Circuit board punching device

Abstract

The present invention discloses a circuit board punching device, comprising a shell, a fixing plate is provided on the top of the shell, a support rod is fixedly connected between the fixing plate and the shell, the number of the support rods is set to two, a lifting mechanism is provided at the bottom of the fixing plate, a punching mechanism is provided at the bottom of the lifting mechanism, a fixing mechanism is provided at the bottom of the punching mechanism, the lifting mechanism comprises a mounting plate, the mounting plate is provided at the bottom of the fixing plate, a first electric push rod is provided between the mounting plate and the fixing plate, and the top of the first electric push rod is fixedly connected to the fixing plate. By providing a drilling mechanism, the present invention can adjust the position of the drilling head by adjusting the angle of the drilling head and the extension length of the drilling head, thereby making the drilling head match the four corners of circuit boards of different sizes, and then cooperate with the lifting mechanism to perform drilling operations on the four corners of circuit boards of different sizes, thereby facilitating the improvement of the application range of the device.

Description

Technical Field

[0001] The invention relates to the field of punching devices, and in particular to a circuit board punching device. Background Art

[0002] With the development of science and technology, circuit boards are widely used in various electrical fields. Circuit boards make circuits miniaturized and intuitive, and play an important role in the mass production of fixed circuits and the optimization of electrical appliance layout. In the production process of circuit boards, it is necessary to punch holes in the circuit boards so that the circuit boards can be positioned and installed.

[0003] The Chinese invention patent with publication number CN112399722B discloses a punching device for circuit board production. The punching device for circuit board production includes a base; four support legs, the four support legs are fixedly mounted at the four corners of the bottom of the base; two support beams, the two support beams are fixedly mounted on the top of the base; a crossbeam, the crossbeam is located above the base, and the top ends of the two support beams are fixedly mounted on the bottom of the crossbeam; an electric cylinder, the electric cylinder is fixedly mounted at the bottom center of the crossbeam; a connecting seat, the connecting seat is fixedly mounted on the output shaft of the electric cylinder; four support rods, the four support rods are respectively fixedly mounted on both sides of the connecting seat; an upper fixed seat, the upper fixed seat is located between the connecting seat and the base.

[0004] However, the above patent has the following shortcomings:

[0005] 1. The above patent is provided with four fixed drill bits, so that the four corners of the circuit board can be punched by the four drill bits, which is conducive to improving the accuracy of the device's punching. However, the positions of the four drill bits cannot be moved, so that the device can only punch holes in circuit boards of one size, thereby reducing the scope of application of the device.

[0006] 2. The above patent fixes the two sides of the circuit board by two special-shaped seats, but the position of the special-shaped seats is not adjustable, so it can only fix circuit boards of fixed sizes, thereby reducing the scope of application of the device. Summary of the invention

[0007] The purpose of the present invention is to provide a circuit board punching device. By setting a drilling mechanism, the drilling head can be matched with the four corners of circuit boards of different sizes by adjusting the angle of the drilling head and the extension length of the drilling head. Thereafter, the four corners of circuit boards of different sizes can be drilled in conjunction with the lifting mechanism, thereby facilitating the improvement of the application scope of the device and solving the above-mentioned deficiencies in the technology.

[0008] In order to achieve the above-mentioned object, the present invention provides the following technical solutions: a circuit board punching device, comprising a housing, a fixing plate is provided on the top of the housing, a support rod is fixedly connected between the fixing plate and the housing, the number of the support rods is set to two, a lifting mechanism is provided at the bottom of the fixing plate, a punching mechanism is provided at the bottom of the lifting mechanism, and a fixing mechanism is provided at the bottom of the punching mechanism;

[0009] The fixing mechanism is composed of a clamping component and a transmission component, and the transmission component is arranged at the bottom of the clamping component;

[0010] The clamping component includes a placement plate, a first slide groove and a second slide groove, the placement plate is arranged in a cross shape, the bottom of the placement plate is fixedly connected to the shell, the first slide groove is arranged on the surface of the placement plate, the number of the first slide grooves is set to two, and the two first slide grooves are symmetrically distributed about the center line of the placement plate, the second slide groove is arranged on the surface of the placement plate, the number of the second slide grooves is set to two, and the two second slide grooves are symmetrically distributed about the center line of the placement plate, a first slide rod is slidably arranged inside the first slide groove, a first driving sleeve is fixedly connected to the bottom of the first slide rod, and the first clamping plate is fixedly connected to the top of the first slide rod, the first clamping plate is arranged in an L shape, a second slide rod is slidably arranged inside the second slide groove, the bottom of the second slide rod is fixedly connected to the second driving sleeve, the top of the second slide rod is fixedly connected to the second clamping plate, and the second clamping plate is arranged in an L shape;

[0011] The transmission component includes a mounting frame, a first threaded rod and a second threaded rod. The mounting frame is arranged at the bottom of the placement plate, the top of the mounting frame is fixedly connected to the placement plate, a limit sleeve is arranged inside the mounting frame, the top of the limit sleeve is fixedly connected to the placement plate, a rotating rod is arranged inside the limit sleeve, the top of the rotating rod is fixedly connected to the limit plate, the limit plate is slidably connected to the limit sleeve, a first active transmission steering gear is fixedly connected to the outside of the rotating rod, a second active transmission steering gear is arranged at the bottom of the first active transmission steering gear, a knob is fixedly connected to the bottom of the rotating rod, a reset spring is arranged on the outside of the rotating rod, one end of the reset spring is against the limit sleeve, and the other end of the reset spring is against the first active transmission The steering gears offset each other, the number of the first threaded rods is set to two, the two first threaded rods are respectively arranged at the bottom of the two first slide grooves, the first threaded rod is threadedly connected to the first driving sleeve, one end of the first threaded rod is rotatably connected to the inner wall of the shell, the other end of the first threaded rod is fixedly connected to the first driven transmission steering gear, the first threaded rod is rotatably connected to the mounting frame, the number of the second threaded rods is set to two, the two second threaded rods are respectively arranged at the bottom of the two second slide grooves, the second threaded rod is threadedly connected to the second driving sleeve, one end of the second threaded rod is rotatably connected to the inner wall of the shell, the other end of the second threaded rod is fixedly connected to the second driven transmission steering gear, and the second threaded rod is rotatably connected to the mounting frame;

[0012] The push knob is used to drive the first active steering gear to move upward through the rotating rod, and the first active steering gear is respectively meshed and connected with the two first driven steering gears, and the return spring is used to squeeze the rotating rod through the first active transmission steering gear to drive the second active transmission steering gear to mesh with the two second driven transmission steering gears.

[0013] Preferably, the lifting mechanism comprises a mounting plate, the mounting plate is arranged at the bottom of the fixed plate, a first electric push rod is arranged between the mounting plate and the fixed plate, the top of the first electric push rod is fixedly connected to the fixed plate, the output end of the first electric push rod is transmission-connected to the mounting plate, a stabilizing rod is fixedly connected to the top of the mounting plate, the top of the stabilizing rod passes through the fixed plate, the stabilizing rod is slidably connected to the fixed plate, and the number of the stabilizing rods is set to two;

[0014] By starting the first electric push rod, the mounting plate can be driven to move up and down, and then the punching mechanism can be driven to move up and down. At the same time, by setting two stabilizing bars, the device can move along the direction of the stabilizing bars during lifting, which is beneficial to improve the stability of the mounting plate during lifting.

[0015] Preferably, the punching mechanism consists of an adjusting component and a driving component, and the driving component is arranged inside the adjusting component.

[0016] Preferably, the adjusting component includes a first mounting bin, a first stepper motor and a second electric push rod, the top of the first mounting bin is fixedly connected to a rotating ring, the outer side of the rotating ring is rotatably provided with a fixing ring, the top of the fixing ring is fixedly connected to the mounting plate, a first extension tube is fixedly connected to one side of the first mounting bin, a second extension tube is slidably provided inside the first extension tube, and an end of the second extension tube away from the first extension tube is fixedly connected to the second mounting bin, the first stepper motor is arranged at the top of the first mounting bin, a first fixing frame is arranged on the outer side of the first stepper motor, the first fixing frame is set in a U shape, both ends of the first fixing frame are fixedly connected to the top of the first mounting bin, a driving gear is transmitted at the output end of the first stepper motor, a fixing gear ring is meshed at the top of the driving gear, and the top of the fixing gear ring is fixedly connected to the fixing ring, a first fixing block is fixedly connected to one end of the second electric push rod, and a second fixing block is transmitted at the other end of the second electric push rod, the bottom of the first fixing block is fixedly connected to the first mounting bin, and the bottom of the second fixing block is fixedly connected to the driving gear of the second mounting bin;

[0017] By starting the first stepper motor, the driving gear can be driven to rotate. At the same time, because the driving gear is meshed with the fixed gear ring and the fixed gear ring is fixed, the first stepper motor will drive the first mounting bin to rotate with the rotating ring as the axis under the reaction force, and then drive the second mounting bin to rotate around the first mounting bin through the first extension tube and the second extension tube, so that the angle of the second mounting bin can be adjusted. By starting the second electric push rod, the second mounting bin can be driven to move, so that the extension length of the second mounting bin can be adjusted. By adjusting the angle and extension length of the second mounting bin, the drilling position of the device can be adjusted.

[0018] Preferably, the driving component includes an active driving steering gear, a passive driving steering gear and a second stepper motor, the active driving steering gear is arranged inside the first installation bin, the second stepper motor is arranged at the bottom of the first installation bin, a second fixing frame is arranged outside the second stepper motor, the second fixing frame is arranged in a U shape, both ends of the second fixing frame are fixedly connected to the bottom of the first installation bin, the output shaft of the second stepper motor is drivingly connected to the active driving steering gear, a first connecting steering gear is meshedly arranged on one side of the active driving steering gear, a first connecting steering gear is fixedly connected to one side of the first connecting steering gear, and one end of the first connecting rod extends into the first extension tube The first connecting rod is rotatably connected to the first mounting bin, a limiting groove is provided at one end of the first connecting rod, a drilling head is fixedly connected to the bottom of the driven driving steering gear, the bottom of the drilling head passes through the second mounting bin, the drilling head is rotatably connected to the second mounting bin, a second connecting steering gear is meshedly provided on one side of the driven driving steering gear, a second connecting steering gear is fixedly connected to one side of the second connecting steering gear, one end of the second connecting rod extends into the second extension tube, the second connecting rod is rotatably connected to the second mounting bin, one end of the second connecting rod is fixedly connected to the limiting rod, one end of the limiting rod extends into the limiting groove, and the limiting rod is slidably connected to the limiting groove;

[0019] By starting the second stepper motor, the active driving steering gear can be driven to rotate, and at the same time, the active driving steering gear can drive the first connecting rod to rotate through the first connecting steering gear, and at the same time, the first connecting rod will drive the second connecting rod and the second connecting steering gear to rotate through the limiting rod, and at the same time, the second connecting steering gear will drive the driven driving steering gear and the drilling head to rotate, and then the drilling operation can be performed through the drilling head.

[0020] The two sides of the circuit board can be fixed by two first clamping plates, and the first clamping plates are set in an L shape to limit the top of the circuit board. The front and rear sides of the circuit board can be fixed by two second clamping plates, and the second clamping plates are set in an L shape to limit the top of the circuit board.

[0021] The first active transmission steering gear can be driven to move downward by squeezing the return spring, and then the second active transmission steering gear can be driven to mesh with the two second driven transmission steering gears through the rotating rod. At this time, the second active transmission steering gear can be driven to rotate through the rotating rod by rotating the knob, and then the two second threaded rods can be driven to rotate through the two second driven transmission steering gears respectively, and then the two second clamping plates can be driven to move respectively through the two second driving sleeves and the two second sliding rods, and the first active transmission steering gear can be driven to move upward through the rotating rod by pressing the knob, and then the first active transmission steering gear can be meshed with the two first driven transmission steering gears respectively, and then the first active transmission steering gear can be driven to rotate through the rotating rod by rotating the knob, and then the two first threaded rods can be driven to rotate through the two first driven transmission steering gears respectively, and then the two first clamping plates can be driven to move respectively through the two first driving sleeves and the two first sliding rods.

[0022] In the above technical solution, the technical effects and advantages provided by the present invention are:

[0023] 1. By setting up the drilling mechanism, the drilling head can be matched with the four corners of circuit boards of different sizes by adjusting the angle of the drilling head and the extension length of the drilling head. Then, the four corners of circuit boards of different sizes can be drilled in cooperation with the lifting mechanism, thereby improving the application range of the device;

[0024] 2. By setting up a fixing mechanism, the two sides of the circuit board can be fixed by two first clamping plates, and the front and rear sides of the circuit board can be fixed by two second clamping plates. At the same time, both the first clamping plate and the second clamping plate can be adjusted, so that the device can fix circuit boards of different sizes, which is beneficial to improve the application range of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present invention. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0026] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0027] Figure 2 It is a schematic diagram of the lifting mechanism structure of the present invention;

[0028] Figure 3 It is a schematic diagram of the punching mechanism structure of the present invention;

[0029] Figure 4It is a schematic diagram of the structure of the driving component of the present invention;

[0030] Figure 5 It is a schematic diagram of the fixing mechanism structure of the present invention;

[0031] Figure 6 It is a schematic diagram of the transmission component structure of the present invention;

[0032] Figure 7 For the present invention Figure 3 A magnified view of the structure of part A;

[0033] Figure 8 For the present invention Figure 6 Enlarged view of the structure of part B.

[0034] Description of reference numerals:

[0035] 1. Shell; 2. Fixing plate; 3. Support rod; 4. Lifting mechanism; 41. Mounting plate; 42. First electric push rod; 43. Stabilizing rod; 5. Punching mechanism; 51. Adjusting component; 511. First mounting compartment; 512. First stepping motor; 513. Second electric push rod; 514. Rotating ring; 515. Fixing ring; 516. First extension tube; 517. Second extension tube; 518. Second mounting compartment; 519. First fixing frame; 5110. Driving gear; 5111. Fixing gear ring; 5112. First fixing block; 5113. Second fixing block; 52. Driving component; 521. Active driving steering gear; 522. Driven driving steering gear; 523. Second stepping motor; 524. Second fixing frame; 525. First connecting steering gear; 526. First connecting rod; 527. Limiting groove; 528, drilling head; 529, second connecting steering gear; 5210, second connecting rod; 5211, limiting rod; 6, fixing mechanism; 61, clamping component; 611, placing plate; 612, first slide groove; 613, second slide groove; 614, first slide rod; 615, first driving sleeve; 616, first clamping plate; 617, second slide rod; 618, second driving sleeve; 619, second clamping plate; 62, transmission component; 621, mounting frame; 622, first threaded rod; 623, second threaded rod; 624, limiting sleeve; 625, rotating rod; 626, limiting plate; 627, first active transmission steering gear; 628, second active transmission steering gear; 629, knob; 6210, return spring; 6211, first driven transmission steering gear; 6212, second driven transmission steering gear. DETAILED DESCRIPTION

[0036] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0037] The present invention provides Figure 1-8 A circuit board punching device shown in the figure comprises a housing 1, a fixing plate 2 is provided on the top of the housing 1, a support rod 3 is fixedly connected between the fixing plate 2 and the housing 1, and the number of the support rods 3 is set to two, a lifting mechanism 4 is provided at the bottom of the fixing plate 2, a punching mechanism 5 is provided at the bottom of the lifting mechanism 4, and a fixing mechanism 6 is provided at the bottom of the punching mechanism 5;

[0038] The fixing mechanism 6 is composed of a clamping component 61 and a transmission component 62, and the transmission component 62 is arranged at the bottom of the clamping component 61;

[0039] The clamping component 61 includes a placement plate 611, a first slide groove 612 and a second slide groove 613. The placement plate 611 is arranged in a cross shape. The bottom of the placement plate 611 is fixedly connected to the shell 1. The first slide groove 612 is arranged on the surface of the placement plate 611. The number of the first slide grooves 612 is set to two. The two first slide grooves 612 are symmetrically distributed about the center line of the placement plate 611. The second slide groove 613 is arranged on the surface of the placement plate 611. The number of the second slide grooves 613 is set to two. The two second slide grooves 613 are symmetrically distributed about the center line of the placement plate 611. Symmetrically distributed along the midline, a first slide bar 614 is slidably arranged inside the first slide groove 612, a first driving sleeve 615 is fixedly connected to the bottom of the first slide bar 614, a first clamping plate 616 is fixedly connected to the top of the first slide bar 614, and the first clamping plate 616 is set in an L shape, a second slide bar 617 is slidably arranged inside the second slide groove 613, a second driving sleeve 618 is fixedly connected to the bottom of the second slide bar 617, a second clamping plate 619 is fixedly connected to the top of the second slide bar 617, and the second clamping plate 619 is set in an L shape;

[0040] The transmission component 62 includes a mounting frame 621, a first threaded rod 622 and a second threaded rod 623. The mounting frame 621 is arranged at the bottom of the placement plate 611. The top of the mounting frame 621 is fixedly connected to the placement plate 611. A limiting sleeve 624 is provided inside the mounting frame 621. The top of the limiting sleeve 624 is fixedly connected to the placement plate 611. A rotating rod 625 is provided inside the limiting sleeve 624. The top of the rotating rod 625 is fixedly connected to a limiting plate 626. The limiting plate 626 is slidably connected to the limiting sleeve 624. A first active transmission steering gear 627 is fixedly connected to the outer side of the rotating rod 625. A second active transmission steering gear 628 is provided at the bottom of the first active transmission steering gear 627. A knob 629 is fixedly connected to the bottom of the rotating rod 625. A return spring 6210 is arranged on the outer side of the rotating rod 625. One end of the return spring 6210 is against the limiting sleeve 624. The return spring 621 0 The other end is against the first active transmission steering gear 627, the number of the first threaded rod 622 is set to two, the two first threaded rods 622 are respectively arranged at the bottom of the two first slide grooves 612, the first threaded rod 622 is threadedly connected to the first driving sleeve 615, one end of the first threaded rod 622 is rotatably connected to the inner wall of the shell 1, the other end of the first threaded rod 622 is fixedly connected to the first driven transmission steering gear 6211, the first threaded rod 622 is rotatably connected to the mounting frame 621, the number of the second threaded rod 623 is set to two, the two second threaded rods 623 are respectively arranged at the bottom of the two second slide grooves 613, the second threaded rod 623 is threadedly connected to the second driving sleeve 618, one end of the second threaded rod 623 is rotatably connected to the inner wall of the shell 1, the other end of the second threaded rod 623 is fixedly connected to the second driven transmission steering gear 6212, and the second threaded rod 623 is rotatably connected to the mounting frame 621;

[0041] The pressing knob 629 is used to drive the first active steering gear 627 to move upward through the rotating rod 625, and the first active steering gear 627 is respectively meshed and connected with the two first driven steering gears 6211, and the return spring 6210 is used to squeeze the rotating rod 625 through the first active transmission steering gear 627 to drive the second active transmission steering gear 628 to mesh with the two second driven transmission steering gears 6212.

[0042] Furthermore, in the above technical solution, the lifting mechanism 4 includes a mounting plate 41, which is arranged at the bottom of the fixed plate 2, and a first electric push rod 42 is provided between the mounting plate 41 and the fixed plate 2, and the top of the first electric push rod 42 is fixedly connected to the fixed plate 2, and the output end of the first electric push rod 42 is transmission-connected to the mounting plate 41, and a stabilizing rod 43 is fixedly connected to the top of the mounting plate 41, and the top of the stabilizing rod 43 passes through the fixed plate 2, and the stabilizing rod 43 is slidably connected to the fixed plate 2, and the number of the stabilizing rods 43 is set to two.

[0043] Furthermore, in the above technical solution, the punching mechanism 5 is composed of an adjusting component 51 and a driving component 52 , and the driving component 52 is arranged inside the adjusting component 51 .

[0044] Furthermore, in the above technical solution, the adjusting component 51 includes a first mounting chamber 511, a first stepping motor 512 and a second electric push rod 513, a rotating ring 514 is fixedly connected to the top of the first mounting chamber 511, a fixed ring 515 is rotatably arranged on the outer side of the rotating ring 514, the top of the fixed ring 515 is fixedly connected to the mounting plate 41, a first extension tube 516 is fixedly connected to one side of the first mounting chamber 511, a second extension tube 517 is slidably arranged inside the first extension tube 516, and a second mounting chamber 518 is fixedly connected to the end of the second extension tube 517 away from the first extension tube 516, the first stepping motor 512 is arranged on the top of the first mounting chamber 511, and the first stepping motor 512 A first fixed frame 519 is provided on the outside, and the first fixed frame 519 is set to be U-shaped. Both ends of the first fixed frame 519 are fixedly connected to the top of the first mounting chamber 511. The output end of the first stepper motor 512 is transmitted with a driving gear 5110, and the top of the driving gear 5110 is meshed with a fixed gear ring 5111, and the top of the fixed gear ring 5111 is fixedly connected to the fixing ring 515. One end of the second electric push rod 513 is fixedly connected with a first fixed block 5112, and the other end of the second electric push rod 513 is transmitted with a second fixed block 5113, the bottom of the first fixed block 5112 is fixedly connected to the first mounting chamber 511, and the bottom of the second fixed block 5113 is fixedly connected to the second mounting chamber 518.

[0045] Furthermore, in the above technical solution, the driving component 52 includes an active driving steering gear 521, a passive driving steering gear 522 and a second stepper motor 523, the active driving steering gear 521 is arranged inside the first installation bin 511, the second stepper motor 523 is arranged at the bottom of the first installation bin 511, a second fixing frame 524 is arranged outside the second stepper motor 523, the second fixing frame 524 is arranged in a U shape, both ends of the second fixing frame 524 are fixedly connected to the bottom of the first installation bin 511, the output shaft of the second stepper motor 523 is transmission-connected to the active driving steering gear 521, a first connecting steering gear 525 is meshedly arranged on one side of the active driving steering gear 521, a first connecting steering gear 525 is fixedly connected to a first connecting rod 526 on one side, one end of the first connecting rod 526 extends to the inside of the first extension tube 516, the The first connecting rod 526 is rotatably connected to the first mounting bin 511, and a limiting groove 527 is provided at one end of the first connecting rod 526. A drilling head 528 is fixedly connected to the bottom of the driven driving steering gear 522, and the bottom of the drilling head 528 passes through the second mounting bin 518. The drilling head 528 is rotatably connected to the second mounting bin 518. A second connecting steering gear 529 is meshedly provided on one side of the driven driving steering gear 522, and a second connecting rod 5210 is fixedly connected to one side of the second connecting steering gear 529. One end of the second connecting rod 5210 extends into the second extension tube 517, and the second connecting rod 5210 is rotatably connected to the second mounting bin 518. One end of the second connecting rod 5210 is fixedly connected to the limiting rod 5211, and one end of the limiting rod 5211 extends into the limiting groove 527, and the limiting rod 5211 is slidably connected to the limiting groove 527.

[0046] Working principle of the present invention:

[0047] Refer to the instruction manual Figure 1-8When the device is in use, the active driving steering gear 521 can be driven to rotate by starting the second stepping motor 523, and the active driving steering gear 521 can drive the first connecting rod 526 to rotate through the first connecting steering gear 525, and the first connecting rod 526 can drive the second connecting rod 5210 and the second connecting steering gear 529 to rotate through the limiting rod 5211, and the second connecting steering gear 529 can drive the driven driving steering gear 522 and the drilling head 528 to rotate, and the first electric push rod 42 can be driven to lift the mounting plate 41, and then the drilling head 528 can be used to punch holes in the fixed circuit board, and the first stepping motor 512 can be driven to rotate, and because the driving gear 5110 is connected to the fixed gear ring 5 111 is meshed and the fixed gear ring 5111 is fixed, so under the reaction force, the first stepper motor 512 will drive the first mounting chamber 511 to rotate with the rotating ring 514 as the axis, and then drive the second mounting chamber 518 to rotate around the first mounting chamber 511 through the first extension tube 516 and the second extension tube 517, so that the angle of the second mounting chamber 518 can be adjusted, and the second mounting chamber 518 can be driven to move by starting the second electric push rod 513, so that the extension length of the second mounting chamber 518 can be adjusted, and the drilling position of the device can be adjusted by adjusting the angle and extension length of the second mounting chamber 518, so that the drilling head 528 can match the four corners of circuit boards of different sizes, which is conducive to improving the application range of the device;

[0048] Refer to the instruction manual Figure 1-8When the device is in use, the circuit board is first placed on the placement plate 611, and then the first active transmission steering gear 627 is squeezed by the return spring 6210 to drive the rotating rod 625 to move downward, and then the second active transmission steering gear 628 is driven to mesh with the two second driven transmission steering gears 6212 through the rotating rod 625. At this time, the second active transmission steering gear 628 can be driven to rotate through the rotating rod 625 by rotating the knob 629, and then the two second threaded rods 623 are driven to rotate through the two second driven transmission steering gears 6212 respectively, and then the two second driving sleeves 618 and the two second sliding rods 617 can be used to respectively drive the two second clamping plates 619 to move, and then the front and rear sides of the circuit board can be fixed through the two second clamping plates 619. By pressing the knob 629, the first active transmission steering gear 627 can be driven to move upward through the rotating rod 625, so that the first active transmission steering gear 627 is respectively meshed with the two first driven transmission steering gears 6211, and then the first active transmission steering gear 627 can be driven to rotate through the rotating rod 625 by rotating the knob 629, and then the two first threaded rods 622 can be driven to rotate through the two first driven transmission steering gears 6211, and then the two first clamping plates 616 can be driven to move through the two first driving sleeves 615 and the two first sliding rods 614, respectively. The two sides of the circuit board can be fixed by the two first clamping plates 616. Because the positions of the first clamping plates 616 and the second clamping plates 619 are adjustable, circuit boards of different sizes can be fixed.

[0049] The standard parts used in the present invention can all be purchased from the market, and special-shaped parts can be customized according to the instructions and the drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. Machinery, parts and equipment all adopt conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here.

[0050] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A circuit board punching device, comprising a housing (1), characterized in that: The top of the shell (1) is provided with a fixing plate (2), a support rod (3) is fixedly connected between the fixing plate (2) and the shell (1), the number of the support rods (3) is set to two, a lifting mechanism (4) is provided at the bottom of the fixing plate (2), a punching mechanism (5) is provided at the bottom of the lifting mechanism (4), and a fixing mechanism (6) is provided at the bottom of the punching mechanism (5); The fixing mechanism (6) is composed of a clamping component (61) and a transmission component (62), and the transmission component (62) is arranged at the bottom of the clamping component (61); The clamping component (61) includes a placement plate (611), a first slide groove (612) and a second slide groove (613); the placement plate (611) is arranged in a cross shape; the bottom of the placement plate (611) is fixedly connected to the shell (1); the first slide groove (612) is arranged on the surface of the placement plate (611); the number of the first slide grooves (612) is set to two, and the two first slide grooves (612) are symmetrically distributed about the center line of the placement plate (611); the second slide groove (613) is arranged on the surface of the placement plate (611); the number of the second slide grooves (613) is set to two, and the two second slide grooves (613) are symmetrically distributed about the center line of the placement plate (611); 11) are symmetrically distributed along the midline, a first slide bar (614) is slidably arranged inside the first slide groove (612), a first driving sleeve (615) is fixedly connected to the bottom of the first slide bar (614), a first clamping plate (616) is fixedly connected to the top of the first slide bar (614), and the first clamping plate (616) is set to be L-shaped, a second slide bar (617) is slidably arranged inside the second slide groove (613), a second driving sleeve (618) is fixedly connected to the bottom of the second slide bar (617), a second clamping plate (619) is fixedly connected to the top of the second slide bar (617), and the second clamping plate (619) is set to be L-shaped; The transmission component (62) comprises a mounting frame (621), a first threaded rod (622) and a second threaded rod (623); the mounting frame (621) is arranged at the bottom of the placement plate (611); the top of the mounting frame (621) is fixedly connected to the placement plate (611); a limiting sleeve (624) is arranged inside the mounting frame (621); the top of the limiting sleeve (624) is fixedly connected to the placement plate (611); a rotating rod (625) is arranged inside the limiting sleeve (624); the top of the rotating rod (625) is fixedly connected to the limiting sleeve (611); The limiting plate (626) is slidably connected to the limiting sleeve (624); the outer side of the rotating rod (625) is fixedly connected with a first active transmission steering gear (627); the bottom of the first active transmission steering gear (627) is provided with a second active transmission steering gear (628); the bottom of the rotating rod (625) is fixedly connected with a knob (629); the outer side of the rotating rod (625) is provided with a return spring (6210); one end of the return spring (6210) is against the limiting sleeve (624); the return spring (6210) is provided with a return spring (6210) and ... The other end of the spring (6210) is against the first active transmission steering gear (627), the number of the first threaded rod (622) is set to two, the two first threaded rods (622) are respectively arranged at the bottom of the two first slide grooves (612), the first threaded rod (622) is threadedly connected to the first drive sleeve (615), one end of the first threaded rod (622) is rotatably connected to the inner wall of the housing (1), the other end of the first threaded rod (622) is fixedly connected to the first driven transmission steering gear (6211), the first threaded rod (622 ) is rotatably connected to the mounting frame (621), the number of the second threaded rods (623) is set to two, the two second threaded rods (623) are respectively arranged at the bottom of the two second slide grooves (613), the second threaded rod (623) is threadedly connected to the second drive sleeve (618), one end of the second threaded rod (623) is rotatably connected to the inner wall of the housing (1), the other end of the second threaded rod (623) is fixedly connected to the second driven transmission steering gear (6212), and the second threaded rod (623) is rotatably connected to the mounting frame (621); Pressing the knob (629) is used to drive the first active transmission steering gear (627) to move upward via the rotating rod (625), and the first active transmission steering gear (627) is respectively meshed and connected with the two first driven transmission steering gears (6211), and the return spring (6210) is used to squeeze the rotating rod (625) via the first active transmission steering gear (627) to drive the second active transmission steering gear (628) to mesh with the two second driven transmission steering gears (6212).

2. A circuit board punching device according to claim 1, characterized in that: The lifting mechanism (4) comprises a mounting plate (41), wherein the mounting plate (41) is arranged at the bottom of the fixed plate (2), a first electric push rod (42) is arranged between the mounting plate (41) and the fixed plate (2), the top of the first electric push rod (42) is fixedly connected to the fixed plate (2), the output end of the first electric push rod (42) is transmission-connected to the mounting plate (41), a stabilizing rod (43) is fixedly connected to the top of the mounting plate (41), the top of the stabilizing rod (43) passes through the fixed plate (2), the stabilizing rod (43) is slidably connected to the fixed plate (2), and the number of the stabilizing rods (43) is set to two.

3. A circuit board punching device according to claim 1, characterized in that: The punching mechanism (5) is composed of an adjusting component (51) and a driving component (52), and the driving component (52) is arranged inside the adjusting component (51).

4. A circuit board punching device according to claim 3, characterized in that: The adjusting component (51) comprises a first mounting chamber (511), a first stepper motor (512) and a second electric push rod (513); a rotating ring (514) is fixedly connected to the top of the first mounting chamber (511); a fixed ring (515) is rotatably arranged on the outer side of the rotating ring (514); the top of the fixed ring (515) is fixedly connected to the mounting plate (41); a first extension tube (516) is fixedly connected to one side of the first mounting chamber (511); a second extension tube (517) is slidably arranged inside the first extension tube (516); an end of the second extension tube (517) away from the first extension tube (516) is fixedly connected to the second mounting chamber (518); the first stepper motor (512) is arranged on the top of the first mounting chamber (511); a second stepper motor (512) is arranged on the outer side of the first stepper motor (512); A fixed frame (519), wherein the first fixed frame (519) is set to be U-shaped, and both ends of the first fixed frame (519) are fixedly connected to the top of the first installation chamber (511), the output end of the first stepper motor (512) is provided with a driving gear (5110), the top of the driving gear (5110) is meshed with a fixed gear ring (5111), and the top of the fixed gear ring (5111) is fixedly connected to the fixed ring (515), one end of the second electric push rod (513) is fixedly connected to the first fixed block (5112), and the other end of the second electric push rod (513) is provided with a second fixed block (5113), the bottom of the first fixed block (5112) is fixedly connected to the first installation chamber (511), and the bottom of the second fixed block (5113) is fixedly connected to the second installation chamber (518).

5. A circuit board punching device according to claim 3, characterized in that: The driving component (52) comprises an active driving steering gear (521), a passive driving steering gear (522) and a second stepping motor (523); the active driving steering gear (521) is arranged inside the first installation chamber (511); the second stepping motor (523) is arranged at the bottom of the first installation chamber (511); a second fixing frame (524) is arranged outside the second stepping motor (523); the second fixing frame (524) is arranged in a U shape; both ends of the second fixing frame (524) are fixedly connected to the bottom of the first installation chamber (511); the output shaft of the second stepping motor (523) is drivingly connected to the active driving steering gear (521); a first connecting steering gear (525) is meshedly arranged on one side of the active driving steering gear (521); a first connecting steering gear (525) is fixedly connected to one side of the first connecting steering gear (525); one end of the first connecting rod (526) extends to the inside of the first extension tube (516); the first connecting rod (526) The driven driving steering gear (522) is rotatably connected to the first mounting bin (511), a limiting groove (527) is provided at one end of the first connecting rod (526), ​​a drilling head (528) is fixedly connected to the bottom of the driven driving steering gear (522), the bottom of the drilling head (528) passes through the second mounting bin (518), the drilling head (528) is rotatably connected to the second mounting bin (518), a second connecting steering gear (529) is meshedly provided on one side of the driven driving steering gear (522), and the second connecting A second connecting rod (5210) is fixedly connected to one side of the steering gear (529), one end of the second connecting rod (5210) extends into the second extension tube (517), the second connecting rod (5210) is rotatably connected to the second mounting bin (518), one end of the second connecting rod (5210) is fixedly connected to a limiting rod (5211), one end of the limiting rod (5211) extends into the limiting groove (527), and the limiting rod (5211) is slidably connected to the limiting groove (527).

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