CN213006350U

CN213006350U - Baffle type secondary ejection device and mold using same

Info

Publication number: CN213006350U
Application number: CN202021133214.3U
Authority: CN
Inventors: 孟仕春; 刘红灯
Original assignee: Shenzhen Kemeng Precision Mould Co ltd
Current assignee: Shenzhen Kemeng Precision Mould Co ltd
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2021-04-20
Anticipated expiration: 2030-06-17

Abstract

The utility model discloses a baffle formula secondary ejecting device and use device's mould, it includes: the fixing seat is fixed on the die base, a channel is arranged on the fixing seat, clamping grooves are formed in two sides of the channel, a first inclined plane is arranged on each clamping groove, and the clamping grooves are communicated with the channel; the baffle is movably connected with the lower die plate of the die, one end of the baffle is inserted into the channel and the clamping groove, and a second inclined surface matched with the first inclined surface is arranged on the baffle; and the bottom end of the push rod is fixed on the ejector plate of the die, the top end of the push rod is inserted into the channel and pushes against the baffle, and when the push rod pushes against the baffle to move upwards, the fixed seat can completely press the baffle into the lower die plate. Adopt above-mentioned design, make the utility model discloses can realize that the secondary is ejecting, to the injury of product when reducing the drawing of patterns, and stability is high, and ejecting error is little.

Description

Baffle type secondary ejection device and mold using same

Technical Field

The utility model relates to a mould field especially relates to a baffle formula secondary ejecting device and use device's mould.

Background

After a product is injected and molded on a mold, the product can be adhered to the mold, the mold adhesion force is large, and the product needs to be ejected out of the mold by an ejector pin. When the traditional ejection mode is adopted for demolding, the problems of dragging, white ejection and the like are easily caused to products, particularly, the requirements on ejection travel of some products with special shapes are high, and the traditional ejection device is difficult to demold the products under the condition of not damaging the products.

Accordingly, there is a need for a dual ejection apparatus of the flapper type and a mold using the same that solve one or more of the above problems.

SUMMERY OF THE UTILITY MODEL

For solving one or more problems that exist among the prior art, the utility model provides a baffle formula secondary ejecting device and use device's mould.

The utility model discloses a reach the technical scheme that above-mentioned purpose adopted and be: a baffled secondary ejection device, the secondary ejection device comprising:

the fixing seat is fixed on the die base, a channel is arranged on the fixing seat, clamping grooves are formed in two sides of the channel, a first inclined plane is arranged on each clamping groove, and the clamping grooves are communicated with the channel;

the baffle is movably connected with the lower die plate of the die, one end of the baffle is inserted into the channel and the clamping groove, and a second inclined surface matched with the first inclined surface is arranged on the baffle; and

the bottom end of the push rod is fixed on the ejector plate of the die, the top end of the push rod is inserted into the channel and pushes against the baffle, and when the push rod pushes against the baffle to move upwards, the fixed seat can completely press the baffle into the lower die plate.

In some embodiments, the slot is in the shape of a right trapezoid.

In some embodiments, the secondary ejection device comprises a movable groove which is arranged on the lower template and is matched with the baffle, one end of the baffle is inserted into the movable groove, and a threaded hole is formed in the movable groove.

In some embodiments, the secondary ejection device further comprises a bolt rod, and one end of the bolt rod penetrates through the baffle plate and is in threaded connection with the threaded hole.

In some embodiments, the bolt shaft is further sleeved with a spring, and the spring is located between the baffle and the threaded hole.

The utility model also provides a mould, the mould includes the mould body, and sets up on the mould body as above-mentioned arbitrary any baffle formula secondary ejecting device.

The utility model has the advantages that: compared with the prior art, the utility model discloses a: the fixing seat is fixed on the die base, a channel is arranged on the fixing seat, clamping grooves are formed in two sides of the channel, a first inclined plane is arranged on each clamping groove, and the clamping grooves are communicated with the channel; the baffle is movably connected with the lower die plate of the die, one end of the baffle is inserted into the channel and the clamping groove, and a second inclined surface matched with the first inclined surface is arranged on the baffle; and the bottom end of the push rod is fixed on the ejector plate of the die, the top end of the push rod is inserted into the channel and pushes against the baffle, and when the push rod pushes against the baffle to move upwards, the fixed seat can completely press the baffle into the lower die plate. Adopt above-mentioned design, make the utility model discloses can realize that the secondary is ejecting, to the injury of product when reducing the drawing of patterns, and stability is high, and ejecting error is little.

Drawings

FIG. 1 is a schematic structural view of a mold according to a preferred embodiment of the present invention;

fig. 2 is a schematic structural view of a secondary ejection device according to a preferred embodiment of the present invention;

FIG. 3 is a schematic view of a fixing base according to a preferred embodiment of the present invention;

fig. 4 is a schematic structural view of a baffle according to a preferred embodiment of the present invention.

In the figure:

1. a mold body; 11. a base; 12. a lower template; 13. mounting a template; 14. an ejector plate;

2. a push rod;

3. a fixed seat; 31. a channel; 32. a card slot;

4. and a baffle plate.

Detailed Description

In order to make the above objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

As shown in fig. 1-4, the utility model provides a 4 formula secondary ejection devices on baffle, secondary ejection device includes:

the fixing seat 3 is fixed on the mold base 11, a channel 31 is arranged on the fixing seat 3, clamping grooves 32 are arranged on two sides of the channel 31, a first inclined plane is arranged on each clamping groove 32, and the clamping grooves 32 are communicated with the channel 31;

the baffle 4 is movably connected with the lower die plate 12 of the die, one end of the baffle 4 is inserted into the channel 31 and the clamping groove 32, and a second inclined surface matched with the first inclined surface is arranged on the baffle 4; and

the bottom end of the push rod 2 is fixed on the ejector plate 14 of the die, the top end of the push rod 2 is inserted into the channel 31 and pushes against the baffle 4, and when the push rod 2 pushes against the baffle 4 to move upwards, the fixed seat 3 can completely press the baffle 4 into the lower die plate 12.

In some embodiments, the slot 32 is in the shape of a right trapezoid.

In some embodiments, the secondary ejection device includes a movable groove provided on the lower mold plate 12 and matched with the baffle 4, one end of the baffle 4 is inserted into the movable groove, and the movable groove is provided with a threaded hole.

In some embodiments, the secondary ejection device further comprises a bolt rod, and one end of the bolt rod penetrates through the baffle 4 and is in threaded connection with the threaded hole.

In some embodiments, the bolt shaft is further sleeved with a spring, and the spring is located between the baffle 4 and the threaded hole.

Specifically, the conventional die body 1 generally includes a base 11, an ejector plate 14, a lower die plate 12, an upper die plate 13, an ejector seat, an ejector pin, a return pin, a guide post, and the like, and the ejector plate 14 is pushed upward to lift the upper die plate 13, so that the upper die plate 13 is separated from the lower die plate 12, and the ejector pin ejects the product to be demolded. The ejector pins of the present embodiment include an ejector pin fixed to the base 11 and an ejector pin fixed to the ejector plate 14.

This embodiment sets up the both sides at mould body 1, including fixing the push rod 2 in the 14 sides of thimble board, fix the fixing base 3 on base 11, fixing base 3 is located push rod 2 tops, push rod 2 stretches into in the passageway 31 of fixing base 3, this passageway 31 can be passed to push rod 2, and connect baffle 4 on lower bolster 12, baffle 4 is equipped with the one end card that the second inclined plane is gone into in the draw-in groove 32 of fixing base 3, be equipped with on the draw-in groove 32 with the first inclined plane of second inclined plane matched with, baffle 4 keeps off push rod 2 in the below simultaneously. The lower template 12 is provided with a movable groove, the movable groove is provided with a threaded hole, the baffle 4 is provided with a corresponding through hole, a bolt rod penetrates through the through hole of the baffle 4 and is in threaded connection with the threaded hole, a spring is sleeved on the bolt rod and has an outward pushing force on the baffle 4, and by the design, the baffle 4 can not be separated from the movable groove, and can be completely extruded into the movable groove under the extrusion of external force, and can return to the original position to be clamped into the clamping groove 32 under the extrusion of external force. The through holes on the baffle 4 are sinking, so that the bolt heads of the bolt rods cannot block the push rod 2 after the baffle 4 is extruded into the movable groove.

Push up a certain distance with thimble board 14, push rod 2 is because fixing on thimble board 14 simultaneously, so push rod 2 also pushes up baffle 4 upward movement, because fixing base 3 is fixed on base 11, and baffle 4 one end card is gone into in draw-in groove 32, so when push rod 2 pushes up baffle 4 upward movement, the first inclined plane of fixing base 3 cooperatees with the second inclined plane of baffle 4, make baffle 4 upward movement on one side, gradually extrude in the activity inslot on one side, when baffle 4 upward movement, because baffle 4 one end is inserted into the activity inslot, so lower bolster 12 also upward movement along with baffle 4, the product is also pushed up upward movement, the product is with fixing the thimble preliminary separation on base 11 this moment, accomplish first step ejecting. After the baffle 4 is completely extruded into the movable groove, the ejector plate 14 can drive the ejector pins, the push rods 2 and the like to continuously move upwards due to no blocking of the baffle 4, so that the upper template 13 is continuously ejected, the ejector pins on the ejector plate 14 push the product to continuously move upwards until the product is completely demoulded, and the second ejection step is realized. After the product is demolded, the present embodiment may be returned to its original position with the ejector plate 14 down.

The utility model also provides a mould, the mould includes mould body 1, and sets up baffle formula secondary ejecting device as above-mentioned arbitrary one on the mould body 1.

To sum up, the utility model comprises a fixed seat 3 fixed on a mold base 11, wherein a channel 31 is arranged on the fixed seat 3, clamping grooves 32 are arranged on two sides of the channel 31, a first inclined plane is arranged on the clamping grooves 32, and the clamping grooves 32 are communicated with the channel 31; the baffle 4 is movably connected with the lower die plate 12 of the die, one end of the baffle 4 is inserted into the channel 31 and the clamping groove 32, and a second inclined surface matched with the first inclined surface is arranged on the baffle 4; and the bottom end of the push rod 2 is fixed on the mold ejector plate 14, the top end of the push rod 2 is inserted into the channel 31 and pushes against the baffle 4, and when the push rod 2 pushes against the baffle 4 to move upwards, the fixed seat 3 can completely press the baffle 4 into the lower template 12. Adopt above-mentioned design, make the utility model discloses can realize that the secondary is ejecting, to the injury of product when reducing the drawing of patterns, and stability is high, and ejecting error is little.

The above-described embodiments are merely illustrative of one or more embodiments of the present invention, and the description thereof is more specific and detailed, but the scope of the invention is not limited thereto. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A baffled secondary ejection device, comprising:

2. The baffled secondary ejection device of claim 1, wherein the pockets are right trapezoid shaped.

3. The baffled secondary ejection device of claim 1, wherein the secondary ejection device comprises a movable slot provided in the lower plate and adapted to mate with the baffle plate, one end of the baffle plate being inserted into the movable slot, the movable slot being provided with a threaded hole.

4. The baffled secondary ejection device of claim 3, further comprising a bolt rod having one end threaded through the baffle and into threaded engagement with the threaded bore.

5. The baffled secondary ejection device of claim 4, wherein the bolt shank is further sleeved with a spring, and the spring is located between the baffle and the threaded hole.

6. A mold comprising a mold body, and the baffled secondary ejection device of any of claims 1-5 disposed on the mold body.