A frame structure welding positioning device

Abstract

The present disclosure relates to a frame structure welding positioning device, which can symmetrically fix and position the two sides of the frame structure by symmetrically arranging a first positioning assembly and a second positioning assembly on the base; the frame structure welding positioning device can complete the pressing and supporting of each side of the frame structure through a first supporting mechanism, a first pressing mechanism, a side inner pressing mechanism and a side outer pressing mechanism, thereby realizing the positioning of the frame structure; the side inner pressing mechanism and the side outer pressing mechanism arranged on the displacement mechanism and capable of moving with the displacement mechanism can more flexibly adjust the position of the pressing force applied to the frame structure, so that the frame structure welding positioning device is more reliable in fixing and positioning the frame structure.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of welding process, in particular to a frame structure welding positioning device. BACKGROUND

[0002] When welding a frame structure using a welding device, the frame structure needs to be positioned and fixed first to ensure the accuracy of welding. In the related art, the frame structure is usually fixed manually, so the accuracy of each welding cannot be guaranteed, and repeated welding is required, which results in a low first-time welding qualification rate of the product. SUMMARY

[0003] To solve at least one of the above technical problems, the present disclosure provides a frame structure welding positioning device.

[0004] The frame structure welding positioning device comprises:

[0005] a base, a first displacement mechanism, a first supporting mechanism, a first positioning assembly and a second positioning assembly, the first positioning assembly and the second positioning assembly being symmetrically arranged on the base;

[0006] The target positioning assembly comprises a first pressing mechanism, a second displacement mechanism, a side edge inner pressing mechanism, a third displacement mechanism and a side edge outer pressing mechanism, the target positioning assembly being any one of the first positioning assembly and the second positioning assembly, the first pressing mechanism, the first displacement mechanism and the second displacement mechanism being arranged on the base;

[0007] The first supporting mechanism is arranged on the first displacement mechanism and is used to support a first edge of the frame structure, the first displacement mechanism and the base are provided with a first sliding rail, and the first displacement mechanism moves along the first sliding rail in a direction perpendicular to an outer side surface of the first edge;

[0008] The first pressing mechanism is used to press a second edge of the frame structure, the second edge being opposite to the first edge;

[0009] The side edge inner pressing mechanism is arranged on the second displacement mechanism and is used to press a first connecting part and a first flange of the first edge, the first connecting part being a connecting part of the first edge and a side edge, one end of the side edge being connected to an inner side surface of the first edge, the other end of the side edge being connected to one end of the second edge, one side of the first flange being connected to an outer side surface of the first edge, and the first flange being perpendicular to the outer side surface of the first edge;

[0010] The side edge outer pressing mechanism is arranged on the third displacement mechanism and is used to press an outer side surface of the side edge;

[0011] The base is further provided with a second sliding rail, and the second displacement mechanism and the third displacement mechanism slide along the second sliding rail in a direction perpendicular to the side edge.

[0012] In an optional embodiment, the first side further comprises a second flange, one side of the second flange is connected to the outer side of the first side, the second flange is perpendicular to the first flange and the outer side of the first side, and the frame structure welding positioning device further comprises a second pressing mechanism;

[0013] The first displacement mechanism comprises a first platform, and the first platform is movably connected to the first slide rail;

[0014] The first support mechanism is fixed to the middle part of the first platform, and the first support mechanism is used for supporting the second flange;

[0015] The second pressing mechanism is respectively fixed to the two ends of the first platform, and the second pressing mechanism is used for pressing the two ends of the second flange.

[0016] In an optional embodiment, the first support mechanism comprises a first support piece, and the second pressing mechanism comprises a second pressing piece;

[0017] The first support piece and the second pressing piece are both moved in a direction perpendicular to the second flange, the first support piece is used for providing a first support force vertically upward to the inner wall of the second flange, and the second pressing piece is used for providing a second pressing force vertically downward to the two ends of the outer wall of the second flange.

[0018] In an optional embodiment, the second displacement mechanism comprises a second platform and a fixed table, the second platform is movably connected to the second slide rail, the bottom of the fixed table is fixed to the second platform, and the fixed table is perpendicular to the second platform;

[0019] The side inner pressing mechanism comprises a third pressing mechanism and a fourth pressing mechanism, the third pressing mechanism is fixed to the fixed table, and the fourth pressing mechanism is fixed to the second platform;

[0020] The third pressing mechanism is used for pressing the first connecting part, and the fourth pressing mechanism is used for pressing the first flange.

[0021] In an optional embodiment, the third pressing mechanism comprises a third pressing piece, and the fourth pressing mechanism comprises a fourth pressing piece;

[0022] The third pressing piece is moved in a direction with an acute angle with a horizontal plane, and the third pressing piece is used for providing a third pressing force obliquely downward to the inner wall of the first connecting part;

[0023] The fourth pressing piece is moved in a direction perpendicular to the first flange, and the fourth pressing piece is used for providing a fourth pressing force to the inner wall of the first flange.

[0024] In an optional embodiment, the third displacement mechanism comprises a third platform, the third platform is movably connected to the second slide rail, and the side outer pressing mechanism comprises a fifth pressing mechanism and a sixth pressing mechanism;

[0025] The fifth pressing mechanism is fixed to one end of the third platform, and the sixth pressing mechanism is fixed to the third platform.

[0026] The fifth pressing mechanism is used for pressing one end of the side edge, and the sixth pressing mechanism is used for pressing the other end and the middle part of the side edge.

[0027] In an optional embodiment, the fifth pressing mechanism comprises a fifth pressing member, and the sixth pressing mechanism comprises a sixth pressing member.

[0028] The fifth pressing member and the sixth pressing member are both moved in a direction perpendicular to the side edge, the fifth pressing member is used for providing a fifth pressing force to the outer wall of one end of the side edge, and the sixth pressing member is used for providing a sixth pressing force vertically downward to the other end and the middle part of the side edge.

[0029] In an optional embodiment, one end of the side edge is connected with the first flange, and the length of the fifth pressing member is equivalent to the length of the first flange.

[0030] The fifth pressing member is also used for providing a fifth pressing force perpendicular to the first flange to the outer wall of the first flange.

[0031] In an optional embodiment, the frame structure welding positioning device further comprises a second supporting mechanism.

[0032] The second supporting mechanism is fixed to the base, and the second supporting mechanism is used for supporting the second edge.

[0033] In an optional embodiment, the first pressing mechanism comprises a first pressing member, and the second supporting mechanism comprises a second supporting member.

[0034] The first pressing member and the second supporting member are both moved in a direction perpendicular to the second edge, the first pressing member is used for providing a first pressing force to the outer wall of the second edge, and the second supporting member is used for providing a second supporting force to the inner wall of the second edge.

[0035] It should be understood that the above general description and the following detailed description are only exemplary and explanatory, but not limiting the present disclosure.

[0036] The implementation of the present disclosure has the following beneficial effects:

[0037] The frame structure welding positioning device comprises a base, a first displacement mechanism, a first supporting mechanism, a first positioning assembly and a second positioning assembly, the first positioning assembly and the second positioning assembly are symmetrically arranged on the base; the target positioning assembly comprises a first pressing mechanism, a second displacement mechanism, a side inner pressing mechanism, a third displacement mechanism and a side outer pressing mechanism, the target positioning assembly is any one of the first positioning assembly and the second positioning assembly, the first pressing mechanism, the first displacement mechanism and the second displacement mechanism are arranged on the base; the first supporting mechanism is arranged on the first displacement mechanism, and the first supporting mechanism is used for supporting a first side of the frame structure; a first sliding rail is arranged between the first displacement mechanism and the base, and the first displacement mechanism moves along the first sliding rail in a direction perpendicular to an outer side surface of the first side; the first pressing mechanism is used for pressing a second side of the frame structure, the second side is opposite to the first side; the side inner pressing mechanism is arranged on the second displacement mechanism, and the side inner pressing mechanism is used for pressing a first connecting part and a first flange of the first side, the first connecting part is a connecting position of the first side and a side, one end of the side is connected to an inner side surface of the first side, the other end of the side is connected to one end of the second side, one side of the first flange is connected to the outer side surface of the first side, and the first flange is perpendicular to the outer side surface of the first side; the side outer pressing mechanism is arranged on the third displacement mechanism, and the side outer pressing mechanism is used for pressing an outer side surface of the side; the base is further provided with a second sliding rail, and the second displacement mechanism and the third displacement mechanism slide along the second sliding rail in a direction perpendicular to the side.

[0038] The frame structure welding positioning device can symmetrically fix and position the frame structure on both sides of the frame structure, the first supporting mechanism, the first pressing mechanism, the side inner pressing mechanism and the side outer pressing mechanism of the frame structure welding positioning device can press and support each side of the frame structure, thereby realizing the positioning of the frame structure, the side inner pressing mechanism and the side outer pressing mechanism arranged on the displacement mechanism can be moved along with the displacement mechanism, and the position of the pressing force applied to the frame structure can be adjusted more flexibly, so that the frame structure welding positioning device can more reliably fix and position the frame structure.

[0039] Other features and aspects of the present disclosure will become apparent from the following detailed description of the exemplary embodiments with reference to the accompanying drawings. BRIEF DESCRIPTION OF DRAWINGS

[0040] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the related art, and the advantages thereof, below will briefly introduce the drawings needed in the embodiments or the related art description. Obviously, the drawings described below only illustrate some of the embodiments of the present application, and are not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative effort should fall within the scope of the present application.

[0041] Figure 1 FIG. 1 is a schematic view of a frame structure welding positioning device of an assembled frame structure according to an exemplary embodiment;

[0042] Figure 2 FIG. 2 is a schematic view of a frame structure welding positioning device of an assembled frame structure from a perspective according to an exemplary embodiment;

[0043] Figure 3 FIG. 3 is a schematic view of a frame structure welding positioning device of an assembled frame structure from another perspective according to an exemplary embodiment;

[0044] The following is a supplementary description of the drawings:

[0045] 1-base; 2-first displacement mechanism; 201-first slide rail; 202-first platform; 3-first support mechanism; 301-first support; 4-first pressing mechanism; 401-first pressing piece; 5-second displacement mechanism; 501-second slide rail; 502-second platform; 503-fixed table; 6-third displacement mechanism; 601-third platform; 7-frame structure; 701-first side; 702-second side; 703-side; 8-second pressing mechanism; 801-second pressing piece; 9-third pressing mechanism; 901-third pressing piece; 10-fourth pressing mechanism; 1001-fourth pressing piece; 11-fifth pressing mechanism; 1101-fifth pressing piece; 12-sixth pressing mechanism; 1201-sixth pressing piece; 13-second support mechanism; 1301-second support; 14-limiting mechanism. DETAILED DESCRIPTION

[0046] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, and not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative effort should fall within the scope of the present application.

[0047] It is to be understood that the terms "first", "second", and the like, used in the description and the claims of the present application as well as the above description of the drawings merely refer to structure which is different from other structure, and do not necessarily imply that the structures are to be performed in a specified order or sequence. It is to be understood that the terms so used are interchangeable under appropriate circumstances and embodiments of the application described herein are capable of producing more than one type of embodiment unless explicitly indicated otherwise. Furthermore, the terms "comprise", "have" and any variations thereof are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises, has or includes a list of steps or elements does not necessarily comprise, have or include only those steps or elements but can include additional steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

[0048] Various exemplary embodiments, features, and aspects of the present disclosure will be described in detail below with reference to the accompanying drawings. The same reference numbers in the drawings represent the same elements or similar elements. Although various aspects of embodiments are illustrated in the drawings, the drawings are not necessarily drawn to scale unless specifically indicated. The word "exemplary" is used herein to mean "serving as an example, instance, or illustration." Any implementation described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other implementations.

[0049] The term "and / or", merely describes association relationship of associated objects, and means that three relationships can exist, for example, A and / or B can mean that A exists alone, A and B exist together, and B exists alone. In addition, the term "at least one" herein means any one of multiple or any combination of at least two of multiple, for example, including at least one of A, B and C can mean including any one or more elements selected from the set consisting of A, B and C.

[0050] In addition, in order to better illustrate the present disclosure, numerous specific details are given in the specific embodiments below. Those skilled in the art should understand that the present disclosure can also be implemented without certain specific details. In some examples, methods, means, elements and circuits well known to those skilled in the art are not described in detail, in order to highlight the main idea of the present disclosure.

[0051] In the related art, the positioning and fixing of the frame structure is usually manually fixed, so that the accuracy of each welding cannot be guaranteed, and repeated welding is required, which results in low first-time welding qualification rate of the product.

[0052] In order to realize accurate positioning and fixing of the frame structure and improve the first-time welding qualification rate, the present disclosure provides a frame structure welding positioning device.

[0053] Figure 1is a structural schematic diagram of a framework welding positioning device according to an exemplary embodiment, as shown in Figure 1 The framework welding positioning device comprises:

[0054] The framework welding positioning device comprises:

[0055] The base 1, the first displacement mechanism 2, the first support mechanism 3, the first positioning assembly and the second positioning assembly are symmetrically arranged on the base 1.

[0056] In the embodiment of the present disclosure, the base 1 is used to provide a welding plane and is a fixed installation reference surface. The base 1 is a flat plate structure with a certain thickness to have a certain supporting force and keep the stability during welding. The first positioning assembly and the second positioning assembly are symmetrically arranged on the base 1 with a central axis penetrating the long side of the base 1 as the symmetry axis. Optionally, the arrangement position, component structure and function of each mechanism in the first positioning assembly are the same as those of the corresponding mechanism in the second positioning assembly. The bottom of each corresponding mechanism in the first positioning assembly and the second positioning assembly can be located at the same horizontal height.

[0057] In an optional embodiment, the first displacement mechanism 2 is provided with a first sliding rail 201 between the base 1. The first displacement mechanism 2 comprises a first platform 202, and the first platform 202 is movably connected with the first sliding rail 201.

[0058] In the embodiment of the present disclosure, as shown in Figure 1 or Figure 2 The first sliding rail 201 comprises two sliding tracks, and the two sliding tracks are arranged in parallel and are perpendicular to the outer side surface of the first side 701 of the framework structure 7. The bottom of the first platform 202 of the first displacement mechanism 2 is movably connected with the first sliding rail 201 and moves in the direction perpendicular to the outer side surface of the first side 701 along the first sliding rail 501. Optionally, as shown in Figure 2 The first sliding rail 201 is fixed on the base 1. The first displacement mechanism 2 comprises a first platform 202, and the first platform 202 slides along the first sliding rail 201 in the horizontal plane under the electric driving power.

[0059] In an optional embodiment, the first support mechanism 3 is arranged on the first displacement mechanism 2. The first support mechanism 3 is used to support the first side 701 of the framework structure 7. The first displacement mechanism 2 moves in the direction perpendicular to the outer side surface of the first side 701 along the first sliding rail 201.

[0060] In the embodiment of the present disclosure, the framework structure 7 is as shown in Figure 3As shown, the frame structure 7 is composed of a first side 701, a second side 702 and two sides 703, and has a rectangular overall shape. The first side 701 is opposite to the second side 702, and the two sides 703 are opposite to each other. The vertical width of the first side 701 is greater than that of the second side 702 and the two sides 703. Optionally, the mechanisms in the first positioning assembly can be used to position one side of the frame structure, and the mechanisms in the second positioning assembly can be used to position the other side of the frame structure. As shown in FIG. 1, the first positioning assembly includes a first displacement mechanism 2, a first support mechanism 3, a first pressing mechanism 4, a second displacement mechanism 5, a side inner pressing mechanism, and a third displacement mechanism 6. Figure 2 As shown, the first support mechanism 3 is arranged on the first platform 202 of the first displacement mechanism 2 and used to support the first side 701 of the frame structure 7. Optionally, the first platform 202 of the first displacement mechanism 2 moves along the first slide rail 201 in a direction perpendicular to the outer side surface of the first side 701. The first support mechanism 3 is fixed to the middle part of the first platform 202 and can move in the horizontal plane in a direction perpendicular to the outer side surface of the first side 701 under the driving of the first platform 202.

[0061] The target positioning assembly includes a first pressing mechanism 4, a second displacement mechanism 5, a side inner pressing mechanism, a third displacement mechanism 6, and a side outer pressing mechanism. The target positioning assembly is any one of the first positioning assembly and the second positioning assembly. The first pressing mechanism 4, the first displacement mechanism 2, and the second displacement mechanism 5 are arranged on the base 1.

[0062] In the embodiments of the present disclosure, the first positioning assembly and the second positioning assembly each include a first pressing mechanism, a second displacement mechanism, a side inner pressing mechanism, a third displacement mechanism, and a side outer pressing mechanism. The first pressing mechanism and the second displacement mechanism in the first positioning assembly and the second positioning assembly are fixed to the base 1. The first pressing mechanism 4, the second displacement mechanism 5, the side inner pressing mechanism, the third displacement mechanism 6, and the side outer pressing mechanism in the first positioning assembly are symmetrically arranged with the first pressing mechanism 4`, the second displacement mechanism 5`, the side inner pressing mechanism, the third displacement mechanism 6`, and the side outer pressing mechanism in the second positioning assembly. The first pressing mechanism 4 is used to press the second side 702 of the frame structure 7, and the second side 702 is opposite to the first side 701.

[0063] The side inner pressing mechanism is arranged on the second displacement mechanism 5 and used to press the first connecting part and the first flange of the first side 701. The first connecting part is the connection between the first side 701 and the side 703. One end of the side 703 is connected to the inner side surface of the first side 701, and the other end of the side 703 is connected to one end of the second side 702. One side of the first flange is connected to the outer side surface of the first side 701, and the first flange is perpendicular to the outer side surface of the first side 701. The side outer pressing mechanism is arranged on the third displacement mechanism 6 and used to press the outer side surface of the side 703.

[0064] The base 1 is further provided with a second sliding rail 501, and the second displacement mechanism 5 and the third displacement mechanism 6 slide along the second sliding rail 501 in a direction perpendicular to the side edge 703.

[0065] In the embodiment of the present disclosure, the second sliding rail 501 includes two sliding rails which are arranged in parallel and are both perpendicular to the side edge 703 of the frame structure 7, and the bottom of the second displacement mechanism 5 and the third displacement mechanism 6 is movably connected with the second sliding rail 501, the second displacement mechanism 5 moves in the horizontal plane along the second sliding rail 501 on the inner side of the side edge 703, and the third displacement mechanism 6 moves in the horizontal plane along the second sliding rail 501 on the outer side of the side edge 703.

[0066] In an optional embodiment, the first edge 701 further includes a second flange, one side of the second flange is connected with the outer side of the first edge 701, and the second flange is perpendicular to the first flange and the outer side of the first edge 701, and the first support mechanism 3 is fixed to the middle part of the first platform 202 and is used for supporting the second flange.

[0067] In the embodiment of the present disclosure, the left and right sides of the first edge 701 are both provided with the first flange, the first flanges on the left and right sides are oppositely arranged and are both in the form of a flat plate, the second flange is located on the upper side of the first edge 701 and is in the form of a flat plate, the two ends of the second flange are respectively connected with the first flanges on the left and right sides of the first edge 701, one side of the first flange and the second flange is connected with the outer side of the first edge 701, and the first flange and the second flange are both perpendicular to the outer side of the first edge 701. The first support mechanism 3 is fixed to the middle part of the first platform 202 and is used for supporting the second flange. Optionally, the first support mechanism 3 supports the middle part of the inner side of the second flange.

[0068] In an optional embodiment, the frame structure welding positioning device further includes a second pressing mechanism 8, and the second pressing mechanism 8 is respectively fixed to the two ends of the first platform 202 and is used for pressing the two ends of the second flange.

[0069] In the embodiment of the present disclosure, the two ends of the first platform 202 are both provided with the second pressing mechanism 8, the height of the second pressing mechanism 8 is adapted to the height of the second flange, the position of the second pressing mechanism 8 corresponds to the two ends of the second flange, and the second pressing mechanism 8 is used for pressing the two ends of the second flange.

[0070] Based on the above, in the embodiment of the present disclosure, the first support mechanism 3 supports the middle part of the inner side of the second flange, and the second pressing mechanism 8 presses the two ends of the second flange, so that the fixation of the second flange on the upper side of the first edge 701 can be realized, the positioning instability of the first edge 701 caused by the shaking of the second flange during welding can be prevented, and the qualified rate of one-time welding is improved.

[0071] In an optional embodiment, the first supporting mechanism 3 comprises a first supporting member 301, and the second pressing mechanism 8 comprises a second pressing member 801; the first supporting member 301 and the second pressing member 801 are both movable in a direction perpendicular to the second flange, the first supporting member 301 is configured to provide a first supporting force vertically upward to the inner wall of the second flange, and the second pressing member 801 is configured to provide a second pressing force vertically downward to both ends of the outer wall of the second flange.

[0072] In the embodiments of the present disclosure, the first supporting mechanism 3 comprises a first supporting fixed member, a first supporting movable member and a first supporting member 301 connected with the first supporting movable member; the first supporting fixed member is fixed at the middle part of the first platform 202, the first supporting movable member is sleeved inside the first supporting fixed member, and the first supporting member 301 is fixedly connected with the first supporting movable member; the first supporting movable member can drive the first supporting member 301 to move in a vertical direction, i.e. a direction perpendicular to the second flange, by electric driving, and the first supporting member 301 is configured to provide a first supporting force vertically upward to the inner wall of the second flange. Optionally, the first supporting member 301 has a certain length to better support the middle part of the second flange. The second pressing mechanism 8 comprises a second pressing fixed member, a second pressing movable member and a second pressing member 801 connected with the second pressing movable member; the second pressing fixed member is fixed at both ends of the first platform 202, the second pressing movable member is sleeved inside the second pressing fixed member, and the second pressing member 801 is fixedly connected with the second pressing movable member; the second pressing movable member can drive the second pressing member 801 to move in a vertical direction, i.e. a direction perpendicular to the second flange, by electric driving, and the second pressing member 801 is configured to provide a second pressing force vertically downward to both ends of the outer wall of the second flange.

[0073] Based on the above, in the embodiments of the present disclosure, the first supporting member 301 of the first supporting mechanism 3 can provide a supporting force to the second flange of the frame structure 7, the second pressing member 801 of the second pressing mechanism 8 can provide a pressing force to the second flange of the frame structure 7, and the second flange can be positioned by the supporting force and the pressing force, so that the fixing and positioning of the frame structure 7 are more reliable.

[0074] In an optional embodiment, the second displacement mechanism 5 comprises a second platform 502 and a fixed table 503; the second platform 502 is movably connected with the second sliding rail 501, the bottom of the fixed table 503 is fixed to the second platform 502, and the fixed table 503 is perpendicular to the second platform 502; the side inner pressing mechanism comprises a third pressing mechanism 9 and a fourth pressing mechanism 10; the third pressing mechanism 9 is fixed to the fixed table 503, and the fourth pressing mechanism 10 is fixed to the second platform 502; the third pressing mechanism 9 is configured to press the first connecting part, and the fourth pressing mechanism 10 is configured to press the first flange.

[0075] In the embodiments of the present disclosure, the bottom of the second platform 502 is movably connected with the second slide rail 501, the fixed table 503 is arranged on the second platform 502 and close to the first connecting part, the third pressing mechanism 9 is fixed on the fixed table 503 and used for pressing the first connecting part, the third pressing mechanism 9 can be higher than the first connecting part, so as to press the inner wall of the first connecting part from the obliquely upper side of the first connecting part, the fourth pressing mechanism 10 is arranged on the second platform 502 and close to one end of the first flange, the height of the fourth pressing mechanism 10 is adapted to the length of the first flange, and the fourth pressing mechanism 10 is used for pressing the inner wall of the first flange. The third pressing mechanism 9 and the fourth pressing mechanism 10 can move with the movement of the second platform 502.

[0076] Based on the above, in the embodiments of the present disclosure, the first connecting part is pressed by the third pressing mechanism 9, and the first flange is pressed by the fourth pressing mechanism 10, so that the connection between the first side 701 and the side 703 and the first flange can be fixed, the frame structure is prevented from being unstable due to shaking of the two connecting parts or the first flange during welding, and the qualified rate of one-time welding is improved.

[0077] In an optional embodiment, the third pressing mechanism 9 comprises a third pressing piece 901, and the fourth pressing mechanism 10 comprises a fourth pressing piece 1001; the third pressing piece 901 moves in a direction with an acute angle with the horizontal plane, and the third pressing piece 901 is used for providing a third pressing force obliquely downward to the inner wall of the first connecting part; the fourth pressing piece 1001 moves in a direction perpendicular to the first flange, and the fourth pressing piece 1001 is used for providing a fourth pressing force to the inner wall of the first flange.

[0078] In the embodiment of the present disclosure, the third pressing mechanism 9 is composed of a power element, a third pressing fixed element, a third pressing movable element, and a third pressing element 901 connected with the third pressing fixed element. The power element is arranged in the slide rail gap. One end of the third pressing movable element is sleeved in the power element, and the other end is connected with the third pressing fixed element. The third pressing element 901 is arranged on the third pressing fixed element. A slide rail that is movably connected with the third pressing fixed element is arranged on the fixed table 503. The third pressing fixed element moves along the slide rail in a direction that forms an acute angle with the horizontal plane under the pushing of the third pressing movable element, so as to realize the pressing of the third pressing element 901 on the inner wall of the first connecting part. The third pressing element 901 is used to provide a third pressing force downwardly and obliquely to the inner wall of the first connecting part. The fourth pressing mechanism 10 is composed of a fourth pressing fixed element, a fourth pressing movable element, and a fourth pressing element 1001 connected with the fourth pressing movable element. The fourth pressing fixed element is fixed to one end of the second platform 502 close to the first flange. The fourth pressing movable element is sleeved in the fourth pressing fixed element. The fourth pressing element 1001 is fixedly connected with the fourth pressing movable element. The fourth pressing movable element can drive the fourth pressing element 1001 to move in a direction perpendicular to the first flange through electric driving. The fourth pressing element 1001 is used to provide a fourth pressing force perpendicular to the inner wall of the first flange to the inner wall of the first flange.

[0079] Based on the above, in the embodiment of the present disclosure, the third pressing element 901 of the third pressing mechanism 9 can provide a pressing force to the first connecting part of the frame structure 7. The fourth pressing element 1001 of the fourth pressing mechanism 10 can provide a pressing force to the first flange of the frame structure 7. The first connecting part and the first flange can be positioned through the above-mentioned pressing forces, so that the fixing and positioning of the frame structure 7 are more reliable.

[0080] In an optional embodiment, the third displacement mechanism 6 includes a third platform 601 movably connected with the second slide rail 501. The outer pressing mechanism of the side edge 703 includes a fifth pressing mechanism 11 and a sixth pressing mechanism 12. The fifth pressing mechanism 11 is fixed to one end of the third platform 601. The sixth pressing mechanism 12 is fixed to the third platform 601. The fifth pressing mechanism 11 is used to press one end of the side edge 703. The sixth pressing mechanism 12 is used to press the other end and the middle part of the side edge 703.

[0081] In the embodiment of the present disclosure, the bottom of the third platform 601 is movably connected with the second slide rail 501. The fifth pressing mechanism 11 is arranged on one end of the third platform 601 close to the first flange, and is used to press one end of the side edge 703. The fourth pressing mechanism 10 is arranged on the second platform 502, and is used to press the other end and the middle part of the side edge 703. The fifth pressing mechanism 11 and the sixth pressing mechanism 12 can move with the movement of the third platform 601.

[0082] Based on the above, in the embodiment of the present disclosure, the side edge 703 is pressed by the fourth pressing mechanism 10 and the fifth pressing mechanism 11, so that the fixation of the side edge 703 can be realized, the frame structure is prevented from being unstable due to the shaking of the side edge 703 during welding, and the qualified rate of one-time welding is improved.

[0083] In an optional embodiment, the fifth pressing mechanism 11 comprises a fifth pressing member 1101, and the sixth pressing mechanism 12 comprises a sixth pressing member 1201; the fifth pressing member 1101 and the sixth pressing member 1201 are arranged to move in a direction perpendicular to the side edge 703, the fifth pressing member 1101 is arranged to provide a fifth pressing force to the outer wall of one end of the side edge 703, and the sixth pressing member 1201 is arranged to provide a sixth pressing force vertically downward to the outer wall of the other end and the middle part of the side edge 703.

[0084] In the embodiment of the present disclosure, the fifth pressing mechanism 11 comprises a fifth pressing member 1101 and a fifth pressing fixed member, the fifth pressing fixed member is fixed to the third platform 601 near one end of the first flange, and the fifth pressing member 1101 is arranged on the top of the fifth pressing fixed member; the fifth pressing member 1101 is arranged to provide a fifth pressing force to the outer wall of one end of the side edge 703 in a horizontal direction perpendicular to the outer wall of the side edge 703 or in a vertical direction perpendicular to the outer wall of the side edge 703. The sixth pressing mechanism 12 comprises a sixth pressing member 1201 and a sixth pressing fixed member, the sixth pressing fixed member is fixed to the third platform 601, and the sixth pressing member 1201 is arranged on the top of the sixth pressing fixed member; the sixth pressing member 1201 is arranged to provide a sixth pressing force to the outer wall of the other end and the middle part of the side edge 703 in a horizontal direction perpendicular to the outer wall of the side edge 703 or in a vertical direction perpendicular to the outer wall of the side edge 703.

[0085] Based on the above, in the embodiment of the present disclosure, the fifth pressing member 1101 of the fifth pressing mechanism 11 can provide a pressing force to one end of the side edge 703 of the frame structure 7, the sixth pressing member 1201 of the sixth pressing mechanism 12 can provide a pressing force to the other end and the middle part of the side edge 703 of the frame structure 7, and the outer wall of the side edge 703 can be positioned by the pressing force, so that the fixation and positioning of the frame structure 7 are more reliable.

[0086] In an optional embodiment, one end of the side edge 703 is connected with the first flange, and the length of the fifth pressing member 1101 is equivalent to the length of the first flange; the fifth pressing member 1101 is further arranged to provide a fifth pressing force perpendicular to the outer wall of the first flange.

[0087] In the embodiment of the present disclosure, the outer side of the first flange and the side edge 703 can be located in the same plane, one end of the side edge 703 is connected with the first flange, the length of the fifth pressing member 1101 is equivalent to the length of the first flange, and the fifth pressing member 1101 can be an L-shaped pressing member, wherein the longer part is used to provide the fifth pressing force perpendicular to the first flange to the outer wall of the first flange, and the shorter part is used to provide the pressing force to one end of the side edge 703.

[0088] Based on the above, in the embodiment of the present disclosure, the fifth pressing member 1101 of the fifth pressing mechanism 11 can simultaneously provide the pressing force to the first flange and one end of the side edge 703 of the frame structure 7, and the first flange and one end of the side edge 703 can be positioned simultaneously by the pressing force, so that the fixing and positioning of the frame structure 7 are more reliable.

[0089] In an optional embodiment, the target positioning assembly further comprises a second supporting mechanism 13. The second supporting mechanism 13 is fixed on the base 1, and the second supporting mechanism 13 is used to support the second edge 702.

[0090] In the embodiment of the present disclosure, the first positioning assembly and the second positioning assembly both comprise a second supporting mechanism, the second supporting mechanism in the first positioning assembly and the second positioning assembly is fixed on the base 1, and the second supporting mechanism 13 in the first positioning assembly is symmetrically arranged with the second supporting mechanism 13 in the second positioning assembly. The second supporting mechanism 13 is used to support the second edge 702.

[0091] In an optional embodiment, the first pressing mechanism 4 comprises a first pressing member 401, and the second supporting mechanism 13 comprises a second supporting member 1301; the first pressing member 401 and the second supporting member 1301 both move in the direction perpendicular to the second edge 702, the first pressing member 401 is used to provide the first pressing force to the outer wall of the second edge 702, and the second supporting member 1301 is used to provide the second supporting force to the inner wall of the second edge 702.

[0092] In the embodiment of the present disclosure, the first pressing mechanism 4 comprises a first pressing fixing member and a first pressing member 401. The first pressing fixing member is provided below a slide rail fixed on the base. The bottom of the first pressing fixing member is movably connected with the slide rail and can be driven by electricity to slide along the slide rail in a direction perpendicular to the outer wall of the second side 702 in the horizontal plane. The first pressing member 401 is arranged on the top of the first pressing fixing member and is used to provide a first pressing force perpendicular to the outer wall of the second side 702 to the outer wall. The second supporting mechanism 13 comprises a second supporting fixing member and a second supporting member 1301. The second supporting fixing member is provided below a slide rail fixed on the base. The bottom of the second supporting fixing member is movably connected with the slide rail and can be driven by electricity to slide along the slide rail in a direction perpendicular to the inner wall of the second side 702 in the horizontal plane. The second supporting member 1301 is arranged on the top of the second supporting fixing member and is used to provide a second supporting force perpendicular to the inner wall of the second side 702 to the inner wall.

[0093] Based on the above, in the embodiment of the present disclosure, the first pressing member 401 of the first pressing mechanism 4 and the second supporting member 1301 of the second supporting mechanism 13 can support and press the second side 702 of the frame structure 7, prevent the frame structure from being unstable due to the shaking of the second side 702 during welding, and make the fixing and positioning of the frame structure 7 more reliable.

[0094] In an optional embodiment, the target positioning assembly further comprises a limiting mechanism 14 fixed on the base between the first platform 202 and the second slide rail 501, which serves to limit the second displacement mechanism 5. Since the bottom of the second displacement mechanism 5 and the third displacement mechanism 6 is located on the same slide rail, the second displacement mechanism 5 may slide too far to the outside, resulting in too small sliding space for the third displacement mechanism 6. Therefore, the limiting mechanism 14 can limit the second displacement mechanism 5 to make the sliding space of the second displacement mechanism 5 and the third displacement mechanism 6 more reasonable and facilitate more reliable positioning of the side 703 of the frame structure 7.

[0095] In a specific embodiment, the technical solution in the embodiment of the present application is implemented as follows:

[0096] The overall movement mode of the frame structure welding positioning device is as follows: the first displacement mechanism 2 drives the first supporting mechanism 3 and the second pressing mechanism 8 to run to the specified position, then the pressure is released, the first supporting mechanism 3 runs to the specified position and keeps the pressure, the frame structure 7 is horizontally placed on the specified position of the welding positioning device for preliminary positioning, the switch mechanism is pressed to start running: the second displacement mechanism 5 drives the third pressing mechanism 9 and the fourth pressing mechanism 10 to run outward to the specified position and keep the pressure, the first pressing mechanism 4 runs to the specified position to press the frame structure 7, then the pressure is released, the third displacement mechanism 6 drives the fifth pressing mechanism 11 and the sixth pressing mechanism 12 to run inward to press the frame structure 7, then the pressure is released, the first supporting mechanism 3 is reset to the original position, the second pressing mechanism 8 runs to press the frame structure 7, then the pressure is released, the third pressing mechanism 9 runs to press the frame structure 7, then the pressure is released, the first pressing mechanism 4 runs to press the frame structure 7, then keeps the pressure, the third displacement mechanism 6 drives the fifth pressing mechanism 11 and the sixth pressing mechanism 12 to run inward to press the frame structure 7, then keeps the pressure, the second pressing mechanism 8 runs to press the frame structure 7, then keeps the pressure, the third pressing mechanism 9 runs to press the frame structure 7, then keeps the pressure, after all the pressing actions of the mechanisms are completed, laser welding is performed.

[0097] Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the features disclosed herein. The disclosure is intended to cover any variations, uses or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice in the art to which the disclosure pertains. The specification and examples are to be regarded as illustrative only, and the true scope and spirit of the disclosure are indicated by the claims.

[0098] It should be understood that the present disclosure is not limited to the precise structures herein described and illustrated in the drawings, and that various modifications and changes can be made without departing from the scope thereof. The scope of the present disclosure is limited only by the claims.

Claims

1. A frame structure welding positioning apparatus characterized by, The frame structure welding positioning device comprises a base (1), a first displacement mechanism (2), a first supporting mechanism (3), a first positioning assembly and a second positioning assembly, the first positioning assembly and the second positioning assembly are symmetrically arranged on the base (1); The target positioning assembly comprises a first pressing mechanism (4), a second displacement mechanism (5), a side inner pressing mechanism, a third displacement mechanism (6) and a side outer pressing mechanism, the target positioning assembly is any one of the first positioning assembly and the second positioning assembly, the first pressing mechanism (4), the first displacement mechanism (2) and the second displacement mechanism (5) are arranged on the base (1); The first supporting mechanism (3) is arranged on the first displacement mechanism (2), the first supporting mechanism (3) is used for supporting a first side (701) of a frame structure (7), a first sliding rail (201) is arranged between the first displacement mechanism (2) and the base (1), and the first displacement mechanism (2) moves along the first sliding rail (201) in a direction perpendicular to an outer side face of the first side (701); The first pressing mechanism (4) is used for pressing a second side (702) of the frame structure (7), the second side (702) is opposite to the first side (701); The side inner pressing mechanism is arranged on the second displacement mechanism (5), the side inner pressing mechanism is used for pressing a first connecting part and a first flange of the first side (701), the first connecting part is a connecting part between the first side (701) and a side (703), one end of the side (703) is connected with an inner side face of the first side (701), the other end of the side (703) is connected with one end of the second side (702), one side of the first flange is connected with an outer side face of the first side (701), and the first flange is perpendicular to the outer side face of the first side (701); The side outer pressing mechanism is arranged on the third displacement mechanism (6), and the side outer pressing mechanism is used for pressing an outer side face of the side (703); The base (1) is further provided with a second sliding rail (501), and the second displacement mechanism (5) and the third displacement mechanism (6) slide along the second sliding rail (501) in a direction perpendicular to the side (703).

2. The frame weld positioning apparatus of claim 1, wherein, The first side (701) further comprises a second flange, one side of the second flange is connected with the outer side face of the first side (701), the second flange is perpendicular to the first flange and the outer side face of the first side (701), and the frame structure welding positioning device further comprises a second pressing mechanism (8); The first displacement mechanism (2) comprises a first platform (202), and the first platform (202) is movably connected with the first sliding rail (201); The first supporting mechanism (3) is fixed to a middle part of the first platform (202), and the first supporting mechanism (3) is used for supporting the second flange; The second pressing mechanism (8) is fixed at two ends of the first platform (202), and is used for pressing two ends of the second flange.

3. The frame weld positioning apparatus of claim 2, wherein, The first supporting mechanism (3) comprises a first supporting piece (301), and the second pressing mechanism (8) comprises a second pressing piece (801). The first supporting piece (301) and the second pressing piece (801) are both moved along a direction perpendicular to the second flange, the first supporting piece (301) is used for providing a first supporting force vertically upward to an inner wall of the second flange, and the second pressing piece (801) is used for providing a second pressing force vertically downward to two ends of an outer wall of the second flange.

4. The frame weld positioning apparatus of claim 1, wherein, The second displacement mechanism (5) comprises a second platform (502) and a fixed table (503), the second platform (502) is movably connected with the second slide rail (501), the bottom of the fixed table (503) is fixed on the second platform (502), and the fixed table (503) is perpendicular to the second platform (502). The side edge inner pressing mechanism comprises a third pressing mechanism (9) and a fourth pressing mechanism (10), the third pressing mechanism (9) is fixed on the fixed table (503), and the fourth pressing mechanism (10) is fixed on the second platform (502). The third pressing mechanism (9) is used for pressing the first connecting part, and the fourth pressing mechanism (10) is used for pressing the first flange.

5. The frame weld positioning apparatus of claim 4, wherein, The third pressing mechanism (9) comprises a third pressing piece (901), and the fourth pressing mechanism (10) comprises a fourth pressing piece (1001). The third pressing piece (901) is moved along a direction with an acute angle with a horizontal plane, and the third pressing piece (901) is used for providing a third pressing force obliquely downward to an inner wall of the first connecting part. The fourth pressing piece (1001) is moved along a direction perpendicular to the first flange, and the fourth pressing piece (1001) is used for providing a fourth pressing force to an inner wall of the first flange.

6. The frame weld positioning apparatus of claim 1, wherein, The third displacement mechanism (6) comprises a third platform (601), the third platform (601) is movably connected with the second slide rail (501), and the side edge outer pressing mechanism comprises a fifth pressing mechanism (11) and a sixth pressing mechanism (12). The fifth pressing mechanism (11) is fixed at one end of the third platform (601), and the sixth pressing mechanism (12) is fixed on the third platform (601). The fifth pressing mechanism (11) is used for pressing one end of the side edge (703), and the sixth pressing mechanism (12) is used for pressing the other end and the middle part of the side edge (703).

7. The frame weld positioning apparatus of claim 6, wherein, The fifth pressing mechanism (11) comprises a fifth pressing piece (1101), and the sixth pressing mechanism (12) comprises a sixth pressing piece (1201). The fifth pressing member (1101) and the sixth pressing member are both moved along a direction perpendicular to the side edge (703), the fifth pressing member (1101) is used for providing a fifth pressing force to the outer wall of one end of the side edge (703), and the sixth pressing member (1201) is used for providing a sixth pressing force vertically downward to the other end and the middle part of the side edge (703).

8. The frame weld positioning apparatus of claim 7, wherein, One end of the side edge (703) is connected with the first flange, and the length of the fifth pressing member (1101) is equivalent to the length of the first flange. The fifth pressing member (1101) is also used for providing a fifth pressing force perpendicular to the first flange to the outer wall of the first flange.

9. The frame weld positioning apparatus of claim 1, wherein, The target positioning assembly further comprises a second supporting mechanism (13). The second supporting mechanism (13) is fixed on the base (1), and the second supporting mechanism (13) is used for supporting the second edge (702).

10. The frame weld positioning apparatus of claim 9, wherein, The first pressing mechanism (4) comprises a first pressing member (401), and the second supporting mechanism (13) comprises a second supporting member (1301). The first pressing member (401) and the second supporting member (1301) are both moved along a direction perpendicular to the second edge (702), the first pressing member (401) is used for providing a first pressing force to the outer wall of the second edge (702), and the second supporting member (1301) is used for providing a second supporting force to the inner wall of the second edge (702).

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