CN217621882U

CN217621882U - Anti-pressing mould of small contact injection mould

Info

Publication number: CN217621882U
Application number: CN202220115573.9U
Authority: CN
Inventors: 倪正中
Original assignee: Zhejiang Zhongrui Intelligent Manufacturing Co ltd
Current assignee: Zhejiang Zhongrui Intelligent Manufacturing Co ltd
Priority date: 2022-01-17
Filing date: 2022-01-17
Publication date: 2022-10-21
Anticipated expiration: 2032-01-17

Abstract

The utility model provides a compression mold is prevented to small-size contact injection mold belongs to the injection mold field. It has solved the not in place problem of current injection mold demolding. This small-size contact piece injection mold prevents compression tooling, the middle part of moulding plastics die cavity two still has the injection hole, the die cavity one of moulding plastics still is equipped with takes off the material mechanism, activity separation blade rotatable coupling is at the tracheal tip of metal, the metal trachea sets up the middle part at the movable mould, and the equal parallel arrangement appearance of metal trachea and activity separation blade is on the surface of die cavity one of moulding plastics, the metal trachea is connected with the cylinder through the hose, the movable groove that supplies the kicking block embedding is still seted up to the lateral part of the die cavity one of moulding plastics, the sleeve pipe sets up the lateral part at the movable groove, the movable groove department is worn to establish by the thimble. Such structure has increased the efficiency of moulding plastics, increases drawing of patterns efficiency, the stability of drawing of patterns.

Description

Anti-pressing die for small contact injection die

Technical Field

The utility model belongs to the technical field of injection mold, a compression mold is prevented to small-size contact injection mold is related to.

Background

An injection mold is a tool for producing plastic products: the injection molding is a processing method used for batch production of parts with complex shapes, and particularly, the injection molding high-pressure injection molding of the plastic melted by heating is injected into a die cavity and is cooled and solidified to obtain a finished product.

Present generally prevent that compression mold utensil apparatus for producing is mostly two half formulas, and such structure can not effectually directly carry out the split with the mould and take out to lead to the speed of moulding plastics to weaken greatly, injection moulding product in the forming die is also difficult by the drawing of patterns, when the mould compound die, because pressure is too big, makes injection moulding product drowned out easily, also can't guarantee the automatic discharge of whole mould simultaneously.

Disclosure of Invention

The utility model aims at the above-mentioned problem that prior art exists, provide a compact structure and high small-size contact injection mould of stability and prevent compression tooling, through take off the material mechanism with the lateral part setting at the movable mould middle part, thereby the product of the intracavity of moulding is taken off to the material mechanism synchronization action down in the middle part and both sides of taking off.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a small-size contact piece injection mold prevents compression moulding utensil, includes the supporting seat of workstation and workstation both sides, its characterized in that, still including the cover half of connecting on workstation left side supporting seat and the movable mould of connection on workstation right side supporting seat, the die cavity one of moulding plastics has been seted up at the middle part of movable mould, the die cavity two of moulding plastics has been seted up at the cover half middle part, cover half and movable mould level set up, and cover half and movable mould mesh mutually to make the die cavity one of moulding plastics form one with the die cavity two of moulding plastics and treat injection moulding product's mould, the middle part of die cavity two of moulding plastics still has the injecting glue hole, the die cavity one of moulding plastics still is equipped with takes off the material mechanism, it still includes cylinder, metal trachea, activity separation blade, thimble, sleeve pipe, kicking block still to mould plastics, the cylinder sets up on the operation platform supporting seat right side, rotatable coupling is at the tip of metal trachea, the metal trachea sets up at the middle part of movable separation blade, and the equal parallel arrangement appearance of metal trachea and the surface of the die cavity one of moulding plastics is on the die cavity one surface of moulding plastics, metal trachea and movable separation blade side groove department are linked together at the thimble, the thimble and the thimble groove of the tip of the thimble, the thimble and the thimble end of the thimble are linked together.

The cover half is connected on the left supporting seat of operation platform, the movable mould is connected on the supporting seat on operation platform right side, outside drive equipment drive movable mould through movable mould department removes along the operation platform, can make movable mould and cover half laminate mutually, thereby make the mould plastics concave mould cavity one at movable mould middle part and the mould cavity two of moulding plastics concave mould cavity two formation of cover half middle part mould plastics, mould plastics concave mould cavity two middle parts of cover half have can be heated the plastics output that melts to mould plastics the mould cavity one with mould plastics the gluey hole in the mould cavity two, after the completion of moulding plastics, the thimble shifts up along the sleeve pipe of mould plastics a lateral part, thereby promote the kicking block of thimble lateral part, the kicking block can be with mould plastics the product of the completion of moulding plastics between concave mould plastics cavity one and the mould plastics concave mould plastics the cavity two and tilt up gently, set up the cylinder output gas of operation platform lateral part gently simultaneously, make gas be full of moulding plastics in the metal trachea at concave mould plastics the middle part, metal trachea upper end still has movable separation blade, two movable separation blades all rotate the connection and connect in metal trachea top both sides department, can upwards rotate the movable separation blade through the effectual mould plastics when the mould plastics the operation product of moulding plastics, thereby the stability of drawing plastics is increased the operation product of drawing plastics and the drawing plastics when the efficiency of drawing a mould plastics is more.

In foretell small-size contact member injection mould prevents pressing die utensil, the activity groove all is rectangular form with the kicking block, the tip of kicking block has the embedding portion of slope, the kicking block afterbody passes through spring coupling on the activity groove, the quantity of spring has two, and two springs symmetry respectively set up between activity groove and kicking block, the activity groove bottom still is equipped with the stopper, the afterbody of kicking block supports and leans on the stopper.

The kicking block inlays in the movable groove, embedding that the embedding portion of kicking block front end can be better is to moulding plastics concave first of touching the chamber, can be better will mould plastics concave touch the chamber one and mould plastics concave touch the product perk gently of accomplishing between the chamber two, thereby play the effect of drawing of patterns, the quantity of spring has two and two springs symmetry respectively and sets up between movable groove and kicking block, the afterbody of kicking block supports and leans on the stopper, shift up on the thimble and promote after the kicking block, can make the kicking block reset in the effect of spring, make the afterbody of kicking block support once more and lean on the stopper.

In foretell small-size contact piece injection mould compression mould, metal trachea upper portion is the tip of pipe shape, the tip diameter is 10-16 millimeters, the mounting groove that supplies the embedding of activity separation blade is still seted up at metal trachea's tip, the mounting groove all is circularly with the activity separation blade, the diameter of activity separation blade is 4-7 millimeters, the mounting groove all has two with the quantity of activity separation blade, and two mounting grooves and activity separation blade symmetry respectively set up in tip department, the lower part of mounting groove still has spacing fender edge, two the tip of activity separation blade all supports and leans on spacing fender edge, metal trachea's lower part still has and is spiral helicine water conservancy diversion post.

The metal trachea is big end to end, the metal trachea department of tip installs movable separation blade, two movable separation blades inlay respectively in the mounting groove of tip department, and rotatable coupling is in the border department of tip, still install in the tip of metal trachea lower part and be spiral helicine water conservancy diversion post, when moulding plastics, the tip of two movable separation blades all supports and leans on spacing fender edge, after the completion of moulding plastics, through the cylinder drive on the operation bench, carry to the metal trachea with gaseous hose passing through, metal trachea lower part tip department, the water conservancy diversion post can further increase gaseous velocity of flow, thereby make two movable separation blades of tip department on metal trachea upper portion upwards rotate, with the injection mold cavity one and the perk gently of the injection moulding product between the injection mold cavity two.

In the above-mentioned compression-proof mold for injection mold of small-sized contact element, the ejector pin, the sleeve, the ejector block, the spring and the movable groove form a mold stripping unit, and the number of the air mold units is two, and the two mold stripping units are respectively arranged on two sides of the first injection mold cavity.

Thimble, sleeve pipe, kicking block, spring and movable slot form a drawing die unit, and two drawing die units set up respectively in the both sides of moulding die cavity one, can be better through the setting of two drawing die units will mould die cavity one and the injection moulding product between the moulding die cavity two takes out, and two drawing die units are drawn die in step simultaneously, stability that can further increase the drawing die, great increase the efficiency of drawing die.

In the small contact piece injection mold anti-pressure mold, the surfaces of the movable blocking piece and the top block are coated with anti-adhesion coatings.

The surfaces of the movable separation blade and the top block are coated with anti-sticking coatings, so that the number of the movable separation blade and the top block which can be greatly reduced are greatly reduced, the movable separation blade and the top block are stuck to injection products between the first injection molding die cavity and the second injection molding die cavity, and meanwhile, the abrasion resistance of the movable separation blade and the top block can be greatly increased, so that the service life of the movable separation blade and the top block is prolonged.

In the above-mentioned compression-proof mold for injection molding of a small contact element, the end of the thimble further has an inclined lead-in portion.

The inclined leading-in part can better drive the ejector block, and the upper end of the top penetrates between the two springs.

In foretell small-size contact injection mold prevents compression fittings, it is protruding still to have a plurality of location on the cover half, the protruding equal circumference equipartition in a plurality of location is at the upper surface of cover half, still have on the movable mould with the protruding assorted positioning groove in location, the protruding quantity in location and positioning groove's quantity one-to-one.

The fixed die is also provided with a plurality of positioning bulges, the movable die is provided with positioning grooves matched with the positioning bulges, and when the movable die is meshed with the fixed die, the positioning bulges are embedded into the positioning grooves, so that the positioning accuracy when the movable die is meshed with the fixed die is greatly improved.

In foretell small-size contact piece injection mould prevents compression fittings, still install on the supporting seat of movable mould department and drive actuating cylinder, the one end that drives actuating cylinder is connected on the supporting seat, and one end output connects on the movable mould, the quantity that drives actuating cylinder has a plurality of, and a plurality of drives actuating cylinder annular equipartition and sets up between movable mould and supporting seat.

The plurality of driving cylinders are connected between the movable mold and the supporting seat, and the movable mold can move to the fixed film along the workbench and is meshed with the fixed film under the driving of the plurality of driving cylinders.

Compared with the prior art, the small contact piece injection mold compression-resistant mold has the advantages that after injection molding is completed, the tail part of the ejector block is abutted against the limiting block, the ejector pin moves upwards along the sleeve on the side part of the injection mold cavity, so that the ejector block on the side part of the ejector pin is pushed, the ejector block can slightly tilt an injection molded product between the first injection mold cavity and the second injection mold cavity, meanwhile, gas is conveyed into the metal gas pipe through the hose, the flow velocity of the gas can be further increased by the flow guide column at the large end of the lower part of the metal gas pipe, so that the two movable separation blades at the small end of the upper part of the metal gas pipe rotate upwards to slightly tilt the injection molded product between the first injection mold cavity and the second injection mold cavity, thereby synchronous with the demoulding of injection moulding product, the effect at the spring after the demoulding is accomplished is making the kicking block reset, make the afterbody of kicking block support again on the stopper, the tip of two movable separation blades all kick-backs and supports and support on spacing fender edge, such structure can effectually directly carry out the split with the mould and take out, can be better through setting up of two drawing die units take out injection moulding product between moulding die cavity one and the moulding die cavity two, two drawing die units draw the mould in step simultaneously, the stability of increase drawing the mould that can step forward, great increase the efficiency of drawing the mould, the stability of drawing of patterns, be difficult to make injection moulding product drowned simultaneously, guarantee the continuity of automatic drawing of patterns when whole moulding plastics.

Drawings

FIG. 1 is a schematic structural view of the compression-proof mold of the injection mold of the small contact element.

FIG. 2 is a schematic structural diagram of a movable mold in the compression-proof mold for the small contact piece injection mold.

Fig. 3 is a schematic structural view of the small end in the compression-proof mold of the small contact injection mold.

FIG. 4 is a schematic structural view of a movable groove in the compression-proof mold of the small contact injection mold.

In the figure, 1, a workbench; 1a, a supporting seat; 2. fixing a mold; 2a, a second injection mold cavity; 3. moving the mold; 3a, a first injection molding cavity; 4. a metal gas pipe; 4a, a small end; 5. a cylinder; 6. a movable baffle sheet; 7. a thimble; 7a, an introduction part; 8. a sleeve; 9. a top block; 9a, an insertion portion; 10. a movable groove; 10a, a spring; 10b, a limiting block; 11. a limiting blocking edge; 12. mounting grooves; 13. a flow guide column; 14. positioning a projection; 15. a positioning groove; 16. the cylinder is driven.

Detailed Description

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, this small-size contact member injection mold compression mold, including the supporting seat 1a of workstation 1 and workstation 1 both sides, still including connecting cover half 2 on workstation 1 left side supporting seat 1a and connecting movable mould 3 on workstation 1 right side supporting seat 1a, the middle part of movable mould 3 has been seted up and has been moulded plastics cavity one 3a, mould plastics cavity two 2a has been seted up at cover half 2 middle part, cover half 2 sets up with movable mould 3 level, and cover half 2 meshes with movable mould 3 mutually to make mould plastics cavity one 3a and mould plastics cavity two 2a form the mould of a product of treating of moulding plastics, mould plastics cavity two 2 a's middle part still has the injection hole, mould plastics cavity one 3a department still is equipped with the stripper mechanism, stripper mechanism still includes cylinder 5, metal trachea 4, movable separation blade 6, thimble 7, sleeve pipe 8, kicking block 9, cylinder 5 sets up on the supporting seat 1a on workstation 1 right side, movable separation blade 6 connects at the tip of metal trachea 4, metal trachea 4 sets up at the movable separation blade 6, thimble 7, sleeve pipe 8, ejector block 9a is connected at the movable mould plastics cavity 10a side portion that the movable separation blade 10a is all set up and is connected at the movable mould plastics supporting seat 10a that the ejector pin 10a that the mould plastics.

The movable groove 10 and the top block 9 are both long strips, the end of the top block 9 is provided with an inclined embedding part 9a, the tail of the top block 9 is connected to the movable groove 10 through a spring 10a, the number of the springs 10a is two, the two springs 10a are respectively symmetrically arranged between the movable groove 10 and the top block 9, the bottom of the movable groove 10 is further provided with a limit block 10b, and the tail of the top block 9 is abutted against the limit block 10 b.

4 upper portions of metal trachea are tip 4a of pipe shape, tip 4a diameter is 10-16 millimeters, mounting groove 12 that supplies the embedding of activity separation blade 6 is still seted up at tip 4a top of metal trachea 4, mounting groove 12 all is circularly with activity separation blade 6, the diameter of activity separation blade 6 is 4-7 millimeters, mounting groove 12 all has two with the quantity of activity separation blade 6, and two mounting grooves 12 keep off 6 difference symmetries with the activity and set up in tip 4a department, the lower part of mounting groove 12 still has spacing fender edge 11, two the tip of activity separation blade 6 all supports and leans on spacing fender edge 11, metal trachea 4's lower part still has and is spiral helicine water conservancy diversion post 13.

The ejector pins 7, the sleeve 8, the ejector block 9, the spring 10a and the movable groove 10 form a mold stripping unit, and the number of the air mold units is two, and the two mold stripping units are respectively arranged on two sides of the first injection mold cavity 3 a.

The surfaces of the movable baffle 6 and the top block 9 are coated with anti-sticking coatings.

The tip of the thimble 7 also has an inclined introduction portion 7a.

Still have a plurality of location arch 14 on the cover half 2, the equal circumference equipartition of a plurality of location arch 14 is at the upper surface of cover half 2, still have on the movable mould 3 with location arch 14 assorted positioning groove 15, the quantity of location arch 14 and positioning groove 15's quantity one-to-one.

Still install on the supporting seat 1a of movable mould 3 department and drive actuating cylinder 16, the one end of driving actuating cylinder 16 is connected on supporting seat 1a, and one end output connects on movable mould 3, the quantity that drives actuating cylinder 16 has a plurality of, and a plurality of drives actuating cylinder 16 annular equipartition and sets up between movable mould 3 and supporting seat 1 a.

The fixed die 2 is connected to the supporting seat 1a on the left side of the operating platform 1, the movable die 3 is connected to the supporting seat 1a on the right side of the operating platform 1, the movable die 3 can move towards the fixed die 2 along the operating platform under the driving of the plurality of driving cylinders 16, the movable die 3 can be attached to the fixed die 2, when the movable die 3 is meshed with the fixed die 2, the positioning protrusions 14 are embedded into the positioning grooves 15, the positioning accuracy when the movable die 3 is meshed with the fixed die 2 is greatly improved, so that the injection molding concave die cavity I3 a in the middle of the movable die 3 and the injection molding concave die cavity II 2a in the middle of the fixed die 2 form a die cavity of an injection molded product, the middle of the injection molding concave die cavity II 2a of the fixed die 2 is provided with injection molding holes capable of outputting heated and melted plastics into the injection molding die cavity I3 a and the injection molding die cavity II 2a, the ejector pin 7, the sleeve 8, the ejector block 9, the spring 10a and the movable groove 10 form a mold lifting unit, and the two mold lifting units are respectively arranged on two sides of the injection die cavity I3 a, after the injection molding is finished, the ejector pins 7 on two sides of the first injection molding cavity 3a move upwards along the sleeve 8 on the side of the first injection molding cavity 3a, so that the ejector block 9 on the side of the ejector pin 7 is pushed, the ejector block 9 moves along the movable groove 10, the embedded part 9a of the ejector block 9 moves towards the first injection molding cavity 3a, the first injection molding cavity 3a and the second injection molding cavity 2s are slightly tilted, meanwhile, the gas is conveyed into the metal gas pipe 4 through the hose, the large end of the lower part of the metal gas pipe 4 is provided with the flow guide column 13, the flow velocity of the gas can be further increased, the two movable blocking pieces 6 at the small end 4a of the upper part of the metal gas pipe 4 rotate upwards, the injection molding product on the first injection molding cavity 3a is slightly tilted, the surfaces of the movable blocking pieces 6 and the ejector block 9 are coated with anti-sticking coatings, and the movable blocking pieces 6 and the ejector block 9 can be greatly reduced from being stuck between the first injection molding cavity 3a and the second injection molding cavity 2a Mould the product, thereby synchronous with the injection moulding product demoulding, effect at spring 10a after the demoulding is accomplished makes kicking block 9 reset, make the afterbody of kicking block 9 support once more on stopper 10b, the tip of two movable separation blades 6 is all kick-backed and is supported on spacing fender edge 11, such structure can effectually directly carry out the split with the mould and take out, great increase the efficiency of moulding plastics, increase drawing of patterns efficiency, the stability of drawing of patterns, be difficult to make injection moulding product drowned out simultaneously, guarantee whole automatic drawing of patterns continuity when moulding plastics.

Claims

1. The utility model provides a small-size contact piece injection mould prevents compression fittings, includes the supporting seat of workstation and workstation both sides, its characterized in that still includes the cover half of connecting on workstation left side supporting seat and connects the movable mould on workstation right side supporting seat, the middle part of movable mould has seted up injection moulding die cavity one, injection moulding die cavity two has been seted up at the cover half middle part, cover half and movable mould level set up, and cover half and movable mould mesh mutually to make injection moulding die cavity one and injection moulding die cavity two form the mould of a product of treating the injection moulding, the middle part of injection moulding die cavity two still has the injecting glue hole, injection moulding die cavity one still is equipped with the stripping mechanism, the stripping mechanism still includes cylinder, metal trachea, activity separation blade, thimble, sleeve pipe, kicking block, the cylinder sets up on the supporting seat on operation panel right side, activity separation blade rotatable coupling is at the tracheal tip of metal, the metal trachea sets up at the middle part of movable mould, and the equal parallel arrangement of metal trachea and activity separation blade is on the surface of the die cavity of moulding plastics one, the metal trachea is connected with the cylinder through the hose, the movable groove that supplies the kicking block embedding is still seted up to the lateral part of the die cavity of moulding plastics one, the sleeve pipe sets up the lateral part at the movable groove, the movable groove department is worn to establish by the thimble, and the tip of thimble supports and leans on the border department at the kicking block, the movable groove is linked together with the die cavity of moulding plastics one, and the tip of kicking block and the surperficial looks parallel and level of the die cavity of moulding plastics one.

2. The small contact piece injection mold compression prevention mold of claim 1, wherein the movable groove and the top piece are both long, the end of the top piece has an inclined embedded part, the tail part of the top piece is connected to the movable groove through a spring, the number of the springs is two, the two springs are symmetrically arranged between the movable groove and the top piece respectively, the bottom of the movable groove is further provided with a limit block, and the tail part of the top piece is abutted against the limit block.

3. The compression-preventing mold for the injection mold of a small-sized contact element according to claim 2, wherein the upper portion of the metal air tube is a small end in a shape of a circular tube, the diameter of the small end is 10-16 mm, an installation groove for embedding a movable blocking piece is further formed in the top of the small end of the metal air tube, the installation groove and the movable blocking piece are both circular, the diameter of the movable blocking piece is 4-7 mm, the number of the installation groove and the number of the movable blocking piece are two, the two installation grooves and the two movable blocking pieces are symmetrically arranged at the small end respectively, a limiting blocking edge is further arranged at the lower portion of the installation groove, the end portions of the two movable blocking pieces are abutted against the limiting blocking edge, and a spiral flow guide column is further arranged at the lower portion of the metal air tube.

4. The compression-proof mold for injection molding of small-sized contact element according to claim 3, wherein the ejector pin, the sleeve, the ejector block, the spring and the movable groove form one mold-stripping unit, and the number of the mold-stripping units is two, and the two mold-stripping units are respectively arranged at two sides of the first injection mold cavity.

5. The compression-resistant mold for injection molding of small contact elements as claimed in claim 4, wherein the surfaces of the movable baffle and the top block are coated with anti-sticking coating.

6. The compression mold for injection molding of small contact elements according to claim 5, wherein the end of the ejector pin further has an inclined lead-in portion.

7. The small contact piece injection mold compression prevention mold of claim 6, wherein the fixed mold is further provided with a plurality of positioning protrusions which are uniformly distributed on the upper surface of the fixed mold in the circumferential direction, the movable mold is further provided with positioning grooves matched with the positioning protrusions, and the number of the positioning protrusions corresponds to the number of the positioning grooves in a one-to-one manner.

8. The compression-proof mold for injection mold of small contact piece according to claim 7, wherein the supporting seat of the movable mold is further installed with a plurality of driving cylinders, one end of each driving cylinder is connected to the supporting seat, and the other end of each driving cylinder is connected to the movable mold.