CN215092362U - CBN cutter stress relieving device - Google Patents

Abstract

The utility model belongs to the field of auxiliary equipment for CBN cutter manufacturing process, in particular to a CBN cutter stress eliminating device which comprises a workbench, a vibration generating assembly is arranged on the workbench, a fixed frame is arranged on the workbench, a vibration tray for containing CBN cutters is suspended in the middle of the fixed frame, the fixed frame and the vibration tray are connected through a plurality of first springs, a groove is arranged at the top of the vibration tray, a plurality of telescopic units are compactly arrayed in the groove along the vertical direction, a pressing plate for pressing the CBN cutters is connected above the vibration tray along the vertical direction in a sliding way, a jack matched with a conical vibration head in the vibration generating assembly is arranged in the middle of the pressing plate, the clamping efficiency of the cutters is greatly improved, secondly, the utility model adopts a mode that the conical vibration head is provided with the pressing plate to drive the whole vibration tray, the stress eliminating treatment of a plurality of CBN cutters in one time can be realized, the processing efficiency of the CBN cutter is greatly improved.

Description

CBN cutter stress relieving device

Technical Field

The utility model relates to a CBN cutter manufacturing process auxiliary assembly field, in particular to CBN cutter stress relief device.

Background

In the manufacturing process of the CBN cutter, through the working procedures of machining, heat treatment, welding and the like, large participation stress is generated in the cutter, and because the cutter is peculiar and complex in shape, uneven thermal expansion is caused during heat treatment and local stress concentration caused by sharpening is caused, tensile stress is often generated on a cutting edge to cause the cutter to generate microcracks in the cutting process, cracks are enlarged along with the use of the cutter to cause cutter breakage, the service life of the cutter is greatly shortened, and serious loss is caused.

The mode through vibration ageing can make the inside residual internal stress of cutter and the vector of additional vibration stress reach and exceed material yield strength, make the cutter take place micro plastic deformation, thereby make the inside internal stress of cutter can relax and alleviate, improve the life of cutter, the stress relieving device cutter clamping mode of current vibration form is inconvenient, and a cutter base only corresponds a cutter, need make a round trip to change the cutter base when changing the cutter, adaptability is poor, simultaneously, equipment vibration is serious in the use, influence the operation of equipment on every side, fixed base also can produce wearing and tearing to the cutter simultaneously, therefore, it is necessary to improve in order to solve above-mentioned technical problem to prior art.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a CBN cutter stress relief device realizes particularly through following technical scheme:

the utility model discloses a workstation, it takes place the subassembly to be equipped with the vibration on the workstation, be equipped with the mount on the workstation, hang at the mount middle part and be equipped with the vibration tray that is used for holding the CBN cutter, through a plurality of first spring coupling between mount and the vibration tray, vibration tray top is equipped with the recess, the inside compact array of recess has a plurality of flexible units that set up along vertical direction, there is the clamp plate that compresses tightly the CBN cutter along vertical direction sliding connection in vibration tray top, set up at the clamp plate middle part and take place the jack of the inside toper vibrating head looks adaptation of subassembly with the vibration.

Specifically, flexible unit includes that the column bears the head, bears the head bottom coaxial guide bar that is equipped with at the column, and the guide bar sets up along vertical direction, and the guide bar tip passes vibration tray bottom and is equipped with the limiting plate at its tip, bears the head and recess bottom at the column and is equipped with the second spring between, the column bears the head upper surface to be located same horizontal plane.

Specifically, the columnar bearing head is a cuboid, and a protective pad is arranged on the upper surface of the cuboid.

Preferably, the columnar bearing head comprises a cuboid-shaped guide block and a cylindrical head arranged at the top of the guide block, and the edge of the top of the cylindrical head is provided with an arc chamfer.

Specifically, the clamp plate lower part is equipped with the cylindric lock along vertical direction, corresponds at the vibration tray top and is equipped with a plurality of pinholes, cylindric lock sliding connection in pinhole.

Specifically, an electric push rod and a plurality of telescopic sleeves for guiding are arranged between the fixing frame and the working platform at intervals along the vertical direction.

Specifically, the vibration generating assembly comprises a support frame arranged on the workbench, an ultrasonic transducer is arranged at the lower part of a cantilever of the support frame, an amplitude transformer is arranged at the lower part of the ultrasonic transducer, a conical vibration head is arranged at the lower end of the amplitude transformer, and the conical vibration head is coaxially arranged with the jack and is positioned right above the jack; the worktable is also provided with an ultrasonic generator, and the ultrasonic generator and the ultrasonic transducer are sequentially connected with the amplitude transformer.

The utility model has the advantages that:

the utility model discloses a design traditional CBN cutter base, set up flexible unit and clamp plate, realized the fixed work of CBN cutter of different shapes, different thickness, can fix the CBN cutter of multiple different specifications simultaneously, improved the clamping efficiency of cutter greatly, secondly, the utility model discloses a mode that toper vibration bandeau movable platen and then drive whole vibration tray can realize once carrying out the processing of vibration elimination stress to a plurality of CBN cutters, has improved the treatment effeciency of CBN cutter greatly; separate vibration tray and mount through first spring, realized the isolation of vibration on the basis that does not influence the vibration of toper vibrating head, make whole device can not exert an influence to other peripheral equipment in the use, improved user experience, the utility model discloses a further explanation will be carried out in combination with following specific embodiment to other beneficial effects.

Drawings

The invention will be further described with reference to the following figures and examples:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the fixing frame shown in FIG. 1;

FIG. 3 is a schematic view of the internal structure of the vibration tray of FIG. 1;

FIG. 4 is a schematic view of the operation state of the vibration tray;

FIG. 5 is a schematic structural diagram of a telescopic unit according to a first embodiment;

fig. 6 is a schematic structural diagram of a telescopic unit in the second embodiment.

Detailed Description

The first embodiment is as follows:

as shown in fig. 1-6: the utility model discloses a workstation 1, be equipped with vibration generation subassembly on workstation 1, be used for providing the required vibration energy of stress relief, be equipped with mount 2 on workstation 1, mount 2 is hollow annular structure, mount 2 middle part hangs and is equipped with the vibration tray 3 that is used for holding CBN cutter 6, connect through a plurality of first springs 4 between mount 2 and the vibration tray 3, hang vibration tray 3 in annular mount 2 middle part through the spring, the purpose is in separating vibration tray 3 and mount 2, through the transmission of spring slowing down the vibration, prevent when below-mentioned toper vibrating head 15 drives vibration tray 3 vibration stress relief, the whole vibration that takes place of device, influence is controlled and the use of peripheral equipment; the top of the vibration tray 3 is provided with a groove 31, a plurality of telescopic units 7 arranged in the vertical direction are compactly arrayed in the groove 31, the telescopic units 7 are arranged in the groove 31 in an array mode, adjacent telescopic units 7 are compactly arranged, but small gaps exist and do not interfere with each other, it is worth to be noted that the area occupied by the telescopic units 7 in the horizontal plane projection is far smaller than the area occupied by the CBN cutter 6 in the horizontal plane projection, the CBN cutter 6 presses down the telescopic units 7 in a certain range in a pressing mode, so that a recess matched with the CBN cutter 6 appears in the area where the telescopic units 7 are located, the CBN cutter 6 is fixed, in the fixing process of the CBN cutter 6, too large margin cannot be left between the surrounding telescopic units 7 and the CBN cutter 6, the difference between the horizontal plane projection area of the telescopic units 7 and the horizontal plane projection area of the CBN cutter 6 is larger, the cutter is fixed firmly, the single size adjustment precision of the telescopic unit 7 can be properly adjusted, a pressing plate 5 for pressing the CBN cutter 6 is connected above the vibration tray 3 in a sliding way along the vertical direction, the middle part of the pressing plate 5 is provided with a jack 51 matched with the conical vibration head 15 in the vibration generation assembly, the CBN cutter 6 is randomly placed on the upper part of the telescopic unit 7, along with the pressing of the pressing plate 5, the telescopic unit 7 can be matched with the pressing plate 5 to self-adaptively clamp the CBN cutter 6, the fixation of the CBN cutter 6 is completed, the CBN cutter 6 is prevented from being worn due to displacement collision in the vibration process, the fixation mode can effectively clamp and fix the CBN cutter 6 with a hole formed in the middle part, the CBN cutter 6 without a hole formed in the middle part and the CBN cutter 6 with different thicknesses, and the cutter fixing base does not need to be replaced back and forth, meanwhile, a plurality of groups of CBN cutters 6 can be processed simultaneously, and the processing efficiency of the CBN cutters 6 is greatly improved.

Specifically, the telescopic unit 7 comprises a columnar bearing head 701, a guide rod 72 is coaxially arranged at the bottom of the columnar bearing head 701, the end part of the guide rod 72 penetrates through the bottom of the vibration tray 3, a limit plate 74 is arranged at the end part of the guide rod 72, a second spring 73 is arranged between the columnar bearing head 701 and the bottom of the groove 31, the upper surface of the columnar bearing head 701 is positioned on the same horizontal plane, the telescopic unit 7 is guided by the guide rod and the guide rod through a through hole at the bottom of the groove 31 of the vibration tray 3 in a matched mode to ensure that the telescopic unit only moves along the vertical direction, when the CBN cutter 6 is placed on a plane formed at the upper part of the columnar bearing head 701, the columnar bearing head 701 at the area where the CBN cutter 6 is positioned is pressed downwards along with the pressing of the pressing plate 5, under the elastic force action of the second spring 73, the CBN cutter 6 can be tightly pressed against the pressing plate 5 to complete the fixation, thus replacing the method for replacing the base of the CBN cutter 6 in the traditional method, the base of the CBN cutter 6 does not need to be replaced, various CBN cutters 6 are clamped in a self-adaptive mode, and the treatment efficiency of the CBN cutter 6 is improved.

Preferably, the column bears the head 701 and is the cuboid, so set up the cuboid in order to carry out supplementary direction, guarantee that the column bears the head 701 and slide the in-process from top to bottom more smoothly, is equipped with the protection pad at the cuboid upper surface, prevents that 6 surfaces of CBN cutter are by the fish tail when vibration tray 3 vibrates.

Specifically, clamp plate 5 lower part is equipped with cylindric lock 52 along vertical direction, it is equipped with a plurality of pinholes 32 to correspond at vibration tray 3 top, cylindric lock 52 sliding connection is in pinhole 32, so realize the sliding connection between clamp plate 5 and the vibration tray 3, go up through clamp plate 5, expose the breach between vibration tray 3 and clamp plate 5, and then bear first 701 upper portion from breach to the column and place CBN cutter 6, through the gliding of clamp plate 5, at clamp plate 5 bottom surface lid tightly at vibration tray 3 upper surface, compress tightly CBN cutter 6 simultaneously, so through inserting below-mentioned toper vibrating head 15 the jack 51 on clamp plate 5, drive clamp plate 5, and then drive vibration tray 3 overall vibration, realize the elimination to CBN cutter 6 stress, the elimination that mentions in the utility model information is the complete elimination of non-absolute.

Specifically, be equipped with electric push rod 17 and a plurality of telescope tube 16 that are used for the direction along vertical direction interval between mount 2 and the work platform, realize supporting and the direction through telescope tube, through electric push rod 17 as the drive, realize the adjustment of mount 2 height, along with the rising of mount 2, the cooperation is accomplished with jack 51 on the clamp plate 5 to toper vibrating head 15, realizes the transmission of vibration.

Specifically, the vibration generating assembly comprises a support frame 12 arranged on a workbench 1, an ultrasonic transducer 13 is arranged at the lower part of a cantilever on the support frame 12, an amplitude transformer 14 is arranged at the lower part of the ultrasonic transducer 13, a conical vibration head 15 is arranged at the lower end of the amplitude transformer 14, an ultrasonic generator 11 is further arranged on the workbench 1, the ultrasonic generator 11 and the ultrasonic transducer 13 are sequentially connected with the amplitude transformer 14, the assembly can generate vibration and provide a vibration source for the whole device, the ultrasonic generator 11, the ultrasonic transducer 13, the amplitude transformer 14 and the conical vibration head 15 are all in the prior art and can be obtained through purchase and assembled together to be used, the conical vibration head 15 and a jack 51 are coaxially arranged and are positioned right above the jack 51, and the jack 51 is convenient to be matched with the conical vibration head 15.

Example two:

compared with the first embodiment, the present embodiment is different only in that: the columnar bearing head 701 comprises a cuboid-shaped guide block 702 and a cylindrical head 703 arranged at the top of the guide block 702, the guide block 702 is convenient to play a role of auxiliary support when the bearing head slides up and down, the guide block is matched with the guide column to guide, mutual interference among different bearing heads is prevented, and the bearing head is convenient to slide independently, the edge of the top of the cylindrical head 703 is provided with an arc chamfer, the arrangement of the cylindrical head 703 and the arc chamfer aims to avoid that the bearing head is cuboid, the CBN cutter 6 is scratched with the side wall of the bearing head without sliding down, and the arrangement can reduce the damage of the CBN cutter 6 to a certain extent.

When the utility model is used, the pressing plate 5 is lifted, the gap for placing the CBN cutter 6 is exposed between the pressing plate 5 and the vibration tray 3, a plurality of CBN cutters 6 are flatly laid on the upper part of the bearing head, the pressing plate 5 is put down to slowly fall and press on the upper surface of the CBN cutter 6, the electric push rod 17 is controlled to slowly rise until the conical vibration head 15 is completely attached to the jack 51, the vibration tray enters a working state, as shown in figure 4, the pressing plate 5 gradually compresses the CBN cutter 6 under the block of the conical vibration head 15, the telescopic unit 7 can self-adaptively push up the CBN cutters 6 with different thicknesses and shapes under the action of elastic force, the fixing of the CBN cutter 6 can be completed without complex operation and the replacement of the cutter base back and forth, the ultrasonic generator 11, the ultrasonic transducer 13 and the amplitude-changing rod 14 are started to ensure that the conical vibration head 15 works, the whole vibration tray 3 completes the whole vibration under the vibration of the conical vibration head 15, simultaneously through first spring 4 with vibration tray 3 and mount 2 separation, realized the isolation of vibration on the basis that does not influence the vibration of toper vibrating head 15, mount 2 is under the shock attenuation through first spring 4, and the vibration volume reduces greatly, and whole device only has vibration tray 3 to have obvious vibration, and workstation 1 can not produce the influence to peripheral other equipment in the use, has improved user experience, realizes the stress relief of CBN cutter 6, the utility model discloses a improve the cutter base, realized the fixed work of CBN cutter 6 of different shapes, different thickness, can once carry out stress relief to many CBN cutters 6 simultaneously, improved the efficiency of handling CBN cutter 6 greatly, be worth promoting.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims (7)

1. The utility model provides a CBN cutter stress relieving device, includes the workstation, is equipped with the vibration on the workstation and takes place the subassembly, its characterized in that: be equipped with the mount on the workstation, hang at the mount middle part and be equipped with the vibration tray that is used for holding the CBN cutter, through a plurality of first spring coupling between mount and the vibration tray, vibration tray top is equipped with the recess, the inside compact array of recess has a plurality of flexible units that set up along vertical direction, there is the clamp plate that compresses tightly the CBN cutter in vibration tray top along vertical direction sliding connection, offer the jack that takes place the inside toper vibrating head looks adaptation of subassembly with the vibration in the middle part of the clamp plate.

2. A CBN tool stress relief apparatus as claimed in claim 1, characterised in that: the telescopic unit comprises a columnar bearing head, a guide rod is coaxially arranged at the bottom of the columnar bearing head and is arranged along the vertical direction, the end part of the guide rod penetrates through the bottom of the vibration tray and is provided with a limiting plate at the end part of the vibration tray, a second spring is arranged between the columnar bearing head and the bottom of the groove, and the upper surface of the columnar bearing head is positioned on the same horizontal plane.

3. A CBN tool stress relief apparatus as claimed in claim 2, characterised in that: the column bears the head for the cuboid, is equipped with the protection pad at the cuboid upper surface.

4. A CBN tool stress relief apparatus as claimed in claim 2, characterised in that: the column bearing head comprises a cuboid-shaped guide block and a column head arranged at the top of the guide block, and an arc chamfer is arranged at the edge of the top of the column head.

5. A CBN tool stress relief device according to any of claims 1-4, wherein: the lower portion of the pressing plate is provided with cylindrical pins in the vertical direction, the top of the vibration tray is correspondingly provided with a plurality of pin holes, and the cylindrical pins are connected to the pin holes in a sliding mode.

6. A CBN tool stress relief device as claimed in claim 5, wherein: an electric push rod and a plurality of telescopic sleeves for guiding are arranged between the fixing frame and the working platform at intervals along the vertical direction.

7. A CBN tool stress relief device as claimed in claim 6, wherein: the vibration generating assembly comprises a support frame arranged on the workbench, an ultrasonic transducer is arranged at the lower part of a cantilever of the support frame, an amplitude transformer is arranged at the lower part of the ultrasonic transducer, a conical vibration head is arranged at the lower end of the amplitude transformer, and the conical vibration head is coaxially arranged with the jack and is positioned right above the jack; the worktable is also provided with an ultrasonic generator, and the ultrasonic generator and the ultrasonic transducer are sequentially connected with the amplitude transformer.

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