Rapid welding and positioning tool for silencer internals

Abstract

The utility model relates to a quick welding and positioning tool for silencer internals, which belongs to the field of positioning tools and comprises a base, a clamping sleeve and a clamping jaw. The two clamping sleeves are arranged on the base; the two sets of clamping jaws are rotationally arranged on the two clamping sleeves correspondingly. A clamping mechanism used for driving the clamping jaw to turn over is arranged on the base. Each group of clamping jaws comprises four clamping jaws which are symmetrically and rotationally arranged on the two sides of the clamping sleeve; and the clamping mechanism is rotationally connected with the clamping jaw. The clamping mechanism comprises two clamping mechanisms arranged on the clamping sleeve in a sliding mode and used for driving the clamping jaws to turn over, a lifting mechanism arranged on the base and used for driving the clamping mechanisms to move, and a driving mechanism arranged on the base and used for driving the lifting mechanism to move. The clamp is easy to operate and can conveniently clamp the internal part of the silencer.

Description

Technical Field

[0001] The utility model relates to the field of positioning tooling, in particular to a positioning tooling for rapid welding of muffler internal parts. Background Art

[0002] A muffler is a device that blocks the propagation of sound but allows air to pass through. It is a device installed in the intake and exhaust system that can eliminate aerodynamic noise and block the propagation of sound waves. It is an effective tool for controlling noise. The mufflers in the prior art have various shapes, among which the rectangular muffler mainly includes a rectangular shell, an intake pipe, an exhaust pipe, a bracket and other components, and these components need to be welded during the manufacturing process.

[0003] Chinese patent announcement number CN213289173U discloses an improved welding tool for muffler internal components, including a table top, a fastening turntable and a T-shaped frame, wherein a positioning hole is provided at the upper end of the table top, and a base is arranged at the upper end of the table top, a positioning pin is provided at the lower end of the base, and a concave clamp is arranged at the right end of a connecting rod arranged at the upper end of the base, the fastening turntable is arranged at the middle of the upper end of the base, a vertical bracket is arranged at the right side of the table top, and a threaded rod is arranged at the upper end of the vertical bracket, a clamping plate bracket is arranged at the left end of the threaded rod, a clamping plate is arranged at the middle of the clamping plate bracket, a small convex point is arranged at the lower end of the clamping plate, and a spring is arranged at the upper part of the clamping plate, the T-shaped frame is arranged at the middle of the table top, and a cross bar is arranged at the upper end of the T-shaped frame, and a movable connecting frame is arranged at the lower end of the cross bar. The improved welding tool for muffler internal components is provided with a movable clamping plate, which can clamp welding workpieces of different shapes, thereby improving the flexibility of the welding tool.

[0004] In the prior art, it is impossible to quickly position and clamp the internal parts of the muffler. During clamping, a lot of time is needed for positioning, resulting in low processing efficiency. Utility Model Content

[0005] The utility model aims to solve the problems existing in the background technology and to provide a muffler internal component quick welding positioning tool which is simple to operate and can conveniently clamp the muffler internal component.

[0006] The technical solution of the utility model is: a muffler internal quick welding positioning tool, comprising:

[0007] Base;

[0008] Two clamping sleeves are provided and both are arranged on the base;

[0009] The clamping jaws are provided with two groups and are rotatably arranged on two clamping sleeves respectively; a clamping mechanism for driving the clamping jaws to flip is arranged on the base.

[0010] Preferably, each group of clamping jaws is provided with four and are symmetrically rotatably arranged on both sides of the clamping sleeve; the clamping mechanism is rotatably connected to the clamping jaws.

[0011] Preferably, the clamping mechanism includes two clamping mechanisms slidably arranged on the clamping sleeve for driving the clamping claws to flip, a lifting mechanism arranged on the base for driving the clamping mechanism to move, and a driving mechanism arranged on the base for driving the lifting mechanism to move.

[0012] Preferably, the clamping mechanism includes two lifting blocks that are slidably arranged on both sides of the clamping sleeve, four connecting rods whose one ends are rotatably connected to the four clamping claws and the other ends are rotatably connected to the lifting blocks, and a connecting plate that is slidably arranged on the clamping sleeve for connecting the two lifting blocks.

[0013] Preferably, a lifting groove is provided on the clamping sleeve; a guide rail is provided in the lifting groove; and the connecting plate is slidably arranged in the lifting groove and slidably arranged on the guide rail.

[0014] Preferably, the lifting mechanism includes a pushing block arranged at the lower ends of the two connecting plates, two pushing plates slidably arranged on the base, and a pushing rod whose two ends are rotatably connected to the pushing plates and the pushing block respectively.

[0015] Preferably, the driving mechanism includes a driving motor arranged on the base, a guide rod arranged on the base and slidably connected to the push plate, and a bidirectional screw connected to the output end of the driving motor and threadedly connected to the two push plates.

[0016] Compared with the prior art, the utility model has the following beneficial technical effects:

[0017] In the utility model, an arc-shaped clamping groove is arranged on the clamping sleeve; the clamping claw is in an arc-shaped structure, and the muffler internals can be quickly positioned through the clamping claw and the arc-shaped clamping groove, and muffler internals of different sizes can be clamped.

[0018] The clamping mechanism drives multiple jaws to flip synchronously, and the jaws can press on the muffler inner parts when flipping. Since the jaws are also an arc-shaped structure, multiple muffler inner parts are pressed on the muffler inner parts to fix the muffler inner parts, which is convenient for welding the muffler inner parts. After the processing is completed, the clamping mechanism drives the jaws to flip so that the jaws can be opened to remove the muffler inner parts from the clamping sleeve. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of an embodiment of the utility model;

[0020] Figure 2 It is a structural expansion diagram of an embodiment of the utility model;

[0021] Figure 3 It is a schematic diagram of the local structure of an embodiment of the present utility model.

[0022] Figure numerals: 1. base; 2. clamping sleeve; 201. lifting groove; 202. arc-shaped clamping groove; 3. clamping claw; 301. connecting groove; 4. clamping mechanism; 401. connecting rod; 402. lifting block; 403. connecting plate; 5. guide rail; 6. lifting mechanism; 601. push plate; 602. push rod; 603. push block; 7. driving mechanism; 701. driving motor; 702. bidirectional screw; 703. guide rod. DETAILED DESCRIPTION

[0023] Embodiment 1

[0024] like Figure 1-Figure 3 As shown, the utility model provides a quick welding and positioning tool for muffler internal parts, comprising a base 1, a clamping sleeve 2 and a clamping claw 3;

[0025] Two clamping sleeves 2 are provided and both are arranged on the base 1; two groups of clamping jaws 3 are provided and are respectively rotatably arranged on the two clamping sleeves 2; a clamping mechanism for driving the clamping jaws 3 to flip is provided on the base 1. Each group of clamping jaws 3 is provided with four and are symmetrically rotatably arranged on both sides of the clamping sleeve 2; the clamping mechanism is rotatably connected to the clamping jaws 3. The clamping mechanism includes two clamping mechanisms 4 that are slidably arranged on the clamping sleeve 2 for driving the clamping jaws 3 to flip, a lifting mechanism 6 that is provided on the base 1 for driving the clamping mechanism 4 to move, and a driving mechanism 7 that is provided on the base 1 for driving the lifting mechanism 6 to move.

[0026] In this embodiment, an arc-shaped clamping groove 202 is provided on the clamping sleeve 2; the clamping jaw 3 is an arc-shaped structure, and the muffler inner part can be quickly positioned by the arc-shaped clamping jaw 3 and the arc-shaped clamping groove 202, and the muffler inner part of different sizes can be clamped; the muffler inner part is placed on the clamping sleeve 2 and located at the arc-shaped clamping groove 202, and the muffler inner part is positioned by the arc-shaped clamping groove 202, and the lifting mechanism 6 is driven to move by the driving mechanism 7, and the lifting mechanism 6 drives the clamping mechanism 4 to move, and the clamping mechanism 4 drives multiple clamping jaws 3 to flip synchronously, and the clamping jaws 3 can be pressed on the muffler inner part when flipping, and because the clamping jaws 3 are also an arc-shaped structure, multiple muffler inner parts are pressed on the muffler inner part, and the muffler inner part is fixed, which is convenient for welding the muffler inner part. After the processing is completed, the clamping mechanism drives the clamping jaw 3 to flip, so that the clamping jaw 3 is opened and the muffler inner part can be removed from the clamping sleeve 2.

[0027] Embodiment 2

[0028] like Figure 1-Figure 3As shown, the utility model proposes a muffler internal quick welding positioning tool. Compared with the first embodiment, the clamping mechanism 4 in this embodiment includes two lifting blocks 402 that are slidably arranged on both sides of the clamping sleeve 2, four connecting rods 401 that are rotatably connected to the four clamping claws 3 at one end and rotatably connected to the lifting block 402 at the other end, and a connecting plate 403 that is slidably arranged on the clamping sleeve 2 and is used to connect the two lifting blocks 402. The clamping sleeve 2 is provided with a lifting groove 201; the lifting groove 201 is provided with a guide rail 5; the connecting plate 403 is slidably arranged in the lifting groove 201 and slidably arranged on the guide rail 5.

[0029] In this embodiment, the lifting mechanism 6 is driven to move by the driving mechanism 7; the lifting mechanism 6 drives the connecting plate 403 to move, the connecting plate 403 drives the lifting block 402 to move, the lifting block 402 can drive the connecting rod 401 to move, and the clamping jaw 3 is provided with a connecting groove 301 for the connecting rod 401 to rotate to prevent interference between the connecting rod 401 and the clamping jaw 3, the connecting rod 401 drives the clamping jaw 3 to flip, when the clamping jaw 3 flips toward the inner side of the clamping sleeve 2, it can clamp the muffler internal parts, and can be adjusted according to the size of the muffler internal parts, and can clamp and fix muffler internal parts of different sizes, and a gasket is provided on the clamping jaw 3, which can be pressed on the muffler internal parts to prevent damage to the muffler internal parts and can increase friction; the guide rail 5 can guide the connecting plate 403, so that the two lifting blocks 402 can move smoothly and synchronously, thereby allowing multiple clamping jaws 3 to move synchronously.

[0030] Embodiment 3

[0031] like Figure 1-Figure 3 As shown, the utility model proposes a muffler internal quick welding positioning tool. Compared with the first or second embodiment, the lifting mechanism 6 in this embodiment includes a push block 603 arranged at the lower end of two connecting plates 403, two push plates 601 are provided and both are slidably arranged on the base 1, and a push rod 602 whose two ends are respectively rotatably connected to the push plate 601 and the push block 603. The driving mechanism 7 includes a driving motor 701 arranged on the base 1, a guide rod 703 arranged on the base 1 and slidably connected to the push plate 601, and a bidirectional screw 702 connected to the output end of the driving motor 701 and threadedly connected to the two push plates 601.

[0032] In this embodiment, the driving motor 701 drives the bidirectional screw 702 to rotate, the guide rod 703 guides the push plate 601, and the bidirectional screw 702 drives the two push plates 601 to move synchronously in the same direction or in the opposite direction, so that the push plate 601 can drive the push rod 602 to move, the push rod 602 drives the push block 603 to move, and the push block 603 drives the clamping mechanism 4 to move, thereby controlling the flipping of the clamping jaws 3, and being able to position and clamp the internal parts of the muffler.

[0033] The implementation modes of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited thereto, and various changes can be made within the knowledge scope of technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A quick welding and positioning tool for muffler internal parts, characterized in that: include: Base (1); Two clamping sleeves (2) are provided and both are arranged on the base (1); The clamping jaws (3) are provided in two groups and are rotatably arranged on two clamping sleeves (2) respectively; a clamping mechanism for driving the clamping jaws (3) to flip is arranged on the base (1).

2. A muffler internal quick welding positioning tool according to claim 1, characterized in that: Each group of clamping jaws (3) is provided with four clamping jaws (3) which are symmetrically rotatably arranged on both sides of the clamping sleeve (2); the clamping mechanism is rotatably connected to the clamping jaws (3).

3. A muffler internal quick welding positioning tool according to claim 2, characterized in that: The clamping mechanism comprises two clamping mechanisms (4) which are slidably arranged on the clamping sleeve (2) and used to drive the clamping claws (3) to flip, a lifting mechanism (6) which is arranged on the base (1) and used to drive the clamping mechanism (4) to move, and a driving mechanism (7) which is arranged on the base (1) and used to drive the lifting mechanism (6) to move.

4. A muffler internal quick welding positioning tool according to claim 3, characterized in that: The clamping mechanism (4) comprises two lifting blocks (402) which are slidably arranged on both sides of the clamping sleeve (2), four connecting rods (401) which are rotatably connected to four clamping claws (3) at one end and rotatably connected to the lifting block (402) at the other end, and a connecting plate (403) which is slidably arranged on the clamping sleeve (2) and is used to connect the two lifting blocks (402).

5. A muffler internal quick welding positioning tool according to claim 4, characterized in that: A lifting groove (201) is provided on the clamping sleeve (2); a guide rail (5) is provided in the lifting groove (201); and a connecting plate (403) is slidably arranged in the lifting groove (201) and slidably arranged on the guide rail (5).

6. A muffler internal quick welding positioning tool according to claim 4, characterized in that: The lifting mechanism (6) comprises a pushing block (603) arranged at the lower ends of the two connecting plates (403), two pushing plates (601) slidably arranged on the base (1), and a pushing rod (602) with two ends respectively rotatably connected to the pushing plates (601) and the pushing block (603).

7. A muffler internal quick welding positioning tool according to claim 6, characterized in that: The driving mechanism (7) comprises a driving motor (701) arranged on the base (1), a guide rod (703) arranged on the base (1) and slidably connected to the push plate (601), and a bidirectional screw rod (702) connected to the output end of the driving motor (701) and threadedly connected to the two push plates (601).

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