CN109352258A - A kind of overturning mounted welder of chassis of semi-trailer - Google Patents

Abstract

The invention discloses a kind of overturning mounted welders of chassis of semi-trailer, including pedestal, the top of pedestal is symmetrically arranged with two support components, the upper end of support component is equipped with lifting assembly, the opposite side of lifting assembly is equipped with overturning component, lifting assembly is used to adjust the height of overturning component, it overturns the opposite side of component and is equipped with clamping component, overturning component is used to drive the rotation of clamping component, clamping component is used for the I-beam of fixed underpan, adjusting component is additionally provided on pedestal, adjust component for drive one of support component relative to or back to another support component move, it welds on the chassis that this tooling is suitable for different length, by being rotated at any angle to chassis, finding worker facilitates the angle of welding to weld, improve welding efficiency, the height on chassis is adjusted by lifting assembly, adjust worker to best welding Posture is welded, and eliminating needs station to carry out welding brought security risk to chassis lower end below chassis in previous welding process.

Description

A kind of overturning mounted welder of chassis of semi-trailer

Technical field

The present invention relates to chassis welding fields, particularly relate to a kind of overturning mounted welder of chassis of semi-trailer.

Background technique

Semitrailer is that axle is placed in behind vehicle's center of gravity, and the connection that horizontal and vertical power can be transmitted to tractor is housed The trailer of device is tied, semitrailer is usually three axis semitrailers, and type is divided into 11 rice barn column semitrailers, and 13 rice barn columns are low A lot of types such as flat bed trailer are a kind of transport vehicles for the heavy type being connected by towing pin with semi-mounted headstock, half The chassis of trailer is used to support, installs each component, and receives the power of engine, keeps normally travel, at present mainstream semitrailer Chassis body part include two I-beams disposed in parallel, several reinforcing beams, fixation side are set between I-beam Formula is welding, and as shown in Figure 8 and Figure 9, the section of reinforcing beam is mainly C font, and the junction of both ends and I-beam is to be fully welded Area need to be fully welded a circle, due to that can not overturn to chassis, cause part welding zone not allowed easy to operate, so that welding efficiency is low, be Chassis is fixed on higher position when welding, worker station is below chassis to connection in the production plant of current semitrailer by this The lower end at place is fully welded, and two layers of welding platform is arranged at chassis both ends, worker station is in two layers of welding platform to junction Upper end is fully welded, current this welding manner, low efficiency, and no matter worker station below chassis or in welding platform, all has There is certain risk, therefore, how realizing the reliable of chassis, safety and quickly overturning is the key that solve the above problems.

Summary of the invention

In view of this, it is an object of the invention to propose a kind of overturning mounted welder of chassis of semi-trailer, to solve aforementioned back Whole defects in scape technology or one of.

Based on the overturning mounted welder of above-mentioned purpose chassis of semi-trailer provided by the invention, including pedestal, the pedestal it is upper Portion is symmetrically arranged with two support components, and the upper end of the support component is equipped with lifting assembly, the opposite side of the lifting assembly Equipped with overturning component, the lifting assembly is used to adjust the height of overturning component, and the opposite side of the overturning component is equipped with folder Tight component, the overturning component are used to drive the rotation of clamping component, and the clamping component is used for the I-beam of fixed underpan, institute It states and is additionally provided with adjusting component on pedestal, the adjusting component is for driving one of support component opposite or propping up back to another Support component is mobile.

Optionally, the support component includes top beam, column, the second stiffening plate, fixed plate, and the column is fixed on top beam Lower part both ends, the fixed plate is arranged in the lower part of column, and second stiffening plate is triangular steel plate, and described second reinforces One straight flange of plate is fixed on the side of column, and another straight flange is fixedly connected with fixed plate, and the fixed plate is bolted On the top of pedestal, the lifting assembly includes variable weights, the first sliding rail, first slide, transmission chain, the first rotary bar socket, first Gear, the first bull stick, second gear, the second rotary bar socket, the second bull stick, second slide, mounting plate, third motor, commutator, company Axis, third speed reducer and the second sliding rail, the third motor, commutator and third speed reducer are fixed on the middle part of top beam, described The output shaft of third motor and the input terminal of commutator connect, and the output end of the commutator and the input terminal of third speed reducer connect It connects, the connecting shaft is fixed in the two sides output end of third speed reducer, and first rotary bar socket and the second rotary bar socket are fixed on top The both ends of the both upper ends thereof of beam, first bull stick are fixed in the bearing inner race of the first rotary bar socket, and the first gear is fixed It is set on the first bull stick, one end of second bull stick is fixed in the bearing inner race of the second rotary bar socket, the second gear Fixation is set on the second bull stick, the alignment of the center of the first gear and second gear, the transmission chain and first gear and Second gear engages and both ends are located at the two sides of support component, and the variable weights are fixed on two support components back to one The end of the transmission chain of side, the mounting plate are fixed on the end of the transmission chain of two support component opposite sides, and described first Sliding rail is fixed on the columns of two support components back on the side wall of side, the first slide be fixed on the side of variable weights and It is slidably connected with the first sliding rail, second sliding rail is fixed on the side wall of the column opposite side of two support components, described Second slide is fixed on the side of mounting plate and is slidably connected with the second sliding rail, and the overturning component is fixed on a mounting board, institute Overturning component is stated to include first motor, the first speed reducer, rotation seat, shaft, turntable, rotate flange, supporting plate, the first stiffening plate, The first motor and the first speed reducer be fixed on the mounting plate of two lifting assemblies backwards to side, the first motor it is defeated Shaft is connect with the input terminal of the first speed reducer, and the rotation seat is fixed on the opposite side of the mounting plate of two lifting assemblies, The shaft is fixed in the bearing inner race of rotation seat, and one end of the shaft is through mounting plate and defeated with the first speed reducer Outlet connection, the rotation flange are fixed on the other end of shaft, and the turntable is fixedly connected by bolt with rotation flange, institute The side that supporting plate is fixed on turntable is stated, first stiffening plate is triangular steel plate, and a straight flange of first stiffening plate is solid It is scheduled on the lower part of supporting plate, another straight flange is fixed on the side of turntable, and the clamping component is fixed on the top of supporting plate, the clamping Component include roller, keel, cylinder, fixing seat, the second speed reducer, padded plate, the second motor, the first briquetting, the second briquetting, Casing, threaded rod and anti-drop block, the padded plate are fixed on the middle part of supporting plate, and second motor and the second speed reducer are fixed on The output shaft at the middle part of padded plate, second motor is connect with the input terminal of the second speed reducer, and the threaded rod is fixed on In the two sides output end of two speed reducers, the fixing seat is fixed on the top of padded plate and symmetrical about the second speed reducer, described Casing is slidably connected with fixing seat, and described sleeve pipe covers the outside in threaded rod and is threadedly coupled with threaded rod, and the anti-drop block is solid It is scheduled on one end close to the second speed reducer of casing, second briquetting is fixed on one end far from the second speed reducer of casing, The top of supporting plate and symmetrical about the second speed reducer is arranged in the keel, and the cylinder is fixed on the top of keel, institute The piston rod front end that the first briquetting is fixed on cylinder is stated, the roller is arranged in the top of supporting plate and about the second speed reducer pair Claim, the rotating direction of the roller is parallel to the length direction of supporting plate.

Optionally, the adjusting component includes rectangular channel, guide rod, movable block, screw rodb base, screw rod, the 4th speed reducer, One end of pedestal is arranged in four motors and protective plate, the rectangular channel, and the 4th motor and the 4th speed reducer are fixed on rectangle The bottom end of slot, the screw rodb base are fixed on the bottom other end of rectangular channel, the output shaft of the motor and the 4th speed reducer Input terminal connection, one end of the screw rod is fixed in the output end of the 4th speed reducer, and the other end is fixed on the axis of screw rodb base It holds in inner ring, the screw rod is parallel with the length direction of pedestal, and the guide rod is symmetricly set on the both ends of screw rod, the guiding The both ends of bar are fixed on the side wall of rectangular channel, and the middle part of the movable block is connect with wire rod thread, the both ends of the movable block It is slidably connected with guide rod, the fixed plate of one of them support component is fixed on the both upper ends thereof of movable block, the protection The middle part upper end of rectangular channel is arranged in plate, is equipped between the both ends of the protective plate and the side wall of rectangular channel for described in one of them The mobile gap of the column of support component.

From the above it can be seen that the overturning mounted welder of chassis of semi-trailer provided by the invention, by adjusting component tune The spacing of whole two clamping components, the chassis for making this tooling be suitable for different length are welded, and are carried out by clamping component to chassis It is fixed, it drives clamping component to be rotated by overturning component, rotates chassis at any angle, make the worker side of finding Just the angle welded is welded, and welding efficiency is improved, and the height on chassis is adjusted by lifting assembly, worker is found and facilitates weldering The height that connects and adjusting to best welding posture is welded, and eliminating needs station below chassis the bottom of in previous welding process Disk lower end carries out welding brought security risk.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of overturning mounted welder of the invention；

Fig. 2 is the schematic top plan view of adjusting component of the invention；

Fig. 3 is the side schematic view of support component and lifting assembly of the invention；

Fig. 4 is the schematic top plan view of lifting assembly of the invention；

Fig. 5 is the side schematic view of overturning component of the invention；

Fig. 6 is the front schematic view of clamping component of the invention；

Fig. 7 is the schematic top plan view of clamping component of the invention；

Fig. 8 is a kind of schematic diagram of chassis of semi-trailer primary structure of the invention；

Fig. 9 is the welding schematic diagram of I-beam and reinforcing beam.

Wherein 1- pedestal, 2- overturn component, 21- first motor, the first speed reducer of 22-, 23- rotation seat, 24- shaft, 25- Turntable, 26- rotation flange, 27- supporting plate, the first stiffening plate of 28-, 3- clamping component, 31- roller, 32- keel, 33- cylinder, 34- fixing seat, the second speed reducer of 35-, the padded plate of 36-, the second motor of 37-, the first briquetting of 38-, the second briquetting of 39-, 310- set Pipe, 311- threaded rod, 312- anti-drop block, 4- support component, 41- top beam, 42- column, the second stiffening plate of 43-, 44- fixed plate, 5- lifting assembly, 51- variable weights, the first sliding rail of 52-, 53- first slide, 54- transmission chain, the first rotary bar socket of 55-, 56- first Gear, the first bull stick of 57-, 58- second gear, the second rotary bar socket of 59-, the second bull stick of 510-, 511- second slide, 512- installation Plate, 513- third motor, 514- commutator, 515- connecting shaft, 516- third speed reducer, the second sliding rail of 517-, 6- adjust component, 61- rectangular channel, 62- guide rod, 63- movable block, 64- screw rodb base, 65- screw rod, the 4th speed reducer of 66-, the 4th motor of 67-, 68- Protective plate, 7- I-beam, 8- reinforcing beam, 9- are fully welded area.

Specific embodiment

To make the objectives, technical solutions, and advantages of the present invention clearer, below in conjunction with specific embodiment, and reference Attached drawing, the present invention is described in more detail.

It should be noted that all statements for using " first " and " second " are for differentiation two in the embodiment of the present invention The non-equal entity of a same names or non-equal parameter, it is seen that " first " " second " only for the convenience of statement, does not answer It is interpreted as the restriction to the embodiment of the present invention, the direction and position term that furthermore the present invention is previously mentioned, such as "upper", " in ", " Under ", "front", "rear", "left", "right", "inner", "outside", " side " etc., be only the direction and position with reference to annexed drawings, therefore, The direction and position term used is to illustrate and understand the present invention, rather than to limit subsequent embodiment of the present invention to this not An another explanation.

Overturning mounted welder based on a kind of chassis of semi-trailer that above-mentioned purpose provides, including pedestal, the top of the pedestal Two support components are symmetrically arranged with, the upper end of the support component is equipped with lifting assembly, and the opposite side of the lifting assembly is set There is overturning component, the lifting assembly is used to adjust the height of overturning component, and the opposite side of the overturning component, which is equipped with, to be clamped Component, the overturning component are used to drive the rotation of clamping component, and the clamping component is used for the I-beam of fixed underpan, described Adjusting component is additionally provided on pedestal, the adjusting component is for driving one of support component opposite or supporting back to another Component is mobile.

Referring to Fig.1 and combine shown in Fig. 2,8,9, as one embodiment, the overturning welder of chassis of semi-trailer of the invention The both ends of pedestal 1 are arranged in dress, support component 4, and one of support component 4 is fixedly connected with component 6 is adjusted, another support Component 4 is fixedly connected with pedestal 1, and adjusting component 6, to control one of support component 4 opposite or back to another support component 4 It is mobile, so as to adjust the spacing of two support components 4, while being also to be adjusted to the spacing of two clamping components 3, is carrying out When chassis is welded, clamping component 3 is adjusted to suitable spacing, to adapt to the chassis length to be welded, with driving by chassis Two I-beams 7 are hung between clamping component 3, are clamped the both ends of I-beam 7 with clamping component 3, with lifting assembly 5 by I-shaped Beam 7 is promoted to the position for facilitating welding, is then one by one fixed reinforcing beam 8 and 7 spot welding of I-beam by worker, when all reinforcing beams After 8 are fixed, drive clamping component 3 to rotate with overturning component 2, so that reinforcing beam 8 is gone to vertical direction, at this time reinforcing beam 8 and work The junction of word beam 7 is in horizontality, is adjusted again with lifting assembly 5 to 7 height of I-beam, makes adding for vertical direction The lower end of brutal 8 and the junction of I-beam 7 are adjusted to facilitate the height of welding, and worker station is in the side of reinforcing beam 8 to lower end Junction be fully welded, since the junction of 8 lower end of reinforcing beam is in horizontality, welding gun is easy to protrude into, and facilitating is expired Weldering drives clamping component 3 to rotate 180 degree, makes reinforcing beam 8 after 8 lower end junction of reinforcing beam is fully welded with overturning component 2 180 degree is overturn, then 8 other end of reinforcing beam and the junction of I-beam 7 are fully welded by worker, after being fully welded, according to The welding of other accessories needs, and adjusts the angle on chassis, keeps welding gun easy to operate, and the present apparatus passes through rotation 7 He of I-beam The angle of reinforcing beam 8 makes its junction go to horizontal position, convenient for protruding into for welding gun, improves welding efficiency, while welding When, worker is not necessarily to the lower section for ascending a height or being in for a long time chassis, reduces security risk.

In some optional embodiments, as shown in Figure 1, 2, 3, the 4th motor 67 in rectangular channel 61 is in high-speed rotation When, the 4th speed reducer 66 reduces revolving speed and improves driving torque, drives screw rod 65 smoothly to be rotated, screw rod 65 is rotating When, drive movable block 63 to move linearly, guide rod 62 is that the movement of movable block 63 is supported and is oriented to, one of support group The top of movable block 63 is arranged in part 4, by the linear movement of movable block 63, moves one of support component 4, from And the spacing of two support components 4 is adjusted, adjusting method is simple, in addition, support component 4 includes top beam 41 and its underpart The column 42 at both ends, column 42 bottom be arranged fixed plate 44, between fixed plate 44 and column 42 using weld by the way of into Row is fixed, and is locked between fixed plate 44 and pedestal 1 using bolt, fixed plate 44 is same as the top of movable block 63 to adopt Be fixed with bolt, have additional the second stiffening plate 43 between fixed plate 44 and column 42, improve column 42 and fixed plate 44 it Between connectivity robustness protective plate 68, and protective plate 68 are set on the top of rectangular channel 61 for convenience of the weld job of worker Both ends and the side wall of rectangular channel 61 there are gaps, make support component 4 when adjusting spacing, column 42 of not being antagonistic impacts, anti- The setting of backplate 68 have two o'clock meaning, on the one hand convenient for worker stand upon end carry out weld job, on the other hand to worker, Screw rod 65 and the 4th motor 67 are protected.

Chassis height when for steady and safe adjusting welding, lifting assembly 5 are carried out by the way of chain pulling It adjusts, as shown in Figure 3 and Figure 4: commutator 514 is changed the outbound course of third motor 513, makes itself and third speed reducer 516 input terminal matching, there are two output end, each output ends to pass through connecting shaft 515 and the second bull stick for the tool of third speed reducer 516 510 connections, the high rpm low torque that third speed reducer 516 exports third motor 513 is transformed into slow-speed of revolution high torque, thus band Dynamic second gear 58 is rotated, and transmission chain 54 is engaged with second gear 58, when second gear 58 rotates, transmission chain 54 is driven to move It is dynamic, to make the overturning component 2 for hanging over 54 one end of transmission chain be gone up and down, in order to share transmission chain 54 to the work of second gear 58 Firmly, it is equipped with rotatable first gear 56 in the side of second gear 58, transmission chain 54 is equally engaged with first gear 56, is passed The both ends of dynamic chain 54 are respectively equipped with mounting plate 512 and variable weights 51, and mounting plate 512 overturns component 2 for installing, and in column Second sliding rail 517 is set on 42, second slide 511 is set on mounting plate 512, makes mounting plate 512 in lifting along second Sliding rail 517 is slided, and the first sliding rail 52 similarly is arranged in 42 other side of column, first slide is arranged on variable weights 51 53, slide variable weights 51 along the first sliding rail 52 in height adjustment, in height adjustment, mounting plate 512 and weight bearing Block 51 is smoothly moved, and keeps the rising on chassis more stable, and do not shake, and reduces security risk, variable weights 51 Upward active force is generated to mounting plate 512 by transmission chain 54, makes clamping component 3 after fixed underpan, 54 both ends of transmission chain Gravitational difference it is smaller, the stationarity at both ends is high, and required active force is smaller when going up and down to chassis, and chassis variable weights when stopping 51 pairs its generate upward power, offseted with the self gravity on chassis, make chassis welding when stability it is more preferable.

In addition, the high rpm low torque that first speed reducer 22 is exported first motor 21 is transformed into as shown in Fig. 5,6,7 Slow-speed of revolution high torque simultaneously passes to shaft 24, rotates shaft 24 slowly and steadily, rotates and uses between flange 26 and shaft 24 The mode of welding is fixed, and is locked between turntable 25 and rotation flange 26 using bolt, the side that supporting plate 27 passes through welding Formula is fixed on the side of turntable 25, multiple first stiffening plates 28 is welded in the lower part of supporting plate 27 and the side of turntable 25, to improve Connectivity robustness between supporting plate 27 and turntable 25, enables supporting plate 27 to sustain the biggish chassis of quality, and the setting of clamping component 3 exists I-beam 7 is sling for the clamping to I-beam 7, with driving in the top of supporting plate 27, and its both ends is made to fall in clamping component 3 On roller 31, then start the second motor 37, the second motor 37 drives the threaded rod 311 of two sides synchronous by the second speed reducer 35 Rotation, while rotation, the casing 310 being threadedly coupled with it is rotated with it and is moved linearly threaded rod 311, makes casing Medial movement from second briquetting 39 of 310 front ends to I-beam 7, while one end of casing 310 be arranged anti-drop block 312, be used for Its disengaging is limited and prevented to casing 310, and casing 310 is avoided to skid off from fixing seat 34 and separate with threaded rod 311, the The rotation of two motors 37 controls the spacing of two the second briquettings 39, and the pressure of two the second briquettings 39 is adjusted according to the specification on chassis The spacing in tight face makes the requirement parallel spacing of two I-beams of its spacing, 7 inside, then restarts cylinder 33, make cylinder 33 Piston rod stretch out, the first briquetting 38 of piston rod front end pushes I-beam 7 to move on roller 31, and the setting of roller 31 is convenient I-beam 7 is held on it to be fast moved, and so that I-beam 7 is carried out automatic positioning clamping by the work of cylinder 33, instead of people Work carries out position adjustment, time saving and energy saving, and cylinder 33 pushes the first briquetting 38 to press from both sides the medial surface of I-beam 7 and the second briquetting 39 Tightly, lateral surface is compressed by the first briquetting 38, and keel 32 improves the height of the first briquetting 38, can just be pressed on I-shaped The middle position of 7 lateral surface of beam, padded plate 36 improve the height of the second briquetting 39, can just be pressed in I-beam 7 The middle position of side makes 7 uniform force of I-beam, clamps stronger.

It should be understood by those ordinary skilled in the art that: the discussion of any of the above embodiment is exemplary only, not It is intended to imply that the scope of the present disclosure (including claim) is limited to these examples；Under thinking of the invention, above embodiments Or can also be combined between the technical characteristic in different embodiments, step can be realized with random order, and be existed such as Many other variations of the upper different aspect of the invention, for simplicity, they are not provided in details.

In addition, to simplify explanation and discussing, and in order not to obscure the invention, it can in provided attached drawing It is connect with showing or can not show with the well known power ground of integrated circuit (IC) chip and other components.Furthermore, it is possible to Device is shown in block diagram form, to avoid obscuring the invention, and this has also contemplated following facts, i.e., about this The details of the embodiment of a little block diagram arrangements be height depend on will implementing platform of the invention (that is, these details should It is completely within the scope of the understanding of those skilled in the art).Elaborating that detail (for example, circuit) is of the invention to describe In the case where exemplary embodiment, it will be apparent to those skilled in the art that can be in these no details In the case where or implement the present invention in the case that these details change.Therefore, these descriptions should be considered as explanation Property rather than it is restrictive.

Although having been incorporated with specific embodiments of the present invention, invention has been described, according to retouching for front It states, many replacements of these embodiments, modifications and variations will be apparent for those of ordinary skills.Example Such as, discussed embodiment can be used in other memory architectures (for example, dynamic ram (DRAM)).

The embodiment of the present invention be intended to cover fall into all such replacements within the broad range of appended claims, Modifications and variations.Therefore, all within the spirits and principles of the present invention, any omission, modification, equivalent replacement, the improvement made Deng should all be included in the protection scope of the present invention.

Claims (3)

1. a kind of overturning mounted welder of chassis of semi-trailer, which is characterized in that including pedestal (1), the top of the pedestal (1) is symmetrical If the upper end of the support component (4) is equipped with lifting assembly (5), and the lifting assembly (5) is opposite there are two support component (4) Side be equipped with overturning component (2), the lifting assembly (5) be used for adjust overturn component (2) height, the overturning component (2) opposite side is equipped with clamping component (3), and overturning component (2) is used to drive the rotation of clamping component (3), the folder Tight component (3) is used for the I-beam (7) of fixed underpan, is additionally provided on the pedestal (1) and adjusts component (6), the adjusting component (6) for drive one of support component (4) relative to or back to another support component (4) move.

2. the overturning mounted welder of chassis of semi-trailer according to claim 1, which is characterized in that support component (4) packet Top beam (41), column (42), the second stiffening plate (43), fixed plate (44) are included, the column (42) is fixed under top beam (41) Portion both ends, in the lower part of column (42), second stiffening plate (43) is triangular steel plate, described for fixed plate (44) setting One straight flange of the second stiffening plate (43) is fixed on the side of column (42), and another straight flange is fixedly connected with fixed plate (44), institute The top that fixed plate (44) is bolted on pedestal (1) is stated, the lifting assembly (5) includes variable weights (51), the first cunning Rail (52), first slide (53), transmission chain (54), the first rotary bar socket (55), first gear (56), the first bull stick (57), second Gear (58), the second rotary bar socket (59), the second bull stick (510), second slide (511), mounting plate (512), third motor (513), commutator (514), connecting shaft (515), third speed reducer (516) and the second sliding rail (517), the third motor (513), Commutator (514) and third speed reducer (516) are fixed on the middle part of top beam (41), the output shaft of the third motor (513) with The input terminal of commutator (514) connects, and the output end of the commutator (514) is connect with the input terminal of third speed reducer (516), The connecting shaft (515) is fixed in the two sides output end of third speed reducer (516), first rotary bar socket (55) and the second bull stick Seat (59) is fixed on the both upper ends thereof of top beam (41), and the both ends of first bull stick (57) are fixed on the axis of the first rotary bar socket (55) It holds in inner ring, first gear (56) fixation is set on the first bull stick (57), and one end of second bull stick (510) is fixed In the bearing inner race of the second rotary bar socket (59), the second gear (58) fixation is set on the second bull stick (510), and described the The alignment of the center of one gear (56) and second gear (58), the transmission chain (54) and first gear (56) and second gear (58) Engagement and both ends are located at the two sides of support component (4), the variable weights (51) be fixed on two support components (4) back to The end of the transmission chain (54) of side, the mounting plate (512) are fixed on the transmission chain of two support component (4) opposite sides (54) end, first sliding rail (52) are fixed on the column (42) of two support components (4) back on the side wall of side, institute It states first slide (53) to be fixed on the side of variable weights (51) and be slidably connected with the first sliding rail (52), second sliding rail (517) it is fixed on the side wall of column (42) opposite side of two support components (4), the second slide (511) is fixed on It the side of mounting plate (512) and is slidably connected with the second sliding rail (517), the overturning component (2) is fixed on mounting plate (512) On, the overturning component (2) includes first motor (21), the first speed reducer (22), rotation seat (23), shaft (24), turntable (25), flange (26), supporting plate (27), the first stiffening plate (28) are rotated, the first motor (21) and the first speed reducer (22) are solid It is scheduled on the side backwards of the mounting plate (512) of two lifting assemblies (5), the output shaft of the first motor (21) and first slows down The input terminal of machine (22) connects, and the rotation seat (23) is fixed on opposite the one of the mounting plate (512) of two lifting assemblies (5) Side, the shaft (24) are fixed in the bearing inner race of rotation seat (23), and one end of the shaft (24) is through mounting plate (512) and with the output end of the first speed reducer (22) it connect, rotation flange (26) is fixed on the other end of shaft (24), institute It states turntable (25) and is fixedly connected by bolt with rotation flange (26), the supporting plate (27) is fixed on the side of turntable (25), institute Stating the first stiffening plate (28) is triangular steel plate, and a straight flange of first stiffening plate (28) is fixed under supporting plate (27) Portion, another straight flange are fixed on the side of turntable (25), and the clamping component (3) is fixed on the top of supporting plate (27), the clamping Component (3) include roller (31), keel (32), cylinder (33), fixing seat (34), the second speed reducer (35), padded plate (36), Second motor (37), the first briquetting (38), the second briquetting (39), casing (310), threaded rod (311) and anti-drop block (312), institute The middle part that padded plate (36) is fixed on supporting plate (27) is stated, second motor (37) and the second speed reducer (35) are fixed on padded plate (36) output shaft at middle part, second motor (37) is connect with the input terminal of the second speed reducer (35), the threaded rod (311) it is fixed in the two sides output end of the second speed reducer (35), the fixing seat (34) is fixed on the top of padded plate (36) And symmetrically about the second speed reducer (35), described sleeve pipe (310) is slidably connected with fixing seat (34), and described sleeve pipe (310) covers It the outside of threaded rod (311) and is threadedly coupled with threaded rod (311), the anti-drop block (312) is fixed on the close of casing (310) One end of second speed reducer (35), second briquetting (39) are fixed on one far from the second speed reducer (35) of casing (310) End, the keel (32) setting supporting plate (27) top and about the second speed reducer (35) symmetrically, the cylinder (33) is solid It is scheduled on the top of keel (32), first briquetting (38) is fixed on the piston rod front end of cylinder (33), the roller (31) Be arranged the top in supporting plate (27) and about the second speed reducer (35) symmetrically, the rotating direction of the roller (31) is parallel to supporting plate (27) length direction.

3. the overturning mounted welder of chassis of semi-trailer according to claim 2, which is characterized in that adjusting component (6) packet Include rectangular channel (61), guide rod (62), movable block (63), screw rodb base (64), screw rod (65), the 4th speed reducer (66), the 4th electricity Machine (67) and protective plate (68), the rectangular channel (61) are arranged in one end of pedestal (1), and the 4th motor (67) and the 4th subtracts Fast machine (66) is fixed on the bottom end of rectangular channel (61), and the bottom that the screw rodb base (64) is fixed on rectangular channel (61) is another End, the output shaft of the motor are connect with the input terminal of the 4th speed reducer (66), and one end of the screw rod (65) is fixed on the 4th In the output end of speed reducer (66), the other end is fixed in the bearing inner race of screw rodb base (64), the screw rod (65) and pedestal (1) Length direction it is parallel, the guide rod (62) is symmetricly set on the both ends of screw rod (65), and the both ends of the guide rod (62) are solid It is scheduled on the side wall of rectangular channel (61), the middle part of the movable block (63) is threadedly coupled with screw rod (65), the movable block (63) Both ends be slidably connected with guide rod (62), the fixed plate (44) of one of them support component (4) is fixed on movable block (63) both upper ends thereof, the protective plate (68) are arranged at the middle part upper end of rectangular channel (61), the both ends of the protective plate (68) The gap mobile for the column (42) of one of them support component (4) is equipped between the side wall of rectangular channel (61).