CN110976725B - Helical blade cold rolling mill - Google Patents

Helical blade cold rolling mill Download PDF

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Publication number
CN110976725B
CN110976725B CN201911237962.8A CN201911237962A CN110976725B CN 110976725 B CN110976725 B CN 110976725B CN 201911237962 A CN201911237962 A CN 201911237962A CN 110976725 B CN110976725 B CN 110976725B
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CN
China
Prior art keywords
roller
roll
main body
main frame
plate
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CN201911237962.8A
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Chinese (zh)
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CN110976725A (en
Inventor
霍阿茵
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Shijiazhuang Xudong Machinery Manufacturing Co ltd
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Shijiazhuang Xudong Machinery Manufacturing Co ltd
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Priority to CN201911237962.8A priority Critical patent/CN110976725B/en
Publication of CN110976725A publication Critical patent/CN110976725A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
    • B21H3/00—Making helical bodies or bodies having parts of helical shape
    • B21H3/12—Making helical bodies or bodies having parts of helical shape articles with helicoidal surface
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B13/00—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories
    • B21B13/08—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories with differently-directed roll axes, e.g. for the so-called "universal" rolling process
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B15/0007—Cutting or shearing the product
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
    • B21B27/02—Shape or construction of rolls
    • B21B27/021—Rolls for sheets or strips
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
    • B21B31/16—Adjusting or positioning rolls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
    • B21B31/16—Adjusting or positioning rolls
    • B21B31/20—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis
    • B21B31/22—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis mechanically, e.g. by thrust blocks, inserts for removal
    • B21B31/30—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis mechanically, e.g. by thrust blocks, inserts for removal by wedges or their equivalent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B35/00—Drives for metal-rolling mills, e.g. hydraulic drives
    • B21B35/14—Couplings, driving spindles, or spindle carriers specially adapted for, or specially arranged in, metal-rolling mills
    • B21B35/142—Yielding spindle couplings; Universal joints for spindles
    • B21B35/143—Yielding spindle couplings; Universal joints for spindles having slidably-interengaging teeth, e.g. gear-type couplings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B39/00—Arrangements for moving, supporting, or positioning work, or controlling its movement, combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B39/14—Guiding, positioning or aligning work
    • B21B39/16—Guiding, positioning or aligning work immediately before entering or after leaving the pass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
    • B21H8/00—Rolling metal of indefinite length in repetitive shapes specially designed for the manufacture of particular objects, e.g. checkered sheets
    • B21H8/02—Rolls of special shape
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21H—MAKING PARTICULAR METAL OBJECTS BY ROLLING, e.g. SCREWS, WHEELS, RINGS, BARRELS, BALLS
    • B21H9/00—Feeding arrangements for rolling machines or apparatus manufacturing articles dealt with in this subclass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
    • B21B15/0007—Cutting or shearing the product
    • B21B2015/0014—Cutting or shearing the product transversely to the rolling direction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21B—ROLLING OF METAL
    • B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
    • B21B27/02—Shape or construction of rolls
    • B21B27/021—Rolls for sheets or strips
    • B21B2027/022—Rolls having tapered ends

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • Metal Rolling (AREA)

Abstract

The invention belongs to the technical field of helical blade production equipment, and provides a helical blade cold rolling mill which comprises a main frame, a first roller, a second roller and a roller angle adjusting piece, wherein the first roller is arranged on the main frame, the second roller is arranged on the main frame, and the roller angle adjusting piece is arranged on the main frame and used for propping against the first roller and the second roller. Through above-mentioned technical scheme, solved among the prior art roll clearance and be difficult to adjust and lead to the poor problem of product quality.

Description

Helical blade cold rolling mill
Technical Field
The invention belongs to the technical field of helical blade production equipment, and relates to a helical blade cold rolling mill.
Background
Helical blade is the important part of preparation auger, wide application is in all trades, if the trade such as building materials, chemical industry, electric power, metallurgy, coal mine charcoal, grain, also high to helical blade's demand, however traditional helical blade is formed by manual welding, it is crude to do workmanship, short service life, among the prior art, although also there is tapered roller equipment production helical blade, but often there is the roll angle, the space isopipe factor does not lead to the helical blade quality of producing to be poor in suitable scope, short service life, there is certain drawback, adjust suitable roll position always is the problem that one is difficult to solve in the industry, rolling helical blade leads to the blade outside frivolous between the tapered roller simultaneously, greatly reduced service life, based on above problem, need for a roll interval, the helical blade cold rolling mill of angularly adjustable is urgent.
Disclosure of Invention
The invention provides a helical blade cold rolling mill, which solves the problem of poor product quality caused by difficulty in adjusting the roller clearance in the prior art.
The technical scheme of the invention is realized as follows:
a cold screw blade mill comprising:
a main frame;
the first roller is arranged on the main rack;
the second roller is arranged on the main rack;
a roll angle adjustment piece disposed on the main frame for adjusting the first roll and the second roll angles.
As a further technical solution, the method further comprises:
the belt material rack is arranged beside the main rack;
the feeding plate is arranged on the main rack;
the feeding plate comprises:
the number of the feeding side plates is two, and the feeding side plates are arranged on the main rack;
the upper feeding plate is movably arranged between the two feeding side plates;
the lower feeding plate is movably arranged between the two feeding side plates, and a feeding space is formed between the upper feeding plate and the lower feeding plate.
As a further aspect, the first roll comprises:
a first roll body disposed on the main frame;
the first conical roller head is arranged on the first roller main body and beside the feeding plate, and a yielding groove is formed in the first conical roller head;
and the roller driving device drives the first roller head to rotate.
As a further technical solution, the second roll includes:
a second roll body disposed on the main frame;
the first conical roller head is arranged on the second roller main body, the second conical roller head is arranged beside the first conical roller head, and a yielding groove is formed in the second conical roller head;
the roller driving device drives the second roller head to rotate.
As a further aspect, the roll driving device includes:
the two speed reducers are respectively connected with the first roller main body and the second roller main body and drive the first conical roller head and the second conical roller head to rotate;
the number of the universal shafts is two, and the universal shafts are connected with the speed reducer;
the gear belt is connected with the two universal shafts;
and the power device drives one of the universal shafts to rotate.
As a further aspect, the roller angle adjuster includes:
the positioning bolt is arranged on the main frame;
the roll angle adjusting bolts are arranged on two sides of the first roll and the second roll;
the servo motor drives the roller angle adjusting bolt to rotate;
the first roller main body and the second roller main body are provided with curved surfaces, the curved surfaces are in contact with the main frame, and the roller angle adjusting bolt drives the first roller main body and the second roller main body to swing around the center of the curved surfaces.
As a further technical solution, the method further comprises:
a roll gap adjustment block that bears the first roll and the second roll;
the roll gap adjusting block comprises:
the wedge-shaped lifting block is arranged on the main rack and is provided with a first inclined surface;
the bearing block is arranged on the wedge-shaped lifting block in a sliding mode, the contact surface of the bearing block and the wedge-shaped lifting block is a second inclined surface, and the bearing block bears the first roller main body and the second roller main body;
and the wheel base driving device drives the wedge-shaped lifting block to move.
As a further technical solution, the method further comprises:
the guide mechanism is arranged on the main rack and positioned beside the first roller and the second roller;
the guide mechanism includes:
the first moving plate is arranged on the main rack and moves along a first direction;
the second moving plate is arranged on the first moving plate and moves along a second direction;
the sliding rail is arranged on the second moving plate;
a sliding block, which slides only on the sliding rail;
the angle adjusting plate is hinged to the sliding block;
the guide wheel is arranged on the angle adjusting plate.
As a further technical solution, the method further comprises:
the first material bearing frame is arranged beside the main rack;
the first belt material scissors are arranged above the main rack;
the first strap material is cut and is included:
a first bracket disposed on the main frame;
the rotating rod is hinged to the first bracket;
the plate shearing plate is arranged on the rotating rod;
and the plate shearing driving device drives the plate shearing to swing so as to realize shearing action.
As a further technical solution, the method further comprises:
the second material bearing frame is arranged beside the main rack;
the second strip shears are arranged above the second strip rack;
the fixed-length detection device is arranged on the second material bearing frame;
the fixed length detection device includes:
the detection bracket is arranged on the second material bearing frame;
the fixed-length adjusting sliding block is arranged on the detection bracket;
the angle adjusting rocker is hinged to the detection bracket;
and the detection switch is arranged on the angle adjusting rocker.
The working principle and the beneficial effects of the invention are as follows:
1. in the invention, in the working process of the helical blade cold rolling mill, the blade manufacturing raw material is a strip, the strip enters the rolling process from the first roller, a rolling gap is formed between the first roller and the second roller, the angle change between the two rollers can be realized through a roller angle adjusting piece arranged on a main frame, the rolling gap is adjusted to meet the requirements of different types of strips, the strip firstly passes through the inclined roller surface of the first roller to bend and deform the strip, then passes through the reverse inclined roller surface of the second roller, the strip is reversely deformed again to form a helical blade, the rolling gap can be adjusted through the design of the roller angle adjusting piece, the quality of the helical blade is improved, the rejection rate is reduced to be below 3% from the original 10%, and the labor cost is reduced by 10% as a whole.
2. In the invention, the strip is generally placed on the strip rack in a coiled mode and is guided by the feeding plate before rolling, so that the rolling position can be accurately entered, and qualified helical blades can be produced. The feeding plate is arranged on the upper portion of the feeding plate, the feeding plate is arranged on the lower portion of the feeding plate, and the feeding plate is arranged on the lower portion of the feeding plate.
3. According to the invention, after a strip enters a rolling process, the roller driving device drives the first conical roller head to rotate, the first conical roller head is arranged on the first roller main body and can be detached and replaced, the second roller structure is the same as the first roller structure, one driving device is shared, and the second conical roller head can also be detached from the second roller main body.
4. According to the invention, the first roller and the second roller share one set of roller driving device, the first roller main body and the second roller main body are respectively connected with a speed reducer, the speed reducers are respectively connected with a universal shaft, the gear belt is connected with two universal shafts, and the power device drives any one of the universal shafts to rotate, so that the first conical roller head and the second conical roller head can be driven to rotate, on one hand, the rollers rotate synchronously, and on the other hand, the power device is used, so that energy is saved and emission is reduced.
5. The roll angle adjusting bolt is used for adjusting the angle of a roll so as to adjust the rolling degree of the upper side and the lower side of a strip, the roll angle adjusting part is divided into two positioning bolts and six roll angle adjusting bolts, the two positioning bolts are fixedly arranged on a main frame, the length of the six roll angle adjusting bolts is adjustable, the bolts are arranged on the main frame and are respectively propped against a first roll main body and a second roll main body, the roll is provided with a curved surface and is in line contact with a main frame, the positioning bolts limit the limit position of the roll main body, the length of the roll angle adjusting bolts is adjusted to be propped against the side surface of the roll main body, the roll main body can swing along the curved surface, so that the roll angle is adjusted, and the roll angle adjusting bolts are driven by a servo motor and can be automatically controlled.
6. According to the invention, besides roll angle adjustment, roll spacing is also an important influence index of rolling effect, a first roll and a second roll are both positioned on a bearing block, the lower surface of the bearing block is a second inclined plane, the upper surface of a wedge-shaped lifting block is a first inclined plane, the contact surface of the bearing block and the wedge-shaped lifting block is a wedge-shaped inclined plane, an axle distance driving device drives the wedge-shaped lifting block to move back and forth, the bearing block can realize lifting motion along the wedge-shaped inclined plane, a curved surface designed on a first roll main body and a second roll main body is in planar contact with the bearing block, and the bearing block can move along the curved surface when lifted, so that the distance between the two rolls is adjusted, the pitch tolerance is +/-3 mm from +/-10 mm in the industry, the thickness of a helical blade is increased to 8mm from original 6mm, and the quality of a rolled product is improved.
7. According to the invention, a strip is rolled by a roller to form a spiral shape, a guide mechanism is arranged at a roller outlet, the edge of a spiral blade is guided by a guide wheel, the guide wheel is arranged on an angle adjusting plate, different angles can be adjusted according to different products, the guide of different positions of the guide wheel can be realized by the matching of a sliding block and a sliding rail, the fine adjustment is realized by the angle adjusting plate and the sliding block, the coarse adjustment is realized by a first moving plate and a second moving plate, the first moving direction and the second moving direction are mutually vertical, the full-position coverage can be realized, the guide function is realized for the spiral blade, and the shape of the spiral blade which is just rolled is better kept at a fixed period under the clamping of the guide mechanism.
8. According to the invention, the rolled spiral blade is guided by the guide mechanism and is supported by the first material bearing frame, the first strip shear needs to be shortened according to different product specifications to produce spiral blades with proper length, the shearing plate realizes shearing action through the shearing plate driving device, the shearing plate and the shearing plate driving device are adjusted to proper positions through the rotating rod, the rotating rod is arranged on the first support, and the main frame is spanned between the rotating rod and the first support, so that the shearing range is expanded.
9. According to the invention, the rolled spiral blade is guided by the guide mechanism and is carried by the second material bearing frame, the spiral blade extends forwards along the second material bearing frame and extends to the fixed length detection device, the fixed length detection device detects the spiral blade, the second material carrying scissors can accurately cut off the spiral blade, the length error of the blade is reduced to +/-3 mm from +/-50 mm when the device is not added originally, the size is measured manually after cutting, an operator is reduced, the efficiency is improved, in addition, the fixed length detection device is used for adjusting the fixed length distance by the fixed length adjusting slide block, and the position of the detection switch is adjusted by the angle adjusting rocker to adapt to the spiral blades with different radiuses.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a feeding plate according to the present invention;
FIG. 3 is an isometric view of the overall construction of the roll of the present invention;
FIG. 4 is a top view of the overall structure of the roll of the present invention;
FIG. 5 is a front view of the roll gap adjustment block structure of the present invention;
FIG. 6 is a sectional view taken along A-A of FIG. 5;
FIG. 7 is a top view of the guide mechanism of the present invention;
FIG. 8 is a schematic view of a first pair of strip shears according to the present invention;
FIG. 9 is a schematic view of a second pair of strap shears according to the present invention;
FIG. 10 is an enlarged view of a portion of FIG. 9;
in the figure: 1-a main frame, 2-a first roll, 21-a first roll body, 22-a first conical roll head, 23-a roll drive, 234-a speed reducer, 231-a universal shaft, 232-a gear belt, 233-a power device, 24-a relief groove, 3-a second roll, 31-a second roll body, 32-a second conical roll head, 4-a roll distance adjusting block, 41-a wedge lifter, 42-a bearing block, 43-a roll distance drive, 5-a roll angle adjusting member, 51-a positioning bolt, 52-a roll angle adjusting bolt, 53-a servo motor, 6-a guide mechanism, 61-a first roll, 62-a second moving plate, 63-a slide rail, 64-a moving plate, 65-an angle adjusting plate, 66-a guide wheel, 7-material carrying frame, 8-material feeding plate, 81-material feeding side plate, 82-upper material feeding plate, 83-lower material feeding plate, 9-curved surface, 10-first material bearing frame, 11-first material carrying shear, 111-first support, 112-rotating rod, 113-plate shearing, 114-plate shearing driving device, 12-first inclined surface, 13-second inclined surface, 14-second material bearing frame, 15-second material carrying shear, 16-fixed length detection device, 161-detection support, 162-fixed length adjustment sliding block, 163-angle adjustment rocker and 164-detection switch.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-10, a cold screw blade rolling mill comprises:
a main frame 1;
the first roller 2, the first roller 2 is set up on the main stander 1;
the second roller 3, the second roller 3 is set up on main stander 1;
and the roller angle adjusting piece 5 is arranged on the main frame 1 and used for adjusting the angles of the first roller 2 and the second roller 3.
In this embodiment, in the helical blade cold rolling mill working process, blade preparation raw materials are the strip, the strip gets into rolling process by first roll 2, form rolling clearance between first roll 2 and the second roll 3, can realize the change of angle between two rolls through the roll angle adjustment piece 5 of setting on main frame 1, adjust rolling clearance, in order to satisfy the strip of different models, the strip is at first through the slope roll surface of first roll 2, make strip bending deformation, later through the reverse slope roll surface of second roll 3, the strip is reverse again to take place deformation this moment, form helical blade, rolling clearance can be adjusted to the design of roll angle adjustment piece 5, thereby promote helical blade quality.
Further, still include:
the belt material rack 7 is arranged beside the main rack 1;
the feeding plate 8, the feeding plate 8 is set on the main frame 1;
the feeding plate 8 includes:
two feeding side plates 81 are arranged, and the feeding side plates 81 are arranged on the main frame 1;
an upper feeding plate 82, wherein the upper feeding plate 82 is movably arranged between the two feeding side plates 81;
a lower feeding plate 83, the lower feeding plate 83 being movably disposed between the two feeding side plates 81, a feeding space being formed between the upper feeding plate 82 and the lower feeding plate 83.
In this embodiment, the strip is generally placed on the strip rack 7 in a coiled manner, and is guided by the feeding plate 8 before rolling, so that the rolling position can be accurately entered, and qualified helical blades can be produced. The feeding plate 8 consists of an upper feeding plate 82 and a lower feeding plate 83 to form a feeding space, and the upper feeding plate 82 and the lower feeding plate 83 can be adjusted in position, so that the feeding device is suitable for belts with different widths, and the wide application of the device is improved.
Further, the first roll 2 includes:
a first roll main body 21, the first roll main body 21 being provided on the main frame 1;
the first conical roller head 22 is arranged on the first roller main body 21, the first conical roller head 22 is arranged beside the feeding plate 8, and the first conical roller head 22 is provided with a yielding groove 24;
and the roller driving device 23, wherein the roller driving device 23 drives the first roller 2 to rotate.
Further, the second roll 3 includes:
a second roll main body 31, the second roll main body 31 being provided on the main frame 1;
the first conical roller head 22 is arranged on the second roller main body 31, the second conical roller head 32 is arranged beside the first conical roller head 22, and the receding groove 24 is formed in the second conical roller head;
the roll driving device 23 drives the second roll 3 to rotate.
In this embodiment, after the strip enters the rolling process, the roller driving device 23 drives the first conical roller head 22 to rotate, the first conical roller head 22 is arranged on the first roller main body 21, and the first conical roller head 22 can be disassembled and replaced, the second roller 3 has the same structure with the first roller 2, and shares one driving device, the second conical roller head 32 can be disassembled from the second roller main body 31, based on the design, the conical roller heads can be quickly replaced, the maintenance is convenient, the abdicating grooves 24 are designed on the first conical roller head 22 and the second conical roller head 32, in the rolling process, the outer edge of the helical blade moves along the abdication groove 24, the abdication groove 24 can ensure that the outer edge of the helical blade is not too thin in the rolling process, therefore, the strength of the helical blade is improved, long-time friction is borne, and the service life of the helical blade is prolonged.
Further, the roll driving device 23 includes:
the two speed reducers 234 are connected with the first roller main body 21 and the second roller main body 31 respectively, and the speed reducers 234 drive the first conical roller head 22 and the second conical roller head 23 to rotate;
the number of the universal shafts 231 is two, and the universal shafts 231 are connected with the speed reducer 234;
a gear belt 232, the gear belt 232 connecting the two cardan shafts 231;
and the power device 233, wherein the power device 233 drives one of the universal shafts 231 to rotate.
In this embodiment, the first roll 2 and the second roll 3 share one set of roll driving device 23, the first roll main body 21 and the second roll main body 31 are respectively connected with a speed reducer 234, the speed reducers are respectively connected with a universal shaft 231, the gear belt 232 is connected with two universal shafts 231, the power device 233 drives any one of the universal shafts 231 to rotate, that is, the first conical roll head 22 and the second conical roll head 23 can be driven to rotate, on one hand, the rolls rotate synchronously, on the other hand, the power device 233 is used, so that energy is saved, and emission is reduced.
Further, the roller angle adjusting member 5 includes:
a positioning bolt 51, the positioning bolt 51 being provided on the main frame 1;
the roll angle adjusting bolts 52 are arranged at two sides of the first roll 2 and the second roll 3;
a servo motor 53, the servo motor 53 driving the roller angle adjusting bolt 52 to rotate;
the first and second roll main bodies 21 and 31 are provided with a curved surface 9, the curved surface 9 contacts the main frame 1, and the roll angle adjusting bolt 52 drives the first and second roll main bodies 21 and 31 to swing around the center of the curved surface 9.
In this embodiment, the roll angle adjusting bolt 52 can adjust the angle of the roll, thereby adjusting the rolling degree of the upper and lower sides of the strip, the roll angle adjusting bolt 52 is divided into two positioning bolts 51 and two roll angle adjusting pieces 5, the two positioning bolts 51 are fixedly mounted on the main frame 1, the six roll angle adjusting pieces 5 are mounted on the main frame 1, the length can be adjusted, the bolts all prop against the first roll main body 21 and the second roll main body 31, the roll is provided with a curved surface 9 which is in line contact with the main frame 1, the positioning bolts 51 limit the limit position of the roll main body, the length of the bolt is adjusted by the roll angle adjusting pieces 5 to prop against the roll main body, the roll main body can swing along the curved surface 9, thereby realizing the adjustment of the roll angle, and the roll angle adjusting bolt 52 is driven by the servo motor 53 and can be automatically controlled.
Further, still include:
a roll gap adjusting block 4, wherein the roll gap adjusting block 4 bears the first roll 2 and the second roll 3;
the roll gap adjusting block 4 includes:
the wedge-shaped lifting block 41, the wedge-shaped lifting block 41 is set on the main frame 1, the wedge-shaped lifting block 41 is set with the first inclined plane 12;
the bearing block 42 is arranged on the wedge-shaped lifting block 41 in a sliding mode, the contact surface of the bearing block 42 and the wedge-shaped lifting block 41 is a second inclined surface 13, and the bearing block 42 bears the first roller main body 21 and the second roller main body 31;
and the wheel base driving device 43, wherein the wheel base driving device 43 drives the wedge-shaped lifting block 41 to move.
In this embodiment, the roll gap is also an important influence index of the rolling effect except for the roll angle adjustment, the first roll 2 and the second roll 3 are both located on the bearing block 42, the lower surface of the bearing block 42 is the second inclined surface 13, the upper surface of the wedge-shaped lifting block 41 is the first inclined surface 12, the contact surface between the bearing block 42 and the wedge-shaped lifting block 41 is a wedge-shaped inclined surface, the shaft distance driving device 43 drives the wedge-shaped lifting block 41 to move back and forth, the bearing block 42 can realize the lifting motion along the wedge-shaped inclined surface, the curved surface 9 designed on the first roll main body 21 and the second roll main body 31 is in planar contact with the bearing block 42, and the bearing block 42 can move along the curved surface 9 when lifted, so as to adjust the distance between the two rolls, and improve the quality of the rolled product.
Further, still include:
the guide mechanism 6 is arranged on the main rack 1 and is positioned beside the first roller 2 and the second roller 3;
the guide mechanism 6 includes:
a first moving plate 61, the first moving plate 61 being provided on the main frame 1 to move in a first direction;
a second moving plate 62, the second moving plate 62 being disposed on the first moving plate 61 and moving in a second direction;
a slide rail 63, the slide rail 63 being disposed on the second moving plate 62;
a slide block 64, the slide block 64 slides only on the slide rail 63;
the angle adjusting plate 65, the angle adjusting plate 65 is hinged on the sliding block 64;
a guide wheel 66, the guide wheel 66 being provided on the angle adjustment plate 65.
In this embodiment, the strip is rolled by the roller to form a spiral shape, a guiding mechanism 6 is disposed at the position of the roller, the edge of the spiral blade is guided by a guiding wheel 66, the guiding wheel 66 is mounted on an angle adjusting plate 65, different angles can be adjusted according to different products, guiding at different positions of the guiding wheel 66 can be realized by matching a sliding block 64 with a sliding rail 63, fine adjustment is realized by the angle adjusting plate 65 and the sliding block 64, coarse adjustment is realized by a first moving plate 61 and a second moving plate 62, the first moving direction and the second moving direction are perpendicular to each other, full position covering can be realized, on one hand, the spiral blade plays a guiding role, on the other hand, the spiral blade which is just rolled is clamped by the guiding mechanism 6, and a fixed period is provided, and the shape of the spiral blade is better maintained.
Further, still include:
the first material bearing frame 10 is arranged beside the main rack 1, and the first material bearing frame 10 is arranged beside the main rack 1;
the first belt material scissors 11 are arranged above the main rack 1;
the first tape cutter 11 includes:
a first bracket 111, the first bracket 111 being provided on the main frame 1;
the rotating rod 112 is hinged to the first bracket 111;
the cutting plate 113, the cutting plate 113 is arranged on the rotating rod 112;
and the plate shearing driving device 114 drives the plate shearing plate 113 to swing so as to realize shearing action.
In this embodiment, the rolled helical blade is guided by the guide mechanism 6 and received by the belt holder 7, the first belt shears 11 need to shorten the rolled helical blade according to different product specifications to make a helical blade with an appropriate length, the shear plate 113 achieves a shearing effect through the shear plate driving device 114, the shear plate 113 and the shear plate driving device 114 are adjusted to appropriate positions through the rotating rod 112, the rotating rod 112 is arranged on the first support 111, and the main frame 1 spans therebetween, so that the shearing range is expanded.
Further, still include:
the second material bearing frame 14, the second material bearing frame 14 is arranged beside the main frame;
the second strip material scissors 15 are arranged above the second strip material rack;
the fixed-length detection device 16 is arranged on the second material bearing frame 14;
the fixed-length detecting device 16 includes:
the detection bracket 161, the detection bracket 161 is arranged on the second material bearing frame 14;
a fixed-length adjusting slider 162, the fixed-length adjusting slider 162 being provided on the detecting bracket 161;
the angle adjusting rocker 163 is hinged on the detection bracket 161;
and a detection switch 164, the detection switch 164 being provided on the angle adjustment rocker 163.
In this embodiment, the helical blade that the rolling was accomplished is through the guiding mechanism direction, hold the work or material rest 14 by the second and accept, helical blade holds the work or material rest 14 forward extension along the second, extend to fixed length detection device 16 department, fixed length detection device 16 detects helical blade, the second area material is cut 15 and can be cut helical blade accurately, measure the size via the manual work after having avoided cuting again, and efficiency is improved, in addition, fixed length detection device 16, by fixed length adjustment slider 162 adjustment fixed length distance, the position of angular adjustment rocker 163 adjustment detection switch 164, adapt to the helical blade of different radiuses.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. A helical blade cold rolling mill, comprising:
a main frame (1);
a first roller (2), the first roller (2) being disposed on the main frame (1);
a second roller (3), the second roller (3) being arranged on the main frame (1);
the roll angle adjusting piece (5) is arranged on the main rack (1) and used for adjusting the angles of the first roll (2) and the second roll (3);
the first roll (2) comprises:
a first roll main body (21), the first roll main body (21) being provided on the main frame (1);
the first conical roller head (22), the first conical roller head (22) is arranged on the first roller main body (21), and the first conical roller head (22) is provided with a yielding groove (24);
the roller driving device (23), the roller driving device (23) drives the first conical roller head (22) to rotate;
the second roll (3) comprises:
a second roll main body (31), the second roll main body (31) being provided on the main frame (1);
the second tapered roller head (32), the second tapered roller head (32) is arranged on the second roller main body (31), the second tapered roller head (32) is arranged beside the first tapered roller head (22), and the second tapered roller head (32) is provided with a yielding groove (24);
the roller driving device (23) drives the second conical roller head (32) to rotate.
2. A cold-rolling screw blade mill according to claim 1, characterized in that the roll drive (23) comprises:
the two speed reducers (234) are respectively connected with the first roller main body (21) and the second roller main body (31) and drive the first conical roller head (22) and the second conical roller head (32) to rotate;
two universal shafts (231), wherein the universal shafts (231) are connected with the speed reducer (234);
a gear belt (232), said gear belt (232) connecting two of said cardan shafts (231);
and the power device (233) drives one of the universal shafts (231) to rotate.
3. A cold-rolling screw blade mill according to claim 2, characterized in that the roll angle adjustment (5) comprises:
a positioning bolt (51), the positioning bolt (51) being provided on the main frame (1);
the number of the roll angle adjusting bolts (52) is multiple, and the roll angle adjusting bolts (52) are arranged on two sides of the first rolling roll (2) and the second rolling roll (3);
the servo motor (53), the said servo motor (53) drives the said roller angle adjusting bolt (52) to rotate;
the first roller main body (21) and the second roller main body (31) are provided with curved surfaces (9), the curved surfaces (9) are in contact with the main frame (1), and the roller angle adjusting bolt (52) drives the first roller main body (21) and the second roller main body (31) to swing around the center of the curved surfaces (9).
4. The cold rolling mill with helical blades according to claim 1, further comprising:
a roll gap adjustment block (4), the roll gap adjustment block (4) carrying the first roll (2) and the second roll (3);
the roll gap adjusting block (4) comprises:
the wedge-shaped lifting block (41), the wedge-shaped lifting block (41) is arranged on the main frame (1), and a first inclined surface (12) is arranged on the wedge-shaped lifting block (41);
the bearing block (42) is arranged on the wedge-shaped lifting block (41) in a sliding mode, the contact surface of the bearing block (42) and the wedge-shaped lifting block (41) is a second inclined surface (13), and the bearing block (42) bears the first roller main body (21) and the second roller main body (31);
and the wheel base driving device (43), and the wheel base driving device (43) drives the wedge-shaped lifting block (41) to move.
5. The cold rolling mill with helical blades according to claim 1, further comprising:
the guide mechanism (6) is arranged on the main frame (1) and is positioned beside the first roller (2) and the second roller (3);
the guide mechanism (6) comprises:
a first moving plate (61), the first moving plate (61) being provided on the main frame (1) to move in a first direction;
a second moving plate (62), the second moving plate (62) being provided on the first moving plate (61) to move in a second direction;
a slide rail (63), the slide rail (63) being disposed on the second moving plate (62);
the sliding block (64) is arranged on the sliding rail (63) in a sliding mode;
the angle adjusting plate (65), the angle adjusting plate (65) is hinged on the sliding block (64);
a guide wheel (66), the guide wheel (66) being disposed on the angle adjustment plate (65).
6. The cold rolling mill with helical blades according to claim 1, further comprising:
the first material bearing frame (10), wherein the first material bearing frame (10) is arranged beside the main rack (1);
the first belt material scissors (11), wherein the first belt material scissors (11) are arranged above the main rack (1);
the first strap material shears (11) comprise:
a first bracket (111), the first bracket (111) being provided on the main frame (1);
the rotating rod (112) is hinged to the first bracket (111);
the shearing plate (113), the shearing plate (113) is arranged on the rotating rod (112);
the plate shearing driving device (114), the plate shearing driving device (114) drives the plate shearing device (113) to swing, and shearing action is achieved.
7. The cold rolling mill with helical blades according to claim 1, further comprising:
the second material bearing frame (14), the second material bearing frame (14) is arranged beside the main frame;
the second strip material scissors (15), the second strip material scissors (15) are arranged above the second material bearing frame (14);
the fixed-length detection device (16), the fixed-length detection device (16) is arranged on the second material bearing frame (14);
the fixed-length detecting device (16) includes:
a detection support (161), the detection support (161) being arranged on the second material-bearing rack (14);
the fixed-length adjusting sliding block (162), the fixed-length adjusting sliding block (162) is arranged on the detection support (161);
the angle adjusting rocker (163) is hinged to the detection bracket (161);
a detection switch (164), the detection switch (164) being disposed on the angle adjustment rocker (163).
CN201911237962.8A 2019-12-06 2019-12-06 Helical blade cold rolling mill Active CN110976725B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911237962.8A CN110976725B (en) 2019-12-06 2019-12-06 Helical blade cold rolling mill

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911237962.8A CN110976725B (en) 2019-12-06 2019-12-06 Helical blade cold rolling mill

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Publication Number Publication Date
CN110976725A CN110976725A (en) 2020-04-10
CN110976725B true CN110976725B (en) 2021-11-05

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Family Applications (1)

Application Number Title Priority Date Filing Date
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Country Link
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2540729A1 (en) * 1975-09-10 1977-03-17 Mannesmann Ag DEVICE FOR INCLUDING THE ROLLS OF AN INCLINED ROLLING MILL
JPS61193736A (en) * 1985-02-21 1986-08-28 Mitsubishi Heavy Ind Ltd Forming method of blade
CN2139486Y (en) * 1992-05-30 1993-08-04 山西省机械设计院 Spiral vane forming machine
CN101524704A (en) * 2009-04-07 2009-09-09 山东圆友建设机械有限公司 Helical blade rolling mill
CN204449145U (en) * 2014-12-19 2015-07-08 山东米科思机械设备有限公司 A kind of helical blade make-up machine

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2540729A1 (en) * 1975-09-10 1977-03-17 Mannesmann Ag DEVICE FOR INCLUDING THE ROLLS OF AN INCLINED ROLLING MILL
JPS61193736A (en) * 1985-02-21 1986-08-28 Mitsubishi Heavy Ind Ltd Forming method of blade
CN2139486Y (en) * 1992-05-30 1993-08-04 山西省机械设计院 Spiral vane forming machine
CN101524704A (en) * 2009-04-07 2009-09-09 山东圆友建设机械有限公司 Helical blade rolling mill
CN204449145U (en) * 2014-12-19 2015-07-08 山东米科思机械设备有限公司 A kind of helical blade make-up machine

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