Synchronous welding device for upper protection ring and lower protection ring

Abstract

The utility model discloses a synchronous welding device for upper and lower protective rings, which belongs to the technical field of sensor welding and comprises a working platform, a welding box, a welding device and a control device. The welding box is arranged above the working platform, and one side of the welding box is open; the welding device comprises a pressing mechanism, a welding mechanism and a driving device, the pressing mechanism is arranged above the welding box, the welding mechanism is arranged in the welding box, the driving device is arranged below the welding box, and the upper end of the driving device is connected with the welding mechanism; and the control device is arranged above the welding box. The positioning jig is simple in structure, two protection rings can be placed in the positioning jig for synchronous welding, the two protection rings can be welded at the same time at a time, welding efficiency is improved, and the deformation problem generated during welding is effectively reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of sensor welding, in particular to a synchronous welding device for upper and lower protective rings. Background Art

[0002] With the progress of society, in daily production, the process requirements for sensors are becoming higher and higher. The guard ring is an important component of the pressure sensor. The quality of its welding directly affects the quality of the sensor. The existing guard ring welding equipment uses argon arc welding. In order to improve the welding quality, usually one guard ring is welded before the next welding. The welding efficiency of this welding device is not high, which affects the production efficiency. If more equipment is added to improve the production efficiency, the production cost is increased. In addition, the positioning and fixing effects of general welding devices are not good, which can easily cause welding deformation, resulting in the scrapping of the guard ring and affecting product quality. Utility Model Content

[0003] The utility model aims to provide a synchronous welding device for upper and lower protection rings to solve the problems of low protection ring welding efficiency and easy welding deformation.

[0004] Technical solution: The utility model provides a synchronous welding device for upper and lower protective rings, including: a working platform, a welding box, a welding device, and a control device; the welding box is arranged above the working platform and is open on one side; the welding device includes: a pressing mechanism, a welding mechanism, and a driving device, the pressing mechanism is arranged above the welding box, the welding mechanism is arranged in the welding box, the driving device is arranged below the welding box, and the upper end is connected to the welding mechanism; the control device is arranged above the welding box.

[0005] Furthermore, in the above-mentioned upper and lower protective ring synchronous welding device, the welding mechanism includes: a rotating platform, a positioning jig, a welding gun adjustment mechanism, and a double argon arc welding gun. The rotating platform is arranged in the middle of the welding box, the positioning jig is arranged in the middle of the rotating platform, the welding gun adjustment mechanism is arranged on the rotating platform and 180° on both sides of the positioning jig, and the double argon arc welding guns are arranged on the welding gun adjustment mechanism.

[0006] Furthermore, in the above-mentioned upper and lower protective ring synchronous welding device, the welding box includes: a baffle, a top plate, a bottom support block, an upper support block, and a support column. The baffle is arranged on the outside of the top plate above and on the working platform below. The bottom support block is arranged on the working platform. In the box body surrounded by the baffle, the upper support block is arranged below the top plate, and the support column is arranged between the top plate and the working platform.

[0007] Furthermore, in the above-mentioned upper and lower protective ring synchronous welding device, the rotating platform is a circular platform, which is arranged on the bottom support block and has a circular hole in the middle to connect the driving device.

[0008] Furthermore, in the above-mentioned synchronous welding device for upper and lower protective rings, the positioning fixture is symmetrically arranged on both sides of the rotating platform, and the direction is perpendicular to the welding gun adjustment mechanism. The positioning fixture includes: a first base, a first cylinder, a first sliding block, and a positioning block. The first base is arranged on the rotating platform, the first cylinder is arranged on the first base, the first sliding block is arranged on the first cylinder, and is slidably connected to the first cylinder. The positioning block is connected to the first sliding block and faces the center of the rotating platform. The first cylinder pushes the first sliding block so that the positioning block can clamp the product to be welded, fix and position the product, thereby improving the welding quality and preventing welding deformation.

[0009] Furthermore, in the above-mentioned upper and lower guard ring synchronous welding device, the welding gun adjustment mechanism includes: a second base, a second cylinder, a second sliding block, and a welding gun clamping block, wherein the second base is arranged on a rotating platform, the second cylinder is arranged on the second base, the second sliding block is arranged on the second cylinder and is slidably connected to the second cylinder, and the welding gun clamping block is arranged on the second sliding block. The distance between the welding gun and the product can be adjusted by the second cylinder cooperating with the slider.

[0010] Furthermore, in the above-mentioned synchronous welding device for upper and lower guard rings, the pressing mechanism includes: a servo press, a pressing plate, and a positioning member, wherein the servo press is arranged above the welding box, the pressing plate is arranged in the welding box and connected to the servo press, and the positioning member is arranged below the pressing plate, and the positioning member is directly opposite to the center of the rotating platform. The pressing mechanism presses the product to prevent the product from moving during the welding process, thereby affecting the welding quality.

[0011] Furthermore, in the above-mentioned synchronous welding device for upper and lower guard rings, the driving device includes: a rotating motor, an electric slip ring, and a rotating mechanism. The rotating motor is arranged below the rotating platform, and the electric slip ring is arranged below the middle circular hole of the rotating platform. A top column is arranged inside, and the top column passes through the middle circular hole of the rotating platform to the bottom of the positioning block. The rotating mechanism is arranged at the middle circular hole of the rotating platform and connected to the rotating motor. The product is placed on the top column, and the positioning block and the lower pressure plate cooperate to fix the product. The rotating motor drives the rotating platform to rotate, so that the welding gun performs 360° surrounding welding on the product.

[0012] Furthermore, in the above-mentioned upper and lower guard ring synchronous welding device, the welding gun adjustment mechanism has a height difference on both sides of the rotating platform, and a pad is provided under the second base of the welding gun adjustment mechanism on one side. The two guard rings can be synchronously welded at both ends at the same time.

[0013] It can be seen from the above technical scheme that the utility model has the following beneficial effects: the utility model described in the utility model is a synchronous welding device for upper and lower protective rings, which can place two protective rings in a positioning jig, and the welding gun is set at 180°, one is aimed at the upper protective ring, and the other is aimed at the lower protective ring. The two protective rings can be welded at the same time, and the cooperation between the downward pressure mechanism and the positioning jig can prevent the driving device from driving the protective ring to rotate during welding, thereby affecting the welding quality, improving the welding efficiency, and effectively reducing the deformation problem caused by welding. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of the structure of a synchronous welding device for upper and lower protective rings of the utility model;

[0015] Figure 2 This is a schematic diagram of the welding mechanism structure of the utility model;

[0016] Figure 3 This is a schematic diagram of the positioning jig structure of the utility model;

[0017] Figure 4 This is a schematic diagram of the structure of the welding gun adjustment mechanism of the utility model;

[0018] Figure 5 This is a schematic diagram of the structure of the drive device of the utility model.

[0019] In the figure: working platform 1, welding box 2, welding device 3, control device 4, baffle 21, top plate 22, bottom support block 23, upper support block 24, support column 25, pressing mechanism 31, welding mechanism 33, driving device 34, servo press 311, lower pressing plate 312, positioning piece 313, rotating platform 331, positioning jig 332, welding gun adjustment mechanism 333, double argon arc welding gun 334, rotating motor 341, electric slip ring 342, rotating mechanism 343, first base 3321, first cylinder 3322, first sliding block 3323, positioning block 3324, second base 3331, second cylinder 3332, second sliding block 3333, welding gun clamp 3334, cushion block 3335. DETAILED DESCRIPTION

[0020] Example 1

[0021] like Figure 1-2The shown device is a synchronous welding device for upper and lower protective rings, comprising: a working platform 1, a welding box 2, a welding device 3, and a control device 4; the welding box 2 is arranged above the working platform 1, and one side is open; the welding device 3 comprises: a pressing mechanism 31, a welding mechanism 33, and a driving device 34, the pressing mechanism 31 is arranged above the welding box 2, the welding mechanism 33 is arranged in the welding box 2, the driving device 34 is arranged below the welding box 2, the upper end is connected to the welding mechanism 33, and the driving device 34 is arranged in the working platform 1; the control device 4 is arranged above the welding box 2.

[0022] In this embodiment, the welding box 2 includes: a baffle 21, a top plate 22, a bottom support block 23, an upper support block 24, and a support column 25. The baffle 21 is arranged on the outside of the top plate 22 above and on the working platform 1 below. The bottom support block 23 is arranged on the working platform 1. In the box body surrounded by the baffle 21, the upper support block 24 is arranged below the top plate 22, and the support column 25 is arranged between the top plate 22 and the working platform 1.

[0023] like Figure 2 A synchronous welding device for upper and lower protective rings is shown, and the welding mechanism 33 includes: a rotating platform 331, a positioning jig 332, a welding gun adjustment mechanism 333, and a double argon arc welding gun 334. The rotating platform 331 is arranged in the middle of the welding box 2. The rotating platform 331 is a circular platform, which is arranged on the bottom support block 23, and a circular hole is provided in the middle to connect the driving device 34. The positioning jig 332 is arranged in the middle of the rotating platform 331. The welding gun adjustment mechanism 333 is arranged on the rotating platform 331, and is arranged 180° on both sides of the positioning jig 332. The double argon arc welding gun 334 is arranged on the welding gun adjustment mechanism 333.

[0024] like Figure 3 The upper and lower guard ring synchronous welding device shown in the figure, the positioning fixture 332 is symmetrically arranged on both sides of the rotating platform 331, and the direction is perpendicular to the welding gun adjustment mechanism 333. The positioning fixture 332 includes: a first base 3321, a first cylinder 3322, a first sliding block 3323, and a positioning block 3324. The first base 3321 is arranged on the rotating platform 331, the first cylinder 3322 is arranged on the first base 3321, the first sliding block 3323 is arranged on the first cylinder 3322, and is slidably connected to the first cylinder 3322. The positioning block 3324 is connected to the first sliding block 3323 and faces the center of the rotating platform 331. The first cylinder 3322 pushes the first sliding block 3323, so that the positioning block 3324 can clamp the product to be welded, fix and position the product, thereby improving the welding quality and preventing welding deformation.

[0025] Example 2

[0026] On the basis of Example 1, in this example, Figure 4 A synchronous welding device for upper and lower protective rings is shown, and the welding gun adjustment mechanism 333 includes: a second base 3331, a second cylinder 3332, a second sliding block 3333, and a welding gun clamp 3334. The second base 3331 is arranged on the rotating platform 331, the second cylinder 3332 is arranged on the second base 3331, the second sliding block 3333 is arranged on the second cylinder 3332, and is slidably connected to the second cylinder 3332, and the welding gun clamp 3334 is arranged on the second sliding block 3333.

[0027] In this embodiment, the welding gun adjustment mechanism 333 has a height difference on both sides of the rotating platform 331, and a cushion block 3335 is provided under the second base 3331 of the welding gun adjustment mechanism 333 on one side. One welding gun can be aimed at the upper protective ring and the other at the lower protective ring, and the rotating platform 331 rotates to drive the double argon arc welding guns 334 to perform 360° surrounding welding, and weld two protective rings at the same time.

[0028] like Figure 1 A synchronous welding device for upper and lower protective rings is shown, wherein the pressing mechanism 31 includes: a servo press 311, a lower pressing plate 312, and a positioning member 313. The servo press 311 is arranged above the welding box 2, and the lower pressing plate 312 is arranged in the welding box 2 and connected to the servo press 311. The positioning member 313 is arranged below the lower pressing plate 312, and the bottom of the positioning member 313 is opposite to the center position of the rotating platform 331.

[0029] like Figure 5 The synchronous welding device for upper and lower guard rings shown in the figure, the driving device 34 comprises: a rotating motor 341, an electric slip ring 342, and a rotating mechanism 343. The rotating motor 341 is arranged below the rotating platform 331, the electric slip ring 342 is arranged below the middle round hole of the rotating platform 331, and a top column is arranged inside. The top column passes through the middle round hole of the rotating platform 331 to the bottom of the positioning block 3324, and the rotating mechanism 343 is arranged at the middle round hole of the rotating platform 331 and connected to the rotating motor 341. The product is placed on the top column, and the positioning block 3324 cooperates with the lower pressure plate 312 to fix the product. The rotating motor 341 drives the rotating platform 331 to rotate, so that the welding gun performs 360° surrounding welding on the product.

[0030] It should be noted that the above is only a technical solution of the utility model and is not a limitation. Although the utility model is described in detail with reference to the preferred embodiments, a person skilled in the art should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A synchronous welding device for upper and lower protective rings, characterized in that: include: Working platform (1); A welding box (2), wherein the welding box (2) is arranged above the working platform (1) and has one side open; A welding device (3), the welding device (3) comprising: a pressing mechanism (31), a welding mechanism (33), and a driving device (34), the pressing mechanism (31) being arranged above the welding box (2), the welding mechanism (33) being arranged inside the welding box (2), and the driving device (34) being arranged below the welding box (2) and having an upper end connected to the welding mechanism (33); The welding mechanism (33) comprises: a rotating platform (331), a positioning fixture (332), a welding gun adjustment mechanism (333), and a double argon arc welding gun (334); the rotating platform (331) is arranged in the middle of the welding box (2); the positioning fixture (332) is arranged in the middle of the rotating platform (331); the welding gun adjustment mechanism (333) is arranged on the rotating platform (331) and at 180° on both sides of the positioning fixture (332); and the double argon arc welding gun (334) is arranged on the welding gun adjustment mechanism (333); A control device (4) is arranged above the welding box (2).

2. The synchronous welding device for upper and lower protective rings according to claim 1, characterized in that: The welding box (2) comprises: a baffle (21), a top plate (22), a bottom support block (23), an upper support block (24), and a support column (25); the baffle (21) is arranged on the outside of the top plate (22) at the top and on the working platform (1) at the bottom; the bottom support block (23) is arranged on the working platform (1); in the box body surrounded by the baffle (21), the upper support block (24) is arranged below the top plate (22); and the support column (25) is arranged between the top plate (22) and the working platform (1).

3. The synchronous welding device for upper and lower protective rings according to claim 1, characterized in that: The rotating platform (331) is a circular platform, which is arranged on the bottom support block (23) and has a circular hole in the middle for connecting the driving device (34).

4. The synchronous welding device for upper and lower protective rings according to claim 1, characterized in that: The positioning jig (332) is symmetrically arranged on both sides of the rotating platform (331) and is perpendicular to the welding gun adjustment mechanism (333). The positioning jig (332) comprises: a first base (3321), a first cylinder (3322), a first sliding block (3323), and a positioning block (3324). The first base (3321) is arranged on the rotating platform (331), the first cylinder (3322) is arranged on the first base (3321), the first sliding block (3323) is arranged on the first cylinder (3322) and is slidably connected to the first cylinder (3322), and the positioning block (3324) is connected to the first sliding block (3323) and is opposite to the center position of the rotating platform (331).

5. The synchronous welding device for upper and lower protective rings according to claim 1, characterized in that: The welding gun adjustment mechanism (333) comprises: a second base (3331), a second cylinder (3332), a second sliding block (3333), and a welding gun clamp (3334); the second base (3331) is arranged on the rotating platform (331); the second cylinder (3332) is arranged on the second base (3331); the second sliding block (3333) is arranged on the second cylinder (3332) and is slidably connected to the second cylinder (3332); and the welding gun clamp (3334) is arranged on the second sliding block (3333).

6. The synchronous welding device for upper and lower protective rings according to claim 1, characterized in that: The pressing mechanism (31) comprises: a servo press (311), a lower pressing plate (312), and a positioning member (313); the servo press (311) is arranged above the welding box (2); the lower pressing plate (312) is arranged inside the welding box (2) and connected to the servo press (311); the positioning member (313) is arranged below the lower pressing plate (312); and the lower part of the positioning member (313) is directly opposite to the center position of the rotating platform (331).

7. The synchronous welding device for upper and lower protective rings according to claim 1, characterized in that: The driving device (34) comprises: a rotating motor (341), an electric slip ring (342), and a rotating mechanism (343); the rotating motor (341) is arranged below the rotating platform (331); the electric slip ring (342) is arranged below the middle circular hole of the rotating platform (331); a top column is arranged inside the rotating motor (341); the top column passes through the middle circular hole of the rotating platform (331) to the bottom of the positioning block (3324); the rotating mechanism (343) is arranged at the middle circular hole of the rotating platform (331) and is connected to the rotating motor (341).

8. The synchronous welding device for upper and lower protective rings according to claim 7, characterized in that: The welding gun adjustment mechanism (333) has a height difference on both sides of the rotating platform (331), and a cushion block (3335) is provided under the second base (3331) of the welding gun adjustment mechanism (333) on one side.

Images