Fixing clamp for flat steel machining

Abstract

The utility model discloses a fixing clamp for flat steel machining, and relates to the technical field of flat steel machining. The clamping device comprises a limiting frame, a clamping mechanism and a bearing plate. After the driving machine is started, the driving wheel can be driven to perform circular motion, and when the driving wheel rotates, the transmission wheel can be driven to perform circular motion, so that the rotating shaft can rotate, the distance between the two clamping plates in the same row can be changed, and the purpose of clamping flat steel with different widths can be achieved; therefore, the actual applicability can be improved; after a hydraulic cylinder is started, the purpose of height adjustment of a movable plate can be achieved, so that the purpose of height adjustment of a fixed plate, a fixed seat, a driving machine, a driving wheel, a transmission wheel, a rotating shaft and a clamping plate can be achieved, and the purpose of clamping flat steel of different heights can be achieved; and the use stability of the transmission wheels and the rotating shafts with different heights can be ensured under the cooperation of the positioning plate and the positioning shaft.

Description

Technical Field

[0001] The utility model relates to the technical field of flat steel processing, in particular to a fixing fixture for flat steel processing. Background Art

[0002] Flat steel refers to steel with a width of 12-300mm, a thickness of 3-60mm, a rectangular cross-section and slightly blunt edges. Flat steel can be finished steel, or it can be used as a blank for welded pipes and a thin plate blank for rolled thin plates. Its main uses are as follows: flat steel can be used as a finished product to make hoops, tools and mechanical parts, and as a frame structure and escalators in construction.

[0003] During the processing of flat steel, it is necessary to use a clamp to fix it. During actual work, technicians engaged in flat steel processing found that the flat steel fixing device needs to screw multiple bolts and clamp the flat steel by bolt locking, which is inconvenient to operate. Secondly, the fixing distance cannot be adjusted according to needs, which is inconvenient for daily use. For this reason, we propose a fixing clamp for flat steel processing. Utility Model Content

[0004] The purpose of the utility model is to solve the problems mentioned in the above background technology, and the utility model provides a fixing fixture for flat steel processing.

[0005] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0006] A fixing fixture for flat steel processing comprises two symmetrically arranged limit frames, each of which is equipped with a clamping mechanism, and the clamping mechanism comprises two symmetrically arranged hydraulic cylinders, a movable plate is installed on the upper end of each hydraulic cylinder, a fixed plate and a fixed seat are installed on the upper end of the movable plate, a driving machine is installed inside the fixed seat, a driving wheel is sleeved on the circumferential surface of the outer end of the driving shaft of the driving machine, a transmission wheel is transmission-connected to the upper end of the driving wheel, a rotating shaft is installed inside the transmission wheel, a clamping plate is installed on the inner end of the rotating shaft, a positioning plate is sleeved on the circumferential surface of the outer end of each rotating shaft, and a positioning shaft is installed on the lower end of the positioning plate; a supporting plate is detachably installed on the lower end of the limit frame.

[0007] Furthermore, a movable groove is provided inside the outer side of each of the limiting frames, and the movable plate is movably connected to the limiting frame through the movable groove.

[0008] Furthermore, the circumferential surface of each driving wheel is provided with driving teeth, and the circumferential surface of the transmission wheel is provided with concave teeth, and the driving teeth and the concave teeth are meshingly connected.

[0009] Furthermore, each of the rotating shafts is composed of a fixed shaft and a movable shaft movably installed inside the fixed shaft, wherein a threaded hole is provided inside the fixed shaft, an external thread is provided on the circumferential surface of the movable shaft, and the fixed shaft and the movable shaft are connected by threads.

[0010] Furthermore, the inner side wall of each clamping plate is provided with a plurality of spherical protrusions.

[0011] Furthermore, a limiting groove with arc-shaped structures at both ends is formed on the outer side of each limiting frame, and the positioning shaft is movably connected to the limiting frame through the limiting groove.

[0012] Furthermore, a clamping block is installed at the lower end of each of the limiting frames, and a clamping groove is provided on the upper end surface of the supporting plate, and the clamping block is clamped in the clamping groove.

[0013] The beneficial effects of the utility model are as follows:

[0014] 1. After the driving machine is started, the utility model can drive the driving wheel to perform circular motion. When the driving wheel rotates, it will drive the transmission wheel to perform circular motion, so that the rotating shaft can rotate. The rotating shaft is composed of a fixed shaft and a movable shaft movably installed on the inner side of the fixed shaft, wherein a threaded hole is provided inside the fixed shaft, and an external thread is provided on the circumferential surface of the movable shaft. The fixed shaft and the movable shaft are connected by threads, that is, when the transmission wheel rotates, it will drive the fixed shaft inside it to rotate, and the movable shaft inside it will move in the horizontal direction, so that the spacing between the two clamping plates in the same row can be changed, so as to achieve the clamping purpose of flat steels of different widths, thereby improving the actual applicability.

[0015] 2. After the hydraulic cylinder is started, the utility model can achieve the purpose of height adjustment of the movable plate. When the movable plate moves, the height adjustment purpose of the fixed plate and the fixed seat can be achieved, thereby achieving the purpose of height adjustment of the driving machine, driving wheel, transmission wheel, rotating shaft and clamping plate, thereby achieving the purpose of clamping flat steels of different heights. Furthermore, when the rotating shaft moves, it will drive the positioning plate and the positioning shaft to move in the vertical direction on the outside of the limit frame, thereby ensuring the stability of use of transmission wheels and rotating shafts of different heights. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional schematic diagram of the utility model;

[0017] Figure 2 It is a front cross-sectional view of the utility model;

[0018] Figure 3 It is a three-dimensional schematic diagram of the clamping mechanism in the utility model;

[0019] Figure 4It is a three-dimensional schematic diagram of the position relationship between the limiting frame and the supporting plate in the utility model.

[0020] Figure numerals: 1. limit frame; 2. clamping mechanism; 201. hydraulic cylinder; 202. movable plate; 203. fixed plate; 204. fixed seat; 205. driving machine; 206. driving wheel; 207. transmission wheel; 208. rotating shaft; 209. clamping plate; 210. positioning shaft; 211. positioning plate; 3. supporting plate. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical solution and advantages of the embodiments of the present utility model clearer, the technical solution in the embodiments of the present utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the present utility model.

[0022] See also Figure 1 - Figure 4 The utility model provides a fixing fixture for flat steel processing, including two symmetrically arranged limit frames 1, each limit frame 1 is equipped with a clamping mechanism 2, the clamping mechanism 2 includes two symmetrically arranged hydraulic cylinders 201, a movable plate 202 is installed on the upper end of each hydraulic cylinder 201, a fixed plate 203 and a fixed seat 204 are installed on the upper end of the movable plate 202, a driving machine 205 is installed inside the fixed seat 204, a driving wheel 206 is sleeved on the circumferential surface of the outer end of the driving shaft of the driving machine 205, a driving wheel 207 is connected to the upper end of the driving wheel 206, a rotating shaft 208 is installed inside the driving wheel 207, a clamping plate 209 is installed on the inner end of the rotating shaft 208, a positioning plate 211 is sleeved on the circumferential surface of the outer end of each rotating shaft 208, a positioning shaft 210 is installed on the lower end of the positioning plate 211, and a supporting plate 3 is detachably installed on the lower end of the limit frame 1.

[0023] Under the action of the supporting plate 3, the installation stability of the limit frame 1 can be guaranteed. Under the action of the limit frame 1, the movement stability of the movable plate 202 can be guaranteed. Under the action of the hydraulic cylinder 201, the support purpose of the movable plate 202 can be achieved. Under the action of the movable plate 202, the support purpose of the fixed plate 203 and the fixed seat 204 can be achieved. Under the action of the fixed seat 204, the installation stability of the driving machine 205 can be guaranteed. Under the action of the driving machine 205, the installation stability of the driving wheel 206 can be guaranteed. Under the action of the fixed plate 203, the installation stability of the rotating shaft 208 can be guaranteed. The installation stability can be ensured by the action of the rotating shaft 208, the installation stability of the driving wheel 207 and the clamping plate 209 can be ensured, the installation stability of the positioning shaft 210 can be ensured under the action of the limiting frame 1, the installation stability of the positioning plate 211 can be ensured under the action of the positioning shaft 210, and the installation stability of the outer end of the rotating shaft 208 can be ensured under the action of the positioning plate 211. After the hydraulic cylinder 201 is started, the height adjustment purpose of the movable plate 202 can be achieved. When the movable plate 202 moves, the height adjustment purpose of the fixed plate 203 and the fixed seat 204 can be achieved, so that The height adjustment purpose of the driving machine 205, the driving wheel 206, the transmission wheel 207, the rotating shaft 208 and the clamping plate 209 can be achieved, so that the flat steel of different heights can be clamped. Moreover, when the rotating shaft 208 moves, it will drive the positioning plate 211 and the positioning shaft 210 to move in the vertical direction outside the limiting frame 1, so as to ensure the use stability of the transmission wheel 207 and the rotating shaft 208 of different heights; after starting the driving machine 205, it can drive the driving wheel 206 to perform circular motion, and when the driving wheel 206 rotates, it will drive the transmission wheel 207 to Circular motion can make the rotating shaft 208 rotate, and the rotating shaft 208 is composed of a fixed shaft and a movable shaft movably installed on the inner side of the fixed shaft, wherein a threaded hole is provided inside the fixed shaft, and an external thread is provided on the circumferential surface of the movable shaft, and the fixed shaft and the movable shaft are connected by threads, that is, when the transmission wheel 207 rotates, it will drive the fixed shaft inside it to rotate, and the movable shaft inside it will move in the horizontal direction, so as to change the spacing between the two clamping plates 209 in the same row, so as to achieve the clamping purpose of flat steels of different widths, thereby improving the actual applicability.

[0024] In this embodiment, preferably, a movable groove is opened inside the outer side of each limit frame 1, and the movable plate 202 is movably connected with the limit frame 1 through the movable groove; under the action of the movable groove, space can be provided for the movement of the movable plate 202, and the limiting effect can also be achieved.

[0025] In this embodiment, preferably, the circumferential surface of each driving wheel 206 is provided with driving teeth, and the circumferential surface of the transmission wheel 207 is provided with concave teeth, and the driving teeth and the concave teeth are meshingly connected; with the cooperation of the driving teeth and the concave teeth, the connection stability between the driving wheel 206 and the transmission wheel 207 can be ensured.

[0026] In this embodiment, preferably, each rotating shaft 208 is composed of a fixed shaft and a movable shaft movably installed on the inner side of the fixed shaft, wherein a threaded hole is provided inside the fixed shaft, and an external thread is provided on the circumferential surface of the movable shaft, and the fixed shaft and the movable shaft are connected by threads; the depth of the movable shaft inside the fixed shaft can be changed through the threaded connection, thereby changing the spacing between the two clamping plates 209 in the same row.

[0027] In this embodiment, preferably, the inner side wall of each clamping plate 209 is provided with a plurality of spherical protrusions; the stability of clamping can be further improved by providing the spherical protrusions.

[0028] In this embodiment, preferably, a limiting groove with arc-shaped structures at both ends is opened on the outer side of each limiting frame 1, and the positioning shaft 210 is movably connected with the limiting frame 1 through the limiting groove; under the action of the limiting groove, space can be provided for the movement of the positioning shaft 210, and the limiting effect is also achieved.

[0029] In this embodiment, preferably, a clamping block is installed at the lower end of each limit frame 1, and a clamping groove is opened on the upper end surface of the supporting plate 3, and the clamping block is clamped in the clamping groove; under the action of the clamping groove, the installation stability of the clamping block can be guaranteed, and under the cooperation of the clamping block and the clamping groove, the connection stability of the limit frame 1 and the supporting plate 3 can be guaranteed, and the limit frame 1 and the supporting plate 3 can be disassembled, which is convenient for combined installation.

[0030] The working principle and use process of the utility model: when the device is used, the installation stability of the limit frame 1 can be guaranteed under the action of the supporting plate 3, and the movement stability of the movable plate 202 can be guaranteed under the action of the limit frame 1. After starting the hydraulic cylinder 201, the height adjustment purpose of the movable plate 202 can be achieved. When the movable plate 202 moves, the height adjustment purpose of the fixed plate 203 and the fixed seat 204 can be achieved, so that the height adjustment purpose of the driving machine 205, the driving wheel 206, the transmission wheel 207, the rotating shaft 208 and the clamping plate 209 can be achieved, so that the clamping purpose of flat steels of different heights can be achieved. Furthermore, when the rotating shaft 208 moves, it will drive the positioning plate 211 and the positioning shaft 210 to move in the vertical direction on the outside of the limit frame 1, so as to ensure that the height of the flat steels of different heights can be adjusted. The driving machine 205 can drive the driving wheel 206 to perform circular motion. When the driving wheel 206 rotates, it will drive the driving wheel 207 to perform circular motion, so that the rotating shaft 208 can be rotated. The rotating shaft 208 is composed of a fixed shaft and a movable shaft movably installed on the inner side of the fixed shaft, wherein a threaded hole is provided inside the fixed shaft, and an external thread is provided on the circumferential surface of the movable shaft. The fixed shaft and the movable shaft are connected by threads, that is, when the driving wheel 207 rotates, it will drive the fixed shaft inside it to rotate, and the movable shaft inside it will move in the horizontal direction, so that the spacing between the two clamping plates 209 in the same row can be changed, so as to achieve the clamping purpose of flat steels of different widths, thereby improving the actual applicability.

[0031] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A fixing fixture for flat steel processing, characterized in that: The invention comprises two symmetrically arranged limit frames (1), each of the limit frames (1) is equipped with a clamping mechanism (2), the clamping mechanism (2) comprises two symmetrically arranged hydraulic cylinders (201), a movable plate (202) is installed at the upper end of each hydraulic cylinder (201), a fixed plate (203) and a fixed seat (204) are installed at the upper end of the movable plate (202), a driving machine (205) is installed inside the fixed seat (204), and a circular outer end of a driving shaft of the driving machine (205) is provided. A driving wheel (206) is sleeved on the circumferential surface, the upper end of the driving wheel (206) is transmission-connected to a transmission wheel (207), a rotating shaft (208) is installed inside the transmission wheel (207), a clamping plate (209) is installed at the inner end of the rotating shaft (208), a positioning plate (211) is sleeved on the circumferential surface of the outer end of each rotating shaft (208), and a positioning shaft (210) is installed at the lower end of the positioning plate (211); a supporting plate (3) is detachably installed at the lower end of the limiting frame (1).

2. A fixing fixture for flat steel processing according to claim 1, characterized in that: A movable groove is provided inside the outer side of each of the limiting frames (1), and the movable plate (202) is movably connected to the limiting frame (1) via the movable groove.

3. A fixing fixture for flat steel processing according to claim 1, characterized in that: The circumferential surface of each driving wheel (206) is provided with driving teeth, and the circumferential surface of the transmission wheel (207) is provided with concave teeth, and the driving teeth and the concave teeth are meshed and connected.

4. A fixing fixture for flat steel processing according to claim 1, characterized in that: Each of the rotating shafts (208) is composed of a fixed shaft and a movable shaft movably mounted inside the fixed shaft, wherein a threaded hole is provided inside the fixed shaft, and an external thread is provided on the circumferential surface of the movable shaft, and the fixed shaft and the movable shaft are connected by threads.

5. The fixing fixture for flat steel processing according to claim 1, characterized in that: The inner side wall of each clamping plate (209) is provided with a plurality of spherical protrusions.

6. A fixing fixture for flat steel processing according to claim 1, characterized in that: The outer side of each of the limiting frames (1) is provided with a limiting groove with arc-shaped structures at both ends, and the positioning shaft (210) is movably connected to the limiting frame (1) through the limiting groove.

7. The fixing fixture for flat steel processing according to claim 1, characterized in that: A clamping block is installed at the lower end of each of the limiting frames (1), and a clamping groove is provided on the upper end surface of the supporting plate (3), and the clamping block is clamped in the clamping groove.

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