CN213622588U - Circular blade mounting mechanism of papermaking rewinder - Google Patents
Circular blade mounting mechanism of papermaking rewinder Download PDFInfo
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- CN213622588U CN213622588U CN202022579259.XU CN202022579259U CN213622588U CN 213622588 U CN213622588 U CN 213622588U CN 202022579259 U CN202022579259 U CN 202022579259U CN 213622588 U CN213622588 U CN 213622588U
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Abstract
The to-be-solved problem of the utility model is to provide a papermaking rewinding machine circle blade installation mechanism guarantees all the time that the circle blade installation is stable, and dismantles and change circle blade convenient and fast. It includes erection column and circular knife piece, circular knife piece central point puts and is equipped with the joint groove, the lower extreme of erection column is the cooperation installation the joint end of circular knife piece, the joint is served and is provided with vertical regulation chamber, the lateral wall of adjusting the chamber is provided with a plurality of joint units, and every joint unit includes joint pole, compression spring and joint chamber, it is provided with the synchronous toward outer flexible adjusting part of front end that can control all joint poles to adjust the intracavity.
Description
Technical Field
The utility model belongs to the papermaking equipment field, concretely relates to compound stock form equipment field of papermaking especially relates to a papermaking rewinding machine circular knife piece installation mechanism.
Background
The rewinding machine is a special equipment for paper production, and is used for sequentially rewinding paper rolls (called as original paper rolls) produced by a paper machine, and rewinding the paper to obtain finished paper for leaving a factory. The rewinding machine has become a development trend in the paper machine industry to replace direct current transmission with alternating current transmission. The paper roll wound by the paper winding machine is soft, the interior of the paper roll can be damaged or broken, the edges of two sides are irregular, the width of a paper web and the like can not be directly used for machines for paper processing or printing and the like, and most paper types (such as newsprint, letterpress printing paper, packaging paper and the like) can only leave a factory after being subjected to edge cutting, slitting and jointing by a rewinding machine and being rewound on a paper roll core to form a finished paper roll with a certain specification and a certain tightness requirement.
Rewinding machine need use the slitting blade at the in-process of cutting, and this blade generally is the circular knife piece, and present rewinding machine blade generally is fixed through seting up the draw-in groove in center department and carry out the joint, but the circular knife piece is difficult to guarantee installation stability when using for a long time, appears becoming flexible easily, and when the circular knife piece damaged, the installation is dismantled circular knife piece process and is loaded down with trivial details, reduces work efficiency.
SUMMERY OF THE UTILITY MODEL
The to-be-solved problem of the utility model is to provide a papermaking rewinding machine circle blade installation mechanism guarantees all the time that the circle blade installation is stable, and dismantles and change circle blade convenient and fast.
The utility model discloses a realize through following technical scheme:
a circular blade mounting mechanism of a papermaking rewinder comprises a mounting column and a circular blade, wherein a clamping groove is formed in the center of the circular blade, the lower end of the mounting column is a clamping end for mounting the circular blade in a matched mode, a vertical adjusting cavity is formed in the clamping end, a plurality of clamping units are arranged on the side wall of the adjusting cavity, each clamping unit comprises a clamping rod, a compression spring and a clamping cavity, the clamping cavity penetrates through the side wall of the adjusting cavity, the clamping rods are transversely mounted in the clamping cavities, the compression springs are sleeved on the clamping rods, one ends of the compression springs are fixed to the clamping rods, the other ends of the compression springs are fixed to the front ends of the clamping cavities, and positioning grooves capable of being embedded into the edges of the clamping grooves are formed in the front ends of the clamping rods;
and an adjusting component capable of controlling the front ends of all clamping rods to synchronously stretch outwards is arranged in the adjusting cavity.
Furthermore, the adjusting component comprises an adjusting screw rod which is arranged in the adjusting cavity in a rotating mode, and the lower end of the adjusting screw rod extends to the outside of the clamping end; a lifting nut capable of moving up and down along the adjusting cavity is installed on the adjusting screw in a threaded fit mode, and a plurality of inclined planes are arranged on the side wall of the lifting nut; the rear end of the clamping rod is correspondingly attached to the inclined surface.
Furthermore, the number of the clamping units is four, the side wall of the lifting nut is provided with four inclined planes, and each inclined plane is a smooth surface.
Furthermore, the cross sections of the adjusting cavity and the clamping cavity are square.
Furthermore, an adjusting nut is installed at the lower end of the adjusting screw rod.
Compared with the prior art, the utility model the beneficial effect who gains as follows:
1. the adjusting assembly controls the front ends of all clamping rods in the adjusting cavity to synchronously stretch outwards, when the front ends of all clamping rods extend outwards, the positioning grooves are jointly embedded into the edges of the clamping grooves of the circular blade, so that the circular blade is fixed, and the circular blade cannot be loosened and is always in a stable state in the using process; when the front ends of all the clamping rods are controlled to retract through the adjusting assembly, the positioning grooves are separated from the edges of the clamping grooves of the circular blade, so that the circular blade is detached, and the circular blade is convenient to replace;
2. the adjusting assembly comprises an adjusting screw rod and a lifting nut, the side wall of the lifting nut is provided with four inclined planes, the inclined planes are attached to the rear ends of the clamping rods, the lifting nut is controlled to move up and down through the adjusting screw rod, and all the clamping rods are controlled to synchronously stretch and retract by means of the relative movement of the inclined planes;
3. the utility model discloses compact structure, convenient operation is fit for the installation to the circular knife piece.
Drawings
Fig. 1 is an assembly schematic view of the circular blade mounting mechanism of the present invention;
fig. 2 is a schematic structural view of the circular blade mounting mechanism of the present invention after the circular blade is detached;
in the figure: 1. the mounting column, 2, circular blade, 3, joint end, 4, adjust the chamber, 5, joint pole, 6, compression spring, 7, positioning groove, 8, adjusting screw, 9, lifting nut.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present invention, it is to be understood that the terms "left", "right", "front", "back", "upper", "lower", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1-2, the embodiment discloses a circular blade mounting mechanism of a papermaking rewinder, which comprises a mounting column 1, a circular blade 2 and an adjusting assembly, wherein a clamping groove which is convenient to mount and position is machined in the center of the circular blade 2, and the lower end of the mounting column 1 is a clamping end 3 which is matched with the circular blade 2. Be provided with vertical regulation chamber 4 in joint end 3, the cross section of adjusting chamber 4 is square, four directions are provided with a joint unit respectively all around at the lateral wall of adjusting chamber 4, every joint unit includes joint pole 5, compression spring 6 and joint chamber, the joint chamber runs through the lateral wall of adjusting chamber 4, joint pole 5 transverse installation is in the joint intracavity, compression spring 6 cover is established on joint pole 5, compression spring 6's one end is fixed on joint pole 5, the front end at the joint chamber is fixed to the other end, joint pole 5's front end is equipped with the positioning groove 7 that can imbed joint groove edge. The adjusting part can control the front ends of the four clamping rods 5 to stretch outwards synchronously, the adjusting part comprises an adjusting screw rod 8 which is arranged in the adjusting cavity 4 in a rotating mode, and the lower end of the adjusting screw rod 8 extends to the outside of the clamping end 3. The adjusting screw 8 is provided with a lifting nut 9 which can move up and down along the adjusting cavity 4 in a threaded fit manner, the side wall of the lifting nut 9 is provided with four inclined planes, and the rear end of each clamping rod 5 is correspondingly attached to the corresponding inclined planes.
In order to ensure that the lifting nut 9 can effectively push the clamping rod 5, each inclined surface is polished to be a smooth surface. In order to facilitate the rotation of the adjusting screw 8, an adjusting nut is mounted at the lower end of the adjusting screw 8.
The concrete working process of circle blade installation mechanism as follows:
when the circular blade needs to be installed, firstly, the clamping groove of the circular blade is sleeved on the clamping end 3, the adjusting screw rod 8 is rotated in the forward direction, the lifting nut 9 is enabled to move upwards along the direction of the adjusting cavity 4, all clamping rods 5 are controlled to synchronously extend outwards by means of relative movement of four inclined planes, when the front ends of all clamping rods 5 extend outwards, the positioning grooves 7 are jointly embedded into the edge of the clamping groove of the circular blade, the circular blade is fixed, and the circular blade cannot loosen and is always in a stable state in the using process;
when the circular blade needs to be replaced, the adjusting screw rods 8 are rotated reversely at first, the lifting nuts 9 are made to move downwards along the direction of the adjusting cavities 4, the front ends of all the clamping rods 5 retract inwards under the action of the compression springs 6, the positioning grooves 7 are separated from the edges of the clamping grooves of the circular blade, the circular blade is detached, and the circular blade is convenient to replace.
Claims (5)
1. A circular blade mounting mechanism of a papermaking rewinder comprises a mounting column and a circular blade, wherein a clamping groove is arranged at the center of the circular blade, the lower end of the mounting column is a clamping end for mounting the circular blade in a matching way, and the circular blade mounting mechanism is characterized in that,
a vertical adjusting cavity is arranged in the clamping end, a plurality of clamping units are arranged on the side wall of the adjusting cavity, each clamping unit comprises a clamping rod, a compression spring and a clamping cavity, the clamping cavity penetrates through the side wall of the adjusting cavity, the clamping rods are transversely installed in the clamping cavities, the compression springs are sleeved on the clamping rods, one ends of the compression springs are fixed on the clamping rods, the other ends of the compression springs are fixed at the front ends of the clamping cavities, and positioning grooves capable of being embedded into the edges of the clamping grooves are formed in the front ends of the clamping rods;
and an adjusting component capable of controlling the front ends of all clamping rods to synchronously stretch outwards is arranged in the adjusting cavity.
2. The circular blade mounting mechanism as claimed in claim 1, wherein said adjustment assembly comprises an adjustment screw pivotally mounted within said adjustment chamber, a lower end of said adjustment screw extending outside of said snap-in end; a lifting nut capable of moving up and down along the adjusting cavity is installed on the adjusting screw in a threaded fit mode, and a plurality of inclined planes are arranged on the side wall of the lifting nut; the rear end of the clamping rod is correspondingly attached to the inclined surface.
3. The circular blade mounting mechanism as claimed in claim 2, wherein the number of the clamping units is four, and the side wall of the lifting nut is provided with four inclined surfaces, each inclined surface being a smooth surface.
4. The circular blade mounting mechanism of claim 3 wherein the adjustment cavity and the clamping cavity are both square in cross-section.
5. The circular blade mounting mechanism as claimed in any one of claims 2 to 4, wherein the lower end of the adjusting screw is mounted with an adjusting nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022579259.XU CN213622588U (en) | 2020-11-10 | 2020-11-10 | Circular blade mounting mechanism of papermaking rewinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022579259.XU CN213622588U (en) | 2020-11-10 | 2020-11-10 | Circular blade mounting mechanism of papermaking rewinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213622588U true CN213622588U (en) | 2021-07-06 |
Family
ID=76631813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022579259.XU Active CN213622588U (en) | 2020-11-10 | 2020-11-10 | Circular blade mounting mechanism of papermaking rewinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213622588U (en) |
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2020
- 2020-11-10 CN CN202022579259.XU patent/CN213622588U/en active Active
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