CN107877120B - Quick assembly disassembly equipment of ball valve telescopic joint - Google Patents
Quick assembly disassembly equipment of ball valve telescopic joint Download PDFInfo
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- CN107877120B CN107877120B CN201711326942.9A CN201711326942A CN107877120B CN 107877120 B CN107877120 B CN 107877120B CN 201711326942 A CN201711326942 A CN 201711326942A CN 107877120 B CN107877120 B CN 107877120B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
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Abstract
The invention discloses a quick dismounting device for a ball valve expansion joint, which comprises a frame (1), wherein a movable wheel (2) is arranged at the bottom of the frame (1), supporting blocks (3) are respectively arranged at the front end and the rear end above the frame (1), a lifting cylinder (4) is arranged between the two supporting blocks (3), a supporting frame (5) is arranged at the extending end of the lifting cylinder (4), an arc-shaped plate (6) is arranged at the upper end of the supporting frame (5), a plurality of grooves are formed in the inner wall of the arc-shaped plate (6), and a magnet (7) is arranged in each groove; the left end of the frame (1) is provided with a bolt dismounting mechanism (8), and the right end of the frame (1) is provided with an expansion joint fixing mechanism (9). The invention has the characteristics of reducing the operation difficulty, relieving the labor intensity of workers and improving the disassembly efficiency.
Description
Technical Field
The invention relates to an expansion joint dismounting device, in particular to a ball valve expansion joint quick dismounting device.
Background
When the ball valve sealing performance is overhauled, the telescopic joint is required to be dismantled and moved to an overhauling site which does not prevent the working seal of the ball valve from being dismantled. Because the telescopic joint is connected with the ball valve through a plurality of bolts, the telescopic joint is fixed by using the guide chain when the telescopic joint is dismounted, and then the bolts are dismounted manually, so that the labor intensity of workers is high due to the fact that the number of the bolts is large. In the process of transporting the telescopic joint, the square timber is firstly used for paving the track, then two hanging points arranged above the track are used for hanging the guide chains, acting force is on the telescopic joint, then the telescopic joint is slowly rolled on the track paved by the square timber to move to a designated position through operating the guide chains, and the operation is performed in a limited space, so that the operation difficulty is increased, the labor intensity of workers is also increased, and the dismantling speed is reduced. Therefore, the prior art has the problems of high operation difficulty, high labor intensity of workers and low disassembly efficiency.
Disclosure of Invention
The invention aims to provide a quick dismounting device for a ball valve expansion joint. The invention has the characteristics of reducing the operation difficulty, relieving the labor intensity of workers and improving the disassembly efficiency.
The technical scheme of the invention is as follows: the quick dismounting device for the ball valve expansion joint comprises a frame, wherein a movable wheel is arranged at the bottom of the frame, supporting blocks are respectively arranged at the front end and the rear end above the frame, a lifting cylinder is arranged between the two supporting blocks, a supporting frame is arranged at the extending end of the lifting cylinder, an arc-shaped plate is arranged at the upper end of the supporting frame, a plurality of grooves are formed in the inner wall of the arc-shaped plate, and a magnet is arranged in each groove; the left end of the frame is provided with a bolt dismounting mechanism, and the right end of the frame is provided with an expansion joint fixing mechanism.
In the foregoing ball valve telescopic joint quick assembly disassembly equipment, the supporting shoe includes the supporting shoe body, and supporting shoe body inner wall is equipped with the arc holding surface.
In the foregoing rapid disassembly and assembly device for ball valve expansion joint, the expansion joint fixing mechanism comprises a first hydraulic lifting rod arranged at the right end of the frame, an arc-shaped clamp is arranged at the upper end of the first hydraulic lifting rod, and an electromagnet is arranged on the inner wall surface of the arc-shaped clamp; the inner wall surface of the arc-shaped clamp is also provided with a pressure sensor.
In the rapid disassembly and assembly device for the ball valve expansion joint, the bolt disassembly and assembly mechanism comprises two transverse sliding rails which are respectively arranged at the left end of the frame in parallel, a sliding seat is arranged between the two transverse sliding rails, longitudinal translation mechanisms are respectively arranged at the front end and the rear end above the sliding seat, a second hydraulic lifting rod is arranged above the longitudinal translation mechanisms, a substrate is arranged at the upper end of the second hydraulic lifting rod, a bolt stretcher is arranged at the upper end of the substrate, and an infrared laser centering device is arranged on the bolt stretcher; the longitudinal translation mechanism comprises two supporting seats which are arranged on the sliding seat back and forth, a longitudinal screw rod and a longitudinal guide rod are arranged between the two supporting seats, a nut sliding seat is arranged on the longitudinal screw rod, a guide seat matched with the longitudinal guide rod is further arranged at the bottom of the nut sliding seat, and the longitudinal screw rod is connected with a longitudinal driving motor.
In the rapid disassembly and assembly equipment for the ball valve expansion joint, the side surface of the sliding seat is also provided with a hydraulic cylinder, the extending end of the hydraulic cylinder is provided with a push rod, and the push rod is connected with the sliding seat; and a limit sensor is also arranged on the sliding seat.
Compared with the prior art, the telescopic joint has the advantages that through the mutual matching of the lifting cylinder, the support frame, the arc-shaped plate and the magnet, the telescopic joint can be fixed in the disassembling and assembling process, the disassembling and assembling speed can be improved, and the precision in the assembling process of the telescopic joint can be improved; meanwhile, the supporting blocks arranged at the front end and the rear end of the frame play a role in fixing the telescopic joint in the transportation process, so that the transportation stability of the telescopic joint is improved; the ball valve expansion joint is combined, so that the assembling and disassembling efficiency and stability of the ball valve expansion joint are greatly improved. Through set up bolt dismouting mechanism and telescopic joint fixed establishment respectively about the frame, realize carrying out automatic dismouting operation to the bolt to not only can reduce the dismouting degree of difficulty, also be favorable to alleviateing workman's intensity of labour, can also improve dismouting efficiency. In conclusion, the invention has the characteristics of reducing the operation difficulty, relieving the labor intensity of workers and improving the disassembly efficiency.
Drawings
FIG. 1 is a top view of the present invention;
FIG. 2 is a right side view of the present invention;
FIG. 3 is a schematic view of a bolt assembly and disassembly mechanism;
fig. 4 is a control diagram of the present invention.
The marks in the drawings are: 1-frame, 2-movable wheel, 3-supporting block, 4-lifting cylinder, 5-supporting frame, 6-arc plate, 7-magnet, 8-bolt dismounting mechanism, 9-telescopic joint fixing mechanism, 10-controller, 301-supporting block body, 302-arc supporting surface, 901-first hydraulic lifting rod, 902-arc clamp, 903-electromagnet, 904-pressure sensor, 801-transverse slide rail, 802-slide seat, 803-second hydraulic lifting rod, 804-base plate, 805-bolt stretcher, 806-infrared laser centering device 807-supporting seat, 808-longitudinal screw rod, 809-longitudinal guide rod, 810-nut slide seat, 811-longitudinal driving motor, 812-hydraulic cylinder, 813-ejector rod, 814-limit sensor.
Detailed Description
The invention is further illustrated by the following figures and examples, which are not intended to be limiting.
Examples. The rapid disassembly and assembly equipment for the ball valve expansion joint is shown in fig. 1 to 4, and comprises a frame 1, wherein a movable wheel 2 is arranged at the bottom of the frame 1, supporting blocks 3 are respectively arranged at the front end and the rear end above the frame 1, a lifting cylinder 4 is arranged between the two supporting blocks 3, a supporting frame 5 is arranged at the extending end of the lifting cylinder 4, an arc-shaped plate 6 is arranged at the upper end of the supporting frame 5, a plurality of grooves are formed in the inner wall of the arc-shaped plate 6, and a magnet 7 is arranged in each groove; the left end of the frame 1 is provided with a bolt dismounting mechanism 8, and the right end of the frame 1 is provided with an expansion joint fixing mechanism 9.
The supporting block 3 comprises a supporting block body 301, and an arc-shaped supporting surface 302 is arranged on the inner wall of the supporting block body 301.
The telescopic joint fixing mechanism 9 comprises a first hydraulic lifting rod 901 arranged at the right end of the frame 1, an arc-shaped clamp 902 is arranged at the upper end of the first hydraulic lifting rod 901, and an electromagnet 903 is arranged on the inner wall surface of the arc-shaped clamp 902; the inner wall surface of the arc clamp 902 is also provided with a pressure sensor 904.
The bolt dismounting mechanism 8 comprises two transverse sliding rails 801 which are respectively arranged at the left end of the frame 1 in parallel, a sliding seat 802 is arranged between the two transverse sliding rails 801, longitudinal translation mechanisms are respectively arranged at the front end and the rear end above the sliding seat 802, a second hydraulic lifting rod 803 is arranged above the longitudinal translation mechanisms, a substrate 804 is arranged at the upper end of the second hydraulic lifting rod 803, a bolt stretcher 805 is arranged at the upper end of the substrate 804, and an infrared laser centering device 806 is arranged on the bolt stretcher 805; the longitudinal translation mechanism comprises two supporting seats 807 which are arranged on the sliding seat 802 in a front-back manner, a longitudinal screw rod 808 and a longitudinal guide rod 809 are arranged between the two supporting seats 807, a nut sliding seat 810 is arranged on the longitudinal screw rod 808, a guide seat which is matched with the longitudinal guide rod 809 is further arranged at the bottom of the nut sliding seat 810, and the longitudinal screw rod 808 is connected with a longitudinal driving motor 811.
The side surface of the sliding seat 802 is also provided with a hydraulic cylinder 812, the extending end of the hydraulic cylinder 812 is provided with a push rod 813, and the push rod 813 is connected with the sliding seat 802; the sliding seat 802 is also provided with a limit sensor 814.
And a manual fine adjustment mechanism is further arranged between the two supporting blocks, and the lifting cylinder is positioned above the manual fine adjustment mechanism.
The manual fine adjustment mechanism comprises a transverse guide rail arranged between two supporting blocks, a transverse sliding seat is embedded on the transverse guide rail, a sliding groove is formed in the side wall of the transverse guide rail, a connecting rod connected with the transverse sliding seat is arranged in the sliding groove, and a transmission gear is arranged on the connecting rod; the lateral surface of the transverse guide rail is also provided with a transmission chain meshed with the transmission gear, the left end and the right end of the transmission chain are respectively provided with a main transmission shaft and a secondary transmission shaft, and the main transmission shaft is connected with a rotating handle.
The chute is of an inclined structure. The height of the lifting cylinder is beneficial to being adjusted.
The main transmission shaft and the auxiliary transmission shaft are respectively provided with gears meshed with the transmission chain.
The pressure sensor 904 is connected with a controller 10, and the controller 10 is respectively connected with an electromagnet 903 and a first hydraulic lifting rod 901.
The controller 10 is also connected with the lifting cylinder 4 and the bolt dismounting mechanism 8 respectively.
Connection relationship between the controller 10 and the components in the bolt attaching/detaching mechanism 8: the controller 10 is connected with a limit sensor 814, a second hydraulic lifting rod 803, a longitudinal driving motor 811, a bolt stretcher 805, an infrared laser centralizer 806 and a hydraulic cylinder 812.
The arc plate is provided with a second pressure sensor which is connected with the controller.
The transverse direction of the frame refers to the left-right direction of the frame, and the longitudinal direction of the frame refers to the front-rear direction of the frame.
The two transverse sliding rails are arranged in parallel front and back.
The working process of the invention comprises the following steps: the frame is moved to the position below the telescopic joint to be disassembled, and the position is manually adjusted. The controller controls the lifting cylinder to ascend until the lifting cylinder contacts with the bottom of the telescopic joint, and the magnet adsorbs the telescopic joint; then, the controller controls the telescopic joint fixing mechanism at the right end of the frame to work, the first hydraulic lifting rod ascends until the arc clamp is contacted with the telescopic joint, the controller controls the electromagnet to be electrified, and the aim of fixing the telescopic joint at the right end is fulfilled. Then, the controller controls the bolt dismounting mechanism to work: firstly, a controller controls a hydraulic cylinder to output corresponding output force to adjust the transverse position of a sliding seat according to signals of a limit sensor, then the controller controls a second hydraulic lifting rod at the front side end to ascend to the highest position, a second hydraulic lifting rod at the rear side end to descend to the lowest position, then the controller respectively controls a longitudinal translation mechanism at the upper ends of the two second hydraulic lifting rods to work according to an infrared laser centering device to drive two bolt stretchers to respectively move to positions corresponding to bolts at the upper end and the lower end of a ball valve expansion joint, then the controller controls the hydraulic cylinder to work, the bolt stretchers are in contact with the bolts, and meanwhile the controller controls the bolt stretchers to work to detach the bolts. The two bolt stretchers symmetrically work, namely the bolt stretchers at the front side end work from top to bottom, and the bolt stretchers at the rear side end work from bottom to top to disassemble and assemble the bolts. After the bolts are removed, the lifting cylinder and the first hydraulic lifting rod are lowered simultaneously, the lifting cylinder is lowered continuously until the arc-shaped plate is separated from the telescopic joint, the telescopic joint is contacted with the supporting block, and the first lifting rod is lowered until the first lifting rod is leveled with the lowest point of the arc-shaped plate. The controller controls the electromagnet to output corresponding magnetic force according to the signal of the pressure sensor. Finally, manually pushing the telescopic joint away; when the longitudinal position of the telescopic joint needs to be finely adjusted, the rotary handle is rotated to drive the transmission chain to drive the transmission gear to rotate, so that the transverse sliding seat can move along the transverse guide rail.
Claims (1)
1. A ball valve telescopic joint quick assembly disassembly equipment which characterized in that: the lifting device comprises a frame (1), wherein a movable wheel (2) is arranged at the bottom of the frame (1), supporting blocks (3) are respectively arranged at the front end and the rear end above the frame (1), a lifting cylinder (4) is arranged between the two supporting blocks (3), a supporting frame (5) is arranged at the extending end of the lifting cylinder (4), an arc-shaped plate (6) is arranged at the upper end of the supporting frame (5), a plurality of grooves are formed in the inner wall of the arc-shaped plate (6), and a magnet (7) is arranged in each groove; the left end of the frame (1) is provided with a bolt dismounting mechanism (8), and the right end of the frame (1) is provided with an expansion joint fixing mechanism (9);
the supporting block (3) comprises a supporting block body (301), and an arc-shaped supporting surface (302) is arranged on the inner wall of the supporting block body (301);
the telescopic joint fixing mechanism (9) comprises a first hydraulic lifting rod (901) arranged at the right end of the frame (1), an arc-shaped clamp (902) is arranged at the upper end of the first hydraulic lifting rod (901), and an electromagnet (903) is arranged on the inner wall surface of the arc-shaped clamp (902); the inner wall surface of the arc clamp (902) is also provided with a pressure sensor (904);
the bolt dismounting mechanism (8) comprises two transverse sliding rails (801) which are respectively arranged at the left end of the frame (1) in parallel, a sliding seat (802) is arranged between the two transverse sliding rails (801), longitudinal translation mechanisms are respectively arranged at the front end and the rear end above the sliding seat (802), a second hydraulic lifting rod (803) is arranged above the longitudinal translation mechanisms, a substrate (804) is arranged at the upper end of the second hydraulic lifting rod (803), a bolt stretcher (805) is arranged at the upper end of the substrate (804), and an infrared laser centering device (806) is arranged on the bolt stretcher (805); the longitudinal translation mechanism comprises two supporting seats (807) which are arranged on the sliding seat (802) front and back, a longitudinal screw rod (808) and a longitudinal guide rod (809) are arranged between the two supporting seats (807), a nut sliding seat (810) is arranged on the longitudinal screw rod (808), a guide seat matched with the longitudinal guide rod (809) is further arranged at the bottom of the nut sliding seat (810), and the longitudinal screw rod (808) is connected with a longitudinal driving motor (811);
the side surface of the sliding seat (802) is also provided with a hydraulic cylinder (812), the extending end of the hydraulic cylinder (812) is provided with a push rod (813), and the push rod (813) is connected with the sliding seat (802); the sliding seat (802) is also provided with a limit sensor (814).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711326942.9A CN107877120B (en) | 2017-12-13 | 2017-12-13 | Quick assembly disassembly equipment of ball valve telescopic joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711326942.9A CN107877120B (en) | 2017-12-13 | 2017-12-13 | Quick assembly disassembly equipment of ball valve telescopic joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107877120A CN107877120A (en) | 2018-04-06 |
| CN107877120B true CN107877120B (en) | 2023-06-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711326942.9A Active CN107877120B (en) | 2017-12-13 | 2017-12-13 | Quick assembly disassembly equipment of ball valve telescopic joint |
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| CN (1) | CN107877120B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109230328B (en) * | 2018-08-17 | 2021-04-23 | 宁波市鄞州天明服饰有限公司 | Conveying device for tatting clothing processing |
| CN112207532B (en) * | 2020-10-10 | 2022-02-22 | 安徽井利电子有限公司 | Implementation method of dismounting device for loudspeaker recovery |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103353292A (en) * | 2013-07-29 | 2013-10-16 | 北京理工大学 | Automatic measurement apparatus for stretching amount of integrated bolt stretcher |
| JP5507724B1 (en) * | 2013-03-21 | 2014-05-28 | スターグループ インダストリアル カンパニー リミテッド | Magnet processing equipment |
| CN104029007A (en) * | 2014-06-13 | 2014-09-10 | 中科华核电技术研究院有限公司 | Entire bolt stretcher for nuclear reactor pressure vessels and operating process thereof |
| CN104191225A (en) * | 2014-09-11 | 2014-12-10 | 郑州贝龙液压技术有限公司 | Maintenance vehicle for transferring feeding bin and detaching bolts of large mill |
| CN204913235U (en) * | 2015-05-18 | 2015-12-30 | 上海金辉石油科技有限公司 | Automatic dismouting device of preventer bolt |
| CN205574959U (en) * | 2016-05-05 | 2016-09-14 | 国家电网公司 | Ball valve telescopic joint floor truck |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103410655B (en) * | 2013-08-18 | 2016-04-13 | 北京工业大学 | A kind of flow distribution pair clearance magnetic force compensation-type water hydraulic motor |
| CN103692403A (en) * | 2013-12-31 | 2014-04-02 | 吴江市中盛机械有限公司 | Needle demounting loop bar |
| CN104148914B (en) * | 2014-08-07 | 2016-06-22 | 天津航天长征火箭制造有限公司 | A kind of posture adjustment assembly system for rocket part docking and attitude-adjusting method |
| CN105710819B (en) * | 2016-03-30 | 2017-07-11 | 天津工程机械研究院 | A kind of multi-functional oil cylinder disassembles platform |
| CN106738305B (en) * | 2016-12-23 | 2019-08-16 | 广州德亚机械制造有限公司 | Automatic dismounting pipe die all-in-one machine |
| CN206445742U (en) * | 2017-01-25 | 2017-08-29 | 红塔烟草(集团)有限责任公司 | Wind sorting machine turns net drum special dismounting device |
| CN206509679U (en) * | 2017-03-07 | 2017-09-22 | 国家电网公司 | The mounting and positioning device of cast pipe union |
| CN107378046B (en) * | 2017-08-30 | 2023-09-05 | 苏州群志机械设备有限公司 | Inclined hole drilling device for numerical control machining center |
| CN207534299U (en) * | 2017-12-13 | 2018-06-26 | 国家电网公司 | Ball valve telescopic joint fast assembling-disassembling equipment |
-
2017
- 2017-12-13 CN CN201711326942.9A patent/CN107877120B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5507724B1 (en) * | 2013-03-21 | 2014-05-28 | スターグループ インダストリアル カンパニー リミテッド | Magnet processing equipment |
| CN103353292A (en) * | 2013-07-29 | 2013-10-16 | 北京理工大学 | Automatic measurement apparatus for stretching amount of integrated bolt stretcher |
| CN104029007A (en) * | 2014-06-13 | 2014-09-10 | 中科华核电技术研究院有限公司 | Entire bolt stretcher for nuclear reactor pressure vessels and operating process thereof |
| CN104191225A (en) * | 2014-09-11 | 2014-12-10 | 郑州贝龙液压技术有限公司 | Maintenance vehicle for transferring feeding bin and detaching bolts of large mill |
| CN204913235U (en) * | 2015-05-18 | 2015-12-30 | 上海金辉石油科技有限公司 | Automatic dismouting device of preventer bolt |
| CN205574959U (en) * | 2016-05-05 | 2016-09-14 | 国家电网公司 | Ball valve telescopic joint floor truck |
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