CN111920127A - Mechanism is cut to gauze mask machine bridge of nose strip punching - Google Patents

Abstract

The invention discloses a punching and shearing mechanism for a nose bridge strip of a mask machine. Follow-up plate, the upper cutter body is arranged on the upper fixing block, the upper fixing block is arranged on the lower duckbill body, the upper blade is arranged on the upper cutter body, the lower blade is arranged on the lower duckbill body, and the limit block is arranged on the upper On the fixed block, the observation plate is arranged on the lower duckbill body, the return spring of the upper blade body is connected with the upper blade body, the spring follower plate is arranged on the lower duckbill body, and the spring follower plate is used to locate the upper blade body to return to the lower position of the spring. The invention basically solves the problem of material blocking, and does not generate waste of the nose bridge, so it will not generate other problems caused by the waste, because the newly designed observation board can conveniently observe various conditions of the nose bridge, improve the efficiency in the production of masks.

Description

A mask machine nose bridge punching and shearing mechanism

technical field

The invention belongs to the technical field of mask machines, and in particular relates to a punching and shearing mechanism for nose bridge strips of a mask machine.

Background technique

With the rapid development of domestic mask machines this year, the requirements for intelligent, high-speed and high-efficiency mask machines are also getting higher and higher. The nose bridge strip punching and shearing mechanism of the mask machine is one of the key mechanisms for the mask machine to divide the nose bridge material evenly and transport it to the position of the mask nose bridge block. At present, various types of nose bridge strip punching or shearing mechanisms in the market have various disadvantages, and the probability of material blocking is high; There is scrap after cutting the nose strip; it is cumbersome to adjust the mechanism during the first turn or failure. One of the mask production processes, the smooth and even cutting of the nose bridge strip and transporting it to the position of the mask nose bridge block has become a key factor affecting the production speed of the mask. The nose bridge strip punching and shearing mechanisms on the market are uneven, and the effective nose bridge strip shearing mechanism. Good or bad directly affects this process.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to provide a punching and shearing mechanism for the nose bridge strip of a mask machine, which solves the problem of material blocking, and does not generate nose bridge strip waste, and also does not generate other problems caused by the waste, and the observation board can be convenient It can greatly improve the efficiency of adjusting nose bridge shearing and related mechanisms, and improve the efficiency of mask production.

In order to achieve the above purpose of the invention, the technical scheme adopted is: a punching and shearing mechanism for the nose bridge strip of a mask machine, which includes: an upper knife body, an upper fixing block, an upper blade, a lower blade, a limit block, an observation board, a lower duckbill body, Upper cutter body return spring and spring follower plate, the upper cutter body is arranged on the upper fixing block, the upper fixing block is arranged on the lower duckbill body, the upper blade is arranged on the upper cutter body, and the lower blade is arranged on the lower duckbill body , the limit block is set on the upper fixed block, the observation plate is set on the lower duckbill body, the return spring of the upper knife body is connected with the upper knife body, the spring follower plate is set on the lower duckbill body, and the spring follower plate is used for positioning the upper The cutter body returns to the spring down position.

Further, the observation board is composed of a touch device combined with a transparent organic glass.

Further, the upper blade is a gate structure.

Further, the upper fixing block is provided with an introduction angle for the nose bridge strip and an introduction angle for preventing obstruction by pushing.

Further, the upper cutter body is provided with a nose bridge strip positioning cavity.

Working process: 1. The bridge of the nose first enters the entrance of the upper knife body; 2. The bridge of the nose passes through the channel of the upper fixing block; 3. The bridge of the nose passes through the upper blade door type blade; 4. Enters the observation board and the lower duckbill body. 5. The cylinder is pressed down to drive the upper cutter body to move downward and the lower blade to form shearing, cutting the nose bridge strip; 6. After the nose bridge strip is cut, the upper cutter body return spring cuts the upper cutter body reset.

Compared with the prior art, the present invention has the following beneficial effects: the fixed block of the nose bridge strip punching and shearing mechanism of the mask machine of the present invention has a good track for the nose bridge strip to pass through; the upper blade is a gate-type structure, which makes shearing more stable, No waste of nose bridge strips will be produced; a transparent observation board is designed, which can easily observe various operation conditions of the nose bridge strips, which greatly improves the efficiency of adjusting the punching and shearing mechanism of the nose bridge strips and related mechanisms; the spring reset device makes the upper knife body automatically reset . The invention basically solves the problem of material blocking, and does not generate waste of the nose bridge, so it will not generate other problems caused by the waste, because the newly designed observation board can easily observe various conditions of the nose bridge, greatly The efficiency of adjusting nose bridge shearing and related mechanisms is improved, and the efficiency of mask production is also greatly improved.

Description of drawings

The accompanying drawings constituting a part of the present application are used to provide further understanding of the present invention, and the exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the attached image:

Fig. 1 is the exploded view of a kind of mask machine nose bridge punching and shearing mechanism of the present invention;

FIG. 2 is a schematic three-dimensional structure diagram of an upper fixing block of the present invention.

Detailed ways

It should be noted that the embodiments in the present application and the features of the embodiments may be combined with each other in the case of no conflict. The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

In order to make those skilled in the art better understand the solutions of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only The embodiments are part of the present application, but not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the scope of protection of the present application.

As shown in Figure 1-2, a mask machine nose bridge punching and shearing mechanism, which includes: an upper knife body 1, an upper fixing block 2, an upper blade 3, a lower blade 4, a limit block 5, an observation board 6, a lower duck Mouth body 7, upper cutter body return spring 8, spring follower plate 9, the upper cutter body 1 is arranged on the upper fixing block 2, the upper fixing block 2 is arranged on the lower duckbill body 7, and the upper blade 3 is arranged on the upper cutter On the body 1, the lower blade 4 is arranged on the lower duckbill body 7, the limit block 5 is arranged on the upper fixing block 2, the observation plate 6 is arranged on the lower duckbill body 7, and the upper blade body return spring 8 is connected with the upper blade body 1. , the upper cutter body return spring 8 automatically resets the upper cutter body 1, the spring follower plate 9 is arranged on the lower duckbill body 7, and the spring follower plate 9 is used to locate the lower position of the return spring 8 of the upper cutter body.

The observation board 6 is composed of a touch device and transparent organic glass. The transparent observation board 6 can conveniently observe various operating conditions of the nose bridge strip, and greatly improves the efficiency of adjusting the nose bridge strip punching and shearing mechanism and related mechanisms.

The upper blade 3 is a gate structure. The upper blade 3 of the portal structure: it is convenient for the nose bridge to pass through the upper fixed block with an inclined angle; it has a shear guide to protect the upper and lower blades; it makes the shearing more stable, and no waste of the nose bridge is generated.

The upper fixing block 2 is provided with an introduction angle 21 for the nose bridge to prevent blocking and a leading angle 22 for pushing anti-blocking.

The upper cutter body 1 is provided with a nose bridge strip positioning cavity, which can automatically reset the nose bridge strip after shearing and avoid blockage caused by shear deformation of the nose bridge strip. The spring follower plate 9 can move as a whole with the mechanism when the punching and shearing mechanism adjusts the position on the mask machine.

The working process of the present invention: 1. The bridge of the nose first enters the entrance of the upper knife body 1; 2. The bridge of the nose passes through the passage of the upper fixing block 2; 3. The bridge of the nose passes through the upper blade 3 door-shaped blades; 4. Enters the observation board 6. The channel formed by the lower duckbill body 7 and reach the appropriate position; 5. The cylinder is pressed to drive the upper cutter body 1 to move downward and the lower blade 4 to form shearing to cut the bridge of the nose; 6. Complete the cutting of the bridge of the nose After the upper cutter body return spring 8 resets the upper cutter body 1.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims (5)

1. A nose bridge punching and shearing mechanism for a mask machine, comprising: an upper knife body (1), an upper fixing block (2), an upper blade (3), a lower blade (4), a limit block (5), and an observation board (6), the lower duckbill body (7), the upper cutter body return spring (8), and the spring follower plate (9), characterized in that the upper cutter body (1) is arranged on the upper fixing block (2) , the upper fixing block (2) is arranged on the lower duckbill body (7), the upper blade (3) is arranged on the upper blade body (1), the lower blade (4) is arranged on the lower duckbill body (7), and the limit block (5) Set on the upper fixing block (2), the observation plate (6) is set on the lower duckbill body (7), the upper cutter body return spring (8) is connected with the upper cutter body (1), and the spring follows the plate ( 9) Set on the lower duckbill body (7), the spring follower plate (9) is used to locate the lower position of the return spring (8) of the upper cutter body. 2 . The nose bridge strip punching and shearing mechanism of a mask machine according to claim 1 , wherein the observation plate ( 6 ) is composed of a touch device combined with a transparent plexiglass. 3 . 3 . The nose bridge strip punching and shearing mechanism of a mask machine according to claim 1 , wherein the upper blade ( 3 ) is a door-type structure. 4 . 4. The nose bridge strip punching and shearing mechanism of a mask machine according to claim 1, wherein the upper fixing block (2) is provided with a nose bridge strip feeding anti-blocking lead-in angle (21) and a pushing anti-blocking lead-in angle (21) angle (22). 5. The nose bridge strip punching and shearing mechanism of a mask machine according to claim 1, wherein the upper cutter body (1) is provided with a nose bridge strip positioning cavity.

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