CN216373198U - Mould convenient to drawing of patterns - Google Patents
Mould convenient to drawing of patterns Download PDFInfo
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- CN216373198U CN216373198U CN202121897674.8U CN202121897674U CN216373198U CN 216373198 U CN216373198 U CN 216373198U CN 202121897674 U CN202121897674 U CN 202121897674U CN 216373198 U CN216373198 U CN 216373198U
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Abstract
The utility model relates to the technical field of dies, in particular to a die convenient to demould. The mold convenient for demolding comprises a feeding assembly, a forming assembly and a demolding assembly; the middle part of the feeding component is provided with a filling nozzle for feeding; the forming assembly comprises a front template and a rear template; the bottom of the front template is provided with a front mold base, and the top of the front mold base is provided with a pouring channel communicated with the pouring nozzle; the top of the rear template is provided with a rear die holder, and the rear die holder is provided with an inclined ejection mechanism; the inclined ejection mechanism comprises an inclined ejection seat, a forming block and a first spring; a bearing plate is arranged below the rear template, the inclined top seat is fixedly connected with the bearing plate, and the top of the inclined top seat is provided with a first inclined surface; the forming block is connected to the rear template in a sliding mode, a second inclined surface is arranged on one side of the forming block, and a forming surface is arranged on the other side of the forming block; the first spring is used for providing ejection force for the forming block; the demoulding component is arranged below the bearing plate and is used for ejecting a product formed by the forming component upwards. The utility model solves the problems of complex structure and short service life of the existing pitched roof mechanism.
Description
Technical Field
The utility model relates to the technical field of dies, in particular to a die convenient to demould.
Background
The die is various dies and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production.
The existing product has various and complex structures and is provided with structures such as a clamping hook, a thread and the like, so that various inclined ejection and core-pulling mechanisms are required to assist in taking out a molded product. The existing pitched roof mechanism is large in length and complex in overall structure, and has the problems of easiness in damage in the using process and short service life.
Therefore, it is necessary to provide a technical solution to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a die convenient for demoulding, and aims to solve the problems that an existing pitched roof mechanism is large in length, complex in integral structure, easy to damage in the using process and short in service life.
In order to achieve the above object, the present invention provides a mold facilitating demolding, comprising a feeding assembly, a forming assembly and a demolding assembly, wherein:
the middle part of the feeding component is provided with a filling nozzle for feeding;
the forming assembly comprises a front template and a rear template; the front template is arranged below the feeding assembly, a front die holder is arranged at the bottom of the front template, and a pouring channel communicated with the pouring nozzle is formed in the top of the front die holder; the rear template is arranged below the front template, a rear die holder is arranged at the top of the rear template, and an inclined ejection mechanism is arranged on the rear die holder; the inclined ejection mechanism comprises an inclined ejection seat, a forming block and a first spring; a bearing plate is arranged below the rear template, the bottom of the inclined top seat penetrates through the rear template and is fixedly connected with the bearing plate, and a first inclined surface is arranged at the top of the inclined top seat; the forming block is connected to the rear template in a sliding mode, a second inclined surface which is attached to the first inclined surface is arranged on one side of the forming block, and a forming surface is arranged on the other side of the forming block; the first spring is arranged on one side, away from the second inclined surface, of the forming block, one end of the first spring is fixedly connected to the rear template, and the other end of the first spring is in contact with the forming block;
the demolding component is arranged below the bearing plate and used for ejecting a product formed by the forming component upwards.
More specifically, the feeding assembly comprises an upper fixing plate and a water gap plate; the water gap plate is arranged below the upper fixing plate, and the filling nozzle is arranged in the middle of the water gap plate; and the middle part of the upper fixing plate is provided with a positioning ring communicated with the filling nozzle.
More specifically, an inclined guide pillar is arranged on the inclined top seat, and the inclination degree of the inclined guide pillar is the same as that of the first inclined surface; the middle part of the forming block is provided with an inclined hole matched with the inclined guide pillar, and the inclined guide pillar is connected in the inclined hole in a sliding manner.
More specifically, the bottom of the rear template is fixedly connected with a limit nail, the limit nail is in sliding connection with the bearing plate, and the nail head of the limit nail is positioned below the bearing plate to form a limit end; the stop pin overcoat is equipped with the second spring, second spring one end with back template fixed connection, the other end with carrier plate fixed connection.
More specifically, the demolding assembly comprises two square irons, a lower fixing plate, an ejector plate and an ejector pin; the two square irons are fixedly connected to the bottom of the bearing plate; the lower fixing plate is fixedly connected to the bottom of the square iron; the ejector pin plate is arranged between the bearing plate and the lower fixing plate and is positioned between the two square irons; the ejector pins are fixedly connected to the ejector plate and sequentially penetrate through the bearing plate and the rear die plate to extend to the surface of the rear die seat.
More specifically, the ejector plate is fixedly connected with a plurality of pull rods, the pull rods penetrate through the bearing plate and are in sliding connection with the rear template, the top of the ejector plate is provided with a pull block, and the pull block is in contact with the rear template; and a third spring is sleeved on the outer side of the pull rod, one end of the third spring is fixedly connected with the ejector plate, and the other end of the third spring is fixedly connected with the rear template.
More specifically, fixedly connected with return switch on the outer wall of back template, be close to outside the pull block of return switch extended back template, during the thimble board return, should pull the block with return switch's response portion pastes and touches.
More specifically, a plurality of guide posts are fixedly connected to the periphery of the upper fixing plate, the water gap plate, the front template, the rear template, the bearing plate, the square iron and the lower fixing plate are all provided with guide holes matched with the guide posts, and the guide posts are connected with the guide holes in a sliding mode.
More specifically, the die convenient for demolding further comprises a plurality of limiting mechanisms; the limiting mechanism comprises an outer pulling plate, two strip-shaped holes are formed in the outer pulling plate, pulling plate nails are connected in the strip-shaped holes in a sliding mode respectively, and the pulling plate nails are locked on the front template and the rear template respectively.
More specifically, the mold convenient for demolding further comprises a mold locking mechanism; the mold locking mechanism comprises a mold locking plate, mold locking nails are respectively arranged at two ends of the mold locking plate, and the two mold locking nails are respectively locked on the water gap plate and the rear mold plate.
The utility model relates to a mould convenient for demoulding, which has the technical effects that:
this application adopts the design of oblique footstock mechanism, during moulding plastics, the shaping face of shaping piece is used for the shaping trip as partly of rear die holder, line isotructure, the shaping is accomplished the back, it makes rear die holder and carrier plate separation to lift the rear die holder, footstock rigidity to one side this moment, the ascending lifting of shaping piece, on first inclined plane, under the mating reaction of second inclined plane and first spring, the shaping piece removes to the direction that is close to oblique footstock gradually, can make the shaping face break away from the shaping product, drawing of patterns subassembly can be ejecting with the shaping product afterwards. The inclined ejection mechanism is simple in structure, good in demolding effect and long in service life.
Drawings
FIG. 1 is a schematic view of a mold for facilitating demolding in accordance with the present invention;
FIG. 2 is a top view of a mold for facilitating demolding in accordance with the present invention;
FIG. 3 is a schematic cross-sectional view taken at A-A in FIG. 2;
FIG. 4 is an enlarged schematic view at B of FIG. 3;
FIG. 5 is a schematic structural diagram of a mechanism for facilitating the demolding of a mold according to the present invention;
fig. 6 is an exploded view of a mold for facilitating demolding according to the present invention.
The labels in the figure are:
1-a feeding assembly; 2-forming the assembly; 3-demoulding the assembly; 4-a return switch; 5, a limiting mechanism; 6, a mold locking mechanism;
101-upper fixing plate; 102-nozzle plate; 103-filling nozzle; 104-a positioning ring; 105-a guide post; 106-a pilot hole;
201 — front template; 202-back template; 203-front mould base; 204-rear die holder; 205 — a pitched roof mechanism; 206-inclined top seat; 207-forming block; 208 — a first spring; 209-carrier plate; 210-an inclined guide post; 211-oblique top hole; 212-a limit pin; 213 — a second spring; 214-a fixed block; 215-a limit stop; 216-a condenser tube;
301-square iron; 302-lower fixed plate; 303-ejector plate; 304-a thimble; 305 — a first ejector plate; 306 — a second ejector plate; 307-support column; 308-a pull rod; 309-pulling block; 310 — a third spring;
501, an outer pulling plate; 502-bar shaped holes; 503-pulling plate nails;
601-locking the template; 602-locking pins;
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.
In order to more clearly illustrate the technical solution of the present invention, a preferred embodiment is provided below, with reference to fig. 1 to 6 in particular. A mold for facilitating demolding, comprising a feeding assembly 1, a forming assembly 2 and a demolding assembly 3, wherein:
the feeding assembly 1 comprises an upper fixing plate 101 and a nozzle plate 102; the water gap plate 102 is arranged below the upper fixing plate 101, and the middle part of the water gap plate is provided with a filling nozzle 103; the middle part of the upper fixing plate 101 is provided with a positioning ring 104 communicated with the filling nozzle 103;
the molding assembly 2 includes a front mold plate 201 and a rear mold plate 202; the front template 201 is arranged below the water gap plate 102, the bottom of the front template is provided with a front mold seat 203, and the top of the front mold seat 203 is provided with a pouring channel communicated with the pouring nozzle 103; the rear template 202 is arranged below the front template 201, the top of the rear template is provided with a rear die holder 204, and the rear die holder 204 is provided with an inclined top mechanism 205; the inclined top mechanism 205 comprises an inclined top seat 206, a forming block 207 and a first spring 208; a bearing plate 209 is arranged below the rear template 202, the bottom of the inclined top seat 206 penetrates through the rear template 202 and is fixedly connected with the bearing plate 209, and a first inclined surface is arranged at the top of the inclined top seat; the forming block 207 is connected to the rear mold plate 202 in a sliding manner, a second inclined surface which is in contact with the first inclined surface is arranged on one side of the forming block, and a forming surface is arranged on the other side of the forming block; the first spring 208 is arranged on one side of the forming block 207, which is far away from the second inclined surface, one end of the first spring is fixedly connected to the rear template 202, and the other end of the first spring is contacted with the forming block 207;
the demoulding component 3 is used for ejecting a product formed by the forming component 2 upwards, and comprises two square irons 301, a lower fixing plate 302, an ejector plate 303 and an ejector 304; the two square irons 301 are fixedly connected to the bottom of the bearing plate 209; the lower fixing plate 302 is fixedly connected to the bottom of the square iron 301; the ejector plate 303 is arranged between the bearing plate 209 and the lower fixing plate 302 and is positioned between the two square irons 301; the ejector pins 304 are fixedly connected to the ejector plate 303, and sequentially extend through the carrier plate 209 and the rear mold plate 202 to the surface of the rear mold base 204.
As a preferable scheme of the embodiment, the inclined top seat 206 is provided with an inclined guide post 210, and the inclination degree of the inclined guide post 210 is the same as that of the first inclined surface; the middle part of the forming block 207 is provided with an inclined hole 211 matched with the inclined guide post 210, and the inclined guide post 210 is slidably connected in the inclined hole 211. The angle guide post 210 cooperates with the angle hole 211 to make the forming block 207 gradually move toward the end near the angle seat 206 when it is lifted.
As a preferred scheme of this embodiment, the bottom of the rear template 202 is fixedly connected with a limit pin 212, the limit pin 212 is slidably connected with the carrier plate 209, and the pin head of the limit pin is located below the carrier plate 209 to form a limit end; the stop pin 212 is sleeved with a second spring 213, one end of the second spring 213 is fixedly connected with the rear template 202, and the other end is fixedly connected with the carrier plate 209. When the head of the limit pin 212 contacts the support plate 209, the rear mold plate 202 cannot be lifted upwards, i.e., the forming block 207 does not slide forward any more, so as to limit the sliding range of the forming block 207, thereby preventing the forming block 207 from moving excessively to damage the rear mold base 204. The second spring 213 is used to pull the rear mold plate 202 to return.
As a preferable scheme of this embodiment, two sides of the forming block 207 are respectively provided with a fixing block 214, and two ends of the forming block 207 are attached to the top of the fixing block 214; the fixed block 214 is fixedly connected to the rear mold plate 202, and a limit stop 215 extends upward from an end of the fixed block close to the slanted ejecting base 206. When the rear mold plate 202 is lifted, the forming block 207 slides on the top of the fixing block 214, and the limit baffle 215 is used as a further limit measure, that is, when the forming block 207 abuts against the limit baffle 215, the forming block does not slide any more, so that the damage of the rear mold base 204 caused by excessive movement is avoided.
As a preferable scheme of this embodiment, the ejector plate 303 is fixedly connected with a plurality of pull rods 308, the pull rods 308 penetrate through the carrier plate 209 and are slidably connected with the rear template 202, the top of the pull rods is provided with pull blocks 309, and the pull blocks 309 are in contact with the rear template 202; when the rear template 202 is lifted, the pull rod 308 pulls the ejector plate 303 under the action of the pull block 309, and when the mold is closed, the pull block 309 is attached to the front template 201, so that the ejector pin is prevented from abutting against the front template 201, and the ejector pin is prevented from being broken; a third spring 310 is sleeved outside the pull rod 308, one end of the third spring 310 is fixedly connected with the ejector plate 303, and the other end of the third spring 310 is fixedly connected with the rear template 202. When the rear mold plate 202 is lifted, the ejector pin plate 303 is lifted synchronously with the rear mold plate 202 under the action of the pull rod 308, and the design is used for preventing the ejector pins 304 from being separated from the rear mold base 204 and influencing the ejection work of a subsequent molded product.
Further, the ejector plate 303 includes a first ejector plate 305 and a second ejector plate 306, the first ejector plate 305 is fixedly connected to the top of the second ejector plate 306, the bottoms of the ejector pins 304, the pull rods 308 and other components are respectively provided with a positioning portion, and the positioning portions are clamped between the first ejector plate 305 and the second ejector plate 306, so as to be fixed on the ejector plate 303.
More specifically, a plurality of supporting columns 307 are fixedly connected to the lower fixing plate 302, and the plurality of supporting columns 307 are arranged between the two square irons 301, penetrate through the ejector plate 303 and contact with the bearing plate 209.
As a preferable scheme of this embodiment, a return switch 4 is fixedly connected to an outer wall of the rear mold plate 202, a pull block 309 close to the return switch 4 extends out of the rear mold plate 202, and when the ejector plate 303 returns, the pull block 309 contacts with a sensing portion of the return switch 4, so that the return of the ejector pin 304 to contact with the lower fixing plate 302 can be detected by the return switch, and the next mold closing can be performed.
As a preferable scheme of this embodiment, the periphery of the upper fixing plate 101 is fixedly connected with a plurality of guide posts 105, the nozzle plate 102, the front mold plate 201, the rear mold plate 202, the carrier plate 209, the square iron 301 and the lower fixing plate 302 are all provided with guide holes 106 adapted to the guide posts 105, and the guide posts 105 are slidably connected with the guide holes 106.
As a preferable scheme of this embodiment, the condenser pipes 216 are uniformly distributed in the front mold plate 201 and the rear mold plate 202. The rate of condensation of the gum material may be accelerated by injecting condensate into the condenser tube 216.
As a preferred scheme of this embodiment, the mold convenient for demolding further includes a plurality of limiting mechanisms 5, each limiting mechanism 5 includes an outer pulling plate 501, two strip-shaped holes 502 are formed in the outer pulling plate 501, pulling plate nails 503 are respectively slidably connected in the two strip-shaped holes 502, and the two pulling plate nails 503 are respectively locked on the front mold plate 201 and the rear mold plate 202; the limiting mechanism 5 is used for limiting the overall separation distance of the die, and effectively preventing the die from being low in efficiency due to the fact that the separation distance is too long.
As a preferable scheme of this embodiment, the mold for facilitating demolding further includes a mold locking mechanism 6; the mold locking mechanism 6 includes a mold locking plate 601, two ends of the mold locking plate 601 are respectively provided with a mold locking nail 602, and the two mold locking nails 602 are respectively locked on the water gap plate 102 and the rear mold plate 202. The mold locking mechanism 6 is used for locking the mold, namely the mold can be locked when the mold is not needed to be used, and the mold cannot be opened, so that some accidents are avoided.
The working process of the utility model is as follows:
when the die is closed, the machine is started to inject the rubber material, the rubber material enters along the pouring nozzle 103 and flows into the pouring channel, forming between the front die holder 203 and the rear die holder 204, forming a forming surface on the forming block 207 as a part of the rear die holder 204 for forming structures such as hooks, lines and the like, after the rubber is completely injected, the condensate water is injected through the condensation pipe 216 to accelerate the cooling and forming of the sizing material, after the product is formed, the front template 201 is pulled to separate the front mold base 203 from the rear mold base 204, then the rear mold base 204 is pulled up to separate from the carrier plate 209, namely, the inclined top seat 206 is fixed, the forming block 207 is lifted upwards, under the cooperation of the first inclined surface, the second inclined surface and the first spring 208, the forming block 207 is gradually moved towards the inclined top seat 206, the molding surface is separated from the molded product, and finally the ejector plate 303 is lifted, and the ejector plate 303 drives the ejector 304 to move upwards, so that the molded product on the rear die holder 204 is ejected.
The utility model relates to a die convenient for demoulding, which solves the problems of large length, complex integral structure, easy damage in the using process and short service life of the existing pitched roof mechanism through reasonable structural arrangement.
The above description is only exemplary of the present invention, and the structure is not limited to the above-mentioned shapes, and any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a mould convenient to drawing of patterns which characterized in that: including feeding subassembly, shaping subassembly and drawing of patterns subassembly, wherein:
the middle part of the feeding component is provided with a filling nozzle for feeding;
the forming assembly comprises a front template and a rear template; the front template is arranged below the feeding assembly, a front die holder is arranged at the bottom of the front template, and a pouring channel communicated with the pouring nozzle is formed in the top of the front die holder; the rear template is arranged below the front template, a rear die holder is arranged at the top of the rear template, and an inclined ejection mechanism is arranged on the rear die holder; the inclined ejection mechanism comprises an inclined ejection seat, a forming block and a first spring; a bearing plate is arranged below the rear template, the bottom of the inclined top seat penetrates through the rear template and is fixedly connected with the bearing plate, and a first inclined surface is arranged at the top of the inclined top seat; the forming block is connected to the rear template in a sliding mode, a second inclined surface which is attached to the first inclined surface is arranged on one side of the forming block, and a forming surface is arranged on the other side of the forming block; the first spring is arranged on one side, away from the second inclined surface, of the forming block, one end of the first spring is fixedly connected to the rear template, and the other end of the first spring is in contact with the forming block;
the demolding component is arranged below the bearing plate and used for ejecting a product formed by the forming component upwards.
2. The mold of claim 1, wherein: the feeding assembly comprises an upper fixing plate and a water gap plate; the water gap plate is arranged below the upper fixing plate, and the filling nozzle is arranged in the middle of the water gap plate; and the middle part of the upper fixing plate is provided with a positioning ring communicated with the filling nozzle.
3. The mold of claim 1, wherein: an inclined guide post is arranged on the inclined top seat, and the inclination degree of the inclined guide post is the same as that of the first inclined surface; the middle part of the forming block is provided with an inclined hole matched with the inclined guide pillar, and the inclined guide pillar is connected in the inclined hole in a sliding manner.
4. The mold of claim 1, wherein: the bottom of the rear template is fixedly connected with a limiting nail, the limiting nail is in sliding connection with the bearing plate, and the nail head of the limiting nail is positioned below the bearing plate to form a limiting end; the stop pin overcoat is equipped with the second spring, second spring one end with back template fixed connection, the other end with carrier plate fixed connection.
5. The mold for facilitating demolding as claimed in claim 2, wherein: the demolding assembly comprises two square irons, a lower fixing plate, an ejector plate and an ejector pin; the two square irons are fixedly connected to the bottom of the bearing plate; the lower fixing plate is fixedly connected to the bottom of the square iron; the ejector pin plate is arranged between the bearing plate and the lower fixing plate and is positioned between the two square irons; the ejector pins are fixedly connected to the ejector plate and sequentially penetrate through the bearing plate and the rear die plate to extend to the surface of the rear die seat.
6. The mold of claim 5, wherein: the ejector plate is fixedly connected with a plurality of pull rods, the pull rods penetrate through the bearing plate and are in sliding connection with the rear template, the top of the ejector plate is provided with a pull block, and the pull block is in contact with the rear template; and a third spring is sleeved on the outer side of the pull rod, one end of the third spring is fixedly connected with the ejector plate, and the other end of the third spring is fixedly connected with the rear template.
7. The mold of claim 6, wherein: and a return switch is fixedly connected to the outer wall of the rear template, a pull block close to the return switch extends out of the rear template, and when the ejector plate returns, the pull block is contacted with an induction part of the return switch.
8. The mold of claim 5, wherein: the periphery of an upper fixing plate is fixedly connected with a plurality of guide posts, the water gap plate, the front template, the rear template, the bearing plate, the square iron and the lower fixing plate are all provided with guide holes matched with the guide posts, and the guide posts are connected with the guide holes in a sliding mode.
9. The mold of claim 1, wherein: the die convenient for demoulding also comprises a plurality of limiting mechanisms; the limiting mechanism comprises an outer pulling plate, two strip-shaped holes are formed in the outer pulling plate, pulling plate nails are connected in the strip-shaped holes in a sliding mode respectively, and the pulling plate nails are locked on the front template and the rear template respectively.
10. The mold for facilitating demolding as claimed in claim 2, wherein: the mould convenient for demoulding also comprises a mould locking mechanism; the mold locking mechanism comprises a mold locking plate, mold locking nails are respectively arranged at two ends of the mold locking plate, and the two mold locking nails are respectively locked on the water gap plate and the rear mold plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121897674.8U CN216373198U (en) | 2022-03-03 | 2022-03-03 | Mould convenient to drawing of patterns |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121897674.8U CN216373198U (en) | 2022-03-03 | 2022-03-03 | Mould convenient to drawing of patterns |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216373198U true CN216373198U (en) | 2022-04-26 |
Family
ID=81240683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121897674.8U Active CN216373198U (en) | 2022-03-03 | 2022-03-03 | Mould convenient to drawing of patterns |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216373198U (en) |
-
2022
- 2022-03-03 CN CN202121897674.8U patent/CN216373198U/en active Active
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