CN213352024U - Processing device for hydraulic seamless pipe joint - Google Patents
Processing device for hydraulic seamless pipe joint Download PDFInfo
- Publication number
- CN213352024U CN213352024U CN202022347349.6U CN202022347349U CN213352024U CN 213352024 U CN213352024 U CN 213352024U CN 202022347349 U CN202022347349 U CN 202022347349U CN 213352024 U CN213352024 U CN 213352024U
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- frame structure
- sliding
- workbench
- pipe joint
- hydraulic
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- 238000005498 polishing Methods 0.000 claims abstract description 51
- 230000008878 coupling Effects 0.000 claims abstract description 9
- 238000010168 coupling process Methods 0.000 claims abstract description 9
- 238000005859 coupling reaction Methods 0.000 claims abstract description 9
- 239000011148 porous material Substances 0.000 claims description 5
- 238000003754 machining Methods 0.000 claims description 2
- 230000002349 favourable effect Effects 0.000 abstract description 8
- 230000000694 effects Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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Abstract
The utility model provides a processing device of a hydraulic seamless pipe joint, which comprises a workbench, supporting legs, a sliding groove, a threaded rod, a threaded pipe, a sliding frame, a stable moving frame structure, a cylinder, an adjusting polishing frame structure, a supporting frame, a bearing, a three-jaw chuck, a seamless pipe joint, a rotating motor and a driving motor, wherein the supporting legs are respectively welded at the four corners of the lower part of the workbench; the sliding groove is formed in the right side inside the workbench; the threaded rod is arranged on the inner side of the sliding groove, and the left side and the right side of the threaded rod are respectively in shaft connection with the workbench. The utility model has the advantages that: through the setting of sliding tube, fixing bolt, otic placode and bracing piece, be favorable to conveniently adjusting the distance between just tearing formula frame structure and the connecting pipe open to the seamless coupling of different apertures is polished conveniently, increases the device's application function, further perfects the device.
Description
Technical Field
The utility model belongs to the technical field of the processing equipment, especially, relate to a processingequipment of hydraulic pressure seamless pipe joint.
Background
The inner wall of the pipe joint is required to be polished at last in the production of the seamless pipe joint, the pipe joint is more precise in connection with a hydraulic pipeline, hydraulic oil is prevented from leaking from the joint, and the inner hole grinding equipment of the seamless pipe joint is equipment for polishing the inner surface of the seamless pipe structure.
However, the existing processing device for the hydraulic seamless pipe joint also has the problems that the pipe joints with different apertures are inconvenient to polish and polish, the polishing wheel is inconvenient to replace, and the polishing wheel can be deviated downwards when the transmission rod is too long.
Therefore, it is necessary to develop a processing device for a hydraulic seamless pipe joint.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a processingequipment of seamless pipe joint of hydraulic pressure to solve the inconvenient problem that can make the throwing aureola skew downwards when polishing, inconvenient change throwing aureola and transfer line overlength to the coupling in different apertures of the processing equipment of current seamless pipe joint of hydraulic pressure. A processing device for a hydraulic seamless pipe joint comprises a workbench, supporting legs, a sliding groove, a threaded rod, a threaded pipe, a sliding frame, a stable moving frame structure, a cylinder, an adjusting polishing frame structure, a supporting frame, a bearing, a three-jaw chuck, a seamless pipe joint, a rotating motor and a driving motor, wherein the supporting legs are welded at the four corners of the lower part of the workbench respectively; the sliding groove is formed in the right side inside the workbench; the threaded rod is arranged on the inner side of the sliding groove, and the left side and the right side of the threaded rod are respectively in shaft connection with the workbench; the threaded pipe is in threaded connection with the left side and the right side of the threaded rod; the sliding frame is placed on the right side of the upper part of the workbench, and the left side and the right side of the lower part of the sliding frame are respectively connected with the threaded pipe through bolts; the stable moving frame structure is arranged on the left side of the upper part of the sliding frame; the cylinder is connected to the right side of the upper part of the sliding frame through a bolt; the adjusting polishing frame structure is arranged on the left side of the stable moving frame structure; the support frame is connected to the left side of the upper part of the workbench through a bolt; the outer ring of the bearing is connected to the right side of the upper part of the support frame through a bolt; the left side of the three-jaw chuck is inserted into the inner ring of the bearing; the seamless pipe joint is clamped in the middle position of the right side of the three-jaw chuck; the rotating motor is connected to the upper part of the left side of the support frame through a bolt, and an output shaft is connected with a left side coupling of the three-jaw chuck; the driving motor is connected to the right side of the workbench through a bolt, and the output rod penetrates through the workbench and is connected with a right coupler of the threaded rod; the adjusting polishing frame structure comprises a connecting pipe, a connecting flange, a sliding pipe, a fixing bolt, an ear plate, a supporting rod and a conveniently-detached polishing frame structure, wherein the connecting flange is welded on the right side of the connecting pipe; the sliding pipe is sleeved on the right side of the outer part of the connecting pipe; the fixed bolt is in threaded connection with the connecting position of the connecting pipe and the sliding pipe; the connecting pipes are respectively welded on the upper and lower parts of the left side of the connecting pipe and the upper and lower parts of the left side of the sliding pipe; the left side and the right side of the supporting rod are respectively connected with the ear plate and the conveniently-detached grinding frame structure; the conveniently-disassembled grinding frame structure is respectively arranged at the upper part and the lower part of the connecting pipe.
Preferably, the conveniently-disassembled grinding frame structure comprises a mounting seat, a pore plate, a T-shaped sliding groove, a T-shaped sliding block, a polishing grinding block and a clamping bolt, wherein the pore plate is respectively welded on the left side and the right side of the lower part of the mounting seat; the T-shaped sliding groove is transversely arranged at the upper part of the mounting seat; the T-shaped sliding block is transversely inserted into the inner side of the T-shaped sliding groove; the polishing block is connected to the upper part of the T-shaped sliding block through a screw; the clamping bolt is connected to the middle position of the lower part of the mounting seat through a bolt, and the upper part of the clamping bolt is tightly propped against the lower part of the T-shaped sliding block.
Preferably, the stable moving frame structure comprises a fixed seat, a through hole, a limiting groove, a cross rod, a sliding rod and a flange plate, wherein the through hole is formed in the middle of the inner side of the fixed seat; the limiting grooves are respectively formed in the front end and the rear end of the inner side of the fixing seat; the cross rod is transversely inserted into the inner side of the through hole; the sliding rods are respectively welded at the front end and the rear end of the cross rod; the flanges are respectively welded on the left side and the right side of the cross rod.
Preferably, the limiting grooves are respectively arranged at the front end and the rear end of the through hole, and the sliding rod is inserted into the inner side of the limiting groove.
Preferably, the number of the flange plates is two, the flange plate on the left side is connected with the connecting flange through bolts, and the flange plate on the right side is connected with the output rod of the air cylinder through a flange.
Preferably, the fixed seat is connected to the left side of the upper part of the sliding frame through a bolt; the central line of the cross rod and the central line of the three-jaw chuck are horizontally arranged.
Preferably, the connecting pipe is arranged at the upper left side of the sliding frame.
Preferably, one end of the support rod is connected with the pore plate in a shaft mode, and the other end of the support rod is connected with the lug plate in a shaft mode.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses in, the setting of sliding tube, fixing bolt, otic placode and bracing piece, be favorable to conveniently adjusting the distance between just tearing open formula frame structure and the connecting pipe of polishing to the seamless coupling in different apertures is polished to the convenience, increases the device's application range, further perfects the device's service function.
The utility model discloses in, the setting of connection flange and ring flange be favorable to the convenience to carry out the split to connecting pipe and horizontal pole to make things convenient for the staff to maintain the inboard part of regulation polishing frame structure, reduce the maintenance cost of adjusting polishing frame structure.
The utility model discloses in, the setting of T type spout and T type slider, be favorable to the convenience to carry out quick dismantlement and installation to the polishing sanding block to save the maintenance duration when maintaining the polishing sanding block, and then prolong the life of polishing sanding block.
The utility model discloses in, mount pad and clamping bolt's setting, be favorable to the convenience to press from both sides tightly polishing block, prevent that polishing block from the upper portion landing of mount pad when using, influence the device to seamless coupling's processing effect.
The utility model discloses in, the setting of fixing base, through-hole and horizontal pole, when being favorable to the output pole promotion of cylinder to adjust polishing frame structure and remove, make the central line of adjusting polishing frame structure and seamless coupling's central line level, prevent to adjust polishing frame structure and take place the skew when using, the influence is to seamless coupling's processing effect.
The utility model discloses in, the setting of spacing groove and slide bar be favorable to carrying out circumference spacing to the horizontal pole, when preventing seamless pipe joint and adjusting polishing frame structure friction, lead to the horizontal pole to produce the rotation in a circumferential direction, eliminate the circumference power that the cylinder received to the life of extension cylinder.
The utility model discloses in, sliding tray, threaded rod, screwed pipe and driving motor's setting, be favorable to the convenience to remove the carriage is whole fast to the left side, make and adjust near the right side that polishing frame structure is located seamless pipe joint, reduce the time consumption when not adding man-hour to improve the device's machining efficiency.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of the structure of the adjustable polishing stand of the present invention;
FIG. 3 is a schematic structural view of the easy-to-detach grinding frame structure of the present invention;
fig. 4 is a schematic structural view of the stable moving frame structure of the present invention.
In the figure:
1. a work table; 2. supporting legs; 3. a sliding groove; 4. a threaded rod; 5. a threaded pipe; 6. a carriage; 7. stabilizing the movable frame structure; 71. a fixed seat; 72. a through hole; 73. a limiting groove; 74. a cross bar; 75. a slide bar; 76. a flange plate; 8. a cylinder; 9. adjusting the structure of the polishing frame; 91. a connecting pipe; 92. a connecting flange; 93. a sliding tube; 94. fixing the bolt; 95. an ear plate; 96. a support bar; 97. a conveniently disassembled grinding frame structure; 971. a mounting seat; 972. an orifice plate; 973. a T-shaped chute; 974. a T-shaped slider; 975. polishing the grinding block; 976. clamping the bolt; 10. a support frame; 11. a bearing; 12. a three-jaw chuck; 13. a seamless pipe joint; 14. a rotating electric machine; 15. the motor is driven.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example (b):
as shown in fig. 1 and fig. 2, a hydraulic seamless pipe joint processing device comprises a workbench 1, support legs 2, a sliding groove 3, a threaded rod 4, a threaded pipe 5, a sliding frame 6, a stable moving frame structure 7, an air cylinder 8, an adjusting polishing frame structure 9, a support frame 10, a bearing 11, a three-jaw chuck 12, a seamless pipe joint 13, a rotating motor 14 and a driving motor 15, wherein the support legs 2 are respectively welded at four corners of the lower part of the workbench 1; the sliding groove 3 is formed in the right side inside the workbench 1; the threaded rod 4 is arranged on the inner side of the sliding groove 3, and the left side and the right side of the threaded rod are respectively in shaft connection with the workbench 1; the threaded pipe 5 is in threaded connection with the left side and the right side of the threaded rod 4; the sliding frame 6 is placed on the right side of the upper part of the workbench 1, and the left side and the right side of the lower part of the workbench are respectively connected with the threaded pipe 5 through bolts; the stable moving frame structure 7 is arranged at the left side of the upper part of the sliding frame 6; the cylinder 8 is connected to the right side of the upper part of the sliding frame 6 through a bolt; the adjusting polishing frame structure 9 is arranged on the left side of the stable moving frame structure 7; the support frame 10 is connected to the left side of the upper part of the workbench 1 through a bolt; the outer ring of the bearing 11 is bolted on the right side of the upper part of the support frame 10; the left side of the three-jaw chuck 12 is inserted into the inner ring of the bearing 11; the seamless pipe joint 13 is clamped in the middle position of the right side of the three-jaw chuck 12; the rotating motor 14 is connected to the upper part of the left side of the support frame 10 through a bolt, and an output shaft is connected with a left coupling of the three-jaw chuck 12; the driving motor 15 is connected to the right side of the workbench 1 through a bolt, and the output rod penetrates through the workbench 1 and is connected with a right coupler of the threaded rod 4; the adjusting polishing frame structure 9 comprises a connecting pipe 91, a connecting flange 92, a sliding pipe 93, a fixing bolt 94, an ear plate 95, a supporting rod 96 and a conveniently-detached polishing frame structure 97, wherein the connecting flange 92 is welded on the right side of the connecting pipe 91; the sliding pipe 93 is sleeved on the right side of the outer part of the connecting pipe 91; the fixing bolt 94 is in threaded connection with the connecting part of the connecting pipe 91 and the sliding pipe 93; the plurality of ear plates 95 are arranged, and the connecting pipe 91 is respectively welded on the upper and lower parts of the left side of the connecting pipe 91 and the upper and lower parts of the left side of the sliding pipe 93; the left side and the right side of the supporting rod 96 are respectively connected with an ear plate 95 and a conveniently-disassembled grinding frame structure 97; the conveniently detachable grinding frame structure 97 is respectively arranged at the upper part and the lower part of the connecting pipe 91; the fixing bolt 94 is loosened, the position of the sliding pipe 93 outside the connecting pipe 91 is adjusted, and the distance between the easy-to-detach grinding frame structure 97 and the connecting pipe 91 is adjusted through the support rod 96, so that the seamless pipe joints 13 with different apertures are processed.
As shown in fig. 3, in the above embodiment, specifically, the detachable polishing frame structure 97 includes a mounting seat 971, an orifice plate 972, a T-shaped sliding groove 973, a T-shaped sliding block 974, a polishing block 975 and a clamping bolt 976, where the orifice plate 972 is respectively welded on the left and right sides of the lower portion of the mounting seat 971; the T-shaped chute 973 is transversely arranged at the upper part of the mounting seat 971; the T-shaped sliding block 974 is transversely inserted into the inner side of the T-shaped sliding groove 973; the polishing block 975 is screwed on the upper part of the T-shaped sliding block 974; the clamping bolt 976 is in bolted connection with the middle position of the lower part of the mounting seat 971, and the upper part of the clamping bolt is tightly propped against the lower part of the T-shaped sliding block 974; the clamping bolt 976 is unscrewed, the polishing and grinding block 975 is moved transversely, the T-shaped sliding block 974 is drawn out from the inner side of the T-shaped sliding groove 973, and the polishing and grinding block 975 is convenient to disassemble.
As shown in fig. 4, in the above embodiment, specifically, the fixed moving frame structure 7 includes a fixed base 71, a through hole 72, a limiting groove 73, a cross bar 74, a sliding bar 75 and a flange plate 76, where the through hole 72 is opened at a middle position inside the fixed base 71; the limiting grooves 73 are respectively formed in the front end and the rear end of the inner side of the fixed seat 71; the cross rod 74 is transversely inserted into the inner side of the through hole 72; the sliding rods 75 are respectively welded at the front end and the rear end of the cross rod 74; the flange plates 76 are respectively welded at the left side and the right side of the cross rod 74; the output rod of cylinder 8 promotes horizontal pole 74 to the left side, and horizontal pole 74 removes in the inboard of through-hole 72 to it is more stable when making to adjust polishing frame structure 9 and removing, prevents to adjust polishing frame structure 9 off-center, influences the processing effect.
In the above embodiment, specifically, the limiting grooves 73 are respectively disposed at the front end and the rear end of the through hole 72, and the sliding rod 75 is inserted into the inner side of the limiting groove 73.
In the above embodiment, specifically, two flanges 76 are provided, the left flange 76 is bolted to the connecting flange 92, and the right flange 76 is flanged to the output rod of the cylinder 8.
In the above embodiment, specifically, the fixing seat 71 is bolted to the left side of the upper part of the sliding frame 6; the center line of the cross bar 74 is horizontally arranged with the center line of the three-jaw chuck 12.
In the above embodiment, specifically, the connection pipe 91 is disposed on the upper left side of the sliding frame 6.
In the above embodiment, specifically, one end of the support rod 96 is coupled to the hole plate 972, and the other end is coupled to the ear plate 95.
Principle of operation
The utility model discloses a theory of operation: when the device is used, firstly, the seamless pipe joint 13 is placed in the middle position of the right side of the three-jaw chuck 12, the seamless pipe joint 13 is firmly fixed through the three-jaw chuck 12, the driving motor 15 is started, the driving motor 15 drives the threaded rod 4 to rotate, the threaded pipe 5 drives the sliding frame 6 to rapidly move towards the left side until the adjusting polishing frame structure 9 moves to the right side of the seamless pipe joint 13, the fixing bolt 94 is unscrewed according to the inner hole diameter of the seamless pipe joint 13, the position of the sliding pipe 93 at the outer side of the connecting pipe 91 is adjusted, the distance between the conveniently-disassembled polishing frame structure 97 and the connecting pipe 91 is adjusted through the supporting rod 96, so that the seamless pipe joints 13 with different apertures are processed, the polishing block 975 can generate friction with the inner wall of the seamless pipe joint 13, the fixing bolt 94 is screwed, the air cylinder 8 and the rotating motor 14 are respectively started, the rotating motor 14 drives the seamless pipe joint 13 to, the output pole of cylinder 8 promotes horizontal pole 74 to the left side, horizontal pole 74 moves at the inboard of through-hole 72, thereby it is more stable when making the regulation polish frame structure 9 remove, prevent to adjust the skew center of polish frame structure 9, the inboard friction of polishing sanding block 975 and seamless pipe joint 13, polish and polish to the inboard of seamless pipe joint 13, when needs maintain polishing sanding block 975 or change, unscrew clamping bolt 976, lateral shifting polishing sanding block 975, draw out T type slider 974 from the inboard of T type spout 973, conveniently dismantle polishing sanding block 975.
Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.
Claims (8)
1. The processing device of the hydraulic seamless pipe joint is characterized by comprising a workbench (1), supporting legs (2), a sliding groove (3), a threaded rod (4), a threaded pipe (5), a sliding frame (6), a stable moving frame structure (7), a cylinder (8), an adjusting polishing frame structure (9), a supporting frame (10), a bearing (11), a three-jaw chuck (12), a seamless pipe joint (13), a rotating motor (14) and a driving motor (15), wherein the supporting legs (2) are respectively welded at four corners of the lower part of the workbench (1); the sliding groove (3) is formed in the right side inside the workbench (1); the threaded rod (4) is arranged on the inner side of the sliding groove (3), and the left side and the right side of the threaded rod are respectively in shaft connection with the workbench (1); the threaded pipe (5) is in threaded connection with the left side and the right side of the threaded rod (4); the sliding frame (6) is arranged on the right side of the upper part of the workbench (1), and the left side and the right side of the lower part of the sliding frame are respectively connected with the threaded pipe (5) through bolts; the stable moving frame structure (7) is arranged on the left side of the upper part of the sliding frame (6); the cylinder (8) is connected to the right side of the upper part of the sliding frame (6) through a bolt; the adjusting polishing frame structure (9) is arranged on the left side of the stable moving frame structure (7); the support frame (10) is connected to the left side of the upper part of the workbench (1) through bolts; the outer ring of the bearing (11) is connected to the right side of the upper part of the support frame (10) through a bolt; the left side of the three-jaw chuck (12) is inserted into the inner ring of the bearing (11); the seamless pipe joint (13) is clamped in the middle position of the right side of the three-jaw chuck (12); the rotating motor (14) is connected to the upper part of the left side of the support frame (10) through a bolt, and an output shaft is connected with a left side coupling of the three-jaw chuck (12); the driving motor (15) is connected to the right side of the workbench (1) through a bolt, and the output rod penetrates through the workbench (1) and is connected with a right coupler of the threaded rod (4); the adjusting polishing frame structure (9) comprises a connecting pipe (91), a connecting flange (92), a sliding pipe (93), a fixing bolt (94), an ear plate (95), a supporting rod (96) and a conveniently-disassembled polishing frame structure (97), wherein the connecting flange (92) is welded on the right side of the connecting pipe (91); the sliding pipe (93) is sleeved on the right side of the outer part of the connecting pipe (91); the fixed bolt (94) is in threaded connection with the connecting part of the connecting pipe (91) and the sliding pipe (93); the ear plates (95) are provided with a plurality of ear plates, and the connecting pipes (91) are respectively welded on the upper and lower parts of the left side of the connecting pipes (91) and the upper and lower parts of the left side of the sliding pipes (93); the left side and the right side of the supporting rod (96) are respectively connected with an ear plate (95) and a conveniently-detached grinding frame structure (97); the conveniently-disassembled grinding frame structure (97) is respectively arranged at the upper part and the lower part of the connecting pipe (91).
2. The processing device of the hydraulic seamless pipe joint as claimed in claim 1, wherein the easy-to-detach grinding frame structure (97) comprises a mounting seat (971), a pore plate (972), a T-shaped chute (973), a T-shaped slide block (974), a polishing grinding block (975) and a clamping bolt (976), wherein the pore plate (972) is welded on the left side and the right side of the lower part of the mounting seat (971) respectively; the T-shaped chute (973) is transversely arranged at the upper part of the mounting seat (971); the T-shaped sliding block (974) is transversely inserted into the inner side of the T-shaped sliding groove (973); the polishing block (975) is connected to the upper part of the T-shaped sliding block (974) through a screw; the clamping bolt (976) is in bolted connection with the middle position of the lower part of the mounting seat (971), and the upper part of the clamping bolt is tightly propped against the lower part of the T-shaped sliding block (974).
3. The processing device of the hydraulic seamless pipe joint as claimed in claim 1, wherein the steady moving frame structure (7) comprises a fixed seat (71), a through hole (72), a limiting groove (73), a cross bar (74), a slide bar (75) and a flange plate (76), the through hole (72) is arranged at the middle position of the inner side of the fixed seat (71); the limiting grooves (73) are respectively formed in the front end and the rear end of the inner side of the fixed seat (71); the cross rod (74) is transversely inserted into the inner side of the through hole (72); the sliding rods (75) are respectively welded at the front end and the rear end of the cross rod (74); the flanges (76) are respectively welded on the left side and the right side of the cross rod (74).
4. The hydraulic seamless pipe joint processing device according to claim 3, wherein the limiting grooves (73) are respectively provided at the front and rear ends of the through hole (72), and the slide bar (75) is inserted into the inner side of the limiting grooves (73).
5. A hydraulic seamless pipe joint processing apparatus according to claim 3, wherein two flange plates (76) are provided, the left flange plate (76) is bolted to the connecting flange (92), and the right flange plate (76) is flanged to the output rod of the cylinder (8).
6. A hydraulic seamless pipe joint working apparatus according to claim 3, characterized in that the holder (71) is bolted to the left side of the upper part of the carriage (6); the central line of the cross rod (74) and the central line of the three-jaw chuck (12) are horizontally arranged.
7. The hydraulic seamless pipe joint machining apparatus according to claim 1, wherein the connection pipe (91) is provided on the upper left side of the carriage (6).
8. A hydraulic seamless pipe joint processing apparatus according to claim 2, characterized in that the support rod (96) is coupled to the orifice plate (972) at one end and to the lug plate (95) at the other end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022347349.6U CN213352024U (en) | 2020-10-20 | 2020-10-20 | Processing device for hydraulic seamless pipe joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022347349.6U CN213352024U (en) | 2020-10-20 | 2020-10-20 | Processing device for hydraulic seamless pipe joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213352024U true CN213352024U (en) | 2021-06-04 |
Family
ID=76131496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022347349.6U Expired - Fee Related CN213352024U (en) | 2020-10-20 | 2020-10-20 | Processing device for hydraulic seamless pipe joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213352024U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114211343A (en) * | 2021-12-20 | 2022-03-22 | 扬州硕宇高压电气有限公司 | Polishing machine for removing welding seams on inner wall of grading ring |
-
2020
- 2020-10-20 CN CN202022347349.6U patent/CN213352024U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114211343A (en) * | 2021-12-20 | 2022-03-22 | 扬州硕宇高压电气有限公司 | Polishing machine for removing welding seams on inner wall of grading ring |
| CN114211343B (en) * | 2021-12-20 | 2024-03-15 | 扬州硕宇高压电气有限公司 | Polishing machine for removing welding lines on inner wall of equalizing ring |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210604 |
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| CF01 | Termination of patent right due to non-payment of annual fee |