A polishing device for aviation instrument accessories

Abstract

The present invention relates to the technical field of aviation instrument accessories processing, and discloses a polishing device for aviation instrument accessories, comprising a base, a fourth slide rail slidably connected in the third slide rail, a third slider slidably connected in the fourth slide rail, the lower side of the third slider being connected to the fourth motor via an electric telescopic column, and the bottom of the fourth motor being connected to the polishing disc. In the polishing device for aviation instrument accessories, when the fourth slide rail squeezes and presses the trigger button, the corresponding first and second clamps release the accessories, the squeezing rod moves and squeezes the second slider and the movable rod, the locking block moves and unlocks the second sleeve, the squeezing rod continues to move and squeezes the second sleeve and the second piston to move as a whole, thereby driving the first piston and the support plate to move, making it easy to remove the corresponding first and second clamps, and then the polishing disc can polish the clamping position of the accessories to avoid the existence of polishing dead angles.

Description

Technical Field

[0001] The invention relates to the technical field of aviation instrument accessories processing, in particular to a polishing device for aviation instrument accessories. Background Art

[0002] Polishing refers to a processing method that uses mechanical, chemical or electrochemical effects to reduce the surface roughness of a workpiece to obtain a bright and smooth surface. It is a modification process of the workpiece surface using polishing tools and abrasive particles or other polishing media. Aviation instrument accessories need to be polished during production to improve the accessories' oxidation resistance and quality.

[0003] Before polishing aviation instrument accessories, the existing polishing device needs to use a clamp to clamp and fix the accessories to ensure the stability of polishing. During the polishing process of the accessories, the clamping part of the accessories is difficult to polish, which will result in incomplete polishing and the existence of polishing dead corners. In view of the above problems, the existing equipment needs to be improved. Summary of the Invention

[0004] The purpose of the present invention is to provide a polishing device for aviation instrument accessories to solve the problem that the existing polishing device proposed in the above background technology needs to use a clamping part to clamp and fix the aviation instrument accessories before polishing them to ensure the stability of polishing. During the polishing process of the accessories, the clamping part of the accessories is difficult to be polished, which will result in incomplete polishing and the existence of polishing dead corners.

[0005] To achieve the above-mentioned objectives, the present invention provides the following technical solutions: A polishing device for aviation instrument accessories, comprising a base, a movable frame symmetrically and slidably connected on both sides of the base, a clamping mechanism fixed on the top of the movable frame, the clamping mechanism comprising a first oil cylinder, a first piston slidably connected in the first oil cylinder, the first piston passes through the inner end of the first oil cylinder and is connected to a support plate, first sliders symmetrically and slidably connected on both sides of the inner end surface of the support plate, a first slide rail is fixed to the inner end surface of one of the first sliders, a first clamping plate is slidably connected in the first slide rail, and a second slide rail is fixed to the inner end surface of the other first slider, a second clamping plate is slidably connected in the second slide rail.

[0006] A third slide rail is fixed to the upper end surface of the base, a fourth slide rail is slidably connected to the third slide rail, a third slider is slidably connected to the fourth slide rail, the lower side of the third slider is connected to the fourth motor through an electric telescopic column, and the bottom of the fourth motor is connected to the polishing disk.

[0007] Working principle: first, place the accessory between the two support plates, the rotation of the first screw drives the two mobile racks to slide, the two mobile racks approach each other, the two support plates approach each other, loosen the first fastener, and then hold the knob to rotate the third screw, square rod, first sleeve and fourth screw, the first splint and the second splint slide and approach each other, so as to clamp and fix the accessory, and then tighten the first fastener to fix the knob, loosen the second fastener and adjust the height of the support plate so that the support plate can support the accessory, and then tighten the second fastener to fix the support plate, lower the fourth motor and polishing disc and make the polishing disc stick to the upper end surface of the accessory, while the polishing disc rotates at high speed, the fifth screw rotates to drive the fourth slide rail to slide left and right, and the sixth screw rotates to drive the third slider to slide back and forth, thereby controlling the movement trajectory of the polishing disc, so that the upper end surface of the accessory can be fully polished, the trigger button is electrically connected to the electric hydraulic cylinder, when the fourth slide rail is squeezed and the trigger button is pressed, When the second lever 511 is engaged, the second lever 515 is engaged with the first lever 516, and the second lever 517 is engaged with the first lever 518. When the second lever 511 is engaged, the second lever 518 is engaged with the first lever 519.

[0008] Preferably, a first motor is fixed to one side of the base, and the output end of the first motor is connected to a first screw rod, the first screw rod is rotatably connected to the base, and the movable frame is symmetrically threaded on both sides of the outside of the first screw rod.

[0009] By adopting the above technical solution, when the first screw rotates, the two movable frames slide and approach each other, and the first clamping plate and the second clamping plate are used together to clamp and fix the accessories.

[0010] Preferably, the support plate is rotatably connected to a second screw rod, the first slider is symmetrically threadedly connected to both sides of the outside of the second screw rod, and the second screw rod passes through the top of the support plate and is connected to the gear.

[0011] By adopting the above technical solution, the rotation of the gear can drive the second screw to rotate, the two first sliders move away from each other, and the first clamping plate and the second clamping plate can loosen the accessories.

[0012] Preferably, a third screw rod is rotatably connected to the first slide rail, and the third screw rod passes through the first slide rail, the first splint is threadedly connected to the outside of the third screw rod, a knob is fixed to the bottom of the third screw rod, and the knob is fixed to the first slide rail through a first fastener, a square rod is fixed to the top of the third screw rod, a fourth screw rod is rotatably connected to the second slide rail, the second splint is threadedly connected to the outside of the fourth screw rod, and the fourth screw rod passes through the bottom of the second slide rail and is connected to the first sleeve, the first sleeve is snap-connected to the outside of the square rod, and the square rod and the first sleeve form a telescopic structure.

[0013] By adopting the above technical solution, when the knob, the third screw rod, the square rod, the first sleeve and the fourth screw rod are rotated as a whole, the first clamping plate and the second clamping plate are close to each other, which facilitates clamping and fixing the accessories.

[0014] Preferably, a driving translational evacuation mechanism is fixed to the outer end surface of the support plate, and the driving translational evacuation mechanism includes a second oil cylinder, the bottom of the second oil cylinder is connected to the top of the first oil cylinder through a connecting pipe, the outer end of the second oil cylinder is penetrated by a second sleeve, and a second slider is slidably connected in the second sleeve, a movable rod is fixed to the inner side of the second slider, and a connecting wire rope is penetrated by the inner end of the movable rod, locking blocks are symmetrically fixed at both ends of the connecting wire rope, and the locking blocks are connected to the second sleeve through a first compression spring, and two card slots are provided in the outer side wall of the second oil cylinder, and the two locking blocks are respectively engaged and connected in the two card slots.

[0015] By adopting the above technical solution, when the second slider and the movable rod are squeezed and moved, the locking block moves under the pulling action of the connecting wire rope and unlocks the second sleeve.

[0016] Preferably, a second piston is fixed to the inner end of the second sleeve, and the second piston is slidably connected in the second oil cylinder. The second piston is connected to an inner wall of the second oil cylinder through a second compression spring.

[0017] By adopting the above technical solution, after the second slider moves to the bottom in the second sleeve, the second sleeve is unlocked, and when the second slider is continuously squeezed, the second sleeve and the second piston move as a whole.

[0018] Preferably, an electric hydraulic cylinder is fixed on the outside of the second oil cylinder, and the output end of the electric hydraulic cylinder is connected to the tooth plate through a telescopic rod, the tooth plate is meshed and connected to the rear side of the gear, and an extrusion rod is fixed to the bottom of the telescopic rod.

[0019] By adopting the above technical solution, the tooth plate can drive the gear to rotate when it moves under the extension of the telescopic rod.

[0020] Preferably, a second motor is fixed on one side of the third slide rail, and the output end of the second motor is connected to the fifth screw rod, the fifth screw rod is rotatably connected to the third slide rail, the fourth slide rail is threadedly connected to the outside of the fifth screw rod, a third motor is fixed on the front side of the fourth slide rail, and the output end of the third motor is connected to the sixth screw rod, the sixth screw rod is rotatably connected to the fourth slide rail, and the third slider is threadedly connected to the outside of the sixth screw rod.

[0021] By adopting the above technical solution, the fourth slide rail can slide left and right to facilitate adjustment of the horizontal transverse position of the polishing plate, and the third slide block can slide back and forth to facilitate adjustment of the horizontal longitudinal position of the polishing plate.

[0022] Preferably, a bracket is fixed to the rear side of the electric telescopic column, and a supporting plate passes through the bottom of the bracket, and the supporting plate is fixed to the bracket by a second fastener.

[0023] By adopting the above technical solution, after unlocking the support plate, the height of the support plate can be adjusted to support the accessories.

[0024] Preferably, a belt transmission assembly is fixed to the outer side of one end of the first screw rod, and the output end of the belt transmission assembly is connected to the seventh screw rod, the seventh screw rod is rotatably connected to the third slide rail, and trigger buttons are symmetrically threaded on both sides of the outer side of the seventh screw rod, and slideways are symmetrically opened on both sides of the top of the third slide rail, and the trigger button is slidably connected in the slideway.

[0025] By adopting the above technical solution, the rotation of the seventh screw can drive the two trigger buttons to move. The trigger buttons and the clamping positions of the accessories are set correspondingly up and down. After the trigger button is pressed, the first clamping plate and the second clamping plate can automatically release the accessories and withdraw.

[0026] Compared with the prior art, the present invention has the following beneficial effects:

[0027] 1. The polishing device for aviation instrument accessories can achieve the purpose of clamping and fixing by cooperating with the provided movable frame, support plate, third screw rod, knob, first clamping plate, square rod, fourth screw rod, second clamping plate and first sleeve. After placing the accessory between the two support plates, the two movable frames are moved closer to each other, the two support plates are moved closer to each other, and after unlocking the knob, the third screw rod, square rod, first sleeve and fourth screw rod can be rotated by holding the knob, and the first clamping plate and the second clamping plate are moved closer to each other, which facilitates clamping and fixing the accessory. After that, the knob can be locked, and the first clamping plate and the second clamping plate are locked.

[0028] 2. The polishing device for aviation instrument accessories can achieve the purpose of avoiding the existence of polishing dead angles. The fourth slide rail can slide left and right, and the third slide block can slide back and forth, which is convenient for controlling the movement trajectory of the polishing disc. The trigger button is arranged correspondingly to the clamping position of the accessory, and the trigger button is electrically connected to the electric hydraulic cylinder. When the fourth slide rail squeezes and presses the trigger button, the corresponding telescopic rod extends to drive the gear plate to move, and the rotation of the gear drives the second screw rod to rotate, and the two first slide blocks move and move away from each other, and the corresponding first and second clamping plates release the accessory. The squeezing rod moves and squeezes the second slide block and the movable rod, and the locking block moves and unlocks the second sleeve. The squeezing rod continues to move and squeezes the second sleeve and the second piston to move as a whole, thereby driving the first piston and the support plate to move, making it convenient to remove the corresponding first and second clamping plates. After that, the polishing disc can polish the clamping position of the accessory to avoid the existence of polishing dead angles.

[0029] 3. The polishing device for aviation instrument accessories can achieve the purpose of support through the mutual use of the polishing disc and the supporting plate. After the accessory is clamped and fixed, the height of the supporting plate can be adjusted to support the accessory. During the process of polishing the accessory with the polishing disc, the supporting plate moves with the polishing disc, so that the accessory is always supported to avoid deformation of the accessory. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] Figure 1 It is a schematic diagram of the front three-dimensional structure of the present invention;

[0031] Figure 2 This is a bottom-up perspective structural diagram of the present invention;

[0032] Figure 3 It is a schematic diagram of the front cross-sectional structure of the present invention;

[0033] Figure 4 This is a schematic diagram of the front view of the appearance structure of the present invention;

[0034] Figure 5 It is a schematic diagram of the three-dimensional structure of the clamping mechanism of the present invention;

[0035] Figure 6 It is a schematic diagram of the front cross-sectional structure of the clamping mechanism of the present invention;

[0036] Figure 7 It is a schematic diagram of the connection structure between the driving translation evacuation mechanism and the connecting pipe of the present invention.

[0037] In the figure: 1. Base; 2. First motor; 3. First screw; 4. Moving frame; 5. Clamping mechanism; 501. First oil cylinder; 502. First piston; 503. Support plate; 504. Second screw; 505. First slider; 506. Gear; 507. First slide rail; 508. Third screw; 509. Knob; 510. First fastener; 511. First clamping plate; 512. Square rod; 513. Second slide rail; 514. Fourth screw; 515. Second clamping plate; 516. First sleeve; 517. Driving translation and evacuation mechanism; 5171. Second oil cylinder; 5172. Second sleeve; 5173. Second slider; 5174. Movable rod; 5175 , connecting wire rope; 5176, locking block; 5177, first compression spring; 5178, slot; 5179, second piston; 51710, second compression spring; 518, connecting pipe; 519, electric hydraulic cylinder; 520, telescopic rod; 521, tooth plate; 522, extrusion rod; 6, third slide rail; 7, second motor; 8, fifth screw rod; 9, fourth slide rail; 10, third motor; 11, sixth screw rod; 12, third slider; 13, electric telescopic column; 14, fourth motor; 15, polishing disc; 16, bracket; 17, support plate; 18, second fastener; 19, belt drive assembly; 20, seventh screw rod; 21, trigger button; 22, slide. DETAILED DESCRIPTION

[0038] The following will clearly and completely describe the technical solutions in the embodiments of the present invention in conjunction with the accompanying drawings. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. All other embodiments obtained by ordinary technicians in this field based on the embodiments of the present invention without making any creative efforts shall fall within the scope of protection of the present invention.

[0039] See also Figures 1 to 7 The present invention provides a technical solution: a polishing device for aviation instrument accessories, comprising a base 1, a movable frame 4 is symmetrically and slidably connected on both sides of the base 1, a clamping mechanism 5 is fixed on the top of the movable frame 4, the clamping mechanism 5 comprises a first oil cylinder 501, a first piston 502 is slidably connected in the first oil cylinder 501, the first piston 502 passes through the inner end of the first oil cylinder 501 and is connected to the support plate 503, first sliders 505 are symmetrically and slidably connected on both sides of the inner end surface of the support plate 503, a first slide rail 507 is fixed on the inner end surface of one of the first sliders 505, a first clamping plate 511 is slidably connected in the first slide rail 507, a second slide rail 513 is fixed on the inner end surface of the other first slider 505, and a second clamping plate 515 is slidably connected in the second slide rail 513.

[0040] A third slide rail 6 is fixed to the upper end surface of the base 1, a fourth slide rail 9 is slidably connected inside the third slide rail 6, a third slider 12 is slidably connected inside the fourth slide rail 9, the lower side of the third slider 12 is connected to the fourth motor 14 through an electric telescopic column 13, and the bottom of the fourth motor 14 is connected to the polishing disc 15.

[0041] In this embodiment, Figure 1 、 Figure 2 、 Figure 3 and Figure 4 As shown, a first motor 2 is fixed to one side of the base 1, and the output end of the first motor 2 is connected to the first screw rod 3, the first screw rod 3 is rotatably connected to the base 1, and the movable frame 4 is symmetrically threaded on both sides of the outside of the first screw rod 3. The first screw rod 3 can rotate under the action of the first motor 2. At this time, the movable frame 4 can slide under the limiting action of the base 1 and the first screw rod 3. The two movable frames 4 are close to each other, and the first clamping plate 511 and the second clamping plate 515 are used in combination to clamp and fix the accessories.

[0042] In this embodiment, Figure 1 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 As shown, the support plate 503 is rotatably connected to the second screw rod 504, and the first slider 505 is symmetrically threadedly connected to the two sides of the outside of the second screw rod 504, and the second screw rod 504 passes through the top of the support plate 503 and is connected to the gear 506. The rotation of the gear 506 can drive the second screw rod 504 to rotate. At this time, the first slider 505 can slide up and down under the limiting action of the support plate 503 and the second screw rod 504, and the two first sliders 505 are away from each other, which is convenient for loosening the accessories.

[0043] In this embodiment, Figure 1 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6As shown, the first slide rail 507 is rotatably connected to a third screw rod 508, and the third screw rod 508 passes through the first slide rail 507, the first clamping plate 511 is threadedly connected to the outside of the third screw rod 508, the bottom of the third screw rod 508 is fixed with a knob 509, and the knob 509 is fixed to the first slide rail 507 through a first fastener 510, and the top of the third screw rod 508 is fixed with a square rod 512, the second slide rail 513 is rotatably connected to a fourth screw rod 514, the second clamping plate 515 is threadedly connected to the outside of the fourth screw rod 514, and the fourth screw rod 514 passes through the bottom of the second slide rail 513 and is connected to the first sleeve 516, and the first sleeve 516 is snap-connected to the outside of the square rod 512 The first clamping plate 511 and the second clamping plate 515 are close to each other, which is convenient for clamping and fixing the accessories. Then the first fastener 510 can be tightened to fix the knob 509.

[0044] In this embodiment, Figure 1 、 Figure 3 、 Figure 4 、 Figure 5 、 Figure 6 and Figure 7 As shown, the outer end surface of the support plate 503 is fixed with a driving translation evacuation mechanism 517, and the driving translation evacuation mechanism 517 includes a second oil cylinder 5171, the bottom of the second oil cylinder 5171 is connected to the top of the first oil cylinder 501 through a connecting pipe 518, the outer end of the second oil cylinder 5171 is penetrated by a second sleeve 5172, and the second sleeve 5172 is slidably connected to the second slider 5173, the inner side of the second slider 5173 is fixed with a movable rod 5174, and the inner end of the movable rod 5174 is penetrated by a connecting wire rope 5175, and the two ends of the connecting wire rope 5175 are symmetrically fixed with Locking block 5176, and the locking block 5176 is connected to the second sleeve 5172 through the first compression spring 5177, two slots 5178 are provided in the outer wall of the second oil cylinder 5171, and the two locking blocks 5176 are respectively engaged and connected in the two slots 5178, and the connecting pipe 518 serves to connect the second oil cylinder 5171 and the first oil cylinder 501. When the second slider 5173 and the movable rod 5174 are squeezed and moved to the bottom, the two locking blocks 5176 move and leave the slot 5178 under the pulling action of the connecting wire rope 5175, thereby unlocking the second sleeve 5172.

[0045] In this embodiment, Figure 3 、 Figure 6 and Figure 7 As shown, a second piston 5179 is fixed to the inner end of the second sleeve 5172, and the second piston 5179 is slidably connected in the second oil cylinder 5171. The second piston 5179 is connected to an inner wall of the second oil cylinder 5171 through a second compression spring 51710. After the first clamping plate 511 and the second clamping plate 515 loosen the two ends of the accessory, the second sleeve 5172 is unlocked and the second sleeve 5172 is squeezed. The second sleeve 5172 and the second piston 5179 move as a whole, which facilitates the hydraulic oil in the second oil cylinder 5171 to be pressed into the first oil cylinder 501. The first piston 502 moves under the action of oil pressure, thereby driving the corresponding support plate 503 to move, making it convenient to remove the corresponding first clamping plate 511 and the second clamping plate 515, so as to polish one of the clamping positions of the accessory.

[0046] In this embodiment, Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 、 Figure 5 and Figure 6 As shown, an electric hydraulic cylinder 519 is fixed to the outside of the second oil cylinder 5171, and the output end of the electric hydraulic cylinder 519 is connected to the tooth plate 521 through the telescopic rod 520. The tooth plate 521 is meshed and connected to the rear side of the gear 506. An extrusion rod 522 is fixed to the bottom of the telescopic rod 520. The telescopic rod 520 can be extended under the action of the electric hydraulic cylinder 519, thereby driving the tooth plate 521 to move, thereby driving the gear 506 to rotate.

[0047] In this embodiment, Figure 1 、 Figure 2 、 Figure 3 and Figure 4 As shown, a second motor 7 is fixed to one side of the third slide rail 6, and the output end of the second motor 7 is connected to the fifth screw rod 8, the fifth screw rod 8 is rotatably connected to the third slide rail 6, the fourth slide rail 9 is threadedly connected to the outside of the fifth screw rod 8, a third motor 10 is fixed to the front side of the fourth slide rail 9, and the output end of the third motor 10 is connected to the sixth screw rod 11, the sixth screw rod 11 is rotatably connected to the fourth slide rail 9, the third slider 12 is threadedly connected to the outside of the sixth screw rod 11, the fifth screw rod 8 can rotate under the action of the second motor 7, at this time the fourth slide rail 9 can slide left and right under the limiting action of the third slide rail 6 and the fifth screw rod 8, the sixth screw rod 11 can rotate under the action of the third motor 10, the third slider 12 slides back and forth under the limiting action of the fourth slide rail 9 and the sixth screw rod 11, which is convenient for controlling the motion trajectory of the polishing disc 15, and the polishing disc 15 can rotate at high speed under the action of the fourth motor 14, which is convenient for automatic polishing accessories.

[0048] In this embodiment, Figure 1 、 Figure 3 and Figure 4 As shown, a bracket 16 is fixed to the rear side of the electric telescopic column 13, and a support plate 17 passes through the bottom of the bracket 16. The support plate 17 is fixed to the bracket 16 by a second fastener 18. After loosening the second fastener 18, the height of the support plate 17 can be adjusted, so that the support plate 17 can be used to support the accessories. Thereafter, the second fastener 18 can be tightened to fix the support plate 17. When polishing the accessories, the support plate 17 moves with the polishing disc 15, so that the accessories can be always supported.

[0049] In this embodiment, Figure 1 、 Figure 2 、 Figure 3 and Figure 4 As shown, a belt transmission assembly 19 is fixed to the outer side of one end of the first screw rod 3, and the output end of the belt transmission assembly 19 is connected to the seventh screw rod 20, the seventh screw rod 20 is rotatably connected to the third slide rail 6, and the trigger buttons 21 are symmetrically threaded on both sides of the outer side of the seventh screw rod 20, and slideways 22 are symmetrically opened on both sides of the top of the third slide rail 6. The trigger button 21 is slidably connected in the slideway 22. The rotation of the first screw rod 3 can drive the belt transmission assembly 19 to operate, thereby driving the seventh screw rod 20 to rotate. At this time, the trigger button 21 can slide under the limiting action of the seventh screw rod 20 and the slideway 22. The positions of the two trigger buttons 21 change with the change of the clamping position. When the fourth slide rail 9 slides and squeezes and presses the trigger button 21, the first splint 511 and the second splint 515 automatically release the accessories and withdraw.

[0050] The use method and advantages of the present invention: The polishing device for aviation instrument accessories has the following working process:

[0051] like Figures 1 to 7As shown: first, place the accessory between the two support plates 503, rotate the first screw rod 3 to drive the two mobile racks 4 to slide, the two mobile racks 4 approach each other, the two support plates 503 approach each other, loosen the first fastener 510, then hold the knob 509 and rotate the third screw rod 508, the square rod 512, the first sleeve 516 and the fourth screw rod 514, the first clamping plate 511 and the second clamping plate 515 slide and approach each other, thereby clamping and fixing the accessory, then tighten the first fastener 510 to tighten the knob 509, loosen the second fastener 18 and adjust the height of the support plate 17 so that the support plate 17 It can hold the accessory, then tighten the second fastener 18 to fix the support plate 17, lower the fourth motor 14 and the polishing disc 15 and make the polishing disc 15 stick to the upper end surface of the accessory. While the polishing disc 15 rotates at high speed, the fifth screw rod 8 rotates to drive the fourth slide rail 9 to slide left and right, and the sixth screw rod 11 rotates to drive the third slider 12 to slide back and forth, thereby controlling the movement trajectory of the polishing disc 15, so that the upper end surface of the accessory can be fully polished. The trigger button 21 is electrically connected to the electric hydraulic cylinder 519. When the fourth slide rail 9 squeezes and presses the trigger button 21, the telescopic rod 520 is The corresponding electric hydraulic cylinder 519 automatically extends under the action of the corresponding electric hydraulic cylinder 519, thereby driving the tooth plate 521 to move, the gear 506 rotates to drive the second screw rod 504 to rotate, the two first sliders 505 slide and move away from each other, the corresponding first clamping plate 511 and second clamping plate 515 release the accessory, one end of the accessory is released, and the other end of the accessory is still clamped, the extrusion rod 522 extends into the second sleeve 5172 and squeezes the second slider 5173 and the movable rod 5174 to move to the bottom, the two locking blocks 5176 move under the pulling action of the connecting wire rope 5175 and unlock the second sleeve 5172, squeezing The pressure rod 522 continues to move and squeezes the second sleeve 5172 and the second piston 5179 to move as a whole, thereby driving the corresponding first piston 502 and the support plate 503 to move, thereby withdrawing the corresponding first clamping plate 511 and the second clamping plate 515. The polishing disk 15 can then be used to polish the clamping position to ensure that the entire upper end surface of the accessory can be polished. After the fourth slide rail 9 leaves the trigger button 21, the first clamping plate 511 and the second clamping plate 515 clamp the accessory again. During the polishing process of the accessory, the support plate 17 moves with the polishing disk 15 to facilitate the support of the accessory at all times.

[0052] In summary, the polishing device for aviation instrument accessories achieves the purpose of clamping and fixing, avoiding polishing dead corners and supporting, and meets people's usage needs.

[0053] The above shows and describes the basic principles, main features and advantages of the present invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely preferred examples of the present invention and are not intended to limit the present invention. Various changes and modifications may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and modifications fall within the scope of the present invention. The scope of protection claimed in the present invention is defined by the appended claims and their equivalents.

[0054] The directions or positional relationships indicated by terms such as "center", "longitudinal", "lateral", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the directions or positional relationships shown in the accompanying drawings. They are merely simplified descriptions for the convenience of describing the present invention, and do not indicate or imply that the devices or elements referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they should not be understood as limiting the protection content of the present invention.

[0055] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A polishing device for aviation instrument accessories, comprising a base (1), characterized in that: The base (1) has a movable frame (4) symmetrically slidably connected to both sides thereof, and a clamping mechanism (5) is fixed to the top of the movable frame (4). The clamping mechanism (5) includes a first oil cylinder (501), a first piston (502) slidably connected to the inside of the first oil cylinder (501), the first piston (502) passes through the inner end of the first oil cylinder (501) and is connected to the support plate (503), and first sliders (505) are symmetrically slidably connected to both sides of the inner end surface of the support plate (503), and a first slide rail (507) is fixed to the inner end surface of one of the first sliders (505), and the first slide rail (507) slides in the first slide rail (507). A first clamping plate (511) is connected, and a second slide rail (513) is fixed to the inner end surface of the other first slider (505), and a second clamping plate (515) is slidably connected to the second slide rail (513). The outer end surface of the support plate (503) is fixed with a driving translation evacuation mechanism (517), and the driving translation evacuation mechanism (517) includes a second oil cylinder (5171), the bottom of the second oil cylinder (5171) is connected to the top of the first oil cylinder (501) through a connecting pipe (518), and the outer end of the second oil cylinder (5171) is penetrated by a second sleeve (5172), and the second sleeve (5172) ) is slidably connected to the second slider (5173), a movable rod (5174) is fixed on the inner side of the second slider (5173), and a connecting wire rope (5175) is passed through the inner end of the movable rod (5174), and locking blocks (5176) are symmetrically fixed at both ends of the connecting wire rope (5175), and the locking blocks (5176) are connected to the second sleeve (5172) through a first compression spring (5177), and two card slots (5178) are provided in the outer wall of the second oil cylinder (5171), and the two locking blocks (5176) are respectively engaged and connected in the two card slots (5178), and the second sleeve ( 5172) is fixed with a second piston (5179), and the second piston (5179) is slidably connected in the second oil cylinder (5171), the second piston (5179) is connected to an inner wall of the second oil cylinder (5171) via a second compression spring (51710), an electric hydraulic cylinder (519) is fixed to the outside of the second oil cylinder (5171), and the output end of the electric hydraulic cylinder (519) is connected to a tooth plate (521) via a telescopic rod (520), the tooth plate (521) is meshed and connected to the rear side of the gear (506), and an extrusion rod (522) is fixed to the bottom of the telescopic rod (520); A third slide rail (6) is fixed to the upper end surface of the base (1), a fourth slide rail (9) is slidably connected to the third slide rail (6), a third slider (12) is slidably connected to the fourth slide rail (9), the lower side of the third slider (12) is connected to a fourth motor (14) via an electric telescopic column (13), and the bottom of the fourth motor (14) is connected to a polishing disc (15).

2. The polishing device for aviation instrument accessories according to claim 1, characterized in that: A first motor (2) is fixed to one side of the base (1), and an output end of the first motor (2) is connected to a first screw rod (3). The first screw rod (3) is rotatably connected to the base (1), and the movable frame (4) is symmetrically threadedly connected to both sides of the outside of the first screw rod (3).

3. The polishing device for aviation instrument accessories according to claim 1, characterized in that: The support plate (503) is rotatably connected to a second screw rod (504), the first slider (505) is symmetrically threadedly connected to both sides of the outside of the second screw rod (504), and the second screw rod (504) passes through the top of the support plate (503) and is connected to the gear (506).

4. The polishing device for aviation instrument accessories according to claim 1, characterized in that: A third screw rod (508) is rotatably connected to the first slide rail (507), and the third screw rod (508) passes through the first slide rail (507). The first clamping plate (511) is threadedly connected to the outside of the third screw rod (508). A knob (509) is fixed to the bottom of the third screw rod (508), and the knob (509) is fixed to the first slide rail (507) through a first fastener (510). A square rod (512) is fixed to the top of the third screw rod (508). A fourth screw rod (514) is rotatably connected to the second slide rail (513). The second clamping plate (515) is threadedly connected to the outside of the fourth screw rod (514), and the fourth screw rod (514) passes through the bottom of the second slide rail (513) and is connected to the first sleeve (516). The first sleeve (516) is snap-fitted to the outside of the square rod (512), and the square rod (512) and the first sleeve (516) form a telescopic structure.

5. The polishing device for aviation instrument accessories according to claim 1, characterized in that: A second motor (7) is fixed on one side of the third slide rail (6), and the output end of the second motor (7) is connected to a fifth screw rod (8), and the fifth screw rod (8) is rotatably connected to the third slide rail (6). The fourth slide rail (9) is threadedly connected to the outside of the fifth screw rod (8). A third motor (10) is fixed on the front side of the fourth slide rail (9), and the output end of the third motor (10) is connected to a sixth screw rod (11), and the sixth screw rod (11) is rotatably connected to the fourth slide rail (9). The third slider (12) is threadedly connected to the outside of the sixth screw rod (11).

6. The polishing device for aviation instrument accessories according to claim 1, characterized in that: A bracket (16) is fixed to the rear side of the electric telescopic column (13), and a support plate (17) passes through the bottom of the bracket (16), and the support plate (17) is fixed to the bracket (16) via a second fastener (18).

7. The polishing device for aviation instrument accessories according to claim 2, characterized in that: A belt transmission assembly (19) is fixed to the outer side of one end of the first screw rod (3), and the output end of the belt transmission assembly (19) is connected to the seventh screw rod (20), the seventh screw rod (20) is rotatably connected to the third slide rail (6), and trigger buttons (21) are symmetrically threaded on both sides of the outer side of the seventh screw rod (20), and slideways (22) are symmetrically opened on both sides of the top of the third slide rail (6), and the trigger button (21) is slidably connected in the slideway (22).

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