CN218476618U - Supporting type replacing device for lifting wheel of stepping heating furnace - Google Patents
Supporting type replacing device for lifting wheel of stepping heating furnace Download PDFInfo
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- CN218476618U CN218476618U CN202222915733.0U CN202222915733U CN218476618U CN 218476618 U CN218476618 U CN 218476618U CN 202222915733 U CN202222915733 U CN 202222915733U CN 218476618 U CN218476618 U CN 218476618U
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Abstract
The utility model belongs to large-scale smelting equipment installation maintenance field, concretely relates to device is changed to marching type heating furnace hoisting wheel support formula. The utility model discloses a set up jacking platform above U type support both sides arm and prop up lifting frame, make the guide surface of lifting pulley and promotion slide break away from no longer the atress to be favorable to the dismouting of lifting pulley, the utility model discloses utilize the travelling car to remove the position of changing the device and make jacking platform move under the lifting frame, because U type support is the platykurtic, be applicable to and fix lifting frame in narrow and small space; the utility model discloses utilize the fixed hoisting wheel of centre gripping jack catch to set up the position that jack catch moving mechanism is used for removing the centre gripping jack catch simultaneously between U type support both sides arm to the realization is to the consignment of hoisting wheel, has effectively solved that operating space is little and the big problem of hoisting wheel weight, and is safer, is showing the change efficiency that has improved the hoisting wheel.
Description
Technical Field
The utility model belongs to large-scale smelting equipment installation maintenance field, concretely relates to device is changed to marching type heating furnace hoisting wheel support formula.
Background
The heating furnace of the steel rolling production line mainly takes a walking beam type as a main part, and the working principle is that a lifting wheel is arranged below a lifting frame and slides up and down on an inclined guide rail surface of a lifting sliding plate to form a rectangular action cycle through translation and lifting actions so as to finish continuous forward displacement of steel billets. At present, 24 lifting wheels are installed to the heating furnace below lifting frame, and lifting wheel itself bears great load, owing to long-term the use, must aggravate the wearing and tearing of lifting wheel to influence whole operating system's precision. When all the working surfaces of the lifting wheel are worn, the lifting wheel needs to be replaced, the key step is to lift the lifting frame to ensure that the lifting wheel is not contacted with the guide rail surface, and then the lifting wheel is removed and replaced.
Heavy components such as a supporting beam, a translation wheel, a sealed water tank and the like, even steel billets are arranged above the lifting frame, and the whole load is very large. The traditional maintenance operation mode of the lifting frame is that a large-scale support tool is placed below the lifting frame, and then the lifting frame is lifted by using a common vertical 100-ton jack. However, the operation space at the bottom of the heating furnace is originally very limited, the weight of the tool is very large, the tool is inconvenient to carry back and forth, 8 overhauling personnel are needed to work for 8 hours to complete the operation, the working efficiency is low, the bottom of the heating furnace belongs to a high-temperature coal gas operation environment, and a great safety risk also exists in the long-time operation at the bottom of the furnace. In addition, the tonnage of the lifting wheel is large, the installation and operation space is limited, the lifting wheel needs to be separated from the lifting sliding plate, namely, the lifting wheel needs to be replaced in a suspended state, hoisting equipment is lacked, the replacement difficulty is high, the safety risk is high, and therefore a device needs to be designed, and the replacement efficiency is improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a walking beam furnace lifting wheel supports formula change device, the utility model discloses a set up jacking platform above U type support both sides arm, prop up lifting frame, make lifting wheel break away from the guide surface of promoting the slide and no longer receive the force, thereby be favorable to the dismouting of lifting wheel, because U type support is the platykurtic, utilize the travelling car to remove the position of changing the device and make jacking platform move under lifting frame, be applicable to fixing lifting frame in narrow and small space; the utility model discloses set up the position that jack catch moving mechanism is used for removing the centre gripping jack catch between U type support both sides arm when utilizing the fixed lifting wheel of centre gripping jack catch to the realization is to the consignment of lifting wheel, has effectively solved that operating space is little and the big problem of lifting wheel weight, and is safer, is showing the change efficiency that has improved the lifting wheel.
In order to achieve the above object, the utility model provides a following technical scheme: a lifting wheel supporting type replacing device for a stepping heating furnace comprises a moving trolley, a lifting frame supporting mechanism and a lifting wheel clamping mechanism;
the moving trolley comprises a U-shaped bracket;
the lifting frame supporting mechanism comprises a first lifting mechanism and a jacking platform which are arranged on the U-shaped support, the jacking platform can be movably arranged above a side arm of the U-shaped support up and down, and the first lifting mechanism is used for controlling the lifting of the jacking platform;
the lifting wheel clamping mechanism comprises a clamping jaw moving mechanism and a clamping jaw, the clamping jaw is used for clamping and fixing the lifting wheel, the clamping jaw moving mechanism can be arranged between two side arms of the U-shaped support in a front-back left-right sliding mode, and the clamping jaw moving mechanism is used for moving the position of the clamping jaw. Because the U-shaped support is flat as a whole and can freely move in a narrow space, the lifting frame is jacked and fixed by utilizing the jacking platform above the U-shaped support by moving the U-shaped support below the lifting frame of which the lifting wheel needs to be replaced, so that the danger caused by the falling of the lifting frame when the lifting wheel is replaced is prevented; after the lifting wheel is fixed through the clamping jaw, the position of the clamping jaw is moved through the jaw moving mechanism, the lifting wheel can be separated from the lifting frame, and the lifting wheel can be detached.
The technical scheme of the utility model also: the first lifting mechanism comprises a translation base, a first lifting screw and a first driving device, the jacking platform is arranged at the upper end of the first lifting screw, the first lifting screw can be movably arranged on the translation base from top to bottom, and the first driving device is used for driving the first lifting screw to lift. Utilize lead screw structure drive jacking platform to go up and down, because the lead screw is helicitic texture, the displacement volume that can accurate control jacking platform guarantees that jacking platform contacts with promoting the frame completely to the screw thread has great bearing capacity, safe and reliable more.
The technical proposal of the utility model is also that: the first driving device comprises a first T-shaped bevel gear steering box, a first transverse transmission shaft, a first right-angle bevel gear steering box and a first longitudinal transmission shaft, the first T-shaped bevel gear steering box and the first right-angle bevel gear steering box are fixedly arranged on a U-shaped support, an output shaft of the first T-shaped bevel gear steering box is connected with the input end of the first right-angle bevel gear steering box through the first transverse transmission shaft, the output end of the first right-angle bevel gear steering box is connected with the first longitudinal transmission shaft, the first longitudinal transmission shaft is connected with a first lifting screw rod, the first lifting screw rod can be driven to lift when the first longitudinal transmission shaft rotates, and the input end of the first T-shaped bevel gear steering box is provided with a first rotation control component. Because T type bevel gear turns to case and right angle bevel gear turns to the case and can adjust rotation speed and moment of torsion size according to the tooth ratio of meshing gear, makes operating personnel more laborsaving to because the hoisting wheel dismantles the space limited, through the transmission power of axle tooth transmission and the transmission direction of change power, guarantee that the position of first rotation control part keeps away from the hoisting wheel and changes the position, make things convenient for personnel's operation.
The technical scheme of the utility model also: the horizontal moving base is arranged on the side arm of the U-shaped bracket in a left-right sliding manner, the longitudinal transmission shaft comprises a sliding key rod and a sliding sleeve rod, and the sliding sleeve rod is sleeved on the outer side of the sliding key rod;
the first translation mechanism is used for controlling the translation base to slide left and right. In order to realize that the translation base can slide left and right along the side arm of the U-shaped support, the longitudinal transmission shaft is arranged into a telescopic structure, the sliding sleeve rod is sleeved outside the sliding key rod, the first longitudinal transmission shaft can drive the first lifting screw to lift when rotating, so that the sliding sleeve rod and the sliding key rod need to keep synchronous rotation, the sliding sleeve rod and the sliding key rod are connected in a sliding key mode, and the transmission of torque is not influenced while the length of the first longitudinal transmission shaft is adjusted.
The technical proposal of the utility model is also that: the first translation mechanism comprises a second T-shaped bevel gear steering box, a second transverse transmission shaft, a second right-angle bevel gear steering box and a second longitudinal transmission shaft, the second T-shaped bevel gear steering box and the second right-angle bevel gear steering box are fixedly arranged on the U-shaped support, an output shaft of the second T-shaped bevel gear steering box is connected with the input end of the second right-angle bevel gear steering box through the second transverse transmission shaft, the output end of the second right-angle bevel gear steering box is connected with the second longitudinal transmission shaft, the second longitudinal transmission shaft is in threaded connection with the translation base, and a second rotation control component is arranged at the input end of the second T-shaped bevel gear steering box. Because T type bevel gear steering box and right angle bevel gear steering box can be according to the gear ratio regulation rotation speed of meshing gear and moment of torsion size, make operating personnel more laborsaving to because the hoisting wheel dismantles the space limited, through the transmission power of axle tooth and change the transmission direction of power, guarantee that the position of second rotation control part keeps away from the hoisting wheel and changes the position, make things convenient for personnel to operate.
The technical scheme of the utility model also: the operating platform is arranged above the U-shaped bracket;
the first rotation control component comprises a horizontal rocker and a third right-angle bevel gear steering box, the third right-angle bevel gear steering box is arranged above the operating platform, an output shaft of the third right-angle bevel gear steering box is connected with an input shaft of the first T-shaped bevel gear steering box, and the input shaft of the third right-angle bevel gear steering box is connected with the horizontal rocker;
the second rotation control component comprises a vertical rocker and a fourth right-angle bevel gear steering box, the fourth right-angle bevel gear steering box is arranged on the U-shaped support, an output shaft of the fourth right-angle bevel gear steering box is connected with an input shaft of the second T-shaped bevel gear steering box, the input shaft of the fourth right-angle bevel gear steering box is connected with the vertical rocker, and the vertical rocker is rotatably arranged on the operating table. The first rotating control component utilizes the three right-angle bevel gear steering boxes to arrange the horizontal rocker of the control component of the first T-shaped bevel gear steering box on the operating platform, and the second rotating control component utilizes the fourth right-angle bevel gear steering box to arrange the vertical rocker of the control component of the second T-shaped bevel gear steering box on the operating platform, so that the control of the lifting and the left-right movement of the jacking platform can be realized at the same station by an operator, and the control is more convenient.
The technical scheme of the utility model also: the movable sliding rod can slide left and right and is arranged between two side arms of the U-shaped bracket;
the jack catch moving mechanism comprises a sliding base, a second lifting screw rod, a lifting rod and an operating rod, wherein the sliding base is arranged on the movable sliding rod in a front-back sliding mode, the second lifting screw rod is arranged on the sliding base in a vertically movable mode, the lifting rod is rotatably arranged on the sliding base and connected with the second lifting screw rod, and the lifting rod can drive the second lifting screw rod to lift when rotating;
the operating rod is arranged at the upper end of the second lifting screw rod, and the clamping jaw is pivoted at the end part of the operating rod. In order to realize the accurate control of the clamping jaw, the second lifting screw rod is movably arranged on the sliding base up and down, and the second lifting screw rod is driven to lift through rotating the lifting rod, so that the up-and-down motion amount of the clamping jaw is finely adjusted, and the clamping jaw is ensured to effectively control the lifting wheel to be separated from the lifting frame. For making things convenient for the fixed hoisting wheel of centre gripping jack catch, with the pin joint of centre gripping jack catch at the action bars tip, conveniently stretch near the narrow and small hoisting wheel in space with the centre gripping jack catch to can adjust the angle of centre gripping jack catch and accomplish the centre gripping fixed to the hoisting wheel, provide more operating space for the artificial fastening part of dismantling the hoisting wheel.
The technical proposal of the utility model is also that: the operating rod comprises a fixed rod and a movable rod, the fixed rod is fixedly arranged at the upper end of the second lifting screw rod, the fixed rod is provided with a sliding groove, the movable rod can slide left and right in the sliding groove, and the clamping jaw is pivoted at the end part of the movable rod. For the realization to the fine setting that removes about the clamping claw, but set the action bars to extending structure, but with the setting of movable rod horizontal slip in the sliding tray of dead lever, through removing the movable rod about, can finely tune the position about the centre gripping jack catch.
The technical proposal of the utility model is also that: the clamping jaw comprises a clamping base, a fixed jaw, a movable jaw and a clamping screw rod, wherein the fixed jaw is fixedly arranged on the clamping base, the movable jaw can be arranged on the clamping base in a reciprocating sliding mode relative to the direction of the fixed jaw, and the clamping screw rod is rotatably arranged on the clamping base and is in threaded connection with the movable jaw. The clamping claw utilizes the clamping lead screw to control the distance between the fixed claw and the movable claw, so that the lifting wheel is clamped and fixed.
The technical proposal of the utility model is also that: the movable trolley further comprises a movable wheel, and the movable wheel is arranged at the bottom of the U-shaped support. Remove the wheel through setting up in U type support bottom to the convenience removes the change device, can be with the more quick below of waiting to change the hoisting wheel of removing of change device, improves and changes efficiency.
Compared with the prior art, the beneficial effects of the utility model are that: the lifting platform is arranged above the arms at the two sides of the U-shaped support, the lifting frame is supported, the lifting wheels are separated from the guide surface of the lifting sliding plate and are not stressed, so that the lifting wheels are favorably disassembled and assembled, and the lifting frame is suitable for fixing the lifting frame in a narrow space because the U-shaped support is flat and the lifting platform is moved under the lifting frame by utilizing the position of the movable trolley to move the replacing device; the utility model discloses utilize the fixed lifting pulley of centre gripping jack catch to set up the position that jack catch moving mechanism is used for removing the centre gripping jack catch simultaneously between U type support both sides arm to the realization is to the delivery of lifting pulley, has effectively solved and has changed that lifting pulley operating space is little and the big problem of lifting pulley weight, and is safer, has saved the manpower and is showing the change efficiency that has improved the lifting pulley.
Drawings
FIG. 1 is a schematic structural view of a lifting wheel supporting type replacing device of a walking beam furnace according to the present invention;
FIG. 2 is a top view of the lifting wheel supporting type replacing device of the walking beam furnace of the present invention;
fig. 3 is a schematic structural view of the jaw moving mechanism of the present invention;
fig. 4 is a schematic structural view of the clamping jaw of the present invention;
fig. 5 is a schematic structural view of the movable rod of the present invention;
fig. 6 is a schematic structural view of the movable sliding rod of the present invention;
FIG. 7 is a reference diagram of the usage status of the lifting wheel supporting type replacing device of the walking beam furnace of the present invention;
in the figure: 100 lifting frames, 200 lifting skids, 300 lifting wheels;
1U-shaped bracket, 101 guide rail;
2, jacking a platform, 3, clamping claws, 30, clamping bases, 301 pin shaft holes, 31 fixed claws, 32 movable claws and 33 clamping screw rods;
4, a translation base, 5 a first lifting screw rod, 6 a first T-shaped bevel gear steering box, 7 a first transverse transmission shaft, 8 a first right-angle bevel gear steering box, 9 a first longitudinal transmission shaft, 91 a sliding key rod and 92 a sliding sleeve rod;
10 a second T-shaped bevel gear steering box, 11 a second transverse transmission shaft, 12 a second right-angle bevel gear steering box, 13 a second longitudinal transmission shaft, 14 an operation table, 15 a horizontal rocker, 16 a third right-angle bevel gear steering box, 17 a vertical rocker and 18 a fourth right-angle bevel gear steering box;
19 moving slide bar, 191 guide rail groove and 192 roller;
20 sliding bases, 21 second lifting screw rods, 22 lifting rods, 23 operating rods, 231 fixing rods, 232 movable rods, 233 sliding grooves and 2331 sliding rails;
2321 handle, 2322U-shaped rotation slot, 2323 rotation hole, 2324 slider;
24 moving wheels, 25 bearings, 26 pins.
Detailed Description
The following describes in detail embodiments of the present invention with reference to the accompanying drawings.
As shown in fig. 1 and 2, a lifting wheel supporting type replacing device for a walking beam furnace comprises a moving trolley, a lifting frame supporting mechanism and a lifting wheel clamping mechanism.
The moving trolley comprises a U-shaped support 1.
Promote frame supporting mechanism including setting up first elevating system and jacking platform 2 on U type support 1, the setting that jacking platform 2 can move about from top to bottom is in 1 side arm top of U type support, is provided with two jacking platforms 2 in 1 side arm top symmetry of U type support, because keep certain distance between 1 side wall of U type support, has improved the stability that jacking platform 2 supported to promoting the frame, first elevating system is used for controlling the lift of jacking platform 2.
The lifting wheel clamping mechanism comprises a clamping jaw moving mechanism and a clamping jaw 3, the clamping jaw 3 is used for clamping and fixing the lifting wheel, the clamping jaw moving mechanism can slide back and forth and left and right between arms on two sides of the U-shaped support 1, and the clamping jaw moving mechanism is used for moving the position of the clamping jaw 3.
As shown in fig. 1, the bottom of the U-shaped bracket 1 is provided with a moving wheel 24. The moving wheels 24 are universal wheels to facilitate moving the changing device under the lifting wheel to be changed.
Specifically, as shown in fig. 4, the clamping jaw 3 includes a clamping base 30, a fixed jaw 31, a movable jaw 32 and a clamping screw 33, the fixed jaw 31 is fixedly disposed on the clamping base 30, the movable jaw 32 is disposed on the clamping base 30 in a manner that the movable jaw can slide back and forth relative to the fixed jaw 31, and the clamping screw 33 is rotatably disposed on the clamping base 30 and is in threaded connection with the movable jaw 32.
As shown in fig. 3, the first lifting mechanism includes a translation base 4, a first lifting screw 5 and a first driving device, the jacking platform 2 is disposed at the upper end of the first lifting screw 5, the first lifting screw 5 is movably disposed on the translation base 4, and the first driving device is used for driving the first lifting screw 5 to lift.
As shown in fig. 1 and 2, the first driving device includes a first T-shaped bevel gear steering box 6, a first transverse transmission shaft 7, a first right-angle bevel gear steering box 8 and a first longitudinal transmission shaft 9, the first T-shaped bevel gear steering box 6 and the first right-angle bevel gear steering box 8 are fixedly disposed on the U-shaped support 1, the first right-angle bevel gear steering box 8 is disposed at a corner of the U-shaped support 1, an output shaft of the first T-shaped bevel gear steering box 6 is connected to an input end of the first right-angle bevel gear steering box 8 through the first transverse transmission shaft 7, an output end of the first right-angle bevel gear steering box 8 is connected to the first longitudinal transmission shaft 9, the first longitudinal transmission shaft 9 is connected to the first lifting screw 5, the first longitudinal transmission shaft 9 can drive the first lifting screw 5 to lift when rotating, and a first rotation control component is disposed at an input end of the first T-shaped bevel gear steering box 6. The first T-shaped bevel gear steering box 6 and the first right-angle bevel gear steering box 8 are matched with each other to synchronously control the lifting of the first lifting screw rods 5 above the arms at both sides of the U-shaped support 1. Specifically, the first longitudinal transmission shaft 9 is connected with the first lifting screw 5 through a worm speed reducer, the worm speed reducer is in worm transmission, and a worm drives a worm gear to realize speed reduction. The middle of the worm wheel is of an internal thread structure, which is equivalent to a nut of the first lifting screw 5 and is matched with the first lifting screw 5.
The lifting wheel supporting type replacing device of the stepping heating furnace further comprises a first translation mechanism, the translation base 4 is arranged on the side arm of the U-shaped support 1 in a left-right sliding mode, the longitudinal transmission shaft 9 comprises a sliding key rod 91 and a sliding sleeve rod 92, and the sliding sleeve rod 92 is sleeved on the outer side of the sliding key rod 91.
The first translation mechanism is used for controlling the translation base 4 to slide left and right.
The first translation mechanism comprises a second T-shaped bevel gear steering box 10, a second transverse transmission shaft 11, a second right-angle bevel gear steering box 12 and a second longitudinal transmission shaft 13, the second T-shaped bevel gear steering box 10 and the second right-angle bevel gear steering box 12 are fixedly arranged on the U-shaped support 1, the second right-angle bevel gear steering box 12 is arranged at the corner of the U-shaped support 1, an output shaft of the second T-shaped bevel gear steering box 10 is connected with an input end of the second right-angle bevel gear steering box 12 through the second transverse transmission shaft 11, an output end of the second right-angle bevel gear steering box 12 is connected with the second longitudinal transmission shaft 13, the second longitudinal transmission shaft 13 is in threaded connection with the translation base 4, and a second rotation control part is arranged at an input end of the second T-shaped bevel gear steering box 10. The second T-shaped bevel gear steering box 10 and the second right-angle bevel gear steering box 12 are mutually matched to realize synchronous control on the left and right sliding of the translation base 4 above the arms at two sides of the U-shaped bracket 1.
As shown in fig. 1 and 2, the lifting wheel supporting type replacing device of the walking beam furnace further comprises an operation table 14 arranged above the U-shaped bracket 1.
The first rotation control component comprises a horizontal rocker 15 and a third right-angle bevel gear steering box 16, the third right-angle bevel gear steering box 16 is arranged above the operating platform 14, an output shaft of the third right-angle bevel gear steering box 16 is connected with an input shaft of the first T-shaped bevel gear steering box 6, and an input shaft of the third right-angle bevel gear steering box 16 is connected with the horizontal rocker 15.
The second rotation control component comprises a vertical rocker 17 and a fourth right-angle bevel gear steering box 18, the fourth right-angle bevel gear steering box 18 is arranged on the U-shaped support 1, an output shaft of the fourth right-angle bevel gear steering box 18 is connected with an input shaft of the second T-shaped bevel gear steering box 10, the input shaft of the fourth right-angle bevel gear steering box 18 is connected with the vertical rocker 17, and the vertical rocker 17 is rotatably arranged on the operating table 14.
As shown in FIG. 1, the lifting wheel supporting type replacing device of the walking beam furnace further comprises a moving slide bar 19, and the moving slide bar 19 is arranged between the two side arms of the U-shaped bracket 1 in a left-right sliding manner. Specifically, as shown in fig. 1 and 6, two ends of the movable sliding rod 19 are provided with guide rail grooves 191, two side arms of the U-shaped bracket 1 are provided with guide rails 101 matched with the guide rail grooves 191, the guide rail grooves 191 are clamped on the guide rails 101, and the groove walls of the guide rail grooves 191 are provided with rollers 192.
The jaw moving mechanism comprises a sliding base 20, a second lifting screw 21, a lifting rod 22 and an operating rod 23, wherein the sliding base 20 can be arranged on the movable sliding rod 19 in a front-back sliding mode, the second lifting screw 21 can be arranged on the sliding base 20 in an up-down moving mode, the lifting rod 22 is rotatably arranged on the sliding base 20, the lifting rod 22 is connected with the second lifting screw 21, and the lifting rod 22 can drive the second lifting screw 21 to lift when rotating. Specifically, the lifting rod 22 is connected with the second lifting screw 21 by a worm gear reducer, the worm gear reducer is in worm transmission, and the worm drives the worm gear to realize speed reduction. The middle of the worm wheel is of an internal thread structure, which is equivalent to a nut of the second lifting screw 21 and is matched with the second lifting screw 21.
The operating rod 23 is arranged at the upper end of the second lifting screw 21, and the clamping claw 3 is pivoted at the end part of the operating rod 23.
As shown in fig. 3, the operation rod 23 includes a fixed rod 231 and a movable rod 232, the fixed rod 231 is fixedly disposed at the upper end of the second lifting screw 21, the fixed rod 231 is provided with a sliding groove 233, the movable rod 232 is slidably disposed in the sliding groove 233, and the clamping jaw 3 is pivotally connected to the end of the movable rod 232. As shown in fig. 3, 4 and 5, a handle 2321 is disposed at the upper end of the movable rod 232, a sliding rail 2331 is disposed above the sliding groove 233, a sliding block 2324 matched with the sliding rail is disposed on the handle 2321, a U-shaped rotating groove 2322 is disposed at the left end of the movable rod 232, a rotating hole 2323 is disposed on the groove wall of the U-shaped rotating groove 2322, a bearing 25 is disposed in the rotating hole 2323, a pin shaft hole 301 is disposed on the clamping base 30, the clamping base 30 is disposed in the U-shaped rotating groove 2322, and the pin shaft 26 passes through the rotating hole 2323 and the pin shaft hole 301 to connect the clamping jaw 3 and the movable rod 232, so that the clamping jaw 3 can be rotated and is suitable for clamping lifting wheels with different angles.
As shown in fig. 7, after the replacing device is assembled as required during operation, the replacing device is pushed to the position of the lifting wheel to be replaced by using the moving trolley, so that the U-shaped bracket 1 is located below the lifting frame 100, the lifting of the jacking platform 2 is controlled by the first lifting mechanism, the jacking platform 2 is located under the lifting frame 100 of the heating furnace and is located at two sides of the lifting wheel 300, and then the lifting platform 2 is controlled by the first lifting mechanism to jack up the lifting frame 100, so that the lifting wheel 300 is separated from the lifting sliding plate 200 and is not stressed any more.
The clamping jaw 3 is aligned to the lifting wheel 300 by moving the clamping jaw 3 by the jaw moving mechanism, so that the clamping jaw 3 clamps and clamps the lifting wheel 300, then the fixing bolt of the lifting wheel 300 is disassembled, and the lifting wheel 300 is disassembled and replaced.
Claims (10)
1. The utility model provides a device is changed to marching type heating furnace lifting wheel support formula which characterized in that: comprises a movable trolley, a lifting frame supporting mechanism and a lifting wheel clamping mechanism;
the moving trolley comprises a U-shaped bracket (1);
the lifting frame supporting mechanism comprises a first lifting mechanism and a jacking platform (2) which are arranged on the U-shaped support (1), the jacking platform (2) can be movably arranged above the side arm of the U-shaped support (1) up and down, and the first lifting mechanism is used for controlling the lifting of the jacking platform (2);
the lifting wheel clamping mechanism comprises a clamping jaw moving mechanism and a clamping jaw (3), the clamping jaw (3) is used for clamping and fixing the lifting wheel, the clamping jaw moving mechanism can slide left and right around and is arranged between arms on two sides of a U-shaped support (1), and the clamping jaw moving mechanism is used for moving the position of the clamping jaw (3).
2. The walking-beam furnace lifting wheel supporting replacing device as set forth in claim 1, wherein: the lifting platform is characterized in that the first lifting mechanism comprises a translation base (4), a first lifting screw (5) and a first driving device, the jacking platform (2) is arranged at the upper end of the first lifting screw (5), the first lifting screw (5) can be movably arranged on the translation base (4) from top to bottom, and the first driving device is used for driving the first lifting screw (5) to lift.
3. The walking-beam furnace lifting-wheel supporting type replacing device as claimed in claim 2, wherein: the first driving device comprises a first T-shaped bevel gear steering box (6), a first transverse transmission shaft (7), a first right-angle bevel gear steering box (8) and a first longitudinal transmission shaft (9), the first T-shaped bevel gear steering box (6) and the first right-angle bevel gear steering box (8) are fixedly arranged on the U-shaped support (1), an output shaft of the first T-shaped bevel gear steering box (6) is connected with an input end of the first right-angle bevel gear steering box (8) through the first transverse transmission shaft (7), an output end of the first right-angle bevel gear steering box (8) is connected with the first longitudinal transmission shaft (9), the first longitudinal transmission shaft (9) is connected with a first lifting lead screw (5), the first lifting lead screw (5) can be driven to lift when the first longitudinal transmission shaft (9) rotates, and a first rotation control component is arranged at an input end of the first T-shaped bevel gear steering box (6).
4. The walking-beam furnace lifting-wheel supporting type replacing device as claimed in claim 3, wherein: the horizontal moving base (4) is arranged on a side arm of the U-shaped support (1) in a left-right sliding mode, the longitudinal transmission shaft (9) comprises a sliding key rod (91) and a sliding sleeve rod (92), and the sliding sleeve rod (92) is sleeved on the outer side of the sliding key rod (91);
the first translation mechanism is used for controlling the translation base (4) to slide left and right.
5. The walking-beam furnace lifting wheel supporting replacing device as claimed in claim 4, wherein: the first translation mechanism comprises a second T-shaped bevel gear steering box (10), a second transverse transmission shaft (11), a second right-angle bevel gear steering box (12) and a second longitudinal transmission shaft (13), the second T-shaped bevel gear steering box (10) and the second right-angle bevel gear steering box (12) are fixedly arranged on the U-shaped support (1), an output shaft of the second T-shaped bevel gear steering box (10) is connected with the input end of the second right-angle bevel gear steering box (12) through the second transverse transmission shaft (11), the output end of the second right-angle bevel gear steering box (12) is connected with the second longitudinal transmission shaft (13), the second longitudinal transmission shaft (13) is in threaded connection with the translation base (4), and a second rotation control component is arranged at the input end of the second T-shaped bevel gear steering box (10).
6. The walking-beam furnace lifting wheel supporting replacing device as claimed in claim 5, wherein: the device also comprises an operating table (14) arranged above the U-shaped bracket (1);
the first rotation control component comprises a horizontal rocker (15) and a third right-angle bevel gear steering box (16), the third right-angle bevel gear steering box (16) is arranged above the operating platform (14), an output shaft of the third right-angle bevel gear steering box (16) is connected with an input shaft of the first T-shaped bevel gear steering box (6), and an input shaft of the third right-angle bevel gear steering box (16) is connected with the horizontal rocker (15);
the second rotation control component comprises a vertical rocker (17) and a fourth right-angle bevel gear steering box (18), the fourth right-angle bevel gear steering box (18) is arranged on the U-shaped support (1), an output shaft of the fourth right-angle bevel gear steering box (18) is connected with an input shaft of a second T-shaped bevel gear steering box (10), an input shaft of the fourth right-angle bevel gear steering box (18) is connected with the vertical rocker (17), and the vertical rocker (17) is rotatably arranged on the operating table (14).
7. The walking-beam furnace lifting wheel supporting replacing device as set forth in claim 1, wherein: the device also comprises a movable sliding rod (19), wherein the movable sliding rod (19) can be arranged between the arms at the two sides of the U-shaped bracket (1) in a left-right sliding manner;
the jaw moving mechanism comprises a sliding base (20), a second lifting screw rod (21), a lifting rod (22) and an operating rod (23), wherein the sliding base (20) is arranged on a moving sliding rod (19) in a front-back sliding manner, the second lifting screw rod (21) is arranged on the sliding base (20) in a vertically movable manner, the lifting rod (22) is rotatably arranged on the sliding base (20), the lifting rod (22) is connected with the second lifting screw rod (21), and the lifting rod (22) can drive the second lifting screw rod (21) to lift when rotating;
the operating rod (23) is arranged at the upper end of the second lifting screw rod (21), and the clamping jaw (3) is pivoted at the end part of the operating rod (23).
8. The walking-beam furnace lifting-wheel supporting type replacing device as claimed in claim 7, wherein: the operating rod (23) comprises a fixing rod (231) and a movable rod (232), the fixing rod (231) is fixedly arranged at the upper end of the second lifting screw rod (21), the fixing rod (231) is provided with a sliding groove (233), the movable rod (232) can slide left and right in the sliding groove (233), and the clamping jaw (3) is pivoted at the end of the movable rod (232).
9. The walking beam furnace lifting wheel supporting type replacing device according to claim 1, wherein: the clamping jaw (3) comprises a clamping base (30), a fixed jaw (31), a movable jaw (32) and a clamping screw rod (33), wherein the fixed jaw (31) is fixedly arranged on the clamping base (30), the movable jaw (32) can be arranged on the clamping base (30) in a reciprocating sliding mode relative to the direction of the fixed jaw (31), and the clamping screw rod (33) can be rotatably arranged on the clamping base (30) and is in threaded connection with the movable jaw (32).
10. The walking-beam furnace lifting wheel supporting replacing device as set forth in claim 1, wherein: the moving trolley also comprises a moving wheel (24), and the moving wheel (24) is arranged at the bottom of the U-shaped support (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222915733.0U CN218476618U (en) | 2022-11-02 | 2022-11-02 | Supporting type replacing device for lifting wheel of stepping heating furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222915733.0U CN218476618U (en) | 2022-11-02 | 2022-11-02 | Supporting type replacing device for lifting wheel of stepping heating furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218476618U true CN218476618U (en) | 2023-02-14 |
Family
ID=85171839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222915733.0U Active CN218476618U (en) | 2022-11-02 | 2022-11-02 | Supporting type replacing device for lifting wheel of stepping heating furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218476618U (en) |
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2022
- 2022-11-02 CN CN202222915733.0U patent/CN218476618U/en active Active
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