CN215148249U

CN215148249U - Ceramic alumina abrasive paper with high friction coefficient

Info

Publication number: CN215148249U
Application number: CN202121752899.4U
Authority: CN
Inventors: 张立伟
Original assignee: Changzhou Guangmeng Hardware Tools Co ltd
Current assignee: Changzhou Guangmeng Hardware Tools Co ltd
Priority date: 2021-07-28
Filing date: 2021-07-28
Publication date: 2021-12-14
Anticipated expiration: 2031-07-28

Abstract

The utility model belongs to the field of abrasive paper, in particular to ceramic alumina abrasive paper with high friction coefficient, which comprises abrasive paper and a handheld component; the abrasive paper is arranged inside the grinding assembly; the handheld assembly comprises a shell, a cover plate and a main shaft; a spindle is rotatably arranged in the shell, abrasive paper is wound on the outer ring of the spindle, a cover plate is arranged at an opening of the shell, a through groove is formed in the bottom of one side of the shell, the abrasive paper penetrates through the through groove in a sliding mode, the opening of the abrasive paper is fixed to the other side of the shell, the extracted part of the abrasive paper is located on the ground of the shell, and the smooth surface of the abrasive paper is in contact with the ground of the shell; during the use, pass logical groove with the opening part of abrasive paper, the opposite side of casing is fixed to the opening of abrasive paper for the bottom of casing is attached to down to the position of polishing of abrasive paper, and the abrasive paper keeps parallel with the face of polishing of work piece contact and polishes, has improved the whole quality of polishing of work piece, is convenient for polish the work piece simultaneously, has avoided staff's hand to be scotched by the work piece.

Description

Ceramic alumina abrasive paper with high friction coefficient

Technical Field

The utility model relates to a sanding paper field specifically is a ceramic alumina sanding paper of high coefficient of friction.

Background

The abrasive paper is a material for grinding, and when metal products and wood products are processed, the abrasive paper is often used for grinding and polishing; the ceramic alumina abrasive paper is characterized in that alumina particles are uniformly distributed on the surface of the abrasive paper, the structure of alumina is regular, uniform grinding effect is ensured, and grinding difference is reduced.

When a worker uses abrasive paper, the worker usually directly holds the abrasive paper to polish a workpiece, the contact surfaces of the worker holding the abrasive paper to the workpiece are different, the surface of the workpiece is not uniformly polished enough, the processing quality of the workpiece is affected, and meanwhile, the hand of the worker often contacts the workpiece and is scratched by the workpiece carelessly; accordingly, a ceramic alumina abrasive paper having a high friction coefficient has been proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In order to compensate prior art's not enough, there is the difference in the contact surface of solving the handheld abrasive paper of staff to the work piece, causes the surface of work piece to polish inadequately evenly, influences the processingquality of work piece, and staff's hand contacts the work piece often simultaneously, carelessly slightly just can cause staff's hand by the scotch problem of work piece, the utility model provides a high coefficient of friction's ceramic alumina abrasive paper.

The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a ceramic alumina abrasive paper with high friction coefficient, which comprises an abrasive paper and a handheld component; the abrasive paper is arranged inside the grinding assembly;

the handheld assembly comprises a shell, a cover plate and a main shaft; a spindle is rotatably arranged in the shell, abrasive paper is wound on the outer ring of the spindle, a cover plate is arranged at an opening of the shell, a through groove is formed in the bottom of one side of the shell, the abrasive paper penetrates through the through groove in a sliding mode, the opening of the abrasive paper is fixed to the other side of the shell, the extracted part of the abrasive paper is located on the ground of the shell, and the smooth surface of the abrasive paper is in contact with the ground of the shell; the sanding surface of the abrasive paper contacted with the workpiece is smooth, the overall sanding quality of the workpiece is improved, the workpiece is conveniently sanded, and hands of workers are prevented from being scratched by the workpiece.

Preferably, a convex block is fixedly connected to the middle of the inner wall of the shell, a plurality of first circular grooves are formed in the side wall of the convex block, a sliding table is slidably mounted inside the first circular grooves, the radian of the outer ring of the sliding table is the same as that of the outer ring of the convex block, a plurality of ball grooves are formed in the top surface of the sliding table, balls are rotatably mounted inside the ball grooves, a first spring is fixedly connected to the bottom surface of the sliding table, the bottom end of the first spring is fixedly connected to the bottom surface of the first circular groove, a circular plate is rotatably mounted on the outer ring of the convex block, the inner ring of the circular plate is in sliding fit with the outer wall of the ball, a connecting hole is formed in the middle of the circular plate close to the opening of the shell, a connecting column is fixedly connected to one end of the main shaft, and the outer wall of the connecting column is in sliding fit with the inner wall of the connecting hole; the resistance when the main shaft rotates is reduced, and then the abrasive paper is convenient for the staff to take in and take out.

Preferably, the other end of the spindle is fixedly connected with a hexagonal column, the middle part of the cover plate is provided with a mounting groove, a rotary seat is rotatably mounted in the mounting groove, one surface of the rotary seat, which is close to the shell, is provided with a hexagonal groove, the inner wall of the hexagonal groove is in sliding fit with the outer wall of the hexagonal column, the outer ring of the rotary seat is rotatably mounted with a bearing, and the outer ring of the bearing is in rotating fit with the inner ring of the mounting groove; abrasive paper is convenient for staff to store and draw out.

Preferably, notches are formed in the bottom of the opening of the shell, clamping grooves are formed in the top of the opening of the shell, an L-shaped clamping plate is fixedly connected to the bottom of the cover plate and is in sliding fit with the notches, straight buckles are fixedly connected to the top of the cover plate and are in sliding fit with the clamping grooves; cover plate fixed mounting is to the opening part of casing, and the staff of being convenient for installs abrasive paper.

Preferably, a pressing strip is rotatably mounted on one side of the shell, which is far away from the through groove, a clamping seat is fixedly connected to one side of the shell, which is far away from the through groove, the inner side of the clamping seat is in sliding fit with the outer side of the pressing strip, and a rubber strip is fixedly connected to one side of the pressing strip, which is close to the shell; the grinding position of the abrasive paper is fixed on the bottom surface of the shell, so that workers can conveniently grind the workpiece.

Preferably, the polishing surface of the sand paper is formed by uniformly spraying ceramic alumina particles; the regular structural behavior of the alumina ensures a uniform grinding effect and reduces the grinding variability.

The utility model discloses an useful part lies in:

1. abrasive paper is wound through the main shaft, and the abrasive paper is stored in the residual cover plate of the shell; the opening of the abrasive paper penetrates through the through groove, the opening of the abrasive paper is fixed to the other side of the shell, the polishing position of the abrasive paper is attached to the bottom of the shell, the polishing surface of the abrasive paper, which is in contact with the workpiece, is polished in parallel, the overall polishing quality of the workpiece is improved, the workpiece is conveniently polished, and the hands of workers are prevented from being scratched by the workpiece;

2. through the elasticity of first spring, promote the slip table and slide to the outside of first circular slot, with the plectane chucking in the outer lane of lug, the ball has reduced the frictional force between plectane and the lug simultaneously at the ball inslot rotation, has reduced the resistance when the main shaft rotates, and the staff of being convenient for accomodates and takes out abrasive paper.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.

FIG. 1 is a schematic overall structure diagram of the first embodiment;

FIG. 2 is a side sectional view of the first embodiment;

FIG. 3 is a view showing the internal structure of the housing according to the first embodiment;

FIG. 4 is an enlarged view of a portion of FIG. 2 at A;

FIG. 5 is a side sectional view of the second embodiment;

fig. 6 is a partially enlarged view of fig. 5 at B.

In the figure: 1. sand paper; 2. a housing; 3. a cover plate; 4. a main shaft; 5. a through groove; 6. a bump; 7. a first circular groove; 8. a sliding table; 9. a ball groove; 10. a ball bearing; 11. a first spring; 12. a circular plate; 13. connecting holes; 14. connecting columns; 15. a hexagonal column; 16. mounting grooves; 17. rotating; 18. a hexagonal groove; 19. a notch; 20. a card slot; 21. an L-shaped clamping plate; 22. straight buckling; 23. layering; 24. a card holder; 25. a clamping groove; 26. clamping strips; 27. a second circular groove; 28. a convex buckle; 29. a second spring.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example one

Referring to fig. 1-4, a high coefficient of friction ceramic alumina sandpaper comprises a sandpaper 1 and a hand held unit; the sand paper 1 is arranged inside the grinding assembly;

the handheld assembly comprises a shell 2, a cover plate 3 and a main shaft 4; a main shaft 4 is rotatably arranged in the shell 2, abrasive paper 1 is wound on the outer ring of the main shaft 4, a cover plate 3 is arranged at an opening of the shell 2, a through groove 5 is formed in the bottom of one side of the shell 2, the abrasive paper 1 penetrates through the through groove 5 in a sliding mode, the opening of the abrasive paper 1 is fixed with the other side of the shell 2, the drawn part of the abrasive paper 1 is located on the ground of the shell 2, and the smooth surface of the abrasive paper 1 is in contact with the ground of the shell 2; the abrasive paper 1 is wound through the main shaft 4, and the abrasive paper 1 is stored in the shell 2 through the residual cover plate 3; during the use, pass logical groove 5 with the opening part of abrasive paper 1, fix the opposite side to casing 2 with the opening of abrasive paper 1 for the bottom of casing 2 is down attached to the position of polishing of abrasive paper 1, makes the polished surface of abrasive paper 1 and work piece contact keep parallel to polish, has improved the whole quality of polishing of work piece, is convenient for simultaneously polish the work piece, has avoided staff's hand to be scotched by the work piece.

A convex block 6 is fixedly connected to the middle of the inner wall of the shell 2, a plurality of first circular grooves 7 are formed in the side wall of the convex block 6, a sliding table 8 is slidably mounted inside the first circular grooves 7, the radian of the outer ring of the sliding table 8 is the same as that of the outer ring of the convex block 6, a plurality of ball grooves 9 are formed in the top surface of the sliding table 8, balls 10 are rotatably mounted inside the ball grooves 9, a first spring 11 is fixedly connected to the bottom surface of the sliding table 8, the bottom end of the first spring 11 is fixedly connected with the bottom surface of the first circular groove 7, a circular plate 12 is rotatably mounted on the outer ring of the convex block 6, the inner ring of the circular plate 12 is in sliding fit with the outer wall of the ball 10, a connecting hole 13 is formed in the middle of the circular plate 12 close to the opening of the shell 2, a connecting column 14 is fixedly connected to one end of the main shaft 4, and the outer wall of the connecting column 14 is in sliding fit with the inner wall of the connecting hole 13; through the elasticity of first spring 11, promote slip table 8 and slide to the outside of first circular slot 7, with the outer lane of plectane 12 chucking at lug 6, ball 10 has reduced the frictional force between plectane 12 and the lug 6 at the internal rotation of ball groove 9 simultaneously to the resistance when having reduced main shaft 4 and rotating, the staff of being convenient for then accomodates and takes out abrasive paper 1.

The other end of the main shaft 4 is fixedly connected with a hexagonal column 15, the middle part of the cover plate 3 is provided with an installation groove 16, a rotary seat 17 is rotatably installed in the installation groove 16, one surface of the rotary seat 17, which is close to the shell 2, is provided with a hexagonal groove 18, the inner wall of the hexagonal groove 18 is in sliding fit with the outer wall of the hexagonal column 15, the outer ring of the rotary seat 17 is rotatably provided with a bearing, and the outer ring of the bearing is in rotating fit with the inner ring of the installation groove 16; through rotating swivel mount 17, drive hexagonal column 15 and rotate, drive main shaft 4 rotates to the staff of being convenient for accomodates and takes out abrasive paper 1.

Notches 19 are formed in the bottoms of the openings of the shell 2, clamping grooves 20 are formed in the tops of the openings of the shell 2, an L-shaped clamping plate 21 is fixedly connected to the bottom of the cover plate 3, the L-shaped clamping plate 21 is in sliding fit with the notches 19, straight buckles 22 are fixedly connected to the top of the cover plate 3, and the straight buckles 22 are in sliding fit with the clamping grooves 20; go into notch 19 through L shape cardboard 21 card, straight knot 22 card goes into draw-in groove 20 to with apron 3 fixed mounting to the opening part of casing 2, then be convenient for the staff to install abrasive paper 1.

A pressing strip 23 is rotatably mounted on one side, far away from the through groove 5, of the shell 2, a clamping seat 24 is fixedly connected to one side, far away from the through groove 5, of the shell 2, the inner side of the clamping seat 24 is in sliding fit with the outer side of the pressing strip 23, and a rubber strip is fixedly connected to one side, close to the shell 2, of the pressing strip 23; rotate through layering 23 and go into in the cassette 24, compress tightly fixedly with the opening of abrasive paper 1 to fix the department of polishing of abrasive paper 1 in the bottom surface of casing 2, then be convenient for the staff polishes the work piece.

The grinding surface of the sand paper 1 is formed by uniformly spraying ceramic alumina particles; by uniformly distributing the alumina particles on the sanding surface of the abrasive paper, the structural regularity of the alumina ensures a uniform abrasive effect and reduces the difference in abrasion.

Example two

Referring to fig. 5 to 6, as another embodiment of the present invention, in a first comparative example, a clamping groove 25 is formed in an outer ring of the spindle 4, a clamping strip 26 is rotatably mounted inside the clamping groove 25, second circular grooves 27 are formed in two sides of the clamping groove 25 close to an opening of the housing 2, a convex buckle 28 is slidably mounted inside the second circular groove 27, a second spring 29 is disposed inside the second circular groove 27, and a protrusion of the convex buckle 28 is in sliding fit with grooves on two sides of the clamping strip 26; through placing abrasive paper 1's opening in pressing from both sides the groove 25, rotate holding strip 26 and step up abrasive paper 1, the elasticity of second spring 29 promotes the buckle 28 of both sides and is close to mutually, fixes locking holding strip 26 to fix abrasive paper 1 in the outer lane of main shaft 4, then the staff of being convenient for twines abrasive paper 1 in the outer lane of main shaft 4.

The working principle is as follows: firstly, the inner ring of a circular plate 12 is opposite to the outer ring of a lug 6, the inner ring of the circular plate 12 is clamped to the outer ring of the lug 6, the sliding table 8 is pushed by the elastic force of a first spring 11 to slide towards the outer side of a first circular groove 7, the circular plate 12 is clamped to the outer ring of the lug 6, and meanwhile, a ball 10 rotates in a ball groove 9, so that the friction force between the circular plate 12 and the lug 6 is reduced;

then, fixing the opening of the abrasive paper 1 to the outer ring of the spindle 4, and inserting the connecting column 14 into the connecting hole 13, so that the spindle 4 is installed inside the shell 2, and the abrasive paper 1 passes through the through groove 5; then clamping the L-shaped clamping plate 21 into the notch 19, clamping the straight buckle 22 into the clamping groove 20, fixedly installing the cover plate 3 at the opening of the shell 2, clamping the hexagonal column 15 into the hexagonal groove 18, rotating the rotary seat 17 to drive the spindle 4 to rotate, and winding the abrasive paper 1 on the outer ring of the spindle 4;

finally, when in use, the rotating seat 17 is rotated in the positive direction, and meanwhile, the sand paper 1 is pulled, and the sand paper 1 is pulled out; placing the other opening of the abrasive paper 1 at the bottom of the pressing strip 23, rotating the pressing strip 23, clamping the pressing strip 23 into the clamping seat 24, fastening and fixing the abrasive paper 1, and then reversely rotating the rotating seat 17 to tighten the abrasive paper 1; the handle at the top of the handheld casing 2 of staff is polished to the work piece, and the sanding surface of abrasive paper 1 and work piece contact keeps parallel to polish, has improved the whole quality of polishing of work piece, is convenient for polish the work piece simultaneously, has avoided staff's hand to be scotched by the work piece.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. The ceramic alumina abrasive paper with high friction coefficient is characterized in that: comprises sandpaper (1) and a handheld component; the abrasive paper (1) is arranged inside the grinding assembly;

the handheld assembly comprises a shell (2), a cover plate (3) and a main shaft (4); the utility model discloses a sand paper machine, including casing (2), the inside of casing (2) is rotated and is installed main shaft (4), the outer lane winding sand paper (1) of main shaft (4), the opening part installation apron (3) of casing (2), logical groove (5) are seted up to one side bottom of casing (2), sand paper (1) slides and runs through logical groove (5), the opening part of sand paper (1) is fixed with the opposite side of casing (2), the part of taking out of sand paper (1) is located the ground of casing (2), and the smooth surface of sand paper (1) and the ground contact of casing (2).

2. A high coefficient of friction ceramic alumina sandpaper as defined by claim 1 wherein: inner wall middle part rigid coupling lug (6) of casing (2), a plurality of first circular slots (7) are seted up to the lateral wall of lug (6), inside slidable mounting slip table (8) of first circular slot (7), the outer lane of slip table (8) is the same with the outer lane radian of lug (6), a plurality of ball grooves (9) are seted up to the top surface of slip table (8), the inside roll installation ball (10) of ball groove (9), the first spring (11) of bottom surface rigid coupling of slip table (8), the bottom of first spring (11) and the bottom surface rigid coupling of first circular slot (7), the outer lane of lug (6) rotates installation plectane (12), the outer wall sliding fit of the outer lane of plectane (12) and ball (10), connecting hole (13) is seted up near the middle part of casing (2) opening part to plectane (12), the one end rigid coupling spliced pole (14) of main shaft (4), the outer wall of the connecting column (14) is in sliding fit with the inner wall of the connecting hole (13).

3. A high coefficient of friction ceramic alumina sandpaper as defined by claim 2 wherein: the other end rigid coupling hexagonal post (15) of main shaft (4), mounting groove (16) are seted up at the middle part of apron (3), the inside of mounting groove (16) is rotated and is installed swivel mount (17), hexagonal groove (18) are seted up to the one side that swivel mount (17) are close to casing (2), the inner wall of hexagonal groove (18) and the outer wall sliding fit of hexagonal post (15), the outer lane of swivel mount (17) rotates the installation bearing, the outer lane of bearing and the inner circle normal running fit of mounting groove (16).

4. A high coefficient of friction ceramic alumina sandpaper as defined by claim 3 wherein: notch (19) are all seted up to the bottom of casing (2) opening part, draw-in groove (20) are seted up at the top of casing (2) opening part, the bottom rigid coupling L shape cardboard (21) of apron (3), L shape cardboard (21) and notch (19) sliding fit, the top rigid coupling of apron (3) is directly detained (22), directly detain (22) and draw-in groove (20) sliding fit.

5. A high coefficient of friction ceramic alumina sandpaper as defined in claim 4 wherein: the mounting structure is characterized in that a pressing strip (23) is rotatably mounted on one side, far away from a through groove (5), of the shell (2), a clamping seat (24) is fixedly connected to one side, far away from the through groove (5), of the shell (2), the inner side of the clamping seat (24) is in sliding fit with the outer side of the pressing strip (23), and a rubber strip is fixedly connected to one side, close to the shell (2), of the pressing strip (23).

6. A high coefficient of friction ceramic alumina sandpaper as defined in claim 5 wherein: the polishing surface of the sand paper (1) is formed by uniformly spraying ceramic alumina particles.