CN112109032A - Automatic screw feeding structure of screwdriver and screwdriver - Google Patents
Automatic screw feeding structure of screwdriver and screwdriver Download PDFInfo
- Publication number
- CN112109032A CN112109032A CN202010884899.3A CN202010884899A CN112109032A CN 112109032 A CN112109032 A CN 112109032A CN 202010884899 A CN202010884899 A CN 202010884899A CN 112109032 A CN112109032 A CN 112109032A
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- China
- Prior art keywords
- positioning
- guide rail
- feeding structure
- screwdriver
- gear box
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- 238000009434 installation Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B23/00—Details of, or accessories for, spanners, wrenches, screwdrivers
- B25B23/02—Arrangements for handling screws or nuts
- B25B23/04—Arrangements for handling screws or nuts for feeding screws or nuts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
Abstract
The invention relates to an automatic screw feeding structure of a screwdriver, belonging to the technical field of electric tools, comprising a positioning guide rail and a gear box, wherein the gear box is provided with a positioning assembly, the positioning assembly comprises two cylindrical pins which are arranged in parallel, and the positioning guide rail is provided with a positioning hole; the invention has the advantages that: the relative position of the positioning guide rail relative to the gear box is adjusted by matching the cylindrical pins with the positioning holes at different positions, and the positioning holes are arranged on the positioning guide rail in a staggered mode and are arranged in parallel, so that when one cylindrical pin is inserted into the positioning hole during operation, the other cylindrical pin is abutted against the inner side wall of the guide rail, then the two cylindrical pins retreat from the positioning guide rail, and any one of the two cylindrical pins can be inserted into a required positioning hole, so that the positioning position of the positioning guide rail is adjusted, and screws with different length specifications can be adapted.
Description
Technical Field
The invention relates to the technical field of electric tools, in particular to an automatic screw feeding structure of a screwdriver and the screwdriver.
Background
The automatic nail accessory that send of most drywall screwdriver in the existing market adopts a cylindric lock to join in marriage the structure in a row of holes, because the restriction of positioning distance, needs brokenly the hole in the middle of this row of continuous hole, consequently this kind of structure has easy wearing and tearing behind the broken hole, fixes a position insecurely moreover, and the screw variety of fixing a position different length specifications is few simultaneously.
Disclosure of Invention
The invention aims to provide an automatic screw feeding structure of a screwdriver, which can improve the positioning effect of the whole screw feeding structure and can adapt to different screw lengths.
In order to solve the technical problems, the invention is realized by the following technical scheme: the automatic screw feeding structure of the screwdriver comprises a positioning guide rail and a gear box arranged in the positioning guide rail, wherein a positioning assembly for driving the gear box to move left and right relative to the positioning guide rail is arranged on the gear box, the positioning assembly comprises two cylindrical pins which are arranged in parallel, two rows of positioning holes matched with the cylindrical pins are arranged on the positioning guide rail, the two rows of positioning holes are staggered on the positioning guide rail, and the positioning holes at different positions are inserted through the cylindrical pins to adjust the relative position of the positioning guide rail relative to the gear box.
Preferably, the positioning assembly further comprises a push button and a first spring, the two cylindrical pins are arranged on the push button, the first spring is arranged between the push button and the gear box, and a second spring is arranged between each cylindrical pin and the push button.
Preferably, the positioning guide rail is provided with scale marks corresponding to the positioning holes one by one.
Preferably, the push button is provided with a fixing hole for fixing the cylindrical pin, and the cylindrical pin is provided with a step which is abutted against the second spring.
Preferably, the gear box is provided with a through hole for the cylindrical pin to penetrate through.
Preferably, a sliding groove is formed in the gear box, and the push button is movably connected in the sliding groove.
Preferably, the top end of the push button is further provided with a protrusion part which is arranged in a downward inclination mode.
Preferably, the gearbox comprises a left housing and a right housing, and the left housing is detachably mounted on the right housing.
The invention also provides a screwdriver which comprises a host, wherein the automatic screw feeding structure is arranged on the host.
In conclusion, the invention has the advantages that: the relative position of the positioning guide rail relative to the gear box is adjusted by matching the cylindrical pins with the positioning holes at different positions, and the positioning holes are arranged on the positioning guide rail in a staggered way and the cylindrical pins are arranged in parallel, so that when one cylindrical pin is inserted into the positioning hole during operation, the other cylindrical pin is abutted against the inner side wall of the guide rail, then the positioning guide rail is retreated by the two cylindrical pins, and any one of the two cylindrical pins can be inserted into a required positioning hole, thereby realizing the adjustment of the positioning position of the positioning guide rail, so that the positioning guide rail is adapted to screws with different length specifications, secondly, the structure of the two rows of positioning holes and the two cylindrical pins is firm, compared with the arrangement of a single row of holes, the wear condition can be reduced, the positioning is firmer, the service life of a machine is prolonged, and because the two rows of positioning holes are arranged in a staggered way, compared with the arrangement of, thereby, the whole automatic nail feeding structure is provided with fine positioning scales.
Other features and advantages of the present invention will be disclosed in more detail in the following detailed description of the invention and the accompanying drawings.
Drawings
The invention will be further described with reference to the accompanying drawings in which:
FIG. 1 is a schematic structural view of an automatic screw feeding structure of a screwdriver according to the present invention;
FIG. 2 is a schematic view of the structure of the gear case of the present invention;
FIG. 3 is a schematic view showing the internal structure of the gear case according to the present invention;
FIG. 4 is a schematic structural view of the automatic screw feeding structure applied to a screwdriver according to the present invention.
Reference numerals:
the device comprises a positioning guide rail 1, a positioning hole 11, a scale mark 12, a gear box 2, a through hole 20, a left shell 21, a right shell 22, a sliding groove 23, a cylindrical pin 3, a step 31, a push button 4, a fixing hole 41, a convex part 42, a first spring 5, a second spring 6 and a main engine 7.
Detailed Description
Example one
As shown in fig. 1, 2, 3, and 4, an automatic screw feeding structure for a screwdriver comprises a positioning guide rail 1 and a gear box 2 arranged in the positioning guide rail 1, wherein a positioning assembly for driving the gear box 2 to move left and right relative to the positioning guide rail 1 is arranged on the gear box 2, the positioning assembly comprises two cylindrical pins 3 arranged in parallel, two rows of positioning holes 11 matched with the cylindrical pins 3 are arranged on the positioning guide rail 1, the two rows of positioning holes 11 are staggered on the positioning guide rail 1, and the relative position of the positioning guide rail 1 relative to the gear box 2 is adjusted by inserting the cylindrical pins 3 into the positioning holes 11 at different positions.
The relative position of the positioning guide rail 1 relative to the gear box 2 is adjusted by matching the cylindrical pins 3 with the positioning holes 11 at different positions, because the positioning holes 11 are staggered on the positioning guide rail 1, and the cylindrical pins 3 are arranged in parallel, when one cylindrical pin 3 is inserted into the positioning hole 11 during operation, the other cylindrical pin 3 is abutted against the inner side wall of the guide rail, then the two cylindrical pins 3 retreat from the positioning guide rail 1, any one of the two cylindrical pins 3 can be inserted into the required positioning hole 11, thus realizing the adjustment of the positioning position of the positioning guide rail 1, being suitable for screws with different length specifications, secondly, the structures of the two rows of positioning holes 11 and the two cylindrical pins 3 are firm, compared with the arrangement of a single row of holes, the abrasion condition can be reduced, the positioning is firmer, the service life of a machine is prolonged, and because the two rows of positioning holes 11 are arranged, compared with the arrangement of the original row of holes, the distance between the positioning holes 11 of two adjacent positioning distances is shorter, so that the whole automatic nail feeding structure is provided with fine positioning scales.
The positioning assembly further comprises a push button 4 and a first spring 5, two cylindrical pins 3 are arranged on the push button 4, the first spring 5 is arranged between the push button 4 and the gear box 2, a second spring 6 is arranged between each cylindrical pin 3 and the push button 4, during operation, the push button 4 is pushed to drive the positioning pin to move away from the positioning hole 11, so that one positioning pin is separated from the positioning hole 11, the first spring 5 compresses the stored force, so that the gear box 2 can slide on the positioning guide rail 1, after the push button 4 is released, the gear box 2 is continuously moved, at the moment, the second spring 6 rebounds to enable the first spring 5 to compress the stored force, when one positioning pin moves the position of the other positioning hole 11, the positioning pin can be inserted into the positioning hole 11 due to the rebounding force of the first spring 5, and the other positioning pin is not aligned with the positioning hole 11, therefore, the positioning guide rail is tightly attached to the inner wall of the positioning guide rail 1, when the previous action is repeated, the cylindrical pin 3 can be inserted into the required positioning hole 11, and the relative position of the positioning guide rail 1 relative to the gear box 2 is adjusted, so that screws with different length specifications can be adapted.
Be equipped with the scale mark 12 with locating hole 11 one-to-one on positioning rail 1, specific every locating hole 11 all corresponds one scale mark 12, and the real-time length information who obtains the screw on gear box 2 of being convenient for operating personnel, scale mark 12 accessible photoetching machine with sign 12 on positioning rail 1's lateral wall, and all be equipped with the connecting wire that corresponds with locating hole 11 on every sign 12.
The push button 4 is provided with a fixing hole 41 for fixing the cylindrical pin 3, the cylindrical pin 3 is provided with a step 31 abutted against the second spring 6, the cylindrical pin 3 can be quickly and stably installed on the push button 4, the abutment against the second spring 6 is realized through the step 31, the stability of the second spring 6 during compression and reset can be guaranteed, the shaking of the second spring 6 is reduced, the gear box 2 is provided with a through hole 20 for the cylindrical pin 3 to penetrate through, and during installation, the cylindrical pin 3 penetrates through the through hole 20 and then is inserted into the positioning hole 11, so that the stability of the gear box 2 is guaranteed.
Be equipped with spout 2323 on the gear box 2, push away 4 swing joint of button in spout 2323, can ensure to push away the straightness accuracy that button 4 moved, the top of pushing away button 4 still is equipped with the bellying 42 that the downward sloping set up, makes things convenient for operating personnel to operate, sets the bellying 42 to the downward sloping setting moreover, can play certain suggestion to operating personnel, guarantees the accuracy of operation, gear box 2 includes left casing 21 and right casing 22, left side casing 21 detachable installs on right casing 22, and the installation is dismantled conveniently, and the maintenance of the whole gear box 2 of being convenient for, left casing 21 and right casing 22 accessible screwed connection in this embodiment can improve the fixed quality of whole gear box 2.
Example two
As shown in fig. 4, the present embodiment further discloses a screwdriver, which includes a main machine 7, and the main machine 7 is provided with the automatic screw feeding structure according to the first embodiment.
Other embodiments of the present invention than the preferred embodiments described above will be apparent to those skilled in the art from the present invention, and various changes and modifications can be made therein without departing from the spirit of the present invention as defined in the appended claims.
Claims (9)
1. The utility model provides an automatic nail feeding structure of screwdriver which characterized in that: the positioning assembly comprises two cylindrical pins which are arranged in parallel, two rows of positioning holes matched with the cylindrical pins are arranged on the positioning guide rail, the two rows of positioning holes are arranged on the positioning guide rail in a staggered mode, and the positioning guide rail is adjusted in relative position to the gear box by inserting the cylindrical pins into the positioning holes at different positions.
2. The automatic screw feeding structure for the screwdriver according to claim 1, wherein: the positioning assembly further comprises a push button and a first spring, the two cylindrical pins are arranged on the push button, the first spring is arranged between the push button and the gear box, and a second spring is arranged between each cylindrical pin and the push button.
3. The automatic screw feeding structure for the screwdriver according to claim 2, wherein: and the positioning guide rail is provided with scale marks which correspond to the positioning holes one by one.
4. The automatic screw feeding structure for screwdriver as claimed in claim 3, wherein: the push button is provided with a fixing hole for fixing the cylindrical pin, and the cylindrical pin is provided with a step which is abutted against the second spring.
5. The automatic screw feeding structure for the screwdriver according to claim 1, wherein: and the gear box is provided with a through hole for the cylindrical pin to penetrate through.
6. The automatic screw feeding structure for the screwdriver according to claim 2, wherein: the gear box is provided with a sliding groove, and the push button is movably connected in the sliding groove.
7. The automatic screw feeding structure for the screwdriver according to claim 6, wherein: the top end of the push button is also provided with a convex part which is arranged in a downward inclining way.
8. The automatic screw feeding structure for the screwdriver according to claim 1, wherein: the gear box comprises a left shell and a right shell, and the left shell is detachably mounted on the right shell.
9. A screwdriver, includes the host computer, its characterized in that: the automatic nail feeding structure of any one of claims 1 to 8 is installed on the main machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010884899.3A CN112109032A (en) | 2020-08-28 | 2020-08-28 | Automatic screw feeding structure of screwdriver and screwdriver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010884899.3A CN112109032A (en) | 2020-08-28 | 2020-08-28 | Automatic screw feeding structure of screwdriver and screwdriver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112109032A true CN112109032A (en) | 2020-12-22 |
Family
ID=73803878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010884899.3A Pending CN112109032A (en) | 2020-08-28 | 2020-08-28 | Automatic screw feeding structure of screwdriver and screwdriver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112109032A (en) |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0122386D0 (en) * | 2000-09-15 | 2001-11-07 | Habermehi G L | Autofeed screwdriver for screws with flat head bottoms |
| DE20309492U1 (en) * | 2003-06-20 | 2003-10-02 | Techway Ind Co Ltd | Servo driven screwdriver, with automatic screw feed, has a front mounted locating flange pressed onto the screw site and with automatic connection to the screw drive when the tool is pressed into position |
| US7000817B1 (en) * | 2004-12-30 | 2006-02-21 | Bently Fastening Tools Co., Ltd. | Nailing gun applicable to oblique rowed nails of different specifications |
| KR100563441B1 (en) * | 2006-01-11 | 2006-03-27 | 조국환 | Height adjustment for desk and chair |
| KR100767095B1 (en) * | 2006-12-08 | 2007-10-17 | 김판중 | Dcvice for height control of desk and chair |
| DE202010000200U1 (en) * | 2010-01-22 | 2010-06-10 | APEX MFG. CO., LTD., Tali City | Stapler for Staples with different formats |
| CN202146953U (en) * | 2011-07-06 | 2012-02-22 | 扬州锻压机床集团有限公司 | Pin frame position adjusting device |
| CN202318236U (en) * | 2011-11-11 | 2012-07-11 | 张桂琼 | Multifunctional nail gun |
| CN202883899U (en) * | 2012-11-13 | 2013-04-17 | 宁波新港工具有限公司 | Gearbox of electric screwdriver |
| US20140260831A1 (en) * | 2013-03-14 | 2014-09-18 | Black & Decker Inc. | Nosepiece and magazine for power screwdriver |
| CN205468632U (en) * | 2016-04-09 | 2016-08-17 | 长春富维—江森自控汽车饰件系统有限公司 | High guiding mechanism of car seat |
| CN106823292A (en) * | 2017-03-06 | 2017-06-13 | 郭铁琪 | A kind of new-type medical recovery training crutch |
| CN208246680U (en) * | 2018-05-30 | 2018-12-18 | 长江师范学院 | Screw positions device for supplying |
| CN209799372U (en) * | 2019-04-01 | 2019-12-17 | 朱喜恩 | Lintel template building construction clamp |
| CN213498897U (en) * | 2020-08-28 | 2021-06-22 | 浙江亚特电器有限公司 | Automatic screw feeding structure of screwdriver and screwdriver |
-
2020
- 2020-08-28 CN CN202010884899.3A patent/CN112109032A/en active Pending
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB0122386D0 (en) * | 2000-09-15 | 2001-11-07 | Habermehi G L | Autofeed screwdriver for screws with flat head bottoms |
| DE20309492U1 (en) * | 2003-06-20 | 2003-10-02 | Techway Ind Co Ltd | Servo driven screwdriver, with automatic screw feed, has a front mounted locating flange pressed onto the screw site and with automatic connection to the screw drive when the tool is pressed into position |
| US7000817B1 (en) * | 2004-12-30 | 2006-02-21 | Bently Fastening Tools Co., Ltd. | Nailing gun applicable to oblique rowed nails of different specifications |
| KR100563441B1 (en) * | 2006-01-11 | 2006-03-27 | 조국환 | Height adjustment for desk and chair |
| KR100767095B1 (en) * | 2006-12-08 | 2007-10-17 | 김판중 | Dcvice for height control of desk and chair |
| DE202010000200U1 (en) * | 2010-01-22 | 2010-06-10 | APEX MFG. CO., LTD., Tali City | Stapler for Staples with different formats |
| CN202146953U (en) * | 2011-07-06 | 2012-02-22 | 扬州锻压机床集团有限公司 | Pin frame position adjusting device |
| CN202318236U (en) * | 2011-11-11 | 2012-07-11 | 张桂琼 | Multifunctional nail gun |
| CN202883899U (en) * | 2012-11-13 | 2013-04-17 | 宁波新港工具有限公司 | Gearbox of electric screwdriver |
| US20140260831A1 (en) * | 2013-03-14 | 2014-09-18 | Black & Decker Inc. | Nosepiece and magazine for power screwdriver |
| CN205468632U (en) * | 2016-04-09 | 2016-08-17 | 长春富维—江森自控汽车饰件系统有限公司 | High guiding mechanism of car seat |
| CN106823292A (en) * | 2017-03-06 | 2017-06-13 | 郭铁琪 | A kind of new-type medical recovery training crutch |
| CN208246680U (en) * | 2018-05-30 | 2018-12-18 | 长江师范学院 | Screw positions device for supplying |
| CN209799372U (en) * | 2019-04-01 | 2019-12-17 | 朱喜恩 | Lintel template building construction clamp |
| CN213498897U (en) * | 2020-08-28 | 2021-06-22 | 浙江亚特电器有限公司 | Automatic screw feeding structure of screwdriver and screwdriver |
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