CN216658816U

CN216658816U - Stable guide mechanism for medical injection mold

Info

Publication number: CN216658816U
Application number: CN202123194906.6U
Authority: CN
Inventors: 李树宝; 刘贵生
Original assignee: Xiamen Xinshengyuan Medical Technology Co ltd
Current assignee: Xiamen Xinshengyuan Medical Technology Co ltd
Priority date: 2021-12-17
Filing date: 2021-12-17
Publication date: 2022-06-03
Anticipated expiration: 2031-12-17

Abstract

The utility model discloses a stable guide mechanism for a medical injection mold, which belongs to the technical field of medical injection molds and comprises a bottom plate, wherein a fixed mold is fixedly arranged at the top end of the bottom plate, supporting columns are arranged at four corners of the top end of the bottom plate, a top plate is arranged at the top ends of the supporting columns, an air cylinder is arranged at the top end of the top plate, and the output end of the air cylinder penetrates through the top plate and is fixedly connected with a movable mold; the four corners of the bottom end of the movable die are provided with limiting columns, sliding sleeves are arranged on the limiting columns in a sliding mode, and connecting columns are arranged on the sliding sleeves; the fixed die is characterized in that four corners of the top end of the fixed die are provided with limiting grooves, the side walls of the limiting grooves are provided with vertical grooves, and the bottom ends of the vertical grooves are provided with transverse grooves. During the compound die, spacing post and spacing groove cooperation make the fixed mould and move the mould and be connected more accurately, with the spliced pole card in the cross slot, can make the more tight of cover half and movable mould laminating, and can prevent to take place the skew.

Description

Stable guide mechanism for medical injection mold

Technical Field

The utility model relates to the technical field of medical injection molds, in particular to a stable guide mechanism for a medical injection mold.

Background

The injection mold is a tool for producing plastic products and also a tool for endowing the plastic products with complete structures and accurate sizes, and the injection molding is a processing method used for batch production of parts with complex shapes.

Medical instrument's injection moulding, the quantity demand is big and the required precision is high, need the shaping that can be good, when the compound die, more need accurate guiding mechanism, otherwise the deviation appears, leads to producing a large amount of newspaper wastes product, increase cost and influence efficiency, traditional injection mold is carrying out the compound die in-process, can not fix a position the mould more accurately, leads to the mould to produce the skew at the compound die in-process, from the production quality who has reduced injection moulding product, needs further to maintain.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a stable guide mechanism for a medical injection mold.

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

the utility model provides a stable guide mechanism for a medical injection mold, which comprises a bottom plate, wherein a fixed mold is fixedly arranged at the top end of the bottom plate, support columns are arranged at four corners of the top end of the bottom plate, a top plate is arranged at the top ends of the support columns, an air cylinder is arranged at the top end of the top plate, and the output end of the air cylinder penetrates through the top plate and is fixedly connected with a movable mold; the four corners of the bottom end of the movable die are provided with limiting columns, sliding sleeves are arranged on the limiting columns in a sliding mode, and connecting columns are arranged on the sliding sleeves; the fixed die is characterized in that four corners of the top end of the fixed die are provided with limiting grooves, the side walls of the limiting grooves are provided with vertical grooves, and the bottom ends of the vertical grooves are provided with transverse grooves. During the compound die, spacing post and spacing groove cooperation make the fixed mould and move the mould and be connected more accurately, with the spliced pole card in the cross slot, can make the more tight of cover half and movable mould laminating, and can prevent to take place the skew.

The utility model preferably adopts the technical scheme that a limiting block is arranged at the bottom end of the limiting column, a spring is arranged between the limiting block and the sliding sleeve, and the spring is sleeved on the limiting column. The sliding sleeve is pressed downwards, so that the connecting column can be rotated into the transverse groove, and then the fixed die and the movable die can be attached through the rebound force of the spring.

The utility model has the preferable technical scheme that a clamping groove is arranged on one side of the transverse groove, which is far away from the vertical groove. After the connecting column rotates into the transverse groove, the spring recovers, and the connecting column is clamped in the clamping groove, so that the connecting column cannot rotate.

The utility model preferably adopts the technical scheme that a rubber pad is arranged at the bottom end of the limiting block. When the die is closed, the rubber pad can play a role in buffering.

The utility model has the preferable technical scheme that sliding frames are fixedly connected to two sides of the movable mould, and one ends, far away from the movable mould, of the sliding frames are connected to the supporting columns in a sliding mode. The sliding frame can enable the movable mould to stably move downwards for mould assembly.

The utility model has the preferable technical scheme that guide rods are arranged on two sides of the cylinder and penetrate through the top plate to be connected to the top end of the movable mold. The guide rod can make the movable mould move down accurately, and the limiting column is guaranteed to enter the limiting groove.

The utility model has the beneficial effects that:

according to the stable guide mechanism for the medical injection mold, provided by the utility model, the matching of the limiting column and the limiting groove is adopted, the mold closing accuracy is ensured, and the connecting column is clamped in the transverse groove, so that the movable mold and the fixed mold can be more attached.

Drawings

Fig. 1 is a schematic overall structure diagram of a stable guide mechanism for a medical injection mold according to an embodiment of the present invention;

FIG. 2 is a schematic diagram of a partial view A provided by an embodiment of the present invention;

FIG. 3 is a schematic diagram of a partial view B provided in accordance with an embodiment of the present invention;

in the figure:

1. a base plate; 2. fixing a mold; 3. a support pillar; 4. a top plate; 5. a cylinder; 6. moving the mold; 7. a limiting column; 8. a sliding sleeve; 9. connecting columns; 10. a limiting groove; 11. a vertical slot; 12. a transverse groove; 13. a limiting block; 14. a spring; 15. a card slot; 16. a rubber pad; 17. a carriage; 18. a guide rod.

Detailed Description

The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.

As shown in the figures, the embodiment provides a stable type guiding mechanism for a medical injection mold, which includes a bottom plate 1, wherein a fixed mold 2 is fixedly arranged at the top end of the bottom plate 1, support columns 3 are arranged at four corners of the top end of the bottom plate 1, a top plate 4 is arranged at the top ends of the support columns 3, an air cylinder 5 is arranged at the top end of the top plate 4, and an output end of the air cylinder 5 penetrates through the top plate 4 and is fixedly connected with a movable mold 6; four corners of the bottom end of the movable mold 6 are provided with limiting columns 7, sliding sleeves 8 are arranged on the limiting columns 7 in a sliding mode, and connecting columns 9 are arranged on the sliding sleeves 8; the fixed die is characterized in that four corners of the top end of the fixed die 2 are provided with limiting grooves 10, the side walls of the limiting grooves 10 are provided with vertical grooves 11, and the bottom ends of the vertical grooves 11 are provided with transverse grooves 12. During the compound die, cylinder 5 stretches out and makes movable mould 6 move down, and spacing post 7 inserts to spacing groove 10, guarantees that fixed mould 2 and movable mould 6 can be accurate laminating, and the skew can not take place for the laminating, and spliced pole 9 gets into erects the inslot 11, after fixed mould 2 and movable mould 6 compound die, pushes down spliced pole 9 and rotates to cross slot 12 in to make movable mould 6 laminate fixed mould 2 not separate.

Spacing post 7 bottom is equipped with stopper 13, be equipped with spring 14 between stopper 13 and the sliding sleeve 8, spring 14 cover is established on the spacing post 7. After fixed mould 2 and movable mould 6 laminating, push down the connecting rod, make sliding sleeve 8 move down compression spring 14, after the connecting rod pushed down 12 positions in the cross slot, rotate the connecting rod, make the connecting rod card make sliding sleeve 8 keep compression spring 14 always in the cross slot 12, spring 14's reaction force acts on stopper 13, makes movable mould 6 produce decurrent power to make movable mould 6 keep closely laminating with fixed mould 2 always.

And a clamping groove 15 is arranged on one side of the transverse groove 12 far away from the vertical groove 11. And a clamping groove 15 is arranged on one side of the transverse groove 12 far away from the vertical groove 11. After the spliced pole 9 rotated in the transverse groove 12, under the 14 reaction forces of spring, sliding sleeve 8 shifted up a short distance, spliced pole 9 shifted up the card in draw-in groove 15, made spliced pole 9 can not rotate to when guaranteeing to mould plastics, sliding sleeve 8 did not shift up, thereby guaranteed that moving die utensil 6 and fixed die utensil 2 do not separate.

The bottom end of the limiting block 13 is provided with a rubber pad 16. Rubber pad 16 may provide cushioning during mold closing.

The two sides of the movable mold 6 are fixedly connected with sliding frames 17, and one ends, far away from the movable mold 6, of the sliding frames 17 are slidably connected onto the supporting columns 3. When the die is closed, the sliding frame 17 moves downwards on the supporting column 3, so that the movable die 6 can move downwards stably, and the accuracy of closing the die is improved.

Guide rods 18 are arranged on two sides of the air cylinder 5, and the guide rods 18 penetrate through the top plate 4 and are connected to the top end of the movable die 6. The guide rod 18 can move the movable mould 6 down accurately, so that the limiting column 7 can enter the limiting groove 10, and the accuracy of mould closing is improved.

While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the utility model. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.

Claims

1. The utility model provides a medical treatment is stable form guiding mechanism for injection mold which characterized in that:

the die comprises a bottom plate (1), wherein a fixed die (2) is fixedly arranged at the top end of the bottom plate (1), supporting columns (3) are arranged at four corners of the top end of the bottom plate (1), a top plate (4) is arranged at the top ends of the supporting columns (3), an air cylinder (5) is arranged at the top end of the top plate (4), and an output end of the air cylinder (5) penetrates through the top plate (4) and is fixedly connected with a movable die (6);

limiting columns (7) are arranged at four corners of the bottom end of the movable die (6), sliding sleeves (8) are arranged on the limiting columns (7) in a sliding mode, and connecting columns (9) are arranged on the sliding sleeves (8);

the fixed die is characterized in that four corners of the top end of the fixed die (2) are provided with limiting grooves (10), the side walls of the limiting grooves (10) are provided with vertical grooves (11), and the bottom ends of the vertical grooves (11) are provided with transverse grooves (12).

2. The stable guide mechanism for a medical injection mold according to claim 1, wherein:

spacing post (7) bottom is equipped with stopper (13), be equipped with spring (14) between stopper (13) and sliding sleeve (8), spring (14) cover is established on spacing post (7).

3. The stable guide mechanism for a medical injection mold according to claim 2, wherein:

and a clamping groove (15) is formed in one side, far away from the vertical groove (11), of the transverse groove (12).

4. The stable guide mechanism for a medical injection mold according to claim 3, wherein:

the bottom end of the limiting block (13) is provided with a rubber pad (16).

5. The stable guide mechanism for a medical injection mold according to claim 1, wherein:

moving die utensil (6) both sides fixedly connected with carriage (17), carriage (17) keep away from the one end sliding connection of moving die utensil (6) in on support column (3).

6. The stable guide mechanism for a medical injection mold according to claim 1, wherein:

and guide rods (18) are arranged on two sides of the air cylinder (5), and the guide rods (18) penetrate through the top plate (4) and are connected to the top end of the movable mold (6).