Aviation part positioning tool

Abstract

An aviation part positioning tool comprises a marking machine head, a machine frame and a workpiece platform, a movable supporting rotating table is arranged on the horizontal supporting face of the machine frame, and a machine head up-down adjusting device is arranged on the vertical supporting face of the machine frame. The workpiece platform is arranged on the upper end face of the movable supporting rotating table, a sliding pair I is formed between the lower end face of the movable supporting rotating table and the rack, and a rotating pair I is formed between the workpiece platform and the movable supporting rotating table; the machine head up-down adjusting device, the trapezoid frame, the L-shaped plate frame and the marking machine head are sequentially connected, a sliding pair II is formed between the machine head up-down adjusting device and the trapezoid frame, a rotating pair II is formed between the trapezoid frame and the L-shaped plate frame, and the L-shaped plate frame and the marking machine head are in rigid connection. The sliding pair I, the sliding pair II, the rotating pair I and the rotating pair II are each provided with an adjusting device and a locking device, the adjusting devices are used for adjusting the motion amplitude of the sliding pairs and the rotating pairs, the locking devices are used for locking the sliding pairs, and the motion positions of the rotating pairs are fixed.

Description

Technical Field

[0001] The utility model belongs to the field of parts marking processing, and specifically relates to an aviation parts positioning tool. Background Art

[0002] In the existing technology, the requirements for marking positions of aviation parts are different. Moreover, since the requirements for aviation parts are different from those for traditional parts marking, the requirements are more stringent, such as the position, coding type and coding pattern shape, which must be implemented as required. Traditional marking equipment, when used for aviation parts, has the following problems:

[0003] The marking position and part size vary greatly. Since aviation parts are basically small batches, with multiple sizes and specifications, the marking tasks of different parts appear at one marking station, and the existing marking equipment cannot meet such production needs. In addition, the marking needs include the coding needs of clear codes, LOGOs, and QR codes. Therefore, how to achieve flexible, small batch, compatible with multiple parts, multiple sizes, multiple marking positions and multiple pattern requirements of marking equipment, the existing technology has not yet had a suitable technical means;

[0004] Publication (Announcement) No.: CN207547902U, discloses a turntable universal marking machine, including a base frame, a marking frame, a marking mechanism, a rotating table and a control mechanism, the base frame is a rectangular frame, a rotating positioning motor is installed inside, the rotating table is fixedly installed at the top of the base frame, the top of the rotating table is connected to a station mounting plate, the rotating shaft of the rotating positioning motor is connected and fixed to the rotating table, driving the station mounting plate to move; a control mechanism and an emergency stop button are provided on one side of the rotating table; a marking mechanism is fixedly installed at the top of the base frame, the marking mechanism includes a guide shaft and a laser, the guide shaft and the laser are a cross-shaped structure, the lower end of the guide shaft is fixed on the marking frame, a guide rail is provided on the guide shaft, the laser is provided on the guide shaft, the laser is provided with a laser port, and the laser port is directly opposite to the station mounting plate. The utility model has a simple structure and can be used for laser marking of different types of products, thereby solving the problem that the current marking machine can only mark specific products.

[0005] Therefore, in the existing technology, there is a lack of effective technical measures for marking inner arcs, outer arcs and curved surfaces, as well as for adjusting the marking head with multiple degrees of freedom, especially for meeting the marking technology requirements of different sizes, shapes and marking surfaces, and improvements are urgently needed. Utility Model Content

[0006] In view of this, facing the shortcomings of the prior art, the purpose of this application is to provide an aviation parts positioning tooling, which has a mounting table that can rotate and move left and right through a standard positioning tooling; the upper and lower marking heads can move, and the marking heads can rotate to adjust the marking angle; complete the marking of each font one by one to form arc-shaped graphics, especially for marking applications on inner arcs, outer arcs and curved surfaces.

[0007] To achieve the above-mentioned purpose and other related purposes, the present application provides an aviation parts positioning tool, including a marking head, a frame, and a workpiece platform, the frame forms a support surface in at least two directions, the marking head and the workpiece platform are respectively arranged on the support surfaces of the frame in two different directions, a movable support rotating table is arranged on the horizontal support surface of the frame, and a head up and down adjustment device is arranged on the vertical support surface of the frame;

[0008] The workpiece platform is arranged on the upper end surface of the movable support rotating table, a sliding pair I is formed between the lower end surface of the movable support rotating table and the frame, and a rotating pair I is formed between the workpiece platform and the movable support rotating table;

[0009] The machine head up and down adjustment device, the ladder frame, the L plate frame, and the marking machine head are connected in sequence, and a sliding pair II is formed between the machine head up and down adjustment device and the ladder frame, a rotating pair II is formed between the ladder frame and the L plate frame, and the L plate frame and the marking machine head are rigidly connected;

[0010] Sliding pair I, sliding pair II, rotating pair I and rotating pair II are all provided with adjusting devices and locking devices. The adjusting devices are used to adjust the movement amplitude of the sliding pair and the rotating pair, and the locking devices are used to lock the movement position of the sliding pair and the rotating pair.

[0011] A technical solution provided by this application also has the following technical features:

[0012] Preferably, in one embodiment of the present application, the sliding pair I and the sliding pair II are screw pairs; the rotating pair I includes a motor and a bearing; the screw pair has precise position control and load capacity, and can meet the requirements of the multi-degree-of-freedom marking equipment for position adjustment, ensuring the accuracy and stability of the marking;

[0013] The motor provides the rotational force, and the bearing supports the movement of the rotary pair, ensuring the rotational freedom and stability of the workpiece platform, as well as the accuracy of the part position during the marking process.

[0014] Preferably, in one embodiment of the present application, the rotating pair II includes a rotating disk, a fixed disk, a locking member and a handle. The rotating disk and the fixed disk provide support and positioning for the rotational motion. The locking member and the handle are used to fix and adjust the rotating pair II to ensure that the angle adjustment of the marking head is accurate and reliable.

[0015] Preferably, in one embodiment of the present application, a slide rail and a slideway are arranged between the lower end surface of the movable support rotating table and the frame, and the slide rail and the slideway are used to support the movable support rotating table to slide smoothly on the frame, ensuring the stability and precise adjustment of the workpiece position, thereby realizing the marking requirements of different positions.

[0016] Preferably, in one embodiment of the present application, positioning holes and positioning grooves are provided on the workpiece platform, there are at least three positioning holes, and the positioning grooves are composed of two parallel grooves; the positioning holes and the positioning grooves are arranged in a circular array; the positioning holes and the positioning grooves facilitate the fixation of the processing object, and cooperate with some positioning tooling to enable the special-shaped parts to be stably supported on the workpiece platform.

[0017] Preferably, in one embodiment of the present application, an emergency switch is provided on the frame, and the emergency switch is used to cut off the power supply of the marking head and the mobile support rotating table, thereby ensuring the safety, stability and operability of the equipment, and providing comprehensive technical support for the realization of aviation parts marking.

[0018] Preferably, in one embodiment of the present application, the marking head, the movable support rotating table and the emergency switch are equipped with an electrical cabinet.

[0019] Preferably, in one embodiment of the present application, an adjustment handwheel II is provided at the end of the screw pair of the machine head up and down adjustment device, and an adjustment handwheel I is provided at the end of the screw pair of the movable support rotating table; the marking equipment needs to be adjusted in height and angle to adapt to aviation parts of different positions and shapes; the setting of the adjustment handwheel allows the operator to easily adjust the position of the machine head and the workpiece platform, thereby meeting various marking requirements.

[0020] Preferably, in one embodiment of the present application, the ladder frame includes end plate I, end plate I and side plate I, side plate II, end plate I is used to connect the moving part of the up and down adjustment device of the machine head, and end plate I is used to connect the rotating pair II; side plate I and side plate II are used to connect end plate I and end plate II; the L plate frame includes two vertical side plates III and side plate IV, side plate III is used to connect the rotating pair II, and side plate IV is used to rigidly connect the marking head; the ladder frame and the L plate frame are provided with reinforcing ribs or reinforcing blocks for connecting adjacent plates, and the arrangement of the end plates, side plates and reinforcing ribs / blocks allows the various components to be firmly connected together, and the length of side plates I and side plates II can also make the marking head of the present equipment in a convenient processing position to avoid interference between the frame and parts.

[0021] Preferably, in one embodiment of the present application, weight-reducing holes are provided on the L-plate frame; the provision of the weight-reducing holes is intended to reduce the weight of the L-plate frame, thereby reducing the mass of the entire marking equipment and reducing the amount of material used; the provision of the weight-reducing holes can significantly reduce the dead weight of the marking equipment and reduce the manpower and material costs during the equipment handling, adjustment and maintenance process.

[0022] Preferably, in one embodiment of the present application, an illuminating lamp is provided on the L-plate frame, and the illuminating lamp includes a flexible portion so that the illumination area of ​​the illuminating lamp is adjustable; the setting of the illuminating lamp provides good lighting conditions, ensuring that the operator has sufficient light when using the marking equipment for observation and operation; the flexible portion enhances the flexibility and adaptability of the lighting, and the lighting angle and range can be adjusted according to work requirements, ensuring that the light can cover the area that needs to be illuminated, thereby improving the comfort and efficiency of operation.

[0023] Preferably, in one embodiment of the present application, a leveling device is provided on the lower end surface of the rack, and the leveling device is used to support the rack so that the rack is horizontally arranged; the setting of the leveling device enables the rack of the marking device to be stably supported on an uneven ground and ensures that the rack is horizontally arranged. Such a device is usually composed of support feet or support screws with adjustable heights. By adjusting the height of these support points, the rack can be stably supported on a horizontal plane, ensuring the overall stability of the marking device.

[0024] Preferably, in one embodiment of the present application, at least two limit blocks are provided on the frame, and the limit blocks are used to limit the movement limit positions of the movable support rotating table and the head up and down adjustment device.

[0025] Preferably, in one embodiment of the present application, the marking head is equipped with a handheld code reader, a simulated marking position device and an industrial control PLC module.

[0026] The beneficial effects of this application are:

[0027] 1. The utility model forms a multi-degree-of-freedom marking device by setting a plurality of mobile pairs and rotating pairs. A rotating pair and a mobile pair are arranged between the marking head and the frame, so as to realize the rotational freedom and the vertical degree-of-freedom adjustment of the marking head. The marking head realizes the rotation angle and height adjustment relative to the workpiece, and adapts to the adjustment of the height of the marking working surface of different parts. At the same time, by rotating the marking head, the part marking working surface can be rotated from the original horizontal plane to any angle, that is, the marking surface rotates with the random head, so that the marking of the upper inner wall, the side inner wall and the side outer wall inside the part can be realized. For the working condition that it is difficult to fix the marking surface of the part to be processed to be horizontal and upward, the problem is well overcome, and it has good compatibility with the marking requirements of multi-size and special-shaped parts.

[0028] 2. The marking target parts of the utility model are set on the workpiece platform. The mobile support rotating table drives the workpiece platform to move on the frame, adjusts the position on the frame, and the workpiece moves horizontally relative to the marking head; the mobile support rotating table drives the workpiece platform to rotate, so that the workpiece rotates relative to the marking head; thus, arc marking and adjustment requirements such as the position of moving parts are realized;

[0029] In general, the present application further combines the degrees of freedom of the marking head and the degrees of freedom of part adjustment, which has the advantages of low difficulty in positioning and installing parts, namely reducing the need for complex part fixation, and by adjusting the position of the part relative to the marking head and further adjusting the position of the marking head relative to the part, the marking needs of aviation parts are fully met, and the marking requirements of parts with different sizes, shapes, and marking surfaces are well met. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is a schematic diagram of an aviation parts positioning tool of the utility model;

[0031] Figure 2 This is a front view of an aviation parts positioning tool of the utility model;

[0032] Figure 3 This is a top view of an aviation parts positioning tool of the utility model;

[0033] Figure 4 It is a left view of an aviation parts positioning tool of the utility model;

[0034] Figure 5 This is a partial view of an aviation parts positioning tool of the utility model;

[0035] Figure 6 It is a partial exploded view of a mobile support rotating table of an aviation parts positioning tooling of the utility model;

[0036] Figure 7 This is a schematic diagram of the position of the lead screw pair of the mobile support rotating table of an aviation parts positioning tooling of the utility model;

[0037] Figure 8 It is a schematic diagram of a rotary pair of an aviation parts positioning tooling of the utility model;

[0038] In the figure:

[0039] 1. Marking head

[0040] 2. Lighting

[0041] 3. Workpiece platform

[0042] 4. Mobile support rotating table

[0043] 5. Rack

[0044] 6. Head up and down adjustment device

[0045] 7. Electrical cabinet

[0046] 8. Ladder rack

[0047] 9. L-plate rack

[0048] 10. Emergency switch

[0049] 41. Track

[0050] 42. Adjustment hand wheel Ⅰ

[0051] 31. Positioning hole

[0052] 32. Positioning slot

[0053] 61. Adjustment hand wheel Ⅱ

[0054] 11. Rotation pair II

[0055] 111. Locking parts

[0056] 112. Fixed disk

[0057] 113. Rotating disk. DETAILED DESCRIPTION

[0058] The specific implementation methods of the present application are further described in detail below in conjunction with the accompanying drawings. These implementation methods are only used to illustrate the present application, and are not intended to limit the present utility model.

[0059] In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0060] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0061] In addition, in the description of the present invention, unless otherwise specified, “plurality” means two or more.

[0062] like Figure 1-4As shown, an aviation parts positioning tool comprises a marking head 1, a frame 5, and a workpiece platform 3. The frame 5 forms a support surface in at least two directions. The marking head 1 and the workpiece platform 3 are respectively arranged on the support surfaces of the frame 5 in two different directions. A movable support rotating table 4 is arranged on the horizontal support surface of the frame 5. A head up and down adjustment device 6 is arranged on the vertical support surface of the frame 5.

[0063] like Figure 6 , 7 As shown, the workpiece platform 3 is arranged on the upper end surface of the movable support rotating table 4, a sliding pair I is formed between the lower end surface of the movable support rotating table 4 and the frame 5, and a rotating pair I is formed between the workpiece platform 3 and the movable support rotating table 4;

[0064] like Figure 5 As shown, the machine head up-down adjustment device 6, the ladder frame 8, the L plate frame 9, and the marking machine head 1 are connected in sequence, and a sliding pair II is formed between the machine head up-down adjustment device 6 and the ladder frame 8, a rotating pair II is formed between the ladder frame 8 and the L plate frame 9, and the L plate frame 9 and the marking machine head 1 are rigidly connected;

[0065] Sliding pair I, sliding pair II, rotating pair I and rotating pair II are all provided with adjusting devices and locking devices. The adjusting devices are used to adjust the movement amplitude of the sliding pair and the rotating pair, and the locking devices are used to lock the movement position of the sliding pair and the rotating pair.

[0066] When this application is implemented, the implementation points are as follows: Multi-degree-of-freedom marking equipment is realized: the multi-degree-of-freedom design of the marking equipment includes the up and down adjustment device of the machine head and the workpiece platform and the rotation device of the workpiece platform; the machine head and the workpiece platform are allowed to be flexibly adjusted in the horizontal and vertical directions through the screw pair and the adjustment hand wheel to meet the marking needs of aviation parts of different sizes and shapes;

[0067] The equipment is equipped with lighting and leveling devices. The lighting provides sufficient lighting conditions, while the leveling device ensures that the equipment can be stably supported and kept horizontal on different ground surfaces, ensuring a good operating environment during the marking process and ensuring the stability of the equipment and the marking quality;

[0068] The structural settings of the present application, such as weight-reducing holes and reinforcing ribs, are intended to reduce the weight of the equipment while enhancing its stability and durability; the design of the ladder frame and L-plate frame enables the various components of the equipment to be firmly connected, thereby improving the stability of the overall structure;

[0069] After the implementation of this application, the marking equipment has high flexibility and adaptability, and can meet the marking needs of aviation parts of different shapes, sizes and positions; by adjusting each device, the marking head can flexibly aim at various parts of the workpiece for marking, thereby achieving the needs of various marking effects;

[0070] Specifically, in one embodiment of the present application, sliding pair I and sliding pair II are screw pairs; rotating pair I includes a motor and a bearing; sliding pair I and sliding pair II use a screw pair as a sliding mechanism, and the screw pair consists of a screw and a nut. By rotating the screw, the nut moves along the axis of the screw to realize the up and down movement of the workpiece platform and other components.

[0071] The lead screw pair has high transmission accuracy and stability, which is very suitable for the application scenario that requires precise control of the moving distance and position. In addition, the lead screw pair has a mature structure and can be matched with various specifications of parts;

[0072] Ensure the matching accuracy of the lead screw and nut, as well as the straightness and surface finish of the lead screw to reduce friction and error during movement. For marking equipment, an error of plus or minus 2 mm is acceptable.

[0073] like Figure 8 As shown, the rotating pair II 11 includes a locking member 111, a fixed disk 112, a rotating disk 113 and a handle; the locking member 111 is used to lock the fixed disk 112 and the rotating disk 113, the fixed disk 112 is fixed on the ladder frame 8, and the rotating disk 113 is fixed on the L-plate frame 9, the fixed disk 112 and the rotating disk 113 rotate relative to each other, the fixed disk 112 is driven by the handle, and the locking member 111 is used to lock the fixed disk 112 and the rotating disk 113 at the target position;

[0074] Rotary pair I is used to realize the rotation of the workpiece platform, in which the motor provides power and the bearing supports the rotational motion; the motor controls the rotational motion through the control system, and the bearing ensures the stability and smoothness of the rotation; the motor can be selected as a stepper motor or a DC motor, and the motor can be selected by determining the rotation speed and torque.

[0075] Specifically, in one embodiment of the present application, a slide rail and a slideway are provided between the lower end surface of the movable support rotating platform 4 and the frame 5, and the slide rail and the slideway are used to support the movable support rotating platform 4 to slide smoothly on the frame 5; Figure 1 , 4 The track 41 is an available slide rail and slideway structure.

[0076] Specifically, in one embodiment of the present application, Figure 1 As shown, the workpiece platform 3 is provided with positioning holes 31 and positioning grooves 32, there are at least three positioning holes 31, and the positioning grooves 32 are composed of two parallel grooves; the positioning holes 31 and the positioning grooves 32 are arranged in a circular array, and the positioning holes 31 and the positioning grooves 32 can accurately fix the workpiece and ensure the accuracy and consistency of the marking position.

[0077] Specifically, in one embodiment of the present application, an emergency switch 10 is provided on the frame 5, and the emergency switch 10 is used to cut off the power supply of the marking head 1 and the movable support rotating table 4; the emergency switch 10 can cut off the power supply in time in an emergency to ensure the safety of the operator.

[0078] Specifically, in one embodiment of the present application, the marking head 1, the movable support rotating table 4 and the emergency switch 10 are equipped with an electrical cabinet 7; the electrical control system of the marking head, the movable support rotating table and the emergency switch is arranged in the electrical cabinet 7, including a driver, a controller, and a sensor for measuring the abnormal state and working state of the equipment, such as current, motor speed, and grounding safety state; suitable electrical components and circuit boards are arranged inside the electrical cabinet 7, and the matching control with the marking head, the movable support rotating table and the emergency switch is realized through wiring and connection.

[0079] Specifically, in one embodiment of the present application, an adjusting handwheel II 61 is provided at the end of the screw pair of the machine head up and down adjustment device 6, and an adjusting handwheel I42 is provided at the end of the screw pair that moves and supports the rotating table 4; the adjusting handwheel I42 is fixed to the screw shaft by a threaded connection or a key connection, and rotating the handwheel I42 can realize the rotation of the screw shaft, thereby adjusting the up and down position of the machine head on the frame 5.

[0080] Specifically, in one embodiment of the present application, the ladder frame 8 includes an end plate I, an end plate I and a side plate I, a side plate II, the end plate I is used to connect the moving part of the head up and down adjustment device 6, and the end plate I is used to connect the rotating pair II 11; the side plate I and the side plate II are used to connect the end plate I and the end plate II; the L plate frame 9 includes two vertical side plates III and IV, the side plate III is used to connect the rotating pair II 11, and the side plate IV is used to rigidly connect the marking head 1; the ladder frame 8 and the L plate frame 9 are provided with reinforcing ribs or reinforcing blocks for connecting adjacent plates; the materials required for manufacturing the ladder frame 8 and the L plate frame 9 can be selected from metal materials with good mechanical properties and stability, such as steel; CNC machine tools or other mechanical processing equipment perform cutting, drilling, milling and other processing on the selected materials to manufacture various parts of the ladder frame 8 and the L plate frame 9;

[0081] Assemble the manufactured end plate I, end plate I, side plate I, and side plate II into a ladder frame 8, ensuring that the connection between each component is tight and firm; assemble the manufactured side plate III and side plate IV into an L-plate frame 9, and also ensure that the connection between each component is firm; at the connection or key positions of the ladder frame 8 and the L-plate frame 9, reinforcing ribs or reinforcing blocks are provided to increase the stability and bearing capacity of the structure; the reinforcing ribs or reinforcing blocks can be fixedly connected to the ladder frame 8 and the L-plate frame 9 by welding, bolt connection or other fixing methods, and welding is preferably used, and the connection characteristics are simple and fast, and the rigidity is reliable.

[0082] Specifically, in one embodiment of the present application, a weight-reducing hole is provided on the L-plate frame 9; an illuminating lamp 2 is provided on the L-plate frame 9, and the illuminating lamp 2 includes a flexible portion so that the illumination area of ​​the illuminating lamp 2 is adjustable; a leveling device is provided on the lower end surface of the frame 5, and the leveling device is used to support the frame 5 so that the frame 5 is horizontally arranged; at least two limit blocks are provided on the frame 5, and the limit blocks are used to limit the movement limit position of the movable support rotating table 4 and the head up and down adjustment device 6;

[0083] The setting of weight-reducing holes is intended to reduce the overall weight of the equipment and improve the mobility and convenience of carrying the equipment;

[0084] The lighting lamp is set to provide good lighting conditions for the marking work and ensure that the operator can clearly observe the marking process; the manufacturing lighting lamp can be selected from LED lamps or other suitable lighting equipment and installed at a suitable position on the L-plate frame 9; the flexible part of the lighting lamp is designed to make its lighting area adjustable, and the lighting angle and range can be adjusted according to specific needs; the power supply and control of the lighting lamp can be connected to the electrical system of the equipment to achieve unified control and management with the equipment; the flexible part can be a serpentine tube;

[0085] The design of the leveling device is to ensure that the rack 5 remains horizontal during use to ensure the accuracy and stability of marking; the leveling device can adopt mechanical structures such as adjusting bolts, leveling screws or leveling feet, and make the bottom of the rack 5 contact the ground stably through rotation adjustment; the leveling device needs to consider the fixing method with the rack 5 to ensure that it can be firmly connected and provide sufficient support force to ensure the stability of the rack 5;

[0086] The parameters of the leveling device include load-bearing capacity, adjustment range and accuracy to meet the stability requirements of the equipment in different working environments;

[0087] The setting of the limit block is intended to limit the moving range of the mobile support rotating table 4 and the machine head up and down adjustment device 6 to prevent the equipment from exceeding the safe working range and causing damage;

[0088] The limit block can be made of metal and fixed at a suitable position on the frame 5 by bolts or nuts;

[0089] When manufacturing the limit block, it is necessary to consider the fixing method and position of the limit block with the frame 5 to ensure that it can accurately limit the range of motion of the moving parts;

[0090] Pay attention to the position and number of limit blocks, which should be reasonably set according to the specific design and requirements of the equipment to ensure that they can effectively limit the movement of moving parts;

[0091] The design of the leveling device needs to take into account the overall structure and stability of the frame 5 to ensure that the leveling effect meets the requirements;

[0092] In general, if Figure 1-8 This invention aims to solve many problems existing in the marking process of aviation parts, and proposes a new technical solution to the current situation that traditional marking equipment cannot meet the special needs of aviation parts. By setting up multiple moving pairs and rotating pairs, a multi-degree-of-freedom marking device is constructed, and the diversified marking needs of aviation parts are fully considered, and the degree of freedom adjustment between the marking head and the frame, as well as the position adjustment of the workpiece relative to the marking head are realized. In addition, the optimally designed adjustment handwheel, weight reduction hole, lighting lamp, and leveling device further enhance the flexibility, stability, and ease of operation of the equipment, thereby comprehensively solving many technical problems in the marking process of aviation parts, and achieving compatibility with the marking needs of parts with multiple sizes, shapes, and positions, bringing a new solution to the field of aviation parts marking.

[0093] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and substitutions can be made without departing from the technical principle of the present invention. These improvements and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. An aviation parts positioning tool, comprising a marking head (1), a frame (5), and a workpiece platform (3), wherein the frame (5) forms a support surface in at least two directions, and the marking head (1) and the workpiece platform (3) are respectively arranged on the support surfaces in two different directions of the frame (5), characterized in that: A movable support rotating platform (4) is arranged on the horizontal support surface of the frame (5), and a head up and down adjustment device (6) is arranged on the vertical support surface of the frame (5); The workpiece platform (3) is arranged on the upper end surface of the movable support rotating table (4), a sliding pair I is formed between the lower end surface of the movable support rotating table (4) and the frame (5), and a rotating pair I is formed between the workpiece platform (3) and the movable support rotating table (4); The machine head up-down adjustment device (6), the ladder frame (8), the L plate frame (9), and the marking machine head (1) are connected in sequence, and a sliding pair II is formed between the machine head up-down adjustment device (6) and the ladder frame (8), a rotating pair II is formed between the ladder frame (8) and the L plate frame (9), and the L plate frame (9) and the marking machine head (1) are rigidly connected; Sliding pair I, sliding pair II, rotating pair I, and rotating pair II are all provided with an adjusting device and a locking device. The adjusting device is used to adjust the movement amplitude of the sliding pair and the rotating pair, and the locking device is used to lock the movement position of the sliding pair and the rotating pair to be fixed; Sliding pair I and sliding pair II are screw pairs; The rotating pair I includes a motor and a bearing.

2. The aviation parts positioning tool as claimed in claim 1, characterized in that: The rotary pair II includes a rotating disk, a fixed disk, a locking piece and a handle.

3. The aviation parts positioning tool as claimed in claim 1, characterized in that: A slide rail and a slideway are provided between the lower end surface of the movable support rotating platform (4) and the frame (5), and the slide rail and the slideway are used to support the movable support rotating platform (4) to slide smoothly on the frame (5).

4. The aviation parts positioning tool as claimed in claim 1, characterized in that: The workpiece platform (3) is provided with positioning holes (31) and positioning grooves (32), the positioning holes (31) are at least three, and the positioning grooves (32) are composed of two parallel grooves; The positioning holes (31) and the positioning grooves (32) are arranged in a circular array.

5. The aviation parts positioning tool as claimed in claim 1, characterized in that: An emergency switch (10) is arranged on the frame (5), and the emergency switch (10) is used to cut off the power supply of the marking head (1) and the movable support rotating platform (4).

6. The aviation parts positioning tool as claimed in claim 5, characterized in that: The marking machine head (1), the movable support rotating platform (4) and the emergency switch (10) are matched with an electrical cabinet (7).

7. The aviation parts positioning tool as claimed in claim 1, characterized in that: An adjusting hand wheel II (61) is arranged at the end of the lead screw pair of the machine head up and down adjusting device (6), and an adjusting hand wheel I (42) is arranged at the end of the lead screw pair of the movable supporting rotating platform (4).

8. The aviation parts positioning tool as claimed in claim 1, characterized in that: The ladder frame (8) comprises an end plate I, an end plate I and a side plate I, a side plate II. The end plate I is used to connect the moving part of the machine head up and down adjustment device (6), and the end plate I is used to connect the rotating pair II (11); the side plates I and II are used to connect the end plates I and II; the L plate frame (9) comprises two vertical side plates III and IV. The side plate III is used to connect the rotating pair II (11), and the side plate IV is used to rigidly connect the marking machine head (1); the ladder frame (8) and the L plate frame (9) are provided with reinforcing ribs or reinforcing blocks for connecting adjacent plates.

9. The aviation parts positioning tool as claimed in claim 8, characterized in that: The L-plate frame (9) is provided with weight-reducing holes; An illuminating lamp (2) is arranged on the L-plate frame (9), and the illuminating lamp (2) comprises a flexible part so that the illuminating area of ​​the illuminating lamp (2) is adjustable.

10. The aviation parts positioning tool as claimed in claim 1, characterized in that: The lower end surface of the frame (5) is provided with a leveling device, which is used to support the frame (5) so that the frame (5) is arranged horizontally; at least two limit blocks are provided on the frame (5), which are used to limit the movement limit positions of the movable support rotating platform (4) and the head up and down adjustment device (6).

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