CN218748937U

CN218748937U - Mold locking mechanism of foaming forming machine

Info

Publication number: CN218748937U
Application number: CN202221112542.4U
Authority: CN
Inventors: 邢闯
Original assignee: Ningbo Emmanuel Machinery Equipment Co ltd
Current assignee: Ningbo Emmanuel Machinery Equipment Co ltd
Priority date: 2022-05-10
Filing date: 2022-05-10
Publication date: 2023-03-28
Anticipated expiration: 2032-05-10

Abstract

The utility model relates to the technical field of foaming forming machines, and discloses a clamping mechanism of a foaming forming machine, which comprises a fixed die and a movable die, wherein the movable die is provided with a first clamping plate, the fixed die is provided with a second clamping plate, and the first clamping plate and the second clamping plate are connected through a clamping component; the mold locking assembly comprises a first insert rod and a second insert rod, and the first insert rod and the second insert rod are both of cylindrical hollow structures; the first inserted bar is installed on the first lock template, a clamping groove is installed in the second lock template, the second inserted bar is installed inside the clamping groove, an inclined plane convex block is arranged in the first inserted bar, an elastic bolt is arranged in the second inserted bar, a v-21274groove is formed in the elastic bolt, and the v-21274groove is matched with the inclined plane convex block. The utility model discloses possess simple structure easy operation, improved the leakproofness of mode locking to provide the beneficial effect of certain displacement volume for mould heat altered shape through elastic construction.

Description

Mold locking mechanism of foaming forming machine

Technical Field

The utility model relates to a foaming make-up machine technical field specifically is a foaming make-up machine clamping mechanism.

Background

A molding machine used for foam molding. The foaming machine is a continuous foaming machine for extrusion, calendering and casting, and its working principle is similar to that of injector, and it is a process of injecting the plasticized molten raw material into closed mould cavity by means of thrust of driving mechanism, solidifying and forming so as to obtain the invented product.

The clamping mechanism of some existing foaming forming machines drives chain gear transmission through a driving motor so as to achieve the effect of clamping, is complex in structure and high in use cost and maintenance cost, and slightly deforms due to the fact that a mold is heated and the pressure is increased when a material is injected for foaming, and clamping force provided by the clamping mechanism is unchanged, so that the upper mold and the lower mold are damaged due to extrusion collision.

SUMMERY OF THE UTILITY MODEL

The utility model provides a foaming make-up machine clamping mechanism, possess simple structure easy operation, the leakproofness of mode locking has been improved, and provide the beneficial effect of certain displacement volume for mould heat altered shape through elastic construction, the clamping mechanism of some current foaming make-up machines mentioned in the above-mentioned background art has been solved, it drives chain gear drive and then reaches the effect of mode locking through driving motor, the structure is complicated, use cost and maintenance cost are all higher, and when penetrating the material foaming, because the mould is heated and the pressure increase can take place slight deformation, and the clamping force that clamping mechanism provided is unchangeable, can lead to the upper and lower mould to take place to extrude the problem that the collision caused the damage.

The utility model provides a following technical scheme: a mold locking mechanism of a foaming molding machine comprises a fixed mold and a movable mold, wherein a first mold locking plate is installed on the movable mold, a second mold locking plate is installed on the fixed mold, and the first mold locking plate and the second mold locking plate are connected through a mold locking assembly;

the mold locking assembly comprises a first inserted rod and a second inserted rod, and the first inserted rod and the second inserted rod are both of cylindrical hollow structures;

the first inserted bar is installed on the first lock template, a clamping groove is installed in the second lock template, the second inserted bar is installed inside the clamping groove, an inclined plane convex block is arranged in the first inserted bar, an elastic spring bolt is arranged in the second inserted bar, a v-21274groove is formed in the elastic spring bolt, the v-21274groove is matched with the inclined plane convex block, and the elastic spring bolt is clamped on the upper surface of the inclined plane convex block.

As an alternative scheme of foaming make-up machine clamping mechanism, wherein: the elastic lock tongue comprises a movable block, a compression spring, an inclined sliding block and a locking block;

the through-hole has been seted up on the second inserted bar, the inclined plane sliding block runs through the inside of through-hole, the locking piece is connected with the inclined plane sliding block, compression spring's one end is connected with the movable block, compression spring's the other end is connected with the outer wall of movable block.

As an alternative scheme of a foaming make-up machine clamping mechanism, wherein: and a pin shaft is arranged in the second inserted bar, one end of the pin shaft is connected with the inclined plane sliding block, and the pin shaft is rotatably arranged in the second inserted bar.

As an alternative scheme of foaming make-up machine clamping mechanism, wherein: the elastic lock tongues are four, and the four elastic lock tongues are arranged in the second insertion rod in an annular mode.

As an alternative scheme of a foaming make-up machine clamping mechanism, wherein: the locking block is provided with a first inclined plane, the inclined plane lug is internally provided with a second inclined plane, and the first inclined plane is matched with the second inclined plane.

As an alternative scheme of a foaming make-up machine clamping mechanism, wherein: the movable block is provided with an adjusting rod, the adjusting rod penetrates through the first inserting rod and the second inserting rod and extends to the outside of the second lock template, and one end of the adjusting rod is provided with a push-pull plate.

As an alternative scheme of a foaming make-up machine clamping mechanism, wherein: the movable mould is provided with a fixed plate, the fixed plate is provided with an electric push rod and an air spring, one end of a piston rod of the electric push rod is connected with the push-pull plate, and one end of the air spring is connected with the push-pull plate.

As an alternative scheme of foaming make-up machine clamping mechanism, wherein: and a sealing rubber ring is arranged on the first lock template, and a buffer section and a lip edge are arranged on the sealing rubber ring.

The utility model discloses possess following beneficial effect:

1. this foaming make-up machine clamping mechanism, peg graft in the second inserted bar of cover half second die plate through the first inserted bar of installation on the first die plate on the movable mould, lock through inclined plane lug and elastic spring bolt, form the mode locking structure, simple structure and easy operation, establish to elastic rubber structure through the buffer segment on the sealed rubber ring of first die plate inner wall, under the condition that the mould is heated, can provide certain displacement volume for upper and lower mould in order to avoid the extrusion collision that thermal deformation caused, sealed shorter buffer segment cushions, and lip limit and sealed rubber ring promote the leakproofness, reduce the defective percentage, improve goods shaping quality.

2. According to the mold locking mechanism of the foam forming machine, in the process that the first insert rod is inserted into the second insert rod, the second inclined surface in the inclined surface convex block is matched with the first inclined surface on the locking block, and then the four pushed elastic lock tongues are contracted towards the inner side.

Four elastic lock tongues make fixed more stable, have improved the firmness of locking.

3. According to the mold locking mechanism of the foam molding machine, a movable mold moves during demolding, in the prior art, generally, in the demolding process through a thimble technology, a piston rod drives a push-pull plate to push and pull an adjusting rod through an electric push rod on a fixed plate, the adjusting rod is connected with a movable block, the elastic force of a compression spring drives an inclined plane sliding block to rotate in a through hole through a pin shaft while pushing the movable block, then the inclined plane sliding block contracts, four elastic lock tongues contract to a gathered state, and then during demolding, a first inserting rod is separated from a second inserting rod to form a shape for rapidly removing mold locking, so that the demolding speed is improved; play the effect of supporting the buffering through the air spring, and then when mode locking and contact mode locking state, improve electric putter stability.

Drawings

Fig. 1 is a schematic perspective view of the structure of the present invention.

Fig. 2 is a schematic structural sectional view of the present invention.

Fig. 3 is a schematic structural diagram of the first insertion rod and the second insertion rod in the locking state according to the present invention.

Fig. 4 is a schematic diagram of the structure of the present invention.

Fig. 5 is a schematic view of the sealing rubber ring according to the present invention.

In the figure: 1. fixing a mold; 2. moving the mold; 3. a first lock template; 4. a second lock template; 5. a first plunger; 6. a second plunger; 7. a card slot; 8. a bevel projection; 9. an elastic bolt; 10. v' -shaped groove 21274; 11. a movable block; 12. a compression spring; 13. a bevel sliding block; 14. a locking block; 15. a through hole; 16. a pin shaft; 17. a first inclined plane; 18. a second inclined plane; 19. adjusting a rod; 20. a push-pull plate; 21. a fixing plate; 22. an electric push rod; 23. a gas spring; 24. sealing the rubber ring; 25. a buffer section; 26. a lip.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

The clamping mechanism of some current foaming make-up machines drives chain gear drive and then reaches the effect of mode locking through driving motor, and the structure is complicated, and use cost and maintenance cost are all higher, and when penetrating the material foaming, because the mould is heated and the pressure increase can take place slight deformation, and the clamping force that clamping mechanism provided is unchangeable, can lead to the upper and lower mould to take place the extrusion collision and cause the damage moreover.

The utility model provides a following technical scheme: a clamping mechanism of a foaming forming machine, please refer to fig. 1-5, comprising a fixed die 1 and a movable die 2, wherein the movable die 2 is provided with a first clamping plate 3, the fixed die 1 is provided with a second clamping plate 4, and the first clamping plate 3 and the second clamping plate 4 are connected through a clamping assembly;

the mold locking component comprises a first inserted bar 5 and a second inserted bar 6, and the first inserted bar 5 and the second inserted bar 6 are both of cylindrical hollow structures;

a first inserted bar 5 is arranged on a first lock template 3, a clamping groove 7 is arranged in a second lock template 4, a second inserted bar 6 is arranged in the clamping groove 7, an inclined plane convex block 8 is arranged in the first inserted bar 5, an elastic lock tongue 9 is arranged in the second inserted bar 6, a v-21274type groove 10 and a v-2127410 are formed in the elastic lock tongue 9 and matched with the inclined plane convex block 8, and the elastic lock tongue 9 is clamped on the upper surface of the inclined plane convex block 8;

the first lock mould plate 3 is provided with a sealing rubber ring 24, and the sealing rubber ring 24 is provided with a buffer section 25 and a lip edge 26.

Peg graft in the second inserted bar 6 of 1 second die plate 4 of cover half through the first inserted bar 5 of installation on the first die plate 3 on the movable mould 2, lock through inclined plane lug 8 and elastic bolt 9, form the mode locking structure, and then improve the steadiness of mode locking, establish to the elastic rubber structure through the buffer segment 25 on the sealed rubber ring 24 of 3 inner walls of first die plate, under the condition that the mould is heated, sealed shorter buffer segment 25 cushions, and lip limit 26 and sealed rubber ring 24 promote the leakproofness, reduce the defective percentage, improve the goods shaping quality.

Example 2

This embodiment is an improved description made on the basis of embodiment 1, specifically, please refer to fig. 1-5, in which: the elastic bolt 9 comprises a movable block 11, a compression spring 12, an inclined slide block 13 and a locking block 14;

the through hole 15 has been seted up on the second inserted bar 6, and inclined plane sliding block 13 runs through the inside of through hole 15, and locking piece 14 is connected with inclined plane sliding block 13, and compression spring 12's one end is connected with movable block 11, and compression spring 12's the other end is connected with movable block 11's outer wall.

Wherein: a pin 16 is installed in the second inserted link 6, one end of the pin 16 is connected with the inclined sliding block 13, and the pin 16 is rotatably installed inside the second inserted link 6.

A first inclined plane 17 is arranged on the locking block 14, a second inclined plane 18 is arranged in the inclined plane convex block 8, and the first inclined plane 17 is matched with the second inclined plane 18;

wherein: the number of the elastic bolts 9 is four, and the four elastic bolts 9 are annularly arranged and installed inside the second insertion rod 6.

Referring to fig. 2-4, in the process of inserting the first inserted link 5 into the second inserted link 6, the second inclined surface 18 of the inclined projection 8 cooperates with the first inclined surface 17 of the locking block 14, and then the four pushed elastic locking tongues 9 contract inward, because the elastic locking tongues 9 are fixedly connected with the inclined sliding blocks 13, and the inclined sliding blocks 13 are elastically connected with the movable blocks 11 through the compression springs 12, and then the four pushed elastic locking tongues 9 contract inward, until the inclined projection 8 moves downward into the v-7421221210 groove, the four elastic locking tongues 9 will pop outward and be clamped on the upper surface of the inclined projection 8, thereby forming a mold locking effect.

Four elastic bolt 9 make fixed more stable, have improved the firmness of locking.

Example 3

This embodiment is an improved description made on the basis of embodiment 1, and specifically, please refer to fig. 1 to 5, in which: an adjusting rod 19 is installed on the movable block 11, the adjusting rod 19 penetrates through the first inserting rod 5 and the second inserting rod 6 and extends to the outside of the second lock template 4, and a push-pull plate 20 is installed at one end of the adjusting rod 19.

Wherein: the movable mold 2 is provided with a fixed plate 21, the fixed plate 21 is provided with an electric push rod 22 and a gas spring 23, one end of a piston rod of the electric push rod 22 is connected with the push-pull plate 20, and one end of the gas spring 23 is connected with the push-pull plate 20.

The fixed plate 21 is arranged on the movable die 2, the movable die moves during demolding, in the prior art, in the demolding process generally through a thimble technology, a motor serves as a power source through an electric push rod 22 on the fixed plate 21, pressure oil is output through a bidirectional gear pump and is controlled by an oil circuit manifold block to reach an oil cylinder, reciprocating motion of a piston rod is achieved, the piston rod drives a push-pull plate 20 to push and pull an adjusting rod 19, the adjusting rod 19 is connected with the movable block 11, the movable block 11 is pushed, meanwhile, the elastic force of a compression spring 12 drives an inclined plane sliding block 13 to rotate in a through hole 15 through a pin shaft 16 and then contracts, so that four elastic lock tongues 9 contract to a gathered state, and when demolding is conducted, the first inserting rod 5 is separated from the second inserting rod 6, a mode of quickly releasing mold locking is formed, and demolding speed is improved;

wherein, play the effect of supporting the buffering through air spring 23, and then when the mode locking was in the mode locking and contact mode locking state, improve electric putter 22 stability.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a foaming make-up machine clamping mechanism, includes cover half (1) and movable mould (2), its characterized in that: a first lock template (3) is installed on the movable mold (2), a second lock template (4) is installed on the fixed mold (1), and the first lock template (3) is connected with the second lock template (4) through a lock mold assembly;

the mould locking assembly comprises a first insert rod (5) and a second insert rod (6), and the first insert rod (5) and the second insert rod (6) are both of cylindrical hollow structures;

the first inserted bar (5) is installed on the first lock template (3), a clamping groove (7) is installed in the second lock template (4), the second inserted bar (6) is installed inside the clamping groove (7), an inclined plane convex block (8) is arranged in the first inserted bar (5), an elastic bolt (9) is arranged in the second inserted bar (6), a v-21274groove (10) is formed in the elastic bolt (9), the v-21274groove (10) is matched with the inclined plane convex block (8), and the elastic bolt (9) is clamped on the upper surface of the inclined plane convex block (8).

2. The mold clamping mechanism of a foam molding machine according to claim 1, characterized in that: the elastic bolt (9) comprises a movable block (11), a compression spring (12), an inclined sliding block (13) and a locking block (14);

through-hole (15) have been seted up on second inserted bar (6), inclined plane sliding block (13) run through the inside of through-hole (15), locking piece (14) are connected with inclined plane sliding block (13), the one end of compression spring (12) is connected with movable block (11), the other end of compression spring (12) is connected with the outer wall of movable block (11).

3. The clamping mechanism of the foaming machine according to claim 1, characterized in that: a pin shaft (16) is installed in the second inserted bar (6), one end of the pin shaft (16) is connected with the inclined plane sliding block (13), and the pin shaft (16) is rotatably installed inside the second inserted bar (6).

4. The mold clamping mechanism of a foam molding machine according to claim 1, characterized in that: the number of the elastic bolts (9) is four, and the four elastic bolts (9) are arranged in the second inserted bar (6) in an annular shape.

5. The mold clamping mechanism of a foam molding machine according to claim 2, characterized in that: the lock is characterized in that a first inclined plane (17) is arranged on the lock block (14), a second inclined plane (18) is arranged in the inclined plane convex block (8), and the first inclined plane (17) is matched with the second inclined plane (18).

6. The clamping mechanism of the foaming machine according to claim 2, characterized in that: an adjusting rod (19) is installed on the movable block (11), the adjusting rod (19) penetrates through the first inserting rod (5) and the second inserting rod (6) and extends to the outer portion of the second lock template (4), and a push-pull plate (20) is installed at one end of the adjusting rod (19).

7. The clamping mechanism of the foaming machine according to claim 1, characterized in that: the movable mold is characterized in that a fixed plate (21) is installed on the movable mold (2), an electric push rod (22) and an air spring (23) are installed on the fixed plate (21), one end of a piston rod of the electric push rod (22) is connected with the push-pull plate (20), and one end of the air spring (23) is connected with the push-pull plate (20).

8. The mold clamping mechanism of a foam molding machine according to claim 1, characterized in that: a sealing rubber ring (24) is installed on the first lock mold plate (3), and a buffer section (25) and a lip edge (26) are arranged on the sealing rubber ring (24).