CN114905194B - Welding jig is assembled to high box frame - Google Patents
Welding jig is assembled to high box frame Download PDFInfo
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- CN114905194B CN114905194B CN202210457705.0A CN202210457705A CN114905194B CN 114905194 B CN114905194 B CN 114905194B CN 202210457705 A CN202210457705 A CN 202210457705A CN 114905194 B CN114905194 B CN 114905194B
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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
-
- 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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- 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
- B23K37/047—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
-
- 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
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/24—Frameworks
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- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses a welding fixture for assembling a high box frame, which belongs to the technical field of welding fixtures and comprises a base, wherein a primary clamping and adjusting mechanism is arranged on the upper end surface of the base; the one-level clamping and adjusting mechanism comprises a transverse plate, the transverse plate is symmetrically and fixedly connected to the left side and the right side of a base, one end of the transverse plate, which is mutually far away, is symmetrically and fixedly connected with a limiting plate, the right side of the transverse plate is fixedly connected with a one-level motor at the center of the right side of the limiting plate, an output shaft of the one-level motor penetrates through the limiting plate and is fixedly connected with a one-level screw rod, the left end of the one-level screw rod is rotationally connected with the left limiting plate, guide rods are symmetrically arranged on the front side and the rear side of the one-level screw rod, the left end and the right end of the guide rods are respectively fixedly connected with the limiting plates on the left side and the right side, the position of an automatic adjusting frame can be realized, corresponding three-dimensional rectangular frames can be welded to different boxes, and the plane rectangular frames can be welded.
Description
Technical Field
The invention relates to the technical field of welding clamps, in particular to a high box frame assembling welding clamp.
Background
In the prior art, the welding mode for the high box body frame mainly comprises two major types of splicing frames and welding frames, the splicing frames are usually connected through connecting pieces by adopting profile rod pieces, the disassembly and the assembly are convenient, but the frame structure strength and the integrity are not as good as those of the welding frames.
However, the welding rectangular frame has higher requirements on welding quality, welding stress deformation is a main cause of deformation defects of the welding frame, at present, the welding of many rectangular frames is performed by adopting manual frame splicing, welding errors and deformation are larger, and especially, the welding of vertical rods is also included in the rectangular three-dimensional frame, once the vertical rods have larger position deviation, the welding of the rectangular three-dimensional frame is difficult to correct, the welding failure of the rectangular three-dimensional frame is caused, and the operation level requirement on welding workers is higher.
The invention discloses an automatic turnover door frame assembling and welding tool, which comprises a fixing frame, wherein the fixing frame comprises a base, two groups of vertical plates are fixedly arranged on two sides of the surface of the base, a door frame fixing frame is rotatably arranged between the two groups of vertical plates, a motor is electrically fixed on one group of vertical plates, an output shaft of the motor is in transmission connection with the door frame fixing frame, the door frame fixing frame is used for fixing four frame edges of a door frame, when one face of the door frame is welded, the motor can be started to drive the door frame fixing frame to turn over, the door frame is turned over, the welding operation on the other face of the door frame is facilitated, when the door frame is welded, the four frame edges of the door frame are clamped in the door frame fixing frame, when the frame edges are clamped, the frame edges are put between a fixed stop block and a door frame plate clamping block, the door frame plate clamping block is loosened, and the frame edges are tightly clamped under the elastic action of a spring, and the frame edges are fixed.
This welding frock is assembled to door frame that can overturn automatically has the welding framework positive and negative two sides of upset, changes the characteristics of clamping position according to different size door frames, but its clamping and position control all adopt manual regulation, and the operation is loaded down with trivial details relatively, and clamping force all adopts the spring to control, and clamping force can not be adjusted, and clamping stability is relatively poor, and just to the welding of plane rectangle frame, can't realize the welding of three-dimensional rectangle frame, application scope is lower.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide the welding fixture for assembling the high box body frame, which can automatically adjust the position of the frame, weld corresponding three-dimensional rectangular frames for different box bodies, weld planar rectangular frames and improve the application range.
2. Technical proposal
In order to solve the problems, the invention adopts the following technical scheme.
The high box frame assembling and welding fixture comprises a base, wherein a primary clamping and adjusting mechanism is arranged on the upper end surface of the base;
the first-stage clamping and adjusting mechanism comprises transverse plates, wherein the transverse plates are symmetrically and fixedly connected to the left side and the right side of a base, one ends, far away from each other, of the upper end faces of the transverse plates are symmetrically and fixedly connected with limiting plates, the right side of the limiting plates are fixedly connected with a first-stage motor at the center of the right side face of the limiting plates, an output shaft of the first-stage motor penetrates through the limiting plates and is fixedly connected with a first-stage screw rod, the left end of the first-stage screw rod is rotationally connected with the left limiting plate, guide rods are symmetrically arranged on the front side and the rear side of the first-stage screw rod, and the left end and the right end of each guide rod are respectively fixedly connected with the limiting plates on the left side and the right side;
the left side and the right side of the upper end face of the base are fixedly connected with support plates, the primary screw rod and the guide rod penetrate through the support plates and are in rotary connection with the support plates through bearings, primary support tables are symmetrically arranged on the left side and the right side of the base, three lantern rings are fixedly connected to the lower end face of the primary support table, the lantern rings on the front side and the rear side are in sliding connection with the guide rod, and the lantern rings at the center position are in spiral transmission connection with the primary screw rod;
the base top is equipped with tertiary clamping adjustment mechanism, one-level supporting bench top is equipped with second grade clamping adjustment mechanism, through one-level clamping adjustment mechanism, second grade clamping adjustment mechanism and tertiary clamping adjustment mechanism mutually support can be to the different rectangular frame of different box centre gripping.
Furthermore, the front side and the rear side of the base are provided with first-stage supporting tables in front-rear symmetry at the level position of the first-stage supporting tables on the left side and the right side, the front side and the rear side of the first-stage supporting tables on the left side and the right side are fixedly connected with a frame plate, and the left side and the right side of the frame plate are provided with sliding grooves which are communicated left and right near the lower end;
the left side surface and the right side surface of the primary supporting table on the front side and the rear side are respectively fixedly connected with a supporting rod corresponding to the sliding groove, and the other ends of the supporting rods are respectively arranged in the sliding grooves.
Further, four rectangle groove structure's standing groove has all been seted up to one-level brace table up end central point put, and the equal fixedly connected with one-level cylinder of lower terminal surface of standing groove, one side sliding connection that the standing groove is close to the base has one-level splint, and one-level splint respectively with one-level cylinder's telescopic shaft tip fixed connection, four one-level brace table up end is kept away from one-level that one-level equal fixedly connected with baffle of base is close to one-level central point put and has all been seted up the one-level through-hole of the rectangle structure who link up splint, and one-level through-hole inside upper and lower both sides are connected with one-level cylinder through the pivot rotation.
Further, the baffle top is equipped with second grade centre gripping adjustment mechanism, second grade centre gripping adjustment mechanism includes the second grade brace table, the second grade brace table is located four baffle upper ends respectively, and the notch that supplies the baffle to pass has been seted up respectively to one side that the second grade brace table up end is close to the baffle, second grade brace table and baffle sliding connection respectively.
Further, the front side and the rear side of the secondary supporting table above the baffle plate are correspondingly and fixedly connected with frame plates, the left side and the right side of the secondary supporting table above the baffle plate are correspondingly and fixedly connected with supporting rods, and the other ends of the supporting rods are also positioned in the sliding grooves of the frame plates at the front side and the rear side of the secondary supporting plate.
Further, the center of the outer side surface of the secondary supporting table on the front side and the rear side is fixedly connected with a nut, a secondary screw rod is connected in the nut in a spiral transmission mode, the lower end of the outer side surface of the primary supporting table below the secondary screw rod is fixedly connected with a secondary motor, and an output shaft of the secondary motor is fixedly connected with the lower end of the secondary screw rod.
Further, vertical grooves are formed in the center of the outer side faces of the baffles on the left side and the right side, vertical grooves are formed in the positions, which are close to the right, of the outer side faces of the baffles on the front side and the rear side, and two-stage cylinders are fixedly connected to the positions, corresponding to the vertical grooves, of the outer side faces of the four two-stage supporting tables;
the telescopic shaft upper end of second grade cylinder all fixedly connected with fixed plate, the fixed plate all runs through to perpendicular inslot side and fixedly connected with second grade splint.
Further, the second-stage splint is located second grade brace table top, and the second grade opening that a plurality of link up the second-stage splint has been offered to second-stage splint up end equidistance, the inboard all rotates to be connected with the second grade cylinder of second grade opening.
Further, the three-stage clamping and adjusting mechanism comprises three-stage motors, wherein the front side and the rear side of the upper end face of the base are fixedly connected with brackets with U-shaped sections, and the three-stage motors are fixedly connected to the central positions of the upper end faces of the brackets;
the output shaft of the three-stage motor penetrates through the lower part of the bracket and is fixedly connected with a gear, the gear is positioned above the primary screw rod, regulating plates are symmetrically arranged at the centers of the left side and the right side of the gear, and gear teeth meshed with the gear are uniformly distributed on the inner side surface of the regulating plate (33);
the left side the rear end of regulating plate runs through support posterior lateral plate and with rear side one-level brace table fixed connection, the right side the front end of regulating plate runs through support anterior lateral plate and with front side one-level brace table fixed connection, and the regulating plate all slides with the anterior posterior lateral plate of support.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
according to the scheme, the matching of the primary clamping and adjusting mechanism and the secondary clamping and adjusting mechanism and the tertiary clamping and adjusting mechanism can be automatically adjusted, so that the contact positions of the corners of the four frames on the upper side and the four frames on the lower side of the rectangular frame are tightly attached, the centering of the frame is completed, and therefore the welding quality is prevented from being influenced due to the deviation in the welding process.
The height of the upper side frame can be adjusted through the two-stage clamping and adjusting structure, so that the front frame, the rear frame, the left frame and the right frame of the rectangular frame can be matched, and the purpose of clamping the three-dimensional frame is achieved.
According to the scheme, the secondary clamping plates are arranged on the upper end face of the upper side frame, so that the upper side frame is prevented from being ejected out of the secondary supporting table when the upper side frame is clamped with the frame.
According to the scheme, the vertical groove is formed in the baffle plate so as to be convenient to fix and slide up and down along the vertical groove, so that the clamping effect of the secondary clamping plate on the upper side frame is guaranteed all the time.
Drawings
FIG. 1 is a perspective view of a rectangular frame held by a clamp of the present invention;
FIG. 2 is a first perspective view of the present invention;
FIG. 3 is a second perspective view of the present invention;
FIG. 4 is a third perspective view of the present invention;
FIG. 5 is a front view of the present invention;
FIG. 6 is a cross-sectional view taken at A-A of FIG. 2 in accordance with the present invention;
FIG. 7 is a view at B-B in FIG. 5 of the present invention;
FIG. 8 is a view at C-C in FIG. 6, in accordance with the present invention.
The reference numerals in the figures illustrate:
1. a base; 11. a support plate; 12. a bracket; 2. a primary clamping and adjusting mechanism; 21. a primary support table; 211. a placement groove; 22. a first-stage cylinder; 221. a first-stage clamping plate; 222. a first-stage through port; 223. a primary drum; 23. a baffle; 24. a cross plate; 241. a primary motor; 242. a limiting plate; 243. a first-stage screw rod; 244. a guide rod; 245. a collar; 25. a frame plate; 26. a support rod; 27. a chute; 3. a three-stage clamping and adjusting mechanism; 31. a three-stage motor; 32. a gear; 33. an adjusting plate; 4. a secondary clamping and adjusting mechanism; 41. a secondary support table; 411. a second-stage cylinder; 412. a fixing plate; 413. a second-stage clamping plate; 414. second-level communication; 415. a secondary drum; 42. a second-stage motor; 421. a second-stage screw rod; 422. a nut; 43. vertical grooves.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present invention are within the protection scope of the present invention.
In the description of the present invention, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Example 1:
referring to fig. 1-8, a welding fixture for assembling a high box frame comprises a base 1, wherein a primary clamping and adjusting mechanism 2 is arranged on the upper end surface of the base 1;
the primary clamping and adjusting mechanism 2 comprises a transverse plate 24, wherein the transverse plate 24 is symmetrically and fixedly connected to the left side and the right side of the base 1, one end, far away from each other, of the upper end face of the transverse plate 24 is symmetrically and fixedly connected with a limiting plate 242, the center position of the right side face of the limiting plate 242 is fixedly connected with a primary motor 241, an output shaft of the primary motor 241 penetrates through the limiting plate 242 and is fixedly connected with a primary screw rod 243, the left end of the primary screw rod 243 is rotationally connected with the left limiting plate 242, guide rods 244 are symmetrically arranged on the front side and the rear side of the primary screw rod 243, and the left end and the right end of the guide rods 244 are respectively and fixedly connected with the limiting plates 242 on the left side and the right side;
the left side and the right side of the upper end surface of the base 1 are fixedly connected with support plates 11, a primary lead screw 243 and a guide rod 244 penetrate through the support plates 11 and are in rotary connection with the support plates 11 through bearings, primary support tables 21 are symmetrically arranged on the left side and the right side of the base 1, three lantern rings 245 are fixedly connected to the lower end surface of the primary support tables 21 corresponding to the primary lead screw 243 and the guide rod 244, lantern rings 245 on the front side and the rear side are in sliding connection with the guide rod 244, and lantern rings 245 on the center position are in spiral transmission connection with the primary lead screw 243;
a third-stage clamping and adjusting mechanism 3 is arranged above the base 1, a second-stage clamping and adjusting mechanism 4 is arranged above the first-stage supporting table 21, and different rectangular frames can be clamped for different boxes through the mutual matching of the first-stage clamping and adjusting mechanism 2, the second-stage clamping and adjusting mechanism 4 and the third-stage clamping and adjusting mechanism 3;
the front side and the rear side of the base 1 are symmetrically provided with a first-stage supporting table 21 from front to back at the level position of the first-stage supporting table 21 on the left side and the right side, the front side and the rear side of the first-stage supporting table 21 on the left side and the right side are fixedly connected with a frame plate 25, a left-right through chute 27 is formed on the left side and the right side of the frame plate 25 close to the lower end position, a supporting rod 26 is fixedly connected to the left side and the right side of the first-stage supporting table 21 on the front side and the rear side respectively corresponding to the chute 27, and the other ends of the supporting rods 26 are respectively arranged in the chute 27;
four the standing groove 211 of rectangle groove structure has all been seted up to one-level brace table 21 up end central point put, and the equal fixedly connected with one-level cylinder 22 of lower terminal surface of standing groove 211, one side sliding connection that standing groove 211 is close to base 1 has one-level splint 221, and one-level splint 221 respectively with one-level cylinder 22's telescopic shaft tip fixed connection, four one-level brace table 21 up end is kept away from one-level that base 1 is equal fixedly connected with baffle 23, one-level splint 221 is close to one-level central point put and has all been seted up the one-level through-hole 222 of the rectangle structure who link up the splint, and one-level through-hole 222 inside upper and lower both sides are connected with one-level cylinder 223 through the pivot rotation.
Firstly, four side frames on the lower side of a box frame are respectively arranged on the upper end surfaces of 21 of four first-stage supporting tables, four first-stage cylinders 22 are started to respectively drive four first-stage clamping plates 221 to approach the four side frames so as to tightly attach the four side frames to the inner side surfaces of baffle plates 23 on the four first-stage supporting tables 21 respectively, then a first-stage motor 241 is started to drive a first-stage screw 243 to rotate, as the first-stage screw 243 is positioned on the left side and the right side of a base 1 and is in opposite screw thread directions, collar 245 is respectively in screw transmission connection with the first-stage screw 243 so as to drive the first-stage supporting tables 21 on the left side and the right side to approach each other, and a three-stage clamping adjusting mechanism 3 drives the first-stage supporting tables 21 on the front side and the rear side to approach each other, and as the side frames on the first-stage supporting tables 21 are not exactly positioned on the central positions of the upper end surfaces of the first-stage supporting tables 21 in the process of approaching each other, so that frame plates 25 on the front side and the rear side of the first-stage supporting tables 21 touch the side frames on the first-stage supporting tables 21 in the process of approaching each other, and as the first-stage rollers 223 on the first-stage clamping plates 221 contact with the side frames on the side frames when being clamped, so that the side frames on the front and the front side frames and the front side and the side frames move along the upper end surfaces of the first-stage supporting tables 21 when being extruded by the frame plates on the sides;
the first-stage supporting tables 21 on the front side and the rear side are driven to be close to each other through the three-stage clamping and adjusting mechanism 3, the struts 26 on the left side and the right side of the first-stage supporting tables 21 slide along the sliding grooves 27 on the frame plates 25, the bearing capacity of the first-stage supporting tables 21 on the front side and the rear side is improved while the stability of the first-stage supporting tables 21 on the front side and the rear side is guaranteed, the frames on the first-stage supporting tables 21 on the left side and the right side can be respectively touched on the left side and the right side in the process of being close to each other, the frames on the left side and the right side are extruded, the upper end faces of the first-stage supporting tables 21 on the left side and the right side are further moved until the four corners of the four frames are just tightly attached, the front side, the rear side, the left side and the right side of the box frame are clamped on the four corner positions of the upper end faces of the four frames on the lower side by the two-stage clamping and adjusting mechanism 4, the automatic adjusting degree is high, the processing efficiency is improved, the plane rectangular frame can be clamped, and the three-dimensional rectangular frame can be clamped, and the application range is also improved.
As an embodiment of the present invention, fig. 1 to fig. 6, a secondary clamping and adjusting mechanism 4 is disposed above the baffle plates 23, the secondary clamping and adjusting mechanism 4 includes secondary support tables 41, the secondary support tables 41 are respectively located at the upper ends of the four baffle plates 23, a notch through which the baffle plates 23 pass is respectively opened at one side of the upper end surface of the secondary support table 41, which is close to the baffle plates 23, and the secondary support tables 41 are respectively connected with the baffle plates 23 in a sliding manner;
the front side and the rear side of the secondary support table 41 above the baffle plates 23 on the left side and the right side are correspondingly and fixedly connected with frame plates 25, the left side and the right side of the secondary support table 41 above the front baffle plate 23 and the rear baffle plate 23 are correspondingly and fixedly connected with supporting rods 26, and the other ends of the supporting rods 26 are also positioned in sliding grooves 27 of the frame plates 25 on the front side and the rear side of the secondary support plate;
the center positions of the outer side surfaces of the baffle plates 23 on the left side and the right side are provided with vertical grooves 43, the center of the outer side surface of the baffle plates 23 on the front side and the rear side is deviated from the right position, vertical grooves 43 are respectively and fixedly connected with a secondary air cylinder 411 at the positions of the outer side surfaces of the secondary support tables 41 corresponding to the vertical grooves 43, the upper ends of telescopic shafts of the secondary air cylinders 411 are respectively and fixedly connected with a fixing plate 412, the fixing plates 412 respectively penetrate through the inner sides of the vertical grooves 43 and are fixedly connected with a secondary clamping plate 413, the secondary clamping plates 413 are positioned above the secondary support tables 41, a plurality of secondary through holes 414 penetrating through the secondary clamping plates 413 are formed in the upper end surfaces of the secondary clamping plates 413 at equal intervals, and the inner sides of the secondary through holes 414 are respectively and rotatably connected with a secondary roller 415;
the center of the outer side surface of the secondary support table 41 on the front and rear sides is fixedly connected with a nut 422, a secondary screw rod 421 is connected in the nut 422 in a spiral transmission manner, the lower end of the outer side surface of the primary support table 21 below the secondary screw rod 421 is fixedly connected with a secondary motor 42, and an output shaft of the secondary motor 42 is fixedly connected with the lower end of the secondary screw rod 421.
The self-locking relation between the nuts 422 and the secondary screw rods 421 is utilized to support the secondary support tables 41 on the front side and the rear side, and because the struts 26 on the left side and the right side of the secondary support tables 41 are respectively arranged in the sliding grooves 27 on the frame plates 25 on the front side and the rear side of the secondary support tables 41, the two support tables 41 on the left side and the right side are supported, four frames on the upper side of the box frame are respectively arranged on the upper end surfaces of the secondary support tables 41, in the process that the primary motor 241 drives the primary screw rods 243 to drive the primary support tables 21 on the left side and the right side to mutually approach each other, the two support tables 41 on the left side and the right side are simultaneously driven to mutually approach each other due to the fact that the two support tables 41 on the left side and the right side are positioned on the baffle plates 23 on the primary support tables 21 on the left side and the right side, and the two support tables on the right side are mutually closely matched with each other along the two frames on the front side and the middle side of the two support tables 41 when the frame plates 25 on the front side and the right side of the two support tables 41 are extruded, and the two support plates 413 are respectively rotatably connected with the two support rollers 415 on the inner sides of the two support plates 414 at equal intervals, and the two side edges of the two support frames on the front side of the two support tables 41 are tightly matched with the two side frames 21 on the front side and the two frames 41;
after the seam position welding of four frames on the upper side and the lower side is firm through welding equipment, the secondary motor 42 is started to drive the secondary screw rod 421 to rotate forwards or reversely, due to the fact that the nuts 422 are in spiral transmission connection with the frames on the lower side, the secondary supporting table 41 on the front side and the rear side is driven to ascend or descend along the baffle plates 23 on the front side and the rear side, the struts 26 on the left side and the right side of the secondary supporting table 41 are respectively arranged in the sliding grooves 27 on the frame plates 25 on the front side and the rear side of the secondary supporting table 41 on the left side and the right side, the secondary supporting table 41 is driven to ascend or descend together so that the frames can be clamped on the upper end face of the four frames on the lower side, the frames can be welded with the frames on the upper side and the lower side through the welding equipment, the secondary cylinder 411 is fixed on the outer side of the secondary supporting table 41, one end of the fixing plate 412 is fixedly connected with the telescopic shafts of the secondary cylinder 411, the other end penetrates through the vertical grooves 43 on the baffle plates 23 and the secondary clamping plates 413, accordingly, the secondary clamping plates 413 can ascend or descend along the vertical grooves 27 on the front side of the front side and the rear side of the two side of the secondary supporting table 41, the four frames can be clamped on the right side of the four frames on the right side of the front side and the lower side of the frame, the frame can be clamped on the side of the four frames, the front side of the frame body and the frame body can be stably and the side of the frame body can be clamped by the four frames on the front side and the side of the front side of the frame body.
As an embodiment of the present invention, referring to the figure, the three-stage clamping and adjusting mechanism 3 includes a three-stage motor 31, wherein the front and rear sides of the upper end surface of the base 1 are fixedly connected with a bracket 12 having a U-shaped cross section, and the three-stage motor 31 is fixedly connected to the central position of the upper end surface of the bracket 12;
an output shaft of the three-stage motor 31 penetrates through the lower part of the bracket 12 and is fixedly connected with a gear 32, the gear 32 is positioned above the primary screw rod 243, regulating plates 33 are symmetrically arranged at the centers of the left side and the right side of the gear 32, and gear teeth meshed with the gear 32 are uniformly distributed on the inner side surface of the regulating plates 33;
the rear end of the left adjusting plate 33 penetrates through the rear side plate of the bracket 12 and is fixedly connected with the rear primary supporting table 21, the front end of the right adjusting plate 33 penetrates through the front side plate of the bracket 12 and is fixedly connected with the front primary supporting table 21, and the adjusting plates 33 are both in sliding connection with the front side plate and the rear side plate of the bracket 12.
After the centering of the two frames on the front and rear primary support tables 21 and the two frames on the secondary support tables 41 is completed by the frame plates 25 on the left and right primary support tables 21 and 41, the tertiary motor 31 is started to drive the gear 32 to rotate anticlockwise, so that the regulating plates 33 on the left and right sides are simultaneously driven to shrink inwards, and the front and rear primary support tables 21 and the secondary support tables 41 are respectively driven to approach each other to complete centering clamping of the frames on the left and right primary support tables 21 and the secondary support tables 41, the regulation is convenient, the automation degree is high, the machining efficiency is improved, after the frame welding is completed, the primary cylinder 22 is started to drive the four primary clamping plates 221 to extend out of the placing groove 211, the secondary cylinder 411 is started to drive the secondary clamping plates 413 to loosen the clamping of the upper side frames, the tertiary motor 31 is started to drive the gear 32 to rotate clockwise, so that the two regulating plates 33 are driven to stretch outwards, the secondary clamping plates 413 are further separated from the upper side frames, and the blocking of the primary clamping plates 221 and the secondary clamping plates 413 can be removed from the upper side frames of the clamps after the frame welding is lost
Working principle: firstly, four side frames on the lower side of a box frame are respectively arranged on the upper end surfaces of 21 of four first-stage supporting tables, four first-stage cylinders 22 are started to respectively drive four first-stage clamping plates 221 to approach the four side frames so as to tightly attach the four side frames to the inner side surfaces of baffle plates 23 on the four first-stage supporting tables 21 respectively, then a first-stage motor 241 is started to drive a first-stage screw 243 to rotate, as the first-stage screw 243 is positioned on the left side and the right side of a base 1 and is in opposite screw thread directions, collar 245 is respectively in screw transmission connection with the first-stage screw 243 so as to drive the first-stage supporting tables 21 on the left side and the right side to approach each other, and a three-stage clamping adjusting mechanism 3 drives the first-stage supporting tables 21 on the front side and the rear side to approach each other, and as the side frames on the first-stage supporting tables 21 are not exactly positioned on the central positions of the upper end surfaces of the first-stage supporting tables 21 in the process of approaching each other, so that frame plates 25 on the front side and the rear side of the first-stage supporting tables 21 touch the side frames on the first-stage supporting tables 21 in the process of approaching each other, and as the first-stage rollers 223 on the first-stage clamping plates 221 contact with the side frames on the side frames when being clamped, so that the side frames on the front and the front side frames and the front side and the side frames move along the upper end surfaces of the first-stage supporting tables 21 when being extruded by the frame plates on the sides;
the first-stage supporting tables 21 on the front side and the rear side are driven to be close to each other through the three-stage clamping and adjusting mechanism 3, the struts 26 on the left side and the right side of the first-stage supporting tables 21 slide along the sliding grooves 27 on the frame plates 25, the bearing capacity of the first-stage supporting tables 21 on the front side and the rear side is improved while the stability of the first-stage supporting tables 21 on the front side and the rear side is guaranteed, the frames on the first-stage supporting tables 21 on the left side and the right side can be respectively touched on the left side and the right side in the process of being close to each other, the frames on the left side and the right side are extruded, the upper end faces of the first-stage supporting tables 21 on the left side and the right side are further moved until the four corners of the four frames are just tightly attached, the front side, the rear side, the left side and the right side of the box frame are clamped on the four corner positions of the upper end faces of the four frames on the lower side by the two-stage clamping and adjusting mechanism 4, the automatic adjusting degree is high, the processing efficiency is improved, the plane rectangular frame can be clamped, and the three-dimensional rectangular frame can be clamped, and the application range is also improved.
The above description is only of the preferred embodiments of the present invention; the scope of the invention is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present invention, and the technical solution and the improvement thereof are all covered by the protection scope of the present invention.
Claims (6)
1. The utility model provides a welding jig is assembled to high box frame, includes base (1), its characterized in that: the upper end face of the base (1) is provided with a primary clamping and adjusting mechanism (2);
the primary clamping and adjusting mechanism (2) comprises a transverse plate (24), the transverse plate (24) is symmetrically and fixedly connected to the left side and the right side of the base (1), one end, far away from each other, of the upper end face of the transverse plate (24) is symmetrically and fixedly connected with a limiting plate (242), the right side of the limiting plate (242) is fixedly connected with a primary motor (241) at the center position of the right side face, an output shaft of the primary motor (241) penetrates through the limiting plate (242) and is fixedly connected with a primary screw rod (243), the left end of the primary screw rod (243) is rotationally connected with the left limiting plate (242), guide rods (244) are symmetrically arranged on the front side and the rear side of the primary screw rod (243), and the left end and the right end of the guide rods (244) are respectively and fixedly connected with the limiting plates (242) on the left side and the right side;
the support plate (11) is fixedly connected to the left side and the right side of the upper end face of the base (1), the first-stage screw rod (243) and the guide rod (244) penetrate through the support plate (11) and are rotationally connected with the support plate (11) through bearings, first-stage support tables (21) are symmetrically arranged on the left side and the right side of the base (1), three lantern rings (245) are fixedly connected to the lower end face of the first-stage support table (21) corresponding to the first-stage screw rod (243) and the guide rod (244), the lantern rings (245) on the front side and the rear side are in sliding connection with the guide rod (244), and the lantern rings (245) on the center position are in spiral transmission connection with the first-stage screw rod (243);
a three-stage clamping and adjusting mechanism (3) is arranged above the base (1), a two-stage clamping and adjusting mechanism (4) is arranged above the first-stage supporting table (21), and different rectangular frames can be clamped for different boxes through the mutual matching of the first-stage clamping and adjusting mechanism (2), the two-stage clamping and adjusting mechanism (4) and the three-stage clamping and adjusting mechanism (3);
the front side and the rear side of the base (1) are symmetrically provided with a first-stage supporting table (21) at the level position of the first-stage supporting tables (21) at the left side and the right side, the front side and the rear side of the first-stage supporting table (21) at the left side and the right side are fixedly connected with a frame plate (25), and a chute (27) which is penetrated left and right is arranged at the position of the left side and the right side of the frame plate (25) close to the lower end;
the left side surface and the right side surface of the primary supporting table (21) at the front side and the rear side are respectively fixedly connected with a supporting rod (26) corresponding to the sliding groove (27), and the other ends of the supporting rods (26) are respectively arranged in the sliding groove (27)
The center positions of the upper end surfaces of the four first-stage supporting tables (21) are provided with placing grooves (211) with rectangular groove structures, the lower end surfaces of the placing grooves (211) are fixedly connected with first-stage air cylinders (22), one side, close to the base (1), of each placing groove (211) is slidably connected with a first-stage clamping plate (221), the first-stage clamping plates (221) are respectively fixedly connected with the end parts of telescopic shafts of the first-stage air cylinders (22), and one sides, far away from the base (1), of the upper end surfaces of the four first-stage supporting tables (21) are fixedly connected with baffle plates (23);
the two-stage clamping and adjusting mechanism (4) is arranged above the baffle plates (23), the two-stage clamping and adjusting mechanism (4) comprises two-stage supporting tables (41), the two-stage supporting tables (41) are respectively positioned at the upper ends of the four baffle plates (23), notches for the baffle plates (23) to pass through are respectively formed in one sides, close to the baffle plates (23), of the upper end faces of the two-stage supporting tables (41), and the two-stage supporting tables (41) are respectively connected with the baffle plates (23) in a sliding mode;
the three-stage clamping and adjusting mechanism (3) comprises a three-stage motor (31), wherein a bracket (12) with a U-shaped section is fixedly connected to the front side and the rear side of the upper end face of the base (1), and the three-stage motor (31) is fixedly connected to the central position of the upper end face of the bracket (12);
an output shaft of the three-stage motor (31) penetrates through the lower part of the bracket (12) and is fixedly connected with a gear (32), the gear (32) is positioned above the primary screw rod (243), regulating plates (33) are symmetrically arranged at the centers of the left side and the right side of the gear (32), and gear teeth meshed with the gear (32) are uniformly distributed on the inner side surface of the regulating plates (33);
the rear end of the left adjusting plate (33) penetrates through the rear side plate of the bracket (12) and is fixedly connected with the rear primary supporting table (21), the front end of the right adjusting plate (33) penetrates through the front side plate of the bracket (12) and is fixedly connected with the front primary supporting table (21), and the adjusting plates (33) are both in sliding connection with the front side plate and the rear side plate of the bracket (12).
2. The high box frame assembly welding jig of claim 1, wherein: the center of one side of the primary clamping plate (221) close to the base (1) is provided with primary through holes (222) which penetrate through the rectangular structure of the clamping plate, and the upper side and the lower side of the interior of the primary through holes (222) are rotatably connected with primary rollers (223) through rotating shafts.
3. The high box frame assembly welding jig of claim 1, wherein: the front side and the rear side of the second-stage supporting table (41) above the baffle plates (23) are correspondingly and fixedly connected with frame plates (25), the left side and the right side of the second-stage supporting table (41) above the baffle plates (23) are correspondingly and fixedly connected with supporting rods (26), and the other ends of the supporting rods (26) are also positioned in sliding grooves (27) of the frame plates (25) on the front side and the rear side of the second-stage supporting plate.
4. A high box frame splice welding jig according to claim 3, wherein: the two sides all fixedly connected with nut (422) in the lateral surface central point of secondary brace table (41), and screw drive is connected with secondary lead screw (421) in nut (422), the lateral surface lower extreme fixedly connected with secondary motor (42) of primary brace table (21) below secondary lead screw (421), and the output shaft of secondary motor (42) is fixed connection with the lower extreme of secondary lead screw (421).
5. The welding jig for assembling a high box frame according to claim 4, wherein: a vertical groove (43) is formed in the center of the outer side surface of each baffle (23) on the left side and the right side, a vertical groove (43) is formed in the position, which is deviated from the center of the outer side surface of each baffle (23) on the front side and the rear side, of each baffle, and two-stage cylinders (411) are fixedly connected to the positions, corresponding to the vertical grooves (43), of the outer side surfaces of the four two-stage support tables (41);
the telescopic shafts of the secondary air cylinders (411) are fixedly connected with fixing plates (412), and the fixing plates (412) penetrate through the inner sides of the vertical grooves (43) and are fixedly connected with secondary clamping plates (413).
6. The welding jig for assembling a high box frame according to claim 5, wherein: the secondary clamping plate (413) is located above the secondary supporting table (41), a plurality of secondary through holes (414) penetrating through the secondary clamping plate (413) are formed in the upper end face of the secondary clamping plate (413) at equal intervals, and secondary rollers (415) are connected to the inner sides of the secondary through holes (414) in a rotating mode.
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| CN202210457705.0A CN114905194B (en) | 2022-04-27 | 2022-04-27 | Welding jig is assembled to high box frame |
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| CN202210457705.0A CN114905194B (en) | 2022-04-27 | 2022-04-27 | Welding jig is assembled to high box frame |
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| CN114905194B true CN114905194B (en) | 2023-07-28 |
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| CN116000522B (en) * | 2023-03-24 | 2023-06-23 | 苏州谷恩精密机械有限公司 | Plate frame welding device |
| CN116944679B (en) * | 2023-09-19 | 2023-12-19 | 南通市力行机械制造有限公司 | Welding device for dumbbell rack machining and welding method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR100852057B1 (en) * | 2007-06-19 | 2008-08-13 | 현대자동차주식회사 | Test piece supporter of spot welding machine for test |
| DE102011101454A1 (en) * | 2011-05-12 | 2012-11-15 | De-Sta-Co Europe Gmbh | supporting frame |
| CN108356474A (en) * | 2018-04-23 | 2018-08-03 | 中山铨镁能源科技有限公司 | A kind of adjustable solar energy photovoltaic panel outline border corner welding equipment |
| US20190346247A1 (en) * | 2018-05-11 | 2019-11-14 | William E. Kracht, IV | Alignment tool for positioning framing members in building frame |
| CN212239774U (en) * | 2020-03-24 | 2020-12-29 | 肯夫门业(苏州)有限公司 | Welding stent is used in door and window production |
| CN111390477A (en) * | 2020-04-30 | 2020-07-10 | 常州工学院 | Electric clamping auxiliary welding tool for rectangular frame with adjustable size |
| CN111992934B (en) * | 2020-08-25 | 2022-01-28 | 常州工学院 | Rectangular three-dimensional frame auxiliary welding device and using method thereof |
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