CN105301482A - Welding strength detection apparatus and drill bit welding strength detection method - Google Patents

Welding strength detection apparatus and drill bit welding strength detection method Download PDF

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Publication number
CN105301482A
CN105301482A CN201510821384.8A CN201510821384A CN105301482A CN 105301482 A CN105301482 A CN 105301482A CN 201510821384 A CN201510821384 A CN 201510821384A CN 105301482 A CN105301482 A CN 105301482A
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China
Prior art keywords
workpiece
charging tray
weld strength
detection piece
drill bit
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CN201510821384.8A
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CN105301482B (en
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叶康琳
郭强
付连宇
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Shenzhen Jinzhou Precision Technology Corp
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Shenzhen Jinzhou Precision Technology Corp
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  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)

Abstract

The invention is suitable for the welding strength detection technology field, and discloses a welding strength detection apparatus and a drill bit welding strength detection method. The welding strength detection apparatus comprises a rotation disc for driving a workpiece to rotate. The rotation disc is provided with an insertion structure that is used for insertion of the workpiece and enables the workpiece to rotate relative to the rotation disc. A detection member for abutting against the workpiece when the workpiece is rotating along with the rotation disc is disposed at one side of the rotation disc. One side of the detection member, abutting against the workpiece, is a working surface. The working surface is an arc surface or an inclined surface that enables the radial pressure applied to the workpiece to be increased when the workpiece is rotating along with the rotation disc. The detection member is connected to an elastic member that stands force when the workpiece abuts against the detection member. The above welding strength detection apparatus is employed by the detection method. The welding strength detection apparatus and the drill bit welding strength detection method help to prevent cracked products from entering the next operation or entering a market, and are high in detection reliability.

Description

Weld strength pick-up unit and drill bit weld strength detection method
Technical field
The invention belongs to weld strength detection technique field, particularly relate to a kind of weld strength pick-up unit and drill bit weld strength detection method.
Background technology
The micro-brill of precision of printed circuit board (PCB) machining mostly by wimet as cutting portion and stainless steel welded as shank section through being welded.The microbit of this welding manner manufacture is different from whole wimet microbit, needs to detect through weld strength, to ensure that welding quality meets request for utilization after having welded.
At present, intensity detection for the micro-brill of precision mostly is curved detection method, in prior art, carry out intensity detection after needing the micro-brill collection of semi-manufacture after by different lathe welding to concentrate, bring following subject matter thus: the micro-brill semi-manufacture after welding are cylindrical, and curved detection method only carries out pressure test from a direction to it, if there is fine crack after welding, and crackle is at the another side of on-load pressure point, in this situation, the unacceptable product that there is crackle is easy to be missed.
Summary of the invention
The object of the invention is to overcome above-mentioned the deficiencies in the prior art, provide a kind of weld strength pick-up unit and drill bit weld strength detection method, its detecting reliability is high, avoids the product stream of crackle to subsequent processing or market.
Technical scheme of the present invention is: a kind of weld strength pick-up unit, comprise and turn charging tray for what drive workpiece to rotate, described turn charging tray be provided with for insert for workpiece and make workpiece can relatively described in turn the connected structure of charging tray rotation, the side of described rotary part is provided with for supplying workpiece with turning the detection piece abutted in charging tray rotary course, described detection piece and described workpiece abut against one side for workplace, described workplace is with the cambered surface making workpiece increased by radial pressure when turning charging tray or inclined-plane in workpiece, described detection piece is connected with elastic component stressed when workpiece abuts described detection piece.
Alternatively, described connected structure is jack, described in turn charging tray be disc, described jack be provided with multiple and along described in turn the circumferencial direction of charging tray uniform.
Alternatively, described detection piece is that wedge shape is shaft-like.
Alternatively, the length of described workplace is more than or equal to the girth of described workpiece.
Alternatively, the surface of described workplace is provided with the auxiliary layer for increasing friction force.
Alternatively, described auxiliary layer is rubber layer.
Alternatively, the angle of the key groove of described detection piece front end is 100 to 120 degree.
Alternatively, the width of described detection piece is 7 to 12 millimeters; The thickness of described detection piece is 7 to 12 millimeters.
Alternatively, described detection piece and described turning between charging tray are provided with clearance adjustment mechanism.
Present invention also offers a kind of drill bit weld strength detection method, adopt above-mentioned weld strength pick-up unit, comprise the following steps: the shank section of drill bit is inserted the connected structure turning charging tray, turning charging tray drives bit to the cutting portion of drill bit to be connected to the workplace of detection piece, described drill bit radial force under the effect of workplace increases, makes described elastic component pressurized, and the rotation in described jack simultaneously of described drill bit, the weld strength completing all directions detects.
Weld strength pick-up unit provided by the invention and drill bit weld strength detection method, it can avoid the product stream of crackle to subsequent processing or market, detecting reliability is high, and based on the pick-up unit that welding machine tool designs, directly intensity detection is carried out after realizing welding, avoid the material of inter process to circulate, avoiding collection puts semi-product material time cost on the one hand, improves the efficiency of intensity detection; Be convenient to the waste product result according to detecting on the other hand, orientation problem lathe, is beneficial to and reviews source, investigates thoroughly that questions and prospect is to avoid again occurring Similar Problems.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic perspective view of the weld strength pick-up unit that the embodiment of the present invention provides;
Fig. 2 is the schematic perspective view of the weld strength pick-up unit that the embodiment of the present invention provides;
Fig. 3 is the schematic perspective view in the weld strength pick-up unit that provides of the embodiment of the present invention;
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
It should be noted that, when element is called as " being fixed on " or " being arranged at " another element, it can directly on another element or may there is centering elements simultaneously.When an element is known as " being connected to " another element, it can be directly connected to another element or may there is centering elements simultaneously.
Also it should be noted that, the orientation term such as left and right, upper and lower in the embodiment of the present invention, is only relative concept or be reference with the normal operating condition of product each other, and should not be regarded as have restrictive.
As shown in Figure 1 to Figure 3, a kind of weld strength pick-up unit that the embodiment of the present invention provides, comprise and turn charging tray 1 for what drive workpiece 9 to rotate, described turn charging tray 1 be provided with for insert for workpiece 9 and make workpiece 9 can relatively described in turn the connected structure of charging tray 1 rotation, connected structure can be circular jack 101, also can for being welded in the pipe etc. turning charging tray 1, the side of described rotary part is provided with for supplying workpiece 9 with turning the detection piece 2 abutted in charging tray 1 rotary course, described detection piece 2 and described workpiece 9 abut against one side for workplace 20, described workplace 20 is with the cambered surface making workpiece 9 increased by radial pressure when turning charging tray 1 or inclined-plane in workpiece 9, described detection piece 2 is connected with elastic component 3 stressed when workpiece 9 abuts described detection piece 2.Workpiece 9 can be drill bit (micro-brill semi-manufacture), drill bit can by wimet as cutting portion 91 and stainless steel welded as shank section 92 through being welded.Can utilize gripper that the micro-brill semi-manufacture after welding are placed insertion to turn in charging tray 1.Turning charging tray 1 can be a circular metal dish, is provided with jack 101 at a certain distance, for loading the micro-brill semi-manufacture after welding near turning charging tray 1 circumference.Turn charging tray 1 around its central rotation, particularly, can be provided with rotating shaft at the center turning charging tray 1 or to turn hole, can be driven turn charging tray 1 and rotate by motor or other suitable method, each workpiece 9 rotates the central rotation of charging tray 1 under the drive turning charging tray 1.Inserting in jack 101 after micro-brill semi-manufacture welding, rotating to detecting station with turning charging tray 1.Detecting station place utilizes elastic component 3 to regulate the pressure of detection piece 2 (depression bar), one end face of this detection piece 2 (depression bar) is a cambered surface or inclined-plane, also can be the combination on cambered surface and inclined-plane, the other end be connected with elastic component 3 (spring).Micro-brill semi-manufacture are with turntable rotation, and micro-brill top alloy end (cutting portion 91) utilizes the cambered surface of depression bar or inclined-plane to be squeezed by depression bar, if pass through smoothly, intensity detection is qualified.When micro-brill semi-manufacture are connected to cambered surface or the inclined-plane of depression bar, the rotation under the effect of friction force of micro-brill semi-manufacture, can carry out anti-bending test from different perspectives to micro-brill semi-manufacture, avoid undetected, detecting reliability is high, avoids the product stream of crackle to subsequent processing or market.
Particularly, described in turn charging tray 1 in disc, described jack 101 be provided with multiple and along described in turn the circumferencial direction of charging tray 1 uniform, each jack 101 is along the edge arrangement turning charging tray 1.In embody rule, after micro-brill welds, semi-manufacture directly carry out intensity detection, and do not need centralized collection to detect again, and can creep into row press-bending detection from multiple directions to the later half finished product of welding is micro-, reduce undetected situation.Avoiding collection puts semi-product material time cost on the one hand, improves the efficiency of intensity detection; Be convenient to the waste product result according to detecting on the other hand, orientation problem lathe, is beneficial to and reviews source, investigates thoroughly that questions and prospect is to avoid again occurring Similar Problems.
In embody rule, described detection piece 2 can be shaft-like etc. in wedge shape, and detection piece 2 can be one-body molded, and it is simple and reliable for structure.
Particularly, the length l of described workplace 20 is more than or equal to the girth of described workpiece 9, make workpiece 9 can on workplace 20 at least one circle of rotation, detecting reliability is high.
Particularly, the surface of described workplace 20 is provided with the auxiliary layer for increasing friction force, and to make workpiece 9 can rotation in jack 101 more reliably, jack 101 can be rounded.Auxiliary layer provides certain resistance and friction force, and ensure that workpiece 9 is roll to advance at workplace 20, thus make workpiece 9 all have an opportunity to be subject to shearing force in circumference all directions, detecting reliability is good.
Particularly, described auxiliary layer can be rubber layer.Namely have rubber layer on the inclined-plane of detection piece 2 front end, rubber layer provide enough friction force make micro-brill semi-manufacture with turn charging tray 1 rotate time, the alloy portion of upper end is pressed on rubber layer surface, thus makes the rotation of micro-brill semi-manufacture, realizes the anti-bending test of different angles.
Particularly, the angle a of the key groove of described detection piece 2 front end can be the proper angle such as 100 to 120 degree.
Particularly, the width w of described detection piece 2 can be 7 to 12 millimeters; The thickness t of described detection piece 2 can be 7 to 12 millimeters.The lower surface of detection piece 2 can be parallel with the upper surface turning charging tray 1.
Particularly, described detection piece 2 and described turning between charging tray 1 are provided with clearance adjustment mechanism, to be adapted to the detection of the workpiece 9 of different length.In embody rule, the front end of cutting portion 91 is higher than the upper surface of detection piece 2.
In the present embodiment, spring is fixed on the pedestal identical with turning charging tray 1, and after detection piece 2 is connected with pedestal, detection piece 2 lower surface is adjustable in 10 to 20mm scope with turning charging tray 1 upper surface distance h.
The embodiment of the present invention additionally provides a kind of drill bit weld strength detection method, adopt above-mentioned weld strength pick-up unit, comprise the following steps: the shank section 92 of drill bit is inserted the jack 101 turning charging tray 1, turning charging tray 1 drives bit to the cutting portion 91 of drill bit to be connected to the workplace 20 of detection piece 2, described drill bit radial force under the effect of workplace 20 increases, makes described elastic component 3 pressurized, and the rotation in described jack 101 simultaneously of described drill bit, the weld strength completing all directions detects.
In embody rule, bonding machine utilizes gripper the micro-brill semi-manufacture placement insertion after welding to be turned in charging tray 1.Inserting in hole after micro-brill semi-manufacture welding, rotating to detecting station with turning charging tray 1.Micro-brill semi-manufacture are with turntable rotation, and micro-brill top alloy end utilizes cambered surface or inclined-plane to be squeezed by depression bar, if pass through smoothly, intensity detection is qualified.There is rubber peel on the inclined-plane of depression bar, provide enough friction force when making micro-brill semi-manufacture with turntable rotation, alloy portion, upper end is pressed on rubber surface, thus make the rotation of micro-brill semi-manufacture, achieve the anti-bending test in different angles, applicable to half-finished intensity detection after the microbit welding such as handle footpath 3.175mm, avoid the product stream of crackle to subsequent processing or market, detecting reliability is high, and based on the pick-up unit that welding machine tool designs, directly intensity detection is carried out after realizing welding, the material of inter process is avoided to circulate, avoiding collection puts semi-product material time cost on the one hand, improve the efficiency of intensity detection, be convenient to the waste product result according to detecting on the other hand, orientation problem lathe, is beneficial to and reviews source, investigates thoroughly that questions and prospect is to avoid again occurring Similar Problems.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement or improvement etc., all should be included within protection scope of the present invention.

Claims (10)

1. a weld strength pick-up unit, it is characterized in that, comprise and turn charging tray for what drive workpiece to rotate, described turn charging tray be provided with for insert for workpiece and make workpiece can relatively described in turn the connected structure of charging tray rotation, the side of described rotary part is provided with for supplying workpiece with turning the detection piece abutted in charging tray rotary course, described detection piece and described workpiece abut against one side for workplace, described workplace is with the cambered surface making workpiece increased by radial pressure when turning charging tray or inclined-plane in workpiece, described detection piece is connected with elastic component stressed when workpiece abuts described detection piece.
2. weld strength pick-up unit as claimed in claim 1, it is characterized in that, described connected structure is jack, described in turn charging tray be disc, it is uniform that described jack is provided with the circumferencial direction turning charging tray described in multiple and edge.
3. weld strength pick-up unit as claimed in claim 1, it is characterized in that, described detection piece is that wedge shape is shaft-like.
4. weld strength pick-up unit as claimed in claim 1, it is characterized in that, the length of described workplace is more than or equal to the girth of described workpiece.
5. the weld strength pick-up unit according to any one of Claims 1-4, is characterized in that, the surface of described workplace is provided with the auxiliary layer for increasing friction force.
6. weld strength pick-up unit as claimed in claim 5, it is characterized in that, described auxiliary layer is rubber layer.
7. weld strength pick-up unit as claimed in claim 3, is characterized in that, the angle of the key groove of described detection piece front end is 100 to 120 degree.
8. the weld strength pick-up unit according to any one of Claims 1-4, is characterized in that, the width of described detection piece is 7 to 12 millimeters; The thickness of described detection piece is 7 to 12 millimeters.
9. the weld strength pick-up unit according to any one of Claims 1-4, is characterized in that, described detection piece and described turning between charging tray are provided with clearance adjustment mechanism.
10. a drill bit weld strength detection method, it is characterized in that, adopt weld strength pick-up unit as claimed in any one of claims 1-9 wherein, comprise the following steps: the shank section of drill bit is inserted the connected structure turning charging tray, turning charging tray drives bit to the cutting portion of drill bit to be connected to the workplace of detection piece, described drill bit radial force under the effect of workplace increases, makes described elastic component pressurized, and the rotation in described jack simultaneously of described drill bit, the weld strength completing all directions detects.
CN201510821384.8A 2015-11-23 2015-11-23 Weld strength detection device and drill bit weld strength detection method Active CN105301482B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111521480A (en) * 2020-05-21 2020-08-11 胡惠娇 Rotary strength detection equipment for water drill bit

Citations (9)

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Publication number Priority date Publication date Assignee Title
FR2064503A5 (en) * 1969-09-16 1971-07-23 Combustible Nucleaire Adherence testing diffused of brazed joints
CN202141631U (en) * 2011-07-05 2012-02-08 芜湖杰锋汽车动力系统有限公司 Weld fatigue testing device
CN203337524U (en) * 2013-07-02 2013-12-11 项大清 Diamond cutter bit welding strength detector
CN203337464U (en) * 2013-07-02 2013-12-11 项大清 Diamond tool bit welding strength tester
CN103454137A (en) * 2012-06-05 2013-12-18 北汽福田汽车股份有限公司 Tearing device for detecting welding strength of welding spot and detecting method
CN203798275U (en) * 2014-04-29 2014-08-27 希尔盖电子科技淮安有限公司 Circular runout detection device for cylindrical workpiece
CN104568742A (en) * 2015-01-12 2015-04-29 佛山市南海日东工具制造有限公司 Welding strength detector
CN104826814A (en) * 2015-04-24 2015-08-12 华南理工大学 Full-automatic welding on-line detection experimental equipment
CN205484686U (en) * 2015-11-23 2016-08-17 深圳市金洲精工科技股份有限公司 Welding strength detection device

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2064503A5 (en) * 1969-09-16 1971-07-23 Combustible Nucleaire Adherence testing diffused of brazed joints
CN202141631U (en) * 2011-07-05 2012-02-08 芜湖杰锋汽车动力系统有限公司 Weld fatigue testing device
CN103454137A (en) * 2012-06-05 2013-12-18 北汽福田汽车股份有限公司 Tearing device for detecting welding strength of welding spot and detecting method
CN203337524U (en) * 2013-07-02 2013-12-11 项大清 Diamond cutter bit welding strength detector
CN203337464U (en) * 2013-07-02 2013-12-11 项大清 Diamond tool bit welding strength tester
CN203798275U (en) * 2014-04-29 2014-08-27 希尔盖电子科技淮安有限公司 Circular runout detection device for cylindrical workpiece
CN104568742A (en) * 2015-01-12 2015-04-29 佛山市南海日东工具制造有限公司 Welding strength detector
CN104826814A (en) * 2015-04-24 2015-08-12 华南理工大学 Full-automatic welding on-line detection experimental equipment
CN205484686U (en) * 2015-11-23 2016-08-17 深圳市金洲精工科技股份有限公司 Welding strength detection device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111521480A (en) * 2020-05-21 2020-08-11 胡惠娇 Rotary strength detection equipment for water drill bit
CN111521480B (en) * 2020-05-21 2024-03-26 胡惠娇 Rotary strength detection equipment of water drill bit

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