CN203834188U - Untwisting scutcher - Google Patents

Abstract

The utility model relates to an untwisting scutcher and belongs to the fields of spinning, printing and dyeing and leather-making machinery. The untwisting scutcher is characterized in that the number of separator roll heads is not less than four, a spiral included angle of the separator roll heads ranges from 28 degrees to 32 degrees, a high precision photoelectric sensor is arranged in an untwisting device, a doffing device comprises a doffing roll driven by power and a small compression roll, wherein the small compression roll is arranged above the doffing device, the two ends of the small compression roll are arranged in free sliding rails, and the free sliding rails are fixed to the two ends o the doffing device. Several key parts in an existing '74' type untwisting scutcher are changed, so that the untwisting scutcher is strong in scotching, agile and free in untwisting, fast in traction, anti-skidding, good in untwisting effect, free of defective products and smooth in operation. In addition, fast scutching also can be conducted on fabric in the process of high speed operation. By means of upgrading of several core parts, the untwisting scutcher enables each fabric printing and dyeing enterprise and each leather-making enterprise to greatly reduce labor cost, saves large amount of electric energy for a country, accords with the industrial policy orientation of the country, has wide market prospects, and worths being widely popularized.

Description

Untwisting scutcher

Technical field

The utility model relates to a kind of Untwisting scutcher, belongs to weaving, printing and dyeing, leather-making machinery field.

Background technology

In textile printing and dyeing process, no matter be that the fabrics such as cotton, fiber crops, silk chemical fibre, wool spinning, towel are in destarch, bleaching, dyeing, stamp after washing operation, there is rope form manufacturing procedure, in process hides process, rubbing line operation is also rope form processing, various fabrics and leather are after rope form manufacturing procedure, and entering next procedure all needs rope form untwisting to be launched into open width shape before.In that dyeing machine industry that the Untwisting scutcher of using on market now is still pass by, " 74 " type equipment is main, according to the preliminary statistics, approximately have more than 3200, the open-width centralising device in this equipment is because the spiral angle problem of minute roll dies head number and minute roll dies causes minute comb power little; Separate twister and be and utilize the sth. made by twisting of fabric to stir two nylon friction rollers to horizontally slip, then react to backtwisting motor and carry out backtwisting by approach switch, detect while twisting with the fingers reaction more blunt; The diameter of carry-over pinch rolls and maximum speed problem make fabric have skidding in high-speed cruising process; Plaiting apparatus or easily produce impression on fabric, otherwise fabric also easily skids when low cruise.

In a word, there are following several large defects in existing equipment: 1) the technique speed of a motor vehicle is slow: existing " 74 " type Untwisting scutcher technique speed of a motor vehicle is generally at 40-60 m/min.2) backtwisting poor sensitivity: existing backtwisting parts slightly react medium weight fabric, and rare, flimsy material be there is no to reaction, backtwisting automatically, all carrys out backtwisting by " manually " gear substantially, and labor strength is high.3) often slip is easy to wear for nylon slip measuring roll, and maintenance load is large, and cost is high.4) open-width partly divides comb power little, and fabric is all right when low cruise, when fabric high-speed cruising, creases easily, cannot open-width.5) when plaiting apparatus runs up, easily produce skidding, cropping has some setbacks.

Utility model content

The purpose of this utility model is to provide a kind of Untwisting scutcher, overcomes above-mentioned defect, realizes durable in usely by the utility model, and abridged edition consumption reduction, reduces labor strength, enhances productivity.

The purpose of this utility model is achieved through the following technical solutions, a kind of Untwisting scutcher, comprise board, open-width centralising device on board, comprise solution twister, carry-over pinch rolls, the plaiting apparatus of backtwisting motor, it is characterized in that, described open-width centralising device is strong open-width centralising device, and a minute roll dies head number for strong open-width centralising device is no less than four-head, and the spiral angle of minute roll dies is 28-32 degree; In described solution twister, high precision photoelectric sensor is set, the output of high precision photoelectric sensor connects backtwisting motor; The diameter of described carry-over pinch rolls is 300-350 millimeter, and maximum speed is about 180-190 m/min, and the cornerite of fabric and carry-over pinch rolls is 115-125 degree; Described plaiting apparatus comprises through power-actuated cropping roller, and the air bells removing roll that the two ends of cropping roller top are placed in free slide rail forms, and free slide rail is fixed on place, cropping roller two ends.

Described high precision photoelectric sensor adopts E3R-R2E4.

The roll surface of described minute roll dies separates to both sides coiling screw thread from centre with stainless steel wire, and its spiral angle is 28-32 degree.

The quality of described air bells removing roll is 18-22 kilogram.

The utility model, by changing several critical components in existing " 74 " type Untwisting scutcher, reaches strong open-width, and untwisting is freely sensitive, traction is fast, and anti-slip makes fabric also open-width fast in high-speed cruising process, backtwisting is effective, without defective product, produces, and moves smooth and easy.The utility model, by the update to several core components, makes each textile printing and dyeing enterprises, and leather-making enterprises greatly reduces recruitment cost, for country has saved a large amount of electric energy, meet national industrial policies direction, market prospects are very wide, are worth promoting.

Accompanying drawing explanation

Fig. 1 is the utility model structural representation and cloth untwisting open-width running schematic diagram;

Fig. 2 is sub-wire roll structure schematic diagram in the utility model;

In figure, 1 board, 2 separate twister, 3 beaters, 4 open-width centralising devices, 5 carry-over pinch rolls, 6 plaiting apparatuss, 7 clothes, 8 air bells removing rolls, 9 free slide rails, 10 cropping rollers, 11 minutes roll dies.

The specific embodiment

Further illustrate in conjunction with the accompanying drawings and embodiments the utility model, as shown in Figure 1, the utility model comprises board 1, the open-width centralising device 4 arranging on board 1, solution twister 2, carry-over pinch rolls 5 and plaiting apparatus 6.

Open-width centralising device 4 in the utility model is strong open-width centralising device, described strong open-width centralising device has made up traditional approach and has divided the deficiency that comb power is little, 11 numbers of minute roll dies have been increased, divide roll dies 11 to be no less than four-head, changed the spiral angle of former minute roll dies, spiral angle is 28-32 degree, from mechanics principle, has greatly increased minute comb power of minute roll dies.Make the fabric also can smooth and easy open-width naturally in fast through the process of minute roll dies, wrinkle resistant, do not abrade fabric simultaneously yet.

Described solution twister, tradition is separated twister is to utilize the sth. made by twisting of fabric to stir two nylon friction rollers to horizontally slip, then by approach switch, reacts that to backtwisting motor, to come backtwisting, this mode to detect while twisting with the fingers reaction more blunt, when the fabric speed of service is too fast or twist with the fingers the power of stirring hour, all cannot backtwisting.Solution twister in the utility model is to adopt high precision photoelectric sensor, high precision photoelectric sensor adopts E3R-R2E4, the sth. made by twisting of high precision photoelectric sensor direct-detection fabric, as long as fabric has high precision photoelectric sensor while twisting with the fingers through solution twister to pass to immediately backtwisting motor after experiencing, motor is put sth. made by twisting by positive and negative transferring, even if so when fabric passes through to separate twister with fast speed, separate twister backtwisting automatically.Meanwhile, while separating twister design in the utility model, remove nylon slip measuring roll except the phenomenon because of the parts easy to wear that slide, greatly reduced maintenance load, reduced maintenance cost.

Described large traction roller, 219 millimeters of tradition carry-over pinch rolls Φ, approximately 149 ms/min of carry-over pinch rolls maximum speeds, 325 millimeters of the about Φ of carry-over pinch rolls in the utility model, approximately 183 revs/min of carry-over pinch rolls maximum speeds, the cornerite of fabric and carry-over pinch rolls has increased by 30 degree by approximately 80 original degree simultaneously, increased frictional force, reduced the skidding of fabric in high-speed cruising process, while making fabric operation, technique car speed ratio had improved nearly 1 times originally, had greatly improved production efficiency.

Described plaiting apparatus, a kind of in tradition plaiting apparatus is to pressurize with cylinder, press air bells removing roll and have larger pressure, but before cropping drive roll again without expander, on fabric, easily produce impression, also having a kind of is without roller, this structure is that fabric easily skids when high-speed cruising, even if cloister fabric also easily skids when low cruise, be difficult to adapt to the high speed of a motor vehicle, the utility model plaiting apparatus adopts the air bells removing roll 8 of choosing 18-22 kilogram weight, at cropping roller 10 two ends, free slide rail 9 is housed, the two ends of air bells removing roll 8 are placed in free slide rail 9, air bells removing roll 8 minute-pressures are floated on cropping roller 10, according to fabric thickness voluntarily easy on and off slide to adjust position, make fabric both non-slip in high-speed cruising process, do not produce and crumple dead seal yet, do not produce defective product, make fabric cropping freely smooth and easy.

Claims (4)

1. a Untwisting scutcher, comprise board, open-width centralising device on board, comprise solution twister, carry-over pinch rolls, the plaiting apparatus of backtwisting motor, it is characterized in that, described open-width centralising device is strong open-width centralising device, a minute roll dies head number for strong open-width centralising device is no less than four-head, and the spiral angle of minute roll dies is 28-32 degree; In described solution twister, high precision photoelectric sensor is set, the output of high precision photoelectric sensor connects backtwisting motor; The diameter of described carry-over pinch rolls is 300-350 millimeter, and maximum speed is about 180-190 m/min, and the cornerite of fabric and carry-over pinch rolls is 115-125 degree; Described plaiting apparatus comprises through power-actuated cropping roller, and the air bells removing roll that the two ends of cropping roller top are placed in free slide rail forms, and free slide rail is fixed on place, cropping roller two ends.

2. Untwisting scutcher according to claim 1, is characterized in that, described high precision photoelectric sensor adopts E3R-R2E4.

3. Untwisting scutcher according to claim 1, is characterized in that, the roll surface of described minute roll dies separates to both sides coiling screw thread from centre with stainless steel wire, and its spiral angle is 28-32 degree.

4. Untwisting scutcher according to claim 1, is characterized in that, the quality of described air bells removing roll is 18-22 kilogram.