CN209647888U - A kind of laser nozzle attachment device - Google Patents

A kind of laser nozzle attachment device Download PDF

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Publication number
CN209647888U
CN209647888U CN201822096734.0U CN201822096734U CN209647888U CN 209647888 U CN209647888 U CN 209647888U CN 201822096734 U CN201822096734 U CN 201822096734U CN 209647888 U CN209647888 U CN 209647888U
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CN
China
Prior art keywords
conductive pin
guard member
insulation guard
ceramic insulation
laser nozzle
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201822096734.0U
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Chinese (zh)
Inventor
卢强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Tianfeng Precision Technology Co ltd
Original Assignee
Guangdong Tianfeng Precision Technology Co Ltd
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Publication date
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Priority to CN201822096734.0U priority Critical patent/CN209647888U/en
Application granted granted Critical
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Abstract

The utility model discloses a kind of laser nozzle attachment devices; it is used to install the capacitance sensor of laser cutting head including screw thread positioning body; ceramic insulation guard member made of brittle ceramic material is set with outside the screw thread positioning body; it is worn in the ceramic insulation guard member and is connected to conductive pin, be additionally provided with nut piece in the ceramic insulation guard member and connect with conductive pin;The design of the cooperation conductive pin of the ceramic insulation guard member made of brittle ceramic material; both eliminate solve original technology cannot withstand high pressure gas cause conductive sheet fall off laser nozzle can not normal use the drawbacks of, while guaranteeing to shut down in time when laser nozzle encounters shock and protecting the element inside laser cutting head.

Description

A kind of laser nozzle attachment device
Technical field
The utility model relates to laser cutting technique field, especially a kind of laser nozzle attachment device.
Background technique
Currently, laser cutting is used as a kind of novel thermal cutting technology, have cutting speed fast, high production efficiency, cut end The advantages that face is high-quality, and heat affected area is small and environmentally friendly has become one of main sheet metal cutting mode, has obtained more next More it is widely applied.However, in actual use since irregular by cutting material, there are maloperation and other interference The influence of object, therefore the damage for hitting to cause cutting head will be caused to laser cutting head at runtime.
There are mainly two types of common anticollision device, collision-prevention devices, and one is spring anticollision device, collision-prevention device, which is gun iron link, and when collision holds The components easy to damage connecting with spring, need to often replace;Another kind is exactly to work as cutting head using simple magnetic anti-collision device After being hit, cutting head can be completely disengaged with magnetic anti-collision device, and lower end workpiece, which is fallen, to be caused to damage, and needs manually install again Debugging, while dust can also fall into cutting head, pollute focusing lens.And swashing in high voltage and high power is applied in this anticollision design Light nozzle can be easy because cannot withstand high pressure gas and mistake stops working.
Utility model content
For overcome the deficiencies in the prior art, the utility model provides a kind of laser nozzle attachment device.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
A kind of laser nozzle attachment device is used to install the capacitance sensor of laser cutting head including screw thread positioning body, Ceramic insulation guard member made of brittle ceramic material is set with outside the screw thread positioning body, in the ceramic insulation guard member It wears and is connected to conductive pin, be additionally provided with nut piece in the ceramic insulation guard member and connect with conductive pin.
As a preference, the conductive pin is made of red copper alloy material, and is additionally provided on conductive pin very golden Coating.
As a preference, the screw thread positioning body and nut piece are made of brass material or stainless steel material.
As a preference, the conductive pin tail end is connect by screw thread with nut piece.
The beneficial effects of the utility model are: the ceramic insulation guard member made of brittle ceramic material cooperates conductive pin Design, both eliminate solve original technology cannot withstand high pressure gas cause conductive sheet to fall off laser nozzle can not normal use The drawbacks of, while guaranteeing to shut down in time when laser nozzle encounters shock and protecting the element inside laser cutting head.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the perspective view of the utility model.
Specific embodiment
It is with reference to the accompanying drawings and embodiments, right in order to which the objects, technical solutions and advantages of the application are more clearly understood The utility model is further elaborated.For thorough explanation the utility model, one can be related in following description A little specific details.And in these no specific details, the utility model creation can still be realized, i.e., the technology people in fields Member is using these descriptions herein and states that the others skilled in the art into fields can more effectively introduce their work Essence.
Referring to Fig.1, a kind of laser nozzle attachment device is used to install the electricity of laser cutting head including screw thread positioning body 1 Hold sensor, is set with ceramic insulation guard member 2 made of brittle ceramic material, the ceramics outside the screw thread positioning body 1 It is worn on insulation protection part 2 and is connected to conductive pin 3, be additionally provided with nut piece 4 in the ceramic insulation guard member 2 and connect with conductive pin 3. Ceramic insulation guard member 2 is both for installing the attachment device of laser nozzle, and effect is insulated with laser nozzle and surrounding metal, simultaneously As rapid wear breakable member, the cutting head under high-speed cruising state is protected
When laser cutting head is in normal operating conditions, the capacitance sensor of laser cutting head is for detecting laser cutting head Nozzle and workpiece distance, capacitance sensor is electrically connected with the power circuit of circuit board.Cutting head body is grounded by lathe, electric current Detection circuit and circuit board communicate to connect, and current detection circuit is the power circuit power supply of circuit board.Ceramic insulation guard member 2 There are enough insulating properties, and conductive pin 3 connects weak current, guarantees that capacitance sensor has stable capacitance, just can ensure that laser The stability of nozzle and cutting material height.
When the capacitance sensor side of laser cutting head and workpiece or lathe etc. collide, ceramic insulation guard member 2 It can be contacted with workpiece or lathe, since ceramic insulation guard member 2 connects power circuit by conductive pin 3, workpiece or lathe need In ground state, therefore, shell can be shorted with workpiece or lathe, and current detection circuit can detecte curent change, It can be learnt that side collision has occurred and shuts down rapidly, more serious side collision damage is avoided, safeguard protection is played Effect.3 tail end of conductive pin is connect by screw thread with nut piece 4.
The frangible ceramics of the preferred brittleness of ceramic insulation guard member 2, guarantee its bear 200 kilograms shock can fragmentation, phase Than conventional ceramic (shock that can bear 500 kilograms), safety is higher.High pure zirconia can be used in specific ceramic insulation guard member 2 Aluminium ceramic system is standby, and purity may be selectedSimilar ceramic material can also be selected according to laser cutting machine specific targets.
The conductive pin 3 is made of red copper alloy material, and true gold plate is additionally provided on conductive pin 3, be can be improved and is led The electric conductivity of acusector 3.
The screw thread positioning body 1 and nut piece 4 are made of brass material or stainless steel material.
According to above-mentioned principle, the utility model can also be made appropriate changes and modifications to the above embodiments.Therefore, The utility model is not limited to specific embodiment disclosed and described above, to some modifications and changes of the utility model It should also be as falling into the protection scope of the claims of the present utility model.

Claims (4)

1. a kind of laser nozzle attachment device is used to install the capacitance sensor of laser cutting head including screw thread positioning body (1), It is characterized by: being set with ceramic insulation guard member (2) made of brittle ceramic material, institute outside the screw thread positioning body (1) It states to wear on ceramic insulation guard member (2) and be connected to conductive pin (3), be additionally provided with nut piece (4) on the ceramic insulation guard member (2) It is connect with conductive pin (3).
2. a kind of laser nozzle attachment device according to claim 1, it is characterised in that: the conductive pin (3) is using purple Cu alloy material is made, and is additionally provided with true gold plate on conductive pin (3).
3. a kind of laser nozzle attachment device according to claim 1, it is characterised in that: the screw thread positioning body (1) It is made with nut piece (4) of brass material or stainless steel material.
4. a kind of laser nozzle attachment device according to claim 1, it is characterised in that: conductive pin (3) tail end is logical Screw thread is crossed to connect with nut piece (4).
CN201822096734.0U 2018-12-13 2018-12-13 A kind of laser nozzle attachment device Active CN209647888U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201822096734.0U CN209647888U (en) 2018-12-13 2018-12-13 A kind of laser nozzle attachment device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201822096734.0U CN209647888U (en) 2018-12-13 2018-12-13 A kind of laser nozzle attachment device

Publications (1)

Publication Number Publication Date
CN209647888U true CN209647888U (en) 2019-11-19

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201822096734.0U Active CN209647888U (en) 2018-12-13 2018-12-13 A kind of laser nozzle attachment device

Country Status (1)

Country Link
CN (1) CN209647888U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109530942A (en) * 2018-12-13 2019-03-29 广东天丰精密技术有限公司 A kind of laser nozzle attachment device
CN112479713A (en) * 2020-11-13 2021-03-12 娄底市安地亚斯电子陶瓷有限公司 Ceramic ring for laser cutting machine and preparation process thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109530942A (en) * 2018-12-13 2019-03-29 广东天丰精密技术有限公司 A kind of laser nozzle attachment device
CN112479713A (en) * 2020-11-13 2021-03-12 娄底市安地亚斯电子陶瓷有限公司 Ceramic ring for laser cutting machine and preparation process thereof

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GR01 Patent grant
GR01 Patent grant
CP02 Change in the address of a patent holder
CP02 Change in the address of a patent holder

Address after: 1st Floor, No. 14 Liangchang Industrial Zone, Beijiao Town, Shunde District, Foshan City, Guangdong Province, 528300 (Residence declaration)

Patentee after: GUANGDONG TIANFENG PRECISION TECHNOLOGY Co.,Ltd.

Address before: 528300 workshop 4-1, Chuang Road 9, Dadu industrial district, Chencun Town, Shunde District, Foshan, Guangdong

Patentee before: GUANGDONG TIANFENG PRECISION TECHNOLOGY Co.,Ltd.

CP03 Change of name, title or address

Address after: Room 701, Building 23, Haichuang Dazu Robot Intelligent Manufacturing Center, No. 3, Erzhi Industrial Avenue, Xihai Village, Beijiao Town, Shunde District, Foshan City, Guangdong Province, 528300 (Residence application)

Patentee after: GUANGDONG TIANFENG PRECISION TECHNOLOGY Co.,Ltd.

Country or region after: China

Address before: 1st Floor, No. 14 Liangchang Industrial Zone, Beijiao Town, Shunde District, Foshan City, Guangdong Province, 528300 (Residence declaration)

Patentee before: GUANGDONG TIANFENG PRECISION TECHNOLOGY Co.,Ltd.

Country or region before: China