CN109854565A - Hydraulic cylinder - Google Patents

Hydraulic cylinder Download PDF

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Publication number
CN109854565A
CN109854565A CN201910234095.6A CN201910234095A CN109854565A CN 109854565 A CN109854565 A CN 109854565A CN 201910234095 A CN201910234095 A CN 201910234095A CN 109854565 A CN109854565 A CN 109854565A
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CN
China
Prior art keywords
fixed plate
fixed
output shaft
cylinder
workpiece
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CN201910234095.6A
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CN109854565B (en
Inventor
刘超
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Changzhou Wujin Anwei Hydraulic Parts Manufacturing Co Ltd
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Changzhou Wujin Anwei Hydraulic Parts Manufacturing Co Ltd
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Priority to CN201910234095.6A priority Critical patent/CN109854565B/en
Publication of CN109854565A publication Critical patent/CN109854565A/en
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Abstract

The present invention relates to a kind of hydraulic cylinders.The hydraulic cylinder includes fixation kit, output precision and clamping device, the fixation kit includes the first fixed plate, second fixed plate and fixed cylinder, the opposite end of the fixed cylinder is individually fixed in first fixed plate and second fixed plate, piston cylinder is formed in the fixed cylinder, the output precision includes piston and output shaft, the piston is slidingly arranged in the piston cylinder, one end of the output shaft is fixedly connected on the piston, the other end of the output shaft convexedly stretches in outside the fixed cylinder, the clamping device is set in second fixed plate, for piece-holder to be positioned at second fixed plate, to be processed using the output shaft to the workpiece.The hydraulic cylinder is convenient to process workpiece.

Description

Hydraulic cylinder
Technical field
The present invention relates to actuator cylinder technical fields, more specifically, it relates to a kind of hydraulic cylinder.
Background technique
Hydraulic cylinder is that hydraulic energy is changed into mechanical energy, the hydraulic of straight reciprocating motion (or pendulum motion) is done and executes member Part.Its structure is simple, reliable operation.Deceleration device when realizing reciprocating motion, can be removed from it, and do not have drive gap, Movement is steady, therefore is used widely in the hydraulic system of various machinery.Hydraulic cylinder power output and piston effective area and The pressure difference on its both sides is directly proportional;Hydraulic cylinder is substantially by cylinder barrel and cylinder cap, piston and piston rod, sealing device, buffer unit It is formed with exhaust apparatus.Buffer unit and exhaust apparatus are depending on concrete application occasion.
For example, Chinese utility model patent notification number CN202946477U discloses a kind of hydraulic cylinder, the hydraulic oil Cylinder includes cylinder barrel, piston and piston rod, and cylinder barrel is divided into rod chamber and rodless cavity by piston, and rod chamber and the first oil inlet passage connect Logical, rodless cavity is connect with the second oil inlet passage and drainback passage, has the repairing oil circuit of connection rod chamber and rodless cavity in piston, Pilot operated valve device is provided in repairing oil circuit, pilot operated valve device is used to control the closing and unlatching of repairing oil circuit, so that hydraulic in rod chamber For oil to rodless cavity one-way flow, piston rod and the interior control oil circuit with the control port for being connected to pilot operated valve device of piston, control are oily The closing and unlatching of road control pilot operated valve device.
However, the above-mentioned prior art has the following deficiencies: hydraulic cylinder in output power, workpiece to be machined is easy because solid Determine unstable and is pushed away, and inconvenient workpieces processing.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of hydraulic oil for being capable of fixing workpiece Cylinder.
To achieve the above object, the present invention provides the following technical scheme that
A kind of hydraulic cylinder, including fixation kit, output precision and clamping device, the fixation kit include the first fixed plate, Second fixed plate and fixed cylinder, the opposite end of the fixed cylinder are individually fixed in first fixed plate and described second and fix On plate, piston cylinder is formed in the fixed cylinder, the output precision includes piston and output shaft, and the piston is slidably arranged In in the piston cylinder, one end of the output shaft is fixedly connected on the piston, and the other end of the output shaft convexedly stretches in Outside the fixed cylinder, the clamping device is set in second fixed plate, for piece-holder to be positioned at described second In fixed plate, to be processed using the output shaft to the workpiece.
By using above-mentioned technical proposal, when in use, workpiece is sheathed on the output shaft for the hydraulic cylinder, and One end of workpiece is fixed in second fixed plate by the clamping device.Thereafter through defeated described in the piston driving Shaft protrudes outward, and is impacted using the output shaft and processes the workpiece.Since the hydraulic cylinder includes clamping device, because This can use the fixed workpiece of the gripper mechanism grips, to prevent workpiece from moving due to by thrust, so that the processing of workpiece is more For convenience.
Further, the end of the output shaft is provided with cutter, and the cutter are set to the end of the output shaft Middle face.
By using above-mentioned technical proposal, workpiece can conveniently be cut using the cutter.
Further, the end of the cutter is formed with cutting edge, and the cutting edge is in the cutter away from institute State the side of the first fixed plate.
By using above-mentioned technical proposal, the workpiece is supported using the cutting edge, and then can be by the bottom of workpiece It cuts through.
Further, the workpiece is cylindrical shape, and the workpiece is sheathed on the output shaft, and the bottom end of the workpiece is supported It is held on the cutter.
By using above-mentioned technical proposal, since the workpiece is cylindrical shape, facilitate workpiece is sheathed on it is described defeated On shaft.
Further, first fixed plate and second fixed plate are rectangular-shaped, the thickness of first fixed plate Degree is less than the thickness of second fixed plate.
By using above-mentioned technical proposal, so that second fixed plate is thicker, and then facilitate the peace of the clamping device Dress, but also second fixed plate will not be damaged because of stress.
Further, the fixation kit further includes four connecting rods, and four connecting rods are around the fixed cylinder Periphery setting.
By using above-mentioned technical proposal, first fixed plate and described the can be fixed using four connecting rods Two fixed plates.
Further, the opposite end of each connecting rod is individually fixed in first fixed plate and consolidates with described second On fixed board.
By using above-mentioned technical proposal, so that the fixation of the connecting rod is more convenient.
Further, four connecting rods are located at the four corners of first fixed plate, four companies The diameter of extension bar is equal.
By using above-mentioned technical proposal, four connecting rods is facilitated to avoid the fixed cylinder.
Further, it is convexly equipped with sleeve in second fixed plate, the sleeve is sheathed on the output shaft, the set Gap is formed between the inner wall of cylinder and the peripheral wall of the output shaft.
By using above-mentioned technical proposal, the sleeve is enabled to protect the output shaft.
Further, the length of the output shaft is greater than the length of the sleeve, and the clamping device is located at the sleeve Periphery.
By using above-mentioned technical proposal, the clamping device is enabled to be installed on the outer of the sleeve more conveniently It encloses.
In conclusion the invention has the following advantages:
1. hydraulic cylinder is when in use, workpiece is sheathed on the output shaft, and one end of workpiece is passed through into the clamping machine Structure is fixed in second fixed plate.It is protruded outward thereafter through output shaft described in the piston driving, utilizes the output Axis impacts and processes the workpiece.Since the hydraulic cylinder includes clamping device, the clamping device folder can use Fixed workpiece is held, to prevent workpiece from moving due to by thrust, so that the processing of workpiece is more convenient.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of the hydraulic cylinder of an embodiment.
Fig. 2 is the stereoscopic schematic diagram at another visual angle of hydraulic cylinder shown in Fig. 1.
In figure, 100, hydraulic cylinder;10, fixation kit;11, the first fixed plate;12, the second fixed plate;13, fixed cylinder; 15, connecting rod;18, sleeve;185, gap;20, output precision;23, output shaft;235, cutter;2358, cutting edge;30, it presss from both sides Hold mechanism;31, holding ring;311, annular through groove;315, fixed link;33, holding block;335, cambered surface is clamped;338, sliding groove; 35, make moving frame;351, cross bar;353, operating bar;358, supporting block;3585, supporting plane;40, actuation module;41, mounting blocks; 42, cylinder is slided;45, arc is jumped a queue block;458, clamping face;456, leading end.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Fig. 1 and Fig. 2, a kind of hydraulic cylinder 100, including fixation kit 10, output precision 20 and clamping device 30 are please referred to, Fixation kit 10 includes that the first fixed plate 11, the second fixed plate 12 and fixed cylinder 13, the opposite end of fixed cylinder 13 are fixed respectively In in the first fixed plate 11 and the second fixed plate 12, being formed with piston cylinder in fixed cylinder 13, output precision 20 includes that (figure is not for piston Show) and output shaft 23, piston is slidingly arranged in piston cylinder, and one end of output shaft 23 is fixedly connected on piston, output shaft 23 other end convexedly stretches in outside fixed cylinder 13, and clamping device 30 is set in the second fixed plate 12, for positioning piece-holder In in the second fixed plate 12, to be processed using output shaft 23 to workpiece.
When in use, workpiece is sheathed on output shaft 23 for hydraulic cylinder 100, and one end of workpiece is passed through clamping device 30 are fixed in the second fixed plate 12.It protrudes outward, impacted using output shaft 23 and adds thereafter through piston driving output shaft 23 Work workpiece.Since hydraulic cylinder 100 includes clamping device 30, it can use clamping device 30 and grip workpiece, to prevent Only workpiece moves due to by thrust, so that the processing of workpiece is more convenient.
For example, the end of output shaft 23 is provided with cutter 235, cutter 235 for the ease of implementing the processing to workpiece It is set in the middle part of the end face of output shaft 23.The end of cutter 235 is formed with cutting edge 2358, and cutting edge 2358 is in cutter 235 deviate from the side of the first fixed plate 11.Workpiece is cylindrical shape, and workpiece is sheathed on output shaft 23, and the bottom end of workpiece is held in On cutter 235.First fixed plate 11 and the second fixed plate 12 be it is rectangular-shaped, the thickness of the first fixed plate 11 is solid less than second The thickness of fixed board 12.Fixation kit 10 further includes four connecting rods 15, and four connecting rods 15 are arranged around the periphery of fixed cylinder 13. The opposite end of each connecting rod 15 is individually fixed in the first fixed plate 11 and the second fixed plate 12.Four connecting rods 15 are distinguished At the four corners of the first fixed plate 11, the diameter of four connecting rods 15 is equal.Set is convexly equipped in second fixed plate 12 Cylinder 18, sleeve 18 is sheathed on output shaft 23, is formed with gap 185 between the inner wall of sleeve 18 and the peripheral wall of output shaft 23.It is defeated The length of shaft 23 is greater than the length of sleeve 18, and clamping device 30 is located at the periphery of sleeve 18.
Workpiece can conveniently be cut using cutter 235.Workpiece is supported using cutting edge 2358, in turn The bottom of workpiece can be cut through.Since workpiece is cylindrical shape, facilitates and workpiece is sheathed on output shaft 23.Second is set to consolidate Fixed board 12 is thicker, and then facilitates the installation of clamping device 30, but also the second fixed plate 12 will not be damaged because of stress.It utilizes Four connecting rods 15 can fix the first fixed plate 11 and the second fixed plate 12.The opposite end of each connecting rod 15 is fixed respectively In in the first fixed plate 11 and the second fixed plate 12, so that the fixation of connecting rod 15 is more convenient.Four connecting rods 15 distinguish position At the four corners of the first fixed plate 11, four connecting rods 15 is facilitated to avoid fixed cylinder 13.The inner wall and output shaft of sleeve 18 It is formed with gap 185 between 23 peripheral wall, sleeve 18 is enabled to protect output shaft 23.Clamping device 30 can more conveniently It is installed on the periphery of sleeve 18.
For example, it is of particular importance that clamping device 30 includes 31, two holding blocks 33 of holding ring, makees moving frame 35 and two Actuation module 40, holding ring 31 are fixedly installed in the second fixed plate 12, and the middle part of holding ring 31 offers annular through groove 311, There are two the bars 315 that is relatively fixed, two fixed links 315, and holding ring 31 is fixed on the second fixed plate 12 for setting on holding ring 31 On, and holding ring 31 is divided into two half circle grooves.The opposite end of each half circle groove is respectively adjacent to two fixed links 315, and two A holding block 33 is both secured in the second fixed plate 12, and is in the opposite sides of sleeve 18.Clamping is formed on holding block 33 Cambered surface 335, the circumferential surface for clamping cambered surface 335 and sleeve 18 are spaced apart from each other setting, and holding ring 31 surrounds two holding blocks 33.Each support It holds and is formed with sliding groove 338 on block 33, the opposite sides of sliding groove 338 penetrates through the two lateral walls of holding block 33 respectively.Sliding Slot 338 extends along the length direction of holding block 33, and sliding groove 338 is corresponding with the half circle groove on holding ring 31 to be communicated, sliding groove 338 One end be provided with fixed column (not shown), fixed column is arranged on holding block 33 so that holding block 33 is fixed on the second fixed plate On 12, fixed column is in one end of holding block 33.Making moving frame 35 is U-shaped, and making moving frame 35 includes cross bar 351 and two operating bars 353, supporting block 358 is provided on cross bar 351, and supporting plane 3585 is provided in supporting block 358.Two operating bars 353 are distinguished It is vertically convexly equipped in the opposite end of cross bar 351, two operating bars 353 are located at the opposite sides of holding ring 31.Holding ring 31 Between two operating bars 353.Two actuation modules 40 are respectively arranged at the end of two operating bars 353.Each actuation group Part 40 includes mounting blocks 41, slides cylinder 42, tension spring (not shown) and arc and jump a queue block 45.Mounting blocks 41 are fixed on operating bar 353 End, the one end for sliding cylinder 42 is fixed on mounting blocks 41, and the other end is slidably arranged in half circle groove and sliding groove 338 simultaneously Along radially extending for holding ring 31, tension spring, which is set to, to be slided in cylinder 42, arc jump a queue block 45 be located at sleeve 18 side and its Adjacent to corresponding holding block 33, arc block 45 of jumping a queue is in the one end of holding block 33 far from fixed column for one end.Arc is jumped a queue block 45 On be convexly equipped with connecting column, connecting column, which is slidably inserted in, to be slided in cylinder 42, and the end for sliding column is connected to the end of tension spring, arc Block 45 of jumping a queue closely is held in the end for sliding cylinder 42 under the action of tension spring.Arc is jumped a queue side shape of the block 45 towards sleeve 18 At there is clamping face 458.Jump a queue one end of block 45 towards holding block 33 of arc is formed with leading end 456, for guiding arc to jump a queue Block 45 enters between holding block 33 and sleeve 18.
When needing using clamping device 30 come clamping position workpiece, the workpiece of tubular is sheathed on 18 periphery of sleeve, and So that the open end of workpiece is held in the second fixed plate 12.It holds the driving of supporting block 358 and makees the rotation of moving frame 35, make moving frame 35 Two arcs are driven to jump a queue block 45 around the rotation of sleeve 18, block 45 supports completely under the guidance of leading end 456 until arc is jumped a queue In on holding block 33, i.e. arc block 45 of jumping a queue away from a side surface of clamping face 458 supports the arc for fitting in holding block 33 completely Shape tension spring is stretched, and two arcs the distance between block 45 of jumping a queue becomes smaller, diameter of the block 45 along sleeve 18 so that two arcs are jumped a queue The opposite sides of workpiece is clamped respectively to movement, and then using two arcs block 45 of jumping a queue, after being rotated by 90 ° as moving frame 35, branch Bracer 358 is supported on ground, with prevent from making moving frame 35 rotate, while also can using make moving frame 35 to the second fixed plate 12 into Row support, improves locating effect.Hydraulic cylinder 100 drives output shaft 23 to move forward, and then drives and cut to the inside for protruding into workpiece, It is cut with the bottom to workpiece.The setting of clamping device 30, so that the clamping of workpiece is more convenient, and workpiece is also not easy It is pushed away.And when needing to discharge workpiece after work pieces process, rotational support block 358 drives and makees the reverse rotation of moving frame 35 90 Degree, two arcs jump a queue block 45 be detached from two holding blocks 33, two arcs jump a queue block 45 bounce back under the action of two tension springs with Far from sleeve 18, workpiece is discharged, then in order to unload workpiece.
This specific embodiment is only explanation of the invention, is not limitation of the present invention, those skilled in the art Member can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but as long as at this All by the protection of Patent Law in the scope of the claims of invention.

Claims (10)

1. a kind of hydraulic cylinder, it is characterised in that: including fixation kit (10), output precision (20) and clamping device (30), institute Stating fixation kit (10) includes the first fixed plate (11), the second fixed plate (12) and fixed cylinder (13), the fixed cylinder (13) Opposite end is individually fixed on first fixed plate (11) and second fixed plate (12), the interior shape of the fixed cylinder (13) At there is piston cylinder, the output precision (20) includes piston and output shaft (23), and the piston is slidingly arranged at the piston In cylinder, one end of the output shaft (23) is fixedly connected on the piston, and the other end of the output shaft (23) convexedly stretches in institute State fixed cylinder (13) outside, the clamping device (30) is set on second fixed plate (12), for positioning piece-holder In on second fixed plate (12), to be processed using the output shaft (23) to the workpiece.
2. hydraulic cylinder (100) according to claim 1, it is characterised in that: the end of the output shaft (23) is provided with Cutter (235), the cutter (235) are set in the middle part of the end face of the output shaft (23).
3. hydraulic cylinder according to claim 2, it is characterised in that: the end of the cutter (235) is formed with cutting Sword (2358), the cutting edge (2358) are in the side that the cutter (235) deviate from first fixed plate (11).
4. hydraulic cylinder according to claim 3, it is characterised in that: the workpiece is cylindrical shape, and the workpiece is sheathed on On the output shaft (23), the bottom end of the workpiece is held on the cutter (235).
5. hydraulic cylinder according to claim 4, it is characterised in that: first fixed plate (11) and second fixation Plate (12) be it is rectangular-shaped, the thickness of first fixed plate (11) is less than the thickness of second fixed plate (12).
6. hydraulic cylinder according to claim 5, it is characterised in that: the fixation kit (10) further includes four connecting rods (15), periphery of four connecting rods (15) around the fixed cylinder (13) is arranged.
7. hydraulic cylinder according to claim 6, it is characterised in that: the opposite end of each connecting rod (15) is distinguished It is fixed on first fixed plate (11) and second fixed plate (12).
8. hydraulic cylinder according to claim 7, it is characterised in that: four connecting rods (15) are located at described At the four corners of one fixed plate (11), the diameter of four connecting rods (15) is equal.
9. hydraulic cylinder according to claim 8, it is characterised in that: be convexly equipped with sleeve on second fixed plate (12) (18), the sleeve (18) is sheathed on the output shaft (23), inner wall and the output shaft (23) of the sleeve (18) Gap (185) are formed between peripheral wall.
10. hydraulic cylinder according to claim 9, it is characterised in that: the length of the output shaft (23) is greater than the set The length of cylinder (18), the clamping device (30) are located at the periphery of the sleeve (18).
CN201910234095.6A 2019-03-26 2019-03-26 Hydraulic oil cylinder Active CN109854565B (en)

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Application Number Priority Date Filing Date Title
CN201910234095.6A CN109854565B (en) 2019-03-26 2019-03-26 Hydraulic oil cylinder

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Application Number Priority Date Filing Date Title
CN201910234095.6A CN109854565B (en) 2019-03-26 2019-03-26 Hydraulic oil cylinder

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CN109854565A true CN109854565A (en) 2019-06-07
CN109854565B CN109854565B (en) 2020-06-26

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000329056A (en) * 1999-05-20 2000-11-28 Matsushita Electric Works Ltd Hydraulic tool
JP2001259922A (en) * 2000-01-12 2001-09-25 Eito Kogyo Kk Tool for cutting and opening nut
JP2001323784A (en) * 2000-05-16 2001-11-22 Hitachi Constr Mach Co Ltd Rock rubble removing apparatus for shield driving machine
WO2013114241A1 (en) * 2012-01-31 2013-08-08 Abasolo Vallejo S.A. Nut shearing equipment
CN106470805A (en) * 2014-07-07 2017-03-01 塞母布雷有限公司 The method of operation fluid powered compressor instrument and fluid dynamic tool of compression
CN207402189U (en) * 2017-10-25 2018-05-25 杭州展雄科技有限公司 Steel-cored aluminium hydraulic shear
CN207696162U (en) * 2017-10-26 2018-08-07 上海浦东兴旺汽车配件有限公司 A kind of cutting equipment
CN207971693U (en) * 2017-12-30 2018-10-16 东莞市龙科塑胶制品有限公司 A kind of limit clamp system of cutter for milling machines
CN208450332U (en) * 2018-06-29 2019-02-01 重庆市鑫鸿燃气设备有限公司 A kind of machinery production hardware instrument perforating device

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000329056A (en) * 1999-05-20 2000-11-28 Matsushita Electric Works Ltd Hydraulic tool
JP2001259922A (en) * 2000-01-12 2001-09-25 Eito Kogyo Kk Tool for cutting and opening nut
JP2001323784A (en) * 2000-05-16 2001-11-22 Hitachi Constr Mach Co Ltd Rock rubble removing apparatus for shield driving machine
WO2013114241A1 (en) * 2012-01-31 2013-08-08 Abasolo Vallejo S.A. Nut shearing equipment
CN106470805A (en) * 2014-07-07 2017-03-01 塞母布雷有限公司 The method of operation fluid powered compressor instrument and fluid dynamic tool of compression
CN207402189U (en) * 2017-10-25 2018-05-25 杭州展雄科技有限公司 Steel-cored aluminium hydraulic shear
CN207696162U (en) * 2017-10-26 2018-08-07 上海浦东兴旺汽车配件有限公司 A kind of cutting equipment
CN207971693U (en) * 2017-12-30 2018-10-16 东莞市龙科塑胶制品有限公司 A kind of limit clamp system of cutter for milling machines
CN208450332U (en) * 2018-06-29 2019-02-01 重庆市鑫鸿燃气设备有限公司 A kind of machinery production hardware instrument perforating device

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