CN109466030A - A kind of one-mold multiple-member secondary ejecting mechanism - Google Patents
A kind of one-mold multiple-member secondary ejecting mechanism Download PDFInfo
- Publication number
- CN109466030A CN109466030A CN201910015442.6A CN201910015442A CN109466030A CN 109466030 A CN109466030 A CN 109466030A CN 201910015442 A CN201910015442 A CN 201910015442A CN 109466030 A CN109466030 A CN 109466030A
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- China
- Prior art keywords
- plate
- push
- push pipe
- hole
- mold
- 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.)
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Links
- 230000007246 mechanism Effects 0.000 title claims abstract description 17
- 230000007704 transition Effects 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims description 4
- 238000000465 moulding Methods 0.000 description 6
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010586 diagram Methods 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
-
- 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
-
- 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
- B29C2045/2683—Plurality of independent mould cavities in a single mould
-
- 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
- B29C2045/4084—Progressive ejection
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention discloses a kind of one-mold multiple-member secondary ejecting mechanisms, it include preceding mould, rear mold, preceding mould includes preceding die holder, front template, rear mold includes rear die holder, rear mold transition plates, push plate mounting plate is installed in rear mold transition plates, push plate is installed on push plate mounting plate, dynamic model backing plate is installed in rear mold transition plates, dynamic model backing plate is equipped with pilot hole, hollow push pipe is installed in pilot hole, the upper end of push pipe is set with type core, type core is located above dynamic model backing plate in the stepped hole of rear pattern plate, thimble is installed in push pipe, the bottom end of push pipe is mounted in push plate, the bottom end of push pipe is located at the lower end of thimble, and the bottom end of push pipe is equipped with limited block, spring is set on push pipe between limited block and dynamic model backing plate, brute spring is set on thimble between push pipe bottom end and push plate.Rationally, using secondary ejecting mechanism, cost is relatively low, and one-mold multiple-member is high-efficient, and high-quality for structure of the invention design, and easy to operate, product efficiency is high.
Description
Technical field:
The present invention relates to injection mold manufacturing fields, relate generally to a kind of one-mold multiple-member secondary ejecting mechanism.
Background technique:
Traditional injection mold is to take with push rod, jacking block or top plate will be once molded parts from mold after formed product
Ejection, realizes the demoulding of product.But structure is complicated and the moulding of precision size for some, if taking 1 ejection that can make
Moulding is deformed or is broken；There are also some products there is back-off, and cannot use side core-pulling, can only utilize moulding
Flexible deformation forced stripper mechanism.It is that can not achieve or be not achieved product quality requirement that the demoulding of these mouldings, which relies on primary ejection,.
Summary of the invention:
The object of the invention is to remedy the disadvantages of known techniques, provides a kind of one-mold multiple-member secondary ejecting mechanism, and a mould is more
Part, it is high-efficient, while using Double-ejection principle, high-quality, simple and convenient.
The present invention is achieved by the following technical solutions:
A kind of one-mold multiple-member secondary ejecting mechanism includes preceding mould, rear mold, it is characterised in that: and the preceding mould includes preceding die holder,
Front template is installed, the rear mold includes rear die holder, is equipped with rear mold transition on the rear die holder below the preceding die holder
Plate is equipped with push plate mounting plate in the rear mold transition plates, push plate, the rear mold transition plates is equipped on the push plate mounting plate
On dynamic model backing plate is installed, the dynamic model backing plate is equipped with pilot hole, is equipped with hollow push pipe, the top in the pilot hole
The upper end of pipe is set with type core, and the type core is located above dynamic model backing plate in the stepped hole of rear pattern plate, installs in the push pipe
There is thimble, the upper end of the thimble is stretched out push pipe and is located in the ejection hole of type core, and the bottom end of the push pipe is mounted on push plate
On, the bottom end of the push pipe is located at the lower end of thimble, and the bottom end of push pipe is equipped with limited block, the limited block and dynamic model
It is set with spring on push pipe between backing plate, is set with brute spring on the thimble between the push pipe bottom end and push plate.
It is respectively equipped with mutual corresponding mounting hole on the preceding die holder and front template, is bolted to connection one
It rises, the fixation hole of installation connection is respectively equipped in the rear die holder, rear mold transition plates, dynamic model backing plate and rear pattern plate, and logical
Fixing bolt is crossed to link together.
Guide post is also equipped on the rear pattern plate, the front template is equipped with the through-hole cooperated with guide post, and in through-hole
Guide sleeve is installed.
It is equipped with certain interval between the lower end surface of the push plate mounting plate and the upper surface of rear die holder, passes through two sides
Shank of bolt jacks up, and the lower end of the shank of bolt is mounted on the positioning hole on rear die holder.
It is respectively equipped with mutual corresponding through-hole on the push plate mounting plate and push plate, guiding is installed in the through-hole
It covers, guide rod is installed in the guide sleeve, the bottom part of the guide rod is in the through-hole of rear die holder.
Spring upper end portion on the push pipe is located in the stepped hole of dynamic model backing plate bottom end.
The middle part of the push plate, dynamic model backing plate and rear pattern plate is equipped with the centre bore of connection, installation in the centre bore
There is central axis, for the upper-end part of driving of the central axis below the horizontal plane of rear mold slab core, the lower end of the central axis passes through platform
Rank is fixed at the step of the centre bore bottom end in the middle part of push plate.
Above structure can make injection molding one-pass molding more than one piece it is various structure is complicated and the moulding of precision size, lathe
Mandril pushes push plate mounting plate, and push plate mounting plate drives push plate to move ahead, and push plate handspike is fixed on push plate by push plate fixing screws
It on mounting plate, is connected, ejector guide pillar is mounted on push plate, on push plate mounting plate, realizes the linkage of push plate and push plate mounting plate
Function；Thimble is fixed by screws in above push plate, and brute spring is inserted in thimble, realizes that push pipe and thimble push modeling simultaneously
Part completes first time demoulding functions；Plastic is deviate from from type chamber；When encountering dynamic model backing plate due to limited block, push pipe stop motion,
Push plate mounting plate drives push plate to continue to move ahead, and deformation occurs under the pressure ejecting force effect of thimble for plastic, (pushes up from type core
Pipe) on take off, complete Double-ejection, one-mold multiple-member is high-efficient, and high-quality, simple and convenient.
The invention has the advantages that
Rationally, using secondary ejecting mechanism, cost is relatively low, and one-mold multiple-member is high-efficient, and quality for structure of the invention design
Good, easy to operate, product efficiency is high, meets the requirement of high-volume injection molding production.
Detailed description of the invention:
Fig. 1 is the structural diagram of the present invention.
Specific embodiment:
Referring to attached drawing.
A kind of one-mold multiple-member secondary ejecting mechanism includes preceding mould, rear mold, and the preceding mould includes preceding die holder 1, before described
The lower section of die holder 1 is equipped with front template 2, and the rear mold includes rear die holder 8, is equipped with rear mold transition plates on the rear die holder 8
5, push plate mounting plate 7 is installed in the rear mold transition plates 5, push plate 6, the rear mold mistake are installed on the push plate mounting plate 7
Dynamic model backing plate 4 is installed, the dynamic model backing plate 4 is equipped with pilot hole, is equipped with hollow push pipe in the pilot hole on cab apron 5
20, the upper end of the push pipe 20 is set with type core 21, and the type core 21 is located at the stepped hole of 4 top rear pattern plate 3 of dynamic model backing plate
It is interior, thimble 19 is installed in the push pipe 20, the upper end of the thimble 19 is stretched out push pipe 20 and is located in the ejection hole of type core 21,
The bottom end of the push pipe 20 is mounted in push plate 6, and the bottom end of the push pipe 20 is located at the lower end of thimble 19, and push pipe 20
Bottom end is equipped with limited block 16, and spring 17, the push pipe are set on the push pipe between the limited block 16 and dynamic model backing plate 4
Brute spring 15 is set on thimble between 20 bottom ends and push plate 6.
It is respectively equipped with mutual corresponding mounting hole on the preceding die holder 1 and front template 2, is fixedly connected by bolt 26
Together, the fixation of installation connection is respectively equipped in the rear die holder 8, rear mold transition plates 5, dynamic model backing plate 4 and rear pattern plate 3
Hole, and linked together by fixing bolt 9.
Guide post 22 is also equipped on the rear pattern plate 3, the front template 2 is equipped with the through-hole cooperated with guide post, and logical
Guide sleeve 23 is installed in hole.
It is equipped with certain interval between the lower end surface of the push plate mounting plate 7 and the upper surface of rear die holder, passes through two sides
Shank of bolt 10 jack up, the lower end of the shank of bolt 10 is mounted on the positioning hole on rear die holder.
It is respectively equipped with mutual corresponding through-hole on the push plate mounting plate 7 and push plate 6, guiding is installed in the through-hole
12 are covered, guide rod 11 is installed in the guide sleeve 12, the bottom part of the guide rod 11 is in the through-hole of rear die holder.
17 upper-end part of driving of spring on the push pipe 20 is in the stepped hole of 4 bottom end of dynamic model backing plate.
The middle part of the push plate 7, dynamic model backing plate 4 and rear pattern plate 3 is equipped with the centre bore of connection, peace in the centre bore
Equipped with central axis 18, the upper-end part of driving of the central axis 18 is below the horizontal plane of rear mold slab core, under the central axis 18
End is fixed at the step of the centre bore bottom end in the middle part of push plate by step.
Push plate 6 is fixed on push plate mounting plate 7 by push plate fixing screws 14, is connected, and ejector guide pillar 12, which is mounted on, to be pushed away
On plate 6, push plate mounting plate 7, the linkage function of push plate 6 and push plate mounting plate 7 is realized；Thimble 19 is fixed on push plate by screw 13
Above 6, brute spring is inserted in thimble 19, realizes that push pipe 20 and thimble 19 push plastic simultaneously, completes demoulding function for the first time
Can, then limited block 16 and spring 17 are inserted in thimble, then push pipe 20 is inserted in type core 21, and installing dynamic model pad
20 stop motion of push pipe when encountering dynamic model backing plate 4 due to limited block 16 in thimble 19, push plate mounting plate 7 are inserted in after plate 4 again
Drive push plate 6 continue to move ahead, plastic thimble 19 pressure ejecting force effect under deformation occurs, from type core 21(, that is, push pipe) on take off
Under, complete Double-ejection function.
Since the effect of brute spring makes push pipe and thimble push plastic simultaneously, complete to demould for the first time, due to limited block
When encountering dynamic model backing plate, push pipe stop motion, push plate mounting plate drives push plate to continue to move ahead, pressure ejecting force of the plastic in thimble
Effect is lower, and deformation occurs, takes off from type core (i.e. push pipe), completes Double-ejection, and one-mold multiple-member is high-efficient, and high-quality,
Simple and convenient.
Claims (7)
1. a kind of one-mold multiple-member secondary ejecting mechanism includes preceding mould, rear mold, it is characterised in that: the preceding mould includes preceding mould
, front template is installed below the preceding die holder, the rear mold includes rear die holder, is equipped with rear mold mistake on the rear die holder
Cab apron is equipped with push plate mounting plate in the rear mold transition plates, push plate, the rear mold transition is equipped on the push plate mounting plate
Dynamic model backing plate is installed, the dynamic model backing plate is equipped with pilot hole, is equipped with hollow push pipe in the pilot hole, described on plate
The upper end of push pipe is set with type core, and the type core is located above dynamic model backing plate in the stepped hole of rear pattern plate, pacifies in the push pipe
Equipped with thimble, the upper end of the thimble is stretched out push pipe and is located in the ejection hole of type core, and the bottom end of the push pipe, which is mounted on, to push away
On plate, the bottom end of the push pipe is located at the lower end of thimble, and the bottom end of push pipe is equipped with limited block, the limited block and dynamic
It is set with spring on push pipe between die-cushion plate, is set with brute spring on the thimble between the push pipe bottom end and push plate.
2. one-mold multiple-member secondary ejecting mechanism according to claim 1, it is characterised in that: the preceding die holder and front template
On be respectively equipped with mutual corresponding mounting hole, be bolted to connection together, the rear die holder, rear mold transition plates,
It is respectively equipped with the fixation hole of installation connection in dynamic model backing plate and rear pattern plate, and is linked together by fixing bolt.
3. one-mold multiple-member secondary ejecting mechanism according to claim 1, it is characterised in that: also installed on the rear pattern plate
There is guide post, the front template is equipped with the through-hole cooperated with guide post, and guide sleeve is equipped in through-hole.
4. one-mold multiple-member secondary ejecting mechanism according to claim 1, it is characterised in that: under the push plate mounting plate
It is equipped with certain interval between end face and the upper surface of rear die holder, is jacked up by the shank of bolt of two sides, the lower end of the shank of bolt
Portion is mounted on the positioning hole on rear die holder.
5. one-mold multiple-member secondary ejecting mechanism according to claim 1, it is characterised in that: the push plate mounting plate and push away
It is respectively equipped with mutual corresponding through-hole on plate, guide sleeve is installed in the through-hole, guide rod is installed in the guide sleeve, it is described
The bottom part of guide rod is in the through-hole of rear die holder.
6. one-mold multiple-member secondary ejecting mechanism according to claim 1, it is characterised in that: on the spring on the push pipe
End is located in the stepped hole of dynamic model backing plate bottom end.
7. one-mold multiple-member secondary ejecting mechanism according to claim 1, it is characterised in that: the push plate, dynamic model backing plate
And the middle part of rear pattern plate is equipped with the centre bore of connection, is equipped with central axis, the upper end of the central axis in the centre bore
Below the horizontal plane of rear mold slab core, the lower end of the central axis is fixed on the centre bore bottom end in the middle part of push plate by step
Step at.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910015442.6A CN109466030B (en) | 2019-01-08 | 2019-01-08 | One-die multi-piece secondary ejection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910015442.6A CN109466030B (en) | 2019-01-08 | 2019-01-08 | One-die multi-piece secondary ejection mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109466030A true CN109466030A (en) | 2019-03-15 |
| CN109466030B CN109466030B (en) | 2024-08-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910015442.6A Active CN109466030B (en) | 2019-01-08 | 2019-01-08 | One-die multi-piece secondary ejection mechanism |
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| Country | Link |
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| CN (1) | CN109466030B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110406054A (en) * | 2019-08-29 | 2019-11-05 | 创维集团智能装备有限公司 | A kind of injection mold and its release method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1190959A (en) * | 1997-09-19 | 1999-04-06 | Aono Kogyo:Kk | Injection molding die |
| CN202412618U (en) * | 2011-10-25 | 2012-09-05 | 牟维军 | Mold mechanism with four ejector pin plates for ejecting product twice |
| CN104690912A (en) * | 2015-03-12 | 2015-06-10 | 韩立艳 | Built-in mold needle core pulling secondary ejection mechanism for plastic molds and mold thereof |
| CN205097475U (en) * | 2015-10-09 | 2016-03-23 | 中山市标一模具科技有限公司 | Area is secondary ejection mechanism on top to one side |
| CN205202043U (en) * | 2015-12-20 | 2016-05-04 | 黄俏嫦 | Side of release instrument case injection mould |
| CN108908873A (en) * | 2018-07-30 | 2018-11-30 | 昆山科达精密模具有限公司 | A kind of mold with Double-ejection forced stripper mechanism |
| CN209304912U (en) * | 2019-01-08 | 2019-08-27 | 慈溪市精展模具有限公司 | A kind of one-mold multiple-member secondary ejecting mechanism |
-
2019
- 2019-01-08 CN CN201910015442.6A patent/CN109466030B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1190959A (en) * | 1997-09-19 | 1999-04-06 | Aono Kogyo:Kk | Injection molding die |
| CN202412618U (en) * | 2011-10-25 | 2012-09-05 | 牟维军 | Mold mechanism with four ejector pin plates for ejecting product twice |
| CN104690912A (en) * | 2015-03-12 | 2015-06-10 | 韩立艳 | Built-in mold needle core pulling secondary ejection mechanism for plastic molds and mold thereof |
| CN205097475U (en) * | 2015-10-09 | 2016-03-23 | 中山市标一模具科技有限公司 | Area is secondary ejection mechanism on top to one side |
| CN205202043U (en) * | 2015-12-20 | 2016-05-04 | 黄俏嫦 | Side of release instrument case injection mould |
| CN108908873A (en) * | 2018-07-30 | 2018-11-30 | 昆山科达精密模具有限公司 | A kind of mold with Double-ejection forced stripper mechanism |
| CN209304912U (en) * | 2019-01-08 | 2019-08-27 | 慈溪市精展模具有限公司 | A kind of one-mold multiple-member secondary ejecting mechanism |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110406054A (en) * | 2019-08-29 | 2019-11-05 | 创维集团智能装备有限公司 | A kind of injection mold and its release method |
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| Publication number | Publication date |
|---|---|
| CN109466030B (en) | 2024-08-16 |
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