L-shaped plate automatic punching and riveting machine for automobile side plate assembling production line

Abstract

The utility model relates to the field of automobile side plate assembling, in particular to an automatic L-shaped plate punching and riveting machine for an automobile side plate assembling production line. The working table top is arranged on the working table frame; the support column is arranged on the working table; the fixing plate is arranged on the supporting column; the first gas-liquid pressure cylinder, the second gas-liquid pressure cylinder, the first air cylinder and the second air cylinder are mounted at the upper end of the fixing plate; the first gas-liquid pressure cylinder and the second gas-liquid pressure cylinder are both connected with the rivet pressing assembly. The first air cylinder is connected with the second material taking assembly. The second air cylinder is connected with the first material taking assembly. The rivet pressing assembly, the first material taking assembly and the second material taking assembly are installed at the lower end of the fixing plate; the pressing rivet supporting assembly and the tray conveying mechanism are installed on the working table. According to the utility model, through the mutual cooperation of the rivet pressing assembly, the material taking assembly, the rivet pressing supporting assembly, the gas-liquid pressure cylinder and the tray conveying mechanism, the efficient automatic punching and riveting process of the L-shaped plate is realized, the working efficiency is improved, and the precision of assembling and punching and riveting operation is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile side panel assembly, in particular to an L-plate automatic punching and riveting machine used in an automobile side panel assembly production line. Background Art

[0002] During the assembly process of the automobile side panel, the L-plate and the turn pin need to be assembled and riveted. At present, most of the automobile side panel assembly production lines use a semi-automatic and semi-manual method for assembly and riveting, that is, the L-plate and the turn pin are placed on the workbench by manual loading, and then the riveting machine performs the riveting operation. This semi-automatic and semi-manual method greatly reduces the efficiency of L-plate assembly and riveting, which is not conducive to the high efficiency requirements of automobile side panel assembly and production. In addition, there may be workpiece position deviation during manual loading, resulting in the failure of the L-plate assembly and riveting operation, delaying the construction period and production progress. Utility Model Content

[0003] In order to improve the operating efficiency of L-plate assembly punching and riveting and solve the problem of delayed construction period and progress caused by workpiece position deviation, the utility model provides an L-plate automatic punching and riveting machine for an automobile side panel assembly production line.

[0004] The technical solutions adopted by the utility model to solve the technical problems are as follows:

[0005] The utility model discloses an L-plate automatic punching and riveting machine for an automobile side panel assembly production line, comprising:

[0006] Workbench;

[0007] A work surface mounted on a workbench frame;

[0008] Support columns mounted on work surfaces;

[0009] A fixing plate mounted on the support column;

[0010] The first gas-liquid booster cylinder, the second gas-liquid booster cylinder, the first cylinder and the second cylinder are installed on the upper end of the fixed plate; the first gas-liquid booster cylinder and the second gas-liquid booster cylinder are both connected to the pressure riveting assembly; the first cylinder is connected to the second material taking assembly; the second cylinder is connected to the first material taking assembly;

[0011] A riveting assembly, a first material taking assembly and a second material taking assembly installed at the lower end of the fixing plate;

[0012] The press riveting support assembly and tray transfer mechanism are mounted on the work surface.

[0013] Furthermore, it also includes adjustable feet installed at the lower end of the workbench.

[0014] Furthermore, the rivet assembly includes an L-shaped connecting plate, a first slider, a first pressure head connector, a first pressure head connecting plate, a first pressure head fixing block, a first linear guide rail, a first pressure head, a second linear guide rail, a second slider, a second pressure head connecting plate, a second pressure head connector, a second pressure head fixing block, a second pressure head and a pad; the upper surface of the L-shaped connecting plate is fixed to the rear end of the lower surface of the fixing plate; the first linear guide rail and the second linear guide rail are respectively vertically fixed to the side surfaces of the L-shaped connecting plate; the first slider is installed on the first linear guide rail, and the second slider is installed on the second linear guide rail On; the first pressure head connecting plate is fixed on the first slider, and the second pressure head connecting plate is fixed on the second slider; the upper end of the first pressure head connecting piece is connected to the lower end of the first gas-liquid booster cylinder, and the lower end of the first pressure head connecting piece is fixed to the first pressure head connecting plate through the first pressure head fixing block and the cushion block, and the upper end of the first pressure head is fixed to the first pressure head connecting plate; the upper end of the second pressure head connecting piece is connected to the lower end of the second gas-liquid booster cylinder, and the lower end of the second pressure head connecting piece is fixed to the second pressure head connecting plate through the second pressure head fixing block and the cushion block, and the upper end of the second pressure head is fixed to the second pressure head connecting plate.

[0015] Furthermore, the first material taking component and the second material taking component have the same structural composition.

[0016] Furthermore, the second material picking assembly includes a third linear guide, a slide rail mounting seat, a third cylinder, a fourth linear guide, a fourth cylinder, a cylinder connecting plate, a first guide rod, a second guide rod, an air claw driving cylinder, an air claw fixing seat, a second air claw, a third pressure head, an air claw driving cylinder fixing seat, a pressure head fixing plate, an intermediate connecting plate, a cylinder connecting plate base, a cylinder connecting block, a first air claw, a locating pin and a linear bearing; the third linear guide and the fourth linear guide are both fixed to the front end of the lower surface of the fixing plate; the slide rail mounting seat and the third linear guide and the fourth linear guide are all slidably connected with the sliding block, and the telescopic end of the first cylinder is fixedly connected to the slide rail mounting seat in the second material picking assembly through the fixing seat, and the second cylinder is fixedly connected to the slide rail mounting seat in the first material picking assembly; the upper surface of the third cylinder is fixed to the lower end of the slide rail mounting seat; the cylinder connecting block is fixed to the telescopic end of the third cylinder The end portion, the side surface of the fourth cylinder is fixed on the side surface of the cylinder connecting block; the cylinder connecting plate and the cylinder connecting plate base are fixed on the telescopic end portion of the fourth cylinder in sequence; the two first guide rods are installed between the cylinder connecting plate base and the middle connecting plate, and the two first guide rods are installed with linear bearings, and the linear bearings on the two first guide rods are connected to the cylinder connecting plate base; the two second guide rods are installed between the middle connecting plate and the pressure head fixing plate, and the two second guide rods are installed with linear bearings, and the linear bearings on the two second guide rods are connected to the middle connecting plate; the third pressure head is fixed to the lower end of the pressure head fixing plate; the air claw driving cylinder fixing seat is fixed to the side surface of the pressure head fixing plate; the air claw driving cylinder is fixed on the air claw driving cylinder fixing seat; the first air claw and the second air claw are connected to the air claw driving cylinder through the air claw fixing seat; and a positioning pin is also installed on the inner side surface of the first air claw.

[0017] Furthermore, the riveting support assembly includes a first support plate, a coupling, a first cushion block, a first wedge block, a first wedge seat base, a first connecting column, a bottom plate, a second support plate, a fourth cylinder, a fourth cylinder mounting seat, a second wedge block, a second wedge seat base, a push plate, a second cushion block, a locking cap, a mandrel, a first cylinder, a second cylinder, a second connecting column, a fifth cylinder and a telescopic end of the fifth cylinder; the second support plate is fixed on the work table; the first wedge seat base and the second wedge seat base are respectively installed on both sides of the second support plate; the first wedge block is fixed on the first wedge seat base, and the second wedge block is fixed on the second wedge seat base; both sides of the push plate are slidably installed on the first wedge The fourth cylinder mounting seat is fixed on the second supporting plate; the fourth cylinder is fixed on the fourth cylinder mounting seat; the telescopic end of the fourth cylinder is connected to the middle of the push plate through a coupling; one side of the first supporting plate is connected to the first wedge block through the first pad, and the other side of the first supporting plate is connected to the second wedge block through the second pad; the telescopic end of the fifth cylinder passes through the second supporting plate and is connected to the middle of the first supporting plate through the mandrel, and the upper end of the mandrel is locked by a locking cap; the upper ends of the first cylinder and the second cylinder are connected to the first supporting plate after passing through the second supporting plate; the lower end of the first cylinder is connected to the base plate through the first connecting column; the lower end of the second cylinder is connected to the base plate through the second connecting column.

[0018] The beneficial effects of the utility model are:

[0019] The utility model discloses an L-plate automatic punching and riveting machine for an automobile side panel assembly production line, which realizes an efficient L-plate automatic punching and riveting process through the mutual cooperation of a pressure riveting component, a material taking component, a pressure riveting support component, a gas-liquid booster cylinder and a tray conveying mechanism, thereby improving work efficiency, improving the accuracy of assembly punching and riveting operations, and reducing the difficulty of operating workers. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 The utility model is a three-dimensional structural schematic diagram of an L-plate automatic punching and riveting machine used in an automobile side panel assembly production line.

[0021] Figure 2 The utility model is a front view of an L-plate automatic punching and riveting machine used in an automobile side panel assembly production line.

[0022] Figure 3 The utility model is a side view of an L-plate automatic punching and riveting machine used in an automobile side panel assembly production line.

[0023] Figure 4 The utility model is a top view of an L-plate automatic punching and riveting machine used in an automobile side panel assembly production line.

[0024] Figure 5 It is a schematic diagram of the three-dimensional structure of the riveting assembly.

[0025] Figure 6 A cross-sectional view of a press-riveted assembly.

[0026] Figure 7 This is a front view of the riveted assembly.

[0027] Figure 8 It is a schematic diagram of the three-dimensional structure of the second L-plate material transfer and extraction assembly.

[0028] Fig. 9 This is a front view of the second L-plate material transfer and retrieving assembly.

[0029] Fig.10 It is a side view of the second L-plate loading and unloading assembly.

[0030] Fig.11 It is a top view of the second L-plate loading and unloading assembly.

[0031] Fig.12 A three-dimensional view of the riveting support assembly.

[0032] Fig.13 A cross-sectional view of a press-riveted support assembly.

[0033] Fig.14 This is a front view of the riveted support assembly.

[0034] Fig.15 A top view of the riveted support assembly.

[0035] In the figure,

[0036] 1. Riveting components,

[0037] 2. The first reclaiming component,

[0038] 3. The second material taking component,

[0039] 4. Riveting support assembly,

[0040] 5. The first gas-liquid booster cylinder,

[0041] 6. The second gas-liquid booster cylinder,

[0042] 7. Fixed plate,

[0043] 8. First cylinder,

[0044] 9. Second cylinder,

[0045] 10. Pillar,

[0046] 11. Pallet conveying mechanism;

[0047] 12. Work surface,

[0048] 13. Workbench,

[0049] 14. Adjustable feet;

[0050] 15. Fixed seat. DETAILED DESCRIPTION

[0051] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0052] like Figures 1 to 4 As shown, the utility model is an L-plate automatic riveting machine for automobile side panel assembly production line, which mainly includes the following components:

[0053] A riveting assembly 1, a first material picking assembly 2, a second material picking assembly 3, a riveting support assembly 4, a first gas-liquid booster cylinder 5, a second gas-liquid booster cylinder 6, a fixing plate 7, a first cylinder 8, a second cylinder 9, a support column 10, a pallet conveying mechanism 11, a work surface 12, a workbench 13 and an adjustable foot 14.

[0054] The workbench 13 is the main supporting component of the equipment. The workbench 13 is mainly welded from a plurality of square tubes, and four adjustable feet 14 are arranged at the bottom of the workbench 13 for horizontal adjustment.

[0055] The work surface 12 is installed on the work frame 13 and is mainly used for installing the riveting support assembly 4 and the tray conveying mechanism 11 .

[0056] The number of the pillars 10 is specifically four, and the four pillars 10 are respectively installed at the four corners of the work surface 12, and the fixing plate 7 is fixed on the upper ends of the four pillars 10. The fixing plate 7 is mainly used to install the riveting assembly 1, the first material picking assembly 2, the second material picking assembly 3, the first gas-liquid booster cylinder 5, the second gas-liquid booster cylinder 6, the first cylinder 8 and the second cylinder 9.

[0057] Specifically, the first gas-liquid booster cylinder 5 and the second gas-liquid booster cylinder 6 are both fixed at the rear end of the upper surface of the fixed plate 7. The first cylinder 8 and the second cylinder 9 are both fixed at the front end of the upper surface of the fixed plate 7. The upper end of the riveting assembly 1 is fixed at the rear end of the lower surface of the fixed plate 7, and the second material picking assembly 3 and the first material picking assembly 2 are both installed at the front end of the lower surface of the fixed plate 7. Among them, the first gas-liquid booster cylinder 5 and the second gas-liquid booster cylinder 6 are both connected to the riveting assembly 1; the first cylinder 8 is connected to the second material picking assembly 3 through the fixing seat 15, and the second cylinder 9 is connected to the first material picking assembly 2 through the fixing seat 15. The second material picking assembly 3 can be driven to move left and right by the first cylinder 8, and the first material picking assembly 2 can be driven to move left and right by the second cylinder 9.

[0058] like Figures 5 to 7As shown, the riveting assembly 1 is mainly composed of an L-shaped connecting plate 101, a first slider 102, a first ram connector 103, a first ram connector plate 104, a first ram fixed block 105, a first linear guide 106, a first ram 107, a second linear guide 108, a second slider 109, a second ram connector plate 110, a second ram connector 111, a second ram fixed block 112, a second ram 113 and a cushion block 114. The upper surface of the L-shaped connecting plate 101 is fixed to the rear end of the lower surface of the fixed plate 7; the first linear guide 106 and the second linear guide 108 are respectively vertically fixed to the side of the L-shaped connecting plate 101; the first slider 102 is mounted on the first linear guide 106, and the second slider 109 is mounted on the second linear guide 108; the first ram connector plate 104 is fixed on the first slider 102, and the second ram connector plate 110 is fixed on the second slider 109; the upper end of the first ram connector 103 is connected to the first gas-liquid booster cylinder 5, the lower end of the first ram connector 103 is fixed to the first ram connection plate 104 through the first ram fixing block 105 and the cushion block 114, and the upper end of the first ram 107 is fixed to the first ram connection plate 104; the upper end of the second ram connector 111 is connected to the lower end of the second gas-liquid booster cylinder 6, the lower end of the second ram connector 111 is fixed to the second ram connection plate 110 through the second ram fixing block 112 and the cushion block, and the upper end of the second ram 113 is fixed to the second ram connection plate 110. Thus, the assembly of the riveting assembly 1 is completed. The riveting operation of the turn pin is realized by the joint action of the first gas-liquid booster cylinder 5, the second gas-liquid booster cylinder 6 and the riveting assembly 1.

[0059] The first material taking component 2 and the second material taking component 3 have the same structural composition. The second material taking component 3 is taken as an example to introduce its structural composition.

[0060] like Figures 8 to 11As shown, the second material picking assembly 3 is mainly composed of a third linear guide 301, a slide rail mounting seat 302, a third cylinder 303, a fourth linear guide 304, a fourth cylinder 305, a cylinder connecting plate 306, a first guide rod 307, a second guide rod 308, an air claw driving cylinder 309, an air claw fixing seat 310, a second air claw 311, a third pressure head 312, an air claw driving cylinder fixing seat 313, a pressure head fixing plate 314, an intermediate connecting plate 315, a cylinder connecting plate base 316, a cylinder connecting block 317, a first air claw 318, a positioning pin 319 and a linear bearing 320. The third linear guide 301 and the fourth linear guide 304 are both fixed at the front end of the lower surface of the fixed plate 7; the slide rail mounting seat 302 is slidably connected to the third linear guide 301 and the fourth linear guide 304 by sliding blocks, and the telescopic end of the first cylinder 8 is fixedly connected to the slide rail mounting seat 302 in the second material picking assembly 3 through the fixed seat 15. Similarly, the second cylinder 9 is fixedly connected to the slide rail mounting seat 302 in the first material picking assembly 2. The upper surface of the third cylinder 303 is fixed to the lower end of the slide rail mounting seat 302; the cylinder connecting block 317 is fixed to the telescopic end of the third cylinder 303, and the side of the fourth cylinder 305 is fixed to the side of the cylinder connecting block 317; the cylinder connecting plate 306 and the cylinder connecting plate base 316 are fixed to the telescopic end of the fourth cylinder 305 in sequence; the two first guide rods 307 are both installed between the cylinder connecting plate base 316 and the middle connecting plate 315, and the two first guide rods 307 are both installed with linear bearings 320, and the linear bearings 320 on the two first guide rods 307 are both connected to the cylinder connecting plate base 316; the two second guide rods 308 are It is installed between the middle connecting plate 315 and the pressure head fixing plate 314, and the two second guide rods 308 are both installed with linear bearings 320, and the linear bearings 320 on the two second guide rods 308 are both connected to the middle connecting plate 315; the third pressure head 312 is fixed to the lower end of the pressure head fixing plate 314; the air claw drive cylinder fixing seat 313 is fixed to the side of the pressure head fixing plate 314; the air claw drive cylinder 309 is fixed to the air claw drive cylinder fixing seat 313; the first air claw 318 and the second air claw 311 are both connected to the air claw drive cylinder 309 through the air claw fixing seat 310; and a positioning pin 319 is also installed on the inner side of the first air claw 318. The first material picking assembly 2 and the second material picking assembly 3 are mainly used to move the L plate on the pallet to the specified position for assembly and riveting.

[0061] like Figures 12 to 15As shown, the riveting support assembly 4 is mainly composed of a first support plate 401, a coupling 402, a first cushion block 403, a first wedge block 404, a first wedge seat base 405, a first connecting column 406, a bottom plate 407, a second support plate 408, a fourth cylinder 409, a fourth cylinder mounting seat 410, a second wedge block 411, a second wedge seat base 412, a push plate 413, a second cushion block 414, a locking cap 415, a core shaft 416, a first cylinder 417, a second cylinder 418, a second connecting column 419, a fifth cylinder 420 and a fifth cylinder telescopic end 421. The second support plate 408 is fixed on the work surface 12; the first wedge seat base 405 and the second wedge seat base 412 are respectively installed on both sides of the second support plate 408; the first wedge block 404 is fixed on the first wedge seat base 405, and the second wedge block 411 is fixed on the second wedge seat base 412; the push plate 413 is slidably installed on both sides of the first wedge block 404 and the second wedge block 411; the fourth cylinder mounting seat 410 is fixed on the second support plate 408; the fourth cylinder 409 is fixed on the fourth cylinder The telescopic end of the fourth cylinder 409 is connected to the middle of the push plate 413 through the coupling 402; one side of the first support plate 401 is connected to the first wedge block 404 through the first cushion block 403, and the other side of the first support plate 401 is connected to the second wedge block 411 through the second cushion block 414; the telescopic end 421 of the fifth cylinder 420 passes through the second support plate 408 and then connects to the middle of the first support plate 401 through the mandrel 416, and the upper end of the mandrel 416 is locked by the locking cap 415. The upper ends of the first cylinder 417 and the second cylinder 418 pass through the second support plate 408 and connect to the first support plate 401; the lower end of the first cylinder 417 is connected to the bottom plate 407 through the first connecting column 406; the lower end of the second cylinder 418 is connected to the bottom plate 407 through the second connecting column 419. The riveting support assembly 4 mainly plays the role of riveting support. The L-plate and the turn pin are loaded into the pallet, and the pallet is transferred to the L-plate automatic punching and riveting machine through the action of the pallet conveying mechanism 11 and placed on the first support plate 401 of the riveting support assembly 4. After the fourth cylinder 409 is started, the push plate 413 is driven to move to achieve the positioning of the bottom of the pallet. At the same time, the fifth cylinder 420 is started to lift the first support plate 401 and the pallet as a whole upward. Specifically, the telescopic end 421 of the fifth cylinder lifts the first support plate 401 upward. At this time, the second support plate 408 moves upward along the first cylinder 417 and the second cylinder 418, thereby achieving the positioning and pushing effect on the entire pallet.

[0062] The pallet conveying mechanism 11 is fixed on the work surface 12, and is mainly used to install the pallet and move the pallet to the next station. The pallet conveying mechanism 11 can be implemented by a linear drive motor and a ball screw drive structure. The pallet is used to carry the L plate and the rotation pin.

[0063] The utility model discloses an L-plate automatic punching and riveting machine for an automobile side plate assembly production line, which mainly realizes assembly and riveting operations on the L-plate and the transfer pin in the manner of automatic operation and manual adjustment.

[0064] The utility model discloses an L-plate automatic punching and riveting machine for an automobile side panel assembly production line, the overall dimensions of which are: length×width×height=820mm×1000mm×2100mm, and the operating height thereof is approximately 1000mm-1050mm.

[0065] The utility model discloses an L-plate automatic punching and riveting machine for automobile side panel assembly production line, and its automatic cycle working process is as follows:

[0066] After the first gas-liquid booster cylinder 5 and the second gas-liquid booster cylinder 6 are connected to the air source, the pressure is adjusted to 0.5Mpa; the L-plate and the turn pin are loaded into the pallet, and the pallet is transferred to the L-plate automatic riveting machine through the action of the pallet conveying mechanism 11 and placed on the first support plate 401 of the riveting support assembly 4. After the fourth cylinder 409 is started, the push plate 413 is driven to move to achieve the positioning of the bottom of the pallet. At the same time, the fifth cylinder 420 is started to push the first support plate 401 and the pallet as a whole upward. Specifically, the telescopic end 421 of the fifth cylinder pushes the first support plate 401 upward. At this time, the second support plate 408 moves upward along the first cylinder 417 and the second cylinder 418, thereby achieving the positioning and pushing effect on the pallet as a whole; then the first material picking assembly 2 and the second material picking assembly 3 are started, and the turn pin is picked up and moved to the corresponding position on the L-plate. Specifically, the second material picking assembly 3 and the first material picking assembly 2 can be driven by the first cylinder 8 and the second cylinder 9 respectively along the third linear guide rail 301 and the fourth linear guide 304 move left and right, at the same time, the third pressure head 312 can be driven to move forward and backward through the third cylinder 303, and the third pressure head 312 can be driven to move up and down through the fourth cylinder 305, and the first claw 318 and the second claw 311 can be driven by the claw driving cylinder 309 to pick up the turn pin, and then the turn pin is moved to the corresponding position on the L plate through the joint action of the first cylinder 8, the second cylinder 9, the third cylinder 303, and the fourth cylinder 305; then, the riveting assembly 1 and the first gas-liquid booster cylinder 5 are started to drive the first pressure head connector 103, the first pressure head connecting plate 104, the first pressure head 107 and the first slider 102 to move downward along the first linear guide 106 to perform riveting on the turn pin, wherein the first gas-liquid booster cylinder 5 and the second gas-liquid booster cylinder 6 can work simultaneously to improve work efficiency. After completing the assembly riveting operation, the first pressure head 107 rises and returns, and then the above-mentioned components are restored to the initial state, and the assembly riveting operation is continued. At the same time, the tray is transferred to the next workstation by the tray conveying mechanism 11 for the next process.

[0067] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the protection content of the present invention.

[0068] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit it. Although the utility model has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein, but these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the various embodiments of the utility model.

Claims

1. An L-plate automatic riveting machine for automobile side panel assembly production line, characterized in that: include: Workbench; A work surface mounted on a workbench frame; Support columns mounted on work surfaces; A fixing plate mounted on the support column; The first gas-liquid booster cylinder, the second gas-liquid booster cylinder, the first cylinder and the second cylinder are installed on the upper end of the fixed plate; the first gas-liquid booster cylinder and the second gas-liquid booster cylinder are both connected to the pressure riveting assembly; the first cylinder is connected to the second material taking assembly; the second cylinder is connected to the first material taking assembly; A riveting assembly, a first material taking assembly and a second material taking assembly installed at the lower end of the fixing plate; The press riveting support assembly and tray transfer mechanism are mounted on the work surface.

2. The L-plate automatic punching and riveting machine for automobile side panel assembly production line according to claim 1, characterized in that: Also included are adjustable feet mounted on the lower end of the workbench frame.

3. The L-plate automatic punching and riveting machine for automobile side panel assembly production line according to claim 1, characterized in that: The riveting assembly includes an L-shaped connecting plate, a first slider, a first pressure head connector, a first pressure head connecting plate, a first pressure head fixing block, a first linear guide rail, a first pressure head, a second linear guide rail, a second slider, a second pressure head connecting plate, a second pressure head connector, a second pressure head fixing block, a second pressure head and a cushion block; the upper surface of the L-shaped connecting plate is fixed to the rear end of the lower surface of the fixing plate; the first linear guide rail and the second linear guide rail are respectively vertically fixed to the side surfaces of the L-shaped connecting plate; the first slider is installed on the first linear guide rail, and the second slider is installed on the second linear guide rail; A pressure head connecting plate is fixed on the first slider, and a second pressure head connecting plate is fixed on the second slider; the upper end of the first pressure head connecting piece is connected to the lower end of the first gas-liquid booster cylinder, and the lower end of the first pressure head connecting piece is fixed to the first pressure head connecting plate through the first pressure head fixing block and the cushion block, and the upper end of the first pressure head is fixed to the first pressure head connecting plate; the upper end of the second pressure head connecting piece is connected to the lower end of the second gas-liquid booster cylinder, and the lower end of the second pressure head connecting piece is fixed to the second pressure head connecting plate through the second pressure head fixing block and the cushion block, and the upper end of the second pressure head is fixed to the second pressure head connecting plate.

4. The L-plate automatic punching and riveting machine for automobile side panel assembly production line according to claim 1, characterized in that: The first material taking component and the second material taking component have the same structural composition.

5. The L-plate automatic punching and riveting machine for automobile side panel assembly production line according to claim 1 or 4, characterized in that: The second material picking assembly includes a third linear guide, a slide rail mounting seat, a third cylinder, a fourth linear guide, a fourth cylinder, a cylinder connecting plate, a first guide rod, a second guide rod, an air claw driving cylinder, an air claw fixing seat, a second air claw, a third pressure head, an air claw driving cylinder fixing seat, a pressure head fixing plate, an intermediate connecting plate, a cylinder connecting plate base, a cylinder connecting block, a first air claw, a locating pin and a linear bearing; the third linear guide and the fourth linear guide are both fixed to the front end of the lower surface of the fixing plate; the slide rail mounting seat and the third linear guide and the fourth linear guide are all slidably connected with the sliding block, and the telescopic end of the first cylinder is fixedly connected to the slide rail mounting seat in the second material picking assembly through the fixing seat, and the second cylinder is fixedly connected to the slide rail mounting seat in the first material picking assembly; the upper surface of the third cylinder is fixed to the lower end of the slide rail mounting seat; the cylinder connecting block is fixed to the telescopic end of the third cylinder The fourth cylinder side is fixed to the side of the cylinder connecting block; the cylinder connecting plate and the cylinder connecting plate base are fixed to the telescopic end of the fourth cylinder in sequence; the two first guide rods are installed between the cylinder connecting plate base and the middle connecting plate, and the two first guide rods are installed with linear bearings, and the linear bearings on the two first guide rods are connected to the cylinder connecting plate base; the two second guide rods are installed between the middle connecting plate and the pressure head fixing plate, and the two second guide rods are installed with linear bearings, and the linear bearings on the two second guide rods are connected to the middle connecting plate; the third pressure head is fixed to the lower end of the pressure head fixing plate; the air claw driving cylinder fixing seat is fixed to the side of the pressure head fixing plate; the air claw driving cylinder is fixed to the air claw driving cylinder fixing seat; the first air claw and the second air claw are connected to the air claw driving cylinder through the air claw fixing seat; and a positioning pin is also installed on the inner side of the first air claw.

6. The L-plate automatic punching and riveting machine for automobile side panel assembly production line according to claim 1, characterized in that: The riveting support assembly includes a first support plate, a coupling, a first cushion block, a first wedge block, a first wedge seat base, a first connecting column, a bottom plate, a second support plate, a fourth cylinder, a fourth cylinder mounting seat, a second wedge block, a second wedge seat base, a push plate, a second cushion block, a locking cap, a mandrel, a first cylinder, a second cylinder, a second connecting column, a fifth cylinder and a telescopic end of the fifth cylinder; the second support plate is fixed on the workbench; the first wedge seat base and the second wedge seat base are respectively installed on both sides of the second support plate; the first wedge block is fixed on the first wedge seat base, and the second wedge block is fixed on the second wedge seat base; both sides of the push plate are slidably installed on the first wedge block and the second wedge seat base The fourth cylinder mounting seat is fixed on the second support plate; the fourth cylinder is fixed on the fourth cylinder mounting seat; the telescopic end of the fourth cylinder is connected to the middle of the push plate through a coupling; one side of the first support plate is connected to the first wedge block through the first cushion block, and the other side of the first support plate is connected to the second wedge block through the second cushion block; the telescopic end of the fifth cylinder passes through the second support plate and then is connected to the middle of the first support plate through the core shaft, and the upper end of the core shaft is locked by a locking cap; the upper ends of the first cylinder and the second cylinder are connected to the first support plate after passing through the second support plate; the lower end of the first cylinder is connected to the base plate through the first connecting column; the lower end of the second cylinder is connected to the base plate through the second connecting column.

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