CN223431357U - Floatable polishing mechanism and polishing device - Google Patents

Abstract

The utility model is applicable to the technical improvement field of polishing, and provides a floatable polishing mechanism and a polishing device, wherein the floatable polishing mechanism comprises a fixed module, a polishing tool module, a floating module and a limiting module, the floating module is arranged on the fixed module, the polishing tool module is arranged on the floating module, one end of the limiting module is connected with the fixed module, the other end of the limiting module is connected with the polishing tool module, and when the floatable polishing mechanism is used, a polishing surface of the polishing tool module drives the floating module to move up and down according to the height of a surface to be polished of a workpiece, and the lowest limiting point of the limiting module is set according to the lowest point of the surface to be polished of the workpiece. The polishing mechanism is simple in structure, the lowest point of a workpiece to be polished is effectively limited and set by the polishing mechanism, the self weight of the grinding tool module is used as gravity and forward or reverse elastic tension to achieve the polishing function on the workpiece with the curved surface and the special-shaped surface, and the polishing mechanism does not need professional technical personnel to operate. Not only has low cost, but also has high efficiency.

Description

Floatable polishing mechanism and polishing device

Technical Field

The utility model belongs to the field of polishing technology improvement, and particularly relates to a floatable polishing mechanism and a polishing device.

Background

The polishing equipment has wide application prospect, and can remove burrs, rust and the like on the polishing surfaces of some workpieces and the non-parallel surfaces of the running track of the polishing equipment or the polishing of some curved surface special-shaped surfaces, so that the surfaces of the workpieces are smooth, and the burrs, rust and the like on the surfaces of the workpieces are removed in the prior art. The special technician polishes burrs, rust and the like on the surface of the workpiece through the programming machine-adjusting operation, the polishing process has high precision, each different workpiece is programmed and adjusted one by one, the requirements on equipment and operators are high, the input cost is high, and the treatment of burrs, rust and the like on the surface of the workpiece is a real waste of resources.

Disclosure of Invention

The utility model aims to provide a low-cost high-efficiency floatable polishing mechanism and a polishing device which are simple in structure, do not need a professional technician to program a machine for operation, can polish burrs and rust on the surface of a workpiece only by a simple operation of a common worker, and aims to solve the technical problems that the prior polishing of the surface of the workpiece is time-consuming, labor-consuming and low in efficiency, the deburring and rust removal of the surface of the workpiece are time-consuming and the cost of the professional technician is high when a high-precision grinding bed is used.

The utility model discloses a floatable polishing mechanism, which comprises a fixed module, a polishing tool module, a floating module and a limiting module, wherein the floating module is arranged on the fixed module, the polishing tool module is arranged on the floating module, one end of the limiting module is connected with the fixed module, the other end of the limiting module is connected with the polishing tool module, and when the floatable polishing mechanism is used, the polishing surface of the polishing tool module floats up and down according to the height of a surface to be polished of a workpiece to be polished to drive the floating module to move up and down, and the lowest limit point of the limiting module is set according to the lowest point of the surface to be polished of the workpiece.

The utility model further adopts the technical scheme that the limiting module comprises a limiting partition plate, a screw rod, a limiting block and a connecting piece, wherein one end of the screw rod penetrates through the limiting partition plate to be movably connected with the connecting piece, the limiting block is arranged at the other end of the screw rod, the limiting block is arranged above the limiting partition plate, the limiting partition plate is arranged on the fixing module, and the connecting piece is connected with the grinding tool module.

The limiting module comprises a screw rod, a limiting block and a limiting module, wherein the screw rod is arranged at the other end of the screw rod, and the limiting module is arranged above the screw rod.

According to the technical scheme, the limiting module is provided with a limiting pin for preventing the limiting block from rotating in working vibration of the polishing mechanism, one end of the limiting pin is connected with the limiting block, the other end of the limiting pin penetrates through the limiting partition plate, and the screw rod rotates in the limiting block when adjusting the lower limiting point.

The screw rod locking device has the further technical scheme that the locking screw rod which can prevent the screw rod from rotating during working vibration by the polishing mechanism is arranged on the limiting block.

The floating module comprises a guide rail and a sliding connecting piece, wherein the sliding connecting piece is connected with the guide rail.

The fixing module comprises a fixing plate and a tension adjusting piece, wherein the tension adjusting piece is arranged on the fixing plate and can move up and down on the fixing plate to be fixed, and the tension adjusting piece is connected with the grinding tool module through an elastic piece.

The grinding tool module comprises a motor base, a motor and a grinding part, wherein the motor is connected with the motor base, the grinding part is connected with a rotating shaft of the motor, one end of the elastic part is connected with the tension adjusting part, the other end of the elastic part is connected with an adjusting rod of the motor base, and the pressure of the grinding tool module to a workpiece to be ground is increased or reduced by moving the position of the tension adjusting part on a fixed plate and/or the position of the adjusting rod on the motor base according to the requirement of the workpiece to be ground.

The elastic piece is an extension spring or a silica gel elastic piece.

Another object of the present utility model is to provide a polishing apparatus, where the polishing apparatus includes a floatable polishing mechanism, a workbench, a moving mechanism, a workpiece fixing mechanism to be polished and a controller, the moving mechanism is disposed on the workbench, the floatable polishing mechanism is disposed on the moving mechanism, the workpiece fixing mechanism to be polished is disposed on the workbench and below the floatable polishing mechanism, and a control end of the moving mechanism and a control end of the floatable polishing mechanism are respectively connected to an output end of the controller.

The floating polishing mechanism has the advantages that the structure is simple, the operation is convenient, a precise grinding machine with high manufacturing cost is not needed, complicated programming and machine adjusting functions of a professional technician are not needed, and the adjustment of whether the motion track of a surface to be polished of a workpiece to be polished on a workpiece mounting seat is parallel to that of a polishing head is also not needed, even if the surface of the workpiece to be polished is obviously inclined, one end of the workpiece to be polished is high, the other end of the workpiece to be polished is low, or the surface to be polished is arched and wavy, and is special-shaped, the lowest point of the workpiece to be polished is set only by utilizing the effective limit of the polishing mechanism, so that the lowest point of the surface to be polished can be polished, and the reverse acting force of the surface to be polished can be utilized to enable the grinding tool module to float upwards, so that the position of the surface to be polished is higher than the lowest point is realized. Not only has low cost, but also has high efficiency.

Drawings

Fig. 1 is a schematic structural view of a limiting block supported by a fixing plate at the outer end of a tool when a grinding tool is moved out of a grinding tool module when the grinding device provided by the embodiment of the utility model grinds the tool.

Fig. 2 is a schematic structural view of a polishing tool high-point limiting block floating out of a fixing plate of a polishing device according to an embodiment of the utility model.

Fig. 3 is a schematic diagram of a workpiece low-point fixing plate supporting limiting block for polishing by the polishing device with a concave-convex structure on a surface to be polished.

Fig. 4 is a schematic structural diagram of a polishing device with a concave-convex structure on a surface to be polished according to an embodiment of the present utility model.

Fig. 5 is a schematic view of a polishing workpiece high-point limiting block floating out of a fixing plate with a concave-convex structure on a surface to be polished according to an embodiment of the utility model.

Fig. 6 is a schematic structural view of a polishing device with a tilting structure for a surface to be polished according to an embodiment of the present utility model.

Detailed Description

Reference numerals 10-grinding tool module 20-fixing module 30-floating module 40-limit module 50-moving mechanism 60-workpiece fixing mechanism 70-workbench 80-workpiece 101-motor 102-motor base 103-grinding member 104-adjusting lever (marked in fig. 3) 201-fixing plate 202-tension adjusting member 203-spring 301-guide rail 302-sliding connecting member 401-screw 402-limit block 403-grab handle 404-limit partition 405-limit pin 406-locking screw 407-connecting member

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present utility model and should not be construed as limiting the utility model.

In the description of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model. Furthermore, in the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

As shown in fig. 1-6, the floatable polishing mechanism provided by the utility model comprises a fixed module 20, a polishing tool module 10, a floating module 30 and a limiting module 40, wherein the floating module 30 is fixedly arranged on a fixed plate of the fixed module 20 through bolts, the polishing tool module 10 is arranged on a sliding connecting piece 302 of the floating module 30 through bolts, the upper part of the limiting module 40 is connected to the fixed module 20, the lower part of the limiting module 40 is connected to a motor base 102 of the polishing tool module 10, and the lower part of the limiting module 40 is connected to the motor base 102 through bolt connection, welding or clamping and other modes. The floating polishing mechanism is simple in structure, utilizes the lowest point of the effective limiting surface to be polished of the polishing mechanism, utilizes all or part of self weight of the polishing tool module 40 to polish the surface to be polished of the workpiece to eliminate burrs, rust and the like on the surface, and generates a reverse acting force on the polishing surface in the polishing process of the workpiece to be polished with a curved surface, an inclined surface and a special-shaped surface, so that the polishing tool module floats upwards to drive the floating assembly to slide upwards, and polishing of the special-shaped surface of the workpiece is realized.

The limiting module 40 comprises a limiting baffle 404, a screw rod 401, a limiting block 402 and a connecting piece 407, wherein the limiting block 402 is arranged on the limiting baffle 404, through holes are formed in corresponding positions of the limiting block 402 and the limiting baffle 404, the lower end of the screw rod 401 can pass through the through holes to be movably connected to the connecting piece 407, the connecting piece 407 is connected to the motor base 102, the connecting piece 407 is provided with an internally threaded through hole, the screw rod 401 rotates in the internally threaded through hole on the connecting piece 407, the length of the screw rod 401 at the upper end of the connecting piece 407 is adjusted to set the lowest point to limit, the limiting baffle 404 is provided with the through holes and the guide holes, the limiting block 402 is also provided with screw rod through holes, two sides of the screw rod through holes are also provided with through holes corresponding to the guide holes on the limiting baffle 404, one end of a limiting pin 405 passes through the through holes to be fixed on the limiting block 402, the other end of the limiting pin 405 passes through the guide holes on the limiting baffle 404, and the rotation of the limiting block 404 is limited by the limiting pin 405; the top end of the screw rod 401 is connected with a grab handle for rotating the screw rod 401, the limit length of the screw rod 401 can be extended or shortened by rotating the grab handle, so that the lowest end of a surface to be ground can be adjusted according to actual needs, a limit pin 405 is further arranged on the limit block 402, one end of the limit pin 405 is connected with the limit block 402, the other end of the limit pin passes through a guide hole on the limit baffle 404, the screw rod 401 can rotate in the limit block 402 and can not move up and down in the limit block 402, the screw rod 401 rotates in the limit block 402 when adjusting the lower limit point, a locking screw 406 is further arranged on the limit block 402, the locking screw 406 can prevent the screw rod 401 from rotating when vibrating during work, the lower limit minimum point is set when the grinding tool module 10 contacts with the limit baffle, the limit baffle holds the limit block during grinding work, the distance between the limiting block and the limiting partition plate is increased or shortened along with the height change of the surface to be ground of the grinding tool module, as shown in fig. 1-6.

The floating module 30 comprises a guide rail 301 and a sliding connecting piece 302, the sliding connecting piece 302 is arranged on the guide rail 301, the sliding connecting piece 302 can slide up and down on the guide rail 301, the grinding tool module 10 is arranged on the sliding connecting piece 302, the self weight of the grinding tool module 10 is used as the sliding gravity, the lowest point is set when the surface to be ground is uneven, the grinding tool module 10 is pushed to float upwards by the reverse force of the grinding surface along with the elevation of the surface to be ground in grinding, and the sliding connecting piece 301 slides up and down on the guide rail 301 along with the up-and-down floating of the grinding tool module 10, so that the grinding surface of the grinding tool and the surface to be ground of the workpiece 80 can be kept in contact, and the special-shaped surface of the workpiece can be ground.

The fixing module 20 includes a fixing plate 201 and a tension adjusting member 202, and the tension adjusting member 202 is mounted on the fixing plate 201. The tension adjusting piece 202 can be fixed in the fixed plate 201 up-and-down movement, the tension adjusting piece 202 passes through the elastic component and connects the grinding apparatus module 10, and the elastic component adopts spring 203 or silica gel class elastic component, is equipped with the spout on the fixed plate 201, installs tension adjusting piece 202 on the spout, and tension adjusting piece 202 adopts the bolt, and the bolt can carry out position adjustment in the spout, and tension adjusting piece 202 locks in the spout lower part, can increase the pressure of grinding apparatus module to the work piece of polishing, as shown in fig. 3, 5. The tension adjusting member 202 is locked on the upper portion of the chute, so as to reduce the pressure of the grinding tool module on the workpiece to be ground, as shown in fig. 1 and 2. Similarly, the pressure of the grinding tool module to the workpiece to be ground can be reduced or increased by changing the positions of the adjusting rods on the motor base on or under the motor base.

The grinding tool module 10 comprises a motor seat 102, a motor 101 and a grinding part 103, wherein the motor 102 is fixedly arranged on the motor seat 102 through bolts, the grinding part 103 is locked on a rotating shaft of the motor 101, the motor 101 works to drive the grinding part 103 to rotate to grind a surface to be ground, one end of an elastic part is connected to a fixed plate 201, the other end of the elastic part is connected to an adjusting rod 104 of the motor seat 102, the position of the adjusting rod on the tension adjusting part 202 or the motor seat is moved according to the pressure requirement of a ground workpiece, and the grinding tool module 10 is enabled to grind the ground workpiece through forward or reverse tension of the elastic part.

The adjusting rod 104 is arranged on the sliding groove of the motor base 102, the nut of the adjusting rod 104 can slide up and down in the sliding groove, and then the nut is locked and fixed.

When the workpiece is polished to be a concave-convex surface, the workpiece is polished by using the circumferential direction of the polishing piece on a machine shaft by using the reversing shaft motor, so that burrs or rust and the like on the concave-convex surface are eliminated, and the workpiece is polished to be smooth, as shown in figures 3, 4 and 5, the motor is firstly used for judging what is needed to drive the polishing piece to polish the workpiece before polishing the workpiece, and only the concave-convex surface formed by a large arc-shaped surface can be polished in the process of polishing the concave-convex surface, so that the large abnormal-shaped surface which is in V-shaped connection with the bending change cannot be polished.

The utility model further aims to provide a polishing device, wherein the floatable polishing mechanism, the workbench, the moving mechanism, the workpiece fixing mechanism to be polished and the controller are arranged on the workbench, the floatable polishing mechanism is arranged on the moving mechanism, the workpiece fixing mechanism to be polished is arranged on the workbench and is arranged below the floatable polishing mechanism, and the control end of the moving mechanism and the control end of the floatable polishing mechanism are respectively connected with the output end of the controller.

The working platform, the moving mechanism, the fixing mechanism and the controller of the polishing device are all described in detail in the patent of the knife grinder of the applicant's preamble application, and only the change is made in the application, so the detailed description is omitted.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (10)

1. The utility model provides a but floating grinding machanism, its characterized in that, but floating grinding machanism includes fixed module, grinding apparatus module, floating module and spacing module, the floating module is located on the fixed module, the grinding apparatus module is located on the floating module, the one end of spacing module is connected fixed module, the other end of spacing module is connected the grinding apparatus module, during the use, the grinding surface of grinding apparatus module is according to waiting to grind the height of the face of work piece and float from top to bottom and drive floating module and reciprocate, sets for according to the minimum point of waiting to grind the face of work piece the minimum limit point of spacing module.

2. The floatable grinding mechanism of claim 1, characterized in that the limit module comprises a limit partition, a screw rod, a limit block and a connecting piece, one end of the screw rod penetrates through the limit partition to be movably connected with the connecting piece, the limit block is arranged at the other end of the screw rod, the limit block is arranged above the limit partition, the limit partition is connected with the fixed module, and the connecting piece is connected with the grinding tool module.

3. The floatable grinding mechanism of claim 2, further comprising a handle disposed on the other end of the screw, the handle disposed above the stop block.

4. A floatable grinding unit according to claim 3, characterized in that the limit module is provided with a limit pin preventing the grinding unit from rotating in the operation vibration of the limit block, one end of the limit pin is connected with the limit block, the other end of the limit pin passes through the limit partition, and the screw rod is rotated in the limit block when adjusting the lower limit point.

5. The floatable grinding mechanism of claim 4, characterized in that the stop block is provided with a locking screw for preventing the screw from rotating during operation vibration of the grinding mechanism.

6. A floatable grinding unit according to any of claims 1-5, wherein the float module comprises a rail and a sliding connection connecting the rail.

7. The floatable grinding unit of claim 6, characterized in that the fixing module comprises a fixing plate and a tension adjusting member, the tension adjusting member is arranged on the fixing plate, the tension adjusting member can move up and down on the fixing plate and is fixed, and the tension adjusting member is connected with the grinding tool module through an elastic member.

8. The floatable grinding mechanism of claim 7, characterized in that the grinding tool module comprises a motor base, a motor and a grinding part, the motor is connected with the motor base, the grinding part is connected with a rotating shaft of the motor, one end of the elastic part is connected with the tension adjusting part, the other end of the elastic part is connected with an adjusting rod of the motor base, and the pressure of the grinding tool module to a workpiece to be ground is increased or decreased by moving the position of the tension adjusting part on a fixing plate and/or the position of the adjusting rod on the motor base according to the requirement of grinding the workpiece.

9. The floatable grinding mechanism of claim 8, characterized in that the resilient member is an extension spring or a silicone-like resilient member.

10. The polishing device is characterized by comprising the floatable polishing mechanism, a workbench, a moving mechanism, a workpiece fixing mechanism to be polished and a controller according to any one of claims 1-9, wherein the moving mechanism is arranged on the workbench, the floatable polishing mechanism is arranged on the moving mechanism, the workpiece fixing mechanism to be polished is arranged on the workbench and below the floatable polishing mechanism, and a control end of the moving mechanism and a control end of the floatable polishing mechanism are respectively connected with an output end of the controller.