CN214446690U

CN214446690U - Miniature section device of gel class high-molecular polymer

Info

Publication number: CN214446690U
Application number: CN202120196015.5U
Authority: CN
Inventors: 李亚林; 刘蕾; 关明玥; 杨晓龙; 李坤鹏; 刘毅; 彭江南
Original assignee: Henan Institute of Engineering
Current assignee: Henan Institute of Engineering
Priority date: 2021-01-25
Filing date: 2021-01-25
Publication date: 2021-10-22
Anticipated expiration: 2031-01-25

Abstract

The utility model provides a miniature section device of gel class macromolecular polymer, which comprises a bracket platform, the cutting bed, thick fine setting coaxial elevating system, splint and cutting blade, the vertical support of upper surface left side portion fixedly connected with of mounting platform, the left surface middle part fixedly connected with slide of cutting bed, thick fine setting coaxial elevating system is installed on vertical support and is driven the slide and slide from top to bottom at the right flank of vertical support along the fore-and-aft horizontal direction, a vertical branch of last fixed surface of slide is connected with, sliding connection has the horizontal stand on the vertical branch, splint fixed mounting is on the horizontal stand and is located the cutting bed directly over, the last fixed surface of vertical support is connected with vertical stand, the upper surface of vertical stand rotates and is connected with the horizontal pole, the horizontal pole is through two vertical screw rod fixedly connected with handle of a knife, cutting blade horizontal fixed mounting is on the handle of a knife. The utility model is simple in operation, swift high-efficient, section thickness is even complete, and the precision is high, and the suitability is strong, is suitable for the laboratory and generally promotes.

Description

Miniature section device of gel class high-molecular polymer

Technical Field

The utility model relates to a gel class high molecular polymer cutting technical field, specific theory relates to a miniature section device of gel class high molecular polymer.

Background

The gel-like high-molecular polymer is a hydrophilic polymer material in which high molecules are connected with each other under certain conditions to form a three-dimensional space network structure, has characteristics similar to biological tissues, and has various commercial uses because the structural properties enable it to absorb and store water far exceeding its own mass. In recent years, with the intensive research on material chemistry, gel polymers have become the focus of research of materials scientists, and have been widely applied to the fields of agriculture, medicine, industry and the like, and hydrogels with new structure and new properties have been developed endlessly and have huge development space and application prospects. Gel polymer slices are mostly used in the aspects of microscope observation and physicochemical analysis, however, the traditional slicing technology is to slice slices from the horizontal direction or from the outside to the inside rapidly by a razor or a blade by hands, the method has the defects of uneven slice thickness, unfixed polymer during operation, difficult cutting of thin slices with uniform thickness and integrity, and difficult operation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a miniature section device of gel class high molecular polymer, the utility model is simple in operation, swift high-efficient, section thickness is even complete, and the precision is high, and the suitability is strong, is suitable for the laboratory and generally promotes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a micro slicing device for gel high-molecular polymers comprises a support platform, a cutting table, a coarse and fine adjustment coaxial lifting mechanism, a clamping plate and a cutting blade, wherein the support platform, the cutting table and the clamping plate are arranged horizontally, the left side part of the upper surface of the support platform is fixedly connected with a vertical support, the middle part of the right side surface of the vertical support is vertically provided with a T-shaped chute with an opening on the upper side and the right side, the cutting table is positioned right above the support platform, the middle part of the left side surface of the cutting table is fixedly connected with a sliding seat, the left side surface of the sliding seat is integrally formed and fixedly provided with a T-shaped sliding block, the left side surface of the T-shaped sliding block is provided with a rack, the coarse and fine adjustment coaxial lifting mechanism is arranged on the vertical support along the front-back direction, the coarse and fine adjustment coaxial lifting mechanism is meshed with the rack to drive the T-shaped sliding block to slide up and down in the T-shaped chute, the upper surface of the sliding seat is fixedly connected with a vertical supporting rod, the horizontal support is connected with the vertical supporting rod in a sliding way, splint fixed mounting just is located the cutting bed directly over on the horizontal stand, the vertical stand of upper surface left side portion integrated into one piece fixedly connected with of vertical support, and the upper surface of vertical stand rotates and is connected with the horizontal pole, and the vertical screw rod that sets up side by side about two lower lateral part fixedly connected with of horizontal pole, fixedly connected with handle of a knife between the lower extreme of two vertical screw rods, and cutting blade level is through two set screw fixed mounting on the handle of a knife.

Horizontal bracket sets up and the upside for the level, the equal open door frame type connecting rod of downside and front side, the cross-section of vertical branch is the rectangle, penetrating and the same square hole with vertical branch cross sectional shape about the left end portion of horizontal bracket is seted up, vertical branch passes the square hole and with square hole sliding connection, the left end portion front side fixed mounting of horizontal bracket has locking bolt, locking bolt's rear end stretches into in the square hole and the roof pressure is at the leading flank of vertical branch, lateral part fixed connection is at the right-hand member front flank of horizontal bracket behind the outer circumference of splint.

The middle part of the upper surface of the cutting table is provided with an objective table, and the clamping plate is positioned right above the objective table.

Handle of a knife and cutting blade all set up along left right direction level, penetrating round hole about one is do not seted up to the left part and the right side part of handle of a knife, two round hole bilateral symmetry sets up, the lower extreme of two vertical screw rods corresponds respectively and passes two round holes, the equal threaded connection in lower part of every vertical screw rod has two tops and the below that are located the handle of a knife and presss from both sides the fastening bolt who fastens the fixed handle of a knife, the handle of a knife is located the objective table directly over, cutting blade's preceding lateral part fixed mounting is at the rear side middle part of handle of a knife, cutting blade's rear side is located the rear of handle of a knife.

The coarse fine adjustment coaxial lifting mechanism comprises a coarse fine adjustment knob and a fine adjustment knob, the coarse fine adjustment knob and the fine adjustment knob are symmetrically arranged in the front-back direction, the coarse fine adjustment knob and the fine adjustment knob on the front side are coaxially rotated and installed in the middle of the front side face of the vertical support, the coarse fine adjustment knob and the fine adjustment knob on the rear side are coaxially rotated and installed in the middle of the rear side face of the vertical support, and the coarse fine adjustment knob is sleeved outside the fine adjustment knob.

The utility model discloses relative prior art has substantive characteristics and progress, specifically speaking, the utility model discloses a working process and principle are: clockwise rotates the right-hand member of handle of a knife, make the handle of a knife, cutting blade, two vertical screw rods and horizontal pole rotate forward on the horizontal plane around vertical stand together, cutting blade's orbit shape is fan-shaped, until cutting blade is located the left front side of splint, place the rectangular block of gel class high molecular polymer of making in advance on the objective table again, unscrew the locking bolt, move the horizontal stand downwards, make splint push down and press from both sides tight rectangular block of gel class high molecular polymer, then tighten the locking bolt, make the horizontal stand fixed, calibrate coarse and accurate adjust knob and meticulous accurate adjust knob, make the zero scale mark alignment of coarse and accurate adjust knob and meticulous accurate adjust knob, rotate two coarse and accurate adjust knobs again, drive T type slider upwards move in T type spout, make the cutting table upwards move along with the slide, the height of objective table is surveyed, until cutting blade is located the rectangular high two-thirds of gel class high molecular polymer block, then the right end of the cutter handle is rotated anticlockwise, the cutter handle, the cutting blade, the two vertical screws and the cross bar rotate backwards on the horizontal plane around the vertical upright post, the cutting blade performs first horizontal cutting sweeping on the gel polymer cuboid block, when the rear side edge of the cutting blade rotates to the rear side of the gel polymer cuboid block, the cutting blade completely cuts a first horizontal plane on the gel polymer cuboid block, the right end of the cutter handle is rotated clockwise, the cutter handle, the cutting blade, the two vertical screws and the cross bar rotate forwards on the horizontal plane to an initial position around the vertical upright post to complete first horizontal cutting sweeping, then the height of the cutting table is accurately adjusted by rotating the two fine adjusting knobs according to the thickness of the required gel polymer slice, and the difference between the height of the cutting table and the initial height is equal to the thickness of the required gel polymer slice, and repeating the process of the first horizontal cutting sweep to ensure that the cutting blade completely cuts a second horizontal plane on the gel polymer cuboid block, finishing the second horizontal cutting sweep to obtain a gel polymer slice with required thickness, finally unscrewing the locking bolt, moving the horizontal support upwards to separate the clamping plate from the gel polymer cuboid block, taking out the gel polymer slice by using forceps, further using the taken out gel polymer slice for microscope observation and physicochemical analysis, and replacing the cutting blade by detaching the two positioning screws.

The utility model is simple in operation, swift high-efficient, section thickness is even complete, and the precision is high, and the suitability is strong, is suitable for the laboratory and generally promotes.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a left side view of the present invention.

Fig. 3 is a schematic structural view of the cutting blade and the handle of the present invention.

Detailed Description

The embodiments of the present invention will be further explained with reference to the drawings.

As shown in fig. 1-3, a micro-slicing device for gel high molecular polymer comprises a support stand 1, a cutting table 2, a coarse-fine adjustment coaxial lifting mechanism, a clamping plate 3 and a cutting blade 4, wherein the support stand 1, the cutting table 2 and the clamping plate 3 are all horizontally arranged, a vertical support 5 is fixedly connected to the left side part of the upper surface of the support stand 1, a T-shaped chute 6 with an upper side and a right side both open is vertically arranged in the middle of the right side surface of the vertical support 5, the cutting table 2 is positioned right above the support stand 1, a sliding base 7 is fixedly connected to the middle of the left side surface of the cutting table 2, a T-shaped sliding block 8 is fixedly formed on the left side surface of the sliding base 7, a rack (not shown) is arranged on the left side surface of the T-shaped sliding block 8, the coarse-fine adjustment coaxial lifting mechanism is installed on the vertical support 5 along the front-back horizontal direction, the coarse-fine adjustment coaxial lifting mechanism is meshed with the rack to drive the T-shaped sliding block 8 to slide up and down in the T-shaped chute 6, vertical branch 9 of last fixed surface of slide 7 is connected with, sliding connection has horizontal stand 10 on

vertical branch

9, 3 fixed mounting of splint are on horizontal stand 10 and are located cutting bed 2 directly over, the vertical stand 11 of upper surface left part integrated into one piece fixedly connected with of vertical support 5, the upper surface of vertical stand 11 rotates and is connected with horizontal pole 12, the vertical screw 13 that sets up side by side about two lower lateral part fixedly connected with of horizontal pole 12, fixedly connected with handle of a knife 14 between the lower extreme of two vertical screw 13, cutting blade 4 level is and through two set screw 20 fixed mounting on handle of a knife 14.

Horizontal bracket 10 is the level setting and upside, the equal open door frame type connecting rod of downside and front side, the cross-section of vertical branch 9 is the rectangle, penetrating and the same square hole with 9 cross sectional shape of vertical branch about the left end portion of horizontal bracket 10 has been seted up, vertical branch 9 passes the square hole and with square hole sliding connection, the left end portion leading flank fixed mounting of horizontal bracket 10 has locking bolt 15, locking bolt 15's rear end stretches into in the square hole and the roof pressure is at the leading flank of vertical branch 9, lateral part fixed connection is at the right-hand member leading flank of horizontal bracket 10 behind the outer circumference of splint 3.

The middle part of the upper surface of the cutting table 2 is provided with an object stage 16, and the clamping plate 3 is positioned right above the object stage 16.

Handle of a knife 14 and cutting blade 4 all set up along left right direction level, penetrating round hole 17 about one is seted up respectively to the left part and the right side part of handle of a knife 14, two round hole 17 bilateral symmetry sets up, two vertical screw 13's lower extreme corresponds respectively and passes two round holes 17, the equal threaded connection in lower part of every vertical screw 13 has two fastening bolt (not shown) that are located the top and the below of handle of a knife 14 and press from both sides fastening fixed handle of a knife 14, handle of a knife 14 is located the top of objective table 16, cutting blade 4's preceding lateral part fixed mounting is at the rear side middle part of handle of a knife 14, cutting blade 4's rear side is located handle of a knife 14's rear.

Coarse fine adjustment coaxial elevating system includes coarse accurate adjust knob 18 and meticulous accurate adjust knob 19, coarse accurate adjust knob 18 and meticulous accurate adjust knob 19 are all provided with two in the front-back symmetry, the equal coaxial rotation of coarse accurate adjust knob 18 and meticulous accurate adjust knob 19 of front side is installed at the leading flank middle part of vertical support 5, the equal coaxial rotation of coarse accurate adjust knob 18 and meticulous accurate adjust knob 19 of rear side is installed at the trailing flank middle part of vertical support 5, coarse accurate adjust knob 18 cover is in meticulous accurate adjust knob 19 outside.

The coarse and fine adjustment coaxial lifting mechanism is the prior art, and the structure and the working principle thereof are the same as the technical scheme in the 'focusing structure of a coarse and fine adjustment coaxial microscope' with the Chinese patent publication No. CN105842837B, and are not described herein again.

The utility model discloses a working process and principle are: clockwise rotates the right end of the handle 14, makes the handle 14, the cutting blade 4, two vertical screws 13 and the cross bar 12 rotate forward on the horizontal plane around the vertical column 11, the track shape of the cutting blade is fan-shaped, until the cutting blade 4 is positioned at the left front side of the clamping plate 3, then places the gel type high molecular polymer cuboid block which is made in advance on the objective table 16, unscrews the locking bolt 15, moves the horizontal bracket 10 downwards, makes the clamping plate 3 press and clamp the gel type high molecular polymer cuboid block, then screws the locking bolt 15, makes the horizontal bracket 10 fixed, calibrates the coarse and fine adjusting knob 18 and the fine and fine adjusting knob 19, makes the zero scale lines of the coarse and fine adjusting knob 18 and the fine and fine adjusting knob 19 align, then rotates the two coarse and fine adjusting knobs 18, drives the T-shaped sliding block 8 to move upwards in the T-shaped sliding chute 6, makes the cutting table 2 move upwards along with the sliding base 7, the height of the objective table 16 is visually observed until the cutting blade 4 is located at two thirds of the height of the gel polymer cuboid block, then the right end of the cutter handle 14 is rotated anticlockwise, so that the cutter handle 14, the cutting blade 4, the two vertical screws 13 and the cross bar 12 rotate backwards on the horizontal plane around the vertical upright post 11, the cutting blade 4 performs first horizontal cutting sweeping on the gel polymer cuboid block, when the rear side of the cutting blade 4 rotates to the rear side of the gel polymer cuboid block, namely the cutting blade 4 completely cuts out a first horizontal plane on the gel polymer cuboid block, then the right end of the cutter handle 14 is rotated clockwise, so that the cutter handle 14, the cutting blade 4, the two vertical screws 13 and the cross bar 12 rotate forwards on the horizontal plane around the vertical upright post 11 to an initial position, and the first horizontal cutting sweeping is completed, then, according to the thickness of the gel high molecular polymer slice, the height of the cutting table 2 is accurately adjusted by rotating two fine quasi-adjusting knobs 19, so that the difference between the height of the cutting table 2 and the initial height is equal to the thickness of the gel high molecular polymer slice, then the process of the first horizontal cutting sweep is repeated, so that the cutting blade 4 completely cuts a second horizontal plane on the gel high molecular polymer cuboid block, the second horizontal cutting sweep is completed, the gel high molecular polymer slice with the required thickness is obtained, finally, the locking bolt 15 is unscrewed, the horizontal bracket 10 is moved upwards, the clamping plate 3 is separated from the gel high molecular polymer cuboid block, the gel high molecular polymer slice is taken out by using tweezers, the taken out gel high molecular polymer slice is further used for microscope observation and physicochemical analysis, and two positioning screws 20 are removed, the cutting blade 4 can be replaced.

The above embodiments are only used for illustrating but not limiting the technical solution of the present invention, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that; the present invention may be modified or substituted with equivalents without departing from the spirit and scope of the invention, which should be construed as being limited only by the claims.

Claims

1. A miniature section device of gel class high-molecular polymer which characterized in that: comprises a support table, a cutting table, a coarse-fine adjustment coaxial lifting mechanism, a clamping plate and a cutting blade, wherein the support table, the cutting table and the clamping plate are all horizontally arranged, the left side part of the upper surface of the support table is fixedly connected with a vertical support, the middle part of the right side surface of the vertical support is vertically provided with a T-shaped chute with an opening on the upper side and the right side, the cutting table is positioned right above the support table, the middle part of the left side surface of the cutting table is fixedly connected with a slide seat, the left side surface of the slide seat is integrally formed and fixedly provided with a T-shaped slide block, the left side surface of the T-shaped slide block is provided with a rack, the coarse-fine adjustment coaxial lifting mechanism is arranged on the vertical support along the front-back horizontal direction, the coarse-fine adjustment coaxial lifting mechanism is meshed with the rack to drive the T-shaped slide block to slide up and down in the T-shaped chute, the upper surface of the slide seat is fixedly connected with a vertical support rod, the horizontal support is connected with the vertical support rod in a sliding way, the clamping plate is fixedly arranged on the horizontal support and positioned right above the cutting table, the upper surface left side portion integrated into one piece fixedly connected with vertical stand of vertical support, the upper surface of vertical stand rotates and is connected with the horizontal pole, and the lower side portion fixedly connected with of horizontal pole controls the vertical screw rod that sets up side by side about two, fixedly connected with handle of a knife between the lower extreme of two vertical screw rods, and cutting blade level is through two set screw fixed mounting on the handle of a knife.

2. The device for microtomy of a gel-like high molecular polymer according to claim 1, wherein: horizontal bracket sets up and the upside for the level, the equal open door frame type connecting rod of downside and front side, the cross-section of vertical branch is the rectangle, penetrating and the same square hole with vertical branch cross sectional shape about the left end portion of horizontal bracket is seted up, vertical branch passes the square hole and with square hole sliding connection, the left end portion front side fixed mounting of horizontal bracket has locking bolt, locking bolt's rear end stretches into in the square hole and the roof pressure is at the leading flank of vertical branch, lateral part fixed connection is at the right-hand member front flank of horizontal bracket behind the outer circumference of splint.

3. The device for microtomy of a gel-like high molecular polymer according to claim 2, wherein: the middle part of the upper surface of the cutting table is provided with an objective table, and the clamping plate is positioned right above the objective table.

4. The device for microtomy of a gel-like high molecular polymer according to claim 3, wherein: handle of a knife and cutting blade all set up along left right direction level, penetrating round hole about one is do not seted up to the left part and the right side part of handle of a knife, two round hole bilateral symmetry sets up, the lower extreme of two vertical screw rods corresponds respectively and passes two round holes, the equal threaded connection in lower part of every vertical screw rod has two tops and the below that are located the handle of a knife and presss from both sides the fastening bolt who fastens the fixed handle of a knife, the handle of a knife is located the objective table directly over, cutting blade's preceding lateral part fixed mounting is at the rear side middle part of handle of a knife, cutting blade's rear side is located the rear of handle of a knife.

5. The device for microtomy of a gel-like high molecular polymer according to claim 4, wherein: the coarse fine adjustment coaxial lifting mechanism comprises a coarse fine adjustment knob and a fine adjustment knob, the coarse fine adjustment knob and the fine adjustment knob are symmetrically arranged in the front-back direction, the coarse fine adjustment knob and the fine adjustment knob on the front side are coaxially rotated and installed in the middle of the front side face of the vertical support, the coarse fine adjustment knob and the fine adjustment knob on the rear side are coaxially rotated and installed in the middle of the rear side face of the vertical support, and the coarse fine adjustment knob is sleeved outside the fine adjustment knob.