CN211612936U - Tissue grinds appearance - Google Patents
Tissue grinds appearance Download PDFInfo
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- CN211612936U CN211612936U CN201922312371.4U CN201922312371U CN211612936U CN 211612936 U CN211612936 U CN 211612936U CN 201922312371 U CN201922312371 U CN 201922312371U CN 211612936 U CN211612936 U CN 211612936U
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Abstract
The utility model relates to a grinding device technical field especially relates to a tissue grinds appearance. The following technical scheme is adopted: a tissue grinding instrument comprises a machine body, a rocker arm and a grinding device, wherein a swinging device is arranged on the machine body and is in driving connection with the rocker arm, and a clamping device is arranged on the rocker arm and is used for clamping the grinding device; the swinging device comprises a driving motor, a driving wheel and a driven wheel, a rotatable first driving block is arranged at the position deviating from the circle center of the driving wheel, a rotatable second driving block is arranged at the same position of the driven wheel and the first driving block on the driving wheel, and the rocker arm is fixedly connected to the first driving block and the second driving block. The utility model has the advantages that: the driving wheel and the driven wheel are respectively provided with a rotatable driving block, the rocker arm is fixedly connected with the driving block on the driving wheel and the driven wheel, when the driving wheel rotates, the driving block on the rocker arm is driven to do circular motion, so that the rocker arm and the grinding device on the rocker arm are driven to do circular motion, and the grinding quality is improved.
Description
Technical Field
The utility model relates to a grinding device technical field especially relates to a tissue grinds appearance.
Background
The tissue grinder is a common tool for sample preparation in a laboratory, and is used for crushing, mixing, homogenizing, breaking cells and the like of a sample by oscillating tungsten carbide pellets or stainless steel pellets back and forth in a grinding tank or other grinding containers. Present tissue grinder adopts the mode of rolling to vibrate the grinding vessel to make the grinding ball bump the sample about in the grinding vessel and grind, to some samples that glue on the grinding vessel inner wall easily, because the grinding ball only is the side-to-side motion, can't effectively collide the sample on the inner wall, influenced the grinding quality.
Disclosure of Invention
An object of the utility model is to provide a tissue grinds appearance, specifically lies in providing a tissue grinds appearance that circular orbit vibrates.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a tissue grinding instrument comprises a machine body, a rocker arm and a grinding device, wherein a swinging device is arranged on the machine body and is in driving connection with the rocker arm, and a clamping device is arranged on the rocker arm and is used for clamping the grinding device; the swing device comprises a driving motor, a driving wheel and a driven wheel, the driving wheel is in driving connection with a rotating shaft of the driving motor, a rotatable first driving block is arranged at a position deviating from the circle center of the driving wheel, the driven wheel is the same as the driving wheel in size and is located on the same plane and at the same height, a rotatable second driving block is arranged at the same position of the driven wheel and the first driving block on the driving wheel, and the rocker arm is fixedly connected to the first driving block and the second driving block.
Furthermore, a fixed seat is arranged in the machine body, a fixed plate is vertically arranged on the fixed seat, the driving motor is fixedly arranged on the fixed seat, and the driving wheel and the driven wheel are rotatably arranged on the fixed plate.
Furthermore, the driving wheel and the driven wheel are connected with the fixing plate through bearings.
Furthermore, a first connecting column is arranged on the driving wheel, a second connecting column is arranged on the driven wheel, the first driving block is connected with the first connecting column through a bearing, and the second driving block is connected with the second connecting column through a bearing.
Further, clamping device on the rocking arm includes left splint, right splint, left adjusting screw and right adjusting screw, and left splint and right splint pass through the spout slidable and set up on the rocking arm, and left adjusting screw rotationally sets up on the rocking arm and drive connection left splint, and right adjusting screw rotationally sets up on the rocking arm and drive connection right splint.
Furthermore, the tail ends of the left adjusting screw rod and the right adjusting screw rod are fixedly connected, the thread direction of the left adjusting screw rod is opposite to that of the right adjusting screw rod, and the head end of the left adjusting screw rod and the head end of the right adjusting screw rod are both provided with adjusting knobs.
Furthermore, a connecting plate is arranged in the middle of the rocker arm, and the joint of the tail end of the left adjusting screw rod and the tail end of the right adjusting screw rod is connected with the connecting plate.
The utility model has the advantages that: through adopting the drive wheel and following the driving wheel complex mode, set up rotatable drive block respectively on drive wheel and follow driving wheel to with rocking arm and drive wheel and follow driving block fixed connection on the driving wheel, when the drive wheel rotates, will drive the drive block on it and be circular motion, thereby drive rocking arm and the grinding pot on it and be circular motion, thereby improve grinding quality.
Drawings
FIG. 1 is a drawing showing a structure of a tissue grinder in an embodiment, with the structure being disassembled;
FIG. 2 is a schematic diagram showing the overall structure of a tissue grinder according to an embodiment.
Detailed Description
Example 1: referring to fig. 1-2, a tissue grinder comprises a body 1, a rocker arm 2 and a grinding device 3, wherein the body 1 is provided with a swing device 4 in driving connection with the rocker arm 2, and the rocker arm 2 is provided with a clamping device 21 for clamping the grinding device 3; the swing device 4 comprises a driving motor 41, a driving wheel 42 and a driven wheel 43, the driving wheel 42 is in driving connection with a rotating shaft of the driving motor 41, a rotatable first driving block 421 is arranged at a position deviating from a circle center of the driving wheel 42, the driven wheel 43 and the driving wheel 42 have the same size and are located on the same plane and at the same height, a rotatable second driving block 431 is arranged at the same position of the driven wheel 43 and the first driving block 421 on the driving wheel 42, and the rocker arm 2 is fixedly connected to the first driving block 421 and the second driving block 431.
In this embodiment, the swing device 4 on the machine body 1 is used for driving the rocker arm 2 to make it swing and oscillate, so that the grinding device 3 fixed on the rocker arm 2 grinds, specifically, the swing track of the rocker arm 2 driven by the swing device 4 is circular, so that the grinding balls in the grinding device 3 can effectively collide with each direction in the grinding device, thereby improving the grinding quality. The specific driving principle of the oscillating device 4 is as follows: the driving motor 41 of the swing device 4 rotates to drive the driving wheel 42 to rotate, the first driving block 421 arranged at a position deviating from the center of the circle on the driving wheel 42 makes a circular motion around the center of the circle of the driving wheel 42 along with the rotation of the driving wheel 42, and if the rocker arm 2 is driven by only the first driving block 42 of the driving wheel 42, the rocker arm 2 also makes an overturning motion along with the driving wheel 4 when making the circular motion; therefore, the rocker arm 2 is fixed on the first driving block 421 and the second driving block 431, the position of the first driving block 421 on the driving wheel 42 is the same as the position of the second driving block 431 on the driven wheel 43, when the first driving block 421 makes circular motion, the second driving block 431 is driven to make circular motion together through the rocker arm 2, so as to drive the driven wheel 43 to rotate, and under the limitation of the second driving block 431 on the driven wheel 43, the rocker arm 2 only makes circular motion without turning over, so that a good grinding effect is achieved. Meanwhile, the driving wheel 42 and the driven wheel 43 are used for driving the rocker arm 2 at the same time, so that large moment generated in the swing grinding process of the rocker arm 2 can be effectively distributed, the burden on the driving wheel 42 and the driven wheel 43 is reduced, and the running stability of the equipment is improved.
Specifically, a fixing seat 11 is arranged in the machine body 1, a fixing plate 12 is vertically arranged on the fixing seat 11, the driving motor 41 is fixedly arranged on the fixing seat 11, and the driving wheel 42 and the driven wheel 43 are rotatably arranged on the fixing plate 12. Through set up fixing base 11 and fixed plate 12 in organism 1 and be used for fixed driving motor 41 and drive wheel 42, follow driving wheel 43 to improve equipment's stability, make rocking arm 2's swing orbit more stable, improve grinding quality. Specifically, the driving wheel 42 and the driven wheel 43 are connected with the fixing plate 12 through bearings, friction force when the driving wheel 42 and the driven wheel 43 rotate can be reduced, stability when the driving wheel 42 and the driven wheel 43 rotate can be improved, and grinding quality is improved.
Specifically, a first connecting column 422 is arranged on the driving wheel 42, a second connecting column 432 is arranged on the driven wheel 43, the first driving block 421 is connected with the first connecting column 422 through a bearing, and the second driving block 431 is connected with the second connecting column 432 through a bearing. First drive block 421 passes through the bearing and is connected with first spliced pole 422, and second drive block 431 passes through the bearing and is connected with second spliced pole 432, can reduce the frictional force when first drive block 421 and second drive block 431 rotate, and the stability when first drive block 421 and second drive block 431 rotate can be improved simultaneously, improves the grinding quality.
Specifically, the clamping device 21 on the rocker arm 2 includes a left clamping plate 22, a right clamping plate 23, a left adjusting screw 221 and a right adjusting screw 231, the left clamping plate 22 and the right clamping plate 23 are slidably disposed on the rocker arm 2 through a sliding slot 24, the left adjusting screw 221 is rotatably disposed on the rocker arm 2 and is in driving connection with the left clamping plate 22, and the right adjusting screw 231 is rotatably disposed on the rocker arm 2 and is in driving connection with the right clamping plate 23. The positions of the left and right clamping plates 22 and 23 can be adjusted by rotating the left and right adjustment screws 221 and 231, thereby clamping the grinding apparatus 3.
Furthermore, the tail ends of the left adjusting screw 221 and the right adjusting screw 231 are fixedly connected, the thread direction of the left adjusting screw 221 is opposite to the thread direction of the right adjusting screw 231, and both the head end of the left adjusting screw 221 and the head end of the right adjusting screw 231 are provided with adjusting knobs.
The ends of the left adjusting screw 221 and the right adjusting screw 231 are fixedly connected, when the left adjusting screw 221 is rotated to move the left splint 22 to the right, the left adjusting screw 221 drives the right adjusting screw 231 to rotate, since the thread directions of the left adjusting screw 221 and the right adjusting screw 231 are opposite, the right adjusting screw 231 drives the right clamping plate 23 to move leftwards, so that the left clamping plate 22 and the right clamping plate 23 move toward the middle at the same time, when the lengths of the left and right adjusting screws 221 and 231 are the same, and the initial positions of the left clamping plate 22 and the right clamping plate 23 are symmetrical, the left adjusting screw 221 or the right adjusting screw 231 is rotated, the positions of the left clamping plate 22 and the right clamping plate 23 are always kept bilaterally symmetrical, therefore, the grinding device 3 clamped on the left clamping plate 22 and the right clamping plate 23 is positioned in the middle of the rocker arm 2, so that the grinding device 3 is more stable when being shaken, and the grinding efficiency is improved.
Specifically, a connecting plate 25 is disposed in the middle of the rocker arm 2, the connecting portion between the end of the left adjusting screw 221 and the end of the right adjusting screw 231 is connected to the connecting plate 25, and screws can be screwed on the left adjusting screw 221 and the right adjusting screw 231, so that the left adjusting screw 221 and the right adjusting screw 231 are limited on the connecting plate 25.
Of course, the above is only the preferred embodiment of the present invention, and the application range of the present invention is not limited thereto, so all the equivalent changes made in the principle of the present invention should be included in the protection range of the present invention.
Claims (7)
1. A tissue grinder, characterized in that: the grinding machine comprises a machine body, a rocker arm and a grinding device, wherein a swinging device is arranged on the machine body and is in driving connection with the rocker arm, and a clamping device is arranged on the rocker arm and is used for clamping the grinding device; the swing device comprises a driving motor, a driving wheel and a driven wheel, the driving wheel is in driving connection with a rotating shaft of the driving motor, a rotatable first driving block is arranged at a position deviating from the circle center of the driving wheel, the driven wheel is the same as the driving wheel in size and is located on the same plane and at the same height, a rotatable second driving block is arranged at the same position of the driven wheel and the first driving block on the driving wheel, and the rocker arm is fixedly connected to the first driving block and the second driving block.
2. The tissue milling apparatus of claim 1, wherein: the internal fixing base that is provided with of organism, the last fixed plate that is provided with of fixing base perpendicularly, driving motor is fixed to be set up on the fixing base, and the drive wheel sets up on the fixed plate with following the driving wheel rotationally.
3. A tissue milling apparatus according to claim 2 wherein: the driving wheel and the driven wheel are connected with the fixing plate through bearings.
4. A tissue milling apparatus according to claim 3 wherein: the driving wheel is provided with a first connecting column, the driven wheel is provided with a second connecting column, the first driving block is connected with the first connecting column through a bearing, and the second driving block is connected with the second connecting column through a bearing.
5. A tissue milling apparatus according to any one of claims 1 to 4 wherein: clamping device on the rocking arm includes left splint, right splint, left adjusting screw and right adjusting screw, and left splint and right splint pass through spout slidable and set up on the rocking arm, and left adjusting screw rotationally sets up on the rocking arm and drive connection left splint, and right adjusting screw rotationally sets up on the rocking arm and drive connection right splint.
6. The tissue milling apparatus of claim 5, wherein: the tail end of the left adjusting screw rod is fixedly connected with the tail end of the right adjusting screw rod, the thread direction of the left adjusting screw rod is opposite to that of the right adjusting screw rod, and the head end of the left adjusting screw rod and the head end of the right adjusting screw rod are both provided with adjusting knobs.
7. The tissue milling apparatus of claim 6, wherein: the middle of the rocker arm is provided with a connecting plate, and the joint of the tail end of the left adjusting screw rod and the tail end of the right adjusting screw rod is connected with the connecting plate through a bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922312371.4U CN211612936U (en) | 2019-12-20 | 2019-12-20 | Tissue grinds appearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922312371.4U CN211612936U (en) | 2019-12-20 | 2019-12-20 | Tissue grinds appearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211612936U true CN211612936U (en) | 2020-10-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922312371.4U Active CN211612936U (en) | 2019-12-20 | 2019-12-20 | Tissue grinds appearance |
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| Country | Link |
|---|---|
| CN (1) | CN211612936U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113441252A (en) * | 2021-06-09 | 2021-09-28 | 佛山市南海区苏科大环境研究院 | Automatic three-dimensional grinding device |
-
2019
- 2019-12-20 CN CN201922312371.4U patent/CN211612936U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113441252A (en) * | 2021-06-09 | 2021-09-28 | 佛山市南海区苏科大环境研究院 | Automatic three-dimensional grinding device |
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