CN220863691U

CN220863691U - Polishing device

Info

Publication number: CN220863691U
Application number: CN202322384194.7U
Authority: CN
Inventors: 王友祥; 王娜娜
Original assignee: Rizhao Rida Tools Co ltd
Current assignee: Rizhao Rida Tools Co ltd
Priority date: 2023-09-04
Filing date: 2023-09-04
Publication date: 2024-04-30
Anticipated expiration: 2033-09-04

Abstract

The utility model relates to a polishing device, which belongs to the technical field of polishing devices and comprises: the motor transmission shaft, motor transmission shaft's one end surface department cover is equipped with the emery wheel, the center department fixedly connected with metal cover of emery wheel, motor transmission shaft is close to metal cover department all is provided with prevents emery wheel pivoted stop gear, motor transmission shaft's one end is provided with the stopper, the stopper is close to one side of motor transmission shaft is provided with the bolt, motor transmission shaft is close to bolt department is provided with buckle mechanism. The utility model has the beneficial effects that under the cooperation of the limiting block, the bolt, the buckling mechanism, the spring and the travel groove, the original mode of locking and fixing the bolt is replaced by the buckling and fixing mode to fix the grinding wheel in the using process of the device, the work flow of replacing the grinding wheel is simplified, the speed of replacing the grinding wheel by a user is improved, and the working efficiency of workers is further improved.

Description

Polishing device

Technical Field

The utility model relates to the technical field of polishing devices, in particular to a polishing device.

Background

The grinder belongs to a polishing device, is a common device for sharpening various cutters and tools, and is also used as a common small part for grinding, deburring, cleaning and the like. It mainly comprises a base, a grinding wheel, a motor or other power sources, a bracket, a protective cover, a water feeder and the like. The grinding machine can be divided into a hand-held grinder, a vertical grinder, a suspension grinder, a table grinder and the like.

The grinding wheel on the existing grinding machine is generally locked on the output shaft of the motor through the bolts at the same time, because the service life of the grinding wheel is limited, when the grinding wheel is replaced, the grinding wheel needs to be replaced after the bolts are unscrewed by means of a wrench, and finally the bolts are screwed by means of the wrench.

Disclosure of utility model

The present utility model is directed to a polishing apparatus for solving the above-mentioned problems.

The technical scheme of the utility model is as follows: a polishing apparatus, comprising: the motor transmission shaft, motor transmission shaft's one end surface department cover is equipped with the emery wheel, the center department fixedly connected with metal cover of emery wheel, motor transmission shaft is close to metal cover department all is provided with prevents emery wheel pivoted stop gear, motor transmission shaft's one end is provided with the stopper, the stopper is close to one side of motor transmission shaft is provided with the bolt, motor transmission shaft is close to bolt department is provided with buckle mechanism, buckle mechanism has the function of carrying out the dismouting to the emery wheel fast.

Further, stop gear includes spacing and spacing groove, motor drive shaft is close to metal sheath department evenly is provided with four spacing, the metal sheath is close to spacing department has all seted up the spacing groove of looks adaptation.

Further, the buckle mechanism comprises ball grooves, steel balls, a squeezing ring, a movable groove, a connecting ring, a force application ring and a clamping groove, wherein the number of the ball grooves is four at the position, close to the bolt, of the motor transmission shaft, steel balls are arranged in the ball grooves, the motor transmission shaft is close to the steel balls, the squeezing ring is connected with the sliding mode, the movable groove is formed in the inner wall of the squeezing ring, the connecting ring is fixedly connected with the outer surface of the squeezing ring, the force application ring is fixedly connected with the outer surface of the connecting ring, the clamping groove is formed in the position, close to the steel balls, of the bolt, and the movable groove and the clamping groove are matched with the steel balls.

Further, a spring is arranged on one side of the extrusion ring, and the spring is arranged in the motor transmission shaft.

Further, a travel groove is formed in the position, close to the connecting ring, of the motor transmission shaft, and the travel groove is matched with the movable groove.

Further, gaskets are arranged on two sides of the grinding wheel, the gaskets are sleeved on the outer surface of the motor transmission shaft, and the gaskets are matched with the limiting strips.

The utility model provides a polishing device through improvement, and compared with the prior art, the polishing device has the following improvements and advantages:

The method comprises the following steps: under the cooperation of stopper, bolt, buckle mechanism, spring and the travel groove that set up, in the use of device, change original bolt locking fixed mode into buckle fixed mode and fixed the emery wheel, simplified the work flow that the emery wheel was changed, improved the speed that the user changed the emery wheel, and then improved workman's work efficiency.

And two,: under the cooperation of the limiting mechanism, the grinding wheel can be limited in the use process of the device, so that the phenomenon of slipping between the grinding wheel and the motor transmission shaft due to overlarge resistance of the grinding wheel during polishing is prevented, and the practicability is improved.

Drawings

The utility model is further explained below with reference to the drawings and examples:

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is an enlarged view of FIG. 1A in accordance with the present utility model;

FIG. 3 is a schematic view of the grinding wheel structure of the present utility model;

FIG. 4 is a diagram showing the connection between a limit bar and a motor drive shaft;

Fig. 5 is a schematic view of a gasket structure according to the present utility model.

Reference numerals illustrate:

1. A motor drive shaft; 2. grinding wheel; 3. a metal sleeve; 4. a limiting mechanism; 5. a limiting block; 6. a plug pin; 7. a buckle mechanism; 8. a limit bar; 9. a limit groove; 10. a ball groove; 11. steel balls; 12. a pressing ring; 13. a movable groove; 14. a connecting ring; 15. a force application ring; 16. a clamping groove; 17. a spring; 18. a travel groove; 19. a gasket.

Detailed Description

The following detailed description of the present utility model will provide clear and complete description of the technical solutions of the embodiments of the present utility model, with reference to fig. 1 to 5, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The present utility model provides, by modification, a polishing apparatus, as shown in fig. 1-5, comprising: the motor transmission shaft 1, the cover is equipped with emery wheel 2 in the one end surface department of motor transmission shaft 1, the center department fixedly connected with metal cover 3 of emery wheel 2, motor transmission shaft 1 is close to metal cover 3 department and all is provided with the stop block 4 that prevents emery wheel 2 pivoted, the one end of motor transmission shaft 1 is provided with stopper 5, one side that stopper 5 is close to motor transmission shaft 1 is provided with bolt 6, motor transmission shaft 1 is close to bolt 6 department and is provided with buckle mechanism 7, buckle mechanism 7 has the function of carrying out the dismouting to emery wheel 2 fast, the mode of fixing the emery wheel 2 has been changed into to buckle fixed mode, the work flow of emery wheel 2 change has been simplified, the speed of user's change emery wheel 2 has been improved, and then workman's work efficiency has been improved.

In some technical schemes, stop gear 4 includes spacing 8 and spacing groove 9, and motor drive shaft 1 is close to spacing 8 that metal sheath 3 department evenly is provided with four in quantity, and metal sheath 3 is close to spacing 8 department and all has been seted up spacing groove 9 of looks adaptation, can carry out spacingly to emery wheel 2, prevents because emery wheel 2 because its resistance is too big when polishing, leads to taking place the phenomenon of skidding between emery wheel 2 and the motor drive shaft 1, has improved the practicality.

In the technical scheme, the buckling mechanism 7 comprises a ball groove 10, steel balls 11, an extrusion ring 12, a movable groove 13, a connecting ring 14, a force application ring 15 and a clamping groove 16, wherein four ball grooves 10 are formed in the position, close to a bolt 6, of a motor transmission shaft 1, steel balls 11 are arranged in the ball groove 10, the extrusion ring 12 is slidingly connected to the position, close to the steel balls 11, of the motor transmission shaft 1, the movable groove 13 is formed in the inner wall of the extrusion ring 12, the connecting ring 14 is fixedly connected to the outer surface of the extrusion ring 12, the force application ring 15 is fixedly connected to the outer surface of the connecting ring 14, the clamping groove 16 is formed in the position, close to the steel balls 11, of the bolt 6, the movable groove 13 and the clamping groove 16 are matched with the steel balls 11, when the buckling mechanism is disassembled, a user pulls the force application ring 15, the connecting ring 14 is driven by the force application ring 15, the connecting ring 14 drives the extrusion ring 12, and the movable groove 13 on the extrusion ring 12 moves to the ball groove 10, the movable range of the steel ball 11 is increased, then the limiting block 5 is pulled, the limiting block 5 drives the plug 6, finally, a user can take down the grinding wheel 2 to replace the grinding wheel 2, when the novel grinding wheel is installed, the user aligns the limiting groove 9 on the metal sleeve 3 in the grinding wheel 2 with the limiting bar 8, the grinding wheel 2 is sleeved on the motor transmission shaft 1, then the plug 6 is inserted into the motor transmission shaft 1, the force application ring 15 is loosened, the extrusion ring 12 is reset and drives the movable groove 13 to be separated from the ball groove 10, and the steel ball 11 is extruded, so that a small part of the steel ball 11 moves into the clamping groove 16 of the plug 6 to fix the plug 6, the purpose of fixing the grinding wheel 2 by the limiting block 5 is achieved, the original mode of locking and fixing the grinding wheel 2 by a buckle is replaced, the working procedure of replacing the grinding wheel 2 is simplified, the speed of replacing the grinding wheel 2 by the user is improved, thereby improving the working efficiency of workers.

In some technical schemes, a spring 17 is arranged on one side of the extrusion ring 12, the spring 17 is arranged in the motor transmission shaft 1, and the extrusion ring 12 can be pushed to reset when a user releases the force application ring 15.

In some technical schemes, a travel groove 18 is formed in the position, close to the connecting ring 14, of the motor transmission shaft 1, and the travel groove 18 is matched with the movable groove 13, so that the moving travel of the extrusion ring 12 can be limited, and the movable groove 13 on the extrusion ring 12 just moves to the ball groove 10.

In some technical schemes, the both sides of emery wheel 2 all are provided with gasket 19, and the surface of motor drive shaft 1 is all located to the equal cover of gasket 19, and gasket 19 and spacing 8 looks adaptations can carry out spacingly to emery wheel 2.

Working principle: when a user needs to replace the grinding wheel 2, the force application ring 15 is pulled, the force application ring 15 drives the connecting ring 14, the connecting ring 14 drives the extrusion ring 12, the movable groove 13 on the extrusion ring 12 moves to the ball groove 10, the movable range of the steel balls 11 is increased, then the limiting block 5 is pulled, the limiting block 5 drives the bolt 6, finally the user can take down the grinding wheel 2, the grinding wheel 2 is replaced, when the grinding wheel 2 is installed, the user aligns the limiting groove 9 on the metal sleeve 3 in the grinding wheel 2 with the limiting strip 8, the grinding wheel 2 is sleeved on the motor transmission shaft 1, then the bolt 6 is inserted into the motor transmission shaft 1, the force application ring 15 is loosened, the spring 17 generates elasticity to restore and push the extrusion ring 12, the movable groove 13 is driven to be separated from the ball groove 10 while the extrusion ring 12 is reset, and the steel balls 11 is extruded, a small part of the steel balls 11 moves to the inside the clamping groove 16 of the pin 6, the purpose of fixing the limiting block 5 is achieved, the original mode of locking and fixing the limiting block 2 is replaced by the clamping bolt, the 2 is fixed in a mode of fixing 2, the grinding wheel 2 is replaced by a mode of fastening, the work flow of replacing the grinding wheel 2 is simplified, the grinding wheel is improved, and the work speed of the grinding wheel is improved.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A polishing apparatus, comprising: the motor transmission shaft (1), the one end surface department cover of motor transmission shaft (1) is equipped with emery wheel (2), the center department fixedly connected with metal cover (3) of emery wheel (2), motor transmission shaft (1) are close to metal cover (3) department all is provided with prevents emery wheel (2) pivoted stop gear (4), the one end of motor transmission shaft (1) is provided with stopper (5), stopper (5) are close to one side of motor transmission shaft (1) is provided with bolt (6), motor transmission shaft (1) are close to bolt (6) department is provided with buckle mechanism (7), buckle mechanism (7) have the function of carrying out the dismouting to emery wheel (2) fast.

2. A polishing apparatus as set forth in claim 1, wherein: stop gear (4) are including spacing (8) and spacing groove (9), motor drive shaft (1) are close to metal sheath (3) department evenly is provided with spacing (8) that are four in quantity, metal sheath (3) are close to spacing (8) department has all seted up spacing groove (9) of looks adaptation.

3. A polishing apparatus as set forth in claim 1, wherein: the utility model provides a buckle mechanism (7) is including ball groove (10), steel ball (11), extrusion ring (12), activity groove (13), go-between (14), application of force ring (15) and draw-in groove (16), motor drive shaft (1) is close to bolt (6) department has seted up ball groove (10) that are four in quantity, the inside in ball groove (10) all is provided with steel ball (11), motor drive shaft (1) is close to steel ball (11) department sliding connection has extrusion ring (12), the inner wall of extrusion ring (12) is opened has movable groove (13), the surface fixedly connected with go-between (14) of extrusion ring (12), the surface fixedly connected with application of force ring (15) of go-between (14), bolt (6) are close to steel ball (11) department has seted up draw-in groove (16), activity groove (13) and draw-in groove (16) all with steel ball (11) looks adaptation.

4. A polishing apparatus according to claim 3, wherein: one side of the extrusion ring (12) is provided with a spring (17), and the spring (17) is arranged in the motor transmission shaft (1).

5. A polishing apparatus according to claim 3, wherein: a travel groove (18) is formed in the position, close to the connecting ring (14), of the motor transmission shaft (1), and the travel groove (18) is matched with the movable groove (13).

6. A polishing apparatus as set forth in claim 2, wherein: the two sides of the grinding wheel (2) are respectively provided with a gasket (19), the gaskets (19) are respectively sleeved on the outer surface of the motor transmission shaft (1), and the gaskets (19) are matched with the limit strips (8).