CN221717635U

CN221717635U - Mould is used in production of polyurethane pillow

Info

Publication number: CN221717635U
Application number: CN202323535589.9U
Authority: CN
Inventors: 蓝志忠
Original assignee: Jiangmen Pufeitai New Material Co ltd
Current assignee: Jiangmen Pufeitai New Material Co ltd
Priority date: 2023-12-25
Filing date: 2023-12-25
Publication date: 2024-09-17
Anticipated expiration: 2033-12-25

Abstract

The utility model discloses a mould for producing polyurethane pillow, which comprises a fixing frame, an upper mould and a lower mould, wherein the upper mould and the lower mould are both positioned at the inner side of the fixing frame, after the product is formed, a hydraulic rod pulls the upper mould to move upwards, at the moment, the lower mould moves downwards under the cooperation of a first toothed bar, a gear and a second toothed bar, after the lower mould moves downwards to a certain extent, a jacking frame is contacted with the fixing frame, the jacking frame can jack out the product from the lower die through the jacking plate to finish the demoulding work, thus greatly improving the working efficiency, the gear can rotate no matter when the die is closed or opened, the rotating shaft can rotate when the gear rotates, the rotation axis makes the rotation axis rotatory through initiative awl tooth and driven awl tooth, and then makes the stirring board stir the raw materials, has avoided the raw materials to take place the phenomenon of precipitation, need not to set up agitator motor, has reduced the cost and the power consumption of device.

Description

Mould is used in production of polyurethane pillow

Technical Field

The utility model relates to the technical field of polyurethane pillow production, in particular to a mold for polyurethane pillow production.

Background

The polyurethane pillow is made of polyurethane material, can make people tired in one day sleep, make tired neck muscles and ligaments fully rest, has the characteristics of slow rebound, can effectively relieve pressure, the principle of the slow rebound material is that the slow rebound material can adjust the irregular compression to the most balanced state, namely, the slow rebound material can be slowly deformed to adapt to the object to be compressed, the most uniform supporting force is provided, and people feel smooth in blood.

The prior art discloses a polyurethane foaming device with the application number of CN202322486440.X, the on-line screen storage device comprises a base, base top fixed mounting has the bed die, the upper portion of bed die is provided with the mould, goes up mould connection elevating system, it is provided with the module to go up the mould bottom, the lower die cavity has been seted up at the bed die top, it corresponds the setting with the lower die cavity to go up the module, it is fixed to be provided with the agitator tank to go up mould top one end, be provided with first electrical heating board in the agitator tank, it is connected with the second electrical heating board to go up the module bottom, it is connected with the inlet pipe to go up the mould top, agitator tank top one end is connected with the conveyer pipe, the conveyer pipe bottom is located the inlet pipe, be provided with the pump of taking out on the conveyer pipe. When materials are mixed, stirred and solidified and formed, the foaming device is provided with a heating and heat-preserving structure, so that a plurality of procedures during foaming are heated and preserved conveniently, the foaming efficiency is improved, but the device needs to be provided with a stirring motor to stir raw materials, the manufacturing cost and the energy consumption cost of equipment are increased, and the device lacks a jacking mechanism, so that the working efficiency is influenced due to time consuming when the product is demoulded.

Disclosure of utility model

Based on this, the present utility model aims to provide a mold for producing polyurethane pillow, so as to solve the technical problems mentioned in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a mould is used in polyurethane pillow production, includes the mount, goes up mould and lower mould, it all is located the inboard of mount to go up mould and lower mould, the both sides of going up the mould are equipped with first ratch, the both sides of lower mould are equipped with the second ratch, the inner wall of mount runs through there is the rotation axis, and the both ends of rotation axis are fixed with initiative awl tooth and gear respectively, the both sides of mount all are equipped with the storage vat, the internally mounted of storage vat has the (mixing) shaft, the end fixing of (mixing) shaft has driven awl tooth, the bottom of lower mould is run through there is the jacking frame, and the tip of jacking frame is equipped with the jacking board, the inboard of jacking frame is equipped with the spring.

Further, a hydraulic rod is installed at the top of the fixing frame, and the output end of the hydraulic rod is fixed with the upper die.

By adopting the technical scheme, the hydraulic rod can provide power for the upper die, so that the upper die and the lower die can be conveniently closed or closed.

Further, three groups of vibrators are arranged at the bottom of the lower die, and heating wires are arranged on the inner wall of the storage barrel.

Through adopting above-mentioned technical scheme, the electromagnetic shaker can make the mould take place vibrations, and then makes the raw materials can distribute more evenly, can avoid the raw materials cooling to take place the phenomenon of solidification through the heater strip.

Further, the surface of storage vat is equipped with the constant delivery pump, and the feed end of constant delivery pump is linked together with the storage vat through the material pumping pipe, and the discharge end intercommunication of constant delivery pump has the conveying pipeline, the conveying pipeline is rubber hose.

By adopting the technical scheme, after die assembly, the raw materials in the storage vat are pumped by the constant delivery pump, and are input into the die through the conveying pipe of the pumping pipe.

Furthermore, the lifting plates are provided with three groups, and the three groups of lifting plates are in an inverted convex shape.

By adopting the technical scheme, the three groups of jacking plates can stably eject the formed product, and the inverted-convex design ensures that the sealing performance between the jacking plates and the lower die is better.

Further, the surface of (mixing) shaft is equipped with multiunit stirring board, and the surface of stirring board is equipped with how many through-holes.

Through adopting above-mentioned technical scheme, multiunit stirring board can carry out intensive mixing to the raw materials, and the through-hole can improve the shearing nature of raw materials moreover for the raw materials mixing effect is more ideal.

Further, the gears are respectively meshed with the first toothed bar and the second toothed bar.

Through adopting above-mentioned technical scheme, when the first rack bar motion of upper die drive, can make the gear take place to rotate to this makes the second rack bar drive the lower mould and removes.

Further, sliding sleeves are arranged on two sides of the upper die and the lower die, sliding rods are arranged on the inner side of the fixing frame, and the upper die and the lower die are in sliding fit with the sliding rods through the sliding sleeves.

By adopting the technical scheme, under the positioning cooperation of the sliding sleeve and the sliding rod, the upper die and the lower die are more compact and stable in die assembly.

In summary, the utility model has the following advantages: the utility model is provided with the first toothed bar, the second toothed bar, the gear, the rotating shaft, the driving bevel gear, the jacking frame, the spring and the jacking plate, when foaming is carried out, the hydraulic bar pushes the upper die to move downwards, meanwhile, the first toothed bar also moves downwards, the gear rotates when moving, the second toothed bar drives the lower die to move upwards, thus completing the die assembly work, the fixed displacement pump foams raw materials injected into the die, after the product is molded, the hydraulic bar pulls the upper die to move upwards, at the moment, the lower die moves downwards under the cooperation of the first toothed bar, the gear and the second toothed bar, the jacking frame contacts with the fixed frame after the lower die moves downwards to a certain extent, the jacking plate ejects the product from the lower die, thus completing the die stripping work, greatly improving the working efficiency.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of a fixing frame according to the present utility model;

FIG. 3 is a schematic view of the structure of the first and second racks of the present utility model;

fig. 4 is a schematic view of the structure of the lift plate of the present utility model.

In the figure: 1. a fixing frame; 2. a hydraulic rod; 3. an upper die; 4. a lower die; 5. a slide bar; 6. a rotation shaft; 7. a gear; 8. active bevel teeth; 9. a storage barrel; 10. a fixed displacement pump; 11. a material pumping pipe; 12. a material conveying pipe; 13. a jacking frame; 14. a jacking plate; 15. a spring; 16. a vibrator; 17. a stirring shaft; 18. driven bevel teeth; 19. a stirring plate; 20. a first toothed bar; 21. a second toothed bar; 22. a sliding sleeve; 23. and (5) heating wires.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.

1-4, Including a fixing frame 1, an upper die 3 and a lower die 4, wherein the upper die 3 and the lower die 4 are all positioned at the inner side of the fixing frame 1, the two sides of the upper die 3 are provided with a first toothed bar 20, the two sides of the lower die 4 are provided with a second toothed bar 21, the inner wall of the fixing frame 1 is penetrated with a rotating shaft 6, the two ends of the rotating shaft 6 are respectively fixed with a driving bevel gear 8 and a gear 7, the gear 7 is respectively meshed with the first toothed bar 20 and the second toothed bar 21, when the upper die 3 drives the first toothed bar 20 to move, the gear 7 is rotated, so that the second toothed bar 21 drives the lower die 4 to move, the two sides of the fixing frame 1 are provided with a storage bucket 9, the internally mounted of storage vat 9 has (mixing) shaft 17, the tip of (mixing) shaft 17 is fixed with driven bevel 18, the bottom of lower mould 4 runs through and has jacking frame 13, and the tip of jacking frame 13 is equipped with jacking plate 14, jacking plate 14 is equipped with three groups, three groups of jacking plate 14 all are the "protruding" font, three groups of jacking plate 14 can be steady with the shaping product ejecting, the leakproofness between jacking plate 14 and the lower mould 4 is better in the design of "protruding" font of falling, the inboard of jacking frame 13 is equipped with spring 15, spring 15 can drive jacking plate 14 downward and applys the precompression to jacking frame 13 for jacking plate 14 and lower mould 4 contact is inseparabler, the leakproofness has been improved.

Referring to fig. 1-2, in the above embodiment, the hydraulic rod 2 is mounted on the top of the fixing frame 1, and the output end of the hydraulic rod 2 is fixed with the upper die 3, where the hydraulic rod 2 can provide power for the upper die 3, so as to facilitate the die closing or die closing operation of the upper die 3 and the lower die 4.

Referring to fig. 1-3, in the above embodiment, the outer surface of the stirring shaft 17 is provided with multiple groups of stirring plates 19, and the outer surface of the stirring plate 19 is provided with multiple through holes, the multiple groups of stirring plates 19 can sufficiently stir the raw materials, and the through holes can improve the shearing property of the raw materials, so that the mixing effect of the raw materials is more ideal.

Embodiment two: referring to fig. 2, three groups of vibrators 16 are arranged at the bottom of the lower die 4, heating wires 23 are arranged on the inner wall of the storage barrel 9, and the vibrators 16 can vibrate the die, so that raw materials can be distributed more uniformly.

Embodiment III: referring to fig. 1, a fixed displacement pump 10 is arranged on the outer surface of a storage barrel 9, a feeding end of the fixed displacement pump 10 is communicated with the storage barrel 9 through a pumping pipe 11, a discharging end of the fixed displacement pump 10 is communicated with a conveying pipe 12, the conveying pipe 12 is a rubber hose, after the mold is closed, raw materials in the storage barrel 9 are pumped by the fixed displacement pump, and the raw materials are input into the mold through the conveying pipe 12 of the pumping pipe 11.

Embodiment four: referring to fig. 2 and 3, sliding sleeves 22 are respectively arranged on two sides of an upper die 3 and a lower die 4, sliding rods 5 are arranged on the inner sides of a fixing frame 1, and the upper die 3 and the lower die 4 are in sliding fit with the sliding rods 5 through the sliding sleeves 22, so that the upper die 3 and the lower die 4 are more tightly and stably clamped under the positioning fit of the sliding sleeves 22 and the sliding rods 5.

The implementation principle of the embodiment is as follows: when foaming is carried out, the staff controls the hydraulic rod 2 to push the upper die 3 to move downwards, meanwhile, the first toothed bar 20 moves downwards, during movement, the gear 7 rotates, the second toothed bar 21 drives the lower die 4 to move upwards, so that die assembly work is completed, the quantitative pump 10 foams raw materials injected into the die, after products are formed, the hydraulic rod 2 pulls the upper die 3 to move upwards, at the moment, the lower die 4 moves downwards under the cooperation of the first toothed bar 20, the gear 7 and the second toothed bar 21, after the lower die 4 moves downwards to a certain extent, the jacking frame 13 contacts with the fixing frame 1, the jacking frame 13 ejects products from the lower die through the jacking plate 14, and no matter during die assembly or die opening, the gear 7 rotates, the rotary shaft 6 rotates during rotation of the gear 7, the rotary shaft 6 rotates through the driving bevel gear 8 and the driven bevel gear 18, the stirring plate 19 stirs the raw materials, the raw materials are prevented from being precipitated, and the heating wire 23 can heat the raw materials.

Although embodiments of the utility model have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the utility model as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the utility model, provided that such modifications are within the scope of the appended claims.

Claims

1. The utility model provides a mould is used in production of polyurethane pillow, includes mount (1), goes up mould (3) and lower mould (4), its characterized in that: the utility model discloses a stirring device for a plastic material, including fixing frame (1) and lower mould (4), go up mould (3) and lower mould (4) and all be located the inboard of fixing frame (1), the both sides of going up mould (3) are equipped with first rack bar (20), the both sides of lower mould (4) are equipped with second rack bar (21), the inner wall of fixing frame (1) is run through and is had rotation axis (6), and the both ends of rotation axis (6) are fixed with initiative awl tooth (8) and gear (7) respectively, the both sides of fixing frame (1) all are equipped with storage vat (9), the internally mounted of storage vat (9) has (17), the tip of (17) is fixed with driven awl tooth (18), the bottom of lower mould (4) is run through and is had jacking frame (13), and the tip of jacking frame (13) is equipped with jacking plate (14), the inboard of jacking frame (13) is equipped with spring (15).

2. The polyurethane pillow-producing mold according to claim 1, wherein: the hydraulic rod (2) is installed at the top of the fixing frame (1), and the output end of the hydraulic rod (2) is fixed with the upper die (3).

3. The polyurethane pillow-producing mold according to claim 1, wherein: the bottom of the lower die (4) is provided with three groups of vibrators (16), and the inner wall of the storage barrel (9) is provided with a heating wire (23).

4. The polyurethane pillow-producing mold according to claim 1, wherein: the outer surface of storage vat (9) is equipped with constant delivery pump (10), and the feed end of constant delivery pump (10) is linked together with storage vat (9) through pumping pipe (11), and the discharge end intercommunication of constant delivery pump (10) has conveying pipeline (12), conveying pipeline (12) are rubber hose.

5. The polyurethane pillow-producing mold according to claim 1, wherein: the jacking plates (14) are provided with three groups, and the three groups of jacking plates (14) are in an inverted convex shape.

6. The polyurethane pillow-producing mold according to claim 1, wherein: the outer surface of (17) stirring axle is equipped with multiunit stirring board (19), and the surface of stirring board (19) is equipped with how many through-holes.

7. The polyurethane pillow-producing mold according to claim 1, wherein: the gear wheel (7) is respectively meshed with a first toothed bar (20) and a second toothed bar (21).

8. The polyurethane pillow-producing mold according to claim 1, wherein: the two sides of the upper die (3) and the lower die (4) are respectively provided with a sliding sleeve (22), the inner side of the fixing frame (1) is provided with a sliding rod (5), and the upper die (3) and the lower die (4) are respectively in sliding fit with the sliding rod (5) through the sliding sleeves (22).