Titanium semi-solid thermoforming equipment

Abstract

The utility model discloses a titanium semi-solid thermoforming device which comprises an upper die, a lower die, an injection mechanism and a storage barrel, the lower die is fixed on a workbench, the upper die and the lower die are combined to form a cavity, one side of the lower die is provided with a connector connected with the injection mechanism, the connector is communicated with the cavity, and the storage barrel is connected with the injection mechanism. The injection mechanism comprises a connecting cylinder, an injection hammer head and an injection oil cylinder, the injection hammer head is telescopically connected into the connecting cylinder, the injection oil cylinder is arranged at one end of the connecting cylinder and connected with the injection hammer head, the other end of the connecting cylinder is connected with the connector, and the periphery of the storage cylinder is wrapped with a heating cover; the storage barrel is arranged at the upper end of the middle of the connecting barrel, a discharge port of the storage barrel is communicated with the interior of the connecting barrel, the vibrating mechanism is connected above the storage barrel in a lifting manner and comprises a vibrating motor and a vibrating bar, and a vibrating bar plumb bob is arranged above the storage barrel.

Description

Technical Field

[0001] The utility model relates to titanium metal semi-solid hot pressing forming equipment. Background Art

[0002] In the existing technology, the semi-solid hot pressing process of titanium metal is generally to heat the titanium metal raw material to a semi-solid state, then inject it into the lower mold, and close the upper mold and lower mold to hot press the titanium metal semi-solid material. Although this processing method has the advantage of high processing efficiency, air is easily mixed into the semi-solid material when it is injected into the lower mold, which will cause pores to appear on the surface of the finished product. In severe cases, a safety accident may occur in which the semi-solid material splashes when the mold is closed. Utility Model Content

[0003] The purpose of the utility model is to overcome the above-mentioned deficiencies of the prior art and to provide a titanium metal semi-solid hot pressing forming device which is safer and more reliable and less likely to have pores on the finished product.

[0004] The technical solution of the utility model is: a titanium metal semi-solid hot pressing forming equipment, including an upper mold, a lower mold, an injection mechanism and a storage barrel, the lower mold is fixed on a workbench, the upper mold and the lower mold form a cavity after being closed, an interface for connecting to the injection mechanism is provided on one side of the lower mold, the interface is connected to the cavity, the injection mechanism includes a connecting tube, a injection hammer head telescopically connected in the connecting tube, and an injection oil cylinder arranged at one end of the connecting tube and connected to the injection hammer head, the other end of the connecting tube is connected to the interface;

[0005] The outer periphery of the storage barrel is covered with a heating cover, and the storage barrel is arranged at the upper end of the middle part of the connecting barrel, and its discharge port is connected with the interior of the connecting barrel;

[0006] It also includes a vibration mechanism that is lifted and connected above the storage barrel. The vibration mechanism includes a vibration motor and a vibration rod. The vibration rod plumb bob is set above the storage barrel.

[0007] Furthermore, a heating device is provided at the bottom of the lower mold.

[0008] Furthermore, it also includes a bracket, which is mounted above the connecting cylinder, and the storage cylinder is fixed on the top of the bracket.

[0009] Furthermore, a heat insulating pad is provided at the connection between the bracket and the storage barrel.

[0010] Furthermore, the outer end of the interface is frustum-shaped, the interface is provided with an external thread, the end of the connecting tube has an internal thread corresponding to the interface, and the connecting tube inside the internal thread also has a convex ring corresponding to the end of the interface. After the interface and the connecting tube are screwed together, the end of the interface is tightly combined with the convex ring.

[0011] Furthermore, one end of the convex ring facing the injection hammer head is trumpet-shaped, and the end of the injection hammer head is a frustum-shaped end.

[0012] Furthermore, a vacuum joint is provided on the upper mold.

[0013] Furthermore, a cover is provided on the top of the storage barrel, and the cover is filled with a heat-insulating layer.

[0014] Furthermore, a protective gas filling joint is provided on the cover body.

[0015] Furthermore, the workbench is provided with a guide column, a guide rail is provided on the guide column, a slider is connected to the guide rail for sliding up and down, the vibration motor is fixed on the slider, and a traction mechanism is also provided on the top of the guide column for pulling the slider to move up and down.

[0016] The beneficial effects of the present invention are as follows: in the present invention, after the material is placed in the storage barrel, the material is filled in the storage barrel through the vibrating rod of the vibrating mechanism, so that the air in the semi-solid material is fully discharged, which can effectively avoid the appearance of pores on the titanium metal parts after solidification. In combination with the injection of protective gas, the production safety in the semi-solid hot pressing process of titanium metal is also improved; in addition, since the material is injected into the mold cavity in batches, the uniformity of the distribution of the material in the mold cavity can be ensured, which can improve the quality of the final product. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural diagram of the utility model;

[0018] Figure 2 It is a structural diagram of the connection between the injection mechanism and the storage barrel of the utility model.

[0019] In the figure: upper mold 1, lower mold 2, storage barrel 3, interface 4, connecting tube 5, injection hammer head 6, injection cylinder 7, heating cover 8, vibration motor 9, vibration rod 10, heating device 11, bracket 12, thermal insulation pad 13, convex ring 14, vacuum joint 15, slider 16. DETAILED DESCRIPTION

[0020] The technical solution of the present invention will be further specifically described below with reference to the embodiments and the accompanying drawings.

[0021] Combine Figure 1 and Figure 2 As shown, a titanium metal semi-solid hot pressing forming device includes an upper die 1, a lower die 2, an injection mechanism and a storage cylinder 3;

[0022] The lower mold 2 is fixed on the workbench. The upper mold 1 and the lower mold 2 form a mold cavity after being combined. An interface 4 for connecting to an injection mechanism is provided on one side of the lower mold 2. The interface 4 is connected to the mold cavity. The injection mechanism includes a connecting tube 5, a shot hammer head 6 telescopically connected to the connecting tube 5, and an injection oil cylinder 7 provided at one end of the connecting tube 5 and connected to the shot hammer head 6. The other end of the connecting tube 5 is connected to the interface 4.

[0023] The outer periphery of the storage barrel 3 is covered with a heating cover 8. The storage barrel 3 is arranged at the upper end of the middle part of the connecting barrel 5 and its discharge port is connected with the interior of the connecting barrel 5.

[0024] The device further comprises a vibration mechanism connected to the storage barrel 3 by a lifting mechanism, wherein the vibration mechanism comprises a vibration motor 9 and a vibration rod 10 , and the vibration rod 10 is plumbly arranged above the storage barrel 3 .

[0025] After the material is put into the mold, the upper mold 1 and the lower mold 2 are closed and the mold cavity is vacuumed, and then the injection hammer 6 retracts; as the protective gas is continuously injected, the material in the storage barrel 3 enters the connecting tube 5, and the injection hammer 6 retracts and retracts to inject the material into the mold cavity in batches. After the titanium metal part is solidified and formed, the upper mold 1 and the lower mold 2 are separated, and the titanium metal part can be taken out.

[0026] The beneficial effects of the above structure are as follows: after the material is placed in the storage barrel 3, the material is filled in the storage barrel 3 through the vibrating rod 10 of the vibrating mechanism, so that the air in the semi-solid material is fully discharged, which can effectively avoid the appearance of pores on the titanium metal parts after solidification. In combination with the injection of protective gas, the production safety in the semi-solid hot pressing process of titanium metal is also improved; in addition, since the material is injected into the mold cavity in batches, the uniform distribution of the material in the mold cavity can be ensured, which can improve the quality of the final product.

[0027] In another embodiment, Figure 1 As shown, a heating device 11 is further provided at the bottom of the lower mold 2 to prevent the material from cooling down quickly after injection.

[0028] In another embodiment, combined Figure 1 and Figure 2 As shown, a bracket 12 is further included. The bracket 12 is mounted above the connecting cylinder 5 , and the storage cylinder 3 is fixed on the top of the bracket 12 .

[0029] In another embodiment, Figure 2 As shown, a heat insulating pad 13 is further provided at the connection between the bracket 12 and the storage barrel 3 .

[0030] In another embodiment, combined Figure 1 and Figure 2 As shown, the outer end of the interface 4 is in a frustum shape, and the interface 4 is provided with an external thread. The end of the connecting tube 5 has an internal thread corresponding to the interface 4, and the connecting tube 5 inside the internal thread also has a convex ring 14 corresponding to the end of the interface 4. After the interface 4 and the connecting tube 5 are screwed together, the end of the interface 4 is tightly combined with the convex ring 14 to avoid leakage.

[0031] In another embodiment, combined Figure 1 and Figure 2 As shown, the end of the convex ring 14 facing the injection hammer head 6 is trumpet-shaped, and the end of the injection hammer head 6 is a frustum-shaped end.

[0032] In another embodiment, Figure 1 As shown, the upper mold 1 is further provided with a vacuum joint 15.

[0033] In another embodiment, a cover is further provided on the top of the storage barrel 3, and the cover is filled with a heat-insulating layer.

[0034] In another embodiment, a protective gas filling connector is further provided on the cover.

[0035] In another embodiment, a guide column is provided on the workbench, a guide rail is provided on the guide column, a slider 16 is connected to the guide rail for sliding up and down, the vibration motor 9 is fixed on the slider 16, and a traction mechanism is also provided on the top of the guide column for pulling the slider 16 to move up and down.

Claims

1. A titanium metal semi-solid hot pressing forming device, comprising an upper die (1), a lower die (2), an injection mechanism and a material storage barrel (3), wherein the lower die (2) is fixed on a workbench, and the upper die (1) and the lower die (2) are combined to form a cavity, wherein: An interface (4) connected to an injection mechanism is provided on one side of the lower mold (2), the interface (4) being connected to the mold cavity, the injection mechanism comprising a connecting tube (5), an injection hammer head (6) telescopically connected to the connecting tube (5), and an injection oil cylinder (7) arranged at one end of the connecting tube (5) and connected to the injection hammer head (6), the other end of the connecting tube (5) being connected to the interface (4); The outer periphery of the material storage barrel (3) is covered with a heating cover (8); the material storage barrel (3) is arranged at the upper end of the middle part of the connecting barrel (5) and its discharge port is connected with the interior of the connecting barrel (5); It also comprises a vibration mechanism which is connected to the top of the material storage barrel (3) in a lifting manner, the vibration mechanism comprising a vibration motor (9) and a vibration rod (10), and the vibration rod (10) is plumbly arranged above the material storage barrel (3).

2. A titanium metal semi-solid hot pressing forming equipment as claimed in claim 1, characterized in that: The bottom of the lower mold (2) is also provided with a heating device (11).

3. A titanium metal semi-solid hot pressing forming equipment as claimed in claim 2, characterized in that: It also comprises a bracket (12), the bracket (12) being mounted above the connecting tube (5), and the material storage tube (3) being fixed on the top of the bracket (12).

4. A titanium metal semi-solid hot pressing forming device as claimed in claim 3, characterized in that: A heat insulation pad (13) is also provided at the connection between the bracket (12) and the material storage barrel (3).

5. A titanium metal semi-solid hot pressing forming device as claimed in claim 4, characterized in that: The outer end of the interface (4) is in the shape of a cone, and the interface (4) is provided with an external thread. The end of the connecting tube (5) has an internal thread corresponding to the interface (4), and the connecting tube (5) inside the internal thread also has a convex ring (14) corresponding to the end of the interface (4). After the interface (4) and the connecting tube (5) are screwed together, the end of the interface (4) is tightly combined with the convex ring (14).

6. A titanium metal semi-solid hot pressing forming device as claimed in claim 5, characterized in that: One end of the convex ring (14) facing the injection hammer head (6) is in a trumpet shape, and the end of the injection hammer head (6) is in a frustum-shaped end.

7. A titanium metal semi-solid hot pressing forming device as claimed in claim 6, characterized in that: The upper mold (1) is also provided with a vacuum joint (15).

8. The titanium metal semi-solid hot pressing forming equipment according to claim 7, characterized in that: The top of the storage barrel (3) is also provided with a cover body, and the cover body is filled with a heat-insulating layer.

9. A titanium metal semi-solid hot pressing forming device as claimed in claim 8, characterized in that: The cover body is also provided with a protective gas charging joint.

10. The titanium metal semi-solid hot pressing forming equipment according to claim 9, characterized in that: The workbench is provided with a guide column, a guide rail is provided on the guide column, a slider (16) is connected to the guide rail for up and down sliding movement, the vibration motor (9) is fixed on the slider (16), and a traction mechanism for traction of the slider (16) for up and down displacement is also provided on the top of the guide column.

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