CN111845171A - Hand-operated pencil sharpener convenient for short pencil sharpening for students - Google Patents
Hand-operated pencil sharpener convenient for short pencil sharpening for students Download PDFInfo
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- CN111845171A CN111845171A CN202010544592.9A CN202010544592A CN111845171A CN 111845171 A CN111845171 A CN 111845171A CN 202010544592 A CN202010544592 A CN 202010544592A CN 111845171 A CN111845171 A CN 111845171A
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- fixedly connected
- pencil
- plate
- sharpener
- rotating rod
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L23/00—Sharpeners for pencils or leads
- B43L23/02—Sharpeners for pencils or leads with gearing
- B43L23/04—Sharpeners for pencils or leads with gearing with cranked handles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L23/00—Sharpeners for pencils or leads
- B43L23/008—Sharpeners for pencils or leads with rotating cutting bodies
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a hand-operated pencil sharpener for students, which is convenient for sharpening short pencils and comprises a bottom plate and a shell fixedly connected with the center of the upper surface of the bottom plate; the upper surface of the bottom plate is detachably connected with a mounting plate, the mounting plate is fixedly connected with a processing shell, the middle part of the processing shell is a first telescopic rubber plate, the side wall of the processing shell is rotatably connected with a first rotating rod, the first rotating rod positioned in the processing shell is obliquely provided with a pencil sharpening roller, the circumferential outer side wall of the pencil sharpening roller is fixedly connected with a pencil sharpener in a spiral mode, and a pencil sharpening space is reserved between the pencil sharpening rollers; the processing shell is provided with a charging hole; the pencil sharpener is characterized in that a second rotating rod is rotatably connected to the shell, a driving mechanism for driving the second rotating rod is arranged in the shell, and the second rotating rod positioned on the outer side of the shell is detachably connected with the first rotating rod.
Description
Technical Field
The invention relates to a hand-operated pencil sharpener, in particular to a student hand-operated pencil sharpener convenient for cutting short pencils.
Background
The pencil sharpener is a common stationery article and has become a necessary tool for students to write and study. The hand-operated pencil sharpener is popular with students due to convenient operation, however, the existing hand-operated pencil sharpener is generally inconvenient for cutting shorter pencils, so that the cutting of the shorter pencils can not be realized, the waste of using the pencils is caused, meanwhile, the existing hand-operated pencil sharpener can only be operated manually, a plurality of pencils are inconvenient to cut simultaneously, and the work efficiency is reduced.
Disclosure of Invention
The invention aims to provide a student hand-operated pencil sharpener convenient for cutting short pencils, and aims to solve the problems that the conventional hand-operated pencil sharpener is generally inconvenient for cutting short pencils in the background technology, so that the short pencils cannot be cut generally, waste in pencil usage is caused, and meanwhile, the conventional hand-operated pencil sharpener can only be operated manually, so that a plurality of pencils are inconvenient to cut simultaneously, and the working efficiency is reduced.
In order to achieve the purpose, the invention provides the following technical scheme:
a hand-operated pencil sharpener for students convenient for sharpening short pencils comprises a bottom plate and a shell fixedly connected with the center of the upper surface of the bottom plate;
The upper surface of the bottom plate is detachably connected with a mounting plate, the mounting plate is fixedly connected with a processing shell, the middle part of the processing shell is a first telescopic rubber plate, the side wall of the processing shell is rotatably connected with a first rotating rod, the first rotating rod positioned in the processing shell is obliquely provided with a pencil sharpening roller, the circumferential outer side wall of the pencil sharpening roller is fixedly connected with a pencil sharpener in a spiral mode, and a pencil sharpening space is reserved between the pencil sharpening rollers; the processing shell is provided with a charging hole;
the casing is gone up to rotate and is connected with the second dwang, be provided with the actuating mechanism who is used for driving the second dwang in the casing, be located the second dwang in the casing outside is connected with first dwang dismantlement formula.
As a further scheme of the invention: the upper surface of bottom plate fixedly connected with fixed plate, the upper surface of fixed plate is seted up flutedly downwards, fixedly connected with installation piece on the mounting panel, installation piece swing joint is in the recess.
As a further scheme of the invention: the upper surface of the mounting block is provided with a downward accommodating groove, an intermediate block is fixedly connected in the accommodating groove, springs are fixedly connected to the left side wall and the right side wall of the intermediate block, one end of each spring is fixedly connected with a push plate, an inserting rod is fixedly connected to the push plate, one end of the inserting rod penetrates through the accommodating groove and is inserted into the groove, when the mounting plate needs to be detached from the fixing plate, a worker manually pushes the push plate to drive the inserting rod to move through the push plate, when one end of the inserting rod is detached from the groove, the worker manually pushes the mounting block to enable the mounting block to be detached from the fixing plate along the accommodating groove, and the mounting plate is detached from the fixing plate; when needs install the mounting panel on the fixed plate, staff's manual promotion push pedal drives the removal of inserted bar through the push pedal, and later staff removes the mounting panel along the recess of fixed plate, later manual loosening push pedal, because the removal of the effect of spring force realization push pedal, drives the removal of inserted bar through the push pedal, has realized installing the mounting panel on the fixed plate when inserting in the recess when the one end holding tank of inserted bar.
As a further scheme of the invention: the side wall of the processing shell is provided with a containing groove, the side wall of the charging hole is fixedly connected with a fixed clamping plate, the receiving groove is connected with a moving block through a fixed bolt, the moving block is fixedly connected with a connecting rod, one end of the connecting rod penetrates through the side wall of the accommodating groove and is positioned in the charging hole, a movable clamping plate is fixedly connected on the connecting rod positioned in the charging hole, before the worker puts the pencil to be cut through the charging hole, the worker manually rotates the fixing bolt, when the fixing bolt is separated from the side wall of the containing groove, the moving block is manually pushed upwards, then one end of the pencil passes through the charging hole and is positioned in the processing shell, then the moving block is manually moved downwards, the movable clamping plate is driven to move through the connecting rod, the pencil is clamped through the cooperation of the movable clamping plate and the fixed clamping plate, and then the movable clamping plate is fixed through manually rotating the fixing bolt.
As a further scheme of the invention: actuating mechanism includes the axis of rotation, the bottom of axis of rotation is rotated and is connected on the casing, the upper end of axis of rotation passes the casing and is located the top of casing, is located the first bevel gear of fixedly connected with in the casing axis of rotation, first bevel gear meshing has the second bevel gear, second bevel gear and second dwang fixed connection, the staff manually rotates the axis of rotation and drives the rotation of first bevel gear, because first bevel gear meshes with the second bevel gear mutually, consequently realizes the rotation of second bevel gear at first bevel gear pivoted in-process, realizes the rotation of second dwang promptly.
As a further scheme of the invention: the end part of the rotating shaft above the shell is fixedly connected with a rotating block, and the rotating shaft is rotated through the rotating block.
As a further scheme of the invention: the inside wall fixedly connected with bracing piece of casing, set up the through-hole that is used for the second dwang to rotate the connection on the bracing piece.
As a further scheme of the invention: a limiting groove is formed in the second rotating rod located on the outer side of the shell, a limiting block is movably connected in the limiting groove, a connecting cylinder is fixedly connected to the limiting block, the connecting cylinder is connected with the first rotating rod through a locking bolt, when the first rotating rod and the second rotating rod are required to be fixedly connected, a worker manually pushes the connecting cylinder to enable one end of the first rotating rod to be located in the connecting cylinder, then the locking bolt is manually rotated, and the first rotating rod and the second rotating rod are connected through the matching of the locking bolt and the connecting cylinder; when first dwang and second dwang were broken away from to needs, the staff manually rotated the locking bolt, when the locking bolt breaks away from first dwang, the staff promoted the connecting cylinder and can realize separating between first dwang and the second dwang.
As a further scheme of the invention: the bottom of handling the shell has the shell of feeding through screwed connection, the middle part of the shell of feeding is the flexible rubber slab of second, and the flexible rubber slab of second can stretch out and draw back, consequently can change the distance between the shell front and back end of feeding.
As a further scheme of the invention: be located equal fixedly connected with connecting plate on the processing shell of first flexible rubber slab both sides, connect through connecting bolt between the connecting plate, first flexible rubber slab can stretch out and draw back, when needs change the distance between the front and back end of processing shell, the staff manually promotes the connecting plate, later realizes connecting between two connecting plates through connecting bolt to the realization makes the processing shell be compression state.
Compared with the prior art, the invention has the beneficial effects that:
when the mounting plate needs to be dismounted from the fixed plate, a worker manually pushes the push plate to drive the insertion rod to move through the push plate, and when one end of the insertion rod is separated from the groove, the worker manually pushes the mounting block to separate the mounting block from the fixed plate along the accommodating groove, namely the mounting plate is dismounted from the fixed plate; when needs install the mounting panel on the fixed plate, staff's manual promotion push pedal drives the removal of inserted bar through the push pedal, and later staff removes the mounting panel along the recess of fixed plate, later manual loosening push pedal, because the removal of the effect of spring force realization push pedal, drives the removal of inserted bar through the push pedal, has realized installing the mounting panel on the fixed plate when inserting in the recess when the one end holding tank of inserted bar.
Be first flexible rubber slab through the middle part that will handle the shell, be convenient for change the distance value of handling the shell front and back end, be convenient for realize the cutting to the short pencil, equal fixedly connected with connecting plate on the processing shell that is located first flexible rubber slab both sides, connect through connecting bolt between the connecting plate, first flexible rubber slab can stretch out and draw back, when the distance between the shell front and back end is handled in needs change, the staff manually promotes the connecting plate, later realize the connection between two connecting plates through connecting bolt, thereby realize making the processing shell be compression state.
Install the roller of cutting a pencil through inclining on being located the first dwang of handling shell inside, be spiral fixedly connected with sharpener on the circumference lateral wall of the roller of cutting a pencil, be convenient for realize the cutting to the pencil, the first dwang of manual rotation drives the rotation of the roller of cutting a pencil through first dwang, realizes the rotation of sharpener at the roller pivoted in-process of cutting a pencil, realizes the cutting of cutting a pencil through the rotation of the sharpener.
Through be provided with the actuating mechanism who is used for driving the second dwang in the casing, be convenient for realize the rotation of pencil sharpener in a plurality of processing shells, manual rotation turning block, realize the rotation of axis of rotation, the rotation of second dwang is realized through the cooperation of first bevel gear and second bevel gear at axis of rotation pivoted in-process, and then realize the rotation of first dwang, drive the rotation of pencil sharpening roller through first dwang, realize the rotation of pencil sharpener at pencil sharpening roller pivoted in-process, the cutting of pencil sharpening is realized through the rotation of pencil sharpener.
The pencil sharpener disclosed by the invention realizes the pencil sharpening operation and brings convenience to workers.
Drawings
FIG. 1 is a schematic view of a student hand sharpener for facilitating the sharpening of short pencils;
FIG. 2 is a schematic view of the connection between the first rotating rod and the sharpener of the hand-operated pencil sharpener for students to facilitate the sharpening of short pencils;
FIG. 3 is a schematic view of a fixing plate in a hand sharpener for students to facilitate the sharpening of short pencils;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
FIG. 5 is a side view of a disposal housing and retaining plate in a student hand sharpener for facilitating the sharpening of short pencils;
FIG. 6 is a schematic view of a charge holder in a student hand sharpener for facilitating the sharpening of short pencils;
FIG. 7 is an internal schematic view of a housing in a student hand sharpener for facilitating the sharpening of short pencils;
FIG. 8 is a schematic view of the connection of a second rotatable shaft and a connecting barrel in a student hand sharpener for facilitating the cutting of short pencils;
FIG. 9 is a schematic view of the connection between the moving block and the fixed clamping plate in the hand sharpener for students to facilitate the cutting of short pencils;
in the figure: 1. a base plate; 2. a housing; 3. mounting a plate; 4. treating the shell; 5. a first flexible rubber plate; 6. a first rotating lever; 7. a pencil sharpening roller; 8. a pencil sharpener; 9. a pencil sharpening space; 10. a charging hole; 11. a second rotating lever; 12. a fixing plate; 13. a groove; 14. mounting blocks; 15. accommodating grooves; 16. a middle block; 17. a spring; 18. pushing the plate; 19. inserting a rod; 20. a receiving groove; 21. fixing the clamping plate; 22. fixing the bolt; 23. a moving block; 24. a connecting rod; 25. moving the clamping plate; 26. a rotating shaft; 27. a first bevel gear; 28. a second bevel gear; 29. rotating the block; 30. a support bar; 31. a limiting groove; 32. a limiting block; 33. a connecting cylinder; 34. locking the bolt; 35. a screw; 36. a shell of charge; 37. a second flexible rubber plate; 38. a connecting plate; 39. and connecting the bolts.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-9, in an embodiment of the present invention, a hand-operated pencil sharpener for students, which facilitates sharpening short pencils, includes a bottom plate 1 and a housing 2 fixedly connected to the center of the upper surface of the bottom plate 1;
the upper surface of the bottom plate 1 is detachably connected with a mounting plate 3, the mounting plate 3 is fixedly connected with a processing shell 4, the middle part of the processing shell 4 is a first telescopic rubber plate 5, the side wall of the processing shell 4 is rotatably connected with a first rotating rod 6, a pencil sharpening roller 7 is obliquely mounted on the first rotating rod 6 positioned in the processing shell 4, the circumferential outer side wall of the pencil sharpening roller 7 is fixedly connected with a pencil sharpener 8 in a spiral manner, and a pencil sharpening space 9 is reserved between the pencil sharpening rollers 7; the processing shell 4 is provided with a charging hole 10;
the casing 2 is rotatably connected with a second rotating rod 11, a driving mechanism for driving the second rotating rod 11 is arranged in the casing 2, and the second rotating rod 11 positioned outside the casing 2 is detachably connected with the first rotating rod 6.
The upper surface of bottom plate 1 is fixedly connected with fixed plate 12, and the upper surface of fixed plate 12 has seted up recess 13 downwards, fixedly connected with installation piece 14 on the mounting panel 3, and installation piece 14 swing joint is in recess 13.
An accommodating groove 15 is formed in the upper surface of the mounting block 14 in a downward manner, an intermediate block 16 is fixedly connected in the accommodating groove 15, springs 17 are fixedly connected to the left side wall and the right side wall of the intermediate block 16, a push plate 18 is fixedly connected to one end of each spring 17, an insertion rod 19 is fixedly connected to each push plate 18, one end of each insertion rod 19 penetrates through the accommodating groove 15 and is inserted into the corresponding groove 13, when the mounting plate 3 needs to be detached from the fixing plate 12, a worker manually pushes the push plate 18 to drive the insertion rod 19 to move through the push plate 18, when one end of the insertion rod 19 is separated from the corresponding groove 13, the worker manually pushes the mounting block 14 to enable the mounting block 14 to be separated from the fixing plate 12 along the accommodating groove 15, and the mounting plate 3 is detached from; when the mounting panel 3 is required to be installed on the fixing plate 12, the worker manually pushes the push plate 18, the push plate 18 drives the insertion rod 19 to move, then the worker moves the mounting panel 3 along the groove 13 of the fixing plate 12, then the push plate 18 is manually loosened, the movement of the push plate 18 is realized under the action of the elastic force of the spring 17, the push plate 18 drives the insertion rod 19 to move, and the installation of the mounting panel 3 on the fixing plate 12 is realized when the one end accommodating groove 15 of the insertion rod 19 is inserted into the groove 13.
The side wall of the processing shell 4 is provided with a containing groove 20, the side wall of the charging hole 10 is fixedly connected with a fixed clamping plate 21, the containing groove 20 is connected with a moving block 23 through a fixed bolt 22, the moving block 23 is fixedly connected with a connecting rod 24, one end of the connecting rod 24 penetrates through the side wall of the containing groove 20 and is positioned in the charging hole 10, the connecting rod 24 positioned in the charging hole 10 is fixedly connected with a movable clamping plate 25, before a pencil to be cut passes through the charging hole 10, a worker manually rotates the fixed bolt 22, when the fixed bolt 22 is separated from the side wall of the containing groove 20, the moving block 23 is manually pushed upwards, then one end of the pencil passes through the charging hole 10 and is positioned in the processing shell 4, then the moving block 23 is manually moved downwards, the connecting rod 24 drives the movable clamping plate 25 to move, and the movable clamping plate 25 and the fixed clamping plate 21 are matched to clamp the pencil tightly, the fixing of the moving clamping plate 25 is then effected by manually turning the fixing bolt 22.
The driving mechanism comprises a rotating shaft 26, the bottom end of the rotating shaft 26 is rotatably connected to the shell 2, the upper end of the rotating shaft 26 penetrates through the shell 2 and is positioned above the shell 2, a first bevel gear 27 is fixedly connected to the rotating shaft 26 in the shell 2, the first bevel gear 27 is meshed with a second bevel gear 28, the second bevel gear 28 is fixedly connected with the second rotating rod 11, a worker manually rotates the rotating shaft 26 to drive the first bevel gear 27 to rotate, and the first bevel gear 27 is meshed with the second bevel gear 28, so that the second bevel gear 28 is rotated in the rotating process of the first bevel gear 27, namely, the second rotating rod 11 is rotated.
A rotating block 29 is fixedly connected to the end of the rotating shaft 26 above the housing 2, and the rotating shaft 26 is rotated by the rotating block 29.
The inside wall fixedly connected with bracing piece 30 of casing 2, the through-hole that is used for second dwang 11 to rotate the connection has been seted up on the bracing piece 30.
A limiting groove 31 is formed in the second rotating rod 11 located on the outer side of the shell 2, a limiting block 32 is movably connected in the limiting groove 31, a connecting cylinder 33 is fixedly connected to the limiting block 32, the connecting cylinder 33 is connected with the first rotating rod 6 through a locking bolt 34, when the first rotating rod 6 is required to be fixedly connected with the second rotating rod 11, a worker manually pushes the connecting cylinder 33 to enable one end of the first rotating rod 6 to be located in the connecting cylinder 33, then the locking bolt 34 is manually rotated, and the first rotating rod 6 is connected with the second rotating rod 11 through the matching of the locking bolt 34 and the connecting cylinder 33; when the first rotating rod 6 and the second rotating rod 11 are required to be separated, a worker manually rotates the locking bolt 34, and when the locking bolt 34 is separated from the first rotating rod 6, the worker pushes the connecting cylinder 33 to realize separation between the first rotating rod 6 and the second rotating rod 11.
The bottom of the treatment shell 4 is connected with a charging shell 36 through a screw 35, the middle part of the charging shell 36 is a second telescopic rubber plate 37, and the second telescopic rubber plate 37 can be telescopic, so that the distance between the front end and the rear end of the charging shell 36 can be changed.
Equal fixedly connected with connecting plate 38 on the processing shell 4 that is located first flexible rubber slab 5 both sides connects through connecting bolt 39 between the connecting plate 38, and first flexible rubber slab 5 can stretch out and draw back, when the distance between the front and back end of processing shell 4 is changed to needs, and the staff manually promotes connecting plate 38, realizes the connection between two connecting plates 38 through connecting bolt 39 afterwards to the realization makes processing shell 4 be compression state.
When the processing case 4 is used singly to sharpen a pencil, in order to make the processing case 4 cut a short pencil better, the worker pushes the processing case 4, since the middle of the processing case 4 is the first elastic rubber plate 5, the processing case 4 is in a compressed state, and thereafter the processing case 4 is maintained in a compressed state by the coupling bolt 39 and the coupling plate 38.
The staff manual rotation fixing bolt 22, when fixing bolt 22 breaks away from the lateral wall of accomodating groove 20, manual promotion movable block 23 that upwards promotes, later pass the one end of pencil charging hole 10 and be located and handle the shell 4, later manual removal movable block 23 downwards, drive the removal of removal pinch-off blades 25 through connecting rod 24, make the cooperation of removing pinch-off blades 25 and fixed pinch-off blades 21 realize pressing from both sides the pencil, later manual rotation fixing bolt 22 realizes will removing pinch-off blades 25 fixed, make the one end of pencil be located between the sharpener 8, manual rotation first dwang 6, drive the rotation of sharpening roller 7 through first dwang 6, realize the rotation of sharpener 8 at sharpening roller 7 pivoted in-process, realize the cutting of sharpening through the rotation of sharpener 8.
The screw 35 is then manually rotated to remove the charge housing 36 from the treatment housing 4, facilitating the cleaning of the swarf inside the charge housing 36.
When a plurality of pencils need to be cut simultaneously, and a worker pushes the disposal case 4 in order to better cut short pencils by the disposal case 4, the disposal case 4 is in a compressed state due to the first telescopic rubber plate 5 in the middle of the disposal case 4, and then the disposal case 4 is kept in the compressed state through the connecting bolt 39 and the connecting plate 38.
The staff manually promotes push pedal 18, drives the removal of inserted bar 19 through push pedal 18, and later the staff removes mounting panel 3 along the recess 13 of fixed plate 12, and later the manual push pedal 18 that loosens realizes push pedal 18's removal because the effect of spring 17 elasticity, drives the removal of inserted bar 19 through push pedal 18, has realized installing mounting panel 3 on fixed plate 12 promptly when inserting in recess 13 when the one end holding tank 15 of inserted bar 19.
The staff manually pushes the connecting cylinder 33 to make one end of the first rotating rod 6 located in the connecting cylinder 33, then manually rotates the locking bolt 34, and the first rotating rod 6 and the second rotating rod 11 are connected through the matching of the locking bolt 34 and the connecting cylinder 33.
The worker manually rotates the fixing bolt 22, when the fixing bolt 22 is disengaged from the side wall of the receiving groove 20, the moving block 23 is manually pushed upwards, then one end of the pencil passes through the charging hole 10 and is positioned in the processing shell 4, then the moving block 23 is manually moved downwards, the connecting rod 24 drives the moving clamping plate 25 to move, so that the matching of the moving clamping plate 25 and the fixing clamping plate 21 realizes the clamping of the pencil,
then, the rotating block 29 is rotated manually to realize the rotation of the rotating shaft 26, the rotation of the second rotating rod 11 is realized through the matching of the first bevel gear 27 and the second bevel gear 28 in the rotating process of the rotating shaft 26, so that the rotation of the first rotating rod 6 is realized, the rotation of the pencil sharpening roller 7 is driven through the first rotating rod 6, the rotation of the pencil sharpener 8 is realized in the rotating process of the pencil sharpening roller 7, and the pencil sharpening cutting is realized through the rotation of the pencil sharpener 8.
The screw 35 is then manually rotated to remove the charge housing 36 from the treatment housing 4, facilitating the cleaning of the swarf inside the charge housing 36.
Although the present description is described in terms of embodiments, not every embodiment includes only a single embodiment, and such description is for clarity only, and those skilled in the art should be able to integrate the description as a whole, and the embodiments can be appropriately combined to form other embodiments as will be understood by those skilled in the art.
Therefore, the above description is only a preferred embodiment of the present application, and is not intended to limit the scope of the present application; all changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.
Claims (10)
1. A hand-operated pencil sharpener for students convenient for sharpening short pencils is characterized by comprising a bottom plate (1) and a shell (2) fixedly connected with the center of the upper surface of the bottom plate (1);
the upper surface of the bottom plate (1) is detachably connected with a mounting plate (3), a processing shell (4) is fixedly connected onto the mounting plate (3), a first telescopic rubber plate (5) is arranged in the middle of the processing shell (4), a first rotating rod (6) is rotatably connected onto the side wall of the processing shell (4), a pencil sharpening roller (7) is obliquely installed on the first rotating rod (6) positioned inside the processing shell (4), a pencil sharpener (8) is fixedly connected onto the circumferential outer side wall of the pencil sharpening roller (7) in a spiral manner, and a pencil sharpening space (9) is reserved between the pencil sharpening rollers (7); the processing shell (4) is provided with a charging hole (10);
the casing (2) is connected with a second rotating rod (11) in a rotating mode, a driving mechanism used for driving the second rotating rod (11) is arranged in the casing (2), and the second rotating rod (11) in the outer side of the casing (2) is connected with the first rotating rod (6) in a detachable mode.
2. The hand-operated sharpener for students and facilitating short pencil sharpening as claimed in claim 1, wherein a fixing plate (12) is fixedly connected to the upper surface of the bottom plate (1), a groove (13) is formed in the upper surface of the fixing plate (12) in a downward direction, a mounting block (14) is fixedly connected to the mounting plate (3), and the mounting block (14) is movably connected in the groove (13).
3. The hand-operated sharpener for students, according to claim 2, characterized in that the upper surface of the mounting block (14) faces downward to form a receiving groove (15), an intermediate block (16) is fixedly connected in the receiving groove (15), springs (17) are fixedly connected to both left and right side walls of the intermediate block (16), a pushing plate (18) is fixedly connected to one end of each spring (17), an insertion rod (19) is fixedly connected to the pushing plate (18), and one end of the insertion rod (19) passes through the receiving groove (15) and is inserted into the groove (13).
4. The hand-operated sharpener for students, which is convenient for short pencil sharpening, as claimed in claim 1, wherein the side wall of the processing shell (4) is opened with a receiving groove (20), the side wall of the charging hole (10) is fixedly connected with a fixed clamping plate (21), the receiving groove (20) is connected with a moving block (23) through a fixed bolt (22), the moving block (23) is fixedly connected with a connecting rod (24), one end of the connecting rod (24) passes through the side wall of the receiving groove (20) and is located in the charging hole (10), and the connecting rod (24) located in the charging hole (10) is fixedly connected with a movable clamping plate (25).
5. The hand-operated sharpener for students, which is convenient for short pencil sharpening, as claimed in claim 1, wherein said driving mechanism comprises a rotating shaft (26), the bottom end of said rotating shaft (26) is rotatably connected to the housing (2), the upper end of said rotating shaft (26) passes through the housing (2) and is located above the housing (2), a first bevel gear (27) is fixedly connected to the rotating shaft (26) in said housing (2), said first bevel gear (27) is engaged with a second bevel gear (28), and said second bevel gear (28) is fixedly connected to the second rotating shaft (11).
6. A hand-operated sharpener for students to facilitate short pencil sharpening as claimed in claim 5, wherein a rotation block (29) is fixedly connected to the end of the rotation shaft (26) above the housing (2).
7. The hand-operated pencil sharpener convenient for short pencil sharpening of the student as claimed in claim 5, wherein the inner side wall of the housing (2) is fixedly connected with a support rod (30), and the support rod (30) is provided with a through hole for the rotary connection of the second rotary rod (11).
8. The hand-operated pencil sharpener convenient for short pencils for students according to claim 1, characterized in that a limiting groove (31) is formed in the second rotating rod (11) located outside the housing (2), a limiting block (32) is movably connected in the limiting groove (31), a connecting cylinder (33) is fixedly connected to the limiting block (32), and the connecting cylinder (33) is connected with the first rotating rod (6) through a locking bolt (34).
9. A hand-operated pencil sharpener for students facilitating short pencil sharpening as claimed in claim 1, wherein the bottom of the disposal case (4) is connected with a charging case (36) through a screw (35), and the middle of the charging case (36) is a second telescopic rubber plate (37).
10. The hand-operated sharpener for students, which is convenient for short pencil sharpening, as claimed in claim 1, wherein the processing shells (4) at both sides of the first flexible rubber plate (5) are fixedly connected with connecting plates (38), and the connecting plates (38) are connected with each other through connecting bolts (39).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010544592.9A CN111845171B (en) | 2020-06-15 | 2020-06-15 | Student cuts a ware convenient to short pencil cuts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010544592.9A CN111845171B (en) | 2020-06-15 | 2020-06-15 | Student cuts a ware convenient to short pencil cuts |
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| Publication Number | Publication Date |
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| CN111845171A true CN111845171A (en) | 2020-10-30 |
| CN111845171B CN111845171B (en) | 2021-11-16 |
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| CN202010544592.9A Active CN111845171B (en) | 2020-06-15 | 2020-06-15 | Student cuts a ware convenient to short pencil cuts |
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| US20090000695A1 (en) * | 2007-06-29 | 2009-01-01 | Jingyi Hu | Electric pencil sharpener |
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| TWM450494U (en) * | 2012-11-14 | 2013-04-11 | Pao Shen Entpr Co Ltd | Electrical pencil sharpener |
| CN202896098U (en) * | 2012-11-27 | 2013-04-24 | 梁玉 | Pencil sharpener |
| CN204432186U (en) * | 2014-12-23 | 2015-07-01 | 付宇轩 | A kind of pen cap type penknife |
| CN106114021A (en) * | 2016-06-28 | 2016-11-16 | 三木控股集团有限公司 | A kind of movement of electric pencil sharpener |
| CN107160924A (en) * | 2017-07-13 | 2017-09-15 | 崔泽昊 | The control method of pencil sharpener |
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| CN209336362U (en) * | 2018-11-20 | 2019-09-03 | 靖州县金心笔业有限责任公司 | A kind of pencil-holder planing machine |
| CN210132929U (en) * | 2019-04-11 | 2020-03-10 | 林宇豪 | Multifunctional pencil sharpener |
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| CN111845171B (en) | 2021-11-16 |
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