CN222036455U - A stamping device for aerospace sheet metal parts - Google Patents

Abstract

A stamping forming device for a space flight sheet metal part belongs to the technical field of space flight part production. The movable plate, the upper die, the pressing plate and the lower die are arranged up and down; the upper end of the upper die is provided with a guide rod which is obliquely arranged, the outer sliding sleeve of the guide rod is provided with a wedge block, the upper end of the wedge block is in sliding connection with a movable plate, the movable plate is connected with the upper end of a connecting rod, the movable plate is driven to lift by a lifting mechanism, the lower end of the connecting rod is connected with a pressing plate after sliding through the upper die, the middle part of the upper die is in sliding connection with a vertically arranged push rod, the upper end of the push rod is matched with the wedge surface of the wedge block, the push rod is sleeved with a spring and a mounting plate, the upper end of the spring is connected with the mounting plate, the lower end of the spring is connected with the upper die, the lower end of the push rod is fixedly connected with the middle part of a punch, and the punch is arranged in the middle part of the pressing plate. The edge tilting prevention and stamping are performed simultaneously, so that time and labor are saved, the working efficiency and the working quality are improved, and nondestructive workpiece taking of sheet metal parts is ensured. Avoiding the phenomenon of personal accidental injury and having high safety.

Description

Stamping forming device for aerospace sheet metal parts

Technical Field

The utility model relates to a stamping forming device for a space flight sheet metal part, and belongs to the technical field of space flight part production.

Background

Part of sheet metal parts in aerospace parts are required to be formed through stamping, and the stamping is a production technology for obtaining product parts with certain shapes, sizes and performances by directly receiving deformation force on a sheet metal in a die and deforming the sheet metal by means of power of conventional or special stamping equipment.

The existing stamping forming device for aerospace sheet metal parts has the following problems:

1. When in use, the phenomenon of edge warping easily occurs;

2. At present, a stamping part is manually picked or ejected by using an ejection mechanism, so that the labor and time are wasted when the part is manually picked, the ejection mechanism has certain mechanical mechanism cost and is easy to damage parts, and the sheet metal part and the stamping mechanism are inconvenient to separate after stamping;

3. when the stamping device is used, the position of the sheet metal part for carrying out the assembly and taking operation is right below the stamping mechanism, so that the phenomenon that personnel are accidentally injured by the stamping mechanism during the assembly and taking operation of the sheet metal part is easy to occur, and the safety is lower.

Disclosure of utility model

In order to solve the problems in the background art, the utility model provides a stamping forming device for a space sheet metal part.

The utility model adopts the following technical scheme: a stamping forming device for a space sheet metal part comprises a lower die, a pressing plate, an upper die, a punch, a movable plate, a guide rod, a wedge block, a push rod, a connecting rod, a spring and a mounting plate; the movable plate, the upper die, the pressing plate and the lower die are sequentially arranged from top to bottom; the upper end of the upper die is fixedly provided with a guide rod which is obliquely arranged, the outer side of the guide rod is sleeved with a wedge block, the upper end of the wedge block is in sliding connection with one end of a movable plate, the other end of the movable plate is fixedly connected with the upper end of a connecting rod which is vertically arranged, the movable plate is driven to lift through a lifting mechanism, the lower end of the connecting rod slides through the upper die and then is fixedly connected with one end of a pressing plate, the middle part of the upper die is in sliding connection with a vertically arranged push rod, the upper end of the push rod is matched with a wedge surface of the wedge block, the outer side of the push rod is sleeved with a spring and a mounting plate, the upper end of the spring is connected with the mounting plate, the lower end of the spring is connected with the upper die, and the lower end of the push rod is fixedly connected with the middle part of a punch.

The lower surface of clamp plate is equipped with a plurality of vacuum chuck, every vacuum chuck all sets up through the inside air flue and the air supply intercommunication of corresponding setting at the clamp plate.

The punch forming device further comprises a piece taking mechanism.

The picking mechanism comprises a driving gear, a rack, a placing rack, two driven gears and two half gears; the two ends of the driving gear are respectively connected with corresponding driven gears in a meshed manner, each driven gear is respectively and fixedly connected with corresponding half gears in a coaxial manner, the two half gears are arranged in the same direction, the two half gears are respectively meshed with the rack in a matched manner, the rack is connected with the frame body in a sliding manner, a placing rack is fixed at the end part of the rack, and the placing rack is in and out between the lower die and the pressing plate.

Compared with the prior art, the utility model has the beneficial effects that:

1. According to the utility model, after stamping is finished, the pressing plate compresses the material, so that the problem of edge tilting of the material is avoided, edge tilting prevention and stamping are performed simultaneously, time and labor are saved, and the working efficiency and the working quality are improved.

2. According to the utility model, after the stamping of the material is finished, the material is sucked through the vacuum chuck, and when the pressing plate is reset, the stamped sheet metal part is directly sucked, so that the manual unloading or ejection of the material is avoided, the time and the labor are saved, and the nondestructive fetching of the sheet metal part is ensured.

3. The sheet metal part taking mechanism is arranged, so that the stamped sheet metal part can be automatically taken out, the phenomenon of personal accidental injury is avoided, and the safety is high.

Drawings

FIG. 1 is a schematic structural view of embodiment 2 of the present utility model;

fig. 2 is a schematic structural view of the picking mechanism.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are all within the protection scope of the present utility model.

Example 1:

A stamping forming device for a space sheet metal part comprises a lower die 1, a pressing plate 3, an upper die 4, a punch 5, a movable plate 6, a guide rod 7, a wedge block 8, a push rod 9, a connecting rod 10, a spring 11 and a mounting plate 12; the movable plate 6, the upper die 4, the pressing plate 3 and the lower die 1 are sequentially arranged from top to bottom; the upper end of the upper die 4 is fixedly provided with a guide rod 7 which is obliquely arranged, the outer side of the guide rod 7 is sleeved with a wedge block 8 in a sliding manner, the upper end of the wedge block 8 is in sliding connection with one end of a movable plate 6 through a sliding chute, the other end of the movable plate 6 is fixedly connected with the upper end of a connecting rod 10 which is vertically arranged, the movable plate 6 is driven to lift through a lifting mechanism, and the lifting mechanism comprises: cylinder, pneumatic cylinder, electric telescopic link etc.. The lower extreme of connecting rod 10 slip pass behind the last mould 4 with the one end fixed connection of clamp plate 3, go up the middle part and the push rod 9 sliding connection of vertical setting of mould 4, the upper end of push rod 9 sets up with wedge 8's wedge face cooperation, and the outside cover of push rod 9 is equipped with spring 11 and mounting panel 12, the upper end and the mounting panel 12 of spring 11 are connected, and the lower extreme and the last mould 4 of spring 11 are connected, the lower extreme and the middle part fixed connection of drift 5 of push rod 9, drift 5 sets up the middle part at clamp plate 3.

When the utility model is used, a material is placed on the lower die 1, the movable plate 6 is driven to descend by the lifting mechanism, and the wedge block 8 and the connecting rod 10 are driven to move;

the wedge-shaped block 8 moves downwards and simultaneously moves horizontally under the inclination action of the guide rod 7 until the wedge-shaped block 8 contacts with the upper end of the push rod 9 and then pushes the push rod 9 to move downwards, so that the punch 5 is driven to punch the material;

The connecting rod 10 moves downwards to push the pressing plate 3 downwards, and as the wedge-shaped block 8 contacts the push rod 9 earlier than the pressing plate 3 contacts the material, the punch 5 contacts the material earlier than the pressing plate 3, so that normal stamping is ensured, after stamping is finished, the pressing plate 3 compresses the material, and the problem of edge warping of the material is avoided.

Example 2:

this embodiment differs from embodiment 1 in that:

The lower surface of clamp plate 3 is equipped with the vacuum chuck 2 that a plurality of arrays set up, every vacuum chuck 2 all sets up with the air supply intercommunication through the air flue that sets up in clamp plate 3 inside that corresponds.

After the stamping of the material is finished, the sheet metal part is sucked through the vacuum chuck 2, and when the pressing plate 3 resets, the sheet metal part after the stamping is directly sucked, so that the manual unloading or ejection of the sheet metal part is avoided, the time and the labor are saved, and the nondestructive workpiece taking of the sheet metal part is ensured.

Example 3:

this embodiment differs from embodiment 2 in that:

the punch forming device further comprises a piece taking mechanism.

The picking mechanism comprises a driving gear 13, a rack 16, a placing rack 17, two driven gears 14 and two half gears 15; the driving gear 13 is horizontally disposed and is driven to rotate by a motor, and the related problems of the rotation of the gear by the motor and the fixation of the motor are all the prior art, so that the description thereof is omitted. The both ends of driving gear 13 respectively with corresponding driven gear 14 meshing connection, every driven gear 14 respectively with corresponding half gear 15 coaxial fixed connection, two half gear 15 syntropy setting, and two half gears 15 all with rack 16 cooperation meshing, rack 16 and support body sliding connection to rack 16's tip is fixed with rack 17, rack 17 is in and out between lower mould 1 and clamp plate 3.

When the rack 16 is in a non-meshing state, after the first half gear is separated from the rack 16, the second half gear is meshed with the rack 16 again, and a gap time is reserved in the period, so that a sheet metal part is convenient to discharge, then the second half gear drives the rack 16 to slide backwards for resetting, and the rack 16 drives the rack 17 to do telescopic motion. After the sheet metal part is sucked up by the pressing plate 3 through the vacuum chuck 2, the placing frame 17 stretches into the space between the lower die 1 and the pressing plate 3, then the vacuum chuck 2 releases the sheet metal part to the placing frame 17, and finally the placing frame 17 withdraws from the space between the lower die 1 and the pressing plate 3, so that the part taking is completed.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (4)

1. A space flight sheet metal component stamping forming device, its characterized in that: the device comprises a lower die (1), a pressing plate (3), an upper die (4), a punch (5), a movable plate (6), a guide rod (7), a wedge block (8), a push rod (9), a connecting rod (10), a spring (11) and a mounting plate (12); the movable plate (6), the upper die (4), the pressing plate (3) and the lower die (1) are sequentially arranged from top to bottom; the upper end of last mould (4) is fixed to be equipped with guide arm (7) that the slope set up, the outside slip cover of guide arm (7) is equipped with wedge (8), the upper end of wedge (8) and the one end sliding connection of fly leaf (6), the other end of fly leaf (6) is connected with the upper end fixed connection of vertical connecting rod (10), and fly leaf (6) are gone up and down through elevating system drive, the lower extreme of connecting rod (10) slides and passes behind last mould (4) with the one end fixed connection of clamp plate (3), the middle part of last mould (4) and the push rod (9) sliding connection of vertical setting, the upper end of push rod (9) and the wedge cooperation setting of wedge (8), the outside suit of push rod (9) is equipped with spring (11) and mounting panel (12), the upper end and the mounting panel (12) of spring (11) are connected, the lower extreme and the upper mould (4) of spring (11) are connected, the lower extreme and the middle part fixed connection of push rod (5) of punch (9), the middle part (5) set up at clamp plate (3).

2. The aerospace sheet metal part stamping forming device of claim 1, wherein: the lower surface of clamp plate (3) is equipped with a plurality of vacuum chuck (2), every vacuum chuck (2) all set up through corresponding setting up at the inside air flue of clamp plate (3) and air supply intercommunication.

3. The aerospace sheet metal part stamping forming device of claim 1 or 2, wherein: the punch forming device further comprises a feeding and taking mechanism.

4. A space sheet metal part stamping forming device as claimed in claim 3, wherein: the feeding and taking mechanism comprises a driving gear (13), a rack (16), a placing rack (17), two driven gears (14) and two half gears (15); the two ends of the driving gear (13) are respectively connected with corresponding driven gears (14) in a meshing manner, each driven gear (14) is respectively connected with corresponding half gears (15) in a coaxial and fixed manner, two half gears (15) are arranged in the same direction, the two half gears (15) are respectively meshed with a rack (16) in a matched manner, the racks (16) are connected with a frame body in a sliding manner, a placing rack (17) is fixed at the end part of each rack (16), and the placing rack (17) enters and exits between the lower die (1) and the pressing plate (3).