CN210944522U - Turbine type main engine moving and static parts mounting and dismounting and hoisting auxiliary tool - Google Patents
Turbine type main engine moving and static parts mounting and dismounting and hoisting auxiliary tool Download PDFInfo
- Publication number
- CN210944522U CN210944522U CN201922099216.9U CN201922099216U CN210944522U CN 210944522 U CN210944522 U CN 210944522U CN 201922099216 U CN201922099216 U CN 201922099216U CN 210944522 U CN210944522 U CN 210944522U
- Authority
- CN
- China
- Prior art keywords
- axial
- sleeve
- radial
- static
- lifting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Load-Engaging Elements For Cranes (AREA)
Abstract
The utility model discloses a turbine formula host computer sound part is installed and removed, lift by crane auxiliary fixtures, including location frock and lift by crane the frock, the location frock includes radial sleeve, axial sleeve and T template, radial sleeve suit is in the big footpath section of moving part main shaft, radial sleeve side is located to the T template, through connecting radial sleeve and quiet part, axial sleeve sets up in the radial sleeve front end, the suit is in the path section of main shaft, the front end is connected with the main shaft, the rear end passes through axial positioning screw and axial adjusting screw and radial sleeve connection, axial positioning screw and axial adjusting screw alternate distribution setting on axial sleeve rear end periphery, be equipped with radial positioning screw on the radial sleeve outer peripheral face, lift by crane the frock including lifting by crane the crossbeam, connecting rod and ring, be used for lifting by crane, transporting sound combined parts, the utility model discloses simple structure, the uniformity is installed, when installing and removing, install and remove, And friction and collision of moving and static parts are avoided in the transfer process, and the installation difficulty is reduced on the premise of ensuring the installation precision.
Description
Technical Field
The utility model belongs to the technical field of sound part installation auxiliary fixtures, concretely relates to turbine formula host computer sound part is installed and removed, is lifted by crane auxiliary fixtures.
Background
In the mechanical industry, in particular to the installation process of turbine equipment, an integral sleeve (such as a nozzle ring-rotor assembly sleeve and a split high-low tooth seal-main shaft sleeve) is formed after certain assembly of movable and static parts is often involved, and subsequent assembly is carried out on the movable and static parts (such as the rotor assembly sleeve and the main shaft sleeve) and the static parts (such as the nozzle ring sleeve and the split high-low tooth seal sleeve) which cannot be connected in the actual design, when the assembly of a bearing is not completed, the movable and static parts even have large moving spaces, friction and impact can occur in the lifting and transferring processes, so that potential safety hazards are brought to assembly personnel, the quality guarantee of parts is also influenced, necessary lifting and fixing tools must be designed at certain stages of assembly, and the parts are ensured to be in safe relative positions, meanwhile, the relative position can be adjusted at any time according to needs, the smooth assembly can be ensured through the proper tool design, the assembly precision and efficiency are improved, and the method is a prerequisite condition for product design and quality guarantee.
When the problems are solved in the prior art, when one of the movable part and the static part is light in weight and small in volume, the heavy part is often used as a main part for subsequent assembly, and an assembly worker manually keeps the position of the heavy part when necessary; or when the space is relatively abundant, an auxiliary connecting bolt can be added between two parts to play a role of temporary connection, and the two parts are disassembled after final assembly is completed, but in the actual operation process, when the following problems occur, the existing operation methods are difficult to implement:
1. both parts have a large weight and volume, which cannot be done manually;
2. the space is compact, and the auxiliary bolt cannot be used or is in danger of entering the machine;
3. when two parts need to be fine-tuned in the assembling process, the existing design is that the parts are decomposed and assembled independently, the problems that the assembling tolerance requirement is higher and the like exist, the assembling process is complicated, and the assembling precision and the assembling efficiency are not improved easily.
Disclosure of Invention
An object of the utility model is to overcome prior art's is not enough, provides a turbine formula host computer sound part and installs and removes, lifts by crane auxiliary fixtures, and this auxiliary fixtures simple structure, convenient operation is reliable, reduces the installation degree of difficulty under the condition of guaranteeing the installation accuracy, guarantees the uniformity of installation, guarantees to install and remove the relative position relation of in-process moving, quiet combined part.
The purpose of the utility model is realized like this:
a turbine type main engine moving and static parts mounting and dismounting and hoisting auxiliary tool for integral transportation and hoisting of moving and static parts comprises
The positioning tool comprises a radial sleeve, an axial sleeve and T-shaped plates, wherein the radial sleeve is sleeved on a large-diameter section of a main shaft of a movable part, the front end of the radial sleeve is limited by an end face of the main shaft a, the T-shaped plates are arranged beside the radial sleeve and symmetrically arranged along the axial direction, two ends of each T-shaped plate are respectively connected with the radial sleeve and a static part through connecting screws and used for connecting the static part and adjusting the distance between the static part and the static part, the axial sleeve is arranged at the front end of the radial sleeve and sleeved on a small-diameter section of the main shaft, the front end of the axial sleeve is connected with the main shaft through shaft end positioning screws, the rear end of the axial sleeve is tightly connected with the radial sleeve through axial positioning screws and axial adjusting screws, the axial positioning screws are used for adjusting the axial distance between the static part and the static part, the axial adjusting screws are used for axial positioning and auxiliary radial positioning, and the axial, radial positioning screws are uniformly distributed on the outer circumferential surface of the radial sleeve and used for adjusting the radial distance between the movable and static components, a positioning tool is installed in place, before the movable and static components are integrally transported, the radial positioning screws are tightly propped against the outer surface of the large-diameter section of the main shaft of the movable component, and the axial adjusting screws are tightly propped against the end surface of the main shaft b of the movable component;
the lifting tool is arranged at the upper end of the static component and fixedly connected with the end face of the static component, the lifting tool comprises a lifting beam, a connecting rod and a lifting ring, a plurality of lifting holes are formed in the lifting beam and used for lifting hook hooks and adjusting lifting positions according to the gravity centers of the static component and the lifting ring, the connecting rod is arranged between the lifting beam and the lifting ring and used for connecting the lifting beam and the lifting ring and bearing the lifting ring, the lifting ring is arc-shaped and is fixedly connected with the static component through a screw, and the lifting tool is fixedly connected with the static component through the lifting ring.
Furthermore, a mounting groove is formed in the circumferential surface of the static part, and one end of the T-shaped plate is clamped in the mounting groove and fixedly connected with the static part through a connecting screw.
Further, the radial sleeve includes drum portion and connecting portion, the drum portion suit is in the major diameter section of moving part main shaft, and the equipartition is equipped with six screw holes on the outer periphery of drum portion, with radial set screw cooperation, drum portion is used for radial set screw's location benchmark, connecting portion and T template fixed connection will move the part fastening on quiet part.
Furthermore, the axial sleeve comprises a flange and a cylinder, the flange is fastened and connected with the end face of the cylinder part of the radial sleeve, and a through hole for a shaft end positioning screw to pass through is axially arranged at the center of the cylinder.
Furthermore, the axial positioning screws and the axial adjusting screws are respectively provided with three axial positioning screws, the length of each axial adjusting screw is larger than that of each axial positioning screw, and when the positioning tool is installed, the axial positioning screws and the axial adjusting screws respectively adjust the screwing-in length in pairs and are used for adjusting the pitch angle of the movable component in the vertical direction.
Furthermore, the hoisting cross beam, the connecting rod and the hoisting ring of the hoisting tool are connected into a whole by welding.
Since the technical scheme is used, the utility model discloses following beneficial effect has:
1. the positioning tool is arranged, a radial sleeve of the positioning tool is sleeved on a large-diameter section of a main shaft of a movable component, the movable component is connected with a static component through a T-shaped plate, the radial distance between the movable component and the static component is adjusted, six radial positioning screws are uniformly distributed and arranged on the radial sleeve in the circumferential direction, the six screws are all propped against the surface of the main shaft of the movable component, the movable component and the static component are ensured to be in a concentric state in the transferring process, and the six screws form a first supporting point of the movable component; the axial sleeve of the positioning tool is sleeved on the small-diameter section of the main shaft of the movable part, the axial sleeve is connected with the main shaft through the shaft end positioning screw, the shaft end positioning screw forms a second supporting point of the movable part, the two supporting points support and limit the relative position of the movable part and the static part, friction and impact of the movable part and the static part in the transfer process are avoided, the axial sleeve is adjusted through the axial positioning screw and the axial adjusting screw to be connected with the radial sleeve, and the axial position between the movable part and the static part can be adjusted through the axial positioning screw and the axial adjusting screw and fastened.
2. Through setting up the frock of lifting by crane, the frock of lifting by crane is through lifting by crane rings and quiet top of the part fixed connection to lifting by crane and being equipped with a plurality of lifting holes on the crossbeam of lifting by crane of frock, can adapt to different parts focus position through the position of lifting by crane of difference, guarantee the steady of lifting by crane, keep the level of sound part shafting, lift by crane frock portion and quiet part zonulae occludens, avoid the obstacle of mounted position top to pack into the cylinder body through the connecting rod.
3. Through setting up the location frock, accessible radial set screw, axial set screw and axial adjusting screw carry out fine adjustment to the position of moving the part, need not to move the part and assemble alone with quiet part decomposition.
4, the connecting length and the connecting rigidity of the T-shaped plate can be adjusted according to different sizes of the moving and static parts, so that the requirements of series products are met.
5. The screws cannot be disassembled and assembled in the host machine in the whole assembling, disassembling and transferring process, and the possibility that fine parts such as the screws and the like fall into the host machine in the assembling and disassembling process is avoided.
6. The installation difficulty between the movable and static parts is reduced on the premise of ensuring the installation precision, and the installation consistency is good.
Drawings
FIG. 1 is a schematic view of a half-section of a middle positioning fixture installed on one side of a moving part and a static part;
FIG. 2 is a schematic structural view of the installation of the middle positioning fixture and the moving and static components of the present invention;
FIG. 3 is a schematic structural view of the present invention mounted with a moving and static part;
fig. 4 is a schematic structural view of the radial sleeve of the present invention;
fig. 5 is a schematic structural view of the middle axial sleeve of the present invention.
Reference numerals
In the drawing, 1 is a movable part, 2 is a static part, 3 is a radial positioning screw, 4 is a radial sleeve, 5 is a T-shaped plate, 6 is a connecting screw, 7 is an end face of a main shaft a, 8 is an axial positioning screw, 9 is an axial sleeve, 10 is a shaft end positioning screw, 11 is an axial adjusting screw, 12 is a hoisting cross beam, 13 is a connecting rod, 14 is a hoisting ring, 15 is a screw, 16 is a hoisting hole, 17 is an end face of a main shaft b, 21 is a mounting groove, 41 is a cylindrical part, 42 is a connecting part, 91 is a flange, 92 is a cylindrical part
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the accompanying drawings.
In fig. 1, the moving part 1 is a main shaft-turbine rotor sleeve of a certain type of expansion turbine, and the static part 2 is a nozzle ring seat-nozzle ring sleeve of the certain type of expansion turbine.
Referring to fig. 1-5, a turbine type main engine moving and static parts assembly, disassembly and hoisting auxiliary tool is used for integral transportation and hoisting of moving and static parts, and comprises a positioning tool, the positioning tool comprises a radial sleeve 4, an axial sleeve 9 and a T-shaped plate 5, the radial sleeve 4 is sleeved on a large diameter section of a main shaft of a moving part 1, the front end of the radial sleeve 4 is limited by an end face 7 of the main shaft a, the T-shaped plate 5 is arranged beside the radial sleeve 4 and symmetrically arranged along the axial direction, two ends of the T-shaped plate 5 are respectively connected with the radial sleeve 4 and a static part 2 through connecting screws 6 for connecting the moving and static parts 1 and 2 and adjusting the distance between the moving and static parts, the axial sleeve 9 is arranged at the front end of the radial sleeve 4 and sleeved on a small diameter section of the main shaft to play a role of axial positioning, the front end of the axial sleeve 9 is connected with the main shaft through an axial positioning screw 10, and the rear end is fastened and connected with the radial, the axial positioning screws 8 are used for adjusting the axial distance of the moving and static components, the axial adjusting screws 11 are used for axial positioning and auxiliary radial positioning, the axial positioning screws 8 and the axial adjusting screws 11 are alternately distributed on the circumferential surface at the rear end of the axial sleeve 9, radial positioning screws 3 are uniformly distributed on the outer circumferential surface of the radial sleeve 4 and used for adjusting the radial distance between the moving and static components, the positioning tool is installed in place, the moving and static components are integrally transported, the radial positioning screws 3 are tightly pressed on the outer surface of the large-diameter section of the main shaft of the moving component, and the axial adjusting screws 11 are tightly pressed on the end surface 17 of the main shaft b of the moving component;
the lifting tool is arranged at the upper end of the static component 2 and fixedly connected with the end face of the static component 2, the lifting tool comprises a lifting beam 12, a connecting rod 13 and a lifting ring 14, a plurality of lifting holes 16 are formed in the lifting beam 12 and used for lifting hook hooks and adjusting lifting positions according to the gravity center of the static component, the connecting rod 13 is arranged between the lifting beam 12 and the lifting ring 14 and used for connecting the lifting beam 12 with the lifting ring 14 and bearing the lifting ring 14, the lifting ring 14 is arc-shaped and is fixedly connected with the static component 2 through screws 15, the lifting tool is fixedly connected with the static component through the lifting ring, and the lifting beam 12, the connecting rod 13 and the lifting ring 14 are integrally connected through welding to form the lifting tool.
As shown in fig. 1 and 2, an installation groove 21 is formed on the circumferential surface of the stationary member 2, and one end of the T-shaped plate 5 is clamped in the installation groove 21 and is fixedly connected with the stationary member through a connection screw 6.
As shown in fig. 4, the radial sleeve 4 includes a cylindrical portion 41 and a connecting portion 42, the cylindrical portion 41 is sleeved on a large-diameter section of the main shaft of the moving component, six threaded holes are uniformly distributed on an outer circumferential surface of the cylindrical portion 41 and are matched with the radial positioning screws 3, the cylindrical portion 41 is used for a positioning reference of the radial positioning screws 3, and the connecting portion 42 is fixedly connected with the T-shaped plate 5 to fasten the moving component 1 on the stationary component 2.
As shown in fig. 5, the axial sleeve 9 includes a flange 91 and a cylinder 92, the flange 91 is fastened to the end surface of the cylinder 41 of the radial sleeve, and a through hole for the shaft end positioning screw 10 to pass through is axially formed in the center of the cylinder 92.
As shown in fig. 1 and 2, the axial positioning screws 8 and the axial adjusting screws 11 are located on the same central circle, three axial positioning screws 8 and three axial adjusting screws 11 are respectively arranged, the axial positioning screws are alternately distributed on the circumference, the length of each axial adjusting screw 11 is greater than that of each axial positioning screw 8, and when the positioning tool is installed, the axial positioning screws 8 and the axial adjusting screws 11 are respectively screwed in pairs to adjust the screwing length for adjusting the pitch angle of the movable part in the vertical direction.
Use the utility model discloses a method that auxiliary fixtures installed and removed, lifted by crane sound part is as follows:
1. before the movable and static parts are connected, the movable and static parts are in an eccentric state, and the movable part falls on the static part to keep a stable state;
2. installing a positioning tool, firstly connecting one end of a T-shaped plate with a radial sleeve through a connecting screw, sleeving the radial sleeve on a large-diameter section of a main shaft of a movable part, limiting the position of the end surface of the large-diameter section, installing the other end of the T-shaped plate in a preset installing groove of a static part, fastening the other end of the T-shaped plate to the static part through the connecting screw, installing the radial positioning screw by taking the radial sleeve as a positioning reference, wherein the bottom of the radial positioning screw is propped against the surface of the movable part, so that the movable part and the static part are in a concentric state, sleeving an axial sleeve on a small-diameter section of a main shaft of the movable part, fastening and connecting the axial sleeve with the main shaft through an axial end positioning screw, ensuring that the axial sleeve is jointed with the end surface of the main shaft, installing the axial positioning screw to fixedly connect the radial sleeve and the axial sleeve, enabling the movable part to move, after the axial position of the movable component is adjusted, the axial positioning screw and the axial adjusting screw are fastened;
3. installing a hoisting tool, installing the hoisting tool on the top of the static part through a hoisting ring by using a screw, and arranging a hoisting cross beam above the hoisting cross beam to complete the installation of the auxiliary tool;
4. integrally hoisting the movable and static parts and the auxiliary tool into the matched turbine type main machine cylinder body part, and ensuring the level of the axial line of the movable and static parts in the hoisting process;
5. installing the movable and static components in the matched cylinder body component through screws, simultaneously disassembling the installation screws of the hoisting tool and the static component, and taking down the hoisting tool along the axial direction;
6. and loosening the radial positioning screw, the axial adjusting screw and the shaft end positioning screw to enable the movable part not to keep a concentric state with the static part any more, falling on the static part again, detaching the connecting screw after the movable part is kept stable, and drawing out the whole positioning tool along the axial direction to finish the detachment of the auxiliary tool.
The utility model discloses install and remove, wholly transport to the sound part of turbine formula host computer and designed special auxiliary fixtures, this frock simple structure, the installation uniformity is good, has reduced the installation degree of difficulty under the prerequisite of ensureing the installation accuracy, has guaranteed that sound part surface is undamaged lifting by crane, transportation in-process, and maneuverability is strong, installs and removes method easy operation, and is reliable.
Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the scope of the invention as defined by the appended claims.
Claims (6)
1. Turbine formula host computer sound part is installed and removed, is lifted by crane auxiliary fixtures for the whole of sound part is transported and is lifted by crane, its characterized in that: comprises that
The positioning tool comprises a radial sleeve, an axial sleeve and T-shaped plates, wherein the radial sleeve is sleeved on a large-diameter section of a main shaft of a movable part, the front end of the radial sleeve is limited by an end face of the main shaft a, the T-shaped plates are arranged beside the radial sleeve and symmetrically arranged along the axial direction, two ends of each T-shaped plate are respectively connected with the radial sleeve and a static part through connecting screws and used for connecting the static part and adjusting the distance between the static part and the static part, the axial sleeve is arranged at the front end of the radial sleeve and sleeved on a small-diameter section of the main shaft, the front end of the axial sleeve is connected with the main shaft through shaft end positioning screws, the rear end of the axial sleeve is tightly connected with the radial sleeve through axial positioning screws and axial adjusting screws, the axial positioning screws are used for adjusting the axial distance between the static part and the static part, the axial adjusting screws are used for axial positioning and auxiliary radial positioning, and the axial, radial positioning screws are uniformly distributed on the outer circumferential surface of the radial sleeve and used for adjusting the radial distance between the movable and static components, the radial positioning screws are tightly propped against the outer surface of the large-diameter section of the main shaft of the movable component before the positioning tool is installed in place and the movable and static components are integrally transported, and the axial adjusting screws are tightly propped against the end surface of the main shaft b of the movable component;
the lifting tool is arranged at the upper end of the static component and fixedly connected with the end face of the static component, the lifting tool comprises a lifting beam, a connecting rod and a lifting ring, a plurality of lifting holes are formed in the lifting beam and used for lifting hook hooks and adjusting lifting positions according to the gravity centers of the static component and the lifting ring, the connecting rod is arranged between the lifting beam and the lifting ring and used for connecting the lifting beam and the lifting ring and bearing the lifting ring, the lifting ring is arc-shaped and is fixedly connected with the static component through a screw, and the lifting tool is fixedly connected with the static component through the lifting ring.
2. The turbine type main engine moving and static component mounting, dismounting and hoisting auxiliary tool according to claim 1, characterized in that: and a mounting groove is formed in the circumferential surface of the static part, and one end of the T-shaped plate is clamped in the mounting groove and is fixedly connected with the static part through a connecting screw.
3. The turbine type main engine moving and static component mounting, dismounting and hoisting auxiliary tool according to claim 1, characterized in that: the radial sleeve comprises a cylindrical part and a connecting part, the cylindrical part is sleeved on a large-diameter section of the main shaft of the movable component, six threaded holes are uniformly distributed in the outer circumferential surface of the cylindrical part, the cylindrical part is matched with radial positioning screws and used for positioning reference of the radial positioning screws, and the connecting part is fixedly connected with the T-shaped plate and used for fastening the movable component on the static component.
4. The turbine type main engine moving and static component mounting, dismounting and hoisting auxiliary tool according to claim 3, characterized in that: the axial sleeve comprises a flange plate and a cylinder, the flange plate is fixedly connected with the end face of the cylinder part of the radial sleeve, and a through hole for a shaft end positioning screw to pass through is axially formed in the center of the cylinder.
5. The turbine type main engine moving and static component mounting, dismounting and hoisting auxiliary tool according to claim 1, characterized in that: the axial positioning screws and the axial adjusting screws are respectively provided with three numbers, the length of each axial adjusting screw is larger than that of each axial positioning screw, and when the positioning tool is installed, the axial positioning screws and the axial adjusting screws respectively adjust the screwing-in length in pairs and are used for adjusting the pitch angle of the movable component in the vertical direction.
6. The turbine type main engine moving and static component mounting, dismounting and hoisting auxiliary tool according to claim 1, characterized in that: the hoisting cross beam, the connecting rod and the hoisting ring of the hoisting tool are connected into a whole by welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922099216.9U CN210944522U (en) | 2019-11-29 | 2019-11-29 | Turbine type main engine moving and static parts mounting and dismounting and hoisting auxiliary tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922099216.9U CN210944522U (en) | 2019-11-29 | 2019-11-29 | Turbine type main engine moving and static parts mounting and dismounting and hoisting auxiliary tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210944522U true CN210944522U (en) | 2020-07-07 |
Family
ID=71382972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922099216.9U Active CN210944522U (en) | 2019-11-29 | 2019-11-29 | Turbine type main engine moving and static parts mounting and dismounting and hoisting auxiliary tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210944522U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113526323A (en) * | 2021-07-02 | 2021-10-22 | 哈尔滨电气动力装备有限公司 | Nuclear main pump multi-component combined hoisting method |
-
2019
- 2019-11-29 CN CN201922099216.9U patent/CN210944522U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113526323A (en) * | 2021-07-02 | 2021-10-22 | 哈尔滨电气动力装备有限公司 | Nuclear main pump multi-component combined hoisting method |
| CN113526323B (en) * | 2021-07-02 | 2022-04-08 | 哈尔滨电气动力装备有限公司 | Nuclear main pump multi-component combined hoisting method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10458282B2 (en) | Gas turbine engine module adapter to a carrier | |
| CN110745689A (en) | Turbine type main engine moving and static component assembling and disassembling and hoisting auxiliary tool and assembling and disassembling method | |
| CN109516362B (en) | The suspender and its application method of a kind of while hoisting rotor and stator component | |
| CN210944522U (en) | Turbine type main engine moving and static parts mounting and dismounting and hoisting auxiliary tool | |
| CN105252549A (en) | Suspension telescopic cylinder and mechanical arm fast installing and uninstalling system under nuclear radiation environment | |
| CN103663063B (en) | The installation and maintenance device of gearless machine | |
| CN109184807B (en) | Decomposition method of double-tightness chuck | |
| CN102837204B (en) | Processing tool for cylinders of mills and installation and use method thereof | |
| CN108067851B (en) | A kind of assembly device of hydraulic jet propulsion system | |
| CN106801429B (en) | Method for installing fan outer platform for single pile foundation | |
| CN113502446A (en) | Quick-turnover and quick-change type spraying protection clamp and spraying method | |
| CN109396816B (en) | Auxiliary tool and method for axially assembling and disassembling precise parts of turbine type main machine | |
| CN110883730A (en) | Pin bush dismounting device | |
| CN210360365U (en) | Machining clamp for flange shaft | |
| CN219293872U (en) | Frock is dismantled to little space bearing | |
| CN105290675A (en) | Assembly welding template structure of steam cooling separator and steam cooling separator device | |
| CN205438286U (en) | Split type anchor clamps and centre gripping equipment | |
| CN218137761U (en) | Demolish frock | |
| CN115255875B (en) | Motor bearing outer ring dismounting device and motor bearing outer ring dismounting method | |
| CN216272702U (en) | Frock of speed reducer is changed to horizontal state | |
| CN219341396U (en) | Turnover supporting mechanism for large-sized circular ring thin-wall workpiece | |
| CN102632478B (en) | Assembling device for through shaft | |
| CN210371322U (en) | Pump impeller installation device and pump impeller dismounting device | |
| CN211219736U (en) | Quick installation device of axle piece | |
| CN219582739U (en) | Circulating pump impeller dismounting device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |