阅读说明：本技术 一种新型步进炉 (Novel stepping furnace ) 是由 陶修林 管华同 于 2020-12-31 设计创作，主要内容包括：本发明公开了一种新型步进炉,包括步进炉本体,步进炉本体设有定床、动床及驱动部件,步进炉本体进料口处设有进料机构,步进炉本体的出料口设有出料机构及转弯传输机构；进料机构包括进料架及支架,支架上设置有规整装置；出料口处设有出料腔,出料机构包括有若干转轴,转轴上设有第一驱动装置,转轴上同轴设置有大V形滚轮和小V形滚轮；转弯传输机构包括弧形传输轨道,弧形传输轨道包括弧形内壁和弧形外壁,弧形内壁与弧形外壁之间形成弧形通道,弧形通道内设有锥形辊,锥形辊通过第二驱动装置驱动。本发明具有以下优点和效果：具有省时省力、操作方便、传输快速、高产且能耗较低、节约场地资源、有效降低成本的效果。(The invention discloses a novel stepping furnace, which comprises a stepping furnace body, wherein the stepping furnace body is provided with a fixed bed, a movable bed and a driving part, a feeding mechanism is arranged at a feeding port of the stepping furnace body, and a discharging mechanism and a turning transmission mechanism are arranged at a discharging port of the stepping furnace body; the feeding mechanism comprises a feeding frame and a support, and the support is provided with a regulating device; a discharging cavity is arranged at the discharging port, the discharging mechanism comprises a plurality of rotating shafts, a first driving device is arranged on each rotating shaft, and a large V-shaped roller and a small V-shaped roller are coaxially arranged on each rotating shaft; the turning transmission mechanism comprises an arc transmission rail, the arc transmission rail comprises an arc inner wall and an arc outer wall, an arc passage is formed between the arc inner wall and the arc outer wall, a tapered roller is arranged in the arc passage, and the tapered roller is driven by a second driving device. The invention has the following advantages and effects: the automatic conveying device has the effects of saving time and labor, being convenient to operate, being rapid in conveying, achieving high yield, being low in energy consumption, saving site resources and effectively reducing cost.)

1. The utility model provides a novel step furnace, includes step furnace body (1), step furnace body (1) is provided with fixed bed (11), movable bed (12) and drive fixed bed (11) moving driver part (13), the feed inlet department of step furnace body (1) is provided with feed mechanism (2), its characterized in that: a discharging mechanism (3) and a turning transmission mechanism (4) are arranged at a discharging opening of the stepping furnace body (1);

the feeding mechanism (2) comprises a feeding frame (21) and a support arranged on the side edge of the feeding frame (21), and a regulating device is arranged on the support;

a discharging cavity (14) is formed in the discharging opening, the discharging mechanism (3) comprises a plurality of rotating shafts (31) which are rotatably connected into the discharging cavity (14), a first driving device for driving the rotating shafts (31) to rotate is arranged on each rotating shaft (31), a large V-shaped roller (313) and a small V-shaped roller (314) are coaxially arranged on each rotating shaft (31), the large V-shaped rollers (313) on the plurality of rotating shafts (31) form a large roller row, and the small V-shaped rollers (314) on the plurality of rotating shafts (31) form a small roller row;

turn transmission device (4) are including arc transmission track (41), arc transmission track (41) are including arc inner wall (411) and arc outer wall (412), arc inner wall (411) with form arc passageway (413) between arc outer wall (412), follow in arc passageway (413) arc transmission track (41) have set gradually a plurality of conical rollers (7), conical rollers (7) through the axis of rotation rotate connect in arc transmission track (41), conical rollers (7) are through the drive of second drive arrangement.

2. The novel stepping furnace as claimed in claim 1, wherein: the support includes left socle (22) and right branch frame (23), left socle (22) with be provided with connecting rod (24) between right branch frame (23), regular device including set up in right push pedal subassembly (26) on connecting rod (24), set up in left push pedal subassembly (25) on left socle (22), left side push pedal subassembly (25) with right side push pedal subassembly (26) set up relatively, left side push pedal subassembly (25) with cooperate through linkage structure linkage between connecting rod (24).

3. The novel stepping furnace of claim 2, wherein: a supporting roller (221) is arranged on the left support (22), the left push plate assembly (25) comprises a push rod (251) and a left push plate (252) arranged at the end of the push rod (251), the supporting roller (221) is in supporting rolling fit with the push rod (251), a plurality of guide rollers (223) located on the side edge of the push rod (251) are further arranged on the left support (22), and the side wall of each guide roller (223) is in rolling fit with the push rod (251); a thrust cylinder (222) for driving the push rod (251) to move is arranged on the left support (22), a connecting block (2511) is arranged on the push rod (251), and a piston rod of the thrust cylinder (222) is fixedly connected to the connecting block (2511); the linkage structure comprises a first rack (2512), a second rack (241) and a gear (224), wherein the first rack (2512) is fixedly connected to the push rod (251), the second rack (241) is fixedly connected to the connecting rod (24), the gear (224) is rotatably connected to the left bracket (22), the first rack (2512) and the second rack (241) are both meshed with the gear (224), and when the push rod (251) drives the gear (224) to rotate, the connecting rod (24) moves reversely relative to the push rod (251).

4. The novel stepping furnace as claimed in claim 3, wherein: the right push plate assembly (26) comprises a fixing block (242) fixedly connected to the connecting rod (24) and a right push plate (2421) fixedly connected to the fixing block (242), a driven roller (231) is rotatably connected to the right support (23), and the driven roller (231) is in rolling supporting fit with the connecting rod (24).

5. The novel stepping furnace as claimed in claim 1, wherein: the one end of pivot (31) outwards extends and stretches out play material chamber (14), be provided with mounting bracket (15) outside step furnace body (1), pivot (31) outer wall fixedly connected with rotary drum (311), rotary drum (311) rotate through the bearing connect in mounting bracket (15), still be provided with water-cooling circulating device (5) on mounting bracket (15), pivot (31) set up to cavity form water service pipeline, water-cooling circulating device (5) with the water service pipeline of pivot (31) links to each other.

6. The novel stepping furnace as claimed in claim 5, wherein: water-cooling circulating device (5) including fixed connection in basin (51), water pump (52) of mounting bracket (15), pivot (31) stretch out the tip of unloading chamber (14) rotate connect in water pump (52), water pipeline includes water intake pipe and outlet conduit, the water inlet of water pump (52) with water intake pipe is linked together, the delivery port of water pump (52) with outlet conduit is linked together, the water connectors of basin (51) pass through the connecting pipe with the water inlet of water pump (52) is linked together.

7. The novel stepping furnace as claimed in claim 1, wherein: the conical roller (7) is close to arc inner wall (411) end sets up to little head (71), conical roller (7) are close to arc outer wall (412) end sets up to big head (72), the diameter of conical roller (7) by big head (72) gradually to little head (71) reduce, the diameter of little head (71) of conical roller (7) sets up to 10cm, the diameter of big head (72) of conical roller (7) sets up to 12cm, the second drive arrangement sets up to driving motor (73), the rotational speed n that driving motor (73) set up satisfies following formula: l multiplied by N multiplied by 60/(12 pi multiplied by t) < N < L multiplied by N multiplied by 60/(10 pi multiplied by t), L is the length of the conveyed round steel, N is the number of conical rollers on the arc-shaped conveying track, and t is the time for the conveyed round steel to be conveyed on the arc-shaped conveying track.

8. The novel stepping furnace as claimed in claim 7, wherein: the inclined included angle alpha between the inclined outer wall of the conical roller (7) and the central shaft of the conical roller (7) is set to be 3.58 degrees, and the centripetal force provided by the conical roller (7) is F₁= mgsin alpha, the centripetal force required for the round steel (10) being transported is F₂=m（s/t）²/R，F₁And F₂Satisfy F₁> F₂Then, then(ii) a m is the mass of round steel, s is the arc length of arc transmission track, R is the radius of arc transmission track, t is the total time length of round steel in the transmission of arc transmission track, g is the coefficient of gravity.

9. The novel stepping furnace as claimed in claim 1, wherein: the import of arc transmission track (41) is provided with preceding straight track (6), be provided with a plurality of leading rollers of changeing in preceding straight track (6), leading roller of changeing is including a V-arrangement roller (61) and a plurality of straight roller (62), leading roller of changeing pass through the axis of rotation rotate connect in on preceding straight track (6), preceding straight track (6) are provided with first transmission motor (63), the output shaft of first transmission motor (63) drives a plurality ofly through a plurality of first belt (64) the axis of rotation rotates.

10. The novel stepping furnace of claim 9, wherein: the outlet of the arc-shaped conveying track (41) is provided with a rear straight track (8), the outlet of the rear straight track (8) is provided with a diversion assembly (9), the diversion assembly (9) comprises a diversion table (91), a fixing rod (92) is arranged on the diversion table (91), turning plates are rotatably connected onto the fixing rod (92), the turning plates comprise a first turning plate (93) and a second turning plate (94), the first turning plate (93) and the second turning plate (94) are oppositely arranged and form a V shape, the diversion assembly (9) further comprises a first driving cylinder (95) and a second driving cylinder (96), the first driving cylinder (95) drives the first turning plate (93) to overturn relative to the fixing rod (92), and the second driving cylinder (96) drives the second turning plate (94) to overturn relative to the fixing rod (92), and guide tables (97) corresponding to the turning plates are arranged on two sides of the flow distribution table (91).

Technical Field

The invention relates to the technical field of steel pipe processing, in particular to a novel stepping furnace.

Background

The steel pipe is in the course of working, need put into the round steel and carry out high temperature heating to step-by-step stove, then transmits through the transmission track to next process again, when batch round steel is placed in the feed inlet department of step-by-step stove, because many batch round steel both ends are uneven, when the in-process that the round steel conveying got into step-by-step stove, is blockked easily, needs the artifical round steel to the feed inlet department to arrange in order, so, has the problem that wastes time and energy, the operation is inconvenient. After the round steel in the step-by-step furnace heats, place the round steel in the furnace on output mechanism one by one in proper order through the movable bed and spread, traditionally, the movable bed removes once only can place a round steel in output mechanism, and the movable bed removes the time of once longer, so, the round steel has the problem that transmission rate is slower, output is lower, the energy consumption is great in transmission process.

In addition, because round steel self length is longer, and the equipment that is used for processing the round steel is also great, spreads the back when the round steel through the high temperature furnace, conveys the round steel to several processes at the back through the straight transmission track of transmission device and accomplishes a series of process flows, so, it is longer to go across the route in same direction, and the round steel can't realize automatic turn switching-over in transmission process, consequently, the place is very restricted, and place wasting of resources is more serious, has the higher problem of cost.

Disclosure of Invention

The invention aims to provide a novel stepping furnace which has the effects of time and labor saving, convenience in operation, high transmission speed, high yield, low energy consumption, field resource saving and effective cost reduction.

The technical purpose of the invention is realized by the following technical scheme: a novel stepping furnace comprises a stepping furnace body, wherein the stepping furnace body is provided with a fixed bed, a movable bed and a driving part for driving the fixed bed to move;

the feeding mechanism comprises a feeding frame and a bracket arranged on the side edge of the feeding frame, and the bracket is provided with a regulating device;

a discharging cavity is arranged at the discharging port, the discharging mechanism comprises a plurality of rotating shafts which are rotatably connected in the discharging cavity, a first driving device for driving the rotating shafts to rotate is arranged on each rotating shaft, a large V-shaped roller and a small V-shaped roller are coaxially arranged on each rotating shaft respectively, the large V-shaped rollers on the plurality of rotating shafts form a large roller row, and the small V-shaped rollers on the plurality of rotating shafts form a small roller row;

the turning transmission mechanism comprises an arc transmission rail, the arc transmission rail comprises an arc inner wall and an arc outer wall, an arc channel is formed between the arc inner wall and the arc outer wall, a plurality of conical rollers are sequentially arranged in the arc channel along the arc transmission rail, the conical rollers are connected to the arc transmission rail through rotating shafts, and the conical rollers are driven by a second driving device.

By adopting the technical scheme, round steel is placed on the feeding frame, when the round steel falls to the feeding opening, the two ends of the round steel are pushed by the arranging device to be arranged, so that the end parts of a plurality of round steel are aligned, the round steel enters the hearth, the rear driving part drives the movable bed to move, when the movable bed moves relative to the fixed bed, the round steel in the hearth of the stepping furnace body can be transmitted to the discharging cavity through the movable bed, when the movable bed moves relative to the fixed bed, two round steel can be transmitted once, when the movable bed exits from the discharging cavity, one round steel is placed on the large roller row, the other round steel is placed on the small roller row, when the first driving device drives the rotating shaft to rotate, because the rotating speed of the large V-shaped roller and the small V-shaped roller on the same rotating shaft is the same, the diameter of the contact surface of the large V-shaped roller and the round steel is larger, the diameter of the contact surface of the small V-shaped roller and the round steel is, the round steel of placing on big gyro wheel antithetical couplet row is compared and is placed the round steel on the little gyro wheel antithetical couplet row and spread out the material chamber earlier, and the round steel on the little gyro wheel antithetical couplet row is followed and is spread afterwards. Get into to the arc transmission track after the round steel of high temperature heating is seen off from the discharge gate, second drive arrangement starts, correspond respectively and drive the conical roller and rotate, when the conical roller conveys the round steel, the round steel will produce centripetal force, the conical roller lateral wall can provide horizontally holding power to the round steel, make the round steel can be at the in-process of arc passageway transmission, use the orbital centre of a circle of arc transmission to be arc transmission for the center, the horizontal holding power of conical roller can prevent that the round steel from breaking away from the track owing to receiving centripetal force in transmission process. Therefore, round steel is arranged by the arranging device during feeding, and the round steel arranging device has the effects of time and labor saving and convenience in operation; the mode that the large roller row and the small roller row are arranged in the discharging cavity is adopted during discharging, and two round steel which are transmitted to the discharging cavity through the movable bed each time can be sequentially transmitted out, so that compared with the prior art, the round steel discharging device has the effects of increasing the speed, increasing the yield and saving the energy consumption, and the round steel after being regulated is orderly transmitted out in the front and at the back when the large roller row and the small roller row are connected, so that collision is not easy to occur; spread through arc transmission track, form the turn switching-over in transmission process, can reduce the whole length of transmission, reduced the required length of factory building greatly, have the effect of reduction area, saving place resource, effectively reduce cost.

The invention is further provided with: the support includes left socle and right branch frame, is provided with the connecting rod between left socle and the right branch frame, regular device including set up right push pedal subassembly on the connecting rod, set up the left push pedal subassembly on the left socle, left push pedal subassembly sets up with right push pedal subassembly relatively, through linkage structure linkage cooperation between left push pedal subassembly and the connecting rod.

Through adopting above-mentioned technical scheme, when the round steel rolls to feed inlet department, left side push pedal subassembly moves to the tip direction that is close to the round steel, under linkage structure's linkage effect for right side push pedal subassembly moves to the direction that is close to left push pedal subassembly, so, can make about push pedal subassembly move in opposite directions and correspond respectively to supporting in the round steel both ends, regular simultaneously to many round steels, regular after, round steel is kept away from to left side push pedal subassembly reverse motion, the connecting rod can drive right push pedal subassembly and keep away from the round steel.

The invention is further provided with: the left support is provided with a supporting roller, the left push plate assembly comprises a push rod and a left push plate arranged at the end part of the push rod, the supporting roller is supported by the push rod to be in rolling fit, the left support is also provided with a plurality of guide rollers positioned at the side edge of the push rod, and the side walls of the guide rollers are in rolling fit with the push rod; a thrust cylinder for driving the push rod to move is arranged on the left support, a connecting block is arranged on the push rod, and a piston rod of the thrust cylinder is fixedly connected to the connecting block; linkage structure includes first rack, second rack and gear, and first rack fixed connection is in the catch bar, and second rack fixed connection is in the connecting rod, and the gear revolve connects in the left socle, and first rack, second rack all mesh with the gear mutually, and when the catch bar drove the gear revolve, the relative catch bar reverse motion of connecting rod.

Through adopting above-mentioned technical scheme, thrust cylinder starts to make the catch bar remove, when the catch bar is to the direction motion that is close to the round steel, first rack moves thereupon to drive the gear roll, can drive the relative catch bar reverse motion of connecting rod through the second rack when the gear roll, drive simultaneously and install the right push pedal subassembly of keeping away from left push pedal subassembly end on the connecting rod to being close to round steel tip motion, control the cooperation of push pedal subassembly and realize advancing and press from both sides tightly the rule to the round steel. When the catch bar moved, the backing roll can play better supporting role to the catch bar, and the setting up of guide roller makes the catch bar have better guide effect when removing, prevents that the catch bar from taking place the skew of position at the removal in-process.

The invention is further provided with: the right push plate assembly comprises a fixed block fixedly connected with the connecting rod and a right push plate fixedly connected with the fixed block, a driven roller is rotatably connected to the right support, and the driven roller is matched with the connecting rod in a rolling supporting mode.

Through adopting above-mentioned technical scheme, when the connecting rod removed, because connecting rod diapire and driven voller lateral wall counterbalance cooperation, can drive the driven voller and rotate, the driven voller has better supporting role to the connecting rod, friction when reducing the connecting rod and removing.

The invention is further provided with: the one end of pivot outwards extends and stretches out the unloading chamber, and step-by-step stove body is provided with the mounting bracket outward, and pivot outer wall fixedly connected with rotary drum, rotary drum pass through the bearing and rotate to be connected in the mounting bracket, still are provided with water-cooling circulating device on the mounting bracket, and the pivot sets up to cavity form and forms water pipeline, and water-cooling circulating device links to each other with the water pipeline of pivot.

Through adopting above-mentioned technical scheme, water-cooling circulating device can send into the water pipeline to the pivot in with cooling water to the part that the pivot stretched into the discharge chamber is cooled off.

The invention is further provided with: the water-cooling circulating device comprises a water tank and a water pump which are fixedly connected to the mounting frame, the end part of the rotating shaft, which extends out of the discharging cavity, is rotatably connected to the water pump, the water pipeline comprises a water inlet pipeline and a water outlet pipeline, the water inlet of the water pump is communicated with the water inlet pipeline, the water outlet of the water pump is communicated with the water outlet pipeline, and the water outlet joint of the water tank is communicated with the water inlet of the water pump through a connecting.

Through adopting above-mentioned technical scheme, the water pump starts the back, with the cooling water pump of basin in going into the inlet channel, after cooling the countershaft, from outlet channel discharge to the basin in, so can form the circulation to the cooling water.

The invention is further provided with: the conical roller is close to arc inner wall end and sets up to the stub, and the conical roller is close to arc outer wall end and sets up to the stub, and the diameter of conical roller is reduced to the stub by the stub gradually, and the diameter of the stub of conical roller sets up to 10cm, and the diameter of the stub of conical roller sets up to 12cm, and the second drive arrangement sets up to driving motor, and the rotational speed n that driving motor set up satisfies following formula: l multiplied by N multiplied by 60/(12 pi multiplied by t) < N < L multiplied by N multiplied by 60/(10 pi multiplied by t), L is the length of the conveyed round steel, N is the number of conical rollers on the arc-shaped conveying track, and t is the time for the conveyed round steel to be conveyed on the arc-shaped conveying track.

Through adopting above-mentioned technical scheme, according to the length of the round steel that is transmitted and the difference of the conical rollers quantity that sets up, can carry out the adaptability adjustment to driving motor's rotational speed for can be applicable to the round steel of transmitting each length, use more in a flexible way, transmit different round steel and need not change equipment, can effective reduce cost.

The invention is further provided with: the inclined angle alpha between the inclined outer wall of the tapered roller and the central axis of the tapered roller is set to be 3.58 degrees, and the centripetal force provided by the tapered roller is F₁Mgsin alpha, the centripetal force required by the conveyed round steel is F₂＝m(s/t)²/R，F₁And F₂Satisfy F₁>F₂Then, thenm is the mass of round steel, s is the arc length of arc transmission track, R is the radius of arc transmission track, t is the total time length of round steel in the transmission of arc transmission track, g is the coefficient of gravity.

The invention is further provided with: the orbital import of arc transmission is provided with preceding straight track, is provided with a plurality of leading commentaries on classics roller in the preceding straight track, and leading commentaries on classics roller is including the straight shape roller of a V-arrangement roller and a plurality of, and leading commentaries on classics roller passes through the axis of rotation and rotates and connect in preceding straight track, and preceding straight track is provided with first transmission motor, and the output shaft of first transmission motor drives a plurality of axis of rotation through a plurality of first belts and rotates.

Through adopting above-mentioned technical scheme, first transmission motor starts the back, rotates epaxial leading commentaries on classics roller through first belt drive, and leading commentaries on classics roller rotates the in-process and can drive the round steel that spreads from step-by-step stove and convey to the orbital entrance of arc transmission by the orbital entrance of preceding straight track, and preceding straight track can provide certain cushioning effect after accelerating for the round steel gets into the arc transmission track. The V-shaped rollers can guide round steel on the large roller row and the small roller row respectively, so that the round steel can be transmitted at the central part of the straight roller without deviation all the time in the transmission process.

The invention is further provided with: the orbital export of arc transmission is provided with straight track in back, straight orbital exit in back is provided with the reposition of redundant personnel subassembly, the reposition of redundant personnel subassembly is including shunting the platform, the reposition of redundant personnel bench is provided with the dead lever, it turns over the board to rotate on the dead lever, turn over the board and turn over the board including first board and second, first board and the second of turning over turns over sets up relatively and forms the V style of calligraphy, the reposition of redundant personnel subassembly still drives actuating cylinder and second including first, first drive actuating cylinder orders about first board relative dead lever upset that turns over, the second drives actuating cylinder and orders about the second and turns over board relative dead lever upset, the both sides of shunting the platform are provided with the.

Through adopting above-mentioned technical scheme, the straight track of back can accept the round steel that spreads from arc transmission track, and next process is transmitted, plays the effect of transition. Shunt subassembly is under initial condition, first board and the second that turns over is oblique ascending state respectively, two board wholly are the V font that turns over, the round steel is sent into to two V-arrangement grooves that turn over the board under the straight orbital conveying effect of back, first drive actuating cylinder orders about first board upset downwards that turns over, when first board upset to water flat line below turns over, the round steel rolls along first board to fall to the direction platform at the first guide effect that turns over on the inclined plane of turning over, afterwards, first drive actuating cylinder drives first board of turning over promptly and resets, next transmission is during to the V-arrangement groove, the second drives actuating cylinder and starts to make the second turn over the board upset, the round steel can fall to the direction platform of opposite side on, so, can realize the two-way reposition of both sides to the round steel, and the machining efficiency is improved.

In conclusion, the invention has the following beneficial effects:

1. the regular device is adopted to arrange a plurality of round steel at the feed inlet, so that the effects of time and labor saving and convenient operation are achieved; the mode that the large roller row and the small roller row are arranged in the discharging cavity can enable two round steel which are transmitted to the discharging cavity through the movable bed each time to be sequentially transmitted, so that compared with the prior art, the round steel discharging device has the effects of accelerating transmission, increasing yield and saving energy consumption, regular round steel is orderly transmitted from front to back when the large roller row and the small roller row are transmitted, and collision is not easy to occur;

2. the arc-shaped conveying track is adopted to realize conveying reversing, the whole conveying length is reduced, the required length of a factory building can be greatly reduced, and the effects of reducing the occupied area, saving field resources and effectively reducing the cost are achieved;

3. the part of the rotating shaft extending into the discharging cavity can be cooled by adopting the mode that the rotating shaft is connected with the water-cooling circulating device;

4. according to the length of the round steel to be transmitted and the number of the arranged tapered rollers, the rotating speed of the driving motor can be adaptively adjusted, so that the transmission device is suitable for transmitting the round steel with various lengths, the use is more flexible, equipment does not need to be replaced when different round steel is transmitted, and the cost can be effectively reduced;

5. the adoption is straight track before the orbital import department of arc transmission sets up, can provide certain back cushioning effect with higher speed for the round steel gets into the arc transmission track, sets up straight track in the back in the exit, can transmit to next process, plays the effect of transition, realizes the two-way reposition of redundant personnel in both sides to the round steel through the reposition of redundant personnel subassembly, carries out the processing of next process in two sides, can improve machining efficiency greatly.

Drawings

Fig. 1 is a schematic diagram of the overall structural relationship of the embodiment.

Fig. 2 is a top view of the embodiment.

FIG. 3 is a schematic view showing the structure of the feed inlet of the embodiment.

FIG. 4 is a schematic view showing the structural relationship of the feeding mechanism in the embodiment, in which a part of the left bracket is not shown.

FIG. 5 is a schematic structural relationship diagram of the left push plate assembly of the embodiment.

FIG. 6 is a schematic structural view of a discharge mechanism according to the embodiment.

FIG. 7 is a schematic view of the internal structure of the discharge chamber according to the embodiment.

Fig. 8 is an enlarged view of the region a in fig. 7 of the embodiment.

FIG. 9 is a schematic diagram showing the structural relationship between the front straight rail, the arc-shaped conveying rail, the rear straight rail and the shunting assembly in the embodiment.

FIG. 10 is a sectional view of the taper roller in the embodiment.

FIG. 11 is a schematic structural relationship diagram of the front straight track, the arc-shaped conveying track and the rear straight track in the embodiment.

In the figure: 1. a stepping furnace body; 11. fixing a bed; 12. moving the bed; 121. an extension block; 1211. a groove; 13. a drive member; 14. a discharge cavity; 15. a mounting frame; 151. a drive motor; 2. a feeding mechanism; 21. a feeding frame; 22. a left bracket; 221. a support roller; 222. a thrust cylinder; 223. a guide roller; 224. a gear; 225. a compression roller; 23. a right bracket; 231. a driven roller; 24. a connecting rod; 241. a second rack; 242. a fixed block; 2421. a right push plate; 25. a left push plate assembly; 251. a push rod; 2511. connecting blocks; 2512. a first rack; 252. a left push plate; 26. a right push plate assembly; 3. a discharging mechanism; 31. a rotating shaft; 311. a rotating drum; 312. a transmission sleeve; 313. a large V-shaped roller; 314. a small V-shaped roller; 4. a turning transmission mechanism; 41. an arc-shaped transfer track; 411. an arc-shaped inner wall; 412. an arcuate outer wall; 413. an arc-shaped channel; 5. a water-cooling circulation device; 51. a water tank; 52. a water pump; 6. a front straight track; 61. a V-shaped roller; 62. a straight roller; 63. a first transmission motor; 64. a first belt; 7. a tapered roller; 71. a small end; 72. a big end; 73. a drive motor; 8. a rear straight track; 81. a rear rotary roller; 82. a second transmission motor; 83. a second belt; 9. a flow diversion assembly; 91. a flow distribution table; 92. fixing the rod; 93. a first flap; 94. a second flap; 95. a first driving cylinder; 96. a second driving cylinder; 97. a guide table; 10. and (4) round steel.

Detailed Description

The invention will be further described with reference to the accompanying drawings.

The utility model provides a novel step furnace, as shown in fig. 1 and 7, including step furnace body 1, the feed inlet has been seted up to step furnace body 1's front end, and the discharge gate has been seted up to step furnace body 1's rear end, and step furnace body 1 is provided with fixed bed 11, movable bed 12 and drive fixed bed 11 reciprocating motion's between feed inlet and discharge gate drive unit 13, and step furnace body 1's feed inlet department is provided with feed mechanism 2, and step furnace body 1's discharge gate department is provided with discharge mechanism 3 and turns transmission device 4.

As shown in fig. 1-5, the feeding mechanism 2 includes an inclined feeding frame 21, and a left support 22 and a right support 23 disposed on two sides of the feeding frame 21, wherein the left and right supports are provided with a regulating device; be provided with connecting rod 24 between left socle 22 and the right branch frame 23, regular device is including setting up right push pedal subassembly 26 on connecting rod 24, setting up left push pedal subassembly 25 on left socle 22, and left push pedal subassembly 25 sets up with right push pedal subassembly 26 relatively, and through linkage structure linkage cooperation between left push pedal subassembly 25 and the connecting rod 24. The left support 22 is provided with a sliding cavity, a supporting roller 221 is rotatably arranged in the sliding cavity, the left push plate assembly 25 comprises a horizontally arranged push rod 251 and a left push plate 252 arranged at the right end of the push rod 251, the push rod 251 is located in the sliding cavity, and the supporting roller 221 is in support rolling fit with the bottom surface of the push rod 251. A thrust cylinder 222 for driving the push rod 251 to move is fixedly arranged on the left bracket 22, a connecting block 2511 is arranged on the push rod 251, and a piston rod of the thrust cylinder 222 is fixedly connected to the connecting block 2511. The left bracket 22 is further provided with two groups of guide rollers 223 symmetrically positioned at the side edges of the push rod 251, and the side walls of the guide rollers 223 are in rolling fit with the push rod 251. The guide roller 223 is arranged to enable the pushing rod 251 to have a better guiding function when moving, and prevent the pushing rod 251 from being shifted in position during moving.

As shown in fig. 4 and 5, the linkage structure includes a first rack 2512, a second rack 241 and a gear 224, the first rack 2512 is fixedly connected to the pushing rod 251, the second rack 241 is fixedly connected to the connecting rod 24, the gear 224 is rotatably connected to the left bracket 22, both the first rack 2512 and the second rack 241 are engaged with the gear 224, and when the pushing rod 251 moves to drive the gear 224 to rotate, the connecting rod 24 moves in a reverse direction relative to the pushing rod 251. Rotate on the left socle 22 and be provided with compression roller 225, compression roller 225 and the cooperation of propping up of the roof of connecting rod 24, compression roller 225 sets up in the top of connecting rod 24, and compression roller 225 can prevent to a certain extent that connecting rod 24 from upwarping at the removal in-process tip for connecting rod 24 has better location stabilizing effect.

As shown in fig. 4, the right push plate assembly 26 is disposed at the right end of the connecting rod 24, the right push plate assembly 26 includes a fixed block 242 fixedly connected to the connecting rod 24 and a right push plate 2421 fixedly connected to the fixed block 242, the right push plate 2421 is disposed opposite to the left push plate 252, a driven roller 231 is rotatably connected to the right bracket 23, and the driven roller 231 is in rolling supporting engagement with the lower surface of the connecting rod 24. When connecting rod 24 removed, because 24 diapalls and driven voller 231 lateral walls of connecting rod counterbalance cooperation, can drive driven voller 231 and rotate, driven voller 231 has better supporting role to connecting rod 24, reduces the friction when connecting rod 24 removed.

Thrust cylinder 222 starts to make catch bar 251 remove, when catch bar 251 moves to the direction that is close to round steel 10, first rack 2512 moves thereupon, and it rolls to drive gear 224, can drive the relative catch bar 251 reverse motion of connecting rod 24 through second rack 241 when gear 224 rolls, drive simultaneously and install the right push pedal subassembly 26 of keeping away from left push pedal subassembly 25 end on connecting rod 24 to being close to round steel 10 end motion, control the cooperation of push pedal subassembly and realize passing and press from both sides tightly round steel 10 and regulate, regular after finishing, round steel 10 is kept away from in left push pedal subassembly 25 reverse motion, connecting rod 24 can drive right push pedal subassembly 26 and keep away from round steel 10. When the push rod 251 moves, the supporting roller 221 can better support the push rod 251, and the guide roller 223 enables the push rod 251 to have a better guiding function when moving, so that the push rod 251 is prevented from being shifted in position during moving. Because 24 diapalls of connecting rod and driven voller 231 lateral wall counterbalance cooperation, can drive driven voller 231 and rotate, driven voller 231 has better supporting role to connecting rod 24, reduces the friction when connecting rod 24 removes.

As shown in fig. 6-7, a discharging cavity 14 corresponding to the discharging hole is formed in the stepping furnace body 1, two extending blocks 121 are disposed at the end of the movable bed 12 close to the discharging cavity 14, and grooves 1211 for embedding the round steel 10 are formed in the extending blocks 121 and the movable bed 12. A plurality of rotating shafts 31 are rotatably connected in the discharging cavity 14, the axis of the rotating shaft 31 is arranged along the length direction of the stepping furnace body 1, the rear end of the rotating shaft 31 extends outwards to extend out of the discharging cavity 14, a mounting frame 15 is arranged outside the stepping furnace body 1, a rotating drum 311 is fixedly connected to the outer wall of the rotating shaft 31 outside the stepping furnace body 1, the rotating drum 311 is rotatably connected to the mounting frame 15 through a bearing and a bearing seat, one end of the rotating shaft 31 in the stepping furnace body 1 is rotatably connected to the discharging cavity 14 through the bearing and the bearing seat, a first driving device comprises a driving motor 151 arranged on the mounting frame 15, a driving sleeve 312 is coaxially arranged on the rotating drum 311, the driving sleeves 312 on the adjacent rotating drums 311 are in driving fit through a driving belt, one of the driving sleeves 312 is in driving fit with the output shaft of the driving motor 151, the driving motor 151 drives each, the drum 311 rotates the rotating shaft 31.

As shown in fig. 7 and 8, each rotating shaft 31 is coaxially provided with a large V-shaped roller 313 and a small V-shaped roller 314, the diameter of the middle of the large V-shaped roller 313 is set to be 8cm, the diameter of the middle of the small V-shaped roller 314 is set to be 5cm, the V-shaped groove inclination angles of the large V-shaped roller 313 and the small V-shaped roller 314 are the same, the large V-shaped rollers 313 on the plurality of rotating shafts 31 form a large roller row, the small V-shaped rollers 314 on the plurality of rotating shafts 31 form a small roller row, the large roller row is located on the hearth side far away from the stepping furnace body 1, and the small roller row is located on the hearth side near the stepping furnace body 1.

As shown in fig. 6 and 7, the mounting frame 15 is further provided with a water-cooling circulation device 5, the rotating shaft 31 is hollow to form a water passage, the water-cooling circulation device 5 is connected to the water passage of the rotating shaft 31, and the rotating shaft 31 is rotatably provided with respect to the water-cooling circulation device 5. The water-cooling circulation device 5 comprises a water tank 51 and a water pump 52 which are fixedly connected to the mounting frame 15, the end part of the rotating shaft 31 extending out of the discharging cavity 14 is rotatably connected to the water pump 52, the water pipeline comprises a water inlet pipeline and a water outlet pipeline, the water inlet of the water pump 52 is communicated with the water inlet pipeline, the water outlet of the water pump 52 is communicated with the water outlet pipeline, and the water outlet joint of the water tank 51 is communicated with the water inlet of the water pump 52 through a connecting pipe. After the water pump 52 is started, the cooling water in the water tank 51 is pumped into the water inlet pipeline, and after the rotating shaft 31 is cooled, the cooling water is discharged into the water tank 51 from the water outlet pipeline, so that the cooling water can be circulated, and the water cooling circulation device 5 can send the cooling water into the water through pipeline in the rotating shaft 31, so that the part of the rotating shaft 31 extending into the discharging cavity 14 is cooled, and the service life of the rotating shaft 31 is prolonged.

As shown in fig. 7-9, a front straight rail 6 is arranged between the discharge port of the stepping furnace body 1 and the turning transmission mechanism 4, a plurality of front rotary rollers are sequentially arranged in the front straight rail 6, the front rotary rollers are rotatably connected to the front straight rail 6 through rotating shafts, the front rotary rollers comprise a V-shaped roller 61 and a plurality of straight rollers 62, the V-shaped roller 61 is arranged near the discharge port end, the front straight rail 6 is provided with a first transmission motor 63, and an output shaft of the first transmission motor 63 drives a plurality of rotating shafts to rotate through a plurality of first belts 64. First transmission motor 63 starts the back, it rotates to rotate epaxial leading commentaries on classics roller through first belt 64 drive, leading commentaries on classics roller rotates the in-process and can drive the round steel 10 that spreads from step-by-step furnace and convey to arc transmission track 41's entrance by the entry of straight track 6 before, V-arrangement roller 61 can play central guide effect to the round steel 10 of seeing off from the discharge gate, make round steel 10 follow the middle part transmission of straight roll 62 in follow-up straight roll 62, reduce the offset of round steel 10 in transmission process, straight track 6 can provide certain cushioning effect after accelerating for round steel 10 gets into arc transmission track 41.

First transmission motor 63 starts the back, drives through first belt 64 and rotates the epaxial leading roller that changes of axis of rotation and rotate, and leading roller rotates the in-process and can drive the round steel 10 that spreads from step-by-step furnace and convey to arc transmission track 41's entrance by the entry of preceding straight track 6, and preceding straight track 6 can provide certain cushioning effect after accelerating for round steel 10 gets into arc transmission track 41. The V-shaped rollers 61 can guide the round steel 10 in the row of the large rollers and the row of the small rollers respectively, so that the round steel 10 can be transmitted at the central part of the straight rollers 62 all the time in the transmission process without deviation.

As shown in fig. 2 and fig. 9-10, the turn transmission mechanism 4 includes an arc transmission rail 41, the arc transmission rail 41 includes an arc inner wall 411 and an arc outer wall 412, an arc passage 413 is formed between the arc inner wall 411 and the arc outer wall 412, the gap width of the arc passage 413 is set to be 28-35cm, in this embodiment, the gap of the arc passage 413 is controlled to be 30cm, a plurality of tapered rollers 7 are sequentially arranged in the arc passage 413 along the arc transmission rail 41, the number of the tapered rollers 7 can be set to be 8-13, the tapered rollers 7 are rotatably connected to the arc transmission rail 41 through a rotating shaft, the central axis of the rotating shaft is arranged along the radial direction of the arc transmission rail 41, the arc transmission rail 41 is provided with a second driving device and an electric cabinet for controlling the operation of the driving mechanism, the second driving device includes driving motors 73 connected to the rotating shaft 31 in a one-to-one correspondence, when the driving motor 73 is started, the tapered roller 7 can be driven to rotate through the rotating shaft. The end, close to the arc-shaped inner wall 411, of the tapered roller 7 is provided with a small head 71, the end, close to the arc-shaped outer wall 412, of the tapered roller 7 is provided with a large head 72, the diameter of the tapered roller 7 is gradually reduced from the large head 72 to the small head 71, the side wall between the large head 72 and the small head 71 forms an inclined outer wall, the diameter of the section of the small head 71 of the tapered roller 7 is 10cm, the diameter of the section of the large head 72 of the tapered roller 7 is 12cm, and the inclined included angle alpha between the inclined outer wall of the tapered roller 7 and the central axis of the tapered roller 7 is.

As shown in fig. 11, the arc angle β 1 of the arc-shaped inner wall 411 is set to 58 °, the arc length s1 of the arc-shaped inner wall 411 is set to 4600mm, the arc angle β 2 of the arc-shaped outer wall 412 is set to 77 °, and the arc length s2 of the arc-shaped outer wall 412 is set to 5400 mm.

The conical roller 7 provides a centripetal force F₁Mgsin α, the centripetal force required for the round bar 10 to be conveyed is F₂＝m(s/t)²/R，F₁And F₂Satisfy F₁>F₂Then, thenm is the mass of round steel, s is the arc length of arc transmission track, R is the radius of arc transmission track, t is the total time length of round steel in the transmission of arc transmission track, g is the coefficient of gravity. In this embodiment, when s is 4600mm of the length of the arc-shaped inner wall 411, t should be greater than 2.8 s; the rotation speed n set by the drive motor 73 satisfies the following equation: l multiplied by N multiplied by 60/(12 pi multiplied by t) < N < L multiplied by N multiplied by 60/(10 pi multiplied by t), L is the length of the conveyed round steel, N is the number of conical rollers on the arc-shaped conveying track, and t is the time for the conveyed round steel to be conveyed on the arc-shaped conveying track. In this embodiment, the length L of the round steel to be conveyed is 1.45 m, the diameter is 5cm, the number of the tapered rollers is set to 13, the conveying time is set to 3s, and the rotation speed n is set to 1100 revolutions per minute.

According to the length of the round steel 10 that is transmitted and the difference of the number of the tapered rollers 7 that set up, can carry out adaptability adjustment to driving motor 73's rotational speed for can be applicable to the round steel 10 of transmitting each length, use more in a flexible way, transmit different round steel 10 and need not to change equipment, can effective reduce cost.

As shown in fig. 9, the outlet of the arc-shaped conveying track 41 is provided with a rear straight track 8, a plurality of rear rotating rollers 81 are arranged in the rear straight track 8, the rear rotating rollers 81 are rotatably connected to the rear straight track 8 through rotating shafts, the rear straight track 8 is provided with a second conveying motor 82, and an output shaft of the second conveying motor 82 drives the plurality of rotating shafts to rotate through a plurality of second belts 83. After the second transmission motor 82 is started, the second belt 83 drives the rear rotary roller 81 on the rotating shaft to rotate, the round steel 10 transmitted from the arc-shaped transmission track 41 can be received in the rotation process of the rear rotary roller 81, and the round steel is transmitted to the next process to play a role in transition.

As shown in fig. 1 and 9, a shunting assembly 9 is arranged at an outlet of the rear straight rail 8, the shunting assembly 9 includes a shunting table 91, a fixing rod 92 is arranged on the shunting table 91, the fixing rod 92 is arranged along a direction in which a round steel 10 is spread, a turning plate is rotatably connected to the fixing rod 92, the turning plate includes a first turning plate 93 and a second turning plate 94, the first turning plate 93 and the second turning plate 94 are arranged oppositely and form a V shape, the shunting assembly 9 further includes a first driving cylinder 95 and a second driving cylinder 96, the first driving cylinder 95 drives the first turning plate 93 to overturn relative to the fixing rod 92, the second driving cylinder 96 drives the second turning plate 94 to overturn relative to the fixing rod 92, and guide tables 97 corresponding to the turning plates are arranged on two sides of the shunting table 91.

Under initial condition, first board 93 and the second of turning over are oblique ascending state respectively, two are turned over the board and wholly are the V font, round steel 10 sends into under the conveying effect of straight track 8 at the back to two V-arrangement grooves that turn over the board, first drive actuating cylinder 95 orders about first board 93 upset downwards, when first board 93 upset to water flat line below turns over, round steel 10 rolls down to direction platform 97 along first board 93 that turns over under the guide effect on the inclined plane of first board 93 that turns over, subsequently, first drive actuating cylinder 95 and drive first board 93 and reset, next transmission is when in the V-arrangement groove, the second drives actuating cylinder 96 and starts to make the second turn over the board 94 upset, round steel 10 can fall to the direction platform 97 of opposite side, so, can realize the two-way reposition of redundant personnel of both sides to round steel 10, and the efficiency of processing is improved, orderly transmission.

The basic working principle of the invention is as follows: the round steel 10 is placed on the feeding frame 21, when the round steel 10 rolls down to the feeding opening, the two ends of the round steel 10 are pushed by the arranging device to be arranged, the end parts of a plurality of round steel 10 are aligned, the round steel 10 enters the hearth, the rear driving part 13 drives the movable bed 12 to move, when the movable bed 12 moves relative to the fixed bed 11, the round steel 10 in the hearth of the stepping furnace body 1 can be transferred to the discharging cavity 14 through the movable bed 12, when the movable bed 12 moves relative to the fixed bed 11, two round steel 10 can be transferred once, when the movable bed 12 exits from the discharging cavity 14, one round steel 10 is placed on the large roller row, the other round steel 10 is placed on the small roller row, when the first driving device drives the rotating shaft 31 to rotate, because the rotating speed of the large V-shaped roller 313 on the same rotating shaft 31 is the same as that of the small V-shaped roller 314, the diameter of the contact surface of the large V-shaped roller 313 and the round steel 10 is larger, and the diameter of the contact surface of the small V-, when the rotating shaft 31 rotates, the round steel 10 placed on the large roller row is firstly transmitted out of the discharging cavity 14 compared with the round steel 10 placed on the small roller row, and then the round steel 10 on the small roller row is transmitted out along with the round steel.

Get into to arc transmission track 41 after round steel 10 when high temperature heating is seen off from the discharge gate, second drive arrangement starts, it rotates to correspond drive conical roll 7 respectively, when conical roll 7 conveys round steel 10, round steel 10 will produce centripetal force, conical roll 7 lateral wall can provide horizontally holding power to round steel 10, make the in-process that round steel 10 can transmit in arc passageway 413, the centre of a circle that uses arc transmission track 41 is arc transmission for the center, the horizontal holding power of conical roll 7 can prevent round steel 10 and break away from the track owing to receiving centripetal force in transmission process. Therefore, round steel 10 is arranged by the arranging device during feeding, and the effects of time and labor saving and convenient operation are achieved; during discharging, a mode of arranging a large roller row and a small roller row in the discharging cavity 14 is adopted, and two round steel 10 which are transmitted to the discharging cavity 14 through the movable bed 12 each time can be sequentially transmitted out, so that compared with the prior art, the round steel discharging device has the effects of increasing the speed, increasing the yield and saving the energy consumption, and the round steel 10 after being regulated is orderly transmitted back and forth when the large roller row and the small roller row are transmitted out, so that collision is not easy to occur; spread through arc transmission track 41, form the turn switching-over in transmission process, can reduce the whole length of transmission, reduced the required length of factory building greatly, have the effect of reduction area, saving place resource, effectively reduce cost.

The above description is only a preferred embodiment of the present invention, and all equivalent changes or modifications of the structure, characteristics and principles described in the present invention are included in the scope of the present invention.