CN114505357A - Turning conveyor for blank rolling - Google Patents

Abstract

The invention discloses a material turning conveyor for rolling blanks, wherein a lifting base is connected to a fixed base and driven to lift by a lifting driving device, a fixed support is connected to the lifting base, and a rotating frame is rotationally connected to the fixed support and driven to rotate by a rotating driving device; a conveying roller set is arranged on the fixed support and positioned on the inlet side of the rotating frame, and at least one conveying roller set and at least two pinch roller sets are sequentially arranged in the rotating frame from the inlet to the outlet; the conveying roller group comprises conveying rollers and a conveying roller driving device for driving the conveying rollers to rotate; the pinch roll set comprises two pinch rolls and a clamping driving device, the two pinch rolls are vertically distributed and are parallel to each other, the two pinch rolls can be driven to be close to or far away from each other synchronously through the clamping driving device, and at least one pinch roll in the pinch roll set is connected with the pinch roll driving device used for driving the pinch roll driving device to rotate. The invention can clamp the blank in a centering way, turn over and convey the blank, and the blank is stably and reliably conveyed.

Description

Material turning conveyor for blank rolling

Technical Field

The invention relates to the technical field of rolling and conveying, in particular to a material turning conveyor for blank rolling.

Background

At present, the existing upender consists of a base, a lifting frame, a rotating frame and clamping rollers, wherein the clamping rollers are driven rollers and are placed in the rotating frame, and the upper clamping roller and the lower clamping roller are driven by a hydraulic cylinder to be clamped, so that automatic centering cannot be realized. The rotating frame is supported by a plurality of idler wheels in the lifting frame, a chain is arranged on the outer side of the wall of the rotating frame, a chain wheel in the lifting frame is meshed with the chain for transmission, the rotating frame is driven by a motor or a motor to rotate, and a clamping roller in the rotating frame is driven to overturn so as to overturn the blank. Before turning, the lifting frame is lifted, so that the blank is far away from the roll surface of the adjacent roller way, and turning is facilitated. The existing upender is limited by an equipment structure, the structure is large, and the clamping roller is a driven roller. When the device is matched with adjacent equipment for use, the distance between the pinch roll and the conveying roll adjacent to the inlet side, the distance between the pinch roll and the central line of the rolling mill roll is larger, and the supporting and conveying of at least two power rolls at one single blank cannot be realized after the blank is turned over. The phenomena of unsmooth conveying and incapability of conveying exist, and short-material rolling of the reversible rolling mill cannot be realized.

Disclosure of Invention

The invention aims to provide a material turning conveyor for rolling billets, which is used for solving the problems in the prior art, can be used for centering and clamping billets, turning and conveying the billets, and is stable and reliable in billet conveying.

In order to achieve the purpose, the invention provides the following scheme:

the invention provides a material turning conveyor for blank rolling, which comprises a fixed base, a lifting base, a fixed support, a rotating frame, a pinch roll set and a conveying roll set, wherein the fixed base is fixedly arranged on the fixed support; the lifting base is connected to the fixed base and driven to lift by the lifting driving device, the fixed support is connected to the lifting base, and the rotating frame is rotationally connected to the fixed support and driven to rotate by the rotating driving device; the fixed support is provided with one conveying roller set on the inlet side of the rotating frame, and at least one conveying roller set and at least two pinch roller sets are sequentially arranged in the rotating frame from the inlet to the outlet; the conveying roller group comprises conveying rollers and conveying roller driving devices for driving the conveying rollers to rotate; the pinch roll set comprises two pinch rolls and a clamping driving device, the two pinch rolls are vertically distributed and are parallel to each other, the two pinch rolls can be driven to synchronously approach or separate from each other through the clamping driving device so as to clamp or loosen a blank, and at least one pinch roll in the pinch roll set is connected with the pinch roll driving device used for driving the pinch roll driving device to rotate.

Preferably, the clamping driving device comprises an upper clamping arm, a lower clamping arm, an upper gear shaft, a lower gear shaft, a swing arm and a clamping hydraulic cylinder, one end of the upper clamping arm is fixedly connected with the upper gear shaft, the other end of the upper clamping arm is rotatably connected with one of the pinch rolls, one end of the lower clamping arm is fixedly connected with the lower gear shaft, the other end of the lower clamping arm is rotatably connected with one of the pinch rolls, the upper gear shaft and the lower gear shaft are both fixedly provided with a transmission gear, the two transmission gears are meshed and connected, one end of the swing arm is fixedly connected to the upper gear shaft, the other end of the swing arm is connected with a hydraulic rod of the clamping hydraulic cylinder, and a base of the clamping hydraulic cylinder is connected to the rotating frame.

Preferably, the fixed base is provided with a vertical guide rod, and the lifting base is connected to the guide rod in a sliding manner.

Preferably, the lifting driving device is a screw lifter.

Preferably, the rotary driving device comprises a driving gear, a driven gear and a driving motor, the driven gear is fixedly sleeved at one end of the rotating frame, the driving gear is rotatably connected to the fixed support and is in transmission connection with the driven gear, and the driving motor is in transmission connection with the driving gear and is used for driving the driving gear to rotate.

Preferably, the fixed support is rotatably connected with an angle detection shaft, the angle detection shaft is fixedly connected with a detection gear, the detection gear is meshed with the driven gear, and an angle sensor is further arranged on the angle detection shaft.

Preferably, one side of one end of the upper clamping arm is rotatably supported on the rotating frame through a first pin shaft, the other side of the upper clamping arm is fixedly supported on the upper gear shaft, and the upper gear shaft is rotatably connected to the rotating frame and coaxially arranged with the first pin shaft; one side of one end of the lower clamping arm is rotatably supported on the rotating frame through a second pin shaft, the other side of the lower clamping arm is fixedly supported on the lower gear shaft, and the lower gear shaft is rotatably connected to the rotating frame and coaxially arranged with the second pin shaft.

Compared with the prior art, the invention has the following technical effects:

the invention provides a material turning conveyor for blank rolling, which can drive two pinch rolls in a pinch roll group to synchronously get close to or get away from through a clamping driving device so as to clamp or loosen a blank, can perform centering clamping on the blank, a conveying roller set is arranged on the fixed support, at least one conveying roller set and at least two pinch roller sets are arranged in the rotating frame, the distance between the adjacent rollers is shortened, at least two-point power transmission is realized before the short blank is transmitted to the pinch roll, after the blank leaves the transmission roll, the blank can be clamped by the pinch rolls, the pinch rolls are driven by the pinch roll driving device to rotate, the blank is conveyed to the next pinch roll group, so that the blank is gradually conveyed to the outlet side, and then carry the blank to rolling mill roll department and roll, the conveying process is reliable and stable, can drive the turret rotation through the rotation drive device to realize the upset of blank.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic perspective view of a turning conveyor for rolling billets according to the present invention;

FIG. 2 is a front view of the turn-over conveyor for rolling billets provided by the present invention;

FIG. 3 is a left side view of the turn-over conveyor for billet rolling of FIG. 2;

FIG. 4 is a right side view of the turn-over conveyor for billet rolling of FIG. 2;

FIG. 5 is a schematic perspective view of a fixing base according to the present invention;

FIG. 6 is a front view of a connecting structure of a fixing support and a rotating frame according to the present invention;

FIG. 7 is a bottom view of the coupling structure of the fixing bracket and the rotating frame of FIG. 6;

FIG. 8 is a sectional view taken along line G-G in the coupling structure of the fixing mount and the rotating frame in FIG. 7;

FIG. 9 is a sectional view taken along line B-B in the coupling structure of the fixing mount and the rotating frame in FIG. 6;

FIG. 10 is a sectional view taken along line F-F in the coupling structure of the fixing mount and the rotating frame of FIG. 6;

in the figure: 100-a material turning conveyor for blank rolling, 1-a fixed base, 2-a lifting base, 3-a fixed support, 4-a rotating frame, 5-a pinch roll set, 6-a conveying roll set, 7-a lifting driving device, 8-a rotary driving device, 9-a conveying roll, 10-a pinch roll, 11-an upper clamping arm, 12-a lower clamping arm, 13-an upper gear shaft, 14-a lower gear shaft, 15-a swing arm, 16-a clamping hydraulic cylinder, 17-a transmission gear, 18-a guide rod, 19-a driving gear, 20-a driven gear, 21-a driving motor, 22-an angle detection shaft, 23-a detection gear, 24-a first pin shaft and 25-a second pin shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention aims to provide a material turning conveyor for rolling billets, which is used for solving the problems in the prior art, can be used for centering and clamping the billets, turning and conveying the billets, and is stable and reliable in conveying the billets.

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.

As shown in fig. 1 to 10, the present embodiment provides a material turning conveyor 100 for blank rolling, which includes a fixed base 1, a lifting base 2, a fixed support 3, a rotating frame 4, a pinch roll set 5 and a conveying roll set 6; the lifting base 2 is connected to the fixed base 1 and driven to lift by the lifting driving device 7, the fixed support 3 is connected to the lifting base 2, and the rotating frame 4 is rotationally connected to the fixed support 3 and driven to rotate by the rotating driving device 8; a conveying roller set 6 is arranged on the fixed support 3 and positioned on the inlet side of the rotating frame 4, and at least one conveying roller set 6 and at least two pinch roller sets 5 are sequentially arranged in the rotating frame 4 from the inlet to the outlet; the conveying roller group 6 includes conveying rollers 9 and conveying roller driving means for driving the conveying rollers 9 to rotate; the pinch roll set 5 comprises two pinch rolls 10 and a clamping driving device, the two pinch rolls 10 are distributed up and down and are parallel to each other, the two pinch rolls 10 can be driven to synchronously approach or separate from each other through the clamping driving device so as to clamp or release a blank, and at least one pinch roll 10 in the pinch roll set 5 is connected with the pinch roll driving device used for driving the pinch roll driving device to rotate.

In the embodiment, the clamping driving device drives the two pinch rollers 10 in the pinch roller set 5 to synchronously approach or separate to clamp or loosen the blank, so that the blank can be centered and clamped; the conveying device is characterized in that a conveying roller set 6 is arranged on a fixed support 1, at least one conveying roller set 6 and at least two pinch roller sets 5 are arranged in a rotating frame 4, the distance between adjacent rollers is shortened, at least two-point power conveying is realized before short blanks are conveyed to pinch rollers 10, after the blanks leave conveying rollers 9, the blanks can be clamped through the pinch rollers 10, the pinch rollers 10 are driven by a pinch roller driving device to rotate, the blanks are conveyed to the next pinch roller set 5, the blanks are conveyed to an outlet side step by step, the blanks are conveyed to rolling mill rollers for rolling, the conveying process is stable and reliable, and the rotating frame 4 can be driven to rotate through a rotating driving device 8, so that the blanks are turned over. In this embodiment, a conveying roller set 6 and two pinch roller sets 5 are arranged in the rotating frame 4, and the conveying roller set 6 and the two pinch roller sets 5 are sequentially arranged from the inlet to the outlet.

As shown in fig. 2, 6 and 9, in this embodiment, the clamping driving device includes an upper clamping arm 11, a lower clamping arm 12, an upper gear shaft 13, a lower gear shaft 14, a swing arm 15 and a clamping hydraulic cylinder 16, one end of the upper clamping arm 11 is fixedly connected to the upper gear shaft 13, the other end is rotatably connected to one pinch roll 10, one end of the lower clamping arm 12 is fixedly connected to the lower gear shaft 14, the other end is rotatably connected to one pinch roll 10, the upper gear shaft 13 and the lower gear shaft 14 are both fixedly provided with a transmission gear 17, the two transmission gears 17 are meshed and connected, one end of the swing arm 15 is fixedly connected to the upper gear shaft 13, the other end is connected to a hydraulic rod of the clamping hydraulic cylinder 16, and a base of the clamping hydraulic cylinder 16 is connected to the rotating frame 4. The swing arm 15 is driven to swing through the clamping hydraulic cylinder 16, the swing arm 15 swings to drive the upper gear shaft 13 to rotate, and due to the meshed connection of the two transmission gears 17, the lower gear shaft 14 and the upper gear shaft 13 synchronously rotate in the opposite direction, so that the upper clamping arm 11 and the lower clamping arm 12 are driven to synchronously rotate in the opposite direction or synchronously rotate in the opposite direction, and the two pinch rollers 10 are further close to or far away from each other to clamp a blank in a centering mode or loosen the blank. The upper gear shaft 13 and the transmission gear 17 fixed on the upper gear shaft are of an integrated structure, the lower gear shaft 14 and the transmission gear 17 fixed on the lower gear shaft are of an integrated structure, and the two transmission gears 17 are the same in size, so that the two pinch rollers 10 can be synchronously close to each other, and automatic centering and clamping are realized.

As shown in fig. 2 to 5, in this embodiment, a vertical guide rod 18 is disposed on the fixing base 1, and the lifting base 2 is slidably connected to the guide rod 18, wherein the guide rods 18 are disposed at four corners of the fixing base 1, so as to improve the stability of the lifting base 2.

As shown in fig. 5, in this embodiment, the lifting driving device 7 is a screw lifter, 4 screw lifters are provided on the fixed base 1, every two screw lifters are connected by a transmission shaft, a sensor is used between the two transmission shafts to ensure synchronization of the two shafts, and the screw lifter is driven by a motor to slide the lifting base 2 on the guide bar 18.

As shown in fig. 2-3, 6 and 10, in this embodiment, the rotation driving device 8 includes a driving gear 19, a driven gear 20 and a driving motor 21, the driven gear 20 is fixedly sleeved at one end of the rotating frame 4, the driving gear 19 is rotatably connected to the fixed support 3 and is in transmission connection with the driven gear 20, and the driving motor 21 is in transmission connection with the driving gear 19 and is used for driving the driving gear 19 to rotate. The driving gear 19 is driven to rotate by the driving motor 21, the driving gear 19 drives the driven gear 20 to rotate, and then the rotating frame 4 is driven to rotate, so that the purpose of blank overturning is achieved.

As shown in fig. 10, in the present embodiment, an angle detecting shaft 22 is rotatably connected to the fixed support 3, a detecting gear 23 is fixedly connected to the angle detecting shaft 22, the detecting gear 23 is engaged with the driven gear 20, and an angle sensor is further provided on the angle detecting shaft 22. The rotation angle of the rotating frame 4 can be detected through the angle sensor, so that the turning angle of the rotating frame 4 can be accurately controlled.

As shown in fig. 9, in this embodiment, one side of one end of the upper clamping arm 11 is rotatably supported on the rotating frame 4 through a first pin 24, and the other side is supported and fixed on the upper gear shaft 13, and the upper gear shaft 13 is rotatably connected to the rotating frame 4 and coaxially arranged with the first pin 24; one side of one end of the lower clamping arm 12 is rotatably supported on the rotating frame 4 through a second pin shaft 25, the other side of the lower clamping arm is fixedly supported on the lower gear shaft 14, and the lower gear shaft 14 is rotatably connected on the rotating frame 4 and coaxially arranged with the second pin shaft 25.

The principle and the implementation mode of the invention are explained by applying a specific example, and the description of the embodiment is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.

Claims (7)

1. The utility model provides a blank is turning over material conveyer for rolling which characterized in that: the device comprises a fixed base, a lifting base, a fixed support, a rotating frame, a pinch roll set and a conveying roll set; the lifting base is connected to the fixed base and driven to lift by the lifting driving device, the fixed support is connected to the lifting base, and the rotating frame is rotationally connected to the fixed support and driven to rotate by the rotating driving device; the fixed support is provided with one conveying roller set on the inlet side of the rotating frame, and at least one conveying roller set and at least two pinch roller sets are sequentially arranged in the rotating frame from the inlet to the outlet; the conveying roller group comprises conveying rollers and conveying roller driving devices for driving the conveying rollers to rotate; the pinch roll set comprises two pinch rolls and a clamping driving device, the two pinch rolls are vertically distributed and are parallel to each other, the two pinch rolls can be driven to synchronously approach or separate from each other through the clamping driving device so as to clamp or loosen a blank, and at least one pinch roll in the pinch roll set is connected with the pinch roll driving device used for driving the pinch roll driving device to rotate.

2. The material turning conveyor for billet rolling according to claim 1, characterized in that: the clamping driving device comprises an upper clamping arm, a lower clamping arm, an upper gear shaft, a lower gear shaft, a swing arm and a clamping hydraulic cylinder, one end of the upper clamping arm is fixedly connected with the upper gear shaft, the other end of the upper clamping arm is rotatably connected with one pinch roll, one end of the lower clamping arm is fixedly connected with the lower gear shaft, the other end of the lower clamping arm is rotatably connected with one pinch roll, the upper gear shaft and the lower gear shaft are both fixedly provided with a transmission gear, the two transmission gears are meshed and connected, one end of the swing arm is fixedly connected to the upper gear shaft, the other end of the swing arm is connected with a hydraulic rod of the clamping hydraulic cylinder, and a base of the clamping hydraulic cylinder is connected to the rotating frame.

3. The material turning conveyor for billet rolling according to claim 1, characterized in that: the fixed base is provided with a vertical guide rod, and the lifting base is connected to the guide rod in a sliding mode.

4. The material turning conveyor for billet rolling according to claim 1, characterized in that: the lifting driving device is a spiral lifter.

5. The material turning conveyor for billet rolling according to claim 1, characterized in that: the rotary driving device comprises a driving gear, a driven gear and a driving motor, the driven gear is fixedly sleeved at one end of the rotating frame, the driving gear is rotatably connected to the fixed support and is in transmission connection with the driven gear, and the driving motor is in transmission connection with the driving gear and is used for driving the driving gear to rotate.

6. The billet rolling turning conveyor according to claim 5, wherein: the angle detection device is characterized in that an angle detection shaft is rotatably connected to the fixed support, a detection gear is fixedly connected to the angle detection shaft and meshed with the driven gear, and an angle sensor is further arranged on the angle detection shaft.

7. The material turning conveyor for billet rolling according to claim 2, characterized in that: one side of one end of the upper clamping arm is rotatably supported on the rotating frame through a first pin shaft, the other side of the upper clamping arm is fixedly supported on the upper gear shaft, and the upper gear shaft is rotatably connected to the rotating frame and is coaxially arranged with the first pin shaft; one side of one end of the lower clamping arm is rotatably supported on the rotating frame through a second pin shaft, the other side of the lower clamping arm is fixedly supported on the lower gear shaft, and the lower gear shaft is rotatably connected to the rotating frame and coaxially arranged with the second pin shaft.

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