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What is the function of star wheels in container handling?

Control the precise movement of the containers between conveyors and other container handling components.

What determines the exact shape of a star wheel?

The shape of the container.

How are star wheel shapes generated?

To fit the type of containers to be handled.

operation line of star wheels

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What is the purpose of timing screws?

To create even spacing between the packages

How should timing screws be positioned?

Move them in a straight line

What is one use of timing screws in packaging?

To orient packages

What machinery do timing screws help feed packages into?

Rotary filling machines

What are constant root diameter timing screws often used with?

Round containers

What are tapered root diameter timing screws often used to separate and move?

Rectangular bottles

What do special thread timing screws have?

Special shapes

timing screw drawing

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What are the two categories of fillers?

Liquid fillers and dry product fillers

What are the two types of liquid fillers?

Constant volume and constant level

What are the types of constant volume liquid fillers?

Piston fillers and diaphragm fillers

What type of liquid filler uses vision systems?

Constant level fillers

What are the three types of dry product fillers?

Volume, mass or weight, and count

Why is the correct amount of product delivered to customers important?

Customer satisfaction

What can be a consequence of overfills for a company?

Overfills may be costly depending on the product

What are the types of fillers?

Inline, Rotary, Intermittent, Continuous

What is the filling speed of intermittent fillers?

200-300 PPM

What is the filling speed of continuous fillers?

High speed

What are the methods to determine fill?

Volume, Weight, Level

What type of fillers use volume to determine fill?

Volumetric fillers

What do volumetric fillers deliver?

Required amount of volume

Why are volumetric fillers appropriate?

To comply with label claims

What is a key aspect of product formula mixing in volumetric fillers?

Chemicals

Why is the dose of a drug critical?

For the safety and health of the patient

What are piston fillers?

Most common volumetric fillers.

What are the advantages of piston fillers?

They are simple and precise.

What types of materials can piston fillers work with?

They work with a range of viscosities.

What is the oldest type of volumetric filler?

Piston fillers.

How can the volume delivered by a piston filler be adjusted?

By changing the length of the stroke.

How can volume be delivered using a piston filler?

Volume can be delivered in one stroke or more strokes.

Why are multiple strokes useful in piston filling?

They are useful for filling large containers.

What is the relationship between stroke length and accuracy in piston filling?

Longer stroke will provide more accuracy.

How does the number of strokes affect the wear and tear of a piston filler?

Less strokes result in less wear and tear.

Which stroke length causes less wear on a piston filler?

Shorter stroke causes less wear than longer stroke.

What part of the piston filler comes in contact with the product?

The piston comes in contact with the product.

What is a Piece Filler?

A device that fills dry products by pieces.

How is the product delivered in a Piece Filler?

The product is delivered by pieces.

What is attached to the filler for counting tablets?

A photoeye or sensor.

What happens when the required number of tablets is dispensed?

The sensor sends a signal to the controller and the flow stops.

What type of filler is a cup filler?

Volumetric Filler

What is the function of the bottom plate in a cup filler?

The bottom plate is sealed.

How is the product filled into the cup in a cup filler?

The hopper fills the product in the cup.

What happens to the plate in a cup filler after it is filled?

The plate rotates and aligns with the discharge tube.

How is the product delivered in a cup filler?

Product is delivered to the package.

What type of materials can be used with a cup filler?

Free flowing solids.

What shape is a cup used in a cup filler?

Cylinder.

What factors determine the volume delivered by a cup filler?

The height and diameter of the cup.

Can different diameter cups be used in a cup filler?

Yes, different diameter cups can be used to deliver different volumes.

Can the height of the cup in a cup filler be adjusted?

Yes, the height can be adjusted.

cup filler drawing

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What type of filler is an Auger Filler?

Volumetric filler

What is the function of the auger in an Auger Filler?

It is the screw that forces the product down.

What component of the Auger Filler allows for a constant flow of material?

The agitator

What types of products are typically filled using an Auger Filler?

Non-free flowing products, dry products, semisolids, thick sauces, pastes.

auger filler drawing

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What are the two main components of vision systems?

Light source & light receiver

What happens when there is an interruption of the signal in a vision system?

Change in the control state

What action is taken with undesired packages in a vision system?

They are diverted from the packaging line

What capability do some vision systems have regarding colors?

They can distinguish between colors or detect colors

How can vision systems enhance inspection processes?

They can be integrated with robots/cobots for efficient inspection

What is the purpose of the Inspect cap in Visions Systems?

To measure the volume of the liquid and maintain a constant level.

What does the label in Visions Systems indicate?

The orientation/position and presence/absence of the item.

What type of sensor is used in Visions Systems?

Photo eye sensor with a color filter.

What color does the photo eye sensor accept?

Purple.

What colors does the photo eye sensor reject?

Red and green.

What is the formula for efficiency?

Efficiency = Output work / Input work

What does 100% efficiency indicate?

No loss of energy

What type of system is described by 100% efficiency?

Idealized system (perfect)

What is a factor that prevents achieving 100% efficiency?

Friction

Is it possible to achieve 100% efficiency?

Impossible

What is the efficiency of Unit A?

0.96

What is the efficiency of Unit B?

0.93

How do you calculate the overall efficiency of two units in series?

Multiply their efficiencies: 0.96 x 0.93 = 0.891

What are some examples of metal sources in raw materials?

Fish-hooks, barbed wires, veterinary needles.

What can cause metal contamination due to machinery?

Broken cutting blades during product processing.

What maintenance practices can lead to metal contamination?

Nuts, bolts, washers.

What human errors can introduce metal into products?

Jewelry, paper clips.

What is the principle of operation for metal detection?

Ferrous and non-ferrous metals disturb the electromagnetic field.

How do metal detectors integrated into the packaging line operate?

They generate an electromagnetic field through which the package passes.

What happens when there is a disturbance in the electromagnetic field?

It creates an electric signal that causes a rejection of the product.

What is the minimum diameter of metals that commercially available packaging line detectors can detect?

0.3 mm

What affects the sensitivity of metal detectors?

The type of metal and the type of product.

What are the characteristics of ferrous metals?

Good electric conductor, magnetic, easily detected.

What are non-ferrous metals?

Non-magnetic metals like aluminum, copper, and lead that are good electric conductors and easy to detect.

How does stainless steel vary in detection?

Different grades exist; some are not magnetic and are poor electric conductors.

Are dry products easy to inspect with metal detectors?

Yes, dry products are easy to inspect.

Why is inspecting wet meat products difficult with metal detectors?

Wet meat products present challenges for detection.

What is a limitation of vision systems in product inspection?

Some products cannot be identified by the vision system.

What can X-ray inspection identify inside bottles?

Metal parts inside the bottles.

What potential hazard can products packaged in glass bottles have?

Glass fragments.

What can X-ray inspection detect in terms of package density?

Areas in the package with different density.

What type of detection can X-ray perform in meat?

Bone detection.

What can X-ray inspection verify about the contents of a package?

Completeness of contents in the package.

What missing items can X-ray inspection identify?

Missing item.

What types of items can X-ray inspection identify as distorted?

Misshapen item, distorted or damaged item.

Which industry is the second largest user of X-ray inspection systems?

Food industry.