CN216267554U

CN216267554U - PVC gasbag medical plastic products cutting separating mechanism

Info

Publication number: CN216267554U
Application number: CN202122610506.2U
Authority: CN
Inventors: 钟如永
Original assignee: Dongguan Jinjun Machinery Co ltd
Current assignee: Dongguan Jinjun Machinery Co ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-04-12
Anticipated expiration: 2031-10-26

Abstract

The utility model discloses a PVC air bag medical plastic product cutting and separating mechanism which comprises a clamping die rear supporting arm, wherein an auxiliary die is arranged on the inner side of the clamping die rear supporting arm, a knife rest is arranged on one side of the auxiliary die, a cylinder fixing plate is fixedly connected to one side of the knife rest, a double-shaft cylinder is fixedly connected to one side of the cylinder fixing plate, a cylinder push plate is fixedly connected to a cylinder shaft at one end of the double-shaft cylinder, a blade pressing block is arranged on the inner side of the cylinder push plate, and a separating blade is fixedly connected to the inner side of the cylinder push plate through the blade pressing block; according to the utility model, through the designed double-shaft cylinder and the knife rest, the two ends of the medical air bag can be stably cut in use, so that the quality of the medical air bag after cutting and separation is ensured, the effect is high in cutting and separation, and the use is convenient without excessive labor.

Description

PVC gasbag medical plastic products cutting separating mechanism

Technical Field

The utility model belongs to the technical field of auxiliary equipment of plastic hollow forming machines, and particularly relates to a cutting and separating mechanism for medical plastic products of PVC (polyvinyl chloride) air bags.

Background

Plastic molding processing equipment is developed on the basis of rubber machinery and metal die casting machines. Since the 70 th century in 19 th century appeared a polymer injection molding process and a simple molding apparatus, as an industry, it was not developed until 30 th century, and plastic molding processing apparatuses were gradually commercialized, and injection molding and extrusion molding have become industrialized processing methods. Blow molding is the third largest plastic molding method second to injection molding and extrusion, and is the fastest growing plastic molding method.

At present, through development of PVC air bag medical plastic hollow molding machines for many years, the blow molding technology is mature day by day, and the requirements of product diversification, high functionalization, high barrier property and the like are greatly developed; the PVC air bag medical plastic hollow forming machine needs to use a product cutting and separating mechanism in the using process.

The medical air bag product has light weight: less than 5 grams, thin wall: less than 5um realizes that automatic cutting separates mouth of a river material extremely difficult, but the cutting separating mechanism cutting separation product quality that has now does not guarantee, inefficiency, problem that intensity of labour is big, for this reason we propose the medical plastics product cutting separating mechanism of PVC gasbag.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a cutting and separating mechanism for a PVC (polyvinyl chloride) air bag medical plastic product, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: PVC gasbag medical plastic products cutting separating mechanism, the back braced arm of clamp mould is drawn together, the inboard of the back braced arm of clamp mould is provided with vice mould, one side of vice mould is provided with the knife rest, one side fixedly connected with cylinder fixed plate of knife rest, one side fixedly connected with biax cylinder of cylinder fixed plate, the cylinder axle fixedly connected with cylinder push pedal of biax cylinder one end, the inboard of cylinder push pedal is provided with the blade briquetting, the inboard of cylinder push pedal is through blade briquetting fixedly connected with separation blade.

Preferably, the rear supporting arm and the tool rests of the clamping die are arranged in two numbers, and the two tool rests are symmetrically arranged on the rear supporting arm of the clamping die through the auxiliary die.

Preferably, the shape of the rear supporting arm of the clamping die is L-shaped, a rectangular connecting hole is formed in the long end of the rear supporting arm of the L-shaped clamping die, and the rear supporting arm of the clamping die is fixedly connected with the auxiliary die through the rectangular connecting hole and a bolt.

Preferably, the double-shaft air cylinders are four in number, the four double-shaft air cylinders are symmetrically arranged on the air cylinder fixing plate in pairs, the air cylinder push plates are two in number, and two ends of each air cylinder push plate are connected with one double-shaft air cylinder respectively.

Preferably, the number of the separation blades is four, and the four separation blades are symmetrically arranged on the two cylinder push plates.

Preferably, the blade pressing block is in a right trapezoid shape, and the inclined surface of the blade pressing block is tightly pressed on the separation blade.

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

1. according to the utility model, through the designed double-shaft cylinder and the knife rest, the two ends of the medical air bag can be stably cut in use, so that the quality of the medical air bag after cutting and separation is ensured, the effect is high in cutting and separation, and the use is convenient without excessive labor.

2. Through the blade briquetting and the secondary mould of design, carry out stable fixed to the separation blade through the cooperation of blade briquetting and secondary mould when using, and it is more convenient when needing to change the separation blade after long-time the use.

Drawings

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

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

FIG. 3 is a schematic top view of the present invention;

in the figure: 1. a tool holder; 2. secondary mould; 3. a cylinder fixing plate; 4. a cylinder push plate; 5. pressing the blade into a block; 6. a supporting arm behind the clamping die; 7. a double-shaft cylinder; 8. and separating the blade.

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 derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: PVC gasbag medical plastic products cutting separating mechanism, supporting arm 6 behind the die clamper, the inboard of supporting arm 6 is provided with vice mould 2 behind the die clamper, one side of vice mould 2 is provided with knife rest 1, clip through knife rest 1 and lead positive gasbag product, one side fixedly connected with cylinder fixed plate 3 of knife rest 1, one side fixedly connected with biax cylinder 7 of cylinder fixed plate 3, the cylinder axle fixedly connected with cylinder push pedal 4 of 7 one end of biax cylinder, the inboard of cylinder push pedal 4 is provided with blade briquetting 5, 5 fixedly connected with separation blade 8 of blade briquetting is passed through to the inboard of cylinder push pedal 4, the cylinder axle of biax cylinder 7 simultaneously leaves the compound die central direction dorsad and stretches out, and drive cylinder push pedal 4 take respectively about the separation blade 8 simultaneous relative motion to cut out the separation to gasbag product and mouth of a river material.

As apparent from the above description, the present invention has the following advantageous effects: the cooperation biax cylinder 7 and knife rest 1 can be stable when using cut the both ends of medical gasbag to guarantee the quality of cutting the medical gasbag after the separation, and effect is high when cutting the separation, need not artifical too much labour convenient to use.

Further, can refer to fig. 1 and 3, support arm 6 and knife rest 1 all are provided with two behind the clamp die, and two knife rest 1 install on support arm 6 behind the clamp die through vice 2 symmetries of mould, the shape of support arm 6 sets up L shape behind the clamp die, and the long end of support arm 6 has seted up the rectangle connecting hole behind the L clamp die, support arm 6 passes through rectangle connecting hole and bolt and vice 2 fixed connection behind the clamp die, it is more convenient to make vice mould 2 install on support arm 6 behind the clamp die, and can carry out certain position control as required.

Further, can refer to fig. 1 and 2, biax cylinder 7 is provided with four altogether, and four biax cylinders 7 two bisymmetries are installed on cylinder fixed plate 3, and cylinder push pedal 4 is provided with two altogether, and the both ends of cylinder push pedal 4 are connected with a biax cylinder 7 respectively, make things convenient for biax cylinder 7 to drive cylinder push pedal 4 and remove, make cylinder push pedal 4 remove more stably.

Further, as can be seen from fig. 1 and 2, the number of the separation blades 8 is four, the four separation blades 8 are symmetrically arranged on the two cylinder push plates 4, the shape of the blade pressing block 5 is set to be a right trapezoid, and the inclined surface of the blade pressing block 5 is tightly pressed on the separation blades 8, so that the air bag product and the two ends of the nozzle material can be conveniently cut by the separation blades 8.

By adopting the blade pressing block 5 and the auxiliary die 2, the separation blade 8 is stably fixed through the matching of the blade pressing block 5 and the auxiliary die 2 when the separation blade is used, and the separation blade 8 is more convenient to replace when the separation blade is required to be replaced after being used for a long time.

The working principle and the using process of the utility model are as follows: the airbag product is just blown, cooled and formed and is positioned on the tool rest 1, at the moment, the die is in a die closing state, and the cylinder shaft of the double-shaft cylinder 7 is in a contraction state; the program instructs four double-shaft cylinders 7 to simultaneously extend out in the direction away from the center of the die assembly, the left and right cylinder push plates 4 associated with the double-shaft cylinders 7 respectively drive the upper and lower separating blades 8 to simultaneously move in opposite directions, the upper and lower separating blades 8 on the left and right sides simultaneously cut and separate the airbag products and the nozzle materials, and then the die clamping rear supporting arm 6 is opened along with the opening of the front and rear die plates, and the products and the nozzle waste materials freely fall into the bottle receiving hopper. After the set of action program is completed, the product cutting and separating mechanism grabs the next batch of formed airbag products along with the front template and the rear template and continues to repeat the cutting and separating action, and the process is repeated all the time.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent substitutions made by those skilled in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention without departing from the spirit and scope of the technical solutions of the present invention.

Claims

PVC gasbag medical plastic product cutting separating mechanism, support arm (6) behind the clamp mould, its characterized in that: the die is characterized in that an auxiliary die (2) is arranged on the inner side of the supporting arm (6) behind the clamping die, a tool rest (1) is arranged on one side of the auxiliary die (2), a cylinder fixing plate (3) is fixedly connected to one side of the tool rest (1), a double-shaft cylinder (7) is fixedly connected to one side of the cylinder fixing plate (3), a cylinder shaft fixedly connected with a cylinder push plate (4) at one end of the double-shaft cylinder (7), a blade pressing block (5) is arranged on the inner side of the cylinder push plate (4), and a separation blade (8) is fixedly connected to the inner side of the cylinder push plate (4) through the blade pressing block (5).
2. The PVC gasbag medical plastic product cutting and separating mechanism of claim 1, characterized in that: supporting arm (6) and knife rest (1) all are provided with two behind the clamp mould, and install on supporting arm (6) behind the clamp mould through vice mould (2) symmetry for two knife rests (1).
3. The PVC gasbag medical plastic product cutting and separating mechanism of claim 1, characterized in that: the shape of the rear supporting arm (6) of the clamping die is L-shaped, a rectangular connecting hole is formed in the long end of the rear supporting arm (6) of the L-shaped clamping die, and the rear supporting arm (6) of the clamping die is fixedly connected with the auxiliary die (2) through the rectangular connecting hole and a bolt.
4. The PVC gasbag medical plastic product cutting and separating mechanism of claim 1, characterized in that: the double-shaft air cylinder (7) is provided with four, four double-shaft air cylinders (7) are symmetrically arranged on the air cylinder fixing plate (3) in pairs, the air cylinder push plate (4) is provided with two, and two ends of the air cylinder push plate (4) are respectively connected with one double-shaft air cylinder (7).
5. The PVC gasbag medical plastic product cutting and separating mechanism of claim 1, characterized in that: the four separating blades (8) are arranged, and the four separating blades (8) are symmetrically arranged on the two cylinder push plates (4).
6. The PVC gasbag medical plastic product cutting and separating mechanism of claim 1, characterized in that: the blade pressing block (5) is in a right-angle trapezoid shape, and the inclined surface of the blade pressing block (5) is tightly pressed on the separation blade (8).