CN219851390U - Economical step-type rack cooling bed - Google Patents

Abstract

The utility model relates to an economical stepping rack cooling bed, which relates to the technical field of steel rolling production equipment, and aims to solve the problems of easy turning and twisting when a traditional stepping cooling bed conveys small-specification finished products. The utility model has the effects of increasing the finished product count on the cooling bed and prolonging the residence time on the cooling bed.

Description

Economical step-type rack cooling bed

Technical Field

The utility model relates to the technical field of steel rolling production equipment, in particular to an economic stepping rack cooling bed.

Background

The cooling bed is one of auxiliary equipment indispensable to a small and medium-sized rod workshop, and has the functions of rolling a rod which is sheared into multiple lengths by flying shears after rolling by a rolling mill, conveying and unloading the rod to a cooling bed rack for cooling, reducing the temperature of the rod from 900 ℃ to 100-300 ℃, collecting the rod by a cooling bed blanking device, conveying the rod to an output roller way in groups, conveying the rod to the cooling shears by the output roller way for shearing into fixed-length finished products, wherein the design quality and the installation precision of the cooling bed directly determine the final quality of the products, and the cooling bed mainly comprises a tooth-pulling cooling bed, a rack stepping cooling bed, a claw-pulling cooling bed, a carrying chain cooling bed, a rolling disc cooling bed and the like.

With the continuous improvement of steel rolling technology and technology of steel enterprises, the yield of steel rolling plants is continuously improved, so that the requirement on the cooling capacity of a cooling bed is continuously improved, and when the overall size of the cooling bed is determined, the number of finished products paved in unit length and the contact area of the finished products and air are required to be increased if the cooling capacity of the cooling bed is improved.

The traditional cooling bed stepping distance is mainly 80-120mm, and the rack tooth form angle is mainly 94 degrees, so that the cooling effect of a large-size finished product is more remarkable, but the finished product is easy to stack, turn over, twist and the like in the process of conveying a plurality of small-size finished products, and the bending and deformation of the finished product are caused to be unfavorable for controlling the quality of the product.

Disclosure of Invention

The utility model provides an economical step-type rack cooling bed, which aims at solving the problem that a traditional step-type cooling bed is easy to turn over and twist when conveying small-size finished products.

The utility model provides an economical stepping rack cooling bed which adopts the following technical scheme:

the utility model provides an economical step-by-step rack cooling bed, includes the bed body, be provided with a plurality of movable racks and a plurality of quiet rack on the bed body, a plurality of movable racks and a plurality of quiet rack are corresponding, movable racks and quiet rack are along the bed body width direction staggered arrangement in proper order, movable racks and quiet rack's step pitch is 60-68mm, movable racks and quiet rack's the optimum step pitch 65mm, movable racks and quiet rack's profile of tooth angle is 90-93, movable racks and quiet rack's the optimum profile of tooth angle is 93, just be provided with on the bed body and be used for driving movable racks towards the wobbling swing mechanism of bed body direction of delivery.

The traditional cooling bed has the steps of 80-120mm as the main part and the rack tooth form angle of 94 degrees as the main part, and the cooling effect of the large-specification finished product is more remarkable, but the finished product is easy to stack, turn over, twist and the like in the process of conveying a plurality of small-specification finished products, so that the bending and deformation of the finished product are not beneficial to the control of the quality of the product; by adopting the technical scheme, the stepping tooth pitch of the original movable rack and the original static rack is changed to 60-68mm, the stepping tooth pitch of 65mm is preferably selected, and the original tooth angle degree is changed to 90-93 degrees, and the tooth angle of 93 degrees is preferably selected; compared with the stepping distance of the stepping rack of the large-size cooling bed, the novel rack shortens the stepping distance of the rack, increases the number of teeth of the rack in unit length, increases the count of finished products on the cooling bed, realizes single conveying of the finished products, prolongs the residence time of the finished products on the cooling bed, ensures that the finished products are more fully cooled, avoids the phenomenon that the finished products are stacked to turn over in the conveying process, reduces the temperature of the finished products when shearing, avoids the shearing quality problem caused by higher temperature of the finished products, and simultaneously reduces the tooth height of the rack by changing the tooth form angle into 93 degrees, increases the distance between the tooth root of the movable rack and the tooth tip of the static rack in the running process of the rack, reduces the phenomenon of hanging teeth in the conveying process of the finished products caused by the installation error or deformation of the rack, and ensures the straightness of the finished products in the conveying process.

Optionally, swing mechanism includes major axis, servo motor, a plurality of base, a plurality of eccentric wheel and a plurality of roller seat, and is a plurality of base, eccentric wheel and roller seat all with a plurality of it is corresponding to move the rack, the base sets up on the bed body, the major axis sets up along the width direction of the bed body, just the major axis rotates to be connected a plurality of on the base, a plurality of the eccentric wheel overlaps in proper order and establishes on the major axis, the eccentric wheel is used for driving corresponding roller seat swing, the roller seat is connected in the bottom of moving the rack.

By adopting the technical scheme, the swing mechanism consists of a long shaft, a servo motor, a plurality of bases, a plurality of eccentric wheels and a plurality of dragging roller seats, the servo motor works, the long shaft drives the eccentric wheels to rotate, the eccentric wheels are matched with the dragging roller seats, and the dragging roller seats drive a plurality of movable racks to swing, so that the finished product is continuously conveyed towards the discharging direction of the cooling bed; through major axis, servo motor, a plurality of bases, a plurality of eccentric wheel and a plurality of drawing roller seat, realize the synchronous swing of a plurality of movable racks, guaranteed the uniformity of transmission between the movable racks, guaranteed the stable transportation of finished product.

Optionally, each the bottom of moving the rack all is provided with and moves the tooth support, and a plurality of the center department that moves the tooth support is located same axis, and a plurality of the bottom that moves the tooth support is provided with jointly and moves the tooth longeron, move the tooth longeron towards setting along the width direction of bed body, a plurality of the drawing roller seat is all connected on moving the tooth longeron.

By adopting the technical scheme, the bottom of the movable rack is provided with the movable tooth support, and a plurality of movable tooth supports jointly move the tooth longitudinal beam; through the arrangement of the movable tooth support and the movable tooth longitudinal beam, the linkage between a plurality of movable racks is further improved, and the synchronous movement of the movable racks is ensured.

Optionally, the swing mechanism sets up to the multiunit, multiunit swing mechanism is arranged in proper order along the length direction of moving the rack, and a plurality of swing mechanism is provided with between the movable tooth crossbeam.

By adopting the technical scheme, the oscillating mechanisms are multiple groups, and movable tooth cross beams are welded among the multiple groups of oscillating mechanisms; through the arrangement of a plurality of groups of swinging mechanisms and movable tooth cross beams, stability of each movable rack during swinging is improved, and swinging frequency of the movable racks is guaranteed.

Optionally, still be provided with a plurality of alignment roller ways on the bed body, a plurality of the alignment roller ways is arranged in proper order along the width direction of the bed body, each the alignment roller way all includes the roller, aligns support, a plurality of roller way gusset and drive mechanism, it arranges along moving rack length direction to align the support, it sets up adjacent to align the support between moving the rack, the roller rotates and sets up on aligning the support, a plurality of the roller way gusset arranges in proper order on the outer wall of roller, the roller way gusset arranges along the circumference direction of roller.

By adopting the technical scheme, a plurality of alignment roller ways are arranged on the bed body, and each alignment roller way consists of a roller, an alignment support, a plurality of roller way rib plates and a transmission mechanism; through the setting of roller, alignment support, a plurality of roll table gusset and drive mechanism, the finished product plays the alignment effect to the finished product head at the in-process of carrying, thereby reduce because the finished product throws on the bed body after the finished product head is difficult for the distance from the bed body head distance, thereby the possibility that the waste material appears in the time of cutting the scale in the cold-shearing machine in the process down.

Optionally, the drive mechanism includes gear motor, driving sprocket, driven sprocket and drive chain, gear motor sets up on the bed body, the driving sprocket cover is established on gear motor's output, driven sprocket cover is established in the tip of roller, drive chain's both ends set up respectively on driving sprocket and driven sprocket.

By adopting the technical scheme, the transmission mechanism is composed of the gear motor, the driving sprocket, the driven sprocket and the transmission chain, the gear motor works, the driving sprocket rotates, the driven sprocket is driven to rotate through the transmission chain, and at the moment, the rollers rotate along the driven sprocket in the same rotation; the arrangement of the driving chain wheel, the driven chain wheel and the transmission chain is beneficial to realizing the rotation of the roller, and the roller bed rib plates on the roller are ensured to align the finished products.

Optionally, a straightening plate for straightening the finished product is arranged at the feeding end of the bed body.

By adopting the technical scheme, the straightening plate is arranged at the feeding end of the bed body; through the setting of straightening plate for the hot base of finished product can carry out the pre-straightening, has improved the straightness accuracy of bar finished product.

Optionally, each static rack bottom all is provided with a plurality of quiet tooth supports, and a plurality of quiet tooth support bottoms are provided with the quiet tooth roof beam that is used for supporting, quiet tooth Liang Bu is arranged in on the bed body.

By adopting the technical scheme, the bottom of the static rack is provided with a plurality of static tooth supports, and the bottoms of the static tooth supports are welded and fixed with static tooth beams; through the setting of quiet tooth roof beam and quiet tooth support, help realizing the support to quiet rack, guarantee quiet rack installation's stability.

In summary, the present utility model includes at least one of the following beneficial technical effects:

compared with the stepping distance of the stepping rack of the large-size cooling bed, the novel rack shortens the stepping distance of the rack, increases the number of teeth of the rack in unit length, increases the count of finished products on the cooling bed, realizes single conveying of the finished products, prolongs the residence time of the finished products on the cooling bed, ensures that the finished products are more fully cooled, avoids the phenomenon that the finished products are stacked to turn over in the conveying process, reduces the temperature of the finished products when in shearing, avoids the shearing quality problem caused by higher temperature of the finished products, and simultaneously reduces the tooth height of the rack by changing the tooth form angle into 93 degrees, increases the distance between the tooth root of the movable rack and the tooth tip of the static rack in the running process of the rack, reduces the phenomenon of hanging teeth in the conveying process of the finished products caused by the installation error or deformation of the rack, and ensures the straightness of the finished products in the conveying process;

the synchronous swing of a plurality of movable racks is realized through the long shaft, the servo motor, the plurality of bases, the plurality of eccentric wheels and the plurality of dragging roller seats, the consistency of transmission among the movable racks is ensured, and the stable conveying of finished products is ensured;

through the setting of roller, alignment support, a plurality of roll table gusset and drive mechanism, the finished product plays the alignment effect to the finished product head at the in-process of carrying, thereby reduce because the finished product throws on the bed body after the finished product head is difficult for the distance from the bed body head distance, thereby the possibility that the waste material appears in the time of cutting the scale in the cold-shearing machine in the process down.

Drawings

Fig. 1 is a front view of an economical step rack cooling bed in accordance with an embodiment of the present utility model.

Fig. 2 is a schematic view of a structure for embodying a pitch and a tooth angle of a movable rack in an embodiment of the present utility model.

Fig. 3 is a partial right side view of an economical stepped rack cooling bed in accordance with an embodiment of the present utility model.

Fig. 4 is a schematic structural diagram for embodying the connection relationship between the roller and the roller bed rib plate in the embodiment of the utility model.

Reference numerals illustrate: 1. a bed body; 2. a movable rack; 3. a static rack; 4. a swinging mechanism; 5. a long axis; 6. a servo motor; 7. a base; 8. an eccentric wheel; 9. a roller seat; 10. a movable tooth support; 11. a movable tooth longitudinal beam; 12. a movable tooth cross beam; 13. aligning the roller way; 14. a roller; 15. pair Ji Zhi; 16. roller bed rib plates; 17. a transmission mechanism; 171. a speed reducing motor; 172. a drive sprocket; 173. a driven sprocket; 174. a drive chain; 18. straightening plate; 19. a static tooth support; 20. static tooth beam.

Description of the embodiments

The utility model is described in further detail below with reference to fig. 1-4.

The embodiment of the utility model discloses an economical stepping rack cooling bed. Referring to fig. 1 and 2, the economical step-by-step rack cooling bed comprises a bed body 1, a plurality of movable racks 2 and a plurality of static racks 3 are arranged on the bed body 1, the movable racks 2 and the static racks 3 are sequentially staggered along the width direction of the bed body 1, the tooth-shaped structures of the movable racks 2 and the static racks 3 are identical, the tooth pitch of the movable racks 2 is 60-68mm, the optimal step-by-step tooth pitch is 65mm, the tooth-shaped angle of the movable racks 2 is 90-93 degrees, and the optimal tooth-shaped angle is 93 degrees.

Referring to fig. 1 and 2, the design of the movable rack 2 and the static rack 3 in this embodiment solves the problem that a plurality of small-sized products can turn over when being transported, the specification of the rack which can be transported singly is 19mm when the tooth pitch is 65mm and the tooth form angle is 93 degrees, the application range of the products is wider, the specification range which is adapted when the tooth form angle is too small is less, the specification range is correspondingly enlarged when the tooth form angle is too large, but the products belong to large-sized products, and the economic benefit is poor when the products are transported singly.

Referring to fig. 1, a straightening plate 18 is installed at the feeding end of a bed body 1, and the straightening plate 18 is used for pre-straightening a finished hot blank, so that the straightness of a bar finished product is improved.

Referring to fig. 1, a plurality of static tooth supports 19 are fixedly mounted at the bottom of any static rack 3, and a plurality of static tooth supports 19 are sequentially mounted along the length direction of the static rack 3, and in this embodiment, the static tooth supports 19 can be fixed with the static rack 3 by means of bolt fixation, a static tooth beam 20 is fixedly welded at the bottom of each static tooth support 19, and the static tooth beam 20 is vertically mounted on the bed body 1, so as to support the static rack 3, and ensure the mounting stability of the static rack 3.

Referring to fig. 1 and 3, a swinging mechanism 4 is installed on a bed body 1, the swinging mechanism 4 includes a long shaft 5, a servo motor 6, a plurality of bases 7, a plurality of eccentric wheels 8 and a plurality of roller seats 9, in this embodiment, the number of the bases 7, the eccentric wheels 8 and the roller seats 9 is consistent with the number of the movable racks 2, and a single base 7, a single eccentric wheel 8 and a single roller seat 9 are a group, and a plurality of bases 7 are sequentially installed and fixed along the width direction of the bed body 1.

Referring to fig. 1 and 3, a long shaft 5 is installed along the width direction of a bed body 1, the long shaft 5 is rotatably connected to a plurality of bases 7 through bearings, a servo motor 6 is installed on the bed body 1, the servo motor 6 is connected to the end of the long shaft 5 through a worm gear case, a plurality of eccentric wheels 8 are sequentially sleeved and fixed on the long shaft 5, a roller seat 9 is matched with the eccentric wheels 8, the eccentric wheels 8 drive the roller seat 9 to swing, and in the embodiment, the roller seat 9 can be a single roller or a double roller.

Referring to fig. 1 and 3, a movable rack support 10 is fixedly installed at the bottom of any movable rack 2, the movable rack support 10 is fixedly connected with the movable rack 2 in a bolt fixing manner, the centers of the movable rack supports 10 on a plurality of movable racks 2 are all located on the same axis, a movable rack longitudinal beam 11 is fixedly welded between the movable racks 2 together, the movable rack longitudinal beam 11 is installed along the width direction of a bed body 1, a plurality of dragging roller seats 9 are fixedly installed on the movable rack longitudinal beam 11, the stepping distance of the bed body 1 is determined by the eccentric distance of an eccentric wheel 8, in the embodiment, the stepping distance of a cooling bed is 65mm when the eccentric wheel 8 has the eccentric distance of 32.5mm, and the eccentric wheel 8 moves by one tooth distance every circle when rotating the movable rack 2, so that a finished product is conveyed forwards by one tooth distance.

Referring to fig. 1 and 3, in this embodiment, the number of the swinging mechanisms 4 is multiple, multiple groups of swinging mechanisms are installed along the length direction of the movable rack 2, and a movable tooth cross beam 12 is installed and fixed between the multiple swinging mechanisms 4, and a movable part of the bed body 1 is formed by welding and fixing the movable tooth cross beam 12 and the movable tooth longitudinal beam 11, so as to improve the stability of each movable rack 2 during swinging, and ensure the swinging frequency of the movable rack 2.

Referring to fig. 3 and 4, a plurality of alignment roller ways 13 are installed on the bed body 1, the plurality of alignment roller ways 13 are sequentially arranged along the width direction of the bed body 1, the alignment roller ways 13 are positioned at the unloading end of the bed body 1, each alignment roller way 13 comprises a roller 14, a pair Ji Zhi of roller way rib plates 16 and a transmission mechanism 17, a pair Ji Zhi of roller way rib plates 16 are installed on the bed body 1 and are arranged along the length direction of the bed body 1, an alignment support 15 is positioned between adjacent movable racks 2, the roller 14 is rotationally connected on the alignment support 15 through a bearing, the plurality of roller way rib plates 16 are sequentially and equidistantly arranged along the length direction of the roller 14, and each roller way rib plate 16 is installed along the circumferential direction of the roller 14.

Referring to fig. 3 and 4, in this embodiment, the distance between adjacent roller bed rib plates 16 is the same as the tooth pitch of the racks, and the roller bed rib plates 16 play a role in isolating finished products, so as to align the heads of the finished products in the conveying process, and reduce the possibility that waste materials are generated when the cooling shears cut to length in the next working procedure because the heads of the finished products are far from the heads of the bed body 1 after the finished products are thrown onto the bed body 1.

Referring to fig. 3 and 4, the transmission mechanism 17 includes a gear motor 171, a driving sprocket 172, a driven sprocket 173 and a transmission chain 174, the gear motor 171 is mounted and fixed at the bottom of the bed body 1, the driving sprocket 172 is mounted on the output end of the gear motor 171, the driven sprocket 173 is mounted at the end of the roller 14, the centers of the driving sprocket 172 and the driven sprocket 173 are located on the same axis, and two ends of the transmission chain 174 are respectively mounted on the driving sprocket 172 and the driven sprocket 173, so as to realize rotation of the roller 14, and ensure that the roller bed rib plate 16 on the roller 14 aligns the finished product.

The implementation principle of the economical stepping rack cooling bed provided by the embodiment of the utility model is as follows: when the finished product hot blank is transported to a cooling bed, the finished product enters the bed body 1 through the straightening plate 18, the servo motor 6 works, the turbine box drives the long shaft 5 to rotate, the eccentric wheel 8 rotates synchronously, so that the movable rack 2 swings towards the conveying direction of the bed body 1, the finished product is conveyed towards the discharging direction of the bed body 1 through the continuous movement of the movable rack 2 to be cooled, meanwhile, the speed reducer works, the speed reducer drives the rollers 14 to rotate through the transmission chain 174, and the rollers 14 align the finished product until the finished product is discharged from the bed body 1 to enter the next working procedure of the finished product; compared with the stepping distance of the stepping rack of the large-size cooling bed, the novel rack shortens the stepping distance of the rack, increases the number of teeth of the rack in unit length, increases the count of finished products on the cooling bed, realizes single conveying of the finished products, prolongs the residence time of the finished products on the cooling bed, ensures that the finished products are more fully cooled, avoids the phenomenon that the finished products are stacked to turn over in the conveying process, reduces the temperature of the finished products when shearing, avoids the shearing quality problem caused by higher temperature of the finished products, and simultaneously reduces the tooth height of the rack by changing the tooth form angle into 93 degrees, increases the distance between the tooth root of the movable rack 2 and the tooth tip of the static rack in the running process of the rack, reduces the phenomenon of hanging teeth in the conveying process of the finished products caused by rack installation errors or deformation, and ensures the straightness of the finished products in the conveying process.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (8)

1. An economic step-by-step rack cooling bed, includes the bed body (1), its characterized in that: be provided with a plurality of movable racks (2) and a plurality of quiet rack (3) on the bed body (1), a plurality of movable racks (2) and a plurality of quiet rack (3) are corresponding, movable racks (2) and quiet rack (3) are along bed body (1) width direction staggered arrangement in proper order, step pitch of movable racks (2) and quiet rack (3) is 60-68mm, the optimal step pitch of movable racks (2) and quiet rack (3) is 65mm, the tooth form angle of movable racks (2) and quiet rack (3) is 90-93, the optimal tooth form angle of movable racks (2) and quiet rack (3) is 93, just be provided with on the bed body (1) and be used for driving movable racks (2) towards bed body (1) direction wobbling swing mechanism (4).

2. An economical step rack cooling bed as claimed in claim 1, wherein: swing mechanism (4) are including major axis (5), servo motor (6), a plurality of base (7), a plurality of eccentric wheel (8) and a plurality of roller seat (9), a plurality of base (7), eccentric wheel (8) and roller seat (9) all with a plurality of move rack (2) corresponding, base (7) set up on bed body (1), major axis (5) set up along the width direction of bed body (1), just major axis (5) swivelling joint is in a plurality of on base (7), a plurality of eccentric wheel (8) overlap in proper order and establish on major axis (5), eccentric wheel (8) are used for driving corresponding roller seat (9) swing, roller seat (9) are connected in the bottom that moves rack (2).

3. An economical step rack cooling bed as claimed in claim 2, wherein: each bottom that moves rack (2) all is provided with movable tooth support (10), a plurality of the center department that moves tooth support (10) is located same axis, and a plurality of the bottom that moves tooth support (10) is provided with jointly and moves tooth longeron (11), move tooth longeron (11) towards setting up along the width direction of bed body (1), a plurality of drawing roller seat (9) all connect on moving tooth longeron (11).

4. An economical step rack cooling bed as claimed in claim 1, wherein: the swing mechanisms (4) are arranged in a plurality of groups, the plurality of groups of swing mechanisms (4) are sequentially arranged along the length direction of the movable rack (2), and movable tooth cross beams (12) are arranged among the plurality of swing mechanisms (4).

5. An economical step rack cooling bed as claimed in claim 1, wherein: the utility model discloses a machine tool is characterized in that a plurality of alignment roller ways (13) are further arranged on the bed body (1), a plurality of the alignment roller ways are sequentially arranged along the width direction of the bed body (1), each alignment roller way (13) comprises a roller (14), a pair of Ji Zhi (15), a plurality of roller way rib plates (16) and a transmission mechanism (17), a pair of Ji Zhi (15) is arranged along the length direction of a movable rack (2), a pair of Ji Zhi (15) is arranged between adjacent movable racks (2), the roller (14) is rotatably arranged on a pair of Ji Zhi (15), a plurality of the roller way rib plates (16) are sequentially arranged on the outer wall of the roller (14), and the roller way rib plates (16) are arranged along the circumferential direction of the roller (14).

6. An economical stepped rack cooling bed according to claim 5, wherein: the driving mechanism (17) comprises a speed reducing motor (171), a driving sprocket (172), a driven sprocket (173) and a driving chain (174), wherein the speed reducing motor (171) is arranged on the bed body (1), the driving sprocket (172) is sleeved on the output end of the speed reducing motor (171), the driven sprocket (173) is sleeved on the end part of the roller (14), and two ends of the driving chain (174) are respectively arranged on the driving sprocket (172) and the driven sprocket (173).

7. An economical step rack cooling bed as claimed in claim 1, wherein: the feeding end of the bed body (1) is provided with a straightening plate (18) for straightening finished products.

8. An economical step rack cooling bed as claimed in claim 1, wherein: each static rack (3) bottom all is provided with a plurality of quiet tooth support (19), and a plurality of quiet tooth support (19) bottom is provided with quiet tooth roof beam (20) that are used for supporting, quiet tooth roof beam (20) are arranged on bed body (1).