CN111842622A

CN111842622A - Stamping device is used in case manufacturing

Info

Publication number: CN111842622A
Application number: CN202010694605.0A
Authority: CN
Inventors: 宋小航
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-17
Filing date: 2020-07-17
Publication date: 2020-10-30

Abstract

The invention is suitable for the technical field of machining, and particularly relates to a stamping device for manufacturing a machine case. The punching machine is simple in structure and reasonable in design, holes with different hole positions and different hole diameters can be punched by one device, the punching efficiency of the machine case is greatly improved, the investment of the device is reduced, and the production cost is reduced.

Description

Stamping device is used in case manufacturing

Technical Field

The invention belongs to the technical field of machining, and particularly relates to a stamping device for manufacturing a machine case.

Background

The case is used as a part of computer accessories and has the main function of placing and fixing the computer accessories, thereby having a supporting and protecting function. In addition, the computer case has an important role in shielding electromagnetic radiation.

For the server, the chassis is also a non-negligible problem, and the main problems of the server chassis include: temperature: how to cool the components inside the chassis the fan (usually from the power supply) should blow directly towards or through the processor. Expansion capability: a chassis with sufficient space is selected for network expansion. It is determined that there is sufficient space to add more hard disks and other peripherals. The inside of the cabinet was inspected to ensure that there were no sharp edges. This is important for the safety of technicians and to prevent accidental cable cuts when upgrading in the future. The chassis should also allow easy access to the internal components for maintenance personnel to upgrade or troubleshoot in the future.

In the existing manufacturing process of the chassis, in order to meet the requirement of the chassis for connecting other parts, a plurality of holes with different sizes are usually punched on the chassis. The punching position on the existing punching device is fixed, and the requirement that the machine case punches holes with different sizes on different positions cannot be met.

Disclosure of Invention

The embodiment of the invention aims to provide a punching device for manufacturing a chassis, and aims to solve the problem that the existing punching device for manufacturing the chassis is fixed in structure and cannot meet the requirement of punching holes with different apertures on the chassis at different positions.

The embodiment of the invention is realized in such a way that the stamping device for manufacturing the case comprises a base, a female die assembly and a top plate, wherein a moving assembly is fixedly arranged at the bottom of an inner cavity of the base, the upper end of the moving assembly is connected with the female die assembly, the moving assembly is used for driving the female die assembly to move in a plane, the female die assembly is used for switching female dies with different inner diameters, the top plate is fixed at the upper end of the base through a supporting rod, a moving platform is arranged on one side of the top plate close to the base, a male die hydraulic cylinder is connected to one side of the moving platform far away from the top plate, the moving platform is used for driving the male die hydraulic cylinder to move in the plane, and.

Preferably, the moving assembly comprises a transverse moving slide rail and a longitudinal moving slide rail, the transverse moving slide rail is fixedly arranged at the bottom of the base, the longitudinal moving slide rail is arranged on the transverse moving slide rail, and the female die assembly is arranged on the longitudinal moving slide rail.

Preferably, the die subassembly includes the slide, the slide with indulge and move sliding linkage, the fixed at least a set of die pneumatic cylinder that is provided with in upper end of slide, die pneumatic cylinder upper end fixedly connected with backup pad, the fixed electric putter that is provided with in backup pad upper end, the fixed cushion that is provided with in electric putter's removal end, cushion and backup pad upper end sliding connection, the slide upper end is fixedly connected with guide arm still, the core is led to guide arm upper end fixedly connected with, it is less than the guide arm to lead the core diameter, it is equipped with first die to lead the cover on the core external diameter, first die bottom is provided with the flange, the external diameter sliding connection of first die has the second die, second die bottom is provided with the flange, the external diameter sliding connection.

Preferably, the tops of the first concave die, the second concave die and the third concave die are flat.

Preferably, the bottom of the second female die is further provided with a first groove, the bottom of the third female die is further provided with a second groove, the first groove is used for being embedded with a flange at the bottom of the first female die, and the second groove is used for being embedded with a flange at the bottom of the second female die.

Preferably, the cushion block is made of stainless steel.

Preferably, the upper end of the base is provided with a positioning groove, and a self-positioning chamfer is arranged on the periphery of the positioning groove.

The stamping device for manufacturing the case provided by the embodiment of the invention has the advantages of simple structure and reasonable design, can realize the purpose of stamping holes with different hole positions and different hole diameters by using one device, greatly improves the efficiency of stamping the case, reduces the investment of the device and reduces the production cost.

Drawings

Fig. 1 is a schematic structural diagram of a stamping device for manufacturing a machine case according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a female die assembly according to an embodiment of the present invention;

fig. 3 is a schematic partial structural view of a stamping device for manufacturing a machine case according to an embodiment of the present invention;

fig. 4 is a schematic partial structural diagram of a stamping device for manufacturing a machine case according to an embodiment of the present invention.

In the drawings: 1. a base; 2. a support bar; 3. a top plate; 4. a mobile platform; 5. a male die hydraulic cylinder; 6. a stepped punch; 7. a slide base; 8. a female die hydraulic cylinder; 9. a support plate; 10. an electric push rod; 11. cushion blocks; 12. a guide bar; 13. a first female die; 14. a second female die; 15. a third female die; 16. positioning a groove; 17. self-positioning chamfering; 18. transversely moving the sliding rail; 19. and longitudinally moving the slide rail.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Specific implementations of the present invention are described in detail below with reference to specific embodiments.

As shown in fig. 1, the structural schematic diagram of the stamping device for manufacturing the machine case provided by the embodiment of the invention is shown, the stamping device for manufacturing the machine case comprises a base 1, a female die assembly and a top plate 3, a moving assembly is fixedly arranged at the bottom of an inner cavity of the base 1, the upper end of the moving assembly is connected with the female die assembly, the moving assembly is used for driving the female die assembly to move in a plane, the female die assembly is used for switching female dies with different inner diameters, the top plate 3 is fixed at the upper end of the base 1 through a support rod 2, a moving platform 4 is arranged on one side of the top plate 3 close to the base 1, a male die hydraulic cylinder 5 is connected to one side of the moving platform 4 far from the top plate 3, the moving platform 4 is used for driving the male die hydraulic.

In the embodiment of the invention, when the punching machine is used, a plate of a case is fixed on a base 1, and then a female die assembly is driven to move in a horizontal plane through a moving assembly, meanwhile, a moving platform 4 drives a stepped punch 6 to move in the horizontal plane through a male die hydraulic cylinder 5, the stepped punch 6 and the female die assembly move synchronously, when the stepped punch 6 and the female die assembly both move to the position to be punched, the female die assembly automatically adjusts the inner diameter of the female die according to the aperture to be processed, and then the female die assembly is jacked upwards until the female die assembly abuts against the plate, and then the stepped punch 6 moves downwards under the driving of the male die hydraulic cylinder 5 to complete single. The stamping device for manufacturing the case provided by the embodiment of the invention has the advantages of simple structure and reasonable design, can realize the purpose of stamping holes with different hole positions and different hole diameters by using one device, greatly improves the efficiency of stamping the case, reduces the investment of the device and reduces the production cost.

As shown in fig. 1, 2, 3 and 4, as a preferred embodiment of the present invention, the moving assembly includes a traverse slide 18 and a longitudinal slide 19, the traverse slide 18 is fixedly disposed at the bottom of the base 1, the longitudinal slide 19 is disposed on the traverse slide 18, and the die assembly is mounted on the longitudinal slide 19.

In the embodiment of the invention, during moving, the transverse moving slide rail 18 drives the longitudinal moving slide rail 19 to move, and in the process, the longitudinal moving slide rail 19 drives the female die assembly to move until the female die assembly is positioned right below the hole position to be processed.

As shown in the figures 1 and 2, the above-mentioned figures, 3 and 4, as a preferred embodiment of the present invention, the female die assembly includes a sliding seat 7, the sliding seat 7 is connected to a longitudinal slide rail 19, at least one set of female die hydraulic cylinders 8 is fixedly disposed at the upper end of the sliding seat 7, a supporting plate 9 is fixedly connected to the upper end of the female die hydraulic cylinders 8, an electric push rod 10 is fixedly disposed at the upper end of the supporting plate 9, a cushion block 11 is fixedly disposed at a moving end of the electric push rod 10, the cushion block 11 is slidably connected to the upper end of the supporting plate 9, a guide rod 12 is also fixedly connected to the upper end of the sliding seat 7, a guide core is fixedly connected to the upper end of the guide rod 12, the diameter of the guide core is smaller than that of the guide rod 12, a first female die 13 is sleeved on the outer diameter of the guide core, a flange is disposed at the bottom of the first female die 13, a second female die 14 is slidably.

As shown in fig. 1, 2, 3 and 4, as a preferred embodiment of the present invention, the top of the first concave die 13, the second concave die 14 and the third concave die 15 are flat.

As shown in fig. 1, 2, 3 and 4, as a preferred embodiment of the present invention, the bottom of the second concave die 14 is further provided with a first groove, the bottom of the third concave die 15 is further provided with a second groove, the first groove is used for being embedded with the flange at the bottom of the first concave die 13, and the second groove is used for being embedded with the flange at the bottom of the second concave die 14.

In the embodiment of the invention, when punching is carried out, the sliding seat 7 moves to the position right below a hole to be processed under the driving of the transverse moving slide rail 18 and the longitudinal moving slide rail 19, then the electric push rod 10 moves for a corresponding distance according to the diameter of the hole to be processed, so that the cushion block 11 moves to the position below a corresponding female die, and the cushion block 11 simultaneously jacks up the corresponding female die and the female die with the outer diameter thereof under the driving of the female die hydraulic cylinder 8 until the top of the female die abuts against the bottom of a plate, thereby completing single punching in the pressing process of the stepped punch 6; in the punching process, when the first concave die 13 is utilized for punching, the second concave die 14 and the third concave die 15 can be synchronously lifted, so that the periphery of the hole to be processed is supported through the upper end face, when the second concave die 14 is utilized for punching, the third concave die 15 can be synchronously lifted, and therefore, the problem of deviation of the plate can not occur in the punching process.

As shown in fig. 1, 2, 3 and 4, the pad 11 is made of stainless steel as a preferred embodiment of the present invention.

In the embodiment of the invention, because the cushion block 11 bears larger load in the stamping process, in order to ensure the strength and the service life of the cushion block 11, the cushion block 11 is made of stainless steel.

As shown in fig. 1, 2, 3 and 4, as a preferred embodiment of the present invention, the base 1 is provided with a positioning groove 16 at the upper end, and a self-positioning chamfer 17 is provided at the periphery of the positioning groove 16.

In the embodiment of the invention, the plate to be processed is firstly placed into the positioning groove 16, and due to the existence of the self-positioning chamfer 17, the plate slides downwards along the self-positioning chamfer 17 until the plate completely falls into the positioning groove 16, so that the plate can be effectively positioned.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The stamping device for manufacturing the machine case is characterized by comprising a base (1), die subassembly and roof (3), the fixed removal subassembly that is provided with in bottom of base (1) inner chamber, remove the subassembly upper end and be connected with the die subassembly, it removes in the plane to remove the subassembly and is used for driving the die subassembly, the die subassembly is used for switching the die of different internal diameters, the upper end in base (1) is fixed through bracing piece (2) in roof (3), one side that roof (3) are close to base (1) is provided with moving platform (4), one side that moving platform (4) kept away from roof (3) is connected with terrace die pneumatic cylinder (5), moving platform (4) are used for driving terrace die pneumatic cylinder (5) and remove in the plane, the cascaded drift (6) of one end fixedly connected with that moving platform (4) were kept away from to terrace die pneumatic cylinder (5).

2. The stamping device for manufacturing the chassis according to claim 1, wherein the moving assembly comprises a traverse slide (18) and a longitudinal slide (19), the traverse slide (18) is fixedly arranged at the bottom of the base (1), the longitudinal slide (19) is arranged on the traverse slide (18), and the die assembly is arranged on the longitudinal slide (19).

3. The stamping device for manufacturing the chassis according to claim 2, wherein the female die assembly comprises a sliding seat (7), the sliding seat (7) is connected with a longitudinal sliding rail (19), at least one group of female die hydraulic cylinders (8) is fixedly arranged at the upper end of the sliding seat (7), a supporting plate (9) is fixedly connected at the upper end of each female die hydraulic cylinder (8), an electric push rod (10) is fixedly arranged at the upper end of the supporting plate (9), a cushion block (11) is fixedly arranged at the moving end of the electric push rod (10), the cushion block (11) is slidably connected with the upper end of the supporting plate (9), a guide rod (12) is also fixedly connected at the upper end of the sliding seat (7), a guide core is fixedly connected at the upper end of the guide rod (12), the diameter of the guide core is smaller than that of the guide rod (12), a first female die (13) is sleeved on the outer diameter of the guide, the bottom of the second concave die (14) is provided with a flange, the outer diameter of the second concave die (14) is connected with a third concave die (15) in a sliding mode, and the bottom of the third concave die (15) is provided with the flange.

4. The stamping device for manufacturing the chassis according to claim 3, wherein the tops of the first concave die (13), the second concave die (14) and the third concave die (15) are flat.

5. The stamping device for manufacturing the chassis according to claim 3, wherein a first groove is further formed at the bottom of the second concave die (14), a second groove is further formed at the bottom of the third concave die (15), the first groove is used for being embedded with a flange at the bottom of the first concave die (13), and the second groove is used for being embedded with a flange at the bottom of the second concave die (14).

6. The stamping device for manufacturing cabinets of claim 3, wherein the spacers (11) are made of stainless steel.

7. The stamping device for manufacturing the chassis according to any one of claims 1 to 6, wherein a positioning groove (16) is arranged at the upper end of the base (1), and a self-positioning chamfer (17) is arranged on the periphery of the positioning groove (16).