CN209902226U

CN209902226U - Injection mold of bathroom door handle

Info

Publication number: CN209902226U
Application number: CN201920592168.4U
Authority: CN
Inventors: 李可永; 廖长青
Original assignee: Zhangzhou Alba Metal Products Co Ltd
Current assignee: Zhangzhou Alba Metal Products Co Ltd
Priority date: 2019-04-27
Filing date: 2019-04-27
Publication date: 2020-01-07
Anticipated expiration: 2029-04-27

Abstract

The utility model discloses an injection mold of bathroom door handle relates to the injection-molded technology field. The technical key points are as follows: the utility model provides an injection mold of bathroom door handle, includes front mould, back mould and support, the back mould is fixed on the mesa of support, preceding die cavity and back die cavity have been seted up respectively to the one side of front mould and back mould looks lock, the week side that one side of front mould orientation back mould lies in preceding die cavity is provided with a plurality of locating piece, one side of back mould orientation front mould is provided with locating piece assorted constant head tank, the locating piece is provided with first magnet towards the one end of back mould, be provided with second magnet in the constant head tank. The utility model has the advantages of the location is accurate, can fast compound die and the compound die is stable.

Description

Injection mold of bathroom door handle

Technical Field

The utility model relates to an injection moulding processing technology field, more specifically say, it relates to an injection mold of bathroom door handle.

Background

The handle is generally installed on door, door and window or drawer door, is used for assisting to open or close door, door and window etc. aluminum alloy handle is widely used because of its advantages such as light, the intensity is higher, and the current manufacturing aluminum alloy handle mostly adopts the die-casting fashioned method, and the mould is the important equipment of die-casting shaping, makes through utilizing the die-casting of mould to have advantages such as high efficiency, high accuracy.

The utility model discloses a chinese utility model patent that publication number is CN208068738U discloses a car handle mould, it includes the mould, the bed die, it is on the bed die to go up the mould, wherein the bed die includes lower moulding stage etc. first bottom plate is in the bottom of lower moulding stage, a plurality of fixed orificess are all on lower moulding stage, a plurality of lower buffer blocks all are located between a plurality of fixed orificess, handle frame is on lower moulding stage and is located between a plurality of fixed orificess and a plurality of lower buffer blocks, a plurality of connecting holes are all on handle frame, a plurality of holding down the hole in handle frame and be located between a plurality of connecting holes, a plurality of fixture blocks are all on lower moulding stage, a plurality of fixture blocks are located between a plurality of fixed orificess respectively.

The alignment of going up mould and bed die is realized through fixed column and fixed orifices to the upper die and the bed die in the mould disclosed in above-mentioned patent when moulding plastics, because the mould is steel generally, and is heavier, hardly aligns fixed column and fixed orifices under the prerequisite that does not have corresponding guide structure, so when moulding plastics, the position that need constantly debug the upper die just can realize the alignment of going up mould and bed die, and the operation is more troublesome.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an injection mold of bathroom door handle, it has the advantage of location accuracy, can compound die fast.

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

the utility model provides an injection mold of bathroom door handle, includes front mould, back mould and support, the back mould is fixed on the mesa of support, preceding die cavity and back die cavity have been seted up respectively to the one side of front mould and back mould looks lock, the week side that one side of front mould orientation back mould lies in preceding die cavity is provided with a plurality of locating piece, one side of back mould orientation front mould is provided with locating piece assorted constant head tank, the locating piece is provided with first magnet towards the one end of back mould, be provided with second magnet in the constant head tank.

By adopting the technical scheme, when the mold is closed, the front mold and the rear mold are aligned, the positioning block is quickly clamped into the positioning groove under the guiding of the attraction force between the first magnet and the second magnet, so that the front mold and the rear mold are accurately buckled, the mold closing speed is increased, and the mold closing operation is simple and convenient; meanwhile, the attractive force between the first magnet and the second magnet can enable the front die and the rear die to be buckled more stably.

Furthermore, the second magnet is an electromagnet, threading holes communicated with the positioning grooves are formed in the peripheral side of the rear die, and a first button enabling the second magnet to be communicated with forward current and a second button enabling the second magnet to be communicated with reverse current are respectively arranged on the support.

By adopting the technical scheme, when the mould is assembled, the electric wire passes through the threading hole to be electrically connected with the second magnet, when the mould is assembled, the first button is pressed, the second magnet is introduced with forward current, one end of the second magnet, facing the first magnet, is not in the same polarity as the first magnet, and the second magnet and the first magnet are attracted with each other, so that the front mould and the rear mould are conveniently buckled; when the drawing of patterns, press the second button, the second magnet lets in reverse current, and the one end and the first magnet homopolar of second magnet orientation first magnet, second magnet and first magnet repulsion each other, conveniently separate front mould and back mould.

Furthermore, the inner wall of the threading hole is provided with a heat insulation layer.

Through adopting above-mentioned technical scheme, the temperature of mould is than higher when moulding plastics, and the insulating layer plays thermal-insulated effect, can protect the electric wire in the threading hole, avoids the electric wire to damage because of high temperature, improves the security and the stability of this mould during operation.

Furthermore, the positioning block is made of heat-insulating materials, a heat-insulating sleeve is arranged in the positioning groove, and the second magnet is located in the heat-insulating sleeve.

Through adopting above-mentioned technical scheme, when moulding plastics, the temperature of mould is than higher, and under the state of front mould and back mould lock, the locating piece forms an inclosed space with the radiation shield sleeve, protects first magnet and second magnet in this space, avoids both to be demagnetized because of high temperature.

Further, the vertical sections of the positioning block and the first magnet are gradually reduced along the direction from the front die to the rear die.

Through adopting above-mentioned technical scheme, this structure has the guide effect, makes things convenient for locating piece and first magnet card to go into in the constant head tank, and then accelerates the lock speed of front mould and back mould.

Furthermore, four peripheral sides of the rear die are respectively provided with 4 guide plates extending outwards, and the guide plates extend obliquely along the direction from the rear die to the front die.

By adopting the technical scheme, when the front die is buckled with the rear die, the guide plate plays a role in guiding, so that the positioning block can be quickly aligned to the positioning groove, and the buckling speed of the front die and the rear die is increased.

Furthermore, one side of the guide plate facing the rear die is hinged with the rear die, and a locking piece for locking the guide plate in an inclined state is arranged on the support.

Through adopting above-mentioned technical scheme, after the compound die is accomplished, with retaining member unblock, can avoid the deflector to hinder subsequent operations such as moulding plastics or drawing of patterns towards the direction upset of support with the deflector.

Further, the retaining member includes connecting rod, adjustment tank, adjusting bolt and movable block, the both ends of connecting rod are articulated with deflector and movable block respectively, the adjustment tank is located on the mesa of support and its length direction is perpendicular rather than the length direction of close deflector, movable block sliding connection is in the adjustment tank, adjusting bolt's one end is passed all sides and the movable block butt of support.

By adopting the technical scheme, when the die is closed, the adjusting bolt is screwed into the adjusting groove, the adjusting bolt pushes the movable block forwards towards one end of the movable block, the movable block pushes the connecting rod forwards, the connecting rod can push the guide plate while being pushed, and the guide plate overturns towards the direction far away from the support under the action of the pushing force of the connecting rod, so that the guiding effect is achieved; after the compound die is accomplished, with adjusting bolt back-out adjustment tank outside, the movable block loses adjusting bolt to its butt effect, and the movable block can move towards the direction of keeping away from the deflector under the action of gravity of deflector, drives the deflector orientation and is close to the direction upset of support, and then makes the deflector incline towards the direction of support, avoids the deflector to hinder subsequent operations such as moulding plastics or drawing of patterns.

Furthermore, a hand wheel coaxial with the adjusting bolt is arranged at one end of the adjusting bolt far away from the connecting rod.

Through adopting above-mentioned technical scheme, the hand wheel is convenient with adjusting bolt precession or screw-out.

Furthermore, a scale groove with the length direction consistent with the length direction of the adjusting groove is formed in the position, close to the adjusting groove, of the support, and scale marks are marked in the scale groove.

Through adopting above-mentioned technical scheme, when precessing adjusting bolt in the adjustment tank, the volume of precession is controlled to the scale mark control of accessible scale inslot, and then the volume that the control connecting rod removed to the gradient of control deflector guarantees that the gradient of 4 hang plates is unanimous, improves the stability of compound die operation.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) by arranging the first magnet and the second magnet, the first magnet and the second magnet attract each other to be convenient for buckling the front mold and the rear mold when the molds are closed, and the first magnet and the second magnet repel each other to be convenient for separating the front mold from the rear mold when the molds are opened;

(2) by arranging the guide plate, the front die can be quickly aligned with the rear die under the guiding action of the guide plate, so that the front die and the rear die can be conveniently buckled;

(3) the material of locating piece is thermal insulation material and is provided with the radiation shield, when moulding plastics, protects first magnet and second magnet, avoids both to be by the demagnetization because of high temperature.

Drawings

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

FIG. 2 is a schematic structural view of a front mold;

fig. 3 is a schematic structural diagram of the explosion of the front mold and the rear mold.

Reference numerals: 1. a front mold; 2. a rear mold; 3. a support; 4. a front molding cavity; 5. forming a cavity; 6. positioning blocks; 7. positioning a groove; 8. a first magnet; 9. a second magnet; 10. threading holes; 11. a first button; 12. a second button; 13. a heat insulating sleeve; 14. a thermal insulation layer; 15. a guide plate; 16. a connecting rod; 17. an adjustment groove; 18. a movable block; 19. adjusting the bolt; 20. a hand wheel; 21. a scale groove.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

As shown in figure 1, the injection mold of the bathroom door handle comprises a front mold 1, a rear mold 2 and a support 3, wherein the front mold 1 and the rear mold 2 are buckled, and the rear mold 2 is fixed on the support 3 through bolts.

As shown in fig. 2 and 3, a front molding cavity 4 and a rear molding cavity 5 are respectively formed on the surface where the front mold 1 and the rear mold 2 are fastened, and the front molding cavity 4 and the rear molding cavity 5 are symmetrically arranged and have the same shape. The structure has the advantages that the positioning blocks 6 in the shape of a cuboid are respectively arranged at the positions, at 4 corners, of one side, facing the rear die 2, of the front die 1, the positioning blocks 6 are made of concrete, the positioning grooves 7 matched with the positioning blocks 6 are arranged at one side, facing the front die 1, of the rear die 2, the vertical sections of the positioning blocks 6 are gradually reduced along the direction, facing the rear die 2, of the front die 1, the structure has a guiding effect, and the positioning blocks 6 are conveniently clamped into the positioning grooves 7.

The positioning block 6 is bonded with a first magnet 8 towards one end of the positioning groove 7, a second magnet 9 is bonded in the bottom wall of the positioning groove 7, the second magnet 9 is an electromagnet, the S pole of the first magnet 8 faces the second magnet 9, a threading hole 10 communicated with the positioning groove 7 is formed in the periphery of the rear die 2, and when the positioning block is installed, an electric wire is electrically connected with the second magnet 9 through the threading hole 10, so that the second magnet 9 is electrified. A first button 11 for leading the second magnet 9 to be electrified with forward current and a second button 12 for leading the second magnet 9 to be electrified with reverse current are respectively arranged on the bracket 3, when the first button 11 is pressed down and the second magnet 9 is electrified with forward current, the N pole of the second magnet 9 faces the first magnet 8, the second magnet 9 and the first magnet 8 are mutually attracted, and the positioning block 6 is conveniently clamped into the positioning groove 7; when the second magnet 9 is energized with a reverse current, the S-pole of the second magnet 9 faces the first magnet 8, and the second magnet 9 and the first magnet 8 repel each other, so that the positioning block 6 and the positioning slot 7 are conveniently separated.

Be provided with the radiation shield 13 at the inner wall of constant head tank 7 and diapire, the material of radiation shield 13 is the concrete, and second magnet 9 is located radiation shield 13, and when moulding plastics, the temperature ratio of mould is higher, and under the state of front mould 1 with back mould 2 lock, locating piece 6 and radiation shield 13 form a confined space, can protect first magnet 8 and second magnet 9 in this space, avoid both to be demagnetized because of high temperature. The inner wall of the threading hole 10 is provided with the heat insulation layer 14, the heat insulation layer 14 is made of concrete, the heat insulation layer 14 plays a heat insulation role, electric wires in the threading hole 10 can be protected, the electric wires are prevented from being damaged due to high temperature, and the safety and the stability of the die during working are improved.

As shown in fig. 2, 4 guide plates 15 extending outwards are hinged to the positions, close to the buckling surfaces of the rear mold 2 and the front mold 1, of the 4 side surfaces of the rear mold 2, the guide plates 15 extend obliquely along the direction of the rear mold 2 towards the front mold 1, and when the front mold 1 is buckled with the rear mold 2, the guide plates 15 play a role in guiding, so that the positioning blocks 6 can be quickly aligned to the positioning grooves 7, and the buckling speed of the front mold 1 and the rear mold 2 is increased.

Be provided with the retaining member that makes deflector 15 lock at the tilt state on support 3, the retaining member includes connecting rod 16, adjusting groove 17, adjusting bolt 19 and movable block 18, the one end of connecting rod 16 is articulated with deflector 15, the other end is articulated with movable block 18, movable block 18 sliding connection is in adjusting groove 17, adjusting groove 17 is located its length direction on support 3's the mesa and is perpendicular rather than the length direction of close deflector 15, the one end that adjusting bolt 19 kept away from its nut passes support 3 and movable block 18 butt.

After the die assembly is completed, the adjusting bolt 19 is screwed out of the adjusting groove 17, the movable block 18 loses the abutting action of the adjusting bolt 19 on the movable block, the movable block 18 moves towards the direction far away from the guide plate 15 under the action of the gravity of the guide plate 15, the guide plate 15 is driven to turn towards the direction close to the support 3, the guide plate 15 is further inclined towards the support 3, and the guide plate 15 is prevented from interfering with subsequent operations such as injection molding or demolding; when the die is closed, the adjusting bolt 19 is screwed into the adjusting groove 17, when the adjusting screw is screwed, the adjusting bolt 19 pushes the movable block 18 forward towards one end of the movable block 18, the movable block 18 pushes the connecting rod 16 forward, the connecting rod 16 can push the guide plate 15 when being pushed, and the guide plate 15 overturns towards the direction far away from the support 3 under the action of the pushing force of the connecting rod 16, so that the guiding effect is achieved.

And a hand wheel 20 coaxial with the adjusting bolt 19 is arranged at one end of the adjusting bolt 19 away from the connecting rod 16, and the hand wheel 20 is convenient for screwing in or screwing out the adjusting bolt 19. The scale groove 21 with the length direction consistent with the length direction of the adjusting groove 17 is formed in the position, close to the adjusting groove 17, of the support 3, scale marks are marked in the scale groove 21, when the adjusting bolt 19 is screwed into the adjusting groove 17, the screwing amount can be controlled through the scale marks in the scale groove 21, the moving amount of the connecting rod 16 is further controlled, the inclination of the guide plate 15 is further controlled, the consistency of the inclinations of the 4 inclined plates is guaranteed, and the stability of mold closing operation is improved.

The utility model discloses a working process and beneficial effect as follows: when the die is assembled, an electric wire penetrates through the threading hole 10 to be electrically connected with the second magnet 9, when the die is assembled, the hand wheel 20 is rotated to turn the guide plate 15 to the direction close to the front die 1, the first button 11 is pressed down, the front die 1 is pushed to the direction close to the rear die 2 under the guide effect of the guide plate 15, and the positioning block 6 is quickly clamped into the positioning groove 7 under the guide of the attraction force between the first magnet 8 and the second magnet 9, so that the front die 1 and the rear die 2 are accurately buckled, the die assembling speed is increased, and the die assembling operation is simple and convenient; meanwhile, the attractive force between the first magnet 8 and the second magnet 9 can enable the front die 1 and the rear die 2 to be buckled more stably; after the injection molding is finished, the second button 12 is pressed, the second magnet 9 and the first magnet 8 repel each other, and the front mold 1 and the rear mold 2 are conveniently separated under the repelling force of the two.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should 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 these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an injection mold of bathroom door handle, includes front mould (1), back mould (2) and support (3), back mould (2) are fixed on the mesa of support (3), preceding die cavity (4) and back die cavity (5) have been seted up respectively to the one side of front mould (1) and back mould (2) looks lock, its characterized in that, the week side that one side of front mould (1) orientation back mould (2) is located preceding die cavity (4) is provided with a plurality of locating piece (6), one side that back mould (2) orientation front mould (1) is provided with locating piece (6) assorted constant head tank (7), the one end that locating piece (6) orientation back mould (2) is provided with first magnet (8), be provided with second magnet (9) in constant head tank (7).

2. The injection mold of the bathroom door handle as claimed in claim 1, wherein the second magnet (9) is an electromagnet, a threading hole (10) communicating with the positioning groove (7) is formed on the peripheral side of the rear mold (2), and the bracket (3) is provided with a first button (11) for passing a forward current to the second magnet (9) and a second button (12) for passing a reverse current to the second magnet (9), respectively.

3. An injection mold for a shower door handle according to claim 2, wherein the inner wall of the threading hole (10) is provided with a heat insulating layer (14).

4. The injection mold for the bathroom door handle as claimed in claim 1, wherein the positioning block (6) is a heat insulating material, the positioning groove (7) is provided with a heat insulating sleeve (13), and the second magnet (9) is located in the heat insulating sleeve (13).

5. An injection mould for a shower door handle according to claim 1, characterized in that the vertical cross-section of the positioning block (6) and of the first magnet (8) decreases gradually in the direction of the front mould (1) towards the rear mould (2).

6. An injection mold for a shower door handle according to claim 1, wherein the rear mold (2) is provided with 4 guide plates (15) extending outward on four sides thereof, respectively, the guide plates (15) extending obliquely in a direction toward the front mold (1) along the rear mold (2).

7. An injection mould for a shower door handle according to claim 6, characterized in that the side of the guide plate (15) facing the rear mould (2) is hinged to the rear mould (2), and that the bracket (3) is provided with locking means for locking the guide plate (15) in an inclined position.

8. The injection mold of a bathroom door handle as claimed in claim 7, wherein the locking member comprises a connecting rod (16), an adjusting groove (17), an adjusting bolt (19) and a movable block (18), both ends of the connecting rod (16) are respectively hinged with the guide plate (15) and the movable block (18), the adjusting groove (17) is located on the table top of the bracket (3) and the length direction of the adjusting groove is perpendicular to the length direction of the guide plate (15) close to the adjusting groove, the movable block (18) is slidably connected in the adjusting groove (17), and one end of the adjusting bolt (19) passes through the peripheral side of the bracket (3) and abuts against the movable block (18).

9. An injection mould for a shower door handle according to claim 8, characterised in that the end of the adjusting bolt (19) remote from the connecting rod (16) is provided with a hand wheel (20) coaxial therewith.

10. The injection mold of the bathroom door handle as claimed in claim 8, wherein a scale groove (21) having a length direction consistent with that of the adjusting groove (17) is formed on the bracket (3) near the adjusting groove (17), and scale lines are marked in the scale groove (21).