Direct Crank Arm Type Four Needle Six Thread Sewing Machine

This machine features:
1. The same material can be produced with the same sewing thread, so as to improve the quality of the products.
2, the four stitch sewing car for elastic fabric and seam the best performance.
3, arm type design, users can easily send sewing cloth, to improve efficiency and capacity.
4, wide adaptability, our products have a variety of specifications to meet the different needs of the market, underwear, swimwear, and rhythm clothes and other sewing has an alternative status.

Suitable for sewing high elastic fabric
Product features:
Crank arm type four needle six thread sewing machine sewing industry belongs to the high-end models, the special sewing principle and crank arm type small tube structure is widely used in high-grade underwear, long tube silk to place stitching sewing. The model has firm seams, neat cutting edges, no hemming, beautiful stitches, and good suture in many processes. Therefore, it is favored by the high-end users. However, it is difficult to debug because of the complicated structure and high precision. In order to make the maintenance staff and the majority of users to be more in-depth understanding of the machine, in order to better judge and deal with the problems appearing in the use process, the working principle of the internal structure and mechanism between the following analysis, I hope to help friends.
Four needle sewing machine according to the six line cutting method can be divided into single and double cut type cut type two. The main structure and the basic principle are the same. The difference is that the cloth guide and presser foot vary. The machine can be broken down into three main bodies: needle bar, barbed wire and take-up mechanism, differential feeding and adjusting mechanism, and bent pin hooking mechanism.

 

Naipu AF vertical froth pumps are of heavy duty construction, designed for continuous pumping of highly abrasive and corrosive frothy slurries. They have a vertical shaft configuration, and comprise a hopper, with vertical Bearing Assembly, and Type`NP-AH` pump wet-end. They feature a wide choice of replaceable abrasion resistant metal or moulded elastomer casing liners and Impellers.

Typical Applications---

Minerals Flotation Processing

Handle Frothy Slurries

AF Vertical Froth Pump Showing Component

Main Part Number At The Drawing
 

1.Bearing 2.Bearing Assembly 3.Tank 4.Frame Plate 5.Cover Plate

Materials of Construction
 

	LINERS	IMPELLERS	CASING	BASE	EXPELLER	EXPELLER RING	SHAFT SLEEVE	SEALS
Standard	Chrome Alloy Natural Rubber	Chrome Alloy Natural Rubber	SG Iron	SG Iron	Chrome Alloy or SG Iron	Chrome Alloy or SG Iron	SG Iron	Rubber and Nitrile
Options	Ferralium Hastelloy C 316 SS W151 Polyurethane Neoprene Butyl Viton Nitrile EPDM Hypalon	Ferralium Hastelloy C 316 SS W151 Polyurethane Neoprene Butyl Nitrile Hypalon	SG Iron Various grades	MS Fabricated Cast Iron	NI Resist Ferralium Hastelloy C Polyurethane 316 SS W151	NI Resist Ferralium Hastelloy C 316 SS Rubber W151 Polyurethane Neoprene Butyl Nitrile	EN56C Ferralium Hastelloy C Titanium 316 SS 304 SS	Ceramic Stellite Chrome Oxide Nordel Neoprene Viton

NP-AF Froth Pump SELECTION CHART

NP-AF FROTH PUMP PERFORMANCE PARAMETERS

 

Type	Allowable Mating Max. Power(Kw)	Clear Water Performance				Impeller
		Capacity/Q   m³/hr	Head/m	Speed/rpm	Max Efficiency/%	Impeller Diameter/mm
2QV-NP-AF	15	7.2-33	5-30	800-1800	45%	229
3QV-NP-AF	20	10-104	10-28	700-1500	55%	268
4RV-NP-AF	40	15-130	6-28	500-1050	55%	397
6SV-NP-AF	75	55-330	6-25	350-680	55%	560

AF Vertical Froth Pumps

Vertical Froth Pump, Froth Pump, Froth Slurry Pump, Centrifugal Froth Pump, Mining Pump, Foam Pump, Vertical Foam Pump

Shijiazhuang Naipu Pump Co., Ltd. , https://www.naipu-pump.com