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CN-121988666-A - Automatic production equipment and automatic production method for automobile spare tire cover

CN121988666ACN 121988666 ACN121988666 ACN 121988666ACN-121988666-A

Abstract

The invention discloses automatic production equipment and an automatic production method of an automobile spare tire cover, wherein the automatic production equipment comprises an unreeling leveling device, a servo feeding punching device, a forming rounding device, a cutting mechanism and a central control system, wherein the unreeling leveling device is used for unreeling and leveling rolled materials, the servo feeding punching device is used for receiving the leveled materials, realizing accurate stepping feeding of the materials and synchronously completing punching operation at a preset position, the forming rounding device is used for receiving the punched materials, firstly extruding a flat plate-shaped material into an arc section with preset specification, then rounding the circular arc section, and the cutting mechanism is used for receiving the rounded material and cutting the rounded material according to preset length and angle to obtain a spare tire cover finished product. The invention realizes the time sequence coordination of each processing step and the continuous non-offset transmission of materials, and finally realizes the full-flow automatic production of the spare tire cover from the coil stock to the finished product, thereby improving the production efficiency and the product consistency.

Inventors

  • LIU MEIQING

Assignees

  • 广州市宇昊机电设备有限公司

Dates

Publication Date
20260508
Application Date
20260309

Claims (10)

  1. 1. The automatic production equipment for the automobile spare tire cover is characterized by comprising an unreeling leveling device, a servo feeding punching device, a forming reeling device, a cutting mechanism and a central control system electrically connected with the unreeling leveling device, the servo feeding punching device, the forming reeling device and the cutting mechanism which are sequentially connected along the material conveying direction, wherein the central control system is configured to cooperatively control the action time sequence of the devices to realize the full-automatic continuous production from a coiled material to a spare tire cover finished product, and the automatic production equipment comprises the following components: The unreeling leveling device is used for unreeling and leveling rolled processing materials and eliminating folds on the surfaces of the materials; The servo feeding and punching device is used for receiving the flattened material, realizing accurate stepping feeding of the material and synchronously completing punching operation at a preset position; The shaping and rounding device is used for receiving punched materials, extruding and shaping the flat plate-shaped materials into an arc section with preset specification, and then rounding and shaping the arc section to form an arc structure matched with the spare tire cover; the cutting mechanism is used for receiving the material which is formed by rolling and cutting the material according to the preset length and angle to obtain the finished product of the spare tire cover.
  2. 2. The automatic production equipment for the spare tire covers of the automobiles according to claim 1, wherein the unreeling leveling device comprises a first rack, and the unreeling mechanism and the leveling mechanism are respectively fixedly installed on the first rack; The unreeling mechanism comprises a reel barrel and an unreeling driving mechanism, the reel barrel is rotatably assembled on the first frame, the reel barrel is configured to be capable of bearing rolled processing materials, and the unreeling driving mechanism is used for driving the reel barrel to rotate so as to unreel the rolled materials.
  3. 3. The automatic production equipment for spare tire covers for automobiles according to claim 2, wherein the leveling mechanism comprises a leveling base, a plurality of upper leveling rollers and a plurality of lower leveling rollers; The leveling base is arranged on the first frame, one end of the leveling base is provided with a feed inlet, and the other end of the leveling base is provided with a discharge outlet; The upper leveling rollers and the lower leveling rollers are respectively rotatably arranged in the leveling base and are staggered to form a leveling channel, one end of the leveling channel is communicated with the feeding port, the other end of the leveling channel is communicated with the discharging port, and the leveling channel is configured to remove material wrinkles through rolling of the upper leveling rollers and the lower leveling rollers.
  4. 4. The automatic production equipment for automobile spare tire covers according to claim 1, wherein the leveling mechanism further comprises a roll gap adjusting assembly, and the roll gap adjusting assembly comprises: the two sliding mounting blocks are respectively and vertically movably mounted on two opposite side walls of the leveling base; The two ends of the upper leveling rollers are respectively and rotatably connected with the two sliding mounting blocks; the two fixing blocks are respectively and fixedly arranged on the top wall of the leveling base; The lower ends of the two vertical mounting rods respectively penetrate through the two fixing blocks and are fixed on the top wall of the leveling base, and the upper ends of the two vertical mounting rods are respectively provided with a limiting plate; The two floating blocks are respectively sleeved on the two vertical mounting rods and are positioned above the two fixed blocks; The two ends of each vertical connecting rod are respectively connected with one sliding mounting block and one floating block; The two springs are respectively sleeved on the two vertical mounting rods, and two ends of the two springs are respectively abutted between the floating block and the limiting plate; The vertical driving structure is configured to drive the two floating blocks to synchronously move along the vertical mounting rod so as to drive the sliding mounting blocks and the upper leveling rollers to move along the vertical direction, thereby adjusting the width of the roller gap of the leveling channel; The vertical driving structure comprises a rotating shaft, two cams and a driving handle, wherein the rotating shaft is rotatably arranged between the two fixed blocks, the two cams are respectively fixedly arranged at two ends of the rotating shaft and respectively contact with the top surface of the floating block, and one end of the driving handle is connected with the middle part of the rotating shaft through spline fit.
  5. 5. The automatic production equipment for the spare tire covers of the automobiles according to claim 1, wherein the servo feeding and punching device is connected between the unreeling and leveling device and the forming and rounding device and is used for realizing accurate feeding and continuous punching of materials, the servo feeding and punching device comprises a second rack, a servo feeding mechanism, a punching mechanism and a power supply system, wherein the servo feeding mechanism, the punching mechanism and the power supply system are respectively arranged on the second rack, the servo feeding mechanism is connected with the unreeling and leveling device, the punching mechanism is connected with the forming and rounding device, the power supply system is in transmission connection with the punching mechanism, and the servo feeding mechanism and the punching mechanism are electrically connected with the central control system.
  6. 6. The automatic production equipment for automobile spare tire covers according to claim 5, wherein the servo feeding mechanism comprises a feeding installation frame, a feeding driving assembly, a feeding transmission assembly and a feeding guide assembly, the feeding installation frame is fixedly connected with the second frame, the feeding driving assembly is fixedly connected with the transmission assembly and assembled on the feeding installation frame together, the guide assembly is assembled above the transmission assembly and correspondingly matched with the transmission assembly to form a material transmission channel, and the feeding driving assembly is electrically connected with the central control system.
  7. 7. The automatic production equipment for automobile spare tire covers according to claim 5, wherein the punching mechanism comprises a base, a punch, a die and a guiding device, the base is fixedly connected with a second frame of the servo feeding mechanism, the die is assembled on the base, the punch is correspondingly assembled right above the die and is in transmission connection with the power supply system, the guiding device is assembled between the punch and the die and is respectively matched with the punch and the die, the punch, the die and the guiding device are coaxially matched to form a precise punching structure, and the die is of a detachable structure and is configured to be capable of adapting to punching requirements of different specifications.
  8. 8. The automatic production equipment for automobile spare tire covers according to claim 1, wherein the forming and rounding device is connected between the servo feeding and punching device and the cutting mechanism; The forming and rounding device comprises a third frame, an extrusion forming mechanism and a rounding mechanism, wherein the extrusion forming mechanism and the rounding mechanism are respectively arranged on the third frame, and the extrusion forming mechanism is used for extruding and forming a flat material to be formed into an arc section with a preset specification; The extrusion forming mechanism comprises a servo motor, a plurality of groups of forming assemblies and a plurality of first couplings, wherein the forming assemblies are arranged side by side along the length direction of the third rack; The molding assembly comprises a synchronous gear box, two molding installation racks, an upper molding wheel die, a lower molding wheel die and four second couplings; the synchronous gear box is arranged on the third rack and positioned at one side in the width direction; the two forming installation frames are symmetrically arranged on the third rack; two ends of the upper forming wheel die are respectively arranged on the two forming installation frames, and one end of the upper forming wheel die is connected with a first output end of the synchronous gear box through a second coupler; two ends of the lower forming wheel die are respectively arranged on the two forming mounting frames and positioned below the upper forming wheel die, and one end of the lower forming wheel die is connected with a second output end of the synchronous gear box through a second coupling; An extrusion channel with an arc section is formed between the upper forming wheel die and the lower forming wheel die; any two adjacent synchronous gearboxes positioned on the same side are connected through one first coupling; an output shaft of the servo motor is connected with the synchronous gear box positioned at the outermost side of the third frame through a first coupler; the rolling mechanism comprises a rolling driving motor, a plurality of rolling assemblies and a gear transmission assembly; The rolling assembly comprises two rolling installation frames, an upper rolling wheel die and a lower rolling wheel die; the two rolling installation racks are symmetrically arranged on the third rack; Two ends of the upper rolling round wheel die are respectively arranged on the two rolling round mounting frames; two ends of the lower rolling round wheel die are respectively arranged on the two forming installation frames and positioned below the upper rolling round wheel die; a guide channel for materials to pass through is formed between the upper rolling wheel die and the lower rolling wheel die, and a plurality of rolling assemblies are arranged in a gradually descending mode along the height of the vertical direction to form an arc-shaped rolling guide channel for gradually rolling the extruded materials into a preset radian; the output shaft of the rolling driving motor is respectively connected with a plurality of rolling assemblies in a transmission way through a gear transmission assembly.
  9. 9. The automatic production equipment for the spare tire covers of the automobiles according to claim 8, wherein the cutting mechanism is a discharge end of the equipment and is used for cutting the material after being rolled into the spare tire cover finished product; The cutting mechanism comprises a cutting mounting frame, a punching assembly and an angle adjusting mechanism; The cutting installation frame is rotatably installed on the third rack; the die-cutting assembly is fixedly arranged on the cutting installation frame and comprises a hydraulic cylinder and a die-cutting die, wherein the die-cutting die comprises a movable die and a fixed die; the angle adjusting mechanism comprises a fixed cross rod and two adjusting longitudinal rods; Two ends of the fixed cross rod are respectively connected with two side walls of the third rack; One end of each of the two adjusting longitudinal rods is connected with the fixed cross rod through a locking nut, the other end of each of the two adjusting longitudinal rods is hinged with the cutting-off installation frame, and the inclination angle of the cutting-off installation frame is adjusted through the position of the adjusting locking nut on the adjusting longitudinal rods.
  10. 10. An automatic production method of an automobile spare tire cover, characterized in that the automatic production device of the automobile spare tire cover according to any one of claims 1 to 9 is adopted, comprising the following steps: S10, unreeling and leveling, namely unreeling the rolled processing material through an unreeling mechanism of an unreeling and leveling device, and simultaneously rolling and leveling the material through upper and lower leveling rollers of the leveling mechanism, so as to eliminate material wrinkles and obtain a flat plate material; s20, servo feeding and punching, namely controlling a servo feeding mechanism to accurately and stepwise convey the flat plate material obtained in the step S10 to a punching mechanism by a central control system, controlling a power supply system to drive a punch to act, and completing punching operation at a preset position by matching with a die to obtain a plate material with holes; S30, extruding and rounding forming, namely enabling the plate material with the holes to enter a forming rounding device, extruding the plate material through an upper forming wheel die and a lower forming wheel die of an extrusion forming mechanism to form an arc section material with preset specifications, and gradually rounding and forming through a height gradual rounding guide channel of the rounding mechanism to obtain an arc semi-finished product; S40, an automatic cutting step, wherein the central control system controls the cutting mechanism to act according to the preset specification of the spare tire cover, and the arc semi-finished product obtained in the S30 is cut off according to the preset length to obtain a spare tire cover finished product; and S50, a continuous production step, namely controlling each device to circularly execute the steps S10-S40 by the central control system cooperatively, so as to realize full-automatic continuous production of the spare tire cover.

Description

Automatic production equipment and automatic production method for automobile spare tire cover Technical Field The invention relates to the technical field of automobile part production equipment and production methods, in particular to automatic production equipment and an automatic production method for an automobile spare tire cover, which are suitable for automatic continuous production of metal spare tire covers of various passenger cars and commercial vehicles. Background At present, the production of automobile spare tyre covers adopts sectional type processing method more, accomplishes each process respectively through independent unreeling equipment, flattening equipment, punching equipment, rolling equipment and cutting equipment promptly, and each equipment is independent frame structure, and does not have dedicated accurate location linking structure between the equipment, and each process links up the operation through the manual work transportation material. The production mode has a plurality of technical defects: 1. The manual dependency is high, scratches and deviations are easy to occur in the material transferring process, the labor intensity and the labor cost are increased, and the appearance of the product is damaged and the processing precision is deviated; 2. the lack of a standardized positioning connection structure between the independent devices has poor butting coaxiality, and offset and material clamping are easy to occur in the material transmission process, so that the production is interrupted, and the production efficiency is low; 3. each device has no unified cooperative control system, the action time sequence is not matched, the production beat difference is large, the material accumulation is easy to occur, and the production efficiency is further reduced; 4. the adjusting mechanism of each device is complicated in design, when spare tire covers with different specifications are required to be produced, the devices are required to be respectively and complexly adjusted, the universality is poor, and the production preparation time is long; 5. The existing processing equipment lacks an effective closed-loop control mechanism, processing parameters are required to be manually set, accurate control is difficult to achieve, the size precision, roundness precision and notch quality of the spare tire cover are difficult to guarantee, and the product consistency is poor. In the related art, although some semi-automatic equipment for realizing spare tire cover processing is tried, the equipment is only automated for completing single working procedure, no accurate positioning connection component is arranged between the equipment, each equipment still needs manual connection, and the problems of material wrinkling, punching deviation, rolling deformation and the like are easily caused in the processing process, the production requirements of the automobile industry on large batch and high precision cannot be met, meanwhile, the processing equipment of the traditional integrated frame has the defects of fixed production line layout, incapability of flexible adjustment according to a production field and poor suitability. Disclosure of Invention The invention aims to overcome the defects of low automation degree, poor machining precision, large equipment butt joint deviation, poor production line layout flexibility and the like in the production of the automobile spare tire cover in the prior art, and provides automatic production equipment and an automatic production method of the automobile spare tire cover. The equipment designs the procedures of unreeling, leveling, servo feeding punching, forming rolling and automatic cutting into independent modules, realizes accurate butt joint of the modules through a standardized positioning and connecting assembly, ensures coaxiality of material transmission, improves the processing precision of a single module by optimizing the internal structure of the modules and adding assemblies such as accurate fixed-length feeding, synchronous rolling and angle adjustable cutting, and realizes closed-loop cooperative control of action time sequence and operation parameters of the independent modules by means of a central control system, thereby reducing manual intervention. The corresponding production method relies on the equipment to realize time sequence coordination of each processing step and continuous non-offset transmission of materials, does not need manual intervention in core processing links, finally realizes full-process automatic production of spare tire covers from coiled materials to finished products, improves production efficiency and product consistency, reduces production cost, and simultaneously, each module is independently designed to flexibly adjust layout according to production sites, thereby improving the suitability of the equipment. The first aspect of the invention provides automatic production equipment for automobi