CN219310674U

CN219310674U - Thin-wall pipe processing jig

Info

Publication number: CN219310674U
Application number: CN202223446650.8U
Authority: CN
Inventors: 郑洪水
Original assignee: Jiangsu Kesen Medical Devices Co ltd
Current assignee: Jiangsu Kesen Medical Devices Co ltd
Priority date: 2022-12-22
Filing date: 2022-12-22
Publication date: 2023-07-07
Anticipated expiration: 2032-12-22

Abstract

The utility model discloses a thin-wall tube processing jig, which comprises: mounting table, locating plate and pushing down the mechanism, be provided with a holding groove in the length direction of locating plate's one end perpendicular to mounting groove, this holding inslot portion is provided with a pad platform, be located the mounting groove top and be provided with the pushing down mechanism that is used for pressing the machined part, be located the upper surface of mounting table and be provided with an installation piece in the one side that is close to the holding groove, the top fixed mounting of this installation piece has a rotatory clamping jaw, the machined part is located between pad platform and the briquetting, pushing down the mechanism further includes: the fixed block, rotatory depression bar, clamp plate and actuating mechanism, the fixed block that has the through-hole is installed in one side of support frame, and actuating mechanism is located the below of fixed block, and the bottom of the other end is connected with the clamp plate, and the middle part of this rotatory depression bar has a slide hole that supplies the slide bar to connect. The thin-wall pipe processing jig has the advantages of effectively avoiding the condition that the whole fixation is influenced by the arching of the thin-wall pipe, improving the position precision of the thin-wall pipe and improving the whole welding effect.

Description

Thin-wall pipe processing jig

Technical Field

The utility model relates to the technical field of precision part machining, in particular to a thin-wall pipe machining jig.

Background

The thin-wall long tube is a typical component commonly used in engineering, and the production and manufacture of the thin-wall long tube usually adopts a processing mode of straight seam splice welding after cold bending and forming of a rolled steel plate. Because the wall thickness of the thin-wall long tube is smaller and is generally 2.5-4.5 mm, the rolling forming is very difficult, the input cost is very high even if the rolling forming is realized, and the working procedure is complex after the forming.

In the existing production, a thin-wall long tube and a connector are required to be welded by using laser, the requirement on the assembly clearance of a welding seam of a part is very high, and when the welding seam is in butt joint, materials on two sides cannot be overlapped, misplaced or distorted on the premise of ensuring the requirement on a molded surface.

However, in the process of machining, the tube body of the thin-walled tube is easily arched due to the large length of the thin-walled tube, so that the fixing effect is affected, and the fixing end position is deviated.

Disclosure of Invention

The utility model aims to provide a thin-wall pipe machining jig which can effectively avoid the condition that the whole fixation is influenced by the arching of a thin-wall pipe, improve the position precision of the thin-wall pipe and improve the whole welding effect.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a thin-walled tube processing jig, comprising: the device comprises a mounting table, a positioning plate and a pressing mechanism, wherein the positioning plate is arranged at the top of the mounting table, the upper surface of the positioning plate is provided with a mounting groove for placing a workpiece, one end of the positioning plate is provided with a containing groove perpendicular to the length direction of the mounting groove, a pad table is arranged in the containing groove, and the pressing mechanism for pressing the workpiece is arranged above the mounting groove;

a mounting block is arranged on the upper surface of the mounting table and is close to one side of the accommodating groove, a rotary clamping jaw is fixedly arranged at the top of the mounting block, the rotary clamping jaw comprises a pressing part and a clamping part, the clamping part with a mounting hole is positioned above the accommodating groove, the mounting hole is used for detachably connecting a pressing block with a fixing rod, and a machined piece is positioned between the pad table and the pressing block;

the pressing mechanism further includes: fixed block, rotatory depression bar, clamp plate and actuating mechanism, the fixed block that has the through-hole is installed in one side of support frame, actuating mechanism is located the below of fixed block, and the expansion end of this actuating mechanism upwards passes through the through-hole and a link fixed connection that has the slide bar, rotate between one end and the fixed block of rotatory depression bar, the bottom of the other end is connected with the clamp plate, the middle part of this rotatory depression bar has a slide hole that supplies the slide bar to connect, when actuating mechanism extends, the link upwards promotes rotatory depression bar and winds the pivoting.

The further improved scheme in the technical scheme is as follows:

1. in the above scheme, the briquetting further includes disc, layering, the disc top is connected with the dead lever, and its bottom dead lever is connected with the layering, the machined part is located between pad platform and the layering.

2. In the above scheme, the fixing rod is a screw rod, and a nut is sleeved on the outer wall of the fixing rod and positioned on the upper side and the lower side of the clamping part.

3. In the scheme, a gasket is arranged between the nut and the clamping part.

4. In the scheme, the pressing plate is an aluminum plate.

Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

the utility model relates to a thin-wall pipe processing jig, which is positioned on the upper surface of a mounting table, one side close to a containing groove is provided with a mounting block, the top of the mounting block is fixedly provided with a rotary clamping jaw, the rotary clamping jaw comprises a pressing part and a clamping part, the clamping part with a mounting hole is positioned above the containing groove, the mounting hole is used for detachably connecting a pressing block with a fixing rod, a workpiece is positioned between a pad table and the pressing block, a positioning plate with the mounting groove is arranged on the top of a support frame, the mounting groove is used for mounting a thin-wall pipe, the fixing block with a through hole is arranged on one side of the support frame, a driving mechanism is positioned below the fixing block, the movable end of the driving mechanism upwards passes through the through hole and is fixedly connected with a connecting frame with a sliding rod, one end of the rotary clamping rod is in rotary connection with the fixing block, the bottom of the other end of the rotary clamping rod is connected with a pressing plate, when the driving mechanism stretches, the connecting frame upwards pushes the rotary clamping rod to rotate around a shaft, one end of the thin-wall pipe is pressed on the top of the pad table through the pressing block, and accordingly, the movable end of the driving mechanism drives the connecting frame to move down along the sliding rod to push the sliding rod to move down, and the whole position of the thin-wall pipe is prevented from affecting the whole position of the thin-wall pipe, and the whole pipe is welded, the effect is improved.

Drawings

FIG. 1 is a schematic diagram of the whole structure of the thin-walled tube processing jig of the utility model;

FIG. 2 is a schematic diagram of a partial structure of the thin-walled tube processing jig of the present utility model;

FIG. 3 is a schematic view of a partial structural section of the thin-walled tube processing jig of the present utility model;

FIG. 4 is an enlarged view of the utility model at A of FIG. 3;

fig. 5 is a schematic structural view of a pressing mechanism in the present utility model.

In the above figures: 1. a positioning plate; 100. a work piece; 101. a mounting groove; 2. a support frame; 3. a pressing mechanism; 4. a fixed block; 41. a through hole; 5. rotating the compression bar; 51. pressing down the straight plate; 52. l-shaped connecting plates; 6. a pressing plate; 7. a driving mechanism; 8. a connecting frame; 9. a slide bar; 10. a slide hole; 11. a receiving groove; 12. a pad table; 25. a mounting table; 26. a mounting block; 27. rotating the clamping jaw; 271. a pressing part; 272. a clamping part; 28. a mounting hole; 29. a fixed rod; 30. briquetting; 301. a disc; 302. pressing strips; 31. a nut; 32. a gasket.

Detailed Description

The present patent will be further understood by the specific examples given below, which are not intended to be limiting.

Example 1: a thin-walled tube processing jig, comprising: the device comprises a mounting table 25, a positioning plate 1 and a pressing mechanism 3, wherein the positioning plate 1 is arranged at the top of the mounting table 25, a mounting groove 101 for placing a workpiece 100 is formed in the upper surface of the positioning plate 1, an accommodating groove 11 is formed in one end of the positioning plate 1 perpendicular to the length direction of the mounting groove 101, a cushion table 12 is arranged in the accommodating groove 11, and the pressing mechanism 3 for pressing the workpiece 100 is arranged above the mounting groove 101;

the first machined part is placed in the mounting groove of the positioning plate, so that the first machined part is initially positioned, one end of the first machined part is fixed on the pad table through the pressing block of the rotary clamping jaw, and the second machined part is mounted at the other end of the same positioning block;

a mounting block 26 is arranged on the upper surface of the mounting table 25 and is close to one side of the accommodating groove 11, a rotary clamping jaw 27 is fixedly arranged on the top of the mounting block 26, the rotary clamping jaw 27 comprises a pressing part 271 and a clamping part 272, the clamping part 272 with a mounting hole 28 is arranged above the accommodating groove 11, the mounting hole 28 is used for detachably connecting a pressing block 30 with a fixing rod 29, and the machined part 100 is arranged between the pad table 12 and the pressing block 30;

the movable end of the driving mechanism pushes the connecting frame downwards, so that the connecting frame moves downwards and drives the sliding rod to move downwards along the sliding hole, and the rotating clamping jaw is pushed to rotate to be closed in the process of moving the sliding rod downwards, so that the pressing plate presses the thin-wall pipe in the mounting groove.

The pressing mechanism 3 further includes: the fixing block 4, the rotary compression bar 5, the pressing plate 6 and the driving mechanism 7, the fixing block 4 with the through hole 41 is arranged on one side of the supporting frame 2, the driving mechanism 7 is positioned below the fixing block 4, the movable end of the driving mechanism 7 upwards passes through the through hole 41 and is fixedly connected with a connecting frame 8 with a sliding rod 9, one end of the rotary compression bar 5 is rotationally connected with the fixing block 4, the bottom of the other end is connected with the pressing plate 6, the middle part of the rotary compression bar 5 is provided with a sliding hole 10 for the sliding rod 9 to connect, and when the driving mechanism 7 stretches, the connecting frame 8 upwards pushes the rotary compression bar 5 to rotate around the shaft.

The pressing block 30 further comprises a disc 301 and a pressing bar 302, the top of the disc 301 is connected with the fixing rod 29, the bottom fixing rod is connected with the pressing bar 302, and the workpiece 100 is located between the pad 12 and the pressing bar 302.

The fixing rod 29 is a screw rod, and a nut 31 is sleeved on the outer wall of the fixing rod 29 and positioned on the upper side and the lower side of the clamping part 272; a washer 32 is provided between the nut 31 and the clamp 272.

The length of the workpiece is 3 times the length of the pressing plate 6.

The driving mechanism 7 is an ejector cylinder.

Example 2: a processing jig, comprising: the device comprises a mounting table 25, a positioning plate 1 and a pressing mechanism 3, wherein the positioning plate 1 is arranged at the top of the mounting table 25, a mounting groove 101 for placing a workpiece 100 is formed in the upper surface of the positioning plate 1, an accommodating groove 11 is formed in one end of the positioning plate 1 perpendicular to the length direction of the mounting groove 101, a cushion table 12 is arranged in the accommodating groove 11, and the pressing mechanism 3 for pressing the workpiece 100 is arranged above the mounting groove 101;

the pressing mechanism 3 further includes: the fixing block 4 is arranged at one side of the supporting frame 2, the driving mechanism 7 is positioned below the fixing block 4, the movable end of the driving mechanism 7 upwards passes through the through hole 41 and is fixedly connected with a connecting frame 8 provided with a sliding rod 9, one end of the rotating pressing rod 5 is rotationally connected with the fixing block 4, the bottom of the other end is connected with the pressing plate 6, the middle part of the rotating pressing rod 5 is provided with a sliding hole 10 for connecting the sliding rod 9, and when the driving mechanism 7 stretches, the connecting frame 8 upwards pushes the rotating pressing rod 5 to rotate around a shaft;

one end pressfitting of thin wall pipe is at pad bench top through the briquetting of rotatory clamping jaw to realize on the fixed basis of thin wall pipe tip, drive the link through actuating mechanism's loose end and move down, make the slide bar move down along the slide hole, thereby promote rotatory drive clamp plate of rotatory depression bar and push down the thin wall pipe in the mounting groove, effectively avoid thin wall pipe arch to influence the circumstances of whole fixed, improved the position accuracy of thin wall pipe, improved holistic welding effect.

The fixing rod 29 is a screw rod, and a nut 31 is sleeved on the outer wall of the fixing rod 29 and positioned on the upper and lower sides of the clamping portion 272.

The pressing plate 6 is an aluminum plate, and the length of the workpiece is 2 times the length of the pressing plate 6.

The driving mechanism 7 is a telescopic motor.

The working principle of the utility model is as follows:

when the positioning device is used, a first workpiece is placed in the mounting groove of the positioning plate, so that the first workpiece is initially positioned, one end of the first workpiece is fixed on the pad table through the pressing block of the rotary clamping jaw, and a second workpiece is mounted at the other end of the same positioning block;

When adopting above-mentioned thin wall pipe processing tool, it is through the briquetting of rotatory clamping jaw with the one end pressfitting of thin wall pipe at pad bench top to realize on the fixed basis of thin wall pipe end, drive the link through actuating mechanism's expansion end and move down, make the slide bar move down along the slide hole, thereby promote rotatory depression bar rotation drive clamp plate and push down the thin wall pipe in the mounting groove, effectively avoid the thin wall pipe to arch to influence the wholly fixed condition, improved the position accuracy of thin wall pipe, improved holistic welding effect.

The above embodiments are provided to illustrate the technical concept and features of the present utility model and are intended to enable those skilled in the art to understand the content of the present utility model and implement the same, and are not intended to limit the scope of the present utility model. All equivalent changes or modifications made in accordance with the spirit of the present utility model should be construed to be included in the scope of the present utility model.

Claims

1. A thin-walled tube processing tool, its characterized in that: comprising the following steps: the device comprises a mounting table (25), a positioning plate (1) and a pressing mechanism (3), wherein the positioning plate (1) is arranged at the top of the mounting table (25), an installation groove (101) for placing a workpiece (100) is formed in the upper surface of the positioning plate (1), a containing groove (11) is formed in one end of the positioning plate (1) perpendicular to the length direction of the installation groove (101), a pad table (12) is arranged in the containing groove (11), and the pressing mechanism (3) for pressing the workpiece (100) is arranged above the installation groove (101);

a mounting block (26) is arranged on the upper surface of the mounting table (25) and is close to one side of the accommodating groove (11), a rotary clamping jaw (27) is fixedly arranged at the top of the mounting block (26), the rotary clamping jaw (27) comprises a pressing part (271) and a clamping part (272), the clamping part (272) with a mounting hole (28) is arranged above the accommodating groove (11), the mounting hole (28) is used for detachably connecting a pressing block (30) with a fixing rod (29), and a workpiece (100) is arranged between the pad table (12) and the pressing block (30);

the pressing mechanism (3) further includes: fixed block (4), rotatory depression bar (5), clamp plate (6) and actuating mechanism (7), have through-hole (41) fixed block (4) installs in one side of support frame (2), actuating mechanism (7) are located the below of fixed block (4), and the expansion end of this actuating mechanism (7) upwards pass through-hole (41) and link (8) fixed connection that have slide bar (9), rotate between one end and fixed block (4) of rotatory depression bar (5) and be connected, the bottom of the other end is connected with clamp plate (6), the middle part of this rotatory depression bar (5) has one and supplies slide bar (9) to connect slide hole (10), when actuating mechanism (7) are elongated, link (8) upwards promote rotatory depression bar (5) and rotate around the axle.

2. The thin-walled tube processing jig of claim 1, wherein: the pressing block (30) further comprises a disc (301) and a pressing bar (302), the top of the disc (301) is connected with a fixing rod (29), the bottom fixing rod of the disc is connected with the pressing bar (302), and the workpiece (100) is located between the pad table (12) and the pressing bar (302).

3. The thin-walled tube processing jig of claim 1, wherein: the fixing rod (29) is a screw rod, and nuts (31) are arranged on the upper side and the lower side of the clamping part (272) and sleeved on the outer wall of the fixing rod (29).

4. The thin-walled tube processing jig of claim 3, wherein: a gasket (32) is arranged between the nut (31) and the clamping part (272).

5. The thin-walled tube processing jig of claim 1, wherein: the pressing plate (6) is an aluminum plate.