CN217454754U

CN217454754U - Accurate positioning mechanism of household electrical appliances shell injection mold compound die

Info

Publication number: CN217454754U
Application number: CN202221778710.3U
Authority: CN
Inventors: 邱韵瑞; 杨润东; 张腾飞; 王双; 耿桂涛
Original assignee: Weifang Zhengda Industry Co ltd
Current assignee: Weifang Zhengda Industry Co ltd
Priority date: 2022-07-12
Filing date: 2022-07-12
Publication date: 2022-09-20
Anticipated expiration: 2032-07-12

Abstract

The utility model discloses a household electrical appliance shell injection mold die assembly fine positioning mechanism, which relates to the technical field of injection mold die assembly positioning, and comprises a bottom plate and a top plate arranged above the bottom plate, wherein threaded rods are fixedly connected with four corners of the top surface of the bottom plate, threaded pipes are sleeved on the rod bodies of the threaded rods, rotary drums are sleeved on the outer walls of the threaded pipes, fixed boxes are vertically arranged on the outer walls of the rotary drums, the upper ends and the lower ends of the outer walls of the fixed boxes are provided with clamping plates, and both sides of the top surface of a positioning ring plate are provided with limiting components; four corners of the top surface of the top plate are provided with guide pipes, and the top end of the threaded rod is in threaded connection with a compression nut; an adjusting component is arranged inside the fixed box; the utility model discloses a bottom plate and threaded rod and rotary drum's cooperation is convenient for play dual location to the injection mold behind the compound die and is compressed tightly the effect, effectively improves the leakproofness and the location effect of injection mold behind the compound die to can highly carry out the regulation of adaptability according to injection mold parting line, effectively improve the application scope of this device.

Description

Accurate positioning mechanism of household electrical appliances shell injection mold compound die

Technical Field

The utility model relates to an injection mold compound die location technical field especially relates to a smart positioning mechanism of household electrical appliances shell injection mold compound die.

Background

The common injection molding process of the household appliance shell is to inject molten plastic into a mold cavity, form a required household appliance shell workpiece after cooling, open a mold after reaching an ejection temperature and take out the workpiece; because the requirement of the household appliance shell body on the appearance is high, the household appliance shell body is only butted with the upper die and the lower die after the injection die is closed, effective re-positioning operation is not carried out, so that a gap can exist between the upper die and the lower die after the closing, and the upper die and the lower die after the closing are easy to deviate, so that the attractiveness of the household appliance shell after injection molding is influenced, and therefore the problems need to be improved.

Disclosure of Invention

The utility model aims at solving the defects existing in the prior art and providing a fine positioning mechanism for die assembly of an injection mold of a household appliance shell.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a mold closing and fine positioning mechanism of an injection mold of a household appliance shell comprises a bottom plate and a top plate arranged above the bottom plate, wherein threaded rods are vertically and fixedly connected to four corners of the top surface of the bottom plate, threaded pipes are movably sleeved on rod bodies of the threaded rods, a rotary drum is sleeved on the outer wall of each threaded pipe in a rotating mode through a bearing ring, a fixing box is vertically arranged on the outer wall of the rotary drum, transverse clamping plates are arranged at the upper end and the lower end of the outer wall of the fixing box in a sliding mode, a positioning ring plate is fixedly sleeved at the bottom end of the outer wall of each threaded pipe, and limiting assemblies for positioning the rotary drum are fixedly arranged on two sides of the top surface of each positioning ring plate;

four corners of the top surface of the top plate are vertically penetrated with guide pipes, and the top end of the threaded rod penetrates out of the guide pipes and is in threaded connection with a compression nut; and an adjusting component for moving the clamping plate is arranged in the fixing box.

Preferably, the limiting assembly comprises a limiting box fixedly arranged on the top surface of the locating ring plate, a limiting rod vertically movably arranged in the limiting box, a pull rod vertically fixedly connected to the middle part of the bottom end face of the limiting rod, and a pull ring plate movably sleeved on the threaded rod below the threaded pipe, the bottom of the outer wall of the rotary drum is fixedly sleeved with the limiting ring plate, two sides of the bottom surface of the limiting ring plate are transversely matched with the limiting rod to be penetrated with a limiting hole, and the top end of the limiting rod movably penetrates through the limiting box and is movably inserted into the limiting hole; the bottom end of the pull rod movably penetrates out of the bottom surface of the positioning ring plate and is fixedly connected with the top surface of the pull ring plate; and a thrust spring is movably sleeved on the rod body of the pull rod in the limiting box.

Preferably, the rod body at the bottom of the limiting rod is fixedly sleeved with an anti-drop ring, and the top end of the limiting rod is in a shrink surface shape.

Preferably, the adjusting assembly comprises a bidirectional screw rod vertically rotatably arranged in the fixing box, a threaded cylinder movably sleeved on the upper end and the lower end of the bidirectional screw rod, and a connecting plate transversely and fixedly connected to the outer wall of the threaded cylinder, a rectangular strip opening is vertically formed in the outer wall of the fixing box, and the outer end of the connecting plate extends out of the rectangular strip opening to be fixedly connected with the outer wall of the clamping plate.

Preferably, the opposite surfaces of the upper clamping plate and the lower clamping plate are respectively provided with a layer of anti-sliding rubber pad, and the top end of the bidirectional screw rod movably penetrates through the outer wall of the fixing box and is fixedly connected with a screw cap.

Preferably, the top surface of the bottom plate and the bottom surface of the top plate are uniformly provided with a plurality of mounting holes for fixing the injection mold.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses in, through the cooperation of bottom plate and threaded rod and rotary drum, be convenient for play dual location to the injection mold after the compound die and compress tightly the effect, effectively improve the leakproofness and the location effect of injection mold after the compound die to can highly carry out the regulation of adaptability according to injection mold die clamping seam, effectively improve the application scope of this device.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a schematic view of a front view structure provided by the present invention;

fig. 2 is a partial structural sectional view of the present invention;

fig. 3 is a sectional view of the structure of the rotary drum and the fixing box of the present invention.

Number in the figure: 1. a base plate; 2. a top plate; 3. a threaded rod; 4. a threaded pipe; 5. a rotating drum; 6. a compression nut; 7. a fixing box; 8. a splint; 9. positioning the ring plate; 10. a limiting box; 11. a limiting rod; 12. a pull rod; 13. a thrust spring; 14. a tab plate; 15. a bidirectional screw rod.

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.

Example (b): referring to fig. 1-3, the utility model provides a household appliance shell injection mold matched die fine positioning mechanism, including bottom plate 1 and roof 2 of locating the bottom plate 1 top, the top surface of bottom plate 1 and the bottom surface of roof 2 have evenly seted up a plurality of mounting holes that are used for injection mold to fix, the four corners of bottom plate 1 top surface all vertical rigid coupling has threaded rod 3, the flexible cover is equipped with screwed pipe 4 on the body of rod of threaded rod 3, threaded pipe 4 can adjust the height of rotary drum 5 according to the height of injection mold joint seam, be convenient for make the splint 8 height on the fixed box 7 can adjust the operation according to the height of different mold joint seams, improve the application scope of this device, the rotary drum 5 has been cup jointed through the rotation of bearing circle to the outer wall of threaded pipe 4, fixed box 7 has vertically been equipped with on the outer wall of rotary drum 5, the upper and lower ends of fixed box 7 outer wall all slides and is equipped with horizontal splint 8, the bottom fixed cover of the outer wall of threaded pipe 4 has been jointed positioning ring board 9, both sides of the top surface of the positioning ring plate 9 are fixedly provided with limiting components for positioning the rotary drum 5; four corners of the top surface of the top plate 2 are vertically penetrated with guide pipes, and the top end of the threaded rod 3 penetrates out of the guide pipes and is in threaded connection with a compression nut 6; an adjusting component for moving the clamping plate 8 is arranged in the fixing box 7; through the cooperation of bottom plate 1 and threaded rod 3 and rotary drum 5, be convenient for play dual location to the injection mold after the compound die and compress tightly the effect, effectively improve the leakproofness and the location effect of injection mold after the compound die to can highly carry out the regulation of adaptability according to injection mold die closing seam, effectively improve the application scope of this device.

In the utility model, the limiting component comprises a limiting box 10 fixedly arranged on the top surface of the positioning ring plate 9, a limiting rod 11 vertically movably arranged in the limiting box 10, a pull rod 12 vertically fixedly connected to the middle part of the bottom end surface of the limiting rod 11 and a pull ring plate 14 movably sleeved on the threaded rod 3 below the threaded pipe 4, the bottom of the outer wall of the rotary drum 5 is fixedly sleeved with the limiting ring plate, both sides of the bottom surface of the limiting ring plate are transversely matched with the limiting rod 11 and are provided with a limiting hole in a penetrating way, and the top end of the limiting rod 11 movably penetrates out of the limiting box 10 and is movably inserted in the limiting hole; the rotary drum 5 can be limited and fixed through the limiting rod 11, the rotary drum 5 in a use state is prevented from rotating, and the bottom end of the pull rod 12 movably penetrates through the bottom surface of the positioning ring plate 9 and is fixedly connected with the top surface of the pull ring plate 14; a thrust spring 13 is movably sleeved on the rod body of the pull rod 12 positioned in the limiting box 10; the fixed slip-off preventing ring that has cup jointed on the body of rod of gag lever post 11 bottom, the top of gag lever post 11 is the shrink face form, and inside the gag lever post 11 of being convenient for inserted spacing hole, the condition of butt screens appears in the grafting in-process of gag lever post 11 is avoided.

In the utility model, the adjusting component comprises a bidirectional screw 15 which is vertically and rotatably arranged in the fixed box 7, a thread cylinder which is movably sleeved at the upper end and the lower end of the bidirectional screw 15 and a connecting plate which is transversely and fixedly connected on the outer wall of the thread cylinder, a rectangular strip opening is vertically arranged on the outer wall of the fixed box 7, and the outer end of the connecting plate extends out of the rectangular strip opening to be fixedly connected with the outer wall of the clamping plate 8; all be equipped with one deck antiskid cushion on the opposite face of two upper and lower splint 8, improve splint 8 stability when the centre gripping is fixed, the top activity of two-way lead screw 15 runs through out fixed box 7 outer wall and rigid coupling has the nut.

The working principle is as follows: the utility model discloses during the use, at first descend through pulling the pull ring board 14 downwards, so that the gag lever post 11 of drive pull rod 12 top rigid coupling withdraws from the spacing downthehole, and then cancel the location that gag lever post 11 is less than rotary drum 5, then rotate rotary drum 5 level 180 degrees, make splint 8 follow rotary drum 5 and outwards move, then fix the bed die for injection molding on bottom plate 1, fix the bed die for injection molding on the bottom surface of roof 2, then after passing through the bed die for injection molding and the bed die for injection molding compound die, twist gland nut 6 soon at the top of threaded rod 3, and compress tightly the operation through gland nut 6 to roof 2, play the effect of preliminary location and compress tightly to the injection mold after the compound die; then the drum 5 is rotated back 180 degrees horizontally, the clamping plate 8 moves inwards along with the drum 5, then the clamping plate 8 at the lower part of the fixed box 7 is positioned below the edge of the matched mould position of the injection mould, the clamping plate 8 at the upper part of the fixed box 7 is positioned above the edge of the matched mould position of the injection mould, then the limiting rod 11 is inserted in the limiting hole under the action of the thrust spring 13, thereby playing the role of lower fixation on the revolving drum 5 after revolving, then the nut is rotated to drive the bidirectional screw rod 15 to rotate, so that the two thread cylinders move oppositely, the upper clamping plate 8 and the lower clamping plate 8 move oppositely, the opposite movement of the upper clamping plate 8 and the lower clamping plate 8 is convenient for the pressing operation of the edge at the mould closing seam of the injection mould, and the upper die and the lower die are closed more tightly, so that the positioning effect and the sealing performance of the injection mold after closing the dies are effectively improved.

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 smart positioning mechanism of household electrical appliances shell injection mold compound die, includes bottom plate (1) and locates roof (2) of bottom plate (1) top, its characterized in that: threaded rods (3) are vertically and fixedly connected to four corners of the top surface of the bottom plate (1), threaded pipes (4) are movably sleeved on rod bodies of the threaded rods (3), rotary drums (5) are rotatably sleeved on the outer walls of the threaded pipes (4) through bearing rings, fixing boxes (7) are vertically arranged on the outer walls of the rotary drums (5), transverse clamping plates (8) are arranged at the upper ends and the lower ends of the outer walls of the fixing boxes (7) in a sliding mode, positioning ring plates (9) are fixedly sleeved at the bottom ends of the outer walls of the threaded pipes (4), and limiting assemblies for positioning the rotary drums (5) are fixedly arranged on two sides of the top surface of each positioning ring plate (9);

four corners of the top surface of the top plate (2) are vertically penetrated with guide pipes, and the top end of the threaded rod (3) penetrates out of the guide pipes and is connected with a compression nut (6) in a threaded manner; and an adjusting component for moving the clamping plate (8) is arranged in the fixing box (7).

2. The accurate positioning mechanism of household electrical appliances shell injection mold compound die of claim 1 which characterized in that: the limiting assembly comprises a limiting box (10) fixedly arranged on the top surface of the locating ring plate (9), a limiting rod (11) vertically movably arranged in the limiting box (10), a pull rod (12) vertically fixedly connected to the middle of the bottom end surface of the limiting rod (11) and a pull ring plate (14) movably sleeved on the threaded rod (3) below the threaded pipe (4), the bottom of the outer wall of the rotary drum (5) is fixedly sleeved with the limiting ring plate, two sides of the bottom surface of the limiting ring plate are transversely matched with the limiting rod (11) and provided with a limiting hole in a penetrating mode, and the top end of the limiting rod (11) movably penetrates through the limiting box (10) and is movably inserted into the limiting hole; the bottom end of the pull rod (12) movably penetrates out of the bottom surface of the positioning ring plate (9) and is fixedly connected with the top surface of the pull ring plate (14); the pull rod (12) is movably sleeved with a thrust spring (13) on a rod body in the limiting box (10).

3. The precise positioning mechanism for die assembly of the injection mold of the household appliance shell as claimed in claim 2, characterized in that: the anti-falling device is characterized in that an anti-falling ring is fixedly sleeved on the rod body at the bottom of the limiting rod (11), and the top end of the limiting rod (11) is in a shrinkage surface shape.

4. The accurate positioning mechanism of household electrical appliances shell injection mold compound die of claim 1 which characterized in that: the adjusting assembly comprises a bidirectional screw rod (15) which is vertically and rotatably arranged in the fixed box (7), a threaded cylinder which is movably sleeved on the upper end and the lower end of the bidirectional screw rod (15) and a connecting plate which is transversely and fixedly connected to the outer wall of the threaded cylinder, a rectangular strip opening is vertically formed in the outer wall of the fixed box (7), and the outer end of the connecting plate extends out of the rectangular strip opening to be fixedly connected with the outer wall of the clamping plate (8).

5. The accurate positioning mechanism of household electrical appliances shell injection mold compound die of claim 4 characterized in that: the opposite surfaces of the upper clamping plate and the lower clamping plate (8) are respectively provided with a layer of anti-sliding rubber mat, and the top end of the bidirectional lead screw (15) movably penetrates through the outer wall of the fixed box (7) and is fixedly connected with a screw cap.

6. The accurate positioning mechanism of household electrical appliances shell injection mold compound die of claim 1 which characterized in that: the top surface of the bottom plate (1) and the bottom surface of the top plate (2) are uniformly provided with a plurality of mounting holes for fixing the injection mold.