White vehicle body welding positioning clamp

Abstract

The utility model discloses a body-in-white welding and positioning clamp which comprises a fixed pedestal, fixing clamps are fixedly arranged on the two sides of the fixed pedestal, and the fixing clamps can move in an adjustable mode to clamp and fix a vehicle body; the absorption unit is used for recovering smoke dust, is fixedly arranged on the side edge of the fixed pedestal, and can be used for absorbing the welding smoke dust; the air blowing unit is used for assisting smoke flowing; a vehicle body needing to be welded can be conveniently clamped and fixed through the fixing clamp, meanwhile, the vehicle body welding device is provided with the absorption unit, smoke dust generated during welding can be absorbed through the absorption unit, and therefore the problem that people are harmed by the smoke dust and harmful gas is avoided, and meanwhile the vehicle body welding device is provided with the blowing unit, so that the vehicle body welding device is more convenient to use. Flue gas can be assisted to flow through the air blowing unit, so that the flue gas can be effectively gathered and recycled, and the pollution phenomenon caused by scattered flowing of the flue gas is avoided.

Description

Technical Field

[0001] The present application relates to the technical field of positioning fixtures, in particular to positioning fixtures for body-in-white welding. Background Art

[0002] Body in White (BIW) refers to the body that has been welded but not yet painted. It can also be understood as the assembly of body structure parts and covering parts. It includes parts such as the roof cover, fenders, engine cover, trunk lid and doors, but does not include accessories and decorative parts. In the body manufacturing process, the body in white is an important stage. It means that the body structure parts and covering parts have been welded but not yet painted. When welding the body, the corresponding fixing fixtures are required.

[0003] The existing patent document "CN215546369U A Automobile Body Welding Fixture" discloses a welding fixture. Although this welding fixture can fix the body, when the body is fixed and welded, the smoke generated by welding is easy to escape, and the scattered smoke is easy to pollute the surrounding environment;

[0004] That is, the prior art has the following technical problem: when the common welding fixture is used to fix and weld the car body, the smoke and dust generated are easy to escape. Therefore, a white body welding positioning fixture is proposed to solve the above problem. Summary of the invention

[0005] In this embodiment, a body-in-white welding positioning fixture is provided to solve the problem that smoke and dust generated by ordinary welding fixtures in the prior art are prone to escape when fixing and welding the body.

[0006] According to one aspect of the present application, a body-in-white welding positioning fixture is provided, and the body-in-white welding positioning fixture comprises:

[0007] A fixed pedestal, with fixing clamps fixedly arranged on both sides of the fixed pedestal, and the fixing clamps can be adjusted and moved to clamp and fix the vehicle body;

[0008] An absorption unit for fume recovery, wherein the absorption unit is fixedly arranged on the side of the fixed base, and the absorption unit can absorb welding fume;

[0009] A blowing unit is used to assist the flow of smoke. The blowing unit is arranged inside a fixed base and can be moved to assist the flow of welding smoke.

[0010] Furthermore, the fixing fixture includes a fixed slide rail, a movable seat, a rectangular support column, a lifting slider, a movable plate and an electric clamp. Two fixed slide rails are provided, and the two fixed slide rails are respectively fixedly arranged on both sides of the upper surface of the fixed base.

[0011] Furthermore, a movable seat is slidably provided at both of the two fixed slide rails, an electric cylinder is fixedly installed inside the fixed slide rail, and one end of the electric cylinder is fixedly connected to the movable seat.

[0012] Furthermore, the rectangular support column is fixedly arranged on the upper surface of the movable seat, an inner cavity is arranged inside the rectangular support column, a lifting slider is slidably arranged in the inner cavity of the rectangular support column, a movable plate is slidably connected to the side wall of the rectangular support column, the lifting slider and the movable plate are fixedly connected, a connecting cylinder is fixedly arranged on the side wall of the movable plate, and an electric clamp is fixedly installed at one end of the connecting cylinder.

[0013] Furthermore, a threaded rod is rotatably connected between the upper and lower walls of the inner cavity of the rectangular support column, the threaded rod passes through the lifting slider and is threadedly engaged with the lifting slider, a servo motor is fixedly installed at the top of the rectangular support column, and the end of the output shaft of the servo motor is fixedly connected to one end of the threaded rod.

[0014] Furthermore, the absorption unit includes a lateral support, an air collecting hood, a fan, an input pipe and a fixed sleeve. The lateral support is fixedly arranged at a side position of the fixed base, and the top end of the lateral support is fixedly connected to the air collecting hood.

[0015] Furthermore, the input end of the fan is fixedly connected to one end of an input pipe, and the other end of the input pipe extends into the inner cavity of the wind collecting hood and is fixedly connected to the wind collecting hood.

[0016] Furthermore, a fixed sleeve is fixedly connected to the input pipeline, and a filter screen is fixedly arranged in the inner cavity of the fixed sleeve.

[0017] Furthermore, the blowing unit includes an air hole, a movable shell, an output hole, an electric push rod and an output pipe. An inner cavity is provided inside the fixed base, and an air hole is provided on the upper wall of the inner cavity of the fixed base. There are several air holes, and the several air holes are equidistantly arranged on the upper wall of the inner cavity of the fixed base.

[0018] Furthermore, a movable shell is slidably arranged in the inner cavity of the fixed base, an output hole is arranged on the upper wall of the inner cavity of the movable shell, an electric push rod is fixedly arranged in the inner cavity of the fixed base, one end of the electric push rod is fixedly connected to the side wall of the movable shell, one end of an output pipe is fixedly connected to the inner cavity of the movable shell, and the other end of the output pipe is fixedly connected to the output end of the fan.

[0019] Through the above-mentioned embodiments of the present application, the car body that needs to be welded can be clamped and fixed more conveniently by a fixing fixture. At the same time, the present application also has an absorption unit, through which the smoke generated during welding can be absorbed and processed, thereby avoiding the problem of smoke and harmful gases endangering people. At the same time, it has a blowing unit, through which the smoke can be assisted to flow, so that the smoke can be effectively gathered and recovered, avoiding the pollution caused by the scattered flow of smoke. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0021] Figure 1 This is a schematic diagram of a three-dimensional structure of an embodiment of the present application;

[0022] Figure 2 This is a schematic diagram of the overall structure of a fixing fixture according to an embodiment of the present application;

[0023] Figure 3 This is a schematic diagram of the internal structure of a rectangular support column according to an embodiment of the present application;

[0024] Figure 4 This is a schematic diagram of the internal structure of a fixed sleeve according to an embodiment of the present application;

[0025] Figure 5 A schematic cross-sectional view of a fixed base according to an embodiment of the present application.

[0026] In the figure: 1. Fixed base; 2. Fixed fixture; 3. Lateral bracket; 4. Wind collecting hood; 5. Fixed slide rail; 6. Moving seat; 7. Rectangular support column; 8. Lifting slider; 9. Moving plate; 10. Threaded rod; 11. Servo motor; 12. Connecting cylinder; 13. Electric clamp; 14. Fan; 15. Output pipe; 16. Input pipe; 17. Fixed sleeve; 18. Filter screen; 19. Wind hole; 20. Moving shell; 21. Output hole; 22. Electric push rod. DETAILED DESCRIPTION

[0027] In order to enable those skilled in the art to better understand the solution of the present application, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the present application.

[0028] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequential order. It should be understood that the data used in this way can be interchanged where appropriate, so that the embodiments of the present application described here. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, for example, a process, method, system, product or device comprising a series of steps or units is not necessarily limited to those steps or units clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0029] In the present application, the terms "upper", "lower", "left", "right", "front", "back", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings. These terms are mainly used to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to have a specific orientation, or to be constructed and operated in a specific orientation.

[0030] In addition, some of the above terms may be used to express other meanings in addition to indicating orientation or positional relationship. For example, the term "on" may also be used to express a certain dependency or connection relationship in some cases. For those of ordinary skill in the art, the specific meanings of these terms in this application can be understood according to specific circumstances.

[0031] In addition, the terms "installed", "set", "provided with", "connected", "connected", and "socketed" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection, or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be an internal connection between two devices, elements, or components. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0032] See also Figure 1-5 As shown, the body-in-white welding positioning fixture comprises:

[0033] A fixed pedestal 1, with fixing fixtures 2 fixedly arranged on both sides of the fixed pedestal 1, and the fixing fixtures 2 can be adjusted and moved to clamp and fix the vehicle body;

[0034] An absorption unit for fume recovery, the absorption unit is fixedly arranged on the side of the fixed base 1, and the absorption unit can absorb welding fume;

[0035] A blowing unit for assisting the flow of smoke is provided inside the fixed base 1 and can be moved to assist the flow of welding smoke.

[0036] Through the above technical scheme, the car body that needs to be welded can be clamped and fixed more conveniently by the fixing clamp 2. At the same time, the present application also has an absorption unit, through which the smoke generated during welding can be absorbed and processed, thereby avoiding the problem of smoke and harmful gases endangering people. At the same time, it has a blowing unit, through which the smoke can be assisted to flow, so that the smoke can be effectively gathered and recovered, avoiding the pollution caused by the scattered flow of smoke.

[0037] The fixing fixture 2 includes a fixed slide rail 5, a movable seat 6, a rectangular support column 7, a lifting slider 8, a movable plate 9 and an electric clamp 13. Two fixed slide rails 5 are provided, and the two fixed slide rails 5 are respectively fixedly provided on both sides of the upper surface of the fixed platform 1; the two fixed slide rails 5 are slidably provided with a movable seat 6, and an electric cylinder is fixedly installed inside the fixed slide rail 5, and one end of the electric cylinder is fixedly connected to the movable seat 6, and the movable seat 6 can be driven to move by the extension and contraction of the electric cylinder, thereby adjusting the position of the movable seat 6;

[0038] The rectangular support column 7 is fixedly arranged on the upper surface of the moving seat 6, and an inner cavity is arranged inside the rectangular support column 7, and a lifting slider 8 is slidably arranged in the inner cavity of the rectangular support column 7, and a moving plate 9 is slidably connected to the side wall of the rectangular support column 7, and the lifting slider 8 and the moving plate 9 are fixedly connected, and a connecting cylinder 12 is fixedly arranged on the side wall of the moving plate 9, and an electric clamp 13 is fixedly installed at one end of the connecting cylinder 12. Through the setting of the electric clamp 13, the white body can be clamped and fixed, so that the body can be fixed and welded.

[0039] A threaded rod 10 is rotatably connected between the upper and lower walls of the inner cavity of the rectangular support column 7. The threaded rod 10 passes through the lifting slider 8 and is threadedly matched with the lifting slider 8. A servo motor 11 is fixedly installed at the top of the rectangular support column 7. The end of the output shaft of the servo motor 11 is fixedly connected to one end of the threaded rod 10. The threaded rod 10 can be driven to rotate by the operation of the servo motor 11, so that the lifting slider 8 can be moved by the rotation of the threaded rod 10, thereby driving the moving plate 9 to move, thereby realizing the function of adjusting the clamping fixed position.

[0040] The absorption unit includes a lateral bracket 3, an air collecting hood 4, a fan 14, an input pipe 16 and a fixed sleeve 17. The lateral bracket 3 is fixedly arranged at a side position of the fixed base 1, and the top of the lateral bracket 3 is fixedly connected to the air collecting hood 4; the input end of the fan 14 is fixedly connected to one end of the input pipe 16, and the other end of the input pipe 16 extends into the inner cavity of the air collecting hood 4 and is fixedly connected to the air collecting hood 4. The air can be continuously sucked by the operation of the fan 14, so that the welding fume at the fixed base 1 can be sucked and absorbed through the air collecting hood 4; the input pipe 16 is fixedly connected to a fixed sleeve 17, and a filter baffle 18 is fixedly arranged in the inner cavity of the fixed sleeve 17. Through the setting of the filter baffle 18, the sucked fume can be filtered, thereby filtering and removing impurities inside the fume, thereby purifying the gas.

[0041] The blowing unit includes an air hole 19, a movable shell 20, an output hole 21, an electric push rod 22 and an output pipe 15. The interior of the fixed base 1 is provided with an inner cavity, and the upper wall of the inner cavity of the fixed base 1 is provided with an air hole 19. There are several air holes 19, and the several air holes 19 are equidistantly arranged on the upper wall of the inner cavity of the fixed base 1.

[0042] A movable shell 20 is slidably arranged in the inner cavity of the fixed base 1, and an output hole 21 is arranged on the upper wall of the inner cavity of the movable shell 20. An electric push rod 22 is fixedly arranged in the inner cavity of the fixed base 1, and one end of the electric push rod 22 is fixedly connected to the side wall of the movable shell 20. One end of the output pipe 15 is fixedly connected to the inner cavity of the movable shell 20, and the other end of the output pipe 15 is fixedly connected to the output end of the fan 14. The gas can be output through the operation of the fan 14, so that the airflow enters the inner cavity of the movable shell 20, and is output through the output hole 21 and the wind hole 19. The upward-flowing airflow can drive the welding fume to flow upward, so that it is absorbed and recovered by the wind collecting hood 4, and the position of the movable shell 20 can be adjusted by the extension and retraction of the electric push rod 22, so as to adjust the position of the rising airflow, so as to adapt to different welding positions, so that the welding fume can fully flow upward and then be recovered, avoiding pollution caused by the dispersion of the fume.

[0043] The above description is only the preferred embodiment of the present application and is not intended to limit the present application. For those skilled in the art, the present application may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. White body welding positioning fixture, characterized by: The body-in-white welding positioning fixture comprises: A fixed pedestal (1), with fixing clamps (2) fixedly arranged on both sides of the fixed pedestal (1), and the fixing clamps (2) can be adjusted and moved to clamp and fix the vehicle body; An absorption unit for fume recovery, the absorption unit being fixedly arranged on the side of the fixed base (1), and the absorption unit being capable of absorbing welding fume; A blowing unit for assisting the flow of smoke, the blowing unit is arranged inside a fixed base (1), and the blowing unit can be moved to assist the flow of welding smoke.

2. The body-in-white welding positioning fixture according to claim 1, characterized in that: The fixing fixture (2) comprises a fixing slide rail (5), a moving seat (6), a rectangular supporting column (7), a lifting slider (8), a moving plate (9) and an electric clamp (13), wherein two fixing slide rails (5) are provided, and the two fixing slide rails (5) are respectively fixedly provided on both sides of the upper surface of the fixing seat (1).

3. The body-in-white welding positioning fixture according to claim 2, characterized in that: A movable seat (6) is slidably arranged at each of the two fixed slide rails (5), an electric cylinder is fixedly installed inside the fixed slide rail (5), and one end of the electric cylinder is fixedly connected to the movable seat (6).

4. The body-in-white welding positioning fixture according to claim 2, characterized in that: The rectangular support column (7) is fixedly arranged on the upper surface of the movable seat (6); an inner cavity is arranged inside the rectangular support column (7); a lifting slider (8) is slidably arranged in the inner cavity of the rectangular support column (7); a movable plate (9) is slidably connected to the side wall of the rectangular support column (7); the lifting slider (8) and the movable plate (9) are fixedly connected; a connecting cylinder (12) is fixedly arranged on the side wall of the movable plate (9); and an electric clamp (13) is fixedly installed at one end of the connecting cylinder (12).

5. The body-in-white welding positioning fixture according to claim 2, characterized in that: A threaded rod (10) is rotatably connected between the upper and lower walls of the inner cavity of the rectangular support column (7); the threaded rod (10) passes through the lifting slider (8) and is threadedly engaged with the lifting slider (8); a servo motor (11) is fixedly installed at the top of the rectangular support column (7); the output shaft end of the servo motor (11) is fixedly connected to one end of the threaded rod (10).

6. The body-in-white welding positioning fixture according to claim 1, characterized in that: The absorption unit comprises a lateral support (3), an air collecting hood (4), a fan (14), an input pipe (16) and a fixed sleeve (17); the lateral support (3) is fixedly arranged at a side position of a fixed base (1); and the top end of the lateral support (3) is fixedly connected to the air collecting hood (4).

7. The body-in-white welding positioning fixture according to claim 6, characterized in that: The input end of the fan (14) is fixedly connected to one end of an input pipe (16), and the other end of the input pipe (16) extends into the inner cavity of the wind collecting hood (4) and is fixedly connected to the wind collecting hood (4).

8. The body-in-white welding positioning fixture according to claim 7, characterized in that: A fixed sleeve (17) is fixedly connected to the input pipe (16), and a filter screen (18) is fixedly arranged in the inner cavity of the fixed sleeve (17).

9. The body-in-white welding positioning fixture according to claim 1, characterized in that: The blowing unit comprises an air hole (19), a movable shell (20), an output hole (21), an electric push rod (22) and an output pipe (15); an inner cavity is arranged inside the fixed base (1); an air hole (19) is arranged on the upper wall of the inner cavity of the fixed base (1); a plurality of air holes (19) are arranged, and the plurality of air holes (19) are equidistantly arranged on the upper wall of the inner cavity of the fixed base (1).

10. The body-in-white welding positioning fixture according to claim 9, characterized in that: A movable shell (20) is slidably arranged in the inner cavity of the fixed base (1), an output hole (21) is arranged on the upper wall of the inner cavity of the movable shell (20), an electric push rod (22) is fixedly arranged in the inner cavity of the fixed base (1), one end of the electric push rod (22) is fixedly connected to the side wall of the movable shell (20), one end of an output pipe (15) is fixedly connected to the inner cavity of the movable shell (20), and the other end of the output pipe (15) is fixedly connected to the output end of the fan (14).

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