CN209466065U

CN209466065U - A kind of building board surface polishing bistrique and its polishing machine

Info

Publication number: CN209466065U
Application number: CN201821861419.6U
Authority: CN
Inventors: 华寿庆
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-11-12
Filing date: 2018-11-12
Publication date: 2019-10-08
Anticipated expiration: 2028-11-12

Abstract

The utility model relates to a kind of building board surface polishing bistrique and its polishing machine, grinding head for polishing includes a revolution movement, one or more free-wheeling systems and one or more abrading blocks；The revolution movement is made of a revoluting motor and a hollow shaft, and the fixation kit of installation free-wheeling system is equipped on hollow shaft；The free-wheeling system is made of a spinning motor and an axis of rotation, and the spinning motor is mounted on hollow shaft by components；The abrading block is mounted on the axis of rotation, makes have an abrading block on each axis of rotation；The revolution movement drives hollow shaft rotation by revoluting motor, and hollow shaft drives fixation kit rotation, drives free-wheeling system using hollow shaft as center rotary motion by fixation kit.The utility model can effectively improve polishing efficiency, improve productivity, and effectively improve the polishing uniformity on workpiece surface (i.e. building board surface).

Description

A kind of building board surface polishing bistrique and its polishing machine

Technical field

The utility model relates to building board surface polishing equipment technical field, in particular to a kind of building board surface is thrown Ray machine.

Background technique

In the building board such as production process of Wall or floor tile, building stones plate, require to be processed by shot blasting its surface. Existing polishing machine is generally provided with 32-48 group grinding head for polishing to its surface into polishing.

Existing grinding head for polishing structure is to be driven by a motor main shaft, and a mill is installed in main shaft lower end, and the lower end of mill is again 3-6 abrading block is installed, the abrading block of rotation polishes processed Wall or floor tile or building stones plate, polishes Shi Shuicong main shaft top Rotary joint enter main shaft, then the surface for being polished object is flowed to from the lower end of main shaft, first is that cooled down to abrading block, second is that Take away the clast to fall off after grinding；The speed of mainshaft turns for 400-700 per minute, and the average linear velocity of abrading block is 10.466m/s (straight Diameter 500mm mill), therefore there are following defects for the structure: more grinding head for polishing number (48 1. must be used in actual use It is a) defined finish could be reached；2. the edge of separation disc farther out, cannot since water flow flows out among disk along polished silicon wafer bottom surface Drain clast after grinding in time, influences polishing effect, the lower position of bistrique is fixed by limited screw when 3. bistrique works, when Consumptive material needs artificial turn limited screw to move down by bistrique lower limit when wearing, and otherwise can not be polished；When newly replacement consumptive material, Artificial turn limited screw is needed to move up by bistrique lower limit, otherwise in the case where no product, the abrading block of rotation touches conveying Belt grinds away conveyor belt.

Utility model content

The purpose of this utility model is, in order to solve existing building plate surface polishing machine there are above-mentioned technical problem, A kind of building board surface polishing bistrique and its polishing machine are provided.

A kind of building board surface polishing bistrique for realizing the utility model aim, includes a revolution movement, one Or multiple free-wheeling systems and one or more abrading blocks；The revolution movement is made of a revoluting motor and a hollow shaft, is being revolved Axis is equipped with the fixation kit of installation free-wheeling system；The free-wheeling system is made of a spinning motor and an axis of rotation, it is described from Rotating motor is mounted on hollow shaft by fixation kit；The abrading block is mounted on the axis of rotation, makes have one on each axis of rotation A abrading block；The revolution movement drives hollow shaft rotation by revoluting motor, and hollow shaft drives fixation kit rotation, passes through fixed group Part drives free-wheeling system using hollow shaft as center rotary motion, while free-wheeling system drives the axis of rotation to rotate by spinning motor, It is rotated centered on the axis of rotation by axis of rotation band dynamic grinding block, one or more free-wheeling systems is made to form secondary drive rotation, and band Abrading block where dynamic is in the polishing face of a plane.

Further, the fixation kit is made of the rotating disc for being fixed on hollow shaft bottom, and the free-wheeling system passes through Spinning motor is fixed on rotating disc.

Further, the rotating disc is equipped with mounting hole, and the free-wheeling system is mounted on rotating disc by mounting hole.

Further, there are three the free-wheeling system is set, three free-wheeling systems are evenly distributed in a ring on the outside of hollow shaft Position.

Further, the abrading block middle position of the grinding head for polishing is equipped with blasthole, which is connected with cooling system It is logical, and it is pierced by abrading block bottom, in application, the discharge orifice being arranged in the blasthole of abrading block and polished silicon wafer is corresponding, which is realized Cooling water is introduced by the blasthole of cooling system, and polished silicon wafer clast after grinding is discharged by discharge orifice.

Further, the spinning motor power circuit guides to hollow shaft by the way that an electric slip ring is arranged on hollow shaft, then Spinning motor is accessed by hollow shaft, is connected to spinning motor especially by connecting tube.

It further, further include having a cooling system, the cooling system includes axis hole one and rotation in hollow shaft Axis hole two in axis is equipped with connecting tube and is connected with each other between the axis hole one and axis hole two.

The polishing machine for realizing the utility model aim is a kind of polishing machine using above-mentioned building board surface polishing bistrique, It include a mainframe, a horizontal transmission device and several grinding head for polishing, the mainframe is that horizontal conveyor dress is fixedly mounted Set the fixed frame with grinding head for polishing；The horizontal transmission device is made of driving motor, drive roll, driven voller and driving belt, The drive roll and driven voller are separately mounted to the rear and front end position of mainframe, the driving belt be mounted on drive roll and from On dynamic roller, drives driving belt to rotate on drive roll and driven voller by driving motor driving drive roll, form a horizontal conveyor Face；Several described grinding head for polishing pass through lifting device arrangement respectively and are mounted on mainframe, positioned at horizontal transmission device Above driving belt, grinding head for polishing is made to form the grinding head for polishing with elevating function on the horizontal conveyor face on driving belt.

Further, the lifting device includes second-grade lifting and secondary lifting mechanism, the grinding head for polishing It is mounted in secondary lifting mechanism, the second-grade lifting acts on secondary lifting mechanism and grinding head for polishing on mainframe Oscilaltion, the secondary lifting mechanism act on grinding head for polishing oscilaltion in second-grade lifting.

Further, the lifting device includes second-grade lifting and secondary lifting mechanism, the level-one lifting Mechanism includes that a main lifting seat, a driving motor, a transmission chain and more than two screw lifters, the main lifting seat pass through Screw lifter is mounted on mainframe simultaneously, in order to which main lifting seat can more steadily be gone up and down in mainframe, in mainframe and master Guide post is equipped between lifting seat, the driving motor drives screw lifter by transmission chain, by screw lifter synchronous belt Main lifting seat is moved steadily to go up and down up and down；The secondary lifting mechanism includes secondary lifting seat and more than two lifting cylinders, The secondary lifting seat is mounted on main lifting seat by lifting cylinder, meanwhile, in order to which secondary lifting seat can be more in main lifting seat Steady lifting is equipped with pair lifting seat described in guide post between secondary lifting seat and main lifting seat and is driven by lifting cylinder in main lifting It is moved up and down on seat, forms secondary lifting function；Corresponding position is respectively equipped with logical on the main lifting seat and secondary lifting seat Hole, the revoluting motor of the grinding head for polishing are mounted on through-hole corresponding position, and the hollow shaft is protruded into mainframe by through-hole Between position, free-wheeling system is mounted on the horizontal conveyor face on driving belt.

The utility model has the beneficial effects that

1, the revolution movement of the utility model drives hollow shaft rotation by revoluting motor, and hollow shaft drives fixation kit to turn It is dynamic, drive free-wheeling system using hollow shaft as center rotary motion by fixation kit, while free-wheeling system is driven by spinning motor Dynamic axis of rotation rotation is rotated centered on the axis of rotation by axis of rotation band dynamic grinding block, forms one or more free-wheeling systems secondary Transmission rotation, and drive the abrading block at place in the polishing face of a plane.The utility model is in application, in abrading block with 2900 Rev/min or more rotation speed workpiece is polished, efficiency is the three times of existing polishing machine or more；This is practical as a result, It is novel to effectively improve polishing efficiency, productivity is improved, and the polishing for effectively improving workpiece surface (i.e. building board surface) is equal Evenness.

2, several grinding head for polishing of the utility model pass through lifting device arrangement respectively and are mounted on mainframe, are located at Above the driving belt of horizontal transmission device, forming grinding head for polishing on the horizontal conveyor face on driving belt has lifting function The grinding head for polishing of energy, and grinding head for polishing has certain spring function, it therefore, can be preferably with the thickness according to workpiece in polishing The dynamics of the distance of polishing, control polishing, the pressure reduction being applied on workpiece (i.e. building board surface) is adjusted in degree 50%, the breakage rate of workpiece also reduces by 90% or more, can be effectively reduced the breakage to workpiece, polishing is avoided to cause workpiece Breakage, and influence the quality of product or even result in waste Phenomena occur.

3, the abrading block middle position of the grinding head for polishing of the utility model is equipped with blasthole, which is connected with cooling system It is logical, and it is pierced by abrading block bottom, in application, the discharge orifice being arranged in the blasthole of abrading block and polished silicon wafer is corresponding, which is realized Cooling water is introduced by the blasthole of cooling system, and polished silicon wafer clast after grinding is discharged by discharge orifice.Therefore, this is practical new Type in application, cooling water is discharged from the center of abrading block, take away by the heat and particle generated when abrading block can be polished rapidly with workpiece, The phenomenon that avoiding the high temperature due to occurring in polishing process and burning out workpiece or burn abrading block, polishing effect can be effectively improved.

4, the utility model polishing machine includes a mainframe, a horizontal transmission device and several grinding head for polishing, several A grinding head for polishing selects installation number or selection usage quantity according to actual service conditions, and therefore, application is more humanized, reasonable Change, preferably can carry out reasonable distribution to water, electricity consumption, land occupation face, product operator, save input cost.

5, the utility model can be widely applied to the plane polishings such as the tile polishing of ceramic industry, stone polishing.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model.

Fig. 2 is the free-wheeling system of the utility model and the mounting structure schematic diagram of abrading block.

Fig. 3 is the A-A cross-sectional view of Fig. 2.

Fig. 4 is the main view of the utility model polishing machine.

Fig. 5 is the perspective view of the utility model polishing machine.

Specific embodiment

Below in conjunction with attached drawing, the utility model is described in further detail.

Referring to figs. 1 to a kind of building board surface polishing bistrique shown in fig. 5, include revolution movement 1, one or Multiple free-wheeling systems 2 and one or more abrading blocks 3；The revolution movement 1 is made of a revoluting motor 11 and a hollow shaft 12, Hollow shaft 12 is equipped with the fixation kit 13 of installation free-wheeling system 2；The free-wheeling system 2 is by a spinning motor 21 and a rotation Axis 22 forms, and the spinning motor 21 is mounted on hollow shaft 12 by fixation kit 13；The abrading block 3 is mounted on the axis of rotation 22 On, make have an abrading block 3 on each axis of rotation 22；The revolution movement 1 is driven by revoluting motor 11 by the belt 111 that revolves Hollow shaft 12 rotates, and hollow shaft 12 drives fixation kit 13 to rotate, and drives free-wheeling system 2 with hollow shaft 12 by fixation kit 13 For center rotary motion, while free-wheeling system 2 drives the axis of rotation 22 to rotate by spinning motor 21, by the axis of rotation 22 with dynamic grinding block 3 are rotated centered on the axis of rotation 22, so that one or more free-wheeling systems 2 is formed secondary drive rotation, and drive the abrading block 3 at place In the polishing face of a plane.

In embodiment, the fixation kit 13 is made of the rotating disc for being fixed on 12 bottom of hollow shaft, the free-wheeling system 2 It is fixed on rotating disc by spinning motor 21.Specifically, the spinning motor 21 is mounted on rotation by a mounting rack 211 On disk (fixation kit 13), the axis of rotation 22 includes the shaft coupling 212 docked with 21 shaft of spinning motor, the axis of rotation 22 On be additionally provided with outer fixing seat 213, bearing 214, mechanical seal 215, abrading block connection seat 216 etc., wherein mechanical seal 26 be use Two spaces between sealing bearing and cooling water.

The rotating disc is equipped with mounting hole, and the free-wheeling system 2 is mounted on rotating disc by mounting hole (figure is not depending on out) On, i.e., the position of mounting hole that rotating disc is mounted on using outer fixing seat 213 of free-wheeling system 2, the axis of rotation 22 of spinning motor 21 are logical Mounting hole is crossed to extend to below rotating disc.In practical application, the free-wheeling system 2 is typically provided three, and three free-wheeling systems 2 are in ring Shape is evenly distributed on 12 outer fix of hollow shaft.Specifically, the rotating disc (fixation kit 13) passes through center and revolution The docking of 12 bottom end of axis is fixed, and is uniformly distributed three mounting holes around 12 annular of hollow shaft on rotating disc, and three free-wheeling systems 2 are distinguished It is fixedly mounted on the position of mounting hole of rotating disc using outer fixing seat 213, the axis of rotation 22 of each spinning motor 21 passes through peace Dress hole reaches the lower section of rotating disc.

In order to avoid the burning workpiece (i.e. building board surface) being easy to appear in high temperature polishing process or burns abrading block 3 and influence The phenomenon that polishing effect, the building board surface polishing bistrique of the utility model further include having a cooling system, the cooling system System includes the axis hole one (figure does not regard out) in hollow shaft 12 and the axis hole 2 221 in the axis of rotation 22, and axis hole one is the axis of rotation 22 Top is to the through-hole of lower curtate, and axis hole 2 221 is the through-hole inside the axis of rotation 22, and axis hole 2 221 stretches out 22 bottom end of the axis of rotation, described It is equipped with connecting tube 4 between axis hole one and axis hole 2 221 to be connected with each other, 3 middle position of abrading block is equipped with blasthole 31, this enters water Hole 31 and the axis hole 2 221 of cooling system are connected, and are pierced by 3 bottom of abrading block.In application, cooling water is from the axis on hollow shaft 12 Hole one is injected, and is delivered to axis hole 2 221 by connecting tube 4, is delivered on the polishing face of abrading block 3 by axis hole 2 221, is applied When, cooling water is discharged from the center of abrading block 3, and the heat and particle generated when abrading block can be polished rapidly with workpiece is taken away, and avoids The phenomenon that due to the burning workpiece occurred in high temperature polishing process or burning abrading block, polishing effect can be effectively improved.

In view of power circuit will appear coiling phenomenon when hollow shaft 12 rotates, it is sliding that an electricity is set at the top of hollow shaft 12 Ring 122,21 power circuit of spinning motor guides to hollow shaft 12 by the way that an electric slip ring 122 is arranged on hollow shaft 12, then leads to It crosses hollow shaft 12 and accesses spinning motor 21, be connected to spinning motor 21 especially by connecting tube 4.

The polishing machine for realizing the utility model aim is a kind of polishing machine using above-mentioned building board surface polishing bistrique, It include a mainframe 5, a horizontal transmission device 6 and several grinding head for polishing 7, the grinding head for polishing 7, which is above-mentioned, includes It throws on the building board surface of the technical characterstics such as one revolution movement 1, one or more free-wheeling systems 2 and one or more abrading blocks 3 Tarry matter head.Several described grinding head for polishing select installation number or selection usage quantity, i.e. basis according to actual service conditions The usable floor area size of equipment investment and the requirement of polishing workpiece (i.e. building board surface), select mainframe 5 and horizontal conveyor The length of device 6 and the quantity of grinding head for polishing 7；Or according to the quantity for using polishing workpiece (i.e. building board surface), selection is opened The quantity of dynamic grinding head for polishing 7, avoids opening all grinding head for polishing 7, result in waste of resources, and the mainframe 5 is that water is fixedly mounted The fixed frame of flat transmission device 6 and grinding head for polishing 7；The horizontal transmission device 6 is by driving motor 61, drive roll 62, driven voller 63 and driving belt 64 form, the drive roll 62 and driven voller 63 are separately mounted to the rear and front end position of mainframe 5, described Driving belt 64 is mounted on drive roll 62 and driven voller 63, drives drive roll 62 that driving belt 64 is driven to exist by driving motor 61 It is rotated on drive roll 62 and driven voller 63, forms a horizontal conveyor face 65；Several described grinding head for polishing 7 pass through a lifting respectively The arrangement of device 71 is mounted on mainframe 5, above the driving belt 64 of horizontal transmission device 6, is passing grinding head for polishing 7 The grinding head for polishing with elevating function is formed on horizontal conveyor face 65 on dynamic belt 64.

In embodiment, the lifting device 71 includes second-grade lifting 8 and secondary lifting mechanism 9, the polishing Bistrique 7 is mounted in secondary lifting mechanism 9, and the second-grade lifting 8 acts on secondary lifting mechanism 9 and grinding head for polishing 7 The oscilaltion on mainframe 5, it is upper and lower in second-grade lifting 8 that the secondary lifting mechanism 9 acts on grinding head for polishing 7 Lifting.Specifically, the lifting device 71 includes second-grade lifting 8 and secondary lifting mechanism 9, the level-one elevator Structure 8 includes a main lifting seat 81, a driving motor 82, a transmission chain 83 and more than two screw lifters 84, the main liter Drop seat 81 is mounted on mainframe 5 simultaneously by screw lifter 84, in order to which main lifting seat 81 can more steadily rise in mainframe 5 Drop, is equipped with guide post between mainframe 5 and main lifting seat 81, and the driving motor 82 drives spiral lifting by transmission chain 83 Device 84, by main about the 81 lifting seat steadily lifting of 84 synchronous drive of screw lifter；The secondary lifting mechanism 9 includes pair Lifting seat 91 and more than two lifting cylinders 92, the secondary lifting seat 91 are mounted on main lifting seat 81 by lifting cylinder 92 On, meanwhile, in order to which secondary lifting seat 91 can more steadily be gone up and down in main lifting seat 81, between secondary lifting seat 91 and main lifting seat 81 It is driven equipped with pair lifting seat 91 described in guide post by lifting cylinder 92 and is moved up and down on main lifting seat 81, form secondary lifting function Can, while lifting cylinder 92 can also make secondary lifting seat 91 that grinding head for polishing 7 be driven to be formed with elasticity, and abrading block 3 and workpiece is avoided to throw There is hardness effect axial force in light time, even if the formation of abrading block 3 has the function of that the polishing of certain elastic property or simultaneous selection have The abrading block 3 of spring function, with more the good effect for guaranteeing polishing；Corresponding position on the main lifting seat 81 and secondary lifting seat 91 Place is respectively equipped with through-hole 10, and the revoluting motor 11 of the grinding head for polishing 7 is mounted on 10 corresponding position of through-hole, the hollow shaft 12 5 middle position of mainframe is protruded by through-hole 10, free-wheeling system 2 is mounted on the horizontal conveyor face 65 on driving belt 64.

In, 3 middle position of abrading block of the grinding head for polishing 7 is equipped with blasthole 31, the blasthole 31 and cooling system It is connected, and is pierced by 3 bottom of abrading block, in application, the discharge orifice being arranged in the blasthole 31 of abrading block 3 and polished silicon wafer is corresponding, the stream Water hole, which is realized, introduces cooling water by the blasthole 31 of cooling system, and polished silicon wafer clast after grinding is discharged by discharge orifice.Institute Flexible 3 Shore hardness of abrading block is stated between 20-30HS, is thus preferably avoided because that is thrown by the leakage of throwing workpiece surface shows As.The lifting device 71 includes second-grade lifting 8 and secondary lifting mechanism 9, and the grinding head for polishing 7 is mounted on second level On elevating mechanism 9, second-grade lifting 8 and secondary lifting mechanism 9 are controlled by an electric controller, the electrical control Device changes the height of polishing mechanism by screw lifter 84, by electrical by the comparison to running current and setting electric current Controller is set within the scope of the electric current steady state value of spinning motor 21, realizes automatic adjustment polishing dynamics, i.e. adjust automatically polishing effect Fruit reduces manually-operated labor intensity.

When the utility model is used, lifting cylinder 92 for realizing polishing mechanism lifting and polishing when abrading block to workpiece Pressure realize polishing effect adjustment, driving motor 82 by transmission chain 83 drive screw lifter 84 adjust grinding head for polishing 7 When avoiding not having workpiece, there is the phenomenon that abrading block 3 grinds away the driving belt 64 of horizontal transmission device 6 in the down position of polishing； In addition electric controller automatically adjusts screw lifter 8 by the running current of comparison spinning motor 21 and the electric current of setting, mends It repays due to the abrasion of abrading block 3 and reduced polishing effect, when making polishing, the axis between abrading block 3 and workpiece (i.e. building board surface) Xiang Li is transmitted to outer fixing seat 211 by bearing, spinning motor 21 is avoided to bear axial power, to postpone the service life of motor.

When hand-manipulated, with the thickness according to workpiece, logical work manually controls the positive and negative rotation of screw lifter 8, through transmission chain 83 Screw lifter 8 is driven, screw lifter 8 drives grinding head for polishing 7 to go up and down, realizes the adjustment of polishing effect；In automatic work shape When state, can by the setting of running current and the comparison of actual motion electric current, automatically adjust grinding head for polishing 7 decline or on It rises, remains operational electric current in setting range, this control method is solved because abrading block 3 is worn, can when needing replacing abrading block 3 The rise of grinding head for polishing 7 is set to leave workpiece by controlling lifting cylinder 92, i.e., replaceable abrading block 3.

Claims

1. a kind of building board surface polishing bistrique, it is characterized in that: including a revolution movement (1), one or more rotations Mechanism (2) and one or more abrading blocks (3)；

The revolution movement (1) is made of a revoluting motor (11) and a hollow shaft (12), and installation is equipped on hollow shaft (12) The fixation kit (13) of free-wheeling system (2)；

The free-wheeling system (2) is made of a spinning motor (21) and an axis of rotation (22), and the spinning motor (21) passes through solid Determine component (13) to be mounted on hollow shaft (12)；

The abrading block (3) is mounted on the axis of rotation (22), makes have an abrading block (3) on each axis of rotation (22)；

The revolution movement (1) drives hollow shaft (12) rotation by revoluting motor (11), and hollow shaft (12) drives fixation kit (13) it rotates, drives free-wheeling system (2) with hollow shaft (12) for center rotary motion by fixation kit (13), while self-revolving machine Structure (2) is rotated by spinning motor (21) the driving axis of rotation (22), is with the axis of rotation (22) by the axis of rotation (22) band dynamic grinding block (3) Center rotating makes one or more free-wheeling systems (2) to form secondary drive rotation, and drives the abrading block (3) at place in a plane Polishing face.

2. a kind of building board surface polishing bistrique according to claim 1, it is characterized in that: the fixation kit (13) by The rotating disc for being fixed on hollow shaft (12) bottom is constituted, and the free-wheeling system (2) is fixed on rotating disc by spinning motor (21) On.

3. a kind of building board surface polishing bistrique according to claim 2, it is characterized in that: the rotating disc is equipped with peace Hole is filled, the free-wheeling system (2) is mounted on rotating disc by mounting hole.

4. a kind of building board surface polishing bistrique according to claim 1, it is characterized in that: the free-wheeling system (2) is set There are three, three free-wheeling systems (2) are evenly distributed on hollow shaft (12) outer fix in a ring.

5. a kind of building board surface polishing bistrique according to claim 1, it is characterized in that: the spinning motor (21) is electric Source route is guided to hollow shaft (12) by the way that an electric slip ring (122) is arranged on hollow shaft (12), then is accessed by hollow shaft (12) Spinning motor (21).

6. -5 any a kind of building board surface polishing bistrique according to claim 1, it is characterized in that: further include have it is one cold But system, the cooling system includes the axis hole two (221) in axis hole one and the axis of rotation (22) in hollow shaft (12), described Connecting tube (4) are equipped between axis hole one and axis hole two (221) to be connected with each other.

7. a kind of building board surface polishing bistrique according to claim 6, it is characterized in that: the abrading block (3) interposition Blasthole (31) are installed, which is connected with cooling system, and is pierced by abrading block (3) bottom.

8. it is a kind of using a kind of any polishing machine of building board surface polishing bistrique of claim 1 to 7, it is characterized in that: It include a mainframe (5), a horizontal transmission device (6) and several grinding head for polishing (7),

The mainframe (5) is the fixed frame that horizontal transmission device (6) and grinding head for polishing (7) are fixedly mounted；

The horizontal transmission device (6) is by driving motor (61), drive roll (62), driven voller (63) and driving belt (64) group The rear and front end position of mainframe (5), the driving belt are separately mounted at, the drive roll (62) and driven voller (63) (64) it is mounted on drive roll (62) and driven voller (63), driving belt is driven by driving motor (61) driving drive roll (62) (64) it is rotated on drive roll (62) and driven voller (63), forms a horizontal conveyor face (65)；

Several described grinding head for polishing (7) are mounted on mainframe (5) by a lifting device (71) arrangement respectively, are located at level Above the driving belt (64) of transmission device (6), make grinding head for polishing (7) on the horizontal conveyor face (65) on driving belt (64) Form the grinding head for polishing with elevating function.

9. polishing machine according to claim 8, it is characterized in that: the lifting device (71) includes second-grade lifting (8) it is mounted on secondary lifting mechanism (9) with secondary lifting mechanism (9), the grinding head for polishing (7), the level-one lifting Mechanism (8) acts on the oscilaltion on mainframe (5) of secondary lifting mechanism (9) and grinding head for polishing (7), the secondary lifting Mechanism (9) acts on grinding head for polishing (7) oscilaltion on second-grade lifting (8).

10. polishing machine according to claim 9, it is characterized in that: the second-grade lifting (8) includes a main lifting seat (81), a driving motor (82), a transmission chain (83) and more than two screw lifters (84), the main lifting seat (81) pass through Screw lifter (84) is mounted on mainframe (5), and the driving motor (82) drives screw lifter by transmission chain (83) (84), by the main lifting seat of screw lifter (84) synchronous drive (81) steady lifting up and down；Secondary lifting mechanism (9) packet Secondary lifting seat (91) and more than two lifting cylinders (92) are included, the secondary lifting seat (91) is pacified by lifting cylinder (92) On main lifting seat (81), the pair lifting seat (91) is driven on main lifting seat (81) by lifting cylinder (92) and is moved down It is dynamic, form secondary lifting function；Corresponding position is respectively equipped with through-hole on the main lifting seat (81) and secondary lifting seat (91) (10), the revoluting motor (11) of the grinding head for polishing (7) is mounted on through-hole (10) corresponding position, and the hollow shaft (12) passes through Through-hole (10) protrudes into mainframe (5) middle position, and free-wheeling system (2) is mounted on the horizontal conveyor face on driving belt (64) (65) on.