CN215394451U

CN215394451U - Electric grinder with shock-absorbing function

Info

Publication number: CN215394451U
Application number: CN202121754808.0U
Authority: CN
Inventors: 赵志猛; 赵秀枝; 王礼兴; 程然
Original assignee: Suzhou Yanglun Electronic Technology Co ltd
Current assignee: Suzhou Yanglun Electronic Technology Co ltd
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-01-04
Anticipated expiration: 2031-07-30

Abstract

The utility model discloses an electric grinder with a shock absorption function, and particularly relates to the technical field of grinders, which comprises a base and a driving motor fixedly connected to the upper surface of the base, wherein protective frames are fixedly connected to the surfaces of the left side and the right side of the base, output shafts at the two ends of the driving motor are fixedly connected with rotating shafts through couplings, grinding wheels are slidably connected to the surfaces of the two rotating shafts, a first sliding groove is formed in the surface of the two sides of the base, a sliding block is slidably connected to the inside of the first sliding groove, a shock absorption frame is fixedly connected to the surface of the other side of the two sliding blocks, a second sliding groove is fixedly connected to the surface of the left side and the surface of the right side of the inner wall of the shock absorption frame, and a first shock absorption spring is fixedly connected to the bottom of the inner wall of the second sliding groove. When the grinding machine generates vibration in the process of grinding a workpiece, the vibration absorbing piece plays a role in absorbing vibration for the base and the protective frame, the grinding of the workpiece is prevented from being influenced, and the grinding precision is reduced.

Description

Electric grinder with shock-absorbing function

Technical Field

The utility model relates to the technical field of grinding machines, in particular to an electric grinding machine with a damping function.

Background

The grinder is a common device used for sharpening various cutters and tools, and is also used for grinding, deburring, cleaning and the like of common small parts. It is mainly composed of base, grinding wheel, motor or other power source, bracket, protective cover and water feeder. It can be divided into a hand-held grinder, a vertical grinder, a suspended grinder, a bench grinder, etc.

When a workpiece is ground by the conventional electric grinder, large shaking is easily generated, grinding of the workpiece is influenced, and the stability of equipment is influenced, so that the grinding precision is influenced, the grinding quality is reduced, and the electric grinder with the damping function is designed.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned drawbacks of the prior art, embodiments of the present invention provide an electric grinder with a shock absorbing function to solve the above-mentioned problems of the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: an electric grinder with a shock absorption function comprises a base and a driving motor fixedly connected to the upper surface of the base, wherein protective frames are fixedly connected to the left side surface and the right side surface of the base, output shafts at two ends of the driving motor are fixedly connected with rotating shafts through couplers, grinding wheels are slidably connected to the surfaces of the two rotating shafts, a first sliding groove is formed in each side surface of the base, a sliding block is slidably connected to the inside of the first sliding groove, a shock absorption frame is fixedly connected to the other side surface of each sliding block, a second sliding groove is fixedly connected to the left side surface and the right side surface of the inner wall of the shock absorption frame, a first shock absorption spring is fixedly connected to the bottom of the inner wall of the second sliding groove, a fixed plate is fixedly connected to the other end of the first shock absorption spring, the bottom of the base is fixedly connected with the fixed plate, and a fixed groove is formed in the fixed plate, the inner wall fixedly connected with slide bar of fixed slot, the surface cover of slide bar has No. two damping spring and sliding sleeve, two the bottom of sliding sleeve is equipped with the shock attenuation piece.

Preferably, the damping part comprises two first damping connecting rods which are rotatably connected through a rotating support, the other ends of the two first damping connecting rods are rotatably connected with the sliding sleeve through the rotating support, the sliding sleeve is rotatably connected with a second damping connecting rod through the rotating support, and the bottom end of the two second damping connecting rods is rotatably connected with a moving block through the rotating support.

Preferably, the damping piece comprises a third sliding groove formed in the bottom of the inner wall of the damping frame, a third damping spring is fixedly connected to the inner wall of the third sliding groove, and the other end of the third damping spring is fixedly connected with the moving block.

Preferably, the surface of the left side and the surface of the right side of the grinding wheel are fixedly connected with connecting plates, the surface of the rotating shaft is fixedly sleeved with a mounting plate, the inside of the mounting plate is fixedly connected with an extension spring, the other end of the extension spring is fixedly connected with a sliding plate, the other side of the sliding plate is fixedly connected with a pull rod, the other end of the pull rod is fixedly connected with a pull plate, the lower surface of the pull plate is fixedly connected with an insertion rod, and the insertion rod is inserted into the mounting plate.

Preferably, the middle part of the inner wall of the protection frame is fixedly connected with a partition board, the partition board is provided with a plurality of through holes, the bottom of the protection frame is fixedly connected with a threaded sleeve, the inner thread of the threaded sleeve is connected with a dust collecting barrel, and the outer surface of the threaded sleeve is sleeved with a collecting cover.

Preferably, the outer surface of the protective frame is provided with a frame plate, one side surface of the frame plate is fixedly connected with a rotating column, and the other end of the rotating shaft is rotatably sleeved on the surface of the rotating column.

Preferably, the front surface of the base is fixedly connected with a control switch, the input end of the control switch is electrically connected with an external power supply, and the output end of the control switch is electrically connected with the driving motor.

The utility model has the technical effects and advantages that:

1. compared with the prior art, when the grinder polishes the vibrations that the work piece in-process produced, through the cooperation of the damping spring, fixed plate, slider, shock attenuation frame, No. two damping spring, slide bar, sliding sleeve, a shock attenuation connecting rod, No. two shock attenuation connecting rods, No. three damping spring and the movable block that sets up to play absorbing effect to base and protective frame, avoid influencing the polishing to the work piece, reduce the precision of polishing.

2. Compared with the prior art, through opening the frame plate, through sliding the grinding wheel to the surperficial back of pivot, through pulling the arm-tie, the arm-tie has pulled the pull rod, and the slide has pulled the slide, and the slide has pulled extension spring to after aligning inserted bar and connecting plate, loosen the arm-tie, drive the slide through extension spring's elasticity and reset, the slide drives the pull rod and resets, and the pull rod drives the arm-tie and resets, thereby makes the inserted bar insert the inside of connecting plate, realizes the installation to the grinding wheel, is convenient for change the grinding wheel.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a front structural sectional view of the present invention.

Fig. 3 is a schematic structural view of the shock absorbing member of the present invention.

FIG. 4 is an enlarged view of the structure at A of the present invention.

The reference signs are: 1. a base; 2. a drive motor; 3. a protective frame; 4. a rotating shaft; 5. a grinding wheel sheet; 6. a first chute; 7. a slider; 8. a shock-absorbing frame; 9. a second chute; 10. a first damping spring; 11. a fixing plate; 12. fixing grooves; 13. a slide bar; 14. a second damping spring; 15. a sliding sleeve; 16. a shock absorbing member; 160. a first damping connecting rod; 161. a second damping connecting rod; 162. a moving block; 163. a third sliding chute; 164. a third damping spring; 17. a connecting plate; 18. mounting a plate; 19. an extension spring; 20. a slide plate; 21. a pull rod; 22. pulling a plate; 23. inserting a rod; 24. a partition plate; 25. a threaded sleeve; 26. a dust collection canister; 27. a collection hood; 28. a frame plate; 29. rotating the column; 30. and controlling the switch.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

An electric grinder with shock-absorbing function as shown in attached figures 1-4 mainly comprises a base 1, a driving motor 2, a protective frame 3, a rotating shaft 4, a grinding wheel 5, a first sliding groove 6, a sliding block 7, a shock-absorbing frame 8, a second sliding groove 9, a shock-absorbing spring 10, a fixing plate 11, a fixing groove 12, a sliding rod 13, a second shock-absorbing spring 14, a sliding sleeve 15 and a shock-absorbing piece 16, wherein:

the driving motor 2 is fixedly connected to the surface of the base 1, and the damping member 16 includes a first damping connecting rod 160, a second damping connecting rod 161, a moving block 162, a third sliding groove 163 and a third damping spring 164;

the base 1 is the carrier, plays the effect of support, and damping spring 10 and No. two damping spring 14 play absorbing effect, and the damper 16 is used for playing absorbing effect to whole equipment, and driving motor 2 provides power.

Wherein, as shown in fig. 2 and fig. 3, the shock absorber 16 includes two damping connecting rods 160 connected through rotating the support rotation, the other end of two damping connecting rods 160 is connected through rotating the support rotation with sliding sleeve 15, two sliding sleeves 15 all are connected with No. two damping connecting rods 161 through rotating the support rotation, the bottom of two damping connecting rods 161 is connected with movable block 162 through rotating the support rotation, so that through damping connecting rod 160 and No. two damping connecting rods 161, thereby realize the shock attenuation to base 1.

As shown in fig. 2 and fig. 3, the damping member 16 includes a third sliding groove 163 formed in the bottom of the inner wall of the damping frame 8, a third damping spring 164 is fixedly connected to the inner wall of the third sliding groove 163, and the other end of the third damping spring 164 is fixedly connected to the moving block 162, so that the damping of the base 1 is realized through the third damping spring 164.

As shown in fig. 2 and fig. 4, the left and right side surfaces of the two grinding wheels 5 are fixedly connected with connecting plates 17, the surfaces of the two rotating shafts 4 are fixedly sleeved with mounting plates 18, the insides of the mounting plates 18 are fixedly connected with extension springs 19, the other ends of the extension springs 19 are fixedly connected with sliding plates 20, the other sides of the sliding plates 20 are fixedly connected with pull rods 21, the other ends of the pull rods 21 are fixedly connected with pull plates 22, the lower surfaces of the pull plates 22 are fixedly connected with inserting rods 23, and the inserting rods 23 are inserted into the insides of the mounting plates 18;

in order to facilitate the installation and replacement of the grinding wheel 5, the pulling plate 22 pulls the pull rod 21, the pull rod 21 pulls the sliding plate 20, the sliding plate 20 pulls the extension spring 19, the insertion rod 23 is aligned with the connecting plate 17, the pulling plate 22 is loosened, the sliding plate 20 is driven to reset by the elastic force of the extension spring 19, the sliding plate 20 drives the pull rod 21 to reset, the pull rod 21 drives the pulling plate 22 to reset, the insertion rod 23 is inserted into the connecting plate 17, and the grinding wheel 5 is installed.

Wherein, as shown in fig. 1 and fig. 2, the middle part fixedly connected with baffle 24 of protection frame 3 inner wall, a plurality of through-hole has been seted up to baffle 24, the bottom fixedly connected with swivel nut 25 of protection frame 3, the inside threaded connection of swivel nut 25 has dust collection tube 26, the surface cover of swivel nut 25 has collection cover 27 to in the inside of swivel nut 25 through dust collection tube 26 threaded connection, thereby realize the installation to dust collection tube 26.

As shown in fig. 2 and fig. 4, a frame plate 28 is disposed on an outer surface of the protection frame 3, a rotation column 29 is fixedly connected to a surface of one side of the frame plate 28, and the other end of the rotation shaft 4 is rotatably sleeved on a surface of the rotation column 29, so that the frame plate 28 can mount the protection frame 3.

As shown in fig. 1 and fig. 2, a control switch 30 is fixedly connected to the front surface of the base 1, an input end of the control switch 30 is electrically connected to an external power source, and an output end of the control switch 30 is electrically connected to the driving motor 2, so that the operation of the motor is controlled by the control switch 30.

The working principle of the utility model is as follows: when the grinding wheel machine is used, by opening the frame plate 28, after the grinding wheel 5 slides to the surface of the rotating shaft 4, by pulling the pulling plate 22, the pulling plate 22 pulls the pulling rod 21, the pulling rod 21 pulls the sliding plate 20, the sliding plate 20 pulls the extension spring 19, so that the inserted rod 23 is aligned with the connecting plate 17, the pulling plate 22 is released, the sliding plate 20 is driven to reset by the elastic force of the extension spring 19, the sliding plate 20 drives the pulling rod 21 to reset, the pulling rod 21 drives the pulling plate 22 to reset, so that the inserted rod 23 is inserted into the connecting plate 17, the grinding wheel 5 is installed, then the grinding wheel machine is started, when the grinding wheel machine generates vibration during working, the whole vibration is generated, the first damping spring 10 is compressed by the sliding of the fixing plate 11, meanwhile, the sliding of the fixing plate 11 drives the rotation of the two first damping connecting rods 160, so as to drive the sliding of the sliding sleeve 15, and the sliding of the sliding sleeve 15 compresses the second damping spring 14, meanwhile, the sliding of the sliding sleeve 15 drives the two second damping connecting rods 161 to rotate, and simultaneously drives the moving block 162 to slide, so that the third damping spring 163 is compressed, and therefore damping of the device is achieved, and when the grinder works, generated dust falls into the collecting cover 27 through the through hole, falls into the dust collecting cylinder 26, and is collected.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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 appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an electric grinder with shock-absorbing function, includes base (1) and fixed connection driving motor (2) at base (1) upper surface, its characterized in that: the surface of the left side and the surface of the right side of the base (1) are both fixedly connected with a protective frame (3), output shafts at two ends of the driving motor (2) are both fixedly connected with rotating shafts (4) through couplings, the surfaces of the two rotating shafts (4) are both connected with grinding wheels (5) in a sliding manner, the surfaces of the two sides of the base (1) are both provided with a first sliding chute (6), the inside of the first sliding chute (6) is connected with a sliding block (7) in a sliding manner, the surface of the other side of the two sliding blocks (7) is both fixedly connected with a damping frame (8), the surfaces of the left side and the right side of the inner wall of the damping frame (8) are both fixedly connected with a second sliding chute (9), the bottom of the inner wall of the second sliding chute (9) is fixedly connected with a first damping spring (10), the other end of the first damping spring (10) is fixedly connected with a fixed plate (11), and the bottom of the base (1) is fixedly connected with the fixed plate (11), fixed slot (12) have been seted up to the inside of fixed plate (11), the inner wall fixedly connected with slide bar (13) of fixed slot (12), the surface cover of slide bar (13) has two damping spring No. two (14) and sliding sleeve (15), two the bottom of sliding sleeve (15) is equipped with damper (16).

2. The electric grinder with shock absorbing function as set forth in claim 1, wherein: the damping piece (16) comprises two first damping connecting rods (160) which are rotatably connected through a rotating support, the other ends of the first damping connecting rods (160) are rotatably connected with the sliding sleeve (15) through the rotating support, the sliding sleeve (15) is rotatably connected with two second damping connecting rods (161) through the rotating support, and the bottom end of each second damping connecting rod (161) is rotatably connected with a moving block (162) through the rotating support.

3. The electric grinder with shock absorbing function as set forth in claim 2, wherein: the damping piece (16) comprises a third sliding groove (163) formed in the bottom of the inner wall of the damping frame (8), a third damping spring (164) is fixedly connected to the inner wall of the third sliding groove (163), and the other end of the third damping spring (164) is fixedly connected with the moving block (162).

4. The electric grinder with shock absorbing function as set forth in claim 1, wherein: two equal fixedly connected with connecting plate (17) in both sides surface about grinding wheel (5), two the surface of pivot (4) is all fixed the mounting panel (18) has been cup jointed, the equal fixedly connected with extension spring (19) in inside of mounting panel (18), the other end fixedly connected with slide (20) of extension spring (19), the opposite side fixedly connected with pull rod (21) of slide (20), the other end fixedly connected with arm-tie (22) of pull rod (21), the lower fixed surface of arm-tie (22) is connected with inserted bar (23), the inside of mounting panel (18) is inserted in inserted bar (23).

5. The electric grinder with shock absorbing function as set forth in claim 1, wherein: the middle part fixedly connected with baffle (24) of protection frame (3) inner wall, a plurality of through-hole has been seted up in baffle (24), the bottom fixedly connected with swivel nut (25) of protection frame (3), the inside threaded connection of swivel nut (25) has dust collecting cylinder (26), the surface cover of swivel nut (25) has collection cover (27).

6. The electric grinder with shock absorbing function as set forth in claim 1, wherein: the outer surface of the protective frame (3) is provided with a frame plate (28), one side surface of the frame plate (28) is fixedly connected with a rotating column (29), and the other end of the rotating shaft (4) is rotatably sleeved on the surface of the rotating column (29).

7. The electric grinder with shock absorbing function as set forth in claim 1, wherein: the front face of the base (1) is fixedly connected with a control switch (30), the input end of the control switch (30) is electrically connected with an external power supply, and the output end of the control switch (30) is electrically connected with the driving motor (2).