CN220185507U - Novel hydraulic cylinder convenient to stroke is adjusted - Google Patents
Novel hydraulic cylinder convenient to stroke is adjusted Download PDFInfo
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- CN220185507U CN220185507U CN202321966447.5U CN202321966447U CN220185507U CN 220185507 U CN220185507 U CN 220185507U CN 202321966447 U CN202321966447 U CN 202321966447U CN 220185507 U CN220185507 U CN 220185507U
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- 230000033001 locomotion Effects 0.000 description 9
- 230000008859 change Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 2
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- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
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Abstract
The utility model provides a novel hydraulic cylinder convenient for stroke adjustment. The novel hydraulic cylinder convenient to stroke is adjusted includes: the hydraulic cylinder is characterized by comprising a cylinder bottom fixedly arranged at one end of the hydraulic cylinder, a connecting block is fixedly arranged at one side of the cylinder bottom, a fixed disc is fixedly arranged at the other side of the connecting block, a plurality of through holes are formed in the fixed disc, a cylinder cover is fixedly arranged at the other end of the hydraulic cylinder, and a plurality of screws are arranged on the cylinder cover; the space between the pushing block and the piston is changed through the adjusting mechanism, and the position of the oil inlet hole is changed through the mode of injecting oil into the hydraulic cylinder barrel through the oil injection pipe, so that the adjustable range of the stroke of the hydraulic cylinder can be increased, the limitation is reduced, and the application range is increased; and be provided with first sealing washer, second sealing washer and rubber pad, can increase and remove the leakproofness, improve its life's novel hydraulic cylinder of stroke regulation of being convenient for.
Description
Technical Field
The utility model belongs to the technical field of hydraulic cylinders, and particularly relates to a novel hydraulic cylinder convenient for stroke adjustment.
Background
The hydraulic cylinder is a hydraulic executive component which converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or swinging motion); the device has simple structure and reliable operation; when the device is used for realizing reciprocating motion, a speed reducing device can be omitted, and a transmission gap is avoided, so that the device is stable in motion, and is widely applied to hydraulic systems of various machines; in the prior art, a stroke-adjustable hydraulic cylinder is disclosed, the application number is 201420685131.3, and the hydraulic cylinder comprises a cylinder barrel, a cylinder tail, a guide sleeve, a piston rod and an adjusting sleeve; the cylinder tail and the guide sleeve are respectively arranged at two ends of the cylinder barrel; a piston is arranged in the cylinder barrel in a sliding manner, and the left end of the piston rod is fixedly sleeved with a buffer sleeve; an adjusting sleeve with the same section as the cylinder barrel is arranged on the right side of the piston and is in sliding connection with the cylinder barrel; the right end face of the adjusting sleeve is fixedly provided with buffer rubber, the left end face of the adjusting sleeve is fixedly provided with a connecting block, and the center of the connecting block is rotationally connected with a bolt.
However, the above structure has the disadvantage that the stroke is changed by manually rotating the bolt, and the stroke range can be adjusted to be smaller and the limitation is larger because the position of the oil inlet hole is fixed and the length of the thread is shorter.
Therefore, it is necessary to provide a new hydraulic cylinder which is convenient for stroke adjustment and solves the technical problems.
Disclosure of Invention
The utility model solves the technical problem of providing the hydraulic cylinder with the adjustable range of the stroke capable of being increased, the limitation being reduced and the application range being increased by changing the space between the pushing block and the piston block and changing the position of the oil inlet through the mode of injecting oil into the hydraulic cylinder barrel by the oil injection pipe; and be provided with first sealing washer, second sealing washer and rubber pad, can increase and remove the leakproofness, improve its life's novel hydraulic cylinder of stroke regulation of being convenient for.
In order to solve the technical problems, the novel hydraulic cylinder convenient for stroke adjustment provided by the utility model comprises: the hydraulic cylinder is characterized by comprising a cylinder bottom fixedly arranged at one end of the hydraulic cylinder, a connecting block is fixedly arranged at one side of the cylinder bottom, a fixed disc is fixedly arranged at the other side of the connecting block, a plurality of through holes are formed in the fixed disc, a cylinder cover is fixedly arranged at the other end of the hydraulic cylinder, a plurality of screws are arranged on the cylinder cover and penetrate through the cylinder cover and are in threaded connection with the hydraulic cylinder, an adjusting mechanism is arranged in the hydraulic cylinder, a hydraulic mechanism is arranged in the hydraulic cylinder, and an oil outlet is formed in the hydraulic cylinder; the adjusting mechanism comprises a groove, an adjusting motor and a driving bevel gear, wherein the groove is formed in the connecting block, the adjusting motor is fixedly installed in the groove, and the driving bevel gear is fixedly installed on an output shaft of the adjusting motor.
As a further scheme of the utility model, the adjusting mechanism further comprises a screw rod and a driven bevel gear, wherein the screw rod is rotationally connected with the cylinder bottom, one end of the screw rod is fixedly connected with the driven bevel gear, and the driven bevel gear is meshed with the driving bevel gear.
As a further scheme of the utility model, the adjusting mechanism further comprises a pushing block and a threaded hole, wherein the pushing block is in sliding connection with the hydraulic cylinder barrel, the pushing block is provided with the threaded hole, and the threaded hole is in screwed connection with the screw rod.
As a further scheme of the utility model, the regulating mechanism further comprises an oil injection cavity, an oil injection pipe, a sealing gasket, two oil inlet holes and a plurality of limiting blocks, wherein the oil injection cavity is formed on the pushing block, one end of the oil injection pipe penetrates through the cylinder bottom and is communicated with the oil injection cavity, the sealing gasket is fixedly arranged on one side of the pushing block, two oil inlet holes are formed on the oil injection cavity and the sealing gasket, and the limiting blocks are fixedly arranged in the hydraulic cylinder barrel.
As a further scheme of the utility model, the hydraulic mechanism comprises a piston block, a first sealing ring, a piston rod and a connecting lug, wherein the piston block is in sliding connection with the inner wall of the hydraulic cylinder barrel, the first sealing ring is sleeved on the piston block, the piston rod is in sliding connection with the cylinder cover, one end of the piston rod is fixedly connected with the piston block, and the connecting lug is fixedly arranged at the other end of the piston rod.
As a further scheme of the utility model, the hydraulic mechanism further comprises a second sealing ring and a plurality of rubber gaskets, wherein the second sealing ring is fixedly arranged on the cylinder cover and is matched with the piston rod, and the rubber gaskets are fixedly arranged on the cylinder cover.
Compared with the related art, the novel hydraulic cylinder convenient for stroke adjustment has the following beneficial effects:
1. according to the utility model, the adjusting mechanism is used for starting the adjusting motor to enable the driving conical gear to rotate, and the driving conical gear is meshed with the driven conical gear to drive the driven conical gear to rotate, so that the screw is rotated, the screw is screwed with the threaded hole formed in the pushing block, and the pushing block can be moved in the hydraulic cylinder barrel when the screw is rotated, so that the space between the pushing block and the piston block is changed, the stroke of the piston rod can be changed, and the pushing block can change the position of the oil inlet hole in the moving process by injecting oil into the hydraulic cylinder barrel, so that the adjustable range of the stroke of the hydraulic cylinder can be increased, the limitation is reduced, and the application range is increased;
2. according to the utility model, through the hydraulic mechanism, the first sealing ring is arranged on the outer side surface of the piston block, so that the reciprocating movement tightness of the piston block can be improved, the second sealing ring matched with the piston rod is arranged in the cylinder cover, so that the reciprocating movement tightness of the piston rod in the hole can be improved, and the rubber pad is arranged, so that the collision force between the piston block and the inner side surface of the cylinder cover can be buffered, and the service life of the piston block is prolonged;
drawings
The present utility model is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.
FIG. 1 is a schematic perspective view of a novel hydraulic cylinder of the present utility model for facilitating stroke adjustment;
FIG. 2 is a schematic diagram of the structural connection of the present utility model in front cross-section for facilitating stroke adjustment in a novel hydraulic cylinder;
FIG. 3 is an enlarged schematic view of the structural connection of the three-dimensional part of the novel hydraulic cylinder for facilitating stroke adjustment according to the present utility model;
fig. 4 is a schematic diagram of the structural connection of the pushing block in the novel hydraulic cylinder which is convenient for stroke adjustment and is in three-dimensional cross section.
In the figure: 1. a hydraulic cylinder; 2. a cylinder bottom; 3. a connecting block; 4. a fixed plate; 5. a through hole; 6. a cylinder cover; 7. a screw; 8. an adjusting mechanism; 801. a groove; 802. adjusting a motor; 803. a driving bevel gear; 804. a screw; 805. a passive bevel gear; 806. a pushing block; 807. a threaded hole; 808. an oil filling cavity; 809. a filler pipe; 810. a sealing gasket; 811. an oil inlet hole; 812. a limiting block; 9. a hydraulic mechanism; 901. a piston block; 902. a first seal ring; 903. a piston rod; 904. a connecting lug; 905. a second seal ring; 906. a rubber pad; 10. and an oil outlet.
Detailed Description
Referring to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, fig. 1 is a schematic perspective view of a novel hydraulic cylinder for facilitating stroke adjustment according to the present utility model; FIG. 2 is a schematic diagram of the structural connection of the present utility model in front cross-section for facilitating stroke adjustment in a novel hydraulic cylinder; FIG. 3 is an enlarged schematic view of the structural connection of the three-dimensional part of the novel hydraulic cylinder for facilitating stroke adjustment according to the present utility model; fig. 4 is a schematic diagram of the structural connection of the pushing block in the novel hydraulic cylinder which is convenient for stroke adjustment and is in three-dimensional cross section. Novel hydraulic cylinder convenient to stroke adjustment includes: the hydraulic cylinder barrel 1, one end of the hydraulic cylinder barrel 1 is fixedly provided with a cylinder bottom 2, one side of the cylinder bottom 2 is fixedly provided with a connecting block 3, the other side of the connecting block 3 is fixedly provided with a fixed disc 4, the fixed disc 4 is provided with a plurality of through holes 5, the other end of the hydraulic cylinder barrel 1 is fixedly provided with a cylinder cover 6, the cylinder cover 6 is provided with a plurality of screws 7, the screws 7 penetrate through the cylinder cover 6 and are in threaded connection with the hydraulic cylinder barrel 1, the hydraulic cylinder barrel 1 is internally provided with an adjusting mechanism 8, the hydraulic cylinder barrel 1 is provided with a hydraulic mechanism 9, and the hydraulic cylinder barrel 1 is provided with an oil outlet 10; the adjusting mechanism 8 comprises a groove 801, an adjusting motor 802 and a driving bevel gear 803, the groove 801 is formed in the connecting block 3, the adjusting motor 802 is fixedly installed in the groove 801, and the driving bevel gear 803 is fixedly installed on an output shaft of the adjusting motor 802.
As shown in fig. 1 to 4, the adjusting mechanism 8 further includes a screw 804 and a driven bevel gear 805, the screw 804 is rotatably connected with the cylinder bottom 2, one end of the screw 804 is fixedly connected with the driven bevel gear 805, and the driven bevel gear 805 is meshed with the driving bevel gear 803; the adjusting mechanism 8 further comprises a pushing block 806 and a threaded hole 807, the pushing block 806 is slidably connected with the hydraulic cylinder barrel 1, the pushing block 806 is provided with the threaded hole 807, and the threaded hole 807 is in screwed connection with the screw 804; the adjusting mechanism 8 further comprises an oil injection cavity 808, an oil injection pipe 809, a sealing gasket 810, two oil inlet holes 811 and a plurality of limiting blocks 812, wherein the oil injection cavity 808 is formed on the pushing block 806, one end of the oil injection pipe 809 penetrates through the cylinder bottom 2 and is communicated with the oil injection cavity 808, the sealing gasket 810 is fixedly arranged on one side of the pushing block 806, the two oil inlet holes 811 are formed on the oil injection cavity 808 and the sealing gasket 810, and the limiting blocks 812 are fixedly arranged in the hydraulic cylinder barrel 1;
through adjustment mechanism 8, start adjustment motor 802, make initiative conical gear 803 rotate, because initiative conical gear 803 and passive conical gear 805 mesh, thereby drive passive conical gear 805 and rotate, make screw 804 rotate, screw 804 and the screw hole 807 screw-thread that sets up on the impeller block 806, can make impeller block 806 remove in hydraulic cylinder 1 when screw 804 rotates, thereby change the space between impeller block 806 and the piston block 901, thereby can change the stroke of piston rod 903, the mode of oiling in to hydraulic cylinder 1 through annotating oil pipe 809, can make impeller block 806 change the position of inlet hole 811 in the in-process of removing, make the adjustable range of pneumatic cylinder stroke can increase, the limitation reduces, increase application scope.
As shown in fig. 1 to 4, the hydraulic mechanism 9 includes a piston block 901, a first sealing ring 902, a piston rod 903 and a connecting lug 904, wherein the piston block 901 is slidably connected with an inner wall of the hydraulic cylinder 1, the first sealing ring 902 is sleeved on the piston block 901, the piston rod 903 is slidably connected with the cylinder cover 6, one end of the piston rod 903 is fixedly connected with the piston block 901, and the connecting lug 904 is fixedly arranged at the other end of the piston rod 903; the hydraulic mechanism 9 further comprises a second sealing ring 905 and a plurality of rubber gaskets 906, wherein the second sealing ring 905 is fixedly arranged on the cylinder cover 6 and is matched with the piston rod 903, and the plurality of rubber gaskets 906 are fixedly arranged on the cylinder cover 6;
through hydraulic mechanism 9, piston block 901 lateral surface is provided with first sealing washer 902, can increase piston block 901 round trip movement leakproofness, and cylinder cap 6 inside is equipped with piston rod 903 assorted second sealing washer 905, can let piston rod 903 round trip movement leakproofness increase in the hole to be provided with rubber pad 906, can cushion the force that piston block 901 collides with cylinder cap 6 medial surface, improve its life.
The working principle of the novel hydraulic cylinder convenient for stroke adjustment provided by the utility model is as follows:
when the stroke of the piston rod 903 is required to be adjusted, the driving bevel gear 803 is enabled to rotate by starting the adjusting motor 802, the driving bevel gear 803 is meshed with the driven bevel gear 805, so that the driven bevel gear 805 is driven to rotate, the screw 804 rotates, the screw 804 is screwed with the threaded hole 807 formed in the pushing block 806, the pushing block 806 can be moved in the hydraulic cylinder barrel 1 when the screw 804 rotates, the space between the pushing block 806 and the piston block 901 is changed, the stroke of the piston rod 903 can be changed, the oil injection mode of the oil injection pipe 809 into the hydraulic cylinder barrel 1 is adopted, the position of the oil inlet hole 811 can be changed, the adjustable range of the stroke of the hydraulic cylinder can be increased, the limitation is reduced, the application range is increased, the outer side face of the piston block 901 is provided with the first sealing ring 902, the sealing performance of the piston block 901 can be increased, the sealing performance of the piston block 903 in a back-and-forth movement mode of the piston rod 903 can be increased, the cylinder cover 6 is internally provided with the second sealing ring 905 matched with the piston rod 903, the piston rod 903 can be moved back-and-forth in the hole, the sealing performance of the piston rod 906 is changed, the collision force of the inner side face of the piston block 901 can be buffered, and the service life of the cylinder cover 6 can be prolonged.
It should be noted that, the device structure and the drawings of the present utility model mainly describe the principle of the present utility model, in terms of the technology of the design principle, the arrangement of the power mechanism, the power supply system, the control system, etc. of the device is not completely described, and on the premise that the person skilled in the art understands the principle of the present utility model, the specific details of the power mechanism, the power supply system and the control system can be clearly known, the control mode of the application file is automatically controlled by the controller, and the control circuit of the controller can be realized by simple programming of the person skilled in the art;
the standard parts used in the method can be purchased from the market, and can be customized according to the description of the specification and the drawings, the specific connection modes of the parts are conventional means such as mature bolts, rivets and welding in the prior art, the machines, the parts and the equipment are conventional models in the prior art, and the structures and the principles of the parts are all known by the skilled person through technical manuals or through conventional experimental methods.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations may be made therein without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents, and in other related technical fields, which are equally encompassed by the scope of the present utility model.
Claims (6)
1. Novel hydraulic cylinder convenient to stroke adjustment, its characterized in that includes: the hydraulic cylinder is characterized by comprising a cylinder bottom fixedly arranged at one end of the hydraulic cylinder, a connecting block is fixedly arranged at one side of the cylinder bottom, a fixed disc is fixedly arranged at the other side of the connecting block, a plurality of through holes are formed in the fixed disc, a cylinder cover is fixedly arranged at the other end of the hydraulic cylinder, a plurality of screws are arranged on the cylinder cover and penetrate through the cylinder cover and are in threaded connection with the hydraulic cylinder, an adjusting mechanism is arranged in the hydraulic cylinder, a hydraulic mechanism is arranged in the hydraulic cylinder, and an oil outlet is formed in the hydraulic cylinder;
the adjusting mechanism comprises a groove, an adjusting motor and a driving bevel gear, wherein the groove is formed in the connecting block, the adjusting motor is fixedly installed in the groove, and the driving bevel gear is fixedly installed on an output shaft of the adjusting motor.
2. The novel hydraulic cylinder facilitating stroke adjustment according to claim 1, wherein: the adjusting mechanism further comprises a screw and a driven bevel gear, the screw is rotationally connected with the cylinder bottom, one end of the screw is fixedly connected with the driven bevel gear, and the driven bevel gear is meshed with the driving bevel gear.
3. The novel hydraulic cylinder facilitating stroke adjustment according to claim 2, wherein: the adjusting mechanism further comprises a pushing block and a threaded hole, the pushing block is in sliding connection with the hydraulic cylinder barrel, the pushing block is provided with the threaded hole, and the threaded hole is in threaded engagement with the screw rod.
4. The novel hydraulic cylinder facilitating stroke adjustment according to claim 3, wherein: the adjusting mechanism further comprises an oil injection cavity, an oil injection pipe, a sealing gasket, two oil inlet holes and a plurality of limiting blocks, wherein the oil injection cavity is formed in the pushing block, one end of the oil injection pipe penetrates through the cylinder bottom and is communicated with the oil injection cavity, the sealing gasket is fixedly arranged on one side of the pushing block, the two oil inlet holes are formed in the oil injection cavity and the sealing gasket, and the limiting blocks are fixedly arranged in the hydraulic cylinder barrel.
5. The novel hydraulic cylinder facilitating stroke adjustment according to claim 1, wherein: the hydraulic mechanism comprises a piston block, a first sealing ring, a piston rod and a connecting lug, wherein the piston block is in sliding connection with the inner wall of the hydraulic cylinder barrel, the first sealing ring is sleeved on the piston block, the piston rod is in sliding connection with the cylinder cover, one end of the piston rod is fixedly connected with the piston block, and the connecting lug is fixedly arranged at the other end of the piston rod.
6. The novel hydraulic cylinder facilitating stroke adjustment according to claim 5, wherein: the hydraulic mechanism further comprises a second sealing ring and a plurality of rubber gaskets, wherein the second sealing ring is fixedly arranged on the cylinder cover and is matched with the piston rod, and the rubber gaskets are fixedly arranged on the cylinder cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321966447.5U CN220185507U (en) | 2023-07-25 | 2023-07-25 | Novel hydraulic cylinder convenient to stroke is adjusted |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321966447.5U CN220185507U (en) | 2023-07-25 | 2023-07-25 | Novel hydraulic cylinder convenient to stroke is adjusted |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220185507U true CN220185507U (en) | 2023-12-15 |
Family
ID=89104287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321966447.5U Active CN220185507U (en) | 2023-07-25 | 2023-07-25 | Novel hydraulic cylinder convenient to stroke is adjusted |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220185507U (en) |
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2023
- 2023-07-25 CN CN202321966447.5U patent/CN220185507U/en active Active
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