CN221984393U - Dismounting device for hydraulic cylinder piston - Google Patents
Dismounting device for hydraulic cylinder piston Download PDFInfo
- Publication number
- CN221984393U CN221984393U CN202420616908.4U CN202420616908U CN221984393U CN 221984393 U CN221984393 U CN 221984393U CN 202420616908 U CN202420616908 U CN 202420616908U CN 221984393 U CN221984393 U CN 221984393U
- Authority
- CN
- China
- Prior art keywords
- hydraulic cylinder
- cylinder piston
- bolt
- pressure plate
- support frame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Actuator (AREA)
Abstract
The utility model discloses a dismounting device for a hydraulic cylinder piston, which comprises: a base, a pressing plate assembly and a supporting assembly; the pressing plate assembly comprises a pressing plate and a positioning bolt, wherein a first limiting piece, a pressing plate and a second limiting piece are sleeved at the upper end of the positioning bolt in sequence from top to bottom, the first limiting piece and the second limiting piece are used for fixing the positioning bolt, and the pressing plate is arranged above the hydraulic cylinder piston and used for pressing the upper end face of the hydraulic cylinder piston; the support assembly comprises a support frame, the upper end surface of the support frame is provided with a fixing pin which is used for being inserted into a pin hole at the bottom of the hydraulic cylinder piston, so that the hydraulic cylinder piston is fixed and cannot rotate left and right when being disassembled; the base can be fixed mounting on fixed object, when dismantling the pneumatic cylinder piston, support frame lower extreme and locating bolt lower extreme and base fixed connection. The dismounting device for the hydraulic cylinder piston can fix the hydraulic cylinder piston and the hydraulic cylinder piston rod without manpower, and improves the working efficiency.
Description
Technical Field
The utility model relates to the field of hydraulic cylinder piston disassembly, in particular to a hydraulic cylinder piston disassembly device.
Background
At present, in the use process of the hydraulic cylinder piston, the hydraulic cylinder is often required to be disassembled due to the damage of the sealing of the hydraulic cylinder end cover, and damaged sealing elements are replaced, but the hydraulic cylinder disassembling process is difficult, and particularly when the hydraulic cylinder piston is disassembled, four maintenance personnel are required to use a traditional hydraulic cylinder piston spanner to disassemble the hydraulic cylinder piston by force, a great deal of time is consumed, and even the hydraulic cylinder piston is too tight to disassemble.
Disclosure of utility model
The utility model aims to solve the problem of high disassembly difficulty of a hydraulic cylinder piston and provides a disassembly device of the hydraulic cylinder piston.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
A hydraulic cylinder piston removal apparatus comprising: a base, a pressing plate assembly and a supporting assembly;
The pressing plate assembly comprises a pressing plate and a positioning bolt, wherein a first limiting piece, a pressing plate and a second limiting piece are sleeved at the upper end of the positioning bolt in sequence from top to bottom, the first limiting piece and the second limiting piece are used for fixing the positioning bolt, and the pressing plate is arranged above a hydraulic cylinder piston and used for pressing the upper end face of the hydraulic cylinder piston;
the support assembly comprises a support frame, wherein a fixing pin is arranged on the upper end face of the support frame and is used for being inserted into a pin hole at the bottom of the hydraulic cylinder piston, so that the hydraulic cylinder piston is fixed and cannot rotate left and right when being disassembled;
The base can be fixedly arranged on a fixed object, and when the hydraulic cylinder piston is disassembled, the lower end of the supporting frame and the lower end of the positioning bolt are fixedly connected with the base.
In some embodiments, the support frame comprises a first support frame and a second support frame, the platen comprises a first platen and a second platen, the first platen is disposed outside the first support frame, and the second platen is disposed outside the second support frame.
In some embodiments, the positioning bolt is a bolt, the first limiting member includes a first platen fixing nut, the second limiting member includes a second platen fixing nut, the first platen fixing nut is located above the platen and is connected with the positioning bolt through a threaded fit, the second platen fixing nut is located below the platen and is connected with the positioning bolt through a threaded fit, and the first platen fixing nut and the second platen fixing nut are fixed with the platen through a fit.
In some embodiments, the upper end surface of the base is provided with a groove, the width of the notch of the groove is smaller than the width of the bottom of the groove, the lower end of the supporting component is provided with a third limiting part, the lower end of the positioning bolt is provided with a fourth limiting part, the third limiting part and the fourth limiting part are arranged in the groove, and the widths of the third limiting part and the fourth limiting part are larger than the width of the notch of the groove, so that the supporting component and the positioning bolt can be clamped in the groove and slide left and right.
In some embodiments, the positioning bolt is an outer hexagon bolt, a screw rod of the outer hexagon bolt is matched with the width of the notch of the groove, the fourth limiting part is a hexagon head of the outer hexagon bolt, and the hexagon head can be clamped into the bottom of the groove and slide.
In some embodiments, the support assembly further comprises a cup head bolt, the support frame is provided with a bolt through hole, and the cup head bolt is connected with the bolt through hole in a threaded fit manner, so that the support frame can prop against the bottom of the groove, and the support frame is fixed on the base.
In some embodiments, the pressing plate assembly further comprises a positioning bolt fixing nut, the pressing plate bolt fixing nut is located on the upper surface of the base and connected with the positioning bolt in a threaded fit mode, and when the positioning bolt fixing nut on the positioning bolt is pressed, the positioning bolt is fixed in the groove.
In some embodiments, the base is a cuboid, and four corners of the base are respectively provided with at least one bolt hole for being matched with the bolts to fix the base on a fixed object.
The utility model has the following beneficial effects:
According to the utility model, the support frame and the pressing plate are arranged on the base, the column tip is arranged on the upper end face of the support frame and is matched with the fixed column tip hole of the hydraulic cylinder piston to be disassembled, so that the hydraulic cylinder piston is fixed, the hydraulic cylinder piston cannot rotate left and right during disassembly, the pressing plate is arranged, the upper end face of the hydraulic cylinder piston is fixed, and further, the hydraulic cylinder piston and the hydraulic cylinder piston rod which are connected with each other can be completely fixed, the person for fixing the hydraulic cylinder piston rod when the hydraulic cylinder piston is disassembled by using a spanner is omitted, and the base is fixed on an object, so that the hydraulic cylinder piston cannot deviate and rotate in the process of rotating the hydraulic cylinder piston rod, and the hydraulic cylinder piston can be disassembled more easily.
In some embodiments of the present utility model, the grooves are provided in the base so that the support assembly and platen assembly can slide within the grooves to accommodate the size of the different hydraulic cylinder pistons.
In some embodiments of the utility model, the first pressing plate nut and the second pressing plate nut are arranged on the pressing plate, so that the height of the pressing plate can be adjusted to adapt to the sizes of pistons of different hydraulic cylinders.
Other advantages of embodiments of the present utility model are further described below.
Drawings
FIG. 1 is a perspective view of a hydraulic cylinder piston removal device in an embodiment of the present utility model;
FIG. 2 is a front view of a hydraulic cylinder piston removal apparatus in an embodiment of the present utility model;
FIG. 3 is a side view of a hydraulic cylinder piston removal apparatus in an embodiment of the present utility model;
Reference numerals illustrate:
The device comprises a 1-base, a 2-convex groove, a 3-base bolt hole, a 4-pressing plate bolt, a 51-first pressing plate, a 52-second pressing plate, a 6-pressing plate bolt fixing nut, a 71-first supporting frame, a 72-second supporting frame, an 8-supporting frame bolt hole, a 9-cup head bolt, a 101-first pressing plate fixing nut, a 102-second pressing plate fixing nut, an 11-hydraulic cylinder piston, a 12-hydraulic cylinder earring and 13-fixing pins.
Detailed Description
The following describes embodiments of the present utility model in detail. It should be emphasized that the following description is merely exemplary in nature and is in no way intended to limit the scope of the utility model or its applications.
It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element. In addition, the connection may be for both a fixing action and a coupling or communication action.
It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing embodiments of the utility model and to simplify the description by referring to the figures, rather than to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.
In order to overcome the problems existing in the prior art, improve working efficiency, this embodiment provides a dismounting device for a hydraulic cylinder piston, including: the device comprises a base 1, a pressing plate assembly and a supporting assembly;
Referring to fig. 1-3, the pressing plate assembly comprises a pressing plate and a positioning bolt, wherein a first limiting piece, a pressing plate and a second limiting piece are sleeved at the upper end of the positioning bolt in sequence from top to bottom, the first limiting piece and the second limiting piece are used for fixing the positioning bolt, and the pressing plate is arranged above the hydraulic cylinder piston 11 and used for pressing the upper end face of the hydraulic cylinder piston 11;
The support assembly comprises a support frame, the upper end surface of the support frame is provided with a fixing pin 13 which is used for being inserted into a pin hole at the bottom of the hydraulic cylinder piston, so that the hydraulic cylinder piston is fixed and cannot rotate left and right when being disassembled;
The base 1 can be fixedly arranged on a fixed object, and when the hydraulic cylinder piston is disassembled, the lower end of the supporting frame and the lower end of the positioning bolt are fixedly connected with the base 1.
In the preferred embodiment, the press plate comprises a first press plate 51 and a second press plate 52, the support frame comprises a first support frame 71 and a second support frame 72, the first press plate 51 is arranged outside the first support frame 71, and the second press plate 52 is arranged outside the second support frame 72. The upper part of the supporting frame in the embodiment is provided with a fixed pin 13, and the fixed pin 13 can be inserted into a bolt hole at the bottom of the hydraulic cylinder piston 11.
In the preferred embodiment, the positioning bolt is a press plate bolt 4, the first limiting member comprises a first press plate fixing nut 101, the second limiting member comprises a second press plate fixing nut 102, the first press plate fixing nut 101 is located above the press plate and is connected with the press plate bolt 4 through threaded fit, the second press plate fixing nut 102 is located below the press plate and is connected with the press plate bolt 4 through threaded fit, and the first press plate fixing nut 101 and the second press plate fixing nut 102 are connected with each other through fit to fix the press plate. The pressing plate bolt 4 is provided with a pressing plate, the pressing plate can be adjusted in position through an upper nut and a lower nut, specifically, the pressing plate bolt 4 is provided with the pressing plate, the upper and the lower of the pressing plate are respectively provided with a pressing plate fixing nut, if no lower pressing plate fixing nut exists, the pressing plate cannot be completely fixed, and the height and the tightness of the pressing plate are adjusted through the two nuts.
In the preferred embodiment, the upper end face of the base 1 is provided with a groove, the width of the groove opening is smaller than the width of the groove bottom, the lower end of the supporting component is provided with a third limiting part, the lower end of the positioning bolt is provided with a fourth limiting part, the third limiting part and the fourth limiting part are arranged in the groove, and the widths of the third limiting part and the fourth limiting part are larger than the width of the groove opening, so that the supporting component and the positioning bolt can be clamped in the groove and slide left and right. In this embodiment, the base 1 is provided with an unsealed "convex" groove 2, the "convex" groove 2 is a groove with a groove opening width smaller than the groove bottom width of the groove, the bottom of the support frame is a third limiting part in a shape of "convex", the design can enable the support frame to be clamped into the "convex" groove to slide left and right in the "convex" groove and not to come out of the "convex" groove, the lower end of the pressing plate bolt 4 is provided with a fourth limiting part, the pressing plate bolt 4 can slide left and right in the "convex" groove, in some embodiments, the pressing plate bolt 4 and the support frame can be made to be fixed, and do not need to be made to slide, but only can adapt to the size of a certain hydraulic cylinder piston, the flexibility is not strong, and the pressing plate bolt 4 can be made to slide to adapt to the hydraulic cylinder pistons with various sizes.
In a preferred embodiment, the positioning bolt is an outer hexagon bolt, the screw rod of the outer hexagon bolt is matched with the width of the groove opening, the fourth limiting part is a hexagon head of the outer hexagon bolt, and the hexagon head can be clamped into the groove bottom of the groove and slide. In this embodiment, the "convex" groove 2 is internally clamped with the pressing plate bolt 4 and the supporting frame, and the hexagon head of the pressing plate bolt 4 can be clamped into the "convex" groove, so that the pressing plate bolt 4 can slide left and right in the "convex" groove 2 and cannot come out of the "convex" groove, and when the pressing plate bolt fixing nut 6 on the pressing plate bolt is pressed, the pressing plate bolt is fixed in the "convex" groove.
In a preferred embodiment, the support assembly further comprises a cup head bolt, the support frame is provided with a bolt through hole, and the cup head bolt is connected with the bolt through hole in a threaded fit manner, so that the support frame can prop against the bottom of the groove, and the support frame is fixed on the base. In this embodiment, support frame middle part is equipped with support frame bolt hole 8, namely bolt through-hole, and support frame bolt hole 8 runs through whole support frame, when the cup head bolt 9 in the support frame bolt hole 8 turns round to the end, can fix the support frame on base 1, and the effect of support frame bolt hole 8 is the reinforcing fixed effect.
In a preferred embodiment, the pressing plate assembly further comprises a positioning bolt fixing nut, the pressing plate bolt fixing nut 6 is located on the upper surface of the base 1 and is connected with the positioning bolt in a threaded fit mode, and when the positioning bolt fixing nut on the positioning bolt is pressed, the positioning bolt is fixed in the groove. In this embodiment, the positioning bolt is a pressing plate bolt 4, and the pressing plate bolt 4 can slide left and right in the convex groove and is fixed by a pressing plate bolt fixing nut 6.
In a preferred embodiment, the base is a cuboid, and the four corners of the base are respectively provided with at least one bolt hole for being matched with the bolts to fix the base on a fixed object. In this embodiment, four base bolt holes 3 are provided at four corners of the base, so that the base 1 can be fixed by bolts, thereby ensuring the stability of the whole device.
When the hydraulic cylinder piston 11 is used, according to the size of the hydraulic cylinder piston 11 which needs to be disassembled, the pressing plate bolt 4 and the supporting frame are adjusted to a proper position and then fixed, the hydraulic cylinder piston 11 is placed on the supporting frame, the fixing pin 13 on the supporting frame is inserted into a pin hole at the bottom of the hydraulic cylinder piston, the pressing plate is pressed on the upper part of the hydraulic cylinder piston 11, the pressing plate bolt 4 is twisted, and therefore the hydraulic cylinder piston 11 is firmly fixed on the base 1, and when the hydraulic cylinder piston is disassembled, the hydraulic cylinder piston rod can be taken out from the hydraulic cylinder piston 11 only by using a steel pipe to penetrate through the hydraulic cylinder earrings 12 and rotate. Different from the prior art, the clamp plate bolt, the clamp plate and the support frame can be correspondingly adjusted and fixed according to the size of the piston of the hydraulic cylinder, so that the piston of the hydraulic cylinder is firmly fixed on the device, extra manpower is not needed to fix the piston of the hydraulic cylinder, the length of the piston rod earring steel tube inserted into the hydraulic cylinder can be randomly changed when the piston of the hydraulic cylinder is disassembled, the moment when the piston is disassembled is changed, the hydraulic cylinder piston with different sizes can be adapted, the fixing of the piston of the hydraulic cylinder and the piston rod of the hydraulic cylinder can be realized without manpower, the cost is saved no matter the manpower or the material resources are saved, and the working efficiency is improved.
The dismounting device for the hydraulic cylinder piston can enable the hydraulic cylinder piston to be firmly fixed on the base by the pin on the support frame and the pressing plate, and can effectively solve the problem that the hydraulic cylinder piston is difficult to dismount.
The specific usage mode of the dismounting device for the hydraulic cylinder piston in this embodiment is as follows: the bolts penetrate through the bolt holes 3 of the base 1, so that the base 1 is effectively fixed on a fixed object, the support frame and the pressing plate bolts 4 are sequentially clamped into the convex grooves 2 of the base 1 from the side surfaces, the support frame and the pressing plate bolts 4 can slide left and right in the convex grooves 2 to freely adjust the positions, the hydraulic cylinder piston 11 is arranged on the support frame, the support frame is moved left and right, pin holes at the bottom of the hydraulic cylinder piston 11 are inserted by pins 13 on the support frame, and accordingly the fixing is achieved, left and right rotation cannot occur during disassembly, at the moment, the cup head bolts 9 are screwed into the support frame bolt holes 8 in the support frame, when the cup head bolts 9 are screwed to the bottom of the support frame, the convex grooves 2 on the base 1 are propped up, and the support frame can be firmly fixed in the convex grooves 2 under the action of the cup head bolts and cannot move any more.
The pressing plate bolt fixing nuts 6 are screwed into the pressing plate bolts 4, then 2 pressing plate fixing nuts (the first pressing plate fixing nut 101 and the second pressing plate fixing nut 102) and pressing plates are arranged on the pressing plate bolts 4, the pressing plates are fixed by the two pressing plate fixing nuts, the positions of the pressing plate bolts 4 on the left side and the right side are adjusted, the pressing plates can press the upper parts of the hydraulic cylinder pistons 11, at the moment, the pressing plate bolt fixing nuts 6 are twisted downwards, the two pressing plate bolts are fixed in the convex groove 2 on the base 1, then according to the height of the hydraulic cylinder pistons 11, the pressing plate fixing nuts are adjusted, the hydraulic cylinder pistons 11 are pressed downwards, so that the hydraulic cylinder pistons 11 are firmly fixed on the pin 13 on the support frame, and when the hydraulic cylinder pistons are detached, the hydraulic cylinder pistons 11 cannot slide out from the pin 13, so that the hydraulic cylinder pistons and the hydraulic cylinder piston rods are completely fixed on the base 1.
When the hydraulic cylinder piston is dismounted, a dismounting person only needs to insert a steel pipe into the hydraulic cylinder earring 12 and then rotate, so that the hydraulic cylinder piston rod rotates, because the hydraulic cylinder piston 11 is fixed on the base 1, and the base 1 is fixed on a fixed object, the hydraulic cylinder piston 11 cannot deviate and rotate in the rotating process of the hydraulic cylinder piston rod, when the hydraulic cylinder piston rod is unscrewed from the hydraulic cylinder piston 11, the hydraulic cylinder piston 11 and the hydraulic cylinder piston rod can be separated, and at the moment, a hydraulic cylinder end cover on the hydraulic cylinder piston rod can be taken down from the hydraulic cylinder piston rod, and the end cover seal is checked and replaced, so that the maintenance purpose is achieved.
In the embodiment, when the hydraulic cylinder piston is detached, the hydraulic cylinder piston 11 is completely fixed, so that a person for fixing the hydraulic cylinder piston rod when the hydraulic cylinder piston is detached by using a wrench is omitted, and the effect of simplifying the person is achieved; in addition, when the steel pipe penetrates into the hydraulic cylinder earring 12 and then drives the hydraulic cylinder piston rod to rotate, the length of the used steel pipe can be changed according to the tightness degree of the hydraulic cylinder piston and the hydraulic cylinder piston rod, so that the moment during disassembly is changed, compared with the traditional wrench, the device has the advantages of saving labor and high efficiency, improving the working efficiency of disassembly staff and reducing the labor intensity of the disassembly staff, and the device can randomly adjust the positions of the pressing plate bolts and the supporting frame and the height of the pressing plate, so that the sizes of different hydraulic cylinder pistons are used, and the device has the characteristics of wide application range and wide application range.
The foregoing is a further detailed description of the utility model in connection with specific/preferred embodiments, and it is not intended that the utility model be limited to such description. It will be apparent to those skilled in the art that several alternatives or modifications can be made to the described embodiments without departing from the spirit of the utility model, and these alternatives or modifications should be considered to be within the scope of the utility model. In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "preferred embodiments," "examples," "specific examples," or "some examples," etc., means 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 utility model. In this specification, schematic representations of the above terms are not necessarily directed 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. Those skilled in the art may combine and combine the features of the different embodiments or examples described in this specification and of the different embodiments or examples without contradiction. Although embodiments of the present utility model and their advantages have been described in detail, it should be understood that various changes, substitutions and alterations can be made herein without departing from the scope of the utility model as defined by the appended claims.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420616908.4U CN221984393U (en) | 2024-03-28 | 2024-03-28 | Dismounting device for hydraulic cylinder piston |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420616908.4U CN221984393U (en) | 2024-03-28 | 2024-03-28 | Dismounting device for hydraulic cylinder piston |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221984393U true CN221984393U (en) | 2024-11-12 |
Family
ID=93341681
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420616908.4U Active CN221984393U (en) | 2024-03-28 | 2024-03-28 | Dismounting device for hydraulic cylinder piston |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221984393U (en) |
-
2024
- 2024-03-28 CN CN202420616908.4U patent/CN221984393U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206426037U (en) | A kind of adjustable fuel pump fuel tank cap dismantling device | |
| CN221984393U (en) | Dismounting device for hydraulic cylinder piston | |
| CN209705612U (en) | A kind of indoor camera mounting support | |
| CN209062975U (en) | Instrument disassembly tool | |
| CN210650516U (en) | Flange bolt dismounting device | |
| CN212109667U (en) | Gas plate heat exchanger convenient to disassemble | |
| CN220699496U (en) | Pulser extracting tool | |
| CN220762489U (en) | Open type and semi-open type impeller disassembling tool | |
| CN222405216U (en) | Auxiliary tool for disassembling and assembling bolt in narrow space | |
| CN219521970U (en) | A well control ram blowout preventer side door oil cylinder piston disassembly device | |
| CN223506629U (en) | A device for disassembling bearings using a bearing return oil groove | |
| CN223519086U (en) | A special tool for removing screws from a converter housing | |
| CN212683751U (en) | Hydraulic press anchor clamps that can fix a position fast and dismantle fast | |
| CN222717020U (en) | Vacuum furnace with vacuum pump unit | |
| CN222401502U (en) | Fastening device for supporting grille of tower internals | |
| CN217345347U (en) | Stubborn nut, screw rod extracting tool | |
| CN223820042U (en) | A coal feeder reducer dismantling device | |
| CN223447428U (en) | High-strength anti-theft bolt fasteners | |
| CN217714002U (en) | Non-deformable's flexible clamp during clamping | |
| CN219504581U (en) | Adjustable fixing device for tube plate of tube bundle | |
| CN219027398U (en) | Quick assembly disassembly frock of plate heat exchanger | |
| CN216030442U (en) | Hoop dismounting device | |
| CN215566477U (en) | Compressor piston with anti-drop structure | |
| CN223114467U (en) | Clamping device of spherical seal head | |
| CN216414166U (en) | Converter is with swift formula installation protective housing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |