CN209504799U - A kind of EVA jetting mold with automatic cutting structure - Google Patents
A kind of EVA jetting mold with automatic cutting structure Download PDFInfo
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- CN209504799U CN209504799U CN201822145727.5U CN201822145727U CN209504799U CN 209504799 U CN209504799 U CN 209504799U CN 201822145727 U CN201822145727 U CN 201822145727U CN 209504799 U CN209504799 U CN 209504799U
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Abstract
The utility model belongs to injection molding technical field, in particular a kind of EVA jetting mold with automatic cutting structure, including lower die and upper mold compatible with lower die, material feeding interface there are two being opened up in the lower die, first cavity there are two being opened up in the lower die, the first square through hole being connected with material feeding interface is offered in the top inner wall of first cavity, guide rod there are two being symmetrically fixedly mounted in the bottom interior wall of first cavity, the top of two guide rods is fixedly connected with the top inner wall of the first cavity, the same movable plate is slidably fitted on two guide rods.The utility model in lower die by being arranged material cutting-off mechanism, it can be after the molding of EVA raw material, the molding material handle in injection flow passage and material feeding interface is chopped off with during lower moulding/demoulding in upper mold, material is automatically performed the mask work with finished product, the process for reducing artificial shearing material handle, production efficiency is improved, the better effect of finished product is made.
Description
Technical field
The present invention relates to injection molding technical field more particularly to a kind of EVA jetting molds with automatic cutting structure.
Background technique
Injection mold is a kind of tool for producing plasthetics, is also to confer to plasthetics complete structure and accurate dimension
Tool, injection molding are a kind of processing methods used when producing certain complex-shaped components in batches, refer specifically to melt heated
Material die cavity is injected by high pressure, after cooling and solidifying, obtain formed products.
Product in injection mold is after molding, and during demoulding, the molding material in runner is meeting and product
It is sticked together, hereafter needs staff that will expect to influence work effect manually being wiped out from the cast gate of product edge with scissors
Rate, also, the dynamics for manually cutting material is not easy control, is easy to form shaped article and damage, influences the aesthetics of product entirety,
Therefore we have proposed a kind of EVA jetting molds with automatic cutting structure for solving the above problems.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and the one kind proposed has automatic cutting knot
The EVA jetting mold of structure.
To achieve the goals above, present invention employs following technical solutions: a kind of EVA with automatic cutting structure
Jetting mold, including lower die and upper mold compatible with lower die open up in the lower die there are two material feeding interface, in the lower die
It opens up there are two the first cavity, it is rectangular logical that first to be connected with material feeding interface is offered in the top inner wall of first cavity
Hole is symmetrically fixedly mounted in the bottom interior wall of first cavity there are two guide rod, and the top of two guide rods is with first
The top inner wall of cavity is fixedly connected, and the same movable plate is slidably fitted on two guide rods, and the top of the movable plate is solid
Dingan County is equipped with closure plate, and the top of the closure plate extends in the first square through hole and is slidingly sealed with the inner wall of the first square through hole
It connects, is arranged with the first spring, bottom of the bottom end of two the first springs with the first cavity on the outer wall of two guide rods
Inner wall is fixedly connected, and the top of two the first springs is fixedly connected with movable plate, is opened up in the lower die there are two the second chamber
Body offers the second square through hole being connected with material feeding interface in the bottom interior wall of second cavity, and described second is rectangular
Cutting plate is slidably and sealingly connected on the inner wall of through-hole, the bottom of the cutting plate extends in the first square through hole and connects with closure plate
Touching opens up at the top of the lower die there are two the second circular trough, offers in the bottom interior wall of second circular trough and the
The first circular through hole that two cavitys are connected, interaction is equipped with push rod on the inner wall of first circular through hole, the push rod
Top extends to the top of lower die and is fixedly connected with limit plectane, the bottom end of the push rod extend in the second cavity and
It is fixedly connected with the first fixed plate, the bottom symmetrical rotational installation of first fixed plate is there are two first connecting rod, and described the
The first circular trough is offered on the two sides inner wall of two cavitys, is slidably fitted with slide bar on the inner wall of two the first circular troughs,
One end of second spring is fixedly installed on the side inner wall that two the first circular troughs are located remotely from each other, two second springs are mutual
Close one end is fixedly connected with corresponding slide bar, and it is fixed that two slide bar one end close to each other are fixedly connected to second
Plate, two one end of first connecting rod far from the first fixed plate are rotatablely connected with corresponding second fixed plate, and two second
The second connecting rod, two the second connecting rods one end close to each other are rotatably equipped on fixed plate side outer wall close to each other
It is rotatably equipped with the same third fixed plate, is extended at the top of the cutting plate in the second cavity and the bottom with third fixed plate
Be fixedly connected, in the lower die setting there are two forming cavity, two forming cavities with the discharge port phase of corresponding material feeding interface
Connection, in the lower die setting there are two injection flow passage, two injection flow passages with the feed inlet phase of corresponding material feeding interface
Connection.
Preferably, square groove there are two symmetrically being opened up on the inner wall of first circular through hole, the inner wall of two square grooves
On be fixedly installed with fixed round bar, be fixedly mounted on the outer wall of the push rod there are two fixed block, two fixed round bars pass through
It wears corresponding fixed block and is slidably connected with corresponding fixed block, be arranged with third bullet on the outer wall of two fixed round bars
Spring.
Preferably, the second circular through hole is offered on the fixed block, the fixed round bar runs through the second circular through hole
And it is slidably connected with the inner wall of the second circular through hole.
Preferably, it is opened up on the movable plate there are two third circular through hole, two guide rods run through corresponding the
Three circular through holes are simultaneously slidably connected with the inner wall of corresponding third circular through hole, symmetrical in the top inner wall of first cavity
First limited post there are two being fixedly mounted.
Preferably, it is symmetrically opened up on the inner wall of first circular trough there are two sliding slot, it is fixed on the outer wall of the slide bar
There are two sliding block, two sliding blocks to be slidably connected with corresponding sliding slot for installation.
Preferably, the first sealing ring is fixedly installed on the inner wall of first square through hole, the closure plate runs through first
Sealing ring is simultaneously slidably and sealingly connected with the first sealing ring, and first sealing ring is PTFE material.
Preferably, the second sealing ring is fixedly installed on the inner wall of second square through hole, the cutting plate runs through second
Sealing ring is simultaneously slidably and sealingly connected with the second sealing ring.
Preferably, the first connecting rod is identical as the specification of the second connecting rod, in the top inner wall of second cavity
There are two the second limited posts for symmetrical fixed installation, and the bottom end of two the second limited posts is in contact with the first fixed plate.
Compared with prior art, the beneficial effects of the present invention are: passing through lower die, material feeding interface, the first square through hole, first
Cavity, movable plate, closure plate, the first spring, the second square through hole, cutting plate, the second cavity, the first circular through hole, pushes away guide rod
Bar, limit plectane, the first fixed plate, first connecting rod, the first circular trough, slide bar, second spring, the second fixed plate, second connect
Extension bar, third fixed plate, the second circular trough, square groove, fixed round bar, fixed block, third spring and upper mold match, lower die with
During upper mold is closed, limit plectane can be moved downward by the pressure of upper mold, so as to drive the downward telemechanical of push rod, third
Spring can be compressed by the pressure of fixed block, stored elastic potential energy, can be passed through two during the downward telemechanical of the first fixed plate
A first connecting rod pushes two the second fixed plates to be located remotely from each other, and two second springs can quilt by the thrust of corresponding slide bar
Compression stores elastic potential energy, and during two the second fixed plates are located remotely from each other, two the second connecting rods can drive third to fix
Plate moves upwards, so that stretchy cutting plate moves upwards, after closure plate is without the pressure of cutting plate, in the effect of the first spring
Under, top can be with the bottom interior wall flush of material feeding interface, after upper mold is completely integrated with lower die, the bottom of cutting plate and material feeding
The top inner wall flush of interface, material feeding interface are then opened；
Pass through lower die, material feeding interface, the second square through hole, cutting plate, the second cavity, the first circular through hole, push rod, limit circle
Plate, the first fixed plate, first connecting rod, the first circular trough, slide bar, second spring, the second fixed plate, the second connecting rod, third
Fixed plate, the second circular trough, square groove, fixed round bar, fixed block, third spring, injection flow passage, upper mold match, to product
After molding, when opening upper mold, the push rod after losing upper mold gravity can move upwards under the action of third spring, meanwhile, two
Second spring in a first circular trough will push two the second fixed plates and move toward one another, and two the second connecting rods will push third
The downward telemechanical of fixed plate, third fixed plate will push the downward telemechanical of cutting plate, when the first fixed plate moves up to and the second limit
When column is in contact, the bottom of cutting plate can then drop to initial position, and molding material is then being chopped off in material feeding interface；
The present invention, can be after the molding of EVA raw material, in the mistake of upper mold and lower moulding/demoulding by the way that material cutting-off mechanism is arranged in lower die
By the molding material in injection flow passage and material feeding interface chopping off in journey, material is automatically performed the mask work with finished product, is reduced
The process of artificial shearing material handle, improves production efficiency, makes the better effect of finished product.
Detailed description of the invention
Fig. 1 is a kind of elevational cross-sectional view of the EVA jetting mold with automatic cutting structure proposed by the present invention；
Fig. 2 is enlarged drawing at the A of Fig. 1；
Fig. 3 is enlarged drawing at the B of Fig. 2；
Fig. 4 is enlarged drawing at the C of Fig. 2；
Fig. 5 is enlarged drawing at the D of Fig. 2；
Fig. 6 is enlarged drawing at the E of Fig. 2；
Fig. 7 is a kind of side view cutaway drawing of the EVA jetting mold with automatic cutting structure proposed by the present invention；
Fig. 8 is enlarged drawing at the F of Fig. 7；
Fig. 9 is a kind of top view of the EVA jetting mold with automatic cutting structure proposed by the present invention.
In figure: 1, lower die；2, material feeding interface；3, the first square through hole；4, the first cavity；5, guide rod；6, movable plate；7,
Closure plate；8, the first spring；9, the second square through hole；10, cutting plate；11, the second cavity；12, the first circular through hole；13, push rod；
14, plectane is limited；15, the first fixed plate；16, first connecting rod；17, the first circular trough；18, slide bar；19, second spring；
20, the second fixed plate；21, the second connecting rod；22, third fixed plate；23, the second circular trough；24, square groove；25, fixed circle
Bar；26, fixed block；27, third spring；28, forming cavity；29, injection flow passage；30, upper mold.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Embodiment
A kind of EVA jetting mold with automatic cutting structure is proposed with reference to shown in Fig. 1-9, in the present embodiment, including
Lower die 1 and upper mold 30 compatible with lower die 1 open up in lower die 1 there are two material feeding interface 2, open up that there are two first in lower die 1
Cavity 4 offers the first square through hole 3 being connected with material feeding interface 2 in the top inner wall of first cavity 4, the first cavity 4
Guide rod 5 there are two being symmetrically fixedly mounted in bottom interior wall, top inner wall of the top of two guide rods 5 with the first cavity 4
It is fixedly connected, the same movable plate 6 is slidably fitted on two guide rods 5, the top of movable plate 6 is fixedly installed with closure plate 7, blocks up
The top of plate 7 extends in the first square through hole 3 and is slidably and sealingly connected with the inner wall of the first square through hole 3, two guide rods 5
Outer wall on be arranged with the first spring 8, the bottom end of two the first springs 8 is fixedly connected with the bottom interior wall of the first cavity 4,
The top of two the first springs 8 is fixedly connected with movable plate 6, is opened up in lower die 1 there are two the second cavity 11, the second cavity 11
Bottom interior wall on offer the second square through hole 9 being connected with material feeding interface 2, slided on the inner wall of the second square through hole 9
It is sealedly connected with cutting plate 10, the bottom of cutting plate 10 extends in the first square through hole 3 and is in contact with closure plate 7, the top of lower die 1
Portion is opened up there are two the second circular trough 23, is offered in the bottom interior wall of the second circular trough 23 and to be connected with the second cavity 11
First circular through hole 12, interaction is equipped with push rod 13 on the inner wall of the first circular through hole 12, and the top of push rod 13 extends to lower die
Top and be fixedly connected with limit plectane 14, the bottom end of push rod 13 extends in the second cavity 11 and is fixedly connected with the
One fixed plate 15, there are two first connecting rod 16, the two sides of the second cavity 11 for the bottom symmetrical rotational installation of the first fixed plate 15
The first circular trough 17 is offered on inner wall, is slidably fitted with slide bar 18 on the inner wall of two the first circular troughs 17, two
One end of second spring 19, two 19 phases of second spring are fixedly installed on the side inner wall that one circular trough 17 is located remotely from each other
Mutually close one end is fixedly connected with corresponding slide bar 18, and two one end close to each other of slide bar 18 are fixedly connected to the
Two fixed plates 20, the one end of two first connecting rods 16 far from the first fixed plate 15 are rotated with corresponding second fixed plate 20
It connects, the second connecting rod 21, two second companies is rotatably equipped on two the second fixed plates 20 side outer wall close to each other
The one end close to each other of extension bar 21 is rotatably equipped with the same third fixed plate 22, and the top of cutting plate 10 extends to the second cavity 11
It is interior and be fixedly connected with the bottom of third fixed plate 22, in lower die 1 setting there are two forming cavity 28, two forming cavities 28 with phase
The discharge port of corresponding material feeding interface 2 is connected, in lower die 1 setting there are two injection flow passage 29, two injection flow passages 29 with
The feed inlet of corresponding material feeding interface 2 is connected.
In the present embodiment, symmetrically opened up on the inner wall of the first circular through hole 12 there are two square groove 24, two square grooves 24
Inner wall on be fixedly installed with fixed round bar 25, be fixedly mounted that there are two fixed block 26, two fixations on the outer wall of push rod 13
Round bar 25 is slidably connected through corresponding fixed block 26 and with corresponding fixed block 26, the outer wall of two fixed round bars 25
On be arranged with third spring 27, offer the second circular through hole on fixed block 26, fixed round bar 25 is round logical through second
The inner wall of the second circular through hole of Kong Bingyu is slidably connected, and is opened up on movable plate 6 there are two third circular through hole, two guide rods 5
Run through corresponding third circular through hole and is slidably connected with the inner wall of corresponding third circular through hole, the first cavity 4
It is symmetrically fixedly mounted in top inner wall there are two the first limited post, symmetrically opens up that there are two sliding on the inner wall of the first circular trough 17
Slot is fixedly mounted on the outer wall of slide bar 18 there are two sliding block, and two sliding blocks are slidably connected with corresponding sliding slot, and first is rectangular
The first sealing ring is fixedly installed on the inner wall of through-hole 3, closure plate 7 through the first sealing ring and is slidingly sealed company with the first sealing ring
It connects, the first sealing ring is PTFE material, is fixedly installed with the second sealing ring on the inner wall of the second square through hole 9, cutting plate 10 runs through
Second sealing ring is simultaneously slidably and sealingly connected with the second sealing ring, and first connecting rod 16 is identical as the specification of the second connecting rod 21, the
It is symmetrically fixedly mounted in the top inner wall of two cavitys 11 there are two the second limited post, the bottom end of two the second limited posts is with first
Fixed plate 15 is in contact；
In the present embodiment, pass through lower die 1, material feeding interface 2, the first square through hole 3, the first cavity 4, guide rod 5, movable plate
6, closure plate 7, the first spring 8, the second square through hole 9, cutting plate 10, the second cavity 11, the first circular through hole 12, push rod 13, limit
Plectane 14, the first fixed plate 15, first connecting rod 16, the first circular trough 17, slide bar 18, second spring 19, the second fixed plate
20, the second connecting rod 21, third fixed plate 22, the second circular trough 23, square groove 24, fixed round bar 25, fixed block 26, third bullet
Spring 27 and upper mold 30 match, and during lower die 1 and upper mold 30 are closed, limit plectane 14 can be to by the pressure of upper mold 30
Lower movement, so as to drive the downward telemechanical of push rod 13, third spring 27 can be compressed by the pressure of fixed block 26, storage elasticity
Potential energy can push two the second fixed plates 20 by two first connecting rods 16 during the downward telemechanical of the first fixed plate 15
It being located remotely from each other, two second springs 19 can be compressed by the thrust of corresponding slide bar 18, storage elastic potential energy, and two second
During fixed plate 20 is located remotely from each other, two the second connecting rods 21 can drive third fixed plate 22 to move upwards, so as to draw
Dynamic cutting plate 10 moves upwards, and after closure plate 7 is without the pressure of cutting plate 10, under the action of the first spring 8, top can be with note
After expecting that the bottom interior wall flush of interface 2, upper mold 30 and lower die 1 are completely integrated, the bottom of cutting plate 10 and the top of material feeding interface 2
Portion's inner wall flush, material feeding interface 2 are then opened；Pass through lower die 1, material feeding interface 2, the second square through hole 9, cutting plate 10, second
Cavity 11, the first circular through hole 12, push rod 13, limit plectane 14, the first fixed plate 15, first connecting rod 16, the first circular trough
17, slide bar 18, second spring 19, the second fixed plate 20, the second connecting rod 21, third fixed plate 22, the second circular trough 23, rectangular
Slot 24, fixed round bar 25, fixed block 26, third spring 27, injection flow passage 29, upper mold 30 match, and after formed product, beat
When opening upper mold 30, the push rod 13 after losing 30 gravity of upper mold can move upwards under the action of third spring 27, meanwhile, two
Second spring 19 in first circular trough 17 will push two the second fixed plates 20 and move toward one another, two 21 meetings of the second connecting rod
The downward telemechanical of third fixed plate 22 is pushed, third fixed plate 22 will push the downward telemechanical of cutting plate 10, when the first fixed plate 15 is upward
It moves to when being in contact with the second limited post, the bottom of cutting plate 10 can then drop to initial position, molding in material feeding interface 2
Material is then being chopped off；The present invention, can be after the molding of EVA raw material, in upper mold 30 under by the way that material cutting-off mechanism is arranged in lower die 1
Mould 1 demould during by the molding material in injection flow passage 29 and material feeding interface 2 chopping off, be automatically performed material with finished product
Mask work, the process for reducing artificial shearing material handle, improves production efficiency, makes the better effect of finished product.
The initial position of the bottom of cutting plate 10 is located in the first square through hole 3, material feeding interface 2 quilt inconsistent with closure plate 7
Cutting plate 10 separates, and during lower die 1 is closed with upper mold 30, limit plectane 14 can be moved downward by the pressure of upper mold 30,
Limit plectane 14 will drive the downward telemechanical of push rod 13, and during push rod 13 moves downward, third spring 27 is by fixed block 26
Pressure can be compressed, store elastic potential energy, push rod 13 can drive the downward telemechanical of the first fixed plate 15, the first fixed plate 15 to
Two first connecting rods 16 can be made to rotate during lower telemechanical, and push two second by two first connecting rods 16
Fixed plate 20 is located remotely from each other, and two the second fixed plates 20 can push corresponding slide bar 18 to be located remotely from each other, two second springs 19
Thrust by corresponding slide bar 18 can be compressed, and elastic potential energy, the process that two the second fixed plates 20 are located remotely from each other are stored
In, angle becomes larger between two the second connecting rods 21, drives third fixed plate 22 to move upwards, third fixed plate 22 can be drawn
Dynamic cutting plate 10 moves upwards, and after closure plate 7 is without the pressure of cutting plate 10, under the action of the first spring 8, movable plate 6 can be to
Upper sliding a small distance, after movable plate 6 is in contact with two the first limited posts, the top of closure plate 7 then can be with material feeding interface 2
After bottom interior wall flush, upper mold 30 and lower die 1 are completely integrated, then the second circular trough can be brought down completely to by limiting plectane 13
In 23, and the top of plectane 13 and the top flush of lower die 1 are limited, at this time the top of the bottom of cutting plate 10 and material feeding interface 2
Then portion's inner wall flush injects EVA feed liquid by injection flow passage 29 at this point, material feeding interface 2 is then blocked without cutting plate 10,
Feed liquid can be successively injected into the die cavity between upper mold 30 and lower die 1 through injection flow passage 29 and material feeding interface 2, to formed product with
Afterwards, when opening upper mold 30, the push rod 13 after losing 30 gravity of upper mold can move upwards under the action of third spring 27, meanwhile,
Second spring 19 in two the first circular troughs 17 will push two the second fixed plates 20 and move toward one another, two the second connecting rods 21
Will push the downward telemechanical of third fixed plate 22, third fixed plate 22 will push the downward telemechanical of cutting plate 10, when the first fixed plate 15 to
On move to when being in contact with the second limited post, the bottom of cutting plate 10 can then drop to initial position, molding in material feeding interface 2
Material then being chopped off.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of EVA jetting mold with automatic cutting structure, including lower die (1) and the compatible upper mold with lower die (1)
(30), which is characterized in that open up in the lower die (1) there are two material feeding interface (2), open up that there are two the on the lower die (1)
One cavity (4) offers the first square through hole being connected with material feeding interface (2) in the top inner wall of first cavity (4)
(3), there are two being symmetrically fixedly mounted in the bottom interior wall of first cavity (4) guide rod (5), the top of two guide rods (5)
End is fixedly connected with the top inner wall of the first cavity (4), is slidably fitted with the same movable plate (6) on two guide rods (5),
It is fixedly installed with closure plate (7) at the top of the movable plate (6), the top of the closure plate (7) extends in the first square through hole (3)
And be slidably and sealingly connected with the inner wall of the first square through hole (3), the first spring is arranged on the outer wall of two guide rods (5)
(8), the bottom end of two the first springs (8) is fixedly connected with the bottom interior wall of the first cavity (4), two the first springs (8)
Top is fixedly connected with movable plate (6), opens up that there are two the second cavity (11), second cavitys in the lower die (1)
(11) the second square through hole (9) being connected with material feeding interface (2), second square through hole are offered in bottom interior wall
(9) it has been slidably and sealingly connected on inner wall cutting plate (10), the bottom of the cutting plate (10) extends in the first square through hole (3) simultaneously
It is in contact, is opened up at the top of the lower die (1) there are two the second circular trough (23), second circular trough (23) with closure plate (7)
Bottom interior wall on offer the first circular through hole (12) being connected with the second cavity (11), first circular through hole
(12) interaction is equipped with push rod (13) on inner wall, and the top of the push rod (13) extends to the top of lower die and is fixedly connected
Limited circle of position plate (14), the bottom end of the push rod (13) extend in the second cavity (11) and are fixedly connected with the first fixed plate
(15), there are two first connecting rod (16), second cavitys for the bottom symmetrical rotational installation of first fixed plate (15)
(11) it offers on two sides inner wall the first circular trough (17), is slidably fitted on the inner wall of two the first circular troughs (17)
Slide bar (18) is fixedly installed with the one of second spring (19) on the side inner wall that two the first circular troughs (17) are located remotely from each other
End, two second springs (19) one end close to each other are fixedly connected with corresponding slide bar (18), two slide bar (18) phases
Mutually close one end is fixedly connected to the second fixed plate (20), and two first connecting rods (16) are far from the first fixed plate (15)
One end is rotatablely connected with corresponding second fixed plate (20), on two the second fixed plates (20) side outer wall close to each other
It is rotatably equipped with the second connecting rod (21), two the second connecting rod (21) one end close to each other are rotatably equipped with same
Three fixed plates (22) extend at the top of the cutting plate (10) in the second cavity (11) and solid with the bottom of third fixed plate (22)
Fixed connection, on the lower die (1) setting there are two forming cavity (28), two forming cavities (28) with corresponding material feeding interface
(2) discharge port is connected, on the lower die (1) setting there are two injection flow passage (29), two injection flow passages (29) with phase
The feed inlet of corresponding material feeding interface (2) is connected.
2. a kind of EVA jetting mold with automatic cutting structure according to claim 1, which is characterized in that described
There are two symmetrically being opened up on the inner wall of one circular through hole (12) square groove (24), fixed peace on the inner wall of two square grooves (24)
Equipped with round bar (25) are fixed, there are two fixed block (26), two fixed round bars for fixed installation on the outer wall of the push rod (13)
(25) through corresponding fixed block (26) and being slidably connected with corresponding fixed block (26), two fixed round bars (25)
Third spring (27) are arranged on outer wall.
3. a kind of EVA jetting mold with automatic cutting structure according to claim 2, which is characterized in that described solid
Determine to offer the second circular through hole on block (26), the fixed round bar (25) is through the second circular through hole and logical with the second circle
The inner wall in hole is slidably connected.
4. a kind of EVA jetting mold with automatic cutting structure according to claim 1, which is characterized in that the work
Opened up on movable plate (6) there are two third circular through hole, two guide rods (5) through corresponding third circular through hole and with phase
The inner wall of corresponding third circular through hole is slidably connected, and is symmetrically fixedly installed with two in the top inner wall of first cavity (4)
A first limited post.
5. a kind of EVA jetting mold with automatic cutting structure according to claim 1, which is characterized in that described
It is symmetrically opened up on the inner wall of one circular trough (17) there are two sliding slot, is fixedly mounted that there are two sliding on the outer wall of the slide bar (18)
Block, two sliding blocks are slidably connected with corresponding sliding slot.
6. a kind of EVA jetting mold with automatic cutting structure according to claim 1, which is characterized in that described
Be fixedly installed with the first sealing ring on the inner wall of one square through hole (3), the closure plate (7) through the first sealing ring and with it is first close
Seal is slidably and sealingly connected with, and first sealing ring is PTFE material.
7. a kind of EVA jetting mold with automatic cutting structure according to claim 1, which is characterized in that described
It is fixedly installed with the second sealing ring on the inner wall of two square through holes (9), the cutting plate (10) is through the second sealing ring and with second
Sealing ring is slidably and sealingly connected with.
8. a kind of EVA jetting mold with automatic cutting structure according to claim 1, which is characterized in that described
One connecting rod (16) is identical as the specification of the second connecting rod (21), symmetrically fixed in the top inner wall of second cavity (11) to pacify
There are two the second limited posts for dress, and the bottom end of two the second limited posts is in contact with the first fixed plate (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822145727.5U CN209504799U (en) | 2018-12-20 | 2018-12-20 | A kind of EVA jetting mold with automatic cutting structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822145727.5U CN209504799U (en) | 2018-12-20 | 2018-12-20 | A kind of EVA jetting mold with automatic cutting structure |
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| CN209504799U true CN209504799U (en) | 2019-10-18 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109732859A (en) * | 2018-12-20 | 2019-05-10 | 福建泉州市嘉隆模具有限公司 | A kind of EVA jetting mold with automatic cutting structure |
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2018
- 2018-12-20 CN CN201822145727.5U patent/CN209504799U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109732859A (en) * | 2018-12-20 | 2019-05-10 | 福建泉州市嘉隆模具有限公司 | A kind of EVA jetting mold with automatic cutting structure |
| CN109732859B (en) * | 2018-12-20 | 2024-05-28 | 福建泉州市嘉隆模具有限公司 | EVA (ethylene-vinyl acetate) injection mold with automatic material breaking structure |
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