Low-noise non-inductive vibration grinder

Abstract

The utility model discloses a low-noise non-inductive vibration grinder, which relates to the technical field of vibration grinders, aims to solve the technical problem that the current vibration grinder is difficult to meet the buffering requirement of high-frequency and low-frequency vibration grinding, and comprises a base, a grinding top seat and a matched buffering structure. The matched buffering structure is composed of the support, the rubber shock absorbers and the spring shock absorbers, the support is sequentially divided into the upper interlayer, the middle interlayer and the lower interlayer from top to bottom, the rubber shock absorbers are arranged on the upper interlayer and the lower interlayer, the spring shock absorbers are arranged on the middle interlayer, and the rubber shock absorbers are good at attenuating high-frequency shock. The spring shock absorbers have good buffering capacity on low-frequency shock, and after the spring shock absorbers and the spring shock absorbers are combined, a wider shock frequency range can be covered, so that the equipment can keep a stable shock absorption effect under different working conditions, and the resonance phenomenon caused by shock frequency change is effectively reduced, so that the grinding precision and stability are improved, and low-noise and non-inductive shock is realized.

Description

TECHNICAL FIELD

[0001] The utility model relates to vibration grinder technical field more specifically, relate to a kind of low-noise non-inductive vibration grinder. BACKGROUND

[0002] Vibration grinder is vibration grinder, vibration grinder is relative motion by vibration motor to grinding medium and workpiece, utilizes friction, collision, achieves grinding, polishing, deburring etc.

[0003] The vibration generated by the existing vibration grinder during work is usually matched with the buffer structure, and the buffer structure is a spring shock absorber. The spring shock absorber has good buffering capacity for low-frequency vibration, but for high-frequency vibration, it will result in low buffering effect for equipment vibration. Therefore, it is difficult for the equipment to meet the buffering needs of high and low frequency vibration grinding. In view of this, we propose a low-noise non-inductive vibration grinder. SUMMARY

[0004] The utility model aims at overcoming the deficiency of prior art, adapting to reality needs, providing a kind of low-noise non-inductive vibration grinder to solve the technical problem that current vibration grinder is difficult to meet the buffering needs of high and low frequency vibration grinding.

[0005] To solve the above technical problems, the utility model provides the following technical scheme: a kind of low-noise non-inductive vibration grinder, including base, grinding top seat and cooperation buffer structure, the cooperation buffer structure is arranged between base and grinding top seat, the cooperation buffer structure includes support, the support is sequentially divided into upper partition, middle partition and lower partition from top to bottom, a plurality of groups of equidistant rubber shock absorbers are arranged in the inside of upper partition and lower partition, a plurality of groups of equidistant spring shock absorbers are arranged in the inside of middle partition.

[0006] The rubber shock absorber includes drum-type rubber layer and metal plate layer, the drum-type rubber layer and metal plate layer are alternately stacked to form a sandwich structure, a limiting structure is arranged between the rubber shock absorber in the upper partition and the rubber shock absorber in the lower partition, and the limiting structure passes through the middle partition.

[0007] The utility model discloses a cooperation buffer structure is through support, rubber shock absorber and spring shock absorber composition, and support is from top to bottom is divided into upper partition, middle partition and lower partition in proper order, and the upper partition lower partition arrangement rubber shock absorber, and the middle partition arrangement spring shock absorber, and rubber shock absorber is good at attenuating high frequency vibration, and spring shock absorber has good buffering capacity to low frequency vibration, and the combination of both can cover more extensive vibration frequency range, makes equipment under different operating conditions can keep stable shock attenuation effect, effectively reduces the resonance phenomenon caused by vibration frequency change, thereby improves grinding accuracy and stability, realizes low noise and non -inductive vibration, can satisfy more vibration and noise sensitive application scene demand, the utility model discloses rubber shock absorber is formed by metal plate layer and drum type rubber layer alternately superimposed, similar sandwich form, and metal plate layer can increase the strength and stability of rubber shock absorber, limit drum type rubber layer's excessive deformation simultaneously, when receiving vibration, drum type rubber layer can effectively absorb and dissipate energy, and metal plate layer plays the role of support and load transmission, makes rubber shock absorber under the vibration of all directions can keep stable, and the middle part of drum type rubber layer is thicker, can bear larger load, and keeps good stability in the deformation process, therefore the stability of rubber shock absorber is better, and the upper and lower two groups of rubber shock absorber are provided with spacing structure, and the spacing structure can guarantee the stability of middle partition when spring shock absorber is stressed to stretch, avoids the inclination of middle partition, therefore, can improve the overall stability of cooperation buffer structure, thereby can further improve the buffering effect of cooperation buffer structure to vibration, makes the effect of equipment low noise and non -inductive vibration better.

[0008] Preferably, the support includes a first ring plate, a second ring plate, a third ring plate, and a fourth ring plate, which are arranged from bottom to top in sequence, the first ring plate is connected and installed with the base, the fourth ring plate is connected and installed with the grinding top, the upper partition is formed by the fourth ring plate and the third ring plate, the middle partition is formed by the third ring plate and the second ring plate, and the lower partition is formed by the second ring plate and the first ring plate.

[0009] Preferably, the first ring plate and the fourth ring plate are provided with clamping grooves on opposite sides, and a plurality of groups of equidistant mounting bolts are arranged around the clamping grooves.

[0010] Preferably, a plurality of groups of equidistant through holes are formed on the surfaces of the second ring plate and the third ring plate, and the spacing structure penetrates through the through holes on the second ring plate and the third ring plate.

[0011] Preferably, the spacing structure includes an upper U-shaped frame and a lower U-shaped frame, the upper U-shaped frame is arranged at the bottom of the rubber shock absorber in the upper partition, the lower U-shaped frame is arranged at the top of the rubber shock absorber in the lower partition, the upper U-shaped frame and the lower U-shaped frame both penetrate into the middle partition, and the upper U-shaped frame is movably connected with the lower U-shaped frame.

[0012] Preferably, the upper U-shaped frame is arranged with a hooking end on both sides of the bottom, and the lower U-shaped frame is arranged with a hooking groove on both sides.

[0013] Compared with the prior art, the utility model has the advantages that:

[0014] The cooperation buffering structure is composed of the support, the rubber shock absorber and the spring shock absorber, the support is sequentially divided into the upper partition layer, the middle partition layer and the lower partition layer from top to bottom, the rubber shock absorber is arranged on the upper partition layer and the lower partition layer, the spring shock absorber is arranged on the middle partition layer, the rubber shock absorber is good at attenuating high-frequency vibration, the spring shock absorber has good buffering capacity for low-frequency vibration, after the combination of the two, a wider vibration frequency range can be covered, the equipment can maintain stable damping effect under different working conditions, the resonance phenomenon caused by vibration frequency change is effectively reduced, thereby the grinding precision and stability are improved, low noise and non-inductive vibration are realized, more application scene requirements sensitive to vibration and noise can be met, and the technical problem that the current vibration grinder is difficult to meet the need of high and low frequency vibration grinding buffering is solved, therefore, the utility model has the advantages of low noise and non-inductive vibration.

[0015] 2, the rubber shock absorber is formed by alternately stacking metal plate layers and drum-shaped rubber layers, similar to a sandwich, the metal plate layer can increase the strength and stability of the rubber shock absorber, and limit the excessive deformation of the drum-shaped rubber layer, when subjected to vibration, the drum-shaped rubber layer can effectively absorb and dissipate energy, and the metal plate layer plays a supporting and load transmitting role, so that the rubber shock absorber can maintain stability under vibration in various directions, and the middle part of the drum-shaped rubber layer is relatively thick, can bear a larger load, and maintain good stability during deformation, therefore, the rubber shock absorber has better stability, and the limiting structure is arranged between the upper and lower two groups of rubber shock absorbers, which can ensure the stability of the middle partition layer when the spring shock absorber is stressed and stretched, and avoid the inclination of the middle partition layer, therefore, the overall stability of the cooperation buffering structure can be improved, thereby the buffering effect of the cooperation buffering structure on vibration can be further improved, and the low noise and non-inductive vibration effect of the equipment is better. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the overall structure schematic diagram of the utility model;

[0017] Figure 2 It is the cooperation buffering structure schematic diagram of the utility model;

[0018] Figure 3 It is the cooperation buffering structure explosion schematic diagram of the utility model;

[0019] Figure 4 It is the fourth ring plate structure schematic diagram of the utility model;

[0020] Figure 5 It is the second ring plate structure schematic view of the utility model;

[0021] Figure 6 It is the rubber damper mounting structure schematic view of the utility model;

[0022] Figure 7 It is the limiting structure schematic view of the utility model.

[0023] Mark explanation in drawing:

[0024] 1, base, 2, grinding top seat, 3, cooperate buffer structure, 4, support, 401, first ring plate, 402, second ring plate, 403, third ring plate, 404, fourth ring plate, 405, clamping groove, 406, mounting bolt, 407, through hole, 5, upper partition layer, 6, middle partition layer, 7, lower partition layer, 8, rubber damper, 801, drum type rubber layer, 802, metal plate layer, 9, spring damper, 10, limiting structure, 11, upper U-shaped frame, 1101, hooking end, 12, lower U-shaped frame, 1201, hooking notch. DETAILED DESCRIPTION

[0025] As Figures 1 to 7 Indicated, the utility model relates to a kind of low-noise non-inductive vibration grinder, including base 1, grinding top seat 2 and cooperate buffer structure 3, cooperate buffer structure 3 is arranged between base 1 and grinding top seat 2, and cooperate buffer structure 3 includes support 4, and support 4 is sequentially divided into upper partition layer 5, middle partition layer 6 and lower partition layer 7 from top to bottom, and a plurality of groups of equidistant rubber dampers 8 are arranged in upper partition layer 5 and lower partition layer 7 inside a week, and a plurality of groups of equidistant spring dampers 9 are arranged in middle partition layer 6 inside a week;

[0026] When equipment works, rubber damper 8 in cooperate buffer structure 3 is good at attenuating high-frequency vibration, and spring damper 9 has good buffering capacity to low-frequency vibration, after the combination of the two, cooperate buffer structure 3 can cover more extensive vibration frequency range, so that equipment can maintain stable damping effect under different working conditions, effectively reduce the resonance phenomenon caused by vibration frequency change, so as to improve grinding accuracy and stability, realize low noise and non-inductive vibration, can meet the needs of more vibration and noise sensitive application scenarios.

[0027] Specifically, the support 4 comprises a first ring plate 401, a second ring plate 402, a third ring plate 403 and a fourth ring plate 404, the first ring plate 401, the second ring plate 402, the third ring plate 403 and the fourth ring plate 404 are arranged in sequence from bottom to top, the first ring plate 401 is connected and installed with the base 1, the fourth ring plate 404 is connected and installed with the grinding top 2, the upper partition layer 5 is formed by the fourth ring plate 404 and the third ring plate 403, the middle partition layer 6 is formed by the third ring plate 403 and the second ring plate 402, and the lower partition layer 7 is formed by the second ring plate 402 and the first ring plate 401; the first ring plate 401 and the fourth ring plate 404 are provided with clamping grooves 405 on the opposite sides, a plurality of groups of equidistant mounting bolts 406 are arranged around the clamping grooves 405; the first ring plate 401, the rubber shock absorber 8, the second ring plate 402, the spring shock absorber 9, the third ring plate 403, the rubber shock absorber 8 and the fourth ring plate 404 are combined to form an integral structure, then the clamping grooves 405 of the first ring plate 401 are clamped on the top of the base 1, the clamping grooves 405 of the fourth ring plate 404 are clamped on the bottom of the grinding top 2, and then the mounting bolts 406 are used for fixing.

[0028] In the embodiment of the utility model, the rubber shock absorber 8 comprises a drum type rubber layer 801 and a metal plate layer 802, the drum type rubber layer 801 and the metal plate layer 802 are alternately superimposed to form a sandwich structure, a limiting structure 10 is arranged between the rubber shock absorber 8 in the upper partition layer 5 and the rubber shock absorber 8 in the lower partition layer 7, and the limiting structure 10 passes through the middle partition layer 6;

[0029] The metal plate layer 802 can increase the strength and stability of the rubber shock absorber 8, and limit the excessive deformation of the drum type rubber layer 801, when being subjected to vibration, the drum type rubber layer 801 can effectively absorb and dissipate energy, and the metal plate layer 802 plays a supporting and load transmitting role, so that the rubber shock absorber 8 can keep stable under vibration in various directions, the middle part of the drum type rubber layer 801 is relatively thick, can bear a larger load, and keeps good stability in the deformation process, so the stability of the rubber shock absorber 8 is better, and the limiting structure 10 arranged between the upper and lower groups of rubber shock absorbers 8 moves together with the spring shock absorber 9, and is limited in the axial direction, so that the stability of the middle partition layer 6 when the spring shock absorber 9 is stressed and retracted can be guaranteed, and the inclination of the middle partition layer 6 is avoided, so that the overall stability of the matching buffer structure 3 can be improved, and the buffering effect of the matching buffer structure 3 on vibration can be further improved, so that the low-noise and non-inductive vibration effect of the equipment is better.

[0030] Specifically, a plurality of groups of equidistant through holes 407 are formed on the surfaces of the second ring plate 402 and the third ring plate 403, the limiting structure 10 penetrates the through holes 407 on the second ring plate 402 and the third ring plate 403, the through holes 407 on the second ring plate 402 facilitate the passage of the lower U-shaped frame 12, and the through holes 407 on the third ring plate 403 facilitate the passage of the upper U-shaped frame 11.

[0031] Further, the limiting structure 10 includes an upper U-shaped frame 11 arranged at the bottom of the rubber shock absorber 8 in the upper partition layer 5 and a lower U-shaped frame 12 arranged at the top of the rubber shock absorber 8 in the lower partition layer 7, both the upper U-shaped frame 11 and the lower U-shaped frame 12 penetrate into the middle partition layer 6, and the upper U-shaped frame 11 is movably connected with the lower U-shaped frame 12; the bottom of the upper U-shaped frame 11 is provided with a hooking end 1101, and the lower U-shaped frame 12 is provided with a hooking groove 1201, the hooking end 1101 is hooked in the hooking groove 1201, and the upper U-shaped frame 11 and the lower U-shaped frame 12 can move relatively under cooperation of the hooking end 1101 and the hooking groove 1201, so that the upper U-shaped frame 11 and the lower U-shaped frame 12 can move up and down in cooperation with the spring shock absorber 9 and can ensure axial stability, thereby achieving horizontal limiting of the middle partition layer 6.

[0032] Working principle: the embodiment provides a low-noise non-inductive vibration grinder, first, when the device works, the rubber shock absorber 8 in the buffer structure 3 is good at attenuating high-frequency vibration, the spring shock absorber 9 has good buffering capacity for low-frequency vibration, and after the two are combined, the buffer structure 3 can cover a wider vibration frequency range, so that the device can maintain stable damping effect under different working conditions, effectively reduces the resonance phenomenon caused by vibration frequency change, thereby improving grinding precision and stability, achieving low noise and non-inductive vibration, and meeting the needs of more vibration and noise sensitive application scenarios.

[0033] Secondly, the metal plate layer 802 can increase the strength and stability of the rubber shock absorber 8 and limit excessive deformation of the drum-shaped rubber layer 801, when subjected to vibration, the drum-shaped rubber layer 801 can effectively absorb and dissipate energy, and the metal plate layer 802 plays a supporting and load transmitting role, so that the rubber shock absorber 8 can maintain stability under vibration in various directions, and the middle part of the drum-shaped rubber layer 801 is relatively thick and can bear a larger load and maintain good stability during deformation, so the stability of the rubber shock absorber 8 is better, and the limiting structure 10 arranged between the upper and lower groups of rubber shock absorbers 8 moves together with the spring shock absorber 9, and is limited in the axial direction, so that the stability of the middle partition layer 6 can be ensured when the spring shock absorber 9 is stressed to stretch and contract, and the inclination of the middle partition layer 6 is avoided, so that the overall stability of the buffer structure 3 can be improved, thereby further improving the buffering effect of the buffer structure 3 on vibration, so that the low noise and non-inductive vibration effect of the device is better.

[0034] The embodiments of the utility model discloses the better embodiment, but is not limited to this, the ordinary skill of the art, the spirit of the utility model is appreciated to the above-mentioned embodiment, and different extension and change are made, but as long as not departing from the spirit of the utility model, all are within the protection scope of the utility model.

Claims

1. A low noise, non-impacting sander, characterized in that, The application relates to a grinding device, which comprises a base (1), a grinding top (2) and a matching buffer structure (3) arranged between the base (1) and the grinding top (2), wherein the matching buffer structure (3) comprises a support (4) divided into an upper partition layer (5), a middle partition layer (6) and a lower partition layer (7) from top to bottom, a plurality of groups of equidistant rubber dampers (8) are arranged around the inside of the upper partition layer (5) and the lower partition layer (7), and a plurality of groups of equidistant spring dampers (9) are arranged around the inside of the middle partition layer (6). The rubber damper (8) comprises a drum-shaped rubber layer (801) and a metal plate layer (802), the drum-shaped rubber layer (801) and the metal plate layer (802) are alternately stacked to form a sandwich structure, a limiting structure (10) is arranged between the rubber dampers (8) in the upper partition layer (5) and the lower partition layer (7), and the limiting structure (10) passes through the middle partition layer (6).

2. A low noise, inductance-free, vibration mill according to claim 1, characterized in that The support (4) comprises a first ring plate (401), a second ring plate (402), a third ring plate (403) and a fourth ring plate (404), which are arranged from bottom to top, the first ring plate (401) is connected and installed with the base (1), the fourth ring plate (404) is connected and installed with the grinding top (2), the upper partition layer (5) is formed by the fourth ring plate (404) and the third ring plate (403), the middle partition layer (6) is formed by the third ring plate (403) and the second ring plate (402), and the lower partition layer (7) is formed by the second ring plate (402) and the first ring plate (401).

3. A low noise, inductance-free, vibration mill according to claim 2, characterized in that The first ring plate (401) and the fourth ring plate (404) are provided with clamping grooves (405) on the opposite sides, and a plurality of groups of equidistant mounting bolts (406) are arranged around the clamping grooves (405).

4. The low noise, non-inductive, vibration mill of claim 2 wherein, A plurality of groups of equidistant through holes (407) are formed on the surfaces of the second ring plate (402) and the third ring plate (403), and the limiting structure (10) penetrates the through holes (407) on the second ring plate (402) and the third ring plate (403).

5. The low noise, non-inductive, vibration-free grinder of claim 1, wherein, The limiting structure (10) comprises an upper U-shaped frame (11) and a lower U-shaped frame (12), the upper U-shaped frame (11) is arranged at the bottom of the rubber damper (8) in the upper partition layer (5), the lower U-shaped frame (12) is arranged at the top of the rubber damper (8) in the lower partition layer (7), the upper U-shaped frame (11) and the lower U-shaped frame (12) both penetrate into the middle partition layer (6), and the upper U-shaped frame (11) is movably connected with the lower U-shaped frame (12).

6. A low noise, inductance-free, vibration mill according to claim 5, characterized in that Hooking ends (1101) are arranged at the bottoms of the two sides of the upper U-shaped frame (11), hooking grooves (1201) are formed on the two sides of the lower U-shaped frame (12), and the hooking ends (1101) are hooked in the hooking grooves (1201).

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