CN214515059U - Paper shredder capable of improving structural strength of paper shredder core - Google Patents
Paper shredder capable of improving structural strength of paper shredder core Download PDFInfo
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- CN214515059U CN214515059U CN202023243191.4U CN202023243191U CN214515059U CN 214515059 U CN214515059 U CN 214515059U CN 202023243191 U CN202023243191 U CN 202023243191U CN 214515059 U CN214515059 U CN 214515059U
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Abstract
The utility model discloses a promote kneader of shredded paper core structural strength, two shredded paper cutter bar parallel interval settings, every shredded paper cutter bar is all separated the cluster and is equipped with a plurality of shredded paper cutter blade group, all be provided with one between two shredded paper cutter blade group of arbitrary adjacent setting and be fixed in and install in core dead lever fender paper spacer, the inboard of fender paper spacer is provided with the open ball groove of curved at least medial surface, the upper and lower both ends in ball groove are sealed respectively and are formed a corresponding fender paper portion respectively, ball inslot movable mounting has a plurality of balls, each ball moves about respectively and supports in shredded paper cutter bar. The utility model discloses improve the structural design of shredded paper core, promote the structural strength of shredded paper core, shredded paper sword stick is difficult for the reaction force that the shredded paper process produced struts when the shredded paper, avoids shredded paper sword stick at shredded paper in-process bending deformation, and the kneader is continuous operating time longer when the continuous shredded paper of high strength to guarantee in the continuous high load shredded paper in-process that the breakage rate does not descend.
Description
Technical Field
The utility model belongs to the technical field of the kneader technique and specifically relates to a promote kneader of kneader core structural strength.
Background
The paper shredder is used for shredding documents and other articles, two paper shredding cutter bars are rotatably mounted on a paper shredding machine core of the paper shredder, a plurality of cutter blade sets, generally 21 cutter blade sets, are arranged at intervals in series on each paper shredding cutter bar, each cutter blade set consists of two paper shredding cutter blades which are abutted against and matched with each other back to back, and due to the fact that the length of each paper shredding cutter bar is large, a reaction force is generated on the cutter bars by the documents when the documents are shredded, the paper shredding cutter bars are deformed and moved towards the outer side by the reaction force, the paper shredding cutter blades on the paper shredding cutter bars are moved outwards along with the reaction force, paper cannot be completely cut by the paper shredding cutter blades, the shredding rate is greatly reduced, meanwhile, the deformed paper shredding cutter bars can increase resistance of paper shredding, faults such as motor overload or paper jam can occur, and the like, and therefore improvement is needed.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a promote kneader of shredded paper core structural strength improves the structural design of shredded paper core, promotes the structural strength of shredded paper core, and the operating time of the continuous shredded paper of kneader high strength is longer.
In order to realize the purpose, the utility model discloses the technical scheme who adopts is: a paper shredder for improving the structural strength of a paper shredder core comprises the paper shredder core, the paper shredder core is provided with a left side mounting plate, a right side mounting plate, a plurality of core fixing rods, two paper shredding cutter rods rotatably mounted between the two side mounting plates, a paper shredding transmission mechanism and a paper shredding motor, the paper shredding motor is in transmission connection with the paper shredding transmission mechanism, the paper shredding transmission mechanism is in transmission connection with the paper shredding cutter rods, the left end and the right end of each core fixing rod are respectively fixed on the left side mounting plate and the right side mounting plate, the two paper shredding cutter rods are arranged in parallel at intervals, each paper shredding cutter rod is provided with a plurality of paper shredding cutter blade groups at intervals in series, a paper blocking spacer fixed on the core fixing rods is arranged between any two adjacent paper shredding cutter blade groups, the inner side of the paper blocking spacer is provided with an arc-shaped ball groove with at least an open inner side, the upper end and the lower end of the ball groove are respectively sealed and form a corresponding paper blocking part respectively, a plurality of balls are movably arranged in the ball grooves, and each ball is respectively and movably propped against the paper shredding knife bar.
In a further technical scheme, an upper paper guide side wall and a lower paper guide side wall are respectively arranged on the inner side of each paper blocking spacer, the upper paper guide side wall and the lower paper guide side wall are respectively arranged in an inclined manner, a paper feed guide chamber with a large upper part and a small lower part is formed above a paper shredding cutter bar, a paper discharge guide chamber with a small upper part and a large lower part is formed below the paper shredding cutter bar, the lower part of the upper paper guide side wall abuts against the paper shredding cutter bar, the lower part of the upper paper guide side wall shields the upper end part of the ball groove and forms a paper blocking part for sealing the upper end part of the ball groove, the upper part of the lower paper guide side wall abuts against the paper shredding cutter bar, and the upper part of the lower paper guide side wall shields the lower end part of the ball groove and forms a paper blocking part for sealing the lower end part of the ball groove.
In a further technical scheme, the ball groove is an arc-shaped groove which is formed on the inner side of the paper blocking spacer and is concentric with the paper shredding cutter bar, a containing space for containing each ball is formed between the paper shredding cutter bar and the ball groove, and each ball is arranged in the containing space in a rolling mode.
In a further technical scheme, each ball relatively protrudes on the inner side of the ball groove.
In a further technical scheme, open surfaces are respectively formed in the left side and the right side of the ball groove, and the surfaces of the balls respectively protrude from the open surfaces and movably abut against the side surfaces of the corresponding sides of the paper shredding blade group on the corresponding sides.
In a further technical scheme, the protruding height of the surface of each ball relative to the open surface or the surface of the paper blocking spacing piece is less than 0.5 mm.
In a further technical scheme, the protruding height of the surface of each ball relative to the open surface or the surface of the paper blocking spacing piece is set to be 0.1-0.2 mm.
The paper shredder comprises a paper shredder head and an outer barrel body arranged below the paper shredder head, wherein a paper scrap storage barrel is arranged in the outer barrel body, and a paper shredder core is arranged in the paper shredder head; the outer side of each paper blocking spacer is respectively provided with an upper mounting hole and a lower mounting hole, the outer side of each paper shredding cutter rod is provided with an upper machine core fixing rod and a lower machine core fixing rod, the outer end parts of the upper machine core fixing rod and the lower machine core fixing rod are fixed to the corresponding side mounting plates and are inserted into the corresponding mounting holes of the corresponding paper blocking spacers, and the paper blocking spacers on the same side of the paper shredding cutter rod are arranged in parallel at intervals so as to fix the corresponding paper blocking spacers through the corresponding machine core fixing rods.
In a further technical scheme, each paper shredding knife bar string is provided with a plurality of spacing rings, a spacing ring is arranged between any two adjacent paper shredding blade groups, the left side and the right side of each spacing ring respectively abut against the side face of the corresponding side of the corresponding paper shredding blade group on the corresponding side, and each ball respectively movably abuts against the outer circumferential face of each spacing ring.
In a further technical scheme, a plurality of concave-convex strips extending in the radial direction are arranged on at least one side surface of each paper blocking spacer at intervals, each concave-convex strip surrounds one side of each ball groove, one end part of each concave-convex strip extends to the groove bottom of each ball groove, and each concave-convex strip extends in the radial direction of each ball groove or the paper shredding knife bar; the inner side of each paper blocking spacer is respectively provided with a C-shaped arc-shaped notch matched with the surface of the paper shredding knife rod, and the ball groove is arranged on one side of the notch.
After the structure is adopted, compared with the prior art, the utility model the advantage that has is: the utility model discloses improve the structural design of shredded paper core, promote the structural strength of shredded paper core, shredded paper sword stick is difficult to be strutted by the reaction force that the shredded paper process produced when shredded paper, avoid shredded paper sword stick at shredded paper in-process bending deformation, the resistance that leads to because of distortion is too big when avoiding shredded paper sword stick to rotate, avoid shredded paper motor to transship, avoid stifled paper simultaneously, the operating current who makes the shredded paper motor at the shredded paper in-process becomes steady, avoid the motor to heat up too fast, the continuous operation time is longer when the continuous shredded paper of kneader high strength, and guarantee in the continuous high load shredded paper process that the shredded rate does not descend.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the shredder of the present invention.
Figure 2 is a schematic view of the structure of a shredder mechanism mounted in a shredder head.
Fig. 3 is a schematic view of the internal structure of the shredder mechanism.
The labels in the figure are:
1 shredder head 10 side mounting plate 11 core dead lever 12 shredded paper drive mechanism 13 shredded paper motor.
2 the paper shredding knife bar 21 paper shredding knife blade group 22 paper blocking spacers 23 ball 24 ball groove 25 mounting hole 26 concave-convex strip.
3, an outer barrel body.
Detailed Description
A paper shredder for improving the structural strength of a paper shredder core is shown in figures 1 to 3 and comprises a paper shredder head 10 and an outer barrel body 3 arranged below the paper shredder head 10, wherein a paper scrap storage barrel is arranged in the outer barrel body 3, and the paper shredder core is arranged in the paper shredder head 10. The paper shredding machine core is provided with a left side mounting plate 10, a right side mounting plate 10, a plurality of machine core fixing rods 11, two paper shredding cutter rods 2 rotatably mounted between the two side mounting plates 10, a paper shredding transmission mechanism 12 and a paper shredding motor 13, wherein the paper shredding transmission mechanism 12 is mounted on one side mounting plate 10, the paper shredding motor 13 is in transmission connection with the paper shredding transmission mechanism 12, the paper shredding transmission mechanism 12 is in transmission connection with the paper shredding cutter rods 2, and the paper shredding transmission mechanism selects a transmission gear set or a gear transmission reduction box consisting of a plurality of transmission gears. The left end and the right end of each machine core fixing rod 11 are respectively fixed on the left side mounting plate and the right side mounting plate 10, the two paper shredding cutter bars 2 are arranged in parallel at intervals, each paper shredding cutter bar 2 is provided with a plurality of paper shredding cutter blade groups 21 in a spaced and serial mode, and each cutter blade group is composed of two paper shredding cutter blades which are abutted against each other back to back in a matched mode. A paper blocking spacer 22 fixed on the machine core fixing rod 11 is arranged between any two adjacent paper shredding blade sets 21, an arc-shaped ball groove 24 with at least an open inner side surface is formed in the inner side of the paper blocking spacer 22, the upper end and the lower end of the ball groove 24 are respectively sealed and respectively form a corresponding paper blocking part, a plurality of balls 23 are movably arranged in the ball groove 24, and each ball 23 is respectively movably abutted to the paper shredding cutter rod 2. Open surfaces are respectively arranged at the left side and the right side of the ball groove 24, and the surface of each ball 23 respectively protrudes from the open surfaces and movably abuts against the side surface of the corresponding side of the paper shredding blade group 21 at the corresponding side.
The utility model discloses utilize and keep off paper spacer 22 and directly support shredded paper cutter arbor 2, for providing the holding power of shredded paper cutter arbor 2 side direction, it makes two adjacent shredded paper blade groups 21 keep setting for the interval simultaneously to keep off paper spacer 22, and need not be at shredded paper cutter arbor 2 cluster dress spacer ring, reduce subassembly quantity and equipment step, in reduction in production cost, eliminated because of the existence of spacer ring and must the fit clearance that exists, advance the stability when transposition promotes shredded paper cutter arbor 2 and rotate. In addition, the rolling ball 23 is abutted against the paper shredding cutter bar 2, so that the relative friction force generated when the paper shredding cutter bar 2 rotates can be reduced, the stability of the paper shredding cutter bar 2 and the paper shredding blade group 21 when rotating relative to the paper blocking spacer 22 can be improved, the structural strength of the paper shredding machine core is improved, the paper shredding cutter bar 2 is prevented from being propped towards the outer side due to the reaction force generated in the paper shredding process, the paper shredding cutter bar 2 is prevented from bending and deforming in the paper shredding process, the phenomenon that the resistance is overlarge due to the twisting and deforming in the rotation of the paper shredding cutter bar 2 is avoided, the paper shredding motor 13 is prevented from being overloaded, meanwhile, paper blockage is avoided, the working current of the paper shredding motor 13 becomes stable in the paper shredding process, the temperature of the motor is prevented from rising too fast, the continuous working time of the paper shredder is longer in the high-strength continuous paper shredding process, and the paper shredding rate is ensured not to be reduced in the continuous high-load paper shredding process.
Of course, a plurality of spacing rings may be provided in series on each paper shredding knife bar 2, a spacing ring is provided between any two adjacent paper shredding blade sets 21, the left and right sides of the spacing ring respectively abut against the side surfaces of the corresponding sides of the paper shredding blade sets 21 on the corresponding sides, and the balls 23 respectively movably abut against the outer circumferential surfaces of the spacing rings.
Specifically, the outer side of each paper blocking spacer 22 is provided with an upper mounting hole 25 and a lower mounting hole 25, the outer side of each paper shredding knife bar 2 is provided with a machine core fixing rod 11, the upper outer end part and the lower outer end part of which are fixed on the corresponding side mounting plates 10 and are inserted into the corresponding mounting holes 25 of the corresponding paper blocking spacers 22, and the paper blocking spacers 22 on the same side of the paper shredding knife bar 2 are arranged in parallel at intervals so as to fix the corresponding paper blocking spacers 22 through the corresponding machine core fixing rods 11. An upper paper guide side wall and a lower paper guide side wall are respectively arranged on the inner side of each paper blocking spacer 22, the upper paper guide side wall and the lower paper guide side wall are respectively arranged in an inclined mode, a paper feeding guide chamber with a large upper part and a small lower part is formed above the paper shredding cutter bar 2, a paper discharging guide chamber with a small upper part and a large lower part is formed below the paper shredding cutter bar 2, the lower part of the upper paper guide side wall abuts against the paper shredding cutter bar 2, the lower part of the upper paper guide side wall shields the upper end part of the ball groove 24 and forms a paper blocking part for sealing the upper end part of the ball groove 24, the upper part of the lower paper guide side wall abuts against the paper shredding cutter bar 2, and the upper part of the lower paper guide side wall shields the lower end part of the ball groove 24 and forms a paper blocking part for sealing the lower end part of the ball groove 24.
Specifically, the ball groove 24 is an arc-shaped groove which is formed on the inner side of the paper blocking spacer 22 and is concentric with the paper shredding knife bar 2, a containing space for containing each ball 23 is formed between the paper shredding knife bar 2 and the ball groove 24, each ball 23 is installed in the containing space in a rolling mode, each ball 23 protrudes inside the ball groove 24 relatively, the paper shredding knife bar 2 is supported through the balls 23, the deflection degree of the paper shredding knife bar 2 during rotation is reduced while the friction force is reduced, the coaxiality of the paper shredding knife bar 2 during rotation is improved, and the stability of the paper shredding knife bar 2 and the whole paper shredder core is improved.
The surface of each ball 23 protrudes less than 0.5mm from the open face or surface of the paper-blocking spacer 22. Preferably, the protruding height of the surface of each ball 23 with respect to the open surface or the surface of the paper-blocking spacer 22 is set to 0.1 to 0.2 mm.
Specifically, a plurality of concave-convex strips 26 extending in the radial direction are arranged on at least one side face of each paper blocking spacer 22 at intervals, each concave-convex strip 26 surrounds one side of the ball groove 24, one end part of each concave-convex strip 26 extends to the groove bottom of the ball groove 24, and each concave-convex strip 26 extends in the radial direction of the ball groove 24 or the paper shredding knife bar 2, so that the structural strength of the ball groove 24 is improved, and meanwhile, the structural strength of the paper blocking spacer 22 is improved; the inner side of each paper blocking spacer 22 is respectively provided with a C-shaped arc-shaped notch matched with the surface of the paper shredding knife bar 2, and the ball groove 24 is arranged at one side of the notch.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (10)
1. The utility model provides a promote kneader of shredded paper core structural strength, including shredded paper core, shredded paper core is provided with about two side-mounting boards (10), a plurality of core dead levers (11), shredded paper sword stick (2) of two rotatory installations between two side-mounting boards (10), install shredded paper drive mechanism (12) and shredded paper motor (13) of one of them side-mounting board (10), shredded paper drive mechanism (12) is connected in shredded paper motor (13) transmission, shredded paper sword stick (2) is connected in shredded paper drive mechanism (12) transmission, both ends are fixed respectively about two side-mounting boards (10) of each core dead lever (11), two shredded paper sword stick (2) parallel interval sets up, every shredded paper sword stick (2) equal interval cluster is equipped with a plurality of shredded paper blade group (21), its characterized in that: a paper blocking spacer (22) fixed to a machine core fixing rod (11) is arranged between any two adjacent paper shredding blade sets (21), an arc-shaped ball groove (24) with at least one open inner side face is formed in the inner side of the paper blocking spacer (22), the upper end and the lower end of the ball groove (24) are respectively sealed and form a corresponding paper blocking portion, a plurality of balls (23) are movably mounted in the ball groove (24), and each ball (23) is movably abutted to a paper shredding blade (2) respectively.
2. A shredder according to claim 1, wherein the shredder comprises a shredder body and a shredder handle, the shredder body having a shredder head and a shredder handle, the shredder head comprising: an upper paper guide side wall and a lower paper guide side wall are respectively arranged on the inner side of each paper blocking spacer (22), the upper paper guide side wall and the lower paper guide side wall are respectively arranged in an inclined mode, a paper feeding and guiding chamber with a large upper part and a small lower part is formed above the paper shredding cutter rod (2), a paper discharging and guiding chamber with a small upper part and a large lower part is formed below the paper shredding cutter rod (2), the lower part of the upper paper guide side wall abuts against the paper shredding cutter rod (2), the lower part of the upper paper guide side wall shields the upper end part of the ball groove (24) and forms a paper blocking part for sealing the upper end part of the ball groove (24), the upper part of the lower paper guide side wall abuts against the paper shredding cutter rod (2), and the upper part of the lower paper guide side wall shields the lower end part of the ball groove (24) and forms the paper blocking part for sealing the lower end part of the ball groove (24).
3. A shredder according to claim 1, wherein the shredder comprises a shredder body and a shredder handle, the shredder body having a shredder head and a shredder handle, the shredder head comprising: the ball groove (24) is an arc-shaped groove which is formed on the inner side of the paper blocking spacer (22) and is concentric with the paper shredding cutter bar (2), the cross section of the arc-shaped groove is C-shaped, a containing space for containing the balls (23) is formed between the paper shredding cutter bar (2) and the ball groove (24), and the balls (23) are installed in the containing space in a rolling mode.
4. A shredder according to claim 1, wherein the shredder comprises a shredder body and a shredder handle, the shredder body having a shredder head and a shredder handle, the shredder head comprising: the balls (23) respectively and oppositely protrude at the inner side of the ball groove (24).
5. A shredder according to claim 1, wherein the shredder comprises a shredder body and a shredder handle, the shredder body having a shredder head and a shredder handle, the shredder head comprising: open surfaces are respectively arranged at the left side and the right side of the ball groove (24), and the surface of each ball (23) respectively protrudes from the open surfaces and movably abuts against the side surface of the corresponding side of the paper shredding blade group (21) on the corresponding side.
6. A shredder according to claim 5, wherein the shredder comprises a shredder body and a shredder basket, the shredder basket comprising: the protruding height of the surface of each ball (23) relative to the open surface or the surface of the paper blocking spacing piece (22) is less than 0.5 mm.
7. A shredder according to claim 5, wherein the shredder comprises a shredder body and a shredder basket, the shredder basket comprising: the protruding height of the surface of each ball (23) relative to the open surface or the surface of the paper blocking spacing piece (22) is set to be 0.1-0.2 mm.
8. A shredder according to any one of claims 1 to 7, wherein the shredder comprises a shredder body and a shredder basket, the shredder basket comprising: the paper shredder comprises a paper shredder head (1) and an outer barrel body (3) arranged below the paper shredder head (1), wherein a paper scrap storage barrel is arranged in the outer barrel body (3), and a paper shredder core is arranged in the paper shredder head (1); two upper and lower mounting holes (25) are respectively formed in the outer side of each paper blocking spacer (22), an upper outer end portion and a lower outer end portion of each paper shredding cutter rod (2) are arranged on the outer side of each paper shredding cutter rod and are fixed to the corresponding side mounting plates (10) which are inserted into the corresponding mounting holes (25) of the corresponding paper blocking spacers (22), and the paper blocking spacers (22) which are located on the same side of the paper shredding cutter rods (2) are arranged in parallel at intervals, so that the corresponding paper blocking spacers (22) can be fixed through the corresponding paper blocking fixing rods (11).
9. A shredder according to claim 8, wherein the shredder comprises a shredder body and a shredder handle, the shredder body having a shredder head and a shredder handle, the shredder head being adapted to be mounted on the shredder head and to be driven by a drive motor, the shredder head being adapted to drive the shredder head to move in a direction substantially perpendicular to the shredder head, the shredder handle comprising: each paper shredding knife bar (2) is provided with a plurality of spacing rings in series, a spacing ring is arranged between any two adjacent paper shredding blade groups (21), the left side and the right side of each spacing ring respectively abut against the side faces of the corresponding side of the corresponding paper shredding blade group (21) on the corresponding side, and the balls (23) respectively movably abut against the outer circumferential face of each spacing ring.
10. A shredder according to claim 8, wherein the shredder comprises a shredder body and a shredder handle, the shredder body having a shredder head and a shredder handle, the shredder head being adapted to be mounted on the shredder head and to be driven by a drive motor, the shredder head being adapted to drive the shredder head to move in a direction substantially perpendicular to the shredder head, the shredder handle comprising: a plurality of concave-convex strips (26) extending in the radial direction are arranged on at least one side face of each paper blocking spacer (22) at intervals, each concave-convex strip (26) surrounds one side of each ball groove (24), one end part of each concave-convex strip (26) extends to the groove bottom of each ball groove (24), and each concave-convex strip (26) extends in the radial direction of each ball groove (24) or the paper shredding knife bar (2); the inner side of each paper blocking spacer (22) is respectively provided with an arc-shaped notch which is in a C shape and matched with the surface of the paper shredding knife bar (2), and a ball groove (24) is arranged on one side of the notch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023243191.4U CN214515059U (en) | 2020-12-29 | 2020-12-29 | Paper shredder capable of improving structural strength of paper shredder core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023243191.4U CN214515059U (en) | 2020-12-29 | 2020-12-29 | Paper shredder capable of improving structural strength of paper shredder core |
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| Publication Number | Publication Date |
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| CN214515059U true CN214515059U (en) | 2021-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202023243191.4U Active CN214515059U (en) | 2020-12-29 | 2020-12-29 | Paper shredder capable of improving structural strength of paper shredder core |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD958878S1 (en) * | 2021-09-20 | 2022-07-26 | Dongguan Suntech Electronics Co., Ltd. | Paper shredder |
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2020
- 2020-12-29 CN CN202023243191.4U patent/CN214515059U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD958878S1 (en) * | 2021-09-20 | 2022-07-26 | Dongguan Suntech Electronics Co., Ltd. | Paper shredder |
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Address after: 523000 No. 11, lunpinyong Industrial Zone Road, Houjie Town, Dongguan City, Guangdong Province Patentee after: Guangdong bangze Chuangke Electric Appliance Co.,Ltd. Address before: No. 11-12, lunpinyong Industrial Zone, Santun community, Houjie Town, Dongguan City, Guangdong Province Patentee before: Dongguan Bangze Electronics Co.,Ltd. |