US20200122293A1

US20200122293A1 - Environmentally-friendly abrasive grinding tool for grinding stones

Info

Publication number: US20200122293A1
Application number: US16/718,195
Authority: US
Inventors: Cuifang Yang
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-01
Filing date: 2019-12-18
Publication date: 2020-04-23
Also published as: CN110370135B; CN110370135A

Abstract

The invention discloses an environmentally-friendly abrasive dusting tool for grinding stones, comprising a machine body, wherein the machine body is provided with a dust removal cavity, and the left and right sides of the dust removal cavity are provided with sliding sleeve grooves symmetrically. The top wall of the sleeve is provided with a ventilation duct communicating with the dust removal chamber. The motor is first turned on in the opposite direction, so that the motor shaft and the main driving wheel are reversed, which drives the horizontal axis and cam to rotate. Compared with the transmission grinding tool, the device collects dust through a fan during the grinding process, which prevents the dust generated by the grinding from causing personal injury to the grinding personnel. At the same time, the device can automatically adjust the grinding height, so that it can adjust the polished stone to have different smoothness.

Description

CROSS-REFERENCE TO RELATED APPLICATIONS

The present application claims priority from Chinese application No. 2019107079106 filed on Aug. 1, 2019 which is hereby incorporated by reference in its entirety.

TECHNICAL FIELD

The invention relates to the field of stone processing, in particular to an environmentally-friendly dust-removing abrasive abrasive tool.

BACKGROUND OF THE INVENTION

With the improvement of people's living standards, people's quality of life continues to improve, and people's requirements for decoration are getting higher and higher. Marble has a very important position in the decoration process. When processing marble, you need to use a sander to marble. The grinding process is performed, but a large amount of dust will be generated during the grinding process, which will cause life injury to the grinding personnel. Moreover, the existing grinding machines regulate the depth of the grinding manually by skilled workers.

BRIEF SUMMARY OF THE INVENTION

The purpose of the present invention is to provide an environmentally friendly abrasive abrasive for dusting abrasive stones, so as to solve the problems mentioned in the above background art.
In order to achieve the above object, the present invention provides the following technical solution: An environmentally-friendly abrasive abrasive for grinding stones, including a machine body, the machine body is provided with a dust removal cavity, and the left and right sides of the dust removal cavity are provided with symmetrical devices. There is a sliding sleeve groove. The top wall of the sliding sleeve groove is provided with a ventilation duct that communicates with the dust removal cavity. A transmission cavity is provided on the top side of the dust removal cavity. The sliding sleeve groove and the dust removal cavity are provided between them. There are dust removal devices for ash suction;
The dust removal device includes a power sleeve which is symmetrically fixed to the bottom wall of the dust removal cavity. The upper and lower sidewalls of the transmission cavity are symmetrically connected to a left and right shaft sleeve. The shaft sleeve extends downward through the transmission cavity. The bottom wall enters into the sliding sleeve groove and is rotatably connected with the top wall of the sliding sleeve groove. The shaft sleeve is provided with a sliding key groove, and a fan shaft is slidably connected to the sliding key groove. A fan is fixed on the side, and a rotating block slidingly connected to the sliding sleeve groove is connected to the outer periphery of the fan shaft;
One side wall of the sliding sleeve groove is provided with a limiting groove, one side wall of the limiting groove is provided with a through chute, and one side wall of the through sliding groove is provided with a return chute. A working cavity is provided on the top wall, and a lifting device for adjusting the grinding distance is provided in the working cavity and the penetrating chute. A grinding device for grinding stones is provided between the working cavity and the transmission cavity. The top side of the dust removal cavity is provided with a linkage cavity, and the left and right side walls of the linkage cavity are symmetrically provided with a rack chute, and the rack chute, the linkage cavity and the dust removal cavity are provided with Remove the dusty opening device.
On the basis of the above technical solution, the lifting device includes a limit slider slidingly installed in the limit groove symmetrically, and the limit slider is fixedly connected to the sleeve. On one side, a lifting slide bar which is slidably connected with the penetrating chute is fixed. The bottom side of the lifting slide bar is provided with a wheel set which facilitates the movement of the device. One side of the lifting slide bar is fixed with a reset slide. A reset spring is connected between the reset slider and the reset chute, and one side of the two reset sliders is fixed with an arc block slidingly connected to the body. A dust pad is fixed on the bottom side, and a horizontal axis is symmetrically connected to the left and right side walls of the working cavity. A cam is fixed on the horizontal axis, and a driven wheel is also fixed on one side of the horizontal axis.
On the basis of the above technical solution, the grinding device includes a motor fixedly installed in the body, and the motor is dynamically connected with a motor shaft that is rotatably connected to the side wall of the working chamber, and the left and right sides of the motor shaft A main driving wheel matched with the slave driving wheel is fixedly fixed, a first bevel gear is also fixed on the motor shaft, and a short shaft is rotatably connected to the bottom wall of the working cavity, and the top side of the short shaft A second bevel gear meshing with the first bevel gear is fixedly provided, and a first gear is provided below the short shaft, and a ratchet mechanism matching the short shaft is fixed in the first gear. When the motor shaft rotates forward, the first gear can be driven by the ratchet mechanism, but reverse rotation is not allowed. When the motor shaft reverses, the slave drive wheel can be driven by the master drive wheel. Rotating, but not normal, the top wall of the working cavity and the upper and lower side walls of the transmission cavity are rotatably connected with a grinding shaft, and a second gear meshing with the first gear is fixed on the top side of the grinding shaft. The grinding shaft in the transmission cavity and on the left A first pulley is fixed on the shaft sleeve, and a second pulley is fixed on the grinding shaft and the shaft sleeve on the right side, and a connecting belt is connected between the second pulley and the first pulley. The grinding axis extends downward through the bottom wall of the transmission cavity and is rotatably connected to the bottom surface of the body. A grinding head for grinding is fixed on the bottom side of the grinding shaft.
On the basis of the above technical solution, the opening device includes a baffle slidably installed in the dust removal cavity, and a compression spring is fixed between the baffle and the dust removal cavity symmetrically on the left and right sides of the linkage cavity. A driving shaft is connected to the left and right side walls in a symmetrically rotating manner. A third gear is fixed on the rear side of the driving shaft. A winding wheel is fixed on the front side of the driving shaft. A rope is symmetrically connected, and a rack is slidably connected in each of the rack chute, a rack spring is connected between the rack and the rack chute, and the front sides of the rack are respectively fixed. There is a thin rod, and a manual pull plate is fixed on the front side of the thin rod.
On the basis of the above technical solution, a plan view of the arc-shaped block and the dust-proof pad is a semi-circular shape, which encloses a half outer periphery of the body.
Based on the above technical solution, the electrifying sleeve is made of metal.
Based on the above technical solution, the dust-proof pad is made of a rubber soft pad.
On the basis of the above technical solution, the top surface is fixedly provided with a handle for grasping.
In summary, the present invention has the beneficial effects that the device can grind marble and other slabs. Compared with the transmission grinding tool, the device collects dust by a fan during the grinding process, which prevents the dust generated by the grinding. The grinding personnel cause personal injury, and at the same time, the device can automatically adjust the grinding height, so that the polished stone can be adjusted to have different smoothness, and different effects can be polished according to actual requirements, increasing the applicability of the device.

BRIEF DESCRIPTION OF THE DRAWINGS

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings in the following description are merely For some embodiments of the invention, for those skilled in the art, other drawings can be obtained based on these drawings without paying creative labor.

FIG. 1 is a schematic front structural view of an entire full section of an abrasive abrasive for an environmentally friendly dust-removing abrasive stone according to the present invention; FIG.

2 is a front cross-sectional view of the rear side of FIG. 1 of the present invention;

FIG. 3 is a rear view of FIG. 1 of the present invention;

FIG. 4 is a diagram illustrating a relationship between a master driving wheel and a slave driving wheel in FIG. 1 according to the present invention.

DETAILED DESCRIPTION OF THE INVENTION

All features disclosed in this specification, or all disclosed methods or steps, other than mutually exclusive features and / or steps, may be combined in any manner.
Any feature disclosed in this specification (including any additional claims, abstract, and drawings), unless specifically stated, may be replaced by other equivalent or similar purpose alternative features. That is, unless specifically stated, each feature is just one example of a series of equivalent or similar features.
The present invention will be described in detail below with reference to FIGS. 1-4. Among them, for convenience of description, the orientation described below is defined as follows: the up-down, left-right, front-back, and up-down directions described below are consistent with the front-back, left-right, up-down, and down directions of the view direction of FIG. 1, 1 is a front view of the device of the present invention, and the direction shown in FIG. 1 is the same as the front, rear, left, right, and up and down directions of the device of the present invention.
Please refer to FIGS. 1-4. An embodiment of the present invention provides an environmentally-friendly abrasive abrasive for grinding stones, which includes a body 21, and the body 21 is provided with a dust-removing cavity 45, and the dust-removing cavity 45 The left and right sides are provided with a sliding sleeve groove 47 symmetrically. The top wall of the sliding sleeve groove 47 is provided with a ventilation duct 64 communicating with the dust removal cavity 45. A transmission cavity 33 is provided on the top side of the dust removal cavity 45. A dust removing device 101 for sucking ash is provided between the sliding sleeve groove 47 and the dust removing cavity 45. The dust removing device 101 includes a current-carrying sleeve 44 fixed to the bottom wall of the dust removing cavity 45 symmetrically. A shaft sleeve 35 is connected to the left and right side walls of the transmission cavity 33 symmetrically, and the shaft sleeve 35 extends downward through the bottom wall of the transmission cavity 33 and enters the sliding sleeve groove 47 and communicates with the sliding sleeve groove. The top wall of 47 is rotatably connected. A sliding key groove 56 is provided in the shaft sleeve 35, and a fan shaft 54 is slidably connected to the sliding key groove 56. A fan 50 is fixed to the bottom side of the fan shaft 54. A rotation block 49 slidably connected to the sliding sleeve groove 47 is rotatably connected to the outer periphery of 54. A limiting groove 42 is provided on one side wall of the sliding sleeve groove 47. One side wall of the limiting slot 42 is provided with a through chute 39, one side wall of the through chute 39 is provided with a reset chute 37, and the top wall of the through chute 39 is provided with a working chamber 22. A lifting device 102 for adjusting the grinding distance is provided in the working cavity 22 and the penetrating chute 39, and a grinding device 103 for grinding stones is provided between the working cavity 22 and the transmission cavity 33, and the dust removal cavity The top side of 45 is provided with a linkage cavity 75, and the left and right side walls of the linkage cavity 75 are symmetrically provided with a rack chute 67, the rack chute 67, the linkage chamber 75, and the dust removal chamber 45 An opening device 104 for removing dust is provided therebetween.
In addition, in one embodiment, the lifting device 102 includes a limit slider 43 slidably installed in the limit groove 42 symmetrically, and the limit slider 43 is fixedly connected to the sleeve 51. A lifting slide bar 32 slidingly connected to the penetrating chute 39 is also fixed on one side of the limit slide 43. A wheel set 41 is provided on the bottom side of the lifting slide bar 32 to facilitate the movement of the device. A reset slider 36 is fixed on one side of the lifting slide bar 32. A reset spring 38 is connected between the reset slider 36 and the reset slide groove 37. One side of the two reset sliders 36 is fixed. An arc-shaped block 53 slidingly connected to the body 21 is provided with a dust pad 52 fixed on the bottom side thereof. The left and right side walls of the working chamber 22 are symmetrically connected with a horizontal axis 61. A cam 62 is fixed on the shaft 61, and a driven wheel 24 is also fixed on one side of the horizontal axis 61. When the driven wheel 24 rotates, the horizontal shaft 61 and the cam 62 are driven to rotate, so that Drive the lifting slide bar 32 to move downward, thereby driving the reset slider 36, the arc block 53, the wheel set 41 and the limit slider 43 downward Move, thereby adjusting the grinding height.
In addition, in one embodiment, the polishing device 103 includes a motor 28 fixedly installed in the body 21, and a motor shaft 29 is rotatably connected to the side wall of the working chamber 22 in the motor 28. The left and right sides of the motor shaft 29 are symmetrically fixed with a main driving wheel 23 that cooperates with the slave driving wheel 24. A first bevel gear 26 is fixed on the motor shaft 29, and a bottom wall of the working cavity 22 is fixed. A stub shaft 58 is rotatably connected, and a second bevel gear 27 meshing with the first bevel gear 26 is fixed on the top side of the stub shaft 58. A first gear 60 is provided on the lower side of the stub shaft 58. The first gear 60 is fixed with a ratchet mechanism 59 that cooperates with the short shaft 58. When the motor shaft 29 rotates forward, the ratchet mechanism 59 can be used to drive the first gear 60 to rotate. No, when the motor shaft 29 is reversed, the master drive wheel 23 can be used to drive the slave drive wheel 24 to rotate, but the forward rotation is not allowed. The top wall of the working chamber 22 and the transmission chamber 33 A grinding shaft 31 is rotatably connected to the upper and lower side walls, and a top side of the grinding shaft 31 is fixedly engaged with the first gear 60. The second gear 30, the grinding shaft 31 is fixed with a first pulley 57 in the transmission cavity 33 and the shaft sleeve 35 on the left side, and the grinding shaft 31 and the shaft sleeve 35 on the right side are respectively fixed. A second pulley 34 is fixedly connected, and a connecting belt 63 is connected between the second pulley 34 and the first pulley 57. The grinding shaft 31 extends downward through the bottom wall of the transmission cavity 33 and is connected with The bottom surface of the body 21 is rotationally connected, and a grinding head 46 for grinding is fixed on the bottom side of the grinding shaft 31, so that when the motor 28 rotates forward, the motor shaft 29 and the first cone are driven. Gear 26, the second bevel gear 27, the stub shaft 58, the ratchet mechanism 59, the first gear 60, the second gear 30, the grinding shaft 31, the second pulley 34. The first pulley 57 and the sanding head 46 rotate to sand the surface of the stone.
In addition, in one embodiment, the opening device 104 includes a baffle 66 slidably installed in the dust removal cavity 45, and a compression spring 65 is fixedly fixed to the left and right symmetrically between the baffle 66 and the dust removal cavity 45. A driving shaft 70 is connected to the left and right side walls of the interlocking cavity 75 symmetrically to rotate left and right. A third gear 73 is fixed to the rear side of the driving shaft 70. A winding wheel 74 is fixed to the front side of the driving shaft 70. A rope 69 is symmetrically connected left and right between the winding wheel 74 and the baffle 66, and a rack 71 is slidably connected to each of the rack sliding grooves 67, and the rack 71 and the rack slide A rack spring 68 is connected between the grooves 67. A thin rod 72 is fixed on the front side of the rack 71, and a manual pull plate 76 is fixed on the front side of the thin rod 72, so that the manual The pull plate 76 is pulled down to drive the thin rod 72 and the rack gear 71 to move downward, thereby driving the third gear 73 and the winding wheel 74 to rotate, thereby driving the baffle plate through the rope 69 66 moves upward, so that the dust-removal cavity 45 is opened, which facilitates cleaning of the electrified sleeve 44.
In addition, in one embodiment, a plan view of the arc-shaped block 53 and the dust-proof pad 52 is semi-circular, and wraps a half outer periphery of the body 21 to prevent dust from rising.
In addition, in one embodiment, the electrifying sleeve 44 is made of metal, and the electrifying sleeve 44 can be energized, so that the electrifying sleeve 44 is charged, and the gray layer in the dust removal cavity 45 is carried out. Adsorption.
In addition, in one embodiment, the dust pad 52 is made of a rubber pad to prevent dust from escaping.
In addition, in one embodiment, a handle 25 is fixed on the top surface of the 21.
When it is necessary to sand the stone, first turn on the motor 28 in the reverse direction, so that the motor shaft 29 and the main driving wheel 23 are reversed, so that the horizontal axis 61 and the cam 62 are rotated, and the lifting slide bar 32 is moved downward. As a result, the hole-returning slider 36, the arc block 53, the wheel set 41, and the limit slider 43 are moved downward, thereby adjusting the grinding height. The limit slider 43 also drives the sleeve 51, the rotary block 49 and the fan shaft. 54 moves down to facilitate the suction of dust, then the wheel set 41 is pressed against the stone to be polished, and then the motor 28 is turned on in the forward direction, so that when the motor 28 rotates forward, the motor shaft 29, the first bevel gear 26, and the second cone are driven. The gear 27, the short shaft 58, the ratchet mechanism 59, the first gear 60, the second gear 30, the grinding shaft 31, the second pulley 34, the first pulley 57 and the grinding head 46 rotate to rotate the surface of the stone, and the second pulley 34 and the first pulley 57 drive the shaft sleeve 35, the sliding key 55, the fan shaft 54, and the fan 50 to rotate, suck the dust through the ventilation duct 64 into the dust removal chamber 45, and suck it through the electrifying sleeve 44. When the dust is full. Thus, the manual pull plate 76 is pulled down by hand. The thin rod 72 and the rack 71 are driven to move downward, thereby driving the third gear 73 and the winding wheel 74 to rotate, so that the baffle 66 is moved upward by the rope 69, so that the dust removal chamber 45 is opened, which is convenient for cleaning the electrified sleeve 44.
The beneficial effect of the present invention is that the device can grind marble and other slabs. Compared with the transmission grinding tool, the device collects dust by a fan during the grinding process, preventing the dust generated by the grinding from causing personal injury to the grinding personnel. Damage, at the same time, the device can automatically adjust the grinding height, so that the polished stone can be adjusted to have different smoothness, and different effects of stone can be polished according to actual requirements, increasing the applicability of the device.
The above are only specific embodiments of the invention, but the scope of protection of the invention is not limited to this. Any changes or substitutions that are not thought through without creative work should be covered by the scope of protection of the invention. Therefore, the protection scope of the invention shall be subject to the protection scope defined by the claims.

Claims

1. An environmentally-friendly abrasive grinding tool for grinding stones, comprising a machine body, characterized in that the machine body is provided with a dust removal cavity, and the left and right sides of the dust removal cavity are provided with sliding sleeve grooves symmetrically. The top wall of the sliding sleeve groove is provided with a ventilation duct communicating with the dust removing cavity, a transmission cavity is provided on the top side of the dust removing cavity, and dust removing for dust absorption is provided between the sliding sleeve groove and the dust removing cavity;

the dust removal device includes a power sleeve which is symmetrically fixed to the bottom wall of the dust removal cavity. The upper and lower sidewalls of the transmission cavity are symmetrically connected to a left and right shaft sleeve. The shaft sleeve extends downward through the transmission cavity. The bottom wall enters into the sliding sleeve groove and is rotatably connected with the top wall of the sliding sleeve groove. The shaft sleeve is provided with a sliding key groove, and a fan shaft is slidably connected to the sliding key groove. A fan is fixed on the side, and a rotating block slidingly connected to the sliding sleeve groove is connected to the outer periphery of the fan shaft;

one side wall of the sliding sleeve groove is provided with a limiting groove, one side wall of the limiting groove is provided with a through chute, and one side wall of the through sliding groove is provided with a return chute. A working cavity is provided on the top wall, and a lifting device for adjusting the grinding distance is provided in the working cavity and the penetrating chute. A grinding device for grinding stones is provided between the working cavity and the transmission cavity. The top side of the dust removal cavity is provided with a linkage cavity, and the left and right side walls of the linkage cavity are symmetrically provided with a rack chute, and the rack chute, the linkage cavity and the dust removal cavity are provided with Remove the dusty opening device.

2. An environmentally-friendly abrasive abrasive for dedusting stones according to claim 1, characterized in that the lifting device comprises a limit slider slidingly mounted in the limit groove symmetrically on the left and right, so that The limit slider is fixedly connected to the sleeve, and one side of the limit slider is also fixed with a lifting slide bar slidingly connected to the penetrating chute. The bottom side of the lifting slide bar is conveniently provided. A wheel set moved by the device, a reset slider is fixed on one side of the lifting slider, a reset spring is connected between the reset slider and the reset chute, and one side of the two reset sliders An arc-shaped block slidingly connected to the body is fixed, and a dust pad is fixed on the bottom side of the arc-shaped block. The left and right side walls of the working cavity are symmetrically connected with a horizontal axis, and the horizontal axis is fixed on the horizontal axis. A cam is provided, and a driven wheel is also fixed on one side of the horizontal axis.

3. The abrasive abrasive for environmentally-friendly dust-removing grinding stones according to claim 1, wherein the grinding device comprises a motor fixedly installed in the body, and the motor is dynamically connected with the motor. A motor shaft is rotatably connected to the side wall of the working cavity, and a main driving wheel matched with the slave driving wheel is symmetrically fixed on the left and right sides of the motor shaft. A first bevel gear is also fixed on the motor shaft. A short shaft is rotatably connected to the bottom wall of the working cavity, a second bevel gear meshing with the first bevel gear is fixed on the top side of the short shaft, and a first gear is provided on the lower side of the short shaft. The first gear is provided with a ratchet mechanism that cooperates with the short shaft. When the motor shaft rotates forward, the ratchet mechanism can be used to drive the first gear to rotate. Reverse rotation is not allowed. When the motor shaft is reversed, the slave drive wheel can be driven to rotate by the master drive wheel, but it is not allowed to rotate in the forward direction. The top side of the grinding shaft is fixedly connected with the first gear. A meshed second gear, the grinding shaft is fixed with a first pulley in the transmission cavity and the left sleeve is fixed with a second pulley, and the grinding shaft and the right sleeve is fixed with a second A pulley, a connecting belt is connected between the second pulley and the first pulley, the grinding axis extends downward through the bottom wall of the transmission cavity and is rotatably connected to the bottom surface of the body, the grinding A grinding head for grinding is fixed on the bottom side of the shaft.

4. An environmentally-friendly abrasive abrasive for dedusting stones according to claim 1, wherein the opening device comprises a baffle slidably installed in the dust removal cavity, and the baffle and the Compression springs are fixed symmetrically between the dust removal chambers on the left and right sides, and a driving shaft is symmetrically rotated on the front and rear side walls of the linkage chamber. A third gear is fixed on the rear side of the driving shaft. A winding wheel is fixed on the front side, and a rope is symmetrically connected between the winding wheel and the baffle. A rack is slidably connected to each of the rack chute, and the rack and the rack A rack spring is connected between the chute. A thin rod is fixed on the front side of the rack, and a manual pull plate is fixed on the front side of the thin rod.

5. An environmentally-friendly abrasive abrasive for dedusting abrasives according to claim 2, characterized in that a plan view of the arc-shaped block and the dust pad is semi-circular, and Half a perimeter wrapped.

6. The abrasive abrasive for environmentally friendly dust-removing grinding stones according to claim 1, wherein the current-carrying sleeve is made of metal.

7. The abrasive abrasive for environmentally friendly dust-removing grinding stones according to claim 5, wherein the dust-proof pad is made of a soft rubber pad.

8. The abrasive abrasive for environmentally friendly dust-removing grinding stones according to claim 1, wherein the top surface is fixedly provided with a handle for gripping.