Automobile longitudinal beam inner plate welding tool

Abstract

The utility model relates to the field of automobile longitudinal beams, and discloses an automobile longitudinal beam inner plate welding tool which comprises a plurality of supporting plates, the same workbench is fixedly installed on the supporting plates, a plurality of U-shaped plates are fixedly installed on the tops of the supporting plates, and idler wheels used for feeding and discharging of the automobile longitudinal beams are rotatably installed in the U-shaped plates. A fixing plate is fixedly mounted between every two adjacent supporting plates, a mounting plate is slidably mounted on the fixing plate, a telescopic air cylinder is fixedly mounted on the mounting plate, an output shaft of the telescopic air cylinder penetrates through the fixing plate and is fixedly provided with a driving rod, and a pressing block is mounted at the bottom end of the driving rod through a detachable structure. Compared with the prior art, the automobile longitudinal beam pressing device has the advantages that a long automobile longitudinal beam can be stably pressed and fixed through the pressing blocks, the distance between every two adjacent pressing blocks can be adjusted, therefore, the pressing position can be adjusted, and the stability of the automobile longitudinal beam can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile longitudinal beams, in particular to a welding tool for an inner plate of an automobile longitudinal beam. Background Art

[0002] The inner panel assembly of the longitudinal beam of an automobile body is mainly composed of an inner panel body and a projection welding nut, which needs to be welded to the inner panel body. After searching, the patent document with the authorization announcement number CN217493029U discloses a welding fixture for the inner panel assembly of the longitudinal beam of an automobile body, including a first clamping device for clamping the inner panel body at a first preset position, a second clamping device for clamping the inner panel body at a second preset position, a third clamping device for clamping the inner panel body and the projection welding nut at a third preset position, a first positioning device arranged on the first clamping device and used to position the inner panel body, and a second positioning device arranged on the third clamping device and used to position the inner panel body and the projection welding nut, and the second clamping device is located between the first clamping device and the third clamping device.

[0003] However, during the processing of the longitudinal beams of commercial vehicles, the inner panel welding is difficult to fix stably with only two pressing blocks because the longitudinal beams are long. As a result, the longitudinal beams are offset, affecting the welding quality. Therefore, we proposed a welding tool for the inner panel of the automobile longitudinal beam to solve the above problem. Utility Model Content

[0004] The purpose of the utility model is to provide a welding tool for the inner plate of an automobile longitudinal beam, which can firmly press and fix a longer automobile longitudinal beam through a plurality of pressing blocks, and can adjust the spacing between adjacent pressing blocks, so as to adjust the pressing position and increase the stability of the automobile longitudinal beam.

[0005] The above technical purpose of the present utility model is achieved through the following technical solutions: a welding tool for the inner plate of an automobile longitudinal beam, comprising multiple support plates, a same workbench is fixedly installed on the multiple support plates, multiple U-shaped plates are fixedly installed on the top of the support plates, rollers for loading and unloading the automobile longitudinal beam are rotatably installed in the U-shaped plates, a fixed plate is fixedly installed between two adjacent support plates, a mounting plate is slidably installed on the fixed plate, a telescopic cylinder is fixedly installed on the mounting plate, the output shaft of the telescopic cylinder passes through the fixed plate and is fixedly installed with a drive rod, and the bottom end of the drive rod is installed with a pressure block through a detachable structure.

[0006] By adopting the above technical solution, a longer automobile longitudinal beam can be firmly pressed and fixed by multiple pressing blocks, and the spacing between adjacent pressing blocks can be adjusted, so that the pressing position can be adjusted, which can increase the stability of the automobile longitudinal beam.

[0007] The utility model is further configured as follows: a guide mechanism is provided between the mounting plate and the sliding plate, and an insertion mechanism is provided between the mounting plate and the sliding plate, the guide mechanism includes a T-shaped slot and a T-shaped seat, the T-shaped slot is opened on the top of the fixed plate, and a T-shaped seat is fixedly installed on the bottom of the mounting plate, and the T-shaped seat is slidably connected to the corresponding T-shaped slot.

[0008] By adopting the above technical solution and providing the T-shaped seat and the T-shaped slot, the installation plate can be guided, thereby achieving the purpose of stable movement of the installation plate.

[0009] The utility model is further configured as follows: the plug-in mechanism includes a fixed groove, a movable groove and a fixed pin, the top of the fixed plate is provided with multiple fixed grooves, the bottom of the mounting plate is provided with a movable groove, a fixed pin is provided in the movable groove, and the fixed pin is adapted to the corresponding fixed groove.

[0010] By adopting the above technical solution and providing the fixing pins and the fixing slots, the purpose of fixing and releasing the mounting plate can be achieved.

[0011] The utility model is further configured as follows: the top end of the fixing pin extends to the top of the mounting plate and is fixedly installed with a pull plate, a movable plate is slidably installed in the movable groove, and the fixing pin is fixedly connected to the movable plate, a compression spring is fixedly installed on the top of the movable plate, and the top end of the compression spring is fixedly installed on the top inner wall of the movable groove.

[0012] By adopting the above technical solution and providing a compression spring, the compression spring can press the movable plate and the fixing pin downwards and fix them.

[0013] The utility model is further configured as follows: a fixing sleeve is fixedly installed on the top of the pressure block, and the bottom end of the driving rod is inserted into the fixing sleeve, and a locking mechanism adapted to the driving rod is provided on the fixing sleeve, and the locking mechanism includes a bolt groove, a bolt hole and a fixing bolt, the bolt grooves are opened on both sides of the driving rod, and bolt holes are opened on the inner walls of both sides of the fixing sleeve, and fixing bolts are threadedly installed in the bolt holes, and the fixing bolts are threadedly installed in the corresponding bolt grooves.

[0014] By adopting the above technical solution and providing the fixing bolts and the bolt grooves, the purpose of fixing and releasing the pressing block can be achieved.

[0015] The utility model is further configured as follows: a guide hole is opened on the top of the fixed plate, and the output shaft of the telescopic cylinder passes through the guide hole; a plurality of reinforcing rods are fixedly installed on the side of two adjacent support plates close to each other, and the plurality of reinforcing rods are arranged at equal intervals.

[0016] By adopting the above technical solution and providing reinforcing rods, it is possible to increase the stability of multiple brackets.

[0017] The beneficial effects of the utility model are:

[0018] (1) Place the longitudinal beam of the automobile on the roller on the workbench with the inner groove of the longitudinal beam facing upward. The roller facilitates the loading and unloading of the longitudinal beam of the automobile. By starting the telescopic cylinder, the telescopic cylinder can drive the driving rod and the pressure block to move downward through the output shaft. The pressure block can press the longitudinal beam tightly so that the longitudinal beam will not move when welding the inner plate;

[0019] (2) By moving the pull plate and the fixing pin, the fixing pin can be engaged in or disengaged from the corresponding fixing groove, thereby achieving the purpose of fixing and releasing the mounting plate. By moving the mounting plate, the mounting plate can drive the telescopic cylinder and the pressure block to move, thereby achieving the adjustment of the distance between two adjacent telescopic cylinders, and can be applied to different positions of automobile longitudinal beams of different lengths for compression, thereby increasing the stability of the automobile longitudinal beam installation;

[0020] (3) By rotating the fixing bolt, the fixing bolt can be screwed into or out of the bolt groove, so that the fixing sleeve can be fixed or released, and the pressure block can be disassembled and replaced. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0022] Figure 1 This is a three-dimensional structural diagram of a welding tool for an inner plate of a longitudinal beam of an automobile according to the present invention;

[0023] Figure 2 This is a schematic diagram of the sectional three-dimensional structure of a welding tool for the inner plate of a longitudinal beam of an automobile according to the present invention;

[0024] Figure 3 This is a schematic diagram of the structure A of a welding tool for the inner plate of a longitudinal beam of an automobile according to the present invention;

[0025] Figure 4 The utility model is a schematic diagram of the B structure of a welding tool for the inner plate of an automobile longitudinal beam.

[0026] In the figure, 1. support plate; 2. workbench; 3. U-shaped plate; 4. roller; 5. fixed plate; 6. telescopic cylinder; 7. mounting plate; 8. T-shaped slot; 9. T-shaped seat; 10. fixed slot; 11. movable slot; 12. movable plate; 13. fixing pin; 14. pull plate; 15. compression spring; 16. driving rod; 17. pressure block; 18. fixing sleeve; 19. bolt slot; 20. bolt hole; 21. fixing bolt. DETAILED DESCRIPTION

[0027] The following will clearly and completely describe the technical solutions of the present invention in conjunction with specific embodiments. Obviously, the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments derived by persons of ordinary skill in the art based on the embodiments of the present invention without inventive effort are also within the scope of protection of the present invention.

[0028] When a component is referred to as being "disposed on" another component, it can be directly on the other component or there can be an intervening component. "Disposed" indicates a way of existence, which can be a connection method such as connection, installation, fixed connection, active connection, etc. When a component is considered to be "connected" to another component, it can be directly connected to the other component or there can be an intervening component at the same time.

[0029] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those skilled in the art to which this invention pertains. The terms used herein in the specification of the present invention are for the purpose of describing specific embodiments only and are not intended to limit the present invention. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0030] See also Figures 1-4 The utility model provides a welding tool for the inner plate of the automobile longitudinal beam, comprising a plurality of support plates 1, on which the same workbench 2 is fixedly installed, a plurality of U-shaped plates 3 are fixedly installed on the top of the support plates 1, a roller 4 for loading and unloading the automobile longitudinal beam is rotatably installed in the U-shaped plate 3, a fixed plate 5 is fixedly installed between two adjacent support plates 1, a mounting plate 7 is slidably installed on the fixed plate 5, a telescopic cylinder 6 is fixedly installed on the mounting plate 7, the output shaft of the telescopic cylinder 6 passes through the fixed plate 5 and is fixedly installed with a driving rod 16, and the bottom end of the driving rod 16 is installed with a pressure block 17 through a detachable structure.

[0031] Specifically, a guide mechanism is provided between the mounting plate 7 and the sliding plate, and an insertion mechanism is provided between the mounting plate 7 and the sliding plate. The guide mechanism includes a T-shaped slot 8 and a T-shaped seat 9. The T-shaped slot 8 is opened on the top of the fixed plate 5, and the T-shaped seat 9 is fixedly installed on the bottom of the mounting plate 7, and the T-shaped seat 9 is slidably connected to the corresponding T-shaped slot 8.

[0032] Specifically, the plug-in mechanism includes a fixed groove 10, a movable groove 11 and a fixed pin 13. A plurality of fixed grooves 10 are provided on the top of the fixed plate 5, and a movable groove 11 is provided on the bottom of the mounting plate 7. A fixed pin 13 is provided in the movable groove 11, and the fixed pin 13 is adapted to the corresponding fixed groove 10.

[0033] Specifically, the top end of the fixing pin 13 extends to the top of the mounting plate 7 and is fixedly installed with a pull plate 14. The movable plate 12 is slidably installed in the movable groove 11, and the fixing pin 13 is fixedly connected to the movable plate 12. The top of the movable plate 12 is fixedly installed with a compression spring 15, and the top end of the compression spring 15 is fixedly installed on the top inner wall of the movable groove 11.

[0034] Specifically, a fixing sleeve 18 is fixedly installed on the top of the pressure block 17, and the bottom end of the driving rod 16 is inserted into the fixing sleeve 18. The fixing sleeve 18 is provided with a locking mechanism adapted to the driving rod 16. The locking mechanism includes a bolt groove 19, a bolt hole 20 and a fixing bolt 21. The bolt groove 19 is opened on both sides of the driving rod 16. Bolt holes 20 are opened on the inner walls of both sides of the fixing sleeve 18. A fixing bolt 21 is threadedly installed in the bolt hole 20, and the fixing bolt 21 is threadedly installed in the corresponding bolt groove 19.

[0035] Specifically, a guide hole is opened on the top of the fixed plate 5, and the output shaft of the telescopic cylinder 6 passes through the guide hole. A plurality of reinforcing rods are fixedly installed on the side of two adjacent support plates 1 close to each other, and the plurality of reinforcing rods are arranged at equal intervals.

[0036] Working principle: Place the automobile longitudinal beam on the roller 4 on the workbench 2, and the inner groove of the automobile longitudinal beam is facing upward. The roller 4 facilitates the loading and unloading of the automobile longitudinal beam. By starting the telescopic cylinder 6, the telescopic cylinder 6 can drive the driving rod 16 and the pressure block 17 to move downward through the output shaft. The pressure block 17 can press the longitudinal beam so that the longitudinal beam will not move when welding the inner plate. By moving the pull plate 14 and the fixing pin 13, the fixing pin 13 can be engaged in or disengaged from the corresponding fixing groove 10, thereby achieving the purpose of fixing and releasing the mounting plate 7. By moving the mounting plate 7, the mounting plate 7 can drive the telescopic cylinder 6 and the pressure block 17 to move, thereby achieving the purpose of adjusting the distance between the two adjacent telescopic cylinders 6, and can be used for pressing at different positions of automobile longitudinal beams of different lengths, thereby increasing the stability of the automobile longitudinal beam installation. By rotating the fixing bolt 21, the fixing bolt 21 can be screwed into or out of the bolt groove 19, thereby achieving the purpose of fixing and releasing the fixing sleeve 18, and the pressure block 17 can be disassembled and replaced.

[0037] The above describes in detail the welding tool for the inner panel of an automobile longitudinal beam provided by the present invention. This article uses specific embodiments to illustrate the principles and implementation methods of the present invention. The description of the above embodiments is intended only to facilitate understanding of the method and core concept of the present invention. It should be noted that those skilled in the art may make various improvements and modifications to the present invention without departing from the principles of the present invention, and such improvements and modifications also fall within the scope of protection of the claims of the present invention.

Claims

1. A welding tool for the inner plate of a longitudinal beam of an automobile, characterized in that: It comprises a plurality of support plates (1), a same workbench (2) is fixedly mounted on the plurality of support plates (1), a plurality of U-shaped plates (3) are fixedly mounted on the top of the support plates (1), and a roller (4) for loading and unloading automobile longitudinal beams is rotatably mounted in the U-shaped plates (3); A fixing plate (5) is fixedly installed between two adjacent support plates (1), a mounting plate (7) is slidably mounted on the fixing plate (5), a telescopic cylinder (6) is fixedly installed on the mounting plate (7), an output shaft of the telescopic cylinder (6) passes through the fixing plate (5) and is fixedly mounted with a driving rod (16), and a pressure block (17) is mounted on the bottom end of the driving rod (16) via a detachable structure.

2. The automobile longitudinal beam inner plate welding tool according to claim 1, characterized in that: A guide mechanism is provided between the mounting plate (7) and the sliding plate, and an inserting mechanism is provided between the mounting plate (7) and the sliding plate.

3. The automobile longitudinal beam inner plate welding tool according to claim 2, characterized in that: The guide mechanism comprises a T-shaped slot (8) and a T-shaped seat (9), wherein the T-shaped slot (8) is opened on the top of the fixed plate (5), the T-shaped seat (9) is fixedly installed on the bottom of the mounting plate (7), and the T-shaped seat (9) is slidably connected to the corresponding T-shaped slot (8).

4. The automobile longitudinal beam inner plate welding tool according to claim 2, characterized in that: The plug-in mechanism comprises a fixed slot (10), a movable slot (11) and a fixed pin (13); a plurality of fixed slots (10) are provided on the top of the fixed plate (5); a movable slot (11) is provided on the bottom of the mounting plate (7); a fixed pin (13) is provided in the movable slot (11); and the fixed pin (13) is adapted to the corresponding fixed slot (10).

5. The automobile longitudinal beam inner plate welding tool according to claim 4, characterized in that: The top end of the fixing pin (13) extends to the top of the mounting plate (7) and is fixedly mounted with a pull plate (14); a movable plate (12) is slidably mounted in the movable groove (11), and the fixing pin (13) is fixedly connected to the movable plate (12).

6. The automobile longitudinal beam inner plate welding tool according to claim 5, characterized in that: A compression spring (15) is fixedly mounted on the top of the movable plate (12), and the top end of the compression spring (15) is fixedly mounted on the top inner wall of the movable groove (11).

7. The automobile longitudinal beam inner plate welding tool according to claim 1, characterized in that: A fixing sleeve (18) is fixedly mounted on the top of the pressing block (17), and the bottom end of the driving rod (16) is inserted into the fixing sleeve (18). The fixing sleeve (18) is provided with a locking mechanism adapted to the driving rod (16).

8. The automobile longitudinal beam inner plate welding tool according to claim 7, characterized in that: The locking mechanism comprises a bolt groove (19), a bolt hole (20) and a fixing bolt (21), wherein the bolt groove (19) is provided on both sides of the driving rod (16), and bolt holes (20) are provided on the inner walls of both sides of the fixing sleeve (18), and the fixing bolts (21) are threadedly installed in the inner threads of the bolt holes (20), and the fixing bolts (21) are threadedly installed in the corresponding bolt grooves (19).

9. The automobile longitudinal beam inner plate welding tool according to claim 1, characterized in that: A guide hole is provided on the top of the fixing plate (5), and the output shaft of the telescopic cylinder (6) passes through the guide hole.

10. The automobile longitudinal beam inner plate welding tool according to claim 1, characterized in that: A plurality of reinforcing rods are fixedly mounted on one side of two adjacent support plates (1) close to each other, and the plurality of reinforcing rods are arranged at equal intervals.

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