CN216989471U - Improved impeller flaring special equipment - Google Patents

Improved impeller flaring special equipment Download PDF

Info

Publication number
CN216989471U
CN216989471U CN202220804481.1U CN202220804481U CN216989471U CN 216989471 U CN216989471 U CN 216989471U CN 202220804481 U CN202220804481 U CN 202220804481U CN 216989471 U CN216989471 U CN 216989471U
Authority
CN
China
Prior art keywords
plate
threaded
frame structure
bolt
impeller
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
Application number
CN202220804481.1U
Other languages
Chinese (zh)
Inventor
张永强
魏复兴
姚长宏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong Zibo Pumps Co ltd
Original Assignee
Shandong Zibo Pumps Co ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shandong Zibo Pumps Co ltd filed Critical Shandong Zibo Pumps Co ltd
Priority to CN202220804481.1U priority Critical patent/CN216989471U/en
Application granted granted Critical
Publication of CN216989471U publication Critical patent/CN216989471U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

The utility model provides improved special equipment for impeller flaring, which comprises a bottom fixed seat, side supporting columns, a top mounting plate, a groove positioning plate, a thread adjusting rod, a rotating hand wheel, an elastic positioning frame structure, a middle moving plate, a conveniently-disassembled transmission frame structure, an arc-shaped flaring plate, a side propping frame structure, a supporting boss, a rotating motor, a sliding through hole and a lifting cylinder, wherein the side supporting columns are respectively welded on the left side and the right side of the upper part of the bottom fixed seat; the top mounting plate is connected to the upper part of the side supporting column through bolts; the groove positioning plate is connected to the middle position of the upper portion of the bottom fixing seat through a bolt. The beneficial effects of the utility model are as follows: through the setting of sliding sleeve, locking jack catch and linkage pull rod, be favorable to cooperating the left spring of sliding sleeve, make sliding sleeve move to the right side, drive sliding sleeve downstream through the linkage pull rod, fix a position the centre gripping to the tip edge of impeller.

Description

Improved impeller flaring special equipment
Technical Field
The utility model belongs to the technical field of impeller flaring, and particularly relates to improved special equipment for impeller flaring.
Background
The impeller is a wheel disc provided with movable blades, is a component of an impulse steam turbine rotor, can also be a general name of the wheel disc and the rotating blades arranged on the wheel disc, can be classified according to the shape and the opening and closing conditions, and the abrasion of the fan impeller is related to factors such as the composition, granularity, concentration, shape, impact speed, impact angle, chemical composition, property, temperature, humidity and the like of abrasive materials. The non-uniformity of the gas flow inside the impeller accelerates wear.
However, the existing special equipment for impeller flaring still has the problems of being more labor-consuming in replacing the reaming disks with different sizes, uneven stress on the peripheral positions of the reaming disks and poor positioning effect.
Therefore, the utility model is necessary to develop an improved special impeller flaring device.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides an improved special device for impeller flaring, wherein the device is realized by the following technical scheme:
an improved impeller flaring special device comprises a bottom fixing seat, side supporting columns, a top mounting plate, a groove positioning disc, a thread adjusting rod, a rotating hand wheel, an elastic positioning frame structure, an intermediate moving plate, a conveniently-disassembled transmission frame structure, an arc-shaped flaring disc, a side tightening frame structure, a supporting boss, a rotating motor, a sliding through hole and a lifting cylinder, wherein the side supporting columns are respectively welded on the left side and the right side of the upper part of the bottom fixing seat; the top mounting plate is connected to the upper part of the side supporting column through bolts; the groove positioning plate is connected to the middle position of the upper part of the bottom fixing seat through a bolt; the thread adjusting rods are respectively connected to the four corners of the inner side of the groove positioning disc in a shaft mode; the rotary hand wheels are respectively arranged at the periphery of the outer side of the groove positioning plate; the elastic positioning frame structures are respectively arranged at the four corners of the inner side of the groove positioning disc; the middle moving plate is arranged at the upper part of the inner side of the side supporting column; the easy-to-detach transmission frame structure is arranged in the middle of the lower part of the middle moving plate; the arc-shaped hole expanding disc is arranged at the lower part of the conveniently-disassembled transmission frame structure; the side tightening frame structures are respectively arranged at the periphery of the outer part of the conveniently-disassembled transmission frame structure; the supporting boss is connected to the middle position of the upper part of the middle moving plate through a bolt; the rotary motor is connected to the middle position of the upper part of the supporting boss through a bolt; the sliding through holes are respectively formed in the left side and the right side of the middle moving plate; the lifting air cylinders are respectively connected to the left side and the right side of the inside of the top mounting plate through bolts.
Preferably, the threaded adjusting rod penetrates through the groove positioning disc to be in bolted connection with one side of the rotary hand wheel, which is close to the groove positioning disc, and the side supporting columns are inserted into the inner sides of the sliding through holes.
Preferably, the lower part of the output rod of the lifting cylinder is respectively connected with the left side and the right side of the upper part of the middle moving plate through bolts, and the output shaft of the rotating motor penetrates through the inner side of the supporting boss.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the arrangement of the sliding sleeve, the locking claw and the linkage pull rod is beneficial to matching with a spring on the left side of the sliding sleeve, so that the sliding sleeve moves towards the right side, and the linkage pull rod drives the sliding sleeve to move downwards to position and clamp the end edge of the impeller.
2. According to the impeller machining tool, the threaded through hole, the threaded adjusting rod and the rotating hand wheel are arranged, so that the rotating hand wheel can be held by a hand to rotate the threaded adjusting rod, and the position of the rectangular sliding block on the inner side of the groove positioning disc is adjusted by matching with the threaded through hole to position the impeller to be machined.
3. According to the utility model, the arrangement of the rectangular sliding block, the cylindrical positioning block and the end limiting plate is beneficial to driving the locking clamping jaw to transversely move on the upper part of the groove positioning plate, the locking clamping jaw is prevented from shaking forwards and backwards, and the arrangement of the cylindrical positioning block does not influence the left-right sliding of the sliding sleeve.
4. According to the utility model, the arrangement of the central transmission shaft, the bottom connecting sleeve and the locking bolt is beneficial to dismounting the bottom connecting sleeve from the lower part of the central transmission shaft after the locking bolt is unscrewed, so that a worker can conveniently replace the arc-shaped reaming disc according to the reaming size.
5. In the utility model, the arrangement of the movable sleeve, the fixed bolt and the rotating assembly is beneficial to loosening the fixed bolt and adjusting the position of the movable sleeve outside the central transmission shaft, thereby controlling the jacking position of the upper part of the turnover threaded pipe.
6. According to the utility model, the arrangement of the turnover threaded pipe and the threaded ejector rod is beneficial to reinforcing the included angle between the central transmission shaft and the arc-shaped reaming disc, and the phenomenon that when the arc-shaped reaming disc moves downwards, one side far away from the central transmission shaft is inclined under a larger pressure to influence the reaming quality is prevented.
7. According to the utility model, the arrangement of the hexagonal rotating block is beneficial to rotating the threaded ejector rod by using the disassembling wrench, so that the position of the threaded ejector rod on the inner side of the turnover threaded pipe is adjusted, and the normal tensioning of the included angle between the central transmission shaft and the arc-shaped reaming disc is ensured.
8. According to the utility model, the arrangement of the rotating pin shaft plate and the bolt connecting plate is beneficial to fixing the lower part of the threaded ejector rod on the upper part of the arc-shaped hole expanding disc, and the connection part is convenient to disassemble when the arc-shaped hole expanding disc is replaced.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural diagram of the elastic locating rack structure of the utility model.
Fig. 3 is a schematic structural view of the easy-to-detach transmission frame structure of the utility model.
Fig. 4 is a schematic structural view of the side tightening frame structure of the present invention.
In the figure:
1. a bottom fixed seat; 2. a lateral support column; 3. a top mounting plate; 4. a groove positioning disc; 5. a threaded adjusting rod; 6. rotating a hand wheel; 7. an elastic positioning frame structure; 71. a rectangular slider; 72. a cylindrical positioning block; 73. a threaded through hole; 74. an end limiting plate; 75. a sliding sleeve; 76. locking the clamping jaw; 77. a linkage pull rod; 8. a middle moving plate; 9. a detachable transmission frame structure; 91. a central drive shaft; 92. the bottom is connected with a sleeve; 93. locking the bolt; 94. moving the sleeve; 95. fixing the bolt; 96. a rotating assembly; 10. An arc-shaped hole expanding disc; 11. a side face tightly-pushing frame structure; 111. turning over the threaded pipe; 112. a threaded ejector rod; 113. A hexagonal rotating block; 114. rotating the pintle plate; 115. a bolt connecting plate; 12. supporting the boss; 13. a rotating electric machine; 14. a sliding through hole; 15. and a lifting cylinder.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
example (b):
as shown in fig. 1 and 2, an improved impeller flaring dedicated device comprises a bottom fixed seat 1, side supporting columns 2, a top mounting plate 3, a groove positioning plate 4, a thread adjusting rod 5, a rotating hand wheel 6, an elastic positioning frame structure 7, an intermediate moving plate 8, a conveniently-disassembled transmission frame structure 9, an arc-shaped flaring plate 10, a side tightening frame structure 11, a supporting boss 12, a rotating motor 13, a sliding through hole 14 and a lifting cylinder 15, wherein the side supporting columns 2 are respectively welded on the left side and the right side of the upper part of the bottom fixed seat 1; the top mounting plate 3 is connected to the upper part of the side supporting column 2 through bolts; the groove positioning plate 4 is connected to the middle position of the upper part of the bottom fixed seat 1 through a bolt; the threaded adjusting rods 5 are respectively connected to the four corners of the inner side of the groove positioning disc 4 in a shaft mode; the rotary hand wheels 6 are respectively arranged at the periphery of the outer side of the groove positioning plate 4; the elastic positioning frame structures 7 are respectively arranged at the four corners of the inner side of the groove positioning plate 4; the middle moving plate 8 is arranged at the upper part of the inner side of the side supporting column 2; the conveniently-disassembled transmission frame structure 9 is arranged in the middle of the lower part of the middle moving plate 8; the arc-shaped hole expanding disc 10 is arranged at the lower part of the conveniently-detached transmission frame structure 9; the side tightening frame structures 11 are respectively arranged at the periphery of the outer part of the conveniently-disassembled transmission frame structure 9; the supporting boss 12 is connected to the middle position of the upper part of the middle moving plate 8 through bolts; the rotating motor 13 is connected to the middle position of the upper part of the supporting boss 12 through a bolt; the sliding through holes 14 are respectively formed in the left side and the right side of the middle moving plate 8; the lifting cylinders 15 are respectively bolted on the left side and the right side inside the top mounting plate 3; the elastic positioning frame structure 7 comprises a rectangular sliding block 71, a cylindrical positioning block 72, a threaded through hole 73, an end limiting plate 74, a sliding sleeve 75, a locking claw 76 and a linkage pull rod 77, wherein the cylindrical positioning block 72 is integrally arranged on the right side of the rectangular sliding block 71; the threaded through holes 73 are respectively formed in the inner sides of the rectangular sliding block 71 and the cylindrical positioning block 72; the end limiting plate 74 is in threaded connection with the right side of the cylindrical positioning block 72; the sliding sleeve 75 is sleeved outside the cylindrical positioning block 72; the locking claw 76 is connected to the upper part of the rectangular sliding block 71 through a pin shaft plate; one end of the linkage pull rod 77 is coupled with the right side of the locking claw 76 through a pin shaft plate, and the other end is coupled with the upper part of the sliding sleeve 75 through a pin shaft plate; the position of the rectangular sliding block 71 on the inner side of the groove positioning disc 4 is adjusted to enable the locking claw 76 to approach the impeller, the compression spring on the outer side of the cylindrical positioning block 72 pushes the sliding sleeve 75 to move on the outer side of the cylindrical positioning block 72, and the linkage pull rod 77 drives the locking claw 76 to move downwards.
As shown in fig. 3, in the above embodiment, specifically, the removable transmission frame structure 9 includes a central transmission shaft 91, a bottom connection sleeve 92, a locking bolt 93, a moving sleeve 94, a fixing bolt 95 and a rotating assembly 96, where the bottom connection sleeve 92 is sleeved on the lower portion of the outer side of the central transmission shaft 91; the locking bolt 93 is in threaded connection between the central transmission shaft 91 and the bottom connecting sleeve 92; the movable sleeve 94 is sleeved on the upper part of the outer side of the central transmission shaft 91; the fixed bolt 95 is in threaded connection with the joint of the central transmission shaft 91 and the movable sleeve 94; the rotating assemblies 96 are respectively welded on the left side and the right side of the moving sleeve 94; the bottom connecting sleeve 92 at the upper part of the arc-shaped reaming disc 10 is sleeved at the lower part of the central transmission shaft 91, the locking bolt 93 is screwed down to lock the connection part, the fixing bolt 95 is unscrewed simultaneously, and the position of the movable sleeve 94 at the outer side of the central transmission shaft 91 is adjusted.
As shown in fig. 4, in the above embodiment, specifically, the side tightening frame structure 11 includes a turnover threaded pipe 111, a threaded mandril 112, a hexagonal rotating block 113, a rotating pin shaft plate 114 and a bolt connecting plate 115, where the threaded mandril 112 is connected to the lower inner part of the turnover threaded pipe 111 in a threaded manner; the hexagonal rotating block 113 is welded at the lower part of the outer side of the threaded mandril 112; the rotating pin shaft plate 114 is coupled to the lower part of the threaded mandril 112; the bolt connecting plate 115 is welded at the lower part of the rotating pin shaft plate 114; the lower part of the bolt connecting plate 115 is connected with the periphery of the upper part of the arc-shaped reaming disc 10 through bolts, the threaded mandril 112 is rotated through the hexagonal rotating block 113 by a wrench, and the position of the threaded mandril 112 at the inner side of the turnover threaded pipe 111 is adjusted.
In the above embodiment, specifically, the threaded through hole 73 inside the rectangular sliding block 71 is communicated with the threaded through hole 73 inside the cylindrical positioning block 72, and can be adjusted according to the size of the impeller.
In the above embodiment, specifically, the end limiting plate 74 is disposed at the right side of the sliding sleeve 75 to perform a limiting function.
In the above embodiment, specifically, the rectangular sliding blocks 71 are respectively inserted into four corners of the inner side of the groove positioning plate 4.
In the above embodiment, specifically, the threaded adjusting rod 5 is screwed inside the threaded through hole 73, so as to facilitate adjusting the position of the locking jaw 76.
In the above embodiment, specifically, the outer side of the cylindrical positioning block 72 is sleeved with a compression spring, and the compression spring is disposed between the rectangular sliding block 71 and the sliding sleeve 75, and clamps the edge by an elastic force.
In the above embodiment, specifically, the upper portion of the central transmission shaft 91 is coupled to the middle position inside the middle moving plate 8, and the upper portion of the central transmission shaft 91 is coupled to the output shaft of the rotating motor 13 through a coupling.
In the above embodiment, specifically, the bottom connection sleeve 92 is welded to the upper middle position of the arc-shaped expanding hole disk 10.
In the above embodiment, specifically, the moving sleeve 94 is disposed at the lower portion of the intermediate moving plate 8.
In the above embodiment, specifically, the upper portion of the inverted threaded pipe 111 is bolted to the side of the moving sleeve 94 away from the rotating assembly 96.
In the above embodiment, specifically, the bolt connection plates 115 are respectively bolted to four corners of the upper portion of the arc-shaped reaming disk 10.
Principle of operation
The working principle of the utility model is as follows: when the device is used, an impeller is placed on the upper portion of the groove positioning disc 4, the hand wheel 6 is held to rotate the thread adjusting rod 5, the position of the rectangular sliding block 71 on the inner side of the groove positioning disc 4 is adjusted by matching with the thread through hole 73, the locking clamping jaws 76 are close to the impeller, the sliding sleeve 75 is pushed by a compression spring on the outer side of the cylindrical positioning block 72 to move on the outer side of the cylindrical positioning block 72, the locking clamping jaws 76 are driven to move downwards by the linkage pull rod 77, the right upper portions of the locking clamping jaws 76 are clamped at the edge of the lower portion of the impeller, the impeller is clamped, the position needing hole expansion is aligned to the lower portion of the central shaft of the central transmission shaft 91, the arc hole expansion disc 10 is selected according to the size needing hole expansion, the bottom connecting sleeve 92 on the upper portion of the arc hole expansion disc 10 is sleeved on the lower portion of the central transmission shaft 91, the locking bolt 93 is screwed down to lock the connection position, and the fixing bolt 95 is unscrewed at the same time, adjust the position of moving sleeve 94 in the central transmission shaft 91 outside, then with the bolt connection board 115 the lower part with the upper portion of arc reaming dish 10 put bolted connection all around, utilize the spanner to rotate screw ejector pin 112 through hexagonal rotatory piece 113, adjust the position of screw ejector pin 112 at upset screwed pipe 111 inboard, make upset screwed pipe 111 and screw ejector pin 112 top tight on the upper portion of arc reaming dish 10, the output pole of lift cylinder 15 promotes arc reaming dish 10 and moves down, the output shaft of rotating electrical machines 13 drives arc reaming dish 10 rotatory simultaneously, process the reaming position.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention.

Claims (6)

1. The improved special equipment for impeller flaring is characterized by comprising a bottom fixing seat (1), side supporting columns (2), a top mounting plate (3), a groove positioning plate (4), a thread adjusting rod (5), a rotating hand wheel (6), an elastic positioning frame structure (7), a middle moving plate (8), a conveniently-disassembled transmission frame structure (9), an arc-shaped flaring plate (10), a side tightening frame structure (11), a supporting boss (12), a rotating motor (13), a sliding through hole (14) and a lifting cylinder (15), wherein the side supporting columns (2) are respectively welded on the left side and the right side of the upper part of the bottom fixing seat (1); the top mounting plate (3) is connected to the upper part of the side supporting column (2) through a bolt; the groove positioning plate (4) is connected to the middle position of the upper part of the bottom fixed seat (1) through a bolt; the thread adjusting rods (5) are respectively connected to the four corners of the inner side of the groove positioning disc (4) in a shaft mode; the rotary hand wheels (6) are respectively arranged at the periphery of the outer side of the groove positioning plate (4); the elastic positioning frame structures (7) are respectively arranged at the four corners of the inner side of the groove positioning disc (4); the middle moving plate (8) is arranged at the upper part of the inner side of the side supporting column (2); the conveniently-disassembled transmission frame structure (9) is arranged in the middle of the lower part of the middle moving plate (8); the arc-shaped hole expanding disc (10) is arranged at the lower part of the conveniently-detached transmission frame structure (9); the side tight-supporting frame structures (11) are respectively arranged at the periphery of the outer part of the easy-to-detach transmission frame structure (9); the supporting boss (12) is connected to the middle position of the upper part of the middle moving plate (8) through bolts; the rotating motor (13) is connected to the middle position of the upper part of the supporting boss (12) through a bolt; the sliding through holes (14) are respectively arranged at the left side and the right side of the middle moving plate (8); the lifting cylinders (15) are respectively connected to the left side and the right side of the inside of the top mounting plate (3) through bolts; the elastic positioning frame structure (7) comprises a rectangular sliding block (71), a cylindrical positioning block (72), a threaded through hole (73), an end limiting plate (74), a sliding sleeve (75), a locking claw (76) and a linkage pull rod (77), wherein the cylindrical positioning block (72) is integrally arranged on the right side of the rectangular sliding block (71); the threaded through holes (73) are respectively formed in the inner sides of the rectangular sliding block (71) and the cylindrical positioning block (72); the end limiting plate (74) is in threaded connection with the right side of the cylindrical positioning block (72); the sliding sleeve (75) is sleeved on the outer side of the cylindrical positioning block (72); the locking claw (76) is connected to the upper part of the rectangular sliding block (71) through a pin shaft plate in a shaft way; one end of the linkage pull rod (77) is coupled with the right side of the locking claw (76) through a pin shaft plate, and the other end is coupled with the upper part of the sliding sleeve (75) through the pin shaft plate.
2. The improved special equipment for impeller flaring according to claim 1, wherein the easy-to-detach transmission frame structure (9) comprises a central transmission shaft (91), a bottom connecting sleeve (92), a locking bolt (93), a moving sleeve (94), a fixing bolt (95) and a rotating assembly (96), wherein the bottom connecting sleeve (92) is sleeved at the lower part of the outer side of the central transmission shaft (91); the locking bolt (93) is in threaded connection between the central transmission shaft (91) and the bottom connecting sleeve (92); the movable sleeve (94) is sleeved on the upper part of the outer side of the central transmission shaft (91); the fixed bolt (95) is in threaded connection with the joint of the central transmission shaft (91) and the movable sleeve (94); the rotating assemblies (96) are respectively welded on the left side and the right side of the moving sleeve (94).
3. The improved special impeller flaring device according to claim 1, wherein said side tightening frame structure (11) comprises a turnover threaded pipe (111), a threaded ejector rod (112), a hexagonal rotating block (113), a rotating pin shaft plate (114) and a bolt connecting plate (115), said threaded ejector rod (112) is screwed on the lower inner side of the turnover threaded pipe (111); the hexagonal rotating block (113) is welded at the lower part of the outer side of the threaded mandril (112); the rotating pin shaft plate (114) is coupled to the lower part of the threaded mandril (112) in a shaft way; the bolt connecting plate (115) is welded at the lower part of the rotating pin shaft plate (114).
4. The improved special flaring device for the impeller according to claim 1, wherein the threaded through hole (73) on the inner side of the rectangular sliding block (71) is communicated with the threaded through hole (73) on the inner side of the cylindrical positioning block (72), and the end limiting plate (74) is arranged on the right side of the sliding sleeve (75).
5. The improved special impeller flaring device as claimed in claim 1, wherein the rectangular sliding blocks (71) are respectively inserted into the four corners of the inner side of the groove positioning disc (4), and the thread adjusting rod (5) is in threaded connection with the inner side of the thread through hole (73).
6. The improved special flaring equipment for the impeller according to claim 1, characterized in that a compression spring is sleeved on the outer side of the cylindrical positioning block (72) and is arranged between the rectangular sliding block (71) and the sliding sleeve (75).
CN202220804481.1U 2022-04-08 2022-04-08 Improved impeller flaring special equipment Active CN216989471U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202220804481.1U CN216989471U (en) 2022-04-08 2022-04-08 Improved impeller flaring special equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202220804481.1U CN216989471U (en) 2022-04-08 2022-04-08 Improved impeller flaring special equipment

Publications (1)

Publication Number Publication Date
CN216989471U true CN216989471U (en) 2022-07-19

Family

ID=82376582

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202220804481.1U Active CN216989471U (en) 2022-04-08 2022-04-08 Improved impeller flaring special equipment

Country Status (1)

Country Link
CN (1) CN216989471U (en)

Similar Documents

Publication Publication Date Title
CN216989471U (en) Improved impeller flaring special equipment
CN111843557B (en) Stator blade following clamp and rapid clamping method using same
CN201702472U (en) Pneumatic suspension tapping machine
CN105458981A (en) Self-centering clamping device for oil cylinder assembly
CN215147103U (en) Automatic clamping and positioning device for parts
CN211136871U (en) Self-tensioning movement clamp
CN213195772U (en) Fixing device for shaft end drilling
CN211615310U (en) Clamping protection device for blade liquid shot blasting
CN110497356B (en) Large-scale electric motor rotor installs and removes retaining ring tool equipment
CN218695226U (en) Welding tool of automatic welding equipment for square steel support
CN208304476U (en) Clamp for machining for carbon fiber elevating lever expansion ring
CN205363578U (en) Engine cylinder block fixing device
CN219275745U (en) Detaching tool for ball valve
CN218905114U (en) Flange positioning tool
CN221314070U (en) Bearing dismounting device
CN221312573U (en) Boring device for transmission shaft fork parts
CN221088707U (en) Portable small-volume gas cylinder clamping device
CN220993935U (en) Device capable of polishing metal member
CN219747128U (en) Rotatable groove device of pipe fitting fixing die
CN219562242U (en) Automatic clamp convenient for telescopic adjustment
CN220806322U (en) Flange plate fixing device
CN219582271U (en) Workpiece cutting equipment
CN220575758U (en) Multi-size bolt and nut mounting and dismounting structure
CN220699496U (en) Pulser extracting tool
CN209936822U (en) Portable reverse osmosis membrane shell extracting tool

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant