CN108750551A - A kind of automation belt mechanical transfer draft gear - Google Patents
A kind of automation belt mechanical transfer draft gear Download PDFInfo
- Publication number
- CN108750551A CN108750551A CN201810613769.9A CN201810613769A CN108750551A CN 108750551 A CN108750551 A CN 108750551A CN 201810613769 A CN201810613769 A CN 201810613769A CN 108750551 A CN108750551 A CN 108750551A
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- China
- Prior art keywords
- idler wheel
- valve
- roller
- carrying roller
- driving
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G23/00—Driving gear for endless conveyors; Belt- or chain-tensioning arrangements
- B65G23/02—Belt- or chain-engaging elements
- B65G23/04—Drums, rollers, or wheels
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G23/00—Driving gear for endless conveyors; Belt- or chain-tensioning arrangements
- B65G23/44—Belt or chain tensioning arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G39/00—Rollers, e.g. drive rollers, or arrangements thereof incorporated in roller-ways or other types of mechanical conveyors
- B65G39/02—Adaptations of individual rollers and supports therefor
- B65G39/09—Arrangements of bearing or sealing means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G39/00—Rollers, e.g. drive rollers, or arrangements thereof incorporated in roller-ways or other types of mechanical conveyors
- B65G39/10—Arrangements of rollers
- B65G39/12—Arrangements of rollers mounted on framework
- B65G39/125—Arrangements of rollers mounted on framework for selectively adjusting troughing of the conveying belt
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
The invention discloses a kind of automation belt mechanical transfer draft gears, the transmission draft gear includes conveyer belt, idler wheel, roller station, tension device and driving device, the idler wheel includes driving idler wheel, tail portion idler wheel, tense idler wheel and several changed course idler wheels, the roller station includes the pop-up roller group being mounted between driving idler wheel and tail portion idler wheel, subiculum roller group between tail portion idler wheel and changed course idler wheel, the conveyer belt is supported by roller station around driving idler wheel, tail portion idler wheel, it tenses idler wheel and changed course idler wheel forms closed loop strap, the tension device includes tensing trolley and fluid-pressure straining device.Two different idler structures are devised in the present invention, strengthen the bearing capacity to conveyer belt, while hydraulic automatic tensioning device is utilized in tension device, the abrasion condition of conveyer belt, simple in structure, convenient disassembly can effectively be reduced, each structural cost is at low cost simultaneously, economical and practical.
Description
Technical field
The present invention relates to belt conveyor area, specifically a kind of automation belt mechanical transfer draft gear.
Background technology
Ribbon conveyer, but by title rubber conveyer, ribbon conveyer can be divided into drum driven by the difference of mode of traction
Two class of formula and steel wire rope pull, we it is daily it can be seen that be drum driven ribbon conveyer mostly, it have conveying
Ability is strong, and fed distance is remote, it is simple in structure easy to maintain the advantages that, therefore be widely used in household electrical appliances, electronics, electric appliance always etc.
Field receives people's concern.
And to all suffer from conveyer belt service life mostly short for ribbon conveyer currently on the market, attrition is big equal to be lacked
Point, this is because the tensile force of conveyer is too small during Leather Belt Conveyance, tension device can not be conveyed from master regulation
Tensile force in journey, the angle for simultaneously supporting the roller station of conveyer belt are also not enough bonded conveyer belt, this is also to hold in transportational process
The main reason for phenomena such as conveyer belt fracture easily occurs.
For ribbon conveyer, keep the stability of transport operation, increase delivery tension power to be one particularly important
Thing, therefore, design it is a kind of more easily automation belt mechanical transfer draft gear be we urgently to be resolved hurrily one
A problem.
Invention content
It is in the prior art to solve the purpose of the present invention is to provide a kind of automation belt mechanical transfer draft gear
Problem.
To achieve the above object, the present invention provides the following technical solutions：A kind of automation belt mechanical transfer draft gear,
The transmission draft gear includes conveyer belt, idler wheel, roller station, tension device and driving device, and the idler wheel includes that driving is rolled
Wheel, tail portion idler wheel, the tension idler wheel between two changed course idler wheels and several changed course idler wheels, the conveyer belt pass through support
Roller group support forms closed loop strap around driving idler wheel, tail portion idler wheel, tension idler wheel and changed course idler wheel, is arranged under the driving device
There are floating-point supporting rack, the driving device to be mounted on floating-point supporting rack, described driving device one end and driving idler wheel side are solid
Fixed, the driving device is aligned with driving idler wheel center line, and the tension device includes tensing trolley and fluid-pressure straining device, institute
It states tension trolley one end and is fixedly connected with idler wheel is tensed, the other end is connect with fluid-pressure straining device.
The present invention devises a kind of automation belt mechanical transfer draft gear, and when device works, driving device, which drives, drives
Dynamic idler wheel is moved, and conveyer belt is moved with driving idler wheel, and pop-up roller group and subiculum roller group are used to support conveyer belt, is tensed
Device provides tensile force required when conveyer belt runs well, and changed course idler wheel can be used for changing belt direction.
Further, the roller station includes the pop-up roller group being mounted between driving idler wheel and tail portion idler wheel, pacifies respectively
Subiculum roller group between tail portion idler wheel and changed course idler wheel, between driving idler wheel and the idler wheel that alters course；The pop-up roller group includes
Several suspension type carrying rollers, buffering support roller group, the spacing between each suspension type carrying roller is identical, the suspension type carrying roller packet
Annular sleeve hook, fixed hinge and several carrying roller sections are included, are hinged by fixed hinge between each carrying roller section, if described
The carrying roller chain both ends of dry carrying roller section composition are hinged with annular sleeve hook；The buffering support roller group includes several groove profile carrier rollers, institute
It states several groove profile carrier rollers to be continuously fixedly mounted, the groove profile carrier roller includes that rack, fixed frame and several surfaces are covered with buffering
The impact idler section of set is flexibly connected between each impact idler section, the carrying roller of several impact idler sections composition
Chain both ends are fixed on the rack, and the fixed frame is mounted in rack, and the fixed frame is between each two carrying roller, the machine
Frame bottom is provided with cushion.
Further, the angle between each carrying roller section of the suspension type carrying roller is 50 °, each of described groove profile carrier roller
Angle folded by carrying roller section is 35 °.
Two kinds of carrying rollers are used altogether in the present invention, one is suspension type carrying rollers, pass through fixed hinge by three carrying roller sections
Hinged, both sides are equipped with annular sleeve hook and can easily be unloaded and be changed if carrying roller section is worn, suspension type idler structure simply, at
This is low, and the flexibility of carrying roller section is high, economical and practical；Another kind is groove profile carrier roller, is hinged by three impact idler sections and is fixed on machine
On frame, its steering resistance coefficient is small, phenomena such as reinforcing the support to conveyer belt, conveyer belt is avoided to bend, be recessed, can have
Effect increases the service life of conveyer belt, while the angle folded by each impact idler section of groove profile carrier roller is 35 °, can be effectively bonded
Conveyer belt gives enough bearing capacities.
Further, the carrying roller section includes roll body, the axis being fixedly mounted respectively with roll body both ends and is sleeved on axis one end
Bearing block, the bearing block upper and lower ends fix with roll body respectively, be disposed between the bearing block and roll body bearing,
Sealing ring and spring washer, the bearing, sealing ring and spring washer are respectively fitted on axis；The sealing ring includes inner seal ring
And exterior seal ring, pressure ring is additionally provided between the axis and roll body, described axis one end passes through roll body and fixed by pressure ring.
Further, the inner seal ring and exterior seal ring are labyrinth type sealing ring.
Further, the fluid-pressure straining device includes drawing cylinder, the first motor, hand-operated direction valve and fuel tank, institute
The pulley blocks for tensing and being provided with and being fixed on rope seat between trolley and drawing cylinder are stated, described pulley blocks one end is connect with trolley,
The other end is flexibly connected with drawing cylinder；Accumulator, shut-off valve and liquid are provided between the drawing cylinder and hand-operated direction valve
Check valve is pressed, is directly connected to drawing cylinder left end on the left of the hand-operated direction valve, the hand-operated direction valve right side and hydraulic pressure list
It is connected to valve, described shut-off valve one end is connected to hydraulically-controlled one-way valve, and one end is connected to accumulator, the accumulator other end and drawing
Connection on the right side of locking oil cylinder；Hydraulic oil pump, filter and overflow valve, the hydraulic pressure are provided between the hand-operated direction valve and fuel tank
Oil pump one end is connected to hand-operated direction valve, and one end is connected to by filter with fuel tank, first motor one end and hydraulic oil
Pump connection, the overflow valve are mounted between hand-operated direction valve and hydraulic oil pump, and described overflow valve one end is connected to fuel tank；It is described
Several pressure gauges are additionally provided between hydraulically-controlled one-way valve and shut-off valve.
The tensile force needed in transmission process is provided using fluid-pressure straining device in the present invention, it is defeated to realize autonomous control
Tensile force needed for journey is passed through, different degrees of tensile force can be set for different operating modes.
Further, the driving device includes retarder, shaft joint, brake and the second motor, the shaft coupling
Including first shaft coupling and second shaft coupling, described retarder one end is fixed by first shaft coupling and driving idler wheel, the other end
It is fixed with brake, the brake other end is fixed by second shaft coupling and the second motor.
Further, the first shaft coupling includes the first half a coupler, the second half a coupler, the first half a coupler of connection
With the pin of the second half a coupler, shrinkage pool is provided in the second shaft coupling, described pin one end is fixed by locking nut
On the first half a coupler, the other end is fixed on shrinkage pool side, and resilient sleeve is provided in the shrinkage pool, and the resilient sleeve is sleeved on column
On pin, washer is additionally provided between first half a coupler, the second half a coupler, the washer is sleeved on pin.
Further, the floating-point supporting rack includes support base, pedestal, ball twists and jack, and the ball twists and jack
It is separately mounted on support base both ends, the floor installation is in ball strand and jack.
Further, first motor and the second motor are threephase asynchronous.
Driving device provides power needed for entire transmission process, and motor drives brake and retarder movement, from
And driving idler wheel is driven, wherein motor mainly connected using shaft coupling with operation elements such as brakes, first shaft coupling and the
Two shaft couplings all have good compensation axially, and radially and angularly axis offset performance is good, and damping property is excellent, simple in structure,
It is at low cost, it is applied widely.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention devises a kind of automation belt mechanical transfer
Draft gear, wherein driving device can provide power needed for entire transmission process, and driving device drives driving idler wheel to carry out
Movement, conveyer belt with driving idler wheel, tail portion idler wheel, changed course idler wheel move around ring, tense idler wheel and tension device provides
Tensile force needed for entire transmission process.
The operation principle of tension device：In conveyer transportational process, fluid-pressure straining device can adjust automatically to conveyer belt
Tensile force, start the second motor, hydraulic oil pump oil suction from fuel tank by filter manually.In hand-operated direction valve is in
When valve position, the fluid of hydraulic oil pump discharge returns to fuel tank after hand-operated direction valve, and hydraulic oil pump does not provide hydraulic oil to system, this
When hydraulic oil pump be unloading condition.
When hand-operated direction valve is in right valve position, hydraulic oil pump discharge hydraulic oil through hand-operated direction valve, hydraulic control one-way valve,
Shut-off valve enters on the right side of drawing cylinder, and piston is pushed to be moved to the left, and pulls tensioning trolley, conveying belt tension.In the process, oil is tensed
Oil return on the left of cylinder returns to fuel tank through hand-operated direction valve, when oil pressure reaches certain value on the right side of drawing cylinder, hydraulic oil pump row
The hydraulic oil gone out will enter accumulator and slowly increase oil pressure, until system pressure rises to the set pressure of overflow valve, overflow
Valve opens overflow.
When hand-operated direction valve is in left valve position, the hydraulic oil of hydraulic oil pump discharge enters drawing cylinder through hand-operated direction valve
Left side pushes piston that piston rod is made to move right, and pulls tensioning trolley, conveyer belt absent-mindedness.
Two different idler structures are devised in the present invention, strengthen the bearing capacity to conveyer belt, while tensing dress
It sets and hydraulic automatic tensioning device is utilized, can effectively reduce the abrasion condition of conveyer belt, simple in structure, convenient disassembly, and meanwhile it is each
Structural cost is at low cost, economical and practical.
Description of the drawings
In order that the present invention can be more clearly and readily understood, right below according to specific embodiment and in conjunction with attached drawing
The present invention is described in further detail.
Fig. 1 is a kind of overall structure sectional view of automation belt mechanical transfer draft gear of the present invention；
Fig. 2 is a kind of suspension type idler structure schematic diagram of automation belt mechanical transfer draft gear of the present invention；
Fig. 3 is a kind of groove profile carrier roller structural schematic diagram of automation belt mechanical transfer draft gear of the present invention；
Fig. 4 is a kind of structural schematic diagram of the carrying roller section of automation belt mechanical transfer draft gear of the present invention；
Fig. 5 is a kind of fluid-pressure straining device structural schematic diagram of automation belt mechanical transfer draft gear of the present invention；
Fig. 6 is a kind of driving device of automation belt mechanical transfer draft gear of the present invention and the structure of floating-point supporting rack
Schematic diagram；
Fig. 7 is a kind of structural schematic diagram of the first shaft coupling of automation belt mechanical transfer draft gear of the present invention.
In figure：1- drives idler wheel, 2- suspension types carrying roller, 3- groove profile carrier rollers, 4- conveyer belts, the tail portions 5- idler wheel, 6- changed course rollings
Wheel, 7- tense idler wheel, 8- tenses trolley, 9- fluid-pressure straining devices, 10- annular sleeves hook, 11- carrying rollers section, 12- fixed hinges, 13-
Cushion, 14- racks, 15- impact idlers section, 16- fixed frames, 17- roll bodies, 18- axis, 19- bearing blocks, 20- bearings, in 21-
Sealing ring, 22- exterior seal rings, 23- spring washers, 24- pressure rings, 25- pulley blocks, 26- drawing cylinders, 27- ropes seat, 28- accumulation of energys
Device, 29- shut-off valves, 30- pressure gauges, 31- hydraulically-controlled one-way valves, 32- hand-operated direction valves, 33- overflow valves, the first motor of 34-,
35- hydraulic oil pumps, 36- filters, 37- fuel tanks, 38- first shaft couplings, 39- retarders, 40- brakes, the second shaft couplings of 41-
Device, the second motor of 42-, 43- pedestals, 44- jack, 45- balls strand, 46- support bases, the first half a couplers of 47-, 48- lockings
Nut, 49- pins, 50- washers, 51- resilient sleeves, 52- shrinkage pools, the second half a couplers of 53-.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Figure 1, a kind of automation belt mechanical transfer draft gear, the transmission draft gear include conveyer belt 4,
Idler wheel, roller station, tension device and driving device, the idler wheel include driving idler wheel 1, tail portion idler wheel 5, are mounted on two changed courses
Tension idler wheel 7 and several changed course idler wheels 6, the conveyer belt 4 between idler wheel 6 are supported by roller station around driving idler wheel 1, tail
Portion's idler wheel 5 tenses idler wheel 7 and changed course idler wheel 6 forms closed loop strap, and the driving device is arranged with floating-point supporting rack, the drive
Dynamic device is mounted on floating-point supporting rack, and described driving device one end is fixed with 1 side of driving idler wheel, the driving device and drive
The 1 center line alignment of dynamic idler wheel, the tension device include tensing trolley 8 and fluid-pressure straining device 9, described 8 one end of tension trolley
It is fixedly connected with idler wheel 7 is tensed, the other end is connect with fluid-pressure straining device 9.
The present invention devises a kind of automation belt mechanical transfer draft gear, and when device works, driving device, which drives, drives
Dynamic idler wheel 1 is moved, and conveyer belt 4 is moved with driving idler wheel 1, and pop-up roller group and subiculum roller group are used to support conveyer belt 4,
Tension device provides tensile force required when conveyer belt 4 runs well, and changed course idler wheel 6 can be used for changing 4 direction of conveyer belt.
As shown in Figure 2 and Figure 3, the roller station include be mounted on driving idler wheel 1 and tail portion idler wheel 5 between pop-up roller group,
The subiculum roller group that tail portion idler wheel 5 is separately mounted between the idler wheel 6 that alters course, between driving idler wheel 1 and the idler wheel 6 that alters course；On described
Roller station includes several suspension type carrying rollers 2, buffering support roller group, and the spacing between each suspension type carrying roller 2 is identical, described
Suspension type carrying roller 2 includes annular sleeve hook 10, fixed hinge 12 and several carrying roller sections 11, is led between each carrying roller section 11
It crosses fixed hinge 12 to be hinged, the carrying roller chain both ends of several carrying roller sections 11 composition and annular sleeve hook 10 are hinged；The buffering
Roller station includes several groove profile carrier rollers 3, several described groove profile carrier rollers 3 are continuously fixedly mounted, and the groove profile carrier roller 3 includes machine
Frame 14, fixed frame 16 and several surfaces are covered with the impact idler section 15 of cushion collar, live between each impact idler section 15
The carrying roller chain both ends of dynamic connection, several impact idler sections 15 composition are fixed in rack 14, and the fixed frame 16 is installed
In rack 14, for the fixed frame 16 between each two carrying roller, 14 bottom of the rack is provided with cushion 13.
Angle between each carrying roller section 11 of the suspension type carrying roller 2 is 50 °, each buffering of the groove profile carrier roller 3
Angle folded by carrying roller section 15 is 35 °.
Two kinds of carrying rollers are used altogether in the present invention, one is suspension type carrying rollers 2, are cut with scissors by fixed by three carrying roller sections 11
Chain 12 is hinged, and both sides are equipped with annular sleeve hook 10 and can easily be unloaded and be changed if carrying roller section 11 is worn, 2 knot of suspension type carrying roller
Structure is simple, at low cost, and 11 flexibility of carrying roller section is high, economical and practical；Another kind is groove profile carrier roller 3, by three impact idler sections 15
It is hinged and is fixed in rack 14, its steering resistance coefficient is small, reinforces the support to conveyer belt 4, avoids conveyer belt 4 from occurring curved
Phenomena such as song, recess, it can be effectively increased the service life of conveyer belt 4, while folded by each impact idler section 15 of groove profile carrier roller 3
Angle be 35 °, can effectively be bonded conveyer belt 4, give enough bearing capacities.
As shown in figure 4, the carrying roller section 11 includes roll body 17, the axis 18 being fixedly mounted respectively with 17 both ends of roll body and is sleeved on
Bearing block 19 on 18 one end of axis, 19 upper and lower ends of the bearing block are fixed with roll body 17 respectively, the bearing block 19 and roll body
Bearing 20, sealing ring and spring washer 23 are disposed between 17, the bearing 20, sealing ring and spring washer 23 cover respectively
On axis 18；The sealing ring includes inner seal ring 21 and exterior seal ring 22, and pressure is additionally provided between the axis 18 and roll body 17
Ring 24,18 one end of the axis pass through roll body 17 and are fixed by pressure ring 24.
The inner seal ring 21 and exterior seal ring 22 are labyrinth type sealing ring.
As shown in figure 5, the fluid-pressure straining device 9 includes drawing cylinder 26, the first motor 34,32 and of hand-operated direction valve
Fuel tank 37, it is described to tense the pulley blocks 25 for being provided with and being fixed on rope seat 27 between trolley 8 and drawing cylinder 26, the pulley blocks
25 one end are connect with trolley, and the other end is flexibly connected with drawing cylinder 26；Between the drawing cylinder 26 and hand-operated direction valve 32
It is provided with accumulator 28, shut-off valve 29 and hydraulically-controlled one-way valve 31,32 left side of the hand-operated direction valve is directly left with drawing cylinder 26
End connection, 32 right side of the hand-operated direction valve are connected to hydraulically-controlled one-way valve 31,29 one end of the shut-off valve and hydraulically-controlled one-way valve 31
Connection, one end are connected to accumulator 28, and 28 other end of the accumulator is connected to 26 right side of drawing cylinder；The hand-operated direction valve
Be provided with hydraulic oil pump 35, filter 36 and overflow valve 33 between 32 and fuel tank 37,35 one end of the hydraulic oil pump with change manually
It being connected to valve 32, one end is connected to by filter 36 with fuel tank 37, and described first motor, 34 one end is connect with hydraulic oil pump 35,
The overflow valve 33 is mounted between hand-operated direction valve 32 and hydraulic oil pump 35, and 33 one end of the overflow valve is connected to fuel tank 37；
Several pressure gauges 30 are additionally provided between the hydraulically-controlled one-way valve 31 and shut-off valve 29.
The tensile force needed in transmission process is provided using fluid-pressure straining device 9 in the present invention, realizes autonomous control
Tensile force needed for transmission process can set different degrees of tensile force for different operating modes.
As shown in Figure 6, Figure 7, the driving device includes retarder 39, shaft joint, brake 40 and the second motor 42,
The shaft coupling includes first shaft coupling 38 and second shaft coupling 41, and 39 one end of the retarder passes through first shaft coupling 38 and drive
Dynamic idler wheel 1 is fixed, and the other end is fixed with brake 40, and 40 other end of the brake is electronic by second shaft coupling 41 and second
Machine 42 is fixed.
The first shaft coupling 38 includes the first half a coupler 47, the second half a coupler 53, the first half a coupler 47 of connection
With the pin 49 of the second half a coupler 53, shrinkage pool 52 is provided in the second shaft coupling 41,49 one end of the pin passes through lock
Tight nut 48 is fixed on the first half a coupler 47, and the other end is fixed on 52 side of shrinkage pool, and setting is flexible in the shrinkage pool 52
Set 51, the resilient sleeve 51 is sleeved on pin 49, and pad is additionally provided between first half a coupler 47, the second half a coupler 53
Circle 50, the washer 50 is sleeved on pin 49.
The floating-point supporting rack includes that support base 46, pedestal 43, ball strand 45 and jack 44, the ball twist 45 and jack
44 are separately mounted on 46 both ends of support base, and the pedestal 43 is mounted on ball and twists on 45 and jack 44.
First motor, 34 and second motor 42 is threephase asynchronous.
Driving device provides power needed for entire transmission process, and motor drives brake 40 and retarder 39 to transport
It is dynamic, to drive driving idler wheel 1, wherein motor to wait operation elements mainly to be connected using shaft coupling with brake 40, first
Axis device 38 and second shaft coupling 41 all have good compensation axially, and radially and angularly axis offset performance is good, and damping property is excellent
It is good, it is simple in structure, it is at low cost, it is applied widely.
The present invention devises a kind of automation belt mechanical transfer draft gear, and wherein driving device can provide entire conveying
Power needed for process, driving device drive driving idler wheel 1 to be moved, and conveyer belt 4 is with driving idler wheel 1, tail portion idler wheel
5, changed course idler wheel 6 moved around ring, tenses idler wheel 7 and tension device provides tensile force needed for entire transmission process.
The operation principle of tension device：In conveyer transportational process, fluid-pressure straining device 9 can adjust automatically to conveyer belt
4 tensile force, starts the second motor 42 manually, and hydraulic oil pump 35 passes through the oil suction from fuel tank 37 of filter 36.It is changed when manually
When being in middle valve position to valve 32, the fluid that hydraulic oil pump 35 is discharged returns to fuel tank 37, hydraulic oil pump 35 after hand-operated direction valve 32
Hydraulic oil is not provided to system, at this moment hydraulic oil pump 35 is unloading condition.
When hand-operated direction valve 32 is in right valve position, the hydraulic oil that hydraulic oil pump 35 is discharged is through hand-operated direction valve 32, hydraulic control
Check valve, shut-off valve 29 enter 26 right side of drawing cylinder, and piston is pushed to be moved to the left, and tensioning trolley, conveyer belt 4 is pulled to be tensioned.
In the process, the oil return in 26 left side of drawing cylinder returns to fuel tank 37 through hand-operated direction valve 32, when 26 right side oil pressure of drawing cylinder reaches
When to certain value, the hydraulic oil that hydraulic oil pump 35 is discharged will enter accumulator 28 and slowly increase oil pressure, until on system pressure
It is raised to the set pressure of overflow valve 33, overflow valve 33 opens overflow.
When hand-operated direction valve 32 is in left valve position, the hydraulic oil that hydraulic oil pump 35 is discharged enters drawing through hand-operated direction valve 32
26 left side of locking oil cylinder, pushes piston that piston rod is made to move right, and tensioning trolley, conveyer belt 4 is pulled to relax.
Two different idler structures are devised in the present invention, strengthen the bearing capacity to conveyer belt 4, while tensing dress
It sets and hydraulic automatic tensioning device is utilized, can effectively reduce the abrasion condition of conveyer belt 4, simple in structure, convenient disassembly, and meanwhile it is each
Structural cost is at low cost, economical and practical.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims
Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
Claims (10)
1. a kind of automation belt mechanical transfer draft gear, it is characterised in that：The transmission draft gear includes conveyer belt
(4), idler wheel, roller station, tension device and driving device, the idler wheel include driving idler wheel (1), tail portion idler wheel (5), are mounted on
Tension idler wheel (7) and several changed course idler wheels (6), the conveyer belt (4) between two changed course idler wheels (6) pass through roller station branch
Support forms closed loop strap, the driving device around driving idler wheel (1), tail portion idler wheel (5), tension idler wheel (7) and changed course idler wheel (6)
It is arranged with floating-point supporting rack, the driving device is mounted on floating-point supporting rack, described driving device one end and driving idler wheel
(1) side is fixed, the driving device with driving idler wheel (1) center line be aligned, the tension device include tension trolley (8) and
Fluid-pressure straining device (9), the tension trolley (8) one end are fixedly connected with idler wheel (7) is tensed, the other end and fluid-pressure straining device
(9) it connects.
2. a kind of automation belt mechanical transfer draft gear according to claim 1, it is characterised in that：The roller station
Including be mounted on driving idler wheel (1) and tail portion idler wheel (5) between pop-up roller group, be separately mounted to tail portion idler wheel (5) and alter course
Subiculum roller group between idler wheel (6), between driving idler wheel (1) and changed course idler wheel (6)；The pop-up roller group includes several hangings
Formula carrying roller (2) and buffering roller station, the spacing between each suspension type carrying roller (2) is identical, suspension type carrying roller (2) packet
Annular sleeve hook (10), fixed hinge (12) and several carrying roller sections (11) are included, by solid between each carrying roller section (11)
Determine hinge (12) to be hinged, the carrying roller chain both ends of several carrying roller sections (11) composition and annular sleeve hook (10) are hinged；It is described slow
It includes several groove profile carrier rollers (3) to rush roller station, several described groove profile carrier rollers (3) are continuously fixedly mounted, the groove profile carrier roller
(3) include impact idler section (15) that rack (14), fixed frame (16) and several surfaces are covered with cushion collar, each buffering
Carrying roller section is flexibly connected between (15), and the carrying roller chain both ends of several impact idler sections (15) composition are fixed on rack (14)
On, the fixed frame (16) is mounted in rack (14), and the fixed frame (16) is between each two carrying roller, the rack
(14) bottom is provided with cushion (13).
3. a kind of automation belt mechanical transfer draft gear according to claim 2, it is characterised in that：The suspension type
Angle between each carrying roller section (11) of carrying roller (2) is 50 °, each impact idler section (15) institute of the groove profile carrier roller (3)
The angle of folder is 35 °.
4. a kind of automation belt mechanical transfer draft gear according to claim 3, it is characterised in that：The carrying roller section
(11) include roll body (17), the axis (18) being fixedly mounted respectively with roll body (17) both ends and the bearing block being sleeved on axis (18) one end
(19), bearing block (19) upper and lower ends are fixed with roll body (17) respectively, between the bearing block (19) and roll body (17) according to
Secondary to be provided with bearing (20), sealing ring and spring washer (23), the bearing (20), sealing ring and spring washer (23) cover respectively
On axis (18)；The sealing ring includes inner seal ring (21) and exterior seal ring (22), between the axis (18) and roll body (17)
It is additionally provided with pressure ring (24), described axis (18) one end passes through roll body (17) and fixed by pressure ring (24).
5. a kind of automation belt mechanical transfer draft gear according to claim 4, it is characterised in that：The interior sealing
It is labyrinth type sealing ring to enclose (21) and exterior seal ring (22).
6. a kind of automation belt mechanical transfer draft gear according to claim 5, it is characterised in that：The hydraulic pressure is drawn
Tight device (9) includes drawing cylinder (26), the first motor (34), hand-operated direction valve (32) and fuel tank (37), and the tension is small
The pulley blocks (25) being fixed on rope seat (27), described pulley blocks (25) one end are provided between vehicle (8) and drawing cylinder (26)
It is connect with trolley, the other end is flexibly connected with drawing cylinder (26)；Between the drawing cylinder (26) and hand-operated direction valve (32)
Be provided with accumulator (28), shut-off valve (29) and hydraulically-controlled one-way valve (31), on the left of the hand-operated direction valve (32) directly with tension
Oil cylinder (26) left end is connected to, and is connected to hydraulically-controlled one-way valve (31) on the right side of the hand-operated direction valve (32), the shut-off valve (29) one
End is connected to hydraulically-controlled one-way valve (31), and one end is connected to accumulator (28), accumulator (28) other end and drawing cylinder
(26) right side connection；Be provided between the hand-operated direction valve (32) and fuel tank (37) hydraulic oil pump (35), filter (36) and
Overflow valve (33), described hydraulic oil pump (35) one end are connected to hand-operated direction valve (32), and one end passes through filter (36) and fuel tank
(37) it is connected to, described first motor (34) one end is connect with hydraulic oil pump (35), and the overflow valve (33) is mounted on and changes manually
To between valve (32) and hydraulic oil pump (35), described overflow valve (33) one end is connected to fuel tank (37)；The hydraulically-controlled one-way valve
(31) several pressure gauges (30) are additionally provided between shut-off valve (29).
7. a kind of automation belt mechanical transfer draft gear according to claim 6, it is characterised in that：The driving dress
It includes first shaft coupling to set including retarder (39), shaft joint, brake (40) and the second motor (42), the shaft coupling
(38) it is fixed by first shaft coupling (38) and driving idler wheel (1) with second shaft coupling (41), described retarder (39) one end, separately
One end is fixed with brake (40), and brake (40) other end is solid by second shaft coupling (41) and the second motor (42)
It is fixed.
8. a kind of automation belt mechanical transfer draft gear according to claim 7, it is characterised in that：Described first
Axis device (38) includes the first half a coupler (47), the second half a coupler (53), the first half a coupler of connection (47) and the second half
The pin (49) of axis device (53) is provided with shrinkage pool (52) on the second shaft coupling (41), and described pin (49) one end passes through lock
Tight nut (48) is fixed on the first half a coupler (47), and the other end is fixed on shrinkage pool (52) side, is set in the shrinkage pool (52)
It is equipped with resilient sleeve (51), the resilient sleeve (51) is sleeved on pin (49), first half a coupler (47), the second half a coupler
(53) washer (50) is additionally provided between, the washer (50) is sleeved on pin (49).
9. a kind of automation belt mechanical transfer draft gear according to claim 8, it is characterised in that：The floating-point branch
Support includes support base (46), pedestal (43), ball strand (45) and jack (44), and the ball twists (45) and jack (44) respectively
On support base (46) both ends, the pedestal (43) is mounted on ball and twists on (45) and jack (44).
10. a kind of automation belt mechanical transfer draft gear according to claim 9, it is characterised in that：Described first
Motor (34) and the second motor (42) are threephase asynchronous.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810613769.9A CN108750551A (en) | 2018-06-14 | 2018-06-14 | A kind of automation belt mechanical transfer draft gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810613769.9A CN108750551A (en) | 2018-06-14 | 2018-06-14 | A kind of automation belt mechanical transfer draft gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108750551A true CN108750551A (en) | 2018-11-06 |
Family
ID=64021821
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810613769.9A Withdrawn CN108750551A (en) | 2018-06-14 | 2018-06-14 | A kind of automation belt mechanical transfer draft gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108750551A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114735402A (en) * | 2022-05-18 | 2022-07-12 | 宁夏天地西北煤机有限公司 | Belt loosening device of belt conveyor |
-
2018
- 2018-06-14 CN CN201810613769.9A patent/CN108750551A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114735402A (en) * | 2022-05-18 | 2022-07-12 | 宁夏天地西北煤机有限公司 | Belt loosening device of belt conveyor |
| CN114735402B (en) * | 2022-05-18 | 2024-01-09 | 宁夏天地西北煤机有限公司 | Belt loosening device of belt conveyor |
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Application publication date: 20181106 |
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