CN202399469U - Step-by-step opening injection mould - Google Patents

Step-by-step opening injection mould Download PDF

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Publication number
CN202399469U
CN202399469U CN2011205314168U CN201120531416U CN202399469U CN 202399469 U CN202399469 U CN 202399469U CN 2011205314168 U CN2011205314168 U CN 2011205314168U CN 201120531416 U CN201120531416 U CN 201120531416U CN 202399469 U CN202399469 U CN 202399469U
Authority
CN
China
Prior art keywords
core
sliding block
dynamic
hole
shoe
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.)
Expired - Fee Related
Application number
CN2011205314168U
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Chinese (zh)
Inventor
陈敏振
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ningbo Wanlong Mould & Plastics Forming Co Ltd
Original Assignee
Ningbo Wanlong Mould & Plastics Forming Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Ningbo Wanlong Mould & Plastics Forming Co Ltd filed Critical Ningbo Wanlong Mould & Plastics Forming Co Ltd
Priority to CN2011205314168U priority Critical patent/CN202399469U/en
Application granted granted Critical
Publication of CN202399469U publication Critical patent/CN202399469U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to the field of moulds and aims to provide a step-by-step opening injection mould which is simple in core-pulling mechanism structure and convenient to produce and repair. The step-by-step opening injection mould comprises a fixing mould, a moving mould, an ejection plate, an ejection rod, a cover plate, a limiting screw, a side core, an upper sliding block and a lower sliding block, wherein a groove is arranged at the lower end of the moving mould, the bottom of the groove is provided with a through-hole which is communicated with a cavity, and a sliding block hole which is communicated with the groove is arranged on the upper end face of the moving mould; the upper sliding block is located inside the sliding block hole, the upper end of the upper sliding block is fixedly connected with the lower end of the cover plate, and the upper sliding block is provided with an upper inclined surface which inclines towards the outside of the moving mould from top to bottom; the lower sliding block is provided with a lower inclined surface which is slidingly connected with the upper inclined surface through a sliding rail, the lower end of the lower sliding block is fixedly connected with the rear portion of the side core, and the front end of the side core penetrates through the through-hole and extends into the cavity; the cover plate is provided with a screw hole, and the limiting screw penetrates through the screw hole to be connected with upper end threads of the moving mould; and a mould locker is arranged between the fixing mould and the moving mould. The step-by-step opening injection mould is simple in core-pulling mechanism structure and convenient to produce and repair.

Description

Substep die sinking injection mould
Technical field
The utility model relates to mould applications, the substep die sinking injection mould that the making simple in structure of especially a kind of core-pulling mechanism is easy to maintenance.
Background technology
Relatively the injection-molded plastic spare of two side ends with through hole during the die sinking of injection mo(u)lding cooling back, need carry out side core-pulling like refrigerator-freezer top cover of upholstery etc.; Chinese patent notification number Chinese patent notification number CN201279862Y the utility model discloses a kind of injection mold; Comprise top clamping plate, solid plate, moving platen and core-pulling mechanism, this core-pulling mechanism comprises: hinged successively pulling block, connecting rod and rotary slider, the slider guide and the end that are fixed on the said solid plate are fixed on the gag lever post on the said top clamping plate and are arranged on the stopper slot in the said solid plate; Wherein, Said core-pulling mechanism also comprises first mode locker; Said first mode locker comprises: be fixed on first driving lever on the said top clamping plate, be fixed on the first lock dog seat on the said solid plate, be installed in the said first lock dog seat and first lock dog and an end that can move therein are fixed on the said moving platen through first spring, the other end is formed with the hook of hook portion.There is the core-pulling mechanism complex structure in this injection mold, makes the deficiency of maintenance trouble: therefore, design a kind of core-pulling mechanism making simple in structure substep die sinking injection mould easy to maintenance, become problem demanding prompt solution.
The utility model content
The purpose of the utility model is in order to overcome present injection mold core-pulling mechanism complex structure, to make the deficiency that maintenance bothers, providing the making simple in structure of a kind of core-pulling mechanism substep die sinking injection mould easy to maintenance.
The concrete technical scheme of the utility model is:
A kind of substep die sinking injection mould comprises cover half, dynamic model, liftout plate and push rod; Described dynamic model and cover half are oppositely arranged, and surround die cavity when dynamic model and cover half matched moulds; Described substep die sinking injection mould also comprises cover plate, is used to place restrictions on stop screw, side core, top shoe and the sliding block of throw-off distances between cover plate and dynamic model; At least one side, the lower end of described dynamic model is provided with groove, and the number of side core, top shoe and sliding block equates with the number of groove; The bottom surface of groove is provided with and side core coupling and the through hole that connects with die cavity; The upper surface of described dynamic model is provided with the slider bore that connects with groove, and the top of the medial surface of slider bore is provided with projection; Described top shoe is positioned at slider bore, and the upper end of top shoe is fixedly connected with the lower end of cover plate, and top shoe is provided with from top to bottom the ramp to the outer tilt of dynamic model; Described sliding block is positioned at the below of the projection of slider bore, sliding block be provided with ramp relatively and the lower inclined plane that is slidingly connected through slide rail and ramp, the lower end of sliding block is fixedly connected with the rear portion of side core, the front end of side core passes through hole and stretches in the die cavity; Described cover plate is provided with screw hole, and stop screw passes screw hole and is threaded with the upper end of dynamic model; Be provided with mode locker between the described fixed half and moving half.When this substep die sinking injection mould uses; When the die sinking of working of plastics injection mo(u)lding cooling back; At first cover plate drive top shoe moves upward; Can not relative motion between this moment fixed half and moving half by the mode locker locking, sliding block drives the side core and withdraws from working of plastics in the die cavity to the movement outside of dynamic model and be reduced to and accomplish side core-pulling in the through hole, when the limited screw of moving upward of cover plate is placed restrictions on; The locking power that dynamic model the overcomes mode locker die sinking that moves upward, then liftout plate drives push rod and upwards ejects working of plastics and accomplish die sinking.The making simple in structure of this substep die sinking injection mould core-pulling mechanism is easy to maintenance.
As preferably, described side core comprises guide rod and the core print that is connected with the guide rod front end; Described through hole comprise with the pilot hole of guide rod coupling and two ends respectively with the core hole of pilot hole and die cavity perforation; The lower end of described sliding block is fixedly connected with the rear portion of guide rod, and the front end of guide rod stretches in the pilot hole, and core print passes the core hole and stretches in the die cavity.The guide rod of side core and the side core is laterally moved steadily with the pilot hole of the through hole of guide rod coupling.
As preferably, described mode locker is the nylon buckles closer; Described nylon buckles closer comprise counterbore that the lower surface of dynamic model is provided with counterbore coupling and the nylon buckles that is fixedly connected with the upper end of cover half.Mode locker is that the nylon buckles closer is simple and practical.
As preferably, described slide rail is the swallow-tail form slide rail.Slide rail is that the swallow-tail form slide rail is simple and practical.
As preferably, the relative two sides of the lower end of described dynamic model respectively are provided with a groove, and described side core, top shoe and sliding block respectively have two.Meet the working of plastics structural requirement.
Compared with prior art, the beneficial effect of the utility model is: one. the making simple in structure of this substep die sinking injection mould core-pulling mechanism is easy to maintenance.Two. the guide rod of side core and the side core is laterally moved steadily with the pilot hole of the through hole of guide rod coupling.Three. mode locker is that the nylon buckles closer is simple and practical.Four. slide rail is that the swallow-tail form slide rail is simple and practical.Five. described groove, side core, top shoe and sliding block respectively have two to meet the working of plastics structural requirement.
Description of drawings
Fig. 1 is a kind of structural representation of the utility model;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the A-A broken section enlarged drawing of Fig. 1.
Among the figure: cover half-1, dynamic model-2, groove-21, slider bore-22, pilot hole-23, core hole-24, projection-25, cover plate-3, screw hole-31, stop screw-4, side core-5, guide rod-51, core print-52, top shoe-6, ramp-61, sliding block-7, lower inclined plane-71, die cavity-8, nylon buckles closer-9, counterbore-91, nylon buckles-92, slide rail-10, liftout plate-11, push rod-12.
The specific embodiment
Below in conjunction with shown in the accompanying drawing the utility model is described further.
Mostly injection machine is horizontal injection press, and substep die sinking injection mould shown in the drawings need rotate 90 degree when using, please allow to describe by accompanying drawing.
Shown in accompanying drawing 1, accompanying drawing 2, accompanying drawing 3: a kind of substep die sinking injection mould comprises cover half 1, dynamic model 2, cover plate 3, is used to place restrictions on stop screw 4, side core 5, top shoe 6, sliding block 7, liftout plate 11 and 12 push rods of cover plate 3 and 2 throw-off distances of dynamic model.
Described dynamic model 2 is oppositely arranged with cover half 1, surrounds die cavity 8 when dynamic model 2 and cover half 1 matched moulds.
At least one side, the lower end of described dynamic model 2 has the groove 21 that shape of cross section is a rectangle; The number of side core 5, top shoe 6 and sliding block 7 equates with the number of groove 21; In the present embodiment; The relative two sides of the lower end of described dynamic model 2 respectively have a groove 21, and described side core 5, top shoe 6 and sliding block 7 respectively have two.
It is rectangle and the slider bore 22 that connects with groove 21 that the upper surface of described dynamic model 2 has shape of cross section; The top of the medial surface of described slider bore 22 is provided with projection 25; Described top shoe is positioned at slider bore; The upper end of top shoe 6 is connected with the lower end screw of cover plate 3, and top shoe 6 has from top to bottom the ramp 61 to the outer tilt of dynamic model 2; Sliding block 7 is positioned at the below of the projection 25 of slider bore; Sliding block 7 have with ramp 61 relatively and the lower inclined plane 71 that is slidingly connected through slide rail 10 and ramp 61, the lower end of sliding block 7 is connected with the rear screw of side core 5, described slide rail 10 is the swallow-tail form slide rail.
The bottom surface of described groove 21 has and side core 5 coupling and the through hole that connects with die cavity 8; The front end of side core 5 passes through hole and stretches in the die cavity 8; In the present embodiment, described side core 5 comprises guide rod 51 and the core print 52 that is connected with guide rod 51 front ends; Described through hole comprises the core hole 24 that connects with pilot hole 23 and die cavity 8 respectively with the pilot hole of guide rod 51 matched in clearance 23 and two ends; The lower end of described sliding block 7 is connected with the rear screw of guide rod 51, and the front end of guide rod 51 stretches in the pilot hole 23, and core print 52 passes core hole 24 and stretches in the die cavity 8.
Described cover plate 3 has screw hole 31, and stop screw 4 passes screw hole 31 and is threaded with the upper end of dynamic model 2.
Have mode locker between described cover half 1 and the dynamic model 2, described mode locker is a nylon buckles closer 9; , described nylon buckles closer 9 comprise counterbore 91 that the lower surface of dynamic model 2 has with counterbore 91 interference fits and the nylon buckles 92 that is connected with the upper end screw of cover half 1.
When this substep die sinking injection mould used, when the die sinking of working of plastics injection mo(u)lding cooling back, at first cover plate 3 drive top shoes 6 moved upward; Can not relative motion between this moment cover half 1 and the dynamic model 2 by nylon buckles closer 9 lockings; Sliding block 7 drives the movement outside of side core 5 to dynamic model 2, and the core print 52 that stretches into the side core 5 in the die cavity 8 withdraws from die cavity 8 interior working of plastics and is reduced to completion side core-pullings in the core hole 24, when the limited screw 4 of moving upward of cover plate 3 is placed restrictions on; Dynamic model 2 overcomes the locking power of nylon buckles closer 9; Nylon buckles 92 is deviate from counterbore 91, dynamic model 2 die sinking that moves upward, and then liftout plate 11 drives push rods 12 and upwards ejects working of plastics and accomplish die sinking.
The beneficial effect of the utility model is: the making simple in structure of this substep die sinking injection mould core-pulling mechanism is easy to maintenance.The guide rod of side core and the side core is laterally moved steadily with the pilot hole of the through hole of guide rod coupling.Mode locker is that the nylon buckles closer is simple and practical.Slide rail is that the swallow-tail form slide rail is simple and practical.Described groove, side core, top shoe and sliding block respectively have two to meet the working of plastics structural requirement.
It is apparent to one skilled in the art that the utility model can be changed into multiple mode, and the scope that breaks away from the utility model is not thought in such change.The conspicuous modification of the technical staff to said field that all are such is within the scope that is included in this claim.

Claims (5)

1. a substep die sinking injection mould comprises cover half, dynamic model, liftout plate and push rod; Described dynamic model and cover half are oppositely arranged, and surround die cavity when dynamic model and cover half matched moulds; It is characterized in that: described substep die sinking injection mould also comprises cover plate, is used to place restrictions on stop screw, side core, top shoe and the sliding block of throw-off distances between cover plate and dynamic model; At least one side, the lower end of described dynamic model is provided with groove, and the number of side core, top shoe and sliding block equates with the number of groove; The bottom surface of groove is provided with and side core coupling and the through hole that connects with die cavity; The upper surface of described dynamic model is provided with the slider bore that connects with groove, and the top of the medial surface of slider bore is provided with projection; Described top shoe is positioned at slider bore, and the upper end of top shoe is fixedly connected with the lower end of cover plate, and top shoe is provided with from top to bottom the ramp to the outer tilt of dynamic model; Described sliding block is positioned at the below of the projection of slider bore, sliding block be provided with ramp relatively and the lower inclined plane that is slidingly connected through slide rail and ramp, the lower end of sliding block is fixedly connected with the rear portion of side core, the front end of side core passes through hole and stretches in the die cavity; Described cover plate is provided with screw hole, and stop screw passes screw hole and is threaded with the upper end of dynamic model; Be provided with mode locker between the described fixed half and moving half.
2. substep die sinking injection mould according to claim 1 is characterized in that: described side core comprises guide rod and the core print that is connected with the guide rod front end; Described through hole comprise with the pilot hole of guide rod coupling and two ends respectively with the core hole of pilot hole and die cavity perforation; The lower end of described sliding block is fixedly connected with the rear portion of guide rod, and the front end of guide rod stretches in the pilot hole, and core print passes the core hole and stretches in the die cavity.
3. substep die sinking injection mould according to claim 1 and 2 is characterized in that: described mode locker is the nylon buckles closer; Described nylon buckles closer comprise counterbore that the lower surface of dynamic model is provided with counterbore coupling and the nylon buckles that is fixedly connected with the upper end of cover half.
4. substep die sinking injection mould according to claim 1 and 2 is characterized in that: described slide rail is the swallow-tail form slide rail.
5. substep die sinking injection mould according to claim 1 and 2 is characterized in that: the relative two sides of the lower end of described dynamic model respectively are provided with a groove, and described side core, top shoe and sliding block respectively have two.
CN2011205314168U 2011-12-16 2011-12-16 Step-by-step opening injection mould Expired - Fee Related CN202399469U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011205314168U CN202399469U (en) 2011-12-16 2011-12-16 Step-by-step opening injection mould

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011205314168U CN202399469U (en) 2011-12-16 2011-12-16 Step-by-step opening injection mould

Publications (1)

Publication Number Publication Date
CN202399469U true CN202399469U (en) 2012-08-29

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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103009570A (en) * 2012-12-26 2013-04-03 宁波市鄞州剑均机械科技有限公司 Plastic mould for flower stand center connectors
CN103009571A (en) * 2012-12-26 2013-04-03 宁波市鄞州剑均机械科技有限公司 Plastic mould for flower stand center connectors with bolts
CN103085239A (en) * 2012-12-30 2013-05-08 宁波如强模塑有限公司 Mould with mechanical type core pulling mechanism
CN103128939A (en) * 2013-02-22 2013-06-05 青岛三元集团股份有限公司 Mold-clamping sequence control mechanism
CN103341955A (en) * 2013-07-03 2013-10-09 科益精密模塑(太仓)有限公司 Automobile lamp body die separating type inclined core-pulling mechanism
CN104139170A (en) * 2014-07-16 2014-11-12 华南理工大学 Die locking device for directly extruding casting die
CN111251542A (en) * 2020-01-16 2020-06-09 浙江普光窗饰有限公司 Three-hole spherical injection mold for window decoration
CN111251543A (en) * 2020-01-16 2020-06-09 浙江普光窗饰有限公司 Alloy injection mold for curtain rod decoration head

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103009570A (en) * 2012-12-26 2013-04-03 宁波市鄞州剑均机械科技有限公司 Plastic mould for flower stand center connectors
CN103009571A (en) * 2012-12-26 2013-04-03 宁波市鄞州剑均机械科技有限公司 Plastic mould for flower stand center connectors with bolts
CN103085239A (en) * 2012-12-30 2013-05-08 宁波如强模塑有限公司 Mould with mechanical type core pulling mechanism
CN103085239B (en) * 2012-12-30 2015-04-15 宁波如强模塑有限公司 Mould with mechanical type core pulling mechanism
CN103128939A (en) * 2013-02-22 2013-06-05 青岛三元集团股份有限公司 Mold-clamping sequence control mechanism
CN103341955A (en) * 2013-07-03 2013-10-09 科益精密模塑(太仓)有限公司 Automobile lamp body die separating type inclined core-pulling mechanism
CN103341955B (en) * 2013-07-03 2015-12-02 科益精密模塑(太仓)有限公司 A kind of automobile lamp body mold separate type oblique core drawing mechanism
CN104139170A (en) * 2014-07-16 2014-11-12 华南理工大学 Die locking device for directly extruding casting die
CN111251542A (en) * 2020-01-16 2020-06-09 浙江普光窗饰有限公司 Three-hole spherical injection mold for window decoration
CN111251543A (en) * 2020-01-16 2020-06-09 浙江普光窗饰有限公司 Alloy injection mold for curtain rod decoration head

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120829

Termination date: 20171216