Automatic paper shredding equipment
By designing automated paper shredding equipment, the paper is gradually crushed by cutting strips and slice mechanisms, and the paper is collected by the collection mechanism, the problem of insufficient or excessive crushing degree of existing paper shredders is solved, and the effect of moderate crushing and reducing maintenance costs and noise is achieved.
Patent Information
- Application Number
- CN202310008973.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2023-01-04
- Publication Date
- 2025-04-25
- Estimated Expiration
- 2043-01-04
AI Technical Summary
When existing paper shredders crush waste paper, the degree of crushing is insufficient or too high, resulting in information leakage or equipment complex and maintenance costs, while occupying a large amount of space, complex operation and high noise.
An automated shredding device is designed, including a strip cutting mechanism, a slice mechanism and a collection mechanism. The paper is cut longitudinally into strips through the strip cutting mechanism, and the slice cutting mechanism cuts the strips horizontally into pieces, and the sheets are collected by the collection mechanism.
The moderate crushing of waste paper is achieved, information leakage is avoided, equipment structure is simplified, maintenance costs are reduced, space is saved, operation is relatively simple, and noise is also controlled.
Smart Images
Figure CN116037290B_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to the technical field of office equipment, and in particular to an automatic paper shredding device. Background Art
[0002] A large amount of waste paper is generated during the office process. These waste papers record the company's business content, and some even involve internal company secrets. Therefore, after use, the waste paper should be shredded with a shredder. Existing shredders usually cut waste paper into long strips, short strips, granules, etc. during processing. The former type of shredder has a low degree of shredding of paper, which is easy to reassemble and leak relevant information, while the latter two types of shredders have a high degree of shredding of paper, which is not easy to reassemble and leak relevant information. However, their internal structures are more complicated and paper jams are very likely to occur, making the manufacturing and maintenance costs higher.
[0003] In addition, the existing shredding devices need to occupy a large amount of space when used inside offices, and the most common use in offices is to shred confidential documents and papers, which do not require too large shredding equipment. Too large equipment will also make the operation complicated and the noise loud. Summary of the invention
[0004] The object of the present invention is to provide an automatic paper shredding device to solve the above-mentioned defects caused by the prior art.
[0005] An automatic paper shredding device comprises a strip cutting mechanism, a slicing mechanism and a collecting mechanism, wherein:
[0006] The strip cutting mechanism is arranged upward and is used to cut the paper longitudinally into strips of different widths, and to cut holes at intervals on the sides of the interval strips;
[0007] The slicing mechanism is centrally distributed and used to cut all paper strips into paper pieces of different sizes transversely, and the slicing mechanism is detachably connected to the top of the slicing mechanism;
[0008] The collecting mechanism is distributed downward and is used to collect all the paper sheets. The collecting mechanism is detachably connected to the bottom of the slicing mechanism.
[0009] Preferably, the strip cutting mechanism comprises a mounting shell, a mounting shaft, a motor, a connecting strip and a mounting cover, the mounting shell is a rectangular shell member and is designed to be through-through from top to bottom, the mounting shaft is provided with a pair and is symmetrically distributed front to back, the two ends of the mounting shaft are correspondingly rotatably connected to the left and right sides of the mounting shell, a row of knife holder discs are fixed on the mounting shaft at intervals, a pair of circular strip cutting knives are connected to the two sides of the knife holder disc by rivets, and the blades of the pair of strip cutting knives in the rear row are correspondingly slidably contacted between the blades of the pair of strip cutting knives in the front row, and the edges of the strip cutting knives are evenly welded with "┌"-shaped notching knives, and the mounting shaft The end key is connected with a pulley 1, and the motor 1 is provided with two pairs and symmetrically distributed front and back. The two motors 1 on the same side are correspondingly installed on the left and right sides of the mounting shell 1. The output shaft of the motor 1 is keyed with a pulley 2, and the adjacent pulleys 1 and 2 are connected by a belt 1. The connecting strips are provided with two pairs and symmetrically distributed front and back. The two connecting strips on the same side are symmetrically connected to the left and right sides of the mounting shell 1 up and down. A row of limit strips are connected to the connecting strips at equal intervals, and the limit strips are suspended and distributed between two adjacent cutting knives. The mounting cover is horizontally covered on the upper side of the mounting shell 1, and a long strip of paper feeding slot is provided in the middle of the mounting cover.
[0010] Preferably, the slicing mechanism includes a second mounting shell, a paper dividing board, a fixed plate, a second motor and a slicing knife. The second mounting shell is a rectangular shell member and is designed to be through-connected from top to bottom. The second mounting shell is connected in parallel to the lower side of the first mounting shell by screws. The cross-section of the paper dividing board is a "W"-shaped structure. The paper dividing board is horizontally welded to the inside of the second mounting shell. The bottom of the paper dividing board is symmetrically provided with rectangular paper dividing grooves. A row of circular accommodating grooves is centered on the top of the paper dividing board. Several fixed plates are provided and are correspondingly distributed directly above each accommodating groove. The fixed plates are arranged in a front-to-back direction and are connected to the inner wall of the paper dividing board. Several second motors are provided and are correspondingly distributed in each accommodating groove. The second motor is vertically connected to the corresponding fixed plate upward. Several slicing knives are provided and are correspondingly connected to the output shaft of each second motor.
[0011] Preferably, the collecting mechanism comprises a mounting shell three and a collecting box, the mounting shell three is a rectangular shell member with an open top design, the front and rear sides of the mounting shell three are symmetrically provided with rectangular mounting openings, the collecting box is a bucket-type structure, the collecting box is provided with a pair of and hinged at the two mounting openings, a pull-out strip is provided in the center of the outer side of the collecting box, the left and right sides of the collecting box are symmetrically inlaid with magnet strips, the magnet strips can be adsorbed on the side walls of the mounting shell three, and the lower side of the mounting shell three is evenly connected with a number of supporting feet.
[0012] Preferably, a pair of vibration motors are symmetrically connected to the outer side of the connecting strip.
[0013] Compared with the prior art, the present invention has the following advantages:
[0014] 1. Manually put a stack of paper into the slitting mechanism vertically through the paper feeding slot, and use the upper front and rear rows of limit strips to limit the stack of paper front and back, then use the motor to drive the mounting shaft 1, the knife holder plate 1, the slitting knife and the notching knife to rotate, and use the front and rear rows of slitting knives to shear the paper to cut the stack of paper into strips of different widths, and use the front and rear two circles of notching knives to make cuts at intervals on the sides of the spaced paper strips.
[0015] 2. These paper strips slide vertically into the slicing mechanism under the action of their own gravity, and are limited by the front and rear rows of limit strips at the bottom. Then, the slicing knife is driven to rotate by the second motor, and the slicing knife in one row is used to cut the paper strips into pieces of different sizes.
[0016] 3. The generated paper pieces fall vertically into the collection mechanism through the paper separation slot under the action of their own gravity and are collected in the collection box. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the present invention.
[0018] Figure 2 It is a schematic diagram of the overall explosion structure of the present invention.
[0019] Figures 3 to 5 It is a schematic structural diagram of the strip cutting mechanism in the present invention.
[0020] Figure 6 It is a structural schematic diagram of the slicing mechanism in the present invention.
[0021] Figure 7 It is a schematic diagram of the structure of the collecting mechanism in the present invention.
[0022] in:
[0023] 10-strip cutting mechanism; 101-mounting shell 1; 102-mounting shaft 1; 103-knife holder disc 1; 104-strip cutting knife; 105-slotting knife; 106-pulley 1; 107-motor 1; 108-pulley 2; 109-belt 1; 110-connecting strip; 111-limiting strip; 112-vibration motor; 113-mounting cover; 113a-paper feeding slot;
[0024] 20-slicing mechanism; 201-installation shell 2; 202-paperboard; 202a-paper slot; 202b-accommodation slot; 203-fixing plate; 204-motor 2; 205-slicing knife;
[0025] 30 - collection mechanism; 301 - installation shell three; 301a - installation opening; 302 - collection box; 303 - pull-out strip; 304 - magnet strip; 305 - support foot. DETAILED DESCRIPTION
[0026] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further explained below in conjunction with specific implementation methods.
[0027] like Figures 1 to 7 As shown, an automatic paper shredding device includes a strip cutting mechanism 10, a slicing mechanism 20 and a collecting mechanism 30, wherein:
[0028] The strip cutting mechanism 10 is arranged at the top and is used to cut the paper into strips of different widths longitudinally, and to make cuts at intervals on the sides of the interval strips;
[0029] The slicing mechanism 20 is centrally distributed and used to cut all paper strips into paper pieces of different sizes transversely. The slicing mechanism 10 is detachably connected to the top of the slicing mechanism 20.
[0030] The collecting mechanism 30 is arranged downwardly and is used to collect all the paper sheets. The collecting mechanism 30 is detachably connected to the bottom of the slicing mechanism 20 .
[0031] In this embodiment, the strip cutting mechanism 10 includes a mounting shell 101, a mounting shaft 102, a motor 107, a connecting strip 110 and a mounting cover 113. The mounting shell 101 is a rectangular shell member and is designed to be through-through from top to bottom. The mounting shaft 102 is provided with a pair of and symmetrically distributed front and back. The two ends of the mounting shaft 102 are correspondingly rotatably connected to the left and right sides of the mounting shell 101. A row of knife holder plates 103 are fixed on the mounting shaft 102 at intervals. A pair of circular strip cutting knives 104 are connected to the two sides of the knife holder plate 103 by rivets, and the blades of the pair of strip cutting knives 104 in the rear row are correspondingly slidably contacted between the blades of the pair of strip cutting knives 104 in the front row. The edges of the strip cutting knives 104 are evenly welded with "┌"-shaped notching knives 105. The ends of the mounting shaft 102 are The key is connected with a pulley 106, the motor 107 is provided with two pairs and is symmetrically distributed front to back, the two motors 107 on the same side are correspondingly installed on the left and right sides of the mounting shell 101, the output shaft of the motor 107 is keyed with a pulley 108, the adjacent pulleys 106 and 108 are connected by a belt 109, the connecting strip 110 is provided with two pairs and is symmetrically distributed front to back, the two connecting strips 110 on the same side are symmetrically connected to the left and right sides of the mounting shell 101 up and down, a row of limit strips 111 are connected to the connecting strip 110 at equal intervals, the limit strips 111 are suspended and distributed between two adjacent cutting knives 104, the mounting cover 113 is horizontally covered on the upper side of the mounting shell 101, and a long strip of paper feeding slot 113a is provided in the middle of the mounting cover 113.
[0032] In this embodiment, the slicing mechanism 20 includes a second mounting shell 201, a paper dividing plate 202, a fixing plate 203, a second motor 204 and a slicing knife 205. The second mounting shell 201 is a rectangular shell member and is designed to be through-through from top to bottom. The second mounting shell 201 is connected to the lower side of the first mounting shell 101 in parallel by screws. The cross section of the paper dividing plate 202 is a "W"-shaped structure. The paper dividing plate 202 is horizontally welded to the inside of the second mounting shell 201. The bottom of the paper dividing plate 202 is symmetrically provided with a rectangular paper dividing slot 202a. A row of circular receiving grooves 202b is provided in the center of the top of the cardboard 202, and the fixed plates 203 are provided in a plurality and are correspondingly distributed above each receiving groove 202b. The fixed plates 203 are arranged in a front-to-back direction and are connected to the inner wall of the dividing cardboard 202. The motor 204 is provided in a plurality and is correspondingly distributed in each receiving groove 202b. The motor 204 is vertically upwardly connected to the corresponding fixed plate 203, and the slicing knives 205 are provided in a plurality and are correspondingly connected to the output shaft of each motor 204.
[0033] In this embodiment, the collecting mechanism 30 includes a mounting shell 301 and a collecting box 302. The mounting shell 301 is a rectangular shell member with an open top design. The front and rear sides of the mounting shell 301 are symmetrically provided with rectangular mounting openings 301a. The collecting box 302 is a bucket-shaped structure. The collecting box 302 is provided with a pair of and hinged at the two mounting openings 301a. A pull-out strip 303 is provided in the center of the outer side of the collecting box 302. The left and right sides of the collecting box 302 are symmetrically inlaid with magnet strips 304. The magnet strips 304 can be adsorbed on the side walls of the mounting shell 301. The lower side of the mounting shell 301 is evenly connected with a number of supporting feet 305.
[0034] In this embodiment, a pair of vibration motors 112 are symmetrically connected to the outer side of the connecting strip 110. The vibration motors 112 can help paper enter the interior of the strip cutting mechanism 10 and help paper strips enter the interior of the slicing mechanism 20.
[0035] This kind of automatic paper shredding equipment includes the following working processes in practical application:
[0036] Step 1: manually put a stack of paper into the slitting mechanism 10 vertically through the paper slot 113a, and use the upper two rows of limit strips 111 to limit the front and rear positions of the stack of paper, and then use the motor 107 to drive the mounting shaft 102, the knife holder disc 103, the slitting knife 104 and the notching knife 105 to rotate, and use the two rows of slitting knives 104 to cut the paper into paper strips of different widths, and use the two circles of notching knives 105 to make notches at intervals on the sides of the alternate paper strips;
[0037] Step 2: These paper strips slide vertically into the slicing mechanism 20 under the action of their own gravity, and are limited in front and back by the two lower rows of limit strips 111, and then the slicing knives 205 are driven to rotate by the second motor 204, and the slicing knives 205 in one row cut the paper strips into paper pieces of different sizes;
[0038] Step 3: The generated paper pieces fall vertically into the collecting mechanism 30 through the paper separation slot 202 a under the action of their own gravity, and are collected by the collecting box 302 .
[0039] Therefore, the embodiments disclosed above are only illustrative in all aspects and are not exclusive. All changes within the scope of the present invention or within the scope equivalent to the present invention are included in the present invention.
Claims
1. An automatic paper shredding device, characterized in that: It includes a strip cutting mechanism, a slice cutting mechanism and a collection mechanism, wherein: The strip cutting mechanism is arranged upward and is used to cut the paper longitudinally into strips of different widths, and to cut holes at intervals on the sides of the interval strips; The slicing mechanism is centrally distributed and used to cut all paper strips into paper pieces of different sizes transversely, and the slicing mechanism is detachably connected to the top of the slicing mechanism; The collecting mechanism is distributed downward and used to collect all the paper pieces, and the collecting mechanism is detachably connected to the bottom of the slicing mechanism; The strip cutting mechanism comprises a mounting shell, a mounting shaft, a motor, a connecting strip and a mounting cover. The mounting shell is a rectangular shell member and is designed to be through-through from top to bottom. The mounting shaft is provided with a pair of mounting shafts and is symmetrically distributed front and back. The two ends of the mounting shaft are correspondingly rotatably connected to the left and right sides of the mounting shell. A row of knife holder discs are fixed on the mounting shaft at intervals. A pair of circular strip cutting knives are connected to the two sides of the knife holder disc by rivets, and the blades of the pair of strip cutting knives in the rear row are correspondingly slidably contacted between the blades of the pair of strip cutting knives in the front row. The edges of the strip cutting knives are evenly welded with "┌"-shaped notching knives. The end of the mounting shaft is A pulley 1 is key-connected, the motor 1 is provided with two pairs and symmetrically distributed front and back, the two motors 1 on the same side are correspondingly installed on the left and right sides of the installation shell 1, the output shaft of the motor 1 is key-connected with a pulley 2, the adjacent pulleys 1 and 2 are connected by a belt 1, the connecting strips are provided with two pairs and symmetrically distributed front and back, the two connecting strips on the same side are symmetrically connected to the left and right sides of the installation shell 1 up and down, a row of limit strips are connected to the connecting strips at equal intervals, the limit strips are suspended and distributed between two adjacent cutting knives, the installation cover is horizontally covered on the upper side of the installation shell 1, and a long strip of paper feeding slot is provided in the middle of the installation cover; The slicing mechanism includes a second mounting shell, a paper dividing board, a fixed plate, a second motor and a slicing knife. The second mounting shell is a rectangular shell member and is designed to be through-through from top to bottom. The second mounting shell is connected to the lower side of the first mounting shell in parallel with screws. The cross-section of the paper dividing board is a "W"-shaped structure. The paper dividing board is horizontally welded to the inside of the second mounting shell. The bottom of the paper dividing board is symmetrically provided with rectangular paper dividing grooves. The top of the paper dividing board is centrally provided with a row of circular receiving grooves. Several fixed plates are provided and are correspondingly distributed directly above each receiving groove. The fixed plates are arranged in a front-to-back direction and are connected to the inner wall of the paper dividing board. Several second motors are provided and are correspondingly distributed in each receiving groove. The second motor is vertically connected to the corresponding fixed plate upward. Several slicing knives are provided and are correspondingly connected to the output shaft of each second motor.
2. The automatic paper shredding device according to claim 1, characterized in that: The collecting mechanism comprises a mounting shell three and a collecting box. The mounting shell three is a rectangular shell member with an open top design. Rectangular mounting openings are symmetrically arranged on the front and rear sides of the mounting shell three. The collecting box is a bucket-shaped structure. The collecting box is provided with a pair of and hinged at the two mounting openings. A pull-out strip is arranged in the center of the outer side of the collecting box. Magnet strips are symmetrically inlaid on the left and right sides of the collecting box. The magnet strips can be adsorbed on the side walls of the mounting shell three. A plurality of supporting feet are evenly connected to the lower side of the mounting shell three.
3. The automatic paper shredding device according to claim 1, characterized in that: A pair of vibration motors are symmetrically connected to the outer side of the connection bar.
Citation Information
Patent Citations
Efficient environment-friendly paper shredder
CN109127041A
Plastic crushing device
CN115430496A
Shredder
CN204485975U