CN108340019A - The certainly loose based reminding method of chain saw chain, alarm set and the chain saw with it - Google Patents
The certainly loose based reminding method of chain saw chain, alarm set and the chain saw with it Download PDFInfo
- Publication number
- CN108340019A CN108340019A CN201710047875.0A CN201710047875A CN108340019A CN 108340019 A CN108340019 A CN 108340019A CN 201710047875 A CN201710047875 A CN 201710047875A CN 108340019 A CN108340019 A CN 108340019A
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- CN
- China
- Prior art keywords
- chain
- alarm
- current
- chain saw
- control module
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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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D57/00—Sawing machines or sawing devices not covered by one of the preceding groups B23D45/00 - B23D55/00
- B23D57/02—Sawing machines or sawing devices not covered by one of the preceding groups B23D45/00 - B23D55/00 with chain saws
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D59/00—Accessories specially designed for sawing machines or sawing devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D59/00—Accessories specially designed for sawing machines or sawing devices
- B23D59/001—Measuring or control devices, e.g. for automatic control of work feed pressure on band saw blade
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sawing (AREA)
Abstract
The present invention provides a kind of chain saw chains from loose based reminding method, includes the following steps：In chain saw open state, current detection module detects the electric current in chain saw chain driving circuit；When the current status exception detected, current detection module sends out alarm signal by alarm control module.When chain saw chain starting to loosen the case where, chain can gradually become more and more loose in use, the output loading of drive motor is caused to gradually change, to be had an impact to the electric current of chain drive circuit, pass through the detection to driving circuit current status, it can more timely find the abnormality of chain, operating personnel can be reminded sending out alarm signal at the first time, avoid chain from loosening degree and further expand and operating personnel are damaged.The present invention also provides a kind of certainly loose alarm set of chain saw chain and a kind of chain saws with above-mentioned alarm set.
Description
Technical field
The present invention relates to a kind of electric tool failure based reminding method and devices, are carried from pine more particularly to a kind of chain saw chain
Awake method, alarm set and the chain saw with it.
Background technology
Chain saw is the electronic work that a kind of chain using band blade carries out cutting work by power drive high speed rotation
Tool.If chain is not tensioned suitably, it may result in chain and loosen and jump out of guide plate operating personnel are damaged.Equally
During use, due to the abrasion of chain, the tension of chain has sizable change, after a period of use, the length of chain
It gradually increases, rate of tension then reduces.And chain saw operating personnel are often by virtue of experience judging the tensioning of the chain journey at present
Degree, when feeling that cutting efficiency declines, just meeting closed-down manual tightens chain again.Then the operating personnel for lacking experience
For be difficult to perceive the abnormality of chain, the safety belt of operating personnel is endangered.
Invention content
Based on this, it is necessary to be loosened for the chain present in current chain saw and be not easy to be found in time, be easy to cause behaviour
The problem for making injury to personnel evil, provides one kind and can loosen state to chain saw chain and be measured in real time, and can be automatically reminded to
The method and apparatus of operating personnel, and the chain saw with this alarm set.
Above-mentioned purpose is achieved through the following technical solutions：
A kind of certainly loose based reminding method of chain saw chain, includes the following steps：
In chain saw open state, current detection module detects the electric current in chain saw chain driving circuit；
When the current status exception detected, current detection module sends out alarm signal by alarm control module
Number.
The current status refers to that size of current is less than pre-set current value extremely in one of the embodiments,.
The pre-set current value is point value or value range in one of the embodiments,.
The alarm signal includes optical signal and/or voice signal in one of the embodiments,.
While the current detection module sends out alarm signal by alarm control module in one of the embodiments,
Send out the break signal of cut-out driving circuit electric current.
The present invention also provides a kind of chain saw chains from loose alarm set, including：
Current detection module is believed for detecting the current status in chain drive circuit, and by the current status detected
Breath is sent to alarm control module；
Alarm control module, the current state information detected for receiving current detection module, and judge chain drive
Whether the electric current in circuit is abnormal, when current anomaly, sends out alarm signal.
It is provided with pre-set current value in the alarm control module in one of the embodiments, when reception current detecting
When the current value that module detects is less than pre-set current value, alarm signal is sent out.
The alarm set further includes alarm in one of the embodiments, the alarm and alarm control module
It is connected, when alarm control module judges the current anomaly in chain drive circuit, alarm signal is sent out by alarm.
The alarm includes light crossing-signal and/or voice guard in one of the embodiments,.
The alarm set further includes protection circuit in one of the embodiments, and the protection is electrically connected to alarm
Between control module and chain drive circuit, when alarm control module judges the current anomaly in chain drive circuit, pass through
Protect circuitry cuts chain drive circuit.
The present invention also provides a kind of chain saws, including chain drive circuit and any above-mentioned chain saw chain to remind and fill from pine
It sets, the current detection module is arranged on chain drive circuit, and the alarm control module is connected with current detection module.
The beneficial effects of the invention are as follows：
Chain saw chain of the present invention after chain sawing machine, utilizes current detection module detection chain drive electricity from loose based reminding method
Current status in road judges whether chain loosens according to current status, and sends out alarm signal by alarm control module in time
Number remind operating personnel.When chain saw chain starting to loosen the case where, chain can gradually become more next in use
It is more loose, cause the output loading of drive motor to gradually change, to be had an impact to the electric current of chain drive circuit, leads to
The detection to driving circuit current status is crossed, can more timely find the abnormality of chain, can be sent out in first time
Go out alarm signal and remind operating personnel, avoids chain from loosening degree and further expand and operating personnel are damaged.
The certainly loose alarm set of chain saw chain of the present invention is driven using current detection module based on above-mentioned based reminding method
The current detection step of dynamic circuit, carries out the judgement of current anomaly state using alarm control module and sends out alarm signal
Step finds the abnormality of chain and reminds operating personnel in time to realize the monitoring of chain saw chain state, avoids chain loose
It is de- that operating personnel are damaged.
Description of the drawings
Fig. 1 is flow diagram of the chain saw chain of the present invention from loose based reminding method；
Fig. 2 is chain saw chain drive circuit schematic diagram of the present invention.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, by the following examples, it and combines attached
Figure, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only explaining this hair
It is bright, it is not intended to limit the present invention.
As shown in Figure 1, the present invention provides a kind of certainly loose based reminding method of chain saw chain, include the following steps：
S100, in chain saw open state, current detection module detects the electric current in chain saw chain driving circuit.Work as chain saw chain
When item starts the case where loosening, chain can gradually become more and more loose in use, cause the output of drive motor
Load gradually changes, to be had an impact to the electric current of chain drive circuit.
S200, when the current status exception detected, current detection module sends out alarm signal by alarm control module
Number.Current status is abnormal, and Maximum Possibility is alarm control module root caused by causing load to change extremely due to chain state
Alarm signal is sent out according to abnormal occur of current status, operating personnel can be reminded to check chain, if it find that chain
Item loosens can tighten chain in time, avoid chain from loosening state aggravation and damaged to operating personnel.
Specifically, current status, which refers to size of current extremely, is less than pre-set current value.Since chain is when starting to loosen, chain
Item can gradually become more and more loose in cutting process, cause the output loading of drive motor to gradually change, driving circuit
In electric current can also change therewith, so when the electric current in driving circuit changes, very big possibility is due to chain
Caused by item loosens.
Further, pre-set current value is point value or value range, and midrange can be driving circuit running current
Minimum, when detect the current value in driving circuit be less than running current minimum when, then be judged as electric current shape
State is abnormal；Value range refers to establishing a section with minimum and peak, and wherein minimum can be above-mentioned driving circuit
The minimum of running current, peak can be the operating currents of chain driving circuit under most tight state, if driving
The electric current of circuit is less than predetermined current value range, then is judged as current status exception.
Specifically, alarm signal includes optical signal and/or voice signal.Optical signal and voice signal belong to operating personnel
The alarm signal that can be easily identified is easier to generate warning function to operating personnel, and optical signal and voice signal can be independent
It sends out, can also be simultaneously emitted by and remind operating personnel.
As a preferred embodiment, while current detection module sends out alarm signal by alarm control module
Send out the break signal of cut-out driving circuit electric current.In order to avoid alarm signal is ignored by operating personnel, can be controlled by alarming
Molding block sends out break signal to the control module of driving circuit, and driving circuit is cut off, and makes chain saw autostop, to remind behaviour
Make personnel to check chain saw, finds the abnormality of chain in time, remove a hidden danger, ensure the safety of operating personnel.
Based on above-mentioned chain saw chain from loose based reminding method, reminds and fill from pine the present invention also provides a kind of chain saw chain
It sets, including：
Current detection module is believed for detecting the current status in chain drive circuit, and by the current status detected
Breath is sent to alarm control module；
Alarm control module, the current state information detected for receiving current detection module, and judge chain drive
Whether the electric current in circuit is abnormal, when current anomaly, sends out alarm signal.
Specifically, pre-set current value is provided in alarm control module, when the electric current that reception current detection module detects
When value is beyond pre-set current value, alarm signal is sent out.
Further, alarm set further includes alarm, and alarm is connected with alarm control module, when controlling alarm mould
When block judges the current anomaly in chain drive circuit, alarm signal is sent out by alarm.
Preferably, alarm includes light crossing-signal and/or voice guard.
In order to further increase the prompting function of alarm set, alarm set further includes protection circuit, protection circuit connection
Between alarm control module and chain drive circuit, when alarm control module judges the current anomaly in chain drive circuit
When, by protecting circuitry cuts chain drive circuit.
The present invention also provides a kind of chain saws, including the certainly loose alarm set of chain drive circuit and above-mentioned chain saw chain, such as
Shown in Fig. 2, current detection module 10 is arranged on chain drive circuit, and alarm control module 20 is connected with current detection module
It connects.When current detection module 10 detects that the size of current in chain drive circuit is abnormal, pass through alarm control module
20 send out alarm signal, and alarm signal can send out optical signal by the warning lamp of chain saw case surface, can also pass through chain saw
The loud speaker of interior setting makes a sound signal, and can send out break signal to the control module of chain drive circuit simultaneously,
Driving circuit is cut off, chain saw autostop is made, to remind operating personnel to check chain saw, finds the exception of chain in time
State is removed a hidden danger, and ensures the safety of operating personnel.
Several embodiments of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
Cannot the limitation to the scope of the claims of the present invention therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect range.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (11)
1. a kind of certainly loose based reminding method of chain saw chain, which is characterized in that include the following steps：
In chain saw open state, current detection module detects the electric current in chain saw chain driving circuit；
When the current status exception detected, current detection module sends out alarm signal by alarm control module.
2. chain saw chain according to claim 1 is from loose based reminding method, which is characterized in that the current status refers to extremely
Size of current is less than pre-set current value.
3. the certainly loose based reminding method of chain saw chain according to claim 2, which is characterized in that the pre-set current value is point value
Or value range.
4. the certainly loose based reminding method of chain saw chain according to claim 1, which is characterized in that the alarm signal includes light letter
Number and/or voice signal.
5. the certainly loose based reminding method of chain saw chain according to claim 1, which is characterized in that the current detection module passes through
Alarm control module sends out the break signal of cut-out driving circuit electric current while sending out alarm signal.
6. a kind of certainly loose alarm set of chain saw chain, which is characterized in that including：
Current detection module is sent out for detecting the current status in chain drive circuit, and by the current state information detected
It send to alarm control module；
Alarm control module, the current state information detected for receiving current detection module, and judge chain drive circuit
In electric current it is whether abnormal, when current anomaly, send out alarm signal.
7. the certainly loose alarm set of chain saw chain according to claim 6, which is characterized in that set in the alarm control module
It is equipped with pre-set current value, when the current value that reception current detection module detects is less than pre-set current value, sends out alarm signal.
8. the certainly loose alarm set of chain saw chain according to claim 6, which is characterized in that the alarm set further includes report
Alert device, the alarm is connected with alarm control module, when alarm control module judges that the electric current in chain drive circuit is different
Chang Shi sends out alarm signal by alarm.
9. the certainly loose alarm set of chain saw chain according to claim 8, which is characterized in that the alarm includes light alarm
Device and/or voice guard.
10. chain saw chain according to claim 6 is from loose alarm set, which is characterized in that the alarm set further includes
Circuit, the protection is protected to be electrically connected between alarm control module and chain drive circuit, when alarm control module judges
When current anomaly in chain drive circuit, passes through and protect circuitry cuts chain drive circuit.
11. a kind of chain saw, including chain drive circuit, which is characterized in that further include the chain as described in claim 6 to 10 is any
Saw chain item is arranged from loose alarm set, the current detection module on chain drive circuit, the alarm control module and electricity
Stream detection module is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710047875.0A CN108340019A (en) | 2017-01-22 | 2017-01-22 | The certainly loose based reminding method of chain saw chain, alarm set and the chain saw with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710047875.0A CN108340019A (en) | 2017-01-22 | 2017-01-22 | The certainly loose based reminding method of chain saw chain, alarm set and the chain saw with it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108340019A true CN108340019A (en) | 2018-07-31 |
Family
ID=62974531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710047875.0A Pending CN108340019A (en) | 2017-01-22 | 2017-01-22 | The certainly loose based reminding method of chain saw chain, alarm set and the chain saw with it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108340019A (en) |
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| CN103052468A (en) * | 2010-09-27 | 2013-04-17 | 小松Ntc株式会社 | Method and apparatus for detecting wire break of wire saw |
| CN103439043A (en) * | 2013-09-11 | 2013-12-11 | 华晶精密制造有限公司 | Multi-path steel wire tension acquisition system special for diamond wire saw |
| CN203726573U (en) * | 2014-01-24 | 2014-07-23 | 上虞市冠业电器有限公司 | Chain adjustment mechanism of chain saw |
| CN104162749A (en) * | 2013-05-17 | 2014-11-26 | 宝山钢铁股份有限公司 | State diagnosis method of multi-slippery bell high-speed ball thread screw rod and device for same |
| CN105408075A (en) * | 2013-06-19 | 2016-03-16 | 梅卡奇罗梅法国公司 | Device and method for cutting parts consisting of a metal or composite material and parts produced with such a method |
| CN205218680U (en) * | 2015-11-02 | 2016-05-11 | 天津众达精密机械有限公司 | Permanent tension detection mechanism of multi -wire saw |
| JP2016203491A (en) * | 2015-04-22 | 2016-12-08 | 株式会社マキタ | Chain saw |
| CN106230330A (en) * | 2016-08-19 | 2016-12-14 | 深圳市高科润电子有限公司 | A kind of control method of novel brushless electric tool |
| CN206509589U (en) * | 2017-01-22 | 2017-09-22 | 苏州宝时得电动工具有限公司 | The certainly loose alarm set of chain saw chain and the chain saw with it |
-
2017
- 2017-01-22 CN CN201710047875.0A patent/CN108340019A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103052468A (en) * | 2010-09-27 | 2013-04-17 | 小松Ntc株式会社 | Method and apparatus for detecting wire break of wire saw |
| CN201963839U (en) * | 2011-02-10 | 2011-09-07 | 嘉应学院 | Pull wire electric control device adopting chain wheel |
| CN104162749A (en) * | 2013-05-17 | 2014-11-26 | 宝山钢铁股份有限公司 | State diagnosis method of multi-slippery bell high-speed ball thread screw rod and device for same |
| CN105408075A (en) * | 2013-06-19 | 2016-03-16 | 梅卡奇罗梅法国公司 | Device and method for cutting parts consisting of a metal or composite material and parts produced with such a method |
| CN103439043A (en) * | 2013-09-11 | 2013-12-11 | 华晶精密制造有限公司 | Multi-path steel wire tension acquisition system special for diamond wire saw |
| CN203726573U (en) * | 2014-01-24 | 2014-07-23 | 上虞市冠业电器有限公司 | Chain adjustment mechanism of chain saw |
| JP2016203491A (en) * | 2015-04-22 | 2016-12-08 | 株式会社マキタ | Chain saw |
| CN205218680U (en) * | 2015-11-02 | 2016-05-11 | 天津众达精密机械有限公司 | Permanent tension detection mechanism of multi -wire saw |
| CN106230330A (en) * | 2016-08-19 | 2016-12-14 | 深圳市高科润电子有限公司 | A kind of control method of novel brushless electric tool |
| CN206509589U (en) * | 2017-01-22 | 2017-09-22 | 苏州宝时得电动工具有限公司 | The certainly loose alarm set of chain saw chain and the chain saw with it |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180731 |
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| RJ01 | Rejection of invention patent application after publication |