CN202293239U - Thread demoulding device and injection molding mould with same - Google Patents
Thread demoulding device and injection molding mould with same Download PDFInfo
- Publication number
- CN202293239U CN202293239U CN2011204135353U CN201120413535U CN202293239U CN 202293239 U CN202293239 U CN 202293239U CN 2011204135353 U CN2011204135353 U CN 2011204135353U CN 201120413535 U CN201120413535 U CN 201120413535U CN 202293239 U CN202293239 U CN 202293239U
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- gear
- actuating unit
- thread
- cavityplate
- screw device
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Abstract
The utility model relates to a thread demoulding device and an injection molding mould with the same. The thread demoulding device comprises a power mechanism, a threaded core, a pouring member and gears. The power mechanism, the pouring member and the threaded core are sequentially in transmission connection through meshing between the gears. The power mechanism drives the threaded core to rotate only through interconnection between the gears to enable a product to demould a thread. The thread demoulding device is simple in structure and high in stability. The injection molding mould with the thread demoulding device comprises a male mould, a female mould and the thread demoulding device, wherein the male mould and the female mould are mutually matched, and the thread demoulding device is arranged on the female mould. When an injection molding mould performs demoulding operation of the product, the positioning accuracy is high, the product is not easily damaged, and the production cost is reduced.
Description
Technical field
The utility model relates to mould, relates in particular to a kind ofly to take off screw device and use the injection mold that this takes off screw device.
Background technology
Injection mold is to use a kind of very widely mould in the commercial production, and the screw device that takes off that comprises in the at present general injection mold mainly is made up of master gear, motor, central shaft, chain drum, tooth bar and thread core.Master gear is installed in an end of central shaft, is respectively arranged with chain drum on the other end of central shaft and the motor output shaft, and two chain drums connect through tooth bar.Rotate through the master gear on the rack drives central shaft during motor operations.Thread core is provided with the gear supporting with master gear, and this gear becomes to be connected with master gear, drives through master gear, thereby drives the gear rotation of thread core and take off screw thread work, makes product deviate from screw thread.The common complex structure of the stripper apparatus of right existing injection mold, positioning accuracy is not high when manufacturing articles, thereby influences the product depanning, increases the weight of production cost.
Summary of the invention
In view of the above, the utility model provides a kind of simple in structure and stripper apparatus that positioning accuracy is high.
In addition, be necessary to provide a kind of injection mold of using said stripper apparatus.
A kind of screw device that takes off; Comprise actuating unit, thread core, cast parts and gear; Said actuating unit, thread core, cast parts are respectively arranged with gear, said actuating unit, and cast parts and said thread core be in transmission connection successively through gear and gears engaged.
Preferably, said gear comprises first gear, second gear, the 3rd gear and the 4th gear, and said first gear is arranged on the said actuating unit; Said second gear is arranged between first gear and the 3rd gear; Said the 3rd gear is arranged on the cast parts; Said the 4th gear is arranged on the thread core; The 3rd gear on first gear on the said actuating unit, second gear and the said cast parts meshes successively, and the 3rd gear on the said cast parts and the 4th gear on the thread core are meshing with each other.
Preferably, said thread core comprises core post and bearing, and bearing holder (housing, cover) is located on the core post, and what said the 4th gear was fixing is set on the said core post, and an end of said core post is provided with external screw thread.
Preferably, the said screw device that takes off comprises injecting glue axle and positioning disk, and said positioning disk and said the 3rd geared sleeve are located on the injecting glue axle, and said the 3rd gear is arranged on the below of said positioning disk.
Preferably, said actuating unit comprises power transmission shaft, and said first geared sleeve is located on this power transmission shaft.
Preferably, said actuating unit can be hydraulic motor or motor.
A kind of injection mold; Comprise male model, master mold and take off screw device, said male model and master mold relative engagement, the said screw device that takes off is installed on the master mold; Take off screw device and comprise actuating unit, thread core, cast parts and gear; Said actuating unit, thread core, cast parts are respectively arranged with gear, and said actuating unit is connected with gear drive through gear with the cast parts, and said thread core is connected with gear drive through gear with the cast parts.
Preferably, said master mold comprises panel, fixed head and first cavityplate, and this panel, fixed head and first cavityplate connect successively, and said fixed head offers a plurality of installing holes, is used to install the said screw device that takes off.
Preferably; The mating holes that offers accepting hole and be connected on said first cavityplate with accepting hole; Said accepting hole is opened in the bottom of first cavityplate; Said two mating holes are opened in the top of first cavityplate side by side and are communicated with said accepting hole, and said thread core runs through the mating holes that fixed head extend into first cavityplate, thread core have one section of screw thread with first cavityplate on be formed with the gap between the hole wall of corresponding mating holes.
Preferably, said male model comprises back mould mold insert, and said back mould mold insert is contained in the accepting hole of said first cavityplate, and combines said gap to form the product die cavity.
The said screw device that takes off only is meshing with each other through gear and gear, makes actuating unit, thread core, cast parts be in transmission connection successively, and said actuating unit only just can drive thread core through gear during work, thereby makes product deviate from screw thread.This stripper apparatus is simple in structure, and positioning accuracy is high, takes off the screw device injection mold so use this, can in the knockout course of product, reduce accident rate and defect rate, guarantees the quality of product, thereby reduces production costs.
Description of drawings
Fig. 1 is an injection mold cutaway view in the utility model preferred embodiment;
Fig. 2 is an injection mold generalized section in the utility model preferred embodiment;
Fig. 3 is the three-dimensional structure diagram of injection mold in the utility model preferred embodiment;
Fig. 4 is a stripper apparatus structure chart in the utility model preferred embodiment;
Fig. 5 is the product structure figure that injection mold is produced in the utility model preferred embodiment.
The specific embodiment
By the technology contents, the structural feature that specify the utility model, realized purpose and effect, know clearly below in conjunction with embodiment and conjunction with figs. and give explanation.
See also Fig. 1 and Fig. 2, a kind of injection mold 100 shown in the utility model preferred embodiment comprises and takes off screw device 10, master mold 20 and male model 30 that said master mold 20 is arranged at the top of male model 30, and the said screw device 10 that takes off is installed on the master mold 20.
Said master mold 20 comprises panel 21, fixed head 22, first cavityplate 23, cast gate spare 211 and briquetting 221.This panel 21, fixed head 22 and first cavityplate 23 connect from top to bottom successively.
Said cast gate spare 211 is installed on the said panel 21.Said fixed head 22 offers a plurality of installing holes (not indicating), is used to install said screw device 10 and the briquetting 221 of taking off.Two mating holes 234 that offer accepting hole 232 on said first cavityplate 23 and be connected with accepting hole 232.Said accepting hole 232 is opened in the bottom of first cavityplate 23, and said two mating holes 234 are opened in the top of first cavityplate 23 side by side and are communicated with said accepting hole 232.Said cast gate spare 211 offers running channel (figure does not show) in order to cooperate the injecting glue of injection machine.Said briquetting 221 is used for fixing the said screw device 10 that takes off.
In conjunction with consulting Fig. 3 and Fig. 4, the said screw device 10 that takes off comprises actuating unit 15, first gear 11, second gear 12, thread core 16 and cast parts 17.
Said actuating unit 15 can be hydraulic motor or motor; This actuating unit 15 is arranged on the outside of master mold 20 or male model 30 regularly, and preferably, the actuating unit of present embodiment adopts motor; Motor comprises a power transmission shaft, and the power transmission shaft end is connected with said first gear 11.
Said second gear 12 is meshed with first gear 11, rotates through first gear 11 and can drive 12 rotations of second gear.Said cast parts 17 are arranged on the inside of master mold 20 with inlaying, and these cast parts 17 comprise an injecting glue axle 172, positioning disk 173 and the 3rd gear 13.Said injecting glue axle 172 offers injecting glue runner 1722, and this injecting glue runner 1722 is communicated with the running channel of injecting glue spare 211.Said positioning disk 173 and the 3rd gear 13 are set in the periphery of injecting glue axle 172; Positioning disk 173 is fixed in the end of injecting glue axle 172; Be used to reinforce injecting glue axle 172, prevent that the pressure that produces when injecting glue axle 172 is because of injection moulding in injection moulding process from causing injecting glue axle 172 to move greatly; The 3rd gear 13 is set on the injecting glue axle 172 versatilely, is arranged on the below of positioning disk 173, and the 3rd gear 13 is meshed with said second gear 12, rotates through second gear 12 and can drive 13 rotations of the 3rd gear, and the 3rd gear 13 can rotate relative to injecting glue axle 172.Said positioning disk 173 and the 3rd gear 13 are arranged on fixed head 22 the insides with inlaying, and an end of injecting glue axle 172 is communicated with cast gate spare 211, and the other end extend into first cavityplate, 23 the insides, and said injecting glue axle 172 is used for the plastic cement of drainage fusion.
Said thread core 16 comprises core post 162, the 4th gear 14 and bearing 166.Be formed with external screw thread 1622 on the bottom outer circumference surface of core post 162.Said core post 162 can be a plurality of; The medium-sized stem stem 162 of preferable present embodiment is two; The periphery of each core post 162 is arranged with said the 4th gear 14, and said each the 4th gear 14 is meshed with said the 3rd gear 13 respectively, and Cheng Yidi three gears 13 are the starlike distribution at center; Can drive the 4th gear 14 through 13 rotations of the 3rd gear and rotate, the 4th gear 14 drives core posts 162 and rotates together.Said bearing 166 is set on the core post 164 and is positioned at the top of external screw thread 1622, and these bearing 166 usefulness are so that core post 164 is stable when rotating.On this core post 162 cushion block 233 can be set further, cushion block 233 is positioned at bearing 166 belows.
Said thread core 16 runs through fixed head 22 and extend into first cavityplate 23, and bearing 166 is positioned in first cavityplate 23, have one section of external screw thread 1622 with first cavityplate 23 on be formed with gap 236 between the hole wall of corresponding mating holes 234.
Said second gear 12, first gear 11, the 3rd gear 13 and the 4th gear 14 are arranged in the fixed head 22, and the center of circle of each gear is on same horizontal plane.Said thread core 16, cast parts 17 and second gear, the 12 corresponding positions of taking off screw device 10 are provided with said briquetting 221; Said briquetting 221 is used for fixing stripper apparatus 10; Prevent that the parts in this stripper apparatus 10 in process of production break away from, thereby reduce accident rate.
Said male model 30 comprises push pedal 34, second cavityplate 35, ejector retainner plate group 36, gripper shoe 39, base plate 37 and back mould mold insert 38.Push pedal 34, second cavityplate 35, gripper shoe 39 and base plate 37 connect from top to bottom successively.Wherein gripper shoe 39 is carried on the both sides of base plate 37 and forms the activity space 392 of ejector retainner plate group 36, and said ejector retainner plate group 36 is carried on the base plate 37 and can in activity space 392, slides.Said back mould mold insert 38 is installed on said second cavityplate 35, is made up of a plurality of panels 382, and is formed with spacer region 384 between the panel 382, and this spacer region 384 forms the spaced walls of shaped article in order to correspondence.This back mould mold insert 38 cooperates with the host cavity 232 of said first cavityplate 23, and combines said gap 236 to form product die cavity 238.Said push pedal 34 is used for sheathed back mould mold insert 38, in order to the position of further fixing a plurality of panels 382.
When male model 30 and master mold 20 matched moulds, said back mould mold insert 38 is contained in the accepting hole 232 of said first cavityplate 23, and combines said gap 236 to form product die cavities 238.The said gap 236 corresponding screw thread pin that form products, said cushion block 233 prevent that the plastic cement of fusion from omitting out.
During the injection mold shaped article, the plastic cement under the molten condition imports in the product die cavity 238 through injecting glue axle 172 plastic cement from cast gate 211 beginning injection mouldings, after injection moulding is accomplished, forms product 60 shown in Figure 5 after the cooling scheduled time, carries out the die sinking operation then.
During die sinking, said male model 30 and master mold 20 relative separation take off screw device 10 simultaneously and take off the screw thread operation; Start actuating unit 15, actuating unit 15 drives first gear 11 and rotates, and first gear 11 is through driving 12 rotations of second gear; Second gear 12 drives 13 rotations of the 3rd gear, and the 3rd gear 13 drives 14 rotations of the 4th gear, and the 4th gear 14 drives core post 162 rotations of thread core 16; And this core post 162 has a section of external screw thread 1622 rotation when moving up, through the rotating speed of control actuating unit 15, and the speed opened in 20 minutes of male model 30 and master mold; Interference in the time of can avoiding the external screw thread 1622 of core post 162 to separate with product 60; So, can expediently core post 162 be separated with product 60, and on product 60, form corresponding screw thread 62.After taking off the operation completion of screw thread, product promotes thimbles through ejector retainner plate group 36 then product is ejected attached to above the back mould mold insert 38.
The screw device that takes off of this injection mold only is in transmission connection actuating unit 15, thread core 16, cast parts 17 through gear successively, and said engine 15 structures need just can drive thread core 16 through gear when taking off the screw thread operation, make product deviate from screw thread.This injection mold take off the simple in structure and stable height of screw device, in process, can increase positioning accuracy, and can reduce mould accident rate and defect rate in process of production, thereby reduce production costs.
The above is merely the embodiment of the utility model; Be not thus the restriction the utility model claim; Every equivalent structure or equivalent flow process conversion that utilizes the utility model specification and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the utility model.
Claims (10)
1. one kind is taken off screw device; It is characterized in that: comprise actuating unit, thread core, cast parts and gear; Said actuating unit, thread core, cast parts are respectively arranged with gear, said actuating unit, and cast parts and said thread core be in transmission connection successively through gear and gears engaged.
2. the screw device that takes off according to claim 1 is characterized in that: said gear comprises first gear, second gear, the 3rd gear and the 4th gear, and said first gear is arranged on the said actuating unit; Said second gear is arranged between first gear and the 3rd gear; Said the 3rd gear is arranged on the cast parts; Said the 4th gear is arranged on the thread core; The 3rd gear on first gear on the said actuating unit, second gear and the said cast parts meshes successively, and the 3rd gear on the said cast parts and the 4th gear on the thread core are meshing with each other.
3. the screw device that takes off according to claim 2, it is characterized in that: said thread core comprises core post and bearing, and bearing holder (housing, cover) is located on the core post, and what said the 4th gear was fixing is set on the said core post, and an end of said core post is provided with external screw thread.
4. the screw device that takes off according to claim 2 is characterized in that: the said screw device that takes off comprises injecting glue axle and positioning disk, and said positioning disk and said the 3rd geared sleeve are located on the injecting glue axle, and said the 3rd gear is arranged on the below of said positioning disk.
5. the screw device that takes off according to claim 2, it is characterized in that: said actuating unit comprises power transmission shaft, said first geared sleeve is located on this power transmission shaft.
6. according to claim 2 or the 5 described screw devices that take off, it is characterized in that: said actuating unit can be hydraulic motor or motor.
7. injection mold; Comprise male model, master mold and take off screw device, said male model and master mold relative engagement is characterized in that: the said screw device that takes off is installed on the master mold; Take off screw device and comprise actuating unit, thread core, cast parts and gear; Said actuating unit, thread core, cast parts are respectively arranged with gear, and said actuating unit is connected with gear drive through gear with the cast parts, and said thread core is connected with gear drive through gear with the cast parts.
8. injection mold according to claim 7; It is characterized in that: said master mold comprises panel, fixed head and first cavityplate; This panel, fixed head and first cavityplate connect successively, and said fixed head offers a plurality of installing holes, are used to install the said screw device that takes off.
9. injection mold according to claim 8; It is characterized in that: the mating holes that offers accepting hole and be connected on said first cavityplate with accepting hole; Said accepting hole is opened in the bottom of first cavityplate; Said two mating holes are opened in the top of first cavityplate side by side and are communicated with said accepting hole; Said thread core runs through the mating holes that fixed head extend into first cavityplate, thread core have one section of screw thread with first cavityplate on be formed with the gap between the hole wall of corresponding mating holes.
10. injection mold according to claim 9 is characterized in that: said male model comprises back mould mold insert, and said back mould mold insert is contained in the accepting hole of said first cavityplate, and combines said gap to form the product die cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204135353U CN202293239U (en) | 2011-10-26 | 2011-10-26 | Thread demoulding device and injection molding mould with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204135353U CN202293239U (en) | 2011-10-26 | 2011-10-26 | Thread demoulding device and injection molding mould with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202293239U true CN202293239U (en) | 2012-07-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204135353U Expired - Fee Related CN202293239U (en) | 2011-10-26 | 2011-10-26 | Thread demoulding device and injection molding mould with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202293239U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102744838A (en) * | 2012-07-13 | 2012-10-24 | 宁波金氏实业有限公司 | Water pipe spray nozzle injection mold |
| CN102744836A (en) * | 2012-07-12 | 2012-10-24 | 宁波金氏实业有限公司 | Injection molding die of hexagonal valve body |
| CN102814937A (en) * | 2012-09-11 | 2012-12-12 | 成都图南电子有限公司 | Injection molding device suitable for magnet internal thread injection molding |
| CN103341930A (en) * | 2013-06-23 | 2013-10-09 | 苏州腾行精密模具有限公司 | Forming mold for external threaded mold cavity |
| CN104227995A (en) * | 2014-09-19 | 2014-12-24 | 苏州君康医疗科技有限公司 | Injection mold for end cover of hemodialyzer |
| CN104859110A (en) * | 2015-06-08 | 2015-08-26 | 芜湖瑞泰精密机械有限公司 | Injection mold |
| CN106079296A (en) * | 2016-07-06 | 2016-11-09 | 健大电业制品（昆山）有限公司 | A kind of mould with screw thread core pulling mechanism |
| CN106671353A (en) * | 2015-11-09 | 2017-05-17 | 株洲时代新材料科技股份有限公司 | Railway embedded sleeve automatic thread demoulding injection mold and demoulding method |
| CN108246981A (en) * | 2018-03-15 | 2018-07-06 | 宁波兰迪汽配工业有限公司 | A kind of gear motor mold |
| CN108406939A (en) * | 2018-05-16 | 2018-08-17 | 深圳市华龙精密模具有限公司 | A kind of die sinking mold closing mechanism of semiconductor integrated circuit automatic cutting system |
| CN109130106A (en) * | 2018-08-14 | 2019-01-04 | 联塑科技发展(武汉)有限公司 | A kind of PVC electrical casing pipe-pipe joint body product automatic dropping device |
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2011
- 2011-10-26 CN CN2011204135353U patent/CN202293239U/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102744836A (en) * | 2012-07-12 | 2012-10-24 | 宁波金氏实业有限公司 | Injection molding die of hexagonal valve body |
| CN102744836B (en) * | 2012-07-12 | 2014-05-28 | 宁波金氏实业有限公司 | Injection molding die of hexagonal valve body |
| CN102744838A (en) * | 2012-07-13 | 2012-10-24 | 宁波金氏实业有限公司 | Water pipe spray nozzle injection mold |
| CN102744838B (en) * | 2012-07-13 | 2014-07-02 | 宁波金氏实业有限公司 | Water pipe spray nozzle injection mold |
| CN102814937A (en) * | 2012-09-11 | 2012-12-12 | 成都图南电子有限公司 | Injection molding device suitable for magnet internal thread injection molding |
| CN103341930A (en) * | 2013-06-23 | 2013-10-09 | 苏州腾行精密模具有限公司 | Forming mold for external threaded mold cavity |
| CN104227995A (en) * | 2014-09-19 | 2014-12-24 | 苏州君康医疗科技有限公司 | Injection mold for end cover of hemodialyzer |
| CN104859110A (en) * | 2015-06-08 | 2015-08-26 | 芜湖瑞泰精密机械有限公司 | Injection mold |
| CN106671353A (en) * | 2015-11-09 | 2017-05-17 | 株洲时代新材料科技股份有限公司 | Railway embedded sleeve automatic thread demoulding injection mold and demoulding method |
| CN106671353B (en) * | 2015-11-09 | 2019-04-19 | 株洲时代新材料科技股份有限公司 | A kind of railway service sleeve Injection Mould With Automatic Thread Demoulding tool and release method |
| CN106079296A (en) * | 2016-07-06 | 2016-11-09 | 健大电业制品（昆山）有限公司 | A kind of mould with screw thread core pulling mechanism |
| CN108246981A (en) * | 2018-03-15 | 2018-07-06 | 宁波兰迪汽配工业有限公司 | A kind of gear motor mold |
| CN108406939A (en) * | 2018-05-16 | 2018-08-17 | 深圳市华龙精密模具有限公司 | A kind of die sinking mold closing mechanism of semiconductor integrated circuit automatic cutting system |
| CN109130106A (en) * | 2018-08-14 | 2019-01-04 | 联塑科技发展(武汉)有限公司 | A kind of PVC electrical casing pipe-pipe joint body product automatic dropping device |
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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 |
Granted publication date: 20120704 Termination date: 20141026 |
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| EXPY | Termination of patent right or utility model |