CN213738256U - Roller changing device in heating furnace - Google Patents
Roller changing device in heating furnace Download PDFInfo
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- CN213738256U CN213738256U CN202022240563.1U CN202022240563U CN213738256U CN 213738256 U CN213738256 U CN 213738256U CN 202022240563 U CN202022240563 U CN 202022240563U CN 213738256 U CN213738256 U CN 213738256U
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- rod
- fixing
- lifting mechanism
- heating furnace
- changing device
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Abstract
The utility model relates to a roller changing device in a heating furnace, which comprises two fixing frames and a hoisting mechanism arranged between the two fixing frames, wherein the hoisting mechanism is connected through a lifting mechanism arranged on the two fixing frames; each fixing frame is provided with a base, a height adjusting mechanism and a clamping mechanism; the lower part of the height adjusting mechanism is connected with the base, the upper part of the height adjusting mechanism is connected with the lifting mechanism, and the clamping mechanism is arranged on the height adjusting mechanism; the height adjusting mechanism is used for adjusting the height between the base and the clamping mechanism, and the lifting mechanism is used for adjusting the height between the clamping mechanism and the lifting mechanism; the hoisting mechanism is provided with a plurality of electric hoist cranes in a sliding manner, the electric hoist cranes are arranged in parallel, and a connecting line between the gravity centers of the electric hoist cranes is perpendicular to a connecting line between the gravity centers of the two fixing frames.
Description
Technical Field
The utility model belongs to the technical field of ferrous metallurgy technique and specifically relates to a roller changing device in stove is related to.
Background
The domestic hot rolling workshop line bar and section steel heating furnace are generally of roller bottom type, the number of furnace bottom carrier rollers is mostly more than 100, the roller body is long, and the distance is small; in the production process, when faults such as carrier roller breakage and bearing failure need to be overhauled or replaced, the carrier roller is mostly removed through manual work and then is carried through manual work, so that a large amount of human resources need to be consumed.
The utility model discloses a 'roller changing device in steel plate heating furnace' disclosed in application No. 201920717063.7, which comprises two fixing frames, wherein each fixing frame is provided with a threaded rod and a connecting rod, the threaded rod is provided with a nut, the connecting rod is provided with a rotating rod, the two ends of the rotating rod are respectively provided with a rotating block and a clamping block, a fixed rod is arranged between the two fixing frames, and an electric hoist is arranged on the fixed rod; the height of the threaded rod is adjusted by rotating the nut, the rotating block is rotated to clamp the carrier roller mounting frame, so that the carrier roller is lifted by the electric hoist, and the carrier roller can be conveniently and rapidly replaced in a labor-saving manner. However, on one hand, because the length of the carrier roller is long, when the carrier roller is hoisted by using an electric hoist, the carrier roller may shake to collide with a furnace body; on the other hand, the distance between the fixed rod and the clamping block is fixed, and the idler mounting frame with different heights and the idler with different sizes are difficult to adapt.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a roller changing device in a heating furnace is provided, which solves the defects existing in the prior art.
In order to solve the above problems, the utility model adopts the following technical proposal:
a roller changing device in a heating furnace comprises two fixing frames and a lifting mechanism arranged between the two fixing frames, wherein the lifting mechanism is connected through a lifting mechanism arranged on the two fixing frames;
each fixing frame is provided with a base, a height adjusting mechanism and a clamping mechanism; the lower part of the height adjusting mechanism is connected with the base, the upper part of the height adjusting mechanism is connected with the lifting mechanism, and the clamping mechanism is arranged on the height adjusting mechanism; the height adjusting mechanism is used for adjusting the height between the base and the clamping mechanism, and the lifting mechanism is used for adjusting the height between the clamping mechanism and the lifting mechanism;
the hoisting mechanism is provided with a plurality of electric hoist cranes in a sliding manner, the electric hoist cranes are arranged in parallel, and a connecting line between the gravity centers of the electric hoist cranes is perpendicular to a connecting line between the gravity centers of the two fixing frames.
As a further improvement of the present invention, the height-adjusting mechanism includes a fixed portion, an extendable portion disposed on an upper portion of the fixed portion and slidably connected to the fixed portion, and a first driving assembly connected to the fixed portion and the extendable portion, wherein the first driving assembly is used for driving the extendable portion to slide up and down relative to the fixed portion;
the fixing part is in a cylindrical shape with the bottom sealed, the lower part of the fixing part is connected with the base, the telescopic part is in a hollow cylindrical shape matched with the fixing part, the upper part of the telescopic part is connected with the lifting mechanism, and the clamping mechanism is arranged on the telescopic part.
As a further improvement of the utility model, first drive assembly includes supporting spring, worm and worm wheel, supporting spring sets up the interior bottom of fixed part, its upper end is connected the worm, the upper end of worm is connected elevating system, the worm wheel with the worm meshing.
As a further improvement of the present invention, the lifting mechanism includes a first mounting rod and a second mounting rod, the first mounting rod and the second mounting rod are hollow inside, the first mounting rod is disposed on the upper portion of the height-adjusting mechanism of one of the fixing frames, and the second mounting rod is disposed on the upper portion of the height-adjusting mechanism of the other fixing frame; the inside screw rod that is equipped with of first installation pole, the inside smooth rod that is equipped with of second installation pole, first installation pole with all seted up the groove of stepping down on the second installation pole, lift by crane the mechanism one end with screw rod threaded connection, the other end with smooth rod sliding connection.
As a further improvement, the lifting mechanism comprises a connecting rod and a fixing rod, the two ends of the connecting rod are passed through the lifting mechanism is respectively connected with two fixing frames, the fixing rod is vertically arranged at the middle part of the connecting rod, the connecting rod is provided with a plurality of the electric hoist is hung.
As a further improvement of the utility model, the dead lever lower part is equipped with T shape spout, be equipped with on the electric block hoist with spout matched with slider.
As a further improvement of the present invention, the clamping mechanism includes a guide rod cylinder and a clamping block connected with a piston rod of the guide rod cylinder, and the guide rod cylinder is connected with the height-adjusting mechanism; piston rods of the guide rod cylinders on the two fixing frames are opposite, and the clamping block is L-shaped.
As a further improvement of the present invention, the first driving assembly further includes a handle, the handle is disposed outside the fixing portion and passes through the worm wheel.
As a further improvement of the utility model, first installation pole upper portion is equipped with the motor, the output shaft of motor with the screw rod is connected.
As a further improvement of the utility model, the base is the triangle supporting legs, the base bottom is equipped with the universal wheel.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in:
the utility model makes the clamping mechanism and the lifting mechanism synchronously ascend or descend relative to the base through the heightening mechanism, and then utilizes the clamping mechanism to clamp the carrier roller mounting rack to adapt to the carrier roller mounting racks at different height positions; the distance between the lifting mechanism and the clamping mechanism is adjusted through the lifting mechanism, so that the lifting mechanism moves up and down relative to the clamping mechanism, and the lifting mechanism can lift carrier roller mounting frames with different heights and carrier rollers with different diameters. The hoisting mechanism is provided with the electric hoist hoists for hoisting the carrier rollers, stress points of the carrier rollers are increased, the hoisting is more stable, and the furnace body can be prevented from being damaged due to the fact that the carrier rollers are rocked and collide with the inside of the furnace body after being hoisted.
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 embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic structural diagram of the height adjusting mechanism of the present invention.
Fig. 3 is an enlarged view at a in fig. 1.
Wherein: the device comprises a fixed frame 1, a base 11, a height adjusting mechanism 12, a fixed part 12-1, a telescopic part 12-2, a supporting spring 12-3, a worm 12-4, a worm wheel 12-5, a clamping mechanism 13, a guide rod cylinder 13-1, a clamping block 13-2, a universal wheel 14, a lifting mechanism 2, a connecting rod 21, a fixed rod 22, a sliding groove 23, a lifting mechanism 3, a first mounting rod 31, a second mounting rod 32, a screw rod 33, a smooth sliding rod 34, a abdicating groove 35, a motor 36, a hoist 4 and a sliding block 41.
Detailed Description
To make the objects, aspects and advantages of the present invention clearer, and in accordance with the following detailed description of certain embodiments of the present invention, it is to be understood that the terms "center," "vertical," "horizontal," "up," "down," "front," "back," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship shown in the accompanying drawings, which are used for convenience of description and simplicity of illustration, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.
The roll changing device in the heating furnace shown in fig. 1-3 comprises two fixing frames 1 and a lifting mechanism 2 arranged between the two fixing frames 1, wherein the lifting mechanism 2 is connected through a lifting mechanism 3 arranged on the two fixing frames 1;
each fixing frame 1 is provided with a base 11, a height adjusting mechanism 12 and a clamping mechanism 13; the lower part of the height adjusting mechanism 12 is connected with the base 11, the upper part of the height adjusting mechanism is connected with the lifting mechanism 3, and the clamping mechanism 13 is arranged on the height adjusting mechanism 12; the height adjusting mechanism 12 is used for adjusting the height between the base 11 and the clamping mechanism 13, and the lifting mechanism 3 is used for adjusting the height between the clamping mechanism 13 and the hoisting mechanism 2;
the hoisting mechanism 2 is provided with a plurality of electric hoist cranes 4 in a sliding manner, the electric hoist cranes 4 are arranged in parallel, and the connecting line between the centers of gravity of the electric hoist cranes 4 is vertical to the connecting line between the centers of gravity of the two fixing frames 1.
The distance between the base 11 and the clamping mechanism 13 and the lifting mechanism 2 can be adjusted through the height adjusting mechanism 12, so that the clamping mechanism 13 and the lifting mechanism 2 synchronously ascend or descend, and the carrier roller mounting rack is clamped by the clamping mechanism 13 to adapt to the carrier roller mounting racks at different height positions; and then, the lifting mechanism 3 is used for adjusting the distance between the lifting mechanism 2 and the clamping mechanism 13, so that the lifting mechanism 2 moves up and down relative to the clamping mechanism 13, and the lifting mechanism 2 can lift carrier roller mounting frames with different heights and carrier rollers with different diameters. The hoisting mechanism 2 is provided with a plurality of electric hoist cranes 4 for hoisting the carrier rollers, the stress points of the carrier rollers are increased, the hoisting is more stable, and the furnace body can be prevented from being damaged due to the fact that the carrier rollers are rocked and collide with the inside of the furnace body after being hoisted.
Further, the base 11 is a triangular supporting leg, and the bottom of the base 11 is provided with a universal wheel 14. The triangular supporting legs utilize the stability of the triangle to ensure that the device is more stable when in use; the universal wheels 14 are arranged, so that the device can be moved to the position where the carrier roller needs to be replaced for treatment, and the use is convenient; of course, the universal wheel 14 can be provided with a brake mechanism to facilitate the fixing of the device.
The lifting mechanism 2 comprises a connecting rod 21 and a fixing rod 22, the two ends of the connecting rod 21 are respectively connected with the two fixing frames 1 through the lifting mechanisms 3, the fixing rod 22 is vertically arranged in the middle of the connecting rod 21, and the connecting rod 21 is provided with a plurality of electric hoist cranes 4. And, the lower part of the dead lever 22 is provided with a T-shaped chute 23, and the electric hoist crane 4 is provided with a slide block 41 matched with the chute 23. The electric hoist crane 4 slides on the connecting rod 21 through the matching of the sliding block 41 and the sliding groove 23, so that the electric hoist crane is suitable for the carrier roller with different length.
As shown in fig. 2, the height-adjusting mechanism 12 includes a fixed portion 12-1, an expansion portion 12-2 disposed on an upper portion of the fixed portion 12-1 and slidably connected to the fixed portion 12-1, and a first driving assembly connected to the fixed portion 12-1 and the expansion portion 12-2, wherein the first driving assembly is configured to drive the expansion portion 12-2 to slide up and down relative to the fixed portion 12-1;
the fixing part 12-1 is cylindrical with a sealed bottom, the lower part of the fixing part is connected with the base 11, the telescopic part 12-2 is hollow cylindrical matched with the fixing part 12-1, the upper part of the telescopic part is connected with the lifting mechanism 3, and the clamping mechanism 13 is arranged on the telescopic part 12-2.
And the first driving assembly comprises a supporting spring 12-3, a worm 12-4 and a worm wheel 12-5, the supporting spring 12-3 is arranged at the inner bottom of the fixing part 12-1, the upper end of the supporting spring is connected with the worm 12-4, the upper end of the worm 12-4 is connected with the lifting mechanism 3, and the worm wheel 12-5 is meshed with the worm 12-4. The first driving assembly further includes a handle disposed outside the fixing portion 12-1, passing through the worm wheel 12-5. The worm wheel 12-5 is rotated by manually or electrically rotating the handle, the worm 12-4 and the lifting mechanism 3 on the upper part of the worm 12-4 are driven to move up and down, and the telescopic part 12-2 slides relative to the fixed part 12-1, so that the distance between the base 11 and the clamping mechanism 13 and the lifting mechanism 3 is adjusted; the support spring 12-3 supports the worm 12-4.
In this embodiment, the lifting mechanism 3 includes a first mounting rod 31 and a second mounting rod 32, which are hollow inside, the first mounting rod 31 is disposed on the upper portion of the height-adjusting mechanism 12 of one of the fixing frames 1, and the second mounting rod 32 is disposed on the upper portion of the height-adjusting mechanism 12 of the other fixing frame 1; the inside screw rod 33 that is equipped with of first installation pole 31, the inside slide bar 34 that is equipped with of second installation pole 32, first installation pole 31 with the groove 35 of stepping down has all been seted up on the second installation pole 32, lift by crane the one end of mechanism 2 with screw rod 33 threaded connection, the other end with slide bar 34 sliding connection. And, the upper portion of the first mounting rod 31 is provided with a motor 36, and an output shaft of the motor 36 is connected with the screw 33.
The motor 36 works to drive the screw 33 to rotate, so that the connecting rod 21 moves up and down, the fixing rod 22 and the electric hoist crane 4 are driven to move up and down, the distance between the electric hoist crane 4 and the clamping mechanism 13 is adjusted, and the electric hoist crane 4 can hoist carrier roller mounting frames with different heights and carrier rollers with different diameters.
Further, the clamping mechanism 13 comprises a guide rod cylinder 13-1 and a clamping block 13-2 connected with a piston rod of the guide rod cylinder 13-1, and the guide rod cylinder 13-1 is connected with the height adjusting mechanism; piston rods of the guide rod cylinders 13-1 on the two fixing frames 1 are opposite, and the clamping blocks 13-2 are L-shaped. When the roller mounting frame is used, the upper part of the horizontal part of the clamping block 13-2 can be in contact with the bottom of the roller mounting frame to support the roller mounting frame to a certain extent, and the two clamping blocks 13-2 move relatively or move away from each other under the action of the guide rod air cylinder 13-1 to adapt to roller mounting frames with different widths.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention.
Claims (10)
1. The utility model provides a roll-changing device in heating furnace which characterized in that: the lifting device comprises two fixing frames (1) and a lifting mechanism (2) arranged between the two fixing frames (1), wherein the lifting mechanism (2) is connected through a lifting mechanism (3) arranged on the two fixing frames (1);
each fixing frame (1) is provided with a base (11), a height adjusting mechanism (12) and a clamping mechanism (13); the lower part of the height adjusting mechanism (12) is connected with the base (11), the upper part of the height adjusting mechanism is connected with the lifting mechanism (3), and the clamping mechanism (13) is arranged on the height adjusting mechanism (12); the height adjusting mechanism (12) is used for adjusting the height between the base (11) and the clamping mechanism (13), and the lifting mechanism (3) is used for adjusting the height between the clamping mechanism (13) and the hoisting mechanism (2);
the lifting mechanism (2) is provided with a plurality of electric hoist cranes (4) in a sliding manner, the electric hoist cranes (4) are arranged in parallel and are provided with a plurality of connecting lines between the gravity centers of the electric hoist cranes (4) which are perpendicular to the connecting lines between the gravity centers of the two fixing frames (1).
2. The roll changing device in the heating furnace according to claim 1, wherein: the height adjusting mechanism (12) comprises a fixed part (12-1), a telescopic part (12-2) which is arranged at the upper part of the fixed part (12-1) and is in sliding connection with the fixed part (12-1), and a first driving component which is connected with the fixed part (12-1) and the telescopic part (12-2) internally, wherein the first driving component is used for driving the telescopic part (12-2) to slide up and down relative to the fixed part (12-1);
the fixing part (12-1) is cylindrical with a sealed bottom, the lower part of the fixing part is connected with the base (11), the telescopic part (12-2) is hollow cylindrical and matched with the fixing part (12-1), the upper part of the telescopic part is connected with the lifting mechanism (3), and the clamping mechanism (13) is arranged on the telescopic part (12-2).
3. The roll changing device in the heating furnace according to claim 2, wherein: the first driving assembly comprises a supporting spring (12-3), a worm (12-4) and a worm wheel (12-5), the supporting spring (12-3) is arranged at the inner bottom of the fixing portion (12-1), the upper end of the supporting spring is connected with the worm (12-4), the upper end of the worm (12-4) is connected with the lifting mechanism (3), and the worm wheel (12-5) is meshed with the worm (12-4).
4. The roll changing device in the heating furnace according to claim 1, wherein: the lifting mechanism (3) comprises a first mounting rod (31) and a second mounting rod (32) which are hollow inside, the first mounting rod (31) is arranged at the upper part of the height-adjusting mechanism (12) of one fixing frame (1), and the second mounting rod (32) is arranged at the upper part of the height-adjusting mechanism (12) of the other fixing frame (1); first installation pole (31) inside is equipped with screw rod (33), second installation pole (32) inside is equipped with smooth rod (34), first installation pole (31) with groove of stepping down (35) have all been seted up on second installation pole (32), lift by crane the one end of mechanism (2) with screw rod (33) threaded connection, the other end with smooth rod (34) sliding connection.
5. The roll changing device in the heating furnace according to claim 1, wherein: the lifting mechanism (2) comprises a connecting rod (21) and a fixing rod (22), the two ends of the connecting rod (21) are connected with the two fixing frames (1) through the lifting mechanism (3), the fixing rod (22) is vertically arranged in the middle of the connecting rod (21), and the electric hoist crane (4) is arranged on the connecting rod (21).
6. The roll changing device in the heating furnace according to claim 5, wherein: the lower part of the fixed rod (22) is provided with a T-shaped sliding groove (23), and the electric hoist crane (4) is provided with a sliding block (41) matched with the sliding groove (23).
7. The roll changing device in the heating furnace according to claim 1, wherein: the clamping mechanism (13) comprises a guide rod cylinder (13-1) and a clamping block (13-2) connected with a piston rod of the guide rod cylinder (13-1), and the guide rod cylinder (13-1) is connected with the height adjusting mechanism (12); piston rods of guide rod cylinders (13-1) on the two fixing frames (1) are opposite, and the clamping blocks (13-2) are L-shaped.
8. The roll changing device in the heating furnace according to claim 3, wherein: the first driving assembly further includes a handle disposed outside the fixing portion (12-1) through the worm wheel (12-5).
9. The roll changing device in the heating furnace according to claim 4, wherein: the upper part of the first mounting rod (31) is provided with a motor (36), and an output shaft of the motor (36) is connected with the screw rod (33).
10. The roll changing device in the heating furnace according to claim 1, wherein: the base (11) is a triangular supporting leg, and universal wheels (14) are arranged at the bottom of the base (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022240563.1U CN213738256U (en) | 2020-10-10 | 2020-10-10 | Roller changing device in heating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022240563.1U CN213738256U (en) | 2020-10-10 | 2020-10-10 | Roller changing device in heating furnace |
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| Publication Number | Publication Date |
|---|---|
| CN213738256U true CN213738256U (en) | 2021-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022240563.1U Active CN213738256U (en) | 2020-10-10 | 2020-10-10 | Roller changing device in heating furnace |
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| Country | Link |
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| CN (1) | CN213738256U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115159361A (en) * | 2022-08-16 | 2022-10-11 | 江苏苏变电力设备有限公司 | Assembling device for transformer |
-
2020
- 2020-10-10 CN CN202022240563.1U patent/CN213738256U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115159361A (en) * | 2022-08-16 | 2022-10-11 | 江苏苏变电力设备有限公司 | Assembling device for transformer |
| CN115159361B (en) * | 2022-08-16 | 2024-01-23 | 江苏苏变电力设备有限公司 | Assembling device for transformer |
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