CN212602017U

CN212602017U - Following type cutting mechanism and code spraying, pressing and cutting machine

Info

Publication number: CN212602017U
Application number: CN202021025473.4U
Authority: CN
Inventors: 吴昊宇
Original assignee: Backer Heating Technologies Shenzhen Co Ltd
Current assignee: Backer Heating Technologies Shenzhen Co Ltd
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2021-02-26
Anticipated expiration: 2030-06-05

Abstract

The utility model discloses a following type cutting mechanism and a code spraying and pressing cutting machine, which comprises a tool rest and a cutting tool assembly arranged on the tool rest; the tool rest driving device is connected with the tool rest and is used for driving the tool rest to move along the conveying direction of the material to be cut; and the cutting power device is connected with the cutter assembly and is used for driving the cutter assembly to cut off the material to be cut. The cutter component cuts the material to be cut while moving along with the material to be cut, so that the phenomenon that the cut end of the flexible base material which is continuously conveyed collides with the surface of the cutter component to cause the cut edge to be rolled up is avoided.

Description

Following type cutting mechanism and code spraying, pressing and cutting machine

Technical Field

The utility model relates to a flexible circuit board production field especially relates to a following guillootine and spout a yard pressfitting guillootine.

Background

The flexible printed circuit board is a flexible printed circuit board which is made of polyimide or polyester film as a base material and has high reliability and excellent performance. The flexible printed circuit board or FPC for short has the characteristics of high wiring density, light weight and thin thickness.

In the production process of the flexible circuit board, the whole roll of flexible base material needs to be unreeled and then pressed, and the code is sprayed. And then cutting the conveyed strip-shaped flexible base material into small pieces, wherein in the traditional cutting mode, a fixed cutting mechanism is adopted, namely a cutter assembly is suspended at a fixed position on a conveying path, the conveying device continuously conveys the strip-shaped flexible base material to the position below the cutter assembly, and the cutter assembly is started and cuts off the strip-shaped flexible base material to achieve the cutting purpose.

However, the existing flexible substrate is continuously conveyed, that is, after the cutting assembly cuts the flexible substrate, the cutting assembly is not moved in the conveying direction of the flexible substrate, and then the cut end of the continuously conveyed flexible substrate collides with the surface of the cutting assembly, so that the edge of the flexible substrate, which collides with the surface of the cutting assembly, is curled up, and if the cutting assembly is long in the cutting direction, the time for retracting the cutting assembly is long, so that the curling time of the flexible substrate is long, the curling range is enlarged, and the product quality is poor.

Accordingly, the prior art is yet to be improved and developed.

SUMMERY OF THE UTILITY MODEL

In view of above-mentioned prior art not enough, the utility model aims to provide a following formula cuts mechanism and spouts a yard pressfitting guillootine, through the direction of delivery motion of drive knife rest edge waiting to cut the material to make cutter unit can follow and wait to cut the equidirectional removal of material, cut off when cutter unit follows and waits to cut the material and remove and wait to cut the material, thereby avoid the one end that the flexible substrate that continues to carry cuts off to hit on the cutter unit face and the side cut that leads to is rolled up, improve product quality.

The technical scheme of the utility model as follows:

a following type cutting mechanism comprises a tool rest and a cutting tool assembly arranged on the tool rest;

the tool rest driving device is connected with the tool rest and is used for driving the tool rest to move along the conveying direction of the material to be cut;

and the cutting power device is connected with the cutter assembly and is used for driving the cutter assembly to cut off the material to be cut.

Further, the tool rest comprises a bottom plate connected to the tool rest driving device;

the support plates are arranged on two sides of the bottom plate side by side along the width direction, and materials to be cut conveyed along the length direction are arranged between the support plates on the two sides;

the cutting knife comprises a support plate, a cutting knife component and a guide groove, wherein the guide groove is formed in the support plate and arranged along the downward cutting direction of the cutting knife component, and the two ends of the cutting knife component along the width direction are located in the guide groove and slide.

Further, the cutter assembly includes: the mounting rod is arranged along the width direction, and two ends of the mounting rod are respectively clamped, embedded and slid in the guide grooves;

the paper cutter is fixedly arranged on the mounting rod along the width direction, and a paper cutting blade is arranged on one end of the paper cutter facing the material to be cut.

Furthermore, a positioning table is arranged in the guide groove, first bearings are respectively arranged on two sides of the positioning table in the width direction, and the first bearings on the two sides are sleeved on the mounting rod.

Further, a paper feeding table is arranged on the bottom plate and used for bearing the moving material to be cut; the paper feeding table is fixedly connected with a lower cutter, and the lower cutter is used for being matched with the paper cutter to cut the material to be cut.

Further, still including the pressure sword device, the pressure sword device includes:

the pressing cutter plate is fixedly arranged on the paper cutter, and one end of the pressing cutter plate is pressed against and pressed on the end face, facing the feeding direction of the material to be cut, of the lower cutter;

the swinging rod is fixedly connected to the mounting rod and is positioned at one end far away from the cutter pressing plate;

a second bearing disposed on the sway bar;

and the electromagnetic push block is arranged on the tool rest and is abutted against and tightly presses the second bearing.

Further, the cutting power device comprises:

the cutting motor is independently arranged with the cutter frame;

the rotating disc is connected with the cutting motor;

and one end of the connecting rod is hinged to the rotating disc, the other end of the connecting rod is hinged to the mounting rod, and one end of the connecting rod, which is hinged to the rotating disc, deviates from the rotating center of the rotating disc.

Furthermore, the cutting power device also comprises a transmission rod arranged along the width direction, and the transmission rod is driven by the cutting motor to rotate; the two rotating discs are respectively positioned at two ends of the transmission rod; the connecting rod is provided with two, two the connecting rod is connected respectively on two the rolling disc.

Further, still including the workstation, knife rest drive arrangement includes:

the driving motor is fixedly arranged on the workbench;

the ball screw assembly is arranged along the conveying direction of the material to be cut in an extending mode, and is connected with the driving motor and drives the sliding table to move.

Based on the same utility model concept, the scheme also provides a code spraying, pressing and cutting machine, wherein the code spraying, pressing and cutting machine comprises a conveying device, and the conveying device is used for conveying materials to be cut;

the code spraying device is positioned above the conveying device and is used for spraying the material to be cut on the conveying device; and

the following cutting mechanism is positioned at one end of the material to be cut sent out by the conveying device.

The beneficial effect of this scheme: the utility model provides a pair of following formula cuts mechanism and spouts a yard pressfitting guillootine, in this scheme knife rest drive arrangement connects the knife rest is used for the drive the knife rest is along the direction of delivery motion of waiting to cut the material, has suspended on the knife rest and has cut cutter unit spare, cuts power device and connects cutter unit spare, at the knife rest with wait to cut the material syntropy when moving, cuts power device drive cutter unit spare cuts wait to cut the material to the realization is cut the following formula of waiting to cut the material, waits to cut the material like this and is removing, cutter unit spare also is removing, thereby has avoided the material to remove and cutter unit spare motionless leads to continuing to carry wait to cut the material and hit cutter unit spare face on, waits to cut the problem that the side cut of material was rolled up, improves product quality.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of a following cutting mechanism according to the present invention;

fig. 2 is a schematic structural diagram of another view angle of an embodiment of a following cutting mechanism according to the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is an enlarged view of portion B of FIG. 2;

fig. 5 is a schematic structural diagram of the following cutting mechanism according to the present invention after the knife rest structure is hidden.

The reference numbers in the figures: 100. a work table; 200. a tool holder driving device; 210. a drive motor; 220. A synchronous belt; 230. a ball screw assembly; 231. a sliding table; 240. a guide rail slider structure; 300. A tool holder; 310. a base plate; 320. a mounting plate; 330. a guide groove; 331. a positioning table; 340. A paper feeding table; 341. a lower cutter; 350. adjusting the screw; 360. a paper guide frame; 400. a cutting power device; 410. cutting the motor; 420. rotating the disc; 430. a connecting rod; 440. a fisheye joint; 450. a transmission rod; 460. a gear set; 500. a cutter assembly; 510. mounting a rod; 520. a first bearing; 530. a paper cutter; 531. cutting a paper blade; 600. a knife pressing device; 610. pressing a cutter plate; 620. A swing lever; 630. a second bearing; 640. an electromagnetic push block; 700. a material to be cut; 800. a conveying device.

Detailed Description

The utility model provides a following formula cuts mechanism and spouts a yard pressfitting guillootine, for making the utility model discloses a purpose, technical scheme and effect are clearer, clear and definite, and it is right that the following refers to the drawing and lifts the example the utility model discloses further detailed description. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

For convenience of structural description, in this embodiment, the conveying direction of the material to be cut 700 (flexible substrate) is taken as the length direction, and in the horizontal plane, the direction perpendicular to the conveying direction of the material to be cut 700 is taken as the width direction, and the material to be cut 700 is cut along the width direction, in this embodiment, from the top to the bottom, and the cutting direction is the height direction or the up-and-down direction.

As shown in fig. 1, the present embodiment provides a following cutting mechanism, which includes a worktable 100, the worktable 100 can be disposed on the ground, a tool holder driving device 200 is disposed on the worktable 100, the tool holder driving device 200 is connected with a tool holder 300 and drives the tool holder 300 to move along the conveying direction of a material to be cut 700, a cutting assembly 500 is disposed on the tool holder 300, the cutting assembly 500 is suspended above the material to be cut 700 which is continuously conveyed, a cutting power device 400 is disposed on the worktable 100, the cutting power device 400 does not move along with the tool holder 300, and the cutting power device 400 is connected with the cutting assembly 500 and is used for driving the cutting assembly 500 to cut the material to be cut 700.

Through the scheme, the tool rest driving device 200 is connected with the tool rest 300 and used for driving the tool rest 300 to move along the conveying direction of the material to be cut 700, the cutter assembly 500 is suspended on the tool rest 300, the cutting power device 400 is connected with the cutter assembly 500, and when the tool rest 300 and the material to be cut 700 move in the same direction, the cutting power device 400 drives the cutter assembly 500 to cut the material to be cut 700, so that the following cutting of the material to be cut 700 is realized, the material to be cut 700 moves, the cutter assembly 500 also moves, and the problems that the material to be cut 700 moves, the cutter assembly 500 does not move, the material to be cut 700 collides with the surface of the cutter assembly 500, and the cut edge of the material to be cut 700 is rolled up due to the fact that the material to be cut 700 is continuously conveyed due to. The product quality is improved through the scheme.

As shown in fig. 2, the specific structure of this embodiment is: the tool holder driving device 200 comprises a driving motor 210 fixedly connected to the worktable 100 through a screw, a rotating shaft of the driving motor 210 is connected with a ball screw assembly 230 with a sliding table 231 through a synchronous belt 220, the ball screw assembly 230 extends along the conveying direction of the material to be cut 700, the ball screw assembly 230 is powered by the driving motor 210 to drive the sliding table 231 to move, and the tool holder 300 is connected to the sliding table 231, so that the tool holder 300 moves along the conveying direction of the material to be cut 700 through the driving of the sliding table 231. The ball screw assembly 230 further comprises a guide rail and slider structure 240, the guide rail is disposed on the upper surface of the worktable 100, the slider slides directionally on the guide rail, the slider is connected to the bottom of the tool holder 300, and the stable sliding of the tool holder 300 is realized through the guide rail and slider structure 240.

The tool holder 300 comprises a bottom plate 310 connected to the tool holder driving device 200, the bottom plate 310 is connected to the sliding table 231, two support plates 320 are arranged on the bottom plate 310, the two support plates 320 are arranged side by side along the width direction, and a material to be cut 700 conveyed along the length direction is arranged between the support plates 320 at two sides; the support plate 320 is provided with a guide groove 330, the guide groove 330 extends along the downcutting direction, that is, the guide groove 330 is arranged along the up-down direction, and the two ends of the cutter assembly 500 along the width direction are located in the guide groove 330 and slide. The guide groove 330 thus allows the cutter assembly 500 to be directionally moved in the up-and-down direction, thereby achieving stable cutting of the material to be cut 700 below the cutter assembly 500.

The cutter assembly 500 comprises an installation rod 510, the installation rod 510 is arranged along the width direction, and two ends of the installation rod 510 are respectively embedded and slid in the guide groove 330; as shown in fig. 3, in order to facilitate the sliding of the mounting rod 510, a positioning table 331 is disposed in the guide groove 330, the positioning table 331 surrounds a circle along the inner wall of the guide groove 330, first bearings 520 are disposed on both sides of the positioning table 331 along the width direction, the first bearings 520 on both sides are sleeved on the mounting rod 510, that is, two first bearings 520 are sleeved on each end of the mounting rod 510, the outer ring of each first bearing 520 abuts against the inner wall of the guide groove 330 to roll up and down, so as to drive the mounting rod 510 to move up and down, a gap is disposed between the two first bearings 520 on the same end, and the positioning table 331 is clamped in the gap, so that the side surfaces of the outer rings of the two first bearings 520 abut against the side surfaces of the positioning table 331, so that the mounting rod 510 does not deviate in the width direction. A paper cutter 530 is fixedly connected to the mounting rod 510 by a screw, the paper cutter 530 is fixedly disposed along the width direction, and a paper cutting edge 531 is formed at one end of the paper cutter 530 facing the material 700 to be cut. The mounting bar 510 is connected to the cutting power unit 400 such that when the mounting bar 510 is moved downward by the power provided by the cutting power unit 400, the material 700 to be cut is cut by the cutting blade 530, and the cutting blade 531 makes the cutting blade 530 sharper, which is more advantageous for cutting the material to be cut.

As shown in fig. 2 and 4, a paper feeding table 340 is disposed on the bottom plate 310, and the paper feeding table 340 is used for carrying a moving material 700 to be cut; a lower cutter 341 is fixedly connected to the paper feeding table 340, and the lower cutter 341 is used for cutting the material to be cut 700 by matching with the paper cutter 530. When the front end of the material to be cut 700 is fed onto the feeding table 340, the rear end of the material to be cut 700 is still fed by the feeding means 800 since the material to be cut 700 is connected, and when the material to be cut 700 is fed to a position where cutting is required, the cutter holder 300 is moved in synchronization with the material to be cut 700 by the driving of the cutter holder driving means 200, and during the synchronization movement for a short distance, the cutting power means 400 is activated, and the cutter 530 in the cutter assembly 500 cuts the material to be cut 700 downward.

The paper feeding table 340 is adjustably disposed on the base plate 310, and if the paper feeding table 340 is connected to the base plate 310 by inserting screws into a kidney-shaped hole (not shown in the drawings), as shown in fig. 1, one end surface of the paper feeding table 340 along the length direction abuts against the adjusting screw 350, and the position of the paper feeding table 340 in the length direction is adjusted, so that the paper cutter 530 and the lower cutter 341 can be engaged to cut the material 700 to be cut.

As shown in fig. 2 and 5, the cutting power device 400 includes: the cutting motor 410 is fixedly connected to the lower surface of the workbench 100 through screws, and the cutting motor 410 and the tool rest 300 are arranged independently, namely the cutting motor 410 does not move along with the tool rest 300; the cutting motor 410 is connected with a rotating disc 420, and the cutting motor 410 drives the rotating disc 420 to rotate. A connecting rod 430 is connected to the rotary disk 420, one end of the connecting rod 430 is hinged to the rotary disk 420 and the other end is hinged to the mounting rod 510, and one end of the connecting rod 430 hinged to the rotary disk 420 is deviated from the rotation center of the rotary disk 420. Namely, the rotating disc 420 and the connecting rod 430, the connecting rod 430 is connected with the mounting rod 510, thus forming a slider-crank mechanism; since the connecting rod 430 is eccentrically disposed on the rotary disk 420, when the rotary disk 420 rotates, the connecting rod 430 is driven to drive the mounting rod 510 to move up and down in the vertical direction. The connecting rod 430 is hinged to the rotating disc 420 through a fisheye joint 440, the connecting rod 430 is hinged to the mounting rod 510 through the fisheye joint 440, the fisheye joint 440 is also a self-lubricating rod end joint bearing, and the moving distance of the tool holder 300 following the material 700 to be cut is very small, namely the amplitude of the connecting rod 430 following the swing of the tool holder 300 is small. During the swing of the connecting rod 430 and the movement of the tool holder 300, the hinge position of the rotary disk 420 is lowermost and the cutter 530 is lowermost when the rotary disk 420 rotates, so that the material 700 to be cut is cut, and the cutter 530 is uppermost when the hinge position of the rotary disk 420 is uppermost when the hinge position rotates. The rotary disk 420 is rotated by the driving of the cutting motor 410, thereby performing the up-and-down reciprocating motion of the cutter 530 to perform a paper cutting function.

As shown in fig. 5, in order to stabilize the stress on the cutter assembly 500, the cutting power device 400 further includes a transmission rod 450 arranged along the width direction, the transmission rod 450 is connected with a gear set 460, the gear set 460 is connected with the cutting motor 410, and the transmission rod 450 is rotated by driving the gear set 460 through the cutting motor 410; two rotating disks 420 are arranged, and the two rotating disks 420 are respectively positioned at two ends of the transmission rod 450; the number of the connecting rods 430 is two, and the two connecting rods 430 are respectively connected to the two rotating discs 420. The rotating disks 420 are provided at both ends of the driving lever 450 so as to connect both ends of the mounting lever 510 by the connecting levers 430 at both sides, so that both ends of the mounting lever 510 can be simultaneously stressed, thereby making the driving force of both ends of the cutter 530 in the width direction uniform. Stable cutting of the cutter 530 is achieved.

As shown in fig. 4 and 5, the present embodiment further includes a knife pressing device 600, where the knife pressing device 600 includes: a cutter pressing plate 610 integrally formed on the cutter 530, one end of the cutter pressing plate 610 being pressed against an end surface of the lower cutter 341 facing the feeding direction of the material to be cut 700; a swing rod 620 is fixedly connected to the mounting rod 510 through a screw, and the swing rod 620 is located at one end of the mounting rod 510, which is far away from the knife pressing plate 610. A second bearing 630 is fixedly connected to the swing rod 620, and the second bearing 630 is located at the lower part of the swing rod 620; an electromagnetic push block 640 is fixedly connected to the tool holder 300 through a screw, and the electromagnetic push block 640 presses the second bearing 630 against the second bearing. Thus, the pressing plate 610 abuts against the lower cutting knife 341, the electromagnetic push block 640 at the other end in the width direction exerts pressure on the second bearing 630 through the action of electromagnetic force, the second bearing 630 drives the swinging rod 620 to bear force in the direction opposite to the conveying direction of the material 700 to be cut, the force borne by the swinging rod 620 is transmitted to the mounting rod 510, the mounting rod 510 drives the paper cutter 530, so that the paper cutter 530 approaches the lower cutting knife 341 and approaches the lower cutting knife 341, and the pressing plate 610 abuts against the lower cutting knife 341, and the other end of the pressing plate abuts against the lower cutting knife 341 through the pushing of the electromagnetic push block 640, so that the paper cutter 530 can cling to the lower cutting knife 341. The paper cutting is smoother.

As shown in fig. 4, this scheme still includes paper guide 360, paper guide 360 fixed connection is on knife rest 300, paper guide 360 is located the top of paper feed platform 340, there is the space that is used for waiting to cut material 700 to pass through between paper guide 360 and the paper feed platform 340, press down through paper guide 360 and wait to cut material 700, thereby make and wait to cut material 700 and paper feed platform 340 upper surface subside and tie, when waiting to cut material 700 to cut, the realization is to waiting to cut the support of waiting to cut material 700, do benefit to the cutting of waiting to cut material 700.

Based on the same utility model concept, the scheme also provides a code spraying, pressing and cutting machine, wherein the code spraying, pressing and cutting machine comprises a conveying device 800, and the conveying device 800 is used for conveying the material 700 to be cut; a code spraying device (not shown in the figures) which is located above the conveying device 800 and sprays the material 700 to be cut on the conveying device 800; and the following type cutting mechanism is positioned at one end of the material to be cut 700 sent out by the conveying device 800. The material 700 to be cut is conveyed to the following cutting mechanism through the conveying device 800, and following cutting is achieved.

In summary, the following steps: the utility model provides a following type cuts mechanism and spouts a yard pressfitting guillootine, in this scheme knife rest drive arrangement 200 is connected knife rest 300 and be used for the drive knife rest 300 is along the direction of delivery motion of waiting to cut material 700, and cutter unit 500 has been hung on knife rest 300, cuts power device 400 and connects cutter unit 500, and when knife rest 300 with wait to cut material 700 syntropy motion, cuts power device 400 drive cutter unit 500 cuts off wait to cut material 700 to the realization is treated the following type of cutting material 700 and is cut, waits to cut material 700 like this and is removing, and cutter unit 500 also removes, thereby has avoided the material to remove and cutter unit 500 does not move and leads to continuing to carry wait to cut material 700 and hit cutter unit 500 face, waits to cut the problem that the side cut of material 700 was rolled up, improves product quality.

It is to be understood that the invention is not limited to the above-described embodiments, and that modifications and variations may be made by those skilled in the art in light of the above teachings, and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.

Claims

1. A following type cutting mechanism is characterized by comprising a tool rest and a cutting tool assembly arranged on the tool rest;

2. The trailing cutting mechanism of claim 1, wherein the tool holder includes a base plate connected to the tool holder drive;

3. The trailing cutting mechanism of claim 2, wherein the cutter assembly comprises: the mounting rod is arranged along the width direction, and two ends of the mounting rod are respectively clamped, embedded and slid in the guide grooves;

4. The trailing cutting mechanism according to claim 3, wherein a positioning table is provided in the guide groove, first bearings are provided on both sides of the positioning table in the width direction, and the first bearings on both sides are fitted over the mounting rod.

5. The trailing cutting mechanism according to claim 3, wherein a paper feed table is provided on the base plate for carrying the moving material to be cut; the paper feeding table is fixedly connected with a lower cutter, and the lower cutter is used for being matched with the paper cutter to cut the material to be cut.

6. The trailing cutting mechanism of claim 5, further comprising a blade pressing device, the blade pressing device comprising:

a second bearing disposed on the sway bar;

7. The trailing cutting mechanism of claim 3, wherein the cutting power device comprises:

the cutting motor is independently arranged with the cutter frame;

the rotating disc is connected with the cutting motor;

8. The trailing cutting mechanism of claim 7, wherein the cutting power device further comprises a transmission rod arranged in the width direction, the transmission rod being driven by the cutting motor to rotate; the two rotating discs are respectively positioned at two ends of the transmission rod; the connecting rod is provided with two, two the connecting rod is connected respectively on two the rolling disc.

9. The trailing cutting mechanism of claim 1, further comprising a table, wherein the tool holder drive comprises:

the driving motor is fixedly arranged on the workbench;

10. The utility model provides a spout a yard pressfitting guillootine, its characterized in that includes:

a conveying device for conveying a material to be cut;

the follow-up cutting mechanism according to any one of claims 1 to 9, which is located at an end of the conveying means from which the material to be cut is fed out.