CN212635968U

CN212635968U - Half-cutting cutter structure with fixing assembly

Info

Publication number: CN212635968U
Application number: CN202021493843.7U
Authority: CN
Inventors: 黄明月
Original assignee: Khemed Industries Co Pte Ltd
Current assignee: Khemed Industries Co Pte Ltd
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-03-02
Anticipated expiration: 2030-07-24

Abstract

The utility model relates to a half absolutely divides cutter structure with fixed subassembly, including the cutter body fixing base, pass the leading pole of cutter body fixing base, set up in the cutter unit of leading pole head and set up in the feed adjustment handle of leading pole afterbody, the cutter unit including set up cutter fixing base 5 on leading pole, set up tool bit on cutter fixing base, set up the branch cutter on the tool bit and will divide the fixed subassembly of cutter fixing on the tool bit. The utility model discloses make it divide the cutter fastening on the tool bit, divide and have the clearance between cutter and the tool bit hardly, improved the quality and the efficiency of production.

Description

Half-cutting cutter structure with fixing assembly

Technical Field

The utility model relates to a technical field is cut to the coiled material, especially relates to a half absolutely divides cutter structure with fixed subassembly.

Background

With the continuous progress of innovative science and technology, the production and processing scales of electronic products and parts thereof are larger and larger, and the requirements on quality standards are higher and higher. In the production process of high-precision die cutting in modern factories, a new product requires cutting one or more layers of materials to be broken, other layers of materials must be kept intact, the total thickness of the common multilayer materials is only about 0.1 mm, the requirements of the new product on the depth cutting precision are continuously improved, and the common precision requirement is 0.01 mm.

However, the current slitting knife device adopts a fixed mode for the slitting knife, so that a gap exists between the slitting knife and the clamping block, and the slitting knife is rocked left and right with small amplitude when cutting, so that the quality of a slit product is not up to the standard.

Disclosure of Invention

The utility model aims to solve the technical problem that a half absolutely divides cutter structure with fixed subassembly is provided, and it divides the cutter fastening on the tool bit, divides and has not had the clearance between cutter and the tool bit almost, has improved the quality and the efficiency of production.

The utility model provides a technical scheme that its technical problem adopted is: a half-breaking cutter dividing structure with a fixing component comprises a cutter body fixing seat, a main guide rod penetrating through the cutter body fixing seat, a cutter component arranged at the head of the main guide rod and a feed adjusting handle arranged at the tail of the main guide rod, wherein the cutter component comprises a cutter fixing seat arranged on the main guide rod, a cutter head arranged on the cutter fixing seat, a cutter dividing cutter arranged on the cutter head and a fixing component for fixing the cutter dividing cutter on the cutter head, two pressing arms are arranged on the cutter head, two through holes which are symmetrical to each other are arranged on the pressing arms, the fixing component comprises an axle center, a screw matched with the axle center and a bearing arranged at the center of the cutter dividing cutter, the cutter dividing cutter rotates around the axle center through the bearing, a threaded hole is arranged on the axle center, after the axle center and the screw penetrate through the through holes respectively, the screw is screwed, thereby fastening the slitting knife to the knife head.

More specifically, the main guide rod comprises a large cylinder, a small cylinder and a convex part at the intersection position of the large cylinder and the small cylinder, the cutter assembly is arranged at the free end part of the large cylinder, and the feed adjusting handle is arranged at the free end part of the small cylinder; the two ends of the cutter body fixing seat are provided with limiting plates for blocking the protrusions, and the protrusions are arranged in the middle of the two limiting plates.

Further specifically, a cutter shield with an opening at the bottom is arranged on the outer side of the dividing cutter, and the bottom of the dividing cutter is exposed out of the bottom of the cutter shield.

Further specifically, the side face of the cutter shield is provided with a wool felt, and the bottom face of the wool felt is abutted to the cutting edge face of the slitting knife.

Further specifically, the side surface of the cutter shield is provided with a mounting hole for inserting and mounting wool felt.

Further specifically, the mounting hole is a rectangular hole, and the structure of the wool felt is the same as that of the mounting hole and is matched with the mounting hole.

More specifically, the two mounting holes are respectively arranged on the left side and the right side of the cutter shield and are symmetrical to each other.

Further specifically, the periphery of one end, close to the cutter body fixing seat, of the feed adjusting handle is provided with a scale digital display.

More specifically, the dividing cutter is a circular cutter or a tooth-shaped cutter.

The utility model has the advantages that: after adopting above-mentioned structure for divide the cutter fastening on the tool bit, divide and hardly have the clearance between cutter and the tool bit, improved the quality and the efficiency of production.

Drawings

Fig. 1 is a schematic exploded view of the present invention;

FIG. 2 is a schematic view of an assembly structure of the present invention;

FIG. 3 is a schematic view of the main guide bar of the present invention;

fig. 4 is a cross-sectional view of the inventive cutter assembly.

In the figure: 1. a cutter body fixing seat; 2. a main leader; 21. a large cylinder; 22. a small cylinder; 23. a boss portion; 3. a cutter assembly; 4. a feed adjusting handle; 5. a cutter fixing seat; 51. a cutter head; 52. a slitting knife; 511. a pressing arm; 522. a through hole; 61. an axis; 62. a screw; 611. a threaded hole; 7. a tool guard; 71. wool felt; 72. mounting holes; 8. and a limiting plate.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1, 2 and 4, a half-broken slitting knife structure with a fixed assembly comprises a knife body fixing seat 1, a main guide rod 2 penetrating through the knife body fixing seat 1, a knife assembly 3 arranged at the head of the main guide rod 2 and a feeding adjustment handle 4 arranged at the tail of the main guide rod 2, wherein the knife assembly 3 comprises a knife fixing seat 5 arranged on the main guide rod 2, a knife head 51 arranged on the knife fixing seat 5, a slitting knife 52 arranged on the knife head 51 and a fixed assembly for fixing the slitting knife 52 on the knife head 51, and is characterized in that the knife head 51 is provided with two pressing arms 511, two through holes 522 symmetrical to each other are arranged on the pressing arms 511, the fixed assembly comprises a shaft center 61, a screw 62 matched with the shaft center 61 and a bearing arranged at the center of the slitting knife 52, the slitting knife 52 rotates around the shaft center 61 through the bearing, the shaft 61 is provided with a threaded hole 611, and after the shaft 61 and the screw 62 respectively pass through the through hole 522, the screw 62 is screwed into the threaded hole 611 and presses the two pressing arms 511 on the cutter head 51, so that the cutting knife 52 is fastened on the cutter head 51.

As shown in fig. 3, the main leader 2 comprises a large cylinder 21, a small cylinder 22 and a convex part 23 at the intersection position of the large cylinder 21 and the small cylinder 22, the cutter assembly 3 is arranged at the free end part of the large cylinder 21, and the feed adjusting handle 4 is arranged at the free end part of the small cylinder 22; limiting plates 8 for blocking the protruding parts 23 are arranged at two end parts of the cutter body fixing seat 1, and the protruding parts 23 are arranged in the middle parts of the two limiting plates 8; the boss 23 is movable between the two limit plates 8, facilitating adjustment of the cutter assembly 3 in the axial direction of the main leader 2.

Based on the above structure, in order to further ensure the safety, the cutter guard 7 with an open bottom is arranged outside the cutting knife 52, and the bottom of the cutting knife 52 extends below the bottom of the cutter guard 7.

In order to realize the automatic glue removal of the slitting knife 52 in the work and improve the work efficiency, the side surface of the knife shield 7 is provided with a wool felt 71, and the bottom surface of the wool felt 71 is abutted against the cutting edge surface of the slitting knife 52.

In order to facilitate the installation and removal of the wool felt 71, the side surface of the cutter guard 7 is provided with a mounting hole 72 for inserting and mounting the wool felt 71.

In order to ensure the contact surface of the wool felt 71 and the blade surface of the slitting knife 52 and the stability of the wool felt 71 after being installed, the installation hole 72 is a rectangular hole, and the structure of the wool felt 71 is the same as that of the installation hole 72 and is matched with the installation hole 72.

In order to improve the glue removing effect of the cutting knife 52, the two mounting holes 72 are respectively arranged at the left side and the right side of the knife shield 7 and are symmetrical to each other.

In order to be able to visually control the height adjustment of the main guide rod 2 and further control the cutting depth of the slitting knife 52, the periphery of one end of the feed adjusting handle 4 close to the knife body fixing seat 1 is provided with a scale digital display.

The kind of the cutting blade 52 may be various forms such as a circular blade, a toothed blade, etc.

In conclusion, the structure of the slitting knife 52 ensures that the slitting device can work without being driven by a motor, thereby reducing the production cost; the use of the tool guard 7 increases the safety of production; the wool felt 71 with the bottom contacting with the blade surface of the slitting knife 52 is additionally arranged on the knife shield 7 to realize the glue removing action of the slitting knife 52 during working, and the device of the slitting knife 52 does not need to be stopped to remove glue.

The present application has been described in connection with only the presently preferred embodiments with the understanding that the present disclosure is not to be considered as limiting, and the present application is not limited to the examples described above, but rather, it is to be understood that changes, modifications, additions or substitutions that are within the spirit and scope of the application by one of ordinary skill in the art are included.

Claims

1. A half-breaking cutter dividing structure with a fixed assembly comprises a cutter body fixing seat (1), a main guide rod (2) penetrating through the cutter body fixing seat (1), a cutter assembly (3) arranged at the head of the main guide rod (2) and a feed adjusting handle (4) arranged at the tail of the main guide rod (2), wherein the cutter assembly (3) comprises a cutter fixing seat (5) arranged on the main guide rod (2), a cutter head (51) arranged on the cutter fixing seat (5), a cutter dividing cutter (52) arranged on the cutter head (51) and a fixed assembly for fixing the cutter dividing cutter (52) on the cutter head (51), and is characterized in that two pressing arms (511) are arranged on the cutter head (51), two through holes (522) which are symmetrical with each other are arranged on the pressing arms (511), and the fixed assembly comprises an axis (61), a screw (62) matched with the axis (61) and a bearing (63) arranged at the center of the cutter dividing cutter (52), the cutting knife (52) rotates around an axis (61) through a bearing (63), a threaded hole (611) is formed in the axis (61), after the axis (61) and a screw (62) respectively penetrate through a through hole (522), the screw (62) is screwed into the threaded hole (611) and presses two pressing arms (511) on the knife head (51), and therefore the cutting knife (52) is fastened on the knife head (51).

2. The half-breaking slitting knife structure with the fixing assembly according to claim 1, wherein the main guide rod (2) comprises a large cylinder (21), a small cylinder (22) and a convex part (23) at the intersection position of the large cylinder (21) and the small cylinder (22), the knife assembly (3) is arranged at the free end part of the large cylinder (21), and the feed adjusting handle (4) is arranged at the free end part of the small cylinder (22); the cutter body fixing seat (1) two ends are provided with limiting plates (8) used for blocking the protruding parts (23), and the protruding parts (23) are arranged in the middle of the two limiting plates (8).

3. The half-cutting and splitting cutter structure with the fixing assembly according to claim 1, wherein a cutter shield (7) with an opening at the bottom is arranged outside the splitting cutter (52), and the bottom of the splitting cutter (52) is exposed out of the bottom of the cutter shield (7).

4. The half-cutting slitting knife structure with the fixing assembly according to claim 3, wherein the side surface of the knife shield (7) is provided with a wool felt (71), and the bottom surface of the wool felt (71) is abutted to the blade surface of the slitting knife (52).

5. The half-cutting and splitting cutter structure with the fixing assembly according to claim 3, wherein the side surface of the cutter shield (7) is provided with a mounting hole (72) for inserting and mounting wool felt (71).

6. The half-cutting and separating cutter structure with the fixing component as claimed in claim 5, wherein the mounting hole (72) is a rectangular hole, and the wool felt (71) and the mounting hole (72) have the same structure and are matched with each other.

7. The half-cutting and splitting cutter structure with the fixing assembly according to claim 5, wherein the number of the mounting holes 72 is two, and the two mounting holes are respectively arranged at the left and right sides of the cutter guard (7) and are symmetrical to each other.

8. The half-cutting and splitting cutter structure with the fixing assembly according to claim 1, wherein a digital scale display is arranged on the periphery of one end of the feed adjusting handle (4) close to the cutter body fixing seat (1).

9. The half-cutting splitting blade structure with the fixing assembly according to claim 1, wherein the splitting blade (52) is a circular blade or a toothed blade.