Clamp for turbine box cover

Abstract

The utility model discloses a clamp of a turbine box cover, and relates to the technical field of turbine box cover machining. The clamp of the turbine box cover comprises a base plate, a hydraulic rod and a turnover structure, a vertical plate is fixedly installed at the top of the base plate, a movable plate is arranged on the base plate, rotating columns are rotationally installed on the adjacent side walls of the base plate and the vertical plate, arc-shaped clamping blocks are arranged on the rotating columns, and the hydraulic rod is fixedly installed at the top of the base plate; the free end of the hydraulic rod is fixedly connected with the movable plate, and the turn-over structure is arranged on the vertical plate and the rotating column. According to the clamp for the turbine box cover, on one hand, the turbine box covers of different sizes can be clamped, the arc-shaped clamping blocks can be replaced according to the shapes of the turbine box covers, the application range of the clamp is widened, on the other hand, the clamped turbine box covers can be driven to turn over up and down, and the clamping efficiency is improved. And the complexity that after one face of the turbine box cover is machined, the turbine box cover needs to be disassembled, overturned and fixed again is avoided, and the use convenience and practicability of the clamp are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of turbine case cover processing, in particular to a clamp for a turbine case cover. Background Art

[0002] The fixture for drilling holes on the left and right end covers of the motor turbine box with the publication number CN210233211 U includes a base, the fixture is installed on the base, the fixture includes a left fixture, a right fixture and a clamping assembly, the left fixture and the right fixture are both provided with an assembly cavity for holding the workpiece, the left fixture and the right fixture have the same structure and both include a fixed part and a sliding part arranged on the fixed part, the sliding parts of the left fixture and the right fixture are arranged relatively, and when the clamping assembly is working, the sliding part of the left fixture and the sliding part of the right fixture are pushed to move toward the fixed parts of the left fixture and the right fixture respectively at the same time. The device has the advantages of reliable and stable clamping, easy automation, and high production efficiency.

[0003] The above-mentioned clamp used for drilling holes in the left and right end covers of the motor turbine box can only fix turbine box covers of specific sizes, which leads to greater limitations on the clamp. After one side of the turbine box cover is processed, it needs to be disassembled, turned over and re-fixed, which is cumbersome and inconvenient to operate. Therefore, a clamp for the turbine box cover is proposed. Utility Model Content

[0004] The purpose of the utility model is to provide a clamp for a turbine case cover, which can solve the problem that the clamp can only fix turbine case covers of specific sizes, resulting in large limitations on the clamp, and one side of the turbine case cover needs to be disassembled, turned over and re-fixed after processing, which makes the operation more cumbersome and inconvenient.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a clamp for a turbine case cover, comprising a base plate, a hydraulic rod and a flip structure, a vertical plate is fixedly installed on the top of the base plate, a movable plate is arranged on the base plate, adjacent side walls of the base plate and the vertical plate are rotatably installed with rotating columns, an arc-shaped clamping block is arranged on the rotating column, the hydraulic rod is fixedly installed on the top of the base plate, the free end of the hydraulic rod is fixedly connected to the movable plate, the flip structure is arranged on the vertical plate and the rotating column, and the flip structure is used to drive the arc-shaped clamping block to rotate.

[0006] Preferably, a convex opening is provided on the top of the base plate, a convex block is fixedly mounted on the bottom of the movable plate, and the convex block is slidably mounted in the convex opening.

[0007] Preferably, a connecting column is fixedly installed on the outer wall of the arc-shaped clamping block, one end of which is fixedly connected to a disc, a stud is fixedly installed on the outer wall of the rotating column, a through hole is opened on the disc, one end of the stud passes through the through hole and is threadedly sleeved with a nut, so that the arc-shaped clamping block is easy to disassemble and assemble.

[0008] Preferably, a rubber pad is fixedly mounted on the inner wall of the arc-shaped clamping block, so that the turbine case cover has a buffering effect when it is installed.

[0009] Preferably, four groups of reinforcement blocks equidistantly distributed in a circular shape are fixedly mounted on the outer wall of the connecting column, and the reinforcement blocks are fixedly connected to the outer wall of the arc-shaped clamping block, making the arc-shaped clamping block more stable.

[0010] Preferably, the flipping structure includes a worm, a cross bar, a worm wheel and a motor. Two groups of sheet blocks distributed front to back are fixedly installed on the right side of the vertical plate. The worm is rotatably installed between the two groups of sheet blocks. One end of the cross bar passes through the vertical plate and is fixedly connected to the rotating column. The other end of the cross bar is fixedly connected to the worm wheel. The worm and the worm wheel are meshingly arranged. The motor is fixedly installed on the front side of a group of sheet blocks. The rotating shaft of the motor passes through a group of sheet blocks and is fixedly connected to the worm.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The clamp of the turbine case cover, through the coordinated use of a vertical plate, a movable plate, a hydraulic rod, a rotating column, an arc-shaped clamping block, a connecting column, a sheet-shaped block, a worm, a crossbar, a worm gear, a motor, a rubber pad, a convex block, a disc and a nut, can, on the one hand, clamp turbine case covers of different sizes, and the clamping process has a buffering effect, and at the same time the arc-shaped clamping block can be replaced according to the shape of the turbine case cover, thereby enhancing the application scope of the clamp, and on the other hand, can drive the clamped turbine case cover to be turned upside down, thereby avoiding the tediousness of disassembling, turning over and re-fixing one side of the turbine case cover after processing, thereby improving the convenience and practicality of the clamp. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The utility model is further described below in conjunction with the accompanying drawings and embodiments:

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0015] Figure 2 It is a three-dimensional structural schematic diagram of the connecting column of the utility model;

[0016] Figure 3 It is a three-dimensional structural schematic diagram of the convex block of the utility model;

[0017] Figure 4 It is a three-dimensional structural schematic diagram of the flip structure of the utility model.

[0018] Figure numerals: 1. base plate; 2. vertical plate; 3. movable plate; 4. hydraulic rod; 5. rotating column; 6. arc-shaped clamping block; 7. connecting column; 8. flip structure; 81. sheet block; 82. worm; 83. cross bar; 84. worm gear; 85. motor; 9. rubber pad; 10. convex block; 11. disc; 12. nut; 13. reinforcement block. DETAILED DESCRIPTION

[0019] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0020] See also Figure 1-4 The utility model provides a technical solution: a clamp for a turbine case cover, comprising a base plate 1, a hydraulic rod 4 and a flip structure 8, a vertical plate 2 is fixedly installed on the top of the base plate 1, a movable plate 3 is arranged on the base plate 1, rotating columns 5 are rotatably installed on the adjacent side walls of the base plate 1 and the vertical plate 2, an arc-shaped clamping block 6 is arranged on the rotating column 5, the hydraulic rod 4 is fixedly installed on the top of the base plate 1, the free end of the hydraulic rod 4 is fixedly connected to the movable plate 3, the flip structure 8 is arranged on the vertical plate 2 and the rotating column 5, and the flip structure 8 is used to drive the arc-shaped clamping block 6 to rotate.

[0021] A convex opening is provided on the top of the base plate 1, a convex block 10 is fixedly installed on the bottom of the movable plate 3, and the convex block 10 is slidably installed in the convex opening. A connecting column 7 is fixedly installed on the outer wall of the arc-shaped clamping block 6, and a disc 11 is fixedly connected to one end of the connecting column 7. A stud is fixedly installed on the outer wall of the rotating column 5, and a through hole is provided on the disc 11. One end of the stud passes through the through hole and a nut 12 is threadedly sleeved. A rubber pad 9 is fixedly installed on the inner wall of the arc-shaped clamping block 6, and four groups of reinforcement blocks 13 are fixedly installed on the outer wall of the connecting column 7 and are equidistantly distributed in a ring shape. The reinforcement block 13 is fixedly connected to the outer wall of the arc-shaped clamping block 6.

[0022] The flipping structure 8 includes a worm 82, a cross bar 83, a worm gear 84 and a motor 85. Two groups of sheet blocks 81 distributed front and back are fixedly installed on the right side of the vertical plate 2. The worm 82 is rotatably installed between the two groups of sheet blocks 81. One end of the cross bar 83 passes through the vertical plate 2 and is fixedly connected to the rotating column 5. The other end of the cross bar 83 is fixedly connected to the worm gear 84. The worm 82 is meshed with the worm gear 84. The motor 85 is fixedly installed on the front side of a group of sheet blocks 81. The rotating shaft of the motor 85 passes through a group of sheet blocks 81 and is fixedly connected to the worm 82. The turbine box cover is placed between the two groups of arc-shaped clamping blocks 6, and then the hydraulic rod 4 is controlled to pull the movable plate 3 to move to the left, and the arc-shaped clamping block 6 on the left side moves to the right and turns the turbine The cover is pressed, and then one side of the turbine cover is processed. After the processing is completed, the motor 85 is controlled to drive the worm 82 to rotate, and the worm 82 is engaged to drive the worm wheel 84 to rotate, and then the cross bar 83 is used to drive the rotating column 5 and the arc clamping block 6 as well as the turbine cover to flip. On the one hand, it can clamp turbine covers of different sizes, and the clamping process has a buffering effect. At the same time, the arc clamping block 6 can be replaced according to the shape of the turbine cover, which enhances the application range of the clamp. On the other hand, it can drive the clamped turbine cover to flip up and down, avoiding the tediousness of disassembling, flipping and re-fixing after one side of the turbine cover is processed, thereby improving the convenience and practicality of the clamp.

[0023] Working principle: place the turbine cover between two sets of arc-shaped clamping blocks 6, then control the hydraulic rod 4 to pull the movable plate 3 to move to the left, and the left arc-shaped clamping block 6 moves to the right and presses the turbine cover, and then process one side of the turbine cover. After one side is processed, control the motor 85 to drive the rotation of the worm 82, and the worm 82 engages to drive the rotation of the worm wheel 84, and then drives the rotating column 5 and the arc-shaped clamping block 6 and the turbine cover to flip through the cross bar 83.

[0024] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments. Various changes can be made within the knowledge scope of ordinary technicians in the technical field without departing from the purpose of the present invention.

Claims

1. A fixture for a turbine case cover, characterized in that: include: A base plate (1) is fixedly mounted with a vertical plate (2) on the top, a movable plate (3) is arranged on the base plate (1), and rotating columns (5) are rotatably mounted on adjacent side walls of the base plate (1) and the vertical plate (2), and an arc-shaped clamping block (6) is arranged on the rotating column (5); A hydraulic rod (4) is fixedly mounted on the top of the base plate (1), and a free end of the hydraulic rod (4) is fixedly connected to the movable plate (3); The flip structure (8) is arranged on the vertical plate (2) and the rotating column (5), and the flip structure (8) is used to drive the arc-shaped clamping block (6) to rotate.

2. A fixture for a turbine case cover according to claim 1, characterized in that: The top of the base plate (1) is provided with a convex opening, the bottom of the movable plate (3) is fixedly provided with a convex block (10), and the convex block (10) is slidably installed in the convex opening.

3. The fixture for a turbine case cover according to claim 1, characterized in that: A connecting column (7) is fixedly mounted on the outer wall of the arc-shaped clamping block (6), one end of which is fixedly connected to a disc (11), and a stud is fixedly mounted on the outer wall of the rotating column (5), a through hole is provided on the disc (11), one end of which passes through the through hole and is threadedly sleeved with a nut (12).

4. A fixture for a turbine case cover according to claim 3, characterized in that: A rubber pad (9) is fixedly mounted on the inner wall of the arc-shaped clamping block (6).

5. The fixture for a turbine case cover according to claim 3, characterized in that: Four groups of reinforcing blocks (13) equidistantly distributed in a circular shape are fixedly mounted on the outer wall of the connecting column (7), and the reinforcing blocks (13) are fixedly connected to the outer wall of the arc-shaped clamping block (6).

6. The fixture for a turbine case cover according to claim 1, characterized in that: The flipping structure (8) comprises a worm (82), a cross bar (83), a worm wheel (84) and a motor (85); two groups of sheet blocks (81) arranged front and back are fixedly mounted on the right side of the vertical plate (2); the worm (82) is rotatably mounted between the two groups of sheet blocks (81); one end of the cross bar (83) passes through the vertical plate (2) and is fixedly connected to the rotating column (5); the other end of the cross bar (83) is fixedly connected to the worm wheel (84); the worm (82) and the worm wheel (84) are meshed; the motor (85) is fixedly mounted on the front side of a group of sheet blocks (81); the rotating shaft of the motor (85) passes through a group of sheet blocks (81) and is fixedly connected to the worm (82).

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