CN210147685U

CN210147685U - Stone material burnishing and polishing machine

Info

Publication number: CN210147685U
Application number: CN201920158887.5U
Authority: CN
Inventors: 何德忠
Original assignee: Jiangxi Lide Transmission Equipment Co Ltd
Current assignee: Jiangxi Lide Transmission Equipment Co Ltd
Priority date: 2019-01-29
Filing date: 2019-01-29
Publication date: 2020-03-17
Anticipated expiration: 2029-01-29

Abstract

The utility model relates to the technical field of accessories of grinding equipment, in particular to a stone grinding and polishing machine, which can reduce the influence of human factors on the grinding angle or the grinding thickness of a stone by controlling the grinding path of a coarse grinding wheel or a fine grinding wheel at the output end of a grinding machine, thereby reducing the difficulty that the grinding surface of the stone has higher processing quality; the use convenience of the grinding and polishing machine can be enhanced by flexibly and quickly switching the rough grinding wheel and the fine grinding wheel on the grinding machine; the grinding machine comprises a workbench, four groups of supporting legs, a grinding machine, a rough grinding wheel, a fine grinding wheel and a fixing mechanism; the clamping device comprises a rotating hole, a supporting plate, a rotating plate, a clamping ring, four groups of telescopic rods, a mounting plate, a fixing ring and a fastening threaded rod, wherein the middle area of the circumferential side wall of the rotating hole is communicated with an annular clamping groove; still include back shaft, support bearing, switching pole, go up locating lever, lower locating lever, two sets of location bearings and two sets of fixture blocks, the right-hand member middle part region of switching pole runs through and is provided with the supported hole.

Description

Stone material burnishing and polishing machine

Technical Field

The utility model relates to a grinding device auxiliary device's technical field especially relates to a stone material burnishing and polishing machine.

Background

As is well known, the surface of the stone after being mined is rough and needs to be finely processed into artwork to be sold and circulated in the market, and a stone polishing machine is a device for polishing the surface of the stone in the process of stone production and processing and is widely used in the field of stone processing; the existing stone grinding and polishing machine comprises a workbench, four groups of supporting legs, a polishing machine, a rough grinding wheel, a fine grinding wheel and a fixing mechanism, wherein the left front side, the left rear side, the right front side and the right rear side of the bottom end of the workbench are respectively connected with the top ends of the four groups of supporting legs; when the existing stone grinding and polishing machine is used, firstly, a grinding machine, a rough grinding wheel and a fine grinding wheel are purchased in the market, then, the stone to be processed is fixed on a fixing mechanism of a workbench, then, an operator firstly fixes and clamps a fixing clamp of the rough grinding wheel on an installation clamp at the output end of the grinding machine, then, the operator can hold the grinding machine by hand to drive the rough grinding wheel at the output end of the grinding machine to grind the surface of the stone, and after the rough grinding of the surface of the stone is finished, the operator replaces the fine grinding wheel at the output end of the grinding machine and then polishes the surface of the stone; when the existing stone grinding and polishing machine is used, the problem that when an operator holds the polishing machine to process the surface of a stone through a coarse grinding wheel or a fine grinding wheel at the bottom of the polishing machine, due to human factors, the difficulty of accurately controlling the grinding angle or the grinding thickness of the stone is high, so that the difficulty of high processing quality of the polished surface of the stone is high, and the use limitation is high is solved; and when the staff passed through the polisher and polished the stone material, need use rough grinding wheel and the emery wheel according to the actual condition of polishing of stone material is relapse, and rough grinding wheel and emery wheel dismouting process on the polisher is comparatively loaded down with trivial details, therefore makes current burnishing and polishing machine's use convenience relatively poor to lead to the practicality relatively poor.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a grinding path of the rough grinding wheel or the fine grinding wheel at the output end of the grinding machine can be controlled to reduce the influence of human factors on the grinding angle or the grinding thickness of the stone material, thereby reducing the difficulty that the grinding surface of the stone material has higher processing quality and further reducing the use limitation; and can use the convenience that polishing machine was strengthened through nimble quick switching rough grinding wheel and fine grinding wheel on the polisher to the stone material polishing machine of reinforcing practicality.

The utility model discloses a stone material grinding and polishing machine, including workstation, four group's landing legs, polisher, rough grinding wheel, fine grinding wheel and fixed establishment, the bottom left front side of workstation, left rear side, right front side and right rear side are connected with the top of four group's landing legs respectively, the bottom of fixed establishment is connected with the top of workstation, the stiff end of fine grinding wheel and rough grinding wheel all is provided with the fixing clip, the output of polisher is provided with the installation clip; the clamping device comprises a support plate, a rotating plate, a clamping ring, four groups of telescopic rods, a mounting plate, a fixing ring and a fastening threaded rod, wherein a rotating hole penetrates through the top area of the right end of the support plate, the rotating plate is rotatably clamped with the rotating hole, the middle area of the circumferential side wall of the rotating hole is communicated with a ring-shaped clamping groove, the clamping ring is rotatably clamped with the ring-shaped clamping groove, the inner circumferential side wall of the clamping ring is fixedly sleeved with the outer circumferential side wall of the rotating plate, the top end of the ring-shaped clamping groove is communicated with a fastening threaded hole, the bottom end of the fastening threaded rod penetrates through the fastening threaded hole from the upper side of the support plate in a screw mode and extends into the ring-shaped clamping groove, the bottom end of the fastening threaded rod is tightly attached to the top end of the clamping ring, four groups of telescopic holes penetrate through the front side, the rear side, the upper side and the, the left ends of the four groups of telescopic rods are respectively connected with the front side, the rear side, the upper side and the lower side of the right end of the mounting plate, the right end of the fixing ring is connected with the left end of the mounting plate, the fixing ring is fixedly sleeved with the middle area of the grinding machine, the polishing machine further comprises a control plate, a baffle and a supporting spring, the bottom end of the control plate is connected with the right side of the top end of the workbench, an extrusion cavity is arranged inside the control plate, the top end of the extrusion cavity is communicated with an adjusting slide hole, the bottom end of the supporting plate penetrates through the adjusting slide hole from the upper side of the control plate and extends into the pressurizing cavity, the bottom end of the supporting plate is connected with the top end of the baffle, the baffle is slidably clamped with the extrusion cavity, and the top end and; the grinding wheel mechanism further comprises a support shaft, a support bearing, a switching rod, an upper positioning rod, a lower positioning rod, two sets of positioning bearings and two sets of fixture blocks, wherein the right end of the support shaft is connected with the top area of the left end of the mounting plate, a support hole is formed in the middle area of the right end of the switching rod in a penetrating mode, the support bearing is fixedly clamped with the support hole, the support bearing is sleeved with the support shaft in a sliding mode, the top end and the bottom end of the switching rod are respectively connected with the left end of the bottom end of the upper positioning rod and the left end of the top end of the lower positioning rod, two sets of positioning grooves are respectively formed in the right end of the bottom end of the upper positioning rod and the right end of the top end of the lower positioning rod in a penetrating mode, two sets of mounting shafts are respectively arranged on the rough grinding wheel and the fine grinding wheel, the inner ends, the two sets of positioning bearings are fixedly clamped with the two sets of positioning grooves respectively, the two sets of positioning bearings are fixedly sleeved with the two sets of installation shafts respectively, the outer ends of the two sets of clamping blocks are connected with the inner ends of the two sets of installation shafts respectively, the output end of the grinding machine is provided with a driving groove, and the left end of the driving groove is communicated with a sliding hole.

The utility model discloses a stone material burnishing and polishing machine still includes the sliding plate, the regional inside slip chamber that is provided with in right part of workstation, the top intercommunication in slip chamber is provided with the drive slide opening, the sliding plate slides with the slip chamber and clamps, the top of sliding plate is provided with synchronous board, the top of synchronous board is passed the drive slide opening and is stretched out to the upside of workstation from the inside in slip chamber, the top of synchronous board is connected with the bottom of control panel, the bottom and the workstation of control panel slide and hug closely.

The utility model discloses a stone material burnishing and polishing machine still includes four protective block groups, the left end of four protective block groups is connected with the right-hand member of four telescopic link group respectively.

The utility model discloses a stone material burnishing and polishing machine still includes two sets of operating handle, the right-hand member of two sets of operating handle is connected with the left end top region and the bottom region of switching rod respectively.

The utility model discloses a stone material burnishing and polishing machine still includes the limiting plate, the right-hand member of limiting plate runs through and is provided with spacing screw hole, the circumference lateral wall left part region of back shaft is provided with the external screw thread, the regional fixed suit in left part of limiting plate and back shaft.

The utility model discloses a stone material burnishing and polishing machine still includes the dog, the right-hand member of dog is connected with the left end of back shaft.

The utility model discloses a stone material burnishing and polishing machine still includes adjust knob, adjust knob's bottom is connected with the top of fastening threaded rod.

Compared with the prior art, the beneficial effects of the utility model are that: when the worker drives the rough grinding wheel or the fine grinding wheel to grind through the grinding machine, firstly, the fastening threaded rod is rotationally conveyed on the top of the support plate to enable the bottom end of the fastening threaded rod to be not attached to the top end of a clamping ring of the rotating plate, then the rotating plate is rotated through four groups of telescopic rods to enable the rotating plate to drive the mounting plate to rotate on the support plate through four groups of telescopic rods, after a grinding machine on a fixing ring on the left side of the mounting plate drives a grinding wheel to adjust to a specified grinding angle, the rotating plate stops rotating and the fastening threaded rod is screwed on the support plate, then the worker can drive the grinding wheel to grind the stone through the grinding machine, when the grinding machine drives the stone to grind the stone, the support plate is required to be pressed to enable the support plate to move towards the inside of the control plate through the baffle plate to extrude a supporting spring, at the moment, the grinding machine drives the Therefore, the influence of human factors on the grinding angle or the grinding thickness of the stone is reduced by controlling the grinding path of the rough grinding wheel or the fine grinding wheel at the output end of the grinding machine, so that the difficulty of higher processing quality of the grinding surface of the stone is reduced, and the use limitation is reduced; and the switching rod is pushed to move rightwards on the supporting shaft, meanwhile, the switching rod drives a fixture block of a rough grinding wheel on the lower positioning rod to slide into a driving groove at the output end of the grinding machine through a sliding-in hole, then the grinding machine is started, the output end of the grinding machine can drive the rough grinding wheel to rotate through the fixture block of the rough grinding wheel, after the rough grinding wheel finishes grinding stone materials, the grinding machine stops rotating, then the switching rod is pulled to enable the switching rod to move outwards on the supporting shaft, at the moment, the fixture block of the rough grinding wheel is separated from the driving groove at the output end of the grinding machine, then the switching rod is rotated to enable the switching rod to rotate on the supporting shaft through a supporting bearing, when the fine grinding wheel rotates to the bottom end, the switching rod is pushed again to enable the switching rod to drive a fine grinding wheel on the upper positioning rod to move rightwards until the fixture block of, then, the fine grinding wheel is used for polishing the surface of the stone material, so that the use convenience of the grinding and polishing machine is enhanced through flexibly and quickly switching the rough grinding wheel and the fine grinding wheel on the grinding machine, and the practicability is enhanced.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the connection structure of the support plate and the control plate of the present invention;

in the drawings, the reference numbers: 1. a work table; 2. four groups of supporting legs; 3. a sander; 4. a rough grinding wheel; 5. A fine grinding wheel; 6. a fixing mechanism; 7. a support plate; 8. a rotating plate; 9. a snap ring; 10. four groups of telescopic rods; 11. mounting a plate; 12. a fixing ring; 13. fastening a threaded rod; 14. a support shaft; 15. a support bearing; 16. a switch lever; 17. an upper positioning rod; 18. two sets of positioning bearings; 19. Two groups of fixture blocks; 20. a control panel; 21. a baffle plate; 22. a support spring; 23. a sliding plate; 24. Four groups of protection blocks; 25. two groups of operating handles; 26. a limiting plate; 27. a stopper; 28. and adjusting a knob.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

As shown in fig. 1 to 2, the utility model discloses a stone material grinding and polishing machine, including workstation 1, four groups of landing legs 2, polisher 3, corase grind wheel 4, buffing wheel 5 and fixed establishment 6, the bottom left front side, left rear side, right front side and the right rear side of workstation 1 are connected with the top of four groups of landing legs 2 respectively, the bottom of fixed establishment 6 is connected with the top of workstation 1, the stiff end of buffing wheel 5 and corase grind wheel 4 all is provided with the fixing clip, the output of polisher 3 is provided with the installation clip; the clamping device also comprises a supporting plate 7, a rotating plate 8, a clamping ring 9, four groups of telescopic rods 10, a mounting plate 11, a fixing ring 12 and a fastening threaded rod 13, wherein a rotating hole is arranged in the top area of the right end of the supporting plate 7 in a penetrating manner, the rotating plate 8 is rotatably clamped with the rotating hole, the middle area of the circumferential side wall of the rotating hole is communicated with a ring-shaped clamping groove, the clamping ring 9 is rotatably clamped with the ring-shaped clamping groove, the inner circumferential side wall of the clamping ring 9 is fixedly sleeved with the outer circumferential side wall of the rotating plate 8, the top end of the ring-shaped clamping groove is communicated with a fastening threaded hole, the bottom end of the fastening threaded rod 13 penetrates through the fastening threaded hole from the upper side of the supporting plate 7 in a screw manner and extends into the ring-shaped clamping groove, the bottom end of the fastening threaded rod 13 is tightly attached to the top end of the clamping ring 9, four groups of telescopic holes are respectively arranged in a, the left ends of four groups of telescopic rods 10 are respectively connected with the front side, the rear side, the upper side and the lower side of the right end of a mounting plate 11, the right end of a fixing ring 12 is connected with the left end of the mounting plate 11, the fixing ring 12 is fixedly sleeved with the middle area of a grinding machine 3, the polishing machine further comprises a control plate 20, a baffle plate 21 and a supporting spring 22, the bottom end of the control plate 20 is connected with the right side of the top end of a workbench 1, an extrusion cavity is arranged inside the control plate 20, the top end of the extrusion cavity is communicated with an adjusting sliding hole, the bottom end of a supporting plate 7 penetrates through the adjusting sliding hole from the upper side of the control plate 20 and extends into the pressurizing cavity, the bottom end of the supporting plate 7 is connected with the top end of the baffle plate 21, the baffle plate 21 is slidably clamped; the grinding device also comprises a support shaft 14, a support bearing 15, a switching rod 16, an upper positioning rod 17, a lower positioning rod, two sets of positioning bearings 18 and two sets of clamping blocks 19, wherein the right end of the support shaft 14 is connected with the top area of the left end of the mounting plate 11, the middle area of the right end of the switching rod 16 is provided with a support hole in a penetrating manner, the support bearing 15 is fixedly clamped with the support hole, the support bearing 15 is sleeved with the support shaft 14 in a sliding manner, the top end and the bottom end of the switching rod 16 are respectively connected with the left end of the bottom end of the upper positioning rod 17 and the left end of the top end of the lower positioning rod, the right end of the bottom end of the upper positioning rod 17 and the right end of the lower positioning rod are respectively provided with two sets of positioning grooves in a penetrating manner, the inner ends of the two sets of positioning grooves respectively penetrate through the two sets of positioning holes from the upper, two groups of positioning bearings 18 are fixedly clamped with the two groups of positioning grooves respectively, the two groups of positioning bearings 18 are fixedly sleeved with the two groups of mounting shafts respectively, the outer ends of the two groups of clamping blocks 19 are connected with the inner ends of the two groups of mounting shafts respectively, the output end of the polisher 3 is provided with a driving groove, and the left end of the driving groove is communicated with a sliding hole; when a worker drives a rough grinding wheel or a fine grinding wheel to grind through a grinder, firstly, a fastening threaded rod is screwed at the top end of a supporting plate to ensure that the bottom end of the fastening threaded rod is not attached to the top end of a clamping ring of a rotating plate any more, then the rotating plate is rotated through four groups of telescopic rods to ensure that the rotating plate drives a mounting plate to rotate on the supporting plate through four groups of telescopic rods, after a grinding machine on a fixing ring at the left side of the mounting plate drives a grinding wheel to adjust to a specified grinding angle, the rotating plate is stopped to rotate and the fastening threaded rod is screwed on the supporting plate, then the worker can drive the grinding wheel to grind stone through the grinding machine, and the four groups of telescopic rods are pushed and pulled to ensure that the grinding machine on the mounting plate drives the grinding wheel to move to different positions on the stone, so that the influence of human factors on the, therefore, the difficulty that the polished surface of the stone has higher processing quality is reduced, and the use limitation is reduced; and the switching rod is pushed to move rightwards on the supporting shaft, meanwhile, the switching rod drives a fixture block of a rough grinding wheel on the lower positioning rod to slide into a driving groove at the output end of the grinding machine through a sliding-in hole, then the grinding machine is started, the output end of the grinding machine can drive the rough grinding wheel to rotate through the fixture block of the rough grinding wheel, after the rough grinding wheel finishes grinding stone materials, the grinding machine stops rotating, then the switching rod is pulled to enable the switching rod to move outwards on the supporting shaft, at the moment, the fixture block of the rough grinding wheel is separated from the driving groove at the output end of the grinding machine, then the switching rod is rotated to enable the switching rod to rotate on the supporting shaft through a supporting bearing, when the fine grinding wheel rotates to the bottom end, the switching rod is pushed again to enable the switching rod to drive a fine grinding wheel on the upper positioning rod to move rightwards until the fixture block of, then, the fine grinding wheel is used for polishing the surface of the stone material, so that the use convenience of the grinding and polishing machine is enhanced through flexibly and quickly switching the rough grinding wheel and the fine grinding wheel on the grinding machine, and the practicability is enhanced.

The utility model discloses a stone material burnishing and polishing machine, still include sliding plate 23, the inside sliding chamber that is provided with in the right part region of workstation 1, the top intercommunication of sliding chamber is provided with and drives the slide opening, sliding plate 23 slides with the sliding chamber and clamps, the top of sliding plate 23 is provided with synchronous board, the top of synchronous board passes from the inside of sliding chamber and drives the slide opening and stretch out to the upside of workstation 1, the top of synchronous board is connected with the bottom of control panel 20, the bottom of control panel 20 slides with workstation 1 and hugs closely; make the control panel drive the polisher lateral shifting in the backup pad through promoting the control panel, the control panel then passes through the sliding plate at the inside back-and-forth movement of workstation simultaneously, and the sliding plate has played spacing effect to the control panel to use the limitation has been reduced.

The utility model discloses a stone grinding and polishing machine, which also comprises four groups of protection blocks 24, wherein the left ends of the four groups of protection blocks 24 are respectively connected with the right ends of four groups of telescopic rods 10; the probability that the four groups of telescopic rods break away from the rotating plate is effectively reduced through the four groups of protection blocks, and therefore the practicability is enhanced.

The utility model discloses a stone material grinding and polishing machine, which also comprises two groups of operating handles 25, wherein the right ends of the two groups of operating handles 25 are respectively connected with the top area and the bottom area of the left end of the switching rod 16; the switching process of the switching rod is more convenient through the two groups of operating handles, so that the convenience is enhanced.

The utility model discloses a stone material burnishing and polishing machine still includes limiting plate 26, and the right-hand member of limiting plate 26 runs through and is provided with spacing screw hole, and the circumference lateral wall left part region of back shaft 14 is provided with the external screw thread, and limiting plate 26 and the regional fixed suit in left part of back shaft 14; after the position of the switching rod on the supporting shaft is adjusted, the limiting plate is screwed on the supporting shaft to enable the right end of the limiting plate to be tightly attached to the left end of the switching rod, so that the probability that the grinding wheel is separated from the output end of the grinding machine is effectively reduced, and the use limitation is reduced.

The utility model discloses a stone grinding and polishing machine, which also comprises a stop block 27, wherein the right end of the stop block 27 is connected with the left end of the supporting shaft 14; the stopper reduces the probability of the separation of the limiting plate from the supporting shaft, thereby enhancing the usability.

The utility model discloses a stone grinding and polishing machine, which also comprises an adjusting knob 28, wherein the bottom end of the adjusting knob 28 is connected with the top end of a fastening threaded rod 13; adjustment of the fastening threaded rod is facilitated by the adjusting knob, so that convenience is enhanced.

The utility model discloses a stone material polishing machine, it is at work, purchase polisher, corase grind wheel and the buff wheel in the market at first, then fix the stone material that will process on the fixed establishment of workstation, move right on the back shaft through promoting the change bar, the fixture block of rough grind wheel on the locating lever slides in the drive inslot of the output of polisher through sliding in the hole under the change bar drive simultaneously, then start polisher this time output of polisher can drive rough grind wheel through the fixture block of rough grind wheel and rotate, when the staff is polishing through the polisher drive rough grind wheel, at first send the fastening threaded rod soon in the top of backup pad and make the bottom of fastening threaded rod no longer hug closely with the top of the snap ring of rotor plate, then rotate the rotor plate through four telescopic links of group and make the rotor plate drive the mounting panel through four groups and rotate on the backup pad, after a grinding machine on a fixing ring on the left side of the mounting plate drives a grinding wheel to adjust to a specified grinding angle, stopping rotating the rotating plate and screwing the fastening threaded rod on the supporting plate, then enabling a worker to drive the grinding wheel to grind the stone through the grinding machine, pushing and pulling four groups of telescopic rods to enable the grinding machine on the mounting plate to drive the grinding wheel to move to different positions on the stone, stopping rotating the grinding machine after the rough grinding wheel finishes grinding the stone, then pulling the switching rod to enable the switching rod to move outwards on the supporting shaft, then enabling a clamping block of the rough grinding wheel to be separated from a driving groove at the output end of the grinding machine, then rotating the switching rod to enable the switching rod to rotate on the supporting shaft through a supporting bearing, when the fine grinding wheel rotates to the bottom end, pushing the switching rod again to enable the switching rod to drive a fine grinding wheel on the upper positioning rod to move, then, the grinding machine is started to drive the fine grinding wheel to rotate, and then the fine grinding wheel is used for polishing the surface of the stone.

The terms "front", "rear", "left", "right" and the like as used herein are for illustrative purposes only.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A stone grinding and polishing machine comprises a workbench (1), four groups of supporting legs (2), a polishing machine (3), a rough grinding wheel (4), a fine grinding wheel (5) and a fixing mechanism (6), wherein the left front side, the left rear side, the right front side and the right rear side of the bottom end of the workbench (1) are respectively connected with the top ends of the four groups of supporting legs (2), the bottom end of the fixing mechanism (6) is connected with the top end of the workbench (1), fixing clamps are arranged at the fixed ends of the fine grinding wheel (5) and the rough grinding wheel (4), and an installation clamp is arranged at the output end of the polishing machine (3); the clamping device is characterized by further comprising a supporting plate (7), a rotating plate (8), a clamping ring (9), four groups of telescopic rods (10), a mounting plate (11), a fixing ring (12) and a fastening threaded rod (13), wherein a rotating hole penetrates through the top area of the right end of the supporting plate (7), the rotating plate (8) is rotatably clamped with the rotating hole, a ring-shaped clamping groove is communicated with the middle area of the circumferential side wall of the rotating hole, the clamping ring (9) is rotatably clamped with the ring-shaped clamping groove, the inner circumferential side wall of the clamping ring (9) is fixedly sleeved with the outer circumferential side wall of the rotating plate (8), a fastening threaded hole is communicated with the top end of the ring-shaped clamping groove, the bottom end of the fastening threaded rod (13) penetrates through the fastening threaded hole from the upper side of the supporting plate (7) and extends into the ring-shaped clamping groove, and the bottom end of, the right-hand member front side, the rear side, the upside and the downside of rotor plate (8) run through respectively and are provided with four groups of flexible holes, the left end of four groups of telescopic links (10) all passes four groups of flexible holes respectively and all stretches out to the left side of rotor plate (8) from the right side of rotor plate (8), the left end of four groups of telescopic links (10) is connected with the right-hand member front side, the rear side, the upside and the downside of mounting panel (11) respectively, the right-hand member of solid fixed ring (12) is connected with the left end of mounting panel (11), solid fixed ring (12) is fixed with the middle part region of polisher (3) and is nested, still include control panel (20), baffle (21) and supporting spring (22), the bottom of control panel (20) is connected with the top right side of workstation (1), the inside of control panel (20) is provided with the extrusion chamber, the top intercommunication in extrusion chamber is provided with, the bottom end of the supporting plate (7) penetrates through the adjusting slide hole from the upper side of the control plate (20) and extends into the pressurizing cavity, the bottom end of the supporting plate (7) is connected with the top end of the baffle plate (21), the baffle plate (21) is slidably clamped with the extrusion cavity, and the top end and the bottom end of the supporting spring (22) are respectively clung to the bottom end of the baffle plate (21) and the bottom end of the extrusion cavity; the grinding wheel mechanism is characterized by further comprising a support shaft (14), a support bearing (15), a switching rod (16), an upper positioning rod (17), a lower positioning rod, two sets of positioning bearings (18) and two sets of clamping blocks (19), wherein the right end of the support shaft (14) is connected with the top area of the left end of the mounting plate (11), a support hole is formed in the middle area of the right end of the switching rod (16) in a penetrating mode, the support bearing (15) is fixedly clamped with the support hole, the support bearing (15) is sleeved with the support shaft (14) in a sliding mode, the top end and the bottom end of the switching rod (16) are respectively connected with the left side of the bottom end of the upper positioning rod (17) and the left side of the top end of the lower positioning rod, two sets of positioning grooves are respectively formed in the right side of the bottom end of the upper positioning rod (17) and the right side of the top end of the lower, the inner of two sets of installation axles passes two sets of locating holes respectively and stretches out the downside of supreme locating lever (17) and the upside of locating lever down respectively from the upside of last locating lever (17) and the downside of locating lever down, two sets of positioning bearing (18) clamp with two sets of constant head tanks are fixed respectively, two sets of positioning bearing (18) are fixed the suit with two sets of installation axles respectively, the outer end of two sets of fixture blocks (19) is connected with the inner of two sets of installation axles respectively, the output of polisher (3) is provided with drives the groove, the left end intercommunication that drives the groove is provided with the hole that slides in.

2. The stone grinding and polishing machine of claim 1, further comprising a sliding plate (23), wherein a sliding cavity is arranged inside the right region of the worktable (1), the top end of the sliding cavity is communicated with a driving sliding hole, the sliding plate (23) is slidably clamped with the sliding cavity, a synchronizing plate is arranged at the top end of the sliding plate (23), the top end of the synchronizing plate penetrates through the driving sliding hole from the inside of the sliding cavity and extends to the upper side of the worktable (1), the top end of the synchronizing plate is connected with the bottom end of the control plate (20), and the bottom end of the control plate (20) is in sliding fit with the worktable (1).

3. The stone grinding and polishing machine as claimed in claim 2, further comprising four sets of protection blocks (24), wherein the left ends of the four sets of protection blocks (24) are respectively connected with the right ends of the four sets of telescopic rods (10).

4. A stone grinding and polishing machine as claimed in claim 3, characterized by comprising two sets of operating handles (25), the right ends of said two sets of operating handles (25) being connected to the top and bottom areas, respectively, of the left end of the switching rod (16).

5. The stone grinding and polishing machine as claimed in claim 4, further comprising a limiting plate (26), wherein a limiting threaded hole is formed at the right end of the limiting plate (26) in a penetrating manner, an external thread is formed in the left area of the circumferential side wall of the supporting shaft (14), and the limiting plate (26) is fixedly sleeved with the left area of the supporting shaft (14).

6. A stone grinding and polishing machine as claimed in claim 5, characterized in that it further comprises a block (27), the right end of said block (27) being connected to the left end of the supporting shaft (14).

7. The stone grinding and polishing machine as claimed in claim 6, characterized in that it further comprises an adjusting knob (28), the bottom end of said adjusting knob (28) being connected to the top end of the fastening threaded rod (13).