CN106239574B - The cam mechanism of slicer - Google Patents
The cam mechanism of slicer Download PDFInfo
- Publication number
- CN106239574B CN106239574B CN201610803989.9A CN201610803989A CN106239574B CN 106239574 B CN106239574 B CN 106239574B CN 201610803989 A CN201610803989 A CN 201610803989A CN 106239574 B CN106239574 B CN 106239574B
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- CN
- China
- Prior art keywords
- slicer
- screw mandrel
- cam mechanism
- control
- rod
- Prior art date
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
- B26D1/04—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member
- B26D1/06—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D5/20—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting with interrelated action between the cutting member and work feed
- B26D5/22—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting with interrelated action between the cutting member and work feed having the cutting member and work feed mechanically connected
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/06—Arrangements for feeding or delivering work of other than sheet, web, or filamentary form
- B26D7/0608—Arrangements for feeding or delivering work of other than sheet, web, or filamentary form by pushers
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses a kind of cam mechanism of slicer, including：Elastic component, between installing plate and spacing ring；Bounce back control block, is enclosed on outside on screw mandrel, side is hinged with installing plate；Fixed disk, is relatively fixed with screw mandrel；The depth of part is more than the depth of lower part on slip locating part, the groove coordinated with the control-rod with the control block that bounces back, groove；Upper jacking block, for making control-rod be located at the upper part of groove；Lower jacking block, for making control-rod be located at the lower part of groove, drives retraction control block to rotate.Mobile base of the present invention is displaced downwardly to after minimum point, screw mandrel can be made to bounce back, and is prevented glutinous knife, can be effectively protected sample and blade.
Description
Technical field
The present invention relates to biological tissue section machine, and in particular to the cam mechanism of slicer.
Background technology
In last century mid-term, as people are to the continuous understanding of disease and research, except being examined by naked eyes from substantially tissue
Disconnected disease, also diagnoses the illness, this is accomplished by the biological tissue the thin of 5um or so is made with greater need for from institutional framework and cellular change
Piece is observed under the microscope, thus generates the slicer of biological tissue, and biological tissue is arranged on embedding frame by paraffin, so
Embedding frame is arranged on embedding frame chuck afterwards, is cut into slices by blade.
It is the schematic diagram of existing slicer as shown in Figure 1, Mobile base 2 is slidably arranged on support 1, passes through handwheel or electronic
Mechanism can control Mobile base 2 to be moved back and forth on support 1 along along A directions, and sample feeding mechanism is provided with Mobile base 2 and sample is solid
Determine mechanism, sample feeding mechanism includes unilateral bearing 4, and the outer ring of unilateral bearing 4 has lug boss 5, and inner ring is connected with screw mandrel, screw mandrel and sample
Product fixed mechanism coordinates, and when screw mandrel is rotated sample fixed mechanism can be driven to be moved along B directions, and sample feeding mechanism also includes being used for
The back-moving spring 3 for resetting lug boss 5, slicer also includes being arranged on the feeding that the top of lug boss 5 is used to coordinate with lug boss 5
Eccentric disc 6, specifically, side wall when lug boss 5 is moved upwards with feeding eccentric disc 6 is contradicted, because Mobile base 2 may proceed to upwards
Motion, so the relative initial position of lug boss 5 can be rotated, the position of eccentric disc 6 is fed by adjusting can control Mobile base 2 every
It is secondary to move up angle that rear projection portion relative initial position rotates and (inner ring is driven when lug boss is rotated and is connected with inner ring
Screw mandrel is rotated together), i.e., it can control the amount of feeding of each sample fixed mechanism, and when Mobile base 2 moves down (lug boss 5
During away from feeding eccentric disc 6) because the effect of back-moving spring 3, lug boss 5, which is rotated, to be resetted, due to being unilateral bearing, lug boss 5
Screw mandrel can't be driven to rotate during reset, so, by the reciprocating motion of Mobile base 2, sample fixed mechanism can be made gradually to move
The dynamic blades fit with slicer, carries out sectioning.
But Fig. 1 slicer is operationally, rear sample fixed mechanism of having imposed uniformity without examining individual cases can not be bounced back, and machine is fixed in sample
During structure is with Mobile base 2 upwards motion, blade can be contacted with sample, glutinous knife phenomenon easily occurred, not only broken up sample,
It is easily reduced the service life of blade.
The content of the invention
The present invention is in view of the above-mentioned problems, overcome at least one not enough, it is proposed that a kind of cam mechanism of slicer.
The technical scheme that the present invention takes is as follows：
A kind of cam mechanism of slicer, the slicer includes support, the Mobile base being slidably arranged on support, described
Sample feeding mechanism is installed, sample feeding mechanism includes unilateral bearing, and the inner ring of unilateral bearing is connected with screw mandrel, the movement on Mobile base
Seat includes the through hole that there is screw mandrel to pass through on installing plate, installing plate, and the screw mandrel has spacing ring, the unilateral bearing and limit
Position ring is located at the both sides of the through hole respectively, and the cam mechanism includes：
Elastic component, is set on screw mandrel, and positioned between installing plate and spacing ring；
Bounce back control block, is enclosed on outside on the screw mandrel, and is located between unilateral bearing and installing plate, and the one of retraction control block
Side is hinged with the installing plate, and the side wall of retraction control block has control-rod；
Fixed disk, is located at the same side, fixed disk is relatively fixed with screw mandrel with retraction control block and unilateral bearing；
Locating part is slided, is slidably arranged on Mobile base, sliding locating part has the groove coordinated with the control-rod, institute
Stating the bottom wall of groove includes two parts up and down, and the depth of its middle and upper part point is more than the depth of lower part；
Upper jacking block, is arranged on the top for sliding locating part, coordinates with sliding locating part touching, recessed for being located at control-rod
The upper part of groove；
Lower jacking block, is arranged on the lower section for sliding locating part, coordinates with sliding locating part touching, recessed for being located at control-rod
The lower part of groove, drives retraction control block to rotate.
Spacing ring is set to prevent screw mandrel from being removed to unilateral bearing side, side of the screw mandrel away from screw mandrel sets retraction control
Clamp dog, unilateral bearing and fixed disk and fixed disk and screw mandrel are relatively fixed so that screw mandrel can be reliably mounted at installing plate
On；, can when the design that elastic component and contracting control block are hinged with installing plate is so that control-rod is to away from the rotation of spacing ring side
Drive screw mandrel, unilateral bearing and fixed disk to bounce back simultaneously certain distance, that is, realize retraction, and when control-rod no longer stress,
In the presence of elastic component, screw mandrel unilateral bearing and fixed disk reset；Slide the design of locating part, upper jacking block and lower jacking block
During so that Mobile base being moved back and forth, what control-rod can be spaced coordinates with upper and bottom section, specifically, when Mobile base is downward
During motion, now blade is once cut with sample, after Mobile base is moved to minimum point, and lower jacking block is touched with sliding locating part
Cooperation is touched, control-rod is located at the lower part of groove, drives retraction control block to be rotated to the side away from spacing ring, screw mandrel is returned
Contracting, when Mobile base is moved up, blade will not be contacted with sample, will not stick knife, and be moved to after peak, upper jacking block and cunning
Dynamic locating part touching coordinates, and control-rod is located at the upper part of groove, i.e. screw mandrel and resets, so as to ensure normal feeding
Amount, can normally be cut into slices when moving down, and so on, and cam mechanism can prevent glutinous knife, protection sample and knife
Piece.
Optionally, mounting disc is fixed with the installing plate, the retraction control block is hinged with the mounting disc.
Optionally, the slicer includes being rotatablely equipped with rotating bar in mounting seat, the mounting seat, the lower jacking block peace
In rotating bar.
By setting mounting seat and rotating bar to control the work of cam mechanism, specifically, when rotating rotating bar, energy
Enough make lower jacking block no longer with sliding locating part touching, now retraction function can just be closed.
Optionally, the elastic component is disk spring.
Optionally, there is pad between butterfly spring and through hole.
Optionally, the side of installing plate dorsad unilateral bearing has circular trough, and the spacing ring coordinates with the circular trough.
Optionally, the lateral wall of the control-rod is cylinder.
Optionally, the upper part and lower part arc-shaped transition.
Optionally, the control-rod is located at side of the retraction control block away from hinged place.
So set torque larger, ensure that the reliable progress of retraction.
Optionally, the Mobile base has chute, and chute bottom has the spacing hole of bar shaped, the slip locating part and institute
Slide cooperation is stated, and is coordinated by spacing hole described in connector.
The beneficial effects of the invention are as follows：Spacing ring is set to prevent screw mandrel from being removed to unilateral bearing side, screw mandrel is remote
The side of screw mandrel sets retraction control block, unilateral bearing and fixed disk and fixed disk and screw mandrel are relatively fixed so that screw mandrel energy
Enough it is reliably mounted on installing plate；The design that elastic component and contracting control block are hinged with installing plate is so that control-rod is to away from limit
When position ring side is rotated, can drive screw mandrel, the unilateral bearing and fixed disk certain distance that bounces back simultaneously is realized and is bounced back, and
When control-rod no longer stress, in the presence of elastic component, screw mandrel unilateral bearing and fixed disk reset；Slide locating part, on
When the design of jacking block and lower jacking block make it that Mobile base is moved back and forth, what control-rod can be spaced matches somebody with somebody with upper and bottom section
Close, specifically, when Mobile base is moved downward, now blade is once cut with sample, when Mobile base is moved to minimum point
Afterwards, lower jacking block coordinates with sliding locating part touching, control-rod is located at the lower part of groove, drives retraction control block to away from limit
The side of position ring is rotated, and screw mandrel is bounced back, when Mobile base is moved up, blade will not be contacted with sample, will not stick knife, and move
Move to peak, upper jacking block coordinates with sliding locating part touching, control-rod is located at the upper part of groove, i.e. screw mandrel and reset,
So as to ensure the normal amount of feeding, can normally it be cut into slices when moving down, and so on, cam mechanism can
Prevent glutinous knife, protection sample and blade.
Brief description of the drawings：
Fig. 1 is the schematic diagram of existing slicer；
Fig. 2 is the structural representation of slicer of the present invention with cam mechanism；
Fig. 3 is the structural representation at slicer another visual angle of the present invention with cam mechanism；
Fig. 4 is the broken away view of the partial structurtes of slicer of the present invention with cam mechanism.
Each reference is in figure：
1st, support, 2, Mobile base, 3, back-moving spring, 4, unilateral bearing, 5, lug boss, 6, feeding eccentric disc, 7, installing plate,
8th, mounting disc, 9, upper jacking block, 10, chute, 11, spacing hole, 12, slide locating part, 13, lower jacking block, 14, rotating bar, 15, install
Seat, 16, control-rod, 17, fixed disk, 18, retraction control block, 19, groove, 20, upper part, 21, lower part, 22, circular trough,
23rd, screw mandrel, 24, pad, 25, elastic component, 26, spacing ring.
Embodiment：
With reference to each accompanying drawing, the present invention is described in detail.
As shown in Fig. 2,3 and 4, a kind of slicer with cam mechanism, slicer includes the structure described in background technology,
Include support 1, Mobile base 2, back-moving spring 3, unilateral bearing 4, lug boss 5 and feeding eccentric disc 6 etc., wherein Mobile base 2
Be slidably arranged on support 1, sample feeding mechanism be installed on Mobile base 2, sample feeding mechanism includes unilateral bearing 4, unilateral bearing 4 it is interior
Circle is connected with screw mandrel 23, and Mobile base 2 includes the through hole that there is screw mandrel to pass through on installing plate 7, installing plate, and screw mandrel has spacing ring
26, unilateral bearing 4 is located at the both sides of through hole with spacing ring 26 respectively, and cam mechanism includes：
Elastic component 25, is set on screw mandrel 23, and positioned between installing plate 1 and spacing ring 26；
Bounce back control block 18, is enclosed on outside on screw mandrel 23, and positioned at the control block 18 that between unilateral bearing 4 and installing plate 7, bounces back
Side be hinged with installing plate, retraction control block side wall there is control-rod 16；
Fixed disk 17, is located at the same side, fixed disk 17 is relatively solid with screw mandrel 23 with retraction control block 18 and unilateral bearing 4
It is fixed；
Locating part 12 is slided, is slidably arranged on Mobile base 2, sliding locating part 12 has the groove coordinated with control-rod
19, the bottom wall of groove includes two parts up and down, and the depth of its middle and upper part point 20 is more than the depth of lower part 21；
Upper jacking block 9, is arranged on the top for sliding locating part 12, coordinates with sliding locating part touching, for making control-rod position
In the upper part 20 of groove；
Lower jacking block 13, is arranged on the lower section for sliding locating part 12, coordinates with sliding locating part touching, for making control-rod position
In the lower part 21 of groove, retraction control block 18 is driven to rotate.
In the present embodiment, mounting disc 8 is fixed with installing plate 7, retraction control block 18 is hinged with mounting disc.
As shown in Figures 2 and 3, in the present embodiment, slicer includes being rotatablely equipped with rotating bar in mounting seat 15, mounting seat
14, lower jacking block 13 is arranged in rotating bar 14.By setting mounting seat and rotating bar to control the work of cam mechanism, specifically
, when rotating rotating bar, it can make lower jacking block no longer with sliding locating part touching, now retraction function can just be closed.
As shown in figure 4, in the present embodiment, elastic component 25 is disk spring, there is pad between butterfly spring and through hole
24；Installing the side of backboard 7 to unilateral bearing 4 has circular trough 22, and spacing ring 26 coordinates with circular trough 22.
In the present embodiment, the lateral wall of control-rod 16 is cylinder.
In the present embodiment, upper part 20 and the lower arc-shaped transition of part 21.
In the present embodiment, control-rod 16 is located at 18 pieces of sides away from hinged place of retraction control.So set torque compared with
Greatly, it ensure that the reliable progress of retraction.
In the present embodiment, Mobile base 2 has chute 10, and the bottom of chute 10 has the spacing hole 11 of bar shaped, slides spacing
Part 12 is slidably matched with chute 10, and is coordinated by connector spacing hole.
The present embodiment sets spacing ring to prevent screw mandrel from being removed to unilateral bearing side, and side of the screw mandrel away from screw mandrel is set
Put back into contracting control block, unilateral bearing and fixed disk and fixed disk and screw mandrel are relatively fixed so that screw mandrel can be installed reliably
On a mounting board；The design that elastic component and contracting control block are hinged with installing plate is so that control-rod is rotated to away from spacing ring side
When, screw mandrel, unilateral bearing and fixed disk can be driven while the certain distance that bounces back, that is, realize retraction, and work as control-rod no longer
During stress, in the presence of elastic component, screw mandrel unilateral bearing and fixed disk reset；Slide locating part, upper jacking block and lower top
When the design of block make it that Mobile base is moved back and forth, what control-rod can be spaced coordinates with upper and bottom section, specifically, when shifting
When dynamic seat is moved downward, now blade is once cut with sample, after Mobile base is moved to minimum point, and lower jacking block is with sliding
Locating part touching coordinates, and control-rod is located at the lower part of groove, drives retraction control block to be rotated to the side away from spacing ring,
Screw mandrel is set to bounce back, when Mobile base is moved up, blade will not be contacted with sample, will not stick knife, and be moved to after peak, on
Jacking block coordinates with sliding locating part touching, control-rod is located at the upper part of groove, i.e. screw mandrel and resets, normal so as to ensure
The amount of feeding, can normally be cut into slices when moving down, and so on, cam mechanism can prevent glutinous knife, protect sample
Product and blade.
The preferred embodiments of the present invention are the foregoing is only, the scope of patent protection of the present invention is not thereby limited, it is all
It is the equivalent structure transformation made with description of the invention and accompanying drawing content, is directly or indirectly used in other related technologies
Field, similarly includes within the scope of the present invention.
Claims (10)
1. a kind of cam mechanism of slicer, the slicer includes support, the Mobile base being slidably arranged on support, the shifting
Sample feeding mechanism is installed, sample feeding mechanism includes unilateral bearing, and the inner ring of unilateral bearing is connected with screw mandrel, and its feature exists on dynamic seat
In the Mobile base includes the through hole that there is screw mandrel to pass through on installing plate, installing plate, and the screw mandrel has spacing ring, described
Unilateral bearing is located at the both sides of the through hole with spacing ring respectively, and the cam mechanism includes：
Elastic component, is set on screw mandrel, and positioned between installing plate and spacing ring；
Bounce back control block, is enclosed on outside on the screw mandrel, and positioned between unilateral bearing and installing plate, the side for the control block that bounces back with
The installing plate is hinged, and the side wall of retraction control block has control-rod；
Fixed disk, is located at the same side, fixed disk is relatively fixed with screw mandrel with retraction control block and unilateral bearing；
Locating part is slided, is slidably arranged on Mobile base, sliding locating part has the groove coordinated with the control-rod, described recessed
The bottom wall of groove includes two parts up and down, and the depth of its middle and upper part point is more than the depth of lower part；
Upper jacking block, is arranged on the top for sliding locating part, coordinates with sliding locating part touching, for making control-rod be located at groove
Upper part；
Lower jacking block, is arranged on the lower section for sliding locating part, coordinates with sliding locating part touching, for making control-rod be located at groove
Lower part, drives retraction control block to rotate.
2. the cam mechanism of slicer as claimed in claim 1, it is characterised in that be fixed with mounting disc on the installing plate,
The retraction control block is hinged with the mounting disc.
3. the cam mechanism of slicer as claimed in claim 1, it is characterised in that the slicer includes mounting seat, described
Rotating bar is rotatablely equipped with mounting seat, the lower jacking block is arranged in rotating bar.
4. the cam mechanism of slicer as claimed in claim 1, it is characterised in that the elastic component is disk spring.
5. the cam mechanism of slicer as claimed in claim 4, it is characterised in that there is pad between butterfly spring and through hole
Piece.
6. the cam mechanism of slicer as claimed in claim 1, it is characterised in that the side tool of installing plate dorsad unilateral bearing
There is circular trough, the spacing ring coordinates with the circular trough.
7. the cam mechanism of slicer as claimed in claim 1, it is characterised in that the lateral wall of the control-rod is cylinder
Shape.
8. the cam mechanism of slicer as claimed in claim 7, it is characterised in that the upper part and lower part arc mistake
Cross.
9. the cam mechanism of slicer as claimed in claim 1, it is characterised in that it is remote that the control-rod is located at retraction control block
From the side of hinged place.
10. the cam mechanism of slicer as claimed in claim 1, it is characterised in that the Mobile base has chute, chute bottom
Portion has the spacing hole of bar shaped, and the slip locating part coordinates with the slide, and is matched somebody with somebody by spacing hole described in connector
Close.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610803989.9A CN106239574B (en) | 2016-08-25 | 2016-08-25 | The cam mechanism of slicer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610803989.9A CN106239574B (en) | 2016-08-25 | 2016-08-25 | The cam mechanism of slicer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106239574A CN106239574A (en) | 2016-12-21 |
| CN106239574B true CN106239574B (en) | 2017-10-20 |
Family
ID=57599290
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610803989.9A Active CN106239574B (en) | 2016-08-25 | 2016-08-25 | The cam mechanism of slicer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106239574B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109849087A (en) * | 2017-11-30 | 2019-06-07 | 徕卡显微系统(上海)有限公司 | Retracting device and feed mechanism with it |
| CN109849086A (en) * | 2017-11-30 | 2019-06-07 | 徕卡显微系统(上海)有限公司 | Retracting device and feed mechanism with it |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0421617Y2 (en) * | 1986-03-28 | 1992-05-18 | ||
| US5452636A (en) * | 1994-01-13 | 1995-09-26 | Ethicon, Inc. | Cutter assembly |
| JPH09207092A (en) * | 1996-01-31 | 1997-08-12 | Komatsu Electron Metals Co Ltd | Method and device for cutting prepared hole for abrasive cloth |
| CN105619505A (en) * | 2015-12-21 | 2016-06-01 | 嵊州市意海电机配件厂 | Cloth slitter |
| CN205928779U (en) * | 2016-08-25 | 2017-02-08 | 浙江省金华市科迪仪器设备有限公司 | Slicer go back to mechanism of contracting |
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2016
- 2016-08-25 CN CN201610803989.9A patent/CN106239574B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106239574A (en) | 2016-12-21 |
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