CN210046976U - Television rear shell mold - Google Patents
Television rear shell mold Download PDFInfo
- Publication number
- CN210046976U CN210046976U CN201920451003.5U CN201920451003U CN210046976U CN 210046976 U CN210046976 U CN 210046976U CN 201920451003 U CN201920451003 U CN 201920451003U CN 210046976 U CN210046976 U CN 210046976U
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- CN
- China
- Prior art keywords
- injection molding
- mold
- die
- mould
- plastics
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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.)
- Expired - Fee Related
Links
- 238000001816 cooling Methods 0.000 claims abstract description 40
- 239000004033 plastic Substances 0.000 claims abstract description 37
- 229920003023 plastic Polymers 0.000 claims abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 32
- 238000001746 injection moulding Methods 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 238000000465 moulding Methods 0.000 abstract description 16
- 239000002991 molded plastic Substances 0.000 abstract description 3
- 230000002146 bilateral effect Effects 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 2
- 238000005242 forging Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
Images
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model provides a television rear shell mould, which comprises a mould body, an ejection mechanism, a positioning column, a positioning groove, an exhaust hole, an injection molding opening, an injection molding pipeline, a control valve A, a resistance wire, a cooling pipe, a water inlet, a water outlet, a water pump and a control valve B, the die body comprises an upper die, a lower die and a cavity, the upper die is provided with a positioning groove, the lower die is provided with a positioning column, one end of the ejection mechanism is fixed inside the lower die, the other end of the ejection mechanism extends out of the die body, the lower die is provided with an exhaust hole, the upper die is provided with an injection molding port, the injection molding port is connected with an injection molding pipeline, resistance wires are arranged on the upper die and the lower die, the resistance wires are arranged around the outer side of the cavity, the resistance wires are arranged on the upper die and the lower die through screws, cooling pipes are symmetrically arranged on the left and right of the lower die, and the four layers of the cooling pipes are overlapped; convenient and fast, plastics are evenly moulded plastics for the speed of moulding plastics, and even rapid prototyping improves work efficiency.
Description
Technical Field
The utility model relates to the technical field of mold, especially, relate to a TV set backshell mould.
Background
The mold, the industrial production is used for getting the various moulds and tools of the required product with injection molding, blow molding, extrusion, die casting or forging, stamping lamp method, in short, the mold is the tool used for making the shaping article, this kind of tool is formed by various part groups, different molds are formed by different parts, realize the processing of the appearance of the article mainly through the change under the physical state of the material formed; the die can make the blank into a tool with a workpiece with a specific shape and size under the action of external force, and is widely used for blanking, die forging, cold heading, extrusion, powder metallurgy part pressing, pressure casting and the compression molding or injection molding processing of products such as engineering plastics, rubber, ceramics and the like; the die generally comprises a movable die and a fixed die, wherein the movable die and the fixed die can be separated and combined, a workpiece is taken out when the movable die and the fixed die are separated, a blank is injected into a die cavity of the die for forming when the movable die and the fixed die are combined, the die also needs a die holder, a die carrier and a die core to cause a workpiece ejection device and the like besides the die, and the parts are generally made into universal types; the television has become the daily necessities indispensable in people's daily life, the important position is occupied in the life, the production of present television backshell mainly relies on utilizing the mould to make the television backshell, however, in current television backshell mould design, each corner of mould cavity can not be evenly moulded plastics through the fused plastics, can not reach the effect of uniform forming, and mould plastics to the cavity, have remaining air in the cavity, can not make the fine shaping of product, the cooling rate of plastics after moulding plastics is slower, influence the product shaping time, a TV backshell can only be produced to a mould, and is with high costs, so this application has improved the mould.
Disclosure of Invention
According to the technical problem above, the utility model provides a TV set backshell mould, including mould body, ejection mechanism, reference column, positioning groove, its characterized in that: the mold comprises a mold body and is characterized by further comprising an exhaust hole, an injection molding opening, injection molding pipelines, a control valve A, a resistance wire, a cooling pipe, a water inlet and a water outlet, wherein the mold body comprises an upper mold, a lower mold and a cavity, the upper mold is provided with a positioning groove, the lower mold is provided with a positioning column, the positioning column can be fixed in the positioning groove, one end of an ejection mechanism is fixed in the lower mold, the other end of the ejection mechanism extends out of the mold body, the lower mold is provided with an exhaust hole, the shape of the exhaust hole is gradually widened, the size of the exhaust hole cannot be blocked by plastics, the upper mold is provided with the injection molding opening, the injection molding opening is connected with the injection molding pipelines, the injection molding pipelines are provided with the control valve A, the injection molding pipelines are divided into two, the resistance wire passes through the screw and installs in last mould and lower mould, the resistance wire is connected with external power supply, the cooling tube is installed to the lower mould bilateral symmetry, the cooling tube is connected with the water inlet, the cooling tube is four layers of superposes, water inlet, delivery port are installed respectively in the lower mould both sides, water inlet, delivery port are two respectively, the water inlet is connected with external water source, the water inlet shunts four cooling tubes into with the cooling tube, the cooling tube is installed along the lower mould edge, the cooling tube stretches out the mould originally externally through the delivery port.
The utility model has the advantages that: the utility model discloses improve the mouth of moulding plastics, the pipeline of moulding plastics is installed control flap A, and the mouth of moulding plastics is connected with the pipeline of moulding plastics, and the pipeline of moulding plastics is reposition of redundant personnel pipeline of moulding plastics, can make plastics evenly mould plastics, accelerates the speed of moulding plastics, convenient and fast; the utility model discloses install the resistance wire at last mould and lower mould, the resistance wire is installed around the die cavity outside, and the resistance wire is installed in last mould and lower mould through the screw, and the resistance wire is connected with external power, and the resistance wire can carry out heating heat preservation to the plastics that come in by injection molding, can make the plastics that come in by injection molding evenly shaped, has improved work efficiency; the utility model discloses set up the exhaust hole at the lower mould, the shape in exhaust hole is the shape of widening gradually, the size in exhaust hole can not be blockked up by plastics, after mould closing of upper mould, lower mould, plastics can take some air to enter the die cavity through the mould injection pipeline to the die cavity of moulding plastics, the air remains between plastics and lower mould, the air passes through the exhaust hole and discharges the mould shell body; the utility model discloses install the cooling tube at the lower mould bilateral symmetry, the cooling tube is connected with the water inlet, and the cooling tube is four layers of superposes, and water inlet, delivery port are installed respectively in the lower mould both sides, and water inlet, delivery port are two respectively, and the water inlet shunts into four cooling tubes with the cooling tube, and the cooling tube is installed along lower mould edge, and the cooling tube stretches out the mould through the delivery port originally externally, has increased four layers and has stacked the cooling tube for cooling rate improves work efficiency.
Drawings
Fig. 1 is a sectional view of the present invention;
FIG. 2 is an overall view of the present invention;
FIG. 3 is a side view of the cooling tube of the present invention;
fig. 4 is an overall view of the cooling pipe of the present invention.
As shown in the figure, the die comprises a die body 1, an upper die 2, a lower die 3, a cavity 4, a positioning column 5, a positioning groove 6, an ejection mechanism 7, an exhaust hole 8, an injection molding opening 9, an injection molding pipeline 10, a control valve A11, a resistance wire 12, a screw 13, a cooling pipe 14, a water inlet 15 and a water outlet 16.
Detailed Description
Example 1
The utility model relates to a television backshell mould, which comprises a mould body 1, an upper mould 2, a lower mould 3, a cavity 4, a positioning column 5, a positioning groove 6, an ejection mechanism 7, an exhaust hole 8, an injection port 9, an injection pipeline 10, a control valve A11, a resistance wire 12, a screw 13, a cooling pipe 14, a water inlet 15 and a water outlet 16, wherein the mould body 1 comprises the upper mould 2, the lower mould 3 and the cavity 4, the positioning groove 6 is arranged in the upper mould 2, the positioning column 5 is arranged on the lower mould 3, the positioning column 5 can be fixed in the positioning groove 6, one end of the ejection mechanism 7 is fixed in the lower mould 3, the other end of the ejection mechanism 7 extends out of the mould body 1, the exhaust hole 8 is arranged on the lower mould 3, the exhaust hole 8 is in a shape which is gradually widened, the size of the exhaust hole 8 can not be blocked by plastics, the injection port 9, pipeline 10 shunts into two pipeline 10 of moulding plastics, respectively mould plastics in the die cavity 4, go up mould 2 and lower mould 3 and install resistance wire 12, resistance wire 12 is installed around the die cavity 4 outside, resistance wire 12 passes through screw 13 and installs in last mould 2 and lower mould 3, resistance wire 12 is connected with external power supply, 3 bilateral symmetry of lower mould installs cooling tube 14, cooling tube 14 is connected with water inlet 15, cooling tube 14 is four layers of superpose, water inlet 15, delivery port 16 is installed respectively in lower mould 3 both sides, water inlet 15, delivery port 16 is two respectively, water inlet 15 is connected with external water source, water inlet 15 shunts cooling tube 14 into four cooling tube 14, cooling tube 14 is installed along 3 edges of lower mould, cooling tube 14 stretches out outside mould body 1 through delivery port 16.
Example 2
When the staff is at the TV set backshell of moulding plastics, at first go up mould 2, lower mould 3 carries out the compound die, the plastics that will melt after being heated are poured into and are moulded plastics mouthful 8, get into die cavity 4 through moulding plastics pipeline 10, 9 end at the mouth of moulding plastics divide plastics into two pipeline 10 that mould plastics and get into die cavity 4, resistance wire 12 is connected with external power supply simultaneously, heat the plastics of pipeline 10 of moulding plastics, when the plastics of pipeline 10 of moulding plastics are all got into die cavity 4, close control flap A11, pour into cold water into water inlet 15 and cooling tube 14, cool off plastics, after the cooling, cold water flows out the mould body 1 from delivery port 16 outside, start ejecting device 6, the demolding.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. The utility model discloses each part that mentions is the common technique in prior art, and the technical personnel of this trade should understand, the utility model discloses do not receive the restriction of above-mentioned embodiment, the description only is the explanation in above-mentioned embodiment and the description the principle of the utility model, under the prerequisite that does not deviate from the spirit and the scope of the utility model, the utility model discloses still can have various changes and improvement, these changes and improvement all fall into the protection of claim the utility model is within the scope. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A television backshell mold comprises a mold body, an ejection mechanism, a positioning column, a positioning groove, an exhaust hole, an injection molding opening, an injection molding pipeline, a control valve A, a resistance wire, a cooling pipe, a water inlet and a water outlet, wherein the mold body comprises an upper mold, a lower mold and a cavity, the upper mold is provided with the positioning groove, the lower mold is provided with the positioning column, one end of the ejection mechanism is fixed inside the lower mold, the other end of the ejection mechanism extends out of the mold body, the lower mold is provided with the exhaust hole, the upper mold is provided with the injection molding opening, the injection molding opening is connected with the injection molding pipeline, the injection molding pipeline is provided with the control valve A, the upper mold and the lower mold are provided with the resistance wire, the resistance wire is installed around the outer side of the cavity, the, the water inlet divides the cooling tube into four cooling tubes, the cooling tubes are installed along the edge of the lower die, and the cooling tubes extend out of the die body through the water outlet.
2. A television back shell mold in accordance with claim 1, wherein said vent is of a gradually widening shape and is sized to be unobstructed by plastic.
3. The mold for a tv set back shell according to claim 1, wherein the injection port has a control valve a, the injection molding duct is a branch duct, and the injection molding duct is branched into two injection molding ducts.
4. The mold for a tv set back shell as recited in claim 1, wherein the positioning posts are fixed with the positioning grooves.
5. A television back shell mold in accordance with claim 1, wherein said cooling tube is a four-layer stack tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920451003.5U CN210046976U (en) | 2019-04-04 | 2019-04-04 | Television rear shell mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920451003.5U CN210046976U (en) | 2019-04-04 | 2019-04-04 | Television rear shell mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210046976U true CN210046976U (en) | 2020-02-11 |
Family
ID=69380051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920451003.5U Expired - Fee Related CN210046976U (en) | 2019-04-04 | 2019-04-04 | Television rear shell mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210046976U (en) |
-
2019
- 2019-04-04 CN CN201920451003.5U patent/CN210046976U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200211 |