CN203200479U - Scissor and clamp controlling system of flat knitting machine - Google Patents
Scissor and clamp controlling system of flat knitting machine Download PDFInfo
- Publication number
- CN203200479U CN203200479U CN 201320143549 CN201320143549U CN203200479U CN 203200479 U CN203200479 U CN 203200479U CN 201320143549 CN201320143549 CN 201320143549 CN 201320143549 U CN201320143549 U CN 201320143549U CN 203200479 U CN203200479 U CN 203200479U
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- circuit
- motor
- scissors clip
- main control
- circuit board
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Abstract
The utility model relates to a scissor and clamp controlling system of a flat knitting machine. The scissor and clamp controlling system of the flat knitting machine comprises a main controlling circuit board and a scissor and clamp controlling circuit board both of which are electrically connected. The main controlling circuit board is installed on a bottom board or a bottom box of the flat knitting machine. A motor is installed on a motor installation support. The controlling system comprises at least one scissor and clamp controlling circuit board which is installed on a motor support corresponding to a pair of scissors and a clamp, and the scissor and clamp controlling circuit board is connected with the main controlling circuit board through a CAN bus. According to the scissor and clamp controlling system, the scissor and clamp controlling circuit board is independent from the main controlling circuit board and is installed near the motor, the length of a signal line is shortened, cost is reduced, the interferential risks brought by an overlength signal line are reduced, and the safety performance of the system is improved. The scissor and clamp controlling circuit installed independently can be expanded according to demands, and the flexibility of the controlling system is improved.
Description
Technical field
The utility model relates to Computerized flat knitting machine scissors clip movement control technology field, relates in particular to a kind of straight-bar machines scissors clip control system.
Background technology
The Computerized flat knitting machine control system generally comprises kernel control module and motion-control module, and kernel control module and motion-control module all are to be integrated on the base plate or a under casing of straight-bar machines usually, to finish straight-bar machines control.Scissors clip control circuit board is the part in the motion-control module, because the installation site and the scissors clip mechanical location that play base plate or a under casing are separated by far away, when Computerized flat knitting machine is worked, signal control line in the scissors clip control circuit board and scissors clip motor-driven line are longer, if do not note the requirement of cabling, very easily in use cause and disturb the risk scurry into, and scissors clip control circuit board and scissors clip motor from too away from also be inconvenient to safeguard.Simultaneously, scissors clip control circuit board has been integrated in base plate or has risen on the under casing, as if scissors clip control circuit fault, easily influences the operate as normal of monoblock surface-mounted integrated circuit, causes the trouble in the maintenance.
Summary of the invention
Technical problem to be solved in the utility model is at the above-mentioned problems in the prior art, provides that a kind of risk of interferences is little, cost is low and control straight-bar machines scissors clip control system easily.
For addressing the above problem, the technical solution of the utility model is:
A kind of straight-bar machines scissors clip control system, comprise for the main control board of straight-bar machines system master with for the motor-driven scissors clip of scissors clip control circuit board, main control board and scissors clip control circuit board electrically connect, described main control board is installed in rising on base plate or the under casing of straight-bar machines, motor is installed on the motor mounting rack, described control system comprises at least one scissors clip control circuit board, scissors clip control circuit board is installed on the electric machine support corresponding with this scissors clip, and scissors clip control circuit board links to each other by the CAN bus with main control board.
Be compared to prior art, straight-bar machines scissors clip control system of the present utility model is independent from main control board with scissors clip control circuit board, and scissors clip control circuit board is installed near the motor, not only shortened the length of holding wire, reduced cost, and reduced the interference that brings because holding wire is long and scurried into risk, improved the security of system performance; Simultaneously, independent scissors clip control circuit board number of installing can be expanded as required, has improved the flexibility of control system.
Preferably, described scissors clip control circuit board is provided with main control chip, motor-drive circuit, CAN bus interface circuit, for detection of sensor detection circuit and the electric power management circuit of motor position of rotation, main control chip links to each other with sensor detection circuit with motor-drive circuit, CAN bus interface circuit respectively, electric power management circuit is given main control chip, motor-drive circuit, CAN bus interface circuit and sensor detection circuit power supply respectively, and described main control chip electrically connects by CAN bus interface circuit and main control board.
Preferably, be connected with the magnetic buffer circuit for electrostatic isolation between described CAN bus interface circuit and the main control board, the magnetic buffer circuit is powered by electric power management circuit.The magnetic buffer circuit has reduced the damage of extraneous static to scissors clip control circuit board, and can realize real-time Communication for Power between main control board and the main control chip by high-speed CAN bus.
Preferably, be provided with the level conversion buffer circuit between described main control chip and the motor-drive circuit, the level conversion buffer circuit is powered by electric power management circuit.
Preferably, described scissors clip control circuit board is provided with the toggle switch for configuration scissors clip, and toggle switch and main control chip electrically connect.The user can arrange the control object of systemic presupposition by toggle switch.
Preferably, described main control chip is the Cortex-M4 processor, and motor-drive circuit comprises that model is the motor drive ic of TB6560AHQ.
Preferably, also be provided with the quadrature coding pulse circuit that links to each other with main control chip on the described scissors clip control circuit board, the quadrature coding pulse circuit links to each other with encoder on being installed in motor, and the quadrature coding pulse circuit is powered by electric power management circuit.
Description of drawings
Fig. 1 is the schematic block circuit diagram of the utility model straight-bar machines scissors clip control system.
The specific embodiment
Further describe the utility model below in conjunction with drawings and Examples, but protection domain of the present utility model is not limited to this.
With reference to Fig. 1, straight-bar machines scissors clip control system of the present utility model comprises for the main control board of straight-bar machines system master and at least one and is used for the motor-driven scissors clip of scissors clip control circuit board, main control board and scissors clip control circuit board electrically connect, and namely scissors clip control circuit board separates from main control board and be independent.Present embodiment adopts the first scissors clip control circuit board, the second scissors clip control circuit board and N scissors clip control circuit board to represent the quantity of the scissors clip control circuit board that comprises in the utility model.Wherein, main control board still is installed in rising on base plate or the under casing of straight-bar machines, motor is installed on the motor mounting rack, every scissors clip control circuit board is installed in respectively on the electric machine support corresponding with this scissors clip, and every scissors clip control circuit board links to each other by the CAN bus with main control board.The utility model is independent from main control board with scissors clip control circuit board, and scissors clip control circuit board is installed in the motor near side (ns), not only shortened the length of holding wire, reduced cost, reduced the interference that brings because holding wire is long and scurried into risk, and relatively independent circuit board influence each other less, the on-call maintenance when making things convenient for fault, independent scissors clip control circuit board number of installing can be expanded as required, has improved the flexibility of control system.
Every scissors clip control circuit board is provided with main control chip, motor-drive circuit, CAN bus interface circuit, for detection of sensor detection circuit and the electric power management circuit of motor position of rotation, main control chip links to each other with sensor detection circuit with motor-drive circuit, CAN bus interface circuit respectively, electric power management circuit is given main control chip, motor-drive circuit, CAN bus interface circuit and sensor detection circuit power supply respectively, and described main control chip electrically connects by CAN bus interface circuit and main control board.Wherein, main control chip is the Cortex-M4 processor, and the cost performance of Cortex-M4 processor is high and have the computing of 80MHz and per second to carry out 1,000,000 instruction capabilities, and adopts acceleration and deceleration control model control step motor, can allow the more steady of motor rotation.The Cortex-M4 processor carries CAN EBI at a high speed, can be efficiently and the governor circuit board communications, improved real-time, and the serial ports of drawing of Cortex-M4 processor makes things convenient for the user state of circuit board to be checked and the debugging of upgrading.Motor-drive circuit comprises that model is the motor drive ic of TB6560AHQ, the TB6560AHQ chip is big current drives chip, fan-out capability with maximum 3.5A, and can pass through the size of the adjusting output current of hardware and software, can mate 1.8 ° of two-phase stepper motor of different rated current.Be connected with level shifting circuit on the outlet line of sensor detection circuit, the unidirectional conduction property that utilizes diode simultaneously converts the signal of telecommunication of sensor high level to the signal of telecommunication that the Cortex-M4 processor can be identified.Electric power management circuit adopts the simple power supply of single channel+24V, avoids multiple power supplies to cause and misplugs phenomenon, and the inner multichannel DC-DC that adopts of circuit board changes, realization+24V ,+12V ,+5V ,+power supplys such as 3.3V, VDD are independently-powered to different piece.
Be connected with the magnetic buffer circuit for electrostatic isolation between CAN bus interface circuit and the main control board, the magnetic buffer circuit is powered by electric power management circuit, the magnetic buffer circuit has been avoided the damage of extraneous static to scissors clip control circuit board, and can realize real-time Communication for Power between main control board and the main control chip by high-speed CAN bus.Be provided with the level conversion buffer circuit between main control chip and the motor-drive circuit, the level conversion buffer circuit is powered by electric power management circuit.The dorsal part of scissors clip control circuit board is equipped with radiator, is used for the circuit board heat radiation, and the Cortex-M4 processor is by level conversion buffer circuit control motor-drive circuit, has not only protected the Cortex-M4 processor but also has realized the control of level conversion.Scissors clip control circuit board is provided with the toggle switch for configuration scissors clip, and toggle switch and main control chip electrically connect, and the user can arrange the control object of systemic presupposition by toggle switch.Be integrated with the quadrature coding pulse circuit on the scissors clip control circuit board, the quadrature coding pulse circuit links to each other with electric power management circuit with main control chip respectively, the quadrature coding pulse circuit links to each other with encoder on being installed in motor, being used of quadrature coding pulse circuit and encoder, can accurately detect the angle position of motor rotation, its motor position resolution capability can reach 0.088 °, can solve the step-out problem that motor causes by the detection to the motor angle position under abominable situation.
The utility model is realized the power supply of each piece scissors clip control circuit board by electric power management circuit, and system at first detects electric power thus supplied when work, if no abnormal, system's operation is normal.At this moment, main control board passes through CAN bus interface circuit sending controling instruction in the Cortex-M4 processor, the Cortex-M4 processor is controlled the rotation mode of corresponding motor by level conversion buffer circuit and motor-drive circuit, realizes actions such as clamp, trimming.Whether sensor detection circuit detects the rotation of scissors clip motor and puts in place, if any unusually, then sends alarm signal by the CAN EBI to main control board, waits for that the user is normally operation again after removing unusually.
In the above-mentioned explanation, all special instructions that do not add all adopt technological means of the prior art.
Claims (7)
1. straight-bar machines scissors clip control system, comprise for the main control board of straight-bar machines system master with for the motor-driven scissors clip of scissors clip control circuit board, main control board and scissors clip control circuit board electrically connect, described main control board is installed in rising on base plate or the under casing of straight-bar machines, motor is installed on the motor mounting rack, it is characterized in that, described control system comprises at least one scissors clip control circuit board, scissors clip control circuit board is installed on the electric machine support corresponding with this scissors clip, and scissors clip control circuit board links to each other by the CAN bus with main control board.
2. straight-bar machines scissors clip control system according to claim 1, it is characterized in that, described scissors clip control circuit board is provided with main control chip, motor-drive circuit, the CAN bus interface circuit, sensor detection circuit and electric power management circuit for detection of the motor position of rotation, main control chip respectively with motor-drive circuit, the CAN bus interface circuit links to each other with sensor detection circuit, electric power management circuit is given main control chip respectively, motor-drive circuit, CAN bus interface circuit and sensor detection circuit power supply, described main control chip electrically connects by CAN bus interface circuit and main control board.
3. straight-bar machines scissors clip control system according to claim 2 is characterized in that, is connected with the magnetic buffer circuit for electrostatic isolation between described CAN bus interface circuit and the main control board, and the magnetic buffer circuit is powered by electric power management circuit.
4. straight-bar machines scissors clip control system according to claim 2 is characterized in that be provided with the level conversion buffer circuit between described main control chip and the motor-drive circuit, the level conversion buffer circuit is powered by electric power management circuit.
5. straight-bar machines scissors clip control system according to claim 2 is characterized in that, described scissors clip control circuit board is provided with the toggle switch for configuration scissors clip, and toggle switch and main control chip electrically connect.
6. straight-bar machines scissors clip control system according to claim 2 is characterized in that described main control chip is the Cortex-M4 processor, and motor-drive circuit comprises that model is the motor drive ic of TB6560AHQ.
7. straight-bar machines scissors clip control system according to claim 2, it is characterized in that, also be provided with the quadrature coding pulse circuit that links to each other with main control chip on the described scissors clip control circuit board, the quadrature coding pulse circuit links to each other with encoder on being installed in motor, and the quadrature coding pulse circuit is powered by electric power management circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320143549 CN203200479U (en) | 2013-03-26 | 2013-03-26 | Scissor and clamp controlling system of flat knitting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320143549 CN203200479U (en) | 2013-03-26 | 2013-03-26 | Scissor and clamp controlling system of flat knitting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203200479U true CN203200479U (en) | 2013-09-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320143549 Expired - Lifetime CN203200479U (en) | 2013-03-26 | 2013-03-26 | Scissor and clamp controlling system of flat knitting machine |
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| Country | Link |
|---|---|
| CN (1) | CN203200479U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104111622A (en) * | 2014-06-16 | 2014-10-22 | 福建睿能科技股份有限公司 | Mechanical equipment and operation box thereof |
| CN104109934A (en) * | 2014-06-16 | 2014-10-22 | 福建睿能科技股份有限公司 | Textile device, control circuit board and expansion board |
-
2013
- 2013-03-26 CN CN 201320143549 patent/CN203200479U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104111622A (en) * | 2014-06-16 | 2014-10-22 | 福建睿能科技股份有限公司 | Mechanical equipment and operation box thereof |
| CN104109934A (en) * | 2014-06-16 | 2014-10-22 | 福建睿能科技股份有限公司 | Textile device, control circuit board and expansion board |
| CN104109934B (en) * | 2014-06-16 | 2016-03-02 | 福建睿能科技股份有限公司 | Weaving device and control circuit board, expansion board |
| CN104111622B (en) * | 2014-06-16 | 2017-06-20 | 福建睿能科技股份有限公司 | Weaving device and its operating case |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130918 |
|
| CX01 | Expiry of patent term |