CN113314858A - Ground wire clamp for electric welding - Google Patents
Ground wire clamp for electric welding Download PDFInfo
- Publication number
- CN113314858A CN113314858A CN202110601506.8A CN202110601506A CN113314858A CN 113314858 A CN113314858 A CN 113314858A CN 202110601506 A CN202110601506 A CN 202110601506A CN 113314858 A CN113314858 A CN 113314858A
- Authority
- CN
- China
- Prior art keywords
- conductive needle
- rack
- spring
- electric welding
- fixed seat
- 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.)
- Withdrawn
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/033—Other grinding machines or devices for grinding a surface for cleaning purposes, e.g. for descaling or for grinding off flaws in the surface
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
- H01R4/4854—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a wire spring
- H01R4/4863—Coil spring
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electric Cable Installation (AREA)
Abstract
The invention provides a ground clamp for electric welding, which comprises a fixed seat, wherein a strong magnetic block capable of being fixed with a welded part in a magnetic absorption mode is arranged on the fixed seat, the strong magnetic block is arranged between the fixed seat and the welded part, a conductive needle is connected onto the fixed seat and can rotate along the circumferential direction of the conductive needle, the conductive needle can move along the axial direction of the conductive needle, one end of the conductive needle is an electric contact end in contact with the welded part, the other end of the conductive needle is an electric connection end in connection with a conductive wire, a friction cleaning head is arranged at the electric contact end of the conductive needle, a first spring is sleeved on the conductive needle, one end of the first spring abuts against the friction cleaning head, and the other end of the first spring abuts against the fixed seat.
Description
Technical Field
The invention relates to a ground clamp for electric welding.
Background
When using a welding machine for electric welding, it is generally necessary to clamp a ground clamp to the workpiece to be welded.
The welding machine, its body is a power; it is only a power supply designed according to a certain function; then there are two electrodes at the output of the welder; (if the welding machine is a direct-current type welding machine, the two electrodes are respectively a positive electrode and a negative electrode), then when the welding machine establishes welding, a stable current loop is established; taking a direct current welding machine as an example, the current of the welding machine is output from the positive electrode of the welding machine to a welding clamp, then to a workpiece and then to the negative electrode of the welding machine; thus, a complete current loop is formed.
When carrying out electric welding, the condition such as often can appear by weldment surface rust or existence dirt, and cause ground clamp and the unstable condition of being connected of being welded, some are by the weldment in addition receive the influence of its shape structural feature can't use the ground clamp of centre gripping formula structure to carry out the centre gripping.
Disclosure of Invention
In view of the problems noted in the background art, the present invention provides a ground clamp for electric welding, which can be attached to a workpiece to be welded and can clean the surface of the workpiece to be welded to achieve a good conductive state.
The technical scheme of the invention is realized as follows:
the utility model provides an earth clamp for electric welding, includes the fixing base, the fixing base on be equipped with can with inhale fixed strong magnetic block by weldment magnetism, strong magnetic block sets up at the fixing base and between the weldment, the fixing base on be connected with the conductive needle, its circumferential direction can be followed to the conductive needle, its axial displacement can be followed to the conductive needle, the one end of conductive needle be with the electrical contact end by the weldment contact, the other end of conductive needle be the end of connecing who is connected with the conductor wire, the electrical contact end of conductive needle be equipped with the friction cleaning head, the conductive needle on cup jointed spring one, the one end and the friction cleaning head of spring one offset, the other end and the fixing base of spring one offset.
The invention is further set in that the fixed seat is long strip-shaped, and two ends of the fixed seat in the length direction are respectively connected with a strong magnetic block.
The invention is further arranged in that the fixing seat is provided with a connecting hole, the connecting hole is positioned between the two strong magnetic blocks, the conductive needle is connected in the connecting hole, and the electric connection end of the conductive needle is provided with a limiting ring.
The invention is further provided that the electric connection end of the conductive pin is provided with an electric plug which is in plug-in fit with the conductive wire.
The invention is further arranged that the end surface of the friction cleaning head is provided with convex friction teeth.
The invention is further provided that the fixed seat is provided with a driving device for driving the conductive needle to rotate.
The invention is further arranged in that the driving device comprises a rack, a second spring and a pull rope, a sliding rail is arranged on the fixed seat along the length direction of the fixed seat, the rack is connected in the sliding rail in a sliding manner, teeth meshed with the rack are arranged on the conductive needle, the rack slides to drive the conductive needle to rotate, the second spring is arranged at each of two ends of the rack, one end of the second spring abuts against the rack, the other end of the second spring abuts against the end part of the sliding rail, the two ends of the rack are respectively connected with the pull rope, one end of the pull rope is connected with the rack, and the other end of the pull rope penetrates through the second spring and extends to the outer side of the fixed seat.
The invention is further provided that the fixed seat and the rack are both made of insulating materials.
By adopting the technical scheme, the invention has the beneficial effects that:
the ground clamp for electric welding provided by the invention is adsorbed on a welded piece (the welded piece is made of steel or iron material) by virtue of the magnetic force of the strong magnetic block, then the conductive needle is rotated, and rust and dirt on the surface of the welded piece are cleaned by virtue of friction between the friction cleaning head on the conductive needle and the surface of the welded piece, so that the conductive needle can form stable and reliable electric contact with the welded piece.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of the present invention;
fig. 3 is a top view of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention is illustrated below with reference to fig. 1-3:
the utility model provides an electric welding ground clamp, includes fixing base 1, fixing base 1 on be equipped with can with inhale fixed strong magnetic block 2 by weldment magnetism, strong magnetic block 2 is the tombarthite strong magnetism, the surface cladding of strong magnetic block 2 has the insulating layer, avoids being influenced by heat transfer to strong magnetic block 2 on the weldment, to the magnetism production of strong magnetic block 2.
The friction cleaning head 4 is always contacted with the surface of the welded piece under the action of the first spring 5.
The friction cleaning head 4 is a replaceable design, the friction cleaning head 4 is in threaded connection with a conductive needle, a screw rod is arranged on the friction cleaning head 4, and a threaded hole matched with the screw rod is formed in the conductive needle.
Wherein, fixing base 1 be rectangular shape, the both ends of the length direction of fixing base 1 are connected with strong magnet 2 respectively.
Wherein, fixing base 1 on be equipped with the connecting hole, the connecting hole is located between two strong magnetic blocks 2, electrically conductive needle 3 is connected the connecting hole in, electrically conductive needle 3 connect the electrical end and be equipped with spacing ring 6.
Wherein, the electric connection end of the conductive pin 3 is provided with an electric plug connector 7 which is in plug-in fit with the conductive wire. The electric plug 7 is arranged to facilitate the connection of the conductive wire and the conductive pin.
Wherein, the end surface of the friction cleaning head 4 is provided with convex friction teeth. The friction cleaning head 4 has a friction structure which is contacted with the surface of the welded piece, and the friction structure can be a rough surface structure and can be a convex friction structure.
The fixing seat 1 is provided with a driving device for driving the conductive needle 3 to rotate.
The driving device comprises a rack 8, a second spring 9 and a pull rope 10, a sliding rail 11 is arranged on the fixing seat 1 along the length direction of the fixing seat, the rack 8 is connected in the sliding rail 11 in a sliding mode, teeth meshed with the rack 8 are arranged on the conductive needle 3, the rack 8 slides to drive the conductive needle 3 to rotate, the second spring 9 is arranged at each of two ends of the rack 8, one end of the second spring 9 abuts against the rack 8, the other end of the second spring 9 abuts against the end portion of the sliding rail 11, the two ends of the rack 8 are respectively connected with the pull rope 10, one end of the pull rope 10 is connected with the rack 8, the other end of the pull rope 10 penetrates through the second spring 9 and extends to the outer side of the fixing seat 1, and the other end of the pull rope 10 is connected with an annular pull ring 11. Among the above-mentioned technical scheme, through 8 movements of stay cord 10 pulling racks, 8 movements of rack can drive the conductive needle and rotate, and 8 movements of rack moreover can oppress spring two 9, when loosening the tensile of stay cord 10, rack 8 can reset under the effect of spring two 9, so drive the conductive needle again and rotate, and the positive rotation reversal of conductive needle so in turn forms the effective friction to being welded the piece surface. The rack is in a balanced state between the two second springs, and the pull rope at any one end is pulled to compress the corresponding second spring.
The fixed seat is provided with a dovetail groove 12 which is in sliding fit with the rack.
The fixing seat is provided with a limiting pipe 13, the limiting pipe 13 is fixedly arranged at two ends of the rack, and the second spring is arranged in the limiting pipe 13.
The fixed seat 1 and the rack 8 are both made of insulating materials.
By adopting the technical scheme, the invention has the beneficial effects that:
the ground clamp for electric welding provided by the invention is absorbed on a welded piece (the welded piece is made of steel or iron material) by virtue of the magnetic force of the strong magnetic block 2, then the conductive needle 3 is rotated, and rust and dirt on the surface of the welded piece are cleaned by friction between the friction cleaning head 4 on the conductive needle 3 and the surface of the welded piece, so that the conductive needle 3 and the welded piece can form stable and reliable electric contact.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. The utility model provides an electric welding ground clamp which characterized in that: the novel welding wire cleaning device comprises a fixed seat, the fixed seat on be equipped with can with by the strong magnetic block of weldment magnetism absorption fixed, strong magnetic block sets up at the fixed seat and by between the weldment, the fixed seat on be connected with electrically conductive needle, electrically conductive needle can follow its circumferential direction, electrically conductive needle can follow its axial displacement, electrically conductive needle one end for with by the electrical contact end of weldment contact, electrically conductive needle other end for with the conductor wire connection end that connects, electrically conductive needle's electrical contact end be equipped with the friction cleaning head, electrically conductive needle on cup jointed spring one, spring one end and friction cleaning head counterbalance, spring one other end and fixed seat counterbalance.
2. An electric welding ground clamp as claimed in claim 1, wherein: the fixing seat is long in strip shape, and two ends of the fixing seat in the length direction are respectively connected with a strong magnetic block.
3. An electric welding ground clamp as claimed in claim 1, wherein: the fixing seat is provided with a connecting hole, the connecting hole is positioned between the two strong magnetic blocks, the conductive needle is connected in the connecting hole, and the electric connection end of the conductive needle is provided with a limiting ring.
4. An electric welding ground clamp as claimed in claim 1, wherein: and the electric connection end of the conductive pin is provided with an electric plug connector which is in plug-in fit with the conductive wire.
5. An electric welding ground clamp as claimed in claim 1, wherein: the end face of the friction cleaning head is provided with convex friction teeth.
6. An electric welding ground clamp as claimed in claim 1, wherein: the fixing seat is provided with a driving device for driving the conductive needle to rotate.
7. An electric welding ground clamp as claimed in claim 1, wherein: the driving device comprises a rack, a second spring and a pull rope, a sliding rail is arranged on the fixing base along the length direction of the fixing base, the rack is connected in the sliding rail in a sliding mode, teeth meshed with the rack are arranged on the conductive needle, the rack slides to drive the conductive needle to rotate, the second spring is arranged at each of two ends of the rack, one end of the second spring is abutted against the rack, the other end of the second spring is abutted against the end portion of the sliding rail, the two ends of the rack are respectively connected with the pull rope, one end of the pull rope is connected with the rack, and the other end of the pull rope penetrates through the second spring and extends to the outer side of the fixing base.
8. An electric welding ground clamp as claimed in claim 1, wherein: the fixing seat and the rack are both made of insulating materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110601506.8A CN113314858A (en) | 2021-05-31 | 2021-05-31 | Ground wire clamp for electric welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110601506.8A CN113314858A (en) | 2021-05-31 | 2021-05-31 | Ground wire clamp for electric welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113314858A true CN113314858A (en) | 2021-08-27 |
Family
ID=77376568
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110601506.8A Withdrawn CN113314858A (en) | 2021-05-31 | 2021-05-31 | Ground wire clamp for electric welding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113314858A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114309902A (en) * | 2021-11-30 | 2022-04-12 | 北方魏家峁煤电有限责任公司 | Automatic change electric welding bonding device |
-
2021
- 2021-05-31 CN CN202110601506.8A patent/CN113314858A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114309902A (en) * | 2021-11-30 | 2022-04-12 | 北方魏家峁煤电有限责任公司 | Automatic change electric welding bonding device |
| CN114309902B (en) * | 2021-11-30 | 2023-04-07 | 北方魏家峁煤电有限责任公司 | Automatic change electric welding bonding device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113314858A (en) | Ground wire clamp for electric welding | |
| CN108288787B (en) | Socket type track electricity taking device | |
| CN212682774U (en) | Portable spot welder | |
| CN212085306U (en) | Combined electronic element | |
| CN201387941Y (en) | Quick wire connector | |
| CN210383787U (en) | Electromagnetic mop | |
| CN106112218A (en) | A kind of pipe plate argon welder | |
| CN208005038U (en) | A kind of induction hand-held welding device | |
| CN216086416U (en) | Automobile quick-charging motor brush device | |
| CN207383836U (en) | A kind of water-proof electric brush | |
| CN213212541U (en) | Electronic wire for preventing connector from falling off | |
| CN216872306U (en) | Copper inner tube probe with high conductivity | |
| CN201490548U (en) | Double-wire strand rotary connector | |
| CN208157781U (en) | A kind of electric automatization energy saver | |
| CN212776949U (en) | Combined intelligent desk lamp of centre gripping | |
| CN216389969U (en) | Double-plug power line | |
| CN210490032U (en) | Carbon brush of electric tool | |
| CN218584970U (en) | Electric leakage detection device of railway passenger car | |
| CN213451530U (en) | Firm type wire rope connecting piece | |
| CN209963458U (en) | Plug-in type motor carbon brush | |
| CN211785798U (en) | Resistance measuring device with lead thermistor | |
| CN211570817U (en) | Conductive seat of wafer clamp | |
| CN220778226U (en) | Adapter joint | |
| CN203377469U (en) | Fixed installation structure of collector brush device | |
| CN209896410U (en) | Movable charging current collector |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210827 |