Blade flexible supporting and precise positioning device

Abstract

The utility model is applicable to the field of engine blade processing, and provides a blade flexible supporting and accurate positioning device, one side of the upper end of a base is fixedly provided with a universal clamping finger, the base is fixedly connected with a plurality of floating positioning components, the plurality of floating positioning components are uniformly distributed, and the universal clamping finger is fixedly connected with the universal clamping finger. A plurality of U-shaped supports are fixedly arranged on the floating positioning assembly, the U-shaped supports are arranged in a matrix mode, the U-shaped supports are used for positioning blades in batches through the matrix mode, a positioning bottom plate is fixedly installed on the U-shaped supports, a positioning plate is fixedly connected to the positioning bottom plate, and the positioning plate is used for being in contact positioning with blade root margin plates of the blades. The engine blade clamping device has the advantages that engine blades can be clamped in batches and cannot be blocked, the blades are stably and reliably held by the universal clamping fingers, positioning is accurate, the occupied space for placing the blades is small, and the engine blade clamping device is suitable for automatic batch machining.

Description

Technical Field

[0001] The utility model belongs to the field of engine blade processing, and in particular relates to a blade flexible support and precise positioning device. Background Art

[0002] In the field of automated flexible processing, the use of universal grippers to hold workpieces for processing has been widely used. Due to automated batch processing, the workpieces need to be reasonably laid out to facilitate reliable grasping by universal grippers.

[0003] At present, due to the irregular shape of blades and the stringent requirements of the clamping position, the conventional fixed blades are generally fixed by hard connection. When clamping the blade tenon blank, the universal clamping claw often gets stuck, and the workpiece or fixture is damaged after clamping. Or the clamping claw of the robot arm cannot reliably clamp the blade tenon, and the clamping is not stable enough.

[0004] Therefore, in view of the above situation, there is an urgent need to develop a blade flexible support and precise positioning device to overcome the shortcomings in current practical applications. Utility Model Content

[0005] The purpose of the embodiments of the present utility model is to provide a blade flexible support and precise positioning device, aiming to solve the problems raised in the above-mentioned background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A blade flexible support and precise positioning device comprises a base, a blade and a universal clamping finger, wherein a universal clamping finger is fixedly arranged on one side of the upper end of the base, a plurality of floating positioning components are fixedly connected to the base, and the plurality of floating positioning components are evenly distributed, a plurality of U-shaped brackets are fixedly arranged on the floating positioning component, and the plurality of U-shaped brackets are arranged in a matrix, and the U-shaped brackets are arranged in a matrix to position blades in batches, a positioning base plate is fixedly installed on the U-shaped bracket, a positioning plate is fixedly connected to the positioning base plate, and the positioning plate is used to contact and position the blade root edge plate.

[0008] A further technical solution is that the floating positioning assembly includes a floating positioning pin, a flexible spring and a U-shaped bracket; the U-shaped bracket is fixedly connected to the upper end surface of the base, both sides of the upper end of the U-shaped bracket are threadedly connected with floating positioning pins, and a gap is left between the floating positioning pin and the inner wall of the groove opened by the U-shaped bracket, and the outer wall of the floating positioning pin is sleeved with a flexible spring.

[0009] According to a further technical solution, the top of the U-shaped bracket adopts a height difference structure.

[0010] In summary, the embodiments of the present invention have the following beneficial effects compared with the prior art:

[0011] 1. Batch clamping of engine blades;

[0012] 2. The universal gripper will not get stuck when gripping the blade;

[0013] 3. The universal clamp holds the blade stably and reliably, and the positioning is accurate;

[0014] 4. The blades take up little space;

[0015] 5. Suitable for automated batch processing.

[0016] In order to more clearly illustrate the structural features and effects of the present invention, the present invention is described in detail below in conjunction with the accompanying drawings and specific embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0018] Figure 2 For this utility model Figure 1 A schematic diagram of the enlarged structure at A in the middle;

[0019] Figure 3 It is a partial cross-sectional structural schematic diagram of the utility model;

[0020] Figure 4 It is a schematic diagram of the structure of the utility model from top view.

[0021] In the figure: 1-base, 2-floating positioning pin, 3-flexible spring, 4-U-shaped bracket, 5-positioning base plate, 6-positioning plate, 7-blade, 8-universal clamping finger. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0023] The specific implementation of the present utility model is described in detail below in conjunction with specific embodiments.

[0024] like Figure 1-4As shown, an embodiment of the utility model provides a blade flexible support and precise positioning device, including a base 1, a blade 7 and a universal clamping finger 8, wherein a universal clamping finger 8 is fixedly arranged on one side of the upper end of the base 1, and a plurality of floating positioning components are fixedly connected to the base 1, and the plurality of floating positioning components are evenly distributed, and a plurality of U-shaped brackets 4 are fixedly arranged on the floating positioning component, and the plurality of U-shaped brackets 4 are arranged in a matrix, and the U-shaped brackets 4 are arranged in a matrix to position the blades 7 in batches, and a positioning base plate 5 is fixedly installed on the U-shaped bracket 4, and a positioning plate 6 is fixedly connected to the positioning base plate 5, and the positioning plate 6 is used to contact and position with the root edge plate of the blade 7, so that the blade 7 is stably placed in the U-shaped bracket 4.

[0025] like Figure 2 As shown, the floating positioning assembly includes a floating positioning pin 2, a flexible spring 3 and a U-shaped bracket 4; the U-shaped bracket 4 is fixedly connected to the upper end surface of the base 1, and both sides of the upper end of the U-shaped bracket 4 are threadedly connected with the floating positioning pins 2, and a gap is left between the floating positioning pin 2 and the inner wall of the groove opened by the U-shaped bracket 4, and the outer wall of the floating positioning pin 2 is sleeved with a flexible spring 3, and the flexible spring 3 enables the U-shaped bracket 4 to float on the base 1 and allow a certain amount of up and down floating.

[0026] Furthermore, the top of the U-shaped bracket 4 adopts a height difference structure, and the height difference structure plays a role in preventing installation errors.

[0027] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A blade flexible support and precise positioning device, comprising a base, a blade and a universal clamping finger, wherein a universal clamping finger is fixedly arranged on one side of the upper end of the base, characterized in that: A plurality of floating positioning assemblies are fixedly connected to the base, and the plurality of the floating positioning assemblies are evenly distributed. A plurality of U-shaped brackets are fixedly arranged on the floating positioning assemblies, and the plurality of the U-shaped brackets are arranged in a matrix. The U-shaped brackets are arranged in a matrix to position blades in batches. A positioning base plate is fixedly installed on the U-shaped bracket, and a positioning plate is fixedly connected to the positioning base plate, and the positioning plate is used to contact and position the blade root edge plate.

2. The blade flexible support and precise positioning device according to claim 1, characterized in that: The floating positioning assembly includes a floating positioning pin, a flexible spring and a U-shaped bracket; The U-shaped bracket is fixedly connected to the upper end surface of the base, and floating positioning pins are threadedly connected to both sides of the upper end of the U-shaped bracket, and a gap is left between the floating positioning pin and the inner wall of the groove opened by the U-shaped bracket, and a flexible spring is sleeved on the outer wall of the floating positioning pin.

3. The blade flexible support and precise positioning device according to claim 2, characterized in that: The top of the U-shaped bracket adopts a height difference structure.

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