Casting roller core welding supporting tool
By designing a cast-roller core welding support tool, using a walking mechanism and a speed reduction motor to drive the roller assembly to rotate, the problem of time-consuming and low efficiency of cast-roller core welding in the prior art is solved, and an efficient welding process and the effect of reducing labor intensity is achieved.
Patent Information
- Application Number
- CN202323587809.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-27
- Publication Date
- 2025-03-14
- Estimated Expiration
- 2033-12-27
AI Technical Summary
In the prior art, casting and rolling core welding takes a lot of time, the welding efficiency is low, and the workers have a high labor intensity.
A cast-roller core welding support tool is designed, including two tracks and two spaced roller core support mechanisms, and the roller assembly is driven by a walking mechanism and a speed reduction motor to achieve support and rotation of cast-roller cores of different diameters and lengths.
Through this tooling, the cast roll core can be quickly and stably supported and rotated, which significantly improves welding efficiency and reduces the labor intensity of workers.
Smart Images
Figure CN222608565U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of casting and rolling roll core welding equipment, in particular to a casting and rolling roll core welding support tooling. Background Art
[0002] The structure of the cast roll requires that the roll sleeve and the roll core should be interference fit with each other, and there should be no relative rotation and axial movement. The cross section between the roll sleeve and the roll core should be welded or sealed. The structure of the cast roll mostly adopts a steel roll core and a structure formed by hot-fitting the heat-resistant steel roll sleeve. The existing technology of cast roll core welding usually involves hanging the cast roll core on a lathe for rotation welding. The cast roll core is generally hoisted above the lathe by a crane, and the cast roll core is clamped by the chucks at both ends of the lathe. The cast roll core is then corrected, and then rotation welding is performed. However, this method requires the cast roll core to be fixed and corrected, which takes a lot of time, has low work efficiency, and has high labor intensity for workers. Summary of the invention
[0003] The utility model aims to solve the problems of the prior art that the welding of the cast roll core takes a long time, the welding efficiency is low, and the labor intensity of the workers is high. A casting roll core welding support tool is provided. The casting roll core is supported and welded by the support tool, which saves time and labor, improves work efficiency, reduces the labor intensity of the workers, and is suitable for casting roll cores of different diameters and lengths.
[0004] In order to achieve the above-mentioned purpose, the technical solution of the utility model is: a casting roll core welding support tooling, including two tracks, and also including two roll core support mechanisms arranged at intervals, one of the roll core support mechanisms is provided with a traveling mechanism and is located on the track, and one of the roll core support mechanisms can be moved on the track through the traveling mechanism, thereby changing the spacing between the two roll core support mechanisms so as to be suitable for casting roll cores of different lengths.
[0005] The roller core supporting mechanism comprises an opening and closing frame, a lead screw and two roller assemblies arranged at intervals on the top of the opening and closing frame, the lead screw is rotatably arranged in the opening and closing frame, and two opening and closing nuts are transmission-connected to the lead screw, and the two opening and closing nuts are respectively connected to the two roller assemblies; the roller assembly comprises a roller support, a roller shaft and a roller, the roller shaft is rotatably arranged in the roller support, and the roller is sleeved on the roller shaft, a reduction motor 2 is arranged on the outer side of the roller support of one of the roller assemblies, and the output end of the reduction motor 2 is connected to the roller shaft, and the spacing between the two roller assemblies can be adjusted through the cooperation of the lead screw and the two opening and closing nuts so as to be suitable for cast roller cores of different diameters, the roller assembly supports the cast roller core, and the reduction motor 2 is used to drive the roller shaft of one of the roller assemblies to rotate, so that the rotation of the roller provides power for the rotation of the cast roller core.
[0006] The walking mechanism includes a driving wheel assembly and two driven wheel assemblies, wherein the driving wheel assembly is arranged on one side of the opening and closing frame, and the two driven wheel assemblies are arranged on the other side of the opening and closing frame. Through the driving wheel assembly and the driven wheel assembly, one of the roller core support mechanisms can be moved on the track so as to adjust the distance between the two roller core support mechanisms.
[0007] Furthermore, the lead screw is provided with two sections of threads with opposite rotation directions, and both ends of the lead screw extend to the outside of the opening and closing frame. A support plate is provided at one end of the opening and closing frame, and a reduction motor 1 is provided on the support plate. The output end of the reduction motor 1 is connected to the lead screw, and the lead screw is driven to rotate by the reduction motor 1, so that the two opening and closing nuts can be moved closer to or away from each other.
[0008] Furthermore, bearing seats are provided at both ends of the opening and closing frame, a screw bearing is provided in the bearing seat, the screw bearing is sleeved on the screw, and a pressure cover is provided on the outer side of the bearing seat.
[0009] Furthermore, two strip holes are symmetrically opened on the top of the opening and closing frame, and an opening and closing hole is opened between the two strip holes; the roller support includes a roller seat and two roller plates vertically arranged on the top of the roller seat, the roller seat is connected to the opening and closing nut, and the roller seat is provided with a fastening bolt, the lower end of the fastening bolt passes through the roller seat and the strip hole in turn, after adjusting the spacing between the two roller assemblies of the roll core support mechanism, the roller support can be locked and fixed by the fastening bolt, so that the roller can more stably support the cast roll core.
[0010] Furthermore, a through hole is provided on the roller plate, a roller bearing is arranged in the through hole, a bearing pressure plate is provided on the inner side of the roller plate, and a fixing plate is provided on the outer side; a limiting ring 1 is provided on the inner side of the roller, and a limiting ring 2 is provided on the outer side, the limiting ring 1 and the limiting ring 2 are both mounted on the roller shaft, and a limiting retaining ring located on the outer side of the limiting ring 2 is also mounted on the roller shaft, the limiting ring 1 and the limiting ring 2 both limit the roller, and the limiting retaining ring blocks the limiting ring 2.
[0011] Furthermore, the driving wheel assembly includes a reduction motor three, a wheel axle and two driving wheel plates, the two driving wheel plates are arranged at intervals on one side of the opening and closing frame, the wheel axle is rotatably arranged between the two driving wheel plates, the output end of the reduction motor three is connected to one end of the wheel axle, two driving wheels are sleeved on the wheel axle, the driving wheels are located on the track, and the wheel axle can be driven to rotate by the reduction motor three, so that the wheel axle drives the two driving wheels to move on the track, thereby facilitating the movement of the roller core support mechanism.
[0012] Furthermore, a wheel bearing sleeved on the end of the wheel shaft is arranged on the driving wheel plate, and a clamping cover is arranged on the outer side of the driving wheel plate.
[0013] Furthermore, the driven wheel assembly includes a driven wheel and two driven wheel plates, the two driven wheel plates are arranged at intervals on one side of the opening and closing frame, a driven wheel axle is rotatably arranged between the two driven wheel plates, the driven wheel is sleeved on the driven wheel axle, the driven wheel is located on the track, and the driven wheel assembly facilitates the movement of the roller core support mechanism.
[0014] Through the above technical solution, the beneficial effects of the utility model are:
[0015] The utility model has a reasonable structure and good use effect, and can support cast roll cores of different diameters and lengths. At the same time, the cast roll core can be driven to rotate during the supporting process of the cast roll core, so as to facilitate the welding operation of the cast roll core, save time and labor, improve work efficiency, and reduce the labor intensity of workers.
[0016] The utility model supports the end of the cast roll core by means of two roller assemblies of the roll core supporting mechanism, and the rollers support the cast roll core, wherein the two roller assemblies can be driven to approach or move away from each other under the cooperation of the lead screw and two opening and closing screw nuts, so as to achieve the effect of adjusting the distance between the two roller assemblies, thereby achieving the effect of supporting and welding the cast roll cores of different diameters, and one of the rollers is driven to rotate by the second reduction motor to provide power for the rotation of the cast roll core.
[0017] In the utility model, a traveling mechanism is installed on one of the roller core supporting mechanisms, and the traveling mechanism can be used to make the roller core supporting mechanism move on the track, so as to achieve the effect of adjusting the distance between the two roller core supporting mechanisms, thereby achieving the effect of welding the cast roller core supports of different lengths. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 This is a schematic diagram of the structure of a casting roll core welding support tooling of the utility model Figure 1 ;
[0019] Figure 2 This is a schematic diagram of the structure of a casting roll core welding support tooling of the utility model Figure 2 ;
[0020] Figure 3 This is a schematic diagram of the structure of a casting roll core welding support tooling of the utility model Figure 3 ;
[0021] Figure 4 This is a schematic diagram of the structure of a casting roll core welding support tooling of the utility model Figure 4 (excluding walking mechanism);
[0022] Figure 5 yes Figure 1 A schematic diagram of the enlarged structure at A in the middle;
[0023] Figure 6 yes Figure 2 Schematic diagram of the enlarged structure at point B in the middle.
[0024] The numbers in the accompanying drawings are: 1 is a track, 2 is an opening and closing frame, 201 is a strip hole, 3 is a support plate, 4 is a reduction motor 1, 5 is a lead screw, 6 is an opening and closing nut, 7 is a bearing seat, 8 is a lead screw bearing, 9 is a pressure cover, 10 is a roller plate, 11 is a fastening bolt, 12 is a roller seat, 13 is a roller, 14 is a roller shaft, 15 is a bearing pressure plate, 16 is a roller bearing, 17 is a fixing plate, 18 is a limit ring 1, 19 is a limit ring 2, 20 is a limit retaining ring, 21 is a reduction motor 2, 22 is a reduction motor 3, 23 is a driving wheel plate, 24 is a wheel bearing, 25 is a clamping cover, 26 is a wheel shaft, 27 is a driving wheel, 28 is a driven wheel plate, 29 is a driven wheel shaft, and 30 is a driven wheel. DETAILED DESCRIPTION
[0025] The utility model is further described below in conjunction with the accompanying drawings and specific embodiments:
[0026] like Figure 1 to Figure 6 As shown, a casting roll core welding support tooling includes two rails 1 and two roll core support mechanisms arranged at intervals, one of the roll core support mechanisms is provided with a walking mechanism and is located on the rail 1, and in this embodiment, the other roll core support mechanism and the two rails 1 are fixed to the ground, and the walking mechanism can be used to make one of the roll core support mechanisms move on the rail, so as to achieve the effect of adjusting the distance between the two roll core support mechanisms.
[0027] The roller core supporting mechanism includes an opening and closing frame 2, a lead screw 5 and two roller assemblies arranged at intervals on the top of the opening and closing frame 2. The lead screw 5 is rotatably arranged in the opening and closing frame 2. Two opening and closing screw nuts 6 are connected to the lead screw 5 in a transmission manner. The two opening and closing screw nuts 6 are respectively connected to the two roller assemblies. The rotation of the lead screw 5 can cause the two opening and closing screw nuts 6 to move closer to or farther from each other, so as to drive the two roller assemblies to move closer to or farther from each other, so as to achieve the effect of adjusting the distance between the two roller assemblies and achieving the effect of supporting welding of cast roll cores of different diameters; the roller assembly includes a support Roller support, roller shaft 14 and roller 13, the roller shaft 14 is rotatably arranged in the roller support, the roller 13 is sleeved on the roller shaft 14, the rollers 13 of the two roller assemblies support the ends of the cast roll core, a reduction motor 21 is arranged on the outer side of the roller support of one of the roller assemblies, the output end of the reduction motor 21 is connected to the roller shaft 14, the reduction motor 21 is used to drive the roller shaft 14 of one of the roller assemblies to rotate, so that the roller shaft 14 drives the roller 13 to rotate, and provides power for the rotation of the cast roll core during the welding process of the cast roll core.
[0028] The walking mechanism includes a driving wheel assembly and two driven wheel assemblies, wherein the driving wheel assembly is arranged on one side of the opening and closing frame 2, and the two driven wheel assemblies are arranged on the other side of the opening and closing frame 2. The driving wheel assembly and the driven wheel assembly are used to achieve the effect of one of the roller core support mechanisms moving on the track 1.
[0029] The lead screw 5 is provided with two sections of threads with opposite rotation directions, and both ends of the lead screw 5 extend to the outside of the opening and closing frame 2. A support plate 3 is provided at one end of the opening and closing frame 2, and a reinforcing plate connected to the opening and closing frame 2 is welded and fixed to the bottom of the support plate 3. The support plate 3 supports the reduction motor 4. A reduction motor 4 is provided on the support plate 3, and the output end of the reduction motor 4 is connected to the lead screw 5.
[0030] Both ends of the opening and closing frame 2 are provided with bearing seats 7, and a screw bearing 8 is arranged in the bearing seat 7. The screw bearing 8 is sleeved on the screw 5 and has an interference fit with the screw 5. The screw bearing 8 facilitates the reduction motor 4 to drive the screw 5 to rotate. A pressure cover 9 is arranged on the outer side of the bearing seat 7. The pressure cover 9 has the function of pressing and fixing the screw bearing 8, and the pressure cover 9 is bolted to the bearing seat 7.
[0031] Two strip holes 201 are symmetrically provided on the top of the opening and closing frame 2, and an opening and closing hole is provided between the two strip holes 201, and the opening and closing hole facilitates the opening and closing nut 6 to drive the roller assembly to move; the roller support includes a roller seat 12 and two roller plates 10 vertically arranged on the top of the roller seat 12, the roller seat 12 is connected to the opening and closing nut 6, and a fastening bolt 11 is provided on the roller seat 12, and the lower end of the fastening bolt 11 passes through the roller seat 12 and the strip hole 201 in turn. In this embodiment, the number of the fastening bolts 11 on the roller seat 12 is 4. After adjusting the distance between the two roller assemblies, the roller seat 12 can be tightened by cooperating with the fastening bolt 11 and the nut, so that the roller 13 can more stably support the cast roll core.
[0032] The roller plate 10 is provided with a through hole, in which a roller bearing 16 is arranged. The roller bearing 16 is interference fit with the roller shaft 14 so that the roller shaft 14 can drive the roller 13 to rotate. The inner side of the roller plate 10 is provided with a bearing pressure plate 15, and the outer side is provided with a fixing plate 17. The bearing pressure plate 15 plays a role of pressing and fixing the roller bearing 16. The bearing pressure plate 15, the roller plate 10 and the fixing plate 17 are fixedly connected with bolts; the inner side of the roller 13 is provided with a limit ring 18, and the outer side is provided with a limit ring 29. The limit ring 18 and the limit ring 2 10 both play a role of limiting the roller 13. The limit ring 18 and the limit ring 2 19 are both sleeved on the roller shaft 14. The roller shaft 14 is also sleeved with a limit retaining ring 20 located on the outer side of the limit ring 2 19, and the limit retaining ring 20 plays a role of blocking the limit ring 2 19.
[0033] The driving wheel assembly includes a reduction motor three 22, a wheel axle 26 and two driving wheel plates 23. The reduction motor three 22 is installed on one side of the opening and closing frame 2. The two driving wheel plates 23 are arranged at intervals on one side of the opening and closing frame 2. The wheel axle 26 is rotatably set between the two driving wheel plates 23. The output end of the reduction motor three 22 is connected to one end of the wheel axle 26. Two driving wheels 27 are sleeved on the wheel axle 26. The driving wheels 27 are located on the track 1. The reduction motor three 22 drives the wheel axle 26 to rotate, and the wheel axle 26 drives the two driving wheels 27 to move on the two tracks 1 respectively.
[0034] The driving wheel plate 23 is provided with a wheel bearing 24 sleeved on the end of a wheel shaft 26 , and a pressing cover 25 is provided on the outer side of the driving wheel plate 23 .
[0035] The driven wheel assembly includes a driven wheel 30 and two driven wheel plates 28. The two driven wheel plates 28 are arranged at intervals on one side of the opening and closing frame 2. A driven wheel shaft 29 is rotatably arranged between the two driven wheel plates 28. The driven wheel shaft 29 is rotatably connected to the driven wheel plates 28 through bearings. Bearings are installed on both driven wheel plates 28. The driven wheel 30 is sleeved on the driven wheel shaft 29. The driven wheel 30 is located on the track 1.
[0036] The working principle of the utility model is as follows: before starting work, the positions of various components need to be adjusted to a state that is compatible with the casting roll core. First, according to the diameter of the casting roll core, the spacing between the two roller assemblies of the two roller core support mechanisms is adjusted respectively to ensure that the rollers 13 stably support the casting roll core, and to avoid the casting roll core falling off due to the rollers 13 of the two roller assemblies being too large or too small. Turn on the reduction motor 14, and the output end of the reduction motor 14 drives the lead screw 5 to rotate, and the lead screw 5 drives the two opening and closing screw nuts 6 to move closer to or away from each other, and the two opening and closing screw nuts 6 drive the two roller supports to move closer to or away from each other, so that the two rollers 13 of the roller core support mechanism move closer to or away from each other. When the positions of the two rollers 13 are adjusted to the appropriate position, the roller seat 12 is tightened by the cooperation of the fastening bolts 11 and the nuts, so that the rollers 13 can more stably support the casting roll core.
[0037] When the spacing between the two rollers 13 of the two roll core support mechanisms is adjusted, the spacing between the two roll core support mechanisms is adjusted according to the length of the cast roll core, and the reduction motor 3 22 is turned on. The output end of the reduction motor 3 22 drives the wheel shaft 26 to rotate, and the wheel shaft 26 drives the two driving wheels 27 to move on the two tracks 1 respectively, and prompts the driven wheels 30 of the two driven wheel assemblies to move on the two tracks 1 respectively, so that the roll core support mechanism is close to or away from the other roll core support mechanism, ensuring that the two rollers 13 of the two roll core support mechanisms respectively support the two end necks of the cast roll core.
[0038] When the distance between the two roller core support mechanisms is adjusted, work begins. The two ends of the cast roll core are placed on the rollers 13 of the two roll core support mechanisms respectively. Then, the reduction motors 21 of the two roll core support mechanisms are turned on respectively. The two reduction motors 21 respectively drive the roller shafts 14 to rotate. The roller shafts 14 drive the rollers 13 to rotate, thereby driving the cast roll core to rotate evenly and slowly. At this time, the cast roll core can be welded. After welding, the cast roll core can be lifted off the rollers 13.
[0039] The embodiments described above are only preferred embodiments of the utility model and do not limit the scope of implementation of the utility model. Therefore, all equivalent changes or modifications made according to the technical solutions described in the patent scope of the utility model should be included in the scope of the patent application of the utility model.
Claims
1. A casting roll core welding support tool, comprising two rails (1), characterized in that: It also includes two roller core support mechanisms arranged at intervals, one of the roller core support mechanisms being provided with a walking mechanism and being located on the track (1); The roller core support mechanism comprises an opening and closing frame (2), a lead screw (5) and two roller assemblies arranged at intervals on the top of the opening and closing frame (2); the lead screw (5) is rotatably arranged in the opening and closing frame (2); two opening and closing screw nuts (6) are transmission-connected to the lead screw (5); the two opening and closing screw nuts (6) are respectively connected to two roller assemblies; the roller assembly comprises a roller support, a roller shaft (14) and a roller (13); the roller shaft (14) is rotatably arranged in the roller support; the roller (13) is sleeved on the roller shaft (14); a second reduction motor (21) is arranged on the outer side of the roller support of one of the roller assemblies; the output end of the second reduction motor (21) is connected to the roller shaft (14); The walking mechanism comprises a driving wheel assembly and two driven wheel assemblies, the driving wheel assembly being arranged on one side of the opening and closing frame (2), and the two driven wheel assemblies being arranged on the other side of the opening and closing frame (2).
2. The casting roll core welding support tooling according to claim 1, characterized in that: The lead screw (5) is provided with two sections of threads with opposite rotation directions, and both ends of the lead screw (5) extend to the outside of the opening and closing frame (2). A support plate (3) is provided at one end of the opening and closing frame (2), and a reduction motor (4) is provided on the support plate (3). The output end of the reduction motor (4) is connected to the lead screw (5).
3. The casting roll core welding support tooling according to claim 2 is characterized in that: Both ends of the opening and closing frame (2) are provided with bearing seats (7), a lead screw bearing (8) is arranged inside the bearing seat (7), the lead screw bearing (8) is sleeved on the lead screw (5), and a pressure cover (9) is arranged on the outer side of the bearing seat (7).
4. The casting roll core welding support tooling according to claim 1, characterized in that: The top of the opening and closing frame (2) is symmetrically provided with two strip holes (201), and an opening and closing hole is provided between the two strip holes (201); the roller support comprises a roller seat (12) and two roller plates (10) vertically arranged on the top of the roller seat (12); the roller seat (12) is connected to the opening and closing nut (6); a fastening bolt (11) is provided on the roller seat (12), and the lower end of the fastening bolt (11) passes through the roller seat (12) and the strip hole (201) in sequence.
5. The casting roll core welding support tooling according to claim 4 is characterized in that: The roller plate (10) is provided with a through hole, in which a roller bearing (16) is arranged; the inner side of the roller plate (10) is provided with a bearing pressure plate (15), and the outer side is provided with a fixing plate (17); the inner side of the roller (13) is provided with a limiting ring 1 (18), and the outer side is provided with a limiting ring 2 (19); the limiting ring 1 (18) and the limiting ring 2 (19) are both sleeved on the roller shaft (14); the roller shaft (14) is also sleeved with a limiting retaining ring (20) located outside the limiting ring 2 (19).
6. The casting roll core welding support tooling according to claim 1, characterized in that: The driving wheel assembly comprises a third reduction motor (22), a wheel shaft (26) and two driving wheel plates (23), the two driving wheel plates (23) being arranged at intervals on one side of the opening and closing frame (2), the wheel shaft (26) being rotatably arranged between the two driving wheel plates (23), the output end of the third reduction motor (22) being connected to one end of the wheel shaft (26), the wheel shaft (26) being sleeved with two driving wheels (27), and the driving wheels (27) being located on the track (1).
7. The casting roll core welding support tooling according to claim 6, characterized in that: The driving wheel plate (23) is provided with a wheel bearing (24) sleeved on the end of the wheel shaft (26), and a pressing cover (25) is provided on the outer side of the driving wheel plate (23).
8. The casting roll core welding support tooling according to claim 1, characterized in that: The driven wheel assembly comprises a driven wheel (30) and two driven wheel plates (28), the two driven wheel plates (28) being arranged at intervals on one side of the opening and closing frame (2), a driven wheel shaft (29) being rotatably arranged between the two driven wheel plates (28), the driven wheel (30) being sleeved on the driven wheel shaft (29), and the driven wheel (30) being located on the track (1).