CN112958980B - Car body side wall and bottom plate clamp assembly for automatic welding - Google Patents
Car body side wall and bottom plate clamp assembly for automatic welding Download PDFInfo
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- CN112958980B CN112958980B CN202110241222.2A CN202110241222A CN112958980B CN 112958980 B CN112958980 B CN 112958980B CN 202110241222 A CN202110241222 A CN 202110241222A CN 112958980 B CN112958980 B CN 112958980B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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Abstract
The utility model provides a vehicle body side wall and bottom plate clamp assembly for automatic welding, which is used for solving the problem of automatic welding of a vehicle body in the prior art. Comprising the following steps: the bottom plate clamp comprises a bottom plate base and a bottom plate clamping and positioning assembly; the left plate clamp and the right plate clamp comprise a left base, a right base, a left plate clamping and positioning assembly, the left plate clamping and positioning assembly and the right plate clamping and positioning assembly are arranged on the left base and the right base, the left base and the right base comprise a bottom sliding table, a middle rotary table and an L-shaped vertical supporting plate, the middle rotary table is rotatably arranged on the bottom sliding table, the L-shaped vertical supporting plate is arranged on the middle rotary table, and the left plate clamping and positioning assembly and the right plate clamping and positioning assembly are arranged on the L-shaped vertical supporting plate; the front plate clamp and the rear plate clamp are used for clamping and positioning the front plate and the rear plate; the bottom plate clamp, the left plate clamp, the right plate clamp, the front plate clamp and the rear plate clamp form a suspended structure penetrating in the front-back direction.
Description
Technical Field
The utility model relates to the field of vehicle body welding clamps, in particular to a vehicle body side wall and bottom plate clamp assembly for automatic welding.
Background
When the existing automobile body is welded, the front plate, the rear plate, the left plate and the right plate are required to be welded together, meanwhile, the problem of larger resistance exists on some large-size automobile bodies, so that some products are required to incline the left plate and the right plate by a certain angle, the automobile bodies form small-amplitude cones to reduce the resistance, but the prior art cannot realize automatic welding of the automobile bodies, and meanwhile, the automobile body welding in the prior art is only suitable for production of one type of automobile bodies, and cannot realize welding of multiple types of automobile bodies, so that the automobile body welding device has the advantages of high cost, large occupied factory building area and the like.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, an object of the present utility model is to provide a body side and floor clamp assembly for automated welding, which is used for solving the problems of automated welding of a vehicle body in the prior art.
To achieve the above and other related objects, the present utility model provides a body side and floor clamp assembly for automated welding, comprising:
the bottom plate clamp comprises a bottom plate base and a bottom plate clamping and positioning assembly, and the bottom plate clamping and positioning assembly is arranged on the bottom plate base;
the left plate clamp and the right plate clamp are used for clamping and positioning left and right plates, the left plate clamp and the right plate clamp comprise a left base, a right base, a left plate clamping and positioning assembly and a right plate clamping and positioning assembly, the left plate clamping and positioning assembly and the right plate clamping and positioning assembly are installed on the left base and the right base, the left base and the right base comprise a bottom sliding table, a middle rotary table and an L-shaped vertical supporting plate, the middle rotary table is rotatably installed on the bottom sliding table, the rotation axis of the middle rotary table is perpendicular to the horizontal plane, the L-shaped vertical supporting plate is installed on the middle rotary table, and the left plate clamping and positioning assembly and the right plate clamping and positioning assembly are installed on the L-shaped vertical supporting plate;
the front plate clamp and the rear plate clamp are used for clamping and positioning the front plate and the rear plate;
the bottom plate clamp, the left plate clamp, the right plate clamp, the front plate clamp and the rear plate clamp form a transparent suspended structure in the front-back direction below an assembly station.
Optionally, the bottom slip table includes bottom fixed platform, rack, drive gear and slip table motor, the rack is fixed on the bottom fixed platform, the slip table motor is fixed on the middle part revolving stage, the slip table motor drive gear rotates, drive gear with the rack meshing.
Optionally, the bottom sliding table further comprises a guide roller and a guide gear, the guide roller is matched with the back surface of the rack, and the guide gear is meshed with the rack.
Optionally, the middle rotary table comprises a middle table body, an arc chute arranged on the middle table body, a sliding block arranged in the arc chute and a linear driving piece; one end of the linear driving piece is hinged to the middle rotary table, the other end of the linear driving piece is hinged to the bottom plate of the L-shaped vertical supporting plate, and the bottom plate of the L-shaped vertical supporting plate is mounted on the sliding block.
Optionally, the arc spout has the multiunit, and each the arc spout corresponds to be set up the slider, the bottom plate of straight line driving piece and L type vertical backup pad articulates.
Optionally, the front plate clamp, the back plate clamp, the bottom plate clamping and positioning assembly and the left plate clamping and positioning assembly and the right plate clamping and positioning assembly all comprise clamping driving pieces, a connecting rod mechanism, movable clamping blocks and fixed clamping blocks, the clamping driving pieces drive the connecting rod mechanism to link, and the connecting rod mechanism drives the movable clamping blocks and the movable clamping blocks to form a pair clamping mode.
Optionally, the front plate clamp, the rear plate clamp, the bottom plate clamping and positioning assembly and the left and right plate clamping and positioning assemblies all further comprise positioning columns, and the positioning columns are used for being inserted into holes of the vehicle body to be positioned.
Optionally, the bottom plate clamping and positioning assembly with the left and right plate clamping and positioning assembly part is a sliding installation structure and realizes position adjustment through the driving piece so as to adapt to clamping of different vehicle types, and the bottom plate clamping and positioning assembly with the left and right plate clamping and positioning assembly part is a fixed installation structure so as to realize sharing of clamping and positioning structures of a plurality of vehicle types.
Optionally, the left plate clamp and the right plate clamp all further comprise fixed welding devices, the fixed welding devices are installed on the L-shaped vertical supporting plates, and the fixed welding devices comprise a welding supporting frame and a plurality of welding guns fixedly installed on the welding supporting frame.
Optionally, at least one part of each welding gun is independently controlled to be electrified so as to adapt to the welding spot changes of different types of vehicle bodies.
As described above, the body side and floor clamp assembly for automated welding of the present utility model has at least the following beneficial effects:
through the cooperation of the bottom slip table and the middle part revolving stage of left board anchor clamps and right board anchor clamps, can be with controlling the board and press from both sides the locating component and can overturn certain angle to adapt to product inclination's demand, each anchor clamps mutually support, realize the bottom plate and the side wall concatenation of a automobile body, then weld the automobile body with welding equipment. Meanwhile, as the bottom plate clamp, the left plate clamp, the right plate clamp, the front plate clamp and the rear plate clamp form a through suspended structure in the front-back direction below the assembly station, the suspended structure can enable the skid to enter, and then the skid rises to lift the vehicle body and convey the vehicle body forwards, so that automation of a plurality of links is realized.
Drawings
Fig. 1 shows a schematic view of a body side and floor clamp assembly (right panel clamp not shown) for automated welding in accordance with the present utility model.
Fig. 2 shows a schematic view of the floor jig of the present utility model.
Fig. 3 shows a schematic view of the bottom slipway of the present utility model.
Fig. 4 is a schematic view of a middle turret according to the present utility model at a first view.
Fig. 5 is a schematic view of a middle turret according to the present utility model from a second perspective.
Fig. 6 shows a schematic view of the left panel clamp of the present utility model.
Fig. 7 is a schematic view of a stationary welding apparatus according to the present utility model.
Fig. 8 shows a schematic view of the reciprocating type lifting roller machine of the present utility model.
Fig. 9 is a partially disassembled schematic view of the reciprocating type lifting roller machine of the present utility model.
Fig. 10 is a schematic view of a lifting transmission mechanism of the present utility model.
Description of the embodiments
Further advantages and effects of the present utility model will become apparent to those skilled in the art from the disclosure of the present utility model, which is described by the following specific examples.
Please refer to fig. 1 to 10. It should be understood that the structures, proportions, sizes, etc. shown in the drawings are for illustration purposes only and are not intended to limit the scope of the present utility model, which is defined by the claims, unless otherwise indicated, and that any structural modifications, proportional changes, or adjustments of size, which would otherwise be used in the practice of the present utility model, would be apparent to those skilled in the art without departing from the spirit and scope of the present utility model. Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the utility model, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the utility model may be practiced.
The following examples are given by way of illustration only. Various embodiments may be combined and are not limited to only what is presented in the following single embodiment.
The side wall referred to in this application is a generic term for the front, rear, left and right panels of a vehicle body.
Referring to fig. 1-6, the present utility model provides a body side and floor clamp assembly for automated welding, comprising: a floor jig 31, a left panel jig 32, a right panel jig, a front panel jig 33, and a rear panel jig 34, the floor jig 31 including a floor base 311 and a floor clamping and positioning assembly 312, the floor clamping and positioning assembly 312 being mounted on the floor base 311; the left plate clamp 32 and the right plate clamp are used for clamping and positioning left and right plates, the left plate clamp 32 and the right plate clamp comprise a left base 321, a right base 321 and a left plate clamping and positioning assembly 322, the left plate clamping and positioning assembly 322 is installed on the left base 321 and the right base 321, the left base 321 comprises a bottom sliding table 3211, a middle rotating table 3212 and an L-shaped vertical supporting plate 3213, the middle rotating table 3212 is rotatably installed on the bottom sliding table 3211, the rotation axis of the middle rotating table 3212 is perpendicular to the horizontal plane, the L-shaped vertical supporting plate 3213 is installed on the middle rotating table 3212, and the left plate clamping and positioning assembly 322 is installed on the L-shaped vertical supporting plate 3213; the front plate clamp 33 and the rear plate clamp 34 are used for clamping and positioning a front plate and a rear plate; the assembly station formed by the bottom plate clamp 31, the left plate clamp 32, the right plate clamp, the front plate clamp 33 and the rear plate clamp 34 forms a suspended structure penetrating in the front-rear direction. Through the cooperation of the bottom slipway 3211 and the middle turntable 3212 of left plate fixture 32 and right plate fixture, can be with controlling the plate and press from both sides locating component 322 and can overturn certain angle to adapt to product inclination's demand, each anchor clamps mutually support, realize the bottom plate and the side wall concatenation of automobile body, then weld the automobile body with welding equipment. Meanwhile, as the bottom plate clamp 31, the left plate clamp 32, the right plate clamp, the front plate clamp 33 and the rear plate clamp 34 form a transparent suspended structure in the front-rear direction below the assembly station, the suspended structure can enable the skid 4 to enter, and then the skid 4 rises to lift the vehicle body and convey the vehicle body forwards, so that automation of a plurality of links is realized. The skid 4 can be specifically arranged on a liftable rolling machine 2, so that the skid 4 can be forwards conveyed, and meanwhile, the skid 4 can be lifted to support a vehicle body. In fig. 1 and 6, the front and rear plate clamps are mounted on the L-shaped vertical support plate 3213, and the front and rear plate clamps are mounted on both sides of the L-shaped vertical support plate 3213, and the front and rear plates are clamped by a clamping and positioning assembly combination of the front and rear plate clamps after the front and rear plates are spliced in place.
In this embodiment, referring to fig. 3-5, the bottom sliding table 3211 includes a bottom fixed platform 32111, a rack 32112, a driving gear 32113 and a sliding motor 32114, the rack 32112 is fixed on the bottom fixed platform 32111, the sliding motor 32114 is fixed on the middle turntable 3212, the sliding motor 32114 drives the driving gear 32113 to rotate, and the driving gear 32113 is meshed with the rack 32112. The structure of the driving gear 32113 and the rack 32112 realizes reciprocating motion and has the characteristic of high control precision. Optionally, the bottom sliding table 3211 further includes a guide roller 32115 and a guide gear 32116, the guide roller 32115 is matched with the back surface of the rack 32112, and the guide gear 32116 is meshed with the rack 32112. Through the design of the guide roller 32115 and the guide gear 32116, the positioning of two sides of the rack 32112 can be realized, and the problem that the middle turntable 3212 shifts or jumps teeth when the bottom fixed platform 32111 moves is avoided. As can be seen in fig. 5, the guide roller 32115 has two bearing points, that is, at least two bearing points are located on the back of the rack 32112, and two bearing points are located on the front of the rack 32112, that is, the driving gear 32113 and the guide gear 32116, so that the mutual matching structure on the rack 32112 is more reliable.
In this embodiment, referring to fig. 4-6, the middle turntable 3212 includes a middle stage body 32121, an arc chute 32122 provided on the middle stage body 32121, a slider 32123 installed in the arc chute 32122, and a linear driving member 32124; one end of the linear driving member 32124 is hinged to the middle turntable 3212, the other end of the linear driving member 32124 is hinged to the bottom plate of the L-shaped vertical supporting plate 3213, and the bottom plate of the L-shaped vertical supporting plate 3213 is mounted on the sliding block 32123. Through the cooperation of arc spout 32122 and slider 32123, when linear drive spare 32124 promotes L type immediately to backup pad 3213 and slider 32123 when arc spout 32122 internal motion, L type immediately to backup pad 3213 takes place the deflection, and the left and right sides board clamp positioning assembly 322 of L type immediately to backup pad 3213 also follow the deflection to realize that left board and right board form the minor angle, when the product of certain model does not need to have the angle, then linear drive spare 32124 do not drive its angle of adjustment can, can realize the adaptation of multiple model. Optionally, the arc-shaped sliding grooves 32122 have multiple groups, each arc-shaped sliding groove 32122 is correspondingly provided with the sliding block 32123, and the linear driving piece 32124 is hinged with the L-shaped vertical supporting plate 3213. The plurality of groups of arc-shaped sliding grooves 32122 and sliding blocks 32123 arranged on the bottom plate of the L-shaped vertical supporting plate 3213 are matched, so that the guide function is achieved at a plurality of positions, and the guide function can be more stable and accurate when the guide device deflects at a certain angle.
In this embodiment, referring to fig. 1 and 6, the front plate fixture 33, the rear plate fixture 34, the bottom plate clamping and positioning assembly 312, and the left and right plate clamping and positioning assemblies all include a clamping driving member, a link mechanism, a movable clamping block, and a fixed clamping block, wherein the clamping driving member drives the link mechanism to link, and the link mechanism drives the movable clamping block and the movable clamping block to form a pair-clamping mode. The structure of centre gripping locating component is prior art, is not the improvement point of this application, and centre gripping locating component is to the profile adaptation overall arrangement of side wall and bottom plate also not the improvement point of this application, and it is prior art also, and here only is for the integrality of technique to explain, and the person skilled in the art can select or adjust as required, how to realize centre gripping locating process in particular, and this is not repeated here.
In this embodiment, referring to fig. 1 and 6, the front plate fixture 33, the rear plate fixture 34, the bottom plate clamping and positioning assembly 312, and the left and right plate clamping and positioning assemblies all further include positioning posts for being inserted into holes of a vehicle body to be positioned. The positioning action and the clamping action are matched with each other, so that the clamping of the vehicle body is realized.
In this embodiment, referring to fig. 1 and 6, the bottom plate clamping and positioning assembly 312 and the left and right plate clamping and positioning assembly are of a sliding mounting structure and are adapted to clamping of different vehicle types through position adjustment of the active driving member, and the bottom plate clamping and positioning assembly 312 and the left and right plate clamping and positioning assembly are of a fixed mounting structure so as to realize sharing of clamping and positioning structures of multiple vehicle types. The core is that adaptation to multiple model automobile bodies is realized through a anchor clamps, and the fixed mounting structure realizes centre gripping and the location to general part, and the slip mounting structure can realize the position adjustment to the centre gripping locating component in order to adapt to the centre gripping of new model motorcycle type. The automobile body of different models can have different reference column combinations to realize the location, can have different centre gripping locating component combinations to realize the location, when the automobile body centre gripping of a certain model, not all fixed mounting structure all need be used, but a motorcycle type is with corresponding centre gripping locating component part combination, and specific skilled in the art can set up the selection as required.
In this embodiment, referring to fig. 7, the left plate fixture 32 and the right plate fixture further include a fixed welding device 323, the fixed welding device 323 is mounted on the L-shaped vertical support plate 3213, and the fixed welding device 323 includes a welding support frame 3231 and a plurality of welding guns 3232 fixedly mounted on the welding support frame 3231. The fixed welding device 323 can spot-weld a portion of the weld, particularly where the welding robot cannot weld. Optionally, at least a portion of each welding gun 3232, the welding gun 3232 is independently controlled to be electrified to adapt to welding spot changes of different types of vehicle bodies. By independent control of the welding gun 3232, the welding gun 3232 at different positions is electrified to realize welding according to the correspondence of different welding positions of different types of vehicle bodies, and the welding gun 3232 at the welding position is not electrified.
Referring to fig. 8 to 10, the present utility model provides a reciprocating lifting rolling machine, comprising: the device comprises a containing box 21, a wheel set mechanism 22, a guide mechanism 23, a lifting transmission mechanism 1 and a fixed base 25, wherein the containing box 21 is of a long strip structure, and the length direction of the containing box 21 is the conveying direction; the wheel set mechanism 22 comprises a transverse motor 221, a transmission piece 222 and a plurality of carrier roller sets 223 which are arranged along the length direction of the accommodating box 21; the roller set 223 comprises a transverse shaft 2231 and bearing wheels 2232 positioned at two ends of the transverse shaft 2231, the transverse shaft 2231 is rotatably mounted on the accommodating box 21, the transverse motor 221 synchronously drives a plurality of transverse shafts 2231 to rotate through the transmission piece 222, and the bearing wheels 2232 partially protrude out of the upper surface of the accommodating box 21; the guide mechanism 23 is for guiding the housing box 21 in the vertical direction; the lifting transmission mechanism 1 is used for driving the accommodating box 21 to move in the vertical direction; the lifting transmission mechanism 1 is mounted on the fixed base 25. Through the cooperation of wheelset mechanism 22, can realize the free transport of the fore-and-aft direction of skid, and only need a transverse motor 221 as the actuating source, carry out vertical direction to holding case 21 through guiding mechanism 23 simultaneously, through the setting of lift drive mechanism 1, lift drive mechanism 1 can drive and hold case 21 and go up and down, thereby realized the transport of fore-and-aft direction, and the adjustment of elevating movement, specific can be applied to and need lift a certain part, then carry forward again, more specific say after the side wall and the bottom plate of automobile body weld, need hold up the automobile body, forward transport enters into next process.
In alternative embodiments, the driving member 222 may be in the form of a belt and pulley fit, or the driving member 222 may be in the form of a chain and sprocket fit, or the driving member 222 may be in the form of a gear and toothed belt fit. In fig. 2, a belt and pulley-engaged type transmission is used.
In this embodiment, referring to fig. 8 to 10, the guiding mechanism 23 includes a guiding male member 231 and a vertical guiding groove 232, and the guiding male member 231 is disposed in the vertical guiding groove 232. Optionally, the guide male member 231 is in a columnar structure or the guide male member 231 is in a roller structure. By the arrangement of the guide mechanism 23, the holding box 21 can be kept fixed in the horizontal direction in the lifting process, and the holding box 21 is prevented from being driven to move in the front-rear direction due to the horizontal displacement of the lifting transmission mechanism 1.
Referring to fig. 8, the lifting transmission mechanism 1 includes: the device comprises a fixed seat 11, a supporting crutch 12, a connecting arm 13, a rotation driving piece 14 and a driving wheel 15, wherein the fixed seat 11 is arranged in pairs; the corner position of the supporting crutch 12 is rotatably arranged on the fixed seat 11, and one end of the supporting crutch 12 is provided with a rolling bearing 120; one end of the connecting arm 13 is hinged with the other end of the supporting crutch 12; the rotation driving member 14 drives the driving wheel 15 to rotate, and the other end of the connecting arm 13 rotates and is eccentrically mounted on the driving wheel 15. Through the eccentric rotation connection of drive wheel 15 and linking arm 13 for drive wheel 15 can pulling or promote linking arm 13 when rotating, linking arm 13 again pulls or promotes and supports turning 12 and overturn, when supporting turning 12 takes place to overturn, be equipped with antifriction bearing 120's one end highly change, thereby realize going up and down, because antifriction bearing 120's setting, make it adapt to the horizontal displacement change that the upset motion led to support turning 12 terminal, antifriction bearing 120 realizes supporting a platform, antifriction bearing 120 rolls at the lower surface of platform and highly changes simultaneously, thereby realize the drive of lift, the vertical space that its occupation reduces simultaneously. Alternatively, the rotary drive 14 is an electric or hydraulic motor. Alternatively, the connecting arm 13 is mounted at an eccentric position of the driving wheel 15 by a pin. The rolling bearing is fitted to the lower surface of the housing case 21, and the fixed base 11 is fixed to the fixed base 25.
In this embodiment, referring to fig. 10, optionally, the supporting crutch 12 includes a first support arm 121, a second support arm 122, and a supporting shaft 123, where the first support arm 121 and the second support arm 122 are both fixed on the supporting shaft 123, the first support arm 121 and the second support arm 122 are disposed at an included angle, and the supporting shaft 123 is rotatably mounted on the fixing seat 11. The first arm 121, the second arm 122 and the support shaft 123 form a lever structure such that when the connecting arm 13 pulls or pushes one arm, the height of the other arm is changed, thereby achieving height adjustment. Optionally, at least one first support arm 121 is disposed, each first support arm 121 is disposed in parallel, at least one second support arm 122 is disposed in parallel between each second support arm 122. When the first support arm 121 and the second support arm 122 are more than one, on one hand, the structure is enhanced, and on the other hand, stress points can be increased between the driven platform and the first support arm 121, so that the stress stability of the platform is improved. Optionally, the first arm 121 and the second arm 122 are further provided with a reinforcing rib 1211. Further increasing the bearing capacity of the first arm 121 and the second arm 122.
In this embodiment, referring to fig. 10, optionally, the fixing base 11 and the supporting crutch 12 cooperate to form a supporting group, at least one supporting group is disposed in the length direction of the connecting arm 13, when there are multiple supporting groups, each supporting group is connected through a connecting rod 16, and two ends of the connecting rod 16 are respectively hinged to one end of the supporting crutch 12, which is not provided with the rolling bearing 120. The plurality of support groups are arranged, so that a plurality of point supports can be realized, the span is relatively large, for example, four rolling bearings 120 in fig. 1 realize four-point supports, and the balance of forces can be ensured. Meanwhile, the structure only needs one rotary driving piece 14 as power output, and the multiple groups of supporting groups can synchronously lift through the linkage of the connecting rods 16, so that the structure is simple and the occupied space is small.
In this embodiment, referring to fig. 8 and 9, a skid stopper 26 is further included, and the skid stopper 26 is used to stop the skid on the carrier wheel 2232. Optionally, the skid stopper 26 can be actively extended and retracted vertically and pass through the upper surface of the housing case 21 and block the skid. The skid may be provided with a longitudinal chute which is placed on the carrier wheel and when the skid is required to be stopped, the skid stopper 26 is pushed upwards out of the locking skid, and the specific skid stopper 26 may be driven by a cylinder.
In this embodiment, referring to fig. 9, the lifting height detecting sensor 27 is further included, and the lifting height detecting sensor 27 is used for feeding back lifting position information. The lifting height detection sensors 27 can be vertically arranged in plurality, so that multipoint detection is realized, and real-time feedback and closed-loop control of each height are realized.
In summary, according to the utility model, through the cooperation of the bottom sliding table 3211 and the middle sliding table 3212 of the left plate clamp 32 and the right plate clamp, the left plate clamp positioning assembly 322 and the right plate clamp positioning assembly 322 can be turned over for a certain angle so as to adapt to the requirement of the inclination angle of a product, the clamps are mutually matched, the bottom plate and the side wall of the automobile body are spliced, and then the welding equipment is used for welding the automobile body. Meanwhile, as the bottom plate clamp 31, the left plate clamp 32, the right plate clamp, the front plate clamp 33 and the rear plate clamp 34 form a transparent suspended structure in the front-rear direction below the assembly station, the suspended structure can enable the skid 4 to enter, and then the skid 4 rises to lift the vehicle body and convey the vehicle body forwards, so that automation of a plurality of links is realized.
The above embodiments are merely illustrative of the principles of the present utility model and its effectiveness, and are not intended to limit the utility model. Modifications and variations may be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the utility model. Accordingly, it is intended that all equivalent modifications and variations of the utility model be covered by the claims, which are within the ordinary skill of the art, be within the spirit and scope of the present disclosure. .
Claims (2)
1. A body side and floor clamp assembly for automated welding comprising:
the bottom plate clamp comprises a bottom plate base and a bottom plate clamping and positioning assembly, and the bottom plate clamping and positioning assembly is arranged on the bottom plate base;
the left plate clamp and the right plate clamp are used for clamping and positioning left and right plates, the left plate clamp and the right plate clamp comprise a left base, a right base, a left plate clamping and positioning assembly, a right plate clamping and positioning assembly, a left base, a right base, a bottom sliding table, a middle rotary table and an L-shaped vertical supporting plate, the middle rotary table is rotatably arranged on the bottom sliding table, the rotation axis of the middle rotary table is vertical to the horizontal plane, the L-shaped vertical supporting plate is arranged on the middle rotary table, and the left plate clamping and positioning assembly is arranged on the L-shaped vertical supporting plate;
the front plate clamp and the rear plate clamp are used for clamping and positioning the front plate and the rear plate;
the bottom plate clamp, the left plate clamp, the right plate clamp, the front plate clamp and the rear plate clamp form a transparent suspended structure in the front-back direction below an assembly station;
the bottom sliding table comprises a bottom fixing platform, a rack, a driving gear and a sliding table motor, wherein the rack is fixed on the bottom fixing platform, the sliding table motor is fixed on the middle rotary table, the sliding table motor drives the driving gear to rotate, and the driving gear is meshed with the rack;
the middle rotary table comprises a middle table body, an arc-shaped chute arranged on the middle table body, a sliding block arranged in the arc-shaped chute and a linear driving piece; one end of the linear driving piece is hinged to the middle rotary table, the other end of the linear driving piece is hinged to the bottom plate of the L-shaped vertical supporting plate, and the bottom plate of the L-shaped vertical supporting plate is arranged on the sliding block;
the bottom sliding table further comprises a guide roller and a guide gear, the guide roller is matched with the back surface of the rack, and the guide gear is meshed with the rack;
the linear driving piece is hinged with the bottom plate of the L-shaped vertical supporting plate;
the front plate clamp, the rear plate clamp, the bottom plate clamping and positioning assembly and the left plate clamping and positioning assembly and the right plate clamping and positioning assembly respectively comprise a clamping driving piece, a connecting rod mechanism, a movable clamping block and a fixed clamping block, wherein the clamping driving piece drives the connecting rod mechanism to link, and the connecting rod mechanism drives the movable clamping block and the movable clamping block to form a clamping mode;
the front plate clamp, the rear plate clamp, the bottom plate clamping and positioning assembly and the left and right plate clamping and positioning assemblies all further comprise positioning columns, and the positioning columns are used for being inserted into holes of a vehicle body to be positioned;
the bottom plate clamping and positioning assembly and the left and right plate clamping and positioning assembly are of sliding mounting structures and are subjected to position adjustment through the driving piece so as to adapt to clamping of different vehicle types, and the bottom plate clamping and positioning assembly and the left and right plate clamping and positioning assembly are of fixed mounting structures so as to realize sharing of clamping and positioning structures of a plurality of vehicle types;
the left plate clamp and the right plate clamp both further comprise fixed welding devices, the fixed welding devices are installed on the L-shaped vertical supporting plates, and the fixed welding devices comprise a welding supporting frame and a plurality of welding guns fixedly installed on the welding supporting frame.
2. The body side shell and floor clamp assembly for automated welding of claim 1 wherein: and at least one part of each welding gun is independently controlled to be electrified so as to adapt to the welding spot changes of different types of vehicle bodies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110241222.2A CN112958980B (en) | 2021-03-04 | 2021-03-04 | Car body side wall and bottom plate clamp assembly for automatic welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110241222.2A CN112958980B (en) | 2021-03-04 | 2021-03-04 | Car body side wall and bottom plate clamp assembly for automatic welding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112958980A CN112958980A (en) | 2021-06-15 |
| CN112958980B true CN112958980B (en) | 2023-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110241222.2A Active CN112958980B (en) | 2021-03-04 | 2021-03-04 | Car body side wall and bottom plate clamp assembly for automatic welding |
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|---|---|---|---|---|
| CN114603299A (en) * | 2022-03-14 | 2022-06-10 | 广州明珞装备股份有限公司 | Welding production line, assembling device and clamping workbench thereof |
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