Aluminum bar machining extrusion die

Abstract

The utility model provides an aluminum bar machining extrusion die, and relates to the technical field of aluminum bar machining extrusion dies. The aluminum bar machining extrusion die comprises a mounting base, a lower die holder and an upper die holder, the workpiece ejection assembly is fixedly welded to the top face of the mounting base and used for ejecting the formed workpiece out of the lower die base. The connecting frame is arranged on the back surface of the mounting base; the material changing assembly is fixedly embedded in the back plate of the connecting frame body and used for pushing and discharging the formed workpiece; the extrusion assembly is arranged in the middle of the top wall of the connecting frame and used for conducting extrusion forming on the aluminum bar placed into the lower die base, the two clamping plates slide along a transmission lead screw and a supporting column to get close to each other, and after the other aluminum bar to be machined is clamped, a third telescopic cylinder is controlled to stretch to push a sliding frame to slide. And a machined workpiece is pushed down close to the lower die base, an aluminum bar material to be machined is placed on the top plate, feeding of discharging is completed rapidly, and the machining efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to aluminum bar processing extrusion die technical field, specifically related to a kind of aluminum bar processing extrusion die. BACKGROUND

[0002] Aluminum bar is a kind of aluminum product, and the melting of aluminum bar includes melting, purification, impurity removal, degassing, slag removal and casting process, wherein the casting is mainly processed by extrusion die.

[0003] A kind of aluminum bar hot extrusion die is disclosed in one Chinese patent with publication number CN218109225U, and its technical solution points are: including bottom plate, the upper portion of the bottom plate is provided with lower die, the inside lower end of the lower die is provided with cavity, the mobile mechanism is arranged in the cavity, the upper portion of the lower die is provided with cavity, the inside of the cavity is provided with extrusion plate, the bottom left and right sides of the extrusion plate are both provided with ejection mechanism, the upper end of the left and right sides of the lower die is both provided with sleeve, the inside of the sleeve is provided with circular groove, the inside of the circular groove is provided with positioning mechanism, the upper end of the positioning mechanism in the inside of the circular groove is provided with connecting rod, the upper portion of the connecting rod is provided with connecting plate.

[0004] The device is extruded by the cooperation of the mobile mechanism, the top block and the ejection mechanism when the aluminum bar needs to be discharged after forming, the second spring is installed in the inside of the circular groove, the positioning block is installed on the upper end of the second spring, the extrusion plate is supported by the spring, so that the ejection mechanism can be moved when it is subjected to pressure, and the quality of the extruded workpiece is affected, and when the mobile mechanism lifts the ejection mechanism, the ejection mechanism can lift the formed workpiece by a small distance, which is not convenient for taking out the workpiece and replacing the workpiece. UTILITY MODEL CONTENTS

[0005] The utility model provides a kind of aluminum bar processing extrusion die to solve the problems raised in the above background.

[0006] To solve the above technical problems, the technical scheme of the utility model is as follows:

[0007] The embodiment of the utility model provides a kind of aluminum bar processing extrusion die, comprising:

[0008] mounting base, lower die seat, upper die seat;

[0009] workpiece ejection assembly, the workpiece ejection assembly is fixedly welded to the top surface of mounting base, for ejecting the formed workpiece from lower die seat;

[0010] connecting frame, setting on the back of the mounting base;

[0011] The material changing assembly is fixedly embedded in the back plate inside the connecting frame body, and is used for pushing the formed workpiece to unload;

[0012] The extrusion assembly is arranged in the middle part of the top wall of the connecting frame, and is used for extruding the aluminum bar placed into the lower die seat to form.

[0013] Through the above technical scheme, the workpiece after processing and forming can be completely ejected, so that the bottom surface of the workpiece and the lower die seat are in the same plane. At the same time, the sliding frame, the transmission screw, the support column, the fixed block and the clamping plate are moved by the third telescopic cylinder, so that the clamping plate clamps the other aluminum bar to be processed to move. The workpiece after processing and forming is pushed down the lower die seat at the same time, the feeding is completed, the feeding and discharging speed is accelerated, and the processing efficiency is improved.

[0014] Further, the workpiece ejecting assembly includes a mounting hole fixedly welded to the top surface of the mounting base, a first telescopic cylinder symmetrically embedded in the top surface of the mounting hole, a lower die seat connected to the top end of the first telescopic cylinder through bolts, a die cavity opened in the middle part of the top surface of the lower die seat, a rectangular closed groove opened in the bottom surface of the die cavity, a top plate matched and arranged in the closed groove, a top rod connected to the bottom end of the top plate, and the bottom end of the top rod arranged in the middle part of the top surface of the mounting base.

[0015] Through the above technical scheme, after the processing is completed, the lower die seat moves close to the mounting base, and the workpiece after extrusion forming is completely extruded out by the top plate and the top rod, which is convenient for discharging.

[0016] Further, the material changing assembly includes a guide rail fixedly embedded in the connecting frame, a third telescopic cylinder fixedly embedded at one end of the guide rail away from the mounting base, straight grooves opened in the two side walls of the guide rail, a sliding frame slidingly connected in the guide rail, a double-shaft motor fixedly installed in the sliding frame, transmission screws connected to the two ends of the double-shaft motor, fixed blocks rotationally connected to the end parts of the transmission screws, support columns symmetrically arranged at one side of the two fixed blocks close to the sliding frame, and clamping plates slidingly connected to the support columns at the two ends of the sliding frame.

[0017] Through the above technical scheme, the workpiece after processing and forming is pushed down the lower die seat at the same time, the feeding is completed, the processing interval time is shortened, and the processing efficiency is improved.

[0018] Further, the clamping plate is penetrated by the transmission screw and is rotationally engaged with the transmission screw, and clamping auxiliary blocks are symmetrically arranged at one side of the clamping plate close to the guide rail.

[0019] Through the above technical scheme, the aluminum bar to be processed can be stably clamped, and the feeding is facilitated.

[0020] Further, the extrusion assembly comprises a second telescopic cylinder connected to the bottom end of the top plate body of the connecting frame, and an upper die holder is connected to the bottom end of the second telescopic cylinder through bolts, and two extension plates are symmetrically arranged on the two sides of the connecting frame, and a guide rod is arranged on the bottom surface of each extension plate, and the guide rod extends through the upper die holder.

[0021] Through the above technical scheme, the movement track of the upper die holder is limited through the guide rod, so that the upper die holder is stably extruded.

[0022] Further, the bottom surface of the upper die holder is symmetrically provided with an insertion rod, and the guide rod extends and is inserted into the insertion hole of the lower die holder.

[0023] Through the above technical scheme, the upper die holder and the lower die holder are kept relatively static through the insertion mode, so as to ensure the processing quality.

[0024] The above scheme of the utility model has at least the following beneficial effects:

[0025] 1. The utility model discloses a guide rail, a third telescopic cylinder, a guide chute, a sliding frame, a transmission screw rod, a supporting column, a fixed block and a clamping plate are designed, after the workpiece processing is completed, the upper die holder and the lower die holder are separated, the transmission screw rod is rotated through the rotation of the double-shaft motor, so that the transmission screw rod is screwed with the clamping plate, two sets of clamping plates slide and approach each other along the transmission screw rod and the supporting column, another aluminum bar to be processed is clamped, the third telescopic cylinder is elongated to push the sliding frame to slide after clamping is completed, and the lower die holder is approached, the workpiece after processing is pushed down in this process, and the double-shaft motor is reversely rotated to place the aluminum bar material to be processed on the top plate, so that the feeding of discharging is quickly completed, and the processing efficiency is improved.

[0026] 2. The utility model discloses a first telescopic cylinder, a jacking rod and a top plate are designed, so that the first telescopic cylinder is contracted to drive the lower die holder to approach the installation base, the top plate moves relative to the lower die holder, the workpiece after forming is ejected from the mold cavity, so that the workpiece is completely exposed from the mold cavity, and discharging is facilitated. ACCURACY OF DRAWINGS

[0027] Figure 1 It is the overall structure schematic view of the utility model;

[0028] Figure 2 It is the guide rail structure schematic view of the utility model;

[0029] Figure 3 It is the utility model Figure 1 A local enlarged structure schematic view in the utility model;

[0030] Figure 4 It is the utility model Figure 2 B local enlarged structure schematic view in the utility model.

[0031] Reference numerals:

[0032] 1, mounting base; 2, mounting hole; 3, first telescopic cylinder; 4, lower die seat; 5, die cavity; 6, closing groove; 7, ejector rod; 8, top plate; 9, plug-in hole; 10, connecting frame; 11, second telescopic cylinder; 12, extension plate; 13, guide rod; 14, plug-in rod; 15, guide rail; 16, third telescopic cylinder; 17, double-shaft motor; 18, sliding frame; 19, transmission screw; 20, support column; 21, fixed block; 22, clamping plate; 23, upper die seat. DETAILED DESCRIPTION

[0033] Exemplary embodiments of the present application will be described in greater detail below with reference to the accompanying drawings. Although exemplary embodiments of the present application are shown in the drawings, it is understood that the present application can be implemented in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided so that the present application can be more thoroughly understood, and the scope of the present application can be accurately conveyed to those skilled in the art.

[0034] As Figures 1 to 4 shown, the embodiment of the present application provides an aluminum bar processing extrusion die, comprising:

[0035] a mounting base 1, a lower die seat 4, and an upper die seat 23;

[0036] a workpiece ejection assembly fixedly welded to the top surface of the mounting base 1, used for ejecting the formed workpiece from the lower die seat 4;

[0037] a connecting frame 10 arranged on the back surface of the mounting base 1;

[0038] a material changing assembly fixedly embedded in the connecting frame 10, used for pushing the formed workpiece to discharge;

[0039] an extrusion assembly arranged at the bottom end of the top plate of the connecting frame 10, used for extruding the aluminum bar placed in the lower die seat 4.

[0040] More specifically, first, the first telescopic cylinder 3 is controlled to extend to drive the lower die seat 4 to move upward, so that the top surface of the ejection assembly matches and closes with the lower die seat 4, and at the same time, the extrusion assembly is controlled to move upward, the aluminum bar to be processed is clamped and placed on the material changing assembly, the aluminum bar to be processed is placed in the lower die seat 4 through the material changing assembly, then the material changing assembly is retracted, the extrusion assembly is controlled to press down, the aluminum bar is extruded, then the extrusion assembly is controlled to rise, the first telescopic cylinder 3 is retracted, the formed workpiece is pushed out through the ejection assembly, then the aluminum bar to be processed is clamped and placed on the material changing assembly, and at the same time, the aluminum bar to be processed is placed in the lower die seat 4 through the material changing assembly, and the processed workpiece is pushed down from the top plate 8, completing the feeding and discharging at the same time.

[0041] The workpiece ejection assembly comprises a mounting hole 2 fixedly welded on the top surface of the mounting base 1, a first telescopic cylinder 3 symmetrically embedded on the top surface of the mounting hole 2, a lower die seat 4 connected to the top end of the first telescopic cylinder 3 through bolts, a die cavity 5 formed in the middle of the top surface of the lower die seat 4, a rectangular closed groove 6 formed in the bottom surface of the die cavity 5, a top plate 8 matched and arranged in the closed groove 6, and a top rod 7 connected to the middle of the bottom end of the top plate 8 and arranged in the middle of the top surface of the mounting base 1.

[0042] In the embodiment of the utility model, the lower die seat 4 moves upward by the extension of the first telescopic cylinder 3, so that the top plate 8 moves relative to the lower die seat 4, and the closed groove 6 is closed by the top plate 8.

[0043] The material replacing assembly comprises a guide rail 15 fixedly embedded in the inside of the connecting frame 10, a third telescopic cylinder 16 fixedly embedded on the end of the guide rail 15 away from the mounting base 1, straight slots formed in the two side walls of the guide rail 15, a sliding frame 18 slidably connected in the inside of the guide rail 15, a double-shaft motor 17 fixedly arranged in the inside of the sliding frame 18, the two ends of the double-shaft motor 17 extending into the inside of the straight slots, transmission lead screws 19 connected to the two ends of the double-shaft motor 17, fixed blocks 21 rotatably connected to the end portions of the transmission lead screws 19, support columns 20 symmetrically arranged on the side of the two fixed blocks 21 close to the sliding frame 18, and clamping plates 22 slidably connected to the support columns 20 at the two ends of the sliding frame 18.

[0044] In the embodiment of the utility model, the transmission lead screws 19 and the clamping plates 22 are screwed by controlling the rotation of the double-shaft motor 17, so that the two sets of clamping plates 22 slide along the transmission lead screws 19 and the support columns 20 and approach each other, and another aluminum bar to be machined is clamped, the sliding frame 18 is slid by controlling the extension of the third telescopic cylinder 16 after clamping, and the sliding frame 18 approaches the lower die seat 4, the machined workpiece is pushed down in the process, and the double-shaft motor 17 is controlled to rotate reversely, and the aluminum bar material to be machined is placed on the top plate 8.

[0045] The clamping plates 22 are penetrated by the transmission lead screws 19 and are screwed with each other, and the clamping plates 22 are symmetrically provided with clamping auxiliary blocks on the side close to the guide rail 15.

[0046] In the embodiment of the utility model, the clamping plates 22 approach each other to facilitate stable clamping of the workpiece by cooperating with the clamping auxiliary blocks.

[0047] The extrusion assembly comprises a second telescopic cylinder 11 connected to the bottom end of the top plate of the connecting frame 10, an upper die seat 23 connected to the bottom end of the second telescopic cylinder 11 through bolts, and extension plates 12 symmetrically arranged on the two sides of the connecting frame 10, the bottom surfaces of the two extension plates 12 are provided with guide rods 13, and the guide rods 13 extend through the upper die seat 23.

[0048] In the embodiment of the utility model, through the second telescopic cylinder 11 elongation drive upper die holder 23 moves, close to lower die holder 4, in this process, upper die holder 23 along guide rod 13 slip, extrude processing is carried out to aluminium bar.

[0049] The bottom surface of the upper die holder 23 is symmetrically provided with a plug rod 14, and the guide rod 13 extends and is inserted into the plug hole 9 on the lower die holder 4.

[0050] In this embodiment, the plug rod 14 slides with the upper die holder 23 and is inserted into the plug hole 9.

[0051] The above is the preferred embodiment of the utility model, it should be pointed out that for ordinary technical personnel in this technical field, without departing from the principle of the utility model, a number of improvements and refinements can also be made, these improvements and refinements should also be considered as the protection scope of the utility model.

Claims

1. An aluminum bar processing extrusion die characterized by, Include: Mounting base (1), lower die seat (4), upper die seat (23); Workpiece ejection assembly, which is fixedly welded to the top surface of the mounting base (1), for ejecting the formed workpiece from the lower die seat (4); Connecting frame (10) is arranged on the back of the mounting base (1); The material changing assembly is fixedly embedded in the back plate inside the connecting frame (10), which is used to push the formed workpiece to discharge; The extrusion assembly is arranged in the middle of the top wall of the connecting frame (10), which is used to extrude the aluminum bar placed in the lower die seat (4).

2. The extrusion die for processing aluminum bars according to claim 1, characterized in that, The workpiece ejection assembly includes a mounting hole (2) fixedly welded to the top surface of the mounting base (1), and the top surface of the mounting hole (2) is symmetrically embedded with a first telescopic cylinder (3), and the top end of the first telescopic cylinder (3) is connected with a lower die seat (4) through bolts, and the middle of the bottom surface of the lower die seat (4) is provided with a die cavity (5), and the bottom surface of the die cavity (5) is provided with a rectangular closed groove (6), and the inside of the closed groove (6) is matched with a top plate (8), and the bottom end of the top plate (8) is connected with a top rod (7), and the bottom end of the top rod (7) is arranged in the middle of the top surface of the mounting base (1).

3. The extrusion die for processing aluminum bars according to claim 1, characterized in that, The material changing assembly includes a guide rail (15) fixedly embedded in the back plate inside the connecting frame (10), and the end away from the mounting base (1) of the guide rail (15) is fixedly embedded with a third telescopic cylinder (16), and the two side walls of the guide rail (15) are provided with straight slots, and the inside of the guide rail (15) is slidably connected with a sliding frame (18), and the inside of the sliding frame (18) is fixedly installed with a double shaft motor (17), and the two ends of the sliding frame (18) extend into the inside of the straight slot, and the two ends of the double shaft motor (17) are connected with a transmission screw rod (19), and the end of the transmission screw rod (19) is rotatably connected with a fixed block (21), and the side of the two fixed blocks (21) close to the sliding frame (18) is symmetrically provided with a support column (20), and the support column (20) at the two ends of the sliding frame (18) is slidably connected with a clamping plate (22).

4. The extrusion die for processing aluminum bars according to claim 3, characterized in that, The clamping plate (22) is penetrated by the transmission screw rod (19) and is screwed with each other, and the side of the clamping plate (22) close to the guide rail (15) is symmetrically provided with a clamping auxiliary block.

5. The extrusion die for processing aluminum bars according to claim 1, characterized in that, The extrusion assembly includes a second telescopic cylinder (11) connected to the bottom end of the top plate of the connecting frame (10), and the bottom end of the second telescopic cylinder (11) is connected with an upper die seat (23) through bolts, and the two sides of the connecting frame (10) are symmetrically provided with an extension plate (12), and the bottom surface of the two extension plates (12) is provided with a guide rod (13), and the guide rod (13) extends through the upper die seat (23).

6. The extrusion die for processing aluminum bars according to claim 5, characterized in that, The bottom surface of the upper die seat (23) is symmetrically provided with an insertion rod (14), and the guide rod (13) extends and inserts into the inside of the insertion hole (9) of the lower die seat (4).

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