Positioning and clamping device for aviation mechanical drilling

Abstract

The utility model relates to the technical field of aviation workpiece machining, in particular to a positioning and clamping device for aviation mechanical drilling, which comprises a base, two sliding chutes are arranged in the base, sliding blocks are connected in the sliding chutes in a sliding manner, and the upper ends of the sliding blocks are fixedly connected with connecting blocks; and one side of each clamping plate is fixedly connected with a protective pad, the other side of each clamping plate is fixedly connected with a connecting base, and a connecting plate is hinged between the interior of each connecting base and the interior of the corresponding connecting block. A motor drives a main bevel gear to rotate reversely, so that the bevel gear drives a screw rod to rotate reversely, a sliding block drives a connecting block to slide reversely in a sliding groove, the connecting block pulls an inclined connecting plate, the connecting plate rotates and pulls a connecting base, the connecting base pulls a clamping plate, and the clamping plate rotates into a groove; therefore, the risk that an operator is injured due to mistaken touch is reduced, and the potential operation risk is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to aviation workpiece machining technical field especially relates to a kind of positioning clamping devices of aviation mechanical drilling. BACKGROUND

[0002] The positioning clamping device of aviation mechanical drilling is a device specially designed for aviation machinery manufacturing process, which precisely positions and clamps the workpiece. It ensures that the workpiece can be stably maintained at the predetermined position during drilling processing, thereby improving the processing accuracy and efficiency.

[0003] The existing positioning clamping device is inconvenient to store and hide the protruding clamping assembly when it is not needed to position and clamp the workpiece. The protruding clamping assembly is prone to collide with the operator, which may cause accidental injury. UTILITY MODEL CONTENT

[0004] The utility model aims to provide a kind of positioning clamping devices of aviation mechanical drilling, and the effect of improving the safety of positioning clamping device is realized by the device, to solve the problem of poor device safety in the prior art.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

[0006] A positioning clamping device for aviation mechanical drilling includes a base, two recesses are provided on the upper end of the base, two sliding grooves are provided inside the base, the sliding grooves are communicated with the recesses, a sliding block is slidably connected inside the sliding grooves, and a connecting block is fixedly connected to the upper end of the sliding block; two clamping plates are rotatably arranged inside the recesses, a protective pad is fixedly connected to one side of the clamping plate, a connecting seat is fixedly connected to the other side of the clamping plate, and a connecting plate is hingedly connected between the inside of the connecting seat and the inside of the connecting block.

[0007] Preferably, a screw rod is rotatably connected inside the sliding groove, and the screw rod is threadedly connected with the sliding block.

[0008] Preferably, a cavity is provided inside the base, two bevel gears are rotatably connected inside the cavity, and the side wall of the bevel gear is fixedly connected with the end of the screw rod.

[0009] Preferably, a slot is provided on the upper end of the base, an electric motor is fixedly connected inside the slot, a main bevel gear is fixedly connected to the output end of the electric motor, the main bevel gear is rotatably connected inside the cavity, and the main bevel gear is meshed with the bevel gear.

[0010] Preferably, an upper cover is threadedly connected inside the slot, and a hexagonal slot is provided on the upper end of the upper cover.

[0011] Preferably, two protrusions are fixedly connected to the two sides of the base, and a through slot is provided through the inside of the protrusion.

[0012] Compared with the prior art, the utility model has the advantages of:

[0013] 1、When needing to carry out drilling to work piece, operating personnel places work piece on base, motor drives main bevel gear to rotate, and then through the meshing cooperation between main bevel gear and bevel gear, make the bevel gear drive screw rod rotate, then sliding block drives connecting block to slide in sliding slot, connecting block pushes the inclined connecting plate, the connecting plate rotates and pushes the connecting seat, the connecting seat pushes the clamping plate, make the clamping plate rotate from the horizontal state in the recess to the vertical state, when the clamping plate is in the vertical state, the protective pad side wall of clamping plate side wall and work piece side wall are closely contacted, so as to be positioned and clamped through two clamping plates and work piece, ensure the stability and accuracy of work piece in the drilling process, avoid the drilling error caused by work piece movement or shaking.

[0014] 2、Motor drives main bevel gear to rotate reversely, and then through the meshing cooperation between main bevel gear and bevel gear, make the bevel gear drive screw rod rotate reversely, sliding block drives connecting block to slide reversely in sliding slot, connecting block pulls the inclined connecting plate, the connecting plate rotates and pulls the connecting seat, the connecting seat pulls the clamping plate, make the clamping plate rotate from the vertical state to the horizontal state, the clamping plate rotates to the recess inside, through the recess to its storage and hiding, when the clamping plate is stored to the recess inside, they will not protrude in the work area, so as to reduce the risk of injury of operating personnel due to accidental touch, reduce potential operation risk. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a top view external structure schematic diagram of the positioning and clamping device for aviation mechanical drilling.

[0016] Figure 2 It is a top view storage external structure schematic diagram of the positioning and clamping device for aviation mechanical drilling.

[0017] Figure 3 It is a front view cross-sectional structure schematic diagram of the positioning and clamping device for aviation mechanical drilling.

[0018] Figure 4 It is an elevation cross-sectional structure schematic diagram of the positioning and clamping device for aviation mechanical drilling.

[0019] Figure 5 It is a side view cross-sectional structure schematic diagram of the positioning and clamping device for aviation mechanical drilling.

[0020] In the figure: 001 base, 101 groove, 102 sliding groove, 103 sliding block, 104 screw, 105 connecting block, 106 cavity, 107 bevel gear, 108 notch, 109 upper cover, 110 protruding block, 111 through slot, 002 clamping plate, 201 protective pad, 202 connecting seat, 203 connecting plate, 003 motor, 301 main bevel gear. DETAILED DESCRIPTION

[0021] 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.

[0022] REFERENCE Figures 1-5 A positioning and clamping device for aviation mechanical drilling comprises a base 001, two grooves 101 are arranged on the upper end of the base 001, two sliding grooves 102 are arranged in the base 001, the sliding grooves 102 are communicated with the grooves 101, sliding blocks 103 are slidably connected in the sliding grooves 102, and connecting blocks 105 are fixedly connected to the upper ends of the sliding blocks 103. Two clamping plates 002 are rotatably arranged in the grooves 101, protective pads 201 are fixedly connected to one side of the clamping plates 002, connecting seats 202 are fixedly connected to the other side of the clamping plates 002, and connecting plates 203 are hingedly connected between the connecting seats 202 and the connecting blocks 105. When it is needed to drill a workpiece, an operator places the workpiece on the base 001, then the connecting blocks 105 are driven to slide in the sliding grooves 102 by the sliding blocks 103, the connecting blocks 105 push the inclined connecting plates 203, the connecting plates 203 are rotated and push the connecting seats 202, the connecting seats 202 push the clamping plates 002, and the clamping plates 002 are rotated from the horizontal state in the grooves 101 to the vertical state. When the clamping plates 002 are in the vertical state, the protective pads 201 on the side walls of the clamping plates 002 are in close contact with the side wall of the workpiece, so that the workpiece is positioned and clamped by the two clamping plates 002. Then the workpiece is drilled by a drilling device. When the workpiece is drilled and needs to be released, the connecting blocks 105 are reversely driven to slide in the sliding grooves 102 by the sliding blocks 103, the connecting blocks 105 pull the inclined connecting plates 203, the connecting plates 203 are rotated and pull the connecting seats 202, the connecting seats 202 pull the clamping plates 002, and the clamping plates 002 are rotated from the vertical state to the horizontal state in the grooves 101, so that the workpiece is released. Then the clamping plates 002 are rotated into the grooves 101 and are hidden in the grooves 101.

[0023] A screw 104 is rotatably connected in the sliding groove 102, and the screw 104 is threadedly connected with the sliding block 103. When the screw 104 is reversely rotated, the sliding block 103 is driven to slide leftward and rightward by the thread cooperation between the screw 104 and the sliding block 103.

[0024] The base 001 is internally provided with a cavity 106, and two bevel gears 107 are rotationally connected inside the cavity 106, and the side wall of the bevel gear 107 is fixedly connected with the end of the screw rod 104, and the screw rod 104 is driven to rotate through the bevel gear 107.

[0025] The upper end of the base 001 is provided with a notch 108, and the motor 003 is fixedly connected inside the notch 108, and the output end of the motor 003 is fixedly connected with a main bevel gear 301, and the main bevel gear 301 is rotationally connected inside the cavity 106, and the main bevel gear 301 is engaged with the bevel gear 107, and the main bevel gear 301 is driven to rotate through the motor 003, and the bevel gear 107 is driven to rotate through the engagement between the main bevel gear 301 and the bevel gear 107.

[0026] The upper end of the notch 108 is provided with a hexagonal notch, and when the motor 003 needs to be overhauled, the operator extends a hexagonal wrench into the hexagonal notch at the upper end of the upper cover 109, and then rotates the upper cover 109, so that the upper cover 109 is screwed out of the notch 108, and then the motor 003 inside the notch 108 can be overhauled.

[0027] Both sides of the base 001 are fixedly connected with two protrusions 110, and the protrusions 110 are internally provided with through grooves 111, and the operator moves the base 001 into the aviation mechanical drilling equipment, and then uses a bolt to pass through the through groove 111 and is threadedly connected with a specified position inside the drilling equipment, so as to fix the protrusions 110, thereby fixing the base 001 inside the drilling equipment.

[0028] In the utility model, the operator moves the base 001 into the aviation mechanical drilling equipment, and then uses a bolt to pass through the through groove 111 and is threadedly connected with a specified position inside the drilling equipment, so as to fix the protrusions 110, thereby fixing the base 001 inside the drilling equipment, when the workpiece needs to be drilled, the operator places the workpiece on the base 001, the motor 003 drives the main bevel gear 301 to rotate, and the bevel gear 107 is driven to rotate through the engagement between the main bevel gear 301 and the bevel gear 107, then the sliding block 103 drives the connecting block 105 to slide in the sliding groove 102, the connecting block 105 pushes the inclined connecting plate 203, the connecting plate 203 rotates and pushes the connecting seat 202, the connecting seat 202 pushes the clamping plate 002, so that the clamping plate 002 rotates from the horizontal state in the groove 101 to the vertical state, when the clamping plate 002 is in the vertical state, the side wall of the protective pad 201 on the side wall of the clamping plate 002 is in close contact with the side wall of the workpiece, so that the workpiece is positioned and clamped by the two clamping plates 002, and then the workpiece is drilled by the drilling equipment.

[0029] When the workpiece drilling process needs to be released from the clamping, the motor 003 drives the main bevel gear 301 to rotate reversely, and then through the meshing cooperation between the main bevel gear 301 and the bevel gear 107, the bevel gear 107 drives the screw rod 104 to rotate reversely, the sliding block 103 drives the connecting block 105 to slide reversely in the sliding groove 102, the connecting block 105 pulls the inclined connecting plate 203, the connecting plate 203 rotates and pulls the connecting seat 202, the connecting seat 202 pulls the clamping plate 002, so that the clamping plate 002 rotates from the vertical state to the horizontal state, thereby releasing the clamping of the workpiece, and the clamping plate 002 rotates to the inside of the recess 101 and is hidden by the recess 101.

[0030] The above is only the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. An apparatus for positioning and clamping an aircraft mechanical drill, comprising: Include The base (001) is provided with two grooves (101) at the upper end, and the inside of the base (001) is provided with two sliding grooves (102) which communicate with the grooves (101), the sliding grooves (102) are slidingly connected with the sliding blocks (103) inside, and the upper end of the sliding blocks (103) is fixedly connected with the connecting blocks (105); Two clamping plates (002) are rotatably arranged in the grooves (101), one side of the clamping plates (002) is fixedly connected with the protective pads (201), the other side of the clamping plates (002) is fixedly connected with the connecting seats (202), and the connecting plates (203) are hingedly connected between the inside of the connecting seats (202) and the inside of the connecting blocks (105).

2. An aircraft mechanical drilling positioning and clamping device according to claim 1, characterized in that, The sliding groove (102) is rotatably connected with the screw rod (104), and the screw rod (104) is threadedly connected with the sliding block (103).

3. An apparatus for positioning and clamping a drill string for an airborne mechanical drill hole according to claim 1, wherein, The inside of the base (001) is provided with a cavity (106), two bevel gears (107) are rotatably connected in the cavity (106), and the side wall of the bevel gear (107) is fixedly connected with the end of the screw rod (104).

4. An apparatus according to claim 1, wherein, The upper end of the base (001) is provided with a notch (108), the inside of the notch (108) is fixedly connected with the motor (003), the output end of the motor (003) is fixedly connected with the main bevel gear (301), the main bevel gear (301) is rotatably connected with the inside of the cavity (106), and the main bevel gear (301) is engaged with the bevel gear (107).

5. An aircraft mechanical drilling positioning and clamping device according to claim 4, characterized in that, The inside of the notch (108) is threadedly connected with the upper cover (109), and the upper end of the upper cover (109) is provided with a hexagonal notch.

6. An aircraft mechanical drilling positioning and clamping device according to claim 1, characterized in that, Both sides of the base (001) are fixedly connected with two protrusions (110), and the inside of the protrusions (110) is throughly provided with a through groove (111).

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