CN211304481U - Computer case panel stamping equipment - Google Patents

Abstract

The utility model provides a computer case panel stamping device, including the punch press lower carriage of fixed setting and the punch press upper carriage that can up-and-down motion, the lower terminal surface of punch press upper carriage arranges the upper die assembly, arranges the corresponding lower mould subassembly on the punch press lower carriage, still includes hydraulic system, and hydraulic system provides power, drives the up-and-down motion of punch press upper carriage, makes the upper die assembly stamp the computer case panel of placing on lower mould subassembly downwards; the punching machine is characterized by further comprising a mechanical arm and a control device, wherein the mechanical arm does reciprocating motion left and right to grab the computer case panel onto the die and take the computer case panel off the die to be placed in a next process, and when the mechanical arm completes one reciprocating motion, the control device controls the hydraulic system to enable the punch to complete a punching process on the upper seat. The utility model has the advantages of high efficiency, high machining precision and good quality.

Description

Computer case panel stamping equipment

Technical Field

The utility model relates to a stamping equipment, especially a computer case panel stamping equipment.

Background

The stamping die is a tool for processing raw materials into parts or semi-finished products in a cold working process of the materials, and generally has the characteristics of one-step forming, high precision, high speed and the like, and the raw materials are sheet-shaped or metal plates with low thickness. The computer case needs to have a certain bending strength and rigidity to meet the assembly requirements, otherwise, the computer case is difficult to assemble once deformed, and the importance of the positioning accuracy of the holes such as the socket slot, the driving slot, the heat dissipation hole and the like is undoubted. The existing stamping die is generally arranged on equipment to realize the automation of stamping, but has the defects of poor product quality, low precision and high die failure rate in the using process.

SUMMERY OF THE UTILITY MODEL

Poor not high not enough of precision of product quality to existence among the prior art, the utility model provides a computer case panel stamping equipment.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a computer case panel stamping device comprises a fixedly arranged lower punch seat and an upper punch seat capable of moving up and down, wherein an upper die assembly is arranged on the lower end face of the upper punch seat and comprises a first upper die assembly, a second upper die assembly and a third upper die assembly which are sequentially installed; the computer case panel punching machine further comprises a hydraulic system, wherein the hydraulic system provides power to drive the upper seat of the punching machine to move up and down, so that the upper die assembly downwards punches the computer case panel placed on the lower die assembly; the manipulator is characterized by further comprising a mechanical arm and a control device, wherein a first manipulator, a second manipulator, a third manipulator and a fourth manipulator are fixedly arranged on the mechanical arm in sequence, the mechanical arm reciprocates left and right, the first mechanical arm is responsible for placing the computer case panel of the previous station on the first lower die assembly, the second manipulator is responsible for placing the computer case panel on the first lower die assembly on the second lower die assembly, the third manipulator is responsible for placing the computer case panel on the second lower die assembly on the third lower die assembly, the fourth manipulator is responsible for placing the computer case panel on the third lower die assembly on the next process position, the control device is used for controlling the hydraulic system and the mechanical arm, when the mechanical arm completes a reciprocating motion, the control device controls the hydraulic system to enable the upper seat of the punch press to complete a punching process; the upper die assembly comprises an upper die base and an upper die, wherein a mounting hole for being connected with an upper seat screw of the punch press is formed in the upper die base, the upper die base is connected with the upper die through a bolt, an upper die convex ejector rod hole is formed in the upper die assembly, a small opening of the upper die convex ejector rod hole is formed in the working end face of the upper die, an upper die convex ejector rod is arranged in the upper die convex ejector rod hole, a shoulder at the lower end of the upper die convex ejector rod abuts against a step of the upper die convex ejector rod hole, and an upper die spring is arranged at the upper end of the upper die convex ejector rod; the lower die assembly comprises a lower die base and a lower die, a mounting hole used for being connected with a lower seat screw of the punch press is arranged on the lower die base, the lower die base is connected with the lower die through a bolt, a lower die convex ejector rod hole is formed in the lower die assembly, a small opening of the lower die convex ejector rod hole is formed in the working end face of the lower die, a lower die convex ejector rod is arranged in the lower die convex ejector rod hole, the shoulder of the upper end of the lower die convex ejector rod abuts against the step of the lower die convex ejector rod hole, and a lower die spring is arranged at the end of the lower die convex ejector.

Further, a punching column is arranged on the upper die, a yielding hole corresponding to the punching column is arranged on the lower die, the diameter of the yielding hole is larger than that of the punching column, and the depth of the yielding hole is larger than or equal to the length of the punching column. Therefore, the computer case panel can be punched simultaneously when being punched.

Preferably, the punching stud comprises a punching ring arranged at an end. The end part is arranged with the more expensive punching working part, which is beneficial to replacement and maintenance and cost saving.

Generally, the maximum extending length of the upper die convex mandril extending out of the working end face of the upper die is equal to or 2-3 mm longer than the punching column. The convex ejector rod of the upper die can fully play a role in ejecting the panel of the computer case from the upper die so as to be adhered to the upper die in an anti-sticking manner.

Generally, the maximum length of the convex mandril of the lower die extending out of the working end face of the lower die is 2-3 mm. The convex mandril of the lower die can prevent the computer case panel from being adhered to the lower die.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. has the advantages of high processing precision and good quality. Only one-time stamping is carried out, the machining precision and quality of the computer case panel are often difficult to ensure due to the elasticity, and the stamping equipment stamps the computer case panel for 3 times by arranging 3 stamping dies, so that the machining precision and quality are improved; in addition, the manipulator is adopted to grab the computer case panel, so that the computer case panel placing device has the characteristic of accurate position of the case panel, and the processing precision and quality are also ensured.

2. Has the function of preventing the chassis panel from being adhered to the mold. The mode of setting up the ejector pin on last mould and lower mould can prevent effectively that the adhesion is on the mould.

3. Has the advantage of high processing efficiency. The utility model discloses an it is automatic, the working process is stable, has improved the efficiency of production greatly.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

FIG. 2 is a schematic cross-sectional view of the upper die assembly.

FIG. 3 is a schematic cross-sectional view of the lower die assembly.

Detailed Description

The technical solution of the present invention will be further explained with reference to the accompanying drawings and embodiments.

As shown in fig. 1-3, a computer case panel stamping device includes a fixed punch lower seat 4 and a punch upper seat 3 capable of moving up and down, a first upper die assembly 11, a second upper die assembly 12 and a third upper die assembly 13 are connected to a lower end face of the punch upper seat 3 by screws, each upper die assembly includes an upper die seat 101 and an upper die 102, the upper die seats 101 and the upper dies 102 are connected by bolts, an upper die convex ejector rod hole 104 is provided in each upper die assembly, a small opening of the upper die convex ejector rod hole 104 is opened on a working end face of the upper die 102, an upper die convex ejector rod 103 is movably arranged in the upper die convex ejector rod hole 104, a shoulder at a lower end of the upper die convex ejector rod 103 abuts against a step of the upper die convex ejector rod hole 104, and an upper die spring 105 is arranged at an upper end of. The upper die 102 is provided with the punching column 106, the lower die 201 is provided with an abdicating hole 206 corresponding to the punching column 106, the diameter of the abdicating hole 206 is larger than that of the punching column 106, and the depth of the abdicating hole 206 is larger than or equal to the length of the punching column 106. The punching column 106 comprises a punching ring 107 arranged at the end part, and the maximum extending length of the upper die convex mandril 103 extending out of the working end surface of the upper die 102 is equal to or 2-3 mm longer than the punching column 106. When the external force acts on the lower end of the upper mold convex mandril 103, the upper mold spring 105 is compressed, so that the upper mold convex mandril 103 retracts into the upper mold 102, and the punching of the computer case panel is not influenced; the elasticity of the upper die spring 105 pushes the upper die convex mandril 103 to make it protrude outwards, thereby preventing the computer case panel from being stuck on the upper die 102. The lower seat 4 of the punch press is provided with corresponding lower die components, and each lower die component comprises a first lower die component 21, a second lower die component 22 and a third lower die component 23 which are correspondingly arranged in sequence; the lower die assembly comprises a lower die base 202 and a lower die 201, a mounting hole used for being connected with a 4-screw lower seat of a punch press is arranged on the lower die base 202, the lower die base 202 is connected with the lower die 201 through a bolt, a lower die convex ejector rod hole 204 is formed in the lower die assembly, a small opening of the lower die convex ejector rod hole 204 is formed in the working end face of the lower die 201, a lower die convex ejector rod 203 is arranged in the lower die convex ejector rod hole 204, a shoulder at the upper end of the lower die convex ejector rod 203 abuts against a step of the lower die convex ejector rod hole 204, and a lower die spring 205 is arranged at the lower end of. The maximum length of the lower die convex mandril 203 extending out of the working end face of the lower die 201 is 2-3 mm. When the upper end of the lower mold convex mandril 203 is pressed under the action of external force, the lower mold spring 205 is compressed, so that the lower mold convex mandril 203 retracts into the lower mold 201, and the punching of the panel of the computer case is not influenced; the elasticity of the lower die spring 205 pushes the lower die convex push rod 203 to make it protrude outwards, thereby preventing the computer case panel from being adhered to the lower die 201.

The computer case panel punching machine further comprises a hydraulic system, wherein the hydraulic system provides power to drive an upper seat of the punching machine to move up and down so that the upper die assembly can downwards punch the computer case panel placed on the lower die assembly; the automatic panel placing device further comprises a mechanical arm 5 and a control device, wherein a first mechanical arm 51, a second mechanical arm 52, a third mechanical arm 53 and a fourth mechanical arm 54 are fixedly arranged on the mechanical arm 5 in sequence, the mechanical arm 5 reciprocates left and right, the first mechanical arm 51 is used for placing a computer case panel at a previous station on the first lower die assembly 21, the second mechanical arm 52 is used for placing a computer case panel on the first lower die assembly 21 on the second lower die assembly 22, the third mechanical arm 53 is used for placing a computer case panel on the second lower die assembly 22 on the third lower die assembly 23, the fourth mechanical arm 54 is used for placing a computer case panel on the third lower die assembly 23 on a next station, the control device is used for controlling the hydraulic system and the mechanical arm 5, when the mechanical arm 5 completes a reciprocating motion, the control device controls the hydraulic system to enable the punch upper seat 3 to complete a punching process;

finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims (5)

1. The utility model provides a computer machine case panel stamping equipment which characterized in that: the punching machine comprises a fixedly arranged lower punch seat (4) and an upper punch seat (3) capable of moving up and down, wherein an upper die assembly is arranged on the lower end face of the upper punch seat (3), the upper die assembly comprises a first upper die assembly (11), a second upper die assembly (12) and a third upper die assembly (13) which are sequentially installed, a corresponding lower die assembly is arranged on the lower punch seat (4), and the lower die assembly comprises a first lower die assembly (21), a second lower die assembly (22) and a third lower die assembly (23) which are sequentially and correspondingly installed; the computer case panel punching machine further comprises a hydraulic system, wherein the hydraulic system provides power to drive the upper seat of the punching machine to move up and down, so that the upper die assembly downwards punches the computer case panel placed on the lower die assembly; the device is characterized by further comprising a mechanical arm (5) and a control device, wherein a first mechanical arm (51), a second mechanical arm (52), a third mechanical arm (53) and a fourth mechanical arm (54) are sequentially and fixedly arranged on the mechanical arm (5), the mechanical arm (5) reciprocates left and right, the first mechanical arm (51) is responsible for placing a computer case panel on the last station on the first lower die assembly (21), the second mechanical arm (52) is responsible for placing a computer case panel on the first lower die assembly (21) on the second lower die assembly (22), the third mechanical arm (53) is responsible for placing a computer case panel on the second lower die assembly (22) on the third lower die assembly (23), the fourth mechanical arm (54) is responsible for placing a computer case panel on the third lower die assembly (23) on the next station, and the control device is used for controlling the hydraulic system and the mechanical arm (5), when the mechanical arm (5) completes a reciprocating motion, the control device controls the hydraulic system to enable the punch upper seat (3) to complete a punching process;

the upper die assembly comprises an upper die base (101) and an upper die (102), a mounting hole for being in screw connection with an upper base (3) of the punch press is formed in the upper die base (101), the upper die base (101) is connected with the upper die (102) through a bolt, an upper die convex ejector rod hole (104) is formed in the upper die assembly, a small opening of the upper die convex ejector rod hole (104) is formed in the working end face of the upper die (102), an upper die convex ejector rod (103) is arranged in the upper die convex ejector rod hole (104), a shoulder at the lower end of the upper die convex ejector rod (103) abuts against a step of the upper die convex ejector rod hole (104), the upper die convex ejector rod (103) is exposed out of the working end face of the upper die (102), and an upper die spring (105) is arranged at the upper end of the upper die convex;

the lower die assembly comprises a lower die base (202) and a lower die (201), a mounting hole for screw connection with a lower punch seat (4) is formed in the lower die base (202), the lower die base (202) is connected with the lower die (201) through a bolt, a lower die convex ejector rod hole (204) is formed in the lower die assembly, a small opening of the lower die convex ejector rod hole (204) is formed in the working end face of the lower die (201), a lower die convex ejector rod (203) is arranged in the lower die convex ejector rod hole (204), a shoulder of the upper end of the lower die convex ejector rod (203) abuts against a step of the lower die convex ejector rod hole (204), the lower die convex ejector rod (203) exposes the working end face of the lower die, and a lower die spring (205) is arranged at the lower end of the lower die convex ejector rod (203).

2. The computer case panel stamping apparatus of claim 1, wherein: the punching die is characterized in that a punching column (106) is arranged on the working end face of the upper die (102), a yielding hole (206) corresponding to the punching column (106) is arranged on the lower die (201), the diameter of the yielding hole (206) is larger than that of the punching column (106), and the depth of the yielding hole (206) is larger than or equal to the length of the punching column (106).

3. The computer case panel stamping apparatus of claim 2, wherein: the punching cylinder (106) comprises a punching ring (107) arranged at an end.

4. The computer case panel stamping apparatus of claim 3, wherein: the maximum extending length of the upper die convex mandril (103) extending out of the working end face of the upper die (102) is equal to or 2-3 mm longer than the punching column (106).

5. The computer case panel stamping apparatus of claim 1, wherein: the maximum length of the lower die convex ejector rod (203) extending out of the working end face of the lower die (201) is 2-3 mm.

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