CN219919284U - Air supporting pressure foot for drilling machine - Google Patents
Air supporting pressure foot for drilling machine Download PDFInfo
- Publication number
- CN219919284U CN219919284U CN202320407168.9U CN202320407168U CN219919284U CN 219919284 U CN219919284 U CN 219919284U CN 202320407168 U CN202320407168 U CN 202320407168U CN 219919284 U CN219919284 U CN 219919284U
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- China
- Prior art keywords
- air
- groove
- pressure ring
- shell
- block
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- 238000005553 drilling Methods 0.000 title claims abstract description 24
- 230000001681 protective effect Effects 0.000 claims description 4
- 238000007373 indentation Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract 1
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 description 8
- 238000001125 extrusion Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Drilling And Boring (AREA)
Abstract
The utility model discloses an air floatation pressure foot for a drilling machine, and relates to the technical field of drilling equipment accessories; the utility model comprises a shell, wherein one side of the shell is provided with an inner cavity, the middle end of the inner cavity is provided with a working hole, the lower surface of the outer wall of the shell is provided with an air floatation pressing component close to the working hole, the air floatation pressing component comprises a pressure ring, the middle end of the pressure ring is provided with a through groove with the diameter corresponding to the working hole, the pressure ring is internally provided with an air floatation groove in a surrounding manner, and one side of the pressure ring is provided with a gas pipe in a penetrating manner; according to the utility model, the air pipe is externally connected with the air pump, air is conveyed into the air floatation tank through the air pipe, air flow output is formed through the air outlets which are uniformly distributed in an annular mode, and the printed circuit board is compressed by air pressure, so that the pressure ring can not directly contact the printed circuit board under the condition that the printed circuit board is stably placed in a drilling process, the printed circuit board is prevented from generating indentation, and the reject ratio of the printed circuit board is reduced.
Description
Technical Field
The utility model relates to the technical field of drilling equipment accessories, in particular to an air floatation pressure foot for a drilling machine.
Background
The printed circuit board is a carrier for supporting and electrically connecting electronic components, and is mainly manufactured by electronic printing, when the printed circuit board is produced, copper foil is required to be covered on the surface of a base material, and then small holes are drilled at corresponding positions on the base material for inserting pins of the electronic components, so that the circuit conduction among the electronic components is realized, and when a drill bit is used for drilling, a pressure pin is often used for pressing the base material, and then the drilling operation is carried out.
Firstly, when a base material is pressed and fixed through a pressure pin, an indentation is easily generated on a printed circuit board, and the indentation easily influences normal use of pins on the printed circuit board, so that the reject ratio of the printed circuit board is increased;
secondly, through bolt mounting and drilling machine end connection when the pressure foot is installed, when maintaining the pressure foot, dismantle then need special bolt dismantlement piece dismantle, inconvenient staff carries out the operation.
In view of the above problems, the present inventors have proposed an air-floating pressure foot for a drilling machine for solving the above problems.
Disclosure of Invention
In order to solve the problems that the printed circuit board is easy to produce indentation and pressure angle disassembly, a special bolt disassembly piece is needed for disassembly, and the operation of staff is inconvenient; the utility model aims to provide an air floatation pressure foot for a drilling machine.
In order to solve the technical problems, the utility model adopts the following technical scheme: the air floatation pressure foot for the drilling machine comprises a shell, wherein an inner cavity is formed in one side of the shell, a working hole is formed in the middle end of the inner cavity, and an air floatation pressing component is arranged on the lower surface of the outer wall of the shell, close to the working hole;
the air floatation pressing assembly comprises a pressure ring, a through groove with the diameter corresponding to the working hole is formed in the middle end of the pressure ring, an air floatation groove is formed around the pressure ring in the pressure ring, an air conveying pipe penetrates through one side of the pressure ring, two symmetrically distributed supporting blocks are fixedly arranged on the lower surface of the shell close to the air conveying pipe, the air conveying pipe penetrates through the supporting blocks movably to support the air conveying pipe, the air conveying pipe can work stably, an air outlet hole which is distributed annularly is formed in the bottom surface of the inner wall of the air floatation groove around the through groove, an air pump is connected to the air conveying pipe, air is conveyed into the air floatation groove through the air conveying pipe, air flow output is formed through the air outlet hole which is distributed evenly in an annular mode, the air pressure presses the printed circuit board, the pressure ring can ensure that the printed circuit board is not in direct contact with the printed circuit board under the condition that the printed circuit board is placed stably when the pressure ring is drilled, the indentation is avoided, and the reject ratio of the printed circuit board is reduced;
the installation groove that two symmetries set up has been seted up to shell outer wall upper end, the mounting is equipped with the mounting in the mounting interpolation, the mounting tip has been seted up the mounting hole, the shell outer wall is located the fixed block that is equipped with in mounting both sides, be equipped with mounting structure between fixed block and the mounting, mounting structure includes first recess, first recess is seted up in the fixed block, first recess inner wall slip is equipped with the ejector pad, ejector pad tip fixed is equipped with the dog, the fixed stop groove corresponding with the dog has been seted up towards fixed block one side of mounting, ejector pad is kept away from fixed being equipped with the spring of dog one end, spring tip fixed set up at first recess inner wall, the dovetail groove has been seted up on the ejector pad, dovetail groove inclined plane department slides and is equipped with the pressing piece, pressing piece runs through the fixed block and makes it slide in dovetail groove inclined plane department, thereby can drive the dog and break away from the dog, and swing pull down can be separated between the shell and the mounting, adopts the bolt to dismantle the piece to dismantle the convenient staff and operate.
Preferably, the lower surface of the outer wall of the pressure ring is fixedly provided with a hollow protective cover, so that the gas exhausted through the mounting hole can accurately press the base material.
Preferably, the number of the stop blocks fixedly arranged on the same push block is two, the stop blocks are symmetrically arranged, and the two symmetrical stop blocks are arranged, so that the mounting piece is more stable after being mounted.
Preferably, the pressing block is located at one end of the outer wall of the fixed block and is fixedly provided with a pressing plate, the end of the pressing plate is arc-shaped, and the pressing plate can facilitate workers to press the pressing block to complete disassembly.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the air pipe is externally connected with the air pump, air is conveyed into the air floatation tank through the air pipe, and air flow output is formed through the air outlets which are uniformly distributed in an annular mode, so that the pressure ring can not directly contact the printed circuit board under the condition that the printed circuit board is stably placed when drilling holes, the printed circuit board is prevented from generating indentation, and the reject ratio of the printed circuit board is reduced;
2. according to the utility model, the pressing plate is used for pushing the pressing block to slide at the inclined plane of the trapezoid groove, so that the pushing block generates a movable extrusion spring, the stop block can be driven to be separated from the stop groove, the pull-down shell can be separated from the mounting piece by swinging, the bolt dismounting piece is not required to be used for dismounting, and the operation of staff is facilitated.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a schematic view of the bottom structure of the present utility model.
FIG. 3 is a schematic cross-sectional view of a pressure ring according to the present utility model.
Fig. 4 is a schematic top view of a cross-section of a fixing block according to the present utility model.
In the figure: 1. a housing; 11. an inner cavity; 12. a working hole; 13. pressure of a ring; 14. a through groove; 15. an air floatation tank; 16. an air outlet hole; 17. a gas pipe; 18. a support block; 19. a protective cover; 2. a mounting member; 21. a mounting hole; 22. a mounting groove; 23. a fixed block; 24. a groove; 25. a pushing block; 26. a stopper; 27. a stop groove; 28. a spring; 29. a trapezoid groove; 30. pressing the blocks; 31. pressing the plate.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples: as shown in fig. 1-4, the utility model provides an air floatation pressure foot for a drilling machine, which comprises a shell 1, wherein one side of the shell 1 is provided with an inner cavity 11, the middle end of the inner cavity 11 is provided with a working hole 12, a drill bit can drill a base material through the working hole 12, and the lower surface of the outer wall of the shell 1 is provided with an air floatation pressing component close to the working hole 12;
the air floatation pressing assembly comprises a pressure ring 13, a through groove 14 with the diameter corresponding to that of the working hole 12 is formed in the middle end of the pressure ring 13, an air floatation groove 15 is formed in the pressure ring 13 around the pressure ring 13, an air pipe 17 penetrates through one side of the pressure ring 13, air outlet holes 16 distributed in an annular mode are formed in the bottom surface of the inner wall of the air floatation groove 15 around the through groove 14, the air pipe 17 is externally connected with an air pump, air is conveyed into the air floatation groove 15 through the air pipe 17, air flow output is formed through the air outlet holes 16 distributed in an annular mode uniformly, and the pressure compresses the printed circuit board, so that the pressure ring 13 can not directly contact the printed circuit board under the condition that the printed circuit board is placed stably when drilling holes, the printed circuit board is prevented from generating indentation, and the reject ratio of the printed circuit board is reduced;
two symmetrically arranged mounting grooves 22 are formed in the upper end of the outer wall of the shell 1, mounting pieces 2 are inserted into the mounting grooves 22, mounting holes 21 are formed in the end portions of the mounting pieces 2, fixing blocks 23 are fixedly arranged on the outer wall of the shell 1 and located on two sides of the mounting pieces 2, and a mounting structure is arranged between the fixing blocks 23 and the mounting pieces 2.
The lower surface of the outer wall of the pressure ring 13 is fixedly provided with a hollow protective cover 19.
By adopting the above technical scheme, the gas exhausted through the mounting hole 21 can accurately press the substrate.
Two symmetrically distributed supporting blocks 18 are fixedly arranged on the lower surface of the shell 1 near the air pipe 17, and the air pipe 17 movably penetrates through the supporting blocks 18.
By adopting the technical scheme, the gas pipe 17 is supported, so that the gas pipe 17 can work stably.
The mounting structure includes first recess 24, first recess 24 is seted up in fixed block 23, first recess 24 inner wall slip is equipped with ejector pad 25, ejector pad 25 end fixing is equipped with stop block 26, mounting 2 is facing fixed block 23 one side and is seted up the stop groove 27 corresponding with stop block 26, ejector pad 25 is kept away from fixed block 26 one end and is fixedly equipped with spring 28, spring 28 end fixing sets up at first recess 24 inner wall, the dovetail groove 29 has been seted up on the ejector pad 25, dovetail groove 29 inclined plane department slip is equipped with press block 30, press block 30 is kept away from dovetail groove 29 one end and runs through fixed block 23.
Through adopting above-mentioned technical scheme, the extrusion press piece 30 makes its slide in trapezoidal slot 29 inclined plane department for push block 25 produces and removes extrusion spring 28, thereby can drive stop block 26 and break away from stop slot 27, swing pull-down shell 1 can with install piece 2 between the separation, need not to adopt the bolt dismantlement piece to dismantle, make things convenient for the staff to operate.
The number of the stop blocks 26 fixedly arranged on the same push block 25 is two and symmetrically arranged.
By adopting the above technical scheme, two symmetrical stop blocks 26 are arranged, so that the mounting piece 2 is more stable after being mounted.
The pressing block 30 is fixedly provided with a pressing plate 31 at one end of the outer wall of the fixed block 23, and the end part of the pressing plate 31 is arc-shaped.
By adopting the technical scheme, the pressing plate 31 can facilitate the workers to press the pressing block 30 to complete the disassembly.
Working principle: when the device is used, the whole device is arranged at the output end of the drilling machine through the mounting holes 21 on the mounting piece 2, the pressure ring 13 is aligned to a base material to be drilled, the pressure ring is moved to be about two millimeters above the base material according to the situation, then an air pump is externally connected with the pressure ring through the air pipe 17, air is conveyed into the air floatation tank 15 through the air pipe 17, air flow output is formed through the air outlet holes 16 which are uniformly distributed in an annular mode, and the pressure ring compresses the printed circuit board, so that the pressure ring 13 can not directly contact the printed circuit board under the condition that the printed circuit board is stably placed when drilling, the occurrence of indentation of the printed circuit board is avoided, and the reject ratio of the printed circuit board is reduced;
when the shell 1 is maintained integrally, the pressing plate 31 is extruded, the pressing plate 31 pushes the pressing block 30 to slide at the inclined plane of the trapezoid groove 29, the pushing block 25 moves to squeeze the spring 28, the stop block 26 can be driven to be separated from the stop groove 27, the shell 1 can be separated from the mounting piece 2 after swinging, the dismounting of the bolt dismounting piece is not needed, the operation by workers is convenient, after the maintenance is finished, the mounting groove 22 in the shell 1 can be aligned with the mounting piece 2 to be inserted, and the spring 28 pushes the pushing block 25 and the stop block 26 to be inserted in the stop groove 27, so that the installation of the mounting piece 2 can be conveniently finished.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (6)
1. The utility model provides an air supporting pressure foot for drilling machine, includes shell (1), its characterized in that: an inner cavity (11) is formed in one side of the shell (1), a working hole (12) is formed in the middle end of the inner cavity (11), and an air floatation pressing assembly is arranged on the lower surface of the outer wall of the shell (1) close to the working hole (12);
the air floatation pressing assembly comprises a pressure ring (13), a through groove (14) with the diameter corresponding to that of the working hole (12) is formed in the middle end of the pressure ring (13), an air floatation groove (15) is formed in the pressure ring (13) around the pressure ring (13), one side of the pressure ring (13) is penetrated with an air delivery pipe (17), and air outlet holes (16) distributed in an annular mode are formed in the bottom surface of the inner wall of the air floatation groove (15) around the through groove (14);
two symmetrically arranged mounting grooves (22) are formed in the upper end of the outer wall of the shell (1), mounting pieces (2) are inserted into the mounting grooves (22), mounting holes (21) are formed in the end portions of the mounting pieces (2), fixing blocks (23) are fixedly arranged on the outer wall of the shell (1) and located on two sides of the mounting pieces (2), and a mounting structure is arranged between the fixing blocks (23) and the mounting pieces (2).
2. An air floatation pressure foot for a drilling machine according to claim 1, wherein a hollow protective cover (19) is fixedly arranged on the lower surface of the outer wall of the pressure ring (13).
3. An air floatation pressure foot for a drilling machine according to claim 1, wherein two symmetrically distributed supporting blocks (18) are fixedly arranged on the lower surface of the shell (1) close to the air delivery pipe (17), and the air delivery pipe (17) movably penetrates through the supporting blocks (18).
4. The air supporting pressure foot for drilling machine according to claim 1, characterized in that the mounting structure comprises a first groove (24), the first groove (24) is formed in a fixed block (23), a pushing block (25) is slidably arranged on the inner wall of the first groove (24), a stop block (26) is fixedly arranged at the end of the pushing block (25), a stop groove (27) corresponding to the stop block (26) is formed in one side of the mounting piece (2) facing the fixed block (23), a spring (28) is fixedly arranged at one end, far away from the stop block (26), of the pushing block (25), a trapezoid groove (29) is formed in the inner wall of the first groove (24) in a fixed mode at the end of the spring (28), a pressing block (30) is slidably arranged at the inclined surface of the trapezoid groove (29), and one end, far away from the trapezoid groove (29), of the pressing block (30) penetrates through the fixed block (23).
5. An air-floating pressure foot for a drilling machine according to claim 4, characterized in that the number of stop blocks (26) fixedly arranged on the same push block (25) is two and symmetrically arranged.
6. The air floatation pressure foot for the drilling machine according to claim 4, wherein the pressing block (30) is fixedly provided with a pressing plate (31) at one end of the outer wall of the fixed block (23), and the end part of the pressing plate (31) is arc-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320407168.9U CN219919284U (en) | 2023-03-07 | 2023-03-07 | Air supporting pressure foot for drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320407168.9U CN219919284U (en) | 2023-03-07 | 2023-03-07 | Air supporting pressure foot for drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219919284U true CN219919284U (en) | 2023-10-27 |
Family
ID=88422511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320407168.9U Active CN219919284U (en) | 2023-03-07 | 2023-03-07 | Air supporting pressure foot for drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219919284U (en) |
-
2023
- 2023-03-07 CN CN202320407168.9U patent/CN219919284U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |