CN215039943U - Mould with flat pin - Google Patents

Mould with flat pin Download PDF

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Publication number
CN215039943U
CN215039943U CN202121282345.2U CN202121282345U CN215039943U CN 215039943 U CN215039943 U CN 215039943U CN 202121282345 U CN202121282345 U CN 202121282345U CN 215039943 U CN215039943 U CN 215039943U
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CN
China
Prior art keywords
flat pin
flat
pin
plate
mold
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
Application number
CN202121282345.2U
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Chinese (zh)
Inventor
李亮
李延延
孔令涛
刘辉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Barnes Injection Molding Industry Jiangsu Co ltd
Original Assignee
Barnes Injection Molding Industry Jiangsu Co ltd
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Publication date
Application filed by Barnes Injection Molding Industry Jiangsu Co ltd filed Critical Barnes Injection Molding Industry Jiangsu Co ltd
Priority to CN202121282345.2U priority Critical patent/CN215039943U/en
Application granted granted Critical
Publication of CN215039943U publication Critical patent/CN215039943U/en
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Abstract

The utility model discloses a mould with cotter. Including panel, A board, B board, thimble board group and the bottom plate that sets gradually, bottom plate department is provided with back mould core, back mould core department is provided with the flat round pin, the flat round pin includes fixed connection's flat round pin head and flat round pin seat, the flat round pin seat has the draw-in groove, the flat round pin head can insert in the draw-in groove, all be provided with the connecting hole on flat round pin seat and the flat round pin head, a pin passes the connecting hole and fixes flat round pin seat and flat round pin head. The utility model discloses a mould has adopted the cotter of combination formula, convenient processing, and simultaneously, bulk strength meets the requirements, can realize ejecting.

Description

Mould with flat pin
Technical Field
The utility model relates to a mould with cotter belongs to mould processing technology field.
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. In short, a mold is a tool used to shape an article, the tool being made up of various parts, and different molds being made up of different parts. The method realizes the processing of the appearance of the article mainly by changing the physical state of the formed material, and the article is called as 'industrial mother'.
In the design of injection molds, it is often encountered that the product needs to be ejected. Some do thimble and a department section of thick bamboo, some do the kicking block, some do flat tops, preparation abnormal shape flat top has following problem: the existing product structure needs to be made into a special-shaped flat top due to the fact that a back mould has a deep bone position, and if the existing product structure is made into the special-shaped flat top and the existing product structure is made into an integral flat top, processing cannot be achieved, and the strength of the flat top is weak.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a mould with cotter pin adopts special-shaped cotter pin, realizes that the secondary is ejecting, can accomplish deviating from of product in narrow and small space.
The utility model discloses a realize through following technical scheme:
the utility model provides a mould with flat pin, is including panel, A board, B board, thimble board group and the bottom plate that sets gradually, bottom plate department is provided with back mould core, back mould core department is provided with the flat pin, the flat pin includes fixed connection's flat pin head and flat pin seat, the flat pin seat has the draw-in groove, the flat pin head can insert in the draw-in groove, all be provided with the connecting hole on flat pin seat and the flat pin head, a pin passes the connecting hole and fixes flat pin seat and flat pin head.
The die with the flat pin is characterized in that the head of the flat pin is arc-shaped, and the length of the head of the flat pin is greater than that of the flat pin seat.
The die with the flat pin is characterized in that the flat pin base is provided with an arc-shaped main body, a clamping groove is formed in the main body, and the radian of the head of the flat pin is identical to that of the flat pin base.
The die with the flat pin is characterized in that a sliding block is arranged in the B plate type cavity and is pulled away through an inclined pin.
The die with the flat pin is characterized in that a first limiting column is arranged on the bottom plate.
According to the die with the flat pin, the driving device is arranged at the bottom plate and drives the rear die core to move.
The die with the flat pin further comprises an ejector rod, the ejector rod drives the ejector pin plate group to move, and a second limiting column is further arranged at the bottom plate.
The mould with the flat pin is characterized in that a hot runner plate is further arranged between the panel and the plate A.
The utility model discloses the beneficial effect who reaches:
the utility model discloses a mould has adopted the cotter of combination formula, convenient processing, and simultaneously, bulk strength meets the requirements, can realize ejecting.
The utility model discloses a mould has adopted the taper pin to drive the slider and has removed, has saved the space of mould, adopts small-size cylinder, saves the mould space, has still realized that the secondary of mould is ejecting.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of another angle of the present invention.
Fig. 3 is a schematic view of the structure of the cotter.
In the figure: 1. the hot runner plate comprises a panel, 2, a hot runner plate, 3, a plate A, 4, a plate B, 5, a first ejector pin plate group, 6, a second ejector pin plate group, 7, a bottom plate, 8, a driving device, 9, a front mold insert, 10, a sliding block, 11, a pushing sleeve, 12, a pushing plate, 13, a rear mold insert, 14, a connecting rod, 15, a flat pin, 151, a flat pin head, 152, a flat pin seat, 153, a pin, 16, a first rear mold core, 17, a second rear mold core, 18, a shovel base, 19, a first limiting column, 20, an inclined pin, 21, a bearing, 22, a second limiting column, 23 and an ejector rod.
Detailed Description
The technical scheme of the utility model is further explained in the following with the attached drawings. Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
As shown in fig. 1, the utility model discloses a mould with flat pin, including panel 1, A board 3, B board 4, thimble board group and the bottom plate 7 that sets gradually, bottom plate 7 department is provided with back mould core, back mould core department is provided with flat pin 15, flat pin 15 includes fixed connection's flat pin head 151 and flat pin seat 152, flat pin seat 152 has the draw-in groove, flat pin head 151 can insert in the draw-in groove, all be provided with the connecting hole on flat pin seat 152 and the flat pin head 151, a pin 153 passes the connecting hole and fixes flat pin seat 152 and flat pin head 151.
Further, the flat pin head 151 is arcuate and has a length greater than the length of the flat pin socket 152. The flat pin seat 152 has an arc-shaped main body, a clamping groove is formed in the main body, and the radian of the flat pin head 151 is identical to that of the flat pin seat 152.
The flat pin head 151 can be formed by wire-electrode cutting, the insert precision can be ensured, and the flat top seat 152 can be formed into a partial shape by wire-electrode cutting first and then formed into a shape after being formed by CNC. Finally, the head 151 of the flat pin is inserted into the slot of the flat top base 152 and fixed by the pin 153. The processing is simple and the fracture is not easy.
Specifically, a slide block 10 is arranged in the cavity of the B plate 4, and the slide block 10 is pulled away through an inclined pin 20. The bottom plate 7 is provided with a first limit column 19. And a driving device 8 is arranged at the bottom plate 7, and the driving device 8 drives the rear mold core to move. The ejector pin plate mechanism further comprises an ejector pin 23, the ejector pin 23 drives the ejector pin plate group to move, and a second limiting column 22 is further arranged at the bottom plate 8. A heat runner plate 2 is also arranged between the panel 1 and the A plate 3.
The driving device 8 is a cylinder. The rear mold core comprises a first rear mold core 16 and a second rear mold core 17, and the ejector pin plate group comprises a first ejector pin plate group 5 and a second ejector pin plate group 6.
When the mold is opened, the slide block 10 is pulled open by the taper pin 20, the slide block 10 moves backwards to separate the product from the back-off, then the push plate 12, the flat pin 15 and the second rear mold core 17 move upwards for 3mm under the action of the cylinder 8 to separate the product from the back-off of the second rear mold core 17, and the second ejector pin plate group 6 stops moving under the action of the first limit column 19. The injection molding machine pushes the ejector rod 23 to enable the first ejector pin plate group 5 to move upwards and eject 20mm, and the injection molding machine stops moving under the action of the second limiting column 22 to eject a product.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.

Claims (8)

1. The utility model provides a mould with flat pin, is including panel, A board, B board, thimble board group and the bottom plate that sets gradually, bottom plate department is provided with back mould core, characterized by, back mould core department is provided with the flat pin, the flat pin includes fixed connection's flat pin head and flat pin seat, the flat pin seat has the draw-in groove, the flat pin head can insert in the draw-in groove, all be provided with the connecting hole on flat pin seat and the flat pin head, a pin passes the connecting hole and fixes flat pin seat and flat pin head.
2. The mold of claim 1, wherein said nose portion is arcuate and has a length greater than the length of said flat pin housing.
3. The mold of claim 2, wherein the flat pin base has an arc-shaped body, the body is provided with a slot, and the arc degree of the flat pin head is the same as the arc degree of the flat pin base.
4. The mold of claim 1, wherein the cavity of the B plate is provided with a slide block, and the slide block is separated by a taper pin.
5. The mold of claim 4, wherein the base plate has a first restraint post disposed thereon.
6. The mold of claim 1, wherein a drive means is provided at said base plate, said drive means moving said rear core.
7. The mold with the flat pin according to claim 1, further comprising a top rod, wherein the top rod drives the top pin plate group to move, and a second limiting column is further disposed at the bottom plate.
8. The mold of claim 1, wherein a heat flow channel plate is disposed between the face plate and the A plate.
CN202121282345.2U 2021-06-09 2021-06-09 Mould with flat pin Active CN215039943U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121282345.2U CN215039943U (en) 2021-06-09 2021-06-09 Mould with flat pin

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121282345.2U CN215039943U (en) 2021-06-09 2021-06-09 Mould with flat pin

Publications (1)

Publication Number Publication Date
CN215039943U true CN215039943U (en) 2021-12-07

Family

ID=79204823

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121282345.2U Active CN215039943U (en) 2021-06-09 2021-06-09 Mould with flat pin

Country Status (1)

Country Link
CN (1) CN215039943U (en)

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