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CN-121990320-A - Flexible feeding positioning system and feeding method thereof

CN121990320ACN 121990320 ACN121990320 ACN 121990320ACN-121990320-A

Abstract

The invention relates to the technical field of feeding equipment, in particular to a flexible feeding positioning system and a feeding method thereof, wherein the system comprises a feeding trolley and a trolley positioning switching device, and the trolley positioning switching device comprises a switching frame, a first connection control mechanism, a height direction in-place detection mechanism, a jacking limiting mechanism, a horizontal direction in-place combination detection mechanism and an initial limiting mechanism; the loading trolley comprises a trolley body, a plurality of flexible positioning mechanisms, a jacking limiting structure, a trolley sensing piece, an initial triggering piece and a second connection control mechanism; the method comprises the steps of moving the loading trolley until a travel switch is triggered and a horizontal direction positioning mechanism is positioned, limiting an initial trigger piece by an initial limiting mechanism, jacking the trolley body by a jacking limiting mechanism, butting an electric quick-connection female end with an electric quick-connection male end, and correspondingly performing flexible switching positioning by a flexible positioning mechanism. The invention can conveniently and accurately carry out part loading and can improve the production quality and the production efficiency of parts.

Inventors

  • YE SHAOJIAN
  • Lin Duchao
  • XU WENKANG
  • WU LIHAO

Assignees

  • 广汽传祺汽车有限公司

Dates

Publication Date
20260508
Application Date
20260210

Claims (10)

  1. 1. The flexible feeding piece positioning system is characterized by comprising a feeding piece trolley and a trolley positioning switching device, wherein the trolley positioning switching device comprises a switching frame (100), a first connection control mechanism (200) arranged on the switching frame (100), a height direction in-place detection mechanism (310) and a jacking limiting mechanism (400), the switching frame (100) comprises an abutting frame (110) and guide frames (120) connected to two ends of the abutting frame (110), the abutting frame (110) is provided with a horizontal direction in-place combination detection mechanism (320), an initial limiting mechanism (600) is arranged between the guide frames (120), and the height direction in-place detection mechanism (310), the jacking limiting mechanism (400), the horizontal direction in-place combination detection mechanism (320) and the initial limiting mechanism (600) are all connected with the first connection control mechanism (200); The loading trolley comprises a trolley body (700) and a plurality of flexible positioning mechanisms (800) arranged on the trolley body (700), wherein the positions of the trolley body (700) corresponding to the jacking limiting mechanism (400), the horizontal direction positioning combination detection mechanism (320) and the initial limiting mechanism (600) are respectively provided with a jacking limiting structure (720), a trolley sensing piece (740) and an initial triggering piece (750), the trolley body (700) is also provided with a second connection control mechanism (900), the connection control end of the second connection control mechanism (900) corresponds to the connection control end of the first connection control mechanism (200), and the flexible positioning mechanism (800) is connected with the second connection control mechanism (900).
  2. 2. The flexible upper positioning system according to claim 1, wherein the first connection control mechanism (200) comprises a PLC controller, an electrical quick-connect female end (210), a first valve island (220), and a pneumatic triplet (230), wherein the electrical quick-connect female end (210) and the first valve island (220) are electrically connected to the PLC controller, the electrical quick-connect female end (210) and the first valve island (220) are electrically connected to the pneumatic triplet (230), the first connection control mechanism (200) further comprises a first lifting assembly (240), the electrical quick-connect female end (210) is connected to the abutment frame (110) through the first lifting assembly (240), and the height direction position-detecting mechanism (310), the lifting position-limiting mechanism (400), the horizontal direction position-limiting mechanism (320), and the initial position-limiting mechanism (600) are all connected to the first valve island (220); The second connection control mechanism (900) comprises an electric quick connection male end (910) and a second valve island (920) connected with the electric quick connection male end (910), the electric quick connection male end (910) is arranged at the abutting end of the trolley body (700) and extends out of the trolley body (700), the position of the electric quick connection male end (910) corresponds to the position of the electric quick connection female end (210), and the flexible positioning mechanism (800) is connected with the second valve island (920).
  3. 3. The flexible upper part positioning system according to claim 2, wherein the electrical quick-connection female end (210) comprises a first support (250) connected with the abutting frame (110), a fixed end of the first lifting assembly (240) is connected with the first support (250), a female end panel (211) is connected with a lifting end of the first lifting assembly (240), the female end panel (211) is inserted with a female end gas circuit connector (212), a female end circuit connector (213) and an in-place detection part (214), the female end gas circuit connector (212) is connected with an air outlet end of the pneumatic triple (230), and the female end circuit connector (213) and the in-place detection part (214) are electrically connected with the PLC; The electric quick connection male end (910) comprises a male end panel (911) connected with the trolley body (700), the male end panel (911) is respectively connected with a male end air passage connector (912) and a male end circuit connector (913) at positions corresponding to the female end air passage connector (212) and the female end circuit connector (213), the male end air passage connector (912) is connected with the second valve island (920), the male end circuit connector (913) is electrically connected with the second valve island (920), and the positions corresponding to the in-place detection piece (214) and the alignment hole (215) on the male end panel (911) are respectively connected with a detection block (914) and an alignment pin (915).
  4. 4. The flexible upper part positioning system according to claim 1, wherein the initial limiting mechanism (600) comprises a rotating assembly (610), a limiting roller (620) and a travel switch (630), wherein a rotating end of the rotating assembly (610) is connected with the limiting roller (620), a rotating axis direction of the rotating assembly (610) is perpendicular to a horizontal plane, and a rolling axis direction of the limiting roller (620) is parallel to the horizontal plane; The initial trigger piece (750) comprises a poking plate connected to the bottom of the trolley body (700), and the poking plate is positioned in the accommodating gap when the upper trolley is in a limiting state of the initial limiting mechanism (600).
  5. 5. The flexible loading positioning system according to claim 1, wherein the height direction in-place detection mechanism (310) comprises a first sensor (311) and a first bracket (312), the first sensor (311) is installed above the switching frame (100) through the first bracket (312), the first sensor (311) is used for in-place detection of the trolley body (700) in the height direction, and/or: The horizontal direction to bit combination detection mechanism (320) comprises a second bracket (322) connected with the abutting frame (110), a plurality of second inductors (321) are arranged on the second bracket (322), the trolley induction piece (740) comprises a trolley induction block (741) connected to the abutting end of the trolley body (700), the trolley induction block (741) is provided with a plurality of induction protruding points (742), and the plurality of induction protruding points (742) are used for carrying out horizontal direction to bit detection with the plurality of second inductors (321) and trolley detection.
  6. 6. The flexible upper part positioning system according to claim 1, wherein the trolley body (700) comprises a workbench (711), a guide plate (712) connected to the edge of the workbench (711), and a plurality of flexible positioning mechanisms (800) are all installed on the workbench (711), wherein: Lateral guide wheels (760) are arranged and connected at the edges of two sides of the guide plate (712), the lateral guide wheels (760) are used for being in rolling abutting connection with the guide frame (120), and/or pressing blocks (121) are arranged and connected on the guide frame (120) along the guide direction of the guide frame, and when the feeding trolley enters the trolley positioning and switching device, the pressing blocks (121) are located above the guide plate (712).
  7. 7. The flexible upper part positioning system according to any one of claims 1 to 6, wherein the lifting limiting mechanism (400) comprises a plurality of second lifting assemblies (420) mounted on the switching frame (100), wherein the lifting ends of the second lifting assemblies (420) are connected with limiting pins (410), the lifting limiting structure (720) comprises a plurality of limiting slots (721) connected to the bottom of the trolley body (700), the positions of the limiting slots (721) correspond to the positions of the limiting pins (410), and/or: the jacking and limiting mechanism (400) comprises a plurality of third lifting assemblies (440) arranged on the switching frame (100), a limiting support block (430) is connected to the lifting end of each third lifting assembly (440), the jacking and limiting structure (720) comprises a plurality of limiting plates (722) connected to the bottom of the trolley body (700), and the positions of the limiting plates (722) correspond to the positions of the limiting support blocks (430).
  8. 8. The flexible upper part positioning system according to any one of claims 1 to 6, wherein the abutting frame (110) is provided with a first alignment structure (500), and the position of the trolley body (700) corresponding to the first alignment structure (500) is provided with a second alignment structure (730), wherein: The first alignment structure (500) comprises a plurality of concave parts connected with the abutting frame (110), the second alignment structure (730) comprises a plurality of convex parts connected to the bottom of the trolley body (700), the positions of the convex parts correspond to the positions of the concave parts, and the convex parts are matched with the concave parts.
  9. 9. The flexible upper positioning system of any of claims 1-6, wherein the plurality of flexible positioning mechanisms (800) includes a plurality of first flexible integrated positioning mechanisms (810) mounted on the trolley body (700), a support mechanism (830), and a plurality of second flexible integrated positioning mechanisms (820) mounted proximate an edge of the trolley body (700), wherein: The first flexible integrated positioning mechanism (810) comprises a fourth lifting assembly (811) connected with the trolley body (700), wherein the lifting end of the fourth lifting assembly (811) is connected with a positioning piece (812), a derivative sensing piece (813) and an in-place sensing piece (814), and the derivative sensing piece (813) and the in-place sensing piece (814) are respectively positioned at two sides of the positioning piece (812), and/or: The second flexible integrated positioning mechanism (820) comprises a first overturning assembly connected with the trolley body (700), a first supporting piece (821) and an upper piece guide piece (822) are connected to the overturning end of the first overturning assembly, and a bending part (823) is connected to one end, far away from the first overturning assembly, of the upper piece guide piece (822).
  10. 10. A method of loading applied to the flexible loading positioning system of any one of claims 1 to 9, comprising the steps of: S1, moving the upper trolley, wherein the upper trolley enters the trolley positioning switching device and moves continuously along the guide frame (120) until the initial trigger piece (750) triggers a travel switch (630) of the initial limiting mechanism (600), the initial limiting mechanism (600) sends a detected trolley initial in-place signal to a PLC (programmable logic controller) of the first connection control mechanism (200), and the trolley induction piece (740) triggers the horizontal direction in-place combination detection mechanism (320), and the horizontal direction in-place combination detection mechanism (320) sends the detected trolley information signal and a trolley forward in-place signal to the PLC; S2, the PLC controller drives a rotating assembly (610) of the initial limiting mechanism (600) after receiving an initial in-place signal of the trolley, and the initial trigger piece (750) is limited between a limiting roller (620) of the initial limiting mechanism (600) and the travel switch (630); S3, the PLC controller drives the jacking limiting mechanism (400) to jack up the trolley body (700) after receiving a trolley forward in-place signal, and the height direction in-place detecting mechanism (310) sends a detected trolley height in-place signal to the PLC controller; S4, the PLC controller drives a first lifting assembly (240) of the first connection control mechanism (200) after receiving a trolley height in-place signal, and an electric quick connection female end (210) of the first connection control mechanism (200) is in butt joint with an electric quick connection male end (910) of the second connection control mechanism (900); s5, the PLC controls the flexible positioning mechanism (800) to correspondingly perform flexible switching positioning through the electric quick-connection female end (210) and the electric quick-connection male end (910) in sequence according to the received trolley information signals.

Description

Flexible feeding positioning system and feeding method thereof Technical Field The invention relates to the technical field of piece loading equipment, in particular to a flexible piece loading positioning system and a piece loading method thereof. Background In a workshop production line, part feeding is one of important links, and the vehicle types produced in a common line in the workshop production line are numerous, so that part feeding needs to be shared by multiple vehicle types, and space occupation of part feeding equipment in the workshop production line is reduced. The existing piece feeding equipment can be used for positioning parts of different vehicle types, but when the parts are fed, the situation that the parts are misplaced due to the fact that the piece feeding equipment is not completely in place still occurs sometimes, and when the situation is serious, the parts fall off, the production line of a workshop stops, and the production quality and the production efficiency of the parts are affected. Disclosure of Invention The invention aims to overcome the defect that the part feeding is easy to misplace in the prior art, and provides a flexible part feeding positioning system and a part feeding method thereof, which can conveniently and accurately feed parts and can improve the production quality and the production efficiency of the parts. In order to solve the technical problems, the invention adopts the following technical scheme: The flexible upper piece positioning system comprises an upper piece trolley and a trolley positioning switching device, wherein the trolley positioning switching device comprises a switching frame, a first connection control mechanism, a height direction in-place detection mechanism and a jacking limiting mechanism, the switching frame comprises an abutting frame and guide frames connected to two ends of the abutting frame, an initial limiting mechanism is arranged between the abutting frame and the guide frames, the height direction in-place detection mechanism, the jacking limiting mechanism, the horizontal direction in-place combination detection mechanism and the initial limiting mechanism are all connected with the first connection control mechanism, the upper piece trolley comprises a trolley body, a plurality of flexible positioning mechanisms, the positions of the trolley body, corresponding to the jacking limiting mechanism, the horizontal direction in-place combination detection mechanism and the initial limiting mechanism, are respectively provided with a jacking limiting structure, a trolley sensing piece and an initial triggering piece, the trolley body is also provided with a second connection control mechanism, and the first connection control end of the second connection control mechanism is correspondingly connected with the first connection control end of the second connection control mechanism. The first connection control mechanism comprises a PLC controller, an electric quick connection female end, a first valve island and a pneumatic triple piece, wherein the electric quick connection female end and the first valve island are electrically connected with the PLC controller, the electric quick connection female end and the first valve island are both communicated with the pneumatic triple piece, the first connection control mechanism further comprises a first lifting assembly, the electric quick connection female end is connected with the abutting frame through the first lifting assembly, the height direction in-place detection mechanism, the lifting limit mechanism, the horizontal direction in-place combination detection mechanism and the initial limit mechanism are all connected with the first valve island, the second connection control mechanism comprises an electric quick connection male end and a second valve island connected with the electric quick connection male end, the electric quick connection male end is arranged at the abutting end of the trolley body and extends out of the trolley body, the position of the electric quick connection male end corresponds to the position of the electric quick connection female end, and the flexible positioning mechanism is connected with the second valve. Preferably, the electrical quick-connection female end comprises a first support connected with the abutting frame, the fixed end of the first lifting assembly is connected with the first support, the lifting end of the first lifting assembly is connected with a female end panel, the female end panel is inserted with a female end gas circuit connector, a female end circuit connector and an in-place detection piece, the female end gas circuit connector is connected with the gas outlet end of the pneumatic triplet, and the female end circuit connector and the in-place detection piece are electrically connected with the PLC; the electric quick-connection male end comprises a male end panel connected with the trolley body, a male end air passage c