CN220575606U

CN220575606U - Novel grinding wheel scribing machine clamp

Info

Publication number: CN220575606U
Application number: CN202322292797.4U
Authority: CN
Inventors: 王勇; 贾晓霞; 李国龙; 刘帅; 赵子豪
Original assignee: Tianjin Zhengxin Optoelectronic Technology Co ltd
Current assignee: Tianjin Zhengxin Optoelectronic Technology Co ltd
Priority date: 2023-08-24
Filing date: 2023-08-24
Publication date: 2024-03-12
Anticipated expiration: 2033-08-24

Abstract

The utility model relates to the technical field of clamps, in particular to a novel grinding wheel scribing machine clamp which comprises a base arranged in a grinding wheel scribing processing area and used for placing round materials, wherein an installation column is fixedly arranged on the upper surface of the base, a vacuum disc is fixedly arranged at the top end of the installation column, a plurality of vacuum suction discs are embedded in the upper surface of the vacuum disc in a circumferential array mode, a vacuum generator used for vacuumizing the interior of the vacuum disc is arranged in the vacuum disc, a limiting mechanism used for limiting the round materials is arranged on the upper surface of the base, and the limiting mechanism comprises four strip-shaped grooves formed in the upper surface of the base in a circumferential array mode. According to the utility model, the limiting mechanism is arranged, so that the circle center of the circular material and the circle center of the base are positioned on the same central shaft before the clamp is processed in the processing area of the grinding wheel dicing machine, and further the defect that the circular material cannot be positioned on the central position of the vacuum chuck in the prior art is effectively overcome.

Description

Novel grinding wheel scribing machine clamp

Technical Field

The utility model relates to the technical field of clamps, in particular to a novel clamp of a grinding wheel dicing saw.

Background

The grinding wheel dicing saw is a precise numerical control device integrating the technologies of water, gas, electricity, air static pressure high-speed main shaft, precise mechanical transmission, sensor, automatic control and the like. The method is mainly used for the dicing processing of materials such as silicon integrated circuits, light-emitting diodes, lithium niobate, piezoelectric ceramics, gallium arsenide, sapphire, aluminum oxide, ferric oxide, quartz, glass, ceramics, solar cells and the like. In the process of processing the round material, a clamp is required to clamp and position the round material.

Among the prior art, a positioning mechanism for auxiliary cutting of grinding wheel scribing machine with publication number CN212192618U has adopted including "processing box, the motor box is installed to inside one side of processing box, and screw connection has hydraulic assembly directly over the top of motor box, turn to the box is installed to the bottom of motor box, and turns to one side of box and agrees with the grafting and have horizontal axis body, the scheme of processing grinding wheel" has been cup jointed to one side that the horizontal axis body was kept away from the turn to the box, and this scheme combines under the meshing cooperation between drive gear and rack through micro motor, locating plate, sliding column, slide rail, drive gear and rack that sets up, and the rack that receives synchronous effort that micro motor starts the back and will be under the sliding cooperation of sliding column and slide rail, and the rack utilizes the mode of upwards ejecting to assist vacuum adsorption mechanism's dismantlement operation, and later maintenance operation that carries out will be more convenient.

However, the above solution still has some drawbacks, for example, when cutting round materials with different sizes, the round materials are simply placed on the vacuum chuck, and when placing, the placement position of the round materials cannot be precisely controlled, so that a large deviation exists between the center position of the round materials and the ideal position, and thus the cutting accuracy is affected, that is, the above-mentioned patent technology has a defect that the round materials cannot be positioned at the center position on the vacuum chuck.

In view of this, the utility model proposes a new grinding wheel dicing saw fixture.

Disclosure of Invention

The utility model aims to provide a novel clamp of a grinding wheel dicing machine, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the novel clamp for the grinding wheel scribing machine comprises a base which is arranged in a grinding wheel scribing processing area and used for placing round materials, wherein an installation column is fixedly arranged on the upper surface of the base, a vacuum disc is fixedly arranged at the top end of the installation column, a plurality of vacuum suction discs are embedded in the upper surface of the vacuum disc in a circumferential array, a vacuum generator used for vacuumizing the inside of the vacuum disc is arranged in the vacuum disc, and a limiting mechanism used for limiting the round materials is arranged on the upper surface of the base;

the limiting mechanism comprises four strip-shaped grooves formed in the upper surface of the base and a mounting cavity formed in the base, the inner walls of the four strip-shaped grooves are all rotated to be provided with screw rods extending to the inside of the mounting cavity, the inner walls of the mounting cavity are provided with driving motors for driving the four screw rods to rotate simultaneously, the limiting mechanism further comprises Z-shaped limiting plates which are respectively arranged on the inner walls of the four strip-shaped grooves in a sliding mode, and the surfaces of the Z-shaped limiting plates are provided with threaded holes in threaded connection with the surfaces of the screw rods.

As the preferable technical scheme, the output end of the driving motor is fixedly provided with a first conical gear, and one end of each of the four lead screws positioned at the end part of the installation cavity is fixedly provided with a second conical gear, and the first conical gears are respectively meshed with the four second conical gears.

In the preferred technical scheme, among the four screw rods, the screw thread directions of the two transverse screw rods are opposite, and the screw thread directions of the two longitudinal screw rods are opposite.

As the preferable technical scheme, the surfaces of the four Z-shaped limiting plates are provided with protection pads for protecting the surfaces of the round materials, and the protection pads are made of elastic rubber.

As the preferable technical scheme, the top end of the Z-shaped limiting plate is provided with a propping assembly for propping round materials.

As the preferable technical scheme, support tight subassembly including seting up the cylindrical groove on the top of Z style of calligraphy limiting plate to and slide the internal thread section of thick bamboo that sets up at the cylindrical groove inner wall, the top of internal thread section of thick bamboo has set firmly L type and supports tight board, and the bottom of L type supports tight board has set firmly and supports tight dish.

As the preferred technical scheme, support tight subassembly still including rotating the screw thread post that sets up at the cylindricality groove inner wall to and set up at the rotating electrical machines that is used for driving screw thread post pivoted of Z style of calligraphy limiting plate lower surface, the surface of screw thread post and the inner wall threaded connection of internal thread section of thick bamboo, two spacing sliders have been set firmly to the bottom surface of internal thread section of thick bamboo, and the gliding spacing spout of confession spacing slider has been seted up to the inner wall in cylindricality groove.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the limiting mechanism is arranged, so that the circle center of the circular material and the circle center of the base are positioned on the same central shaft before the clamp is processed in the processing area of the grinding wheel dicing machine, and further the defect that the circular material cannot be positioned on the central position of the vacuum chuck in the prior art is effectively overcome.

2. According to the utility model, the abutting assembly is arranged, and after the round material is limited at the center of the base through the four Z-shaped limiting plates, the round material can be tightly adsorbed by the vacuum chuck, so that the stability of the round material during processing is effectively improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic top view of the base of the present utility model;

FIG. 3 is a schematic cross-sectional view of a base of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present utility model;

FIG. 5 is a schematic cross-sectional view of a Z-shaped limiting plate according to the present utility model.

In the figure: 1. a base; 2. a mounting column; 3. a vacuum plate; 4. a vacuum chuck; 5. a limiting mechanism; 501. a screw rod; 502. a driving motor; 503. z-shaped limiting plates; 504. a first bevel gear; 505. a second bevel gear; 506. a protective pad; 6. a tightening assembly; 601. an internal thread cylinder; 602. an L-shaped abutting plate; 603. a pressing disc; 604. a threaded column; 605. a rotating electric machine; 606. and a limit sliding block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

In order to better understand the above technical solutions, the following description will refer to the drawings and specific embodiments.

According to the drawings 1-5, the embodiment of the utility model provides a novel grinding wheel dicing machine clamp, which comprises a base 1 arranged in a grinding wheel dicing processing area and used for placing round materials, wherein an installation column 2 is fixedly arranged on the upper surface of the base 1, a vacuum disc 3 is fixedly arranged at the top end of the installation column 2, a plurality of vacuum suction discs 4 are embedded in the upper surface of the vacuum disc 3 in a circumferential array, a vacuum generator used for vacuumizing the interior of the vacuum disc 3 is arranged in the vacuum disc 3, and a limiting mechanism 5 used for limiting the round materials is arranged on the upper surface of the base 1;

the stop gear 5 is including being the circumference array and seting up four bar grooves at base 1 upper surface to and seting up the installation cavity in base 1 inside, the inner wall in four bar grooves all rotates and is provided with the lead screw 501 that extends to the installation cavity inside, and the inner wall in installation cavity is provided with and is used for driving four lead screws 501 pivoted driving motor 502 simultaneously, and stop gear 5 is still including sliding the Z style of calligraphy limiting plate 503 that sets up at four bar inslot walls respectively, and the screw hole with lead screw 501 surface threaded connection has been seted up to the surface of Z style of calligraphy limiting plate 503.

The output end of the driving motor 502 is fixedly provided with a first conical gear 504, and one end of each of the four lead screws 501 positioned at the end part of the installation cavity is fixedly provided with a second conical gear 505, and the first conical gears 504 are respectively meshed with the four second conical gears 505.

Of the four screws 501, the screw directions of the two screws 501 in the lateral direction are opposite, and the screw directions of the two screws 501 in the longitudinal direction are opposite.

The surfaces of the four Z-shaped limiting plates 503 are provided with protection pads 506 for protecting the surfaces of the round materials, and the protection pads 506 are made of elastic rubber.

According to the utility model, the limiting mechanism 5 is arranged, so that the clamp can place a round material at the end part of the vacuum chuck 4 on the vacuum disk 3 before the processing area of the grinding wheel dicing machine is processed, the driving motor 502 is started to drive the first bevel gear 504 to rotate, the rotation of the first bevel gear 504 drives the four second bevel gears 505 to rotate simultaneously, the four lead screws 501 are driven to rotate, the rotation of the four lead screws 501 drives the four Z-shaped limiting plates 503 to move towards the middle simultaneously, and the four Z-shaped limiting plates 503 squeeze the round outer ring surface of the round material simultaneously, so that the circle center of the round material and the circle center of the base 1 are located on the same central shaft, and the defect that the round material cannot be positioned at the central position on the vacuum chuck 4 in the prior art is effectively overcome.

The top of the Z-shaped limiting plate 503 is provided with a tightening assembly 6 for tightening round materials.

The abutting assembly 6 comprises a cylindrical groove formed in the top end of the Z-shaped limiting plate 503 and an inner threaded cylinder 601 slidably arranged on the inner wall of the cylindrical groove, wherein an L-shaped abutting plate 602 is fixedly arranged on the top end of the inner threaded cylinder 601, and an abutting plate 603 is fixedly arranged at the bottom end of the L-shaped abutting plate 602.

The abutting assembly 6 further comprises a threaded column 604 which is rotatably arranged on the inner wall of the cylindrical groove, and a rotating motor 605 which is arranged on the lower surface of the Z-shaped limiting plate 503 and used for driving the threaded column 604 to rotate, wherein the outer surface of the threaded column 604 is in threaded connection with the inner wall of the internal thread cylinder 601, two limiting sliding blocks 606 are fixedly arranged on the outer surface of the bottom end of the internal thread cylinder 601, and a limiting sliding groove for the sliding of the limiting sliding blocks 606 is formed in the inner wall of the cylindrical groove.

According to the utility model, the abutting assembly 6 is arranged, after the round material is limited at the center of the base 1 through the four Z-shaped limiting plates 503, the four rotating motors 605 can be started, the rotating motors 605 rotate to drive the threaded columns 604 to rotate, and the threaded columns 604 rotate to drive the four inner threaded cylinders 601 to move downwards simultaneously, so that the four L-shaped abutting plates 602 and the abutting plates 603 are driven to move downwards, the abutting plates 603 effectively abut the round material on the surface of the vacuum chuck 4, and then the vacuum generator is started, so that the vacuum chuck 4 can tightly adsorb the round material, and the stability of the round material during processing is effectively improved.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a novel grinding wheel scribing machine anchor clamps, is used for placing circular material base (1), its characterized in that including setting up in the grinding wheel scribing processing region: the vacuum device comprises a base (1), wherein an installation column (2) is fixedly arranged on the upper surface of the base (1), a vacuum disc (3) is fixedly arranged at the top end of the installation column (2), a plurality of vacuum suckers (4) are embedded in the upper surface of the vacuum disc (3) in a circumferential array, a vacuum generator for vacuumizing the interior of the vacuum disc (3) is arranged in the vacuum disc (3), and a limiting mechanism (5) for limiting round materials is arranged on the upper surface of the base (1);

stop gear (5) are including being four bar grooves of circumference array seting up at base (1) upper surface to and set up at the inside installation cavity of base (1), four the inner wall in bar groove all rotates and is provided with and extends to installation cavity inside lead screw (501), the inner wall in installation cavity is provided with and is used for driving four lead screws (501) pivoted driving motor (502) simultaneously, stop gear (5) are still including sliding Z style of calligraphy limiting plate (503) that set up at four bar inslot walls respectively, and the screw hole with lead screw (501) surface threaded connection is seted up on the surface of Z style of calligraphy limiting plate (503).

2. The novel grinding wheel dicing saw fixture according to claim 1, wherein: the output end of the driving motor (502) is fixedly provided with a first conical gear (504), one end of each screw (501) positioned at the end part of the installation cavity is fixedly provided with a second conical gear (505), and the first conical gears (504) are respectively meshed with the four second conical gears (505).

3. The novel grinding wheel dicing saw fixture according to claim 1, wherein: of the four screw rods (501), the screw thread directions of the two screw rods (501) in the transverse direction are opposite, and the screw thread directions of the two screw rods (501) in the longitudinal direction are opposite.

4. The novel grinding wheel dicing saw fixture according to claim 1, wherein: the four surfaces of the Z-shaped limiting plates (503) are respectively provided with a protection pad (506) for protecting the surface of the round material, and the protection pads (506) are made of elastic rubber.

5. A novel grinding wheel dicing saw fixture according to any one of claims 1 to 4, characterized in that: the top of Z style of calligraphy limiting plate (503) is provided with supports tight subassembly (6) that are used for supporting tight to circular material.

6. The novel grinding wheel dicing saw fixture according to claim 5, wherein: the supporting and tightening assembly (6) comprises a cylindrical groove formed in the top end of the Z-shaped limiting plate (503) and an inner threaded cylinder (601) arranged on the inner wall of the cylindrical groove in a sliding mode, an L-shaped supporting and tightening plate (602) is fixedly arranged on the top end of the inner threaded cylinder (601), and a supporting and tightening disc (603) is fixedly arranged at the bottom end of the L-shaped supporting and tightening plate (602).

7. The novel grinding wheel dicing saw fixture according to claim 6, wherein: the tight subassembly (6) supports still including rotating screw thread post (604) that set up at the cylindricality groove inner wall to and set up rotating electrical machines (605) that are used for driving screw thread post (604) pivoted at Z style of calligraphy limiting plate (503) lower surface, the surface of screw thread post (604) and the inner wall threaded connection of internal thread section of thick bamboo (601), the bottom surface of internal thread section of thick bamboo (601) has set firmly two spacing sliders (606), and the gliding spacing spout of confession spacing slider (606) has been seted up to the inner wall in cylindricality groove.