CN216230577U

CN216230577U - Disposable syringe jacket forming die

Info

Publication number: CN216230577U
Application number: CN202122168562.5U
Authority: CN
Inventors: 康照龙
Original assignee: Amaway Tianjin Medical Technology Co ltd
Current assignee: Amaway Tianjin Medical Technology Co ltd
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2022-04-08
Anticipated expiration: 2031-09-08

Abstract

The utility model relates to the technical field of injector production, in particular to a disposable injector jacket forming die which is convenient for demoulding an injector jacket formed in a die groove by arranging the device, is simple to operate and improves the practicability; including the die block, two sets of ejector pins, four sets of sliders, two sets of screw rods, two sets of first belt pulleys, the apparatus further comprises a rotating shaft, two sets of second belt pulleys, two sets of belts, first bevel gear, second bevel gear and bull stick, the die block middle part is provided with the mould groove, the die block left part and right part all are provided with the spout, two sets of ejector pins are located inside two sets of spouts, but two sets of ejector pins and die block sliding connection, four sets of sliders of group are installed respectively at the left end of two sets of ejector pins and the downside of right-hand member, first bevel gear installs in the pivot lower part, second bevel gear meshes with first bevel gear mutually, second bevel gear installs on the bull stick, the bull stick passes through bearing rotatable installation in die block front end lower part.

Description

Disposable syringe jacket forming die

Technical Field

The utility model relates to the technical field of syringe production, in particular to a disposable syringe jacket forming die.

Background

The disposable syringe consists of outer casing, core rod, rubber plug, conic head, button, conic head, etc. The product has the application range matched with a disposable injection needle and is used for hypodermic, intramuscular and intravenous injection of liquid medicine, blood drawing or medicine dissolving. The outer sleeve is formed by injection molding, but an ejection device is not arranged in the existing injection mold, and after injection liquid is cooled and formed in the injection mold, the injection liquid is easily adhered to the inner wall of the injection mold, so that the injection liquid is inconvenient to take out and operate.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides the disposable injector coat forming die which is convenient for demoulding the injector coat formed in the die groove, has simpler operation and improves the practicability of the injector coat.

The utility model relates to a disposable injector outer sleeve forming die, which comprises a bottom die, two groups of ejector rods, four groups of sliding blocks, two groups of screw rods, two groups of first belt pulleys, a rotating shaft, two groups of second belt pulleys, two groups of belts, a first bevel gear, a second bevel gear and a rotating rod, wherein a die groove is formed in the middle of the bottom die, sliding grooves are formed in the left part and the right part of the bottom die, the two groups of ejector rods are positioned in the two groups of sliding grooves, the two groups of ejector rods are connected with the bottom die in a sliding manner, the four groups of sliding blocks are respectively arranged on the lower sides of the left end and the right end of the two groups of ejector rods, the four groups of ejector rods respectively slide in the two groups of sliding grooves, the two groups of screw rods are rotatably arranged at the bottom ends of the two groups of sliding grooves, the two groups of screw rods are connected with the two groups of ejector rods in a screw assembly manner, the two groups of first belt pulleys are respectively arranged at the lower parts of screw rods, the lower sides of the front part of the bottom die is provided with a working groove which is communicated with the two groups of sliding grooves, the rotating shaft is rotatably arranged at the bottom end of the working groove, the first belt pulley in left side and upside second belt pulley and the first belt pulley in right side and downside second belt pulley rotate through two sets of belts synchronous respectively, and first bevel gear installs in the pivot lower part, and second bevel gear meshes with first bevel gear mutually, and second bevel gear installs on the bull stick, and the bull stick passes through the bearing rotatable installation in die block front end lower part.

The disposable injector outer sleeve forming die further comprises a bent pipe, and the rear end of the bent pipe is connected with the front end of the rotating rod.

According to the outer sleeve forming die for the disposable injector, the bent pipe is detachably connected with the rotating rod.

The outer sleeve forming die for the disposable injector further comprises an expansion link, and the expansion link is slidably arranged inside the bent pipe.

The disposable injector outer sleeve forming die further comprises a handle, and the handle is rotatably arranged at the front end of the telescopic rod.

The disposable injector outer sleeve forming die further comprises two groups of top plates, and the two groups of top plates are respectively arranged at the top ends of the two groups of ejector rods.

The handle of the disposable injector outer sleeve forming die is provided with the handle sleeve.

According to the forming die for the outer sleeve of the disposable injector, the two groups of sliding grooves are internally coated with the lubricating layers.

Compared with the prior art, the utility model has the beneficial effects that: the injection molding liquid is guided into the mold groove, after the injection molding liquid in the mold groove is cooled and molded, the rotating rod is rotated, the rotating rod drives the second bevel gear to rotate, the second bevel gear is meshed with the first bevel gear, the first bevel gear drives the rotating shaft to rotate, the rotating shaft drives the two sets of second belt pulleys to rotate, the two sets of second belt pulleys drive the two sets of first belt pulleys to rotate through the two sets of belts, the two sets of first belt pulleys drive the two sets of screw rods to rotate, the two sets of screw rods are spirally assembled with the two sets of ejector rods, the four sets of sliding blocks slide in the two sets of sliding grooves, the two sets of ejector rods move upwards, the two sets of ejector rods drive the molded injector outer sleeve to move upwards, and therefore the injection outer sleeve is taken out.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic left side sectional view of the structure of FIG. 1;

FIG. 3 is a schematic top cross-sectional view of FIG. 1;

in the drawings, the reference numbers: 1. bottom die; 2. a mold slot; 3. a top rod; 4. a slider; 5. a chute; 6. a screw; 7. a first pulley; 8. a rotating shaft; 9. a second pulley; 10. a belt; 11. a first bevel gear; 12. a second bevel gear; 13. a rotating rod; 14. bending the pipe; 15. a telescopic rod; 16. a handle; 17. a top plate.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

As shown in fig. 1 to 3, the disposable injector outer sleeve forming mold of the present invention comprises a bottom mold 1, two sets of ejector pins 3, four sets of sliding blocks 4, two sets of screws 6, two sets of first belt pulleys 7, a rotating shaft 8, two sets of second belt pulleys 9, two sets of belts 10, a first bevel gear 11, a second bevel gear 12 and a rotating rod 13, wherein a mold groove 2 is arranged in the middle of the bottom mold 1, sliding grooves 5 are arranged on the left and right portions of the bottom mold 1, the two sets of ejector pins 3 are positioned in the two sets of sliding grooves 5, the two sets of ejector pins 3 are slidably connected with the bottom mold 1, the four sets of sliding blocks 4 are respectively arranged on the lower sides of the left and right ends of the two sets of ejector pins 3, the four sets of ejector pins 3 respectively slide in the two sets of sliding grooves 5, the two sets of screws 6 are rotatably arranged at the bottom ends of the two sets of sliding grooves 5, the two sets of screws 6 are threadedly connected with the two sets of ejector pins 3, the two sets of first belt pulleys 7 are respectively arranged on the lower portions of screws 6, a working groove is arranged on the lower side of the front portion of the bottom mold 1, the working groove is communicated with the two groups of sliding grooves 5, the rotating shaft 8 is rotatably arranged at the bottom end of the working groove, the two groups of second belt pulleys 9 are arranged on the rotating shaft 8, the left first belt pulley 7, the upper second belt pulley 9, the right first belt pulley 7 and the lower second belt pulley 9 synchronously rotate through the two groups of belts 10 respectively, the first bevel gear 11 is arranged at the lower part of the rotating shaft 8, the second bevel gear 12 is meshed with the first bevel gear 11, the second bevel gear 12 is arranged on the rotating rod 13, and the rotating rod 13 is rotatably arranged at the lower part of the front end of the bottom die 1 through a bearing; the injection liquid is guided into the mold groove 2, after the injection liquid in the mold groove 2 is cooled and formed, the rotating rod 13 is rotated, the rotating rod 13 drives the second bevel gear 12 to rotate, the second bevel gear 12 is meshed with the first bevel gear 11, the first bevel gear 11 drives the rotating shaft 8 to rotate, the rotating shaft 8 drives the two groups of second belt pulleys 9 to rotate, the two groups of second belt pulleys 9 drive the two groups of first belt pulleys 7 to rotate through the two groups of belts 10, the two groups of first belt pulleys 7 drive the two groups of screw rods 6 to rotate, the two groups of screw rods 6 are screwed with the two groups of ejector rods 3, the four groups of sliding blocks 4 slide in the two groups of sliding grooves 5, the two groups of ejector rods 3 move upwards, the two groups of ejector rods 3 drive the formed injector jacket to move upwards so as to take out the injector jacket, and the device is arranged so as to facilitate the demoulding of the injector jacket formed in the mold groove 2, and has simple operation, the practicability is improved.

The disposable injector outer sleeve forming die also comprises a bent pipe 14, wherein the rear end of the bent pipe 14 is connected with the front end of the rotating rod 13; the elbow 14 is arranged to facilitate the rotation of the rotating rod 13.

According to the outer sleeve forming die of the disposable injector, the bent pipe 14 is detachably connected with the rotating rod 13; when the demoulding is not needed, the bent pipe 14 is separated from the rotating rod 13, so that the collision between the bent pipe 14 and workers can be avoided.

The outer sleeve forming die of the disposable injector further comprises an expansion link 15, and the expansion link 15 is slidably arranged inside the bent pipe 14; by arranging the telescopic rod 15, the length of the elbow 14 can be adjusted, and the operation of the elbow is facilitated.

The disposable injector outer sleeve forming die further comprises a handle 16, wherein the handle 16 is rotatably arranged at the front end of the telescopic rod 15; the telescopic rod 15 and the elbow 14 are convenient to operate by arranging the handle 16.

The disposable injector outer sleeve forming die further comprises two groups of top plates 17, wherein the two groups of top plates 17 are respectively arranged at the top ends of the two groups of ejector rods 3; by arranging the top plate 17, the contact area of the outer sleeve of the formed injector can be increased, so that the outer sleeve of the formed injector can be conveniently demoulded.

In the disposable injector outer sleeve forming die, the handle 16 is provided with a handle sleeve; the friction force can be increased, and the anti-skid function is realized.

According to the forming die for the outer sleeve of the disposable injector, the two groups of sliding grooves 5 are internally coated with the lubricating layers; can play a role in lubricating the sliding block 4.

The disposable injector outer sleeve forming die is operated, firstly, injection liquid is guided into a die groove 2, after the injection liquid in the die groove 2 is cooled and formed, a rotating rod 13 is rotated, the rotating rod 13 drives a second bevel gear 12 to rotate, the second bevel gear 12 is meshed with a first bevel gear 11, the first bevel gear 11 drives a rotating shaft 8 to rotate, the rotating shaft 8 drives two groups of second belt wheels 9 to rotate, the two groups of second belt wheels 9 drive two groups of first belt wheels 7 to rotate through two groups of belts 10, the two groups of first belt wheels 7 drive two groups of screw rods 6 to rotate, the two groups of screw rods 6 are screwed with two groups of ejector rods 3, the four groups of sliding blocks 4 slide in two groups of sliding grooves 5, the two groups of ejector rods 3 move upwards, and the two groups of ejector plates 17 drive the formed injector outer sleeve to move upwards so as to take out the injector outer sleeve.

The disposable injector outer sleeve forming die disclosed by the utility model is implemented in a common mechanical mode in an installation mode, a connection mode or a setting mode as long as the beneficial effects of the disposable injector outer sleeve forming die can be achieved.

The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A disposable injector outer sleeve forming die is characterized by comprising a bottom die (1), two groups of ejector rods (3), four groups of sliding blocks (4), two groups of screw rods (6), two groups of first belt pulleys (7), a rotating shaft (8), two groups of second belt pulleys (9), two groups of belts (10), a first bevel gear (11), a second bevel gear (12) and a rotating rod (13), wherein a die groove (2) is formed in the middle of the bottom die (1), sliding grooves (5) are formed in the left part and the right part of the bottom die (1), the two groups of ejector rods (3) are positioned in the two groups of sliding grooves (5), the two groups of ejector rods (3) are in sliding connection with the bottom die (1), the four groups of sliding blocks (4) are respectively arranged at the lower sides of the left end and the right end of the two groups of ejector rods (3), the four groups of ejector rods (3) are respectively slid in the two groups of sliding grooves (5), the two groups of screw rods (6) are rotatably arranged at the bottom ends of the two groups of sliding grooves (5), two sets of screw rods (6) are connected with two sets of ejector rods (3) in a threaded manner, two sets of first belt pulleys (7) are respectively installed on the lower portions of the two sets of screw rods (6), a working groove is formed in the lower side of the front portion of the bottom die (1), the working groove is communicated with the two sets of sliding grooves (5), a rotating shaft (8) is rotatably installed at the bottom end of the working groove, two sets of second belt pulleys (9) are installed on the rotating shaft (8), a left first belt pulley (7), an upper second belt pulley (9), a right first belt pulley (7) and a lower second belt pulley (9) are respectively and synchronously rotated through two sets of belts (10), a first bevel gear (11) is installed on the lower portion of the rotating shaft (8), a second bevel gear (12) is meshed with the first bevel gear (11), a second bevel gear (12) is installed on a rotating rod (13), and the rotating rod (13) is rotatably installed on the lower portion of the front end of the bottom die (1) through a bearing.

2. The mold for molding a disposable syringe jacket according to claim 1, further comprising an elbow (14), wherein a rear end of the elbow (14) is connected to a front end of the rotary rod (13).

3. The single-use syringe jacket forming mold according to claim 2, wherein the elbow (14) is detachably connected to the rotating rod (13).

4. The single-use syringe jacket forming mold according to claim 3, further comprising a telescopic rod (15), wherein the telescopic rod (15) is slidably installed inside the bent pipe (14).

5. The mold for molding the casing of a disposable syringe according to claim 4, further comprising a handle (16), wherein the handle (16) is rotatably mounted on the front end of the telescopic shaft (15).

6. The mold for molding the outer sheath of the disposable syringe according to claim 5, further comprising two sets of top plates (17), wherein the two sets of top plates (17) are respectively installed at the top ends of the two sets of ejector rods (3).

7. The mold for forming the outer sheath of a disposable syringe according to claim 6, wherein the handle (16) is provided with a grip.

8. The die for forming the jacket of a disposable syringe according to claim 7, wherein the two sets of sliding grooves (5) are internally coated with a lubricating layer.