CN201442007U

CN201442007U - Spiral blade rolling mill

Info

Publication number: CN201442007U
Application number: CN2009200207849U
Authority: CN
Inventors: 吴兴矿; 谢俊德
Original assignee: Shandong Yuanyou Construction Machinery Co Ltd
Current assignee: Shandong Yuanyou Construction Machinery Co Ltd
Priority date: 2009-04-07
Filing date: 2009-04-07
Publication date: 2010-04-28
Anticipated expiration: 2019-04-07

Abstract

The utility model discloses a spiral blade rolling mill, which comprises a frame with two symmetrically arranged ends. Fixing shafts are horizontally arranged along two ends of the frame, supporting seats are symmetrically hinged and mounted at approximately middle positions of the fixing shafts, an angle adjusting device is arranged at the lower end of each supporting seat, axial moving devices are symmetrically arranged on two sides of each supporting seat, a sliding seat capable of sliding upwards and downwards along each supporting seat is disposed on the outside of each supporting seat, a main shaft driven by a power driving mechanism is installed inside each sliding seat, a tapered roller is installed at the upper end of the main shaft, and a feeding device and a discharging device are symmetrically mounted on two sides of the tapered roller. As two rollers are supported on the same fixing shaft by the supporting seats, central axes of the two rollers can be ensured to be coplanar only by ensuring two sliding seat installing holes mounted on the supporting seats to be coaxial, the structure of the rolling mill enables the two sliding seat installing holes to be coaxial extremely easily, and enables the central axes of the two rollers to be coplanar. Simple structure and convenient adjustment are achieved, and the supporting seats are hinged and mounted on the fixing shaft and have good adjustment stability.

Description

Helical blade rolling mill

Technical field

The utility model belongs to the mechanical press technical field, specifically relates to a kind of helical blade rolling mill.

Background technology

Present domestic helical blade rolling mill is to introduce external technology, rolls the band material by a pair of cone-shaped roll, makes the alternation of cross-section, vertically elongation in proportion, the spiral camber of formation helical blade.Here, rolling the gap is the key of rolling blade, because vane thickness, external diameter is different with pitch in the spiral, rolls also difference of gap.Therefore, the levelling blade rolls the gap more complicated, it needs comprehensive adjustment cone-shaped roll angle, misplaces, moves axially and be with material and roll relative position, this regulation method has two kinds, a kind of is interior adjusting, promptly directly levelling is installed the position of roll main shaft and is with material level to put, this levelling complex structural designs, but regulate easy.Another kind is outer the adjusting, promptly regulates position and band material installation site that roll and bearing block are installed, and this levelling structure is relatively simplified, but regulates complicated and effort.Therefore, all there is deficiency in two kinds of levelling, in addition, the helical blade rolling mill structural design also exists the skimble-scamble problem of benchmark to bring unnecessary difficulty to levelling again, the difficulty that particularly resets, as the central axis of milling train two rolls, requirement should be in same plane, but be difficult to reach this requirement after installing, and also be difficult for detecting.Therefore, the rolling restriction that is subjected to debugging cost of helical blade that is to say, a helical blade rolling mill only rolls a kind of or seldom several blade, and debugging cost can drop to minimumly like this, not so will increase debugging cost greatly, or increases equipment investment, has no other way.This is the situation that is faced in the current helical blade Rolling Production.

Summary of the invention

The technical problems to be solved in the utility model provide a kind of simple in structure, levelling is convenient, regulate the helical blade rolling mill of good stability.

For solving the problems of the technologies described above, the utility model comprises the symmetrically arranged frame in two ends, its design feature is to be provided with fixed axis along the frame both ends horizontal, at the fixed axis hinged supporting base that is equipped with of middle part symmetry roughly, the lower end of supporting base is provided with angular adjustment apparatus, is provided with axial moving device along the supporting base bilateral symmetry; Be equipped with and can the main shaft that be driven by power-driven mechanism be installed in the slide along its slide that slides up and down in the supporting base outside, the main shaft upper end is equipped with cone-shaped roll; Opposed feed arrangement, the drawing mechanism of being equipped with in the cone-shaped roll both sides.

Pulley support axle in parallel is installed below fixed axis, on the pulley support axle pulley is installed, walk around pulley wire rope one end and be connected with balancing weight, the other end is connected with the slide upper end.

Described angular adjustment apparatus comprises the floating axle that is inserted into the supporting base lower end, in the rack-mounted floating axle installing hole in floating axle two ends, is hinged with roll angular adjustment oil cylinder in the supporting base lower end, and the roll angular adjustment oil cylinder other end is hinged on the frame bottom.

Be hinged with the floating axle positional cylinder at the floating axle two ends, the floating axle positional cylinder is supported on frame two side lower parts.

Described axial moving device comprises that the roll dislocation that is located at the supporting base both sides drives oil cylinder, and this roll dislocation drives oil cylinder one end and is connected the supporting base middle part, and the other end is connected central rack, and the roll dislocation drives oil cylinder and fixed axis be arranged in parallel.

Describedly can move axially hydraulic oil cylinder driving by the roll that is supported on middle and lower part, supporting base both sides and middle and upper part, slide both sides along the slide that supporting base slides up and down, roll moves axially oil cylinder two end supports point on the slide horizontal plane of symmetry.

Described power-driven mechanism comprises the reductor that is supported on the supporting base, on the reductor to being connected to motor.

Be provided with the supporting base support cylinder in the supporting base both sides, supporting base support cylinder one end is supported on the supporting base middle side part, and the other end is supported on central rack, and the supporting base support cylinder is positioned on the supporting base horizontal plane of symmetry; Be provided with the slide support cylinder in the slide both sides, slide support cylinder one end is supported on slide sidepiece upper end, and the other end is supported on the frame middle and upper part, and the slide support cylinder is positioned on the slide horizontal plane of symmetry.

After adopting said structure, because two rolls are supported on the same fixed axis by supporting base, as long as guarantee that the two slide installing holes that are installed on the supporting base are coaxial, just necessarily can guarantee two roll central axis coplanars, and this structure makes that two slide installing holes are coaxial to be very easy to, and makes that two roll central axis coplanars are simple in structure, levelling is convenient, and supporting base is hingedly mounted on the fixed axis, regulate good stability, the helical blade rolling mill of this structure has reduced equipment investment and debugging cost.And the design balance weight mechanism has further improved the stability of milling train.

Description of drawings

Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in further detail:

Fig. 1 is a structural representation of the present utility model;

Fig. 2 is the structural representation of Fig. 1 side-looking;

Fig. 3 is milling train control schematic diagram;

Fig. 4 is that two roll central axis coplanes detect schematic diagram.

The specific embodiment

With reference to accompanying drawing, this helical blade rolling mill comprises the symmetrically arranged frame 1 in two ends, frame 1 is by the H steel, angle steel is welded to form framework, be aided with steel plate, be provided with fixed axis 4 along frame 1 both ends horizontal, at the fixed axis 4 hinged supporting base 5 that is equipped with of middle part symmetry roughly, the lower end of supporting base 5 is provided with angular adjustment apparatus, this angular adjustment apparatus comprises the floating axle 14 that is inserted into supporting base 5 lower ends, floating axle 14 two ends are installed in the floating axle installing hole on the frame 1, carry out spacing to floating axle 14 axial two ends, be hinged with roll angular adjustment oil cylinder 13 in supporting base 5 lower ends, roll angular adjustment oil cylinder 13 other ends are hinged on frame 1 bottom, driving supporting base 5 by roll angular adjustment oil cylinder 13 rotates around fixed axis 4, thereby drive roll and do the angle levelling, be hinged with floating axle positional cylinder 21 at floating axle 14 two ends, floating axle positional cylinder 21 is supported on 1 liang of side lower part of frame, the support acting in conjunction of roll angular

adjustment oil cylinder

13 and 21 pairs of supporting bases 5 of floating axle positional cylinder can improve the bearing capacity of supporting base 5 so greatly.Be provided with axial moving device along supporting base 5 bilateral symmetry, this axial moving device comprises that the roll dislocation that is located at supporting base 5 both sides drives oil cylinder 18, the roll dislocation drives oil cylinder 18 1 ends and is connected supporting base 5 middle parts, the other end is connected frame 1 middle part, the roll dislocation drives oil cylinder 18 and be arranged in parallel with fixed axis 4, drive oil cylinder 18 driving supporting bases 5 by the roll dislocation and move axially, thereby realize that roll moves axially.Being equipped with in supporting base 5 outsides can be along its slide that slides up and down 7, slide 7 moves axially oil cylinder 19 by the roll that is supported on supporting base middle and lower part, 5 both sides and middle and upper part, slide 7 both sides and drives, and roll moves axially oil cylinder 19 two end supports point on slide 7 horizontal plane of symmetry.The main shaft 6 that is driven by power-driven mechanism 10 is installed in the slide 7, power-driven mechanism 10 comprises the reductor that is supported on the supporting base 5, on the reductor to being connected to motor, main shaft 6 upper ends are equipped with cone-shaped roll 3, concrete syndeton is, be provided with the installing hole that is used to install slide 7 in supporting base 5 upper ends, lower end design seam, be used to install transmission device 9, slide 7 moves axially at roll under the driving of oil cylinder 19 and moves in the hole, thereby driving roll moves axially, and slide 7 is inner with one group of bearing installation main shaft 6, one group of travelling gear of transmission device 9 inner installations, big driven gear is located by bearing, and endoporus is connected with main shaft 6 small ends, transmit moment of torsion with two keys, driver pinion is installed on the output shaft of power-driven mechanism 10, and this moment, power-driven mechanism 10 linked together with transmission device 9, and main shaft 6 big ends are mounted thereto with cone-shaped roll 3 with group key and pull bar.Pulley support axle in parallel is installed below fixed axis 4, these pulley support axle two ends are welded on the frame 1, pulley 15 is installed on the pulley support axle, walk around pulley 15 steel wire ropes one end and be connected with balancing weight 8, the other end is connected with slide 7 upper ends, the mobile gravity on like this can balance slide 7.Opposed feed arrangement 12, the drawing mechanism 11 of being equipped with in cone-shaped roll 3 both sides, feed arrangement 12 is positioned at raw material one side, for guarantee the charging of band material steadily and the position align at random, so need design two cover levelling mechanisms, one cover levelling band gauge lattice, therefore one cover levelling band material installation site adopts leading screw manually to align; Drawing mechanism 11 is positioned at finished parts one side, and a limited roller mainly is set, the specification when controlling the helical blade discharging, and the levelling of roller position is then finished by two cover slide rail slides (levelling both direction) in the device.Cooling system 2 is sprayed at cooling fluid on the rolling face by pump, and its support component is fixed on the frame 1.Be provided with supporting base support cylinder 17 in supporting base 5 both sides, supporting base support cylinder 17 1 ends are supported on supporting base 5 middle side parts, and the other end is supported on frame 1 middle part, and supporting base support cylinder 17 is positioned on slide 7 horizontal plane of symmetry; Be provided with slide support cylinder 16 in slide 7 both sides, slide support cylinder 16 1 ends are supported on slide 7 sidepieces upper end, and the other end is supported on frame 1 middle and upper part, and slide support cylinder 16 is positioned on slide 7 horizontal plane of symmetry; Be provided with transmission device support cylinder 20 in transmission device 9 both sides, transmission device support cylinder 20 1 ends are supported on transmission device 9 upper lateral parts, the other end is in frame 1 middle and lower part, transmission device support cylinder 20 is positioned on power-driven mechanism 10 horizontal plane of symmetry, above-mentioned support cylinder supports the relevant parts of milling train, guarantees the milling train steady operation.Figure 4 shows that guarantee slide 7 installing holes coaxial and the design detection mandrel 22.

Claims

1. helical blade rolling mill, comprise the symmetrically arranged frames in two ends (1), it is characterized in that being provided with fixed axis (4) along frame (1) both ends horizontal, at fixed axis (4) the hinged supporting base (5) that is equipped with of middle part symmetry roughly, the lower end of supporting base (5) is provided with angular adjustment apparatus, is provided with axial moving device along supporting base (5) bilateral symmetry; Be equipped with and can the main shaft (6) that be driven by power-driven mechanism (10) be installed in the slide (7) along its slide that slides up and down (7) in supporting base (5) outside, main shaft (6) upper end is equipped with cone-shaped roll (3); Opposed feed arrangement (12), the drawing mechanism (11) of being equipped with in cone-shaped roll (3) both sides.

2. helical blade rolling mill according to claim 1, it is characterized in that pulley support axle in parallel being installed in fixed axis (4) below, pulley (15) is installed on the pulley support axle, walks around pulley (15) steel wire rope one end and be connected with balancing weight (8), the other end is connected with slide (7) upper end.

3. helical blade rolling mill according to claim 1 and 2, it is characterized in that described angular adjustment apparatus comprises the floating axle (14) that is inserted into supporting base (5) lower end, floating axle (14) two ends are installed in the floating axle installing hole on the frame (1), be hinged with roll angular adjustment oil cylinder (13) in supporting base (5) lower end, roll angular adjustment oil cylinder (13) other end is hinged on frame (1) bottom.

4. helical blade rolling mill according to claim 3 is characterized in that being hinged with floating axle positional cylinder (21) at floating axle (14) two ends, and floating axle positional cylinder (21) is supported on frame (1) two side lower part.

5. helical blade rolling mill according to claim 1 and 2, it is characterized in that described axial moving device comprises that the roll dislocation that is located at supporting base (5) both sides drives oil cylinder (18), this roll dislocation drives oil cylinder (18) one ends and is connected supporting base (5) middle part, the other end is connected frame (1) middle part, and the roll dislocation drives oil cylinder (18) and be arranged in parallel with fixed axis (4).

6. helical blade rolling mill according to claim 1 and 2, it is characterized in that the described slide (7) that can slide up and down along supporting base (5) move axially oil cylinder (19) by the roll that is supported on supporting base (5) middle and lower part, both sides and slide (7) middle and upper part, both sides and drive, roll moves axially oil cylinder (19) two end supports point on slide (7) horizontal plane of symmetry.

7. helical blade rolling mill according to claim 1 and 2 is characterized in that described power-driven mechanism (10) comprises the reductor that is supported on the supporting base (5), on the reductor to being connected to motor.

8. helical blade rolling mill according to claim 1 and 2, it is characterized in that being provided with supporting base support cylinder (17) in supporting base (5) both sides, supporting base support cylinder (17) one ends are supported on supporting base (5) middle side part, the other end is supported on frame (1) middle part, and supporting base support cylinder (17) is positioned on slide (7) horizontal plane of symmetry; Be provided with slide support cylinder (16) in slide (7) both sides, slide support cylinder (16) one ends are supported on slide (7) sidepiece upper end, and the other end is supported on frame (1) middle and upper part, and slide support cylinder (16) is positioned on slide (7) horizontal plane of symmetry.