Quick clamping device convenient to use and used for machining

Abstract

The utility model discloses a quick clamping device for machining convenient to use, which comprises a stand, an L-shaped arm arranged on the stand and a clamping mechanism arranged on the L-shaped arm, one end of the L-shaped arm is fixedly connected to one side of the outer wall of the stand, an adjusting mechanism is arranged below the stand, the adjusting mechanism comprises a stand column, and the stand column is fixedly connected with the L-shaped arm. A base is fixedly installed at the bottom of the stand column, the clamping mechanism comprises a hydraulic rod, and an outer rod of the hydraulic rod is fixedly installed on the side, away from the inner wall of the stand, of the L-shaped arm. The hydraulic rods are adjusted to push respective U-arms to be close to each other, so that the two U-arms clamp the periphery of the precise special-shaped material, the elastic force of the spring pushes the non-slip mat to abut against the structural surface of the precise special-shaped material, the fastening force and the stability are enhanced, the screw rod is rotated to enable the second clamping strip to be close to the first clamping strip, and therefore the extending end of the sliding rod is clamped for limiting and fastening. And the spring is prevented from shaking when the precise special-shaped material is processed.

Description

Technical Field

[0001] The utility model belongs to the technical direction of mechanical processing, and in particular relates to a quick clamping device for mechanical processing which is easy to use. Background Art

[0002] Precision machining is a process of using machining machinery to change the size or performance of a workpiece. Clamping devices are often used in the machining process to fix the machinery. With the continuous development of industrial technology, machining has become an indispensable part of industrial production. In the machining process, the role of workpiece clamping devices has become increasingly prominent. Workpiece clamping devices refer to devices that fix the workpiece on the machining equipment in order to ensure that the workpiece does not rotate or move during the machining process to ensure machining accuracy and safety. Its application range is very wide, involving many fields such as parts manufacturing, assembly, and testing.

[0003] According to the Chinese patent publication number CN217667999U, the patent provides a clamping device for precision machinery processing and manufacturing, including a work base, a telescopic plate for fixing is arranged on the work base, and an adjustable adjusting bolt is threadedly connected to the telescopic plate, and a clamping block for fixing the precision machinery is connected to the inner side of the adjusting bolt, a placing table is arranged at the center position of the work base, and a waste chip processing assembly is arranged on the placing table, the waste chip processing assembly includes a supporting structure, and a collecting hole is opened on the upper side of the supporting structure, and the supporting structure is driven to rotate by setting a main gear and a sub-gear, so that the waste chips on the placing table and the supporting structure perform centrifugal motion, fall into the collecting holes of the annular array, and are collected at the bottom of the supporting structure.

[0004] However, precision machinery often has special-shaped materials. When clamping such materials, conventional clamps are difficult to ensure the stability of clamping, and there is a problem of material falling during the clamping process, which leads to safety hazards in subsequent processing. Therefore, an easy-to-use quick clamping device for mechanical processing is proposed. Utility Model Content

[0005] The utility model aims to provide a quick clamping device for machining that is easy to use, aiming at the existing device, so as to solve the problems raised in the above-mentioned background technology.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a quick clamping device for mechanical processing that is easy to use, comprising a stand;

[0007] An L-arm mounted on a platform;

[0008] And a clamping mechanism is arranged on the L-arm, one end of the L-arm is fixedly connected to one side of the outer wall of the platform, an adjustment mechanism is arranged below the platform, the adjustment mechanism includes a column, and a base is fixedly installed at the bottom of the column.

[0009] The utility model further describes that the clamping mechanism includes a hydraulic rod, the outer rod of the hydraulic rod is fixedly mounted on the inner wall side of the L arm away from the platform, the inner rod of the hydraulic rod is fixedly mounted with a U arm, the inner wall of the U arm is sequentially provided with two sliding holes, the inner wall of each sliding hole is slidably connected with a sliding rod, one end of each sliding rod is fixedly mounted with an anti-skid pad, each anti-skid pad is fixedly connected with the U arm with a spring, each spring is movably sleeved on the outer wall of each sliding rod, and one end of the two sliding rods away from the anti-skid pad extends toward the hydraulic rod. According to this description, the anti-skid pad presses against the structural surface of the precision special-shaped material to enhance the fastening force and stability.

[0010] The utility model further illustrates that a clamping strip 1 is fixedly connected to the bottom of the outer wall of the inner rod of the hydraulic rod, and a screw rod is rotatably connected to the top two sides of the clamping strip 1 through a bearing, and a clamping strip 2 is provided on the outer wall thread sleeves of the two screw rods, and the extended ends of the two slide rods are clamped between the clamping strip 2 and the clamping strip 1. According to this description, the clamping strip 2 approaches the clamping strip 1, thereby clamping the extended end of the slide rod for position limiting and fastening.

[0011] The utility model further illustrates that there are two clamping mechanisms, and the other one is symmetrically arranged on the other side of the stand.

[0012] The utility model further illustrates that the adjustment mechanism also includes two connecting plates 1, which are fixedly installed at the bottom of the platform in sequence, and are hinged to one end of the column away from the base through a latch, and two connecting plates 2 are fixedly installed at the bottom of the platform in sequence, and one end of the inner rod of the electric push rod is hinged between the two connecting plates 2 through a latch, and the outer wall of the outer rod of the electric push rod is hinged to two connecting plates 3 through a latch. According to this description, the platform performs curve flipping on the column to adjust the processing angle.

[0013] The utility model further illustrates that the bottoms of the two connecting plates 3 are simultaneously fixedly connected to the top of the base. According to this description, the inner rod of the electric push rod is adjusted to extend and retract, thereby pushing one side of the platform to rise and fall.

[0014] Compared with the prior art, the beneficial effects achieved by the utility model are: the utility model,

[0015] (1) By adjusting the hydraulic rod, the U arms are pushed closer to each other, so that the two U arms clamp the periphery of the precision special-shaped material. The elastic force of the spring pushes the anti-slip pad against the structural surface of the precision special-shaped material to enhance the fastening force and stability. The screw is rotated to make the two clamping bars approach the one clamping bar, thereby clamping the extended end of the slide rod for limited fastening to prevent the spring from shaking during the processing of precision special-shaped materials.

[0016] (2) By adjusting the extension and retraction of the inner rod of the electric push rod, one side of the platform is pushed up and down, and the platform is turned over in a curve on the column, thereby adjusting the processing angle of precision special-shaped materials and improving processing flexibility. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the clamping mechanism of the utility model;

[0020] Figure 3 It is a schematic diagram of the adjustment mechanism of the utility model;

[0021] In the figure: 1. platform; 2. L-arm; 3. clamping mechanism; 301. hydraulic rod; 302. U-arm; 303. sliding rod; 304. anti-slip pad; 305. spring; 306. clamping strip 1; 307. screw; 308. clamping strip 2; 4. adjustment mechanism; 401. connecting plate 1; 402. column; 403. connecting plate 2; 404. electric push rod; 405. connecting plate 3; 5. base. DETAILED DESCRIPTION

[0022] The following is a further non-limiting detailed description of the technical solution of the utility model in conjunction with the preferred embodiments and the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-3The utility model provides a technical solution: a quick clamping device for mechanical processing that is easy to use, including a platform 1, an L-arm 2 arranged on the platform 1, and a clamping mechanism 3 arranged on the L-arm 2, one end of the L-arm 2 is fixedly connected to one side of the outer wall of the platform 1, an adjustment mechanism 4 is arranged below the platform 1, the adjustment mechanism 4 includes a column 402, a base 5 is fixedly installed at the bottom of the column 402, the clamping mechanism 3 includes a hydraulic rod 301, the outer rod of the hydraulic rod 301 is fixedly installed on the side of the inner wall of the L-arm 2 away from the platform 1, and the U-arm 302 is fixedly installed on the inner rod of the hydraulic rod 301 The inner wall of the U arm 302 is provided with two sliding holes in sequence, and the inner wall of each sliding hole is slidably connected with a sliding rod 303, and an anti-skid pad 304 is fixedly installed on one end of each sliding rod 303, and a spring 305 is fixedly connected between each anti-skid pad 304 and the U arm 302, and each spring 305 is movably sleeved on the outer wall of each sliding rod 303, and one end of the two sliding rods 303 away from the anti-skid pad 304 extends toward the hydraulic rod 301, and the anti-skid pad 304 resists the structural surface of the precision special-shaped material to enhance the fastening force and stability, and the bottom of the inner rod outer wall of the hydraulic rod 301 is fixedly connected There is a clamping strip 306, and the top two sides of the clamping strip 306 are rotatably connected with a screw rod 307 through a bearing respectively, and the outer wall thread sleeves of the two screws 307 are provided with a clamping strip 2 308, and the extended ends of the two slide bars 303 are clamped between the clamping strip 2 308 and the clamping strip 1 306, and the clamping strip 2 308 approaches the clamping strip 1 306, thereby clamping the extended ends of the slide bars 303 for limited tightening, and the number of the clamping mechanism 3 is two, and the other is symmetrically arranged on the other side of the stand 1, and the adjustment mechanism 4 also includes two connecting plates 1 401, and the two connecting plates 1 401 are fixedly installed on the stand 1 in sequence. At the bottom, two connecting plates 401 are hinged to the end of the column 402 away from the base 5 through a pin, and two connecting plates 2 403 are fixedly installed on the bottom of the platform 1 in sequence. One end of the inner rod of the electric push rod 404 is hinged between the two connecting plates 2 403 through a pin, and the outer wall of the outer rod of the electric push rod 404 is hinged to two connecting plates 3 405 through a pin. The platform 1 is turned over on the column 402 to adjust the processing angle, and the bottoms of the two connecting plates 3 405 are fixedly connected to the top of the base 5 at the same time, and the extension and retraction of the inner rod of the electric push rod 404 is adjusted to push one side of the platform 1 up and down.

[0024] The working principle of this easy-to-use quick clamping device for mechanical processing is as follows: when in use, the precision special-shaped material is placed on the frame 1, and the hydraulic rod 301 is adjusted to push the respective U arms 302 closer to each other, so that the two U arms 302 clamp the periphery of the precision special-shaped material, and at the same time, according to the structural surfaces of different precision special-shaped materials, the anti-skid pad 304 is squeezed to force the anti-skid pad 304 to squeeze the slide bar 303 to slide, and at the same time, the elastic force of the spring 305 pushes the anti-skid pad 304 against the structural surface of the precision special-shaped material to enhance the fastening force and stability. After clamping and shaping, the screw 307 is rotated to force the second clamping strip 308 to approach the first clamping strip 306, thereby clamping the extended end of the slide bar 303 for limited fastening to avoid the spring 305 from shaking during the processing of the precision special-shaped material. The inner rod of the electric push rod 404 can be adjusted to extend and retract, thereby pushing one side of the frame 1 to rise and fall, and causing the frame 1 to curve overturn on the column 402, thereby achieving the adjustment of the processing angle of the precision special-shaped material and improving the processing flexibility.

[0025] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0026] Finally, it should be pointed out that the above embodiments are only used to illustrate the technical solutions of the utility model, rather than to limit them. Although the utility model is described in detail with reference to the above embodiments, a person skilled in the art should understand that the technical solutions described in the above embodiments can still be modified, or some of the technical features can be replaced by equivalents, and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the utility model.

Claims

1. A quick clamping device for machining that is easy to use, comprising a stand (1); an L-arm (2) arranged on the stand (1); and a clamping mechanism (3) arranged on the L-arm (2), characterized in that: One end of the L-arm (2) is fixedly connected to one side of the outer wall of the platform (1); an adjustment mechanism (4) is provided below the platform (1); the adjustment mechanism (4) comprises a column (402); a base (5) is fixedly mounted at the bottom of the column (402); The clamping mechanism (3) comprises a hydraulic rod (301), the outer rod of the hydraulic rod (301) being fixedly mounted on a side of the inner wall of the L arm (2) away from the platform (1), and the inner rod of the hydraulic rod (301) being fixedly mounted with a U arm (302).

2. A quick clamping device for machining that is easy to use according to claim 1, characterized in that: Two sliding holes are sequentially formed on the inner wall of the U arm (302), and a sliding rod (303) is slidably connected to the inner wall of each sliding hole. An anti-slip pad (304) is fixedly mounted on one end of each sliding rod (303), and a spring (305) is fixedly connected between each anti-slip pad (304) and the U arm (302). Each spring (305) is movably sleeved on the outer wall of each sliding rod (303), and one end of the two sliding rods (303) away from the anti-slip pad (304) extends toward the hydraulic rod (301).

3. A quick clamping device for machining that is easy to use according to claim 2, characterized in that: A clamping strip 1 (306) is fixedly connected to the bottom of the outer wall of the inner rod of the hydraulic rod (301), and two sides of the top of the clamping strip 1 (306) are rotatably connected to a screw rod (307) via a bearing respectively, and the outer wall threads of the two screw rods (307) are provided with a clamping strip 2 (308), and the extended ends of the two sliding rods (303) are clamped between the clamping strip 2 (308) and the clamping strip 1 (306).

4. A quick clamping device for machining that is easy to use according to claim 3, characterized in that: There are two clamping mechanisms (3), and the other one is symmetrically arranged on the other side of the stand (1).

5. A quick clamping device for machining that is easy to use according to claim 4, characterized in that: The adjustment mechanism (4) further comprises two connecting plates 1 (401), the two connecting plates 1 (401) being fixedly mounted on the bottom of the platform (1) in sequence, the two connecting plates 1 (401) being hinged to one end of the column (402) away from the base (5) via a latch, the bottom of the platform (1) being fixedly mounted with two connecting plates 2 (403) in sequence, one end of the inner rod of the electric push rod (404) being hinged to the inner rod of the electric push rod (404) via a latch, and the outer wall of the outer rod of the electric push rod (404) being hinged to two connecting plates 3 (405) via a latch.

6. A quick clamping device for machining that is easy to use according to claim 5, characterized in that: The bottoms of the two connecting plates (405) are simultaneously fixedly connected to the top of the base (5).

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