CN215098749U

CN215098749U - Punching and easy-tearing opening forming device

Info

Publication number: CN215098749U
Application number: CN202120512078.7U
Authority: CN
Inventors: 王艳
Original assignee: Dongguan Haolong Automation Equipment Technology Co ltd
Current assignee: Dongguan Haolong Automation Equipment Technology Co ltd
Priority date: 2021-03-10
Filing date: 2021-03-10
Publication date: 2021-12-10
Anticipated expiration: 2031-03-10

Abstract

The utility model belongs to the technical field of packaging bag machines, in particular to a punching and easy-tearing forming device, which comprises an easy-tearing forming mechanism, wherein the easy-tearing forming mechanism is used for cutting a packaging bag strip into a plurality of packaging bags and forming easy-tearing openings at the cutting positions; the second guide pipe is fixedly connected to the top end of the easy-tearing opening forming mechanism; the punching mechanism is fixedly connected with the easy-tearing opening forming mechanism and is positioned above the second guide pipe, and the punching mechanism is used for punching holes on the packaging bag; the first guide pipe is fixedly connected to the top end of the punching mechanism and is positioned right above the second guide pipe; wherein the first and second conduits are adapted to restrain and guide the strip of bags. So, from last mechanism of punching and easily tearing a mouthful forming mechanism who down arranges have the continuity, need not transmission and can realize punching and cutting of packing belt strip simultaneously, reduced manufacturing cost and improved production efficiency.

Description

Punching and easy-tearing opening forming device

Technical Field

The utility model belongs to the technical field of the wrapping bag machine, especially, relate to a punch and easily tear a mouthful forming device.

Background

The packaging bag is visible everywhere in daily life, and can be used for packaging food or other articles such as small parts. The packing bag can be divided into a perforated packing bag and a non-perforated packing bag, and the perforation on the packing bag is mainly used for releasing air in the packing bag, thereby saving space when packing the packing bag. In the prior art, the wrapping machine comprises a perforating device and an easy-tear-opening forming device. The continuous packaging bags processed by the former step are sent to a punching device, the punching device punches holes on the packaging bags through a punch head on the punching device, and then a continuous packaging bag is sent to an easy-tearing opening forming device through a conveying device and is divided into a plurality of packaging bags. The punching device and the easy-tearing forming device in the packaging bag machine are separated and are not integrated, namely a conveying device is needed between the punching device and the easy-tearing forming device, the packaging bag cannot be cut while punching is carried out, and the production cost is also improved while the production efficiency is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a punch and easily tear a mouthful forming device, aim at solving the packagine machine among the prior art and can't cut the technical problem of wrapping bag when punching.

In order to achieve the above object, an embodiment of the utility model provides a pair of punch and easily tear a mouthful forming device, include:

the easy-tearing opening forming mechanism is used for cutting the packaging bag strip into a plurality of packaging bags and forming easy-tearing openings at the cutting positions;

the second guide pipe is fixedly connected to the top end of the easy-tearing opening forming mechanism;

the punching mechanism is fixedly connected with the easy-tearing opening forming mechanism and is positioned above the second guide pipe, and the punching mechanism is used for punching holes on the packaging bag;

the first guide pipe is fixedly connected to the top end of the punching mechanism and is positioned right above the second guide pipe;

wherein the first and second conduits are for restraining and guiding the strip of packages.

Optionally, the punch mechanism comprises a first housing; the first shell is fixedly connected with the easy-to-tear opening forming mechanism; a sliding rail is fixedly arranged in the first shell; the slide rail is relatively provided with a front die and a rear die which can slide relative to the slide rail.

Optionally, the front mold comprises a front mold plate and a punching assembly; but front template sliding connection be in on the slide rail, the subassembly that punches can dismantle the connection and be in on the front template, the front end of front template is connected with the output of a cylinder.

Optionally, the punching assembly comprises a thimble and a thimble fixing seat; the thimble fixing seat is detachably connected with the front template, and the thimble is detachably connected with the thimble fixing seat.

Optionally, the front mold further comprises a pressing component; the pressing component is connected with the front template in a sliding mode, and an elastic piece is connected between the pressing component and the front template.

Optionally, the pressing component includes a pressing plate, the pressing plate is slidably connected to the front mold plate through a sliding rod, the pressing plate is located on one side of the front mold close to the rear mold, and two ends of the elastic member are fixedly connected to the pressing plate and the front mold plate respectively.

Optionally, the rear mold comprises a rear mold plate; the rear template is slidably connected with the slide rail, a hole matched with the thimble is formed in the rear template, a buffer plate is arranged on the end face, close to the front mold, of the rear template, and the surface, back to the back, of the rear template is in driving connection with the output end of an air cylinder.

Optionally, the easy-to-tear opening forming mechanism comprises a second shell, and a hob assembly and a fixed knife assembly which are arranged oppositely; the second shell with punch mechanism fixed connection, the hobbing cutter subassembly through a pivot axis with second shell rotatable coupling, decide the sword subassembly through a fixed axle with second shell fixed connection, the arbitrary one end drive of pivot axis is connected with the motor, the cutting edge end of deciding the sword subassembly is located on the cutting edge end rotation path of hobbing cutter subassembly.

Optionally, the hob assembly comprises a first fixing seat and a first cutter; the first fixing seat is fixedly connected with the rotating shaft, and the first cutter is detachably connected with the first fixing seat.

Optionally, the fixed cutter assembly comprises a second fixed seat and a second cutter; the second fixing seat is fixedly connected with the fixing shaft, and the second cutter is detachably connected with the second fixing seat.

The embodiment of the utility model provides an above-mentioned one or more technical scheme among punching and the easy tear mouth forming device have one of following technological effect at least: the wrapping bag tape from last down passes through first pipe, the mechanism of punching, second pipe and easily tears a forming mechanism in proper order, and during the use, the mechanism of punching is with hole machine-shaping on the wrapping bag tape, and meanwhile, easily tears a forming mechanism and operates, cuts out a plurality of package wrapping bags of size unanimity with this wrapping bag tape according to the procedure that has set up. It should be noted that the easy-to-tear forming mechanism and the punching mechanism are synchronized, that is, the punching mechanism operates and the easy-to-tear forming mechanism also operates. And then, the packaging bag strip moves downwards through the transmission effect of the previous process, and the process is repeated, so that a plurality of packaging bags with holes at the cutting position of the packaging bag strip can be cut.

Further, the first guide pipe and the second guide pipe are used for guiding the packaging bag strip, and besides, the shaking of the packaging bag strip from the punching mechanism during punching can be limited and reduced, and the external interference can be prevented. So, from last mechanism of punching and easily tearing a mouthful forming mechanism who down arranges have the continuity, need not transmission and can realize punching and cutting of packing belt strip simultaneously, reduced manufacturing cost and improved production efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural view of the punching and easy-tearing forming device provided by the embodiment of the present invention.

Fig. 2 is a top view of a hole punching mechanism (with the first guide tube omitted) according to an embodiment of the present invention.

Fig. 3 is a front view of a hole punching mechanism (omitting the second guide tube) provided by an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

10-first conduit 20-second conduit 30-perforating mechanism

40-easy-tear opening forming mechanism 31-first shell 32-sliding rail

33-front mould 34-rear mould 331-front template

332-perforating component 333-pressing component 3321-thimble

3322 thimble fixing seat 3331 pressing plate 341 back template

3411 buffer plate 41 second shell 42 hob component

43-fixed knife component 421-first fixed seat 422-first cutting knife

431-the second holder 432-the second cutter.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below by referring to the drawings are exemplary and intended to explain the embodiments of the present invention and are not to be construed as limiting the present invention.

In the description of the embodiments of the present invention, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings, which is only for convenience in describing the embodiments of the present invention and simplifying the description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the embodiments of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly, e.g., as fixed or detachable connections or as an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the embodiments of the present invention can be understood by those skilled in the art according to specific situations.

In an embodiment of the present invention, as shown in fig. 1 to 3, a punching and easy-tearing forming device is provided, which includes:

the easy-tearing opening forming mechanism 40 is used for cutting the packaging bag strip into a plurality of packaging bags, and easy-tearing openings are formed at the cutting positions;

the second conduit 20 is fixedly connected to the top end of the easy-tear opening forming mechanism 40;

the punching mechanism 30, the punching mechanism 30 is fixedly connected with the easy-tear opening forming mechanism 40 and is positioned above the second guide pipe 20, and the punching mechanism 30 is used for punching holes on the packaging bags;

the first conduit 10 is fixedly connected to the top end of the perforating mechanism 30 and is positioned right above the second conduit 20;

wherein the first conduit 10 and the second conduit 20 are used to restrain and guide the strip of packages.

Specifically, the packaging bag strip sequentially passes through the first guide pipe 10, the punching mechanism 30, the second guide pipe 20 and the easy-to-tear forming mechanism 40 from top to bottom, when the packaging bag strip punching machine is used, the punching mechanism 30 machines and forms holes in the packaging bag strip, meanwhile, the easy-to-tear forming mechanism 40 operates, and a plurality of packaging bags with the same size are cut from the packaging bag strip according to a set program. It should be noted that the easy-tear forming mechanism 40 and the punching mechanism 30 are synchronized, that is, the punching mechanism 30 operates, and the easy-tear forming mechanism 40 also operates. And then, the packaging bag strip moves downwards through the transmission effect of the previous process, and the process is repeated, so that a plurality of packaging bags with holes at the cutting position of the packaging bag strip can be cut.

Further, the first guide duct 10 and the second guide duct 20 are used to guide the packaging tape, and in addition, the shaking of the packaging tape from the punching mechanism 30 at the time of punching can be restrained and reduced, and the external interference can be prevented. Thus, the punching mechanism 30 and the easy-tearing forming mechanism 40 which are arranged from top to bottom have continuity, punching and cutting of the packaging tape strip can be simultaneously realized without a transmission device, the production cost is reduced, and the production efficiency is improved.

In another embodiment of the present invention, as shown in fig. 1-2, the hole punching mechanism 30 includes a first housing 31; the first shell 31 is fixedly connected with the easy-tear opening forming mechanism 40; a slide rail 32 is fixedly arranged in the first shell 31; the slide rail 32 is relatively provided with a front mold 33 and a rear mold 34 which can slide relatively to the slide rail 32.

Specifically, the first housing 31 is fixedly connected to the easy-tear-opening forming mechanism 40 to support the slide rail 32, and both the front mold 33 and the rear mold 34 can slide on the slide rail 32. When the punching operation is required, the front mold 33 and the rear mold 34 are simultaneously moved inward to close the molds, and finally, a through hole is formed in the packaging bag web located between the front mold 33 and the rear mold 34. Further, a pair of slide rails 32 arranged in parallel to each other is fixedly mounted on the first housing 31, so that the front mold 33 and the rear mold 34, which can slide on the slide rails 32, are more stable during mold clamping.

In another embodiment of the present invention, as shown in fig. 1-2, the front mold 33 includes a front mold plate 331 and a punching assembly 332; the front template 331 is slidably connected to the slide rail 32, the punching assembly 332 is detachably connected to the front template 331, and the front end of the front template 331 is connected to the output end of an air cylinder.

Specifically, the cylinder is used as a driving source to provide power so that the front mold plate 331 can reciprocate horizontally on the slide rail 32, in operation, the cylinder drives the front mold plate 331 to move towards the rear mold 34 to match the rear mold 34, and after the front mold 33 and the rear mold 34 are closed, the punching assembly 332 completes the punching operation on the packaging bag strip. Furthermore, the connection mode of the punching assembly 332 and the front template 331 is detachable, when the punching assembly 332 or the front template 331 is worn, the punching assembly can be replaced independently without being replaced integrally, and the processing difficulty and the replacement cost of the front template 331 are reduced.

In another embodiment of the present invention, as shown in fig. 1-2, the punching assembly 332 includes a thimble 3321 and a thimble fixing seat 3322; the thimble fixing seat 3322 is detachably connected to the front mold plate 331, and the thimble 3321 is detachably connected to the thimble fixing seat 3322.

Specifically, the thimble 3321 is installed on the thimble fixing seat 3322, the cylinder drives the front mold plate 331 to drive the thimble fixing seat 3322 and the thimble 3321 to move toward the rear mold 34, and finally the packing bag strip is punctured through the thimble 3321 to form the hole, according to actual conditions and user's requirements, the thimbles 3321 with different shapes can be installed on the thimble fixing seat 3322 to form holes with different shapes, so that the diversity of the device is improved.

In another embodiment of the present invention, as shown in fig. 1-2, the front mold 33 further includes a pressing component 333; the pressing component 333 is slidably connected with the front mold plate 331, and an elastic member is connected between the pressing component 333 and the front mold plate 331.

Specifically, the air cylinder drives the front mold 33 to move towards the rear mold 34, when the front mold 33 and the rear mold 34 are closed, the rear mold plate 341 contacts with the abutting component 333 in the front mold 33, then the front mold plate 331 slides forwards relative to the abutting component 333 under the buffering action of the elastic member, and further drives the ejector pin 3321 to move forwards, and finally, the punching operation on the packaging bag strip is completed. Before punching, the packing bag strip is fixed by the pressing component 333 and the rear die 34, so that the packing bag strip is prevented from shaking during punching, and the quality of the formed hole is improved.

In another embodiment of the present invention, as shown in fig. 1-2, the pressing component 333 includes a pressing plate 3331, the pressing plate 3331 is slidably connected to the front mold plate 331 through a sliding rod, the pressing plate 3331 is located on one side of the front mold 33 close to the rear mold 34, and two ends of the elastic member are respectively fixedly connected to the pressing plate 3331 and the front mold plate 331.

Specifically, the cylinder drives the front mold plate 331 to drive the pressing plate 3331 to move toward the rear mold 34, and then the pressing plate 3331 contacts the rear mold 34 first to press and fix the packaging bag strip, at this time, the front mold plate 331 is driven by the cylinder to compress the elastic member and drive the ejector pins 3321 to move forward, and finally, through holes are processed on the packaging bag strip through the ejector pins 3321. Before punching, the pressing plate 3331 presses the packaging bag strip against the rear die 34 to press the position around the punching hole of the packaging bag strip, so that the packaging bag strip is prevented from forming a depression at the punching hole during punching, and the quality of the formed hole is improved.

In another embodiment of the present invention, as shown in fig. 1-2, the rear mold 34 includes a rear mold plate 341; the rear mold plate 341 is slidably connected to the slide rail 32, a hole adapted to the thimble 3321 is formed in the rear mold plate 341, a buffer plate 3411 is formed on an end surface of the rear mold plate 341 close to the front mold 33, and a surface of the rear mold plate 341 opposite to the buffer plate 3411 is drivingly connected to an output end of an air cylinder.

Specifically, during mold closing, the cylinder drives the rear mold plate 341 to move toward the front mold 33, the buffer plate 3411 on the rear mold plate 341 first abuts against the abutting plate 3331, then the ejector pin 3321 is driven by the front mold plate 331 to continue moving toward the buffer plate 3411 and to pass through the avoiding hole on the rear mold plate 341, and the hole on the packaging bag strip is broken through when the ejector pin 3321 passes through the avoiding hole to form a through hole.

In another embodiment of the present invention, as shown in fig. 1 and 3, the easy-tear forming mechanism 40 includes a second housing 41 and a hob assembly 42 and a fixed cutter assembly 43 which are oppositely disposed; the second housing 41 is fixedly connected to the punching mechanism 30, the hob assembly 42 is rotatably connected to the second housing 41 through a rotating shaft, the fixed cutter assembly 43 is fixedly connected to the second housing 41 through a fixed shaft, any one end of the rotating shaft is in driving connection with a motor, and the cutting edge end of the fixed cutter assembly 43 is located on a cutting edge end rotating path of the hob assembly 42.

Specifically, one end of the second housing 41 is fixedly connected to the first housing 31 of the easy-tear-opening forming mechanism 40, and the other end is fixedly connected to the bottom surface or other foreign object surface, and is used for supporting the hob assembly 42 and the fixed cutter assembly 43. When the rotary cutter assembly is stationary, the rotary cutter assembly 42 is fixed on the rotating shaft, the cutting edge on the rotary cutter assembly faces downwards, the fixed cutter assembly 43 is fixed on a fixed shaft, and the cutting edge on the fixed cutter assembly inclines downwards by taking the horizontal plane as a reference. Of course, the roller assembly 42 and the stationary knife assembly 43 should be located on both sides of the second conduit 20, i.e. the strip of packaging bag is located between the roller assembly 42 and the stationary knife assembly 43, and the cutting edge end of the stationary knife assembly 43 is located on the path of rotation of the cutting edge end of the roller assembly 42. When the packaging bag cutting device works, the motor drives the rotating shaft to rotate so as to drive the hobbing cutter assembly 42 fixedly connected with the rotating shaft to rotate together, and after the hobbing cutter assembly 42 is turned over for a certain angle, the cutting edge on the hobbing cutter assembly 42 is matched with the cutting edge of the fixed cutter assembly 43 to cut the packaging bag. It is worth mentioning that the blade tips are provided with the sawtooth-shaped structures, when the packaging bag is thick, the overturning cutting quality is better compared with horizontal cutting, and the packaging bag can be completely separated from the strip.

In another embodiment of the present invention, as shown in fig. 1 and 3, the hob assembly 42 includes a first fixing seat 421 and a first cutter 422; the first fixing seat 421 is fixedly connected to the rotating shaft, and the first cutter 422 is detachably connected to the first fixing seat 421.

Specifically, a groove capable of accommodating the first cutter 422 is formed in the first fixing seat 421, the first cutter 422 is movable in the groove, and then a threaded hole communicated with the groove is formed in the upper surface of the first fixing seat 421. The first cutter 422 is pressed and fixed by a fastener fitted to the screw hole. Thus, the length of the first cutter 422 can be adjusted according to the actual condition of the user, and the practicability of the device is improved. In addition, a threaded hole communicated with the rotating shaft is formed in the first fixing seat 421, and the first fixing seat and the rotating shaft are matched with a fastener, so that the effect of adjusting the angle of the hob assembly 42 is achieved.

In another embodiment of the present invention, as shown in fig. 1 and 3, the fixed cutter assembly 43 includes a second fixing seat 431 and a second cutting knife 432; the second fixing seat 431 is fixedly connected with the fixing shaft, and the second cutter 432 is detachably connected with the second fixing seat 431.

Specifically, a groove capable of accommodating the second cutter 432 is formed in the second fixing seat 431, the second cutter 432 is movable in the groove, and then a threaded hole communicated with the groove is formed in the upper surface of the second fixing seat 431. The second cutter 432 is pressed and fixed by a fastener fitted into the threaded hole. In this way, the length of the second cutter 432 can be adjusted according to the actual situation of the user, and the practicability of the device is improved. In addition, a threaded hole communicated with the rotating shaft is formed in the second fixing seat 431 and is matched with a fastener, so that the effect of adjusting the angle of the fixed cutter assembly 43 is achieved.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a punch and easily tear a mouthful forming device which characterized in that: the method comprises the following steps:

2. The punch and tear forming device of claim 1, wherein: the hole punch mechanism includes a first housing; the first shell is fixedly connected with the easy-to-tear opening forming mechanism; a sliding rail is fixedly arranged in the first shell; the slide rail is relatively provided with a front die and a rear die which can slide relative to the slide rail.

3. The punch and tear forming device of claim 2, wherein: the front die comprises a front template and a punching assembly; but front template sliding connection be in on the slide rail, the subassembly that punches can dismantle the connection and be in on the front template, the front end of front template is connected with the output of a cylinder.

4. The punch and tear forming device of claim 3, wherein: the punching assembly comprises a thimble and a thimble fixing seat; the thimble fixing seat is detachably connected with the front template, and the thimble is detachably connected with the thimble fixing seat.

5. The punch and tear forming device of claim 3, wherein: the front mould also comprises a pressing component; the pressing component is connected with the front template in a sliding mode, and an elastic piece is connected between the pressing component and the front template.

6. The punch and tear forming device of claim 5, wherein: the pressing component comprises a pressing plate, the pressing plate is slidably connected with the front template through a sliding rod, the pressing plate is located on one side, close to the rear template, of the front template, and two ends of the elastic piece are fixedly connected with the pressing plate and the front template respectively.

7. The punch and tear forming device of claim 4, wherein: the rear mold comprises a rear mold plate; the rear template is slidably connected with the slide rail, a hole matched with the thimble is formed in the rear template, a buffer plate is arranged on the end face, close to the front mold, of the rear template, and the surface, back to the back, of the rear template is in driving connection with the output end of an air cylinder.

8. The punch and tear forming device of claim 1, wherein: the easy-tearing opening forming mechanism comprises a second shell, a hob assembly and a fixed cutter assembly which are oppositely arranged; the second shell with punch mechanism fixed connection, the hobbing cutter subassembly through a pivot axis with second shell rotatable coupling, decide the sword subassembly through a fixed axle with second shell fixed connection, the arbitrary one end drive of pivot axis is connected with the motor, the cutting edge end of deciding the sword subassembly is located on the cutting edge end rotation path of hobbing cutter subassembly.

9. The punch and tear forming device of claim 8, wherein: the hob assembly comprises a first fixed seat and a first cutter; the first fixing seat is fixedly connected with the rotating shaft, and the first cutter is detachably connected with the first fixing seat.

10. The punch and tear forming device of claim 8, wherein: the fixed cutter assembly comprises a second fixed seat and a second cutter; the second fixing seat is fixedly connected with the fixing shaft, and the second cutter is detachably connected with the second fixing seat.