CN103978634B - For the simplification injection mold structure of elongated tubing injection-moulded plastic part - Google Patents
For the simplification injection mold structure of elongated tubing injection-moulded plastic part Download PDFInfo
- Publication number
- CN103978634B CN103978634B CN201410238308.XA CN201410238308A CN103978634B CN 103978634 B CN103978634 B CN 103978634B CN 201410238308 A CN201410238308 A CN 201410238308A CN 103978634 B CN103978634 B CN 103978634B
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- China
- Prior art keywords
- plate
- guide pillar
- circular die
- shaped
- running channel
- 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.)
- Expired - Fee Related
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- 238000002347 injection Methods 0.000 title claims abstract description 15
- 239000007924 injection Substances 0.000 title claims abstract description 15
- 239000002991 molded plastic Substances 0.000 title claims abstract description 12
- 239000003643 water by type Substances 0.000 claims abstract description 8
- 238000007493 shaping process Methods 0.000 claims abstract description 7
- 230000003044 adaptive effect Effects 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 241001484259 Lacuna Species 0.000 claims description 3
- 230000008676 import Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000005498 polishing Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 10
- 238000000465 moulding Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
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- 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
- B29C45/2602—Mould construction elements
- B29C45/2606—Guiding or centering means
-
- 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
- B29C45/261—Moulds having tubular mould cavities
-
- 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
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
-
- 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
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
A kind of simplification injection mold structure for elongated tubing injection-moulded plastic part is provided, have be connected with lathe two ends allocate plate and dynamic dull and stereotyped, described dynamic flat board is shaped with lathe push rod via hole, described allocating on plate is shaped with main running channel, described dynamic dull and stereotyped interior sidewall surface be provided with guide pillar II and core and guide pillar II and core all through the push pedal being located at dynamic dull and stereotyped inner side, the described plate interior sidewall surface that allocates is provided with guide pillar I and allocates plate and is connected by rank shape screw I with the de-plate that waters in its inwall chamber, circular die one end connects as one with the fixed head allocated inside plate and installing plate, the described circular die other end and core are adaptive and forms the cavity of confession Workpiece shaping between the two, described cavity is communicated with at circular die and the de-point running channel watered between plate by the charging aperture be arranged on circular die.Structure of the present invention is simple, reduces the price of mould, cost and production cycle, is easy to turning, grinding, polishing, and manufacturability is better, is more easy to processing and assembling.
Description
Technical field
The invention belongs to injection mold technical field, be specifically related to a kind of simplification injection mold structure for elongated tubing injection-moulded plastic part.
Background technology
In existing teaching material, professional tool data, commercial mould bases standard, for the design of elongated tubing and part push-plate type a multi-cavity mold injection mold, generally adopt normal structure or purchaser's standard die set, adopt push rod, ejector sleeve, the method for push pedal ejects part.This kind of component die shut height is large, requires large, and then require the lathe of large shut height to the shut height of injection machine, and equipment cost is just large; Adopt normal structure or purchaser with standard die set design, mfg. moulding die, mould structure complexity is loaded down with trivial details, and then the price of mould, cost are just high, and the production cycle is long, is therefore necessary to propose improvement.
Summary of the invention
The technical problem that the present invention solves: a kind of simplification injection mold structure for elongated tubing injection-moulded plastic part is provided, by simplifying elongated tubing injection mold structure, when ensureing that mould normally uses, cancellation existing standard structure or purchaser eject part by the part that standard die set is unnecessary, the depanning of lathe push rod immediate roof push pedal mode, reaches the object reducing parts, save material and processing charges.
The technical solution used in the present invention: for the simplification injection mold structure of elongated tubing injection-moulded plastic part, have be connected with lathe two ends allocate plate and dynamic dull and stereotyped, described dynamic flat board is shaped with lathe push rod via hole, described allocating on plate is shaped with main running channel, described dynamic dull and stereotyped interior sidewall surface be provided with guide pillar II and core and guide pillar II and core all through being located at the push pedal of dynamic dull and stereotyped inner side and matched in clearance, the described plate interior sidewall surface that allocates is provided with guide pillar I, and allocate plate and be connected by rank shape screw I with the de-plate that waters in its inwall chamber, circular die one end connects as one with the fixed head allocated inside plate and installing plate, the described circular die other end and core are adaptive and forms the cavity of confession Workpiece shaping between the two, described cavity is communicated with at circular die and the de-point running channel watered between plate by the charging aperture be arranged on circular die, described point of running channel is communicated with main running channel, describedly de-water plate and connected by rank shape screw II installing plate, and guide pillar I is located and guiding it through installing plate and fixed head, simultaneously, guide pillar II other end to import in the guide pin bushing II being arranged in fixed head and installing plate and to fixed head and installing plate location and guiding.
Wherein, described push pedal is shaped with through hole, in described through hole, is provided with guide pin bushing I, described guide pillar II one end and guide pin bushing I matched in clearance, and guide pillar II cylindrical is axially shaped with the stopper slot suitable with the stop screw being fixed on push pedal end, described guide pillar II other end and guide pin bushing II matched in clearance.
Further, described circular die and guide pin bushing II excircle are all shaped with boss, described fixed head is compressed raised head face and is connected to one by screw with installing plate, and fixed head is shaped with the via hole holding guide pin bushing II and circular die respectively, be all shaped with the groove with boss adaptation in described via hole.
Further, described in allocate plate and be provided with sprue puller, described sprue puller with allocate plate boss and to be connected and dividing in running channel above charging aperture is stretched in its end after coordinating with the de-interporal lacuna watered on plate.
Further, allocate plate outer side surface described in and be provided with locating ring.
The present invention's advantage compared with prior art:
1, when ensureing that mould normally uses, cancellation existing standard structure or purchaser eject part by the part that standard die set is unnecessary, adopt the depanning of lathe push rod immediate roof push pedal mode.Cancel exactly the square iron (parallels) of standard die set structure or commercial standard (CS) mould bases and top board, retaining plate eject part, reach the object reducing parts, save material and processing charges;
2, die adopts independent cylindrical structure, compares the die of Integral plate type structure, is more easy to turning, grinding, polishing, and manufacturability is better, is more easy to processing and assembling, reaches the object simplifying mould structure;
3, the price of mould, cost and production cycle is reduced; Reduce the shut height about 1/2 of mould, and then reduce the shut height of lathe, reduce use cost and the equipment investment cost of equipment;
4, this simplification mould structure is applicable to push-plate type a multi-cavity mold class injection-moulded plastic part, more simplifies than existing standard structure or commercial standard (CS) die carrier structure, can realize standardized designs and commercialization Standard Module structure, have social and economic benefits energetically.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing 1, a kind of embodiment of the present invention is described.
For the simplification injection mold structure of elongated tubing injection-moulded plastic part, have be connected with lathe two ends allocate plate 3 and dynamic dull and stereotyped 12, lathe push rod via hole 26 is shaped with on described dynamic dull and stereotyped 12, described allocating on plate 3 is shaped with main running channel 22, described dynamic dull and stereotyped 12 interior sidewall surface be provided with guide pillar II 14 and core 13 and guide pillar II 14 and core 13 all through the push pedal 11 be located at inside dynamic dull and stereotyped 12, guide pillar II 14 pairs of push pedals 11 position and lead and push pedal 11 and core 13 matched in clearance, described plate 3 interior sidewall surface that allocates is provided with guide pillar I 9 and allocates plate 3 and is connected by rank shape screw I 5 with the de-plate 4 that waters in its inwall chamber, circular die 10 one end connects as one with installing plate 7 with the fixed head 8 allocated inside plate 3, described circular die 10 other end and core 13 are adaptive and forms the cavity 19 of confession Workpiece shaping between the two, described cavity 19 is communicated with at circular die 10 and the de-point running channel 21 watered between plate 4 by the charging aperture 20 be arranged on circular die 10, described point of running channel 21 is communicated with main running channel 22, the described de-plate 4 that waters to be connected with fixed head 8 and installing plate 7 by rank shape screw II 6 and guide pillar I 9 locate it through fixed head 8 and installing plate 7 and led, simultaneously, guide pillar II 14 other end to import in the guide pin bushing II 17 being arranged in fixed head 8 and installing plate 7 and locates and guiding fixed head 8 and installing plate 7, described push pedal 11 is shaped with through hole 24, guide pin bushing I 15 is provided with in described through hole 24, described guide pillar II 14 one end and guide pin bushing I 15 matched in clearance and guide pillar II 14 cylindrical is axially shaped with the stopper slot 25 suitable with the stop screw 16 being fixed on push pedal 11 end, described guide pillar II 14 other end and guide pin bushing II 17 matched in clearance, described circular die 10 and guide pin bushing II 17 excircle are all shaped with boss 27, described fixed head 8 is compressed boss 27 end face and is connected to one by screw with installing plate 7, and fixed head 8 is shaped with the via hole 18 holding guide pin bushing II 17 and circular die 10 respectively, be all shaped with the groove 1 with boss 27 adaptation in described via hole 18, the described plate 3 that allocates is provided with sprue puller 23, described sprue puller 23 with allocate plate 3 boss and to be connected and its end is stretched into and divided in running channel 21 above charging aperture 20 after coordinating with the de-interporal lacuna watered on plate 4, described plate 3 outer side surface that allocates is provided with locating ring 2.
During use, plate is allocated with dynamic dull and stereotyped 12 corresponding with it with lathe two ends respectively lathes and the dynamic flat board of lathe is connected by allocating plate 3, circular die 10 left end and push pedal 11 are die joint and two side is adjacent to mutually, watering material enters through a point running channel 21 by main running channel 22, after flow in shaping cavity 19 from charging aperture 20 after the sprue puller 23 playing guide functions, water after material enters cavity 19 and form shaping moulding, then lathe die sinking, the dynamic dull and stereotyped drive dynamic dull and stereotyped 12 of lathe is moved to the left, dynamic dull and stereotyped 12 core 13 and the moulding on it is driven to be moved to the left afterwards, circular die 10 moves to left together with the dynamic moving direction of dull and stereotyped 12 in edge under frictional force effect in the tension of moulding, under the reverse drawing active force of sprue puller 23, the material that waters of spot pouring mouth is broken, and from pull-out charging aperture 20 and point running channel 21 in installing plate 7, now circular die 10 drives fixed head 8, installing plate 7 continues to be moved to the left, when fixed head 8 and installing plate 7 and de-watering to be pulled open running channel and come off after distance between plate 4, installing plate 7 touches rank shape screw II6 step end face, drive and de-water plate 4 and move to left, by the main running channel material pull-out in main running channel 22, sprue puller 23 is separated with point running channel material in point running channel 21 simultaneously, running channel material in point running channel 21 waters plate 4 be separated with de-, in the process, the running channel material that main running channel 22 and point running channel 21 come off relies on deadweight to fall, afterwards by rank shape screw I 5 step end face with allocate the spacing of plate 3, the de-plate 4 that waters is made to stop mobile, installing plate 7 and fixed head 8 stop being moved to the left thereupon, lathe moves dull and stereotyped drive dynamic dull and stereotyped 12 and continues in the process moved to left, core 13 drives shaping moulding slowly to depart from circular die 10, until moulding thoroughly separates with circular die 10, be wrapped on core 13 after moulding cooling meat, after grade width is left in the die sinking that lathe reaches setting, lathe push rod passes through lathe push rod via hole 26 immediate roof in push pedal 11, lathe push rod promotes push pedal 11 and moves right, thus realize push pedal 11 and moulding is ejected from core 13 come off, complete automatic demoulding, in this process, stop screw 16 moves with the dextrad of push pedal 11 and moves right along the stopper slot 25 on guide pillar II 14, stopper slot 25 end face plays anti-thrust plate 11 and comes off and stop spacing effect, guide pillar II 14, guide pin bushing I 15 and stop screw 16 play the effect of location and guiding when automatic demoulding.
Above-described embodiment, just preferred embodiment of the present invention, is not used for limiting the scope of the present invention, therefore all equivalence changes done with content described in the claims in the present invention, all should be included within the claims in the present invention scope.
Claims (4)
1. for the simplification injection mold structure of elongated tubing injection-moulded plastic part, have be connected with lathe two ends allocate plate (3) and dynamic dull and stereotyped (12), described dynamic flat board (12) is shaped with lathe push rod via hole (26), described allocating on plate (3) is shaped with main running channel (22), it is characterized in that: described dynamic flat board (12) interior sidewall surface be provided with guide pillar II (14) and core (13) and guide pillar II (14) and core (13) all through the push pedal (11) being located at dynamic dull and stereotyped (12) inner side, described plate (3) interior sidewall surface that allocates is provided with guide pillar I (9) and allocates plate (3) and is connected by rank shape screw I (5) with the de-plate (4) that waters in its inwall chamber, circular die (10) one end connects as one with the fixed head (8) and installing plate (7) allocating plate (3) inner side, described circular die (10) other end and core (13) are adaptive and forms the cavity (19) of confession Workpiece shaping between the two, described cavity (19) is by being arranged on charging aperture (20) on circular die (10) and being positioned at circular die (10) and the de-point running channel (21) watered between plate (4) is communicated with, described point of running channel (21) is communicated with main running channel (22), describedly de-water plate (4) and be connected with fixed head (8) and installing plate (7) by rank shape screw II (6), and guide pillar I (9) is through fixed head (8) and to installing plate (7) location and guiding, simultaneously, guide pillar II (14) other end imports in the guide pin bushing II (17) be arranged in fixed head (8) and installing plate (7) installing plate (7) location and guiding, described push pedal (11) is shaped with through hole (24), guide pin bushing I (15) is provided with in described through hole (24), described guide pillar II (14) one end and guide pin bushing I (15) matched in clearance, and guide pillar II (14) cylindrical is axially shaped with the stopper slot (25) suitable with the stop screw (16) being fixed on push pedal (11) end, described guide pillar II (14) other end and guide pin bushing II (17) matched in clearance.
2. the simplification injection mold structure for elongated tubing injection-moulded plastic part according to claim 1, it is characterized in that: described circular die (10) and guide pin bushing II (17) excircle are all shaped with boss (27), described fixed head (8) is compressed boss (27) end face and is connected to one by screw with installing plate (7), and fixed head (8) is shaped with the via hole (18) holding guide pin bushing II (17) and circular die (10) respectively, be all shaped with the groove (1) adaptive with boss (27) in described via hole (18).
3. the simplification injection mold structure for elongated tubing injection-moulded plastic part according to claim 2, it is characterized in that: described in allocate plate (3) and be provided with sprue puller (23), described sprue puller (23) with allocate plate (3) boss and to be connected and dividing in running channel (21) of charging aperture (20) top is stretched in its end after coordinating with the de-interporal lacuna watered on plate (4).
4. the simplification injection mold structure for elongated tubing injection-moulded plastic part according to claim 3, is characterized in that: described in allocate plate (3) outer side surface and be provided with locating ring (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410238308.XA CN103978634B (en) | 2014-05-30 | 2014-05-30 | For the simplification injection mold structure of elongated tubing injection-moulded plastic part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410238308.XA CN103978634B (en) | 2014-05-30 | 2014-05-30 | For the simplification injection mold structure of elongated tubing injection-moulded plastic part |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103978634A CN103978634A (en) | 2014-08-13 |
| CN103978634B true CN103978634B (en) | 2016-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410238308.XA Expired - Fee Related CN103978634B (en) | 2014-05-30 | 2014-05-30 | For the simplification injection mold structure of elongated tubing injection-moulded plastic part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103978634B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111331791B (en) * | 2020-03-24 | 2021-07-06 | 金陵科技学院 | Mould for long cylindric piece of moulding of rotatable core |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2052215A5 (en) * | 1969-07-25 | 1971-04-09 | Crouzet & Cie | |
| US3897929A (en) * | 1974-08-12 | 1975-08-05 | Nat Tool And Manufacturing Co | Recessed sprue bushing for a three-plate mold set |
| JP2000141418A (en) * | 1998-11-04 | 2000-05-23 | Cosmo Seimitsu:Kk | Cassette type mold assembly |
| CN2813265Y (en) * | 2005-07-07 | 2006-09-06 | 沈阳理工大学 | Plastic injection mould capable of protecting axle sleeve multiple opening |
| CN102529034B (en) * | 2012-01-16 | 2013-12-11 | 苏州同大模具有限公司 | Plastic cover forming die structure |
| CN102896737A (en) * | 2012-08-22 | 2013-01-30 | 郭志宏 | Plastic bevel gear production tooling |
| CN102886873B (en) * | 2012-10-22 | 2015-01-28 | 台州市凯华塑业有限公司 | Mechanism for snapping pin-point gate through stationary mold push plate for injection mold |
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2014
- 2014-05-30 CN CN201410238308.XA patent/CN103978634B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN103978634A (en) | 2014-08-13 |
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Effective date of registration: 20211209 Address after: 528000 Floor 9, No. 45, neighborhood committee Industrial Zone, Ronggui Hongqi, Shunde District, Foshan City, Guangdong Province (residence declaration) Patentee after: Xinwei (Foshan) Plastic Industry Co.,Ltd. Address before: 721006 No. 70 Qing Jiang Road, Shaanxi, Baoji Patentee before: SHAANXI BAOCHENG AVIATION INSTRUMENT Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160203 |