Metal tray positioning die and production positioning welding device thereof

Abstract

The invention relates to environment-friendly equipment for factories, in particular to a welding and positioning device for tray production. According to the technical scheme, a metal tray comprises a plurality of parallel supporting beams, the lower portions of the supporting beams are connected through supporting legs, a positioning mold is provided with identical positioning pieces located at the left end and the right end respectively, positioning pieces are arranged on the positioning pieces at equal intervals, and inwards-concave positioning grooves are formed in the middles of the positioning pieces; the positioning pieces and the concave positioning grooves on the positioning pieces at the left end and the right end are in one-to-one correspondence, and the supporting beams forming the metal tray are placed in the concave positioning grooves of the positioning pieces at the left end and the right end to achieve positioning. The welding and positioning device has the advantages that the positioning and welding operation of the metal tray can be carried out through the welding and positioning device, and the operation efficiency is higher than that of direct manual placement and positioning; according to the device, the distance can be adjusted by arranging the positioning piece of the metal tray component, and the positioning grooves in the positioning piece have various specifications, so that the device is suitable for welding and positioning of metal trays of various specifications.

Description

Technical Field

[0001] The present invention relates to an environmental protection device for a factory, specifically a pallet production welding positioning device. Background Art

[0002] Pallets are commonly used for placing and displaying items. The invention disclosed in Chinese Patent Application No.: 200610200753.2 is a pallet positioning platform, which includes a main body and at least one movable positioning member; the main body includes a bearing surface for bearing the pallet and a fixed positioning portion provided on the bearing surface; a plurality of positioning holes for movably installing the movable positioning member are provided on the bearing surface; the movable positioning member installed in different positioning holes can cooperate with the fixed positioning portion to position pallets of different sizes. This patent is for a conventional material pallet and is mainly used for a machine tool positioning platform when machining workpieces on a machine tool.

[0003] However, for a metal pallet designed by this enterprise, the above positioning platform is not suitable for use. Since the metal pallet is composed of a plurality of horizontal and vertical rod bodies arranged side by side, each rod body structure needs to be positioned during welding to avoid size errors caused by movement during welding. Summary of the Invention

[0004] The technical problem to be solved by the present invention is to provide a pallet production welding positioning device that can accelerate production, speed up the automation process, improve product quality, and reduce the labor intensity of workers.

[0005] To solve the above problems, the technical solution adopted by the present invention is: The metal pallet includes a plurality of parallel support beams, and the support beams are connected by support legs below. The positioning die is provided with the same positioning members at the left end and the right end respectively. The positioning members are provided with equally spaced positioning pieces, and an inward concave positioning groove is provided in the middle of the positioning pieces. The positioning pieces and the inward concave positioning grooves on the positioning members at the left end and the right end correspond one by one, and the support beams forming the metal pallet are placed in the inward concave positioning grooves of the positioning members at the left end and the right end to achieve positioning.

[0006] Further explaining the metal pallet positioning die, the positioning member further includes a positioning sleeve and a positioning adjustment shaft. A plurality of positioning sleeves are sleeved on the positioning adjustment shaft and their positions are movable, and the above-mentioned positioning members are provided on the positioning sleeves.

[0007] Further explaining the metal pallet positioning die, the positioning sleeve is provided with positioning pieces in four directions, and the positioning sleeve can rotate around the positioning adjustment shaft to turn the used positioning piece upward.

[0008] A metal pallet production positioning welding device provided with a metal pallet positioning die includes a pallet placement platform, a positioning die, and a pressing mechanism; The pallet placing platform is a frame structure with a hollow middle on the upper side. The positioning die is placed on the pallet placing platform, and the support beams of the metal pallet to be welded are placed on the positioning die for positioning. The pressing mechanism includes a pressing block directly above the pallet placing platform and a movement mechanism that drives the pressing block downward. The support beams of the metal pallet are placed below in the positioning die, and the support legs of the metal pallet are placed above on the support beams. The pressing block presses against and clings to the support beam through the support legs.

[0009] For further description of the metal pallet production positioning and welding device, there are two groups of pallet placing platforms that are combined and connected. An upright column is provided upward in the middle between the two pallet placing platforms. Cantilevers are respectively provided on both sides of the upright column, that is, above the pallet placing platforms, and the movement mechanism is arranged on the cantilevers.

[0010] For further description of the metal pallet production positioning and welding device, a lifting platform is provided at the hollow position in the middle of the pallet placing platform. The metal pallet placed on the positioning die is directly above the lifting platform. A lifting mechanism is provided below the lifting platform. Connecting rods are provided on both sides of the lifting platform and at one end between the lifting platform and the pallet placing platform. A supporting shaft is provided below the other end of the lifting platform within the hollow of the pallet placing platform. Positioning parts are arranged on the upper parts of the front and rear cross beams of the pallet placing platform. A groove is provided in the middle of the positioning part to match the positioning adjustment shaft of the metal pallet positioning die. The metal pallet positioning die is placed on the two cross beams, and the positioning adjustment shaft of the metal pallet positioning die is placed in the groove of the positioning part.

[0011] For further description of the metal pallet production positioning and welding device, the movement mechanism is a cylinder. The cylinder block of the cylinder is fixed to the cantilever, and the lower end of the piston rod of the cylinder is provided with the pressing block. Two cylinders are correspondingly provided for each group of pressing blocks, and the two cylinders are arranged in parallel on the cantilever. A cylinder instrument is arranged at the central position of the cantilever. A T-shaped frame is arranged on the cantilever between the two cylinders. The vertical part of the T-shaped frame is fixed to the cantilever, and lighting lamps are arranged at both ends of the horizontal part of the T-shaped frame.

[0012] For further description of the metal pallet production positioning and welding device, a longitudinal beam is arranged between the ends of the two cross beams. An extension plate is arranged on the lower side of the longitudinal beam. One end of the extension plate is hinged to one end of the connecting rod, and the other end of the connecting rod is hinged to the lifting platform. A lifting mechanism fixing beam is provided below the pallet placing platform, and both ends of the lifting mechanism fixing beam are fixed to the lower part of the pallet placing platform.

[0013] For further description of the metal pallet production positioning and welding device, the cantilever is composed of two parallel cantilever plates. A connecting piece is arranged between the two cantilever plates. The cylinder is arranged between the two cantilever plates, and the cylinder block of the cylinder is fixed to the two cantilever plates. The upright column between the two pallet placing platforms is divided into a left upright column and a right upright column, and the cantilever plates are arranged at the tops of the left upright column and the right upright column.

[0014] Further description of the positioning and welding device for metal tray production. It further includes a welding machine, which is arranged below or around the tray placement platform. After the pressing block compresses the components of the metal tray, the welding machine performs welding.

[0015] The advantages of the present invention are as follows: Through this welding positioning device, the positioning and welding operation of the metal tray can be carried out, and the operation efficiency is higher than that of directly placing and positioning by manual labor. The positioning parts for the metal tray components of this device can adjust the distance, and the positioning grooves on the positioning parts have various specifications, which are suitable for the welding and positioning of metal trays of various specifications. Description of the Drawings

[0016] Figure 1 Shows the front view of the metal tray positioning die of the present invention; Figure 2 Shows the left sectional view of the metal tray positioning die of the present invention; Figure 3 Shows the front view of the positioning and welding device for metal tray production of the present invention; Figure 4 Shows the sectional view of the lifting mechanism position of the positioning and welding device for metal tray production of the present invention; Figure 5 Shows the mechanism diagram of the positioning part of the positioning and welding device for metal tray production of the present invention; Figure 6 Shows the right view of the positioning and welding device for metal tray production of the present invention; Figure 7 Shows the right view of the positioning and welding device for metal tray production of the present invention, and the lifting platform lifts the metal tray; Figure 8 Shows the three-dimensional structure diagram of the metal tray positioning die and its positioning and welding device for production of the present invention.

[0017] Reference Signs: 1. Tray placement platform, 2. Column, 3. Cantilever, 4. Cylinder, 5. Pressing block, 6. Cylinder instrument, 7. Positioning die, 8. Positioning part, 801 Positioning piece, 802 Concave positioning groove, 803 Positioning sleeve, 804 Positioning adjustment shaft, 9. Metal tray, 901 Support beam, 902 Support leg, 10. Cross beam, 11. Longitudinal beam, 12. Lifting platform, 13. Lifting mechanism, 14. Connecting rod, 15. Extension plate, 16. Support shaft, 17. Positioning part, 18. Groove, 19. Lifting mechanism fixed beam, 20. Cantilever plate, 21. Welding machine, 22. T-shaped frame, 23. Lighting lamp, 24. Gas pipeline. Specific Embodiment

[0018] The preferred embodiments of the present invention will be described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only for the purpose of illustrating and explaining the present invention, and do not limit the present invention.

[0019] It should be noted that the orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. is based on the orientation or positional relationship shown in the accompanying drawings. It is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or component referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

[0020] Figures 1 to 2 As shown, it is a positioning mold for a metal tray. As Figure 1 In the shown positioning mold for the metal tray, the metal tray 9 includes a plurality of parallel support beams 901, and the support beams 901 are welded and connected by support legs 902 at the lower part. This device is used for the positioning and fixing of the support beams 901 during welding to facilitate the welding operation.

[0021] The following is a specific description of the positioning mold. The positioning mold is provided with the same positioning members 8 at the left end and the right end respectively. The positioning member 8 consists of a positioning sleeve 803 and a positioning adjustment shaft 804. A plurality of positioning sleeves 803 are sleeved on the positioning adjustment shaft 804 and their positions are movable, and they are arranged at equal intervals. The positioning piece 801 is provided on the positioning sleeve 803.

[0022] An inward concave positioning groove 802 is provided in the middle of the positioning piece 801. The positioning pieces 801 and the inward concave positioning grooves 802 on the positioning members 8 at the left end and the right end correspond one by one, and the support beams 901 of the metal tray 9 are placed in the inward concave positioning grooves 802 of the positioning members 8 at the left end and the right end to achieve positioning.

[0023] Furthermore, in order to realize the positioning of the support beams of metal trays with different specifications, the positioning sleeve 803 is provided with positioning pieces 801 in four directions. The positioning sleeve 803 can rotate around the positioning adjustment shaft 804 to turn the used positioning piece 801 upward.

[0024] Rotate the positioning sleeve 803 to turn all the positioning pieces of the same specification upward to adapt to the fixing of the support beams of a specific metal tray.

[0025] This positioning mold is used on a production positioning and welding device. The structure of the production positioning and welding device is as Figures 3 - 7 shown, including a tray placement platform 1, a positioning mold, a pressing mechanism and a welding machine. The welding machine is arranged below or around the tray placement platform 1 to weld the various structures of the metal tray.

[0026] As Figure 2 and Figure 3As shown in the figure, the pallet placement platform 1 is a frame structure with a support structure at the bottom. The middle part of the upper side is hollowed out. The positioning mold is placed on the pallet placement platform 1, and the support beam 901 of the metal pallet 9 to be welded is placed on the positioning mold for positioning.

[0027] The pressing mechanism includes a pressing block 5 directly above the pallet placement platform 1 and a motion mechanism that drives the pressing block 5 downward. The support beam 901 of the metal pallet 9 is placed below in the positioning mold, and the support leg 902 of the metal pallet 9 is placed above on the support beam 901. The pressing block 5 presses against and closely adheres to the support beam 901 through the support leg 902.

[0028] The positioning mold realizes the positioning and fixing of the support beam of the metal pallet. The pressing block presses the support leg onto the support beam in close contact to facilitate welding, achieving the purpose of positioning, fixing, and then welding of this device.

[0029] There are two groups of pallet placement platforms 1 that are combined and connected. An upward column 2 is provided in the middle between the two pallet placement platforms 1. The column 2 is respectively provided with cantilevers 3 on both sides, that is, above the pallet placement platforms 1. The motion mechanism is arranged on the cantilever 3. The cantilever 3 supports the cylinder and the pressing block, realizing the overhanging and fixing function. A cylinder gauge is provided on the column to facilitate observing the working pressure state of the cylinder 4. An inclined support rod is also provided at the lower part of the pallet placement platform, forming a triangle with the support leg mechanism. Utilizing the stability of the triangle, the overall structure is made more stable. The motion mechanism is a cylinder 4. The cylinder block of the cylinder 4 is fixed to the cantilever 3, and the lower end of the piston rod of the cylinder 4 is provided with the pressing block 5. Each group of pressing blocks 5 corresponds to two sets of cylinders 4, and the two cylinders 4 are arranged in parallel on the cantilever 3.

[0030] The cantilever 3 is composed of two parallel cantilever plates 20. A connecting piece is provided between the two cantilever plates 20. The cylinder 4 is arranged between the two cantilevers 3, and the cylinder block of the cylinder 4 is fixed to the two cantilevers 3. The column 2 between the two pallet placement platforms 1 is divided into a left column 2 and a right column 2, and the cantilever plates 20 are provided at the tops of the left column 2 and the right column 2.

[0031] A cylinder gauge 6 is arranged at the central position of the cantilever 3. A T-shaped frame is arranged on the cantilever 3 between the two cylinders 4. The vertical part of the T-shaped frame is fixed to the cantilever 3, and lighting lamps are arranged at both ends of the horizontal part of the T-shaped frame. It is convenient for workers to observe and improves the safety performance.

[0032] As Figure 4 、 Figure 6 and Figure 7As shown in the figure, a lifting platform 12 is provided at the hollow position in the middle of the tray placement platform 1. The metal tray 9 placed on the positioning mold is directly above the lifting platform 12. A lifting mechanism 13 is provided below the lifting platform 12. Link rods 14 are provided on both sides of the lifting platform 12 and between one end and the tray placement platform 1. A support shaft 16 is provided inside the hollow of the tray placement platform 1 and below the other end of the lifting platform 12. Positioning parts 17 are provided on the upper parts of the front and rear cross beams 10 of the tray placement platform 1. A groove 18 is provided in the middle of the positioning part 17 and is matched with the positioning adjustment shaft 804 of the metal tray positioning mold. The metal tray positioning mold is placed on the two cross beams 10, and the positioning adjustment shaft 804 of the metal tray positioning mold is placed in the groove 18 of the positioning part 17. Here, a cylinder is selected as the lifting mechanism 13, which has a fast lifting speed, is suitable for the high-pressure air source power in the factory, has good safety and low cost.

[0033] A longitudinal beam 11 is provided between the ends of the two cross beams 10. An extension plate 15 is provided on the lower side of the longitudinal beam 11. The extension plate 15 is hinged to one end of the link rod 14, and the other end of the link rod 14 is hinged to the lifting platform 12. A lifting mechanism fixing beam 19 is provided below the tray placement platform 1, and both ends of the lifting mechanism fixing beam 19 are fixed to the lower part of the tray placement platform 1. The lower end of the lifting mechanism 13 is hinged to the lifting mechanism fixing beam 19.

[0034] The working process of the lifting platform: 1. After the metal tray is welded in the positioning area, the pneumatic lifting structure actuates pneumatically to lift the welded metal tray out of the positioning area. 2. The lifting platform rises, and the link rod hinged to the lifting platform rotates around the hinge point of the extension plate. The lifting structure rotates while rising. 3. The lifting platform disengages from the support shaft, realizing the lifting of the lifting platform and completing the lifting process of the metal tray.

[0035] Through this welding positioning device of the present invention, the positioning welding operation of the metal tray can be carried out, and the operation efficiency is higher than that of directly manually placing and positioning; the positioning parts for the metal tray components of this device can adjust the distance, and the positioning grooves on the positioning parts are provided with various specifications, which are suitable for the welding and positioning of metal trays of various specifications.

Claims

1. A metal tray positioning die, the metal tray (9) includes a plurality of parallel support beams (901), and the support beams (901) are connected by support legs (902) below. It is characterized in that The positioning die is provided with the same positioning members (8) at the left end and the right end respectively. The positioning members (8) are provided with equally spaced positioning pieces (801). An inward concave positioning groove (802) is provided in the middle of the positioning piece (801). The positioning pieces (801) and the inward concave positioning grooves (802) on the positioning members (8) at the left end and the right end correspond one by one, and the support beams (901) of the metal tray (9) are placed in the inward concave positioning grooves (802) of the positioning members (8) at the left end and the right end to achieve positioning.

2. The metal tray positioning die according to claim 1, characterized in that, The positioning member (8) further includes a positioning sleeve (803) and a positioning adjustment shaft (804). A plurality of positioning sleeves (803) are sleeved on the positioning adjustment shaft (804) and their positions are movable, and the positioning pieces (801) are provided on the positioning sleeves (803).

3. The metal tray positioning die according to claim 2, characterized in that, The positioning sleeve (803) is provided with positioning pieces (801) in four directions, and the positioning sleeve (803) can rotate around the positioning adjustment shaft (804) to turn the used positioning piece (801) upward.

4. A metal tray production positioning and welding device provided with the metal tray positioning die according to claim 2 or 3, characterized in that it includes a tray placement platform (1), a positioning die and a pressing mechanism; The tray placement platform (1) is a frame structure with a hollow middle on the upper side. The positioning die is placed on the tray placement platform (1), and the support beams (901) of the metal tray (9) to be welded are placed on the positioning die for positioning; The pressing mechanism includes a pressing block (5) directly above the tray placement platform (1) and a movement mechanism for driving the pressing block (5) downward. The support beams (901) of the metal tray (9) are placed below in the positioning die, and the support legs (902) of the metal tray (9) are placed above on the support beams (901). The pressing block (5) presses against and clings to the support beams (901) through the support legs (902).

5. The metal tray production positioning and welding device according to claim 4, characterized in that, The tray placement platforms (1) are in two groups and are combined and connected. An upward column (2) is provided in the middle between the two tray placement platforms (1). The column (2) is provided with cantilevers (3) on both sides, that is, above the tray placement platforms (1), and the movement mechanism is arranged on the cantilevers (3).

6. The metal tray production positioning and welding device according to claim 4, characterized in that In the middle hollow position of the tray placing platform (1), there is a jacking platform (12). The metal tray (9) placed on the positioning die is directly above the jacking platform (12). Below the jacking platform (12), there is a jacking mechanism (13). On both sides of the jacking platform (12) and at one end, there is a connecting rod (14) between the jacking platform (12) and the tray placing platform (1). Inside the hollow of the tray placing platform (1) and below the other end of the jacking platform (12), there is a supporting shaft (16). On the upper parts of the front and rear cross beams (10) of the tray placing platform (1), there are positioning parts (17). In the middle of the positioning part (17), there is a groove (18) which matches with the positioning adjustment shaft (804) of the metal tray positioning die. The metal tray positioning die is placed on the two cross beams (10), and the positioning adjustment shaft (804) of the metal tray positioning die is placed in the groove (18) of the positioning part (17).

7. The metal tray production positioning and welding device according to claim 5, characterized in that, The motion mechanism is a cylinder (4). The cantilever (3) fixes the cylinder body of the cylinder (4). The lower end of the piston rod of the cylinder (4) is provided with the pressing block (5). For each group of pressing blocks (5), two cylinders (4) are correspondingly arranged. The two cylinders (4) are arranged in parallel on the cantilever (3). A cylinder instrument (6) is arranged at the central position of the cantilever (3). A T-shaped frame is arranged on the cantilever (3) between the two cylinders (4). The vertical part of the T-shaped frame is fixed to the cantilever (3), and lighting lamps are arranged at both ends of the horizontal part of the T-shaped frame.

8. The metal tray production positioning and welding device according to claim 6, characterized in that, Between the ends of the two cross beams (10), there is a longitudinal beam (11). An extension plate (15) is arranged on the lower side of the longitudinal beam (11). One end of the extension plate (15) is hinged to one end of the connecting rod (14), and the other end of the connecting rod (14) is hinged to the jacking platform (12). Below the tray placing platform (1), there is a jacking mechanism fixing beam (19). Both ends of the jacking mechanism fixing beam (19) are fixed to the lower part of the tray placing platform (1).

9. The metal tray production positioning and welding device according to claim 7, characterized in that, The cantilever (3) is composed of two parallel cantilever plates (20). There are connecting pieces between the two cantilever plates (20). The cylinder (4) is arranged between the two cantilevers (3), and the cylinder body of the cylinder (4) is fixed to the two cantilevers (3). The column (2) between the two tray placing platforms (1) is divided into a left column (2) and a right column (2). The cantilever plates (20) are arranged at the tops of the left column (2) and the right column (2).

10. The metal tray production positioning and welding device according to claim 7, characterized in that, It also includes a welding machine. The welding machine is arranged below or around the tray placing platform (1). After the pressing block (5) presses each component of the metal tray (9), the welding machine performs welding.

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