Water spraying device for ring rolling mill
By designing a water spraying device with a trolley and a rotating locking mechanism, the problem of the inflexible adjustment of the water spraying device was solved, enabling precise water spraying of steel billets with different inner diameters, thereby improving the efficiency of iron oxide scale removal and resource utilization.
Patent Information
- Application Number
- CN202520178116.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-05
- Publication Date
- 2026-02-06
- Estimated Expiration
- 2035-02-05
AI Technical Summary
The existing water spraying device of the ring rolling mill has a fixed spray pipe position, which cannot flexibly adjust the spray position and angle to adapt to steel billets with different inner diameters.
A water spraying device comprising a trolley, a first rotary locking mechanism, and a second rotary locking mechanism was designed. The water spraying pipe can be flexibly adjusted through a rotating cylinder and a worm gear transmission system, and the spraying position and angle can be adjusted according to the inner diameter of the steel billet.
It achieves flexibility and precision in the water spraying device, enabling timely adjustment of the spraying position and angle, effectively removing iron oxide scale, reducing production costs, and improving resource utilization.
Smart Images
Figure CN223875999U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to the field of ring rolling machine, concretely relates to a water spraying device for ring rolling machine. BACKGROUND
[0002] When the ring rolling machine works, the prepared steel blank is first positioned between the driving roller and the core roller, and then the driving roller is started to rotate to drive the steel blank to rotate, and the core roller is fed inward, so that the steel blank is plastically deformed by the friction and extrusion force, the wall thickness is thinned, and the inner and outer diameters are changed. During this process, a large amount of iron oxide scale is often formed and accumulated and then falls off due to the reaction between the steel and oxygen in the air, which causes waste of resources. If these resources are reasonably utilized, the production cost can be reduced, and the environmental protection and energy saving effects can be achieved. In the prior art, the spray pipe is usually fixed on one side of the ring rolling machine, and the iron oxide scale is made to fall off in time by spraying water on the steel blank by the spray pipe, and then the iron oxide scale is recycled. However, this water spraying method has limitations. The position of the spray pipe is fixed during water spraying, and it is not flexible enough. When the steel blank with different inner diameters is used, the spray pipe cannot be adjusted to the appropriate water spraying position and angle in time. SUMMARY
[0003] The utility model discloses in order to solve above-mentioned technical problem, provide a kind of water spraying device for ring rolling machine, can solve the limitation of present stage water spraying method, the position of spray pipe is fixed during water spraying, and it is not flexible enough. When the steel blank with different inner diameters is used, the spray pipe cannot be adjusted to the appropriate water spraying position and angle in time.
[0004] The utility model discloses the technical scheme that is adopted is as follows: a kind of water spraying device for ring rolling machine, including base, push trolley;Base is fixedly installed above push trolley, base top is fixedly connected with receiving frame, receiving frame top is fixedly connected with receiving seat, receiving seat top is fixedly connected with gate valve, gate valve top is fixedly connected with first rotation lock mechanism, first rotation lock mechanism top is provided with second rotation lock mechanism;
[0005] First rotation lock mechanism includes conical water pipe, conical water pipe lower side is provided with the first extension part formed by extending outward, conical water pipe lower part is connected in the inside upper side of gate valve, conical water pipe upper part outer side is sleeved with rotating cylinder, rotating cylinder lower end extends outward and forms the second extension part with circular shape, rotating cylinder outer circle is fixedly sleeved with circular worm, circular worm right side is provided with the first worm that can cooperate with circular worm, one end surface of first worm is provided with the first handle of the same axis with first worm, both ends of first worm are sleeved with first bearing, first bearing outer side is sleeved with first bearing sleeve, first bearing sleeve near circular worm one side is provided with notch, first bearing sleeve lower side is provided with connecting block, connecting block upper end is fixedly connected to first bearing sleeve lower side, connecting block lower end is fixedly connected in gate valve right side;
[0006] The second rotation locking mechanism comprises a Y-shaped water pipe, a three-way joint, the lower side port of the Y-shaped water pipe is a water inlet of the Y-shaped water pipe, a connecting frame is arranged between the two side pipe bodies of the Y-shaped water pipe, the two side ports of the upper end of the Y-shaped water pipe are rotationally connected with rotary joints, the opposite ports of the two rotary joints are fixedly connected with one end of the three-way joint in the horizontal direction, the vertical part of the three-way joint is fixedly connected with a water outlet spray pipe, the lower side of the three-way joint is fixedly connected with a sector-shaped worm wheel, the lower side of the sector-shaped worm wheel is provided with a second worm wheel matched therewith, the end face of the second worm wheel away from the water outlet spray pipe is provided with a second handle coaxial with the second worm wheel, the two ends of the second worm wheel are both sleeved with second bearings, the outer side of the second bearings is sleeved with a second bearing sleeve, the side close to the sector-shaped worm wheel of the second bearing sleeve is provided with a notch, and the second bearing sleeve is fixedly arranged at the central position of the connecting frame in the horizontal direction.
[0007] The flange is provided with a flange plate and a flange pad, the flange pad is arranged above the flange plate, the flange has a larger circumferential diameter than the outer circumferential diameter of the rotating cylinder, and the inner circumferential surface of the flange plate is provided with a first annular sliding groove coaxial with the flange plate.
[0008] The flange plate is divided into two equal parts from the end surface position, and the flange pad is fixedly connected with the two equal parts of the flange plate by bolts.
[0009] The upper end of the gate valve comprises an upper end extension, and a plurality of bolts are uniformly arranged on the lower side surface of the upper end extension; the bolts are sequentially threaded through the upper end extension, the first extension and the lower end of the flange plate, and are tightly connected.
[0010] The rotating seat is fixedly sleeved with a rotating cover, the cover bottom of the rotating cover is provided with a second annular sliding groove outside the circumferential surface of the water inlet of the Y-shaped water pipe, the second annular sliding groove is sleeved on the upper end of the tapered water pipe, so that the rotating seat and the tapered water pipe can be rotationally connected, and the cylindrical inner circumferential surface of the rotating seat is fixedly sleeved on the upper end of the rotating cylinder.
[0011] The straight water pipe is arranged in the central part of the supporting frame, a water inlet pipe joint is arranged below the straight water pipe, and the upper end of the straight water pipe is connected to the lower part of the gate valve through the inside of the supporting seat.
[0012] The diameter of the lower port of the tapered water pipe is larger than that of the upper port.
[0013] The utility model discloses the beneficial effect is: overcome the limitation of fixed water spraying mode to remove the mill ring machine when working oxide scale, through setting up the trolley, first rotation locking mechanism and second rotation locking mechanism, when removing the oxide scale, it is more flexible, more accurate, and the spray pipe can be timely adjusted to the appropriate water spraying position and angle for different inner diameter sizes of the steel billet. BRIEF DESCRIPTION OF DRAWINGS
[0014] Figure 1 is a front view of the utility model;
[0015] Figure 2 is a schematic view of the first rotation locking mechanism of the utility model;
[0016] Figure 3 is an exploded view of the first rotation locking mechanism of the utility model;
[0017] Figure 4 is a schematic view of the second rotation locking mechanism of the utility model;
[0018] Figure 5 is an exploded view of the second rotation locking mechanism of the utility model;
[0019] Figure 6 is a bottom view of the second rotation mechanism of the utility model;
[0020] Figure 7 is a schematic view of the conical water pipe structure of the utility model;
[0021] Figure 8 is a schematic view of the connection structure between the gate valve and the second rotation locking mechanism of the utility model;
[0022] Markings in the figure: 1, base; 2, bearing frame; 3, bearing seat; 4, gate valve; 41, upper end extension; 5, first rotation locking mechanism; 51, conical water pipe; 511, first extension; 52, flange plate; 521, first annular sliding groove; 53, flange pad; 54, rotating cylinder; 541, second extension; 55, circular worm wheel; 56, first worm; 57, first bearing; 58, first bearing sleeve; 59, first handle; 510, connecting block; 6, second rotation locking mechanism; 61, rotating seat; 611, second annular sliding groove; 62, Y-shaped water pipe; 621, Y-shaped water pipe water inlet; 63, connecting frame; 64, second bearing sleeve; 65, fan-shaped worm wheel; 66, rotating joint; 67, tee joint; 68, second worm; 69, second handle; 610, second bearing; 620, water outlet spray pipe; 7, trolley; 8, water inlet pipe joint; 9, straight water pipe. DETAILED DESCRIPTION
[0023] The specific embodiments of the utility model are further described in detail below in combination with the drawings.
[0024] As Figures 1-8As shown, a water spraying device for a roller compactor comprises a base 1, a trolley 7; the base 1 is fixedly installed above the trolley 7, a receiving frame 2 is fixedly connected above the base 1, a receiving seat 3 is fixedly connected above the receiving frame 2, a gate valve 4 is fixedly connected above the receiving seat 3, a first rotary locking mechanism 5 is fixedly connected above the gate valve 4, and a second rotary locking mechanism 6 is arranged above the first rotary locking mechanism 5; the trolley 7 is arranged to facilitate the working position of the utility model, and is beneficial to the flexibility of the utility model; the receiving seat 3 is hollow in the middle, facilitating the connection of the water pipe to the inside of the gate valve 4;
[0025] The first rotary locking mechanism 5 comprises a tapered water pipe 51, a first extension 511 extending outward is arranged below the tapered water pipe 51, the lower part of the tapered water pipe 51 is connected to the inside of the gate valve 4, a rotating cylinder 54 is sleeved on the upper part of the tapered water pipe 51, a second extension 541 in the shape of a circle extends outward from the lower end of the rotating cylinder 54, a circular worm gear 55 is fixedly sleeved on the outer circumference of the rotating cylinder 54, a first worm 56 capable of cooperating with the circular worm gear 55 is arranged on the right side of the circular worm gear 55, a first handle 59 coaxial with the first worm 56 is arranged on one end surface of the first worm 56, first bearings 57 are sleeved on both ends of the first worm 56, a first bearing sleeve 58 is sleeved on the outside of the first bearings 57, a notch is arranged on the side of the first bearing sleeve 58 close to the circular worm gear 55, the first worm 56 is connected with the circular worm gear 55 through the notch, and a connecting block 510 is arranged on the lower side of the first bearing sleeve 58; the upper end of the connecting block 510 is fixedly connected to the lower side of the first bearing sleeve 58, and the lower end of the connecting block 510 is fixedly connected to the right side of the gate valve 4; the first extension 511 is integrated with the tapered water pipe 51, and the function is that when the gate valve 4 is connected with the first rotary locking mechanism 5, the first extension 511 is also fixed, so as to realize the reinforcement of the tapered water pipe 51, prevent the tapered water pipe 51 from being loosened due to excessive water pressure during the working of the utility model, and be beneficial to the stability of the utility model; the circular worm gear 55 and the first worm 56 cooperate to realize the transmission function, the rotation of the first worm 56 can drive the rotation of the circular worm gear 55, and the two also have the self-locking function of the worm gear and the worm, that is, the rotation of the circular worm gear 55 cannot drive the first worm 56 to reverse;
[0026] The rotating cylinder 54 can be rotated at a horizontal angle by rotating the first handle 59, and the operation mode is as follows: the first handle 59 is rotated, the first handle 59 drives the first worm 56 to rotate in the first bearing sleeve 58, the rotation of the first worm 56 drives the circular worm gear 55 cooperating with the first worm 56 to rotate at a horizontal angle, and the rotation of the circular worm gear 55 drives the rotating cylinder 54 to rotate at a horizontal angle;
[0027] The second rotation locking mechanism 6 comprises a Y-shaped water pipe 62, a three-way joint 67, the lower side port of the Y-shaped water pipe 62 is a Y-shaped water inlet 621, a connecting frame 63 is arranged between the two side pipe bodies of the Y-shaped water pipe 62, the upper end two side ports of the Y-shaped water pipe 62 are rotationally connected with rotary joints 66, the opposite ports of the two rotary joints 66 are fixedly connected with one end of the horizontal direction of the three-way joint 67 respectively, the vertical part of the three-way joint 67 is fixedly connected with a water outlet spray pipe 620, the lower side of the three-way joint 67 is fixedly connected with a sector gear 65, the sector gear 65 and the end face of the circular gear 55 are perpendicular to each other, the lower side of the sector gear 65 is provided with a second worm 68 matched therewith, the end face of the second worm 68 away from the water outlet spray pipe 620 is provided with a second handle 69 coaxial with the second worm 68, the two ends of the second worm 68 are both sleeved with a second bearing 610, the outer side of the second bearing 610 is sleeved with a second bearing 610 sleeve 64, the side close to the sector gear 65 of the second bearing 610 sleeve 64 is provided with a notch, the second worm 68 is meshed and connected with the sector gear 65 through the notch, and the second bearing 610 sleeve 64 is fixedly arranged on the central position of the horizontal direction of the connecting frame 63.
[0028] The second handle 69 can be rotated to realize the inclination angle of the water outlet spray pipe 620, and the operation mode is as follows: the second handle 69 is rotated, the second handle 69 drives the second worm 68 to rotate in the second bearing 610 sleeve 64, the rotation of the second worm 68 drives the sector gear 65 matched with the second worm 68 to rotate, and the rotation of the sector gear 65 drives the three-way joint 67 and the water outlet spray pipe 620 fixedly connected with the vertical part of the three-way joint 67 to be inclined.
[0029] The flange comprises a flange plate 52 and a flange pad 53, the flange pad 53 is arranged above the flange plate 52, the circumferential diameter of the inner hole of the flange is greater than the outer circumferential diameter of the rotating cylinder 54, wherein the inner circumference of the flange plate 52 is provided with a first annular sliding groove 521 coaxial with the flange plate 52, and the second extension part 541 is arranged in the first annular sliding groove 521 and is rotationally connected with the first annular sliding groove 521 in cooperation; the second extension part 541 is rotationally connected with the first annular sliding groove 521, and the function is that when the first worm 56 drives the sector gear 55 to rotate, the rotating cylinder 54 can rotate with the sector gear 55, and the circumferential diameter of the inner hole of the flange is greater than the outer circumferential diameter of the rotating cylinder 54, so that the rotating function of the rotating cylinder 54 is not affected by friction when rotating.
[0030] The flange plate 52 is evenly divided into two parts from its end face position, and the flange pad 53 is fixedly connected with the divided flange plate 52 by bolts; the effect of evenly dividing the flange plate 52 from its end face position is to smoothly place the second extension part 541 arranged at the lower end of the rotating cylinder 54 in the first annular sliding groove 521, thereby realizing the rotation cooperation of the two.
[0031] The gate valve 4 comprises an upper end extension part 41, and a plurality of bolts are evenly arranged on the lower side end face of the upper end extension part 41; the bolts sequentially pass through the upper end extension part 41 and the first extension part 511, and are then tightly connected with the lower end of the flange plate 52; this arrangement connects the gate valve 4 with the second rotation locking mechanism 6.
[0032] The Y-shaped water pipe inlet 621 is fixedly sleeved with a rotating seat 61, the rotating seat 61 is a single-cover cylindrical structure, the cover end face of the rotating seat 61 is provided with a second annular sliding groove 611 outside the circumference of the Y-shaped water pipe inlet 621, the second annular sliding groove 611 is sleeved on the upper end of the tapered water pipe 51, so that the rotating seat 61 can be rotationally connected with the tapered water pipe 51; the cylindrical inner circumference of the rotating seat 61 is fixedly sleeved on the upper end of the rotating cylinder 54, so that the second rotation locking mechanism 6 is connected with the first rotation locking mechanism 5; when the rotating cylinder 54 rotates, the rotating seat 61 will rotate with it; the rotating seat 61 rotates to drive the second rotation locking mechanism 6 to rotate as a whole; when rotating, the second annular sliding groove 611 can stably rotate on the upper end of the tapered water pipe 51, because the tapered water pipe 51 is fixed; when the utility model works, water flows into the tapered water pipe 51 from the lower end, and then enters the Y-shaped water pipe 62 through the Y-shaped water pipe inlet 621 on the upper end of the tapered water pipe 51.
[0033] The straight water pipe 9 is arranged in the central part of the supporting frame 2, the water inlet pipe joint 8 is arranged below the straight water pipe 9, and the upper end of the straight water pipe 9 passes through the inside of the supporting seat 3 and is connected to the inside of the gate valve 4.
[0034] The lower end of the tapered water pipe 51 has a larger diameter than the upper end; when water enters the tapered water pipe 51 from the lower end with a larger diameter, more water can be received in a unit of time; in the case of small fluctuations in water flow, it can play a buffering role, so that the water flow through the tapered water pipe 51 is more stable; on the other hand, this arrangement can also enhance the water pressure when water flows out of the upper end of the tapered water pipe 51.
[0035] The specific working principle is as follows:
[0036] When the iron oxide scale removing work is performed on the steel billet during the ring rolling process of the ring rolling machine, the trolley 7 is pushed to the position near the ring rolling machine, the water inlet pipe joint 8 is connected to the water source, under the action of water pressure, the water flow reaches the lower end of the gate valve 4 through the straight water pipe 9, the valve of the gate valve 4 is unscrewed, the water flow enters the conical water pipe 51 through the inside of the gate valve 4, then enters the Y-shaped water pipe 62 from the Y-shaped water pipe water inlet 621 after being pressurized by the conical water pipe 51, and finally the water flow is sprayed out through the water outlet spray pipe 620 after sequentially passing through the rotary joint 66 and the tee joint 67; during the process, the water outlet spray pipe 620 needs to be adjusted to align the port of the water outlet spray pipe 620 with the appropriate position of the steel billet for water spraying to remove the iron oxide scale, specifically, the first handle 59 is rotated by hand, the first handle 59 drives the first worm 56 to rotate in the first bearing sleeve 58, the rotation of the first worm 56 drives the circular worm wheel 55 matched therewith to rotate in the horizontal angle, the rotation of the circular worm wheel 55 drives the rotating cylinder 54 to rotate in the horizontal angle, the rotation of the rotating cylinder 54 drives the rotating seat 61 to rotate in the horizontal angle, and the rotating seat 61 rotates to drive the second rotating locking mechanism 6 to rotate in the horizontal angle, so that the horizontal angle of the water outlet spray pipe 620 can be adjusted; then the second handle 69 is rotated by hand, the second handle 69 drives the second worm 68 to rotate in the second bearing 610 sleeve 64, the rotation of the second worm 68 drives the sector-shaped worm wheel 65 matched therewith to rotate, the rotation of the sector-shaped worm wheel 65 drives the tee joint 67 and the water outlet spray pipe 620 fixedly connected to the vertical part of the tee joint 67 to tilt, so that the water outlet spray pipe 620 can be adjusted to the appropriate tilt angle, and the water outlet spray pipe 620 is adjusted to the appropriate angle to align the appropriate position of the steel billet for water spraying to remove the iron oxide scale.
Claims
1. A water spraying device for a roller mill, comprising a base (1), a trolley (7); characterized in that: The base (1) is fixedly installed above the trolley (7), a receiving frame (2) is fixedly connected above the base (1), a receiving seat (3) is fixedly connected above the receiving frame (2), a gate valve (4) is fixedly connected above the receiving seat (3), a first rotary locking mechanism (5) is fixedly connected above the gate valve (4), and a second rotary locking mechanism (6) is arranged above the first rotary locking mechanism (5); The first rotary locking mechanism (5) comprises a tapered water pipe (51), a first extension (511) extending outward is arranged below the tapered water pipe (51), the lower part of the tapered water pipe (51) is connected to the upper part inside the gate valve (4), a rotating cylinder (54) is sleeved on the upper part outside the tapered water pipe (51), a second extension (541) in the shape of a circle extends outward from the lower end of the rotating cylinder (54), a circular worm wheel (55) is fixedly sleeved on the outer circumference of the rotating cylinder (54), a first worm (56) capable of cooperating with the circular worm wheel (55) is arranged on the right side of the circular worm wheel (55), a first handle (59) coaxial with the first worm (56) is arranged on one end surface of the first worm (56), first bearings (57) are sleeved on both ends of the first worm (56), a first bearing sleeve (58) is sleeved on the outside of the first bearing (57), a notch is arranged on the side close to the circular worm wheel (55) of the first bearing sleeve (58), a connecting block (510) is arranged on the lower side of the first bearing sleeve (58), the upper end of the connecting block (510) is fixedly connected to the lower side of the first bearing sleeve (58), and the lower end of the connecting block (510) is fixedly connected to the right side of the gate valve (4); The second rotary locking mechanism (6) comprises a Y-shaped water pipe (62) and a three-way joint (67), the lower side port of the Y-shaped water pipe (62) is a Y-shaped water inlet (621), a connecting frame (63) is arranged between the two side pipe bodies of the Y-shaped water pipe (62), rotating joints (66) are rotatably connected to the two side ports on the upper end of the Y-shaped water pipe (62), the opposite ports of the two rotating joints (66) are fixedly connected to one end of the three-way joint (67) in the horizontal direction, a water outlet spray pipe (620) is fixedly connected to the vertical part of the three-way joint (67), a fan-shaped worm wheel (65) is fixedly connected to the lower side of the three-way joint (67), a second worm (68) matched with the fan-shaped worm wheel (65) is arranged on the lower side of the fan-shaped worm wheel (65), a second handle (69) coaxial with the second worm (68) is arranged on the end surface of the second worm (68) away from the water outlet spray pipe (620), second bearings (610) are sleeved on both ends of the second worm (68), a second bearing sleeve (64) is sleeved on the outside of the second bearing (610), a notch is arranged on the side close to the fan-shaped worm wheel (65) of the second bearing sleeve (64), and the second bearing sleeve (64) is fixedly arranged on the horizontal central position of the connecting frame (63).
2. A water spraying device for a roller mill according to claim 1, characterized in that: The flange comprises a flange plate (52) and a flange pad (53), the flange pad (53) is arranged above the flange plate (52), the flange inner hole has a larger circumferential diameter than the outer circumferential diameter of the rotating barrel (54), wherein the inner circumference of the flange plate (52) is provided with a first annular sliding groove (521) coaxial with the flange plate (52), and the second extension (541) is arranged in the first annular sliding groove (521) and is connected in rotation with the first annular sliding groove (521).
3. A water spraying device for a roller mill according to claim 2, characterized in that: The flange plate (52) is evenly divided into two parts from the end face position, and the flange pad (53) is fixedly connected with the flange plate (52) in one body by cooperating bolts.
4. The water spraying device for a roller mill according to claim 2, characterized in that: The upper end of the gate valve (4) comprises an upper end extension (41), and a plurality of bolts are evenly arranged on the lower side end face of the upper end extension (41), the bolts are sequentially threaded through the upper end extension (41), the first extension (511) and the lower end of the flange plate (52), and are tightly connected.
5. The water spraying device for a roller mill according to claim 1, characterized in that: The outer side of the Y-shaped water pipe water inlet (621) is fixedly sleeved with a rotating seat (61), the rotating seat (61) is a single-cover cylindrical structure, the cover bottom of the rotating cover is provided with a second annular sliding groove (611) on the outer side of the circumferential of the Y-shaped water pipe water inlet (621), the second annular sliding groove (611) is sleeved on the upper end of the conical water pipe (51), so that the rotating seat (61) and the conical water pipe (51) can be connected in rotation; the cylindrical inner circumference of the rotating seat (61) is fixedly sleeved on the upper end of the rotating barrel (54).
6. A water spraying device for a roller mill according to claim 1, characterized in that: The inner central part of the supporting frame (2) is provided with a straight water pipe (9), the lower part of the straight water pipe (9) is provided with a water inlet pipe joint (8), and the upper end of the straight water pipe (9) is connected to the lower part of the gate valve (4) through the inner part of the supporting seat (3).
7. The water spraying device for a roller mill according to claim 1, characterized in that: The lower end of the conical water pipe (51) has a larger diameter than the upper end.