CN210500448U

CN210500448U - Stay cord cutting mechanism

Info

Publication number: CN210500448U
Application number: CN201921150342.6U
Authority: CN
Inventors: 李晨昊
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-07-22
Filing date: 2019-07-22
Publication date: 2020-05-12
Anticipated expiration: 2029-07-22

Abstract

The utility model discloses a stay cord cutting mechanism, its characterized in that is including the stay cord clamp and the shearing mechanism of frame, back-and-forth movement, shearing mechanism is including the shearing tool of clamping piece one, clamping piece two, clamping piece three and oscilaltion, clamping piece one, clamping piece two and clamping piece three set gradually in the frame, the shearing tool sets up between clamping piece one and clamping piece two. The utility model discloses a serving clamp is carried portable rope forward, adopts the cutter to cut dop and portable rope, and is not only efficient, and the stability of shearing is better moreover, is fixed by clamping piece one and clamping piece two when cutting, therefore the precision is also higher.

Description

Stay cord cutting mechanism

Technical Field

The utility model relates to an improvement of a hand bag stringing machine, in particular to a pull rope cutting mechanism of the hand bag stringing machine.

Background

The portable paper bag is mainly used for packaging clothes and gift boxes, two corresponding rope threading holes are respectively formed in the upper ends of the left bag face and the right bag face of the handbag, and the two ends of the rope are provided with the clamping heads, so that the rope threading is convenient, and the clamping heads are clamped in the bag body after penetrating through the rope threading holes to form the portable rope. Checking Chinese patent, wherein the patent with the authorization number of CN207387853U and the invention name of 'a portable rope cutting mechanism' discloses the following contents: a portable rope cutting mechanism comprises a rack, a portable rope conveying device and a shearing device, and is characterized in that the portable rope conveying device comprises a rope clamping part and a transmission part for driving the rope clamping part to move, and the cutting mechanism further comprises a portable rope transfer device which is matched with the rope clamping part to fix a portable rope under a cutting working condition and sends the portable rope to a rope threading station after cutting; the shearing device comprises a cutter, a cutter die matched with the cutter and a power part for driving the cutter and the cutter die to do cutting motion. This patent cuts the hand rope through cutter and cutting die cooperation, but cuts poor stability, and the problem that the hand rope did not cut off often appears takes place.

SUMMERY OF THE UTILITY MODEL

In view of the technical problem who exists among the background art, the utility model provides a technical problem aims at providing a stay cord cutting mechanism who cuts stably.

In order to solve the technical problem, the utility model discloses a following technical scheme: the pull rope cutting mechanism is characterized by comprising a rack, a pull rope clamp moving back and forth and a shearing device, wherein the shearing device comprises a first clamping piece, a second clamping piece, a third clamping piece and a pair of shearing tools capable of ascending and descending up and down, the first clamping piece, the second clamping piece and the third clamping piece are sequentially arranged on the rack, and the shearing tools are arranged between the first clamping piece and the second clamping piece.

The rope pulling clamp is connected with a moving part which drives the rope pulling clamp to move back and forth, the moving part comprises a driving wheel and a driving belt arranged on the driving wheel, and the rope pulling clamp is arranged on the driving belt.

The cutting tool is connected with a power part for driving the cutting tool to lift, the cutting tool comprises a first swing rod and a second swing rod which are hinged to each other, a matched cutting edge is arranged at the upper end of the first swing rod and the upper end of the second swing rod, the first swing rod is installed on a limiting block, the lower end of the second swing rod is in sliding fit with a movable plate, a guide rod is installed on the movable plate, a guide hole for the guide rod to penetrate is formed in the limiting block, a spring is arranged between the movable plate and the limiting block, the movable plate is connected with the power part, and a stop block matched with the limiting block is arranged on the rack.

The lower end of the second swing rod is provided with a pulley, and the movable plate is provided with a sliding chute for the pulley to slide.

The shearing device further comprises a rope pressing part, the rope pressing part is arranged behind the first clamping part, and the rope pressing part comprises a first rope pressing plate and a second rope pressing plate which are matched with each other.

The first rope pressing plate is installed on the rack, and the second rope pressing plate is connected with a power source for driving the second rope pressing plate to move left and right relative to the first rope pressing plate.

And the second clamping piece and the third clamping piece are both connected with a rope threading device.

The utility model discloses a serving clamp is carried portable rope forward, adopts the cutter to cut dop and portable rope, and is not only efficient, and the stability of shearing is better moreover, is fixed by clamping piece one and clamping piece two when cutting, therefore the precision is also higher.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a front view of the present invention.

Fig. 3 is a right side view of the present invention.

Detailed Description

The details and the operation principle of the embodiments and examples of the present invention are further described below with reference to the accompanying drawings. The utility model provides a stay cord cutting mechanism, including frame, the stay cord clamp 8 and the shearing mechanism of back-and-forth movement, the utility model discloses portable rope direction of delivery is the place ahead, shearing mechanism includes clamping piece one 4, clamping piece two 6, clamping piece three 7 and the shearing apparatus 5 of oscilaltion, clamping piece one, clamping piece two and clamping piece three set gradually in the frame, and three clamping piece and stay cord clamp all can adopt pneumatic clamp, shearing apparatus 5 sets up between clamping piece one 4 and clamping piece two 6, stay cord clamp 8 centre gripping the first dop on portable rope 11 and carry forward, until the first dop on the portable rope removes to third clamping piece 7, the second dop on the portable rope removes to clamping piece one 4 and clamping piece two 6 department at this moment, shearing apparatus 5 moves up at this moment, the second dop of treating to cut is fixed by clamping piece one and clamping piece two centre gripping, and stay cord clamp 8 gives first clamping piece three 7, the second clamping head is integrated, namely the front end of the clamping head is used for the rear end of the front section of the hand rope, the rear end of the clamping head is used for the front end of the rear hand rope, the shear 5 is sheared from the middle position of the second clamping head, namely the shear shears the integrated clamping head and the hand rope, so that the front section of the hand rope becomes an independent unit hand rope, the clamping heads at the two ends of the unit hand rope are clamped by the second clamping part 6 and the third clamping part 7 at the moment, the second clamping part and the third clamping part are both connected with the rope threading device, the rope threading procedure can be directly carried out, the rope drawing clamp 8 moves backwards and resets at the moment, the sheared second clamping head is clamped, rope pulling operation is continued, and the operation is repeated.

The rope pulling clamp 8 is connected with a moving part which drives the rope pulling clamp to move back and forth, the moving part comprises a driving wheel 10 and a driving belt 9 arranged on the driving wheel, the driving wheel is connected with a motor, and the rope pulling clamp is arranged on the driving belt; in order to improve the stability of conveying, the moving part further comprises a linear guide rail 13 and a sliding seat 12 in sliding fit with the linear guide rail, the pull rope clamp is installed on the sliding seat, the sliding seat 12 is connected with a transmission belt 9, a motor drives a rotating wheel to rotate, the transmission wheel 10 drives the transmission belt to transmit, and the transmission belt 9 drives the pull rope clamp 8 to move forwards or backwards along the linear guide rail 13.

The scissors 5 are connected with a power part for driving the scissors to ascend and descend, the power part is an air cylinder 21 in the embodiment, the scissors can adopt pneumatic scissors, in the embodiment, the scissors comprise a first swing rod 16 and a second swing rod 17 which are hinged with each other, and the upper ends of the first swing rod and the second swing rod are provided with matched cutting edges, namely the cutting edges of the first swing rod 16 and the second swing rod 17 are matched for cutting the lifting rope 11 and the clamping head; the first swing rod is mounted on the limiting block 14, the lower end of the second swing rod is in sliding fit with the movable plate 20, and also in order to enable the second swing rod 17 to move on the movable plate more stably, the lower end of the second swing rod is mounted with a pulley 19, and the movable plate is provided with a sliding groove for the pulley to slide; the movable plate 20 is provided with a guide rod 18, the limiting block 14 is provided with a guide hole for the guide rod to pass through, the guide rod is sleeved with a spring 22, the spring is arranged between the movable plate 20 and the limiting block 14, the movable plate is connected with a cylinder 21, and the rack is provided with a stop block 15 matched with the limiting block 14; referring to fig. 1, during shearing, the shearing tool 5 is in an open state, the air cylinder drives the movable plate 20 and the limiting block 14 to move upwards to a shearing station, namely, the middle position of the second clamping head, the air cylinder 21 continues to drive the movable plate to move upwards, the limiting block does not move upwards any more due to the limitation of the stop block 15, the spring is pressed, the movable plate 20 drives the second swing rod 17 to move upwards continuously due to the unchanged position of the first swing rod 16, the lower end of the second swing rod moves leftwards on the movable plate 20, the upper end of the second swing rod 17 swings downwards relative to the first swing rod 16, and the blades of the two parts cooperate to shear the second clamping head and the portable rope; after the shearing is completed, the cylinder drives the movable plate to move downwards, the spring 22 is reset gradually, the lower end of the second swing rod 17 moves on the movable plate, the shearing tool is opened gradually, the movable plate continues to move downwards, the limiting block is driven to move downwards, and the shearing tool moves downwards and is reset.

Because the dynamics of shearing is great, for preventing that portable rope from taking place to remove when shearing, shearing mechanism is still including pressing the rope part, press the rope part setting at the rear of cutting tool 5, press the rope part including matched with to press rope board 3 and press rope board two 2, press rope board one to install in the frame, press rope board two 2 to be connected with the power supply of driving its relative movement about pressing the rope board, the power supply can adopt cylinder 1 equally, during the shearing, the cylinder drives and presses rope board two 2 to 3 directions movements of pressing the rope board to push down portable rope 11 with pressing the cooperation of rope board, prevent that portable rope from removing when shearing, improve the precision and the shearing effect of shearing.

Claims

1. The utility model provides a stay cord cutting mechanism, its characterized in that is including frame, the stay cord clamp and the shearing mechanism of back-and-forth movement, shearing mechanism is including clamping piece one, clamping piece two, clamping piece three and the scissors utensil of oscilaltion, clamping piece one, clamping piece two and clamping piece three set gradually in the frame, the scissors utensil sets up between clamping piece one and clamping piece two.

2. The rope cutting mechanism of claim 1, wherein the rope clamp is connected to a moving member for moving the rope clamp back and forth, the moving member comprises a driving wheel and a driving belt disposed on the driving wheel, and the rope clamp is mounted on the driving belt.

3. The rope pulling cutting mechanism as set forth in claim 1, wherein the cutter is connected with a power part driving the cutter to ascend and descend, the cutter comprises a first swing rod and a second swing rod which are hinged to each other, the upper ends of the first swing rod and the second swing rod are provided with matched cutting edges, the first swing rod is installed on the limiting block, the lower end of the second swing rod is in sliding fit with the movable plate, the movable plate is provided with a guide rod, the limiting block is provided with a guide hole for the guide rod to pass through, a spring is arranged between the movable plate and the limiting block, the movable plate is connected with the power part, and a stop block matched with the limiting block is arranged on the frame.

4. The rope cutting mechanism as claimed in claim 3, wherein the lower end of the second swing link is provided with a pulley, and the movable plate is provided with a sliding slot for the pulley to slide.

5. The cutting mechanism of the pulling rope of claim 1, wherein the cutting device further comprises a rope pressing member disposed behind the first clamping member, and the rope pressing member comprises a first rope pressing plate and a second rope pressing plate which are matched with each other.

6. The string cutting mechanism as claimed in claim 5, wherein the first string pressing plate is mounted on the frame, and the second string pressing plate is connected to a power source for driving the first string pressing plate to move left and right relative to the first string pressing plate.

7. The rope cutting mechanism of claim 1, wherein the second clamping member and the third clamping member are both connected to a rope threading device.