CN211191953U

CN211191953U - A mould for valve plate injection moulding

Info

Publication number: CN211191953U
Application number: CN201922483762.2U
Authority: CN
Inventors: 何文洪
Original assignee: Hangzhou Dingfu Control Valve Co ltd
Current assignee: Hangzhou Dingfu Control Valve Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-08-07
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a mould for valve plate injection moulding, including the die holder with set up in the die holder with die holder sliding fit's die body, set up upper end and the communicating passageway in the outside on the die holder, still including setting up the thrust unit in the die holder, be fixed with solid fixed ring on the die holder, center post and fixed column, set up fixed groove and fixed groove internal fixation on the die body and have the shaping post, set up logical groove in the die holder, solved current mould and divide into die cover and die body for the most part, just like this will produce two moulds, the higher problem of manufacturing cost of mould.

Description

A mould for valve plate injection moulding

Technical Field

The utility model relates to a valve forming equipment technical field, in particular to a mould for valve plate injection moulding.

Background

The mold is used for obtaining various molds and tools of required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production, and various different molds are required to be used for injection molding when various parts on the valve are required to be subjected to injection molding.

Most of the existing dies are divided into a die cover and a die body, so that two dies need to be produced, and the production cost of the dies is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a mould for valve plate injection moulding has solved current mould and has divided into die cover and die body mostly, just so will produce two moulds, the higher problem of manufacturing cost of mould.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a mold for injection molding of a valve plate of a valve comprises a mold base and a mold body arranged in the mold base and in sliding fit with the mold base, wherein a channel with the upper end communicated with the outer side is formed in the mold base, the mold base further comprises a pushing device arranged in the mold base, a fixing ring, a center column and a fixing column are fixed on the mold base, a fixing groove is formed in the mold body, the fixing column is fixed in the fixing groove, a through groove is formed in the mold base, the mold body is arranged in the through groove, a sliding block is fixed on the lower surface of the mold body, a sliding groove is formed in the through groove, the sliding block is arranged in the sliding groove and in sliding fit with the sliding groove, the pushing device comprises an inner gear ring and a gear, a fixing rod is fixed in the through groove, the gear is sleeved on the fixing rod and in rotating fit with the gear, a pushing block is fixed on the gear, a rotating groove is formed in the, the end of the rotating ring, far away from the rotating groove, is fixedly connected with the inner gear ring, the inner gear ring is meshed with the gear, a rotating rod is fixed at the end of the inner gear ring, far away from the gear, and a fixing device is arranged on the rotating rod.

Adopt above-mentioned technical scheme, when will moulding plastics, rotate the bull stick and drive the interior ring gear rotation, the internal gear rotates along the rotary trough, interior ring gear rotation drives the gear rotation, gear rotation drives and promotes the piece and rotate, promotes the piece and rotates and drive the die body and remove in to the die holder, when the die holder removed the assigned position, the stall bull stick was fixed with the bull stick through fixing device, can pour into the molten iron into from the passway this moment, accomplish after the molten iron cooling and mould plastics.

Preferably, the fixing device comprises a spring and an inclined pressing block, the through groove is close to the pressing groove in the outer side, the spring is arranged in the pressing groove, one end of the spring is fixedly connected with the bottom of the pressing groove, one end of the spring, far away from the pressing groove, is fixedly connected with the inclined pressing block, a pressing groove is formed in the side wall of the pressing groove, and a pressing block in sliding fit with the pressing groove is arranged in the pressing groove.

Adopt above-mentioned technical scheme, when will removing the bull stick, press down the press block, the press block removes and drives the oblique briquetting and slide in compressing tightly the inslot, and the spring compression produces elasticity, can remove the oblique briquetting this moment, when the bull stick removed the assigned position, loosens the press block, and the elasticity of spring drives the extrusion of oblique briquetting, and the oblique briquetting is fixed the bull stick, has played the effect of fixed bull stick.

Preferably, a spiral groove is formed in the die holder, two ends of the spiral groove are communicated with the outside, a connecting pipe is fixed to one end of the spiral groove, threaded holes are symmetrically formed in the connecting pipe, and a first tightening bolt in threaded fit with the threaded holes is arranged in the threaded holes.

Adopt above-mentioned technical scheme, after the completion of moulding plastics, will cool off the die holder, in receiving the connecting tube with external water pipe, screw up and screw up bolt one, screw up bolt one and fix the water pipe on the connecting tube, put into the helicla flute with cooling water in, cooling water flows along the helicla flute, and the cooling water cools off the die holder, has played the effect of cooling die holder.

Preferably, the upper surface of the die holder is symmetrically fixed with fixing blocks, the fixing blocks are provided with slots, the slots are internally provided with glands in sliding fit with the slots, and the fixing blocks are provided with tightening bolts II in threaded fit with the fixing blocks.

By adopting the technical scheme, after molten iron is poured, the processing gland is inserted into the groove, when the gland moves to a specified position, the second screwing bolt is rotated, and the second screwing bolt fixes the gland on the die holder, so that the effect of sealing the channel opening on the die holder is achieved.

Preferably, a tightening handle is fixed to the first tightening bolt and the second tightening bolt.

By adopting the technical scheme, the screwing handle plays a role in facilitating the rotation of the screwing bolt I and the screwing bolt II.

Preferably, the connecting tube is a glass fiber tube.

Adopt above-mentioned technical scheme, glass fiber has good heat-proof quality, and the people can not receive thermal influence when the wiring.

Preferably, a handle is fixed on the die holder.

By adopting the technical scheme, when the die holder is to be moved, the die holder is driven to move through the lifting handle, so that the effect of conveniently moving the die holder is achieved.

Drawings

FIG. 1 is a schematic structural view of a mold;

FIG. 2 is a schematic position diagram showing a retaining ring, a central post and a retaining post;

FIG. 3 is a schematic view for showing the structure of the pushing device;

FIG. 4 is a schematic diagram showing the positions of the slide blocks and the slide grooves;

FIG. 5 is a schematic view showing the structure of the fixing device;

FIG. 6 is a schematic view showing the positions of an inner ring gear, gears, a swivel and a fixing rod;

FIG. 7 is a schematic view showing the positions of the connection tube, the first tightening bolt, the spiral groove and the tightening handle.

Reference numerals: 1. a die holder; 2. a mold body; 3. a pushing device; 4. a fixing ring; 5. a central column; 6. fixing a column; 7. a shaping groove; 8. a sizing column; 9. a through groove; 10. a slider; 11. a chute; 12. an inner gear ring; 13. a gear; 14. fixing the rod; 15. a pushing block; 16. rotating the groove; 17. rotating the ring; 18. a rotating rod; 19. a fixing device; 20. a spring; 21. an oblique pressing block; 22. a compaction groove; 23. pressing the groove; 24. a pressing block; 25. a helical groove; 26. a connecting pipe; 27. a threaded hole; 28. screwing the first bolt; 29. a fixed block; 30. grooving; 31. a gland; 32. screwing a second bolt; 33. screwing down the handle; 34. a handle; 35. a channel.

Detailed Description

The following is only the preferred embodiment of the present invention, the protection scope is not limited to this embodiment, and all technical solutions belonging to the idea of the present invention should belong to the protection scope of the present invention. It should also be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and such modifications and decorations should also be regarded as the protection scope of the present invention.

Referring to fig. 1 to 7, a mold for injection molding of a valve plate of a valve, comprising a mold base 1 and a mold body 2 arranged in the mold base 1 and slidably engaged with the mold base 1, the mold base 1 being provided with a channel 35 having an upper end communicating with an outer side, and further comprising a pushing device 3 arranged in the mold base 1, the mold base 1 being fixed with a fixing ring 4, a center post 5 and a fixing post 6, the pushing device 3 comprising an inner gear ring 12 and a gear 13, the mold base 1 being provided with a through groove 9, the through groove 9 being fixed with a fixing rod 14, the gear 13 being externally sleeved on the fixing rod 14 and the gear 13 being rotatably engaged with the fixing rod 14, the through groove 9 being provided with a rotating groove 16 and the rotating ring 17 being slidably engaged with the rotating groove 16, one end of the rotating ring 17 far away from the rotating groove 16 being fixedly connected with the inner gear ring 12, one end of the inner gear ring 12 far away from the gear 13 being fixed with a rotating rod 18, internal gear 13 rotates along the revolving chute 16, interior ring gear 12 and gear 13 meshing, interior ring gear 12 rotates and drives gear 13 and rotate, be fixed with on the gear 13 and promote piece 15, gear 13 rotates and drives and promote piece 15 and rotate, die body 2 sets up in logical groove 9, the lower surface of die body 2 is fixed with sliding block 10, logical inslot 9 has seted up spout 11, sliding block 10 sets up in spout 11 and sliding block 10 and 11 sliding fit of spout, it drives die body 2 and removes to die holder 1 to promote a 15 rotation, when die holder 1 removes the assigned position, stop rotating rotary rod 18.

As shown in fig. 5, a fixing device 19 is disposed on the rotating rod 18, the fixing device 19 includes a spring 20 and an inclined pressing block 21, the through groove 9 is close to a pressing groove 22 on the outer side, the spring 20 is disposed in the pressing groove 22 and one end of the spring 20 is fixedly connected with the bottom of the pressing groove 22, one end of the spring 20 far away from the pressing groove 22 is fixedly connected with the inclined pressing block 21, the elastic force of the spring 20 drives the inclined pressing block 21 to press the rotating rod 18, the rotating rod 18 is fixed, a pressing groove 23 is disposed on the side wall of the pressing groove 22, a pressing block 24 slidably engaged with the pressing groove 23 is disposed in the pressing groove 23, when the rotating rod 18 is to be moved, the pressing block 24 is pressed, the inclined pressing block 21 is pressed into the pressing groove 22 by the pressing block 24, and the rotating rod 18 can be moved at.

As shown in fig. 1, after the rotating rod 18 is fixed, molten iron is injected from an opening of the channel 35, a fixed groove 7 is formed in the die body 2, a fixed column 8 is fixed in the fixed groove 7, the molten iron flows along the fixed groove 7, fixed blocks 29 are symmetrically fixed on the upper surface of the die holder 1, a slot 30 is formed in the fixed block 29, a gland 31 in sliding fit with the slot 30 is arranged in the slot 30, the gland 31 is pushed to be inserted into the slot 30, a tightening bolt two 32 in threaded fit with the fixed block 29 is arranged on the fixed block 29, a tightening handle 33 is fixed on the tightening bolt two 32, when the gland 31 moves to a specified position, the tightening handle 33 is rotated to drive the tightening bolt two 32 to rotate, the tightening bolt two 32 rotates to press the gland 31 onto the die holder 1, and the gland 31 is fixed.

As shown in fig. 7, when the die holder 1 is to be cooled, a spiral groove 25 is formed in the die holder 1, two ends of the spiral groove 25 are both communicated with the outside, a connecting pipe 26 is fixed to one end of the spiral groove 25, an outside water pipe is inserted into the connecting pipe 26, threaded holes 27 are symmetrically formed in the connecting pipe 26, a first tightening bolt 28 in threaded fit with the threaded hole 27 is arranged in the threaded hole 27, a first tightening handle 33 is fixed to the first tightening bolt 28, the first tightening bolt 28 is driven to rotate by rotating the tightening handle 33, the outside water pipe is fixed by rotating the first tightening bolt 28, cooling water is filled into the spiral groove 25, the die holder 1 is cooled by the cooling water, when a formed workpiece is to be taken out, the second tightening bolt 32 is driven to rotate by rotating the tightening handle 33 in the opposite direction, and then the press cover 31 is removed, so that the formed component is taken.

As shown in fig. 1, the connection tube 26 is a glass fiber tube, which has good heat insulation and is not affected by heat when connecting wires; the lifting handle 34 is fixed on the die holder 1, and when the die holder 1 needs to be moved, the lifting handle 34 drives the die holder 1 to move, so that the die holder 1 can be conveniently moved.

Claims

1. A mold for injection molding of a valve plate of a valve comprises a mold base (1) and a mold body (2) arranged in the mold base (1) and in sliding fit with the mold base (1), wherein a channel (35) with the upper end communicated with the outer side is formed in the mold base (1), and the mold is characterized by further comprising a pushing device (3) arranged in the mold base (1), a fixing ring (4), a central column (5) and a fixing column (6) are fixed on the mold base (1), a fixing groove (7) is formed in the mold body (2), a fixing column (8) is fixed in the fixing groove (7), a through groove (9) is formed in the mold base (1), the mold body (2) is arranged in the through groove (9), a sliding block (10) is fixed on the lower surface of the mold body (2), a sliding groove (11) is formed in the through groove (9), the sliding block (10) is arranged in the sliding groove (11), and the sliding block (10) is in sliding fit with the, thrust unit (3) include interior ring gear (12) and gear (13), logical groove (9) internal fixation has dead lever (14), gear (13) overcoat just on dead lever (14) gear (13) and dead lever (14) normal running fit, be fixed with on gear (13) and promote piece (15), logical inslot (9) in seted up runner (16) just be provided with runner (17) with runner (16) sliding fit in runner (16), runner (17) keep away from the one end and interior ring gear (12) fixed connection of runner (16), interior ring gear (12) and gear (13) meshing, the one end that gear (13) were kept away from in interior ring gear (12) is fixed with bull stick (18), be provided with fixing device (19) on bull stick (18).

2. The mold for injection molding of the valve plate of the valve according to claim 1, wherein the fixing device (19) comprises a spring (20) and an inclined pressing block (21), the through groove (9) is close to the pressing groove (22) on the outer side, the spring (20) is arranged in the pressing groove (22), one end of the spring (20) is fixedly connected with the bottom of the pressing groove (22), one end of the spring (20) far away from the pressing groove (22) is fixedly connected with the inclined pressing block (21), a pressing groove (23) is formed in the side wall of the pressing groove (22), and a pressing block (24) in sliding fit with the pressing groove (23) is arranged in the pressing groove (23).

3. The mold for injection molding of the valve plate of the valve according to claim 1, wherein a spiral groove (25) is formed in the mold base (1), both ends of the spiral groove (25) are communicated with the outside, a connecting pipe (26) is fixed on one end of the spiral groove (25), threaded holes (27) are symmetrically formed in the connecting pipe (26), and first tightening bolts (28) which are in threaded fit with the threaded holes (27) are arranged in the threaded holes (27).

4. The mold for injection molding of the valve plate of the valve according to claim 1, wherein the fixed block (29) is symmetrically fixed on the upper surface of the mold base (1), the fixed block (29) is provided with a slot (30), a gland (31) in sliding fit with the slot (30) is arranged in the slot (30), and the fixed block (29) is provided with a second tightening bolt (32) in threaded fit with the fixed block (29).

5. A mold for injection molding of a valve plate of a valve according to claim 3, wherein the first tightening bolt (28) and the second tightening bolt (32) are fixed with tightening handles (33).

6. A mold for injection molding of a valve plate of a valve according to claim 3, wherein the connecting tube (26) is a fiberglass tube.

7. A mould for injection moulding of a valve plate for a valve according to claim 1, wherein a handle (34) is fixed to the mould base (1).