CN112246375B - Automatic paper shredder with paper pressing device - Google Patents
Automatic paper shredder with paper pressing device Download PDFInfo
- Publication number
- CN112246375B CN112246375B CN202011193761.5A CN202011193761A CN112246375B CN 112246375 B CN112246375 B CN 112246375B CN 202011193761 A CN202011193761 A CN 202011193761A CN 112246375 B CN112246375 B CN 112246375B
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- CN
- China
- Prior art keywords
- paper
- inner shell
- machine
- cover
- pressing shaft
- 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.)
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Links
- 210000004907 gland Anatomy 0.000 claims abstract description 8
- 230000003068 static effect Effects 0.000 description 5
- 238000001125 extrusion Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/0084—Disintegrating by knives or other cutting or tearing members which chop material into fragments specially adapted for disintegrating garbage, waste or sewage
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C18/22—Feed or discharge means
- B02C18/2225—Feed means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/02—Feeding devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C2201/00—Codes relating to disintegrating devices adapted for specific materials
- B02C2201/06—Codes relating to disintegrating devices adapted for specific materials for garbage, waste or sewage
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Crushing And Pulverization Processes (AREA)
Abstract
The invention relates to an automatic paper shredder with a paper pressing device, which comprises a case, a machine core and a gland assembly, wherein the machine core is fixedly arranged at the top of the inside of the case, the gland assembly comprises a frame body, a machine cover, an inner shell and a pressing assembly, the tail end of the machine cover is hinged and matched with the frame body, the frame body is fixedly arranged at the top of the case, the top of the inner shell is fixedly connected with the frame body, the bottom end of the inner shell is arranged above the machine core, the pressing assembly comprises a connecting rod with a pressing shaft arranged at two ends of the pressing shaft, connecting columns are arranged at two ends of the pressing shaft, strip-shaped holes are vertically arranged at the bottom end of the connecting rod, sliding grooves suitable for the connecting columns are arranged at two sides of the middle part of the inner shell, so that when the machine cover is opened, paper can be lifted up through the connecting rod, the pressing shaft can enter the machine core when the machine cover is closed, the pressing shaft descends to press the paper in the inner shell, so that the paper moves downwards to contact with the lower Fang Daoju, and when the machine cover is started, the cutter is rotated to drive the paper to break paper automatically.
Description
Technical Field
The invention relates to the technical field of paper shredders, in particular to an automatic paper shredder with a paper pressing device.
Background
The shredder is a commonly used office equipment, which is widely used for shredding paper, optical discs, etc., so as to prevent leakage of important information.
Currently, an automatic paper feeding shredder is available on the market, which comprises: the paper shredder comprises a shell, a paper shredder core arranged in the shell, a feeding device arranged above the paper shredder core and used for sucking and conveying paper into the paper shredder core, a lifting cover arranged on the shell and capable of being opened and a collecting barrel arranged below the paper shredder core, wherein the feeding device comprises: the paper feeding device comprises a paper placing platform arranged above a paper shredder core and paper feeding rollers arranged on the paper placing platform in pairs, wherein a paper inlet for clamping paper to be conveyed into the paper shredder core is formed between the paper feeding rollers.
When the paper shredder is used, a user opens the cover, stacks the paper to be shredded on the paper placing platform, then closes the cover, at the moment, the inner surface of the cover presses the paper, the machine is started, the paper to be shredded is sequentially sucked into the shredder core from the paper inlet through the friction force of the paper feeding roller, the shredder core shreds the paper, and the shredded paper flows into the collecting barrel to complete automatic paper feeding and shredding actions.
However, in the process of feeding paper by the paper feeding roller, as the paper is continuously reduced, the pressure of the inner surface of the lifting cover on the paper is also reduced, so that the friction force generated between the paper feeding roller and the paper to be crushed is also continuously reduced, the paper grabbing force of the paper feeding roller is greatly reduced, the phenomenon of paper feeding failure is caused, or a plurality of papers are sucked once due to the friction force between the paper and the paper, and the machine is blocked and cannot crush the paper, so that the working quality and the working efficiency of the automatic paper feeding paper shredder are affected.
Disclosure of Invention
The invention aims to solve the technical problem of providing an automatic paper shredder with a paper pressing device, which has a simple structure and is easy to control.
In order to solve the technical problems, the automatic paper shredder with the paper pressing device comprises a case, a machine core and a gland assembly, wherein the machine core is fixedly arranged at the top in the case, the gland assembly comprises a frame body, a machine cover, an inner shell and a pressing assembly, the tail end of the machine cover is hinged and matched with the frame body, the frame body is fixedly arranged at the top end of the case, the top of the inner shell is fixedly connected with the frame body, the bottom end of the inner shell is arranged above the machine core, the pressing assembly comprises a pressing shaft and connecting rods arranged at two ends of the pressing shaft, connecting columns are arranged at two ends of the pressing shaft, strip holes are vertically arranged at the bottom end of the connecting rods, sliding grooves suitable for the connecting columns are arranged at two sides of the middle part of the inner shell, the top ends of the connecting rods are hinged and matched with two sides of the machine cover, so that when the machine cover is opened, the machine cover can drive the pressing shaft to ascend through the connecting rods, paper enters the machine core through the inner shell, when the machine cover is closed, the pressing shaft descends to press the paper in the inner shell to enable the paper to move downwards to contact with the lower Fang Daoju, and when the machine is started, the cutter rotates to drive the paper to break paper.
Further, the inner shell comprises arc plates at the front end and the rear end, side plates at the left side and the right side, sliding grooves are symmetrically formed in the side plates at the left side and the right side, each sliding groove comprises an inclined groove, a transverse groove and a longitudinal groove, the transverse groove is arranged at the top of the inclined groove and is communicated with the top end of the inclined groove, the longitudinal groove is arranged at the bottom of the inclined groove and is communicated with the bottom end of the inclined groove, so that connecting columns at the two ends of a pressing shaft enter the transverse groove when the cover is opened, the connecting columns are prevented from sliding, limiting is formed on the connecting rod, and the cover is supported by the connecting rod to be opened.
Further, the pressing shaft is a metal pressing shaft, and is high in density and heavy in weight.
Further, baffle plates are vertically arranged below the arc-shaped plates at the front end of the inner shell, so that the baffle plates guide and limit the paper after the paper enters the inner shell.
Further, the two sides of the inner shell are outwards protruded to form supporting plates, and avoidance grooves suitable for the connecting rods to pass through are formed in the supporting plates, so that the connecting rods are arranged on the outer side of the inner shell.
Further, the front end of the frame body is provided with a buckling groove matched with the machine cover, so that the front end of the cover clings to the buckling groove when the machine cover is closed.
Further, the buckling groove is provided with the counter bore, the cover is provided with the positioning column matched with the counter bore, the positioning column is inserted into the counter bore when the cover is closed, the positioning column is contacted with the inner wall of the counter bore, and the cover is prevented from being opened by utilizing the friction force between the positioning column and the counter bore.
Further, an elliptical inner groove is formed in the cover and used for opening the cover.
Further, one side of the counter bore is provided with a mounting hole, an electrifying deflector rod is arranged in the mounting hole, an extruding rod is arranged on the cover, and when the cover is closed, the extruding rod enters the mounting hole and extrudes the electrifying deflector rod, so that a circuit of the paper shredder is conducted; when the cover is opened, the power-on deflector rod is reset, the circuit of the shredder is disconnected, and the safety is ensured.
Further, the both sides of machine case set up handheld groove, and the bottom of machine case sets up the gyro wheel.
The invention has the technical effects that: (1) Compared with the prior art, the automatic paper shredder with the paper pressing device utilizes the pressing shaft which can be arranged in a lifting way to be matched with the cover, so that the pressing shaft descends and presses the paper to be crushed in the inner shell downwards to be contacted with the cutter when the cover is closed, and the paper shredding effect is ensured; (2) The pressing shaft is a metal pressing shaft with high density and heavy weight, such as a stainless steel pressing shaft, and the pressing shaft is used for pressing down the machine cover when the machine cover is in a closed state, so that the machine cover can be effectively prevented from being opened easily; (3) The transverse grooves are formed, so that when the cover is fully opened, connecting columns at two ends of the pressing shaft enter the transverse grooves and are received by the transverse grooves, the pressing shaft is kept static under the action of dead weight, and the connecting rod is kept static, so that the cover is kept in an opened state; (4) The long strip holes are arranged, so that the connecting column can move up and down in the long strip holes, the bottom ends of the sliding grooves are provided with longitudinal grooves, and the connecting column and the connecting rod are prevented from being locked when the connecting rod moves up and down, so that the connecting rod and the pressing shaft are facilitated to move up and down; (5) The extrusion rod is matched with the electrified deflector rod, so that the shredder is powered off when the cover is opened, and the safety is improved.
Drawings
The invention is described in further detail below with reference to the drawings of the specification:
FIG. 1 is a diagrammatic view of an automatic shredder having a paper pressing device in accordance with the present invention;
FIG. 2 is a schematic perspective view of a gland assembly of the present invention;
FIG. 3 is an enlarged schematic view of a portion of the area A of FIG. 2;
FIG. 4 is a partially enlarged schematic illustration of region B of FIG. 2;
FIG. 5 is a schematic perspective view of the inner housing;
FIG. 6 is a schematic perspective view of the press shaft and connecting rod assembled;
FIG. 7 is a schematic perspective view of a cover;
in the figure:
a frame body 10, a buckling groove 11, a counter bore 12, an electrifying deflector rod 13,
Cover 20, rotating shaft 21, pivot 22, extrusion rod 23, positioning column 24, inner groove 25, shaft hole 26,
An inner housing 30, side plates 31, a chute 32, an inclined groove 321, a transverse groove 322, a longitudinal groove 323, an arc plate 33, a paper feed port 34, a baffle 35, a support plate 36, a relief groove 37,
A pressing shaft 40, a connecting rod 41, a connecting post 42, a long strip hole 43, a pivoting hole 44,
A case 50, a roller 51, and a hand-held groove 52.
Detailed Description
Examples
As shown in fig. 1 to 7, the automatic shredder with a paper pressing device of the present embodiment includes a chassis 50, a movement and a cover assembly, wherein the movement is fixedly disposed at the top of the chassis 50, and the specific structure of the movement is described in detail in the patent document with the authorized publication number CN205761590U and named as a dual-blade shredder movement fixing device, which is not described in detail herein.
The gland assembly comprises a frame body 10, a cover 20, an inner shell 30 and a pressing assembly, wherein the frame body 10 is fixedly provided with the top end of a machine case 50, the top of the inner shell 30 is fixedly connected with the frame body 10, the bottom end of the inner shell 30 is arranged above a machine core, two sides of the machine case 50 are provided with handheld grooves 52, and four corners of the bottom end of the machine case 50 are respectively provided with a roller 51, so that a shredder can be conveniently moved; the frame 10 is square frame, comprises 4 frames, and back frame and preceding frame all set up buckling groove 11, and the both sides in back frame buckling groove set up the assembly counter bore, and the afterbody of lid 20 sets up shaft hole 26, and shaft hole 26 is passed at the both ends of pivot 21 and is stretched into in the assembly counter bore to make lid 20 and frame 10 articulated cooperation through pivot 21, be convenient for lid 20 open and close.
The inner shell 30 is funnel-shaped, the top of the inner shell is fixedly connected with the frame 10, the upper end and the lower end of the inner shell are provided with openings, the inner shell 30 consists of arc plates 33 at the front end and the rear end and side plates 31 at the left side and the right side, the bottom end of the inner shell 30 is arranged at the top of the paper shredder movement, the arc plates 33 and the side plates 31 are provided with paper inlet 34 at the bottom end openings, and the paper inlet 34 is arranged above the movement, so that paper to be crushed enters the movement through the inner shell 30.
The pressing component comprises a pressing shaft 40 and connecting rods 41 arranged at two ends of the pressing shaft 40, connecting columns 42 are arranged at two ends of the pressing shaft 40, strip holes 43 are vertically formed in the bottom ends of the connecting rods 41, sliding grooves 32 suitable for the connecting columns 42 to slide are symmetrically formed in side plates 31 at the left side and the right side of the inner shell 30, each sliding groove 32 consists of an inclined groove 321, a transverse groove 322 and a longitudinal groove 323, the inclined grooves 321 are obliquely arranged, an included angle between each inclined groove 321 and the vertical direction is 30 degrees, the transverse grooves 322 are horizontally arranged at the top of each inclined groove 321 and are communicated with the top end of each inclined groove 321, the longitudinal grooves 323 are vertically arranged at the bottom of each inclined groove 321 and are communicated with the bottom end of each inclined groove 321, supporting plates 36 are outwards arranged in a protruding mode, strip avoidance grooves 37 suitable for the connecting rods 41 to pass through are formed in the supporting plates 36, pivot holes 44 are formed in the top ends of the connecting rods 41, pivot shafts 22 are formed in two sides of the middle of the machine cover 20, and the pivot shafts 22 are matched with the pivot holes 44 in the middle of the two sides of the machine cover 20, and the shafts 22 are inserted into the pivot holes 44 at the top ends of the connecting rods 41 to enable the machine cover 20 to be in hinged fit with the connecting rods 41; during assembly, the connecting columns 42 of the pressing shaft 40 penetrate through the sliding grooves 32 and extend into the strip holes 43 at the bottom ends of the connecting rods 41, the top ends of the connecting rods 41 penetrate through the avoiding grooves 37 and are in hinged fit with the pivot shafts 22 of the machine cover 20, so that the connecting rods 41 are arranged on the outer side of the inner shell 30, the pressing shaft 40 can be driven to ascend by the connecting rods 41 when the machine cover 20 is opened, the connecting columns 42 at the two ends of the pressing shaft 40 enter the horizontal grooves 322 when the machine cover 20 is opened, the gravity of the pressing shaft 40 is utilized to realize static, the connecting columns 42 are prevented from sliding, limiting is formed on the connecting rods 41, and the machine cover 20 is supported by the connecting rods 41 to be opened; when the cover 20 is closed, the pressing shaft 40 descends to press the paper in the inner shell 30, the paper enters the movement through the inner shell 30, the cutter in the movement breaks the paper, and the front end of the cover 20 is tightly attached to the buckling groove 11.
Preferably, the pressing shaft 40 is a stainless steel metal pressing shaft, which has high density and heavy weight, is convenient for pressing paper, and when the connecting posts 42 at two ends of the pressing shaft 40 are placed in the transverse grooves 322, the pressing shaft is static by gravity, so that the connecting rod 41 is static, and the cover 20 is supported.
Preferably, a baffle 35 is vertically arranged below the arc plate 33 at the front end of the inner housing 30, so that the baffle 35 guides and limits the paper after the paper enters the paper inlet 34 of the inner housing 30.
Preferably, the buckling groove 11 is provided with the counter bore 12, the cover 20 is provided with the positioning column 24 matched with the counter bore 12, the positioning column 24 is inserted into the counter bore 12 when the cover 20 is closed, the positioning column 24 is contacted with the inner wall of the counter bore 12, and the cover 20 is prevented from being automatically opened by utilizing friction between the positioning column 24 and the counter bore 12.
Preferably, the cover 20 is provided with an oval inner recess 25 for opening the cover 20.
Preferably, a mounting hole is formed in one side of the counter bore 12, an electrifying deflector rod 13 for controlling on-off of a machine core circuit is arranged in the mounting hole, an extrusion rod 23 is arranged on the machine cover 20, and when the machine cover 20 is closed, the extrusion rod 23 enters the mounting hole and extrudes the electrifying deflector rod 13, so that the circuit of the paper shredder machine core is conducted; when the cover 20 is opened, the power-on shift lever 13 is reset, the circuit of the paper shredder movement is disconnected, and the safety is ensured.
It is apparent that the above examples are merely illustrative of the present invention and are not limiting of the embodiments of the present invention. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. And obvious changes and modifications which come within the spirit of the invention are desired to be protected.
Claims (1)
1. The automatic paper shredder with the paper pressing device is characterized by comprising a case, a machine core and a gland assembly, wherein the machine core is fixedly arranged at the top of the inside of the case, the gland assembly comprises a frame body, a machine cover, an inner shell and a pressing assembly, the tail end of the machine cover is hinged with the frame body, the top of the machine case is fixedly arranged on the frame body, the top of the inner shell is fixedly connected with the frame body, the bottom end of the inner shell is arranged above the machine core, the pressing assembly comprises a pressing shaft and connecting rods arranged at the two ends of the pressing shaft, connecting columns are arranged at the two ends of the pressing shaft, strip holes are vertically arranged at the bottom ends of the connecting rods, the connecting columns are in sliding fit in the strip holes of the corresponding connecting rods, sliding grooves suitable for the connecting columns are arranged at the two sides of the middle part of the inner shell, the top end of the connecting rods are hinged with the two sides of the machine cover, so that when the machine cover is opened, paper can be lifted up through the connecting rods, the paper enters the machine core through the inner shell, and when the machine cover is closed, the pressing shaft is lowered to press paper in the inner shell;
The inner shell consists of arc plates at the front end and the rear end, side plates at the left side and the right side, sliding grooves are symmetrically arranged on the side plates at the left side and the right side, the sliding grooves consist of an inclined groove, a transverse groove and a longitudinal groove, the transverse groove is arranged at the top of the inclined groove and is communicated with the top end of the inclined groove, and the longitudinal groove is arranged at the bottom of the inclined groove and is communicated with the bottom end of the inclined groove, so that connecting columns at the two ends of the pressing shaft enter the transverse groove when the cover is opened;
The two sides of the inner shell are outwards protruded to form supporting plates, and avoidance grooves suitable for the connecting rods to pass through are formed in the supporting plates, so that the connecting rods are arranged on the outer side of the inner shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011193761.5A CN112246375B (en) | 2020-10-30 | 2020-10-30 | Automatic paper shredder with paper pressing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011193761.5A CN112246375B (en) | 2020-10-30 | 2020-10-30 | Automatic paper shredder with paper pressing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112246375A CN112246375A (en) | 2021-01-22 |
| CN112246375B true CN112246375B (en) | 2024-05-14 |
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ID=74268641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011193761.5A Active CN112246375B (en) | 2020-10-30 | 2020-10-30 | Automatic paper shredder with paper pressing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112246375B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USD959546S1 (en) * | 2021-09-20 | 2022-08-02 | Dongguan Suntech Electronics Co., Ltd. | Paper shredder |
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