CN112045620A

CN112045620A - Hydraulic cylinder body assembling workbench with positioning structure

Info

Publication number: CN112045620A
Application number: CN202010903432.9A
Authority: CN
Inventors: 谭宇岐; 铁钟; 铁美珍
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-01
Filing date: 2020-09-01
Publication date: 2020-12-08

Abstract

The invention relates to the technical field of hydraulic cylinders, in particular to a hydraulic cylinder body assembling workbench with a positioning structure. It includes the workstation at support frame and support frame top, and the workstation includes at least: the fixed frame, the fixed frame is close to the both sides wall of inner chamber bottom and has all been seted up the kerve, the spout has all been seted up to fixed frame both sides wall, the backup pad, a plurality of through-holes have been seted up to equidistant backup pad top, positioner is located the backup pad top, positioner includes the fixed plate, the shifting chute of two symmetries is seted up at the fixed plate top, the inside slip of shifting chute is provided with fixing device, dust extraction includes the suction box, suction box inner chamber bottom inlays and is equipped with the air exhauster, put the thing device, it is including placing the case to put the thing device, it is provided with and places the cabinet to place the incasement portion slip, the pneumatic cylinder body can be fixed a position the invention, can collect the dust.

Description

Hydraulic cylinder body assembling workbench with positioning structure

Technical Field

The invention relates to the technical field of hydraulic cylinders, in particular to a hydraulic cylinder body assembling workbench with a positioning structure.

Background

The hydraulic cylinder is a hydraulic actuator which converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or swinging motion). It has simple structure and reliable operation. When the reciprocating motion is realized by using the reciprocating motion device, a speed reducing device can be omitted, no transmission gap exists, and the reciprocating motion is stable, so that the reciprocating motion device is widely applied to hydraulic systems of various machines;

need be with the help of the workstation in pneumatic cylinder body equipment process, but present workstation does not have pneumatic cylinder body positioner, can fix a position the pneumatic cylinder fixedly, the equipment of being not convenient for is stable, need punch to the cylinder body outer wall at equipment pneumatic cylinder body in-process, can produce a large amount of dusts when punching and fly away in the air, harm staff's health, and need use the spanner in the equipment process, pliers, hardware and tools such as screw, but present workstation does not have the thing device, the placement tool of being not convenient for, the practicality is not strong.

Disclosure of Invention

The invention aims to provide a hydraulic cylinder body assembling workbench with a positioning structure, so as to solve the problems in the background technology.

In order to achieve the above object, the present invention provides a hydraulic cylinder body assembling workbench with a positioning structure, which comprises a support frame and a workbench on top of the support frame, wherein the workbench at least comprises:

the fixing frame is provided with pull grooves on two side walls close to the bottom of the inner cavity, sliding grooves are formed on two side walls of the fixing frame, and the sliding grooves are located above the pull grooves;

the supporting plate is arranged inside the pull groove in a sliding mode, and a plurality of through holes are formed in the top of the supporting plate at equal intervals;

when the supporting plate is used specifically, the supporting plate is pulled to enable two sides of the supporting plate to slide in the pull groove, the supporting plate can be pulled out from the inside of the fixing frame, the end part of the supporting plate is aligned to the pull groove, the supporting plate is pushed to be located at the bottom of the positioning device in the fixing frame, and therefore the supporting plate is convenient to install;

the positioning device is positioned at the top of the supporting plate and comprises a fixed plate, two side walls of the fixed plate are provided with sliding blocks, the sliding blocks are arranged in the sliding grooves in a sliding mode, the top of the fixed plate is provided with two symmetrical moving grooves, a screw rod is arranged in each moving groove in a rotating mode, a fixing device is arranged in each moving groove in a sliding mode and comprises a positioning clamp plate, an anti-skidding pad is arranged on the inner surface of each positioning clamp plate, a moving plate is arranged at the bottom of each positioning clamp plate, and the moving plate is in threaded fit connection with the outer wall of the screw rod;

when the positioning device is used specifically, the hydraulic cylinder body is placed between the two fixing devices, then the screw rod is rotated, the moving plate slides along the threads on the outer wall of the screw rod, the moving plate slides in the moving groove, the positioning clamping plates are driven to slide, the two positioning clamping plates slowly approach to the outer wall of the hydraulic cylinder body, the two positioning clamping plates tightly clamp the hydraulic cylinder body, the hydraulic cylinder body can be effectively fixed and positioned, and stable assembly is guaranteed;

the dust collection device comprises a dust collection box, the dust collection box is communicated with the inside of the through hole, a cleaning door is hinged to an opening at the end part of the dust collection box, and an exhaust fan is embedded in the bottom of an inner cavity of the dust collection box;

when the dust collection device is used specifically, when the hydraulic cylinder body is punched and assembled, the exhaust fan is connected with a power supply to work, dust generated during punching is sucked into the dust collection box from the through hole by the exhaust fan, and the dust is stored in the dust collection box;

the storage device comprises a storage box, a connecting plate is arranged on the surface, close to the top, of the storage box, the end part of the connecting plate is fixedly arranged on the outer wall, close to the top, of the fixing frame, a storage cabinet is arranged in the storage box in a sliding mode, a partition plate is arranged in the storage cabinet and used for dividing the interior of the storage cabinet into two spaces;

the thing device of putting of this embodiment when specifically using will place the cabinet from placing the incasement portion roll-off, can separate into the cabinet of placing in two spaces at the division board the instrument classification that equipment pneumatic cylinder body need use inside, stores the instrument, and the practicality is stronger, when not using, will place the cabinet and slide in and place incasement portion, prevents dust to the instrument of placing the cabinet inside and store.

As a further improvement of the technical scheme, the inner cavity of the support frame is provided with a placing plate, the fixing frame is located at the top of the placing plate, and the bottom of the support frame is close to the corners and is provided with supporting legs.

As a further improvement of the technical scheme, the end part of the supporting plate is fixedly provided with a pull ring, the outer wall of the pull ring is sleeved with an anti-skidding sleeve, and the outer wall of the anti-skidding sleeve is provided with a plurality of anti-skidding bulges.

As a further improvement of the technical scheme, the end parts of the two screw rods are fixedly provided with first bevel gears, and the first bevel gears are rotatably arranged inside the fixing plate.

As a further improvement of the technical scheme, a second bevel gear is meshed and connected between the first bevel gears, a rotating rod is fixedly arranged at the end part of the second bevel gear, and the end part of the rotating rod rotates and extends out of the inner part of the fixing plate and is connected with a rotating handle.

As a further improvement of the technical scheme, the inner walls of the two sides of the dust collection box are provided with rotating grooves, the rotating grooves are internally and rotatably provided with screw rods, and the outer walls of the screw rods are in threaded connection with a cleaning device.

As a further improvement of the technical scheme, the cleaning device comprises a scraper, the outer wall of the scraper is tightly attached to the inner wall of the dust collection box, movable plates are fixedly arranged on the two side walls of the scraper, and the movable plates are in threaded fit connection with the outer wall of the screw rod.

As a further improvement of the technical scheme, the end parts of the screw rods rotate to extend out the dust collection box is internally connected with belt discs, a belt is arranged between the belt discs, and the end parts of the belt discs are fixedly provided with rotary discs.

As a further improvement of the technical scheme, the placing cabinet is matched with the inner size of the placing box, and convex plates are arranged on two side walls of the placing cabinet close to the top.

As a further improvement of the technical scheme, electric push rods are embedded at the tops of the placing boxes close to the edges of the two sides, and the tops of piston rods of the electric push rods are respectively and fixedly connected with the bottoms of the convex plates.

Compared with the prior art, the invention has the beneficial effects that:

1. in this pneumatic cylinder body equipment workstation with location structure, through setting up positioner, put the pneumatic cylinder body between two fixing device, rotate the screw rod, make the movable plate slide along the screw rod outer wall, make two location splint slowly be close to the pneumatic cylinder body, the tight pneumatic cylinder body of location splint clamp makes the pneumatic cylinder body location fixed, can guarantee the stability of equipment, guarantee packaging efficiency.

2. In this pneumatic cylinder body equipment workstation with location structure, through setting up dust extraction, when punching the equipment to the pneumatic cylinder body, inside the dust suction box was inhaled from the through-hole to the dust that produces when punching by the air exhauster, stored the dust, avoided the dust to float not only to damage the staff healthy in the air, still air pollution.

3. In this pneumatic cylinder body equipment workstation with location structure, put the thing device through setting up, when using, drive the flange by electric putter piston rod and shift up, make and place the cabinet roll-off and place incasement portion, can put the instrument that equipment pneumatic cylinder body need use inside placing the cabinet, make things convenient for placement tool, the practicality is stronger.

Drawings

FIG. 1 is a schematic view of an overall assembly structure of embodiment 1;

FIG. 2 is a schematic view of the supporting frame of embodiment 1;

FIG. 3 is a schematic view of the structure of a stage according to embodiment 1;

fig. 4 is a schematic view of the structure of the fixing frame of embodiment 1;

FIG. 5 is a schematic view of the structure of a support plate according to embodiment 1;

FIG. 6 is a schematic structural view of a positioning device according to embodiment 1;

FIG. 7 is an exploded view of the fixing plate of embodiment 1;

FIG. 8 is a schematic view of the structure of a fixing device according to embodiment 1;

FIG. 9 is a schematic view showing the structure of the dust collecting apparatus according to embodiment 1;

FIG. 10 is a schematic view showing the construction of the cleaning apparatus according to embodiment 1;

fig. 11 is an exploded view of the placement device according to embodiment 1;

fig. 12 is a schematic structural view of the storage cabinet of embodiment 1.

The various reference numbers in the figures mean:

1. a support frame; 11. placing the plate; 12. supporting legs;

2. a work table;

21. a fixing frame; 211. groove drawing; 212. a chute;

22. a support plate; 221. a through hole; 222. a pull ring; 2221. an anti-slip sleeve; 2222. anti-skid projections;

23. a positioning device; 231. a fixing plate; 2310. a moving groove; 2311. a screw; 2312. a first bevel gear; 2313. a second bevel gear; 2314. a rotating rod; 2315. turning the hand; 232. a slider; 233. a fixing device; 2331. positioning the clamping plate; 2332. moving the plate; 234. a non-slip mat;

24. a dust collection device; 241. a dust collection box; 2410. cleaning the door; 242. rotating the groove; 243. a screw rod; 244. a belt pulley; 245. a belt; 246. a turntable; 247. an exhaust fan; 248. a cleaning device; 2481. a squeegee; 2482. a movable plate;

25. a placement device; 251. placing a box; 2510. a connecting plate; 252. an electric push rod; 253. a placing cabinet; 2530. a partition plate; 254. a convex plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Example 1

Referring to fig. 1 to 12, the present embodiment provides a hydraulic cylinder body assembling workbench with a positioning structure, including a supporting frame 1 and a workbench 2 on the top of the supporting frame 1, where the workbench 2 at least includes:

the fixing frame 21 is provided with pull grooves 211 on two side walls of the fixing frame 21 close to the bottom of the inner cavity, the pull grooves 211 are used for limiting the supporting plate 22, the sliding grooves 212 are formed on two side walls of the fixing frame 21, the sliding grooves 212 are used for limiting the positioning device 23, and the sliding grooves 212 are located above the pull grooves 211;

the supporting plate 22 is arranged inside the pull groove 211 in a sliding mode, a plurality of through holes 221 are formed in the top of the supporting plate 22 at equal intervals, and through the arrangement of the through holes 221, dust generated by punching can conveniently penetrate through the through holes 221 when the hydraulic cylinder body is punched;

when the support plate 22 of the embodiment is used specifically, the support plate 22 is pulled to enable two sides of the support plate 22 to slide in the pull groove 211, the support plate 22 can be pulled out from the inside of the fixed frame 21, so that the support plate 22 can be cleaned conveniently, after the support plate 22 is cleaned, the end part of the support plate 22 is aligned to the pull groove 211, the support plate 22 is pushed, the support plate 22 is located at the bottom of the positioning device 23 in the fixed frame 21, and the support plate 22 is convenient to install;

the positioning device 23 is positioned at the top of the supporting plate 22, the positioning device 23 comprises a fixing plate 231, two side walls of the fixing plate 231 are respectively provided with a sliding block 232, the sliding blocks 232 are arranged in the sliding grooves 212 in a sliding manner, two symmetrical moving grooves 2310 are formed in the top of the fixing plate 231, a screw 2311 is arranged in each moving groove 2310 in a rotating manner, a fixing device 233 is arranged in each moving groove 2310 in a sliding manner, each fixing device 233 comprises a positioning clamp plate 2331, a non-slip mat 234 is arranged on the inner surface of each positioning clamp plate 2331, each non-slip mat 234 is made of elastic rubber, friction between the non-slip mat 234 and the outer wall of each hydraulic cylinder body is increased when the non-slip mat 234 contacts the hydraulic cylinder body, the hydraulic cylinder body can be clamped more effectively by the subsequent;

when the positioning device 23 of this embodiment is used specifically, the cylinder body of the hydraulic cylinder is placed between the two fixing devices 233, and then the screw 2311 is rotated, so that the moving plate 2332 slides along the thread of the outer wall of the screw 2311, the moving plate 2332 slides inside the moving groove 2310, and the positioning clamp plates 2331 are driven to slide, so that the two positioning clamp plates 2331 slowly approach to the outer wall of the cylinder body of the hydraulic cylinder, and the two positioning clamp plates 2331 tightly clamp the cylinder body of the hydraulic cylinder, so that the cylinder body of the hydraulic cylinder can be effectively fixed and positioned, and stable assembly;

the dust collection device 24 comprises a dust collection box 241, the dust collection box 241 is communicated with the inside of the through hole 221, a cleaning door 2410 is hinged to an opening at the end of the dust collection box 241, the cleaning door 2410 is arranged to be sealed and located at the opening at the end of the dust collection box 241, dust can be effectively prevented from escaping out, the cleaning door 2410 is opened to conveniently clean the inside of the dust collection box 241 at any time, and an exhaust fan 247 is embedded at the bottom of an inner cavity of the dust collection box 241;

when the dust suction device 24 of the embodiment is used specifically, when the hydraulic cylinder body is punched and assembled, the suction fan 247 is powered on to work, dust generated during punching is sucked into the dust suction box 241 from the through hole 221 by the suction fan 247, and is stored in the dust suction box 241, so that the dust is prevented from floating in the air, not only the health of workers is damaged, but also the air is prevented from being polluted;

put thing device 25, put thing device 25 including placing case 251, place the surface that case 251 is close to the top and be provided with connecting plate 2510, connecting plate 2510 end fixing sets up the outer wall that is close to the top at fixed frame 21, places the inside slip of case 251 and is provided with and places cabinet 253, places the inside division board 2530 that is provided with of cabinet 253, and division board 2530 is used for will placing the inside two spaces that divide into of cabinet 253.

The thing device 25 of putting of this embodiment is when specifically using, will place cabinet 253 from placing the inside roll-off of case 251, can separate into the cabinet 253 inside placing of two spaces at division board 2530 the categorised placing of instrument that needs the use of equipment pneumatic cylinder body, and convenient placement tool stores the instrument, and the practicality is stronger, when not using, will place inside cabinet 253 slips into placing case 251, to placing the inside instrument of cabinet 253 and preventing dust and storing, avoid long-time dust influence life that falls.

Further, 1 inner chamber of support frame is provided with places board 11, and fixed frame 21 is located and places 11 tops of board, makes inside 1 of being located the support frame that fixed frame 21 can be stable, and 1 bottom of support frame all is provided with supporting leg 12 near the corner, supports support frame 1 by four supporting legs 12, guarantees the stability of bottom.

It is worth explaining, the fixed pull ring 222 that is provided with of backup pad 22 tip, pull ring 222 outer wall cover is equipped with antiskid cover 2221, be the rubber material through setting up antiskid cover 2221, wear-resisting corrosion resisting property is good, can effectual protection pull ring 222, increase life, antiskid cover 2221 outer wall is provided with a plurality of non-slip raised 2222, through setting up non-slip raised 2222, the frictional force between hand and antiskid cover 2221 has been increased, it skids when avoiding holding, conveniently hold pull ring 222 push-and-pull backup pad 22, make push-and-pull backup pad 22, it is lighter to make backup pad 22 slide in the kerve 211 inside, the practicality is stronger.

Further, the end portions of the two screws 2311 are both fixedly provided with a first bevel gear 2312, the first bevel gear 2312 is rotatably arranged inside the fixing plate 231, and when the first bevel gear 2312 rotates, the screws 2311 can be driven to rotate.

Specifically, a second bevel gear 2313 is engaged and connected between the two first bevel gears 2312, a rotating rod 2314 is fixedly arranged at the end of the second bevel gear 2313, a rotating handle 2315 is connected to the end of the rotating rod 2314, which rotates to extend out of the fixing plate 231, the rotating handle 2315 is held to rotate, the rotating rod 2314 is driven to rotate inside the fixing plate 231, the second bevel gear 2313 is driven to rotate, the two first bevel gears 2312 are driven to rotate in an engaged manner, the two screw rods 2311 rotate simultaneously, the two fixing devices 233 can conveniently slide inside the moving groove 2310 along threads on the outer wall of the screw rods 2311 simultaneously, and the operation is convenient.

Besides, the inner walls of the two sides of the dust collection box 241 are both provided with a rotating groove 242, the rotating groove 242 is internally provided with a screw rod 243 in a rotating way, the outer wall of the screw rod 243 is connected with a cleaning device 248 in a threaded way, the cleaning device 248 comprises a scraping plate 2481, the outer wall of the scraping plate 2481 is tightly attached to the inner wall of the dust collection box 241, the two side walls of the scraping plate 2481 are fixedly provided with movable plates 2482, the movable plates 2482 are in threaded fit connection with the outer wall, when the dust box 241 needs to be cleaned, the cleaning door 2410 is opened, the screw rod 243 is rotated, the movable plate 2482 slides along the threads on the outer wall of the screw rod 243 to drive the scraper 2481 to slide in the dust box 241, so that the outer wall of the scraper 2481 is tightly attached to the inner wall of the dust box 241, dust attached to the inner wall of the dust box 241 is scraped off, the dust is prevented from being adhered to the inner wall of the dust box 241 and is not convenient to clean, then, the dust is swept out of the dust collection box 241 through the opening of the cleaning door 2410, which is beneficial to cleaning the interior of the dust collection box 241.

Specifically, the belt pulleys 244 are connected to the ends of the two lead screws 243, extend out of the dust collection box 241, a belt 245 is arranged between the two belt pulleys 244, the end portions of the belt pulleys 244 are fixedly provided with the turntables 246, one of the turntables 246 is held to rotate to drive one of the belt pulleys 244 to rotate, the two belt pulleys 244 rotate simultaneously through the belt 245, then the two lead screws 243 rotate simultaneously in the rotary groove 242, the two lead screws 243 can rotate easily, and the operation is convenient.

Further, place cabinet 253 and place the inside size looks adaptation of case 251, can slide into placing the inside storage of case 251 placing cabinet 253, avoid placing the inside instrument ash that falls of cabinet 253 and influence life, place the both sides wall that cabinet 253 is close to the top and all be provided with flange 254, conveniently drive through setting up flange 254 and place cabinet 253 and place the inside slip of case 251.

Specifically, it inlays and is equipped with electric putter 252 to place the top that case 251 is close to both sides edge, two electric putter 252 piston rod tops difference two flange 254 bottoms of fixed connection, it reciprocates to drive flange 254 by electric putter 252 piston rod, make and place cabinet 253 and place the inside slip of case 251, when using, it places inside case 251 to drive to place cabinet 253 roll-off, can put the instrument that equipment pneumatic cylinder body need use inside placing cabinet 253, the practicality is stronger, when not using, it places inside cabinet 253 roll-in places case 251 to drive, store the instrument.

In this embodiment, the working principle of the electric push rod 252 is as known to those skilled in the art, the rotation of the motor drives the worm gear to transmit the rotation to the lead screw, the lead screw rotates to drive the nut to do linear motion, and the extended push rod part and the nut are fixed together, so that the push rod can do linear motion;

the suction fan 247 operates according to a principle known to those skilled in the art, and rotates a specially shaped vane to generate a pressure difference between two surfaces of the vane, so that air flows along the pressure difference, and air convection and negative pressure ventilation are performed.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a pneumatic cylinder body equipment workstation with location structure, including support frame (1) with workstation (2) at support frame (1) top, its characterized in that: the work-table (2) comprises at least:

the fixing frame (21), two side walls of the fixing frame (21) close to the bottom of the inner cavity are both provided with pull grooves (211), two side walls of the fixing frame (21) are both provided with sliding grooves (212), and the sliding grooves (212) are located above the pull grooves (211);

the supporting plate (22), the supporting plate (22) is arranged inside the pull groove (211) in a sliding mode, and a plurality of through holes (221) are formed in the top of the supporting plate (22) at equal intervals;

the positioning device (23) is positioned at the top of the supporting plate (22), the positioning device (23) comprises a fixing plate (231), two side walls of the fixing plate (231) are respectively provided with a sliding block (232), the sliding blocks (232) are arranged inside the sliding grooves (212) in a sliding manner, the top of the fixing plate (231) is provided with two symmetrical moving grooves (2310), a screw rod (2311) is arranged inside the moving groove (2310) in a rotating manner, a fixing device (233) is arranged inside the moving groove (2310) in a sliding manner, the fixing device (233) comprises a positioning clamping plate (2331), the inner surface of the positioning clamping plate (2331) is provided with a non-slip mat (234), the bottom of the positioning clamping plate (2331) is provided with a moving plate (2332), and the moving plate (2332) is in threaded fit connection with the outer wall of the screw;

the dust collection device (24) comprises a dust collection box (241), the dust collection box (241) is communicated with the inside of the through hole (221), a cleaning door (2410) is hinged to an opening at the end of the dust collection box (241), and an exhaust fan (247) is embedded at the bottom of an inner cavity of the dust collection box (241);

put thing device (25), put thing device (25) including placing case (251), it is provided with connecting plate (2510) to place the surface that case (251) is close to the top, connecting plate (2510) end fixing sets up fixed frame (21) is close to the outer wall at top, it is provided with to place inside the sliding of case (251) places cabinet (253), it is provided with division board (2530) to place inside cabinet (253), division board (2530) are used for with it separates into two spaces to place cabinet (253) inside.

2. The hydraulic cylinder block assembly table with positioning structure according to claim 1, characterized in that: the supporting frame is characterized in that a placing plate (11) is arranged in the inner cavity of the supporting frame (1), the fixing frame (21) is located at the top of the placing plate (11), and supporting legs (12) are arranged at the bottom of the supporting frame (1) and close to corners.

3. The hydraulic cylinder block assembly table with positioning structure according to claim 1, characterized in that: the anti-skidding support plate is characterized in that a pull ring (222) is fixedly arranged at the end of the support plate (22), an anti-skidding sleeve (2221) is sleeved on the outer wall of the pull ring (222), and a plurality of anti-skidding protrusions (2222) are arranged on the outer wall of the anti-skidding sleeve (2221).

4. The hydraulic cylinder block assembly table with positioning structure according to claim 1, characterized in that: the end parts of the two screw rods (2311) are respectively and fixedly provided with a first bevel gear (2312), and the first bevel gear (2312) is rotatably arranged inside the fixing plate (231).

5. The hydraulic cylinder block assembly table with positioning structure according to claim 4, characterized in that: a second bevel gear (2313) is meshed and connected between the two first bevel gears (2312), a rotating rod (2314) is fixedly arranged at the end part of the second bevel gear (2313), and a rotating handle (2315) is connected inside the rotating rod (2314) which rotatably extends out of the fixing plate (231).

6. The hydraulic cylinder block assembly table with positioning structure according to claim 1, characterized in that: the inner walls of two sides of the dust collection box (241) are provided with rotating grooves (242), screw rods (243) are arranged in the rotating grooves (242) in a rotating mode, and the outer walls of the screw rods (243) are in threaded connection with a cleaning device (248).

7. The hydraulic cylinder block assembly table with positioning structure according to claim 6, characterized in that: the cleaning device (248) comprises a scraper (2481), the outer wall of the scraper (2481) is tightly attached to the inner wall of the dust collection box (241), two side walls of the scraper (2481) are fixedly provided with movable plates (2482), and the movable plates (2482) are in threaded fit connection with the outer wall of the screw rod (243).

8. The hydraulic cylinder block assembly table with positioning structure according to claim 6, characterized in that: the two ends of the screw rods (243) extend out of the dust collection box (241) in a rotating mode, belt discs (244) are connected inside the dust collection box (241), a belt (245) is arranged between the belt discs (244), and rotating discs (246) are fixedly arranged at the ends of the belt discs (244).

9. The hydraulic cylinder block assembly table with positioning structure according to claim 1, characterized in that: the placing cabinet (253) is matched with the inner size of the placing box (251), and convex plates (254) are arranged on two side walls, close to the top, of the placing cabinet (253).

10. The hydraulic cylinder block assembly table with positioning structure according to claim 9, characterized in that: electric push rods (252) are embedded in the top, close to the edges of the two sides, of the placing box (251), and the tops of piston rods of the two electric push rods (252) are fixedly connected with the bottoms of the two convex plates (254) respectively.