CN111964948A - Motion conversion device and slicer thereof - Google Patents
Motion conversion device and slicer thereof Download PDFInfo
- Publication number
- CN111964948A CN111964948A CN202010638028.3A CN202010638028A CN111964948A CN 111964948 A CN111964948 A CN 111964948A CN 202010638028 A CN202010638028 A CN 202010638028A CN 111964948 A CN111964948 A CN 111964948A
- Authority
- CN
- China
- Prior art keywords
- sample injection
- driving shaft
- guide rail
- circular ring
- motion conversion
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/06—Devices for withdrawing samples in the solid state, e.g. by cutting providing a thin slice, e.g. microtome
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/06—Devices for withdrawing samples in the solid state, e.g. by cutting providing a thin slice, e.g. microtome
- G01N2001/065—Drive details
- G01N2001/066—Drive details electric
Abstract
An embodiment of the present invention provides a motion conversion apparatus, including: a guide rail (11); a slider (15); a main frame (13); a sample introduction host (14) connected with the main frame (13) through a guide rail (11) and a slide block (15); and a driving shaft (12) connected with the sample injection host (14); wherein, the sample introduction host (14) comprises a chute (141), the driving shaft (12) comprises a circular ring, and the circular ring is arranged in the chute (141); when the driving shaft (12) rotates, the circular ring rolls in the sliding groove (141) in a reciprocating mode, and the sample injection main machine (14) makes reciprocating linear motion under the action of the guide rail (11), the sliding block (15) and the driving shaft (12). According to the embodiment of the invention, the main frame is connected with the sample injection main machine through the guide rail, and the sample injection main machine is connected with the driving shaft through the sliding chute and the circular ring, so that the rotating motion of the driving shaft is converted into the reciprocating linear motion of the sample injection main machine.
Description
Technical Field
The invention relates to the technical field of slicing machines, in particular to a motion conversion device and a slicing machine thereof.
Background
The rotary microtome is suitable for the production of thin paraffin sections in the fields of biology, medicine and industrial research. As shown in fig. 1, a rotary microtome generally comprises a main body 1, a sample positioning device 2, a knife holder 3, a collection tray 4, and a hand wheel 5. The paraffin block embedded with the tissue sample is fixed on the sample positioning device 2, and the paraffin block can be sliced through the sample feeding mechanism in the main body 1, the sample positioning device 2 and the knife rest 3.
In the slicing process, an operator drives the sampling mechanism and the sample positioning device 2 in the main body 1 to move up and down by rotating the hand wheel 5 to slice. Such a mechanical drive requires that the rotational movement of the hand wheel 5 be translated into a reciprocating linear movement of the sample positioning device 2. In addition, the sampling mechanism, the sample positioning device 2, the sample and the parts linked with the sampling mechanism in the main body 1 are completely driven by manpower of an operator, and the operator is more laboursome when rotating the hand wheel.
Disclosure of Invention
The embodiment of the invention provides a motion conversion device, and aims to solve the problems that in the prior art, when the rotary motion of a hand wheel is converted into the reciprocating linear motion of a sample injection host, the operation is laborious, and the production efficiency of related structural parts is low.
In a first aspect, there is provided a motion conversion apparatus comprising:
a guide rail (11);
sliding block (15)
A main frame (13);
the sample injection host (14) is connected with the main frame (13) through the guide rail (11) and the sliding block (15); and
a driving shaft (12) connected with the sample injection host (14);
wherein the sample injection host (14) comprises a chute (141), the drive shaft (12) comprises a circular ring, and the circular ring is arranged in the chute (141); when the driving shaft (12) rotates, the circular ring rolls in the sliding groove (141) in a reciprocating mode, and the sample injection main machine (14) makes reciprocating linear motion under the action of the guide rail (11), the sliding block (15) and the driving shaft (12).
In a second aspect, a microtome is provided, comprising a main body (1), a sample positioning device (2), a knife holder (3), a collection tray (4) and a hand wheel (5), the main body (1) comprising a motion conversion device as described above.
According to the embodiment of the invention, the main frame is connected with the sample injection main machine through the guide rail and the sliding block, and the sample injection main machine is connected with the driving shaft through the sliding chute and the circular ring, so that the rotary motion of the driving shaft is converted into the reciprocating linear motion of the sample injection main machine; and the cooperation of spout and ring does not have high demand to the processing technology and the assembly process of relevant structure spare, has promoted the production efficiency of relevant structure spare, and the rolling friction between spout and the ring has solved the arduous problem of operation.
Drawings
The foregoing and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic view of a microtome provided in accordance with an embodiment of the present invention;
FIG. 2 is a schematic diagram of a motion transformation apparatus according to an embodiment of the present invention;
fig. 3 is a partial schematic view of a motion conversion device according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar modules or modules having the same or similar functionality throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.
According to the embodiment of the invention, the main frame is connected with the sample injection main machine through the guide rail and the sliding block, and the sample injection main machine is connected with the driving shaft through the sliding chute and the circular ring, so that the rotary motion of the driving shaft is converted into the reciprocating linear motion of the sample injection main machine; and the cooperation of spout and ring does not have high demand to the processing technology and the assembly process of relevant structure spare, has promoted the production efficiency of relevant structure spare, and the rolling friction between spout and the ring has solved the arduous problem of operation.
Example one
Fig. 2 is a schematic view of a motion conversion device provided in an embodiment of the present invention. As shown in fig. 1 and 2, the motion conversion device includes a guide rail 11, a driving shaft 12, a main frame 13, a sample injection main frame 14, and a slider 15. The motion conversion means is contained in the main body 1.
In the embodiment of the invention, one end of the driving shaft 12 is provided with a hand wheel 5, and the other end passes through the main frame 13 and is connected with the sample injection main machine 14. The sample introduction host 14 is connected with the main frame 13 through the guide rail 11 and the slide block 15, and the slide block 15 is fixed with a base (not shown in the figure) in the main frame 13; when the sample injection main unit 14 moves up and down, the positions of the base and the sample injection main unit 14 are relatively fixed, that is, the positions of the slide block 15 and the sample injection main unit 14 are relatively fixed. The sample positioning device 2 (not shown) is installed at one end of the sample injection host 14 extending out of the main frame 13. The driving shaft 12 can rotate under the drive of the hand wheel 5, and the sample injection host 14 can do reciprocating linear motion up and down under the combined action of the driving shaft 12, the guide rail 11 and the slide block 15.
Fig. 3 is a partial schematic view of a motion conversion device provided in an embodiment of the present invention. As shown in fig. 2 and 3, one end of the main frame 13 extends out of the sample injection main unit 14, and the other end is housed in the main frame 13. The connecting line of the two ends is in the horizontal direction. A chute 141 is provided on the side of the sample injection main unit 14 parallel to the direction of the connecting line of the two ends. The chute 141 is housed closer to one end of the main frame 13. The guide rail 11 and the slider 15 connect the main frame 13 and the sample injection main machine 14 in the vertical direction, that is, the guide rail 11 and the slider 15 are perpendicular to the sample injection main machine 14 in the vertical plane.
The driving shaft 12 is perpendicular to the sample injection main unit 14 in the horizontal plane. The drive shaft 12 includes a circular ring, which is disposed in the slide groove 141. When the driving shaft 12 rotates, the circular ring rolls in the sliding groove 141 in a reciprocating manner, and the sample injection main machine 14 makes a reciprocating linear motion under the combined action of the guide rail 11, the sliding block 15 and the driving shaft 12. In addition, the sliding groove 141 and the circular ring are in rolling fit, so that friction is small, and the problem of labor waste in operation is solved.
In an embodiment of the present invention, the ring may be the bearing 121. Preferably, the bearing 121 is a deep groove ball bearing or a needle bearing.
In the embodiment of the present invention, the driving shaft 12 further includes a turntable 122 and a driving main shaft 123, one end of the turntable 122 is connected to the bearing 121, and the driving main shaft 123 is fixedly connected to the middle portion of the turntable 122. When drive spindle 123 rotates, turntable 122 rotates bearing 121 about the axis of drive spindle 123. The slide groove 141 and the bearing 121 are matched in a rolling manner, so that the requirements on the machining process and the assembling process of the slide groove 141, the bearing 121, the turntable 122, the driving spindle 123 and other structural components are not high, and the production efficiency of related structural components is improved. According to the embodiment of the invention, the main frame is connected with the sample injection main machine through the guide rail and the sliding block, and the sample injection main machine is connected with the driving shaft through the sliding chute and the circular ring, so that the rotary motion of the driving shaft is converted into the reciprocating linear motion of the sample injection main machine; and the cooperation of spout and ring does not have high demand to the processing technology and the assembly process of relevant structure spare, has promoted the production efficiency of relevant structure spare, and the rolling friction between spout and the ring has solved the arduous problem of operation.
Example two
As shown in fig. 1 and 2, an embodiment of the present invention provides a microtome including a main body 1, a sample positioning device 2, a knife holder 3, a collection tray 4, and a hand wheel 5. The body 1 comprises a motion transformation device as described in the first embodiment.
For convenience of operation, in the embodiment of the present invention, the hand wheel 5 is disposed at one end of the driving shaft 12 and exposed to the body 1.
According to the embodiment of the invention, the main frame is connected with the sample injection main machine through the guide rail and the sliding block, and the sample injection main machine is connected with the driving shaft through the sliding chute and the circular ring, so that the rotary motion of the driving shaft is converted into the reciprocating linear motion of the sample injection main machine; and the cooperation of spout and ring does not have high demand to the processing technology and the assembly process of relevant structure spare, has promoted the production efficiency of relevant structure spare, and the rolling friction between spout and the ring has solved the arduous problem of operation.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (7)
1. A motion conversion apparatus, comprising:
a guide rail (11);
a slider (15);
a main frame (13);
the sample injection host (14) is connected with the main frame (13) through the guide rail (11) and the sliding block (15); and
a driving shaft (12) connected with the sample injection host (14);
wherein the sample injection host (14) comprises a chute (141), the drive shaft (12) comprises a circular ring, and the circular ring is arranged in the chute (141); when the driving shaft (12) rotates, the circular ring rolls in the sliding groove (141) in a reciprocating mode, and the sample injection main machine (14) makes reciprocating linear motion under the action of the guide rail (11), the sliding block (15) and the driving shaft (12).
2. The motion conversion device according to claim 1, wherein the chute (141) is parallel to the sample injection main body (14), and the guide rail (11) and the slider (15) are perpendicular to the sample injection main body (14).
3. A motion transformation device according to claim 1, characterized in that the ring is a bearing (121).
4. A motion conversion device according to claim 3, characterized in that the bearing (121) is a deep groove ball bearing or a needle bearing.
5. The motion conversion apparatus according to any one of claims 1 to 4, wherein the driving shaft (12) further comprises a turntable (122) and a driving spindle (123), one end of the turntable (122) is connected with the circular ring, and the driving spindle (123) is fixedly connected to the middle of the turntable (122); when the driving spindle (123) rotates, the turntable (122) drives the circle to rotate around the axis of the driving spindle (123).
6. Microtome, comprising a body (1), a sample positioning device (2), a knife holder (3), a collection tray (4) and a hand wheel (5), the body (1) comprising a motion conversion device according to any of claims 1-5.
7. The slicer according to claim 6, wherein the handwheel (5) is arranged at one end of the drive shaft (12) and exposed to the body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010638028.3A CN111964948A (en) | 2020-07-06 | 2020-07-06 | Motion conversion device and slicer thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010638028.3A CN111964948A (en) | 2020-07-06 | 2020-07-06 | Motion conversion device and slicer thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111964948A true CN111964948A (en) | 2020-11-20 |
Family
ID=73360993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010638028.3A Pending CN111964948A (en) | 2020-07-06 | 2020-07-06 | Motion conversion device and slicer thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111964948A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070227330A1 (en) * | 2006-03-30 | 2007-10-04 | Leica Microsystems Nussloch Gmbh | Microtome |
| CN103575564A (en) * | 2012-07-27 | 2014-02-12 | 徕卡生物系统努斯洛克有限公司 | Microtome having an auto-rocking mode |
| CN206752170U (en) * | 2017-04-20 | 2017-12-15 | 广州视源电子科技股份有限公司 | A kind of shaker mechanism and clothing care machine |
| CN206862674U (en) * | 2017-06-08 | 2018-01-09 | 王跃 | Pathologic section slicer |
| CN207464346U (en) * | 2017-11-30 | 2018-06-08 | 徕卡显微系统(上海)有限公司 | Coarse feed device and with its rotary microtom |
| CN207522703U (en) * | 2017-11-30 | 2018-06-22 | 徕卡显微系统(上海)有限公司 | Slicer |
| CN208888024U (en) * | 2018-10-16 | 2019-05-21 | 金华市益迪医疗设备有限公司 | A kind of pathologic section slicer automatic tool preset mechanism |
| CN110887685A (en) * | 2018-09-10 | 2020-03-17 | 中国科学院自动化研究所 | Ultrathin slicing machine and knife table thereof |
-
2020
- 2020-07-06 CN CN202010638028.3A patent/CN111964948A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070227330A1 (en) * | 2006-03-30 | 2007-10-04 | Leica Microsystems Nussloch Gmbh | Microtome |
| CN103575564A (en) * | 2012-07-27 | 2014-02-12 | 徕卡生物系统努斯洛克有限公司 | Microtome having an auto-rocking mode |
| CN206752170U (en) * | 2017-04-20 | 2017-12-15 | 广州视源电子科技股份有限公司 | A kind of shaker mechanism and clothing care machine |
| CN206862674U (en) * | 2017-06-08 | 2018-01-09 | 王跃 | Pathologic section slicer |
| CN207464346U (en) * | 2017-11-30 | 2018-06-08 | 徕卡显微系统(上海)有限公司 | Coarse feed device and with its rotary microtom |
| CN207522703U (en) * | 2017-11-30 | 2018-06-22 | 徕卡显微系统(上海)有限公司 | Slicer |
| CN110887685A (en) * | 2018-09-10 | 2020-03-17 | 中国科学院自动化研究所 | Ultrathin slicing machine and knife table thereof |
| CN208888024U (en) * | 2018-10-16 | 2019-05-21 | 金华市益迪医疗设备有限公司 | A kind of pathologic section slicer automatic tool preset mechanism |
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Address after: 518057 room 1901, block a, building 9, area C, Wanke Yuncheng phase III, Liuxin 4th Road, Xili community, Xili street, Nanshan District, Shenzhen City, Guangdong Province Applicant after: RWD LIFE SCIENCE Co.,Ltd. Address before: 518057 201, Beiter building, No.11, North 4th Road, Gaoxin, songpingshan community, Xili street, Nanshan District, Shenzhen City, Guangdong Province Applicant before: RWD LIFE SCIENCE Co.,Ltd. |