CN208290380U - A kind of lower die, mold and molding equipment - Google Patents
A kind of lower die, mold and molding equipment Download PDFInfo
- Publication number
- CN208290380U CN208290380U CN201820471346.3U CN201820471346U CN208290380U CN 208290380 U CN208290380 U CN 208290380U CN 201820471346 U CN201820471346 U CN 201820471346U CN 208290380 U CN208290380 U CN 208290380U
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- CN
- China
- Prior art keywords
- hole
- lower die
- frequency channel
- feed cavity
- tone frequency
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Abstract
The utility model discloses a kind of lower dies, and for forming tone frequency channel wire, lower die is concavely provided with lower impressions and is located at interval at the lower feed cavity of lower impressions side, and the side wall of lower feed cavity is equipped with the through-hole of connection lower impressions, have spacing between through-hole and the top surface of lower die.The utility model also provides a kind of mold and molding equipment with above-mentioned lower die.Lower die provided by the utility model, mold and molding equipment, in tone frequency channel wire injection molding process, liquid plastic fluid in lower feed cavity flows into lower impressions from through-hole, due to having spacing between through-hole and the top surface of lower die, the junction of regrinding-material and tone frequency channel wire is disconnected as thimble pushing tow tone frequency channel wire demoulds, so that regrinding-material is automatically separated from tone frequency channel wire, without manually cutting off regrinding-material, improve production efficiency, avoid causes tone frequency channel wire surface quality to be difficult to keep consistent defect since artificial treatment otherness is larger, to improve tone frequency channel wire production and processing quality.
Description
Technical field
The utility model relates to Tool and Die Technology more particularly to a kind of lower dies, mold and molding equipment.
Background technique
Currently, the mold for processing tone frequency channel wire includes upper die and lower die and the thimble for ejecting tone frequency channel wire, upper mold is under
The feed cavity and type chamber for forming tone frequency channel wire that mould complements each other to form horizontal Tile setting, the top surface of lower die is to recessed
If being connected to the groove of feed cavity and type chamber.In tone frequency channel wire injection molding process, the plastic liquid of liquid after feed cavity injection,
By groove inflow type chamber, feed cavity has been cooled into regrinding-material after injection molding, after the demoulding of thimble pushing tow tone frequency channel wire, the mouth of a river
Material is connected with each other with tone frequency channel wire, needs manually to cut off regrinding-material.Artificial excision regrinding-material not only wastes time and human resources, and
And artificial treatment otherness is larger that tone frequency channel wire surface quality is caused to be difficult to keep unanimously, reduces tone frequency channel wire production and processing quality.
Utility model content
For overcome the deficiencies in the prior art, one of the purpose of this utility model is to provide a kind of lower die, using under this
When mould injection molding tone frequency channel wire, the junction of tone frequency channel wire and regrinding-material disconnects in tone frequency channel wire knockout course so that regrinding-material from
It is automatically separated on tone frequency channel wire.
The two of the purpose of this utility model are to provide a kind of mold, when processing tone frequency channel wire using the mold injection, audio
The junction of line and regrinding-material disconnects in tone frequency channel wire knockout course, so that regrinding-material is automatically separated from tone frequency channel wire.
The three of the purpose of this utility model are to provide a kind of contour machining equipment, be added using contour machining equipment injection molding
When work tone frequency channel wire, the junction of tone frequency channel wire and regrinding-material disconnects in tone frequency channel wire knockout course, so that regrinding-material is from tone frequency channel wire
It is automatically separated.
One of the purpose of this utility model adopts the following technical scheme that realization:
A kind of lower die, for forming tone frequency channel wire, the lower die is concavely provided with lower impressions and is located at interval at by the lower impressions
The lower feed cavity of side, the side wall of the lower feed cavity are equipped with the through-hole for being connected to the lower impressions, the through-hole and the lower die
Top surface between have spacing.
Further, extension is sloped downwardly where side towards the lower impressions where the through-hole from the lower feed cavity
Setting.
Further, radial dimension of the through-hole close to one end of the lower feed cavity is greater than the through-hole close to described
The radial dimension of one end of lower impressions.
Further, side is described in where the form from the lower feed cavity that the through-hole is gradually reduced with radial dimension
Lower impressions extend.
Further, the lower feed cavity includes sprue and the branch flow passage that connect with the sprue, the sprue
It is arranged in a mutually vertical manner with the branch flow passage, end of the through-hole from the branch flow passage far from the sprue is towards the mo(u)ld bottom half
Chamber extends.
Further, the first centre hole for sliding up and down for the first thimble is additionally provided in the lower die and for for the
The second centre hole that two thimbles slide up and down, first centre hole from the bottom of the lower impressions downward through setting, it is described
Second centre hole is from the bottom of the lower feed cavity downward through setting.
Further, the branch flow passage is arranged in close to the side of the through-hole in second centre hole.
Further, the lower impressions, the quantity of the branch flow passage are all twice of sprue quantity, each mainstream
The two sides in road are designed with the lower impressions, and there are two be respectively facing what two sides bending extended for each sprue connection
The branch flow passage.
The two of the purpose of this utility model adopt the following technical scheme that realization:
A kind of mold, including upper mold and lower die as described above, the upper mold and the lower die have complemented each other to form type
Chamber and feed cavity.
The three of the purpose of this utility model adopt the following technical scheme that realization:
A kind of molding equipment, including mold as described above, for pushing up tone frequency channel wire from the first of the intracavitary ejection of the type
Needle and the second thimble for ejecting regrinding-material out of described feed cavity, first thimble and second thimble can all rise
It wears to drop and is installed in lower die.
Compared with prior art, the utility model has the beneficial effects that:
Lower die provided by the utility model, lower impressions and lower feed cavity horizontal Tile are arranged, on the side wall of lower feed cavity
Equipped with circumferentially closed through-hole, lower feed cavity is connected to by the through-hole with lower impressions.In tone frequency channel wire injection molding process, under into
Expect that the liquid plastic fluid in chamber flows into lower impressions from through-hole, between having between through-hole and the top surface of the lower die
Away from, the junction of regrinding-material and tone frequency channel wire is disconnected as thimble pushing tow tone frequency channel wire demoulds so that regrinding-material from tone frequency channel wire oneself
Dynamic separation improves production efficiency, avoiding causes audio since artificial treatment otherness is larger without artificial excision regrinding-material
Line surface quality is difficult to keep consistent defect, to improve tone frequency channel wire production and processing quality.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of lower die provided by the embodiment of the utility model；
Fig. 2 is partial enlargement diagram of the lower die at A in Fig. 1；
Fig. 3 is the cross-sectional view of lower die in Fig. 1；
Fig. 4 is partial enlargement diagram of the lower die at B in Fig. 3；
Fig. 5 is the schematic diagram of molding equipment provided by the embodiment of the utility model；
Fig. 6 is the part perspective view of the explosion of molding equipment in Fig. 5.
In figure: 100, lower die；110, lower impressions；120, lower feed cavity；121, sprue；122, branch flow passage；130, through-hole；
140, the first centre hole；150, the second centre hole；200, tone frequency channel wire；300, regrinding-material；400, upper mold；500, the first thimble；
600, the second thimble.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the utility model, it should be noted that
Under the premise of not colliding, it can be formed in any combination between various embodiments described below or between each technical characteristic new
Embodiment.
Please refer to Fig. 1-6, lower die 100 provided by the embodiment of the utility model, for forming tone frequency channel wire 200, in lower die 100
It is recessed with lower impressions 110 and is located at interval at the lower feed cavity 120 of 110 side of lower impressions, the side wall of lower feed cavity 120, which is equipped with, to be connected
The through-hole 130 of logical lower impressions 110, has spacing between through-hole 130 and the top surface of lower die 100.
Lower die provided by the above embodiment, lower impressions 110 and the setting of lower 120 horizontal Tile of feed cavity, lower feed cavity 120
Side wall be equipped with circumferentially closed through-hole 130, lower feed cavity 120 is connected to by the through-hole 130 with lower impressions 110.In audio
In line injection molding process, the liquid plastic fluid in lower feed cavity 120 flows into lower impressions 110 from through-hole 130, due to through-hole
There is spacing, the junction of regrinding-material 300 and tone frequency channel wire 200 is with thimble pushing tow sound between 130 and the top surface of lower die 100
Frequency line 200 is demoulded and is disconnected, so that regrinding-material 300 is automatically separated from tone frequency channel wire 200, without artificial excision regrinding-material, is improved
Production efficiency, avoid causes tone frequency channel wire 200 surface quality to be difficult to keep consistent since artificial treatment otherness is larger lacks
It falls into, so that improving tone frequency channel wire 200 produces and processes quality.
Fig. 1, Fig. 3 and Fig. 4 are please referred to, as preferred embodiment, through-hole 130 is from lower 120 place side direction of feed cavity
Be sloped downwardly where lower impressions 110 it is extended, this structure can be conducive to liquid plastic fluid more smoothly from lower feed cavity
120 via through holes 130 flow into lower impressions 110.
Fig. 1, Fig. 3 and Fig. 4 are please referred to, as preferred embodiment, through-hole 130 is close to one end of lower feed cavity 120
Radial dimension is greater than through-hole 130 close to the radial dimension of one end of lower impressions 110.Further, through-hole 130 with radial dimension by
Decrescence small form extends from lower 120 place side of feed cavity towards lower impressions 110, using this design structure, may make liquid
Plastic liquid more swimmingly can flow into lower impressions 110 from lower 120 via through holes 130 of feed cavity.
Referring to Fig.1 and 2, lower feed cavity 120 includes sprue 121 and and sprue as preferred embodiment
The branch flow passage 122 of 121 connections, sprue 121 are arranged in a mutually vertical manner with branch flow passage 122, and through-hole 130 is from branch flow passage 122 far from main
The end of runner 121 extends towards lower impressions 110.Lower impressions 110, the quantity of branch flow passage 122 are all the two of 121 quantity of sprue
Times, the two sides of each sprue 121 are designed with a lower impressions 110, and there are two be respectively facing two for each connection of sprue 121
The branch flow passage 122 that lateral bending folding extends, this structure is able to produce during single injection-molded processes multiple tone frequency channel wires
200, substantially increase production and processing efficiency.In the present embodiment, the quantity of sprue 121 is one, the quantity of branch flow passage 122
It is two, but the utility model is without being limited thereto.
Fig. 1-3 and Fig. 6 are please referred to, as preferred embodiment, is additionally provided in lower die 100 and is slided up and down for the first thimble
The first centre hole 140 and the second centre hole 150 for sliding up and down for the second thimble, the first centre hole 140 is from lower impressions 110
Bottom is downward through setting, and the second centre hole 150 is from the bottom of lower feed cavity 120 downward through setting.Using this design side
Case may make regrinding-material 300 to be automatically separated from tone frequency channel wire 200, without artificial excision regrinding-material, improve production efficiency, together
When also avoid that 200 surface quality of tone frequency channel wire is caused to be difficult to keep consistent defect since artificial treatment otherness is larger, improve
Tone frequency channel wire 200 produces and processes quality.It should be understood that branch flow passage 122 is arranged in close to through-hole 130 in the second centre hole 150
Side, so that the junction of regrinding-material 300 and tone frequency channel wire 200 is easier to disconnect under the action of the first thimble and the second thimble,
Realize that regrinding-material 300 is automatically separated from tone frequency channel wire 200.
Referring to figure 5. and Fig. 6, the utility model embodiment also provide a kind of mold, including upper mold 400 and above-mentioned lower die
100, it is recessed under upper mold 400 and the upper impression (not indicating) that lower impressions 110 cooperate and the upper feeding with the cooperation of lower feed cavity 120
Chamber (does not indicate), and upper impression and lower impressions 110 complement each other to form the type chamber for forming tone frequency channel wire 200, and upper feeding chamber is under
Feed cavity 120 complements each other to form feed cavity.Liquid plastic when processing tone frequency channel wire 200 using the mold injection, in feed cavity
Fluid is from 130 inflow type chamber of through-hole, due to having spacing between through-hole 130 and the top surface of lower die 100, regrinding-material 300 with
The junction of tone frequency channel wire 200 with thimble pushing tow tone frequency channel wire 200 demould and disconnects so that regrinding-material 300 from tone frequency channel wire 200 oneself
Dynamic separation improves production efficiency, avoiding causes since artificial treatment otherness is larger without artificial excision regrinding-material 300
200 surface quality of tone frequency channel wire is difficult to keep consistent defect, so that improving tone frequency channel wire 200 produces and processes quality.
Referring to figure 5. and Fig. 6, the utility model embodiment also provide a kind of molding equipment, including above-mentioned mold, are used for
By tone frequency channel wire 200 from the first thimble 500 of the intracavitary ejection of type and the second thimble for being used to eject regrinding-material 300 out of feed cavity
600, the first thimble 500 and the second thimble 600 all liftably wear and are installed in lower die 100.It is molded using the molding equipment
When processing tone frequency channel wire 200, liquid plastic fluid in die feeding chamber is from 130 inflow type chamber of through-hole, when demoulding, due to through-hole
There is spacing, 500 pushing tow tone frequency channel wire 200 of the first thimble, 600 pushing tow water of the second thimble between 130 and the top surface of lower die 100
Mouth material 300, the two collective effect disconnect the junction of regrinding-material 300 and tone frequency channel wire 200, realize regrinding-material 300 from audio
It is automatically separated on line 200, without artificial excision regrinding-material 300, improves production efficiency, and avoid due to artificial treatment difference
Property it is larger cause 200 surface quality of tone frequency channel wire to be difficult to keep consistent defect, thus improve tone frequency channel wire 200 produce and process matter
Amount.
Above embodiment is only preferred embodiments of the present invention, cannot be protected with this to limit the utility model
Range, the variation of any unsubstantiality that those skilled in the art is done on the basis of the utility model and replacement belong to
In the utility model range claimed.
Claims (10)
1. a kind of lower die, for forming tone frequency channel wire, the lower die is concavely provided with lower impressions and is located at interval at the lower impressions side
Lower feed cavity, which is characterized in that the side wall of the lower feed cavity is equipped with the through-hole for being connected to the lower impressions, the through-hole with
There is spacing between the top surface of the lower die.
2. lower die as described in claim 1, which is characterized in that side where the through-hole from the lower feed cavity is towards under described
It is sloped downwardly where type chamber extended.
3. lower die as claimed in claim 2, which is characterized in that radial ruler of the through-hole close to one end of the lower feed cavity
The very little radial dimension greater than the one end of the through-hole close to the lower impressions.
4. lower die as claimed in claim 3, which is characterized in that the form that the through-hole is gradually reduced with radial dimension is from described
Side where lower feed cavity extends towards the lower impressions.
5. such as the described in any item lower dies of Claims 1-4, which is characterized in that the lower feed cavity include sprue and with institute
The branch flow passage of sprue connection is stated, the sprue is arranged in a mutually vertical manner with the branch flow passage, and the through-hole is from the branch flow passage
End far from the sprue extends towards the lower impressions.
6. lower die as claimed in claim 5, which is characterized in that be additionally provided in the lower die for being slided up and down for the first thimble
The first centre hole and the second centre hole for sliding up and down for the second thimble, first centre hole is from the lower impressions
Bottom is downward through setting, and second centre hole is from the bottom of the lower feed cavity downward through setting.
7. lower die as claimed in claim 6, which is characterized in that the second centre hole setting is in the branch flow passage close to described
The side of through-hole.
8. lower die as claimed in claim 6, which is characterized in that the lower impressions, the quantity of the branch flow passage are all sprue
Twice of quantity, the two sides of each sprue are designed with the lower impressions, and each sprue is communicated with two
A branch flow passage for being respectively facing two sides bending and extending.
9. a kind of mold, which is characterized in that including upper mold and such as the described in any item lower dies of claim 1-8, the upper mold and
The lower die has complemented each other to form type chamber and feed cavity.
10. a kind of molding equipment, which is characterized in that including mold as claimed in claim 9, for by tone frequency channel wire from the type
First thimble of intracavitary ejection and the second thimble for ejecting regrinding-material out of described feed cavity, first thimble and institute
It states the second thimble and all liftably wears and be installed in lower die.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820471346.3U CN208290380U (en) | 2018-04-03 | 2018-04-03 | A kind of lower die, mold and molding equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820471346.3U CN208290380U (en) | 2018-04-03 | 2018-04-03 | A kind of lower die, mold and molding equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208290380U true CN208290380U (en) | 2018-12-28 |
Family
ID=64695476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820471346.3U Expired - Fee Related CN208290380U (en) | 2018-04-03 | 2018-04-03 | A kind of lower die, mold and molding equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208290380U (en) |
-
2018
- 2018-04-03 CN CN201820471346.3U patent/CN208290380U/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: 20181228 |