CN116061396A - Anti-falling self-correcting die structure - Google Patents
Anti-falling self-correcting die structure Download PDFInfo
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- CN116061396A CN116061396A CN202310151159.2A CN202310151159A CN116061396A CN 116061396 A CN116061396 A CN 116061396A CN 202310151159 A CN202310151159 A CN 202310151159A CN 116061396 A CN116061396 A CN 116061396A
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- male die
- plate
- self
- correcting
- male
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- 238000012937 correction Methods 0.000 claims abstract description 19
- 238000007665 sagging Methods 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000005303 weighing Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 7
- 238000001746 injection moulding Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
Images
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
- B29C45/26—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
- B29C2045/2683—Plurality of independent mould cavities in a single mould
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses an anti-falling self-correcting die structure, which comprises a male die base plate, a male die plate and a female die plate which are sequentially connected, wherein a plurality of self-correcting connecting structures are connected between the male die base plate and the male die plate, a plurality of guide blocks are arranged on the side face, close to the male die plate, of the female die plate, and the female die plate and the male die plate are connected through the guide blocks in an inserting mode; the self-correcting connecting structure comprises a locating pin, two ends of the locating pin are respectively inserted into the male die base plate and the male die plate, a customized strong magnet is sleeved on the locating pin, the customized strong magnet is arranged between the male die base plate and the male die plate, and a correcting hole for installing the customized strong magnet is formed in the male die base plate. The beneficial effects of the invention are as follows: the male template with the self-weight and certain tolerance dislocation and the movable clearance can be corrected to the correct position, the position of the corrected male template is fixed, the male template is ensured not to be restored to the state of initial falling and certain tolerance dislocation again due to the self-weight, and the self-correction effect of the die is achieved.
Description
Technical Field
The invention relates to the technical field of injection molding machine frame molds, in particular to an anti-falling self-correcting mold structure.
Background
Injection molding, also known as injection molding, is a method of injection and molding. The injection molding method has the advantages of high production speed, high efficiency, automation in operation, multiple patterns, various shapes, large size, accurate product size, easy updating of the product, and capability of forming parts with complex shapes, and is suitable for the field of mass production, products with complex shapes and other molding processing. Because the injection mold is positioned by matching the mold frame, the BLOCK, the core and the male mold and the female mold in four steps, the positioning of each step has accumulated tolerance, thereby causing the dislocation of the mold, increasing the loss of mold parts after frequent mold closing, simultaneously affecting the quality of products, and causing the product precision of the dimensional requirements of symmetry, concentricity and the like of the products to be difficult to achieve, and the mold needs frequent maintenance, affecting the production efficiency and increasing the manufacturing cost, so how to solve the accumulated tolerance of the mold frame of the injection mold and the problem of dropping the male mold is of great importance.
Disclosure of Invention
The invention aims to provide an anti-falling self-correcting die structure so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a prevent weighing down self-correcting mould structure, includes public mould backing plate, public template and the master mould board that connects gradually, be connected with a plurality of self-correcting connection structure between public mould backing plate and the public template, the side that is close to the public template of master mould board is equipped with a plurality of guide blocks, female template and public template pass through the guide block and insert to close and connect; the self-correcting connecting structure comprises a locating pin, two ends of the locating pin are respectively inserted into a male die base plate and a male die plate, a customized strong magnet is sleeved on the locating pin, the customized strong magnet is arranged between the male die base plate and the male die plate, and a correcting hole for installing the customized strong magnet is formed in the male die base plate.
Further preferably, the middle of the locating pin is provided with a locating ring with a convex circular structure, the locating ring is arranged in the correction hole and positioned on the side surface of the customized strong magnet, which is far away from the male die backing plate, the two side surfaces of the customized strong magnet are respectively adsorbed with the locating ring and the male die backing plate, so that the position of the locating ring relative to the male die backing plate is fixed, namely the position of the male die plate relative to the male die backing plate is fixed.
Further preferably, the correction holes are in clearance fit with the positioning rings and the customized strong magnets, so that the positioning pins and the customized strong magnets can be enabled to generate certain displacement in the correction holes.
Further preferably, the locating pin is in clearance fit with the male die cushion plate, the locating pin is in interference fit with the male die plate, a certain movable clearance is reserved between the male die plate and the male die cushion plate, and the die calibrating effect is achieved.
Further preferably, the customized strong magnet comprises two circles of concentric magnets, a circle of rubber ring is clamped between the two circles of concentric magnets, the attraction force of the customized strong magnet and the friction force between the customized strong magnet and the male die cushion plate are reduced, and the smooth process of the die is ensured.
Further preferably, one end of the locating pin is connected with the male die cushion plate through a first fixing screw, the other end of the locating pin is connected with the male die plate through a second fixing screw, a first gasket is sleeved on the first fixing screw, a second gasket is sleeved on the second fixing screw, connection fixation of the locating pin and the male die cushion plate and the male die plate is achieved, and connection fixation between the male die plate and the male die cushion plate is achieved.
Further preferably, the section of the guide block, which is close to the end of the male template, adopts an isosceles trapezoid structure, the male template is provided with a guide hole matched with a profiling structure of the guide block, so that the mold is conveniently closed, and the mold correction process is stable.
Further preferably, a third fixing screw is arranged on the guide block in a penetrating way, and is in threaded connection with the female template, so that the guide block and the female template are connected and fixed.
The beneficial effects are that: according to the anti-falling self-correcting die structure, the self-correcting connecting structure and the guide block are matched, so that the male die plate with a certain tolerance dislocation due to dead weight and a certain clearance can be corrected to a correct position, the correct die assembly of the male die plate and the female die plate is ensured, and the accumulated tolerance is reduced; the position of the male template after correction is fixed under the action of the adsorption of the customized strong magnets and the mutual friction force, so that the male template is ensured not to be restored to the state of initial falling and certain tolerance dislocation again due to dead weight, the effect of self-correction of the mould is achieved, the problem that the abrasion consumption of the mould is aggravated due to the dislocation of the male template and the female template caused by accumulated tolerance and dead weight falling is solved, and the problem that the quality of a product is affected is solved; the anti-falling self-correcting die structure is low in manufacturing cost, meanwhile, the original die structure is not changed too much, the applicability is wide, the anti-falling self-correcting die structure is particularly suitable for precise injection molding, and the precise insert die is obviously improved.
Drawings
FIG. 1 is a schematic diagram of a partially exploded structure of a self-correcting mold structure for preventing sagging in accordance with an embodiment of the present invention;
FIG. 2 is a schematic diagram of an axial measurement structure of a self-correcting mold structure for preventing falling according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a front view of a self-correcting mold structure for preventing sagging according to an embodiment of the present invention;
FIG. 4 is a schematic cross-sectional view of the structure at A-A in FIG. 3;
FIG. 5 is a schematic diagram of an assembled self-aligning connection structure according to an embodiment of the present invention;
FIG. 6 is a schematic diagram of an exploded structure of a self-correcting connection structure according to an embodiment of the present invention;
FIG. 7 is a schematic diagram of a connection exploded structure of a male die pad, a male die plate and a self-correcting structure according to an embodiment of the present invention;
FIG. 8 is a schematic diagram of an exploded structure of a master mold plate and a guide block according to an embodiment of the present invention.
Reference numerals: the device comprises a 1-male die backing plate, a 11-correction hole, a 2-male die plate, a 21-guide hole, a 3-female die plate, a 4-self-correction connecting structure, 41-locating pins, 411-locating rings, 42-customized strong magnets, 421-concentric magnets, 422-rubber rings, 43-first gaskets, 44-first fixing screws, 45-second gaskets, 46-second fixing screws, 5-guide blocks and 6-third fixing screws.
Detailed Description
The following are specific embodiments of the present invention and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1-8, an anti-falling self-correcting mold structure is applied to an injection mold, is used for self-correcting the mold, and solves the problems that the male mold plate 2 and the female mold plate 3 are misplaced due to accumulated tolerance and dead weight falling so as to further aggravate abrasion consumption of the mold and the quality of products is affected. This prevent falling self-correcting mould structure is including public mould backing plate 1, public template 2 and the master model board 3 that connect gradually, is connected with a plurality of self-correcting connection structure 4 between public mould backing plate 1 and the public template 2, and the side that is close to public template 2 of master model board 3 is equipped with a plurality of guide blocks 5, and master model board 3 and public template 2 are connected through guide block 5 cartridge, realize the self-correction to public template 2 and master model board 3 through self-correcting connection structure 4 and guide block 5. Wherein, self-correcting connection structure 4 includes locating pin 41, and locating pin 41's both ends are inserted respectively and are located in public mould backing plate 1 and the public template 2, and the cover is equipped with customization strong magnet 42 on the locating pin 41, and customization strong magnet 42 sets up between public mould backing plate 1 and public template 2, is equipped with the correction hole 11 that is used for the installation of customization strong magnet 42 on the public mould backing plate 1. The male template 2 is connected with the male template pad plate 1 through the locating pin 41, and locating pin 41 and the male template pad plate 1 clearance fit, locating pin 41 and the male template 2 interference fit for the male template 2 has certain clearance that moves about to the male template pad plate 1, and this clearance is 0.05mm-0.1mm in this application, adsorbs locating pin 41 and male template pad plate 1 through customization strong magnet 42 simultaneously, can form fixedly to the male template 2, can not lead to its whereabouts because of the dead weight of male template 2. When the die is assembled, the guide block 5 on the female die plate 3 is inserted into the male die plate 2, the male die plate 2 with the dislocation due to dead weight and certain tolerance and with a movable gap can be corrected to the correct position, the correct assembly of the male die plate 2 and the female die plate 1 is ensured, the accumulated tolerance is reduced, at the moment, the male die plate 2 is fixed at the corrected position under the action of the absorption of the customized strong magnet 42 and the friction force between the two magnets, the male die plate 2 is ensured not to be restored to the state of initial falling and certain tolerance dislocation due to dead weight again, the effect of die self-correction is achieved, the problem that the abrasion consumption of the die is aggravated due to the dislocation of the male die plate 2 and the female die plate 3 caused by accumulated tolerance and dead weight falling is solved, and the problem that the quality of products is affected is caused.
In this application, the centre of locating pin 41 is equipped with bellied round structure's retainer plate 411, and retainer plate 411 sets up in correcting hole 11 and is located the side of keeping away from public mould backing plate 1 of customization strong magnet 42, and the both sides face of customization strong magnet 42 adsorbs mutually with retainer plate 411, public mould backing plate 1 respectively, realizes the fixed in position of locating pin 41 relative public mould backing plate 1, and then realizes the fixed in position of public mould backing plate 1 relative public mould 2, guarantees that the position of public mould 2 can not take place to remove after correcting, reaches the correction effect.
In this application, be clearance fit between correction hole 11 and retainer plate 411, the strong magnet 42 of customization for retainer plate 411 and the strong magnet 42 of customization all can have certain clearance in correction hole 11, and then guarantee that locating pin 41 has certain clearance, thereby make public template 1 can have certain clearance, can be rectified.
In this application, customization strong magnet 42 contains two rings of concentric magnet 421, double-ring concentric magnet 421 is equipped with the round rubber ring 422 in the clamp between the two rings of concentric magnet 421, through pressing from both sides the rubber ring 422 in the centre of customization strong magnet 42, can reduce the area of contact between concentric magnet 421 and the public mould backing plate 1, reduce the adsorption capacity of customization strong magnet 42 to public mould backing plate 1 relatively and the frictional force between, prevent that the adsorption capacity is too strong between customization strong magnet 42 and the public mould backing plate 1 from leading to customization strong magnet 42 or locating pin 41 to damage, guarantee that customization strong magnet 42 can take place certain displacement under the effect of guide block 5 when the compound die, make things convenient for the self-correction of public mould board 2.
In this application, the one end of locating pin 41 is connected with public mould backing plate 1 through first set screw 44, and the other end of locating pin 41 is connected with public mould board 2 through second set screw 46, and the cover is equipped with first gasket 43 on the first set screw 44, and the cover is equipped with second gasket 45 on the second set screw 46, realizes being connected between locating pin 41 and public mould backing plate 1, the public mould board 2, and is fixed.
In this application, the cross-section that is close to public template 2 ends of guide block 5 adopts isosceles trapezoid structure, is equipped with the guiding hole 21 of the profile modeling structure of cooperation guide block 5 on the public template 2, guarantees that the compound die is smooth and easy, and the mould correction process is steady, prevents to correct the overdriving mould part damage that leads to.
In this application, wear to be equipped with third set screw 6 on the guide block 5, third set screw 6 and female die plate 3 spiro union realize the fixed of being connected of guide block 5 and female die plate 3 through third set screw 6, easy operation is easy.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the summary of the present invention within the scope of the present invention.
Claims (8)
1. The utility model provides a prevent weighing down self-correcting mould structure, includes public mould pad board (1), public template (2) and master model board (3) that connect gradually, its characterized in that: a plurality of self-correcting connecting structures (4) are connected between the male die cushion plate (1) and the male die plate (2), a plurality of guide blocks (5) are arranged on the side face, close to the male die plate (2), of the female die plate (3), and the female die plate (3) and the male die plate (2) are connected in an inserting mode through the guide blocks (5); the self-correcting connecting structure (4) comprises a locating pin (41), two ends of the locating pin (41) are respectively inserted into a male die cushion plate (1) and a male die plate (2), a customized strong magnet (42) is sleeved on the locating pin (41), the customized strong magnet (42) is arranged between the male die cushion plate (1) and the male die plate (2), and a correcting hole (11) for installing the customized strong magnet (42) is formed in the male die cushion plate (1).
2. The anti-sagging self-correcting mold structure according to claim 1, wherein: the middle of locating pin (41) is equipped with bellied round structure's retainer plate (411), retainer plate (411) set up in correction hole (11) and be located the side of keeping away from public mould pad board (1) of customization strong magnet (42), the both sides face of customization strong magnet (42) adsorbs with retainer plate (411), public mould pad board (1) respectively.
3. The anti-sagging self-correcting mold structure according to claim 2, wherein: the correction hole (11) is in clearance fit with the positioning ring (411) and the customized strong magnet (42).
4. The anti-sagging self-correcting mold structure according to claim 1, wherein: the locating pin (41) is in clearance fit with the male die cushion plate (1), and the locating pin (41) is in interference fit with the male die plate (2).
5. The anti-sagging self-correcting mold structure according to claim 1, wherein: the customized strong magnet (42) comprises two circles of concentric magnets (421), and a circle of rubber ring (422) is clamped between the two circles of concentric magnets (421).
6. The anti-sagging self-correcting mold structure according to claim 1, wherein: one end of the locating pin (41) is connected with the male die cushion plate (1) through a first fixing screw (44), the other end of the locating pin (41) is connected with the male die plate (2) through a second fixing screw (46), a first gasket (43) is sleeved on the first fixing screw (44), and a second gasket (45) is sleeved on the second fixing screw (46).
7. The anti-sagging self-correcting mold structure according to claim 1, wherein: the section of the guide block (5) close to the end of the male template (2) adopts an isosceles trapezoid structure, and the male template (2) is provided with a guide hole (21) matched with a profiling structure of the guide block (5).
8. The anti-sagging self-correcting mold structure according to claim 1, wherein: and a third fixing screw (6) is arranged on the guide block (5) in a penetrating way, and the third fixing screw (6) is in threaded connection with the female die plate (3).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202310151159.2A CN116061396A (en) | 2023-02-22 | 2023-02-22 | Anti-falling self-correcting die structure |
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CN202310151159.2A CN116061396A (en) | 2023-02-22 | 2023-02-22 | Anti-falling self-correcting die structure |
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CN202310151159.2A Pending CN116061396A (en) | 2023-02-22 | 2023-02-22 | Anti-falling self-correcting die structure |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01198308A (en) * | 1988-02-04 | 1989-08-09 | T & K Internatl Kenkyusho:Kk | Method of clamping mold for molding resin seal and mold apparatus |
JP2011121210A (en) * | 2009-12-08 | 2011-06-23 | Japan Steel Works Ltd:The | Method for positioning injection molding mold and mold clamping device |
CN207808323U (en) * | 2018-01-31 | 2018-09-04 | 盐城申呈汽车配件有限公司 | A kind of positioning formula mold |
CN212664685U (en) * | 2020-05-14 | 2021-03-09 | 苏州沃莱尔机械工业有限公司 | Automatic positioning and guiding mechanism of die |
CN216442967U (en) * | 2021-11-24 | 2022-05-06 | 歌尔股份有限公司 | Injection mould |
-
2023
- 2023-02-22 CN CN202310151159.2A patent/CN116061396A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01198308A (en) * | 1988-02-04 | 1989-08-09 | T & K Internatl Kenkyusho:Kk | Method of clamping mold for molding resin seal and mold apparatus |
JP2011121210A (en) * | 2009-12-08 | 2011-06-23 | Japan Steel Works Ltd:The | Method for positioning injection molding mold and mold clamping device |
CN207808323U (en) * | 2018-01-31 | 2018-09-04 | 盐城申呈汽车配件有限公司 | A kind of positioning formula mold |
CN212664685U (en) * | 2020-05-14 | 2021-03-09 | 苏州沃莱尔机械工业有限公司 | Automatic positioning and guiding mechanism of die |
CN216442967U (en) * | 2021-11-24 | 2022-05-06 | 歌尔股份有限公司 | Injection mould |
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