CN214211833U

CN214211833U - Stainless steel pipe machine

Info

Publication number: CN214211833U
Application number: CN202023067992.XU
Authority: CN
Inventors: 杨运钢; 黄亚娟
Original assignee: Guangzhou Yongsheng Iron And Steel Product Co ltd
Current assignee: Guangzhou Yongsheng Iron And Steel Product Co ltd
Priority date: 2020-12-18
Filing date: 2020-12-18
Publication date: 2021-09-17
Anticipated expiration: 2030-12-18

Abstract

The utility model discloses a stainless steel pipe machine, which comprises a platform, wherein a middle bent plate compression roller set and an edge bent plate compression roller set are arranged on the platform along the conveying direction of a stainless steel plate, and the edge bent plate compression roller set comprises a pair of first edge compression roller and a pair of second edge compression roller which are arranged in parallel; first edge compression roller and second edge compression roller wherein connect through first interval adjustment mechanism between one end, connect through spacing stable structure between the two other ends. The utility model provides a nonrust steel pipe machine, the crooked accuracy of edge of corrosion resistant plate is favorable to improving the quality of nonrust steel pipe behind the tubulation.

Description

Stainless steel pipe machine

Technical Field

The utility model relates to a nonrust steel pipe production field especially relates to a nonrust steel pipe machine.

Background

In the process of manufacturing the stainless steel tube, a plurality of groups of press rolls are needed to gradually bend the stainless steel plate into a tube shape. The press roller group comprises a middle bent plate press roller group acting on the middle part of the stainless steel plate and an edge bent plate press roller group acting on the edge of the stainless steel plate close to the edge. The traditional edge bending plate press roll set basically adopts a mode that a rotating shaft is vertically arranged, the lower end of the traditional edge bending plate press roll set is fixed, but the upper end of the traditional edge bending plate press roll set is not fixed, in the long-time bending plate operation process, the axis of the edge bending plate press roll is easy to deflect in different degrees under the reaction force of a stainless steel plate on the edge bending plate press roll, so that the bending plate effect is poor, the quality of a stainless steel pipe after pipe manufacturing is reduced, and meanwhile, the service life of the edge bending plate press roll is also shortened.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a nonrust steel pipe machine, the crooked accuracy of corrosion resistant plate's edge is favorable to improving the quality of nonrust steel pipe behind the tubulation.

In order to achieve the purpose, the utility model provides a stainless steel pipe machine, which comprises a platform, wherein a middle bent plate compression roller group and an edge bent plate compression roller group are arranged on the platform along the conveying direction of a stainless steel plate, and the edge bent plate compression roller group comprises a pair of first edge compression roller and a pair of second edge compression roller which are arranged in parallel; first edge compression roller and second edge compression roller wherein connect through first interval adjustment mechanism between one end, connect through spacing stable structure between the two other ends.

As a further improvement of the utility model, the first edge compression roller is provided with a first rotating shaft protruding the end part of the first edge compression roller, and the second edge compression roller is provided with a second rotating shaft protruding the end part of the second edge compression roller; the limiting and stabilizing structure comprises a bar-shaped block; the strip-shaped block is provided with a strip-shaped guide groove and a positioning groove; the first rotating shaft is in sliding fit with the strip-shaped guide groove; the second rotating shaft is in inserting fit with the positioning groove; the bar block is connected with a position adjusting structure of a first rotating shaft.

As a further improvement of the present invention, the position adjusting structure comprises a first screw rod and a first operating portion which are connected with each other; the top end of the first screw penetrates into the strip-shaped guide groove from the side wall of the strip-shaped block and is in contact with the first rotating shaft; the first screw rod is in threaded connection with the strip-shaped block.

As a further improvement of the utility model, the strip-shaped block is provided with a clamping structure of the cooling liquid spray pipe; the clamping structure comprises a clamping seat and an elastic clamping sheet, wherein one end of the clamping seat is hinged with one end of the elastic clamping sheet; the other ends of the clamping seat and the elastic clamping piece are detachably connected through a connecting piece.

As a further improvement of the present invention, the first distance adjusting mechanism includes a first distance adjusting fixing seat, and the first distance adjusting fixing seat is provided with a first guide rail and a second screw rod; the first guide rail is connected with two first sliding blocks in a sliding manner; the two first sliding blocks are in threaded connection with the second screw rod, and the thread directions of the two first sliding blocks are opposite; a second operating part is arranged on the second screw rod; the first edge pressing roller and the second edge pressing roller are respectively arranged on the two first sliding blocks.

As a further improvement of the utility model, the middle bent plate compression roller group is connected with the platform through a second spacing adjusting mechanism; the second distance adjusting mechanism comprises a lower seat body, a second guide rail and an upper seat body which are sequentially connected, and a second sliding block is arranged on the second guide rail; a height adjusting mechanism is connected between the upper seat body and the second sliding block; the middle bent plate press roller group comprises an upper press roller and a lower support roller; the upper press roller is rotationally connected with the second sliding block; the lower supporting roller is rotatably connected with the lower seat body.

As a further improvement of the present invention, the height adjustment mechanism includes a worm and a third operation portion linked by a worm wheel; the lower end of the worm is rotationally connected with the second sliding block, and the upper end of the worm is connected with the upper seat body; the worm wheel and the third operating part are both arranged on the upper base body.

As a further improvement of the present invention, the second slider includes an upper block, a lower block and a fourth screw, and both the upper block and the lower block are slidably fitted with the second guide rail; the lower end of the fourth screw is rotatably connected with the lower block body, and the upper end of the fourth screw is in threaded connection with a fourth operating part arranged on the upper block body; the upper press roller is arranged on the lower block body; the thread pitch of the fourth screw is smaller than that of the worm.

Advantageous effects

Compared with the prior art, the utility model discloses a nonrust steel pipe machine's advantage does:

1. first edge compression roller and second edge compression roller wherein connect through first interval adjustment mechanism between one end, connect through spacing stable structure between the two other ends. This structure not only can let two marginal compression rollers realize the interval and adjust to the nonrust steel pipe shaping that adapts to different size requirements, the axis of two marginal compression rollers can not appear deflecting after long-time work in addition yet, and the bending accuracy of stainless steel plate is high, the long service life of the curved board compression roller group in edge.

2. The second rotating shaft of the second edge pressing roller is fixed relative to the strip-shaped block, the first rotating shaft of the first edge pressing roller can slide relative to the strip-shaped guide groove of the strip-shaped block, the relative position of the second edge pressing roller and the first edge pressing roller can be adjusted by operating the first screw and matching the first interval adjusting mechanism, and the axes of the two edge pressing rollers are ensured not to deflect. The device has the advantages of simple structure, low production cost and convenient operation.

3. The screw thread interval of fourth screw rod is less than the screw thread interval of worm, then the height adjustment mechanism between upper base body and the second slider is used for the coarse adjustment of upper compression roller and lower support roller interval, and the fourth screw rod is used for the fine setting of upper compression roller and lower support roller interval, both can reach higher precision, can realize quick adjustment moreover, raises the efficiency.

4. But clamping structure centre gripping coolant liquid spray tube on the bar piece utilizes elasticity holding piece can provide the pretightning force of centre gripping, also can improve the adaptability to different diameter coolant liquid spray tubes simultaneously.

The invention will become more apparent from the following description when taken in conjunction with the accompanying drawings which illustrate embodiments of the invention.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a front view of a stainless steel pipe machine;

FIG. 2 is a top view of an edge panel press roll set, a first spacing adjustment mechanism, and a limit stabilization structure;

FIG. 3 is an enlarged view of a portion of the clamping structure;

fig. 4 is a side view of the middle bent plate press roller group and the second gap adjusting mechanism.

Detailed Description

Embodiments of the present invention will now be described with reference to the accompanying drawings.

Examples

The utility model discloses a specific embodiment is as shown in fig. 1 to fig. 4, a stainless steel pipe machine, including platform 1, be equipped with middle part bent plate compression roller set 2 and marginal bent plate compression roller set 5 along corrosion resistant plate direction of delivery on the platform 1, marginal bent plate compression roller set 5 includes a pair of first marginal compression roller 51 and the marginal compression roller 52 of arranging side by side. The lower ends of the first edge pressing roller 51 and the second edge pressing roller 52 are connected through a first spacing adjusting mechanism 6, and the upper ends of the first edge pressing roller 51 and the second edge pressing roller 52 are connected through a limiting and stabilizing structure 7.

The first edge pressing roller 51 is provided with a first rotating shaft 511 protruding from an end thereof, and the second edge pressing roller 52 is provided with a second rotating shaft 521 protruding from an end thereof. The positive displacement stabilizing structure 7 comprises bar-shaped blocks 71. The bar block 71 is provided with a bar guide groove 72 and a positioning groove 73. The first rotation shaft 511 is slidably fitted to the bar-shaped guide groove 72. The second shaft 521 is inserted into the positioning slot 73. The bar 71 is connected to a position adjusting structure of the first rotating shaft 511.

The position adjustment structure includes a first screw 74 and a first operation portion 75 connected. The first operating portion 75 is a polygonal cylinder that can be screwed with a wrench. The tip of the first screw 74 penetrates into the strip guide groove 72 from the side wall of the strip block 71 and contacts the first rotating shaft 511. The first screw 74 is screw-coupled to the bar 71.

The bar-shaped blocks 71 are provided with a clamping structure 8 of the cooling liquid spray pipe. The clamping structure 8 comprises a clamping seat 81 and an elastic clamping sheet 82, wherein one end of the clamping seat 81 and one end of the elastic clamping sheet are hinged. The other ends of the holder 81 and the elastic holding piece 82 are detachably connected by a connecting piece 83. The clamping seat 81 is fixedly connected with the bar-shaped block 71.

First interval adjustment mechanism 6 includes first interval adjustment fixing base 61, first interval adjustment fixing base 61 and platform 1 fixed connection. The first distance adjusting fixing seat 61 is provided with a first guide rail 62 and a second screw 64. Two first sliding blocks 63 are slidably connected to the first guide rail 62. The two first sliding blocks 63 are both in threaded connection with the second screw 64, and the thread directions of the two first sliding blocks 63 are opposite. The second screw 64 is provided with a second operation portion 65. The second operation portion 65 is a polygonal cylinder that can be screwed with a wrench. The first edge pressing roller 51 and the second edge pressing roller 52 are respectively provided on the two first sliders 63.

The middle bent plate press roll group 2 is connected with the platform 1 through a second distance adjusting mechanism 3. The second distance adjusting mechanism 3 includes a lower seat body 31, a second guide rail 33, and an upper seat body 32, which are connected in sequence, and the second guide rail 33 is vertically arranged. The second guide rail 33 is provided with a second slider 34. A height adjusting mechanism 4 is connected between the upper base 32 and the second slide block 34. The middle bending roll group 2 includes an upper press roll 21 and a lower press roll 22. The upper press roller 21 is rotatably connected to the second slider 34. The lower support roller 22 is rotatably connected to the lower seat body 31. The lower seat body 31, the second slide block 34, the second guide rail 33 and the upper seat body 32 are arranged in two groups and arranged in parallel left and right.

The height adjustment mechanism 4 includes a worm 41 and a third operation portion 42 linked by a worm wheel. The third operation portion 42 is a hand wheel. The lower end of the worm 41 is rotatably connected with the second slide block 34, and the upper end of the worm 41 is connected with the upper seat body 32. Both the worm wheel and the third operating portion 42 are provided on the upper seat body 32. The third operating portion 42 is disposed on one of the upper seat 32, and the worm 41 and the worm wheel are disposed on the upper seats 32 on both sides. The worm wheel on the upper seat body 32 on one side is linked with the worm wheel on the upper seat body 32 on the other side through the linkage shaft 43 and the universal joint 44, so that the height of the second sliding blocks 34 on the left side and the right side can be adjusted simultaneously by operating one third operating part 42.

The second slider 34 includes an upper block 342, a lower block 341, and a fourth screw 343, and the upper block 342 and the lower block 341 are slidably fitted to the second rail 33. The fourth screw 343 has a lower end connected to the lower block 341 and an upper end threadedly connected to the fourth operating portion 344 provided in the upper block 342. The fourth operating portion 344 is a nut. The upper press roller 21 is provided on the lower block 341. The pitch of the threads of the fourth screw 343 is smaller than the pitch of the threads of the worm 41. The height of the upper press roller 21 can be finely adjusted by rotating the fourth operating part 344 with a wrench.

The present invention has been described above with reference to the preferred embodiments, but the present invention is not limited to the above-disclosed embodiments, and various modifications, equivalent combinations, which are made according to the essence of the present invention, should be covered.

Claims

1. A stainless steel pipe machine comprises a platform (1), wherein a middle bent plate press roll group (2) and an edge bent plate press roll group (5) are arranged on the platform (1) along the conveying direction of a stainless steel plate, and the stainless steel pipe machine is characterized in that the edge bent plate press roll group (5) comprises a pair of first edge press rolls (51) and second edge press rolls (52) which are arranged in parallel; one ends of the first edge pressing roller (51) and the second edge pressing roller (52) are connected through a first interval adjusting mechanism (6), and the other ends of the first edge pressing roller and the second edge pressing roller are connected through a limiting and stabilizing structure (7).

2. The stainless steel pipe machine according to claim 1, wherein the first edge pressing roller (51) is provided with a first rotating shaft (511) protruding from an end thereof, and the second edge pressing roller (52) is provided with a second rotating shaft (521) protruding from an end thereof; the limiting and stabilizing structure (7) comprises a bar-shaped block (71); the strip-shaped block (71) is provided with a strip-shaped guide groove (72) and a positioning groove (73); the first rotating shaft (511) is in sliding fit with the strip-shaped guide groove (72); the second rotating shaft (521) is in inserted fit with the positioning groove (73); the bar block (71) is connected with a position adjusting structure of a first rotating shaft (511).

3. A stainless steel pipe machine according to claim 2, wherein the position adjustment structure comprises a first screw (74) and a first operating portion (75) connected; the top end of the first screw (74) penetrates into the strip-shaped guide groove (72) from the side wall of the strip-shaped block (71) and is in contact with the first rotating shaft (511); the first screw (74) is in threaded connection with the bar-shaped block (71).

4. A machine for manufacturing tubes made of stainless steel according to claim 2 or 3, characterized in that said strip-shaped blocks (71) are provided with a clamping structure (8) of cooling fluid nozzles; the clamping structure (8) comprises a clamping seat (81) and an elastic clamping sheet (82) which are hinged at one end; the other ends of the clamping seat (81) and the elastic clamping sheet (82) are detachably connected through a connecting piece (83).

5. The stainless steel pipe machine according to claim 1, wherein the first spacing adjustment mechanism (6) comprises a first spacing adjustment fixing seat (61), and a first guide rail (62) and a second screw rod (64) are arranged on the first spacing adjustment fixing seat (61); two first sliding blocks (63) are connected on the first guide rail (62) in a sliding way; the two first sliding blocks (63) are in threaded connection with the second screw (64), and the thread directions of the two first sliding blocks (63) are opposite; a second operation part (65) is arranged on the second screw (64); the first edge pressing roller (51) and the second edge pressing roller (52) are respectively arranged on two first sliding blocks (63).

6. A stainless steel pipe machine according to claim 1, characterized in that the middle bending plate press roll group (2) is connected with the platform (1) through a second spacing adjustment mechanism (3); the second distance adjusting mechanism (3) comprises a lower seat body (31), a second guide rail (33) and an upper seat body (32) which are sequentially connected, and a second sliding block (34) is arranged on the second guide rail (33); a height adjusting mechanism (4) is connected between the upper seat body (32) and the second sliding block (34); the middle bent plate press roll group (2) comprises an upper press roll (21) and a lower support roll (22); the upper press roll (21) is rotationally connected with the second sliding block (34); the lower support roller (22) is rotatably connected with the lower seat body (31).

7. A stainless steel pipe machine according to claim 6, characterized in that said height adjustment mechanism (4) comprises a worm (41) and a third operating portion (42) linked by a worm gear; the lower end of the worm (41) is rotationally connected with the second sliding block (34), and the upper end of the worm (41) is connected with the upper seat body (32); the worm wheel and the third operating part (42) are both arranged on the upper base body (32).

8. A machine as claimed in claim 7, characterized in that said second slider (34) comprises an upper block (342), a lower block (341) and a fourth screw (343), both the upper block (342) and the lower block (341) being in sliding engagement with the second guide (33); the lower end of the fourth screw rod (343) is connected with the lower block body (341), and the upper end of the fourth screw rod is in threaded connection with a fourth operating part (344) arranged on the upper block body (342); the upper press roller (21) is arranged on the lower block body (341); the pitch of the threads of the fourth screw (343) is smaller than the pitch of the threads of the worm (41).