CN222857683U - Five numerical control grinding machine rotary worktable - Google Patents

Abstract

The utility model relates to a rotary worktable of a five-axis CNC grinding machine, comprising a worktable base, a turntable is arranged at the upper end of the worktable base, and a dust suction structure is arranged at the rear end of the worktable base, auxiliary clamping structures are evenly distributed on the surface of the turntable, the dust suction structure comprises a dust suction device, a telescopic tube is arranged at the left end of the dust suction device, a dust suction port is arranged at the upper end of the telescopic tube, a connecting piece is arranged at the rear end of the dust suction port, and the lower end of the connecting piece is connected to a lifting cylinder; by arranging the dust suction structure, its position is slightly away from the turntable, so as to prevent the debris splashed during grinding from hitting the dust suction structure and causing damage, the lifting cylinder is electrically extended, so that the connecting piece and the dust suction port are lifted upward, so that the telescopic tube is extended, so that the debris is sucked into the dust suction device through the dust suction port and the telescopic tube, and automatic dust suction processing is realized; by arranging the auxiliary clamping structure, disassembly and replacement are convenient, and four clamping blocks perform four-point floating support on the workpiece, thereby increasing the clamping stability.

Description

Five numerical control grinding machine rotary worktable

Technical Field

The utility model relates to the technical field of rotary work tables of grinding machines, in particular to a rotary work table of a five-axis numerical control grinding machine.

Background

The grinding machine machining principle and range grinder are machine tools for grinding the surface of a workpiece by using a grinding tool, the clamping structure of the existing grinding machine rotary workbench is troublesome to replace after being worn for a long time, the clamping tightness of two points is insufficient, the existing dust collection device is closer to the workbench, and grinding is quickly splashed to strike the dust collection device, so that the damage is easy to cause, so that the five-axis numerical control grinding machine rotary workbench is designed.

The utility model discloses a rotary workbench of a grinding machine, which aims at the problems that a clamping block needs to be additionally arranged when a workpiece to be machined is fixed on the conventional rotary workbench of the surface grinding machine and the process is complicated, and now proposes a scheme which comprises a base box, wherein a rotary workbench body is rotatably arranged at the top of the base box, a lifting motor is fixedly arranged on the inner wall of the bottom of the base box, one end of a first rotating shaft is fixedly connected to an output shaft of the lifting motor, an adjusting plate is fixedly connected to the other end of the first rotating shaft, the side surface of the adjusting plate is in sliding connection with the inner wall of the base box, a forward and reverse rotating motor is fixedly arranged at the top of the adjusting plate, one end of a second rotating shaft is fixedly connected to an output shaft of the forward and reverse rotating motor, the rotary workbench body can be lifted by the lifting motor, balls and annular arc grooves are staggered to push sliding blocks, the sliding blocks drive the clamping rods to be close to each other to clamp the workpiece to be machined, and the problem that the clamping structure is convenient and quick.

Disclosure of utility model

The utility model aims at overcoming the defects of the prior art, and solves the technical problems that the clamping structure of the rotary worktable of the existing grinding machine is troublesome to replace after being worn for a long time, the clamping tightness of two points is insufficient, the existing dust collection device is relatively close to the worktable, and the grinding is quickly splashed to strike the dust collection device, so that the damage is easy to cause.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The utility model provides a five numerical control grinding machine swivel work head, includes the workstation base, the upper end of workstation base is equipped with the revolving stage, just the rear end of workstation base is equipped with dust extraction structure, the supplementary clamping structure of surface evenly distributed of revolving stage, dust extraction structure includes dust extraction, dust extraction's left end is equipped with flexible pipe, flexible pipe's upper end is equipped with the dust absorption mouth, the rear end of dust absorption mouth is equipped with the connection piece, the lifting cylinder is connected to the lower extreme of connection piece.

Preferably, the auxiliary clamping structure comprises a fixing block, a first fixing hole is formed in the position of the lower side of the surface of the fixing block, a second fixing hole is uniformly distributed on the outer circumferential surface of the rotary table, and the first fixing hole is matched with the second fixing hole in structure in size.

As one preferable mode, a third fixing hole is formed in the upper side of the surface of the fixing block, a screw is arranged in the third fixing hole, and a limiting block is arranged at the front end of the screw.

Preferably, two fixing nuts are arranged in the middle of the surface of the screw rod, and the fixing nuts are respectively positioned on the front side and the rear side of the fixing block.

Preferably, a clamping block is arranged at the rear end of the screw, a buffer pad is arranged at one end, far away from the screw, of the clamping block, and tooth marks are arranged at the rear end of the buffer pad.

As one preferable mode, the rear end of the dust collection device is provided with a movable door, buffer feet are arranged at four corners of the lower end of the dust collection device, each buffer foot comprises a buffering shell, and an elastic piece is arranged in each buffering shell.

The utility model has the beneficial effects that:

(1) When dust collection is needed, the lifting cylinder is electrically stretched, so that the connecting sheet and the dust collection opening are lifted upwards, the telescopic pipe is stretched, the scraps are sucked into the dust collection device through the dust collection opening and the telescopic pipe, automatic dust collection treatment is realized, and workshop environment is improved.

(2) According to the utility model, the buffer feet are arranged, so that the dust collection device can vibrate to influence the working stability of the turntable, and therefore, the buffer feet are arranged, and the vibration deforms the buffer feet, so that the vibration pressure is counteracted.

(3) According to the utility model, the auxiliary clamping structure is arranged and is connected with the turntable through the bolts, so that the auxiliary clamping structure which is damaged by dismounting and replacement is convenient, and the four clamping blocks carry out four-point floating support on the workpiece, so that the clamping stability is improved.

In conclusion, the utility model has the advantages of simple structure, stable clamping and automatic dust collection, and is particularly suitable for the technical field of rotary tables of grinding machines.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, it being obvious that the drawings described below are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a five-axis numerically controlled grinder rotary table.

Fig. 2 is a rear-axle side schematic view of a five-axle numerically controlled grinder rotary table.

Fig. 3 is an exploded view of the auxiliary clamping structure.

Fig. 4 is a schematic cross-sectional view of a cushioning foot portion.

Detailed Description

The technical solutions in the embodiments of the present utility model are clearly and completely described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1 to 4, the utility model provides a five-axis numerically-controlled grinder rotary workbench, which comprises a workbench base 1, wherein a turntable 2 is arranged at the upper end of the workbench base 1, a dust collection structure 3 is arranged at the rear end of the workbench base 1, the position of the dust collection structure is slightly away from the turntable 2, the dust splashed during grinding is prevented from striking on the dust collection structure 3 to form damage, auxiliary clamping structures 4 are uniformly distributed on the surface of the turntable 2 and are connected with the turntable 2 through bolts, the damaged auxiliary clamping structures 4 are convenient to detach and replace, four clamping blocks 47 carry out four-point floating support on a workpiece, clamping stability is improved, the dust collection structure 3 comprises a dust collection device 31, the dust collection device 31 generates negative pressure through a motor driving fan, ambient air and debris impurities are sucked into the dust collection device 31 together, dust and the debris impurities are separated through a filtering system, then clean air is discharged out of the dust collection device 31, the left end of the dust collection device 31 is provided with a telescopic tube 32, the telescopic tube is provided with a telescopic performance, the upper end of the telescopic tube 32 is provided with a dust collection port 33, and the lower end of the connecting piece 33 is provided with a connecting piece 34, and the telescopic tube is automatically connected with a dust collection port 35, so that the dust collection port is lifted by the telescopic tube 32, and the dust collection port is automatically lifted by the telescopic tube is lifted by the connecting piece 34, and the connecting piece 34 with the connecting piece 34, and the dust collection port is automatically, and the dust collection port is lifted by the telescopic tube is lifted by the air cylinder 35, and the dust collection port is lifted by the dust collection port and the dust collection device is automatically by the dust collection device.

Further, as shown in fig. 3, the auxiliary clamping structure 4 includes a fixing block 41, a first fixing hole 42 is provided at a position below the surface of the fixing block 41, a second fixing hole 21 is uniformly distributed on the outer circumferential surface of the turntable 2, the first fixing hole 42 is matched with the second fixing hole 21 in structure size, and after the first fixing hole and the second fixing hole are overlapped, the second fixing hole and the second fixing hole are screwed by using bolts, so that the auxiliary clamping structure 4 is rapid in connection in a fixing manner and convenient to replace.

Further, a third fixing hole 43 is formed in the upper side of the surface of the fixing block 41, a screw 44 is arranged in the third fixing hole 43, the screw and the screw are in threaded connection, a limiting block 45 is arranged at the front end of the screw 44, the position of the screw 44 is limited, and the screw 44 is prevented from falling out of the third fixing hole 43.

Further, as shown in fig. 3, two fixing nuts 46 are provided in the middle of the surface of the screw 44, the fixing nuts 46 are respectively located at the front and rear sides of the fixing block 41, and the two fixing nuts 46 are clamped to the fixing block 41, thereby increasing the stability between the screw 44 and the third fixing hole 43.

Further, the rear end of the screw 44 is provided with a clamping block 47, and the relative position between the screw 44 and the third fixing hole 43 is adjusted, so that the clamping block 47 always plays a role in clamping a workpiece, one end, far away from the screw 44, of the clamping block 47 is provided with a buffer pad 48, and the rear end of the buffer pad 48 is provided with tooth marks, so that the surface roughness is increased, and the clamping stability is improved.

Further, as shown in fig. 2, the rear end of the dust collection device 31 is provided with a movable door 36, the debris impurities filtered out from the dust collection device 31 can be cleaned from the movable door 36, and the four corners of the lower end of the dust collection device 31 are provided with buffer feet 37, the buffer feet 37 comprise a shock absorption shell 38 which is made of rubber, an elastic piece 39 is arranged in the shock absorption shell 38, and the shock absorption shell 38 and the elastic piece 39 can be deformed by spring, so that shock pressure is counteracted, shock generated by the dust collection device 31 is reduced, and stability of the turntable 2 is increased.

The working process comprises the steps of firstly placing a workpiece on the turntable 2, adjusting the relative position between the screw 44 and the third fixing hole 43 to enable the clamping block 47 to clamp the workpiece, further grinding the workpiece to generate a plurality of fragments, lifting the air cylinder 35 to be powered after grinding is finished, further stretching the piston rod of the air cylinder 35 to enable the connecting sheet 34 and the dust collection opening 33 to be lifted upwards, stretching the telescopic pipe 32 to enable the fragments to be sucked into the dust collection device 31 through the dust collection opening and the telescopic pipe 32, realizing automatic dust collection, and improving workshop environment.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "front and rear", "left and right", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or component in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the utility model.

Of course, in this disclosure, those skilled in the art will understand that the term "a" or "an" is to be interpreted as "at least one" or "one or more," i.e., in one embodiment, the number of elements may be one, and in another embodiment, the number of elements may be multiple, and the term "a" is not to be construed as limiting the number.

The foregoing is merely a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any changes or substitutions easily conceivable by those skilled in the art under the technical teaching of the present utility model should be included in the scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope of the claims.

Claims (6)

1. The rotary workbench of the five-axis numerical control grinding machine is characterized by comprising a workbench base (1), wherein a turntable (2) is arranged at the upper end of the workbench base (1), a dust collection structure (3) is arranged at the rear end of the workbench base (1), auxiliary clamping structures (4) are uniformly distributed on the surface of the turntable (2), the dust collection structure (3) comprises a dust collection device (31), a telescopic pipe (32) is arranged at the left end of the dust collection device (31), a dust collection opening (33) is arranged at the upper end of the telescopic pipe (32), a connecting sheet (34) is arranged at the rear end of the dust collection opening (33), and the lower end of the connecting sheet (34) is connected with a lifting cylinder (35).

2. The five-axis numerically-controlled grinder rotary table according to claim 1, wherein the auxiliary clamping structure (4) comprises a fixed block (41), a first fixed hole (42) is formed in the position of the lower side of the surface of the fixed block (41), a second fixed hole (21) is uniformly distributed on the outer circumferential surface of the rotary table (2), and the first fixed hole (42) is matched with the second fixed hole (21) in structure size.

3. The five-axis numerically-controlled grinder rotary table according to claim 2, wherein a third fixing hole (43) is formed in the upper side of the surface of the fixing block (41), a screw (44) is arranged in the third fixing hole (43), and a limiting block (45) is arranged at the front end of the screw (44).

4. A five-axis numerically controlled grinder rotary table according to claim 3, wherein two fixing nuts (46) are provided in the middle of the surface of the screw (44), and the fixing nuts (46) are respectively located on the front side and the rear side of the fixing block (41).

5. A five-axis numerically controlled grinder rotary table according to claim 3, wherein the rear end of the screw (44) is provided with a clamping block (47), one end of the clamping block (47) far away from the screw (44) is provided with a buffer pad (48), and the rear end of the buffer pad (48) is provided with tooth marks.

6. The five-axis numerically-controlled grinder rotary table according to claim 1, wherein a movable door (36) is arranged at the rear end of the dust collection device (31), buffer feet (37) are arranged at four corners of the lower end of the dust collection device (31), the buffer feet (37) comprise a buffering shell (38), and elastic members (39) are arranged in the buffering shell (38).