CN217394511U

CN217394511U - Grinding device is used in processing of pneumatic cylinder piston rod

Info

Publication number: CN217394511U
Application number: CN202221336156.3U
Authority: CN
Inventors: 乔小飞; 杨传刚; 王永东; 郑钰熙
Original assignee: Jiyuan Jinqiu Heavy Machinery Co ltd
Current assignee: Jiyuan Jinqiu Heavy Machinery Co ltd
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-09-09
Anticipated expiration: 2032-05-31

Abstract

The utility model discloses a grinding device is used in processing of pneumatic cylinder piston rod relates to piston rod processing technology field, including the workstation with set up in the collecting vat of workstation upper surface, the both ends of workstation upper surface are fixedly connected with curb plate one and curb plate two respectively, the inside of curb plate one is rotated and is connected with the rotation axis, the second motor is installed to a side of workstation, and the second motor is connected with the rotation axis transmission, the one end fixedly connected with control box of rotation axis. It sets up through the cooperation between second motor, rotation axis, fixture, first electric putter, linkage piece and the ball, can carry out the centre gripping to the one end of piston rod fixedly, still promotes the linkage piece through first electric putter's flexible end and removes to make the ball support and lean on in the other end of piston rod, can be fixed in the piston rod and support among board and the ball, guaranteed the stability of piston rod under the clamping status, can not appear the phenomenon of piston rod off normal at the in-process of polishing.

Description

Grinding device is used in processing of pneumatic cylinder piston rod

Technical Field

The utility model relates to a piston rod processing technology field specifically is a grinding device is used in processing of pneumatic cylinder piston rod.

Background

The piston rod is a connecting component for supporting the piston to do work, most of the piston rod is applied to an oil cylinder and an air cylinder movement executing component, and the piston rod is a moving component with frequent movement and high technical requirement, taking the hydraulic oil cylinder as an example and comprising the following components: the cylinder barrel, the piston rod (oil cylinder rod), the piston and the end cover are formed, the quality of machining quality directly influences the service life and reliability of the whole product, the piston rod is high in machining requirement, the surface roughness requirement is Ra0.4-0.8 mu m, and the requirements on coaxiality and abrasion resistance are strict.

The piston rod is processed and need utilize grinding device to polish its surface, and present grinding device effect is not good when fixing the piston rod, leads to the piston rod to appear sliding easily when polishing, and then appears polishing the condemned condition of failure product, has increased the manufacturing cost of mill. Therefore, the grinding device for machining the piston rod of the hydraulic cylinder is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

One) technical problem to be solved

The utility model aims at providing a grinding device is used in hydraulic cylinder piston rod processing in order to compensate prior art not enough.

II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a grinding device is used in processing of pneumatic cylinder piston rod, includes the workstation and sets up the collecting vat in the workstation upper surface, the both ends difference fixedly connected with curb plate one and curb plate two of workstation upper surface, the inside of curb plate one is rotated and is connected with the rotation axis, the second motor is installed to a side of workstation, and the second motor is connected with the rotation axis transmission, the one end fixedly connected with control box of rotation axis, the inside of control box is provided with the fixture who is used for the centre gripping.

The clamping mechanism comprises a third motor, the third motor is installed on the upper surface of the control box, an output rotating shaft of the third motor is fixedly connected with a bidirectional lead screw, a moving groove is formed in the inner wall of the control box, two moving blocks are connected to the outer surface of the bidirectional lead screw in a threaded mode, the moving blocks are connected to the inside of the moving groove in a sliding mode, one end, far away from the moving groove, of each moving block is fixedly connected with a supporting plate, and a clamping block is fixedly connected to the supporting plate.

A first electric push rod is arranged on one side surface of the second side plate far away from the first side plate, the telescopic end of the first electric push rod penetrates through the second side plate and is fixedly connected with a linkage block, one side surface of the linkage block, which is far away from the first electric push rod, is rotatably connected with a ball, a fixed plate is arranged above the workbench, and two ends of the fixed plate are respectively and fixedly connected with the first side plate and the second side plate, a chute is arranged inside the fixed plate, a first motor is arranged on one side surface of the first side plate, an output rotating shaft of the first motor penetrates through the inner part of the first side plate and is fixedly connected with a one-way screw rod, and the one-way screw rod is rotationally connected inside the chute, the outer surface of the one-way screw rod is connected with a slide block through a thread, and the slider sliding connection is in the inside of spout, second electric putter is installed to the bottom surface of slider, second electric putter's flexible end fixedly connected with sanding block.

Furthermore, the upper surface of the polishing block is fixedly connected with two guide rods, two one ends of the guide rods, which are far away from the polishing block, penetrate through the inside of the sliding block and extend to the upper side of the sliding block, and the guide rods are connected with the sliding block in a sliding manner.

Furthermore, two the grip block side that is close to each other has all seted up anti-skidding line.

Furthermore, the output rotating shaft of the second motor is fixedly connected with a first belt pulley, the outer surface of the rotating shaft is fixedly connected with a second belt pulley, and the second belt pulley is in transmission connection with the first belt pulley through a belt.

Thirdly), the beneficial effects are as follows:

compared with the prior art, this grinding device for hydraulic cylinder piston rod processing possesses following beneficial effect:

the utility model discloses a second motor, the rotation axis, fixture, first electric putter, cooperation setting between linkage block and the ball, it is rotatory to drive two-way lead screw through the output pivot of third motor, can make two movable blocks at the inside mutual motion of shifting chute, and under the effect of grip block, can carry out the centre gripping to the one end of piston rod and fix, still flexible end through first electric putter promotes the linkage block and removes, and make the ball support and lean on the other end in the piston rod, can be fixed in the piston rod among backup plate and the ball, the stability of piston rod under the clamping state has been guaranteed, the phenomenon of piston rod off normal can not appear in the in-process of polishing.

Drawings

Fig. 1 is a perspective view of the left viewing angle of the present invention;

FIG. 2 is a perspective view of the right viewing angle of the present invention;

FIG. 3 is a cross-sectional view of the front view of the present invention;

fig. 4 is an enlarged schematic view of the structure at a in fig. 3 according to the present invention.

In the figure: 1. a work table; 2. collecting tank; 3. a first side plate; 4. a second side plate; 5. a rotating shaft; 6. a control box; 7. a clamping mechanism; 71. a third motor; 72. a bidirectional screw rod; 73. a moving groove; 74. a moving block; 75. a backup plate; 76. a clamping block; 8. a first electric push rod; 9. a linkage block; 10. a fixing plate; 11. a first motor; 12. a chute; 13. a one-way screw rod; 14. a slider; 15. a second electric push rod; 16. grinding blocks; 17. a guide bar; 18. a ball bearing; 19. a second motor.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-4, the utility model provides a technical solution: the utility model provides a grinding device is used in hydraulic cylinder piston rod processing, include workstation 1 and set up in the collecting vat 2 of 1 upper surface of workstation, the both ends of 1 upper surface of workstation are fixedly connected with curb plate one 3 and curb plate two 4 respectively, the inside of curb plate one 3 is rotated and is connected with rotation axis 5, second motor 19 is installed to a side of workstation 1, and second motor 19 is connected with rotation axis 5 transmission, second motor 19's output pivot fixedly connected with belt pulley one, rotation axis 5's outer fixed surface is connected with belt pulley two, and belt pulley two passes through the belt and is connected with belt pulley transmission, the one end fixedly connected with control box 6 of rotation axis 5, the inside of control box 6 is provided with the fixture 7 that is used for the centre gripping.

The second motor 19 is of a conventional structure, and an output rotating shaft of the second motor can rotate in a forward and reverse direction, and can drive the control box 6 on the rotating shaft 5 to rotate in the forward and reverse direction under the action of the first belt pulley and the second belt pulley.

Fixture 7 includes third motor 71, third motor 71 is installed in the upper surface of control box 6, the two-way lead screw 72 of output pivot fixedly connected with of third motor 71, third motor 71 is current structure, its model is the same with second motor 19, two-way lead screw 72 is current structure, specifically set up the threaded pole of opposite spiral direction for both ends, shifting chute 73 has been seted up to the inner wall of control box 6, the surface threaded connection of two-way lead screw 72 has two movable blocks 74, and movable block 74 sliding connection is in the inside of shifting chute 73, the one end fixedly connected with that shifting chute 73 was kept away from to movable block 74 supports backup plate 75, support fixedly connected with grip block 76 on the plate 75, anti-skidding line has all been seted up to a side that two grip blocks 76 are close to each other.

The output rotating shaft of the third motor 71 drives the bidirectional screw rod 72 to rotate, so that the two moving blocks 74 can move oppositely in the moving groove 73, and the clamping block 76 can be attached to the outer surface of the piston rod through the abutting plate 75, thereby achieving the purpose of fixing the piston rod.

A side that curb plate two 4 kept away from curb plate one 3 installs first electric putter 8, the flexible end of first electric putter 8 runs through curb plate two 4 and fixedly connected with linkage block 9, linkage block 9 is kept away from a side rotation of first electric putter 8 and is connected with ball 18, end promotion linkage block 9 through the flexible of first electric putter 8 removes, and make ball 18 support and lean on the other end in the piston rod, can be fixed in the piston rod and support among backup plate 75 and ball 18, the stability of piston rod under the clamping status has been guaranteed, the phenomenon of piston rod off normal can not appear at the in-process of polishing.

A fixing plate 10 is arranged above the workbench 1, two ends of the fixing plate 10 are respectively fixedly connected with a side plate I3 and a side plate II 4, a sliding groove 12 is formed in the fixing plate 10, a first motor 11 is arranged on one side surface of the side plate I3, the first motor 11 is of a conventional structure and has the same model as a second motor 19, an output rotating shaft of the first motor 11 penetrates through the inside of the side plate I3 and is fixedly connected with a one-way lead screw 13, the one-way lead screw 13 is rotatably connected with the inside of the sliding groove 12, a sliding block 14 is in threaded connection with the outer surface of the one-way lead screw 13 and is slidably connected with the inside of the sliding groove 12, a second electric push rod 15 is arranged on the bottom surface of the sliding block 14, a polishing block 16 is fixedly connected with the telescopic end of the second electric push rod 15, the bottom surface of the polishing block 16 is arc-shaped abrasive paper, the bottom surface of the polishing block 16 is fixedly connected with a polishing, and two guide rods 17 are fixedly connected with the upper surface of the polishing block 16, the ends of the two guide rods 17 far away from the sanding block 16 penetrate through the inside of the sliding block 14 and extend to the upper part of the sliding block 14, and the guide rods 17 are connected with the sliding block 14 in a sliding mode.

The output rotating shaft of the first motor 11 drives the one-way screw 13 to rotate in the sliding groove 12, so that the sliding block 14 can slide in the sliding groove 12, the transverse position of the polishing block 16 can be adjusted, the telescopic end of the second electric push rod 15 drives the polishing block 16 to move up and down, and the distance between the polishing block 16 and the piston rod can be adjusted.

The working principle is as follows: when the piston rod needs to be polished, firstly, one end of the piston rod is inserted into a gap between two clamping blocks 76, then the third motor 71 is started, an output rotating shaft of the third motor 71 drives the bidirectional screw 72 to rotate, two moving blocks 74 can move oppositely in the moving groove 73, the clamping blocks 76 can be attached to the outer surface of the piston rod through the abutting plate 75, the purpose of fixing the piston rod is further achieved, then the first electric push rod 8 is started, the telescopic end of the first electric push rod 8 pushes the linkage block 9 to move, the ball 18 abuts against the other end of the piston rod, the piston rod can be fixed between the abutting plate 75 and the ball 18, the stability of the piston rod in a clamping state is ensured, the phenomenon that the piston rod is deviated in the polishing process is avoided, then the second electric push rod 15 is started, the telescopic end of the second electric push rod 15 drives the polishing block 16 to be attached to the outer surface of the piston rod, and start first motor 11, drive one-way lead screw 13 and rotate in the inside of spout 12 through the output pivot of first motor 11, can make slider 14 slide in the inside of spout 12, and then can adjust the lateral position of polishing piece 16, realized the purpose of polishing to the present face of piston rod, finally, start second motor 19, make the output pivot of second motor 19 drive rotation axis 5 through belt pulley one, belt pulley two and belt and rotate, and then can make the piston rod that is fixed in fixture 7 rotatory, and then can polish the processing to the remaining face of piston rod.

Claims

1. The utility model provides a grinding device is used in processing of pneumatic cylinder piston rod, includes workstation (1) and offers collecting vat (2) in workstation (1) upper surface, its characterized in that: two ends of the upper surface of the workbench (1) are fixedly connected with a first side plate (3) and a second side plate (4) respectively, the interior of the first side plate (3) is rotatably connected with a rotating shaft (5), a second motor (19) is installed on one side surface of the workbench (1), the second motor (19) is in transmission connection with the rotating shaft (5), one end of the rotating shaft (5) is fixedly connected with a control box (6), and a clamping mechanism (7) for clamping is arranged inside the control box (6);

the clamping mechanism (7) comprises a third motor (71), the third motor (71) is installed on the upper surface of the control box (6), an output rotating shaft of the third motor (71) is fixedly connected with a bidirectional screw rod (72), a moving groove (73) is formed in the inner wall of the control box (6), two moving blocks (74) are connected to the outer surface of the bidirectional screw rod (72) in a threaded mode, the moving blocks (74) are connected to the inside of the moving groove (73) in a sliding mode, one end, far away from the moving groove (73), of each moving block (74) is fixedly connected with a supporting plate (75), and each supporting plate (75) is fixedly connected with a clamping block (76);

a first electric push rod (8) is installed on one side face, far away from the first side plate (3), of the second side plate (4), the telescopic end of the first electric push rod (8) penetrates through the second side plate (4) and is fixedly connected with a linkage block (9), a ball (18) is rotatably connected to one side face, far away from the first electric push rod (8), of the linkage block (9), a fixing plate (10) is arranged above the workbench (1), two ends of the fixing plate (10) are fixedly connected with the first side plate (3) and the second side plate (4) respectively, a sliding groove (12) is formed in the fixing plate (10), a first motor (11) is installed on one side face of the first side plate (3), an output rotating shaft of the first motor (11) penetrates through the inner portion of the first side plate (3) and is fixedly connected with an one-way screw rod (13), and the one-way screw rod (13) is rotatably connected to the inner portion of the sliding groove (12), the outer surface threaded connection of one-way lead screw (13) has slider (14), and slider (14) sliding connection in the inside of spout (12), second electric putter (15) are installed to the bottom surface of slider (14), the flexible end fixedly connected with sanding block (16) of second electric putter (15).

2. The grinding device for machining the piston rod of the hydraulic cylinder according to claim 1, wherein: the upper surface fixed connection of sanding block (16) has two guide bars (17), two the one end that sanding block (16) was kept away from in guide bar (17) all runs through the inside of slider (14) and extends to the top of slider (14), and guide bar (17) and slider (14) sliding connection.

3. The grinding device for machining the piston rod of the hydraulic cylinder according to claim 1, wherein: anti-skid grains are arranged on one side surface of each clamping block (76) close to each other.

4. The grinding device for machining the piston rod of the hydraulic cylinder according to claim 1, wherein: the output rotating shaft of the second motor (19) is fixedly connected with a first belt pulley, the outer surface of the rotating shaft (5) is fixedly connected with a second belt pulley, and the second belt pulley is in transmission connection with the first belt pulley through a belt.