CN101585059A

CN101585059A - Plate straightener

Info

Publication number: CN101585059A
Application number: CNA200910030442XA
Authority: CN
Inventors: 杨念记; 周军记; 任乐; 方长海; 桂重; 钱军
Original assignee: Wuxi Hualian Precision Machinery Co Ltd
Current assignee: Wuxi Hualian Precision Machinery Co Ltd
Priority date: 2009-04-10
Filing date: 2009-04-10
Publication date: 2009-11-25
Anticipated expiration: 2029-04-10
Also published as: CN101585059B

Abstract

The invention relates to a plate straightener, which comprises a power mechanism, a stander, a transmission mechanism, and a drive straightening mechanism, wherein the transmission mechanism comprises a first transmission shaft and a second transmission shaft which are arranged on a base by a shaft seat, and the head end of the transmission mechanism is connected with the power mechanism; the drive straightening mechanism comprises a first straightener, a second straightener, a third straightener and a fourth straightener, and the four straighteners have the same structure and comprise a drive part arranged on the base and transmitted by a transmission shaft and a straightening part arranged on a top seat; and the drive parts of the first straightener and the second straightener is arranged on the first transmission shaft, the third straightener and the fourth straightener are arranged on the second transmission shaft, the first straightener, the second straightener, the third straightener and the fourth straightener are in staggered arrangement in turn along the direction from the head end to the tail end of the transmission shafts, and the straightening part and the drive part of the straightener are vertical and opposite. The plate straightener has high automatic degree and good reliability, and can effectively reduce the labor intensity and improve the production efficiency and economic benefits.

Description

Plate straightener

Technical field

The present invention relates to the correcting device behind a kind of panel deformation, specifically the plate straightener that the panel angular deformation after panel in the nuclear power generating equipment and the shaped steel welding is corrected belongs to mechanical equipment technical field.

Background technology

In the weld heating process of plant equipment, the workpiece of welding fabrication is owing to shrink in the horizontal generation of weld metal, make base plate produce angular deformation, need correct it during application, the mode of flame straightening is adopted in rectification of the prior art usually, this rectification mode operating efficiency is extremely low, expense is big, and automaticity is low.

Summary of the invention

The objective of the invention is to overcome above-mentioned weak point, a kind of automaticity height, good reliability, high efficiency, labour intensity and the low plate straightener of operation easier are provided.

Purpose of the present invention realizes by following technical scheme: described plate straightener comprises actuating unit and frame, frame comprises base, footstock, install with four root posts and the bolting that are positioned at four jiaos between footstock and the base, it is characterized in that: also comprise: transmission mechanism, it comprises first power transmission shaft and second power transmission shaft, they are installed on the base with axle bed, and head end is connected with described actuating unit; Drive straightening mechanism, it comprises first, second, third, fourth rectifier, and described four rectifier structures are identical, comprises being installed on the base by driven off by shaft drive part of transmission and the correction section that is installed on the footstock; The drive part of described first, second rectifier is installed on first power transmission shaft, and the 3rd, the 4th driver is installed on second power transmission shaft, and the first, the 3rd, second, the 4th rectifier, is staggered to the tail end direction successively along the power transmission shaft head end; The correction section and the drive part of rectifier are up and down vertical opposite.

The drive part of described rectifier is fixedly mounted on the gantry base by following T type groove, comprising: be fixedly mounted on down the bearing block on the T type groove; Be installed in bearing and live-roller in the bearing block, live-roller is enclosed within on the power transmission shaft, is connected with power transmission shaft by dive key, and live-roller supports with bearing and bearing block, uses the bearing cap fixed position; Whole drive part can move vertically by the dive key on the power transmission shaft; The correction section of described rectifier is fixedly mounted on the footstock by last T type groove, comprise: be fixedly mounted on the oil cylinder seat on the T type groove, fixed installation oil cylinder and guide post on the described oil cylinder seat, oil cylinder piston rod fixedly connected with upper plate by pressing plate, guide post is enclosed within the fairlead, being slidingly matched, fixedlys connected with upper plate in the fairlead lower end; Two support arms are installed in the bottom of described upper plate; Described support arm connects the pressure roller shaft outer end, the inner suit pressure roller of pressure roller shaft, and two support arms are connected cooperation by screw with screw mandrel, screw mandrel one end fixed installation handwheel, identical, the left-right symmetry of the roller structure of installing on the support arm, energy move toward one another; Whole correction section can laterally move.

Described actuating unit comprises hydraulic motor, reductor, reaches two coupled headers, and two output shafts of described two headers are connected with Hooks coupling universal coupling with described first, second power transmission shaft.

As a further improvement on the present invention, on the footstock of described frame guardrail is housed, is provided with cat ladder between footstock and the base.

Compared with the prior art the present invention has the following advantages: have very high rectification efficient and correct precision than artificial flame straightening; Has the ability of correcting the panel angular deformation than common arbor press; The present invention can effectively reduce labour intensity, enhances productivity and economic benefit.

Description of drawings

Fig. 1 for the present invention's first power transmission shaft and on rectifier structure assembling schematic diagram.

Fig. 2 is the structure for amplifying schematic diagram of A portion among Fig. 1.

Fig. 3 is a vertical view of the present invention.

Fig. 4 is the Workpiece structure schematic diagram

Drawing reference numeral explanation: 1-base, the 2-adjusting pad, the 3-hydraulic motor, the 4-reductor, 5-two headers, 6-first power transmission shaft, 7-second power transmission shaft, the 8-Hooks coupling universal coupling, 9-first rectifier, 10-second rectifier, 11-the 3rd rectifier, 12-the 4th rectifier, the 13-drive part, T type groove under the 14-, the 15-bearing block, the 16-bearing, the 17-live-roller, the 18-dive key, the 19-bearing cap, the 20-pressure roller shaft, 21-axle head clamp, the 22-support arm, the 23-double-row conical bearing, the 24-pressure roller, the 25-round nut, the 26-handwheel, the 27-flat key, the 28-screw mandrel, the 29-screw, the 30-upper plate, the 31-fairlead, the 32-guide post, the 33-oil cylinder seat, the 34-oil cylinder, the 35-pressing plate, the last T type of 36-groove, the 37-footstock, the 38-guardrail, the 39-cat ladder, the 40-column, the 41-correction section, the 42-axle bed, the 43-workpiece

The specific embodiment

The invention will be further described below in conjunction with concrete drawings and Examples.

As Fig. 1, Fig. 2 and shown in Figure 3, described plate straightener comprises actuating unit, transmission mechanism, driving straightening mechanism and frame; Frame comprises base 1, footstock 37, and base is provided with adjusting pad 2, is used to regulate the level and the height of base 1, installs with four root posts 40 and the bolting that are positioned at four jiaos between footstock 37 and the base 1; Described actuating unit comprises hydraulic motor 3, reductor 4, reaches two coupled headers 5; Described transmission mechanism comprises first power transmission shaft 6 and second power transmission shaft 7, and they are installed on the base 1 with axle bed 42, and head end is connected with two output shafts of described two headers 5 with Hooks coupling universal coupling 8 respectively; Described driving straightening mechanism comprises first, second, third,

fourth rectifier

9,10,11,12, described four rectifier structures are identical, comprise and being installed on the base 1 by driven off by shaft drive part 13 of transmission and the correction section 41 that is installed on the footstock, the drive part 13 of described first,

second rectifier

9,10 is installed on first power transmission shaft 6, three, the

4th driver

11,12 is installed on second power transmission shaft 7, the first, the 3rd, second, the

4th rectifier

9,11,10,12, is staggered to the tail end direction successively along the power transmission shaft head end; The correction section 41 of rectifier is up and down vertical opposite with drive part 13.

Referring to Fig. 1 and Fig. 2, the drive part 13 of described rectifier is fixedly mounted on the gantry base 1 by following T type groove 14, comprising: be fixedly mounted on down the bearing block 15 on the T type groove 14; Be installed in bearing 16 and live-roller 17 in the bearing block 15, live-roller 17 is enclosed within on first power transmission shaft 6, is connected with first power transmission shaft 6 by dive key 18, and live-roller 17 usefulness bearings 16 and bearing block 15 support, with bearing cap 19 fixed positions; Whole drive part 13 can move vertically by the dive key 18 on first power transmission shaft 6; The correction section 41 of described rectifier is fixedly mounted on the footstock 37 by last T type groove 36, comprise: be fixedly mounted on the oil cylinder seat 33 on the T type groove 36, with screw oil cylinder 34 and guide post 32 are installed on the described oil cylinder seat 33, oil cylinder 34 piston rod and pressing plate 35 thread connection, and fixedly connected with upper plate 30 by pressing plate 35, guide post 32 is enclosed within the fairlead 31, is slidingly matched, and fixedlys connected with upper plate 30 with screw in fairlead 31 lower ends; Two identical, symmetrical support arms 22 of structure are installed in the bottom of described upper plate 30; Described support arm 22 is connected pressure roller shaft 20 outer ends by axle head clamp 21 with bolting, described pressure roller shaft 20 inner socket double-row conical bearings 23, and it is fixing with round nut 25, pressure roller 24 is enclosed within on the double-row conical bearing 23, with double-row conical bearing lid and bolting location, double-row conical bearing 23 makes pinch roller both can be subjected to radial load, can be subjected to axial force again; Two support arms 22 are connected cooperation by screw 29 with screw mandrel 28, screw mandrel 28 1 ends fixedly mount handwheels 26 with flat key 27, rotate handwheel 26, drive screw mandrel 28 and rotate, by the screw 29 horizontal distances of adjusting between the pressure roller 24 that is installed on the support arm 22 that match with screw mandrel 28; Whole correction section 41 can laterally move;

On the footstock 37 referring to the described frame of Fig. 1 guardrail 38 is housed, plays the safeguard protection effect, be provided with cat ladder 39 between footstock 37 and the base 1,, can arrive on the footstock 37 and work by cat ladder 39.

In practical work process, workpiece shown in Figure 4 43 is sent between squeegee roller, oil cylinder 34 on the correction section 41 is depressed two pressure rollers 24 simultaneously by support arm 22, adjust the distance between the live-roller 17 of the pressure roller 24 of correction section 41 and drive part 13 according to the thickness of workpiece 43 and angular deformation degree, while primer fluid pressure motor 3, slow down by reductor 4, transmit moment of torsion through 5 shuntings of two headers, drive first, second

power transmission shaft

6,7 rotate in the same way, and by 17 rotations of dive key 18 drive live-rollers, and then drive workpiece 43 and between three rollers, pass through, make wing plate produce the dihedral distortion, finish rectification to workpiece 43.

During rectification, two power transmission shafts rotate simultaneously, workpiece 43 is corrected, the each rectification corrected two points at most simultaneously, promptly corrects with first,

second rectifier

9,10 earlier, after finishing, correct with the 3rd, the

4th rectifier

11,12 again, so alternately, can not correct simultaneously by four rectifiers, prevent from not correct distortion allowance.

Claims

1, a kind of plate straightener comprises actuating unit and frame, and frame comprises base (1), footstock (37), installs with four root posts (40) and the bolting that are positioned at four jiaos between footstock (37) and the base (1), it is characterized in that: also comprise:

Transmission mechanism, it comprises first power transmission shaft (6) and second power transmission shaft (7), and they are installed on the base (1) with axle bed (42), and head end is connected with described actuating unit;

Drive straightening mechanism, it comprises first, second, the 3rd, the 4th rectifier (9), (10), (11) (12), described four rectifier structures are identical, comprise that being installed in base (1) goes up by the driven off by shaft drive part of transmission (13) and be installed in correction section (41) on the footstock (37), described first, second rectifier (9), (10) drive part (13) is installed on first power transmission shaft (6), the 3rd, the 4th driver (11), (12) be installed on second power transmission shaft (7), first, the 3rd, second, the 4th rectifier (9), (11), (10), (12) along the power transmission shaft head end to the tail end direction, be staggered successively; The correction section of rectifier (41) is up and down vertical opposite with drive part (13).

2, plate straightener according to claim 1, its feature also is: the drive part of described rectifier (13) is fixedly mounted on the gantry base (1) by following T type groove (14), comprising: be fixedly mounted on down the bearing block (15) on the T type groove (14); Be installed in bearing (16) and live-roller (17) in the bearing block (15), live-roller (17) is enclosed within on the power transmission shaft, be connected with power transmission shaft by dive key (18), live-roller (17) supports with bearing (16) and bearing block (15), with bearing cap (19) fixed position; Whole drive part (13) can move vertically by the dive key on the power transmission shaft (18); The correction section of described rectifier (41) is fixedly mounted on the footstock (37) by last T type groove (36), comprise: be fixedly mounted on the oil cylinder seat (33) on the T type groove (36), described oil cylinder seat (33) is gone up fixed installation oil cylinder (34) and guide post (32), the piston rod of oil cylinder (33) is fixedlyed connected with upper plate (30) by pressing plate (35), guide post (32) is enclosed within the fairlead (31), being slidingly matched, fixedlys connected with upper plate (30) in fairlead (31) lower end; Two support arm (22) is installed in the bottom of described upper plate (30); Described support arm (22) connects pressure roller shaft (20) outer end, the inner suit pressure roller of pressure roller shaft (20) (24), two support arms (22) are connected cooperation by screw (29) with screw mandrel (28), screw mandrel (28) one ends fixed installation handwheel (26), support arm (22) is gone up identical, the left-right symmetry of pressure roller (24) structure of installing, the energy move toward one another; Whole correction section (41) can laterally move;

3, plate straightener according to claim 1, its feature also is: described actuating unit comprises hydraulic motor (3), reductor (4), reaches coupled two headers (5), and two output shafts of described two headers (5) are connected with Hooks coupling universal coupling (8) with described first, second power transmission shaft (6), (7).

4, plate straightener according to claim 1, its feature also is: guardrail (38) is housed on the footstock of described frame (37), is provided with cat ladder (39) between footstock (37) and the base (1).