CN203713000U - Plastic mold inner threads floating standstill stripping mechanism - Google Patents
Plastic mold inner threads floating standstill stripping mechanism Download PDFInfo
- Publication number
- CN203713000U CN203713000U CN201320793304.9U CN201320793304U CN203713000U CN 203713000 U CN203713000 U CN 203713000U CN 201320793304 U CN201320793304 U CN 201320793304U CN 203713000 U CN203713000 U CN 203713000U
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- plate
- mould
- gear
- fixed head
- spline
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Abstract
The utility model relates to a plastic mold inner threads floating standstill stripping mechanism. The plastic mold inner threads floating standstill striping mechanism comprises an upper compound plate and a lower compound plate, wherein a fixed mold plate is installed below the upper compound plate, support blocks are installed on the lower compound plate, a movable mold soleplate, a lower gear fixed plate, an upper gear fixed plate, a transitional gear fixed plate and a movable mold bedplate are installed on the support blocks, a movable mold plate is installed on the movable mold bedplate, a mold cavity is arranged between the movable mold plate and the fixed mold plate, a product is arranged in the mold cavity, the inner wall of the product is provided with inner threads, the movable mold soleplate is provided with a threaded core, the head part of the threaded core is matched with the inner threads, the threaded core is driven by the power to rotate through a gear transmission assembly, an upper ejector plate, a lower ejector plate and an ejector pin are arranged between the support blocks, the head part of the ejector pin is contacted with a molded handle, the outer wall of the threaded core is provided with a standstill insertion block, a standstill pin is arranged on the standstill insertion block, the standstill pin is inserted into the bottom of the wall of the product, a floating spring is installed in the movable mold bedplate, a limiting groove is arranged in the movable mold plate, a limiting screw is arranged in the limiting groove, and the limiting screw runs through the floating spring to be connected with the movable mold bedplate.
Description
Technical field
The utility model relates to the unsteady spline mould emptier of a kind of mould of plastics internal thread, belongs to mould of plastics field, is mainly used in machining internal thread lid, pipe fitting and collar etc.
Background technology
At present, while adopting mould of plastics to produce the products such as internal thread lid, pipe fitting and collar, its internal thread demoulding generally adopts hydraulic motor to pass through gear driven screw thread fuse rotating stripping demoulding, and then by mold ejection mechanism by outside product ejection die, or by manually product being taken out.But in actual production, screw thread fuse is when rotating stripping demoulding, and product just pastes in solid plate, there is no rotation stop device, product is and then screw thread fuse rotation sometimes, causes demoulding failure, and impact is processing continuously, even breaks down, and causes damage.
Summary of the invention
The purpose of this utility model is in order to overcome the shortcoming of prior art, and a kind of rotation stop device that arranges on product is provided, and while making the screw thread fuse rotating stripping demoulding of product, does not rotate, and the demoulding is smooth, the stable mould of plastics internal thread of the mould spline mould emptier that floats.
The technical scheme of the unsteady spline mould emptier of the utility model mould of plastics internal thread is: comprise compound plate and lower compound plate on mould, under upper compound plate, solid plate is installed, in solid plate, be shaped with runner, two mould pin are installed on lower compound plate, on two mould pin, moving clamping plate is installed, lower gear fixed head is set and the fixed head that cogs on moving clamping plate, cog on fixed head transition gear fixed head is installed, on transition gear fixed head, Bottom clamp plate is installed, moving platen is installed on Bottom clamp plate, between moving platen and solid plate, there is injection moulding die cavity, the product that has moulding in die cavity, the inwall of product arranges internal thread, screw thread fuse is set on moving clamping plate, the head of screw thread fuse matches with the internal thread of product, screw thread fuse by gear-driven assembly by power driven rotary, between two mould pin, upper plate and lower roof plate are set, thimble is installed on upper plate, the head of thimble contacts with the material handle of staying after injection moulding in runner, the screw thread fuse outer wall that is arranged in moving platen described in it is characterized in that arranges spline and inserts, spline is inserted and is provided with spline pin, in spline pin embedded product wall body bottom, in Bottom clamp plate, be equipped with floating spring, the top of floating spring contacts with moving platen bottom surface, in moving platen, be shaped with stopper slot, stop screw is set in stopper slot, stop screw connects Bottom clamp plate through floating spring.
The utility model discloses the unsteady spline mould emptier of a kind of mould of plastics internal thread; main feature is at screw thread fuse outer wall, spline to be set to insert; spline is inserted and is provided with spline pin, in spline pin embedded product wall body bottom, therefore; spline groove is also arranged at the wall body bottom of product; in actual product, spline pin small-sized, spline groove is also very little; width≤0.5mm, on the bulk strength of product without impact.After mould die sinking, moving platen should be separated with solid plate, but, under the elastic force effect of floating spring, moving platen upwards floats with solid plate and still combines after die sinking under the elastic force effect of floating spring, simultaneously, the rotation under power and gear-driven assembly drive of screw thread fuse, internal thread to product is rotated the demoulding, and other parts of mould dynamic model part move to lower open die, with screw thread fuse, from product internal thread wall, deviate from, owing to having had in spline pin embedded product wall body bottom, and now moving platen is also combined with solid plate, product is also played to certain position-limiting action, in screw thread fuse rotating stripping demoulding process, product can not followed the rotation of screw thread fuse, the demoulding is smooth.Then mould dynamic model partly continues to move to lower open die, when stop screw is encountered stopper slot, drive moving platen to move downwards, moving platen is separated with solid plate, continue die sinking to finishing, finally by injection machine powered lower roof plate and upper plate, upper plate is stayed on the product material handle in runner after driving thimble to withstand on injection moulding again, by outside product ejection die, whole secondary mold releasability completes.This programme is simple in structure, and cost investment is economized, and demoulding action is smooth, stable, and production efficiency is high.
The mould of plastics internal thread of the present utility model spline mould emptier that floats, described gear-driven assembly and power are included on a sidewall of the fixed head that cogs fixed block are installed, hydraulic motor is installed on fixed block, on the output shaft of hydraulic motor, output gear is installed, lower gear fixed head and cog and be equipped with primary speed-down gear and double-reduction gear between fixed head, and engagement mutually, the opposite side of primary speed-down gear and output gear engagement, rotating shaft is installed in double-reduction gear, transition gear is installed on the top of rotating shaft, the screw thread fuse outer wall that is arranged in transition gear fixed head is installed swing pinion, swing pinion and transition gear engagement.Adopt hydraulic motor as power, power foot, cost saving, after gear first stage, double reduction, does not injure product while being beneficial to screw thread fuse rotating stripping demoulding, guarantee product quality, gear drive having stable behavior, reliable.Upper and lower two of gear shaft of described one-level gear is respectively equipped with clutch shaft bearing and the second bearing, is convenient to one-level gear and rotates.The upper end of described rotating shaft is provided with the 3rd bearing, and the lower end of rotating shaft is provided with the 4th bearing, is beneficial to rotating shaft rotation.The described screw thread fuse external wall of upper portion that is arranged in Bottom clamp plate is provided with the 5th bearing, the screw thread fuse middle part outer wall that is arranged in transition gear fixed head is provided with the 6th bearing, the screw thread fuse bottom outer wall that is arranged in lower gear fixed head is provided with the 7th bearing, screw thread fuse is rotated when rotating stripping demoulding smooth and easy.Between described moving clamping plate, lower gear fixed head, the fixed head that cogs, transition gear fixed head and Bottom clamp plate, by hold-down screw, fixed, easy to connect, fixed.Between described moving platen and solid plate, be provided with two, four, six or eight injection moulding die cavitys, in each die cavity, there is the product of a moulding, each product has one group of corresponding screw thread fuse spline demoulding assembly, a plurality of products of a plurality of die cavity single injection-moldeds, and production efficiency is high.
Accompanying drawing explanation
Fig. 1 is the unsteady spline mould emptier structural representation of the utility model mould of plastics internal thread;
Fig. 2 is the unsteady spline mould emptier schematic side view of the utility model mould of plastics internal thread;
Fig. 3 is schematic diagram in spline pin embedded product wall body of the present utility model bottom.
The specific embodiment
The utility model relates to the unsteady spline mould emptier of a kind of mould of plastics internal thread, as shown in Fig. 1-Fig. 3, comprise compound plate 1 and lower compound plate 2 on mould, solid plate 3 is installed under upper compound plate, in solid plate 3, be shaped with runner 31, two mould pin 4 are installed on lower compound plate 2, on two mould pin, moving clamping plate 5 is installed, lower gear fixed head 6 and the fixed head 7 that cogs are set on moving clamping plate, cog on fixed head 7 transition gear fixed head 8 is installed, Bottom clamp plate 9 is installed on transition gear fixed head, moving platen 10 is installed on Bottom clamp plate 9, between moving platen 10 and solid plate 3, there is injection moulding die cavity, the product 11 that has moulding in die cavity, the inwall of product arranges internal thread 12, screw thread fuse 13 is set on moving clamping plate 5, the head of screw thread fuse 13 matches with the internal thread of product 13, screw thread fuse 13 by gear-driven assembly by power driven rotary, upper plate 15 and lower roof plate 16 are set between two mould pin 4, thimble 17 is installed on upper plate 15, the head of thimble 17 contacts with the material handle 32 of staying after injection moulding in runner 31, described screw thread fuse 13 outer walls that are arranged in moving platen 10 arrange spline and insert 18, spline is inserted and 18 is provided with spline pin 19, in spline pin 19 embedded product 11 wall body bottoms, in Bottom clamp plate 9, be equipped with floating spring 20, the top of floating spring contacts with moving platen 10 bottom surfaces, in moving platen 10, be shaped with stopper slot 21, stop screw 22 is set in stopper slot, stop screw 22 connects Bottom clamp plate 9 through floating spring 20.Main feature is at screw thread fuse 13 outer walls, spline to be set to insert 18, spline is inserted and 18 is provided with spline pin 19, in spline pin 19 embedded product 11 wall body bottoms, therefore, spline groove is also arranged at the wall body of product bottom, in actual product, spline pin small-sized, spline groove is also very little, width≤0.5mm, on the bulk strength of product without impact.After mould die sinking, moving platen should be separated with solid plate, but, under the elastic force effect of floating spring 20, moving platen 10 upwards floats with solid plate 3 and still combines after die sinking under the elastic force effect of floating spring 20, simultaneously, screw thread fuse 13 rotation under power and gear-driven assembly drive, internal thread to product is rotated the demoulding, and other parts of mould dynamic model part move to lower open die, with screw thread fuse 13, from product internal thread wall, deviate from, owing to having had in spline pin embedded product 11 wall body bottoms, and now moving platen is also combined with solid plate, product is also played to certain position-limiting action, in screw thread fuse rotating stripping demoulding process, product can not followed the rotation of screw thread fuse, the demoulding is smooth.Then mould dynamic model partly continues to move to lower open die, when stop screw 22 is encountered stopper slot 21, drive moving platen to move downwards, moving platen 10 is separated with solid plate 3, continue die sinking to finishing, finally by injection machine powered lower roof plate 16 and upper plate 15, upper plate is stayed on the product material handle 32 in runner 31 after driving thimble 17 to withstand on injection moulding again, by outside product ejection die, whole secondary mold releasability completes.This programme is simple in structure, and cost investment is economized, and demoulding action is smooth, stable, and production efficiency is high.Described gear-driven assembly and power are included on a sidewall of the fixed head 7 that cogs fixed block 40 are installed, hydraulic motor 41 is installed on fixed block, on the output shaft 42 of hydraulic motor 41, output gear 43 is installed, lower gear fixed head 6 and cog and be equipped with primary speed-down gear 44 and double-reduction gear 45 between fixed head 7, and engagement mutually, the opposite side of primary speed-down gear 44 and output gear 43 engagements, rotating shaft 46 is installed in double-reduction gear 45, transition gear 47 is installed on the top of rotating shaft 46, screw thread fuse 13 outer walls that are arranged in transition gear fixed head are installed swing pinion 48, swing pinion 48 and transition gear 47 engagements.Adopt hydraulic motor as power, power foot, cost saving, after gear first stage, double reduction, does not injure product while being beneficial to screw thread fuse rotating stripping demoulding, guarantee product quality, gear drive having stable behavior, reliable.Upper and lower two of gear shaft 49 of described one-level gear 44 is respectively equipped with clutch shaft bearing 51 and the second bearing 52, is convenient to one-level gear and rotates.The upper end of described rotating shaft 46 is provided with the 3rd bearing 53, and the lower end of rotating shaft 46 is provided with the 4th bearing 54, is beneficial to rotating shaft rotation.Described screw thread fuse 13 external wall of upper portion that are arranged in Bottom clamp plate 9 are provided with the 5th bearing 55, the screw thread fuse 13 middle part outer walls that are arranged in transition gear fixed head 8 are provided with the 6th bearing 56, the screw thread fuse 13 bottom outer walls that are arranged in lower gear fixed head 6 are provided with the 7th bearing 57, screw thread fuse are rotated when rotating stripping demoulding smooth and easy.Between described moving clamping plate 5, lower gear fixed head 6, the fixed head 7 that cogs, transition gear fixed head 8 and Bottom clamp plate 9, by hold-down screw 23, fixed, easy to connect, fixed.Between described moving platen 10 and solid plate 3, be provided with two, four, six or eight injection moulding die cavitys, the product 11 that has a moulding in each die cavity, each product 11 has one group of corresponding screw thread fuse spline demoulding assembly, a plurality of products of a plurality of die cavity single injection-moldeds, and production efficiency is high.
Claims (7)
1. the mould of plastics internal thread spline mould emptier that floats, comprise compound plate on mould (1) and lower compound plate (2), solid plate (3) is installed under upper compound plate, in solid plate (3), be shaped with runner (31), the upper two mould pin (4) of installing of lower compound plate (2), moving clamping plate (5) is installed on two mould pin, lower gear fixed head (6) and the fixed head that cogs (7) are set on moving clamping plate, the upper transition gear fixed head (8) of installing of the fixed head (7) that cogs, Bottom clamp plate (9) is installed on transition gear fixed head, the upper moving platen (10) of installing of Bottom clamp plate (9), between moving platen (10) and solid plate (3), there is injection moulding die cavity, the product (11) that has moulding in die cavity, the inwall of product arranges internal thread (12), screw thread fuse (13) is set on moving clamping plate (5), the head of screw thread fuse (13) matches with the internal thread (13) of product, screw thread fuse (13) by gear-driven assembly by power driven rotary, upper plate (15) and lower roof plate (16) are set between two mould pin (4), the upper thimble (17) of installing of upper plate (15), the head of thimble (17) contacts with the material handle (32) of staying after injection moulding in runner (31), screw thread fuse (13) outer wall that is arranged in moving platen (10) described in it is characterized in that arranges spline insert (18), spline insert (18) be provided with spline pin (19), in spline pin (19) embedded product (11) wall body bottom, in Bottom clamp plate (9), be equipped with floating spring (20), the top of floating spring contacts with moving platen (10) bottom surface, in moving platen (10), be shaped with stopper slot (21), stop screw (22) is set in stopper slot, stop screw (22) connects Bottom clamp plate (9) through floating spring (20).
2. the mould of plastics internal thread as claimed in claim 1 spline mould emptier that floats, on the sidewall that gear-driven assembly described in it is characterized in that and power are included in the fixed head that cogs (7), fixed block (40) is installed, hydraulic motor (41) is installed on fixed block, the upper output gear (43) of installing of output shaft (42) of hydraulic motor (41), between lower gear fixed head (6) and the fixed head that cogs (7), be equipped with primary speed-down gear (44) and double-reduction gear (45), and engagement mutually, the opposite side of primary speed-down gear (44) and output gear (43) engagement, rotating shaft (46) is installed in double-reduction gear (45), transition gear (47) is installed on the top of rotating shaft (46), screw thread fuse (13) outer wall that is arranged in transition gear fixed head is installed swing pinion (48), swing pinion (48) and transition gear (47) engagement.
3. the unsteady spline mould emptier of mould of plastics internal thread as claimed in claim 2, is characterized in that upper and lower two of gear shaft (49) of described one-level gear (44) is respectively equipped with clutch shaft bearing (51) and the second bearing (52).
4. the unsteady spline mould emptier of mould of plastics internal thread as claimed in claim 2, is characterized in that the upper end of described rotating shaft (46) is provided with the 3rd bearing (53), and the lower end of rotating shaft (46) is provided with the 4th bearing (54).
5. the mould of plastics internal thread as claimed in claim 2 spline mould emptier that floats; it is characterized in that described screw thread fuse (13) external wall of upper portion that is arranged in Bottom clamp plate (9) is provided with the 5th bearing (55); screw thread fuse (13) the middle part outer wall that is arranged in transition gear fixed head (8) is provided with the 6th bearing (56), and screw thread fuse (13) the bottom outer wall that is arranged in lower gear fixed head (6) is provided with the 7th bearing (57).
6. the unsteady spline mould emptier of mould of plastics internal thread as claimed in claim 1, is characterized in that by hold-down screw (23), being fixed between described moving clamping plate (5), lower gear fixed head (6), the fixed head that cogs (7), transition gear fixed head (8) and Bottom clamp plate (9).
7. the mould of plastics internal thread as claimed in claim 1 spline mould emptier that floats; it is characterized in that being provided with two, four, six or eight injection moulding die cavitys between described moving platen (10) and solid plate (3); the product (11) that has a moulding in each die cavity, each product (11) has one group of corresponding screw thread fuse spline demoulding assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320793304.9U CN203713000U (en) | 2013-12-06 | 2013-12-06 | Plastic mold inner threads floating standstill stripping mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320793304.9U CN203713000U (en) | 2013-12-06 | 2013-12-06 | Plastic mold inner threads floating standstill stripping mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203713000U true CN203713000U (en) | 2014-07-16 |
Family
ID=51152193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320793304.9U Withdrawn - After Issue CN203713000U (en) | 2013-12-06 | 2013-12-06 | Plastic mold inner threads floating standstill stripping mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203713000U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103707473A (en) * | 2013-12-06 | 2014-04-09 | 台州市黄岩炜大塑料机械有限公司 | Plastic mold internal screw thread floating stopping demolding mechanism |
| CN104908237A (en) * | 2015-05-21 | 2015-09-16 | 耿晓冬 | Double-ejector pin plate thread unloading injection mold |
| CN104924527A (en) * | 2015-05-20 | 2015-09-23 | 耿晓冬 | Injection mould with hot-runner double-layered mould injection-moulding structure |
| 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 |
-
2013
- 2013-12-06 CN CN201320793304.9U patent/CN203713000U/en not_active Withdrawn - After Issue
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103707473A (en) * | 2013-12-06 | 2014-04-09 | 台州市黄岩炜大塑料机械有限公司 | Plastic mold internal screw thread floating stopping demolding mechanism |
| CN103707473B (en) * | 2013-12-06 | 2015-11-18 | 台州市黄岩炜大塑料机械有限公司 | Plastic mold internal screw thread is floated spline mould emptier |
| CN104924527A (en) * | 2015-05-20 | 2015-09-23 | 耿晓冬 | Injection mould with hot-runner double-layered mould injection-moulding structure |
| CN104924527B (en) * | 2015-05-20 | 2018-06-22 | 东莞市冠嘉塑胶科技有限公司 | A kind of hot flow path double stack mold injection structure injection mold |
| CN108407221A (en) * | 2015-05-20 | 2018-08-17 | 乌鲁木齐九品芝麻信息科技有限公司 | A kind of hot flow path double stack mold injection structure injection mold and its application method |
| CN104908237A (en) * | 2015-05-21 | 2015-09-16 | 耿晓冬 | Double-ejector pin plate thread unloading injection mold |
| CN104908237B (en) * | 2015-05-21 | 2018-01-02 | 江苏雨燕模业科技有限公司 | A kind of Double Tops needle plate Leave out thread 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 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140716 Effective date of abandoning: 20151118 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |