CN106493919B - A kind of injection mold concentric contraction Two Steps Core Pulling stripper apparatus - Google Patents
A kind of injection mold concentric contraction Two Steps Core Pulling stripper apparatus Download PDFInfo
- Publication number
- CN106493919B CN106493919B CN201611271063.6A CN201611271063A CN106493919B CN 106493919 B CN106493919 B CN 106493919B CN 201611271063 A CN201611271063 A CN 201611271063A CN 106493919 B CN106493919 B CN 106493919B
- Authority
- CN
- China
- Prior art keywords
- oblique
- core pulling
- core
- block
- cores
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of injection mold concentric contraction Two Steps Core Pulling stripper apparatus, including contracting core pulling group (1), cavity slide block (2), carrying sliding block (3), base block (4), oil cylinder (5).The contracting core pulling group that the present invention uses is made of straight core pulling, the oblique cores of A, the oblique cores of B and the oblique cores of C, and straight core pulling is equipped with straight core, oblique chute and core lock hole, and the oblique cores of A, the oblique cores of B and the oblique cores of C are equipped with sliding rail and push-and-pull pin;Cavity slide block is equipped with chamber mesoporous;Sliding block is carried to be equipped with spring, carry mesoporous, block lock hole, pin hole;When demoulding, oil cylinder pulls straight core pulling to move to right, the oblique core of first A, the oblique cores of B and the oblique core concentric contractions of C are detached with back-off in the pipe of product, later, push-and-pull pin drives cavity slide block to move to right the technical solution detached with product through carrying sliding block, by first concentric contraction, then the automatic step core pulling kept straight on, make injection mold for the core pulling being buckled in pipe, has reached mitigation working strength, reduced cost, put forward efficient purpose.
Description
Technical field
The present invention relates to a kind of core-pulling demolding device, in particular to for injection mold for big outer in injection-molded item
Back-off carries out a kind of injection mold concentric contraction Two Steps Core Pulling stripper apparatus of core_pulling demoulding in small, back taper tubular structure pipe.
Background technology
For the core_pulling demoulding being buckled in big outer small, back taper tubular structure pipe in injection-molded item, refering to fig. 11, existing skill
Art uses inserts method, that is, the core being buckled in formed pipe is made to the inserts being used in turn, when injection molding, by manually setting inserts
The corresponding position in mold, after injection molding, inserts is removed from the molds together in company with product, then by manually being incited somebody to action by tool
Inserts is extracted out from product;Above-mentioned artificial more, the high labor cost of inserts method occupancy, great work intensity, low production efficiency, because
This, the prior art there is a problem of great work intensity, of high cost, efficiency it is low with it is insufficient.
Invention content
Existing problems and shortcomings for the above-mentioned prior art, the present invention is used to be slided by contracting core pulling group, cavity slide block, carrying
The device that block, base block, oil cylinder are constituted, wherein contracting core pulling group is made of straight core pulling, the oblique cores of A, the oblique cores of B and the oblique cores of C, straight core pulling
Equipped with straight core, oblique chute and core lock hole, the oblique cores of A, the oblique cores of B and the oblique cores of C are equipped with sliding rail and push-and-pull pin;Cavity slide block is equipped with chamber
Mesoporous;Sliding block is carried to be equipped with spring, carry mesoporous, block lock hole, pin hole;Base block is equipped with spring eye;It is connected with each other, from left to right
It is followed successively by, contracting core pulling group, cavity slide block, carrying sliding block, base block, oil cylinder, cavity slide block are fixedly connected with carrying sliding block, and contracting is taken out
The left end of core group protrudes from the left end of cavity slide block, and the right part of contracting core pulling group is slidably disposed in the chamber mesoporous and carries in mesoporous, pushes away
Pin is drawn to be fixedly connected with pin hole, push-and-pull pin is slidably connected with sliding rail;Base block is fixedly connected with the cylinder body of oil cylinder, the piston of oil cylinder
Bar slides through base block and is fixedly connected with the right end of straight core pulling, and spring is located between carrying sliding block and base block;
In application, base block is fixedly connected with mold support plate, tense is molded, the oblique core of straight core, A, the oblique cores of B, the oblique core splits of C are
The complete slip core being buckled in the pipe of product, the core lock hole is corresponding with block lock hole to be communicated, and the lock pin separately set is inserted into core
Lock hole and block lock hole by contracting core pulling group, cavity slide block and carry slider locks;When demoulding, lock pin oil cylinder locks lock pin from core
Determine extraction in hole and block lock hole 21, contracting core pulling group, cavity slide block and carrying sliding block unlock, later, the straight core pulling of oil cylinder pulling to
It moves right, at this point, by the thrusting action of spring, cavity slide block and carrying sliding block are static in situ, by the oblique chute and sliding rail
Effect, the center line of the oblique cores of A, the oblique cores of B and C oblique core towards straight core pulling make concentric contraction movement, the oblique cores of A, the oblique cores of B and the oblique cores of C with
Back-off separation in the pipe of product, later, when the right end of the straight core pulling to move right touches push-and-pull pin, push-and-pull pin is through carrying sliding block
Cavity slide block is driven to move right, the technical solution that cavity slide block is detached with product provides a kind of injection mold concentric contraction point
Walk core-pulling demolding device, it is intended to make injection mold for the core pulling being buckled in pipe, reach and mitigate working strength, reduce cost, carry
Efficient purpose.
The object of the present invention is achieved like this:A kind of injection mold concentric contraction Two Steps Core Pulling stripper apparatus, including contracting
Core pulling group, cavity slide block, carrying sliding block, base block, oil cylinder, wherein:The contracting core pulling group by straight core pulling, the oblique cores of A, the oblique cores of B,
The oblique cores of C are constituted, wherein the straight core pulling is left part in the rectangular blocky steel components of truncated cone, right part, surrounds straight core pulling
Center line, the left end of straight core pulling is equipped with the straight core for taking out demoulding corresponding with shape is buckled in the pipe of product and is known as straight core, institute
It states straight core adjacent and is additionally provided with three and be respectively cooperating with the oblique chute that the oblique cores of A, the oblique cores of B and the oblique cores of C tilt centripetal sliding, the oblique cunning
Slot is centroclinal dip, the cross section straight slot in T shape from right to left centered on the center line of straight core pulling;The right part of straight core pulling
The rectangular through-hole for being equipped with upper and lower directions above is known as core lock hole;The oblique core of the A, the oblique cores of B and the oblique cores of C are respectively the pipe with product
The steel bulk core member that interior back-off shape is corresponding, oblique top is needed to demould;At the centripetal side of the oblique cores of A, the oblique cores of B and the oblique cores of C
It is equipped with the sliding rail for being slidably matched and protruding to the right elongation with the oblique chute;The circle of centripetal direction is equipped on the right of the sliding rail
Shape through-hole is known as pushing and pulling hole, and the push-and-pull pin being slidably matched is equipped in the push-and-pull hole, and the push-and-pull pin is that top is equipped with external screw thread
The cylinder step steel components of flange;The centripetal direction is the periphery for the center line for being centered around straight core pulling, towards straight core pulling
Center line direction;The oblique core of the A, the oblique cores of B and the oblique cores of C are fastened and connected through the oblique chute, sliding rail, in straight core pulling
Heart line is constituted with the straight core split for being molded the complete core for being buckled to shape in the pipe;
The cavity slide block is the rectangular block shape steel that left end is equipped with outer shape type face at back-off in the pipe of moulded products
Texture part, the center of cavity slide block is equipped with left and right directions, the through-hole for the contracting core pulling group that is slidably matched is known as chamber mesoporous;
The carrying sliding block is the steel components of rectangular block shape, and the center for carrying sliding block is equipped with left and right directions, sliding is matched
The through-hole for closing the contracting core pulling group is known as carrying mesoporous;
The rectangular through-hole that the upper surface of carrying sliding block is equipped with upper and lower directions is known as block lock hole;
Carry guide post of the front and back both sides of sliding block right side equipped with protrusion to the right, steel cylinder, the outside of the guide post
It is cased with spring, the spring is cylindroid helical-coil compression spring;
Carry sliding block left part be equipped with pin hole corresponding with the push-and-pull pin, the pin hole for equipped with internal thread and with institute
It states and carries the circular through hole that mesoporous communicates;
The base block is that right part is equipped with flange, the block-like steel components of rectangular step, and the left side of base block is equipped with
Blind hole corresponding with the spring is known as spring eye, and the upper surface of base block to center is additionally provided with for the piston rod across oil cylinder
Straight slot is known as seat slot;
The oil cylinder is the hydraulically extensible executive component being made of cylinder body, piston rod;
Interconnected relationship is followed successively by from left to right, contracting core pulling group, cavity slide block, carrying sliding block, base block, oil cylinder, type
Chamber sliding block is fixedly connected with carrying sliding block, the straight core, the oblique cores of A, the oblique cores of B, the oblique core splits of C and the left side for protruding from cavity slide block
The right part at end, the straight core pulling is slidably disposed in the chamber mesoporous and carries in mesoporous, and push-and-pull pin is screwed solid with the pin hole
Fixed connection, base block are fixedly connected with the cylinder body of oil cylinder, and the piston rod of oil cylinder slides through the seat slot of base block and straight pumping
The right end of core is fixedly connected, and spring is located between carrying sliding block and base block, and the right part of spring is located in the spring eye;Molding
Tense, the core lock hole is corresponding with block lock hole to be communicated.
The direction face of above structure statement is divided into up, down, left, right, front, rear side, wherein front is in face of present apparatus main view
The face of figure, behind be the face opposite with the front.
Working principle and beneficial effect
In application, base block is fixedly connected with mold support plate, the lock pin separately set, which will be inserted into core lock hole and block lock hole, to contract
Core pulling group, cavity slide block and carrying slider locks;
When demoulding, the extraction out of core lock hole and block lock hole 21 by lock pin of lock pin oil cylinder, contracting core pulling group, cavity slide block and
Sliding block unlock is carried, later, oil cylinder pulls straight core pulling to move right, at this point, by the thrusting action of spring, cavity slide block and carrying
Sliding block is static in situ, is acted on by the oblique chute and sliding rail, and the center line of the oblique cores of A, the oblique cores of B and the oblique cores of C towards straight core pulling is made
Concentric contraction moves, and the oblique cores of A, the oblique cores of B and the oblique cores of C are detached with back-off in the pipe of product;Later, when the straight core pulling to move right
When right end touches push-and-pull pin, push-and-pull pin drives cavity slide block to move right straight pumping through carrying sliding block, and cavity slide block and straight core are simultaneously
It is detached with product;The guide post is used for guide springs.
The present apparatus is simple in structure, reliable operation, carries out concentric contraction core pulling and straight trip core pulling by automatic step, avoids
The drawbacks of inserts method core pulling, makes injection mold for the core pulling being buckled in pipe, alleviates working strength, reduce cost, improve
Efficiency.
Above-mentioned, the present invention uses the device being made of contracting core pulling group, cavity slide block, carrying sliding block, base block, oil cylinder,
In, contracting core pulling group is made of straight core pulling, the oblique cores of A, the oblique cores of B and the oblique cores of C, and straight core pulling is equipped with straight core, oblique chute and core lock hole, A
Oblique core, the oblique cores of B and the oblique cores of C are equipped with sliding rail and push-and-pull pin;Cavity slide block is equipped with chamber mesoporous;Sliding block is carried to be equipped in spring, load
Hole, block lock hole, pin hole;Base block is equipped with spring eye;Be connected with each other, be followed successively by from left to right, contracting core pulling group, cavity slide block,
Sliding block, base block, oil cylinder are carried, cavity slide block is fixedly connected with carrying sliding block, and the left end of contracting core pulling group protrudes from cavity slide block
Left end, the right part of contracting core pulling group is slidably disposed in the chamber mesoporous and carries in mesoporous, and push-and-pull pin is fixedly connected with pin hole, and push-and-pull is sold
It is slidably connected with sliding rail;Base block is fixedly connected with the cylinder body of oil cylinder, and the piston rod of oil cylinder slides through base block and straight core pulling
Right end be fixedly connected, spring be located at carrying sliding block and base block between;
In application, base block is fixedly connected with mold support plate, tense is molded, the oblique core of straight core, A, the oblique cores of B, the oblique core splits of C are
The complete slip core being buckled in the pipe of product, the core lock hole is corresponding with block lock hole to be communicated, and the lock pin separately set is inserted into core
Lock hole and block lock hole by contracting core pulling group, cavity slide block and carry slider locks;When demoulding, lock pin oil cylinder locks lock pin from core
Determine extraction in hole and block lock hole 21, contracting core pulling group, cavity slide block and carrying sliding block unlock, later, the straight core pulling of oil cylinder pulling to
It moves right, at this point, by the thrusting action of spring, cavity slide block and carrying sliding block are static in situ, by the oblique chute and sliding rail
Effect, the center line of the oblique cores of A, the oblique cores of B and C oblique core towards straight core pulling make concentric contraction movement, the oblique cores of A, the oblique cores of B and the oblique cores of C with
Back-off separation in the pipe of product, later, when the right end of the straight core pulling to move right touches push-and-pull pin, push-and-pull pin is through carrying sliding block
Cavity slide block is driven to move right, the technical solution that cavity slide block is detached with product, overcoming the prior art, there are working strengths
Greatly, problem of high cost, efficiency is low and deficiency, provide to obtain a kind of injection mold concentric contraction Two Steps Core Pulling stripper apparatus, make
Injection mold has reached mitigation working strength, has reduced cost, puies forward efficient purpose for the core pulling being buckled in pipe.
Description of the drawings
Fig. 1 is a kind of main view sectional structure signal of injection mold concentric contraction Two Steps Core Pulling stripper apparatus of the present invention
Figure;
Fig. 2 is that a kind of left view axis of injection mold concentric contraction Two Steps Core Pulling stripper apparatus of the present invention surveys exploded pictorial
Figure;
Fig. 3 is that a kind of right optical axis of injection mold concentric contraction Two Steps Core Pulling stripper apparatus of the present invention surveys exploded pictorial
Figure;
Fig. 4 is a kind of axis survey point of the contracting core pulling group 1 of injection mold concentric contraction Two Steps Core Pulling stripper apparatus of the present invention
Solve schematic diagram;
Fig. 5 is a kind of contracting core pulling group 1 of injection mold concentric contraction Two Steps Core Pulling stripper apparatus of the present invention, is taken out in straight
The axonometric schematic diagram of the oblique 14 split tense of core of the oblique core 12 of core 11, A, the oblique cores 13 of B, C;
Fig. 6 is a kind of contracting core pulling group 1 of injection mold concentric contraction Two Steps Core Pulling stripper apparatus of the present invention, straight core pulling 11
It moves right, the axonometric schematic diagram of the oblique 14 concentric contraction tense of core of the oblique cores 12 of A, the oblique cores 13 of B, C;
Fig. 7 is a kind of injection mold concentric contraction Two Steps Core Pulling stripper apparatus of the present invention, is operated in the saturating of molding tense
View principle schematic diagram;
Fig. 8 is a kind of injection mold concentric contraction Two Steps Core Pulling stripper apparatus of the present invention, is operated in straight core pulling 11 to the right
It is mobile, the Perspective Principles schematic diagram of the oblique 14 concentric contraction tense of core of the oblique cores 12 of A, the oblique cores 13 of B, C;
Fig. 9 is a kind of injection mold concentric contraction Two Steps Core Pulling stripper apparatus of the present invention, is operated in carrying sliding block 3 and drives
Cavity slide block 2, which moves right, directly takes out the Perspective Principles schematic diagram of tense;
Figure 10 is a kind of injection mold concentric contraction Two Steps Core Pulling stripper apparatus of the present invention, the position in application mold
Schematic diagram;
Figure 11 is a kind of schematic diagram being equipped with the product 01 of back-off 011 in pipe.
Invention is further described in detail for embodiment in below in conjunction with the accompanying drawings, but should not be construed as to the present invention's
Any restrictions.
In figure:Contracting core pulling group 1, straight core pulling 11, straight core 111, the oblique cores 12 of A, the oblique cores 13 of B, the oblique cores 14 of C, oblique chute 15, sliding rail
16, it pushes and pulls pin 17, core lock hole 18, cavity slide block 2, chamber mesoporous 22, carrying sliding block 3, spring 31, carry mesoporous 32, block lock hole
33, the interior back-off 011 of pin hole 34, guide post 35, base block 4, spring eye 41, oil cylinder 5, product 01, pipe, cavity board 02, lock pin
Oil cylinder 03, lock pin 04.
Specific implementation mode
Refering to fig. 1~Figure 10, a kind of injection mold concentric contraction Two Steps Core Pulling stripper apparatus of the invention, including contracting core pulling
Group 1, cavity slide block 2, carrying sliding block 3, base block 4, oil cylinder 5, wherein:The contracting core pulling group 1 by straight core pulling 11, the oblique cores 12 of A,
The oblique core 14 of the oblique cores 13 of B, C is constituted, wherein the straight core pulling 11 is left part in the rectangular blocky steel structure of truncated cone, right part
Part, surrounds the center line of straight core pulling 11, and the left end of straight core pulling 11 is equipped with straight pumping corresponding with 011 shape is buckled in the pipe of product 01
The core of demoulding is known as straight core 111, and 111 adjacent of straight core is additionally provided with three, and to be respectively cooperating with the oblique cores 12 of A, the oblique cores 13 of B and C oblique
Core 14 tilts the oblique chute 15 of centripetal sliding, the oblique chute 15 be centered on the center line of straight core pulling 11, from right to left to
The straight slot that the heart tilts, cross section is in T shape;The rectangular through-hole that upper and lower directions is equipped with above the right part of straight core pulling 11 is known as core locking
Hole 18;The oblique core 12 of the A, the oblique cores 13 of B and the oblique cores 14 of C are respectively and are buckled to that 011 shape is corresponding, needs oblique top in the pipe of product 01
The steel bulk core member of demoulding;It is equipped with and the oblique chute at the centripetal side of the oblique cores 12 of A, the oblique cores 13 of B and the oblique cores of C 14
15 are slidably matched and protrude to the right the sliding rail 16 of elongation;The circular through hole that 16 the right of the sliding rail is equipped with centripetal direction is known as pushing away
Pulling eye, described to push and pull the push-and-pull pin 17 for being equipped with and being slidably matched in hole, the push-and-pull pin 17 is the circle that top is equipped with external screw thread flange
The stepped steel components of pylon;The centripetal direction is the periphery for the center line for being centered around straight core pulling 11, towards in straight core pulling 11
The direction of heart line;The oblique core 12 of the A, the oblique cores 13 of B and the oblique cores 14 of C are fastened and connected through the oblique chute 15, sliding rail 16, are taken out around straight
The center line of core 11 is constituted with 111 split of straight core for being molded the complete core for being buckled to 011 shape in the pipe;
The cavity slide block 2 is the rectangle that left end is equipped with outer shape type face at back-off 011 in the pipe of moulded products 01
Blocky steel components, the center of cavity slide block 2 is equipped with left and right directions, the through-hole for the contracting core pulling group 1 that is slidably matched is known as in chamber
Hole 22;
The carrying sliding block 3 is the steel components of rectangular block shape, and the center of carrying sliding block 3 is equipped with left and right directions, sliding
The through-hole of the contracting core pulling group 1 is coordinated to be known as carrying mesoporous 32;
The rectangular through-hole that the upper surface of carrying sliding block 3 is equipped with upper and lower directions is known as block lock hole 33;
Guide post 35 of the front and back both sides of 3 right side of sliding block equipped with protrusion to the right, steel cylinder is carried, the guide post 35
Outside is cased with spring 31, and the spring 31 is cylindroid helical-coil compression spring;
Carry sliding block 3 left part be equipped with pin hole 34 corresponding with the push-and-pull pin 17, the pin hole 34 for equipped with internal thread,
And the circular through hole communicated with the load mesoporous 32;
The base block 4 is that right part is equipped with flange, the block-like steel components of rectangular step, and the left side of base block 4 is set
There is blind hole corresponding with the spring 31 to be known as spring eye 41, the upper surface of base block 4 to center is additionally provided with for across oil cylinder 5
The straight slot of piston rod is known as seat slot;
The oil cylinder 5 is the hydraulically extensible executive component being made of cylinder body, piston rod;
Interconnected relationship is followed successively by from left to right, contracting core pulling group 1, cavity slide block 2, carrying sliding block 3, base block 4, oil
Cylinder 5, cavity slide block 2 are fixedly connected with carrying sliding block 3, the oblique core 12 of the straight core 111, A, the oblique cores 13 of B, oblique 14 splits of core of C and convex
For the left end of cavity slide block 2, the right part of the straight core pulling 11 is slidably disposed in the chamber mesoporous 22 and carries in mesoporous 32, push-and-pull pin
17 are screwed and are fixedly connected with the pin hole 34, and base block 4 is fixedly connected with the cylinder body of oil cylinder 5, and the piston rod of oil cylinder 5 is slided
The dynamic seat slot across base block 4 is fixedly connected with the right end of straight core pulling 11, and spring 31 is located at carrying sliding block 3 and base block 4
Between, the right part of spring 31 is located in the spring eye 41;Mold tense, 18 phase corresponding with block lock hole 33 of the core lock hole
It is logical.
The direction face of above structure statement is divided into up, down, left, right, front, rear side, wherein front is in face of present apparatus main view
The face of figure, behind be the face opposite with the front.
Working principle and beneficial effect
In application, base block 4 is fixedly connected with mold support plate, the lock pin 04 separately set is inserted into core lock hole 18 and block lock hole
33 lock contracting core pulling group 1, cavity slide block 2 and carrying sliding block 3;
When demoulding, lock pin oil cylinder 03 extraction, contracting core pulling group 1, type out of core lock hole 18 and block lock hole 21 by lock pin 04
Chamber sliding block 2 and carrying sliding block 3 unlock, and later, oil cylinder 5 pulls straight core pulling 11 to move right, at this point, the pushing tow by spring 31 is made
It is in situ static with, cavity slide block 2 and carrying sliding block 3, by the effect of the oblique chute 15 and sliding rail 16, the oblique core of the oblique cores 12 of A, B 13
Make concentric contraction movement, the oblique cores 12 of A, the oblique cores 13 of B and the oblique cores 14 of C and product 01 with the center line of C oblique core 14 towards straight core pulling 11
Pipe in back-off 011 separation;Later, when the right end of the straight core pulling 11 to move right touches push-and-pull pin 17, push-and-pull pin 17 is through holding
Carrying sliding block 3 drives cavity slide block 2 to move right straight pumping, and cavity slide block 2 and straight core 111 are detached with product 01 simultaneously;The guide post
35 are used for guide springs 31.
The present apparatus is simple in structure, reliable operation, carries out concentric contraction core pulling and straight trip core pulling by automatic step, avoids
The drawbacks of inserts method core pulling, makes injection mold alleviate working strength for the core pulling of back-off 011 in pipe, reduce cost, carry
High efficiency.
Claims (1)
1. a kind of injection mold concentric contraction Two Steps Core Pulling stripper apparatus, including contracting core pulling group (1), cavity slide block (2), carrying cunning
Block (3), base block (4), oil cylinder (5), it is characterised in that:The contracting core pulling group (1) is by straight core pulling (11), the oblique cores of A (12), B
Oblique core (13), the oblique cores of C (14) are constituted, wherein the straight core pulling (11) is left part in the rectangular blocky steel of truncated cone, right part
Texture part surrounds the center line of straight core pulling (11), and the left end of straight core pulling (11), which is equipped in the pipe with product (01), is buckled to (011) shape
The corresponding straight core for taking out demoulding of shape is known as straight core (111), and straight core (111) adjacent is additionally provided with three, and to be respectively cooperating with A oblique
Core (12), the oblique cores of B (13) and the oblique cores of C (14) tilt the oblique chute (15) of centripetal sliding, and the oblique chute (15) is with straight core pulling
(11) centered on center line, centroclinal dip, cross section straight slot in T shape from right to left;Above the right part of straight core pulling (11)
Rectangular through-hole equipped with upper and lower directions is known as core lock hole (18);The oblique cores of A (12), the oblique cores of B (13) and the oblique cores of C (14) are respectively
For steel bulk core member that is corresponding with interior back-off (011) shape of the pipe of product (01), needing oblique top to demould;The oblique cores of A (12),
It is equipped at the centripetal side of the oblique cores of B (13) and the oblique cores of C (14) and is slidably matched with the oblique chute (15) and protrudes elongation to the right
Sliding rail (16);The circular through hole that centripetal direction is equipped on the right of the sliding rail (16) is known as pushing and pulling hole, is equipped in the push-and-pull hole
The push-and-pull pin (17) being slidably matched, the push-and-pull pin (17) are the cylinder step steel components that top is equipped with external screw thread flange;
The centripetal direction be the center line for being centered around straight core pulling (11) periphery, towards straight core pulling (11) center line direction;Institute
It states the oblique cores of A (12), the oblique cores of B (13) and the oblique cores of C (14) to be fastened and connected through the oblique chute (15), sliding rail (16), surrounds straight core pulling
(11) center line is constituted with straight core (111) split for being molded the complete core for being buckled to (011) shape in the pipe;
The cavity slide block (2) is the square that left end is equipped with outer shape type face at back-off (011) in the pipe of moulded products (01)
Shape bulk steel components, the center of cavity slide block (2) is equipped with left and right directions, the through-hole for the contracting core pulling group (1) that is slidably matched claims
For chamber mesoporous (22);
The carrying sliding block (3) is the steel components of rectangular block shape, and the center of carrying sliding block (3) is equipped with left and right directions, sliding
The through-hole of the contracting core pulling group (1) is coordinated to be known as carrying mesoporous (32);
The rectangular through-hole that the upper surface of carrying sliding block (3) is equipped with upper and lower directions is known as block lock hole (33);
Carry guide post (35) of the front and back both sides of sliding block (3) right side equipped with protrusion to the right, steel cylinder, the guide post (35)
Outside be cased with spring (31), the spring (31) is cylindroid helical-coil compression spring;
The left part for carrying sliding block (3) is equipped with pin hole (34) corresponding with push-and-pull pin (17), and the pin hole (34) is equipped with interior
Screw thread and the circular through hole communicated with the load mesoporous (32);
The base block (4) is that right part is equipped with flange, the block-like steel components of rectangular step, and the left side of base block (4) is set
There is blind hole corresponding with the spring (31) to be known as spring eye (41), the upper surface of base block (4) to center be additionally provided with for across
The straight slot of the piston rod of oil cylinder (5) is known as seat slot;
The oil cylinder (5) is the hydraulically extensible executive component being made of cylinder body, piston rod;
Interconnected relationship is followed successively by from left to right, contracting core pulling group (1), cavity slide block (2), carrying sliding block (3), base block
(4), oil cylinder (5), cavity slide block (2) are fixedly connected with carrying sliding block (3), the straight core (111), the oblique cores of A (12), the oblique cores of B
(13), (14) split of the oblique cores of C and the left ends of cavity slide block (2) is protruded from, the right part of the straight core pulling (11) is slidably disposed in described
In chamber mesoporous (22) and load mesoporous (32), push-and-pull pin (17) is screwed to be fixedly connected with the pin hole (34), base block (4)
It is fixedly connected with the cylinder body of oil cylinder (5), the piston rod of oil cylinder (5) slides through the seat slot of base block (4) and straight core pulling
(11) right end is fixedly connected, and spring (31) is located between carrying sliding block (3) and base block (4), and the right part of spring (31) is located at
In the spring eye (41);Tense is molded, the core lock hole (18) is corresponding with block lock hole (33) to be communicated.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611271063.6A CN106493919B (en) | 2016-12-20 | 2016-12-20 | A kind of injection mold concentric contraction Two Steps Core Pulling stripper apparatus |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611271063.6A CN106493919B (en) | 2016-12-20 | 2016-12-20 | A kind of injection mold concentric contraction Two Steps Core Pulling stripper apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106493919A CN106493919A (en) | 2017-03-15 |
CN106493919B true CN106493919B (en) | 2018-10-09 |
Family
ID=58344957
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201611271063.6A Active CN106493919B (en) | 2016-12-20 | 2016-12-20 | A kind of injection mold concentric contraction Two Steps Core Pulling stripper apparatus |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106493919B (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108515665B (en) * | 2018-06-25 | 2024-01-12 | 台州市黄岩坤泰模具有限公司 | Manual insert sliding block sealing mechanism for injection mold |
CN110181748A (en) * | 2019-06-25 | 2019-08-30 | 南通超达装备股份有限公司 | A kind of mechanism of foaming mould core pulling |
CN111408723B (en) * | 2020-03-05 | 2022-03-15 | 宁波生久科技有限公司 | Special-shaped spiral core-pulling die |
CN111347628B (en) * | 2020-04-27 | 2021-08-10 | 上海栋磊精密模具技术有限公司 | Thermostat shell injection mold |
CN111873284A (en) * | 2020-07-07 | 2020-11-03 | 如皋佳百塑料制品有限公司 | One-step compression molding method of pure tetrafluoroethylene nozzle and special mold thereof |
CN113733490B (en) * | 2021-09-14 | 2023-01-06 | 浙江凯华模具有限公司 | Straight and inclined core-pulling driving mechanism |
CN113878810B (en) * | 2021-09-22 | 2024-01-30 | 温州龙华日用电子有限公司 | Internal thread forming injection mold |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201268069Y (en) * | 2008-09-17 | 2009-07-08 | 广东东亚电器有限公司 | Shrinkage internal loose core mechanism for injection mold |
CN101966737A (en) * | 2009-07-27 | 2011-02-09 | 深圳市群达行精密模具有限公司 | Demolding mechanism for full circle internal reverse clamp of automotive air inlet pipe |
CN102225602A (en) * | 2011-04-14 | 2011-10-26 | 厦门科普特模具塑胶有限公司 | Core pulling device for undercut inner hole |
CN202344779U (en) * | 2011-10-14 | 2012-07-25 | 台州市黄岩西诺模具有限公司 | Twice inner pulling mechanism of injection die |
CN206317341U (en) * | 2016-12-20 | 2017-07-11 | 宁波周龙塑胶模具有限公司 | A kind of injection mold concentric contraction Two Steps Core Pulling stripper apparatus |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3170417B2 (en) * | 1994-06-02 | 2001-05-28 | 三井化学株式会社 | Manufacturing method of electrofusion joint and core for its winding |
-
2016
- 2016-12-20 CN CN201611271063.6A patent/CN106493919B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201268069Y (en) * | 2008-09-17 | 2009-07-08 | 广东东亚电器有限公司 | Shrinkage internal loose core mechanism for injection mold |
CN101966737A (en) * | 2009-07-27 | 2011-02-09 | 深圳市群达行精密模具有限公司 | Demolding mechanism for full circle internal reverse clamp of automotive air inlet pipe |
CN102225602A (en) * | 2011-04-14 | 2011-10-26 | 厦门科普特模具塑胶有限公司 | Core pulling device for undercut inner hole |
CN202344779U (en) * | 2011-10-14 | 2012-07-25 | 台州市黄岩西诺模具有限公司 | Twice inner pulling mechanism of injection die |
CN206317341U (en) * | 2016-12-20 | 2017-07-11 | 宁波周龙塑胶模具有限公司 | A kind of injection mold concentric contraction Two Steps Core Pulling stripper apparatus |
Also Published As
Publication number | Publication date |
---|---|
CN106493919A (en) | 2017-03-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106493919B (en) | A kind of injection mold concentric contraction Two Steps Core Pulling stripper apparatus | |
CN103358494B (en) | Secondary core-pulling and ejection demoulding device by asynchronous inclined downward ejection | |
CN206217087U (en) | Molding mold cavity side core-pulling anticollision mechanism | |
CN111438899A (en) | Inclined-transverse secondary combined core-pulling device for transverse sliding block of injection mold | |
CN203611434U (en) | Two-slope secondary core-pulling structure of injection mold | |
CN203171976U (en) | Simplified secondary automatic ejection stripping device for injection mold | |
CN202528399U (en) | Protecting cover forming mould | |
CN103600445B (en) | A kind of mould with internal withdraw type slide structure | |
CN206317341U (en) | A kind of injection mold concentric contraction Two Steps Core Pulling stripper apparatus | |
CN106476223B (en) | A kind of concentric contraction core-pulling demolding device of injection mold ring-type back-off | |
CN201198183Y (en) | Multi-stage loose core mechanism for plastic mould | |
CN219171577U (en) | Injection mold convenient to get material | |
CN209851495U (en) | Sliding block inward-retracting mechanism of plastic mold | |
CN104552816A (en) | Inclined core-pulling sliding block structure of female mold | |
CN206937862U (en) | Self-locking mechanism, pulled core structure and injection mold | |
CN102248641B (en) | Coring device in sliding block of injection mould | |
CN108015982B (en) | Injection mold for core pulling of inclined sliding block driven by movable mold pulling plate | |
CN202781700U (en) | Secondary angle core-pulling die with nitrogen spring | |
CN209492124U (en) | A kind of injection mold of line position anti-back | |
CN211683286U (en) | Core pulling mechanism of injection mold | |
CN107097386A (en) | A kind of slant-top core-pulling device in injection mold transverse slider | |
CN203592610U (en) | Inwards-contracting rear mold slide structure | |
CN202318799U (en) | Oblique core pulling device for fixing mold | |
CN207757934U (en) | A kind of Mold Core-pulling Mechanism | |
CN206344404U (en) | Multiple spot oblique core drawing mechanism |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |