CN218079692U

CN218079692U - Residual aluminum cleaning device for aluminum profile extrusion die

Info

Publication number: CN218079692U
Application number: CN202222380280.6U
Authority: CN
Inventors: 冷文兵; 李冠章; 英俊华
Original assignee: Guangdong Xingfa Aluminium Co ltd
Current assignee: Guangdong Xingfa Aluminium Co ltd
Priority date: 2022-09-08
Filing date: 2022-09-08
Publication date: 2022-12-20
Anticipated expiration: 2032-09-08

Abstract

The utility model relates to a residual aluminum cleaning device for an aluminum profile extrusion die, which comprises a bottom plate, wherein two sides of the upper surface of the bottom plate are upwards and vertically provided with supporting plates, the tops of the two supporting plates are connected with an upper fixed plate, the upper fixed plate is provided with a compression oil cylinder, the output end of the compression oil cylinder extends downwards and is connected with an upper clamp at the tail end; a lower clamp is arranged on the bottom plate at a position corresponding to the upper clamp; a sliding seat is connected between the two supporting plates on the bottom plate in a sliding manner, an up-and-down through avoidance hole is formed in the sliding seat, and the lower clamp is positioned in the avoidance hole; a rear fixing plate is arranged above one end of the bottom plate, a pushing oil cylinder is arranged on the rear fixing plate, and the output end of the pushing oil cylinder is connected with the sliding seat; the side of the sliding seat, far away from the rear fixing plate, of the avoiding hole is provided with a mold support, and a mold baffle is arranged at the position, between the mold support and the avoiding hole, of the sliding seat. This scheme can be with the quick clearance separation of remaining aluminium in the extrusion die for mould turnover speed, and different moulds homoenergetic are suitable for.

Description

Residual aluminum cleaning device for aluminum profile extrusion die

Technical Field

The utility model relates to an aluminium alloy production facility technical field specifically relates to a incomplete aluminium cleaning device of aluminium alloy extrusion die.

Background

In the aluminum profile extrusion process, after a certain amount of aluminum bars are extruded, more aluminum (also called as 'excess pressure') can be accumulated in an extrusion die to influence the molding and even completely block the die, and then the die needs to be disassembled and replaced; the used die needs to clean up the residual aluminum before being used again. At present, the mold is generally treated by a mold-cooking process, which comprises the following steps of putting the mold into a sodium hydroxide solution to dissolve aluminum in the mold, taking out the mold, cleaning, and removing a small amount of residual aluminum on the mold. The mold-filling process generally takes 6 to 8 hours.

Because the mould-cooking process has the defects of long time, large sodium hydroxide consumption, complex operation, high labor intensity of workers and the like, a product called a Mold press (Mold waste Machine) is used for cleaning residual aluminum in a physical mode at present. The existing residue pressing machine on the market basically adopts a mode similar to a hydraulic machine, a mould is placed on a workbench, a pressure head of an upper hydraulic oil cylinder extends downwards, a worker holds a rod/long nail by hand and extends into a shunting hole of the mould, and residual aluminum in the shunting hole is pushed out one by one through the hydraulic oil cylinder; it can be expected that the scheme still needs more manpower and time, and has potential safety hazards. There are also patent schemes similar in principle, such as chinese utility model patent with publication number CN204769953U, which sets the pressing head to be a long rod extending downward and corresponding to the die shunting holes, so that the pressing process does not need human intervention and can push out the residual aluminum in the shunting holes at one time; but the distribution of the flow distribution holes of different extrusion dies is different, and the application range of the scheme is smaller.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that: the utility model provides a remaining aluminium cleaning device of aluminium alloy extrusion die realizes clearing up the separation fast with most remaining aluminium in the extrusion die for the extrusion die week rotates speed to the different extrusion die homoenergetic of reposition of redundant personnel hole overall arrangement is suitable for.

According to the technical scheme of the utility model, the utility model provides a residual aluminum cleaning device for an aluminum profile extrusion die, which comprises a bottom plate, wherein two sides of the upper surface of the bottom plate are upwards and vertically provided with a supporting plate, the tops of the two supporting plates are connected with an upper fixed plate, the upper fixed plate is provided with a compression oil cylinder, the output end of the compression oil cylinder extends downwards and is connected with an upper clamp at the end; a lower clamp is arranged on the bottom plate at a position corresponding to the upper clamp; a sliding seat is connected between the two supporting plates on the bottom plate in a sliding manner, an up-and-down through avoidance hole is formed in the sliding seat, and the lower clamp is positioned in the avoidance hole; a rear fixing plate is arranged above one end of the bottom plate, a pushing oil cylinder is arranged on the rear fixing plate, and the output end of the pushing oil cylinder is connected with the sliding seat; the side of the sliding seat, far away from the rear fixing plate, of the avoiding hole is provided with a mold support, and a mold baffle is arranged at the position, between the mold support and the avoiding hole, of the sliding seat.

Furthermore, the die baffle plate is provided with a slot for accommodating the aluminum bar, and the distance between the inner sides of the slot is larger than the diameter of the aluminum bar and smaller than the diameter of the extrusion die.

Preferably, the two sides of the mold baffle extend towards one side of the mold support to form positioning baffles, and the two positioning baffles are matched with the outer side face of the extrusion mold.

Preferably, the upper surface of the die holder is recessed downwardly to match the cylindrical side of the extrusion die.

Preferably, the lower surface of the upper clamp and the upper surface of the lower clamp are both arc surfaces matched with the cylindrical side surface of the aluminum bar.

Preferably, the fixture is characterized in that vertical lifting slide rails are arranged on the opposite side faces of the two supporting plates, lifting slide blocks are arranged on the two sides of the upper fixture, and the lifting slide blocks are connected with the lifting slide rails in a sliding mode in a matched mode.

Preferably, the opposite side surfaces of the two supporting plates are provided with limiting parts, and the distance between the two limiting parts is matched with the width of the sliding seat.

Preferably, the support plate has a side connection plate at a side adjacent to the rear fixing plate, the side connection plate being connected with the rear fixing plate.

Preferably, the side connecting plate is provided with a translational slide rail, and the sliding seat is connected with the translational slide rail in a sliding manner.

Preferably, one end of the sliding seat close to the rear fixing plate is provided with a sliding seat back plate, and the sliding seat back plate is connected with the output end of the pushing oil cylinder.

Compared with the prior art, the utility model discloses a beneficial technological effect as follows:

1. the utility model discloses a scheme has adopted and has pressed the mode that the machine is complete different with current, and the mode through will pressing surplus aluminium stick fixed, then promote extrusion die pulls out remaining aluminium in the extrusion die, has opened up new direction for extrusion die cleaning device's development.

2. Because this scheme is pull out remaining aluminium from extrusion die, and not push out remaining aluminium from extrusion die's reposition of redundant personnel hole, so the extrusion die homoenergetic that the reposition of redundant personnel hole overall arrangement condition is different is suitable for, and application scope is wide.

3. This scheme of adoption carries out quick physical mode's clearance, then stews the mould again, compares the mode that the mould was directly stew in a pot to the tradition, can shorten half with the operating time who stews the mould process, alleviates staff intensity of labour, improves production efficiency.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of the present invention.

Fig. 2 is a schematic front view of the structure shown in fig. 1.

Fig. 3 is a schematic top view of the structure shown in fig. 1.

Fig. 4 is a schematic perspective view of the embodiment shown in fig. 1 in an operating state.

Fig. 5 is a schematic front view of the structure shown in fig. 4.

Description of reference numerals in the drawings:

1. a base plate; 2. a support plate; 3. an upper fixing plate; 4. a pressing oil cylinder; 5. an upper clamp; 6. a lower clamp; 7. a sliding seat; 8. avoiding holes; 9. a rear fixing plate; 10. pushing the oil cylinder; 11. a mould support; 12. a mold baffle; 13. positioning a baffle plate; 14. lifting the slide rail; 15. a lifting slide block; 16. a limiting part; 17. a side connection plate; 18. a translational slide rail; 19. a sliding seat back plate; 20. and (5) extruding the die.

Detailed Description

The utility model provides a incomplete aluminium cleaning device of aluminium alloy extrusion die, can be called "mould draws aluminium machine" or "presses the surplus loose machine that draws", its fundamental operating principle does, when extrudeing a last aluminium bar in the extrusion process, will press surplus thickness adjustment to for example about 70mm, after the extrusion is accomplished, dismantle extrusion die together with pressing surplus aluminium bar from the extruder, place this device operating position, this device presss from both sides the short aluminium bar of extrusion die rear end earlier and presss from both sides tightly fixedly, then through the hydro-cylinder with extrusion die toward extrapolating, make short aluminium bar and extrusion die separate, take out the incomplete aluminium among the extrusion die simultaneously.

Referring to fig. 1, the utility model discloses a residual aluminum cleaning device for aluminum profile extrusion die, including bottom plate 1, bottom plate 1 upper surface both sides are upwards provided with backup pad 2 perpendicularly, and the top of two backup pads 2 is connected with upper fixed plate 3, forms gantry structure. A pressing oil cylinder 4 is arranged on the upper fixing plate 3, the output end of the pressing oil cylinder 4 extends downwards, and the tail end of the pressing oil cylinder is connected with an upper clamp 5; specifically, for example, the pressing cylinder 4 is disposed upside down on the upper fixing plate 3, a through hole is provided at a corresponding position on the fixing plate 3, and an output end (piston rod) of the pressing cylinder 4 extends downward through the through hole so as to be connected with an upper clamp 5 located in the gantry structure. The bottom plate 1 is provided with a lower jig 6 at a position corresponding to the upper jig 5.

The upper clamp 5 and the lower clamp 6 are used for cooperatively clamping and fixing the excess aluminum bar on the extrusion die 20. Preferably, the lower surface of the upper clamp 5 and the upper surface of the lower clamp 6 are both arc surfaces matched with the cylindrical side surface of the aluminum bar, and the surfaces have certain roughness, so that the contact area is increased, the friction force is increased, and the clamping and fixing effect is ensured. Anti-skid protrusions, anti-skid teeth or anti-skid pads can be arranged on the surfaces of the upper clamp 5 and the lower clamp 6 for clamping the aluminum bar, so that the aluminum bar is further prevented from moving.

Referring to fig. 2 and 3, on the bottom plate 1, a sliding seat 7 is slidably connected between the two supporting plates 2, an up-down through avoiding hole 8 is formed in the sliding seat 7, and the lower clamp 6 is located in the avoiding hole 8, so that the fixed lower clamp 6 does not hinder the sliding seat 7 from moving back and forth on the bottom plate 1. A rear fixing plate 9 is provided above one end (rear end) of the base plate 1. For example, the supporting plate 2 has a side connecting plate 17 on a side close to the rear fixing plate 9, the side connecting plate 17 is perpendicular to the base plate 1, and the side connecting plate 17 is connected with the rear fixing plate 9, or the base plate 1 is longer and the rear fixing plate 9 is directly vertically connected; the side connecting plates 17 are preferably provided to ensure that the rear fixing plate 9 has sufficient strength to keep the structure from being damaged under a large force.

A pushing oil cylinder 10 is arranged on the rear fixing plate 9, and the output end of the pushing oil cylinder 10 is connected with the sliding seat 7. For example, the pushing cylinder 10 is installed behind the rear fixing plate 9, a corresponding through hole is formed in the rear fixing plate 9, and an output end (piston rod) of the pushing cylinder 10 passes through the through hole and extends forwards; the sliding seat 7 is integrally box-shaped, one end of the sliding seat 7 close to the rear fixing plate 9 is a sliding seat back plate 19, and the sliding seat back plate 19 is connected with the output end of the pushing oil cylinder 10.

The sliding seat 7 is provided with a die holder 11 at one side of the avoidance hole 8 far away from the rear fixing plate 9, and is used for placing and positioning the extrusion die 20 so that the extrusion die does not roll left and right; preferably, the upper surface of the die holder 11 is recessed downward to match the cylindrical side surface of the extrusion die 20, for example, in a V-shape or U-shape as shown in fig. 4.

The sliding seat 7 is provided with a mold baffle 12 at a position between the mold support 11 and the avoidance hole 8. The die plate 12 has a slot for receiving the aluminum bar, such that the die plate 12 has a U-shape or an O-shape, and the distance between the inner sides of the slot is larger than the diameter of the aluminum bar and smaller than the diameter of the extrusion die 20. Alternatively, the die guard 12 is two plates located near both sides of the sliding seat 7, and the distance between the two plates is larger than the diameter of the aluminum bar and smaller than the diameter of the extrusion die 20. In summary, referring to fig. 4 and 5, the die guard 12 can be located around the aluminum bar and abut against the extrusion die 20 when the sliding seat 7 moves forward, so as to push the extrusion die 20 to be pulled out from the aluminum bar. Preferably, the two sides of the mold baffle 12 are further extended to form positioning baffles 13 on one side facing the mold holder 11, and the two positioning baffles 13 are matched with the outer side faces of the extrusion mold 20, so that the extrusion mold 20 is positioned in an auxiliary manner, the extrusion mold 20 is prevented from rolling or rotating obliquely, and the drawing pushing efficiency and effect are improved. In the actual product design, for example, as shown in fig. 1, the mold baffle 12 is preferably partially overlapped with the area of the lower fixture 6, the lower end of the U-shaped mold baffle 12 is disconnected by a section, and the position is changed to be provided with a block body connected with the side surface of the lower fixture 6, namely, the lower fixture 6 is continued to the area of the mold baffle 12, so that the contact area of the lower fixture 6 and the aluminum bar is increased while the action effect of the mold baffle 12 is not basically lost, and the fixing effect of the aluminum bar is improved.

In a further preferred embodiment, vertical lifting slide rails 14 are arranged on opposite side surfaces of the two support plates 2, lifting slide blocks 15 extend from two sides of the upper clamp 5, and the lifting slide blocks 15 are slidably connected with the lifting slide rails 14 in a matching manner. The auxiliary limiting in a sliding rail mode is adopted, so that the pressing oil cylinder 4 and the upper clamp 5 are prevented from deflecting in the left-right direction or the front-back direction, and the pressing and fixing effect is guaranteed. The lifting slide rail 14 can be a strip-shaped groove formed in the support plate 2, so that production and cost reduction are facilitated, the lifting slide rail 14 and the lifting slide block 15 preferably adopt existing matched products, the lifting slide rail 14 is directly fixed on the inner side surface of the support plate 2, but the lifting slide rail 14 protrudes out of the inner side surface of the support plate 2, therefore, the opposite side surfaces of the two support plates 2 are provided with limiting parts 16, each limiting part 16 is block-shaped or plate-shaped, the thickness of each limiting part is not smaller than the protruding part of the lifting slide rail 14, and the distance between the two limiting parts 16 is matched with the width of the sliding seat 7. Thus, the stopper 16 prevents the slide holder 7 from being inclined in the left-right direction when moving forward and backward. Of course, if the lifting slide rail 14 does not protrude from the support plate 2, the support plate 2 can directly clamp the slide base 7 on both sides, and the slide base can function as the stopper 16.

In order to further ensure the forward and backward movement effect of the sliding seat 7, a sliding rail manner is preferably adopted, for example, as shown in fig. 1, a translational sliding rail 18 (for example, a strip-shaped slot) is arranged on the side connecting plate 17, the sliding seat 7 is box-shaped and has a side wall, and a sliding block (for example, a square-shaped protrusion) is arranged on the outer side surface of the side wall and is connected with the translational sliding rail 18 in a sliding manner; or, for the scheme that the bottom plate 1 is longer, the translational slide rail can be arranged on the bottom plate 1 and is connected with the bottom of the slide seat 7 in a sliding manner.

It should be noted that, the connection mode of each part in the device can adopt bonding, welding, etc., preferably through bolt/screw connection, for example, the positions of the bolt/screw connection are shown in fig. 1 to 5, which is convenient for disassembling, repairing and replacing parts. In addition, for example, the pressing cylinder 4 and the pushing cylinder 10 are further connected to a pipeline for conveying hydraulic oil, and the extrusion die 20 includes a die body and a die sleeve, etc., which are the same as the prior art or may be implemented in other feasible specific manners, and are not described herein again.

To sum up, the utility model discloses a residual aluminium cleaning device of aluminium alloy extrusion die compares with prior art and has following beneficial technological effect:

1. the utility model discloses a scheme has adopted and has pressed the mode that the machine is complete different with current, through will pressing remaining aluminium stick fixed, then promote extrusion die's mode and pull out remaining aluminium in the mould, has opened up new direction for extrusion die cleaning device's development.

2. Because the scheme is to pull out the residual aluminum from the extrusion die, and the residual aluminum is not pushed out from the shunting holes of the extrusion die like the prior art, the extrusion die with different shunting hole layout conditions can be applied, and the application range is wide.

3. Trial production and experiments show that the scheme is adopted to clean the fast physical mode, then the mould is stewed, and compared with the traditional mode of directly stewing the mould, the working time of the mould stewing process can be shortened by half, the labor, material and time cost are obviously saved, the labor intensity of workers is reduced, and the production efficiency is improved.

Claims

1. The device for cleaning the residual aluminum of the aluminum profile extrusion die is characterized by comprising a bottom plate (1), wherein two sides of the upper surface of the bottom plate (1) are upwards and vertically provided with supporting plates (2), the tops of the two supporting plates (2) are connected with an upper fixing plate (3), a pressing oil cylinder (4) is arranged on the upper fixing plate (3), the output end of the pressing oil cylinder (4) extends downwards, and the tail end of the pressing oil cylinder is connected with an upper clamp (5); a lower clamp (6) is arranged on the bottom plate (1) at a position corresponding to the upper clamp (5); a sliding seat (7) is connected between the two supporting plates (2) on the bottom plate (1) in a sliding manner, an up-and-down through avoidance hole (8) is formed in the sliding seat (7), and the lower clamp (6) is positioned in the avoidance hole (8); a rear fixing plate (9) is arranged above one end of the bottom plate (1), a pushing oil cylinder (10) is arranged on the rear fixing plate (9), and the output end of the pushing oil cylinder (10) is connected with the sliding seat (7); sliding seat (7) are in keep away from hole (8) one side of after-fixing board (9) is provided with the mould and holds in the palm (11), sliding seat (7) are in the mould hold in the palm (11) with keep away the position between hole (8) and be provided with mould baffle (12).

2. The aluminum profile extrusion die residual aluminum cleaning device as recited in claim 1, wherein the die baffle (12) is provided with a slot for accommodating the aluminum bar, and the distance between the inner sides of the slot is larger than the diameter of the aluminum bar and smaller than the diameter of the extrusion die (20).

3. The aluminum profile extrusion die residual aluminum cleaning device as recited in claim 2, wherein two sides of the die baffle (12) are provided with positioning baffles (13) extending towards one side of the die holder (11), and the two positioning baffles (13) are matched with the outer side surfaces of the extrusion die (20).

4. The aluminum profile extrusion die residual aluminum cleaning device as recited in claim 1, wherein the upper surface of the die holder (11) is recessed downward to match the cylindrical side of the extrusion die (20).

5. The aluminum profile extrusion die residual aluminum cleaning device as claimed in claim 1, wherein the lower surface of the upper clamp (5) and the upper surface of the lower clamp (6) are both arc surfaces matched with the cylindrical side surface of the aluminum bar.

6. The aluminum profile extrusion die residual aluminum cleaning device as recited in any one of claims 1 to 5, characterized in that vertical lifting slide rails (14) are arranged on opposite side surfaces of the two support plates (2), lifting slide blocks (15) are arranged on two sides of the upper clamp (5), and the lifting slide blocks (15) are in sliding connection with the lifting slide rails (14) in a matching manner.

7. The aluminum profile extrusion die residual aluminum cleaning device as recited in any one of claims 1 to 5, characterized in that the opposite side surfaces of the two support plates (2) are provided with limiting parts (16), and the distance between the two limiting parts (16) is matched with the width of the sliding seat (7).

8. The aluminum profile extrusion die residual aluminum cleaning apparatus as set forth in any one of claims 1 to 5, wherein the support plate (2) has a side connecting plate (17) at a side close to the rear fixing plate (9), the side connecting plate (17) being connected to the rear fixing plate (9).

9. The aluminum profile extrusion die residual aluminum cleaning device as recited in claim 8, wherein the side connecting plates (17) are provided with translational slide rails (18), and the sliding seat (7) is connected with the translational slide rails (18) in a sliding manner.

10. The aluminum profile extrusion die residual aluminum cleaning device as recited in any one of claims 1 to 5, characterized in that one end of the sliding seat (7) close to the rear fixing plate (9) is provided with a sliding seat back plate (19), and the sliding seat back plate (19) is connected with the output end of the push cylinder (10).