CN217832639U - A screw up device for hydro-cylinder - Google Patents
A screw up device for hydro-cylinder Download PDFInfo
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- CN217832639U CN217832639U CN202222022752.0U CN202222022752U CN217832639U CN 217832639 U CN217832639 U CN 217832639U CN 202222022752 U CN202222022752 U CN 202222022752U CN 217832639 U CN217832639 U CN 217832639U
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- telescopic rod
- hydraulic telescopic
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Abstract
The utility model discloses a tightening device for an oil cylinder, which comprises a movable frame body, wherein a fixing device for fixing a cylinder body and a tightening device for tightening a pipe nut on the cylinder body are arranged at the top end of the movable frame body; the tightening device comprises a hydraulic telescopic rod, a hand pump, a gear and a rack, wherein the hydraulic telescopic rod and the hand pump are all arranged on the top end of the movable frame body, the hand pump is connected with the hydraulic telescopic rod, the telescopic end of the hydraulic telescopic rod is fixedly connected with the rack, the gear and the control nut are detachably connected, and when the hydraulic telescopic rod stretches and retracts to drive the rack to move, the rack is meshed with the gear in an adaptive mode. The utility model has the advantages of simple structure, time saving and labor saving when screwing.
Description
Technical Field
The utility model relates to a hydro-cylinder installation technical field especially relates to a screw up device for hydro-cylinder.
Background
The assembly of oblique hydro-cylinder adopts manual assembly more in the trade at present, and wherein the uide bushing screws up the process and adopts the spanner to screw up for the manual work, but this process is higher to the requirement of relevant moment of torsion, and the labour that needs operating personnel to pay out when screwing up through the manual work is great, wastes time and energy to also can not guarantee that the manual work screws up the moment that whether reaches the requirement.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a screw up device for hydro-cylinder, simple structure that have, labour saving and time saving's advantage when screwing up.
In order to realize the purpose, the utility model discloses a technical scheme is: the device comprises a movable frame body, wherein a fixing device for fixing a cylinder body and a screwing device for screwing a pipe nut on the cylinder body are mounted at the top end of the movable frame body;
the tightening device comprises a hydraulic telescopic rod, a hand pump, a gear and a rack, wherein the hydraulic telescopic rod and the hand pump are all arranged on the top end of the movable frame body, the hand pump is connected with the hydraulic telescopic rod, the telescopic end of the hydraulic telescopic rod is fixedly connected with the rack, the gear and the control nut are detachably connected, and when the hydraulic telescopic rod stretches and retracts to drive the rack to move, the rack is meshed with the gear in an adaptive mode.
Furthermore, a polygonal notch matched with the control nut is formed in the gear, and the control nut can be clamped with the polygon.
Further, the upper end of gear is equipped with the handle that is used for taking out the gear from the control nut, and the lower extreme of gear is equipped with the connecting block, the connecting block is used for connecting the U-shaped pole, when screwing up the U-shaped pole is used for preventing that the gear upwards drops from the control nut.
Furthermore, the top end of the movable frame body is provided with a guide block matched with the rack.
Further, fixing device, including the mounting panel that the slope set up, the connecting hole has been seted up on the mounting panel, the connecting hole is used for the erection joint pole, the connecting rod with connecting hole adaptation on the cylinder body is fixed the cylinder body through the connecting rod on the mounting panel.
Furthermore, the connecting rod is provided with a pin hole, a pin shaft is detachably connected in the pin hole, and the pin shaft is used for fixing the connecting rod.
Furthermore, universal wheels are installed at the bottom of the movable frame body.
Compared with the prior art, the utility model has the advantages of: through the cooperation of hand pump, hydraulic telescoping rod, gear and rack, realize screwing up of hydro-cylinder, alleviate manual operation's intensity to guarantee its moment of torsion requirement, and labour saving and time saving.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a partial structure diagram of the present invention.
In the figure: 1. moving the frame body; 2. a universal wheel; 3. an oil cylinder; 4. connecting grooves; 5. a pin shaft; 6. a connecting rod; 7. a manual pump; 8. a hydraulic telescopic rod; 9. a rack; 10. a push-pull force sensor; 11. a guide block; 12. Mounting a plate; 13. manufacturing a nut; 14. a gear; 15. a handle; 16. connecting blocks; 17. a U-shaped rod.
Detailed Description
The present invention will be further explained below.
In the present embodiment, as shown in fig. 1 and fig. 2, a tightening device for an oil cylinder 3 includes a moving frame 1, a universal wheel 2 is provided at the bottom of the moving frame 1, the universal wheel 2 is an existing universal wheel 2 with a self-locking function, and the moving frame 1 can be moved to a proper position to perform a tightening operation; the top end of the movable frame 1 is provided with a fixing device for fixing the cylinder body and a tightening device for tightening the control nut 13 on the cylinder body.
Specifically, screw up the device, including hydraulic telescoping rod 8, hand pump 7, gear 15 and rack 9, hydraulic telescoping rod 8 with hand pump 7 all sets up remove the top of framework 1, wherein hydraulic telescoping rod 8's concrete connected mode is: a first mounting seat is mounted on the movable frame body 1, the hydraulic telescopic rod 8 comprises a fixed end and a telescopic end, the fixed end of the hydraulic telescopic rod 8 is fixedly connected with the first mounting seat, and the hydraulic telescopic rod 8 is horizontally arranged, namely the telescopic direction of the hydraulic telescopic rod 8 is the left-right horizontal direction as shown in fig. 1; meanwhile, the manual pump 7 is connected with the hydraulic telescopic rod 8 through an oil pipe, namely, an operator can control the telescopic operation of the hydraulic telescopic rod 8 through the manual pump 7; on the other hand, a rack 9 is fixedly connected to the telescopic end of the hydraulic telescopic rod 8, the length direction of the rack 9 is parallel to the telescopic direction of the hydraulic telescopic rod 8, a guide block 11 is mounted at the upper end of the movable frame 1, a guide groove adapted to the rack 9 is formed in the guide block 11, as shown in fig. 1, the guide groove is a rectangular groove, the length direction of the guide groove is the same as the length direction of the rack 9, and the rack 9 can horizontally move left and right in the guide groove;
during the operation of screwing up, fix hydro-cylinder 3 on fixing device, be provided with the control nut 13 that needs to screw up on the hydro-cylinder 3 simultaneously, as shown in fig. 1, this control nut 13 is whole for cylindricly, and the cross section of this control nut 13 one end is the polygon, and is preferred to have the trilateral, simultaneously set up the breach with control nut 13 adaptation on the gear 15, the breach can with control nut 13 interference fit, even during the time this gear 15 can the block be in on the control nut 13 and can not reciprocate, simultaneously at the in-process that rack 9 removed, rack 9 meshes with gear 15, and gear 15 rotates under the drive of rack 9 simultaneously to make control nut 13 screw up, can take off gear 15 from control nut 13 through ascending external force when not using.
Specifically, fixing device, including two mounting panels 12, two mounting panels 12 slope settings are in remove the top of framework, as shown in fig. 1, the inclination of two mounting panels 12 is 31.25, because hydro-cylinder 3 is purpose-built hydro-cylinder 3, hydro-cylinder 3 with 31.25's inclination has between the control nut 13, consequently with hydro-cylinder 3 and two after mounting panel 12 is connected, control nut 13 can keep the horizontality with ground, is convenient for install gear 15 and screw up the work, and the concrete mounting means of hydro-cylinder 3 and two mounting panels 12 is: fixing device still includes connecting rod 6, spread groove 4 has been seted up to the outer wall of hydro-cylinder 3, the connecting hole has been seted up on mounting panel 12, the one end of connecting rod 6 can be dismantled to be connected in spread groove 4, can dismantle the preferred threaded connection of mode of connection, be equipped with the internal thread in spread groove 4 promptly, this end of connecting rod 6 is equipped with the external screw thread of adaptation, then the other end of connecting rod 6 passes the connecting hole on the mounting panel 12, connecting rod 6 has seted up the pinhole near connecting hole department simultaneously, insert round pin axle 5 in the pinhole, as shown in fig. 1, shown connecting rod 6 is equipped with four, four connecting rod 6 two liang of relative settings are in the both sides of hydro-cylinder 3, simultaneously through blockking of round pin axle 5 between two liang of relative connecting rod 6, avoid the removal of hydro-cylinder 3, thereby realize the fixed of hydro-cylinder 3.
In another embodiment, the upper end of gear 15 is equipped with the handle 15 that is used for taking out gear 15 from control nut 13, the lower extreme of gear 15 is equipped with connecting block 16, connecting block 16 shown is L shape, and be equipped with two, the through-hole has all been seted up on two connecting blocks 16, insert the through-hole respectively with the both ends of a U-shaped pole 17 during the use, make U-shaped pole 17 support in the below of control nut 13, transversely be located through this U-shaped pole 17 when screwing up and can effectually avoid taking place to drop and upwards fly out the condition emergence of endangering operating personnel because of gear 15 atress is great in the below of control nut 13, can improve the security of operation.
In another embodiment, a push-pull force sensor 10 is further disposed at a connection position of the rack 9 and the hydraulic telescopic rod 8, the push-pull force sensor 10 detects the magnitude of the force in real time, the tightening torque of the control nut 13 can be calculated in real time through the magnitude of the force, and the magnitude of the pushing force can be reversely pushed out according to the tightening torque required for tightening in actual use, the tightening torque requirement of the oil cylinder 3 in the embodiment is greater than or equal to 350N · M, the pushing force applied to the reversely pushed rack 9 is greater than or equal to 4800N, that is, when the control nut 13 is tightened, the torque requirement required for tightening can be ensured when the value of the push-pull force sensor 10 is greater than or equal to 4800N, and further, in the embodiment, when the control nut 13 is tightened to the required torque, the rotation angle of the gear 15 is less than 90 °.
The working principle is as follows:
firstly, manually screwing the control nut 13 until manual screwing is laborious, obliquely installing the oil cylinder 3 on the installation plate 12, enabling the control nut 13 to be in a horizontal leftward state at the moment, enabling the hydraulic telescopic rod 8 to be in a contraction state, clamping the gear 15 on the control nut 13, inserting the U-shaped rod 17 to enable the U-shaped rod 17 to be located below the control nut 13, and enabling the gear 15 and the rack 9 not to be meshed at the moment;
and then, the hydraulic telescopic rod 8 is extended through the manual pump 7, the rack 9 moves leftwards and is gradually meshed with the gear 15, after the gear 15 is meshed with the rack 9, the rack 9 continues to move leftwards and drives the gear 15 to rotate rightwards to tighten the control nut 13, when the oil cylinder 3 in the scheme is tightened, the control nut 13 rotates 90 degrees to reach the required torque, and after the tightening is finished, the pin shaft 5, the U-shaped rod 17 and the gear 15 are taken out and the oil cylinder 3 is taken down.
The principle and the implementation of the present invention are explained herein by using specific examples, and the above description of the embodiments is only used to help understand the method and the core idea of the present invention; while the invention has been described in terms of specific embodiments and applications, it will be apparent to those skilled in the art that numerous variations and modifications can be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (7)
1. The utility model provides a screw up device for hydro-cylinder which characterized in that: the device comprises a movable frame body, wherein a fixing device for fixing a cylinder body and a tightening device for tightening a pipe nut on the cylinder body are arranged at the top end of the movable frame body;
the tightening device comprises a hydraulic telescopic rod, a hand pump, a gear and a rack, wherein the hydraulic telescopic rod and the hand pump are all arranged on the top end of the movable frame body, the hand pump is connected with the hydraulic telescopic rod, the telescopic end of the hydraulic telescopic rod is fixedly connected with the rack, the gear and the control nut are detachably connected, and when the hydraulic telescopic rod stretches and retracts to drive the rack to move, the rack is meshed with the gear in an adaptive mode.
2. The tightening device for the cylinder according to claim 1, characterized in that: the gear is provided with a polygonal notch matched with the control nut, and the control nut can be clamped with the polygon.
3. The tightening device for the cylinder according to claim 2, characterized in that: the upper end of gear is equipped with and is used for the handle of taking out the gear from the control nut, and the lower extreme of gear is equipped with the connecting block, the connecting block is used for connecting the U-shaped pole, when screwing up the U-shaped pole is used for preventing that the gear from upwards droing from the control nut.
4. The tightening device for the cylinder according to claim 1, characterized in that: and the top end of the movable frame body is provided with a guide block matched with the rack.
5. The tightening device for the cylinder according to claim 1, characterized in that: fixing device, including the mounting panel that the slope set up, the connecting hole has been seted up on the mounting panel, the connecting hole is used for the erection joint pole, the connecting rod with the cylinder body adaptation is fixed the cylinder body through the connecting rod on the mounting panel.
6. The tightening device for the cylinder according to claim 5, wherein: the connecting rod is provided with a pin hole, a pin shaft is detachably connected in the pin hole, and the pin shaft is used for fixing the connecting rod.
7. The tightening device for the cylinder according to claim 1, characterized in that: the bottom of the movable frame body is provided with universal wheels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222022752.0U CN217832639U (en) | 2022-08-02 | 2022-08-02 | A screw up device for hydro-cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222022752.0U CN217832639U (en) | 2022-08-02 | 2022-08-02 | A screw up device for hydro-cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217832639U true CN217832639U (en) | 2022-11-18 |
Family
ID=84012311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222022752.0U Active CN217832639U (en) | 2022-08-02 | 2022-08-02 | A screw up device for hydro-cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217832639U (en) |
-
2022
- 2022-08-02 CN CN202222022752.0U patent/CN217832639U/en active Active
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