Dorner Allegro 18" Manual de usuario

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DORNER MFG. CORP. INSIDE THE USA OUTSIDE THE USA

P.O. Box 20 • 975 Cottonwood Ave. TEL: 1-800-397-8664 TEL: 262-367-7600

Hartland, WI 53029-0020 USA FAX: 1-800-369-2440 FAX: 262-367-5827

851-824 Rev. A

Allegro 18"Integral Conveyor

Maintenance & Parts Manual

Dorner Mfg. Corp. 2 851-824 Rev. A

Allegro 18" Integral Conveyor

Table of Contents

Table of Contents ................................................................ 2

Introduction ......................................................................... 2

Warnings −General Safety ................................................. 3

Product Description ............................................................. 4

Preventive Maintenance and Adjustment............................ 5

Conveyor Belt Replacement ............................................ 5

Conveyor Belt Tensioning/Tracking ............................... 5

Idler Pulley Removal ....................................................... 6

Drive Pulley Removal...................................................... 7

Bearing Removal & Replacement ................................... 8

Removal ....................................................................... 8

Replacement.................................................................. 8

Gearmotor Mounting Package Removal .......................... 9

Timing Belt Tensioning.................................................. 11

Timing Belt Replacement............................................... 11

Drive or Driven Timing Pulley Replacement................. 11

Gearmotor Replacement................................................. 12

Notes .................................................................................. 13

Service Parts....................................................................... 14

Drive Package and Gearmotor ....................................... 14

Frame Assembly............................................................. 16

Return Policy...................................................................... 18

Introduction

Upon receipt of shipment:

• Compare shipment with packing slip. Contact factory

regarding discrepancies.

• Inspect packages for shipping damage. Contact carrier

regarding damage.

• Accessories may be shipped loose. See accessory instruc-

tions for installation.

Dorner’s Limited Warranty applies.

IMPORTANT

Some illustrations may show guards

removed. DO NOT operate equipment

without guards.

851-824 Rev. A 3 Dorner Mfg. Corp.

Allegro 18" Integral Conveyor

Warnings −General Safety

WARNING

The safety alert symbol, black triangle with

white exclamation, is used to alert you to

potential personal injury hazards.

DANGER

Climbing, sitting, walking or riding on

conveyor will cause severe injury. KEEP OFF

CONVEYORS.

DANGER

DO NOT OPERATE CONVEYORS IN AN

EXPLOSIVE ENVIRONMENT.

WARNING

Exposed moving parts can cause severe

injury. LOCK OUT POWER before removing

guards or performing maintenance.

WARNING

Gearmotors may be HOT.

DO NOT TOUCH Gearmotors.

WARNING

Dorner cannot control the physical

installation and application of conveyors.

Taking protective measures is the

responsibility of the user.

When conveyors are used in conjunction

with other equipment or as part of a multiple

conveyor system, CHECK FOR POTENTIAL

PINCH POINTS and other mechanical

hazards before system start-up.

WARNING

Loosening stand height or angle adjustment

screws may cause conveyor sections to drop

down, causing severe injury.

SUPPORT CONVEYOR SECTIONS PRIOR TO

LOOSENING STAND HEIGHT OR ANGLE

ADJUSTMENT SCREWS.

Dorner Mfg. Corp. 4 851-824 Rev. A

Allegro 18" Integral Conveyor

Product Description

Refer to Figure 1 for typical components.

Figure 1

1DriveEnd

2 Gearmotor Mounting Package

3 Idler/Tension End

4Conveyor

5 Mounting Brackets

851-824 Rev. A 5 Dorner Mfg. Corp.

Allegro 18" Integral Conveyor

Preventive Maintenance and Adjustment

Conveyor Belt Replacement

1. Unlock spring plunger (Figure 2, item 1) by rotating

90 degrees. Pull spring plunger out and tip up the idler

tail (Figure 2, item 2).

Figure 2

2. Remove the belt (Figure 2, item 3) from the idler tail

and drive tail.

3. Install new belt.

4. Tip down idler tail (Figure 2, item 2) to the run

position. Pull spring plunger (Figure 2, item 1) out to

lock the idler tail into final position. Rotate the spring

plunger 90 degrees to lock.

Conveyor Belt Tensioning/Tracking

1. Confirm that the belt is on, the idler tail is in the down

position, and that the spring plunger has locked down

the idler tail.

2. Using an M10 wrench, loosen the M6 screw (Figure

3, item 1) on both sides of the conveyor to allow for

tensioning and tracking of the belt.

Figure 3

3. Using an M8 wrench, loosen (back out) the M5 screw

(Figure 4, item 1) on both sides of the conveyor to

tension the belt.

Figure 4

4. Tighten the M6 screws (Figure 4, item 2) on both sides

of the conveyor.

WARNING

Exposed moving parts can cause severe

injury. LOCK OUT POWER before removing

guards or performing maintenance.

WARNING

Exposed moving parts can cause severe

injury. LOCK OUT POWER before removing

guards or performing maintenance.

NOTE

During first installation, make sure that the M5

screws are backed out equally on each side.

Dorner Mfg. Corp. 6 851-824 Rev. A

Allegro 18" Integral Conveyor

Preventive Maintenance and Adjustment

5. Turn on the conveyor, set at a slow speed, and check belt

tracking.

6. If necessary, loosen the M6 screw (Figure 4, item 2)

and back out the M5 screw (Figure 4, item 1) as needed

to track the belt.

Idler Pulley Removal

1. Remove conveyor belt. See “Conveyor Belt

Replacement” on page 5.

2. On one side of the conveyor, using a wrench to hold the

hex bar (Figure 5, item 1) underneath, remove the

shoulder screw (Figure 5, item 2) and spacer (Figure

5, item 3).

Figure 5

3. On the same side of the conveyor, using a wrench to

hold the hex bar (Figure 6, item 1) underneath, remove

the M6 screw (Figure 6, item 2).

Figure 6

4. Remove the head plate (Figure 7, item 1) from the

conveyor frame, holding spindle in place.

Figure 7

5. Slide the spindle out.

6. To replace the idler tail pulley, reverse the removal

procedure.

7. Install belt on the conveyor, then tension the belt. See

“Conveyor Belt Tensioning/Tracking” on page 5.

NOTE

Tracking adjustment should be minimal as the

belt is v-guided on the edge of the frame.

WARNING

Exposed moving parts can cause severe

injury. LOCK OUT POWER before removing

guards or performing maintenance.

NOTE

To prevent damage to the head plates, be

sure to remove them slowly because they are

not attached to pulley.

851-824 Rev. A 7 Dorner Mfg. Corp.

Allegro 18" Integral Conveyor

Preventive Maintenance and Adjustment

Drive Pulley Removal

1. Remove conveyor belt. See “Conveyor Belt

Replacement” on page 5.

2. On drive side of the conveyor, loosen four screws

(Figure 8, item 1) and remove timing belt covers

(Figure 8, item 2).

Figure 8

3. Remove tension on timing belt (Figure 9, item 1) by

loosening tensioner screw (Figure 9, item 2).

Figure 9

4. Loosen set screw (Figure 9, item 3) on driven pulley

(Figure 9, item 4). Remove driven pulley and timing

belt.

5. On the opposite drive side of the conveyor, using a

wrench to hold the hex bars (Figure 10, item 1)

underneath, remove the two M6 screws (Figure

10, item 2).

Figure 10

6. Remove the head plate (Figure 11, item 1) from the

conveyor frame, holding spindle in place.

Figure 11

7. Slide the spindle out.

WARNING

Exposed moving parts can cause severe

injury. LOCK OUT POWER before removing

guards or performing maintenance.

WARNING

Drive shaft keyway may be sharp. HANDLE

WITH CARE.

NOTE

To prevent damage to the head plates, be

sure to remove them slowly because they are

not attached to pulley.

Dorner Mfg. Corp. 8 851-824 Rev. A

Allegro 18" Integral Conveyor

Preventive Maintenance and Adjustment

8. To replace the drive tail pulley, reverse the removal

procedure.

9. Install belt on the conveyor, then tension the belt. See

“Conveyor Belt Tensioning/Tracking” on page 5.

Bearing Removal & Replacement

Removal

1. Place bearing removal tool part #456063 (Figure

12, item 1) below bearing (Figure 12, item 2) with lip

(Figure 12, item 3) located in gap (Figure 12, item 4)

between bearing and spindle hub (Figure 12, item 5) as

shown.

Figure 12

2. Using puller part #807−1716 (Figure 13, item 1),

remove and discard bearing.

Figure 13

Replacement

1. Inspect the head plates bearing seating surface (Figure

14, item 1). If they are worn or damaged, replace. See

“Service Parts” on page 14.

Figure 14

2. Inspect spindle (Figure 15, item 1). Replace if worn.

3. Slide bearing (Figure 15, item 2) onto spindle.

Figure 15

4. Slide sleeve (Figure 16, item 1) of tool (part #456085)

over bearing.

Figure 16

IMPORTANT

Do not use any removed bearings. Replace

them.

851-824 Rev. A 9 Dorner Mfg. Corp.

Allegro 18" Integral Conveyor

Preventive Maintenance and Adjustment

5. Place open end of pusher (Figure 17, item 1) into

sleeve.

Figure 17

6. Using an arbor press or similar device, press bearing

onto pulley shaft (Figure 18).

Figure 18

7. Repeat steps 1 through 5 for each bearing.

Gearmotor Mounting Package

Removal

1. Remove conveyor belt. See “Conveyor Belt

Replacement” on page 5.

2. Loosen four screws (Figure 19, item 1) and remove

timing belt covers (Figure 19, item 2).

Figure 19

3. Remove tension on timing belt (Figure 20, item 1) by

loosening tensioner screw (Figure 20, item 2).

Figure 20

4. Loosen set screw (Figure 20, item 3) on driven pulley

(Figure 20, item 4). Remove driven pulley and timing

belt.

WARNING

Exposed moving parts can cause severe

injury. LOCK OUT POWER before removing

guards or performing maintenance.

WARNING

Drive shaft keyway may be sharp. HANDLE

WITH CARE.

Dorner Mfg. Corp. 10 851-824 Rev. A

Allegro 18" Integral Conveyor

Preventive Maintenance and Adjustment

5. Loosen set screw on drive pulley (Figure 21, item 1).

Remove pulley.

Figure 21

6. Using a wrench to hold the hex bars underneath, remove

two M6 screws (Figure 22, item 1). Remove whole

gearmotor mounting package (Figure 22, item 2) and

spacer (Figure 22, item 3).

Figure 22

7. Remove four screws (Figure 23, item 1) and drive

mounting plate (Figure 23, item 2).

Figure 23

8. Remove four screws (Figure 24, item 1) from

gearmotor and mount plates (Figure 24, item 2).

Figure 24

9. Remove eight screws (Figure 25, item 1). Remove

gearmotor (Figure 25, item 2) and mount plates

(Figure 25, item 3) from motor mount plate (Figure

25, item 4).

Figure 25

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