CN210705858U - Injection molding machine thimble mechanism - Google Patents
Injection molding machine thimble mechanism Download PDFInfo
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- CN210705858U CN210705858U CN201921550530.8U CN201921550530U CN210705858U CN 210705858 U CN210705858 U CN 210705858U CN 201921550530 U CN201921550530 U CN 201921550530U CN 210705858 U CN210705858 U CN 210705858U
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- ejector
- plate
- hole
- locking connecting
- injection molding
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Abstract
The utility model provides an injection molding machine thimble mechanism, which comprises an ejector plate, a plurality of ejector pins vertically arranged at the front side of the ejector plate and an ejection oil cylinder for driving the ejector plate to move back and forth, wherein the rear side of the ejector plate is provided with a mold locking connecting seat parallel to the ejector plate, the ejection oil cylinder is provided with two, the two ejection oil cylinders are symmetrically arranged at two ends of the rear surface of the mold locking connecting seat, the mold locking connecting seat is provided with a first through hole, a movable rod of the ejection oil cylinder extends forwards through the first through hole to be connected with the ejector plate, the front surface of the mold locking connecting seat is provided with a plurality of guide rods, the ejector plate is provided with a second through hole matched with the guide rods, the ejector plate is movably arranged on the mold locking connecting seat through the second through hole, the utility model discloses a mechanism which is beneficial to installing other devices by symmetrically arranging, and the problem that the stress of the ejector pin plate is uneven in the ejection process is avoided, so that the product can be ejected more smoothly.
Description
Technical Field
The utility model relates to an injection molding machine technical field, concretely relates to injection molding machine thimble mechanism.
Background
An injection molding machine, also known as an injection molding machine or an injection molding machine, is a main molding device for making thermoplastic plastics or thermosetting plastics into plastic products of various shapes by using a plastic molding mold, and is divided into a vertical type, a horizontal type and a full-electric type. In the production process of injection molding machine, need the ejecting mould die cavity injection moulding product of thimble mechanism usually, the ejecting hydro-cylinder that adopts at present sets up in the middle part of mode locking connecting seat usually, the space that ejecting hydro-cylinder had occupied the middle part is unfavorable for the installation of other equipment, such structure produces the uneven problem of atress easily, lead to the thimble board card to die, influence the normal production of equipment, and simultaneously, the ejecting in-process of thimble board inclines easily, lead to the thimble rod slope, the bad product in the top, reduce the quality of product.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the disappearance that prior art exists, provide an injection molding machine thimble mechanism, it enables the mechanism and is favorable to installing other equipment to avoid the uneven problem of atress, make the product ejecting more smooth and easy.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an ejector pin mechanism of an injection molding machine comprises an ejector pin plate, a plurality of ejector pins vertically arranged on the front side of the ejector pin plate, and an ejector oil cylinder driving the ejector pin plate to move back and forth, the rear side of the ejector retainer plate is provided with two mold locking connecting seats parallel to the ejector retainer plate, the two ejector oil cylinders are symmetrically arranged at two ends of the rear surface of the mold locking connecting seats, an installation space for installing the mold locking oil cylinders is formed between the two ejector oil cylinders, a first through hole is arranged on the mould locking connecting seat, a movable rod of the ejection oil cylinder extends forwards through the first through hole to be connected with the ejector plate, the front surface of the mould locking connecting seat is provided with a plurality of guide rods, the ejector plate is provided with a second through hole matched with the guide rods, the thimble board passes through the mobilizable installation of second through-hole on the mode locking connecting seat, the front end of thimble bar is equipped with the first connecting hole of axial setting.
The utility model discloses an optimal scheme, the thimble rod is equipped with five altogether, five the thimble rod distributes in the middle part of thimble board.
The utility model discloses an optimal scheme, the thimble board guide arm is equipped with four altogether, be equipped with on the thimble board respectively with four second through-holes of guide arm adaptation, four the second through-hole distributes in the periphery of five thimble rods.
The utility model discloses an optimal scheme, four the front end of guide arm all is equipped with the second connecting hole.
The utility model discloses an optimal scheme, the outside of ejecting hydro-cylinder is equipped with the switch that targets in place, be equipped with the pick-up plate that corresponds with the switch that targets in place on the thimble board, the pick-up plate is the L type, be equipped with the third through-hole that supplies to target in place to open the pass on the pick-up plate.
The utility model discloses an optimal scheme, thimble board and mode locking connecting seat all are the octagon.
Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, it sets up in the both ends of mode locking connecting seat rear surface through with two ejecting hydro-cylinder symmetries, make the middle part space of mode locking connecting seat be favorable to installing other equipment, and simultaneously, the movable rod of ejecting hydro-cylinder is connected to the both ends of thimble board, make the thimble board even at ejecting in-process atress, avoid the thimble board card to die and influence the normal production of equipment, and prevent that the thimble board from inclining and lead to the bad product in thimble rod top, improve the quality of product.
To more clearly illustrate the structural features and technical means of the present invention and the specific objects and functions achieved thereby, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments:
drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a partially enlarged view of a portion a in fig. 1.
The attached drawings indicate the following:
10-a mold locking connecting seat; 101-a first via; 11-an ejector plate;
111-a second via; 12-a thimble rod; 121-a first connection hole;
13-ejecting out the oil cylinder; 14-a guide rod; 141-second connection hole;
15-in-place switch; 16-a detection plate; 161-third via.
Detailed Description
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the indicated position or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.
As shown in fig. 1-2, an ejector pin mechanism of an injection molding machine comprises an ejector plate 11, a plurality of ejector pins 12 vertically installed on the front side of the ejector plate 11, and two ejector cylinders 13 driving the ejector plate 11 to move back and forth, wherein a mold locking connecting seat 10 parallel to the ejector plate 11 is provided on the rear side of the ejector plate 11, the ejector cylinders 13 are provided with two, the two ejector cylinders 13 are symmetrically provided at two ends of the rear surface of the mold locking connecting seat 10, an installation space for installing the mold locking cylinders is formed between the two ejector cylinders 13, a first through hole 101 is provided on the mold locking connecting seat 10, a movable rod of the ejector cylinder 13 extends forwards through the first through hole 101 to be connected with the ejector plate 11, a plurality of guide rods 14 are provided on the front surface of the mold locking connecting seat 10, a second through hole 111 adapted to the guide rods 14 is provided on the ejector plate 11, the ejector plate 11 is movably installed on the mold locking, the front end of the ejector pin rod 12 is provided with a first connecting hole 121 arranged axially, other components are connected through the first connecting hole 121, the first connecting hole is used for forcibly ejecting a specific product, and the ejector plate 11 and the mold locking connecting seat 10 are octagonal.
In this embodiment, five ejector pins 12 are provided, five ejector pins 12 are distributed in the middle of the ejector plate 11, four guide rods 14 of the ejector plate 11 are provided, four second through holes 111 adapted to the guide rods 14 are provided on the ejector plate 11, the four second through holes 111 are distributed on the periphery of the five ejector pins 12, the front ends of the four guide rods 14 are provided with second connection holes 141, the guide rods 14 are mounted on the moving plate through the second connection holes 141, and the ejector plate 11 moves between the mold locking connecting seat 10 and the moving plate along the guide rods 14.
The outer side of the ejection oil cylinder 13 is provided with an in-place switch 15, the ejector plate 11 is provided with a detection plate 16 corresponding to the in-place switch 15, the detection plate 16 is L-shaped, the detection plate 16 is provided with a third through hole 161 for the in-place switch 15 to pass through, and the in-place detection of the stroke of the ejector plate 11 is realized on the premise of not occupying the inner space of the ejector plate 11 and not changing the structure of the ejector plate 11 through the in-place switch 15 arranged on the outer side of the ejection oil cylinder 13 and the detection plate 16 arranged on the outer side of the ejector plate 11.
The working principle of the utility model is as follows: after the product is cooled by injection molding, the mold is opened, the ejection oil cylinder 13 is opened, the movable rod pushes the ejector plate 11 to move forward along the guide rod 14, so that the ejector rod 12 ejects the injection molded product forward, when one end of the in-place switch 15 penetrates through the third through hole 161 on the detection plate 16, the ejection oil cylinder 13 is condensed, the ejector plate 11 and the ejector rod 12 return to the initial position, and the ejection operation is completed.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, so any modifications, equivalent replacements, improvements, etc. made to the above embodiments by the technology of the present invention are all within the scope of the technical solution of the present invention.
Claims (6)
1. An ejector pin mechanism of an injection molding machine is characterized by comprising an ejector pin plate, a plurality of ejector pins vertically arranged on the front side of the ejector pin plate and an ejector oil cylinder driving the ejector pin plate to move forwards and backwards, the rear side of the ejector retainer plate is provided with two mold locking connecting seats parallel to the ejector retainer plate, the two ejector oil cylinders are symmetrically arranged at two ends of the rear surface of the mold locking connecting seats, an installation space for installing the mold locking oil cylinders is formed between the two ejector oil cylinders, a first through hole is arranged on the mould locking connecting seat, a movable rod of the ejection oil cylinder extends forwards through the first through hole to be connected with the ejector plate, the front surface of the mould locking connecting seat is provided with a plurality of guide rods, the ejector plate is provided with a second through hole matched with the guide rods, the thimble board passes through the mobilizable installation of second through-hole on the mode locking connecting seat, the front end of thimble bar is equipped with the first connecting hole of axial setting.
2. The ejector mechanism of an injection molding machine according to claim 1, wherein five ejector pins are provided, and five of said ejector pins are distributed in the middle of the ejector plate.
3. The ejector mechanism of an injection molding machine according to claim 2, wherein the number of the guide rods is four, the ejector plate is provided with four second through holes respectively adapted to the guide rods, and the four second through holes are distributed around the five ejector rods.
4. The ejector mechanism of an injection molding machine according to claim 3, wherein the front ends of the four guide rods are provided with second connecting holes.
5. The ejector mechanism of an injection molding machine according to claim 1, wherein an in-position switch is provided on an outer side of the ejection cylinder, a detection plate corresponding to the in-position switch is provided on an outer side of the ejector plate, the detection plate is L-shaped, and a third through hole through which the in-position switch passes is provided on the detection plate.
6. The ejector mechanism of an injection molding machine according to claim 1, wherein said ejector plate and said mold locking connecting base are each octagonal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921550530.8U CN210705858U (en) | 2019-09-18 | 2019-09-18 | Injection molding machine thimble mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921550530.8U CN210705858U (en) | 2019-09-18 | 2019-09-18 | Injection molding machine thimble mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210705858U true CN210705858U (en) | 2020-06-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921550530.8U Active CN210705858U (en) | 2019-09-18 | 2019-09-18 | Injection molding machine thimble mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210705858U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113172846A (en) * | 2021-04-15 | 2021-07-27 | 东莞市科锦机械有限公司 | External double-oil-cylinder ejector pin structure |
-
2019
- 2019-09-18 CN CN201921550530.8U patent/CN210705858U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113172846A (en) * | 2021-04-15 | 2021-07-27 | 东莞市科锦机械有限公司 | External double-oil-cylinder ejector pin structure |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 523000 Building 2, No.1, Dongsan street, Wusha Xingfa South Road, Chang'an Town, Dongguan City, Guangdong Province Patentee after: Guangdong zaoyu Lixun Intelligent Technology Co.,Ltd. Address before: 523000 Room 201, No.1, Kaiyuan Road, Chang'an Town, Dongguan City, Guangdong Province Patentee before: Guangdong zaoyu Lixun Intelligent Technology Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |