CN100344412C - Electric nailing gun capable of reducing striking force on condition of no nail - Google Patents
Electric nailing gun capable of reducing striking force on condition of no nail Download PDFInfo
- Publication number
- CN100344412C CN100344412C CNB2004100459841A CN200410045984A CN100344412C CN 100344412 C CN100344412 C CN 100344412C CN B2004100459841 A CNB2004100459841 A CN B2004100459841A CN 200410045984 A CN200410045984 A CN 200410045984A CN 100344412 C CN100344412 C CN 100344412C
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- China
- Prior art keywords
- nail
- hammer
- control circuit
- casket
- electric
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- 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.)
- Expired - Fee Related
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- Portable Nailing Machines And Staplers (AREA)
Abstract
The present invention relates to an electric nailing gun. Hammer impacting force can be automatically reduced when no nail body is arranged in the electric nailing gun. A sensor is arranged on a nail box of the electric nailing gun and is connected with a control circuit. When a nail pushing sheet used for pushing the nail bodies are arranged in a preset position on the nail box, a control signal can be sent to the control circuit, and a counter arranged in the control circuit starts to count the impact number of times for the hammer impacting. When the counting number of the counter reaches a preset value, the control circuit controls the electric nailing gun to reduce the operation force.
Description
Technical field
The present invention is relevant with electric nail gun, does not particularly have an electric nail gun that nail reduces striking force during body automatically about a kind of.
Background technology
Electric nail gun commonly used, after nail body in the nail casket is finished using, press the trigger trigger switch, still can make hammer continue running, yet the hammer sky hits and lacks nail body transfer kinetic energy in the process, to make this hammer directly impact structure arround the nail muzzle of electric nail gun, long-time impact will make hammer and electric nail gun body impaired, the design of part electric nail gun can be at the nail muzzle in a side of electric nail gun inside, elastic buffer thing such as valve rubber are set, but hammer impacts frequency and speed are exceedingly fast, cushion is extremely short service life, and the material degradation hardening promptly occurs in the short time and lose cushioning effect, so part country U.S. for example, its safety standard promptly requires electric nail gun to impact test through long-time nothing nail body repeatedly, will be a major challenge to the dealer who desires to make the more powerful road of research and development electric nail gun.
And have the nail health check-up to know the design of apparatus in electric nail gun, and utilize a detector, be arranged at the top of nail casket, when the nail body and function finishes, push away moving nail body to the pushing slice of nail of nailing ready position and trigger this detector, and the nail rifle is decommissioned.Yet, the non-accurate machine construction of nail body, allow bigger tolerance during general the manufacturing more, nail casket and electric nail gun itself also have certain tolerance, therefore utilize detector to judge that whether the nail body uses up, and misjudgment phenomenon very easily occurs, cause the nail body to use up really, this electric nail gun does not promptly have the running of nail body, or nail is after body finishes using, and this electric nail gun is still kept the operating mode with nail body.
Summary of the invention
Main purpose of the present invention is to provide a kind of electric nail gun that reduces striking force when following closely body automatically that do not have, and because of hammer direct impact of electric nail gun is caused the damage of electric nail gun structure when it can avoid not having the nail body.
For achieving the above object, a kind of electric nail gun that reduces striking force when following closely body automatically that do not have provided by the present invention, it includes:
One rifle body;
One hammer is located in this rifle body, and mobile route moves back and forth along a straight line in this rifle body;
One first elastic component links this hammer and this rifle body, is positioned at an end place of this mobile route in order to keep this hammer;
At least one coil is located in this rifle body, can produce when being subjected to electric current that the other end of this hammer of a magnetic field suction along its mobile route towards this mobile route moves and the impact start that causes this hammer;
One nail casket has a casket body, a pushing slice of nail and one second elastic component; This casket body and function is with ccontaining most nail bodies, and can be for this nail body in wherein along predetermined path movement; This pushing slice of nail is located in this casket body, and the path movement that can move along this nail body in this casket body; This elastic component is linked to this casket body and this pushing slice of nail respectively, can promote this nail body because of the elastic force of this elastic component with this pushing slice of nail and move in this casket body;
One control circuit, in order to control the "on" position of this coil, this control circuit includes a counter, in order to count this hammer impacts number of times;
One detector, be located on this nail casket, and connect this control circuit, when this pushing slice of nail is positioned at a precalculated position on this nail casket, can send a control signal to this control circuit, make this counter begin to count this hammer impacts number of times, and when this rolling counters forward to one predetermined value, this control circuit just lowers the electric current of this coil of input, and reduces the impulsive force of this hammer.
Wherein this detector includes a transmitting terminal and a receiving terminal, lay respectively on the two side faces of this nail casket, this transmitting terminal can be launched one and detect signal by this receiving terminal reception, and this mobile route that detects signal path and this pushing slice of nail is staggered, when this detects signal when not being subjected to the blocking-up of this nail body and pushing slice of nail, this detector is launched this control signal to this control circuit.
Wherein this detector is a touch switch, is arranged at the precalculated position on this nail casket, contacts this trigger switch when this pushing slice of nail arrives this precalculated position, makes this detector launch this control signal to this control circuit.
Wherein also include a safety switch and a guide rod, this safety switch is connected to this control circuit to control this electric nail gun; One distal process of this guide rod is for the nail muzzle of this electric nail gun, the other end is linked to this safety switch, in order to switch this safety switch, when the certain butt work of the nail muzzle object surface of this electric nail gun, make this guide rod be subjected to contact and start this safety switch, this electric nail gun begins to operate.
Wherein also include an alarming device, be connected to this control circuit, behind this rolling counters forward to one predetermined value, this control circuit can start this alarming device and send alerting.
Wherein this control circuit interrupts receiving this control signal in this rolling counters forward process, then this counter is made zero and stops counting; After the impact power that reduces this hammer, if this control circuit interrupts receiving this control signal, this counter is made zero and recover the electric current of former this coil of input, make hammer reply the normal power of impacting.
Description of drawings
Below enumerate preferred embodiment of the present invention, and after cooperating following accompanying drawing to be described in more detail in, wherein:
Fig. 1 is the structural representation of preferred embodiment of the present invention.
Fig. 2 is the structural representation of preferred embodiment nail casket of the present invention.
Fig. 3 is the partial structurtes schematic diagram of Fig. 2, discloses and is followed closely the state that body intercepts between this transmitting terminal and this receiving terminal.
Fig. 4 is the partial structurtes schematic diagram of Fig. 2, discloses the state of not followed closely body and pushing slice of nail obstruct between this transmitting terminal and this receiving terminal.
The specific embodiment
See also Figure 1 and Figure 2, a kind of electric nail gun (100) that does not have automatic reduction striking force when following closely body that a preferred embodiment of the present invention provided, it includes:
One rifle body (10);
One percussion mechanism (20) includes a hammer (21), one first elastic component (22), a coil (23); This hammer (21) is located in this rifle body (10), and can be moved back and forth along a predefined paths in this rifle body (10); This first elastic component (22) links this hammer (21) and this rifle body (10), in order to keep the end that this hammer (21) is positioned at this predefined paths; This coil (23) is located in this rifle body (10), can produce the other end of this hammer of a magnetic field suction (21) along its mobile route towards this mobile route and move when being subjected to electric current, and cause the impact start of this hammer (21);
One nail casket (30) has a casket body (31), a pushing slice of nail (32) and one second elastic component (33); This casket body (31) is in order to ccontaining most nail bodies (34), and can move along predefined paths for this nail body (34), the mobile route of this nail body (34) and the mobile route of this hammer (21) are staggered, when respectively this nail body (34) arrived the mobile route of this hammer (21), this respectively follows closely body (34) can accept this hammer (21) impact; This pushing slice of nail (32) is located in this casket body (31) and the path movement that can move along this nail body (34) in this casket body (31); This second elastic component (33) is linked to this casket body (31) and this pushing slice of nail (32) respectively, can promote this nail body (34) because of the elastic force of this second elastic component (33) with this pushing slice of nail (32) and move in this casket body (31);
One control circuit (40), in order to control the "on" position of this coil (23), this control circuit (40) includes a counter (not shown in the figures, as to can be a programmable integrated circuit), in order to count the impact number of times of this hammer (21);
One trigger (50) is connected to this control circuit (40), as the trigger switch of this electric nail gun (100), in order to start the nailing action;
One safety device (60) includes a safety switch (61) and a push rod (62); This safety switch (61) is connected to this control circuit (40), in order to open and close the power supply of this electric nail gun (100); One distal process of this push rod (62) is for the nail muzzle (11) of this electric nail gun (100), the other end is linked to this safety switch (61), to control this safety switch (62), when the certain butt work object surface of this nail muzzle (11), make this push rod (62) be subjected to contact and start this safety switch (61), this electric nail gun (100) begins to operate;
One alarming device (70) connects this control circuit (40), sends an alerting to accept this control circuit (40) startup;
One detector (80), be located on this nail casket (30), and some leads connect this control circuit (40), when being positioned at the last precalculated position of this nail casket (30) when this pushing slice of nail (32), can send a control signal (H) to this control circuit (40), make this control circuit (40) carry out corresponding control program, this detector (80) can be a contact trigger switch, directly contact and trigger and send this control signal (H) by this pushing slice of nail (32), also can be contactless detector, employed this detector (80) in present embodiment for example, it includes a transmitting terminal (81) and a receiving terminal (82), be arranged on the two side faces of this casket body (31), this transmitting terminal (81) can be launched one and detect signal (S) by this receiving terminal (82) reception, and this mobile route and this nail body (34) that detects signal (S) is staggered with the mobile route of this pushing slice of nail (32); When the nail body (34) in this nail casket (30) be subjected to this pushing slice of nail (32) promote to outlet move and by between this transmitting terminal (81) and this receiving terminal (82) detect signal (S) path after, this detects signal (S) and is not subjected to this nail body (34) or this pushing slice of nail (32) resistance shelves to make this receiving terminal (82) receive this to detect signal (S), and this detector this moment (80) transmits this control signal (H) to this control circuit (40) (as shown in Figures 3 and 4).
The above is the composed component of preferred embodiment of the present invention, and now further specifies its function mode again.
When this control circuit (40) does not receive this control signal (H), then this electric nail gun carries out normal operation, and after this trigger (50) pressurized was following, the electric current that this control circuit (40) exports this coil (23) to was constant, this hammer (21) impact force is remained unchanged, to carry out normal nailing operation;
When this control circuit (40) receives this control signal (H); then the counter (not shown) in this control circuit (40) begins to carry out the counting that this hammer (21) impacts number of times; impact number of times up to this hammer (21) and arrive a predetermined value; this control circuit this moment (40) is just finished because of the counting of this counter (figure does not show) and is reduced the electric current that inputs to this coil (23); to reduce driving magnetic field intensity; and then make this hammer (21) impact reduction; reaching in the time of nothing can being followed closely body reduces to minimum with the directly empty influence of beating of former power; and can send alerting in reducing impact power this alarming device of time control system (70), to reach the effect of protection and caution.
Because this nail body (34) precision deficiency, when this control signal (H) is sent to this control circuit (40), may still have in this nail casket (30) nail body (34) to exist,, just reduce this hammer (21) impact power after arriving a predetermined value so can utilize this counter (not shown) counting; If (this fashion does not reduce this hammer (21) and impacts power) this control circuit (40) interrupts receiving this control signal (H) in counting process, then this counter is stopped to count and making zero; If interruption receives this control signal (H) after reducing this hammer (21) to impact power, then this counter is made zero and make this electric nail gun (100) recover the normal power of impacting, so can avoid when the nail body is arranged, just reducing this hammer (21) impact power and influence operate as normal, guarantee that this nail body (34) pulls the trigger fully, still continue running in the time of also can avoiding not having the nail body and this electric nail gun (100) is produced damage with normal impact power.
The above only is a preferable possible embodiments of the present invention, changes so use the equivalent structure that specification of the present invention and claim do such as, ought to be included in the claim of the present invention.
Claims (6)
1. one kind is not had the electric nail gun that reduces striking force when following closely body automatically, and it includes:
One rifle body;
One hammer is located in this rifle body, and mobile route moves back and forth along a straight line in this rifle body;
One first elastic component links this hammer and this rifle body, is positioned at an end place of this mobile route in order to keep this hammer;
At least one coil is located in this rifle body, produces when being subjected to electric current that the other end of this hammer of a magnetic field suction along its mobile route towards this mobile route moves and the impact start that causes this hammer;
One nail casket has a casket body, a pushing slice of nail and one second elastic component; This casket body and function is with ccontaining most nail bodies, and for this nail body in wherein along predetermined path movement, the mobile route of this nail body and the mobile route of this hammer are staggered, when respectively this nail body arrives the mobile route of this hammer, this is respectively followed closely body and accepts this hammer impacts: this pushing slice of nail is located in this casket body, and the path movement that moves along this nail body in this casket body; This elastic component is linked to this casket body and this pushing slice of nail respectively, moves in this casket body because of the elastic force of this elastic component promotes this nail body with this pushing slice of nail;
One control circuit, in order to control the "on" position of this coil, this control circuit includes a counter, in order to count this hammer impacts number of times;
One detector, be located on this nail casket, and connect this control circuit, when this pushing slice of nail is positioned at a precalculated position on this nail casket, send a control signal to this control circuit, make this counter begin to count this hammer impacts number of times, and when this rolling counters forward to one predetermined value, this control circuit just lowers the electric current of this coil of input, and reduces the impulsive force of this hammer.
2. according to the described a kind of electric nail gun that nail reduces striking force during body automatically that do not have of claim 1, it is characterized in that, wherein this detector includes a transmitting terminal and a receiving terminal, lay respectively on the two side faces of this nail casket, this transmitting terminal emission one detects signal and is received by this receiving terminal, and this mobile route that detects signal path and this pushing slice of nail is staggered, and when this detects signal when not blocked by this nail body and pushing slice of nail, this detector is launched this control signal to this control circuit.
3. according to the described a kind of electric nail gun that nail reduces striking force during body automatically that do not have of claim 1, it is characterized in that, wherein this detector is a touch switch, be arranged at the precalculated position on this nail casket, when this pushing slice of nail arrives this precalculated position, contact this trigger switch, make this detector launch this control signal to this control circuit.
4. according to the described a kind of electric nail gun that nail reduces striking force during body automatically that do not have of claim 1, it is characterized in that wherein also include a safety switch and a guide rod, this safety switch is connected to this control circuit to control this electric nail gun; One distal process of this guide rod is for the nail muzzle of this electric nail gun, the other end is linked to this safety switch, in order to switch this safety switch, when the certain butt work of the nail muzzle object surface of this electric nail gun, make this guide rod be subjected to contact and start this safety switch, this electric nail gun beginning operates.
5. according to the described a kind of electric nail gun that nail reduces striking force during body automatically that do not have of claim 1, it is characterized in that, wherein also include an alarming device, be connected to this control circuit, behind this rolling counters forward to one predetermined value, this control circuit starts this alarming device and sends alerting.
6. according to the described a kind of electric nail gun that nail reduces striking force during body automatically that do not have of claim 1, it is characterized in that wherein this control circuit interrupts receiving this control signal in this rolling counters forward process, then this counter is made zero and stop counting; After the impact power that reduces this hammer, if this control circuit interrupts receiving this control signal, this counter is made zero and recover the electric current of former this coil of input, make hammer reply the normal power of impacting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100459841A CN100344412C (en) | 2004-05-28 | 2004-05-28 | Electric nailing gun capable of reducing striking force on condition of no nail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100459841A CN100344412C (en) | 2004-05-28 | 2004-05-28 | Electric nailing gun capable of reducing striking force on condition of no nail |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1704207A CN1704207A (en) | 2005-12-07 |
| CN100344412C true CN100344412C (en) | 2007-10-24 |
Family
ID=35576029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100459841A Expired - Fee Related CN100344412C (en) | 2004-05-28 | 2004-05-28 | Electric nailing gun capable of reducing striking force on condition of no nail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100344412C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101537461B (en) * | 2009-03-20 | 2012-05-09 | 宁波弘讯科技股份有限公司 | Stamping counting method of punch press |
| TWI455801B (en) * | 2013-09-05 | 2014-10-11 | Basso Ind Corp | Gas nail gun firing counting device |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI590929B (en) * | 2008-05-20 | 2017-07-11 | Max Co Ltd | Tool |
| JP5733051B2 (en) | 2011-06-24 | 2015-06-10 | マックス株式会社 | Electric driving tool |
| US10539914B2 (en) * | 2017-04-07 | 2020-01-21 | Fuji Xerox Co., Ltd. | Binding processing device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4183453A (en) * | 1977-04-10 | 1980-01-15 | Swingline, Inc. | Electronically operated portable fastener driving tool |
| CN2204224Y (en) * | 1994-06-28 | 1995-08-02 | 金鑫 | Multi-function electric nailing gun |
| US5605268A (en) * | 1993-12-06 | 1997-02-25 | Max Co., Ltd. | Portable motor-driven staple machine |
| CN2295574Y (en) * | 1997-05-22 | 1998-10-28 | 陈东益 | Safety stroking unit of electric nail stroking apparatus |
| CN2573170Y (en) * | 2002-10-18 | 2003-09-17 | 杭州科龙电器工具有限公司 | Electric nailing gun |
| CN2602880Y (en) * | 2003-02-19 | 2004-02-11 | 金鉅准实业股份有限公司 | Controller for electronic type nail gun |
-
2004
- 2004-05-28 CN CNB2004100459841A patent/CN100344412C/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4183453A (en) * | 1977-04-10 | 1980-01-15 | Swingline, Inc. | Electronically operated portable fastener driving tool |
| US5605268A (en) * | 1993-12-06 | 1997-02-25 | Max Co., Ltd. | Portable motor-driven staple machine |
| CN2204224Y (en) * | 1994-06-28 | 1995-08-02 | 金鑫 | Multi-function electric nailing gun |
| CN2295574Y (en) * | 1997-05-22 | 1998-10-28 | 陈东益 | Safety stroking unit of electric nail stroking apparatus |
| CN2573170Y (en) * | 2002-10-18 | 2003-09-17 | 杭州科龙电器工具有限公司 | Electric nailing gun |
| CN2602880Y (en) * | 2003-02-19 | 2004-02-11 | 金鉅准实业股份有限公司 | Controller for electronic type nail gun |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101537461B (en) * | 2009-03-20 | 2012-05-09 | 宁波弘讯科技股份有限公司 | Stamping counting method of punch press |
| TWI455801B (en) * | 2013-09-05 | 2014-10-11 | Basso Ind Corp | Gas nail gun firing counting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1704207A (en) | 2005-12-07 |
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