Disclosed is an automatic punching device for a disc buckle type suspension frame main beam penetrating beam bolt

By using an automated drilling device, combining standard steel and extended steel, along with a horizontal bubble level and multiple drill bits, the problem of inaccurate installation of the through-beam bolt sleeves for the main beam of the suspension frame was solved, enabling precise installation and safe and efficient construction of the main beam of the suspension frame.

CN116604715BActive Publication Date: 2026-05-01NINGBO JIANGONG JIANLE ENG CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
NINGBO JIANGONG JIANLE ENG CO LTD
Filing Date
2023-07-03
Publication Date
2026-05-01

AI Technical Summary

Technical Problem

In the existing technology, the accuracy of the embedded bolt sleeves of the main beam of the suspension frame is not high, which causes the uprights of the disc-lock scaffolding to not fall exactly on the main beam of the suspension frame. It is necessary to erect additional I-beam crossbeams, which increases costs and high-risk operations. Moreover, the spot welding method damages the properties of the steel.

Method used

Design an automated drilling device for through bolts on the main beam of a disc-type suspension frame. By combining standard steel, extended steel and a drill, and using a level bubble meter to adjust the level, multiple sets of drill bits and extrusion parts ensure accurate drilling and avoid the connecting steel from being suspended, thus achieving automated drilling.

Benefits of technology

This enabled precise installation of the main beam of the suspension frame, avoiding the need for additional crossbeams, reducing costs, increasing the turnover rate of steel, and ensuring drilling accuracy and safety.

✦ Generated by Eureka AI based on patent content.

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Abstract

The application discloses a disc buckle type suspension frame main beam through-beam bolt automatic punching device, and relates to the technical field of disc buckle type suspension frame installation. The standard steel is provided with a horizontal bubble instrument, and the two ends of the standard steel are detachably connected with extension steels; the end portions of the extension steels are detachably connected with connecting steels; the standard steel is further rotationally connected with two groups of first extension rods; and the top end of each first extension rod is fixedly connected with a second extension rod. The disc buckle type suspension frame main beam through-beam bolt automatic punching device can be accurately opened through the adjustment of the first extension rods and the replacement of the extension steels, so that the installation size of the main beam is accurate, and the disc buckle type suspension frame can be directly installed, thus, a cross beam does not need to be additionally welded on the main beam, the cost is reduced, the original steel performance is not damaged by the spot welding mode, and the turnover utilization rate is improved.
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Description

An automated drilling device for through bolts on the main beam of a disc-type suspension frame. Technical Field

[0001] This invention relates to the field of disc-type suspension bracket installation technology, specifically to an automated drilling device for through-beam bolts of the main beam of a disc-type suspension bracket. Background Technology

[0002] The main beam of the suspension frame needs to be fastened to the structure using pre-embedded bolts. Therefore, the accuracy of the pre-embedded bolt sleeve installation directly affects the installation position of the main beam, and consequently, the erection of the disc-lock scaffold. The accuracy of the pre-embedded bolt sleeve installation is directly related to the accuracy of the positioning and drilling. Currently, it is common practice to manually mark lines on the side formwork of the beam before drilling, which is not only inaccurate but also cumbersome. Ultimately, this results in the uprights of the disc-lock scaffold not landing precisely on the main beam of the suspension frame (the longitudinal spacing of the uprights of the disc-lock scaffold is modular, a multiple of 30cm). Therefore, in actual construction, it is necessary to additionally erect I-beams on the main beam of the suspension frame to hold the disc-lock uprights, which not only increases costs and the risk of high-altitude operations but also damages the original steel properties and reduces the turnover rate due to the spot welding method used to connect the I-beams to the main beam of the suspension frame. To address this, we propose an automated drilling device for the through bolts of the main beam of the disc-lock suspension frame. Summary of the Invention

[0003] The purpose of this invention is to provide an automated drilling device for through bolts in the main beam of a disc-type suspension frame, so as to solve the problems mentioned in the background art.

[0004] To achieve the above objectives, the present invention provides the following technical solution: an automated drilling device for through-beam bolts of a disc-type suspension frame, comprising a standard steel, on which a level bubble meter is mounted, and both ends of the standard steel are detachably connected to extension steel, the ends of which are detachably connected to connecting steel, and two sets of first telescopic rods are rotatably connected to the standard steel, the top ends of which are fixedly connected to second telescopic rods, one end of which is fixedly connected to a handle, and a fall arrestor is fixedly connected to the handle, and a drill is slidably connected inside the connecting steel, a fixing ring is fixedly connected to the drill, a push rod is fixedly connected to the fixing ring, one end of which is fixedly connected to a movable block, a sleeve is sleeved on the outer surface of the movable block, and one end of the sleeve is connected to a pressure control component for controlling the air pressure inside the sleeve, thereby driving the movable block and the drill to move.

[0005] Preferably, the pressure control component includes a pressure pipe installed inside the connecting steel, one end of the pressure pipe having a through hole, and a piston block slidably connected inside the pressure pipe, a moving component connected to the piston block for driving the piston block to move, and the other end of the pressure pipe being connected to a sealing pipe, a sealing component being installed inside the sealing pipe, and one end of the sealing pipe being connected to a connecting pipe communicating with the sleeve.

[0006] Preferably, the movable component includes a threaded sleeve fixedly connected to the piston block, the threaded sleeve being slidably connected to the pressure tube, and a reciprocating screw being internally threaded into the threaded sleeve, with one end of the reciprocating screw connected to a driving component.

[0007] Preferably, two sets of symmetrically arranged sliding plates are slidably connected to the connecting steel. Each sliding plate is fixedly connected to an inclined block that is slidably connected to the connecting steel. Multiple sets of drill bits are rotatably connected to the sliding plates. Each drill bit is connected to a linkage component. A support block is installed between the two sets of sliding plates. One end of each inclined block is connected to an extrusion component for extruding the inclined block.

[0008] Preferably, the linkage includes multiple sets of first spur gears, which are fixedly connected to multiple sets of drill bits respectively. A first gear belt meshes with the outer side of the first spur gear, and a second spur gear meshes with the first gear belt. A rotating shaft connected to the driving component is fixedly connected to the axis of the second spur gear.

[0009] Preferably, the extrusion component includes an extrusion block installed on one side of the inclined block, the extrusion block being extruded and fitted with the inclined block, and a sliding sleeve being fixedly connected to one end of the extrusion block, a sliding block being fixedly connected to one end of the sliding sleeve, a connecting sleeve being fitted on the outer surface of the sliding block, a connecting pipe communicating with the pressure pipe at one end of the connecting sleeve, and a movable block being slidably connected inside the connecting sleeve, a connecting post being fixedly connected to one end of the movable block, passing through the sliding block and extending to one end of the extrusion block, the connecting post being fixedly connected to the support block.

[0010] Preferably, the sealing element includes a fixing plate fixed inside the sealing tube, the fixing plate having a circular hole, and a fixing post fixedly connected to the fixing plate, a sealing plate slidably connected to the fixing post, a sealing ring fixedly connected to the sealing tube on the outer surface of the sealing plate, and a spring fixedly connected between the sealing plate and the fixing plate.

[0011] Preferably, the driving component includes a motor fixed within the connecting steel, the output end of the motor is fixedly connected to a coupling, one end of the coupling is fixedly connected to a drive shaft, one end of the drive shaft is connected to a transmission component, and the transmission component is connected to the reciprocating lead screw and the rotating shaft.

[0012] Preferably, the transmission component includes a third spur gear fixedly connected to the drive shaft, a second gear belt meshing with the outer side of the third spur gear, two sets of fourth spur gears meshing with the second gear belt, a transmission shaft fixedly connected to one end of each of the two sets of fourth spur gears, and two sets of counter-rotating limiting members connected to the transmission shaft, the two sets of rotating limiting members being respectively connected to the reciprocating lead screw and the rotating shaft.

[0013] Preferably, the limiting component includes two sets of rotating disks, which are respectively fixedly connected to the reciprocating lead screw and the rotating shaft. A ratchet gear is rotatably connected to each rotating disk. The two sets of ratchet gears are arranged in opposite directions, and a pawl is engaged with each ratchet gear. A rotating column that is rotatably connected to the rotating disk is fixedly connected to the pawl. A connecting piece is fixedly connected to the rotating shaft, and a return spring that is fixedly connected to the rotating disk is fixedly connected to the connecting piece.

[0014] Compared with the prior art, the beneficial effects of the present invention are:

[0015] This invention features a standard steel frame with extension steels containing connecting steels at both ends. The connecting steels contain punches. During installation of the disc-lock suspension bracket, the punching spacing is adjusted by replacing the extension steels to accommodate different specifications of the brackets. The height of the punches is adjusted using a first telescopic rod. After the heights of the extension steels and punches are adjusted, the standard steel is leveled using another set of first telescopic rods and a bubble level, ensuring both sets of punches are on the same horizontal plane. Finally, the retraction of a second telescopic rod moves the standard steel, connecting steel, and punches closer to the wall for drilling. The adjustment of the first telescopic rods and the replacement of the extension steels allow for precise opening, ensuring accurate main beam installation dimensions and direct installation of the disc-lock suspension bracket. This eliminates the need for additional crossbeams on the main beam, solving the problem of increased costs due to inaccurate hole placement requiring additional crossbeams in existing technologies. It also avoids the damage to the original steel properties and reduced turnover rate caused by spot welding.

[0016] By setting multiple sets of drill bits, the drill bits are inserted into the wall and then pressed together by the clamping device, thus gripping the connecting steel on the wall. This prevents the drill bit from being suspended in the air, thus avoiding deformation that could affect drilling accuracy. Attached Figure Description

[0017] Figure 1 is a schematic diagram of the overall structure of the present invention;

[0018] Figure 2 is a schematic diagram of the overall connection structure of the components of the present invention;

[0019] Figure 3 is a schematic diagram of the internal structure of the connecting steel of the present invention;

[0020] Figure 4 is a schematic diagram of the connection structure between the punch and the connecting steel of the present invention;

[0021] Figure 5 is a schematic diagram of the moving structure of the puncher of the present invention;

[0022] Figure 6 is a schematic diagram of the structure of region A in Figure 5 of this invention;

[0023] Figure 7 is a schematic diagram of the rotating drill bit structure of the present invention;

[0024] Figure 8 is a schematic diagram of the drill bit rotation and extrusion structure of the present invention;

[0025] Figure 9 is a schematic diagram of the moving structure of the extrusion block of the present invention;

[0026] Figure 10 is a partial structural schematic diagram of the present invention;

[0027] Figure 11 is a schematic diagram of the driving component structure of the present invention;

[0028] Figure 12 is a schematic diagram of the structure of the rotation limiting component of the present invention;

[0029] Figure 13 is a schematic diagram of the structure of region B in Figure 12 of this invention.

[0030] In the diagram: 1-Standard steel; 2-Horizontal bubble meter; 3-Extension steel; 4-Connecting steel; 5-First telescopic rod; 6-Second telescopic rod; 7-Handle; 8-Drill; 9-Fixing ring; 10-Push rod; 11-Moving block; 12-Sleeve; 13-Pressure control component; 14-Pressure pipe; 15-Through hole; 16-Piston block; 17-Sealing pipe; 18-Sealing component; 19-Connecting pipe; 20-Moving component; 21-Threaded sleeve; 22-Reciprocating screw; 23-Drive component; 24-Sliding plate; 25-Inclined block; 26-Drill bit; 27-Support block; 28-Linkage component; 29-Extrusion component; 30-First flat gear; 31-First gear belt; 32- Second spur gear; 33-Rotating shaft; 34-Extrusion block; 35-Sliding sleeve; 36-Sliding block; 37-Connecting sleeve; 38-Moving block; 39-Connecting column; 40-Connecting pipe; 41-Fixing plate; 42-Round hole; 43-Fixing column; 44-Sealing plate; 45-Sealing ring; 46-Spring; 47-Motor; 48-Coupling; 49-Drive shaft; 50-Transmission component; 51-Third spur gear; 52-Second gear belt; 53-Fourth spur gear; 54-Transmission shaft; 55-Limiting component; 56-Rotating disk; 57-Ratchet; 58-Pawl; 59-Rotating column; 60-Connecting piece; 61-Return spring; 62-Anti-fall rod. Detailed Implementation

[0031] The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.

[0032] Please refer to Figures 1-13. This invention provides a technical solution: an automated drilling device for through-beam bolts on the main beam of a disc-type suspension frame, comprising a standard steel 1, on which a level bubble meter 2 is mounted, and both ends of the standard steel 1 are detachably connected to extension steel 3, the ends of which are detachably connected to connecting steel 4. Two sets of first telescopic rods 5 are also rotatably connected to the standard steel 1, the top ends of the first telescopic rods 5 are fixedly connected to second telescopic rods 6, and one end of the second telescopic rod 6 is fixedly connected to a handle 7. A handle 7 is fixedly connected to... A fall arrestor 62 is attached, and a punch 8 is slidably connected inside the connecting steel 4. A fixing ring 9 is fixedly connected to the punch 8, and a push rod 10 is fixedly connected to the fixing ring 9. A movable block 11 is fixedly connected to one end of the push rod 10. A sleeve 12 is fitted on the outer surface of the movable block 11. A pressure control component 13 is connected to one end of the sleeve 12 to control the air pressure inside the sleeve 12, thereby moving the movable block 11 and the punch 8. The pressure control component 13 includes a pressure pipe 14 installed inside the connecting steel 4. One end of the pressure tube 14 has a through hole 15, and a piston block 16 is slidably connected inside the pressure tube 14. A moving part 20 for moving the piston block 16 is connected to the piston block 16. The other end of the pressure tube 14 is connected to a sealing tube 17, and a sealing element 18 is installed inside the sealing tube 17. One end of the sealing tube 17 is connected to a connecting tube 19 that communicates with the sleeve 12. The moving part 20 includes a threaded sleeve 21 that is fixedly connected to the piston block 16. The threaded sleeve 21 is slidably connected to the pressure tube 14, and the... The threaded sleeve 21 is internally threaded with a reciprocating lead screw 22, and one end of the reciprocating lead screw 22 is connected to a driving member 23; the sealing member 18 includes a fixing plate 41 fixed inside the sealing tube 17, the fixing plate 41 has a circular hole 42, and a fixing post 43 is fixedly connected to the fixing plate 41. A sealing plate 44 is slidably connected to the fixing post 43. A sealing ring 45 fixedly connected to the sealing tube 17 is movably connected to the outer surface of the sealing plate 44, and a spring 46 is fixedly connected between the sealing plate 44 and the fixing plate 41.

[0033] Two sets of symmetrically arranged sliding plates 24 are slidably connected to the connecting steel 4. Each sliding plate 24 is fixedly connected to a slidable block 25 that is slidably connected to the connecting steel 4. Multiple sets of drill bits 26 are rotatably connected to each sliding plate 24. A linkage member 28 is connected to each drill bit 26. A support block 27 is installed between the two sets of sliding plates 24. One end of each slidable block 25 is connected to a pressing member 29 for pressing the slidable block 25. The linkage member 28 includes multiple sets of first spur gears 30. Each set of first spur gears 30 is fixedly connected to multiple sets of drill bits 26. A first gear belt 31 meshes with the outer side of each first spur gear 30. A second spur gear 32 meshes with the first gear belt 31. The axis of the second spur gear 32 is fixed... A rotating shaft 33 is fixedly connected to the driving component 23; the extrusion component 29 includes an extrusion block 34 installed on one side of the inclined block 25, the extrusion block 34 is extruded and fitted with the inclined block 25, and a sliding sleeve 35 is fixedly connected to one end of the extrusion block 34, a sliding block 36 is fixedly connected to one end of the sliding sleeve 35, a connecting sleeve 37 is sleeved on the outer surface of the sliding block 36, a connecting pipe 40 communicating with the pressure pipe 14 is connected to one end of the connecting sleeve 37, and a moving block 38 is slidably connected inside the connecting sleeve 37, a connecting post 39 is fixedly connected to one end of the moving block 38, which passes through the sliding block 36 and extends to one end of the extrusion block 34, and the connecting post 39 is fixedly connected to the support block 27.

[0034] The driving component 23 includes a motor 47 fixed within the connecting steel 4. A coupling 48 is fixedly connected to the output end of the motor 47. A drive shaft 49 is fixedly connected to one end of the coupling 48. A transmission component 50 is connected to one end of the drive shaft 49. The transmission component 50 is connected to the reciprocating lead screw 22 and the rotating shaft 33. The transmission component 50 includes a third spur gear 51 fixedly connected to the drive shaft 49. A second gear belt 52 meshes with the outer side of the third spur gear 51. Two sets of fourth spur gears 53 are meshed on the second gear belt 52. One end of each set of fourth spur gears 53 is fixedly connected to a transmission shaft 54. A transmission shaft 54 ​​is connected to... Two sets of counter-rotating limiting members 55 are respectively connected to the reciprocating lead screw 22 and the rotating shaft 33. Each limiting member 55 includes two sets of rotating disks 56, which are fixedly connected to the reciprocating lead screw 22 and the rotating shaft 33 respectively. A ratchet gear 57 is rotatably connected to each rotating disk 56. The two sets of ratchet gears 57 are counter-rotating, and a pawl 58 meshes with each ratchet gear 57. A rotating column 59 that is rotatably connected to the rotating disk 56 is fixedly connected to the pawl 58. A connecting piece 60 is fixedly connected to the rotating shaft 33, and a return spring 61 that is fixedly connected to the rotating disk 56 is fixedly connected to the connecting piece 60.

[0035] When drilling, first, replace the drill bit 8 with the appropriate drill head according to the hole size. Determine the length of the detachable extension steel 3 based on the actual horizontal spacing of the disc-lock scaffold uprights. Then, adjust the position of the standard steel 1 using the first telescopic rod 5. Hang the handle 7 on the structural beam before concrete pouring (formwork has been erected and reinforcement tied). Secure the fall arrestor 62 to the upper row of reinforcement on the structural beam. Press the button on the handle 7 to control the extension and retraction of the other set of first telescopic rods 5. Adjust the standard steel 1 to a horizontal position using a bubble meter. Then, press another button on the handle 7 to control the movement of the second telescopic rod 6. The movement of the second telescopic rod 6 moves the standard steel 1, the extension steel 3, and the connecting steel 4. When the drill bit 26 moves to the wall... After the surfaces are aligned, release the button. The motor 47 will then start, causing the coupling 48 to rotate, which in turn rotates the drive shaft 49. This, in turn, rotates the third spur gear 51, which in turn rotates the second gear belt 52, which in turn rotates the fourth spur gear 53. This, in turn, rotates the transmission shaft 54, which in turn rotates the two sets of ratchet gears 57. Since the motor 47 rotates clockwise, it drives the fourth spur gear 53 clockwise, which in turn drives the transmission shaft 54 ​​clockwise, causing both sets of ratchet gears 57 to rotate clockwise. The rotating disk 56 connected to the rotating shaft 33 will then rotate due to the rotation of the ratchet gears 57. The ratchet gear 57 connected to the other set of rotating disks 56, which is connected to the reciprocating screw 22, will not rotate when the transmission shaft 54 ​​rotates, as its direction is opposite. The meshing rotating disk 56 rotates, and the reciprocating screw 22 does not rotate at this time. Therefore, when the motor 47 rotates forward, it will drive the rotating shaft 33 to rotate, which in turn drives the second spur gear 32 to rotate. Thus, the first gear belt 31 drives multiple sets of first spur gears 30 to rotate, which in turn drives the drill bit 26 to rotate. During this process, in conjunction with the action of the second telescopic rod 6, the drill bit 26 moves. Therefore, the drill bit 26 will drill a short distance into the wall. At this time, the motor 47 is reversed, and the rotating shaft 33 stops rotating, while the reciprocating screw 22 rotates. The rotation of the reciprocating screw 22 drives the threaded sleeve 21 to move, which in turn drives the piston block 16 to move. Thus, the air pressure in the pressure pipe 14 is squeezed into the connecting pipe 40 and the sealing pipe 17. Because the air pressure in the sealing pipe 17 is... With the sealing element 18 in place, the pressure pipe 14 will not initially be transmitted through the sealing pipe 17, but will instead be concentrated in the connecting pipe 40 and delivered to the connecting sleeve 37. This increases the air pressure within the connecting sleeve 37, causing the moving block 38 to move, which in turn moves the connecting column 39. This pushes the support block 27 away from the sliding plate 24. After the moving block 38 contacts the sliding block 36, the action of the moving block 38 will compress the sliding block 36, causing it to move. This, in turn, moves the sliding sleeve 35, which in turn moves the pressing block 34. The pressing block 34 then compresses the two sets of inclined blocks 25, causing the upper inclined block 25 to experience a downward compressive force and the lower inclined block 25 to experience an upward compressive force. This, in turn, causes the drill bit 26 to be pressed towards the center position via the sliding plate 24.Therefore, the connecting steel 4 is essentially gripping the wall at this point, preventing it from suspending in the air and thus avoiding deformation during drilling, which could affect drilling accuracy. After this, since the pressing block 34 cannot move further, the air pressure in the pressure pipe 14 cannot continue to be delivered through the connecting pipe 40. This causes the sealing plate 44 to move, connecting the sealing pipe 17 and the connecting pipe 19. The air pressure in the pressure pipe 14 is then delivered to the sleeve 12 through the sealing pipe 17 and the connecting pipe 19, increasing the air pressure inside the sleeve 12. This causes the movable block 11 to move, which in turn moves the push rod 10, which in turn moves the fixing ring 9, and then moves the drill 8. Drilling is then performed through the action of the drill 8. (It is worth noting that after drilling, the motor 47 continuously reverses, which in turn, through the action of the reciprocating screw 22, causes the threaded sleeve 21 and the piston block 16 to move in the opposite direction.) During the reset process, due to the presence of the seal 18, the air pressure in the connecting pipe 40 and the connecting sleeve 37 will be absorbed first, thus driving the moving block 38 to move in the opposite direction, thereby driving the connecting column 39 and the support block 27 to reset. This, in turn, causes the two sets of sliding plates 24 to reset via the support block 27, which in turn drives the two sets of inclined blocks 25 to reset. The inclined blocks 25 then press against the pressing block 34, causing the pressing block 34 to reset, thus resetting the sliding block 36. After reset, there is no air pressure to absorb in the connecting sleeve 37, and the continuous movement of the piston block 16 will pull the seal 44 to move, thus reconnecting the pressure pipe 14 and the connecting pipe 19, absorbing the air pressure in the sleeve 12, which in turn pulls the moving block 11 to move, thereby driving the push rod 10 and the fixing ring 9 to move in the opposite direction and reset. Finally, it drives the punch 8 to move and reset, and then the next punching operation is performed according to the above steps.

[0036] It should be noted that, in this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Furthermore, the terms "comprising," "including," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements includes not only those elements but also other elements not expressly listed, or elements inherent to such process, method, article, or apparatus.

[0037] Although embodiments of the invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. An automated drilling device for through-beam bolts of a disc-type suspension frame, comprising a standard steel (1), on which a level bubble meter (2) is installed, and both ends of the standard steel (1) are detachably connected to an extension steel (3), the end of the extension steel (3) is detachably connected to a connecting steel (4), and two sets of first telescopic rods (5) are rotatably connected to the standard steel (1), the top end of the first telescopic rod (5) is fixedly connected to a second telescopic rod (6), one end of the second telescopic rod (6) is fixedly connected to a handle (7), and a fall arrestor (62) is fixedly connected to the handle (7), and the connecting steel (4) slides inward. A punch (8) is connected to the connecting steel (4), a fixed ring (9) is fixedly connected to the punch (8), a push rod (10) is fixedly connected to the fixed ring (9), a movable block (11) is fixedly connected to one end of the push rod (10), a sleeve (12) is fitted on the outer surface of the movable block (11), and a pressure control component (13) is connected to one end of the sleeve (12) to control the air pressure inside the sleeve (12) and thus drive the movable block (11) and the punch (8) to move. The pressure control component (13) includes a pressure tube (14) installed inside the connecting steel (4), and one end of the pressure tube (14) is provided with A through hole (15) is provided, and a piston block (16) is slidably connected inside the pressure tube (14). A moving part (20) for moving the piston block (16) is connected to the piston block (16). The other end of the pressure tube (14) is connected to a sealing tube (17). A sealing element (18) is installed inside the sealing tube (17). One end of the sealing tube (17) is connected to a connecting tube (19) that is connected to the sleeve (12). The moving part (20) includes a threaded sleeve (21) that is fixedly connected to the piston block (16). The threaded sleeve (21) is slidably connected to the pressure tube (14). (21) A reciprocating screw (22) is connected to the internal thread. One end of the reciprocating screw (22) is connected to a driving member (23). Two sets of symmetrically arranged sliding plates (24) are also slidably connected to the connecting steel (4). The sliding plates (24) are fixedly connected to the inclined blocks (25) that are slidably connected to the connecting steel (4). Multiple sets of drill bits (26) are rotatably connected to the sliding plates (24). Linkage members (28) are connected to the drill bits (26). A support block (27) is installed between the two sets of sliding plates (24). One end of the inclined block (25) is connected to an extrusion member (29) for extruding the inclined block (25).

2. The automated drilling device for through-beam bolts of a disc-type suspension frame main beam according to claim 1, characterized in that: The linkage (28) includes multiple sets of first spur gears (30), which are fixedly connected to multiple sets of drill bits (26) respectively. A first gear belt (31) meshes with the outer side of the first spur gear (30), and a second spur gear (32) meshes with the first gear belt (31). The axis of the second spur gear (32) is fixedly connected to a rotating shaft (33) connected to the drive (23).

3. The automated drilling device for through-beam bolts of a disc-type suspension frame main beam according to claim 2, characterized in that: The extrusion component (29) includes an extrusion block (34) installed on one side of the inclined block (25). The extrusion block (34) is extruded and fitted with the inclined block (25). A sliding sleeve (35) is fixedly connected to one end of the extrusion block (34). A sliding block (36) is fixedly connected to one end of the sliding sleeve (35). A connecting sleeve (37) is fitted on the outer surface of the sliding block (36). A connecting pipe (40) connected to the pressure pipe (14) is connected to one end of the connecting sleeve (37). A moving block (38) is slidably connected inside the connecting sleeve (37). A connecting post (39) is fixedly connected to one end of the moving block (38), penetrating the sliding block (36) and extending to one end of the extrusion block (34). The connecting post (39) is fixedly connected to the support block (27).

4. The automated drilling device for through-beam bolts of a disc-type suspension frame main beam according to claim 3, characterized in that: The sealing element (18) includes a fixing plate (41) fixed inside the sealing tube (17), a round hole (42) is provided on the fixing plate (41), and a fixing post (43) is fixedly connected to the fixing plate (41). A sealing plate (44) is slidably connected to the fixing post (43). A sealing ring (45) fixedly connected to the sealing tube (17) is movably connected to the outer surface of the sealing plate (44), and a spring (46) is fixedly connected between the sealing plate (44) and the fixing plate (41).

5. The automated drilling device for through-beam bolts of a disc-type suspension frame main beam according to claim 4, characterized in that: The drive unit (23) includes a motor (47) fixed inside the connecting steel (4). The output end of the motor (47) is fixedly connected to a coupling (48). One end of the coupling (48) is fixedly connected to a drive shaft (49). One end of the drive shaft (49) is connected to a transmission component (50). The transmission component (50) is connected to the reciprocating lead screw (22) and the rotating shaft (33).

6. The automated drilling device for through-beam bolts of a disc-type suspension frame main beam according to claim 5, characterized in that: The transmission component (50) includes a third spur gear (51) fixedly connected to the drive shaft (49). A second gear belt (52) meshes with the outer side of the third spur gear (51). Two sets of fourth spur gears (53) are meshed on the second gear belt (52). One end of each set of fourth spur gears (53) is fixedly connected to a transmission shaft (54). Two sets of counter-rotating limiting members (55) are connected to the transmission shaft (54). The two sets of limiting members (55) are respectively connected to the reciprocating lead screw (22) and the rotating shaft (33).

7. The automated drilling device for through-beam bolts of a disc-type suspension frame main beam according to claim 6, characterized in that: The limiting component (55) includes two sets of rotating disks (56). The two sets of rotating disks (56) are fixedly connected to the reciprocating screw (22) and the rotating shaft (33) respectively. A ratchet gear (57) is rotatably connected to the rotating disk (56). The two sets of ratchet gears (57) are arranged in opposite directions. A pawl (58) meshes with the ratchet gear (57). A rotating column (59) that is rotatably connected to the rotating disk (56) is fixedly connected to the pawl (58). A connecting piece (60) is fixedly connected to the rotating shaft (33). A return spring (61) that is fixedly connected to the rotating disk (56) is fixedly connected to the connecting piece (60).

Citation Information

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