A centering grinding and polishing integrated processing equipment

Abstract

The application discloses a kind of centering grinding and polishing integrated processing equipment, including machine body, the recess is equipped on the machine body, the trapezoidal structure processing table is equipped in the recess, four groups of supporting mechanism of supporting roller are equipped on the processing table, the both sides of the processing table are equipped with clamping workpiece, the rear side of the machine body is equipped with slide rail, the left side of the slide rail is equipped with first sliding table, two side-by-side grinding mechanism are installed on the first sliding table, the right side of the slide rail is equipped with second sliding table, and the polishing mechanism is equipped on the second sliding table, the first sliding table, second sliding table and slide rail are dragged to slide by cable tow chain, cutting fluid filter is equipped beside the machine body, and the machine body and cutting fluid filter are connected by pipeline;The application is compact in structure, novel in design, and is an integrated equipment of grinding, polishing and cutting fluid filtration. The equipment not only has high degree of automation, and relatively simple operation, can improve production efficiency, reduce labor intensity, and save production cost.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of polishing, in particular to a centering grinding and polishing integrated processing equipment. BACKGROUND

[0002] Nowadays, there are many automatic polishing and polishing devices in the industry, which have made great progress compared with the previous manual operation mode. However, the automatic polishing and polishing devices in the prior art still have some deficiencies, for example: the existing automatic polishing and polishing are carried out by two devices, and there are still many manual processes in the process, which has high labor cost.

[0003] In the process of polishing and polishing, it is easy to appear the phenomenon that the processing is not in place, especially for the circumferential polishing of some products, it is difficult to meet the processing quality requirements.

[0004] In addition, the environment in the workshop is generally required to be high in the industry, and the dust generated in the polishing process of the existing device will enter the workshop, so that the workers in the workshop cannot avoid the influence of the dust. SUMMARY

[0005] The purpose of the present application is to provide a centering grinding and polishing integrated processing equipment to solve the problems in the background art.

[0006] To achieve the above purpose, the present application provides the following technical scheme: a centering grinding and polishing integrated processing equipment, comprising a machine body, a groove is arranged on the machine body, a plurality of supporting mechanisms are arranged in the groove, clamping assemblies are arranged on both sides of the groove,

[0007] The rear side of the machine body is provided with a slide rail, the left side of the slide rail is provided with a first slide table, two polishing mechanisms are installed on the first slide table, the right side of the slide rail is provided with a second slide table, and a polishing mechanism is arranged on the second slide table,

[0008] The first slide table, the second slide table and the slide rail are dragged to slide by a cable drag chain,

[0009] A cutting fluid filter is arranged beside the machine body, and the machine body and the cutting fluid filter are connected by a pipeline.

[0010] Preferably, the supporting mechanism comprises a trapezoidal mounting bracket, a first housing is arranged above the mounting bracket, a plurality of movable rods are arranged at the bottom of the first housing, the movable rods penetrate through the bottom of the mounting bracket, a lead screw is arranged at the bottom of the first housing, the lead screw is connected to a lead screw actuator, the lead screw actuator is arranged on the mounting bracket, and the lead screw actuator is connected to a manual adjusting rod.

[0011] The first shell is internally provided with an oil cylinder system, the oil cylinder system is connected with a support wheel bracket above, the support wheel bracket is provided with a plurality of first support wheels,

[0012] The two sides of the first shell are respectively provided with a trapezoidal second shell, the inside of the second shell is also connected with a second support wheel through an oil cylinder system.

[0013] Preferably, the polishing mechanism comprises a trapezoidal base, a plurality of lifting rods are arranged below the trapezoidal base, the lifting rods are movably connected to a first sliding table, a lifting lead screw is further arranged below the trapezoidal base, the lifting lead screw is connected to a motor below the first sliding table, a rack is fixed on the inclined surface of the trapezoidal base, a polishing assembly is arranged in the rack, and an oil mist lubricating mechanism is further arranged on the rack,

[0014] The polishing assembly comprises a tensioning wheel, a contact wheel and a sand belt, a pneumatic tensioning device is connected between the tensioning wheel and the contact wheel, the sand belt is wound on the tensioning wheel and the contact wheel, the tensioning wheel is connected with a bias adjusting mechanism, a rotary motor is arranged above the trapezoidal base, the rotary motor is connected with the contact wheel through a transmission belt, and a first electric cabinet is arranged at the rear side of the first sliding table.

[0015] Preferably, the bias adjusting mechanism comprises a transmission assembly and a manual adjusting rod, a bias lead screw is transversely arranged in the transmission assembly, a transmission lead screw is vertically arranged in the transmission assembly, the transmission lead screw and the bias lead screw are engaged in the transmission assembly, the other end of the bias lead screw is connected with the shaft of the tensioning wheel, the lower end of the manual adjusting rod is movably connected with the transmission lead screw, the lower end of the transmission lead screw is movably connected with a support rod, and the end of the support rod is mounted on the rack.

[0016] Preferably, the oil mist lubricating mechanism comprises an atomizing nozzle and an oil collecting tank, the oil collecting tank and the atomizing nozzle are connected through an oil feeding pipe, the oil collecting tank is further connected with an oil mist adjusting device, the atomizing nozzle is connected below the rack and corresponds to the contact wheel.

[0017] Preferably, the polishing mechanism comprises a lifting platform, the lifting platform is mounted on a second sliding table, two support assemblies arranged side by side are mounted on the lifting platform, a polishing assembly and a floating assembly are arranged on each support assembly,

[0018] The support assembly comprises a triangular main support, a mounting rack of H-shaped structure is fixed to the front end of the main support, a first transmission housing is arranged at the front end of the mounting rack, a second transmission housing is connected to one side of the first transmission housing, a bearing housing is connected to the other end of the second transmission housing, a movable arm is connected to the other side of the first transmission housing, the other end of the movable arm is also connected to the shell wall of the bearing housing, a first transmission device is arranged in the first transmission housing, a second transmission device is arranged in the second transmission housing, and the first transmission device and the second transmission device are in transmission connection.

[0019] Preferably, the polishing assembly comprises a protective shell, a polishing wheel is arranged in the protective shell, the bearing of the polishing wheel penetrates into the bearing housing and is in transmission connection with the second transmission assembly, a through hole is arranged on the protective shell, a spray head is arranged at the through hole, and the spray head is connected with a polishing liquid pressure barrel through a conveying pipe.

[0020] Preferably, the floating assembly comprises a pneumatic cylinder, the pneumatic cylinder is arranged in the middle of the mounting rack of H-shaped structure, and the bearing housing is connected to the lower side of the pneumatic cylinder.

[0021] Preferably, the first transmission device is connected with a driving motor, and the driving motor is arranged on the shell wall of the first transmission housing.

[0022] Preferably, the second sliding table is also provided with a dust removal device, and a second electric cabinet is arranged on the rear side of the second sliding table.

[0023] Compared with the prior art, the present application has the advantages that the present application has compact structure and novel design, is an integrated device of polishing, polishing and cutting fluid filtration, has high degree of automation, can automatically polish after polishing, has relatively simple operation, can improve production efficiency, reduce labor intensity and save production cost.

[0024] The polishing mechanism specially arranged in the present application comprises two polishing assemblies, and the polishing mechanism can simultaneously perform rough polishing and fine polishing, effectively improves polishing uniformity, and improves machining precision of workpieces; the specially arranged floating mechanism can not only provide sufficient buffer space for the polishing wheel to descend, but also can compensate through floating to adapt to machining, and improve polishing quality of workpieces; in addition, the polishing mechanism part is also provided with a dust removal device to perform dust removal during polishing, and a polishing liquid pressure barrel sprays polishing liquid during polishing.

[0025] The two polishing mechanisms are specially arranged to simultaneously perform rough polishing and fine polishing, effectively improve polishing uniformity, and thus improve the machining precision of the workpiece; the specially arranged deviation correcting mechanism is used to correct deviation to prevent the sand belt on the tensioning wheel and the contact wheel from deviating; and the oil mist lubricating mechanism is arranged to perform cooling, lubrication and other multiple functions on the sand belt at the polishing position, which not only improves the service life of the sand belt, but also increases the machining quality of the surface of the workpiece. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is a schematic diagram of the overall structure of the present application;

[0027] Figure 2 It is a schematic diagram of the structure of the supporting mechanism of the carrier roller of the present application;

[0028] Figure 3 It is a schematic diagram of the top view structure of the supporting mechanism of the carrier roller of the present application;

[0029] Figure 4 It is a schematic diagram of the structure inside the first housing of the present application;

[0030] Figure 5 It is a schematic diagram of the structure of the two polishing mechanisms of the present application;

[0031] Figure 6 It is a schematic diagram of the structure of one of the polishing mechanisms of the present application;

[0032] Figure 7 It is a schematic diagram of the right view structure of the present application; Figure 6

[0033] It is a schematic diagram of the left view structure of the present application; Figure 8 Figure 6 It is a schematic diagram of the A part structure of the present application;

[0034] Figure 9 Figure 8 It is a schematic diagram of the A part structure of the present application;

[0035] Figure 10 It is a schematic diagram of the structure of the polishing assembly of the present application;

[0036] Figure 11 It is a schematic diagram of the structure of the polishing mechanism of the present application;

[0037] Figure 12 It is a schematic diagram of the side structure of the polishing mechanism of the present application;

[0038] Figure 13 It is a schematic diagram of the structure of the supporting mechanism of the present application;

[0039] Figure 14 It is a schematic diagram of the structure of the supporting mechanism of the present application;

[0040] Figure 15 ​​The structural schematic diagram of the floating assembly of the application. DETAILED DESCRIPTION

[0041] The technical solutions in the embodiments of the application will be clearly and completely described below with reference to the drawings in the embodiments of the application. Obviously, the described embodiments are only part of the embodiments of the application, rather than all the embodiments of the application. Based on the embodiments in the application, all other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the application.

[0042] In the description of the application, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the application and simplifying the description, and are not intended to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the application. In addition, the terms "first" and "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0043] In the description of the application, it should be noted that unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "connection" and the like should be understood broadly, for example, "connection" can be fixed connection, can also be detachable connection, or integrally connected; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication inside two elements. For a person of ordinary skill in the art, the specific meaning of the above terms in the application can be understood according to the specific circumstances.

[0044] Please refer to Figure 1 The application provides a technical solution: a centering grinding and polishing integrated machining equipment, comprising a machine body 1, a groove 11 is arranged on the machine body 1, a plurality of groups of supporting roller supporting mechanisms 2 are arranged in the groove 11, and the supporting roller supporting mechanisms 2 are used for lifting workpieces, clamping assemblies 3 are arranged on both sides of the groove 11, and the workpieces are further clamped.

[0045] A slide rail 12 is arranged on the rear side of the machine body 1, a first sliding table 13 is arranged on the left side of the slide rail 12, and a second sliding table 14 is arranged on the right side of the slide rail 12, the first sliding table 13 and the second sliding table 14 can move on the slide rail 12 under the dragging and sliding of the cable drag chain.

[0046] Two polishing mechanisms 4 arranged side by side are mounted on the first sliding table 13, the polishing mechanism in the front position is used for rough grinding, and the polishing mechanism in the rear position is used for fine grinding.

[0047] The second slide table 14 is provided with a polishing mechanism 5, and the polishing mechanism 5 is provided with a polishing wheel in a front position for rough polishing and a polishing wheel in a rear position for fine polishing.

[0048] In addition, the machine body 1 is provided with a cutting fluid filter 6, and the machine body 1 and the cutting fluid filter 6 are connected by a pipeline 61. The waste cutting fluid generated during polishing and grinding can be recycled to the cutting fluid filter 6 for filtration.

[0049] The specific operation mode of the centering grinding and polishing integrated machining equipment for machining workpieces is as follows:

[0050] 1. Before feeding, the workpiece is weighed and the weight value is input;

[0051] 2. Adjust the distance and height of the roller support mechanism, and the pressure regulating valve of the oil cylinder system is in OFF state, at this time the floating stroke of the support wheel is at zero position, then the workpiece is placed on the multiple roller support mechanisms;

[0052] 3. Adjust the clamping assembly at both ends to clamp the workpiece;

[0053] 4. Start machining, open the pressure regulating valve of the oil cylinder system to ON state, and set the pressure value according to the weight, so that the floating action and the outer diameter shrinkage are increased, and the stroke is increased;

[0054] 5. During the machining process, start the grinding mechanism and control it to slide on the slide rail while grinding the whole workpiece, and after grinding is completed, it returns to the original position;

[0055] Then start the polishing mechanism and control it to slide on the slide rail while polishing the whole workpiece, and after polishing is completed, it returns to the original position;

[0056] During the grinding and polishing process, the waste cutting fluid generated will fall into the groove and flow into the cutting fluid filter for filtration and recycling;

[0057] 6. After the machining is completed, remove the clamping at both ends, set the pressure regulating valve of the oil cylinder system to OFF state, and release the pressure value, and the floating stroke is returned to zero;

[0058] 7. Hoist the workpiece, and the next cycle begins.

[0059] Please refer to Figures 2-4In the embodiment, the plurality of supporting mechanisms 2 are detachable and adjustable structures, so that the distance between the plurality of supporting mechanisms can be adjusted to match workpieces of different lengths. The supporting mechanism 2 comprises a trapezoidal mounting frame 21, a first housing 22 is arranged above the mounting frame 21, trapezoidal second housings 23 are arranged on both sides of the first housing 22, a plurality of movable rods 221 are arranged at the bottom of the first housing 22, the movable rods 221 penetrate through the bottom of the mounting frame 21, a lead screw 222 is arranged at the bottom of the first housing 22, the lead screw 222 is connected to a lead screw actuator 223, the lead screw actuator 223 is arranged on the mounting frame 21, and the lead screw actuator 223 is connected to a manual adjusting rod 224. The height of the supporting mechanism can be adjusted by driving the lead screw to move up and down through the manual adjusting rod 224.

[0060] An oil cylinder system 24 is arranged in the first housing 22, a support wheel bracket 241 is connected above the oil cylinder system 24, and a plurality of first support wheels 225 are arranged on the support wheel bracket 241. The first support wheels are used to support workpieces. The pressure of the oil cylinder system is adjusted, that is, the pressure value is set according to the weight, so as to ensure that the floating action is reduced with the outer diameter, the stroke is increased, and the workpiece is closely attached to the polishing head or the polishing head.

[0061] Similarly, the second support wheels 231 are connected in the second housings 23 through the oil cylinder system to achieve the same effect. The second support wheels are used to assist in supporting the workpieces.

[0062] Please refer to Figures 5-10 In the embodiment, the polishing mechanism 4 comprises a trapezoidal base 41, a plurality of lifting rods 42 are arranged below the trapezoidal base 41, the lifting rods 42 are movably connected to the first sliding table 13, a lifting lead screw 43 is further arranged below the trapezoidal base 41, the lifting lead screw 43 is connected to a motor 44 below the first sliding table 13, a rack 45 is fixed on the inclined surface of the trapezoidal base 41, a polishing assembly 46 is arranged in the rack 45, the height of the polishing mechanism is adjusted through the lifting lead screw, the polishing assembly matches the workpiece, and then the polishing mechanism is slid back and forth, so that the polishing mechanism in the front position is used for rough grinding, and the polishing mechanism in the rear position is used for fine grinding, thereby greatly improving the machining precision of the workpiece.

[0063] An oil mist lubricating mechanism 47 is further arranged on the rack 45, so as to cool and lubricate the polishing assembly during the polishing process.

[0064] The polishing assembly 46 comprises a tensioning wheel 461, a contact wheel 462, and a sand belt 463, a pneumatic tensioning device 464 is connected between the tensioning wheel 461 and the contact wheel 462, used for tensioning the sand belt 463 wound on the tensioning wheel 461 and the contact wheel 462, the tensioning wheel 461 is connected with the deviation adjusting mechanism 48, if the position of the tensioning wheel deviates during the tensioning process, the deviation adjusting mechanism can be used for correcting the deviation, a rotary motor 49 is arranged above the trapezoidal base 41, the rotary motor 49 and the contact wheel 462 are connected through a transmission belt 491, so that the rotary motor drives the whole polishing assembly to rotate and polish.

[0065] A first electric cabinet 410 is arranged at the rear side of the first sliding table 13, used for connecting and controlling the whole polishing mechanism.

[0066] In the above embodiment, the deviation adjusting mechanism 48 comprises a transmission assembly 481 and a manual adjusting rod 482, a deviation adjusting screw rod 483 is transversely arranged in the transmission assembly 481, a transmission screw rod 484 is vertically arranged in the transmission assembly 481, the transmission screw rod 484 and the deviation adjusting screw rod 483 are engaged in the transmission assembly, the other end of the deviation adjusting screw rod 483 is connected with the shaft of the tensioning wheel 461, the lower end of the manual adjusting rod 482 is movably connected with the transmission screw rod 484, the lower end of the transmission screw rod 484 is movably connected with a supporting rod 485, the end of the supporting rod 485 is mounted on the rack 45, during the deviation correction, the worker can rotate the manual adjusting rod to drive the transmission screw rod to displace the deviation adjusting screw rod, so as to correct the deviation of the tensioning wheel.

[0067] In the above embodiment, the oil mist lubricating mechanism 47 comprises an atomizing nozzle 471 and an oil collecting tank 472, the oil collecting tank 472 and the atomizing nozzle 471 are connected through an oil feeding pipe 473, the oil collecting tank 472 is further connected with an oil mist adjusting device 474, the cold air and the oil are mixed through the oil mist adjusting device, and then are sprayed out through the oil feeding pipe to the atomizing nozzle, since the atomizing nozzle 471 is connected below the rack 45 and corresponds to the contact wheel 462, the sand belt at the polishing position can be cooled and lubricated, etc., so as to improve the service life of the sand belt and the processing quality of the workpiece surface.

[0068] Please refer to Figures 11-15 In the embodiment, the polishing mechanism 5 comprises a lifting table 51, the lifting table 51 is mounted on the second sliding table 14, two supporting assemblies 52 are mounted on the lifting table 51 and arranged side by side, a polishing assembly 53 and a floating assembly 54 are arranged on each supporting assembly 52, the lifting table drives the polishing mechanism to move up and down, so as to match workpieces of different sizes.

[0069] By sliding the second slide back and forth, the polishing mechanism is driven to move and polish. During the sliding polishing process, the polishing head in the front position performs rough grinding, and the polishing head in the rear position performs fine grinding, greatly improving the machining precision of the workpiece.

[0070] In the above embodiment, the support assembly 52 includes a triangular main support 521, the front end of the main support 521 is fixed with an H-shaped mounting bracket 522, the front end of the H-shaped mounting bracket 522 is provided with a first transmission housing 523, one side of the first transmission housing 523 is connected with a second transmission housing 524, the other end of the second transmission housing 524 is connected with a bearing housing 525, the other side of the first transmission housing 523 is connected with an activity arm 526, the other end of the activity arm 526 is also connected to the shell wall of the bearing housing 525. Through this connection structure, as long as the bearing housing is pushed, it can be made to float up and down;

[0071] The inside of the first transmission housing 523 is provided with a first transmission device, and the inside of the second transmission housing 524 is provided with a second transmission device. After the first transmission device and the second transmission device are transmissionally connected, as long as the first transmission assembly is started, the second transmission assembly can be driven to transmission.

[0072] In the above embodiment, the polishing assembly 53 includes a protective housing 531, the protective housing 531 is provided with a polishing wheel 532, the bearing of the polishing wheel 532 penetrates into the bearing housing 525, so that it is transmissionally connected with the second transmission device, that is, the polishing wheel can be driven to rotate and polish;

[0073] The protective housing 531 is provided with a through hole 533, a spray head 534 is installed at the through hole 533, the spray head 534 is connected with a polishing liquid pressure barrel 55 through a conveying pipe, so that the polishing liquid can be sprayed out from the spray head along the conveying pipe, so as to improve the gloss of the workpiece polishing.

[0074] In the above embodiment, the floating assembly 54 includes a gas cylinder 541, the gas cylinder 541 is installed in the middle of the H-shaped mounting bracket 522, the bearing housing 525 is connected below the gas cylinder 541, the bearing housing is pushed to move up and down by the extension and retraction of the gas cylinder, at this time the polishing wheel will be floating.

[0075] In the above embodiment, the driving motor 5231 is installed on the shell wall of the first transmission housing 523, only need to connect the first transmission device with the driving motor 5231, the first transmission assembly can be started to transmission.

[0076] In the above embodiment, the second slide 14 is also provided with a dust removal equipment 56 for dust removal during polishing, and the rear side of the second slide 15 is provided with a second electric cabinet 57 for connecting and controlling the entire polishing mechanism.

[0077] In summary, the present application is compact, novel design, is a set of polishing, polishing and cutting fluid filtration integrated equipment, the device not only high degree of automation, can automatically polish in polishing, and relatively simple operation, can improve production efficiency, reduce labor intensity, save production cost.

[0078] The polishing mechanism specially provided in the present application includes two polishing components, and rough polishing and fine polishing can be simultaneously performed, so that the polishing uniformity is effectively improved, and the machining precision of the workpiece is improved; the specially provided floating mechanism can not only provide sufficient buffer space for the polishing wheel to descend, but also can be compensated by floating to adapt to machining, and the polishing quality of the workpiece is improved; in addition, the polishing mechanism part is also provided with a dust removal device to remove dust in the polishing process, and a polishing hydraulic pressure barrel sprays polishing liquid in the polishing process.

[0079] The two polishing mechanisms specially provided in the present application can simultaneously perform rough polishing and fine polishing, so that the polishing uniformity is effectively improved, and the machining precision of the workpiece is improved; the specially provided deviation correction mechanism is used for deviation correction to prevent the sand belt on the tensioning wheel and the contact wheel from deviating; the oil mist lubricating mechanism is further arranged to perform cooling, lubrication and other multiple functions on the sand belt at the polishing position, so that the service life of the sand belt is improved, and the machining quality of the surface of the workpiece is improved.

[0080] It is apparent to those skilled in the art that the present application is not limited to the details of the foregoing exemplary embodiments, and that the present application can be implemented in other concrete forms without departing from the spirit or essential characteristics of the present application. Therefore, the embodiments should be considered in all respects as illustrative and not restrictive, and the scope of the present application is defined by the appended claims rather than the foregoing description, and it is intended to include all changes falling within the meaning and range of equivalents of the elements of the claims. Any reference signs in the claims should not be considered as limiting the claims involved.

[0081] Although the embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A centering grinding and polishing integrated processing equipment, comprising a machine body (1), characterized in that: The body (1) is provided with a groove (11), a plurality of groups of roller supporting mechanisms (2) are arranged in the groove (11), clamping assemblies (3) are arranged on the two sides of the groove (11), The rear side of the body (1) is provided with a slide rail (12), a first slide table (13) is arranged on the left side of the slide rail (12), two polishing mechanisms (4) are arranged side by side on the first slide table (13), a second slide table (14) is arranged on the right side of the slide rail (12), and a polishing mechanism (5) is arranged on the second slide table (14), The first slide table (13), the second slide table (14) and the slide rail (12) are dragged to slide through a cable drag chain, The body (1) is provided with a cutting fluid filter (6), and the body (1) and the cutting fluid filter (6) are connected through a pipeline (61); The polishing mechanism (4) comprises a trapezoidal base (41), a plurality of lifting rods (42) are arranged below the trapezoidal base (41), the lifting rods (42) are movably connected to the first slide table (13), a lifting lead screw (43) is further arranged below the trapezoidal base (41), the lifting lead screw (43) is connected to a motor (44) below the first slide table (13), a rack (45) is fixed on the inclined surface of the trapezoidal base (41), a polishing assembly (46) is arranged in the rack (45), and an oil mist lubricating mechanism (47) is further arranged on the rack (45), The polishing assembly (46) comprises a tensioning wheel (461), a contact wheel (462) and a sand belt (463), a pneumatic tensioning device (464) is connected between the tensioning wheel (461) and the contact wheel (462), the sand belt (463) is wound around the tensioning wheel (461) and the contact wheel (462), the tensioning wheel (461) is connected to a bias adjusting mechanism (48), a rotary motor (49) is arranged above the trapezoidal base (41), the rotary motor (49) is connected to the contact wheel (462) through a transmission belt (491), and a first electric cabinet (410) is arranged on the rear side of the first slide table (13); The polishing mechanism (5) comprises a lifting table (51), the lifting table (51) is mounted on the second slide table (14), two support assemblies (52) are arranged side by side on the lifting table (51), a polishing assembly (53) and a floating assembly (54) are arranged on each support assembly (52), The support assembly (52) comprises a triangular main support (521), the front end of the main support (521) is fixed with an H-shaped mounting rack (522), the front end of the H-shaped mounting rack (522) is provided with a first transmission housing (523), one side of the first transmission housing (523) is connected with a second transmission housing (524), the other end of the second transmission housing (524) is connected with a bearing housing (525), the other side of the first transmission housing (523) is connected with a movable arm (526), the other end of the movable arm (526) is also connected to the shell wall of the bearing housing (525), the inside of the first transmission housing (523) is provided with a first transmission device, the inside of the second transmission housing (524) is provided with a second transmission device, and the first transmission device and the second transmission device are in transmission connection.

2. The centering grinding and polishing integrated processing equipment according to claim 1, characterized in that: The roller support mechanism (2) comprises a trapezoidal mounting rack (21), a first housing (22) is arranged above the mounting rack (21), a plurality of movable rods (221) are arranged at the bottom of the first housing (22), the movable rods (221) penetrate through the bottom of the mounting rack (21), a lead screw (222) is arranged at the bottom of the first housing (22), the lead screw (222) is connected to a lead screw actuator (223), the lead screw actuator (223) is arranged on the mounting rack (21), the lead screw actuator (223) is connected to a manual adjusting rod (224), An oil cylinder system (24) is arranged in the first housing (22), a support wheel bracket (241) is connected above the oil cylinder system (24), a plurality of first support wheels (225) are arranged on the support wheel bracket (241), Trapezoidal second housings (23) are arranged on both sides of the first housing (22), and second support wheels (231) are connected in the second housings (23) through an oil cylinder system.

3. The centering grinding and polishing integrated processing equipment according to claim 2, characterized in that: The bias adjusting mechanism (48) comprises a transmission assembly (481) and a manual adjusting rod (482), a bias lead screw (483) and a transmission lead screw (484) are arranged in the transmission assembly (481) in transverse and vertical directions respectively, the transmission lead screw (484) and the bias lead screw (483) are engaged in the transmission assembly, the other end of the bias lead screw (483) is connected to the shaft of a tensioning wheel (461), the lower end of the manual adjusting rod (482) is movably connected to the transmission lead screw (484), the lower end of the transmission lead screw (484) is movably connected to a support rod (485), and the end of the support rod (485) is mounted on a rack (45).

4. The centering grinding and polishing integrated processing equipment according to claim 3, characterized in that: The oil mist lubricating mechanism (47) comprises an atomizing nozzle (471) and an oil collecting tank (472), the oil collecting tank (472) and the atomizing nozzle (471) are connected through an oil feeding pipe (473), the oil collecting tank (472) is further connected with an oil mist adjusting device (474), the atomizing nozzle (471) is connected below the rack (45) and corresponds to a contact wheel (462).

5. The centering grinding and polishing integrated processing equipment according to claim 4, characterized in that: The polishing assembly (53) comprises a protective shell (531), a polishing wheel (532) is arranged in the protective shell (531), a bearing of the polishing wheel (532) penetrates into a bearing shell (525) and is in driving connection with a second transmission device, a through hole (533) is formed in the protective shell (531), a spraying head (534) is arranged at the through hole (533), and the spraying head (534) is connected with a polishing liquid pressure barrel (55) through a conveying pipe.

6. The centering grinding and polishing integrated processing equipment according to claim 5, characterized in that: The floating assembly (54) comprises a pneumatic cylinder (541), the pneumatic cylinder (541) is arranged in the middle of the H-shaped mounting bracket (522), and the pneumatic cylinder (541) is connected with the bearing shell (525) below.

7. The centering grinding and polishing integrated processing equipment according to claim 6, characterized in that: The first transmission device is connected with a driving motor (5231), and the driving motor (5231) is arranged on a shell wall of a first transmission shell (523).

8. The centering grinding and polishing integrated processing equipment according to claim 1, characterized in that: The second sliding table (14) is further provided with a dust removal device (56), and a second electric cabinet (57) is arranged on the rear side of the second sliding table (15).

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