CN202517184U - Combined-type projection welding electrode - Google Patents
Combined-type projection welding electrode Download PDFInfo
- Publication number
- CN202517184U CN202517184U CN2012200637251U CN201220063725U CN202517184U CN 202517184 U CN202517184 U CN 202517184U CN 2012200637251 U CN2012200637251 U CN 2012200637251U CN 201220063725 U CN201220063725 U CN 201220063725U CN 202517184 U CN202517184 U CN 202517184U
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- China
- Prior art keywords
- electrode
- projection welding
- type projection
- tip holder
- combined type
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Abstract
The utility model discloses a combined-type projection welding electrode and belongs to the field of welding technology. The combined-type projection welding electrode comprises an electrode seat and an electrode rod disposed on the electrode seat. A water inlet pipe and a water outlet pipe are arranged in the electrode rod. A circulation water pipe communicated with the water inlet pipe and the water outlet pipe is disposed in the electrode seat. The electrode rod is connected with the electrode seat in a detachable mode. A locating groove is disposed on an upper portion of the electrode seat matched with the electrode rod. The electrode seat is further tightly fastened with the electrode rod. When projection welding nuts with different specifications and sizes are welded, just corresponding electrode seats need replacing. The combined-type projection welding electrode has the advantages of good universality, high production efficiency, little one-time investment and low cost, and the electrode rod does not need replacing when the combined-type projection welding electrode is used.
Description
Technical field
The utility model relates to a kind of electrode, relates to the projection welding electrode that a kind of combined type is used for the projection welding of plurality of specifications size nut specifically.
Background technology
Present employed projection welding electrode all is an integral type, and such projection welding electrode can only weld a kind of specifications of nuts, and versatility is poor; Electrode of integral type long-term will integral replacing after using wearing and tearing, very waste will be changed electrode stem when changing the nut specification at every turn; Very inconvenient, influence operating efficiency, and often the fastening seat of degree of tightness electrode stem fastening bolt screw thread damages easily; Influence follow-up use, electrode stem also will be adjusted welding and assembling height after changing, and is very inconvenient; Have is exactly to need a large amount of accessories again; Because each welding machine all will weld minimum three kinds of specifications of nuts or bolt, so each platform convex welding machine all will be joined the projection welding electrode of minimum three kinds of specifications, disposable input is very high.
Notification number is that the Chinese patent specification of CN2925723Y discloses a kind of multipurpose projection welding electrode head, comprises power on cartridge and bottom electrode head, is separately fixed on the upper and lower electrode stem; The cartridge bottom perforate that powers on, bottom electrode head upper end is provided with alignment pin, and alignment pin is fixedly installed on the bottom electrode head through insulation sleeve; The upper end of bottom electrode is a rotation centerline with the alignment pin axis, is provided with detent, locatees the nut of a size of welding with the alignment pin mode; With detent as locating surface; Locate the nut of another size of welding with the locating surface mode, the cartridge bottom perforate of the powering on cartridge that guarantees to power on can be used for the welding of two kinds of size nuts simultaneously, but still need be equipped with how secondary projection welding electrode during welding plurality of specifications size project-welding nut; Cost is high, changes the electrode trivial operations.
Summary of the invention
The utility model provides a kind of combined type to be used for the projection welding electrode of plurality of specifications size nut projection welding, and cost is low, simple to operate, high efficiency.
The technical scheme of the utility model technical solution problem is following:
A kind of combined type projection welding electrode, comprise electrode tip holder be located at the electrode stem on the electrode tip holder, be provided with inlet tube and outlet tube in the electrode stem, be provided with circulating water pipe in the electrode tip holder, between electrode tip holder and the electrode stem for removably connecting.
Be inter-connected via a bolt joint between electrode tip holder and the electrode stem, be convenient to installation and removal.
Further, said electrode tip holder top is provided with detent, and said electrode stem and detent coupling are convenient to assembling and positioning.
Further, water inlet pipe in the said electrode tip holder and outlet pipe are communicated with the position and are provided with the sealing ring mounting groove with circulating water pipe, be provided with sealing ring in the sealing ring mounting groove, prevent recirculated water seepage in electrode stem and the electrode tip holder.
Further, said electrode stem bottom has screw, and said electrode tip holder correspondence has counterbore; Bolt passes counterbore and gets into screw; Wherein, bolt can pass counterbore from bottom to top and get into screw, makes said electrode tip holder and electrode stem fastening; Said counterbore can prevent that bolt from exposing, in order to avoid said bolt contacts shunting and influences welding quality with part.
Further, said electrode tip holder adopts chromium zirconium copper product.
Further, said bolt is a hexagon socket head cap screw, and it is more fastening that electrode tip holder and electrode stem are fixed.
Further, said circulating water pipe is the circuitous channel that is opened in the electrode tip holder upper surface.Increased the length in water route through circuitous channel.
In order to guarantee the bonding strength between electrode tip holder and the electrode stem, said screw and corresponding counterbore thereof have four groups.Generally be uniform distribution.
Further, said electrode stem top is cylindric, and the bottom is the base of diameter overstriking, this base and said detent coupling.The base of diameter overstriking can be firm be installed in the detent, improve bonding strength.
Compared with prior art, the utlity model has advantage:
1. only need change electrode tip holder during the project-welding nut of welding different size, electrode stem need not to change, and can significantly reduce cost.
2. electrode tip holder and electrode stem are with groove location, bolted, and the dismounting assembly manipulation is convenient, and production efficiency is high.
Description of drawings
Fig. 1 is the utility model combined type projection welding electrode structural representation.
Fig. 2 is the cutaway view of combined type projection welding electrode structure shown in Figure 1.
Fig. 3 is an electrode tip holder partial enlarged drawing shown in Figure 2.
Fig. 4 is the A-A partial sectional view among Fig. 2.
The specific embodiment
Further specify the utility model below in conjunction with accompanying drawing.
Shown in Fig. 1-4, electrode stem 1 bottom of the utility model combined type projection welding electrode is provided with screw 13, and electrode tip holder 2 up is provided with counterbore 22 from the bottom, and it is fastening with electrode stem 1 that bolt 5 passes counterbore 22 entering screws 13 from bottom to top.The afterbody of bolt 5 submerges in the counterbore 22, in order to avoid said bolt contacts shunting and influences welding quality with part.
Screw 13 and corresponding counterbore 22 thereof have four groups, can guarantee the bonding strength between electrode tip holder 2 and the electrode stem 1.Be inter-connected via a bolt joint between electrode tip holder 2 and the electrode stem 1, be convenient to installation and removal.
Be provided with water inlet pipe 11, outlet pipe 12 in the electrode stem 1, be provided with the circulating water pipe 23 that is communicated with water inlet pipe 11, outlet pipe 12 respectively in the electrode tip holder 2, circulating water pipe 23 has increased the length in water route for being opened in the circuitous channel of electrode tip holder 2 upper surfaces through circuitous channel.
The water inlet pipe 11 of electrode stem 1, outlet pipe 12 are equipped with the circulating water pipe of production scene during use, and the projection welding electrode of assembling by above-mentioned embodiment is assemblied on the clamp arm of projection welder, and assembled promptly can be used for the projection welding of nut.
When welding the nut of different size, select to change corresponding electrode tip holder 2, can satisfy the projection welding requirement of corresponding all size size nut according to the dimensions of nut.
Claims (8)
1. combined type projection welding electrode; Comprise electrode tip holder (2) and be located at the electrode stem (1) on the electrode tip holder (2); Be provided with in the electrode tip holder (2) with electrode stem (1) in the circulating water pipe (23) that is communicated with of water inlet pipe (11) and outlet pipe (12); It is characterized in that, between said electrode stem (1) and the electrode tip holder (2) for removably connecting.
2. combined type projection welding electrode according to claim 1 is characterized in that, said electrode tip holder (2) top is provided with detent (21), the lower end of said electrode stem (1) and detent (21) coupling.
3. combined type projection welding electrode according to claim 1 is characterized in that, water inlet pipe (11) in the said electrode tip holder (2) or outlet pipe (12) are communicated with the position with circulating water pipe (23) and are provided with sealing ring mounting groove (4), are provided with sealing ring (3) in the sealing ring mounting groove (4).
4. combined type projection welding electrode according to claim 1 is characterized in that, said electrode stem (1) bottom has screw (13), and said electrode tip holder (2) is gone up correspondence and had counterbore (22), and bolt (5) passes counterbore (22) and gets into screw (13).
5. combined type projection welding electrode according to claim 4 is characterized in that, said bolt (5) is a hexagon socket head cap screw.
6. combined type projection welding electrode according to claim 5 is characterized in that, said circulating water pipe (23) is for being opened in the circuitous channel of electrode tip holder (2) upper surface.
7. combined type projection welding electrode according to claim 6 is characterized in that, said screw (13) and corresponding counterbore (22) thereof have four groups.
8. combined type projection welding electrode according to claim 7 is characterized in that, said electrode stem (1) top is cylindric, and the bottom is the base of diameter overstriking, this base and said detent (21) coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200637251U CN202517184U (en) | 2012-02-27 | 2012-02-27 | Combined-type projection welding electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200637251U CN202517184U (en) | 2012-02-27 | 2012-02-27 | Combined-type projection welding electrode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202517184U true CN202517184U (en) | 2012-11-07 |
Family
ID=47100152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200637251U Expired - Fee Related CN202517184U (en) | 2012-02-27 | 2012-02-27 | Combined-type projection welding electrode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202517184U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106271272A (en) * | 2016-08-30 | 2017-01-04 | 上海奥林汽车配件有限公司 | A kind of fixing tool for electrode welder |
| CN107598354A (en) * | 2017-10-25 | 2018-01-19 | 合肥常青机械股份有限公司 | A kind of reinforcing plate projection welding bipolar electrode spot-welding mechanism |
| CN108274107A (en) * | 2018-03-17 | 2018-07-13 | 江苏车瑞智能装备有限公司 | Spot-wedling electrode seat for rail vehicle |
-
2012
- 2012-02-27 CN CN2012200637251U patent/CN202517184U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106271272A (en) * | 2016-08-30 | 2017-01-04 | 上海奥林汽车配件有限公司 | A kind of fixing tool for electrode welder |
| CN107598354A (en) * | 2017-10-25 | 2018-01-19 | 合肥常青机械股份有限公司 | A kind of reinforcing plate projection welding bipolar electrode spot-welding mechanism |
| CN108274107A (en) * | 2018-03-17 | 2018-07-13 | 江苏车瑞智能装备有限公司 | Spot-wedling electrode seat for rail vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121107 Termination date: 20140227 |