CN218014916U

CN218014916U - Electric deviation rectifying device suitable for rolling type main machine

Info

Publication number: CN218014916U
Application number: CN202222378329.4U
Authority: CN
Inventors: 李永刚; 鹿德林; 祝兴民; 李明珠
Original assignee: Sinomach Casting & Forging Machinery Co ltd
Current assignee: Sinomach Casting & Forging Machinery Co ltd
Priority date: 2022-09-07
Filing date: 2022-09-07
Publication date: 2022-12-13
Anticipated expiration: 2032-09-07

Abstract

The utility model provides an electronic deviation correcting device suitable for roll type host computer, it is including the installation fixing base, be provided with the removal slider in the installation fixing base, be provided with the running roller of rectifying on removing the slider, remove the one end fixed connection of slider and flexible lead screw, characterized by still fixedly is provided with the flange of connection on the installation fixing base, be provided with gear motor on the terminal surface of flange of connection, be provided with rotatory screw through the bearing inside connecting the flange, the one end and the flange fixed connection of rotatory screw, flange and gear motor's output shaft fixed connection, rotatory screw suit is on flexible lead screw, gear motor can drive flange and rotatory screw and be the pivotal motion together.

Description

Electric deviation rectifying device suitable for rolling type main machine

Technical Field

The utility model discloses be used in U-shaped roof beam roll-in former, be an electronic deviation correcting device suitable for rolling type host computer.

Background

In the existing process of rolling and forming the longitudinal beam, the quality of the used strip steel coil stock and the rigidity precision of roll-type forming production line equipment hardly meet the use requirements of a machine tool, and if manual intervention is not performed at the middle position of the rolling and forming of the steel plate, the wing height of the U-shaped beam formed by rolling can be unequal in wing height, unstable and the like, so that the U-shaped beam exceeding the use requirements of customers can only be scrapped; the utility model discloses the invention is just beginning to roll out when shaping, intervenes to the U type roof beam of just becoming to satisfy the demand of actual production.

The existing deviation correcting devices in the through-shaft type rolling main machine are manual deviation correcting devices and need to be manually operated by operators; the operation is relatively convenient on the operation side, and the motor, the speed reducer and the rotating universal coupling are arranged around the non-operation side, so that the deviation correcting device is inconvenient and unsafe to operate by passing through the devices.

The utility model is arranged between two groups of roller memorial archways, the space between the two groups of roller memorial archways is about 320mm, and the space is narrow; especially, the operation on the transmission side is inconvenient, so for more than ten years, operators who work on the equipment always require the hand-operated deviation correcting device to be lifted to be electrically adjusted, and no breakthrough is obtained.

Present hand deviation correcting device, the screw is fixed motionless, and hand lead screw rotates, the lead screw axle head not only need be connected with the slider, again with take place relative rotation between the slider, the positive friction that can take place between lead screw axle head and the slider, quick wearing and tearing are inevitable, part life is short.

SUMMERY OF THE UTILITY MODEL

The utility model provides an electronic deviation correcting device suitable for roll type host computer.

The scheme is characterized in that a rotary nut is arranged in the connecting and fixing flange through a bearing, namely a shaft shoulder is arranged in an inner hole in the middle of the connecting and fixing flange and used for arranging outer rings of two disc conical roller bearings, and the two disc conical roller bearings are fixed in the connecting and fixing flange; the inner ring of the tapered roller bearing is provided with a rotating nut.

The rotary screw nut is of a hollow rotary structure, an inner hole is provided with trapezoidal internal threads, the front end of an excircle is provided with a shaft shoulder for fixing the inner rings of the two-disk tapered roller bearing, and the rear end of the inner ring of the tapered roller bearing is pressed and fixed by a positioning spigot of the connecting flange; the rotary screw nut is axially fixed relative to the connecting and fixing flange and rotates under the support of the bearing.

The connecting flange is of a rotary flange structure, a key groove is processed in an inner hole at the rear end, the key groove and an output shaft of the speed reducing motor form transition fit, and torque is transmitted by the key.

The front end of the connecting flange is provided with an inner hole with a shaft shoulder, and the shaft shoulder of the inner hole at the front end and the outer circular surface of the rotating nut form a transition fit relation.

Countersunk holes are axially and uniformly distributed on the periphery of the connecting flange, the connecting flange is connected and fastened with a rotary nut by using hexagon socket head cap bolts, and the inner ring of the tapered roller bearing is compressed by the end face of the positioning spigot at the front end of the connecting flange.

The middle part of the connecting flange is provided with a process inner hole, so that the telescopic screw rod is prevented from interfering with the connecting flange when moving backwards in a telescopic range.

The middle of the installation fixing seat is provided with a U-shaped groove, two pressing plates are installed on the two side edges of the U-shaped groove of the installation fixing seat, and the U-shaped groove and the pressing plates in the middle of the installation fixing seat establish a sliding guide relation together with the movable sliding block.

The rear vertical surface of the movable sliding block is fixedly connected with the front end circular flange of the telescopic screw rod through a bolt, so that the telescopic screw rod can only slide back and forth along the U-shaped groove and cannot rotate.

The utility model has the advantages that: the speed reduction motor directly links rotatory screw, and rotatory screw drives flexible lead screw and can only do axial motion, and flexible lead screw drives the roller of rectifying and removes. The part structure has adopted new construction, the utility model discloses a life of relevant part obtains improving. The manual adjustment is lifted into the electric adjustment, and the operation adjustment of the wing height of the U-shaped beam is more convenient and simpler; the operating environment of the operator is improved, the operator does not need to climb to the middle of the transmission of the main machine to operate, and the risk of safety accidents is reduced.

Drawings

Fig. 1 is a schematic view of the environment and location in which the present invention is used. Fig. 2 is a partial enlarged view of III in fig. 1. Fig. 3 is an installation diagram of the present invention. Fig. 4 is a schematic view of the structure of the present invention in a partial cutting and sectional view. Fig. 5 is a schematic sectional structure diagram of the present invention. Fig. 6 is a sectional view taken along line E-E in fig. 5.

In the figure: 1-a lower roll set; 2-tapered roller bearings; 3, mounting a memorial archway by a roller; 4-upper roll group; 5-U-beams in a roll-forming process; 6-connecting a flange; 7-connecting a fixed flange; 8-rotating a screw nut; 9-a telescopic screw rod; 10-moving the slide block; 11-mounting a fixed seat; 12-a roller axle; 13-a baffle; 14-back-up nut; 15-pressing plate; 16-a deviation rectifying roller; 17-round nuts; 18-a gear motor; 19-roller type drive main motor; 20-roller type transmission main speed reducer; 21-a coupler; 22-gear distribution reduction box; 23-a universal coupling; 24-pressing down the synchronizing shaft; 25-pressing down a gear distribution reduction box; 26-hexagon socket head cap screw; a 27-bond; 28-angular contact bearing.

Detailed Description

As shown in figure 1 and figure 2, the utility model is installed in the middle of the rolling main machine and is installed between two groups of middle rollers for use.

As shown in fig. 3, 4 and 6, two sets of the present invention are fixed to the inner vertical surfaces of two adjacent fixed memorial archways through 2 sets of 4 waist-shaped holes on two sides of the mounting seat 11, and two sets of the present invention are symmetrically used in a set.

As shown in fig. 3, an electric deviation rectifying device suitable for a rolling type main machine comprises a mounting fixing seat 11 fixedly arranged between two adjacent fixed memorial archways, a movable slider 10 is arranged in the mounting fixing seat 11, a deviation rectifying roller 16 is arranged on the movable slider 10, and the movable slider 10 is fixedly connected with one end of a telescopic screw rod 9. The mounting and fixing base 11 is further fixedly provided with a connecting and fixing flange 7, the end face of the connecting and fixing flange 7 is provided with a speed reducing motor 18, a rotating nut 8 is arranged inside the connecting and fixing flange 7 through a bearing, one end of the rotating nut 8 is fixedly connected with the connecting flange 6, and the connecting flange 6 is fixedly connected with an output shaft of the speed reducing motor 18. The rotary screw 8 is sleeved on the telescopic screw rod 9. The speed reducing motor 18 can drive the connecting flange 6 and the rotating nut 8 to rotate together.

The connection fixing flange 7 is internally provided with the rotary screw nut 8 through a bearing, namely the connection fixing flange 7 is provided with a shaft shoulder in the middle inner hole, two sides of the connection fixing flange are used for fixing the outer rings of the two disc conical roller bearings 2 back to back, and the two disc conical roller bearings 2 are fixed in the connection fixing flange 7; the rotary screw nut 8 is of a rotary structure, an inner hole is provided with trapezoidal internal threads, the front end of an excircle is provided with a shaft shoulder, the inner rings of two disk conical roller bearings 2 which are arranged back to back are fixed, and the rear ends of the inner rings of the conical roller bearings 2 are pressed and fixed by a positioning spigot of the connecting flange 6; the rotary screw nut 8 is axially fixed relative to the connecting and fixing flange 7 and rotates under the support of the tapered roller bearing 2.

As shown in fig. 4, 5 and 6, the connecting flange 6 is a rotary flange structure, and a key groove is processed in an inner hole at the rear end, and is in transition fit with an output shaft of the speed reducing motor 18, and torque is transmitted by a key 27; the front end of the connecting flange 6 is an inner hole with a shaft shoulder, the shaft shoulder of the inner hole at the front end and the outer circular surface of the rotating screw nut 8 form a transition fit relation, simultaneously countersunk holes are uniformly distributed on the axial circumference of the connecting flange 6, the connecting flange 6 and the rotating screw nut 8 are connected and fastened together by hexagon socket head cap bolts 26, and the inner ring of the tapered roller bearing 2 is pressed by the end surface of the positioning spigot at the front end of the connecting flange 6; meanwhile, an inner hole in the middle of the connecting flange 6 belongs to a technical inner hole, and interference between the telescopic screw rod 9 and the connecting flange 6 when the telescopic screw rod moves backwards in a telescopic range is avoided.

As shown in fig. 4 and 5, the front end of the connecting and fixing flange 7 is a rectangular flange, the rear end is a circular flange with a positioning spigot on an inner hole, and the middle is a welding structure of a thick-wall circular pipe; the front end rectangular flange and the mounting fixing seat 11 are connected and fastened together through bolts, and the circular flange with the positioning spigot at the rear end and the flange spigot of the speed reducing motor 18 form a matching relation and are connected and fastened together through bolts for fixing the speed reducing motor 18.

As shown in fig. 4 and 6, an open U-shaped groove is formed in the middle of the mounting fixing seat 11, and mounting surfaces inclined relative to the U-shaped groove are arranged on two outer sides of the U-shaped groove and used for fixing the mounting fixing seat 11 to inner vertical surfaces of two adjacent roller mounting memorial archways 3; two pressing plates 15 are arranged at the two side edges of the U-shaped groove of the mounting and fixing seat 11, and the U-shaped groove in the middle of the mounting and fixing seat 11 and the pressing plates 15 jointly establish a sliding guide relation with the movable sliding block 10; the rear vertical surface of the movable sliding block 10 is fixedly connected with a front end circular flange of the telescopic screw rod 9 through a bolt, so that the telescopic screw rod 9 can only slide back and forth along the U-shaped groove and cannot rotate.

The upper roll set 4 and the lower roll set 1 form a C-shaped groove guide groove with a downward opening, if the deviation rectifying roller 16 of the utility model is not provided with two sides, the U-shaped beam 5 in the roll forming process can incline to one side in the process of the rotation of the upper roll set and the lower roll set due to various reasons, so that the height difference of two side wings of the U-shaped beam is larger; the correcting roller 16, the upper roller group 4 and the lower roller group 1 of the utility model jointly form a closed guide groove which can control the height of the guide grooves at the two sides of the C-shaped groove, so that the wing heights at the two sides of the U-shaped beam in the rolling process can be controlled all the time and controlled within the required range; the multiple groups of the utility model are symmetrically installed and matched to use in pairs, so as to achieve the requirement of accurately controlling the height of the U-shaped beam wing.

The U-shaped rear vertical surface of the mounting fixing seat 11 is tightly connected with a square fixing flange connected with the front end of the fixing flange 7 by bolts, and the front mounting surface connected with the fixing flange 7 is a rear limit for the movement of the movable slider 10; the front vertical surface of the mounting fixing seat 11 is tightly connected with the baffle 13 through bolts, and the rear mounting surface of the baffle 13 is the front limit of the movement of the movable slider 10.

The lower end of the roller shaft 12 is connected with the movable sliding block 10 through threads, and is backed up by a back nut 14 after being adjusted properly; two disk angular contact bearings 28 are installed on the roller shaft 12 face to face, the inner ring of the lower end of the angular contact bearing 28 is pressed on the shaft shoulder of the middle part of the roller shaft 12, the inner ring of the upper end of the angular contact bearing 28 is tightly backed by a spacer bush and two disk nuts 17, the deviation rectifying roller 16 is of a revolving body structure, the outer ring of the angular contact bearing 28 is installed in the inner hole of the deviation rectifying roller 16, the upper end and the lower end of the deviation rectifying roller are tightly clamped by a hole retainer ring, and therefore the deviation rectifying roller 16 can rotate around the roller shaft 12 and cannot move axially along the roller shaft 12.

The roller shaft 12 is provided with a lubricating oil hole at the axial center for lubricating the sliding surface of the movable slider 10, and the roller shaft 12 is also provided with a lubricating hole perpendicular to the axial direction and communicated with the axial oil groove for lubricating two disk angle contact bearings 28 arranged in the deviation correcting roller 16.

The lubricating oil hole is formed in the middle of the connecting and fixing flange 7, so that the two disc conical roller bearings 2 and the trapezoidal thread pair installed in the connecting and fixing flange 7 can be lubricated during oil filling, and the service life of parts is prolonged.

According to the working requirement, an output shaft of the speed reducing motor 18 rotates to drive the connecting flange 6 to rotate, the rotating screw nut 8 and the connecting flange 6 are connected and fastened together through a plurality of bolts to drive the rotating screw nut 8 to do rotating motion, the telescopic screw rod 9 and the movable sliding block 10 are connected and fastened together through bolts, and the movable sliding block 10 can only move back and forth relative to a U-shaped groove in the middle of the mounting fixing seat 11, so that the telescopic screw rod 9 can only do back and forth movement work; because the speed reducing motor 18 drives the rotary screw nut 8 to rotate, the telescopic screw rod 9 drives the telescopic screw rod 9 and the movable slide block 10 to move back and forth along the U-shaped groove in the middle of the mounting fixing seat 11 under the action of the trapezoidal thread in the middle of the rotary screw nut, and the deviation correcting roller 16 is mounted on the movable slide block 10, the speed reducing motor 18 drives the deviation correcting roller 16 to partially move back and forth along the U-shaped groove in the middle of the mounting fixing seat 11.

As shown in fig. 3, the U-beam is manufactured with the opening downwards, in operation: the lower roll set 1 supports the inner abdominal surface of the U-shaped beam, the upper roll set 4 compresses the outer abdominal surface of the U-shaped beam, the outer shoulder of the left deviation correcting roll 16 props against the lower bottom surface of the wing plate of the U-shaped beam, and the outer shoulder of the right deviation correcting roll 16 props against the lower bottom surface of the wing plate of the U-shaped beam, so that closed guide grooves capable of controlling the heights of the guide grooves on the two sides of the C-shaped groove are formed together; if the wing heights on the two sides of the produced U-shaped beam are different, if the wing height on the left side of the U-shaped beam is higher than the wing height on the right side of the U-shaped beam, the right electric speed reducer is electrified, an output shaft of the speed reducer drives the connecting flange 6 to rotate, the connecting flange 6 drives the rotating nut 8 to rotate together, and the telescopic screw rod 9 and the movable sliding block 10 are connected into a whole, so that the rotating nut 8 rotates, the telescopic screw rod 9 converts the rotating kinetic energy into the sliding block to move, and the deviation correcting roller 16 is pushed to move obliquely downwards; meanwhile, the left electric speed reducer is electrified to push the deviation correcting roller 16 to move upwards in an inclined mode, so that the height of the left side wing of the U-shaped beam is reduced, the height of the right side wing of the U-shaped beam is increased, the offset length is reduced, and the heights of the left side wing and the right side wing of the U-shaped beam are controlled within a design allowable range.

Claims

1. The electric deviation correcting device is characterized in that a connecting and fixing flange is fixedly arranged on the mounting and fixing seat, a speed reducing motor is arranged on the end face of the connecting and fixing flange, a rotary screw nut is arranged inside the connecting and fixing flange through a bearing, one end of the rotary screw nut is fixedly connected with the connecting flange, the connecting flange is fixedly connected with an output shaft of the speed reducing motor, the rotary screw nut is sleeved on the telescopic screw rod, and the speed reducing motor can drive the connecting flange and the rotary screw nut to perform pivoting motion together.

2. The electric deviation rectifying device suitable for the roll-type mainframe as claimed in claim 1, wherein the inside of the connecting and fixing flange is provided with the rotary screw nut through the bearing, that is, the inner hole in the middle of the connecting and fixing flange is provided with a shaft shoulder for arranging the outer ring of the two disc conical roller bearings, and the two disc conical roller bearings are fixed in the connecting and fixing flange; the inner ring of the tapered roller bearing is provided with a rotating nut.

3. The electric deviation rectifying device suitable for the roll-type mainframe according to claim 2, wherein the rotary screw nut is a hollow rotary structure, the inner hole has a trapezoidal internal thread, the front end of the outer circle has a shaft shoulder for fixing the inner rings of the two-disk tapered roller bearing, and the rear end of the inner ring of the tapered roller bearing is pressed and fixed by the positioning spigot of the connecting flange; the rotary screw nut is axially fixed relative to the connecting and fixing flange and rotates under the support of the bearing.

4. The electrical deviation rectifying apparatus for a roll type mainframe according to claim 1, wherein the connecting flange is a rotating flange structure, and the inner hole of the rear end is processed with a key slot, which forms a transition fit with the output shaft of the speed reducing motor, and transfers torque by the key.

5. The electrical deviation rectifying apparatus for a roll forming machine as claimed in claim 1, wherein the front end of the connecting flange is an inner hole with a shoulder, and the shoulder of the inner hole of the front end forms a transition fit with the outer circumferential surface of the rotating nut.

6. The electric deviation rectifying device for the roll type main machine according to claim 1, wherein countersunk holes are axially and uniformly distributed on the periphery of the connecting flange, the connecting flange is connected and fastened with the rotary nut by hexagon socket head cap bolts, and the end surface of the front positioning spigot of the connecting flange presses the inner ring of the tapered roller bearing.

7. The electric deviation rectifying device for roll type main machine according to claim 1, wherein a process inner hole is provided in the middle of the connecting flange.

8. The electrical deviation rectifying apparatus for roll forming machine as claimed in claim 1, wherein the mounting seat has a U-shaped slot in the middle, two pressing plates are mounted on two side edges of the U-shaped slot of the mounting seat, and the U-shaped slot and the pressing plates are in sliding guiding relation with the movable sliding block.

9. The electric deviation rectifying device for roll type mainframe as claimed in claim 1, wherein the movable sliding block is fixedly connected with the telescopic screw rod.