CN218743949U

CN218743949U - Roller equipment capable of quickly changing rollers

Info

Publication number: CN218743949U
Application number: CN202222151624.6U
Authority: CN
Inventors: 张翼
Original assignee: Wisdri Engineering and Research Incorporation Ltd
Current assignee: Wisdri Engineering and Research Incorporation Ltd
Priority date: 2022-08-16
Filing date: 2022-08-16
Publication date: 2023-03-28
Anticipated expiration: 2032-08-16

Abstract

The utility model relates to a roller equipment that can roll change fast, including frame and last roller box, it is equipped with a plurality of hole sites and is located each hole site department and be equipped with T type bolt respectively to go up the roller box, each hole site department is equipped with first structure hole and second structure hole, first structure hole is for forming the rectangle counter sink that corresponds the hole site bottom and opening direction down, the rectangle through-hole that corresponds the hole site is for lining up from top to bottom in the second structure hole, first structure hole and the cross intercommunication of second structure hole, the head gomphosis of T type bolt is in first structure hole and the screw rod passes through locking nut behind second structure hole and the frame top and locks. The utility model provides a T-shaped bolt can better transmit the acting force born by an upper roll box to a frame during normal production of the roll equipment; when the roll is changed, the T-shaped bolt is lifted to the upper part of the upper roll box through the second structural hole without dismounting the T-shaped bolt, so that the roll changing efficiency can be obviously improved, the roll changing workload can be reduced, and meanwhile, the risk of losing the bolt can be avoided.

Description

Roller equipment capable of quickly changing rollers

Technical Field

The utility model relates to a can roll change's roller equipment fast.

Background

At present, in a strip continuous production processing line in the metallurgical industry, the replacement of roller equipment is widely and frequently required. The traditional roller equipment has the defects of complex workload and low speed during roller changing operation, and seriously influences the smooth production.

SUMMERY OF THE UTILITY MODEL

The utility model relates to a roller equipment that can roll change fast can solve prior art's partial defect at least.

The utility model relates to a roller equipment that can roll change fast, including frame and last roller box, be equipped with upper portion roll change track in the frame, it is equipped with T type bolt respectively to be equipped with a plurality of hole sites and in each hole site department on the roller box to go up, and each hole site department is equipped with first structure hole and second structure hole, first structure hole is for forming the rectangle counter sink hole and the opening direction down that correspond the hole site bottom, the second structure hole is for lining up the rectangle through-hole that corresponds the hole site from top to bottom, first structure hole with second structure hole alternately communicates, the head gomphosis of T type bolt is in and the screw rod passes in the first structure hole pass through locking nut locks behind second structure hole and the frame top.

In one embodiment, the first structural holes are in crisscross communication with the second structural holes

In one embodiment, the first structural holes have a longitudinal direction parallel to the roller axis direction, and the second structural holes have a longitudinal direction perpendicular to the roller axis direction.

As an embodiment, the hole sites are distributed on two sets of bearing seats of the upper roller box.

As one embodiment, each set of bearing seats is provided with a plurality of hole sites and is respectively arranged on two sides of the vertical symmetrical plane of the roller.

In one embodiment, the second structural hole has a width greater than a width of the head of the T-bolt.

As an embodiment, the roll apparatus is further provided with a roll change spacer for spacing between the lock nut and the frame at the time of roll change.

In one embodiment, the roll-changing cushion block is mounted on the frame by a chain and has a working position padded between the lock nut and the frame and an idle position away from the lock nut.

In one embodiment, the roll apparatus is a rolling mill, a stretch-bend leveler, or a leveler.

The utility model discloses following beneficial effect has at least:

the utility model provides a roller device adopts the punch combination and the T type bolt cooperation of first structure hole and second structure hole, and the head gomphosis of T type bolt improves the restraint reliability of T type bolt to the top roll box in first structure hole during normal production, and makes the top roll box be the form of hanging moreover, and the head of T type bolt can improve the reliability of hanging to the top roll box, and the effort that the top roll box bore can better transmit to the frame, improves top roll operational reliability effectively; when the roll is changed, the T-shaped bolt is only required to be lifted above the upper roll box through the second structure hole, the roll changing operation can be completed without taking the T-shaped bolt down from the rack, the roll changing efficiency can be obviously improved, the roll changing workload can be reduced, and meanwhile the risk of bolt loss can be avoided.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an upper roller box provided by an embodiment of the present invention during normal production.

FIG. 2 is a bottom view of FIG. 1;

fig. 3 is a schematic structural view of the upper roll box according to the embodiment of the present invention when the upper roll box is lowered to the upper roll changing track;

FIG. 4 is a bottom view of FIG. 3;

fig. 5 is a schematic structural view of the upper roller box provided by the embodiment of the present invention after the upper roller box is lowered to the upper roller changing track and the T-shaped bolt is rotated by 90 °.

FIG. 6 is a bottom view of FIG. 5;

FIG. 7 is a schematic structural view of the roller-changing cushion block according to the embodiment of the present invention;

fig. 8 is a bottom view of fig. 7.

Detailed Description

The technical solutions in the embodiments of the present invention are described below clearly and completely, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-8, the embodiment of the utility model provides a roller equipment that can roll over fast, including frame 1 and top roller box 2, be equipped with upper portion roll change track 11 in the frame 1, be equipped with a plurality of hole sites on the top roller box 2 and lie in each hole site department and be equipped with T type bolt 3 respectively, each hole site department is equipped with first structure hole 24 and second structure hole 25, first structure hole 24 is for forming the rectangle counter sink and the opening direction down that correspond the hole site bottom, second structure hole 25 is for lining up the rectangle through-hole that corresponds the hole site from top to bottom, first structure hole 24 with second structure hole 25 alternately communicates, T type bolt 3's head 31 gomphosis is in first structure hole 24 and the screw rod passes through locking nut 4 locks behind second structure hole 25 and the frame 1 top.

The structure of the frame 1 and the upper roll box 2 is conventional in the art and will not be described herein. The top of the frame 1 may be provided with a fixing plate 12 for fitting with the locking nut 4 after the T-bolt 3 is inserted.

In one embodiment, as shown in fig. 1 to 8, the holes are distributed on the two sets of bearing blocks 21 of the upper roller box 2. Further preferably, each set of bearing blocks 21 is provided with a plurality of holes and is arranged on both sides of a vertical symmetry plane of the roller, wherein the vertical symmetry plane of the roller is parallel to the axis of the roller; the hole sites on the bearing seat 21 are distributed on two sides of the vertical symmetrical plane of the roller, so that the stability and reliability of the mounting structure of the upper roller box 2 can be ensured, and the working performance of the upper roller 23 can be ensured. Alternatively, as shown in fig. 2, 4, 6 and 8, each set of bearing housings 21 is provided with two holes, which are symmetrically distributed with respect to the vertical symmetry plane of the roller.

When the holes are distributed on the bearing seat 21, correspondingly, a first structure hole 24 is formed at the bottom of the bearing seat 21, and a second structure hole 25 is formed from the bottom of the bearing seat 21 to the top of the bearing seat 21.

Wherein, preferably, the width of the second structure hole 25 is larger than the width of the head of the T-shaped bolt 3, so as to facilitate the T-shaped bolt 3 to pass through the second structure hole 25.

The specification of the first structural hole 24 is preferably matched with the size of the head 31 of the T-bolt 3, preferably, the head 31 of the T-bolt 3 is matched with the hole wall of the first structural hole 24 by a clearance, specifically, the length of the first structural hole 24 is slightly larger than the length of the head 31 of the T-bolt 3, and the width of the first structural hole 24 is slightly larger than the width of the head of the T-bolt 3. Through the matching property between the first structural hole 24 and the head 31 of the T-shaped bolt 3, the constraint reliability of the T-shaped bolt 3 on the upper roller box 2 can be further improved, and the position play or the shaking of the upper roller 23 during normal production can be effectively reduced, so that the working performance of the upper roller 23 during normal production can be improved.

Preferably, as shown in fig. 2, 4, 6 and 8, the first structured holes 24 are in criss-crossing communication with the second structured holes 25, i.e. in orthogonal communication. In one embodiment, as shown in fig. 2, 4, 6 and 8, the length direction of the first structure holes 24 is parallel to the axial direction of the roller, and the length direction of the second structure holes 25 is perpendicular to the axial direction of the roller. Based on the design, the constraint reliability of the T-shaped bolt 3 on the upper roll box 2 can be further improved, so that the T-shaped bolt 3 can well transmit the longitudinal force (parallel to the steel wire) and the transverse force applied to the upper roll box 2 to the rack 1.

Further preferably, as shown in fig. 1, 3, 5 and 7, the roller apparatus is further provided with a roller change spacer 61 for being cushioned between the lock nut 4 and the frame 1 at the time of roller change. When the roll changing operation is performed, after the locking nut 4 is unscrewed, the locking nut 4 is lifted through the roll changing cushion block 61, so that the T-shaped bolt 3 is positioned above the upper roll box 2, the T-shaped bolt 3 is prevented from interfering with the upper roll box 2, the replacement operation of the upper roll box 2 can be completed, and meanwhile, the T-shaped bolt 3 does not need to be taken down from the rack 1. During normal production, the travelling mechanism 22 of the upper roller box 2 is positioned above the upper roller changing track 11, and the distance is defined as d; and the height of the second structural hole 25 is H, and the padding height of the roll changing cushion block 61 is greater than d + H.

Further, the roll changing cushion block 61 is mounted on the frame 1 through the chain 62 and has a working position padded between the lock nut 4 and the frame 1 and an idle position far away from the lock nut 4, so that the use of the roll changing cushion block 61 is facilitated, and the roll changing operation is prevented from being influenced by the loss of the roll changing cushion block 61. The lock nut 4 is generally provided with a lock washer 5, and the roll changing spacer 61 can cushion the lock washer 5 together with the lock nut 4.

According to the roller equipment provided by the embodiment, the hole groups of the first structural hole 24 and the second structural hole 25 are matched with the T-shaped bolt 3, the head 31 of the T-shaped bolt 3 is embedded in the first structural hole 24 during normal production, the constraint reliability of the T-shaped bolt 3 on the upper roller box 2 is improved, the upper roller box 2 is in a hanging form, the head 31 of the T-shaped bolt 3 can improve the hanging reliability of the upper roller box 2, the acting force borne by the upper roller box 2 can be well transmitted to the rack 1, and the working reliability of the upper roller is effectively improved; when the roll is changed, the T-shaped bolt 3 is only required to be lifted to the upper part of the upper roll box 2 through the second structure hole 25, the roll changing operation can be completed without taking the T-shaped bolt 3 down from the rack 1, the roll changing efficiency can be obviously improved, the roll changing workload can be reduced, and meanwhile, the risk of bolt loss can be avoided.

Optionally, the roll equipment is steel rolling equipment which comprises a roll box and needs to be replaced frequently, such as a rolling mill, a stretch bending straightener or a straightener, and can be widely applied to continuous strip processing lines of silicon steel, carbon steel, stainless steel, nonferrous materials and the like; further, a roll device such as a wringer roll or a steering roll may be used.

As shown in fig. 1-8, the embodiment of the present invention further provides a roll changing method of the roll apparatus, including:

when the old roller is removed, the locking nut 4 is unscrewed, so that the travelling mechanism 22 of the upper roller box 2 to be replaced is lowered onto the upper roller replacing track 11; then the head 31 of each T-shaped bolt 3 is separated from the first structural hole 24, and after rotating for 90 degrees, the head rises to the upper part of the upper roll box 2 to be replaced through the second structural hole 25; then taking the upper roll box 2 to be replaced out of the frame 1;

when a new roller is installed, the upper roller box 2 to be installed is sent into the frame 1; lowering the head 31 of each T-bolt 3 through the second structure hole 25 to a position below the first structure hole 24, rotating the T-bolt by 90 °, and fitting the head 31 of each T-bolt 3 into the first structure hole 24; after the upper roll cassette 2 is raised to the target position, each lock nut 4 is tightened.

The above description is only for the preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a but roller equipment of quick roll change, includes frame and last roller box, be equipped with upper portion roll change track in the frame, its characterized in that: the upper roll box is provided with a plurality of hole sites, T-shaped bolts are arranged at the hole sites respectively, a first structure hole and a second structure hole are arranged at each hole site, the first structure hole is a rectangular counter bore formed at the bottom of the corresponding hole site, the opening direction of the first structure hole faces downwards, the second structure hole is a rectangular through hole which is vertically communicated with the corresponding hole site, the first structure hole is communicated with the second structure hole in a cross mode, the head of each T-shaped bolt is embedded in the first structure hole, and a screw rod penetrates through the second structure hole and the top of the rack and then is locked through a locking nut.

2. The roller apparatus of claim 1, wherein: the first structure hole is communicated with the second structure hole in a crisscross mode.

3. The roller apparatus of claim 2, wherein: the length direction of the first structural holes is parallel to the axial direction of the roller, and the length direction of the second structural holes is perpendicular to the axial direction of the roller.

4. The roller apparatus of claim 1, wherein: and the hole sites are distributed on the two groups of bearing seats of the upper roller box.

5. The roller apparatus of claim 4, wherein: each group of bearing blocks is provided with a plurality of hole sites which are respectively arranged at two sides of the vertical symmetrical plane of the roller.

6. The roll apparatus of claim 1, characterized in that: the width of the second structure hole is larger than the width of the head of the T-shaped bolt.

7. The roller apparatus of claim 1, wherein: and a roll changing cushion block which is used for being cushioned between the locking nut and the frame during roll changing is also arranged.

8. The roller apparatus of claim 7, wherein: the roller changing cushion block is installed on the rack through a chain and is provided with a working position and an idle position, the working position is padded between the locking nut and the rack, and the idle position is far away from the locking nut.

9. The roller apparatus of claim 1, wherein: the roll apparatus is a rolling mill, a stretch-bend leveler or a leveler.