CN218019822U

CN218019822U - Screw mould convenient to location

Info

Publication number: CN218019822U
Application number: CN202221431874.9U
Authority: CN
Inventors: 朱本翠
Original assignee: Shanghai Fanyu Hardware Tools Co ltd
Current assignee: Shanghai Fanyu Hardware Tools Co ltd
Priority date: 2022-06-09
Filing date: 2022-06-09
Publication date: 2022-12-13
Anticipated expiration: 2032-06-09

Abstract

The utility model discloses a screw mould convenient to location, including mount table and supporting roof, the bottom header top is fixed with the bed die, goes up the hydroecium bottom be fixed with bed die matched with last mould, is provided with adjustment mechanism on the bed die, upward is provided with pressure release mechanism on the hydroecium. The utility model discloses in be provided with adjustment mechanism, when using, the bed die is in the same place with last mould phase, plastics after melting enter into the bed die through insulating tube and go up inside the common cavity behind the mould cooperation, when insulating tube stops to melt plastics after common cavity is inside to be poured into, the sprue is under reset spring's spring action, can block up insulating tube, make insulating tube and common cavity isolated, a heater can be to the heating that the inside plastics of insulating tube lasts simultaneously, the state that keeps melting, and then avoided the plastics after melting to solidify at the inside of insulating tube, make going on that injection moulding of screw can be smooth.

Description

Screw mould convenient to location

Technical Field

The utility model relates to a screw processing technology field especially relates to a screw mould convenient to location.

Background

The screw can assemble many parts in many mechanical equipment together, also is the most basic part, wherein the screw is the instrument that utilizes the physics and the mathematical principle of the inclined plane circular rotation of object and frictional force, fastens the thing parts step by step, and the material of screw is various, has metal, and the screw intensity of metal is great, also has the plastics material screw that insulating nature is good, according to different usage, selects the screw of different materials.

When processing the plastics screw, often use the plastics that melt after the heating, pour into the mould and advance production, the method of moulding plastics promptly, when moulding plastics, because the plastics after the heating will carry out quick solidification in the mould to conveniently take out, and then accelerate the production of screw, but if accelerate the plastics after melting to solidify, often can block up the injection molding pipe of moulding plastics, influence the production and processing of screw.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a screw mold convenient for positioning.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a screw mould convenient to location, includes the mount table and supports the roof, the mount table top is fixed with lower header and a plurality of department support column, and a plurality of departments the support column is fixed jointly in supporting the roof bottom, the lower header top is fixed with the bed die, it is fixed with hydraulic push rod to support the roof bottom, hydraulic push rod bottom mounting has last hydroecium, go up the hydroecium bottom and be fixed with the mould of going up with the bed die matched with, all be fixed with the stirring fan in lower header and the last hydroecium inner chamber, the both ends of lower header and last hydroecium all are fixed with the raceway, the lower die top is close to four corners department and all is fixed with spacing post, be provided with adjustment mechanism on the bed die, upward be provided with pressure relief mechanism on the hydroecium, it all is fixed with the slide bar to go up the hydroecium bottom and be close to four corners department.

Preferably, the top of the supporting top plate is provided with a plurality of through holes, the plurality of sliding rods are movably connected in the corresponding through holes respectively, one ends of the plurality of water pipes extend into the lower water chamber and the upper water chamber respectively, and connectors matched with the limiting columns are arranged at the positions, close to the four corners, of the bottom of the upper die.

Preferably, adjustment mechanism is including fixing the insulating tube on the bed die, the one end of insulating tube runs through until the bed die inner chamber in, the insulating tube inner wall is fixed with a heater and fixed block No. one, swing joint has the sprue in the insulating tube inner chamber No. one, the cover is equipped with reset spring on the sprue.

Preferably, the fixed block is sleeved on the plugging block, and one end of the return spring is attached to the fixed block.

Preferably, pressure release mechanism is including fixing the insulating tube No. two on the hydroecium, no. two insulating tube bottom extend to in the mould inner chamber, be fixed with heater, connecting block and sealed piece No. two in the insulating tube inner chamber, swing joint has connecting rod and jam piece in the insulating tube inner chamber No. two, the connecting rod is fixed on the jam piece, the jam piece embedding is in sealed piece inner chamber, the cover is equipped with coil spring on the connecting rod.

Preferably, the connecting block sleeve is established on the connecting rod, coil spring's both ends laminating respectively sets up on connecting block and choke block.

The utility model discloses following beneficial effect has:

1. the utility model discloses in be provided with adjustment mechanism, when using, the bed die is in the same place with last mould phase, the plastics after melting enter into the common cavity inside after bed die and last mould phase through the insulating tube, when the insulating tube stops to pour into the plastics after melting into common cavity inside, the sprue can block up the insulating tube under reset spring's elasticity effect, make the insulating tube of a number isolate with the common cavity, the heater can be to the plastics continuous heating of the inside of insulating tube of a number simultaneously, keep the state of melting, and then avoided the plastics after melting to solidify in the insulating tube of a number, make the injection moulding of screw go on smoothly;

2. the utility model discloses in be provided with pressure release mechanism, in the bed die with go up the inseparable laminating of mould together, when forming common cavity and carrying out injection moulding plastics screw, it can make the increase that its inside atmospheric pressure lasts to pour into the inside plastics that melts of common cavity, and then separate with sealed piece after pushing away the chock, make the inside gas of common cavity can discharge through No. two insulating tubes, guarantee the inside atmospheric pressure balance of common cavity, make going on that injection molding work can be smooth, and simultaneously, no. two heaters continuously heat the inside of No. two insulating tubes, also can make to enter into the inside plastics of No. two insulating tubes and can not solidify, avoid blockking up No. two insulating tubes.

Drawings

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

FIG. 2 is a front sectional view of the present invention;

FIG. 3 is a front view sectional structure diagram of the lower water chamber of the present invention;

FIG. 4 is a front view cross section structure diagram of the upper water chamber of the present invention;

fig. 5 is a schematic view of the three-dimensional structure of the upper water chamber of the present invention;

fig. 6 is an enlarged schematic view of fig. 3 a according to the present invention;

fig. 7 is an enlarged schematic view of the utility model at the point B in fig. 4.

In the figure: 1. a mounting table; 2. supporting a top plate; 3. a support pillar; 4. a water discharging chamber; 5. a lower die; 6. a hydraulic push rod; 7. a water feeding chamber; 8. an upper die; 9. a stirring fan; 10. a water delivery pipe; 11. a limiting column; 12. an adjustment mechanism; 1201. a first insulating pipe; 1202. a first heater; 1203. a fixed block; 1204. blocking; 1205. a return spring; 13. a pressure relief mechanism; 1301. a second insulating pipe; 1302. a second heater; 1303. connecting blocks; 1304. a connecting rod; 1305. a blocking block; 1306. a sealing block; 1307. a coil spring; 14. a slide bar.

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.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-7, a screw mold convenient for positioning comprises an installation table 1 and a supporting top plate 2, wherein a lower water chamber 4 and a plurality of supporting columns 3 are fixed at the top of the installation table 1, the supporting columns 3 are jointly fixed at the bottom of the supporting top plate 2, a lower mold 5 is fixed at the top of the lower water chamber 4, a hydraulic push rod 6 is fixed at the bottom of the supporting top plate 2, an upper water chamber 7 is fixed at the bottom of the hydraulic push rod 6, an upper mold 8 matched with the lower mold 5 is fixed at the bottom of the upper water chamber 7, the upper mold 8 and the upper water chamber 7 can move up and down along with the extension and retraction of the hydraulic push rod 6, after the lower mold 5 and the upper mold 8 are mutually attached together, a common cavity is formed for carrying out the work of processing plastic screws by injection molding, the inner cavities of the lower water chamber 4 and the upper water chamber 7 are both fixed with a stirring fan 9, the two ends of the lower water chamber 4 and the upper water chamber 7 are both fixed with water conveying pipes 10, one water conveying pipe 10 can inject cooling water into the cavity formed between the upper die 8 and the lower die 5, the other corresponding water pipe 10 can discharge the injected cooling water, so that the lower die 5 and the upper die 8 are kept in a low-temperature state, the rapid cooling of the melted plastic is accelerated, so that the injected molten plastic can be rapidly solidified, the production of the plastic screw is accelerated, the stirring fan 9 can enable the injected cooling water to rapidly and circularly flow in a common cavity formed by the lower die 5 and the upper die 8, the lower die 5 and the upper die 8 can be uniformly cooled, the temperatures of the lower die 5 and the upper die 8 are guaranteed to be stable, the limiting columns 11 are fixed to the top of the lower die 5 close to the four corners, the adjusting mechanism 12 is arranged on the lower die 5, the pressure relief mechanism 13 is arranged on the upper water chamber 7, and the sliding rods 14 are fixed to the bottom of the upper water chamber 7 close to the four corners.

A plurality of department through holes are seted up at roof liner 2 top, and a plurality of department slide bar 14 are swing joint respectively in the through hole that corresponds, and slide bar 14 can be so that go up water chamber 7 and reciprocate smoothly, go up 8 bottoms of mould and all set up near four corners department with spacing post 11 matched with connector, spacing post 11 embedding is in the connector that corresponds, can be so that the stable laminating of bed die 5 and last mould 8 is in the same place for go up mould 8 and bed die 5 and fix a position.

Adjustment mechanism 12 is including fixing insulating tube 1201 on bed die 5, the one end of insulating tube 1201 runs through until in the 5 inner chambers of bed die, insulating tube 1201 inner wall is fixed with a heater 1202 and fixed block 1203, a heater 1202 can heat the inside plastics that melt of insulating tube 1201, guarantee the effectual mobility of the plastics after melting, swing joint has sprue 1204 in the insulating tube 1201 inner chamber, sprue 1204 seals up insulating tube 1201, can be isolated with the inner chamber of bed die 5 with insulating tube 1201, avoid the inside plastics that melt of insulating tube 1201 to be cooled down and solidify, the cover is equipped with reset spring 1205 on sprue 1204.

Fixed block 1203 is established on sprue 1204, and fixed block 1203 plays limiting displacement to sprue 1204 for sprue 1204 can only remove about, and reset spring 1205's one end laminating sets up on fixed block 1203, and reset spring 1205 makes sprue 1204 can be plugged up with the stable shutoff of insulating tube 1201 No. one.

Above-mentioned, when using, bed die 5 and last mould 8 cooperate together, plastics after melting push away the back with sprue 1204, enter into the common cavity after bed die 5 and the cooperation of last mould 8 inside through insulating tube 1201, when insulating tube 1201 stops to pour into the plastics after melting into common cavity inside, sprue 1204 is under reset spring 1205's elasticity effect, can block up insulating tube 1201, make insulating tube 1201 isolated with common cavity, heater 1202 can be to the continuous heating of plastics inside insulating tube 1201 simultaneously, the state of keeping melting, and then avoided the plastics after melting to solidify in insulating tube 1201 inside, make the processing of moulding plastics of screw can be smooth going on.

Pressure relief mechanism 13 is including No. two insulating tube 1301 of fixed on last hydroecium 7, no. two insulating tube 1301 bottoms extend to in the 8 inner chambers of last mould, be fixed with No. two heaters 1302 in No. two insulating tube 1301 inner chambers, connecting block 1303 and sealed piece 1306, no. two heaters 1302 can carry out the heating that lasts to No. two insulating tube 1301 insides, avoid entering into the plastics solidification of No. two insulating tube 1301 insides, swing joint has connecting rod 1304 and obstruction block 1305 in No. two insulating tube 1301 inner chambers, connecting rod 1304 is fixed on obstruction block 1305, obstruction block 1305 imbeds in sealed piece 1306 inner chamber, the cover is equipped with coil spring 1307 on connecting rod 1304, obstruction block 1305 imbeds in sealed piece 1306 inner chamber, can block up No. two insulating tube 1301, avoid the plastics that melt in the common cavity that forms between lower mould 5 and the last mould 8 to continue to enter into No. two insulating tube 1301.

Connecting block 1303 is sleeved on connecting rod 1304, two ends of spiral spring 1307 are respectively fitted and arranged on connecting block 1303 and blocking block 1305, connecting block 1303 plays a limiting role in connecting rod 1304, connecting rod 1304 can only move up and down, spiral spring 1307 has downward elastic force on blocking block 1305, and blocking block 1305 can be stably embedded in the inner cavity of sealing block 1306.

Above-mentioned, be in the same place at bed die 5 and the inseparable laminating of last mould 8, when forming common cavity and carrying out injection moulding processing plastics screw, it can make its inside increase of atmospheric pressure to inject into the inside plastics that melts of common cavity, and then push away back and sealed piece 1306 separation with stopper 1305, make the inside gas of common cavity can discharge through No. two insulating tube 1301, guarantee common cavity inside atmospheric pressure balance, make the going on that injection moulding work can be smooth, and simultaneously, no. two heaters 1302 continuously heats No. two insulating tube 1301 insides, also can make the plastics that enter into No. two insulating tube 1301 insides can not solidify, avoid blockking up No. two insulating tube 1301.

Wherein, after lower mould 5 and the inseparable laminating of last mould 8 are in the same place, form common cavity, the back of accomplishing of moulding plastics, after the plastics that wait to inject into solidify, start hydraulic push rod 6 and shorten for last mould 8 shortens with lower mould 5, can take out the plastics after solidifying, melts and carries out processing on next step to the plastics after solidifying.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a screw mould convenient to location, includes mount table (1) and supporting roof (2), its characterized in that, mount table (1) top is fixed with lower header (4) and a plurality of department support column (3), and a plurality of departments support column (3) are fixed jointly in supporting roof (2) bottom, lower header (4) top is fixed with bed die (5), supporting roof (2) bottom is fixed with hydraulic ram (6), hydraulic ram (6) bottom mounting has last header (7), it is fixed with mould (8) on with bed die (5) matched with to go up header (7) bottom, all be fixed with stirring fan (9) in lower header (4) and last header (7) inner chamber, the both ends of lower header (4) and last header (7) all are fixed with raceway (10), bed die (5) top is close to four corners department and all is fixed with spacing post (11), be provided with adjustment mechanism (12) on lower die (5), upward be provided with pressure release mechanism (13) on header (7), it all is fixed with slide bar (14) to go up header (7).

2. The screw mold convenient to position according to claim 1, wherein a plurality of through holes are formed in the top of the supporting top plate (2), a plurality of sliding rods (14) are movably connected in the corresponding through holes respectively, one ends of a plurality of water pipes (10) extend into the lower water chamber (4) and the upper water chamber (7) respectively, and connectors matched with the limiting columns (11) are formed in the bottom of the upper mold (8) close to four corners.

3. The screw mold convenient to locate according to claim 1, wherein the adjusting mechanism (12) comprises a first heat preservation pipe (1201) fixed on the lower mold (5), one end of the first heat preservation pipe (1201) penetrates into an inner cavity of the lower mold (5), a first heater (1202) and a fixed block (1203) are fixed on the inner wall of the first heat preservation pipe (1201), a block (1204) is movably connected in the inner cavity of the first heat preservation pipe (1201), and a return spring (1205) is sleeved on the block (1204).

4. The screw mold convenient to position as claimed in claim 3, wherein the fixing block (1203) is sleeved on the blocking block (1204), and one end of the return spring (1205) is attached to the fixing block (1203).

5. The screw mold convenient to locate according to claim 1, wherein the pressure relief mechanism (13) comprises a second insulating tube (1301) fixed on the upper water chamber (7), the bottom end of the second insulating tube (1301) extends into the inner cavity of the upper mold (8), a second heater (1302), a connecting block (1303) and a sealing block (1306) are fixed in the inner cavity of the second insulating tube (1301), a connecting rod (1304) and a blocking block (1305) are movably connected in the inner cavity of the second insulating tube (1301), the connecting rod (1304) is fixed on the blocking block (1305), the blocking block (1305) is embedded in the inner cavity of the sealing block (1306), and a coil spring (1307) is sleeved on the connecting rod (1304).

6. The screw die convenient to locate according to claim 5, wherein the connecting block (1303) is sleeved on the connecting rod (1304), and two ends of the spiral spring (1307) are respectively attached to the connecting block (1303) and the blocking block (1305).