CN214870759U - Circular filter paper shearing mechanism - Google Patents
Circular filter paper shearing mechanism Download PDFInfo
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- CN214870759U CN214870759U CN202022771483.9U CN202022771483U CN214870759U CN 214870759 U CN214870759 U CN 214870759U CN 202022771483 U CN202022771483 U CN 202022771483U CN 214870759 U CN214870759 U CN 214870759U
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Abstract
The utility model relates to a laboratory paraphernalia technical field specifically discloses a circular filter paper shearing mechanism, including base and rolling disc. Fixedly connected with vertical fixed axle on the base rotates on the fixed axle and is provided with the rolling disc, has seted up the different nested chamber of a plurality of internal diameters on the rolling disc, and the cutting section of thick bamboo that has different diameters is nested in the inside liftable in nested chamber, and the below of cutting section of thick bamboo is provided with first spring in the inside in nested chamber, and first spring makes the cutting section of thick bamboo upwards lift up. The top of fixed axle rotates the one end of connecting at the handle, and fixed connection is in the one end of pressing the depression bar on the handle, rotates the handle and makes the decline of pressing the depression bar and press at a cutting section of thick bamboo, and a cutting section of thick bamboo descends and carries out the circular cutting to filter paper. The bottom of pressing the depression bar rotates and is provided with the rotation wheel, presses the fixed cutting bed that is provided with of depression bar below at the upper surface of base. The utility model discloses the advantage: simple structure, convenient operation, it is convenient to adjust, and the cutting effect is good, the facilitate promotion is implemented.
Description
Technical Field
The utility model relates to a laboratory paraphernalia technical field specifically is a circular filter paper shearing mechanism.
Background
It is well known to those who perform experiments in the laboratory that it is often necessary to separate solids from liquids. One tool that is often used is a buchner funnel. However, cutting the filter paper is troublesome, both in consideration of the diameter of the filter paper and in consideration of the radian of the filter paper. The conventional method for cutting filter paper in the laboratory is to use scissors. The filter paper is cut out of a circle, and the time consumption is long.
Chinese patent (publication No. CN 202147291U, publication No. 2012.02.22) discloses a filter paper cutter. The ruler comprises a ruler body with scales, wherein a cutter sliding along the ruler body is arranged on the ruler body, a rotating shaft is fixedly connected to the middle of the ruler body, and the rotating shaft is rotatably connected with a pressing block positioned at the bottom of the rotating shaft. By adopting the technical scheme, the slidable cutter is connected on the ruler body with scales, so that when the filter paper is circularly cut, the filter paper is pressed flat by the pressing block, the position of the cutter on the ruler body is adjusted according to the diameter of the required filter paper, then the ruler body is rotated, and the filter paper is cut into the required size by the cutter. The shears are inconvenient to operate, incomplete in circular cutting and inconvenient to popularize and implement.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a circular filter paper shearing mechanism to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a circular filter paper shearing device comprises a base and a rotating disc. Fixedly connected with vertical fixed axle on the base rotates on the fixed axle and is provided with the rolling disc, has seted up the different nested chamber of a plurality of internal diameters on the rolling disc, and the cutting section of thick bamboo that has different diameters is nested in the inside liftable in nested chamber, and the below of cutting section of thick bamboo is provided with first spring in the inside in nested chamber, and first spring makes the cutting section of thick bamboo upwards lift up. The top of fixed axle rotates the one end of connecting at the handle, and fixed connection is in the one end of pressing the depression bar on the handle, rotates the handle and makes the decline of pressing the depression bar and press at a cutting section of thick bamboo, and a cutting section of thick bamboo descends and carries out the circular cutting to filter paper. The bottom of pressing the depression bar rotates and is provided with the rotation wheel, rotates the setting of wheel and has reduced the frictional force between pressing the depression bar and the cutting section of thick bamboo, makes the pushing down of cutting section of thick bamboo more smooth and easy. According to the fixed cutting bed that is provided with of upper surface of pressing the pole below at the base, place the filter paper that will need the cutting on the cutting bed to be convenient for cut.
As a further aspect of the present invention: the cutting cylinder and the nesting cavity are of inverted convex structures, and the collar is fixedly arranged on the periphery of the bottom of the cutting cylinder below the rotating disc, so that the cutting cylinder is prevented from sliding out of the nesting cavity.
As a further aspect of the present invention: the bottom of base is provided with the slipmat, and the setting up of slipmat has increased the frictional force of base, makes placing of base more stable.
As a further aspect of the present invention: the ball chamber has been seted up on the lateral wall of fixed axle to the corresponding position according to the pressure lever, the inside in ball chamber is rotated and is provided with the ball, the inboard of ball is provided with the second spring in the inside in ball chamber, the second spring makes the ball move to the outside, the ball groove has been seted up at the inside wall of rolling disc to the corresponding position of a cutting section of thick bamboo, the rolling disc nestification is on the fixed axle, under the effect of second spring, the ball nestification is in the inside in ball groove, thereby make the rolling disc fix on the fixed axle, make location convenient and fast, and the work efficiency is improved.
As a further aspect of the present invention: the ball chamber is the cylindric structure of convex style of calligraphy in cross-section to avoided ball roll-off ball chamber, increased the wholeness in ball and ball chamber.
As a further aspect of the present invention: be provided with a plurality of cutting flutes on the cutting bed, cutting flute corresponds with the cutting section of thick bamboo of each different diameter to the cutting of filter paper of being convenient for.
As a further aspect of the present invention: the fixed dead lever that is provided with in the inside of nested chamber, the dead lever setting is in the inside of cutting a section of thick bamboo, and the tip of dead lever passes a cutting section of thick bamboo and fixes on the inner wall in nested chamber, and a cutting section of thick bamboo can go up and down relative to the dead lever. The bottom of the fixed rod is fixedly connected with a pressing sheet. When the cutting cylinder rises, the pressing sheet ejects out the filter paper embedded at the bottom of the cutting cylinder, so that the filter paper can be taken out conveniently and quickly.
As a further aspect of the present invention: the dead lever is T style of calligraphy structure, has increased the stability that the dead lever is connected.
Compared with the prior art, the beneficial effects of the utility model are that: the filter paper to be cut is placed on the cutting table, the filter paper to be cut in the size and the type of the filter paper is rotated to the position below the pressing rod, the handle is rotated to enable the pressing rod to descend and press the cutting cylinder, and the cutting cylinder descends to perform circular cutting on the filter paper. The bottom of the cutting cylinder is pressed against the filter paper, and the filter paper is cut. After cutting, the cutting cylinder is lifted under the action of the first spring, and the cut filter paper is taken out. Cutting convenient and fast cuts convenient and fast. The utility model discloses the advantage: simple structure, convenient operation, it is convenient to adjust, and the cutting effect is good, the facilitate promotion is implemented.
Drawings
FIG. 1 is a schematic structural view of a circular filter paper shearing apparatus.
Fig. 2 is a schematic structural view of a cutting cylinder in a circular filter paper shearing apparatus.
Fig. 3 is a schematic structural view of a fixed shaft in a circular filter paper cutting apparatus.
In the figure, a base 1, a cutting table 2, a rotating wheel 3, a pressing rod 4, a handle 5, a cutting cylinder 6, a rotating disc 7, a fixed shaft 8, a cutting groove 9, a non-slip mat 10, an embedded cavity 11, a first spring 12, a fixed rod 13, a pressing sheet 14, a ball groove 15, a ball cavity 16, a second spring 17 and balls 18.
Detailed Description
In order to clearly understand the technical features, objects and effects of the present invention, the present invention will now be described with reference to the accompanying drawings.
Example 1
Referring to fig. 1 to 3, a circular filter paper cutting apparatus includes a base 1 and a rotary disk 7. The bottom of base 1 is provided with slipmat 10, and the setting up of slipmat 10 has increased the frictional force of base 1, makes placing of base 1 more stable. The vertical fixed shaft 8 is fixedly connected to the base 1, the rotating disc 7 is arranged on the fixed shaft 8 in a rotating mode, a plurality of nested cavities 11 with different inner diameters are formed in the rotating disc 7, the inner portions of the nested cavities 11 can ascend and descend and are nested with cutting barrels 6 with different diameters, a first spring 12 is arranged inside the nested cavities 11 below the cutting barrels 6, and the cutting barrels 6 are lifted upwards through the first spring 12. The cutting cylinder 6 and the nesting cavity 11 are both of inverted convex structures, and a ferrule is fixedly arranged below the rotating disc 7 at the periphery of the bottom of the cutting cylinder 6, so that the cutting cylinder 6 is prevented from sliding out of the nesting cavity 11. The top of the fixed shaft 8 is rotatably connected to one end of a handle 5, the handle 5 is fixedly connected to one end of a pressing rod 4, the handle 5 is rotated to enable the pressing rod 4 to descend and press a cutting cylinder 6, and the cutting cylinder 6 descends to perform circular cutting on filter paper. The bottom of pressing the depression bar 4 rotates and is provided with and rotates wheel 3, rotates the setting of wheel 3 and has reduced the frictional force between pressing the depression bar 4 and the cutting section of thick bamboo 6, makes the pushing down of cutting section of thick bamboo 6 more smooth and easy.
According to the fixed cutting bed 2 that is provided with of the upper surface of 4 below on the base 1 of pressing rod, place the filter paper that will need the cutting on cutting bed 2 to be convenient for cut. The cutting table 2 is provided with a plurality of cutting grooves 9, and the cutting grooves 9 correspond to the cutting cylinders 6 with different diameters, so that the filter paper can be conveniently cut. The ball chamber 16 has been seted up on the lateral wall of fixed axle 8 to the corresponding position of pressing rod 4, the inside rotation in ball chamber 16 is provided with ball 18, the inboard of ball 18 is provided with second spring 17 in the inside in ball chamber 16, second spring 17 makes ball 18 move to the outside, ball groove 15 has been seted up at the inside wall of rolling disc 7 to the corresponding position of cutting section of thick bamboo 6, 7 nestings of rolling disc are on fixed axle 8, under second spring 17's effect, 18 nestings of ball are in the inside in ball groove 15, thereby make rolling disc 7 fix on fixed axle 8, make location convenient and fast, and the work efficiency is improved. The ball cavity 16 is a cylindrical structure with a convex cross section, so that the balls 18 are prevented from sliding out of the ball cavity 16, and the integrity of the balls 18 and the ball cavity 16 is increased.
The utility model discloses a theory of operation is: the filter paper that will need the cutting is placed on cutting bed 2, rotates the filter paper that needs the big or small model of cutting filter paper and rotates the below of pressing the depression bar 4, and under the effect of second spring 17, ball 18 nests in the inside in ball groove 15 to make rolling disc 7 fix on fixed axle 8, make and dismantle convenient and fast, improved work efficiency. The handle 5 is rotated to lower the pressing rod 4 and press the cutting cylinder 6, and the cutting cylinder 6 is lowered to perform circular cutting on the filter paper. The bottom of the cutting cylinder 6 is pressed against the filter paper, and the filter paper is cut. After cutting, the cutting cylinder 6 is lifted under the action of the first spring 12, and the cut filter paper is taken out.
Example 2
On the basis of the embodiment 1, the fixing rod 13 is fixedly arranged inside the nesting cavity 11, the fixing rod 13 is arranged inside the cutting cylinder 6, the end part of the fixing rod 13 penetrates through the cutting cylinder 6 and is fixed on the inner wall of the nesting cavity 11, and the cutting cylinder 6 can be lifted relative to the fixing rod 13. The fixing rod 13 is of a T-shaped structure, so that the connection stability of the fixing rod 13 is improved. The bottom of the fixing rod 13 is fixedly connected with a pressing sheet 14. When the cutting cylinder 6 is lifted, the pressing sheet 14 pushes out the filter paper embedded at the bottom of the cutting cylinder 6, so that the filter paper can be taken out conveniently and quickly.
The above-mentioned embodiments only represent the preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes, modifications and substitutions can be made, which are all within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (8)
1. A circular filter paper shearing device comprises a base (1) and a rotating disc (7), wherein a vertical fixed shaft (8) is fixedly connected to the base (1), the rotating disc (7) is rotatably arranged on the fixed shaft (8), the cutting device is characterized in that a plurality of nested cavities (11) with different inner diameters are formed in a rotating disc (7), cutting cylinders (6) with different diameters are nested in the nested cavities (11) and can ascend and descend, a first spring (12) is arranged in the nested cavities (11) below the cutting cylinders (6), the cutting cylinders (6) are lifted upwards through the first spring (12), the top of a fixing shaft (8) is rotatably connected to one end of a handle (5), the handle (5) is fixedly connected to one end of a pressing rod (4), the bottom of the pressing rod (4) is rotatably provided with a rotating wheel (3), and a cutting table (2) is fixedly arranged on the upper surface of a base (1) below the pressing rod (4).
2. The circular filter paper shearing device as claimed in claim 1, wherein the cutting cylinder (6) and the nesting cavity (11) are of inverted convex structures, and a collar is fixedly arranged on the periphery of the bottom of the cutting cylinder (6) below the rotating disc (7).
3. A circular filter paper cutting device according to claim 1, characterized in that the bottom of the base (1) is provided with a non-slip pad (10).
4. The circular filter paper shearing device as claimed in any one of claims 1 to 3, wherein a ball cavity (16) is formed in the side wall of the fixed shaft (8) at a corresponding position of the pressing rod (4), a ball (18) is rotatably arranged in the ball cavity (16), a second spring (17) is arranged inside the ball cavity (16) at the inner side of the ball (18), the ball (18) is moved outwards by the second spring (17), a ball groove (15) is formed in the inner side wall of the rotating disc (7) at a corresponding position of the cutting cylinder (6), and the ball (18) is nested in the ball groove (15).
5. The circular filter paper cutting apparatus as set forth in claim 4, wherein the ball chamber (16) is a cylindrical structure having a cross section in a letter-convex shape.
6. The circular filter paper shearing device as claimed in claim 1, wherein a plurality of cutting grooves (9) are formed on the cutting table (2), and the cutting grooves (9) correspond to the cutting cylinders (6) with different diameters.
7. The circular filter paper cutting device as claimed in claim 1, wherein a fixing rod (13) is fixedly arranged inside the nesting cavity (11), the fixing rod (13) is arranged inside the cutting cylinder (6), the end of the fixing rod (13) penetrates through the cutting cylinder (6) and is fixed on the inner wall of the nesting cavity (11), and the bottom of the fixing rod (13) is fixedly connected with a pressing sheet (14).
8. The circular filter paper cutting apparatus as claimed in claim 7, wherein the fixing rod (13) has a T-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022771483.9U CN214870759U (en) | 2020-11-26 | 2020-11-26 | Circular filter paper shearing mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022771483.9U CN214870759U (en) | 2020-11-26 | 2020-11-26 | Circular filter paper shearing mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214870759U true CN214870759U (en) | 2021-11-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022771483.9U Active CN214870759U (en) | 2020-11-26 | 2020-11-26 | Circular filter paper shearing mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214870759U (en) |
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2020
- 2020-11-26 CN CN202022771483.9U patent/CN214870759U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221220 Address after: 200,120 Building 15, No. 533, Yuanzhong Road, Huinan Town, Pudong New Area, Shanghai Patentee after: Shanghai xuye Packaging Technology Co.,Ltd. Address before: 510000 room 304, building C, Baoxia garden, 43 Nanwan street, Huangpu District, Guangzhou City, Guangdong Province Patentee before: Wu Jianshu |