CN211689643U - Horizontal knife assembly and cutting machine - Google Patents

Abstract

The utility model discloses a horizontal sword subassembly, including girder, horizontal sword, image sensor, actuating mechanism and be used for being fixed in the first driving piece and the second driving piece of operation platform both sides, the both ends of girder are equipped with respectively image sensor, actuating mechanism is used for the drive horizontal sword is followed the extending direction reciprocating motion of girder, first driving piece with the second driving piece respectively with the both ends drive of girder is connected, in order to order about the girder is located and with the parallel in-plane motion of operation platform. The utility model also provides a guillootine of having above-mentioned horizontal knife tackle spare. The utility model discloses not only can improve the horizontal cutting precision of guillootine, can improve work efficiency moreover, reduce working cost.

Description

Horizontal knife assembly and cutting machine

Technical Field

The utility model relates to a cut technical field, especially relate to a horizontal knife tackle spare and guillootine.

Background

The cutting machine is widely applied to various fields as equipment for cutting sheets, and particularly in the production industry of pictorial spray painting advertisements, the cutting machine is often required to transversely cut and longitudinally cut a printed canvas.

Currently, cutting machines for canvas cutting typically have a cross blade assembly and a longitudinal blade assembly to cut canvas laterally and longitudinally, respectively. Accordingly, the canvas to be cut is usually printed with positioning mark lines (including transverse mark lines and longitudinal mark lines), and the respective image sensors of the horizontal knife assembly and the longitudinal knife assembly can identify the corresponding positioning mark lines to send the positioning information to the controller, so that the horizontal knife and the longitudinal knife are controlled to cut the canvas respectively.

Specifically, in the transverse cutting of the canvas by the existing cross knife assembly, firstly, the to-be-cut canvas with a positioning marking line is conveyed to a sensing range of an image sensor by a cutting machine through a working platform, the common image sensor is fixed on a girder above the working platform, the girder is fixedly arranged across the working platform, and the cross knife on the girder performs transverse cutting action on the canvas along the girder after the image sensor detects the transverse marking line. However, due to the fixed arrangement mode of the crossbeam, the accuracy of transverse cutting is also insufficient, and a certain position is often required to be reserved for secondary cutting. Therefore, the processing efficiency is reduced, and the processing cost is greatly increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a horizontal subassembly can improve the horizontal cutting precision of guillootine on the one hand, and on the other hand can avoid the secondary to cut to improve machining efficiency and reduce the processing cost.

In order to achieve the above object, the utility model provides a horizontal knife assembly, include: girder, horizontal sword, image sensor, actuating mechanism and be used for being fixed in first driving piece and the second driving piece of operation platform both sides, the both ends of girder are equipped with respectively image sensor, actuating mechanism is used for the drive horizontal sword is followed the extending direction reciprocating motion of girder, first driving piece with the second driving piece respectively with the both ends drive of girder is connected, in order to order about the girder is located and with the parallel in-plane motion of operation platform at it.

Preferably, first driving piece includes first mount pad, first motor, first drive mechanism, first slide rail, first bearing frame, primary shaft and first connecting seat, the one end of first mount pad is used for being connected with operation platform, the other end of first mount pad is fixed with first motor, the top surface of first mount pad is fixed with first slide rail, first motor passes through first drive mechanism drive first bearing frame is followed first slide rail motion, the top of primary shaft vertically the pin joint have the primary shaft, the top of primary shaft is passed through first connecting seat with the one end of girder is connected.

Preferably, the second driving member includes a second mounting seat, a second motor, a second transmission mechanism, a second slide rail, a second bearing seat, a second shaft, a second connecting seat, a position compensating member, and a position compensating seat slidably engaged with the position compensating member, one end of the second mounting seat is used for being connected with the operation platform, the other end of the second mounting seat is fixed with the second motor, the top surface of the second mounting seat is fixed with the second slide rail, the second motor drives the second bearing seat to move along the second slide rail through the second transmission mechanism, the second slide rail is parallel to the first slide rail, the top of the second bearing seat is longitudinally pivoted with the second shaft, the top end of the second shaft is connected with the other end of the girder through the second connecting seat, the position supplementing seat is fixed on the top surface of the second connecting seat, and the position supplementing piece is fixed at the bottom of the girder.

Preferably, the first transmission mechanism includes a first belt transmission member, a first lead screw and two first lead screw seats, the first lead screw seats are fixed on the top surface of the first mounting seat and located at two ends of the first slide rail, two ends of the first lead screw are respectively pivoted to the top ends of the corresponding first lead screw seats, the first motor drives the first lead screw to rotate through the first belt transmission member, a connection hole in threaded connection with the first lead screw is formed in the first shaft seat, and the bottom end of the first shaft seat is configured as a sliding end in sliding fit with the first slide rail; the second transmission mechanism comprises a second belt transmission part, a second screw rod and two second screw rod seats, the second screw rod seats are fixed on the top surface of the second mounting seat and located at two ends of the second sliding rail, two ends of the second screw rod are respectively pivoted to the top ends of the corresponding second screw rod seats, the second motor drives the second screw rod to rotate through the second belt transmission part, a connecting hole in threaded connection with the second screw rod is formed in the second shaft seat, and the bottom end of the second shaft seat is configured to be a sliding end in sliding fit with the second sliding rail.

Preferably, the first transmission mechanism further comprises a first distance sensor disposed on the first screw base, and the second transmission mechanism further comprises a second distance sensor disposed on the second screw base.

Preferably, the driving mechanism comprises a third motor, a third belt transmission part and a third sliding rail, the third motor drives the cross knife to move along the third sliding rail through the third belt transmission part, the cross knife comprises a knife rest and a blade fixed at the bottom end of the knife rest, and the knife rest is provided with a sliding part in sliding fit with the third sliding rail and a connecting part fixedly connected with a conveying belt of the third belt transmission part.

Preferably, the cross cutter further comprises a limiting part fixed on the girder, and the cutter rest further comprises a limiting part in abutting fit with the limiting part.

Preferably, the cross blade assembly further comprises a mounting member having more than one mounting position, and the image sensor is fixed on the girder through the mounting position on the mounting member; and/or the cross cutter assembly further comprises a support and a pressing shaft, the pressing shaft is located below the girder, and two ends of the pressing shaft are connected with the girder through the support.

Preferably, the top surface of the first connecting seat is provided with a limiting groove matched with the end part of the girder in shape.

In order to solve the same technical problem, the utility model also provides a guillootine of having above-mentioned horizontal sword subassembly.

The embodiment of the utility model provides an in the horizontal sword subassembly pass through girder both ends image sensor's monitoring and first driving piece and the joint drive of second driving piece to the girder, can adjust the route that cuts of horizontal sword accurately to make the guillootine that adopts this horizontal sword subassembly can once only accomplish accurately and transversely cut, thereby improve machining efficiency and reduce the processing cost.

Drawings

Fig. 1 is a schematic view of the overall structure of a horizontal knife assembly in an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of FIG. 1 at A;

FIG. 3 is an enlarged view of the point B in FIG. 1;

fig. 4 is a schematic structural diagram of the first driving member according to the embodiment of the present invention;

fig. 5 is a schematic structural diagram of a second driving member according to an embodiment of the present invention;

in the figure, 100, a cross knife assembly; 1. a girder; 2. a transverse cutter; 21. a tool holder; 211. a sliding part; 212. a connecting portion; 213. a limiting part; 22. a blade; 23. a limiting member; 3. an image sensor; 31. a mounting frame; 4. a drive mechanism; 41. a third motor; 42. a third belt drive; 421. a transmission belt; 43. a third slide rail; 5. a first driving member; 51. a first mounting seat; 52. a first motor; 53. a first transmission mechanism; 531. a first belt drive; 532. a first lead screw; 533. a first screw base; 534. a first mounting port; 535. a first distance sensor; 54. a first slide rail; 55. a first bearing housing; 56. a first shaft; 57. a first connecting seat; 571. a limiting groove; 6. a second driving member; 61. a second mounting seat; 62. a second motor; 63. a second transmission mechanism; 631. a second belt drive; 632. a second lead screw; 633. a second screw base; 634. a second mounting opening; 635. a second distance sensor; 64. a second slide rail; 65. a second bearing housing; 66. a second shaft; 67. a second connecting seat; 68. a position supplementing piece; 69. a position supplementing seat; 7. a mounting member; 71. an installation position; 8. a pressing shaft; 81. a support; 811. a recess; 812. and (7) mounting the plate.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1 to 5, the utility model discloses a horizontal sword subassembly 100 of preferred embodiment, including girder 1, horizontal sword 2, image sensor 3, actuating mechanism 4 and be used for being fixed in first driving piece 5 and the second driving piece 6 of operation platform both sides, the both ends of girder 1 are equipped with image sensor 3 respectively, actuating mechanism 4 is used for driving horizontal sword 2 along girder 1's extending direction reciprocating motion, first driving piece 5 and second driving piece 6 are connected with girder 1's both ends drive respectively to order about girder 1 and locate and move with the plane that the operation platform is parallel at it.

When the horizontal knife assembly 100 is used, the canvas to be cut can be transversely cut only by installing the horizontal knife assembly on the cutting machine. Specifically, after the first driving part 5 and the second driving part 6 are fixed on two sides of the working platform of the cutting machine, the first driving part 5 and the second driving part 6 are respectively in driving connection with two ends of the crossbeam 1, so that the crossbeam 1 can cross the working platform, and the crossbeam 1 is a moving track foundation of the cross knife 2, and the transverse cutting of the cutting machine can be realized when the follow-up driving mechanism 4 drives the cross knife 2 to reciprocate along the extending direction of the crossbeam 1; meanwhile, the girder 1 can move in a plane (hereinafter referred to as a transverse plane) where the girder 1 is located and parallel to the work platform under the combined driving of the first driving part 5 and the second driving part 6, so that after the image sensors 3 arranged at the two ends of the girder 1 respectively monitor the position information of the transverse marking lines at the two sides of the canvas to be cut, the first driving part 5 and the second driving part 6 can be controlled to drive the girder 1 to move in the transverse plane, for example, the girder 1 can move forwards and backwards in parallel, or the girder 1 can be inclined in the transverse plane, that is, one end of the girder 1 moves forwards in parallel and the other end of the girder 1 moves backwards in parallel. Therefore, the cutting route of the cross knife 2 can be accurately adjusted through monitoring of the image sensors 3 at the two ends of the crossbeam 1 and joint driving of the first driving piece 5 and the second driving piece 6 on the crossbeam 1, so that the cutting machine adopting the cross knife assembly 100 can accurately finish transverse cutting at one time, thereby improving the processing efficiency and reducing the processing cost.

In order to conveniently and quickly realize the driving action of the first driving member 5 on the end portion of the girder 1, for example, the first driving member 5 may be configured to include a first mounting seat 51, a first motor 52, a first transmission mechanism 53, a first sliding rail 54, a first bearing seat 55, a first shaft 56 and a first connecting seat 57, wherein one end of the first mounting seat 51 is used for being connected with the work platform, the other end of the first mounting seat 51 is fixed with the first motor 52, the top surface of the first mounting seat 51 is fixed with the first sliding rail 54, the first motor 52 drives the first bearing seat 55 to move along the first sliding rail 54 through the first transmission mechanism 53, the top of the first bearing seat 55 is longitudinally pivoted with the first shaft 56, and the top end of the first shaft 56 is connected with one end of the girder 1 through the first connecting seat 57. Like this, when first bearing frame 55 moves along first slide rail 54 under the effect of first motor 52 and first drive mechanism 53, because the top of first bearing frame 55 is connected with the one end of girder 1 through first axle 56, first connecting seat 57, thereby can provide the power of moving to the one end of girder 1 in order to drive this tip of girder 1 also to move along the extending direction of first slide rail 54, and meanwhile, the longitudinal pin joint mode at first axle 56 and first bearing frame 55 top, can provide a revolving force for the tip of girder 1 through first axle 56, thereby guarantee the smooth realization of parallel translation and parallel slope of girder 1.

Correspondingly, the second driving member 6 can be configured to include a second mounting seat 61, a second motor 62, a second transmission mechanism 63, and a second slide rail 64, the second shaft 66 bearing seat 65, the second shaft 66, a second connecting seat 67, a position supplementing piece 68 and a position supplementing seat 69 in sliding fit with the position supplementing piece 68, one end of the second mounting seat 61 is used for being connected with the operation platform, the other end of the second mounting seat 61 is fixed with a second motor 62, the top surface of the second mounting seat 61 is fixed with a second sliding rail 64, the second motor 62 drives the second shaft 66 bearing seat 65 to move along the second sliding rail 64 through a second transmission mechanism 63, the second sliding rail 64 is parallel to the first sliding rail 54, the top of the second shaft 66 bearing seat 65 is longitudinally pivoted with the second shaft 66, the top end of the second shaft 66 is connected with the other end of the girder 1 through the second connecting seat 67, the position supplementing seat 69 is fixed on the top surface of the second connecting seat 67, and the position supplementing piece 68 is fixed on the. In this way, the second drive element 6 can also provide a certain displacement force and a rotational force to the other end of the girder 1, so that in cooperation with the first drive element 5 a movement of the girder 1 in the transverse plane is achieved. The arrangement of the position supplementing piece 68 fully satisfies the inclination of the crossbeam 1 in the transverse plane, so as to expand the moving range of the cross knife 2 and enable transverse cutting to be more accurate.

The specific arrangement of the first transmission mechanism 53 and the second transmission mechanism 63 as an intermediate member for transmitting the driving force of the first motor 52 and the second motor 62 to the girder 1 may be various. Preferably, the first transmission mechanism 53 may be configured to include a first belt transmission member 531, a first lead screw 532 and two first lead screw seats 533, the first lead screw seats 533 are fixed to the top surface of the first mounting seat 51 and located at two ends of the first slide rail 54, two ends of the first lead screw 532 are respectively pivoted to top ends of the corresponding first lead screw seats 533, the first motor 52 drives the first lead screw 532 to rotate through the first belt transmission member 531, a connection hole in threaded connection with the first lead screw 532 is formed in the first shaft 56 seat, and a bottom end of the first shaft 56 seat is configured as a sliding end in sliding fit with the first slide rail 54. The second transmission mechanism 63 may be configured to include a second belt transmission member 631, a second screw rod 632, and two second screw rod seats 633, the second screw rod seats 633 are fixed to the top surface of the second mounting seat 61 and located at two ends of the second slide rail 64, two ends of the second screw rod 632 are respectively pivoted to the top ends of the corresponding second screw rod seats 633, the second motor 62 drives the second screw rod 632 to rotate through the second belt transmission member 631, a connection hole in threaded connection with the second screw rod 632 is disposed on the second shaft 66 seat, and the bottom end of the second shaft 66 seat is configured as a sliding end in sliding fit with the second slide rail 64. Thus, the transmission arrangement combining the belt transmission mode and the screw pair can ensure that the first transmission mechanism 53 and the second transmission mechanism 63 realize stable and accurate transmission.

In addition, a limiting groove 571 matched with the end shape of the girder 1 can be arranged on the top surface of the first connecting seat 57, so that the end of the girder 1 can be stably fixed on the first connecting seat 57, thereby preventing the girder 1 from shaking in the moving process and further improving the transverse cutting precision.

To further improve the accuracy, a first distance sensor 535 may be additionally provided on the first screw base 533 in the first transmission mechanism 53, and a second distance sensor 635 may be additionally provided on the second screw base 633 in the second transmission mechanism 63. Correspondingly, the first screw base 533 is provided with a first mounting opening 534 for fixing the first distance sensor 535, and the second screw base 633 is provided with a second mounting opening 634 for fixing the second distance sensor 635.

In order to improve the motion stability of the cross blade 2, the driving mechanism 4 may be configured to include a third motor 41, a third belt transmission member 42 and a third slide rail 43, which are mounted on the girder 1, the third motor 41 drives the cross blade 2 to move along the third slide rail 43 through the third belt transmission member 42, the cross blade 2 includes a blade holder 21 and a blade 22 fixed to a bottom end of the blade holder 21, and the blade holder 21 has a sliding portion 211 slidably engaged with the third slide rail 43 and a connecting portion 212 fixedly connected to the conveyor belt 421 of the third belt transmission member 42. In this way, the stability of the cross cutter 2 during the transverse cutting process can be improved by the dual limitation of the conveyor belt of the third belt transmission member 42 and the third slide rail 43, so as to further ensure the smooth transverse cutting. The fixed connection between the knife holder 21 and the blade 22 can be detachable or non-detachable, and in this embodiment, the detachable mode is preferred, which is convenient for the assembly, disassembly and maintenance of the horizontal knife 2, and the corresponding blade 22 can be replaced at any time according to the material of the object to be cut.

In order to avoid the deviation from the operation range during the operation of the cross bar 2, for example, the limiting member 23 may be fixed to the girder 1, and the tool rest 21 may be provided with a limiting portion 213 that is in abutting engagement with the limiting member 23. Of course, the specific structure and the matching manner of the limiting element 23 and the limiting part 213 may be various, for example, the limiting element 23 with a snap-in groove shown at one end of the girder 1 in fig. 1 may be matched with the L-shaped limiting part 213, or the block-shaped limiting element 23 shown at the other end of the girder 1 in fig. 1 may be matched with the limiting part 213 formed by the side surface of the tool rest 21.

The image sensor 3 is used as an element for detecting the transverse marking line, the number of the elements is not limited to the number in the embodiment, and the installation position 71 can be realized by adding the installation part 7 with more than one installation position 71 to the transverse cutter assembly 100, so that after the image sensor 3 is installed on the installation frame 31, the installation position 71 on the installation part 7 can be fixed on the girder 1 through the matching of the installation frame 31 and the installation position 71 on the installation part 7, the detection precision is further improved, and the transverse cutting precision is further improved. Of course, the installation manner of the installation piece 7 and the installation position 71 may be various, for example, the long installation piece 7 with one concave end of the girder 1 in fig. 1 may be matched with the special-shaped installation position 71 with the clamping part, or the long installation piece 7 with the other end of the girder 1 in fig. 1 may be matched with the installation positions 71 with the clamping holes on the installation piece 7.

In order to avoid the occurrence of the wrinkles of the canvas to be cut in the transverse cutting process, for example, a bracket 81 and a pressing shaft 8 can be additionally arranged in the transverse knife assembly 100, the pressing shaft 8 is positioned below the girder 1, and two ends of the pressing shaft are connected with the girder 1 through the bracket 81. Thus, the pressing point of the pressing shaft 8 can be close to but can not influence the cutting point of the cross knife 2, so that the cutting position on the canvas to be cut is kept flat, and the transverse cutting precision is further improved. Of course, the configuration of the bracket 81 and the engagement with the pressing shaft 8 may be various, and preferably, the L-shaped bracket 81 with the recess 811 in FIG. 1 is pivotally engaged with the pressing shaft 8, and another mounting plate 812 may be disposed at the joint of the L-shaped bracket 81 and the recess 811, so as to add a plurality of pressing shafts 8.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims (10)

1. A cross knife assembly, comprising: girder, horizontal sword, image sensor, actuating mechanism and be used for being fixed in first driving piece and the second driving piece of operation platform both sides, the both ends of girder are equipped with respectively image sensor, actuating mechanism is used for the drive horizontal sword is followed the extending direction reciprocating motion of girder, first driving piece with the second driving piece respectively with the both ends drive of girder is connected, in order to order about the girder is located and with the parallel in-plane motion of operation platform at it.

2. The cross blade assembly of claim 1, wherein the first driving member comprises a first mounting seat, a first motor, a first transmission mechanism, a first slide rail, a first bearing seat, a first shaft, and a first connecting seat, one end of the first mounting seat is used for connecting with a working platform, the other end of the first mounting seat is fixed with the first motor, the top surface of the first mounting seat is fixed with the first slide rail, the first motor drives the first bearing seat to move along the first slide rail through the first transmission mechanism, the top of the first bearing seat is longitudinally pivoted with the first shaft, and the top end of the first shaft is connected with one end of the crossbeam through the first connecting seat.

3. The cross blade assembly of claim 2, wherein the second driving member comprises a second mounting seat, a second motor, a second transmission mechanism, a second slide rail, a second bearing seat, a second shaft, a second connecting seat, a compensation member, and a compensation seat slidably engaged with the compensation member, one end of the second mounting seat is used for connecting with a working platform, the other end of the second mounting seat is fixed with the second motor, the top surface of the second mounting seat is fixed with the second slide rail, the second motor drives the second bearing seat to move along the second slide rail through the second transmission mechanism, the second slide rail is parallel to the first slide rail, the top of the second bearing seat is longitudinally pivoted with the second shaft, the top end of the second shaft is connected with the other end of the crossbeam through the second connecting seat, and the compensation seat is fixed on the top surface of the second connecting seat, the position supplementing piece is fixed at the bottom of the girder.

4. The horizontal knife assembly according to claim 3, wherein the first transmission mechanism comprises a first belt transmission member, a first lead screw and two first lead screw seats, the first lead screw seats are fixed on the top surface of the first mounting seat and located at two ends of the first slide rail, two ends of the first lead screw are respectively pivoted to the top end of the corresponding first lead screw seat, the first motor drives the first lead screw to rotate through the first belt transmission member, the first shaft seat is provided with a connecting hole in threaded connection with the first lead screw, and the bottom end of the first shaft seat is configured as a sliding end in sliding fit with the first slide rail; the second transmission mechanism comprises a second belt transmission part, a second screw rod and two second screw rod seats, the second screw rod seats are fixed on the top surface of the second mounting seat and located at two ends of the second sliding rail, two ends of the second screw rod are respectively pivoted to the top ends of the corresponding second screw rod seats, the second motor drives the second screw rod to rotate through the second belt transmission part, a connecting hole in threaded connection with the second screw rod is formed in the second shaft seat, and the bottom end of the second shaft seat is configured to be a sliding end in sliding fit with the second sliding rail.

5. The cross-blade assembly of claim 4 wherein the first drive mechanism further comprises a first distance sensor disposed on the first screw base and the second drive mechanism further comprises a second distance sensor disposed on the second screw base.

6. The cross blade assembly of claim 1 wherein said drive mechanism includes a third motor mounted to said frame, a third belt drive, and a third slide rail, said third motor driving said cross blade along said third slide rail via said third belt drive, said cross blade including a blade carrier and a blade secured to a bottom end of said blade carrier, said blade carrier having a sliding portion slidably engaged with said third slide rail and a connecting portion fixedly connected to a conveyor belt of said third belt drive.

7. The cross blade assembly of claim 6 wherein the cross blade further comprises a stop member secured to the longeron, and the blade carrier further comprises a stop portion in abutting engagement with the stop member.

8. The cross blade assembly of claim 1 further comprising a mounting member having more than one mounting location, the image sensor being secured to the longerons by the mounting locations on the mounting member; and/or the cross cutter assembly further comprises a support and a pressing shaft, the pressing shaft is located below the girder, and two ends of the pressing shaft are connected with the girder through the support.

9. The horizontal knife assembly of claim 2, wherein the top surface of the first connecting seat is provided with a limiting groove matched with the shape of the end of the girder.

10. A guillootine, its characterized in that includes: the cross knife assembly of any one of claims 1-9.

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