CN218624866U

CN218624866U - Hydraulic cylinder convenient to stroke control

Info

Publication number: CN218624866U
Application number: CN202222627688.9U
Authority: CN
Inventors: 潘贞宏; 张坷
Original assignee: Changzhou Qiaotelai Heavy Hydraulic Cylinders Co ltd
Current assignee: Changzhou Qiaotelai Heavy Hydraulic Cylinders Co ltd
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2023-03-14
Anticipated expiration: 2032-10-08

Abstract

The utility model discloses a hydraulic cylinder convenient to stroke control, the hydraulic cylinder comprises a cylinder, one side outer wall fixedly connected with controller of cylinder, one side of controller are equipped with the response hole, one side outer wall of cylinder has seted up the sliding opening, and swing joint has the stopper in the sliding opening, and one side of stopper is equipped with the inductive head, and inductive head and response hole can peg graft, one side fixedly connected with spring of stopper, and spring and cylinder are fixed mutually, one side swing joint of cylinder has the piston rod, the circumference outer wall fixedly connected with mounting bracket of piston rod. The utility model discloses not only can use through the cooperation of stopper and touch multitouch, control the stroke distance of piston rod, improved the result of use to hydraulic cylinder, can improve the flexibility that uses hydraulic cylinder through the flexible length of screw rod control piston rod moreover, can also change the control mode to the piston rod through the magnetic path, improve the practicality of device.

Description

Hydraulic cylinder convenient to stroke control

Technical Field

The utility model relates to a hydraulic cylinder technical field especially relates to a hydraulic cylinder convenient to stroke control.

Background

The hydraulic cylinder is a hydraulic actuating element which converts hydraulic energy into mechanical energy and does linear reciprocating motion, and when the hydraulic actuating element is used for realizing the reciprocating motion, the hydraulic actuating element has no transmission clearance and moves stably, so that the hydraulic actuating element is widely applied to various mechanical hydraulic systems.

At present, when the stroke of the hydraulic oil cylinder is adjusted, the stroke distance of the hydraulic oil cylinder is controlled by a worker through a control switch in a general mode, however, the mode cannot enable the piston rod to flexibly control the stroke distance of the piston rod, time difference is easy to occur when the worker controls the switch, and certain deviation exists in the stroke distance of the piston rod when the piston rod stops, so that the hydraulic oil cylinder convenient for stroke adjustment is provided and is very necessary.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a hydraulic oil cylinder convenient for stroke adjustment.

In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides a hydraulic cylinder convenient to stroke control, includes the cylinder, one side outer wall fixedly connected with controller of cylinder, one side of controller is equipped with the response hole, the sliding opening has been seted up to one side outer wall of cylinder, and swing joint has the stopper in the sliding opening, and one side of stopper is equipped with the inductive head, and inductive head and response hole can peg graft, one side fixedly connected with spring of stopper, and the spring is fixed mutually with the cylinder, one side swing joint of cylinder has the piston rod, and the circumference outer wall fixedly connected with mounting bracket of piston rod, and the spout has been seted up at the top of mounting bracket, and swing joint has the slide in the spout, and one side swing joint of slide has the pivot, and the circumference outer wall fixedly connected with feeler of pivot, and the feeler can contact with the stopper, the circumference outer wall swing joint of pivot has the torsional spring, and the both ends of torsional spring are fixed mutually with pivot and slide respectively, one side swing joint of slide has the screw rod, and the one end of screw rod passes the mounting bracket and is rotated with the mounting bracket and is connected.

As the utility model discloses scheme further again, one side fixedly connected with magnetic path of slide, and the magnetic path can contact with the touch multitouch.

As the utility model discloses further scheme again, the circumference outer wall swing joint of piston rod has the end cover, and the end cover is fixed mutually with the cylinder.

As the utility model discloses further scheme again, the circumference outer wall swing joint of piston rod has the seal cover, and the seal cover is fixed mutually with the end cover.

As the utility model discloses further scheme again, the inlet port has been seted up to one side of cylinder, the downthehole fixedly connected with inlet tube of inlet port.

As the utility model discloses further scheme again, the oil outlet has been seted up to one side of cylinder, the downthehole fixedly connected with of oil outlet goes out oil pipe.

As the utility model discloses scheme further again, one side outer wall fixedly connected with fixed disk of cylinder, a plurality of fixed orificess have been seted up to one side of fixed disk.

The beneficial effects of the utility model are that:

1. the cooperation through stopper and touch multitouch is used, when the stroke of piston rod needs to be controlled, the piston rod extension drives the mounting bracket and moves to one side, the mounting bracket removes the touch multitouch that drives on the slide and removes, the touch multitouch moves suitable position and stopper contact, the torsion of torsional spring is greater than the elasticity of spring this moment, and then make the touch multitouch drive the stopper and move along the sliding opening, the stopper removes and makes the inductive head remove, move the response hole contact on suitable position and the controller when the inductive head, and then make the inductive head insert in the response hole, the controller received the sensing signal and makes the piston rod stop the extension this moment, accomplish the control to the piston rod stroke, there is certain deviation in the stroke distance of piston rod when the stop position, the result of use to hydraulic cylinder has been improved.

2. Through the setting of installation screw rod on the slide, when the flexible length of piston rod needs to be adjusted, through rotating the screw rod, the screw rod rotates and makes the slide along spout horizontal slip, and then makes the distance between touch multitouch and the stopper change to make contact time change and control the flexible length of piston rod, improved the flexibility that uses hydraulic cylinder.

3. Through the setting of installation magnetic path on the slide, when the control mode to the piston rod stroke of needs changes, rotate the touch multitouch to one side, the touch multitouch rotates and makes the torsional spring produce torsion, rotates suitable position and magnetic path contact when the touch multitouch, the magnetic force of magnetic path to the touch multitouch is far greater than the torsion of torsional spring, and then makes the magnetic path adsorb fixedly to the touch multitouch to do not contact with the stopper when the touch multitouch removes, staff's accessible external control component controls the piston rod, has improved the practicality of device.

Drawings

Fig. 1 is a schematic front side three-dimensional structure diagram of a hydraulic cylinder convenient for stroke adjustment according to the present invention;

fig. 2 is a schematic diagram of a rear side three-dimensional structure of a hydraulic cylinder convenient for stroke adjustment according to the present invention;

fig. 3 is the utility model provides a hydraulic cylinder's a part enlarged structure schematic diagram convenient to stroke control.

In the figure: 1. a cylinder barrel; 2. an oil inlet pipe; 3. fixing the disc; 4. a spring; 5. an oil outlet pipe; 6. a limiting block; 7. an inductive head; 8. a sliding port; 9. an induction hole; 10. a controller; 11. a mounting frame; 12. an end cap; 13. a sealing sleeve; 14. a piston rod; 15. a chute; 16. a screw; 17. a slide base; 18. a contact block; 19. a rotating shaft; 20. a torsion spring; 21. a magnetic block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. It should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and their meaning in the context of this patent may be understood by those skilled in the art as appropriate.

Referring to fig. 1-3, a hydraulic cylinder convenient for stroke adjustment comprises a cylinder barrel 1, a controller 10 is fixed on the outer wall of one side of the cylinder barrel 1 through a bolt, a sensing hole 9 is formed in one side of the controller 10, a sliding opening 8 is formed in the outer wall of one side of the cylinder barrel 1, a limiting block 6 is connected in the sliding opening 8 in a sliding manner, a sensing head 7 is arranged on one side of the limiting block 6, the sensing head 7 can be connected with the sensing hole 9 in a plugging manner, a spring 4 is welded on one side of the limiting block 6, the spring 4 is fixed with the cylinder barrel 1, a piston rod 14 is connected on one side of the cylinder barrel 1 in a sliding manner, a mounting frame 11 is fixed on the outer wall of the circumference of the piston rod 14 through a bolt, a sliding groove 15 is formed in the top of the mounting frame 11, a sliding seat 17 is connected in the sliding manner in the sliding groove 15, a rotating shaft 19 is rotatably connected on one side of the sliding seat 17, a contact block 18 is fixed on the outer wall of the circumference of the rotating shaft 19 through a bolt, and the contact block 18 can contact with the limiting block 6, the outer wall of the circumference of the rotating shaft 19 is sleeved with a torsion spring 20, and two ends of the torsion spring 20 are respectively fixed with the rotating shaft 19 and the sliding seat 17, when the stroke of the piston rod 14 needs to be controlled, the piston rod 14 extends to drive the mounting frame 11 to move to one side, the mounting frame 11 moves to drive the contact block 18 on the sliding seat 17 to move, the contact block 18 moves to a proper position to contact with the limiting block 6, the torsion force of the torsion spring 20 is larger than the elastic force of the spring 4 at the moment, so that the contact block 18 drives the limiting block 6 to move along the sliding opening 8, the limiting block 6 moves to move the induction head 7, when the induction head 7 moves to a proper position to contact with the induction hole 9 on the controller 10, so that the induction head 7 is inserted into the induction hole 9, at the moment, the controller 10 receives an induction signal to stop the piston rod 14 from extending, the control of the stroke of the piston rod 14 is completed, and a certain deviation of the stroke distance of the piston rod 14 when the stop position is avoided, one side threaded connection of slide 17 has screw rod 16, and the one end of screw rod 16 passes mounting bracket 11 and is connected with mounting bracket 11 rotation, and when the flexible length of piston rod 14 need be adjusted, through rotating screw rod 16, screw rod 16 rotates and makes slide 17 slide along spout 15 side to side, and then makes the distance between contact block 18 and stopper 6 change to make contact time change and control piston rod 14's flexible length.

Particularly, a magnetic block 21 is fixed on one side of a sliding seat 17 through a bolt, the magnetic block 21 can be in contact with a contact block 18, when the control mode of the stroke of the piston rod needs to be changed, the contact block 18 is rotated to one side, the contact block 18 rotates to enable a torsion spring 20 to generate torsion, when the contact block 18 rotates to a proper position to be in contact with the magnetic block 21, the magnetic force of the magnetic block 21 on the contact block 18 is far larger than the torsion of the torsion spring 20, the magnetic block 21 further enables the contact block 18 to be adsorbed and fixed on the contact block 18, the contact block 18 does not contact with a limiting block 6 when moving, a worker can control the piston rod 14 through an external control element, an end cover 12 is sleeved on the circumferential outer wall of the piston rod 14, the end cover 12 is fixed with the cylinder barrel 1, a sealing sleeve 13 is sleeved on the circumferential outer wall of the piston rod 14, the sealing sleeve 13 can play a sealing role in sealing on the cylinder barrel 1, an oil inlet is formed in one side of the cylinder barrel 1, an oil inlet pipe 2 is fixed in the oil inlet through a bolt, an outlet is formed in one side of the cylinder barrel 1, an oil outlet is formed in the oil outlet hole, an oil pipe 5 is formed in the outer wall of the cylinder barrel 1 through a fixing plate, a fixing plate is formed through a bolt, a fixing plate 3, a plurality of the outer wall of the cylinder barrel 3 is formed in the cylinder barrel 3, and a fixing plate is formed in the cylinder barrel 3, and a fixing plate for fixing device is mounted on the cylinder barrel 3.

The working principle is as follows: when the stroke of the piston rod 14 needs to be controlled, the piston rod 14 extends to drive the mounting frame 11 to move to one side, the mounting frame 11 moves to drive the contact block 18 on the sliding seat 17 to move, the contact block 18 moves to a proper position to be in contact with the limiting block 6, at the moment, the torsion force of the torsion spring 20 is larger than the elastic force of the spring 4, the contact block 18 drives the limiting block 6 to move along the sliding opening 8, the limiting block 6 moves to enable the induction head 7 to move, when the induction head 7 moves to a proper position to be in contact with the induction hole 9 on the controller 10, the induction head 7 is inserted into the induction hole 9, at the moment, the controller 10 receives an induction signal to enable the piston rod 14 to stop extending, and then the stroke of the piston rod 14 is controlled, when the telescopic length of the piston rod 14 needs to be adjusted, the sliding seat 17 slides left and right along the sliding groove 15 by rotating the screw rod 16, and further, the distance between the contact block 18 and the limiting block 6 is changed, so that the contact time is changed to control the telescopic length of the piston rod 14.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A hydraulic oil cylinder convenient for stroke adjustment comprises a cylinder barrel (1) and is characterized in that a controller (10) is fixedly connected to the outer wall of one side of the cylinder barrel (1), a sensing hole (9) is formed in one side of the controller (10), a sliding opening (8) is formed in the outer wall of one side of the cylinder barrel (1), a limiting block (6) is movably connected into the sliding opening (8), a sensing head (7) is arranged on one side of the limiting block (6), the sensing head (7) is inserted into the sensing hole (9), a spring (4) is fixedly connected to one side of the limiting block (6), the spring (4) is fixed to the cylinder barrel (1), a piston rod (14) is movably connected to one side of the cylinder barrel (1), an installation frame (11) is fixedly connected to the outer wall of the circumference of the piston rod (14), a sliding groove (15) is formed in the top of the installation frame (11), a sliding seat (17) is movably connected into the sliding groove (15), a rotating shaft (19) is movably connected to one side of the sliding seat (17), a contact block (18) is fixedly connected to the outer wall of the rotating shaft (19), the outer wall of the rotating shaft (19) is fixedly connected to the contact block (18), the contact block (18) and the contact with the limiting block (6), the rotating shaft (19) and the rotating shaft (20) and the rotating shaft (17) are respectively connected with the torsion spring (17), one side swing joint of slide (17) has screw rod (16), and the one end of screw rod (16) passes mounting bracket (11) and is connected with mounting bracket (11) rotation.

2. The hydraulic oil cylinder convenient to stroke adjust according to claim 1, characterized in that a magnet (21) is fixedly connected to one side of the sliding seat (17), and the magnet (21) can contact with the contact block (18).

3. A hydraulic cylinder with convenient stroke adjustment according to claim 1, characterized in that the circumferential outer wall of the piston rod (14) is movably connected with an end cover (12), and the end cover (12) is fixed with the cylinder barrel (1).

4. A hydraulic cylinder convenient to stroke adjust according to claim 3 characterized in that the outer circumferential wall of the piston rod (14) is movably connected with a gland (13), and the gland (13) is fixed with the end cover (12).

5. The hydraulic cylinder convenient for stroke adjustment according to claim 1, wherein one side of the cylinder barrel (1) is provided with an oil inlet hole, and an oil inlet pipe (2) is fixedly connected in the oil inlet hole.

6. The hydraulic cylinder convenient to stroke adjustment according to claim 1, characterized in that one side of the cylinder barrel (1) is provided with an oil outlet, and an oil outlet pipe (5) is fixedly connected in the oil outlet.

7. The hydraulic cylinder convenient to stroke adjustment according to claim 1, characterized in that the outer wall of one side of the cylinder barrel (1) is fixedly connected with a fixed disc (3), and one side of the fixed disc (3) is provided with a plurality of fixing holes.