Automobile tail rack automatic assembly line

Abstract

The present invention discloses an automatic assembly production line for automobile tailstock, comprising a tailstock loading device, a material transfer device, a work turntable, a bracket loading device, a tool library, a robotic arm and a semi-finished product feeding device. By providing the material transfer device, the work turntable, the bracket loading device, the tool library and the robotic arm, the loading process of the automobile tailstock on the work turntable can be completed by the material transfer device, and the loading process of the bracket accessories can be completed by the cooperation of the bracket loading device and the robotic arm. At the same time, the assembly process between the bracket and the tailstock can be completed by the cooperation of the robotic arm and the tool library. Finally, the assembled semi-finished product is transferred out by the material transfer device. The overall automation level is higher, no manual vehicle is required, and the processing cost is greatly reduced. At the same time, the assembly efficiency of the automated processing method is also greatly improved, so that more processing requirements can be met.

Description

Technical Field

[0001] The present invention relates to automobile assembly and processing technology, in particular to an automatic assembly production line for automobile tail racks. Background Art

[0002] With the continuous development of the economy and the continuous improvement of people's living standards, people's daily travel has become increasingly convenient. As a very common means of transportation in daily life, cars play a vital role in cargo transportation and people's daily travel. For cars, the tailgate is a key component. Currently, common tailgates include electric tailgates and manual tailgates. Among them, electric tailgates refer to the trunk opening and closing by electric or remote control; manual tailgates refer to the trunk opening and closing by manual means. Both types of tailgates require the assembly of connectors before assembly to the car.

[0003] The existing assembly process of the automobile tail rack connecting frame and the automobile tail rack is mostly a semi-automatic processing process that requires manual labor and external equipment. It is necessary to manually and automatically mate the connecting parts with the automobile tail rack, and then fix the connecting parts and the automobile tail rack together through an external mounting mechanism. The degree of automation is not high, which not only requires high labor costs, but also has low assembly efficiency and cannot meet the processing requirements. Therefore, it is necessary to study a new technical solution to solve the above problems. Summary of the Invention

[0004] In view of this, the present invention aims to address the shortcomings of the existing technology, and its main purpose is to provide an automatic assembly production line for automobile tail racks, which can effectively solve the problems of low automation level, high labor cost and low assembly efficiency in the existing automobile tail rack installation process.

[0005] To achieve the above object, the present invention adopts the following technical solutions:

[0006] An automatic assembly production line for automobile tailstock includes a tailstock loading device, a material moving device, a working turntable, a bracket loading device, a tool library, a robotic arm and a semi-finished product feeding device; the tailstock loading device is arranged on the ground; the material moving device is arranged on the ground and located beside the tailstock loading device, the material moving device includes a track and two material moving robotic arms; the two material moving robotic arms are respectively arranged on the track and move back and forth along the extension direction of the track; the working turntable is arranged on the ground and located beside the material moving device; the bracket loading device is arranged on the ground and located beside the working turntable; the tool library is arranged on the ground and located beside the working turntable; the robotic arm is arranged on the ground and located between the working turntable, the bracket loading device and the tool library; the semi-finished product feeding device is arranged on the ground and located beside the material moving device.

[0007] As a preferred solution, the tail frame loading device includes a base frame, a first rotating frame, a first driving mechanism, a first discharge plate and a first support member; the base frame is arranged on the ground; the first rotating frame is arranged on the base frame and can rotate back and forth; the first driving mechanism is arranged on the base frame and drives the first rotating frame to rotate back and forth; the first discharge plates are two symmetrically arranged, and the two first discharge plates are fixedly mounted on the first rotating frame and rotate back and forth with the first rotating frame; there are multiple first support members, and each first discharge plate is provided with multiple first support members.

[0008] As a preferred solution, each material-moving robotic arm includes a mounting frame, a second driving mechanism, a first robotic arm body, and a material-clamping head; the mounting frame can be arranged on the track so as to move back and forth along the track; the second driving mechanism is arranged on the mounting frame and drives the mounting frame to move back and forth, and the fixed end of the first robotic arm body is arranged on the mounting frame and moves back and forth with the mounting frame; the material-clamping head is arranged at the free end of the first robotic arm body and is driven back and forth by the first robotic arm body.

[0009] As a preferred solution, the working turntable includes a base, a second rotating frame, a third driving mechanism, a second material discharge plate, a second support, a bracket clamping assembly and a screw gun assembly; the base is arranged on the ground and is located beside the material moving device; the second rotating frame can be rotatable back and forth on the base; the third driving mechanism is arranged on the base and drives the second rotating frame to rotate back and forth; the second material discharge plate is fixedly mounted on the second rotating frame and rotates back and forth with the second rotating frame, wherein the second material discharge plates are two symmetrically arranged; the second support member is also arranged in plurality, and each of the aforementioned second material discharge plates is correspondingly provided with a plurality of second support members; the bracket clamping assembly is arranged beside the second material discharge plate, and the bracket clamping assemblies are arranged in plurality at intervals; the screw gun assembly is arranged on the base and is located beside the second material discharge plate.

[0010] As a preferred solution, the bracket clamping assembly includes a movable seat, a fourth driving mechanism, a clamping rod and a fifth driving mechanism; the movable seat can be movably arranged on the second material discharge plate back and forth; the fourth driving mechanism is arranged on the second material discharge plate and drives the movable seat to move back and forth; the clamping rod can be flipped up and down on the second material discharge plate and is located above the movable seat; the fifth driving mechanism is arranged on the second material discharge plate and drives the clamping rod to flip up and down.

[0011] As a preferred solution, the screw gun assembly includes a screw gun mounting bracket, a slide, a sixth driving mechanism and a first screw gun; the screw gun mounting bracket is arranged on the base and is located next to the second material discharge plate; the slide is arranged on the screw gun mounting bracket so as to be able to slide back and forth laterally; the sixth driving mechanism is arranged on the screw gun mounting bracket and drives the slide to move back and forth; the first screw gun is arranged on the slide and moves back and forth laterally with the slide, and the first screw gun is located next to the bracket clamping assembly.

[0012] As a preferred solution, the bracket loading device includes a loading rack, a loading trolley, a positioning rod, a first loading drive mechanism, a movable rack, a second loading drive mechanism, a support plate and a third loading drive mechanism; the loading rack is provided with a movable slot and a lifting slot; the loading trolley moves back and forth in the movable slot, and the loading trolley is provided with multiple layers of loading plates arranged at intervals up and down; the positioning rod can be rotatably arranged on the loading rack and is located beside the movable slot, and the positioning rods are 4 arranged at intervals; the first loading drive mechanism is provided on the loading rack and It drives the positioning rod to rotate back and forth. Correspondingly, there are also 4 first feeding drive mechanisms, and each first feeding drive mechanism drives the corresponding positioning rod to rotate back and forth; the movable frame can be set on the feeding frame and is located in the lifting slot; the second feeding drive mechanism is set on the feeding frame and drives the movable frame to move up and down back and forth; the support plate is set on the movable frame and moves up and down with the movable frame, and the support plate moves back and forth in the lifting slot and the movable slot; the third feeding drive mechanism is set on the movable frame and drives the support plate to move back and forth.

[0013] As a preferred solution, the tool library includes a display rack, a swinging work head and a screw gun work head; the display rack is set on the ground and is located next to the working turntable; the swinging work head is set on the display rack and is located directly above the working turntable, and the swinging work head includes a first assembly rack, an assembly head and a CCD lens; the first assembly rack is detachably set on the display rack, and the first assembly rack cooperates with the free end of the external robotic arm; the assembly head is set on the first assembly rack, and the assembly heads are arranged in multiples at intervals; the CCD lens is set on the first assembly rack and is located next to the assembly head; the screw gun work head is set on the display rack and is located directly above the working turntable; the screw gun work head includes a second assembly rack and a second screw gun; the second assembly rack is detachably set on the display rack, and the second assembly rack cooperates with the free end of the external robotic arm; the second screw gun is set on the second assembly rack.

[0014] As a preferred solution, the robotic arm includes a fixed base and a second robotic arm body; the fixed base is fixedly installed on the ground and is located next to the working turntable; the fixed end of the second robotic arm body is fixedly installed on the fixed base, and the free end of the second robotic arm body moves back and forth between the working turntable, the bracket loading device and the tool library.

[0015] As a preferred solution, the semi-finished product feeding device includes a feeding rack, a conveyor belt, a feeding drive mechanism and a support assembly; the feeding rack is arranged on the ground and is located next to the material moving device; the conveyor belt is arranged on the feeding rack so as to rotate back and forth, and there are two conveyor belts arranged symmetrically; the feeding drive mechanism is arranged on the feeding rack and drives the two conveyor belts to rotate back and forth synchronously; the support assembly is arranged on the conveyor belt and moves back and forth with the conveyor belt, and there are two support assemblies arranged at intervals, and each support assembly includes a movable rod and a third support member; the two ends of the movable rod are respectively arranged on the two conveyor belts and move back and forth with the two conveyor belts, and there are multiple movable rods arranged at intervals; the third support member is arranged on the movable rod and moves back and forth with the movable rod.

[0016] Compared with the prior art, the present invention has obvious advantages and beneficial effects. Specifically, it can be seen from the above technical solution that:

[0017] By providing a material transfer device, a work turntable, a bracket loading device, a tool library and a robotic arm, the material transfer device can be used to complete the loading process of the automobile tailstock on the work turntable, and the bracket loading device and the robotic arm cooperate to complete the loading process of the bracket accessories. At the same time, the robotic arm and the tool library cooperate to complete the assembly process between the bracket and the tailstock. Finally, the assembled semi-finished product is transferred out by the material transfer device. The overall degree of automation is higher, and no manual participation is required, which greatly reduces the processing cost. At the same time, the automated processing method has greatly improved its assembly efficiency, so that it can meet more processing needs.

[0018] In order to more clearly illustrate the structural features and effects of the present invention, the present invention is described in detail below with reference to the accompanying drawings and specific embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the three-dimensional structure of a preferred embodiment of the present invention;

[0020] Figure 2 It is a schematic diagram of the three-dimensional structure of the tailstock loading device in a preferred embodiment of the present invention;

[0021] Figure 3 It is a schematic diagram of the three-dimensional structure of the material moving device in a preferred embodiment of the present invention;

[0022] Figure 4 1 is a schematic diagram of the three-dimensional structure of the working turntable in a preferred embodiment of the present invention;

[0023] Figure 5 Schematic diagram of the working state of the robot arm in a preferred embodiment of the present invention;

[0024] Figure 6It is a schematic diagram of the three-dimensional structure of the tool library in a preferred embodiment of the present invention;

[0025] Figure 7 It is a schematic diagram of the three-dimensional structure of the bracket loading device in a preferred embodiment of the present invention;

[0026] Figure 8 It is a schematic diagram of the three-dimensional structure of the semi-finished product feeding device in a preferred embodiment of the present invention.

[0027] Description of the accompanying drawings:

[0028] 10. Tailstock loading device 11. Base frame

[0029] 12. First rotating frame 13. First driving mechanism

[0030] 14. First unloading plate 15. First supporting member

[0031] 20. Material transfer device 21. Guide rail

[0032] 22. Medical robotic arm 221. Mounting frame

[0033] 222. Second driving mechanism 223. First robotic arm body

[0034] 224, clamping head 30, working turntable

[0035] 31. Base 32. Second rotating frame

[0036] 33. Third driving mechanism 34. Second unloading plate

[0037] 35. Second support member 36. Bracket pressing assembly

[0038] 361, movable seat 362, fourth driving mechanism

[0039] 363, pressing rod 364, fifth driving mechanism

[0040] 37. Screw gun assembly 371. Screw gun mounting bracket

[0041] 372, slide 373, sixth drive mechanism

[0042] 374, first screw gun 40, bracket loading device

[0043] 401, movable slot 402, lifting slot

[0044] 41. Loading rack 42. Loading trolley

[0045] 421, loading plate 43, positioning rod

[0046] 44. First feeding drive mechanism 45. Movable frame

[0047] 46. ​​Second feeding drive mechanism 47. Support plate

[0048] 48. Third feeding drive mechanism 50. Tool library

[0049] 51. Display rack 52. Material placement working head

[0050] 521, first assembly frame 522, assembly head

[0051] 523, CCD lens 53, screw gun working head

[0052] 531, second assembly stand 532, second screw gun

[0053] 60. Robotic arm 61. Fixed seat

[0054] 62. Second robotic arm body 70. Semi-finished product feeding device

[0055] 71. Feeding rack 72. Conveyor belt

[0056] 73. Feeding drive mechanism 74. Support assembly

[0057] 741. Movable rod 742. Third supporting member. DETAILED DESCRIPTION

[0058] Please refer to Figures 1 to 8 As shown, it shows the specific structure of a preferred embodiment of the present invention, which includes a tailstock loading device 10, a material transfer device 20, a work turntable 30, a bracket loading device 40, a tool library 50, a robotic arm 60 and a semi-finished product feeding device 70.

[0059] The tailstock loading device 10 is arranged on the ground; in this embodiment, the tailstock loading device 10 includes a base frame 11, a first rotating frame 12, a first driving mechanism 13, a first unloading plate 14 and a first support member 15; the base frame 11 is arranged on the ground; the first rotating frame 12 can be rotated back and forth on the base frame 11; the first driving mechanism 13 is arranged on the base frame 11 and drives the first rotating frame 12 to rotate back and forth; the first unloading plates 14 are two symmetrically arranged, and the two first unloading plates 14 are fixedly mounted on the first rotating frame 12 and rotates back and forth with the first rotating frame 12; there are multiple first support members 15, and each first unloading plate 14 is provided with multiple first support members 15, and the multiple first support members 15 are used to support the automobile tail frame; the two first unloading plates 14 and the first support members 15 are symmetrically arranged, and are used to complete the external loading on one side, and then rotate the first unloading plate 14 loaded with products to the inside through the rotation of the first rotating frame 12, so that the external loading process of the automobile tail frame is completed while the material is taken, further improving the overall efficiency.

[0060] The material moving device 20 is set on the ground and is located next to the tailstock loading device. The material moving device 20 includes a track 21 and two material moving mechanical arms 22; the two material moving mechanical arms 22 are respectively set on the track 21 and move back and forth along the extension direction of the track 21, so that one of the material moving mechanical arms 22 completes the loading process of the product to be processed and the unloading process of the semi-finished product after processing, and the other material moving mechanical arm 22 completes the process of moving the semi-finished product to the next process; in this embodiment, each material moving mechanical arm 22 includes a mounting frame 221, a second driving mechanism 222, a first robotic arm body 223 and a clamping head 224; the mounting frame 221 can be set on the track 21 and can move back and forth along the track 21; the second driving mechanism 222 is set on the mounting frame 221 and drives the mounting frame 221 to move back and forth, and the fixed end of the first robotic arm body 223 is set on the mounting frame 221 and moves back and forth with the mounting frame 221; the clamping head 224 is set at the free end of the first robotic arm body 223 and is driven back and forth by the first robotic arm body 223.

[0061] The working turntable 30 is set on the ground and is located beside the material moving device 20; in this embodiment, the working turntable 30 includes a base 31, a second rotating frame 32, a third driving mechanism 33, a second unloading plate 34, a second support member 35, a bracket pressing assembly 36 and a screw gun assembly 37; the base 31 is set on the ground and is located beside the material moving device 20; the second rotating frame 32 is rotatable back and forth and is set on the base 31; the third driving mechanism 33 is set on the base 31 and drives the second rotating frame 32 to rotate back and forth; the second unloading plate 34 is fixedly mounted on the second rotating frame 32 and rotates back and forth with the second rotating frame 32, There are two symmetrically arranged second discharge plates 34; there are also multiple second support members 35, and each of the aforementioned second discharge plates 34 is correspondingly provided with multiple second support members 35; the two symmetrically arranged second discharge plates 34 cooperate with the second rotating frame 32, so that when the automobile tail frame and the bracket are assembled, the loading of another tail frame or the unloading of the processed semi-finished product can be carried out at the same time, further improving the overall assembly efficiency; the bracket clamping assembly 36 is arranged on the side of the second discharge plate 34, and the bracket clamping assembly 36 is arranged at intervals. The screw gun assembly 37 is arranged on the base 31 and is located on the side of the second discharge plate 34.

[0062] The bracket pressing assembly 36 includes a movable seat 361, a fourth driving mechanism 362, a pressing rod 363 and a fifth driving mechanism 364; the movable seat 361 can be movably arranged on the second discharge plate 34 back and forth; the fourth driving mechanism 362 is arranged on the second discharge plate 34 and drives the movable seat 361 to move back and forth; the pressing rod 363 can be turned upside down and arranged on the second discharge plate 34 and is located above the movable seat 361; the fifth driving mechanism 364 is arranged on the second discharge plate 34 and drives the pressing rod 363 to turn upside down, so that when processing is carried out, the tailstock is first placed on the movable seat 361 by the robotic arm 60, and then the movable seat 361 and the bracket are moved to an appropriate position by the fourth driving mechanism 362, and then the pressing rod 363 is driven downward by the fifth driving mechanism and the bracket and the automobile tailstock are pressed together, thereby facilitating the processing of subsequent processes.

[0063] The screw gun assembly 37 includes a screw gun mounting frame 371, a slide 372, a sixth driving mechanism 373 and a first screw gun 374; the screw gun mounting frame 371 is arranged on the base 31 and is located next to the second discharge plate 34; the slide 372 is arranged on the screw gun mounting frame 371 so as to be able to slide back and forth laterally; the sixth driving mechanism 373 is arranged on the screw gun mounting frame 371 and drives the slide 372 to move back and forth; the first screw gun 374 is arranged on the slide 372 and moves back and forth laterally with the slide 372, and the first screw gun 374 is located next to the bracket clamping assembly 36.

[0064] The bracket loading device 40 is set on the ground and is located next to the working turntable 30; in this embodiment, the bracket loading device 40 includes a loading rack 41, a loading trolley 42, a positioning rod 43, a first loading drive mechanism 44, a movable rack 45, a second loading drive mechanism 46, a support plate 47 and a third loading drive mechanism 48; the loading rack 41 has a movable groove 401 and a lifting groove 402; the loading trolley 42 moves back and forth in the movable groove 401, and the loading trolley 42 has a multi-layer loading plate 421 arranged at intervals in the upper and lower directions; the positioning rod 43 can be rotatably set on the loading rack 41 and is located next to the movable groove 401, and there are 4 positioning rods 43 arranged at intervals; the first loading drive mechanism 44 is set on the loading rack 41 and drives the positioning rod 43 to Rotate back and forth, correspondingly, there are also 4 first feeding drive mechanisms 44, and each first feeding drive mechanism 44 drives the corresponding positioning rod 43 to rotate back and forth; the first feeding drive mechanism 44 drives the positioning rod 43 to rotate, thereby realizing the positioning of the feeding trolley 42 in the movable groove 401; the movable frame 45 can be arranged on the feeding frame 41 and is located in the lifting groove 402 so as to move up and down; the second feeding drive mechanism 46 is arranged on the feeding frame 41 and drives the movable frame 45 to move up and down; the support plate 47 is arranged on the movable frame 45 and moves up and down with the movable frame 45, and the support plate 47 moves back and forth in the lifting groove 402 and the movable groove 401; the third feeding drive mechanism 48 is arranged on the movable frame 45 and drives the support plate 47 to move back and forth.

[0065] The tool library 50 is set on the ground and is located next to the work turntable 30; in this embodiment, the tool library 50 includes a display rack 51, a swinging work head 52 and a screw gun work head 53; the display rack 51 is set on the ground and is located next to the work turntable 30; the swinging work head 52 is set on the display rack 51 and is located directly above the work turntable 30, and the swinging work head 52 includes a first assembly rack 521, an assembly head 522 and a CCD lens 523; the first assembly rack 521 is detachably set on the display rack 51, and the first assembly rack 521 cooperates with the free end of the external robot arm 60; the assembly head 522 is set on the first assembly rack 521, and the assembly heads 522 are multiple and arranged at intervals; the CCD lens 52 The CCD lens 523 is mounted on the first assembly frame 521 and is located next to the assembly head 522. The CCD lens 523 is used to photograph the bracket on the loading plate 421 to determine the specific position of the bracket. The bracket is then removed and placed in a suitable position by the assembly head 522. The screw gun working head 53 is mounted on the display frame 51 and is located directly above the work turntable 30. The screw gun working head 53 includes a second assembly frame 531 and a second screw gun 532. The second assembly frame 531 is detachably mounted on the display frame 51 and engages with the free end of the external robotic arm 60. The second screw gun 532 is mounted on the second assembly frame 531 and is used to secure the assembled bracket to the vehicle tailstock.

[0066] The robot arm 60 is set on the ground and is located between the work turntable 30, the bracket loading device 40 and the tool library 50. In this embodiment, the robot arm 60 includes a fixed base 61 and a second robot arm body 62. The fixed base 61 is fixedly installed on the ground and is located next to the work turntable 30. The fixed end of the second robot arm body 62 is fixedly installed on the fixed base 61, and the free end of the second robot arm body 62 moves back and forth between the work turntable 30, the bracket loading device 40 and the tool library 50. The robot arm 60 is used to complete the loading process of the bracket and the fixed installation process of the bracket and the automobile tail rack. The work turntable 30, the bracket loading device 40, the tool library 50 and the robot arm 60 are all set in two places, and each robot arm 60 is located between the corresponding work turntable 30, the bracket loading device 40 and the tool library 50, so that the assembly process of two automobile tail racks can be carried out simultaneously.

[0067] The semi-finished product feeding device 70 is set on the ground and is located next to the material moving device 20; in this embodiment, the semi-finished product feeding device 70 includes a feeding rack 71, a conveyor belt 72, a feeding drive mechanism 73 and a support assembly 74; the feeding rack 71 is set on the ground and is located next to the material moving device 20; the conveyor belt 72 can be rotated back and forth on the feeding rack 71, and the conveyor belts 72 are two symmetrically arranged; the feeding drive mechanism 73 is set on the feeding rack 71 and drives the two conveyor belts 72 to rotate back and forth synchronously; the support assembly 74 is set on the conveyor belt 72 and moves back and forth with the conveyor belt 72, and the support assembly 74 is There are two support assemblies 74 arranged at intervals, and each support assembly 74 includes a movable rod 741 and a third support member 742; the two ends of the movable rod 741 are respectively arranged on the two conveyor belts 72 and move back and forth with the two conveyor belts 72, and there are multiple movable rods 741 arranged at intervals; the third support member 742 is set on the movable rod 741 and moves back and forth with the movable rod 741. A support structure for the tail frame of the automobile is formed by cooperating with multiple movable rods 741 arranged at intervals and the third support member 742, so that the reflow process can be completed along with the conveyor belt 72, without the need for an additional complex jig reflow structure, the overall structure is simpler, and the overall cost is reduced.

[0068] The working principle of this embodiment is described in detail as follows:

[0069] During operation, the equipment is first connected to the external power supply and the external main control cabinet. At this time, the automobile tailstock to be processed is first placed on the first discharge plate 14 on the outside of the tailstock loading device 10 through the external mechanism, and then the first discharge plate 14 on which the product is placed is rotated to the inside by the first rotating frame 12, and the automobile tailstock to be processed is placed on the second discharge plate 34 on the outside of the working turntable 30 through the material moving device 20. At the same time, the external mechanism completes the loading process of the other first discharge plate 14, and the second rotating frame 32 drives the second discharge plate 34 to rotate. The loading plate 421 is moved upwards to the top of the lifting slot 402, and then the robot 60 cooperates with the swinging working head 52 in the tool library 50 to first perform an image on the loading tray 421 through the CCD lens 523. The bracket is then clamped by the assembly head 522 and placed in the movable seat 361 in the bracket clamping assembly 36. At this time, the fourth drive mechanism 362 moves the bracket to the appropriate position, and then the fifth drive mechanism 364 drives the clamping rod 363 to press downward, so that the bracket and the car tail frame are assembled together; then the screw gun working head 53 in the tool library 50 is replaced by the robot arm 60, thereby realizing the locking process of part of the bracket and the tail frame, and at the same time, the screw gun assembly in the work turntable 30 is used. 37 completes the locking process of the remaining brackets and the tail frame. After the assembly is completed, the second rotating frame 32 drives the assembled semi-finished product to rotate to the outside, and the semi-finished product is transferred to one of the support components 74 in the semi-finished product feeding device 70 through the material moving device 20, and the support component 74 and the assembled semi-finished product are driven to be transported backward by the feeding drive mechanism 73. When they are transported to another material moving robot arm 22 in the material moving device 20, the other material moving robot arm 22 transports the semi-finished product to the subsequent process production line, and then the above steps are repeated.

[0070] The design focus of the present invention is that by providing a material transfer device, a work turntable, a bracket loading device, a tool library and a robotic arm, the material transfer device can be used to complete the loading process of the automobile tailstock on the work turntable, and the bracket loading device and the robotic arm cooperate to complete the loading process of the bracket accessories. At the same time, the robotic arm and the tool library cooperate to complete the assembly process between the bracket and the tailstock. Finally, the assembled semi-finished product is transferred out by the material transfer device. The overall degree of automation is higher, and no manual vehicle is required, which greatly reduces the processing cost. At the same time, the automated processing method has greatly improved its assembly efficiency, so that it can meet more processing needs.

[0071] The above description is merely a preferred embodiment of the present invention and does not limit the technical scope of the present invention. Therefore, any minor modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. An automatic assembly line for automobile tailstock, characterized by: The lifting mechanism is a bottom end of the lifting mechanism, and the lifting mechanism is a bottom end of the lifting mechanism, and the lifting mechanism is a bottom end of the lifting mechanism, and the lifting mechanism is a bottom end of the lifting mechanism. and a control panel that is located on the front of the gear train and has a rotation shutter speed stabilizing unit, and the adjustment unit is configured to move the second end of the gear train to a desired operation, the second end of the gear train being rotated by the second control panel to move the gear train to a desired operation state.

2. The automatic assembly line for automobile tailstock according to claim 1, characterized in that: Each material-moving robotic arm includes a mounting frame, a second driving mechanism, a first robotic arm body, and a material-clamping head; the mounting frame can be arranged on the track so as to move back and forth along the track; the second driving mechanism is arranged on the mounting frame and drives the mounting frame to move back and forth, the fixed end of the first robotic arm body is arranged on the mounting frame and moves back and forth with the mounting frame; the material-clamping head is arranged at the free end of the first robotic arm body and is driven back and forth by the first robotic arm body.

3. The automatic assembly line for automobile tailstock according to claim 1 is characterized in that: The bracket clamping assembly includes a movable seat, a fourth driving mechanism, a clamping rod and a fifth driving mechanism; the movable seat can be movably arranged on the second material discharge plate back and forth; the fourth driving mechanism is arranged on the second material discharge plate and drives the movable seat to move back and forth; the clamping rod can be flipped up and down on the second material discharge plate and is located above the movable seat; the fifth driving mechanism is arranged on the second material discharge plate and drives the clamping rod to flip up and down.

4. The automatic assembly line for automobile tailstock according to claim 1, characterized in that: The screw gun assembly includes a screw gun mounting frame, a slide, a sixth driving mechanism and a first screw gun; the screw gun mounting frame is arranged on the base and is located next to the second material discharge plate; the slide is arranged on the screw gun mounting frame and can slide back and forth laterally; the sixth driving mechanism is arranged on the screw gun mounting frame and drives the slide to move back and forth; the first screw gun is arranged on the slide and moves back and forth laterally with the slide, and the first screw gun is located next to the bracket clamping assembly.

5. The automatic assembly line for automobile tailstock according to claim 1 is characterized in that: The bracket loading device includes a loading rack, a loading trolley, a positioning rod, a first loading drive mechanism, a movable rack, a second loading drive mechanism, a support plate and a third loading drive mechanism; the loading rack is provided with a movable slot and a lifting slot; The loading trolley moves back and forth in the movable slot, and the loading trolley is provided with multiple layers of loading plates arranged at intervals up and down; the positioning rods can be rotatably arranged on the loading rack and are located beside the movable slot, and there are four positioning rods arranged at intervals; the first loading drive mechanism is arranged on the loading rack and drives the positioning rods to rotate back and forth, and correspondingly, there are also four first loading drive mechanisms, and each first loading drive mechanism drives the corresponding positioning rod to rotate back and forth; the movable rack can be movably arranged up and down on the loading rack and is located in the lifting slot; The second feeding drive mechanism is arranged on the feeding rack and drives the movable rack to move up and down; the support plate is arranged on the movable rack and moves up and down with the movable rack, and the support plate moves back and forth in the lifting slot and the movable slot; the third feeding drive mechanism is arranged on the movable rack and drives the support plate to move back and forth.

6. The automobile tailstock automatic assembly line according to claim 1, characterized in that: The tool library includes a display rack, a swinging work head and a screw gun work head; the display rack is set on the ground and is located next to the work turntable; the swinging work head is set on the display rack and is located directly above the work turntable, and the swinging work head includes a first assembly rack, an assembly head and a CCD lens; the first assembly rack is detachably set on the display rack, and the first assembly rack cooperates with the free end of the external robotic arm; the assembly head is set on the first assembly rack, and the assembly heads are arranged in multiples at intervals; the CCD lens is set on the first assembly rack and is located next to the assembly head; the screw gun work head is set on the display rack and is located directly above the work turntable; the screw gun work head includes a second assembly rack and a second screw gun; the second assembly rack is detachably set on the display rack, and the second assembly rack cooperates with the free end of the external robotic arm; the second screw gun is set on the second assembly rack.

7. The automatic assembly line for automobile tailstock according to claim 1, characterized in that: The robotic arm includes a fixed base and a second robotic arm body; the fixed base is fixedly installed on the ground and is located next to the working turntable; the fixed end of the second robotic arm body is fixedly installed on the fixed base, and the free end of the second robotic arm body moves back and forth between the working turntable, the bracket loading device and the tool library.

8. The automatic assembly line for automobile tailstock according to claim 1, characterized in that: The semi-finished product feeding device includes a feeding rack, a conveyor belt, a feeding drive mechanism and a supporting assembly; The feeding rack is set on the ground and is located next to the material moving device; the conveyor belt is set on the feeding rack so as to rotate back and forth, and there are two conveyor belts arranged symmetrically; the feeding drive mechanism is set on the feeding rack and drives the two conveyor belts to rotate back and forth synchronously; the support assembly is set on the conveyor belt and moves back and forth with the conveyor belt, and there are two support assemblies arranged at intervals, and each support assembly includes a movable rod and a third support member; the two ends of the movable rod are respectively set on the two conveyor belts and move back and forth with the two conveyor belts, and there are multiple movable rods arranged at intervals; the third support member is set on the movable rod and moves back and forth with the movable rod.

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