Automatic assembling equipment for model car parts

Abstract

The utility model relates to automatic assembling equipment for model car parts. The automatic assembling equipment comprises a car base selecting unit, a seat part assembling unit and a first assembling unit, wherein the car base selecting unit is used for locking a car base on a first assembling clamp; the seat part assembling unit comprises a seat selecting mechanism for reversely placing a seat on a second assembling clamp, a seat mounting mechanism, a press-in device, a reversing device for reversing the seat, a transfer device and a second assembling unit; the seat mounting mechanism comprises a seat feeding device, a seat positioning harness and a seat grabbing device; the seat grabbing device grabs the seat from the seat feeding device and places the seat into the seat positioning harness to enable the seat to be reversely placed, and then the reversely placed seat is grabbed and placed on the seat; the press-in device is used for pressing in the seat and fixedly mounting the seat on the seat to obtain a seat-seat assembly; the transfer device mounts the seat assembly to the vehicle base. The intelligent feeding device is ingenious in structural design, intelligent feeding and automatic assembly of model car parts can be achieved, the machining efficiency is improved, and the labor cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to model processing technical field, especially a kind of model car component automatic assembly equipment. BACKGROUND

[0002] The components of existing 4.5-inch scale car model include car base, front wheel shaft structure, rear wheel shaft structure, chair seat, seat accessories, etc., manual selection and assembly are the traditional assembly method of model car components, the components are respectively contained in different trays, and the operator selects the required number of components in the tray and assembles by hand with tool clamps, the assembly process of model car components is relatively cumbersome, and the whole process takes a long time and is low in efficiency under manual operation; And it requires certain technical requirements for operators, high labor cost; At the same time, long-term labor operation is easy to make operators tired, affecting the assembly quality. SUMMARY

[0003] Therefore, the utility model aims to provide a model car component automatic assembly equipment, which is clever in structure design and can realize intelligent feeding and automatic assembly of model car components, greatly improving processing and production efficiency and reducing labor cost.

[0004] A model car component automatic assembly equipment includes a car base selection unit, a seat component assembly unit, and a first assembly unit for assembling the chair seat and the car base; the first assembly unit includes a plurality of first assembly clamps; the car base selection unit locks the car base on the first assembly clamp;

[0005] The seat component assembly unit includes a chair seat selection mechanism, a seat installation mechanism, a pressing device, a reversing device, a transfer device, and a second assembly unit for assembling the chair seat and the seat;

[0006] The second assembly unit includes a plurality of second assembly clamps for locking the chair seat;

[0007] The chair seat selection mechanism reverses the chair seat on the second assembly clamp;

[0008] The seat installation mechanism includes a seat feeding device, a seat positioning tool for reversing the seat, and a seat grabbing device; the seat grabbing device grabs the seat from the seat feeding device and places it in the seat positioning tool to reverse the seat, and then grabs the reversed seat from the seat positioning tool and places it on the reversed chair seat in the second assembly clamp;

[0009] The pressing device presses the reversed seat in the second assembly clamp into the reversed chair seat to obtain a seat chair assembly;

[0010] The reversing device reverses the seat installed in the second assembly fixture to make the seat assembly in normal position.

[0011] The transferring device installs the seat assembly in normal position in the second assembly fixture to the vehicle base of the first assembly fixture.

[0012] Compared with the prior art, the model vehicle part automatic assembly equipment simulates the process of installing the seat and the seat to the vehicle base in manual assembly by mechanical structure, realizes automatic installation of the seat, the seat and the vehicle base, and realizes automatic production by replacing manual assembly with mechanical assembly, which improves the processing production efficiency and reduces the labor cost.

[0013] Further, the second assembly unit comprises a second assembly platform capable of rotating in a plane, the second assembly fixture is distributed on the peripheral part of the assembly platform, the seat selecting mechanism, the seat installing mechanism and the transferring device are distributed around the second assembly platform, the positions of the second assembly platform corresponding to the seat selecting mechanism, the seat installing mechanism and the transferring device are a seat assembly position, a seat assembly position and a transferring assembly position respectively; the rotation of the assembly platform makes the vehicle base on the second assembly fixture stop at the seat assembly position, the seat assembly position and the transferring assembly position; the rotation of the second assembly platform makes the second assembly fixture stop at the seat assembly position, the seat assembly position and the transferring assembly position.

[0014] Further, the second assembly fixture comprises a normal assembly fixture and a reverse assembly fixture, the seat selecting mechanism reverses the seat and places it on the reverse assembly fixture; the reversing device reverses the seat installed in the reverse assembly fixture and places it on the normal assembly fixture.

[0015] Further, the seat selection mechanism comprises a seat hopper for accommodating seat, a seat conveying assembly, a seat recognition device for recognizing the seat placement state, a seat grabbing device and a seat control system; the seat conveying assembly comprises a layer-in seat conveyor and a seat conveying belt; the layer-in seat conveyor extends upward along the inner wall of the seat hopper; the seat conveying belt is located below the end of the layer-in seat conveyor; the end of the seat conveying belt is guided to the second assembly fixture, and the end of the seat conveying belt is located above the seat hopper; the seat recognition device comprises a seat visual input lens arranged at the end of the seat conveying belt, and the seat visual input lens faces the seat conveying belt; the seat visual input lens captures the seat at the end of the seat conveying belt and inputs the captured information into the seat control system; the seat control system recognizes the seat and its placement state in the captured image of the seat visual input lens, and controls the seat grabbing device to grab the seat in the installation state and move and place it on the second assembly fixture. The model car component automatic assembly equipment of the present scheme realizes intelligent and automatic supply of seat raw materials through the layer-in seat conveyor, the seat conveying belt, the seat recognition device, the seat grabbing device and other structures.

[0016] Further, the seat selection mechanism further comprises a seat reversing device provided with a seat reversing fixture, and the seat reversing device is controlled by the seat control system; the seat control system controls the seat grabbing device to grab the upright seat at the end of the seat conveying belt and place it in the seat reversing fixture, the seat reversing device reverses the seat in the seat reversing fixture, the seat grabbing device grabs the upside-down seat from the seat reversing fixture and moves and places it on the second assembly fixture. The model car component automatic assembly equipment of the present scheme does not need manual operation to turn over the seat, and the seat grabbing device grabbing efficiency is increased by the seat reversing device, which greatly speeds up the intelligent and automatic supply of the seat selection mechanism.

[0017] Further, the seat installation mechanism comprises a seat supply device, and the seat supply device comprises a seat hopper for accommodating seat, a layer-in seat conveyor and a seat conveying belt; the layer-in seat conveyor extends upward along the inner wall of the seat hopper; the seat conveying belt is located below the end of the layer-in seat conveyor; the end of the seat conveying belt is guided to the second assembly unit, and the end of the seat conveying belt is located above the seat hopper. The model car component automatic assembly equipment of the present scheme adopts the layer-in seat conveyor, which not only realizes the transportation of seat raw materials, but also avoids the accumulation of seat raw materials through layered transportation, facilitates the one-by-one delivery of seat raw materials, and facilitates the subsequent selection and installation of seat raw materials.

[0018] Further, the seat installation mechanism further comprises a seat recognition device, a seat grabbing device, a seat positioning device for correcting the orientation of the seat, a pressing device and a seat control system; the seat recognition device comprises a seat visual input lens, which is arranged at the end of the seat conveyor belt and faces the seat conveyor belt, and captures the seat at the end of the seat conveyor belt and inputs the captured information into the seat control system; the seat control system recognizes the seat in the captured image of the seat visual input lens and controls the seat grabbing device to grab the seat at the end of the seat conveyor belt and place it on the seat positioning device for orientation correction; the seat grabbing device grabs the seat that has been corrected in orientation from the seat positioning device and moves and places it on the seat of the second assembly fixture. The model car part automatic assembly equipment of the present scheme realizes intelligent selection of seat raw materials through the seat recognition device and the seat grabbing device, automatically realizes orientation correction of the seat through the seat positioning device, simplifies the operation of the seat grabbing device, and reduces the selection requirements and design difficulty of the seat grabbing device.

[0019] Further, the first assembly unit comprises a first assembly platform, an annular guide rail arranged on the first assembly platform, and a plurality of first assembly fixtures movable along the annular guide rail; the vehicle base selection unit and the seat part assembly unit are distributed around the first assembly platform, and the annular guide rail has vehicle base assembly positions, seat positions and seat assembly positions corresponding to the positions of the vehicle base selection unit and the seat part assembly unit; the vehicle base assembly positions, the seat positions and the seat assembly positions of the annular guide rail are provided with positioning devices for locking the first assembly fixtures.

[0020] Further, the model car part automatic assembly equipment further comprises a cold pressing device for pressing and fixing the seat and the vehicle base; the cold pressing device is arranged near the first assembly platform, the annular guide rail has a cold pressing position corresponding to the cold pressing device, and the cold pressing position of the annular guide rail is provided with the positioning device; the first assembly fixture moves from the seat and seat assembly position to the cold pressing position. The model car part automatic assembly equipment of the present scheme further strengthens the fixation of the model car parts through the cold pressing device, prevents the seat and the seat from loosening from the vehicle base, and improves the processing quality of the model car.

[0021] Further, the car base selection unit comprises a car base screening device for changing the placement state of the car base, a car base feeding device for quantitatively feeding the car base to the car base screening device, a car base recognition device, a car base grabbing device for grabbing the car base in the installation state, a car base reversing device, and a car base control system; the car base screening device comprises a car base vibrating disc for accommodating the car base and a car base vibrator connected to the car base vibrating disc; the car base feeding device comprises a car base conveying device guiding the car base vibrating disc and a car base hopper for placing the car base to the car base conveying device; the car base vibrator vibrates so that the car base raw material in the car base vibrating disc is turned over, moved, and uniformly distributed in the car base vibrating disc, and the car base control system can control the vibration of the car base vibrator in real time; the car base recognition device comprises a car base visual input lens; the car base visual input lens photographs the car base in the car base vibrating disc and inputs the photographed information to the car base control system; the car base reversing device is provided with a car base reversing clamp; after the car base control system recognizes the car base and its placement state in the photographing picture of the car base visual input lens, the car base control system controls the car base grabbing device to grab the car base in the car base vibrating disc; the car base grabbing device moves and places the car base on the first assembly clamp or moves and places the car base in the car base reversing clamp, the car base reversing device reverses the car base in the car base reversing clamp, and then the car base grabbing device grabs the reversed car base and moves and places it on the first assembly clamp. The car base feeding device of the model car component automatic assembly equipment of the scheme provides car base raw material through a car base hopper and a car base conveying device, changes the placement state of the car base in the car base vibrating disc through a car base vibrator, and then recognizes and selects the car base in the installation state through a car base visual input lens and a car base control system; in addition, the car base grabbing efficiency of the car base grabbing device is increased by setting a car base reversing device, manual screening or manual operation is not needed to turn over the car base, the intelligent automatic feeding of the car base is realized, the speed of the car base selection unit for intelligently and automatically feeding the seat is greatly accelerated, and automation is further realized.

[0022] In order to better understand and implement, the utility model is described in detail below with reference to the drawings. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 The structure schematic diagram of the model car component automatic assembly equipment of the utility model is shown in the figure;

[0024] Figure 2 The structure schematic diagram of the first assembly unit 6 of the utility model is shown in the figure;

[0025] Figure 3 Structure diagram of the wheel axle mounting unit 2 of the utility model;

[0026] Figure 4 Structure diagram of the wheel axle mounting unit 2 of the utility model;

[0027] Figure 5 Structure diagram of the second assembly unit 36 and the transfer device 35 of the utility model;

[0028] Figure 6 Structure diagram of the chair seat selecting mechanism 31 and the chair mounting mechanism 32 of the utility model;

[0029] Figure 7 Structure diagram of the second assembly unit 36 and the chair seat component assembly unit 3 of the utility model. DETAILED DESCRIPTION

[0030] The terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. Described embodiments are not meant to limit the application to a particular embodiment, but the application is intended to embrace all embodiments which come within the scope of the following claims, including all equivalents thereof.

[0031] The terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. Described embodiments are not meant to limit the application to a particular embodiment, but the application is intended to embrace all embodiments which come within the scope of the following claims, including all equivalents thereof.

[0032] The following description refers to the accompanying drawings. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. Any methods and materials similar or equivalent to those described herein can be used in the practice of the application. The description herein is directed to specific embodiments of the application and is not intended to limit the scope of the application. The following examples are given for the purpose of illustrating at least one embodiment of the application and are not intended to limit the scope of the application.

[0033] In the description of the present application, it needs to be understood that the terms "first", "second", etc. are only used to distinguish similar objects, and do not have to be used to describe a specific order or sequence, nor can they be understood as indicating or implying relative importance. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0034] In the description of the utility model, it is necessary to understand that the terms "vertical", "horizontal", "upper", "lower", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model.

[0035] In the description of the utility model, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, and can also be detachably connected, or integrally connected, can be mechanically connected, or electrically connected, can be directly connected, or indirectly connected through an intermediate medium, can be the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0036] In addition, in the description of the present application, unless otherwise specified, "a plurality of" means two or more than two. "And / or", the association between the associated objects, indicates that there can be three kinds of relationships, for example, A and / or B, can represent: A exists alone, A and B exist simultaneously, B exists alone, three cases. The character " / " generally represents that the associated objects before and after are a kind of "or" relationship.

[0037] It should be understood that the embodiments of the present application are not limited to the precise structures already described and shown in the drawings, and various modifications and changes can be made without departing from the scope thereof. The scope of the embodiments of the present application is only limited by the appended claims.

[0038] Please refer to Figure 1The utility model provides a model car part automatic assembly equipment, including car base selection unit 1, wheel shaft installation unit 2, seat part assembly unit 3, cold beating device 4, blanking device 5, first assembly unit 6 for realizing chair seat and car base assembly and control total control system 7 of car base selection unit 1, wheel shaft installation unit 2, seat part assembly unit 3, cold beating device 4, blanking device 5, first assembly unit 6. The seat to be assembled of the utility model is a double seat model structure connected by connecting rod, and the chair seat is provided with a hole groove for mounting the seat. One side of the chair seat for assembling the seat is a front side, and the other side is a back side. The seat part assembly unit 3 of the model car part automatic assembly equipment of the utility model first sets up the seat to be installed upside down, then places the upside-down seat on the chair seat through the hole groove on the chair seat from the back side of the chair seat, and then fixes the seat and the chair seat to realize the assembly of the model car seat and the chair seat and obtain the seat part. The car base is divided into an assembly surface for mounting parts and a non-assembly surface opposite to the assembly surface.

[0039] Please refer to Figure 1 and Figure 2 The first assembly unit 6 includes a first rack 61, a first assembly platform 62 arranged on the first rack 61, an annular guide rail 63 arranged on the first assembly platform 62, a plurality of first assembly clamps 65 capable of moving circularly along the annular guide rail 63, a positioning device 66 arranged on the annular guide rail 63, and a first assembly control system. The first assembly clamps 65 are used for locking the car base. The first assembly control system controls the first assembly clamps 65 and the positioning device 66. The car base selection unit 1, the wheel shaft installation unit 2, the seat part assembly unit 3, the cold beating device 4, and the blanking device 5 are sequentially distributed around the first assembly platform 62. The positions of the annular guide rail 63 corresponding to the car base selection unit 1, the wheel shaft installation unit 2, the seat part assembly unit 3, the cold beating device 4, and the blanking device 5 are a car base assembly position, a wheel shaft assembly position, a seat part assembly position, a cold beating position, and a blanking position, respectively. The car base assembly position, the wheel shaft assembly position, the seat part assembly position, the cold beating position, and the blanking position of the annular guide rail 63 are provided with the positioning device 66 for locking the first assembly clamps 65. The first assembly control system controls the movement of the first assembly clamps 65 and sequentially stops at the car base assembly position, the wheel shaft assembly position, the seat part assembly position, the cold beating position, and the blanking position, and controls the positioning device 66 to position and lock the first assembly clamps 65 to ensure the precision of part assembly. After completing the part assembly, the first assembly control system controls the positioning device 66 to unlock the first assembly clamps 65 and controls the first assembly clamps 65 to continue moving.

[0040] Please refer toFigure 1 and Figure 3 The vehicle base selection unit 1 comprises a vehicle base screening device 11 for changing the placement state of the vehicle base, a vehicle base feeding device 12 for quantitatively feeding the vehicle base to the vehicle base screening device 11, a vehicle base recognition device 13, a vehicle base grabbing device 14 for grabbing the vehicle base in the mounting state, and a vehicle base control system. The vehicle base recognition device 13 is arranged above the vehicle base screening device 11. The vehicle base control system controls the vehicle base screening device 11, the vehicle base feeding device 12, the vehicle base recognition device 13, and the vehicle base grabbing device 14. The vehicle base in the mounting state is the vehicle base with the assembly surface or the non-assembly surface facing upward.

[0041] In the embodiment, the vehicle base screening device 11 comprises a vehicle base vibrating disc 111 for accommodating vehicle bases and a vehicle base vibrator 112 connected with the vehicle base vibrating disc 111. The vehicle base feeding device 12 comprises a vehicle base conveying device 122 guiding the vehicle base screening device 11 and a vehicle base hopper 124 placing vehicle bases to the vehicle base conveying device 122. The vehicle base conveying device 122 guides the vehicle base vibrating disc 111, the vehicle base hopper 124 is arranged above the vehicle base conveying device 122, and the discharge port of the vehicle base hopper 124 is positioned towards the vehicle base conveying device 122; the vehicle base conveying device 122 is preferably a conveying belt. The vehicle base vibrator 112 vibrates so that the vehicle base raw materials in the vehicle base vibrating disc 111 are turned over, moved and uniformly distributed in the vehicle base vibrating disc 111, thereby changing the placement state of the vehicle bases in the vehicle base vibrating disc 111; the vibration frequency and amplitude of the vehicle base vibrator 112 can be set by the vehicle base control system, so as to avoid high-frequency repeated shaking scratching the surface of the vehicle bases, and the vehicle base control system can control the instant vibration of the vehicle base vibrator 112. The vehicle base recognition device 13 comprises a vehicle base visual input lens 131; the vehicle base visual input lens 131 is arranged above the vehicle base vibrating disc 111 and faces the vehicle base vibrating disc 111, and the vehicle base visual input lens 131 photographs the vehicle bases in the vehicle base vibrating disc 111 and inputs the photographed information to the vehicle base control system. The vehicle base control system controls the vehicle base hopper 124 to place vehicle bases to the vehicle base conveying device 122, and controls the vehicle base conveying device 122 to convey vehicle bases to the vehicle base vibrating disc 111; when the vehicle bases in the vehicle base vibrating disc 111 reach a certain capacity, the vehicle base control system controls the vehicle base conveying device 122 and the vehicle base hopper 124 to stop working; after the vehicle base vibrating disc 111 stops vibrating, the vehicle base control system recognizes the vehicle bases and their placement state in the photographing picture of the vehicle base visual input lens 131, marks the vehicle bases with the assembly faces upwards when recognizing the vehicle bases, controls the vehicle base grabbing device 14 to grab the marked vehicle bases in the vehicle base vibrating disc 111 and move and place them on the first assembly clamp 65 locked in the vehicle base assembly position; when no vehicle base with the assembly face upwards is recognized, the vehicle base control system controls the vehicle base vibrator 112 to vibrate for a certain time and then stop, so that the vehicle base raw materials in the vehicle base vibrating disc 111 are turned over, until a vehicle base with the assembly face upwards is recognized. Further, the vehicle base control system also has the function of recognizing unqualified vehicle bases, such as damaged, missing, etc.; when the vehicle base control system recognizes unqualified vehicle bases, it reminds the operator by issuing an alarm, or controls the vehicle base grabbing device 14 to grab the unqualified vehicle bases and place them in other storage devices.

[0042] In order to reduce the vibration frequency of the vehicle base vibration machine 112, improve the efficiency of the vehicle base grabbing device, and further avoid repeated high-frequency shaking and scratching the surface of the vehicle base, as a further improvement of the above-mentioned scheme, the vehicle base control system can also mark the vehicle base with the non-assembly surface upwards. The vehicle base selection unit 1 further comprises a vehicle base reversing device 16, wherein the vehicle base reversing device 16 is provided with at least one vehicle base reversing clamp; the vehicle base reversing device 16 is controlled by the vehicle base control system. The vehicle base control system identifies the vehicle base and its placement state in the image captured by the vehicle base visual input lens 131, marks the vehicle base with the non-assembly surface upwards, controls the vehicle base grabbing device 14 to grab the vehicle base with the non-assembly surface upwards in the vehicle base vibration disc 111 and place it in the vehicle base reversing clamp of the vehicle base reversing device 16, the vehicle base reversing device 16 reverses the vehicle base in the vehicle base reversing clamp by 180 degrees so that the assembly surface is upwards, and then the vehicle base grabbing device 14 grabs the reversed vehicle base and moves and places it on the first assembly clamp 65 locked in the vehicle base assembly position. When no vehicle base with the assembly surface upwards or the non-assembly surface upwards is identified, the vehicle base control system controls the vehicle base vibration machine 112 to vibrate for a certain period of time and then stop so that the vehicle base raw material in the vehicle base vibration disc 111 is turned over until a vehicle base with the assembly surface upwards or the non-assembly surface upwards is identified.

[0043] As a further improvement of the above-mentioned scheme, the vehicle base recognition device 13 further comprises a vehicle base light source 132 for facilitating the shooting of the vehicle base visual input lens 131. In this embodiment, the vehicle base light source 132 is located above the vehicle base vibration disc 111.

[0044] Please refer to Figure 1 and Figure 4The axle mounting unit 2 comprises an axle screening device 22, an axle feeding device 23, an axle mounting device 24 and an axle control system, and the axle screening device 22, the axle feeding device 23 and the axle mounting device 24 are controlled by the axle control system. The axle screening device 22 comprises an axle stock bin (not shown) for accommodating axles, an axle screw conveyor (not shown) arranged inside the axle stock bin and an axle screening vibrator (not shown) connected with the axle screw conveyor. The axle feeding device 23 comprises an axle guide rail 231 connecting the axle screening device 22 and the axle mounting device 24, an axle feeding vibrator 232 fixedly connected with the axle guide rail 231; the axle guide rail 231 is adapted to the axle; the end of the axle screw conveyor is connected with the head of the axle guide rail 231, and the tail of the axle guide rail 231 is guided to the axle mounting device 24. The axle mounting device 24 comprises an axle clamp for grabbing and mounting axles, and the axle clamp moves between the tail of the axle guide rail 231 and the first assembly platform 62. The axle control system controls the axle screening vibrator to vibrate, so that the axles in the axle stock bin are automatically and orderly arranged to move upwards along the axle screw conveyor to the end of the axle screw conveyor and into the axle guide rail 231; at the same time, the axle control system controls the axle feeding vibrator 232 to vibrate, so that the axles in the axle guide rail 231 move to the tail of the axle guide rail 231; the axle control system controls the axle clamp to grab the axles from the tail of the axle guide rail 231 and mount the axles on the vehicle chassis in the first assembly clamp 65 located at the axle assembly position.

[0045] As a further improvement of the above-mentioned scheme, the axle screw conveyor is provided with special obstacles (not shown) for correcting the orientation, position and direction of travel of the axles. Specifically, the special obstacles form transmission channels and non-transmission channels in the axle screw conveyor in accordance with the shape of the axles, and the special obstacles can flip the orientation of the axles and change the position and direction of travel of the axles by colliding with the axles, so that the axles enter the transmission channels in the correct orientation and position; the axles with incorrect position enter the axle stock bin from the non-transmission channels and repeat the above-mentioned axle conveying process.

[0046] As a further improvement of the above-mentioned scheme, the wheel axle feeding device 23 further comprises a first detection mechanism (not shown) arranged at the middle section and / or the end of the wheel axle guide rail 231, which detects whether the middle section and / or the end of the wheel axle guide rail 231 is empty by an inductor and sends the information to the wheel axle control system; when detecting that the middle section and / or the end of the wheel axle guide rail 231 is empty, the wheel axle control system controls the wheel axle screening vibrator and the wheel axle feeding vibrator 232 to start vibrating; when detecting that the end of the wheel axle guide rail 231 is empty, the wheel axle control system controls the wheel axle screening vibrator and the wheel axle feeding vibrator 232 to stop vibrating.

[0047] The model car part automatic assembly equipment of the embodiment comprises two wheel axle mounting units 2, i.e. a front wheel axle mounting unit and a rear wheel axle mounting unit, the car base selection unit 1, the front wheel axle mounting unit, the rear wheel axle mounting unit, the seat part assembly unit 3, the cold stamping device 4, and the feeding device 5 are sequentially distributed around the first assembly platform 62, the positions of the ring-shaped guide rail 63 corresponding to the front wheel axle mounting unit and the rear wheel axle mounting unit are a front wheel axle assembly position and a rear wheel axle assembly position respectively, the front wheel axle assembly position and the rear wheel axle assembly position are provided with the positioning device 66 for locking the first assembly clamp 65; the first assembly control system controls the synchronous movement of the first assembly clamp 65. In other embodiments, the wheel axle mounting unit 3 can be a single one, and the first assembly control system controls the movement and adjustment of the first assembly clamp 65 and / or the wheel axle clamp to respectively realize the mounting of the front and rear wheel axles on the car base.

[0048] Please refer to Figure 1 and Figures 5 to 7 , the seat part assembly unit 3 comprises a seat selection mechanism 31, a seat mounting mechanism 32, a pressing device 33, a reversing device 34, a transfer device 35, and a second assembly unit 36 for realizing the assembly of the seat and the seat. The second assembly unit 36 comprises a plurality of second assembly clamps 363 for locking the seat; the seat selection mechanism 21 reversely places the seat on the second assembly clamp 363, and the seat mounting mechanism 32 places the reversed seat on the seat placed in the second assembly clamp. The pressing device 33 presses and fixes the reversed seat in the second assembly clamp 363 to obtain a seat and seat assembly; the reversing device 34 reverses the seat fixed with the seat in the second assembly clamp to make the seat and seat assembly normally placed; and the transfer device 35 installs the normally placed seat and seat assembly in the second assembly clamp 363 to the car base of the first assembly clamp 65 located at the seat part assembly position.

[0049] Please refer to Figure 5The second assembly unit 36 comprises a second assembly platform 362 rotatable in a plane, a plurality of second assembly jigs 363 arranged on the second assembly platform 362, a divider (not shown) for driving the second assembly platform 362 to rotate, and a second assembly control system 365. The second assembly jigs 363 are detachable and replaceable. In the embodiment, the second assembly jigs 363 comprise a front assembly jig 3631 and a reverse assembly jig 3632 arranged side by side. The seat selecting mechanism 32 places the seat reversely on the reverse assembly jig 3632. The reversing device 34 reverses the seat fixed on the reverse assembly jig 3632 and places the seat frontally on the front assembly jig 3631. The second assembly control system 365 controls the divider and the second assembly jigs 363. The seat selecting mechanism 31, the seat installing mechanism 32, and the transferring device 35 are distributed around the second assembly platform 362. The second assembly platform 362 corresponds to the seat selecting mechanism 31, the seat installing mechanism 32, and the transferring device 35, respectively, as a seat assembly position, a seat installing position, and a transferring position. The second assembly control system 365 controls the divider to drive the second assembly platform 362 to rotate, so that the second assembly jigs 363 move synchronously and stop at the seat assembly position, the seat installing position, and the transferring position in sequence, and finally return to the seat assembly position for the seat and seat assembly of the next model vehicle. In other embodiments, the second assembly control system 365 can control the operation of a single second assembly jig 363 independently. In the embodiment, the second assembly unit 36 further comprises a second rack 361. The second assembly platform 362, the divider, and the second assembly control system 365 are arranged on the second rack 361. The second assembly platform 362 is fixedly connected with the divider. The second assembly platform 362 is preferably a disc structure. The second assembly platform 362 is provided with four second assembly jigs 363 evenly distributed on the peripheral part. The pressing device 33 is arranged above the second assembly jig 363 at the seat installing position or can be moved to above the second assembly jig 363 at the seat installing position. The reversing device 34 is arranged beside the seat installing position and fixed on the second rack 361.

[0050] Please refer to Figure 6The seat selecting mechanism 31 comprises a seat hopper 311 for accommodating seats, a seat conveying assembly 312, a seat identifying device 313 for identifying the placement state of the seat, a seat grabbing device 314 for grabbing the seat in the installation state, and a seat control system. The seat control system controls the seat conveying assembly 312, the seat identifying device 313, and the seat grabbing device 314. The seat conveying assembly 312 comprises a layer-in seat conveyor 3121 and a seat conveying belt 3122. The layer-in seat conveyor 3121 extends upward along the inner wall of the seat hopper 311. The seat conveying belt 3122 is located below the end of the layer-in seat conveyor 3121. The end of the seat conveying belt 3122 is guided to the seat assembly position of the second assembly platform 362, and the end of the seat conveying belt 3122 is located above the seat hopper 311. The seat identifying device 313 is located at the end of the seat conveying belt 3122. The seat control system controls the layer-in seat conveyor 3121 and the seat conveying belt 3122. The seat enters the layer-in seat conveyor 3121 from the seat hopper 311 and moves to the end of the layer-in seat conveyor 3121, and then falls into the seat conveying belt 3122. The seat conveying belt 3122 moves the seat to the end and stops. The seat identifying device 313 identifies the seat at the end of the seat conveying belt 3122. One side of the seat is the front side for assembling the seat, and the other side is the back side. The front side of the seat faces the seat identifying device 313 as the front placement, and the back side of the seat faces the seat identifying device 313 as the back placement. The seat in the installation state is the seat in the front placement or the back placement. The seat identifying device 313 comprises a seat visual input lens 3131. The seat visual input lens 3131 is arranged at the end of the seat conveying belt 3122 and faces the seat conveying belt 3122. The seat visual input lens 3131 captures the seat at the end of the seat conveying belt 3122 and inputs the captured information into the seat control system. The seat control system identifies the seat and its placement state in the captured image of the seat visual input lens 3131. When a seat in the back placement is identified, the seat control system marks the seat and controls the seat grabbing device 314 to grab the marked seat at the end of the seat conveying belt 3122 and move and place it on the back clamp 3632 at the seat assembly position. When a seat in the back placement is not identified, the seat control system controls the seat conveying belt 3122 to run so that the seat falls from the end of the seat conveying belt 3122 and re-enters the seat hopper 311. Further, the seat control system also has the function of identifying unqualified seats, such as damaged or missing seats. When the seat control system identifies an unqualified seat, it alerts the operator by issuing an alarm or controls the seat grabbing device 314 to grab the unqualified seat and place it in other storage devices.After the reversed seat is placed on the reverse mounting jig 3632 of the seat mounting position, the second mounting control system 365 controls the divider to drive the second mounting platform 362 to rotate so as to move and stop the second mounting jig 363 with the reversed seat on the seat mounting position.

[0051] In order to improve the efficiency of the seat grabbing device, as a further improvement of the above-mentioned solution, the seat control system can also mark the right-facing seat. The seat selection mechanism 31 further comprises a seat reversing device provided with at least one seat reversing jig 3, and the seat reversing device is controlled by the seat control system. The seat control system identifies the seat and its placement state in the picture taken by the seat visual input lens 3131, marks the right-facing seat, controls the seat grabbing device 314 to grab the right-facing seat at the end of the seat conveying belt 3122 and places it in the seat reversing jig 3 of the seat reversing device, the seat reversing device reverses the seat in the seat reversing jig 3 by 180 degrees, and then the seat grabbing device 314 grabs the reversed seat from the seat reversing jig 3 and moves and places it on the reverse mounting jig 3632 of the seat mounting position.

[0052] As a further improvement of the above-mentioned solution, the seat recognition device 313 further comprises a seat light source 3132 for facilitating the shooting of the seat visual input lens 3131. In this embodiment, the seat light source 3132 is located above the end of the seat conveying belt 3122.

[0053] Please refer to Figure 6 The seat mounting mechanism 32 comprises a seat feeding device 321, a seat recognition device 323, a seat grabbing device 324, a seat positioning device 325 for correcting the orientation of the seat, and a seat control system; the seat control system controls the seat feeding device 321, the seat recognition device 323, and the seat grabbing device 324.

[0054] The seat feeding device 321 comprises a seat hopper 3211 for accommodating seats, a layer-in seat conveyor 3212 extending upward along the inner wall of the seat hopper 3211, and a seat conveying belt 3213 located below the end of the layer-in seat conveyor 3212, the end of the seat conveying belt 3213 being guided to the seat assembly position of the second assembly platform 362, and the end of the seat conveying belt 3213 being located above the seat hopper 3211. The seat recognition device 323 is located at the end of the seat conveying belt 3213. The seat control system controls the layer-in seat conveyor 3212 and the seat conveying belt 3213; seats enter the layer-in seat conveyor 3212 from the seat hopper 3211 and move to the end of the layer-in seat conveyor 3212 and then fall into the seat conveying belt 3213, the seat conveying belt 3213 moves the seats to the end and stops, and the seat recognition device 323 recognizes the seats at the end of the seat conveying belt 3213. The seat recognition device 323 comprises a seat visual input lens 3231 arranged at the end of the seat conveying belt 3213 and facing the seat conveying belt 3213, the seat visual input lens 3231 captures the seats at the end of the seat conveying belt 3213 and inputs the captured information into the seat control system; the seat control system recognizes the seats in the captured image of the seat visual input lens 3231 and marks the recognized seats, and controls the seat grabbing device 324 to grab the marked seats at the end of the seat conveying belt 3213 and place them on the seat positioning tool 325 for orientation correction to make the seats upside down. In this embodiment, the seat to be assembled is a double-seat model structure connected by connecting rods, so the seat positioning tool 325 is a vertical plate with a groove in the middle, the thickness of the vertical plate is the same as the length of the seat connecting rod, the groove extends along the thickness direction of the vertical plate and penetrates through the vertical plate, the seat grabbing device 324 moves the grabbed seat to above the vertical plate to align the connecting rod of the seat with the groove of the vertical plate, and then releases the seat to make the connecting rod of the seat fall into the groove of the vertical plate, and the seat is turned over on both sides of the vertical plate under the action of gravity to become upside down; then the seat grabbing device 324 moves and installs the seat that has been subjected to orientation correction in the reverse seat of the reverse clamping device 3632 located at the seat assembly position, the seat is placed on the seat from the reverse side of the seat through the hole slot on the seat, the pressing device 33 presses and fixes the seat on the seat to obtain a seat and seat assembly. The reversing device 34 reverses the seat fixed on the seat by 180 degrees to the forward clamping device 3631 located at the seat assembly position to make the seat and seat assembly normally arranged.After the seat base assembly is placed on the positive fixture 3631 of the seat base assembly position, the second assembly control system 365 controls the divider to drive the second assembly platform 362 to rotate so as to move and stop the second assembly fixture 363 loaded with the positively placed seat base assembly on the transfer position.

[0055] As a further improvement of the above-mentioned solution, the seat recognition device 323 further comprises a seat light source 3232 for facilitating the shooting of the seat visual input lens 3231. In the embodiment, the seat light source 3232 is located above the end of the seat conveyor belt 3213.

[0056] Please refer to Figure 5 The transfer device 35 is arranged on the second rack 361 of the second assembly unit 36. The transfer device 35 comprises a horizontal shaft 351 and a transfer gripper 352 which can slide relative to the horizontal shaft. Specifically, the two ends of the horizontal shaft are respectively a first assembly end and a second assembly end. The first assembly end is located above the seat component assembly position of the first assembly unit 6, and the second assembly end is located above the transfer position of the second assembly unit 6. The transfer gripper 352 moves to the second assembly end, grabs the seat base assembly which is completed in assembly and is positively placed on the second assembly fixture 363 of the transfer position, and then moves to the first assembly end to place and install the seat base assembly on the vehicle base of the first assembly fixture 65 of the seat component assembly position. After the seat base assembly is installed on the vehicle base, the first assembly control system of the first assembly unit 6 controls the positioning device 66 of the seat component assembly position to unlock the first assembly fixture 65, and controls the first assembly fixture 65 to move and stop on the cold positioning position. The positioning device 66 of the cold positioning position locks the first assembly fixture 65.

[0057] Please refer to Figure 1 The cold positioning device 4 compresses the seat base assembly, the front wheel shaft, the rear wheel shaft and the vehicle base in the first assembly fixture 65 of the cold positioning position, so that the seat, the seat base, the front wheel shaft and the rear wheel shaft are no longer loose. After the cold positioning is completed, the first assembly control system controls the positioning device 66 of the cold positioning position to unlock the first assembly fixture 65, and controls the first assembly fixture 65 to move and stop on the unloading position. The positioning device 66 of the unloading position locks the first assembly fixture 65, and the first assembly control system controls the first assembly fixture 65 to unlock the vehicle base.

[0058] Please refer to Figure 1The unloading device 5 grabs the completed chassis of the model car with the front wheel shaft, rear wheel shaft, seat and chair from the first assembly fixture 65 at the unloading position and transfers it to the loading box. The first assembly control system controls the movement of the empty first assembly fixture 65 and returns it to the chassis assembly position, and starts the assembly of the next chassis of the model car with the front wheel shaft, rear wheel shaft, seat and chair.

[0059] The working process of the model car part automatic assembly equipment is as follows:

[0060] The chair seat enters the layering chair seat conveyor 3121 from the chair seat hopper 311 and moves along the layering chair seat conveyor 3121 to the end, and then falls into the chair seat conveyor belt 3122. The chair seat conveyor belt 3122 moves the chair seat to the end and stops. The chair seat vision input lens 3131 takes a picture of the chair seat at the end of the chair seat conveyor belt 3122 and inputs the picture information into the chair seat control system. The chair seat control system identifies the chair seat at the end of the chair seat conveyor belt 3122 and its placement state. The chair seat control system controls the chair seat grabbing device 314 to grab the upside-down chair seat and move and place it on the upside-down clamp 3632 at the chair seat assembly position; or controls the chair seat grabbing device 314 to grab the right-side-up chair seat and place it in the chair seat reversing clamp of the chair seat reversing device. The chair seat reversing device reverses the chair seat in the chair seat reversing clamp 3 by 180 degrees. The chair seat grabbing device 314 grabs the reversed chair seat from the chair seat reversing clamp 3 and moves and places it on the upside-down clamp 3632 at the chair seat assembly position. The second assembly control system 365 controls the divider to drive the second assembly platform 362 to rotate, so that the second assembly clamp 363 with the chair seat moves and stops at the seat assembly position. The seat enters the layering seat conveyor 3212 from the seat hopper 3211 and moves along the layering seat conveyor 3212 to the end, and then falls into the seat conveyor belt 3213. The seat conveyor belt 3213 moves the seat to the end and stops. The seat vision input lens 3231 takes a picture of the seat at the end of the seat conveyor belt 3213 and inputs the picture information into the seat control system. The seat control system identifies the seat at the end of the seat conveyor belt 3213 and controls the seat grabbing device 324 to grab the seat and place it on the seat positioning clamp 325 for orientation correction to make the seat upside down. Then the seat grabbing device 324 grabs the seat that has been oriented from the seat positioning clamp 325 and moves and installs it on the upside-down seat in the upside-down clamp 3632 at the seat assembly position. The seat passes through the hole slot on the seat from the reverse side of the seat and is placed on the seat. The pressing device 33 presses the seat into the seat and fixes it to obtain the seat-seat assembly. The reversing device 34 reverses the seat with the fixed seat in the upside-down clamp 3632 at the seat assembly position by 180 degrees to the right-side-up clamp 3631 to make the seat-seat assembly right-side-up. After the seat-seat assembly is right-side-up in the right-side-up clamp 3631 at the seat assembly position, the second assembly control system 365 controls the divider to drive the second assembly platform 362 to rotate, so that the second assembly clamp 363 with the right-side-up seat-seat assembly moves and stops at the transfer position.

[0061] The vehicle chassis raw material is moved from the discharge port of the vehicle chassis hopper 124 to the vehicle chassis vibration disc 111, the vehicle chassis vibration machine 112 vibrates to make the vehicle chassis on the vehicle chassis vibration disc 111 overturn, rotate and distribute uniformly in the vehicle chassis vibration disc 111, after the vehicle chassis vibration machine 112 stops vibrating, the first assembly control system identifies the placement state of the vehicle chassis in the picture taken by the vehicle chassis visual input lens 131 and marks the vehicle chassis that meets the installation state, controls the vehicle chassis grabbing device 14 to grab the vehicle chassis with the assembly surface upward and place and fix it on the first assembly clamp 65 located at the vehicle chassis assembly position; or grab the vehicle chassis with the non-assembly surface upward, move and place it in the vehicle chassis reverse rotation clamp, the vehicle chassis reverse rotation device 16 reverses to make the vehicle chassis in the vehicle chassis reverse rotation clamp reverse 180 degrees, and then the vehicle chassis grabbing device grabs the reversed vehicle chassis and places and fixes it on the first assembly clamp 65 located at the vehicle chassis assembly position. The first assembly control system controls the positioning device 66 located at the vehicle chassis assembly position to release the locking of the first assembly clamp 65 located at the vehicle chassis assembly position, the first assembly control system controls the first assembly clamp 65 to move along the ring-shaped guide rail 63 to the front axle assembly position and then lock, the axle mounting device 24 of the front axle mounting unit grabs the axle from the end of the axle guide rail 231 and installs it on the vehicle chassis on the first assembly clamp 65 located at the front axle assembly position. After the front axle assembly is completed, the first assembly control system controls the release of the locking of the first assembly clamp 65 located at the front axle assembly position and controls it to move along the ring-shaped guide rail 63 to the rear axle assembly position and then lock, the axle mounting device 24 of the rear axle mounting unit grabs the axle from the end of the axle guide rail 231 and installs it on the vehicle chassis on the first assembly clamp 65 located at the rear axle assembly position. After the rear axle assembly is completed, the first assembly control system releases the locking of the first assembly clamp 65 located at the rear axle assembly position and controls it to move along the ring-shaped guide rail 63 to the seat component assembly position and then lock, the transfer device 35 transfers and installs the seat seat assembly in the second assembly clamp 363 located at the transfer position to the assembly surface of the vehicle chassis on the first assembly clamp 65 located at the seat component assembly position. After the seat seat assembly is assembled, the first assembly control system releases the locking of the first assembly clamp 65 located at the seat component assembly position and controls it to move along the ring-shaped guide rail 63 to the cold positioning position and then lock, the cold device 4 presses the seat seat assembly, front axle, rear axle and vehicle chassis in the first assembly clamp 65 located at the cold positioning position to make the seat, seat, front axle and rear axle accessories not easy to loosen. After the cold working procedure is completed, the first assembly control system controls the release of the locking of the first assembly clamp 65 located at the cold positioning position and controls it to move along the ring-shaped guide rail 63 to the feeding position and then lock, the feeding device 5 grabs the vehicle chassis with completed front axle, rear axle, seat and seat assembly from the first assembly clamp 65 located at the feeding position and transfers it to the loading box.The first assembly control system releases the locking of the first assembly fixture 65 at the lower position, and controls the first assembly fixture 65 to move along the annular guide rail 63 to return to the chassis assembly position, and the assembly of the chassis, front wheel shaft, rear wheel shaft, seat and chair of the next model vehicle is started. The operator only needs to adjust the device before the assembly operation, and add raw materials to the chassis hopper 124, the wheel shaft groove, the seat hopper 311 and the chair hopper 3211, and start the model vehicle part automatic assembly equipment to realize the automatic assembly of the model vehicle wheel shaft, seat and chair, improve the processing production efficiency, and reduce the labor cost.

[0062] The above-mentioned embodiments only express several embodiments of the utility model, the description is more specific and detailed, but it cannot be understood as the limitation of the utility model patent range. It should be pointed out that for ordinary skilled person in the art, without departing from the concept of the utility model, a number of modifications and improvements can be made, and the utility model also intends to include these changes and modifications.

Claims

1. An automatic assembly device for model car parts, characterized in that: The system includes a vehicle base selection unit, a seat component assembly unit, and a first assembly unit for assembling the seat and the vehicle base; the first assembly unit includes a plurality of first assembly fixtures; the vehicle base selection unit locks the vehicle base onto the first assembly fixtures; The chair component assembly unit includes a seat selection mechanism, a chair installation mechanism, a pressing device, a reversing device, a transferring device, and a second assembly unit for assembling the seat and the chair. The second assembly unit includes several second assembly fixtures for locking the chair seat; The chair selection mechanism places the chair upside down on the second assembly fixture; The chair installation mechanism includes a chair feeding device, a chair positioning fixture for inverting the chair, and a chair gripping device; the chair gripping device grips the chair from the chair feeding device and places it into the chair positioning fixture so that the chair is inverted, and then grips the inverted chair from the chair positioning fixture and places it on the seat that is placed upside down in the second assembly fixture. The pressing device presses the upside-down chair in the second assembly fixture into and fixes it to the upside-down seat to obtain a chair seat assembly; The reversing device reverses the seat assembly in the second assembly fixture so that the seat assembly is placed upright. The transfer device installs the seat assembly, which is placed upright in the second assembly fixture, onto the base of the first assembly fixture.

2. The automatic assembly equipment for model car parts according to claim 1, characterized in that: The second assembly unit includes a planar rotatable second assembly platform. The second assembly fixture is distributed around the periphery of the assembly platform. The seat selection mechanism, the chair installation mechanism, and the transfer device are distributed around the second assembly platform. The positions of the second assembly platform corresponding to the seat selection mechanism, the chair installation mechanism, and the transfer device are respectively the seat assembly position, the chair assembly position, and the transfer assembly position. The rotation of the assembly platform causes the base on the second assembly fixture to stop at the seat assembly position, the chair assembly position, and the transfer assembly position. The second assembly platform rotates to stop the second assembly fixture at the seat assembly position, the chair assembly position, and the transfer assembly position.

3. The automatic assembly equipment for model car parts according to claim 2, characterized in that: The second assembly fixture includes a forward assembly fixture and a reverse assembly fixture. The seat selection mechanism places the seat backwards onto the reverse assembly fixture. The reversing device reverses the seat that has been fixed in the reverse assembly fixture and places it forwards onto the forward assembly fixture.

4. The automatic assembly equipment for model car parts according to claim 1, characterized in that: The chair selection mechanism includes a chair hopper for accommodating chairs, a chair transport assembly, a chair identification device for identifying the placement status of chairs, a chair gripping device, and a chair control system. The chair transport assembly includes a single-stage chair conveyor and a chair conveyor belt. The single-stage chair conveyor extends upward along the inner wall of the chair hopper. The chair conveyor belt is located below the end of the single-stage chair conveyor, and its end guides to the second assembly fixture, with the end of the chair conveyor belt located above the chair hopper. The chair identification device includes a chair vision input lens located at the end of the chair conveyor belt, facing the chair conveyor belt. The chair vision input lens captures images of chairs at the end of the chair conveyor belt and inputs the captured information into the chair control system. The chair control system identifies the chairs and their placement status in the image captured by the chair vision input lens and controls the chair gripping device to grab chairs that meet the installation requirements and move and place them onto the second assembly fixture.

5. The automatic assembly equipment for model car parts according to claim 4, characterized in that: The seat selection mechanism further includes a seat reversing device, which is equipped with a seat reversing clamp. The seat reversing device is controlled by the seat control system. The seat control system controls the seat gripping device to grab the upright seat at the end of the seat conveyor belt and place it into the seat reversing clamp. The seat reversing device reverses to flip the seat in the seat reversing clamp. The seat gripping device grabs the upside-down seat from the seat reversing clamp and moves and places it onto the second assembly fixture.

6. The automatic assembly equipment for model car parts according to claim 1, characterized in that: The chair installation mechanism includes a chair feeding device; the chair feeding device includes a chair hopper for accommodating the chair, a single-stage chair conveyor, and a chair conveyor belt; the single-stage chair conveyor extends upward along the inner wall of the chair hopper, the chair conveyor belt is located below the end of the single-stage chair conveyor, the end of the chair conveyor belt guides to the second assembly unit, and the end of the chair conveyor belt is located above the chair hopper.

7. The automatic assembly equipment for model car parts according to claim 6, characterized in that: The chair installation mechanism further includes a chair recognition device, a chair gripping device, a chair positioning fixture for chair orientation correction, a pressing device, and a chair control system. The chair recognition device includes a chair visual input lens, which is located at the end of the chair conveyor belt and faces the conveyor belt. The chair visual input lens captures images of the chairs at the end of the conveyor belt and inputs the captured information into the chair control system. The chair control system recognizes the chairs in the image captured by the chair visual input lens and controls the chair gripping device to grab the chairs at the end of the conveyor belt and place them on the chair positioning fixture for orientation correction. The chair gripping device grabs the orientation-corrected chairs from the chair positioning fixture and moves and places them onto the seat in the second assembly fixture.

8. The automatic assembly equipment for model car parts according to claim 1, characterized in that: The first assembly unit includes a first assembly platform, an annular guide rail disposed on the first assembly platform, and several first assembly fixtures movable along the annular guide rail. The base selection unit and the seat component assembly unit are distributed around the first assembly platform. The positions of the annular guide rail corresponding to the base selection unit and the seat component assembly unit are the base assembly position, the seat position, and the seat assembly position, respectively. The base assembly position, the seat position, and the seat assembly position on the annular guide rail are provided with positioning devices for locking the first assembly fixtures.

9. The automatic assembly equipment for model car parts according to claim 8, characterized in that: It also includes a cold-pressing device for pressing and fixing a pair of seat assemblies and a base plate; the cold-pressing device is located near the first assembly platform, the position of the annular guide rail corresponding to the position of the cold-pressing device is the cold-pressing position, and the positioning device is provided on the cold-pressing position of the annular guide rail; the first assembly fixture moves from the seat and seat assembly position to the cold-pressing position.

10. The automatic assembly equipment for model car parts according to any one of claims 1 to 9, characterized in that: The vehicle base selection unit includes a vehicle base screening device for changing the placement state of the vehicle base, a vehicle base feeding device for quantitatively feeding vehicle bases to the vehicle base screening device, a vehicle base identification device, a vehicle base gripping device for gripping vehicle bases that conform to the installation state, a vehicle base reversing device, and a vehicle base control system; the vehicle base screening device includes a vehicle base vibrating plate for accommodating the vehicle base and a vehicle base vibrating machine connected to the vehicle base vibrating plate; the vehicle base feeding device includes a vehicle base conveying device for guiding the vehicle base vibrating plate and a vehicle base hopper for placing vehicle bases onto the vehicle base conveying device; the vibration of the vehicle base vibrating machine causes the vehicle base material in the vehicle base vibrating plate to flip, move, and be evenly distributed in the vehicle base vibrating plate; the vehicle base control system can control the instantaneous vibration of the vehicle base vibrating machine; The vehicle base identification device includes a vehicle base visual input lens; the vehicle base visual input lens captures images of the vehicle base in the vehicle base vibrating plate and inputs the captured information into the vehicle base control system; the vehicle base reversing device is equipped with a vehicle base reversing clamp; after the vehicle base control system identifies the vehicle base and its placement state in the image captured by the vehicle base visual input lens, the vehicle base control system controls the vehicle base gripping device to grip the vehicle base in the vehicle base vibrating plate; the vehicle base gripping device moves and places the vehicle base onto the first assembly fixture, or moves and places the vehicle base into the vehicle base reversing clamp; the vehicle base reversing device reverses, causing the vehicle base in the vehicle base reversing clamp to reverse, and then the vehicle base gripping device grips the reversed vehicle base and moves and places it onto the first assembly fixture.

Images