CN214443784U - Large-current direct-current inversion precision spot welding machine - Google Patents
Large-current direct-current inversion precision spot welding machine Download PDFInfo
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- CN214443784U CN214443784U CN202120345888.8U CN202120345888U CN214443784U CN 214443784 U CN214443784 U CN 214443784U CN 202120345888 U CN202120345888 U CN 202120345888U CN 214443784 U CN214443784 U CN 214443784U
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Abstract
The utility model discloses a heavy current direct current contravariant precision spot welder, which comprises a bottom box body and an opening and closing door plate, wherein the opening and closing door plate is fixedly arranged at the inner side position of the front end of the bottom box body, anti-skidding supporting legs are arranged at the corners of the lower end of the bottom box body, a negative spot welder is arranged in the middle of the upper end of the bottom box body, the outer side of the negative spot welder is arranged on the bottom box body and is provided with a limiting supporting column, a buffering lower pressing plate structure is arranged, so that the limiting buffering spot welding is effectively used, when a spot welding driving cylinder drives the buffering lower pressing plate to press downwards, an anode spot welder and a negative spot welder are connected to be used, a lower limiting plate and an upper limiting plate of the buffering lower pressing plate are connected to the limiting supporting column in a sleeved mode, when the pressing spot welding is carried out, because of a middle spring between the lower limiting plate and the upper limiting plate, so that the buffering is effectively buffered and the collision is avoided, because of the spacing of spacing round bar for effectively avoid rocking, thereby it is more stable to push down spot welding.
Description
Technical Field
The utility model relates to a spot welder technical field, concretely relates to accurate spot welder of heavy current direct current contravariant.
Background
The spot welder adopts the principle of double-sided double-point over-current welding, when in work, two electrodes pressurize a workpiece to enable two layers of metals to form a certain contact resistance under the pressure of the two electrodes, when welding current flows from one electrode to the other electrode, instant thermal welding is formed at the two contact resistance points, and the welding current instantly flows from the other electrode to the electrodes along the two workpieces to form a loop, so that the internal structure of the welded workpiece is not damaged.
At present, when the existing large-current direct-current inverter precision spot welder is used for spot welding under pressing, spot welding under pressing is not stable and firm, so that the spot welding under pressing is not convenient in a limiting way.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a precision spot welder of heavy current direct current contravariant to provide current precision spot welder of heavy current direct current contravariant in solving above-mentioned background art when pushing down the spot welding, it is not very stable firm to push down the spot welding, is not very convenient problem like this in spacing spot welding that pushes down.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a precision spot welder of heavy current direct current contravariant, includes bottom box and the door plant that opens and shuts, the door plant installation of opening and shutting is fixed on the inboard position of front end of bottom box, be provided with anti-skidding supporting legs on the lower extreme corner of bottom box, be provided with negative spot welder in the middle of the upper end of bottom box, the outside of negative spot welder is located and is provided with spacing support column on the bottom box, the week side of spacing support column is provided with the buffering holding down plate, the upper end of spacing support column is provided with the metal roof, be provided with spot welding drive actuating cylinder on the buffering holding down plate in the middle of the upper end of metal roof, the lower extreme of buffering holding down plate is provided with positive pole spot welder, positive pole spot welder and negative spot welder and external power source electric connection.
The buffering holding down plate comprises a lower side limiting plate, a middle spring, an upper side limiting plate and a limiting round rod, wherein the upper end of the lower side limiting plate is provided with the limiting round rod, the periphery of the limiting round rod is provided with the middle spring on the lower side limiting plate, the upper end of the middle spring is provided with the upper side limiting plate on the limiting round rod, and the lower side limiting plate and the upper side limiting plate are connected on the limiting support column.
The anti-skidding supporting legs comprise welding squares, adjusting studs, hollow supporting columns and bottom rubber mats, the adjusting studs are arranged at the lower ends of the welding squares, the hollow supporting columns are arranged at the lower ends of the adjusting studs, the bottom rubber mats are arranged at the lower ends of the hollow supporting columns, and the welding squares are connected to the bottom box body.
The negative electrode spot welder comprises a spot welding pole, a fixing clamping block, a fixing screw and a power connection clamping column, wherein the power connection clamping column is arranged on the inner side of the fixing clamping block, the spot welding pole is arranged at the outer end of the power connection clamping column, the fixing screw is arranged at the joint of the power connection clamping column and the spot welding pole, and the fixing clamping block is connected to the bottom box body.
The anti-skidding support legs are arranged in four numbers, and the anti-skidding support legs are symmetrically fixed on four corners of the lower end of the bottom box body.
The bottom box body is rectangular, and the interior of the bottom box body is hollow.
To sum up, owing to adopted above-mentioned technique, the beneficial effects of the utility model are that:
the utility model discloses in, through being provided with the buffering holding down plate structure, effective spacing buffering spot welding uses like this, when spot welding drive actuating cylinder drives buffering holding down plate and pushes down, make positive pole spot welder and negative pole spot welder connect the spot welding and use, the downside limiting plate and the upside limiting plate of buffering holding down plate cup joint and connect on spacing support column, effective spacing removal uses like this, and during the spot welding of pushing down, because of the intermediate spring between downside limiting plate and the upside limiting plate, effective elastic buffer like this, and when buffering is contradicted, spacing because of spacing round bar, make effectively avoid rocking, thereby the spot welding of pushing down is more stable.
Drawings
Fig. 1 is a schematic plane structure diagram of a large-current direct-current inversion precision spot welding machine according to the present invention;
fig. 2 is a schematic diagram of a structure of a buffer pressing plate of a high-current direct-current inversion precision spot welding machine according to the present invention;
fig. 3 is a schematic structural view of an anti-skid supporting leg of the high-current direct-current inversion precision spot welding machine of the present invention;
fig. 4 is the utility model relates to a negative spot welder structural schematic of accurate spot welder of heavy current direct current contravariant.
In the figure: 1. spot welding driving cylinder; 2. buffering the lower pressing plate; 21. a lower limiting plate; 22. a middle spring; 23. an upper limiting plate; 24. a limiting round rod; 3. limiting the supporting columns; 4. a bottom box body; 5. anti-skid supporting feet; 51. welding a square block; 52. adjusting the stud; 53. a hollow support column; 54. a bottom rubber pad; 6. a metal top plate; 7. an anode spot welder; 8. a negative spot welder; 81. spot welding of the pole; 82. fixing the clamping block; 83. a set screw; 84. connecting a power clamp column; 9. the door panel can be opened and closed.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides an embodiment: a large-current direct-current inversion precision spot welding machine comprises a bottom box body 4 and an opening and closing door plate 9, wherein the opening and closing door plate 9 is fixedly installed on the inner side position of the front end of the bottom box body 4, the bottom box body 4 is rectangular, the interior of the bottom box body 4 is in a hollow state, four anti-skidding supporting legs 5 are arranged at the lower end corners of the bottom box body 4, and the four anti-skidding supporting legs 5 are symmetrically fixed at the four lower end corners of the bottom box body 4;
the anti-skid supporting foot 5 comprises a welding square 51, an adjusting stud 52, a hollow supporting column 53 and a bottom rubber mat 54, wherein the adjusting stud 52 is arranged at the lower end of the welding square 51, the hollow supporting column 53 is arranged at the lower end of the adjusting stud 52, the bottom rubber mat 54 is arranged at the lower end of the hollow supporting column 53, and the welding square 51 is connected to the bottom box body 4;
when the mechanism is used, as shown in fig. 1 and 3, firstly, the door plate 9 on the inner side of the front end of the bottom box body 4 is opened and closed to store articles for use, when the mechanism is placed, the bottom box body 4 is placed more stably due to the anti-skid supporting legs 5 at the four corners of the lower end, the welding blocks 51 of the anti-skid supporting legs 5 are welded on the bottom box body 4, so that the anti-skid supporting legs are not easy to fall off when in use, and when in supporting, the anti-skid supporting legs are convenient to place due to the hollow supporting columns 53 at the lower ends of the adjusting studs 52, and the hollow supporting columns 53 are effectively prevented from sliding due to the bottom rubber pads 54 at the lower ends, so that the placement is more stable;
a negative spot welder 8 is arranged in the middle of the upper end of the bottom box body 4, and a limiting support column 3 is arranged on the bottom box body 4 and outside the negative spot welder 8;
the negative spot welder 8 comprises a spot welding pole 81, a fixing clamping block 82, a fixing screw 83 and an electric connecting clamping column 84, wherein the electric connecting clamping column 84 is arranged on the inner side of the fixing clamping block 82, the spot welding pole 81 is arranged at the outer end of the electric connecting clamping column 84, the fixing screw 83 is arranged at the joint of the electric connecting clamping column 84 and the electric connecting clamping column 81, and the fixing clamping block 82 is connected to the bottom box body 4;
as shown in fig. 1 and 4, when the mechanism is used, firstly, the negative spot welder 8 at the upper end of the bottom box 4 is used for effective spot welding, and the fixing clamp block 82 of the negative spot welder 8 is welded and connected to the bottom box 4 because the limiting support column 3 is effectively supported, so that the negative spot welder is not easy to fall off in use, and during spot welding, the electric clamp column 84 and the spot welding pole column 81 are locked by the fixing screw 83, so that the spot welding pole 81 is more stable during spot welding;
a buffer lower pressing plate 2 is arranged on the periphery of the limiting supporting column 3, a metal top plate 6 is arranged at the upper end of the limiting supporting column 3, a spot welding driving cylinder 1 is arranged on the buffer lower pressing plate 2 in the middle of the upper end of the metal top plate 6, an anode spot welder 7 is arranged at the lower end of the buffer lower pressing plate 2, and the anode spot welder 7 and a cathode spot welder 8 are electrically connected with an external power supply;
the buffer lower pressing plate 2 comprises a lower side limiting plate 21, a middle spring 22, an upper side limiting plate 23 and a limiting round rod 24, the limiting round rod 24 is arranged at the upper end of the lower side limiting plate 21, the middle spring 22 is arranged on the lower side limiting plate 21 at the peripheral side of the limiting round rod 24, the upper side limiting plate 23 is arranged on the limiting round rod 24 at the upper end of the middle spring 22, and the lower side limiting plate 21 and the upper side limiting plate 23 are connected to the limiting support column 3;
wherein, as shown in fig. 1 and fig. 2, when using this mechanism, at first, spacing support column 3 through buffering 2 week sides of holding down plate, effective spacing use like this, and when the spot welding, the spot welding of 6 upper ends of metal roof drives actuating cylinder 1 and effectively drives and pushes down, and when spot welding drives actuating cylinder 1 and drives buffering holding down plate 2 and push down, make positive pole spot welder 7 and 8 connection spot welding of negative pole spot welder use, downside limiting plate 21 and upside limiting plate 23 of buffering holding down plate 2 cup joint and connect on spacing support column 3, effective spacing removal is used like this, and during the spot welding of pushing down, because of middle spring 22 between downside limiting plate 21 and the upside limiting plate 23, effective elastic buffer like this, and during the buffering is contradicted, because of spacing round bar 24, make effectively avoid rocking, thereby the spot welding of pushing down is more stable.
The working principle is as follows: through the inboard door plant 9 that opens and shuts of bottom box 4 front end, be convenient for open and shut like this and deposit article and use, and when placing, bottom box 4 is because of the anti-skidding supporting legs 5 of four corners of lower extreme for place more stable, then connect positive pole spot welder 7 and negative pole spot welder 8 and external power source's electric connection, the control of being convenient for like this uses, later connect spot welding drive actuating cylinder 1 and be connected with outside air pressure device, make the control of being convenient for use.
When the spot welding, the spot welding of 6 upper ends of metal roof drives actuating cylinder 1 and effectively drives and pushes down, and when spot welding drives actuating cylinder 1 and drives 2 pushes down of buffering holding down plate for the use of spot welding is connected to positive pole spot welder 7 and negative pole spot welder 8, and effective spacing because of spacing support column 3. Buffering holding down plate 2 is by downside limiting plate 21, intermediate spring 22, upside limiting plate 23 and spacing round bar 24 are constituteed, buffering holding down plate 2's downside limiting plate 21 and upside limiting plate 23 cup joint and connect on spacing support column 3, effective spacing removal is used like this, and during the pressure spot welding, because of the intermediate spring 22 between downside limiting plate 21 and the upside limiting plate 23, effective elastic buffer like this, and during the buffering is contradicted, because of spacing round bar 24, make and effectively avoid rocking, thereby pressure spot welding is more stable.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Claims (6)
1. The utility model provides a precision spot welder of heavy current direct current contravariant, includes bottom box (4) and door plant (9) that opens and shuts, its characterized in that: the opening and closing door plate (9) is installed and fixed on the inner side position of the front end of the bottom box body (4), the corner of the lower end of the bottom box body (4) is provided with an anti-skid supporting foot (5), a negative spot welder (8) is arranged in the middle of the upper end of the bottom box body (4), a limiting support pillar (3) is arranged on the bottom box body (4) and on the outer side of the negative spot welder (8), the periphery of the limiting support column (3) is provided with a buffering lower pressing plate (2), a metal top plate (6) is arranged at the upper end of the limiting support column (3), a spot welding driving cylinder (1) is arranged on the buffering lower pressing plate (2) in the middle of the upper end of the metal top plate (6), the lower end of the buffer lower pressing plate (2) is provided with an anode spot welder (7), the anode spot welder (7) and the cathode spot welder (8) are electrically connected with an external power supply.
2. A high-current direct-current inversion precision spot welding machine as claimed in claim 1, wherein: buffering holding down plate (2) include downside limiting plate (21), middle spring (22), upside limiting plate (23) and spacing pole (24), the upper end of downside limiting plate (21) is provided with spacing pole (24), the week side of spacing pole (24) is located and is provided with middle spring (22) on downside limiting plate (21), the upper end of middle spring (22) is located and is provided with upside limiting plate (23) on spacing pole (24), downside limiting plate (21) and upside limiting plate (23) are connected on spacing support column (3).
3. A high-current direct-current inversion precision spot welding machine as claimed in claim 1, wherein: anti-skidding supporting legs (5) are including welding square (51), adjusting stud (52), cavity support column (53) and bottom cushion (54), the lower extreme of welding square (51) is provided with adjusting stud (52), the lower extreme of adjusting stud (52) is provided with cavity support column (53), the lower extreme of cavity support column (53) is provided with bottom cushion (54), welding square (51) are connected on bottom box (4).
4. A high-current direct-current inversion precision spot welding machine as claimed in claim 1, wherein: negative spot welder (8) is including spot welding utmost point post (81), fixed clamp splice (82), set screw (83) and connect electric clamp post (84), the inboard of fixed clamp splice (82) is provided with connects electric clamp post (84), the outer end that connects electric clamp post (84) is provided with spot welding utmost point post (81), the junction that connects electric clamp post (84) and spot welding utmost point post (81) is provided with set screw (83), fixed clamp splice (82) is connected on bottom box (4).
5. A high-current direct-current inversion precision spot welding machine as claimed in claim 1, wherein: the anti-skid supporting legs (5) are arranged in four, and the anti-skid supporting legs (5) are symmetrically fixed on four corners of the lower end of the bottom box body (4).
6. A high-current direct-current inversion precision spot welding machine as claimed in claim 1, wherein: the bottom box body (4) is rectangular, and the interior of the bottom box body (4) is hollow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120345888.8U CN214443784U (en) | 2021-02-07 | 2021-02-07 | Large-current direct-current inversion precision spot welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120345888.8U CN214443784U (en) | 2021-02-07 | 2021-02-07 | Large-current direct-current inversion precision spot welding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214443784U true CN214443784U (en) | 2021-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120345888.8U Active CN214443784U (en) | 2021-02-07 | 2021-02-07 | Large-current direct-current inversion precision spot welding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214443784U (en) |
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2021
- 2021-02-07 CN CN202120345888.8U patent/CN214443784U/en active Active
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