CN112248054A

CN112248054A - Biological assay section device

Info

Publication number: CN112248054A
Application number: CN202011042308.4A
Authority: CN
Inventors: 李世军; 金立波; 赵海洋; 李斌; 李小芬
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-28
Filing date: 2020-09-28
Publication date: 2021-01-22

Abstract

The invention discloses a biological experiment slicing device, which comprises a stand column and a placing plate, wherein a slicing assembly is arranged on the placing plate, the slicing assembly comprises a cylinder, mounting plates, guide rods, a lead screw, a sliding block, adjusting blocks, limiting pins, connecting rods, a cutter and a rotating shaft, two ends of the two mounting plates are both mounted on the placing plate through the cylinder, two ends of the two guide rods are fixedly mounted on the two mounting plates, a plurality of adjusting blocks are movably sleeved on the guide rods, the upper middle parts of the guide rods are respectively provided with a through hole, the lead screw penetrates through the through hole, two ends of the adjusting blocks are rotatably mounted in the two mounting plates, one end of the adjusting blocks extends to the outside of the mounting plates and is connected with a driving piece, the sliding block is in threaded mounting on the lead screw, the rotating shaft is rotatably mounted on the sliding block, the adjusting blocks and the mounting plates far, through setting up the section subassembly, practicality and section efficiency have been improved.

Description

Biological assay section device

Technical Field

The invention relates to the technical field of biology, in particular to a biological experiment slicing device.

Background

In the biological experiment process, sometimes, in order to observe the basic structure and morphology of plant tissues and cells more clearly, plant cutting is often performed on a plant sample.

The slice thickness that current section device surely goes out is inhomogeneous, and the tissue is cut incompletely, is unfavorable for going on of later stage experiment, also can not carry out accurate regulation to section thickness simultaneously.

Disclosure of Invention

The invention aims to provide a biological experiment slicing device to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a biological experiment slicing device comprises a stand column and a placing plate, wherein a slicing component is arranged on the placing plate, the slicing assembly comprises an air cylinder, mounting plates, guide rods, a screw rod, a slide block, adjusting blocks, a limiting pin, a connecting rod, a cutter and a rotating shaft, wherein two ends of the two mounting plates are both mounted on the placing plate through the air cylinder, two ends of the two guide rods are fixedly mounted on the two mounting plates, the adjusting blocks are movably sleeved on the guide rods, through holes are respectively formed in the upper middle parts of the guide rods, the screw rod penetrates through the through holes, the two ends are rotatably mounted in the two mounting plates, one end of the adjusting blocks extends to the, the slide block is arranged on the screw rod in a threaded manner, the slide block, the adjusting block and the mounting plate far away from one end of the slide block are respectively provided with a rotating shaft in a rotating manner, a plurality of connecting rods are arranged on the rotating shaft in a rotating manner, and the outer ends of the adjacent connecting rods are hinged through limiting pins, and the cutter is fixedly installed on the lower surface of the adjusting block.

As a further scheme of the invention: the driving piece comprises a driving motor and a driving belt, the driving motor is fixedly installed on the installation plate, and the output end of the driving motor is connected with the lead screw through the driving belt.

As a further scheme of the invention: the regulating block has five, all installs the cutter.

As a further scheme of the invention: install between two mounting panels than to the board, be provided with the second scale mark than to the board.

As a further scheme of the invention: the screw rod is far away from driving piece one end and extends to the mounting panel and be connected with first carousel outward, be provided with the antiskid cover on the first carousel.

As a further scheme of the invention: the improved anti-collision device is characterized in that an auxiliary assembly is arranged on the placing plate and comprises a placing groove, a touch plate, a second rotary table, a threaded rod and first scale marks, the placing groove is formed in the placing plate, the touch plate is slidably mounted in the placing groove, the threaded rod is rotatably mounted on the side wall of the placing groove and one end of the threaded rod is rotatably mounted on the touch plate, the other end of the threaded rod is fixedly connected with the second rotary table, and the first scale marks are arranged on the placing plates on two sides of the placing groove.

As a further scheme of the invention: the cutter both sides are provided with the clamp plate, the clamp plate includes lagging, pressure strip and reset spring, and lagging fixed mounting is on the regulating block, and pressure strip upper end activity cover is established in the lagging and be provided with reset spring between the lagging.

Compared with the prior art, the invention has the beneficial effects that:

by arranging the slicing assembly, when the article is sliced, the article is placed on the placing plate, the four cylinders are synchronously driven to descend through the controller, and the cutter can slice the article; meanwhile, if the size of the slice needs to be adjusted, the lead screw is driven to rotate through the driving piece, the lead screw rotates to drive the sliding block to move along the lead screw, and then the adjusting blocks are driven to move along the guide rod through the connecting rods which are hinged with each other, and the distances between the adjacent adjusting blocks are always the same, so that the distances between the same cutters are the same, the sizes of articles cut by the cutters are the same, and the practicability and the slicing efficiency are improved;

through setting up the clamp plate, when cylinder during operation, the clamp plate at first with wait to cut the contact of article, fix, then at the decline in-process of cutter, compress reset spring makes article firmly fix the back and is slicing, has improved slicing quality and practicality.

Drawings

Fig. 1 is a schematic structural diagram of a biological experimental slicing device.

Fig. 2 is a front view of the biological experimental sectioning apparatus.

Fig. 3 is a top view of the biological experimental sectioning apparatus.

Fig. 4 is a schematic structural diagram of a pressing plate in the biological experiment slicing device.

In the figure: 1-upright column, 2-placing plate, 3-cylinder, 4-mounting plate, 5-driving motor, 6-driving belt, 7-guide rod, 8-comparison plate, 9-lead screw, 10-slide block, 11-regulating block, 12-limit pin, 13-connecting rod, 14-first rotary table, 15-placing groove, 16-touch plate, 17-second rotary table, 18-threaded rod, 19-first scale mark, 20-second scale mark, 21-pressing plate, 2101-sleeve plate, 2102-pressing plate, 2103-reset spring, 22-cutter and 23-rotating shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that, if there is a directional indication (such as up, down, left, right, front, and back) in the embodiment of the present invention, it is only used to explain the relative position relationship between the components, the motion situation, and the like in a certain posture, and if the certain posture is changed, the directional indication is changed accordingly.

In addition, if the description of "first", "second", etc. is referred to in the present invention, it is used for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

Example 1

Referring to fig. 1-4, a slicing device for biological experiments comprises a vertical column 1 and a placing plate 2, wherein the placing plate 2 is provided with a slicing assembly, the slicing assembly is not limited in specific type, in this embodiment, preferably, the slicing assembly comprises a cylinder 3, a mounting plate 4, guide rods 7, a screw rod 9, a slider 10, adjusting blocks 11, a limiting pin 12, a connecting rod 13, a cutter 22 and a rotating shaft 23, both ends of the two mounting plates 4 are mounted on the placing plate 2 through the cylinder 3, both ends of the two guide rods 7 are fixedly mounted on the two mounting plates 4, a plurality of adjusting blocks 7 are movably sleeved on the upper middle portions of the guide rods 7 and are respectively provided with a through hole, the screw rod 9 penetrates through the through hole, both ends are rotatably mounted in the two mounting plates 4, one end of the two adjusting blocks extends to the mounting plate 4 and is externally connected with a driving member, the slider 10 is threadedly mounted on the screw rod 9, the slider 10, the connecting rods 13 are rotatably arranged on the rotating shaft 23, the outer ends of the adjacent connecting rods 13 are hinged through the limiting pins 12, the cutter 22 is fixedly arranged on the lower surface of the adjusting block 11, when an object is placed on the placing plate 2 for slicing, the four cylinders 3 are synchronously driven to descend through the controller, and then the cutter 22 can slice the object; meanwhile, when the size of the slice needs to be adjusted, the screw rod 9 is driven to rotate through the driving piece, the screw rod 9 rotates to drive the sliding block 10 to move along the screw rod 9, and then the plurality of adjusting blocks 11 are driven to move along the guide rod 7 through the plurality of mutually hinged connecting rods 13, and the distance between the adjacent adjusting blocks 11 is always the same, so that the distance between the same cutters 22 is ensured to be the same, and the size of the article cut by the cutters 22 is the same.

Specifically, the specific type of the driving member is not limited, and in this embodiment, preferably, the driving member includes a driving motor 5 and a driving belt 6, the driving motor 5 is fixedly mounted on the mounting plate 4, and the output end is connected with the lead screw 9 through the driving belt 6, and the lead screw 9 is driven to rotate through the driving motor 5, so as to complete the adjustment of the cutter 22.

Specifically, the specific number of the adjusting blocks 11 is not limited, and in this embodiment, preferably, five adjusting blocks 11 are provided, and the cutters 22 are all installed, so that the slicing efficiency is improved.

Specifically, in order to improve the accuracy of section size, install between two mounting panels 4 than to board 8, than being provided with second scale mark 20 on board 8, through second scale mark 20 can be accurate see out the distance between the adjacent regulating block 11, and then connect the distance between the cutter 22.

Further, in order to improve the practicality, lead screw 9 is kept away from driving piece one end and is extended to mounting panel 4 external connection and have first carousel 14, be provided with the antiskid cover on the first carousel 14, when the driving piece can not normally work, also can drive lead screw 9 through rotating first carousel 14 and rotate, and then accomplish regulating block 11 and cutter 22's regulation, improved the practicality.

Further, in order to determine the cutting position of the article, an auxiliary assembly is disposed on the placing plate 2, the specific type of the auxiliary assembly is not limited, in this embodiment, preferably, the auxiliary assembly includes a placing groove 15, a contact plate 16, a second rotary table 17, a threaded rod 18 and a first scale mark 19, the placing groove 15 is disposed on the placing plate 2, the contact plate 16 is slidably mounted in the placing groove 15, the threaded rod 18 is threadedly mounted on a side wall of the placing groove 15, one end of the threaded rod is rotatably mounted on the contact plate 16, the other end of the threaded rod is fixedly connected to the second rotary table 17, the first scale mark 19 is disposed on the placing plate 2 at two sides of the placing groove 15, since the first cutter 22 is fixedly mounted on the mounting plate 4, when the distance between the cutters 22 is adjusted, the threaded rod 18 is driven to be adjusted on the placing plate 2 by rotating the second rotary table 17 until the distance between the first cutter 22 and the contact plate 16 is the same as the distance between the adjacent cutters 22, and starting the cylinder 3, and completing the sheet.

The working principle of the invention is as follows:

when the article is sliced, when the article is placed on the placing plate 2, the four cylinders 3 are synchronously driven by the controller to descend simultaneously, and then the cutter 22 can slice the article; simultaneously, when needs adjust sliced size, drive lead screw 9 through the driving piece and rotate, lead screw 9 rotates and drives slider 10 and remove along lead screw 9, and then drives a plurality of regulating blocks 11 through a plurality of articulated connecting rods 13 each other and remove along guide arm 7, and the distance between the adjacent regulating block 11 is the same all the time to guaranteed that the distance between the same cutter 22 is the same, makeed the article size that cutter 22 surely goes out the same, improved the practicality.

Example 2

In order to improve the slicing quality, the present embodiment is further improved on the basis of embodiment 1, and the improvement lies in that: the utility model discloses a cutting knife 22, including cutter 22, pressing plate 21, cutting knife shell, adjusting block 2101, pressing plate 2102 and reset spring 2103, the concrete type of pressing plate 21 does not add the restriction, in this embodiment, preferentially, pressing plate 21 includes lagging 2101, pressing plate 2102 and reset spring 2103, lagging 2101 fixed mounting is on regulating block 11, pressing plate 2102 upper end activity cover establish in lagging 2101 and be provided with reset spring 2103 between the lagging 2101, when cylinder 3 during operation, pressing plate 2102 at first with wait to cut the article contact, fix, then in the descending process of cutter 22, compression reset spring 2103 makes article after firmly fixing at the section, improved section quality and practicality.

In conclusion, by arranging the slicing assembly, when the articles are sliced, the four cylinders 3 are synchronously driven by the controller to descend simultaneously when the articles are placed on the placing plate 2, and then the cutter 22 can slice the articles; meanwhile, if the size of the slice needs to be adjusted, the lead screw 9 is driven to rotate by the driving piece, the lead screw 9 rotates to drive the sliding block 10 to move along the lead screw 9, and then the adjusting blocks 11 are driven to move along the guide rod 7 by the connecting rods 13 which are hinged with each other, and the distances between the adjacent adjusting blocks 11 are always the same, so that the distances between the same cutters 22 are ensured to be the same, the sizes of the articles cut by the cutters 22 are the same, and the practicability and the slicing efficiency are improved;

through setting up clamp plate 21, when cylinder 3 during operation, clamp plate 2102 at first with wait to cut the article contact, fix, then at cutter 22's the in-process that descends, compress reset spring 2103, make article firmly fix the back at the section, improved section quality and practicality.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A biological experiment slicing device comprises a stand column (1) and a placing plate (2), and is characterized in that a slicing assembly is arranged on the placing plate (2), the slicing assembly comprises a cylinder (3), mounting plates (4), guide rods (7), a screw rod (9), a sliding block (10), adjusting blocks (11), limiting pins (12), a connecting rod (13), a cutter (22) and a rotating shaft (23), two ends of the two mounting plates (4) are respectively mounted on the placing plate (2) through the cylinder (3), two ends of the two guide rods (7) are fixedly mounted on the two mounting plates (4), the adjusting blocks (7) are movably sleeved on the guide rods (7) and are respectively provided with a through hole at the upper middle part, the screw rod (9) penetrates through the through holes, the two ends are rotatably mounted in the two mounting plates (4), one end of the two ends of the two adjusting blocks extends to the mounting plates (4) and is externally connected with a driving piece, the sliding block, slider (10), regulating block (11) and keep away from all to rotate on mounting panel (4) of slider (10) one end and install pivot (23), a plurality of connecting rod (13) are rotated and are installed in pivot (23), and just adjacent connecting rod (13) outer end is articulated through spacer pin (12), cutter (22) fixed mounting is at regulating block (11) lower surface.

2. The biological experiment slicing device according to claim 1, wherein the driving member comprises a driving motor (5) and a driving belt (6), the driving motor (5) is fixedly installed on the mounting plate (4), and the output end is in driving connection with the screw rod (9) through the driving belt (6).

3. The device for slicing biological samples according to claim 1, wherein said adjusting blocks (11) are provided with five cutters (22).

4. Biological experimental slicing device according to claim 1, characterized in that a contrast plate (8) is mounted between the two mounting plates (4), and a second graduation mark (20) is arranged on the contrast plate (8).

5. The biological experiment slicing device according to claim 1, wherein one end of the screw rod (9) far away from the driving piece extends to the mounting plate (4) and is externally connected with a first rotating disc (14), and the first rotating disc (14) is provided with an anti-skid sleeve.

6. The biological experiment slicing device according to claim 1, wherein the placing plate (2) is provided with auxiliary components, the auxiliary components comprise a placing groove (15), an abutting plate (16), a second rotary table (17), a threaded rod (18) and first scale marks (19), the placing groove (15) is arranged on the placing plate (2), the abutting plate (16) is slidably mounted in the placing groove (15), the threaded rod (18) is threadedly mounted on the side wall of the placing groove (15), one end of the threaded rod is rotatably mounted on the abutting plate (16), the other end of the threaded rod is fixedly connected with the second rotary table (17), and the first scale marks (19) are arranged on the placing plate (2) on two sides of the placing groove (15).

7. The biological experiment slicing device according to any one of claims 1 to 6, wherein pressing plates (21) are arranged on two sides of the cutter (22), the pressing plates (21) comprise a sleeve plate (2101), a pressing plate (2102) and a return spring (2103), the sleeve plate (2101) is fixedly arranged on the adjusting block (11), the upper end of the pressing plate (2102) is movably sleeved in the sleeve plate (2101) and the return spring (2103) is arranged between the pressing plate and the sleeve plate (2101).