Tidland Boschert Safety Chucks

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Tidland System Boschert Safety Chucks are a pre-engineered solution for roll support and torque transfer in unwind and rewind applications. With a variety of options depending upon the level of safety and automation required, these versatile chucks deliver reduced setup times, improved roll quality, and lower maintenance costs.

Manual Safety Chucks are available in fixed or sliding designs, with a unique self-closing feature to ensure safe performance even if the operator neglects to close the chuck after loading. An effective load bearing design ensures long life and smooth rotation. Optional replaceable socket inserts and adapters for MAGPOWR global brakes make these chucks suitable for virtually any application.

Key Features

Self closing handwheel (if manual closing is overlooked) to prevent unintentional shaft release during operation
Designed for a wide variety of load and speed conditions
Handwheel locks for turret winders and related applications
Replaceable inserts minimize cost of ownership and insure long term optimal performance
Unique socket design for high speed and high load applications minimizes vibration
Standard or customizable shafts for most brake and drive requirements

Specifications

C & VT Series Static Chucks
Model Number	Shaft Length		Maximum Roll Weight /  Pair		Journal Square		Torque		Speed	Tidland Unwind Brake Models
	mm	inch	kg	lb	mm	inch	Nm	ft-lb	rpm
Mini	32	1.26	150	330	14 to 20	0.551 to 0.787	40	29	1,350
19-25	45	1.77	400	880	19 to 25	0.748 to 0.984	120	87	1,350	200, 250
22-30	114	4.5	800	1,760	22 to 30	0.866 to 1.181	180	130	1,350	200, 205, 305T
30-40	114	4.5	1,600	3,530	30 to 40	1.181 to 1.574	350	250	1,350	250, 305T, 380
40-50	114	4.5	2,800	6,170	40 to 50	1.574 to 1.968	1,100	800	1,350	305T, 460
50-80	114	4.5	7,000	15,430	50 to 80	1.968 to 3.149	2,350	1,700	1,100	460, 610
80-120			12,000	26,460	80 to 120	3.149 to 4.724	10,000	7,230	500
120-180			22,000	48,500	120 to 180	4.724 to 7.086	20,000	14,468	500
170-200			32,000	70,550	170 to 200	6.692 to 7.874	25,000	18,090	500
170-230			64,000	141,090	170 to 230	6.692 to 9.055	41,000	29,660	500

 

C & VT Series Sliding Chucks
Model Number	Shaft Length		Maximum Roll Weight /  Pair		Journal Square		Torque		Speed	Tidland Unwind Brake Models
22-30	114	4.5	800	1,760	22 to 30	0.866 to 1.181	180	130	1350	200, 250, 305T
(sliding chuck axial adjustment 50.8 mm (2 inches))
30-40	114	4.5	1,600	3,530	30 to 40	1.181 to 1.574	350	250	1350	250, 305T, 380
40-50	114	4.5	2,800	6,170	40 to 50	1.574 to 1.968	1100	800	1350	305T, 460
(sliding chuck axial adjustment 50.8 mm - 101.6 mm (2 inches - 4 inches))

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