CN203418506U - Labor-saving structure of electric stapler - Google Patents
Labor-saving structure of electric stapler Download PDFInfo
- Publication number
- CN203418506U CN203418506U CN201320454122.9U CN201320454122U CN203418506U CN 203418506 U CN203418506 U CN 203418506U CN 201320454122 U CN201320454122 U CN 201320454122U CN 203418506 U CN203418506 U CN 203418506U
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- China
- Prior art keywords
- lever
- labor
- saving
- laborsaving
- stapling together
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Abstract
The utility model relates to the technical field of electric staplers, in particular to a labor-saving structure of an electric stapler. The labor-saving structure comprises a base, an electric transmission device, a labor-saving lever and a stapling lever; the labor-saving lever is pivoted to the base, and is provided with a bulge for propping against the stapling lever; the rear end of the stapling lever is pivoted to the base; the front end of the stapling lever is connected to a nailing sheet; the electric transmission device downwardly presses the rear end of the labor-saving lever to enable the bulge to be propped against the stapling lever; the nailing sheet of the stapling lever is in plug-in connection with the front end of a staple groove; the bulge is arranged between the two ends of the labor-saving lever. Through the lever principle, the electric transmission device downwardly presses the rear end of the labor-saving lever to enable the bulge to be propped against the stapling lever, then the stapling lever reuses the lever principle to enable the nailing action to be completed by the nailing sheet so as to realize the labor-saving effect; the labor-saving structure is relatively simpler, and is relatively reliable and labor-saving is nailing.
Description
Technical field
The utility model relates to electric stapler technical field, relates in particular to a kind of labor-saving structure of electric stapler.
Background technology
Stapler is a kind of comparatively conventional instrument in official documents and correspondence work, because its frequency of utilization is high, and expends strength, and present people are more prone to use electric stapler.
The electric stapler of prior art, drives because it adopts motor, and motor power hungry is large, and structure is comparatively complicated, and it is also unreliable to use.
Summary of the invention
The purpose of this utility model is to provide a kind of labor-saving structure that is applicable to electric stapler for the deficiencies in the prior art, and nailing is laborsaving, simple in structure, reliable.
For achieving the above object, the labor-saving structure of a kind of electric stapler of the present utility model, comprises base, and described base is provided with staple groove, also comprises electric transmission machanism, laborsaving lever and the lever of stapling together, and described laborsaving lever is positioned at the top of the lever of stapling together; Described laborsaving lever and the lever of stapling together are articulated in respectively base, and laborsaving lever has a labor saving arm and an actuating arm, and labor saving arm is longer than actuating arm, and electric transmission machanism is connected in labor saving arm, and actuating arm is connected in the middle front part of the lever of stapling together.
As preferably, described laborsaving lever is provided with for supporting the projection of the lever of stapling together, and described projection is arranged between the two ends of laborsaving lever; The front end of the described lever of stapling together is connected with nailing sheet, and during nailing, the labor saving arm that described electric transmission machanism presses down laborsaving lever makes projection support the lever of stapling together, and the nailing sheet of the lever of stapling together is plugged in described staple groove.
As preferably, described electric transmission machanism is cam gear, and described cam gear comprises driving motor, the gear train being connected with driving motor, the cam being connected with gear train, described cam is provided with drive division, and drive division is crimped on or is connected in laborsaving lever.
As preferably, described electric transmission machanism is radial gear, described radial gear comprises driving motor, travelling gear and the first depression bar, described the first depression bar is fixed on the off-centered position of travelling gear, described driving motor meshes by gear train and travelling gear, and described the first depression bar is connected to the top of laborsaving lever.
As preferably, the quantity of described travelling gear is two, and two travelling gears lay respectively at the both sides of laborsaving lever, and the two ends of described the first depression bar are individually fixed in the position of departing from two travelling gear centers.
As preferably, described the first depression bar comprises the first central shaft and the first roller shell, and described the first central shaft is fixed on described travelling gear, and described the first roller shell is socketed on described the first central shaft rotationally, during nailing, described the first roller shell is connected to the top of laborsaving lever.
As preferably, described projection is cylindrical the second depression bar, and during nailing, described the second depression bar is connected to the top of the lever of stapling together.
As preferably, described the second depression bar comprises the second central shaft and the second roller shell, and described the second central shaft is fixed on described laborsaving lever, and described the second roller shell is socketed on described the second central shaft rotationally, during nailing, described the second roller shell is connected to the top of the lever of stapling together.
As preferably, described in the butt between lever and staple groove of stapling together have back-moving spring.
As preferably, above described laborsaving lever, be provided with travel switch, described travel switch is electrically connected to electric transmission machanism.
The beneficial effects of the utility model: a kind of labor-saving structure of electric stapler, laborsaving lever has a labor saving arm and an actuating arm, and labor saving arm is longer than actuating arm, passes through lever principle, utilize electric transmission machanism to press down the labor saving arm of laborsaving lever, make the actuating arm of laborsaving lever support the middle front part of the lever of stapling together, the lever of stapling together presses down, and by nailing sheet, carries out nailing action, thereby play labour-saving effect, compare with the electric stapler of prior art, structure is more simple, and nailing is more reliable, laborsaving.
Accompanying drawing explanation
Fig. 1 is that the utility model is in putting forward the perspective view of spike state.
Fig. 2 is that the utility model is in carrying the main TV structure schematic diagram of spike state.
Fig. 3 is the perspective view of the utility model in nailing state.
Fig. 4 is the main TV structure schematic diagram of the utility model in nailing state.
Fig. 5 is that the utility model arranges the structural representation after travel switch.
Fig. 6 is the utility model decomposition texture schematic diagram.
Fig. 7 is the utility model mechanical analysis schematic diagram.
Reference numeral comprises:
1-base, 2-staple groove, 3-electric transmission machanism, 31-driving motor
32-travelling gear, 33-the first depression bar 331-the first central shaft the 332-the first roller shell
34-gear train 4-laborsaving lever 41-the second depression bar the 411-the second central shaft
The 412-the second roller shell 5-lever 51-nailing sheet 6-back-moving spring of stapling together
7-travel switch.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
Embodiment mono-.
As shown in Figures 1 to 7, the labor-saving structure of a kind of electric stapler of the present utility model, comprise base 1, described base 1 is provided with staple groove 2, also comprise electric transmission machanism 3, laborsaving lever 4 and the lever 5 of stapling together, described laborsaving lever 4 is positioned at the top of the lever 5 of stapling together, described laborsaving lever 4 and staple together lever 5 respectively with base 1 pivot joint, laborsaving lever 4 has a labor saving arm and an actuating arm, labor saving arm is longer than actuating arm, electric transmission machanism 3 is connected in labor saving arm, and actuating arm is connected in the middle front part of the lever 5 of stapling together.Wherein, described base 1 is provided with side cover, the concrete and side cover pivot joint of described laborsaving lever 4.
Described laborsaving lever 4 is provided with for supporting the projection of the lever 5 of stapling together, and described projection is arranged between the two ends of laborsaving lever 4; Described front end of stapling together lever 5 is connected with nailing sheet 51, during nailing, the labor saving arm that described electric transmission machanism 3 presses down laborsaving lever 4 is supported projection to staple together lever 5, and the nailing sheet 51 of the lever 5 of stapling together is plugged in the front end of described staple groove 2, because projection is arranged between the two ends of laborsaving lever 4; Described actuating arm is exactly the horizontal range L2 between projection and nailing sheet 51, described labor saving arm is the length distance L1 of laborsaving lever 4, due to L2< L1, by lever principle F1*L1=F2*L2, so F2> F1, utilize electric transmission machanism 3 to press down the rear end of laborsaving lever 4, make laborsaving lever 4 projections support the front end of the lever 5 of stapling together, the nailing sheet 51 of lever 5 of stapling together carries out nailing action, thereby play labour-saving effect, compare with the electric stapler of prior art, structure is more simple, and nailing is more reliable, laborsaving.
The electric transmission machanism 3 of the present embodiment is radial gear, as preferably, the radial gear of the present embodiment comprises driving motor 31, travelling gear 32 and the first depression bar 33, described the first depression bar 33 is fixed on the position of departing from travelling gear 32 centers, described driving motor 31 is by gear train 34 and travelling gear 32 engagements, and described the first depression bar 33 is connected to the top of laborsaving lever 4.After driving motor 31 conductings, by gear train 34 band nutating gears 32, rotate, travelling gear 32 drives has the first depression bar 33 of certain eccentric throw to rotate, and the laborsaving lever 4 of the first 33 pairs of depression bars plays intermittent motion effect.The first depression bar 33 presses down the labor saving arm of laborsaving lever 4 with the rotation of travelling gear 32, and the projection on laborsaving lever 4 further presses down the lever 5 of stapling together, thereby makes the staple of stapling together on 5 pairs of staple grooves 2 of lever carry out the work of nailing.When the first depression bar 33 is up walked with travelling gear 32, the lever 5 of stapling together resets under the effect of back-moving spring 6, and the lever 5 of stapling together further resets to laborsaving lever 4.
As preferably, the quantity of described travelling gear 32 is two, and two travelling gears 32 lay respectively at the both sides of laborsaving lever 4, and the two ends of described the first depression bar 33 are individually fixed in the position of departing from two travelling gear 32 centers.Because the first depression bar 33 needs larger downforce, by 32 pairs of the first depression bars 33 of two travelling gears, be fixed, greatly strengthen the steadiness of the first depression bar 33.
As preferably, described projection is cylindrical the second depression bar 41, and described the second depression bar 41 is connected to the top of the lever 5 of stapling together.Described the second depression bar 41 comprises the second central shaft 411 and the second roller shell 412, described the second central shaft 411 is fixed on described laborsaving lever 4, described the second roller shell 412 is socketed on described the second central shaft 411 rotationally, and described the second roller shell 412 is connected to the top of the lever 5 of stapling together.The second depression bar 41 is consistent with the operation principle of the first depression bar 33, and its object is also to avoid friction damage, prevents laborsaving lever 4 and the damage of stapling together between lever 5.
Laborsaving lever 4 tops of the present embodiment are provided with travel switch 7, and described travel switch 7 is electrically connected to electric transmission machanism 3.When stapler completes after a nailing action, laborsaving lever 4 resets, when laborsaving lever 4 resets brush up against travel switch 7, travel switch 7 is controlled electric transmission machanism 3 and is quit work, stapler completes nailing and moves and reset complete, the next nailing of user's capable of regulating position, then press start button and carry out nailing action.
The utility model is a kind of labor-saving structure that is applicable to electric stapler, applies to get on electric stapler good labor-saving effect, and simple in structure, reliable operation.
Embodiment bis-.
The difference of the present embodiment and embodiment mono-is: described electric transmission machanism 3 is cam gear, described cam gear comprises driving motor 31, the gear train 34 being connected with driving motor 31, the cam (not shown in FIG.) being connected with gear train 34, described cam is provided with drive division, and drive division is crimped on or is connected in laborsaving lever 4.The drive division of cam presses down the labor saving arm of laborsaving lever 4, and the projection on laborsaving lever 4 further presses down the lever 5 of stapling together, thereby makes the staple of stapling together on 5 pairs of staple grooves 2 of lever carry out the work of nailing.By cam mechanism, can realize equally above-mentioned nailing moves.
The remainder of the present embodiment is identical with embodiment mono-, repeats no more here.
Above content is only preferred embodiment of the present utility model, for those of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.
Claims (10)
1. a labor-saving structure for electric stapler, comprises base, and described base is provided with staple groove, it is characterized in that: also comprise electric transmission machanism, laborsaving lever and the lever of stapling together, described laborsaving lever is positioned at the top of the lever of stapling together;
Described laborsaving lever and the lever of stapling together are articulated in respectively base, and laborsaving lever has a labor saving arm and an actuating arm, and labor saving arm is longer than actuating arm, and electric transmission machanism is connected in labor saving arm, and actuating arm is connected in the middle front part of the lever of stapling together.
2. the labor-saving structure of a kind of electric stapler according to claim 1, is characterized in that: described laborsaving lever is provided with for supporting the projection of the lever of stapling together, and described projection is arranged between the two ends of laborsaving lever;
The front end of the described lever of stapling together is connected with nailing sheet, and during nailing, the labor saving arm that described electric transmission machanism presses down laborsaving lever makes projection support the lever of stapling together, and the nailing sheet of the lever of stapling together is plugged in described staple groove.
3. the labor-saving structure of a kind of electric stapler according to claim 1, it is characterized in that: described electric transmission machanism is cam gear, described cam gear comprises driving motor, the gear train being connected with driving motor, the cam being connected with gear train, described cam is provided with drive division, and drive division is crimped on or is connected in laborsaving lever.
4. the labor-saving structure of a kind of electric stapler according to claim 1, it is characterized in that: described electric transmission machanism is radial gear, described radial gear comprises driving motor, travelling gear and the first depression bar, described the first depression bar is fixed on the off-centered position of travelling gear, described driving motor meshes by gear train and travelling gear, and described the first depression bar is connected to the top of laborsaving lever.
5. the labor-saving structure of a kind of electric stapler according to claim 4, it is characterized in that: the quantity of described travelling gear is two, two travelling gears lay respectively at the both sides of laborsaving lever, and the two ends of described the first depression bar are individually fixed in the position of departing from two travelling gear centers.
6. according to the labor-saving structure of a kind of electric stapler described in claim 4 or 5, it is characterized in that: described the first depression bar comprises the first central shaft and the first roller shell, described the first central shaft is fixed on described travelling gear, described the first roller shell is socketed on described the first central shaft rotationally, during nailing, described the first roller shell is connected to the top of laborsaving lever.
7. the labor-saving structure of a kind of electric stapler according to claim 2, is characterized in that: described projection is cylindrical the second depression bar, and during nailing, described the second depression bar is connected to the top of the lever of stapling together.
8. the labor-saving structure of a kind of electric stapler according to claim 7, it is characterized in that: described the second depression bar comprises the second central shaft and the second roller shell, described the second central shaft is fixed on described laborsaving lever, described the second roller shell is socketed on described the second central shaft rotationally, during nailing, described the second roller shell is connected to the top of the lever of stapling together.
9. the labor-saving structure of a kind of electric stapler according to claim 1, is characterized in that: described in the butt between lever and staple groove of stapling together have back-moving spring.
10. the labor-saving structure of a kind of electric stapler according to claim 1, is characterized in that: described laborsaving lever top is provided with travel switch, and described travel switch is electrically connected to electric transmission machanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320454122.9U CN203418506U (en) | 2013-07-29 | 2013-07-29 | Labor-saving structure of electric stapler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320454122.9U CN203418506U (en) | 2013-07-29 | 2013-07-29 | Labor-saving structure of electric stapler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203418506U true CN203418506U (en) | 2014-02-05 |
Family
ID=50017609
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320454122.9U Expired - Fee Related CN203418506U (en) | 2013-07-29 | 2013-07-29 | Labor-saving structure of electric stapler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203418506U (en) |
-
2013
- 2013-07-29 CN CN201320454122.9U patent/CN203418506U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140205 |