CN218197617U - Flat nail trigger mechanism of stapler - Google Patents
Flat nail trigger mechanism of stapler Download PDFInfo
- Publication number
- CN218197617U CN218197617U CN202221659908.XU CN202221659908U CN218197617U CN 218197617 U CN218197617 U CN 218197617U CN 202221659908 U CN202221659908 U CN 202221659908U CN 218197617 U CN218197617 U CN 218197617U
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- shaft
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- flat
- cam
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Abstract
The utility model provides a flat nail trigger mechanism of stapler, is including setting up the flat nail piece that can move about from top to bottom on the flat nail platform of base, its characterized in that: the nail pushing device is characterized by further comprising a driving shaft, a cam and a pushing block, wherein the driving shaft is arranged at the back of the flat nail block, two ends of the driving shaft are rotatably arranged on two sides of the base, the cam is arranged on the driving shaft and synchronously rotates with the driving shaft, the pushing block is arranged in the base, one end of the pushing block abuts against one side, close to the flat nail block, of the cam, the other end of the pushing block is provided with a first inclined surface and abuts against a second inclined surface arranged at the bottom of the flat nail block, and a front-back translation structure is further arranged between the pushing block and the base and used for pushing the pushing block to move back and forth when the driving shaft drives the cam to rotate so that the flat nail block moves up and down along the first inclined surface of the pushing block. The flat nail trigger mechanism of the stapler has higher transmission precision and more stable and reliable motion.
Description
Technical Field
The utility model relates to a stapler technical field, concretely relates to flat nail trigger mechanism of stapler.
Background
The existing flat nail trigger mechanism of the stapler generally utilizes a lever mechanism to trigger the up-and-down movement of a flat nail block, thereby realizing the flat nail action. But the lever mechanism has low transmission precision, is easy to generate impact and has unstable and reliable motion.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the flat nail trigger mechanism of the stapler is higher in transmission precision and more stable and reliable in movement.
The technical solution of the utility model is that: the utility model provides a flat nail trigger mechanism of stapler, is including setting up the flat nail piece that can move about from top to bottom on the flat nail platform of base, its characterized in that: the nail pushing device is characterized by further comprising a driving shaft, a cam and a pushing block, wherein the driving shaft is arranged at the back of the flat nail block, two ends of the driving shaft are rotatably arranged on two sides of the base, the cam is arranged on the driving shaft and synchronously rotates with the driving shaft, the pushing block is arranged in the base, one end of the pushing block abuts against one side, close to the flat nail block, of the cam, the other end of the pushing block is provided with a first inclined surface and abuts against a second inclined surface arranged at the bottom of the flat nail block, and a front-back translation structure is further arranged between the pushing block and the base and used for pushing the pushing block to move back and forth when the driving shaft drives the cam to rotate so that the flat nail block moves up and down along the first inclined surface of the pushing block.
After the structure is adopted, the utility model has the advantages of it is following:
the utility model discloses flat nail trigger mechanism of stapler utilizes cam drive ejector pad back-and-forth movement to set up first inclined plane and second inclined plane between ejector pad and flat nail piece, thereby can convert the back-and-forth movement of ejector pad into the up-and-down motion of flat nail piece, traditional lever drive structure is compared to the translation structure of this cam with the ejector pad, and transmission precision is higher, be difficult for producing impact, the motion is more steady reliable.
Preferably, the front-back translation structure comprises a first shaft and a second shaft, the first shaft is arranged in front of the second shaft and horizontally spaced at a distance, two ends of the first shaft are fixed on two sides of the push block, two ends of the second shaft are fixed on two sides of the base, first horizontal sliding grooves in sliding fit with the two ends of the first shaft are arranged on two sides of the base, and second horizontal sliding grooves in sliding fit with the second shaft are arranged on two sides of the push block. This front and back translation structure sets up two sets of slider spout structures on the horizontal direction, and the translation is more stable, and the setting of primary shaft and secondary shaft, can conveniently utilize its both ends to form the slider.
Preferably, the front-back translation structure comprises a first shaft and a second shaft, the first shaft is arranged in front of the second shaft and horizontally spaced at a distance, two ends of the first shaft are fixed on two sides of the base, two ends of the second shaft are fixed on two sides of the push block, first horizontal sliding grooves in sliding fit with two ends of the first shaft are arranged on two sides of the push block, and second horizontal sliding grooves in sliding fit with the second shaft are arranged on two sides of the base. This front and back translation structure sets up two sets of slider spout structures on the horizontal direction, and the translation is more stable, and the setting of primary shaft and secondary shaft, can conveniently utilize its both ends to form the slider.
Preferably, an elastic resetting device is further arranged between the first shaft and the second shaft and used for driving the push block to automatically retract along with the cam. This setting can realize the ejector pad auto-response, and usable primary shaft and primary shaft installation elasticity resetting means, and it is comparatively convenient not only to install, has realized the multiplexing of structure moreover, has further simplified overall structure.
Preferably, the elastic reset device comprises a tension spring, one end of the tension spring is connected with the first shaft, and the other end of the tension spring is connected with the second shaft. The elastic reset device has simple structure and reliable reset.
Preferably, the two ends of the first shaft are provided with first limit blocks clamped between the base and the push block. The arrangement can assist in guiding the motion of the push block, and the motion is more stable and reliable.
Preferably, the two ends of the second shaft are provided with second limit blocks clamped between the base and the push block. The arrangement can assist in guiding the motion of the push block, and the motion is more stable and reliable.
Preferably, a third inclined surface is arranged at one end, close to the cam, of the push block, and the push block abuts against the cam through the third inclined surface. The arrangement can ensure that the push block is more reliably connected with the cam, so that the radial size change of the cam can be well converted into the forward and backward translation action of the push block.
Preferably, the drive shaft is a hex pin. This arrangement enables the cam to rotate synchronously with the drive shaft with a simple structure.
Preferably, the push block is U-shaped and has a downward opening. The push block is arranged to be U-shaped, so that the installation of the first shaft and the second shaft is facilitated, the tension spring can be hidden in the push block, and the structure is simpler and more compact.
Description of the drawings:
FIG. 1 is a schematic view showing a structure in which a flat nail trigger mechanism of a stapler according to embodiment 1 is mounted on the stapler;
FIG. 2 is a schematic view of the stapler of embodiment 1 showing a staple flat triggering mechanism mounted on a base;
FIG. 3 is a schematic configuration view of a flat nail trigger mechanism of the stapler according to embodiment 1;
FIG. 4 is another schematic view of the structure of the flat nail trigger mechanism of the stapler according to embodiment 1;
in the figure: the nail fixing device comprises a base 1, a flat nail platform 2, a flat nail block 3, a driving shaft 4, an elastic reset device 5, a cam 6, a pushing block 7, a first inclined plane 8, a second inclined plane 9, a front-back translation structure 10, a first shaft 11, a second shaft 12, a first horizontal sliding groove 13, a second horizontal sliding groove 14, a first limiting block 15, a second limiting block 16 and a third inclined plane 17.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Example 1:
as shown in fig. 1-4, a staple triggering mechanism of a stapler comprises a staple block 3 which is arranged on a staple platform 2 of a base 1 and can move up and down, and further comprises a driving shaft 4, a cam 6 and a pushing block 7 which are arranged on the base 1, wherein the driving shaft 4 is arranged behind the staple block 3, two ends of the driving shaft are rotatably arranged on two sides of the base 1, the cam 6 is arranged on the driving shaft 4 and rotates synchronously with the driving shaft 4, the pushing block 7 is arranged in the base 1, one end of the pushing block abuts against one side of the cam 6 close to the staple block 3, the other end of the pushing block is provided with a first inclined surface 8 and abuts against a second inclined surface 9 arranged at the bottom of the staple block 3, and a front-back translation structure 10 is further arranged between the pushing block 7 and the base 1 and used for pushing the pushing block 7 to move back and forth when the driving shaft 4 drives the cam 6 to rotate so that the staple block 3 moves up and down along the first inclined surface 8 of the pushing block 7.
The front-back translation structure 10 comprises a first shaft 11 and a second shaft 12, the first shaft 11 is arranged in front of the second shaft 12, the first shaft 11 and the second shaft are horizontally spaced at a certain distance, two ends of the first shaft 11 are fixed on two sides of the push block 7, two ends of the second shaft 12 are fixed on two sides of the base 1, two sides of the base 1 are provided with first horizontal sliding chutes 13 in sliding fit with two ends of the first shaft 11, and two sides of the push block 7 are provided with second horizontal sliding chutes 14 in sliding fit with the second shaft 12; an elastic resetting device 5 is further arranged between the first shaft 11 and the second shaft 12 and used for driving the push block 7 to automatically retreat along with the cam 6; the elastic reset device 5 comprises a tension spring, one end of the tension spring is connected with the first shaft 11, and the other end of the tension spring is connected with the second shaft 12.
Two ends of the first shaft 11 are provided with a first limiting block 15 which is clamped between the base 1 and the push block 7; two ends of the second shaft 12 are provided with second limiting blocks 16 clamped between the base 1 and the push block 7; a third inclined surface 17 is arranged at one end, close to the cam 6, of the push block 7, and the push block 7 abuts against the cam 6 through the third inclined surface 17; the driving shaft 4 is a hexagonal pin; the push block 7 is U-shaped and has a downward opening.
The utility model discloses flat nail trigger mechanism of stapler's theory of operation as follows:
before the flat nail starts, the minimum diameter of the cam 6 is abutted against the third inclined surface 17 of the push block 7, and the flat nail block 3 is positioned at the lowest point; when the flat nail starts, the driving shaft 4 drives the cam 6 to rotate, the radial size of the cam 6 which is abutted against the third inclined surface 17 is increased, so that the pushing block 7 is pushed to move forwards continuously, in the moving process of the pushing block 7, two ends of the first shaft 11 slide in the first horizontal sliding groove 13, two ends of the second shaft 12 slide in the second horizontal sliding groove 14, the pushing block 7 moves forwards, the flat nail block 3 is enabled to slide along the first inclined surface 8 of the first pushing block 7, so that the flat nail block 3 is pushed upwards continuously, when the maximum diameter of the cam 6 is abutted against the third inclined surface 17, the flat nail block 3 moves to the highest point, and the flat nail action is completed; then the cam 6 continues to rotate, the radial size of the cam 6 abutting against the third inclined surface 17 is made to be smaller and smaller, then the pushing block 7 automatically retreats backwards along the cam 6 under the action of the pulling force of the tension spring, the pushing block 7 moves backwards, the flat nail block 3 is promoted to slide reversely along the first inclined surface 8 of the first pushing block 7, the flat nail block 3 is made to descend continuously, and when the minimum diameter of the cam 6 abuts against the third inclined surface 17, the flat nail block 3 returns to the lowest point to wait for the next flat nail action.
Example 2:
the other structures in this embodiment are the same as those in embodiment 1, and the difference lies in the front-back translation structure 10, and the front-back translation structure 10 in this embodiment includes a first shaft 11 and a second shaft 12, the first shaft 11 is disposed in front of the second shaft 12, and the first shaft and the second shaft are horizontally spaced by a distance, two ends of the first shaft 11 are fixed on two sides of the base 1, two ends of the second shaft 12 are fixed on two sides of the push block 7, two sides of the push block 7 are provided with first horizontal sliding grooves 13 in sliding fit with two ends of the first shaft 11, and two sides of the base 1 are provided with second horizontal sliding grooves 14 in sliding fit with the second shaft 12. In embodiment 1, the first shaft 11 is fixed on the pushing block 7 and the second shaft 12 is fixed on the base 1, while in this embodiment, the first shaft 11 is fixed on the base 1 and the second shaft 12 is fixed on the pushing block 7, so that the arrangement of the first horizontal sliding groove 13 and the second horizontal sliding groove 14 is also modified in applicability. The anteroposterior translation structure 10 of embodiment 2 is similar to that of embodiment 1, and therefore, no illustration is given.
The above embodiments are merely to describe the preferred embodiments of the present invention, and not to limit the scope of the present invention, and without departing from the design spirit of the present invention, various modifications and improvements made by those skilled in the art to the technical solution of the present invention shall fall within the protection scope defined by the claims of the present invention, such as the front and back translation structure 10 mentioned above, it is also possible to set both the first shaft 11 and the second shaft 12 on the pushing block 7 and both the first horizontal sliding groove 13 and the second horizontal sliding groove 14 on the base 1, or to set both the first shaft 11 and the second shaft 12 on the base 1 and both the first horizontal sliding groove 13 and the second horizontal sliding groove 14 on the pushing block 7.
Claims (10)
1. The utility model provides a flat nail trigger mechanism of stapler, is including setting up flat nail piece (3) that can move about from top to bottom on flat nail platform (2) of base (1), its characterized in that: the nail pushing device is characterized by further comprising a driving shaft (4), a cam (6) and a pushing block (7) which are arranged on the base (1), the driving shaft (4) is arranged behind the flat nail block (3), two ends of the driving shaft are rotatably arranged on two sides of the base (1), the cam (6) is arranged on the driving shaft (4) and rotates synchronously with the driving shaft (4), the pushing block (7) is arranged in the base (1), one end of the pushing block abuts against one side, close to the flat nail block (3), of the cam (6), the other end of the pushing block is provided with a first inclined surface (8) and abuts against a second inclined surface (9) arranged at the bottom of the flat nail block (3), and a front-back translation structure (10) is further arranged between the pushing block (7) and the base (1) and used for pushing the pushing block (7) to move back and forth when the driving cam (6) is driven by the driving shaft (4) to rotate so that the flat nail block (3) moves up and down along the first inclined surface (8) of the pushing block (7).
2. A flat staple triggering mechanism for a stapler according to claim 1, wherein: front and back translation structure (10) include primary shaft (11) and secondary shaft (12), primary shaft (11) set up in the front of secondary shaft (12) and a distance of both horizontal intervals, the both ends of primary shaft (11) are fixed on the both sides of ejector pad (7), the both ends of secondary shaft (12) are fixed on the both sides of base (1), the both sides of base (1) are equipped with first horizontal spout (13) with the both ends sliding fit of primary shaft (11), the both sides of ejector pad (7) are equipped with second horizontal spout (14) with secondary shaft (12) sliding fit.
3. A flat staple triggering mechanism for a stapler according to claim 1, wherein: the front and back translation structure (10) comprises a first shaft (11) and a second shaft (12), the first shaft (11) is arranged in front of the second shaft (12) and horizontally spaced by a distance, two ends of the first shaft (11) are fixed on two sides of the base (1), two ends of the second shaft (12) are fixed on two sides of the push block (7), two sides of the push block (7) are provided with first horizontal sliding grooves (13) which are in sliding fit with two ends of the first shaft (11), and two sides of the base (1) are provided with second horizontal sliding grooves (14) which are in sliding fit with the second shaft (12).
4. A flat staple triggering mechanism for a stapler according to claim 2 or 3, wherein: an elastic resetting device (5) is further arranged between the first shaft (11) and the second shaft (12) and is used for driving the push block (7) to automatically retreat along with the cam (6).
5. The flat staple triggering mechanism of a stapler of claim 4, wherein: the elastic reset device (5) comprises a tension spring, one end of the tension spring is connected with the first shaft (11), and the other end of the tension spring is connected with the second shaft (12).
6. A flat staple triggering mechanism for a stapler according to claim 2 or 3, wherein: and two ends of the first shaft (11) are provided with first limit blocks (15) clamped between the base (1) and the push block (7).
7. A flat staple triggering mechanism for a stapler according to claim 2 or 3, wherein: and two ends of the second shaft (12) are provided with second limiting blocks (16) clamped between the base (1) and the push block (7).
8. A flat staple triggering mechanism for a stapler according to claim 1, wherein: one end, close to the cam (6), of the push block (7) is provided with a third inclined surface (17), and the push block (7) is abutted against the cam (6) through the third inclined surface (17).
9. A flat staple triggering mechanism for a stapler according to claim 1, wherein: the driving shaft (4) is a hexagonal pin.
10. A flat staple triggering mechanism for a stapler according to claim 1, wherein: the push block (7) is U-shaped and has a downward opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221659908.XU CN218197617U (en) | 2022-06-29 | 2022-06-29 | Flat nail trigger mechanism of stapler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221659908.XU CN218197617U (en) | 2022-06-29 | 2022-06-29 | Flat nail trigger mechanism of stapler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218197617U true CN218197617U (en) | 2023-01-03 |
Family
ID=84647751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221659908.XU Active CN218197617U (en) | 2022-06-29 | 2022-06-29 | Flat nail trigger mechanism of stapler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218197617U (en) |
-
2022
- 2022-06-29 CN CN202221659908.XU patent/CN218197617U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |