CN212884454U

CN212884454U - A punching press plastic mould for cell-phone accessory

Info

Publication number: CN212884454U
Application number: CN202020913641.7U
Authority: CN
Inventors: 陈俊奎
Original assignee: Suzhou Lianyongcheng Precision Machinery Co ltd
Current assignee: Suzhou Lianyongcheng Precision Machinery Co ltd
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2021-04-06
Anticipated expiration: 2030-05-27

Abstract

The utility model discloses a punching press plastic mould for cell-phone accessory, include the cope match-plate pattern, be fixed in cope match-plate pattern terrace die, lower bolster, be fixed in the die of lower bolster top, be fixed in the material platform of carrying on die upper portion, be fixed in the support of lower bolster both sides and through the hub connection in the cam of support, the cam is located carries the material platform both ends, it contains fixing base and unsteady board to carry the material platform, the fixing base is "concave" shape, unsteady board passes through the spring pin and installs in the inside both sides of fixing base, unsteady board middle part thickness is greater than both sides thickness, and the up end of unsteady board is just right in the cam, and the middle part equidistance of unsteady. A punching press plastic mould for cell-phone accessory, in the modulus of continuity motion process, the location is accurate, flexible punching press power carries out the plastic, dashes a precision height, rapid prototyping, the productivity increases at double, reduction in production cost.

Description

A punching press plastic mould for cell-phone accessory

Technical Field

The utility model relates to a stamping die technical field, in particular to a stamping and shaping mould for cell-phone accessory.

Background

The dust screen uses aluminum alloy thin slice punching press to accomplish mostly in the cell-phone, it utilizes the modulus of continuity to process to use the scroll material usually, traditional modulus of continuity uses the side edge location, general stamping workpiece can satisfy the demand, but the dust screen is because the mesh is very little, distance between is also very little, the punching is intensive, the location has the deviation slightly and will cause the mesh to overlap, and modulus of continuity positioning error accumulation, the die-cut error of back end can not be avoided, the unable minitrim that carries out the position that moves of miniaturation among the feeding process of bar material, make mesh punching press yields low, and it is big to shut down the adjustment degree of difficulty again after the harmfulness appears, consume the manpower, in addition, the mesh junction unevenness after the punching press, use the too big disconnected silk phenomenon of emergence.

An object of the utility model is to provide a punching press plastic mould for cell-phone accessory to solve the problem that proposes among the above-mentioned background art.

Disclosure of Invention

Utility model purpose: in order to overcome not enough above, the utility model aims at providing a punching press plastic mould for cell-phone accessory, in the modulus of continuity motion process, the location is accurate, and flexible punching press carries out the plastic, and it is high to dash a precision, rapid prototyping, and the productivity increases at double, reduction in production cost.

The technical scheme is as follows: in order to realize the above-mentioned purpose, the utility model provides a punching press plastic mould for cell-phone accessory, include the cope match-plate pattern, be fixed in cope match-plate pattern terrace die, lower bolster, be fixed in the die of lower bolster top, be fixed in the material platform of carrying on die upper portion, be fixed in the support of lower bolster both sides and through the cam of hub connection in the support, the cam is located carries the material platform both ends, it contains fixing base and unsteady board to carry the material platform, the fixing base is "concave" shape, unsteady board passes through spring pin and installs in the inside both sides of fixing base, unsteady board middle part thickness is greater than both sides thickness, and the up end of unsteady board is just right in the cam, and the middle part equidistance of unsteady board distributes the toper pin, utilizes unsteady.

Furthermore, according to the stamping and shaping die for the mobile phone accessories, the male die and the female die are equidistantly provided with the flattening die, the positioning hole stamping die, the first punching die, the second punching die, the shaping die and the blanking die, so that the punching and shaping of meshes are completed.

Furthermore, according to the stamping and shaping die for the mobile phone accessories, the first through hole is formed in the position, corresponding to the positioning hole stamping die, of the fixing seat, the second through hole and the hollow female die are formed in the position, corresponding to the positioning hole stamping die, the first punching die, the second punching die, the shaping die and the blanking die, of the fixing seat, the diameter of the second through hole is equal to the maximum diameter of the conical pin, and therefore the conical pin can conveniently enter the positioning hole in the cam rotating process and drag the material belt to be accurately aligned before the male die is stamped.

Furthermore, in the stamping and shaping die for the mobile phone accessories, the floating plate is provided with a pin hole at a position corresponding to the spring pin, a third through hole is arranged at a position corresponding to the first through hole, the pin hole moves downwards when the floating plate clamps the material, and the third through hole is used for a punch of the positioning hole stamping die to penetrate through.

Furthermore, according to the stamping and shaping die for the mobile phone accessories, the rubber pad is arranged on the upper part of the male die of the shaping die, and the flexible connection facilitates control of the impact force during shaping.

Further, in the stamping and shaping die for the mobile phone accessories, the positioning hole punching die is provided with two punches of which two sides are opposite, and the two sides of the strip material 9 are opposite.

Furthermore, according to the stamping and shaping die for the mobile phone accessories, the blanking box is arranged below the female die and is a drawer type push-pull device, so that waste materials and products can be conveniently discharged.

Further, in the stamping and shaping die for the mobile phone accessories, the shaft is connected with the crankshaft of the press machine to be used as power input, so that the rotation period of the cam is the same as that of the press machine.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a punching press plastic mould for cell-phone accessory through set up the toper pin on the floating plate that presss from both sides tight strip material, realizes the accurate counterpoint of punching press in-process, prevents that the net part from overlapping.

2. The utility model discloses a punching press plastic mould for cell-phone accessory through setting up the motion that the cam drove the floating plate, and the cam shaft is connected the press bent axle, has guaranteed the circulation removal cycle of floating plate.

3. The utility model discloses a broken silk phenomenon that is used for the punching press plastic mould of cell-phone accessory through set up flexible pad in plastic terrace die top, avoids the too big production of pressure.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the material loading platform of the present invention;

fig. 3 is a schematic structural view of the middle strip punching process of the present invention.

Detailed Description

The invention will be further elucidated with reference to the drawings and the specific embodiments.

Examples

As shown in fig. 1 and 2, the stamping and shaping die for mobile phone accessories comprises an upper die plate 1, a male die fixed on the upper die plate 1, a lower die plate 5, a female die 3 fixed above the lower die plate 5, a material carrying platform 2 fixed on the upper part of the female die 3, supports 6 fixed on two sides of the lower die plate 5 and cams 8 connected to the supports 6 through shafts 7, wherein the cams 8 are located at two ends of the material carrying platform 2, the material carrying platform 2 comprises a fixed seat 21 and a floating plate 22, the fixed seat 21 is concave, the floating plate 22 is installed on two sides inside the fixed seat 21 through spring pins 212, the thickness of the middle part of the floating plate 22 is larger than the thickness of the two sides, the upper end surface of the floating plate 22 is opposite to the cam 8, conical pins 222 are distributed in the middle part of the floating plate 22 at equal intervals, and the floating plate 22 is used.

Further, as can be seen from fig. 3, in the above stamping and shaping die for mobile phone accessories, the male die and the female die 3 are provided with a leveling die 11, a positioning hole stamping die 12, a first punching die 13, a second punching die 14, a shaping die 15 and a blanking die 16 at equal intervals, so as to complete the punching and shaping of the meshes.

Further, as shown in fig. 2, in the above stamping and shaping die for mobile phone accessories, the fixing base 21 is provided with a first through hole 211 corresponding to the positioning hole stamping die 12, and a second through hole 213 and a female die hollow 214 corresponding to the positioning hole stamping die 12, the first punching die 13, the second punching die 14, the shaping die 15 and the blanking die 16, where the diameter of the second through hole 213 is equal to the maximum diameter of the tapered pin 222, so that the tapered pin 222 enters the positioning hole during the rotation of the cam 8 and pulls the material strip to perform precise alignment before the male die stamping.

Further, in the above stamping and shaping die for mobile phone accessories, the floating plate 22 is provided with a pin hole 221 at a position corresponding to the spring pin 212, a third through hole 223 at a position corresponding to the first through hole 211, the pin hole 221 is used for downward movement when the floating plate 22 clamps materials, and the third through hole 223 is used for passing through a punch of the positioning hole stamping die 12.

Further, as shown in fig. 1, in the above stamping and reshaping die for mobile phone accessories, a rubber pad 151 is arranged on the upper part of the convex die of the reshaping die 15, and the flexible connection facilitates the control of the impact force during reshaping.

Further, in the stamping and shaping die for the mobile phone accessories, the positioning hole stamping die 12 is provided with two punches of which two sides are opposite, and the two sides of the strip material 9 are opposite.

Further, as shown in fig. 1, in the stamping and shaping die for the mobile phone accessories, a blanking box 4 is arranged below the female die 3, and the blanking box 4 is a drawer type push-pull device, so that waste materials and products can be conveniently discharged.

Further, in the stamping and shaping die for the mobile phone accessories, the shaft 7 is connected with a crankshaft of a press machine to be used as power input, so that the rotation period of the shaft 7 is the same as that of the press machine.

The working principle is as follows:

the utility model discloses set up the die-cut plastic of modulus of continuity completion mesh, utilize the locating hole of strip 9 both sides to accomplish the accurate positioning of pay-off in-process, in a die-cut cycle, the feeder pay-off, cam 8 is rotatory, make floating plate 22 remove to fixing base 21 and press from both sides tight strip 9, at this in-process, the diameter of toper pin 222 head is little, get into the locating hole at the pay-off in-process, and move down the in-process and drag strip 9 along with the increase minizone of diameter continuing, make the locating hole align completely, the pay-off is interrupted, the terrace die moves down die-cut, the waste material all falls into magazine 4 with the finished product, the circulation action, accomplish quick shaping.

The technical principles of the present invention have been described above in connection with specific embodiments, which are intended to explain the principles of the invention and should not be interpreted as limiting the scope of the invention in any way. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without any inventive effort, which would fall within the scope of the present invention.

Claims

1. The utility model provides a punching press plastic mould for cell-phone accessory which characterized in that: including cope match-plate pattern (1), be fixed in cope match-plate pattern (1) terrace die, lower bolster (5), be fixed in die (3) of lower bolster (5) top, be fixed in material carrying platform (2) on die (3) upper portion, be fixed in support (6) of lower bolster (5) both sides and connect in cam (8) of support (6) through axle (7), cam (8) are located material carrying platform (2) both ends, material carrying platform (2) contain fixing base (21) and floating plate (22), fixing base (21) are "concave" shape, floating plate (22) are installed in the inside both sides of fixing base (21) through spring pin (212), floating plate (22) middle part thickness is greater than both sides thickness, and the up end of floating plate (22) is just right in cam (8), and the middle part equidistance of floating plate (22) distributes toper pin (222).

2. The press-shaping die for mobile phone accessories as set forth in claim 1, wherein: the male die and the female die (3) are provided with a flattening die (11), a positioning hole punching die (12), a first punching die (13), a second punching die (14), a shaping die (15) and a blanking die (16) at equal intervals.

3. The press-shaping die for mobile phone accessories as set forth in claim 2, wherein: the fixing seat (21) is provided with a first through hole (211) corresponding to the position of the positioning hole punching die (12), a second through hole (213) and a female die hollow part (214) corresponding to the positioning hole punching die (12), the first punching die (13), the second punching die (14), the shaping die (15) and the blanking die (16), and the diameter of the second through hole (213) is equal to the maximum diameter of the conical pin (222).

4. The press-shaping die for mobile phone accessories as set forth in claim 3, wherein: the floating plate (22) is provided with a pin hole (221) corresponding to the position of the spring pin (212), and a third through hole (223) corresponding to the position of the first through hole (211).

5. The press-shaping die for mobile phone accessories as set forth in claim 2, wherein: and a rubber pad (151) is arranged at the upper part of the convex die of the sizing die (15).

6. The press-shaping die for mobile phone accessories as set forth in claim 2, wherein: the positioning hole punching die (12) is provided with two punches with two sides facing to each other.

7. The press-shaping die for mobile phone accessories as set forth in claim 1, wherein: a blanking box (4) is arranged below the female die (3), and the blanking box (4) is a drawer type push-pull device.

8. The press-shaping die for mobile phone accessories as set forth in claim 1, wherein: the shaft (7) is connected with a crankshaft of the press machine to be used as power input.