Notebook computer aluminum alloy shell stamping die

Abstract

The invention belongs to the technical field of stamping dies, and particularly relates to a notebook computer aluminum alloy shell stamping die which comprises a machining base, a lower fixed die and an upper movable die, a cooling table is fixedly installed at the center of the top of the machining base, the lower fixed die is fixedly installed at the top of the cooling table, and a cavity of the lower fixed die leads to the top face of the cooling table. The upper movable mold is arranged over the lower fixed mold, and a cooling bin is formed in the cooling table. According to the cooling device, a driving motor works to drive a driving rotating shaft to rotate, a Z-axis tooth frame can be driven to move up and down in a reciprocating mode, then a piston rod is driven to move up and down, a movable piston slides up and down in a reciprocating suction cylinder in a reciprocating mode, and cooling liquid in a cooling bin is sucked into the reciprocating suction cylinder through a right conveying pipe; and then the cooling liquid in the reciprocating suction barrel is fed into the cooling water tank through the circulating pipe, so that the cooling liquid is recycled, and the cooling effect on the interior of the cavity is accelerated in a heat conduction mode.

Description

Technical Field

[0001] The invention relates to a stamping die, in particular to a stamping die for an aluminum alloy shell of a notebook computer. Background Art

[0002] With the development of science and technology, people have more and more channels to obtain information. The fastest channel for obtaining information comes from electronic devices, and laptops are one of the indispensable electronic devices in people's daily life and work. The shell of the laptop protects the internal components. Most laptop shells are made of aluminum alloy because of its good plasticity and good protection effect. The aluminum alloy material has excellent heat dissipation effect, and the processing of aluminum alloy shells requires the use of stamping dies.

[0003] Generally, the aluminum alloy shell of a laptop computer is formed by die stamping. The main function of the die is to process the raw material into the shape of the required product and ensure that the product has accurate size and smooth surface. The die is usually composed of an upper die and a lower die, which are opened and closed by an opening and closing mechanism. However, the existing stamping dies still have the following technical problems when used: the cooling mechanism is often cooled by water, but after a period of cooling, the temperature of the water gradually increases with heat transfer. At this time, the cooling device cannot lower the water temperature in a short time to maintain a long-term cooling effect on the stamping die. Summary of the invention

[0004] The main purpose of the present invention is to provide a stamping die for an aluminum alloy shell of a laptop computer, so as to effectively solve the problems raised by the inventor in the above background technology.

[0005] To achieve the above object, the technical solution adopted by the present invention is as follows:

[0006] A stamping die for an aluminum alloy shell of a laptop computer, comprising a processing base, a lower fixed die and an upper movable die, a cooling platform is fixedly installed at the center of the top of the processing base, a lower fixed die is fixedly installed on the top of the cooling platform, and a cavity of the lower fixed die leads to the top surface of the cooling platform, the upper movable die is arranged directly above the lower fixed die, and a cooling chamber is opened inside the cooling platform;

[0007] A cooling water tank is fixedly installed on the left side of the top of the processing base, and a left delivery pipe is fixedly connected to the right side of the cooling water tank, and the other end of the left delivery pipe is fixedly connected to the cooling bin; a reciprocating suction cylinder is fixedly installed on the right side of the top of the processing base, and a right delivery pipe is fixedly connected to the right side of the cooling bin, and the other end of the right delivery pipe is fixedly connected to the reciprocating suction cylinder; a circulation pipe is fixedly connected to the left side of the reciprocating suction cylinder, and the circulation pipe is located on the rear side of the right delivery pipe, and the other end of the circulation pipe is fixedly connected to the cooling water tank, and a suction mechanism is provided in the reciprocating suction cylinder.

[0008] Preferably, two columns are fixedly installed on both sides of the top of the processing base, and a top plate is fixedly installed on the top of the column. The top plate is provided with an axial moving mechanism for driving the upper movable mold to move, and the column on the right is provided with a driving mechanism used in conjunction with a suction mechanism.

[0009] Preferably, the axial moving mechanism includes a Z-axis screw, a first lifting frame, a isostatic rod, a second lifting frame and a stepper motor, the Z-axis screw is rotatably installed between the cooling water tank and the top plate, the isostatic rod is fixedly installed between the reciprocating suction cylinder and the top plate, the top of the upper movable mold is fixedly connected with the first lifting frame and the second lifting frame, the first lifting frame is threadedly installed on the Z-axis screw, the second lifting frame is slidably installed on the isostatic rod, the stepper motor is fixedly installed on the top of the top plate, and the output end of the stepper motor is fixedly connected to the Z-axis screw.

[0010] Preferably, the suction mechanism includes a one-way valve, a two-way valve, a piston rod, a moving piston and a Z-axis gear frame. The piston rod is slidably installed through the top of the reciprocating suction cylinder, and the end of the piston rod extending into the reciprocating suction cylinder is fixedly connected to the moving piston. The moving piston is slidably installed in the reciprocating suction cylinder, and the top of the piston rod is fixedly connected to the Z-axis gear frame. The one-way valve is installed on the right delivery pipe, and the two-way valve is installed on the circulation pipe.

[0011] Preferably, the driving mechanism includes a driving motor, a driving shaft and an incomplete gear, a side panel is fixedly installed between the two right columns, and the driving motor is fixedly installed on the side panel, the driving shaft is rotatably installed on the side panel, and the output end of the driving motor is fixedly connected to the driving shaft, the end of the driving shaft away from the side panel passes through the Z-axis gear frame, and the part of the driving shaft located in the Z-axis gear frame is fixedly installed with an incomplete gear, the front and rear inner walls of the Z-axis gear frame are fixedly installed with evenly distributed teeth, and the incomplete gear is meshed with the teeth on one side.

[0012] Preferably, a heat dissipation cavity is opened inside the lower fixed mold, and heat-removing holes connected to the heat dissipation cavity are opened on the front and back sides of the lower fixed mold. A fan shaft is rotatably installed on the right side of the lower fixed mold, and one end of the fan shaft extends into the heat dissipation cavity and is fixedly installed with a fan blade.

[0013] Preferably, a first sprocket is fixedly mounted on the other end of the fan shaft, a second sprocket is fixedly connected to the left end of the active shaft, and the first sprocket is connected to the second sprocket via a transmission chain.

[0014] Preferably, the one-way valve one allows the fluid to pass through the cooling bin into the reciprocating suction cylinder, and the one-way valve two only allows the fluid to pass through the reciprocating suction cylinder into the cooling water tank.

[0015] In view of this, compared with the prior art, the beneficial effects of the present invention are:

[0016] (i) In the present application, an aluminum alloy material for preparing an aluminum alloy shell of a laptop computer is put into the cavity of a lower fixed mold, and a stepper motor is operated. The stepper motor drives the Z-axis screw to rotate, so that the first lifting frame drives the upper movable mold to move downward, and the second lifting frame slides on the same position rod, and then the punch under the upper movable mold is extended into the cavity to complete the mold closing, so as to stamp and form the aluminum alloy material to achieve the shape of the laptop computer shell. The processing is accurate and stable. After cooling and finalizing, the upper movable mold moves upward and away from the lower fixed mold, and the aluminum alloy shell can be taken out.

[0017] (ii) In the present application, during the processing, the driving motor works, so that the driving motor drives the active rotating shaft to rotate. Since the incomplete gear on it meshes with the teeth in the Z-axis gear frame, the incomplete gear can drive the Z-axis gear frame to move up and down reciprocatingly when it rotates, and then drive the piston rod to move up and down. The moving piston slides back and forth up and down in the reciprocating suction cylinder to suck the coolant in the cooling bin into the reciprocating suction cylinder through the right delivery pipe, and then the coolant in the reciprocating suction cylinder is sent into the cooling water tank through the circulation pipe, so that the coolant can be recycled, and the cooling effect in the cavity can be accelerated by heat conduction, thereby reducing the cooling molding time.

[0018] (III) In the present application, when the active shaft rotates, it will drive the second sprocket to rotate, and under the transmission of the transmission chain, the first sprocket will rotate synchronously, and then the fan shaft will drive the fan blades to rotate automatically to accelerate the circulation of air, so that the heat in the cavity can be dissipated through the heat-driving holes, further improving the cooling effect and ensuring the processing quality of the laptop computer shell. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 The figure is a three-dimensional diagram of the structure of the stamping die for the aluminum alloy shell of a notebook computer provided by the present invention;

[0020] Figure 2 The figure shows a cross-sectional view of the structure of the stamping die for the aluminum alloy shell of a notebook computer provided by the present invention;

[0021] Figure 3 Shown is a top view of the machined base;

[0022] Figure 4 Shown is a top sectional view of a reciprocating suction cylinder;

[0023] Figure 5 Shown is a side view of the connection between the suction mechanism and the driving mechanism;

[0024] Figure 6 Shown is a side view of the connection between the first sprocket and the second sprocket;

[0025] Figure 7 Shown is a three-dimensional diagram of the connection between the cooling table and the lower fixed mold.

[0026] icon:

[0027] 1-processing base; 101-top plate; 102-side plate; 2-cooling table; 3-lower fixed mold; 301-heat dissipation chamber; 302-heat drive hole; 4-upper movable mold; 5-cooling water tank; 6-reciprocating suction cylinder; 7-Z-axis screw rod; 8-first lifting frame; 9-coordinate rod; 10-second lifting frame; 11-stepping motor; 12-left delivery pipe; 13-right delivery pipe; 14-circulation pipe; 15-one-way valve one; 16-one-way valve two; 17-piston rod; 18-moving piston; 19-Z-axis gear frame; 20-driving motor; 21-active shaft; 22-incomplete gear; 23-fan shaft; 24-blade; 25-first sprocket; 26-second sprocket; 27-transmission chain. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] See also Figure 1-7 , the present invention provides the following embodiments:

[0030] A stamping die for an aluminum alloy shell of a laptop computer comprises a processing base 1, a lower fixed die 3 and an upper movable die 4, a cooling platform 2 is fixedly installed at the center of the top of the processing base 1, a lower fixed die 3 is fixedly installed on the top of the cooling platform 2, and a cavity of the lower fixed die 3 leads to the top surface of the cooling platform 2, the upper movable die 4 is arranged directly above the lower fixed die 3, and a cooling chamber is opened inside the cooling platform 2;

[0031] A cooling water tank 5 is fixedly installed on the left side of the top of the processing base 1, a liquid inlet pipe is installed on the top of the cooling water tank 5, and a left delivery pipe 12 is fixedly connected to the right side of the cooling water tank 5, and the other end of the left delivery pipe 12 is fixedly connected to the cooling bin, a reciprocating suction cylinder 6 is fixedly installed on the right side of the top of the processing base 1, a right delivery pipe 13 is fixedly connected to the right side of the cooling bin, and the other end of the right delivery pipe 13 is fixedly connected to the reciprocating suction cylinder 6, a circulation pipe 14 is fixedly connected to the left side of the reciprocating suction cylinder 6, and the circulation pipe 14 is located at the rear side of the right delivery pipe 13, and the other end of the circulation pipe 14 is fixedly connected to the cooling water tank 5, and a suction mechanism is provided in the reciprocating suction cylinder 6;

[0032] Two columns are fixedly installed on both sides of the top of the processing base 1, and a top plate 101 is fixedly installed on the top of the column. The top plate 101 is provided with an axial moving mechanism for driving the upper movable mold 4 to move, and the right column is provided with a driving mechanism used in conjunction with the suction mechanism.

[0033] Specifically, the axial moving mechanism includes a Z-axis screw rod 7, a first lifting frame 8, a isostatic rod 9, a second lifting frame 10 and a stepper motor 11. The Z-axis screw rod 7 is rotatably installed between the cooling water tank 5 and the top plate 101. The isostatic rod 9 is fixedly installed between the reciprocating suction cylinder 6 and the top plate 101. The top of the upper movable mold 4 is fixedly connected with the first lifting frame 8 and the second lifting frame 10. The first lifting frame 8 is threadedly installed on the Z-axis screw rod 7, and the second lifting frame 10 is slidably installed on the isostatic rod 9. The stepper motor 11 is fixedly installed on the top of the top plate 101, and the output end of the stepper motor 11 is fixedly connected to the Z-axis screw rod 7.

[0034] Specifically, the suction mechanism includes a one-way valve 15, a one-way valve 16, a piston rod 17, a movable piston 18 and a Z-axis gear frame 19. The piston rod 17 is slidably installed on the top of the reciprocating suction cylinder 6, and the end of the piston rod 17 extending into the reciprocating suction cylinder 6 is fixedly connected with the movable piston 18. The movable piston 18 is slidably installed in the reciprocating suction cylinder 6, and the top of the piston rod 17 is fixedly connected with the Z-axis gear frame 19. The one-way valve 15 is installed on the right delivery pipe 13, and the one-way valve 16 is installed on the circulation pipe 14. The one-way valve 15 only allows the fluid to enter the reciprocating suction cylinder 6 through the cooling bin, and the one-way valve 16 only allows the fluid to enter the cooling water tank 5 through the reciprocating suction cylinder 6.

[0035] Specifically, the driving mechanism includes a driving motor 20, a driving shaft 21 and a broken gear 22. A side plate 102 is fixedly installed between the two right columns, and the driving motor 20 is fixedly installed on the side plate 102. The driving shaft 21 is rotatably installed on the side plate 102, and the output end of the driving motor 20 is fixedly connected to the driving shaft 21. The end of the driving shaft 21 away from the side plate 102 passes through the Z-axis gear frame 19, and the part of the driving shaft 21 located in the Z-axis gear frame 19 is fixedly installed with the broken gear 22. The front and rear inner walls of the Z-axis gear frame 19 are fixedly installed with evenly distributed teeth, and the broken gear 22 is meshed with the teeth on one side.

[0036] Specifically, a heat dissipation cavity 301 is opened inside the lower fixed mold 3, and heat-driving holes 302 connected to the heat dissipation cavity 301 are opened on the front and back sides of the lower fixed mold 3. A fan shaft 23 is rotatably installed on the right side of the lower fixed mold 3, and one end of the fan shaft 23 extends into the heat dissipation cavity 301 and is fixedly installed with a fan blade 24, and a first sprocket 25 is fixedly installed on the other end of the fan shaft 23, and a second sprocket 26 is fixedly connected to the left end of the active rotating shaft 21, and the first sprocket 25 and the second sprocket 26 are connected by a transmission chain 27.

[0037] The specific implementation of this embodiment is as follows: the aluminum alloy material for preparing the aluminum alloy shell of the laptop computer is put into the cavity of the lower fixed mold 3, the stepper motor 11 works, the stepper motor 11 drives the Z-axis screw 7 to rotate, so that the first lifting frame 8 drives the upper movable mold 4 to move downward, and the second lifting frame 10 slides on the same position rod 9, and then the punch under the upper movable mold 4 extends into the cavity to complete the mold closing, so as to stamp and form the aluminum alloy material to achieve the shape of the laptop computer shell, and the processing is accurate and stable. After cooling and finalizing, the upper movable mold 4 moves upward away from the lower fixed mold 3, and the aluminum alloy shell is taken out;

[0038] During the processing, the driving motor 20 works, so that the driving motor 20 drives the active rotating shaft 21 to rotate. Since the incomplete gear 22 on it meshes with the teeth in the Z-axis gear frame 19, the incomplete gear 22 can drive the Z-axis gear frame 19 to move up and down, thereby driving the piston rod 17 to move up and down, and the moving piston 18 slides up and down in the reciprocating suction cylinder 6 to suck the coolant in the cooling bin into the reciprocating suction cylinder 6 through the right delivery pipe 13, and then the coolant in the reciprocating suction cylinder 6 is sent to the cooling water tank 5 through the circulation pipe 14, so that the coolant can be recycled, and the cooling effect in the cavity can be accelerated by heat conduction, thereby reducing the cooling molding time;

[0039] When the active shaft 21 rotates, it will drive the second sprocket 26 to rotate. Under the transmission of the transmission chain 27, the first sprocket 25 will rotate synchronously, and then the fan shaft 23 will drive the fan blades 24 to rotate automatically to accelerate the circulation of air, so that the heat in the cavity can be dissipated through the heat-driving holes 301, further improving the cooling effect and ensuring the processing quality of the laptop computer shell.

[0040] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0041] The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can understand and use the present invention well. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A stamping die for an aluminum alloy shell of a laptop computer, characterized by: The invention comprises a processing base (1), a lower fixed mold (3) and an upper movable mold (4); a cooling platform (2) is fixedly installed at the center of the top of the processing base (1); a lower fixed mold (3) is fixedly installed on the top of the cooling platform (2); a mold cavity of the lower fixed mold (3) leads to the top surface of the cooling platform (2); the upper movable mold (4) is arranged directly above the lower fixed mold (3); and a cooling chamber is provided inside the cooling platform (2); A cooling water tank (5) is fixedly installed on the left side of the top of the processing base (1), and a left delivery pipe (12) is fixedly connected to the right side of the cooling water tank (5), and the other end of the left delivery pipe (12) is fixedly connected to the cooling bin; a reciprocating suction cylinder (6) is fixedly installed on the right side of the top of the processing base (1), and a right delivery pipe (13) is fixedly connected to the right side of the cooling bin, and the other end of the right delivery pipe (13) is fixedly connected to the reciprocating suction cylinder (6); a circulation pipe (14) is fixedly connected to the left side of the reciprocating suction cylinder (6), and the circulation pipe (14) is located at the rear side of the right delivery pipe (13); the other end of the circulation pipe (14) is fixedly connected to the cooling water tank (5), and a suction mechanism is provided in the reciprocating suction cylinder (6).

2. The stamping die for the aluminum alloy shell of a notebook computer according to claim 1, characterized in that: Two columns are fixedly mounted on both sides of the top of the processing base (1), and a top plate (101) is fixedly mounted on the top of the column. An axial moving mechanism for driving the upper movable mold (4) to move is provided on the top plate (101), and a driving mechanism for cooperating with a suction mechanism is provided on the column on the right side.

3. The stamping die for the aluminum alloy shell of a notebook computer according to claim 2, characterized in that: The axial movement mechanism comprises a Z-axis screw (7), a first lifting frame (8), a isostatic rod (9), a second lifting frame (10) and a stepping motor (11); the Z-axis screw (7) is rotatably mounted between a cooling water tank (5) and a top plate (101); the isostatic rod (9) is fixedly mounted between a reciprocating suction cylinder (6) and the top plate (101); the top of the upper movable mold (4) is fixedly connected with the first lifting frame (8) and the second lifting frame (10); the first lifting frame (8) is threadedly mounted on the Z-axis screw (7); the second lifting frame (10) is slidably mounted on the isostatic rod (9); the stepping motor (11) is fixedly mounted on the top of the top plate (101); and the output end of the stepping motor (11) is fixedly connected to the Z-axis screw (7).

4. The stamping die for the aluminum alloy shell of a notebook computer according to claim 3, characterized in that: The suction mechanism comprises a one-way valve (15), a two-way valve (16), a piston rod (17), a movable piston (18) and a Z-axis gear frame (19); the piston rod (17) is slidably installed through the top of the reciprocating suction cylinder (6), and one end of the piston rod (17) extending into the reciprocating suction cylinder (6) is fixedly connected to the movable piston (18); the movable piston (18) is slidably installed in the reciprocating suction cylinder (6), and the top end of the piston rod (17) is fixedly connected to the Z-axis gear frame (19); the one-way valve (15) is installed on the right delivery pipe (13), and the two-way valve (16) is installed on the circulation pipe (14).

5. The stamping die for the aluminum alloy shell of a notebook computer according to claim 4, characterized in that: The driving mechanism comprises a driving motor (20), a driving shaft (21) and a broken gear (22); a side plate (102) is fixedly mounted between the two right uprights, and the driving motor (20) is fixedly mounted on the side plate (102); a driving shaft (21) is rotatably mounted on the side plate (102), and an output end of the driving motor (20) is fixedly connected to the driving shaft (21); an end of the driving shaft (21) away from the side plate (102) passes through a Z-axis gear frame (19), and a part of the driving shaft (21) located inside the Z-axis gear frame (19) is fixedly mounted with a broken gear (22); front and rear inner walls of the Z-axis gear frame (19) are fixedly mounted with uniformly distributed teeth, and the broken gear (22) meshes with the teeth on one side.

6. The stamping die for the aluminum alloy shell of a notebook computer according to claim 5, characterized in that: A heat dissipation cavity (301) is provided inside the lower fixed mold (3), and heat-dissipating holes (302) connected to the heat dissipation cavity (301) are provided on the front and back sides of the lower fixed mold (3). A fan shaft (23) is rotatably mounted on the right side of the lower fixed mold (3), and one end of the fan shaft (23) extends into the heat dissipation cavity (301) and is fixedly mounted with a fan blade (24).

7. The stamping die for the aluminum alloy shell of a notebook computer according to claim 6, characterized in that: A first sprocket (25) is fixedly mounted on the other end of the fan shaft (23), a second sprocket (26) is fixedly connected to the left end of the active rotating shaft (21), and the first sprocket (25) and the second sprocket (26) are connected by a transmission chain (27).

8. The stamping die for the aluminum alloy shell of a notebook computer according to claim 4, characterized in that: The one-way valve 1 (15) only allows the fluid to pass through the cooling chamber and enter the reciprocating suction cylinder (6), and the one-way valve 2 (16) only allows the fluid to pass through the reciprocating suction cylinder (6) and enter the cooling water tank (5).

Images