CN217969059U - Pen clamping mechanism pre-tightened by spring hook and pen sharpener thereof - Google Patents
Pen clamping mechanism pre-tightened by spring hook and pen sharpener thereof Download PDFInfo
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- CN217969059U CN217969059U CN202222060966.7U CN202222060966U CN217969059U CN 217969059 U CN217969059 U CN 217969059U CN 202222060966 U CN202222060966 U CN 202222060966U CN 217969059 U CN217969059 U CN 217969059U
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Abstract
The utility model discloses a pen clamping mechanism using a spring hook to pre-tighten and a pen sharpener thereof, which comprises a pen feeding seat, wherein the pen feeding seat is provided with a turntable, an elastic spring hook and two movable pen clamping components arranged at intervals; the pen clamping assembly is provided with a mandrel and a pen clamping wheel arranged on the periphery of the mandrel, and one end of the mandrel is connected with the rotary table, so that the pen clamping wheel is subjected to the pre-tightening force of the rotary table. The utility model relates to a rationally, simple structure, it is convenient to make, and the pivoted condition just can not appear after the pencil is pressed from both sides tight by two pen clamping components.
Description
Technical Field
The utility model relates to a in the field of electronic ware of cutting, especially, relate to a press from both sides a mechanism and a ware of cutting that carries out pretension with spring hook.
Background
The electric pencil sharpener is a pencil sharpening tool and comprises a tool rest, a dust collecting bin, a bin cover, a motor, a switch and other parts, wherein in the rotating process of the tool rest, a blade in the tool rest sharpens a pencil, residual pencil dust falls into the dust collecting bin of the automatic pencil sharpener, and the pencil dust can be poured out after the bin cover is opened.
When the electric pencil sharpener is used for sharpening the end part of a pencil, if the pencil is not clamped, the pencil can rotate along with the tool rest, so that the sharpening work is influenced, and a mechanism capable of clamping the pencil needs to be designed.
Disclosure of Invention
The technical problem to be solved by the utility model is to provide a pencil clamping mechanism which uses a spring hook to pre-tighten, the spring hook gives the elastic pre-tightening force to a turntable, after a pencil is inserted into a pencil clamping component, the turntable gives the thrust to the pencil clamping component, and the pencil is clamped by the thrust of two pencil clamping components; the utility model also provides a pencil sharpener with the pencil clamping mechanism.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: a pen clamping mechanism using a spring hook for pre-tightening comprises a pen feeding seat, wherein the pen feeding seat is provided with a rotary disc, an elastic spring hook and two movable pen clamping assemblies arranged at intervals, the rotary disc is rotatably connected with the pen feeding seat, and one end of the spring hook is connected with the rotary disc so that the rotary disc is subjected to the elastic pre-tightening force of the spring hook; the pen clamping assembly is provided with a mandrel and a pen clamping wheel arranged on the periphery of the mandrel, and one end of the mandrel is connected with the turntable, so that the pen clamping wheel is subjected to the pretightening force of the turntable. When the pencil was through two pen wheel that press from both sides, two pen wheel that press from both sides receive the pencil oppression and move to the outside (two pen wheel that press from both sides keep away from gradually), at this in-process, the dabber not only follows pen wheel that presss from both sides and removes, and the dabber still drives the carousel rotation, so the carousel has a little circumferential direction.
The pencil clamping mechanism has the advantages of reasonable design, simple structure and convenient manufacture, and the pencil cannot rotate after being clamped by the two pencil clamping components. The method comprises the following steps: the rotary table can rotate around the pen inlet seat, one end of the spring hook is fixed at the pen inlet seat, the other end of the spring hook is connected with the rotary table, and the outer side of the middle part of the spring hook is attached to the pen inlet seat, so that the spring hook gives elastic pretightening force to the rotary table; when the pencil passes through the pencil clamping assembly, the pencil extrudes the two pencil clamping assemblies, the two pencil clamping assemblies move towards the outer side respectively, the middle position of the spring hook is not changed, the position of the spring hook connected with the end of the rotating disc is changed, the elastic force of the spring hook is larger than that of the spring hook, the pencil is clamped under the pressure of the two pencil clamping assemblies, and the pencil cannot rotate along with the knife rest during cutting. The pencil clamping wheel can rotate around the mandrel, and when the pencil moves downwards, the pencil clamping wheel rotates along with the pencil.
As the utility model discloses further improve: the pen feeding seat is provided with a left support and a right support, and the left support and the right support are connected with two ends of the mandrel respectively. The left support and the right support are respectively used for supporting the left end and the right end of the mandrel.
As the utility model discloses further improve: the left bracket is provided with a left round hole and a left long hole, and the right bracket is provided with a right round hole and a right long hole; the left round hole and the right long hole are respectively sleeved with two ends of one mandrel, and the right round hole and the left long hole are respectively sleeved with two ends of the other mandrel. One of the mandrels is in clearance fit with the left round hole and the right strip hole, and the other mandrel is in clearance fit with the right round hole and the left strip hole, so that the mandrels can swing.
As the utility model discloses further improve: one end of the mandrel is provided with a connecting rod, and the connecting rod is connected with the turntable; one of the mandrels has the end with the connecting rod passing through the right elongated hole, and the other mandrel has the end with the connecting rod passing through the left elongated hole. Taking one of the mandrels as an example, one end of the mandrel can move horizontally (also called swing) in the left long hole, while the other end of the mandrel can move slightly in the right round hole, but the movement amplitude in the left long hole is larger than that in the right round hole; similarly, one end of the other mandrel can horizontally swing in the right long-strip hole, and the other end of the other mandrel can slightly move in the left round hole; the purpose of this is to: when the pencil is inserted into the knife rest, the two pencil clamping wheels are pressed by the pencil, the distance between the two pencil clamping wheels is increased, the end, provided with the connecting rod, of the mandrel swings outwards (the left round hole and the right round hole serve as the center pivot of the swing), the turntable is driven by the two connecting rods to rotate (the rotating angle is generally 3-20 degrees), and the spring hook provides elastic force for the turntable, so that the two pencil clamping wheels can clamp the pencil, and the pencil is prevented from rotating.
As the utility model discloses further improve: the rotary disc is provided with a connecting hole, the connecting rod is provided with an inserting rod, and the inserting rod is inserted into the connecting hole. The lower end of the connecting rod is connected with the rotary disc.
As the utility model discloses further improve: the connecting rod is provided with a rotating hole, and the rotating hole is rotatably connected with the mandrel. The rotating hole and the mandrel are coaxial, the inserted bar is perpendicular to the mandrel, and the central axis of the inserted bar is parallel to the central axis of the rotating disc.
As the utility model discloses further improve: the two ends of the pen clamping wheel are respectively provided with a gasket, and the gaskets are sleeved on the periphery of the mandrel. The pen clamping wheel is located at the middle position between the left support and the right support.
As the utility model discloses further improve: the spring hook is provided with a fixing column and a fixing ring, the pen inlet seat is provided with a hanging rod, the hanging rod is sleeved with the fixing ring, the rotary disc is provided with a fixing hole, and the fixing hole is sleeved with the fixing column. The end of the spring hook with the fixing ring is fixedly connected with the pen inlet seat, and the end of the spring hook with the fixing column is fixedly connected with the rotary disc.
As the utility model discloses further improve: the spring hook is semicircular; the rotary disc is provided with a disc hole, and the pen feeding seat is provided with a circular truncated cone sleeved with the disc hole. The disk hole can rotate around the circular truncated cone, and the diameter of the spring hook is larger than the peripheral diameter of the rotary disk.
The utility model provides a cut a ware with press from both sides a mechanism, includes the shell, the shell be equipped with inner bag and knife rest, the inner bag be equipped with battery, motor, drive assembly, the motor be connected with drive assembly, drive assembly be connected with the knife rest, drive assembly include a plurality of drive gear. After the motor rotates, each transmission gear in the transmission assembly can be driven to rotate, the transmission gear at the tail end drives the tool rest to rotate, and then the blade in the tool rest can cut a pencil; the battery provides power to the motor.
Drawings
Fig. 1 is an exploded schematic view of the present invention;
FIG. 2 is a schematic view of a pen feeding seat;
FIG. 3 is an exploded view of the pen clip assembly and associated parts;
FIG. 4 is an assembled view of the pen clip assembly and related parts;
FIG. 5 is a schematic view of the assembly of the pen inlet seat, the pen clamping assembly and the related parts;
FIG. 6 is a schematic view of the pen feeding seat, the pen clamping assembly and the related parts in combination (with the turntable hidden);
FIG. 7 is an exploded view of the inner container;
FIG. 8 is a schematic view of the combination of the inner container;
FIG. 9 is a schematic view of the outer shell and the inner container;
FIG. 10 is a schematic view of the pen inlet seat, the pen clamping assembly, the inner container and the knife rest;
fig. 11 is a schematic view of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
As shown in fig. 1-11: a pen clamping mechanism pre-tightened by a spring hook comprises a pen inlet seat 30, wherein the pen inlet seat 30 is provided with a rotary disc 5, an elastic spring hook 6 and two movable pen clamping assemblies 20 arranged at intervals, the rotary disc 5 is rotatably connected with the pen inlet seat 30, and one end of the spring hook 6 is connected with the rotary disc 5 so that the rotary disc 5 is subjected to the elastic pre-tightening force of the spring hook 6; the pen clamping assembly 20 is provided with a mandrel 1 and a pen clamping wheel 4 arranged on the periphery of the mandrel 1, and one end of the mandrel 1 is connected with the turntable 5, so that the pen clamping wheel 4 is subjected to the pre-tightening force of the turntable 5. When the pencil passes through the two pencil clamping wheels 4, the pencil clamping wheels 4 move to drive the rotating disc 5 to rotate, the pencil clamping wheels 4 are provided with V-shaped pencil clamping grooves 41, and the inner walls of the pencil clamping grooves 41 can be tightly attached to the outer surface of the pencil to prevent the pencil from rotating.
The pen inlet seat 30 is provided with a left support 31 and a right support 36, and the left support 31 and the right support 36 are respectively connected with two ends of the mandrel 1. The left bracket 31 and the right bracket 36 are parallel.
The left bracket 31 is provided with a left round hole 32 and a left long hole 33, and the right bracket 36 is provided with a right round hole 37 and a right long hole 38; the left round hole 32 and the right long hole 38 are respectively sleeved with two ends of one mandrel 1, and the right round hole 3 and the left long hole 33 are respectively sleeved with two ends of the other mandrel 1.
One end of the mandrel 1 is provided with a connecting rod 2, and the connecting rod 2 is connected with a turntable 5; the end of one of the spindles 1 carrying the link 2 passes through the right elongated hole 38, and the end of the other spindle 1 carrying the link 2 passes through the left elongated hole 33. The end of the mandrel 1 where the connecting rod 2 is arranged is defined as an extension end 11, then the extension end 11 of one mandrel 1 passes through the right long hole 38, and the extension end 11 of the other mandrel 1 passes through the left long hole 33; the central axis of the left round hole 32 and the central axis of the right strip-shaped hole 38 are in the same straight line, and the central axis of the right round hole 37 and the central axis of the left strip-shaped hole 33 are in the same straight line; the rotary disc 5 pushes the connecting rod 2 at the extension end 11; when no pencil is inserted, the extending end 11 is attached to the inner wall of one end of the left long hole 33 or the right long hole 38 (the inner wall of the end is close to the central position of the turntable 5), and the distance between the two pencil clamping wheels 4 is L1; after the pencil is inserted, the pencil clamping wheels 4 are pushed away outwards by the pencil, then the extension end 11 moves along with the pencil clamping wheels 4 (the position of the mandrel 1 deflects), then the extension end 11 can be attached to the inner wall of the other end of the left long hole 33 or the right long hole 38 (the inner wall of the end is far away from the central position of the turntable 5), at this time, the distance between the two pencil clamping wheels 4 is L2, and L2 is greater than L1.
The rotary disc 5 is provided with a connecting hole 52, the connecting rod 2 is provided with an inserting rod 22, and the inserting rod 22 is inserted into the connecting hole 52. When one end of the mandrel 1 moves, the inserted bar 22 is driven to move together, and then the inserted bar 22 can drive the rotating disc 5 to rotate.
The connecting rod 2 is provided with a rotating hole 21, and the rotating hole 21 is rotatably connected with the mandrel 1. The connecting rod 2 can rotate around the spindle 1.
The two ends of the pen clamping wheel 4 are provided with gaskets 3, and the gaskets 3 are sleeved on the periphery of the mandrel 1. The washer 3 separates the pen wheel 4 from the left bracket 31 and also separates the pen wheel 4 from the right bracket 36.
The spring hook 6 is provided with a fixing column 61 and a fixing ring 62, the pen feeding seat 30 is provided with a hanging rod 35, the hanging rod 35 is sleeved with the fixing ring 62, the rotary disc 5 is provided with a fixing hole 51, and the fixing hole 51 is sleeved with the fixing column 61. One end of the spring hook 6 is connected into the pen holder 30; the other end of the spring hook 6 is connected with the rotating disc 5, so that the spring hook 6 applies elastic pretightening force to the rotating disc 5.
The spring hook 6 is semicircular; the turntable 5 is provided with a disk hole 53, and the pen inlet seat 30 is provided with a circular truncated cone 34 sleeved with the disk hole 53. The middle part of the spring hook 6 can be slightly deformed, and the deformed spring hook 6 can give larger elastic pretightening force to the rotating disc 5, so that the pencil clamping wheel 4 clamps the pencil.
A pencil sharpener with a pencil clamping mechanism comprises a shell 50, wherein the shell 50 is provided with a liner 7 and a knife rest 40, the liner 7 is provided with a battery 71, a motor 72 and a transmission assembly 73, the motor 72 is connected with the transmission assembly 73, the transmission assembly 73 is connected with the knife rest 40, and the transmission assembly 73 comprises a plurality of transmission gears. The upper end of the pencil feeding seat 30 is provided with a blank cap 10, the blank cap 10 covers the pencil clamping assembly 20, the blank cap 10 is provided with an upper pencil feeding hole, the pencil feeding seat 30 is provided with a lower pencil feeding hole, and a pencil is inserted into the tool rest 40 after passing through the upper pencil feeding hole, the pencil clamping assembly and the lower pencil feeding hole; the outer side of the middle part of the spring hook 6 is attached to the blank cap 10, when the rotary disc 5 rotates, the rotary disc 5 drives the fixing column 61 of the spring hook 6 to move (the position of the fixing ring 62 is unchanged), and then the spring hook 6 slightly deforms (the diameter of the spring hook 6 is increased at the moment).
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A pen clamping mechanism using a spring hook for pre-tightening comprises a pen feeding seat, and is characterized in that the pen feeding seat is provided with a rotary disc, an elastic spring hook and two movable pen clamping assemblies arranged at intervals, the rotary disc is rotatably connected with the pen feeding seat, and one end of the spring hook is connected with the rotary disc so that the rotary disc is subjected to the elastic pre-tightening force of the spring hook; the pen clamping assembly is provided with a mandrel and a pen clamping wheel arranged on the periphery of the mandrel, and one end of the mandrel is connected with the turntable, so that the pen clamping wheel is subjected to the pretightening force of the turntable.
2. The pen clamping mechanism preloaded by the spring hook according to claim 1, wherein the pen feeding seat is provided with a left bracket and a right bracket, and the left bracket and the right bracket are respectively connected with two ends of the mandrel.
3. The pen clamping mechanism pre-tightened by the spring hook as claimed in claim 2, wherein the left bracket is provided with a left round hole and a left long hole, and the right bracket is provided with a right round hole and a right long hole; the left round hole and the right long hole are respectively sleeved with two ends of one mandrel, and the right round hole and the left long hole are respectively sleeved with two ends of the other mandrel.
4. The pen clamping mechanism pre-tightened by the spring hook as claimed in claim 3, wherein a connecting rod is arranged at one end of the mandrel, and the connecting rod is connected with the rotary disc; one of the mandrels has the end with the connecting rod passing through the right elongated hole, and the other mandrel has the end with the connecting rod passing through the left elongated hole.
5. The pen clamping mechanism preloaded by a spring hook as claimed in claim 4, wherein said rotary plate is provided with a connecting hole, said connecting rod is provided with an inserting rod, and said inserting rod is inserted into said connecting hole.
6. The pen clamping mechanism preloaded with the spring hook according to claim 5, wherein said connecting rod is provided with a rotation hole, and said rotation hole is rotatably connected with the mandrel.
7. The pen clamping mechanism pre-tightened by the spring hook as claimed in claim 2, wherein the pen clamping wheel is provided with washers at both ends, and the washers are sleeved on the periphery of the mandrel.
8. The pen clamping mechanism preloaded by using a spring hook as claimed in claim 1, wherein the spring hook is provided with a fixed column and a fixed ring, the pen feeding seat is provided with a hanging rod, the hanging rod is sleeved with the fixed ring, the rotary disc is provided with a fixed hole, and the fixed hole is sleeved with the fixed column.
9. The pen clamping mechanism preloaded with a spring hook according to claim 1, wherein said spring hook is semi-circular; the rotary disc is provided with a disc hole, and the pen feeding seat is provided with a circular truncated cone sleeved with the disc hole.
10. A pencil sharpener is characterized by comprising a shell and the pencil clamping mechanism pre-tightened by the spring hook according to any one of claims 1 to 9, wherein the shell is provided with a liner and a knife rest, the liner is provided with a battery, a motor and a transmission assembly, the motor is connected with the transmission assembly, the transmission assembly is connected with the knife rest, and the transmission assembly comprises a plurality of transmission gears.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222060966.7U CN217969059U (en) | 2022-08-04 | 2022-08-04 | Pen clamping mechanism pre-tightened by spring hook and pen sharpener thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222060966.7U CN217969059U (en) | 2022-08-04 | 2022-08-04 | Pen clamping mechanism pre-tightened by spring hook and pen sharpener thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217969059U true CN217969059U (en) | 2022-12-06 |
Family
ID=84256917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222060966.7U Active CN217969059U (en) | 2022-08-04 | 2022-08-04 | Pen clamping mechanism pre-tightened by spring hook and pen sharpener thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217969059U (en) |
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2022
- 2022-08-04 CN CN202222060966.7U patent/CN217969059U/en active Active
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