CN112025837A

CN112025837A - Tape transport device and drilling equipment

Info

Publication number: CN112025837A
Application number: CN202010851069.0A
Authority: CN
Inventors: 黄任龙; 严威; 曾永坚
Original assignee: Ganzhou Xuelong Intelligent Equipment Co ltd
Current assignee: Ganzhou Xuelong Intelligent Equipment Co ltd
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2020-12-04

Abstract

The invention discloses a tape deck and drilling equipment, which are used for conveying media and matching with a drilling machine structure and a circuit board, wherein the tape deck comprises: the discharging structure comprises a discharging arm arranged transversely and a storage reel at one end of the switching discharging arm, and one end of the medium is wound on the storage reel; the material receiving structure comprises a material receiving arm and a belt conveying driving mechanism, wherein the material receiving arm is transversely arranged, the belt conveying driving mechanism is connected with one end of the material receiving arm, and the belt conveying driving mechanism is connected with the other end of the medium and controls and drives the medium to move so that the medium is released from the material storage reel and passes through an operation interval; and two guide structures are arranged and used for guiding the medium to pass through the working area and tensioning the medium positioned in the working area. The invention can lead the medium to continuously guide the drilling machine structure to drill without manually replacing the plate, thereby improving the drilling efficiency and reducing the labor cost.

Description

Tape transport device and drilling equipment

Technical Field

The invention belongs to the field of drilling equipment, and particularly relates to a tape transport device and drilling equipment.

Background

When the PCB drilling process is used for drilling, a thin plate (an aluminum sheet, a paperboard, a phenolic aldehyde plate and the like) can be covered on the surface of a circuit board under the conventional condition, a certain heat dissipation and drill guiding effect is realized on a drill bit during drilling, a certain drilling precision can be increased, the hole forming effect is improved, and the undesirable phenomena of burrs, burrs and the like remained on the surface of the circuit board after drilling can be effectively avoided.

However, at present, the sheet material is manually transported, that is, after one sheet material is used up, workers need to operate and replace the sheet material with a new one, so that the sheet material replacement process is complicated, the efficiency is low, and the labor cost is high.

Disclosure of Invention

An object of the embodiment of this application is to provide a tape transport device, aims at solving the problem of how to carry out the automatic tape transport to panel material.

In order to achieve the purpose, the technical scheme adopted by the application is as follows: the method is characterized in that the tape transport device is used for conveying media and is matched with a drilling machine structure and a circuit board, the media are in a tape shape and can be wound, the media are used for guiding the drilling machine structure to drill holes on the circuit board, the circuit board is tiled below the drilling machine structure and forms an operation interval together with the drilling machine structure, and the media are partially positioned in the operation interval and between the circuit board and the drilling machine structure, and the tape transport device comprises the following steps:

the discharging structure comprises a transversely arranged discharging arm and a storing reel connected with one end of the discharging arm in a switching mode, and one end of the medium is wound on the storing reel;

the material receiving structure comprises a material receiving arm and a belt driving mechanism, wherein the material receiving arm is transversely arranged, the belt driving mechanism is connected with one end of the material receiving arm, and the belt driving mechanism is connected with the other end of the medium and controls and drives the medium to move so as to enable the medium to be released from the material storage reel and pass through the operation area; and

the guide structures are used for guiding the medium to pass through the operation interval and tensioning the medium between the operation interval, one of the guide structures is connected with the other end of the discharging arm and used for guiding the medium to move from top to bottom, and the other guide structure is connected with the other end of the collecting arm and used for guiding the medium to move from bottom to top.

In one embodiment, the guide structure includes a vertically arranged guide arm, a guide seat for transferring the guide arm, and a guide pulley connected to a lower end of the guide arm, the guide seat is provided with a guide hole for the medium to pass through, an extending path of the guide hole is vertically arranged, a wheel surface of the guide pulley is downward abutted to the medium, one of the guide arm is connected to the discharge arm, and the other guide arm is connected to the collection arm.

In one embodiment, the guide structure further comprises a lifting driver connected with the guide arm, the guide seat is connected with the guide arm in a sliding mode, and the lifting driver is used for driving the guide seat to slide up and down in a reciprocating mode.

In one embodiment, the guide structure further includes a locking driving mechanism, the locking driving mechanism includes a locking cylinder connected to the guide seat and a locking block connected to a piston rod of the locking cylinder, a position of a hole wall of the guide hole corresponding to the locking block is provided with a notch, and the locking cylinder drives the locking block to abut against/separate from the medium at the notch.

In one embodiment, the tape drive mechanism comprises a tape assembly, the tape assembly comprises a material moving seat connected with the material collecting arm, a material moving driver connected with the material moving seat, a rubber wheel connected with an output shaft of the material moving driver, and an idler wheel connected with the material moving seat in a switching mode, and the idler wheel is matched with the rubber wheel to clamp and move the medium.

In one embodiment, the deck further comprises a guide cover plate connected with the material moving seat, and the guide cover plate is provided with a guide groove for guiding the medium to enter between the idler wheel and the rubber wheel.

In one embodiment, the material receiving structure further includes a material receiving reel for switching the material receiving arm, the tape drive mechanism further includes a material drive for driving the material receiving reel to rotate to wind the medium, and the medium discharged from the material receiving reel is wound on the material receiving reel.

In one embodiment, the tape drive mechanism further comprises a control mechanism including a control switch connected to the take-up arm for controlling the web drive, and a swing arm pivotally connected at one end to the take-up arm and having an opposite end that is downwardly abutted against the media, the abutting end of the swing arm being pivoted a predetermined angle to trigger the control switch.

In one embodiment, the tape deck further comprises a photoelectric switch for sensing the medium stored in the magazine reel.

Another object of the present invention is to provide a drilling apparatus for drilling holes in a circuit board, the drilling apparatus comprising the tape deck as described above, the drilling apparatus further comprising a drilling table on which the circuit board is arranged and a drilling machine structure located above the circuit board.

The beneficial effect of this application lies in: the medium is led out from the storage reel and passes through the operation interval under the action of the two guide structures, and then the tape-moving driving mechanism is connected, the two guide structures tension the medium positioned in the operation interval, so that the surface of the medium is abutted to the surface of the circuit board to be drilled, the drilling machine structure is guided to drill on the circuit board, the medium is driven to move in the operation interval by the tape-moving driving mechanism, the medium can be continuously guided to drill, the replacement of a plate material is not needed, the drilling efficiency is improved, and the labor cost is reduced.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic structural diagram of a drilling apparatus provided in an embodiment of the present application;

FIG. 2 is a schematic view of the structure of the deck of FIG. 1;

FIG. 3 is a schematic structural view of the discharge structure of FIG. 1;

FIG. 4 is a schematic structural view of the receiving structure of FIG. 1;

FIG. 5 is a schematic structural view of the guide structure of FIG. 1;

fig. 6 is a schematic view of the deck drive mechanism of fig. 1.

Wherein, in the figures, the respective reference numerals:

200. drilling equipment; 100. a tape transport device; 10. a material discharging structure; 12. a storage reel; 11. a discharge arm; 13. a transition pulley; 20. a material receiving structure; 21. a material receiving arm; 22. a material receiving reel; 300. a medium; 201. a drilling table; 202. a drill structure; 203. an operation interval; 30. a guide structure; 31. a guide arm; 32. a lift drive; 33. a locking mechanism; 331. a lock-up driver; 332. a locking block; 34. a guide seat; 341. a guide hole; 35. a guide pulley; 333. a notch; 23. a tape drive mechanism; 231. a rubber wheel; 232. an idler pulley; 233. a guide cover plate; 234. a coil drive; 238. a control mechanism; 235. a control switch; 236. a swing arm; 237. a swinging pulley; 14. a photoelectric switch; 27. a guide groove; 239. a material moving driver; 238. a material moving seat; 24. a tape deck assembly;

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 and 3, the present embodiment provides a tape deck 100 for transporting a medium 300 and used with a drill structure 202 and a circuit board. The media 300 is in the form of a tape and is capable of being flexibly bent to a coiled arrangement. Alternatively, the media 300 may be aluminum sheet, cardboard, phenolic board, or the like. The medium 300 is used to guide the drill structure 202 to drill holes in the circuit board, so as to improve the drilling accuracy and improve the drilling effect, and avoid burrs and burrs on the drilling surface of the circuit board after drilling. The circuit board is disposed below the drill structure 202 and forms an operation area 203 together with the drill structure 202. The tape transport device 100 comprises a material feeding structure 10, a material receiving structure 20 and a guide structure 30. The discharging structure 10 comprises a transversely arranged discharging arm 11 and a storage reel 12 connected with one end of the discharging arm 11, one end of the medium 300 is wound on the storage reel 12, and the wound medium 300 can be released by the storage reel 12 in the rotating process. The material receiving structure 20 includes a transversely arranged material receiving arm 21 and a tape drive mechanism 23 connected to one end of the material receiving arm 21, the tape drive mechanism 23 being connected to the other end of the medium 300 and controlling and driving the medium 300 to move so that the medium 300 is released from the magazine reel 12 and passes through the working area 203. The two guide structures 30 are provided, the two guide structures 30 are used for guiding the medium 300 to pass through the operation section 203 and tensioning the medium 300 positioned in the operation section 203, one guide structure 30 is connected with the other end of the discharging arm 11 and used for guiding the medium 300 to move from top to bottom, and the other guide structure 30 is connected with the other end of the receiving arm 21 and used for guiding the medium 300 to move from bottom to top.

Referring to fig. 2 and 5, the medium 300 is led out from the magazine reel 12, the medium 300 passes through the operation area 203 under the action of the two guide structures 30, the medium 300 is connected to the tape drive mechanism 23, the two guide structures 30 tension the medium 300 located in the operation area 203, so that the surface of the medium 300 abuts against the board surface to be drilled of the circuit board, and the drilling machine structure 202 is guided to drill a hole on the circuit board, after one drilling operation is finished, the tape drive mechanism 23 drives the medium 300 to move in the operation area 203, so that the medium 300 continuously guides the drilling machine structure 202 to drill a hole, the plate or the medium 300 does not need to be manually replaced, the drilling efficiency is improved, and the labor cost is reduced.

In one embodiment, the guiding structure 30 includes a vertically arranged guiding arm 31, a guiding seat 34 connected to the guiding arm 31, and a guiding pulley 35 connected to the lower end of the guiding arm 31, the guiding seat 34 is opened with a guiding hole 341 for the medium 300 to pass through, the extending path of the guiding hole 341 is vertically arranged, the wheel surface of the guiding pulley 35 is downward abutted to the medium 300, one guiding arm 31 is connected to the discharging arm 11, and the other guiding arm 31 is connected to the receiving arm 21. Alternatively, the medium 300 may be guided to move smoothly by the guide groove 27, the rig structure 202 is located between the two guide arms 31, the medium 300 located in the working space 203 may be tensioned by the two guide pulleys 35, and the medium 300 may be guided to move smoothly.

Optionally, the discharging arm 11 is further provided with a transition pulley 13, and the transition pulley 13 is used for guiding the medium 300 through the corresponding guiding hole 341; the take-up arm 21 is also provided with a transition pulley 13, the transition pulley 13 being used to guide the medium 300 through the corresponding guide hole 341.

Referring to fig. 2 and 5, in an embodiment, the guiding structure 30 further includes a lifting driver 32 connected to the guiding arm 31, the guiding seat 34 is slidably connected to the guiding arm 31, and the lifting driver 32 is configured to drive the guiding seat 34 to slide up and down. Alternatively, the lifting driver 32 is an air cylinder, and the position of the medium 300 in the working area 203 can be adjusted by the lifting driver 32, so that the medium 300 can be adapted to circuit boards with different thicknesses and shapes.

In one embodiment, the guiding structure 30 further comprises a locking driving mechanism, the locking driving mechanism comprises a locking cylinder connected with the guiding seat 34 and a locking block 332 connected with a piston rod of the locking cylinder, a notch 333 is formed on a hole wall of the guiding hole 341 corresponding to a position of the locking block 332, and the locking cylinder drives the locking block 332 to abut against/separate from the medium 300 at the notch 333.

Referring to fig. 1 and 4, optionally, when the circuit board located in the operation section 203 is replaced, the two locking cylinders respectively abut against and press the medium 300 located in the corresponding guide holes 341, and at the same time, the two lifting drivers 32 drive the corresponding guide seats 34 to slide upward, so that the medium 300 located in the operation section 203 moves upward together and is in a tensioned and stretched state, thereby facilitating the feeding mechanism to feed a new circuit board to the operation section 203 and located below the medium 300, and preventing the medium 300 located in the operation section 203 from sagging due to gravity and rubbing the newly placed circuit board, which affects the upper board precision of the circuit board and scratches the surface of the circuit board.

Referring to fig. 2 and 5, in one embodiment, the tape drive mechanism 23 includes a tape deck 24, the tape deck 24 includes a material moving base 238 connected to the material receiving arm 21, a material moving driver 239 connected to the material moving base 238, a rubber wheel 231 connected to an output shaft of the material moving driver 239, and an idler wheel 232 connected to the material moving base 238, and the idler wheel 232 cooperates with the rubber wheel 231 to clamp and move the medium 300. Optionally, the material moving driver 239 is a stepping motor.

After the circuit board to be drilled is completed, the lifting driver 32 at the material receiving structure 20 drives the corresponding guide seat 34 to descend, and simultaneously, the two locking cylinders respectively drive the corresponding locking blocks to be separated from the medium 300. The tape transport driving mechanism 23 drives the stepping motor to rotate according to the parameters set by the software, so as to drive the rubber wheel 231 to rotate, the medium 300 is moved by a corresponding length according to the requirement by using the friction force among the medium 300, the rubber wheel 231 and the idle wheel 232, and at this time, the locking cylinder on the material receiving structure 20 drives the corresponding locking block 332 to compress the medium 300. Then, the lifting driver 32 on the discharging structure 10 drives the corresponding guide seat 34 to descend, and the storage reel 12 is driven to rotate by the downward pressure generated in the process of pressing down the transition pulley 13 on the lifting guide arm 31, so that the discharging action is realized. After the lowering is completed, the locking cylinder on the emptying structure 10 drives the corresponding locking block 332 to lock the medium 300, so that the drilling machine structure 202 starts to perform corresponding drilling work.

Referring to fig. 6, in one embodiment, the tape deck 24 further includes a guide cover 233 of the material moving base 238, and the guide cover 233 defines a guide slot 27 for guiding the medium 300 to enter between the idle roller 232 and the rubber roller 231. The guide groove 27 can make the medium 300 smoothly enter between the rubber wheel 231 and the idle wheel 232, and improve the conveying precision of the medium 300. The rubber wheel 231 is made of a flexible silicone material so that the medium 300 can be effectively protected.

Optionally, the feeding arm 11 is also provided with a tape deck assembly 24, and the two tape deck assemblies 24 synchronously drive the medium 300 to move, so that the precision and reliability of the medium 300 conveying are improved.

In one embodiment, the material collecting structure 20 further includes a material collecting reel 22 for rotating the material receiving arm 21, and the tape drive mechanism 23 further includes a material drive 234 for driving the material collecting reel 22 to rotate to wind the medium 300, and the medium 300 discharged from the material storing reel 12 is wound around the material collecting reel 22. It will be appreciated that the take-up drive 234 drives the take-up spool 22 to rotate to take up the media 300 discharged from the storage spool 12 in response to the take-up signal and via belt drive.

In one embodiment, the tape drive mechanism 23 further includes a control mechanism 238, the control mechanism 238 including a control switch 235 coupled to the take-up arm 21 for controlling the web drive 234 and a swing arm 236 pivotally coupled to the take-up arm 21 at one end and abutting the media 300 downwardly at the other end. The abutting end of the swing arm 236 is rotated by a predetermined angle to trigger the control switch 235. Alternatively, the swing arm 236 may have a swing pulley 237 at one end abutting the medium 300, the surface of the swing pulley 237 may be attached to the belt surface of the medium 300, and the angle of rotation of the swing arm 236 may be related to the degree of tightness of the medium 300 abutting the swing arm.

The medium 300 is continuously moved by the tape drive mechanism 23, so that the swing arm 236 abuts against one end of the medium 300 and descends along with the medium 300, after the swing pulley 237 descends to a predetermined position, that is, the swing arm 236 rotates relative to the material receiving arm 21 by a predetermined angle, the swing arm 236 triggers the control switch 235, so that the control switch 235 sends a material receiving signal to the material collecting driver 234, so that the material collecting driver 234 drives the material collecting reel 22 to rotate by a predetermined angle to collect the medium 300, until the swing arm 236 rotates reversely and returns, thereby circulating until the medium 300 on the material storage reel 12 is released and collected.

In one embodiment, the deck 100 further comprises a photoelectric switch 14, and the photoelectric switch 14 is used for sensing the medium 300 stored in the magazine reel 12. Alternatively, the photoelectric switch 14 may send an alarm signal when sensing that the medium 300 of the storage reel 12 is completely discharged, thereby prompting the worker to replace the storage reel 12.

Referring to fig. 1, the present invention further provides a drilling apparatus 200, the drilling apparatus 200 includes a tape deck 100, the specific structure of the tape deck 100 refers to the above embodiments, and since the drilling apparatus 200 adopts all technical solutions of all the above embodiments, all beneficial effects brought by the technical solutions of the above embodiments are also achieved, and are not repeated herein.

In one embodiment, the drilling apparatus 200 further includes a drilling station 201 for providing a circuit board and a drill structure 202 positioned above the circuit board.

The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed.

Claims

1. A tape transport apparatus for transporting a medium and cooperating with a drill structure and a circuit board, the medium being in a tape form and capable of being wound, and the medium guiding the drill structure to drill a hole in the circuit board, wherein the circuit board is laid flat below the drill structure and forms an operation zone together with the drill structure, and a portion of the medium is located in the operation zone and between the circuit board and the drill structure, the tape transport apparatus comprising:

2. The deck as claimed in claim 1, wherein: the guide structure comprises a vertically arranged guide arm, a guide seat and a guide pulley, wherein the guide seat is used for switching the guide arm, the guide pulley is connected with the lower end of the guide arm, a guide hole is formed in the guide seat, the medium passes through the guide seat, the extending path of the guide hole is vertically arranged, the wheel surface of the guide pulley is downwards abutted to the medium, one of the guide arm is connected with the discharging arm, and the other guide arm is connected with the collecting arm.

3. The deck as claimed in claim 2, wherein: the guide structure further comprises a lifting driver connected with the guide arm, the guide seat is connected with the guide arm in a sliding mode, and the lifting driver is used for driving the guide seat to slide up and down in a reciprocating mode.

4. The deck as claimed in claim 2, wherein: the guide structure further comprises a locking driving mechanism, the locking driving mechanism comprises a locking air cylinder connected with the guide seat and a locking block connected with a piston rod of the locking air cylinder, a notch is formed in the position, corresponding to the locking block, of the hole wall of the guide hole, and the locking air cylinder drives the locking block to abut against/separate from the medium at the notch.

5. The deck as claimed in claim 1, wherein: the belt conveying driving mechanism comprises a belt conveying assembly, the belt conveying assembly comprises a material moving seat connected with the material receiving arm, a material moving driver connected with the material moving seat, a rubber wheel connected with an output shaft of the material moving driver and an idler wheel connected with the material moving seat in a switching mode, and the idler wheel is matched with the rubber wheel to clamp and move the medium.

6. The deck as claimed in claim 5, wherein: the belt moving assembly further comprises a guide cover plate connected with the material moving seat, and the guide cover plate is provided with a guide groove for guiding the medium to enter between the idler wheel and the rubber wheel.

7. The tape deck according to any one of claims 1 to 6, characterized in that: receive the material structure still including the switching receive the material reel of material arm, tape transport actuating mechanism still including being used for the drive receive the material reel and rotate in order to convolute the coil stock driver of medium, follow the release of storage reel the medium is convoluteed set up in receive the material reel.

8. The deck as claimed in claim 7, wherein: the tape transport driving mechanism further comprises a control mechanism, the control mechanism comprises a control switch connected with the collecting arm and used for controlling the roll material driver, and a swing arm with one end connected with the collecting arm in a rotating mode and the other end connected with the medium in a downward abutting mode, and the abutting end of the swing arm rotates for a preset angle to trigger the control switch.

9. The tape deck according to any one of claims 1 to 6, characterized in that: the tape deck further comprises a photoelectric switch, and the photoelectric switch is used for sensing the medium stored by the storage reel.

10. Drilling apparatus for drilling holes in a circuit board, the drilling apparatus comprising a tape transport according to any one of claims 1-9, the drilling apparatus further comprising a drilling station for the circuit board and a drill structure located above the circuit board.