CN106624592B - Sharpening device for electrode rod of welding gun - Google Patents
Sharpening device for electrode rod of welding gun Download PDFInfo
- Publication number
- CN106624592B CN106624592B CN201710140376.6A CN201710140376A CN106624592B CN 106624592 B CN106624592 B CN 106624592B CN 201710140376 A CN201710140376 A CN 201710140376A CN 106624592 B CN106624592 B CN 106624592B
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- Prior art keywords
- cutter
- welding gun
- coping device
- coping
- blade
- 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.)
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- 238000003466 welding Methods 0.000 title claims abstract description 22
- 230000010485 coping Effects 0.000 claims abstract description 42
- 238000009434 installation Methods 0.000 claims description 14
- 239000000463 material Substances 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical group [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims 1
- 239000002699 waste material Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 231100000241 scar Toxicity 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P6/00—Restoring or reconditioning objects
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K11/00—Resistance welding; Severing by resistance heating
- B23K11/30—Features relating to electrodes
- B23K11/3063—Electrode maintenance, e.g. cleaning, grinding
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Milling Processes (AREA)
Abstract
The invention relates to the technical field of coping, and discloses a coping device for a welding gun electrode rod, which comprises a cutter holder and a cutter, wherein one end of the cutter holder is provided with a cutter mounting groove, the cutter is fixedly arranged in the cutter mounting groove, the cutter comprises a plurality of arc-shaped blades, the arc-shaped blades are circumferentially distributed, and an electrode rod coping hole is formed in the center of the arc-shaped blades, so that the coping function is realized, the coping device effectively solves the problems of resource waste and cost increase caused by direct scrapping after the electrode rod is damaged, and compared with the traditional coping tool, the coping device has the advantages of improving the coping efficiency, being light in structure and being easy to widely apply.
Description
Technical field
The present invention relates to reconditioning technical fields, more particularly to a kind of coping device of welding gun electrode bar.
Background technique
In welding, the connection of electrode stem and electrode on welding gun is using the interference fit side tightened by friction
Formula can be scratched occasionally by electrode with the connection surface of electrode on electrode stem and scratch occur, with the accumulation of scratch, will lead to electricity
There is gap in the connection of pole bar and electrode tip, and cooling water is leaked out from the joint gap, thus affected the normal operation of the equipment；Due to mesh
Preceding no effective electrode stem fix tool, after electrode stem damages, operator often has to be scrapped, and gives
Replacement, thus waste of resource material, consuming time, manpower and management cost.
Summary of the invention
The present invention is to solve having to directly scrap and the wasting of resources and cost is caused to be increased after electrode stem damage
Problem.
To solve the above-mentioned problems, the present invention provides a kind of coping device of welding gun electrode bar, and the coping device includes tool apron
And cutter, one end of the tool apron offer Cutting tool installation manner groove, the cutter is fixedly arranged in the Cutting tool installation manner groove；The cutter
Including several cambered blades, several described cambered blades are circumferentially distributed and form electrode stem reconditioning hole, institute in its center
The long arc side for stating cambered blade is lateral wall, and the section arc side of the cambered blade is inner sidewall.
Preferably, the both ends of the cambered blade are respectively equipped with knife tail and the cutter head with blade, the arc
The wall thickness of blade is gradually incremented by from the knife tail to the direction of the cutter head, the inside of the inner sidewall of the cutter head knife tail
Wall is closer to the center in electrode stem reconditioning hole；And the head and the tail of several cambered blades are set gradually.
Preferably, one end that the electrode stem is matched with electrode is taper, cone angle α；The blade edge
The direction of the center line in electrode stem reconditioning hole, which tilts, to be extended, and the blade and the center line are a certain included angle θ,
In, θ=α/2.
Preferably, interconnecting piece is equipped between the two neighboring cambered blade, the inner sidewall of the interconnecting piece is set
There are chip breaking pockets, the inner end of the interconnecting piece is resisted against the bottom of the Cutting tool installation manner groove, the outer end of the interconnecting piece
Portion is equipped with chip breaking and draws groove.
Preferably, the chip breaking pockets are arc surface, the radius of the arc surface be 0.45mm~
0.55mm；It is U-type groove that groove is drawn in the chip breaking, and the width of the U-type groove is 1.3mm~1.5mm, the depth of the U-type groove
For 2.1mm~2.3mm.
Preferably, the cambered blade is equipped with four pieces, and the structure snd size of four pieces of cambered blades are all the same.
Preferably, the cutter uses and is integrally machined molding.
Preferably, it is fixedly connected between the tool apron and the cutter by fastener.
Preferably, the other end of the tool apron is fixed with rotating part.
Preferably, the rotating part is external hexagonal sleeve.
Preferably, the material of the tool apron is 40Cr steel, and the material of the cutter is wolfram steel.
The present invention provides a kind of coping device of welding gun electrode bar, including tool apron and cutter, and one end of the tool apron offers knife
Has mounting groove, cutter is fixedly arranged in Cutting tool installation manner groove, which includes several cambered blades, several cambered blades are circumferentially
It is distributed and forms electrode stem reconditioning hole in its center, it is thus achieved that reconditioning function, this kind of coping device efficiently solves electrode
The problem of directly scrapping after bar damage and the wasting of resources and cost caused to be increased, and improved compared to more traditional grinding tool
Grinding efficiency, portable construction are easy to be widely applied.
Detailed description of the invention
Fig. 1 is the structural exploded view of the coping device of the welding gun electrode bar in the embodiment of the present invention；
Fig. 2 is the main view of the cutter of electrode stem coping device in the embodiment of the present invention；
Fig. 3 is the left view of the cutter of electrode stem coping device in the embodiment of the present invention；
Fig. 4 is the main view of the tool apron of electrode stem coping device in the embodiment of the present invention；
Fig. 5 is the top view of the tool apron of electrode stem coping device in the embodiment of the present invention；
Fig. 6 is the left view of the tool apron of electrode stem coping device in the embodiment of the present invention；
Wherein, 1, tool apron；12, Cutting tool installation manner groove；13, first positioning hole；14, external hexagonal sleeve；2, cutter；21, arc
Blade；21a, inner sidewall；21b, lateral wall；211, cutter head；211a, blade；212, knife tail；22, electrode stem reconditioning hole；22a, in
Heart line；23, interconnecting piece；231, chip breaking pockets；232, groove is drawn in chip breaking；24, second location hole.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below
Example is not intended to limit the scope of the invention for illustrating the present invention.
As illustrated in fig. 1 and 2, the coping device of a kind of welding gun electrode bar of the preferred embodiment of the present invention comprising tool apron 1 and knife
Tool 2, one end of the tool apron 1 offers Cutting tool installation manner groove 12, and cutter 2 is fixedly installed in the Cutting tool installation manner groove 12, so that cutter 2
It can be rotated synchronously with tool apron 1, which includes several cambered blades 21, which circumferentially divides
Cloth and its long arc side are its lateral wall 21b, short arc Bian Weiqi inner sidewall 21a, thus at the center of several cambered blades 21
Position forms electrode stem reconditioning hole 22, and the structure in the electrode stem reconditioning hole 22 and the surface for the electrode stem for wanting reconditioning match, and leads to
The scar reconditioning of electrode stem surface scratching can be gone by crossing the coping device, so that the electrode stem is put back into.
Based on the above-mentioned technical proposal, the coping device in the present embodiment is circumferentially distributed formation using several cambered blades 21
Then electrode stem is inserted into the electrode stem reconditioning hole 22 and carries out reconditioning by electrode stem reconditioning hole 22, this kind of coping device can be solved effectively
The problem of certainly directly scrapping after electrode stem damage and the wasting of resources and cost caused to be increased, and compare more traditional grinding tool
Grinding efficiency can be effectively improved, is easily used widely.
Specifically, as shown in Figure 1, Figure 2 and Figure 3, cambered blade 21 includes cutter head 211 and knife tail 212, the cutter head 211
Top be equipped with blade 211a, the tail end of wall thickness from the knife tail 212 of the cambered blade 21 is gradually continuous to the head end of cutter head 211
It is incremented by, thus, inner sidewall 21a is still smooth arc-shaped surface, and the inner sidewall 21a at the cutter head 211 is compared with the inner sidewall at knife tail 212
21a closer to electrode stem reconditioning hole 22 center, as a result, when in electrode stem insertion electrode stem reconditioning hole 22, only cutter head 211
It is contacted close to the inner sidewall 21a of blade 211a with electrode stem, and there are gap between knife tail 212 and electrode stem, which can be with
For the chip breaking that accommodate electrod bar is generated in reconditioning, all cambered blades 21 in cutter 2 on its circumference in head and the tail according to
Secondary setting, i.e. cutter head 211 and knife tail 212 staggeredly abut.
One end that electrode stem is matched with electrode is taper, and the cone angle of the taper is set as α, as shown in figure 3, in the present embodiment
Blade 211a along electrode stem reconditioning hole 22 center line 22a direction tilt extend, the extended line of blade 211a in
The heart line 22a intersection is a certain included angle θ, and angle theta=α/2 so that in the present embodiment coping device blade 211a and electrode
Bar needs the bus of the taper of reconditioning to match, to realize accurate reconditioning effect.
Preferably, such as shown in Fig. 1 and combination Fig. 2 and Fig. 3, adjacent two cambered blade 21 of coping device in the present embodiment
Between be equipped with interconnecting piece 23, the interconnecting piece 23 also arc-shaped shape, so that by interconnecting piece 23 that adjacent cambered blade 21 is fixed
It connects, i.e., all cambered blades 21 in cutter 2 are linked to be entirety, so that the outer peripheral surface of cutter 2 becomes a cylinder
Shape；The chip breaking pockets 231 for the chip breaking that the inner sidewall of the interconnecting piece 23 generates when being equipped with for accommodating reconditioning electrode stem, in knife
The metal chip breaking that reconditioning generates at sword 211a drops between the knife tail 212 of adjacent cambered blade 21 and the gap of electrode stem, then
It collects in chip breaking pockets 231, so that chip breaking will not be gathered at blade 211a, to eliminate chip breaking to reconditioning effect
It influences；The inner end of interconnecting piece 23 is resisted against the bottom of Cutting tool installation manner groove 12, and the outer end of interconnecting piece 23 is additionally provided with chip breaking extraction
Groove 232, the bottom which draws groove 232 are communicated with chip breaking pockets 231, chip breaking are accommodated from chip breaking recessed
The inside that cutter 2 is more swimmingly flowed out in slot 231, ensure that the quality of reconditioning, improves the precision of reconditioning.
Groove 232 is drawn in above-mentioned chip breaking pockets 231 and chip breaking can be triangle, rectangular-shaped or arc
Shape, it is preferable that in conjunction with shown in Fig. 2 and Fig. 3, in this preferred embodiment the chip breaking pockets 231 be arc surface, the arc surface with
Adjacent cutter head 211 and knife tail 212 is tangent, and the knife tail of cutter head 211 Yu adjacent cambered blade 21 is made by the arc surface
212 carry out circular arc smooth transition, ensure that chip breaking can successfully collect in chip breaking pockets 231 during reconditioning,
It is also beneficial to chip breaking to flow out from the inside of cutter 2, the radius of the arc surface is 0.45mm~0.55mm, should in this preferred embodiment
The radius of arc surface is preferably 0.5mm；In conjunction with shown in Fig. 2 and Fig. 3, it is U-shaped that groove 232 is drawn in the chip breaking in this preferred embodiment
Slot, width d are 1.3~1.5mm, and depth h is 2.1~2.3mm, and the width d of the U-type groove is preferably in this preferred embodiment
1.4mm, depth h are preferably 2.2mm.
Preferably, as depicted in figs. 1 and 2, the cutter 2 of coping device uses 4 pieces of cambered blades 21 in the present embodiment, this 4
The structure snd size of block cambered blade 21 are all the same, and 4 pieces of cambered blades 21 are circumferentially distributed, between adjacent cambered blade 21
Equipped with interconnecting piece 23, i.e. there are 4 interconnecting pieces 23 in a cutter 2, the structure snd size of the interconnecting piece 23 are all the same, the connection
Portion 23 together links up the inner sidewall of cutter 2 and lateral wall with cambered blade 21, forms the cutter 2 of similar cylinder shape,
There are 4 blade 211a being circumferentially evenly arranged, when electrode stem is repaired in the electrode stem in the electrode stem reconditioning hole 22 of formation
In grinding out 22 at rotation 1/4 week, that is, the effect of reconditioning one week is completed, grinding efficiency is greatly improved.
In order to be advantageously mounted on cutter 2 in the Cutting tool installation manner groove 12 of tool apron 1, it is preferable that as shown in Figure 1, this implementation
Example uses integrally formed method and generates cutter 2, the lateral wall of the cutter 2 circumferentially face, facilitates cutter 2 and tool apron 1
Cooperation；Preferably, as shown in Figure 4, Figure 5 and Figure 6, tool apron 1 is equipped with first positioning hole 13, and the first positioning hole 13 and cutter are pacified
Tankage 12 communicates, and as shown in Figure 1, Figure 2 and Figure 3, the lateral wall of cutter 2 is equipped with second location hole 24, the second location hole 24
Position and structure match with first positioning hole 13, by using fastener insertion first positioning hole 13 and and second location hole
24 are fastenedly connected, so that tool apron 1 and cutter 2 are fixed up, cutter 2 can be moved synchronously with tool apron 1, and above-mentioned fastener can be
Positioning screw, positioning bolt or set screw, it is preferable that the fastener used in this preferred embodiment is set screw, such as
Shown in Fig. 3, the tapered opening of second location hole 24, cone angle beta is 120 degree, is equipped in the second location hole 24 and set screw
Matched internal screw thread is effectively prevented what cutter 2 occurred loosening during reconditioning so that cutter 2 and tool apron 1 are fastenedly connected
Phenomenon.
It is further preferred that the other end of tool apron 1 is fixed with rotating part, the rotating part is for driving tool apron 1 to be revolved
Turn, i.e. band cutter 2 rotates together with, which can be gear, belt wheel or other general parts, for convenience of general work is used
Tool makes its rotation, it is preferable that and as shown in Fig. 1, Fig. 5 and Fig. 6, the rotating part of coping device is external hexagonal sleeve 14 in the present embodiment,
The external hexagonal sleeve 14 is easy to use, extensive use easy to accomplish convenient for connecting with general utility tool.
It is further preferred that material used by tool apron 1 is 40Cr steel, so that the tool apron 1 has good impact tough
Property, material used by cutter 2 is wolfram steel, so that cutter 2 has, hardness is high, wear-resisting, intensity and toughness are preferable, heat-resisting, corrosion resistant
Erosion etc. a series of excellent performances, especially its high rigidity and wearability, even if 500 DEG C at a temperature of keep substantially not
Become, still has very high hardness at 1000 DEG C.
To sum up, the present invention provides a kind of coping device of welding gun electrode bar, including tool apron and cutter, and one end of tool apron offers
Cutting tool installation manner groove, cutter are fixedly arranged in Cutting tool installation manner groove, which includes several cambered blades, several cambered blades are in circle
It is distributed in week and forms electrode stem reconditioning hole in its center, it is thus achieved that reconditioning function, this kind of coping device efficiently solves electricity
The problem of directly scrapping after pole bar damage and the wasting of resources and cost caused to be increased, and improved compared to more traditional grinding tool
Grinding efficiency, portable construction are easy to be widely applied.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, without departing from the technical principles of the invention, several improvement and replacement can also be made, these are improved and replacement
Also it should be regarded as protection scope of the present invention.
Claims (11)
1. a kind of coping device of welding gun electrode bar, it is characterised in that:
The coping device includes tool apron and cutter, and one end of the tool apron offers Cutting tool installation manner groove, and the cutter is fixedly arranged on institute
It states in Cutting tool installation manner groove；The cutter includes several cambered blades, several described cambered blades are circumferentially distributed and at it
It is centrally formed electrode stem reconditioning hole；
The both ends of the cambered blade are respectively equipped with knife tail and the cutter head with blade, and the wall thickness of the cambered blade is from the knife
Tail is gradually incremented by the direction of the cutter head, and the inner sidewall of the inner sidewall of the cutter head knife tail is closer to the electrode
The center in bar reconditioning hole；
Interconnecting piece is equipped between the two neighboring cambered blade, the inner sidewall of the interconnecting piece is equipped with chip breaking pockets.
2. the coping device of welding gun electrode bar as described in claim 1, it is characterised in that: the head and the tail of several cambered blades
It sets gradually.
3. the coping device of welding gun electrode bar as described in claim 1, it is characterised in that: what the electrode stem was matched with electrode
One end is taper, cone angle α；
The blade is tilted along the direction of the center line in electrode stem reconditioning hole to be extended, and the blade is in the center line
Certain angle theta, wherein θ=α/2.
4. the coping device of welding gun electrode bar as described in claim 1, it is characterised in that: the inner end of the interconnecting piece is resisted against
The bottom of the Cutting tool installation manner groove, the outer end of the interconnecting piece are equipped with chip breaking and draw groove.
5. the coping device of welding gun electrode bar as claimed in claim 4, it is characterised in that:
The chip breaking pockets are arc surface, and the radius of the arc surface is 0.45mm~0.55mm；
It is U-type groove that groove is drawn in the chip breaking, and the width of the U-type groove is 1.3mm~1.5mm, and the depth of the U-type groove is
2.1mm~2.3mm.
6. the coping device of welding gun electrode bar as claimed in claim 2, it is characterised in that: the cambered blade is equipped with four pieces, four
The structure snd size of cambered blade described in block are all the same.
7. the coping device of welding gun electrode bar as claimed in any one of claims 1 to 6, it is characterised in that: the cutter is using one
Machine-shaping.
8. the coping device of welding gun electrode bar as claimed in any one of claims 1 to 6, it is characterised in that: the tool apron and the knife
It is fixedly connected between tool by fastener.
9. the coping device of welding gun electrode bar as claimed in any one of claims 1 to 6, it is characterised in that: the other end of the tool apron
It is fixed with rotating part.
10. the coping device of welding gun electrode bar as claimed in claim 9, it is characterised in that: the rotating part is external hexagonal sleeve.
11. the coping device of welding gun electrode bar as claimed in any one of claims 1 to 6, it is characterised in that: the material of the tool apron
For 40Cr steel, the material of the cutter is wolfram steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710140376.6A CN106624592B (en) | 2017-03-10 | 2017-03-10 | Sharpening device for electrode rod of welding gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710140376.6A CN106624592B (en) | 2017-03-10 | 2017-03-10 | Sharpening device for electrode rod of welding gun |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106624592A CN106624592A (en) | 2017-05-10 |
| CN106624592B true CN106624592B (en) | 2019-05-24 |
Family
ID=58847493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710140376.6A Active CN106624592B (en) | 2017-03-10 | 2017-03-10 | Sharpening device for electrode rod of welding gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106624592B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107262902B (en) * | 2017-08-11 | 2022-11-15 | 天津市扬帆科技开发有限公司 | Automatic grinding device for resistance spot welding electrode |
| CN107262903B (en) * | 2017-08-11 | 2022-11-15 | 天津市扬帆科技开发有限公司 | Combined cutting tool for automatic electrode grinding device |
| JP6963814B2 (en) * | 2018-04-16 | 2021-11-10 | 株式会社キョクトー | Cutting cutter for tip dress |
| CN112025074B (en) * | 2020-07-27 | 2022-07-05 | 昆山哈工万洲焊接研究院有限公司 | Cutting tool, shaft shoulder combined structure, friction stir welding device and system |
| CN112122769B (en) * | 2020-09-23 | 2024-06-25 | 苏州万智新能源科技有限公司 | Coping ware, coping device and friction stir welding system |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5054972A (en) * | 1990-05-15 | 1991-10-08 | Cooney Kevin G | Rotary tool for sharpening studs in snowmobile treads |
| JP2900185B2 (en) * | 1990-09-20 | 1999-06-02 | 本田技研工業株式会社 | Tip dresser |
| JPH08281450A (en) * | 1995-04-13 | 1996-10-29 | Akihiro Saito | Forming cutter of welding electrode tip |
| DE10306832A1 (en) * | 2002-10-18 | 2004-04-29 | Schumag Ag | Feed apparatus for workpiece processing machine has at least one feed roller shaft mounted eccentrically in shaft receiver |
| CN101254554A (en) * | 2007-10-26 | 2008-09-03 | 鞍钢重型机械有限责任公司 | Deep borehole process reamer bit |
| JP2009136882A (en) * | 2007-12-03 | 2009-06-25 | Nadex Co Ltd | Device for shaping electrode tip |
| US7972194B2 (en) * | 2008-12-03 | 2011-07-05 | GM Global Technology Operations LLC | Weld gun tip dressing |
| CN205021371U (en) * | 2015-10-20 | 2016-02-10 | 安徽江淮汽车股份有限公司 | Welder electrode tip coping instrument |
-
2017
- 2017-03-10 CN CN201710140376.6A patent/CN106624592B/en active Active
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