CN210252569U - Core assembly of high-security paper shredder - Google Patents
Core assembly of high-security paper shredder Download PDFInfo
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- CN210252569U CN210252569U CN201921073256.XU CN201921073256U CN210252569U CN 210252569 U CN210252569 U CN 210252569U CN 201921073256 U CN201921073256 U CN 201921073256U CN 210252569 U CN210252569 U CN 210252569U
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- shaped cutter
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Abstract
The utility model discloses a core assembly of a high-security paper shredder, which comprises an upper core and a lower core which are fixedly connected. The utility model discloses a combination form of upper and lower core realizes the high secret standard of 1x1mm to 2x2mm scope, reaches the current peculiar secret level in domestic and foreign market, under the prerequisite of energy-concerving and environment-protective, makes important file and confidential file reach all the nothing, realizes super high-grade level protection, has stopped the risk that confidential information reveals. The utility model discloses it is very convenient that small, high efficiency, low energy consumption, transportation are removed, use safe and reliable, also fill the short slab in this secret field in energy-concerving and environment-protective.
Description
Technical Field
The utility model relates to a kneader technical field especially relates to a core assembly of high secret kneader.
Background
The shredder mainly comprises one or more groups of rotating blades, a piece of paper combing and a driving motor. The paper is fed from the middle of the mutually meshed blades and is divided into a plurality of small paper scraps, so that the purpose of confidentiality is achieved. The smaller the size of the finely broken paper scrap is, the higher the confidentiality grade is. This directly affects the security of documents requiring ultra-high specification security, placing high demands on the equipment of the related industries and institutions.
At present, the types of high-security type equipment at home and abroad are few, and most office paper shredding devices at home can only reach the 5-grade standard (not more than 2x15mm) and the highest 6-grade (0.8x4mm/1x5mm) in Europe and America. Most of equipment adopts, and multistage section form sword uses in pairs, or chooses for use high-power motor cooperation cutter to carry out high-speed rotation and smash the back with paper and filter repeatedly through the screen cloth in order to reach higher secret grade, above-mentioned equipment is bulky, and the fault rate is high, and the noise is big, and the energy consumption is high.
SUMMERY OF THE UTILITY MODEL
The utility model provides a high security paper shredder's core assembly to solve the above problems.
In order to solve the technical problem, the technical scheme of the utility model is that: the core assembly of the high-security paper shredder comprises an upper core and a lower core which are fixedly connected;
the upper core comprises an upper core shell, an upper motor is mounted on a right side plate of the upper core shell, a driving strip-shaped cutter shaft, a driven strip-shaped cutter shaft, a spiral cutter part and an intermediate transmission shaft are rotatably mounted between the left side plate and the right side plate of the upper core shell, the intermediate transmission shaft is connected with the upper motor through an upper motor transmission chain, comb paper sheets are respectively mounted on the driving strip-shaped cutter shaft and the driven strip-shaped cutter shaft, the driving strip-shaped cutter shaft, the driven strip-shaped cutter shaft and the spiral cutter part are mutually meshed through gears, and the intermediate transmission shaft is respectively meshed with the driving strip-shaped cutter shaft and the spiral cutter;
the spiral cutter part comprises a fixed sleeve, a sleeve shell of the fixed sleeve is of a hollow cylindrical structure, and the bottom of the sleeve shell is connected with an installation adjusting block along the length direction; a spiral cutter shaft is arranged in the sleeve shell, a sleeve bearing seat and an adjusting bearing seat are respectively arranged at two ends of the sleeve shell, the sleeve bearing seat and the adjusting bearing seat are rotatably connected with two ends of the spiral cutter shaft through bearings, and a fixed blade is arranged outside the adjusting block;
the lower machine core comprises a lower machine core shell, a lower motor is arranged on a left support of the lower machine core shell, an upper segment-shaped bearing seat and a lower segment-shaped bearing seat are fixedly arranged between the left support and the right support of the lower machine core shell, a driving segment-shaped cutter shaft and an upper meshing segment-shaped cutter shaft are arranged in the upper segment-shaped bearing seat, a driven segment-shaped cutter shaft and a lower meshing segment-shaped cutter shaft are arranged in the lower segment-shaped bearing seat, segment-shaped comb paper sheets are respectively arranged on the driving segment-shaped cutter shaft, the upper meshing segment-shaped cutter shaft and the lower meshing segment-shaped cutter shaft, two ends of the driving segment-shaped cutter shaft, the upper meshing segment-shaped cutter shaft, the driven segment-shaped cutter shaft and the lower meshing segment-shaped cutter shaft are rotatably arranged between the left support and the right support through the upper segment-shaped cutter shaft and the lower meshing segment-shaped cutter shaft, the driving segment-shaped cutter shaft is connected with the driven segment-shaped cutter shaft through a transmission, the lower motor is connected with the driving section-shaped cutter shaft through a lower motor transmission chain.
Furthermore, the sleeve shell and the installation adjusting block are of an integrated structure.
Furthermore, the adjusting bearing seat is fixed on the end face of the sleeve shell through a screw and a nut.
Furthermore, a fixed blade is adjustably mounted outside the mounting adjusting block through a screw and a nut.
The utility model discloses a combination form of upper and lower core realizes the high secret standard of 1x1mm to 2x2mm scope, reaches the current peculiar secret level in domestic and foreign market, under the prerequisite of energy-concerving and environment-protective, makes important file and confidential file reach all the nothing, realizes super high-grade level protection, has stopped the risk that confidential information reveals. The utility model discloses it is very convenient that small, high efficiency, low energy consumption, transportation are removed, use safe and reliable, also fill the short slab in this secret field in energy-concerving and environment-protective.
Drawings
FIG. 1 is a front view of the present invention;
fig. 2 is a side view of the present invention;
FIG. 3 is a schematic diagram of an upper core structure;
figure 4 is a schematic view of the lower deck construction;
FIG. 5 is a front view of the helical cutter portion;
fig. 6 is a side view of the helical cutter.
Wherein: 1-driving strip-shaped cutter shaft, 2-driven strip-shaped cutter shaft, 3-toilet paper sheet, 4-spiral cutter part, 5-upper core shell, 6-upper motor, 7-middle drive shaft, 8-upper motor drive chain, 9-left side plate, 10-right side plate, 11-lower core shell, 12-lower motor, 13-driving segment-shaped cutter shaft, 14-driven segment-shaped cutter shaft, 15-upper meshing segment-shaped cutter shaft, 16-lower meshing segment-shaped cutter shaft, 17-segment-shaped toilet paper sheet, 18-upper segment-shaped bearing seat, 19-lower segment-shaped bearing seat, 20-cutter shaft drive chain, 21-lower motor drive chain, 22-left bracket, 23-right bracket, 24-spiral cutter shaft, 25-sleeve bearing seat, 26-fixed sleeve, 27-adjusting a bearing seat, 28-fixing a blade and 29-installing an adjusting block.
Detailed Description
The following description of the present invention will be made with reference to the accompanying drawings 1-6.
The machine core assembly of the high-security paper shredder comprises an upper machine core and a lower machine core which are fixedly connected.
The upper core comprises an upper core shell 5, an upper motor 6 is installed on a right side plate 10 of the upper core shell 5, a left side plate 9 of the upper core shell 5 and a right side plate 10 are rotatably provided with a driving strip-shaped cutter shaft 1, a driven strip-shaped cutter shaft 2, a spiral cutter part 4 and an intermediate transmission shaft 7, the intermediate transmission shaft 7 is connected with the upper motor 6 through an upper motor transmission chain 8, combing paper pieces 3 are respectively installed on the driving strip-shaped cutter shaft 1 and the driven strip-shaped cutter shaft 2, the driving strip-shaped cutter shaft 1, the driven strip-shaped cutter shaft 2 and the spiral cutter part 4 are mutually meshed through gears, and the intermediate transmission shaft 7 is respectively meshed with the driving strip-shaped cutter shaft 1 and the spiral.
The spiral cutter part 4 comprises a fixed sleeve 26, the sleeve shell of the fixed sleeve 26 is of a hollow cylindrical structure, and the bottom of the sleeve shell is connected with an installation adjusting block 29 along the length direction; the spiral cutter shaft 24 is installed in the sleeve shell, the sleeve bearing seat 25 and the adjusting bearing seat 27 are installed at two ends of the sleeve shell respectively, the sleeve bearing seat 25 and the adjusting bearing seat 27 are connected with two ends of the spiral cutter shaft 24 in a rotating mode through bearings, and the fixed blade 28 is installed outside the installation adjusting block 29. The installation and adjustment method comprises the following steps: tapered roller bearings are respectively installed at two ends of the spiral cutter shaft 24 and are installed in the fixed sleeve 26 through the sleeve bearing seat 25 and the adjusting bearing seat 27, and the nut is used for fixing after the rotating clearance of the spiral cutter shaft 24 is eliminated through adjusting the pretightening force of the gland through the flat end holding screw on the adjusting bearing seat 27. The fixed blade 28 is pre-tightened on the fixed sleeve 26 by a fixed screw, and the gap between the fixed blade 28 and the spiral cutter shaft 24 is adjusted by adjusting a plurality of flat end set screws at the bottom until the gap is less than one A4 paper thickness and the flat end set screws at the bottom can not interfere with each other, at this time, the fixed screw and the flat end set screw at the bottom are locked.
The lower movement comprises a lower movement shell 11, a lower motor 12 is arranged on a left support 22 of the lower movement shell 11, an upper section-shaped bearing seat 18 and a lower section-shaped bearing seat 19 are fixedly arranged between the left support 22 and a right support 23 of the lower movement shell 11, a driving section-shaped cutter shaft 13 and an upper meshing section-shaped cutter shaft 15 are arranged in the upper section-shaped bearing seat 18, a driven section-shaped cutter shaft 14 and a lower meshing section-shaped cutter shaft 16 are arranged in the lower section-shaped bearing seat 19, the driving section-shaped cutter shaft 13, the upper meshing section-shaped cutter shaft 15, the driven section-shaped cutter shaft 14 and the lower meshing section-shaped cutter shaft 16 are all provided with section-shaped combing paper sheets 17, two ends of the driving section-shaped cutter shaft 13, the upper meshing section-shaped cutter shaft 15, the driven section-shaped cutter shaft 14 and the lower meshing section-shaped cutter shaft 16 are rotatably arranged between the left support 22 and the right support 23 through the upper section-shaped bearing seat 18 and the, the driven section-shaped cutter shaft 14 is meshed with the lower meshing section-shaped cutter shaft 16, the driving section-shaped cutter shaft 13 is connected with the driven section-shaped cutter shaft 14 through a cutter shaft transmission chain 20, and the lower motor 12 is connected with the driving section-shaped cutter shaft 13 through a lower motor transmission chain 21.
The sleeve housing and the mounting adjustment block 29 are of an integrally formed structure.
The adjustment bearing block 27 is fixed to the end face of the sleeve housing by a screw and a nut.
The fixed blade 28 is adjustably mounted outside the mounting adjustment block 29 by means of screws and nuts.
The working principle is as follows: when the power-driven type cutter shaft works, the upper motor 6 transmits torque to the middle transmission shaft 7 through the upper motor transmission chain 8, the middle transmission shaft 7 transmits the torque to the driving strip-shaped cutter shaft 1, the driven strip-shaped cutter shaft 2 and the spiral cutter part 4 respectively, and the torque is divided into two parts in the mode, so that the power utilization is maximized. When the paper to be finely cut is occluded by the driving strip cutter shaft 1 and the driven strip cutter shaft 2, the paper becomes a slender shape, enters the spiral cutter part 4 under the blocking of the comb paper sheet 3, and under the gear transmission of a certain transmission ratio, the slender paper scrap is transversely cut into fine particles and partially long strips which are missed to be cut under the rotary cutting of the spiral cutter shaft 24 and the fixed blade 28. When the paper scrap is transversely cut into fine particle shapes and part of long strips fall into the middle of the section-shaped cutter shaft, the long strips are cut into particle shapes for multiple times through the occlusion part and break up the compressed paper scrap blocks so as to achieve high-specification confidentiality grade.
Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.
Claims (4)
1. The machine core assembly of the high-security paper shredder is characterized by comprising an upper machine core and a lower machine core which are fixedly connected;
the upper core comprises an upper core shell (5), an upper motor (6) is mounted on a right side plate (10) of the upper core shell (5), a driving strip-shaped cutter shaft (1), a driven strip-shaped cutter shaft (2), a spiral cutter part (4) and an intermediate transmission shaft (7) are rotatably mounted between a left side plate (9) and a right side plate (10) of the upper core shell (5), the intermediate transmission shaft (7) is connected with the upper motor (6) through an upper motor transmission chain (8), comb paper sheets (3) are respectively mounted on the driving strip-shaped cutter shaft (1) and the driven strip-shaped cutter shaft (2), the driving strip-shaped cutter shaft (1), the driven strip-shaped cutter shaft (2) and the spiral cutter part (4) are mutually meshed through gears, and the intermediate transmission shaft (7) is respectively meshed with the driving strip-shaped cutter shaft (1) and the spiral cutter;
the spiral cutter part (4) comprises a fixed sleeve (26), a sleeve shell of the fixed sleeve (26) is of a hollow cylindrical structure, and the bottom of the sleeve shell is connected with an installation adjusting block (29) along the length direction; a spiral cutter shaft (24) is installed in the sleeve shell, a sleeve bearing seat (25) and an adjusting bearing seat (27) are respectively installed at two ends of the sleeve shell, the sleeve bearing seat (25) and the adjusting bearing seat (27) are rotatably connected with two ends of the spiral cutter shaft (24) through bearings, and a fixed blade (28) is installed outside an installation adjusting block (29);
the lower movement comprises a lower movement shell (11), a lower motor (12) is installed on a left support (22) of the lower movement shell (11), an upper section-shaped bearing seat (18) and a lower section-shaped bearing seat (19) are fixedly installed between the left support (22) and a right support (23) of the lower movement shell (11), a driving section-shaped cutter shaft (13) and an upper meshing section-shaped cutter shaft (15) are installed in the upper section-shaped bearing seat (18), a driven section-shaped cutter shaft (14) and a lower meshing section-shaped cutter shaft (16) are installed in the lower section-shaped bearing seat (19), section-shaped paper carding pieces (17) are installed on the driving section-shaped cutter shaft (13), the upper meshing section-shaped cutter shaft (15), the driven section-shaped cutter shaft (14) and the lower meshing section-shaped cutter shaft (16), and two ends of the driving section-shaped cutter shaft (13), the upper meshing section-shaped cutter shaft (15), the driven section-shaped cutter shaft (14) and the lower meshing section-shaped cutter shaft (16) are installed on the left support (, Between the right brackets (23), a driving section-shaped cutter shaft (13) is meshed with an upper meshing section-shaped cutter shaft (15), a driven section-shaped cutter shaft (14) is meshed with a lower meshing section-shaped cutter shaft (16), the driving section-shaped cutter shaft (13) is connected with the driven section-shaped cutter shaft (14) through a cutter shaft transmission chain (20), and a lower motor (12) is connected with the driving section-shaped cutter shaft (13) through a lower motor transmission chain (21).
2. The movement assembly of a high security paper shredder according to claim 1, wherein the sleeve housing and the mounting adjustment block (29) are of an integral structure.
3. The movement assembly of a high security paper shredder according to claim 1, wherein the adjusting bearing seat (27) is fixed on the end face of the sleeve shell by a screw and a nut.
4. The movement assembly of a high security paper shredder according to claim 1, wherein the mounting adjusting block (29) is externally adjustably mounted with a fixed blade (28) by a screw and a nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921073256.XU CN210252569U (en) | 2019-07-10 | 2019-07-10 | Core assembly of high-security paper shredder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921073256.XU CN210252569U (en) | 2019-07-10 | 2019-07-10 | Core assembly of high-security paper shredder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210252569U true CN210252569U (en) | 2020-04-07 |
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ID=70048267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921073256.XU Active CN210252569U (en) | 2019-07-10 | 2019-07-10 | Core assembly of high-security paper shredder |
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| Country | Link |
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| CN (1) | CN210252569U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110339925A (en) * | 2019-07-10 | 2019-10-18 | 大连恒康电子有限公司 | The cartridge assemblies of high secrecy shredder |
-
2019
- 2019-07-10 CN CN201921073256.XU patent/CN210252569U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110339925A (en) * | 2019-07-10 | 2019-10-18 | 大连恒康电子有限公司 | The cartridge assemblies of high secrecy shredder |
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