CN113766741B

CN113766741B - Large-table-board workbench, PCB drilling machine and drilling method

Info

Publication number: CN113766741B
Application number: CN202110996819.8A
Authority: CN
Inventors: 严华荣; 游胜雄
Original assignee: Taliang Technology Lianshui Co ltd
Current assignee: Taliang Technology Lianshui Co ltd
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2022-06-21
Anticipated expiration: 2041-08-27
Also published as: CN113766741A

Abstract

The invention relates to the field of machine tools, in particular to a large-table-board workbench, a PCB drilling machine and a drilling method. Therefore, the automatic feeding can be realized, the next processing is convenient, the working efficiency can be improved, and the burden of workers is reduced.

Description

Large-table-board workbench, PCB drilling machine and drilling method

Technical Field

The invention relates to the field of machine tools, in particular to a large-table-board workbench, a PCB drilling machine and a drilling method.

Background

The PCB needs to be drilled during the manufacturing process to facilitate connection with other devices.

Generally place when the drilling of PCB board and go on the workstation, current workstation is all through artifical blowing to artifical centre gripping is fixed to be operated, and work efficiency is low like this.

Disclosure of Invention

The invention aims to provide a large-table-board workbench, a PCB drilling machine and a drilling method, and aims to solve the problem that the existing workbench is low in manual discharging efficiency.

In order to achieve the above object, in a first aspect, the present invention provides a large table top workbench, including a support assembly, a fixing assembly and a PCB drilling machine, wherein the support assembly includes a base and a support platform, the support platform has a first through hole, the base is fixedly connected with the support platform and is located at one side of the support platform, the fixing assembly includes two conveying lines, a sliding table, a positioning head, a pressing plate and a first air cylinder, the two conveying lines are connected with the support platform and are located in the first through hole of the support platform, the sliding table is slidably connected with the base and is located between the two conveying lines, a telescopic rod of the first air cylinder is fixedly connected with the sliding table and is located at one side of the base, the positioning head is detachably connected with the sliding table and is located at one side of the sliding table, and the pressing plate is fixedly connected with the support platform, and is located one side of the sliding table, and the PCB drilling machine is arranged on one side of the pressing plate.

The support assembly further comprises a non-slip mat, wherein the non-slip mat is fixedly connected with the base and is positioned on one side of the base.

The non-slip mat is used for increasing the friction force between the base and the ground, so that the placement is more stable.

The supporting assembly further comprises a placing frame, and the placing frame is fixedly connected with the supporting platform and is located on one side of the supporting platform.

The rack is used for placing other parts needed to be used in work, so that the rack is more convenient to use and orderly to place.

The fixing component further comprises a photoelectric sensor, and the photoelectric sensor is fixedly connected with the base and located on one side of the sliding table.

The photoelectric sensor is used for detecting the moving position of the PCB, and the first cylinder is more conveniently controlled to move after the PCB moves to the designated position.

In a second aspect, the present invention also provides a PCB drilling machine, including: a drilling component and a tool changing component, wherein the drilling component comprises a machine table, a mover, a motor, a mounting head and a drill rod, the machine table is arranged on one side of the pressing plate, the mover is arranged on the machine table, the motor is arranged on the mover, the mounting head comprises a clamping seat, a sliding sleeve and a limiting ring, the clamping seat is fixedly connected with an output shaft of the motor, the sliding sleeve is provided with an elastic clamping ring and is connected with the clamping seat in a sliding way, and is positioned at one side of the clamping seat, the limit ring is fixedly arranged in the sliding sleeve, the tool changing assembly comprises a turntable and a plurality of rotating rods, the turntable is rotationally connected with the supporting table, and is positioned at one side of the machine table, the rotating rods are provided with clamping grooves and elastic control sheets, a plurality of rotating rods are rotationally connected with the rotating disc, and the elastic control piece is positioned at one side of the rotating rod, which is far away from the rotating disk.

The moving device comprises a transverse moving unit, a longitudinal moving unit and a lifting unit, wherein the longitudinal moving unit is arranged on the transverse moving unit, the lifting unit is arranged on the longitudinal moving unit, and the motor is fixedly arranged on the lifting unit.

The transverse moving unit can drive the motor to transversely move, the longitudinal moving unit can control the motor to longitudinally move, and the lifting unit can drive the motor to vertically move, so that drilling can be conveniently carried out at different positions of the PCB.

The tool changing assembly further comprises a plurality of reset springs, and the reset springs are connected with the rotating rods respectively and are located between the rotating rods and the rotating disc respectively.

After the tool changing is completed, the rotating rod can be pulled back through the return spring, so that the tool changing device is more convenient to use.

In a third aspect, the present invention also provides a drilling method, comprising: the drill rod is driven to drill through the mover and the motor;

rotating a rotating rod corresponding to the drill rod with the designated model to one side of the sliding sleeve during tool changing;

rotating the rotating rod to make the elastic control sheet contact the elastic clamping ring to open the elastic clamping ring, so that the sliding sleeve falls; continuing to rotate the rotating rod to the position of the limiting ring, and sliding the drill rod with the specified type into the limiting ring;

and the sliding sleeve is moved upwards to fix the drill rod.

According to the large-table-board workbench, the PCB drilling machine and the drilling method, the supporting table is provided with the first through hole, the base is fixedly connected with the supporting table and is positioned on one side of the supporting table, and other parts are supported through the base and the supporting table. The fixing component comprises two conveying lines, a sliding table, a positioning head, a pressing plate and a first air cylinder, wherein the two conveying lines are connected with the supporting table and are positioned in a first through hole of the supporting table, a PCB can be placed on the two conveying lines for conveying, the two conveying lines are driven by the same driving mechanism to synchronously rotate to drive the PCB to move, the sliding table is connected with the base in a sliding manner and is positioned between the two conveying lines, a telescopic rod of the first air cylinder is fixedly connected with the sliding table and is positioned on one side of the base, the sliding table can be driven by the first air cylinder to jack up the PCB to be separated from the conveying of the conveying lines, the positioning head is detachably connected with the sliding table and is positioned on one side of the sliding table, and the position of the PCB can be limited by the positioning head, more convenient location, the clamp plate with brace table fixed connection to be located one side of sliding stand, the PCB drilling machine sets up one side of clamp plate, the sliding stand lift up the PCB board the back with the clamp plate contact is in order to fix the PCB board to the convenience punches or other operations to the PCB board. During the use with the PCB board place two on the conveyer line, when transporting during the location overhead side, can pass through first cylinder drives the sliding table shifts up to with the PCB board top play with the clamp plate contact is fixed in order to accomplish, thereby can automatic feeding, the processing on next step of being convenient for can improve work efficiency, reduces workman's burden, solves the problem that current workstation artifical blowing work efficiency is low.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a block diagram of a large table top of the present invention;

FIG. 2 is a left side block diagram of a large table top of the present invention;

FIG. 3 is a right side block diagram of a large table top of the present invention;

FIG. 4 is a first cross-sectional schematic view of a large table top of the present invention;

FIG. 5 is a front view of FIG. 4;

FIG. 6 is a second cross-sectional view of a large table top of the present invention;

FIG. 7 is a block diagram of the PCB drill of the present invention;

FIG. 8 is an enlarged partial view of detail A of FIG. 7;

fig. 9 is a flow chart of a drilling method of the present invention.

1-support component, 2-fixed component, 3-PCB drilling machine, 11-base, 12-support platform, 13-non-slip mat, 14-placing rack, 21-conveying line, 22-sliding platform, 23-positioning head, 24-pressing plate, 25-first cylinder, 26-photoelectric sensor, 27-first spring, 28-adjusting ring, 31-drilling component, 32-tool changing component, 121-first through hole, 311-machine platform, 312-mover, 313-motor, 314-mounting head, 315-drilling rod, 321-turntable, 322-rotating rod, 323-reset spring, 3121-transverse moving unit, 3122-longitudinal moving unit, 3123-lifting unit, 3141-clamping seat, 3142-sliding sleeve, 3143-limit ring, 3221-neck, 3222-elastic control piece, 3223-rotating rod body, 3224-rotating table, 31421-elastic snap ring.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered as limiting. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 to 6, in a first aspect, the present invention provides a large-table-top workbench:

including supporting component 1, fixed subassembly 2 and PCB drilling machine 3, supporting component 1 includes base 11 and brace table 12, brace table 12 has first through-hole 121, base 11 with brace table 12 fixed connection, and be located one side of brace table 12, fixed subassembly 2 includes two transfer chains 21, sliding table 22, location head 23, clamp plate 24 and first cylinder 25, two transfer chains 21 with brace table 12 is connected, and is located in the first through-hole 121 of brace table 12, sliding table 22 with base 11 sliding connection, and is located between two transfer chains 21, the telescopic link of first cylinder 25 with sliding table 22 fixed connection, and be located one side of base 11, location head 23 with sliding table 22 can dismantle the connection, and be located one side of sliding table 22, clamp plate 24 with brace table 12 fixed connection, and is located at one side of the slide table 22, and the PCB drill 3 is disposed at one side of the press plate 24.

In the present embodiment, the support base 12 has a first through hole 121, the base 11 is fixedly connected to the support base 12 and is positioned on one side of the support base 12, and the base 11 and the support base 12 support other components. The fixing component 2 comprises two conveying lines 21, a sliding table 22, a positioning head 23, a pressing plate 24 and a first air cylinder 25, wherein the two conveying lines 21 are connected with the supporting table 12 and are positioned in a first through hole 121 of the supporting table 12, a PCB can be placed on the two conveying lines 21 for conveying, the two conveying lines 21 are driven by the same driving mechanism, so that the PCB can be driven to move by synchronously rotating, the sliding table 22 is connected with the base 11 in a sliding manner and is positioned between the two conveying lines 21, an expansion rod of the first air cylinder 25 is fixedly connected with the sliding table 22 and is positioned on one side of the base 11, the sliding table 22 can be driven by the first air cylinder 25 to jack up the PCB to be separated from the conveying of the conveying lines 21, the positioning head 23 is detachably connected with the sliding table 22 and is positioned on one side of the sliding table 22, the position of the PCB board can be limited by the positioning head 23, so that the PCB board can be positioned more conveniently, the pressing plate 24 is fixedly connected with the supporting table 12 and is located on one side of the sliding table 22, the PCB drilling machine 3 is arranged on one side of the pressing plate 24, and the sliding table 22 lifts the PCB board and contacts the pressing plate 24 to fix the PCB board, so that the PCB board can be conveniently punched or subjected to other operations. Place two during the use on the transfer chain 21, when transporting during the location head 23 top, can pass through first cylinder 25 drives the sliding stand 22 moves up to play the PCB board top with clamp plate 24 contacts in order to accomplish fixedly, thereby can automatic feeding, be convenient for processing on next step, can improve work efficiency, reduce workman's burden, solve the problem that current workstation manual work blowing work efficiency is low.

Further, the support assembly 1 further comprises a non-slip mat 13, wherein the non-slip mat 13 is fixedly connected with the base 11 and is located on one side of the base 11; the supporting assembly 1 further comprises a placing frame 14, wherein the placing frame 14 is fixedly connected with the supporting table 12 and is located on one side of the supporting table 12.

In the present embodiment, the non-slip mat 13 is used to increase the friction between the base 11 and the ground, so that the placement is more stable. The placing rack 14 is used for placing other parts needed in work, so that the use is more convenient and the placing is orderly.

Further, the fixing assembly 2 further includes a photoelectric sensor 26, and the photoelectric sensor 26 is fixedly connected to the base 11 and located at one side of the sliding table 22.

In this embodiment, the photoelectric sensor 26 is used to detect the moving position of the PCB, and it is more convenient to control the movement of the first cylinder 25 after the PCB moves to a specific position.

Further, the fixing assembly 2 further comprises a first spring 27 and an adjusting ring 28, the adjusting ring 28 is connected with the base 11 by screw threads and is located on one side of the sliding table 22, and the first spring 27 is arranged between the adjusting ring 28 and the sliding table 22.

In the present embodiment, when the PCB board falls back after being processed, the transfer line 21 is easily deviated due to vibration, and therefore, the first spring 27 is provided between the adjusting ring 28 and the slide table 22, so that the slide table 22 can be supported by the first spring 27 when moving down to reduce the impact force of the lowering, and the elasticity of the spring can be adjusted by changing the distance between the adjusting ring 28 and the slide table 22 by rotating the adjusting ring 28, so that the impact reduction effect is more excellent.

In a second aspect, referring to fig. 1 to 8, the present invention further provides a PCB drilling machine, including a drilling assembly 31 and a tool changing assembly 32, where the drilling assembly 31 includes a machine table 311, a mover 312, a motor 313, a mounting head 314 and a drill rod 315, the machine table 311 is disposed at one side of the pressure plate 24, the mover 312 is disposed on the machine table 311, the motor 313 is disposed on the mover 312, the mounting head 314 includes a clamping base 3141, a sliding sleeve 3142 and a limiting ring 3143, the clamping base 3141 is fixedly connected with an output shaft of the motor 313, the sliding sleeve 3142 has an elastic snap ring 31421, the sliding sleeve 3142 is slidably connected with the clamping base 3141 and is located at one side of the clamping base 3141, the limiting ring 3143 is fixedly disposed in the sliding sleeve 3142, the tool changing assembly 32 includes a turntable 321 and a plurality of rotating rods 322, the turntable 321 is rotatably connected with the supporting table 12, the rotating rods 322 are provided with clamping grooves 3221 and elastic control pieces 3222, the rotating rods 322 are rotatably connected with the rotating disc 321 and are located around the rotating disc 321, and the elastic control pieces 3222 are located on one side of the rotating rods 322 far away from the rotating disc 321.

In this embodiment, the machine table 311 is disposed on one side of the pressing plate 24, the mover 312 is disposed on the machine table 311, the motor 313 is disposed on the mover 312, the machine table 311 supports the mover 312 and the motor 313, and the mover 312 can drive the motor 313 to move for drilling. The mounting head 314 includes a clamping seat 3141, a sliding sleeve 3142 and a limiting ring 3143, the clamping seat 3141 is fixedly connected with an output shaft of the motor 313, the sliding sleeve 3142 has an elastic snap ring 31421, the sliding sleeve 3142 is slidably connected with the clamping seat 3141 and is located at one side of the clamping seat 3141, the limiting ring 3143 is fixedly arranged in the sliding sleeve 3142, a groove matched with the drill rod 315 is arranged in the clamping seat 3141, the drill rod 315 is placed on the limiting ring 3143 during installation, the sliding sleeve 3142 is slid upwards, the clamping seat 3141 is reduced and clamped by the elastic snap ring 31421, so that the drill rod 315 is inserted into the clamping seat 3141 for fixation. The tool changing assembly 32 comprises a rotary table 321 and a plurality of rotary rods 322, the rotary table 321 is rotatably connected with the support table 12, and is located at one side of the machine table 311, so that the turntable 321 can rotate relative to the support table 12, the rotating rods 322 are provided with a clamping groove 3221 and an elastic control piece 3222, a plurality of the rotating rods 322 are rotatably connected with the rotating disc 321, the elastic control piece 3222 is positioned on one side of the rotating rod 322 far away from the rotating disc 321, the clamping grooves 3221 are respectively provided with drill rods 315 of different types, when the drill rod 315 needs to be replaced, the rotating rod 322 is pulled, so that the elastic control piece 3222 contacts and expands the elastic snap ring 31421, the sliding sleeve 3142 slides downwards to release the limit ring 3143, the drill rod 315 in the slot 3221 is then slid along the slot 3221 onto the stop collar 3143 to replace the previous drill rod 315, so that the drill rod 315 can be easily replaced.

Further, the mover 312 includes a traverse moving unit 3121, a longitudinal moving unit 3122, and a lifting unit 3123, the longitudinal moving unit 3122 is disposed on the traverse moving unit 3121, the lifting unit 3123 is disposed on the longitudinal moving unit 3122, and the motor 313 is fixedly disposed on the lifting unit 3123.

In this embodiment, the lateral moving unit 3121 may be a screw motor 313 structure, which may drive the motor 313 to move laterally, the longitudinal moving unit 3122 may be a screw motor 313 structure, which may control the motor 313 to move longitudinally, and the lifting unit 3123 may be an air cylinder structure, which may drive the motor 313 to move up and down, so as to facilitate drilling at different positions of the PCB.

Further, the tool changing assembly 32 further comprises a plurality of return springs 323, and the return springs 323 are respectively connected with the plurality of rotating rods 322 and respectively located between the rotating rods 322 and the rotating disc 321.

In this embodiment, after the tool exchange is completed, the rotating rod 322 can be pulled back by the return spring 323, so that the use is more convenient.

Further, the rotating rod 322 includes a rotating rod body 3223 and a rotating platform 3224, and the rotating platform 3224 is rotatably connected to the rotating rod body 3223 and is located in the clamping groove 3221.

In this embodiment, a drill rod 315 is placed on the rotary table 3224, and when the rotary table 3223 is close to the turntable 321, the rotary table 3224 can be kept horizontal under the action of gravity, so that the drill rod 315 is kept horizontal, and the drill rod 315 can be stored conveniently.

In a third aspect, referring to fig. 9, the present invention further provides a drilling method, including:

s101, driving a drill rod 315 to drill through a mover 312 and a motor 313;

the machine table 311 supports the mover 312 and the motor 313, and the mover 312 can drive the motor 313 to move for drilling.

S102, when the tool is changed, the rotating rod 322 corresponding to the drill rod 315 with the designated model is rotated to one side of the sliding sleeve 3142;

s103 rotating the rotary rod 322 to make the elastic control piece 3222 contact the elastic snap ring 31421 to open the elastic snap ring 31421, so that the sliding sleeve 3142 falls;

the rotating rod 322 is pulled, so that the elastic control piece 3222 contacts and expands the elastic snap ring 31421 to slide the sliding sleeve 3142 downwards to release the limit ring 3143.

S104, continuing to rotate the rotating rod 322 to the position of the limiting ring 3143, and sliding the drill rod 315 with the designated model into the limiting ring 3143;

the drill rod 315 in the slot 3221 is then slid along the slot 3221 onto the stop collar 3143 to replace the previous drill rod 315, and the previous drill rod 315 is removed.

S105, the sliding sleeve 3142 is moved upwards to fix the drill rod 315.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A large-table-board workbench is characterized in that,

comprises a supporting component, a fixing component and a PCB drilling machine, wherein the supporting component comprises a base and a supporting platform, the supporting platform is provided with a first through hole, the base is fixedly connected with the supporting platform, and is positioned at one side of the supporting platform, the fixing component comprises two conveying lines, a sliding platform, a positioning head, a pressing plate and a first air cylinder, the two conveying lines are connected with the supporting platform, and is positioned in the first through hole of the supporting table, the sliding table is connected with the base in a sliding way and is positioned between the two conveying lines, the telescopic rod of the first cylinder is fixedly connected with the sliding table, and is positioned at one side of the base, the positioning head is detachably connected with the sliding table and is positioned at one side of the sliding table, the pressing plate is fixedly connected with the supporting table, and is located one side of the sliding table, and the PCB drilling machine is arranged on one side of the pressing plate.

2. A large table top as claimed in claim 1,

3. A large table top as claimed in claim 2,

the supporting component further comprises a placing frame, and the placing frame is fixedly connected with the supporting platform and is located on one side of the supporting platform.

4. A large table top as claimed in claim 1,

the fixing component further comprises a photoelectric sensor, and the photoelectric sensor is fixedly connected with the base and is positioned on one side of the sliding table.

5. A PCB drill for use with a large table top as claimed in any one of claims 1 to 4,

comprises a drilling component and a tool changing component, wherein the drilling component comprises a machine table, a mover, a motor, a mounting head and a drill rod, the machine table is arranged on one side of the pressing plate, the mover is arranged on the machine table, the motor is arranged on the mover, the mounting head comprises a clamping seat, a sliding sleeve and a limiting ring, the clamping seat is fixedly connected with an output shaft of the motor, the sliding sleeve is provided with an elastic clamping ring, the sliding sleeve is connected with the clamping seat in a sliding manner, and is positioned at one side of the clamping seat, the limit ring is fixedly arranged in the sliding sleeve, the tool changing assembly comprises a turntable and a plurality of rotating rods, the turntable is rotationally connected with the supporting table, and is positioned at one side of the machine table, the rotating rods are provided with clamping grooves and elastic control sheets, a plurality of rotating rods are rotationally connected with the rotating disc, and the elastic control piece is positioned at one side of the rotating rod, which is far away from the rotating disk.

6. The PCB drill of claim 5,

7. The PCB drill of claim 5,

the tool changing assembly further comprises a plurality of reset springs, and the reset springs are respectively connected with the rotating rods and respectively located between the rotating rods and the rotary table.

8. A drilling method using the PCB drill of claim 5,

the method comprises the following steps: the drill rod is driven to drill through the mover and the motor;

rotating the rotating rod to make the elastic control sheet contact the elastic clamping ring to open the elastic clamping ring so as to make the sliding sleeve fall down;

continuing to rotate the rotating rod to the position of the limiting ring, and sliding the drill rod with the specified type into the limiting ring;

the sliding sleeve is moved upwards to fix the drill rod.