CN210240173U - Oil cylinder with spacer bush for pushing material - Google Patents
Oil cylinder with spacer bush for pushing material Download PDFInfo
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- CN210240173U CN210240173U CN201921028939.3U CN201921028939U CN210240173U CN 210240173 U CN210240173 U CN 210240173U CN 201921028939 U CN201921028939 U CN 201921028939U CN 210240173 U CN210240173 U CN 210240173U
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- piston rod
- spacer
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- cylinder
- bush
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Abstract
The utility model relates to the technical field of hydraulic oil cylinders, in particular to a material pushing oil cylinder with a spacer bush, which comprises a piston rod, a piston, a guide bush and a spacer bush; a guide sleeve is detachably and fixedly arranged on the inner wall of the head part of the cylinder barrel; the piston rod is sleeved in the cylinder barrel, the head of the piston rod is provided with a connecting part, and the connecting part is used for connecting an external material pushing head; the piston is fixed at the tail part of the piston rod, and a plurality of sealing rings are arranged around the piston; the tail part of the piston rod is sleeved with a spacer bush, one end of the spacer bush is contacted with the piston, a shaft shoulder is arranged at the corresponding position on the tail part of the piston rod, the other end of the spacer bush is connected with the shaft shoulder of the piston rod, a plurality of bulges are arranged on the outer side surface of the spacer bush, and the bulges are contacted with the inner side wall of the cylinder barrel. The utility model provides a pair of take hydro-cylinder for material that pushes away of spacer solves the long problem of piston rod stroke through cup jointing the spacer on the piston rod to the manufacturing cost of enterprise has been reduced.
Description
Technical Field
The utility model relates to a hydraulic cylinder technical field, especially a take hydro-cylinder for material pushing of spacer.
Background
With the progress of society, the amount of steel is also gradually increased, and the output of old and useless steel is also very huge, and in order to reduce the waste of resource, old and useless steel can be recycled, for example eliminated vehicle, old and useless oil drum, old and useless mechanical equipment, metal empty can etc. but these old and useless steel spaces occupy greatly, and the shape is irregular, thereby lead to depositing and transport very inconvenient, thereby by a wide margin improved the cost of storage, transportation, thereby need extrude the packing through hydraulic metal baling press with the metal waste.
When the stroke of the oil cylinder for pushing materials in the hydraulic metal packaging machine is too long, the problem of long stroke is solved by increasing the length of the piston and the guide sleeve in the conventional method in the prior art, so that the production cost of enterprises is greatly increased by the operation.
In view of the above problems, it is desirable to provide a material pushing cylinder with a spacer.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a take hydro-cylinder for material that pushes away of spacer solves the long problem of piston rod stroke through cup jointing the spacer on the piston rod to the manufacturing cost of enterprise has been reduced.
In order to achieve the purpose of the utility model, the material pushing oil cylinder with the spacer bush comprises a cylinder barrel, the tail part of the cylinder barrel is of a snap ring type cylinder tail structure, and the material pushing oil cylinder is characterized by also comprising a piston rod, a piston, a guide bush and the spacer bush; a guide sleeve is detachably and fixedly arranged on the inner wall of the head part of the cylinder barrel; the piston rod is sleeved in the cylinder barrel, the head of the piston rod is provided with a connecting part, and the connecting part is used for connecting an external material pushing head; the piston is fixed at the tail part of the piston rod, and a plurality of sealing rings are arranged around the piston; the piston rod is characterized in that a spacer bush is sleeved on the tail of the piston rod, one end of the spacer bush is in contact with the piston, a shaft shoulder is arranged at a corresponding position on the tail of the piston rod, the other end of the spacer bush is connected with the shaft shoulder of the piston rod, a plurality of bulges are arranged on the outer side surface of the spacer bush, and the bulges are in contact with the inner side wall of the cylinder barrel.
Preferably, the surfaces of the plurality of protrusions on the spacer sleeve are provided with a rubber layer.
Preferably, the piston is fixed at the tail part of the piston rod through a nut, and the nut is an embedded nut.
Preferably, the connecting portion of the piston rod head is hemispherical.
Preferably, the piston rod, the guide sleeve, the piston and the spacer sleeve all have coincident central lines.
The working principle is as follows: when the piston rod on the oil cylinder for pushing the material is too long, the piston rod is sleeved with the spacer sleeve at the tail part of the piston rod, on one hand, the protrusion on the spacer sleeve rubs with the inner wall of the cylinder barrel to play a limiting role, on the other hand, a certain sealing effect is also played, and the piston rod pushes the material on a specified track under the guiding effects of the piston, the spacer sleeve and the guide sleeve.
The utility model discloses a take hydro-cylinder for material pushing of spacer bush compares with prior art and has following advantage:
(1) the oil cylinder with the spacer bush for pushing the material solves the problem of long stroke of the piston rod by sleeving the spacer bush on the piston rod, and reduces the production cost of enterprises;
(2) the piston is fixed on the piston rod through the embedded nut, so that the space in the cylinder barrel is saved;
(3) the connecting part of the piston rod head is hemispherical, so that the degree of freedom of the connecting part is increased, the connecting part can be stressed uniformly, and the service life of the connecting part is prolonged.
Drawings
Fig. 1 is a front view of a material pushing cylinder with a spacer according to the present invention;
FIG. 2 is an enlarged view of a portion of the guide sleeve of FIG. 1;
FIG. 3 is an enlarged view of a portion of the piston and piston rod assembly of FIG. 1;
FIG. 4 is an enlarged view of a portion of the spacer and piston rod assembly of FIG. 1;
fig. 5 is a schematic structural view of the spacer according to the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
Examples
As shown in fig. 1-5, a material pushing oil cylinder with a spacer bush comprises a cylinder barrel 2, a piston rod 1, a piston 3, a guide bush 7 and a spacer bush 5; the tail part of the cylinder barrel 2 is of a snap ring type cylinder tail structure, the snap ring type cylinder tail structure is a conventional design in the field, and a person skilled in the art can easily understand the specific structure of the snap ring type cylinder tail structure according to the description; a guide sleeve 7 is detachably and fixedly arranged on the inner wall of the head part of the cylinder barrel 2; the piston rod 1 is sleeved in the cylinder barrel 2, the head of the piston rod 1 is provided with a connecting part 6, and the connecting part 6 is used for connecting an external material pushing head; the piston 3 is fixed at the tail part of the piston rod 1, a plurality of sealing rings 10 are arranged on the periphery of the piston 3, and the sealing rings 10 can play a role in sealing and preventing hydraulic oil from permeating out of the piston 3 on one hand and can play a certain role in guiding on the other hand; a spacer 5 is sleeved on the tail part of the piston rod 1, one end of the spacer 5 is in contact with the piston 3, a shaft shoulder 11 is arranged at a corresponding position on the tail part of the piston rod 1, the other end of the spacer 5 is connected with the shaft shoulder 11 of the piston rod 1, a plurality of bulges 9 are arranged on the outer side surface of the spacer 5, and the bulges 9 are in contact with the inner side wall of the cylinder barrel 2; so set up, under the condition of piston rod 1 stroke overlength, because arch 9 meets with 2 inner walls of cylinder, has prolonged piston rod 1's guide length, just so need not increase the length of piston 3 and uide bushing 7, has reduced the manufacturing cost of enterprise.
In order to enable the spacer 5 to have a better guiding effect and simultaneously have a certain protection effect on the inner wall of the cylinder barrel 2, a rubber layer is arranged on the surfaces of the plurality of protrusions 9 on the spacer 5.
In order to save the space in the cylinder 2, the piston 3 is fixed at the tail part of the piston rod 1 through a nut 8, and the nut 8 is an embedded nut.
The connecting part 6 at the head part of the piston rod 1 is hemispherical, so that the degree of freedom of the connecting part 6 can be increased, and in addition, the connecting part 6 can be stressed uniformly, and the service life of the connecting part is prolonged.
In order to ensure that the piston rod 1 on the oil cylinder can better ensure the linear motion, the center lines of the piston rod 1, the guide sleeve 7, the piston 3 and the spacer sleeve 5 are all overlapped.
Description of the operation: when the piston rod 1 on the oil cylinder for pushing the material is too long, the piston rod 1 is sleeved with the spacer 5 at the tail part, on one hand, a protrusion on the spacer 5 rubs with the inner wall of the cylinder barrel 2 to play a limiting role, on the other hand, a certain sealing effect is also played, and the piston rod 1 pushes the material on a specified track under the guiding effects of the piston 3, the spacer 5 and the guide sleeve 7.
In the description of the present specification, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of describing the technical solutions of the present patent and for simplification of the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be interpreted as limiting the present patent application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of this patent application, "plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In this specification, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integral to one another; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present specification can be understood by those of ordinary skill in the art as appropriate.
In this specification, unless explicitly stated or limited otherwise, a first feature may be "on" or "under" a second feature such that the first and second features are in direct contact, or the first and second features are in indirect contact via an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (5)
1. The material pushing oil cylinder with the spacer bush comprises a cylinder barrel, wherein the tail part of the cylinder barrel is of a snap ring type cylinder tail structure, and the material pushing oil cylinder is characterized by further comprising a piston rod, a piston, a guide bush and the spacer bush; a guide sleeve is detachably and fixedly arranged on the inner wall of the head part of the cylinder barrel; the piston rod is sleeved in the cylinder barrel, the head of the piston rod is provided with a connecting part, and the connecting part is used for connecting an external material pushing head; the piston is fixed at the tail part of the piston rod, and a plurality of sealing rings are arranged around the piston; the piston rod is characterized in that a spacer bush is sleeved on the tail of the piston rod, one end of the spacer bush is in contact with the piston, a shaft shoulder is arranged at a corresponding position on the tail of the piston rod, the other end of the spacer bush is connected with the shaft shoulder of the piston rod, a plurality of bulges are arranged on the outer side surface of the spacer bush, and the bulges are in contact with the inner side wall of the cylinder barrel.
2. The material pushing cylinder with the spacer according to claim 1, wherein a rubber layer is provided on the surfaces of the protrusions of the spacer.
3. The material pushing cylinder with the spacer according to claim 1, wherein the piston is fixed at the tail of the piston rod by a nut, and the nut is an embedded nut.
4. The material pushing cylinder with the spacer according to claim 1, wherein the connecting portion of the head of the piston rod is hemispherical.
5. The material pushing cylinder with the spacer according to claim 1, wherein the center lines of the piston rod, the guide sleeve, the piston and the spacer are all coincident.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921028939.3U CN210240173U (en) | 2019-07-03 | 2019-07-03 | Oil cylinder with spacer bush for pushing material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921028939.3U CN210240173U (en) | 2019-07-03 | 2019-07-03 | Oil cylinder with spacer bush for pushing material |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210240173U true CN210240173U (en) | 2020-04-03 |
Family
ID=69989541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921028939.3U Active CN210240173U (en) | 2019-07-03 | 2019-07-03 | Oil cylinder with spacer bush for pushing material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210240173U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114014199A (en) * | 2021-11-18 | 2022-02-08 | 中联装备集团北新机械有限公司 | Integrated guide oil cylinder lifting device for chain plate conveyor |
-
2019
- 2019-07-03 CN CN201921028939.3U patent/CN210240173U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114014199A (en) * | 2021-11-18 | 2022-02-08 | 中联装备集团北新机械有限公司 | Integrated guide oil cylinder lifting device for chain plate conveyor |
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