CN204135088U - A kind of steel pipe hydraulic pressure cold drawing machine - Google Patents
A kind of steel pipe hydraulic pressure cold drawing machine Download PDFInfo
- Publication number
- CN204135088U CN204135088U CN201420532415.9U CN201420532415U CN204135088U CN 204135088 U CN204135088 U CN 204135088U CN 201420532415 U CN201420532415 U CN 201420532415U CN 204135088 U CN204135088 U CN 204135088U
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- steel pipe
- core bar
- oil cylinder
- die seat
- location core
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Abstract
The utility model belongs to the equipment that metal metallurgy smelting industry is processed for Tube Drawing, particularly relates to a kind of steel pipe hydraulic pressure cold drawing machine.Comprise a frame, be fixed on an oil cylinder in frame and Liang Zu cold-drawn mechanism, wherein Liang Zuleng ripple mechanism is symmetrical, is equivalent to two steel pipe hydraulic pressure cold drawing machines to unite two into one, and shares an oil cylinder.So, in drawing process, reciprocating movement, make the mechanism in the other end of original oil cylinder can carry out drawing processing to another steel pipe, without the need to making piston playback, therefore there is not the idle period in equipment at once, realize continuous cold-drawn, improve cold-drawn efficiency, and reduce energy consumption.
Description
Technical field
The utility model belongs to the equipment that metal metallurgy smelting industry is processed for Tube Drawing, particularly relates to a kind of steel pipe hydraulic pressure cold-draw equipment.
Background technology
The process of Tube Drawing processing is by steel pipe by inside and outside mould, through process several times, steel pipe draw is become corresponding specification.Original hydraulic pressure cold drawing machine comprises frame, oil cylinder, motion bar, working clamp, the first drawing-die seat and location core bar, and quantity is single, and oil cylinder is fixed in frame, and being provided with one in oil cylinder can axial piston, and motion bar one end is connected to piston side; Working clamp, drawing-die seat and location core bar are all in oil cylinder side, working clamp is fixedly connected on motion bar external part, and drawing-die seat is between working clamp and location core bar, and the first drawing-die seat is provided with nib, location core bar is through inside steel pipe, and working clamp clamping steel pipe is through the nib on the first drawing-die seat.When pulling steel pipe, steel pipe axially across module, carries out cold-drawn under core bar location, location.After a drawing, the piston in oil cylinder need be returned to the position on top, just can drawing be next time carried out, and the power that the idle period of playbacking to save piston needs motor to provide larger, the electric power of this part power consumption is larger than a drawing.Visible, existing steel pipe hydraulic pressure cold drawing machine does not reasonably utilize the idle period, and energy consumption is excessive.
In addition, also find in use procedure, existing steel pipe hydraulic pressure cold drawing machine is when sending steel pipe, and when also there is loose fit inside location core bar and steel pipe, the situation of axial dipole field easily occurs steel pipe.
Utility model content
In order to solve above-mentioned deficiency, goal of the invention of the present utility model is to provide a kind of rational in infrastructure, there is not the idle period, the steel pipe hydraulic pressure cold drawing machine that unit steel pipe drawing energy consumption is low.
In order to realize foregoing invention object, the utility model have employed following technical scheme:
A kind of steel pipe hydraulic pressure cold drawing machine, comprise frame, the oil cylinder be fixed in frame, the first motion bar, for clamping and driving the first working clamp of steel pipe activity, the first drawing-die seat and the first location core bar, being provided with one in oil cylinder can axial piston, and described first motion bar one end is connected to piston one end; Described first working clamp, the first drawing-die seat and the first location core bar are all in oil cylinder side, first working clamp is fixedly connected on the first motion bar external part, first drawing-die seat is between the first working clamp and the first location core bar, first drawing-die seat is provided with nib, first location core bar is through inside steel pipe, and the first working clamp clamps described steel pipe through the nib on described first drawing-die seat; It is characterized in that: also comprise the second motion bar being connected to the described piston other end, and be in the second working clamp of oil cylinder opposite side, the second drawing-die seat and the second location core bar; Described first motion bar and the second motion bar share an oil cylinder, described second working clamp, the second drawing-die seat and the second location core bar respectively with described first working clamp, that the first drawing-die seat, first locates core bar is symmetrical; Described piston week, two ends, side were equipped with sealing ring, and between piston week, all middle side parts at two ends, side are provided with annular wear-resistant strip.
The beneficial effects of the utility model are:
The utility model is by centered by crude oil cylinder, be symmetrical arranged a set of new steel pipe hydraulic pressure cold drawing machine structure, namely be equivalent to two steel pipe hydraulic pressure cold drawing machines to unite two into one, share an oil cylinder, so, after a drawing, can carry out drawing processing to another steel pipe in the other end of oil cylinder, without the need to making piston playback, therefore there is not the idle period in equipment at once, thus improve production efficiency, and reduce energy consumption.
As a modification of the present invention, be respectively equipped with one group of detent mechanism for steel pipe axial location above the first location core bar of the present invention and the second location core bar on the basis of the above; Described detent mechanism comprises the anti-offset roller being in the positioning frame above first, second location core bar, many group outputs cylinder down and being connected to many group cylinder outputs, described anti-offset roller is docking integrally by two truncated cone half portion of symmetry and forms, and is between first, second location core bar and anti-offset roller to make steel pipe.
The utility model, by above-mentioned detent mechanism, even if locate loose fit inside core bar and steel pipe, also can be pushed down steel pipe by the anti-offset roller on detent mechanism, make its reasonable positioning, not easily axially departs from.
Accompanying drawing explanation
Fig. 1: the structural representation of the utility model embodiment.
The partial enlarged drawing at A place in Fig. 2: Fig. 1.
Fig. 3: the structural representation that in embodiment, anti-offset roller coordinates with steel pipe.
In figure: 1-frame, 2-oil cylinder, 20-piston, 201-sealing ring, 202-annular wear-resistant strip, 3-first motion bar, 4-first working clamp, 5-first drawing-die seat, 50-steel pipe, 51-nib, 6-first locates core bar, 8-second motion bar, 9-second working clamp, 10-second drawing-die seat, 11-second locates core bar;
7-detent mechanism, 70-positioning frame, 71-cylinder, the anti-offset roller of 72-, the truncated cone half portion on the left of 72a-, the truncated cone half portion on the right side of 72b-.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described further.
A kind of steel pipe hydraulic pressure cold drawing machine as shown in Figure 1, this steel pipe hydraulic pressure cold drawing machine comprises a frame and an oil cylinder 2, oil cylinder 2 is fixed in the middle part of frame 1, it drives the cold-drawn mechanism of two groups of symmetries back and forth by an oil cylinder 2, namely this steel pipe hydraulic pressure cold drawing machine specifically also comprises the first motion bar 3 be on the right side of oil cylinder 2, for clamping and driving the first working clamp 4 of steel pipe 50 activity, first drawing-die seat 5, first location core bar 6 and the second motion bar 8 be on the left of oil cylinder 2, for clamp and drive steel pipe 50 activity the second working clamp 9, second drawing-die seat 10 and the second location core bar 11.Wherein:
Be provided with one in oil cylinder 2 and can be connected to the right-hand member of piston 2 by axial piston 20, first motion bar 3 left end, in end opposite, the second motion bar 8 right-hand member is connected to the left end of piston 2.As shown in Figure 2, the two ends of piston 2 weeks sides are equipped with sealing ring 201, all middle side parts between two ends, piston 2 weeks sides are provided with annular wear-resistant strip 202, wear-resistant strip is established at sealing ring 201 both sides sealing and middle part, making it have better wear-resisting and oil sealing effect, is also that oil cylinder 2 inner carrier 20 two-way work doing is necessary.Above-mentioned first drawing-die seat 5 is between the first working clamp 4 and the first location core bar 6, and the first drawing-die seat 5 is provided with nib 51, and the first location core bar 6 is through inside steel pipe 50, and the first working clamp 4 clamps steel pipe 50 through the nib 51 on above-mentioned first drawing-die seat 5.Similarly, in opposite side, the second drawing-die seat 10 is also between the second working clamp 9 and the second location core bar 11, and the second drawing-die seat 10 is also provided with nib 51, and the second location core bar 11 is through the inner side of second processing steel pipe 50.First motion bar 3 and the second motion bar 8 share an oil cylinder 2, and when right side drawing mechanism resets, the second working clamp 9 clamps this steel pipe 50 through the nib 51 on the second drawing-die seat 10.
During use, centered by above-mentioned oil cylinder 2, be symmetrical arranged one or two group of cold-drawn mechanism, be namely equivalent to two steel pipe hydraulic pressure cold drawing machines to unite two into one, share an oil cylinder 2.So, in drawing process, reciprocating movement, make the mechanism in the other end of original oil cylinder 2 can carry out drawing processing to another steel pipe 50, without the need to making piston playback, therefore there is not the idle period in equipment at once, realize continuous cold-drawn, improve cold-drawn efficiency, and reduce energy consumption.
The location core bar of this practicality comprises the first location core bar 6 and the second location core bar 11 two, when locating loose fit inside core bar and steel pipe 50, in order to carry out axial location for the steel pipe 50 that will process better, prevents its skew axial traveling.As shown in figures 1 and 3, on the basis of the above, one group of detent mechanism 7 for steel pipe 50 axial location is respectively equipped with above the first location core bar 6 of the present utility model and the second location core bar 11.Detent mechanism 7 comprises and is in the positioning frame 70 above first, second location core bar 6,11, many group outputs cylinder 71 down and the anti-offset roller 72 of many groups, and anti-offset roller 72 rolls respectively to be arranged on and organizes cylinder 71 output more.Anti-offset roller 72 is wherein axially vertical with the axial direction of location core bar, anti-offset roller 72 is docking integrally by two truncated cone half portion 72a, 72b of symmetry and is formed, when cylinder 71 exports, many groups of anti-offset rollers 72 are pressed in above steel pipe 60, steel pipe 50 is between location core bar and anti-offset roller 72, truncated cone half portion 72a on the left of it and the truncated cone half portion 72b on right side respectively with the curved wall point cantact on steel pipe 60 top, the anti-offset roller 72 of many groups can control it and depart from axial traveling.
Claims (2)
1. a steel pipe hydraulic pressure cold drawing machine, comprise frame, the oil cylinder be fixed in frame, the first motion bar, for clamping and driving the first working clamp of steel pipe activity, the first drawing-die seat and the first location core bar, being provided with one in oil cylinder can axial piston, and described first motion bar one end is connected to piston one end; Described first working clamp, the first drawing-die seat and the first location core bar are all in oil cylinder side, first working clamp is fixedly connected on the first motion bar external part, first drawing-die seat is between the first working clamp and the first location core bar, first drawing-die seat is provided with nib, first location core bar is through inside steel pipe, and the first working clamp clamps described steel pipe through the nib on described first drawing-die seat; It is characterized in that: also comprise the second motion bar being connected to the described piston other end, and be in the second working clamp of oil cylinder opposite side, the second drawing-die seat and the second location core bar; Described first motion bar and the second motion bar share an oil cylinder, described second working clamp, the second drawing-die seat and the second location core bar respectively with described first working clamp, that the first drawing-die seat, first locates core bar is symmetrical; Described piston week, two ends, side were equipped with sealing ring, and between piston week, all middle side parts at two ends, side are provided with annular wear-resistant strip.
2. a kind of steel pipe hydraulic pressure cold drawing machine according to claim 1, is characterized in that: be respectively equipped with one group of detent mechanism for steel pipe axial location above described first location core bar and the second location core bar; Described detent mechanism comprises the anti-offset roller being in the positioning frame above first, second location core bar, many group outputs cylinder down and being connected to many group cylinder outputs, described anti-offset roller is docking integrally by two truncated cone half portion of symmetry and forms, and is in respectively between first, second location core bar and anti-offset roller to make steel pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420532415.9U CN204135088U (en) | 2014-09-16 | 2014-09-16 | A kind of steel pipe hydraulic pressure cold drawing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420532415.9U CN204135088U (en) | 2014-09-16 | 2014-09-16 | A kind of steel pipe hydraulic pressure cold drawing machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204135088U true CN204135088U (en) | 2015-02-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420532415.9U Expired - Fee Related CN204135088U (en) | 2014-09-16 | 2014-09-16 | A kind of steel pipe hydraulic pressure cold drawing machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204135088U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106914518A (en) * | 2017-04-10 | 2017-07-04 | 宜昌中南精密钢管有限公司 | Precision tube exempts from chuck cold-drawn prosthetic device and method |
| CN107185983A (en) * | 2015-09-13 | 2017-09-22 | 吴小再 | The full-automatic reciprocating bench back and forth stretched and its method of work |
-
2014
- 2014-09-16 CN CN201420532415.9U patent/CN204135088U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107185983A (en) * | 2015-09-13 | 2017-09-22 | 吴小再 | The full-automatic reciprocating bench back and forth stretched and its method of work |
| CN107185983B (en) * | 2015-09-13 | 2019-06-07 | 扬州市新飞翔焊管机械有限公司 | The reciprocating bench and its working method automatically back and forth stretched |
| CN106914518A (en) * | 2017-04-10 | 2017-07-04 | 宜昌中南精密钢管有限公司 | Precision tube exempts from chuck cold-drawn prosthetic device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150204 Termination date: 20180916 |