CN219968621U

CN219968621U - Clamping piece for leather traction and leather traction mechanism

Info

Publication number: CN219968621U
Application number: CN202320668060.5U
Authority: CN
Inventors: 邱德明; 潘海平
Original assignee: Wuhan Shengweixin Technology Co ltd
Current assignee: Wuhan Shengweixin Technology Co ltd
Priority date: 2023-03-30
Filing date: 2023-03-30
Publication date: 2023-11-07
Anticipated expiration: 2033-03-30

Abstract

The utility model discloses a clamping piece for leather traction and a leather traction mechanism, wherein the clamping piece for leather traction comprises a connecting piece, a first driving piece and two clamping plates, the two clamping plates are horizontally arranged along the left-right direction and are distributed along the upper-lower interval, the clamping plates positioned above are fixedly connected with the connecting piece, the first driving piece is arranged on the connecting piece, the driving end of the first driving piece is in transmission connection with the clamping plates positioned below, the front sides of the two clamping plates form a clamping opening, the first driving piece is used for driving the two clamping plates to move up and down to be close to clamp leather, or move away from each other to loosen the leather, so that the first driving piece can drive the two clamping plates to move close to each other to clamp the end of the leather, or move away from each other to loosen the end of the leather, and the damage to the surface of the leather is small because the pressure on the surface of the leather is relatively small when the leather is clamped by the two clamping plates.

Description

Clamping piece for leather traction and leather traction mechanism

Technical Field

The utility model belongs to the field of calender matching equipment, and particularly relates to a clamping piece for leather traction and a leather traction mechanism.

Background

The calender is a machine for molding rubber or plastic products with different thickness (leather, rubber or plastic leather), and the extrusion speed of the calender is high, so that the pressed products have different thickness according to the requirements of customers; because the calender cannot be stopped, the service life of the calender and parts can be damaged due to frequent shutdown cutting; at present, the mode of discharging while cutting off, cut off needs certain time, and the shaping material at the back also is constantly gushing out, will form the windrow like this, and the product of leather material is very sticky, glue together easily, lead to the unable process at the back, because the space of calender rear end and transmission line front end is compact, be difficult for setting up finished product material buffer, and the front end ejection of the calender and rear end transmission line have a difference in height, and the leather material surface is comparatively smooth, also can not hurt the upper and lower surface of leather material, so at present, adopt the layer board to hold up the leather material of calender front end ejection of compact department and lead to on the transmission line of rear end by the manual work, but its degree of automation is low, and be difficult to ensure the production speed and the transmission speed phase-match of transmission line of traction speed and calender when artifical traction, the leather material of production has the defect that produces the fold.

Disclosure of Invention

In order to solve the above technical problems, one of the purposes of the present utility model is to provide a clamping piece for pulling leather, which has a simple structure, can clamp the end of the leather, and can not clamp the end of the leather.

In order to achieve the above object, the technical scheme of the present utility model is as follows: the utility model provides a leather traction clamping piece, includes connecting piece, first driving piece and two splint, two the splint along horizontal setting of left and right directions and along upper and lower interval distribution, be located the top splint with connecting piece fixed connection, first driving piece is installed on the connecting piece, and its drive end with be located the below splint transmission is connected, two the front side of splint constitutes the clamp mouth, first driving piece is used for driving two splint reciprocate to be close to in order to press from both sides tight leather, perhaps remove to keeping away from each other in order to loosen the leather.

The beneficial effects of the technical scheme are that: the two clamping plates can be driven by the first driving piece to move close to each other so as to clamp the end part of the leather material, or move away from each other so as to loosen the end part of the leather material, and the damage to the surface of the leather material is small because the pressure on the surface of the leather material is relatively small when the leather material is clamped by the two clamping plates.

In the above technical scheme, the clamping plate comprises a cross rod and a plurality of longitudinal rods, wherein the longitudinal rods are horizontally arranged along the front-back direction and are distributed at intervals along the left-right direction, the cross rod is arranged along the left-right direction, and each longitudinal rod is connected with the cross rod.

The beneficial effects of the technical scheme are that: the leather clamping device is simple in structure, and the leather is clamped by the plurality of longitudinal rods on the clamping plates from the upper side and the lower side of the leather, so that the clamping effect is good.

In the technical scheme, the clamping plate is provided with a plurality of cross bars, the cross bars are distributed at intervals along the front-back direction, and the longitudinal bars and the cross bars are connected in a grid shape in a longitudinal-transverse mode.

The beneficial effects of the technical scheme are that: so that the structural strength of the splint is high.

In the above technical scheme, the connecting piece includes many connecting rods of "U" shape, many the connecting rod notch all is forward and along controlling direction interval distribution, every the connecting rod link up about, two the rear side of splint all stretches into to many in the groove of connecting rod, and be located the top the upper end of splint is connected with many the upside of connecting rod, first driving piece installs many the downside of connecting rod, and its drive end up and be located the below splint transmission is connected.

The beneficial effects of the technical scheme are that: the structure is simple, and the stability is good.

In the above technical scheme, the first driving piece comprises a plurality of sliding table cylinders, the sliding table cylinders are in one-to-one correspondence with the connecting rods, each sliding table cylinder is installed at the lower side corresponding to the connecting rod, the telescopic ends of the sliding table cylinders face upwards and are connected with the clamping plates located below, and the sliding table cylinders stretch synchronously to drive the clamping plates located below to move up and down to be close to or far away from the clamping plates located above.

The beneficial effects of the technical scheme are that: the structure is simple, and the occupied space is small.

The technical scheme is that the clamping plate comprises a clamping plate, and is characterized by further comprising a supporting rod, wherein the supporting rod is horizontally arranged along the front-back direction, the front end of the supporting rod is connected with the middle part of the rear side of the clamping plate, and the rear end of the supporting rod protrudes out of the rear of the connecting piece.

The beneficial effects of the technical scheme are that: the supporting rod can be used as a mounting site of the clamping piece for pulling leather.

The second purpose of the utility model is to provide a leather traction mechanism which has a simple structure and can draw leather for two-dimensional movement.

In order to achieve the above object, the technical scheme of the present utility model is as follows: the utility model provides a cladding traction mechanism, includes two-dimensional moving member and as above cladding traction clamping piece, the rear end of bracing piece with the drive end transmission of two-dimensional moving member is connected, two-dimensional moving member is used for the drive cladding traction clamping piece pulls the cladding makes two-dimensional removal.

The beneficial effects of the technical scheme are that: therefore, the two-dimensional moving part drives the clamping part for pulling the leather to move back and forth and/or move up and down so as to pull the end part of the leather to be stably pulled onto the transmission line from the discharge end of the calender.

In the technical scheme, the two-dimensional moving part is a two-shaft electric sliding table.

The beneficial effects of the technical scheme are that: the device has simple structure and convenient control.

The technical scheme includes that the leather belt clamping device comprises a two-dimensional moving part, a supporting rod and a clamping piece, wherein the clamping piece is arranged on the two-dimensional moving part, the clamping piece is arranged on the supporting rod, the clamping piece is arranged on the two-dimensional moving part, the clamping piece is arranged on the clamping piece, and the clamping piece is used for clamping the leather belt and is used for clamping the leather belt.

The beneficial effects of the technical scheme are that: the orientation of the clamping opening of the clamping piece for pulling the leather material can be vertically adjusted, so that the leather material can be clamped at the end part of the leather material more conveniently or loosened and placed on the transmission line.

In the above technical scheme, the second driving part is a telescopic cylinder, the second driving part is hinged to the driving end of the two-dimensional moving part, the telescopic end of the second driving part faces downwards and is hinged to the rear end of the supporting rod, the hinged position of the telescopic end of the second driving part and the supporting rod is located in front of the hinged position of the supporting rod and the driving end of the two-dimensional moving part, and the second driving part stretches or contracts to drive the clamping part for pulling the leather to swing up and down.

The beneficial effects of the technical scheme are that: the device has a simple structure and is convenient to control.

Drawings

FIG. 1 is a side view of a clamp for pulling a skin according to embodiment 1 of the present utility model;

FIG. 2 is a top view of the clamping plate of embodiment 1;

FIG. 3 is a rear view of the clamp for pulling a skin according to embodiment 1 of the present utility model;

FIG. 4 is an elevation view of a dermatome traction mechanism according to embodiment 2 of the present utility model;

FIG. 5 is a side view of a dermatome traction mechanism according to embodiment 2 of the present utility model;

FIG. 6 is a front view of the two-dimensional moving member according to embodiment 2 of the present utility model;

FIG. 7 is a schematic view showing an assembly of an n-shaped frame, a slide plate and a third driving member according to embodiment 2 of the present utility model;

fig. 8 is an electrical connection diagram of the controller in embodiment 2 of the present utility model.

In the figure: the leather belt drawing device comprises a clamping piece for drawing leather materials, a connecting piece 11, a connecting rod 111, a first driving piece 12, a sliding table cylinder 121, a clamping plate 13, a transverse rod 131, a longitudinal rod 132, a supporting rod 14, an infrared beam transmitter 151, an infrared beam receiver 152, a two-dimensional moving piece 2, a linear driving piece 21, a n-shaped frame 22, a sliding plate 23, a third driving piece 24, leather materials 3, a second driving piece 4 and a controller 5.

Detailed Description

The principles and features of the present utility model are described below with examples given for the purpose of illustration only and are not intended to limit the scope of the utility model.

Example 1

As shown in fig. 1-3, this embodiment provides a clamping member for pulling a skin, which includes a connecting member 11, a first driving member 12 and two clamping plates 13, where the two clamping plates 13 are horizontally disposed along a left-right direction and are vertically spaced apart, the clamping plate 13 located above is fixedly connected with the connecting member 11, the first driving member 12 is mounted on the connecting member 11, and its driving end is in driving connection with the clamping plate 13 located below, the front sides of the two clamping plates 13 form a clamping opening, and the first driving member 12 is used to drive the two clamping plates 13 to move up and down to close to clamp the skin 3, or to move away from each other to loosen the skin 3, so that the two clamping plates can be driven by the first driving member to move close to each other to clamp the end of the skin, or away from each other to loosen the end of the skin, and since the two clamping plates receive relatively small pressure on the surface of the skin when clamping the skin, the damage to the surface of the skin is small.

In the above technical scheme, the clamping plate 13 comprises a cross rod 131 and a plurality of longitudinal rods 132, the longitudinal rods 132 are horizontally arranged along the front-back direction and are distributed along the left-right direction at intervals, the cross rod 131 is arranged along the left-right direction, each longitudinal rod 132 is connected with the cross rod 131, the structure is simple, and the leather clamping device is good in clamping effect because the leather is clamped by the longitudinal rods on the clamping plate from the upper side and the lower side of the leather.

In the above technical solution, the clamping plate 13 has a plurality of cross bars 131, the plurality of cross bars 131 are distributed at intervals along the front-rear direction, and the plurality of longitudinal bars 132 and the plurality of cross bars 131 are connected in a grid shape, so that the structural strength of the clamping plate is high.

The number of the longitudinal rods on the clamping plate is 5-15, and the number of the transverse rods is 2-5.

In the above technical scheme, the connecting piece 11 includes many connecting rods 111 of "U" shape, many connecting rod 111 notch all is forward and along controlling the direction interval distribution, every connecting rod 111 link up about, two the rear side of splint 13 all stretches into many connecting rod 111's inslot, and be located the top the upper end of splint 13 is connected with many connecting rod 111's upside, first driving piece 12 is installed in many connecting rod 111's downside, and its drive end up and with be located the below splint 13 transmission is connected, its simple structure, and it is stable good.

In the above technical solution, the first driving member 12 includes a plurality of sliding table cylinders 121, and a plurality of sliding table cylinders 121 and a plurality of connecting rods 111 one-to-one, each sliding table cylinder 121 is installed corresponding to the downside of connecting rod 111, and its flexible end up and be connected with splint 13 that is located the below, and a plurality of sliding table cylinders 121 synchronous extend in order to drive the below splint 13 reciprocates to be close to or keep away from being located the top splint 13, its simple structure, and occupation space is little.

Preferably, the number of the connecting rod and the number of the sliding table cylinders are two.

The technical scheme further comprises a supporting rod 14, the supporting rod 14 is horizontally arranged along the front-back direction, the front end of the supporting rod 14 is connected with the middle of the rear side of any clamping plate 13, and the rear end of the supporting rod 14 protrudes out of the rear of the connecting piece 11, so that the supporting rod can be used as a mounting site of the clamping piece for leather traction.

Example 2

As shown in fig. 4-7, the present embodiment provides a leather traction mechanism, which includes a two-dimensional moving member 2 and a leather traction clamping member 1 as described in embodiment 1, wherein the rear end of the supporting rod 14 is in transmission connection with the driving end of the two-dimensional moving member 2, and the two-dimensional moving member 2 is used for driving the leather traction clamping member 1 to draw the leather 3 to perform two-dimensional movement, so that the two-dimensional moving member can drive the leather traction clamping member to move back and forth and/or move up and down so as to draw the end of the leather to be stably drawn onto a transmission line from the discharge end of the calender.

In the above technical scheme, the two-dimensional moving member 2 is a two-shaft electric sliding table, which has simple structure and convenient control.

The technical scheme includes that the leather belt clamping device further comprises a second driving piece 4, the rear end of the supporting rod 14 is connected with the driving end of the two-dimensional moving piece 2 in an up-down swinging manner, the second driving piece 4 is installed at the driving end of the two-dimensional moving piece 2 and is used for driving the leather belt traction clamping piece 1 to swing up-down so as to adjust the direction of the clamping opening of the clamping piece, and therefore the direction of the clamping opening of the clamping piece for leather belt traction can be vertically adjusted so that the clamping of the leather belt end is more convenient or the leather belt is loosened and placed on a transmission line.

In the above technical solution, the second driving member 4 is a telescopic cylinder (may be a telescopic cylinder, a hydraulic cylinder or a telescopic electric cylinder), the second driving member 4 is hinged to the driving end of the two-dimensional moving member 2, and the telescopic end thereof is downward and hinged to the rear end of the supporting rod 14, and the hinged position of the telescopic end of the second driving member 4 and the supporting rod 14 is located in front of the hinged position of the supporting rod 14 and the driving end of the two-dimensional moving member 2, and the second driving member 4 extends or contracts to drive the clamping member 1 for pulling the leather material to swing up and down, so that the structure is simple, and the control is convenient.

The two-dimensional moving part 2 specifically may include two linear driving parts 21, an n-shaped frame 22, a sliding plate 23 and a third driving part 24, where the two linear driving parts 21 are horizontally arranged along the front-back direction and are distributed at intervals along the left-right direction, the n-shaped frame 22 is vertically arranged, two ends of the n-shaped frame are respectively connected with the driving ends of the two linear driving parts 21, the two linear driving parts 21 are used for synchronously driving the n-shaped frame 22 to move along the front-back direction, the sliding plate 23 is vertically arranged in the middle of the upper end of the n-shaped frame 22 and is in sliding connection with the front side of the middle of the upper end of the n-shaped frame (the sliding connection mode thereof is not repeated in the prior art), the third driving part 24 is installed in the middle of the upper end of the n-shaped frame 22, the driving end thereof is in transmission connection with the sliding plate 23, the third driving part 24 is used for driving the sliding plate 23 to move up and down relative to the n-shaped frame 22, the rear end of the supporting rod is in swinging connection with the lower end of the sliding plate 23, the second driving part 4 is hinged to the second driving part 4, and the second driving part 4 is hinged to the second driving part 4, and the telescopic cylinder 4 is driven to the telescopic cylinder (the telescopic cylinder is the telescopic cylinder 4).

In this embodiment, the leather traction mechanism is disposed between the discharge end of the calender and the feed end of the transmission line, and the clamping opening of the leather traction clamping piece 1 faces the calender, the end of the leather (rubber or plastic leather) produced by the calender is clamped by the leather traction clamping piece clamping opening and is pulled backward, and the height of the leather traction clamping piece is adjusted to draw the end of the leather onto the feed end of the transmission line, then the second driving piece is used for adjusting the leather traction clamping piece to face the front lower side, and the leather is loosened by the clamping opening of the leather traction clamping piece, so that the end of the leather is placed at the feed end of the transmission line, and the leather produced by the calender is pulled by the transmission line to be conveyed backward, wherein the calender and the transmission line are all of the prior art and are not repeated herein.

As shown in fig. 8, the device may further comprise a controller (which may be a mitsubishi FX5U series PLC controller, which may be disposed in a control cabinet beside the skin traction mechanism), the first driving member, the third driving member, the second driving member, the two linear driving members and the plurality of sliding table cylinders may be electrically connected to the controller, so that the controller controls the first driving member, the third driving member, the second driving member, the two linear driving members and the plurality of sliding table cylinders to operate, and may further install an infrared beam transmitter on a clamp plate disposed above, and install an infrared beam receiver on a clamp plate disposed below (i.e., the infrared beam transmitter and the infrared beam receiver are disposed on opposite sides of the two clamp plates respectively, and the transmitting end of the infrared beam transmitter and the receiving end of the infrared beam receiver pass through the corresponding clamp plates to achieve smoothness of the beam path, the specific mounting manner is not described here), and the infrared beam transmitter and the infrared beam receiver are mutually aligned (the infrared beam transmitter and the infrared beam receiver are both in alignment with the controller), the two clamp plates are simultaneously clamped by the two clamp plates to clamp the two clamp the skin traction mechanism, and the two clamp the skin to be clamped by the two clamp the two skin traction mechanism, when the two skin traction mechanism is clamped by the two clamp plates, and the skin traction mechanism is clamped by the two clamp the two skin traction mechanism, the controller controls the second driving piece to stretch so that the clamping piece for pulling the leather material swings downwards until the clamping opening inclines downwards, then controls the sliding table cylinders to shrink so as to loosen the leather material, at the moment, the end part of the leather material falls out to be supported on the transmission line through the clamping opening (at the moment, the beam paths of the infrared beam transmitter and the infrared beam receiver are smooth, the infrared beam receiver can receive the infrared beam emitted by the infrared beam transmitter), then controls the second driving piece to shrink so that the clamping piece for pulling the leather material swings upwards until the clamping opening inclines upwards, and after the leather material at the discharge end of the calender is cut off, the controller controls the two linear driving pieces to synchronously drive the n-shaped frame to move forwards to reset, and then repeats the operation.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a leather traction clamping piece, its characterized in that includes connecting piece (11), first driving piece (12) and two splint (13), two splint (13) are along controlling the direction level setting and along upper and lower interval distribution, are located the top splint (13) with connecting piece (11) fixed connection, first driving piece (12) are installed on connecting piece (11), and its drive end with be located the below splint (13) transmission is connected, two the front side of splint (13) constitutes the clamp mouth, first driving piece (12) are used for driving two splint (13) reciprocate to be close to in order to press from both sides tight leather (3), or move to keeping away from each other in order to loosen leather (3).

2. The clamp for pulling leather according to claim 1, wherein the clamping plate (13) comprises a cross bar (131) and a plurality of longitudinal bars (132), the longitudinal bars (132) are horizontally arranged along the front-back direction and are distributed at intervals along the left-right direction, the cross bar (131) is arranged along the left-right direction, and each longitudinal bar (132) is connected with the cross bar (131).

3. The clamp for pulling leather according to claim 2, wherein the clamping plate (13) has a plurality of cross bars (131), the plurality of cross bars (131) are spaced apart in the front-rear direction, and the plurality of vertical bars (132) and the plurality of cross bars (131) are connected in a grid shape.

4. A clamping member for pulling leather according to claim 3, wherein the connecting member (11) comprises a plurality of "U" -shaped connecting rods (111), the notches of the plurality of connecting rods (111) are all distributed forward and at intervals along the left-right direction, each connecting rod (111) is penetrated left and right, the rear sides of two clamping plates (13) are all extended into the grooves of the plurality of connecting rods (111), the upper ends of the clamping plates (13) positioned above are connected with the upper sides of the plurality of connecting rods (111), and the first driving member (12) is installed on the lower sides of the plurality of connecting rods (111), and the driving ends of the first driving member are upward and are in transmission connection with the clamping plates (13) positioned below.

5. The clamp for pulling a leather material according to claim 4, wherein the first driving member (12) comprises a plurality of sliding table cylinders (121), the plurality of sliding table cylinders (121) are in one-to-one correspondence with the plurality of connecting rods (111), each sliding table cylinder (121) is installed at the lower side of the corresponding connecting rod (111), the telescopic end of each sliding table cylinder (121) faces upwards and is connected with the clamping plate (13) located below, and the plurality of sliding table cylinders (121) synchronously extend to drive the clamping plate (13) located below to move up and down to be close to or far away from the clamping plate (13) located above.

6. The clamping member for pulling a leather material according to any one of claims 1 to 5, further comprising a supporting rod (14), wherein the supporting rod (14) is horizontally disposed in the front-rear direction, the front end of the supporting rod (14) is connected to the middle portion of the rear side of any one of the clamping plates (13), and the rear end of the supporting rod (14) protrudes from the rear of the connecting member (11).

7. The leather traction mechanism is characterized by comprising a two-dimensional moving part (2) and the leather traction clamping part (1) according to claim 6, wherein the rear end of the supporting rod (14) is in transmission connection with the driving end of the two-dimensional moving part (2), and the two-dimensional moving part (2) is used for driving the leather traction clamping part (1) to draw the leather (3) to perform two-dimensional movement.

8. The leather traction mechanism according to claim 7, wherein the two-dimensional moving piece (2) is a two-shaft electric sliding table.

9. The leather traction mechanism according to claim 7, further comprising a second driving member (4), wherein the rear end of the supporting rod (14) is connected with the driving end of the two-dimensional moving member (2) in an up-down swinging manner, and the second driving member (4) is installed at the driving end of the two-dimensional moving member (2) and is used for driving the clamping member (1) for leather traction to swing up-down so as to adjust the direction of the clamping opening.

10. The leather traction mechanism according to claim 9, wherein the second driving member (4) is a telescopic cylinder, the second driving member (4) is hinged to the driving end of the two-dimensional moving member (2), the telescopic end of the second driving member is downward and hinged to the rear end of the supporting rod (14), the hinge position of the telescopic end of the second driving member (4) and the supporting rod (14) is located in front of the hinge position of the supporting rod (14) and the driving end of the two-dimensional moving member (2), and the second driving member (4) stretches or contracts to drive the leather traction clamping member (1) to swing up and down.