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CN-121670334-B - Junction box assembly equipment and method

CN121670334BCN 121670334 BCN121670334 BCN 121670334BCN-121670334-B

Abstract

The application provides a junction box assembly device and a method, which are used for assembling a junction box with a main part with leads, and comprise the following steps: frame, first feed mechanism, second feed mechanism, snatch mechanism, transmission mechanism, lead wire righting mechanism and installation move and carry mechanism. The application has high integration degree, compact structure and smooth connection of various working procedures, positioning, identification, splicing, bending and other operations in the assembly process are completed by mechanical structure accurately, so that the problems of easy insertion deviation, uneven force, in-place bending of leads and the like in the existing operation are effectively avoided, the assembly precision and connection stability of the junction box and a main part are improved, the product repair rate is reduced, the labor cost investment is reduced, the misoperation caused by manual high-strength operation is avoided, and the production safety and the product quality consistency of the junction box link of the photovoltaic module are improved.

Inventors

  • ZHANG WENZHONG
  • ZHANG ZHILIANG
  • LIU JUN
  • HU HAO
  • LIAO MANYUAN

Assignees

  • 苏州宏瑞达新能源装备有限公司

Dates

Publication Date
20260512
Application Date
20260211

Claims (16)

  1. 1. A junction box assembly device is characterized in that the junction box assembly device is used for assembling a junction box with a main part with leads, the junction box comprises a first junction box with a leading-out end and a second junction box without the leading-out end, and the junction box assembly device comprises: A frame; The first feeding mechanism comprises a material box, a feeding identification camera, a feeding mechanical arm and a turnover transmission assembly, wherein the first junction box is positioned in the material box, the material box can move towards the turnover transmission assembly, the feeding mechanical arm is arranged between the material box and the turnover transmission assembly, the feeding identification camera is connected with the frame and is positioned at the feeding end of the turnover transmission assembly so as to detect the positive and negative directions of the first junction box, the turnover transmission assembly comprises a turnover plate and a first receiving belt, and the turnover plate can drive the first junction box which is reversely arranged on the turnover plate to turn over so as to output the first junction box which is forward to the first receiving belt; The second feeding mechanism comprises a guide chute and a flexible vibration tray, and the second junction box enters the flexible vibration tray through the guide chute; The grabbing mechanism comprises a grabbing mechanical arm, a first identification camera and a second identification camera, wherein the first identification camera is connected to the frame and faces to the discharging end of the first receiving belt, the second identification camera is connected to the frame and faces to the flexible vibrating tray, and the grabbing mechanical arm is arranged at the discharging ends of the first receiving belt and the flexible vibrating tray and is respectively connected with the first identification camera and the second identification camera so as to grab a forward junction box; The transmission mechanism is arranged on one side of the grabbing mechanism and comprises a plurality of transmission tables, and the junction box enters different transmission tables through the grabbing mechanism and moves along a first direction through the transmission tables; The lead wire centering mechanism is connected to the frame in a sliding manner and is arranged above the main part supply line body, the lead wire centering mechanism comprises a centering component, the centering component comprises a pushing claw and two clamping arms, the pushing claw can move along a first direction so as to penetrate between two lead wires of the main part, the two clamping arms are arranged on two sides of the pushing claw and can move along a first direction and/or a second direction, the lead wires of the main part are positioned between the clamping arms and the pushing claw, and any clamping arm comprises a limiting hook bent towards the pushing claw so as to center the lead wires; The mounting and transferring mechanism is slidably connected to the frame and can move between the transmission mechanism and the main part supply line body, the mounting and transferring mechanism comprises an assembly frame, a transferring assembly, a material shifting assembly and a lead identification camera, the transferring assembly is arranged on one side of the assembly frame, which faces the transmission mechanism, and comprises a transferring clamping jaw capable of clamping a junction box, the material shifting assembly is arranged corresponding to the transferring assembly and comprises two material shifting claws capable of opening and closing along the arrangement direction of the main part lead, and the lead identification camera is arranged on one side of the assembly frame, which is far away from the transmission mechanism, and is connected with the material shifting assembly; And the transfer clamping jaw is used for plugging the forward junction box into the main part with the lead being righted, and the lead is bent through the poking claw so as to connect the junction box and the main part.
  2. 2. The junction box packaging equipment of claim 1, wherein the first feeding mechanism comprises a material box circulating assembly, the material box circulating assembly comprises a fixing frame, two butt joint conveying belts, a lifting table and a feeding belt, the fixing frame is arranged at one end of the frame in the first direction, the two butt joint conveying belts are arranged on the fixing frame in the vertical direction, the conveying directions of the two butt joint conveying belts are opposite, the lifting table is arranged inside the frame and is located between the fixing frame and the overturning conveying assembly, the lifting table can move in the vertical direction in a lifting mode, the feeding belt is arranged on the lifting table and moves synchronously along with the lifting table, so that any butt joint conveying belt can be butted, and the material box can enter the frame through one butt joint conveying belt and leave the frame through the other butt joint conveying belt to carry out circulating feeding.
  3. 3. The junction box assembly device according to claim 1, wherein the turnover transmission assembly further comprises a mounting plate, a stop plate and a stop driver, the mounting plate is connected to the frame, the turnover plate is rotatably connected to the mounting plate around a rotation center line, the stop driver is arranged at the bottom of the turnover plate, the stop plate is connected to a power output end of the stop driver and is arranged between the turnover plate and the first receiving belt, When the feeding recognition camera recognizes that the first junction box is in a positive direction, the stop plate is in a retracted state, and the overturning plate is obliquely arranged towards the first receiving belt so as to directly output the first junction box; when the feeding recognition camera recognizes that the first junction box is reverse, the stop plate is in an extended state, and the turnover plate is turned toward the first receiving belt to turn the first junction box forward and backward for output.
  4. 4. The junction box assembly device according to claim 3, wherein the turnover transmission assembly further comprises two guide ribs and a buffer table, the buffer table is connected to the frame and located at the output end of the first receiving belt, and the two guide ribs are respectively connected to the mounting plate and extend in a direction facing the buffer table in a gradually inclined manner from the edge in the width direction of the first receiving belt.
  5. 5. The junction box loading device of claim 1, wherein the second loading mechanism further comprises a second receiving belt and a push plate loading machine, the second receiving belt is connected to the frame, is arranged at the discharge end of the guide chute and can transmit the second junction box towards the push plate loading machine, and the flexible vibration tray is arranged at the discharge end of the push plate loading machine.
  6. 6. The junction box packaging equipment of claim 1, wherein the first feeding mechanism and the second feeding mechanism are both provided with recycling material channels, and the recycling material channels are arranged on one side of the grabbing mechanism.
  7. 7. The junction box packaging equipment of claim 1, wherein the transmission mechanism comprises a shell, a support panel, a plurality of transmission tables and a transmission driving assembly, the shell is connected to the frame, the transmission tables are arranged in the shell and are arranged at intervals along a second direction, the transmission driving assembly drives the transmission tables to reciprocate along the first direction, the support panel is buckled above the shell, a plurality of material moving through grooves extending along the first direction are formed in the support panel, the transmission tables can be penetrated above the support panel through the material moving through grooves, and the leading-out end of the first junction box can be supported on the support panel.
  8. 8. The junction box assembly device of claim 7, wherein the transmission platform comprises a movable base frame, a platform body, two limiting plates and a limiting driver, the movable base frame is connected to the power output end of the transmission driving assembly, the platform body is arranged on the movable base frame, one end of the platform body in the second direction is provided with a limiting projection, the limiting driver is connected to the movable base frame and is positioned on one side of the platform body, and the two limiting plates are respectively arranged on two sides of the platform body in the first direction and are respectively connected to the power output end of the limiting driver so as to relatively open and close.
  9. 9. The junction box assembly equipment according to claim 1, wherein the lead wire righting mechanism comprises a mounting beam and a lifting beam, the mounting beam is connected to the frame, the lifting beam is connected to the mounting beam in a sliding manner along a third direction, a horizontal adjusting module is arranged at the bottom of the lifting beam, and a plurality of righting assemblies are respectively arranged on the horizontal adjusting module so as to move along a second direction.
  10. 10. The junction box assembly apparatus of claim 9, wherein the centering assembly further comprises a pushing driver and a side pressure driver, the pushing driver is connected to the level adjustment module, the pushing claw is connected to a power output end of the pushing driver so as to move along the first direction, the side pressure driver is arranged at the bottom of the pushing driver, and the two clamping arms are respectively connected to the power output ends of the side pressure driver so as to relatively move along the second direction on two sides of the pushing claw.
  11. 11. The junction box packaging equipment of claim 1, wherein the mounting and transferring mechanism comprises a carriage, the carriage is slidably connected to the frame along a first direction, a transferring module extending along a second direction is arranged on the carriage, a plurality of assembling frames are slidably connected to the transferring module respectively, lifting modules are arranged on any assembling frames, and the transferring module is slidably connected to the lifting modules along a third direction.
  12. 12. The junction box packaging equipment according to claim 1, wherein the transfer assembly comprises a fine adjustment module and a transfer driver, the fine adjustment module is arranged on the assembly frame and extends along a second direction, the transfer driver is connected with the fine adjustment module in a sliding manner, and the two transfer clamping jaws are respectively connected with the power output ends of the transfer driver and relatively move in an opening and closing manner along the first direction.
  13. 13. The junction box assembly device according to claim 12, wherein the material pulling assembly further comprises a connecting beam and a material pulling module, the connecting beam is connected to the bottom of the transfer driver and is located between the two transfer clamping jaws, the material pulling module is arranged on the connecting beam and extends along the second direction, the two material pulling jaws are slidably connected to the material pulling module and move in the second direction in an opening and closing mode, and one side surface, away from each other, of any material pulling jaw is configured to be capable of penetrating into an inclined surface structure between two adjacent leads of the main part.
  14. 14. The junction box assembly device according to claim 1, further comprising a control mechanism, wherein the first feeding mechanism, the second feeding mechanism, the gripping mechanism, the transmission mechanism, the lead centering mechanism, and the mounting transfer mechanism are respectively connected to the control mechanism in a signal manner.
  15. 15. A junction box assembling method characterized in that the junction box is assembled with a main part with leads by the junction box assembling device according to any one of claims 1 to 14, comprising: S1, feeding a first junction box with a leading-out end through a first feeding mechanism, and simultaneously feeding a second junction box without the leading-out end through a second feeding mechanism; S2, carrying out front and back recognition on a first junction box, directly outputting the first junction box when the first junction box is in a forward direction, and overturning the first junction box to be in a forward direction and outputting the first junction box when the first junction box is in a reverse direction; S3, grabbing the forward junction box through a grabbing mechanism and moving the forward junction box into a transmission mechanism; S4, lead gesture recognition is carried out through a lead recognition camera arranged in the transfer mechanism, and meanwhile, leads on the main part are straightened through the lead straightening mechanism until the leads extend upwards along the vertical direction; s5, inserting the junction box in the transmission mechanism on the main piece with the lead being straightened through installing a transfer assembly in the transfer mechanism; and S6, bending a lead wire penetrating through the junction box by installing a material shifting assembly in the transfer mechanism so as to connect the junction box and the main part.
  16. 16. The method of assembling a junction box according to claim 15, wherein step S2 is specifically performed by performing front and back recognition on the first junction box, When the first junction box is in a forward direction, the stop plate in the overturning and conveying assembly is in a retracted state, and the overturning plate inclines 30-60 degrees towards the first bearing belt so as to directly output the first junction box; when the first junction box is in a reverse direction, the stop plate in the overturning and conveying assembly is in an extending state so as to stop the first junction box on the overturning plate, and the overturning plate inclines 130-150 degrees towards the first bearing belt so as to overturn the first junction box to be output forward and backward.

Description

Junction box assembly equipment and method Technical Field The invention relates to the technical field of photovoltaic equipment, in particular to junction box assembly equipment and a junction box assembly method. Background In the production assembly process of the photovoltaic module, the junction box is used as a core electrical connection part, bears the important functions of converging the current generated by the photovoltaic panel, protecting the safety of the circuit and realizing the butt joint of the module and an external circuit, and the installation accuracy and the stability of the junction box directly influence the power generation efficiency and the service life of the photovoltaic module. The photovoltaic panel junction box is required to be precisely assembled with a main part with a preset lead wire to form a complete electrical path. According to the difference of functions and structures, the photovoltaic panel junction box is mainly divided into three types, namely an anode junction box with an outgoing end, an anode junction box with an outgoing end and an anode junction box with an outgoing end, wherein the anode junction box is provided with a special anode outgoing wire for realizing forward output of current, the loop connection of the current is completed through the anode outgoing wire, the outgoing ends of the anode junction box and the anode junction box are required to correspond to positive and negative interfaces of a main part lead respectively to ensure polarity matching, and the transition junction box without the outgoing end is mainly used for transfer and confluence of the current in a photovoltaic module, is connected with the main part lead in an embedded mode through a conductive terminal in a box body without an additional outgoing wire, and has a remarkable interface structure different from the positive and negative junction boxes. At present, the assembly operation of the junction box and the lead of the main part in the production line of the photovoltaic module is not provided with a complete processing system, so that the defects in the actual processing process are more remarkable, firstly, the type of the junction box and the forward and reverse directions are easy to generate errors, the false assembly rate is high, the product repair rate is increased, the production efficiency is reduced, secondly, the general plugging mechanism is difficult to accurately penetrate the bent lead into the junction box based on the characteristic that the lead of the main part is easy to bend, the junction box and the lead are poor in contact, the conductivity is influenced, the junction box or the lead of the main part can be damaged, unnecessary losses are caused, thirdly, the integrated operation of the type identification, the direction positioning, the main part adjustment and the plugging accuracy management and control of the junction box cannot be realized by the existing processing technology, and the assembly requirements of the photovoltaic modules with different specifications are difficult to be met. The special large-scale equipment for assembling the junction box of the photovoltaic panel and the lead wire of the main part does not exist in the current industry, and the integrated equipment which can integrate the functions of the junction box type compatibility, accurate positioning in the forward and reverse directions, automatic insertion, lead wire correction of the main part, quality detection of assembly and the like is lacking, so that the production requirements of large-scale and high-precision photovoltaic modules cannot be adapted, and the automatic upgrading of the assembly links of the photovoltaic modules and the improvement of the quality stability of products are restricted. Therefore, research and development of special equipment which is adaptive to different types of junction boxes and can realize accurate direction positioning and automatic assembly becomes a technical problem to be solved in the field of photovoltaic module production. Disclosure of Invention Therefore, the invention aims to solve the technical problem that the assembly of the junction boxes of different types and the main part cannot be completed in a tethered way in the prior art, and provides junction box assembly equipment and a junction box assembly method. In order to solve the technical problems, the invention provides junction box assembly equipment for assembling a junction box with a main part with leads, wherein the junction box comprises a first junction box with a leading-out end and a second junction box without the leading-out end, and the junction box comprises a rack; the first feeding mechanism comprises a material box, a feeding identification camera, The feeding mechanical arm is arranged between the material box and the overturning transmission assembly, the feeding mechanical arm is connected to the frame and is positioned at the feeding end