Drag chain follow-up supporting mechanism

Abstract

The utility model discloses a drag chain follow-up supporting mechanism which comprises a drag chain supporting main body support, the drag chain supporting main body support is arranged on a main body installation support, an installation opening is formed in the middle of the drag chain supporting main body support, anti-abrasion structures are arranged on the two sides in the installation opening, and each anti-abrasion structure comprises a polyurethane block. A polyurethane block is arranged in the main body mounting bracket, inclined chamfer parts are arranged on the two sides of the polyurethane block, the polyurethane block is connected with the main body mounting bracket through an assembling structure, and a connecting structure connected with the drag chain body is further arranged in the middle of the interior of the polyurethane block. According to the drag chain impact friction part on the two sides of the polyurethane block, due to the arrangement of the chamfers, the drag chain is prevented from being blocked at the position, abrasion of the drag chain body to the drag chain is reduced, the drag chain can be rapidly assembled and connected with the main body mounting support, assembling is convenient, and assembling is convenient and rapid.

Description

Technical Field

[0001] The utility model relates to the technical field of drag chains, in particular to a drag chain follower support mechanism. Background Art

[0002] Drag chains are used in reciprocating motion situations and can pull and protect built-in cables, oil pipes, air pipes, water pipes, etc. Drag chains have been widely used in CNC machine tools, electronic equipment, glass machinery, injection molding machine manipulators, handling machinery, plastic machinery, lifting equipment, woodworking machinery, automobile industry, industrial vehicles, metal processing machines, machine tools, foundry machinery, port equipment and other industries.

[0003] At present, the structural design of the drag chain mainly includes multiple drag chain sections hinged in sequence, and the multiple drag chain sections respectively include drag chain support plates located on both sides and sealing cover plates respectively connected between the upper and lower parts of the two drag chain support plates. By providing at least one sealing cover plate that can be opened by detaching from the drag chain support plate, the required towing object can be placed therein after the sealing cover plate is opened.

[0004] For current ultra-long-format equipment, there is a serious problem of drag chain sagging and dry grinding. Long-term use will cause irreversible wear to the drag chain. Some wires in the drag chain may be easily worn and are not suitable for steel drag chains with higher rigidity. At the same time, the existing drag chain support structure is inconvenient to install and cannot be installed quickly. Utility Model Content

[0005] The technical problem to be solved by the utility model is to provide a drag chain follow-up support mechanism to solve the problems that, for the current ultra-long format equipment, the drag chain has serious sagging and dry grinding, and long-term use will cause irreversible wear to the drag chain. For some wires in the drag chain, they may be easy to wear and are not suitable for steel drag chains with higher rigidity. At the same time, the existing drag chain support structure is inconvenient to install and cannot be installed quickly.

[0006] In order to solve the above-mentioned technical problems, the utility model provides a drag chain follower support mechanism, including a drag chain support main body bracket, the drag chain support main body bracket is arranged on the main body mounting bracket, a mounting opening is arranged in the middle of the drag chain support main body bracket, and anti-wear structures are arranged on both sides of the mounting opening. The anti-wear structure includes a polyurethane block, inclined chamfered portions are arranged on both sides of the polyurethane block, the polyurethane block is connected to the main body mounting bracket through an assembly structure, and a connecting structure connected to the drag chain body is also arranged in the middle of the polyurethane block.

[0007] Preferably, the connection structure comprises a connection port, the connection port is arranged in the middle of the polyurethane block, one end of the connection port is connected to the installation cavity, and a connection shaft is arranged in the installation cavity.

[0008] Preferably, a drag chain connecting portion is provided at one end of the connecting shaft, and the drag chain connecting portion is connected to the drag chain body.

[0009] Preferably, a drag chain support bearing is arranged in the middle of the connecting shaft, and the outer surface of the drag chain support bearing is connected to the installation cavity, and can be rotated through the drag chain body to drive the connecting shaft to rotate, and the connecting shaft drives the drag chain support bearing to rotate.

[0010] Preferably, the assembly structure includes a positioning port, which is arranged on the chamfered portion. A driving screw is arranged in the positioning port, and one end of the driving screw passes through a fixing plate. The fixing plate is arranged on the main mounting bracket to facilitate connecting the driving screw to the fixing plate.

[0011] Preferably, a threaded section is further provided at one end of the driving screw, and a locking nut is provided on the threaded section. One end of the locking nut is fitted with the fixing plate, which can further improve the stability of the driving screw when connected to the fixing plate.

[0012] Preferably, a spring is sleeved on the driving screw, and one end of the spring is connected to the fixing plate, so as to provide buffer for the installation of the driving screw.

[0013] Preferably, a limiting portion is further provided at one end of the driving screw, and the limiting portion is used to position the driving screw and clamp it in the positioning opening.

[0014] The beneficial effects of the utility model are:

[0015] 1. The utility model makes the bending and diameter-changing center of the drag chain body hit the polyurethane block. The drag chain hits the friction part on both sides of the polyurethane block. Due to the setting of the chamfered part, the drag chain is prevented from getting stuck at this place, reducing the wear of the drag chain body on it.

[0016] 2. The utility model can be quickly assembled and connected with the main mounting bracket, which is convenient for assembly and quick and convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of a half-section structure of the anti-wear structure in the utility model;

[0019] Figure 3 for Figure 2 A partial enlarged structural diagram of the middle A part;

[0020] Figure 4 It is a structural schematic diagram of the connection structure in the utility model;

[0021] In the figure: 1. anti-wear structure, 2. assembly structure, 3. installation port, 4. main body installation bracket, 5. drag chain support main body bracket, 11. polyurethane block, 12. chamfered part, 13. connection port, 14. connection part, 15. connecting shaft, 16. installation cavity, 17. drag chain support bearing, 21. positioning port, 22. limit part, 23. plug screw, 24. spring, 25. locking nut, 26. threaded section, 27. fixing plate. DETAILED DESCRIPTION

[0022] The following will clearly and completely describe the technical solutions in the embodiments of the utility model in conjunction with the accompanying drawings in the embodiments of the utility model. All directional indications in the utility model (such as up, down, left, right, front, back...) are only used to explain the relative position relationship, movement status, etc. between the components in a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0023] See also Figure 1-Figure 3 A drag chain follow-up support mechanism includes a drag chain support main body bracket 5, the drag chain support main body bracket 5 is arranged on the main body mounting bracket 4, a mounting opening 3 is arranged in the middle of the drag chain support main body bracket 5, and anti-wear structures 1 are arranged on both sides of the mounting opening 3. The anti-wear structure 1 includes a polyurethane block 11, and inclined chamfered portions 12 are arranged on both sides of the polyurethane block 11, so that the bending and diameter change center of the drag chain is located at an upper position to hit the polyurethane block 11, and the drag chain on both sides of the polyurethane block 11 hits the friction part. The chamfered portion 12 is arranged to prevent the drag chain body from getting stuck here, and a connecting structure connected to the drag chain body is also arranged in the middle of the polyurethane block 11.

[0024] The connection structure includes a connection port 13, which is arranged in the middle of the polyurethane block 11, one end of the connection port 13 is connected to the installation cavity 16, a connecting shaft 15 is arranged in the installation cavity 16, a drag chain connection part 14 is arranged at one end of the connecting shaft 15, the drag chain connection part 14 is connected to the drag chain body, a drag chain support bearing 17 is arranged in the middle of the connecting shaft 15, the outer surface of the drag chain support bearing 17 is connected to the installation cavity 16, and can be rotated through the drag chain body to drive the connecting shaft 15 to rotate, and the connecting shaft 15 drives the drag chain support bearing 17 to rotate.

[0025] The drag chain is connected to the drag chain body through the connecting part 14. When the drag chain rotates, the connecting part 14 drives the connecting shaft 15 to rotate, and the connecting shaft 15 drives the drag chain support bearing 17 to rotate. When the drag chain body rotates, the drag chain body can hit the chamfered part 12, which can prevent the drag chain body from getting stuck here and reduce the wear on the polyurethane block 11.

[0026] As a specific embodiment of this application, please refer to Figure 4The polyurethane block 11 is connected to the main mounting bracket 4 through the assembly structure 2. The assembly structure 2 includes a positioning port 21. The positioning port 21 is arranged on the chamfered portion 12. A plug screw 23 is arranged in the positioning port 21. One end of the plug screw 23 passes through a fixed plate 27. The fixed plate 27 is arranged on the main mounting bracket 4, which is convenient for connecting the plug screw 23 with the fixed plate 27. A threaded section 26 is also arranged at one end of the plug screw 23. A locking nut 25 is arranged on the threaded section 26. One end of the locking nut 25 is fitted with the fixed plate 27, which can further improve the stability of the plug screw 23 when connected to the fixed plate 27.

[0027] Place the polyurethane block 11 at the installation opening 3, insert the driving screw 23 through the positioning opening 21, and fix the driving screw 23 through it, then put the locking nut 25 on the threaded section 26, rotate the locking nut 25, the locking nut 25 fits with the fixing plate 27, and fix the driving screw 23 on the fixing plate 27, and the installation of the polyurethane block 11 is completed.

[0028] Furthermore, a spring 24 is sleeved on the driving screw 23 , and one end of the spring 24 is connected to the fixing plate 27 . When the driving screw 23 is installed, the spring 24 is compressed, so that the installation of the driving screw 23 can be buffered.

[0029] Furthermore, a limiting portion 22 is provided at one end of the driving screw 23 , and the limiting portion 22 is used to position and clamp the driving screw 23 in the positioning opening 21 .

[0030] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A drag chain follower support mechanism, characterized in that: The invention comprises a drag chain supporting main body bracket (5), wherein the drag chain supporting main body bracket (5) is arranged on a main body mounting bracket (4), a mounting opening (3) is arranged in the middle of the drag chain supporting main body bracket (5), anti-wear structures (1) are arranged on both sides of the mounting opening (3), the anti-wear structure (1) comprises a polyurethane block (11), inclined chamfered portions (12) are arranged on both sides of the polyurethane block (11), the polyurethane block (11) is connected to the main body mounting bracket (4) via an assembly structure (2), and a connecting structure connected to the drag chain body is also arranged in the middle of the polyurethane block (11).

2. A drag chain follower support mechanism according to claim 1, characterized in that: The connection structure comprises a connection port (13), the connection port (13) being arranged in the middle of the polyurethane block (11), one end of the connection port (13) being connected to a mounting cavity (16), and a connection shaft (15) being arranged in the mounting cavity (16).

3. A drag chain follower support mechanism according to claim 2, characterized in that: A drag chain connection part (14) is provided at one end of the connection shaft (15), and the drag chain connection part (14) is connected to the drag chain body.

4. A drag chain follower support mechanism according to claim 3, characterized in that: A drag chain support bearing (17) is arranged in the middle of the connecting shaft (15), and the outer surface of the drag chain support bearing (17) is connected to the installation cavity (16).

5. The drag chain follower support mechanism according to claim 1, characterized in that: The assembly structure (2) comprises a positioning opening (21), wherein the positioning opening (21) is arranged on the chamfered portion (12), a driving screw (23) is arranged in the positioning opening (21), one end of the driving screw (23) passes through a fixing plate (27), and the fixing plate (27) is arranged on the main body mounting bracket (4).

6. A drag chain follower support mechanism according to claim 5, characterized in that: A threaded section (26) is also provided at one end of the plug screw (23), a locking nut (25) is provided on the threaded section (26), and one end of the locking nut (25) is in contact with the fixing plate (27).

7. A drag chain follower support mechanism according to claim 6, characterized in that: The plug screw (23) is also sleeved with a spring (24), and one end of the spring (24) is connected to a fixing plate (27).

8. A drag chain follower support mechanism according to claim 7, characterized in that: A limiting portion (22) is also provided at one end of the plug screw (23), and the limiting portion (22) is used to position and clamp the plug screw (23) in the positioning opening (21).

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