CN108057735B - General-purpose steel tube straightening mechanism - Google Patents
General-purpose steel tube straightening mechanism Download PDFInfo
- Publication number
- CN108057735B CN108057735B CN201711343824.9A CN201711343824A CN108057735B CN 108057735 B CN108057735 B CN 108057735B CN 201711343824 A CN201711343824 A CN 201711343824A CN 108057735 B CN108057735 B CN 108057735B
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- straightening
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- block
- circular ring
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 52
- 239000010959 steel Substances 0.000 title claims abstract description 52
- 230000007246 mechanism Effects 0.000 title claims abstract description 44
- 239000000463 material Substances 0.000 claims description 18
- 238000004513 sizing Methods 0.000 claims description 7
- 239000003638 chemical reducing agent Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 16
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001739 rebound effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
- B21D3/02—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts by rollers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/003—Positioning devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Heat Treatment Of Articles (AREA)
- Straightening Metal Sheet-Like Bodies (AREA)
Abstract
The invention provides a general steel tube straightening mechanism which comprises a first circular ring and a second circular ring which are respectively and fixedly connected through a first fixed block and a second fixed block, wherein a gap is reserved between the first circular ring and the second circular ring, a plurality of sliding blocks which are in sliding connection are arranged on the gap, a driven gear ring is arranged on the outer wall of the second circular ring, the driven gear ring and the sliding blocks are respectively and fixedly connected through cushion blocks, a fourth cylinder is arranged on each sliding block, a fourth ejector rod penetrates through the sliding blocks and is rotationally connected with a straightening roller, and a driving gear meshed with the driven gear ring is arranged on the side part of the driven gear ring. The universal steel tube straightening mechanism can straighten the steel tube through a simple structure, and on the basis of stable post positioning, the straightening effect of the steel tube is ensured by adding linear motion to the rotation of the steel tube in the circumferential direction, and the straightening mechanism has the advantages of good straightening effect, high stability, stable straightening structure and long service life, and avoids the occurrence of a large rebound phenomenon.
Description
Technical Field
The invention belongs to the field of seamless steel tube production equipment, and particularly relates to a universal steel tube straightening mechanism.
Background
In the production and processing process of seamless steel pipes, straightening of the preformed steel pipes is an essential link in the processing process, is a necessary means for guaranteeing the outgoing sales quality of the steel pipes, has a simple structure and poor straightening effect, is more in waste in the steel pipe entering process, has lower straightening efficiency, and is not beneficial to straightening work in batch production. Aiming at the situation, the invention provides the universal steel tube straightening mechanism, through the design of the straightening mechanism, the steel tube can be straightened through a simple structure, on the basis of more stable post positioning, the rotation and the linear motion in the circumferential direction of the steel tube are realized to straighten the steel tube, the straightening effect is ensured through the matching form, deflection cannot occur, the straightening effect is good, the larger rebound phenomenon is avoided, the stability is good, the straightening structure is stable, and the service life is longer.
Disclosure of Invention
In view of the above, the invention aims to provide a general steel pipe straightening mechanism, which can straighten a steel pipe through a simple structure by designing the straightening mechanism, and realize the straightening of the steel pipe by adding linear motion to the rotation of the steel pipe in the circumferential direction on the basis of more stable post positioning, so that the straightening effect is ensured by the matching form, deflection cannot occur, the straightening effect is better, the larger rebound phenomenon is avoided, the stability is better, the straightening structure is more stable, and the service life is longer.
In order to achieve the above purpose, the technical scheme of the invention is realized as follows:
The utility model provides a general shape steel pipe straightening mechanism, includes first ring and the second ring of respectively fixed connection through first fixed block and second fixed block, first ring with leave the clearance between the second ring, be equipped with on the clearance a plurality of with clearance sliding connection's sliding block, the second ring outer wall is equipped with driven gear ring, driven gear ring with respectively through cushion fixed connection between the sliding block, the sliding block is three, and even circumference distribute in on the clearance, every all be equipped with the third cylinder on the sliding block, the third ejector pin passes the sliding block rotates and is connected with the straightening roller, driven gear ring lateral part is equipped with the driving gear rather than the meshing.
Further, a fourth motor is arranged on the base, an output shaft of the fourth motor is rotationally connected with the driving gear, and the axis of the driving gear is parallel to the axis of the second circular ring.
Further, the axis of the second circular ring is parallel to the movement direction of the second nut.
Further, a U-shaped block is fixed at the end part of the third ejector rod, and the U-shaped block is connected with the straightening roller through shaft rotation.
Further, the axis of the straightening roller is parallel to the axis of the second circular ring.
Further, the support frame is arranged at one end, far away from the material bearing plate, in the second circular ring.
Compared with the prior art, the straightener provided by the invention has the following advantages:
(1) According to the straightening machine, positioning, feeding and straightening integrated work of the steel pipe can be achieved through matching of a simple structure, the structural stability is high, matching of all parts is tight, time required by straightening is saved, good straightening effect is guaranteed, the structural form of relevant matching of all parts in the straightening process is novel, a traditional straightening mode is broken, the stability is good, and the service life of equipment is long.
(2) According to the straightening machine, by sliding the material bearing plate left and right, when one of the positioning mechanisms works, the placing work of steel pipes at other positions can be finished, the production time is saved, the working efficiency is improved, the steel pipes cannot be offset in the sliding process left and right through the arrangement of corresponding structure matching relations, the stability is good, the positioning of the end parts of the steel pipes with different pipe diameters can be realized through the arrangement of the limiting rods, the sizing clamping can be conveniently and rapidly realized, the working efficiency is improved, and the straightening effect is ensured.
(3) According to the straightening machine, through the design of the straightening mechanism, the steel pipe can be straightened through a simple structure, on the basis of stable post-positioning, the rotation and the linear motion in the circumferential direction of the steel pipe are realized to straighten the steel pipe, the straightening effect is ensured through the matching mode, deflection cannot occur, the straightening effect is good, the occurrence of a larger rebound phenomenon is avoided, the stability is good, the straightening structure is stable, and the service life is longer.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:
FIG. 1 is a schematic view showing the overall structure of a straightener according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a straightening mechanism of a straightening machine according to an embodiment of the invention;
Fig. 3 is a schematic structural view of a sizing mechanism of a straightener according to an embodiment of the present invention.
Reference numerals illustrate:
1-a base; 2-a guide rail; 3-a third lead screw; 4-sliding plates; 5-fixing seats; 6-a second cylinder; 7-a second ejector rod; 8-an end jacking block; 9-straightening mechanism; 10-positioning rods; 11-top plate; 12-a guide groove; 13-a second motor; 14-a second decelerator; 15-a second lead screw; 16-guide blocks; 17-a first cylinder; 18-a second nut; 19-side plates; 20-a bracket; 21-end positioning blocks; 22-positioning mechanism; 23-a material bearing plate; 24-sliding rails; 25-sliding blocks; 26-supporting frames; 27-a first motor; 901-fixing seats; 902-a fourth motor; 903—a drive gear; 904—sliding blocks; 905-driven gear ring; 906-straightening rollers; 907-gap; 908-a second ring; 909-pads; 910-a third cylinder; 911-third ejector rod; 912-a first ring; 913-U-shaped blocks; 914-axis; 915-a first fixed block; 916-second fixed block; 2201-limit seats; 2202-stop lever; 2203-spacer; 2204-bearings; 2205-guide rollers; 2206-support frame; 2207-spindle; 2208-rotating lever; 2209-pins; 2210-a spring; 2211—a telescopic rod; 2213-a second rotating shaft; 2214-a roller; 2215—a first rotation shaft; 2216-guide holder; 2217-groove.
Detailed Description
It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art in a specific case.
The invention will be described in detail below with reference to the drawings in connection with embodiments.
The steel tube sizing and straightening equipment shown in fig. 1 comprises a base 1 and a material bearing plate 23 arranged on the base and connected with the base through a sliding mechanism in a sliding manner, wherein a plurality of groups of identical positioning mechanisms 22 are arranged on the material bearing plate 23, a top plate 11 is connected on the base 1 through a bracket 20, a guide groove 12 is formed in the top plate 11, a guide block 16 which is connected with the guide groove 12 in a sliding manner is arranged on the guide groove 12, a second motor 13 is arranged on the top plate 11 on one side of the guide groove 12, the second motor 13 is connected with a second lead screw 15 through a second speed reducer 14 in a coaxial manner, a second nut 18 is connected with the second lead screw 15 in a threaded manner, the side wall of the second nut 18 is fixedly connected with the guide block 16 through a connecting block, a first cylinder 17 is arranged on the guide block 16, a first ejector rod of the first cylinder 17 penetrates through the guide block 16 to be connected with a side plate 19, the side plate 19 is provided with an end positioning block 21, the end of the top plate 11 far away from the bracket 20 is connected through a positioning rod 10, a straightening mechanism 9 is arranged on the base 1 in the position, one side of the straightening mechanism 9 far away from the material bearing plate 23 is slidably connected with a slide plate 4, a second cylinder 6 is arranged on the slide plate 4 through a replaceable fixing seat 5, a second ejector rod 7 of the second cylinder 6 passes through the straightening mechanism 9 and is slidably connected with the straightening mechanism 9, an end part jacking block 8 is arranged on the second ejector rod 7, a supporting frame 26 is arranged on the straightening mechanism 9, positioning, feeding and straightening integrated work of a steel pipe can be realized through the cooperation of a simple structure, the structural stability is stronger, the cooperation of each part is tighter, the time required by straightening is saved, the better straightening effect is ensured, the relevant cooperation of each part in the straightening process is novel in structural form, the traditional straightening mode is broken, the stability is better, the service life of the equipment is longer.
The sliding mechanism comprises a sliding block 25 at the bottom of a material bearing plate 23 and sliding rails 24 arranged on the base 1 and matched with the sliding block 25, a first motor 27 is arranged between the two sliding rails 24, the first motor 27 is connected with a first screw rod through a first speed reducer in a coaxial mode, a first nut is in threaded connection with the first screw rod, and the first nut is fixed at the bottom of the material bearing plate 23.
The sliding direction of the first nut is perpendicular to the sliding direction of the second nut 18, the sliding distance of the first nut is greater than the distance between two adjacent positioning mechanisms 22, and the center line between two adjacent positioning mechanisms 22 is parallel to the sliding direction of the second nut 18.
The base 1 is provided with symmetrical guide rails 2, the sliding plates 4 are in matched sliding connection with the guide rails 2, a third motor is arranged between the two guide rails 2, the third motor is connected with a third screw rod 3 through a third speed reducer in a coaxial mode, the bottoms of the sliding plates 4 are connected with a third nut on the third screw rod 3, and the sliding direction of the sliding plates 4 is parallel to the moving direction of the second nut 18.
The end of the supporting frame 26 is provided with an arc-shaped groove, and the height from the supporting frame 26 to the base 1 is lower than the minimum distance from the edge of the end jacking block 8 to the base 1.
Wherein the positioning mechanism 22 comprises a plurality of guide rollers 2205 rotatably connected through a positioning frame 2203, a plurality of symmetrical supporting frames 2206 are arranged at positions among the guide rollers 2205, the supporting frames 2206 are rotatably connected with a rotating rod 2208 through a rotating shaft 2207, the two rotating rods 2208 are arranged in a V-shaped mirror image, a telescopic rod 2211 is rotatably connected between the two rotating rods 2208, a spring 2210 is rotatably connected between the two rotating rods 2208, the end parts of the two rotating rods 2208 are rotatably connected with a guide seat 2216, the guide seat 2216 is provided with a groove 2217, a plurality of uniformly distributed rollers 2214 are rotatably connected in the groove 2217 through a first rotating shaft 2215, the grooves 2217 of the two guide seats 2216 are arranged in a mirror image, the distance between the two guide seats 2216 is larger than the width of the guide rollers 2205 and is arranged above the guide rollers 2205, the guide rollers 2205 are close to one end of the support 20, a limiting seat 2201 is arranged on one end of the limiting seat 2201, a telescopic limiting rod 2202 is arranged on the limiting seat 2201, the height of the end part of the limiting rod 2202 is larger than that of the guide rollers 2205, through sliding left and right of the material bearing plate 23, when one of the positioning mechanisms 22 works, placing work of steel pipes at other positions can be completed simultaneously, production time is saved, working efficiency is improved, setting of corresponding structural matching relation is achieved, steel pipes cannot be offset in the process of sliding left and right, stability is good, positioning can be achieved on the end parts of the steel pipes with different pipe diameters due to the arrangement of the limiting rod 2202, sizing clamping can be conveniently and rapidly achieved, working efficiency is improved, and straightening effect is guaranteed.
The positioning frame 2203 and the guide roller 2205 are rotatably connected through a bearing 2204, the axis of the bearing 2204 is perpendicular to the movement direction of the second nut 18, the telescopic rod 2211 is rotatably connected with two rotary rods 2208 through a pin roll 2209, the spring 2210 and the rotary rods 2208 are also rotatably connected through the pin roll 2209, the axis of the pin roll 2209 is parallel to the axis of the rotary shaft 2207, the axis of the rotary shaft 2207 is perpendicular to the axis of the guide roller 2205, the maximum expansion amount of the spring 2210 is smaller than the maximum expansion distance of the telescopic rod 2211, the rotary rods 2208 and the guide seat 2216 are rotatably connected through a second rotary shaft 2213, the axis of the second rotary shaft 2213 is parallel to the axis of the rotary shaft 2207, and the axis of the first rotary shaft 2215 is parallel to the axis of the rotary shaft 2207.
The straightening mechanism 9 comprises a first circular ring 912 and a second circular ring 908 which are respectively and fixedly connected through a first fixed block 915 and a second fixed block 916, a gap 907 is reserved between the first circular ring 912 and the second circular ring 908, a plurality of sliding blocks 904 which are slidably connected with the gap 907 are arranged on the gap 907, driven gear rings 905 are arranged on the outer wall of the second circular ring 908, the driven gear rings 905 and the sliding blocks 904 are respectively and fixedly connected through cushion blocks 909, the number of the sliding blocks 904 is three, the sliding blocks 904 are uniformly distributed on the gap 907 in a circumferential manner, a third cylinder 910 is arranged on each sliding block 904, a third ejector rod 911 penetrates through the sliding blocks 904 to be rotationally connected with a straightening roller 906, a driving gear meshed with the driven gear rings is arranged on the side portion of the driven gear rings 905, the straightening mechanism 9 is designed, the straightening of a steel pipe can be realized through a simple structure, the straightening of the steel pipe is realized on the basis of relatively stable post-positioning, the rotation and the linear movement in the direction of the steel pipe is realized, the straightening of the steel pipe is ensured, the straightening forms are uniformly distributed on the basis, the straightening forms are not good in the circumferential direction, the straightening effect is relatively stable, the rebound effect is relatively long service life is relatively stable, and the phenomenon is relatively stable, and the service life is relatively stable.
The base 1 is provided with a fourth motor 902 through a fixing seat 901, an output shaft of the fourth motor 902 is rotationally connected with the driving gear 903, an axis of the driving gear 903 is parallel to an axis of the second ring 908, an axis of the second ring 908 is parallel to a movement direction of the second nut 18, a U-shaped block 913 is fixed at an end of the third push rod 911, the U-shaped block 913 is rotationally connected with the straightening roller 906 through a shaft 914, an axis of the straightening roller 906 is parallel to an axis of the second ring 908, and the support frame 26 is disposed at one end, far away from the material bearing plate 23, of the second ring 908.
Specific embodiments of the invention: when in use, steel pipes are placed on the material bearing plate 23, the end parts of the steel pipes are positioned through the limiting rods 2202, the V-shaped rotating rods 2208 are pressed downwards at the middle parts, in the process, the angles of the rolling wheels 2214 are adjusted, the clamping and guiding of the steel pipes with different diameters are realized, a better effect is ensured, the steel pipes are not deviated in the left-right movement, then the positioning mechanism 22 with the steel pipes is placed at the center through the left-right movement of the material bearing plate 23, the straightening mechanism 9 is aligned, other positioning mechanisms 22 work in other working modes, the workers can continue to clamp the steel pipes, the subsequent direct positioning and straightening are facilitated, the time is saved, meanwhile, the first ejector rod 16 driven by the first air cylinder 17 moves downwards to drive the end part jacking block 8 downwards until the steel pipes are placed right in front, the axes coincide, the sliding plate 4 on the other side drives the second air cylinder 6 to move forwards, the second ejector rod 7 passes through the straightening mechanism 9 and is arranged at the edge of the other end of the steel pipe, the axes are coincident, the second nut 18 drives the first cylinder 17 to move, clamping of two ends is achieved at two sides, the design of the two conical structures can adapt to the requirements of different diameters, the application range is wider, after clamping, the two conical structures continue to move forwards, the positions of the straightening rollers 906 are adjusted according to the diameters of the steel pipe, the positions of the axes and the circumferential diameters are adjusted, the driving gear 903 rotates, the driven gear ring 905 is driven to rotate, the straightening rollers 906 are driven to move circularly, simultaneous rotation in a linear motion state is achieved, two sides are clamped, straightening is achieved, stability is high, the straightening effect is good, the first cylinder 17 returns until the straightening is completed, the steel pipe at the end falls onto the support frame 26, and then the steel pipe is taken out, and straightening is continued after resetting.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (3)
1. The utility model provides a steel pipe sizing straightening equipment which characterized in that: the device comprises a base and a material bearing plate arranged on the base and connected with the base in a sliding manner through a sliding mechanism, wherein a plurality of groups of identical positioning mechanisms are arranged on the material bearing plate, the base is connected with a top plate through a bracket, a guide groove is formed in the top plate, the guide groove is connected with a matched guide block in a sliding manner, a second motor is arranged on the top plate on one side of the guide groove, the second motor is connected with a second lead screw through a second reducer in a coaxial manner, a second nut is connected with the second lead screw in a threaded manner, the side wall of the second nut is fixedly connected with the guide block through a connecting block, a first cylinder is arranged on the guide block, a first ejector rod of the first cylinder penetrates through a side plate connected with the guide block, an end positioning block is arranged on the side plate, one end of the top plate, which is far away from the bracket, is connected with a straightening mechanism is arranged on the base in the position, one side, which is far away from the material bearing plate, is connected with a sliding plate through a replaceable fixing seat, a second ejector rod penetrates through the straightening mechanism and is connected with the straightening mechanism in a sliding manner, and the second ejector rod is provided with a top rod, and the top rod is provided with a top end part which is tightly connected with the top block;
The straightening mechanism comprises a first circular ring and a second circular ring which are respectively and fixedly connected through a first fixed block and a second fixed block, a gap is reserved between the first circular ring and the second circular ring, a plurality of sliding blocks which are in sliding connection with the gap are arranged on the gap, driven gear rings are arranged on the outer wall of the second circular ring, the driven gear rings are respectively and fixedly connected with the sliding blocks through cushion blocks, the number of the sliding blocks is three, the sliding blocks are uniformly distributed on the gap in a circumferential manner, a third cylinder is arranged on each sliding block, a third ejector rod penetrates through the sliding blocks to be rotationally connected with a straightening roller, and a driving gear meshed with the driven gear rings is arranged on the side part of the driven gear rings;
the base is provided with a fourth motor, an output shaft of the fourth motor is rotationally connected with the driving gear, and the axis of the driving gear is parallel to the axis of the second circular ring;
the axis of the second circular ring is parallel to the movement direction of the second nut;
the sliding mechanism comprises a sliding block at the bottom of the material bearing plate and sliding rails arranged on the base and matched with the sliding block, a first motor is arranged between the two sliding rails, the first motor is coaxially connected with a first screw rod through a first speed reducer, a first nut is in threaded connection with the first screw rod, and the first nut is fixed at the bottom of the material bearing plate;
The positioning mechanism comprises a plurality of guide rollers which are rotationally connected through positioning frames, a plurality of symmetrical supporting frames are arranged at positions between the guide rollers, a rotating rod is rotationally connected to the supporting frames through a rotating shaft, two rotating rods are arranged in a V-shaped mirror image mode, two rotating rods are rotationally connected between the rotating rods and are rotationally connected with springs, two rotating rod end portions are rotationally connected with guide seats, the guide seats are provided with grooves, a plurality of evenly distributed idler wheels are rotationally connected in the grooves through first rotating shafts, two guide seats are arranged in the mirror image mode of the grooves, the distance between the guide seats is greater than the width of the guide rollers and is arranged above the guide rollers, a plurality of guide rollers are close to one end of each supporting frame and are provided with limiting seats, telescopic limiting rods are arranged on the limiting seats, the height of one end portion of each limiting rod is greater than that of each guide roller, and the guide rollers can be placed on one of the guide rollers through left and right sliding of a material bearing plate when the positioning mechanism works.
2. The steel tube sizing and straightening equipment according to claim 1, wherein: and the end part of the third ejector rod is fixed with a U-shaped block, and the U-shaped block is rotationally connected with the straightening roller through a shaft.
3. A steel tube sizing and straightening device according to claim 2, characterized in that: the axis of the straightening roller is parallel to the axis of the second circular ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711343824.9A CN108057735B (en) | 2017-12-14 | 2017-12-14 | General-purpose steel tube straightening mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711343824.9A CN108057735B (en) | 2017-12-14 | 2017-12-14 | General-purpose steel tube straightening mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108057735A CN108057735A (en) | 2018-05-22 |
| CN108057735B true CN108057735B (en) | 2024-04-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711343824.9A Active CN108057735B (en) | 2017-12-14 | 2017-12-14 | General-purpose steel tube straightening mechanism |
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| CN205463730U (en) * | 2016-01-18 | 2016-08-17 | 天津君诚金利管业有限责任公司 | Coalignment with adjustable longitudinal welded pipe is online |
| CN106001183A (en) * | 2016-07-07 | 2016-10-12 | 南通超力卷板机制造有限公司 | Multi-shaft peripheral indentation and reciprocating bending numerical control roundness correction machine |
| CN106623505A (en) * | 2016-09-23 | 2017-05-10 | 重庆市汇畅钢管制造有限公司 | Steel pipe straightening device |
| CN107088593A (en) * | 2017-04-06 | 2017-08-25 | 张家港市宏大钢管有限公司 | A kind of pipe straightener |
| CN206661980U (en) * | 2017-04-05 | 2017-11-24 | 潍坊市长胜管业有限公司 | A kind of four-roller type pipe fitting straightener |
| CN207723230U (en) * | 2017-12-14 | 2018-08-14 | 天津腾飞钢管有限公司 | A kind of adjustable straightening mechanism |
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2017
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| GB1277278A (en) * | 1969-12-16 | 1972-06-07 | Vni Instrument Inst | Device for straightening articles shaped as bodies of revolution during heat treatment |
| US4048825A (en) * | 1975-12-29 | 1977-09-20 | John Burke Dastrup | Coil re-bar straightener and cutter |
| CN2402415Y (en) * | 1999-08-05 | 2000-10-25 | 王桂信 | Steel pipe straightener |
| CN202803840U (en) * | 2012-07-28 | 2013-03-20 | 广东联塑科技实业有限公司 | Online pipe straightening device |
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| CN205463730U (en) * | 2016-01-18 | 2016-08-17 | 天津君诚金利管业有限责任公司 | Coalignment with adjustable longitudinal welded pipe is online |
| CN105598706A (en) * | 2016-01-19 | 2016-05-25 | 王晓晓 | Steel plate straightening and stamping production line |
| CN106001183A (en) * | 2016-07-07 | 2016-10-12 | 南通超力卷板机制造有限公司 | Multi-shaft peripheral indentation and reciprocating bending numerical control roundness correction machine |
| CN106623505A (en) * | 2016-09-23 | 2017-05-10 | 重庆市汇畅钢管制造有限公司 | Steel pipe straightening device |
| CN206661980U (en) * | 2017-04-05 | 2017-11-24 | 潍坊市长胜管业有限公司 | A kind of four-roller type pipe fitting straightener |
| CN107088593A (en) * | 2017-04-06 | 2017-08-25 | 张家港市宏大钢管有限公司 | A kind of pipe straightener |
| CN207723230U (en) * | 2017-12-14 | 2018-08-14 | 天津腾飞钢管有限公司 | A kind of adjustable straightening mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108057735A (en) | 2018-05-22 |
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