CN106269942B - A kind of injection loop for drawing copper tubes - Google Patents
A kind of injection loop for drawing copper tubes Download PDFInfo
- Publication number
- CN106269942B CN106269942B CN201610786269.6A CN201610786269A CN106269942B CN 106269942 B CN106269942 B CN 106269942B CN 201610786269 A CN201610786269 A CN 201610786269A CN 106269942 B CN106269942 B CN 106269942B
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- CN
- China
- Prior art keywords
- ring
- ring body
- nylon
- nozzle opening
- boss
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C9/00—Cooling, heating or lubricating drawing material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/02—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape
- B05B1/06—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape in annular, tubular or hollow conical form
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/14—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
Abstract
Invention describes a kind of injection loop for drawing copper tubes, and it includes ring body, and passage is provided with ring body center；Boss is formed at the front opening of inner wall of ring body, the medial surface of boss is the vertical plane vertical with the axis of ring body, and the lateral surface of boss is inclined-plane；The oil groove of annular is provided with the outside of ring body, nozzle opening is additionally provided with ring body, the one end open of nozzle opening is located at the bottom of oil groove, and another end opening of nozzle opening is on inclined-plane；The first and second seal grooves are additionally provided with the outside of ring body, O-ring seal is separately installed with the first and second seal grooves；Nylon ring is installed in passage, the rear end of nylon ring is concordant with the open rearward end of inner wall of ring body, and the front end of nylon ring and the vertical plane of boss are pushed against, and nylon ring is interference fitted with inner wall of ring body, and the internal diameter of nylon ring is less than the diameter of passage.The present invention enables to copper pipe to obtain comprehensive lubrication, can also reduce the temperature of drawing mould, and effectively protects copper pipe outer, improves Product Precision.
Description
Technical field
The present invention relates to a kind of drawing copper tubes aid, especially a kind of injection loop for drawing copper tubes, belong to machine
Tool equipment technical field.
Background technology
Copper pipe is applied very frequent in fields such as air-conditioning condenser, radio frequency transmission cables, and is making the said equipment
During copper pipe, drawing shaping is a ring important in manufacturing procedure.It is to be acted on external force by drawing copper now at present in drawing copper pipe
The front end of pipe, copper pipe blank is pulled out from the nib of mould, to obtain a kind of plasticity of the product of corresponding shape and size
Processing method.Because drawing is carried out in the cold state more, therefore also cry cold-drawn or cold drawn.During drawing copper tubes, it will usually make
With the emulsion being made up of soap base, borax, polyethylene glycol (PEG) oleate and water or by mineral oil, aliphatic acid, dodecanol, oleic acid polyoxy
Vinyl acetate and the emulsion of water composition can so mitigate hot candied mechanical strength, improve hot candied speed and product quality as lubricant,
The friction of workpiece and mould can be effectively reduced, reduces abrasion, and causes copper pipe outer surface that there is tough oil film, can effectively be subtracted
The generation for phenomena such as crying mould, cut, scuffing, sintering soldering, rupture less.Now at present in oil spout during drawing copper tubes, be
Fueling injection equipment is installed directly over copper pipe, the oil spout by the way of from top to bottom, although the top of copper pipe can be lubricated,
But copper pipe bottom is by fluid due to can not be covered, therefore, it is difficult to be lubricated, during thus easily causing drawing copper tubes
Lubricate uneven, cause copper pipe to be formed after being molded on surface concavo-convex uneven or situations such as produce cut, can so influence copper pipe
Final product quality.
The content of the invention
For above-mentioned deficiency of the prior art, it is a primary object of the present invention to solve now carrying out drawing copper tubes at present
During, due to copper pipe surface lubrication it is uneven caused by product there is trace the problem of, and one kind is provided can be comprehensive
Lubricate the injection loop for drawing copper tubes of copper pipe.
Technical scheme：A kind of injection loop for drawing copper tubes, it is characterised in that including ring body, the ring
Body is toroidal, and the passage for being used for placing copper pipe is provided with ring body center；Formed at the front opening of the inner wall of ring body
Boss, the medial surface of the boss is the vertical plane vertical with the axis of ring body, and the lateral surface of the boss is inclined-plane, described
Inclined-plane is inner small and outside big taper surface；The oil groove of annular is provided with the outside of the ring body, the oil groove is located at the middle part of ring body,
Nozzle opening is additionally provided with the ring body, the one end open of the nozzle opening is located at the bottom of oil groove, another end opening of nozzle opening
On the inclined-plane；The first seal groove and the second seal groove are additionally provided with the outside of the ring body, first seal groove is set
In the left side of oil groove, the second seal groove is located at the right side of oil groove, and the first O-ring seal is provided with the first seal groove, the
Second O-ring seal is installed in two seal grooves；Nylon ring, the rear end of the nylon ring and ring body are installed in the passage
Concordant at the open rearward end of inwall, the front end of nylon ring and the vertical plane of boss push against, the nylon ring and inner wall of ring body interference
Coordinate, the internal diameter of the nylon ring is less than the diameter of passage.
Optimally, described nozzle opening is six, and six nozzle openings are evenly distributed on the inclined-plane.By setting six
Nozzle opening can carry out oil jet lubrication processing to copper pipe from different angles, reach purpose of the exhaustive without dead angle, so as to ensure
Smooth degree during drawing copper tubes.
Optimally, the center line of the nozzle opening and the axis of ring body are in that angle is 60 °.By nozzle opening in the present invention
By the way of angularly disposed, fluid is oblique when spraying and outwards, therefore copper pipe can be lubricated, can be with
It is ejected on drawing mould, cooling treatment is carried out to drawing mould, has reached double effectses.
Optimally, it is provided with taper anchor ring in the rear end of the nylon ring.Here the effect of taper anchor ring is set to be more
Facilitate the feeding of copper pipe, play guide effect.
Optimally, the rectangular cross-section slot structure of described oil groove.Oil groove in the present invention employs the structure of rectangular channel
It is on the one hand to the flowing for being easy to fluid so that each nozzle opening by oil, on the other hand can also uniformly increase in oil groove
Trapped fuel amount, be advantageous to improve the pressure that fluid sprays.
Optimally, the aperture of the nozzle opening is 3.5mm.Here it is optimal design using 3.5mm nozzle opening design
Scheme, it can either so ensure when fluid sprays with enough pressure, while the pressure of fluid again will not be excessive, avoids in copper
Pipe surface forms indenture.
Relative to prior art, the invention has the advantages that：
1st, copper pipe is enabled to obtain comprehensive lubrication：Designed present invention is specifically directed to copper pipe lubrication, employ ring
The fueling injection equipment of shape, oil jet lubrication is carried out to copper pipe simultaneously from different perspectives, so enables to reach equal without dead angle on copper pipe
The effect of even lubrication；
2nd, the temperature of drawing mould can be reduced：The injection loop of the present invention changes the oil spout of traditional atomizer vertically downward
Pattern, using oblique injection mode, copper pipe can not only be lubricated, while the drawing mould on side can also be covered so that drawn
The heat of withdrawing pattern tool can be absorbed by fluid, reach the effect of cooling；
3rd, automaticity is high, due to employing hollow-core construction in injection loop, therefore fluid can automatic spray, be not required to
Manual operation, and moderate pressure, reliability are also preferable；
4th, copper pipe outer can effectively be protected：Due to being provided with nylon ring on the inside of injection loop, therefore copper pipe can be avoided
Touched in drawing moving process between injection loop, avoid copper pipe outer and be scratched, be advantageous to improve Product Precision.
Brief description of the drawings
Fig. 1 is a kind of structural representation of injection loop for drawing copper tubes of the invention.
In figure, 1-ring body, 2-passage, 3-boss, 4-vertical plane, 5-inclined-plane, 6-oil groove, 7-nozzle opening, 8-
First seal groove, the 9-the second seal groove, the 10-the first O-ring seal, the 11-the second O-ring seal, 12-nylon ring, 13-
Taper anchor ring.
Embodiment
The invention will be further described with reference to the accompanying drawings and detailed description.
As shown in figure 1, a kind of injection loop for drawing copper tubes of the present invention, it includes ring body 1, and the ring body 1 is circle
Ring-shaped, it is provided with the center of ring body 1 and is used to placing the passage 2 of copper pipe, during drawing, copper pipe is from the passage 2 through afterwards and front end
Drawing mould connection.Boss 3 is formed at the front opening of the inwall of ring body 1, the medial surface of the boss 3 is and ring body
The vertical vertical plane 4 in 1 axis, the lateral surface of the boss 3 is inclined-plane 5, and the inclined-plane 5 is inner small and outside big taper surface；
The outer openings diameter of the taper surface is equal with the diameter of passage 2.The oil groove 6 of annular, institute are provided with the outside of ring body 1
The rectangular cross-section slot structure for the oil groove 6 stated, the oil groove 6 are located at the middle part of ring body 1, at work, connected on the oil groove 6
There is inlet valve, because the installation connection of inlet valve belongs to existing structure, therefore be not described in detail in this application.In the ring
Nozzle opening 7 is additionally provided with body 1, the one end open of the nozzle opening 7 is located at the bottom of oil groove 6, and another end opening of nozzle opening 7 is set
In on the inclined-plane 5.In order to which the outer surface of whole copper pipe is covered, described nozzle opening 7 is six, and six nozzle openings 7 are uniform
It is distributed on the inclined-plane 5.Certainly as needed, it can also set 5 or 7 atomizers, its quantity can be according to copper pipe
Depending on diameter.The center line of the nozzle opening 7 and the axis of ring body 1 are in that angle is 60 °, and such fluid can is oblique
To ejection, lubrication not only was played to copper pipe but also cooling-down effect is played to the drawing mould of front end.It should be noted that here
60 ° of angles are the schemes after optimization, if the angle too small of setting, fluid injection may be caused too remote, can not be complete by copper pipe
Portion covers, if the angle of setting is excessive, may cause that copper pipe can only be covered, and the cooling that can not take into account drawing mould needs
Ask.In the present invention, the aperture of the nozzle opening 7 is set as 3.5mm, so can both cause when fluid sprays with enough pressures
Power, reach required distance, while will not cause to produce indenture in copper pipe surface because pressure is too big again.
Referring to Fig. 1, in order to improve the sealing of fluid, the first seal groove 8 and second is additionally provided with the outside of the ring body 1
Seal groove 9, first seal groove 8 are located at the left side of oil groove 6, and the second seal groove 9 is located at the right side of oil groove 6, in the first sealing
First O-ring seal 10 is installed in groove 8, the second O-ring seal 11 is installed in the second seal groove 9.In the passage 2
Nylon ring 12 is installed, nylon ring 12 is the soft protection ring structure of nylon material, the rear end of the nylon ring 12 with ring body 1
It is concordant at the open rearward end of wall, taper anchor ring 13 is provided with the rear end of the nylon ring 12, can so play preferable guiding
Effect；The front end of nylon ring 12 and the vertical plane 4 of boss 3 are pushed against, and during installation, the nylon ring 12 is matched somebody with somebody with the inwall interference of ring body 1
Close, the internal diameter of the nylon ring 12 is less than the diameter of passage 2, can so cause copper pipe when by passage 2 not with ring body 1
Inwall is touched, and has the function that to protect copper pipe.
During work, lubricating oil is transported in oil groove 6 from the inlet valve of outside, because oil groove 6 and six nozzle openings 7 are equal
It is connection, therefore fluid will voluntarily flow to each nozzle opening, when copper pipe moves forward in passage 2, fluid sprays from 6
Being sprayed in oilhole so that the whole outer surface of copper pipe is all lubricated, so that situations such as avoiding causing wire drawing in drawing process, together
When oblique spray regime enable to fluid to be ejected on drawing mould, when such fluid can absorb drawing mould work
Heat, reach cooling-down effect.Usual copper pipe is continuous drawing movement, and the fluid of injection loop is also continuously to spray, and is thus reached
The effect of automatic splash lubrication has been arrived, has been circulated with this.
It should be noted that above example is only to illustrate technical solution of the present invention rather than restriction technologies scheme, although
Applicant is explained in detail with reference to preferred embodiment to the present invention, it will be understood by those within the art that, those are right
The modification or equivalent substitution that technical solution of the present invention is carried out, it is impossible to depart from the objective and scope of the technical program, all should cover
Among scope of the invention as claimed.
Claims (1)
1. a kind of injection loop for drawing copper tubes, it is characterised in that including ring body（1）, the ring body（1）For toroidal,
In ring body（1）Center is provided with the passage for being used for placing copper pipe（2）；In the ring body（1）Boss is formed at the front opening of inwall
（3）, the boss（3）Medial surface be and ring body（1）The vertical vertical plane in axis（4）, the boss（3）Lateral surface
For inclined-plane（5）, the inclined-plane（5）For inner small and outside big taper surface；In the ring body（1）Outside is provided with the oil groove of annular（6）, institute
State oil groove（6）Located at ring body（1）Middle part, in the ring body（1）Inside it is additionally provided with nozzle opening（7）, the nozzle opening（7）One end
Opening is located at oil groove（6）Bottom, nozzle opening（7）Another end opening be located at the inclined-plane（5）On；In the ring body（1）'s
Outside is additionally provided with the first seal groove（8）With the second seal groove（9）, first seal groove（8）Located at oil groove（6）Left side,
Two seal grooves（9）Located at oil groove（6）Right side, in the first seal groove（8）First O-ring seal is inside installed（10）, second
Seal groove（9）Second O-ring seal is inside installed（11）；In the passage（2）Nylon ring is inside installed（12）, the nylon ring
（12）Rear end and ring body（1）Concordant, nylon ring at the open rearward end of inwall（12）Front end and boss（3）Vertical plane（4）
Push against, the nylon ring（12）With ring body（1）Inwall is interference fitted, the nylon ring（12）Internal diameter be less than passage（2）It is straight
Footpath；Described nozzle opening（7）For six, six nozzle openings（7）It is evenly distributed on the inclined-plane（5）On；The nozzle opening（7）'s
Center line and ring body（1）Axis be in that angle is 60 °；In the nylon ring（12）Rear end be provided with taper anchor ring（13）；
Described oil groove（6）Rectangular cross-section slot structure；The nozzle opening（7）Aperture be 3.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610786269.6A CN106269942B (en) | 2016-08-31 | 2016-08-31 | A kind of injection loop for drawing copper tubes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610786269.6A CN106269942B (en) | 2016-08-31 | 2016-08-31 | A kind of injection loop for drawing copper tubes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106269942A CN106269942A (en) | 2017-01-04 |
| CN106269942B true CN106269942B (en) | 2018-03-27 |
Family
ID=57674088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610786269.6A Active CN106269942B (en) | 2016-08-31 | 2016-08-31 | A kind of injection loop for drawing copper tubes |
Country Status (1)
| Country | Link |
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| CN (1) | CN106269942B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107414044A (en) * | 2017-08-01 | 2017-12-01 | 尚成荣 | A kind of casting in bronze is made with crystallizer grease atomizer spray device |
| EP3473879B1 (en) * | 2017-10-17 | 2020-09-30 | Ningbo Geely Automobile Research & Development Co. Ltd. | A synchronizing ring |
| CN111451011A (en) * | 2020-04-30 | 2020-07-28 | 上海建桥学院 | Oil nozzle and machining method thereof |
| CN114210751A (en) * | 2021-12-22 | 2022-03-22 | 衡阳金化高压容器股份有限公司 | Cold-drawing device for steel pipe machining process |
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|---|---|---|---|---|
| JP2006181611A (en) * | 2004-12-28 | 2006-07-13 | Jfe Steel Kk | Highly efficient method for manufacturing pipe with high dimensional accuracy and excellent surface quality |
| CN203155733U (en) * | 2013-03-29 | 2013-08-28 | 苏州奥智机电设备有限公司 | Drawing die |
| CN204338597U (en) * | 2014-12-04 | 2015-05-20 | 隆昌山川精密焊管有限责任公司 | Carbide alloy combination drawing die |
| CN204974775U (en) * | 2015-08-06 | 2016-01-20 | 成都贝丝特新材料有限公司 | Carbide makes up drawing die |
| CN105290131A (en) * | 2015-09-30 | 2016-02-03 | 广东龙丰精密铜管有限公司 | Lubricating structure and lubricating method for copper tube drawing mold |
| CN205995945U (en) * | 2016-08-31 | 2017-03-08 | 重庆龙煜精密铜管有限公司 | Disk draw ring shape injection loop |
-
2016
- 2016-08-31 CN CN201610786269.6A patent/CN106269942B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006181611A (en) * | 2004-12-28 | 2006-07-13 | Jfe Steel Kk | Highly efficient method for manufacturing pipe with high dimensional accuracy and excellent surface quality |
| CN203155733U (en) * | 2013-03-29 | 2013-08-28 | 苏州奥智机电设备有限公司 | Drawing die |
| CN204338597U (en) * | 2014-12-04 | 2015-05-20 | 隆昌山川精密焊管有限责任公司 | Carbide alloy combination drawing die |
| CN204974775U (en) * | 2015-08-06 | 2016-01-20 | 成都贝丝特新材料有限公司 | Carbide makes up drawing die |
| CN105290131A (en) * | 2015-09-30 | 2016-02-03 | 广东龙丰精密铜管有限公司 | Lubricating structure and lubricating method for copper tube drawing mold |
| CN205995945U (en) * | 2016-08-31 | 2017-03-08 | 重庆龙煜精密铜管有限公司 | Disk draw ring shape injection loop |
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| Publication number | Publication date |
|---|---|
| CN106269942A (en) | 2017-01-04 |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Oil injection ring for drawing copper pipe Effective date of registration: 20190830 Granted publication date: 20180327 Pledgee: China Minsheng Banking Corp Zhengzhou branch Pledgor: Chongqing Longyu Precision Copper Pipe Co., Ltd.|Jinlong Precision Copper Pipe Group Co., Ltd. Registration number: Y2019990000127 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |