CN110281178B - Fixing device is used in maintenance of centrifugal compressor - Google Patents
Fixing device is used in maintenance of centrifugal compressor Download PDFInfo
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- CN110281178B CN110281178B CN201910706134.8A CN201910706134A CN110281178B CN 110281178 B CN110281178 B CN 110281178B CN 201910706134 A CN201910706134 A CN 201910706134A CN 110281178 B CN110281178 B CN 110281178B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B11/00—Work holders not covered by any preceding group in the subclass, e.g. magnetic work holders, vacuum work holders
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/08—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for attachment of work holders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/10—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting holders for tool or work
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to the field of maintenance and fixation, in particular to a fixing device for maintaining a centrifugal compressor, which comprises a movable base, a rotary driving mechanism, a fixing clamp, a clamp rotating mechanism, an anti-moving mechanism, a secondary hydraulic cylinder and a supporting arm, wherein the upper end of the movable base is fixedly provided with the rotary driving mechanism, the top of the rotary driving mechanism is fixedly provided with the secondary hydraulic cylinder, the output end of the secondary hydraulic cylinder is fixedly provided with a secondary hydraulic rod, the top of the secondary hydraulic rod is fixedly provided with the supporting arm, the supporting arm and the secondary hydraulic rod are arranged in an L-shaped structure, the bottom of one end of the supporting arm, which is far away from the secondary hydraulic rod, is fixedly provided with the fixing clamp through the clamp rotating mechanism, a primary clamping ring and a secondary clamping ring clamp are used for clamping and fixing the compressor, so that, the anti-moving mechanism avoids fixing errors caused by the deviation of the moving base when clamping is fixed, and improves the reliability of the fixing device.
Description
Technical Field
The invention relates to the field of maintenance and fixation, in particular to a fixing device for maintaining a centrifugal compressor.
Background
The centrifugal compressor is also called turbine compressor, mainly used for compressing gas, the pressure in the centrifugal compressor is improved by the rotation of the impeller and the diffusion of the diffuser, and the pressure can be divided into three categories according to the pressure of the exhaust gas: a centrifugal ventilator, wherein the wind pressure is in the range of 10-15kPa or less; a centrifugal blower with wind pressure in the range of 15-350 kPa; the centrifugal compressor is mainly composed of a rotor and a stator, the rotor comprises an impeller and a shaft, and the impeller is provided with blades, a balance disc and a part of shaft seal; the main body of the stator is a cylinder, and the stator also comprises a diffuser, a bend, a reflux device, an air inlet pipe, an exhaust pipe and other devices.
At present centrifugal compressor need dismantle equipment when the maintenance, change partial spare part, at the in-process of dismantling, the power during dismantlement is used for causing equipment to rock easily on equipment, increases the degree of difficulty of maintenance to and the part of dismantling on the centrifugal compressor leads to rather than the part of being connected to lack the support, has maintenance safety problem.
Disclosure of Invention
The invention provides a fixing device for maintaining a centrifugal compressor, aiming at the problems in the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides a centrifugal compressor is fixing device for maintenance, is including removing base, rotary driving mechanism, mounting fixture, anchor clamps rotary mechanism, anti-moving mechanism, second grade pneumatic cylinder and support arm, the upper end fixed mounting who removes the base has rotary driving mechanism, rotary driving mechanism's top fixed mounting has the second grade pneumatic cylinder, the output fixed mounting of second grade pneumatic cylinder has the second grade hydraulic stem, the top fixed mounting of second grade hydraulic stem has the support arm, be L type structure setting between support arm and the second grade hydraulic stem, the bottom that second grade hydraulic stem one end was kept away from to the support arm has mounting fixture through anchor clamps rotary mechanism fixed mounting, the bottom fixed mounting who removes the base has four to remove the wheel.
Specifically, the fixing clamp comprises a bearing frame, a side plate, a primary clamping ring, a secondary clamping ring, a rotating shaft, a locking screw and a rotating rod, the bottom of the bearing frame is fixedly provided with two side plates, the two side plates are both provided with threaded holes, the threaded holes of the two side plates are both provided with locking screw rods in a threaded manner, two locking screw rods are arranged, one ends of the two locking screw rods, which are close to each other, are respectively and rotatably installed with the primary clamping ring and the secondary clamping ring, the primary clamping ring and the secondary clamping ring are arranged in an axisymmetric manner, the primary clamping ring and the secondary clamping ring are rotatably arranged through a rotating shaft, and two the equal fixed mounting of one end that locking screw kept away from mutually has the dwang, the dwang is the setting of Z type structure, the top of bearing the frame is through anchor clamps rotary mechanism and support arm fixed mounting.
Specifically, anchor clamps rotary mechanism includes second grade motor, axis of rotation, conversion frame and universal driving shaft, the top fixed mounting that second grade hydraulic stem one end was kept away from to the support arm has the second grade motor, the output of second grade motor passes through the shaft coupling and is connected with rotation axis drive, the one end that the second grade motor was kept away from to the axis of rotation passes support arm and universal driving shaft fixed mounting, the bottom fixed mounting of support arm has the conversion frame, the universal driving shaft is T type structure setting, the one end that the axis of rotation was kept away from to the universal driving shaft passes the conversion frame and bears a frame fixed mounting.
Specifically, rotary driving mechanism includes revolving stage, master gear, follows gear and one-level motor, the depressed part has been seted up at the top of removal base, and the revolving stage is installed to the depressed part internal rotation, the bottom fixed mounting of revolving stage has the master gear, the removal base internal rotation of master gear one side is installed from the gear, the master gear with from the meshing installation between the gear, just the bottom from the gear is passed through the shaft coupling and is connected with the inside one-level motor output transmission of removal base, the top of revolving stage and the bottom fixed mounting of second grade pneumatic cylinder, revolving stage and depressed part all are circular structure setting.
Specifically, anti-moving mechanism includes recess, one-level pneumatic cylinder, vacuum chuck, vacuum tube, vacuum pump and one-level hydraulic stem, it is fluted to remove the centre of base bottom to set up, fixed mounting has the one-level pneumatic cylinder in the removal base at recess top, the output fixed mounting of one-level pneumatic cylinder has the one-level hydraulic stem, the vacuum chuck top fixed mounting in removal base and the recess is passed to the bottom of one-level hydraulic stem, vacuum chuck's top is passed through the vacuum tube and is connected with the input of vacuum pump, vacuum pump fixed mounting is on removing the base, just the height that highly is greater than vacuum chuck of recess.
Specifically, one-level grip ring and second grade grip ring all are the setting of semicircle loop configuration, just equal fixed mounting has the rubber pad on the both sides wall that one-level grip ring and second grade grip ring are close to mutually.
Specifically, one side of the supporting arm, which is far away from the clamp rotating mechanism, is fixedly provided with a balancing weight.
Specifically, recess and vacuum chuck are the circular structure setting, just the relative both sides fixed mounting in vacuum chuck upper end has the slider, set up the corresponding spout of slider on the recess inner wall, slider slidable mounting is in the spout.
The invention has the beneficial effects that:
(1) the fixing device for maintaining the centrifugal compressor is characterized in that the fixing clamp on the supporting arm is connected with the supporting arm through the clamp rotating mechanism, the rotating shaft is driven to rotate through the secondary motor to drive the linkage shaft on the conversion frame to rotate, so that the angle of the fixing clamp is adjusted in a rotating manner, the clamp is suitable for clamping and fixing the centrifugal compressor at different angles, the locking screws on the side plates are driven to rotate through the rotating shaft, so that the two locking screws are close to or far away from each other to move, the primary clamping ring and the secondary clamping ring are rotatably arranged through the rotating shaft, the primary clamping ring and the secondary clamping ring are driven by the two locking screws to rotate to clamp and fix the compressor, the phenomenon that the centrifugal compressor is shaken and supported due to disassembly during maintenance is avoided, the maintenance is more stable through the fixation, Convenient, fast and safe.
(2) The fixing device for maintaining the centrifugal compressor is characterized in that a rotary driving mechanism arranged on a movable base drives a secondary gear and a main gear meshed with the secondary gear to rotate through a primary motor, so that the rotary table, a secondary hydraulic cylinder, a secondary hydraulic rod, a supporting arm and a fixing clamp can rotate, the fixing clamp can be conveniently and accurately moved to the position above the compressor to be fixed, and an anti-moving mechanism arranged on the movable base is used.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of a fixture for maintaining a centrifugal compressor according to the present invention;
FIG. 2 is a schematic structural view of a fixing clamp of a fixing device for maintaining a centrifugal compressor according to the present invention;
FIG. 3 is a schematic structural view of an anti-moving mechanism of a fixing device for maintaining a centrifugal compressor according to the present invention;
FIG. 4 is a schematic structural view of a fixing device for maintaining a centrifugal compressor according to the present invention at the position A;
fig. 5 is a schematic structural diagram of a primary retainer ring and a secondary retainer ring of a fixing device for maintaining a centrifugal compressor according to the present invention.
In the figure: 1. moving the base; 2. a rotation driving mechanism; 21. a rotating table; 22. a main gear; 23. a slave gear; 24. a first-stage motor; 3. fixing the clamp; 31. a carrier; 32. a side plate; 33. a primary clamping ring; 34. a secondary clamping ring; 35. a rotating shaft; 36. locking the screw rod; 37. rotating the rod; 4. a clamp rotating mechanism; 41. a secondary motor; 42. a rotating shaft; 43. a conversion frame; 44. a linkage shaft; 5. an anti-movement mechanism; 51. a groove; 52. a first-stage hydraulic cylinder; 53. a vacuum chuck; 54. a vacuum tube; 55. a vacuum pump; 56. a primary hydraulic rod; 6. a moving wheel; 7. a secondary hydraulic cylinder; 8. a secondary hydraulic rod; 9. a support arm; 91. a balancing weight; 10. and (7) a rubber pad.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-5, the fixing device for maintaining a centrifugal compressor according to the present invention comprises a movable base 1, a rotary driving mechanism 2, a fixed clamp 3, a clamp rotating mechanism 4, an anti-moving mechanism 5, a secondary hydraulic cylinder 7 and a supporting arm 9, the upper end of the movable base 1 is fixedly provided with a rotary driving mechanism 2, the top of the rotary driving mechanism 2 is fixedly provided with a secondary hydraulic cylinder 7, a secondary hydraulic rod 8 is fixedly arranged at the output end of the secondary hydraulic cylinder 7, a supporting arm 9 is fixedly arranged at the top of the secondary hydraulic rod 8, be L type structure setting between support arm 9 and the second grade hydraulic stem 8, there is mounting fixture 3 bottom through 4 fixed mounting of anchor clamps rotary mechanism in the bottom that 8 one ends of second grade hydraulic stem were kept away from to support arm 9, the bottom fixed mounting who removes base 1 has four to remove wheel 6.
Specifically, the fixing clamp 3 comprises a bearing frame 31, a side plate 32, a first-level clamping ring 33, a second-level clamping ring 34, a rotating shaft 35, a locking screw rod 36 and a rotating rod 37, the bottom of the bearing frame 31 is fixedly provided with the side plate 32, the side plate 32 is provided with two, two threaded holes are formed in the side plate 32, two locking screw rods 36 are arranged in the threaded holes of the side plate 32 in a threaded manner, the locking screw rods 36 are arranged in two, two ends, close to the locking screw rods 36, of the first-level clamping ring 33 and the second-level clamping ring 34 respectively and rotatably arranged in a manner, the first-level clamping ring 33 and the second-level clamping ring 34 are axially symmetrically arranged, the first-level clamping ring 33 and the second-level clamping ring 34 are rotatably arranged through the rotating shaft 35, two ends, far, the top of the bearing frame 31 is fixedly installed with the supporting arm 9 through the fixture rotating mechanism 4, the first-level clamping ring 33 and the second-level clamping ring 34 rotate under the driving of the two locking screw rods 36 to clamp and fix the compressor, the equipment shaking caused by the disassembly during the maintenance of the centrifugal compressor is avoided, and the maintenance is more stable, convenient and quick through the fixation.
Specifically, anchor clamps rotary mechanism 4 includes second grade motor 41, axis of rotation 42, conversion frame 43 and universal driving shaft 44, the top fixed mounting that second grade hydraulic stem 8 one end was kept away from to support arm 9 has second grade motor 41, second grade motor 41's output passes through the shaft coupling and is connected with axis of rotation 42 transmission, support arm 9 and universal driving shaft 44 fixed mounting are passed to the one end that second grade motor 41 was kept away from to axis of rotation 42, the bottom fixed mounting of support arm 9 has conversion frame 43, universal driving shaft 44 is the setting of T type structure, the one end that axis of rotation 42 was kept away from to universal driving shaft 44 passes conversion frame 43 and bears 31 fixed mounting, and anchor clamps rotary mechanism 4 makes anchor clamps be fit for different angles and fixes the centrifugal compressor centre.
Specifically, rotary driving mechanism 2 includes revolving stage 21, master gear 22, follows gear 23 and one-level motor 24, the depressed part has been seted up at the top of removal base 1, and revolving stage 21 is installed to the depressed part internal rotation, the bottom fixed mounting of revolving stage 21 has master gear 22, the removal base 1 internal rotation of master gear 22 one side is installed from gear 23, master gear 22 and from the meshing installation between gear 23, just it is connected with the inside one-level motor 24 output transmission of removal base 1 through the shaft coupling in the bottom of following gear 23, the top of revolving stage 21 and the bottom fixed mounting of second grade pneumatic cylinder 7, revolving stage 21 and depressed part all are circular structure setting.
Specifically, the anti-moving mechanism 5 comprises a groove 51, a primary hydraulic cylinder 52, a vacuum suction cup 53, a vacuum pipe 54, a vacuum pump 55 and a primary hydraulic rod 56, a groove 51 is arranged in the middle of the bottom of the movable base 1, a first-stage hydraulic cylinder 52 is fixedly arranged in the movable base 1 at the top of the groove 51, the output end of the primary hydraulic cylinder 52 is fixedly provided with a primary hydraulic rod 56, the bottom of the primary hydraulic rod 56 passes through the movable base 1 and is fixedly arranged on the top of the vacuum chuck 53 in the groove 51, the top of the vacuum suction cup 53 is connected with the input end of a vacuum pump 55 through a vacuum tube 54, the vacuum pump 55 is fixedly arranged on the movable base 1, and the height of the groove 51 is larger than that of the vacuum sucker 53, the vacuum pump 55 exhausts air in the vacuum sucker 53 through the vacuum tube 54 to form vacuum to adsorb and fix the vacuum to the ground, and fixing errors caused by the deviation of the movable base 1 in the clamping and fixing process are avoided.
Specifically, one-level grip ring 33 and second grade grip ring 34 all are the setting of semicircle loop configuration, just equal fixed mounting has rubber pad 10 on the both sides wall that one-level grip ring 33 and second grade grip ring 34 are close to mutually, and rubber pad 10 can improve the fixed firm and the protection that carries out the centre gripping position to equipment of centre gripping.
Specifically, one side of the support arm 9 away from the fixture rotating mechanism 4 is fixedly provided with a counterweight 91, and the counterweight 91 increases the structural balance of the support arm 9.
Specifically, recess 51 and vacuum chuck 53 are the circular structure setting, just the relative both sides fixed mounting in vacuum chuck 53 upper end has the slider, set up the corresponding spout of slider on the recess 51 inner wall, slider slidable mounting is in the spout, and direction, the spacing slip of slider in the spout for vacuum chuck 53 goes up and down more stably.
When in use, firstly, the device is moved to one side to be fixed of the centrifugal compressor equipment by the moving wheel 6 on the moving base 1, the secondary hydraulic cylinder 7 drives the supporting arm 9 and the clamp rotating mechanism 4 and the fixed clamp 3 to move upwards by the secondary hydraulic rod 8, the primary motor 24 drives the driven gear 23 to rotate, drives the main gear 22 meshed with the driven gear 23 to rotate, so that the rotating platform 21 rotates in the concave part of the moving base 1, thereby realizing the rotation of the secondary hydraulic cylinder 7, the secondary hydraulic rod 8, the supporting arm 9 and the fixed clamp 3, accurately moving the fixed clamp 3 to the upper part to be fixed of the compressor, the secondary motor 41 drives the rotating shaft 42 to rotate, drives the linkage shaft 44 on the conversion frame 43 to rotate, thereby adjusting the angle of the fixed clamp 3, enabling the primary clamping ring 33 and the secondary clamping ring 34 to be positioned at two opposite sides of the part to be fixed, then the secondary hydraulic cylinder 7 and the secondary hydraulic rod 8 drive the supporting arm 9 and, the first-stage clamping ring 33 and the second-stage clamping ring 34 are sleeved at the position to be fixed, the rotation of the rotating rod 37 drives the locking screw rods 36 on the side plate 32 to rotate, so that the two locking screw rods 36 are close to or far away from each other to move, the first-stage clamping ring 33 and the second-stage clamping ring 34 are rotatably installed through the rotating shaft 35, the first-stage clamping ring 33 and the second-stage clamping ring 34 are driven by the two locking screw rods 36 to rotate to clamp and fix the compressor, the shaking and support loss of equipment caused by disassembly during maintenance of the centrifugal compressor are avoided, the maintenance is more stable, convenient, rapid and safe through fixing, the clamp rotating mechanism 4 enables the clamp to be suitable for clamping and fixing the centrifugal compressor at different angles, after the clamp 3 is fixed with the equipment, the first-stage hydraulic cylinder 52 and the first-stage hydraulic rod 56 drive the vacuum sucker 53 to move downwards to be in contact with the ground, the vacuum, avoid the fixed in-process of centre gripping to remove the fixed error that base 1 offset caused, after the maintenance, vacuum pump 55 stop work, air admission vacuum chuck 53 makes vacuum adsorption disappear, and one-level pneumatic cylinder 52 and one-level hydraulic stem 56 drive vacuum chuck 53 shift up retrieve in recess 51, and the slider is spacing, the direction slides in the spout when vacuum chuck 53 removes, prevents that moving mechanism 5 effectively improves the reliability that fixing device used, and the practicality is stronger.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. A fixing device for maintaining a centrifugal compressor is characterized in that: comprises a movable base (1), a rotary driving mechanism (2), a fixed clamp (3), a clamp rotating mechanism (4), an anti-moving mechanism (5), a secondary hydraulic cylinder (7) and a supporting arm (9), the upper end of the movable base (1) is fixedly provided with a rotary driving mechanism (2), a secondary hydraulic cylinder (7) is fixedly arranged at the top of the rotary driving mechanism (2), the output end of the secondary hydraulic cylinder (7) is fixedly provided with a secondary hydraulic rod (8), a supporting arm (9) is fixedly arranged at the top of the secondary hydraulic rod (8), the supporting arm (9) and the secondary hydraulic rod (8) are arranged in an L-shaped structure, the bottom of one end of the supporting arm (9) far away from the secondary hydraulic rod (8) is fixedly provided with a fixed clamp (3) through a clamp rotating mechanism (4), the bottom of the movable base (1) is fixedly provided with four movable wheels (6).
2. A centrifugal compressor service fixture as recited in claim 1, wherein: the fixing clamp (3) comprises a bearing frame (31), a side plate (32), a first-level clamping ring (33), a second-level clamping ring (34), a rotating shaft (35), two locking screws (36) and a rotating rod (37), wherein the side plate (32) is fixedly arranged at the bottom of the bearing frame (31), the side plate (32) is provided with two threaded holes, two locking screws (36) are arranged in the threaded holes of the side plate (32) in a threaded manner, the two locking screws (36) are arranged in two ways, one ends of the two locking screws (36) close to each other are respectively rotatably arranged with the first-level clamping ring (33) and the second-level clamping ring (34), the first-level clamping ring (33) and the second-level clamping ring (34) are axially symmetrically arranged, and the first-level clamping ring (33) and the second-level clamping ring (34) are rotatably arranged through the rotating shaft (35), and two the equal fixed mounting of one end that locking screw (36) kept away from mutually has dwang (37), dwang (37) are Z type structure setting, the top that bears frame (31) is through anchor clamps rotary mechanism (4) and support arm (9) fixed mounting.
3. A centrifugal compressor service fixture according to claim 2, wherein: anchor clamps rotary mechanism (4) include second grade motor (41), axis of rotation (42), conversion frame (43) and universal driving shaft (44), the top fixed mounting that second grade hydraulic stem (8) one end was kept away from in support arm (9) has second grade motor (41), the output of second grade motor (41) passes through the shaft coupling and is connected with axis of rotation (42) transmission, support arm (9) and universal driving shaft (44) fixed mounting are passed to the one end that second grade motor (41) were kept away from in axis of rotation (42), the bottom fixed mounting of support arm (9) has conversion frame (43), universal driving shaft (44) are T type structure setting, conversion frame (43) are passed with bear frame (31) fixed mounting to the one end that axis of rotation (42) was kept away from in universal driving shaft (44).
4. A centrifugal compressor service fixture as recited in claim 1, wherein: rotatory actuating mechanism (2) include revolving stage (21), main gear (22), follow gear (23) and one-level motor (24), the depressed part has been seted up at the top of removing base (1), and revolving stage (21) are installed to the depressed part internal rotation, the bottom fixed mounting of revolving stage (21) has main gear (22), the removal base (1) internal rotation of main gear (22) one side is installed from gear (23), main gear (22) and from the meshing installation between gear (23), just from the bottom of gear (23) through shaft coupling and remove the inside one-level motor (24) output transmission of base (1) and be connected, the top of revolving stage (21) and the bottom fixed mounting of second grade pneumatic cylinder (7), revolving stage (21) and depressed part all are circular structure setting.
5. A centrifugal compressor service fixture as recited in claim 1, wherein: the anti-moving mechanism (5) comprises a groove (51), a primary hydraulic cylinder (52), a vacuum chuck (53), a vacuum tube (54), a vacuum pump (55) and a primary hydraulic rod (56), a groove (51) is formed in the middle of the bottom of the movable base (1), a primary hydraulic cylinder (52) is fixedly arranged in the movable base (1) at the top of the groove (51), the output end of the primary hydraulic cylinder (52) is fixedly provided with a primary hydraulic rod (56), the bottom of the primary hydraulic rod (56) passes through the movable base (1) and is fixedly arranged with the top of the vacuum chuck (53) in the groove (51), the top of the vacuum sucker (53) is connected with the input end of a vacuum pump (55) through a vacuum tube (54), the vacuum pump (55) is fixedly arranged on the movable base (1), and the height of the groove (51) is larger than that of the vacuum chuck (53).
6. A centrifugal compressor service fixture according to claim 2, wherein: one-level grip ring (33) and second grade grip ring (34) all are the setting of semicircle loop configuration, just equal fixed mounting has rubber pad (10) on the both sides wall that one-level grip ring (33) and second grade grip ring (34) are close to mutually.
7. A centrifugal compressor service fixture as recited in claim 1, wherein: and a balancing weight (91) is fixedly installed on one side of the supporting arm (9) far away from the clamp rotating mechanism (4).
8. A centrifugal compressor service fixture according to claim 5, wherein: recess (51) and vacuum chuck (53) are the circular structure setting, just vacuum chuck (53) upper end relative both sides fixed mounting has the slider, the corresponding spout of slider has been seted up on recess (51) inner wall, and slider slidable mounting is in the spout.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910706134.8A CN110281178B (en) | 2019-08-01 | 2019-08-01 | Fixing device is used in maintenance of centrifugal compressor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910706134.8A CN110281178B (en) | 2019-08-01 | 2019-08-01 | Fixing device is used in maintenance of centrifugal compressor |
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| CN110281178A CN110281178A (en) | 2019-09-27 |
| CN110281178B true CN110281178B (en) | 2021-01-08 |
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| CN111241642A (en) * | 2020-01-17 | 2020-06-05 | 四川省德阳裕龙电力设备有限公司 | Design method of axial air inlet and axial air outlet centrifugal compressor |
| CN111663094A (en) * | 2020-07-24 | 2020-09-15 | 山东劳动职业技术学院（山东劳动技师学院） | Rapid manufacturing equipment for high-melting-point metal arc spraying mold |
| CN111960180A (en) * | 2020-08-20 | 2020-11-20 | 芜湖市科特电线电缆有限公司 | Draw gear that cable manufacture used |
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| KR101064592B1 (en) * | 2009-06-23 | 2011-09-15 | 송명식 | Jig apparatus for transmission |
| CN202278516U (en) * | 2011-08-26 | 2012-06-20 | 凯迈（洛阳）测控有限公司 | Adjustable clamp |
| CN205342899U (en) * | 2016-01-24 | 2016-06-29 | 郑平平 | Building materials cutting grip slipper |
| CN206588848U (en) * | 2017-03-29 | 2017-10-27 | 重庆市森浩管业有限公司 | A kind of ripple pipe clamping device |
| CN207127781U (en) * | 2017-08-28 | 2018-03-23 | 国网湖北省电力公司宜昌供电公司 | A kind of rolling clamp for the installation positioning of large-scale transmission of electricity pipe |
| CN207509128U (en) * | 2017-11-23 | 2018-06-19 | 银川华联达科技有限公司 | A kind of positioning device of computer hardware |
| CN208005528U (en) * | 2018-04-03 | 2018-10-26 | 长江师范学院 | Tune-up equipment |
| CN208304851U (en) * | 2018-05-02 | 2019-01-01 | 天津光电星球显示设备有限公司 | One kind detecting correction tooling for LED display |
| CN109162435A (en) * | 2018-07-23 | 2019-01-08 | 绿山高科建设科技有限公司 | A kind of combined type outdoor architecture and interior decoration platform |
| CN208729690U (en) * | 2018-07-25 | 2019-04-12 | 中车株洲电力机车研究所有限公司 | A kind of wind-driven generator set gear box filter element replacing device |
| CN208557280U (en) * | 2018-08-10 | 2019-03-01 | 无锡钟山环境工程科技有限公司 | A kind of high performance absorber processing unit (plant) |
| CN109571315B (en) * | 2018-11-20 | 2020-12-15 | 博兴兴博投资有限公司 | Be used for automobile parts processing turning device |
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