CN210703682U - Turbine eccentric part centering device - Google Patents
Turbine eccentric part centering device Download PDFInfo
- Publication number
- CN210703682U CN210703682U CN201921239608.4U CN201921239608U CN210703682U CN 210703682 U CN210703682 U CN 210703682U CN 201921239608 U CN201921239608 U CN 201921239608U CN 210703682 U CN210703682 U CN 210703682U
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- caliper
- movable seat
- clamping jaw
- scale
- jaw base
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Abstract
The utility model discloses a device is made a center to eccentric spare part of turbine belongs to the machining field. A turbine eccentric part centering device comprises a clamping jaw base, a screw rod, a caliper movable seat and calipers; the lead screw is arranged in a clamping groove in the clamping jaw base, the caliper movable seat is arranged on the lead screw and used for adjusting the position of the caliper movable seat, the caliper is arranged on the caliper movable seat, a scale center line is arranged on the clamping jaw base, a datum line is arranged on the side face of the caliper movable seat, a scale line is arranged on the side face of the caliper, the datum line and the scale line are located on the same side face, and the scale center line is close to the datum line. The utility model discloses the accessible is adjusted calliper scale position and is realized quick location and look for in, has shortened the time of looking for in the clamping in-process, has improved clamping efficiency.
Description
Technical Field
The utility model relates to the field of machining, specifically speaking relates to a device is made a change to turbine eccentric parts.
Background
The large-scale vertical lathe has the advantages that workpieces such as the rotary partition plate and the partition plate sleeve with large outer diameters and low heights can be machined only by the vertical lathe, and an operator needs to manually find the center of the workpiece because a workbench of the large-scale vertical lathe does not have a thimble like a horizontal lathe. For a half-ring-like workpiece, there are two cases: one is that the median plane has a positive machining allowance to be milled in the subsequent working procedure; one is a design negative margin left for some design purpose. In any of the above-mentioned margins, the workpiece is difficult to find in the Y direction due to the lack of the reference plane for finding (as shown in fig. 1(a) and 1 (b)), so that it is necessary to find a tool for finding in which the margin is compensated by precise scale adjustment to align the workpiece when the size of the margin is known.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a take vertical lathe work piece of scale frock of looking for, the accessible is adjusted calliper scale position and is realized quick location and look for in, has shortened the time of looking for of clamping in-process, has improved clamping efficiency.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a turbine eccentric part centering device comprises a clamping jaw base, a screw rod, a caliper movable seat and calipers; the lead screw is arranged in a clamping groove in the clamping jaw base, the caliper movable seat is arranged on the lead screw and used for adjusting the position of the caliper movable seat, the caliper is arranged on the caliper movable seat, a scale center line is arranged on the clamping jaw base, a datum line is arranged on the side face of the caliper movable seat, a scale line is arranged on the side face of the caliper, the datum line and the scale line are located on the same side face, and the scale center line is close to the datum line.
According to the further technical scheme, bolt grooves are formed in two sides of the clamping jaw base, and bolts penetrate through the bolt grooves and are connected with T-shaped blocks located in the T-shaped grooves of the vertical lathe workbench. The T-shaped block can freely move in the T-shaped groove, and when the T-shaped block needs to be fixed, the T-shaped block is taken as an electromagnet and is fastened with an electric device, namely an electromagnet adsorption device, in a machine tool system through electrification and adsorption.
According to the further technical scheme, the distance between the left side surface and the right side surface of the clamping jaw base and the wall surface of the adjacent T-shaped groove is the same before the bolts of the clamping jaw base are tightened.
According to the further technical scheme, when the calipers are installed, the reference scale lines of the calipers and the reference lines of the movable calipers are aligned and then fastened, and the calipers and the movable calipers are fastened with each other by screwing the bolts.
According to the further technical scheme, the scale center line is arranged at the top of the clamping jaw base and used for indicating the reference line.
According to a further technical scheme, the calipers are provided with right-angle bayonets which are clamped with ports of workpieces.
Advantageous effects
Compared with the prior art, the utility model has the advantages of it is as follows showing:
1. the utility model discloses the class semi-ring work piece that can accomplish the Y direction fast is looked for well work, is looked for well with ordinary marking off and is compared with the percentage table and save the time with looking for well method, has reduced intensity of labour to can adapt to the machining allowance of different radius work pieces, application scope is wide.
2. The utility model discloses the function of collection measuring instrument and anchor clamps is as an organic whole, looks for and can press from both sides tightly rapidly after accomplishing and process, need not change the frock, has avoided the installation error that the change process brought, has guaranteed the machining precision of work piece.
Drawings
FIG. 1(a) is a schematic diagram of a positive margin;
FIG. 1(b) is a schematic view of negative margin;
FIG. 2 is a schematic structural view of the present invention;
FIG. 3 is a schematic view of the installation of a bolt and a T-block;
FIG. 4 is a schematic view of the present invention installed on a vertical lathe workbench;
FIG. 5 is a schematic view of datum line alignment;
FIG. 6(a) is a schematic clamping diagram of turning an outer circle;
FIG. 6(b) is a schematic clamping diagram of turning an outer circle;
the labels in the figure are: 1. a clamping jaw base, 2, a screw rod, 3, a caliper movable seat, 4, calipers, 5, a clamping groove, 6, a scale center line, 7, a datum line,
8. the device comprises a reference scale mark, 9. a bolt groove, 10. a bolt, 11. a T-shaped groove, 12. a T-shaped block, 13. a bayonet, 14. a vertical lathe workbench and 15. a workpiece.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Examples
As shown in fig. 2-5, a turbine eccentric part centering device comprises a clamping jaw base 1, a screw rod 2, a caliper movable seat 3 and a caliper 4; the lead screw 2 is arranged in a clamping groove 5 on the clamping jaw base 1, the caliper movable seat 3 is arranged on the lead screw 2, the position of the caliper movable seat 3 is adjusted through the lead screw 2, the caliper 4 is arranged on the caliper movable seat 3, a scale center line 6 is arranged on the clamping jaw base 1, a datum line 7 is arranged on the side face of the caliper movable seat 3, a scale mark 8 is arranged on the side face of the caliper 4, the datum line 7 and the scale mark 8 are located on the same side face, and the scale center line 6 is close to the datum line 7.
When the caliper 4 is installed, the reference scale line 8 of the caliper 4 is aligned with the reference line 7 of the caliper movable seat 3 and then fastened, and the caliper 4 and the caliper movable seat are fastened with each other by screwing the bolt. The scale center line 6 is arranged at the top of the clamping jaw base 1 and used for indicating a reference line 7.
The calipers 4 are provided with right-angle bayonets 13 which are clamped with ports of workpieces 15.
The working process of the utility model is as follows:
the clamping jaw base is arranged on a vertical lathe workbench and is fixedly connected with a T-shaped block through a bolt, the T-shaped block is used as an electromagnet and is electrified and adsorbed in a T-shaped groove of the workbench to achieve the purpose of fastening, and the distance from the left side surface and the right side surface of the base to the wall surface of the adjacent T-shaped groove is ensured to be the same before the bolt of the clamping jaw base is tightened so as to ensure that the scale central line of the clamping jaw base passes through the center of the vertical lathe workbench; when the calipers are installed, the reference scale lines of the calipers are required to be aligned with the reference lines of the movable calipers, and then the bolts are screwed down to enable the calipers and the movable calipers to be fastened mutually. According to the positive and negative margins of different workpieces, the lead screw is rotated to adjust the scales of the movable caliper seat to a margin value to finish alignment in the Y direction, then equal-height blocks are padded and the workpieces are installed, the positions of the clamping jaw bases are adjusted to finish alignment in the X direction, and then the workpieces are firmly pressed to prepare the next turning process.
The utility model discloses a calliper's installation direction also can be adjusted in a flexible way, is applicable to two kinds of different conditions of turning inner and outer circle. When turning the inner circle, the caliper mounting direction is as shown in fig. 6 (a); when the excircle is turned, the bolt on the caliper is loosened, the directions of the base and the caliper are exchanged, and the inner circle is clamped, so that the excircle of the workpiece can be turned, as shown in fig. 6 (b).
Claims (6)
1. A turbine eccentric parts centering device which characterized in that: comprises a clamping jaw base, a screw rod, a caliper movable seat and calipers; the lead screw is arranged in a clamping groove in the clamping jaw base, the caliper movable seat is arranged on the lead screw and used for adjusting the position of the caliper movable seat, the caliper is arranged on the caliper movable seat, a scale center line is arranged on the clamping jaw base, a datum line is arranged on the side face of the caliper movable seat, a scale line is arranged on the side face of the caliper, the datum line and the scale line are located on the same side face, and the scale center line is close to the datum line.
2. The turbine eccentric component centering device according to claim 1, wherein: and bolt grooves are formed in two sides of the clamping jaw base, and bolts penetrate through the bolt grooves and are connected with T-shaped blocks in the T-shaped grooves of the vertical lathe workbench.
3. The turbine eccentric component centering device according to claim 2, wherein: and before the bolts of the clamping jaw base are tightened, the distance between the left side surface and the right side surface of the clamping jaw base and the wall surface of the adjacent T-shaped groove is the same.
4. The turbine eccentric component centering device according to claim 1, wherein: when the calipers are installed, the reference scale lines of the calipers are aligned with the reference lines of the caliper movable seat and then fastened.
5. The turbine eccentric component centering device according to claim 1, wherein: the scale center line is arranged at the top of the clamping jaw base and used for indicating a reference line.
6. The turbine eccentric component centering device according to claim 1, wherein: the calipers are provided with right-angle bayonets which are clamped with the ports of the workpieces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921239608.4U CN210703682U (en) | 2019-08-02 | 2019-08-02 | Turbine eccentric part centering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921239608.4U CN210703682U (en) | 2019-08-02 | 2019-08-02 | Turbine eccentric part centering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210703682U true CN210703682U (en) | 2020-06-09 |
Family
ID=70956617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921239608.4U Active CN210703682U (en) | 2019-08-02 | 2019-08-02 | Turbine eccentric part centering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210703682U (en) |
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2019
- 2019-08-02 CN CN201921239608.4U patent/CN210703682U/en active Active
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