CN216609831U

CN216609831U - Injection molding head device for injection molding of mask breather valve

Info

Publication number: CN216609831U
Application number: CN202122525015.8U
Authority: CN
Inventors: 赵彬
Original assignee: Zhejiang Jialei Industrial Co ltd
Current assignee: Zhejiang Jialei Industrial Co ltd
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-05-27
Anticipated expiration: 2031-10-20

Abstract

The utility model discloses an injection molding head device for injection molding of a mask breather valve, which belongs to the technical field of injection molding devices and comprises a main body, wherein the main body is connected with a material pipe arranged at a discharge port of a material box in a threaded connection manner; the left side and the right side of the material pipe are respectively and fixedly provided with a fixed plate, and the upper ends of the left side and the right side of the main body are respectively provided with a fixed box which is in one-to-one correspondence with the two fixed plates; through holes are formed in the two fixing plates, inserting rods penetrate through the two through holes respectively, and the lower ends of the two inserting rods are fixedly connected with first triangular blocks matched with the second triangular blocks respectively; this device makes more firm of being connected between main part and the material pipe through the inserted bar, thereby prevents to take place the dislocation phenomenon and lead to main part and material union coupling not hard up to cause the weeping in the use.

Description

Injection molding head device for injection molding of mask breather valve

Technical Field

The utility model relates to the technical field of injection molding equipment, in particular to an injection molding head device for injection molding of a mask breather valve.

Background

With the development of industry and the popularization of private automobiles, the pollution problem of urban air is more and more serious, especially the PM2.5 content exceeds the standard, and the health of people in outgoing is seriously influenced. In order to reduce the inhalation of excessive harmful substances, the wearing mask is a common precaution measure, and is different from the most original integrated mask in that the existing mask is generally provided with a breather valve, so that the breathing smoothness of a wearer is greatly improved.

At the in-process of production gauze mask breather valve, often need use the head of moulding plastics, the current head of moulding plastics adopts simple threaded connection's mode mostly when the installation, and this kind of mode is too simple, leads to appearing the not hard up phenomenon of junction easily in long-term use, and this has probably caused the weeping phenomenon, influences going on of production process.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an injection head device for injection molding of a mask breather valve, which aims to solve the problems in the background technology.

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

an injection molding head device and a hopper for injection molding of a mask breather valve comprise a main body, wherein the main body is connected with a material pipe arranged at a discharge hole of a material box in a threaded connection manner; the left side and the right side of the material pipe are respectively and fixedly provided with a fixed plate, and the upper ends of the left side and the right side of the main body are respectively provided with a fixed box which is in one-to-one correspondence with the two fixed plates; the inner walls of the left side and the right side of the fixed box are respectively and fixedly provided with a sliding cylinder, a sliding rod is movably penetrated in the sliding cylinder, one end of the sliding rod, far away from the sliding cylinder, is fixedly connected with a second triangular block, and a spring sleeved on the sliding cylinder and the sliding rod is fixedly connected between the second triangular block and the inner wall of the hopper; two set up the through-hole on the fixed plate, wear to be equipped with the inserted bar respectively in two through-holes, two the inserted bar lower extreme respectively fixedly connected with the first three hornblocks of second three hornblocks mutually supporting.

Preferably, the channel structure inside the body is helical.

Preferably, the hopper is detachably sleeved on the outer wall of the main body.

Preferably, the lower sides of the second triangular blocks are fixedly connected with connecting rods respectively, a channel is formed in the lower side of the fixed box, and the two connecting rods penetrate through the channel respectively and extend to the lower side of the fixed box.

Compared with the prior art, the utility model has the beneficial effects that: the device ensures that the connection between the main body and the material pipe is firmer through the inserted rod, and prevents the main body and the material pipe from being connected and loosened to cause liquid leakage due to the dislocation phenomenon in the use process; if need take off the main part from the material pipe, only need to drive two three hornblocks of second through two connecting rods and move to the direction of keeping away from each other for three hornblocks of second no longer are located first three hornblock upside, this moment through the inserted bar with first three hornblocks take out can, then rotatory main part with the main part from the material pipe take off can, convenient to detach, easy operation, convenient and fast has very strong practicality.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is an enlarged view of the inside of the fixing case according to the present invention.

In the figure: 1. a main body; 2. a hopper; 3. a material pipe; 4. a fixing plate; 5. inserting a rod; 6. a fixing box; 7. A first triangular block; 8. a connecting rod; 9. a second triangular block; 10. a slide cylinder; 11. a slide bar; 12. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution, referring to fig. 1-3: an injection head device for injection molding of a mask breather valve comprises a main body 1 and a hopper 2, wherein the main body 1 is connected with a material pipe 3 arranged at a discharge port of a material box in a threaded connection manner; the left side and the right side of the material pipe 3 are respectively and fixedly provided with a fixing plate 4, and the upper ends of the left side and the right side of the main body 1 are respectively provided with a fixing box 6 which is in one-to-one correspondence with the two fixing plates 4; the inner walls of the left side and the right side of the fixed box 6 are respectively and fixedly provided with a sliding cylinder 10, a sliding rod 11 is movably arranged in the sliding cylinder 10 in a penetrating manner, one end of the sliding rod 11 far away from the sliding cylinder 10 is fixedly connected with a second triangular block 9, and a spring 12 sleeved on the sliding cylinder 10 and the sliding rod 11 is fixedly connected between the second triangular block 9 and the inner wall of the hopper 2; two set up the through-hole on the fixed plate 4, wear to be equipped with inserted bar 5 in two through-holes respectively, two the 5 lower extremes of inserted bar respectively fixedly connected with the first triangle piece 7 of the mutual complex of second triangle piece 9.

Further, the channel structure in the main body 1 is spiral, so that bubbles can be reduced in the drainage process, and the injection molding quality can be improved.

Further say, detachable cover is equipped with hopper 2 on the main part 1 outer wall, when the main part 1 produced the weeping condition with the junction of material pipe 3, the weeping will fall to hopper 2 inside and collect the centralized processing of being convenient for, can effectively prevent that the weeping from flowing to cause the influence on the breather valve.

Further, the lower sides of the two second triangular blocks 9 are respectively and fixedly connected with a connecting rod 8, the lower side of the fixed box 6 is provided with a channel, and the two connecting rods 8 respectively penetrate through the channels and extend to the lower side of the fixed box 6; the lower end of the connecting rod 8 is provided with an anti-slip sleeve, the anti-slip sleeve is made of polyvinyl chloride rubber, and the anti-slip sleeve can enhance the friction force between the connecting rod 8 and the hand of a user when in use, so that an anti-slip effect can be achieved, and the requirements of the user can be met.

The working principle of the utility model is as follows: in use, the main body 1 is first connected to the pipe 3, operating in particular: firstly, the upper end of a main body 1 is connected with the lower end of a material pipe 3 in a threaded connection mode, and at the moment, two fixing plates 4 respectively correspond to two fixing boxes 6; then, the inserting rod 5 is inserted into a through hole in the fixing plate 4, so that the first triangular block 7 at the lower end of the inserting rod 5 extends into the fixing box 6, when the first triangular block 7 is in contact with the two second triangular blocks 9, the two inclined surfaces of the first triangular block 7 are respectively in sliding fit with the inclined surfaces of the two second triangular blocks 9, and when the first triangular block 7 continues to move downwards, the two second triangular blocks 9 are driven to move towards the direction away from each other, so that the second triangular blocks 9 drive the sliding rod 11 to slide in the sliding cylinder 10, and meanwhile, the spring 12 is compressed; when the first triangular block 7 moves downwards to be separated from the two second triangular blocks 9, under the resilience action of the spring 12, the two second triangular blocks 9 move towards the middle, so that the first triangular block 7 is clamped by moving to the upper side of the first triangular block 7, the position of the inserted rod 5 is fixed, the connection between the main body 1 and the material pipe 3 is firmer, and liquid leakage caused by looseness of connection between the main body 1 and the material pipe 3 due to the dislocation phenomenon in the use process is prevented; if need take off main part 1 from material pipe 3, only need drive two three hornblocks of second 9 through two connecting rods 8 and move to the direction of keeping away from each other for three hornblocks of second 9 no longer are located three first hornblocks 7 upside, take out three first hornblocks 7 through inserted bar 5 this moment can, then rotatory main part 1 with main part 1 from material pipe 3 take off can, easy operation, convenient and fast has very strong practicality.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An injection molding head device for injection molding of a mask breather valve comprises a main body (1) and a hopper (2), wherein the main body (1) is connected with a material pipe (3) arranged at a discharge port of the hopper in a threaded connection manner; the device is characterized in that the left side and the right side of the material pipe (3) are respectively and fixedly provided with a fixing plate (4), and the upper ends of the left side and the right side of the main body (1) are respectively provided with a fixing box (6) which is in one-to-one correspondence with the two fixing plates (4); sliding cylinders (10) are fixedly mounted on the inner walls of the left side and the right side of the fixed box (6) respectively, a sliding rod (11) penetrates through the sliding cylinders (10) movably, one ends, far away from the sliding cylinders (10), of the sliding rods (11) are fixedly connected with second triangular blocks (9), and springs (12) sleeved on the sliding cylinders (10) and the sliding rods (11) are fixedly connected between the second triangular blocks (9) and the inner walls of the hoppers (2); two set up the through-hole on fixed plate (4), wear to be equipped with in two through-holes respectively inserted bar (5), two inserted bar (5) lower extreme respectively fixedly connected with the first three hornblocks (7) of second three hornblocks (9) mutually supporting.

2. The injection molding head device for injection molding of a breathing valve for a mask according to claim 1, wherein the channel structure inside the main body (1) is spiral.

3. The injection molding head device for injection molding of the breathing valve of the mask as claimed in claim 1, wherein the hopper (2) is detachably sleeved on the outer wall of the main body (1).

4. The injection molding head device for injection molding of the breathing valve of the mask as claimed in claim 1, wherein the two second triangular blocks (9) are fixedly connected with connecting rods (8) respectively at the lower sides thereof, a channel is formed at the lower side of the fixed box (6), and the two connecting rods (8) respectively penetrate through the channel and extend to the lower side of the fixed box (6).