Automobile pipe fitting welding clamping tool

Abstract

The utility model belongs to the technical field of welding clamping tools, and particularly relates to an automobile pipe fitting welding clamping tool which comprises a base, and a clamping assembly for clamping an exhaust pipe is installed on an operation table of the base. The clamping assembly comprises a first clamping piece, a third clamping piece and a second clamping piece, the first clamping piece and the third clamping piece are oppositely arranged, the second clamping piece is arranged between the first clamping piece and the third clamping piece, the first clamping piece and the third clamping piece are used for clamping the two ends of the exhaust pipe, and the second clamping piece clamps and fixes the middle of the exhaust pipe. By the adoption of the structural design, the first clamping piece and the third clamping piece are used for clamping and fixing the two ends of the exhaust pipe, then the second clamping piece is used for clamping and fixing the middle of the exhaust pipe, and therefore the exhaust pipe is firmly clamped, welding is facilitated, the welding machining efficiency is improved, and welding errors are reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of welding clamping tooling, and in particular relates to a welding clamping tooling for automobile pipe fittings. Background Art

[0002] Welding, also known as fusion or melting, is a manufacturing process and technology that joins metals or other thermoplastic materials such as plastics by heating, high temperature or high pressure.

[0003] At present, a Chinese patent with announcement number CN210908703U discloses a welding mold, including a base and a mold, a circular groove and a square groove are respectively provided on the mold, a top rod is provided on the base, a second support rod is provided on the inner wall of the base, a second groove is provided inside the mold, a second compression spring is provided inside the second groove, a clamp is provided on the left side of the circular groove and the square groove, a second connecting ring is provided on the left side of the clamp, a connecting plate is provided on the outer wall of the mold, a moving rod is provided on the inner wall of the connecting plate, a first connecting ring is sleeved on the outer wall of the moving rod, a first groove is provided inside the mold, a first compression spring is provided inside the first groove, and a first support rod is provided on the clamp. When in use, the workpiece is placed in the circular groove or the square groove and fixed with the clamp, and then the welding process can be carried out. When welding, the workpiece needs to be fixed on the mold, and then another workpiece is held by hand for alignment before welding, and it is necessary to hold it with hands all the time during welding, which is very easy to cause welding deviation. For this reason, an improved design of an automobile pipe welding clamping tool is provided. Utility Model Content

[0004] In view of the above-mentioned deficiencies existing in the prior art, the utility model provides an automobile pipe welding clamping tool to solve the above-mentioned problems in the background technology.

[0005] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0006] A welding clamping tool for automobile pipes comprises a base, an operating table of the base is provided with a clamping assembly for clamping an exhaust pipe, the clamping assembly comprises a first clamping member and a third clamping member arranged opposite to each other, and a second clamping member arranged between the first clamping member and the third clamping member, wherein the first clamping member and the third clamping member are used to clamp the two ends of the exhaust pipe, and the second clamping member clamps and fixes the middle part of the exhaust pipe.

[0007] By adopting the above structural design, the first clamp and the third clamp are used to clamp and fix the two ends of the exhaust pipe, and then the middle part of the exhaust pipe is clamped and fixed by the second clamp, so that the exhaust pipe is firmly clamped for welding.

[0008] Furthermore, the first clamping member includes a first base and a first connecting head, the upper portion of the first base is connected to a panel, the first connecting head is mounted on the panel, and a motor for driving the first connecting head is also mounted on the panel.

[0009] Furthermore, claws are hingedly connected on the left and right sides of the first connector on the panel.

[0010] By adopting the above structure, the exhaust pipe is a tubular structure, and the corresponding first connecting head is a cylindrical head. The end of the exhaust pipe is clamped into the first connecting head, and then the claws on the left and right sides are flipped to make them close to the outer wall of the exhaust pipe. The first connecting head and the claws can press the exhaust pipe from the inside and outside of the exhaust pipe to form a clamp. By loosening the claws, the first connecting head can be driven to rotate by the motor, so that the exhaust pipe rotates to adjust the angle.

[0011] Furthermore, the third clamping member includes a third base and a second connecting head, a sleeve is provided on the top of the third base, a screw is threadedly connected to the inside of the sleeve, the second connecting head is connected to one end of the screw, and a knob is provided at the other end of the screw.

[0012] Furthermore, the second connecting head is provided with a groove for accommodating the exhaust pipe.

[0013] By adopting the above structure, the other end of the exhaust pipe is placed in the groove of the second connector, and the screw is screwed in or out by rotating the knob to adjust the position of the second connector so that the second connector presses the exhaust pipe from the other end.

[0014] Furthermore, the second clamping member includes a second base, a clamping block is vertically connected to the second base, a V-shaped clamping groove is formed on the upper portion of the clamping block, a tube pressing strip is provided on the upper portion of the clamping block, and the middle portion of the tube pressing strip is hinged to the second base, and the second clamping member also includes a linear actuator, which is hinged to the end of the tube pressing strip to drive the tube pressing strip to move.

[0015] By adopting the above structure, the linear actuator can be an electric push rod or a hydraulic cylinder, and the exhaust pipe is placed in the V-shaped groove of the clamping block. The linear actuator enables the pipe pressing bar to press the exhaust pipe.

[0016] Furthermore, connecting seats are provided at both ends of the base.

[0017] Compared with the prior art, the utility model has the following beneficial effects:

[0018] 1. The first clamping member and the third clamping member are clamped at both ends of the exhaust pipe for fixing, and then the middle part of the exhaust pipe is clamped and fixed by the second clamping member, so that the exhaust pipe is firmly clamped for welding, thereby improving the efficiency of the welding process and reducing the welding error;

[0019] 2. The exhaust pipe is a tubular structure, and the corresponding first connector is a cylindrical head. The end of the exhaust pipe is clamped on the first connector, and then the claws on the left and right sides are flipped to make them close to the outer wall of the exhaust pipe. The first connector and the claws can press the exhaust pipe from the inside and outside of the exhaust pipe to form a clamp. Loosening the claws can drive the first connector to rotate through the motor, so that the exhaust pipe rotates to adjust the angle. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a three-dimensional structural schematic diagram of an embodiment of a welding clamping tool for automobile pipe fittings of the utility model (viewing angle 1);

[0021] Figure 2 This is a three-dimensional structural schematic diagram of an embodiment of a welding clamping tool for automobile pipe fittings of the utility model (viewing angle 2);

[0022] Figure 3 This is a schematic diagram of the three-dimensional structure of the first clamping piece in an embodiment of a welding clamping tool for automobile pipe fittings of the utility model;

[0023] Figure 4 This is a schematic diagram of the three-dimensional structure of the second clamping piece in an embodiment of a welding clamping tool for automobile pipe fittings of the utility model;

[0024] Figure 5 This is a schematic diagram of the three-dimensional structure of the second clamping piece in an embodiment of a welding clamping tool for automobile pipe fittings of the utility model;

[0025] The reference numerals in the drawings of the specification include:

[0026] A base (1), an operating table (11), a connecting seat (12), an exhaust pipe (2), a first clamping member (3), a second clamping member (4), a third clamping member (5), a first base (31), a panel (32), a motor (33), a first connecting head (34), a clamping claw (35), a second base (41), a clamping block (42), a pipe pressing strip (43), a linear actuator (44), a third base (51), a sleeve (52), a screw rod (53), a knob (54), and a second connecting head (55). DETAILED DESCRIPTION

[0027] In order to enable those skilled in the art to better understand the present invention, the technical solution of the present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0028] Among them, the drawings are only used for illustrative explanations, and they only represent schematic diagrams rather than actual pictures, and should not be understood as limitations on this patent; in order to better illustrate the embodiments of the utility model, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of the actual product; for those skilled in the art, it is understandable that some well-known structures and their descriptions in the drawings may be omitted.

[0029] The same or similar numbers in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "upper", "lower", "left", "right", "inner", "outer", etc. appear, the orientation or position relationship indicated is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, the terms describing the position relationship in the drawings are only used for illustrative purposes and cannot be understood as a limitation on this patent. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.

[0030] In the description of the present invention, unless otherwise clearly specified and limited, if the term "connection" or the like appears to indicate the connection relationship between components, the term should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two components or the interaction relationship between two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0031] Embodiment 1:

[0032] like Figure 1-5 As shown, the utility model. Specifically, a welding clamping tool for automobile pipes includes a base 1, and a clamping assembly for clamping an exhaust pipe 2 is installed on an operating table 11 of the base 1. The clamping assembly includes a first clamping member 3 and a third clamping member 5 arranged opposite to each other, and a second clamping member 4 arranged between the first clamping member 3 and the third clamping member 5, wherein the first clamping member 3 and the third clamping member 5 are used to clamp the two ends of the exhaust pipe 2, and the second clamping member 4 clamps and fixes the middle part of the exhaust pipe 2. By adopting the above structural design, the first clamping member 3 and the third clamping member 5 are clamped and fixed at the two ends of the exhaust pipe 2, and then the middle part of the exhaust pipe 2 is clamped and fixed by the second clamping member 4, so that the exhaust pipe 2 is firmly clamped for welding.

[0033] In this embodiment, the first clamping member 3 includes a first base 31 and a first connector 34 . The upper portion of the first base 31 is connected to a panel 32 . The first connector 34 is mounted on the panel 32 . A motor 33 for driving the first connector 34 is also mounted on the panel 32 .

[0034] The panel 32 is hinged with claws 35 on the left and right sides of the first connector 34. By adopting the above structure, the exhaust pipe 2 is a tubular structure, and the corresponding first connector 34 is a cylindrical head. The end of the exhaust pipe 2 is clamped on the first connector 34, and then the claws 35 on the left and right sides are turned over to make them close to the outer wall of the exhaust pipe 2. The first connector 34 and the claws 35 can clamp the exhaust pipe 2 from the inside and outside of the exhaust pipe 2. The first connector 34 can be driven to rotate by the motor 33 by releasing the claws 35, so that the exhaust pipe 2 rotates to adjust the angle.

[0035] In this embodiment, the third clamping member 5 includes a third base 51 and a second connector 55. A sleeve 52 is provided on the top of the third base 51. A screw 53 is threadedly connected to the sleeve 52. The second connector 55 is connected to one end of the screw 53. A knob 54 is provided on the other end of the screw 53. A groove for accommodating the exhaust pipe 2 is provided on the second connector 55. By adopting the above structure, the other end of the exhaust pipe 2 is placed in the groove of the second connector 55. The screw 53 is screwed in or out by rotating the knob 54, thereby adjusting the position of the second connector 55 so that the second connector 55 presses the exhaust pipe 2 from the other end.

[0036] In this embodiment, the second clamping member 4 includes a second base 41, a clamping block 42 is vertically connected to the second base 41, a V-shaped clamping groove is formed on the upper part of the clamping block 42, a tube pressing strip 43 is provided on the upper part of the clamping block 42, and the middle part of the tube pressing strip 43 is hinged on the second base 41. The second clamping member 4 also includes a linear actuator 44, which is hinged to the end of the tube pressing strip 43 to drive the tube pressing strip 43 to move. By adopting the above structure, the linear actuator 44 can be an electric push rod or a hydraulic cylinder, and the exhaust pipe 2 is placed in the V-shaped clamping groove of the clamping block 42, and the linear actuator 44 enables the tube pressing strip 43 to press the exhaust pipe 2. Connecting seats 12 are provided at both ends of the base 1.

[0037] The present application discloses an implementation principle of a welding clamping tool for automobile pipe fittings. The end of the exhaust pipe 2 is clamped on the first connector 34, and then the claws 35 on the left and right sides are turned over to make them close to the outer wall of the exhaust pipe 2. The first connector 34 and the claws 35 can clamp the exhaust pipe 2 from the inside and outside of the exhaust pipe 2. The claws 35 are loosened to drive the first connector 34 to rotate through the motor 33, so that the exhaust pipe 2 rotates to adjust the angle, and the other end of the exhaust pipe 2 is placed in the groove of the second connector 55. By rotating the knob 54 to rotate the screw rod 53 in or out, the second connector 55 is adjusted to a position so that the second connector 55 presses the exhaust pipe 2 from the other end, and the exhaust pipe 2 is placed in the V-shaped groove of the clamping block 42. The linear actuator 44 causes the pipe pressing strip 43 to press the exhaust pipe 2, and the first clamping member 3 and the third clamping member 5 are used to clamp and fix the two ends of the exhaust pipe 2, and then the second clamping member 4 is used to clamp and fix the middle part of the exhaust pipe 2, so that the exhaust pipe 2 is firmly clamped for welding.

[0038] The above are only embodiments of the utility model, and the circuits, electronic components and modules involved are all prior art, which can be fully implemented by those skilled in the art. It is needless to say that the content protected by this application does not involve improvements to software and methods. The common sense such as the known specific structure and characteristics in the scheme is not described in detail here. Ordinary technicians in the relevant field know all the common technical knowledge in the technical field of the utility model before the application date or priority date, can obtain all the prior art in the field, and have the ability to apply conventional experimental means before the date. Ordinary technicians in the relevant field can improve and implement this scheme in combination with their own abilities under the enlightenment given by this application. Some typical known structures or known methods should not become obstacles for ordinary technicians in the relevant field to implement this application. It should be pointed out that for those skilled in the art, without departing from the structure of the utility model, several deformations and improvements can be made, which should also be regarded as the protection scope of the utility model, and these will not affect the effect of the implementation of the utility model and the practicality of the patent.

Claims

1. A welding clamping tool for automobile pipe fittings, comprising a base (1), an operating table (11) of the base (1) being provided with a clamping assembly for clamping an exhaust pipe (2), characterized in that: The clamping assembly comprises a first clamping member (3) and a third clamping member (5) arranged opposite to each other, and a second clamping member (4) arranged between the first clamping member (3) and the third clamping member (5), wherein the first clamping member (3) and the third clamping member (5) are used to clamp the two ends of the exhaust pipe (2), and the second clamping member (4) clamps and fixes the middle part of the exhaust pipe (2).

2. The automobile pipe welding clamping tool as claimed in claim 1, characterized in that: The first clamping member (3) comprises a first base (31) and a first connecting head (34); the upper part of the first base (31) is connected to a panel (32); the first connecting head (34) is mounted on the panel (32); and a motor (33) for driving the first connecting head (34) is also mounted on the panel (32).

3. The automobile pipe welding clamping tool as claimed in claim 2, characterized in that: The panel (32) is hinged with claws (35) on the left and right sides of the first connector (34).

4. The automobile pipe welding clamping tool as claimed in claim 1, characterized in that: The third clamping member (5) comprises a third base (51) and a second connecting head (55); a sleeve (52) is provided on the top of the third base (51); a screw rod (53) is threadedly connected to the inside of the sleeve (52); the second connecting head (55) is connected to one end of the screw rod (53); and a knob (54) is provided at the other end of the screw rod (53).

5. The automobile pipe welding clamping tool as claimed in claim 4, characterized in that: The second connecting head (55) is provided with a groove for accommodating the exhaust pipe (2).

6. The automobile pipe welding clamping tool as claimed in claim 1, characterized in that: The second clamping member (4) comprises a second base (41), a clamping block (42) is vertically connected to the second base (41), a V-shaped clamping groove is formed on the upper part of the clamping block (42), a tube pressing strip (43) is provided on the upper part of the clamping block (42), and the middle part of the tube pressing strip (43) is hinged on the second base (41), and the second clamping member (4) further comprises a linear actuator (44), and the linear actuator (44) is hinged to the end of the tube pressing strip (43) to drive the tube pressing strip (43) to move.

7. The automobile pipe welding clamping tool as claimed in claim 6, characterized in that: Connecting seats (12) are provided at both ends of the base (1).

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