CN108016000A - Injection mold Special-shaped cam inner slide block mechanism - Google Patents
Injection mold Special-shaped cam inner slide block mechanism Download PDFInfo
- Publication number
- CN108016000A CN108016000A CN201711326328.2A CN201711326328A CN108016000A CN 108016000 A CN108016000 A CN 108016000A CN 201711326328 A CN201711326328 A CN 201711326328A CN 108016000 A CN108016000 A CN 108016000A
- Authority
- CN
- China
- Prior art keywords
- inner slide
- shaped cam
- special
- vertical component
- component effect
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000002347 injection Methods 0.000 title claims abstract description 17
- 239000007924 injection Substances 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 title claims abstract description 14
- 230000000694 effects Effects 0.000 claims abstract description 29
- 238000003780 insertion Methods 0.000 claims abstract description 4
- 230000037431 insertion Effects 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000001746 injection moulding Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—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
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
- B29C45/332—Mountings or guides therefor; Drives therefor
-
- 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
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
- B29C45/332—Mountings or guides therefor; Drives therefor
- B29C2045/336—Cam drives
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
A kind of injection mold Special-shaped cam inner slide block mechanism, is slideably equipped with inner slide and push rod in rear pattern plate, inner slide includes vertical component effect and the transverse part positioned at vertical component effect hypomere, and the epimere of vertical component effect is stretched into rear cavity；Push rod is vertically passed through from the center of transverse part and stretched into rear cavity, pushing rod sleeve is equipped with the spring being connected with the transverse part of the inner slide, the return briquetting being in contact with push rod top is equipped with front template, corresponded between two support blocks and base is installed below inner slide, Special-shaped cam and wear-resistant block are equipped with the groove of the inner upper end of base successively, the center of Special-shaped cam is equipped with a positioning pin for driving it to rotate, on the both ends insertion base of positioning pin it is corresponding open up into the inclined arc chute in upper right side, the left hand projection of Special-shaped cam is in contact with the bottom surface of vertical component effect, right side protrusion is in contact with the bottom of push rod.The present invention has the advantages of simple in structure, number of parts is few, and mould volume is small, manufacture cost and low assembling maintenance cost.
Description
Technical field
The present invention relates to technical field of mold, more particularly to a kind of injection mold Special-shaped cam inner slide block mechanism.
Background technology
In the industrial production, the importance of mould is self-evident, and especially for the production of plastic product, mould is just more
Important, currently for the overhead kick part of inner side above product, the sliding block that outside is usually stirred using mechanical structure, preceding mould finger is slided
Dynamic, exterior sliding block pulls slide block connecting rod and then driven mold inner slide is slided, so as to complete the overhead kick of inner side above product
Part demoulds.But cause mould structure complex using mechanical structure, and mould processing and assembling maintenance time length, interior cunning
Block and the outer slide of cooperation take up space too greatly, adds somewhat to mould volume, increase injection molding machine tonnage, and increase
Mould processing cost and injection production cost.
The content of the invention
It is an object of the invention to provide a kind of injection mold Special-shaped cam inner slide block mechanism, to solve to deposit in the prior art
Number of parts it is more, complicated, mould volume is excessive, manufacture cost and assembling maintenance cost it is high the defects of.
The present invention is realized using following technical scheme：A kind of injection mold Special-shaped cam inner slide block mechanism, including successively
Front template, rear pattern plate, support block, bottom plate and the rear cavity in rear pattern plate of setting, can slide in the rear pattern plate
Inner slide and push rod are equipped with dynamicly, and the inner slide includes vertical component effect and the transverse part positioned at vertical component effect hypomere, the vertical component effect
Epimere stretch into the rear cavity, the vertical component effect is adapted with the upper notch that the transverse part is formed with the rear cavity；
The push rod is vertically passed through from the center of the transverse part and stretched into the rear cavity, be equipped with the front template with it is described
The return briquetting that push rod top is in contact, the pushing rod sleeve is equipped with the spring being connected with the transverse part of the inner slide, positioned at two moulds
Corresponded between foot and base is installed below the inner slide, it is convex to be equipped with abnormity in the groove of the inner upper end of the base successively
Wheel and wear-resistant block, the upper profile undulate of the Special-shaped cam, bottom profiled are arc-shaped, and the wear-resistant block and the abnormity are convex
Wheel is adapted and is fixed on the base, and the center of the Special-shaped cam is equipped with a positioning pin for driving it to rotate, described fixed
The both ends of position pin be embedded on the base it is corresponding open up into the inclined arc chute in upper right side, the left side of the Special-shaped cam
The raised bottom surface with the vertical component effect is in contact, and the raised bottom with the push rod in right side is in contact.
Preferably, inner slide press strip, the inner slide press strip are equipped with below the rear cavity in template in the rear
Section is in inverted L-shaped, and the horizontal part of the inner slide press strip is fixed on and the rear cavity, the vertical portion system of the inner slide press strip
There is the guide groove that the vertical component effect with the inner slide is adapted.
Preferably, the length of the push rod is equal with the length of the vertical component effect of the inner slide.
Preferably, the horizontal part of the inner slide press strip is fixed on the bottom surface of the rear cavity by screw.
Preferably, base is corresponded on the bottom plate and is formed with caulking groove, the lower end of the base is inserted into the caulking groove simultaneously
It is fixed on by screw on the bottom plate.
The present invention has the following advantages compared with prior art：1st, the mould parts quantity of inner slide block structure is reduced, is reduced
Die manufacturing cost and mould assembling maintenance cost；2nd, mould size is substantially reduced, reduce mould bases cost reduces injection molding machine at the same time
Platform cost；3rd, the spacing of each die cavity can be reduced for combination die, reduce runner material head, reduce injection production cost.
Brief description of the drawings
Fig. 1 is the structure diagram of the embodiment of the present invention；
Fig. 2 is the schematic diagram of the Special-shaped cam slide block mechanism of the embodiment of the present invention；
Fig. 3 is the sectional view under the complete molding state of the embodiment of the present invention；
Fig. 4 is the sectional view under half die opening state of the embodiment of the present invention；
Fig. 5 is the sectional view under the complete die opening state of the embodiment of the present invention；
Fig. 6 is the sectional view under half molding state of the embodiment of the present invention.
Embodiment
The present invention is described in further details with reference to the accompanying drawings and detailed description.
As shown in Figures 1 to 6, provided in this embodiment is a kind of injection mold Special-shaped cam inner slide block mechanism, including according to
Front template 1, rear pattern plate 2, support block 3, bottom plate 4 and the rear cavity 5 in rear pattern plate 2 of secondary setting, in rear pattern plate 2
Inner slide 9 and push rod 6 are slideably equipped with, inner slide 9 includes vertical component effect 91 and the transverse part 92 positioned at 91 hypomere of vertical component effect, hangs down
The epimere in straight portion 91 is stretched into rear cavity 5 forming the overhead kick position of product, the fovea superior that vertical component effect 91 is formed with transverse part 92
Mouth is adapted with rear cavity 5；Push rod 6 is vertically passed through from the center of transverse part 92 and stretched into rear cavity 5, is set in front template 1
There is the return briquetting 7 being in contact with 6 top of push rod, push rod 6 is arranged with the spring 8 being connected with the transverse part of the inner slide 9 92, position
The lower section that inner slide 9 is corresponded between two support blocks 3 is provided with base 10, is set successively in the groove 101 of the inner upper end of base 10
Have Special-shaped cam 11 and wear-resistant block 12, the upper profile undulate of Special-shaped cam 11, bottom profiled is arc-shaped, wear-resistant block 12 with it is different
Shape cam 11 is adapted and is fixed on base 10, and the center of Special-shaped cam 11 is equipped with a positioning pin 13 for driving it to rotate, fixed
On the both ends insertion base 10 of position pin 13 it is corresponding open up into the inclined arc chute 102 in upper right side, a left side for Special-shaped cam 11
Side protrusion is in contact with the bottom surface of vertical component effect 91, and right side protrusion is in contact with the bottom of push rod 6.
Describe in detail, the epimere of the vertical component effect 91 of inner slide 9 is stretched into rear cavity 5 to be coordinated to be formed with rear cavity 5
Overhead kick position on product, vertical component effect 91 is adapted with the upper notch that transverse part 92 is formed with rear cavity 5 to be referred to work as vertical component effect 91
Top surface and rear cavity 5 either flush when, the bottom surface of rear cavity 5 is in contact with the top surface of transverse part 92；In order to avoid abnormity
Cam 11 is stuck when rotating, so its left and right sides is vertical setting, the area of the left surface of Special-shaped cam 11 is more than
The area of right flank.
Inner slide press strip 14 is equipped with below rear cavity 5 in rear pattern plate 2,14 section of inner slide press strip is in inverted L-shaped, interior
The horizontal part 141 of slider layering 14 be fixed on rear cavity 5, the vertical portion 142 of inner slide press strip 14 is formed with hangs down with inner slide 9
The guide groove 143 that straight portion 91 is adapted, when main function of inner slide press strip 14, which compresses inner slide 9, makes it along guide groove about 143
Slide, ensure that inner slide 9 will not be subjected to displacement under injection pressure effect in injection moulding process.
The length of push rod 6 is equal with the length of the vertical component effect 91 of inner slide 9.Ensure push rod 6 and 9 displacement distance phase of inner slide
Together.
The horizontal part 141 of inner slide press strip 14 passes through screw（Do not indicate）It is fixed on the bottom surface of rear cavity 5.It is easy to assembly and
Connection is reliable.
Base 10 is corresponded on bottom plate 4 and is formed with caulking groove 41, the lower end insertion caulking groove 41 of base 10 is interior and passes through screw（Not
Sign）It is fixed on bottom plate 4.Base 10 plays the role of whole mechanism support, and above-mentioned setting can strengthen base 10
Stability, limit its injection pressure effect under be moved.
Implementation process：As shown in figure 4, front template 1 moves up after the completion of injection, return briquetting 7 is moved up with front template 1,
Under the effect of 8 elastic force of spring, 9 slide downward of inner slide simultaneously promotes 11 left hand projection of Special-shaped cam, makes Special-shaped cam 11 along wear-resisting
The arc track of block 12 rotates counterclockwise, while keeps the right side of Special-shaped cam 11 is raised to promote push rod 6, realizes front template 1, returns
The linkage of position briquetting 7 and inner slide 9.As shown in figure 5, continue to move up with front template 1, push rod 6, Special-shaped cam 11, interior cunning
Block 9 slides into 102 highest travel position of sliding slot, the completely out inner slide 9 in product overhead kick position, front template 1, return briquetting 7 with
Push rod 6 is kept completely separate, so as to complete die sinking process.During molding, as shown in fig. 6, front template 1 drives return briquetting 7 to move down,
Push rod 6 is pushed, promotes Special-shaped cam 11 to rotate clockwise, promotes inner slide 9 to move up, carries out mould assembling action.Such as Fig. 3 institutes
Show, when current template 1, return briquetting 7 are moved down in place, 9 up-slip of inner slide to link therewith in place, while abnormity it is convex
Wheel 11 turns to 102 minimum travel position of sliding slot, so as to complete clamping process.
As known by the technical knowledge, the present invention can pass through the embodiment party of other essence without departing from its spirit or essential feature
Case is realized.Therefore, embodiment disclosed above, all things considered, is all merely illustrative, not the only.Institute
Have within the scope of the present invention or be included in the invention in the change being equal in the scope of the present invention.
Claims (5)
1. a kind of injection mold Special-shaped cam inner slide block mechanism, including set gradually front template, rear pattern plate, support block, lower fixation
Plate and the rear cavity in rear pattern plate, it is characterised in that inner slide and push rod are slideably equipped with the rear pattern plate,
The inner slide includes vertical component effect and the transverse part positioned at vertical component effect hypomere, and the epimere of the vertical component effect stretches into the rear cavity
Interior, the vertical component effect is adapted with the upper notch that the transverse part is formed with the rear cavity；The push rod is vertically from described
The center of transverse part passes through and stretches into the rear cavity, and the return being in contact with the push rod top is equipped with the front template
Briquetting, the pushing rod sleeve are equipped with the spring being connected with the transverse part of the inner slide, the inner slide are corresponded between two support blocks
Lower section base is installed, be equipped with Special-shaped cam and wear-resistant block, the abnormity successively in the groove of the inner upper end of the base
The upper profile undulate of cam, bottom profiled are arc-shaped, and the wear-resistant block is adapted with the Special-shaped cam and is fixed on institute
State base, the center of the Special-shaped cam is equipped with a positioning pin for driving it to rotate, described in the both ends insertion of the positioning pin
On base it is corresponding open up into the inclined arc chute in upper right side, the left hand projection of the Special-shaped cam and the vertical component effect
Bottom surface is in contact, and the raised bottom with the push rod in right side is in contact.
2. injection mold Special-shaped cam inner slide block mechanism according to claim 1, it is characterised in that in the rear in template
It is equipped with inner slide press strip below the rear cavity, the inner slide press strip section is in inverted L-shaped, the water of the inner slide press strip
Flat portion is fixed on is formed with what is be adapted with the vertical component effect of the inner slide with the rear cavity, the vertical portion of the inner slide press strip
Guide groove.
3. injection mold Special-shaped cam inner slide block mechanism according to claim 1, it is characterised in that the length of the push rod
It is equal with the length of the vertical component effect of the inner slide.
4. injection mold Special-shaped cam inner slide block mechanism according to claim 1, it is characterised in that the inner slide press strip
Horizontal part is fixed on by screw on the bottom surface of the rear cavity.
5. injection mold Special-shaped cam inner slide block mechanism according to claim 1, it is characterised in that on the bottom plate
Corresponding base is formed with caulking groove, and the lower end of the base is inserted into the caulking groove and is fixed on by screw on the bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711326328.2A CN108016000A (en) | 2017-12-13 | 2017-12-13 | Injection mold Special-shaped cam inner slide block mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711326328.2A CN108016000A (en) | 2017-12-13 | 2017-12-13 | Injection mold Special-shaped cam inner slide block mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108016000A true CN108016000A (en) | 2018-05-11 |
Family
ID=62073339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711326328.2A Pending CN108016000A (en) | 2017-12-13 | 2017-12-13 | Injection mold Special-shaped cam inner slide block mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108016000A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112238571A (en) * | 2019-07-18 | 2021-01-19 | 宁波奥克斯电气股份有限公司 | Injection mold and buckle forming method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203919592U (en) * | 2014-05-28 | 2014-11-05 | 厦门捷信达模具塑胶有限公司 | Side core-pulling mechanism in lever |
| CN203973964U (en) * | 2014-06-30 | 2014-12-03 | 圣美精密工业(昆山)有限公司 | Mold slanted core-pulling mechanism |
| CN204773311U (en) * | 2015-06-15 | 2015-11-18 | 台州新立模塑科技股份有限公司 | Injection mold lever locking mechanism that resets of loosing core to one side |
| CN207594247U (en) * | 2017-12-13 | 2018-07-10 | 台州市中瑞电子有限公司 | Injection mold Special-shaped cam inner slide block mechanism |
-
2017
- 2017-12-13 CN CN201711326328.2A patent/CN108016000A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203919592U (en) * | 2014-05-28 | 2014-11-05 | 厦门捷信达模具塑胶有限公司 | Side core-pulling mechanism in lever |
| CN203973964U (en) * | 2014-06-30 | 2014-12-03 | 圣美精密工业(昆山)有限公司 | Mold slanted core-pulling mechanism |
| CN204773311U (en) * | 2015-06-15 | 2015-11-18 | 台州新立模塑科技股份有限公司 | Injection mold lever locking mechanism that resets of loosing core to one side |
| CN207594247U (en) * | 2017-12-13 | 2018-07-10 | 台州市中瑞电子有限公司 | Injection mold Special-shaped cam inner slide block mechanism |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112238571A (en) * | 2019-07-18 | 2021-01-19 | 宁波奥克斯电气股份有限公司 | Injection mold and buckle forming method |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180511 |