CN213298464U - Guide sleeve structure for hydraulic cylinder - Google Patents
Guide sleeve structure for hydraulic cylinder Download PDFInfo
- Publication number
- CN213298464U CN213298464U CN202022348715.XU CN202022348715U CN213298464U CN 213298464 U CN213298464 U CN 213298464U CN 202022348715 U CN202022348715 U CN 202022348715U CN 213298464 U CN213298464 U CN 213298464U
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- arc
- shaped plate
- hydraulic cylinder
- shaped
- rod
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- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 abstract 1
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C29/00—Bearings for parts moving only linearly
- F16C29/04—Ball or roller bearings
- F16C29/045—Ball or roller bearings having rolling elements journaled in one of the moving parts
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Actuator (AREA)
Abstract
The utility model belongs to the field of hydraulic cylinder accessories, in particular to a guide sleeve structure for a hydraulic cylinder, aiming at the problems that the prior guide belt has short effective action time, needs frequent replacement, has high replacement difficulty and is not beneficial to the improvement of production efficiency, the proposal is provided that the guide sleeve structure comprises a first arc-shaped plate and a second arc-shaped plate, a plurality of guide wheels are symmetrically arranged on one side of the first arc-shaped plate close to the second arc-shaped plate, supporting plates are fixedly arranged on both sides of the first arc-shaped plate, both the two supporting plates are connected with the first arc-shaped plate in a sliding way, the two supporting plates are connected with the same U-shaped rod in a rotating way, the utility model adopts the first arc-shaped plate and the second arc-shaped plate to carry out installation connection, thereby a plurality of guide wheels can be utilized to carry out stable limit support on a piston rod of the hydraulic cylinder, and the piston rod can not be damaged when the piston, therefore, the utility model has good practicability and can prolong the service life.
Description
Technical Field
The utility model relates to a pneumatic cylinder accessory technical field especially relates to a uide bushing structure for pneumatic cylinder.
Background
The guide sleeve structure makes an indispensable structure in the hydraulic cylinder, and in order to prolong the service life of the guide sleeve and avoid the contact friction between the piston rod and the guide sleeve, the prior art generally adopts a guide belt mode;
in some industrial and mining enterprises, because pneumatic cylinder hydraulic pressure is big, the piston rod receives great holding power for the guiding tape only can play the effect of avoiding the contact friction between piston rod and the uide bushing in a certain time, and the effective active time of guiding tape is short, needs frequent change, and the change degree of difficulty is big, is unfavorable for production efficiency's improvement, so we propose a uide bushing structure for the pneumatic cylinder for solve the above-mentioned problem that proposes.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the effective action time of the guide belt is short in the prior art, the guide belt needs to be changed frequently, the replacement difficulty is large, the defect of the improvement of the production efficiency is not facilitated, and the guide sleeve structure for the hydraulic cylinder is provided.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a uide bushing structure for pneumatic cylinder, includes first arc template and second arc template, the equal symmetry in one side that first arc template and second arc template are close to each other is equipped with a plurality of guide pulleys, the equal fixed mounting in both sides of first arc template has the backup pad, and two backup pads all with first arc template sliding connection, rotate in two backup pads and be connected with same U type pole, and the top sliding connection of first arc template has the go-between, U type pole run through the go-between and rotate with the inner wall of go-between and be connected, first fixed slot and second fixed slot have all been seted up to one side that first arc template and second arc template are close to each other, and the second fixed slot is located one side of first fixed slot.
Preferably, the top fixed mounting of first arc template has the slide bar, and sliding sleeve is equipped with the sliding sleeve on the slide bar, go up the top of go-between fixed mounting at the sliding sleeve, can realize carrying out the lateral sliding spacing to the go-between.
Preferably, a mounting plate is fixedly mounted on one side of the top of the supporting plate, the U-shaped rod is rotatably connected with the two mounting plates respectively, and the U-shaped rod can be rotated and limited.
Preferably, the equal symmetry fixed mounting in both sides of first arc template has two limiting plates, and the top symmetry fixed mounting of backup pad has two gag lever posts, and four gag lever posts run through four limiting plates respectively and respectively with four limiting plate sliding connection, the cover is equipped with extension spring on the gag lever post, and extension spring's top and bottom respectively with the top of gag lever post and the top fixed connection of limiting plate, utilize under the limiting displacement of gag lever post and limiting plate, can keep first arc template and second arc template to carry out sliding connection.
Preferably, the screw rod is in threaded connection with the inner wall of the top of the connecting ring, the U-shaped rod is provided with a clamping groove located in the connecting ring, the bottom end of the screw rod extends into the clamping groove and is clamped with the clamping groove, and the U-shaped rod can be braked and limited.
The utility model discloses in, a uide bushing structure for pneumatic cylinder:
according to the technical scheme, a piston rod of the hydraulic cylinder penetrates between a first arc-shaped plate and a second arc-shaped plate, then the first arc-shaped plate can be pressed downwards by rotating a U-shaped rod, the first arc-shaped plate and the second arc-shaped plate can be closed at the moment until the first arc-shaped plate and the second arc-shaped plate are attached to each other, a clamping groove in the U-shaped rod corresponds to a screw rod at the moment, then the screw rod can be rotated to enable the screw rod to enter the clamping groove, the U-shaped rod is positioned, and the first arc-shaped plate and the second arc-shaped plate can be further stably connected;
the guide wheels are in contact with the piston rods of the hydraulic cylinders, so that when the piston rods move, the guide wheels can be used for supporting the piston rods, meanwhile, the guide wheels can rotate under the action of static friction when the piston rods move, friction force cannot be generated when the guide wheels and the piston rods are used for limiting, and therefore damage to the piston rods cannot be caused.
The utility model discloses a first arc template and second arc template carry out erection joint to this can utilize a plurality of guide wheels to stabilize spacing support to the piston rod of pneumatic cylinder, and when spacing support to the piston rod, can not cause the damage for the piston rod, so have good practicality, can increase of service life.
Drawings
Fig. 1 is a structural side view of a guide sleeve structure for a hydraulic cylinder according to the present invention;
fig. 2 is a front view of a structure of a guide sleeve structure for a hydraulic cylinder according to the present invention;
fig. 3 is a structural plan view of a guide sleeve structure for a hydraulic cylinder according to the present invention;
fig. 4 is a front view of a U-shaped rod and screw rod connection structure of a guide sleeve structure for a hydraulic cylinder according to the present invention.
In the figure: the device comprises a first arc-shaped plate 1, a second arc-shaped plate 2, a guide wheel 3, a sliding rod 4, a sliding sleeve 5, a connecting ring 6, a U-shaped rod 7, a supporting plate 8, a limiting plate 9, a limiting rod 10, an extension spring 11, a screw rod 12, a mounting plate 13, a first fixing groove 14 and a second fixing groove 15.
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.
Referring to fig. 1-3, a uide bushing structure for pneumatic cylinder, including first arc template 1 and second arc template 2, one side that first arc template 1 and second arc template 2 are close to each other is all the symmetry be equipped with a plurality of guide pulleys 3, the equal fixed mounting in both sides of first arc template 1 has backup pad 8, and two backup pads 8 all with first arc template 1 sliding connection, it is connected with same U shaped rod 7 to rotate on two backup pads 8, and the top sliding connection of first arc template 1 has go-between 6, U shaped rod 7 runs through go-between 6 and is connected with the inner wall rotation of go-between 6, first fixed slot 14 and second fixed slot 15 have all been seted up to one side that first arc template 1 and second arc template 2 are close to each other, and second fixed slot 15 is located one side of first fixed slot 14.
Wherein, the utility model discloses a first arc template 1 and second arc template 2 carry out erection joint to this can utilize a plurality of guide pulleys 3 to stabilize spacing support to the piston rod of pneumatic cylinder, and when spacing support to the piston rod, can not cause the damage for the piston rod, so have good practicality.
The utility model discloses in, the top fixed mounting of first arc template 1 has slide bar 4, and slide bar 4 goes up the sliding sleeve and be equipped with sliding sleeve 5, and 6 fixed mounting of go-between can realize carrying out lateral sliding spacing to go-between 6 at sliding sleeve 5's top.
The utility model discloses in, top one side fixed mounting of backup pad 8 has mounting panel 13, and U type pole 7 rotates with two mounting panels 13 respectively to be connected, can rotate spacingly to U type pole 7.
The utility model discloses in, the equal symmetry fixed mounting in both sides of first arc template 1 has two limiting plates 9, and the top symmetry fixed mounting of backup pad 8 has two gag lever post 10, four gag lever post 10 run through four limiting plates 9 respectively and respectively with four limiting plate 9 sliding connection, the cover is equipped with extension spring 11 on the gag lever post 10, and extension spring 11's top and bottom respectively with the top of gag lever post 10 and limiting plate 9's top fixed connection, utilize under the limiting displacement of gag lever post 10 and limiting plate 9, can keep first arc template 1 and second arc template 2 to carry out sliding connection.
The utility model discloses in, threaded connection has screw rod 12 on go-between 6's the top inner wall, and sets up the draw-in groove that is located go-between 6 on the U type pole 7, and the bottom of screw rod 12 extends to in the draw-in groove and clamps mutually with the draw-in groove, can realize braking spacingly to U type pole 7.
In the utility model, according to the technical scheme, firstly, a piston rod of a hydraulic cylinder passes through the space between a first arc-shaped plate 1 and a second arc-shaped plate 2, then, the first arc-shaped plate 1 can be pressed down by rotating a U-shaped rod 7, at the moment, the first arc-shaped plate 1 and the second arc-shaped plate 2 can be drawn close, when the first arc-shaped plate 1 moves, four limiting plates 9 can move, namely, four stretching springs 11 are all in a stress state until the first arc-shaped plate 1 and the second arc-shaped plate 2 are attached, at the moment, a clamping groove on the U-shaped rod 7 corresponds to a screw rod 12, then, the screw rod 12 can be rotated, so that the screw rod 12 enters the clamping groove, the U-shaped rod 7 is positioned, further, the stable connection of the first arc-shaped plate 1 and the second arc-shaped plate 2 can be realized, a plurality of guide wheels 3 are all contacted with the piston rod of the hydraulic cylinder, can utilize guide pulley 3 to support the piston rod, guide pulley 3 can take place to rotate under the effect of static friction power when the piston rod moves simultaneously, so can make and utilize guide pulley 3 and piston rod to carry out spacing time can not produce frictional force, can not lead to the piston rod damage to appear, so have good practicality.
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 (5)
1. A guide sleeve structure for a hydraulic cylinder comprises a first arc-shaped plate (1) and a second arc-shaped plate (2), and is characterized in that a plurality of guide wheels (3) are symmetrically arranged on one side, close to each other, of the first arc-shaped plate (1) and the second arc-shaped plate (2), supporting plates (8) are fixedly arranged on two sides of the first arc-shaped plate (1), the two supporting plates (8) are connected with the first arc-shaped plate (1) in a sliding mode, the two supporting plates (8) are rotatably connected with a same U-shaped rod (7), a connecting ring (6) is slidably connected to the top of the first arc-shaped plate (1), the U-shaped rod (7) penetrates through the connecting ring (6) and is rotatably connected with the inner wall of the connecting ring (6), a first fixing groove (14) and a second fixing groove (15) are formed in one side, close to each other, of the first arc-shaped plate (1) and the second arc-shaped, and the second fixing groove (15) is positioned at one side of the first fixing groove (14).
2. The guide sleeve structure for the hydraulic cylinder according to claim 1, wherein a sliding rod (4) is fixedly mounted at the top of the first arc-shaped plate (1), a sliding sleeve (5) is sleeved on the sliding rod (4), and the connecting ring (6) is fixedly mounted at the top of the sliding sleeve (5).
3. A guide sleeve structure for a hydraulic cylinder according to claim 1, characterized in that a mounting plate (13) is fixedly mounted on one side of the top of the support plate (8), and the U-shaped bar (7) is rotatably connected with the two mounting plates (13) respectively.
4. The guide sleeve structure for the hydraulic cylinder according to claim 1, wherein two limiting plates (9) are symmetrically and fixedly mounted on two sides of the first arc-shaped plate (1), two limiting rods (10) are symmetrically and fixedly mounted on the top of the supporting plate (8), the four limiting rods (10) penetrate through the four limiting plates (9) respectively and are in sliding connection with the four limiting plates (9) respectively, the stretching springs (11) are sleeved on the limiting rods (10), and the top ends and the bottom ends of the stretching springs (11) are fixedly connected with the top ends of the limiting rods (10) and the top portions of the limiting plates (9) respectively.
5. The guide sleeve structure for the hydraulic cylinder is characterized in that a screw rod (12) is connected to the inner wall of the top of the connecting ring (6) in a threaded manner, a clamping groove located in the connecting ring (6) is formed in the U-shaped rod (7), and the bottom end of the screw rod (12) extends into the clamping groove and is clamped with the clamping groove.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022348715.XU CN213298464U (en) | 2020-10-21 | 2020-10-21 | Guide sleeve structure for hydraulic cylinder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022348715.XU CN213298464U (en) | 2020-10-21 | 2020-10-21 | Guide sleeve structure for hydraulic cylinder |
Publications (1)
Publication Number | Publication Date |
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CN213298464U true CN213298464U (en) | 2021-05-28 |
Family
ID=76014834
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202022348715.XU Expired - Fee Related CN213298464U (en) | 2020-10-21 | 2020-10-21 | Guide sleeve structure for hydraulic cylinder |
Country Status (1)
Country | Link |
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CN (1) | CN213298464U (en) |
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2020
- 2020-10-21 CN CN202022348715.XU patent/CN213298464U/en not_active Expired - Fee Related
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Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210528 |
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CF01 | Termination of patent right due to non-payment of annual fee |