Drilling machine with drill bit convenient to disassemble and assemble

Abstract

The utility model discloses a drilling machine with a drill convenient to disassemble and assemble, and relates to the technical field of PCB (printed circuit board) processing, the drilling machine comprises a bottom plate, an auxiliary drilling assembly and a drill assembly, a rear plate is fixed above the rear side of the bottom plate, moving assemblies are mounted on two sides of the front of the rear plate, the auxiliary drilling assembly is mounted on the outer sides of the moving assemblies, and the drill assembly is fixed on the bottom plate. And the auxiliary drilling assembly comprises a fixing frame, a guide rod, an air cylinder, a piston rod and a lifting plate, the guide rod is fixed to the inner side of the fixing frame, the air cylinder is installed on the upper side of the fixing frame, the piston rod is arranged on the lower side of the air cylinder, and a drill bit assembly is installed below the auxiliary drilling assembly. According to the drilling machine with the drill bit convenient to disassemble and assemble, drill bit bodies of different models can be conveniently disassembled, assembled and replaced through the drill bit assembly, each set of connecting frames and fixing plates are in butt joint pairwise, the drill bit bodies and the mounting sleeves can be kept concentric, butt joint is accurate, and therefore the situation that follow-up drilling machining is affected due to the inclination situation in the drill bit body disassembling and assembling connecting process is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of PCB board processing, in particular to a drilling machine with a drill bit that is easy to disassemble and assemble. Background Art

[0002] PCB, also known as printed circuit board (PCB), is an important electronic component that supports and connects electronic components. During the PCB manufacturing process, a drilling machine is required to drill holes in the PCB.

[0003] For example, the utility model application number CN201921287667.9 discloses a PCB board drilling machine. The PCB board drilling machine similar to the above application currently has the following shortcomings: it is inconvenient to disassemble and assemble the drill bit during the PCB board drilling process, and the drill bit is prone to tilt after installation.

[0004] Therefore, in view of this, the existing structure and defects are studied and improved, and a drilling machine that is easy to disassemble and assemble the drill bit is proposed. Utility Model Content

[0005] The purpose of the utility model is to provide a drilling machine that is easy to disassemble and assemble the drill bit, so as to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a drilling machine that is easy to disassemble and assemble a drill bit, comprising a base plate, an auxiliary drilling assembly and a drill bit assembly, wherein a rear plate is fixed on the upper rear side of the base plate, and movable assemblies are installed on both sides of the front of the rear plate, and an auxiliary drilling assembly is installed on the outer side of the movable assembly, and the auxiliary drilling assembly comprises a fixing frame, a guide rod, a cylinder, a piston rod and a lifting plate, a guide rod is fixed on the inner side of the fixing frame, a cylinder is installed on the upper side of the fixing frame, a piston rod is provided on the lower side of the cylinder, and a lifting plate is fixed on the bottom of the piston rod, a drill bit assembly is installed below the auxiliary drilling assembly, and the drill bit assembly comprises a mounting sleeve, a fixing plate, a connecting head, a drill bit body and a connecting frame, the outer side of the mounting sleeve is connected to the fixing plate, and the connecting head is embedded in the inner lower side of the mounting sleeve, the drill bit body is fixed below the connecting head, and the outer side of the connecting head is fixed to the connecting frame.

[0007] Furthermore, the moving component includes a motor mounting frame, a linear motor, a mounting rail and a moving seat. The linear motor is slidably mounted inside the motor mounting frame, and the mounting rail is fixed on one side of the linear motor. The moving seat is slidably mounted on the outer side of the mounting rail, and the moving seat is fixedly connected to the fixed frame.

[0008] Furthermore, the auxiliary drilling assembly also includes a guide hole, a servo motor and a rotating shaft. A guide hole is opened on the rear side of the lifting plate, and the guide hole is slidably connected to the guide rod. A servo motor is installed on the front upper side of the lifting plate, and a rotating shaft is provided on the lower side of the servo motor, and the bottom of the rotating shaft is fixedly connected to the mounting sleeve.

[0009] Furthermore, a splash-proof assembly is installed on the upper outer side of the rear plate, and the splash-proof assembly includes a connecting side plate, a motor seat, a rotating motor and a driving gear. The motor seat is fixed on the front side of the connecting side plate, and the rotating motor is installed on the front side of the motor seat. The driving gear is installed on the front side of the output shaft of the rotating motor.

[0010] Furthermore, the anti-splashing assembly also includes a dustproof frame and a rack. The dustproof frame is installed on the upper outer side of the base plate, and the top view of the dustproof frame is a "U"-shaped structure. Racks are fixed on both sides of the outside of the dustproof frame, and the rack is meshed with the driving gear.

[0011] Furthermore, the anti-splashing assembly also includes a limit frame and a sliding bar. The limit frame is fixed on the inner side of the connecting side plate, and the sliding bar is fixed on the outer side of the dustproof frame at a position corresponding to the limit frame, and the sliding bar is slidably connected to the limit frame.

[0012] Furthermore, the connecting frame is in a "U"-shaped structure, and the connecting frame and the fixing plate are snap-connected. There are four groups of connecting frames and fixing plates, and bolts penetrate the upper side of the fixing plate.

[0013] The utility model provides a drilling machine that is easy to disassemble and assemble a drill bit, which has the following beneficial effects:

[0014] The utility model is provided with a drill bit assembly, and the connecting head of the drill bit body can be embedded in the interior of the mounting sleeve, and at the same time, four U-shaped connecting frames are engaged with the outer side of the fixing plate, and bolts are passed through the fixing plate and the connecting frame to lock and fix the two. This connection method is convenient for disassembly and replacement of drill bit bodies of different models, and each set of connecting frames and fixing plates are butted together in pairs, which can keep the concentricity and precise docking of the drill bit body and the mounting sleeve, thereby avoiding the situation that the drill bit body is tilted during the disassembly and connection process and affects the subsequent drilling process.

[0015] The utility model is provided with an auxiliary drilling assembly and an anti-splashing assembly, which facilitates the rotation of the mounting sleeve and the drill bit body by the servo motor and the rotating shaft, and facilitates the lifting and lowering of the lifting plate and the drill bit assembly by the cylinder and the piston rod, so that drilling processing can be performed. The dustproof frame of the anti-splashing assembly can move up and down, so that the dustproof frame can be covered on the upper outer side of the base plate during the drilling process to provide safe anti-splashing protection. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall structure of a drilling machine that is easy to disassemble and assemble the drill bit;

[0017] Figure 2 This is a schematic diagram of the internal structure of a drilling machine that is easy to disassemble and assemble the drill bit;

[0018] Figure 3 The utility model is a structural schematic diagram of a drill bit assembly of a drilling machine which is easy to disassemble and assemble the drill bit.

[0019] In the figure: 1. Base plate; 2. Back plate; 3. Moving assembly; 301. Motor mounting frame; 302. Linear motor; 303. Mounting rail; 304. Moving seat; 4. Auxiliary drilling assembly; 401. Fixed frame; 402. Guide rod; 403. Cylinder; 404. Piston rod; 405. Lifting plate; 406. Guide hole; 407. Servo motor; 408. Rotating shaft; 5. Drill assembly; 501. Mounting sleeve; 502. Fixed plate; 503. Connector; 504. Drill body; 505. Connecting frame; 6. Anti-splash assembly; 601. Connecting side plate; 602. Motor seat; 603. Rotating motor; 604. Driving gear; 605. Dustproof frame; 606. Rack; 607. Limit frame; 608. Sliding bar. DETAILED DESCRIPTION

[0020] The following embodiments of the present invention are described in further detail with reference to the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0021] like Figure 1-Figure 2 As shown, a drilling machine that is easy to disassemble and assemble a drill bit includes a base plate 1, an auxiliary drilling assembly 4 and a drill bit assembly 5. A rear plate 2 is fixed to the upper rear side of the base plate 1, and a moving assembly 3 is installed on both sides of the front of the rear plate 2. The moving assembly 3 includes a motor mounting frame 301, a linear motor 302, a mounting rail 303 and a moving seat 304. The linear motor 302 is slidably installed inside the motor mounting frame 301, and a mounting rail 303 is fixed to one side of the linear motor 302. A moving seat 304 is slidably installed on the outer side of the mounting rail 303, and the moving seat 304 is fixedly connected to the fixed frame 401; the base plate 1 is used to carry the PCB board to be processed, and the movement of the moving seat 304 on the mounting rail 303 facilitates the movement of the auxiliary drilling assembly 4 and the drill bit assembly 5, and the movement of the linear motor 302 inside the motor mounting frame 301 facilitates the movement of the mounting rail 303, thereby adjusting the drilling position.

[0022] like Figure 3As shown, the outer side of the moving component 3 is equipped with an auxiliary drilling component 4, and the auxiliary drilling component 4 includes a fixed frame 401, a guide rod 402, a cylinder 403, a piston rod 404 and a lifting plate 405. The inner side of the fixed frame 401 is fixed with a guide rod 402, and the upper side of the fixed frame 401 is equipped with a cylinder 403, the lower side of the cylinder 403 is provided with a piston rod 404, and the bottom of the piston rod 404 is fixed with a lifting plate 405. The auxiliary drilling component 4 also includes a guide hole 406, a servo motor 407 and a rotating shaft 408. The rear side of the lifting plate 405 is provided with a guide hole 406, and the guide hole 406 and the guide rod 402 are sliding. Dynamic connection, a servo motor 407 is installed on the upper front side of the lifting plate 405, and a rotating shaft 408 is provided on the lower side of the servo motor 407, and the bottom of the rotating shaft 408 is fixedly connected to the mounting sleeve 501; the servo motor 407 and the rotating shaft 408 are used to easily drive the rotation of the mounting sleeve 501 and the drill body 504, and the cylinder 403 and the piston rod 404 are used to easily drive the lifting plate 405 and the drill assembly 5 to be lifted and lowered, so that it can perform drilling processing. During the lifting process of the lifting plate 405, the guide rod 402 can guide the guide hole 406, so that the lifting plate 405 and the drill assembly 5 can be lifted and lowered smoothly.

[0023] like Figure 3 As shown, a drill assembly 5 is installed below the auxiliary drilling assembly 4, and the drill assembly 5 includes a mounting sleeve 501, a fixing plate 502, a connecting head 503, a drill body 504 and a connecting frame 505. The outer side of the mounting sleeve 501 is connected to the fixing plate 502, and the connecting head 503 is embedded in the lower inner side of the mounting sleeve 501. The drill body 504 is fixed below the connecting head 503, and the outer side of the connecting head 503 is fixed to the connecting frame 505. The connecting frame 505 has a "U"-shaped structure, and the connecting frame 505 is snap-connected to the fixing plate 502. There are four groups of connecting frames 505 and the fixing plate 502, and the fixing plate 502 is provided with four groups. 02 is penetrated by a bolt; the connecting head 503 of the drill body 504 can be embedded in the inside of the mounting sleeve 501, and at the same time, the four U-shaped connecting frames 505 are engaged with the outside of the fixing plate 502, and the fixing plate 502 and the connecting frame 505 are penetrated by bolts to lock and fix the two. This connection method is convenient for disassembly and replacement of different types of drill bodies 504. Each set of connecting frames 505 and fixing plates 502 are docked in pairs, which can keep the drill body 504 and the mounting sleeve 501 concentric and accurately docked, thereby avoiding the situation where the drill body 504 tilts during the disassembly and connection process and affects the subsequent drilling process.

[0024] like Figure 1As shown, a splash-proof assembly 6 is installed on the upper outer side of the rear plate 2, and the splash-proof assembly 6 includes a connecting side plate 601, a motor seat 602, a rotating motor 603 and a driving gear 604. The motor seat 602 is fixed to the front side of the connecting side plate 601, and the rotating motor 603 is installed on the front side of the motor seat 602. The driving gear 604 is installed on the front side of the output shaft of the rotating motor 603. The splash-proof assembly 6 also includes a dustproof frame 605 and a rack 606. A dustproof frame 605 is installed on the upper outer side of the bottom plate 1, and the top view of the dustproof frame 605 is a "U"-shaped structure. Racks 606 are fixed on both sides of the outside of the dustproof frame 605, and the rack 606 is meshed with the driving gear 604. Next, the anti-splashing assembly 6 also includes a limit frame 607 and a sliding bar 608. The limit frame 607 is fixed on the inner side of the side plate 601, and a sliding bar 608 is fixed on the outer side of the dustproof frame 605 at a position corresponding to the limit frame 607, and the sliding bar 608 is slidably connected to the limit frame 607; the rotating motor 603 is used to easily drive the rotation of the driving gear 604, and the driving gear 604 is meshed with the rack 606, so that the rack 606 and the dustproof frame 605 can move up and down. At this time, the sliding bar 608 can slide on the limit frame 607 to make its movement stable, so that the dustproof frame 605 can be covered on the upper outer side of the base plate 1 during the drilling process to provide safe anti-splashing protection for it.

[0025] In summary, if Figure 1-Figure 3As shown, the drilling machine with easy disassembly and assembly of the drill bit can be used to replace different drill bit bodies 504 according to drilling needs. When disassembling, the drill bit body 504 can be removed by loosening the bolts. Conversely, the connector 503 of the newly replaced drill bit body 504 can be embedded in the interior of the mounting sleeve 501, and at the same time, the four U-shaped connecting frames 505 are engaged with the outer side of the fixing plate 502. Then, the fixing plate 502 and the connecting frame 505 are penetrated by bolts to lock and fix the two. At this time, each set of connecting frames 505 and the fixing plate 502 are connected in pairs, so that the drill bit body 504 and the mounting sleeve 501 can maintain concentricity and precise connection; then the PCB board to be processed is placed on the upper side of the bottom plate 1 and positioned, and then the auxiliary drilling assembly 4 can be driven by the movement of the movable seat 304 on the mounting rail 303. And the movement of the drill assembly 5, the movement of the mounting rail 303 is driven by the movement of the linear motor 302 inside the motor mounting frame 301, thereby adjusting the drilling position; during the drilling process, the servo motor 407 and the rotating shaft 408 can drive the rotation of the mounting sleeve 501 and the drill body 504, and the cylinder 403 and the piston rod 404 can drive the lifting plate 405 and the drill assembly 5 to rise and fall, thereby performing drilling processing. At this time, the rotation motor 603 can be used to drive the rotation of the active gear 604, and the active gear 604 is meshed with the rack 606, so that the rack 606 and the dustproof frame 605 can move up and down, so that the dustproof frame 605 can be covered on the upper outer side of the base plate 1 during the drilling process to provide safe anti-sputtering protection for it, thus completing the use process of the drilling machine that is easy to disassemble and assemble the drill bit.

[0026] The embodiments of the present invention are provided for purposes of illustration and description and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those skilled in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention and to enable those skilled in the art to understand the present invention and design various embodiments with various modifications suitable for specific applications.

Claims

1. A drilling machine with a drill bit that is easy to disassemble and assemble, comprising a base plate (1), an auxiliary drilling assembly (4) and a drill bit assembly (5), characterized in that: A rear plate (2) is fixed above the rear side of the bottom plate (1), and moving components (3) are installed on both sides of the front of the rear plate (2). An auxiliary drilling component (4) is installed on the outside of the moving component (3), and the auxiliary drilling component (4) includes a fixed frame (401), a guide rod (402), a cylinder (403), a piston rod (404) and a lifting plate (405). The guide rod (402) is fixed on the inner side of the fixed frame (401), and the cylinder (403) is installed on the upper side of the fixed frame (401). The piston rod (404) is provided on the lower side of the cylinder (403), and the piston rod (405) is provided on the lower side of the piston rod (404). 04), a lifting plate (405) is fixed at the bottom of the auxiliary drilling assembly (4), a drill assembly (5) is installed below the auxiliary drilling assembly (4), and the drill assembly (5) includes a mounting sleeve (501), a fixing plate (502), a connector (503), a drill body (504) and a connection frame (505), the outer side of the mounting sleeve (501) is connected to the fixing plate (502), and the inner lower side of the mounting sleeve (501) is embedded with the connector (503), the drill body (504) is fixed below the connector (503), and the connection frame (505) is fixed outside the connector (503).

2. A drilling machine with easy-to-detach drill bit according to claim 1, characterized in that: The moving assembly (3) comprises a motor mounting frame (301), a linear motor (302), a mounting rail (303) and a moving seat (304); the linear motor (302) is slidably mounted inside the motor mounting frame (301), and the mounting rail (303) is fixed on one side of the linear motor (302); the moving seat (304) is slidably mounted on the outer side of the mounting rail (303), and the moving seat (304) is fixedly connected to the fixed frame (401).

3. A drilling machine with easy-to-detach drill bit according to claim 1, characterized in that: The auxiliary drilling assembly (4) further comprises a guide hole (406), a servo motor (407) and a rotating shaft (408); the guide hole (406) is provided on the rear side of the lifting plate (405), and the guide hole (406) is slidably connected to the guide rod (402); the servo motor (407) is installed on the front upper side of the lifting plate (405), and the rotating shaft (408) is provided on the lower side of the servo motor (407), and the bottom of the rotating shaft (408) is fixedly connected to the mounting sleeve (501).

4. A drilling machine with easy-to-detach drill bit according to claim 1, characterized in that: An anti-splashing assembly (6) is installed on the upper outer side of the rear plate (2), and the anti-splashing assembly (6) includes a connecting side plate (601), a motor seat (602), a rotating motor (603) and a driving gear (604). The motor seat (602) is fixed to the front side of the connecting side plate (601), and the rotating motor (603) is installed on the front side of the motor seat (602). The driving gear (604) is installed on the front side of the output shaft of the rotating motor (603).

5. A drilling machine with easy-to-detach drill bit according to claim 4, characterized in that: The anti-splashing assembly (6) further comprises a dustproof frame (605) and a rack (606). The dustproof frame (605) is mounted on the upper outer side of the base plate (1), and the top view of the dustproof frame (605) presents a "U"-shaped structure. Racks (606) are fixed on both sides of the outside of the dustproof frame (605), and the racks (606) are meshedly connected with the driving gear (604).

6. A drilling machine with easy-to-detach drill bit according to claim 5, characterized in that: The anti-splashing assembly (6) further comprises a limit frame (607) and a sliding bar (608); the limit frame (607) is fixed on the inner side of the connecting side plate (601); the sliding bar (608) is fixed on the outer side of the dustproof frame (605) at a position corresponding to the limit frame (607); and the sliding bar (608) is slidably connected to the limit frame (607).

7. The drilling machine with easy-to-detach drill bit according to claim 1, characterized in that: The connecting frame (505) is of a "U"-shaped structure, and the connecting frame (505) and the fixing plate (502) are connected by snapping. The connecting frame (505) and the fixing plate (502) are both provided with four groups, and bolts are passed through the upper side of the fixing plate (502).

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