CN208945927U - A kind of hard alloy disk external grinding fixture - Google Patents
A kind of hard alloy disk external grinding fixture Download PDFInfo
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- CN208945927U CN208945927U CN201821580590.XU CN201821580590U CN208945927U CN 208945927 U CN208945927 U CN 208945927U CN 201821580590 U CN201821580590 U CN 201821580590U CN 208945927 U CN208945927 U CN 208945927U
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- hard alloy
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- pedestal
- alloy disk
- clamping device
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Abstract
The utility model discloses a kind of hard alloy disk external grinding fixture, including pedestal, the lower end support leg of the pedestal is several, the side of the pedestal is equipped with support plate, it is characterized in that, pedestal is equipped with lower clamping device, the support plate is equipped with upper clamping device；The utility model structure is simple, improves the grinding efficiency of hard alloy disk, reduces the restrictive condition to hard alloy disc thickness, and convenient to implement clamping to hard alloy disk to be ground, clipping operation is more convenient, has stronger practicability.
Description
Technical field
The utility model relates to cast-sintering workpieces in subsequent processing correlative technology field more particularly to a kind of hard alloy disks
External grinding fixture.
Background technique
Casting-sinter process combines the feature of casting technique, powder metallurgy, self-propagating high-temperature, mainly for the preparation of Metal Substrate
Composite material.It is damaged by pressure, composite material green compact on the basis of traditional casting technique in cast(ing) surface layer composite layer composite material
Under the action of high-temperature liquid metal, high-temperature chemical reaction, a large amount of ceramic particle of in-situ preparation, TiC, VC etc. occurs.It is in situ anti-
The generation answered, so that composite layer has extremely superior performance, to extend the service life of metal material.
The process flow of casting-sinter process is as follows:
First according to alloyage powder is required, then on press by powder pressing at the green compact with higher density,
Green compact is placed in the casting mold prepared again, finally pours molten metal in people's casting mold.After metal freezing, composite material green compact
It completes around knot and densification process, and metallurgical bonding occurs with casting parent and is integrally formed.It is adopted according to the design feature of workpiece
With the method, surface composite layer can be prepared with a thickness of the workpiece of 3-10mm.
Although cast-sintering needs the molding link of green compact by alloy powder before sintering, therefore in the complete of sintering
It tends to form the casting to match with mold after, but what can not be avoided is meeting above casting after these are sintered
There are different degrees of burr or overlap, especially for its outer round surface for alloy disks degree of roughness have it is stringent
It is required that therefore after cast-sintering, generally require carry out burr grinding, and usually using cast-sintering workpiece
Alloy be all made of hard alloy, it is thus impossible to be processed using conventional grinding method, but need using the side ground slowly
Formula is processed, therefore in entire grinding process, the key for becoming the processing success or failure of hard alloy disk of clamp, and existing
Technology, the fixture of use, the clamping suitable for the grinding of soft alloy disc mostly, and the grinding of this hard alloy disk is pressed from both sides
It is less to hold device, secondly, the positioning of fixture used in the prior art is more difficult, so that serious affect hard alloy circle
The grinding efficiency of disk；Furthermore fixture used in the prior art, clamping implementation process is relatively complicated, therefore affects hard
The grinding of alloy disks；Finally, fixture used in the prior art, height or thickness tool to the product of clamping
Have certain restriction, be more than certain thickness after will lose clamping action.
Utility model content
The utility model provides a kind of hard alloy disk external grinding fixture and is mentioned with solving above-mentioned the deficiencies in the prior art
The grinding efficiency of high hard alloy disk reduces the restrictive condition to hard alloy disc thickness, convenient to close to hard to be ground
Golden disk implements clamping, and clipping operation is more convenient, has stronger practicability.
In order to realize the purpose of this utility model, the following technology of proposed adoption:
The lower end support leg of a kind of hard alloy disk external grinding fixture, including pedestal, the pedestal is several, the pedestal
Side be equipped with support plate, which is characterized in that pedestal be equipped with lower clamping device, the support plate be equipped with upper clamping device；
The lower clamping device includes rotation seat, and the lower end of the rotation seat is set on pedestal, is equipped with rotating bar on the rotation seat,
The upper end of the rotating bar is equipped with driven wheel, and the driven wheel upper end is equipped with lower holding ring, and the driven wheel is equipped with belt, institute
The other end for stating belt is equipped with driving wheel, and the driving wheel is equipped with motor, is fixed with motor fixing plate on the motor, institute
The lower end for stating motor fixing plate is set on the side of pedestal；The support plate is for convenience of the L shape knot for being packed into hard alloy disk
Structure, the inner sidewall of the support plate are vertically equipped with guide-track groove from top to bottom, and running through in the guide-track groove has one section of keyhole；
The upper clamping device includes lifter plate, and one end of the lifter plate is assemblied in guide-track groove, the lifter plate
Assembly side is equipped with lifting column, and the lifting column is through on keyhole, and lifter plate one side wall upper end is equipped with upper grip block, described
The other side lower end of lifter plate is equipped with lower stress part, is installed with that guide rod is several on the stressed member, and the upper end of the guide rod is installed with
Spring, the spring are located at the top of lower stress part, and the upper end of the guide rod is equipped with fixed plate, and one end of the fixed plate is set to
In support plate.
Preferably, it is equipped with down at the upper end center position of the rotating bar top.
Preferably, be equipped on the other end of the upper grip block it is top, it is described it is it is top and under it is top with one heart.
Preferably, the lateral wall of the support plate is equipped with fixed pole, is equipped with rotor plate on the lifting column bared end, institute
The medium position for stating rotor plate is assemblied in fixed pole, and the other end lateral wall of the rotor plate is equipped with handle.
Preferably, the lower holding ring is made of ferromagnetic material.
The advantages of above-mentioned technical proposal, is:
1, the lower clamping device being equipped with according to the utility model is mainly used for lower end folder when hard alloy mill cuts clamping
It holds and rotary action, wherein rotation seat provides support for the rotation of entire mechanism and facilitates the rotation of rotating bar；It is driven
Wheel, had not only taken part in the rotation process of rotary force, but also take part in the effect that lower clamping device supports upwards；And for convenience to circle
The center of circle of disk is positioned, top under being provided with accordingly in rotating bar, on the one hand the convenient center to hard alloy disk
On the other hand the effect positioned has carried out effective support to the center of hard alloy disk；Alloy in order to prevent
Disk during processing grinding, there is hard alloy disk under the rubbing action of grinding attachment on lower clamping device
It rotates, therefore devises the lower holding ring made of ferromagnetic material；
2, the upper clamping device being equipped with according to the utility model, is mainly used for the upper clamping action of hard alloy disk, and
It can be suitable for the hard alloy disk of various thickness, it is convenient that clipping operation is carried out to hard alloy disk；Wherein, lifter plate, guide rod
And spring cooperates, can hard alloy disk implement upper clamping action, and during clamping, rise for convenience
Drop plate can easily realize elevating movement, therefore introduce rotating bar；And Pattern In Grinding Cemented Carbide disk is appeared in order to prevent
When there is the case where hard alloy disk does not rotate, and the positioning in the center of circle to hard alloy disk upper end, devise corresponding
It is upper top；
3, the utility model structure is simple, improves the grinding efficiency of hard alloy disk, reduces to hard alloy disc thickness
Restrictive condition, convenient to implement clamping to hard alloy disk to be ground, clipping operation is more convenient, has stronger practical
Property.
Detailed description of the invention
Fig. 1 shows the utility model three-dimensional structure diagram.
Fig. 2 shows the utility model three-dimensional structure diagrams.
Specific embodiment
It is practical to this below in conjunction with attached drawing in order to keep the purpose of this utility model, technical solution and advantage clearer
It is novel to be described in further detail.
As Figure 1-Figure 2, a kind of hard alloy disk external grinding fixture, including pedestal 1, the lower end branch of the pedestal 1
Support foot 10 is several, and the side of the pedestal 1 is equipped with support plate 12, which is characterized in that pedestal 1 is equipped with lower clamping device 2, described
Support plate 12 is equipped with upper clamping device 3；The lower clamping device 2 includes rotation seat 20, and the lower end of the rotation seat 20 is set to
On pedestal 1, rotating bar 21 is equipped on the rotation seat 20, the upper end of the rotating bar 21 is equipped with driven wheel 22, described driven
22 upper ends are taken turns equipped with lower holding ring 23, the driven wheel 22 is equipped with belt 24, and the other end of the belt 24 is equipped with driving
Wheel 25, the driving wheel 25 are equipped with motor 26, are fixed with motor fixing plate 11, the motor fixing plate 11 on the motor 26
Lower end be set to pedestal 1 side on；The support plate 12 is L-shaped structure, and the inner sidewall of the support plate 12 erects from top to bottom
It directly is equipped with guide-track groove 120, running through in the guide-track groove 120 there are 121 1 sections of keyhole；
The upper clamping device 3 includes lifter plate 30, and one end of the lifter plate 30 is assemblied in guide-track groove 120, described
The assembly side of lifter plate 30 is equipped with lifting column 300, and the lifting column 300 is through on keyhole 121,30 one side wall of lifter plate
Upper end is equipped with upper grip block 31, and the other side lower end of the lifter plate 30 is equipped with lower stress part 33, is installed on the stressed member 33
Guide rod 35 is several, and the upper end of the guide rod 35 is installed with spring 36, and the spring 36 is located at the top of lower stress part 33, described to lead
The upper end of bar 35 is equipped with fixed plate 34, and one end of the fixed plate 34 is set in support plate 12.
Preferably, top 210 are equipped with down at the upper end center position of the rotating bar 21.
Preferably, top 32, described top 32 are equipped on the other end of the upper grip block 31 top 210 under
With one heart.
Preferably, the lateral wall of the support plate 12 is equipped with fixed pole 122, is equipped on 300 bared end of lifting column
The medium position of rotor plate 37, the rotor plate 37 is assemblied in fixed pole 122, is set on the other end lateral wall of the rotor plate 37
There is handle 38.
Preferably, the lower holding ring 23 is made of ferromagnetic material.
The utility model specific embodiment is as described below:
One, rotates rotor plate 37 by handle 38, so that lifter plate 30 moves upwards, until can be by hard alloy disk
In merging top 32 and under between top 210 until；
The center of circle of hard alloy disk lower end top 210 is overlapped by two, under, and the center of circle of upper end is overlapped with upper top 32；
Three, loosen handle 38, so that lifter plate 30 moves downward under the elastic force effect of spring 36, until upper top 32 He
Until the upper end center of circle of hard alloy disk is in contact；
Four, start motor 26, the hard alloy disk examination rotation under the drive of motor 26, and start grinding attachment and open
Begin to implement cylindricalo grinding operation.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, it is clear that this field
Technical staff various modification and variations can be carried out to the utility model without departing from the spirit and scope of the utility model.This
Sample, if these modifications and variations of the present invention belong to the claims of the present invention and its equivalent technology range it
Interior, then the utility model is also intended to include these modifications and variations.
Claims (5)
1. the lower end support leg (10) of a kind of hard alloy disk external grinding fixture, including pedestal (1), the pedestal (1) is several,
The side of the pedestal (1) is equipped with support plate (12), which is characterized in that pedestal (1) is equipped with lower clamping device (2), the branch
Fagging (12) is equipped with upper clamping device (3)；The lower clamping device (2) includes rotation seat (20), the rotation seat (20)
Lower end is set on pedestal (1), is equipped with rotating bar (21) on the rotation seat (20), the upper end of the rotating bar (21) be equipped with from
Driving wheel (22), driven wheel (22) upper end are equipped with lower holding ring (23), and the driven wheel (22) is equipped with belt (24), described
The other end of belt (24) is equipped with driving wheel (25), and the driving wheel (25) is equipped with motor (26), on the motor (26)
It is fixed with motor fixing plate (11), the lower end of the motor fixing plate (11) is set on the side of pedestal (1)；The support plate
It (12) is L-shaped structure, the inner sidewall of the support plate (12) is vertically equipped with guide-track groove (120) from top to bottom, the guide-track groove
(120) running through in has (121) one sections of keyhole；
The upper clamping device (3) includes lifter plate (30), and one end of the lifter plate (30) is assemblied in guide-track groove (120),
The assembly side of the lifter plate (30) is equipped with lifting column (300), and the lifting column (300) is through on keyhole (121), the liter
It drops plate (30) one side wall upper end and is equipped with upper grip block (31), the other side lower end of the lifter plate (30) is equipped with lower stress part
(33), it is installed with that guide rod (35) is several on the stressed member (33), the upper end of the guide rod (35) is installed with spring (36), the bullet
Spring (36) is located at the top of lower stress part (33), and the upper end of the guide rod (35) is equipped with fixed plate (34), the fixed plate (34)
One end be set to support plate (12) on.
2. hard alloy disk external grinding fixture according to claim 1, which is characterized in that the rotating bar (21) it is upper
End center position is equipped with down top (210).
3. hard alloy disk external grinding fixture according to claim 2, which is characterized in that the upper grip block (31)
Be equipped on the other end top (32), upper top (32) and under top (210) it is concentric.
4. hard alloy disk external grinding fixture according to claim 1, which is characterized in that outside the support plate (12)
Side wall is equipped with fixed pole (122), is equipped with rotor plate (37) on lifting column (300) bared end, the rotor plate (37)
Medium position is assemblied on fixed pole (122), and the other end lateral wall of the rotor plate (37) is equipped with handle (38).
5. hard alloy disk external grinding fixture according to claim 1, which is characterized in that the lower holding ring (23) by
Ferromagnetic material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821580590.XU CN208945927U (en) | 2018-09-27 | 2018-09-27 | A kind of hard alloy disk external grinding fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821580590.XU CN208945927U (en) | 2018-09-27 | 2018-09-27 | A kind of hard alloy disk external grinding fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208945927U true CN208945927U (en) | 2019-06-07 |
Family
ID=66739576
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821580590.XU Active CN208945927U (en) | 2018-09-27 | 2018-09-27 | A kind of hard alloy disk external grinding fixture |
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| CN (1) | CN208945927U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112872352A (en) * | 2021-02-01 | 2021-06-01 | 四川一然新材料科技有限公司 | Clamping and rotating device for machining outer wall of double-hole discharging sintering pressed compact |
-
2018
- 2018-09-27 CN CN201821580590.XU patent/CN208945927U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112872352A (en) * | 2021-02-01 | 2021-06-01 | 四川一然新材料科技有限公司 | Clamping and rotating device for machining outer wall of double-hole discharging sintering pressed compact |
| CN112872352B (en) * | 2021-02-01 | 2022-06-03 | 四川一然新材料科技有限公司 | Clamping and rotating device for machining outer wall of double-hole discharging sintering pressed compact |
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