CN104129018B

CN104129018B - Production exiting mechanism

Info

Publication number: CN104129018B
Application number: CN201310156376.7A
Authority: CN
Inventors: 郭文波
Original assignee: Mitac Precision Technology Kunshan Ltd
Current assignee: Mitac Precision Technology Kunshan Ltd
Priority date: 2013-04-30
Filing date: 2013-04-30
Publication date: 2017-04-12
Anticipated expiration: 2033-04-30
Also published as: CN104129018A

Abstract

The invention discloses a production exiting mechanism which is disposed in a mould. The mould is used for moulding a product which is provided with a projecting clamping hook in the horizontal direction and a projecting barb in the vertical direction. The production exiting mechanism includes: a core insert with a top part being provided with a barb moulding surface used for moulding the barb. An oblique pin slot is formed in the core insert and is provided with a first straight slot, a first oblique slot, a second oblique slot and a second straight slot, wherein the first straight slot, the first oblique slot, the second oblique slot and the second straight slot are successively arranged in the oblique pin slot and connected to each other. A first oblique side wall is arranged in the first oblique slot and a second oblique side wall is arranged in the second oblique slot. An oblique pin is movably disposed in the oblique pin slot. One side of the top of the oblique pin is provided with a clamping hook moulding surface used for moulding the clamping hook. A first straight pushing rod, an oblique pushing rod and a second straight pushing rod are successively arranged in the oblique pin and are connected to each other. By means of the production exiting mechanism, a product, which is provided with the projecting clamping hook in the horizontal direction and the projecting barb in the vertical direction, can be exited.

Description

Product exit structure

【Technical field】

The present invention relates to a kind of product exit structure, and in particular to a kind of tool horizontal direction grab and vertical direction barb Product exit structure.

【Background technology】

Please refer to Fig. 1, Fig. 2, Fig. 1 be a kind of structural representation of product, Fig. 2 be schematically shown as the A-A of local in Fig. 1 to Sectional view.Product 100 as shown in the figure（For example, keyboard）, can have the grab 101 and vertical direction of horizontal direction protrusion The barb 102 of protrusion（For example, rib）.

Fig. 3 is referred to, Fig. 3 is schematically shown as a kind of inclined pin structure schematic diagram of prior art.The taper pin 200 is located at male die core In 201, using the product 100 in 200 molding Fig. 1 of the taper pin, the top side of the taper pin 200 has grab described in molding 101 forming surface, the 200 top opposite side of taper pin have the barb forming surface of barb 102 described in molding.However, it is described fall In the case that hook 102 is not cancelled, the taper pin 200 is due to the stop of the barb 102, it is impossible to exit, therefore the structure can not Take.And the demand of client needs to retain the barb 102.

In view of this, it is necessary in fact to provide a kind of product exit structure, to solve the above problems.

【The content of the invention】

It is therefore an object of the present invention to provide a kind of product exit structure, solution has horizontal direction using mould molding Protrusion grab and vertical direction protrude the problem that cannot be exited during the product of barb.

In order to achieve the above object, product exit structure of the invention, in a mould, the mould molding has water Square to protrusion grab and vertical direction protrusion barb product, the product exit structure includes：

Male die core, has taper pin groove in the barb forming surface with barb described in molding, the male die core at the top of which, described , with the first straight trough, the first skewed slot, the second skewed slot, the second straight trough sequentially set up and be connected with each other, described first is oblique for taper pin groove Have in groove in the first oblique side wall, second skewed slot and there is the second oblique side wall；

Taper pin, movable in the taper pin groove, the side at the top of the taper pin has the grab of grab described in molding Forming surface, the taper pin is with the first straight push rod, angle ejector rod, the second straight push rod sequentially set up and be connected with each other.

Optionally, the product exit structure also has oblique pin base, and the taper pin is solid away from described grab forming surface one end In the oblique pin base.

Optionally, have between the barb of the top of the taper pin and the product and exit distance.

Compared to prior art, the product exit structure of the present invention, when die sinking, the first straight push rod laminating described the One straight trough, the first straight push rod is limited to be done straight line and moves upwards, and the taper pin also does straight line and moves upwards, until the oblique top Described first oblique side wall of side laminating first skewed slot of bar, now, the product departs from the male die core, the barb It is rejected；Continue die sinking, the side of the angle ejector rod starts to depart from the first oblique side wall, and the opposite side of the angle ejector rod starts Into the described second oblique side wall, the angle ejector rod is limited to the described first oblique side wall and the second oblique side wall does and transports obliquely It is dynamic, until the angle ejector rod completely disengages from the described first oblique side wall and completely into the described second oblique side wall, the taper pin also by Drive is done and is moved obliquely, and now, the taper pin departs from the grab；Continue die sinking, the taper pin does straight line and moves upwards, directly Ejected to the product completely.It can be seen that, using the exit structure, can reach and grab and vertical side be protruded with horizontal direction To exiting for the product for protruding barb.

【Description of the drawings】

Fig. 1 is a kind of structural representation of product.

Fig. 2 is schematically shown as the A-A of local in Fig. 1 to sectional view.

Fig. 3 is schematically shown as a kind of inclined pin structure schematic diagram of prior art.

Fig. 4 is schematically shown as the matched moulds state sectional view of one preferred embodiment of product exit structure of the present invention.

Fig. 5 is schematically shown as the first die opening state sectional view of one preferred embodiment of product exit structure of the present invention.

Fig. 6 is schematically shown as the second die opening state sectional view of one preferred embodiment of product exit structure of the present invention.

Fig. 7 is schematically shown as the three-part pattern state sectional view of one preferred embodiment of product exit structure of the present invention.

【Specific embodiment】

Fig. 1, Fig. 2, Fig. 4 are referred to jointly please, wherein, Fig. 4 is schematically shown as one preferred embodiment of product exit structure of the present invention Matched moulds state sectional view.

In order to achieve the above object, product exit structure of the invention, in a mould, the mould molding has water Square to protrusion grab 101 and vertical direction protrusion barb 102 product 100, in the present embodiment, the product exit structure Including：

Male die core 103, the barb forming surface with barb 102 described in molding at the top of which have in male die core 103 oblique Cotter way, the taper pin groove is with the first straight trough 105, the first skewed slot, the second skewed slot, the second straight trough sequentially set up and be connected with each other 108, have in first skewed slot in the first oblique side wall 106, second skewed slot and there is the second oblique side wall 107；

Taper pin, movable in the taper pin groove, the side at the top of the taper pin has the card of grab 101 described in molding Hook forming surface, the taper pin is with the first straight push rod 109, angle ejector rod 110, the second straight push rod sequentially set up and be connected with each other 111。

Optionally, the product exit structure also has oblique pin base 112, and the taper pin is away from described grab forming surface one end It is fixed in the oblique pin base 112.

Optionally, have between the barb 102 of the top of the taper pin and the product 100 and exit distance, so can be When exiting, horizontal direction avoids the barb 102.

Referring again to figure Fig. 5, Fig. 5 is schematically shown as the first die opening state of one preferred embodiment of product exit structure of the present invention Sectional view.

When die sinking, the first straight push rod 109 is fitted first straight trough 105, and the first straight push rod 109 is limited to be done Straight line is moved upwards, and the taper pin also does straight line and moves upwards, first skewed slot until the side of the angle ejector rod 110 is fitted The described first oblique side wall 106, now, the product 100 departs from the male die core 103, and the barb 102 is rejected；

Referring again to figure Fig. 6, Fig. 6 is schematically shown as the second die opening state of one preferred embodiment of product exit structure of the present invention Sectional view.

From the above, continue die sinking, the side of the angle ejector rod 110 starts to depart from the first oblique side wall 106, described oblique The opposite side of push rod 110 initially enters the described second oblique side wall 107, and the angle ejector rod 110 is limited to the described first oblique side wall 106 And the second oblique side wall 107 does and moves obliquely, until the angle ejector rod 110 completely disengages from the described first oblique side wall 106 simultaneously Completely into the described second oblique side wall 107, the taper pin is also driven to do and moves obliquely, and now, the taper pin departs from described Grab 101.

Referring again to figure Fig. 7, Fig. 7 is schematically shown as the three-part pattern state of one preferred embodiment of product exit structure of the present invention Sectional view.

From the above, continue die sinking, the taper pin does straight line and moves upwards, until the product 100 is ejected completely.

It can be seen that, using the exit structure, can reach and grab 101 and vertical direction protrusion barb be protruded with horizontal direction 102 product 100 is exited.

Claims

1. a kind of product exit structure, in a mould, the mould molding has the grab of horizontal direction protrusion and vertically The product of the barb of direction protrusion, it is characterised in that the product exit structure includes：

Male die core, has taper pin groove, the taper pin in the barb forming surface with barb described in molding, the male die core at the top of which Groove have sequentially set up and be connected with each other the first straight trough, the first skewed slot, the second skewed slot, the second straight trough, in first skewed slot With the first oblique side wall, second skewed slot is interior to have the second oblique side wall；

Taper pin, movable in the taper pin groove, the side at the top of the taper pin has the grab molding of grab described in molding Face, the taper pin is with the first straight push rod, angle ejector rod, the second straight push rod sequentially set up and be connected with each other, the top of the taper pin Have between the barb of portion and the product and exit distance.

2. product exit structure as claimed in claim 1, it is characterised in that the product exit structure also has oblique pin base, The taper pin is fixed in the oblique pin base away from described grab forming surface one end.