CN102950457A - Dismounting device for height-adjusting cylinder block - Google Patents
Dismounting device for height-adjusting cylinder block Download PDFInfo
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- CN102950457A CN102950457A CN2011102385626A CN201110238562A CN102950457A CN 102950457 A CN102950457 A CN 102950457A CN 2011102385626 A CN2011102385626 A CN 2011102385626A CN 201110238562 A CN201110238562 A CN 201110238562A CN 102950457 A CN102950457 A CN 102950457A
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- moving member
- cylinder body
- oil cylinder
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Abstract
The invention provides a dismounting device for a height-adjusting cylinder block. The dismounting device comprises a bracket having a horizontal mounting surface. A moving member is disposed on the mounting surface. A chuck corresponding to the moving member and at a first distance away from the moving member is disposed on the mounting surface. One side of the moving member, opposite to the chuck, is fixedly provided with a hydraulic cylinder or air cylinder for driving the moving member to move towards the chuck. One side of the chuck, opposite to the moving member, is fixedly provided with a driving device for driving the chuck to rotate. The surface of the moving member, facing to the chuck, is provided with a groove for clamping a closed end of the height-adjusting cylinder block. The surface of the chuck, facing to the groove, is provided with a positioning part for fixing an end cover of the height-adjusting cylinder block. The dismounting device can be used to dismount the height-adjusting cylinder block quickly, easily and conveniently, and efficiency in maintaining a height-adjusting cylinder is improved. The dismounting device can also be used to dismount the cylinder cover and a cylinder barrel, which jam due to rust, so that resources and costs are decreased.
Description
Technical field
The present invention relates to the mining machinery service technique, relate in particular to a kind of dismounting device for cylinder body of heightened oil cylinder.
Background technology
Coal-winning machine is the nucleus equipment of performing comprehensive coal mining working face; rocking arm is the important process parts of coal-winning machine, and the adjusting of rocking arm position is controlled by adjust high cylinder, therefore; for guaranteeing that adjust high cylinder can drive the safe and reliable work of rocking arm, need regularly adjust high cylinder to be carried out repair and maintenance.
Cylinder body of heightened oil cylinder comprises cylindrical cylinder staving and an end cap; One end of cylinder staving is that sealed end, the other end are the cylinder body opening, wherein, on the cylinder staving sidewall of cylinder body opening part screw thread is set, and also is provided with screw thread on all sides of end cap, so that end cap and cylinder staving are screwed into one, forms the cylinder body of a sealing.When hydraulic cylinder overhauls, at first need end cap and cylinder staving are split, in the prior art, dismantle cylinder body of heightened oil cylinder by manually screwing bottom end cover, whole operation is wasted time and energy, inefficiency; The dead phenomenon of rust can occur between the end cap of especially a lot of long-time cylinder body of heightened oil cylinders that use and the cylinder staving, manually screw and it can't be disassembled, thereby can't carry out follow-up inspection operation, can only discard, waste resource, also increase production cost.
Summary of the invention
The invention provides a kind of dismounting device for cylinder body of heightened oil cylinder, in order to solve defective of the prior art, realize dismantling efficiently, effortlessly cylinder body of heightened oil cylinder, to carry out follow-up service work, avoided because overhauling the directly discarded wasting of resources that causes of hydraulic cylinder.
The invention provides a kind of dismounting device for cylinder body of heightened oil cylinder, comprise: one has the carriage of horizontal mounting surface, be provided with a moving member on the installed surface of described carriage, described moving member the first distance of distance, relatively described moving member are provided with a chuck on the installed surface of described carriage, described moving member is fixedly installed to be useful on back to a side of described chuck and drives hydraulic cylinder or the cylinder that described moving member moves to described chuck, and described chuck is fixedly installed a drive unit that is used for driving described chuck rotation back to a side of described moving member; Described moving member offers the groove for the blind end of engaging cylinder body of heightened oil cylinder on the surface of described chuck, described chuck is formed with the location division for the end cap of fixing described cylinder body of heightened oil cylinder on the surface of described groove, and the central shaft of the central shaft of described chuck and described groove is on same straight line.
Dismounting device for cylinder body of heightened oil cylinder provided by the invention, can fix the cylinder cap that is positioned at cylinder body of heightened oil cylinder one end by chuck, fix the blind end that is positioned at the cylinder body of heightened oil cylinder other end by the groove on the moving member, and cooperate moving horizontally of moving member that cylinder cap is screwed from the cylinder staving by rotatablely moving of chuck, thereby realize the dismounting of cylinder body of heightened oil cylinder; Utilize this device dismounting cylinder body of heightened oil cylinder, easy to operate, laborsaving, efficient is high, even and when the dead phenomenon of rust occurs between cylinder cap and the cylinder staving, also can realize dismounting, to carry out follow-up maintenance, saved resource and cost.
Description of drawings
Fig. 1 is the structural representation of dismounting device for cylinder body of heightened oil cylinder embodiment of the present invention.
Reference numeral:
The 10-carriage; The 11-chuck; The 12-moving member;
The 121-groove; The 122-alignment pin; The 13-hydraulic cylinder;
The 15-hydraulic motor; The 16-pump; 21-the first control loop;
22-the second control loop; 31-the first control valve; 32-the second control valve;
The 14-decelerator; The 4-cylinder body of heightened oil cylinder; The 24-oil cylinder.
The specific embodiment
Further specify the technical scheme of the embodiment of the invention below in conjunction with the drawings and specific embodiments.
Fig. 1 is the structural representation of dismounting device for cylinder body of heightened oil cylinder embodiment of the present invention.Please refer to Fig. 1, the present embodiment provides a kind of dismounting device for cylinder body of heightened oil cylinder, comprise: one has the carriage 10 of horizontal mounting surface, be provided with a moving member 12 on the installed surface of carriage 10, distance moving spare 12 first distances, the part 12 that relatively moves are provided with a chuck 11 on the installed surface of carriage 10, moving member 12 is fixedly installed to be useful on back to a side of chuck 11 and drives hydraulic cylinder 13 or the cylinder that moving member 12 moves to chuck 11, and chuck 11 is fixedly installed a drive unit that is used for drive chuck 11 rotations back to a side of moving member 12; Moving member 12 offers the groove 121 for the blind end of engaging adjust high cylinder 24 cylinder bodies on the surface of chuck 11, chuck 11 is formed with on the surface of described groove 121 for the fixing location division of the end cap of adjust high cylinder 24 cylinder bodies, and the central shaft of the central shaft of chuck 11 and groove 121 is on same straight line.
Particularly, carriage 10 can be the tower structure of rectangle, and its end face is horizontally disposed with as installed surface, and can backplate be set the length direction along rectangle in the both sides of installed surface, to guarantee the fixing insecure safety that waits under the fortuitous event.Chuck 11 and moving member 12 can arrange respectively installed surface along the end positions on the length direction of rectangle, and apart the value of the first distance can be according to the length specific design of stroke and the adjust high cylinder of hydraulic cylinder between chuck 11 and the moving member 12; Can be on installed surface and be fixedly installed a hydraulic cylinder 13 at moving member 12 back to a side of chuck 11, and the piston-rod end of hydraulic cylinder 13 is fixedly connected with moving member 12, with by piston rod move horizontally drive moving member 12 and move towards chuck 11; Chuck 11 is fixedly installed the drive unit that rotary power can be provided back to a side of moving member 12, and the output shaft of drive unit can be fixedly connected with the center of chuck 11, rotates take central shaft as axle with drive chuck 11; In an embodiment of the present invention, drive unit comprises motor and decelerator 14, and the output of motor is fixedly connected with the input of decelerator 14, and the output of decelerator 14 is fixedly connected with the center of chuck 11, so that the rotating speed of exporting to chuck 11 makes things convenient for the workman to operate about 15 rev/mins.The location claw can be adopted in location division on the chuck 11, and principal security is to the circumferential location of end cap, make end cap can with chuck 11 together rotation get final product; Groove 121 on the moving member 12 can corresponding adjust high cylinder 24 cylinder bodies the shape setting of blind end, because the sealed end place of adjust high cylinder 24 cylinder bodies has one through hole is installed, therefore, can one locating dowel be set at groove 121 inwalls, by this locating dowel and the circumferential location to the cylinder staving of adjust high cylinder 24 of engaging further that through hole is installed, guarantee that the cylinder staving can not be delivered under the effect of high pulling torque of cylinder cap along with rotation at chuck 11.
When the dismounting device for cylinder body of heightened oil cylinder that utilizes the present embodiment is dismantled cylinder body of heightened oil cylinder, the sealed end of cylinder body of heightened oil cylinder 4 can be engaged in the groove 121 on the moving member 12, end cap and the chuck 11 that will be positioned at adjust high cylinder 24 cylinder bodies one end by the location division on the chuck 11 again are fixed together, then start drive unit, make chuck 11 begin rotation, the position that cooperates simultaneously the piston rod of adjusting hydraulic cylinder 13, so that the cylinder staving of cylinder body of heightened oil cylinder 4 is gradually away from chuck 11, final rotary action at chuck 11 is screwed end cap lower by the cylinder staving, thereby cylinder cap and the fractionation of cylinder staving of cylinder body of heightened oil cylinder 4 are come.
Certainly, the hydraulic cylinder 13 in the present embodiment also can be replaced with cylinder, and its operation principle is similar with it, does not repeat them here.
The adjust high cylinder provision for disengagement of the present embodiment, can realize convenience, laborsaving, dismantle rapidly cylinder body of heightened oil cylinder, greatly improved the efficient of adjust high cylinder service work, even and when the dead phenomenon of rust occurs between cylinder cap and the cylinder staving, also can realize dismounting, to carry out follow-up maintenance, save resource and cost.
In the above-described embodiments, the location division be fixedly installed on chuck 11 surfaces, be used for the cylindrical bump that the circular trough on the end cover surface with cylinder body of heightened oil cylinder 4 fastens.The end cover surface of cylinder body of heightened oil cylinder 4 is recessed to form a plurality of circular troughs, these circular troughs take at the center of cylinder cap as the circular arrangement in the center of circle, therefore, can on chuck 11, a plurality of cylindrical bumps be set the position of corresponding these circular troughs, and the shape and size of each cylindrical bump and the circular trough on the end cap are complementary, like this, when the end cap of fixing cylinder body of heightened oil cylinder 4, can directly cylindrical bump and circular trough be fixed one by one, just can realize the circumferential effective location to cylinder cap, guarantee that cylinder cap and chuck 11 together rotate, improved the functional reliability of this device, also made things convenient for fitting operation.
In the above-described embodiments, as shown in Figure 1, along the vertical through hole that offers, through hole through-going recess 121 is provided with alignment pin in the through hole on the moving member 12, and alignment pin with the blind end of 122 cylinder body of heightened oil cylinders 4 and moving member 12 pin joints together.Because the blind end of cylinder body of heightened oil cylinder 4 has one through hole is installed, therefore, groove 121 on the moving member 12 can be arranged to the groove corresponding with the shape of blind end 121, simultaneously, for better circumferentially positioning the cylinder staving, can be fixed together with blind end and moving member 12 pin joints with cylinder body of heightened oil cylinder 4 by the installation through hole that alignment pin 122 passes through hole and blind end, prevent that the cylinder staving from rotating with end cap.By the further positional cylinder staving of pin joint, improved the functional reliability of this device, also made things convenient for the operating process that utilizes this device dismounting cylinder body of heightened oil cylinder.
In an embodiment of the present invention, please refer to Fig. 1, drive unit comprises pump 16, hydraulic motor 15 and decelerator 14; The output of decelerator 14 is fixedly connected with the center of chuck 11, and hydraulic motor 15 is connected with pump 16 by the first control loop 21, and is provided with the first control valve 31 that opens and closes and turn to for the control motor at the first control loop 21.Optimally, the entrance of pump 16 can be connected with oil cylinder 24, is delivered to the first control loop 21 to extract hydraulic oil, and is same, can be by the running of motor-driven pump 16; The first control valve 31 can be the two-bit triplet magnetic valve, and the switching of three different control positions by the two-bit triplet magnetic valve can easily realize commutation, starts or close, thereby controls very easily commutation or the switch of chuck 11; In addition, if think further to control the rotating speed of chuck 11, also can a choke valve be set at the first control loop 21, coming the rotating speed of regulator solution pressure motor 15 by the flow of regulating hydraulic oil in the first control loop 21, thereby obtain the different rotating speeds of chuck 11.
In the above-described embodiments, hydraulic cylinder 13 is connected with pump 16 by the second control loop 22, and is provided with the second control valve 32 of piston rod moving direction for control hydraulic cylinder 13 at the second control loop 22.That is, the admission chamber of hydraulic cylinder 13 is connected with pump 16 by the second control loop 22 with back to the fluid chamber, and the second control valve 32 also can adopt the two-bit triplet magnetic valve to realize commutation and open and close control, thereby controls easily the moving direction of moving member 12 and stop.Further, also be provided with the 3rd control valve for the translational speed of the piston rod of regulator solution cylinder pressure 13 on the second control loop 22, wherein, the 3rd control valve can be choke valve, regulate the flow of hydraulic oil in the second control loop 22 by choke valve, thereby the translational speed of control hydraulic cylinder 13 piston rods and moving member 12, thus cooperate better the rotation of chuck 11 to adjust the position of cylinder staving, realize finishing more quickly and easily the dismounting of cylinder body of heightened oil cylinder.
It should be noted that at last: above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (7)
1. dismounting device for cylinder body of heightened oil cylinder, it is characterized in that, comprise: one has the carriage of horizontal mounting surface, be provided with a moving member on the described installed surface of described carriage, described moving member the first distance of distance, relatively described moving member are provided with a chuck on the described installed surface of described carriage, described moving member is fixedly installed to be useful on back to a side of described chuck and drives hydraulic cylinder or the cylinder that described moving member moves to described chuck, and described chuck is fixedly installed a drive unit that is used for driving described chuck rotation back to a side of described moving member; Described moving member offers the groove for the blind end of engaging cylinder body of heightened oil cylinder on the surface of described chuck, described chuck is formed with the location division for the end cap of fixing described cylinder body of heightened oil cylinder on the surface of described groove, and the central shaft of the central shaft of described chuck and described groove is on same straight line.
2. dismounting device for cylinder body of heightened oil cylinder according to claim 1 is characterized in that, described location division be fixedly installed on described chuck surface, be used for the cylindrical bump that the circular trough on the end cover surface with described cylinder body of heightened oil cylinder fastens.
3. dismounting device for cylinder body of heightened oil cylinder according to claim 1 and 2, it is characterized in that, on the described moving member along the vertical through hole that offers, described through hole runs through described groove, be provided with alignment pin in the described through hole, described alignment pin with the blind end of described cylinder body of heightened oil cylinder and described moving member pin joint together.
4. dismounting device for cylinder body of heightened oil cylinder according to claim 1 and 2, it is characterized in that, described drive unit comprises motor and decelerator, and the output of described motor is fixedly connected with the input of described decelerator, and the output of described decelerator is fixedly connected with the center of described chuck.
5. dismounting device for cylinder body of heightened oil cylinder according to claim 1 and 2 is characterized in that, described drive unit comprises pump, hydraulic motor and decelerator; The output of described decelerator is fixedly connected with the center of described chuck, and described hydraulic motor is connected with pump by the first control loop, and is provided with the first control valve that opens and closes and turn to for the control motor at described the first control loop.
6. dismounting device for cylinder body of heightened oil cylinder according to claim 5, it is characterized in that, described hydraulic cylinder is connected with described pump by the second control loop, and is provided with the second control valve be used to the piston rod moving direction of controlling described hydraulic cylinder at described the second control loop.
7. dismounting device for cylinder body of heightened oil cylinder according to claim 6 is characterized in that, also is provided with on described the second control loop for regulating also the 3rd control valve of the translational speed of the piston rod of described hydraulic cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110238562.6A CN102950457B (en) | 2011-08-19 | 2011-08-19 | Dismounting device for cylinder body of heightened oil cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110238562.6A CN102950457B (en) | 2011-08-19 | 2011-08-19 | Dismounting device for cylinder body of heightened oil cylinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102950457A true CN102950457A (en) | 2013-03-06 |
| CN102950457B CN102950457B (en) | 2015-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110238562.6A Active CN102950457B (en) | 2011-08-19 | 2011-08-19 | Dismounting device for cylinder body of heightened oil cylinder |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2845887A (en) * | 1955-04-15 | 1958-08-05 | Edward C Kradoska | Lock seam unrolling machine |
| CN2855628Y (en) * | 2005-12-14 | 2007-01-10 | 中国神华能源股份有限公司 | Apparatus assembling/disassembling hydraulic supporting column |
| CN201154435Y (en) * | 2007-12-31 | 2008-11-26 | 浙江省一建建设集团有限公司 | Fastening screw-nut disassembling machine |
| CN201442170U (en) * | 2009-06-30 | 2010-04-28 | 山东法因数控机械股份有限公司 | Hydraulic oil cylinder assembling device |
| CN202212752U (en) * | 2011-08-19 | 2012-05-09 | 淮南矿业(集团)有限责任公司 | Dismounting device for cylinder body of heightened oil cylinder |
-
2011
- 2011-08-19 CN CN201110238562.6A patent/CN102950457B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2845887A (en) * | 1955-04-15 | 1958-08-05 | Edward C Kradoska | Lock seam unrolling machine |
| CN2855628Y (en) * | 2005-12-14 | 2007-01-10 | 中国神华能源股份有限公司 | Apparatus assembling/disassembling hydraulic supporting column |
| CN201154435Y (en) * | 2007-12-31 | 2008-11-26 | 浙江省一建建设集团有限公司 | Fastening screw-nut disassembling machine |
| CN201442170U (en) * | 2009-06-30 | 2010-04-28 | 山东法因数控机械股份有限公司 | Hydraulic oil cylinder assembling device |
| CN202212752U (en) * | 2011-08-19 | 2012-05-09 | 淮南矿业(集团)有限责任公司 | Dismounting device for cylinder body of heightened oil cylinder |
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|---|---|
| CN102950457B (en) | 2015-09-16 |
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