Automatic drilling device for port mechanical part

Abstract

The invention relates to the technical field of drilling devices, in particular to an automatic drilling device for port mechanical parts, which comprises a fixed table, a bracket is fixedly mounted at the upper end of the fixed table, a hydraulic cylinder is fixedly mounted at the lower end of the bracket, a lifting plate is fixedly mounted at the lower end of the hydraulic cylinder, and a turning motor is fixedly mounted at the lower end of the lifting plate. When the protruding block is inserted into the groove, the top ball extrudes the passive inclined blocks on the periphery, then the passive inclined blocks are forced to drive the first connecting rod and the top piece to move towards the periphery, the first compression spring and the top piece are made of deformable elastic metal, and the top piece penetrates through the peripheral wall of the protruding block and tightly deforms to abut against and be attached to the inner wall of the groove. The situation that after the protruding block and the groove are connected in an inserted mode, a gap is formed between the protruding block and the inner wall of the groove, a gap is formed in the connecting position between the rotating shaft and the turning drill bit, and therefore when the turning drill bit rotates for turning and drilling, shaking and instability occur, and the drilling precision is affected is avoided, and the drilling precision and quality can be improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of drilling device, especially relates to an automatic drilling device for port machinery parts. BACKGROUND

[0002] Drilling device refers to the general term of equipment for processing holes on solid materials, common drilling devices include electric drills, drilling machines and the like. With the further development of processing technology, the efficiency of drilling device has also been greatly improved.

[0003] Through retrieval, the patent with the publication number CN214640377U discloses "a drilling device for mechanical part manufacturing", which comprises a plane plate, the upper surface of the plane plate is fixedly connected with a fixed sleeve, the inner part of the fixed sleeve is movably connected with a movable spring, one end of the movable spring is movably connected with a fixed baffle, one side of the fixed baffle is fixedly connected with a movable rod, the outer wall of the movable rod is fixedly connected with a pressure-resistant pad.

[0004] However, the above-mentioned device cannot replace different specifications of fixed drill bits according to actual needs in use, and the replaced fixed drill bits are usually fixed in the form of clamping, so that there is a certain gap between the clamping holes, which leads to unstable fixing of the turning drill bit, and the turning drill bit will shake during turning drilling, thereby causing the decline of drilling precision. SUMMARY

[0005] The purpose of the present application is to solve the problem in the prior art that different specifications of fixed drill bits cannot be replaced according to actual needs, and the replaced fixed drill bits are usually fixed in the form of clamping, so that there is a certain gap between the clamping holes, which leads to unstable fixing of the turning drill bit, and the turning drill bit will shake during turning drilling, thereby causing the decline of drilling precision, and an automatic drilling device for port machinery parts is provided.

[0006] In order to achieve the above-mentioned purpose, the present application adopts the following technical scheme: An automatic drilling device for port machinery parts, comprising a fixed table, a support is fixedly installed at the upper end of the fixed table, a hydraulic cylinder is fixedly installed at the lower end of the support, a lifting plate is fixedly installed at the lower end of the hydraulic cylinder, a turning motor is fixedly installed at the lower end of the lifting plate, a rotating shaft is arranged at the lower end of the turning motor, two turning drill bits are arranged at the lower side of the rotating shaft; A conversion mechanism for converting different specifications of turning drill bits is further arranged, the conversion mechanism comprises movable plates rotatably installed on the two turning drill bits, adjusting plates are slidably installed at the ends of the movable plates away from each other, the adjusting plates are slidably installed at the upper end of the lifting plate, a screw rod is screwedly installed at the right side of the adjusting plate, the screw rod is rotatably installed on the lifting plate, protrusions are fixedly installed at the upper end of the turning drill bits, recesses are arranged at the lower end of the rotating shaft corresponding to the protrusions, and through grooves are arranged at the lower end of the four sides of the protrusions; It is also equipped with a cleaning mechanism for cleaning debris and impurities on the parts plate. The cleaning mechanism includes a cleaning bar set at the front side of the adjustment plate. A telescopic rod is fixedly installed at the upper end of the cleaning bar. A bevel gear rod is fixedly installed at the upper end of the telescopic rod. The upper end of the bevel gear rod is rotatably installed through the lifting plate. A spring four is sleeved on the outside of the telescopic rod. The upper and lower ends of the spring four are fixedly connected to the bevel gear rod and the cleaning bar, respectively.

[0007] Preferably, the protrusion is hollow inside, and a top plate is slidably installed through all four sides of the protrusion, with a connecting rod fixedly installed at one end of the top plate near the center of the turning drill bit.

[0008] Preferably, a fixing plate is slidably installed through the middle of the connecting rod, and the lower end of the fixing plate is fixedly connected to the bottom end of the protrusion. A passive inclined block is fixedly installed at one end of the connecting rod near the center of the turning drill bit. A spring is sleeved on the outer side of the connecting rod, and a top ball is fixedly installed inside the groove corresponding to the passive inclined block.

[0009] Preferably, the turning drill bit is symmetrically fixedly installed with guide rods on both the left and right sides at the upper end, and a conical block is fixedly installed on the upper end of each guide rod. Guide holes are opened on both the left and right sides of the lower end of the shaft corresponding to the guide rods.

[0010] Preferably, each of the movable plates has a locking block on its upper side at one end close to the other, and a locking slot is provided on each locking block at the end close to the other.

[0011] Preferably, each of the two blocks has a connecting rod 2 fixedly installed at one end close to the other, and a connecting plate is slidably installed through the connecting rod 2 at one end close to the other. The lower end of the connecting plate is fixedly installed on the adjusting plate, and a spring 2 is sleeved on the outer side of each connecting rod 2.

[0012] Preferably, a nozzle is fixedly installed on the upper end of the movable plate at the front side of the protrusion, and an air bladder is connected to the front end of the nozzle. The ends of the air bladders that are far apart are fixedly installed on the movable plate, and a top bar is fixedly installed on the ends of the air bladders that are close together. The lower end of the top bar is slidably installed on the movable plate.

[0013] Preferably, each of the top bars has a spring three fixedly installed at one end that is far apart from each other, and the ends of the spring three that are far apart from each other are fixedly installed on the movable plate. An inclined plate is fixedly installed on the upper end of the adjusting plate corresponding to the upper side of the top bar.

[0014] Preferably, the upper end of the first bevel gear rod is engaged with a second bevel gear rod, and the ends of the second bevel gear rod that are far apart from each other are rotatably mounted on the lifting plate.

[0015] Preferably, a steel wire rope is fixedly wound around the outer side of the bevel gear rod, and a slide bar is fixedly installed at the other end of the steel wire rope. The ends of the slide bars that are far apart from each other are slidably installed on the lifting plate. A blocking bar is provided on the lower side of the slide bar, and the blocking bar is fixedly connected to the front end of the bracket.

[0016] Compared with the prior art, the present application has the following advantages: 1、The port machinery parts to be drilled are placed on the fixed table, after the drilling position is adjusted, the fixed mechanism is used to fix the port machinery parts on the fixed table, the movable plate is pushed upwards to drive the turning drill bit to rise, the turning drill bit drives the convex block and the guide rod to rise, the angle of the convex block and the recess and the position of the guide rod and the guide hole correspond to each other, the convex block is inserted on the rotating shaft, at the same time, the movable plate rises to extrude the inclined surface of the clamping block, the clamping block drives the connecting rod two to slide on the connecting plate, the spring two is compressed, until the clamping block is clamped in the clamping groove under the action of the spring two and stops, at this time, the convex block is completely inserted into the recess, the rotating shaft and the turning drill bit are completely combined into a whole, the fixing of the turning drill bit is completed, the hydraulic cylinder is started to drive the lifting plate to descend, the lifting plate drives the turning motor, the rotating shaft and the adjusting plate to descend, the rotating shaft drives the turning drill bit to descend synchronously, the turning motor is started to drive the rotating shaft and the turning drill bit to rotate, the automatic drilling work of the parts is realized, and the work efficiency is improved.

[0017] 2、When the turning drill bit of different specifications needs to be replaced, the fixed turning drill bit is only needed to be disassembled from the rotating shaft, the adjusting plate is moved left and right on the lifting plate by rotating the screw rod, the turning drill bit on the other side is moved to the lower side of the rotating shaft, and then the above operation is performed to fix it again, so that the drilling is convenient for different specifications and sizes, the practicability is improved, and the work efficiency is indirectly improved.

[0018] 3、When the turning drill bit moves upwards and is fixed with the rotating shaft, the conical block is arranged to enter the guide hole first, since the upper end circumference of the conical block is smaller than the circumference of the guide hole, the conical block can automatically correct the guide rod, and the turning drill bit and the convex block are also corrected at the same time, the time for manually rotating the turning drill bit and the convex block to align with the recess is reduced, and the replacement efficiency and the work efficiency are improved.

[0019] 4、The guide rod is tightly inserted in the guide hole, the stability of the connection between the rotating shaft and the turning drill bit is improved, and then the accuracy during subsequent drilling is improved, and the drilling quality is improved.

[0020] 5、When the convex block is inserted into the recess, the top ball also extrudes the passive inclined blocks around, and then forces the passive inclined blocks to drive the connecting rod one and the top piece to move outward, and the spring one is compressed, the top piece is made of a deformable elastic metal, the top piece passes through the wall around the convex block, is tightly deformed and abuts against the inner wall of the recess, and then the gap between the convex block and the inner wall of the recess after the insertion of the convex block and the recess is avoided, the gap between the rotating shaft and the turning drill bit is avoided, and then the turning drill bit is not shaken during the turning drilling, and the drilling accuracy is affected, the drilling accuracy and quality can be improved.

[0021] 6、The present application, when the movable plate rises, the top strip also rises synchronously, the top strip is extruded by the inclined surface pressure of the inclined block plate, which makes the top strip slide on the movable plate, compresses the spring three and the air bag, the gas in the air bag is sprayed to the through groove through the nozzle, which is convenient for the residual debris and dust inside the protruding block and the upper end of the turning drill bit to be discharged outside through the through groove, reduces the residual debris and dust, causes the turning drill bit to be unable to tightly adhere to the lower end of the rotating shaft, and the top ball is blocked by the debris, which cannot normally extrude the passive inclined block, thereby improving the stability of the connection between the subsequent rotating shaft and the turning drill bit, and indirectly improving the drilling precision and quality.

[0022] 7、The present application, when the lifting plate descends, the bevel gear rod one, the bevel gear rod two, the sliding bar, the telescopic rod and the sweeping strip also descend synchronously, the lower end of the sweeping strip is lower than the lower end of the turning drill bit, so the sweeping strip will first contact the lower parts, as the lifting plate continues to descend, the telescopic rod and the spring four will be adaptively compressed, at the same time, the sliding bar will gradually move downward and contact the blocking strip, until the sliding bar is blocked by the blocking strip, which will make the sliding bar slide upward on the lifting plate, the bevel gear rod two is rotated on the lifting plate through the steel wire rope, and then the bevel gear rod one is also rotated on the lifting plate, the bevel gear rod one also drives the telescopic rod and the sweeping strip to rotate, the sweeping strip will pass through the drilling area of the parts, which is conducive to sweeping the residual debris in the drilling area, avoiding the influence of the residual debris on the subsequent drilling, thereby improving the precision and quality of the subsequent drilling. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is a whole overhead structure schematic diagram of the present application; Figure 2 It is a whole right side structure schematic diagram of the present application; Figure 3 It is a whole overhead structure schematic diagram of the present application; Figure 4 It is a whole overhead structure schematic diagram of the present application Figure 1 It is an enlarged structure schematic diagram of the connection between the bracket, the hydraulic cylinder, the turning motor and the sweeping strip in the present application; Figure 5 It is an enlarged structure schematic diagram of the connection between the bracket, the hydraulic cylinder, the turning motor and the sweeping strip in the present application; Figure 4 It is an enlarged structure schematic diagram of the connection between the bracket, the hydraulic cylinder, the turning motor and the sweeping strip in the present application; Figure 6 Figure 2 It is an enlarged structure schematic diagram of the connection between the bracket, the hydraulic cylinder, the turning motor and the sweeping strip in the present application; Figure 7 It is an enlarged structure schematic diagram of the connection between the bracket, the hydraulic cylinder, the turning motor and the sweeping strip in the present application; Figure 3 It is an enlarged structure schematic diagram of the connection between the bracket, the hydraulic cylinder, the turning motor and the sweeping strip in the present application; Figure 8 ​Structure diagram at A in the present application Figure 5 Structure diagram at A in the present application Figure 9 Structure diagram at B in the present application Figure 5 Structure diagram at B in the present application Figure 10 Structure diagram at C in the present application Figure 7 Structure diagram at C in the present application In the figure: 1, fixed table; 2, support; 3, hydraulic cylinder; 4, lifting plate; 5, turning motor; 6, rotating shaft; 7, turning drill bit; Conversion mechanism: 8, movable plate; 9, adjusting plate; 10, screw rod; 11, protruding block; 12, recess; 13, top piece; 14, connecting rod one; 15, fixed plate; 16, passive inclined block; 17, spring one; 18, top ball; 19, guide rod; 20, conical block; 21, guide hole; 22, clamping block; 23, clamping groove; 24, connecting rod two; 25, spring two; 26, connecting plate; 27, nozzle; 28, through groove; 29, air bag; 30, top strip; 31, spring three; 32, inclined block plate; Cleaning mechanism: 33, cleaning strip; 34, telescopic rod; 35, bevel gear rod one; 36, spring four; 37, bevel gear rod two; 38, steel wire rope; 39, sliding strip; 40, blocking strip. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments of the present application.

[0025] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0026] Referring to Figures 1-10The utility model provides an automatic drilling device for port machinery parts, including fixed platform 1, the upper end fixed mounting of fixed platform 1 is equipped with support 2, the lower end fixed mounting of support 2 is equipped with hydraulic cylinder 3, the lower end fixed mounting of hydraulic cylinder 3 is equipped with lifting plate 4, the lower end fixed mounting of lifting plate 4 is equipped with turning motor 5, and the lower end of turning motor 5 is equipped with rotating shaft 6, and the lower side of rotating shaft 6 is equipped with two turning drill bits 7, still be equipped with the conversion mechanism for the conversion of different specifications turning drill bits 7, the conversion mechanism includes movable plate 8 that rotates and is installed on two turning drill bits 7, and the end of mutual far away of movable plate 8 is slidably installed with adjusting plate 9, and the upper end of adjusting plate 9 is slidably installed on lifting plate 4, and the right side of adjusting plate 9 is screw mounted with screw rod 10, and screw rod 10 is rotatably installed on lifting plate 4, and the upper end of turning drill bit 7 is fixedly installed with lug 11, and the lower end of rotating shaft 6 is correspondingly provided with recess 12, and the lower end of lug 11 four sides is provided with through slot 28, the inside of lug 11 is hollow, and the front and rear left and right four sides of lug 11 are all slidably installed with top piece 13, and the end of top piece 13 close to the center of turning drill bit 7 is fixedly installed with connecting rod one 14, the middle part of connecting rod one 14 is slidably installed with fixed plate 15, and the lower end of fixed plate 15 is fixedly connected with the inner bottom end of lug 11, and the end of connecting rod one 14 close to the center of turning drill bit 7 is fixedly installed with passive inclined block 16, and the outside of connecting rod one 14 is all set with spring one 17, and the inside of recess 12 is fixedly installed with top ball 18 correspondingly passive inclined block 16, the upper end of guide rod 19 is fixedly installed with conical block 20, and the lower end of rotating shaft 6 is correspondingly provided with guide hole 21 on the left and right sides, the upper side of the end of mutual close of movable plate 8 is all equipped with clamping block 22, and the end of mutual close of movable plate 8 is correspondingly provided with clamping groove 23, the end of mutual close of clamping block 22 is all fixedly installed with connecting rod two 24, the end of mutual close of connecting rod two 24 is all slidably installed with connecting plate 26, and the lower end of connecting plate 26 is fixedly installed on adjusting plate 9, and the outside of connecting rod two 24 is all set with spring two 25, the upper end of movable plate 8 is fixedly installed with nozzle 27 at the front side of lug 11, and the front end of nozzle 27 is connected with air bag 29, and the end of mutual far away of air bag 29 is fixedly installed on movable plate 8, and the end of mutual close of air bag 29 is fixedly installed with top strip 30, and the lower end of top strip 30 is slidably installed on movable plate 8, the end of mutual far away of top strip 30 is all fixedly installed with spring three 31, and the end of mutual far away of spring three 31 is fixedly installed on movable plate 8, and the upper end of adjusting plate 9 is fixedly installed with inclined block plate 32 correspondingly the upper side of top strip 30, When working, the port machinery parts to be drilled are placed on the fixed table 1, after adjusting the drilling position, they are fixed on the fixed table 1 through the fixing mechanism, the movable plate 8 is pushed upward to drive the turning drill bit 7 to rise, the turning drill bit 7 drives the protruding block 11 and the guide rod 19 to rise, the angle of the protruding block 11 and the recess 12 and the position of the guide rod 19 and the guide hole 21 correspond to each other, that is, the protruding block 11 can be inserted on the rotating shaft 6, at the same time, the movable plate 8 rises to extrude the inclined surface of the clamping block 22, the clamping block 22 drives the connecting rod two 24 to slide on the connecting plate 26, the compression spring two 25 is compressed, until the clamping block 22 is clamped in the clamping groove 23 under the action of the spring two 25 and stops, at this time, the protruding block 11 is also completely inserted into the recess 12, at this time, the rotating shaft 6 and the turning drill bit 7 are completely combined into a whole, the fixing of the turning drill bit 7 is completed, the hydraulic cylinder 3 is started to drive the lifting plate 4 to descend, the lifting plate 4 drives the turning motor 5, the rotating shaft 6 and the adjusting plate 9 to descend, the rotating shaft 6 drives the turning drill bit 7 to descend synchronously, the turning motor 5 is started to drive the rotating shaft 6 and the turning drill bit 7 to rotate, that is, the automatic drilling work of the parts can be carried out, the work efficiency is improved, when the turning drill bit 7 of different specifications needs to be replaced, the turning drill bit 7 that has been fixed is only needed to be disassembled from the rotating shaft 6, the screw rod 10 is rotated to drive the adjusting plate 9 to move left and right on the lifting plate 4, the turning drill bit 7 on the other side is moved to the lower side of the rotating shaft 6, and then the above operation is re-fixed, which is convenient for drilling of different specifications and sizes, improves the practicability and indirectly improves the work efficiency, when the turning drill bit 7 moves upward and is fixed with the rotating shaft 6, the conical block 20 is arranged to enter the guide hole 21 in advance, because the circumference of the upper end of the conical block 20 is smaller than the circumference of the guide hole 21, the conical block 20 can automatically correct the guide rod 19, that is, the turning drill bit 7 and the protruding block 11 are also corrected at the same time, the time for manually rotating the turning drill bit 7 and the protruding block 11 to align with the recess 12 is reduced, the replacement efficiency and the work efficiency are improved, at the same time, the guide rod 19 is tightly inserted in the guide hole 21, which can improve the stability of the connection between the rotating shaft 6 and the turning drill bit 7, and then the precision during subsequent drilling is improved, the drilling quality is improved, at the same time, when the protruding block 11 is inserted into the recess 12, the top ball 18 will extrude the passive inclined block 16 around, and then force the passive inclined block 16 to drive the connecting rod one 14 and the top piece 13 to move outward, the compression spring one 17 is compressed, the top piece 13 is made of a deformable elastic metal, the top piece 13 will pass through the wall around the protruding block 11 and tightly deform to abut on the inner wall of the recess 12, and then the gap between the protruding block 11 and the inner wall of the recess 12 after the insertion of the protruding block 11 and the recess 12 is avoided, the gap between the rotating shaft 6 and the turning drill bit 7 is avoided, and then the turning drill bit 7 is rotated to turn the drill hole, the shaking instability is avoided, and then the drilling precision is affected, the drilling precision and quality can be improved, when the movable plate 8 rises, the top strip 30 is also driven to rise synchronously, when the top strip 30 is extruded by the inclined surface of the inclined block plate 32, the top strip 30 will slide on the movable plate 8,The compression spring 31 and the air bladder 29 allow gas from the air bladder 29 to be sprayed through the nozzle 27 into the through groove 28. This facilitates the discharge of residual chips and dust from the inside of the protrusion 11 and the upper end of the turning drill 7 during machining. This reduces the amount of residual chips and dust, preventing situations where the upper end of the turning drill 7 cannot tightly adhere to the lower end of the shaft 6, and where the top ball 18 is blocked by chips, hindering its proper compression of the passive inclined block 16. This improves the stability of the connection between the shaft 6 and the turning drill 7, indirectly improving drilling accuracy and quality.

[0027] As an embodiment of the present invention, a cleaning mechanism for cleaning debris and impurities on the parts plate is also provided. The cleaning mechanism includes a cleaning strip 33 disposed on the front side of the adjusting plate 9. A telescopic rod 34 is fixedly installed on the upper end of the cleaning strip 33. A bevel gear rod 35 is fixedly installed on the upper end of the telescopic rod 34. The upper end of the bevel gear rod 35 is rotatably mounted on the lifting plate 4. A spring 36 is sleeved on the outer side of the telescopic rod 34. The upper and lower ends of the spring 36 are fixedly connected to the bevel gear rod 35 and the cleaning strip 33, respectively. A bevel gear rod 37 is engaged on the upper end of the bevel gear rod 35. The two ends of the bevel gear rod 37 that are far apart from each other are rotatably mounted on the lifting plate 4. A steel wire rope 38 is fixedly wound on the outer side of the bevel gear rod 37. A slide bar 39 is fixedly installed on the other end of the steel wire rope 38. The two ends of the slide bar 39 that are far apart from each other are slidably mounted on the lifting plate 4. A blocking strip 40 is provided on the lower side of the slide bar 39. The blocking strip 40 is fixedly connected to the front end of the bracket 2. During operation, when the lifting plate 4 descends, it also drives the bevel gear rod 35, bevel gear rod 37, slide bar 39, telescopic rod 34, and cleaning bar 33 to descend synchronously. The lower end of the cleaning bar 33 is lower than the lower end of the turning drill bit 7, so the cleaning bar 33 will first contact the lower parts. As the lifting plate 4 continues to descend, the telescopic rod 34 and spring 36 will be adaptively compressed. At the same time, the slide bar 39 will gradually move downwards and contact the blocking bar 40 until the slide bar 39 is stopped by the blocking bar 40. When obstructed, the slide bar 39 slides upward on the lifting plate 4, and the bevel gear rod 37 is pulled by the wire rope 38 to rotate on the lifting plate 4, which in turn drives the bevel gear rod 35 to rotate on the lifting plate 4. The bevel gear rod 35 also drives the telescopic rod 34 and the cleaning bar 33 to rotate. The cleaning bar 33 passes through the drilling area of ​​the parts, which helps to remove the residual debris in the drilling area, avoids the residual debris from affecting the subsequent drilling, and thus improves the accuracy and quality of the subsequent drilling.

[0028] Working principle: When the port machinery parts to be drilled are placed on the fixed table 1, the drilling position is adjusted, and the parts are fixed on the fixed table 1 through the fixing mechanism, the movable plate 8 is pushed upward to drive the turning drill bit 7 to rise, the turning drill bit 7 drives the protruding block 11 and the guide rod 19 to rise, the angle of the protruding block 11 and the recess 12 and the position of the guide rod 19 and the guide hole 21 correspond to each other, the protruding block 11 is inserted on the rotating shaft 6, at the same time, the movable plate 8 rises to extrude the inclined surface of the clamping block 22, the clamping block 22 drives the connecting rod two 24 to slide on the connecting plate 26, the compression spring two 25 is compressed, until the clamping block 22 is clamped in the clamping groove 23 under the action of the spring two 25 and stops, at this time, the protruding block 11 is completely inserted into the recess 12, the rotating shaft 6 and the turning drill bit 7 are completely combined into a whole, the fixing of the turning drill bit 7 is completed, the lifting plate 4 is driven to descend by starting the hydraulic cylinder 3, the turning motor 5, the rotating shaft 6 and the adjusting plate 9 are driven to descend by the lifting plate 4, the rotating shaft 6 drives the turning drill bit 7 to descend synchronously, the rotating shaft 6 and the turning drill bit 7 are driven to rotate by starting the turning motor 5, the automatic drilling work of the parts can be carried out, the work efficiency is improved, when the turning drill bit 7 of different specifications needs to be replaced, the fixed turning drill bit 7 is only needed to be disassembled from the rotating shaft 6, the adjusting plate 9 is driven to move left and right on the lifting plate 4 by rotating the screw rod 10, the turning drill bit 7 on the other side is moved to the lower side of the rotating shaft 6, and then the above operation is re-fixed, which is convenient for drilling of different specifications and sizes, improves the practicability and indirectly improves the work efficiency.The compressed spring three 31 and the air bag 29, the gas in the air bag 29 is sprayed to the through groove 28 through the nozzle 27, which facilitates the removal of the debris and dust remaining in the protruding block 11 and the upper end of the turning drill bit 7 through the through groove 28, reduces the residual debris and dust, causes the upper end of the turning drill bit 7 to be unable to tightly adhere to the lower end of the rotating shaft 6, and the top ball 18 is blocked by the debris, unable to normally extrude the passive inclined block 16, thereby improving the stability of the connection between the subsequent rotating shaft 6 and the turning drill bit 7, indirectly improving the drilling precision and quality, when the lifting plate 4 is lowered, the bevel gear rod one 35, the bevel gear rod two 37, the slide bar 39, the telescopic rod 34 and the cleaning bar 33 will be lowered synchronously, the lower end of the cleaning bar 33 is lower than the lower end of the turning drill bit 7, so the cleaning bar 33 will first contact the lower part, with the continuous lowering of the lifting plate 4, the telescopic rod 34 and the spring four 36 will be adaptively compressed, at the same time, the slide bar 39 will gradually approach and contact the blocking bar 40, until the slide bar 39 is blocked by the blocking bar 40, the slide bar 39 will slide upward on the lifting plate 4, the bevel gear rod two 37 is driven to rotate on the lifting plate 4 through the steel wire rope 38, and the bevel gear rod one 35 is also driven to rotate on the lifting plate 4, the bevel gear rod one 35 also drives the telescopic rod 34 and the cleaning bar 33 to rotate, the cleaning bar 33 will pass through the drilling area of the parts, which is conducive to cleaning the residual debris in the drilling area, avoiding the influence of the residual debris on the subsequent drilling, thereby improving the precision and quality of the subsequent drilling.

[0029] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto, any person skilled in the art can make equivalent replacement or change according to the technical solution and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. An automatic drilling device for port machinery components, comprising a fixed platform (1), characterized in that, The fixed platform (1) is fixedly installed with a bracket (2) at the upper end, a hydraulic cylinder (3) is fixedly installed at the lower end of the bracket (2), a lifting plate (4) is fixedly installed at the lower end of the hydraulic cylinder (3), a turning motor (5) is fixedly installed at the lower end of the lifting plate (4), a rotating shaft (6) is provided at the lower end of the turning motor (5), and two turning drill bits (7) are provided on the lower side of the rotating shaft (6). A conversion mechanism for converting turning drill bits (7) of different specifications is also provided. The conversion mechanism includes a movable plate (8) rotatably mounted on two turning drill bits (7). An adjustment plate (9) is slidably mounted on one end of the movable plate (8) that is far apart from each other. The upper end of the adjustment plate (9) is slidably mounted on a lifting plate (4). A screw (10) is threaded on the right side of the adjustment plate (9). The screw (10) is rotatably mounted on the lifting plate (4). A protrusion (11) is fixedly mounted on the upper end of each turning drill bit (7). A groove (12) is opened on the lower end of the shaft (6) corresponding to the protrusion (11). A through groove (28) is opened on the lower end of each of the four sides of the protrusion (11). A cleaning mechanism for cleaning debris and impurities on the parts plate is also provided. The cleaning mechanism includes a cleaning strip (33) set at the front side of the adjustment plate (9). A telescopic rod (34) is fixedly installed at the upper end of the cleaning strip (33). A bevel gear rod (35) is fixedly installed at the upper end of the telescopic rod (34). The upper end of the bevel gear rod (35) is rotatably installed on the lifting plate (4). A spring (36) is sleeved on the outer side of the telescopic rod (34). The upper and lower ends of the spring (36) are fixedly connected to the bevel gear rod (35) and the cleaning strip (33) respectively.

2. The automatic drilling device for port machinery components according to claim 1, characterized in that, The inside of the protrusion (11) is hollow. A top plate (13) is slidably installed on all four sides of the protrusion (11). A connecting rod (14) is fixedly installed on one end of the top plate (13) near the center of the turning drill bit (7).

3. The automatic drilling device for port machinery components according to claim 2, characterized in that, A fixing plate (15) is slidably installed through the middle of the connecting rod (14). The lower end of the fixing plate (15) is fixedly connected to the bottom of the inner end of the protrusion (11). A passive inclined block (16) is fixedly installed at one end of the connecting rod (14) near the center of the turning drill bit (7). A spring (17) is sleeved on the outer side of the connecting rod (14), and a top ball (18) is fixedly installed inside the groove (12) corresponding to the passive inclined block (16).

4. The automatic drilling device for port machinery components according to claim 1, characterized in that, The turning drill bit (7) has guide rods (19) fixedly installed on the left and right sides of its upper end, and a conical block (20) is fixedly installed on the upper end of each guide rod (19). The lower end of the shaft (6) has guide holes (21) on both the left and right sides corresponding to the guide rods (19).

5. An automatic drilling device for port machinery components according to claim 1, characterized in that, Each of the movable plates (8) has a locking block (22) on its upper side at one end close to the other, and a slot (23) is provided on each locking block (22) at the one end close to the other.

6. The automatic drilling device for port machinery components according to claim 5, characterized in that, Each of the two blocks (22) has a connecting rod (24) fixedly installed at one end close to each other. Each of the two connecting rods (24) has a connecting plate (26) slidably installed through one end close to each other. The lower end of the connecting plate (26) is fixedly installed on the adjusting plate (9). Each of the two connecting rods (24) has a spring (25) sleeved on the outside.

7. An automatic drilling device for port machinery components according to claim 1, characterized in that, A nozzle (27) is fixedly installed on the upper end of the movable plate (8) at the front side of the protrusion (11). An airbag (29) is connected to the front end of the nozzle (27). The ends of the airbags (29) that are far apart are fixedly installed on the movable plate (8). A top bar (30) is fixedly installed on the ends of the airbags (29) that are close to each other. The lower end of the top bar (30) is slidably installed on the movable plate (8).

8. An automatic drilling device for port machinery components according to claim 7, characterized in that, Each of the top bars (30) is fixedly installed with a spring three (31) at one end away from each other. The ends of the spring three (31) are fixedly installed on the movable plate (8). An inclined plate (32) is fixedly installed on the upper end of the adjusting plate (9) corresponding to the upper side of the top bar (30).

9. An automatic drilling device for port machinery components according to claim 1, characterized in that, The upper end of the first bevel gear rod (35) is engaged with the second bevel gear rod (37), and the two ends of the second bevel gear rod (37) that are far apart from each other are rotatably mounted on the lifting plate (4).

10. An automatic drilling device for port machinery components according to claim 9, characterized in that, A steel wire rope (38) is fixedly wound around the outer side of the bevel gear rod (37). A slide bar (39) is fixedly installed at the other end of the steel wire rope (38). The ends of the slide bars (39) that are far apart from each other are slidably installed on the lifting plate (4). A blocking strip (40) is provided on the lower side of the slide bar (39). The blocking strip (40) is fixedly connected to the front end of the bracket (2).

Images