CN220498617U

CN220498617U - Burr polisher

Info

Publication number: CN220498617U
Application number: CN202321660209.1U
Authority: CN
Inventors: 林通; 钟振彬; 姚远山; 李果
Original assignee: Shenzhen Changpengtong Industrial Material Equipment Co ltd
Current assignee: Shenzhen Changpengtong Industrial Material Equipment Co ltd
Priority date: 2023-06-27
Filing date: 2023-06-27
Publication date: 2024-02-20
Anticipated expiration: 2033-06-27

Abstract

The utility model discloses a burr grinding machine which comprises a grinding motor, a moving mechanism of the grinding motor, a grinding piece mounting cylinder, a cylinder driving motor, a cylinder mounting block and a lifting mechanism, wherein the moving mechanism of the grinding motor comprises a moving assembly, a first fixing block and a rotating shaft supporting frame, an extension rotating shaft is arranged on the rotating shaft of the grinding motor, a rotating rod grinding disc is sleeved at the front end of the extension rotating shaft, the grinding piece mounting cylinder is rotatably arranged in a concave cambered surface of the cylinder mounting block, a clamping assembly is arranged in the grinding piece mounting cylinder, a cross fixing frame is arranged at the rear side end of the grinding piece mounting cylinder, the rotating shaft of the cylinder driving motor is inserted in the center position of the cross fixing frame, and the moving mechanism and the lifting mechanism are arranged on a base. The utility model solves the problems of troublesome adjustment, poor polishing effect and low polishing speed of the contact between the inner wall and the polishing disc due to different sizes of different cylindrical workpieces.

Description

Burr polisher

Technical Field

The utility model relates to the technical field of grinding machines, in particular to a burr grinding machine.

Background

Many produced workpieces have burrs on the surfaces, and are required to be polished, for example, a disc-shaped workpiece, a cylindrical workpiece or a curved surface workpiece, and the like, so that the inner wall of the cylindrical workpiece is relatively troublesome to polish, and the polishing disc is required to contact with the inner wall of the cylindrical workpiece for rotation polishing, and the cylindrical workpiece is required to be rotated to polish the inner wall of the cylindrical workpiece for one circle. Moreover, for cylindrical workpieces with different sizes, the inner diameters of the cylindrical workpieces are different, and the inner wall of the cylindrical workpiece is difficult to ensure to be always contacted with a polishing disc under rotation to realize polishing. Accordingly, there is a need for a sander that clamps cylindrical workpieces of different sizes and maintains the inner wall in contact with the sanding element for sanding.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems in the related art to some extent. Therefore, one purpose of the utility model is to provide a burr grinding machine, which solves the problem that when cylindrical workpieces are different in size, the inner wall is troublesome to grind, and the inner wall cannot be effectively ensured to be contacted with a grinding disc to grind the cylindrical workpieces with different sizes.

The utility model provides a burr grinding machine, which comprises a grinding motor, a moving mechanism of the grinding motor, a grinding piece mounting cylinder, a cylinder driving motor, a cylinder mounting block and a lifting mechanism, wherein the moving mechanism of the grinding motor comprises a moving assembly, a first fixing block and a rotating shaft supporting frame, the first fixing block is arranged on the rear half part of the moving assembly, the rotating shaft supporting frame is arranged on the front half part of the moving assembly, the grinding motor is embedded in the first fixing block, an extension rotating shaft is arranged on the rotating shaft of the grinding motor, the extension rotating shaft rotates to penetrate through the rotating shaft supporting frame, a rotating rod grinding disc is sleeved at the front end of the extension rotating shaft, the upper surface of the cylinder mounting block is in a concave cambered surface shape, the grinding piece mounting cylinder rotates to be erected in the concave cambered surface of the cylinder mounting block, a clamping assembly is arranged in the grinding piece mounting cylinder, the rear side end of the grinding piece mounting cylinder is provided with a cross fixing frame, the rotating shaft of the cylinder driving motor is inserted in the center position of the cross fixing frame, the cylinder driving motor is fixed by using a second fixing block, the cylinder mounting block and the second fixing block are mounted on the lifting mechanism, and the moving mechanism and the lifting mechanism are mounted on a base.

In some embodiments of the utility model, the moving assembly comprises a long-strip base, a moving block, a servo motor and a screw rod, wherein two limiting rods parallel to the long-strip base are arranged above the rear half part of the inner side of the long-strip base, two ends of each limiting rod are arranged on the long-strip base through fixing blocks, the moving block is movably sleeved on the limiting rods and abuts against the long-strip base, the screw rod is connected to a rotating shaft of the servo motor, the screw rod is spirally inserted into the moving block, and the first fixing block and the rotating shaft supporting frame are arranged on the moving block.

In other embodiments of the present utility model, the moving block moves a distance greater than the length of the grinding member mounting cylinder.

In other embodiments of the present utility model, the front end of the elongated shaft is a square post that is inserted into one end of the rotating rod grinding disc and is pinned through the rotating rod grinding disc and square post.

In other embodiments of the present utility model, two annular grooves are provided on the outer wall of the polishing member mounting cylinder, two sets of support rollers are provided on the concave arc surface of the cylinder mounting block, and each annular groove is lapped on a corresponding set of support rollers.

In other embodiments of the present utility model, the clamping assembly includes four clamping devices equally distributed along the inner wall of the polishing member mounting cylinder, the clamping devices include an extrusion cylinder and an extrusion arc panel, the extrusion cylinder is fixed on the inner wall of the polishing member mounting cylinder through a fixing block, and the extrusion arc panel is mounted on the cylinder shaft of the extrusion cylinder.

In other embodiments of the present utility model, the lifting mechanism includes a lifting plate, a bottom plate and four lifting cylinders, the four lifting cylinders are embedded in the bottom plate in a square distribution, a lifting plate is arranged on a cylinder shaft of the lifting cylinder, and the cylinder mounting block and the second fixing block are mounted on the lifting plate.

According to the utility model, the problems of troublesome adjustment, poor polishing effect and low polishing speed of different cylindrical workpieces due to different sizes and contact between the inner wall and the polishing disc are solved.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

fig. 1 is a schematic structural view of a burr grinding machine according to the present utility model.

Fig. 2 is a schematic view of a sectional structure of a polishing member mounting cylinder according to the present utility model.

Fig. 3 is a schematic cross-sectional view of a polishing member mounting cylinder according to the present utility model.

Fig. 4 is a schematic structural view of a rear end of a polishing member mounting cylinder according to the present utility model.

In the figure: 1. a base; 2. a bottom plate; 21. a lifting cylinder; 3. a lifting plate; 31. a cartridge mounting block; 311. supporting rollers; 32. a second fixed block; 321. a drum drive motor; 4. a polishing piece mounting cylinder; 41. an annular groove; 5. polishing a motor; 51. extending the rotating shaft; 52. a rotating shaft support frame; 6. a moving block; 61. a limit rod; 7. a servo motor; 71. a screw rod; 8. a strip base; 9. an extrusion cylinder; 91. extruding an arc panel; 10. the rotating rod strikes the grinding disc.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Examples of the embodiments are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements throughout or elements having like or similar functionality. 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.

Referring to fig. 1-4, a burr polisher, including polishing motor 5, polishing motor 5's mobile mechanism, polishing piece installation section of thick bamboo 4, section of thick bamboo driving motor 321, section of thick bamboo installation piece 31 and elevating system, polishing motor 5's mobile mechanism includes moving assembly, first fixed block and pivot support frame 52, be equipped with first fixed block on the second half of moving assembly, be equipped with pivot support frame 52 on the first half, polishing motor 5 embeds in first fixed block, be equipped with extension pivot 51 in polishing motor 5's the pivot, extension pivot 51 rotates and runs through pivot support frame 52, extension pivot 51 front end cover has bull stick polishing disc 10, section of thick bamboo installation piece 31 upper surface is indent cambered surface form, polishing piece installation section of thick bamboo 4 rotates and sets up in the indent cambered surface of section of thick bamboo installation piece 31, be equipped with the clamping assembly in polishing piece installation section of thick bamboo 4, polishing piece installation section of thick bamboo 4 rear side end is equipped with cross mount 42, the pivot of section of thick bamboo driving motor 321 inserts in the central point of cross mount 42, section of thick bamboo driving motor 321 uses second fixed block 32, section of thick bamboo driving motor 32 installs on elevating system 1 and elevating system.

When the polishing piece is installed, the moving mechanism moves the polishing motor 5 backwards, so that the rotating rod polishing disc 4 leaves the polishing piece installation cylinder 4, the cylindrical workpiece is inserted into the polishing piece installation cylinder 4, and the clamping assembly is started to clamp the cylindrical workpiece, so that the workpiece is clamped at the central axis position of the polishing piece installation cylinder 4. The polishing motor 5 moves forwards, the rotary rod polishing disc 4 is inserted into the cylindrical workpiece, the cylindrical workpiece inner wall is contacted with the rotary rod polishing disc through the lifting mechanism, the polishing and polishing processes are realized, the polishing piece mounting cylinder 4 is slowly rotated, the polishing of the inner wall is realized, and the polishing of the inner wall at different positions is realized by moving the rotary rod polishing disc.

The polishing machine can polish the inner walls of different cylindrical workpieces in a certain range. The polishing effect is good and the polishing speed is high.

The movable assembly comprises a strip base 8, a movable block 6, a servo motor 7 and a screw rod 71, two limiting rods 61 parallel to the strip base are arranged above the rear half part of the inner side of the strip base 8, two ends of each limiting rod 61 are arranged on the strip base 8 through fixing blocks, the movable block 6 is movably sleeved on the limiting rods 61 and abuts against the strip base 8, the screw rod 71 is connected to a rotating shaft of the servo motor 7, the screw rod 71 is spirally inserted into the movable block 6, and a first fixing block and a rotating shaft supporting frame 52 are arranged on the movable block 6.

The servo motor drives the screw rod 71 to rotate so as to push the moving block 6 to move, thereby realizing the forward and backward movement of the polishing motor 5.

The moving distance of the moving block 6 is larger than the length of the polishing piece mounting cylinder 4. The rotary rod polishing disc 4 is convenient to leave the polishing piece mounting cylinder 4 to mount the cylindrical workpiece, and can also be inserted into the polishing piece mounting cylinder 4 to polish different positions of the cylindrical workpiece.

The front end of the extension rotating shaft 51 is a square column, and the square column is inserted into one end of the rotating rod polishing disc 6 and penetrates through the rotating rod polishing disc 6 and the square column through pins. The rotary rod polishing disc 6 is convenient to insert, mount and detach and replace.

Two annular grooves 41 are formed in the outer wall of the polishing piece mounting cylinder 4, two groups of supporting rollers 311 are arranged on the concave cambered surface of the cylinder mounting block 31, and each annular groove 41 is lapped on the corresponding group of supporting rollers 311. The rotation of the grinding member mounting cylinder 4 is relatively labor-saving and does not dislocate.

The clamping assembly comprises four clamping devices which are distributed along the inner wall of the polishing piece mounting cylinder 4 at equal intervals, each clamping device comprises an extrusion air cylinder 9 and an extrusion arc panel 91, each extrusion air cylinder 9 is fixed on the inner wall of the polishing piece mounting cylinder 4 through a fixing block, and each extrusion arc panel 91 is mounted on the air cylinder shaft of each extrusion air cylinder 9.

The four extrusion cylinders 9 are synchronous cylinders, can synchronously extrude the cylindrical workpiece, ensure that the cylindrical workpiece is positioned at the middle axis position of the polishing piece mounting cylinder 4, and are always contacted with the rotating rod polishing disc 4 in the rotating process.

The lifting mechanism comprises a lifting plate 3, a bottom plate 2 and four lifting cylinders 21, wherein the four lifting cylinders 21 are embedded in the square distribution mode in the bottom plate 2, the lifting plate 3 is arranged on a cylinder shaft of the lifting cylinders 21, and the cylinder mounting block 31 and the second fixing block 32 are mounted on the lifting plate 3.

The four lifting cylinders 21 are synchronous cylinders and synchronously lift the lifting plate 3, so that the inner walls of cylindrical workpieces with different sizes are contacted with the rotary rod polishing disc, and the polishing and deburring effects are realized.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. A burr grinding machine, characterized in that: the polishing device comprises a polishing motor (5), a moving mechanism of the polishing motor (5), a polishing piece mounting cylinder (4), a cylinder driving motor (321), a cylinder mounting block (31) and a lifting mechanism, wherein the moving mechanism of the polishing motor (5) comprises a moving assembly, a first fixed block and a rotating shaft supporting frame (52), the first fixed block is arranged on the rear half part of the moving assembly, the rotating shaft supporting frame (52) is arranged on the front half part of the moving assembly, the polishing motor (5) is embedded in the first fixed block, an extension rotating shaft (51) is arranged on a rotating shaft of the polishing motor (5), the extension rotating shaft (51) rotates to penetrate through the rotating shaft supporting frame (52), the front end of the extension rotating shaft (51) is sleeved with a rotating rod polishing disc (10), the upper surface of the cylinder mounting block (31) is in a concave cambered surface shape, the polishing piece mounting cylinder (4) rotates to be arranged in the concave cambered surface of the cylinder mounting block (31), a clamping assembly is arranged in the polishing piece mounting cylinder (4), a cross fixing frame (42) is arranged at the rear side end of the polishing piece mounting cylinder (4), the cross fixing frame (321) is inserted into the center of the cross motor (321) to be fixed on the second rotating shaft (32) by the second fixed cylinder driving mechanism (32), the moving mechanism and the lifting mechanism are arranged on the base (1).

2. The burr grinding machine of claim 1, wherein: the movable assembly comprises a strip base (8), a movable block (6), a servo motor (7) and a screw rod (71), wherein two limiting rods (61) parallel to the two limiting rods are arranged above the rear half part of the inner side of the strip base (8), the two ends of each limiting rod (61) are arranged on the strip base (8) through fixing blocks, the movable block (6) is movably sleeved on the limiting rods (61) and abuts against the strip base (8), the screw rod (71) is connected to a rotating shaft of the servo motor (7), the screw rod (71) is spirally inserted into the movable block (6), and the first fixing block and the rotating shaft supporting frame (52) are arranged on the movable block (6).

3. A burr grinding machine according to claim 2, characterized in that: the moving distance of the moving block (6) is longer than the length of the polishing piece mounting cylinder (4).

4. The burr grinding machine of claim 1, wherein: the front end of the extension rotating shaft (51) is a square column, and the square column is inserted into one end of the rotating rod polishing disc (10) and penetrates through the rotating rod polishing disc (10) and the square column through pins.

5. The burr grinding machine of claim 1, wherein: two annular grooves (41) are formed in the outer wall of the polishing piece mounting barrel (4), two groups of supporting rollers (311) are arranged on the concave cambered surface of the barrel mounting block (31), and each annular groove (41) is lapped on the corresponding group of supporting rollers (311).

6. The burr grinding machine of claim 1, wherein: the clamping assembly comprises four clamping devices which are distributed along the inner wall of the polishing piece mounting cylinder (4) at equal intervals, each clamping device comprises an extrusion air cylinder (9) and an extrusion arc panel (91), each extrusion air cylinder (9) is fixed on the inner wall of the polishing piece mounting cylinder (4) through a fixing block, and each extrusion arc panel (91) is mounted on the air cylinder shaft of each extrusion air cylinder (9).

7. The burr grinding machine of claim 1, wherein: the lifting mechanism comprises a lifting plate (3), a bottom plate (2) and four lifting cylinders (21), wherein four lifting cylinders (21) are embedded in the square distribution in the bottom plate (2), the lifting plate (3) is arranged on a cylinder shaft of the lifting cylinders (21), and the cylinder mounting block (31) and the second fixing block (32) are mounted on the lifting plate (3).