CN217474603U - Multi-process composite die for stretch forming - Google Patents

Abstract

The utility model discloses a stretch forming multiple operation composite die relates to mould technical field, including the upper die base, the upper die base below is equipped with corresponding die holder with it, the upper die base top is equipped with the driving piece, upper die base below one side is equipped with the cope match-plate pattern, the cope match-plate pattern below is equipped with the drift, upper die base below four corners department all is equipped with the guide bar, and it is right to be equipped with in addition the guide bar carries out spacing subassembly, the die holder top is equipped with the lower bolster, be equipped with in the lower bolster with the corresponding jet-bedding of drift, the jet-bedding below is equipped with the ejector pin, is equipped with the controller that links to each other with the power in addition, the utility model discloses simple structure, convenient to use, the error nature that upper die and lower mould matched when having reduced the extrusion has improved the accuracy nature.

Description

Multi-process composite die for stretch forming

Technical Field

The utility model relates to the technical field of molds.

Background

The mould is a tool for making shaped articles, the tool is composed of various parts, different moulds are composed of different parts, the blank is made into a tool with a specific shape and a specific size under the action of external force, the mould has a specific contour or an inner cavity shape, the blank can be separately punched according to the contour shape by applying the contour shape with a cutting edge, and the blank can obtain a corresponding three-dimensional shape by applying the inner cavity shape.

The existing stretch forming die can cause the model that the upper die and the lower die cannot be well attached due to the action of extrusion force when in use, and a user cannot well observe whether the deviation occurs or not, so that the problem that the reject ratio of a product is increased can be caused.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a compound mould of stretch forming multiple operation.

The utility model discloses a can realize through following technical scheme: the multi-process composite die for stretch forming comprises an upper die base, wherein a lower die base corresponding to the upper die base is arranged below the upper die base, a driving piece is arranged above the upper die base, an upper die plate is arranged on one side below the upper die base, a punch is arranged below the upper die plate, guide rods are arranged at four corners below the upper die base, a limiting component for limiting the guide rods is arranged in addition, a lower die plate is arranged above the lower die base, a punching groove corresponding to the punch is formed in the lower die plate, an ejector rod is arranged below the punching groove, and a controller connected with a power supply is arranged in addition.

Through the above scheme, the during operation is placed the machined part on the dashing groove, starts the driving piece, and then drives the die holder downstream, and then drives drift downstream to extrude the machined part, later the machined part after the ejector pin will extrude is ejecting, and in the upper die base downstream, the spacing subassembly of setting is spacing to it, avoids taking place the skew, the utility model discloses simple structure, convenient to use, the error nature that upper die and bed die matched when having reduced the extrusion has improved the accuracy nature.

Further, a base is arranged below the lower die holder, a door-shaped frame is arranged on the base, the limiting assembly is connected with the door-shaped frame, and the driving piece is connected with the door-shaped frame.

Through the scheme, the limiting assemblies are relatively fixed on the door-shaped frame, and the driving pieces are fixed on the door-shaped frame.

Further, spacing subassembly includes the gag lever post that the guide bar both sides all were equipped with, the gag lever post top is passed the upper die base and with the door type frame links to each other, the gag lever post orientation the guide bar is equipped with the stopper, two the stopper sets up in opposite directions in pairs, the stopper with be equipped with an electric telescopic handle between the gag lever post.

Through above-mentioned scheme, when spacing to the guide bar, start first electric telescopic handle, and then drive stopper to the direction motion of guide bar, until in pairs the stopper that sets up in opposite directions with the guide bar step up fixedly to it is spacing to carry out.

Furthermore, the outer wall of the guide rod is provided with two parallel sliding grooves, and the sliding grooves are located in the moving track of the limiting block and are in sliding connection with the limiting block.

Through above-mentioned scheme, when the upper die base drove the guide bar downstream, spout and stopper relative motion for the stopper can also carry on spacingly to it when the guide bar downstream.

Furthermore, the limiting assembly comprises a first electromagnet which is arranged on the limiting rod and connected with a power supply, and a second electromagnet is arranged on the outer wall of the guide rod.

Through above-mentioned scheme, when spacing to the guide bar, the power of switch-on first electro-magnet and second electro-magnet for the two carries out inter attraction or repulsion, and then carries on spacingly to the guide bar.

Furthermore, a positioning rod is arranged at the bottom end of the guide rod, and a positioning groove matched with the positioning rod is arranged in the lower die holder.

Through above-mentioned scheme, when the guide bar downstream, the locating lever of guide bar bottom can stretch into in the constant head tank to fix a position.

Furthermore, the positioning rod is provided with a plurality of positioning rods.

Through above-mentioned scheme, the locating lever is provided with a plurality of, and then improves the accuracy nature of location.

Furthermore, the driving piece is a second electric telescopic rod, and the second electric telescopic rod is connected with the controller.

Through above-mentioned scheme, can control second electric telescopic handle through the controller, and then control the range and the frequency that the cope match-plate pattern descends.

The utility model has the advantages as follows:

1. when the device works, a workpiece is placed on the punching groove, the driving piece is started, the upper die base is further driven to move downwards, and the punch is further driven to move downwards, so that the workpiece is extruded, then the extruded workpiece is ejected out by the ejector rod, and the upper die base is limited by the limiting assembly while moving downwards, so that the workpiece is prevented from being deviated;

2. the two limiting assemblies can be used independently or in combination.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a schematic view of the guide bar from a side view;

FIG. 3 is a schematic structural view of example 2;

reference numerals: 11. an upper die holder; 12. a lower die holder; 13. mounting a template; 14. a punch; 15. a guide bar; 16. a lower template; 17. notching; 18. a top rod; 19. a base; 20. a gantry frame; 21. a limiting rod; 22. a limiting block; 23. a first electric telescopic rod; 24. a chute; 25. a first electromagnet; 26. a second electromagnet; 27. positioning a rod; 28. positioning a groove; 29. and the second electric telescopic rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Example 1

Referring to fig. 1, a multi-process composite die for stretch forming comprises an upper die holder 11, a lower die holder 12 corresponding to the upper die holder 11 is arranged below the upper die holder 11, a base 19 is arranged below the lower die holder 12, a door-shaped frame 20 is arranged on the base 19, a second electric telescopic rod 29 is arranged on the door-shaped frame 20, one end of the second electric telescopic rod 29 is connected with the door-shaped frame 20, the other end is connected with the upper die holder 11, an upper die plate 13 is arranged on one side below the upper die holder 11, a punch 14 is arranged below the upper die plate 13, guide rods 15 are arranged at four corners below the upper die holder 11, a limiting component for limiting the guide rods 15 is further arranged, a lower die plate 16 is arranged above the lower die holder 12, a punching groove 17 corresponding to the punch 14 is arranged in the lower die plate 16, an ejector rod 18 is arranged below the punching groove 17, a controller connected with a power supply is further arranged, when in operation, a workpiece is placed on the punching groove 17, the second electric telescopic rod 29 is started, so that the upper die base 11 is driven to move downwards, the punch 14 is driven to move downwards, the machined part is extruded, the extruded machined part is ejected out by the ejector rod 18, and the limiting component is limited while the upper die base 11 moves downwards, so that deviation is avoided.

Referring to fig. 1, a multi-process composite die for stretch forming, the limiting assembly includes limiting rods 21 disposed on both sides of a guide rod 15, the top end of the limiting rod 21 passes through an upper die holder 11 and is connected to a gate frame 20, the limiting rod 21 has limiting blocks 22 facing the guide rod 15, the two limiting blocks 22 are disposed in opposite pairs, a first electric telescopic rod 23 is disposed between the limiting block 22 and the limiting rod 21, two parallel sliding grooves 24 are disposed on the outer wall of the guide rod 15, the sliding grooves 24 are located in the moving track of the limiting blocks 22 and are slidably connected with the limiting blocks 22, when the guide rod 15 is limited, the first electric telescopic rod 23 is started to drive the limiting blocks 22 to move in the direction of the guide rod 15 until the limiting blocks 22 disposed in opposite pairs tighten and fix the guide rod 15, thereby limiting the guide rod 15, when the guide rod 15 is driven by the upper die holder 11 to move downwards, the sliding grooves 24 and the limiting blocks 22 move relatively, so that the stopper 22 can be stopped while the guide rod 15 is moved downward.

Referring to fig. 1, a stretch forming multiple operation composite die, the guide bar 15 bottom is provided with a plurality of locating lever 27, is provided with the constant head tank 28 with locating lever 27 looks adaptation in the die holder 12, and when guide bar 15 downstream, the locating lever 27 of guide bar 15 bottom can stretch into in the constant head tank 28 to fix a position, locating lever 27 is provided with a plurality of, and then improves the accuracy nature of location.

Example 2

Referring to fig. 1, a stretch forming multi-process composite die, the spacing subassembly includes that the first electro-magnet 25 who is provided with on the gag lever post 21 and links to each other with the power, is provided with the second electro-magnet 26 on the outer wall of guide bar 15, when spacing to guide bar 15, switches on the power of first electro-magnet 25 and second electro-magnet 26 for the two attracts each other or repels, and then carries on spacingly to guide bar 15.

The utility model discloses a theory of operation is: when the device works, the first electric telescopic rod 23 is started, and then the limiting blocks 22 are driven to move towards the direction of the guide rod 15 until the limiting blocks 22 oppositely arranged in pairs clamp and fix the guide rod 15, when the upper die holder 11 drives the guide rod 15 to move downwards, the sliding groove 24 and the limiting block 22 move relatively, so that the limiting block 22 can limit the guide rod 15 while moving downwards, then a workpiece is placed on the notching 17, the second electric telescopic rod 29 is started, thereby driving the upper die holder 11 to move downwards and further driving the punch 14 to move downwards, the positioning rod 27 will extend into the positioning slot 28, thereby extruding the workpiece, and then the ejector pin 18 ejects the extruded workpiece, and while the upper die base 11 moves downward, the utility model discloses simple structure, convenient to use, the error nature of going up mould and bed die matching when having reduced the extrusion has improved the accuracy nature.

Claims (8)

1. The multi-process composite die for stretch forming is characterized by comprising an upper die holder (11), a lower die holder (12) corresponding to the upper die holder is arranged below the upper die holder (11), a driving piece is arranged above the upper die holder (11), an upper die plate (13) is arranged on one side below the upper die holder (11), a punch (14) is arranged below the upper die plate (13), guide rods (15) are arranged at four corners below the upper die holder (11), a limiting component for limiting the guide rods (15) is additionally arranged, a lower die plate (16) is arranged above the lower die holder (12), punching grooves (17) corresponding to the punch (14) are formed in the lower die plate (16), ejector rods (18) are arranged below the punching grooves (17), and a controller connected with a power supply is additionally arranged.

2. The multi-process drawing forming composite die as claimed in claim 1, wherein a base (19) is arranged below the lower die holder (12), a gate frame (20) is arranged on the base (19), the limiting assembly is connected with the gate frame (20), and the driving member is connected with the gate frame (20).

3. The multi-process composite die for stretch forming according to claim 2, wherein the limiting assembly comprises limiting rods (21) arranged on both sides of the guide rod (15), the top ends of the limiting rods (21) penetrate through the upper die holder (11) and are connected with the gantry (20), limiting blocks (22) are arranged on the limiting rods (21) facing the guide rod (15), the two limiting blocks (22) are arranged in pairs in opposite directions, and a first electric telescopic rod (23) is arranged between each limiting block (22) and the corresponding limiting rod (21).

4. The stretch-forming multi-process composite die according to claim 3, wherein two parallel sliding grooves (24) are formed in the outer wall of the guide rod (15), and the sliding grooves (24) are located in the moving track of the limiting block (22) and are connected with the limiting block (22) in a sliding manner.

5. The multi-process drawing forming composite die as claimed in claim 3, wherein the limiting component comprises a first electromagnet (25) arranged on the limiting rod (21) and connected with a power supply, and a second electromagnet (26) arranged on the outer wall of the guide rod (15).

6. The multi-process drawing forming composite die as claimed in claim 1, wherein a positioning rod (27) is provided at the bottom end of the guide rod (15), and a positioning groove (28) adapted to the positioning rod (27) is provided in the lower die holder (12).

7. The multi-step composite die for stretch forming according to claim 6, wherein the positioning rods (27) are provided in plurality.

8. The multi-step composite die for stretch forming according to claim 1, wherein the driving member is a second electric telescopic rod (29), and the second electric telescopic rod (29) is connected to the controller.

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