CN210548761U - Electric arc stud welding gun suitable for automatic welding - Google Patents
Electric arc stud welding gun suitable for automatic welding Download PDFInfo
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- CN210548761U CN210548761U CN201920965169.9U CN201920965169U CN210548761U CN 210548761 U CN210548761 U CN 210548761U CN 201920965169 U CN201920965169 U CN 201920965169U CN 210548761 U CN210548761 U CN 210548761U
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Abstract
The utility model discloses an electric arc double-screw bolt welder suitable for automatic weld, it includes casing, the main shaft body, weld nail chuck, porcelain ring chuck fixing base, porcelain ring chuck, symmetry setting two spinal branch vaulting poles and two extensible members in the casing left and right sides, the bottom mounting of bracing piece is on porcelain ring chuck fixing base, the top of bracing piece and the terminal fixed connection of homonymy extensible member, just the lateral part at the casing is fixed through the mounting to the extensible member. The utility model provides an electric arc stud welder through the elevating movement who sets up two extensible member drive porcelain ring chucks for the clamp of porcelain ring gets and breaks away from and to realize the automation mechanized operation, is favorable to realizing the automatic weld that the cover has porcelain ring welding nail, alleviates welding workman's intensity of labour, not only can guarantee welding quality, can improve welding efficiency moreover, has obvious practical value.
Description
Technical Field
The utility model relates to an electric arc stud welding gun specifically relates to an electric arc stud welding gun suitable for automatic weld belongs to stud welding equipment technical field.
Background
With the popularization and application of a large number of steel structures, stud welding is also widely applied. The arc stud welding uses welding arc as heat source, uses porcelain ring as protection measure, uses stud itself as electrode, and uses the welding arc to stably burn between stud and weldment (plate or pipe fitting), after the welding zone of weldment is heated to form molten pool and the end of stud is formed into molten layer, the stud is pressed by welding gun to make the liquid metal be extruded into forming groove of porcelain ring so as to form the high-speed implantation welding method of joint. According to incomplete statistics, tens of thousands or even hundreds of thousands of welding nails are generally required to be welded in a high-rise building or a bridge, and the annual welding quantity of steel structure buildings in China reaches tens of millions.
However, the porcelain ring chuck for clamping the porcelain ring by the stud welding gun for realizing arc welding at present is a pressing plate provided with a clamping groove, when stud welding is performed, the welding gun needs to be manually pressed, the clamping groove on the pressing plate is clamped on the porcelain ring, and the pressing plate is separated from the porcelain ring by the aid of the portable welding gun after welding is completed, so that stud welding operation of the stud sleeved with the porcelain ring welding nail can only be performed manually at present, welding efficiency is low, welding quality cannot be guaranteed, and long-term stoop welding operation of a welder can cause great damage to the waist of the welder, so that lumbar muscle strain and hyperosteogeny occupational diseases are easily generated, and the health of the welder is seriously influenced. Therefore, how to realize the automatic welding of the welding nail sleeved with the porcelain ring and reduce the labor intensity of welding workers is one of the problems which are urgently needed to be solved in the field.
SUMMERY OF THE UTILITY MODEL
The above-mentioned problem to prior art exists, the utility model aims at providing an electric arc double-screw bolt welder suitable for automatic weld to do benefit to the automatic weld that realizes the cover and have the porcelain ring welding nail, alleviate welder's intensity of labour.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an electric arc stud welding gun suitable for automatic welding comprises a shell, a main shaft body, a welding nail chuck, a porcelain ring chuck fixing seat and a porcelain ring chuck; the method is characterized in that: the ceramic ring clamping head is characterized by further comprising two supporting rods and two telescopic pieces, wherein the two supporting rods and the two telescopic pieces are symmetrically arranged on the left side and the right side of the shell, the bottom ends of the supporting rods are fixed on the ceramic ring clamping head fixing seat, the top ends of the supporting rods are fixedly connected with the tail ends of the telescopic pieces on the same side, and the telescopic pieces are fixed on the side portion of the shell through fixing pieces.
In one embodiment, the telescopic part is an electric push rod, an air cylinder or a hydraulic oil cylinder, and the tail end of the telescopic part is the tail end of the electric push rod, the tail end of a piston rod of the air cylinder or the tail end of a piston rod of the hydraulic oil cylinder.
According to one embodiment, the ceramic ring chuck is formed by a plurality of L-shaped elastic pieces which are distributed along the circumferential direction, the end part of the short arm of each L-shaped elastic piece is sequentially provided with a guiding-in inclined plane, a positioning plane and a guiding-out inclined plane from bottom to top, and a boss is formed between the positioning plane and the guiding-out inclined plane.
Another kind of embodiment, the porcelain ring chuck comprises two arc porcelain ring chucks that set up in opposite directions, and each arc porcelain ring chuck and a linking arm fixed connection, two linking arms set up the both sides portion at porcelain ring chuck fixing base relatively, and be connected for rotating between the upper end of every linking arm and the porcelain ring chuck fixing base, are equipped with two extension springs of longitudinal symmetry between two linking arms.
according to the implementation scheme, the upper end of the connecting arm is provided with an Г -shaped connecting lug, the side part of the fixing seat is provided with a reverse L-shaped connecting lug, and two side arms of the U-shaped connecting lug are connected with the transverse arm of the reverse L-shaped connecting lug through a pin shaft.
according to a preferable scheme, the opening width of the Г -shaped connecting lug is matched with the width of the transverse arm, the opening depth of the Г -shaped connecting lug is larger than the height of the transverse arm, the width of a side arm of the Г -shaped connecting lug is smaller than the length of the transverse arm, and a longitudinal arm of the reverse L-shaped connecting lug protrudes below a bottom arm of the Г -shaped connecting lug.
The utility model provides a preferred scheme, the upper end of arc porcelain ring chuck is equipped with the fixed arm, be detachable fixed connection between fixed arm and the linking arm, and form inside obtuse angle dog-ear between the connecting portion of linking arm and fixed arm and the upper portion of linking arm.
In a further preferred scheme, the inner wall of the arc-shaped ceramic ring chuck is sequentially provided with a guiding-in inclined plane, a positioning plane and a guiding-out inclined plane from bottom to top, and a boss is formed between the positioning plane and the guiding-out inclined plane.
According to the embodiment, the left side part and the right side part of the connecting arm extend to form arc-shaped fixing arms, and the tension springs are connected to the two arc-shaped fixing arms on the same side.
According to the preferred scheme, the porcelain ring chuck fixing seat is in a boss shape and comprises a small column body and a large column body, the upper end of the connecting arm is rotatably connected to the side portion of the small column body, and a rotating gap is reserved between the top end of the connecting arm and the bottom surface of the large column body.
Compared with the prior art, the utility model discloses following beneficial technological effect has:
the utility model provides an electric arc stud welder through the elevating movement who sets up two extensible member drive porcelain ring chucks for the clamp of porcelain ring gets and breaks away from and to realize the automation mechanized operation, is favorable to realizing the automatic weld that the cover has porcelain ring welding nail, alleviates welding workman's intensity of labour, not only can guarantee welding quality, can improve welding efficiency moreover, has obvious practical value.
Drawings
Fig. 1 is a schematic structural diagram of an arc stud welding gun suitable for automatic welding according to embodiment 1;
fig. 2 is a schematic structural view of an assembly of the porcelain ring chuck fixing base and the porcelain ring chuck in embodiment 1;
FIG. 3 is a sectional view of the porcelain ring chuck according to example 1;
fig. 4 is a schematic front view of a porcelain ring chuck according to embodiment 2;
fig. 5 is a schematic side view of the porcelain ring chuck according to embodiment 2;
fig. 6 is a schematic structural view of the porcelain ring chuck holder according to embodiment 2;
FIG. 7 is a schematic view of the structure of the linking arm described in embodiment 2;
fig. 8 is a schematic structural view of the arc-shaped porcelain ring chuck described in embodiment 2.
the numbers in the drawing indicate that 1, a shell, 2, a main shaft body, 3, a welding nail chuck, 4, a porcelain ring chuck fixing seat, 41, a small column body, 42, a large column body, 43, and Г -shaped connecting lug, 431, a transverse arm, 432, a longitudinal arm, 44, a rotating gap, 45, a through hole, 46, a mounting hole, 5, a porcelain ring chuck, 51, an L-shaped elastic sheet, 511, a leading-in inclined plane, 512, a positioning plane, 513, a leading-out inclined plane, 514, a boss, 5a, an arc-shaped porcelain ring chuck, 5a1, a fixing arm, 511a leading-in inclined plane, 512a, a positioning plane, 513a leading-out inclined plane, 514a boss, 6, a supporting rod, 7, a telescopic piece, 8, a fixing piece, 9, a connecting arm, 91, a U-shaped connecting lug, 911, a side arm, 912, a bottom arm, 92, an arc-shaped fixing arm, 93, a folding angle, 10.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to the accompanying drawings and embodiments.
Example 1
Please refer to fig. 1: the electric arc stud welding gun suitable for automatic weld that this embodiment provided, including casing 1, the main shaft body 2, weld nail chuck 3, porcelain ring chuck fixing base 4, porcelain ring chuck 5, symmetry setting two spinal branch vaulting poles 6 and two extensible members 7 in the casing left and right sides, the bottom mounting of bracing piece 6 is on porcelain ring chuck fixing base 4, the top of bracing piece 6 and the terminal fixed connection of homonymy extensible member 7, just extensible member 7 passes through the lateral part that fixing 8 fixed at casing 1. The telescopic piece 7 can adopt an electric push rod, an air cylinder or a hydraulic oil cylinder, and the tail end of the telescopic piece 7 is the tail end of the electric push rod, the tail end of an air cylinder piston rod or the tail end of a hydraulic oil cylinder piston rod.
Through the concertina movement of extensible member 7, can drive the elevating movement of porcelain ring chuck 5 to can realize that the porcelain ring chuck presss from both sides the automation of porcelain ring and gets and break away from, be favorable to replacing manual operation, realize automatic weld.
As shown in fig. 1, 2 and 3, in the present embodiment, the ceramic ring chuck 5 is formed by a plurality of L-shaped elastic pieces 51 distributed along a circumferential direction, an end portion of a short arm of each L-shaped elastic piece 51 is sequentially provided with a guiding inclined plane 511, a positioning plane 512 and a guiding inclined plane 513 from bottom to top, a boss 514 is formed between the positioning plane 512 and the guiding inclined plane 513, the guiding inclined plane 511 is inclined upward from outside to inside, the positioning plane 512 is a right angle, and the guiding inclined plane 513 is inclined upward from inside to outside.
In addition, a through hole 45 for the penetration of the welding nail chuck 3 is arranged at the center of the porcelain ring chuck fixing seat 4, and a mounting hole 46 for mounting the support rod 6 is arranged at the side part of the porcelain ring chuck fixing seat 4.
The ceramic ring chuck 5 in the embodiment can ensure the accurate alignment of the welding nail chuck 3 and the welding nail head and the coaxiality of the welding nail and the ceramic ring, and can ensure the consistency of welding quality.
Example 2
Referring to fig. 4 and 5, the present embodiment is different from embodiment 1 in that: porcelain ring chuck 5 constitute by two arc porcelain ring chucks 5a that set up in opposite directions, each arc porcelain ring chuck 5a and a connecting arm 9 fixed connection, two connecting arms 9 set up the both sides portion at porcelain ring chuck fixing base 4 relatively, and be connected for rotating between the upper end of every connecting arm 9 and porcelain ring chuck fixing base 4, be equipped with two extension springs 10 of symmetry around between two connecting arms 9.
referring to fig. 4 and 6, the porcelain ring chuck fixing base 4 in this embodiment is in a boss shape, and includes a small column 41 and a large column 42, two Г -shaped connecting lugs 43 are symmetrically disposed on a side portion of the small column 41, a rotating gap 44 is left between a top end of the connecting arm 9 and a bottom surface of the large column 42, a through hole 45 for passing the welding nail chuck 3 is disposed in a center of the porcelain ring chuck fixing base 4, and a mounting hole 46 for mounting the support rod 6 is disposed on a side portion of the large column 42.
referring to fig. 4, 5 and 7, in this embodiment, a Г -shaped connecting lug 91 is disposed at an upper end of the connecting arm 9, two side arms 911 of the Г -shaped connecting lug 91 are connected to a transverse arm 431 of the r-shaped connecting lug 43 through a pin O, an opening width of the Г -shaped connecting lug 91 is adapted to a width of the transverse arm 431, an opening depth of the Г -shaped connecting lug 91 is greater than a height of the transverse arm 431, and a width of a side arm 911 of the Г -shaped connecting lug 91 is smaller than a length of the transverse arm 431, so that a rotation space beneficial to outward expansion of the connecting arm 9 is designed, in addition, a longitudinal arm 432 of the r-shaped connecting lug 43 protrudes below a bottom arm 912 of the Г -shaped connecting lug 91, a blocking effect on a bottom arm 912 of the Г -shaped connecting lug 91 by a longitudinal arm 432 of the r-shaped connecting lug 43 can play a limiting effect on a rotation position of the connecting arm 9, a fixing arm 92 (the fixing arm 92 can be integrally connected to the connecting arm 9, and can be fixedly connected by a separate tension spring) is extended from left side portion to a left side portion and a right side portion of the arc-shaped connecting arm 9, and two ends of the arc-shaped connecting arm 9 are respectively located at the same side, so that the two ends of the two fixing arms.
Please refer to fig. 4 and fig. 8: the upper end of arc porcelain ring chuck 5a is equipped with fixed arm 5a1, be detachable fixed connection between fixed arm 5a1 and linking arm 9, preferably adopt the screw connection to the arc porcelain ring chuck of different specifications is changed in the dismantlement, in order to satisfy the welding nail requirement of welding different size specifications.
An inward folded angle 93 is formed between the connecting part of the connecting arm 9 and the fixing arm 5a1 and the upper part of the connecting arm 9, and the folded angle 93 is an obtuse angle. Through the size of designing this dog-ear 93, can confirm the interval size between two arc porcelain ring chucks 5a, thereby can confirm the porcelain ring size specification that porcelain ring anchor clamps are applicable, promptly: the smaller the dog-ear 93, the smaller the applicable porcelain ring size.
In addition, the inner wall of the arc-shaped ceramic ring chuck 5a is sequentially provided with a leading-in inclined surface 511a, a positioning surface 512a and a leading-out inclined surface 513a from bottom to top, a boss 514a is formed between the positioning surface 512a and the leading-out inclined surface 513a, the leading-in inclined surface 511a is inclined from outside to inside upwards, the positioning surface 512a is in a right angle, and the leading-out inclined surface 513a is inclined from inside to outside upwards.
In the embodiment, two arc-shaped porcelain ring chucks 5a arranged in opposite directions are fixed on a connecting arm 9 which can be expanded outwards to rotate and reset automatically, the two connecting arms 9 connected through a tension spring 10 are used for replacing long arms of a plurality of L-shaped elastic pieces 51 in embodiment 1, and the two arc-shaped porcelain ring chucks 5a arranged in opposite directions are used for replacing short arms of the plurality of L-shaped elastic pieces 51 in embodiment 1, so that the whole porcelain ring chuck can be easily expanded outwards elastically to facilitate the welding nail chuck 3 to penetrate through a through hole 45 to clamp a welding nail, and can be automatically reset to clamp and fix the porcelain ring under the elastic restoring force of the tension spring; compared with the ceramic ring chuck 5 in the embodiment 1, the ceramic ring chuck 5 in the embodiment has a self-adaptive adjusting function; especially, the main part of the porcelain ring chuck 5 is in a through hole shape, and the blocked area is small, so that the porcelain ring chuck is very favorable for avoiding the blocking of adjacent welding nails, and can meet the stud welding requirement on the occasion of welding dense welding nails.
In addition, what needs to be explained here is: the other structures of the arc stud welding gun of the utility model can adopt the existing arc stud welding gun structure, and the structure of the ceramic ring chuck and the structure of realizing the lifting motion of the ceramic ring chuck are only improved; and, electric arc stud welding gun can cooperate robot or triaxial motion platform to realize the cover has the automatic weld of porcelain ring welding nail.
It is finally necessary to point out here: the above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention.
Claims (9)
1. An electric arc stud welding gun suitable for automatic welding comprises a shell, a main shaft body, a welding nail chuck, a porcelain ring chuck fixing seat and a porcelain ring chuck; the ceramic ring clamping head is characterized by further comprising two supporting rods and two telescopic pieces, wherein the two supporting rods and the two telescopic pieces are symmetrically arranged on the left side and the right side of the shell, the bottom ends of the supporting rods are fixed on the ceramic ring clamping head fixing seat, the top ends of the supporting rods are fixedly connected with the tail ends of the telescopic pieces on the same side, and the telescopic pieces are fixed on the side portion of the shell through fixing pieces; the method is characterized in that: porcelain ring chuck comprises two arc porcelain ring chucks that set up in opposite directions, and each arc porcelain ring chuck and a linking arm fixed connection, two linking arms set up the both sides portion at porcelain ring chuck fixing base relatively, and be connected for rotating between the upper end of every linking arm and the porcelain ring chuck fixing base, are equipped with two extension springs of longitudinal symmetry between two linking arms.
2. The arc stud welding gun adapted for automatic welding according to claim 1, wherein: the telescopic piece is an electric push rod, an air cylinder or a hydraulic oil cylinder, and the tail end of the telescopic piece is the tail end of the electric push rod, the tail end of a piston rod of the air cylinder or the tail end of a piston rod of the hydraulic oil cylinder.
3. The arc stud welding gun adapted for automatic welding according to claim 1, wherein: the porcelain ring chuck is formed by distributing a plurality of L-shaped elastic sheets along the circumferential direction, the end part of the short arm of each L-shaped elastic sheet is sequentially provided with a leading-in inclined plane, a positioning plane and a leading-out inclined plane from bottom to top, and a boss is formed between the positioning plane and the leading-out inclined plane.
4. the arc stud welding gun suitable for automatic welding according to claim 1, wherein a Г -shaped connection lug is arranged at the upper end of the connection arm, a reverse L-shaped connection lug is arranged at the side of the fixing seat, and two side arms of the Г -shaped connection lug are connected with a transverse arm of the reverse L-shaped connection lug through a pin shaft.
5. the arc stud welding gun for automatic welding according to claim 4, wherein the opening width of the Г -shaped engaging lug is matched with the width of the transverse arm, the opening depth of the Г -shaped engaging lug is greater than the height of the transverse arm, the width of the side arm of the Г -shaped engaging lug is less than the length of the transverse arm, and the longitudinal arm of the T-shaped engaging lug protrudes below the bottom arm of the Г -shaped engaging lug.
6. The arc stud welding gun adapted for automatic welding according to claim 1, wherein: the upper end of arc porcelain ring chuck is equipped with the fixed arm, be detachable fixed connection between fixed arm and the linking arm, and form inside obtuse angle dog-ear between the connecting portion of linking arm and fixed arm and the upper portion of linking arm.
7. The arc stud welding gun adapted for automatic welding according to claim 1, wherein: the inner wall of the arc-shaped ceramic ring chuck is sequentially provided with a guiding-in inclined plane, a positioning plane and a guiding-out inclined plane from bottom to top, and a boss is formed between the positioning plane and the guiding-out inclined plane.
8. The arc stud welding gun adapted for automatic welding according to claim 1, wherein: the left side part and the right side part of the connecting arm extend to form arc-shaped fixed arms, and the tension springs are connected to the two arc-shaped fixed arms positioned on the same side.
9. The arc stud welding gun adapted for automatic welding according to claim 1, wherein: the porcelain ring chuck fixing seat is in a boss shape and comprises a small cylinder and a large cylinder, the upper end of the connecting arm is rotatably connected to the side portion of the small cylinder, and a rotating gap is reserved between the top end of the connecting arm and the bottom surface of the large cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920965169.9U CN210548761U (en) | 2019-06-25 | 2019-06-25 | Electric arc stud welding gun suitable for automatic welding |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920965169.9U CN210548761U (en) | 2019-06-25 | 2019-06-25 | Electric arc stud welding gun suitable for automatic welding |
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| Publication Number | Publication Date |
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| CN210548761U true CN210548761U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920965169.9U Active CN210548761U (en) | 2019-06-25 | 2019-06-25 | Electric arc stud welding gun suitable for automatic welding |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111872527A (en) * | 2020-08-25 | 2020-11-03 | 浙江上势自动焊接科技有限公司 | Automatic stud welding gun |
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2019
- 2019-06-25 CN CN201920965169.9U patent/CN210548761U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111872527A (en) * | 2020-08-25 | 2020-11-03 | 浙江上势自动焊接科技有限公司 | Automatic stud welding gun |
| CN111872527B (en) * | 2020-08-25 | 2023-11-03 | 浙江上势自动焊接科技有限公司 | Automatic stud welding gun |
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