CN212265461U

CN212265461U - Multifunctional valve grinder anti-swing grinding device

Info

Publication number: CN212265461U
Application number: CN202020175427.6U
Authority: CN
Inventors: 贺利军; 李伟志; 张顺杰; 赵元明; 吴景祥; 刘军; 李鹏
Original assignee: Guohong Construction Co ltd
Current assignee: Guohong Construction Co ltd
Priority date: 2020-01-19
Filing date: 2020-01-19
Publication date: 2021-01-01
Anticipated expiration: 2030-01-19

Abstract

The utility model discloses a multi-functional valve grinds machine and prevents pendulum grinder relates to machining technical field, including the grinder handle, the lower fixed surface of grinder handle installs the motor, the lower fixed surface of motor installs handheld cover, the output of motor passes through shaft coupling and rotation axis fixed connection, the surface threaded connection of handheld cover has the regulating block. This multi-functional valve grinds machine and prevents pendulum grinder, cooperation through abrasive disc and grinding piece sets up, the in-process of using both can grind the valve surface and can also grind the valve inner wall, thereby the effect of change abrasive disc has been played in the reduction, the purpose of improving grinding quality has been reached, cooperation through carriage release lever and positioning bolt sets up, the in-process that uses can make the valve grind machine be applicable to not equidimension valve, thereby the effect of improving the device utilization ratio has been played, the purpose of improving work efficiency has been reached.

Description

Multifunctional valve grinder anti-swing grinding device

Technical Field

The utility model relates to the technical field of machining, specifically be a multi-functional valve grinds machine and prevents putting grinder.

Background

Valves are one of the major components of a piping system and have a direct impact on the efficiency, performance and safe operation of the equipment. The valve sealing surface is the most easily damaged part, it often works under more complicated operating conditions, when the valve is opened or closed, produce wearing and tearing because of friction, also can produce and corrode because of the medium effect that flows through fast, also can make the sealing surface corrode because of the effect of some mediums, such as acid, alkali and gas or aquatic oxygen, or because some debris etc. damage the sealing surface, so the case of the valve and the sealed surface grinding of valve seat are the main items of valve maintenance. The grinding operation is performed manually at first, which is time-consuming and labor-consuming and has poor effect. In order to replace manual grinding, the grinding machine is invented, so that the working efficiency is greatly improved.

Among the prior art, there are a lot of portable valve grinder to grind the valve, though accomplished to carry and convenient to use, but the abrasive disc swing appears easily at the in-process of work, causes the abrasive surface degree of grinding inequality, then need change the abrasive disc when the internal surface of valve is ground to needs moreover, serious influence work efficiency.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a multi-functional valve grinds machine and prevents putting grinder has solved the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a multi-functional valve grinds machine and prevents pendulum grinder, includes the grinder handle, the lower fixed surface of grinder handle installs the motor, the lower fixed surface of motor installs handheld cover, the output of motor passes through shaft coupling and rotation axis fixed connection, the surface threaded connection of handheld cover has the regulating block, the lower fixed surface of regulating block installs the lifter, the one end fixed mounting of lifter has the locating plate, the rotation axis is pegged graft in the inside of handheld cover, the rotation axis runs through locating plate and abrasive disc fixed connection, the lower surface threaded connection of abrasive disc has the grinding piece, the shape of grinding piece lower extreme is the toper, the surface of lifter is provided with the screw thread.

Optionally, the outer surface of the lifting rod is in threaded connection with a positioning sleeve, a damping spring is sleeved on the lower surface of the positioning sleeve, and the other end of the damping spring is arranged on the upper surface of the positioning plate.

Optionally, a connecting rod is fixedly mounted on the outer surface of the positioning sleeve, a fixed plate is fixedly connected to one end of the connecting rod, a moving groove is formed in the outer surface of the fixed plate, a positioning bolt is inserted into the moving groove, and the outer surface of the fixed plate is fixedly connected with the moving rod through the positioning bolt.

Optionally, the surface of carriage release lever has seted up the spout, the inside joint of spout has rather than matching the slider that suits, one side fixed mounting of slider is on the surface of locking plate.

Optionally, the lower surface of the locking plate is in threaded connection with a locking bolt penetrating through the outer surface of the moving plate, and the outer surface of the locking bolt is sleeved with a positioning spring.

Optionally, the upper surface of locking plate is provided with the valve seat, abrasive disc and grinding block all set up the inside at the valve seat.

(III) advantageous effects

The utility model provides a multi-functional valve grinds machine and prevents putting grinder possesses following beneficial effect:

1. this multi-functional valve grinds machine and prevents pendulum grinder, through the setting of position sleeve, make this valve grind machine prevent pendulum grinder possess can carry out the effect fixed to the device to having played and having prevented abrasive disc wobbling effect, through the cooperation setting of abrasive disc and grinding piece, the in-process that uses both can grind the valve surface and can also grind the valve inner wall, thereby has played the effect that reduces the change abrasive disc, has reached the purpose that improves the grinding quality.

2. This multi-functional valve grinds machine and prevents pendulum grinder through the setting of locking plate, makes this valve grind machine prevent pendulum grinder possess and can make to grind the machine and fix on the valve seat, sets up through the cooperation of carriage release lever and positioning bolt, can make the valve grind machine be applicable to the not valve of equidimension at the in-process that uses to play the effect that improves the device utilization ratio, reached the purpose that improves work efficiency.

Drawings

FIG. 1 is a schematic view of the cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the three-dimensional structure of the movable rod of the present invention;

fig. 4 is a schematic view of the cross-sectional structure of the locking plate in plan view.

In the figure: 1. a grinder handle; 2. a motor; 3. a hand-held sleeve; 4. a rotating shaft; 5. an adjusting block; 6. a lifting rod; 7. positioning a plate; 8. a grinding disk; 9. grinding blocks; 10. a positioning sleeve; 11. a damping spring; 12. a connecting rod; 13. a fixing plate; 14. a moving groove; 15. positioning the bolt; 16. a travel bar; 17. a chute; 18. a slider; 19. a locking plate; 20. locking the bolt; 21. a positioning spring; 22. a valve seat.

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.

Referring to fig. 1 to 4, the present invention provides a technical solution: a multifunctional valve grinder anti-swing grinding device comprises a grinder handle 1, a motor 2 is fixedly arranged on the lower surface of the grinder handle 1, a handheld sleeve 3 is fixedly arranged on the lower surface of the motor 2, the output end of the motor 2 is fixedly connected with a rotating shaft 4 through a coupler, an adjusting block 5 is connected with the outer surface of the handheld sleeve 3 through threads, a lifting rod 6 is fixedly arranged on the lower surface of the adjusting block 5, a positioning sleeve 10 is connected with the outer surface of the lifting rod 6 through threads, the valve grinder anti-swing grinding device has the effect of fixing the device through the positioning sleeve 10, so that the function of preventing a grinding disc 8 from swinging is achieved, the valve surface can be ground and the inner wall of a valve can be ground in the using process through the matching arrangement of the grinding disc 8 and the grinding block 9, and the function of reducing and replacing the grinding disc is achieved, the purpose of improving the grinding quality is achieved, the outer surface of the positioning sleeve 10 is fixedly provided with the connecting rod 12, one end of the connecting rod 12 is fixedly connected with the fixing plate 13, the outer surface of the fixing plate 13 is provided with the moving groove 14, the positioning bolt 15 is inserted into the moving groove 14, the outer surface of the fixing plate 13 is fixedly connected with the moving rod 16 through the positioning bolt 15, the outer surface of the moving rod 16 is provided with the sliding groove 17, the sliding block 18 matched with the sliding groove 17 is clamped in the sliding groove 17, one side of the sliding block 18 is fixedly arranged on the outer surface of the locking plate 19, through the arrangement of the locking plate 19, the anti-swing grinding device of the valve grinding machine is provided with the function of fixing the grinding machine on the valve seat 22, through the matching arrangement of the moving rod 16 and the positioning bolt 15, the valve grinding machine can be suitable for valves with different sizes in, the purpose of improving work efficiency has been reached, the lower surface threaded connection of locking board 19 has locking bolt 20 that runs through the movable plate surface, positioning spring 21 has been cup jointed to locking bolt 20's surface, locking board 19's upper surface is provided with valve seat 22, abrasive disc 8 and grinding block 9 all set up the inside at valve seat 22, the lower surface that rises position sleeve 10 has cup jointed damping spring 11, damping spring 11's the other end sets up the upper surface at locating plate 7, the one end fixed mounting of lifter 6 has locating plate 7, rotation axis 4 pegs graft in the inside of handheld cover 3, rotation axis 4 runs through locating plate 7 and abrasive disc 8 fixed connection, the lower surface threaded connection of abrasive disc 8 has grinding block 9, the shape of grinding block 9 lower extreme is the toper, the surface of lifter 6 is provided with the screw thread.

When the device is used, the proper grinding disc 8 and the proper grinding block 9 are selected according to the size of a valve, the device is placed in the valve seat 22, the position of the moving rod 16 is adjusted according to the size of the valve seat 22, the positioning bolt 15 is locked, the valve seat 22 is placed on the upper surface of the locking plate 19, the fixing plate 13 is fixedly installed on the valve seat 22 by adjusting the locking bolt 20, the grinding disc 8 and the grinding block 9 are prevented from swinging during work, uneven grinding is prevented, the positions of the grinding disc 8 and the grinding block 9 in the valve seat 22 are adjusted by screwing the adjusting block 5, and the device starts to work after adjustment is completed, so that the outer surface and the inner surface of the valve can be ground simultaneously, and the working efficiency is improved.

The utility model discloses a theory of operation and beneficial effect: this multi-functional valve grinds machine and prevents pendulum grinder, setting through position sleeve 10 makes this valve grind machine prevent pendulum grinder possess and can carry out the effect fixed to the device to having played and having prevented the 8 wobbling effects of abrasive disc, through the cooperation setting of abrasive disc 8 and grinding piece 9, the in-process that uses both can grind the valve surface and can also grind the valve inner wall, thereby has played the effect that reduces the change abrasive disc, has reached the purpose that improves the grinding quality. Through the setting of locking plate 19, make this valve grind quick-witted anti-swing grinder device possess and can make the machine of grinding fix on valve seat 22, through the cooperation setting of carriage release lever 16 and positioning bolt 15, can make the valve grind quick-witted applicable to the valve of equidimension not in the in-process of using to play the effect that improves the device utilization ratio, reached the purpose that improves work efficiency.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a multi-functional valve grinds machine and prevents pendulum grinder, includes grinder handle (1), its characterized in that: the utility model discloses a grinding machine, including grinder handle (1), motor (2), the lower fixed surface of motor (2) installs handheld cover (3), the output of motor (2) passes through shaft coupling and rotation axis (4) fixed connection, the surface threaded connection of handheld cover (3) has regulating block (5), the lower fixed surface of regulating block (5) installs lifter (6), the one end fixed mounting of lifter (6) has locating plate (7), rotation axis (4) are pegged graft in the inside of handheld cover (3), rotation axis (4) run through locating plate (7) and abrasive disc (8) fixed connection, the lower surface threaded connection of abrasive disc (8) has grinding block (9), the shape of grinding block (9) lower extreme is the toper, the surface of lifter (6) is provided with the screw thread.

2. The multifunctional valve grinder anti-swing grinding device according to claim 1, wherein: the outer surface of the lifting rod (6) is in threaded connection with a positioning sleeve (10), a damping spring (11) is sleeved on the lower surface of the positioning sleeve (10), and the other end of the damping spring (11) is arranged on the upper surface of the positioning plate (7).

3. The multifunctional valve grinder anti-swing grinding device as claimed in claim 2, wherein: the outer fixed surface of position sleeve (10) installs connecting rod (12), the one end fixedly connected with fixed plate (13) of connecting rod (12), shifting chute (14) have been seted up to the surface of fixed plate (13), the inside grafting of shifting chute (14) has positioning bolt (15), the surface of fixed plate (13) passes through positioning bolt (15) and carriage release lever (16) fixed connection.

4. The multifunctional valve grinder anti-swing grinding device according to claim 3, wherein: the outer surface of the moving rod (16) is provided with a sliding groove (17), a sliding block (18) matched with the sliding groove (17) is clamped in the sliding groove (17), and one side of the sliding block (18) is fixedly installed on the outer surface of the locking plate (19).

5. The multifunctional valve grinder anti-swing grinding device according to claim 4, wherein: the lower surface screw thread of locking plate (19) is connected with and runs through locking bolt (20) of movable plate surface, the surface of locking bolt (20) has cup jointed positioning spring (21).

6. The multifunctional valve grinder anti-swing grinding device according to claim 4, wherein: the upper surface of locking plate (19) is provided with valve seat (22), abrasive disc (8) and grinding block (9) all set up the inside at valve seat (22).