CN210496647U - Grinding instrument with shockproof system - Google Patents
Grinding instrument with shockproof system Download PDFInfo
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- CN210496647U CN210496647U CN201921278957.7U CN201921278957U CN210496647U CN 210496647 U CN210496647 U CN 210496647U CN 201921278957 U CN201921278957 U CN 201921278957U CN 210496647 U CN210496647 U CN 210496647U
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- grinder
- upper support
- sample
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- 238000000227 grinding Methods 0.000 title abstract description 23
- 230000008878 coupling Effects 0.000 claims abstract description 18
- 238000010168 coupling process Methods 0.000 claims abstract description 18
- 238000005859 coupling reaction Methods 0.000 claims abstract description 18
- 238000013016 damping Methods 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 230000010355 oscillation Effects 0.000 claims abstract description 7
- 230000003139 buffering effect Effects 0.000 claims abstract description 5
- 238000012360 testing method Methods 0.000 claims description 19
- 230000035939 shock Effects 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 230000009471 action Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 3
- 238000005096 rolling process Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 4
- 238000002955 isolation Methods 0.000 description 4
- 230000009467 reduction Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000003340 mental effect Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model provides a take grinding appearance of shockproof system, include: the device comprises an upper support, a reciprocating oscillation mechanism, a lower support and a shockproof system; the reciprocating oscillating mechanism comprises a motor, a coupling, a bearing, a sample adapter and an elastic element. The motor in the reciprocating oscillating mechanism rotates at a high speed, the sample adapter is driven by the coupler and the bearing to do spatial three-dimensional motion, and under the pulling and holding action of the elastic element, the sample container on the sample adapter does vertical and left and right three-dimensional high-frequency oscillation, so that a sample is fully ground; the bearing adopts a ball rolling bearing instead of a linear bearing, the motor can output higher rotating speed, the grinding effect is improved, the sample processing capacity of the grinding instrument is improved, and the application field range is expanded; the grinding instrument has simple structure, small volume, light weight and more convenient carrying; the vibration that has alleviateed the transmission to the undersetting through first damping device buffering, promotes the customer and uses experience.
Description
Technical Field
The utility model relates to an experiment auxiliary equipment, especially a take grinding appearance of shockproof system.
Background
The tissue grinding device is a common tool for sample preparation in a laboratory, realizes the crushing, mixing, homogenization, cell disruption and the like of a sample by oscillating a grinding ball back and forth in a sample tube, and has wide application in various industries such as agriculture, biomedicine, food, quality inspection, colleges and universities. The existing common grinding machine suffers from unbalanced reciprocating inertia force, particularly when the machine is at high speed, the vibration of the machine is violent, the reliability of the machine is reduced when the machine is serious, the grinding effect is poor, and meanwhile, the physical and mental influence is brought to an operator. In addition, the existing grinding device generally realizes the conversion from the rotation of a motor to the linear reciprocating motion of a piston rod through a crankshaft connecting rod mechanism, but is limited by the bearing capacity of a linear bearing at the position of the piston rod, the rotating speed of the motor of the general grinding device does not exceed 2000r/min, part of samples cannot achieve an ideal grinding effect, and the grinding device is complex in structure, large in size, heavy in weight and inconvenient to carry.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to provide a grinding instrument with a shockproof system.
In order to achieve the above object, the technical solution of the present invention is: a grinder with a shock absorbing system, comprising:
an upper support;
the reciprocating oscillation mechanism comprises a motor, a coupling, a bearing, a sample adapter and an elastic element, wherein the motor is installed on the upper support, the coupling comprises a connecting shaft part and an inclined shaft part, the connecting shaft part is connected to an output shaft of the motor, the central axis of the inclined shaft part and the central axis of the output shaft of the motor are arranged at an angle, the sample adapter is installed on the outer circumference of the inclined shaft part on the coupling through the bearing, one end of the elastic element is connected to the sample adapter, and the other end of the elastic element is connected to the upper support or a part connected with the upper support;
a lower support installed below the upper support;
and the shockproof system at least comprises a first damping device arranged between the upper support and the lower support at one level.
Compared with the prior art, the utility model has the advantages that the motor in the reciprocating oscillating mechanism rotates at a high speed, the sample adapter is driven by the coupling and the bearing to do spatial three-dimensional motion, and under the pulling and holding action of the elastic element, the sample container on the sample adapter does vertical and left and right three-dimensional high-frequency oscillation, so that the sample is fully ground; the bearing adopts a ball rolling bearing instead of a linear bearing, the motor can output higher rotating speed, the grinding effect is improved, the sample processing capacity of the grinding instrument is improved, and the application field range is expanded; the grinding instrument has simple structure, small volume, light weight and more convenient carrying; the vibration that has alleviateed the transmission to the undersetting through first damping device buffering, promotes the customer and uses experience.
Further, the first shock absorbing device is a spring damper, a hydraulic damper or a gas damper.
Further, the anti-vibration system further comprises a second damping device installed below the lower support.
Further, the second shock absorbing device is a rubber damper, a spring damper, a hydraulic damper or a gas damper.
Adopt above-mentioned preferred scheme, set up second damping device on the lower carriage, further vibration isolation promotes shockproof effect greatly.
Furthermore, the shockproof system also comprises a shell which is fixed on the lower support and surrounds the reciprocating oscillation mechanism, and the inner wall of the shell is provided with a sound attenuation buffer material.
Adopt above-mentioned preferred scheme, through casing vibration isolation amortization for grind the appearance and be in the low noise level of shaking, greatly promote customer experience, reduce and disturb personnel on every side.
Further, the sample adapter includes adapter base member, test tube holder and test tube, the periphery of shaft coupling slope axial region is located to the inner circle cover of bearing, adapter base member lower part is opened there is the mounting hole and the cover is located the outer lane of bearing, the test tube holder is fixed in on the adapter base member, the test tube centre gripping in between the clamping piece of test tube holder.
Adopt above-mentioned preferred scheme, convenient the manufacturing, also be convenient for change the test tube holder of different grade type in order to adapt to user's demand, reduction in production cost.
Further, the motor is installed through a motor support on the upper bracket, the motor support include with the upper bracket surface laminating fixed horizontal part mutually, with horizontal part vertically motor installation department and simultaneously with horizontal part and motor installation department vertically brace rod, the brace rod is two at least, and two brace rods are located the both sides of motor output shaft respectively.
Furthermore, the elastic element is at least two tension springs, the two tension springs are respectively positioned on two sides of the output shaft of the motor, one end of each tension spring is connected to the hanging part on the adapter base body, and the other end of each tension spring is connected to the support rib of the motor support.
Furthermore, the elastic element is a rubber sheet, and two ends of the rubber sheet are respectively connected to the adapter base body and the motor support.
Adopt above-mentioned preferred scheme, improve motor installation stability, adopt the extension spring of relative setting, assembly process is simple, reduces manufacturing cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural view of the coupling;
FIG. 3 is a schematic structural diagram of another embodiment of the present invention;
fig. 4 is a schematic structural view of one embodiment of a motor bracket.
Names of corresponding parts represented by numerals and letters in the drawings:
1-upper support; 2-a reciprocating oscillating mechanism; 21-a motor; 22-a coupling; 221-connecting shaft part; 222-an inclined shaft portion; 23-a bearing; 24-a sample adapter; 241-an adapter base; 2411-a hanging part; 242-test tube holder; 243-test tube; 25-a resilient element; 3-a lower support; 4-a first damping device; 5-a second damping device; 6-motor support; 61-a horizontal portion; 62-a motor mounting portion; 63-support rib.
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 efforts belong to the protection scope of the present invention.
As shown in fig. 1 and 2, a grinding apparatus with a vibration-proof system includes:
an upper support 1;
a reciprocating oscillating mechanism 2 which comprises a motor 21, a coupling 22, a bearing 23, a sample adapter 24 and an elastic element 25, wherein the motor 21 is arranged on the upper support 1, the coupling 22 comprises a connecting shaft part 221 and an inclined shaft part 222, the connecting shaft part 221 is connected to an output shaft of the motor 21, the central axis of the inclined shaft part 222 is arranged at an angle with the central axis of the output shaft of the motor 21, the sample adapter 24 is arranged on the outer circumference of the inclined shaft part 222 on the coupling 22 through the bearing 23, one end of the elastic element 25 is connected to the sample adapter 24, and the other end of the elastic element 25 is connected to the upper support 1 or a part connected with the upper support 1;
a lower support 3 installed below the upper support 1;
the shockproof system at least comprises a first damping device 4 arranged between an upper support 1 and a lower support 3.
The beneficial effect of adopting above-mentioned technical scheme is: the motor in the reciprocating oscillating mechanism rotates at a high speed, the sample adapter is driven by the coupler and the bearing to do spatial three-dimensional motion, and under the pulling and holding action of the elastic element, the sample container on the sample adapter does vertical and left and right three-dimensional high-frequency oscillation, so that a sample is fully ground; the bearing adopts a ball rolling bearing instead of a linear bearing, the motor can output higher rotating speed, the grinding effect is improved, the sample processing capacity of the grinding instrument is improved, and the application field range is expanded; the grinding instrument has simple structure, small volume, light weight and more convenient carrying; the vibration that has alleviateed the transmission to the undersetting through first damping device buffering, promotes the customer and uses experience.
In other embodiments of the present invention, as shown in fig. 2, the central axis of the upper beveled portion 222 of the coupling forms an angle α of 3 ° to 20 ° with the central axis of the bore of the coupling portion 221.
In other embodiments of the present invention, the first shock absorbing device 4 is a spring damper, a hydraulic damper or a gas damper.
In other embodiments of the present invention, as shown in fig. 3, the anti-vibration system further comprises a second shock absorbing device 5 installed below the lower support 3. The second damping device 5 is a rubber damper, a spring damper, a hydraulic damper or a gas damper. The beneficial effect of adopting above-mentioned technical scheme is: and a second damping device is arranged on the lower support, so that vibration isolation is further realized, and the shockproof effect is greatly improved.
In other embodiments of the present invention, the first and second damping devices are springs.
In other embodiments of the present invention, the anti-vibration system further comprises a housing fixed on the lower support and surrounding the reciprocating oscillating mechanism, wherein the inner wall of the housing is provided with a noise reduction and buffering material. The beneficial effect of adopting above-mentioned technical scheme is: through casing vibration isolation amortization for grind the appearance and be in the low noise level of shaking, greatly promote customer experience, reduce and disturb personnel on every side.
As shown in fig. 1, in other embodiments of the present invention, the sample adapter 24 includes an adapter base 241, a test tube holder 242 and a test tube 243, the outer circumference of the coupling inclined shaft portion 222 is sleeved with the inner ring of the bearing 23, the outer ring of the bearing 23 is sleeved with the mounting hole at the lower portion of the adapter base 241, the test tube holder 242 is fixed on the adapter base 241, and the test tube 243 is held between the clamping pieces of the test tube holder 242. The beneficial effect of adopting above-mentioned technical scheme is: the test tube clamping piece of convenient manufacturing, also be convenient for change the different grade type with the user demand of adaptation, reduction in production cost.
As shown in fig. 3 and 4, in other embodiments of the present invention, the motor 21 is mounted on the upper support 1 through a motor support 6, the motor support 6 includes a horizontal portion 61 that is attached and fixed to the surface of the upper support 1, a motor mounting portion 62 that is perpendicular to the horizontal portion 61, and two support ribs 63 that are perpendicular to the horizontal portion and the motor mounting portion, the number of the support ribs 63 is at least two, and the two support ribs 63 are respectively located on two sides of the motor output shaft. The elastic element 25 is at least two tension springs, the two tension springs are respectively positioned at two sides of the output shaft of the motor, one end of each tension spring is hooked on the hanging part 2411 on the adapter base body, and the other end of each tension spring is hooked on the support rib 63 of the motor support. The beneficial effect of adopting above-mentioned technical scheme is: the motor installation stability is improved, the tension springs are arranged oppositely, the assembly process is simple, and the manufacturing cost is reduced.
In other embodiments of the present invention, the elastic element is a rubber sheet, and both ends of the rubber sheet are respectively connected to the adapter base body and the motor support.
The above embodiments are only for illustrating the technical conception and the features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and the protection scope of the present invention can not be limited thereby, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.
Claims (9)
1. The utility model provides a take grinder of shockproof system which characterized in that includes:
an upper support;
the reciprocating oscillation mechanism comprises a motor, a coupling, a bearing, a sample adapter and an elastic element, wherein the motor is installed on the upper support, the coupling comprises a connecting shaft part and an inclined shaft part, the connecting shaft part is connected to an output shaft of the motor, the central axis of the inclined shaft part and the central axis of the output shaft of the motor are arranged at an angle, the sample adapter is installed on the outer circumference of the inclined shaft part on the coupling through the bearing, one end of the elastic element is connected to the sample adapter, and the other end of the elastic element is connected to the upper support or a part connected with the upper support;
a lower support installed below the upper support;
and the shockproof system at least comprises a first damping device arranged between the upper support and the lower support at one level.
2. The grinder with anti-vibration system of claim 1, wherein the first shock absorbing device is a spring damper, a hydraulic damper or a gas damper.
3. The grinder with anti-vibration system of claim 1, wherein the anti-vibration system further comprises a second vibration absorbing device installed below the lower support.
4. The grinder with anti-vibration system of claim 3, wherein the second shock absorbing device is a rubber damper, a spring damper, a hydraulic damper or a gas damper.
5. The grinder with a shock absorbing system as set forth in claim 3, wherein said shock absorbing system further includes a housing fixed to said lower support and surrounding said reciprocating oscillating mechanism, said housing having an inner wall provided with a sound deadening and buffering material.
6. The grinder with anti-vibration system according to claim 1, wherein the sample adapter includes an adapter base, a test tube holder, and a test tube, an inner race of the bearing is fitted around an outer circumference of the inclined shaft portion of the coupling, a mounting hole is formed in a lower portion of the adapter base and fitted around an outer race of the bearing, the test tube holder is fixed to the adapter base, and the test tube is held between jaws of the test tube holder.
7. The grinder with a shockproof system according to claim 6, wherein the motor is mounted on the upper support via a motor bracket, the motor bracket comprises a horizontal portion fixedly attached to the surface of the upper support, a motor mounting portion perpendicular to the horizontal portion, and at least two support ribs perpendicular to the horizontal portion and the motor mounting portion, and the two support ribs are respectively disposed on two sides of the output shaft of the motor.
8. The grinder with anti-vibration system as set forth in claim 7, wherein the elastic member is at least two tension springs, the two tension springs are respectively disposed on both sides of the output shaft of the motor, one end of each tension spring is connected to the hanging portion of the adapter base, and the other end of each tension spring is connected to the support rib of the motor bracket.
9. The grinder with anti-vibration system as set forth in claim 7, wherein the elastic member is a rubber sheet, and both ends of the rubber sheet are respectively connected to the adapter base and the motor bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921278957.7U CN210496647U (en) | 2019-08-08 | 2019-08-08 | Grinding instrument with shockproof system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921278957.7U CN210496647U (en) | 2019-08-08 | 2019-08-08 | Grinding instrument with shockproof system |
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| Publication Number | Publication Date |
|---|---|
| CN210496647U true CN210496647U (en) | 2020-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921278957.7U Active CN210496647U (en) | 2019-08-08 | 2019-08-08 | Grinding instrument with shockproof system |
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| CN (1) | CN210496647U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112934382A (en) * | 2021-04-09 | 2021-06-11 | 拓赫机电科技(上海)有限公司 | Grinding device with three-dimensional splayed motion trail |
-
2019
- 2019-08-08 CN CN201921278957.7U patent/CN210496647U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112934382A (en) * | 2021-04-09 | 2021-06-11 | 拓赫机电科技(上海)有限公司 | Grinding device with three-dimensional splayed motion trail |
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