A kind of inside and outside circle welding bench of heat exchanger plate
Technical field:
The present invention relates to technical field of heat exchangers, it is remarkable to refer in particular to a kind of compact conformation, accurate positioning, welding effect, and is the inside and outside circle welding bench of the high heat exchanger plate of semi-automatic operating efficiency.
Background technology:
Heat exchanger (English Translation: heat exchanger), be, claim heat exchanger again with the equipment of the part heat transferred cold fluid of hot fluid.Heat exchanger is the common apparatus of chemical industry, oil, power, food and other many industrial departments, occupies critical role aborning.Heat exchanger can be used as heater, cooler, condenser, evaporimeter and reboiler etc. in Chemical Manufacture, uses more extensive.
Existing heat exchanger is taken as the leading factor with lamella heat exchanger, and lamella heat exchanger generally comprises a housing and is installed on the heat exchange core in the housing, and this heat exchange core comprises that many groups are made up of the plate groups cooperation that the two boards sheet is welded; Wherein, Per two plates stack, the ripple of plate is protruding should be corresponding, and promptly crest welds crest entirely; And corresponding circular hole edge is combined to form said plate groups through full welding, and wherein this plate groups inside is formed with a plurality of ripples gap; Then, the outer with two groups of plate groups welds together respectively, and the partition of this pattern piece forms the ripple gap, forms the plate bundle.The rear and front end of plate bundle is welded between a plate and the tailgate, constitutes monoblock type heat exchange core, this heat exchange core inserts in the housing, and fixing with the complete lamella heat exchanger of assembling formation.
To above-mentioned welding procedure, traditional welding manner adopts following manner:
One workbench, welding gun are provided, and in the process of welding, operating personnel are through place two boards sheet correspondence manually, and wherein, the circular hole in the two boards sheet is corresponding; Realize welding through the edge that uses welding gun circular hole in the two boards sheet manually this moment, forms a plate groups; Cylindrical with two groups of plate groups is corresponding then, and realize welding through using welding gun manually along the cylindrical of two plate groups this moment, after many bond pads, forms the plate bundle.
Above-mentioned traditional welding manner location is inaccurate; In the process of welding, be easy to make circular hole between the plate to depart from or plate groups between cylindrical depart from; Welding process is difficulty very, and the welding effect extreme difference, and the quality of the product that causes welding is out had a greatly reduced quality.In addition, above-mentioned traditional welding manner basically all is to adopt manually-operated, because the welding procedure demand precision of heat exchange core is higher; Manually-operated then can produce great human error, and the welding effect extreme difference causes and need repeatedly do over again; The waste lot of manpower and material resources has increased production cost.
Summary of the invention:
The objective of the invention is to overcome first deficiency of prior art, provide a kind of compact conformation, accurate positioning, welding effect remarkable, and the interior round welding bench of the high heat exchanger plate of operating efficiency.
In order to solve the problems of the technologies described above, the present invention has adopted following technical proposals: a kind of interior round welding bench of heat exchanger plate, and it comprises: a board, this board is as the bogey of whole welding mechanism; One location device, this positioner is movably installed in the board front end, and wherein positioner is provided with the plate that is used for the heat exchanging device and carries out spacing limiting section; One drive unit; This drive unit is movably installed in the board front end, and it comprises and is used for driving the motor rotating device that said positioner rotates and is positioned at the motor rotating device below and is used to drive the cylinder driver that the telophragma of positioner seesaws; One distribution box, this distribution box is installed in the board.
Furthermore, in the technique scheme, mounted in pairs has a support bar on the described board, and this support bar is installed on the board through bearing block; Described positioner comprises clutch plate, the drive plate that is fixedly connected through guide rod; On the movable guide rod of installing between clutch plate and the drive plate of described telophragma.
Furthermore, in the technique scheme, form two arcs on the described clutch plate, the arcwall face of these two arcs cooperates formation one to carry out spacing described limiting section to said plate; Described telophragma be provided with clutch plate on the arc-shaped through-hole that is complementary of arc; Said telophragma and clutch plate be provided with the circular hole of said plate with respect to round tube hole, the round tube hole edge of this telophragma also forms a bulge loop.
Furthermore; In the technique scheme; Described motor rotating device comprises: be fixedly installed in motor on the said board, be positioned at the motor front end and the driven wheel of interfering with its formation and form meshing gear wheel with driven wheel through an installing rack; This gear wheel is positioned at said drive plate rear, and through a location-plate and drive plate fixed installation.
Furthermore, in the technique scheme, described cylinder driver comprises: be fixedly installed in the cylinder on the said board, the main shaft that is positioned at the cylinder front end and interferes with its formation; The terminal order of this main shaft is passed described installing rack, gear wheel, location-plate, drive plate and is fixedly connected with described telophragma, and wherein, described main shaft end passes through a bearing arrangement and is fixedly connected with telophragma.
The objective of the invention is to overcome second deficiency of prior art, provide a kind of compact conformation, accurate positioning, welding effect remarkable, and be the cylindrical welding bench of the high heat exchanger plate of semi-automatic operating efficiency.
In order to solve the problems of the technologies described above, the present invention has adopted following technical proposals: a kind of cylindrical welding bench of heat exchanger plate, and it comprises: a board, this board is as the bogey of whole welding mechanism; One bearing frame, it comprises that symmetry is installed on first, second gripper shoe and guide post between this first, second gripper shoe and the rotating bearing bar on the said board; One tumbler, it comprises the reductor that is fixedly installed in the first gripper shoe front end, be installed on the reductor side and the motor of interfering with its formation and be arranged in bearing frame and form the drive plate of interfering with reductor; One Driven by Hydraulic Cylinder device, it comprises the hydraulic oil container that is installed in the said board, is installed on the hydraulic cylinder on the board and is arranged in said bearing frame and forms the clamping disk(-sc) of interfering with hydraulic cylinder; One distribution box, this distribution box is installed on the board; Also be installed with a slide rail between described first, second gripper shoe, a pair of weldering device is movably installed on this slide rail.
Furthermore, in the technique scheme, described reductor is fixedly installed on the said board through one the 3rd gripper shoe; An one side bearing is installed on said the 3rd gripper shoe; Said first gripper shoe is installed with a plane bearing with respect to the 3rd gripper shoe one side, and the power transmission shaft side of passing in said reductor seat bearing and plane bearing are connected with drive plate on being positioned at bearing frame.
Furthermore, in the technique scheme, described bearing bar mounted in pairs is in described bearing frame, and wherein the bearing bar two ends are rotatably installed on first, second gripper shoe in the bearing frame through a deep groove ball bearing; This second gripper shoe back side also be equipped with one be used to control said tumbler the gauge tap box.
Furthermore, in the technique scheme, described drive plate also is equipped with a gas protection device with respect to the one side of first gripper shoe; Be provided with the pair of corresponding circular hole on this drive plate and the said clamping disk(-sc); Said weldering device comprises and one is movably installed in slide block on the said slide rail, is fixed in gun rack on the slide block, is installed on welding gun on the gun rack, is movably installed in the spacer on the slide block and is positioned at the gauge tap on the said board.
Furthermore, in the technique scheme, the hydraulic axis of said hydraulic cylinder is passed described second gripper shoe and is connected with described clamping disk(-sc) through a shaft coupling; This shaft coupling side also is installed with a contiguous block, and this contiguous block end is provided with a linear axis and holds and be socketed on the described guide post through this linear bearing.
After adopting technique scheme, the present invention has following beneficial effect compared with prior art:
1, the compact conformation of circle welding bench among the present invention, it carries out strong fix and spacing through the limiting section in the positioner to the two boards sheet, make the interior circle of two boards sheet corresponding and firm be positioned in the circle welding bench, accurate positioning; Utilizing welding gun to pass clutch plate ground round tube hole welds the interior circle that is fixed in the two boards sheet between clutch plate and the telophragma; Meanwhile, motor rotating device drives drive plate and rotates to realize positioner, can drive the two boards sheet that is arranged in positioner and rotate synchronously; Keep motionless and the welding manner that the two boards sheet rotates synchronously of welding gun; Welding process is very simple, and welding effect is very remarkable, makes the quality of welding the product quality of coming out fabulous.In addition; Because the welding procedure demand precision of heat exchange core is higher, and the interior round welding bench among the present invention adopts semi-automatic production, reduces greatly because the human error that manually-operated produces; Welding effect is fabulous; Also can significantly reduce the number of times of doing over again, save lot of manpower and material resources, reduce production cost.
2, the compact conformation of cylindrical welding bench among the present invention; It carries out strong fix and spacing through bearing frame to many groups plate groups; Also utilize two positioning pipes to pass the circular hole in the plate groups and be fixed in drive plate and clamping disk(-sc) on circular hole; Many group plate groups firmly are positioned on the bearing frame, and locating effect is fabulous; Drive drive plate through tumbler and rotate, cooperate weldering device that the cylindrical of many groups plate groups is welded simultaneously, form the plate bundle in this to realize the synchronous rotation of many group plate groups.Welding process is very simple, and welding effect is very remarkable, makes the quality of welding the product quality of coming out fabulous.In addition, the cylindrical welding bench does not need to weld manually in welding process basically, and semi-automatic degree is higher to be reduced because the human error that manually-operated produces greatly; Welding effect is fabulous; Also can reduce the number of times of doing over again greatly, save lot of manpower and material resources, reduce production cost.
Description of drawings:
Fig. 1 is the stereogram of interior circle welding bench among the present invention;
Fig. 2 is the front view of interior circle welding bench among the present invention;
Fig. 3 is the stereogram of the interior telophragma of interior circle welding bench among the present invention;
Fig. 4 is the front view of the interior clutch plate of interior circle welding bench among the present invention;
Fig. 5 is the cutaway view of interior circle welding bench inner bearing device among the present invention;
Fig. 6 is the stereogram of cylindrical welding bench among the present invention;
Fig. 7 is the front view of cylindrical welding bench among the present invention;
Fig. 8 is the vertical view of cylindrical welding bench among the present invention;
Fig. 9 is the stereogram of the interior weldering device of cylindrical welding bench among the present invention;
Figure 10 is the stereogram of the interior shaft coupling of cylindrical welding bench among the present invention;
Figure 11 is the cutaway view of the interior shaft coupling of cylindrical welding bench among the present invention;
The specific embodiment:
Below in conjunction with specific embodiment and accompanying drawing the present invention is further specified.
See shown in Fig. 1-5, a kind of interior round welding bench of heat exchanger plate, it comprises: a board 1, this board 1 is as the bogey of whole welding mechanism; One location device 2, this positioner 2 is movably installed in board 1 front end, and wherein positioner 2 is provided with the plate that is used for the heat exchanging device and carries out spacing limiting section 20; One drive unit 3; This drive unit 3 is movably installed in board 1 front end, and it comprises and is used for driving the motor rotating device 31 that said positioner 2 rotates and is positioned at motor rotating device 31 belows and is used to drive the cylinder driver 32 that the telophragma 23 of positioner 2 seesaws; One distribution box 4, this distribution box 4 is installed in the board 1.
Particularly, mounted in pairs has a support bar 11 on the described board 1, and this support bar 11 is installed on the board 1 through bearing block 16; The portable lamp 13 that described board 1 side also is equipped with a hand rest 12 and is positioned at hand rest 12 sides.Described hand rest 12 belows also be installed with one be used to start cylinder driver 32 switching cylinder 320.The floor push 15 that one magnetic valve 14 and is electrically connected in this magnetic valve 14 also is installed on the described board 1, and this floor push 15 is positioned on the ground of hand rest 12 belows.One gas protection device also is installed on the described board 1, and this gas protection device is controlled by magnetic valve 14.
Described positioner 2 comprises clutch plate 21, the drive plate 22 that is fixedly connected through guide rod 24; On the described telophragma 23 movable guide rods of installing between clutch plate 21 and the drive plate 22 24.Form two arcs 211 on the described clutch plate 21, the arcwall face of these two arcs 211 cooperates formation one to carry out spacing described limiting section 20 to said plate; Described telophragma 23 be provided with clutch plate 21 on the arc-shaped through-hole 231 that is complementary of arc 211; Said telophragma 23 and clutch plate 21 be provided with the circular hole of said plate with respect to round tube hole, the round tube hole edge of this telophragma 23 also forms a bulge loop 232.
Described motor rotating device 31 comprises: be fixedly installed in motor 312 on the said board 1, be positioned at motor 312 front ends and the driven wheel 313 of interfering with its formation and form meshing gear wheel 314 with driven wheel 313 through an installing rack 311; This gear wheel 314 is positioned at said drive plate 22 rears, and through a location-plate 315 and drive plate 22 fixed installations.
Described cylinder driver 32 comprises: be fixedly installed in the cylinder 321 on the said board 1, the main shaft 322 that is positioned at cylinder 321 front ends and interferes with its formation; This main shaft 322 terminal orders are passed described installing rack 311, gear wheel 314, location-plate 315, drive plate 22 and are fixedly connected with described telophragma 23, and wherein, described main shaft 322 ends pass through bearing arrangements 33 and are fixedly connected with telophragma 23.
Described bearing arrangement 33 comprises a bearing limiting plate 331, is arranged in the plane bearing 332 at bearing limiting plate 331 rears, flange cover 333 and the deep groove ball bearing 334 that is positioned at flange cover 333; Described main shaft 322 terminal orders are passed bearing limiting plate 331, plane bearing 332, flange cover 333 and are arranged in flange and overlap 333 deep groove ball bearing 334, and interfere with its formation.
When assembling is used; The two boards sheet is positioned between the clutch plate 21 and telophragma 23 of positioner 2; Particularly, the two boards sheet is positioned over clutch plate 21 inboards of positioner 2, and falls within on the support bar 11 of board 1; Wherein, limiting section 20 interferences on the cylindrical of two boards sheet and the clutch plate 21; Be the cylindrical of two boards sheet and arc 211 interferences on the clutch plate 21, make the circular hole in the two boards sheet corresponding with the round tube hole of clutch plate 21.Start switching cylinder 320; Cylinder driver 32 work; Main shaft 322 in the cylinder driver 32 stretches out; Telophragma 23 phase clutch plates 21 are drawn close, will be clamped at the plate between clutch plate 21 and the telophragma 23, the circular hole in the two boards sheet is corresponding with the round tube hole of clutch plate 21 and telophragma at this moment.Step on floor push 15; Magnetic valve 14 is opened; While is starter motor tumbler 31 also, and motor 312 is started working, and motor 312 drives with driven wheel 313 through driven wheel 313 and forms meshing gear wheel 314; Drive plate 22 is rotated, thereby make whole positioner 2 plates that are arranged in positioner 2 going along with realize rotating synchronously.At this moment, only need welding gun be fixed on the hand rest 12, make the circular hole edge of welding gun alignment plate, can realize welding circle in the plate.After having welded a circle, stop welding gun, unclamp floor push 15 simultaneously motor 312 is quit work.Start cylinder 321, make main shaft 322 withdrawals of cylinder 321, can make telophragma 23, at this moment, can the plate groups that formed by the two boards sheet be extracted out, accomplish the interior circle welding of plate toward swivel motion.Welding process is very simple, and welding effect is very remarkable, makes the quality of welding the product quality of coming out fabulous.In addition; Because the welding procedure demand precision of heat exchange core is higher, and the interior round welding bench among the present invention adopts semi-automatic production, reduces greatly because the human error that manually-operated produces; Welding effect is fabulous; Also can significantly reduce the number of times of doing over again, save lot of manpower and material resources, reduce production cost.
See shown in Fig. 6-11, a kind of cylindrical welding bench of heat exchanger plate, it comprises: a board 5, this board 5 is as the bogey of whole welding mechanism; One bearing frame 6, it comprise symmetry be installed on the said board 5 first, second gripper shoe 61,62 and at this first, second gripper shoe 61, guide post 63 and rotating bearing bar 64 between 62; One tumbler 7, it comprises the reductor 71 that is fixedly installed in first gripper shoe, 61 front ends, be installed on reductor 71 sides and the motor 72 of interfering with its formation and be arranged in bearing frame 6 and form the drive plate 73 of interfering with reductor 71; One Driven by Hydraulic Cylinder device 8, it comprises the hydraulic oil container 81 that is installed in the said board 5, is installed on the hydraulic cylinder 82 on the board 1 and is arranged in said bearing frame 6 and forms the clamping disk(-sc) 83 of interfering with hydraulic cylinder 82; One distribution box 9, this distribution box 9 is installed on the board 5; Described first, second gripper shoe 61, also be installed with a slide rail 65 between 62, a pair of weldering device 66 is movably installed on this slide rail 65.
Particularly, described bearing bar 64 mounted in pairs are in described bearing frame 6, and wherein bearing bar 64 two ends are rotatably installed on first, second gripper shoe 61,62 in the bearing frame 6 through a deep groove ball bearing 67; These second gripper shoe, 62 back sides also are equipped with one and are used to control the gauge tap box 70 of said tumbler 7, and can realize speed governing and rotating control to tumbler 7 through this gauge tap box 70.Described board 5 sides also are equipped with a portable lamp 51, and this portable lamp 51 is positioned at bearing frame 6 tops.
The floor push 53 that one magnetic valve 52 and is electrically connected in this magnetic valve 52 also is installed on the described board 5, and this floor push 53 is positioned on the ground of board 5 belows.
Described reductor 71 is fixedly installed on the said board 5 through one the 3rd gripper shoe 711; On said the 3rd gripper shoe 711 side bearing 712 is installed; Said first gripper shoe 61 is installed with a plane bearing 611 with respect to the 3rd gripper shoe 711 1 sides, and power transmission shaft 713 sides of passing in the said reductor 71 seat bearing 712 and plane bearing 611 are connected with drive plate 73 on being positioned at bearing frame 6.
Described drive plate 73 also is equipped with a gas protection device 74 with respect to the one side of first gripper shoe 61, and this gas protection device is controlled by magnetic valve 52; Be provided with the pair of corresponding circular hole on this drive plate 73 and the said clamping disk(-sc) 83, the circular hole position of the plate in this circular hole and the plate groups that needs welding is first corresponding.Said weldering device 66 comprises and one is movably installed in slide block 661 on the said slide rail 65, is fixed in gun rack 662 on the slide block 661, is installed on welding gun 663 on the gun rack 662, is movably installed in the spacer 664 on the slide block 661 and is positioned at the gauge tap 660 on the said board 5; Described weldering device 66 is realized the cylindrical applying welding to plate groups through spacer 664; And can be through these spacer 664 heat radiations; And welding effect is fabulous, and such structure can prevent that plate groups from departing from welding gun in tumbler 7 rotating process, thereby causes making welding effect bad.
The hydraulic axis 821 of said hydraulic cylinder 82 is passed described second gripper shoe 62 and is connected with described clamping disk(-sc) 83 through a shaft coupling 84; These shaft coupling 84 sides also are installed with a contiguous block 85, and these contiguous block 85 ends are provided with a linear axis and hold 86 and be socketed on the described guide post 63 through this linear bearing 86.
Described shaft coupling 84 comprises an axle sleeve 841, be arranged at the deep groove ball bearing 842 of axle sleeve 841 outer surfaces and at the plane bearing 843 in deep groove ball bearing 842 the place aheads, internal bearing sleeve 844, outer bearing sleeve 845 and the deep groove ball bearing 846 between internal bearing sleeve 844 and outer bearing sleeve 845 at deep groove ball bearing 842 and plane bearing 843 outer surfaces.This shaft coupling 84 also is connected with described clamping disk(-sc) 83 through a location-plate 87.
When the cylindrical welding bench is worked among the present invention; The plate groups of organizing via behind the circle in the above-mentioned cylindrical welding bench welding is positioned on the bearing frame 6 in the cylindrical welding bench more, is about to plate groups and is positioned on the bearing bar 64 between drive plate 73 and the clamping disk(-sc) 83, utilize two positioning pipes to pass the circular hole of many group plate groups; And these positioning pipe two ends are embedded in the circular hole on drive plate 73 and the clamping disk(-sc) 83; Locating effect is fabulous, and in addition, weldering device is realized the cylindrical of plate groups is fitted through spacer; Can prevent that like this plate groups from departing from welding gun in the tumbler rotating process, thereby cause making welding effect bad; Primer fluid cylinder pressure drive unit 8 towards the direction motion of drive plate 73, is fixed on the bearing frame 6 many group plate groups under the effect of clamping disk(-sc) 83 hydraulic cylinder 82 in Driven by Hydraulic Cylinder device 8.Step on floor push 53, open magnetic valve 52, gas protection device 74 starts, and it is constantly given and fills protective gas in the plate.Press and be positioned at being used on the board 5 and control the gauge tap 660 of weldering device 66, make the welding gun 663 in the weldering device 66 move to the outer circular edge that two groups of plate groups are fitted, and lay spacer 664, the gap that spacer 664 is inserted between the plate groups.Through gauge tap box 70 control tumblers 7; Starter motor 72 and reductor 71; Thereby drive plate 73 is slowly rotated; Start welding gun 663 through gauge tap 660 simultaneously and carry out the outer circular edge that two groups of plate groups are fitted is welded, wherein, can realize tumbler 7 is carried out speed governing and rotating control through gauge tap box 70.After having welded a circle, readjust the relative position of weldering device 66, so that welding gun 663 moves to down the outer circular edge place that the group plate groups is fitted; And it is welded; Constantly repeat this operating procedure, the outer circular edge of many groups plate groups is welded, form complete plate bundle.After welding is accomplished, stop motor 82 and move and through hydraulic cylinder 82 clamping disk(-sc) 83 is withdrawed from, then positioning pipe is extracted out, unclamp floor push 53, magnetic valve 52 cuts out, stop to filling protective gas in the plate, welding job is accomplished.Above-mentioned welding process is very simple, and welding effect is very remarkable, makes the quality of welding the product quality of coming out fabulous.In addition, the cylindrical welding bench does not need to weld manually in welding process basically, and semi-automatic degree is higher to be reduced because the human error that manually-operated produces greatly; Welding effect is fabulous; Also can reduce the number of times of doing over again greatly, save lot of manpower and material resources, reduce production cost.
Certainly; The above is merely specific embodiment of the present invention; Be not to limit practical range of the present invention, all equivalences of doing according to the said structure of claim of the present invention, characteristic and principle change or modify, and all should be included in the claim of the present invention.