CN211941836U - Powerful push rod injection mold of household electrical appliances switch - Google Patents
Powerful push rod injection mold of household electrical appliances switch Download PDFInfo
- Publication number
- CN211941836U CN211941836U CN201921097447.XU CN201921097447U CN211941836U CN 211941836 U CN211941836 U CN 211941836U CN 201921097447 U CN201921097447 U CN 201921097447U CN 211941836 U CN211941836 U CN 211941836U
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- die body
- hole
- push rod
- injection mold
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- Expired - Fee Related
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- 238000002347 injection Methods 0.000 title claims abstract description 25
- 239000007924 injection Substances 0.000 title claims abstract description 25
- 239000004033 plastic Substances 0.000 claims description 11
- 229920003023 plastic Polymers 0.000 claims description 11
- 238000003466 welding Methods 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000001746 injection moulding Methods 0.000 description 7
- 238000001125 extrusion Methods 0.000 description 6
- 210000001503 joint Anatomy 0.000 description 6
- 238000000465 moulding Methods 0.000 description 6
- 238000007493 shaping process Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007731 hot pressing Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
Images
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model belongs to the technical field of injection molds, and discloses a household appliance switch strong push rod injection mold, which comprises a lower mold body and an upper mold body, wherein a working cavity is arranged inside the lower mold body, a movable plate is arranged in the working cavity, the bottom of the movable plate is provided with a spring, the spring is positioned between the movable plate and the inner wall of the working cavity, a stress rod and a support rod are welded at the top of the movable plate, a first through hole is arranged on the inner wall of the mold cavity, and a second through hole is arranged at the top of the lower mold body, the utility model is provided with a structure for automatically ejecting a formed product, after the upper mold body and the lower mold body are separated, the stress rod is not stressed, the spring enables the movable plate, the stress rod and the support rod to move upwards, thereby automatically ejecting the formed product, the structure solves the problem that the formed product is difficult to take, makes the operation simpler, the taking speed is increased, and the production efficiency is also improved.
Description
Technical Field
The utility model belongs to the technical field of injection mold, concretely relates to powerful push rod injection mold of household electrical appliances switch.
Background
An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification.
The injection mold is divided into a thermosetting plastic mold and a thermoplastic plastic mold according to the molding characteristics; according to the forming process, the method is divided into a transfer mold, a blow mold, a cast mold, a hot forming mold, a hot pressing mold (compression mold), an injection mold and the like, wherein the hot pressing mold can be divided into a flash type, a semi-flash type and a non-flash type by a flash mode, and the injection mold can be divided into a cold runner mold and a hot runner mold by a pouring system; the loading and unloading mode can be divided into a movable mode and a fixed mode.
When the household electrical switch strong push rod is manufactured, an injection mold is needed, however, when the existing household electrical switch strong push rod injection mold takes out a formed product, the formed product needs to be tilted from a mold cavity, so that the operation is very troublesome, the time and the labor are consumed, and the formed product is easy to damage; in addition, the accuracy of the butt joint of the upper mold body and the lower mold body cannot be ensured, which affects the quality of the molded product.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a powerful push rod injection mold of household electrical appliances switch to solve current injection mold and take out the problem of the accuracy of the butt joint of die body and lower die body troublesome, the unable assurance of finished product process.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a powerful push rod injection mold of household electrical appliances switch, includes die body and last die body down, the top of die body is provided with the model chamber down, it moulds plastics the mouth to have seted up on the last die body, the mouth of moulding plastics is located the top in model chamber, the inside of die body is provided with the working chamber down, the working chamber is located the below in model chamber, the fly leaf is installed to the working chamber, the bottom of fly leaf is equipped with the spring, the spring is located between fly leaf and the working chamber inner wall, the top welding of fly leaf has atress pole and branch, first through-hole has been seted up on the inner wall in model chamber, branch cup joints with first through-hole, the second through-hole has been seted up at the top of die body down, atress pole cup joints.
Furthermore, T-shaped blocks are mounted on the two outer side walls of the movable plate, T-shaped grooves are formed in the positions, corresponding to the T-shaped blocks, of the working cavity, and the T-shaped blocks are connected with the T-shaped grooves in a sliding mode.
Furthermore, a positioning rod is welded at the top of the lower die body, a positioning through hole is formed in the corresponding position of the upper die body, and the positioning rod is sleeved with the positioning through hole.
Furthermore, the inner side wall of the working cavity is provided with a ventilation hole.
Furthermore, an extruding and taking device is installed at the top of the upper die body.
Compared with the prior art, the utility model, following beneficial effect has:
(1) the utility model discloses set up the structure of auto-eject shaping article, after die body and lower die body in the separation, the atress pole is not stressed, and the spring makes fly leaf, atress pole and branch all shift up to automatic with shaping article jack-up, the problem that the shaping article is difficult to take has been solved to this structure, makes the operation simpler, has reduced the degree of difficulty of workman's operation, has increased the speed of taking, has also improved production efficiency.
(2) The utility model discloses set up supplementary removal structure, can effectually increase the position matching nature of die body and lower die body through locating lever and positioning hole, ensured the quality of moulding plastics, can make fly leaf, branch and stress bar remove more stably, more smoothly through T type piece and T type groove, guarantee pop-up structure's normal operating.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the middle and lower mold bodies according to the present invention;
fig. 3 is a bottom view of the upper die body of the present invention;
FIG. 4 is an enlarged view taken at A in FIG. 1;
in the figure: 1-lower die body, 2-upper die body, 3-die cavity, 4-injection molding port, 5-extrusion taking device, 6-positioning rod, 7-positioning through hole, 8-working cavity, 9-T-shaped block, 10-T-shaped groove, 11-movable plate, 12-spring, 13-supporting rod, 14-stress rod, 15-vent hole, 16-first through hole and 17-second through hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides the following technical solutions: an injection mold for a powerful push rod of a household appliance switch comprises a lower mold body 1 and an upper mold body 2, wherein a mold cavity 3 is arranged at the top of the lower mold body 1, the mold cavity 3 is used for containing injection molding liquid and molding the push rod, an injection port 4 is formed in the upper mold body 2, the injection port 4 is positioned above the mold cavity 3, the injection molding liquid is injected into the mold cavity 3 through the injection port 4, a working cavity 8 is arranged inside the lower mold body 1, the working cavity 8 is positioned below the mold cavity 3, a movable plate 11 is installed in the working cavity 8, a spring 12 is arranged at the bottom of the movable plate 11, the spring 12 is positioned between the movable plate 11 and the inner wall of the working cavity 8, a stress rod 14 and a support rod 13 are welded at the top of the movable plate 11, a first through hole 16 is formed in the inner wall of the mold cavity 3, the support rod 13 is sleeved with the first through hole 16, a second through hole 17 is formed, the lengths of the stress rod 14 and the supporting rod 13 follow a certain relation, when the top of the stress rod 14 and the top surface of the lower mold body 1 are positioned on the same horizontal plane, the top of the supporting rod 13 is parallel and level with the inner bottom surface of the mold cavity 3, so that the injection molding effect is not affected, the spring 12 always keeps upwards extruding the movable plate 11, and the supporting rod 13 can upwards jack up a formed product when the upper mold body 2 is separated from the lower mold body 1.
Furthermore, T-shaped blocks 9 are mounted on two outer side walls of the movable plate 11, T-shaped grooves 10 are formed in positions, corresponding to the T-shaped blocks 9, of the working cavity 8, the T-shaped blocks 9 are connected with the T-shaped grooves 10 in a sliding mode, the movable plate 11, the supporting rods 13 and the stress rods 14 can slide in the T-shaped grooves 10 through the T-shaped blocks 9, and therefore the movable plate 11, the supporting rods 13 and the stress rods 14 cannot deviate in position when moving up and down and can move more smoothly.
Further, the welding of the top of lower die body 1 has locating lever 6, goes up die body 2 and goes up corresponding position department and seted up positioning hole 7, and locating lever 6 cup joints with positioning hole 7, can guarantee the position accuracy when going up die body 2 and lower die body 1 butt joint through locating lever 6 and positioning hole 7 to the quality of moulding plastics is ensured.
Furthermore, the inner side wall of the working chamber 8 is provided with a vent hole 15, and the vent hole 15 can accelerate the heat dissipation of the injection molding liquid in the mold cavity 3.
It is worth to say that, the extrusion device 5 of taking is installed at the top of last mould 2, and the extrusion device 5 of taking can conveniently take the upper mould body, also can extrude the upper mould 2.
The utility model discloses a theory of operation and use flow: use this injection mold, at first take upper die body 2 through extrusion device 5, make locating lever 6 aim at with positioning hole 7, make upper die body 2 and lower die body 1 contact and extrusion, at this moment atress pole 14 and lower die body 1 upper surface parallel and level, branch 13 and the interior bottom surface parallel and level in model chamber 3, then inject the plastic cement solution into model chamber 3 through mouth 4 of moulding plastics, treat its cooling back, accessible extrusion device 5 of taking takes up upper die body 2, under spring 12's effect, fly leaf 11, atress pole 14 and branch 13 all shift up, branch 13 withstands the shaping article, take out the shaping article, take the shaping article to the suitable position again can.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a powerful push rod injection mold of household electrical appliances switch, includes die body (1) and last die body (2) down, the top of die body (1) is provided with model chamber (3) down, it moulds plastics mouthful (4) to have seted up on die body (2), it is located the top in model chamber (3) to mould plastics mouthful (4), its characterized in that: the utility model discloses a die structure, including die body (1), lower die body (1) inside is provided with working chamber (8), working chamber (8) are located the below in model chamber (3), install fly leaf (11) in working chamber (8), the bottom of fly leaf (11) is equipped with spring (12), spring (12) are located between fly leaf (11) and working chamber (8) inner wall, the top welding of fly leaf (11) has atress pole (14) and branch (13), first through-hole (16) have been seted up on the inner wall in model chamber (3), branch (13) cup joint with first through-hole (16), second through-hole (17) have been seted up at the top of die body (1) down, atress pole (14) cup joint with second through-hole (17).
2. The injection mold for the powerful push rod of the household appliance switch as claimed in claim 1, wherein: t-shaped blocks (9) are mounted on two outer side walls of the movable plate (11), T-shaped grooves (10) are formed in positions, corresponding to the T-shaped blocks (9), on the working cavity (8), and the T-shaped blocks (9) are connected with the T-shaped grooves (10) in a sliding mode.
3. The injection mold for the powerful push rod of the household appliance switch as claimed in claim 1, wherein: the top welding of die body (1) has locating lever (6) down, go up die body (2) and go up corresponding position department and seted up positioning hole (7), locating lever (6) cup joint with positioning hole (7).
4. The injection mold for the powerful push rod of the household appliance switch as claimed in claim 1, wherein: and a ventilation hole (15) is formed in the inner side wall of the working cavity (8).
5. The injection mold for the powerful push rod of the household appliance switch as claimed in claim 1, wherein: and an extruding and taking device (5) is arranged at the top of the upper die body (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921097447.XU CN211941836U (en) | 2019-07-15 | 2019-07-15 | Powerful push rod injection mold of household electrical appliances switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921097447.XU CN211941836U (en) | 2019-07-15 | 2019-07-15 | Powerful push rod injection mold of household electrical appliances switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211941836U true CN211941836U (en) | 2020-11-17 |
Family
ID=73165870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921097447.XU Expired - Fee Related CN211941836U (en) | 2019-07-15 | 2019-07-15 | Powerful push rod injection mold of household electrical appliances switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211941836U (en) |
-
2019
- 2019-07-15 CN CN201921097447.XU patent/CN211941836U/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: 20201117 |