CN205236633U - Reducing processingequipment of thin wall minor diameter steel pipe - Google Patents
Reducing processingequipment of thin wall minor diameter steel pipe Download PDFInfo
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- CN205236633U CN205236633U CN201520979914.7U CN201520979914U CN205236633U CN 205236633 U CN205236633 U CN 205236633U CN 201520979914 U CN201520979914 U CN 201520979914U CN 205236633 U CN205236633 U CN 205236633U
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Abstract
The utility model discloses a reducing processingequipment of thin wall minor diameter steel pipe, including drawing the dolly and being used for the drive to draw the draw gear of dolly, draw gear installs on a support, be equipped with on the support and be used for for drawing the spacing seat of mould that the dolly carries out the guide rail that leads and is used for fixed mould, draw dolly and draw gear fixed connection, it is equipped with the clamping device who is used for clamping steel tube on the dolly to draw, the axial lead that clamping device's centre gripping hole and mould are equipped with drew the hole is located same straight line, its processing that can realize the changeover portion of the various angles of thin wall minor diameter steel pipe, and the machining precision is high, and the uniformity is good, can carry out batch production to the product.
Description
Technical field
The utility model relates to reducing manufacture field, particularly a kind of reducing machining device of thin-walled minor-diameter steel-tube.
Background technology
Some minisize component shells are generally designed to the little steel pipe of thin-walled minor diameter reducing, to reach lightweight, the microminiaturization of minisize component, and the feature of good heat conductivity, as instrument products such as temperature and pressure sensor, heaters. Thin-walled stainless steel tube with small diameter be standard " GB/T3090 stainless steel minor-diameter steel-tube " related, the stainless steel-like steel pipe that is also not limited to this standard, thickness of steel pipe δ≤0.2mm, diameter dimension D≤6mm.
The general swager that adopts of thin-walled stainless steel tube with small diameter reducing processing is swaged, swaging to the reducing of bar or thick walled steel tube is a kind of good processing method, but be not suitable for thin-wall steel tube completely, particularly minor-diameter steel-tube, and the angle of reducer is less, can not realize the processing of large reducing angle, machining accuracy is low, and uniformity is poor.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, a kind of reducing machining device of thin-walled minor-diameter steel-tube is provided, and it can realize the processing of the reducer of the various angles of thin-walled minor-diameter steel-tube, and machining accuracy is high, high conformity, can produce in batches product.
The purpose of this utility model is achieved in that a kind of reducing machining device of thin-walled minor-diameter steel-tube, comprise draw trolley and for driving the draw-gear of draw trolley, described draw-gear is arranged on a support, described support is provided with and is used to guide rail that draw trolley leads and for mould being carried out to spacing mould limit base, described draw trolley is fixedly connected with draw-gear, described draw trolley is provided with the clamping device for clamping steel pipe, the axial line in the drawing hole that the clamping hole of described clamping device and mould are provided with is located along the same line, the drawing hole hole wall of described mould is provided with the reducer of connection, sizing section, the diameter of described reducer reduces towards the direction near sizing section, form horn mouth, the minimum diameter of described reducer is identical with the diameter of sizing section. the diameter of sizing section has different sizes according to different product requirements.
Described draw-gear comprises drive motors, deceleration device and sprocket wheel link chain mechanism, the output shaft of described drive motors is connected with the power shaft of deceleration device, the output shaft of described deceleration device is connected with the power shaft of sprocket wheel link chain mechanism, described sprocket wheel link chain mechanism is rack-mount, and described draw trolley is fixedly connected with the chain of sprocket wheel link chain mechanism. Described draw trolley is fixedly connected with the chain of sprocket wheel link chain mechanism by dolly holder. Draw trolley and dolly holder are bolted to connection. The chain of described chain-drive mechanism is provided with multiple outer plates for being fixedly connected with dolly holder, and dolly holder is provided with journal stirrup, for being bolted to connection with outer plate.
Described drive motors is clockwise and anticlockwise motor, can drive draw trolley to move back and forth. Described draw-gear can also adopt other to have and drive the device of draw trolley along guide rail movement function.
Described draw trolley is provided with roller and coordinates guiding with guide rail.
Described mould limit base comprises postive stop baffle, and described postive stop baffle is provided with for pass opening or the hole of stepping down for steel pipe, can be spacing to steel pipe. On described postive stop baffle, be fixed with supporting seat, described supporting seat is provided with for mould being carried out to spacing V-type groove. Mould limit base of the present utility model can only arrange postive stop baffle, and supporting seat is not set, and postive stop baffle also can be set, and supporting seat is set again.
Described draw trolley is provided with the bellmouth for clamping device is installed, described clamping device comprises two grip blocks, two grip blocks are in the bellmouth that is placed on draw trolley front end and is provided with, form a cramping body, the centre of described cramping body is useful on the clamping hole of clamping steel pipe, described cramping body is conical, and described cramping body wedge, in the bellmouth of draw trolley, forms axial location.
The inwall opposite face of described two grip blocks is provided with some corresponding clamping teeth.
On described draw trolley, be supported with cylinder, the cylinder hinged seat that the cylinder body of described cylinder and draw trolley are provided with is hinged, the upper articulation of the piston rod of described cylinder and a spacing pivoted arm, the middle part of described spacing pivoted arm is hinged by bearing pin and draw trolley, the bottom of described spacing pivoted arm is provided with for the limited block to cramping body axial limiting, this limited block is for contacting with the tail end of cramping body, the piston rod of cylinder drives limited block to push ahead, limited block props up two grip blocks and travels forward along bellmouth, realizes grip block and clamps steel pipe.
Angle between hole wall and the axis of the reducer of described mould is 10 °～20 ° or 70 °～80 °.
The two ends of described mould are respectively equipped with reducer, described sizing section is arranged between two reducers, the two ends of sizing section are connected with two reducers respectively, the minimum diameter of two reducers is identical with the diameter of sizing section, wherein, angle α between hole wall and the axis of a reducer is 10 °～20 °, and the angle β between hole wall and the axis of another reducer is 70 °～80 °.
The beneficial effects of the utility model are: due to this reducing machining device, comprise draw trolley and for driving the draw-gear of draw trolley, described draw-gear is arranged on a support, described support is provided with and is used to guide rail that draw trolley leads and for mould being carried out to spacing mould limit base, described draw trolley is provided with the clamping device for clamping steel pipe, the axial line in the drawing hole that the clamping hole of described clamping device and mould are provided with is located along the same line, the drawing hole hole wall of described mould is provided with the reducer of connection, sizing section, the diameter of described reducer reduces towards the direction near sizing section, form horn mouth, the minimum diameter of described reducer is identical with the diameter of sizing section. by the termination pointing of thin-walled minor-diameter steel-tube, be then fixed in the clamping device of draw trolley through behind the drawing hole of mould, draw-gear drives draw trolley to carry out drawing, after drawing, mould is turned around, and mould is moved back in drawing, produces the product with changeover portion. by customizing different moulds, the angle of adjusting reducer and axis can be realized the processing of the changeover portion of the various angles of thin-walled minor-diameter steel-tube, and machining accuracy is high, and high conformity, can produce in batches product. and the product processing meets the particular/special requirement of meters device, realize the advantage of product miniaturization, lightweight and good heat conductivity (sensing series products).
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the structural representation of mould of the present utility model;
Fig. 3 is the scheme of installation of mould of the present utility model;
Fig. 4 is the scheme of installation of draw trolley of the present utility model;
Fig. 5 is drawing schematic diagram of the present utility model;
Fig. 6 is the mould schematic diagram that moves back of the present utility model;
Fig. 7 is product schematic diagram of the present utility model.
In accompanying drawing, 1 is draw trolley, and 1a is roller, and 2 is support, 2a is guide rail, and 3 is mould limit base, and 31 is postive stop baffle, and 31a is opening, 32 is supporting seat, and 32a is V-type groove, and 4 is chain, and 4a is outer plate, 5 is dolly holder, and 6 is mould, and 6a is sizing section, and 6b is reducer, 7 is grip block, and 7a is clamping hole, and 8 is cylinder, and 9 is cylinder hinged seat, 10 is spacing pivoted arm, and 10a is hinged journal stirrup, and 10b is limited block.
Detailed description of the invention
For understanding further summary of the invention of the present utility model, below in conjunction with accompanying drawing, the specific embodiment of the present invention is elaborated.
Referring to Fig. 1 to Fig. 4, a kind of reducing machining device of thin-walled minor-diameter steel-tube, comprises draw trolley 1 and for driving the draw-gear of draw trolley 1, described draw trolley 1 is fixedly connected with draw-gear. Described draw-gear is arranged on a support 2. The described draw-gear of the present embodiment comprises drive motors, deceleration device and sprocket wheel chain 4 mechanisms, the output shaft of described drive motors is connected with the power shaft of deceleration device, the output shaft of described deceleration device is connected with the power shaft of sprocket wheel chain 4 mechanisms, described sprocket wheel chain 4 mechanisms are arranged on support 2, and described draw trolley 1 is fixedly connected with the chain 4 of sprocket wheel chain 4 mechanisms. Described draw trolley 1 is fixedly connected with the chain 4 of sprocket wheel chain 4 mechanisms by dolly holder 5. Draw trolley 1 is bolted to connection with dolly holder 5. The chain 4 of described chain-drive mechanism is provided with multiple outer plate 4a for being fixedly connected with dolly holder 5, and dolly holder 5 is provided with journal stirrup, for being bolted to connection with outer plate 4a. Described drive motors is clockwise and anticlockwise motor, can drive draw trolley 1 to move back and forth. Described draw-gear can also adopt other to have and drive the device of draw trolley 1 along guide rail 2a motor function. Described support 2 is provided with and is used to guide rail 2a that draw trolley 1 leads and for mould being carried out to spacing mould limit base 3. Described mould limit base 3 comprises postive stop baffle 31 and is fixed on the supporting seat 32 on postive stop baffle 31, and described supporting seat 32 is provided with for mould being carried out to spacing V-type groove 32a, described postive stop baffle 31 be provided with for for steel pipe through the opening 31a stepping down. Described supporting seat 32 is fixedly connected with postive stop baffle 31 by bolt. Described draw trolley 1 is provided with roller 1a and coordinates guiding with guide rail 2a. Described draw trolley 1 is provided with the clamping device for clamping steel pipe, and the axial line in the drawing hole that the clamping hole 7a of described clamping device and mould 6 are provided with is located along the same line. The described draw trolley 1 of the present embodiment is provided with the bellmouth for clamping device is installed, described clamping device comprises two grip blocks 7, two grip blocks 7 are in the bellmouth that is placed on draw trolley 1 front end and is provided with, form a cramping body, the centre of described cramping body is useful on the clamping hole 7a of clamping steel pipe, described cramping body is conical, and this conical cramping body wedge, in the bellmouth of draw trolley 1, forms axial location. The inwall of described two grip blocks is provided with some corresponding clamping teeth. On described draw trolley 1, be supported with cylinder 8, the cylinder hinged seat 9 that the cylinder body of described cylinder 8 and draw trolley 1 are provided with is hinged, the upper articulation of the piston rod of described cylinder 8 and a spacing pivoted arm 10, the middle part of described spacing pivoted arm 10 is hinged by bearing pin and draw trolley 1, the bottom of described spacing pivoted arm 10 is provided with for the limited block 10b to cramping body axial limiting, and this limited block 10b is for contacting with the tail end of cramping body. Described spacing pivoted arm 10 middle parts are provided with hinged journal stirrup 10a. The piston rod of cylinder drives limited block to push ahead, and limited block props up two grip blocks and travels forward along bellmouth, realizes grip block and clamps steel pipe.
The drawing hole hole wall of described mould 6 is provided with reducer 6b, the sizing section 6a of connection, and the diameter of described reducer reduces towards the direction near sizing section, forms horn mouth, and the minimum diameter of described reducer is identical with the diameter of sizing section. Described mould 6 can only at one end arrange reducer 6b, and the angle between hole wall and the axis of the reducer 6b of described mould 6 is 10 °～20 ° or 70 °～80 °, can adjust as required. Certainly, the two ends of described mould 6 are respectively equipped with reducer 6b, described sizing section 6a is arranged between two reducer 6b, the two ends of sizing section 6a are connected with two reducer 6b respectively, the minimum diameter of two reducers is identical with the diameter of sizing section, wherein, the angle α between hole wall and the axis of a reducer 6b is 10 °～20 °, and the angle β between hole wall and the axis of another reducer 6b is 70 °～80 °.
Adopt the step of the processing thin-walled minor-diameter steel-tube of this reducing machining device to be:
As shown in Figure 5, the thin-walled minor-diameter steel-tube that is D by diameter (annealed state) termination pointing, then steel pipe dog is fixed in the clamping device of draw trolley through behind the drawing hole of mould, clamping device clamps steel pipe, draw-gear drives draw trolley to carry out drawing, meet the requirements of after size L length, draw-gear stops drawing, one section of steel pipe by diameter D reducing to dmm, formation has large footpath section, the structure of path section and changeover portion between the two, as shown in Figure 7, draw trolley carriage return a bit, unclamp clamping device, take out the tubing in clamping device, now mould and tubing closely cooperate, mould need to be turned around to move back mould, as shown in Figure 6, mould turns around, the bigger diameter end (diameter D) of clamping device clamps tubing, start draw-gear, mould and tubing are unclamped, complete thin-walled minor-diameter steel-tube reducing one time, clean, vacuum (10-3Pa) annealing (1060 DEG C of insulation 20min, cool to 200 DEG C of following taking-ups with the furnace). as required, diameter D section and diameter d section intercept respectively corresponding size. diameter at butt end (D) length and top diameter (d) length can be determined as required. as little in reducing amount (reducing amount is less than or equal to 40%), a drawing, if reducing amount needs larger (maximum reducing amount is 70%), can be after above-mentioned drawing program, annealing, then carry out drawing by same program, do not advise the above drawing of three passages. reducing amount formula is (D2-d2)/D2.
The two ends of mould 6 of the present utility model are respectively equipped with reducer 6b, described sizing section 6a is arranged between two reducer 6b, the two ends of sizing section 6a are connected with two reducer 6b respectively, wherein, the angle α of reducer 6b and axis is 10 °～20 °, and the angle β of another reducer 6b and axis is 70 °～80 °. If desired changeover portion is α angle, mould forward can be installed, and if desired changeover portion is β angle, mould oppositely can be installed.
The utility model adopts drawing to realize reducing, makes reliable product quality, and changeover portion is natural, smooth, attractive in appearance, easy to implement the method, is applicable to batch production.
The utility model is not only confined to above-described embodiment, carries out the technical scheme of a little change in the situation that not deviating from technical solutions of the utility model spirit, should fall into protection domain of the present utility model.
Claims (10)
1. the reducing machining device of a thin-walled minor-diameter steel-tube, it is characterized in that: comprise draw trolley and for driving the draw-gear of draw trolley, described draw-gear is arranged on a support, described support is provided with and is used to guide rail that draw trolley leads and for mould being carried out to spacing mould limit base, described draw trolley is fixedly connected with draw-gear, described draw trolley is provided with the clamping device for clamping steel pipe, the axial line in the drawing hole that the clamping hole of described clamping device and mould are provided with is located along the same line, the drawing hole hole wall of described mould is provided with the reducer of connection, sizing section, the diameter of described reducer reduces towards the direction near sizing section, the minimum diameter of described reducer is identical with the diameter of sizing section.
2. the reducing machining device of thin-walled minor-diameter steel-tube according to claim 1, it is characterized in that: described draw-gear comprises drive motors, deceleration device and sprocket wheel link chain mechanism, the output shaft of described drive motors is connected with the power shaft of deceleration device, the output shaft of described deceleration device is connected with the power shaft of sprocket wheel link chain mechanism, described sprocket wheel link chain mechanism is rack-mount, and described draw trolley is fixedly connected with the chain of sprocket wheel link chain mechanism.
3. the reducing machining device of thin-walled minor-diameter steel-tube according to claim 1, is characterized in that: described draw trolley is provided with roller and coordinates guiding with guide rail.
4. the reducing machining device of thin-walled minor-diameter steel-tube according to claim 1, is characterized in that: described mould limit base comprises postive stop baffle, and described postive stop baffle is provided with for pass opening or the hole of stepping down for steel pipe.
5. the reducing machining device of thin-walled minor-diameter steel-tube according to claim 4, is characterized in that: on described postive stop baffle, be fixed with supporting seat, described supporting seat is provided with for mould being carried out to spacing V-type groove.
6. the reducing machining device of thin-walled minor-diameter steel-tube according to claim 1, it is characterized in that: described draw trolley is provided with the bellmouth for clamping device is installed, described clamping device comprises two grip blocks, two grip blocks are in the bellmouth that is placed on draw trolley front end and is provided with, form a cramping body, the centre of described cramping body is useful on the clamping hole of clamping steel pipe, and described cramping body wedge, in the bellmouth of draw trolley, forms axial location.
7. the reducing machining device of thin-walled minor-diameter steel-tube according to claim 6, is characterized in that: the inwall of described two grip blocks is provided with some corresponding clamping teeth.
8. the reducing machining device of thin-walled minor-diameter steel-tube according to claim 6, it is characterized in that: on described draw trolley, be supported with cylinder, the cylinder hinged seat that the cylinder body of described cylinder and draw trolley are provided with is hinged, the upper articulation of the piston rod of described cylinder and a spacing pivoted arm, the middle part of described spacing pivoted arm is hinged by bearing pin and draw trolley, the bottom of described spacing pivoted arm is provided with for the limited block to cramping body axial limiting, and this limited block is for contacting with the tail end of cramping body.
9. the reducing machining device of thin-walled minor-diameter steel-tube according to claim 1, is characterized in that: the angle between hole wall and the axis of the reducer of described mould is 10 °～20 ° or 70 °～80 °.
10. the reducing machining device of thin-walled minor-diameter steel-tube according to claim 1, it is characterized in that: the two ends of described mould are respectively equipped with reducer, described sizing section is arranged between two reducers, the two ends of sizing section are connected with two reducers respectively, the minimum diameter of two reducers is identical with the diameter of sizing section, wherein, angle α between hole wall and the axis of a reducer is 10 °～20 °, and the angle β between hole wall and the axis of another reducer is 70 °～80 °.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520979914.7U CN205236633U (en) | 2015-12-01 | 2015-12-01 | Reducing processingequipment of thin wall minor diameter steel pipe |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520979914.7U CN205236633U (en) | 2015-12-01 | 2015-12-01 | Reducing processingequipment of thin wall minor diameter steel pipe |
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| CN205236633U true CN205236633U (en) | 2016-05-18 |
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| CN201520979914.7U Active CN205236633U (en) | 2015-12-01 | 2015-12-01 | Reducing processingequipment of thin wall minor diameter steel pipe |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106654798A (en) * | 2016-12-22 | 2017-05-10 | 虞东升 | Preparation method of reducing cylindrical plug pin |
| CN109500116A (en) * | 2018-12-28 | 2019-03-22 | 重庆龙煜精密铜管有限公司 | Reducer pipe stretching-machine |
| CN110404990A (en) * | 2019-08-14 | 2019-11-05 | 山东广泰环保科技有限公司 | A kind of pressure pipe equipment, multiple tube drawing equipment and drawing process |
-
2015
- 2015-12-01 CN CN201520979914.7U patent/CN205236633U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106654798A (en) * | 2016-12-22 | 2017-05-10 | 虞东升 | Preparation method of reducing cylindrical plug pin |
| CN109500116A (en) * | 2018-12-28 | 2019-03-22 | 重庆龙煜精密铜管有限公司 | Reducer pipe stretching-machine |
| CN109500116B (en) * | 2018-12-28 | 2023-09-26 | 重庆龙煜精密铜管有限公司 | Reducing pipe stretcher |
| CN110404990A (en) * | 2019-08-14 | 2019-11-05 | 山东广泰环保科技有限公司 | A kind of pressure pipe equipment, multiple tube drawing equipment and drawing process |
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