CN217405887U

CN217405887U - Wear-resisting chopper of pottery

Info

Publication number: CN217405887U
Application number: CN202221893226.5U
Authority: CN
Inventors: 袁义宏; 李欣格
Original assignee: South China University of Technology SCUT
Current assignee: South China University of Technology SCUT
Priority date: 2022-07-21
Filing date: 2022-07-21
Publication date: 2022-09-09
Anticipated expiration: 2032-07-21

Abstract

The utility model relates to a pottery chopper technical field especially relates to a wear-resisting chopper of pottery, including protection casing, chopper body, equidistant the opening of having seted up in chopper body top, the spacing fixture block of the equal fixedly connected with in open-ended inside, the top fixedly connected with fastening top of chopper body, annular through-hole has been seted up to the inside of protection casing, first spacing groove has been seted up to the inner wall of through-hole, the inside of first spacing groove is equipped with supplementary installation mechanism, the second spacing groove has been seted up to the inner wall of through-hole. The utility model discloses an in supplementary installation mechanism to the quick installation of pegging graft of ceramic chopper, drive the contact circular telegram of conductive contact piece and conducting block, and then open electromagnetism centre gripping installation mechanism in step, the two is synchronous to be cooperated, has realized the quick replacement of ceramic chopper jointly, compares in traditional bolted connection mode, and the change efficiency of ceramic chopper is showing and is improving, has good application prospect.

Description

Wear-resisting chopper of pottery

Technical Field

The utility model relates to a pottery chopper technical field especially relates to a wear-resisting chopper of pottery.

Background

The ceramic chopper is an important tool in wire bonding, and the existing ceramic chopper has the following technical defects when being replaced: the ceramic riving knife and the protective shell are disassembled by rotating the bolt, the ceramic riving knife is inserted into the protective shell, the bolt is screwed again to achieve installation, the replacement process is very complicated, and after the ceramic riving knife is screwed through the bolt, the bolt connection part is easy to loosen after the ceramic riving knife works for a long time, the use effect is influenced, and the improvement is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects of complex replacement and easy looseness in the prior art and providing a ceramic wear-resistant cleaver.

In order to realize the purpose, the utility model adopts the following technical scheme:

a ceramic wear-resistant cleaver comprises a protective shell and a cleaver body, wherein openings are formed in the top of the cleaver body at equal intervals, limiting clamping blocks are fixedly connected inside the openings, a fastening top piece is fixedly connected to the top of the cleaver body, an annular through hole is formed in the protective shell, a first limiting groove is formed in the inner wall of the through hole, an auxiliary mounting mechanism is arranged inside the first limiting groove, a second limiting groove is formed in the inner wall of the through hole, an electromagnetic clamping and mounting mechanism is arranged inside the second limiting groove, and the electromagnetic clamping and mounting mechanism is located at the upper end of the auxiliary mounting mechanism;

the auxiliary mounting mechanism comprises a wedge-shaped block which is slidably mounted in a first limiting groove, the side wall of one end, located in the first limiting groove, of the wedge-shaped block is fixedly connected with a sliding rod, the other end of the sliding rod is fixedly connected with a movable plate, the other end of the movable plate is fixedly connected with an elastic ejecting piece, the side wall of the movable plate and the two ends, located in the elastic ejecting piece, of the side wall of the movable plate are symmetrically and fixedly connected with conductive contact pieces, and the other end of the elastic ejecting piece and the inner wall, located in the first limiting groove, of the elastic ejecting piece are symmetrically and fixedly connected with conductive blocks;

electromagnetism centre gripping installation mechanism includes the permanent magnetism pole of slidable mounting in second spacing inslot portion, the one end lateral wall fixed mounting that the permanent magnetism pole is located second spacing inslot portion has the spring, the other end fixedly connected with electro-magnet of spring, the other end fixed connection of electro-magnet is on the inner wall of second spacing groove.

Preferably, the fastening top piece is T-shaped, and the height of the fastening top piece and the distance value between the first limiting groove and the second limiting groove can be adjusted according to the length specification of the cleaver body.

Preferably, the adjacent side walls of the limiting clamping block and the wedge-shaped block are both provided with inclined slopes with the same slope.

Preferably, the first limiting groove and the second limiting groove are arranged at equal intervals along the inner wall of the through hole, and the quantity values of the first limiting groove, the second limiting groove and the opening are kept consistent.

Preferably, the centers of the conductive contact piece and the conductive block are all located on the same horizontal line.

Preferably, the magnetism of the permanent magnet rod is consistent with that of the electromagnet, and one side, far away from the spring, of the permanent magnet rod is provided with a wear-resistant coating.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an auxiliary installation mechanism realizes pegging graft the change to the quick installation of pottery chopper, and it is spacing to realize pegging graft fast of pottery chopper through cooperation setting between wedge, spacing fixture block, first spacing groove, the elasticity top piece simultaneously, has reached the effect of quick installation, has improved the installation effectiveness.

2. The utility model discloses an electromagnetism centre gripping installation mechanism realizes stablizing the centre gripping spacing to ceramic chopper, sets up the stable centre gripping of realization to ceramic chopper through the cooperation between fastening top piece, electro-magnet, spring, the permanent magnetism pole simultaneously, has reached the effect that improves ceramic chopper installation stability, has reduced rocking in the ceramic chopper working process, and then has reduced the wearing and tearing of ceramic chopper, has practiced thrift manufacturing cost, has improved product processingquality.

3. The utility model discloses an in supplementary installation mechanism to the quick installation of pegging graft of ceramic chopper, drive the contact circular telegram of conductive contact piece and conducting block, and then open electromagnetism centre gripping installation mechanism in step, the two is synchronous to be cooperated, has realized the quick replacement of ceramic chopper jointly, compares in traditional bolted connection mode, and the change efficiency of ceramic chopper is showing and is improving, has good application prospect.

Drawings

FIG. 1 is a schematic view of a three-dimensional structure of a ceramic wear-resistant chopper of the present invention;

FIG. 2 is a schematic view of a three-dimensional structure of a chopper body of a ceramic wear-resistant chopper of the present invention;

FIG. 3 is a bottom view structural diagram of a protection housing of the ceramic wear-resistant riving knife of the present invention;

FIG. 4 is a schematic structural diagram of a state before the cutting in the ceramic wear-resistant chopper of the present invention;

fig. 5 is an enlarged schematic view of a structure at a position a in fig. 4 of the ceramic wear-resistant riving knife provided by the utility model;

fig. 6 is a schematic structural diagram of a state when a wedge block slides to the maximum limit in the ceramic wear-resistant chopper of the present invention;

fig. 7 is an enlarged schematic view of a structure at a position B in fig. 6 of the ceramic wear-resistant riving knife provided by the present invention;

FIG. 8 is a schematic structural view of the ceramic wear-resistant chopper after the electromagnetic clamping and mounting mechanism is opened;

fig. 9 is an enlarged schematic view of a structure at C in fig. 8 of the wear-resistant ceramic riving knife of the present invention.

In the figure: 1. a protective housing; 2. a riving knife body; 3. an opening; 4. a limiting clamping block; 5. fastening a top piece; 6. a through hole; 7. a first limit groove; 71. a wedge block; 72. a slide bar; 73. a movable plate; 74. a conductive contact; 75. an elastic top member; 76. a conductive block; 8. a second limit groove; 81. a permanent magnet bar; 82. a spring; 83. an electromagnet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example one

Referring to fig. 1-9, a ceramic wear-resistant chopper comprises a protection shell 1 and a chopper body 2, wherein the top of the chopper body 2 is provided with openings 3 at equal intervals, the inside of each opening 3 is fixedly connected with a limiting clamping block 4, the top of the chopper body 2 is fixedly connected with a fastening top piece 5, the inside of the protection shell 1 is provided with an annular through hole 6, the inner wall of the through hole 6 is provided with a first limiting groove 7, the inside of the first limiting groove 7 is provided with an auxiliary mounting mechanism, the inner wall of the through hole 6 is provided with a second limiting groove 8, the inside of the second limiting groove 8 is provided with an electromagnetic clamping and mounting mechanism, the electromagnetic clamping and mounting mechanism is positioned at the upper end of the auxiliary mounting mechanism, and after the opening 3 at the top of the chopper body 2 is aligned with the first limiting groove 7 in the protection shell 1 during mounting, inserting and mounting the riving knife body 2, and sliding upwards along the inside of the protective shell 1 (as shown in the state of fig. 4);

the auxiliary mounting mechanism comprises a wedge-shaped block 71 which is slidably mounted in the first limiting groove 7, a slide rod 72 is fixedly connected to one end side wall of the wedge-shaped block 71 which is positioned in the first limiting groove 7, a movable plate 73 is fixedly connected to the other end of the slide rod 72, an elastic ejecting member 75 is fixedly connected to the other end of the movable plate 73, conductive contact pieces 74 are symmetrically and fixedly connected to two ends of the side wall of the movable plate 73 which are positioned in the elastic ejecting member 75, conductive pieces 76 are symmetrically and fixedly connected to the other end of the elastic ejecting member 75 which are positioned in the inner wall of the first limiting groove 7, in the process of moving up the riving knife body 2, the limiting clamping block 4 is in pressing contact with the wedge-shaped block 71, so that the wedge-shaped block 71 slides along the inside of the first limiting groove 7, the slide rod 72 and the movable plate 73 synchronously slide, the elastic ejecting member 75 is further in pressing deformation, after the limiting clamping block 4 at the top of the riving knife body 2 completely enters the through hole 6, at this time, the elastic top member 75 is completely compressed (as shown in the state of fig. 6), and at this time, the conductive contacts 74 on both sides of the elastic top member 75 are in contact with the conductive blocks 76 to be powered on, so as to drive the electromagnetic clamping and mounting mechanism to open;

the electromagnetic clamping and mounting mechanism comprises a permanent magnet rod 81 which is slidably mounted in the second limiting groove 8, a spring 82 is fixedly mounted on the side wall of one end, located in the second limiting groove 8, of the permanent magnet rod 81, an electromagnet 83 is fixedly connected to the other end of the spring 82, the other end of the electromagnet 83 is fixedly connected to the inner wall of the second limiting groove 8, after the conductive contact piece 74 of the auxiliary mounting mechanism is contacted and electrified with the conductive block 76, the electromagnet 83 is synchronously opened, and under the action of the electromagnetic magnetic repulsion force, the permanent magnet rod 81 slides towards one side of the fastening top piece 5, so that the spring 82 extends until the permanent magnet rod 81 is clamped on the inner side of the fastening top piece 5, and thus under the action of the electromagnetic repulsion force, the tight clamping (as shown in the state of fig. 8) of the riving knife body 2 is realized, and the stability of the riving knife body 2 after mounting is ensured; when the riving knife body 2 is damaged seriously and needs to be replaced, the electromagnet 83 is closed, the electromagnetic repulsion force disappears, the original extended spring 82 recovers the original length, the riving knife body 2 is pulled out at the moment, the steps are repeated, and the fast replacement of the riving knife body 2 is realized.

Example two

Referring to fig. 1 to 9, the embodiment is substantially the same as the first embodiment, and is more optimized in that the fastening top piece 5 is arranged in a T shape, so that the permanent magnet rod 81 can be clamped at the notch of the fastening top piece 5, thereby clamping and positioning the riving knife body 2, the height of the fastening top piece 5 and the distance between the first limiting groove 7 and the second limiting groove 8 can be adjusted according to the length specification of the riving knife body 2, when riving knife bodies 2 with different lengths are installed, the height of the fastening top piece 5 is ensured to be consistent with the distance between the first limiting groove 7 and the second limiting groove 8, and the permanent magnet rod 81 can be smoothly clamped at the notch of the fastening top piece 5, thereby stably clamping the riving knife bodies 2 with different lengths; the adjacent side walls of the limiting fixture block 4 and the wedge-shaped block 71 are both provided with inclined slopes with the same slope, so that the wedge-shaped block 71 is driven to slide along the inside of the first limiting groove 7 when the two are in extrusion contact; the first limiting groove 7 and the second limiting groove 8 are arranged at equal intervals along the inner wall of the through hole 6, the equal-interval arrangement of the first limiting groove 7 and the second limiting groove 8 realizes the equal sharing of the clamping force on the side wall of the riving knife body 2, the clamping stability is further improved, the number values of the first limiting groove 7, the second limiting groove 8 and the opening 3 are kept consistent, the wedge-shaped block 71, the limiting clamping block 4 and the permanent magnet rod 81 are ensured to be in one-to-one correspondence, and the equal sharing of the circumferential clamping acting force of the riving knife body 2 is realized; the centers of the conductive contact piece 74 and the conductive block 76 are all located on the same horizontal line, so that the conductive contact piece 74 and the conductive block 76 are contacted and electrified in the transverse sliding process of the movable plate 73; the magnetism of permanent magnet pole 81 keeps unanimous with the magnetism of electro-magnet 83, ensure under the effect of electromagnetic repulsion, make permanent magnet pole 81 keep away from electro-magnet 83 one side and slide, thereby make spring 82 extension, it is spacing to the stable joint centre gripping of fastening ejecting member 5 to realize permanent magnet pole 81, one side that spring 82 was kept away from to permanent magnet pole 81 is equipped with wear-resistant coating, reduce ceramic riving knife during operation because of acutely rocking, the extrusion wearing and tearing between permanent magnet pole 81 and the fastening ejecting member 5, the life of ceramic riving knife is prolonged, and the cost is saved.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a wear-resisting chopper of pottery, includes protection casing (1), chopper body (2), its characterized in that: the top of the riving knife body (2) is provided with openings (3) at equal intervals, limiting clamping blocks (4) are fixedly connected inside the openings (3), the top of the riving knife body (2) is fixedly connected with a fastening top piece (5), an annular through hole (6) is formed inside the protective shell (1), a first limiting groove (7) is formed in the inner wall of the through hole (6), an auxiliary mounting mechanism is arranged inside the first limiting groove (7), a second limiting groove (8) is formed in the inner wall of the through hole (6), an electromagnetic clamping and mounting mechanism is arranged inside the second limiting groove (8), and the electromagnetic clamping and mounting mechanism is located at the upper end of the auxiliary mounting mechanism;

the auxiliary mounting mechanism comprises a wedge-shaped block (71) which is slidably mounted in a first limiting groove (7), a slide rod (72) is fixedly connected to one side wall of the wedge-shaped block (71) positioned in the first limiting groove (7), a movable plate (73) is fixedly connected to the other end of the slide rod (72), an elastic ejecting piece (75) is fixedly connected to the other end of the movable plate (73), conductive contact pieces (74) are symmetrically and fixedly connected to two ends of the side wall of the movable plate (73) and positioned in the elastic ejecting piece (75), and conductive blocks (76) are symmetrically and fixedly connected to the other end of the elastic ejecting piece (75) and positioned in the inner wall of the first limiting groove (7);

electromagnetism centre gripping installation mechanism includes permanent magnet pole (81) of slidable mounting in second spacing groove (8) inside, permanent magnet pole (81) are located the inside one end lateral wall fixed mounting of second spacing groove (8) and have spring (82), the other end fixedly connected with electro-magnet (83) of spring (82), the other end fixed connection of electro-magnet (83) is on the inner wall of second spacing groove (8).

2. The ceramic wear-resistant riving knife of claim 1 wherein: the fastening top piece (5) is arranged in a T shape, and the height of the fastening top piece (5) and the distance value between the first limiting groove (7) and the second limiting groove (8) can be adjusted according to the length specification of the cleaver body (2).

3. The ceramic wear-resistant riving knife of claim 1 wherein: the adjacent side walls of the limiting clamping block (4) and the wedge-shaped block (71) are all provided with inclined planes with the same slope.

4. The ceramic wear-resistant riving knife of claim 1 wherein: the first limiting groove (7) and the second limiting groove (8) are formed at equal intervals along the inner wall of the through hole (6), and the quantity values of the first limiting groove (7), the second limiting groove (8) and the opening (3) are kept consistent.

5. The ceramic wear resistant riving knife of claim 1 wherein: the centers of the conductive contact piece (74) and the conductive block (76) are positioned on the same horizontal line.

6. The ceramic wear resistant riving knife of claim 1 wherein: the magnetism of the permanent magnet rod (81) is consistent with that of the electromagnet (83), and one side, far away from the spring (82), of the permanent magnet rod (81) is provided with a wear-resistant coating.