Connecting rod type hydraulic auxiliary supporting device

Abstract

The utility model relates to the technical field of connecting rod type hydraulic assistance, in particular to a connecting rod type hydraulic auxiliary supporting device. Comprising a fixed base, an oil cylinder is installed on the surface of the upper end of the fixed base, a supporting arm is rotationally connected to the inner wall of one side of the fixed base, the section of the supporting arm is in an L shape, a supporting roller is installed on the surface of the short arm end of the supporting arm, and a connecting rod frame is rotationally connected to the output end of the oil cylinder; the two ends of the connecting rod frame are rotationally connected with the inner wall of the supporting arm and the inner wall of the fixed base correspondingly, an adjusting device is arranged at the position, corresponding to the supporting roller, of the surface of the short arm end of the supporting arm, the adjusting device comprises four evenly-distributed supporting blocks, and the bottom ends of the four supporting blocks are fixedly connected with the surface of the supporting arm; the upper surface of the supporting block is fixedly connected with a fixing column. The connecting rod type hydraulic auxiliary supporting device has the advantage that the supporting roller at one end of the supporting frame can be replaced and limited conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of link type hydraulic assistance, in particular to a link type hydraulic assistance support device. Background Art

[0002] The link type hydraulic assistance support system is usually used in vehicles, mechanical equipment or buildings to improve stability and supporting force. It combines a link mechanism and hydraulic components to provide effective support and adjustment functions and is relatively common in daily life.

[0003] The prior art such as the utility model with the publication number of CN210422664U discloses a telescopic hydraulic support link. The patent includes a base, a hydraulic jack, a top beam, a front beam, a shield beam and a telescopic link. One end of the telescopic link is hinged to the base, and the other end is hinged to the shield beam; the telescopic link includes a connecting rod, a telescopic mechanism, a lead screw and a connecting seat. A cavity is formed inside the connecting rod, a support plate is fixed at the top of the connecting rod, the tail of the connecting rod is hinged to the base, the telescopic mechanism is fixed on the support plate, a lead screw is threadedly connected inside the telescopic mechanism, one end of the lead screw passes through the telescopic mechanism and is arranged inside the cavity of the link, and the other end is rotatably connected to the connecting seat, and the connecting seat is hinged to the shield beam. This utility model increases the space at the tail of the hydraulic support and facilitates adjusting the length of the link according to the requirements of the hydraulic support.

[0004] In daily use, it is found that since the cantilever type uncoiler must adopt auxiliary support to ensure the stable and reliable production of the coil material, at this time, a link type hydraulic assistance support system is usually used for support, and a support roller will be used for assistance during the support process. After long-term use, the support roller will be worn and aged, which will lead to the problem of inconvenient support limit. Summary of the Utility Model

[0005] The purpose of the utility model is to solve the disadvantages existing in the prior art that since the cantilever type uncoiler must adopt auxiliary support to ensure the stable and reliable production of the coil material, at this time, a link type hydraulic assistance support system is usually used for support, and a support roller will be used for assistance during the support process. After long-term use, the support roller will be worn and aged, which will lead to the problem of inconvenient support limit.

[0006] To solve the above technical problems, the present utility model provides a connecting rod type hydraulic auxiliary support device, including: a fixed base, an oil cylinder is installed on the upper end surface of the fixed base, one side inner wall of the fixed base is rotatably connected with a support arm, the cross section of the support arm is in an "L" shape, a support roller is installed on the short arm end surface of the support arm, the output end of the oil cylinder is rotatably connected with a connecting rod frame, both ends of the connecting rod frame are respectively rotatably connected with the inner wall of the support arm and the inner wall of the fixed base, an adjusting device is arranged at the position corresponding to the support roller on the short arm end surface of the support arm, the adjusting device includes four uniformly distributed support blocks, the bottom ends of the four support blocks are fixedly connected with the surface of the support arm, a fixed column is fixedly connected to the upper surface of the support block, a clamping groove is opened on the bottom end surface of the support roller, and the inner wall of the clamping groove is inserted into the arc surface of the fixed column, the arc surface of the fixed column is movably connected with a fixed frame, the cross section of the fixed frame is in a "U" shape, and a rotating shaft is threadedly connected to the arc surface of the fixed column, and the lower surface of the rotating shaft abuts against the surface of the fixed frame.

[0007] The effects achieved by the above components are as follows: After the support roller at the short arm end of the support arm is used for a long time, the support roller is prone to aging and wear. At this time, in order to facilitate the replacement and limit of the support roller, the fixed column on the surface of the support arm is used to be clamped and limited with the clamping groove opened on the bottom end surface of the support roller, and at the same time, the fixed frame is butted and squeezed with the fixed column to avoid the detachment of the entire support roller position. Then, the rotating shaft threadedly connected to the arc surface of the fixed column is used for extrusion and limit, so as to effectively and conveniently replace and protect the entire support roller.

[0008] Preferably, a limiting groove is opened on the surface of the fixed frame, limiting blocks are fixedly connected to both side surfaces of the support block, and the surface of the limiting block is inserted into the inner wall of the limiting groove.

[0009] The effects achieved by the above components are as follows: When the fixed frame and the fixed column are inserted, the limiting groove opened on the surface of the fixed frame can be used to be clamped and positioned with the limiting block fixed on the surface of the support block to avoid the deflection of the fixed frame position.

[0010] Preferably, a plurality of convex blocks are fixedly connected to the arc surface of the rotating shaft, and the cross sections of the plurality of convex blocks are in an arc shape.

[0011] The effects achieved by the above components are as follows: With the aid of a plurality of convex blocks, the rotating shaft can be rotated conveniently.

[0012] Preferably, friction pads are fixedly connected to the bottom surfaces of both ends of the fixed frame, and the friction pads are rubber pads.

[0013] The effects achieved by the above components are as follows: Through the friction pads made of rubber material, the fixed frame and the bottom end surface of the support roller can be supported and protected.

[0014] Preferably, an auxiliary device is provided on the bottom surface of the fixed base. The auxiliary device includes a support frame. The upper surface of the support frame abuts against the lower surface of the fixed base. Plug plates are fixedly connected to both end surfaces of the support frame. The upper surfaces of the plug plates slidably penetrate through both side surfaces of the fixed base. Connecting plates are fixedly connected to the positions of the fixed base corresponding to the plug plates. A moving rod slidably penetrates through the surfaces of the connecting plates. A spring is sleeved on the arc surface of the moving rod. Both ends of the spring are fixedly connected to the moving rod and the connecting plate respectively. A jack is provided on the side wall surface of the plug plate. The inner wall of the jack is plugged with the arc surface of the moving rod.

[0015] The effects achieved by the above components are as follows: During the use of the entire connecting rod auxiliary support device, in order to better support and protect the bottom end of the fixed base, at this time, the support frame is used for auxiliary protection. The plug plates fixed to both end surfaces of the support frame are inserted into both sides of the fixed base, and then the moving rod is pulled to be inserted and limited with the jack provided on the side wall of the plug plate by the tensile force generated by the spring, so as to effectively and conveniently limit and protect the bottom end of the fixed base, and facilitate the replacement and maintenance of the support frame during long-term use.

[0016] Preferably, support pads are fixedly connected to both sides of the lower surface of the support frame. The support pads are silicone pads.

[0017] The effects achieved by the above components are as follows: The bottom surface of the support frame can be conveniently protected by means of the support pads made of silicone material.

[0018] Preferably, a counterweight block is fixedly connected to the lower surface of the support frame. The counterweight block is a stainless steel block.

[0019] The effects achieved by the above components are as follows: When supporting and protecting the support frame, the mass can be increased by means of the stainless steel counterweight block, which is convenient for better support and fixation.

[0020] Compared with the related technology, a connecting rod type hydraulic auxiliary support device provided by the present invention has the following beneficial effects:

[0021] The utility model provides a connecting rod type hydraulic auxiliary support device. After the support roller at the short arm end of the support arm is used for a long time, the support roller is prone to aging and wear. At this time, in order to facilitate the replacement and limit of the support roller, the fixing column on the surface of the support arm is clamped and limited with the clamping groove opened on the bottom surface of the support roller. At the same time, the fixing frame is butted and pressed against the fixing column to prevent the entire support roller from disengaging. Then, the rotating shaft threadedly connected to the arc surface of the fixing column is used for pressing and limiting. In this process, when the fixing frame is inserted into the fixing column, the limiting groove opened on the surface of the fixing frame can be clamped and positioned with the limiting block fixed on the surface of the support block to prevent the fixing frame from deflecting. By operating the adjusting device, the replacement and protection of the entire support roller are achieved.

[0022] During the use of the entire connecting rod auxiliary support device, in order to better support and protect the bottom end of the fixed base, at this time, the support frame is used for auxiliary protection. The insertion plates fixed on both ends of the support frame are inserted into both sides of the fixed base, and then the moving rod is pulled to be inserted and limited with the jacks opened on the side wall of the insertion plate by the tensile force generated by the spring. By operating the auxiliary device, the effective and convenient limiting protection of the bottom end of the fixed base is achieved, which is convenient for replacing and maintaining the support frame during long-term use. Brief Description of the Drawings

[0023] Figure 1 It is a schematic structural diagram of a connecting rod type hydraulic auxiliary support device provided by the utility model;

[0024] Figure 2 is Figure 1 a partial structural schematic diagram of the three-dimensional structure shown;

[0025] Figure 3 is Figure 1 a schematic structural diagram of the adjusting device shown;

[0026] Figure 4 is Figure 1 a split structural schematic diagram of the auxiliary device shown;

[0027] Figure 5 is Figure 4 a partial structural schematic diagram of the auxiliary device shown.

[0028] Reference numerals in the figure: 1, fixed base; 2, support arm; 3, oil cylinder; 4, adjusting device; 41, fixing column; 42, clamping groove; 43, fixing frame; 44, rotating shaft; 45, convex block; 46, limiting groove; 47, limiting block; 48, friction pad; 49, support block; 5, auxiliary device; 51, support frame; 52, insertion plate; 53, connecting plate; 54, moving rod; 55, spring; 56, jack; 57, counterweight block; 58, support pad; 6, support roller; 7, connecting rod frame. Detailed implementation mode

[0029] In order to make the purpose, technical solution and advantages of the present utility model clearer, the following further details the present utility model in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model.

[0030] The following describes the specific implementation of the present utility model in detail in conjunction with specific embodiments.

[0031] Please refer to Figures 1 to 5 , a link-type hydraulic auxiliary support device provided by an embodiment of the present utility model includes: a fixed base 1, an oil cylinder 3 is installed on the upper end surface of the fixed base 1, a support arm 2 is rotatably connected to one inner wall of the fixed base 1, the cross-section of the support arm 2 is in an "L" shape, a support roller 6 is installed on the short arm end surface of the support arm 2, the output end of the oil cylinder 3 is rotatably connected to a link frame 7, and both ends of the link frame 7 are respectively rotatably connected to the inner wall of the support arm 2 and the inner wall of the fixed base 1. An adjusting device 4 is provided at a position corresponding to the support roller 6 on the short arm end surface of the support arm 2, and an auxiliary device 5 is provided on the bottom end surface of the fixed base 1.

[0032] In an embodiment of the present utility model, please refer to Figure 3 , the adjusting device 4 includes four uniformly distributed support blocks 49, the bottom ends of the four support blocks 49 are fixedly connected to the surface of the support arm 2, a fixed column 41 is fixedly connected to the upper surface of the support block 49, a card slot 42 is opened on the bottom end surface of the support roller 6, and the inner wall of the card slot 42 is inserted into the arc surface of the fixed column 41. The arc surface of the fixed column 41 is movably connected to a fixed frame 43, the cross-section of the fixed frame 43 is in a "U" shape, a rotating shaft 44 is threadedly connected to the arc surface of the fixed column 41, the lower surface of the rotating shaft 44 abuts against the surface of the fixed frame 43, a limiting slot 46 is opened on the surface of the fixed frame 43, limiting blocks 47 are fixedly connected to both side surfaces of the support block 49, and the surface of the limiting block 47 is inserted into the inner wall of the limiting slot 46. A plurality of convex blocks 45 are fixedly connected to the arc surface of the rotating shaft 44, the cross-sections of the plurality of convex blocks 45 are in an arc shape, and friction pads 48 are fixedly connected to the bottom surfaces of both ends of the fixed frame 43. The friction pads 48 are rubber pads;

[0033] In an embodiment of the present utility model, please refer to Figure 4 and Figure 5, the auxiliary device 5 includes a support frame 51. The upper surface of the support frame 51 abuts against the lower surface of the fixed base 1. Both end surfaces of the support frame 51 are fixedly connected with insertion plates 52. The upper surfaces of the insertion plates 52 slide through both side surfaces of the fixed base 1. At the positions corresponding to the insertion plates 52 on the surface of the fixed base 1, connecting plates 53 are fixedly connected. A moving rod 54 slides through the surface of the connecting plate 53. A spring 55 is sleeved on the arc surface of the moving rod 54. Both ends of the spring 55 are fixedly connected with the moving rod 54 and the connecting plate 53 respectively. A jack 56 is opened on the side wall surface of the insertion plate 52. The inner wall of the jack 56 is inserted and connected with the arc surface of the moving rod 54. Support pads 58 are fixedly connected to both sides of the lower surface of the support frame 51. The support pads 58 are silicone pads. A counterweight 57 is fixedly connected to the lower surface of the support frame 51. The counterweight 57 is a stainless steel block;

[0034] The working principle of a link-type hydraulic auxiliary support device provided by the present utility model is as follows: After the support roller at the short arm end of the support arm 2 is used for a long time, the support roller 6 is prone to aging and wear. At this time, in order to facilitate the replacement and limit of the support roller 6, the fixing column 41 on the surface of the support arm 2 is used to be clamped and limited with the clamping groove 42 opened on the bottom surface of the support roller 6. At the same time, the fixing frame 43 is butted and pressed against the fixing column 41 to prevent the support roller 6 from detaching. Then, the rotating shaft 44 threadedly connected to the arc surface of the fixing column 41 is used for pressing and limiting. During this process, when the fixing frame 43 is inserted into the fixing column 41, the limiting groove 46 opened on the surface of the fixing frame 43 is used to be clamped and positioned with the limiting block 47 fixed on the surface of the support block 49 to prevent the fixing frame 43 from deflecting, thereby protecting the entire support roller 6 during replacement.

[0035] During the use of the entire link auxiliary support device, in order to better support and protect the bottom end of the fixed base 1, at this time, the support frame 51 is used for auxiliary protection. The insertion plates 52 fixed to both end surfaces of the support frame 51 are inserted into both sides of the fixed base 1. Then, the moving rod 54 is pulled, and the tensile force generated by the spring 55 is used to be inserted and limited with the jack 56 opened on the side wall of the insertion plate 52, thereby effectively and conveniently limiting and protecting the bottom end of the fixed base 1 and facilitating the replacement and maintenance of the support frame 51 during long-term use.

[0036] The circuits and controls involved in the present utility model are all prior arts and will not be elaborated here.

[0037] The above are only the embodiments of the present utility model and do not limit the patent scope of the present utility model. Any equivalent structure or equivalent process transformation made by using the content of the specification and drawings of the present utility model, or directly or indirectly applied in other related technical fields, shall be similarly included in the patent protection scope of the present utility model.

Claims

1. A connecting rod type hydraulic auxiliary support device, characterized in that: include: A fixed base (1), an oil cylinder (3) is installed on the upper end surface of the fixed base (1), a support arm (2) is rotatably connected to the inner wall of one side of the fixed base (1), the cross section of the support arm (2) is "L"-shaped, a support roller (6) is installed on the short arm end surface of the support arm (2), the output end of the oil cylinder (3) is rotatably connected to a connecting rod frame (7), the two ends of the connecting rod frame (7) are respectively rotatably connected to the inner wall of the support arm (2) and the inner wall of the fixed base (1), and an adjustment device (4) is provided at the position of the short arm end surface of the support arm (2) corresponding to the support roller (6), and the adjustment device (4) includes four evenly distributed A cloth support block (49), the bottom ends of the four support blocks (49) are fixedly connected to the surface of the support arm (2), the upper surface of the support block (49) is fixedly connected to a fixing column (41), the bottom surface of the support roller (6) is provided with a slot (42), the inner wall of the slot (42) is plugged into the arc surface of the fixing column (41), the arc surface of the fixing column (41) is movably connected to a fixing frame (43), the cross section of the fixing frame (43) is "U"-shaped, the arc surface of the fixing column (41) is threadedly connected to a rotating shaft (44), and the lower surface of the rotating shaft (44) is in contact with the surface of the fixing frame (43).

2. A connecting rod type hydraulic auxiliary support device according to claim 1, characterized in that: The surface of the fixing frame (43) is provided with a limiting groove (46), the surfaces on both sides of the supporting block (49) are fixedly connected to the limiting blocks (47), and the surface of the limiting blocks (47) is plugged into the inner wall of the limiting groove (46).

3. A connecting rod type hydraulic auxiliary support device according to claim 1, characterized in that: A plurality of protrusions (45) are fixedly connected to the arc surface of the rotating shaft (44), and the cross-sections of the plurality of protrusions (45) are in the shape of an arc.

4. A connecting rod type hydraulic auxiliary support device according to claim 1, characterized in that: The bottom surfaces at both ends of the fixed frame (43) are fixedly connected with friction pads (48), and the friction pads (48) are rubber pads.

5. The connecting rod type hydraulic auxiliary support device according to claim 1, characterized in that: The bottom surface of the fixed base (1) is provided with an auxiliary device (5), the auxiliary device (5) comprising a support frame (51), the upper surface of the support frame (51) abutting against the lower surface of the fixed base (1), both end surfaces of the support frame (51) being fixedly connected with plug plates (52), the upper surface of the plug plates (52) slidingly penetrates the two side surfaces of the fixed base (1), the surface of the fixed base (1) is fixedly connected with a connecting plate (53) at a position corresponding to the plug plates (52), the surface of the connecting plate (53) slidingly penetrates a moving rod (54), the circular arc surface of the moving rod (54) is sleeved with a spring (55), the two ends of the spring (55) are respectively fixedly connected with the moving rod (54) and the connecting plate (53), the side wall surface of the plug plates (52) is provided with a plug hole (56), the inner wall of the plug hole (56) is plugged with the circular arc surface of the moving rod (54).

6. A connecting rod type hydraulic auxiliary support device according to claim 5, characterized in that: Support pads (58) are fixedly connected to both sides of the lower surface of the support frame (51), and the support pads (58) are silicone pads.

7. The connecting rod type hydraulic auxiliary support device according to claim 5, characterized in that: A counterweight block (57) is fixedly connected to the lower surface of the support frame (51), and the counterweight block (57) is a stainless steel block.

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