CN109049521A - A kind of ultra-fine long thread bar with cooling structure - Google Patents
A kind of ultra-fine long thread bar with cooling structure Download PDFInfo
- Publication number
- CN109049521A CN109049521A CN201810782949.XA CN201810782949A CN109049521A CN 109049521 A CN109049521 A CN 109049521A CN 201810782949 A CN201810782949 A CN 201810782949A CN 109049521 A CN109049521 A CN 109049521A
- Authority
- CN
- China
- Prior art keywords
- core pipe
- tapping body
- mobile jib
- outer tube
- tapping
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 33
- 238000010079 rubber tapping Methods 0.000 claims abstract description 53
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 21
- 238000002347 injection Methods 0.000 claims description 10
- 239000007924 injection Substances 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- DMFGNRRURHSENX-UHFFFAOYSA-N beryllium copper Chemical compound [Be].[Cu] DMFGNRRURHSENX-UHFFFAOYSA-N 0.000 claims description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical group [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000009713 electroplating Methods 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 4
- 238000012546 transfer Methods 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 9
- 238000005336 cracking Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000013021 overheating Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/2618—Moulds having screw-threaded mould walls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/72—Heating or cooling
- B29C45/73—Heating or cooling of the mould
- B29C45/7312—Construction of heating or cooling fluid flow channels
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of ultra-fine long thread bar with cooling structure, including mobile jib ontology, tapping body, waterway connector；Mobile jib ontology includes core pipe and outer tube；Outer tube is sheathed on outside core pipe；Intake tunnel is formed between outer tube and core pipe, and exhalant canal is formed in core pipe；The tail end of mobile jib ontology is connect with waterway connector；The front end of mobile jib ontology is connect with tapping body, and outer tube is set on tapping body, and core pipe protrudes into tapping body, is provided with cooling chamber in tapping body；Tapping body front end is provided with screwed tooth structure；Tapping body rear portion is provided with external screw thread of the spiral surrounding on the external wall of tapping；Stroke control guide sleeve is arranged with outside tapping body.For the present invention by the good tapping body of heat transfer, structural strength is good, cooperates water-cooling pattern, the cooling performance of thread bar is substantially increased, guarantees product injection molding quality, while by reversely screwing, it is detached from product and thread bar, is not easy to pull product, using effect is good.
Description
Technical field
The present invention relates to injection mold field, in particular to a kind of ultra-fine long thread bar with cooling structure.
Background technique
Injection mold is the important process equipment for producing various industrial products, with the rapid development of plastics industry, and
Popularization and application of the plastic products in industrial departments such as Aeronautics and Astronautics, electronics, machinery, ship and automobiles, the model of injection mold application
It encloses more and more extensive.Injection mold is a kind of tool for producing plasthetics；Also it is to confer to plasthetics complete structure and accurate
The tool of size.Injection molding is a kind of processing method for using when producing certain complex-shaped components in batches, and referring specifically to will be by
The plastics that heat is melted inject die cavity by injection molding machine high pressure and obtain formed products after cooling and solidifying.
In injection moulding process, on part injection product be it is screwed, need to cooperate by thread bar and be molded.Due to note
The limit of molding product structure, there are many restrictions for the structure of thread bar for many injection molds.In injection mold, usually to
It is less than 2cm, the thread bar of elongate structure of the length greater than 30cm to diameter.Such existing thread bar generallys use steel line
Cutting processing molding, there are poor thermal conductivity, the problem of easy overheating deforming, easy-to-draw injured labour product, demoulding is difficult, easy fracture.
Summary of the invention
In order to solve the above technical problems, the present invention provides a kind of ultra-fine long thread bar with cooling structure, passes through mobile jib
Ontology and tapping body cooperate, and using the beryllium copper of excellent thermal conductivity in conjunction with water cooling, solve such existing thread bar and usually adopt
It is formed with steel linear cutter, there are poor thermal conductivity, easy overheating deforming, easy-to-draw injured labour product, demoulding is difficult, and easy fracture is asked
Topic.
In order to achieve the above objectives, technical scheme is as follows: a kind of ultra-fine long thread bar with cooling structure, including
Mobile jib ontology, tapping body, waterway connector；The tapping body, mobile jib ontology, waterway connector are sequentially connected；The mobile jib ontology packet
Include core pipe and outer tube；The outer tube is made of steel, is hollow tubular structure, is sheathed on outside the core pipe；The housing
Intake tunnel is formed between pipe and the core pipe, forms exhalant canal in the core pipe；The tail end of the mobile jib ontology and institute
State waterway connector connection；The front end of the mobile jib ontology is connect with the tapping body, and the outer tube is set in the tapping body
On, the core pipe protrudes into the tapping body, is provided with cooling chamber in the tapping body；The tapping body is by beryllium copper material system
At, be in pen-shaped structure, tapping body front end is provided with screwed tooth structure；There is TiN coating in the screwed tooth structure electroplating surface；
Tapping body rear portion is provided with external screw thread of the spiral surrounding on the external wall of the tapping；It is arranged outside the tapping body
There is stroke to control guide sleeve；The internal screw thread with external screw thread cooperation is provided on the inner wall of the stroke control guide sleeve.
As a preferred solution of the present invention, the outer tube is in hexagonal prisms or eight prism structures.
As a preferred solution of the present invention, the core pipe is made of pp material；The core pipe surface is provided with V-arrangement
Burr；The V-arrangement burr is formed by pps material injection, is spaced apart from each other and is arranged along the axis of the core pipe；The adjacent V
Shape burr mutually staggers in the circumferential direction of the core pipe.
As a preferred solution of the present invention, the tapered structure of the cooling chamber is set on the side wall of the cooling chamber
It is equipped with the reinforcing rib along the tapping body axial direction.
As a preferred solution of the present invention, it is close that rotation is provided between the mobile jib ontology and the waterway connector
Sealing joint；The rotation seal joint is fixedly connected with the outer tube, is rotatably tightly connected with the waterway connector.
As a preferred solution of the present invention, on the axial direction of the mobile jib ontology, on the waterway connector
It is provided with water outlet mouthpiece；The water outlet mouthpiece is connected to the core pipe；The core pipe in the radial direction, connect in the water route
It is provided with water inlet interface on head, the water supply connector is connected to the exhalant canal.
As a preferred solution of the present invention, the length of the tapping body is not more than 10cm.
Through the above technical solutions, the beneficial effect of technical solution of the present invention is: the configuration of the present invention is simple is reasonable, passes through heat
Good tapping body is conducted, structural strength is good, cooperates water-cooling pattern, substantially increases the cooling performance of thread bar, avoid thread
There is bending deformation, cracking, phenomenon of rupture in bar overheat, guarantees the good injection molding of product, while by reversely screwing, making to produce
Product and thread bar are detached from, and are not easy to pull product, are convenient in demoulding, using effect is good.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the structural schematic diagram of core pipe of the present invention.
Number and corresponding component title represented by letter in figure:
1. 2. core pipe of outer tube, 3. tapping body
4. stroke controls 5. waterway connector of guide sleeve, 6. rotation seal joint
7. 8. water outlet mouthpiece 9.V shape burr of water inlet interface.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment
In conjunction with Fig. 1, Fig. 2, the invention discloses a kind of ultra-fine long thread bar with cooling structure, including mobile jib ontology, attack
Tooth body 3, waterway connector 5；Tapping body 3, mobile jib ontology, waterway connector 5 are sequentially connected；Mobile jib ontology includes core pipe 2 and outer tube
1；Outer tube 1 is made of steel, is hollow tubular structure, is sheathed on outside core pipe 2；It is logical that water inlet is formed between outer tube 1 and core pipe 2
Road forms exhalant canal in core pipe 2；The tail end of mobile jib ontology is connect with waterway connector 5；The front end of mobile jib ontology and tapping body
3 connections, outer tube 1 are set on tapping body 3, and core pipe 2 protrudes into tapping body 3, is provided with cooling chamber in tapping body 3；Tapping body 3
It is made of beryllium copper material, is in pen-shaped structure, 3 front end of tapping body is provided with screwed tooth structure；There is TiN in screwed tooth structure electroplating surface
Coating；3 rear portion of tapping body is provided with external screw thread of the spiral surrounding on 3 outer wall of tapping body；Row is equipped in 3 outer cover of tapping body
Process control guide sleeve 4；The internal screw thread with external screw thread cooperation is provided on the inner wall of stroke control guide sleeve 4.
In order to improve 1 torsional strength of outer tube, after facilitating product injection molding, thread bar screw exiting, outer tube 1
In hexagonal prisms or eight prism structures.Core pipe 2 can be made of pp material, can also have metal material to be made.Due in core pipe 2
Wall and outer wall have the biggish temperature difference, simultaneously because the size of thread bar itself limits, so the wall thickness of core pipe 2 is relatively thin, use
Easily there is cracking phenomena in metal material, therefore is preferably made of PP material, and at low cost, using effect is good, long service life.Knot
It closes Fig. 2 to position core pipe 2 to guarantee the stability of core pipe 2,2 surface of core pipe is provided with V-arrangement burr 9.V-arrangement burr
9 are formed by pps material injection, are spaced apart from each other and are arranged along the axis of core pipe 2；Adjacent V-arrangement burr 9 is in the circumferential direction of core pipe 2
It mutually staggers.V-arrangement burr 9 is raised in the surface of core pipe 2, and contacts with the inner wall of outer tube 1, the tip of V-arrangement burr 9 be directed toward with
The water (flow) direction of intake tunnel is on the contrary, on the one hand smaller on flow rate of water flow influence, and on the other hand guarantee core pipe 2 will not be in outer tube
It is shaken in 1, moreover it is possible to play the role of resilient support.
In order to guarantee in Cooling Process, the efficiency of water circulation, while the structural strength of tapping body 3 is improved, cooling chamber is in cone
Shape structure is provided with the reinforcing rib axial along tapping body 3 on the side wall of cooling chamber.Preferably, the length of tapping body 3 is not more than
10cm。
Due to that need to be circumferentially rotated in thread bar knockout course, thus waterway connector 5 and mobile jib ontology preferably use with
Lower connection structure.Rotation seal joint 6 is provided between mobile jib ontology and waterway connector 5.Rotation seal joint 6 and outer tube
1 is fixedly connected, and is rotatably tightly connected with waterway connector 5.On the axial direction of mobile jib ontology, set on waterway connector 5
It is equipped with water outlet mouthpiece 8.Water outlet mouthpiece 8 is connected to core pipe 2；Core pipe 2 in the radial direction, be provided on waterway connector 5 into
Water interface 7, water supply connector is connected to exhalant canal.
By above-mentioned specific embodiment, the beneficial effects of the present invention are: the configuration of the present invention is simple is reasonable, it is good by heat transfer
Good tapping body 3, structural strength is good, cooperates water-cooling pattern, substantially increases the cooling performance of thread bar, and thread bar is avoided to overheat
There is bending deformation, cracking, phenomenon of rupture, guarantee the good injection molding of product, while by reversely screwing, making product and spiral shell
Tooth bar is detached from, and is not easy to pull product, is convenient in demoulding, using effect is good.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (7)
1. a kind of ultra-fine long thread bar with cooling structure, which is characterized in that including mobile jib ontology, tapping body, waterway connector；Institute
Tapping body, mobile jib ontology, waterway connector is stated to be sequentially connected；The mobile jib ontology includes core pipe and outer tube；The outer tube by
Steel are made, and are hollow tubular structure, are sheathed on outside the core pipe；It is logical that water inlet is formed between the outer tube and the core pipe
Road forms exhalant canal in the core pipe；The tail end of the mobile jib ontology is connect with the waterway connector；The mobile jib ontology
Front end connect with the tapping body, the outer tube is set on the tapping body, and the core pipe protrudes into the tapping body,
Cooling chamber is provided in the tapping body；The tapping body is made of beryllium copper material, is in pen-shaped structure, in tapping body front end
It is provided with screwed tooth structure；There is TiN coating in the screwed tooth structure electroplating surface；Tapping body rear portion is provided with spiral surrounding
External screw thread on the external wall of the tapping；Stroke control guide sleeve is arranged with outside the tapping body；The stroke control is led
The internal screw thread with external screw thread cooperation is provided on the inner wall of set.
2. the ultra-fine long thread bar according to claim 1 with cooling structure, which is characterized in that the outer tube is in six ribs
Column or eight prism structures.
3. the ultra-fine long thread bar according to claim 2 with cooling structure, which is characterized in that the core pipe is by pp material
It is made；The core pipe surface is provided with V-arrangement burr；The V-arrangement burr is formed by pps material injection, along the axis of the core pipe
Line, which is spaced apart from each other, to be arranged；The adjacent V-arrangement burr mutually staggers in the circumferential direction of the core pipe.
4. the ultra-fine long thread bar according to claim 2 with cooling structure, which is characterized in that the cooling chamber is tapered
Structure is provided with the reinforcing rib along the tapping body axial direction on the side wall of the cooling chamber.
5. the ultra-fine long thread bar according to claim 2 with cooling structure, which is characterized in that the mobile jib ontology with
Rotation seal joint is provided between the waterway connector；The rotation seal joint is fixedly connected with the outer tube, with institute
Waterway connector is stated rotatably to be tightly connected.
6. the ultra-fine long thread bar according to claim 5 with cooling structure, which is characterized in that in the mobile jib ontology
On axial direction, water outlet mouthpiece is provided on the waterway connector；The water outlet mouthpiece is connected to the core pipe；In the core
Pipe in the radial direction, is provided with water inlet interface on the waterway connector, and the water supply connector is connected to the exhalant canal.
7. the ultra-fine long thread bar according to claim 6 with cooling structure, which is characterized in that the length of the tapping body
No more than 10cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810782949.XA CN109049521A (en) | 2018-07-17 | 2018-07-17 | A kind of ultra-fine long thread bar with cooling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810782949.XA CN109049521A (en) | 2018-07-17 | 2018-07-17 | A kind of ultra-fine long thread bar with cooling structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109049521A true CN109049521A (en) | 2018-12-21 |
Family
ID=64816892
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810782949.XA Pending CN109049521A (en) | 2018-07-17 | 2018-07-17 | A kind of ultra-fine long thread bar with cooling structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109049521A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113000793A (en) * | 2021-03-08 | 2021-06-22 | 广东铭利达科技有限公司 | Inlay needle subassembly and mould |
| CN115519740A (en) * | 2022-10-08 | 2022-12-27 | 山东优士达智能设备有限公司 | Screw stroke control two-end tapping injection mold |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201483093U (en) * | 2009-05-11 | 2010-05-26 | 苏州雷神科技有限公司 | High-speed precise tapping mechanism |
| CN103341670A (en) * | 2013-07-01 | 2013-10-09 | 宏利科技(苏州)有限公司 | Thread demoulding mould |
| CN203246037U (en) * | 2012-10-08 | 2013-10-23 | 东莞劲胜精密组件股份有限公司 | Sprue bushing of injection mold |
| WO2014111002A1 (en) * | 2013-01-15 | 2014-07-24 | Gong He | Automatic floating tapping machine |
| CN203854158U (en) * | 2014-04-24 | 2014-10-01 | 深圳市捷讯实业发展有限公司 | Cooling structure for mould |
| CN104139501A (en) * | 2014-07-31 | 2014-11-12 | 上海维科精密模塑有限公司 | Threaded core cooling water connector |
| CN106671361A (en) * | 2017-02-24 | 2017-05-17 | 南通市通州区三槐机械制造有限公司 | Shoulder molding mould of automatic hose shoulder-injecting machine |
| CN207207041U (en) * | 2017-09-12 | 2018-04-10 | 佛山市顺德区铭三锋模具有限公司 | A kind of rotating core fortune water-cooling structure of bottle cap injection mold |
| CN209036870U (en) * | 2018-07-17 | 2019-06-28 | 苏州东昊塑胶五金有限公司 | A kind of ultra-fine long thread bar with cooling structure |
-
2018
- 2018-07-17 CN CN201810782949.XA patent/CN109049521A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201483093U (en) * | 2009-05-11 | 2010-05-26 | 苏州雷神科技有限公司 | High-speed precise tapping mechanism |
| CN203246037U (en) * | 2012-10-08 | 2013-10-23 | 东莞劲胜精密组件股份有限公司 | Sprue bushing of injection mold |
| WO2014111002A1 (en) * | 2013-01-15 | 2014-07-24 | Gong He | Automatic floating tapping machine |
| CN103341670A (en) * | 2013-07-01 | 2013-10-09 | 宏利科技(苏州)有限公司 | Thread demoulding mould |
| CN203854158U (en) * | 2014-04-24 | 2014-10-01 | 深圳市捷讯实业发展有限公司 | Cooling structure for mould |
| CN104139501A (en) * | 2014-07-31 | 2014-11-12 | 上海维科精密模塑有限公司 | Threaded core cooling water connector |
| CN106671361A (en) * | 2017-02-24 | 2017-05-17 | 南通市通州区三槐机械制造有限公司 | Shoulder molding mould of automatic hose shoulder-injecting machine |
| CN207207041U (en) * | 2017-09-12 | 2018-04-10 | 佛山市顺德区铭三锋模具有限公司 | A kind of rotating core fortune water-cooling structure of bottle cap injection mold |
| CN209036870U (en) * | 2018-07-17 | 2019-06-28 | 苏州东昊塑胶五金有限公司 | A kind of ultra-fine long thread bar with cooling structure |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113000793A (en) * | 2021-03-08 | 2021-06-22 | 广东铭利达科技有限公司 | Inlay needle subassembly and mould |
| CN113000793B (en) * | 2021-03-08 | 2023-03-03 | 广东铭利达科技有限公司 | Inlay needle subassembly and mould |
| CN115519740A (en) * | 2022-10-08 | 2022-12-27 | 山东优士达智能设备有限公司 | Screw stroke control two-end tapping injection mold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: No. 2, Zhiwei Road, Qiandeng Town, Kunshan City, Suzhou City, Jiangsu Province 215000 Applicant after: SUZHOU DONHO PLASTIC HARDWARE CO.,LTD. Address before: No. 66-28, Linggang Road, Luzhi Town, Wuzhong District, Suzhou City, Suzhou City, Jiangsu Province 215127 Applicant before: SUZHOU DONHO PLASTIC HARDWARE CO.,LTD. |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181221 |