Adjustable supporting roller set for conveying steel bars

Abstract

The utility model relates to an adjustable supporting roller set for conveying steel bars. The adjustable supporting roller set is characterized by comprising a mounting bottom plate, a supporting column, a rotating module, an adjusting barrel and a supporting roller assembly. The supporting roller assembly is inserted into the outer wall of the adjusting barrel through a modular structure, after one supporting roller unit is damaged, only the single supporting roller unit needs to be replaced, overall scrapping is not needed, resources are saved, operation and maintenance are convenient, and replacement can be conducted without stopping a production line; in addition, the whole adjusting barrel is arranged on a supporting column through a rotary bearing, the position of the adjusting barrel is adjusted through a rotating module, the perpendicularity of the supporting roller unit and the steel bar conveying direction is guaranteed, and deformation of the steel bar caused by the supporting roller assembly in the conveying process is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of steel bar production and processing, in particular to an adjustable supporting roller group for conveying steel bars. Background Art

[0002] The production and processing of general steel bars involve a cross-shaped staggered conveying roller group structure; the common method at the intersection of the cross-shaped roller group structure is to stagger the steel bars by means of high and low staggered conveyance; however, the conventional support roller group structure used for staggered conveying of steel bars is prone to damage to the support arm structure, resulting in the scrapping of the entire support roller group structure; in addition, when the support roller group structure is used, the axial direction of the support roller unit and the perpendicularity of the steel bar conveying direction are prone to changes, resulting in radial forces being easily generated when the steel bar passes through the support roller unit, especially in the steel bar structure after heating, which can easily exert a large radial external force on the steel bar, and even greatly reduce the straightness of the steel bar during the conveying process. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide an adjustable support roller group for conveying steel bars, which can solve the problems that when general steel bars are conveyed in a high and low shape on a cross-shaped conveyor frame, the support roller group is easily damaged and thus the entire steel bars are scrapped, and the problem that the angle adjustment is troublesome, which causes stress in the steel bar conveying process and even affects the straightness.

[0004] In order to solve the above technical problems, the technical solution of the utility model is: an adjustable support roller group for conveying steel bars, the innovation of which is: comprising a mounting base plate, a support column, a rotating module, an adjustment cylinder and a support roller assembly;

[0005] The installation base plate is a plate-shaped structure, and the installation base plate is fixed to the ground by bolts;

[0006] The support column is vertically arranged at the center position of the upper surface of the installation base plate along the vertical direction, and the support column is a cylindrical structure;

[0007] The adjusting cylinder is in a cylindrical structure, and a rotating hole is arranged along the axial direction from the center position of the bottom end of the adjusting cylinder, and the top end of the rotating hole is closed; the adjusting cylinder is nested on the support column, and the top end of the rotating hole of the adjusting cylinder is connected to the support column through a thrust bearing, and the inner wall of the rotating hole of the adjusting cylinder is installed on the support column through a rotating bearing, so that the adjusting cylinder can rotate around the support column;

[0008] The rotating module comprises a rotating block, a pry bar and a positioning block; the rotating block is arranged on the bottom end surface of the adjusting cylinder; a pry bar is hinged on the rotating block perpendicular to the axial direction of the supporting column; the pry bar can rotate around the vertical plane of the rotating block, and the pry bar can drive the rotating block to rotate horizontally, thereby driving the adjusting cylinder to rotate; the positioning block is arranged on the supporting column, and the positioning block cooperates with the end of the pry bar, and a plurality of positioning grooves are arranged on the positioning block along the circumferential direction; the end of the pry bar can be embedded in the positioning groove of the positioning block on the supporting column, so as to realize the position fixing of the rotating block and the rotating cylinder after they are rotated into place;

[0009] The support roller assembly has two groups, and each group has two support roller modules. The two groups of support roller modules are distributed in a cross shape and are installed on the outer wall of the adjustment cylinder through plug-in modules. The two groups of support roller modules are distributed in a high-low shape in the horizontal direction, and the height difference can be adjusted in the vertical direction.

[0010] The support roller module comprises a support arm and a support roller unit; a pair of ear plates are arranged at the top of the support arm; a rotary shaft is arranged at both ends of the support roller unit, and the rotary shafts at both ends of the support roller unit are mounted on the ear plates at the top of the support arm through rotary bearings;

[0011] The plug-in module includes a C-shaped buckle, a latch head, a limit pin and a hinge shaft; the C-shaped buckle has four groups and is distributed in a circular array along the outer wall of the adjusting cylinder; each group of C-shaped buckles has a plurality of C-shaped buckle units, and the C-shaped buckle units are fixed on the outer wall of the adjusting cylinder along the vertical direction; the latch head is installed on the bottom end of the support arm, and every two support roller modules are embedded in the C-shaped buckle units at relative positions on the outer wall of the adjusting cylinder through the latch head; a concave cavity for accommodating the limit pin is provided at a position near the bottom end of the latch head, and the latch located at the position of the concave cavity A hinge hole is horizontally arranged on the pin head, the hinge shaft is arranged in the hinge hole, and one end of the hinge shaft extends out of the pin head to the concave cavity accommodating the limit pin piece; the limit pin piece is arranged in the concave cavity on the pin head and is connected to the hinge shaft and rotates with the hinge shaft; the center of gravity of the limit pin piece is located obliquely above the hinge shaft and biased to the outside of the C-shaped buckle; the end of the limit pin piece is rotated out of the concave cavity by the deadweight of the limit pin piece and supported on the lower surface of the C-shaped buckle, and the bottom end of the limit pin piece is pressed against the side wall of the concave cavity for limiting when the top end of the limit pin piece rotates out of the concave cavity.

[0012] Furthermore, a torsion spring is provided at the hinge between the pry bar and the rotating block, and the end of the pry bar is kept embedded in the positioning groove on the positioning block by the elastic potential energy of the torsion spring.

[0013] Furthermore, the support roller unit is cylindrical, and the outer diameter of the support roller unit gradually decreases from the middle position to both ends to form a concave arc shape.

[0014] The advantages of the utility model are:

[0015] 1) In the utility model, the support roller assembly is plugged into the outer wall of the adjusting cylinder with a modular structure. After one of the support roller units is damaged, only the single support roller unit needs to be replaced without scrapping the entire unit, thus saving resources, and the operation and maintenance are convenient, and there is no need to stop the production line for replacement. In addition, the entire adjusting cylinder is set on a support column through a slewing bearing, and the position of the adjusting cylinder is adjusted by a rotating module to ensure the verticality of the support roller unit to the conveying direction of the steel bar, thereby reducing the deformation of the steel bar caused by the support roller assembly during the conveying process. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0017] Figure 1 The utility model is a schematic diagram of the structure of an adjustable support roller group for conveying steel bars.

[0018] Figure 2 It is a three-dimensional schematic diagram of a rotating module of an adjustable support roller group structure for conveying steel bars of the utility model. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0020] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0021] like Figure 1 Figure 2 The steel bar conveying adjustable support roller group shown includes a mounting base plate 1, a support column 2, a rotating module 3, an adjustment cylinder 4 and a support roller assembly 5.

[0022] In this embodiment, the installation base plate 1 is a plate-shaped structure, and the installation base plate 1 is fixed to the ground by bolts.

[0023] In this embodiment, the support column 2 is vertically arranged at the center position of the upper surface of the installation base plate 1 along the vertical direction, and the support column 2 is a cylindrical structure.

[0024] In this embodiment, the adjusting cylinder 4 is a cylindrical structure, and a rotating hole is provided on the adjusting cylinder 4 along the axial direction from the center position of the bottom end, and the top end of the rotating hole is closed; the adjusting cylinder 4 is nested on the support column 2, and the top end of the rotating hole of the adjusting cylinder 4 is connected to the support column 2 through a thrust bearing, and the inner wall of the rotating hole of the adjusting cylinder 4 is installed on the support column 2 through a rotating bearing, so that the adjusting cylinder 4 can rotate around the support column 2.

[0025] In this embodiment, the rotating module 3 includes a rotating block 31, a pry bar 32 and a positioning block 33; the rotating block 31 is arranged on the bottom end surface of the adjusting cylinder 4; a pry bar 32 is hinged on the rotating block 31 perpendicular to the axial direction of the supporting column 2; the pry bar 32 can rotate in the vertical plane around the rotating block 31, and the pry bar 32 can drive the rotating block 31 to rotate horizontally, thereby driving the adjusting cylinder 4 to rotate; the positioning block 33 is arranged on the supporting column 2, and the positioning block 33 cooperates with the end of the pry bar 32, and a plurality of positioning grooves are arranged on the positioning block 33 along the circumferential direction; the end of the pry bar 32 can be embedded in the positioning groove of the positioning block 33 on the supporting column 2, so as to realize the position fixing of the rotating block 31 and the rotating cylinder 4 after they are rotated into place.

[0026] In this embodiment, the support roller assembly 5 has two groups, and each group has two support roller modules. The two groups of support roller modules are distributed in a cross shape and are installed on the outer wall of the adjustment cylinder 4 through the plug-in module 6; the two groups of support roller modules are distributed in high and low shapes in the horizontal direction, and the height difference can be adjusted in the vertical direction.

[0027] In this embodiment, the support roller module 5 includes a support arm 51 and a support roller unit 52; a pair of ear plates are provided at the top of the support arm 51; rotating shafts are provided at both ends of the support roller unit 52, and the rotating shafts at both ends of the support roller unit 52 are installed on the ear plates at the top of the support arm 51 through rotating bearings.

[0028] In this embodiment, the plug-in module 6 includes a C-shaped buckle 61, a latch head 62, a limit pin 63 and a hinge shaft 64; the C-shaped buckle 61 has four groups, and is distributed in a circular array along the outer wall of the adjusting cylinder 4; each group of C-shaped buckles 61 has a plurality of C-shaped buckle units, and the C-shaped buckle units are fixed on the outer wall of the adjusting cylinder 4 along the vertical direction; the latch head 62 is installed on the bottom end of the support arm 51, and every two support roller modules are embedded in the C-shaped buckle units at relative positions on the outer wall of the adjusting cylinder 4 through the latch head 62; a concave cavity for accommodating the limit pin 63 is provided near the bottom end of the latch head 62, and the latch located at the position of the concave cavity A hinge hole is horizontally arranged on the pin head 62, and the hinge shaft 64 is arranged in the hinge hole, and one end of the hinge shaft 64 extends out of the pin head to the concave cavity accommodating the limit pin piece 63; the limit pin piece 63 is arranged in the concave cavity on the pin head 62 and is connected to the hinge shaft 64 and rotates with the hinge shaft; the center of gravity of the limit pin piece 63 is located obliquely above the hinge shaft 64 and biased to the outside of the C-shaped buckle 61; the end of the limit pin piece 63 is rotated out of the concave cavity by its own weight and supported on the lower surface of the C-shaped buckle 61, and the bottom end of the limit pin piece 63 is pressed against the side wall of the concave cavity for limiting when the top end of the limit pin piece 63 rotates out of the concave cavity.

[0029] In this embodiment, a torsion spring is provided at the hinge between the pry bar 32 and the rotating block 33 , and the end of the pry bar 32 is kept embedded in the positioning groove on the positioning block 33 by the elastic potential energy of the torsion spring.

[0030] In this embodiment, the support roller unit 52 is cylindrical, and the outer diameter of the support roller unit 52 gradually decreases from the middle position to both ends to form a concave arc shape.

[0031] The working principle of the utility model is as follows: by inserting the support roller assembly on the outer wall of the adjusting cylinder with a modular structure, after one of the support roller units is damaged, only the single support roller unit needs to be replaced without scrapping the entire unit, thus saving resources, and the operation and maintenance are convenient, and the production line does not need to be stopped for replacement; in addition, the entire adjusting cylinder is arranged on a support column through a slewing bearing, and the position of the adjusting cylinder is adjusted by a rotating module to ensure the verticality of the support roller unit and the conveying direction of the steel bar, thereby reducing the deformation of the steel bar caused by the support roller assembly during the conveying process.

[0032] Those skilled in the art should understand that the present invention is not limited by the above embodiments. The above embodiments and the description are only for explaining the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which are within the scope of the present invention. The scope of protection of the present invention is defined by the attached claims and their equivalents.

Claims

1. An adjustable support roller set for conveying steel bars, characterized in that: It includes a mounting base plate, a support column, a rotating module, an adjustment cylinder and a support roller assembly; The installation base plate is a plate-shaped structure, and the installation base plate is fixed to the ground by bolts; The support column is vertically arranged at the center position of the upper surface of the installation base plate along the vertical direction, and the support column is a cylindrical structure; The adjusting cylinder is in a cylindrical structure, and a rotating hole is arranged along the axial direction from the center position of the bottom end of the adjusting cylinder, and the top end of the rotating hole is closed; the adjusting cylinder is nested on the support column, and the top end of the rotating hole of the adjusting cylinder is connected to the support column through a thrust bearing, and the inner wall of the rotating hole of the adjusting cylinder is installed on the support column through a rotating bearing, so that the adjusting cylinder can rotate around the support column; The rotating module comprises a rotating block, a pry bar and a positioning block; the rotating block is arranged on the bottom end surface of the adjusting cylinder; a pry bar is hinged on the rotating block perpendicular to the axial direction of the supporting column; the pry bar can rotate around the vertical plane of the rotating block, and the pry bar can drive the rotating block to rotate horizontally, thereby driving the adjusting cylinder to rotate; the positioning block is arranged on the supporting column, and the positioning block cooperates with the end of the pry bar, and a plurality of positioning grooves are arranged on the positioning block along the circumferential direction; the end of the pry bar can be embedded in the positioning groove of the positioning block on the supporting column, so as to realize the position fixing of the rotating block and the rotating cylinder after they are rotated into place; The support roller assembly has two groups, and each group has two support roller modules. The two groups of support roller modules are distributed in a cross shape and are installed on the outer wall of the adjustment cylinder through plug-in modules. The two groups of support roller modules are distributed in a high-low shape in the horizontal direction, and the height difference can be adjusted in the vertical direction. The support roller module comprises a support arm and a support roller unit; a pair of ear plates are arranged at the top of the support arm; a rotary shaft is arranged at both ends of the support roller unit, and the rotary shafts at both ends of the support roller unit are mounted on the ear plates at the top of the support arm through rotary bearings; The plug-in module includes a C-shaped buckle, a latch head, a limit pin and a hinge shaft; the C-shaped buckle has four groups and is distributed in a circular array along the outer wall of the adjusting cylinder; each group of C-shaped buckles has a plurality of C-shaped buckle units, and the C-shaped buckle units are fixed on the outer wall of the adjusting cylinder along the vertical direction; the latch head is installed on the bottom end of the support arm, and every two support roller modules are embedded in the C-shaped buckle units at relative positions on the outer wall of the adjusting cylinder through the latch head; a concave cavity for accommodating the limit pin is provided at a position near the bottom end of the latch head, and the latch located at the position of the concave cavity A hinge hole is horizontally arranged on the pin head, the hinge shaft is arranged in the hinge hole, and one end of the hinge shaft extends out of the pin head to the concave cavity accommodating the limit pin piece; the limit pin piece is arranged in the concave cavity on the pin head and is connected to the hinge shaft and rotates with the hinge shaft; the center of gravity of the limit pin piece is located obliquely above the hinge shaft and biased to the outside of the C-shaped buckle; the end of the limit pin piece is rotated out of the concave cavity by the deadweight of the limit pin piece and supported on the lower surface of the C-shaped buckle, and the bottom end of the limit pin piece is pressed against the side wall of the concave cavity for limiting when the top end of the limit pin piece rotates out of the concave cavity.

2. The adjustable support roller assembly for conveying steel bars according to claim 1, characterized in that: A torsion spring is provided at the hinged joint of the pry bar and the rotating block, and the end of the pry bar is kept embedded in the positioning groove on the positioning block by the elastic potential energy of the torsion spring.

3. The adjustable support roller assembly for conveying steel bars according to claim 1 is characterized in that: The support roller unit is in a columnar shape, and the outer diameter of the support roller unit gradually decreases from the middle position to both ends to form a concave arc shape.

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