CN109470123B - Welding groove inspection caliper rule - Google Patents
Welding groove inspection caliper rule Download PDFInfo
- Publication number
- CN109470123B CN109470123B CN201811234612.1A CN201811234612A CN109470123B CN 109470123 B CN109470123 B CN 109470123B CN 201811234612 A CN201811234612 A CN 201811234612A CN 109470123 B CN109470123 B CN 109470123B
- Authority
- CN
- China
- Prior art keywords
- groove
- steel plate
- caliper
- welding groove
- angle
- 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
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/24—Measuring arrangements characterised by the use of mechanical techniques for measuring angles or tapers; for testing the alignment of axes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
- G01B5/061—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness height gauges
Abstract
The invention relates to the technical field of welding, and discloses a welding groove inspection caliper, which comprises a caliper body, wherein at least one V-shaped groove used for inspecting the angle of a steel plate welding groove is formed in the caliper body, the included angle between two side edges of the V-shaped groove is equal to the design value of the angle between the bevel face and the steel plate face of the steel plate welding groove, a rectangular notch used for detecting the height of the root left at the steel plate welding groove is further formed in the caliper body, and the height of the rectangular notch is equal to the design value of the height of the root left at the steel plate welding groove. The method can quickly and efficiently finish the detection of the steel plate welding groove.
Description
Technical Field
The invention relates to the technical field of welding, in particular to a caliper for detecting a welding groove.
Background
The welding quality is an important factor influencing the quality of ship manufacturing. In ship manufacturing, a large number of butt welds of steel plates are involved, and therefore, it is necessary to form a welding groove for butt welding of steel plates in advance (as shown in fig. 3). And whether the setup of automatic welding groove of steel sheet is standardized will directly influence steel sheet butt welding's quality, if the groove angle undersize or leave the root too much and easily cause the welding seam not to fuse, if the groove angle is too big or leave the root undersize and easily cause the big and welding material of welding seam angular deformation extravagant, whether consequently effective inspection makeup automatic welding groove is standardized is indispensable.
In the prior art, a multifunctional ruler is mostly adopted for detecting the size of a welding groove. However, the multifunctional ruler and the multifunctional gauge are complex in operation, not simple and intuitive enough, high in manufacturing cost and difficult to store, and are not suitable for being popularized in the production field, so that the welding groove inspection caliper which meets the field use requirement and is suitable for being popularized in the production field is needed to be designed.
Disclosure of Invention
In order to solve the problems, the invention provides a caliper for detecting a welding groove, which aims to quickly and efficiently detect the welding groove of a steel plate, and the specific technical scheme is as follows:
the utility model provides a welding groove inspection slide caliper rule, includes the cardboard body, set up at least one V type groove that is used for examining steel sheet welding groove angle on the cardboard body, contained angle between two sides in V type groove equals the design value of angle between the groove face of steel sheet welding groove and the steel sheet face, still offer on the cardboard body and be used for detecting steel sheet welding groove department and stay the rectangle notch of root height, the design value of remaining root height of highly equal steel sheet welding groove department of rectangle notch.
Among the above-mentioned technical scheme, realized the detection of steel sheet welding groove angle through set up V type groove on the cardboard body, realized the detection of the root height that stays of steel sheet welding groove department through set up the rectangle notch on the cardboard body, and convenient operation, detection efficiency height.
As one preferable scheme of the invention, the rectangular notch is provided with a penetrating kerf which is communicated with the edge of the clamping plate body and the inside of the rectangular notch.
The arrangement of the cutting seams is penetrated through the rectangular notches, so that the V-shaped grooves with higher precision requirements and the rectangular notches on the clamping plate body can be manufactured in the same linear cutting process, and the convenience for manufacturing the clamping plate body is improved.
As a second preferable aspect of the present invention, the penetration slit penetrates one groove side perpendicular to the height direction of the rectangular groove opening on the rectangular groove opening, the width of the penetration slit is not less than 4mm, a pair of detection slits for detecting whether the height of the root left at the welding groove of the steel plate is out of tolerance are further formed at the groove side position at the penetration slit, and the detection slits are symmetrically disposed at both sides of the one groove side.
The arrangement of the detection cutting seams on the rectangular notches enables the height of the reserved root to be conveniently judged whether to be out of tolerance or not when the height of the reserved root at the welding groove of the steel plate is detected, and uncertain judgment factors are eliminated, so that the accuracy of detection is improved.
As a third preferred scheme of the invention, two V-shaped grooves for detecting the angle of the welding groove of the steel plate are formed on the clamping plate body, and the included angles between the two side edges of the two V-shaped grooves are not equal.
More preferably, in the two V-shaped grooves, an included angle between two side edges of one V-shaped groove is 120 °, and an included angle between two side edges of the other V-shaped groove is 125 °.
Considering that the automatic welding groove types of the butt welding of the steel plates for the ships are mainly an AY-1 groove (30 degrees of the front surface of the steel plate and 6mm of the height of the reserved root part) and an AX-1 groove (35 degrees of the front surface of the steel plate and 6mm of the height of the reserved root part), two V-shaped grooves with different detection angles are arranged on the same clamping plate body, so that the cost for manufacturing the inspection caliper is reduced, and the use convenience is improved.
More preferably, the two V-shaped grooves are respectively disposed on two sides of the card body and are arranged in a central symmetry manner to form a boomerang shape of the card body.
In the invention, the caliper is provided with a small round hole so as to facilitate the positioning management of the caliper through a steel wire on site.
As a fourth preferred scheme of the invention, the card plate body is further provided with an automatic groove angle out-of-tolerance marking device, the automatic marking device comprises a pair of elastic telescopic rods which are arranged on the card plate body and are vertically arranged relative to one groove side of the V-shaped groove, the front ends of the pair of elastic telescopic rods are provided with contact type detection heads for detecting the angle of the steel plate surface relative to the groove surface, the rear positions of the pair of elastic telescopic rods are respectively connected with a first copper sheet and a second copper sheet, the first copper sheet comprises an elastic contact piece, the second copper sheet is provided with a U-shaped open groove, and the elastic contact piece is arranged in the middle of the U-shaped open groove; the automatic marking device further comprises a micro-motor and a soft eccentric wheel arranged on a motor shaft of the micro-motor and used for marking, one side of the soft eccentric wheel is close to the groove edge of the V-shaped groove, the other side of the soft eccentric wheel is in contact with the inkpad box, the first copper sheet and the second copper sheet are respectively connected to two electrodes of the micro-motor through wires, and a battery and a micro-controller are connected to the wires in series.
In the automatic marking device for the groove angle out-of-tolerance, the elastic contact piece forms the stroke difference of the two contact type detection heads in the moving space in the middle of the U-shaped open slot. When the angle of the welding groove is detected, one groove edge of the V-shaped groove, which is not provided with the elastic telescopic rod, is close to the welding groove surface of the flat steel plate, and the other groove edge is gradually close to the steel plate surface, so that the two contact type detection heads are contacted with the steel plate surface, when the angle of the steel plate surface relative to the bevel face is too large or too small (namely the angle of the bevel face is out of tolerance), the height difference of the two contact type detection heads exceeds the movable distance of the elastic contact piece in the middle of the U-shaped open slot, so that the elastic contact piece on the first copper sheet and the U-shaped opening groove on the second copper sheet form elastic contact, a loop formed by the micro motor, the battery, the micro controller and the lead is connected, a motor shaft of the micro motor drives the soft eccentric wheel to rotate for a whole circle, the red inkpad in the inkpad box is sucked when the soft eccentric wheel rotates, and then transferring the red inkpad to the bevel face of the steel plate, thereby realizing the automatic marking of the unqualified bevel.
Under the condition that the angle of the steel plate welding groove is not out of tolerance, the first copper sheet and the second copper sheet cannot be communicated, and therefore marking cannot be carried out.
The automatic marking device for the groove angle out-of-tolerance on the chuck body improves the automation degree of groove detection and also improves the detection precision and efficiency.
In the automatic over-tolerance marking device, the elastic telescopic rod is telescopically arranged in the guide seat arranged on the clamping plate body and is connected with a spring on the elastic telescopic rod to realize telescopic movement.
The invention has the beneficial effects that:
first, according to the caliper for detecting the welding groove, the angle of the welding groove of the steel plate is detected by arranging the V-shaped groove on the caliper body, the height of the root left at the welding groove of the steel plate is detected by arranging the rectangular notch on the caliper body, and the caliper is convenient to operate and high in detection efficiency.
Secondly, according to the welding groove inspection caliper, the cutting seams are arranged on the rectangular notches in a penetrating mode, so that the V-shaped grooves and the rectangular notches with high precision requirements on the caliper body can be manufactured in the same linear cutting process, and the manufacturing convenience of the caliper body is improved.
Thirdly, according to the caliper for detecting the welding groove, due to the arrangement of the detection cutting seams on the rectangular groove opening, when the height of the root left at the welding groove of the steel plate is detected, whether the height of the root left is over-tolerance can be conveniently judged, uncertain judgment factors are eliminated, and therefore the detection accuracy is improved.
Fourthly, according to the welding groove inspection caliper, the two V-shaped grooves with different detection angles are arranged on the same caliper body, so that the manufacturing cost of the inspection caliper is reduced, and the use convenience is improved.
Fifth, according to the welding groove inspection caliper, the clamping plate body is further provided with the small round holes so that the caliper can be conveniently positioned and managed through the steel wire on site.
Sixth, according to the welding groove inspection caliper, due to the arrangement of the automatic marking device for the groove angle out-of-tolerance on the clamping plate body, the automation degree of groove detection is improved, and the detection precision and efficiency are also improved.
Drawings
FIG. 1 is a schematic structural view of a welding groove inspection caliper according to the present invention;
FIG. 2 is a schematic structural diagram of an out-of-tolerance automatic marking device arranged on a chuck body of a seed welding groove inspection caliper;
FIG. 3 is a schematic structural view of a steel plate welding groove.
In the figure: 1. the detection device comprises a clamping plate body, 2, V-shaped grooves, 3, a steel plate welding groove, 4, a bevel face, 5, a steel plate face, 6, a reserved root, 7, a rectangular notch, 8, a penetrating joint, 9, a detection joint, 10, an automatic marking device, 11, an elastic telescopic rod, 12, a spring, 13, a contact type detection head, 14, a first copper sheet, 15, a second copper sheet, 16 and a U-shaped open slot, 17, a micro motor, 18, a soft eccentric wheel, 19, a inkpad box, 20, a battery, 21, a lead, 22 and a micro controller.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
Example 1:
fig. 1 to 3 show an embodiment of a caliper for inspecting a welding groove according to the present invention, which includes a caliper body 1, wherein the caliper body 1 is provided with at least one V-shaped groove 2 for inspecting an angle of a steel plate welding groove 3, an included angle between two side edges of the V-shaped groove 2 is equal to a design value of an angle between a groove face 4 and a steel plate face 5 of the steel plate welding groove, the caliper body 1 is further provided with a rectangular notch 7 for detecting a height of a root 6 left at the steel plate welding groove 3, and the height of the rectangular notch 7 is equal to a design value of a height of the root 6 left at the steel plate welding groove 3.
Among the above-mentioned technical scheme, realized the detection of steel sheet welding groove 3 angle through set up V type groove 2 on cardboard body 1, realized keeping the detection of root 6 height of steel sheet welding groove 3 department through set up rectangle notch 7 on cardboard body 1, and convenient operation, detection efficiency height.
As a preferable scheme of this embodiment, a through slit 8 communicating the edge of the card body 1 and the inside of the rectangular notch 7 is opened on the rectangular notch 7.
The arrangement of the cutting seams 8 is penetrated through the rectangular notches 7, so that the V-shaped grooves 2 with high precision requirements and the rectangular notches 7 on the clamping plate body 1 can be manufactured in the same linear cutting process, and the convenience for manufacturing the clamping plate body 1 is improved.
As a second preferable scheme of this embodiment, the penetrating slit 8 penetrates to one groove edge perpendicular to the height direction of the rectangular groove opening 7 on the rectangular groove opening 7, the width of the penetrating slit 8 is not less than 4mm, a pair of detection slits 9 for detecting whether the height of the root portion 6 left at the welding groove 3 of the steel plate is out of tolerance is further provided at the groove edge position located at the penetrating slit 8, and the detection slits 9 are symmetrically disposed at two sides of the one groove edge.
The arrangement of the detection cutting seam 9 on the rectangular notch 7 enables the height of the root 6 left at the position of the steel plate welding groove 3 to be conveniently judged whether to be out of tolerance or not when the height of the root 6 left at the position is detected, and uncertain judgment factors are eliminated, so that the detection accuracy is improved.
As a third preferred scheme of this embodiment, two V-shaped grooves 2 for inspecting the angle of the steel plate welding groove 3 are formed in the chuck body 1, and the included angles between the two sides of the two V-shaped grooves 2 are not equal.
More preferably, in the two V-shaped grooves 2, an included angle between two side edges of one V-shaped groove 2 is 120 °, and an included angle between two side edges of the other V-shaped groove 2 is 125 °.
Considering that the automatic welding groove types of the butt welding of the steel plates for the ships are mainly an AY-1 groove (30 degrees of the front surface of the steel plate and 6mm of the height of the reserved root part) and an AX-1 groove (35 degrees of the front surface of the steel plate and 6mm of the height of the reserved root part), two V-shaped grooves 2 with different detection angles are arranged on the same clamping plate body, so that the cost for manufacturing the inspection caliper is reduced, and the use convenience is improved.
More preferably, the two V-shaped grooves 2 are respectively disposed on two sides of the card body 1 and are arranged in a central symmetry manner to form a boomerang shape of the card body 1.
In this embodiment, a circular small hole is further formed in the clamping plate body 1 so as to facilitate the positioning management of the caliper by a steel wire on site.
As a fourth preferable scheme of the present embodiment, the card body 1 is further provided with an automatic groove angle difference marking device 10, the automatic groove angle difference marking device 10 includes a pair of elastic telescopic rods 11 which are arranged on the card body 1 and vertically arranged relative to one groove edge of the V-shaped groove 2 and are distributed at intervals, the front ends of the pair of elastic telescopic rods 11 are provided with contact detection heads 13 for detecting an angle of the steel plate surface 5 relative to the groove edge surface 4, the rear positions of the pair of elastic telescopic rods 11 are respectively connected with a first copper sheet 14 and a second copper sheet 15, the first copper sheet 14 includes an elastic contact piece, the second copper sheet 15 is provided with a U-shaped open groove 16, and the elastic contact piece is arranged in the middle of the U-shaped open groove 16; the automatic marking device 10 further comprises a micro-motor 17 and a soft eccentric wheel 18 arranged on a motor shaft of the micro-motor 17 and used for marking, one side of the soft eccentric wheel 18 is close to the groove edge of the V-shaped groove 2, the other side of the soft eccentric wheel 18 is in contact with a inkpad box 19, the first copper sheet 14 and the second copper sheet 15 are respectively connected to two electrodes of the micro-motor 17 through a lead 21, and a battery 20 and a micro-controller 22 are connected to the lead 21 in series.
In the automatic marking device 10 for the bevel angle out-of-tolerance, the elastic contact piece forms a stroke difference of two contact detection heads 13 in a moving space in the middle of a U-shaped open slot 16. When the angle of the welding groove is detected, one groove edge of the V-shaped groove 2 which is not provided with the elastic telescopic rod 11 is close to the welding groove face 4 of the flat steel plate, the other groove edge is gradually close to the steel plate face 5, so that two contact type detection heads 13 are contacted with the steel plate face 5, when the angle of the steel plate face 5 relative to the groove face 4 is too large or too small (namely the angle of the groove face is too poor), the height difference of the two contact type detection heads 13 exceeds the movable distance of an elastic contact piece in the middle of a U-shaped open slot 16, so that the elastic contact piece on a first copper sheet 14 is in elastic contact with the U-shaped open slot 16 on a second copper sheet 15, a loop formed by a micro motor 17, a battery 20, a micro controller 22 and a lead 21 is switched on, a motor shaft of the micro motor 17 drives a soft eccentric wheel 18 to rotate for a whole circle, the red inkpad in a inkpad box 19 is sucked when the soft eccentric wheel 18 rotates, and then the red inkpad, thereby realizing the automatic marking of unqualified grooves.
When the angle of the steel plate welding groove 3 does not exceed the tolerance, the first copper sheet 14 and the second copper sheet 15 are not connected, and therefore marking is not performed.
The arrangement of the automatic marking device 10 for the groove angle out-of-tolerance on the chuck body improves the automation degree of groove detection and also improves the detection precision and efficiency.
In the above-mentioned automatic over-tolerance marking device 10, the elastic telescopic rod 11 is telescopically installed in the guide seat provided on the chuck body 1, and is telescopically moved by the spring 12 connected to the elastic telescopic rod 11.
Example 2:
as shown in fig. 2 to 3, the welding groove inspection caliper comprises a caliper body 1, wherein a V-shaped groove 2 for inspecting an angle of a steel plate welding groove 3 is formed in the caliper body 1, an included angle between two side edges of the V-shaped groove 2 is equal to a design value of an angle between a bevel face 4 and a steel plate face 5 of the steel plate welding groove 3, an automatic marking device 10 for an out-of-tolerance groove angle is further arranged on the caliper body 1, the automatic marking device 10 comprises a pair of elastic telescopic rods 11 which are arranged on the caliper body 1 and vertically arranged relative to one groove edge of the V-shaped groove 2 and are distributed at intervals, a contact type detection head 13 for detecting the angle of the steel plate face 5 relative to the bevel face 4 is arranged at the front end of each elastic telescopic rod 11, a first copper sheet 14 and a second copper sheet 15 are respectively connected to the rear positions of each elastic telescopic rod 11, each first copper sheet 14 comprises an elastic contact piece, the second copper sheet 15 is provided with a U-shaped open slot 16, and the elastic contact piece is arranged in the middle of the U-shaped open slot 16; the automatic marking device 10 further comprises a micro-motor 17 and a soft eccentric wheel 18 arranged on a motor shaft of the micro-motor 17 and used for marking, one side of the soft eccentric wheel 18 is close to the groove edge of the V-shaped groove 2, the other side of the soft eccentric wheel 18 is in contact with a inkpad box 19, the first copper sheet 14 and the second copper sheet 15 are respectively connected to two electrodes of the micro-motor 17 through a lead 21, and a battery 20 and a micro-controller 22 are connected to the lead 21 in series.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A caliper for detecting a welding groove is characterized by comprising a caliper body, wherein at least one V-shaped groove for detecting the angle of a steel plate welding groove is formed in the caliper body, the included angle between two side edges of the V-shaped groove is equal to the design value of the angle between the groove face and the steel plate face of the steel plate welding groove, a rectangular notch for detecting the height of the root left at the steel plate welding groove is further formed in the caliper body, and the height of the rectangular notch is equal to the design value of the height of the root left at the steel plate welding groove; the automatic marking device comprises a pair of elastic telescopic rods which are arranged on the chuck body and are vertically arranged relative to one groove edge of the V-shaped groove at intervals, contact type detection heads for detecting the angle of the steel plate surface relative to the bevel surface are arranged at the front ends of the pair of elastic telescopic rods which are arranged at intervals, a first copper sheet and a second copper sheet are respectively connected to the rear positions of the pair of elastic telescopic rods which are arranged at intervals, the first copper sheet comprises an elastic contact piece, a U-shaped open groove is formed in the second copper sheet, and the elastic contact piece is arranged in the middle of the U-shaped open groove; the automatic marking device further comprises a micro-motor and a soft eccentric wheel arranged on a motor shaft of the micro-motor and used for marking, one side of the soft eccentric wheel is close to the groove edge of the V-shaped groove, the other side of the soft eccentric wheel is in contact with the inkpad box, the first copper sheet and the second copper sheet are respectively connected to two electrodes of the micro-motor through wires, and a battery and a micro-controller are connected to the wires in series.
2. The inspection caliper for the welding groove as claimed in claim 1, wherein the rectangular notch is formed with a through slit communicating the edge of the chuck body with the inside of the rectangular notch.
3. The inspection caliper for the welding groove according to claim 2, wherein the through slits extend to a groove edge perpendicular to the height direction of the rectangular groove opening on the rectangular groove opening, the width of the through slits is not less than 4mm, and a pair of detection slits for detecting whether the height of the root left at the welding groove of the steel plate is over-tolerance are further formed at the groove edge of the through slits, and the detection slits are symmetrically disposed at two sides of the groove edge.
4. The welding groove inspection caliper according to claim 1, wherein the caliper body is provided with two V-shaped grooves for inspecting the angle of the welding groove of the steel plate, and the included angles between the two sides of the two V-shaped grooves are not equal.
5. The welding groove inspection caliper according to claim 4, wherein an included angle between two side edges of one of the two V-shaped grooves is 120 °, and an included angle between two side edges of the other V-shaped groove is 125 °.
6. The welding groove inspection caliper according to claim 5, wherein the two V-shaped grooves are respectively disposed on both sides of the chuck body and are arranged in a central symmetry manner to form a boomerang shape of the chuck body.
7. A welding groove inspection caliper is characterized by comprising a caliper body, wherein a V-shaped groove used for inspecting the angle of a steel plate welding groove is formed in the caliper body, the included angle between two side edges of the V-shaped groove is equal to the design value of the angle between the groove face and the steel plate face of the steel plate welding groove, an automatic groove angle over-difference marking device is further arranged on the caliper body, the automatic marking device comprises a pair of elastic telescopic rods which are arranged on the caliper body and are vertically arranged relative to one groove edge of the V-shaped groove at intervals, contact type detection heads used for detecting the angle of the steel plate face relative to the groove face are arranged at the front ends of the pair of elastic telescopic rods which are arranged at intervals, first copper sheets and second copper sheets are respectively connected at the rear positions of the pair of elastic telescopic rods which are arranged at intervals, each first copper sheet comprises an elastic contact piece, the second copper sheet is provided with a U-shaped open slot, and the elastic contact piece is arranged in the middle of the U-shaped open slot; the automatic marking device further comprises a micro-motor and a soft eccentric wheel arranged on a motor shaft of the micro-motor and used for marking, one side of the soft eccentric wheel is close to the groove edge of the V-shaped groove, the other side of the soft eccentric wheel is in contact with the inkpad box, the first copper sheet and the second copper sheet are respectively connected to two electrodes of the micro-motor through wires, and a battery and a micro-controller are connected to the wires in series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811234612.1A CN109470123B (en) | 2018-10-23 | 2018-10-23 | Welding groove inspection caliper rule |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811234612.1A CN109470123B (en) | 2018-10-23 | 2018-10-23 | Welding groove inspection caliper rule |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109470123A CN109470123A (en) | 2019-03-15 |
| CN109470123B true CN109470123B (en) | 2020-10-30 |
Family
ID=65664384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811234612.1A Active CN109470123B (en) | 2018-10-23 | 2018-10-23 | Welding groove inspection caliper rule |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109470123B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201397100Y (en) * | 2009-04-27 | 2010-02-03 | 宝山钢铁股份有限公司 | Pipe end bevel size measuring tool of steel pipe |
| CN201583236U (en) * | 2009-10-30 | 2010-09-15 | 北京隆盛泰科石油管科技有限公司 | Composite groove angle inspecting ruler |
| CN202903075U (en) * | 2012-10-29 | 2013-04-24 | 宝山钢铁股份有限公司 | Measuring device for measuring size of pipe-end chamfered groove of steel pipe |
| CN202903098U (en) * | 2012-11-09 | 2013-04-24 | 中铁三局集团有限公司 | A caliper used for measuring circumference abrasion depth of the wheel treads of railway wagons |
| CN103331227A (en) * | 2013-07-10 | 2013-10-02 | 重庆大学 | Marking device |
| CN203349739U (en) * | 2013-07-02 | 2013-12-18 | 燕京啤酒(桂林漓泉)股份有限公司 | Beer bottle neck spatial height measuring instrument |
| CN203396320U (en) * | 2013-07-26 | 2014-01-15 | 南京永兴铁路配件有限公司 | Detection plate for thrush guard shoulder of bearing saddle |
| CN204142137U (en) * | 2014-09-02 | 2015-02-04 | 中建钢构江苏有限公司 | Portable weld seam dimensional measurement slide calliper rule |
| CN204757846U (en) * | 2015-03-26 | 2015-11-11 | 中国人民解放军驻国营三〇七厂军事代表室 | Pipeline welding dislocation quick test instrument and combination of inspection instrument |
-
2018
- 2018-10-23 CN CN201811234612.1A patent/CN109470123B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201397100Y (en) * | 2009-04-27 | 2010-02-03 | 宝山钢铁股份有限公司 | Pipe end bevel size measuring tool of steel pipe |
| CN201583236U (en) * | 2009-10-30 | 2010-09-15 | 北京隆盛泰科石油管科技有限公司 | Composite groove angle inspecting ruler |
| CN202903075U (en) * | 2012-10-29 | 2013-04-24 | 宝山钢铁股份有限公司 | Measuring device for measuring size of pipe-end chamfered groove of steel pipe |
| CN202903098U (en) * | 2012-11-09 | 2013-04-24 | 中铁三局集团有限公司 | A caliper used for measuring circumference abrasion depth of the wheel treads of railway wagons |
| CN203349739U (en) * | 2013-07-02 | 2013-12-18 | 燕京啤酒(桂林漓泉)股份有限公司 | Beer bottle neck spatial height measuring instrument |
| CN103331227A (en) * | 2013-07-10 | 2013-10-02 | 重庆大学 | Marking device |
| CN203396320U (en) * | 2013-07-26 | 2014-01-15 | 南京永兴铁路配件有限公司 | Detection plate for thrush guard shoulder of bearing saddle |
| CN204142137U (en) * | 2014-09-02 | 2015-02-04 | 中建钢构江苏有限公司 | Portable weld seam dimensional measurement slide calliper rule |
| CN204757846U (en) * | 2015-03-26 | 2015-11-11 | 中国人民解放军驻国营三〇七厂军事代表室 | Pipeline welding dislocation quick test instrument and combination of inspection instrument |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109470123A (en) | 2019-03-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210818484U (en) | Centering vice for machine tool | |
| US7919721B2 (en) | Method of measuring taper angle in wire electric discharge machining apparatus and measuring tool | |
| CN109470123B (en) | Welding groove inspection caliper rule | |
| CN203405153U (en) | Internal diameter measuring dial gage used for inner hole detection of central spindle type workpieces | |
| CN109940257A (en) | The calibration tool of electrode cap | |
| CN218254010U (en) | Machine tool workbench indentation-free machining tool | |
| CN102649207A (en) | Positioning welding jig | |
| CN113020770B (en) | Clamping tool for electron beam welding of manganese-copper shunt and using method thereof | |
| CN212444261U (en) | Convenient high strength heart-shaped clamping device | |
| CN202591888U (en) | Positioning and welding jig | |
| CN216487683U (en) | Clamp for opening air gap in magnetic core | |
| CN210400224U (en) | Groove detection device of composite reamer | |
| CN203018984U (en) | Welding clamp of superhard numerical control blade | |
| CN210909108U (en) | Precision clamp | |
| CN217192868U (en) | Disc slot tool | |
| CN216462306U (en) | Clamping device for cutting large-inclined top hole line | |
| CN213163126U (en) | Machine tool chuck jaw for improving cutting stability of workpiece | |
| CN204954426U (en) | Inclined plane positioning and clamping device | |
| CN208663174U (en) | A kind of titanium alloy Machining of Connecting Rod tooling | |
| CN217483411U (en) | Height measuring device for pantograph carbon slide plate of motor train unit | |
| CN216327702U (en) | A frock clamp for work piece detects | |
| CN216030174U (en) | Grinding machine fixture | |
| CN214817914U (en) | Anchor clamps for machining | |
| CN209110596U (en) | A kind of frock clamp avoiding damage to workpiece | |
| CN216177672U (en) | Laser cutting equipment of arc die cutting board |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |