CN110253503A - Fastener beating tool - Google Patents
Fastener beating tool Download PDFInfo
- Publication number
- CN110253503A CN110253503A CN201910499998.7A CN201910499998A CN110253503A CN 110253503 A CN110253503 A CN 110253503A CN 201910499998 A CN201910499998 A CN 201910499998A CN 110253503 A CN110253503 A CN 110253503A
- Authority
- CN
- China
- Prior art keywords
- engaging
- engagement
- cylinder
- reversal means
- striker
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25C—HAND-HELD NAILING OR STAPLING TOOLS; MANUALLY OPERATED PORTABLE STAPLING TOOLS
- B25C1/00—Hand-held nailing tools; Nail feeding devices
- B25C1/04—Hand-held nailing tools; Nail feeding devices operated by fluid pressure, e.g. by air pressure
- B25C1/047—Mechanical details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25C—HAND-HELD NAILING OR STAPLING TOOLS; MANUALLY OPERATED PORTABLE STAPLING TOOLS
- B25C1/00—Hand-held nailing tools; Nail feeding devices
- B25C1/06—Hand-held nailing tools; Nail feeding devices operated by electric power
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Portable Nailing Machines And Staplers (AREA)
- Dovetailed Work, And Nailing Machines And Stapling Machines For Wood (AREA)
Abstract
The invention relates to a fastener striking tool, and belongs to the technical field of electric tools. The tool comprises an energy storage mechanism consisting of a cylinder body and a piston in a shell, wherein the piston is connected with a firing pin extending to a gun nozzle, one side of the cylinder body is provided with a grab handle, one side of the gun nozzle is provided with a nail box, and a lifting mechanism is arranged between the grab handle and the nail box; the lifting mechanism comprises firing pins with meshing teeth distributed at intervals and driving wheels with meshing cylinders distributed at intervals in the circumferential direction, and the driving wheels are in transmission connection with the motor; a gear shifting finger radially extends out of the side opposite to the preset arc length of the driving wheel, an advance convex pin which can be engaged with the gear shifting finger is arranged on the side surface of the firing pin opposite to the engaging tooth, and the gear shifting finger is rotated to an engaging gear shifting position in front of the advance convex pin before the engaging cylinder enters into lifting engagement with the engaging tooth; when the engaging cylinder enters into the lifting engagement with the engaging teeth, the shift finger shifts to shift the advanced convex pin to enable the engaging teeth to be in the engaging position with the engaging cylinder. The invention has simple structure and effectively avoids the engagement interference between the driving wheel for lifting and engaging the striker again.
Description
Technical field
The present invention relates to a kind of fastener impact tool, especially a kind of electronic gas spring nail gun belongs to electric tool skill
Art field.
Background technique
According to the applicant understood, for a long time, one object is fixed on another object by nail class fastener
Tool based on pneumatic, it is not only expensive including high pressure gas, gas combustion etc., but also there are security risks.For
, there is electronic gas spring nail gun in recent years in this, and typical structure is taken off by United States Patent (USP) US8011441 and US8267296
Show, such nail gun is driven by a motor the rotation of hypodontia resigning driving wheel, and then promotes the striker being engaged with, and passes through piston compressed gas
Air energy-storage in cylinder.Later, it is detached from striker when engaging when driving wheel reaches hypodontia resigning state, compressed air makes piston
Driving is quickly moved by the striker that driving wheel discharges, and completes spiking action.Hereafter, driving wheel is again introduced into promotion meshing state,
Carry out next nailing circulation.Since the energy comes from electric energy, handling is good, safer.
However, found in practice, when bail once in a while for various reasons in the operation of this nail gun, as shown in fig. 6, due to
Striker is blocked and does not move to limit normal position shown in chain-dotted line, therefore the gear teeth of driving wheel are carried out being promoted again and are engaged with
May interfere with striker, that is, be blocked and cannot be introduced into meshing state, be not only due at this time motor driven be in that clamping stagnation state has can
Driving member can be damaged, and since the air in cylinder still has certain pressure, once bail exclude, striker will uncontrolled motion,
Lead to security risk.For this purpose, above-mentioned patent is also provided with pawl locking structure, with needle collision uncontrolled motion, but increase in this way
The complexity of part and assembly.
Summary of the invention
It is an object of the invention to place in view of the deficiency of the prior art, propose a kind of structure it is simple, can be with
The fastener impact tool for avoiding clamping stagnation, so that it is guaranteed that easy to use, safe.
In order to reach the goals above, the basic technical scheme of fastener impact tool of the present invention are as follows: including shell inner cylinder body
The accumulating mechanism constituted with piston, the piston are connected with the striker for extending to rifle mouth, and the side of the cylinder body is equipped with charged pool
The side of the lever of packet, the rifle mouth is equipped with nail kit, and hoisting mechanism is equipped between the lever and nail kit；
The hoisting mechanism, which contains, is spaced apart engagement on the striker and predetermined arc length that are spaced apart engaging tooth on length direction
The driving wheel of cylinder, the driving wheel are connect with the motor drive that battery pack provides electric energy；
Driving wheel predetermined arc length opposite side extends radially outward gear reversal means, the striker with respect to the side surface of engaging tooth have with
The engageable advanced protruding pin of reversal means is kept off, the gear reversal means is gone to before the engagement cylinder enters and engages with engaging tooth promotion
Engagement gear dial position in front of advanced protruding pin is set；The gear reversal means turns when the engagement cylinder enters and engages with engaging tooth promotion
Engaging tooth is in and the position of engagement of engaging cylinder to advanced protruding pin is stirred.
In this way, without separately setting lockable mechanism, structure simplifies；And it keeps off reversal means to nibble in engagement cylinder into engaging tooth promotion
When conjunction, actually stirred advanced protruding pin, thus effectively prevent driving wheel carry out again promoted engagement with striker engage do
It relates to.
The present invention further improves, and the driving wheel has two symmetrical wheel pieces, and the engagement cylindrical support is at two pairs
Claim between wheel piece.
The present invention further improves, and two symmetrical wheels piece predetermined arc length opposite side extends radially outward gear respectively and dials
Refer to, the striker has the advanced protruding pin of cylinder engageable with corresponding gear reversal means respectively with respect to the both side surface of engaging tooth.
The present invention further improves, and the gear reversal means has the at the uniform velocity promotion for constituting cam pair with advanced protruding pin bent
Line flange.
The present invention also further improve is that the both ends of the at the uniform velocity lifting curve flange are respectively provided with transition arc.
Detailed description of the invention
The present invention will be further described below with reference to the drawings.
Fig. 1 is the schematic perspective view of the embodiment of the present invention one.
Fig. 2 is the schematic cross-sectional view of Fig. 1 embodiment.
Fig. 3 is the hoisting mechanism schematic perspective view of Fig. 1 embodiment.
Fig. 4 is that Fig. 3 hoisting mechanism engages initial position structural schematic diagram.
Fig. 5 is that Fig. 3 hoisting mechanism engages ultimate position structural schematic diagram.
Fig. 6 is the meshing interference structural schematic diagram of the prior art.
Embodiment one
The basic structure of the present embodiment fastener impact tool is as depicted in figs. 1 and 2, and the rear end of shell 1 is equipped with cylinder body 2-2 and work
The accumulating mechanism 2 that 2-1 is constituted is filled in, piston 2-1 is connected with the striker 4 for extending to rifle mouth 3.The downside of cylinder body 2-2 is equipped with charged pool
The lever 5 of 5-1 is wrapped, the downside of rifle mouth 3 is equipped with the nail kit 6 of placement nail, mentions between lever 5 and nail kit 6 equipped with what is be located above
Rise mechanism 7 and motor 8 and reduction gearing mechanism 8-1 positioned at lower part.
Hoisting mechanism is as shown in figure 3, containing the striker 4 of engaging tooth is spaced apart on length direction, and is engaged with
Driving wheel 9, the driving wheel 9 is by two symmetrical wheel piece 9-1 and is supported between two symmetrical wheel pieces, nibbling of being spaced apart in predetermined arc length
It closes cylinder 9-2 to constitute, driving wheel 9 and battery pack 5-1 provide the transmission connection of motor 8 of electric energy.
Two symmetrical wheel piece predetermined arc length opposite sides of driving wheel 9 extend radially outward gear reversal means 9-3 respectively, and striker 4 is opposite to be nibbled
The both side surface for closing tooth has the advanced protruding pin 4-1 of cylinder engageable with corresponding gear reversal means 9-3 respectively.The present embodiment symmetrical wheel piece
The cantilever engagement cylinder of the prior art is not only changed into both ends support construction by structure, but also forms two side blocks on this basis
The symmetrical engaging structure of reversal means and advanced protruding pin, load ability is stronger, transmission is more stable.Keeping off reversal means 9-3 has and advanced protruding pin
4-1 constitutes the at the uniform velocity lifting curve flange C of cam pair, and the both ends of at the uniform velocity lifting curve flange C are respectively provided with transition arc, thus
It ensure that the steady reliable of lifting motion.
In work, as shown in figure 4, gear reversal means 9-3 is gone to before engagement cylinder 9-2 enters and engages with engaging tooth promotion
Engagement gear dial position in front of advanced protruding pin 4-1 is set, and is caused striker to deviate initial position even if encountering the reasons such as bail, is kept off reversal means 9-
3 can act as barrier effect when engaging with advanced protruding pin 4-1 starting, effectively prevent striker uncontrolled motion, it is ensured that safety, and
And striker is allocated to engagement cylinder 9-2 can enter the normal hoisting position of engagement with engaging tooth by being driven later, i.e. gear is dialled
Refer to 9-3 engage cylinder 9-2 enter with engaging tooth promotion engage when, go to stir advanced protruding pin 4-1 make engaging tooth in and nibble
The position of engagement for closing cylinder, to avoid the occurrence of clamping stagnation shown in fig. 6.Hereafter, driving wheel continues to rotate, engagement cylinder with engage
Tooth is completed to promote engagement, until reaching engagement disengaging configuration shown in fig. 5, striker will discharge nailing suddenly.
Experiments have shown that causing striker to deviate initial position regardless of whether encountering the reasons such as bail, since gear reversal means is engaging
Cylinder enters the gear dial position for being promoted with engaging tooth and being had turned in front of advanced protruding pin before engaging and sets, therefore even if leaves in cylinder residual
Remaining pressure air, striker also will due to gear reversal means without being likely to occur uncontrolled motion, and keep off reversal means engagement cylinder enter with
When engaging tooth promotes engagement, advanced protruding pin has actually been stirred, has not only acted as the starting effect of promotion, and has been stirred due to going to
Advanced protruding pin is in engaging tooth and engages the position of engagement of cylinder, correctly engages so ensure that, effectively prevents driving
Wheel carries out being promoted again the meshing interference of engagement with striker.
In addition to the implementation, the present invention can also have other variations.For example, in order to make striker in driving wheel rotation process
On protruding pin only by the power along the striker direction of motion, keep off the promotion flange that reversal means can also be designed to other curves.All uses
The technical solution that equivalent substitution or equivalent transformation is formed, falls within the scope of protection of the present invention.
Claims (5)
1. a kind of fastener impact tool, including the accumulating mechanism that shell inner cylinder body and piston are constituted, the piston with extend to
The striker of rifle mouth is connected, and the side of the cylinder body is equipped with the lever of battery pack, and the side of the rifle mouth is equipped with nail kit, described to hold
Hoisting mechanism is equipped between handle and nail kit；The hoisting mechanism contains the striker that engaging tooth is spaced apart on length direction, and
The driving wheel of engagement cylinder is spaced apart in predetermined arc length, the driving wheel is connect with the motor drive that battery pack provides electric energy；
It is characterized by:
Driving wheel predetermined arc length opposite side extends radially outward gear reversal means, the striker with respect to the side surface of engaging tooth have with
The engageable advanced protruding pin of reversal means is kept off, the gear reversal means is gone to before the engagement cylinder enters and engages with engaging tooth promotion
Engagement gear dial position in front of advanced protruding pin is set；The gear reversal means turns when the engagement cylinder enters and engages with engaging tooth promotion
Engaging tooth is in and the position of engagement of engaging cylinder to advanced protruding pin is stirred.
2. fastener impact tool according to claim 1, it is characterised in that: the driving wheel has two symmetrical wheel pieces,
The engagement cylindrical support is between two symmetrical wheel pieces.
3. fastener impact tool according to claim 2, it is characterised in that: the two symmetrical wheels piece predetermined arc length is opposite
Side extends radially outward gear reversal means respectively, and the striker has engageable with corresponding gear reversal means respectively with respect to the both side surface of engaging tooth
The advanced protruding pin of cylinder.
4. fastener impact tool according to claim 3, it is characterised in that: the gear reversal means has and advanced protruding pin structure
At the at the uniform velocity lifting curve flange of cam pair.
5. fastener impact tool according to claim 4, it is characterised in that: the both ends of the at the uniform velocity lifting curve flange
It is respectively provided with transition arc.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910499998.7A CN110253503B (en) | 2019-06-11 | 2019-06-11 | Fastener beating tool |
| PCT/CN2019/122035 WO2020248531A1 (en) | 2019-06-11 | 2019-11-29 | Tool for striking fastener |
| JP2021573745A JP7366158B2 (en) | 2019-06-11 | 2019-11-29 | fastener striking tool |
| EP19932313.0A EP3984703A4 (en) | 2019-06-11 | 2019-11-29 | Tool for striking fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910499998.7A CN110253503B (en) | 2019-06-11 | 2019-06-11 | Fastener beating tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110253503A true CN110253503A (en) | 2019-09-20 |
| CN110253503B CN110253503B (en) | 2022-03-22 |
Family
ID=67917525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910499998.7A Active CN110253503B (en) | 2019-06-11 | 2019-06-11 | Fastener beating tool |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP3984703A4 (en) |
| JP (1) | JP7366158B2 (en) |
| CN (1) | CN110253503B (en) |
| WO (1) | WO2020248531A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020248531A1 (en) * | 2019-06-11 | 2020-12-17 | 南京腾亚精工科技股份有限公司 | Tool for striking fastener |
| CN113172584A (en) * | 2020-11-06 | 2021-07-27 | 台州市钉霸电动工具有限公司 | Nailing gun |
| WO2023078010A1 (en) * | 2021-11-04 | 2023-05-11 | 苏州宝时得电动工具有限公司 | Nail gun |
| WO2023103281A1 (en) * | 2022-05-07 | 2023-06-15 | 杭州科龙电器工具有限公司 | Driver blade clutch mechanism of nail gun |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130255984A1 (en) * | 2012-03-28 | 2013-10-03 | Basso Industry Corp. | Impact device for an electric nail gun |
| CN106457539A (en) * | 2014-05-30 | 2017-02-22 | 日立工机株式会社 | Driving machine |
| CN206154233U (en) * | 2016-09-06 | 2017-05-10 | 东莞市佑宸机电科技有限公司 | Improve novel nailing gun of structure |
| JP6203675B2 (en) * | 2014-05-13 | 2017-09-27 | 株式会社マキタ | Driving tool |
| CN107249823A (en) * | 2015-02-26 | 2017-10-13 | 日立工机株式会社 | Beating machine |
| CN206952919U (en) * | 2017-05-03 | 2018-02-02 | 昆山汉升达传动科技有限公司 | Electric nail gun |
| US20190126452A1 (en) * | 2017-11-02 | 2019-05-02 | Basso Industry Corp. | Pneumatic Nail Gun |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60135182A (en) * | 1983-12-23 | 1985-07-18 | 松下電工株式会社 | Electric cutter |
| US8011547B2 (en) * | 2007-10-05 | 2011-09-06 | Senco Brands, Inc. | Fastener driving tool using a gas spring |
| US10843317B2 (en) * | 2015-06-10 | 2020-11-24 | Koki Holdings Co., Ltd. | Driver |
| JP2017164860A (en) * | 2016-03-17 | 2017-09-21 | 日立工機株式会社 | Driving machine |
| CN110253503B (en) * | 2019-06-11 | 2022-03-22 | 南京腾亚精工科技股份有限公司 | Fastener beating tool |
-
2019
- 2019-06-11 CN CN201910499998.7A patent/CN110253503B/en active Active
- 2019-11-29 JP JP2021573745A patent/JP7366158B2/en active Active
- 2019-11-29 EP EP19932313.0A patent/EP3984703A4/en active Pending
- 2019-11-29 WO PCT/CN2019/122035 patent/WO2020248531A1/en unknown
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130255984A1 (en) * | 2012-03-28 | 2013-10-03 | Basso Industry Corp. | Impact device for an electric nail gun |
| JP6203675B2 (en) * | 2014-05-13 | 2017-09-27 | 株式会社マキタ | Driving tool |
| CN106457539A (en) * | 2014-05-30 | 2017-02-22 | 日立工机株式会社 | Driving machine |
| CN107249823A (en) * | 2015-02-26 | 2017-10-13 | 日立工机株式会社 | Beating machine |
| CN206154233U (en) * | 2016-09-06 | 2017-05-10 | 东莞市佑宸机电科技有限公司 | Improve novel nailing gun of structure |
| CN206952919U (en) * | 2017-05-03 | 2018-02-02 | 昆山汉升达传动科技有限公司 | Electric nail gun |
| US20190126452A1 (en) * | 2017-11-02 | 2019-05-02 | Basso Industry Corp. | Pneumatic Nail Gun |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020248531A1 (en) * | 2019-06-11 | 2020-12-17 | 南京腾亚精工科技股份有限公司 | Tool for striking fastener |
| CN113172584A (en) * | 2020-11-06 | 2021-07-27 | 台州市钉霸电动工具有限公司 | Nailing gun |
| WO2023078010A1 (en) * | 2021-11-04 | 2023-05-11 | 苏州宝时得电动工具有限公司 | Nail gun |
| WO2023103281A1 (en) * | 2022-05-07 | 2023-06-15 | 杭州科龙电器工具有限公司 | Driver blade clutch mechanism of nail gun |
Also Published As
| Publication number | Publication date |
|---|---|
| EP3984703A4 (en) | 2022-09-07 |
| JP7366158B2 (en) | 2023-10-20 |
| CN110253503B (en) | 2022-03-22 |
| JP2022535984A (en) | 2022-08-10 |
| EP3984703A1 (en) | 2022-04-20 |
| WO2020248531A1 (en) | 2020-12-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: Jiangning District of Nanjing city Jiangsu Province, Dongshan Street Lin Yee 211100 Road No. 129 Applicant after: Nanjing Toua Hardware & Tools Co.,Ltd. Address before: Jiangning District of Nanjing city Jiangsu Province, Dongshan Street Lin Yee 211100 Road No. 129 Applicant before: Nanjing Toua Hardware & Tools Co.,Ltd. |
|
| CB02 | Change of applicant information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |