CN213795629U

CN213795629U - Building stones grinding machanism

Info

Publication number: CN213795629U
Application number: CN202022215711.4U
Authority: CN
Inventors: 邓策天
Original assignee: Hebei Yujian Construction Engineering Testing Technology Co ltd
Current assignee: Hebei Yujian Construction Engineering Testing Technology Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-07-27
Anticipated expiration: 2030-09-30

Abstract

The utility model relates to the technical field of polishing mechanisms, in particular to a building stone polishing mechanism; the manual operation amount can be reduced, the polishing flatness is good, and the polishing efficiency is high; including the platform of polishing, two sets of flexible guide bars, two sets of threaded rods, two sets of threaded sleeve, the mounting panel, two sets of first bearing support, the grinding roller, gear motor, the driving gear, driven gear, two sets of sleeve bearing, two sets of driven sprocket, drive sprocket, the second bearing supports, pivot and chain, the bottom of two sets of flexible guide bars all with the top fixed connection of the platform of polishing, the extension end of two sets of flexible guide bars all with the bottom fixed connection of mounting panel, two sets of threaded sleeve all fixed set up on the mounting panel, two sets of sleeve bearing all fixed set up on the platform of polishing, the bottom of two sets of threaded rods is rotatable respectively in two sets of sleeve bearing, the top of pivot is provided with the hand wheel.

Description

Building stones grinding machanism

Technical Field

The utility model relates to a grinding machanism's technical field especially relates to a building stones grinding machanism.

Background

As is well known, a building stone polishing mechanism is a device for polishing and flattening end faces of stone; the prior building stone is generally ground and polished flat to the end face by manually holding the angle grinder, the manual operation wastes time and labor, the efficiency is low, the subsequent construction progress of the stone is influenced, the grinding flatness is poor, and certain use limitation is realized.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a reduce manual work volume, it is good to polish the roughness, polishes efficient building stones grinding machanism.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the grinding machine comprises a grinding table, two groups of telescopic guide rods, two groups of threaded sleeves, a mounting plate, two groups of first bearing supports, a grinding roller, a speed reduction motor, a driving gear, a driven gear, two groups of sleeve bearings, two groups of driven sprockets, a driving sprocket, a second bearing support, a rotating shaft and a chain, wherein the bottoms of the two groups of telescopic guide rods are fixedly connected with the top end of the grinding table, the extension ends of the two groups of telescopic guide rods are fixedly connected with the bottom end of the mounting plate, the two groups of threaded sleeves are fixedly arranged on the mounting plate, the two groups of sleeve bearings are fixedly arranged on the grinding table, the bottoms of the two groups of threaded rods are respectively and rotatably arranged in the two groups of sleeve bearings, the top ends of the threaded rods respectively penetrate through the bottoms of the two groups of threaded sleeves in a screw manner and penetrate out from the top ends of the two groups of threaded sleeves, and the two groups of first bearing supports are respectively arranged at the left front part and the left rear part of the top end of the mounting plate, the grinding roller is rotatably arranged between the two groups of first bearing supports, the mounting plate is provided with a square opening, the bottom end of the grinding roller passes through the square opening from the top end of the mounting plate and is exposed from the bottom end of the mounting plate, the speed reducing motor is fixedly arranged at the right part of the top end of the mounting plate, the driving gear is arranged at the output end of the speed reducing motor, the driven gear is fixedly arranged at the front end of the grinding roller, the driving gear is meshed with the driven gear, the two groups of driven chain wheels are respectively and fixedly arranged at the bottom ends of the two groups of threaded rods, the second bearing support is fixedly arranged at the front end of the grinding table, the rotating shaft is rotatably arranged on the second bearing support, a hand wheel is arranged at the top end of the rotating shaft, the driving chain wheel is fixedly arranged at the bottom end of the rotating shaft, and the driving chain wheel is connected with the two groups of driven chain wheels in a chain transmission mode.

Preferably, the polishing device further comprises two groups of limit baffles, a push plate, a push rod and a linear guide bearing, wherein the two groups of limit baffles are fixedly arranged at the top end of the polishing platform, the linear guide bearing is fixedly arranged at the right part of the top end of the polishing platform, the left end of the push rod penetrates through the linear guide bearing from the right end of the linear guide bearing and is fixedly connected with the right end of the push plate, the push plate can move left and right along the inner walls of the two groups of limit baffles, and the right end of the push plate is provided with a push-pull handle.

Preferably, the bottom of the threaded rod is fixedly provided with an annular limiting plate, and the bottom end of the annular limiting plate is in close contact with the top end of the sleeve bearing.

Preferably, the grinding device further comprises a graduated scale and a pointer, the graduated scale is fixedly arranged at the left front portion of the top end of the grinding table, the pointer is fixedly arranged at the left portion of the front end of the mounting plate, and the pointer and the lowest point of the grinding roller are coplanar.

Preferably, the extension pot head of flexible guide bar is equipped with the spring, the top of spring with the bottom fixed connection of mounting panel, the bottom of spring with the stiff end top fixed connection of flexible guide bar.

Preferably, the grinding machine further comprises a blanking guide table, and the blanking guide table is fixedly arranged at the left part of the grinding table.

(III) advantageous effects

Compared with the prior art, the utility model provides a building stones grinding machanism possesses following beneficial effect: the building stone polishing mechanism drives the driving sprocket to rotate by rotating the hand wheel, after chain transmission, two groups of driven gears drive the threaded rod to rotate in the sleeve bearing, so that the threaded sleeve drives the mounting plate to move upwards or downwards, the height of the mounting plate is adjusted, the distance between the polishing roller and the polishing platform is adjusted according to the height of stone to be polished, after the height adjustment of the mounting plate is finished, the speed reduction motor is started, the speed reduction motor drives the driving gear to rotate, the polishing roller rotates after the transmission of the driven gears, the stone to be treated is placed on the polishing platform and pushed from right to left, the top end of the stone to be polished is in close contact with the polishing roller, the polishing roller polishes and polishes the top end of the stone, the polishing roller has a larger polishing area compared with a traditional angle grinder, the manual angle grinder is not needed to polish, and the manual operation amount is reduced, the polishing flatness is better.

Drawings

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

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic cross-sectional view taken along line a-a of fig. 2 according to the present invention;

fig. 4 is a schematic bottom view of the present invention;

in the drawings, the reference numbers: 1. a polishing table; 2. a telescopic guide rod; 3. a threaded rod; 4. a threaded sleeve; 5. mounting a plate; 6. a first bearing support; 7. grinding a roller; 8. a reduction motor; 9. a driving gear; 10. a driven gear; 11. a sleeve bearing; 12. a driven sprocket; 13. a drive sprocket; 14. a second bearing support; 15. a rotating shaft; 16. a chain; 17. a hand wheel; 18. a limit baffle; 19. pushing the plate; 20. a push rod; 21. a linear guide bearing; 22. a push-pull handle; 23. An annular limiting plate; 24. a graduated scale; 25. a pointer; 26. a spring; 27. unloading guide table.

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 work belong to the protection scope of the present invention.

Please refer to fig. 1-4, the utility model discloses a building stones grinding machanism, including platform 1 of polishing, two sets of flexible guide bar 2, two sets of threaded rod 3, two sets of threaded sleeve 4, mounting panel 5, two sets of first bearing support 6, the roller 7 of polishing, gear motor 8, driving gear 9, driven gear 10, two sets of sleeve bearing 11, two sets of driven sprocket 12, driving sprocket 13, second bearing support 14, pivot 15 and chain 16, the bottom of two sets of flexible guide bar 2 all with platform 1's top fixed connection of polishing, the extension end of two sets of flexible guide bar 2 all with mounting panel 5's bottom fixed connection, two sets of threaded sleeve 4 all fixed set up on mounting panel 5, two sets of sleeve bearing 11 all fixed set up on platform 1 of polishing, the bottom of two sets of threaded rod 3 is rotatable respectively in two sets of sleeve bearing 11, the top of threaded rod 3 passes from the bottom spiral shell dress of two sets of threaded sleeve 4 respectively and wears out from the top of two sets of threaded sleeve 4 Two groups of first bearing supports 6 are respectively arranged at the left front part and the left rear part of the top end of a mounting plate 5, a polishing roller 7 is rotatably arranged between the two groups of first bearing supports 6, a square opening is arranged on the mounting plate 5, the bottom end of the polishing roller 7 passes through the square opening from the top end of the mounting plate 5 and is exposed from the bottom end of the mounting plate 5, a speed reduction motor 8 is fixedly arranged at the right part of the top end of the mounting plate 5, a driving gear 9 is arranged at the output end of the speed reduction motor 8, a driven gear 10 is fixedly arranged at the front end of the polishing roller 7, the driving gear 9 is meshed with the driven gear 10, two groups of driven sprockets 12 are respectively and fixedly arranged at the bottom ends of two groups of threaded rods 3, a second bearing support 14 is fixedly arranged at the front end of a polishing platform 1, a rotating shaft 15 is rotatably arranged on the second bearing support 14, a hand wheel 17 is arranged at the top end of the rotating shaft 15, and a driving sprocket 13 is fixedly arranged at the bottom end of the rotating shaft 15, the driving chain wheel 13 is in transmission connection with the two groups of driven chain wheels 12 through a chain 16; the hand wheel 17 is rotated to enable the rotating shaft 15 to drive the driving chain wheel 13 to rotate, after the transmission of the chain 16, the two groups of driven gears 10 drive the threaded rod 3 to rotate in the sleeve bearing 11, so that the threaded sleeve 4 drives the mounting plate 5 to move upwards or downwards, the height of the mounting plate 5 is adjusted, the distance between the polishing roller 7 and the polishing platform 1 is adjusted according to the height of stone to be polished, after the height adjustment of the mounting plate 5 is finished, the speed reducing motor 8 is started, the speed reducing motor 8 drives the driving gear 9 to rotate, the polishing roller 7 rotates after the transmission of the driven gears 10, the stone to be treated is placed on the polishing platform 1 and pushed from right to left, the top end of the stone to be polished is in close contact with the polishing roller 7, the polishing roller 7 performs polishing and polishing treatment on the top end of the stone, the polishing area of the polishing roller 7 is larger than that of a traditional angle grinder, and the manual angle grinder is not needed to perform polishing operation, the manual operation amount is reduced, and the polishing flatness is better.

The utility model discloses a building stones grinding machanism, still include two sets of limit baffle 18, push pedal 19, push rod 20 and straight line direction bearing 21, two sets of limit baffle 18 are all fixed to be set up in the top of platform 1 of polishing, straight line direction bearing 21 is fixed to be set up in the top right part of platform 1 of polishing, the left end of push rod 20 passes straight line direction bearing 21 and is fixedly connected with the right-hand member of push pedal 19 from the right-hand member of straight line direction bearing 21, push pedal 19 can be along the inner wall of two sets of limit baffle 18 and remove about, the right-hand member of push pedal 19 is provided with push-and-pull handle 22; stone can be placed between the two groups of limit baffles 18, the push rod 20 and the push plate 19 push the plate from right to left along the two groups of limit baffles 18 by pushing the push-pull handle 22, and an operator is far away from a polishing operation position to reduce dust suction generated by polishing; an annular limiting plate 23 is fixedly arranged at the bottom of the threaded rod 3, and the bottom end of the annular limiting plate 23 is tightly contacted with the top end of the sleeve bearing 11; through the arrangement of the annular limiting plate 23, the threaded rod 3 can be prevented from moving downwards towards the bottom of the sleeve bearing 11 under the action of gravity; the grinding table further comprises a graduated scale 24 and a pointer 25, the graduated scale 24 is fixedly arranged at the left front part of the top end of the grinding table 1, the pointer 25 is fixedly arranged at the left part of the front end of the mounting plate 5, and the pointer 25 is coplanar with the lowest point of the grinding roller 7; the distance between the bottom of the grinding roller 7 and the grinding table 1 can be visually, clearly and accurately adjusted through the arrangement of the pointer 25 and the graduated scale 24; a spring 26 is sleeved at the extending end of the telescopic guide rod 2, the top end of the spring 26 is fixedly connected with the bottom end of the mounting plate 5, and the bottom end of the spring 26 is fixedly connected with the top end of the fixed end of the telescopic guide rod 2; through the arrangement of the spring 26, the mounting plate 5 can be elastically supported, so that a vertical pulling force is formed between the threaded rod 3 and the threaded sleeve 4, and the situation that the threaded rod 3 and the threaded sleeve 4 automatically generate relative movement can be effectively reduced; the grinding machine also comprises a blanking guide table 27, wherein the blanking guide table 27 is fixedly arranged at the left part of the grinding table 1; the stone after polishing can be guided and transported by the discharging guide table 27, so that the stone automatically slides from the polishing table 1 without manual transportation, and the labor is saved.

When the angle grinder is used, the rotating shaft 15 drives the driving chain wheel 13 to rotate by rotating the hand wheel 17, after the transmission of the chain 16, the two groups of driven gears 10 drive the threaded rod 3 to rotate from the sleeve bearing 11, so that the threaded sleeve 4 drives the mounting plate 5 to move upwards or downwards, the height of the mounting plate 5 is adjusted, the distance between the grinding roller 7 and the grinding table 1 is adjusted according to the height of stone to be ground, after the height adjustment of the mounting plate 5 is finished, the speed reducing motor 8 is started, the speed reducing motor 8 drives the driving gear 9 to rotate, the grinding roller 7 rotates after the transmission of the driven gears 10, the stone to be processed is placed on the grinding table 1 and pushed from right to left, the top end of the stone to be ground is in close contact with the grinding roller 7, the grinding roller 7 carries out grinding and leveling processing on the top end of the stone, the grinding roller 7 has a larger grinding area than that of a traditional angle grinder, and does not need to carry out grinding operation by manually holding the angle grinder, the manual operation amount is reduced, and the polishing flatness is better; stone can be placed between the two groups of limit baffles 18, the push rod 20 and the push plate 19 push the plate from right to left along the two groups of limit baffles 18 by pushing the push-pull handle 22, and an operator is far away from a polishing operation position to reduce dust suction generated by polishing; through the arrangement of the annular limiting plate 23, the threaded rod 3 can be prevented from moving downwards towards the bottom of the sleeve bearing 11 under the action of gravity; the distance between the bottom of the grinding roller 7 and the grinding table 1 can be visually, clearly and accurately adjusted through the arrangement of the pointer 25 and the graduated scale 24; through the arrangement of the spring 26, the mounting plate 5 can be elastically supported, so that a vertical pulling force is formed between the threaded rod 3 and the threaded sleeve 4, and the situation that the threaded rod 3 and the threaded sleeve 4 automatically generate relative movement can be effectively reduced; the stone after polishing can be guided and transported by the discharging guide table 27, so that the stone automatically slides from the polishing table 1 without manual transportation, and the labor is saved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A building stone polishing mechanism is characterized by comprising a polishing platform (1), two groups of telescopic guide rods (2), two groups of threaded rods (3), two groups of threaded sleeves (4), a mounting plate (5), two groups of first bearing supports (6), a polishing roller (7), a speed reduction motor (8), a driving gear (9), a driven gear (10), two groups of sleeve bearings (11), two groups of driven sprockets (12), a driving sprocket (13), a second bearing support (14), a rotating shaft (15) and a chain (16), wherein the bottom ends of the two groups of telescopic guide rods (2) are fixedly connected with the top end of the polishing platform (1), the extension ends of the two groups of telescopic guide rods (2) are fixedly connected with the bottom end of the mounting plate (5), the two groups of threaded sleeves (4) are fixedly arranged on the mounting plate (5), the two groups of sleeve bearings (11) are fixedly arranged on the polishing platform (1), the bottom of the two groups of threaded rods (3) is respectively and rotatably arranged in the two groups of sleeve bearings (11), the top ends of the threaded rods (3) are respectively and spirally arranged at the bottom ends of the two groups of threaded sleeves (4) to penetrate through and penetrate out from the top ends of the two groups of threaded sleeves (4), the two groups of first bearing supports (6) are respectively arranged at the front left part and the rear left part of the top end of the mounting plate (5), the polishing roller (7) is rotatably arranged between the two groups of first bearing supports (6), a square opening is arranged on the mounting plate (5), the bottom end of the polishing roller (7) penetrates through the square opening from the top end of the mounting plate (5) to be exposed from the bottom end of the mounting plate (5), the speed reducing motor (8) is fixedly arranged at the right part of the top end of the mounting plate (5), and the driving gear (9) is arranged at the output end of the speed reducing motor (8), driven gear (10) fixed set up in the front end of grinding roller (7), driving gear (9) and driven gear (10) meshing, two sets of driven sprocket (12) fixed respectively set up in the bottom of two sets of threaded rods (3), second bearing support (14) fixed set up in the front end of platform (1) polishes, pivot (15) rotatable set up in on second bearing support (14), the top of pivot (15) is provided with hand wheel (17), driving sprocket (13) fixed set up in the bottom of pivot (15), driving sprocket (13) and two sets of driven sprocket (12) are connected through chain (16) transmission.

2. The building stone grinding mechanism as claimed in claim 1, further comprising two sets of limit baffles (18), a push plate (19), a push rod (20) and a linear guide bearing (21), wherein the two sets of limit baffles (18) are both fixedly arranged at the top end of the grinding table (1), the linear guide bearing (21) is fixedly arranged at the right part of the top end of the grinding table (1), the left end of the push rod (20) penetrates through the linear guide bearing (21) from the right end of the linear guide bearing (21) and is fixedly connected with the right end of the push plate (19), the push plate (19) can move left and right along the inner walls of the two sets of limit baffles (18), and the right end of the push plate (19) is provided with a push-pull handle (22).

3. The building stone grinding mechanism as claimed in claim 2, characterized in that a ring-shaped limiting plate (23) is fixedly arranged at the bottom of the threaded rod (3), and the bottom end of the ring-shaped limiting plate (23) is in close contact with the top end of the sleeve bearing (11).

4. A building stone grinding mechanism as claimed in claim 3, further comprising a graduated scale (24) and a pointer (25), wherein the graduated scale (24) is fixedly arranged at the top left front part of the grinding table (1), the pointer (25) is fixedly arranged at the front left part of the mounting plate (5), and the pointer (25) is coplanar with the lowest point of the grinding roller (7).

5. A building stone grinding mechanism as claimed in claim 4, characterized in that the extension end of the telescopic guide rod (2) is sleeved with a spring (26), the top end of the spring (26) is fixedly connected with the bottom end of the mounting plate (5), and the bottom end of the spring (26) is fixedly connected with the top end of the fixed end of the telescopic guide rod (2).

6. The building stone grinding mechanism as claimed in claim 5, further comprising a discharging guide table (27), wherein the discharging guide table (27) is fixedly arranged at the left part of the grinding table (1).