CN210879206U - Flat grinding clamp for plane of shaft part - Google Patents
Flat grinding clamp for plane of shaft part Download PDFInfo
- Publication number
- CN210879206U CN210879206U CN201921337925.XU CN201921337925U CN210879206U CN 210879206 U CN210879206 U CN 210879206U CN 201921337925 U CN201921337925 U CN 201921337925U CN 210879206 U CN210879206 U CN 210879206U
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- positioning
- upper beam
- pressing plate
- positioning seat
- shaft part
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Abstract
The utility model relates to a flat grinding clamp for the plane of an axle part, which comprises a bottom plate, a positioning seat, an upper beam and a pressing plate, wherein the positioning seat, the upper beam and the pressing plate are arranged on the bottom plate; the positioning seat is provided with a positioning hole, and the shaft part is arranged in the positioning hole; the upper beam is arranged on one side, away from the bottom plate, of the positioning seat, and a positioning groove is formed in one side, facing the upper beam, of the positioning seat and communicated with the positioning hole; the pressing plate is arranged on one side, facing the positioning seat, of the upper beam, and the pushing device is arranged on the upper beam and used for pushing the pressing plate to move towards the positioning groove, so that the pressing plate is pressed on the outer wall of the shaft part. The utility model discloses a locating hole that sets up on the positioning seat tentatively fixes a position axle type part, when compressing tightly on axle type part through the clamp plate, realizes the firm location of axle type part, prevents that axle type part from producing and rotates, and then makes axle type part flat grinding in-process be difficult to produce the dislocation, guarantees that the flat grinding effect is unified.
Description
Technical Field
The utility model relates to an axle type part plane flat grinding anchor clamps.
Background
A surface grinding machine is a kind of grinding machine, and mainly uses a grinding wheel to grind a workpiece in a rotating manner so as to achieve a required flatness. When the end face of the shaft part is flat ground, the shaft part needs to be fixed to keep a stable state. The existing flat grinding clamp directly fixes the shaft parts on the clamp, and because the shaft parts easily generate circumferential rotation, the parts are easily generated relatively in the flat grinding process, so that the flat grinding effect is different, and the product yield is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses it is anticipated to provide an axle type part plane flat grinding anchor clamps for axle type part produces the problem that circumferential direction leads to the flat grinding effect to differ easily among the improvement current anchor clamps.
The plane flat grinding clamp for the shaft parts comprises a bottom plate, and a positioning seat, an upper beam and a pressing plate which are arranged on the bottom plate;
the positioning seat is provided with a positioning hole, and the shaft part is arranged in the positioning hole;
the upper beam is arranged on one side, away from the bottom plate, of the positioning seat, and a positioning groove is formed in one side, facing the upper beam, of the positioning seat and communicated with the positioning hole;
the pressing plate is arranged on one side, facing the positioning seat, of the upper beam, and the pushing device is arranged on the upper beam and used for pushing the pressing plate to move towards the positioning groove, so that the pressing plate is pressed on the outer wall of the shaft part.
The utility model has the advantages that: the utility model discloses a locating hole that sets up on the positioning seat tentatively fixes a position axle type part, when compressing tightly the clamp plate on axle type part through thrust unit, can compress tightly axle type part in the locating hole, realizes the firm location of axle type part, prevents that axle type part from producing and rotates, and then makes axle type part flat grinding in-process be difficult to produce the dislocation, guarantees that the flat grinding effect is unified.
Optionally, the inner diameter of the positioning hole is larger than the outer diameter of the shaft part, a positioning sleeve is arranged on the outer wall of the shaft part, and the positioning sleeve is sleeved in a gap between the outer wall of the shaft part and the inner wall of the positioning hole.
Optionally, the positioning sleeve is a plurality of groups arranged on two sides of the positioning groove.
Optionally, the positioning seats are arranged in parallel in multiple groups between the upper beam and the bottom plate, and the pressing plate is connected with the pushing device through a connecting rod.
Optionally, an eccentric positioning block is arranged on the bottom plate, and one end of the shaft part, which extends out of the positioning hole, is clamped on the corresponding positioning seat.
Drawings
Fig. 1 is a front view of a flat grinding fixture for shaft parts according to an embodiment of the present invention;
FIG. 2 is a top view of FIG. 1;
fig. 3 is a schematic view of a use state of the flat grinding fixture for shaft parts according to an embodiment of the present invention;
fig. 4 is a schematic view of the positioning seat in fig. 3.
Wherein: 10. the shaft type part comprises a base plate, 11 eccentric positioning blocks, 20 upper beams, 21 connecting rods, 22 pressing plates, 23 pushing devices, 30 positioning seats, 31 positioning holes, 32 positioning grooves, 34 positioning sleeves and 40 shaft type parts.
Detailed Description
The invention will be described in further detail with reference to the following drawings and detailed description:
as shown in fig. 1-3, the utility model discloses a flat grinding clamp for shaft parts, which comprises a bottom plate 10, and a positioning seat 30, an upper beam 20 and a pressing plate 22 which are arranged on the bottom plate 10; a positioning hole 31 is formed in the positioning seat 30, and the shaft part 40 is arranged in the positioning hole 31; the upper beam 20 is arranged on one side of the positioning seat 30 far away from the bottom plate 10, one side of the positioning seat 30 facing the upper beam 20 is provided with a positioning groove 32, and the positioning groove 32 is communicated with the positioning hole 31; the pressing plate 22 is disposed on one side of the upper beam 20 facing the positioning seat 30, a pushing device 23 is disposed on the upper beam 20, and the pushing device 23 is configured to push the pressing plate 22 to move toward the positioning groove 32, so that the pressing plate 22 is pressed on the outer wall of the shaft component 40.
The pressing plate 22 corresponds to the positioning slot 32, so that when the pushing device 23 is started, the pressing plate 22 can be pushed to move toward or away from the positioning slot 32, and when the pressing plate 22 is pressed into the positioning slot 32, one end surface of the pressing plate 22 away from the pushing device 23 is attached to the surface of the shaft part 40, so as to generate a radial force on the shaft part 40.
The axis of the positioning hole 31 is parallel to the axis of the shaft part 40, the shaft part 40 is embedded into the positioning hole 31, at this time, the pushing device 23 is started, the pressing plate 22 is pushed to move towards the positioning groove 32 until one end of the pressing plate 22, which is far away from the pushing device 23, abuts against the surface of the shaft part 40, and at this time, the pressing plate 22 generates a radial force on the shaft part 40, so that the shaft part 40 cannot rotate relatively, and the shaft part 40 is fixed.
As shown in fig. 4, the positioning groove 32 may be disposed in the middle of the positioning hole 31, and the position of the positioning groove 32 may also be designed and adjusted according to the specific size of the shaft-like part 40, so that the shaft-like part 40 can maintain a stable state on the positioning seat 30.
The pushing device 23 may be a cylinder for realizing the directional movement of the pressing plate 22.
During installation, other supporting structures may be disposed on the bottom plate 10, and the supporting structures are disposed outside the positioning seat 30 and used for supporting the shaft part 40, in this embodiment, optionally, an eccentric positioning block 11 is disposed on the bottom plate 10, and one end of the shaft part 40, which extends out of the positioning hole 31, is clamped to the corresponding positioning seat 30. The eccentric locating block 11 can be provided with a V-shaped groove, and the shaft part 40 is clamped in the V-shaped groove to prevent the shaft part 40 and the locating hole 31 from being staggered.
The utility model discloses a locating hole 31 that sets up on positioning seat 30 tentatively fixes a position to axle type part 40, when compressing tightly clamp plate 22 on axle type part 40 through thrust unit 23, can compress tightly axle type part 40 in locating hole 31, realizes the firm location of axle type part 40, prevents that axle type part 40 from producing the rotation, and then makes axle type part 40 flat grinding in-process be difficult to produce the dislocation, guarantees that the flat grinding effect is unified.
The utility model discloses optionally, positioning seat 30 is located for the parallel the upper beam 20 with multiunit between the bottom plate 10, clamp plate 22 through connecting rod 21 with thrust unit 23 is connected. The two positioning seats 30 can be a group, the pressing plate 22 is respectively arranged on each group of positioning seats 30, the pressing plate 22 is simultaneously pressed on the shaft parts 40 on the two adjacent positioning seats 30, so that the two shaft parts 40 are synchronously positioned, meanwhile, the stress on the adjacent shaft parts 40 is uniform, and the problem of positioning failure of the individual shaft parts 40 is avoided.
The utility model discloses optionally, the internal diameter of locating hole 31 is greater than the external diameter of axle type part 40, be equipped with position sleeve 34 on the outer wall of axle type part 40, 34 covers of position sleeve are located axle type part 40 outer wall with in the gap between the locating hole 31 inner wall. The positioning sleeve 34 fixes the shaft part 40 inside the positioning hole 31, so that the shaft part 40 is kept stable, the shaft part 40 is coaxial with the positioning hole 31, and the precision of flat grinding is further improved.
Further optionally, the positioning sleeves 34 are multiple sets disposed on two sides of the positioning groove 32, the multiple sets of positioning sleeves 34 are disposed on two sides of the positioning groove 32 respectively, and the shaft part 40 is positioned from multiple positions, so that the shaft part 40 can be kept in a stable state, and meanwhile, the problem of flat grinding errors caused by inclination of the shaft part 40 is avoided.
The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.
Claims (5)
1. The utility model provides an axle type part plane flat grinding anchor clamps which characterized in that: comprises a bottom plate, and a positioning seat, an upper beam and a pressing plate which are arranged on the bottom plate;
the positioning seat is provided with a positioning hole, and the shaft part is arranged in the positioning hole;
the upper beam is arranged on one side, away from the bottom plate, of the positioning seat, and a positioning groove is formed in one side, facing the upper beam, of the positioning seat and communicated with the positioning hole;
the pressing plate is arranged on one side, facing the positioning seat, of the upper beam, and the pushing device is arranged on the upper beam and used for pushing the pressing plate to move towards the positioning groove, so that the pressing plate is pressed on the outer wall of the shaft part.
2. The shaft part plane flat grinding clamp as claimed in claim 1, wherein the inner diameter of the positioning hole is larger than the outer diameter of the shaft part, the outer wall of the shaft part is provided with a positioning sleeve, and the positioning sleeve is sleeved in a gap between the outer wall of the shaft part and the inner wall of the positioning hole.
3. The flat grinding jig for the shaft parts as claimed in claim 2, wherein the positioning sleeves are provided at two sides of the positioning groove.
4. The flat grinding jig for shaft parts according to claim 1, wherein the positioning seats are a plurality of sets arranged in parallel between the upper beam and the bottom plate, and the pressing plate is connected to the pushing device through a connecting rod.
5. The shaft-like part plane flat grinding clamp of claim 1, wherein the bottom plate is provided with an eccentric positioning block, and one end of the shaft-like part extending out of the positioning hole is clamped with the corresponding positioning seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921337925.XU CN210879206U (en) | 2019-08-16 | 2019-08-16 | Flat grinding clamp for plane of shaft part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921337925.XU CN210879206U (en) | 2019-08-16 | 2019-08-16 | Flat grinding clamp for plane of shaft part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210879206U true CN210879206U (en) | 2020-06-30 |
Family
ID=71319925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921337925.XU Active CN210879206U (en) | 2019-08-16 | 2019-08-16 | Flat grinding clamp for plane of shaft part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210879206U (en) |
-
2019
- 2019-08-16 CN CN201921337925.XU patent/CN210879206U/en active Active
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