CN213227384U - Ejector plate assembly and compression molding equipment thereof - Google Patents
Ejector plate assembly and compression molding equipment thereof Download PDFInfo
- Publication number
- CN213227384U CN213227384U CN202021492795.XU CN202021492795U CN213227384U CN 213227384 U CN213227384 U CN 213227384U CN 202021492795 U CN202021492795 U CN 202021492795U CN 213227384 U CN213227384 U CN 213227384U
- Authority
- CN
- China
- Prior art keywords
- plate
- ejector
- ejector pin
- thimble
- assembly
- 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
- 238000000748 compression moulding Methods 0.000 title claims abstract description 10
- 230000009471 action Effects 0.000 claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000004044 response Effects 0.000 abstract description 3
- 230000003313 weakening effect Effects 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000001746 injection moulding Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 230000033001 locomotion Effects 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
Images
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
An ejector plate assembly and compression molding equipment thereof, wherein the ejector plate assembly comprises a first ejector plate and a second ejector plate which are provided with ejectors, a connecting assembly is arranged between the first ejector plate and the second ejector plate, and the second ejector plate is detachably mounted on the first ejector plate through the connecting assembly; the first ejector pins are detachably arranged on the first ejector pin plate so as to control the number of the ejector pins using the ejector pin plate assembly and the ejection positions of the ejector pins. The utility model separates the thimble plate component into a plurality of pieces, and the thimble plate component is selectively overlapped and installed according to requirements when in use; or the first ejector pin plate is provided with first ejector pins, and the first ejector pins are detachably mounted on the first ejector pin plate so as to control the number of the ejector pins using the ejector pin plate assembly and the ejection positions of the ejector pins; the required number of the thimbles is selected according to actual production requirements, so that the thimble plate assembly is small in occupied space, low in inertia, quick in action response, efficient, energy-saving, small in weakening rigidity of the movable plate and beneficial to precise forming.
Description
Technical Field
The utility model relates to a jacking device of molding equipment, concretely relates to thimble board subassembly and compression molding equipment thereof.
Background
The mold locking mechanism of the injection molding machine is provided with an ejection device which is mainly used for driving an ejector pin in the mold to eject the plastic product so as to enable the plastic product to be smoothly separated from the mold. The ejector device usually comprises a driving device (hydraulic or electric), an ejector plate, a guide rod and a plurality of ejectors. The guide rod is fixed on the movable plate, and the ejector plate is guided by the guide rod to perform linear reciprocating motion and drive a plurality of ejector rods arranged on the ejector plate to synchronously move. In actual production, along with the requirements on low energy consumption and high efficiency of production, the requirements of the injection molding machine on light weight and low inertia of moving parts are further improved, and the ejector pin device is used as a part of the moving parts of the mold locking mechanism and forms an important part of light weight of the moving parts of the mold locking mechanism.
Because the ejector plate and the ejector pin are positioned in the movable plate and certain movement space and installation space are required, the rigidity of the movable plate is weakened, and the molding of products is adversely affected.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an installation is nimble, the quality is lighter, inertia of motion is lower, all has the thimble board subassembly and the compression molding equipment of positive effect to energy-conserving, high-efficient, the precision forming of injection molding machine to overcome the weak point among the prior art.
According to an thimble board subassembly of this purpose design, including first thimble board and the second thimble board that all is equipped with the thimble, be equipped with coupling assembling between first thimble board and the second thimble board, the second thimble board passes through coupling assembling dismantlement formula and installs on first thimble board to the control uses the thimble quantity of thimble board subassembly, and the ejecting position of thimble.
The second ejector plate is transversely or longitudinally mounted on the first ejector plate.
The connecting assembly comprises a fastening hole arranged on the first ejector plate and a fixing hole arranged on the second ejector plate, the fastening hole is aligned with the fixing hole, the connecting assembly comprises a fastening piece inserted into the fastening hole and the fixing hole, and the fastening piece is at least a screw.
Part of the first ejector pins of the first ejector pin plate penetrate through the second ejector pin plate.
The first ejector plate is provided with a guide pillar, and the second ejector plate is provided with a space avoiding position corresponding to the guide pillar; or the guide post penetrates through the second ejector plate.
The first ejector pin plate is polygonal in shape, and the second ejector pin plate is I-shaped or rectangular in shape.
A compression molding device comprises a movable plate and an oil cylinder arranged on the outer side of the movable plate, wherein the ejector pin plate assembly is arranged on the inner side of the movable plate, and the oil cylinder is in transmission connection with the ejector pin plate assembly so that a piston rod of the oil cylinder jacks up or lowers the ejector pin plate assembly.
The ejector pin plate assembly is provided with a guide pillar and reciprocates along the direction of the guide pillar under the push-pull action of the oil cylinder.
The utility model has the advantages as follows:
a. the ejector pin plate assembly comprises a first ejector pin plate and a second ejector pin plate, the ejector pin plate assembly is split into a plurality of ejector pin plates, and the ejector pin plates are selectively stacked and installed according to requirements when in use; so as to control the number of the thimbles using the thimble plate assembly and the ejection positions of the thimbles; the required number of the thimbles is selected according to the actual production requirement, so that the thimble plate assembly has the advantages of small occupied space, low inertia, quick action response, high efficiency, energy conservation, small weakening of rigidity of the movable plate and contribution to precise forming;
b. the second ejector plate is transversely or longitudinally arranged on the first ejector plate to meet the requirements of different directions;
c. the first thimble plate and the second thimble plate can be made to be very small in size, so that the aims of low inertia and small occupied space are fulfilled.
Drawings
Fig. 1 is a schematic perspective view of a first thimble plate according to a first embodiment of the present invention.
Fig. 2 is a schematic perspective view of a second ejector plate according to a first embodiment of the present invention.
Fig. 3 is a schematic perspective view of the first embodiment of the present invention, in which the second ejector plate is horizontally mounted on the first ejector plate.
Fig. 4 is a schematic perspective view of the first embodiment of the present invention, in which the second ejector plate is vertically mounted on the first ejector plate.
Fig. 5 is a schematic structural view of a movable plate-mounted first ejector plate of a compression molding apparatus according to a first embodiment of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
First embodiment
Referring to fig. 1 and 2, the ejector plate assembly comprises a first ejector plate 1 and a second ejector plate 2 which are provided with ejector pins, a connecting assembly is arranged between the first ejector plate 1 and the second ejector plate 2, and the second ejector plate 2 is detachably mounted on the first ejector plate 1 through the connecting assembly.
In actual production, a plurality of ejector pins provided by the injection molding machine generally cannot be used for all ejector pins at the same time, sometimes only one ejector pin in the middle is used, sometimes two or four ejector pins which are transversely arranged may be used, sometimes two or four ejector pins which are vertically arranged are used, and the like.
And the ejector pin plate assembly is disassembled into a plurality of pieces, and the second ejector pin plate 2 is stacked and installed on the first ejector pin plate 1 according to the requirement of the ejector pins so as to control the number of the ejector pins using the ejector pin plate assembly and the ejection positions of the ejector pins.
The design makes full use of the characteristics, the ejector plate is designed into a split structure, and the ejector plate has the advantages of small occupied space, low inertia, quick action response, high efficiency, energy conservation, small weakening of rigidity of the movable plate and contribution to precise forming
The first ejector pin plate 1 is provided with a first ejector pin 1.1 close to the center or far away from the center, the second ejector pin plate 2 is provided with a second ejector pin, the distance from the second ejector pin to the center of the second ejector pin plate 2 is L1, the distance from the first ejector pin 1.1 to the center of the first ejector pin plate 1 is L2, L1 is greater than L2, and when the ejector pin with the distance farther than L1 is needed, the second ejector pin plate 2 is arranged on the first ejector pin plate 1.1.
The basic functions of the ejector pin device are met. If the thimble far away from the center is needed, the second thimble plate 2 is installed in an overlapping mode, the second thimble plate 2 is of an I-shaped structure, and a plurality of second thimbles far away from the center are installed on the second thimble plate 2, so that the functional requirements are met.
The first thimble plate 1 is polygonal in shape, and the second thimble plate 2 is I-shaped in shape
Referring to fig. 3 and 4, the second ejector plate 2 is mounted on the first ejector plate 1 in the lateral or longitudinal direction.
The connecting assembly comprises a fastening hole 1.2 arranged on the first ejector plate 1 and a fixing hole 2.2 arranged on the second ejector plate 2, and the fastening hole 1.2 is aligned with the fixing hole 2.2. The screw penetrates through the fixing hole 2.2 and the fastening hole 1.2.
In the transverse or longitudinal mounting direction, the fastening holes 1.2 and the fixing holes 2.2 are aligned.
Part of the first thimble 1.1 of the first thimble plate 1 penetrates the second thimble plate 2.
The first ejector pin plate 1 is provided with a guide pillar 1.3, and the second ejector pin plate 2 is provided with a space avoiding position 2.2 corresponding to the guide pillar 1.3; alternatively, the guide post 1.3 penetrates the second ejector plate 2.
The second ejector pin plate 2 is horizontally or vertically installed according to needs, and different requirements are met. The first ejector plate 1 and the second ejector plate 2 can be made small in size, so that the purposes of low inertia and small occupied space are achieved.
Referring to fig. 5, the compression molding equipment comprises a movable plate 4 and an oil cylinder 5 arranged on the outer side of the movable plate 4, wherein the ejector pin plate assembly is arranged on the inner side of the movable plate 4, and the oil cylinder 5 is in transmission connection with the ejector pin plate assembly so that a piston rod of the oil cylinder 5 jacks up or lowers the ejector pin plate assembly. Or, the outer side of the movable plate 4 is provided with a motor, the motor is provided with an electric push rod, and the electric push rod is in transmission connection with the ejector plate component.
The ejector plate component is provided with a guide post 1.3 and reciprocates along the direction of the guide post 1.2 under the push-pull action of the oil cylinder 5.
When the mould only needs the thimble on the first thimble plate 1, the second thimble plate 2 does not need to be installed. Fastening holes 1.2 which are symmetrically distributed on the periphery are reserved on the first ejector pin plate 1, ejector pins can be mounted on the first ejector pin plate 1 and the second ejector pin plate 2, and meanwhile, part of the ejector pins can penetrate through the first ejector pin plate 1 and the second ejector pin plate 2, so that the second ejector pin plate 2 can be horizontally or vertically mounted on the first ejector pin plate 1 according to the requirements of a mold; meanwhile, the second ejector pin plate 2 is designed into an I shape for the convenience of installation, and when the second ejector pin plate 2 needs to be horizontally installed, only the side face of the driven plate 4 needs to be inserted into the second ejector pin plate 2; when the second ejector plate 2 needs to be vertically installed, the second ejector plate 2 may be hung over the movable plate 4. The guide post 1.2 mainly has the function of guiding the first ejector plate 1 and the second ejector plate 2, and the two ejector plates can do reciprocating motion on the guide post 1.2 under the pushing and pulling action of the oil cylinder 5, so that the ejector pins eject products.
Second embodiment
An ejector plate assembly differs from the first embodiment in that: the first thimble plate 1 is provided with a first thimble 1.1, and the first thimble 1.1 is detachably mounted on the first thimble plate 1.
The first thimble plate 1 is provided with an installation part for installing or disassembling the thimbles, and the number of the thimbles to be disassembled or installed can be selected according to actual production needs.
The mounting part is provided with a mounting hole, one end of the first thimble 1.1 is provided with an inserting part, and the inserting part and the mounting hole are in threaded connection.
Other parts not described are the same as those of the first embodiment, and are not described in detail here.
The foregoing is a preferred embodiment of the present invention showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and the scope of the invention is to be protected. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides an thimble board subassembly, includes first thimble board (1) and second thimble board (2) that all are equipped with the thimble, its characterized in that: a connecting assembly is arranged between the first ejector plate (1) and the second ejector plate (2), and the second ejector plate (2) is detachably mounted on the first ejector plate (1) through the connecting assembly so as to control the number of thimbles using the ejector plate assembly and the ejection positions of the thimbles.
2. The ejector pin plate assembly of claim 1, wherein: the second ejector plate (2) is transversely or longitudinally arranged on the first ejector plate (1).
3. The ejector pin plate assembly of claim 1 or 2, wherein: the connecting assembly comprises a fastening hole (1.2) arranged on the first ejector plate (1) and a fixing hole (2.2) arranged on the second ejector plate (2), the fastening hole (1.2) is aligned with the fixing hole (2.2), the connecting assembly comprises a fastening piece inserted into the fastening hole (1.2) and the fixing hole (2.2), and the fastening piece is at least a screw.
4. The ejector pin plate assembly of claim 3, wherein: part of the first thimble (1.1) of the first thimble plate (1) penetrates through the second thimble plate (2).
5. The ejector pin plate assembly of claim 4, wherein: the first ejector plate (1) is provided with a guide post (1.3), and the second ejector plate (2) is provided with a space avoiding position (2.2) corresponding to the guide post (1.3); or the guide post (1.3) penetrates through the second ejector plate (2).
6. The ejector pin plate assembly of claim 5, wherein: the first ejector pin plate (1) is polygonal in shape, and the second ejector pin plate (2) is I-shaped or rectangular in shape.
7. The utility model provides a compression molding equipment, includes movable plate (4), sets up hydro-cylinder (5) in the movable plate (4) outside, its characterized in that: an ejector pin plate assembly as claimed in claim 1 is arranged on the inner side of the movable plate (4), and the oil cylinder (5) is in transmission connection with the ejector pin plate assembly so as to enable a piston rod of the oil cylinder (5) to jack up or lower the ejector pin plate assembly.
8. A compression molding apparatus as claimed in claim 7, wherein: the ejector pin plate component is provided with a guide post (1.3), and the ejector pin plate component reciprocates along the direction of the guide post (1.2) under the pushing and pulling action of the oil cylinder (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021492795.XU CN213227384U (en) | 2020-07-24 | 2020-07-24 | Ejector plate assembly and compression molding equipment thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021492795.XU CN213227384U (en) | 2020-07-24 | 2020-07-24 | Ejector plate assembly and compression molding equipment thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213227384U true CN213227384U (en) | 2021-05-18 |
Family
ID=75890674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021492795.XU Active CN213227384U (en) | 2020-07-24 | 2020-07-24 | Ejector plate assembly and compression molding equipment thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213227384U (en) |
-
2020
- 2020-07-24 CN CN202021492795.XU patent/CN213227384U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205835856U (en) | The loudspeaker mesh little thimble secondary ejecting mechanism of automobile door plate mould | |
| CN213227384U (en) | Ejector plate assembly and compression molding equipment thereof | |
| CN215095334U (en) | Multi-direction slider core-pulling mechanism and injection mold | |
| CN105171987A (en) | Novel mould-regulating and mould-closing mechanism and two-plate type hydraulic press | |
| CN209755896U (en) | injection molding terminal material puller | |
| CN210308846U (en) | Slider knockout mechanism of loosing core to one side | |
| CN108819127B (en) | Slide block driving pull block forced demoulding mechanism | |
| CN101774262A (en) | Ejection and control device for injection product of mold injection machine | |
| CN209006509U (en) | Lower die buoyant device | |
| CN217621962U (en) | Injection molding mold for rear shell of automobile rearview mirror | |
| CN215320370U (en) | Thimble mechanism and injection molding machine | |
| CN216656234U (en) | Special hot core box with core-pulling mechanism | |
| CN215969898U (en) | Front template slide needle driving mechanism for injection mold | |
| CN209832372U (en) | Insulator mould with ejector pin easy to return | |
| CN219028369U (en) | Ejection structure for BOSS column ejection | |
| CN106313449B (en) | For manufacturing the injection mold of cantilever design product | |
| CN215849351U (en) | Forced resetting structure for ejector pin of die | |
| CN219338419U (en) | Injection mold with steering connecting piece large-angle side-drawing structure | |
| CN220075465U (en) | Die slide block braking mechanism | |
| CN221048950U (en) | Injection mold suitable for automobile bumper bracket | |
| CN219766744U (en) | Core-pulling ejection device of die casting die | |
| CN218857621U (en) | Clamping mechanism | |
| CN219618391U (en) | Horn position mechanical ejection structure of automobile door panel | |
| CN220973213U (en) | Ejection mechanism of injection mold | |
| CN220946500U (en) | Plastic product injection mold ejection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 528300 workshop 1, No.17, Wusha section, Shunfan highway, Wusha neighborhood committee, Daliang sub district office, Shunde District, Foshan City, Guangdong Province Patentee after: GUANGDONG YIZUMI PRECISION INJECTION TECHNOLOGY Co.,Ltd. Patentee after: Yizhimi Co.,Ltd. Address before: 528300 workshop 1, No.17, Wusha section, Shunfan highway, Wusha neighborhood committee, Daliang sub district office, Shunde District, Foshan City, Guangdong Province Patentee before: GUANGDONG YIZUMI PRECISION INJECTION TECHNOLOGY Co.,Ltd. Patentee before: GUANGDONG YIZUMI PRECISION MACHINERY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A thimble plate component and its molding equipment Effective date of registration: 20231009 Granted publication date: 20210518 Pledgee: Ronggui sub branch of Guangdong Shunde Rural Commercial Bank Co.,Ltd. Pledgor: GUANGDONG YIZUMI PRECISION INJECTION TECHNOLOGY Co.,Ltd.|Yizhimi Co.,Ltd. Registration number: Y2023440000073 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |