CN102122584A - Replacement device for circularly started switch and numerical control system - Google Patents
Replacement device for circularly started switch and numerical control system Download PDFInfo
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- CN102122584A CN102122584A CN2010102784091A CN201010278409A CN102122584A CN 102122584 A CN102122584 A CN 102122584A CN 2010102784091 A CN2010102784091 A CN 2010102784091A CN 201010278409 A CN201010278409 A CN 201010278409A CN 102122584 A CN102122584 A CN 102122584A
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- start switch
- loop start
- shell
- connector
- changing device
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Abstract
The invention discloses a replacement device for a circularly started switch and a numerical control system comprising the replacement device. The replacement device comprises a fastener, a shell and a connector, wherein the fastener is connected with the circularly started switch, the shell is provided with an opening and the connector is connected to a panel of the numerical control system; one of the fastener and the connector is provided with a bulge and the other one is provided with a caulking groove; the bulge can extend out from the opening to keep the fastener or the connector together with the shell; and the bulge can be contained in the caulking groove and receive the offset of the caulking groove to break away from the caulking groove. Through the replacement device for the circularly started switch, the circularly started switch can be replaced conveniently when necessary and the maintenance cost can be reduced.
Description
Technical field
The present invention relates to digital control system, relate more specifically to be used for the more changing device of the loop start switch of digital control system.
Background technology
The loop start switch is a standard component commonly used in the digital control system of for example Digit Control Machine Tool, need be with new replacing when breaking down.Since higher to the frequency of utilization of loop start switch in these digital control systems, make its probability that breaks down also higher relatively, and therefore this replacement often takes place.Traditional loop start switch is connected on the panel of digital control system by nut, because assembling back nut is closed in digital control system inside, in case break down, need special extracting tool that whole front panel is taken apart so that change this switch from system, this requires operating personnel to have suitable technical ability, and relates to bigger workload.Therefore, can not change the loop start switch when needed simply.
A kind of method that addresses the above problem is that the loop start switch is separated with digital control system, and it adopts the individual panels that separates with digital control system to locate the loop start switch.Although this way can be alleviated the problems referred to above to a certain extent, it still has the problems such as difficult, that workload is bigger of changing.
One or more during the present invention is intended to address the above problem.
Summary of the invention
Therefore, the object of the present invention is to provide a kind of more changing device that is used for the loop start switch, it can solve problems of the prior art to small part, realizes changing simply fast of loop start switch, and effectively reduces maintenance cost.
To achieve these goals, the invention provides a kind of more changing device that is used for the loop start switch, it is characterized in that comprising: securing member, it is connected with described loop start switch and is provided with projection; Shell, this shell is provided with opening, and described projection can be stretched out so that described securing member and described shell are kept together from this opening; And connector, this connector is connected on the panel of digital control system and is provided with caulking groove, and wherein, described projection can be accommodated in the described caulking groove and biasing that can hard to bear described shell and break away from described caulking groove.
Preferably, projection has inclined surface.
Preferably, a plurality of projections are symmetrically distributed along the surface of securing member.
Preferably, form a pair of attacker on the opposite side of shell.
Preferably, described shell can cooperate with the grease proofing cap that is used for described loop start switch.
Preferably, be formed with the flange that inwardly radially extends near the end of connector, as the stopping means of loop start switch.
Preferably, securing member and is formed with the U-shaped aperture in a tubular form on its outer circumference surface, extends and has free-ended shank thereby limit from the opening of " U " shape, and described projection is formed on the free end of described shank.
Preferably, projection along the length of securing member longitudinal axis less than the size of opening on this direction.
Preferably, also be provided with protuberance on the side of shell, connector is provided with and can cooperates with described protuberance to limit the flute profile passage of described shell with respect to described connector rotation.
The present invention also provides a kind of digital control system, and this digital control system comprises above-mentioned more changing device.
The more changing device that is used for the loop start switch of the present invention can be installed to the loop start switch panel of digital control system easily, and can be by the switch that needs under the rapid dismounting of shirtsleeve operation to change when breaking down.And replacing apparatus structure according to the present invention is simple, easily manufactured, thereby has significantly reduced the maintenance cost of loop start switch.
Description of drawings
By below in conjunction with accompanying drawing to only being the description of exemplary and nonrestrictive execution mode, it is clearer that other features and advantages of the present invention will become.
The assembling schematic diagram of the part parts of the more changing device of Fig. 1 a kind of illustrative embodiments according to the present invention;
Fig. 2 cutaway view that is replacing device feature shown in Figure 1 after the assembling of A-A line intercepting;
Fig. 3 a is the perspective view according to the securing member of more changing device of the present invention;
Fig. 3 b is the end view of the biopsy cavity marker devices of the securing member shown in Fig. 3 a;
Fig. 4 a is the perspective view according to the shell of more changing device of the present invention;
Fig. 4 b is the sectional drawing of the shell shown in Fig. 4 a along the intercepting of B-B line;
Fig. 5 a is the perspective view according to the connector of more changing device of the present invention;
Fig. 5 b is the cutaway view of the connector shown in Fig. 5 a along the intercepting of C-C line;
Embodiment
Followingly illustrative embodiments of the present invention is described in detail with reference to accompanying drawing.In the accompanying drawings, identical Reference numeral is represented components identical.Be appreciated that for illustrative purposes accompanying drawing is not necessarily to draw in proportion.
The alleged loop start switch 1 of this paper is the standarized component that is used for Digit Control Machine Tools such as numerically controlled lathe, milling machine, and as shown in Figure 1, it has the end cap 11 of general square shape and the threaded portion 12 that extends from end cap 11.
With reference to accompanying drawing, the more changing device that is used for loop start switch 1 according to the present invention comprises: securing member 2, and it is connected with described loop start switch 1; Shell 3, this shell 3 is provided with opening 34; And connector 4, this connector 4 is connected on the panel of digital control system, wherein, one in described securing member 2 and the described connector 4 is provided with projection 23, another is provided with caulking groove 41, described projection 23 can be stretched out so that described securing member 2 or described connector 4 and described shell 3 are kept together from described opening 34, and described projection 23 can be accommodated in the described caulking groove 41 and biasing that can hard to bear described shell 3 and break away from described caulking groove 41.
Shown in Fig. 3 a and 3b, securing member 2 also can adopt mold injection molding for the tube element of substantial cylindrical.Be formed with female thread portion 21 on the inner surface of tube element, be used for meshing with at least a portion of the threaded portion 12 of loop start switch 1.The size of securing member 2 can be set to form certain interval together the time betwixt by threaded engagement when loop start switch 1 and securing member 2.According to this execution mode, form the aperture of roughly U-shaped as shown in the figure at the place, position, both sides of securing member 2 outer circumference surfaces, thereby limit from the opening of " U " shape extend and have with securing member 2 body portion from free-ended shank 22, in this embodiment, the free end of shank 22 is towards the cartridge insertion direction of loop start switch.Projection 23 is extended at the free end outward radial of shank 22, and for plug-in mounting more easily, along towards described free-ended direction, forms inclined surface thereby projection 23 has the radial height that reduces gradually.Projection 23 can be solid or be formed with recess as shown in the figure to improve its ability with respect to securing member 2 body bias.Projection 23 for example can be the form of buckle, so that securing member 2 has the ability of strain.A pair of shank 22 and projection 23 have been formed although there is shown the place, position, both sides that diameter is relative on securing member 2, but those skilled in the art also can understand, shank and projection also can form other positions on the securing member outer surface, and can have other any amount.It will be understood by those skilled in the art that projection is not limited to form by open " U " shape aperture on the circumferential surface of securing member 2, as long as projection can be with respect to the inside radial offset of circumferential surface quilt of securing member 2.
With reference to Fig. 4 a and 4b, shell 3 can also can comprise first housing 31 and second housing 32 that extends from first housing 31 by mold injection molding.First housing 31 is and the end cap 11 corresponding general square shape housings of loop start switch 1, is used at least a portion of taking in end cap 11 when assembling.Preferably, form the attacker 33 of a pair of form of grooves, so that hold operator's finger during operation in a pair of opposite sides of first housing 31 of shell 3.Another of first housing 31 gone up one of opposite flank and formed the elongated protuberance 35 that outwards protrudes.Especially, first housing 31 can be configured to cooperate with the grease proofing cap (not shown) that is used for loop start switch 1, to keep loop start switch 1 cleaning.It will be understood by those skilled in the art that the shape of first housing 31 shown in being not limited to, it also can have other shapes.Second housing 32 adopts and securing member 2 corresponding pipe forms, and its internal diameter external diameter basic and securing member 2 is suitable, makes securing member 2 to form contact matching with second portion 32.Be formed with pair of openings 34 on the side face of second housing 32, thereby the projection 23 that is used to make securing member 2 is stretched out securing member 2 and shell 3 be connected by buckle and is kept together from it.Especially, opening 34 along the size of second housing, 32 longitudinal axis greater than the length of projection 23 on this direction.
Fig. 5 a and 5b show perspective view and the cutaway view according to the connector 4 of one embodiment of the present invention respectively.Thereby connector 4 can be metalwork and can locate and fixing described more changing device by the panel that for example is solder-connected to digital control system.Particularly, as shown in the figure, connector 4 is a tube element, is formed with caulking groove 41 on the inner surface of this tube element, is used to receive the projection 23 on the securing member 2, thereby securing member 2 is fixed to connector 4.Be formed with the flange 42 that inwardly radially extends near one end of connector 4, as the stopping means of loop start switch 1.Preferably, as shown in the figure, the other end place of connector 4 is formed with flute profile passage 43, and it can hold at least a portion of the protuberance 35 of shell 3 when assembling, thereby limit shell 3 is with respect to connector 4 rotations on circumferentially.
Utilize above-mentioned securing member 2, shell 3 and connector 4 can realize the Fast Installation and the dismounting of loop start switch 1.Thereby can realize the replacing of breakdown switch very easily.
The process that the loop start switch is installed according to more changing device of the present invention of utilizing is below described.
When needs are installed the loop start switch, at first connector 4 is fixed on the panel of digital control system by modes such as for example welding.As an alternative, also can connector 4 and panel be linked together.Then, loop start switch 1 is inserted securing member 2 and make threaded portion 12 and female thread portion 21 produce the part engagement at least.Then loop start switch 1 is inserted in the shell 3 together with securing member 2, because the internal diameter of the external diameter of securing member 2 and the second portion 32 of shell 3 is suitable substantially, during insertion, projection 23 radially inwardly is biased in the gap that forms between securing member 2 and the loop start switch 1 by second housing 32, projection 23 is stretched out from this opening when arriving opening 34, thus loop start switch 1, securing member 2 and shell 3 is fitted together.
Subsequently, press traditional approach the wire connecting portion of loop start switch 1 is linked to each other with the control line of digital control system, and the above-mentioned assembly alignment connector that assembles 4 is inserted, the inner surface of projection 23 connected pieces 4 is inwardly setovered in this process.When projection 23 arrived the position at caulking groove 41 places, because biasing is disengaged, projection 23 outwards ejected and is incorporated in the caulking groove 41 of connector 4.At this moment, operating personnel can be snapped in the caulking groove 41 and fix in position by the sense of hearing or tactilely-perceptible projection 23.Like this, just loop start switch 1 is connected to digital control system by simple mode.Especially, the cooperation of the protuberance 35 by first housing 31 and the flute profile passage 43 of connector 4 can prevent shell 3 with respect to connector 4 rotations, thus the positioning action of playing.
When the loop start switch breaks down when need changing, operating personnel only need pin outwards pulling shell 3 of loop start switch 1 simultaneously with the attacker 33 that hand fastens on first housing 31, loop start switch 1 can be pulled down from digital control system.Particularly, when operating personnel outwards spur shell 3, second housing 32 is with respect to 1 motion of securing member 2 and loop start switch, and the edge that causes opening 34 thus slides along the inclined surface of projection 23, and projection 23 inwardly is pressed in the gap between securing member 2 and the loop start switch 1.Like this, taking in of the caulking groove 41 of projection 23 disengaging connectors 4 is connected thereby securing member 2 is broken away from connector 4.At this moment, just can separate with connector 4 loop start switch 1, securing member 2 and shell 3 are whole.After disconnecting being connected of loop start switch 1 and digital control system control line, loop start switch 1 can be from securing member 2 back-outs and with new replacement.
From top description as can be known, the replacing device solves of this execution mode the problems of the prior art, can mount and dismount the loop start switch simply and easily.
Although invention has been described by exemplary execution mode, should be noted that the present invention is not limited to details described herein.For example, the number of components that the application is not limited to provide among the embodiment, the specific descriptions of position can be provided with one or more described parts as required.Again for example, it may occur to persons skilled in the art that, also can realize purpose of the present invention projection being set on the connector and caulking groove is set on securing member.Therefore, the instruction of those skilled in the art by herein can all fall within the scope of the invention to corresponding modify and the modification that the present invention carries out.
Claims (10)
1. more changing device that is used for the loop start switch comprises:
Securing member, it is connected with described loop start switch;
Shell, this shell is provided with opening; And
Connector, this connector is connected on the panel of digital control system, wherein, one in described securing member and the described connector is provided with projection, another is provided with caulking groove, described projection can be stretched out so that described securing member or described connector and described shell are kept together from described opening, and described projection can be accommodated in the described caulking groove and biasing that can hard to bear described shell and break away from described caulking groove.
2. the more changing device that is used for the loop start switch according to claim 1, wherein, described projection has inclined surface.
3. the more changing device that is used for the loop start switch according to claim 1, wherein, a plurality of projections are symmetrically distributed along the surface of described securing member.
4. the more changing device that is used for the loop start switch according to claim 1 wherein, forms a pair of attacker on the opposite side of described shell.
5. the more changing device that is used for the loop start switch according to claim 1, wherein, described shell can cooperate with the grease proofing cap that is used for described loop start switch.
6. the more changing device that is used for the loop start switch according to claim 1 wherein, is formed with the flange that inwardly radially extends near the end of described connector.
7. the more changing device that is used for the loop start switch according to claim 1, wherein, described securing member in a tubular form, and on its outer circumference surface, be formed with the U-shaped aperture, extend and have free-ended shank thereby limit from the opening of " U " shape, described projection is formed on the free end of described shank.
8. the more changing device that is used for the loop start switch according to claim 7, wherein, described projection is along the length of the described securing member longitudinal axis size of opening on this direction less than described shell.
9. the more changing device that is used for the loop start switch according to claim 8, wherein, also be provided with protuberance on the side of described shell, described connector is provided with and can cooperates with described protuberance to limit the flute profile passage of described shell with respect to described connector rotation.
10. a digital control system comprises each the described more changing device that is used for the loop start switch according to claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010278409 CN102122584B (en) | 2010-09-09 | 2010-09-09 | Replacement device for circularly started switch and numerical control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010278409 CN102122584B (en) | 2010-09-09 | 2010-09-09 | Replacement device for circularly started switch and numerical control system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102122584A true CN102122584A (en) | 2011-07-13 |
| CN102122584B CN102122584B (en) | 2013-02-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010278409 Active CN102122584B (en) | 2010-09-09 | 2010-09-09 | Replacement device for circularly started switch and numerical control system |
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| Country | Link |
|---|---|
| CN (1) | CN102122584B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108565149A (en) * | 2018-07-06 | 2018-09-21 | 云南力帆骏马车辆有限公司 | A kind of one-key start switch and motor vehicle |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3267245A (en) * | 1964-08-24 | 1966-08-16 | Honeywell Inc | Illuminated push button switch relamping arrangement |
| JP2009245706A (en) * | 2008-03-31 | 2009-10-22 | Komatsu Ltd | Adapter for plate mounting component |
| CN201498407U (en) * | 2009-09-30 | 2010-06-02 | 黄海静 | Removable industrial button switch |
| CN201845675U (en) * | 2010-09-09 | 2011-05-25 | 北京凯恩帝自动化科技有限公司 | Changing device for circulating starting switch and a numerical control system |
-
2010
- 2010-09-09 CN CN 201010278409 patent/CN102122584B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3267245A (en) * | 1964-08-24 | 1966-08-16 | Honeywell Inc | Illuminated push button switch relamping arrangement |
| JP2009245706A (en) * | 2008-03-31 | 2009-10-22 | Komatsu Ltd | Adapter for plate mounting component |
| CN201498407U (en) * | 2009-09-30 | 2010-06-02 | 黄海静 | Removable industrial button switch |
| CN201845675U (en) * | 2010-09-09 | 2011-05-25 | 北京凯恩帝自动化科技有限公司 | Changing device for circulating starting switch and a numerical control system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108565149A (en) * | 2018-07-06 | 2018-09-21 | 云南力帆骏马车辆有限公司 | A kind of one-key start switch and motor vehicle |
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| Publication number | Publication date |
|---|---|
| CN102122584B (en) | 2013-02-20 |
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