CN210705785U - Plastic ring forming die - Google Patents
Plastic ring forming die Download PDFInfo
- Publication number
- CN210705785U CN210705785U CN201921545178.9U CN201921545178U CN210705785U CN 210705785 U CN210705785 U CN 210705785U CN 201921545178 U CN201921545178 U CN 201921545178U CN 210705785 U CN210705785 U CN 210705785U
- Authority
- CN
- China
- Prior art keywords
- bottom plate
- panel
- mold
- plate
- thimble
- Prior art date
- 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.)
- Active
Links
Images
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
A plastic ring forming die comprises a front die and a rear die, wherein the front die comprises a front template, a glue dispensing runner, a sprue bush, a pulling plate and a panel, a die cavity and a glue opening which correspond to the shape of a plastic ring are formed on a parting surface of the front template, the pulling plate and the panel are arranged below the front template, the glue dispensing runner is arranged on the pulling plate and corresponds to the glue opening, and the sprue bush is arranged on the panel and is matched with the glue dispensing runner; the back mould includes back template and shedder, is equipped with the trompil on the die joint of back template, and the shaping has the core on the drill way of trompil, shedder includes ejector pin group, orbit guide block, thimble panel and thimble bottom plate, and ejector pin group comprises a plurality of ejector pins, and the pole body of each ejector pin forms the contained angle with the central line of trompil, and the orbit guide block is fixed on the back template, and the lower extreme of each ejector pin passes the orbit guide block and fixes on thimble panel, and the below of back template is located in the cooperation of this thimble panel and thimble bottom plate, and this thimble bottom plate and thimble panel drive ejector pin reciprocating motion front and back under the exogenic action.
Description
Technical Field
The utility model relates to an injection mold especially indicates a mould for plastic ring shaping.
Background
Microphone belongs to public address equipment commonly used, can erect the microphone after using up usually and put in the microphone rack or put on the mesa, because the cylinder shape of microphone, place and can not roll down or from the mesa landing in hand at that time, lead to microphone inner structure or circuit to damage because of the collision easily, consequently can set up crashproof steel ring and soft gum cover on the current microphone, soft gum cover sheathing is on crashproof steel ring surface, with the help of its impact force that absorbs the striking, the soft gum cover is plastics annular structure usually, through mould injection moulding, soft gum cover shaping precision decides its and crashproof steel ring complex stability, the error is too big then the soft gum cover drops easily, for this, the utility model provides a stable, the high plastic ring forming die of production efficiency of shaping precision.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a stable, the high plastic ring forming die of production efficiency of shaping precision, the drawing of patterns is quick moreover, stable.
In order to achieve the above object, the technical solution of the present invention is: a plastic ring forming die comprises a front die and a rear die, wherein the front die comprises a front template, a glue dispensing runner, a sprue bush, a pulling plate and a panel, a cavity and a glue opening which correspond to the shape of a plastic ring are formed on a parting surface of the front template, the pulling plate and the panel are arranged below the front template, the glue dispensing runner is arranged on the pulling plate and corresponds to the glue opening, and the sprue bush is arranged on the panel and is matched with the glue dispensing runner; the rear die comprises a rear die plate and a demoulding device, wherein an opening is formed in the parting surface of the rear die plate, a mold core corresponding to the shape of a plastic ring is formed in the orifice of the opening, the demoulding device comprises a ejector rod group, a track guide block, an ejector pin panel and an ejector pin bottom plate, the ejector rod group comprises a plurality of ejector rods, the rod body of each ejector rod and the central line of the opening form an included angle, the track guide block is fixed on the rear die plate, the lower end of each ejector rod penetrates through the track guide block to be fixed on the ejector pin panel, the ejector pin panel and the ejector pin bottom plate are matched to be arranged below the rear die plate, and the ejector pin bottom plate and the ejector pin panel drive the ejector.
The front template and the pulling plate are connected through a pull rod to form linkage.
Guide posts are arranged on the front template, the material pulling plate and the panel, one end of each guide post is locked on the panel, and the other end of each guide post is sleeved on the material pulling plate and the front template in a penetrating mode.
The front template is provided with a pull buckle.
The rod body of each ejector rod and the central line of the opening form an included angle of 30 degrees.
And the top of the ejector rod is provided with an insert.
Guide holes are distributed on the track guide block, and the rod bodies of the ejector rods are sleeved in the corresponding guide holes in a penetrating manner one by one.
And the lower part of the ejector rod is provided with a stroke guide block.
And a reset rod is connected between the rear template and the thimble panel.
The rear die also comprises a bottom plate, the bottom plate is arranged below the thimble bottom plate, and a thimble hole is formed in the bottom plate.
And a support column is arranged between the bottom plate and the thimble bottom plate, a fixing bolt matched with the support column is arranged on the bottom plate, one end of the support column is fixed on the thimble bottom plate, and the other end of the support column is movably sleeved on the fixing bolt.
Guide pillars are arranged on the bottom plate and the thimble bottom plate, one ends of the guide pillars are fixed on the bottom plate, penetrate and sleeve the thimble panel and the thimble bottom plate, and the other ends of the guide pillars are fixed on the rear template after penetrating and sleeve.
And the parting surfaces of the front template and the rear template are also provided with side locks which play roles in aligning and positioning during die assembly.
According to the above technical scheme, the utility model discloses plastic ring forming die comprises front mould and back mould cooperation, and the core that corresponds the plastic ring form on the die cavity and the back template die joint through corresponding the plastic ring form on the front mould die joint combines together, can ensure the shaping precision of product, guarantees the yields, makes things convenient for the drawing of patterns of product greatly with the help of shedder simultaneously, effectively raises the efficiency, realizes the volume production, reduction in production cost.
Drawings
Fig. 1 is an exploded view of the front and rear molds of the present invention;
FIG. 2 is a structural view of the front mold of the present invention;
FIG. 3 is a structural sectional view of the front mold of the present invention;
FIG. 4 is a structural diagram of the rear mold of the present invention;
FIG. 5 is a view showing the structure of the demolding device of the present invention.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The utility model relates to a plastic ring forming die, as shown in fig. 1 to 5, comprising a front die 1 and a rear die 2, wherein the front die 1 comprises a front die plate 11, a glue dispensing flow channel 12, a sprue bush 13, a pulling plate 14, a pull rod 15 and a panel 16, a die cavity 112 and a glue opening 113 corresponding to the shape of a plastic ring are formed on a parting surface 111 of the front die plate 11, the pulling plate 14 and the panel 16 are arranged below the front die plate 11, the glue dispensing flow channel 12 is arranged on the pulling plate 14 and corresponds to the sprue 113 of the front die plate, the sprue bush 13 is arranged on the panel 16 and is matched with the glue dispensing flow channel 12, the pulling plate 14 is arranged between the front die plate 11 and the panel 15, guide pillars 17 are arranged on the front die plate 11, the pulling plate 14 and the panel 15 are locked on the panel 16, the other end of the guide pillars 17 is sleeved on the pulling plate 14 and the front die plate 11, holes for the guide pillars 17 to penetrate are arranged on the pulling plate 14 and the front die, the front mold plate 11 and the material pulling plate 14 are connected by a pull rod 15 to form linkage, and a pull buckle 114 is arranged on a parting surface 111 of the front mold plate 11, and has the function of pulling out the front mold plate 11 by utilizing the holding force of the pull buckle 114 and driving the material pulling plate 14 to move forward and pull out of the dispensing runner 12.
The rear mold 2 comprises a rear mold plate 21 and a demolding device, wherein a parting surface 211 of the rear mold plate 21 is provided with an opening 212, a mold core 213 corresponding to the shape of a plastic ring is formed on an opening of the opening 212, the demolding device comprises a ejector rod group 22, a track guide block 23, an ejector pin panel 24, an ejector pin bottom plate 25 and a bottom plate 26, the ejector rod group 22 consists of eight ejector rods 221 with inserts 222 at the tops and is obliquely arranged, the rod bodies of the ejector rods 221 form an included angle with the central line of the opening 212, the included angle is preferably 30 degrees, when the ejector rods 221 are not stressed initially, the tops of the ejector rods 221 are positioned in the opening 212 of the rear mold plate 21, the track guide block 23 is fixed on the rear mold plate 21, the rod bodies of the ejector rods 221 are positioned by the aid of the track guide block 23, guide holes 231 corresponding to the ejector rods 221 are arranged on the track guide block 23, the lower ends of the ejector rods 221 penetrate through the guide holes 231 of the track, the ejector pin panel 24 and the ejector pin bottom plate 25 are movably matched below the rear mold plate 21, the ejector pin bottom plate 25 and the ejector pin panel 24 are fixed together through screws, the ejector pin bottom plate 25 and the ejector pin panel 24 push the ejector rod 221 to move back and forth under the action of external force, the bottom plate 26 is arranged below the ejector pin bottom plate 25 and locked on the rear mold plate 21 through screws, the bottom plate 26 and the rear mold 21 are fixed together, and the bottom plate 26 is provided with an ejector pin hole 261. When the mold is opened, the external driving element is pushed against the ejector pin base plate 25 through the ejector pin hole 261 of the base plate 26, so that the ejector pin base plate 25 and the ejector pin panel 24 drive the ejector pin 221 to move forward together, and under the action of the track guide block 23, the insert 222 at the top of the ejector pin 221 moves along with the ejector pin 221 and then protrudes out of the opening 212 of the rear mold plate 21, and moves towards the central direction to gather together and separate from a molded product (plastic ring), thereby realizing mold release.
The lower part of each top rod 221 is provided with a stroke guide block 223 for controlling the moving stroke of the top rod 221, i.e. the range of the front and back movement of the top rod 221 is limited between the track guide block 23 and the stroke guide block 223.
A reset rod 241 is connected between the rear mold plate 21 and the ejector pin panel 24, and the ejector pin 221 is reset by prepressing when the front mold plate 11 is closed.
A plurality of supporting columns 27 are arranged between the thimble base plate 25 and the base plate 26, the supporting columns 27 support the rear mold 21 and the base plate 26, the base plate 26 is provided with fixing bolts 28 matched with the supporting columns 27, one end of each supporting column 27 is fixed on the thimble base plate 25, and the other end of each supporting column 27 is movably sleeved on the corresponding fixing bolt 28.
The ejector pin base plate 25 and the ejector pin base plate 26 are provided with guide posts 29, which have the functions of making the movement of the ejector pin base plate 25, the ejector pin panel 24 and the ejector rod 221 smoother and positioning accurate, one end of each guide post 29 is fixed on the base plate 26, and is sleeved on the ejector pin panel 24 and the ejector pin base plate 25, and the other end of each guide post is fixed on the rear template 21 after the guide posts are sleeved.
And the parting surfaces of the front template 11 and the rear template 21 are also provided with edge locks 3 which play a role in aligning and positioning during die assembly.
According to the scheme, the utility model discloses plastic ring forming die comprises front mould and back mould cooperation, and the core that corresponds the plastic ring form on the die cavity and the back template die joint through corresponding the plastic ring form on the front mould die joint combines together, can ensure the shaping precision of product, guarantees the yields, makes things convenient for the drawing of patterns of product greatly with the help of shedder simultaneously, effectively raises the efficiency, realizes the volume production, reduction in production cost.
The above description is only a preferred embodiment of the present invention, and therefore the scope of the present invention should not be limited thereby, and all equivalent changes and modifications made within the scope of the claims and the specification should be considered within the scope of the present invention.
Claims (13)
1. The utility model provides a plastic ring forming die, is including front mould and back mould, its characterized in that: the front mould comprises a front mould plate, a glue dispensing flow channel, a sprue bush, a pulling plate and a panel, wherein a cavity and a glue opening corresponding to the shape of a plastic ring are formed on a parting surface of the front mould plate;
the rear die comprises a rear die plate and a demoulding device, wherein an opening is formed in the parting surface of the rear die plate, a mold core corresponding to the shape of a plastic ring is formed in the orifice of the opening, the demoulding device comprises a ejector rod group, a track guide block, an ejector pin panel and an ejector pin bottom plate, the ejector rod group comprises a plurality of ejector rods, the rod body of each ejector rod and the central line of the opening form an included angle, the track guide block is fixed on the rear die plate, the lower end of each ejector rod penetrates through the track guide block to be fixed on the ejector pin panel, the ejector pin panel and the ejector pin bottom plate are matched to be arranged below the rear die plate, and the ejector pin bottom plate and the ejector pin panel drive the ejector.
2. The mold for molding plastic rings of claim 1, wherein: the front template and the pulling plate are connected through a pull rod to form linkage.
3. The mold for molding plastic rings of claim 1, wherein: guide posts are arranged on the front template, the material pulling plate and the panel, one end of each guide post is locked on the panel, and the other end of each guide post is sleeved on the material pulling plate and the front template in a penetrating mode.
4. The mold for molding plastic rings of claim 1, wherein: the front template is provided with a pull buckle.
5. The mold for molding plastic rings of claim 1, wherein: the rod body of each ejector rod and the central line of the opening form an included angle of 30 degrees.
6. The mold for molding plastic rings of claim 1, wherein: and the top of the ejector rod is provided with an insert.
7. The mold for molding plastic rings of claim 1, wherein: guide holes are distributed on the track guide block, and the rod bodies of the ejector rods are sleeved in the corresponding guide holes in a penetrating manner one by one.
8. The mold for molding plastic rings of claim 1, wherein: and the lower part of the ejector rod is provided with a stroke guide block.
9. The mold for molding plastic rings of claim 1, wherein: and a reset rod is connected between the rear template and the thimble panel.
10. The mold for molding plastic rings of claim 1, wherein: the rear die also comprises a bottom plate, the bottom plate is arranged below the thimble bottom plate, and a thimble hole is formed in the bottom plate.
11. The mold for molding a plastic ring of claim 10, wherein: and a support column is arranged between the bottom plate and the thimble bottom plate, a fixing bolt matched with the support column is arranged on the bottom plate, one end of the support column is fixed on the thimble bottom plate, and the other end of the support column is movably sleeved on the fixing bolt.
12. The mold for molding a plastic ring of claim 10, wherein: guide pillars are arranged on the bottom plate and the thimble bottom plate, one ends of the guide pillars are fixed on the bottom plate, penetrate and sleeve the thimble panel and the thimble bottom plate, and the other ends of the guide pillars are fixed on the rear template after penetrating and sleeve.
13. The mold for molding plastic rings of claim 1, wherein: and the parting surfaces of the front template and the rear template are also provided with side locks which play roles in aligning and positioning during die assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921545178.9U CN210705785U (en) | 2019-09-17 | 2019-09-17 | Plastic ring forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921545178.9U CN210705785U (en) | 2019-09-17 | 2019-09-17 | Plastic ring forming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210705785U true CN210705785U (en) | 2020-06-09 |
Family
ID=70963119
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921545178.9U Active CN210705785U (en) | 2019-09-17 | 2019-09-17 | Plastic ring forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210705785U (en) |
-
2019
- 2019-09-17 CN CN201921545178.9U patent/CN210705785U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210211173U (en) | Plastic bottle blowing, stretching and injection molding mold | |
| CN108407231A (en) | A kind of cylinder ejector side action sliders component injection mold | |
| CN210705785U (en) | Plastic ring forming die | |
| CN113510900A (en) | Bucket injection mold for rapid in-mold forming | |
| CN211492697U (en) | Injection mold is used in production of plastics grid | |
| CN215434853U (en) | Injection mold for plastic processing convenient for demolding | |
| CN212021568U (en) | Novel carrier seat die | |
| CN213500438U (en) | AGM opens and stops battery safety valve mould structure | |
| CN219968673U (en) | Injection mold for producing oil storage cup cover | |
| CN206124107U (en) | Solid L moulds material tenon injection mold | |
| CN219446012U (en) | Mobile phone middle plate frame mold | |
| CN216804231U (en) | Large-area inclined ejection demoulding mechanism for injection molding of plastic beach deck chair | |
| CN212352721U (en) | Multi-insert automatic die assembly and demolding die | |
| CN211842985U (en) | Quick-assembling die with floating inclined drawer and matched ejection structure | |
| CN210336721U (en) | Plastic injection mold for screw insert | |
| CN215849443U (en) | Plastic chain injection mold structure | |
| CN214163867U (en) | Children's hand-basket handle mould | |
| CN219427331U (en) | Slipper upper mold | |
| CN213500598U (en) | High-efficient injection mold of multicavity room | |
| CN216299931U (en) | Height-adjustable plastic high-leg chair precision injection mold | |
| CN218803746U (en) | Double-push-rod large-pitched roof mold opening structure | |
| CN211221720U (en) | Three-split-plate die for stripping middle plate after die opening | |
| CN210820608U (en) | Take secondary ejection mechanism mould | |
| CN208305654U (en) | A kind of dustproof cap die with secondary ejecting mechanism | |
| CN211640774U (en) | Injection molding pipe fitting insert forming die |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |