CN219027378U - Replacing tool for piston sealing ring of hydraulic cylinder - Google Patents
Replacing tool for piston sealing ring of hydraulic cylinder Download PDFInfo
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- CN219027378U CN219027378U CN202223212349.0U CN202223212349U CN219027378U CN 219027378 U CN219027378 U CN 219027378U CN 202223212349 U CN202223212349 U CN 202223212349U CN 219027378 U CN219027378 U CN 219027378U
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Abstract
The embodiment of the application discloses change frock of hydraulic cylinder piston sealing washer, easy operation is convenient, reduces the working strength of change personnel, and change speed is fast, has improved work efficiency, effectively reduces the damage of sealing washer and piston precision face. The application comprises the following steps: the displacement chuck assembly, the fixed chuck assembly, the sliding block and the supporting bearing seat; the sliding block and the fixed chuck component are arranged on the supporting bearing seat; the displacement chuck assembly is arranged on the sliding block, and moves through the sliding block and is matched with the fixed chuck assembly to realize replacement of a piston sealing ring of the hydraulic oil cylinder.
Description
Technical Field
The embodiment of the application relates to the field of rubber and plastic equipment, in particular to a tool for replacing a piston sealing ring of a hydraulic cylinder.
Background
According to the existing data, the piston sealing ring of the hydraulic cylinder of the vulcanizing machine is replaced manually. Because the tonnage of the vulcanizing press is large, the piston with a large stroke is large, and the inner diameter of the used hole seal is also large, so that the sealing ring is difficult to replace.
The traditional manual replacement has high working strength and low working efficiency.
Disclosure of Invention
The application provides a hydraulic cylinder piston seal circle's change frock, easy operation is convenient, reduces the working strength of change personnel, and it is fast to change, has improved work efficiency, effectively reduces the damage of sealing washer impaired and piston precision face.
The embodiment of the application provides a hydraulic cylinder piston seal's change frock, include:
the displacement chuck assembly, the fixed chuck assembly, the sliding block and the supporting bearing seat;
the sliding block and the fixed chuck component are arranged on the supporting bearing seat;
the displacement chuck assembly is arranged on the sliding block, and moves through the sliding block and is matched with the fixed chuck assembly to realize replacement of a piston sealing ring of the hydraulic oil cylinder.
Optionally, the replacing tool further comprises a slider bar, the slider bar comprises a first slider bar and a second slider bar, and the first slider bar and the second slider bar are arranged on the supporting and bearing seat through bolts.
Optionally, the sliding block includes a first sliding block and a second sliding block, the first sliding block is arranged on the first sliding block strip, the second sliding block is arranged on the second sliding block strip, and the sliding block is arranged on the sliding block strip through moving, so that the displacement chuck assembly is driven to move on the sliding block strip.
Optionally, the displacement chuck assembly includes a displacement support seat, and two threaded holes of the displacement support seat are aligned with the threaded holes of the first slider and the second slider concentrically respectively and are fixed by bolts respectively; the displacement chuck assembly is arranged on the sliding block through the displacement supporting seat.
Optionally, the displacement chuck assembly further comprises a displacement chuck body and a displacement chuck body positioning shaft, and the displacement chuck body is arranged on the displacement chuck body positioning shaft; the displacement chuck body positioning shaft is arranged in the positioning hole of the displacement supporting seat and is aligned with the left end face of the displacement supporting seat.
Optionally, the displacement chuck assembly further comprises three elongated chuck jaws, wherein the three elongated chuck jaws are all assembled in the positioning groove of the displacement chuck body, and the elongated chuck jaws move along the positioning groove of the displacement chuck body under the action of a tool.
Optionally, the fixed chuck assembly includes a fixed support base, and the fixed support base is fixed on an upper end surface of the support base through a bolt.
Optionally, the fixed chuck assembly further comprises a fixed chuck body and a fixed chuck body positioning shaft, and the fixed chuck body is arranged on the fixed chuck body positioning shaft; the fixed chuck body positioning shaft is arranged in the positioning hole of the fixed supporting seat and is aligned with the right end face of the fixed supporting seat.
Optionally, the fixed chuck assembly further comprises three special-shaped chuck claws, the special-shaped chuck claws are all designed to be circular arcs and taper angles, and are assembled in the positioning grooves of the fixed chuck body, and the special-shaped chuck claws move along the positioning grooves of the fixed chuck body under the action of a tool.
Optionally, the replacing tool further comprises a limiting plate, and the limiting plate is fixed on the supporting and bearing seat through bolts.
The above technical solution can be seen that the embodiment of the application has the following advantages:
in the application, a tool for replacing a piston sealing ring of a hydraulic cylinder is designed, and comprises a displacement chuck assembly, a fixed chuck assembly, a sliding block and a supporting and bearing seat; the sliding block and the fixed chuck component are arranged on the supporting and bearing seat, the displacement chuck component is arranged on the sliding block and moves through the sliding block to be matched with the fixed chuck component, and therefore replacement of a piston sealing ring of the hydraulic oil cylinder is achieved. The replacement tool adopts the combination of the sliding block and the chuck assembly, so that the displacement of the displacement chuck assembly along the direction of the sliding block strip is realized, the replacement of the sealing ring is realized, the operation is simple and convenient, the working intensity of replacement personnel is reduced, the replacement speed is high, and the working efficiency is improved; meanwhile, the replacement method of the device also effectively reduces damage to the sealing ring and damage to the precision surface of the piston.
Drawings
FIG. 1 is a front view of a tool for replacing a piston seal ring of a hydraulic cylinder in an embodiment of the application;
FIG. 2 is a front view of a tooling for replacing a piston seal ring of a hydraulic cylinder in an embodiment of the present application;
FIG. 3 is a first replacement state diagram of a tool for replacing a piston seal ring of a hydraulic cylinder according to an embodiment of the present application;
fig. 4 is a second replacement state diagram of a tool for replacing a piston seal ring of a hydraulic cylinder in an embodiment of the application.
Detailed Description
In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely used to illustrate the relative positional relationships between the components or portions, and do not particularly limit the specific mounting orientations of the components or portions.
Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "mounted," "configured," "provided," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.
Furthermore, the structures, proportions, sizes, etc. shown in the drawings herein are shown and described in detail for purposes of illustration only, and are not intended to limit the scope of the utility model, which is defined in the claims, unless otherwise indicated, and which are otherwise used by those skilled in the art to which the utility model pertains.
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art without undue burden from the present disclosure, are within the scope of the present disclosure.
The application provides a hydraulic cylinder piston seal circle's change frock, easy operation is convenient, reduces the working strength of change personnel, and it is fast to change, has improved work efficiency, effectively reduces the damage of sealing washer impaired and piston precision face.
It should be noted that, the description of the tool for replacing the piston sealing ring of the hydraulic cylinder in this application refers to fig. 1, in fig. 1, the position of the displacement chuck assembly is left, and the position of the fixing card assembly is right.
Referring to fig. 1 to 4, an embodiment of the present application provides a tool for replacing a piston seal ring of a hydraulic cylinder, including:
a displacement chuck assembly 1, a fixed chuck assembly 2, a slide 3 and a support socket 4;
the sliding block 3 and the fixed chuck assembly 2 are arranged on the supporting and bearing seat 4;
the displacement chuck assembly 1 is arranged on the sliding block 3, and the displacement chuck assembly 1 moves through the sliding block 3 and is matched with the fixed chuck assembly 2 so as to realize the replacement of a piston sealing ring of the hydraulic oil cylinder.
It should be noted that, in the hydraulic system, the sealing ring of the hydraulic machine mainly has the function of preventing the leakage of the lubricating oil and the entry of external foreign matters. The annular cover is composed of one or more parts and is fixed on one ring or gasket of the bearing, and is contacted with the other ring or gasket or forms a very debt closed gap. It is made of nitrile rubber, natural rubber, ethylene propylene rubber, silicon rubber and other materials. Precision firmware for hydraulic presses is often subject to breakage and failure, and once broken, can only be replaced.
In this embodiment of the application, design a hydraulic cylinder piston seal's change frock for change the sealing washer, as shown in fig. 1, displacement chuck subassembly sets up in the left end that supports the socket, and the accessible slider moves about, goes to change hydraulic cylinder piston seal with the fixed chuck subassembly cooperation of right-hand member, and the installation is seen in fig. 3 and 4. Firstly, the rear end cover of the hydraulic cylinder is disassembled, the piston and the piston rod are extracted, the piston rod is fixed through the displacement chuck assembly, and secondly, the displacement chuck assembly 1 and the fixed chuck assembly 2 designed in the replacement tool can adapt to sealing rings of different types and assembly grooves of different structures, so that the fixed chuck assembly expands the sealing rings according to the inner diameter of the piston of the hydraulic cylinder fixed by the current displacement chuck assembly; thirdly, the displacement chuck assembly moves left and right through the sliding block, and the fixed chuck assembly installs the sealing ring into a groove of the hydraulic oil cylinder piston. The replacement is also based on the same principle, and the damaged sealing ring is found by carefully checking the sealing of the lower piston rod, the sealing of the piston, the sealing of the end cover, the sealing of the buffer device, the sealing of the exhaust valve and the like, and the correct sealing is selected for replacement.
It should be noted that, the types of seal rings are very numerous, and there are several kinds of seal rings in common use: y-shaped ring, yx-shaped ring, V-shaped ring, lattice seal, style seal, some combination seals, some guide rings and dust-proof rings used together with the seals. The sealing groove size of the hydraulic cylinder can be selected and used according to the sealing groove size of the hydraulic cylinder, the sealing groove can be properly replaced with the sealing groove of the original sealing groove, and the sealing groove is not limited.
In the embodiment of the application, a tool for replacing a piston sealing ring of a hydraulic cylinder is designed, and the tool comprises a displacement chuck assembly 1, a fixed chuck assembly 2, a sliding block 3 and a supporting and bearing seat 4; wherein, slider 3 and fixed chuck subassembly 2 set up on supporting the socket 4, and displacement chuck subassembly 1 sets up on slider 3, and displacement chuck subassembly 1 moves through slider 3, cooperates with fixed chuck subassembly 2 to realize the change of hydraulic cylinder piston sealing washer. The replacement tool adopts the combination of the sliding block and the chuck assembly, so that the displacement of the displacement chuck assembly 1 along the direction of the sliding block strip is realized, the replacement of the sealing ring is realized, the operation is simple and convenient, the working intensity of replacement personnel is reduced, the replacement speed is high, and the working efficiency is improved; meanwhile, the replacement method of the device also effectively reduces damage to the sealing ring and damage to the precision surface of the piston.
Optionally, the replacing tool further includes a slider bar 5, the slider bar 5 includes a first slider bar 51 and a second slider bar 52, and the first slider bar 51 and the second slider bar 52 are both disposed on the support socket 4 through the bolts 7.
Optionally, the sliding block 3 includes a first sliding block 31 and a second sliding block 32, the first sliding block 31 is disposed on the first sliding block strip 51, the second sliding block 32 is disposed on the second sliding block strip 52, and the moving sliding block 3 is moved on the sliding block strip 5, so as to drive the displacement chuck assembly 1 to move on the sliding block strip 5.
In the embodiment of the present application, the first slider bar 51 and the second slider bar 52 are disposed on the support socket 4, the first slider bar 51 and the second slider bar 52 are respectively provided with a threaded hole, the threaded holes of the first slider bar 51 and the second slider bar 52 are concentrically aligned with the threaded holes of the support socket 4, and the bolts 7 are tightened and fixed, and the total number of the bolts 7 is 8;
meanwhile, the first slider 31 and the second slider 32 are assembled with the first slider bar 51 and the second slider bar 52 respectively, so that the first slider 31 moves on the first slider bar 51, and the second slider 32 moves on the second slider bar 52, thereby driving the displacement chuck assembly 1 to move on the slider bar 5.
Alternatively, the displacement chuck assembly 1 comprises a displacement supporting seat 11, wherein two threaded holes of the displacement supporting seat 11 are respectively aligned with the threaded holes of the first sliding block 31 and the second sliding block 32 concentrically and are respectively fixed by bolts 7; the displacement chuck assembly 1 is arranged on the sliding block 3 through a displacement supporting seat 11.
Optionally, the displacement chuck assembly 1 further comprises a displacement chuck body 12 and a displacement chuck body positioning shaft 13, the displacement chuck body 12 being disposed on the displacement chuck body positioning shaft 13; the displacement chuck body positioning shaft 13 is disposed in the positioning hole of the displacement support seat 11 and aligned with the left end face of the displacement support seat 11.
Optionally, the displacement chuck assembly 1 further includes three elongated chuck jaws 14, where the elongated chuck jaws 14 are configured to be assembled in the positioning grooves of the displacement chuck body 12, and the elongated chuck jaws 14 move along the positioning grooves of the displacement chuck body 12 under the action of the tool.
It should be noted that, in the embodiment of the present application, the displacement chuck assembly 1 includes a displacement support 11, a displacement chuck body 12, a displacement chuck body positioning and an elongated chuck jaw 14. Firstly, aligning the threaded holes of the displacement supporting seat 11 with the threaded holes of the first sliding block 31 and the second sliding block 32 concentrically, fixing the displacement supporting seat by using bolts 7, and adding 12 bolts 7; secondly, assembling a displacement chuck body positioning shaft 13 in a positioning hole of the displacement supporting seat 11, aligning with the left end face of the displacement supporting seat 11, and welding and fixing the displacement chuck body positioning shaft; further, the displacement chuck body 12 is assembled on the displacement chuck body positioning shaft 13, and is welded and fixed; the elongated chuck jaws 14 (3) are further respectively fitted into the positioning grooves of the displacement chuck body 12. The displacement chuck assembly 1 can move left and right on the sliding block 3, meanwhile, the lengthened chuck claws 14 can realize conversion of different diameters, and the lengthened chuck claws 14 (3) can move up and down along the positioning grooves of the displacement chuck body 12 under the action of a tool, so that different diameters are formed, and the inner diameters of hydraulic cylinder pistons of various types are further met.
Alternatively, the fixed chuck assembly 2 includes a fixed support base 21, and the fixed support base 21 is fixed to the upper end surface of the support socket 4 by bolts.
Optionally, the fixed chuck assembly 2 further includes a fixed chuck body 22 and a fixed chuck body positioning shaft 23, the fixed chuck body 22 being disposed on the fixed chuck body positioning shaft 23; the fixed chuck body positioning shaft 23 is disposed in the positioning hole of the fixed support 21 and aligned with the right end face of the fixed support 21.
Optionally, the fixed chuck assembly 2 further includes three special-shaped chuck jaws 24, where the special-shaped chuck jaws 24 are all designed to be circular-arc tapered and assembled in the positioning groove of the fixed chuck body 22, and the special-shaped chuck jaws 24 move along the positioning groove of the fixed chuck body 22 under the action of a tool.
It should be noted that, in the embodiment of the present application, the fixed chuck assembly 2 includes a fixed support 21, a fixed chuck body 22, a fixed chuck body positioning shaft 23, and a profiled chuck jaw 24. Firstly, placing the fixed support seat 21 on the upper end surface of the support bearing seat 4, aligning, and further fastening the fixed support seat 21 on the support bearing seat 4 by bolts 7 (2 in total); secondly, the fixed chuck body positioning shaft 23 is assembled in a positioning hole of the fixed supporting seat 21, aligned with the right end face of the fixed supporting seat 21 and welded and fixed; further, the fixed chuck body 22 of the right disc seat is assembled on the fixed chuck body positioning shaft 23, and welded and fixed; finally, the profiled chuck jaws 24 (3) are fitted into the positioning grooves of the fixed chuck body 22, respectively. The fixed chuck assembly 2 is fixed at the right end of the support socket 4 without relative displacement, and the special-shaped chuck jaws 24 (3) can move along the positioning grooves of the fixed chuck body 22 under the action of a tool, so that different diameters are formed. Meanwhile, the special-shaped chuck jaw 24 is designed in a circular arc taper manner, so that the sealing ring can be enlarged without damaging plasticity and other parts, the sealing ring is replaced by the special-shaped chuck jaw, the damage of the sealing ring and the damage of the precision surface of the piston are effectively reduced, the replacement speed is high, the operation is simple and convenient, and the working strength of replacement personnel is reduced.
Optionally, the replacing tool further comprises a limiting plate 6, and the limiting plate 6 is fixed on the supporting and bearing seat 4 through a bolt 7.
In the embodiment of the present application, the limiting plate 6 is fixed to the left side of the support socket 4 by the bolts 7.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a change frock of hydraulic cylinder piston sealing washer which characterized in that includes: the displacement chuck assembly, the fixed chuck assembly, the sliding block and the supporting bearing seat;
the sliding block and the fixed chuck component are arranged on the supporting bearing seat;
the displacement chuck assembly is arranged on the sliding block, and moves through the sliding block and is matched with the fixed chuck assembly to realize replacement of a piston sealing ring of the hydraulic oil cylinder.
2. The replacement tool of claim 1, further comprising a slider bar comprising a first slider bar and a second slider bar, the first slider bar and the second slider bar both being disposed on the support receptacle by bolts.
3. The replacement tooling of claim 2, wherein the slide comprises a first slide and a second slide, the first slide is disposed on the first slide bar, the second slide is disposed on the second slide bar, and the displacement chuck assembly is driven to move on the slide bar by moving the slide on the slide bar.
4. The replacement tooling of claim 3, wherein the displacement chuck assembly comprises a displacement support seat, two threaded holes of the displacement support seat are respectively aligned concentrically with threaded holes of the first slide block and the second slide block, and are respectively fixed by bolts; the displacement chuck assembly is arranged on the sliding block through the displacement supporting seat.
5. The replacement tooling of claim 4, wherein the displacement chuck assembly further comprises a displacement chuck body and a displacement chuck body positioning shaft, the displacement chuck body being disposed on the displacement chuck body positioning shaft; the displacement chuck body positioning shaft is arranged in the positioning hole of the displacement supporting seat and is aligned with the left end face of the displacement supporting seat.
6. The replacement tooling of claim 5, wherein the displacement chuck assembly further comprises three elongated chuck jaws that are each mounted in a detent of the displacement chuck body, the elongated chuck jaws being movable along the detent of the displacement chuck body by a tool.
7. The replacement tool according to any one of claims 1 to 6, wherein the fixed chuck assembly comprises a fixed support base fixed to an upper end surface of the support socket by bolts.
8. The replacement tooling of claim 7, wherein the fixed chuck assembly further comprises a fixed chuck body and a fixed chuck body positioning shaft, the fixed chuck body being disposed on the fixed chuck body positioning shaft; the fixed chuck body positioning shaft is arranged in the positioning hole of the fixed supporting seat and is aligned with the right end face of the fixed supporting seat.
9. The replacement tool of claim 8, wherein the fixed chuck assembly further comprises three special-shaped chuck jaws, each of which is assembled in the positioning groove of the fixed chuck body by adopting an arc taper design, and the special-shaped chuck jaws move along the positioning groove of the fixed chuck body under the action of a tool.
10. The replacement tool of claim 9, further comprising a limiting plate secured to the support receptacle by a bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223212349.0U CN219027378U (en) | 2022-12-01 | 2022-12-01 | Replacing tool for piston sealing ring of hydraulic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223212349.0U CN219027378U (en) | 2022-12-01 | 2022-12-01 | Replacing tool for piston sealing ring of hydraulic cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219027378U true CN219027378U (en) | 2023-05-16 |
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ID=86273753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223212349.0U Active CN219027378U (en) | 2022-12-01 | 2022-12-01 | Replacing tool for piston sealing ring of hydraulic cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219027378U (en) |
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2022
- 2022-12-01 CN CN202223212349.0U patent/CN219027378U/en active Active
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