CN210477173U - PCB board drilling tool with cooling structure - Google Patents
PCB board drilling tool with cooling structure Download PDFInfo
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- CN210477173U CN210477173U CN201920614560.4U CN201920614560U CN210477173U CN 210477173 U CN210477173 U CN 210477173U CN 201920614560 U CN201920614560 U CN 201920614560U CN 210477173 U CN210477173 U CN 210477173U
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- drill rod
- rod seat
- drilling
- drill
- fixed
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Abstract
The utility model discloses a PCB board drilling tool with cooling structure, including drilling rod and drill rod seat, be provided with the circular port at the center of drill rod seat, be provided with the installation screw on the drill rod seat, the drilling rod is worn to set up in the circular port, at the internal fixation of circular port there is the bearing, the top of drilling rod is the rhombus body of falling, be the rhombus hole of falling on the inner wall of bearing, the drilling rod inserts and falls rhombus body card from the top of bearing and fix at the rhombus downthehole top protrusion drill rod seat that just falls the rhombus body of falling, when the drill rod seat is connected on machinery, the top of the rhombus body is connected with the drill spindle of mechanism, be fixed with the connection port that is used for external coolant liquid on the outer wall of drill rod seat, be fixed with the coolant liquid nozzle that is linked together and inclines to the drilling rod with connection port in the. The utility model discloses a structure sets up rationally, can effectual realization drilling operation, can effectually cool off the drilling rod moreover, is favorable to guaranteeing the stability in use and the life of drilling rod, and the suitability is strong and the practicality is good.
Description
Technical Field
The utility model belongs to the technical field of PCB board processing equipment, concretely relates to PCB board drilling tool with cooling structure.
Background
The PCB needs to carry out drilling operation to blank before the wiring, and the processing cutter of PCB board is because its use intensity is big, duration is long and easy fatigue damage leads to its intensity to reduce, and life is short, moreover, because the integrated nature of electronic product is higher and higher, makes the PCB board thinner and thinner, and its intensity is higher and higher, leads to the processing cutter of PCB board to cause the condition such as disconnected sword, explode under high temperature easily.
The strength of the PCB is gradually enhanced, and burrs are easily formed at the drilling position by adopting a common cutter for processing, so that the flatness and the precision of the PCB are lower.
Disclosure of Invention
The utility model aims at providing a PCB board drilling tool that punches that has cooling structure that structure setting is reasonable and the suitability is strong.
The technical scheme for realizing the purpose of the utility model is that the PCB plate punching drilling tool with the cooling structure comprises a drill rod and a drill rod seat, a circular hole is arranged at the center of the drill rod seat, an installation screw hole is arranged on the drill rod seat, the drill rod is arranged in the circular hole in a penetrating way, a bearing is fixed in the circular hole, the top end of the drill rod is an inverted diamond table body, an inverted diamond table hole is arranged on the inner wall of the bearing, the drill rod is inserted from the top end of the bearing, the inverted rhombus body is clamped and fixed in the inverted rhombus hole, the top end of the inverted rhombus body protrudes out of the drill rod seat, when the drill rod seat is connected to a machine, the top end of the inverted diamond table body is connected with a drill shaft of the mechanism, the outer wall of the drill rod seat is fixedly provided with a connecting port for externally connecting cooling liquid, and the bottom surface of the drill rod seat is fixedly provided with a cooling liquid nozzle which is communicated with the connecting port and inclines towards the drill rod.
The surface of the drill rod is provided with a spiral chip guide groove, the bottom end of the drill rod is fixed with a rotary cutting edge, and the bottom end of the spiral chip guide groove extends to the top of the rotary cutting edge.
And a vertical liquid guide groove is fixed on the surface of the drill rod and is a semicircular groove.
The drilling rod seat is the disc, the coolant liquid nozzle is three and evenly sets up on the bottom surface of drilling rod seat be provided with flow control valve on the connection port.
The utility model discloses has positive effect: the utility model discloses a structure sets up rationally, the simple operation, it not only can effectual realization drilling operation, can effectually cool off the drilling rod moreover, is favorable to guaranteeing the stability in use and the life of drilling rod, and the suitability is strong and the practicality is good.
Drawings
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the following specific embodiments, taken in conjunction with the accompanying drawings, in which:
fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
(example 1)
Fig. 1 shows a specific embodiment of the present invention, wherein fig. 1 is a schematic structural diagram of the present invention.
Referring to fig. 1, a PCB board drilling tool with a cooling structure comprises a drill rod 1 and a drill rod seat 2, a circular hole 3 is arranged at the center of the drill rod seat, an installation screw hole 4 is arranged on the drill rod seat, the drill rod is arranged in the circular hole in a penetrating manner, a bearing 5 is fixed in the circular hole, a reversed diamond table body 6 is arranged at the top end of the drill rod, a reversed diamond table hole is arranged on the inner wall of the bearing, by adopting the structure, the connection and fixation of the drill rod are facilitated, the disassembly, the replacement and the mechanical connection are facilitated, the drill rod is inserted from the top end of the bearing, the reversed diamond table body is clamped and fixed in the reversed diamond table hole, the top end of the reversed diamond table body protrudes out of the drill rod seat, when the drill rod seat is connected to the machine, the top end of the reversed diamond table body is connected with a drill shaft of the mechanism, a connection port 7 for externally connecting cooling liquid is fixed on the, a coolant nozzle 8 which is communicated with the connection port and is inclined toward the drill rod is fixed to the bottom surface of the drill rod holder.
The surface of the drill rod is provided with a spiral chip guide groove 9, the bottom end of the drill rod is fixed with a rotary cutting edge, and the bottom end of the spiral chip guide groove extends to the top of the rotary cutting edge.
The surface of the drill rod is fixed with a vertical liquid guide groove 10 which is a semicircular groove.
The drilling rod seat is the disc, the coolant liquid nozzle is three and evenly sets up on the bottom surface of drilling rod seat be provided with flow control valve on the connection port.
The utility model discloses a structure sets up rationally, the simple operation, it not only can effectual realization drilling operation, can effectually cool off the drilling rod moreover, is favorable to guaranteeing the stability in use and the life of drilling rod, and the suitability is strong and the practicality is good.
The standard parts used in the present embodiment may be purchased directly from the market, and the non-standard structural parts described in the specification and drawings may be obtained by processing without any doubt according to the common general knowledge in the prior art, and the connection manner of the respective parts is a conventional manner developed in the prior art, and the machines, parts and devices are of a conventional type in the prior art, and the circuit connection is a conventional manner in the prior art, so that detailed description thereof is omitted.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And such obvious changes and modifications which fall within the spirit of the invention are deemed to be covered by the present invention.
Claims (4)
1. The utility model provides a PCB board drilling tool that punches with cooling structure, includes drilling rod and drill rod seat the center of drill rod seat is provided with the circular port be provided with the installation screw on the drill rod seat, the drilling rod is worn to set up circular downthehole, its characterized in that: the circular hole is internally fixed with a bearing, the top end of the drill rod is a reversed diamond table body, the inner wall of the bearing is provided with a reversed diamond table hole, the drill rod is inserted from the top end of the bearing and is clamped and fixed in the reversed diamond table hole and the top end of the reversed diamond table body protrudes out of the drill rod seat, when the drill rod seat is connected to machinery, the top end of the reversed diamond table body is connected with a drill shaft of a mechanism, a connecting port for externally connecting cooling liquid is fixed on the outer wall of the drill rod seat, and a cooling liquid nozzle which is communicated with the connecting port and inclines to the drill rod is fixed on the bottom surface of the drill rod seat.
2. The PCB plate punching drill with cooling structure of claim 1, wherein: the surface of the drill rod is provided with a spiral chip guide groove, the bottom end of the drill rod is fixed with a rotary cutting edge, and the bottom end of the spiral chip guide groove extends to the top of the rotary cutting edge.
3. The PCB board perforating drilling tool having a temperature reducing structure of claim 2, wherein: and a vertical liquid guide groove is fixed on the surface of the drill rod and is a semicircular groove.
4. A PCB board perforating drilling tool having a temperature reducing structure according to claim 3, wherein: the drilling rod seat is the disc, the coolant liquid nozzle is three and evenly sets up on the bottom surface of drilling rod seat be provided with flow control valve on the connection port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920614560.4U CN210477173U (en) | 2019-04-30 | 2019-04-30 | PCB board drilling tool with cooling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920614560.4U CN210477173U (en) | 2019-04-30 | 2019-04-30 | PCB board drilling tool with cooling structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210477173U true CN210477173U (en) | 2020-05-08 |
Family
ID=70507996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920614560.4U Active CN210477173U (en) | 2019-04-30 | 2019-04-30 | PCB board drilling tool with cooling structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210477173U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111535762A (en) * | 2020-05-20 | 2020-08-14 | 河南理工大学 | Drill bit cooling dust remover |
-
2019
- 2019-04-30 CN CN201920614560.4U patent/CN210477173U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111535762A (en) * | 2020-05-20 | 2020-08-14 | 河南理工大学 | Drill bit cooling dust remover |
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