CN211518341U

CN211518341U - Prevent accurate mould that shifts

Info

Publication number: CN211518341U
Application number: CN201922388988.4U
Authority: CN
Inventors: 冯连杰
Original assignee: Tianjin Shuangwei Precision Mould Co ltd
Current assignee: Tianjin Shuangwei Precision Mould Co ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-09-18
Anticipated expiration: 2029-12-26

Abstract

The utility model discloses an anti-deviation precision die, which relates to the technical field of dies and comprises a lower die block and an upper die block arranged above the lower die block, wherein the bottom surface of the upper die block is fixedly provided with a positioning shaft, the bottom of the upper die block is fixedly provided with a positioning lug, the side surface of a positioning slide block is provided with a positioning screw hole, the surface of the lower die block is provided with a positioning shaft groove, the inner bottom of the positioning shaft groove is fixedly connected with a spring, and the positioning shaft, the positioning lug, the positioning shaft groove, a positioning slide block, a positioning screw hole, a spring, a top pressing block, a positioning groove, a locking screw hole, a positioning screw rod, a rotating handle, a limiting slide groove and a limiting slide block are arranged, so that the die can be quickly and firmly positioned and assembled, the assembly stability between the lower die block and the upper die block is improved, the spring can play positive cooperation effect during split mould for the mould split is convenient laborsaving more.

Description

Prevent accurate mould that shifts

Technical Field

The utility model relates to the technical field of mold, specifically a prevent accurate mould that shifts.

Background

The mould is used for injection moulding, blow moulding, extrusion, die casting or forging forming, smelting, stamping and the like in industrial production, the tool is composed of various parts, and different moulds are composed of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material. The mold industry is always called as 'industrial mother' and actively develops a new market while the traditional market steadily advances, and even marginal markets which are neglected in the past are developed. Under the drive of the development of various fields such as LED illumination and display, rail transit, medical instruments, new energy, aerospace, automobile lightweight and rail transit, the development effect of the mold market is remarkable.

However, in the using process of the traditional mold, because the lower module and the upper module are poor in positioning and assembling stability, relative offset is easy to occur between the lower module and the upper module, and the mold is difficult to split, so that the technical personnel in the field provide the offset-preventing precision mold.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent accurate mould that squints to propose traditional mould in solving above-mentioned background art in the use, because lower module is relatively poor with last module positioning assembly stability, take place relative skew easily between lower module and the last module, the comparatively hard problem of mould split.

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

an anti-deviation precision die comprises a lower die block and an upper die block arranged above the lower die block, wherein a positioning shaft is fixedly arranged on the bottom end surface of the upper die block, the bottom end of the upper module is fixedly provided with a positioning lug, the side surface of the positioning shaft is fixedly provided with a positioning slide block, the side surface of the positioning slide block is provided with a positioning screw hole, the surface of the lower module is provided with a positioning shaft groove, the bottom end of the inner side of the positioning shaft groove is fixedly connected with a spring, the upper end of the spring is fixedly connected with a top pressing block, the upper end surface of the top pressing block is provided with a positioning groove, the inner side surface of the positioning shaft groove is provided with a limiting sliding groove, a limit slide block is fixedly arranged on the side surface of the top press block, a locking screw hole is arranged on the side surface of the lower module, the locking screw hole and the positioning screw hole are in threaded connection with a positioning screw rod, and a fixed bottom block is fixedly arranged at the bottom end of the lower module.

As a further aspect of the present invention: the surface of the lower module is provided with a positioning sliding groove at a position close to one side of the positioning shaft groove, the positioning sliding block is in sliding connection with the positioning sliding groove, and the limiting sliding block is in sliding connection with the limiting sliding groove.

As a further aspect of the present invention: the cross-sectional shapes of the positioning lug and the positioning groove are both equilateral triangles, and the size of the positioning lug is matched with that of the positioning groove.

As a further aspect of the present invention: the bottom surface of the positioning lug is fixedly provided with a cushion pad, and the cushion pad is made of a rubber component.

As a further aspect of the present invention: and a rotary handle is fixedly arranged at one end of the positioning screw rod, and the cross section of the rotary handle is in a regular hexagon shape.

As a further aspect of the present invention: the upper end surface position department of going up the module has seted up the sprue, the inboard of sprue has seted up logical material chamber, the sprue is linked together with logical material chamber.

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

the utility model discloses set up location axle, location lug, location axle slot, location spout, location slider, location screw, spring, top briquetting, positioning groove, locking screw, positioning screw, twist grip, spacing spout and spacing slider, can carry out fast firm positioning assembly with the mould, assembly stability between module and the last module under the improvement, prevent effectively that module and last module from taking place the relative skew, the spring can play positive cooperation during split mould for the mould split is more convenient laborsaving.

Drawings

FIG. 1 is a schematic view of a exploded perspective view of an anti-drift precision mold;

FIG. 2 is a front view of an anti-drift precision mold;

FIG. 3 is an enlarged view of part A of an anti-shifting precision mold;

FIG. 4 is an enlarged view of the portion B of the anti-shifting precision mold;

fig. 5 is a schematic structural diagram of an assembled anti-shifting precision mold.

In the figure: 1. a lower module; 2. an upper module; 201. a material injection port; 202. a material passing cavity; 3. positioning the shaft; 301. Positioning the bump; 302. a cushion pad; 4. positioning the shaft groove; 401. positioning the chute; 5. fixing the bottom block; 6. Positioning the sliding block; 601. positioning the screw hole; 7. a spring; 8. pressing the block; 801. a positioning groove; 9. locking the screw hole; 10. positioning a screw rod; 11. rotating the handle; 12. a limiting chute; 13. and a limiting sliding block.

Detailed Description

Referring to fig. 1 to 5, in the embodiment of the present invention, an anti-deviation precision mold comprises a lower mold block 1 and an upper mold block 2 disposed above the lower mold block 1, a positioning shaft 3 is fixedly disposed on the bottom surface of the upper mold block 2, a positioning bump 301 is fixedly disposed on the bottom end of the upper mold block 2, a positioning slider 6 is fixedly disposed on the side surface of the positioning shaft 3, a positioning screw hole 601 is disposed on the side surface of the positioning slider 6, a positioning shaft groove 4 is disposed on the surface of the lower mold block 1, a spring 7 is fixedly connected to the inner bottom end of the positioning shaft groove 4, a top pressing block 8 is fixedly connected to the upper end of the spring 7, a positioning groove 801 is disposed on the upper end surface of the top pressing block 8, a limiting slide groove 12 is disposed on the inner side surface of the positioning shaft groove 4, a limiting slider 13 is fixedly disposed on the side surface of the top pressing block 8, a locking screw hole, the bottom end of the lower module 1 is fixedly provided with a fixed bottom block 5.

In fig. 2, 3 and 4: the surface of the lower module 1 is provided with a positioning sliding groove 401 at a position close to one side of the positioning shaft groove 4, the positioning sliding block 6 is in sliding connection with the positioning sliding groove 401, the limiting sliding block 13 is in sliding connection with the limiting sliding groove 12, the cross sections of the positioning lug 301 and the positioning groove 801 are both equilateral triangles, the size of the positioning lug 301 is matched with the size of the positioning groove 801, and the purpose that the positioning lug 301 can be matched and inserted into the positioning groove 801 is achieved.

In fig. 3: the bottom surface of the positioning bump 301 is fixedly provided with a cushion pad 302, and the cushion pad 302 is made of a rubber member, so that the purpose of buffering is achieved.

In fig. 2: the rotary handle 11 is fixedly arranged at one end of the positioning screw rod 10, and the cross section of the rotary handle 11 is in a regular hexagon shape, so that the purpose of conveniently rotating the positioning screw rod 10 is achieved.

In fig. 5: the upper end surface of the upper module 2 is provided with a material injection port 201, the inner side of the material injection port 201 is provided with a material passing cavity 202, and the material injection port 201 is communicated with the material passing cavity 202.

The utility model discloses a theory of operation is: in the process of using the precision die, the upper die block 2 is assembled on the lower die block 1, the positioning sliding block 6 is in sliding connection with the positioning sliding groove 401, the positioning lug 301 is matched and inserted into the positioning groove 801, the positioning shaft 3 is inserted into the positioning shaft groove 4, the upper die block 2 is pressed downwards, the top pressing block 8 is pressed downwards to enable the spring 7 to be in a compression state, the locking screw hole 9 is aligned with the positioning screw hole 601 and then fixedly connected with the positioning screw rod 10, the upper die block 2 can be positioned and assembled on the lower die block 1, when the lower die block 1 and the upper die block 2 need to be disassembled, the positioning screw rod 10 is loosened, the elastic force generated by the spring 7 in the compression state acts on the top pressing block 8, the top pressing block 8 pushes up the positioning shaft 3, and an active effect can be achieved in the disassembling process of the lower die.

The above-mentioned, 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 anti-deviation precision mold comprises a lower mold block (1) and an upper mold block (2) arranged above the lower mold block (1), and is characterized in that a positioning shaft (3) is fixedly arranged on the bottom surface of the upper mold block (2), a positioning lug (301) is fixedly arranged at the bottom end of the upper mold block (2), a positioning slide block (6) is fixedly arranged on the side surface of the positioning shaft (3), a positioning screw hole (601) is formed in the side surface of the positioning slide block (6), a positioning shaft groove (4) is formed in the surface of the lower mold block (1), a spring (7) is fixedly connected with the inner bottom end of the positioning shaft groove (4), a top pressing block (8) is fixedly connected with the upper end of the spring (7), a positioning groove (801) is formed in the upper end surface of the top pressing block (8), a limiting sliding groove (12) is formed in the inner side surface of the positioning shaft, the side of top briquetting (8) is fixed and is provided with spacing slider (13), locking screw (9) have been seted up to the side of module (1) down, equal threaded connection has positioning screw (10) in locking screw (9) and positioning screw (601), the bottom mounting of module (1) is provided with fixed bottom block (5) down.

2. The anti-shifting precision mold according to claim 1, wherein a positioning sliding groove (401) is formed in a position, close to one side of the positioning shaft groove (4), on the surface of the lower mold block (1), the positioning sliding block (6) is in sliding connection with the positioning sliding groove (401), and the limiting sliding block (13) is in sliding connection with the limiting sliding groove (12).

3. The anti-shifting precision mold according to claim 1, wherein the cross-sectional shapes of the positioning projections (301) and the positioning grooves (801) are equilateral triangles, and the sizes of the positioning projections (301) are matched with the sizes of the positioning grooves (801).

4. An anti-shift precision mold according to claim 3, characterized in that a cushion pad (302) is fixedly arranged at the bottom surface position of the positioning protrusion (301), and the cushion pad (302) is a rubber member.

5. The anti-shifting precision die according to claim 1, wherein a rotary handle (11) is fixedly arranged at one end of the positioning screw (10), and the cross section of the rotary handle (11) is in a regular hexagon shape.

6. The anti-shifting precision mold according to claim 1, wherein a material injection port (201) is formed in the upper end surface of the upper mold block (2), a material passing cavity (202) is formed in the inner side of the material injection port (201), and the material injection port (201) is communicated with the material passing cavity (202).