CN220680343U - Hydraulic generator guide bearing bush key measurement device that polishes - Google Patents
Hydraulic generator guide bearing bush key measurement device that polishes Download PDFInfo
- Publication number
- CN220680343U CN220680343U CN202322361954.2U CN202322361954U CN220680343U CN 220680343 U CN220680343 U CN 220680343U CN 202322361954 U CN202322361954 U CN 202322361954U CN 220680343 U CN220680343 U CN 220680343U
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- support
- guide block
- motor
- hydraulic generator
- measurement device
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- 238000005259 measurement Methods 0.000 title claims abstract description 20
- 238000005498 polishing Methods 0.000 claims abstract description 41
- 238000009434 installation Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims 1
- 125000006850 spacer group Chemical group 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
The utility model provides a hydraulic generator guide bearing bush key measurement device that polishes, includes the benchmark platform, two guide rails are installed to benchmark platform upside interval and parallel, two all gliding first slider and the second slider of installing on the guide rail, install respectively on two first sliders at the both ends of first bracing piece, install respectively on two second sliders at the both ends of second bracing piece, install the motor on the first bracing piece, the output shaft of motor stretches out downwards and perpendicular to benchmark platform upside, and the output shaft tip of motor is used for installing the polishing piece, installs the support on the second bracing piece, installs the percentage table on the support. Through the structure, the tile key is polished and measured rapidly, and polished and measured for many times until the polishing amount meets the requirement, and the tile key is polished uniformly and has high precision.
Description
Technical Field
The utility model relates to the technical field of maintenance of hydraulic generators, in particular to hydraulic generator guide bearing bush key polishing measurement equipment.
Background
After the hydraulic turbine unit is overhauled, the guide bearing bush key is reprocessed according to the center after the unit is overhauled, and the bush key is polished on site according to the gap measured after actual installation after machine tool processing due to the limitation of measurement means and processing precision so as to meet the installation standard. The polishing amount is determined according to the difference value between the actual measurement gap and the standard gap of the tile key trial assembly, and a maintainer polishes the tile key by virtue of polishing experience. Because no effective measuring means is available, the polishing amount of the entire plane of the tile key cannot be measured, the actual gap is required to be measured by trial assembly after polishing, and polishing treatment is performed when the actual gap is not satisfied. The method is easy to cause the situation that polishing amount is insufficient, repeated trial assembly is needed for many times, polishing is uneven, and even polishing amount is exceeded, so that tile keys are scrapped.
Disclosure of Invention
The utility model aims to solve the technical problems that: the problem that exists among the above-mentioned background art is solved, provides a hydraulic generator guide bearing tile key measurement equipment that polishes, polishes the tile key through the translatable piece of polishing of benchmark platform upside, before polishing back, polishes the measurement of volume through the dial indicator of benchmark platform upside, and the tile key polishes evenly, and the precision is high.
In order to achieve the technical characteristics, the aim of the utility model is realized in the following way: the utility model provides a hydraulic generator guide bearing bush key measurement device that polishes, includes the benchmark platform, two guide rails are installed to benchmark platform upside interval and parallel, two all gliding first slider and the second slider of installing on the guide rail, install respectively on two first sliders at the both ends of first bracing piece, install respectively on two second sliders at the both ends of second bracing piece, install the motor on the first bracing piece, the output shaft of motor stretches out downwards and perpendicular to benchmark platform upside, and the output shaft tip of motor is used for installing the polishing piece, installs the support on the second bracing piece, installs the percentage table on the support.
And a cushion rod is arranged on the reference platform, and a guide rail is arranged on the cushion rod.
The connecting plates are respectively arranged on the first sliding block and the second sliding block, two connecting pieces are arranged on the connecting plates, and two ends of the first supporting rod and the second supporting rod are respectively arranged between the two connecting pieces on the connecting plates.
The first support rod is provided with an adjusting device, and the motor is arranged on the adjusting device; the adjusting device comprises a fixed guide block and a movable guide block, one side of the fixed guide block is connected with the first supporting rod in a mounting way, the other side of the fixed guide block is provided with a longitudinal dovetail guide groove, one side of the movable guide block is provided with a dovetail guide block, the other side of the movable guide block is provided with a mounting plate, the motor is mounted on the mounting plate, and the dovetail guide block is connected with the dovetail guide groove in a sliding fit way; the upper end of the fixed guide block is provided with a first lug plate, the lower end of the movable guide block is provided with a second lug plate, the screw rod is screwed with the first lug plate, the lower end of the screw rod is rotationally connected with the second lug plate through a limit bolt, the upper end of the screw rod is provided with a hand wheel, and the screw rod is provided with a lock nut on the upper side of the first lug plate.
The support is L type, and support one end is equipped with the slot hole, and the other end is equipped with the clamp mouth, and the support passes through slot hole and second bracing piece bolted connection, and the dial indicator passes through clamp mouth and support mounting connection.
And two limiting blocks are also arranged on the reference platform.
The four corners of the lower side of the reference platform are respectively provided with supporting legs.
The utility model has the following beneficial effects:
1. the second support rod slides on the guide rail through two second sliding blocks, the dial indicator moves along with the second support rod, the second support rod is moved firstly, and reference measurement is carried out on the bulges on the tile keys through the dial indicator. The first support rod slides on the guide rail through two first sliding blocks, the motor moves horizontally along with the first support rod, the motor drives the polishing sheet to rotate, the tile key is placed on the reference platform, and the polishing sheet is used for polishing protrusions on the tile key by pushing the first support rod. After polishing, the first support rod is moved to one side, the second support rod is moved to the upper part of the tile key, and the polishing amount of the protrusions on the tile key is measured through the dial indicator. And polishing and measuring for multiple times until the polishing amount meets the requirement. The tile key is polished uniformly and the precision is high.
2. The first supporting rod is provided with an adjusting device, the motor is arranged on the adjusting device, and the height of the polishing sheet and the feeding amount during polishing can be conveniently adjusted.
3. Two limiting blocks are further arranged on the reference platform, and the positions of tile keys can be limited during polishing.
Drawings
Fig. 1 is a schematic perspective view of the present utility model.
Fig. 2 is a schematic structural diagram of an adjusting device of the present utility model.
FIG. 3 is a schematic view of the present utility model in use.
In the figure: the device comprises a reference platform 1, a cushion rod 11, a guide rail 12, a first sliding block 13, a connecting plate 14, a connecting piece 15, a second sliding block 16, a limiting block 17, a supporting leg 18, a first supporting rod 2, an adjusting device 3, a fixed guide block 31, a dovetail guide groove 311, a first lug plate 32, a movable guide block 33, a dovetail guide block 331, a mounting plate 34, a second lug plate 35, a screw rod 36, a limiting bolt 37, a hand wheel 38, a locking nut 39, a motor 4, a polishing piece 5, a second supporting rod 6, a support 7, a long hole 71, a clamping opening 72, a dial indicator 8 and a tile key 9.
Detailed Description
Embodiments of the present utility model will be further described with reference to the accompanying drawings.
Referring to fig. 1-3, a hydraulic generator guide bearing bush key polishing measurement device comprises a reference platform 1, two guide rails 12 are installed on the upper side of the reference platform 1 at intervals in parallel, a first sliding block 13 and a second sliding block 16 are installed on the two guide rails 12 in a sliding mode, two ends of a first supporting rod 2 are respectively installed on the two first sliding blocks 13, two ends of a second supporting rod 6 are respectively installed on the two second sliding blocks 16, a motor 4 is installed on the first supporting rod 2, an output shaft of the motor 4 extends downwards and is perpendicular to the upper side face of the reference platform 1, an output shaft end portion of the motor 4 is used for installing polishing sheets 5, a bracket 7 is installed on the second supporting rod 6, and a dial indicator 8 is installed on the bracket 7.
The second supporting rod 6 slides on the guide rail 12 through two second sliding blocks 16, the dial indicator 8 moves along with the second supporting rod 6, the second supporting rod 6 is moved first, and the reference measurement is carried out on the protrusions on the tile keys 9 through the dial indicator 8.
The first supporting rod 2 slides on the guide rail 12 through the two first sliding blocks 13, the motor 4 moves horizontally along with the first supporting rod 2, the motor 4 drives the polishing sheet 5 to rotate, the tile key 9 is placed on the reference platform 1, and the polishing sheet 5 polishes the protrusions on the tile key 9 by pushing the first supporting rod 2.
After polishing, the first support bar 2 is moved to one side, the second support bar 6 is moved to above the tile key 9, and the polishing amount of the protrusions on the tile key 9 is measured by the dial indicator 8.
Specifically, the polishing sheet 5 is a grinding wheel or a hundred-wheel grinding sheet.
Through the structure, the tile key is polished and measured rapidly, and polished and measured for many times until the polishing amount meets the requirement, and the tile key is polished uniformly and has high precision.
Referring to fig. 1, a spacer 11 is mounted on the reference platform 1, and a rail 12 is mounted on the spacer 11. The cushion bars 1 are arranged on the reference platform 1, and the cushion bars serve as two functions, namely, the structural strength of the reference platform 1 is enhanced, and the height of the guide rail 12 is raised. Specifically, the cushion rod 11 is made of an aluminum profile.
In order to facilitate the installation of the first support bar 2 and the second support bar 6, referring to fig. 1, a connection plate 14 is installed on the first slider 13 and the second slider 16, respectively, two connection members 15 are installed on the connection plate 14, and both ends of the first support bar 2 and the second support bar 6 are installed between the two connection members 15 on the connection plate 14, respectively. Through the above structure, the stability of the installation of the first support bar 2 and the second support bar 6 is ensured. Specifically, the connecting plate 14 is connected with the slider through countersunk bolts, the connecting piece 15 is connected with the connecting plate 14 through bolts, and the connecting piece 15 is connected with the first support rod 2 and the second support rod 6 through bolts respectively.
In order to facilitate the adjustment of the height of the sanding sheet 5 and the amount of feed during sanding, see fig. 1, 2, the first support bar 2 is provided with an adjustment device 3, and the motor 4 is mounted on the adjustment device 3. Specifically, the adjusting device 3 includes a fixed guide block 31 and a movable guide block 33, one side of the fixed guide block 31 is connected with the first support rod 2 in a mounting way, the other side of the fixed guide block is provided with a longitudinal dovetail guide groove 311, one side of the movable guide block 33 is provided with a dovetail guide block 331, the other side of the movable guide block 33 is provided with a mounting plate 34, the motor 4 is mounted on the mounting plate 34, and the dovetail guide block 331 is connected with the dovetail guide groove 311 in a sliding fit way; the upper end of the fixed guide block 31 is provided with a first lug plate 32, the lower end of the movable guide block 33 is provided with a second lug plate 35, a screw rod 36 is screwed with the first lug plate 32, the lower end of the screw rod 36 is rotationally connected with the second lug plate 35 through a limit bolt 37, the upper end of the screw rod 36 is provided with a hand wheel 38, and the screw rod 36 is provided with a lock nut 39 on the upper side of the first lug plate 32. Specifically, the dovetail guide slot and the dovetail guide block are prior art. The hand wheel 38 is rotated, the screw rod 36 is rotated, and the screw rod 36 is connected with the first lug plate 32 through bolts, so that the screw rod 36 moves up and down when the screw rod 36 is rotated, and the second lug plate 35 is lifted and pushed down, so that the movable guide block 33 is driven to move up and down. In the preferred scheme, the second lug plate 35 is provided with a hole, the limit bolt 37 passes through the hole on the second lug plate 35 and is screwed and fixed with the internal thread hole at the lower end of the screw rod 36, a gap (the length of the limit bolt 37 is larger than the depth of the internal thread hole at the lower end of the screw rod 36) is reserved between the limit bolt 37 and the lower end of the screw rod 36, and the gap is slightly larger than the thickness of the second lug plate 35, so that the limit bolt 37 and the screw rod 36 are screwed and fixed, and the limit bolt 37 can rotate in the hole on the second lug plate 35.
Specifically 1, referring to fig. 1, the bracket 7 is L-shaped, one end of the bracket 7 is provided with a long hole 71, the other end is provided with a clamping opening 72, the bracket 7 is in bolt connection with the second support rod 6 through the long hole 71, and the dial indicator 8 is in mounting connection with the bracket 7 through the clamping opening 72. Simple structure, simple to operate. The mounting height of the bracket 7 is convenient to adjust through the long hole 71, so that the dial indicator 8 can adapt to the height of the tile key 9.
In order to limit the position of the tile key 9 during polishing, two limiting blocks 17 are further arranged on the reference platform 1, and the limiting blocks 17 are arranged on the reference platform 1 through bolts.
Referring to fig. 1, legs 18 are respectively installed at four corners of the lower side of the reference platform 1 to increase the height of the reference platform 1 for convenient operation.
The working principle of the utility model is as follows:
the second support bar 6 is moved first, reference measurement is performed on the protrusions on the tile key 9 by the dial indicator 8, and then the second support bar 6 is moved to one side.
The height position of the motor 4 is adjusted, the motor 4 is started, the polishing sheet 5 rotates to push the first support rod 2, and the polishing sheet 5 polishes the bulges on the tile keys 9.
After polishing, the first support bar 2 is moved to one side, the second support bar 6 is moved to above the tile key 9, and the polishing amount of the protrusions on the tile key 9 is measured by the dial indicator 8. And polishing and measuring for multiple times until the polishing amount meets the requirement.
Claims (7)
1. The utility model provides a hydraulic generator guide bearing bush key measurement equipment that polishes which characterized in that: including benchmark platform (1), two guide rails (12) are installed to benchmark platform (1) upside interval and parallel, two all gliding install first slider (13) and second slider (16) on guide rail (12), install respectively on two first sliders (13) at the both ends of first bracing piece (2), install respectively on two second sliders (16) at the both ends of second bracing piece (6), install motor (4) on first bracing piece (2), the output shaft of motor (4) stretches out downwards and perpendicular to benchmark platform (1) upside, and the output shaft tip of motor (4) is used for installing polishing piece (5), installs support (7) on second bracing piece (6), installs percentage table (8) on support (7).
2. The hydraulic generator guide bearing shoe key grinding measurement device of claim 1, wherein: the reference platform (1) is provided with a cushion rod (11), and the guide rail (12) is arranged on the cushion rod (11).
3. The hydraulic generator guide bearing shoe key grinding measurement device of claim 1, wherein: the connecting plates (14) are respectively arranged on the first sliding block (13) and the second sliding block (16), two connecting pieces (15) are arranged on the connecting plates (14), and two ends of the first supporting rod (2) and the second supporting rod (6) are respectively arranged between the two connecting pieces (15) on the connecting plates (14).
4. The hydraulic generator guide bearing shoe key grinding measurement device of claim 1, wherein: an adjusting device (3) is arranged on the first supporting rod (2), and a motor (4) is arranged on the adjusting device (3); the adjusting device (3) comprises a fixed guide block (31) and a movable guide block (33), one side of the fixed guide block (31) is connected with the first supporting rod (2) in a mounting way, a longitudinal dovetail guide groove (311) is formed in the other side of the fixed guide block, a dovetail guide block (331) is formed in one side of the movable guide block (33), a mounting plate (34) is arranged on the other side of the movable guide block (33), the motor (4) is mounted on the mounting plate (34), and the dovetail guide block (331) is connected with the dovetail guide groove (311) in a sliding fit way; the upper end of fixed guide block (31) is installed first otic placode (32), and second otic placode (35) are installed to the lower extreme of activity guide block (33), and lead screw (36) are screwed with first otic placode (32), and the lower extreme of lead screw (36) is rotated with second otic placode (35) through stop bolt (37) and is connected, and hand wheel (38) are installed to the upper end of lead screw (36), installs lock nut (39) in the upside that is located first otic placode (32) on lead screw (36).
5. The hydraulic generator guide bearing shoe key grinding measurement device of claim 1, wherein: the support (7) is L-shaped, one end of the support (7) is provided with a long hole (71), the other end of the support (7) is provided with a clamping opening (72), the support (7) is connected with the second support rod (6) through the long hole (71) in a bolt manner, and the dial indicator (8) is connected with the support (7) in an installation manner through the clamping opening (72).
6. The hydraulic generator guide bearing shoe key grinding measurement device of claim 1, wherein: two limiting blocks (17) are further arranged on the reference platform (1).
7. The hydraulic generator guide bearing shoe key grinding measurement device of claim 1, wherein: the four corners of the lower side of the reference platform (1) are respectively provided with a supporting leg (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322361954.2U CN220680343U (en) | 2023-08-31 | 2023-08-31 | Hydraulic generator guide bearing bush key measurement device that polishes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322361954.2U CN220680343U (en) | 2023-08-31 | 2023-08-31 | Hydraulic generator guide bearing bush key measurement device that polishes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220680343U true CN220680343U (en) | 2024-03-29 |
Family
ID=90372651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322361954.2U Active CN220680343U (en) | 2023-08-31 | 2023-08-31 | Hydraulic generator guide bearing bush key measurement device that polishes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220680343U (en) |
-
2023
- 2023-08-31 CN CN202322361954.2U patent/CN220680343U/en active Active
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