Welding machining clamp

Abstract

The welding machining clamp comprises a base, a transverse moving assembly, a deflection shaft and an arc-shaped rail, a smoke dust filtering mechanism is installed at the top of the base, the transverse moving assembly is fixedly connected to the left side of the top of the base, and the bottom end of the deflection shaft is rotationally connected to the top of the base; clamping assemblies are installed at the tops of the transverse moving assembly and the deflection shaft correspondingly, the arc-shaped rail is fixedly connected to the top of the base, a penetrating groove is formed in the back face of the arc-shaped rail, a threaded top cylinder is arranged on the inner side of the arc-shaped rail, one end of the threaded top cylinder is in threaded connection with a lead screw B, and a bearing is installed on the outer side of the lead screw B; one end of the lead screw B penetrates through the penetrating groove and is connected with a rotating handle. By using the arc-shaped track, the deflection shaft and the clamping assembly, the clamping assembly can slide in the arc-shaped track through deflection of the deflection shaft, so that workpieces are conveniently placed at different angles and then are welded, and the welding work can be more convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to welding technical field, concretely is a kind of welding processing fixture. BACKGROUND

[0002] Welding is a kind of connecting mode by local heating and / or pressurization, welding piece reaches atomic combination, is widely used in automobile manufacturing, shipbuilding, aerospace etc. Industrial manufacturing, compared with bolt connection, rivet connection and adhesive connection etc. Connecting mode, the connecting strength of welding is higher and connection is more closely, however, due to the need for local heating when welding, the component after welding will produce deformation to different degrees, for semi-closed type parts, using internal support fixture to be rigidly fixed is the main measure to reduce deformation.

[0003] At present, a kind of welding fixture is disclosed in Chinese patent, its announcement number is CN220971288U, in the disclosed technical solution, two flexible chucks can be clamped and fixed to the workpiece to be welded when moving to the inboard, by the cooperation between workbench, guide rod, first moving seat, first screw rod and support rod, two bases can be driven to move to the inboard or outboard, that is, the position of two clamped and fixed workpieces can be adjusted according to use demand, and then welding is facilitated.

[0004] Combining the above disclosed technical solution and prior art, at present, in the process of welding clamping, plate or pipe that needs to be welded is placed at different angles for welding work, the existing welding fixture is not convenient for clamping work after two workpieces are placed at different angles, therefore, we propose a kind of welding processing fixture, so as to facilitate welding work after two workpieces are placed at different angles. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of welding processing fixture to solve the problems raised in the above background art.

[0006] To achieve the above object, the utility model is realized by the following technical solutions: a kind of welding processing fixture, including base, transverse moving assembly, deflection shaft and arc track, the top of the base is equipped with smoke dust filtering mechanism, the left side of the top of base is fixedly connected with transverse moving assembly, the top of the base is rotatably connected with the bottom end of deflection shaft, the top of transverse moving assembly and deflection shaft is equipped with clamping assembly, the top of the base is fixedly connected with arc track, and the back of arc track is provided with through slot, the inside of arc track is provided with threaded top cylinder, one end of threaded top cylinder is threadedly connected with lead screw B, the outside of lead screw B is equipped with bearing, the top of bearing is connected with the back of the bottom of one clamping assembly by fixed block, one end of lead screw B penetrates through slot and is connected with steering wheel.

[0007] Optionally, the lateral moving assembly comprises two mounting covers, one mounting cover is internally rotatably connected with a lead screw A, one end of the lead screw A penetrates through the mounting cover and is connected with a motor A, the outer side of the lead screw A is threadedly connected with a nut block A, the top of the nut block is connected with one clamping assembly through a support rod A, the inner side of the other mounting cover is fixedly connected with a sliding rod, the outer side of the sliding rod is slidably connected with a sliding sleeve, the top of the sliding sleeve is connected with the bottom of one clamping assembly through a support rod B.

[0008] Optionally, the clamping assembly comprises a connecting shell, the inner side of the connecting shell is rotatably connected with a bidirectional lead screw, one end of the bidirectional lead screw penetrates through the connecting shell and is connected with a motor B, the outer sides of the bidirectional lead screw are threadedly connected with nut blocks B, the outer sides of the nut blocks B are connected with clamping plates through connecting frames.

[0009] Optionally, the smoke dust filtering mechanism comprises a shell, a dust suction fan is mounted on the right side in the shell, a filter screen is mounted on the middle of the inner side of the shell, a suction seat is communicated with the bottom of the shell, and the bottom of the shell is connected with the base through a mounting frame.

[0010] Optionally, the connecting shell is provided with a slot on the two sides for the movement of the connecting frame.

[0011] Optionally, the surface of the fixing block is fixedly connected with a limiting rod, the top of the threaded top cylinder is fixedly connected with a positioning block, and the surface of the positioning block is provided with a small hole for the penetration of the limiting rod.

[0012] The technical effects and advantages of the present application are as follows:

[0013] 1. By using the arc-shaped track, the deflection shaft and the clamping assembly, the clamping assembly can be deflected by the deflection shaft and slide in the arc-shaped track, so that the workpiece can be placed at different angles for welding work, and the welding work is more convenient.

[0014] 2. By using the lead screw B and the threaded top cylinder, the threaded top cylinder can be placed on the inner side of the arc-shaped track by rotating the lead screw B after the workpiece is placed at different angles, so that the workpiece can be fixed after being placed at different angles. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structural schematic view of the present application;

[0016] Figure 2 It is a partial structural schematic view of the clamping assembly and the lateral moving assembly of the present application;

[0017] Figure 3 It is a bottom view of the clamping assembly of the present application;

[0018] Figure 4 For the utility model Figure 3 The enlarged schematic view of A in the middle;

[0019] Figure 5 For the schematic view of the arc-shaped track of the utility model.

[0020] In the drawing: 1 base, 2 deflection shaft, 3 clamping assembly, 4 arc-shaped track, 5 slot, 6 threaded top cylinder, 7 screw rod B, 8 bearing, 9 fixed block, 10 rotating handle, 101 mounting cover, 102 screw rod A, 103 nut block A, 31 connecting shell, 32 bidirectional screw rod, 33 nut block B, 34 connecting frame, 35 clamping plate, 201 shell, 202 dust suction fan, 203 filter screen, 204 air suction seat. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0022] The utility model provides a kind of welding processing fixture as Figures 1-5 As shown in the drawing, it includes base 1, the top of base 1 is equipped with smoke dust filtering mechanism, and the smoke dust filtering mechanism includes shell 201, the right side inside shell 201 is equipped with dust suction fan 202, the middle inside shell 201 is equipped with filter screen 203, the bottom of shell 201 is communicated with air suction seat 204, the bottom of shell 201 is connected with base 1 by mounting bracket, when dust suction fan 202 is started, dust suction fan 202 absorbs the smoke dust generated during welding through air suction seat 204, and filters through filter screen 203, and the right side of the front of shell 202 is provided with air outlet for air outlet at equal intervals.

[0023] It further includes transverse moving assembly, and the transverse moving assembly is fixedly connected to the left side of the top of base 1, and the transverse moving assembly includes two mounting covers 101, one mounting cover 101 is rotatably connected with screw rod A 102 on the inner side, one end of screw rod A 102 penetrates one of the mounting covers 101 and is connected with motor A, nut block A 103 is threadedly connected to the outer side of screw rod A 102, the top of nut block 103 is connected with one of the clamping assemblies 3 through support rod A, the inner side of the other mounting cover 101 is fixedly connected with slide rod, the outer side of the slide rod is slidably connected with sliding sleeve, the top of the sliding sleeve is connected with the bottom of one of the clamping assemblies 3 through support rod B, transverse grooves are formed in the top of the two mounting covers 101, so that support rod A and support rod B can penetrate and slide.

[0024] It further includes deflection shaft 2, and the bottom end of deflection shaft 2 is rotatably connected to the top of base 1.

[0025] The clamping assembly 3 is arranged on the top of the deflection shaft 2 and comprises a connecting shell 31, a bidirectional screw rod 32 is rotatably connected to the inner side of the connecting shell 31, one end of the bidirectional screw rod 32 penetrates through the connecting shell 31 and is connected with a motor B, nut blocks B33 are threadedly connected to the outer sides of the bidirectional screw rod 32, clamping plates 35 are connected to the outer sides of the nut blocks B33 through connecting frames 34, the connecting shell 31 is provided with a slot for the movement of the connecting frame 34, and flexible convex points are arranged on the surface of the clamping plate 35, so that the stability after clamping is ensured.

[0026] The arc-shaped track 4 is fixedly connected to the top of the base 1, the back surface of the arc-shaped track 4 is provided with a through slot 5, the screw rod B7 can slide in the through slot 5 when moving, the inner side of the arc-shaped track 4 is provided with a threaded top cylinder 6, one end of the threaded top cylinder 6 is threadedly connected with the screw rod B7, a bearing 8 is arranged on the outer side of the screw rod B7, the top of the bearing 8 is connected with the back surface of the bottom of one of the clamping assemblies 3 through a fixing block 9, the end of the screw rod B7 close to the threaded top cylinder 6 is a threaded end, and the other end is a smooth end for connecting the bearing, one end of the screw rod B7 penetrates through the through slot 5 and is connected with a handle 10, the surface of the fixing block 9 is fixedly connected with a limiting rod, the top of the threaded top cylinder 6 is fixedly connected with a positioning block, and the surface of the positioning block is provided with a small hole for the penetration of the limiting rod.

[0027] The implementation principle of the welding machining clamp in the embodiment of the application is as follows: when the butt welding of two workpieces at different angles is required, one of the workpieces is clamped on the left clamping assembly 3, and the other workpiece is clamped on the right clamping assembly 3, when the angle needs to be adjusted, the right clamping assembly 3 is deflected through the deflection shaft 2, the threaded top cylinder 6 is moved by rotating the screw rod B7 when the deflection angle is appropriate, so that the threaded top cylinder 6 is abutted on the inner side of the arc-shaped track 4, and the fixing work after the angle is realized.

[0028] When the two workpieces are clamped, the motor B is started, the bidirectional screw rod 32 is rotated, and the two clamping plates 35 clamp the workpieces through the nut blocks B33.

[0029] After the left clamping assembly clamps the workpiece, the motor A is started, and the left clamping assembly 3 is moved horizontally through the nut blocks A103 and the screw rod A102.

[0030] Although the embodiments of the application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to the embodiments without departing from the principles and spirits of the application, and the scope of the application is defined by the appended claims and their equivalents.

Claims

1. A welding fixture, characterized by, Include: Base (1), the top of the base (1) is provided with a smoke dust filtering mechanism; The lateral movement assembly is fixedly connected to the left side of the top of the base (1); The bottom end of the deflection shaft (2) is rotatably connected to the top of the base (1); The lateral movement assembly and the top of the deflection shaft (2) are provided with clamping assemblies (3); The arc-shaped track (4) is fixedly connected to the top of the base (1), and a through slot (5) is formed in the back of the arc-shaped track (4). The inner side of the arc-shaped track (4) is provided with a threaded top cylinder (6), one end of the threaded top cylinder (6) is threadedly connected with a lead screw B (7), the outer side of the lead screw B (7) is provided with a bearing (8), the top of the bearing (8) is connected with the back side of the bottom of one of the clamping assemblies (3) through a fixed block (9), and one end of the lead screw B (7) penetrates through the through slot (5) and is connected with a rotating handle (10).

2. A welding fixture according to claim 1, wherein: The lateral movement assembly includes two mounting covers (101), one end of the lead screw A (102) penetrates through one of the mounting covers (101) and is connected with a motor A, the outer side of the lead screw A (102) is threadedly connected with a nut block A (103), the top of the nut block A (103) is connected with one of the clamping assemblies (3) through a support rod A, and the inner side of the other mounting cover (101) is fixedly connected with a sliding rod, the outer side of the sliding rod is slidably connected with a sliding sleeve, and the top of the sliding sleeve is connected with the bottom of one of the clamping assemblies (3) through a support rod B.

3. A welding fixture according to claim 1, wherein: The clamping assembly (3) includes a connecting shell (31), the inner side of the connecting shell (31) is rotatably connected with a bidirectional lead screw (32), one end of the bidirectional lead screw (32) penetrates through the connecting shell (31) and is connected with a motor B, the outer sides of the bidirectional lead screw (32) are both threadedly connected with nut blocks B (33), and the outer sides of the nut blocks B (33) are connected with clamping plates (35) through connecting frames (34).

4. The welding fixture of claim 1, wherein: The smoke dust filtering mechanism includes a shell (201), a dust suction fan (202) is mounted on the right side of the inside of the shell (201), a filter screen (203) is mounted on the middle of the inner side of the shell (201), a suction seat (204) is communicated with the bottom of the shell (201), and the bottom of the shell (201) is connected with the base (1) through a mounting frame.

5. A welding fixture according to claim 3, wherein: The connecting frames (34) are movably arranged in the grooves formed in the two sides of the connecting shell (31).

6. A welding fixture according to claim 1, wherein: The surface of the fixed block (9) is fixedly connected with a limiting rod, the top of the threaded top cylinder (6) is fixedly connected with a positioning block, and a small hole is formed in the surface of the positioning block for the limiting rod to penetrate through.

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