CN211683759U

CN211683759U - Adjustable chamfering machine

Info

Publication number: CN211683759U
Application number: CN201922444364.XU
Authority: CN
Inventors: 江卫东; 赵久桥
Original assignee: Chongqing Leyuan Composite Package Products Co ltd
Current assignee: Chongqing Leyuan Composite Package Products Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-10-16
Anticipated expiration: 2029-12-30

Abstract

The utility model belongs to the technical field of packaging bag processing, in particular to an adjustable chamfering machine, which comprises a base, a discharging frame, a pushing mechanism and a cutting mechanism; the discharging frame is connected to the base in a sliding mode, the cutting mechanism is installed on the base, the discharging frame and the cutting mechanism are arranged oppositely, and the discharging frame can penetrate through the cutting mechanism; the cutting mechanism comprises two cutting parts, each cutting part comprises an upper mounting frame, a lower mounting frame, a fixed seat and a height adjusting piece, and the height adjusting piece is used for adjusting the distance between the upper mounting frame and the lower mounting frame; a distance adjusting piece is connected between the fixed seat and the lower mounting frame and used for adjusting the distance between the fixed seat and the lower mounting frame and enabling the lower mounting frame to be relatively fixed on the fixed seat; and the upper mounting frame and the lower mounting frame are both provided with cutters. In this scheme, the position of four cutters, relative distance all can be adjusted according to the size of wrapping bag, all can cut the wrapping bag of different specifications size, and application scope is wide.

Description

Adjustable chamfering machine

Technical Field

The utility model belongs to the technical field of the wrapping bag processing, concretely relates to adjustable beveler.

Background

The plastic packaging bag is prepared by using films made of polyvinyl chloride, polyethylene, polypropylene, polystyrene and other resins through the processes of printing, compounding, curing, heat sealing, bag making and the like, can be used for packaging various products, and ensures that goods are convenient to transport and easy to store in the production flow process. The conventional packaging bag is manufactured by using a bag making machine, the initial shape of the packaging bag is generally rectangular, and four edges and corners of the packaging bag are relatively sharp, so that consumers can scratch easily, and the packaging bag is particularly easy to be injured for old people and children. In order to avoid the edges and corners of the packaging bag from scratching consumers, the packaging bag needs to be rounded after primary processing. In the prior art, the packaging bag is transferred to a table type corner cutting machine for manual corner cutting, and the process is complex, low in efficiency and high in labor cost. In addition, the existing corner cutting machine can not be adjusted according to the size of the packaging bag to be cut, only can cut the packaging bags with the same specification and size, and has a small application range.

SUMMERY OF THE UTILITY MODEL

The utility model provides an adjustable beveler to solve current cornering machine can not adjust, application scope is little problem.

In order to achieve the above purpose, the utility model discloses a scheme does: the adjustable chamfering machine comprises a base, a discharging frame for placing a packaging bag, a pushing mechanism for pushing the discharging frame to move and a cutting mechanism for cutting the packaging bag; the discharging frame is connected to the base in a sliding mode, the cutting mechanism is installed on the base, the discharging frame and the cutting mechanism are arranged oppositely, and the discharging frame can penetrate through the cutting mechanism; the cutting mechanism comprises two symmetrically arranged cutting parts, each cutting part comprises an upper mounting frame, a lower mounting frame, a fixed seat fixed on the base and a height adjusting piece connected between the upper mounting frame and the lower mounting frame, and the height adjusting pieces are used for adjusting the distance between the upper mounting frame and the lower mounting frame; a distance adjusting piece is connected between the fixed seat and the lower mounting frame and used for adjusting the distance between the fixed seat and the lower mounting frame and enabling the lower mounting frame to be relatively fixed on the fixed seat; go up all to be equipped with the cutter that is used for the wrapping bag chamfer on mounting bracket and the lower mounting bracket.

The working principle of the scheme is as follows:

when the fillet is required to be performed on the packaging bag, the position of the 4 cutters is determined according to the size of the packaging bag and then the size of the cutting part is adjusted through the height adjusting piece and the distance adjusting piece. After the position of the cutter is adjusted, a stack of the packaging bags is placed on the material placing frame, so that the surfaces of the packaging bags are opposite to the cutter on the cutting part. And operating the pushing mechanism to push the packaging bag on the feeding frame to move to one side of the cutting part, and when the packaging bag is contacted with the cutter, cutting off the corners of the packaging bag by the cutter to enable the corners of the packaging bag to be arc-shaped. And after the chamfering is finished, taking out the packaging bag.

The beneficial effect of this scheme lies in:

in this scheme, the position of four cutters, relative distance all can be adjusted according to the size of wrapping bag, all can cut the wrapping bag of different specifications size, and this beveler's application scope is wide.

Optionally, the material placing frame comprises a bottom plate and a side plate fixed on the bottom plate, and the bottom plate is perpendicular to the side plate; and a distance equal to the thickness of the bottom plate exists between the lower mounting frame and the base. Set up the bottom plate, the wrapping bag can be supported to the bottom plate, and the curb plate can be followed the side and for the wrapping bag provides the support, avoids the wrapping bag to empty. There is the distance that equals bottom plate thickness between lower mounting bracket and the base, when cutting mechanism cuts the wrapping bag on the blowing frame, makes the blowing frame pass through cutting mechanism smoothly to cutting mechanism cuts the wrapping bag.

Optionally, a positioning mechanism for fixing the packaging bag is arranged on the bottom plate, the positioning mechanism comprises a support fixed on the bottom plate and a screw rod in threaded connection with the support, and a pressing plate is rotatably connected to one end, facing the side plate, of the screw rod. A stack of bags is placed on the base such that the surface of the bag at one edge contacts the side panel, and the screw is then twisted to move the clamp plate toward the bag side until the clamp plate presses against the surface of the bag. At the moment, the packaging bag is better fixed on the feeding frame under the combined action of the pressing plate and the side plate.

Optionally, the height adjusting piece is a threaded rod, the upper end of the threaded rod is rotatably connected to the lower part of the upper mounting frame, and the lower end of the threaded rod is in threaded connection with the upper part of the lower mounting frame; the base is provided with a sliding groove facing one side of the fixing seat, and the lower mounting frame is provided with a limiting block which is clamped at the lower end and is connected in the sliding groove in a sliding manner. When the wrapping bag height that needs the cutting is higher, adjust the distance between last mounting bracket and the lower mounting bracket, make the position that the cutter on last mounting bracket, the lower mounting bracket can mate the wrapping bag of waiting to cut, specific regulative mode as follows: the threaded rod is rotated towards the fixed direction, so that the threaded rod rises along the lower mounting frame, and the distance between the upper mounting frame and the lower mounting frame is increased at the moment.

Optionally, the distance adjusting piece comprises a connecting rod and a fastener, one end of the connecting rod is fixed with the lower mounting frame, and the other end of the connecting rod penetrates through the fixing seat and is connected to the fixing seat in a sliding manner; fastener threaded connection is on the mount pad, and the one end of fastener can contact with the connecting rod. When the distance between fixing base and the lower mounting bracket needs to be adjusted, the fastener is screwed, the connecting rod is loosened, the distance between the fixing base and the lower mounting bracket is adjusted through the movable connecting rod, and after the distance adjustment is completed, the fastener is screwed, so that one end of the fastener is abutted to the connecting rod.

Optionally, the distance adjusting part comprises a nut rotatably connected to the fixed seat and an adjusting rod in threaded connection with the nut, and one end of the adjusting rod is connected with the lower mounting frame. When the distance between the fixed seat and the lower mounting frame needs to be adjusted, the nut is rotated towards the fixed direction, the adjusting rod moves along the nut, and when the distance between the fixed seat and the lower mounting frame meets the requirement, the nut is stopped to be screwed.

Optionally, a handle for conveniently screwing the nut is arranged on the side wall of the nut. The handle is arranged, so that the nut can be conveniently screwed.

Optionally, the two opposite sides of the upper mounting frames are internally provided with grooves, and the two grooves are internally and slidably connected with the same connecting rod. Utilize the connecting rod to go up the mounting bracket with two and connect relatively, can judge through the state of watching the connecting rod whether the height of two last mounting brackets keeps unanimous to this ensures that two last mounting brackets are located same height.

Optionally, the pushing mechanism is a cylinder, and a piston rod of the cylinder is connected with the material placing frame. The cylinder has wide source and easy operation, and can effectively drive the feeding frame to move.

Optionally, the base is provided with a strip-shaped groove distributed along the sliding direction of the discharging frame, and the discharging frame is provided with a protrusion which is clamped and connected in the strip-shaped groove in a sliding manner. Set up bar groove and arch, injectd the slip direction of pay-off frame for the pay-off frame can only remove along specific direction, and pay-off frame and cutting mechanism can effectively keep relative setting, effectively ensure cutting mechanism's cutting quality.

Drawings

FIG. 1 is a schematic view of a main view direction of an adjustable chamfering machine according to a first embodiment of the present invention;

FIG. 2 is a cross-sectional view of portion A-A of FIG. 1;

fig. 3 is a schematic structural diagram of a cutting mechanism in the second adjustable chamfering machine according to the embodiment of the present invention.

Detailed Description

The following is further detailed by way of specific embodiments:

reference numerals in the drawings of the specification include: the cutting device comprises a base 10, a strip-shaped groove 11, a sliding groove 12, an air cylinder 20, a side plate 30, a bottom plate 31, a support 32, a pressing plate 33, a screw rod 34, a protrusion 35, a fixed seat 40, a connecting rod 41, a fastening piece 42, an adjusting rod 43, a nut 44, a handle 441, an upper mounting frame 50, a groove 51, a connecting rod 52, a lower mounting frame 60, a threaded rod 61, a limiting block 62 and a cutter 70.

Example one

This embodiment is substantially as shown in fig. 1: the adjustable chamfering machine comprises a base 10, a cutting mechanism, a pushing mechanism and a discharging frame. The emptying frame comprises a bottom plate 31 and a side plate 30 fixed on the bottom plate 31, wherein the bottom plate 31 is perpendicular to the side plate 30. The base 10 is provided with a strip-shaped groove 11 distributed along the sliding direction of the discharging frame, and the bottom plate 31 is welded with a bulge 35 which is clamped and connected in the strip-shaped groove 11 in a sliding manner. The upper surface of bottom plate 31 is equipped with the positioning mechanism who is used for fixed wrapping bag, and positioning mechanism includes support 32 and threaded connection screw rod 34 on support 32, and support 32 fixes on bottom plate 31, and screw rod 34 rotates on the one end (the right-hand member) towards curb plate 30 and is connected with clamp plate 33.

The cutting mechanism is used for rounding off the packaging bag, and the material placing frame is arranged opposite to the cutting mechanism. Referring to fig. 2, the cutting mechanism includes two symmetrically disposed cutting portions, the cutting portions include an upper mounting frame 50, a lower mounting frame 60, a fixing base 40 and a height adjusting member connected between the upper mounting frame 50 and the lower mounting frame 60, and the fixing base 40 is welded on the base 10. The base 10 is provided with a sliding groove 12 facing one side of the fixed seat 40, the lower mounting frame 60 is welded with a limiting block 62, the lower end of the limiting block is clamped in the sliding groove 12 and can slide along the sliding groove 12, and the limiting block 62 and the sliding groove 12 can limit the lower mounting frame 60 to rotate. The height adjustment spare is used for adjusting the distance between last mounting bracket 50 and the lower mounting bracket 60, and the height adjustment spare is threaded rod 61, and the lower extreme threaded connection of threaded rod 61 is in the upper portion of lower mounting bracket 60, and the upper end of threaded rod 61 is rotated and is connected in the lower part of last mounting bracket 50, and specific connected mode is: an annular closed groove is formed in the lower portion of the upper mounting frame 50, and a protruding block which is clamped in the annular closed groove and can rotate along the annular closed groove is fixed on the threaded rod 61. A distance adjusting part is connected between the fixed seat 40 and the lower mounting frame 60, and the distance adjusting part is used for adjusting the distance between the fixed seat 40 and the lower mounting frame 60 and fixing the lower mounting frame 60 on the fixed seat 40 relatively. The distance adjusting piece comprises a connecting rod 41 and a fastening piece 42, the right end of the connecting rod 41 is welded with the lower mounting rack 60, and the other end of the connecting rod 41 penetrates through the fixing seat 40 and is connected to the fixing seat 40 in a sliding mode. The fastening member 42 is screwed on the mounting seat, and one end of the fastening member 42 can contact with the connecting rod 41, and in this embodiment, the fastening member 42 is a bolt.

The upper mounting bracket 50 and the lower mounting bracket 60 are welded with the cutters 70, and the cutters 70 are used for cutting the corners of the packaging bag to make the corners of the packaging bag arc. The distance equal to the thickness of the bottom plate 31 exists between the lower mounting frame 60 and the base 10, so that the discharging frame can smoothly penetrate through the cutting mechanism, and the cutting mechanism can normally cut corners of the packaging bag. Two opposite sides of the upper mounting rack 50 are respectively provided with a groove 51, and the two grooves 51 are connected with a same connecting rod 52 in a sliding manner. The two upper mounting brackets 50 are connected to each other by the link 52, and it can be determined whether the heights of the two upper mounting brackets 50 are the same by looking at the state of the link 52, thereby ensuring that the two upper mounting brackets 50 are located at the same height.

When the packaging bag needs to be rounded, the cutting part is adjusted according to the size of the packaging bag, and the positions of the 4 cutters 70 are determined. When the height of the package bag to be cut is high, the distance between the upper mounting frame 50 and the lower mounting frame 60 is adjusted, so that the cutter 70 on the upper mounting frame 50 and the lower mounting frame 60 can be matched with the position of the package bag to be cut, and the specific adjusting mode is as follows: the distance between the upper mount 50 and the lower mount 60 is increased by rotating the threaded rod 61 in a fixed direction to raise the threaded rod 61 along the lower mount 60. When the width of the package bag to be cut is long, the distance between the fixing seat 40 and the lower mounting frame 60 needs to be shortened, and the specific adjusting mode is as follows: the bolt is screwed, the connecting rod 41 is loosened, the distance between the fixed seat 40 and the lower mounting rack 60 is adjusted by moving the connecting rod 41, and after the distance is determined, the bolt is screwed, so that one end of the bolt can be abutted to the connecting rod 41. After the position of the cutter 70 is adjusted, a stack of bags is placed on the bottom panel 31 with the side walls of the bags in contact with the base 10 and the surface of the rightmost bag in contact with the side panel 30, and the screw 34 is turned to move the pressure plate 33 by the screw 34 to one side of the bag until the pressure plate 33 presses against the surface of the bag. At this time, the packing bag is preferably fixed to the feed frame by the cooperation of the pressing plate 33 and the side plate 30. The air cylinder 20 is operated, the packaging bag on the material feeding frame is pushed by the air cylinder 20 to move to one side of the cutting part, and when the packaging bag is contacted with the cutter 70, the cutter 70 cuts off the corners of the packaging bag, so that the corners of the packaging bag are arc-shaped. And after the chamfering is finished, taking out the packaging bag.

Example two

The present embodiment is different from the first embodiment in that: the distance adjusting member of the present embodiment is different from the distance adjusting member of the reference 1, and as shown in fig. 3, the distance adjusting member of the present embodiment includes a nut 44 and an adjusting rod 43, the adjusting rod 43 is screwed on the nut 44, and the right end of the adjusting rod 43 is welded to the lower mounting bracket 60. The nut 44 is rotatably connected to the fixing seat 40 in the following specific connection manner: an annular groove is formed in the fixing seat 40, and a convex block clamped in the annular groove and capable of rotating along the annular groove is fixed on the nut 44. The handle 441 is welded on the left side wall of the nut 44, and the handle 441 is arranged, so that the nut 44 can be conveniently screwed.

When the distance between the fixed seat 40 and the lower mounting frame 60 needs to be adjusted, the nut 44 is rotated towards the fixed direction, the adjusting rod 43 is welded with the lower mounting frame 60, the sliding groove 12 and the limiting block 62 limit the rotation of the adjusting rod 43 on the lower mounting frame 60 and the lower mounting frame 60, so that the adjusting rod 43 can only move along the nut 44, and when the distance between the fixed seat 40 and the lower mounting frame 60 meets the requirement, the nut 44 is stopped to be screwed.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be pointed out that to those skilled in the art, without departing from the structure of the present invention, a plurality of modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the utility of the present invention.

Claims

1. Adjustable beveler, its characterized in that: the packaging bag cutting device comprises a base, a discharging frame for placing packaging bags, a pushing mechanism for pushing the discharging frame to move and a cutting mechanism for cutting the packaging bags; the discharging frame is connected to the base in a sliding mode, the cutting mechanism is installed on the base, the discharging frame and the cutting mechanism are arranged oppositely, and the discharging frame can penetrate through the cutting mechanism; the cutting mechanism comprises two symmetrically arranged cutting parts, each cutting part comprises an upper mounting frame, a lower mounting frame, a fixed seat fixed on the base and a height adjusting piece connected between the upper mounting frame and the lower mounting frame, and the height adjusting pieces are used for adjusting the distance between the upper mounting frame and the lower mounting frame; a distance adjusting piece is connected between the fixed seat and the lower mounting frame and used for adjusting the distance between the fixed seat and the lower mounting frame and enabling the lower mounting frame to be relatively fixed on the fixed seat; go up all to be equipped with the cutter that is used for the wrapping bag chamfer on mounting bracket and the lower mounting bracket.

2. The adjustable chamfering machine according to claim 1, wherein: the discharging frame comprises a bottom plate and a side plate fixed on the bottom plate, and the bottom plate is vertical to the side plate; and a distance equal to the thickness of the bottom plate exists between the lower mounting frame and the base.

3. The adjustable chamfering machine according to claim 2, wherein: the bottom plate is provided with a positioning mechanism for fixing the packaging bag, the positioning mechanism comprises a support fixed on the bottom plate and a screw rod in threaded connection with the support, and the screw rod rotates towards one end of the side plate and is connected with a pressing plate.

4. The adjustable chamfering machine according to claim 3, wherein: the height adjusting piece is a threaded rod, the upper end of the threaded rod is rotatably connected to the lower part of the upper mounting frame, and the lower end of the threaded rod is in threaded connection with the upper part of the lower mounting frame; the base is provided with a sliding groove facing one side of the fixing seat, and the lower mounting frame is provided with a limiting block which is clamped at the lower end and is connected in the sliding groove in a sliding manner.

5. The adjustable chamfering machine according to claim 4, wherein: the distance adjusting piece comprises a connecting rod and a fastening piece, one end of the connecting rod is fixed with the lower mounting frame, and the other end of the connecting rod penetrates through the fixed seat and is connected to the fixed seat in a sliding mode; fastener threaded connection is on the mount pad, and the one end of fastener can contact with the connecting rod.

6. The adjustable chamfering machine according to claim 4, wherein: the distance adjusting piece comprises a nut and an adjusting rod, the nut is rotatably connected to the fixing seat, the adjusting rod is in threaded connection with the nut, and one end of the adjusting rod is connected with the lower mounting frame.

7. The adjustable chamfering machine according to claim 6, wherein: the side wall of the nut is provided with a handle which is convenient for screwing the nut.

8. The adjustable chamfering machine according to any one of claims 1 to 7, wherein: all open flutedly in two relative one sides of going up the mounting bracket, two recess sliding connection have same root connecting rod.

9. The adjustable chamfering machine according to any one of claims 1 to 7, wherein: the pushing mechanism is a cylinder, and a piston rod of the cylinder is connected with the discharging frame.

10. The adjustable chamfering machine according to any one of claims 1 to 7, wherein: the base is provided with strip-shaped grooves distributed along the sliding direction of the discharging frame, and the discharging frame is provided with bulges which are clamped and connected in the strip-shaped grooves in a sliding manner.