Mining steel bar bender

Abstract

The utility model discloses a mining steel bar bender which comprises a dispatching winch assembly, and the dispatching winch assembly comprises a winch body. The bending assembly comprises a first supporting frame, a second supporting frame, a third supporting frame, a driven wheel, a limiting plate, a limiting bolt, a sliding shaft and a first sliding groove; the first supporting frame is located below the winch body, the second supporting frame is fixedly connected to the upper end of the first supporting frame, the third supporting frame is fixedly connected to the upper end of the second supporting frame, the driven wheel is located on one side between the second supporting frame and the third supporting frame, and the limiting plate is fixedly connected to the outer side of the driven wheel. The limiting bolt is in threaded connection to the outer side of the second supporting frame, the sliding shaft is fixedly connected to the center of the upper end of the driven wheel, and the first sliding groove is formed in one side of the upper end of the third supporting frame. The bending machine has the advantages that the bending efficiency is better, the bending effect is better, the cost investment is low, and idle equipment can be reasonably utilized.

Description

Technical Field

[0001] The utility model relates to the technical field of steel bar bending, in particular to a steel bar bending machine for mining. Background Art

[0002] In order to ensure the stability and safety of the coal mine shaft, it is necessary to lay transverse and longitudinal steel bars inside the shaft. The transverse steel bars are generally ring-shaped and need to be bent. However, when purchasing a steel bar bending machine to process the steel bars, it will increase the cost. Usually, idle shotcrete machines are used at coal mine sites to bend the steel bars.

[0003] The existing coal mine site steel bar bending is generally carried out by manual grappling. Since purchasing a steel bar bending machine will increase the cost, and the manual grappling machine has a slow bending effect on the steel bars and is inconvenient to use, it is necessary to provide a low-cost steel bar bending machine that can improve the steel bar bending efficiency to bend the steel bars. Utility Model Content

[0004] The purpose of the utility model is to provide a mining steel bar bending machine to solve the problem proposed in the above background technology that the existing coal mine construction site steel bar bending is generally carried out by manual wrench. Since the purchase of a steel bar bending machine will increase the cost, and the manual wrench has a slow bending effect on the steel bar and is inconvenient to use, it is necessary to provide a low-cost steel bar bending machine that can improve the steel bar bending efficiency to bend the steel bar.

[0005] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] The utility model is a steel bar bending machine for mining, comprising:

[0007] A dispatching winch assembly, the dispatching winch assembly comprising a winch body;

[0008] A bending assembly, the bending assembly comprising a first support frame, a second support frame, a third support frame, a driven wheel, a limit plate, a limit bolt, a sliding shaft and a first sliding groove;

[0009] The first support frame is located below the winch body, the second support frame is fixedly connected to the upper end of the first support frame, the third support frame is fixedly connected to the upper end of the second support frame, the driven wheel is located on one side between the second support frame and the third support frame, the limit plate is fixedly connected to the outer side of the driven wheel, the limit bolt is threadedly connected to the outer side of the second support frame, the sliding shaft is fixedly connected to the central position of the upper end of the driven wheel, and the first sliding groove is opened on one side of the upper end of the third support frame.

[0010] Furthermore, the dispatch winch assembly also includes a fixing frame;

[0011] The fixing frame is fixedly connected to two ends of the outer side of the winch body.

[0012] Furthermore, the outer side of the first support frame is fixedly connected to the outer end of the fixing frame, and the driven wheels are located at both ends of one side of the winch body.

[0013] Furthermore, a thread groove is provided on the outer side of the second support frame and is opened relative to the limiting bolt, and the limiting bolt passes through the second support frame and contacts the outer side of the limiting plate.

[0014] Furthermore, it also includes a straightening assembly, which includes a support plate, a pressure wheel, a positioning bolt and a second slide groove;

[0015] The support plate is located at the other end between the second support frame and the third support frame, the pressure wheel is fixedly connected to the central position of the inner side of the support plate, the positioning bolts are fixedly connected to the two end positions of the outer side of the support plate, and the second slide groove is opened at the other side position of the upper end of the third support frame.

[0016] Furthermore, the pressure wheel and the winch body are horizontally collinear, and the outer side of the support plate is in contact with the inner side of the second support frame and the third support frame respectively.

[0017] Furthermore, the positioning bolt passes through the second sliding slot and extends upward, and the outer end of the support plate is flush with the outer ends of the second support frame and the third support frame.

[0018] Compared with the prior art, the advantages of the present invention are:

[0019] 1. The utility model sets a bending assembly, fixes an idle winch body at the upper end of a first support frame, and fixes a driven wheel at both ends of the outer side of the winch body through a second support frame and a third support frame, so that the winch body and the driven wheel can bend the steel bar, and the position of the driven wheel can be adjusted by a limit bolt, so that the steel bar can be bent to different degrees. At the same time, compared with a manual bending machine, the dispatching winch assembly has better bending efficiency and better bending effect, and has low cost investment, so that idle equipment can be reasonably utilized.

[0020] 2. Based on the first beneficial effect, by setting a straightening component and moving the position of the support plate, the pressure wheel is driven by the support plate to move toward the winch body, and then by starting the winch body, the winch body and the pressure wheel can straighten the bent steel bars, so that the bent steel bars on the coal mine site can be straightened and distributed longitudinally inside the shaft, thereby increasing the functionality of the winch body. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0022] Figure 1 This is the front view of the utility model;

[0023] Figure 2 This is a structural diagram of the dispatching winch assembly of the utility model;

[0024] Figure 3 This is a structural diagram of the bending component of the utility model;

[0025] Figure 4 This is a structural diagram of the straightening component of the utility model.

[0026] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0027] 11. winch body; 12. fixing frame; 21. first supporting frame; 22. second supporting frame; 23. third supporting frame; 24. driven wheel; 25. limiting plate; 26. limiting bolt; 27. sliding shaft; 28. first sliding groove; 31. supporting plate; 32. pressure wheel; 33. positioning bolt; 34. second sliding groove. DETAILED DESCRIPTION

[0028] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below with reference to the accompanying drawings.

[0029] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific implementation methods disclosed below.

[0030] Secondly, the present invention is described in detail with reference to the schematic diagram. When describing the implementation of the present invention, for the sake of convenience, the cross-sectional diagram showing the device structure will not be partially enlarged according to the general scale, and the schematic diagram is only an example, which should not limit the scope of protection of the present invention. In addition, in actual production, the three-dimensional dimensions of length, width and depth should be included.

[0031] In order to make the purpose, technical solution and advantages of the present invention more clear, the implementation mode of the present invention will be further described in detail below with reference to the accompanying drawings.

[0032] See also Figure 1-3 As shown, this embodiment is a steel bar bending machine for mining, comprising:

[0033] A dispatching winch assembly, the dispatching winch assembly comprises a winch body 11;

[0034] The bending assembly includes a first support frame 21, a second support frame 22, a third support frame 23, a driven wheel 24, a limiting plate 25, a limiting bolt 26, a sliding shaft 27 and a first sliding groove 28;

[0035] The first support frame 21 is located below the winch body 11, the second support frame 22 is fixedly connected to the upper end of the first support frame 21, the third support frame 23 is fixedly connected to the upper end of the second support frame 22, the driven wheel 24 is located on one side between the second support frame 22 and the third support frame 23, the limit plate 25 is fixedly connected to the outer side of the driven wheel 24, the limit bolt 26 is threadedly connected to the outer side of the second support frame 22, the sliding shaft 27 is fixedly connected to the central position of the upper end of the driven wheel 24, and the first slide groove 28 is opened at one side of the upper end of the third support frame 23;

[0036] The first support frame 21 is used to support the fixing frame 12 and the second support frame 22, the second support frame 22 is used to support the third support frame 23, the third support frame 23 is used to support the limiting bolt 26, the driven wheel 24 is used to bend the steel bar with the winch body 11, the limiting plate 25 is used to limit the driven wheel 24, the limiting bolt 26 is used to limit the limiting plate 25, the sliding shaft 27 is used to limit the driven wheel 24, and the first sliding groove 28 is used to drive and guide the sliding shaft 27;

[0037] The dispatch winch assembly also includes a fixing frame 12;

[0038] The fixing frame 12 is fixedly connected to both ends of the outer side of the winch body 11;

[0039] The fixing frame 12 is used to fix the winch body 11;

[0040] The outer side of the first support frame 21 is fixedly connected to the outer end of the fixing frame 12, and the driven wheels 24 are located at both ends of one side of the winch body 11;

[0041] The driven wheel 24 can move outside the winch body 11 to adjust the bending angle of the steel bar;

[0042] The outer side of the second support frame 22 has a thread groove opened relative to the limiting bolt 26, and the limiting bolt 26 passes through the second support frame 22 and contacts the outer side of the limiting plate 25;

[0043] The limiting bolt 26 can limit the driven wheel 24 through the limiting plate 25, so that the driven wheel 24 will not move outward under the reaction force of the steel bar;

[0044] Working principle: when it is necessary to bend the steel bar, the sliding shaft 27 is moved to the internal position of the first sliding groove 28, so that the driven wheel 24 is driven by the sliding shaft 27 to move along the third support frame 23. When the driven wheel 24 moves to the required position, the limiting bolt 26 is screwed to make the outer end of the limiting bolt 26 contact the outer side of the limiting plate 25, so as to prevent the driven wheel 24 from moving outward under the reaction force of the steel bar and change the bending angle of the steel bar. Then, the steel bar is extended outward through the driven wheel 24 and the outer side of the winch body 11, and the winch body 11 is started. The winch body 11 can be rotated to bend the steel bar, and the steel bar is located between the second support frame 22 and the third support frame 23, so that the steel bar will not pop outward when bent, thereby increasing the safety of the operator.

[0045] See also Figure 4 As shown, this embodiment is based on the above embodiment and also includes:

[0046] A straightening assembly, the straightening assembly comprises a support plate 31, a pressure wheel 32, a positioning bolt 33 and a second slide groove 34;

[0047] The support plate 31 is located at the other end between the second support frame 22 and the third support frame 23, the pressure wheel 32 is fixedly connected to the central position of the inner side of the support plate 31, the positioning bolts 33 are fixedly connected to the two ends of the outer side of the support plate 31, and the second slide groove 34 is opened at the other side of the upper end of the third support frame 23;

[0048] The support plate 31 is used to fix the pressure wheel 32, the pressure wheel 32 is used to contact the outer side of the steel bar, the positioning bolt 33 is used to fix the support plate 31, and the second slide groove 34 is used to guide the positioning bolt 33;

[0049] The pressure wheel 32 and the winch body 11 are horizontally collinear, and the outer side of the support plate 31 is in contact with the inner side of the second support frame 22 and the third support frame 23 respectively;

[0050] By moving the position of the support plate 31, the pressure wheel 32 can be moved driven by the support plate 31;

[0051] The positioning bolt 33 passes through the second slide slot 34 and extends upward, and the outer end of the support plate 31 is flush with the outer ends of the second support frame 22 and the third support frame 23;

[0052] When the positioning bolt 33 moves inside the second sliding groove 34, the support plate 31 can be driven to move horizontally;

[0053] Working principle: When the bent steel bars need to be straightened, a moving force is applied to the support plate 31 to move the support plate 31 toward the winch body 11. When the support plate 31 moves to a distance from the winch body 11 that is equal to the diameter of the steel bars, the support plate 31 is fixed between the second support frame 22 and the third support frame 23 by the positioning bolts 33. At this time, the winch body 11 is started, and the steel bars are placed between the winch body 11 and the pressure wheel 32. The steel bars are driven outward by the winch body 11, and the winch body 11 and the pressure wheel 32 apply pressure to the steel bars, so that the steel bars can be straightened.

[0054] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0055] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A steel bar bending machine for mining, characterized in that: include: A dispatching winch assembly, the dispatching winch assembly comprising a winch body (11); A bending assembly, the bending assembly comprising a first support frame (21), a second support frame (22), a third support frame (23), a driven wheel (24), a limiting plate (25), a limiting bolt (26), a sliding shaft (27) and a first sliding groove (28); The first support frame (21) is located below the winch body (11), the second support frame (22) is fixedly connected to the upper end of the first support frame (21), the third support frame (23) is fixedly connected to the upper end of the second support frame (22), the driven wheel (24) is located at a side position between the second support frame (22) and the third support frame (23), the limit plate (25) is fixedly connected to the outer side of the driven wheel (24), the limit bolt (26) is threadedly connected to the outer side of the second support frame (22), the sliding shaft (27) is fixedly connected to the central position of the upper end of the driven wheel (24), and the first sliding groove (28) is opened at a side position of the upper end of the third support frame (23).

2. A mining steel bar bending machine according to claim 1, characterized in that: The dispatching winch assembly also includes a fixing frame (12); The fixing frame (12) is fixedly connected to two ends of the outer side of the winch body (11).

3. A mining steel bar bending machine according to claim 1, characterized in that: The outer side of the first support frame (21) is fixedly connected to the outer end of the fixing frame (12), and the driven wheels (24) are located at both ends of one side of the winch body (11).

4. A mining steel bar bending machine according to claim 1, characterized in that: The outer side of the second support frame (22) is provided with a thread groove corresponding to the limiting bolt (26), and the limiting bolt (26) penetrates through the second support frame (22) and contacts the outer side of the limiting plate (25).

5. A mining steel bar bending machine according to claim 1, characterized in that: It also includes a straightening assembly, which includes a support plate (31), a pressure wheel (32), a positioning bolt (33) and a second slide groove (34); The support plate (31) is located at the other end between the second support frame (22) and the third support frame (23), the pressure wheel (32) is fixedly connected to the central position of the inner side of the support plate (31), the positioning bolts (33) are fixedly connected to the two end positions of the outer side of the support plate (31), and the second slide groove (34) is opened at the other side position of the upper end of the third support frame (23).

6. A mining steel bar bending machine according to claim 5, characterized in that: The pressure wheel (32) and the winch body (11) are horizontally collinear, and the outer side of the support plate (31) is in contact with the inner side of the second support frame (22) and the inner side of the third support frame (23) respectively.

7. A mining steel bar bending machine according to claim 5, characterized in that: The positioning bolt (33) passes through the second sliding groove (34) and extends upward, and the outer end of the support plate (31) is flush with the outer ends of the second support frame (22) and the third support frame (23).

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