Morso Automatic Notching Machine
- Item #: NXLEH
- Manufacturer: Hoffmann
The machine features a heavy-duty steel frame with cast iron tabletop. The vertical travel of the cutting head, which is also made of cast-iron, can be adjusted in two positions depending on workpiece thickness, assuring fast and efficient operation. When set to the lower setting, the complete cutting cycle (trim cut and finish cut) is completed in 1.5 seconds!!!
The machine is equipped with two cast-iron table extension leaves, which are bolted to the main table. Steel pins provide accurate alignment. Mounted on top of the table extension leaves are anodized aluminum fence rails which are used in conjunction with flip-stops to position multiple cuts along a stile or rail. These fence rails are also bolted and pinned to the table leaves.
A center stop assembly in the middle of the machine table is used to position the rails for cope cuts. The solid aluminum center stop bar slides in and out and is locked in place with a thumbscrew. Interchangeable nylon center fittings with fine adjustment screws are installed in the center stop bar and are available in different widths, depending on the nose knife used.
A nylon chip breaker is installed in the machine table. The chip breaker protects the cutting edges of the knives and also prevents any tear-out on the back of the workpiece.
Heavy aluminum blocks with two setscrews act as cock-bead" stops. These blocks are mounted on steel guide rails next to the side knives. Once set, the stops limit the forward travel of the cutting head and assure accurate notching depths. Because the stops use the beaded edge of the moulding as reference point, this design completely avoids to problems associated with systems using the opposite moulding edge instead.
Center Fence DetailsThe main difference between the NXLEH and the NLEH model is the moveable center fence assembly on the NXLEH.
Two 5-foot long fence rails are mounted along the back edge of the table extensions (along the front edge on the NLEH). The center fence assembly can be moved in and out, allowing moulding up to 8 in width to be placed between the center fence and the nose knife.
The center stop, which is fastened to the machine table on the NLEH models, is also part of the moveable center fence assembly on the NXLEH.
Four additional grooves are machined into the cast iron table, the angled outer grooves holding locking fittings to lock the fence assembly into place. The straight grooves in the center contain moving steel channels, which guide the center assembly to assure parallel alignment to the nose knife and extension fences.
KnivesThe nose knives feature a machined v-groove in the back to guarantee accurate alignment on the cutting head. In addition, two counter sunk hex-head screws are used to mount the nose knives to the tip of the cutting head.
The side knives are bolted to the head with heavy-duty machine bolts. Slots in the knives allow for lateral adjustment depending on the width of the nose knife.
The side knives are designed to be compatible with both the small and large cutting heads for the NFL and NLEH series.
All MORSO knives are manufactured with custom-made Austrian steel and are hardened to Rockwell 64. No other manufacturer of miter cutting and notching equipment offers knives harder than Rockwell 58!
Notching Operation (Stiles)Upon adjusting the cock-bead stops to set the notching depth, the moulding is placed on the machine table and one end is rested against a flip-stop. Two safety buttons, located at the left and right hand side of the machine table, are pressed simultaneously to start the cutting cycle:
Hydraulic clamps secure the moulding against the fence railsThe cutting head advances toward the operator
Upon touching the moulding edge, sensors trigger two consecutive downward strokes of the cutting head (trim cut and finish cut)
The cutting head returns to its home position and the clamps release the material
When set to the lower setting, the complete cutting cycle (trim cut and finish cut) is completed in 1.5 seconds and the resulting cuts are smooth and free of tear-out.
Coping operation (Rails)
Upon adjusting the setscrews in the nylon center fitting, the stop is moved toward the cutting head and locked in place. The rail is placed on the table and pushed against the stop. Both safety buttons are activated and the 45-degree corner is cut. The moulding is then flipped end-for-end and the process is repeated.
Cutting Head Details:To increase the range of applications, we offer matched smaller cutting heads with each machine. These heads are fitted at the MORSO factory and can be replaced in only minutes. The side knives fit on both heads; only the nose knives differ in design.
We highly recommend the purchase of the smaller head to produce haunch joints in window grills, cabinet door mullions, etc. The cast-iron head actually costs less than a second pair of side knives!
Technical Specifications:Pump motor: 220 volts, single phase, 60 Hz - 1,1 KW, 10 Amp.
Fluid turnover: 1.85 gal. (7 liters) per minute
Operating pressure: 1,200 psi (80 bar)
Hydraulic fluid type: Shell TELLUS S32 or equivalent
Max. moulding width: 8" (203mm)
Max. moulding thickness: 5 1/2" (140mm)
Nose knife capacity: 1/2" - 1" with standard cutting head 1/4" , 5/16", 3/8" with smaller cutting head
Extension tables: Heavy cast iron, smooth machined surface, 30 3/4" long, one left and one right hand side
Fence rails: Silver anodized aluminum, 59 1/2" total length, one left and one right hand side
Flip-stops: Aluminum, with locking lever, four with short arm, two with long arm (arms are reversible - can be used on left and right hand side)
Table height: 33" (floor to table surface)
Width incl. fence rails: 118"
Depth incl. scrap chute: 24"
Machine weight: 320 lbs.
Standard Features:
MORSO NXLEH series electro - hydraulic guillotine for beaded face-frames include:
safety guardscrap chute
four short-arm flip-stops and two long-arm flip-stops
left and right hand side cast iron table extensions
left and right hand side aluminum fence rails
one set of original MORSO side knives, factory ground and honed
one ¾" wide nose knife and one 1" wide nose knife, factory ground and honed
detailed instructions incl. parts diagrams
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