Sheet metal part hemming die convenient to demould

Abstract

The utility model discloses a sheet metal part hemming die convenient to demould, which comprises a base, a support frame is arranged at the lower end of the base, a die body is arranged at the upper end of the base, a hemming groove is arranged at the upper end of the die body, a plurality of support rods are arranged at the upper end of the base, and a top plate is arranged at the upper ends of the plurality of support rods together. Two telescopic air cylinders are arranged on the top plate in a penetrating mode, the tail ends of the telescopic ends of the two telescopic air cylinders are jointly provided with a movable plate, a pressing block matched with the hemming groove is arranged at the lower end of the movable plate, and a fixing mechanism used for fixing the sheet metal part is arranged above the base. A lifting mechanism used for lifting the fixing mechanism is arranged at the upper end of the base. The two adjusting screw rods drive the two positioning plates to move downwards respectively, the two positioning plates fix the two ends of a sheet metal part, the two containing frames drive the sheet metal part to move up and down, and therefore rapid demolding of the sheet metal part is achieved, and convenience is brought to people.

Description

TECHNICAL FIELD

[0001] The utility model relates to a crimping die technical field especially a sheet metal part crimping die convenient to demould. BACKGROUND

[0002] Mold, industrial production is used to injection molding, blow molding, extrusion, die casting or forging pressure forming, smelting, stamping and other methods to get the desired products of various molds and tools. In short, the mold is used to make the tooling of the formed object, and the tooling is composed of various parts, and different molds are composed of different parts. It realizes the machining of the shape of the article mainly through the change of the physical state of the formed material.

[0003] The sheet metal part will generally use the crimping die for crimping operation in the production process, but the existing crimping die generally does not set the device for quickly demolding the sheet metal part, and after the crimping is completed, the sheet metal part needs to be manually taken, which brings some trouble to people, and some devices for quickly demolding the sheet metal part also need to add a driving source, which reduces the overall linkage of the device. UTILITY MODEL CONTENT

[0004] The utility model discloses a sheet metal part crimping die convenient to demould, which can quickly demold the sheet metal part, and brings convenience to people.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A sheet metal part crimping die convenient to demould, which comprises a base, a supporting frame is arranged at the lower end of the base, a die body is arranged at the upper end of the base, a crimping groove is formed in the upper end of the die body, a plurality of supporting rods are arranged at the upper end of the base, a top plate is arranged at the upper ends of the supporting rods, two telescopic cylinders are arranged through the top plate, a moving plate is arranged at the telescopic ends of the telescopic cylinders, a pressing block matched with the crimping groove is arranged at the lower end of the moving plate, a fixing mechanism for fixing the sheet metal part is arranged above the base, and a lifting mechanism for lifting the fixing mechanism is arranged at the upper end of the base.

[0007] Preferably, the fixing mechanism comprises two symmetrically arranged placing frames arranged at the upper end of the base, an adjusting screw is threadedly connected through each placing frame, a positioning plate is arranged at the lower end of each adjusting screw, and a matching groove matched with the placing frame is formed in the two sides of the die body and the two sides of the crimping groove.

[0008] Preferably, the lifting mechanism comprises a plurality of symmetrically arranged threaded rods rotatably connected to the upper end of the base, the two threaded rods on the same side are oppositely threaded, and the outer walls of the two threaded rods on the same side are threadedly connected with a moving block, and the two placing frames are arranged on the opposite side walls of the two moving blocks respectively.

[0009] Preferably, the transmission rod is rotatably connected to the side wall of the support frame, the outer wall of the transmission rod is provided with two worms, the outer walls of the plurality of threaded rods are each provided with a worm wheel, and the two worm wheels are matched with the worms respectively.

[0010] Preferably, the side wall of the moving plate is provided with a connecting plate, and the connecting plate is arranged in an L shape.

[0011] Preferably, the side wall of the connecting plate is provided with a toothed plate, the end of the transmission rod is provided with a gear, and the gear is engaged with the toothed plate.

[0012] The utility model discloses beneficial effects:

[0013] 1. By making two adjusting screws drive two positioning plates to move down respectively, the two positioning plates are fixed to the both ends of the sheet metal part, and the two placing frames move up and down with the sheet metal part, so that the rapid demolding of the sheet metal part is realized, and convenience is brought to people.

[0014] 2. By setting the cooperation of the worm and the worm wheel, and the engagement of the gear and the toothed plate, when the telescopic cylinder moves down with the moving plate, the rotation of the plurality of threaded rods can be realized, and the overall linkage of the device is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 It is the overall structure front view schematic drawing of the utility model;

[0016] Fig. 2 It is the overall structure bottom view schematic drawing of the utility model;

[0017] Fig. 3 It is the lower structure bottom view schematic drawing of the utility model.

[0018] In the drawing: 1 base, 2 support rod, 3 top plate, 4 telescopic cylinder, 5 support frame, 6 mold body, 7 hemming groove, 8 threaded rod, 9 moving block, 10 placing frame, 11 adjusting screw, 12 positioning plate, 13 moving plate, 14 pressing block, 15 connecting plate, 16 toothed plate, 17 gear, 18 transmission rod, 19 worm wheel, 20 worm. DETAILED DESCRIPTION

[0019] The technical scheme in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments.

[0020] In the description of the utility model, it is understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model.

[0021] Referring to Figs. 1-3 A metal plate part crimping die convenient to demold, including base 1, base 1 lower end is equipped with support frame 5, base 1 upper end is equipped with die body 6, die body 6 upper end is equipped with crimping groove 7, base 1 upper end is equipped with a plurality of support rods 2, a plurality of support rods 2 upper end is commonly equipped with top plate 3, top plate 3 is equipped with two telescopic cylinders 4, two telescopic cylinders 4 telescopic end terminal commonly is equipped with moving plate 13, moving plate 13 lower end is equipped with the pressing block 14 that cooperates with crimping groove 7, base 1 upper side is equipped with the fixed mechanism for being used to the fixation of metal plate part, fixed mechanism includes setting in base 1 upper end two symmetrical settings place frame 10, two place frame 10 are all penetrated with the threaded connection of adjusting screw 11, adjusting screw 11 lower end is equipped with positioning plate 12, die body 6 both sides with crimping groove 7 both sides are equipped with the cooperation groove with place frame 10, by making two adjusting screw 11 respectively drive two positioning plate 12 lower migration, make two positioning plate 12 to the both ends of metal plate part and fix, make two place frame 10 with metal plate part up and down movement, to reach the quick demolding of metal plate part, bring the convenience for people.

[0022] Base 1 upper end is equipped with the lifting mechanism for being used to the lifting of fixed mechanism, lifting mechanism includes penetrating rotation connection in base 1 upper end multiple symmetrical settings threaded rod 8, same side two threaded rods 8 screw thread rotation direction is opposite, same side two threaded rods 8 outer wall commonly is equipped with moving block 9, two place frame 10 are respectively set in two moving blocks 9 opposite side walls.

[0023] Support frame 5 side wall is penetrated and is rotatably connected with transmission rod 18, transmission rod 18 outer wall is equipped with two worms 20, a plurality of threaded rods 8 outer wall are all equipped with worm gears 19, opposite two worm gears 19 are respectively matched with worm 20.

[0024] Moving plate 13 side wall is equipped with connecting plate 15, and the connecting plate 15 is L-shaped.

[0025] Connecting plate 15 side wall is equipped with toothed plate 16, transmission rod 18 end is equipped with gear 17, gear 17 is engaged with toothed plate 16, by setting the cooperation of worm 20 and worm gear 19, and the engagement of gear 17 and toothed plate 16, when telescopic cylinder 4 with moving plate 13 lower migration, the rotation of a plurality of threaded rods 8 can be realized, improve the overall linkage of device.

[0026] The utility model discloses when using, the edge curl operation is carried out to sheet metal part, places the sheet metal part between two placing frame 10, rotates two adjusting screw rod 11 respectively, makes two adjusting screw rod 11 drive two positioning plate 12 to go down respectively, makes two positioning plate 12 to fix two ends of sheet metal part, starts two telescopic cylinder 4, makes two telescopic cylinder 4 telescopic end to push moving plate 13 to go down, makes moving plate 13 with connecting plate 15 go down, utilizes the meshing of the toothed plate 16 on connecting plate 15 and gear 17, makes gear 17 rotate drive transmission rod 18 to rotate, makes two worm 20 of transmission rod 18 outer wall rotate, utilizes the cooperation of worm 20 and worm wheel 19, makes the same side two worm wheel 19 same speed but the motion of different rotation direction, and through the screw thread rotation direction of same side two threaded rods 8 is opposite, makes multiple threaded rods 8 same speed rotation direction motion, and through two moving blocks 9 and threaded rod 8 screw connection, makes two moving blocks 9 with two placing frame 10 go down, makes placing frame 10 enter the matching groove, sheet metal part enters the edge curl groove 7 at this time, and with the continuous going down of moving plate 13 (the meshing stroke of toothed plate 16 and gear 17 ends at this time), makes the pressing block 14 and edge curl groove 7 cooperation and carries out the edge curl operation, and after the edge curl is completed, through the going up of moving plate 13, utilizes the cooperation of multiple elements, makes two placing frame 10 with sheet metal part return to the starting position, to reach the quick stripping of sheet metal part for people, bring the convenience.

[0027] The above, only for the preferable specific implementation mode of the utility model, but the protection scope of the utility model does not limit to this, any skilled person in the art in the utility model discloses the technical range of the utility model, according to the technical scheme and the utility model concept of the utility model, carries out equivalent replacement or changes, all should cover in the protection scope of the utility model.

Claims

1. A metal sheet part crimping die facilitating demolding, comprising a base (1), characterized in that, The lower end of the base (1) is provided with a support frame (5), the upper end of the base (1) is provided with a mold body (6), the upper end of the mold body (6) is provided with a flanging groove (7), the upper end of the base (1) is provided with a plurality of support rods (2), the upper end of the plurality of support rods (2) is commonly provided with a top plate (3), the top plate (3) is provided with two telescopic cylinders (4) penetrating therethrough, the telescopic ends of the two telescopic cylinders (4) are commonly provided with a moving plate (13), the lower end of the moving plate (13) is provided with a pressing block (14) matched with the flanging groove (7), the upper end of the base (1) is provided with a fixing mechanism for fixing the sheet metal part, and the upper end of the base (1) is provided with a lifting mechanism for lifting the fixing mechanism.

2. The sheet metal part crimping die of claim 1, wherein, The fixing mechanism comprises two symmetrically arranged placing frames (10) arranged on the upper end of the base (1), and an adjusting screw (11) is threadedly connected to each of the two placing frames (10), and the lower end of the adjusting screw (11) is provided with a positioning plate (12), and the mold body (6) is provided with a matching groove matched with the placing frame (10) on both sides of the flanging groove (7).

3. The metal sheet part crimping die according to claim 2, wherein The lifting mechanism comprises a plurality of symmetrically arranged threaded rods (8) penetratingly and rotatably connected to the upper end of the base (1), the screw rotation directions of the two threaded rods (8) on the same side are opposite, and the outer walls of the two threaded rods (8) on the same side are commonly provided with a moving block (9), and the two placing frames (10) are arranged on the opposite side walls of the two moving blocks (9), respectively.

4. The metal sheet part crimping die according to claim 3, wherein The side wall of the support frame (5) is penetratingly and rotatably connected with a transmission rod (18), the outer wall of the transmission rod (18) is provided with two worms (20), the outer walls of the plurality of threaded rods (8) are provided with worm wheels (19), and the two worm wheels (19) are matched with the worms (20), respectively.

5. The sheet metal part crimping die of claim 4, wherein, The side wall of the moving plate (13) is provided with a connecting plate (15), and the connecting plate (15) is L-shaped.

6. The metal sheet part crimping die according to claim 5, wherein The side wall of the connecting plate (15) is provided with a toothed plate (16), the distal end of the transmission rod (18) is provided with a gear (17), and the gear (17) is engaged with the toothed plate (16).

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