CN206356783U - A kind of comprehensive steel cylinder welder - Google Patents

Abstract

The utility model discloses a kind of comprehensive steel cylinder welder, its drip irrigation device is：Including steel cylinder welding mechanism, steel cylinder welding mechanism includes the placement section for being used to place upper cover and low head, the first fixture for clamping shield, the second fixture for clamping foundation ring, first fixture and the second fixture are located at the both sides of placement section respectively, placement section includes weld assembly, the object to be welded that weld assembly is pointed in placement section is subjected to, also include Yi Ping mechanisms, Yi Ping mechanisms include moving bottle rack, sliding is connected to the shifting bottle manipulator for moving bottle rack, the actuator that bottle manipulator realizes sliding motion is moved for driving, the steel cylinder that with the sliding motion for moving bottle manipulator upper cover and low head can be made to insert placement section or complete welding removes placement section, pass through above-mentioned technical proposal, the welder moves upper cover, low head process, and the steel cylinder process that mobile welding is completed, without manually participating in, welding efficiency has obtained effective lifting.

Description

A kind of comprehensive steel cylinder welder

Technical field

The utility model is related to steel cylinder technical field of welding equipment, more particularly to a kind of comprehensive steel cylinder welder.

Background technology

Traditional steel cylinder structure has been sequentially distributed shield 1, upper cover 2, low head 3, bottom as shown in Figure 1, from top to bottom Circle 4, is welded by the first weld seam 5 between shield 1 and upper cover 2, is welded between upper cover 2 and low head 3 by the second weld seam 6 Connect, welded between low head 3 and foundation ring 4 by the 3rd weld seam 7.

For the steel cylinder of said structure, traditional manufacturing enterprise in actual production process, generally several times to shield 1 with Welding action is carried out between upper cover 2, between upper cover 2 and low head 3, between low head 3 and foundation ring 4, it is very inconvenient to operate, Welding quality unstable, production cost is high；Small part welding producer also using the China such as notification number for CN201922173U Utility model patent comprehensive steel cylinder welding machine, in actual use, first, supporting plate is placed on by upper cover 2, low head 3 On, shield 1 is put into shield fixture and clamped, and foundation ring 4 is put into the fixture of foundation ring, and is clamped, and then passes through control system control Lower power set promote lower push-rod, upper cover 2, the center of low head 3 and shield 1, foundation ring 4 is centrally located at same horizontal line On；Now, then by left and right power set promote what push rod realized shield 1 and foundation ring 4 to be close to upper cover 2 and low head 3, Then welded by welder.

But, the comprehensive steel cylinder welding machine of said structure, in its early stage clamping process, it is necessary to it is first artificial carry upper cover with And low head is placed on end socket welding device；After in the later stage, welding is completed, need manually to remove whole steel cylinder again, the machine The completion that structure is welded for steel cylinder is extremely inefficient.

Utility model content

In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of comprehensive steel cylinder welder, It can complete efficient steel cylinder welding job.

Above-mentioned technical purpose of the present utility model technical scheme is that：A kind of comprehensive steel cylinder welding Device, including steel cylinder welding mechanism, placement section that the steel cylinder welding mechanism includes being used for placing upper cover and low head, are used for The first fixture, the second fixture for clamping foundation ring of shield are clamped, the first fixture and the second fixture are respectively positioned at placement section Both sides, the placement section includes weld assembly, and the object to be welded that the weld assembly is pointed in placement section carries out welding behaviour Work, in addition to Yi Ping mechanisms, the Yi Ping mechanisms are connected to shifting including the shifting bottle rack positioned at steel cylinder welding mechanism side, sliding The shifting bottle manipulator of bottle rack, for driving move bottle manipulator and realize the actuator of sliding motion, with the cunning for moving bottle manipulator The steel cylinder that shifting movement can make upper cover and low head inserts placement section or complete welding removes placement section.

By above-mentioned technical proposal, various parts to be welded, such as shield, foundation ring are respectively arranged in steel cylinder welding mechanism Correspondence position on, actuator driving moves bottle manipulator and moved along bottle rack is moved, and moves the crawl simultaneously first of bottle manipulator On upper cover, low head, the placement section for being subsequently placed in steel cylinder welding mechanism, steel cylinder welding mechanism is pointed to the shield on placement section Cover, upper cover, low head, foundation ring are welded, after welding is completed, and move the steel cylinder removal that bottle manipulator again completes the welding Placement section；Above-mentioned mobile upper cover, low head process, and the steel cylinder process that mobile welding is completed, without manually participating in, its Welding efficiency has obtained effective lifting.

It is preferred that, the quantity for moving bottle manipulator is two.

By above-mentioned technical proposal, two are moved bottle manipulator and can replaced to the steel cylinder part or steel cylinder in mobile placement section Overall, i.e., when wherein one shifting bottle manipulator is clamped to upper cover, low head accessory, another shifting bottle manipulator can be directly right The steel cylinder that welding in placement section is completed, which is realized, moves bottle operation；Compared to single shifting bottle manipulator behavior, two shifting bottle machines Non-productive work time produced in steel cylinder installation process and moving process, final lifting has been greatly shortened in the setting of tool hand Shifting bottle efficiency.

It is preferred that, the placement section includes base, and the base is provided with the rest area placed for upper cover, low head, Rotation is connected with the support roller for being offseted with upper cover, low head in the rest area；Also include the compression being hinged with base Arm, the two ends of the clamping arm include rotatable connection in drive end and compression end, the compression end respectively to be had for pressing simultaneously Tightly it is located at upper cover, the hold-down roller of low head in rest area, the base is provided with drive division, and the drive division forces in driving Hold and make compression end that the state closer or far from rest area is presented.

By above-mentioned technical proposal, placed in rest area between upper cover and low head, and upper cover and low head It is bonded to each other；Drive division forces in drive end and makes the compression end of clamping arm close to rest area, until hold-down roller and support roller are same When be resisted against on the lateral wall of both upper cover, low head, now, upper cover and low head are fixed in rest area；Pass through External drive mechanism driving upper cover, low head are rotated in a circumferential direction, and due to being provided with hold-down roller and support roller, upper cover is with The rotation of end socket can be more smooth, and weld assembly can be subjected to the correspondence position of upper cover, low head；Welding Cheng Dangzhong, whole steel cylinder body receives effective support of support roller and base, effectively overcomes upper cover, low head vertical Gravity on direction, its weld seam is more uniform, and the integral solder quality of steel cylinder has obtained effective lifting.

It is preferred that, the drive division includes being connected with driving rack, institute on lift cylinder, the output shaft of the lift cylinder Drive end is stated at the jointed shaft of clamping arm, there is driving fluted disc, the flank of tooth of the driving rack and driving on the drive end The flank of tooth of fluted disc is intermeshed and then drives clamping arm to be rotated in a circumferential direction around pin joint.

By above-mentioned technical proposal, directly lift cylinder inside can be inflated, then drive rack action, and then band Dynamic driving fluted disc is rotated in a circumferential direction, finally to drive clamping arm to be rotated in a circumferential direction around pin joint；It is first in above-mentioned motion process First, whole clamping arm is that drive efficiency is higher by driving rack to be rotated with driving the engagement of fluted disc；Its Secondary, according to the difference of production batch, the overall dimensions of upper cover and low head are of different sizes, can directly result in when hold-down roller with it is upper When both end socket, low head offset, the ascensional range of lift cylinder is different, is driving source using lift cylinder, can preferably match somebody with somebody Close the upper cover and low head of different sizes.

It is preferred that, the driving rack is provided with the company of being fixedly connected with plane, the base away from the side of driving fluted disc Connecing rotatable connection in platform, the connected unit has contact roller, and outside wheel face and the plane of the contact roller offset.

By above-mentioned technical proposal, when driving rack to be driven by lift cylinder and to move up and down, outside contact roller Side wheel face can directly offset with plane, when driving rack to there is the trend shaken, and contact roller can remain unchanged to driving rack Apply the thrust close to driving fluted disc direction, to ensure to drive rack constantly and drive the Meshing stability between fluted disc.

It is preferred that, also it is fixedly connected with the connected unit inside guide sleeve, the guide sleeve and is provided with guide groove, the drive Carry-over bar is located in guide groove, and the length direction of the guide groove and the lifting direction of lift cylinder are consistent.

By above-mentioned technical proposal, guide sleeve is directly sleeved on the outside of driving rack, further ensures driving rack Running orbit up and down and the length direction of guide groove be consistent, also further ensure between driving rack and driving fluted disc Meshing stability.

It is preferred that, the compression end side of the clamping arm is provided with welding bench, and the weld assembly includes welding gun, for making weldering Rifle is held on the holder of welding bench, locating part, and the holder is socketed on welding bench and can rotated in a circumferential direction around welding bench, It is parallel to each other between the axis of rotation of the holder and the axis of rotation of clamping arm, the locating part is used to make holder spacing In the specified anglec of rotation.

By above-mentioned technical proposal, according to the difference of production batch, the overall dimensions size of upper cover and low head also can Difference, when hold-down roller is contacted on upper cover and low head simultaneously, the soldering tip position of welding gun can shift, and can now lead to The whether spacing of control locating part is crossed, then makes to rotate in a circumferential direction between holder and welding bench, now the soldering tip position of welding gun Put, can be changed with the rotation of holder, the weldering between upper cover and low head to adapt to different production batch Connect work.

It is preferred that, the holder includes the set platform for being used to be socketed with welding bench, and the circumferential side wall of the set platform is provided with Rotatable connection has turntable on mounting surface, the mounting surface, and the turntable is provided with away from the side wall of mounting surface to be used to fix The fixed station of welding gun.

By above-mentioned technical proposal, according to the difference of production batch, the overall dimensions of upper cover and low head are of different sizes, Upper cover can be directly resulted in can also shift with the weld locations on low head, and welding gun is fixed on turntable by fixed station On, and turntable can carry out circumferential rotation around person's mounting surface, so that directly control welding gun soldering tip circumferentially rotates position；Separately Outside, it is socket between holder and welding bench, holder can be rotated in a circumferential direction around welding bench, two kinds of rotation regulative modes, The soldering tip position of welding gun can more be adjusted, to adapt to the welding processing of the upper covers of sizes, low head various dimensions.

It is preferred that, the fixed station includes the stator, holding piece, fastening bolt being fixedly connected on turntable, described Fastening bolt is through holding piece and is threadedly connected to stator, and the welding gun is held between stator and holding piece, welding gun It is inclined to set between length direction and the length direction of connected unit.

By above-mentioned technical proposal, holding piece can be separated and close with stator, when holding piece and stator it Between when separating, welding gun can carry out front and rear regulation, control the extension elongation of welding gun soldering tip.

It is preferred that, the both sides of the steel cylinder welding mechanism are respectively raw material placement space and finished product placement space, described Raw material placement space is used to place the upper cover and low head not welded, and the finished product placement space, which is used to place, to be welded The steel cylinder finished product of completion.

By above-mentioned technical proposal, it is empty that raw material placement space gives the sufficient placement of unwelded upper cover, low head Between, carry out implementing holding action to upper cover, low head in favor of moving bottle manipulator；Finished product placement space, which gives, have been welded Into the placement space that rear steel cylinder finished product is sufficient, to facilitate shifting bottle manipulator that the steel cylinder finished product after the completion of welding is moved to the position On；The setting of two placement spaces, can effectively adapt to move the shifting bottle operation of bottle manipulator, be conducive to lifting comprehensive steel cylinder welding dress The welding efficiency put.

Brief description of the drawings

Fig. 1 is the structural representation of steel cylinder in the prior art, is mainly used in displaying steel cylinder concrete structure and pad institute In position；

Fig. 2 is the structural representation of embodiment, is mainly used in showing the primary structure of embodiment；

Fig. 3 is the structural representation of steel cylinder welding mechanism, is mainly used in showing the agent structure of steel cylinder welding；

Fig. 4 is side structure schematic view when embodiment is in welded condition, is mainly used in compressing during displaying welded condition Matching relationship between arm and base；

Fig. 5 is side structure schematic view when embodiment is in non-solder state, when being mainly used in displaying non-solder state Matching relationship between clamping arm and base；

Fig. 6 is the structural representation of weld assembly, is mainly used in showing the critical piece structure of weld assembly；

Fig. 7 is the part sectioned view of weld assembly, is mainly used in showing the matching relationship inside weld assembly.

Reference：1st, shield；2nd, upper cover；3rd, low head；4th, foundation ring；5th, the first weld seam；6th, the second weld seam；7th, the 3rd Weld seam；8th, steel cylinder welding mechanism；9th, the first fixture；10th, the second fixture；11st, placement section；111st, base；112nd, rest area；113、 Support roller；114th, clamping arm；1141st, drive end；1142nd, compression end；115th, hold-down roller；12nd, drive division；121st, lift cylinder； 122nd, rack is driven；123rd, fluted disc is driven；124th, plane；13rd, connected unit；14th, contact roller；15th, guide sleeve；16th, guide groove； 17th, weld assembly；171st, welding gun；172nd, holder；18th, platform is covered；19th, mounting surface；20th, turntable；21st, fixed station；22nd, it is fixed Piece；23rd, holding piece；24th, fastening bolt；25th, locating part；26th, Yi Ping mechanisms；261st, bottle rack is moved；262nd, bottle manipulator is moved； 263rd, actuator；27th, welding bench；28th, raw material placement space；29th, finished product placement space；30th, raw material rack；31st, conveyer belt Mechanism.

Embodiment

The utility model is described in further detail below in conjunction with accompanying drawing.

A kind of comprehensive steel cylinder welder, referring to shown in Fig. 1 and Fig. 2, including the steel cylinder bonding machine being placed on ground Structure 8, the steel cylinder welding mechanism 8 includes the first fixture 9, placement section 11, the second fixture 10 from left to right set gradually, the first folder Tool 9 is used to clamp shield 1, and placement section 11 is used to place upper cover 2 and low head 3, and the second fixture 10 is used to clamp foundation ring 4, Weld assembly 17 is provided with placement section 11, the object to be welded that weld assembly 17 can be directly pointed in placement section 11 is welded Operation, in addition to the Yi Ping mechanisms 26 positioned at steel cylinder mechanism side are met, travel mechanism includes the shifting bottle rack being placed on ground 261, sliding is connected with two and moves bottle manipulator 262 on bottle rack 261 is moved, and actuator is also equipped with moving bottle rack 261 263, the actuator 263 can select motor, and actuator 263 can directly drive shifting bottle manipulator 262 and carry out horizontal stroke along bottle rack 261 is moved To movement, and realize that the steel cylinder that upper cover 2 and low head 3 insert placement section 11 or complete welding removes placement section 11, its In shifting bottle manipulator 262 move back and forth direction and the first fixture 9, placement section 11, the orientation of the three of the second fixture 10 It is consistent.

Described in detail below for placement section 11：

Referring to Fig. 1 and Fig. 3, placement section 11 includes base 111, and rest area 112 is provided with the upper surface of base 111, Support roller 113 is provided with rest area 112, it is parallel set between two, and two support rollers 113 that the quantity of support roller 113, which is, Put, when upper cover 2 is placed on rest area 112 with low head 3, the lateral wall of upper cover 2 and low head 3 can mutually be butted on support The outer roller wall of roller 113；Clamping arm 114, the length direction and support roller of jointed shaft are also hinged with by jointed shaft on base 111 It is parallel to each other between 113 axis of rotation, the clamping arm 114 is drive end 1141, the clamping arm 114 close to the end of jointed shaft One end away from jointed shaft is compression end 1142, and hold-down roller 115, weld assembly 17, hold-down roller 115 are provided with compression end 1142 Connected mode between compression end 1142 is is rotatably connected, and hold-down roller 115 and support roller 113 are arranged in parallel, the bottom of at Drive division 12 is also provided with seat 111；Drive division 12 forces in drive end 1141 and makes compression end 1142 close to rest area 112, Until hold-down roller 115 offsets with both upper cover 2, low head 3, at the same time, weld assembly 17 can be to upper cover 2 and low head Welding effect is produced between 3.

Described in detail below for drive division 12：

Referring to shown in Fig. 2, Fig. 4 and Fig. 5, drive division 12 includes lift cylinder 121, and lift cylinder 121 is fixedly connected on On base 111, the output shaft telescopic direction of lift cylinder 121 is vertical direction, is connected with the output shaft of lift cylinder 121 Rack 122 is driven, drive end 1141 is located at the jointed shaft of clamping arm 114, and drive end 1141 is provided with driving fluted disc 123, The driving fluted disc 123 is fixedly connected with the shaft end that is hinged of clamping arm 114, can be straight when lift cylinder 121 carries out lifting action Connect and drive driving rack 122 to move up and down, driving rack 122 can be intermeshed with driving fluted disc 123 and send out driving fluted disc 123 Life rotates in a circumferential direction, and whole clamping arm 114 can rotate in a circumferential direction around person's pin joint；

Referring to shown in Fig. 4 and Fig. 5, driving rack 122 is provided with smooth plane 124 away from the side of driving fluted disc 123, Also connected unit 13 is extended on base 111, rotatable connection has contact roller 14 in the connected unit 13, the outside wheel face of the contact roller 14 All the time it is inconsistent with plane 124, in order to increase the conflict compactness between contact roller 14 and driving rack 122, therefore in contact roller 14 outside wheel face is provided with annular groove, and the groove width of the annular groove is more than or equal to the facewidth of driving rack 122；

In addition, referring to shown in Fig. 4 and Fig. 5, guide sleeve 15 is also fixedly connected with connected unit 13, the guide sleeve 15 The lifting direction of overall length direction and lift cylinder 121 is consistent, and guide groove 16 is provided with inside guide sleeve 15, is being risen When sending down abnormally ascending cylinder 121 drives the driving up and down motion of rack 122, guide groove 16 can guide driving rack 122 to move up and down.

Described in detail below for weld assembly 17：

Referring to shown in Fig. 1, Fig. 2 and Fig. 7, the side of compression end 1142 of clamping arm 114 is provided with 3 welding benches 27,3 The orientation of individual welding bench 27 and the length direction of hold-down roller 115 are consistent, and weld assembly 17 is similarly provided with 3, Three weld assemblies 17 are from left to right followed successively by for welding the first weld seam 5, the second weld seam 6, the 3rd weld seam 7, and weld assembly 17 correspond with welding bench 27, and each weld assembly 17 includes holder 172；

Referring to shown in Fig. 6 and Fig. 7, the holder 172 includes set platform 18, and set platform 18 is socketed on welding bench 27 and can be around Welding bench 27 rotates in a circumferential direction, and covers and is parallel to each other between the axis of rotation of platform 18 and the axis of rotation of clamping arm 114, in clamping Part 172 is provided with locating part 25, and the locating part 25 can select screw, and the locating part 25 is threadedly connected to holder 172 and spacing The end of part 25 can contact at the side wall of welding bench 27；The circumferential side wall for covering platform 18 is provided with rotation on mounting surface 19, the mounting surface 19 Turntable 20 is connected with, fixed station 21 is provided with the side wall of mounting surface 19 in turntable 20, the fixed station 21 includes fixing It is connected to stator 22 on turntable 20, holding piece 23, fastening bolt 24, fastening bolt 24 connects through holding piece 23 and screw thread Stator 22 is connected to, welding gun 171, the length direction and connected unit of welding gun 171 are clamped between stator 22 and holding piece 23 It is inclined to set between 13 length direction.

In addition, referring to shown in Fig. 1 and Fig. 2, be respectively in the both sides of steel cylinder welding mechanism 8 raw material placement space 28 and Finished product placement space 29, in order to be able to lift shelf-stability, raw material rack 30, upper cover 2 are set in raw material placement space 28 It is bonded to each other and be positioned in raw material rack 30 with low head 3；Finished product conveyer mechanism has been set in finished product placement space 29 31, move bottle manipulator 262 and finished product steel cylinder is placed on conveyer mechanism 31, conveyer mechanism 31 can automatically be passed to finished product steel cylinder It is defeated.

Actual use step：

Step one, it is the second weld seam 6 on the second weld seam 6 and low head 3 on upper cover 2 is bonded to each other, and will be multiple Proper alignment is same with this on the raw material rack 30 positioned at raw material placement space 28 simultaneously for above-mentioned upper cover 2 and low head 3 When, shield 1 is clamped on the first fixture 9, foundation ring 4 is clamped on the second fixture 10, in addition, the compression end on clamping arm 114 1142 are located remote from the position of area 112；

Step 2, the upper cover in raw material rack 30 is pointed to close to the shifting bottle manipulator 262 of raw material placement space 28 2nd, low head 3 is clamped, and is transported to rest area 112；

Step 3, the output end of lift cylinder 121 is up moved, and the compression end 1142 on clamping arm 114 is toward close to placement The direction of area 112 is moved, and makes compression end 1142 while being pressed in upper cover 2 and the side wall of low head 3, the first fixture 9 and Two fixtures 10 can be simultaneously close to upper cover 2 and low head 3, and shield 1 is offseted with the side wall of upper cover 2, foundation ring 4 and low head 3 Side wall offsets, and drives shield 1, upper cover 2, low head 3, foundation ring 4 to rotate in a circumferential direction；

Step 4, weld assembly 17 is subjected to the first weld seam 5, the second weld seam 6, the 3rd weld seam 7 simultaneously；

Step 5, the output end of lift cylinder 121 is down moved, and whole clamping arm 114 can be toward the side for being located remote from area 112 To moving, the finished product steel cylinder that whole welding is completed is located on placement section 11；

Step 6, shifting bottle manipulator 262 on finished product placement space 29 is to welding the finished steel of completion in step 5 Bottle is clamped, and is transported to the conveyer mechanism 31 being located on finished product placement space 29, completes the transport of finished product steel cylinder；

Step 7, the upper cover in raw material rack 30 is pointed to close to the shifting bottle manipulator 262 of raw material placement space 28 2nd, low head 3 is clamped, and after the finished product steel cylinder in step 6 is clamped away, in transport to rest area 112.

Wherein above-mentioned steps seven can be operated simultaneously with step 6, alternately be reloaded with reducing by two shifting bottle manipulators 262 Interval time produced by process.

Described above is only exemplary embodiment of the present utility model, not for limitation protection model of the present utility model Enclose, protection domain of the present utility model is determined by appended claim.

Claims (10)

1. a kind of comprehensive steel cylinder welder, including steel cylinder welding mechanism (8), the steel cylinder welding mechanism (8) include being used to put Put the placement section (11) of upper cover (2) and low head (3), the first fixture (9) for clamping shield (1), for clamping foundation ring (4) the second fixture (10), the first fixture (9) and the second fixture (10) are located at the both sides of placement section (11), the placement respectively Portion (11) includes weld assembly (17), and the object to be welded that the weld assembly (17) is pointed in placement section (11) is welded Operation, it is characterized in that：Also include Yi Ping mechanisms (26), the Yi Ping mechanisms (26) include being located at steel cylinder welding mechanism (8) side Shifting bottle rack (261), sliding be connected to move bottle rack (261) shifting bottle manipulator (262), for drive move bottle manipulator (262) realize the actuator (263) of sliding motion, with move bottle manipulator (262) sliding motion can make upper cover (2) and The steel cylinder that low head (3) inserts placement section (11) or completes welding removes placement section (11).

2. a kind of comprehensive steel cylinder welder according to claim 1, it is characterized in that：The shifting bottle manipulator (262) Quantity is two.

3. a kind of comprehensive steel cylinder welder according to claim 1, it is characterized in that：The placement section (11) includes base (111), the base (111) is provided with the rest area (112) placed for upper cover (2), low head (3), the rest area (112) rotation is connected with the support roller (113) for being offseted with upper cover (2), low head (3) in；

Also include the clamping arm (114) being hinged with base (111), the two ends of the clamping arm (114) include drive end respectively (1141) and compression end (1142), there be for being located at rest area while compressing rotatable connection on the compression end (1142) (112) interior upper cover (2), the hold-down roller (115) of low head (3), the base (111) are provided with drive division (12), described to drive Dynamic portion (12) force in drive end (1141) and make compression end (1142) that the state closer or far from rest area (112) is presented.

4. a kind of comprehensive steel cylinder welder according to claim 3, it is characterized in that：The drive division (12) includes lifting Driving rack (122) is connected with cylinder (121), the output shaft of the lift cylinder (121), the drive end (1141) is located at At the jointed shaft of clamping arm (114), there are driving fluted disc (123), the tooth of the driving rack (122) on the drive end (1141) The flank of tooth of face and driving fluted disc (123) is intermeshed and then drives clamping arm (114) to be rotated in a circumferential direction around pin joint.

5. a kind of comprehensive steel cylinder welder according to claim 4, it is characterized in that：The driving rack (122) is deviated from Drive the side of fluted disc (123) to be provided with plane (124), the base (111) and be fixedly connected with connected unit (13), the connection Rotatable connection has contact roller (14) on platform (13), and outside wheel face and the plane (124) of the contact roller (14) offset.

6. a kind of comprehensive steel cylinder welder according to claim 5, it is characterized in that：Also fixed on the connected unit (13) It is connected with inside guide sleeve (15), the guide sleeve (15) and is provided with guide groove (16), the driving rack (122) is located at guide groove (16) in, the lifting direction of the length direction and lift cylinder (121) of the guide groove (16) is consistent.

7. a kind of comprehensive steel cylinder welder according to claim 3, it is characterized in that：The compression of the clamping arm (114) (1142) side is held to be provided with welding bench (27), the weld assembly (17) includes welding gun (171), for clamping welding gun (171) Holder (172), locating part (25) in welding bench (27), the holder (172) are socketed on welding bench (27) and can boxings Connect platform (27) to rotate in a circumferential direction, between the axis of rotation of the holder (172) and the axis of rotation of clamping arm (114) mutually Parallel, the locating part (25) is used to make holder (172) be limited in the specified anglec of rotation.

8. a kind of comprehensive steel cylinder welder according to claim 7, it is characterized in that：The holder (172) includes using In the set platform (18) being socketed with welding bench (27), the circumferential side wall of the set platform (18) is provided with mounting surface (19), described to install Rotatable connection has turntable (20) on face (19), and the turntable (20) is provided with away from the side wall of mounting surface (19) to be used to fix The fixed station (21) of welding gun (171).

9. a kind of comprehensive steel cylinder welder according to claim 8, it is characterized in that：The fixed station (21) includes fixing It is connected to stator (22) on turntable (20), holding piece (23), fastening bolt (24), the fastening bolt (24) is through folder Hold piece (23) and be threadedly connected to stator (22), the welding gun (171) is held between stator (22) and holding piece (23), It is inclined to set between the length direction of welding gun (171) and the length direction of connected unit (13).

10. a kind of comprehensive steel cylinder welder according to claim 1 ~ 9 any one, it is characterized in that：The steel cylinder weldering The both sides of connection mechanism (8) are respectively raw material placement space (28) and finished product placement space (29), the raw material placement space (28) it is used to place the upper cover (2) and low head (3) not welded, the finished product placement space (29), which is used to place, welds Connect the steel cylinder finished product of completion.