Aluminum profile extrusion die with die core convenient to replace

Abstract

The utility model discloses an aluminum profile extrusion die with a die core convenient to replace, and belongs to the field of aluminum profile machining. The aluminum profile extrusion die with the die core convenient to replace comprises a die body and the die core embedded in the die body, positioning structures are arranged on the two sides of the die body, each positioning structure comprises connecting blocks fixedly connected to the left side and the right side of the die body, and clamping plates are movably connected to the surfaces of the connecting blocks through pin shafts; the sides, away from the connecting blocks, of the clamping plates penetrate through the mold body and extend into the mold body, the inner sides of the clamping plates make contact with the surface of the mold core, the sides, close to the connecting blocks, of the clamping plates are fixedly connected with sleeve plates located on the two sides of the connecting blocks, and a transmission structure is arranged at the bottom of the mold body. By arranging the positioning structures, the mold core can be extruded and positioned, the connection stability of the mold core and the mold body is improved, meanwhile, the transmission structure can push the two positioning structures to operate at the same time, and the step of operating the positioning structures for multiple times is omitted.

Description

Technical Field

[0001] The utility model relates to the technical field of aluminum profile processing, in particular to an aluminum profile extrusion die which is convenient for replacing a die core. Background Art

[0002] Aluminum extrusion dies are tools used to extrude aluminum materials into specific shapes and sizes, which can ensure the precision, quality and production efficiency of aluminum profiles. Aluminum extrusion dies are usually composed of die bases, die cores, working belts, diverter holes, diverter bridges and die holes. These parts work together to complete the extrusion molding process of aluminum materials.

[0003] In order to reduce the manufacturing cost of the mold, the mold core inside the mold can be replaced. For example, the patent application number published on the China Patent Network is: 202023016714.1, and the patent name is: An aluminum profile extrusion mold, including an aluminum profile smelting component, a connecting component, an aluminum profile extrusion component, an auxiliary component and a supporting component, the aluminum profile smelting component is connected to the aluminum profile extrusion component through the connecting component; the aluminum profile extrusion component is connected to the auxiliary component; the aluminum profile smelting component, the aluminum profile extrusion component and the auxiliary component are respectively connected to the supporting component. The aluminum profile extrusion mold of the utility model can realize the regulation of different temperatures, and the temperature control method is gentle, and it is not easy to reduce the service life of the aluminum profile extrusion mold; at the same time, it can also solve the problem of slow heat dissipation and poor heat dissipation effect of the aluminum profile extrusion mold, which helps to improve the extrusion quality of aluminum profiles.

[0004] However, the existing mold and mold core are mainly fixed together by threaded components. During the replacement process, a large number of threaded components need to be disassembled and assembled, which is time-consuming and labor-intensive, affecting the efficiency of mold core replacement. At the same time, the threaded components are prone to thread loss due to wear after repeated impacts. Utility Model Content

[0005] The utility model aims to solve the problem of inconvenient replacement of mold cores connected by threaded components in the prior art, and proposes an aluminum profile extrusion mold which is convenient for replacing the mold core.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] The invention discloses an aluminum profile extrusion die which is convenient for replacing a die core, comprising a die body and a die core embedded in the die body, positioning structures being arranged on both sides of the die body, the positioning structures comprising connecting blocks fixedly connected to the left and right sides of the die body, the surfaces of the connecting blocks being movably connected with clamping plates via pins, the side of the clamping plates away from the connecting blocks passing through the die body and extending to the interior of the die body, the inner side of the clamping plates contacting with the surface of the die core, the side of the clamping plates close to the connecting blocks being fixedly connected with sleeve plates located on both sides of the connecting blocks, the bottom of the die body being provided with a transmission structure which can drive the sleeve plates to swing.

[0008] As a preferred technical solution of the present application, the transmission structure includes a connecting frame fixedly connected to the bottom of the mold body, the interior of the connecting frame is movably connected with a bidirectional screw through a bearing, the left and right sides of the surface of the bidirectional screw are threadedly connected with a screw sleeve, the front and rear ends of the outer side of the screw sleeve are fixedly connected with an extension plate, the extension plate extends from the side away from the screw sleeve to the two ends of the connecting frame and is located on the inner side of the sleeve plate, the outer side of the extension plate is fixedly connected with a sliding rod, the sliding rod extends from the side away from the extension plate to the interior of the sleeve plate, the sleeve plate and the sliding rod are slidably connected, and a support structure is provided inside the mold body, and the support structure can lift the mold core.

[0009] As a preferred technical solution of the present application, the support structure includes a support plate arranged inside the mold body, the top of the support plate contacts the bottom of the mold core, the bottom of the support plate is fixedly connected to a movable plate, both sides of the front and back sides of the movable plate are movably connected to cranks through pins, the crank extends away from the side of the movable plate to the outside of the screw sleeve, and the screw sleeve and the crank are movably connected through a pin.

[0010] As a preferred technical solution of the present application, a guide rod is fixedly connected to the interior of the connection frame, the guide rod is located on both sides of the bidirectional screw, the screw sleeve is sleeved on the surface of the guide rod, and the guide rod and the screw sleeve are slidably connected.

[0011] As a preferred technical solution of the present application, the left end and the right end of the bidirectional screw both pass through the connecting frame and extend to the outside of the connecting frame, and both ends of the bidirectional screw are fixedly connected with a rotating wheel.

[0012] As a preferred technical solution of the present application, the front and rear sides of the top of the screw sleeve are both provided with openings, and the interior of the opening is fixedly connected with a reinforcing rib, which is sleeved on the surface of the guide rod and slidably connected to the guide rod.

[0013] As a preferred technical solution of the present application, the left and right sides of the inner wall of the mold body are fixedly connected with a bearing plate, the bearing plates are located on both sides of the support plate, and the top of the bearing plate contacts the bottom of the mold core.

[0014] As a preferred technical solution of the present application, the front side and the rear side of the bottom of the mold body are fixedly connected with baffles, and the transmission structure is located on the inner side of the baffles.

[0015] As a preferred technical solution of the present application, a corner plate is fixedly connected to the bottom of the extension plate, the inner side of the corner plate is fixedly connected to the surface of the screw sleeve, and the surface of the corner plate is configured to be hollow.

[0016] As a preferred technical solution of the present application, a spring plate is fixedly connected to the inner side of the sleeve plate, and a side of the spring plate away from the sleeve plate is in contact with the bottom of the mold body, and the spring plate is elastic.

[0017] Compared with the prior art, the utility model provides an aluminum profile extrusion die that is easy to replace the die core, and has the following beneficial effects:

[0018] 1. The aluminum profile extrusion die that is easy to replace the mold core can extrude and position the mold core by setting a positioning structure, thereby improving the connection stability between the mold core and the mold body. At the same time, the transmission structure can simultaneously drive the two positioning structures to operate, thereby saving the steps of performing multiple operations on the positioning structures.

[0019] 2. The aluminum profile extrusion die, which is easy to replace the mold core, can facilitate users to operate the splint by arranging a bidirectional screw, a screw sleeve, an extension plate and a slide rod. At the same time, it can achieve a self-positioning effect on the splint after complete extrusion to avoid displacement of the splint.

[0020] 3. The aluminum profile extrusion die that is easy to replace the die core can utilize the power of the bidirectional screw by setting a support structure, saving the operation steps of setting up additional driving equipment, and can lift the die core to facilitate the separation of the die core from the die body.

[0021] 4. The aluminum profile extrusion die, which is easy to replace the die core, can limit the screw sleeve by setting a guide rod, so as to avoid the screw sleeve from tilting during the movement, thereby improving the power transmission effect.

[0022] 5. The aluminum profile extrusion die that is easy to replace the die core can facilitate the user to rotate the bidirectional screw by arranging a rotating wheel, thereby increasing the contact area between the bidirectional screw and the hand.

[0023] 6. The aluminum profile extrusion die that is easy to replace the die core can reduce the overall weight of the screw sleeve by arranging openings and reinforcing ribs, while ensuring the structural strength of the screw sleeve.

[0024] 7. The aluminum profile extrusion die that is easy to replace the die core can support the die core by arranging a bearing plate to prevent the supporting plate from being subjected to excessive impact.

[0025] 8. The aluminum profile extrusion die that is easy to replace the die core can improve the safety of the die body and reduce the contact area between the transmission structure and the external environment by setting a baffle.

[0026] 9. The aluminum profile extrusion die that is easy to replace the die core can improve the structural strength of the extension plate by setting the angle plate, thereby avoiding the phenomenon of the extension plate being broken and bent due to excessive load-bearing.

[0027] 10. The aluminum profile extrusion die that is easy to replace the die core can support the sleeve plate by arranging a spring plate, thereby reducing the impact of vibration on the sleeve plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a schematic diagram of the structure of the utility model;

[0029] Figure 2 It is a bottom view schematic diagram of the support structure of the utility model;

[0030] Figure 3 It is a schematic diagram of the structure of the model of the utility model;

[0031] Figure 4 This is a schematic diagram of the positioning structure of the utility model;

[0032] Figure 5 It is a schematic diagram of the transmission structure of the utility model;

[0033] Figure 6 It is a schematic diagram of the support structure of the utility model.

[0034] In the figure: 1. mold body; 2. mold core; 3. positioning structure; 4. connecting block; 5. clamping plate; 6. sleeve plate; 7. transmission structure; 8. connecting frame; 9. bidirectional screw; 10. screw sleeve; 11. extension plate; 12. slide rod; 13. supporting structure; 14. supporting plate; 15. movable plate; 16. crank; 17. guide rod; 18. rotating wheel; 19. opening; 20. reinforcing rib; 21. bearing plate; 22. baffle; 23. angle plate; 24. spring plate. DETAILED DESCRIPTION

[0035] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model; it is obvious that the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments, and all other embodiments obtained by ordinary technicians in this field based on the embodiments of the utility model without making creative work are within the scope of protection of the utility model.

[0036] Embodiment 1:

[0037] Reference Figure 1-6, an aluminum profile extrusion die for easy replacement of a die core, comprising a die body 1, a die core 2 embedded in the die body 1, positioning structures 3 are provided on both sides of the die body 1, the positioning structure 3 comprises connecting blocks 4 fixedly connected to the left and right sides of the die body 1, a splint 5 is movably connected to the surface of the connecting block 4 through a pin, the side of the splint 5 away from the connecting block 4 passes through the die body 1 and extends to the inside of the die body 1, the inner side of the splint 5 contacts the surface of the die core 2, the side of the splint 5 close to the connecting block 4 is fixedly connected to sleeve plates 6 located on both sides of the connecting block 4, a transmission structure 7 is provided at the bottom of the die body 1, the transmission structure 7 can drive the sleeve plate 6 to swing, the transmission structure 7 comprises a connecting frame 8 fixedly connected to the bottom of the die body 1, the interior of the connecting frame 8 is movably connected to a bidirectional screw 9 through a bearing, a double A screw sleeve 10 is threadedly connected to the left and right sides of the surface of the screw rod 9, and the front and rear ends of the outer side of the screw sleeve 10 are fixedly connected with an extension plate 11. The side of the extension plate 11 away from the screw sleeve 10 extends to the two ends of the connecting frame 8 and is located on the inner side of the sleeve plate 6. The outer side of the extension plate 11 is fixedly connected with a slide bar 12, and the side of the slide bar 12 away from the extension plate 11 extends to the inside of the sleeve plate 6. The sleeve plate 6 and the slide bar 12 are slidably connected. By arranging a bidirectional screw rod 9, a screw sleeve 10, an extension plate 11 and a slide bar 12, it is convenient for users to operate the splint 5, and at the same time, it can achieve a self-positioning effect on the fully extruded splint 5 to avoid displacement of the splint 5. A support structure 13 is arranged inside the mold body 1, and the support structure 13 can lift the mold core 2. The support structure 13 includes The support plate 14 is arranged inside the mold body 1, the top of the support plate 14 contacts the bottom of the mold core 2, and the bottom of the support plate 14 is fixedly connected to a movable plate 15. Both sides of the front and back of the movable plate 15 are movably connected with cranks 16 through pins. The crank 16 extends to the outside of the screw sleeve 10 away from the side of the movable plate 15. The screw sleeve 10 and the crank 16 are movably connected through the pin. By setting the support structure 13, the power of the bidirectional screw 9 can be utilized, saving the operating steps of additionally setting up a driving device, and the mold core 2 can be lifted to facilitate the mold core 2 to break away from the mold body 1. The interior of the connecting frame 8 is fixedly connected with a guide rod 17, and the guide rod 17 is located on both sides of the bidirectional screw 9. The screw sleeve 10 is sleeved on the surface of the guide rod 17, and the guide rod 17 and the screw sleeve 10 slide Dynamic connection, the left and right ends of the bidirectional screw 9 pass through the connecting frame 8 and extend to the outside of the connecting frame 8, the two ends of the bidirectional screw 9 are fixedly connected with a rotating wheel 18, the front and rear sides of the top of the screw sleeve 10 are opened with openings 19, and the inside of the opening 19 is fixedly connected with a reinforcing rib 20, which is sleeved on the surface of the guide rod 17 and slidably connected to the guide rod 17, the left and right sides of the inner wall of the mold body 1 are fixedly connected with a bearing plate 21, the bearing plate 21 is located on both sides of the support plate 14, the top of the bearing plate 21 contacts the bottom of the mold core 2, the front and rear sides of the bottom of the mold body 1 are fixedly connected with a baffle 22, the transmission structure 7 is located on the inner side of the baffle 22, the bottom of the extension plate 11 is fixedly connected with an angle plate 23, and the inner side of the angle plate 23 is fixedly connected to the surface of the screw sleeve 10,The surface of the angle plate 23 is set to be hollow, and the inner side of the sleeve plate 6 is fixedly connected with an elastic plate 24, and the side of the elastic plate 24 away from the sleeve plate 6 is in contact with the bottom of the mold body 1, and the elastic plate 24 is elastic.

[0038] Specifically, when the aluminum profile extrusion die is working / in use: the aluminum material placed on the top of the mold core 2 is extruded by the extrusion equipment to extend it into the shape of the inside of the mold core 2. When the mold core 2 needs to be replaced, the rotating wheel 18 is first rotated, and the rotating wheel 18 drives the bidirectional screw 9 to rotate. The bidirectional screw 9 uses the thread to push the screw sleeve 10 to move toward each other. During the process of the screw sleeve 10 moving inward, the extension plate 11 drives the slide bar 12 to slide inside the sleeve plate 6. The sleeve plate 6 is squeezed and drives the clamping plate 5 to swing with the pin shaft inside the connecting block 4 as the axis. When the clamping plate 5 is out of contact with the mold core 2, the mold core 2 can be separated from the mold body 1 by inserting the plate, and in the process of the bidirectional screw 9 carrying the screw sleeve 10 to move inward, the screw sleeve 10 can use the crank 16 to squeeze the movable plate 15, and the movable plate 15 is squeezed and drives the support plate 14 to move upward. The support plate 14 supports the mold core 2 and carries it to slide and rise inside the mold body 1. When the bidirectional screw 9 moves to the maximum stroke and the support plate 14 carries the mold core 2 to the top of the mold body 1, the user can directly replace the mold core 2.

[0039] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An aluminum profile extrusion die that is easy to replace a die core, comprising a die body (1) and a die core (2) embedded in the die body (1), characterized in that: Positioning structures (3) are provided on both sides of the mold body (1), and the positioning structures (3) include connecting blocks (4) fixedly connected to the left and right sides of the mold body (1); the surface of the connecting block (4) is movably connected to a clamping plate (5) via a pin shaft; the side of the clamping plate (5) away from the connecting block (4) penetrates the mold body (1) and extends to the inside of the mold body (1); the inner side of the clamping plate (5) contacts the surface of the mold core (2); the side of the clamping plate (5) close to the connecting block (4) is fixedly connected to sleeve plates (6) located on both sides of the connecting block (4); and a transmission structure (7) is provided at the bottom of the mold body (1); the transmission structure (7) can drive the sleeve plates (6) to swing.

2. The aluminum profile extrusion die for easy core replacement according to claim 1, characterized in that: The transmission structure (7) comprises a connection frame (8) fixedly connected to the bottom of the mold body (1); a bidirectional screw (9) is movably connected to the interior of the connection frame (8) via a bearing; a screw sleeve (10) is threadedly connected to the left and right sides of the surface of the bidirectional screw (9); an extension plate (11) is fixedly connected to the front and rear ends of the outer side of the screw sleeve (10); a side of the extension plate (11) away from the screw sleeve (10) extends to the two ends of the connection frame (8) and is located on the inner side of the sleeve plate (6); a sliding rod (12) is fixedly connected to the outer side of the extension plate (11); a side of the sliding rod (12) away from the extension plate (11) extends to the interior of the sleeve plate (6); the sleeve plate (6) and the sliding rod (12) are slidably connected; a support structure (13) is provided inside the mold body (1); the support structure (13) is capable of lifting the mold core (2).

3. The aluminum profile extrusion die for easy core replacement according to claim 2, characterized in that: The support structure (13) comprises a support plate (14) arranged inside the mold body (1), the top of the support plate (14) contacts the bottom of the mold core (2), the bottom of the support plate (14) is fixedly connected to a movable plate (15), both sides of the front and back sides of the movable plate (15) are movably connected to cranks (16) via pins, the crank (16) extends away from the side of the movable plate (15) to the outside of the screw sleeve (10), and the screw sleeve (10) and the crank (16) are movably connected via a pin.

4. The aluminum profile extrusion die for easy core replacement according to claim 2, characterized in that: A guide rod (17) is fixedly connected to the interior of the connection frame (8), the guide rod (17) is located on both sides of the bidirectional screw rod (9), the screw sleeve (10) is sleeved on the surface of the guide rod (17), and the guide rod (17) and the screw sleeve (10) are slidably connected.

5. The aluminum profile extrusion die for easy core replacement according to claim 2, characterized in that: The left end and the right end of the bidirectional screw (9) both penetrate the connection frame (8) and extend to the outside of the connection frame (8), and both ends of the bidirectional screw (9) are fixedly connected to a rotating wheel (18).

6. The aluminum profile extrusion die for easy core replacement according to claim 2, characterized in that: The front and rear sides of the top of the screw sleeve (10) are both provided with openings (19), the interior of the opening (19) is fixedly connected with a reinforcing rib (20), and the reinforcing rib (20) is sleeved on the surface of the guide rod (17) and is slidably connected to the guide rod (17).

7. The aluminum profile extrusion die for easy core replacement according to claim 3, characterized in that: The left and right sides of the inner wall of the mold body (1) are fixedly connected with a bearing plate (21), the bearing plate (21) is located on both sides of the support plate (14), and the top of the bearing plate (21) is in contact with the bottom of the mold core (2).

8. The aluminum profile extrusion die for easy core replacement according to claim 2, characterized in that: The front side and the rear side of the bottom of the mold body (1) are both fixedly connected with a baffle (22), and the transmission structure (7) is located on the inner side of the baffle (22).

9. The aluminum profile extrusion die for easy core replacement according to claim 2, characterized in that: The bottom of the extension plate (11) is fixedly connected to a corner plate (23), the inner side of the corner plate (23) is fixedly connected to the surface of the screw sleeve (10), and the surface of the corner plate (23) is arranged to be hollow.

10. The aluminum profile extrusion die for easy core replacement according to claim 1, characterized in that: The inner side of the sleeve plate (6) is fixedly connected to a spring plate (24), a side of the spring plate (24) away from the sleeve plate (6) is in contact with the bottom of the mold body (1), and the spring plate (24) is elastic.

Images