CN201163473Y - Examination and training bench for electrical technical ability of machine tool - Google Patents
Examination and training bench for electrical technical ability of machine tool Download PDFInfo
- Publication number
- CN201163473Y CN201163473Y CNU2008200696978U CN200820069697U CN201163473Y CN 201163473 Y CN201163473 Y CN 201163473Y CN U2008200696978 U CNU2008200696978 U CN U2008200696978U CN 200820069697 U CN200820069697 U CN 200820069697U CN 201163473 Y CN201163473 Y CN 201163473Y
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- switch
- breakdown
- breakdown switch
- counter
- spindle drive
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Abstract
The utility model discloses a machine tool electric skill training and assessing device in the electrical educational instrument technical field. The machine tool electric skill training and assessing device has a cabinet body which is provided with a mounting bracket inside, wherein, the mounting bracket is provided with components which are connected together by leading wires according to an electric circuit. The machine tool electric skill training and assessing device is characterized in that the leading wires are arranged at the back of the mounting bracket and is connected with a breakdown switch serially, and the breakdown switch is fixedly arranged at the back of the mounting bracket. Compared with the prior art, the machine tool electric skill training and assessing device has a compact structure, neat and standard wiring, fault points which can be arranged factitiously, great hidden property and convenient operation because the breakdown switch is positioned at the back of the mounting bracket, and can be used for the electric installation training and assessing of various machine tools.
Description
Technical field
The utility model belongs to the electrical teaching Instrument technology field, is specifically related to a kind of Machine Tools Electric skills training checking device.
Background technology
The contingent fault of Electrical Control of Machinery Tools circuit has a lot, sum up and get up generally to have following two classes, one class is because the damage or malfunctioning the causing of electric elements, another kind of is because the short circuit of connection line or open circuit and cause, consider that element fault is difficult for being provided with, short trouble is relatively more dangerous, so adopt the method that the trouble spot is set to realize often to Machine Tools Electric skills training examination.The electric skills training checking device of existing machine tool has a cabinet, be provided with installing plate in the cabinet, the components and parts of electric control circuit all are installed on the installing plate, requirement according to electric wiring between each components and parts is connected by lead, lead is set directly at the front of installing plate, more mixed and disorderly from seeing wiring in appearance, analyze relatively difficulty of identification.At this device artificial the trouble spot is set the time need adopt the lead and the falseness of components and parts to be connected or to change the method for bad components and parts, the method of this set trouble spot has components and parts and changes trouble, the trouble spot is more directly perceived, need not just can observe directly the position of trouble spot, do not reach the requirement of electric skills training examination by fault analysis.
Summary of the invention
At the above-mentioned defective that prior art exists, the purpose of this utility model is to provide a kind of compact conformation, and the neat standard that connects up is provided with the convenient and disguised strong Machine Tools Electric skills training checking device in trouble spot.
For achieving the above object, the technical solution adopted in the utility model is: this Machine Tools Electric skills training checking device has cabinet, in cabinet, be provided with mounting bracket, mounting bracket is provided with components and parts, be connected with lead according to electric wiring between the components and parts, it is characterized in that: described lead is laid in the back side of mounting bracket, is in series with breakdown switch on the lead, and breakdown switch is fixedly installed on the mounting bracket back side.
Described breakdown switch has primary power protection breakdown switch, and the series connection of described primary power protection breakdown switch is arranged on the output terminal of major loop fuse.
Described breakdown switch has control power protection breakdown switch, and described control power protection breakdown switch is arranged on the output loop of control circuit.
Described breakdown switch has main shaft is just changeing control fault switch and counter-rotating control fault switch, described main shaft is just changeing the control fault switch and is being arranged on the output terminal of the main shaft start button in the main shaft start button series arm and the input end of counter-rotating relay interlocking normally closed switch, and described counter-rotating control fault switch is arranged on the just commentaries on classics relay interlocking normally closed switch in the main shaft invert button switch series arm and reverses between the relay coil.
Described breakdown switch has current-limiting resistance control fault switch and the breakdown switch of delaying time at a high speed, described current-limiting resistance control fault switch is arranged between the input end of the output terminal of main shaft speed change travel switch in the current-limiting resistance control branch road and principal shaft braking ac contactor coil, between the output terminal that described high speed time-delay breakdown switch is arranged on total guard's valve in the branch road of delaying time at a high speed and the input end of the positive turn-off of main shaft crawl pass.
Described breakdown switch has spindle drive motor is just changeing breakdown switch and spindle drive motor counter-rotating breakdown switch, described spindle drive motor is just changeing breakdown switch series connection and is being arranged on spindle drive motor and is just changeing control branch road medium velocity relay and just changeing and often open output terminal, and the series connection of spindle drive motor counter-rotating breakdown switch is arranged on the counter-rotating of spindle drive motor counter-rotating control branch road medium velocity relay and often opens output terminal.
Described breakdown switch has spindle drive motor low speed failure switch and spindle drive motor high speed breakdown switch, the series connection of described spindle drive motor low speed failure switch is arranged on that time relay time-delay disconnects normally closed some output terminal in the spindle drive motor low speed control branch road, and the series connection of spindle drive motor high speed breakdown switch is arranged on the time relay time closing output terminal of often making war.
Described breakdown switch has the rapid traverse motor is just changeing breakdown switch and rapid traverse motor counter-rotating breakdown switch, described rapid traverse motor is just changeing breakdown switch series connection and is being arranged on the rapid traverse motor and is just changeing between the normally closed switch and rapid traverse counter-rotating A.C. contactor normally closed switch of travel switch in the control branch road, and the series connection of described rapid traverse motor counter-rotating breakdown switch is arranged on the normal open switch and the rapid traverse of travel switch in the rapid traverse motor counter-rotating control branch road and is just delivering between the stream contactor normally closed switch.
Described breakdown switch has major loop phase sequence breakdown switch, and described major loop phase sequence breakdown switch series connection is arranged on the output terminal of major loop two-direction switch.
Described breakdown switch has rapid traverse motor protection breakdown switch, and described rapid traverse motor protection breakdown switch series connection is arranged on the input end of rapid traverse motor major loop.
Adopt the beneficial effect of technique scheme: the components and parts of this Machine Tools Electric skills training checking device are located on the interior mounting bracket of cabinet, the lead of electric wiring is located at the back side of mounting bracket, be in series with breakdown switch on the lead, breakdown switch is fixedly installed on the mounting bracket back side.Can simulate the electric wiring of actual lathe, also can satisfy the electric fault analysis of lathe and the training requirement of fixing a breakdown, disconnect corresponding breakdown switch, circuit shows as malfunction, when the student fixes a breakdown if on panel detection line, convenient and swift, can examine student's analyzing and diagnosing ability, breakdown switch is opened, and circuit recovers normal and connects.Whole checking device compact conformation, the neat standard that connects up, can be artificial the trouble spot is set, only switch and just the trouble spot can be set by switch, breakdown switch is positioned at the mounting bracket back side, and is by force disguised, easy to operate.As: series connection is arranged on the power protection breakdown switch of the output terminal of major loop fuse and closes, and main circuit scarce is electricity mutually, and all motor failures can be analyzed the investigation position of failure point for the student; Close the control power protection breakdown switch on the output loop that is arranged on control circuit, the control circuit outage, all buttons are all malfunctioning; The main shaft of cutting out the output terminal that is arranged on the main shaft start button in the main shaft start button series arm and the input end of counter-rotating relay interlocking normally closed switch is just changeing the control fault switch, and it is malfunctioning that main shaft is just changeing control knob, and it is reactionless to press the back; Close the current-limiting resistance control fault switch between the input end of the output terminal that is arranged on main shaft speed change travel switch in the current-limiting resistance control branch road and principal shaft braking ac contactor coil, by the lower main axis control knob that just changes, reverses, can see the relay switch action of series connection with it, but contactor is reactionless, and motor does not change.Above-mentioned breakdown switch or other breakdown switch can artificially make up setting, the fault of multiple situation can be set, for the usefulness of examination.
Below in conjunction with accompanying drawing specific embodiment of the utility model is described in further detail.
Description of drawings
Fig. 1 is provided with the circuit theory diagrams of the switch board boring machine of breakdown switch for the utility model.
Embodiment
The utility model Machine Tools Electric skills training checking device has cabinet, in cabinet, be provided with mounting bracket, mounting bracket is provided with components and parts, be connected with lead according to electric wiring between the components and parts, lead is laid in the back side of mounting bracket, be in series with breakdown switch on the lead, breakdown switch is fixedly installed on the mounting bracket back side.Cabinet also is provided with the back door, and the back door is provided with lockset, is convenient to management and examination.The circuit theory diagrams of switch board boring machine as shown in Figure 1 are provided with primary power protection breakdown switch 13 in the output terminal series connection of major loop fuse FU1; Series connection is provided with control power protection breakdown switch 11 on the output loop of control circuit; The input end of the output terminal of the main shaft start button SB1 in main shaft start button series arm and counter-rotating relay K A2 interlocking normally closed switch is provided with main shaft is just being changeed control fault switch 1, and series connection is provided with counter-rotating control fault switch 2 between just commentaries on classics relay K A1 interlocking normally closed switch in main shaft invert button switch series arm and the counter-rotating relay coil KA2; Series connection is provided with current-limiting resistance control fault switch 3 between the input end of the output terminal of main shaft speed change travel switch SQ1-1 and principal shaft braking ac contactor coil KM3 in current-limiting resistance control branch road, and the output terminal of total guard's valve SB0-1 and the positive turn-off of main shaft crawl close to connect between the input end of SB3 the high speed breakdown switch 4 of delaying time is set in the branch road of delaying time at a high speed; Just changeing control branch road medium velocity relay KR 2 at spindle drive motor is just changeing and often opens the output terminal series connection and spindle drive motor is set is just changeing breakdown switch 5, often opens the output terminal series connection in 1 counter-rotating of spindle drive motor counter-rotating control branch road medium velocity relay KR spindle drive motor counter-rotating breakdown switch 6 is set; Time relay KT time-delay disconnects normally closed some output terminal series connection spindle drive motor low speed failure switch 7 is set in spindle drive motor low speed control branch road, in the time relay KT time closing output terminal series connection of often making war spindle drive motor high speed breakdown switch 8 is set; Just changeing in the control branch road between the normal open switch of travel switch FSQ and rapid traverse counter-rotating A.C. contactor KM8 normally closed switch series connection at the rapid traverse motor and the rapid traverse motor is set is just changeing breakdown switch 9, the normally closed switch of travel switch and rapid traverse are just delivering that series connection is provided with rapid traverse motor counter-rotating breakdown switch 10 between the stream contactor KM7 normally closed switch in rapid traverse motor counter-rotating control branch road; In the output terminal QS of major loop two-direction switch series connection major loop phase sequence breakdown switch 12 is set; Input end series connection at rapid traverse motor major loop is provided with rapid traverse motor protection breakdown switch 14.
Claims (10)
1, a kind of Machine Tools Electric skills training checking device, has cabinet, in cabinet, be provided with mounting bracket, mounting bracket is provided with components and parts, be connected with lead according to electric wiring between the components and parts, it is characterized in that: described lead is laid in the back side of mounting bracket, is in series with breakdown switch on the lead, and breakdown switch is fixedly installed on the mounting bracket back side.
2, Machine Tools Electric skills training checking device according to claim 1 is characterized in that: described breakdown switch has primary power protection breakdown switch 13, and 13 series connection of described primary power protection breakdown switch are arranged on the output terminal of major loop fuse.
3, Machine Tools Electric skills training checking device according to claim 2 is characterized in that: described breakdown switch has control power protection breakdown switch 11, and described control power protection breakdown switch is arranged on the output loop of control circuit.
4, Machine Tools Electric skills training checking device according to claim 3, it is characterized in that: described breakdown switch has main shaft is just changeing control fault switch and counter-rotating control fault switch, described main shaft is just changeing the control fault switch and is being arranged on the output terminal of the main shaft start button in the main shaft start button series arm and the input end of counter-rotating relay interlocking normally closed switch, and described counter-rotating control fault switch is arranged on the just commentaries on classics relay interlocking normally closed switch in the main shaft invert button switch series arm and reverses between the relay coil.
5, Machine Tools Electric skills training checking device according to claim 4, it is characterized in that: described breakdown switch has current-limiting resistance control fault switch and the breakdown switch of delaying time at a high speed, described current-limiting resistance control fault switch is arranged between the input end of the output terminal of main shaft speed change travel switch in the current-limiting resistance control branch road and principal shaft braking ac contactor coil, between the output terminal that described high speed time-delay breakdown switch is arranged on total guard's valve in the branch road of delaying time at a high speed and the input end of the positive turn-off of main shaft crawl pass.
6, Machine Tools Electric skills training checking device according to claim 5, it is characterized in that: described breakdown switch has spindle drive motor is just changeing breakdown switch and spindle drive motor counter-rotating breakdown switch, described spindle drive motor is just changeing breakdown switch series connection and is being arranged on spindle drive motor and is just changeing control branch road medium velocity relay and just changeing and often open output terminal, and the series connection of spindle drive motor counter-rotating breakdown switch is arranged on the counter-rotating of spindle drive motor counter-rotating control branch road medium velocity relay and often opens output terminal.
7, Machine Tools Electric skills training checking device according to claim 6, it is characterized in that: described breakdown switch has spindle drive motor low speed failure switch and spindle drive motor high speed breakdown switch, the series connection of described spindle drive motor low speed failure switch is arranged on that time relay time-delay disconnects normally closed some output terminal in the spindle drive motor low speed control branch road, and the series connection of spindle drive motor high speed breakdown switch is arranged on the time relay time closing output terminal of often making war.
8, Machine Tools Electric skills training checking device according to claim 7, it is characterized in that: described breakdown switch has the rapid traverse motor is just changeing breakdown switch and rapid traverse motor counter-rotating breakdown switch, described rapid traverse motor is just changeing breakdown switch series connection and is being arranged on the rapid traverse motor and is just changeing between the normally closed switch and rapid traverse counter-rotating A.C. contactor normally closed switch of travel switch in the control branch road, and the series connection of described rapid traverse motor counter-rotating breakdown switch is arranged on the normal open switch and the rapid traverse of travel switch in the rapid traverse motor counter-rotating control branch road and is just delivering between the stream contactor normally closed switch.
9, Machine Tools Electric skills training checking device according to claim 8, it is characterized in that: described breakdown switch has major loop phase sequence breakdown switch, and described major loop phase sequence breakdown switch series connection is arranged on the output terminal of major loop two-direction switch.
10, Machine Tools Electric skills training checking device according to claim 9; it is characterized in that: described breakdown switch has rapid traverse motor protection breakdown switch, and described rapid traverse motor protection breakdown switch series connection is arranged on the input end of rapid traverse motor major loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200696978U CN201163473Y (en) | 2008-03-18 | 2008-03-18 | Examination and training bench for electrical technical ability of machine tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200696978U CN201163473Y (en) | 2008-03-18 | 2008-03-18 | Examination and training bench for electrical technical ability of machine tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201163473Y true CN201163473Y (en) | 2008-12-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200696978U Expired - Fee Related CN201163473Y (en) | 2008-03-18 | 2008-03-18 | Examination and training bench for electrical technical ability of machine tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201163473Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103295459A (en) * | 2013-05-03 | 2013-09-11 | 徐州工业职业技术学院 | Numerical control maintaining test bed wireless remote control failure setting device |
-
2008
- 2008-03-18 CN CNU2008200696978U patent/CN201163473Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103295459A (en) * | 2013-05-03 | 2013-09-11 | 徐州工业职业技术学院 | Numerical control maintaining test bed wireless remote control failure setting device |
| CN103295459B (en) * | 2013-05-03 | 2015-10-07 | 徐州工业职业技术学院 | Numerical control maintenance testing table wireless remote control failure setting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081210 Termination date: 20100318 |