UPTU Old Year Question Papers Leather Trades Engineering 2006-07

UPTU Old Year Question Papers

VIII Semester LT Examination 2006-07

Leather Trades Engineering

 

Note : (1) Attempt all questions

(2) Each questions carry equal marks.

 1.  Attempt any four parts of the following:

(a) Discuss clutch mechanism.
(b) Describe crank slider mechanism.
(c) Discuss cams.
(d) What are helically bladed cylinders?
(e) Write in brief about Balancing and vibration.
(f) Discuss bearings.
 

2 Attempt any four parts of the following:

(a) Describe hydraulic mechanism.
(b) Write about air compressors
(c) What is a Buffing machine and dust control equipment?
(d) What are area measuring machines in leather industry?
(e) Discuss “Spray machines” in leather industry.
(f) Write about drying.

 

3. Attempt any two parts of the following:

(a) What are beam house operations? Describe in detail Tannery liming and dyeing drums, material of construction and its sketch. What is a shaving and buffing machine ?

(b) Describe in detail the construction of a tannery splitting machine with neat sketch. What are pits and paddles?

(c) Describe a Hydraulic Press

 

4. Attempt any two parts of the following:

(a) Discuss internal transport in a tannery

(b) What safety precautions you need to take in a leather manufacturing unit ?

(c) Write about drainage and disposal in tanneries.

 

5. Attempt any two of the following:

(a) Discuss maintenance of Tannery machinery.

(b) Write about electrical, steam and waterlines arrangement for a modern tannery.

(c) Discuss automation and mechanization of tanneries.

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