CN216922685U - Wear-resistant horizontal plunger cylinder for recombined material hydraulic equipment - Google Patents
Wear-resistant horizontal plunger cylinder for recombined material hydraulic equipment Download PDFInfo
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- CN216922685U CN216922685U CN202121464484.7U CN202121464484U CN216922685U CN 216922685 U CN216922685 U CN 216922685U CN 202121464484 U CN202121464484 U CN 202121464484U CN 216922685 U CN216922685 U CN 216922685U
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Abstract
The utility model discloses a wear-resistant horizontally-lying plunger oil cylinder for a recombined material hydraulic device, which comprises an oil cylinder body horizontally positioned and arranged on a force bearing frame of the hydraulic device, wherein one end of the oil cylinder body is provided with an oil inlet communicated with an oil pump, a plunger capable of performing rotary reciprocating motion when oil enters and exits so as to enable the circumferential side wall to be uniformly worn is hermetically assembled in the oil cylinder body, and one end of the plunger extends out of the oil cylinder body and is rotatably arranged on a movable top beam. According to the utility model, the plunger hermetically assembled in the oil cylinder body can perform rotary reciprocating motion when oil enters and exits, so that the circumferential side wall of the plunger is uniformly contacted with the guide sleeve, the circumferential side wall of the plunger is uniformly abraded, the phenomenon that only one region is abraded is avoided, the service life of the plunger is greatly prolonged, and the repairing and replacing cost of the plunger is effectively reduced.
Description
Technical Field
The utility model relates to the technical field of hydraulic oil cylinders, in particular to a wear-resistant horizontal plunger oil cylinder for a recombined material hydraulic device.
Background
The plunger oil cylinder is a hydraulic actuating element which converts hydraulic energy into mechanical energy and makes linear reciprocating motion (or swinging motion), and has simple structure and reliable work. When it is used to implement reciprocating motion, it can omit speed-reducing device, and has no transmission gap, and its motion is stable, so that it can be extensively used in various mechanical hydraulic systems.
The recombined material is made into sheet or rolled into bamboo filament or wood bundle, and through stoving, gum dipping, stoving after gum dipping, high pressure pressing, high temperature solidification, cooling, demolding and other steps, the recombined bamboo-wood section is produced with excellent performance and wide application. A plurality of hydraulic devices are used in the production and processing process of the recombined materials, the oil cylinder is horizontally used, the plunger is under the action of gravity, the weight of the plunger is always pressed on the guide sleeve in the reciprocating motion process, the friction force of the bottom of the plunger on the guide sleeve and the wear-resistant belt is relatively large, after the plunger is used for a long time, the bottom of the plunger can be worn, the wear degree is serious compared with any position of the circumference of the plunger, the gap between the bottom of the plunger and the sleeve is enlarged, hydraulic oil is leaked, the service life of the plunger is seriously reduced, and the repair and replacement cost of the plunger is greatly increased.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to provide a wear-resistant horizontally-lying plunger cylinder for a recombined material hydraulic device, which aims to solve the problems that the bottom of a plunger in the plunger cylinder is worn and the service life of the plunger is short, so that the circumferential side wall of the plunger is uniformly worn, the phenomenon that the plunger only wears one area is avoided, and the service life of the plunger is greatly prolonged.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows.
The wear-resistant horizontally-lying plunger oil cylinder for the recombined material hydraulic equipment comprises an oil cylinder body which is horizontally positioned on a force bearing rack of the hydraulic equipment, wherein an oil inlet communicated with an oil pump is formed in one end of the oil cylinder body, a plunger which can perform rotary reciprocating motion when oil enters and exits so as to enable the circumferential side wall to be uniformly abraded is arranged in the oil cylinder body in a sealing and assembling mode, and one end of the plunger extends out of the oil cylinder body and is rotatably arranged on a movable top beam.
Further optimize technical scheme, the outside cover that is located the plunger in the cylinder body is equipped with the uide bushing, has seted up a plurality of parallel arrangement on the anterior segment inside wall of uide bushing, is used for saving hydraulic oil and drives the rotatory spiral slot of plunger when plunger reciprocating motion.
According to the technical scheme, a wear-resistant belt groove is formed in the inner side wall of the rear section of the guide sleeve, and a wear-resistant belt which is assembled with the plunger in a sliding mode is embedded in the wear-resistant belt groove.
Further optimize technical scheme, seted up the sealing washer recess on the back end inside wall of uide bushing, the embedded sealing washer that is equipped with and plunger sliding fit of sealing washer recess.
Further optimize technical scheme, the outside of plunger is still overlapped and is equipped with the pressure cover, presses the cover including with the flange portion of hydro-cylinder body fixed connection and with flange portion an organic whole set up and with the pressure cover portion of uide bushing looks butt.
Further optimize technical scheme, stretch out the plunger one end of the hydro-cylinder body and rotate and set up on the link end lid fixed mutually with the activity back timber.
Further optimize technical scheme, the plunger passes through radial bearing and thrust bearing and rotates the setting on the link cover.
Due to the adoption of the technical scheme, the technical progress of the utility model is as follows.
According to the utility model, the plunger hermetically assembled in the oil cylinder body can perform rotary reciprocating motion when oil enters and exits, so that the circumferential side wall of the plunger is uniformly contacted with the guide sleeve, the circumferential side wall of the plunger is uniformly abraded, the phenomenon that only one region is abraded is avoided, the service life of the plunger is greatly prolonged, and the repairing and replacing cost of the plunger is effectively reduced.
The inner side wall of the front section of the guide sleeve is provided with the plurality of spiral grooves which are arranged in parallel, when an oil pump supplies oil to the oil cylinder body to pressurize and push the plunger to move left and right, the spiral grooves of the guide sleeve are filled with hydraulic oil with higher and higher pressure, the edge of each spiral belt generates friction force relative to the normal direction of the edge of the plunger, the friction force can decompose longitudinal friction force and transverse friction force, and meanwhile, one end of the plunger is rotatably arranged on the movable top beam, so that the decomposed longitudinal friction force can enable the plunger to rotate, and the contact uniformity of the plunger and the guide sleeve is further ensured.
The plunger is rotatably arranged on the connecting end cover through the radial bearing and the thrust bearing, so that the resistance-free state of the plunger during rotation is effectively guaranteed, and the plunger can rotate more conveniently.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the present invention mounted to a reconstituted material hydraulic apparatus;
FIG. 3 is a schematic view of the present invention in connection with a movable cap;
fig. 4 is a partial structural schematic diagram of the present invention.
Wherein: 1. the oil cylinder body, 2, a plunger, 3, an oil inlet, 4, a guide sleeve, 41, a spiral groove, 5, a pressing sleeve, 51, a screw, 6, a sealing ring, 7, a wear-resistant belt, 8, a connecting end cover, 9, a radial bearing, 10, a thrust bearing, 11, an oil pump, 12, a hydraulic equipment bearing frame, 13, a movable top beam, 14, a fixed top beam, 15 and a compressed product.
Detailed Description
The utility model will be described in further detail below with reference to the figures and specific examples.
The recombined material hydraulic equipment, which is shown in fig. 2, includes a hydraulic equipment force bearing frame 12, a lying plunger cylinder, a movable top beam 13, a fixed top beam 14 and an oil pump 11. The horizontal plunger oil cylinder is arranged inside the hydraulic equipment force bearing rack 12, the movable top beam 13 is arranged at the end of the horizontal plunger oil cylinder, the fixed top beam 14 is fixedly arranged inside the hydraulic equipment force bearing rack 12, a pressing space for pressing the compressed product 15 is formed inside the hydraulic equipment force bearing rack 12 between the movable top beam 13 and the fixed top beam 14, and the movable top beam 13 is driven by the horizontal plunger oil cylinder to press the compressed product 15.
A wear-resistant lying type plunger oil cylinder for a reconstituted material hydraulic device is shown in a combined drawing 1-4 and comprises an oil cylinder body 1, an oil inlet 3 and a plunger 2.
The hydraulic equipment bearing frame 12 is provided with a positioning hole, the oil cylinder body 1 is horizontally positioned on the hydraulic equipment bearing frame 12, and specifically, the oil cylinder body 1 is positioned on the positioning hole of the hydraulic equipment bearing frame 12.
An oil inlet 3 communicated with an oil pump 11 is formed in one end of the oil cylinder body 1, the oil inlet 3 is connected with the oil pump 11 through a pipeline, and the oil pump 11 can supply oil to the oil cylinder body 1 through the oil inlet 3.
The plunger 2 is arranged in the oil cylinder body 1 in a sealing and assembling mode, and the plunger 2 can perform rotary reciprocating motion when oil enters and exits, so that the circumferential side wall is uniformly abraded, the phenomenon that only one region is abraded is avoided, and the service life of the oil cylinder body is greatly prolonged.
The outside cover that is located plunger 2 of hydro-cylinder body 1 is equipped with uide bushing 4, offers a plurality of parallel arrangement's spiral groove 41 on the anterior segment inside wall of uide bushing 4, and spiral groove 41 is used for saving hydraulic oil to drive plunger 2 rotatory when plunger 2 reciprocating motion.
The rear section inner side wall of the guide sleeve 4 is provided with a wear-resistant belt groove, and a wear-resistant belt 7 which is assembled with the plunger 2 in a sliding mode is embedded in the wear-resistant belt groove.
A sealing ring groove is formed in the inner side wall of the rear section of the guide sleeve 4, and a sealing ring 6 which is assembled with the plunger 2 in a sliding mode is embedded in the sealing ring groove.
The outside of plunger 2 still overlaps and is equipped with pressure cover 5, and pressure cover 5 includes the flange portion with hydro-cylinder body 1 fixed connection and the pressure cover portion that sets up with flange portion an organic whole and with uide bushing 4 looks butt, and the flange portion of pressure cover 5 contacts with the lateral wall of hydro-cylinder body 1 to be connected with hydro-cylinder body 1 through screw 51.
One end of the plunger 2 extends out of the oil cylinder body 1 and is rotatably arranged on the movable top beam 13. One end of the plunger 2 extending out of the oil cylinder body 1 is rotatably arranged on the connecting end cover 8, and the connecting end cover 8 is fixed with the movable top beam 13.
The plunger 2 is rotatably arranged on the connecting end cover 8 through a radial bearing 9 and a thrust bearing 10 to ensure that the plunger does not have resistance when rotating.
The spiral angle of the spiral groove 41 is set as beta, and when the oil pump supplies oil to the oil cylinder body and pressurizes the oil to push the plunger 2 to move from right to left, the spiral groove 41 of the guide sleeve 4 is filled with hydraulic oil with higher and higher pressure. In the region of the helical groove of the guide sleeve 4, the plunger 2 is tightly circumferentially enclosed by a helical hydraulic sleeve. Suppose the friction coefficient of the hydraulic oil and the plunger is f1When the plunger moves from right to left, the edge of each spiral belt of the spiral hydraulic sleeve generates friction force F to the plunger along the normal direction of the edge1，F1Will decompose the longitudinal friction force F1x and transverse frictional force F1y. Similarly, when the hydraulic equipment needs to return, and the plunger is pushed by the return mechanism to move from left to right, the pressure in the oil cylinder is discharged to zero, and the plunger is supported by the spiral surface of the guide sleeve and the wear-resistant belt together. The friction coefficient between the edge of the spiral groove of the guide sleeve and the plunger is set to be f2Then, when the plunger moves from left to right, the edge of the spiral groove of the guide sleeve generates a friction force F to the plunger along the normal direction2，F2Will decompose the longitudinal friction force F2x and transverse frictional force F2y。
F1y and F2y is reversed, so that the plunger is rotated in the opposite direction while moving longitudinally. Due to f1≠f2(in general f)1＜f2) Therefore F1y≠F2y, then the angle of rotation alpha when the plunger is moved to the left is caused1Not equal to the reverse rotation angle alpha when the plunger moves rightwards2。α1-α2The difference in (a) is the amount of angular rotation of the plunger per reciprocation. So, the plunger rotates along with the reciprocating motion in-process about for its circumference is even wearing and tearing, has avoided only grinding the phenomenon in an area, prolongs its life greatly.
Claims (7)
1. The utility model provides a reorganization material hydraulic equipment is with wear-resisting type flat formula of lying plunger hydro-cylinder which characterized in that: the hydraulic oil cylinder comprises an oil cylinder body (1) which is horizontally positioned on a force bearing rack (12) of hydraulic equipment, wherein one end of the oil cylinder body (1) is provided with an oil inlet (3) communicated with an oil pump (11), a plunger (2) which can perform rotary reciprocating motion when oil enters and exits so as to enable the circumferential side wall to be evenly abraded is arranged in the oil cylinder body (1) in a sealing and assembling mode, and one end of the plunger (2) extends out of the oil cylinder body (1) and is rotatably arranged on a movable top beam (13).
2. The wear-resistant horizontally-laid plunger cylinder for the reconstituted material hydraulic equipment according to claim 1, characterized in that: the outer portion of the plunger (2) located in the oil cylinder body (1) is sleeved with a guide sleeve (4), and a plurality of spiral grooves (41) which are arranged in parallel and used for storing hydraulic oil and driving the plunger (2) to rotate when the plunger (2) moves in a reciprocating mode are formed in the inner side wall of the front section of the guide sleeve (4).
3. The wear-resistant horizontally-lying plunger cylinder for the reconstituted material hydraulic equipment according to claim 2, characterized in that: and a wear-resistant belt groove is formed in the inner side wall of the rear section of the guide sleeve (4), and a wear-resistant belt (7) which is assembled with the plunger (2) in a sliding manner is embedded in the wear-resistant belt groove.
4. The wear-resistant horizontally-lying plunger cylinder for the reconstituted material hydraulic equipment according to claim 2 or 3, characterized in that: a sealing ring groove is formed in the inner side wall of the rear section of the guide sleeve (4), and a sealing ring (6) which is assembled with the plunger (2) in a sliding mode is embedded in the sealing ring groove.
5. The wear-resistant horizontally-lying plunger cylinder for the reconstituted material hydraulic equipment according to claim 2, characterized in that: the outer portion of the plunger (2) is further sleeved with a pressing sleeve (5), and the pressing sleeve (5) comprises a flange portion fixedly connected with the oil cylinder body (1) and a pressing sleeve portion which is integrally arranged with the flange portion and is abutted to the guide sleeve (4).
6. The wear-resistant horizontally-lying plunger cylinder for the reconstituted material hydraulic equipment according to claim 1, characterized in that: one end of a plunger (2) extending out of the oil cylinder body (1) is rotatably arranged on a connecting end cover (8) fixed with the movable top beam (13).
7. The wear-resistant horizontally-lying plunger cylinder for the reconstituted material hydraulic equipment according to claim 6, characterized in that: the plunger (2) is rotatably arranged on the connecting end cover (8) through a radial bearing (9) and a thrust bearing (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121464484.7U CN216922685U (en) | 2021-06-30 | 2021-06-30 | Wear-resistant horizontal plunger cylinder for recombined material hydraulic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121464484.7U CN216922685U (en) | 2021-06-30 | 2021-06-30 | Wear-resistant horizontal plunger cylinder for recombined material hydraulic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216922685U true CN216922685U (en) | 2022-07-08 |
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ID=82223878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121464484.7U Active CN216922685U (en) | 2021-06-30 | 2021-06-30 | Wear-resistant horizontal plunger cylinder for recombined material hydraulic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216922685U (en) |
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2021
- 2021-06-30 CN CN202121464484.7U patent/CN216922685U/en active Active
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