Truck cab step support welding clamp

Abstract

The utility model provides a truck cab step support welding clamp which comprises a welding plate, a first support assembly and a second support assembly are placed on the surface of the welding plate, and a rotating plate is fixedly installed on the bottom side of the welding plate through a supporting column. A mounting part of the mounting mechanism is fixedly mounted on the surface of the welding plate, and the mounting part is used for mounting and fixing a second support assembly; the clamping mechanism is installed on the top side of the right end of the welding plate, the clamping mechanism is used for clamping and fixing a first support assembly, the right end of the first support assembly is connected with a mounting base through a mounting bolt, and the mounting base is fixedly installed on the top side of the rotating plate; and the rotating mechanism is installed at the bottom of the rotating plate, and the rotating mechanism is used for rotating adjustment of the welding plate. Through cooperative fixation of the clamping mechanism, it is guaranteed that the first support assembly is stably fixed, and the welding quality between the first support assembly and the second support assembly is guaranteed.

Description

Technical Field

[0001] The utility model relates to a welding fixture for a truck cab step bracket. Background Art

[0002] A welding fixture is a fixture used to ensure the size of a welded part, improve the assembly accuracy and efficiency, and prevent welding deformation. A fixture refers to a device used in the mechanical manufacturing process to fix the processing object, make it occupy the correct position, and accept construction or inspection, also known as a jig. Generally speaking, any device used to quickly, conveniently, and safely install a workpiece in any process of the process can be called a fixture.

[0003] In the welding of a truck cab step bracket, when connecting two components of the step bracket, it is easy for the two components to shake, reducing the welding accuracy between the two components and affecting the overall welding quality of the step bracket. Content of the Utility Model

[0004] In order to solve the technical problem that in the welding of a truck cab step bracket, when connecting two components of the step bracket, it is easy for the two components to shake, reducing the welding accuracy between the two components and affecting the overall welding quality of the step bracket, the utility model provides a welding fixture for a truck cab step bracket.

[0005] The utility model solves the above technical problems through the following technical solutions:

[0006] The utility model provides a welding fixture for a truck cab step bracket, and the welding fixture for a truck cab step bracket includes:

[0007] A welding plate, on the surface of which a first bracket component and a second bracket component are placed, and a rotating plate is fixedly installed at the bottom side of the welding plate through a support column;

[0008] An installation mechanism, the installation part is fixedly installed on the surface of the welding plate, and the installation part is used for the installation and fixation of the second bracket component;

[0009] A clamping mechanism, the clamping mechanism is installed on the top side of the right end of the welding plate, and the clamping mechanism is used for clamping and fixing the first bracket component. The right end of the first bracket component is connected to a mounting seat through a mounting bolt, and the mounting seat is fixedly installed on the top side of the rotating plate;

[0010] A rotating mechanism, the rotating mechanism is installed at the bottom of the rotating plate, and the rotating mechanism is used for the rotation adjustment of the welding plate.

[0011] In this technical solution, the second support assembly is installed and fixed on the installation mechanism, and the first support assembly to be welded in cooperation with it is placed on the welding plate. The right end of the first support assembly is fixed by mounting bolts, and under the cooperation and fixation of the clamping mechanism, the first support assembly is ensured to be stably fixed, and the welding quality between the first support assembly and the second support assembly is ensured. During the welding process, the worker can perform rotational adjustment through the rotating mechanism, which is convenient for rotating and adjusting the welded step support, facilitating the worker to weld the step support at different angular positions, with convenient operation and facilitating the fixation of the welding plate after adjustment.

[0012] The installation mechanism includes a connecting cylinder, a mounting plate and connecting bolts. The mounting plate is clamped on the top side of the welding plate. A connecting cylinder is fixedly installed on the bottom side of the mounting plate. The connecting cylinder is connected to the end of the connecting bolt installed on the bottom side of the welding plate. The second support assembly is installed on the top side of the mounting plate.

[0013] In this technical solution, the mounting plate is clamped and connected to the top side surface of the welding plate. The connecting bolt is rotated, and the end of the connecting bolt penetrates through the bottom side of the welding plate and is threadedly connected to the bottom end of the connecting cylinder, ensuring the stable fixation of the mounting plate. By disassembling the connecting bolt, it is convenient to disassemble and replace the mounting plate.

[0014] The number of the support columns is four, and the four support columns are located at the four corner positions on the bottom side surface of the welding plate.

[0015] In this technical solution, the four support columns are symmetrically arranged on the bottom side of the welding plate, improving the stable fixation of the welding plate.

[0016] The clamping mechanism includes a clamp seat, a hydraulic cylinder, a clamping plate and a clamping strip. The clamp seat is fixedly installed on the top side surface of the welding plate. A hydraulic cylinder is fixedly installed on the side surface of the clamp seat. The output end of the hydraulic cylinder is fixedly installed with the clamping plate. A clamping groove is opened on the side surface of the clamping plate, and a clamping strip is fixedly installed on the inner wall of the clamping groove.

[0017] In this technical solution, after the first support assembly is placed in the clamping mechanism, by starting the hydraulic cylinder, the hydraulic cylinder pushes the fixedly connected clamping plate to move, and the clamping plate drives the clamping strip fixedly connected to the side surface to fit with the first support assembly, facilitating the fixation and clamping of the first support assembly and ensuring the welding quality of the first support assembly.

[0018] The number of the clamping plates is two, the two clamping plates are placed in parallel, and clamping grooves are opened on the opposite side surfaces of the two clamping plates. The clamping strips fixedly installed on the inner walls of the clamping grooves are in contact with the first support assembly.

[0019] The rotating mechanism includes a rotating shaft, a second gear, a first gear, a servo motor, a base, and support legs. The top end of the rotating shaft is fixedly installed on the bottom surface of the rotating plate. The bottom end of the rotating shaft is sleeved with a second gear. The bottom end of the rotating shaft penetrates through the surface of the base. A servo motor is installed on the bottom side of the base. The end of the output shaft of the servo motor is installed with a first gear that meshes with the second gear. Support legs are installed on the bottom side of the base.

[0020] In this technical solution, when the welding plate needs to be adjusted in angle, by starting the servo motor, the servo motor drives the first gear to drive the second gear to rotate. The second gear drives the rotating shaft sleeved in the inner cavity to rotate. The rotating shaft drives the rotating plate connected to the top end to rotate and adjust. The top side of the rotating plate is fixed to the welding plate through a support column, which facilitates the rotation adjustment of the welding plate and meets the usage requirements of the operator.

[0021] The bottom end of the rotating shaft slidably penetrates through the base. The contact surface between the rotating shaft and the base is rotationally fitted. The bottom end of the rotating shaft is sleeved with a limiting ring that fits with the base.

[0022] A plurality of fixing columns are annularly distributed on the top surface of the base. The top ends of the fixing columns are rotatably connected with rotating beads. The top ends of the rotating beads are in contact with the bottom surface of the welding plate.

[0023] In this technical solution, the fixing columns are arranged on the bottom side of the rotating plate. The top sides of the fixing columns are in contact with the bottom side of the rotating plate through the rotatably connected rotating beads, which facilitates the support and rotation of the rotating plate and meets the usage requirements of the operator.

[0024] A plurality of card slots are opened on the top surface of the base. The plurality of card slots are annularly distributed on the top side of the base.

[0025] An electric push rod is fixedly installed on the top surface of the rotating plate. The output end of the electric push rod is fixedly installed with a clamping block. The clamping block is snap-fitted with the card slot opened on the top side of the base.

[0026] In this technical solution, by starting the electric push rod, the electric push rod pushes the fixedly connected clamping block to move. The clamping block is snap-fitted with the corresponding card slot on the bottom side, improving the fixing stability after the rotation of the rotating plate.

[0027] On the basis of conforming to the common knowledge in the art, the above preferred conditions can be combined arbitrarily to obtain various preferred examples of the present invention.

[0028] The positive and progressive effects of the present invention are as follows:

[0029] The above-mentioned welding fixture for the step bracket of a truck cab installs the second bracket assembly on the installation mechanism for installation and fixation, places the first bracket assembly to be welded with it on the welding plate, and the right end of the first bracket assembly is fixed by the installation bolt. With the cooperation of the clamping mechanism, the first bracket assembly is fixed stably, ensuring the welding quality between the first bracket assembly and the second bracket assembly. During the welding process, the worker can adjust the rotation through the rotation mechanism, which is convenient for rotating and adjusting the welded step bracket, facilitating the worker to weld the step bracket at different angular positions. The operation is convenient, and it is also convenient to fix the welding plate after adjustment. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 FIG. 6 is a schematic perspective view of the welding fixture for the step bracket of the truck cab of the present invention;

[0031] Figure 2 FIG. 10 is a schematic front sectional view of the welding fixture for the step bracket of the truck cab of the present invention;

[0032] Figure 3 FIG. 14 is a schematic top view of the surface of the base of the welding fixture for the step bracket of the truck cab of the present invention.

[0033] DESCRIPTION OF THE REFERENCE NUMERALS

[0034] 1. Base; 2. Support leg; 3. Servo motor; 4. First gear; 5. Rotating shaft; 6. Limit ring; 7. Second gear; 8. Rotating plate; 9. Mounting seat; 10. Mounting bolt; 11. First bracket assembly; 12. Fixed column; 13. Rotating bead; 14. Electric push rod; 15. Fixed clamping block; 16. Card slot; 17. Support column; 18. Welding plate; 19. Connecting bolt; 20. Connecting cylinder; 21. Mounting plate; 22. Second bracket assembly; 23. Clamping seat; 24. Hydraulic cylinder; 25. Clamping plate; 2501. Clamping groove; 26. Clamping strip. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0035] The present invention will be further described below by way of examples, but the present invention is not limited to the scope of the described examples.

[0036] As Figures 1-3 shown, the welding fixture for the step bracket of the truck cab includes:

[0037] A welding plate 18, on the surface of which a first bracket assembly 11 and a second bracket assembly 22 are placed, and a rotating plate 8 is fixedly installed at the bottom side of the welding plate 18 through a support column 17;

[0038] An installation mechanism, which is fixedly installed on the surface of the welding plate 18 and is used for the installation and fixation of the second bracket assembly 22;

[0039] A clamping mechanism, the clamping mechanism is installed on the top side of the right end of the welding plate 18, and the clamping mechanism is used for clamping and fixing the first bracket assembly 11. The right end of the first bracket assembly 11 is connected to the mounting seat 9 through the mounting bolt 10, and the mounting seat 9 is fixedly installed on the top side of the rotating plate 8;

[0040] A rotating mechanism, the rotating mechanism is installed at the bottom of the rotating plate 8, and the rotating mechanism is used for rotating and adjusting the welding plate 18.

[0041] Install the second bracket assembly 22 on the mounting mechanism for installation and fixation. Place the first bracket assembly 11 to be welded in cooperation with it on the welding plate 18. The right end of the first bracket assembly 11 is fixed through the mounting bolt 10, and under the cooperation and fixation of the clamping mechanism, ensure the stable fixation of the first bracket assembly 11, ensure the welding quality between the first bracket assembly 11 and the second bracket assembly 22. During the welding process, the worker can perform rotation adjustment through the rotating mechanism, which is convenient for rotating and adjusting the welded step bracket, facilitating the worker to weld the step bracket at different angular positions, with convenient operation and facilitating the fixation of the adjusted welding plate 18.

[0042] The mounting mechanism includes a connecting cylinder 20, a mounting plate 21 and a connecting bolt 19. The mounting plate 21 is clamped on the top side of the welding plate 18. A connecting cylinder 20 is fixedly installed on the bottom side of the mounting plate 21. The connecting cylinder 20 is connected to the end of the connecting bolt 19 installed on the bottom side of the welding plate 18. The second bracket assembly 22 is installed on the top side of the mounting plate 21.

[0043] The mounting plate 21 is clamped and connected to the top side surface of the welding plate 18. Rotate the connecting bolt 19, and the end of the connecting bolt 19 penetrates through the bottom side of the welding plate 18 and is threadedly connected to the bottom end of the connecting cylinder 20 to ensure the stable fixation of the mounting plate 21. By disassembling the connecting bolt 19, it is convenient to disassemble and replace the mounting plate 21.

[0044] The number of the support columns 17 is four. The four support columns 17 are located at the four corner positions on the bottom side surface of the welding plate 18. The four support columns 17 are symmetrically arranged on the bottom side of the welding plate 18 to improve the stable fixation of the welding plate 18.

[0045] The clamping mechanism includes a clamping seat 23, a hydraulic cylinder 24, a clamping plate 25 and a clamping strip 26. The clamping seat 23 is fixedly installed on the top side surface of the welding plate 18. A hydraulic cylinder 24 is fixedly installed on the side surface of the clamping seat 23. The output end of the hydraulic cylinder 24 is fixedly installed with a clamping plate 25. A clamping groove 2501 is opened on the side surface of the clamping plate 25, and a clamping strip 26 is fixedly installed on the inner wall of the clamping groove 2501.

[0046] After the first bracket assembly 11 is placed in the clamping mechanism, by starting the hydraulic cylinder 24, the hydraulic cylinder 24 pushes the fixedly connected clamping plate 25 to move. The clamping plate 25 drives the clamping strip 26 fixedly connected to the side surface to fit with the first bracket assembly 11, facilitating the fixed clamping of the first bracket assembly 11 and ensuring the welding quality of the first bracket assembly 11.

[0047] The number of the clamping plates 25 is two. The two clamping plates 25 are placed in parallel. Clamping grooves 2501 are formed on the opposite side surfaces of the two clamping plates 25. The clamping strips 26 fixedly installed on the inner walls of the clamping grooves 2501 are in fit with the first bracket assembly 11.

[0048] The rotating mechanism includes a rotating shaft 5, a second gear 7, a first gear 4, a servo motor 3, a base 1 and a support leg 2. The top end of the rotating shaft 5 is fixedly installed on the bottom side surface of the rotating plate 8. The bottom end of the rotating shaft 5 is sleeved with the second gear 7. The bottom end of the rotating shaft 5 penetrates through the surface of the base 1. The servo motor 3 is installed on the bottom side of the base 1. The end of the output shaft of the servo motor 3 is installed with the first gear 4 meshed with the second gear 7. The support leg 2 is installed on the bottom side of the base 1. When the welding plate 18 needs to be angle-adjusted, by starting the servo motor 3, the servo motor 3 drives the first gear 4 to drive the second gear 7 to rotate. The second gear 7 drives the rotating shaft 5 sleeved in the inner cavity to rotate. The rotating shaft 5 drives the rotating plate 8 connected to the top end to rotate and adjust. The top side of the rotating plate 8 is fixed to the welding plate 18 through a support column 17, facilitating the rotation adjustment of the welding plate 18 and meeting the use requirements of workers.

[0049] The bottom end of the rotating shaft 5 slidably penetrates through the base 1. The contact surface between the rotating shaft 5 and the base 1 is rotationally fitted. The bottom end of the rotating shaft 5 is sleeved with a limiting ring 6 in fit with the base 1.

[0050] A plurality of fixing columns 12 are annularly distributed on the top side surface of the base 1. The top ends of the fixing columns 12 are rotatably connected with rotating beads 13. The top ends of the rotating beads 13 are in fit with the bottom side surface of the welding plate 18. The fixing columns 12 are arranged on the bottom side of the rotating plate 8. The top sides of the fixing columns 12 are in fit with the bottom side of the rotating plate 8 through the rotationally connected rotating beads 13, facilitating the support and rotation of the rotating plate 8 and meeting the use requirements of workers.

[0051] A plurality of card slots 16 are formed on the top side surface of the base 1. The plurality of card slots 16 are annularly distributed on the top side of the base 1.

[0052] An electric push rod 14 is fixedly installed on the top side surface of the rotating plate 8. A clamping block is fixedly installed at the output end of the electric push rod 14. The clamping block is in clamping connection with the card slot 16 formed on the top side of the base 1. By starting the electric push rod 14, the electric push rod 14 pushes the fixedly connected clamping block to move. The clamping block is clamped with the corresponding card slot 16 at the bottom side, improving the fixing stability after the rotation of the rotating plate 8.

[0053] The present utility model is not limited to the above-described embodiments. No matter what changes are made in its shape or structure, they all fall within the protection scope of the present utility model. The protection scope of the present utility model is defined by the appended claims. Those skilled in the art can make various changes or modifications to these embodiments without departing from the principle and essence of the present utility model, but these changes and modifications all fall within the protection scope of the present utility model.

Claims

1. A welding fixture for a truck cab step bracket, characterized in that: The truck cab step bracket welding fixture comprises: A welding plate (18), a first bracket assembly (11) and a second bracket assembly (22) being placed on the surface of the welding plate (18), and a rotating plate (8) being fixedly mounted on the bottom side of the welding plate (18) via a support column (17); A mounting mechanism, wherein a mounting piece is fixedly mounted on the surface of the welding plate (18), and the mounting piece is used for mounting and fixing the second bracket assembly (22); A clamping mechanism, the clamping mechanism being mounted on the top side of the right end of the welding plate (18), the clamping mechanism being used to clamp and fix the first bracket assembly (11), the right end of the first bracket assembly (11) being connected to the mounting seat (9) via a mounting bolt (10), and the mounting seat (9) being fixedly mounted on the top side of the rotating plate (8); A rotating mechanism is installed at the bottom of the rotating plate (8), and is used for rotational adjustment of the welding plate (18).

2. The welding fixture for the truck cab step bracket according to claim 1, characterized in that: The mounting mechanism comprises a connecting tube (20), a mounting plate (21) and a connecting bolt (19); the mounting plate (21) is engaged with the top side of the welding plate (18); the connecting tube (20) is fixedly mounted on the bottom side of the mounting plate (21); the connecting tube (20) is connected to the end of the connecting bolt (19) mounted on the bottom side of the welding plate (18); and a second bracket assembly (22) is mounted on the top side of the mounting plate (21).

3. The welding fixture for the truck cab step bracket according to claim 2, characterized in that: The number of the support columns (17) is four, and the four support columns (17) are located at four corners of the bottom surface of the welding plate (18).

4. The welding fixture for the truck cab step bracket according to claim 1, characterized in that: The clamping mechanism comprises a clamping seat (23), a hydraulic cylinder (24), a clamping plate (25) and a clamping strip (26); the clamping seat (23) is fixedly mounted on the top side surface of the welding plate (18); the hydraulic cylinder (24) is fixedly mounted on the side surface of the clamping seat (23); the clamping plate (25) is fixedly mounted on the output end of the hydraulic cylinder (24); a clamping groove (2501) is formed on the side surface of the clamping plate (2501); and the clamping strip (26) is fixedly mounted on the inner wall of the clamping groove (2501).

5. The welding fixture for the truck cab step bracket according to claim 4, characterized in that: There are two clamping plates (25), which are placed in parallel. Clamping grooves (2501) are provided on two opposite sides of the two clamping plates (25), and clamping strips (26) fixedly mounted on the inner walls of the clamping grooves (2501) fit the first bracket assembly (11).

6. The welding fixture for the truck cab step bracket according to claim 1, characterized in that: The rotating mechanism comprises a rotating shaft (5), a second gear (7), a first gear (4), a servo motor (3), a base (1) and a supporting leg (2); the top end of the rotating shaft (5) is fixedly mounted on the bottom surface of the rotating plate (8); the bottom end of the rotating shaft (5) is sleeved with the second gear (7); the bottom end of the rotating shaft (5) passes through the surface of the base (1); the bottom side of the base (1) is mounted with the servo motor (3); the end of the output shaft of the servo motor (3) is mounted with the first gear (4) meshing with the second gear (7); and the bottom side of the base (1) is mounted with the supporting leg (2).

7. The welding fixture for the truck cab step bracket according to claim 6, characterized in that: The bottom end of the rotating shaft (5) slides through the base (1), the rotating shaft (5) and the contact surface of the base (1) are rotationally fitted, and the bottom end of the rotating shaft (5) is sleeved with a limiting ring (6) fitted with the base (1).

8. The welding fixture for the truck cab step bracket according to claim 6, characterized in that: A plurality of fixing columns (12) are distributed in an annular pattern on the top surface of the base (1), and a rotating bead (13) is rotatably connected to the top of the fixing column (12), and the top of the rotating bead (13) is in contact with the bottom surface of the welding plate (18).

9. The welding fixture for the truck cab step bracket according to claim 6, characterized in that: A plurality of slots (16) are provided on the top surface of the base (1), and the plurality of slots (16) are distributed in a ring shape on the top surface of the base (1).

10. The welding fixture for the truck cab step bracket according to claim 1, characterized in that: An electric push rod (14) is fixedly mounted on the top surface of the rotating plate (8), and a clamping block is fixedly mounted on the output end of the electric push rod (14), wherein the clamping block is engaged and connected with a clamping slot (16) provided on the top side of the base (1).

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