CN218460451U

CN218460451U - Roller disassembling and assembling device

Info

Publication number: CN218460451U
Application number: CN202222334880.9U
Authority: CN
Inventors: 杨涛
Original assignee: Wisdri Engineering and Research Incorporation Ltd
Current assignee: Wisdri Engineering and Research Incorporation Ltd
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2023-02-10
Anticipated expiration: 2032-09-01

Abstract

The utility model relates to a roll is torn open roller dress roller device, including roll bracket and two sets of operation dollies, be equipped with the roll on the roll bracket and hold in the palm the groove, two sets of operation dollies along the roll hold in the palm the axial branch in groove and arrange in the both sides of roll bracket, and every group operation dolly disposes and is used for driving its translation actuating mechanism who is close to or keeps away from the roll bracket, is equipped with bearing bracket and is used for driving the lift actuating mechanism that bearing bracket goes up and down on every group operation dolly. The utility model provides a roll roller dismounting and mounting device, which adopts two groups of operation trolleys and a roll bracket to carry out the matching operation, can lead the bearing seat to be close to or away from the roll through the movement of the operation trolleys, is convenient for the respective hoisting of the bearing seat and the roll and the dismounting and mounting operation of the bearing seat, can obviously reduce the on-site manual operation links, and improves the roll roller dismounting and mounting efficiency; and the operation trolley can play a role of temporarily storing the bearing seat, so that only the roller can be lifted during maintenance, the maintenance operation is further facilitated, and the labor intensity is reduced.

Description

Roller disassembling and assembling device

Technical Field

The utility model relates to a roll is torn open roller dress roller device.

Background

In the production line of hot rolled section steel, a cogging mill, i.e., a BD rolling mill, is a very critical apparatus, and rolls thereof are subjected to offline grinding after being worn. Generally, the roll needs crown blocks and other equipment for off-line, and after the connection between the bearing blocks and the roll is manually released, the hoisting of the two groups of bearing blocks and the roll is sequentially completed through manual assistance; the operation is carried out reversely when the roller is on line, so that more manual operation links are needed, the roller dismounting efficiency is lower, and the potential safety hazard is larger.

SUMMERY OF THE UTILITY MODEL

The utility model relates to a roll is torn open roller dress roller device can solve prior art's partial defect at least.

The utility model relates to a roll tears roller dress roller device open, including roll bracket and two sets of operation dollies, it puts the groove to be equipped with the roll support on the roll bracket, and two sets of operation dollies are followed the roll holds in the palm the axial branch who puts the groove and arranges in the both sides of roll bracket, every group operation dolly dispose and be used for driving it and be close to or keep away from the translation actuating mechanism of roll bracket is equipped with the bearing frame bracket on every group operation dolly and is used for the drive the lift actuating mechanism that the bearing frame bracket goes up and down.

As an embodiment, the translational drive mechanism is arranged on the roll carriage.

As an embodiment, the working trolley is provided with a translation rail, and the guide direction of the translation rail is parallel to the axial direction of the roller supporting and placing groove.

In one embodiment, the translation driving mechanism is a cylinder or a hydraulic cylinder, and the axial direction of the output shaft is parallel to the axial direction of the roll receiving groove.

In one embodiment, the work carriage is further provided with a guide mechanism for guiding the lifting movement of the bearing block bracket.

As one embodiment, the guide mechanism includes a plurality of guide rods disposed on the work carriage and a plurality of guide sleeves disposed on the bearing block bracket, and each of the guide sleeves is sleeved with each of the guide rods in a one-to-one correspondence.

In one embodiment, the roll receiving groove is a V-groove.

In one embodiment, the two side groove walls of the roll holding groove are respectively provided with an adjusting wedge block, the wedge surfaces of the two adjusting wedge blocks are opposite and define a V-shaped groove cavity with a wide top and a narrow bottom, and the positions of the adjusting wedge blocks on the corresponding groove walls are adjustable.

In one embodiment, the adjustment wedge has a wedge surface slope that is different from the slope of the corresponding groove wall.

As one of the implementation modes, the device for detaching and installing the roller of the roller further comprises a base, and the roller bracket and the two groups of operation trolleys are arranged on the base.

The utility model discloses following beneficial effect has at least: the utility model provides a roll roller dismounting and mounting device, which adopts two groups of operation trolleys and a roll bracket to cooperate, can lead a bearing pedestal to be close to or away from a roll through the movement of the operation trolleys, is convenient for the respective hoisting of the bearing pedestal and the roll and the dismounting and mounting operation of the bearing pedestal, can obviously reduce the links of field manual operation, and improves the roll roller dismounting and mounting efficiency; and the operation trolley can play a role of temporarily storing the bearing seat, so that only the roller can be lifted during maintenance, the maintenance operation is further facilitated, and the labor intensity is reduced.

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 a roller dismounting and mounting device for a roller according to an embodiment of the present invention;

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

fig. 3 is a schematic structural diagram of a roll holder according to an embodiment of the present invention.

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 of 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 fig. 1 and fig. 2, the embodiment of the utility model provides a roller is torn open and is adorned roller device, including roll bracket 1 and two sets of operation dollies 21, be equipped with the roll on roll bracket 1 and hold in the palm the groove, two sets of operation dollies 21 are followed the roll holds in the palm the axial branch of putting the groove and arranges in roll bracket 1's both sides, every group operation dolly 21 dispose be used for driving it be close to or keep away from roll bracket 1's translation actuating mechanism 22 is equipped with bearing frame bracket 25 and is used for the drive on every group operation dolly 21 the lift actuating mechanism 23 that bearing frame bracket 25 goes up and down.

Preferably, as shown in fig. 1 and 2, the roller dismounting and mounting device further comprises a base 3, and the roller bracket 1 and the two sets of operation trolleys 21 are arranged on the base 3, so that the roller dismounting and mounting device can be formed into skid-mounted equipment, is convenient to mount and move on a workshop basis, and can be used for maintenance operations of rollers in different positions and different types.

Wherein, preferably, the roll dismounting and mounting device is arranged near the rolling mill, for example, in the same workshop; the axial direction of the roll receiving groove is parallel to the axial direction of the rolls on the rolling mill, so that the two sets of work carriages 21 are located on the workshop operating side and the workshop drive side, respectively.

The work carriage 21 is provided with a traveling mechanism 211 and a translation rail, and in the above-described embodiment including the base 3, the translation rail is provided on the base 3.

The working trolley 21 can be close to or far from the roller bracket 1 transversely (parallel to the axial direction of the roller supporting and releasing groove), and can also be close to or far from the roller bracket 1 longitudinally (perpendicular to the axial direction of the roller supporting and releasing groove). In this embodiment, as shown in fig. 1, the operation trolley 21 is laterally close to or far from the roll bracket 1, so that the bearing seat is conveniently separated from or sleeved with the roll, and the guide direction of the translation track is parallel to the axial direction of the roll supporting and placing groove.

In one embodiment, as shown in fig. 1, the translation driving mechanism 22 is arranged on the roll bracket 1, and based on the scheme, the equipment arrangement space of the roll dismounting and mounting device can be effectively reduced, and the structure compactness of the roll dismounting and mounting device is improved.

In one embodiment, the translation driving mechanism 22 is a pneumatic cylinder or a hydraulic cylinder, and the axial direction of the output shaft is parallel to the axial direction of the roller receiving groove. The two groups of operation trolleys 21 are independent and do not interfere with each other, and the working flexibility of the roller dismounting and mounting device can be improved. Wherein the two sets of translation driving mechanisms 22 can be arranged up and down.

In another embodiment, the two sets of translation driving mechanisms 22 share one set of power source, and the two sets of working trolleys 21 can synchronously move, namely synchronously close to the roller bracket 1 or synchronously far away from the roller bracket 1; this way the number of devices and the compactness of the device can be further reduced. Preferably, the translation driving mechanism 22 includes a transmission rack, the transmission rack is fixedly connected with the corresponding operation trolley 21, a transmission gear and a driving motor are arranged on the roller bracket 1, two sets of transmission racks are respectively engaged with the transmission gear, and the effect that the two sets of operation trolleys 21 are synchronously close to the roller bracket 1 or synchronously far away from the roller bracket 1 can be realized by the positive and negative rotation of the driving motor.

Further preferably, as shown in fig. 1 and 2, a guide mechanism for guiding the lifting motion of the bearing seat bracket 25 is further disposed on the working trolley 21, so as to improve the stability and reliability of the lifting motion of the bearing seat bracket 25. In one embodiment, the guiding mechanism includes a plurality of guiding rods 24 disposed on the working trolley 21 and a plurality of guiding sleeves disposed on the bearing block bracket 25, and each guiding sleeve is sleeved with each guiding rod 24 in a one-to-one correspondence manner.

Preferably, the lifting drive mechanism 23 employs an air cylinder or a hydraulic cylinder, and the corresponding guide rods 24 are preferably distributed around the lifting drive mechanism 23, for example, when two guide rods 24 are employed, the two guide rods 24 are symmetrically arranged with respect to the output shaft axis of the lifting drive mechanism 23.

According to the roller dismounting and mounting device provided by the embodiment, two groups of operation trolleys 21 are adopted to be matched with the roller bracket 1 for operation, the bearing blocks can be close to or far away from the roller through the movement of the operation trolleys 21, the respective hoisting of the bearing blocks and the roller and the dismounting and mounting operation of the bearing blocks are facilitated, the on-site manual operation links can be obviously reduced, and the roller dismounting and mounting efficiency is improved; and the operation trolley 21 can play a role of temporarily storing the bearing seat, so that only the roller can be hoisted during maintenance, the maintenance operation is further facilitated, and the labor intensity is reduced.

In one embodiment, as shown in fig. 3, the roll supporting and placing groove is a V-shaped groove, and the roll bracket 1 supports the roll in a V-shaped saddle mode, so that the stability and the reliability are high.

Further preferably, as shown in fig. 3, the two side groove walls 11 of the roll receiving groove are respectively provided with an adjusting wedge 12, the wedge surfaces of the two adjusting wedges 12 are opposite and define a V-shaped groove cavity with a wide upper part and a narrow lower part, and the positions of the adjusting wedges 12 on the corresponding groove walls 11 are adjustable. The distance between the two adjusting wedges 12 can be adjusted by changing the positions of the adjusting wedges 12 on the corresponding groove walls 11, so that on one hand, the roller bearing position can be adjusted, the assembly height of the roller can be adjusted, the assembly and disassembly requirements and the operation flexibility are met, and particularly, the height adjusting function of the lifting driving mechanism 23 on the bearing seat bracket 25 is matched, so that the operation flexibility of the roller assembly and disassembly device is higher; on the other hand, the roller bracket 1 can support rollers with various diameter specifications, thereby meeting the dismounting operation of roller systems with different roller diameter specifications.

Further, the slope of the wedge surface of the adjusting wedge 12 is different from the slope of the corresponding groove wall 11, wherein preferably, the slope of the wedge surface of the adjusting wedge 12 is greater than the slope of the corresponding groove wall 11, so that the adjusting effect of the adjusting wedge 12 is more obvious.

The use method of the roll dismounting and mounting device provided by the embodiment is roughly as follows:

(1) When the roller is worn and needs to be disassembled, assembling and hoisting the roller to the roller disassembling and assembling device to support the roller on the roller bracket 1, wherein the two operation trolleys 2 are both at the positions far away from the roller bracket 1, and the bearing seat bracket 25 is at the descending limit position;

(2) The two operation trolleys 2 run to the position right below the roller bearing block;

(3) The two bearing seat brackets 25 respectively ascend and support the bearing seats on the two sides;

(4) The two operation trolleys 2 move in the direction far away from the roller bracket 1 to separate the bearing block from the roller;

(5) And respectively hoisting the two bearing blocks and the roller or only hoisting the roller according to the maintenance requirement.

When a new roller is installed, the operation flow is opposite to the process, and therefore, the description is omitted.

The above description is only a 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 roll dress roller device is torn open to roll which characterized in that: the roll supporting and placing device comprises a roll bracket and two groups of operation trolleys, wherein a roll supporting and placing groove is formed in the roll bracket, the two groups of operation trolleys are respectively arranged on two sides of the roll bracket along the axial direction of the roll supporting and placing groove, each group of operation trolleys are provided with a translation driving mechanism for driving the operation trolleys to be close to or far away from the roll bracket, and each group of operation trolleys are provided with a bearing seat bracket and a lifting driving mechanism for driving the bearing seat bracket to lift.

2. The roll dismounting and mounting device according to claim 1, wherein: the translation drive mechanism is disposed on the roll carriage.

3. The roll dismounting and mounting device according to claim 1, wherein: the operation trolley is provided with a translation track, and the guide direction of the translation track is parallel to the axial direction of the roller holding groove.

4. The roll dismounting and mounting device according to claim 3, wherein: the translation driving mechanism adopts an air cylinder or a hydraulic cylinder, and the axial direction of the output shaft is parallel to the axial direction of the roller supporting and placing groove.

5. The roll dismounting and mounting device of claim 1, wherein: and the operation trolley is also provided with a guide mechanism for guiding the lifting motion of the bearing seat bracket.

6. The roll disassembling and assembling apparatus according to claim 5, wherein: the guide mechanism comprises a plurality of guide rods arranged on the operation trolley and a plurality of guide sleeves arranged on the bearing seat bracket, and each guide sleeve is sleeved with each guide rod in a one-to-one correspondence manner.

7. The roll dismounting and mounting apparatus according to any one of claims 1 to 6, wherein: the roller supporting groove is a V-shaped groove.

8. The roll dismounting and mounting device according to claim 7, wherein: the roller supporting groove is characterized in that adjusting wedges are respectively arranged on the groove walls on the two sides of the roller supporting groove, the wedge surfaces of the two adjusting wedges are opposite, a V-shaped groove cavity with a wide upper part and a narrow lower part is defined by the two adjusting wedges, and the positions of the adjusting wedges on the corresponding groove walls are adjustable.

9. The roll dismounting and mounting device according to claim 8, wherein: the slope of the wedge surface of the adjusting wedge block is different from the slope of the corresponding groove wall.

10. The roll dismounting and mounting device according to claim 1, wherein: the roller bracket and the two groups of operation trolleys are arranged on the base.