CN214239374U - Be applied to quick mould that expands feeding agencies of silica gel mould - Google Patents
Be applied to quick mould that expands feeding agencies of silica gel mould Download PDFInfo
- Publication number
- CN214239374U CN214239374U CN202022830743.5U CN202022830743U CN214239374U CN 214239374 U CN214239374 U CN 214239374U CN 202022830743 U CN202022830743 U CN 202022830743U CN 214239374 U CN214239374 U CN 214239374U
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- CN
- China
- Prior art keywords
- push
- silica gel
- mold
- mould
- expanding
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- 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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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims abstract description 56
- 239000000741 silica gel Substances 0.000 title claims abstract description 56
- 229910002027 silica gel Inorganic materials 0.000 title claims abstract description 56
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 238000003491 array Methods 0.000 claims abstract description 5
- 238000001746 injection moulding Methods 0.000 claims description 12
- 238000005299 abrasion Methods 0.000 claims description 2
- 108010025899 gelatin film Proteins 0.000 claims 1
- 238000000465 moulding Methods 0.000 claims 1
- 229920003023 plastic Polymers 0.000 claims 1
- 239000004033 plastic Substances 0.000 claims 1
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Images
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a quick mold expanding and taking mechanism applied to a silica gel mold, which comprises an upper template, a lower template, a silica gel mold body, a mold expanding component and a transmission component, wherein a guide rod is arranged on the periphery of the silica gel mold body in an integral annular array, the mold expanding component comprises a plurality of guide rods and an upper group of push disks and a lower group of push disks which are mutually overlapped, the positions of the upper ends and the lower ends of the guide rods are matched with the arc push grooves arranged on the mutually overlapped push disk annular arrays, the rotation directions of the arc push grooves of the two mutually overlapped push disks are opposite, one push disk does not rotate, the periphery of the other push disk is provided with a gear disk and rotates under the driving of the transmission component, the mechanism is provided with a guide rod structure on the periphery of the existing silica gel mold, the push disks are symmetrically arranged on the upper end and the lower end of the guide rods, the push disks are driven by the transmission component to rotate for a certain angle, so that the guide rods can be radially and outwards stretched for a certain distance, and further outwards expand the silica gel mold, and separating the molded product from the cavity, and taking the molded product from the top by virtue of the top block at the bottom.
Description
Technical Field
The utility model relates to a silica gel mould technical field, concretely relates to be applied to quick mould expanding feeding agencies of silica gel mould.
Background
At present, the silica gel molds used in the mold industry are various in types, the design of an upper mold and a lower mold is mostly adopted, for a parting surface generated in the process of upper and lower mold closing, a plurality of products do not need too harsh appearance quality, but for the automobile industry and the like paying attention to the appearance requirement, the silica gel molds without the parting surface or small parting surface are designed as far as possible so as to protect the appearance of the formed silica gel products, for a long strip type injection molding piece (see figure 6), the surface of the injection molding piece has a pattern texture structure design, and the injection molding production is not convenient in a practical parting surface design mode, so the industry starts to try to use the silica gel molds without the parting surface to manufacture products, which causes the inconvenient demolding process of the formed products, needs to expand the cavity of the silica gel mold, takes out the products carefully, wastes time and labor in the process of expanding the cavity, and seriously affects the processing efficiency and progress, therefore, the structure of the die cavity is effectively and rapidly expanded by special design, and the material taking efficiency of a formed product is improved.
Disclosure of Invention
The utility model discloses the purpose: in view of technical requirements in the background art, a quick mold expanding and taking mechanism applied to a silica gel mold is designed, a guide rod structure is arranged on the periphery of the existing silica gel mold, push plates are symmetrically arranged at the upper end and the lower end of each guide rod, the push plates are driven by a transmission assembly to rotate by a certain angle, so that the guide rods can be stretched outwards along the radial direction for a certain distance, the silica gel mold is expanded outwards, a formed product is separated from a cavity, and the formed product is pushed upwards by virtue of an ejector block with the bottom similar to the ejector pin structure, so that the quick mold expanding and taking mechanism is convenient to take materials, simple and practical.
The technical scheme adopted for solving the problems is as follows:
the utility model provides a be applied to quick mould extracting mechanism that expands of silica gel mould, includes cope match-plate pattern, lower bolster, silica gel mould body, expands mould subassembly and drive assembly.
The silica gel mold body is cylindrical, a cavity of a product to be injection molded is arranged in the silica gel mold body, an injection molding opening is only arranged at the upper end of the product, a top block is arranged at the lower end face, the outer contour of the silica gel mold body does not have a parting surface, guide rods of the mold expansion assembly are integrally arranged on the periphery of the silica gel mold body in an annular array,
the mold expanding assembly comprises a plurality of guide rods and an upper group of push discs and a lower group of push discs which are mutually overlapped, a support shaft shoulder is arranged at the upper end and the lower end of the guide rods, which are integrally fixed with the silica gel mold body, the shaft head positions of the upper end and the lower end of the guide rods are matched with the arc push grooves arranged in the annular arrays of the push discs which are mutually overlapped, the outermost ends of the arc push grooves of the annular arrays of the outer ring are also provided with positioning grooves for pushing the guide rods to the outermost side and then clamping and positioning, the rotation directions of the arc push grooves of the two push discs which are mutually overlapped are opposite, one push disc does not rotate under the constraint of the fixed block, a gear disc is arranged at the periphery of the other push disc and rotates under the drive of the transmission assembly,
the transmission assembly comprises a driving gear, a rotating shaft and a driven gear, the driving gear is matched with a speed reducer to rotate synchronously through an external motor, the driven gear is in meshing transmission with a gear disc, the driven gear drives the gear disc to rotate, and the gear disc pushes a groove to push a guide rod outwards to the outermost side by utilizing an arc line in a rotating direction opposite to the rotating direction, so that the silica gel mold is expanded outwards by the central axis, and the inner molded injection molding product is conveniently demoulded.
Furthermore, an anti-abrasion gasket is sleeved between the matching position of the guide rod and the arc-shaped push grooves arranged in the mutually overlapped push disc annular array and the two mutually overlapped push discs.
Furthermore, the middle part of the push disc is provided with a through hole, so that the injection molding pipe and the silica gel mold body are matched to carry out injection molding.
Further, thrust ball bearings are further arranged between the push disc and the lower template and between the push disc and the upper template and used for supporting the dead weight of the push disc and the silica gel mold body.
Furthermore, the ejector block pushes the formed product upwards after the silica gel mold body is expanded, so that the product is demolded upwards, and then the product is demolded by means of a production tool.
Further, a discharge hole is formed in the middle of the upper die plate and used for being matched with the push disc through hole to demould and discharge the formed product.
The utility model has the advantages that:
this be applied to quick mould expanding reclaiming mechanism of silica gel mould utilizes to be provided with the guide arm structure in current silica gel mould periphery, and both ends symmetry is provided with the pushing disc about the guide arm, drives the certain angle of pushing disc rotation by drive assembly, can be with the guide arm along radial outwardly directed certain distance, and then outwards expand the silica gel mould, separate the product after the shaping with the die cavity, borrow the kicking block that the bottom is similar to thimble structure again, push up the shaping product, conveniently get the material, simple and practical.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.
Fig. 1 is a schematic structural view of a rapid mold expanding and taking mechanism applied to a silica gel mold in the embodiment;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a bottom view of the die assembly of this embodiment with the guide rod innermost;
fig. 4 is a schematic structural view of the silicone mold body in an expanded state according to this embodiment;
FIG. 5 is a bottom view of the mold expansion assembly of this embodiment with the guide bar at the outermost side;
FIG. 6 is a schematic structural diagram of the product according to the present embodiment;
the injection molding device comprises a die body, an upper die plate, a lower die plate, an upper rotating shaft, an upper driven gear, an upper thrust ball bearing, a guide rod, a silica gel die body, a lower fixing block, a lower die plate, a lower rotating shaft, a lower driving gear, a driving gear, an ejector block, a product, an injection port, an injection mold, a die expansion assembly, a support shaft shoulder, an injection molding pipe, a discharge port, an abrasion-proof gasket, a non-rotating push disc, a lower driven gear, a rotating push disc, a lower thrust ball bearing, a support shaft shoulder, an arc-shaped push groove of a non-rotating push disc, a 25 arc-shaped push groove of the rotating push disc, an expanded cavity, a positioning groove and a supporting shaft, wherein the die body comprises 1-an upper die plate, 2-upper rotating shaft.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-6, the present embodiment provides a quick mold expanding and taking mechanism applied to a silica gel mold, including an upper mold plate 1, a lower mold plate 8, a silica gel mold body 6, a mold expanding assembly 14, and a transmission assembly, wherein a discharge port 17 is disposed in the middle of the upper mold plate 1, and is used for being matched with a push tray through hole to demold and discharge a molded product 12.
Specifically, the silica gel mold body 6 is cylindrical, a cavity of a product 12 to be injection molded is arranged in the silica gel mold body, an injection port 13 is arranged at the upper end of the product 12, a top block 11 is arranged at the lower end face of the product, and the top block pushes the molded product 12 upwards after the silica gel mold body 6 is expanded, so that the product 12 is demolded upwards, and then the production tool is used for demolding; the outer contour of the silica gel mold body 6 is not provided with a parting surface, and the guide rods 5 of the mold expanding assembly 14 are arranged in an integrated annular array at the periphery of the silica gel mold body 6.
Expand mould subassembly 14 and include a plurality of guide arm 5 and upper and lower two sets of overlapping each other's push away the dish, a plurality of guide arm 5 is provided with support shaft shoulder 23 with the integrative fixed upper end of silica gel mould body 6 and lower extreme, and the spindle nose position of guide arm 5 upper end and lower extreme all pushes away the groove cooperation with the arc that overlaps the setting of the push away dish annular array each other, guide arm 5 pushes away between the groove cooperation position with the arc that overlaps the push away the dish annular array each other set up, double-phase overlapping push away and still overlaps and is equipped with abrasionproof gasket 18 between the dish, and the arc of outer lane annular array pushes away the groove outermost end and still is provided with positioning groove 27 for push away guide arm 5 to outer side back chucking location, the arc of the two push away dishes of overlapping each other pushes away the groove and revolves to opposite, and a push away the dish irrotational under the restraint of fixed block, and another push away the dish periphery is equipped with the toothed disc, and rotate under drive assembly.
The drive assembly includes driving gear 10, pivot and driven gear, driving gear 10 passes through reduction gear cooperation synchronous revolution by external motor, driven gear with the transmission of toothed disc meshing drives under driven gear drives, and it is rotatory to push away the dish to utilize and revolve to opposite pitch arc push away the groove with guide arm 5 outwards promote to the outside, cause the silica gel mould with the outside expansion of the central axis and come, the 12 drawing of patterns of the injection product of the inside shaping of being convenient for.
The further embodiment is that the middle part of the push disc is provided with a through hole, so that the injection molding pipe 16 and the silica gel mold body 6 are matched to implement injection molding.
The further embodiment is that thrust ball bearings are further arranged between the push disc and the lower template 8 and between the push disc and the upper template 1 and used for supporting the dead weight of the push disc and the silica gel mold body 6.
The working principle is as follows: the guide rods are uniformly arranged in an annular array on the periphery of the silica gel mold and matched with the arc-shaped push grooves arranged in the two push plate arrays, the push plates are driven by the transmission assembly to rotate by a certain angle, one push plate rotates, and the other push plate uniformly extrudes and expands all the guide rods outwards in a cross mode under the condition of keeping a fixed position, the guide rods drive the silica gel mold body to expand outwards, so that the guide rods can be stretched outwards by a certain distance along the radial direction, the silica gel mold is further expanded outwards, a formed product is separated from a cavity, and the formed product is ejected upwards by virtue of the ejector block with the bottom similar to the ejector pin structure.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes, modifications, substitutions and alterations can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art, and the scope of the present invention is defined by the appended claims and their equivalents.
Claims (5)
1. The utility model provides a be applied to quick mould extracting mechanism that expands of silica gel mould, includes cope match-plate pattern, lower bolster, silica gel mould body, expands mould subassembly and drive assembly, silica gel film mould body is cylindricly, and inside is equipped with the die cavity of treating the injection moulding product, only is provided with the mouth of moulding plastics on the product, and lower terminal surface sets up the kicking block, and outside profile does not have die joint, its characterized in that:
the periphery of the silica gel mould body is integrally provided with guide rods of the mould expanding component in an annular array,
the mould expanding component also comprises an upper group of push discs and a lower group of push discs which are mutually overlapped, a plurality of guide rods and the upper end and the lower end of the silica gel mould body which are integrally fixed are provided with supporting shaft shoulders, the shaft head positions of the upper end and the lower end of each guide rod are matched with the arc push grooves arranged in the mutually overlapped push disc annular arrays, the outermost ends of the arc push grooves of the outer ring annular array are also provided with positioning grooves, the arc push grooves of the two mutually overlapped push discs are opposite in rotation direction, one push disc does not rotate under the constraint of the fixed block, the periphery of the other push disc is provided with a gear disc which rotates under the drive of the transmission component,
the transmission assembly comprises a driving gear, a rotating shaft and a driven gear.
2. The quick mold expanding and taking mechanism applied to the silica gel mold as recited in claim 1, wherein: and an anti-abrasion gasket is sleeved between the matching position of the guide rod and the arc-shaped push grooves arranged in the mutually overlapped push disc annular array and the two mutually overlapped push discs.
3. The quick mold expanding and taking mechanism applied to the silica gel mold as claimed in claim 1 or 2, wherein: thrust ball bearings are further arranged between the push disc and the lower template and between the push disc and the upper template.
4. The quick mold expanding and taking mechanism applied to the silica gel mold as claimed in claim 3, wherein: the middle part of the push disc is provided with a through hole.
5. The quick mold expanding and taking mechanism applied to the silica gel mold as claimed in any one of claims 1 or 4, wherein: and a discharge hole is formed in the middle of the upper template.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022830743.5U CN214239374U (en) | 2020-11-30 | 2020-11-30 | Be applied to quick mould that expands feeding agencies of silica gel mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022830743.5U CN214239374U (en) | 2020-11-30 | 2020-11-30 | Be applied to quick mould that expands feeding agencies of silica gel mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214239374U true CN214239374U (en) | 2021-09-21 |
Family
ID=77735366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022830743.5U Expired - Fee Related CN214239374U (en) | 2020-11-30 | 2020-11-30 | Be applied to quick mould that expands feeding agencies of silica gel mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214239374U (en) |
-
2020
- 2020-11-30 CN CN202022830743.5U patent/CN214239374U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210921 |