CN120055914B - Piston rod processingequipment is used in hydraulic cylinder production - Google Patents
Piston rod processingequipment is used in hydraulic cylinder productionInfo
- Publication number
- CN120055914B CN120055914B CN202510411468.8A CN202510411468A CN120055914B CN 120055914 B CN120055914 B CN 120055914B CN 202510411468 A CN202510411468 A CN 202510411468A CN 120055914 B CN120055914 B CN 120055914B
- Authority
- CN
- China
- Prior art keywords
- plate
- sliding block
- piston rod
- sliding
- block
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/36—Single-purpose machines or devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting workpieces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/20—Drives or gearings; Equipment therefor relating to feed movement
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/22—Equipment for exact control of the position of the grinding tool or work at the start of the grinding operation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B5/00—Machines or devices designed for grinding surfaces of revolution on work, including those which also grind adjacent plane surfaces; Accessories therefor
- B24B5/35—Accessories
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
本发明公开了一种液压油缸生产用活塞杆加工装置，用于磨削圆柱形活塞杆的外表面的装置，包括机床、固定板、固定件、滑板、转盘、传送带、第一滑动块和第二滑动块、不完全啮合轮、缺口、啮合板、螺纹杆、夹持板、夹持件，通过固定件抵压固定传送带与第一滑动块和第二滑动块，将活塞杆插入第二滑动块中，使滑板沿着固定板向下移动，第一滑动块对第一滑动块上的传送带进行拉扯，使第二滑动块相对于滑板移动，带动第二滑动块上的活塞杆向下移动；其中，不完全啮合轮的对应缺口的位置与滑板滑动，并通过啮合板，从而使夹持板移动夹持固定第二滑动块上的活塞杆，本申请通过传送带的配合，实现活塞杆同步下移和固定夹持，该方式结构简单、操作方便。
This invention discloses a piston rod processing device for hydraulic cylinder production, used for grinding the outer surface of a cylindrical piston rod. The device includes a machine tool, a fixed plate, a fixing component, a sliding plate, a turntable, a conveyor belt, a first sliding block and a second sliding block, a partially engaged wheel, a notch, a meshing plate, a threaded rod, a clamping plate, and a clamping component. The fixing component presses against and fixes the conveyor belt to the first and second sliding blocks. The piston rod is inserted into the second sliding block, causing the sliding plate to move downwards along the fixed plate. The first sliding block pulls the conveyor belt on it, causing the second sliding block to move relative to the sliding plate, thus moving the piston rod on the second sliding block downwards. The notch of the partially engaged wheel slides with the sliding plate, and through the meshing plate, the clamping plate moves to clamp and fix the piston rod on the second sliding block. This application achieves synchronous downward movement and fixed clamping of the piston rod through the cooperation of the conveyor belt. This method is simple in structure and convenient to operate.
Description
Technical Field
The invention relates to the technical field of piston rod grinding machine tool structures, in particular to a piston rod machining device for hydraulic cylinder production.
Background
The hydraulic cylinder piston rod is an important component of the cylinder, plays a vital role in the working performance and the service life of the cylinder, and the processing process flow of the piston rod mainly comprises the steps of blanking, rough turning, heat treatment, finish turning, grinding, polishing and the like.
The prior device for machining the surface of the cylinder piston rod of the bending machine, which has the publication number CN118848691A, relates to the technical field of piston rod machining, and comprises a support base, a support base plate, a mounting plate and a compression sliding seat, wherein stroke grooves are formed in the front side and the rear side of the support base, and pushing pieces are slidably arranged in the stroke grooves. The polishing of the clamping part of the piston rod is synchronously completed when the non-clamping part of the piston rod is polished, and the piston rod can be clamped and positioned in the vertical and horizontal directions in advance when the surface of the piston rod is pre-polished, so that the comprehensiveness, stability and convenience of polishing and polishing are ensured, and the problem that the clamped part of the piston rod cannot be well polished, so that the polished piston rod still has the non-polished part and needs subsequent reworking is solved.
When the existing piston rod (such as a transmission shaft, a valve rod and the like, and the bottom of the piston rod is of a non-complete cylindrical structure) processing machine tool is used, a clamping workpiece is moved away through a travel groove and a pushing piece, then the clamping workpiece is opened, the piston rod is clamped and fixed by the clamping workpiece, and finally the clamping workpiece of the fixed piston rod is moved, so that polishing movement is performed.
Therefore, we propose a piston rod processing device for hydraulic cylinder production.
Disclosure of Invention
The invention aims to provide a piston rod machining device for hydraulic cylinder production, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the invention provides a piston rod processing device for hydraulic cylinder production, which comprises a machine tool, wherein a fixed plate is fixedly connected inside the machine tool;
The device comprises a fixed piece and a sliding plate in sliding fit with the fixed plate, wherein two ends of the sliding plate are rotationally connected with turntables, a conveyor belt is connected between the two turntables in a transmission way, a first sliding block and a second sliding block are in sliding fit with the conveyor belt through the fixed piece, an incomplete meshing wheel in sliding fit with the sliding plate is rotationally connected with the second sliding block, a notch is formed in the incomplete meshing wheel, and a meshing plate meshed with the incomplete meshing wheel is fixedly embedded on the sliding plate;
The end part of the threaded rod is connected with a clamping plate, the clamping plate is used for clamping a piston rod penetrating through the second sliding block, and the incomplete meshing wheel is provided with a clamping piece for driving the clamping plate to clamp the piston rod;
The movable block is connected with a grinding block in a rotating mode through the power piece, a grinding hole is formed in the middle of the grinding block in a penetrating mode, and the inner wall of the grinding hole is matched with the outer surface of the piston rod in a grinding mode.
Preferably, the fixing piece comprises an inserting rod and a first telescopic cylinder, the first telescopic cylinder is fixedly connected with the first sliding block and the second sliding block, the telescopic end of the first telescopic cylinder is fixedly connected with the inserting rod, the two inserting rod ends are respectively inserted into the first sliding block and the second sliding block and fixedly connected with an arc-shaped pressing plate, the arc-shaped pressing plate is in press fit with the conveying belt, and the first sliding block is fixedly connected with the fixing plate.
Preferably, the sliding plate is in sliding fit with the fixed plate, a second telescopic cylinder is fixedly connected to the fixed plate, and the telescopic end of the second telescopic cylinder is fixedly connected with the end part of the sliding plate.
Preferably, the second sliding block is provided with an avoidance groove, the incomplete meshing wheel is located in the avoidance groove, and the second sliding block is in sliding fit with the sliding plate and the fixed plate simultaneously.
Preferably, the clamping piece comprises a threaded sleeve fixedly communicated with the middle part of the incomplete meshing wheel, the threaded sleeve is in threaded connection with the threaded rod, and a limiting piece for enabling the threaded rod to move is arranged in the second sliding block.
Preferably, the limiting piece comprises a rectangular rod fixedly connected with the inside of the second sliding block, and the rectangular rod is movably inserted into the threaded rod.
Preferably, two matching plates are rotatably connected in the second sliding block through torsion spring rods, and the matching plates and the clamping plates act on the piston rods simultaneously.
Preferably, the power piece comprises a motor fixedly connected with the movable block, an output shaft of the motor is fixedly connected with a gear meshed with the grinding block, a limit ring plate fixedly connected with the side surface of the grinding block and used for rotating in the movable block, and an adjusting piece used for adjusting the contact distance between the grinding hole and the piston rod is arranged on the machine tool.
Preferably, the adjusting piece comprises a third telescopic cylinder fixedly connected with the bottom of the machine tool, the telescopic end of the third telescopic cylinder is fixedly connected with the movable block, and the movable block is fixedly connected with a limiting rod movably inserted into the bottom of the machine tool.
Compared with the prior art, the invention has the beneficial effects that:
The first sliding block and the second sliding block which can be adjusted to move are pressed and fixed with the conveyor belt, a piston rod is inserted into the second sliding block, the sliding plate moves downwards along the fixed plate to drive the two turntables to move downwards synchronously, and the conveyor belt on the first sliding block is pulled due to the fixed position of the first sliding block, so that the turntables rotate automatically, the conveyor belt is driven, the second sliding block moves relative to the sliding plate, and the piston rod on the second sliding block is driven to move downwards;
Wherein, the position of the corresponding notch of the incomplete meshing wheel slides with the sliding plate in the process of moving the second sliding block along the sliding plate, the incomplete meshing wheel cannot rotate, and when the incomplete meshing wheel rotates under the action of the meshing plate, the application realizes the synchronous downward movement and the fixed clamping of the piston rod through the cooperation of the conveyor belt, and the mode has simple structure and convenient operation;
The second telescopic cylinder is further started to enable the piston rod to move downwards further, and the positions of the piston rod and the grinding hole are switched, so that the piston rod is ground comprehensively.
The first sliding block and the second sliding block are adjustable and are pressed and fixed with the conveyor belt and matched with the fixing piece, so that the downward moving distance of the piston rod is flexibly changed, and the applicability of the device is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the inside of the machine tool of the present invention;
FIG. 3 is a schematic diagram of the cooperation structure between the fixed plate and the movable block according to the present invention;
FIG. 4 is a schematic side view of the mating structure between the fixed plate and the movable block of the present invention;
FIG. 5 is a schematic left view of the fitting structure between the fixed plate and the movable block of the present invention;
FIG. 6 is a schematic diagram of a split structure of a power member according to the present invention;
FIG. 7 is a schematic view of the split structure of the piston rod and the grinding block of the present invention;
FIG. 8 is a schematic view of a detachable structure of a fixing plate and a sliding plate according to the present invention;
FIG. 9 is a schematic cross-sectional view of a fixing plate according to the present invention;
FIG. 10 is a schematic view of the mating structure of the fixing plate, the first slider and the slide plate according to the present invention;
FIG. 11 is a schematic view of the structure of the fixed plate, the first slider and the sliding plate;
FIG. 12 is a schematic view showing a first slider and a conveyor belt in a split structure according to the present invention;
FIG. 13 is a schematic cross-sectional view of a second slider according to the present invention;
FIG. 14 is a schematic view of a split structure of a turntable and a skateboard of the present invention;
FIG. 15 is a schematic view of a split structure of the incomplete meshing wheel and the second slider of the present invention;
FIG. 16 is a schematic view of the mating structure of the incomplete meshing wheel with the skateboard and the meshing plate of the present invention;
FIG. 17 is a schematic cross-sectional view of the movable block of FIG. 4 according to the present invention;
FIG. 18 is a schematic view of the piston rod of the present invention and the cooperating structure of the movable block, grinding block and retainer plate in cross section;
Fig. 19 is a schematic diagram showing the split structure of the movable block, the piston rod, the grinding block and the retainer plate according to the present invention.
The device comprises a machine tool, a fixed plate, a sliding plate, a rotary plate, a conveyor belt, a first sliding block, a second sliding block, an incomplete meshing wheel, a gear, a notch, a meshing plate, a threaded rod, a clamping plate, a movable block, a grinding hole, a 16 inserting rod, a 17 first telescopic cylinder, a 18 arc-shaped pressing plate, a 19 second telescopic cylinder, a 20 avoiding groove, a 21 threaded sleeve, a 22 rectangular rod, a 23 matching plate, a 24 motor, a 25 gear, a 26 limiting ring plate, a 27 third telescopic cylinder and a 28 limiting rod.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-19, the invention provides a piston rod processing device for hydraulic cylinder production, which comprises a machine tool 1, wherein a fixed plate 2 is fixedly connected inside the machine tool 1;
compared with the traditional piston rod which needs to polish the whole arc surface by 360 degrees, the piston rod with the structure of a transmission shaft, a valve rod and the like only needs to ensure that one side contacted with another part has high precision/smoothness, and the other side can keep an original state because of no matching requirement;
It is noted that the application can also be used to polish only the surface of the partially hardened layer after the partial quenching or carburizing treatment to avoid damaging the internal metallographic structure.
The device also comprises a fixing piece and a sliding plate 3 in sliding fit with the fixing plate 2, wherein two ends of the sliding plate 3 are rotationally connected with rotary tables 4, a conveying belt 5 (the conveying belt 5 can be of an inelastic rope structure such as a steel wire rope and a chain) is in transmission connection with the rotary tables 4, a first sliding block 6 and a second sliding block 7 are in sliding fit with the conveying belt 5 through the fixing piece, an incomplete meshing wheel 8 in sliding fit with the sliding plate 3 is rotationally connected with the second sliding block 7, a notch 9 is formed in the incomplete meshing wheel 8, and a meshing plate 10 meshed with the incomplete meshing wheel 8 is fixedly embedded on the sliding plate 3;
The threaded rod 11 is in threaded connection with the central shaft of the incomplete meshing wheel 8, the end part of the threaded rod 11 is connected with the clamping plate 12, the clamping plate 12 is used for clamping a piston rod penetrating through the second sliding block 7, and the incomplete meshing wheel 8 is provided with a clamping piece for driving the clamping plate 12 to clamp the piston rod;
the power piece and the movable block 13 sliding at the bottom of the machine tool 1, wherein the movable block 13 is rotationally connected with the grinding block 14 through the power piece, the middle part of the grinding block 14 is provided with a grinding hole 15 in a penetrating way, and the inner wall of the grinding hole 15 is in grinding fit with the outer surface of the piston rod;
the processing method of the application is as follows:
the first sliding block 6 is pressed and fixed with the conveyor belt 5 through a fixing piece on the first sliding block 6, wherein the first sliding block 6 is connected and fixed with the fixed plate 2, the second sliding block 7 is pressed and fixed with the conveyor belt 5 through a fixing piece on the second sliding block 7, and the second sliding block 7 can slide along the fixed plate 2;
Step two, inserting a piston rod into the second sliding block 7, and primarily propping the piston rod in the second sliding block 7 through two matching plates 23, wherein the piston rod cannot be separated from the second sliding block 7;
Step three, starting a second telescopic cylinder 19 to enable the sliding plate 3 to move downwards along the fixed plate 2, driving the two turntables 4 to move downwards synchronously, and because the position of the first sliding block 6 is fixed, pulling the conveyor belt 5 on the first sliding block 6 to enable the turntables 4 to rotate, so that the conveyor belt 5 is driven, enabling the second sliding block 7 to move relative to the sliding plate 3, and driving the piston rod on the second sliding block 7 to move downwards;
When the second sliding block 7 moves along the sliding plate 3, the position of the corresponding notch 9 of the incomplete meshing wheel 8 slides with the sliding plate 3, the incomplete meshing wheel 8 cannot rotate, when the incomplete meshing wheel 8 contacts with the meshing plate 10, the incomplete meshing wheel 8 rotates under the action of the meshing plate 10, so that the threaded sleeve 21 is driven to synchronously rotate, the threaded rod 11 horizontally moves (the threaded rod 11 does not rotate) under the action of the limiting piece, and the clamping plate 12 synchronously moves and is matched with the matching plate 23 to clamp and fix a piston rod on the second sliding block 7;
The second telescopic cylinder 19 continues to move, so that the position of the incomplete meshing wheel 8 corresponding to the other notch 9 slides with the sliding plate 3, the incomplete meshing wheel 8 cannot rotate, clamping of the clamping plate 12 on the piston rod is guaranteed, and the second telescopic cylinder 19 is stopped after the fixed piston rod moves into the grinding hole 15;
Step four, the contact distance between the grinding hole 15 and the piston rod is adjusted through an adjusting piece, the grinding block 14 rotates through a power piece, and the fixed piston rod is ground;
And fifthly, further starting the second telescopic cylinder 19 to enable the piston rod to move downwards further, and switching the positions of the piston rod and the grinding hole 15, so that the piston rod is ground comprehensively.
The fixing piece comprises an inserting rod 16 and a first telescopic cylinder 17, the first telescopic cylinder 17 is fixedly connected with the first sliding block 6 and the second sliding block 7, the telescopic end of the first telescopic cylinder 17 is fixedly connected with the inserting rod 16, the end parts of the two inserting rods 16 are respectively inserted into the first sliding block 6 and the second sliding block 7 and are fixedly connected with an arc-shaped pressing plate 18, the arc-shaped pressing plate 18 is in press fit with the conveying belt 5, and the first sliding block 6 is fixedly connected with the fixing plate 2;
by starting the first telescopic cylinder 17, the inserting rod 16 is moved to drive the arc-shaped pressing plate 18 to move, so that the positions of the first sliding block 6 and the second sliding block 7 and the conveying belt 5 are adjusted, the first sliding block 6 and the second sliding block 7 are fixed with the conveying belt 5, the conveying belt 5 on the first sliding block 6 is involved, the turntable 4 rotates while the turntable 4 moves downwards under the sliding of the sliding plate 3, the conveying belt 5 enables the second sliding block 7 to move relative to the sliding plate 3, and therefore the clamped piston rod on the second sliding block 7 moves downwards into the grinding hole 15, the operation of a subsequent power piece is facilitated, and the fixed piston rod is ground.
The slide plate 3 and the fixed plate 2 sliding fit, fixedly connected with second telescopic cylinder 19 on the fixed plate 2, the flexible end and the slide plate 3 end connection of second telescopic cylinder 19 are fixed, through the flexible of second telescopic cylinder 19, make slide plate 3 slide along fixed plate 2, because first sliding block 6 fixed position, and make first sliding block 6 be connected fixedly with conveyer belt 5 through the mounting, thereby make slide plate 3, second sliding block 7 move down, thereby drive the piston rod to grinding hole 15 and remove, and incomplete meshing wheel 8 moves and contacts meshing board 10, and under the effect of meshing board 10, make incomplete meshing wheel 8 autorotation, thereby accomplish the centre gripping of grip block 12 to the piston rod fixed.
The second sliding block 7 is provided with the avoidance groove 20, the incomplete meshing wheel 8 is positioned in the avoidance groove 20, the second sliding block 7 is simultaneously in sliding fit with the sliding plate 3 and the fixed plate 2, and the sliding stability of mutual sliding is ensured through the sliding fit between the sliding plate 3 and the fixed plate 2 and the second sliding block 7.
The clamping piece comprises a threaded sleeve 21 communicated and fixed with the middle part of the incomplete meshing wheel 8, the threaded sleeve 21 is in threaded connection with the threaded rod 11, a limiting piece for enabling the threaded rod 11 to move is arranged in the second sliding block 7, the limiting piece comprises a rectangular rod 22 fixedly connected with the inside of the second sliding block 7, and the rectangular rod 22 is movably inserted into the threaded rod 11;
When the second sliding block 7 moves relative to the sliding plate 3, under the action of the engaging plate 10, the incompletely engaged wheel 8 rotates in the avoidance groove 20, so that the threaded sleeve 21 rotates, under the action of the rectangular rod 22, the threaded rod 11 slides along the rectangular rod 22, so that the threaded rod 11 moves along the threaded sleeve 21, the threaded rod 11 cannot rotate, the threaded rod 11 moving in the second sliding block 7 drives the clamping plate to synchronously move, the piston rod is pressed, the piston rod is firmly clamped by combining with the cooperation of the matching plate 23, and the outer surface of the piston rod is conveniently ground by the rotating grinding block 14.
Two matching plates 23 are rotatably connected in the second sliding block 7 through torsion spring rods, the matching plates 23 and the clamping plates 12 act on the piston rods simultaneously, the piston rods inserted into the second sliding block 7 are initially fixed through the torsion spring rods, the piston rods are prevented from sliding off from the second sliding block 7, and the piston rods are clamped by the matching of the subsequent clamping plates 12 and the matching plates 23.
The power part comprises a motor 24 fixedly connected with the movable block 13, a gear 25 meshed with the grinding block 14 is fixedly connected with an output shaft of the motor 24, a limit ring plate 26 which rotates in the movable block 13 is fixedly connected with the side surface of the grinding block 14, and an adjusting part for adjusting the contact distance between the grinding hole 15 and the piston rod is arranged on the machine tool 1;
the inner wall of the grinding hole 15 is contacted with the outer surface of the piston rod through the adjusting piece, the motor 24 is started to drive the gear 25 to rotate in situ in the movable block 13, so as to drive the grinding block 14 to rotate, the grinding hole 15 rotates, and the outer surface of the piston rod is polished;
Wherein, the stable rotation of the grinding block 14 is ensured by the limit ring plate 26, and the friction contact between the teeth on the outer surface of the grinding block 14 and the inner wall of the movable block 13 is avoided, so that the grinding block 14 is only meshed and matched with the gear 25;
Wherein, the movable block 13 is provided with a baffle plate to prevent grinding dust of the piston rod from entering the motor 24.
The adjusting piece comprises a third telescopic cylinder 27 fixedly connected with the bottom of the machine tool 1, the telescopic end of the third telescopic cylinder 27 is fixedly connected with the movable block 13, and the movable block 13 is fixedly connected with a limiting rod 28 movably inserted into the bottom of the machine tool 1;
The movable block 13 is driven to horizontally move by the expansion and contraction of the third expansion and contraction cylinder 27, so that the positions of the motor 24, the gear 25, the grinding block 14 and the limiting ring plate 26 are driven to move, the grinding block 14 is adjusted in position, the position of the grinding hole 15 is changed, the distance between the inner wall of the grinding hole 15 and the clamped and fixed piston rod is adjusted, the grinding degree of the piston rod is adjusted, and the movable block 13 is stably moved by the limiting rod 28;
That is, the diameter of the grinding hole 15 is larger than that of the piston rod, so that the piston rod is easily inserted into the grinding hole 15, the inner wall of the grinding block 14 is not in contact with the outer surface of the piston rod, when the piston rod needs to be ground, the movable block 13 is driven to horizontally move by the expansion and contraction of the third telescopic cylinder 27, the inner wall of the grinding hole 15 is in contact with the outer surface of the piston rod, and the contact depth of the inner wall of the grinding hole 15 and the outer surface of the piston rod is gradually adjusted along with the grinding degree, so that the grinding depth is ensured.
It should be noted that in the present application, the number of power members is plural, and the size of the grinding holes 15 on each power member is different, so as to adapt to piston rods with different sizes.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202510411468.8A CN120055914B (en) | 2025-04-02 | 2025-04-02 | Piston rod processingequipment is used in hydraulic cylinder production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202510411468.8A CN120055914B (en) | 2025-04-02 | 2025-04-02 | Piston rod processingequipment is used in hydraulic cylinder production |
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| Publication Number | Publication Date |
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| CN120055914A CN120055914A (en) | 2025-05-30 |
| CN120055914B true CN120055914B (en) | 2026-01-20 |
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| CN113390871B (en) * | 2021-06-04 | 2022-07-12 | 青岛市产品质量检验研究院(青岛市产品质量安全风险监测中心) | A kind of fixed clamping device for graphene detection |
| CN113953931B (en) * | 2021-09-27 | 2022-12-23 | 株洲时代新材料科技股份有限公司 | Automatic polishing and cleaning platform for inner hole of connecting rod piece and polishing and cleaning method thereof |
| CN219484913U (en) * | 2023-04-27 | 2023-08-08 | 青岛众高机械有限公司 | Boring cutter clamp structure of numerical control machine tool |
| CN220312859U (en) * | 2023-06-12 | 2024-01-09 | 安徽宝隽机车部件有限公司 | Piston rod grinding device |
| CN118081521A (en) * | 2024-02-27 | 2024-05-28 | 太仓三本传动机械有限公司 | Shaft sleeve combined machining device and machining method thereof |
| CN119407659A (en) * | 2024-12-24 | 2025-02-11 | 湖州炜炎环保科技股份有限公司 | A high-efficiency grinding device for processing paper runner tubes |
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2025
- 2025-04-02 CN CN202510411468.8A patent/CN120055914B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN214685603U (en) * | 2021-04-13 | 2021-11-12 | 天津市双盈盛制管有限公司 | Inner wall grinding device is used in steel pipe production |
| CN222199907U (en) * | 2024-05-11 | 2024-12-20 | 杰诚(湖州)智能制造有限公司 | Grinding device is used in industrial robot spare part production |
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