Multidirectional adjustable non-standard pneumatic clamping fixture device

Abstract

The utility model discloses a multidirectional adjustable nonstandard pneumatic clamping fixture device, which relates to the technical field of fixtures, and comprises a base and a top plate, symmetrically arranged guide rails are connected between the base and the top plate, the guide rails are movably sleeved with a bearing plate, the top plate is provided with a first telescopic motor, and the bearing plate is provided with a second telescopic motor. The output end of the first telescopic motor is fixedly connected with the bearing plate. The device has the beneficial effects that a first telescopic motor drives a bearing plate to be adjusted in the vertical direction along a guide rail, a second telescopic motor drives an adjusting block to be matched with a first rotating shaft, a supporting plate and a second rotating shaft, folding and unfolding adjustment of a clamping jaw is achieved, adjustment is simple, stability is high, and the assembly precision of all parts is guaranteed through accurate clamping during production; the machining precision is obviously improved, and the production quality is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of fixture, concretely relates to a multidirectional adjustable non-standard pneumatic clamping fixture device. BACKGROUND

[0002] Standard fixture is designed and manufactured according to certain specifications and general machining requirements. For example, the three-jaw chuck commonly used in machining is a standard fixture, which can center and clamp the circular workpiece. However, in actual production process, the shape and size of products are changing. When encountering some special-shaped workpieces, such as irregular curved surface and asymmetric structure parts, the standard fixture is difficult to meet the clamping requirements. Like some complex parts in the field of aerospace, their appearance may be a complex free-form surface, and the standard fixture cannot be well fitted to the workpiece surface for effective clamping.

[0003] The universality of standard fixture also leads to its inability to meet the requirements in some high-precision machining occasions. Taking lathe machining as an example, for the machining of some high-precision slender shafts, the standard center and chuck combination may not provide sufficient clamping force and positioning accuracy, which is easy to cause vibration and displacement of the workpiece during machining, affecting the machining accuracy.

[0004] Therefore, there is an urgent need for a multidirectional adjustable non-standard pneumatic clamping fixture device to meet production requirements.

[0005] For the problems in the related art, there is no effective solution at present. CONTENT OF THE UTILITY MODEL

[0006] For the problems in the related art, the purpose of the utility model is to provide a multidirectional adjustable non-standard pneumatic clamping fixture device to overcome the above technical problems existing in the prior art.

[0007] The technical scheme of the utility model is as follows:

[0008] A multidirectional adjustable non-standard pneumatic clamping fixture device, comprising: a base and a top plate, the base and the top plate are connected with symmetrically arranged guide rails, the guide rails movably sleeve a bearing plate, the top plate is provided with a first telescopic motor, the output end of the first telescopic motor is fixedly connected with the bearing plate, wherein;

[0009] The top end of the bearing plate is provided with a second telescopic motor, the output end of the second telescopic motor penetrates the bottom end of the bearing plate and sleeves an adjusting block, the adjusting block is movably connected with a clamping jaw through a first rotating shaft on both sides, and the bottom end of the bearing plate is provided with symmetrically arranged support plates on both sides, and the clamping jaw is movably connected with the support plate through a second rotating shaft.

[0010] Further, the bottom end of the bearing plate is connected with a fixing plate through a positioning rod, and a guide column is connected between the fixing plate and the bearing plate, and the adjusting block is movably sleeved on the guide column.

[0011] Further, the guide column is at least two groups, and the two groups of guide columns are located between the positioning rods.

[0012] Further, the fixing plate is provided with a groove on both sides, and the clamping jaw extends into the groove.

[0013] Further, the top end of the bearing plate is provided with a partition plate, the first telescopic motor is fixedly connected with the partition plate, and the second telescopic motor is arranged in the partition plate.

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

[0015] The first telescopic motor drives the bearing plate to be adjusted in the vertical direction along the guide rail, and the second telescopic motor drives the adjusting block to be adjusted in the extending and retracting mode under the action of the first rotating shaft, the supporting plate and the second rotating shaft, so that the clamping jaw is adjusted, the adjustment is simple, the stability is high, the precise clamping is realized during production, the assembly precision of various parts is ensured, the machining precision is obviously improved, and the production quality is improved.

[0016] Other features and advantages of the utility model will be described in the subsequent description, and some of them will become apparent from the description, or will be understood by implementing the utility model. The purpose and other advantages of the utility model are realized and obtained by the structure specially pointed out in the description and the drawings.

[0017] In order to make the above purpose, characteristics and advantages of the utility model more obvious and easy to understand, the following preferred embodiments are described in detail, and the drawings are described as follows. DETAILED DESCRIPTION

[0018] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiments will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings according to these drawings without creating creative labor.

[0019] Fig. 1 It is a structure schematic view of the multidirectional adjustable non-standard pneumatic clamping clamp device according to the embodiment of the utility model;

[0020] Fig. 2 It is a bearing plate structure schematic view of the multidirectional adjustable non-standard pneumatic clamping clamp device according to the embodiment of the utility model.

[0021] In the drawings:

[0022] 1, base; 2, top plate; 3, guide rail; 4, bearing plate; 5, first telescopic motor; 6, second telescopic motor; 7, adjusting block; 8, first rotating shaft; 9, clamping jaw; 10, support plate; 11, second rotating shaft; 12, positioning rod; 13, fixed plate; 14, guide column; 15, groove; 16, isolation plate. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art belong to the scope of protection of the utility model.

[0024] According to the embodiments of the utility model, a multi-directional adjustable non-standard pneumatic clamping clamp device is provided.

[0025] As shown in the drawings, Figs. 1-2 A multi-directional adjustable non-standard pneumatic clamping clamp device comprises a base 1 and a top plate 2, and symmetrically arranged guide rails 3 are connected between the base 1 and the top plate 2. The guide rails 3 movably sleeve a bearing plate 4. The top plate 2 is provided with a first telescopic motor 5, and the output end of the first telescopic motor 5 is fixedly connected with the bearing plate 4.

[0026] The top end of the bearing plate 4 is provided with a second telescopic motor 6, the output end of the second telescopic motor 6 sleeves an adjusting block 7 through the bottom end of the bearing plate 4, and the adjusting block 7 movably connects clamping jaws 9 on both sides through first rotating shafts 8. Symmetrically arranged support plates 10 are arranged on both sides of the bottom end of the bearing plate 4, and the clamping jaws 9 are movably connected with the support plates 10 through second rotating shafts 11.

[0027] By means of the above-mentioned scheme, the bearing plate 4 is vertically adjusted along the guide rail 3 by the first telescopic motor 5, and the second telescopic motor 6 drives the adjusting block 7 to cooperate with the first rotating shaft 8 and the support plate 10 and the second rotating shaft 11 to realize the adjustment of the clamping jaw 9. The adjustment is simple and stable. The precise clamping during production ensures the assembly accuracy of each part, so that the machining accuracy is significantly improved, and the production quality is improved.

[0028] In addition, the bottom end of the bearing plate 4 is connected with a fixed plate 13 through a positioning rod 12, a guide column 14 is connected between the fixed plate 13 and the bearing plate 4, and the adjusting block 7 movably sleeves the guide column 14.

[0029] Among them, the guide column 14 is at least two groups, and the two groups of guide columns 14 are located between the positioning rods 12.

[0030] The second telescopic motor 6 drives the adjusting block 7 to slide along the guide column 14, the clamping jaw 9 is adjusted in combination with the first rotating shaft 8 and the second rotating shaft 11, thereby stably clamping the workpiece, and the subsequent production is combined.

[0031] In addition, the fixed plate 13 is provided with a groove 15 on both sides, and the clamping jaw 9 extends into the groove 15.

[0032] In addition, the top end of the bearing plate 4 is provided with an isolation plate 16, the output end of the first telescopic motor 5 is fixedly connected with the isolation plate 16, and the second telescopic motor 6 is arranged in the isolation plate 16.

[0033] The isolation plate 16 can satisfy the placement of the second telescopic motor 6, and the output end of the first telescopic motor 5 is fixedly connected with the isolation plate 16, so that the bearing plate 4 is vertically adjusted along the guide rail 3 by the first telescopic motor 5.

[0034] In summary, by means of the above technical scheme of the utility model, the following effects can be achieved: the bearing plate 4 is vertically adjusted along the guide rail 3 by the first telescopic motor 5, and the clamping jaw 9 is adjusted in combination with the first rotating shaft 8, the supporting plate 10 and the second rotating shaft 11, so that the adjustment is simple and stable, the assembly precision of various parts is ensured by accurate clamping during production, the machining precision is significantly improved, and the production quality is improved.

[0035] The above is only a preferred embodiment of the utility model, and is not used to limit the utility model, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A multidirectional adjustable non-standard pneumatic clamping fixture device, characterized by, Include: Base (1) and top plate (2), the base (1) and the top plate (2) between the connection of the guide rail (3) is symmetrically arranged, the guide rail (3) is movably sleeved with a bearing plate (4), the top plate (2) is provided with a first telescopic motor (5), the output end of the first telescopic motor (5) is fixedly connected with the bearing plate (4), wherein; The top end of the bearing plate (4) is provided with a second telescopic motor (6), the output end of the second telescopic motor (6) penetrates the bottom end of the bearing plate (4) and is sleeved with an adjusting block (7), the adjusting block (7) is movably connected with a clamping jaw (9) on both sides through a first rotating shaft (8), and the bottom end of the bearing plate (4) is provided with a symmetrically arranged support plate (10) on both sides, and the clamping jaw (9) is movably connected with the support plate (10) through a second rotating shaft (11).

2. A multi-directionally adjustable non-standard pneumatic clamping fixture device according to claim 1, characterized in that, The bottom end of the bearing plate (4) is connected with a fixed plate (13) through a positioning rod (12), the fixed plate (13) and the bearing plate (4) are connected with a guide column (14), and the adjusting block (7) is movably sleeved on the guide column (14).

3. A multi-directionally adjustable non-standard pneumatic clamping fixture device according to claim 2, characterized in that, The guide column (14) is at least two groups, and two groups of the guide column (14) are located between the positioning rod (12).

4. A multi-directionally adjustable non-standard pneumatic clamping fixture device according to claim 3, characterized in that, The fixed plate (13) is provided with a recess (15) on both sides, and the clamping jaw (9) extends into the recess (15).

5. A multi-directionally adjustable non-standard pneumatic clamping fixture device according to claim 1, characterized in that, The top end of the bearing plate (4) is provided with a partition plate (16), the output end of the first telescopic motor (5) is fixedly connected with the partition plate (16), and the second telescopic motor (6) is arranged in the partition plate (16).

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