Working roll changing device

Abstract

The utility model discloses a working roll changing device. A left table top and a right table top are arranged at the upper end of an integral moving platform, and a rack is arranged at the lower end of the integral moving platform; the upper end faces of the left table top and the right table top are each provided with a set of double-track linear sliding rails I and II. The first driving mechanism is fixed on the rack to drive the integral moving platform to run along the track; the upper end of the back-and-forth moving platform is provided with a middle table top connected with the left table top and the right table top, and the lower end is provided with a supporting frame; the front-back moving platform is slidably connected to the rack through a second driving mechanism. Two groups of double-track linear slide rails III connected with the double-track linear slide rail I and the double-track linear slide rail II are arranged on the middle table board; a connecting buckle is arranged at one end of the bracket, and a third driving mechanism for driving the bracket to move along the double-track linear slide rails II, III and I is fixed at the other end of the bracket. The roller replacing device is high in automation degree, fast in roller replacing work, time-saving, labor-saving and high in efficiency; the cost for replacing the working roller is low, and the use efficiency is high.

Description

Technical Field

[0001] The utility model belongs to the technical field of aluminum processing equipment and relates to a working roll changing device for aluminum processing equipment. Background Art

[0002] The replacement of the working rolls of existing aluminum processing equipment needs to be completed with the help of the lower support rolls, such as Figure 1 As shown, the old working roll 9 is taken out together with the lower supporting roll 10, and then the old working roll 9 is lifted away by the overhead crane, and then the new working roll 9 is lifted and installed on the lower supporting roll 10, and then the lower supporting roll 10 is brought into the rolling mill together with the working roll 9 to complete the work of changing the working roll. Since the working roll 9 is brought out by the movement of the lower supporting roll 10, it is heavy, and it takes time and effort to move it. The efficiency of the roll change is slow and the degree of automation is low. 11 is a wheel and 12 is a track. Utility Model Content

[0003] The purpose of the utility model is to solve the above problems existing in the prior art and to provide a working roll changing device, which has a high degree of automation, fast roll changing, time-saving and labor-saving, and high efficiency; it also saves the cost of replacing the working rolls and has high use efficiency.

[0004] To achieve the above-mentioned purpose, the technical solution of the utility model is: a working roll changing device, including a track, an integral moving platform, a first driving mechanism, a front and rear moving platform, a second driving mechanism, a bracket and a third driving mechanism; a left table and a right table of the same height are arranged in the middle of the upper end of the integral moving platform, and a stand is arranged at the lower end; the upper end faces of the left table and the right table are respectively provided with a group of double-track linear slide rails Ⅰ and double-track linear slide rails Ⅱ which are used in conjunction with rollers Ⅰ at the lower end of the working rolls, have exactly the same shape and structure and whose central axes coincide with each other; the first driving mechanism is fixed on the stand of the integral moving platform to drive the integral moving platform to run along the track; an intermediate table connecting the left table and the right table is arranged at the upper end of the front and rear moving platform, and a support frame is arranged at the lower end; the front and rear moving platforms are connected by the second driving mechanism It is slidably connected to the frame of the integral moving platform; two groups of double-track linear slides III with exactly the same shape and structure as the double-track linear slides I are arranged on the middle table; the forward and backward moving platform is moved so that one group of double-track linear slides III connects the double-track linear slide I on the left table and the double-track linear slide II on the right table; the lower end of the bracket is provided with a roller II used in conjunction with the double tracks on the double-track linear slides I and the double-track linear slides II, one end of which is provided with a connecting buckle connected to the end of the lower roller shaft of the working roller, and the other end is fixed with a third driving mechanism; the first driving mechanism and the second driving mechanism are fixed on the frame of the integral moving platform, the first driving mechanism drives the integral moving platform to run along the track, the second driving mechanism drives the forward and backward moving platform to move forward and backward, and the third driving mechanism drives the bracket to move.

[0005] Further preferably, the first driving mechanism comprises a first servo motor, an upper sprocket, a lower sprocket, an axle and two wheels fixed at both ends of the axle; the first servo motor is fixed on the frame of the integral mobile platform, an upper sprocket is fixed on its output shaft, and a lower sprocket connected to the upper sprocket by a chain is fixed on the axle; the two wheels are placed on a track and roll on the track; the two ends of the axle are rotatably fixed to the lower end of the integral mobile platform. The first servo motor drives the axle to rotate, thereby driving the integral mobile platform to translate as a whole, and the structure is simple, stable and reliable.

[0006] Further preferably, the second driving mechanism includes a second servo motor, two gears I, two racks I respectively meshing with the two gears I, and a main shaft; the second servo motor is fixed on the frame of the integral moving platform, the two ends of the main shaft are respectively fixed on the frame through bearing seats, and one end thereof is rigidly fixed on the output shaft of the second servo motor; the two gears I are respectively fixed on the main shaft; the two racks I are fixed on the two ends of the lower end of the support frame of the forward and backward moving platform; the two sides of the support frame of the forward and backward moving platform are slidably connected to the frame of the integral moving platform. The second servo motor drives the main shaft to rotate, the two gears I rotate, and the two racks I move forward and backward, thereby driving the frame to move forward and backward.

[0007] Further preferably, the specific structure in which both sides of the support frame of the front and rear moving platforms are slidably connected to the platform of the overall moving platform is: horizontal U-shaped slide grooves are respectively arranged at the connection parts of the platform, and half shafts are fixed at the connection parts on both sides of the support frame, and rollers are rotatably fixed on the half shafts; the rollers are placed in the horizontal U-shaped slide grooves.

[0008] Further preferably, the third driving mechanism includes a third servo motor fixed on the bracket, a gear II fixed on the output shaft of the third servo motor and a rack II meshing with the gear II; the rack II is fixed on the left table top and the right table top and is located between the double tracks of the double-track linear slide I and the double-track linear slide II; two racks II are also fixed on the middle table top, which are respectively located between the double tracks of the two double-track linear slides II; when working, one of the two racks II on the middle table top is always connected to the rack II on the left table top and the right table top to form a whole rack.

[0009] The working process of the utility model is as follows: First, start the first servo motor, and the overall mobile platform moves along the track to the side of the aluminum processing equipment. Start the third servo motor, and the bracket moves along the double-track linear slide II, double-track linear slide III and double-track linear slide I to the working roller, fix the lower roller shaft of the working roller to the bracket, and the third servo motor moves in the opposite direction to move the working roller to the front and rear moving platform, remove the working roller from the bracket, and turn off the third servo motor. Turn on the second servo motor, move the front and rear moving platform, move the removed old working roller to the rear end, align the new working roller on it to the working roller installation position of the aluminum processing equipment, and fix the new working roller to the bracket. Turn on the third servo motor again, and after the bracket pushes the new working roller to the working roller installation position of the aluminum processing equipment, the bracket is separated from the new working roller, and the third servo motor moves in the opposite direction to reset the bracket, and then turn off the third servo motor, and start the first servo motor, and the overall mobile platform moves away from the aluminum processing equipment along the track. The replaced old working roller can be hoisted away by the overhead crane, and the new working roller can be hoisted to a double-track linear slide rail III of the front and rear moving platform for standby use. The utility model can be moved along the track to any aluminum processing equipment installed beside the track to replace the working roller for the aluminum processing equipment.

[0010] The advantages of the utility model are: the utility model has a high degree of automation, fast roll changing, time-saving and labor-saving, high efficiency, and the roll changing work can be completed within 5 minutes; it reduces production auxiliary time, improves the use efficiency of the equipment, and improves the installation level of the whole equipment. And one device can replace the working rolls for a row of aluminum processing equipment installed next to the track, saving the cost of replacing the working rolls and high use efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural schematic diagram of the prior art;

[0012] Figure 2 It is the front view of the utility model;

[0013] Figure 3 It is a left view of the utility model;

[0014] Figure 4 It is a top view of the utility model. DETAILED DESCRIPTION

[0015] The utility model will be further described below in conjunction with the accompanying drawings and specific implementation methods. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0016] like Figures 2 to 4As shown, this embodiment includes a track 1, an integral mobile platform 2, a first drive mechanism, a front and rear mobile platform 4, a second drive mechanism, a bracket 6 and a third drive mechanism. The middle part of the upper end of the integral mobile platform 2 is provided with a left table 201 and a right table 202 of the same height, and a stand 203 is provided at the lower end. The upper end surfaces of the left table 201 and the right table 202 are respectively provided with a set of double-track linear slide rails Ⅰ204 and double-track linear slide rails Ⅱ205 which are used in conjunction with the roller Ⅰ at the lower end of the working roller, have the same shape and structure, and have the same central axis. The first drive mechanism is fixed on the stand 203 of the integral mobile platform 2, and the first drive mechanism drives the integral mobile platform 2 to run along the track 1. The first drive mechanism includes a first servo motor 301, an upper sprocket 302, a lower sprocket 303, an axle 304 and two wheels 305 fixed at both ends of the axle 304. The first servo motor 301 is fixed on the stand 203 of the integral mobile platform 2, and an upper sprocket 302 is fixed on its output shaft; the lower sprocket 303 is fixed on the axle 304; the upper sprocket 302 and the lower sprocket 303 are connected together by a chain. Two wheels 305 are placed on the track 1 and roll on the track 1; the wheel 305 at the right end of this embodiment is I-shaped, which is clamped on the track 1 at the right end, and the wheel 305 at the left end is round, which is placed on the track 1 at the left end; in this way, the two wheels 305 can ensure accurate operation on the track 1, and there will be no jamming between the two due to manufacturing errors. The two ends of the axle 304 are rotatably fixed to the lower end of the integral mobile platform 2 through the bearing seat 206, and the bearing seat 206 is composed of left and right bearing seats respectively located on both sides of the wheel 305. The first servo motor 301 drives the axle 304 to rotate, thereby driving the integral mobile platform 2 to translate as a whole.

[0017] The upper end of the front-to-back moving platform 4 is provided with an intermediate table 401 connecting the left table 201 and the right table 202, and the lower end is provided with a support frame 402. The front-to-back moving platform 4 is slidably connected to the stand 203 of the integral moving platform 2 through a second driving mechanism. Two groups of double-track linear slides III 403 having the same shape and structure as the double-track linear slides I 204 are provided on the intermediate table 401; the front-to-back moving platform 4 is moved so that one group of double-track linear slides III 403 connects the double-track linear slides I 204 of the left table 201 and the double-track linear slides II 205 of the right table 202. The second driving mechanism is fixed on the stand 203 of the integral moving platform 2, and the second driving mechanism drives the front-to-back moving platform 4 to move forward and backward. The second driving mechanism includes a second servo motor 501, two gears I 502, two racks I 503 respectively meshing with the two gears I 502, and a spindle 504. The second servo motor 501 is fixed on the stand 203 of the integral mobile platform 2 through a base, and the two ends of the main shaft 504 are fixed on the stand 203 through bearing seats 505, and one end thereof is rigidly fixed to the output shaft of the second servo motor 501 through a coupling. Two gears I 502 are fixed on the main shaft 504 respectively; two racks I 503 are fixed on the two ends of the lower end of the support frame 402 of the front and rear mobile platform 4. The two sides of the support frame 402 of the front and rear mobile platform 4 are slidably connected to the stand 203 of the integral mobile platform 2; the specific structure of this embodiment is: the stand 203 is respectively provided with horizontal U-shaped slide grooves 207 at the connection, and the two sides of the support frame 402 are fixed with half shafts at the connection, and the rollers 404 are rotatably fixed on the half shafts; the rollers 404 are placed in the horizontal U-shaped slide grooves 207. The second servo motor 501 drives the main shaft 504 to rotate, and the two gears I 502 rotate, driving the two racks I 503 to move forward and backward, thereby driving the support frame 402 to move forward and backward.

[0018] The lower end of the bracket 6 is provided with a roller II 61 used in conjunction with the double tracks on the double track linear slide I 204 and the double track linear slide II 205, one end of which is provided with a connecting buckle connected to the end of the lower roller shaft of the working roll, and the other end is fixed with a third driving mechanism, which drives the bracket 6 to move. The third driving mechanism includes a third servo motor 701 fixed on the bracket 6, a gear II 702 fixed on the output shaft of the third servo motor 701, and a rack II 703 meshing with the gear II 702. The rack II 703 is fixed on the left table 201 and the right table 202 and is located between the double tracks of the double track linear slide I 204 and the double track linear slide II 205. Two racks II 703 are fixed on the middle table 401, respectively located between the double tracks of the two double-track linear guide rails II 403; when working, one of the two racks II 703 on the middle table 401 is always connected to the racks II 703 on the left table 201 and the right table 202 to form a whole rack.

[0019] The working process of the utility model is as follows: first, start the first servo motor 301, and the integral mobile platform 2 moves along the track 1 to the side of the aluminum processing equipment. Start the third servo motor 701, and the bracket 6 moves along the double-track linear slide II 205, the double-track linear slide III 403 and the double-track linear slide I 204 to the working roller, and fix the lower roller shaft of the working roller to the bracket 6. The third servo motor 701 moves in the reverse direction, and the working roller is moved to the front and rear moving platform 4, and the working roller is removed from the bracket 6, and the third servo motor 701 is turned off. The second servo motor 501 is turned on, the front and rear moving platform 4 is moved, the disassembled old working roller is moved to the rear end, the new working roller on it is aligned with the working roller installation position of the aluminum processing equipment, the new working roller is fixed to the bracket 6, and the third servo motor 701 is turned on again. After the bracket 6 pushes the new working roller to the working roller installation position of the aluminum processing equipment, the bracket 6 is separated from the new working roller, and the third servo motor 701 moves in the opposite direction. After the bracket 6 is reset, the third servo motor 701 is turned off, the first servo motor 301 is started, and the overall moving platform 2 moves away from the aluminum processing equipment along the track 1. The replaced old working roller can be hoisted away by the overhead crane, and the new working roller can be hoisted by the overhead crane to a double-track linear slide III 403 of the front and rear moving platform 4 for standby use. The utility model can be moved arbitrarily along the track 1 to various aluminum processing equipment installed next to the track 1 to replace the working roller for the aluminum processing equipment. The utility model has a high degree of automation, fast roll changing, time-saving and labor-saving, high efficiency, and the roll changing work can be completed within 5 minutes; and one device can replace the working rolls for a row of aluminum processing equipment installed next to the track 1, saving the cost of replacing the working rolls.

[0020] The above is only a preferred specific implementation of the utility model; however, the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical solution and improved ideas of the utility model within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model.

Claims

1. A working roll changing device, characterized in that: It includes a track, an integral mobile platform, a first driving mechanism, a front and rear mobile platform, a second driving mechanism, a bracket and a third driving mechanism; a left table and a right table of the same height are arranged in the middle of the upper end of the integral mobile platform, and a stand is arranged at the lower end; the upper end faces of the left table and the right table are respectively provided with a set of double-track linear slide rails I and double-track linear slide rails II which are used in conjunction with rollers I at the lower end of the working rollers, have exactly the same shape and structure and have coincident central axes; the first driving mechanism is fixed on the stand of the integral mobile platform to drive the integral mobile platform to run along the track; an intermediate table connecting the left table and the right table is arranged at the upper end of the front and rear mobile platforms, and a support frame is arranged at the lower end; the front and rear mobile platforms are slidably connected to the stand of the integral mobile platform through the second driving mechanism On the middle table, two groups of double-track linear slides III with the same shape and structure as the double-track linear slides I are arranged; the front and rear moving platforms are moved so that one group of double-track linear slides III connects the double-track linear slides I on the left table and the double-track linear slides II on the right table; the lower end of the bracket is provided with a roller II used in conjunction with the double tracks on the double-track linear slides I and the double-track linear slides II, one end of which is provided with a connecting buckle connected to the end of the lower roller shaft of the working roller, and the other end is fixed with a third driving mechanism; the first driving mechanism and the second driving mechanism are fixed on the table of the integral moving platform, the first driving mechanism drives the integral moving platform to run along the track, the second driving mechanism drives the front and rear moving platform to move forward and backward, and the third driving mechanism drives the bracket to move.

2. The working roll changing device according to claim 1 is characterized in that: The second driving mechanism includes a second servo motor, two gears I, two racks I respectively meshing with the two gears I and a main shaft; the second servo motor is fixed on the frame of the integral moving platform, and the two ends of the main shaft are respectively fixed on the frame through bearing seats, and one end thereof is rigidly fixed on the output shaft of the second servo motor; the two gears I are respectively fixed on the main shaft; the two racks I are fixed to the two ends of the lower end of the support frame of the front and rear moving platform; the two sides of the support frame of the front and rear moving platform are slidably connected to the frame of the integral moving platform.

3. The working roll changing device according to claim 2 is characterized in that: The specific structure in which both sides of the support frame of the front and rear moving platform are slidably connected to the platform of the overall moving platform is: horizontal U-shaped sliding grooves are respectively arranged at the connection points of the platform, and half shafts are fixed at the connection points on both sides of the support frame, and rollers are rotatably fixed on the half shafts; the rollers are placed in the horizontal U-shaped sliding grooves.

4. The working roll changing device according to claim 1, 2 or 3, characterized in that: The first driving mechanism includes a first servo motor, an upper sprocket, a lower sprocket, an axle and two wheels fixed at both ends of the axle; the first servo motor is fixed on the frame of the overall mobile platform, an upper sprocket is fixed on its output shaft, and a lower sprocket connected to the upper sprocket by a chain is fixed on the axle; the two wheels are placed on a track and roll on the track; the two ends of the axle are rotatably fixed to the lower end of the overall mobile platform.

5. The working roll changing device according to claim 4 is characterized in that: The third driving mechanism includes a third servo motor fixed on the bracket, a gear II fixed on the output shaft of the third servo motor and a rack II meshing with the gear II; the rack II is fixed on the left table and the right table and is located between the double tracks of the double-track linear slide I and the double-track linear slide II; two racks II are also fixed on the middle table, which are respectively located between the double tracks of the two double-track linear slides II; when working, one of the two racks II on the middle table is always connected to the racks II on the left table and the right table to form a whole rack.

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