CN202114713U - Electric tool with non-contact distance measurement device - Google Patents
Electric tool with non-contact distance measurement device Download PDFInfo
- Publication number
- CN202114713U CN202114713U CN2011201984495U CN201120198449U CN202114713U CN 202114713 U CN202114713 U CN 202114713U CN 2011201984495 U CN2011201984495 U CN 2011201984495U CN 201120198449 U CN201120198449 U CN 201120198449U CN 202114713 U CN202114713 U CN 202114713U
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- electric tool
- range unit
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- tool
- depth
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Abstract
The utility model relates to an electric tool comprising a tool head and a distance measurement device arranged on the electric tool. The distance measurement device measures the distance from the distance measurement device to the surface of a workpiece machined by the tool head along the machining direction of the tool head and is a non-contact distance measurement device. With the adoption of the electric tool with the non-contact distance measurement device, the depth of a hole can be accurately measured, and operations of the electric tool can be automatically controlled according to the depth of the hole. In addition, the non-contact distance measurement device enables the electric tool to be simple and reliable and have high work efficiency. The electric tool can be an electric hammer, an impact drill or an electric drill.
Description
Technical field
The utility model relates to a kind of electric tool with contactless range unit, for example electric hammer, percussion drill or electric drill etc.
Background technology
In field of power tools, particularly under the situation of electric hammer, electric drill, in boring procedure, often need the degree of depth of measured hole, to judge whether to satisfy predetermined hole depth requirement.Therefore, press for such hole depth measurement mechanism in the reality.
For the degree of depth of measured hole, the simplest a kind of method is to measure manually,, in boring procedure, stops boring earlier that is, takes out drill bit then, and the back is stretched in the hole with shaft-like surveyors' staff again, with the degree of depth of direct measured hole.If the hole depth of measuring does not reach predetermined value, then drill bit is stretched into again and proceed boring in the hole.Repeat so repeatedly, finally to reach predetermined hole depth.Obviously, this measuring method is manual fully, measures quite loaded down with trivial detailsly, need prepare independent surveyors' staff simultaneously.Importantly; Even measured the degree of depth in hole, also just judge whether to have reached desired depth simply, measurement result also is difficult to directly be used for the control of electric tool; Promptly be difficult to control electric tool concrete operations subsequently, thereby have the danger that surpasses predetermined hole depth and damage whole work-piece.
As the improvement to above-mentioned manual measurement method, common in the market electric hammer, percussion drill or electric drill self just are equipped with scale usually, and be for example as shown in Figure 1, and scale 3 is arranged in the through hole on the motor tool outer casing with the drill bit (not shown) abreast.Before boring beginning, with moving behind the top of scale 3 with respect to drill bit, after the distance of moving corresponding with predetermined hole depth; Then along with drill bit gradually deeply; When scale 3 contacts with the surface of workpiece, show to reach predetermined hole depth, manually stop the operation of motor instrument this moment.
Obviously, this measuring method makes the structure of electric tool become very complicated, and all needs manually to regulate again according to the degree of depth in the hole that promptly will drill through the position of scale before each boring.In addition, for the hole of different depth, regulate the also very inconvenience of position of scale again, this is that there is difficulty in the axial relative distance of measuring between the two because drill bit and scale are not to be on same the straight line.And, if out of square between boring direction and the processed surface, then make the depth error that is difficult to control hole owing to the distance between scale 3 and the drill bit.It is pointed out that also this measuring method needs operating personnel to pay close attention to scale constantly and whether contacts with surface of the work, when contact, also need operating personnel manually to stop the operation of electric tool.
The utility model content
The purpose of the utility model provides a kind of electric tool with contactless range unit, solving above-mentioned all deficiencies of prior electric instrument, thereby can confirm the degree of depth in hole accurately, automatically and easily.
Above-mentioned purpose realizes through a kind of like this electric tool; Said electric tool comprises tool heads and is installed on the range unit on the electric tool; The machine direction of said range unit measurement from range unit along tool heads is to the distance of the surface of the work of being processed by tool heads; Wherein, said range unit is contactless range unit.
According to a preferred embodiment, said contactless range unit comprises range cells, and said range cells is laser ranging unit, infrared distance measuring unit, ultrasonic ranging unit or electromagnetic distance measurement unit.This range cells is not only on sale on the market, and its certainty of measurement is higher relatively and be convenient to control, thereby makes it possible to the degree of depth of measured hole more accurately.
Preferably, said contactless range unit comprises control module, thereby can implement control according to measurement result.
Preferably, said contactless range unit comprises the predefined parameter that input is relevant and/or the input element of information.Through this input element, can import information such as expectation hole depth, thereby make things convenient for the user hole depth to be reset and revises other relevant informations.
Preferably, said contactless range unit comprises the siren that gives the alarm to the user, is used for when reaching the expectation hole depth, giving the alarm to operating personnel.This siren make the user can be in time, promptly learn the present situation and can take appropriate measures.
Preferably, said contactless range unit comprises and shows the relevant measurement result and/or the display of information.This display can show hole depth and some other relevant information in real time.The demonstration of this information has improved the performance of electric tool itself on the one hand, also can make things convenient for the user to know the information that some possibly need on the other hand.
Preferably, said electric tool is electric hammer, percussion drill or electric drill.Certainly, other electric tools of not enumerating also can use this contactless range unit, and have corresponding advantages.
Preferably; Between the control module of the control module of said contactless range unit and the electric tool of control electric tool operation, having communication is connected; Thereby can control the operation of electric tool according to measurement result, for example when reaching the expectation hole depth, automatically close down electric tool.Communicating by letter between the control module of the control module of said contactless range unit and the electric tool of control electric tool operation not only can be carried out through the data wire mode, and can carry out through Wireless transmission mode.Wireless transmission method can save data wire, thereby makes the operation of electric tool become more reliable.
Preferably, said contactless range unit is arranged on the shell of electric tool.This set mode is comparatively simple, thereby easily the prior electric instrument is improved.And through designing corresponding mounting structure suitably, it is dismountable can making said contactless range unit, thereby can when said contactless range unit damages, change easily, and needn't change the shell of whole electric tool.
Preferably, said siren is sound siren and/or light siren.Through use sound siren and/or light siren, operating personnel are noticed more easily.And, all on sale on this sound siren and/or the light siren market, thus the cost of electric tool can further be reduced.
The useful technique effect of the utility model is; Electric tool is the degree of depth of measured hole accurately; And can automatically control the operation of electric tool according to the degree of depth in hole, and this contactless range unit make the operation of electric tool become simply, reliable, have high operating efficiency simultaneously.
Description of drawings
Below, describe the utility model referring to accompanying drawing as an example in detail with electric drill, through this detailed description, those skilled in the art can understand the feature and advantage of the utility model better.Accompanying drawing comprises:
Fig. 1 shows the electric drill of prior art, and said electric drill is equipped with the scale of the degree of depth that is used for measured hole in a side.
Fig. 2 shows the electric drill with contactless range unit according to the utility model.
Fig. 3 shows the block diagram according to the operating process of the electric drill of the utility model.
The specific embodiment
Fig. 1 shows the electric drill 1 according to prior art, and said electric drill 1 has the scale of the degree of depth that is used for measured hole.Because this is prior art and in background technology the related technology of Fig. 1 has been described in detail, at this for the sake of brevity, repeats no more.
Fig. 2 shows the electric drill 1 according to the contactless range unit 2 of having of the utility model.Range unit 2 is installed on the shell of electric drill 1.At this, only show this range unit 2 with very schematic mode.At this, range unit 2 can very accurately be measured this range unit in (promptly on the direct of travel at drill bit) on the machine direction distance to processed surface.
Obviously, range unit 2 also can be arranged on other place of electric drill, and for example the main body of range unit 2 embeds in the shell of electric drill and only exposes its gage outfit 4.As long as range unit 2 can be measured its distance to processed surface on machine direction exactly, and is unimportant where as for being arranged on.
Preferably, except having the range cells that is used for measuring distance, also has control module according to the range unit 2 of the utility model.This control module is used for according to the measurement result of range cells control being implemented in the operating process of electric drill 1; Promptly; Range unit includes the control module with the control module mutual communication that stops and starting of operation, the for example electric drill that can control electric drill, and this communication can be reached with wireless or wired mode.For example, when having judged through range cells when having reached predetermined hole depth, the control module of range unit sends signal to the control module of electric drill, so that electric drill shut-down operation or carry out other operating procedures.
Said range cells can be laser ranging unit or infrared distance measuring unit.Certainly, it also can be ultrasonic ranging unit, electromagnetic distance measurement unit etc.The measuring principle of these range cells and basic comprising are known, repeat no more at this.
In order to make operating personnel preestablish the desired depth and other relevant informations of input in hole, range unit can have input element.Hole depth value or other information that this input element allows operating personnel's input expectation before each boring is the model, the type of workpiece etc. of date, electric drill for example.
In order to store desired depth value and control program, range unit can also have memory.This memory can also store other relevant informations except storing the desired depth value, for example the date of input, the model of electric drill, the type of workpiece etc.
In addition, range unit also can have display, and this display is used to show desired depth value, current depth value, user profile, date, electric drill model, warning information etc.Preferably, this display is a LCD.
In order to remind better and warning users, range unit can also have siren.This siren can be loudspeaker, also can be warning lamp.Certainly, range unit also can have these two kinds of sirens simultaneously.That is to say that the mode of mode and/or light that this siren can sound is to User Alarms, thereby make the user aware more easily.
In order to operate range unit, range unit also has corresponding executive component, for example power switch, start the switch of range unit etc.
Display can show the degree of depth in hole in real time in process, thereby, can make things convenient for the user to inquire about the degree of depth that the hole is got at any time.The distance of measuring based on range cells when the control module of range unit judges and portals when reaching desired depth that siren sends the sound and/or luminous, to remind operating personnel, also can automatically stop the operation of electric drill simultaneously.This function helps operating personnel to obtain to have the hole that the strict degree of depth requires.Obviously and since this employing be contactless measuring method, therefore very simple, reliable and be easy to use.
Below, describe the operating process of electric drill in detail referring to Fig. 3.
If the electric drill operating personnel hope the degree of depth of control hole strictly; Can before starting electric drill, the expectation hole depth be set the input element through range unit; This expectation hole depth can and be stored in the memory through the display demonstration, corresponding alarm and/or electric drill also can be set in the control module of range unit simultaneously close stop mode.Subsequently, can the drill bit of electric drill be resisted against on the surface to be machined with suitable machine direction, and make range unit 2 " zero clearing ", that is, think that this moment, said range unit 2 was a reference range to the distance of surface to be machined through the executive component that starts range unit 2.Said clear operation also can be carried out with the startup of electric drill,, when starting electric drill, starts clear operation that is.In the drilling operation after starting electric drill, the display of range unit 2 shows the degree of depth in hole in real time.When the depth in hole during to desired value, range unit 2 transmits control signal to the control module of electric drill.When the control module of electric drill receives this control signal, automatically turn-off electric drill, so that its shut-down operation also can be sent corresponding sound and/or light alarm simultaneously.Operating personnel can be configured to the control module of range unit also that electric drill still can work on when hole depth reaches predetermined value through program setting, but will send corresponding alarm to operating personnel.Certainly; Also can set two depth values, one is less relatively alarm predetermined value, and another is relatively large desired predetermined value; When hole depth reaches the alarm predetermined value and does not also reach the desired predetermined value; Give the alarm to operating personnel earlier, report will reach the desired predetermined value, so that operating personnel perform corresponding preparation in advance at once.When reaching the desired predetermined value, make the electric drill shut-down operation.
Be appreciated that the measuring principle in this application is to measure hole depth through the relative movement distance of range unit.That is to say; Range unit distance to surface to be machined when drill bit is resisted against on the surface to be machined is a reference range; The respective of in the drilling operation process, measuring is a current distance, and the difference of reference range and current distance is the travel distance of drill bit, also is the degree of depth in hole.Therefore, in this sense, above-mentioned clear operation is confirming of reference range in fact.
Because in the drilling operation process; Range unit can produce big vibration unavoidably; Therefore in order when range unit damages, to change range unit in time, easily; It is detachable the replacing that range unit is arranged to, and promptly range unit can disassemble and be installed on the electric tool from electric tool easily.
In order to print some parameter and the relevant information of measuring in the boring procedure, range unit can also have print unit.
These methods not only can help to satisfy strict hole depth requirement, but also can increase work efficiency significantly.Obviously, these method and apparatus are equally applicable to other electric tools for example percussion drill or electric hammer, to obtain the hole depth of strict control.Say further as long as electric tool with respect to workpiece change in location has taken place in process, these method and apparatus just can judge whether processed structure satisfies corresponding degree of depth requirement.
Although described the basic structure and the specific embodiment of electric tool above referring to accompanying drawing in detail, under the prerequisite of the essence spirit that does not break away from the utility model, still can carry out multiple modification and change.And above-mentioned each technical characterictic can use separately or combination with one another ground uses, and can not break away from protection scope of the present invention.
Claims (10)
1. electric tool; Said electric tool comprises tool heads and is installed on the range unit on the electric tool; The machine direction of said range unit measurement from range unit along tool heads is to the distance of the surface of the work of being processed by tool heads; It is characterized in that said range unit is contactless range unit.
2. electric tool as claimed in claim 1 is characterized in that, said contactless range unit comprises range cells, and said range cells is laser ranging unit, infrared distance measuring unit, ultrasonic ranging unit or electromagnetic distance measurement unit.
3. according to claim 1 or claim 2 electric tool is characterized in that said contactless range unit comprises control module.
4. according to claim 1 or claim 2 electric tool is characterized in that, said contactless range unit comprises the predefined parameter that input is relevant and/or the input element of information.
5. according to claim 1 or claim 2 electric tool is characterized in that said contactless range unit comprises the siren that gives the alarm to the user.
6. according to claim 1 or claim 2 electric tool is characterized in that, said contactless range unit comprises and shows the relevant measurement result and/or the display of information.
7. according to claim 1 or claim 2 electric tool is characterized in that said electric tool is electric hammer, percussion drill or electric drill.
8. electric tool as claimed in claim 3 is characterized in that, between the control module of the electric tool that the control module and the control electric tool of said contactless range unit are operated, has communication and is connected.
9. according to claim 1 or claim 2 electric tool is characterized in that said contactless range unit is arranged on the shell of electric tool.
10. electric tool as claimed in claim 5 is characterized in that, said siren is sound siren and/or light siren.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201984495U CN202114713U (en) | 2011-05-31 | 2011-05-31 | Electric tool with non-contact distance measurement device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201984495U CN202114713U (en) | 2011-05-31 | 2011-05-31 | Electric tool with non-contact distance measurement device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202114713U true CN202114713U (en) | 2012-01-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201984495U Expired - Lifetime CN202114713U (en) | 2011-05-31 | 2011-05-31 | Electric tool with non-contact distance measurement device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202114713U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104148699A (en) * | 2014-07-28 | 2014-11-19 | 宁波市鄞州多凡国际贸易有限公司 | Electric wall drill |
| CN105496504A (en) * | 2016-02-16 | 2016-04-20 | 容可 | Medical laser automatic depth-measuring electric drill |
| CN106926273A (en) * | 2017-03-15 | 2017-07-07 | 苏州德旺宝机器人智能科技有限公司 | A kind of industrial machinery arm range finder module |
| CN108267091A (en) * | 2016-12-30 | 2018-07-10 | 郑州玄机器人有限公司 | A kind of fixed exploratory heading depth measurement aircraft |
| CN108267130A (en) * | 2016-12-30 | 2018-07-10 | 郑州玄机器人有限公司 | A kind of fixed exploratory heading depth measurement vehicle |
| CN108267092A (en) * | 2016-12-30 | 2018-07-10 | 郑州玄机器人有限公司 | A kind of fixed exploratory heading sounding gear |
| CN108393847A (en) * | 2018-03-11 | 2018-08-14 | 沈榆 | Ultrasonic wave electric tool |
| CN109986512A (en) * | 2019-03-27 | 2019-07-09 | 上海理工大学 | A kind of drilling equipment and method for the installation of piping lane wire casing bracket |
| CN111098412A (en) * | 2018-10-25 | 2020-05-05 | 苏州宝时得电动工具有限公司 | Electric hammer |
-
2011
- 2011-05-31 CN CN2011201984495U patent/CN202114713U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104148699A (en) * | 2014-07-28 | 2014-11-19 | 宁波市鄞州多凡国际贸易有限公司 | Electric wall drill |
| CN105496504A (en) * | 2016-02-16 | 2016-04-20 | 容可 | Medical laser automatic depth-measuring electric drill |
| CN108267091A (en) * | 2016-12-30 | 2018-07-10 | 郑州玄机器人有限公司 | A kind of fixed exploratory heading depth measurement aircraft |
| CN108267130A (en) * | 2016-12-30 | 2018-07-10 | 郑州玄机器人有限公司 | A kind of fixed exploratory heading depth measurement vehicle |
| CN108267092A (en) * | 2016-12-30 | 2018-07-10 | 郑州玄机器人有限公司 | A kind of fixed exploratory heading sounding gear |
| CN106926273A (en) * | 2017-03-15 | 2017-07-07 | 苏州德旺宝机器人智能科技有限公司 | A kind of industrial machinery arm range finder module |
| CN108393847A (en) * | 2018-03-11 | 2018-08-14 | 沈榆 | Ultrasonic wave electric tool |
| CN111098412A (en) * | 2018-10-25 | 2020-05-05 | 苏州宝时得电动工具有限公司 | Electric hammer |
| CN111098412B (en) * | 2018-10-25 | 2022-03-18 | 苏州宝时得电动工具有限公司 | Electric hammer |
| CN109986512A (en) * | 2019-03-27 | 2019-07-09 | 上海理工大学 | A kind of drilling equipment and method for the installation of piping lane wire casing bracket |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120118 |
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| CX01 | Expiry of patent term |