CN102699586A - Intersecting line welding device - Google Patents
Intersecting line welding device Download PDFInfo
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- CN102699586A CN102699586A CN201210185810XA CN201210185810A CN102699586A CN 102699586 A CN102699586 A CN 102699586A CN 201210185810X A CN201210185810X A CN 201210185810XA CN 201210185810 A CN201210185810 A CN 201210185810A CN 102699586 A CN102699586 A CN 102699586A
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Abstract
The invention provides an intersecting line welding device, belongs to the technical field of welding equipment, and solves the problems of more complex structure and higher manufacturing cost of the conventional intersecting line welding device. The intersecting line welding device provided by the invention comprises a base and a welding gun on the base, wherein a rotary table on one side of the welding gun is arranged on the base; a positioning structure keeping two pipe fittings to be perpendicularly positioned all the time is arranged on the rotary table; a rotating shaft penetrates the middle of the rotary table, and is fixedly connected with the circumference of the rotary table; a driving mechanism capable of driving the rotating shaft to rotate is arranged on the base; a cam mechanism is arranged between the rotary table and the base; and when the rotary table rotates, the cam mechanism drives the rotary table to move in the axial direction of the rotating shaft in a reciprocating manner. The intersecting line welding device has the advantages of simpler structure and lower manufacturing cost.
Description
Technical field
The invention belongs to technical field of welding equipment, relate to the welder of a kind of welder, particularly a kind of intersection.
Background technology
To the welding of the continuous formed intersection of two pipe fittings, China extensively adopts the method for artificial welding at present.But during owing to artificial welding, labor strength is big, work under bad environment, and operating efficiency is low, and welding quality can not get guaranteeing.Because being widely used of the welding of intersection in order increasing work efficiency, to be reduced workman's intensity, guarantees welding quality, to need a kind of ability in the practice badly and realize the welding equipment of welding automatically.
A kind of intersecting line welding robot [the application number: 200610149715.9 that openly proposes like the Chinese patent documents and materials; Granted publication number: CN1935444A], it comprises welding gun, also comprises: body, anchor clamps, rotating mechanism, X shaft moving device, the moving device of y-axis shift, big cantilever mechanism and little cantilever mechanism; Underpart is provided with anchor clamps; Rotating mechanism is made up of standing part and electronic rotating part, and standing part is fixed on body upper, and electronic rotating part is arranged on the standing part and can rotates with respect to standing part; The X shaft moving device is by the X axle slide plate that is installed on X axle translation stage above the electronic rotating part, can moves at X axle translation stage upper edge X axle, and is arranged on the X axial brake device that X axle translation stage one end is used to drive X axle slide plate and forms; The moving device of y-axis shift by be installed on Y axle translation stage above the X axle slide plate, can the Y axle slides in Y axle translation stage upper edge Y axle slide plate, and be arranged on the Y axial brake device that Y axle translation stage one end is used to drive Y axle slide plate and form; Big cantilever mechanism comprises the end plate that is arranged on Y axle slide plate one end, be arranged on orthodrome guide rail on the end plate, the one of which end can move along the orthodrome guide rail big spiral arm and big spiral arm drive unit; Little cantilever mechanism can be made up of along little spiral arm and little spiral arm drive unit that little arc guide rail moves the little arc guide rail, the one of which end that on the big spiral arm other end and the connecting plate vertical with the orthodrome guide rail, are provided with; Welding gun is arranged on the end of little spiral arm, and the welding gun end points is positioned on the center of circle and orthodrome guide rail center of circle normal of little arc guide rail.But because the motion of this intersecting line welding robot through the moving device of rotating mechanism, X shaft moving device, y-axis shift makes welding gun form the stroke that is complementary with intersection, therefore, the structure of this intersecting line welding robot comparatively complicacy and manufacturing cost is higher.
Summary of the invention
The objective of the invention is to have the problems referred to above to existing technology, proposed the welder of the comparatively simple and intersection that manufacturing cost is lower of a kind of structure.
The object of the invention can be realized through following technical proposal: a kind of welder of intersection; Comprise base and be arranged on the welding gun on the described base; Also be provided with the side that rotating disk and described rotating disk are positioned at described welding gun on the described base; Described rotating disk is provided with and can makes two pipe fittings location structure of perpendicular location all the time, and the middle part of described rotating disk is equipped with a rotating shaft, it is characterized in that; Described rotating shaft and described rotating disk circumferentially are connected; Described base is provided with and can drives the driving mechanism that described rotating shaft is rotated, and is provided with cam mechanism between described rotating disk and the base, and described cam mechanism makes described rotating disk axially make back and forth movement along rotating shaft when described dial rotation.
When work, through the pipe fitting perpendicular location of location structure, because rotating disk and rotating shaft circumferentially are connected with two needs welding; Driving mechanism drives when rotating shaft is rotated and drives dial rotation simultaneously, also is provided with cam mechanism between rotating disk and the base, so during dial rotation; The cam mechanism driving rotating disk is axially made back and forth movement along rotating shaft; Make two pipe fittings that are fixed on the rotating disk can do axially rotation and motion up and down simultaneously, the axial rotation of pipe fitting and intersection and the formed intersection of two pipe fittings that is synthesized that move up and down are complementary, and two pipe fittings is in motion process; Welding gun welds facing to weld seam; After welding was good, this moment, location structure unclamped, and took off pipe fitting on the rotating disk and got final product.The welder of this intersection has simple in structure, the advantage that manufacturing cost is lower, and according to the actual requirements, location structure can tilt the location all the time with two pipe fittings.
In the welder of above-mentioned intersection, described driving mechanism is the motor that is arranged on the said base, and the main shaft of described motor links to each other with the power shaft of a reduction box, and the output shaft of described reduction box is connected with the lower end of described rotating shaft mutually.Through the deceleration transmission of motor through reduction box, and drive and the rotating shaft rotation that the output shaft of reduction box is connected mutually, the advantage of reliable transmission had.
In the welder of above-mentioned intersection, described driving mechanism is a servomotor, and the main shaft of described servomotor is connected with described rotating shaft mutually.Main shaft through servomotor is connected with rotating shaft mutually, directly drives rotating shaft and rotates, and has simple in structurely, easy for installation, is convenient to control the advantage of the rotating speed of rotating shaft.
In the welder of above-mentioned intersection, described driving mechanism comprises the cylinder that is fixed on the described base, and the piston rod of described cylinder is fixed with tooth bar, and the lower end of described rotating shaft is fixed with gear, and described gear is meshed with described tooth bar.Cylinder also can adopt oil cylinder to substitute, and does the straight line back and forth movement through what cylinder promoted tooth bar, drives the gear that is meshed with tooth bar and rotates, and the rotating shaft rotation that is connected mutually of drive and gear, have simple in structure, easy for installation and advantage that manufacturing cost is lower.
In the welder of above-mentioned intersection; Be provided with linear bearing between described rotating shaft and the described rotating disk; Described linear bearing and the coaxial setting of described rotating disk and described rotating disk and described linear axis are to being connected mutually; The sidewall of described rotating shaft is provided with the axis direction setting of some roads groove and the described rotating shaft in edge of described groove, and the ball of described linear bearing all is embedded in the corresponding groove when described linear bearing is passed in rotating shaft.Rotating disk is connected with linear bearing mutually, when linear bearing is passed in rotating shaft, the ball of linear bearing be embedded in rotating shaft groove in, the circumferential fixed axis of rotating shaft and rotating disk be to can relatively moving, it is little to adopt linear bearing to have a friction, the advantage that the life-span is high.As another kind of scheme, the rotating disk middle part is provided with the through hole that supplies said rotating shaft to pass, and the sidewall of through hole is provided with the boss that protrudes from through-hole wall, and boss is embedded in the groove, makes rotating disk and rotating shaft circumferentially fixing.
In the welder of above-mentioned intersection; Described cam mechanism comprises cylindrical fixed block; Described fixed block is connected with the upper end of coaxial setting of described linear bearing and said fixed block and the lower end of described linear bearing mutually, and the middle part of described fixed block has the through hole one that supplies described rotating shaft to pass, and is fixed with locating piece on the described base; Described locating piece and the coaxial setting of described fixed block; The middle part of described locating piece is provided with the through hole two that supplies described rotating shaft to pass, and the upper surface of described locating piece is provided with arcwall face, and there are two balls the location, lower surface of described fixed block; Described ball is symmetricly set on the both sides of the lower surface of fixed block, and a side of described ball protrudes from the lower surface of described fixed block and is resisted against on the described arcwall face.Locating piece is fixed on the base; Its upper surface has arcwall face; The location, lower surface of fixed block has two balls, a side of ball to protrude from the lower surface of fixed block and is resisted against on the arcwall face of locating piece, when rotating shaft drives dial rotation; Rotating disk drives the fixed block that is connected with it and rotates; Ball is resisted against to roll when making axial rotation on the arcwall face and accurate relatively moves along arcwall face, makes rotating disk do axial moving relative to base, the rotation of rotating disk with and move axially and make the pipe fitting one that is fixed on the rotating disk do corresponding circumferential rotation with pipe fitting two and move axially; The axial rotation of pipe fitting one and pipe fitting two and intersection and the pipe fitting one that is synthesized that move up and down are complementary with pipe fitting two formed intersections, and arcwall face can use the inclined plane near the slope of arcwall face to substitute.
As another kind of scheme; In the welder of above-mentioned intersection, described cam mechanism comprises cylindrical locating piece, described locating piece and the coaxial setting of described linear bearing; The upper end of described locating piece is connected with the lower end of linear bearing mutually; The lower surface of described locating piece is provided with arcwall face, and the middle part of described locating piece also is provided with the through hole two that supplies described rotating shaft to pass, described locating piece and the coaxial setting of described fixed block; The middle part of described fixed block has the through hole one that supplies described rotating shaft to pass; There are two balls the location, upper surface of described fixed block, and described ball is symmetricly set on the both sides of the upper surface of fixed block, and a side of described ball protrudes from the upper surface of described fixed block and is resisted against on the described arcwall face.Fixed block is fixed on the base; Its upper surface has arcwall face; The location, lower surface of locating piece has two balls, a side of ball to protrude from the lower surface of locating piece and is resisted against on the arcwall face of fixed block, when rotating shaft drives dial rotation; Rotating disk drives the locating piece that is connected with it and rotates; Ball is resisted against to roll when making axial rotation on the arcwall face and accurate relatively moves along arcwall face, makes rotating disk do axial moving relative to base, the rotation of rotating disk with and move axially and make the pipe fitting one that is fixed on the rotating disk do corresponding circumferential rotation with pipe fitting two and move axially; The axial rotation of pipe fitting one and pipe fitting two and intersection and the pipe fitting one that is synthesized that move up and down are complementary with pipe fitting two formed intersections, and arcwall face can use approaching inclined plane to substitute.
In the welder of above-mentioned intersection, be fixed with on the described base and be provided with support, be fixed with a cylinder one on the described support, the piston rod of described cylinder one is connected with described welding gun mutually.After pipe fitting one and pipe fitting two were located, this moment, cylinder one promotion welding gun made the soldering tip of welding gun press close to the commissure of the intersection of pipe fitting one and pipe fitting two; After welding finished, cylinder drove the welding gun rollback, the dismounting of being convenient to pipe fitting with and be convenient to carry out the installation of weld-end fittings next time.
In the welder of above-mentioned intersection; Described location structure comprises the positioning seat that is fixed on the described rotating disk; The sidepiece of described positioning seat is provided with and supplies pipe fitting one to pass and be horizontally disposed reference column; Also be provided with cylinder two on the described base, the end of described cylinder two also is provided with the elastic positioning machine structure, and described elastic positioning machine structure has the trend that the lower surface of pipe fitting two is resisted against all the time the sidewall of the pipe fitting two that is located on the reference column.Reference column is and is horizontally disposed with and is connected mutually with rotating disk through positioning seat; Before welding; Pipe fitting one is set on the reference column; Pipe fitting two is resisted against the sidewall of pipe fitting one, promotes the elastic positioning machine structure through cylinder and move down and be resisted against the lower end of pipe fitting two, and pipe fitting two is resisted against on the sidewall of pipe fitting one all the time.
In the welder of above-mentioned intersection; Described elastic positioning machine structure comprises tubular positioning sleeve; The upper end of described positioning sleeve is connected with an end of a sleeve mutually; The other end of described sleeve is connected with the piston rod of cylinder two mutually, make push rod relatively sleeve move axially, be equipped with push rod in the cavity of described positioning sleeve; The upper end of described push rod stretches out in described positioning sleeve upper end; The opening that the lower end of described push rod is fixed with a bearing block and described bearing block and described bearing block is provided with elastic component between the lower end of described positioning sleeve and the upper end of described bearing block down, is provided with bearing in the described bearing block; The end that described bearing inner race is fixed with compression bar and said compression bar stretches out in the lower surface of described bearing block, and described elastic component has compression bar to move downward and the lower surface of pipe fitting one is resisted against the trend on the sidewall of pipe fitting two all the time.
In use, the upper end of positioning sleeve is linked to each other with an end of a sleeve, the other end of sleeve is connected with the piston rod of cylinder two mutually, make push rod relatively sleeve move axially.Pipe fitting one is enclosed within on the reference column, pipe fitting two is resisted against the sidewall of pipe fitting one again, through cylinder two positioning sleeve is moved down, owing to be provided with elastic component between positioning sleeve and the bearing block, elastic component adopts spring.Move down and make the compression bar roof pressure on pipe fitting two when the piston rod of cylinder two drives positioning sleeve, under the effect of elastic component elastic force, make pipe fitting two all the time roof pressure on pipe fitting one.Because clamps is on rotating disk, when dial rotation, compression bar bearing holder (housing, cover) rotation is relatively also realized the location with pipe fitting two roof pressures all the time on pipe fitting one, have good positioning effect and advantage of simple structure.
Compared with prior art, the welder of this intersection has the following advantages:
1, cooperates circumferentially being connected of transmission and rotating shaft and rotating disk through ball and arcwall face; Rotating disk is moved relative to doing axially to come and go; Intersection that it is synthetic and pipe fitting one are consistent with pipe fitting two formed intersections; Therefore, make the good and advantage of simple structure of welding effect;
2, make moving with pipe fitting one and pipe fitting two formed intersections of welding gun consistent relative to the transmission cooperation of adopting the control multiaxis, the welder of this intersection has advantage simple in structure, easy to assembly and that manufacturing cost is lower;
3, through adopting frame for movement fully, make pipe fitting one relative pipe fitting two do the intersection motion, have reliable operation, make the good advantage of welding effect.
Description of drawings
Fig. 1 is the perspective view of the welder of this intersection.
Fig. 2 is the partial schematic sectional view of the welder of this intersection.
Fig. 3 is the cam mechanism assembling sketch map of the welder of this intersection.
Fig. 4 is the cross-sectional schematic of elastic positioning machine structure of the welder of this intersection.
Among the figure, 1, base; 2, welding gun; 3, rotating disk; 4, location structure; 4a, positioning seat; 4b, reference column; 4c, cylinder two; 4d, elastic positioning machine structure; 4d1, positioning sleeve; 4d2, sleeve; 4d3, push rod; 4d4, bearing block; 4d5, bearing; 4d6, elastic component; 4d7, compression bar; 5, rotating shaft; 5a, groove; 6, driving mechanism; 6a, servomotor; 7, cam mechanism; 7a, fixed block; 7a1, through hole one; 7b, ball; 7c, locating piece; 7c1, through hole two; 7c2, arcwall face; 8, linear bearing; 9, support; 10, cylinder one.
The specific embodiment
Below be specific embodiment of the present invention and combine accompanying drawing, technical scheme of the present invention is done further to describe, but the present invention is not limited to these embodiment.
Shown in Fig. 1 to 4, a kind of welder of intersection comprises being fixed with on base 1 base 1 being provided with support 9 that be fixed with cylinder 1 on the support 9, the piston rod of cylinder 1 is connected with welding gun 2 mutually.Also be provided with rotating disk 3 on the base 1; Rotating disk 3 is positioned at a side of welding gun 2, and rotating disk 3 is provided with the location structure 4 that two pipe fittings are located all the time mutually, and the middle part of rotating disk 3 is equipped with a rotating shaft 5; Be provided with linear bearing 8 between rotating shaft 5 and the rotating disk 3; Linear bearing 8 and rotating disk 3 coaxial settings, rotating disk 3 and linear axis are to be connected mutually, and if the sidewall of rotating shaft 5 is provided with 4 road groove 5a; Groove 5a is along the axis direction setting of rotating shaft 5, and the ball of linear bearing 8 all is embedded in the corresponding groove 5a when linear bearing 8 is passed in rotating shaft 5.Rotating disk 3 is connected with linear bearing 8 mutually, when linear bearing 8 is passed in rotating shaft 5, the ball of linear bearing 8 be embedded in rotating shaft 5 groove 5a in, rotating shaft 5 and rotating disk 3 circumferential fixed axis be to relatively moving, adopt linear bearing 8 to have to rub little, the advantage that the life-span is high.
Base 1 is provided with and can drives the driving mechanism 6 that rotating shaft 5 is rotated, and driving mechanism 6 is servomotor 6a, and the main shaft of servomotor 6a is connected with the lower end of rotating shaft 5 mutually.
As another kind of scheme, driving mechanism 6 is for to be arranged on the motor on the base 1, and the main shaft of motor links to each other with the power shaft of a reduction box, and the output shaft of reduction box is connected with the lower end of rotating shaft 5 mutually.Through the deceleration transmission of motor through reduction box, and drive and rotating shaft 5 rotations that the output shaft of reduction box is connected mutually, the advantage of reliable transmission had.
As another kind of scheme, driving mechanism 6 comprises the cylinder that is fixed on the base 1, and the piston rod of cylinder is fixed with tooth bar, and the lower end of rotating shaft 5 is fixed with gear, and wheel and rack is meshed.Cylinder also can adopt oil cylinder to substitute, and does the straight line back and forth movement through what cylinder promoted tooth bar, drives the gear that is meshed with tooth bar and rotates, and rotating shaft 5 rotations that are connected mutually of drive and gear, have simple in structure, easy for installation and advantage that manufacturing cost is lower.
Be provided with cam mechanism 7 between rotating disk 3 and the base 1, when rotating disk 3 rotates cam mechanism 7 make rotating disk 3 along rotating shaft 5 axially make back and forth movement, cam mechanism 7 comprises cylindrical fixed block 7a; Fixed block 7a and linear bearing 8 coaxial settings; The upper end of fixed block 7a is connected with the lower end of linear bearing 8 mutually, and the middle part of fixed block 7a has through hole one 7a1 that supplies rotating shaft 5 to pass, and is fixed with locating piece 7c on the base 1; Locating piece 7c and the coaxial setting of fixed block 7a; The middle part of locating piece 7c is provided with through hole two 7c1 that supply rotating shaft 5 to pass, and the upper surface of locating piece 7c is provided with arcwall face 7c2, and there are two ball 7b the location, lower surface of fixed block 7a; Ball 7b is symmetricly set on the both sides of the lower surface of fixed block 7a, and the side of ball 7b protrudes from the lower surface of fixed block 7a and is resisted against on the arcwall face 7c2.
Location structure 4 comprises the positioning seat 4a that is fixed on the rotating disk 3, and the sidepiece of positioning seat 4a is provided with and supplies pipe fitting one to pass and be horizontally disposed reference column 4b, also is provided with cylinder two 4c on the base 1, and the end of cylinder two 4c also is provided with elastic positioning machine structure 4d.Elastic positioning machine structure 4d comprises tubular positioning sleeve 4d1, and the upper end of positioning sleeve 4d1 is connected with the end of a sleeve 4d2 mutually, and the other end of sleeve 4d2 is connected with the piston rod of cylinder two 4c mutually; Be equipped with push rod 4d3 in the cavity of positioning sleeve 4d1; And push rod 4d3 sleeve 4d2 relatively moves axially, and the upper end of push rod 4d3 stretches out in positioning sleeve 4d1 upper end, and the lower end of push rod 4d3 is fixed with a bearing block 4d4; The opening of bearing block 4d4 down; Be provided with elastic component 4d6 between the upper end of the lower end of positioning sleeve 4d1 and bearing block 4d4, be provided with bearing 4d5 in the bearing block 4d4, bearing 4d5 inner ring is fixed with compression bar 4d7; The end of compression bar 4d7 stretches out in the lower surface of bearing block 4d4, and elastic component 4d6 has bearing block 4d4 to move downward and the lower surface of pipe fitting one is resisted against the trend on the sidewall of pipe fitting two all the time.
In use; Pipe fitting one is enclosed within on the reference column 4b; Again pipe fitting two is resisted against the sidewall of pipe fitting one, positioning sleeve 4d1 is moved down, owing to be provided with elastic component 4d6 between positioning sleeve 4d1 and the bearing block 4d4 through cylinder two 4c; When moving down, cylinder two 4c drive positioning sleeve 4d1 make compression bar 4d7 roof pressure on pipe fitting two; Under the effect of elastic component 4d6 elastic force, roof pressure is on pipe fitting one all the time to make pipe fitting two, and this moment, cylinder one 10 promotion welding guns 2 made the soldering tip of welding gun 2 press close to the commissure of pipe fitting one and pipe fitting two; This moment, servomotor 6a drove rotating shaft 5 drives; The groove 5a of rotating shaft 5 and the ball of linear bearing 8 coupling; Driving rotating disk 3 rotates; Rotating disk 3 drives the fixed block 7a rotation that is connected with it, makes ball 7b be resisted against that ball 7b moves to axial along arcwall face 7c2 when making axial rotation on the arcwall face 7c2, makes rotating disk 3 do axial moving relative to base 1; The circumferential rotation of rotating disk 3 with and move axially and make the pipe fitting that is fixed on the rotating disk 3 one and pipe fitting two do circumferentially to rotate and move axially accordingly, intersection that pipe fitting one and the axial rotation of pipe fitting two and motion are up and down synthesized and pipe fitting one and pipe fitting two formed intersections are complementary.This moment, welding gun 2 can be with pipe fitting one and pipe fitting two formed intersection welding.After welding finished, cylinder drove welding gun 2 rollbacks, and cylinder two 4c drove positioning sleeve 4d1 and up carried until compression bar 4d7 and breaking away from from pipe fitting two this moment, the dismounting of being convenient to pipe fitting with and be convenient to carry out the installation of weld-end fittings next time.The welder of this intersection has simple in structure, the advantage that manufacturing cost is lower.
As another kind of scheme; Cam mechanism 7 comprises cylindrical locating piece 7c, locating piece 7c and linear bearing 8 coaxial settings, and the upper end of locating piece 7c is connected with the lower end of linear bearing 8 mutually; The lower surface of locating piece 7c is provided with arcwall face 7c2; The middle part of locating piece 7c also is provided with through hole two 7c1 that supply rotating shaft 5 to pass, and is fixed with fixed block 7a on the base 1, locating piece 7c and the coaxial setting of described fixed block 7a.The middle part of fixed block 7a has through hole one 7a1 that supplies rotating shaft 5 to pass; There are two ball 7b the location, upper surface of fixed block 7a; Ball 7b is symmetricly set on the both sides of the upper surface of fixed block 7a, and the side of ball 7b protrudes from the upper surface of fixed block 7a and is resisted against on the described arcwall face 7c2.Fixed block 7a is fixed on the base 1; Its upper surface has arcwall face 7c2; There are two ball 7b the location, lower surface of locating piece 7c; The side of ball 7b protrudes from the lower surface of locating piece 7c and is resisted against on the arcwall face 7c2 of fixed block 7a, and when rotating shaft 5 drove rotating disk 3 rotations, rotating disk 3 drove the locating piece 7c that is connected with it and rotates; Ball 7b is resisted against to roll when making axial rotation on the arcwall face 7c2 certainly and relatively moves along arcwall face 7c2; Make rotating disk 3 do axial moving relative to base 1, the rotation of rotating disk 3 with and move axially and make the pipe fitting that is fixed on the rotating disk 3 one and pipe fitting two do circumferentially to rotate and move axially accordingly, intersection that pipe fitting one and the axial rotation of pipe fitting two and motion are up and down synthesized and pipe fitting one and pipe fitting two formed intersections are complementary.
Specific embodiment described herein only is that the present invention's spirit is illustrated.Person of ordinary skill in the field of the present invention can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although this paper has used terms such as base 1, welding gun 2, rotating disk 3, location structure 4, positioning seat 4ab, reference column 4b, cylinder two 4c, elastic positioning machine structure 4d, positioning sleeve 4d1, sleeve 4d2, push rod 4d3, bearing block 4d4, bearing 4d5, elastic component 4d6, compression bar 4d7, rotating shaft 5, groove 5a, driving mechanism 6, servomotor 6a, cam mechanism 7, fixed block 7a, through hole one 7a1, ball 7b, locating piece 7c, through hole two 7c12, arcwall face 7c2, linear bearing 8, support 9, cylinder 1 morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present invention more easily; It all is contrary with spirit of the present invention being construed to any additional restriction to them.
Claims (10)
1. the welder of an intersection; Comprise base (1) and be arranged on the welding gun (2) on the described base (1); Also be provided with the side that rotating disk (3) and described rotating disk (3) are positioned at described welding gun (2) on the described base (1); Described rotating disk (3) is provided with and can makes two pipe fittings location structure of perpendicular location (4) all the time, and the middle part of described rotating disk (3) is equipped with a rotating shaft (5), it is characterized in that; Described rotating shaft (5) circumferentially is connected with described rotating disk (3); Described base (1) is provided with and can drives the driving mechanism (6) that described rotating shaft (5) is rotated, and is provided with cam mechanism (7) between described rotating disk (3) and the base (1), and described cam mechanism (7) makes described rotating disk (3) axially make back and forth movement along rotating shaft (5) when described rotating disk (3) rotates.
2. the welder of intersection according to claim 1; It is characterized in that; Described driving mechanism (6) is for being arranged on the motor on the said base (1); The main shaft of described motor links to each other with the power shaft of a reduction box, and the output shaft of described reduction box is connected with the lower end of described rotating shaft (5) mutually.
3. the welder of intersection according to claim 1 is characterized in that, described driving mechanism (6) is servomotor (6a), and the main shaft of described servomotor (6a) is connected with described rotating shaft (5) mutually.
4. the welder of intersection according to claim 1; It is characterized in that; Described driving mechanism (6) comprises the cylinder that is fixed on the described base (1); The piston rod of described cylinder is fixed with tooth bar, and the lower end of described rotating shaft (5) is fixed with gear, and described gear is meshed with described tooth bar.
5. according to the welder of claim 1 or 2 or 3 or 4 described intersections; It is characterized in that; Be provided with linear bearing (8) between described rotating shaft (5) and the described rotating disk (3); Described linear bearing (8) and the coaxial setting of described rotating disk (3) and described rotating disk (3) and described linear axis are to being connected mutually; The sidewall of described rotating shaft (5) is provided with the axis direction setting of some roads grooves (5a) and described groove (5a) the described rotating shaft in edge (5), and the ball of described linear bearing (8) all is embedded in the corresponding groove (5a) when described linear bearing (8) is passed in rotating shaft (5).
6. according to the welder of claim 1 or 2 or 3 or 4 described intersections; It is characterized in that; Described cam mechanism (7) comprises cylindrical fixed block (7a); Described fixed block (7a) is connected with the upper end of coaxial setting of described linear bearing (8) and said fixed block (7a) and the lower end of described linear bearing (8) mutually, and the middle part of described fixed block (7a) has the through hole one (7a1) that supplies described rotating shaft (5) to pass, and is fixed with locating piece (7c) on the described base (1); Described locating piece (7c) and the coaxial setting of described fixed block (7a); The middle part of described locating piece (7c) is provided with the through hole two (7c1) that supplies described rotating shaft (5) to pass, and the upper surface of described locating piece (7c) is provided with arcwall face (7c2), and there are two balls (7b) location, lower surface of described fixed block (7a); Described ball (7b) is symmetricly set on the both sides of the lower surface of fixed block (7a), and a side of described ball (7b) protrudes from the lower surface of described fixed block (7a) and is resisted against on the described arcwall face (7c2).
7. according to the welder of claim 1 or 2 or 3 or 4 described intersections; It is characterized in that; Described cam mechanism (7) comprises cylindrical locating piece (7c); Described locating piece (7c) is connected with the lower end of linear bearing (8) with the coaxial setting of described linear bearing (8), the upper end of described locating piece (7c) mutually, and the lower surface of described locating piece (7c) is provided with arcwall face (7c2); The middle part of described locating piece (7c) also is provided with the through hole two (7c1) that supplies described rotating shaft (5) to pass; Described locating piece (7c) and the coaxial setting of described fixed block (7a), the middle part of described fixed block (7a) have the through hole one (7a1) that supplies described rotating shaft (5) to pass, and there are two balls (7b) location, upper surface of described fixed block (7a); Described ball (7b) is symmetricly set on the both sides of the upper surface of fixed block (7a), and a side of described ball (7b) protrudes from the upper surface of described fixed block (7a) and is resisted against on the described arcwall face (7c2).
8. according to the welder of claim 1 or 2 or 3 or 4 described intersections; It is characterized in that; Be fixed with on the described base (1) and be provided with support (9), be fixed with a cylinder one (10) on the described support (9), the piston rod of described cylinder one (10) is connected with described welding gun (2) mutually.
9. according to the welder of claim 1 or 2 or 3 or 4 described intersections; It is characterized in that; Described location structure (4) comprises the positioning seat (4a) that is fixed on the described rotating disk (3); The sidepiece of described positioning seat (4a) is provided with and supplies pipe fitting one to pass and be horizontally disposed reference column (4b); Also be provided with cylinder two (4c) on the described base (1), the end of described cylinder two (4c) also is provided with elastic positioning machine structure (4d), and described elastic positioning machine structure (4d) has the trend that the lower surface of pipe fitting two is resisted against all the time the sidewall that is located in the pipe fitting two on the reference column (4b).
10. the welder of intersection according to claim 9; Described elastic positioning machine structure (4d) comprises tubular positioning sleeve (4d1); The upper end of described positioning sleeve (4d1) is connected with an end of a sleeve (4d2) mutually; The other end of described sleeve (4d2) is connected with the piston rod of cylinder two (4c) mutually; Make push rod (4d3) relatively sleeve (4d2) move axially; Be equipped with push rod (4d3) in the cavity of described positioning sleeve (4d1), the upper end of described push rod (4d3) stretches out in described positioning sleeve (4d1) upper end, and the opening that the lower end of described push rod (4d3) is fixed with a bearing block (4d4) and described bearing block (4d4) and described bearing block (4d4) down; Be provided with elastic component (4d6) between the upper end of the lower end of described positioning sleeve (4d1) and described bearing block (4d4); Be provided with bearing (4d5) in the described bearing block (4d4), the end that described bearing (4d5) inner ring is fixed with compression bar (4d7) and said compression bar (4d7) stretches out in the lower surface of described bearing block (4d4), and described elastic component (4d6) has compression bar (4d7) to move downward and the lower surface of pipe fitting one is resisted against the trend on the sidewall of pipe fitting two all the time.
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| CN201210185810XA CN102699586A (en) | 2012-06-04 | 2012-06-04 | Intersecting line welding device |
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| CN201210185810XA CN102699586A (en) | 2012-06-04 | 2012-06-04 | Intersecting line welding device |
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| CN102699586A true CN102699586A (en) | 2012-10-03 |
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Application publication date: 20121003 |