CN207709180U - A kind of cutter for paper grinder and its comb tablet - Google Patents
A kind of cutter for paper grinder and its comb tablet Download PDFInfo
- Publication number
- CN207709180U CN207709180U CN201721749565.5U CN201721749565U CN207709180U CN 207709180 U CN207709180 U CN 207709180U CN 201721749565 U CN201721749565 U CN 201721749565U CN 207709180 U CN207709180 U CN 207709180U
- Authority
- CN
- China
- Prior art keywords
- paper
- semicircular plate
- cutter
- axis hole
- locating piece
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of cutter for paper grinder and its comb tablets, belong to shredded paper thermomechanical components field, being intended to provide a kind of can stop the motion path of paper scrap, to improve chip removal efficiency so that paper scrap is not easy excessively to accumulate and the cutter for paper grinder of blockage phenomenon, is characterized in that, a kind of cutter for paper grinder comb tablet, including main body, the main body includes semicircular plate and prolongs edge, described to prolong edge and the straight flange portion of semicircular plate is integrally formed；Axis hole is offered in the main body, the center of circle of the axis hole is provided with positioning region close to the setting of edge side, the semicircular plate is prolonged along any one end in circular arc direction；Described one end for prolonging edge is extended with paper block towards positioning region, and the distance between top and the semicircular plate center of circle of the paper block are more than the diameter of semicircular plate.
Description
Technical field
The utility model is related to a kind of shredded paper thermomechanical components, more particularly to a kind of cutter for paper grinder and its comb tablet.
Background technology
Shredder carries out cut paper mainly by the two neighboring rotor side by side of its paper shredder, and each rotor is along its axial direction one
Body installs row's blade.In same rotor, a comb tablet is installed between two blades, so that same row's blade is fitted close, when two
When a such rotor is disposed proximate to side by side, cut paper can be realized by the intermeshing between mutual blade.In this process
In, comb tablet is relatively stationary, it plays the role of supporting blade and combs paper activity space, since comb tablet is generally sheet
Part, therefore its shape, profile have large effect to its role.
As shown in Figure of description 4, with the comb tablet of blades fit in the smooth arc-shaped flaky in two sides in traditional shredder,
Interior segmental arc is equipped with arc groove 7, and both ends are respectively set there are one through-hole 8, and each comb tablet can be sleeved on by its arc groove 7
It on the roll shaft of rotor, is placed within the annulus that two neighboring blade is formed on roll shaft, passes through through-hole 8 between multiple comb tablets
In two locating rods in shredder, the fixation of comb tablet is realized.When shredder operates, adjacent two rotors are by motor band
Dynamic to be engaged cut paper, blade follows roll shaft to rotate synchronously at this time, and comb tablet is then fixed, just can play and be combed to paper
The effect of reason, paper are just collected to the paper scrap barrel of shredder after crushing.
Above-mentioned this comb tablet only accumulates to be formed by its own gravity and paper scrap after paper is broken into paper scrap by rotor
Active force and drop down onto in the paper scrap cylinder of shredder, chip removal efficiency is slow, long-term accumulation paper scrap will be piled up in cutter formed it is stifled
Plug, resistance is brought to blade rotation, to keep entire paper shredder rotation powerless, it is difficult to ensure the normal operation of machine.
Utility model content
One of the purpose of this utility model is to provide a kind of paper shredding cutters comb tablet, and having can be to the motion path of paper scrap
Stopped, to improve chip removal efficiency so that paper scrap is not easy excessively to accumulate and the effect of blockage phenomenon.
The above-mentioned technical purpose of the utility model technical scheme is that：
A kind of cutter for paper grinder comb tablet, including main body, the main body includes semicircular plate and prolongs edge, described to prolong edge
It is integrally formed with the straight flange portion of semicircular plate；
Axis hole is offered in the main body, the center of circle of the axis hole is arranged close to edge side is prolonged, the semicircular plate edge
Any one end in circular arc direction is provided with positioning region；
Described one end for prolonging edge is extended with paper block, top and the semicircular plate center of circle of the paper block towards positioning region
The distance between be more than semicircular plate diameter.
By using above-mentioned technical proposal, the locating rod of its positioning region and shredder is fixed when installing comb tablet, works as shredder
Cutter carry out articulate relative rotation, paper can be stopped and quickly be dropped down onto the paper of shredder by paper block after being crushed by cutter
It considers to be worth doing in bucket, so that paper scrap is not easy at cutter excessively to accumulate and generate blocking.
Further, the positioning region includes the first locating piece and the second locating piece, first locating piece, the second positioning
Block may be contained on the periphery of semicircular plate, and first locating piece is arranged close to the straight flange portion of semicircular plate；
It is formed with the circle centre position recess towards axis hole between first locating piece and the second locating piece and determines with shredder
The positioning recess of position bar engaging.
By using above-mentioned technical proposal, positioning recess is fastened in the locating rod of shredder, so that comb tablet is not
It is easily influenced and is moved by cutter for paper grinder.
Further, the height of the distance from top semicircular plate periphery of first locating piece is more than the top of the paper block
The height of portion's range semicircle shape plate periphery.
By using above-mentioned technical proposal, when paper scrap accumulation is excessive, the first locating piece can further function as gear paper
Effect so that paper scrap can quickly drop down onto in the paper scrap barrel of shredder.
Further, the side in remotely located portion is provided with lateral paper guide in the arc sections of the semicircular plate, described to lead paper
The one end of plate far from semicircular plate is tilted towards the straight flange portion of semicircular plate.
By using above-mentioned technical proposal, when the positioning region of comb tablet is fixed in the locating rod of shredder, lateral paper guide position
At the feeding mouth of shredder.Since the material is soft for paper, it is easy to be occurred not by the snap-in force of blade when it is into cutter
Rule is shunk so that part when paper enters cutter is uneven and can not be simultaneously crushed to it, if things go on like this cutter
Certain positions just easily cause clogging；Lateral paper guide can limit the relative swing of paper at this time so that paper can more have
Effect ground is crushed into cutter.
The another object of the utility model is to provide a kind of cutter for paper grinder, have can quick chip removal so that knife
Tool be not easy by paper scrap block and can not normal rotation effect.
The above-mentioned technical purpose of the utility model technical scheme is that：
A kind of cutter for paper grinder, including roll shaft and several blades along the setting of roll shaft length direction array, further include above-mentioned
Cutter for paper grinder comb tablet, several main bodys are arranged in by axis hole on roll shaft, and the blade is set to adjacent institute
It states between main body.
By using above-mentioned technical proposal, paper scrap can be by the paper block and first in comb tablet when rotating and being discharged with roll shaft
Locating piece is stopped, so as to quickly fall into the paper scrap barrel of shredder so that cutter is not easy to be blocked by excessive paper scrap
And it can not normal rotation.
Further, spacer ring is provided in the axis hole, the side wall on the roll shaft is axially disposed limiting groove, institute
The inner wall for stating spacer ring is provided with the spacing block set coordinated with limiting groove.
By using above-mentioned technical proposal, after spacing block set is embedded in limiting groove, spacer ring just can be rotated coaxially with roll shaft,
Spacer ring is clipped in the radial load that roll shaft can be undertaken between roll shaft and comb tablet to comb tablet, so that comb tablet is not susceptible to damage.
Further, the inner wall of the axis hole is provided with several semi arches protrusion, the semi arch protrusion and spacer ring it is outer
Ring contradicts.
By using above-mentioned technical proposal, the outer shroud conflict of semi arch protrusion and spacer ring enables between spacer ring and axis hole
Face contact become point contact, so as to reduce the degree of wear of comb tablet upper shaft hole.
Further, the semi arch protrusion is set to arc sections side of the axis hole close to the semicircular plate.
By using above-mentioned technical proposal, since thickness is smaller between axis hole and the right-angle side of semicircular plate, in processing half
It is easy to happen brittle failure when circular arc protrusion, therefore semi arch protrusion is arranged far to the side of semicircular plate right-angle side, facilitates and adds
Work.
In conclusion the utility model has the advantages that：
1. by the setting of paper block, it can stop the chip removal path of paper so that paper scrap can quickly drop down onto shredder
Paper scrap barrel in and be not easy to plug the cutter of shredder；
2. by the top of the first locating piece is set greater than at a distance from semicircular plate periphery the top of paper block with
The height of semicircular plate periphery can further function as the effect of gear paper；
3. by the setting of spacer ring, axis hole can be avoided to be in direct contact transmission with roll shaft, to be further reduced comb tablet and
The abrasion of axis hole.
Description of the drawings
Fig. 1 is the overall structure diagram for embodying main body in embodiment 1；
Fig. 2 is the part assembly drawing for embodying paper shredding cutters in embodiment 2；
Fig. 3 is the portions A enlarged drawing in Fig. 2；
Fig. 4 is comb tablet overall structure diagram in the prior art.
In figure, 1, main body；11, semicircular plate；12, prolong edge；121, paper block；13, axis hole；131, semi arch protrusion；
2, positioning region；21, the first locating piece；22, the second locating piece；23, positioning recess；3, lateral paper guide；4, roll shaft；41, limiting groove；
5, blade；6, spacer ring；61, spacing block set；7, arc groove；8, through-hole.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.
Wherein identical parts are presented with like reference characters.It should be noted that word used in the following description
Language "front", "rear", "left", "right", "up" and "down" refer to the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and
"outside" refers respectively to the direction towards or away from geometric center of specific component.
Embodiment 1：A kind of cutter for paper grinder comb tablet, as shown in Figure 1, include main body 1, main body 1 by semicircular plate 11 with
And it is constituted with the integrally formed edge 12 of prolonging in the straight flange portion of semicircular plate 11.It is fixed to be equipped in one end of the arc sections of semicircular plate 11
Position portion 2, the other end are equipped with lateral paper guide 3 for facilitating paper to be put into, and the one end of lateral paper guide 3 far from semicircular plate 11 is towards semicircle
The straight flange portion of shape plate 11 tilts；On the body 1 axis hole 13 is further opened with close to the side for prolonging edge 12.
As shown in Figure 1, being extended with paper block 121, the top of paper block 121 towards positioning region 2 in the one end for prolonging edge 12
The distance between 11 center of circle of semicircular plate is more than the diameter of semicircular plate 11.Paper block 121 can stop the chip removal road of paper
Diameter so that paper scrap can be fallen directly into after being contacted with paper block 121 to the paper scrap barrel of shredder, to improve shredder
Chip removal efficiency.
As shown in Figure 1, the positioning region 2 includes the first locating piece 21 and second being arranged along the circular arc direction of semicircular plate 11
Locating piece 22, the first locating piece 21 are arranged close to the straight flange portion of semicircular plate 11.In the first locating piece 21 and the second locating piece 22
Between be formed with the positioning recess 23 engaged with the locating rod (not shown) of shredder, the positioning recess 23 is towards axis hole 13
Circle centre position recess.The height of 11 periphery of distance from top semicircular plate of first locating piece 21 is more than the top of the paper block 121
The height of 11 periphery of portion's range semicircle shape plate, when paper scrap excessively bypasses paper block 121, the first locating piece 21 can play secondary
The effect for keeping off paper, so that paper scrap further can quickly be discharged.
Embodiment 2：A kind of cutter for paper grinder, as shown in Fig. 2, including in roll shaft 4, several blades 5 and several embodiments 1
Comb tablet, the side wall upper edge of roll shaft 4 its axial direction is provided with limiting groove 41, it is recessed that the interior ring-side wall of blade 5 is equipped with embedded limit
The spacing block set 61 of slot 41 (referring to Fig. 3).Several blades 5 are bonded with comb tablet successively compartment of terrain and are arranged on roll shaft 4.In blade 5
When carrying out shredded paper, paper block 121 and the first locating piece 21 in comb tablet can stop that paper scrap makes it quickly fall into shredder
In paper scrap barrel, so that paper scrap is not easy to be piled up at cutter and blockage phenomenon too much.
As shown in Fig. 2, being additionally provided with spacer ring 6 in the axis hole 13 of main body 1, spacer ring 6 is sheathed on roll shaft 4, spacer ring 6 it is interior
Ring-side wall also is provided with the spacing block set 61 of embedded limiting groove 41 (referring to Fig. 3).When spacing block set 61 is embedded in limiting groove 41
Afterwards spacer ring 6 and blade 5 just can with 4 common rotation of roll shaft, at this time spacer ring 6 can play the role of similar bearing, can not only
Radial load of the roll shaft 4 to axis hole 13 is shared, while axis hole 13 can also be made not to be in direct contact with roll shaft 4, to reduce axis hole
13 degree of wear.
As shown in Fig. 2, at the inner ring of axis hole 13 and far from 11 straight flange portion of semicircular plate side wall be surrounded with it is several
Semi arch protrusion 131, semi arch protrusion 131 enable to spacer ring 6 to become point contact with the contact of axis hole 13 from face contact, to
Further reduce the relative wear degree of spacer ring 6 and comb tablet.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can as needed make the present embodiment the modification of not creative contribution after reading this specification, but
As long as all being protected by Patent Law in the right of the utility model.
Claims (8)
1. a kind of cutter for paper grinder comb tablet, including main body (1), it is characterized in that：The main body (1) include semicircular plate (11) with
Prolong edge (12), it is described to prolong straight flange portion integrated molding of the edge (12) with semicircular plate (11)；
Axis hole (13) is offered on the main body (1), the center of circle of the axis hole (13) is arranged close to edge (12) side is prolonged, described
Semicircular plate (11) is provided with positioning region (2) along any one end in circular arc direction；
Described one end for prolonging edge (12) is extended with paper block (121), the top of the paper block (121) towards positioning region (2)
The distance between semicircular plate (11) center of circle is more than the diameter of semicircular plate (11).
2. a kind of cutter for paper grinder comb tablet according to claim 1, it is characterized in that：The positioning region (2) includes first
Locating piece (21) and the second locating piece (22), first locating piece (21), the second locating piece (22) may be contained within semicircular plate
(11) on periphery, and first locating piece (21) is arranged close to the straight flange portion of semicircular plate (11)；
Be formed between first locating piece (21) and the second locating piece (22) towards axis hole (13) circle centre position recess and with
The positioning recess (23) of shredder locating rod engaging.
3. a kind of cutter for paper grinder comb tablet according to claim 2, it is characterized in that：The top of first locating piece (21)
The height of portion range semicircle shape plate (11) periphery is more than the height of distance from top semicircular plate (11) periphery of the paper block (121)
Degree.
4. a kind of cutter for paper grinder comb tablet according to claim 3, it is characterized in that：The circular arc of the semicircular plate (11)
The side of remotely located portion (2) is provided with lateral paper guide (3), one end court of the lateral paper guide (3) far from semicircular plate (11) in portion
It is tilted to the straight flange portion of semicircular plate (11).
5. a kind of cutter for paper grinder, including roll shaft (4) and several blades (5) along the setting of roll shaft (4) length direction array, special
Sign is：Further include the cutter for paper grinder comb tablet described in any one of several Claims 1 to 4, several main bodys (1) are logical
It crosses axis hole (13) to be arranged on roll shaft (4), and the blade (5) is set between the adjacent main body (1).
6. a kind of cutter for paper grinder according to claim 5, it is characterized in that：It is provided with spacer ring (6) in the axis hole (13),
Side wall on the roll shaft (4) is axially disposed limiting groove (41), and the inner wall of the spacer ring (6) is provided with and limiting groove
(41) spacing block set (61) coordinated.
7. a kind of cutter for paper grinder according to claim 6, it is characterized in that：The inner wall of the axis hole (13) is provided with several
Semi arch protrusion (131), the semi arch raised (131) and the outer shroud of spacer ring (6) contradict.
8. a kind of cutter for paper grinder according to claim 7, it is characterized in that：The semi arch raised (131) is set to axis
Hole (13) is close to the arc sections side of the semicircular plate (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721749565.5U CN207709180U (en) | 2017-12-14 | 2017-12-14 | A kind of cutter for paper grinder and its comb tablet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721749565.5U CN207709180U (en) | 2017-12-14 | 2017-12-14 | A kind of cutter for paper grinder and its comb tablet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207709180U true CN207709180U (en) | 2018-08-10 |
Family
ID=63055869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721749565.5U Expired - Fee Related CN207709180U (en) | 2017-12-14 | 2017-12-14 | A kind of cutter for paper grinder and its comb tablet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207709180U (en) |
-
2017
- 2017-12-14 CN CN201721749565.5U patent/CN207709180U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180810 Termination date: 20201214 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |