Clamping machine for automobile welding

Abstract

The utility model discloses a clamping machine for automobile welding, which comprises a bedplate, a bottom table is arranged in the middle of the bottom end of the bedplate, supports are arranged at two ends of two sides of the top of the bedplate, a connecting plate is arranged at the tops of the supports, an air cylinder is movably hinged to one side of the connecting plate, a clamping arm is movably hinged to the top end of the air cylinder, and the clamping arm is movably hinged to the bottom end of the bedplate. And a hinge arm is movably hinged to one side of the top of the connecting plate. The movable positioning assembly is arranged between the bottom of the support and the table plate, the support can be driven to move left and right at the top of the table plate to be adjusted and positioned after an elastic screw sleeve is unscrewed during use, and a stable sliding block moves in a reserved groove along with the support when the support is moved, so that the purpose of limiting and stabilizing the support is achieved; and after the position of the positioning support is moved, the elastic screw sleeve sleeved outside the connecting screw rod is tightened to stabilize the support, so that the effect of adaptively adjusting the position of the clamping mechanism according to the shape and the size of a part to be welded conveniently and quickly is realized, and the operability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile welding, in particular to a clamping machine for automobile welding. Background Technique

[0002] The automotive body-in-white is an important part of a vehicle. In order to endow the body with good strength and stability, various welding processes are required. During the welding process of the automotive body-in-white, a clamping machine is needed to clamp and stabilize the parts to be welded to ensure the welding quality.

[0003] For example, a clamping machine for automobile welding disclosed in the utility model with the authorization announcement number CN216829383U includes a base, a pillar, a fixing device, a first clamping device, a first limiting block, a second clamping device and a second limiting block. The base is provided with screw holes distributed in a side-by-side and symmetrical manner. The middle part of the base is connected to the pillar through penetration, and the top of the pillar is connected to the fixing device through penetration. The left side of the fixing device is connected to the first clamping device by bolts, and the first limiting block is arranged on the left side of the first clamping device. Through the arrangement of the first bolt and the second bolt, the clamping machine can prevent the loosening of its parts during use, greatly improving the working efficiency. Through the arrangement of the pillar, the fixing device, the first clamping device and the second clamping device, the overall structure is simple, solving the problems that the current clamping machine has a complex structure, which is not only unfavorable for the staff to overhaul it, but also greatly increases the assembly difficulty. However, during the application of this technical solution, the clamping position is fixed, and the structural shapes of various automotive components are different, there is a technical problem that the clamping position cannot be adjusted adaptively according to the structural shape of the automotive components to be welded, so as to improve the applicability and economy of the clamping machine. Content of the Utility Model

[0004] In order to overcome the deficiencies of the prior art, the utility model provides a clamping machine for automobile welding, which can solve the technical problem that the clamping position is fixed, and the structural shapes of various automotive components are different, and the clamping position cannot be adjusted adaptively according to the structural shape of the automotive components to be welded, so as to improve the applicability and economy of the clamping machine.

[0005] To solve the above technical problems, the present utility model provides the following technical solution: A clamping machine for automobile welding, comprising a table board, wherein a bottom table is arranged at the middle position of the bottom end of the table board, supports are arranged at both ends of both sides of the top of the table board, a connecting plate is arranged at the top of the support, a cylinder is movably hinged to one side of the connecting plate, a clamping arm is movably hinged to the top end of the cylinder, a hinge arm is movably hinged to one side of the top of the connecting plate, a positioning seat is arranged at the other side of the top of the connecting plate, a chuck is arranged at one side of the bottom of the clamping arm, reserved grooves are arranged at both ends of both sides inside the table board, a stabilizing slider is arranged at the bottom of the support, a connecting screw is arranged at the bottom end of the stabilizing slider, the bottom end of the connecting screw penetrates inside the reserved groove, a tightening sleeve is arranged outside the connecting screw at the bottom of the table board, and a disassembly, installation and replacement assembly is arranged between the top of the chuck and one side outside the clamping arm.

[0006] As a preferred technical solution of the present utility model, the reserved grooves are symmetrically arranged on both sides inside the table board, and the reserved grooves on both sides inside the table board are parallel to each other.

[0007] As a preferred technical solution of the present utility model, the stabilizing slider is embedded inside the reserved groove, and the stabilizing slider can slide inside the reserved groove.

[0008] As a preferred technical solution of the present utility model, the top of the hinge arm is movably hinged to the other side outside the clamping arm, and the positioning seat and the chuck are in an "L" shape.

[0009] As a preferred technical solution of the present utility model, the disassembly, installation and replacement assembly comprises an installation sleeve, the installation sleeve is arranged at the top of the chuck, a positioning hole is arranged at the middle position of one end inside the installation sleeve, a fastening bolt penetrates through the inside of the positioning hole, and a fixing screw hole is arranged at one side inside the clamping arm.

[0010] As a preferred technical solution of the present utility model, the installation sleeve is sleeved on one side outside the clamping arm, and one end of the fastening bolt is inserted into the inside of the fixing screw hole.

[0011] Compared with the prior art, the beneficial effects that the present utility model can achieve are:

[0012] 1. By arranging a moving and positioning component between the bottom of the support and the table board, when in use, after loosening the tightening sleeve, the support can be driven to move left and right on the top of the table board to adjust the position. When moving the support, the stabilizing slider moves inside the reserved groove accordingly to achieve the purpose of limiting and stabilizing the support. After moving and positioning the position of the support, tightening the tightening sleeve sleeved outside the connecting screw can fix the support firmly, thereby realizing the effect of conveniently and quickly adjusting the position of the clamping mechanism according to the shape and size of the welding component to be needed, and the operability is strong;

[0013] 2. By providing a disassembly, replacement and installation component between the top of the chuck and one side outside the clamping arm, during use, the installation sleeve is sleeved on one side outside the clamping arm, and the positioning hole is aligned with the fixing screw hole. Then, the fastening bolt passes through the positioning hole and is inserted into the fixing screw hole and tightened, so as to achieve the purpose of installing the chuck on one side of the bottom of the clamping arm. And by loosening and removing the fastening bolt, the installation sleeve can be disassembled to replace the chuck, avoiding excessive wear of the chuck after long-term use and affecting the clamping effect, with strong feasibility. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a three-dimensional structural schematic diagram of the present utility model;

[0015] Figure 2 is a bottom three-dimensional structural schematic diagram of the present utility model;

[0016] Figure 3 is a side view structural schematic diagram of the present utility model;

[0017] Figure 4 is a side view partial sectional structural schematic diagram of the installation sleeve of the present utility model.

[0018] Wherein: 1. Table board; 2. Support; 3. Bottom table; 4. Connecting plate; 5. Cylinder; 6. Clamping arm; 7. Hinge arm; 8. Installation sleeve; 9. Positioning seat; 10. Chuck; 11. Reserved groove; 12. Connecting screw; 13. Tightening and loosening sleeve; 14. Stable slider; 15. Fixing screw hole; 16. Positioning hole; 17. Fastening bolt. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] In order to make the technical means, creative features, achieved purposes and functions of the present utility model easy to understand, the present utility model will be further described below in conjunction with specific embodiments. However, the following embodiments are only the preferred embodiments of the present utility model and not all. Based on the embodiments in the embodiments, other embodiments obtained by those skilled in the art without creative work all belong to the protection scope of the present utility model. The experimental methods in the following embodiments are all conventional methods unless otherwise specified. The materials, reagents, etc. used in the following embodiments can all be obtained from commercial channels unless otherwise specified.

[0020] Embodiment

[0021] Please refer to Figures 1-4As shown in the figure, the utility model provides a clamping machine for automobile welding, which includes a table board 1. At the middle position of the bottom end of the table board 1, a bottom platform 3 is provided. At both ends of the two sides of the top of the table board 1, supports 2 are provided. At the top of the supports 2, connecting plates 4 are provided. On one side of the connecting plate 4, a cylinder 5 is movably hinged. At the top end of the cylinder 5, a clamping arm 6 is movably hinged. On one side of the top of the connecting plate 4, a hinged arm 7 is movably hinged. The top of the hinged arm 7 and the other side outside the clamping arm 6 are movably hinged. On the other side of the top of the connecting plate 4, an "L"-shaped positioning seat 9 is provided. On one side of the bottom of the clamping arm 6, an "L"-shaped chuck 10 is provided. When clamping an automobile component, first place the automobile component on the positioning seat 9, and then start the cylinder 5 to lift one end of the clamping arm 6, thereby lowering the other end of the clamping arm 6, that is, driving the descending chuck 10 to clamp and stabilize the automobile component to be welded;

[0022] As a further implementation manner of this embodiment, as Figure 1 , Figure 2 and Figure 3 shown, at both ends of the two sides inside the table board 1, reserved grooves 11 are provided. The reserved grooves 11 are symmetrically arranged on the two sides inside the table board 1. The reserved grooves 11 are parallel to each other on the two sides inside the table board 1. At the bottom of the support 2, a stable slider 14 is provided. The stable slider 14 is inserted into the inside of the reserved groove 11, and the stable slider 14 can slide in the reserved groove 11. When moving and positioning the support 2, the stable slider 14 moves in the reserved groove 11 accordingly, so as to achieve the purpose of limiting and stabilizing the support 2. At the bottom end of the stable slider 14, a connecting screw 12 is provided. The bottom end of the connecting screw 12 penetrates through the inside of the reserved groove 11. An adjusting screw sleeve 13 is provided outside the connecting screw 12 at the bottom of the table board 1. After moving and positioning the support 2, tightening the adjusting screw sleeve 13 sleeved on the connecting screw 12 can fix the support 2, thereby achieving the effect of conveniently and quickly adjusting the position of the clamping mechanism according to the shape and size of the component to be welded;

[0023] During use, after loosening the adjusting screw sleeve 13, the support 2 can be driven to move left and right on the top of the table board 1 to adjust and position to a position spacing suitable for the structural shape of the automobile component. When moving the support 2, the stable slider 14 moves in the reserved groove 11 accordingly to limit and stabilize the support 2. After moving and positioning the support 2, tightening the adjusting screw sleeve 13 sleeved on the connecting screw 12 can fix the support 2;

[0024] As a further implementation manner of this embodiment, as Figures 1-4As shown in the figure, a disassembly and replacement component is provided between the top of the chuck 10 and one side outside the clamping arm 6. The disassembly and replacement component includes a mounting sleeve 8. The mounting sleeve 8 is arranged at the top of the chuck 10. The mounting sleeve 8 is sleeved on one side outside the clamping arm 6. A positioning hole 16 is arranged at the middle position of one end inside the mounting sleeve 8. A fastening bolt 17 penetrates through the positioning hole 16. A fixing screw hole 15 is arranged on one side inside the clamping arm 6. One end of the fastening bolt 17 is inserted into the fixing screw hole 15, so as to fix the mounting sleeve 8 on one side outside the clamping arm 6, and the purpose of installing the chuck 10 on one side of the bottom of the clamping arm 6 can be achieved. By loosening and removing the fastening bolt 17, the mounting sleeve 8 can be disassembled to replace the chuck 10, avoiding excessive wear of the chuck 10 after long-term use and affecting the clamping effect, and it has strong feasibility;

[0025] During use, the mounting sleeve 8 is sleeved on one side outside the clamping arm 6, and the positioning hole 16 is aligned with the fixing screw hole 15. Then, the fastening bolt 17 is passed through the positioning hole 16 and inserted into the fixing screw hole 15 and tightened, so that the chuck 10 can be installed on one side of the bottom of the clamping arm 6. By loosening and removing the fastening bolt 17, the mounting sleeve 8 can be disassembled to replace the chuck 10 that has been excessively worn after long-term use;

[0026] Specific working principle:

[0027] When using the clamping machine, after loosening the tightening and loosening sleeve 13, then drive the support 2 to move left and right on the top of the platen 1 to adjust and position to a position spacing suitable for the structural shape of the automotive component. When moving the support 2, the stabilizing slider 14 moves inside the reserved groove 11 accordingly to limit and stabilize the support 2. After moving and positioning the support 2, tighten the tightening and loosening sleeve 13 sleeved outside the connecting screw 12 to stabilize the support 2. Then, the mounting sleeve 8 is sleeved on one side outside the clamping arm 6, and the positioning hole 16 is aligned with the fixing screw hole 15. Then, the fastening bolt 17 is passed through the positioning hole 16 and inserted into the fixing screw hole 15 and tightened, so that the chuck 10 can be installed on one side of the bottom of the clamping arm 6. Then, the automotive component is placed on the positioning seat 9. Then, start the cylinder 5 to lift one end of the clamping arm 6, thereby lowering the other end of the clamping arm 6, that is, driving the lowering chuck 10 to clamp and stabilize the automotive component to be welded.

[0028] The above shows and describes the basic principle, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above embodiments. The above embodiments and the descriptions in the specification are only preferred examples of the present invention and are not used to limit the present invention. Without departing from the spirit and scope of the present invention, the present invention will have various changes and improvements, and these changes and improvements all fall within the scope of the present invention claimed. The scope of protection required by the present invention is defined by the appended claims and their equivalents.

Claims

1. A clamping machine for automobile welding, comprising a platen (1), characterized in that: A bottom platform (3) is provided at the middle position of the bottom end of the platform (1), supports (2) are provided at both ends of the top of the platform (1), a connecting plate (4) is provided at the top of the support (2), one side of the connecting plate (4) is movably hinged with a cylinder (5), the top of the cylinder (5) is movably hinged with a clamping arm (6), one side of the top of the connecting plate (4) is movably hinged with an articulated arm (7), the other side of the top of the connecting plate (4) is provided with a positioning seat (9), and one side of the bottom of the clamping arm (6) is provided with A chuck (10) is arranged, reserved grooves (11) are arranged at both ends of the inside of the platform (1), a stabilizing slider (14) is arranged at the bottom of the support (2), a connecting screw (12) is arranged at the bottom end of the stabilizing slider (14), the bottom end of the connecting screw (12) passes through the inside of the reserved groove (11), a loosening screw sleeve (13) is arranged outside the connecting screw (12) at the bottom of the platform (1), and a disassembly and replacement component is arranged between the top of the chuck (10) and one side of the outside of the clamp arm (6).

2. The automobile welding clamping machine according to claim 1, characterized in that: The reserved grooves (11) are symmetrically arranged on both sides inside the platform (1), and the reserved grooves (11) are parallel to each other on both sides inside the platform (1).

3. The clamping machine for automobile welding according to claim 1, characterized in that: The stabilizing slide block (14) is embedded in the interior of the reserved groove (11), and the stabilizing slide block (14) can slide in the reserved groove (11).

4. The clamping machine for automobile welding according to claim 1, characterized in that: The top of the articulated arm (7) is movably hinged to the other side of the outside of the clamp arm (6), and the positioning seat (9) and the clamp head (10) are in an "L" shape.

5. The clamping machine for automobile welding according to claim 1, characterized in that: The disassembly and replacement assembly comprises a mounting sleeve (8), wherein the mounting sleeve (8) is arranged on the top of the clamp (10), a positioning hole (16) is arranged at the middle position of one end inside the mounting sleeve (8), a fastening bolt (17) passes through the inside of the positioning hole (16), and a fixing screw hole (15) is arranged on one side inside the clamp arm (6).

6. The clamping machine for automobile welding according to claim 5, characterized in that: The installation sleeve (8) is sleeved on one side of the outside of the clamp arm (6), and one end of the fastening bolt (17) is inserted into the inside of the fixing screw hole (15).

Images