CN220942884U - Rotary diameter reducing die for thin-wall pipe - Google Patents
Rotary diameter reducing die for thin-wall pipe Download PDFInfo
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- CN220942884U CN220942884U CN202420782181.7U CN202420782181U CN220942884U CN 220942884 U CN220942884 U CN 220942884U CN 202420782181 U CN202420782181 U CN 202420782181U CN 220942884 U CN220942884 U CN 220942884U
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- rod
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- jaw chuck
- supporting box
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- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000005452 bending Methods 0.000 abstract description 5
- 238000003754 machining Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 7
- 239000010935 stainless steel Substances 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 229910000851 Alloy steel Inorganic materials 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000010622 cold drawing Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model discloses a rotary diameter-reducing die for a thin-wall pipe, and relates to the technical field of pipe machining. The hydraulic cylinder is movably connected with a piston rod, one end of the piston rod, which is far away from the hydraulic cylinder, is fixedly provided with a pushing disc, one end of the pushing disc, which is far away from the piston rod, is fixedly provided with a rotating rod, one end of the rotating rod, which is far away from the pushing disc, is movably connected with a sleeve rod, one end of the sleeve rod, which is close to the rotating rod, is provided with an inserting hole, the rotating rod is inserted into the sleeve rod, a supporting box is arranged below the sleeve rod, and one end of the sleeve rod, which is far away from the rotating rod, is provided with the three-jaw chuck. According to the utility model, the hydraulic cylinder, the supporting box and the three-jaw chuck are arranged, so that the problems that the integrity of pipe processing is affected by bending easily caused by toughness of the pipe when the thin-wall pipe rotary reducing die works, the operation alignment position is troublesome and the use is inconvenient are solved.
Description
Technical Field
The utility model belongs to the technical field of pipe processing, and particularly relates to a rotary diameter reducing die for a thin-wall pipe.
Background
A pipe having a ratio of outside diameter to wall thickness greater than 20 is referred to as a thin-walled pipe. The thin-wall pipes are all formed by cold drawing, wherein the carbon steel, the low alloy steel and the alloy steel thin-wall pipes are applicable to general structures and mechanical structural parts; the thin-wall fluid pipe is used for conveying general fluid, the stainless steel thin-wall pipe is used for industrial heat-resistant containers, conveying pipelines and mechanical structural members of chemical industry, petroleum industry, light industry, food industry, mechanical instruments and the like, and in order to enable the stainless steel thin-wall pipe to be suitable for various environments in operation, the pipe needs to be reduced in diameter, and when the pipe is reduced in diameter, the pipe needs to be matched through a die, but the stainless steel thin-wall pipe still has the following defects in actual use:
1. When the thin-wall pipe rotary reducing die works, a flexible clamping assembly is required to clamp the thin-wall pipe, and when the thin-wall pipe is clamped, the processing conditions such as bending and the like easily occur during working, so that the processing integrity of the pipe is affected;
2. When the thin-wall pipe rotating diameter reducing die works, the end part of the pipe is reduced in diameter directly in the rotating process, and when the thin-wall pipe rotating diameter reducing die works, the diameter reducing operation can be performed only after the accurate alignment of the position of the reduced diameter of the end part of the pipe is determined, and the operation alignment position is troublesome and inconvenient to use.
Disclosure of utility model
The utility model aims to provide a thin-wall pipe rotary reducing die, which solves the problems that the integrity of pipe processing is affected by bending easily caused by toughness of a pipe when the thin-wall pipe rotary reducing die works, and the operation alignment position is troublesome and the use is inconvenient by arranging a hydraulic cylinder, a supporting box and a three-jaw chuck.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
The utility model relates to a thin-wall pipe rotary diameter-reducing die which comprises a hydraulic cylinder, a supporting box and a three-jaw chuck, wherein a piston rod is movably connected in the hydraulic cylinder, a pushing disc is fixed at one end of the piston rod, which is far away from the hydraulic cylinder, a rotating rod is fixed at one end of the pushing disc, which is far away from the piston rod, a sleeve rod is movably connected at one end of the rotating rod, which is close to the rotating rod, an inserting hole is formed in one end of the sleeve rod, which is inserted in the sleeve rod, a supporting box is arranged below the sleeve rod, the three-jaw chuck is arranged at one end of the sleeve rod, which is far away from the rotating rod, and when the thin-wall pipe rotary diameter-reducing die works, the piston rod is driven to move through the hydraulic cylinder, a driving motor is fixed in the pushing disc driven by the piston rod, the sleeve rod on the hydraulic cylinder and the thin-wall pipe clamped by the three-jaw chuck are driven by external power.
Further, the bottom of pneumatic cylinder is fixed with the base, the base sets up in the supporting box one side of keeping away from the three-jaw chuck, the pushing disc sets up in the supporting box one side that is close to the pneumatic cylinder, and pushes away the disc and support the mutual butt of case, and the pneumatic cylinder passes through the base to be supported subaerial, through pushing away the disc butt on the supporting box, restricts the position of supporting box.
Further, a driving motor is fixed at the inner bottom of the supporting box, a turntable is fixed at the output end of the driving motor, and the supporting box drives the turntable to rotate through the driving motor.
Further, a movable rod is fixed at the edge of the top end face of the rotary table, a pressing ball is fixed at the top end of the movable rod, an arc opening is formed in the top of the supporting box, the movable rod is movably connected in the arc opening, the rotary table limits a movement track through the arc opening when being driven to rotate through the movable rod, the end part of the thin-wall pipe is pressed through the pressing ball, and the thin-wall pipe is driven to move when the end part of the thin-wall pipe is contracted.
Further, one end of the three-jaw chuck far away from the supporting box is fixedly provided with a rotating sleeve, one end of the rotating sleeve far away from the three-jaw chuck is fixedly provided with a driving gear, and the three-jaw chuck is connected with the driving gear through the rotating sleeve when in operation and is movably connected with an external power source through the driving gear.
Further, one side of the three-jaw chuck far away from the supporting box is provided with a supporting seat, a sleeve opening is formed by the supporting seat and the inner central axis of the three-jaw chuck in a penetrating mode, the rotary sleeve is movably connected in the sleeve opening, and the three-jaw chuck is supported on the ground through the supporting seat.
The utility model has the following beneficial effects:
1. According to the utility model, the problem that the integrity of pipe processing is affected by bending of the thin-wall pipe due to toughness of the pipe when the thin-wall pipe rotating diameter reducing die works is solved by arranging the hydraulic cylinder, the hydraulic cylinder is started again, the sleeve rod is driven to move towards the thin-wall pipe, the pushing disc is pushed to move in the moving process of the piston rod, the rotating rod and the sleeve rod are driven to move when the pushing disc moves, after the sleeve rod is inserted into the thin-wall pipe sleeved in the three-jaw chuck, the end part of the thin-wall pipe stretches into the sleeve rod, and then the thin-wall pipe is pushed again through the rotating rod, so that the end part of the thin-wall pipe moves towards the pushing disc, and the bending of the toughness of the pipe due to the toughness of the pipe can be well prevented when the thin-wall pipe rotating diameter reducing die works, and the integrity of pipe processing is better.
2. According to the utility model, through the arrangement of the hydraulic cylinder, the supporting box and the three-jaw chuck, the problems that the operation alignment position is troublesome and the use is inconvenient when the thin-wall pipe rotating and reducing die is in operation are solved, the piston rod is driven to move when the hydraulic cylinder works, the pushing disc is pushed to move in the process of moving the piston rod, the rotating rod and the sleeve rod are driven to move when the pushing disc moves, after the sleeve rod is inserted into the thin-wall pipe sleeved in the three-jaw chuck, the end part of the thin-wall pipe extends into the sleeve rod, and then the thin-wall pipe is pushed by the rotating rod, so that the end part of the thin-wall pipe moves towards the pushing disc until the end part contacts the pushing disc, the position of the thin-wall pipe is limited, and the operation alignment position of the thin-wall pipe is more convenient when working.
Drawings
FIG. 1 is a perspective view of an assembly structure of a rotary reducing die for a thin-wall pipe;
FIG. 2 is a perspective view of a hydraulic cylinder structure;
FIG. 3 is a perspective view of a loop bar structure;
FIG. 4 is a perspective view of the structure of the support box;
FIG. 5 is a perspective view of a three-jaw chuck structure;
Fig. 6 is a perspective view of a support base structure.
Reference numerals:
1. A hydraulic cylinder; 101. a base; 102. a piston rod; 103. pushing the disc; 104. a rotating rod; 105. a loop bar; 106. a jack; 2. a supporting box; 201. a driving motor; 202. an arc opening; 203. a turntable; 204. a movable rod; 205. pressing a ball; 3. a three-jaw chuck; 301. a rotating sleeve; 302. a drive gear; 4. a support base; 401. and (5) sleeving the mouth.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Detailed description of the preferred embodiments
Referring to fig. 1-6, the utility model discloses a thin-wall pipe rotary diameter reducing die, which comprises a hydraulic cylinder 1, a supporting box 2 and a three-jaw chuck 3, wherein a piston rod 102 is movably connected in the hydraulic cylinder 1, a push disc 103 is fixed at one end of the piston rod 102 far away from the hydraulic cylinder 1, a sleeve rod 105 is movably connected at one end of the sleeve rod 104 far away from the push disc 103, a jack 106 is formed at one end of the sleeve rod 105 close to the sleeve rod 104, the sleeve rod 104 is inserted into the sleeve rod 105, when the sleeve rod 105 enters the three-jaw chuck 3 and is clamped with a thin-wall pipe, the pipe is prevented from deforming during operation, the hydraulic cylinder 1 drives the piston rod 102 to move, the push disc 103 is pushed to move in the process of moving the piston rod 102, the sleeve rod 104 and the sleeve rod 105 when the push disc 103 moves, after the sleeve rod 105 is inserted into the thin-wall pipe sleeved in the three-jaw chuck 3, the thin-wall pipe is stretched into the sleeve rod 105, the sleeve rod 104 is pushed towards the thin-wall pipe 103 until the sleeve rod 103 contacts the sleeve rod 103, the sleeve rod 105 is limited in the position, after the sleeve rod 105 enters the three-jaw chuck 3, the sleeve rod 2 is pressed out of the sleeve rod 2, and the sleeve rod 2 is pressed from the other end of the thin-wall pipe 2 after the sleeve rod 2 is completely, and the sleeve rod 2 is pressed, and the sleeve rod 2 is arranged at the end of the sleeve rod 2 after the three-jaw chuck 3 is pressed, and the sleeve rod 2 is pressed.
Specifically, the bottom of pneumatic cylinder 1 is fixed with base 101, and base 101 sets up in the one side that three-jaw chuck 3 was kept away from to supporting box 2, and pushing disc 103 sets up in the one side that supporting box 2 is close to pneumatic cylinder 1, and pushing disc 103 and supporting box 2 looks butt each other, and pneumatic cylinder 1 supports subaerial through base 101 to promote to contact supporting box 2 through pushing disc 103 on for during operation, confirm the position of thin wall tubular product tip.
The operation process of the embodiment is as follows: during operation, firstly, a hydraulic thin-wall pipe is inserted into the three-jaw chuck 3, then the hydraulic cylinder 1 is started, the sleeve rod 105 is driven to move towards the thin-wall pipe, the pushing disc 103 is pushed to move in the process of moving the piston rod 102, the rotating rod 104 and the sleeve rod 105 are driven to move when the pushing disc 103 moves, after the sleeve rod 105 is inserted into the thin-wall pipe sleeved in the three-jaw chuck 3, the end part of the thin-wall pipe stretches into the sleeve rod 105, then the thin-wall pipe is pushed through the rotating rod 104, the end part of the thin-wall pipe is pushed to move towards the pushing disc 103 until the end part of the thin-wall pipe contacts the pushing disc 103, and after the thin-wall pipe is clamped through the three-jaw chuck 3, the position of the thin-wall pipe is limited.
Second embodiment
Referring to fig. 1, 4, 5 and 6, in the first embodiment, a driving motor 201 is fixed at the inner bottom of the supporting case 2, a turntable 203 is fixed at the output end of the driving motor 201, the supporting case 2 drives the turntable 203 to rotate through the driving motor 201, and when the turntable 203 rotates, a movable rod 204 is driven to rotate.
Specifically, a movable rod 204 is fixed at the edge of the top end surface of the turntable 203, a pressing ball 205 is fixed at the top end of the movable rod 204, an arc-shaped opening 202 is formed in the top of the supporting box 2, the movable rod 204 is movably connected in the arc-shaped opening 202, the turntable 203 is connected with the pressing ball 205 through the movable rod 204 when working, the movable rod 204 is movably connected in the arc-shaped opening 202, the movement track and the movement range of the movable rod 204 are determined, and the end part of the thin-wall pipe is reduced when the pressing ball 205 moves on the sleeve rod 105.
Further, a rotating sleeve 301 is fixed at one end of the three-jaw chuck 3 far away from the supporting box 2, a driving gear 302 is fixed at one end of the rotating sleeve 301 far away from the three-jaw chuck 3, the three-jaw chuck 3 is connected with the driving gear 302 through the rotating sleeve 301, and is movably connected with an external driving gear or a driving toothed belt through the driving gear 302, and when power is input, the three-jaw chuck 3 and the rotating sleeve 301 are driven to rotate.
Further, a supporting seat 4 is arranged on one side, far away from the supporting box 2, of the three-jaw chuck 3, a sleeve opening 401 is formed by the supporting seat 4 and the inner central axis of the three-jaw chuck 3 in a penetrating mode, the rotary sleeve 301 is movably connected in the sleeve opening 401, and the supporting seat 4 is movably connected with the rotary sleeve 301 through the sleeve opening 401 to provide support for the three-jaw chuck 3.
The operation process of the embodiment is as follows: when the three-jaw chuck 3 is in operation, the three-jaw chuck 3 is supported on the ground through the supporting seat 4, after the thin-wall pipe is inserted into the three-jaw chuck 3 in operation, the position is limited by the pushing disc 103, then the thin-wall pipe and the sleeve rod 105 are clamped together through the three-jaw chuck 3, then the driving gear 302 is driven to rotate through external power, when the driving gear 302 rotates, the rotating sleeve 301 and the three-jaw chuck 3 are driven to rotate, the thin-wall pipe and the sleeve rod 105 are driven to rotate, then the driving motor 201 is started, the rotating disc 203 is driven to rotate, the movable rod 204 and the pressing ball 205 are driven to rotate, when the pressing ball 205 rotates and is contacted with the arc-shaped end part of the sleeve rod 105, the end part of the thin-wall pipe is contracted, the driving motor 201 is started again, the pressing ball 205 is driven to reset, then the electric push rod is started again, the rotating rod 104 is driven to reset, after the three-jaw chuck 3 is driven to rotate, the sleeve rod 105 is removed from the other end of the thin-wall pipe, and after the sleeve rod 105 is removed from the end of the sleeve rod 105, the sleeve rod 105 is removed from the end after the contracted end is completed.
In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.
Claims (6)
1. The utility model provides a rotatory reducing mould of thin wall tubular product, includes pneumatic cylinder (1), supporting box (2) and three-jaw chuck (3), its characterized in that: the hydraulic cylinder is characterized in that a piston rod (102) is movably connected in the hydraulic cylinder (1), one end of the piston rod (102) away from the hydraulic cylinder (1) is fixedly provided with a pushing disc (103), one end of the pushing disc (103) away from the piston rod (102) is fixedly provided with a rotating rod (104), one end of the rotating rod (104) away from the pushing disc (103) is movably connected with a sleeve rod (105), one end of the sleeve rod (105) close to the rotating rod (104) is provided with a jack (106), the rotating rod (104) is inserted in the sleeve rod (105), the supporting box (2) is arranged below the sleeve rod (105), and one end of the sleeve rod (105) away from the rotating rod (104) is provided with a three-jaw chuck (3).
2. The thin-walled tubing rotary necking die of claim 1, further characterized by: the bottom of pneumatic cylinder (1) is fixed with base (101), base (101) set up in supporting box (2) one side of keeping away from three-jaw chuck (3), promote dish (103) and set up in supporting box (2) one side that is close to pneumatic cylinder (1), and promote dish (103) and supporting box (2) butt each other.
3. The thin-walled tubing rotary necking die of claim 1, further characterized by: a driving motor (201) is fixed at the inner bottom of the supporting box (2), and a turntable (203) is fixed at the output end of the driving motor (201).
4. A thin-walled tubing rotary necking die in accordance with claim 3, characterized in that: the movable rod (204) is fixed at the edge of the top end face of the rotary table (203), the pressing ball (205) is fixed at the top end of the movable rod (204), the arc-shaped opening (202) is formed in the top of the supporting box (2), and the movable rod (204) is movably connected in the arc-shaped opening (202).
5. The thin-walled tubing rotary necking die of claim 1, further characterized by: one end of the three-jaw chuck (3) far away from the supporting box (2) is fixed with a rotating sleeve (301), and one end of the rotating sleeve (301) far away from the three-jaw chuck (3) is fixed with a driving gear (302).
6. The thin-walled tubing rotary necking die of claim 5, further characterized by: one side of the three-jaw chuck (3) far away from the supporting box (2) is provided with a supporting seat (4), a sleeve opening (401) is formed by the supporting seat (4) and the inner central axis of the three-jaw chuck (3) in a penetrating mode, and the rotary sleeve (301) is movably connected in the sleeve opening (401).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420782181.7U CN220942884U (en) | 2024-04-16 | 2024-04-16 | Rotary diameter reducing die for thin-wall pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420782181.7U CN220942884U (en) | 2024-04-16 | 2024-04-16 | Rotary diameter reducing die for thin-wall pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220942884U true CN220942884U (en) | 2024-05-14 |
Family
ID=91014848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420782181.7U Active CN220942884U (en) | 2024-04-16 | 2024-04-16 | Rotary diameter reducing die for thin-wall pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220942884U (en) |
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2024
- 2024-04-16 CN CN202420782181.7U patent/CN220942884U/en active Active
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