CN111703125A

CN111703125A - Bag cutting equipment for plastic bag production and processing

Info

Publication number: CN111703125A
Application number: CN202010666438.9A
Authority: CN
Inventors: 李维光; 杨永志
Original assignee: Bengbu Weiguang Plastic Products Co ltd
Current assignee: Bengbu Weiguang Plastic Products Co ltd
Priority date: 2020-07-13
Filing date: 2020-07-13
Publication date: 2020-09-25

Abstract

The invention relates to the technical field of plastic bag production, in particular to bag cutting equipment for plastic bag production and processing, which comprises a rack and a bag cutting platform, wherein the top end of the rack is provided with the bag cutting platform, the upper end of the bag cutting platform is sequentially and fixedly provided with a feeding frame, a tensioning frame, a cutting frame, a transition frame and a driving frame from left to right, the feeding frame is rotatably provided with a feeding roller, the tensioning frame is provided with the tensioning roller, the top end of the cutting frame is fixedly provided with a pair of electric cylinders, the bottom ends of telescopic rods of the electric cylinders are jointly and fixedly provided with a supporting plate, the bottom end of the supporting plate is fixedly provided with a cutter holder, the cutter holder is provided with a bag cutting blade, the cutting edge of the bag cutting blade is in a sawtooth shape, the transition roller is rotatably arranged on the transition frame; the invention is suitable for conveying and limiting plastic bags with various widths; the number of the plastic bags after being cut can be measured without manual fetching.

Description

Bag cutting equipment for plastic bag production and processing

Technical Field

The invention relates to the technical field of plastic bag production, in particular to a bag cutting device for plastic bag production and processing.

Background

With the speed of social life increasing, domestic waste increases in a large number, and the number of times people shop in supermarkets increases, so that the demand of plastic bags increases, for example, garbage bags, shopping bags and the like.

For example, the utility model with the patent application number of 201720714428.1 discloses a bag cutting device for producing and processing plastic bags, which comprises a movable cylinder, a first compression roller, a second compression roller, a cooling air pipe, a driving roller, a stainless steel heating plate and a cutting knife; transition rollers are arranged on one sides of the feeding roller and the driving roller; the top of the L-shaped support plate is provided with an electric cylinder; the first compression roller and the second compression roller are both arranged on the inner side of the L-shaped support plate and are respectively positioned on the left side and the right side of the cutting knife; two groups of stainless steel heating plates and cutting knives are fixedly arranged at the bottom of the heat insulation top plate; a driving motor is arranged in the driving motor cover; and stainless steel lower lining plates are embedded on two sides of the cutting hole. The electric cylinder drives the stainless steel heating plate and the cutting knife to work simultaneously, sealing and interval cutting are completed at one time, the first compression roller and the second compression roller are arranged to ensure that the lengths of plastic bags are the same, and the cooling air pipe is arranged to cool the continuously rolled plastic bags after being heated and sealed; however, the utility model still has a plurality of disadvantages: the position of the plastic bag is deviated in the conveying process, so that the cutting seam is deflected, and the later use is influenced; the number of the cut plastic bags is counted by manpower, so that the manpower is wasted, and the manual counting error is large; many scraps can be produced during cutting, and timely cleaning cannot be carried out.

Disclosure of Invention

The invention aims at the problem that the position of the plastic bag proposed by the background technology is deviated in the conveying process, so that the cutting seam is deflected; and the number of the cut plastic bags cannot be counted; and cut can produce a lot of pieces, can not carry out the problem of in time clearance, and designed a plastic bag production and processing with cutting bag equipment.

The invention is realized by the following technical scheme:

the utility model provides a bag cutting equipment for plastic bag production and processing, includes frame and bag cutting platform, the top of frame is inherent the bag cutting platform, bag cutting platform upper end is fixed with feed frame, tensioning support, cuts support, transition support and drive support from the left hand right side in proper order, rotate on the feed frame and install the feed roller, install the tensioning roller on the tensioning support, the top fixed mounting that cuts the support has a pair of electric cylinder, and a pair of the bottom of electric cylinder's telescopic link is fixed with the backup pad jointly, the bottom mounting of backup pad has the blade holder, install the bag cutting blade on the blade holder, the cutting edge of bag cutting blade is the cockscomb structure, rotate on the transition support and install the transition roller, rotate on the drive support and install the drive roller, the drive roller is connected with driving motor's output through driving belt;

cut the upper surface of bag platform and still seted up a pair of bar hole, it is a pair of the inside difference slidable mounting in bar hole has first slider and second slider, the top of first slider is fixed with the preceding baffle, the bottom mounting of first slider has first connecting seat, the top of second slider is fixed with the backplate, the bottom mounting of second slider has the second connecting seat, first connecting seat with the common screw thread of inner wall of second connecting seat installs the screw rod, left-hand thread has been seted up to the first half section of screw rod, right-hand thread has been seted up to the latter half section of screw rod, the rotation of screw rod is installed on a pair of bearing frame, the front end of screw rod is fixed with the hand wheel.

As a further improvement of the scheme, a vertical frame is fixed on the inner side wall of the transition support, a capacitive proximity sensor is mounted at the top end of the vertical frame and is electrically connected with a counter fixed on the outer wall of the transition support through a wire, and a digital display screen, a power button and a reset button are arranged on the front side of the counter.

As a further improvement of the scheme, the front end face of the transition roller is fixed with a sensing block, and the circumference of the vertical section of the transition roller is equal to the length of a single plastic bag.

As a further improvement of the scheme, the top of the cutting support is further fixed with a dust collection fan, the air inlet end of the dust collection fan is connected with an air inlet hose, the bottom end of the air inlet hose is fixed with a dust hood, the lower end opening of the dust hood is rectangular, and the dust hood is fixed at the right end of the supporting plate.

As a further improvement of the above scheme, the air outlet end of the dust collection fan is connected with an air outlet hose, and the outlet at the tail end of the air outlet hose is aligned to the collection box.

As a further improvement of the scheme, a pair of bearing seats is fixed on the lower end face of the bag cutting platform.

As a further improvement of the scheme, two pairs of compression rollers are rotatably mounted on the inner wall of the cutting support and are respectively arranged on the left side and the right side of the bag cutting blade.

As a further improvement of the above scheme, the front baffle and the rear baffle are both L-shaped in shape.

As a further improvement of the scheme, the pair of strip-shaped holes are formed in a bag cutting platform between the tensioning support and the cutting support.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the plastic bag conveying device, the hand wheel can be rotated clockwise or counterclockwise, the hand wheel is fixed with the screw rod, the left thread is formed in the front half section of the screw rod, the right thread is formed in the rear half section of the screw rod, so that the first connecting seat and the second connecting seat can be driven to move in the opposite direction or move in the opposite direction at the same time, the front baffle and the rear baffle can be further driven to move in the opposite direction or move in the opposite direction, the positions of the plastic bags can be prevented from being deviated during conveying by the front baffle and the rear baffle, the distance between the front baffle and the rear baffle can be adjusted, and the plastic bag conveying device can be.

2. In the invention, the front end surface of the transition roller is fixed with the sensing block, when the sensing block rotates to be opposite to the positive phase of the capacitive proximity sensor, the capacitive proximity sensor receives a sensing signal and transmits the sensing signal to the counter, the counter can automatically increase one number when receiving the sensing signal, and the circumference of the vertical section of the transition roller is set to be equal to the length of a single plastic bag, so that the transition roller rotates for one circle to just transmit one plastic bag with unit length, the number of the plastic bags after bag cutting can be measured, manual counting is not needed, and counting is more accurate than manual counting.

3. According to the invention, the dust collection fan is fixed at the top end of the cutting support, and the dust collection fan can be used for sucking the chips generated after cutting to the collection box by using the dust collection cover after being electrified, so that the cleanliness of the bag cutting platform is kept, and the situation that the chips float to pollute the working environment of a warehouse is avoided.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments 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 that other drawings can be obtained according to the drawings without creative efforts.

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

FIG. 2 is a schematic view of a cutting frame according to the present invention;

FIG. 3 is a schematic view of the distance adjustment between the front and rear fenders in the present invention;

FIG. 4 is a schematic perspective view of embodiment 2 of the present invention;

FIG. 5 is a partial structural view of embodiment 2 of the present invention;

fig. 6 is a schematic perspective view of embodiment 3 of the present invention.

Wherein, 1-a machine frame, 2-a bag cutting platform, 3-a feeding frame, 4-a tensioning frame, 5-a cutting frame, 6-a transition frame, 7-a driving frame, 8-a feeding roller, 9-a tensioning roller, 10-an electric cylinder, 11-a supporting plate, 12-a knife base, 13-a bag cutting blade, 14-a transition roller, 15-a driving roller, 16-a driving motor, 17-a strip-shaped hole, 18-a first sliding block, 19-a second sliding block, 20-a front baffle, 21-a first connecting base, 22-a rear baffle, 23-a second connecting base, 24-a screw rod, 25-a left thread, 26-a right thread, 27-a bearing base, 28-a hand wheel, 29-a vertical frame and 30-a capacitance type proximity sensor, 31-a counter, 32-a sensing block, 33-a dust suction fan, 34-an air inlet hose, 35-a dust suction hood, 36-an air outlet hose and 37-a press roller.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all 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 application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the invention and its embodiments and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the present invention can be understood by those skilled in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meanings of the above terms in the present invention can be understood by those of ordinary skill in the art according to specific situations.

The invention is further described below with reference to the accompanying drawings.

Example 1

A bag cutting device for plastic bag production and processing is disclosed, as shown in fig. 1 and fig. 2, the bag cutting device comprises a rack 1 and a bag cutting platform 2, the bag cutting platform 2 is fixed on the top end of the rack 1, a feeding frame 3, a tensioning frame 4, a cutting frame 5, a transition frame 6 and a driving frame 7 are sequentially fixed on the upper end of the bag cutting platform 2 from left to right, a feeding roller 8 is rotatably installed on the feeding frame 3, a tensioning roller 9 is installed on the tensioning frame 4, a pair of electric cylinders 10 are fixedly installed on the top end of the cutting frame 5, a supporting plate 11 is jointly fixed on the bottom ends of telescopic rods of the pair of electric cylinders 10, a knife holder 12 is fixed on the bottom end of the supporting plate 11, a bag cutting blade 13 is installed on the knife holder 12, the cutting edge of the bag cutting blade 13 is in a saw-toothed shape, two pairs of compression rollers 37 are; a transition roller 14 is rotatably arranged on the transition bracket 6, a driving roller 15 is rotatably arranged on the driving bracket 7, and the driving roller 15 is connected with the output end of a driving motor 16 through a transmission belt;

as shown in fig. 1 and 3, the upper surface of the bag cutting platform 2 is further provided with a pair of strip-shaped holes 17, and the pair of strip-shaped holes 17 are formed in the bag cutting platform 2 between the tensioning bracket 4 and the cutting bracket 5; a first sliding block 18 and a second sliding block 19 are respectively installed inside the pair of strip-shaped holes 17 in a sliding manner, a front baffle plate 20 is fixed at the top end of the first sliding block 18, a first connecting seat 21 is fixed at the bottom end of the first sliding block 18, a rear baffle plate 22 is fixed at the top end of the second sliding block 19, a second connecting seat 23 is fixed at the bottom end of the second sliding block 19, a screw 24 is installed on the inner walls of the first connecting seat 21 and the second connecting seat 23 in a common threaded manner, a left thread 25 is arranged on the front half section of the screw 24, a right thread 26 is arranged on the rear half section of the screw 24, the screw 24 is installed on a pair of bearing seats 27 in a rotating manner, and a hand wheel; a pair of bearing blocks 27 is fixed on the lower end surface of the bag cutting platform 2.

This embodiment is when using, will wait that the plastic bag book that cuts installs in 8 outer walls of feed roll, then with its head end in proper order around connecing in tensioning roller 9, two pairs of compression rollers 37, the outer wall of transition roller 14 and drive roller 15, then start driving motor 16, can drive 15 clockwise rotations of drive roller after driving motor 16 circular telegram, and then can constantly convolute the plastic bag, simultaneously in the conveying of plastic bag, make a pair of 10 intermittent type formula extensions of electric cylinder and drive and cut bag blade 13 cutting plastic bag, because the cutting edge of cutting bag blade 13 is the cockscomb structure, thereby cut the breakpoint to the plastic bag, make things convenient for the separation between two plastic bags when later stage uses. Wherein, can be in the same direction as pointer or anticlockwise rotation hand wheel 28, hand wheel 28 is fixed mutually with screw rod 24, left screw 25 has been seted up to the first half section of screw rod 24, right screw 26 has been seted up to the latter half section of screw rod 24, consequently, can drive first connecting seat 21 and second connecting seat 23 simultaneous phase motion or dorsad, further can drive preceding baffle 20 and backplate 22 phase motion or dorsad, preceding baffle 20 and backplate 22 can block that the position takes place the skew when the conveying of plastic bag, and distance is adjustable between preceding baffle 20 and the backplate 22, then can be applicable to convey spacingly to the plastic bag of multiple width size.

Example 2

On the basis of embodiment 1, as shown in fig. 4 and 5, a vertical frame 29 is fixed on the inner side wall of the transition support 6, a capacitive proximity sensor 30 is mounted at the top end of the vertical frame 29, the capacitive proximity sensor 30 is electrically connected with a counter 31 fixed on the outer wall of the transition support 6 through a wire, and a digital display screen, a power button and a reset button are arranged on the front surface of the counter 31; the front end surface of the transition roller 14 is fixed with a sensing block 32, and the circumference of the vertical section of the transition roller 14 is equal to the length of a single plastic bag.

When the embodiment is used, when the sensing block 32 rotates to be opposite to the capacitive proximity sensor 30, the capacitive proximity sensor 30 receives a sensing signal and transmits the sensing signal to the counter, the counter can automatically increase one number every time the sensing signal is received, and the circumference of the vertical section of the transition roller 14 is equal to the length of a single plastic bag, so that the transition roller 14 rotates for a circle to just transmit one unit length of plastic bags, the number of the plastic bags after bag cutting can be measured, manual counting is not needed, and counting is more accurate than manual counting.

Example 3

On the basis of embodiment 2, as shown in fig. 6, a dust collection fan 33 is further fixed at the top end of the cutting support 5, an air inlet end of the dust collection fan 33 is connected with an air inlet hose 34, a dust collection cover 35 is fixed at the bottom end of the air inlet hose 34, a lower port of the dust collection cover 35 is rectangular, and the dust collection cover 35 is fixed at the right end of the support plate 11; the air outlet end of the dust collection fan 33 is connected with an air outlet hose 36, and the outlet at the tail end of the air outlet hose 36 is aligned with the collection box.

When the dust collection box is used, the dust collection fan 33 can be powered on and then the chips generated after cutting can be sucked to the collection box through the dust collection cover 35, so that the cleanliness of the bag cutting platform 2 can be kept favorably, and the situation that the chips float to pollute the working environment of a warehouse is avoided.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a plastic bag production and processing is with cutting bag equipment, includes frame (1) and cuts bag platform (2), its characterized in that: the top of frame (1) is inherent cut a bag platform (2), cut bag platform (2) upper end from a left side right side and be fixed with feed frame (3), tensioning support (4) in proper order, cut support (5), transition support (6) and drive support (7), it installs feed roller (8) to rotate on feed frame (3), install tensioning roller (9) on tensioning support (4), the top fixed mounting who cuts support (5) has a pair of electric cylinder (10), and is a pair of the bottom of the telescopic link of electric cylinder (10) is fixed with backup pad (11) jointly, the bottom mounting of backup pad (11) has blade holder (12), install on blade holder (12) and cut a bag blade (13), the cutting edge of cutting a bag blade (13) is the cockscomb structure, it installs transition roller (14) to rotate on transition support (6), a driving roller (15) is rotatably arranged on the driving bracket (7), and the driving roller (15) is connected with the output end of a driving motor (16) through a transmission belt;

a pair of strip-shaped holes (17) is further formed in the upper surface of the bag cutting platform (2), a first sliding block (18) and a second sliding block (19) are respectively installed inside the strip-shaped holes (17) in a sliding mode, a front baffle plate (20) is fixed at the top end of the first sliding block (18), a first connecting seat (21) is fixed at the bottom end of the first sliding block (18), a rear baffle plate (22) is fixed at the top end of the second sliding block (19), a second connecting seat (23) is fixed at the bottom end of the second sliding block (19), the inner walls of the first connecting seat (21) and the second connecting seat (23) are jointly provided with a screw rod (24) in a threaded manner, the front half section of the screw rod (24) is provided with a left thread (25), the rear half section of the screw rod (24) is provided with a right thread (26), the screw rod (24) is rotatably arranged on a pair of bearing blocks (27), and a hand wheel (28) is fixed at the front end of the screw rod (24).

2. The bag cutting apparatus for plastic bag production and processing according to claim 1, wherein: the utility model discloses a transition support, including transition support (6), the inside wall of transition support (6) is fixed with erects frame (29), erect frame (29) top and install capacitanc proximity sensor (30), capacitanc proximity sensor (30) pass through the wire and fix counter (31) electric connection of transition support (6) outer wall, the front of counter (31) is equipped with digital display screen, power button and reset button.

3. The bag cutting apparatus for plastic bag production and processing according to claim 2, wherein: the front end face of the transition roller (14) is fixed with a sensing block (32), and the circumference of the vertical section of the transition roller (14) is equal to the length of a single plastic bag.

4. The bag cutting apparatus for plastic bag production and processing according to claim 1, wherein: cut the top of support (5) and still be fixed with dust absorption fan (33), the air inlet end of dust absorption fan (33) is connected with air inlet hose (34), the bottom mounting of air inlet hose (34) has suction hood (35), the lower port of suction hood (35) is the rectangle, suction hood (35) are fixed in the right-hand member of backup pad (11).

5. The bag cutting apparatus for plastic bag production and processing according to claim 4, wherein: the air outlet end of the dust collection fan (33) is connected with an air outlet hose (36), and the tail end outlet of the air outlet hose (36) is aligned to the collection box.

6. The bag cutting apparatus for plastic bag production and processing according to claim 1, wherein: the pair of bearing seats (27) is fixed on the lower end face of the bag cutting platform (2).

7. The bag cutting apparatus for plastic bag production and processing according to claim 1, wherein: the inner wall of the cutting support (5) is rotatably provided with two pairs of compression rollers (37), and the two pairs of compression rollers (37) are respectively arranged on the left side and the right side of the bag cutting blade (13).

8. The bag cutting apparatus for plastic bag production and processing according to claim 1, wherein: the front baffle (20) and the rear baffle (22) are L-shaped in appearance.

9. The bag cutting apparatus for plastic bag production and processing according to claim 1, wherein: the pair of strip-shaped holes (17) are formed in the bag cutting platform (2) between the tensioning support (4) and the cutting support (5).