CN204897302U - Material delivery system - Google Patents

Abstract

The utility model discloses a material delivery system, the stop control machine off side that fork elevating platform electric control system was cut to the belt sets up limes superiors position protection switch and the spacing protection switch of anus, output limes superiors position guard signal when limes superiors position protection switch detects lift platform superelevation cheng shangsheng, the spacing protection switch of anus detects and exports the spacing guard signal of anus when the ultralow journey of lift platform descends, so that control the elevator motor hard stop by control circuit, in the major loop of stop control mechanism off side, it has a contactor to add between motor protection circuit breaker and the converter, its characterized in that, contactor include contact segment and drive the accuse part that the static breech lock that drives accuse portion includes the plastic slab respectively and connects the electrode on the plastic slab including two condenser plates that are parallel to each other, every condenser plate. The utility model discloses fork elevating platform and branch system or part are cut in the improvement, can improve the complete machine performance of jacking equipment effectively.

Description

A kind of material-transporting system

Technical field

The utility model relates to jacking equipment, particularly relates to a kind of belt scissors lift table and subsystem thereof or parts.

Background technology

Bay-lift is the indispensable basic equipment of equipment manufacture industry, and what application was more at present is hydaulic lift platform.There is certain defect in hydaulic lift platform: such as, and the leakage that hydraulic actuating cylinder may produce hydraulic oil is polluted, and causes application scenario restricted; And the change of hydraulic actuating cylinder rising or falling speed greatly, when startup, stopping, impact load is large; In addition, electric control system Shortcomings, as offside halt control mechanism link is too much, shuts down low-response etc. during fault, there is certain potential safety hazard thus; Etc..In view of this, be necessary to design a kind of novel bay-lift, so that at least can in the above-mentioned performance in a certain respect of improvement.

Utility model content

For the defect that prior art exists, the object of the utility model embodiment is to provide a kind of belt scissors lift table and subsystem thereof or parts, to improve the performance of bay-lift.

For solving above technical matters, the utility model embodiment provides a kind of material-transporting system, belt scissors lift table comprises base assembly, lifting table, scissors mechanism, belt drive, locking bracket, lifting latching device and electric control system, the bottom of scissors mechanism is installed on base assembly, lifting table is installed at the top of scissors mechanism, belt drive is driven by lifting motor and makes the scissor arm variable angle of scissors mechanism to realize the lifting of lifting table, lifting latching device is driven by locking motor and lifting table is lock onto locking bracket, electric control system comprises offside halt control mechanism, this offside shutdown controlling machine arranges limes superiors position protection switch and smallest limit position protection switch, limes superiors position guard signal is exported when limes superiors position protection switch detects that lifting table superhigh-lift rises, smallest limit position protection switch detects when the ultralow journey of lifting table declines and exports smallest limit position guard signal, to control lifting motor hard stop by control circuit, in the major loop of offside halt control mechanism, a contactless switch is added with between motor protective circuit breaker and frequency converter, contactless switch comprises contact portion and drives control part, the electrostatic breech lock driving control portion comprises two condenser armatures be parallel to each other, the electrode that each condenser armature comprises plastic flagstone respectively and is connected on plastic flagstone.Compared with prior art, the utility model provides a kind of belt scissors lift table and subsystem thereof or parts, effectively can improve the overall performance of jacking equipment, be embodied at least one aspect following: the scissors mechanism adopting belt drive, the motor driven uses cleanliness level good, goes for more extensive environment; Lifting motor adopts converter technique, and rising or falling speed is comparatively steady, and impact load is little; There are lifting locking control mechanism, belt security control mechanism, ascending and descending parking control mechanism, offside halt control mechanism etc., bay-lift safety performance is improved greatly.

Accompanying drawing explanation

Fig. 1 is the schematic front view of the utility model belt scissors lift table in the first state;

Fig. 2 is the schematic front view of the utility model belt scissors lift table in the second state;

Fig. 3 is the schematic top plan view of the utility model belt scissors lift table in the second state;

Fig. 4 is the schematic side view of the utility model belt scissors lift table in the second state;

Fig. 5 is the schematic diagram of the utility model scissors mechanism and belt drive;

Fig. 6 is the schematic diagram of the utility model leather belt connecting structure;

Fig. 7 is the schematic diagram of the utility model lifting latching device;

Fig. 8 is the block scheme of the utility model electric control system;

Fig. 9 is the schematic circuit diagram of the major loop of the offside halt control mechanism of the utility model;

Figure 10 is the schematic circuit diagram of the control loop of the offside halt control mechanism of the utility model;

Figure 11 is the block scheme of the utility model frequency converter;

Figure 12 is the circuit diagram of the utility model inverter circuit;

Figure 13 is the electrical schematic diagram of the utility model circuit breaker;

Figure 14 is the schematic diagram of the utility model contactless switch.

Detailed description of the invention

In order to understand know-why and the working process of the utility model embodiment better, come to be described in detail the utility model further below in conjunction with drawings and the specific embodiments.

Fig. 1 ~ Figure 14 is described in detail the application's belt scissors lift table and subsystem thereof or parts, and Reference numeral identical in figure is expressed as same parts, is described as follows.

See Fig. 1 ~ Fig. 4, belt scissors lift table overall structure of the present utility model is shown, wherein: Fig. 1 is the schematic front view of the utility model belt scissors lift table in the first state; Fig. 2 is the schematic front view of the utility model belt scissors lift table in the second state; Fig. 3 is the schematic top plan view of the utility model belt scissors lift table in the second state; Fig. 4 is the schematic side view of the utility model belt scissors lift table in the second state.Equipment of the dividing a word with a hyphen at the end of a line S of material-transporting system shown in Fig. 2, is omitted in other figure.Below in conjunction with accompanying drawing, belt scissors lift table is specifically described.

As shown in Figure 1 to 4, this belt scissors lift table comprises base assembly 1, lifting table 2, scissors mechanism 3, belt drive 4, locking bracket 5, lifting latching device 6 and electric control system (Fig. 1 ~ Fig. 4 is not shown), wherein electric control system comprises lifting locking control mechanism, belt security control mechanism, ascending and descending parking control mechanism, the parts such as offside halt control mechanism, the bottom of scissors mechanism 3 is installed on base assembly 1, lifting table 2 is installed at the top of scissors mechanism 3, belt drive 4 can drive the scissor arm variable angle of scissors mechanism 3 to realize lifting, lifting table is lock onto locking bracket 5 by the locking motor starting/stopping that lifting locking control mechanism controls lifting latching device 6, belt security control mechanism is shut down at the lifting motor of belt broken belt or lax alarm and control belt drive 4, ascending and descending parking control mechanism controls belt drive 4 lifting motor when lifting table 2 runs to decelerate position slows down, offside halt control mechanism controls belt drive 4 lifting motor when lifting table 2 runs to end position is shut down.

The utility model electric control system is comparatively complicated, and the cable routing of drag chain type is more, needs to optimize wire structures and switch installing structure for this reason.As shown in Figure 1 to 4; the utility model belt scissors lift table arranges the attendant equipments such as switch frame 7, connection box 8, cable bracket 9; the most detector switch of electric control system (the inductive switch D1 ~ D3 that puts in place, deceleration inductive switch J1 ~ J3, limit position protection switch X1 ~ X2) is installed on switch frame 7; the connecting cable of each detector switch and lifting motor M and locking motor M1 is received in connection box 8; and then the corresponding port of control circuit PLC is connected to by connection box; each cable then collects on cable bracket 9, to ensure that cabling is neat, compact.

See Fig. 5 ~ Fig. 6, wherein: Fig. 5 illustrates scissors mechanism of the present utility model and belt drive; Fig. 6 illustrates the utility model leather belt connecting structure.Please also refer to Fig. 1 ~ Fig. 6, scissors mechanism and belt drive are described.

As shown in Figure 5, scissors mechanism 3 comprises the first scissor arm 31, the second scissor arm 32 connected by scissor arm bearing pin 33, first scissor arm sliding rack 12 of the bottom articulated base assembly slide rail 13 of the first scissor arm locating rack 21, first scissor arm 31 on the hinged lifting table 2 in top of the first scissor arm 31; Hinged the second scissor arm locating rack 11 be installed on base assembly 1 in the bottom of the second scissor arm sliding rack 23, second scissor arm 31 on the hinged lifting table slide rail 24 in top of the second scissor arm 32.Scissor arm head roll 45 is sandwiched between the first scissor arm 31 and the second scissor arm 32, this scissor arm head roll 45 can parallel motion under belt drive 4 drives, the angle of the first scissor arm 31 and the second scissor arm 32 is changed, realizes the lifting of lifting table 2.Especially, first scissor arm 31 arranges the first scissor cam curved surface 311, second scissor arm 32 second scissor cam curved surface 321, scissor arm head roll 45 is sandwiched between the first scissor cam curved surface 311 and the second scissor cam curved surface 321, scissor arm is made to become uniform movement thus, the final steady lifting ensureing lifting table 2.

As shown in Figure 5, the first scissor arm sliding rack 12 is arranged on the first scissor arm slip cylinder 44, second scissor arm sliding rack 23 and second scissor arm slip cylinder 46 is installed.Lifting table 2 is arranged platform belt locating rack 22, platform belt locating rack 22 arranges platform belt and determines cylinder 47.Base assembly 1 upper bed-plate belt locating rack 14 arranges base belt and determines cylinder 42, base assembly 1 upper bed-plate belt tension frame 15 arranges belt-tightening pulley 43.

As shown in Figure 6, belt drive 4 determines cylinder 42 by lifting motor M, belt 41, base belt, tension wheel 43, first scissor arm slip cylinder 44, scissor arm head roll 45, second scissor arm slip cylinder 46, platform belt determine cylinder 47 etc. and form.Belt 41 first end is around in platform belt positioning rolls 47, successively after pile warp second scissor arm slip cylinder 46, scissor arm head roll 45, first scissor arm slip cylinder 44, belt second end is around in base belt and determines cylinder 42, base belt is determined cylinder 42 and is driven by lifting motor M, and belt-tightening pulley 43 compresses belt 41 to carry out tensioning.Folding and unfolding belt 41 when motor M is rotated, drives scissor arm head roll 45 parallel motion thus, the angle of the first scissor arm 31 and the second scissor arm 32 is changed, finally realizes the lifting of lifting table 2.

See Fig. 7, the utility model lifting latching device is shown.See Fig. 7, please simultaneously see Fig. 1 ~ Fig. 4, this lifting latching device comprises locking motor M1, crank 61, pipe link 62, locking arm 63 and locking bed 64, locking bed 64 is installed on the locking bed fixed mount 51 of locking bracket 5 by bolt, locking arm 63 has swing arm 632 and locking bolt 631, the first end of swing arm 632 is articulated with the swing arm installation position of lifting table 2, second end of swing arm 632 is fixedly connected with the middle part of locking bolt 631, the first end of locking bolt 631 can be come in and gone out the locking slot 641 of locking bed 64, second end of locking bolt 631 and the first end of pipe link 62 hinged, second end of pipe link 62 is articulated with crank 61, crank 61 is in transmission connection in the dynamical axis of locking motor M1.When locking motor M1 starts, power, after crank 61, pipe link 62, drives locking bolt 631 around the oscillating axle of swing arm 632, makes the locked groove 641 of the first end turnover locking bed 64 of locking bolt 631 thus and realizes locking/unblock.

As shown in Figure 7, pipe link 62 is made up of the first tie bolt 623, intermediate connecting sleeve 622, second tie bolt 621, first tie bolt 623, second tie bolt 621 is threaded with intermediate connecting sleeve 622 respectively, first tie bolt 623 is connected with the second end of locking bolt 631, second tie bolt 621 is connected with the first end of crank 61, can regulate the length of whole pipe link 62 so easily.In addition, the first end of locking bolt 631 preferably adds guide wheel, so that the first end of locking bolt 631 successfully passes in and out the locked groove 641 of locking bed 64.

See Fig. 8, the general frame of the utility model electric control system is shown.As shown in Figure 8, scissors lift table electric control system comprises locking detector switch K1 ~ K4, put in place inductive switch D1 ~ D3, deceleration inductive switch J1 ~ J3, limit position protection switch X1 ~ X2, belt broken belt detector switch P1 ~ P4, tension detect switch Z1 ~ Z4, control circuit PLC, locking motor M1, the parts such as lifting motor M and annunciator B, the installation site of each switch is as shown in Fig. 3 ~ Fig. 4, they are electrically connected to control circuit PLC, form lifting locking control mechanism thus, ascending and descending parking control mechanism, offside halt control mechanism and belt security control mechanism etc., to control locking motor M1, lifting motor M and annunciator B corresponding actions, further describe as follows.

Lifting locking control mechanism: left side locking detector switch to K1, K2 for detecting left side lifting latching device and whether left side locking bracket is locked and put in place; right side locking detector switch to K3, K4 for detecting right side lifting latching device and whether right side locking bracket is locked and put in place; these two groups locking detector switches are sent to control circuit PLC to by locking/unlocking signal, start so that control circuit PLC controls locking motor M1/shut down.

Ascending and descending parking control mechanism: first put in place inductive switch D1 detect lifting table whether be elevated to first height (low level) position; export first highly to put in place signal when putting in place; second put in place inductive switch D2 detect lifting table whether be elevated to the second height and position; export second highly to put in place signal when putting in place; 3rd put in place inductive switch D3 detect lifting table whether be elevated to third high degree position; export third high degree to put in place signal when putting in place, and control lifting motor M by control circuit PLC and shut down.Corresponding to above-mentioned three height and positions, the decelerate position of corresponding height is set, first deceleration inductive switch J1 detects lifting table and whether enters the first High deceleration position, the first High deceleration signal is exported when entering, second deceleration inductive switch J2 detects lifting table and whether enters the second High deceleration position, the second High deceleration signal is exported when entering, 3rd deceleration inductive switch J3 detects lifting table and whether enters third high degree decelerate position, third high degree restriction signal is exported when entering, and control lifting motor M at shutdown front reduction gear by control circuit PLC, greater impact is produced during to prevent from shutting down.

Offside halt control mechanism: smallest limit position protection switch X1 detects the whether ultralow journey of lifting table and declines; smallest limit position guard signal is exported when arriving ultralow journey position; limes superiors position protection switch X2 detects lifting table, and whether superhigh-lift rises; limes superiors position guard signal is exported when arriving superhigh-lift position; and control lifting motor M hard stop by control circuit PLC, to avoid producing safety misadventure.

Belt security control mechanism: belt broken belt detector switch detects corresponding belt whether broken belt respectively to P1, P2, P3, P4; belt broken belt signal is exported when certain belt broken belt; then control lifting motor M hard stop by control circuit PLC, and reported to the police by annunciator B.In addition, whether tension detect Switch Controller Z1, Z2, Z3, Z4 detect corresponding belt respectively and relax, and export belt slack signal when certain belt slack, then control lifting motor M hard stop by control circuit PLC, and are reported to the police by annunciator B.

The utility model comprehensively adopts above-mentioned electric control system, and each detector switch can detect output corresponding signal in time, ensures the running state according to predetermined policy bay-lift thus, thus ensures ideal safety performance.

Locking motor, see Fig. 9 ~ Figure 10, illustrates major loop and the control loop of offside halt control mechanism of the present utility model.As shown in Fig. 9 ~ Figure 10, the electrical structure of this offside halt control mechanism is: in the major loop of lifting motor M, adds a contactless switch KM between motor protective circuit breaker QF and frequency converter VF; Limes superiors position protection switch X2, smallest limit position protection switch X1 are connected in series in the control loop of this contactless switch KM, and spacing unlock key knob SB is in parallel with the limes superiors position protection switch X2 connected, smallest limit position protection switch X1.Herein; the terminal 1-6 of motor protective circuit breaker QF; A1, A2 (three groups of terminals 1,2) of contactless switch KM; terminal R, S, T, V, W, PE of frequency converter VF; the terminal 11,12 of position limitation protection switch X1, X2; and the terminal 13,14 of spacing unlock key knob SB is connected according to Fig. 9 with Figure 10, no longer specifically launches explanation.

Instantly after position limitation protection switch X1 or upper limit protection switch X1X2 is triggered, directly cut off the coil power of contactless switch KM, contactless switch KM discharges, and cuts off the power supply in frequency converter VF loop thus, thus stops the operation of lifting motor M fast; After this, can be unlocked by rotary stopper unlock key knob SB.This mode, decrease the intermediate link of process limit signal, time fault is occurred, motor can stop at once, avoids the damage of equipment and the injures and deaths of personnel.

See Figure 11, the block scheme of the utility model frequency converter is shown.This frequency converter comprises the parts such as rectifying circuit VF1, power factor Circuit tuning VF2, filter circuit VF3, inverter circuit VF4 and microcontroller circuit VF5, man-machine interface circuit VF6, wherein: rectifying circuit VF1 is preferably full bridge rectifier, its alternating current AC is converted to direct current (DC); Circuit of power factor correction VF2 is made up of power semiconductor and control chip, and it is also connected to the power factor correction end of microcontroller circuit VF5, and effect makes received current close to sinusoidal waveform, reduces mains by harmonics content, realizes the object improving power factor; Filter circuit VF3 is preferably RC filter circuit, and it completes galvanic filtering and energy storage effect; Inverter circuit VF4 is made up of power model and driving circuit, and power model can be Intelligent Power Module, and it is also connected to the drive singal end of described microcontroller circuit, and it completes the conversion of direct current (DC) to three plase alternating current AC, realizes frequency modulation and voltage modulation object; Microcontroller circuit VF5 is made up of microprocessor (DSP) and peripheral circuit; its order of sending according to man-machine interface circuit VF6; send corresponding command signal; control circuit of power factor correction VF2 and inverter circuit VF4 to work; and according to electronic feedback information, carry out necessary circuit protection and fault handling.Like this, this embodiment controls the output mode of driver module by microcontroller circuit, is conducive to neatly by pre-provisioning request output voltage, thus meets the demand of different user.

See Figure 12, the block scheme of the utility model inverter circuit is shown.This inverter circuit comprises power tube driving chip, and this power tube driving chip is connected to microcontroller circuit (MCU/DSP), so that the pulse width modulating signal exported according to microcontroller circuit, drives corresponding power tube alternate conduction and shutoff.Concrete, described inverter circuit comprises six power tube Q1 ~ Q6, and these six power tubes are divided into three groups, and every group power controls a phase and exports.

The concrete connection mode of each power tube is: the source electrode of power tube Q1, Q2, Q3 connects one end of direct supply jointly, the drain electrode of power tube Q4, Q5, Q6 connects the other end of direct supply jointly, the point of connection of the drain electrode of power tube Q1 and the source electrode of power tube Q4 connects the U phase terminal of AC load (as motor), the point of connection of the drain electrode of power tube Q2 and the source electrode of power tube Q5 connects the V phase terminal of AC load, and the drain electrode of power tube Q3 and the source electrode point of connection of power tube Q6 connect the W phase terminal of frequency converting air-conditioner compressor AC load; The grid of power tube Q1, Q2, Q3, Q4, Q5, Q6 connects a mouth of power tube driving chip respectively, and each input end of this power tube driving chip controls by output pulse width conditioning signal PWM1, PWM2, PWM3, PWM4, PWM5, PWM6 Zhong mono-tunnel of microcontroller circuit respectively.Corresponding access diode L1 ~ l6 between the source electrode of these six power tube Q1 ~ Q6 and drain electrode.

Microprocessor produces corresponding 6 road pulse width modulating signals, i.e. six drive singal PWM1 ~ PWM6 according to the operation rule of setting; 6 power tube (MOSFET or IGQT) Q1 ~ Q6 of inverter circuit are driven by power tube driving chip; The alternate conduction of these power tubes and shutoff, produce three-phase modulations waveform, output voltage is adjustable, the three plase alternating current of changeable frequency, and U, V, W terminals of three-phase electricity winding are connected to respective quadrature current load and run to drive it.

Circuit breaker in the utility model belt scissors lift table electric-controlled system and contactless switch can adopt non-relay system structure, below distinguish casehistory.

See Figure 13, represent the electrical schematic diagram of the utility model circuit breaker.This circuit breaker of the utility model comprises superconductive current limiter QF1 and turn-off module QF2, and power supply, K switch 0, superconductive current limiter QF1 and turn-off module QF2 are connected in series.In the present embodiment, superconductive current limiter QF1 can be the resistance that high temperature superconducting materia is made; Turn-off module QF2 can be cutter or disconnector, can comprise some semiconductor switching modules in addition; K switch 0 can be mechanical switch, as plug-in strip.

This circuit breaker is connected between power supply and pull up circuit (not shown), when over current fault appears in circuit, fast and cut off the electricity supply safely, specifically: when circuit normally works, circuit breaker is conducting state, opening or closing and cut off or access power supply by master cock K0; When over current fault appears in circuit, the electric current of circuit is very large, and the first Limited Current of superconductive current limiter QF1 of circuit breaker, then by turn-off module QF2 cut off, disconnects aforementioned switches K0 more afterwards, thus K switch 0 place can be avoided to produce phenomenon of arc discharge.

See Figure 14, represent the schematic diagram of the utility model contactless switch.This contactless switch comprises contact portion and drives control part, drive control part for electrostatic breech lock KM1, this electrostatic breech lock KM1 comprises two condenser armature KM2 and KM3 be parallel to each other, wherein condenser armature KM2 comprises plastic flagstone KM4 and is connected to the electrode KM6 on plastic flagstone KM4, and condenser armature KM3 comprises plastic flagstone KM5 and is connected to the electrode KM7 on plastic flagstone KM5.In addition, very thin non-conductor dielectric film (not shown) is connected on the surface of opposed facing electrode KM6 and electrode KM7.

The electric control system power equipment supply of the utility model belt scissors lift table comprises mains-supplied module, solar powered module and powered by wind energy module, can select different powering modes like this, to realize the object of environmental protection and energy saving.

Like this, the utility model is optimized design to belt scissors lift table from many aspects, improves the overall performance of product preferably.

The utility model belt scissors lift table is arranged at the lifting station of material-transporting system, and it coordinates transport material with equipment of the dividing a word with a hyphen at the end of a line S (shown in Fig. 2) of material-transporting system.Belt scissors lift table can carry the equipment S that divides a word with a hyphen at the end of a line and be elevated, and the equipment S of dividing a word with a hyphen at the end of a line can move on the track of material-transporting system, and such material can be transported to aiming station from lifting station.

In this material-transporting system, the equipment of dividing a word with a hyphen at the end of a line arranges impulse sender (scheming not shown), number plate 10 (shown in figure 4) is sent out corresponding to the installation station of belt scissors lift table is arranged, impulse sender with send out a number plate 10 and coordinate transmission to divide a word with a hyphen at the end of a line equipment controling signal, to determine start-stop and the running route of equipment of dividing a word with a hyphen at the end of a line.Herein, the preferred reflective photoelectric switch of impulse sender, reflective photoelectric switch comprises photoelectric switch body and reflecting plate, wherein: projector and receptor are housed in photoelectric switch body; Expelling plate is positioned at the front of photoelectric switch body; Send out number plate by between incision photoelectric switch body and reflecting plate, and trigger reflective photoelectric switch action.

Although the utility model with preferred embodiment openly as above; but it is not for limiting the utility model; any those skilled in the art are not departing from spirit and scope of the present utility model; can make possible variation and amendment, the scope that therefore protection domain of the present utility model should define with the utility model claim is as the criterion.

Claims (5)

1. a material-transporting system, the lifting station of this material-transporting system is provided with belt scissors lift table, this belt scissors lift table coordinates with the equipment of dividing a word with a hyphen at the end of a line of material-transporting system transports material, it is characterized in that, belt scissors lift table comprises base assembly, lifting table, scissors mechanism, belt drive, locking bracket, lifting latching device and electric control system, the bottom of scissors mechanism is installed on base assembly, lifting table is installed at the top of scissors mechanism, belt drive is driven by lifting motor and makes the scissor arm variable angle of scissors mechanism to realize the lifting of lifting table, lifting latching device is driven by locking motor and lifting table is lock onto locking bracket, electric control system comprises offside halt control mechanism, this offside shutdown controlling machine arranges limes superiors position protection switch and smallest limit position protection switch, limes superiors position guard signal is exported when limes superiors position protection switch detects that lifting table superhigh-lift rises, smallest limit position protection switch detects when the ultralow journey of lifting table declines and exports smallest limit position guard signal, to control lifting motor hard stop by control circuit, in the major loop of offside halt control mechanism, a contactless switch is added with between motor protective circuit breaker and frequency converter, it is characterized in that, contactless switch comprises contact portion and drives control part, the electrostatic breech lock driving control portion comprises two condenser armatures be parallel to each other, the electrode that each condenser armature comprises plastic flagstone respectively and is connected on plastic flagstone.

2. material-transporting system as claimed in claim 1, it is characterized in that, the power equipment supply of electric control system comprises mains-supplied module, solar powered module and powered by wind energy module.

3. material-transporting system as claimed in claim 2, it is characterized in that, material-transporting system arranges impulse sender on the equipment of dividing a word with a hyphen at the end of a line, and sends out a number plate corresponding to the installation station of belt scissors lift table is arranged, and impulse sender coordinates transmission to divide a word with a hyphen at the end of a line equipment controling signal with a number plate.

4. material-transporting system as claimed in claim 3, it is characterized in that, impulse sender is reflective photoelectric switch.

5. material-transporting system as claimed in claim 4, it is characterized in that, reflective photoelectric switch comprises photoelectric switch body and reflecting plate, wherein in photoelectric switch body, projector and receptor are housed, expelling plate is positioned at the front of photoelectric switch body, sends out number plate by triggering reflective photoelectric switch action between incision photoelectric switch body and reflecting plate.