Buhler DFTA 12 Скачать руководство пользователя страница 25 | Manualshive

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Buhler DFTA 12 Скачать руководство пользователя страница 25

Throw sifter

Commissioning

25

© Copyright 2018 Bühler AG

DFTA-66620-2-en-1803

5.3.2

Adjusting the stroke for DFTA 12 / 13 / 23

Fig. 5.2

Type

X

50 Hz

60 Hz

DFTA-12

76 mm

50 mm

DFTA-13

135 mm

85 mm

DFTA-23

90 mm

55 mm

2

1

1

1

2

2

3

4

X

(1)

Centrifugal weight

(2)

Inner centrifugal weight

(3)

Screw

(4)

Nut

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Содержание DFTA 12

Страница 1: ...B hler AG CH 9240 Uzwil Switzerland Phone 41 71 955 11 11 Fax 41 71 955 33 79 www buhlergroup com Operating instructions DFTA 66620 2 en 1803 Throw sifter DFTA 12 DFTA 13 DFTA 23...

Страница 2: ...torage Equipment that is not installed immediately must be stored protected from weather and other influences Installation The assembly and installation of the machine and machine equipment must only...

Страница 3: ...Design 10 2 2 1 DFTA 12 model 10 2 2 2 DFTA 13 DFTA 23 models 11 2 3 Function 12 2 4 Technical data 13 2 4 1 Ambient conditions 13 2 4 2 Connected load 13 2 4 3 Aspiration 13 2 4 4 Weights 13 2 4 5 De...

Страница 4: ...inlet 28 6 1 1 Product distribution over entire width 28 6 1 2 Adjusting the gates 28 6 1 3 Distribution over one and two sieve decks for DFTA 13 and DFTA 23 28 6 2 Throw sifters 29 6 2 1 Changing si...

Страница 5: ...ices The system must be brought to a standstill before any maintenance work may be carried out on the machine Make sure that all energy sources such as Electricity Air are switched off and disconnecte...

Страница 6: ...machine may be connected on the process side to an Ex zone 21 and installed used in an Ex zone 22 II 3 3D EEx c T 135 C x Example Identifier for operating instructions Maximum surface temperature to...

Страница 7: ...ation plate and in the control cabinet The electrical wiring to the control system must be connected according to the wiring diagram to ensure that the phase conductors are really switched in the case...

Страница 8: ...8 Safety Throw sifter DFTA 66620 2 en 1803 Copyright 2018 B hler AG...

Страница 9: ...ording to the specific machine 2 1 2 Specification key 2 1 3 Design variants Note Do not remove or cover up the identification plate Fig 2 1 II EEx T C 2 3 4 1 1 Place of manufacture 2 Type 3 Machine...

Страница 10: ...eve decks The clamping levers immediately release the slide in sieve frames when unclamped which allows quick sieve changes The sieve frame is supported on four hollow rub ber springs This prevents vi...

Страница 11: ...blind bottom between them double flow system The clamping levers immediately release the slide in sieve frames when unclamped which allows quick sieve changes The sieve frame is supported on four hol...

Страница 12: ...width of the machine Oscillation of the entire sieve box is achieved by means of vibrator motors The sieve vibrations move the product over the sieves and keep the sieves clean This operating princip...

Страница 13: ...m3 min DFTA 23 2 4 4 Weights 2 4 5 Determining the mesh widths Choosing the correct sieve mesh width is critical for performance and sifting quality Choose the mesh widths for the sieve deck according...

Страница 14: ...14 Description Throw sifter DFTA 66620 2 en 1803 Copyright 2018 B hler AG 2 5 Dimensioned drawings 2 5 1 DFTA 12 Fig 2 6...

Страница 15: ...Throw sifter Description 15 Copyright 2018 B hler AG DFTA 66620 2 en 1803 2 5 2 DFTA 13 Fig 2 7...

Страница 16: ...16 Description Throw sifter DFTA 66620 2 en 1803 Copyright 2018 B hler AG 2 5 3 DFTA 23 Fig 2 8...

Страница 17: ...place by four transport stabilisation devices 1 and 2 that are attached to the sides These devices are marked with yellow paint and must be removed before commissioning the machine Danger Never walk b...

Страница 18: ...two ropes on the inlet side and one rope on the outlet side 3 1 2 DFTA 13 DFTA 23 Lift at the specified suspension points only 3 2 Transport weights and volumes See also Chap 2 4 4 13 Fig 3 2 Fig 3 3...

Страница 19: ...are provided on the support plates of the machine frame The machine must be exactly level hor izontally 4 3 Product inlet Product must be fed to the inlet directly into the middle of the machine so t...

Страница 20: ...on must be carried out in accordance with local and national regulations 4 5 1 Vibrator motors To protect the vibrator motor it is absolutely necessary to install a protective motor switch or a contac...

Страница 21: ...A 66620 2 en 1803 4 5 2 Electrical diagram Fig 4 3 Ph Control voltage th1 Thermal relay th2 Thermal relay c1 Contactor for vibrator motor c2 Contactor for vibrator motor R Relay A Control fuse E Limit...

Страница 22: ...Installation Throw sifter DFTA 66620 2 en 1803 Copyright 2018 B hler AG 4 6 Earthing Fig 4 4 4 3 2 1 5 1 Frame 2 Sieve box 3 Earthing cable 4 Earth connection equipotential bonding 5 Identification pl...

Страница 23: ...the frame 5 2 Verifying EC conformity Within the territory of the EU operation of the machine may begin only after its EC conformity has been checked and confirmed in accordance with the checklist Che...

Страница 24: ...gal weights 1 and 2 are positioned so that their contours are aligned exactly one above the other The two centrifugal weights are adjusted at the factory so that the sieve box of the machine oscillate...

Страница 25: ...B hler AG DFTA 66620 2 en 1803 5 3 2 Adjusting the stroke for DFTA 12 13 23 Fig 5 2 Type X 50 Hz 60 Hz DFTA 12 76 mm 50 mm DFTA 13 135 mm 85 mm DFTA 23 90 mm 55 mm 2 1 1 1 2 2 3 4 X 1 Centrifugal wei...

Страница 26: ...26 Commissioning Throw sifter DFTA 66620 2 en 1803 Copyright 2018 B hler AG...

Страница 27: ...machine can be put in operation with product Procedure 1 Switch on the aspiration system 2 Start the vibrator motors 3 Switch on product feed When switching the machine off the feed must be switched o...

Страница 28: ...st the gates 1 and 2 slightly loosen screw 7 only Use the lever 8 to adjust the gate 6 1 3 Distribution over one and two sieve decks for DFTA 13 and DFTA 23 A uniform distribution over the first and s...

Страница 29: ...chine at a standstill The lockable safety switch which interrupts the power at all poles must be set to 0 and locked Caution Operating the machine with just loosely inserted sieves that are not clampe...

Страница 30: ...upwards This causes the clamping bars to release the sieves on both sides and over the entire frame length 2 Pull out the sieves 2 Use the hook 3 to pull out the rear sieves Note To install sieves fol...

Страница 31: ...ox 3 Limit switch Fault Cause Remedy Machine does not start Vibrator motor is not supplied with current Verify power supply The safety switch is set to OFF Set the safety switch to ON Vibrator motor o...

Страница 32: ...32 Operation Throw sifter DFTA 66620 2 en 1803 Copyright 2018 B hler AG...

Страница 33: ...e product and requirements Danger Never perform any maintenance cleaning or overhaul work unless the machine is at a complete standstill all machine movements have been stopped The lockable safety swi...

Страница 34: ...e to worn sieves the sieve clothing can be removed and replaced Fig 7 1 1 2 3 4 5 6 7 8 9 10 13 12 11 13 13 A A A B B C C C C B B A 1 Sieve frame 2 Sieve clothing wire cloth 3 Clamping angle front 4 C...

Страница 35: ...2 it is required to open the sieve mesh with a punch 6 After the clamping angles 3 4 and 5 have been installed the wire sieve can be tightened using the tension screws 7 The tension screws 7 must then...

Страница 36: ...10 11 2 8 13 14 1 3 8 1 2 8 1 6 7 9 12 6 7 6 7 Sieve loose Sieve clamped 1 Sieve frame 2 Clamping bar 3 Centre clamping bar 4 Straight pin 5 Upper eccentric bushing 6 Lower eccentric bushing 7 Spacer...

Страница 37: ...nto the bottom sieve deck 2 Set the clamping lever to the clamped position 3 Slightly loosen the hexagon bolt 12 4 Rotate the 4 eccentric bushings 6 for the bottom sieve until the sieve is sufficientl...

Страница 38: ...38 Maintenance Throw sifter DFTA 66620 2 en 1803 Copyright 2018 B hler AG...

Страница 39: ...hine may be disassembled only in observance of all accident preven tion measures and only by trained personnel These personnel must be familiar with all relevant safety precautions 8 2 Disposal Dispos...

Страница 40: ...40 Decommissioning Throw sifter DFTA 66620 2 en 1803 Copyright 2018 B hler AG...

Страница 41: ...ordering spare parts please refer to the spare parts catalog 9 2 Contact B hler AG Customer Service Milling Solutions CH 9240 Uzwil Switzerland Phone 41 71 955 30 40 Fax 41 71 955 33 05 3040 buhlergro...

Страница 42: ...42 After sales service Throw sifter DFTA 66620 2 en 1803 Copyright 2018 B hler AG...

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