CN213566833U

CN213566833U - Sealing and shearing device

Info

Publication number: CN213566833U
Application number: CN202022145930.XU
Authority: CN
Inventors: 陈少纯; 屠友先; 陈旭强; 屠润林; 陈旭龙
Original assignee: Hangzhou Chunyou Technology Development Co ltd
Current assignee: Hangzhou Chunyou Technology Development Co ltd
Priority date: 2020-09-25
Filing date: 2020-09-25
Publication date: 2021-06-29
Anticipated expiration: 2030-09-25

Abstract

The utility model provides a seal shearing mechanism, include: the driving part is arranged at the top of the fixed frame and connected with the upper hoop part, and the upper hoop part is arranged at the upper end of the fixed frame and connected with the lower hoop part through a sliding structure so as to be linked with the lower hoop part; the two sides of the upper hoop part are respectively provided with an upper sealing part, the lower hoop part is arranged at the lower end of the fixed frame, the bottom of the lower hoop part is provided with a shearing structure, the two sides of the lower hoop part are respectively provided with a lower sealing part, and the upper hoop part and the lower hoop part are mutually matched to form a channel through which the packaging body passes. The utility model discloses intensity of labour can be reduceed and efficiency is improved.

Description

Sealing and shearing device

Technical Field

The utility model relates to a seal shearing mechanism, concretely relates to seal shearing mechanism who cuts to sealing of plastic bag.

Background

In some operations using plastic bags for continuous operations, for example, in the case of continuously enclosing materials with a plastic bag having a certain length, it is necessary to seal the plastic bag containing the materials and cut the sealed plastic bag. At present, a sealing machine is used for sealing a plastic bag, and then a shearing device is used for cutting the sealed plastic bag. This operation not only increases the labor intensity of people, but also is inefficient.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides a seal shearing mechanism for solve above-mentioned technical problem.

The utility model adopts the technical proposal that:

the embodiment of the utility model provides a seal shearing mechanism, include: the driving part is connected with the upper hoop part and the driving part, and is connected with the lower hoop part through a sliding structure so as to be linked with the lower hoop part; the two sides of the upper hoop member are respectively provided with an upper sealing member, the bottom of the lower hoop member is provided with a shearing structure, the two sides of the lower hoop member are respectively provided with a lower sealing member, the upper hoop member and the lower hoop member are mutually matched to form a channel for a packaging body to pass through, and the packaging body is a plastic bag; the shearing structure comprises a driving motor, a lower fixed wheel, two upper fixed wheels and a rotary scroll saw, wherein the driving motor is connected with the lower fixed wheel, the lower fixed wheel is connected with the two upper fixed wheels through the rotary scroll saw, the two upper fixed wheels are positioned at two ends of the lower fixed wheel and positioned at the same horizontal position, and the rotary scroll saw between the two upper fixed wheels is higher than the lower end of the lower hoop member.

Optionally, the channel includes an upper opening formed at a lower end of the upper hoop member and a lower opening formed at an upper end of the lower hoop member, and the upper opening includes a linear portion and an arc portion connected to both ends of the linear portion, respectively; the lower opening comprises a linear portion and arc portions connected with two ends of the linear portion respectively.

Optionally, the upper hoop part comprises two upper hoop sheets arranged at intervals, the lower hoop part comprises two lower hoop sheets arranged at intervals, and the upper end of the lower hoop part is inserted between the two upper hoop sheets.

Optionally, the sliding structure comprises a pulley and a traction rope which are arranged on the fixed frame, one end of the traction rope is connected with the upper hoop part, and the other end of the traction rope bypasses the pulley to be connected with the lower hoop part.

Optionally, the sliding structure comprises sliding assemblies arranged on two sides of the driving member, and the sliding assemblies comprise pulleys and traction ropes arranged on the fixed frame.

Optionally, the upper sealing member includes two upper connecting rods connected to two sides of the upper hoop member and an upper heating base connected to the two upper connecting rods, an upper heating plate is disposed on the upper heating base, and a spring is disposed between the upper connecting rod and the upper heating base.

Optionally, the lower sealing member includes two lower connecting rods connected to two sides of the lower hoop member and a lower heating base connected to the two lower connecting rods, a lower heating plate is disposed on the lower heating base, and a spring is disposed between the lower connecting rod and the lower heating base.

Optionally, the shearing structure comprises a driving motor, a lower fixed wheel, two upper fixed wheels and a rotary wire saw, the driving motor is connected with the lower fixed wheel, and the lower fixed wheel and the two upper fixed wheels are connected through the rotary wire saw.

Optionally, the drive member is a cylinder.

Optionally, an inductor for detecting the package body is disposed on the upper hoop member.

The embodiment of the utility model provides a sealing and shearing device is owing to be provided with two sealing members to be provided with shear structure between two sealing members, can seal the encapsulation body after, seal two connection region between and cut off, so that the encapsulation body of filling with the material separates with preceding encapsulation body, thereby can reduce intensity of labour and improve work efficiency.

Drawings

Fig. 1 is a schematic view of a seal shearing device of the present invention;

fig. 2 is a front view of the seal shearing apparatus of the present invention;

FIG. 3 is a side view of FIG. 2;

fig. 4 and 5 are front views of the seal shearing apparatus according to the embodiment of the present invention when the seal is sheared, respectively.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 to 5, a seal shearing apparatus provided by an embodiment of the present invention may include a fixed frame 101, a driving member 102, an upper hoop member 103 and a lower hoop member 104, wherein the driving member 102 is disposed at the top of the fixed frame 101 and connected to the upper hoop member 103, the upper hoop member 103 is disposed at the upper end of the fixed frame 101 and connected to the lower hoop member 104 through a sliding structure so as to be linked with the lower hoop member 104; the two sides of the upper hoop member 101 are respectively provided with an upper sealing member 105, the lower hoop member 104 is arranged at the lower end of the fixed frame 101, the bottom of the lower hoop member 104 is provided with a shearing structure 106, the two sides are respectively provided with a lower sealing member 107, the upper hoop member 103 and the lower hoop member 104 are mutually matched to form a channel for a packaging body to pass through, and the upper sealing member and the lower sealing member are mutually matched to seal the packaging body at the two sides of the channel to form a sealing end; the shearing structure is used for shearing the packaging body between the two sealing ends.

In an embodiment of the present invention, the package body may be a plastic bag. In practical application, the sealing and shearing device can be arranged between the plastic bag pushing device and the plastic bag receiving device, and sealing and shearing operations are carried out when the plastic bag pushing device pushes the plastic bag filled with the materials into the plastic bag receiving device through the channel. In addition, the driving member 102 may be a cylinder, and may be connected to the fixing frame 101 through a support frame.

Specifically, in the embodiment of the present invention, the lower end of the upper hoop member 103 is formed with an upper opening constituting the channel, the upper opening includes a parallel arrangement of a linear portion and an arc portion connected with both ends of the linear portion, the upper end of the lower hoop member 104 is formed with a lower opening constituting the channel, the lower opening includes a parallel arrangement of a linear portion and an arc portion connected with both ends of the linear portion, in a non-operating state, the upper opening of the upper hoop member 103 and the lower opening of the lower hoop member 104 can form a channel suitable for the tubular plastic bag to pass through, in an operating state, the linear portion of the upper hoop member 103 and the linear portion of the lower hoop member 104 can be tightly attached together to clamp the plastic bag. Specifically, the upper hoop member 103 may include two

upper hoop sheets

108 and 109 spaced apart from each other, and the lower hoop member 104 may include two

lower hoop sheets

110 and 111 spaced apart from each other. The two upper anchor ear pieces are identical in structure and arranged at intervals in the front-back direction of the plastic bag, the upper ends of the two upper anchor ear pieces are connected through an upper connecting seat 112, and the upper connecting seat 112 is further connected with the air cylinder 102. The two lower anchor ear pieces are arranged at intervals in the front and back direction along the plastic bag entering direction, and the lower ends are connected through a lower connecting seat 113. The interval between two last staple bolt pieces is greater than the interval between two lower staple bolt pieces to lower staple bolt spare can insert in the interval that two last staple bolt pieces formed.

In one example, the sliding structure may include two sliding assemblies symmetrically disposed at both sides of the cylinder 102, each sliding assembly may include a pulley 114 and a traction rope 115 disposed on the fixed frame 101, one end of the traction rope 115 is connected to the upper hoop 103, specifically to the upper end of the upper connecting seat 112, and the other end is connected to the lower hoop 104, specifically to a connecting member disposed between two lower hoop sheets, by bypassing the pulley 114. The number of the pulleys 114 may be two, and the two pulleys may be supported by two support plates disposed at the upper end of the fixing frame, the two support plates may be spaced apart from each other and may be connected to the fixing frame, and the two pulleys may be connected to the two support plates through a rotation shaft to support the two support plates. Through holes for the traction ropes 115 to pass through are formed in the positions of the end portions of the two pulleys on the fixed frame, one end of each traction rope 115 is connected with the upper hoop through the through hole in the traction rope, and the other end of each traction rope 115 is connected with the connecting piece in the lower hoop through the through hole in the outer side along the edge of the pulley. In one example, the pull-in line may be, for example, a steel wire rope. Like this, through two sliding assembly, go up the both ends sliding connection of staple bolt spare and lower staple bolt spare, when cylinder 101 promoted staple bolt spare 103 downstream, haulage rope 115 can move down, because haulage rope 115's traction effect, lower staple bolt spare 104 can be along with simultaneous upward movement.

Further, in the embodiment of the present invention, the upper sealing member 105 may include two upper connecting rods 116 connected to the upper hoop member 103 and an upper heating base 117 connected to the two upper connecting rods 116, an upper heating plate is disposed on the upper heating base 117, and a spring 118 is disposed between the upper connecting rod 116 and the upper heating base 117. Specifically, the two upper connecting rods may be movable pins, which may be respectively connected to the upper connecting base 112 through the upper connecting plate, the upper heating base 117 may be a long strip-shaped plate-shaped structure, which is disposed parallel to the linear portion of the upper hoop, and two ends of the movable pin may be respectively connected to the upper connecting plate and the upper heating base by threads. The upper heating plate may be disposed on the entire bottom of the upper heating base 117 in a long bar shape. Thus, one upper heating plate is provided at each of both sides of the upper connection seat 112.

The lower sealing member 107 may include two lower connecting rods 119 connected to the lower hoop member 104 and a lower heating base 120 connected to the two lower connecting rods 119, a lower heating plate is disposed on the lower heating base 120, and a spring 121 is disposed between the lower connecting rods 119 and the lower heating base 120. Specifically, the two lower connecting rods may be movable pins, which may be respectively connected to the lower connecting seats 113 through the lower connecting plates, the lower heating base 120 may be a long strip-shaped plate-shaped structure, which is disposed parallel to the linear portion of the lower band member, and both ends of the movable pins may be respectively connected to the lower connecting plates and the lower heating base by threads. The lower heating plate may be disposed at the entire bottom of the lower heating base 120 in a long bar shape. Thus, one lower heating fin is provided at each side of the lower connection holder 113.

Further, in the embodiment of the present invention, the shearing mechanism 106 may include a driving motor 122, a lower fixed wheel 123, two upper fixed wheels 124, and a rotary jigsaw 125, wherein the driving motor 122 is connected to the lower fixed wheel 123, and the lower fixed wheel 123 and the two upper fixed wheels 124 are connected to the rotary jigsaw 125. Driving motor 122 can be for taking the micro motor of speed reducer, be connected with lower connecting seat 113, lower tight pulley, tight pulley and rotatory scroll saw can set up in the interval that two lower staple bolts pieces formed on two, the triangle-shaped form that is fit for rotatory scroll saw is arranged to tight pulley and two last tight pulleys down, two tight pulleys can be located the both ends of tight pulley down and be located same horizontal position promptly, lower tight pulley, it can be connected with last staple bolt piece and lower staple bolt piece respectively according to the accessible connecting axle to go up the tight pulley, and be located the lower extreme that the rotatory scroll saw between two tight pulleys is higher than lower staple bolt piece, so that can cut off the plastic bag.

In addition, in the embodiment of the present invention, an inductor 126 is further disposed on the upper hoop member 103. The sensor is used for detecting a package, such as a plastic bag. The upper and lower heat patches start heating operation when the presence of the plastic bag between the upper and lower sealing members is detected. The sensor 126 may be a material detection sensor, for example, a laser sensor, an ultrasonic sensor, or the like.

In an embodiment of the present invention, the cylinder 102, the driving motor 122, the inductor 126, and the heating plate may be connected to a local controller.

The utility model discloses seal shearing mechanism is at the during operation, as shown in FIG. 4, when cylinder 102 impels the whippletree to drive and goes up staple bolt spare 103 and impel downwards when arriving to the end, the haulage rope 115 will be down staple bolt spare 104 and upwards promote, as shown in FIG. 5, go up staple bolt spare 103 and lower staple bolt spare 104 and form the cross state and merge. At this time, the upper heating base 117 and the upper heating sheet, and the lower heating base 120 and the lower heating sheet are closed and gripped under the action of the upper connecting rod 116 and the spring 118, and the lower connecting rod 119 and the spring 121, respectively, at this time, the sensor 126 is started to detect the plastic bag and send a detection signal to the local controller, and under the control of the local controller, the upper heating sheet and the lower heating sheet on both sides of the passage enter a heating state to heat and seal the clamped plastic bag, so as to form two sealing ends. Meanwhile, the local controller controls the motor 121 to start, and drives the rotary scroll saw 125 to rotate to cut off the middle of the two sealed ends, so that the plastic bag filled with the materials is separated from the front plastic bag.

The above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the technical solution of the present invention, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: those skilled in the art can still modify or easily conceive of changes in the technical solutions described in the foregoing embodiments or make equivalent substitutions for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A seal shearing device, comprising: the driving part is connected with the upper hoop part and the driving part, and is connected with the lower hoop part through a sliding structure so as to be linked with the lower hoop part; the two sides of the upper hoop member are respectively provided with an upper sealing member, the bottom of the lower hoop member is provided with a shearing structure, the two sides of the lower hoop member are respectively provided with a lower sealing member, the upper hoop member and the lower hoop member are mutually matched to form a channel for a packaging body to pass through, and the packaging body is a plastic bag; the shearing structure comprises a driving motor, a lower fixed wheel, two upper fixed wheels and a rotary scroll saw, wherein the driving motor is connected with the lower fixed wheel, the lower fixed wheel is connected with the two upper fixed wheels through the rotary scroll saw, the two upper fixed wheels are positioned at two ends of the lower fixed wheel and positioned at the same horizontal position, and the rotary scroll saw between the two upper fixed wheels is higher than the lower end of the lower hoop member.

2. The seal shearing apparatus as defined in claim 1, wherein said passage includes an upper opening formed at a lower end of said upper band member and a lower opening formed at an upper end of said lower band member, said upper opening including a straight portion and an arc portion connected to both ends of the straight portion, respectively; the lower opening comprises a linear portion and arc portions connected with two ends of the linear portion respectively.

3. The seal shearing device as defined in claim 1, wherein said upper hoop member comprises two upper hoop sheets spaced apart from each other, and said lower hoop member comprises two lower hoop sheets spaced apart from each other, and an upper end of said lower hoop member is interposed between said two upper hoop sheets.

4. The seal shearing device as defined in claim 1, wherein said sliding structure comprises a pulley and a pulling rope arranged on said fixed frame, one end of said pulling rope is connected with said upper hoop member, and the other end of said pulling rope passes around said pulley and is connected with said lower hoop member.

5. The seal shearing apparatus of claim 4, wherein said sliding structure includes sliding assemblies disposed on either side of said drive member, said sliding assemblies including pulleys and pull lines disposed on said stationary frame.

6. The seal shearing device as defined in claim 1, wherein said upper sealing member comprises two upper connecting rods connected to both sides of said upper band member and an upper heating base connected to said two upper connecting rods, said upper heating base having an upper heating plate disposed thereon, and a spring disposed between said upper connecting rods and said upper heating base.

7. The seal shearing device as defined in claim 1, wherein said lower sealing member comprises two lower connecting rods connected to both sides of said lower band member and a lower heating base connected to said two lower connecting rods, said lower heating base having a lower heating plate disposed thereon, and a spring disposed between said lower connecting rods and said lower heating base.

8. Seal shearing device as claimed in any one of the claims 1 to 7, characterized in that the drive is a pneumatic cylinder.

9. The seal shearing device as defined in claim 7, wherein said upper band member is provided with an inductor for detecting said package.