CN216838097U - Detachable roll changing device - Google Patents
Detachable roll changing device Download PDFInfo
- Publication number
- CN216838097U CN216838097U CN202122978467.1U CN202122978467U CN216838097U CN 216838097 U CN216838097 U CN 216838097U CN 202122978467 U CN202122978467 U CN 202122978467U CN 216838097 U CN216838097 U CN 216838097U
- Authority
- CN
- China
- Prior art keywords
- furnace roller
- frame
- cross beam
- roller bearing
- furnace
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000005452 bending Methods 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 description 10
- 239000010959 steel Substances 0.000 description 10
- 238000010438 heat treatment Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000024121 nodulation Effects 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
Images
Landscapes
- Heat Treatments In General, Especially Conveying And Cooling (AREA)
- Tunnel Furnaces (AREA)
Abstract
The utility model discloses a detachable roll changing device which comprises a cross beam frame, a lifting frame and a supporting frame. The transverse beam frames are horizontally arranged; two ends of the bottom of the beam frame are respectively provided with a support frame; the top of the support frame is fixed at the bottom of the cross beam frame, and the bottom of the support frame is sleeved on the furnace roller; the lifting frame comprises vertical pull rods and furnace roller bearing rods which are symmetrically arranged; the top ends of the vertical pull rods which are symmetrically arranged penetrate through the cross beam frame and are in sliding connection with the cross beam frame, and the bottom ends of the vertical pull rods are fixedly connected with two ends of the furnace roller bearing rod respectively. This device make full use of current stove roller's mechanism characteristics, with the help of both sides stove roller as the fulcrum, lift up middle stove roller, labour saving and time saving, the device is firm, can dismantle the equipment in narrow and small space and use, and the application scene is extensive.
Description
Technical Field
The utility model relates to the technical field of heat treatment furnace roller devices, in particular to a detachable roller changing device.
Background
The furnace roller runs in a high-temperature environment for a long time, the phenomena of bulging, nodulation and the like are generated on the surface of the furnace roller, and sometimes the furnace roller is broken due to the impact of a steel plate on the furnace roller for a long time, so that the furnace roller needs to be replaced. Because the structure in the heat treatment furnace is compact and the space is narrow, the refractory material in the furnace is easy to be damaged or the radiant tube is easy to be damaged in the process of replacing the furnace roller, the roller replacement time is long, and the workload is large. Because the space is narrow and small, can't put into electric block wherein and use, current solution adopts chain block's mode, raises the collars height, takes out the collars, and this kind of mode is wasted time and energy, and the stove roller has the condition of rocking in the course of the work moreover, has the risk of equipment damage of falling. In order to improve the production efficiency, reduce the labor cost and ensure the equipment in the furnace to be intact, it is necessary to design and manufacture the rapid roll changing device.
Based on the deficiency of prior art, a detachable roll changing device is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of the prior art, and provides a detachable roll changing device which makes full use of the mechanism characteristics of the existing furnace rolls, takes the furnace rolls on two sides as pivots to lift the middle furnace roll, is time-saving and labor-saving, is stable, can be disassembled, assembled and used in a narrow space, and has a wide application scene.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:
the utility model provides a detachable roll-changing device which characterized in that: comprises a cross beam frame, a lifting frame and a supporting frame.
The transverse beam frames are horizontally arranged; two ends of the bottom of the beam frame are respectively provided with a support frame; the top of the support frame is fixed at the bottom of the cross beam frame, and the bottom of the support frame is sleeved on the furnace roller.
The lifting frame comprises vertical pull rods which are symmetrically arranged and furnace roller bearing rods.
The top ends of the vertical pull rods which are symmetrically arranged penetrate through the cross beam frame and are in sliding connection with the cross beam frame, and the bottom ends of the vertical pull rods are fixedly connected with two ends of the furnace roller bearing rod respectively.
As a further preferred aspect of the present invention, the furnace roller bearing rod is bent at a midpoint thereof, and an obtuse angle is formed between the vertical pull rod and the furnace roller bearing rod; the bending angle of the furnace roller bearing rod is 120-150 degrees; the angle between the vertical pull rod and the furnace roller bearing rod is 120-150 degrees.
As a further preferable mode of the utility model, a plurality of positioning pins are symmetrically distributed on the furnace roller bearing rod; the top surface of the positioning pin is tangent to the furnace roller.
Further preferably, the positioning pins are symmetrically arranged at the positions 1/8-3/8 and 5/8-7/8 of the bearing rod of the furnace roller.
As a further preference of the utility model, the vertical pull rod is matched with the cross beam frame through threads.
The utility model has the following beneficial effects:
1. the device makes full use of the mechanism characteristics of the existing furnace rollers, lifts the middle furnace roller by taking the furnace rollers at two sides as fulcrums, and is time-saving and labor-saving.
2. The device can replace a hand-operated block, lift the furnace roller to be maintained, and is stable and can not shake.
3. This device is integrated mechanism, during the use, only need with the support frame cover establish on the stove roller can, accomplish the use and can take off, do not exert an influence to the mechanism of stove roller itself, can not damage original equipment.
4. A plurality of devices can be used for matching, the combination mode is flexible and changeable, and the device can be used even in a narrow space after being combined, so that the application scene is wide.
Drawings
Fig. 1 is a schematic diagram of a first preferred structure of a detachable roll changing device of the utility model.
Fig. 2 is a schematic diagram of a second preferred structure of a detachable roll changing device.
Among them are: 10. a furnace roller; 20. a cross beam frame; 30. a hoisting frame; 31. a vertical pull rod; 32. a furnace roller bearing rod; 33. positioning pins; 40. a support frame.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific preferred embodiments.
In the description of the present invention, it is to be understood that the terms "left side", "right side", "upper part", "lower part", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and that "first", "second", etc., do not represent an important degree of the component parts, and thus are not to be construed as limiting the present invention. The specific dimensions used in the present example are only for illustrating the technical solution and do not limit the scope of protection of the present invention.
As shown in fig. 1, a detachable roll changing device is characterized in that: comprises a beam frame 20 arranged on a furnace roller 10, a lifting frame 30 and a supporting frame 40.
The plurality of furnace rollers 10 are horizontally arranged, and the axes of the plurality of furnace rollers 10 are positioned on the same horizontal plane.
The cross beam frame 20 is horizontally arranged; two ends of the bottom of the cross beam frame 20 are respectively provided with a support frame 40; the top of the support frame 40 is fixed at the bottom of the cross beam frame 20, and the bottom of the support frame 40 is sleeved on the furnace roller 10.
The lifting frame 30 comprises vertical pull rods 31 which are symmetrically arranged and furnace roller bearing rods 32.
The top ends of the vertical pull rods 31 which are symmetrically distributed penetrate through the cross beam frame 20 respectively and are connected with the cross beam frame 20 in a threaded fit mode, and the bottom ends of the vertical pull rods 31 are fixedly connected with two ends of the furnace roller bearing rods 32 respectively.
The furnace roller bearing rod 32 is bent from the midpoint, and an obtuse angle is formed between the vertical pull rod 31 and the furnace roller bearing rod 32.
The bending angle of the furnace roller bearing rod 32 is 120-150 degrees; the angle between the vertical pull rod 31 and the furnace roller bearing rod 32 is 120-150 degrees.
A plurality of positioning pins 33 are symmetrically distributed on the furnace roller bearing rod 32; the top surface of the positioning pin 33 is tangent to the furnace roller 10.
The positioning pins 33 are symmetrically arranged at the positions 1/8-3/8 and 5/8-7/8 of the furnace roller bearing rod 32.
Preferred embodiment 1
The diameter of the furnace rollers 10 of the heat treatment furnace is 380mm, the length of the cross beam frame 20 is determined to be slightly more than twice of the roller distance according to the distance between the furnace rollers, and the length is set to be 1400 mm; the cross beam frame 20 is provided with a threaded hole for penetrating through the vertical pull rod 31, the diameter of the two holes is 30mm, and the distance between the two holes and the midpoint of the cross beam frame 20 is 220 mm.
The vertical pull rod 31 is made of round steel with the diameter of 25, the top end of the vertical pull rod 31 is machined into M24 threads, and the total length of the threads is 250 mm. The bending angle of the furnace roller bearing rod 32 is 120 degrees; the angle between the vertical pull rod 31 and the furnace roller bearing rod 32 is 120 degrees.
Two holes with the diameter of 10mm are formed at the positions 120mm away from the two sides of the middle point of the furnace roller bearing rod 32, 2 positioning pins with the diameter of 10mm are installed, and the supporting frame 40 is made of 14# channel steel and is 180mm long and is arranged at the top of the furnace roller.
Preferred embodiment 2
The diameter of the furnace rollers 10 of the heat treatment furnace is 380mm, the length of the cross beam frame 20 is determined to be slightly more than twice of the roller distance according to the distance between the furnace rollers, and the length is set to be 1400 mm; the cross beam frame 20 is provided with a threaded hole for penetrating through the vertical pull rod 31, the diameter of the two holes is 30mm, and the distance between the two holes and the midpoint of the cross beam frame 20 is 220 mm.
The vertical pull rod 31 is made of round steel with the diameter of 25, the top end of the vertical pull rod 31 is machined into M24 threads, and the total length of the threads is 250 mm. The bending angle of the furnace roller bearing rod 32 is 150 degrees; the angle between the vertical pull rod 31 and the furnace roller bearing rod 32 is 150 degrees.
Four holes with the diameter of 10mm are arranged at the positions 120mm away from the two sides of the middle point of the furnace roller bearing rod 32, 4 positioning pins with the diameter of 10mm are installed, the supporting frame 40 is made of 14# channel steel, is 180mm long, is in a semicircular arc shape at the bottom and is sleeved at the top of the furnace roller.
The using method of the device comprises the following steps:
two sets of replacing devices are respectively arranged at one third of the two ends of the furnace roller to be replaced, and proper pre-tightening force is applied to the M24 nut.
And tying one side of the furnace roller by a 50mm yarn rope, slightly pulling the furnace roller out towards one end, tying the furnace roller in the middle of the furnace roller by a steel wire rope when the furnace roller is half out, ensuring the balance of the furnace roller, and completely drawing out the furnace roller from the furnace.
The furnace roller is fastened in the middle of a new furnace roller by a steel wire rope, the travelling crane is instructed to push the furnace roller into the furnace, when half of the furnace roller enters the furnace, one end of the furnace roller in the furnace enters a first roller replacing device, the steel wire rope is taken down, the steel wire rope is sleeved at one third of the furnace roller at one side outside the furnace, the travelling crane slowly ascends to a proper position, the furnace roller is pushed inwards slightly, the travelling crane and the steel wire rope are put down after the furnace roller enters a second replacing device, the furnace roller is pushed to be installed in place, the furnace roller is rotated, the furnace roller is ensured to rotate, and the furnace roller is replaced.
This device make full use of current stove roller's mechanism characteristics, with the help of both sides stove roller as the fulcrum, lift up middle stove roller, labour saving and time saving, the device is firm, can dismantle the equipment use in narrow and small space simultaneously, and the application scene is extensive.
Although the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the details of the embodiments, and various equivalent modifications can be made within the technical spirit of the present invention, and the scope of the present invention is also within the scope of the present invention.
Claims (6)
1. The utility model provides a detachable roll-changing device which characterized in that: comprises a beam frame (20), a lifting frame (30) and a supporting frame (40) which are arranged on a furnace roller (10);
the cross beam frame (20) is horizontally arranged; two ends of the bottom of the cross beam frame (20) are respectively provided with a support frame (40); the top of the support frame (40) is fixed at the bottom of the cross beam frame (20), and the bottom of the support frame (40) is sleeved on the furnace roller (10);
the lifting frame (30) comprises vertical pull rods (31) which are symmetrically arranged and furnace roller bearing rods (32);
the top ends of the vertical pull rods (31) which are symmetrically arranged penetrate through the cross beam frame (20) and are in sliding connection with the cross beam frame (20), and the bottom ends of the vertical pull rods (31) are fixedly connected with two ends of the furnace roller bearing rod (32) respectively.
2. The detachable roll changing device of claim 1, wherein: the furnace roller bearing rod (32) is bent from the middle point, and an obtuse angle is formed between the vertical pull rod (31) and the furnace roller bearing rod (32).
3. The detachable roll changing device of claim 2, wherein: the bending angle of the furnace roller bearing rod (32) is 120-150 degrees; the angle between the vertical pull rod (31) and the furnace roller bearing rod (32) is 120-150 degrees.
4. The detachable roll changing device of claim 1, wherein: a plurality of positioning pins (33) are symmetrically distributed on the furnace roller bearing rod (32); the top surface of the positioning pin (33) is tangent to the furnace roller (10).
5. A detachable roll changer according to claim 4, characterized in that: the positioning pins (33) are symmetrically arranged at the positions 1/8-3/8 and 5/8-7/8 of the furnace roller bearing rod (32).
6. The detachable roll changing device of claim 1, wherein: the vertical pull rod (31) is matched with the cross beam frame (20) through threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122978467.1U CN216838097U (en) | 2021-11-30 | 2021-11-30 | Detachable roll changing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122978467.1U CN216838097U (en) | 2021-11-30 | 2021-11-30 | Detachable roll changing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216838097U true CN216838097U (en) | 2022-06-28 |
Family
ID=82105035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122978467.1U Active CN216838097U (en) | 2021-11-30 | 2021-11-30 | Detachable roll changing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216838097U (en) |
-
2021
- 2021-11-30 CN CN202122978467.1U patent/CN216838097U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201161870Y (en) | Bearing hanging clamper | |
| CN216838097U (en) | Detachable roll changing device | |
| CN212024637U (en) | Hanging material carrying device for building construction | |
| CN202124418U (en) | Hoisting device for long fined tubes | |
| CN213738256U (en) | Roller changing device in heating furnace | |
| CN213976614U (en) | Special supplementary hoist device of construction | |
| CN210710336U (en) | Prefabricated component balance lifting appliance | |
| CN210655474U (en) | Cloth replacing device for cloth inspecting machine | |
| CN204162271U (en) | Chloride plate hanging apparatus | |
| CN219952829U (en) | Independent supporting device for overhanging end of post-pouring belt | |
| CN211769996U (en) | Movable gantry hanging bracket | |
| CN220818574U (en) | Roasting furnace charging rotary clamp for roasting workshop | |
| CN217458427U (en) | Cooler head combination hoist | |
| CN212503631U (en) | Recycled concrete prefabricated part lifting equipment | |
| CN210968706U (en) | Bridge press-fitting equipment | |
| CN217890759U (en) | Supporting device for electromechanical maintenance | |
| CN113443546B (en) | Lifting appliance suitable for special-shaped box girder | |
| CN218371230U (en) | Safe and labor-saving lifting appliance special for supporting roll | |
| CN220062502U (en) | Electric roasting tank device of magnesium electrolytic tank | |
| CN221002041U (en) | Steel construction factory building spandrel post installation calibrating device | |
| CN218708452U (en) | Material lifting machine for building construction | |
| CN210594983U (en) | Bearing frame support, arm support, mounting structure of hoisting rope supporting roller and crane | |
| CN217920996U (en) | Bottom die hoisting equipment | |
| CN217676596U (en) | Building pipe elevator for constructional engineering | |
| CN214494761U (en) | Chemical device transmission system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |