Continuous stamping die for metal frame of camera

Abstract

The utility model provides a continuous stamping die for a camera metal frame, which comprises a convex die assembly and a concave die assembly, the convex die assembly comprises a trimming die set, a punching die set, a convex hull punching die set, a bending die set and a leveling die set, and the concave die assembly comprises a trimming cushion block insert, a punching cushion block insert, a convex hull punching cushion block insert, a bending cushion block insert and a leveling cushion block insert. A material plate is pressed downwards on the edge cutting cushion block insert and the long edge and the short edge of the formed metal frame through the edge cutting module, through holes of the punching cushion block insert and the formed long edge and the formed short edge are punched through the punching module, a convex hull is punched on the convex hull punching cushion block insert and the short edge through the convex hull punching module, and a bent part of the long edge is formed through punching on the bent cushion block insert and the formed long edge through the bending module. A leveling cushion block insert is punched through a leveling module, and the bent part and the convex hull are leveled; automatic continuous stamping is adopted, the precision of the metal frame is achieved through cooperation of the leveling module and the leveling cushion block insert while the metal frame of the camera is formed, and market requirements are met.

Description

Technical Field

[0001] The utility model relates to the field of continuous stamping dies, and in particular to a continuous stamping die for a metal frame of a camera. Background Art

[0002] like Figure 1 The camera metal frame shown is used for mobile phone cameras. The metal frame is rectangular, with bending parts set on the two long sides of the metal frame, convex parts set on the two short sides of the metal frame, and through holes on the four sides of the metal frame. The overall size of the camera metal frame is small and thin. Since it is installed on the mobile phone camera, it requires high precision. A slight size deviation will make it unusable, and the market demand is large. Therefore, how to realize the molding of the camera metal frame is a technical problem that needs to be solved urgently. Summary of the Invention

[0003] In order to overcome the deficiencies of the prior art, the utility model provides a continuous stamping die for a metal frame of a camera, which solves the technical problem of forming the metal frame of the camera.

[0004] In order to solve the above technical problems, the present invention provides the following technical solutions: including an upper die base, a punch assembly, a die assembly, and a lower die base arranged in sequence from top to bottom, the punch assembly including a trimming die group, a punching die group, a embossing die group, a bending die group and a leveling die group, the die assembly including a trimming pad insert, a punching pad insert, a embossing pad insert, a bending pad insert and a leveling pad insert corresponding to the positions of the trimming die group, the punching die group, the embossing die group, the bending die group and the leveling die group, wherein the leveling module includes a first pressure block, a second pressure block and a third pressure block, the leveling pad insert includes a first supporting block, a second supporting block and a third supporting block, a first protrusion is provided at the bottom of the first pressure block, and a first groove is provided on the upper end surface of the first supporting block, a second protrusion is provided at the bottom of the third pressure block, and a second groove is provided on the third supporting block.

[0005] Furthermore, the trimming module includes a first punching knife, a second punching knife, and a third punching knife, and the external trimming pad insert includes a first pad groove, a second pad groove, and a third pad groove, and the first punching knife, the second punching knife, and the third punching knife correspond to the first pad groove, the second pad groove, and the third pad groove respectively.

[0006] Furthermore, the punching module includes a plurality of first punching needles arranged in an O-shape and a plurality of second punching needles arranged in a C-shape, and the punching pad insert includes a plurality of first punching grooves arranged in an O-shape and a plurality of second punching grooves arranged in a C-shape, and the first punching needle and the second punching needle correspond to the first punching groove and the second punching groove.

[0007] Furthermore, the embossing module includes two groups of first punches, and the embossing pad insert includes two groups of first pads, and the first punches correspond to the first pads.

[0008] Furthermore, the bending module includes two groups of second punch blocks, and the bending pad insert includes two groups of second pad blocks.

[0009] The beneficial effects of the utility model are:

[0010] The utility model discloses a continuous stamping die for a metal frame of a camera, comprising an upper die base, a punch assembly, a die assembly and a lower die base; the punch assembly comprises a trimming die group, a punching die group, a convex bulging die group, a bending die group and a leveling die group; the die assembly comprises a trimming pad insert, a punching pad insert, a convex bulging pad insert, a bending pad insert and a leveling pad insert; the leveling module comprises a first pressing block, a second pressing block and a third pressing block; the leveling pad insert comprises a first supporting block, a second supporting block and a third supporting block; a first protrusion is arranged at the bottom of the first pressing block, and a first groove is opened on the upper end surface of the first supporting block; a second protrusion is arranged at the bottom of the third pressing block, and a second groove is opened on the third supporting block.

[0011] The material plate is pressed down on the trimming pad insert by the trimming module to punch out the long and short sides of the metal frame of the camera, and is punched out on the punching pad insert by the punching module to form through holes on the long and short sides, and is punched out on the embossing pad insert by the embossing module to form a convex hull on the short side, and is punched out on the bending pad insert by the bending module to form the bent part of the long side, and is punched out on the leveling pad insert by the leveling module to level the bent part and the convex hull. The utility model adopts automated continuous stamping to form the metal frame of the camera and at the same time achieves the accuracy of the metal frame through the cooperation of the leveling module and the leveling pad insert to meet market demand. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for use in the embodiments. It should be understood that the following drawings only illustrate certain embodiments of the present invention and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying any creative work.

[0013] Figure 1 Schematic diagram of the structure of the camera metal frame;

[0014] Figure 2 Schematic diagram of the plate processing structure of the continuous stamping die for the metal frame of the camera described in the utility model;

[0015] Figure 3 A schematic structural diagram of the die assembly of the continuous stamping die for the metal frame of the camera according to the present invention;

[0016] Figure 4 A schematic diagram of the overall side structure of the continuous stamping die for the metal frame of the camera described in the present invention;

[0017] Figure 5 Schematic diagram of the structure of the shape pad insert, punching pad insert, and convex pad insert of the continuous stamping die of the camera metal frame described in the utility model;

[0018] Figure 6 A schematic structural diagram of a bending pad insert and a leveling pad insert of a continuous stamping die for a metal frame of a camera described in the present invention.

[0019] Description of main component symbols

[0020] 10. Metal frame; 101. Bend portion; 102. Convex portion; 103. Through hole;

[0021] 20. Upper die seat;

[0022] 30. Trimming pad insert; 301. First pad groove; 302. Second pad groove; 303. Third pad groove;

[0023] 40. Punching pad insert; 401. First punching groove; 402. Second punching groove;

[0024] 50. convex pad insert; 501. first pad;

[0025] 60. Bending pad insert; 601. Second pad;

[0026] 70. Leveling pad insert; 701. First bearing block; 702. Second bearing block; 703. Third bearing block;

[0027] 80. Lower die base;

[0028] 90. Material sheet. DETAILED DESCRIPTION

[0029] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are 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 making creative work are within the scope of protection of the present invention. Therefore, the following detailed description of the embodiments of the present invention provided in the drawings is not intended to limit the scope of the invention for which protection is sought, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0030] In the present invention, unless otherwise expressly specified or limited, a first feature being "above" or "below" a second feature may include the first and second features being in direct contact, or may include the first and second features being in contact not directly but through another feature between them. Moreover, a first feature being "above," "above," and "above" a second feature may include the first feature being directly above or obliquely above the second feature, or may simply mean that the first feature is higher in level than the second feature. A first feature being "below," "below," and "below" a second feature may include the first feature being directly below or obliquely below the second feature, or may simply mean that the first feature is lower in level than the second feature.

[0031] like Figure 1 The camera metal frame 10 shown is applied to mobile phone cameras. The metal frame 10 is rectangular, with bending parts 101 set on the two long sides of the metal frame 10, convex parts 102 set on the two short sides of the metal frame 10, and through holes 103 are opened on the four sides of the metal frame 10.

[0032] Please refer to Figure 2-6As shown, the utility model provides a continuous stamping die for a metal frame 10 of a camera, comprising an upper die base 20, a punch assembly, a die assembly, and a lower die base 80 arranged in sequence from top to bottom, the punch assembly comprising a trimming die set, a punching die set, a convex hump 102 die set, a bending die set, and a leveling die set, the die assembly comprising a trimming pad insert 30, a punching pad insert 40, a convex hump pad insert 50, a bending pad insert 60, and a leveling pad insert 70 corresponding to the positions of the trimming die set, the punching die set, the convex hump 102 die set, the bending die set, and the leveling die set, specifically, the material plate 90 is pressed down on the trimming pad insert 30 by the trimming die set, and the cutting is performed. The long and short sides of the metal frame 10 of the formed camera are punched out on the punching pad insert 40 by the punching module, the through holes 103 of the long and short sides are formed, the convex 102 module is punched on the convex pad insert 50, the convex 102 is formed on the short side, the bending module is punched on the bending pad insert 60, the bending part 101 of the long side is formed, and the leveling module is punched on the leveling pad insert 70, and the bending part 101 and the convex 102 are leveled; the utility model adopts automated continuous stamping to form the metal frame 10 of the camera, and at the same time, the precision of the metal frame 10 is achieved through the cooperation of the leveling module and the leveling pad insert 70 to meet market demand.

[0033] Please refer to Figure 2-6 As shown, the trimming module includes a first punching knife, a second punching knife, and a third punching knife. The external trimming pad insert 30 includes a first pad groove 301, a second pad groove 302, and a third pad groove 303. The first punching knife, the second punching knife, and the third punching knife correspond to the first pad groove 301, the second pad groove 302, and the third pad groove 303 respectively. Specifically, the first punch and the first gasket groove 301 include two groups respectively, the second punch and the second gasket groove 302 include two groups respectively, and the third punch and the third gasket groove 303 include two groups respectively. The material sheet 90 is punched in the two groups of first gasket grooves 301 by the two groups of first punches, and two groups of first strip holes in the shape of square brackets are punched out on the material sheet 90; the second punch is punched in the second gasket groove 302 by the second punch, and four second strip holes perpendicular to the conveying direction of the material sheet 90 are punched out on the material sheet 90; the third punch is punched in the third gasket groove 303, and two middle square holes are punched out on the material sheet 90. The material sheet 90 is punched in the first gasket groove 301, the second gasket groove 302, and the third gasket groove 303 by the first punch, the second punch, and the third punch respectively, to form two sheets for forming the metal frame 10 on the material sheet 90.

[0034] Please refer to Figure 2-6As shown, the punching module includes a plurality of first punching needles arranged in an O-shape and a plurality of second punching needles arranged in a C-shape. The punching block insert 40 includes a plurality of first punching grooves 401 arranged in an O-shape and a plurality of second punching grooves 402 arranged in a C-shape. The first punching needles and the second punching needles correspond to the first punching grooves 401 and the second punching grooves 402. Specifically, the sheet 90 is punched in the first punching grooves 401 by the first punching needles to form a plurality of first through holes 103. Then, the sheet 90 is punched in the second punching grooves 402 by the second punching needles to form a plurality of second through holes 103.

[0035] Please refer to Figure 3-5 As shown, the convex 102 forming module includes two sets of first punches, and the convex 102 forming spacer insert 50 includes two sets of first spacers 501, with the first punches corresponding to the first spacers 501. Specifically, the sheet 90 is punched against the first spacers 501 by the first punches, forming convex 102 on the two short sides of the sheet. The bending module includes two sets of second punches, and the bending spacer insert 60 includes two sets of second spacers 601. The sheet 90 is punched against the second spacers 601 by the second punches, forming the bent portions 101 on the two long sides.

[0036] Please refer to Figure 2-6 As shown, the leveling module includes a first pressure block, a second pressure block and a third pressure block, and the leveling pad insert 70 includes a first supporting block 701, a second supporting block 702 and a third supporting block 703. A first protrusion is set at the bottom of the first pressure block, and a first groove is opened on the upper end surface of the first supporting block 701. A second protrusion is set at the bottom of the third pressure block, and a second groove is opened on the third supporting block 703. Specifically, the first pressing block presses the material plate 90 on the first supporting block 701, and the first protrusion presses the bent portion 101 in the first groove, and performs a secondary punching correction on the bending angle of the bent portion 101; then the second pressing block punches the material plate 90 on the second supporting block 702, and the surfaces of the second pressing block and the second supporting block 702 facing each other are flat, and the flatness of the two long sides of the metal frame 10 is punched and leveled; finally, the third pressing block presses the material plate 90 on the third supporting block 703, and the second protrusion punches the bulge 102 of the short side of the metal frame 10 in the second groove, thereby completing the leveling of the bent portion 101 of the long side and the bulge 102 of the short side, thereby improving the overall accuracy.

[0037] The above shows and describes the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely preferred examples of the present invention and are not intended to limit the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention. The scope of protection claimed in the present invention is defined by the appended claims and their equivalents.

Claims

1. A continuous stamping die for a metal frame of a camera, used for stamping a sheet metal to form a metal frame of a camera, comprising an upper die base, a punch assembly, a die assembly, and a lower die base arranged in sequence from top to bottom, characterized in that: The male die assembly includes a trimming die group, a punching die group, a embossing die group, a bending die group and a leveling die group; the female die assembly includes a trimming pad insert, a punching pad insert, a embossing pad insert, a bending pad insert and a leveling pad insert corresponding to the positions of the trimming die group, the punching die group, the embossing die group, the bending die group and the leveling die group; wherein, the leveling die group includes a first pressure block, a second pressure block and a third pressure block; the leveling pad insert includes a first supporting block, a second supporting block and a third supporting block; a first protrusion is provided at the bottom of the first pressure block; a first groove is provided on the upper end surface of the first supporting block; a second protrusion is provided at the bottom of the third pressure block; a second groove is provided on the third supporting block.

2. The continuous stamping die for the metal frame of a camera according to claim 1, characterized in that: The trimming module includes a first punching knife, a second punching knife, and a third punching knife. The outer trimming pad insert includes a first pad groove, a second pad groove, and a third pad groove. The first punching knife, the second punching knife, and the third punching knife correspond to the first pad groove, the second pad groove, and the third pad groove respectively.

3. The continuous stamping die for the metal frame of a camera according to claim 1, characterized in that: The punching module includes several first punching needles arranged in an O-shape and several second punching needles arranged in a C-shape. The punching pad insert includes several first punching grooves arranged in an O-shape and several second punching grooves arranged in a C-shape. The first punching needle and the second punching needle correspond to the first punching groove and the second punching groove.

4. The continuous stamping die for the metal frame of a camera according to claim 1, characterized in that: The embossing module includes two groups of first punches, and the embossing pad insert includes two groups of first pads, and the first punches correspond to the first pads.

5. The continuous stamping die for the metal frame of a camera according to claim 1, characterized in that: The bending module includes two groups of second punches, the bending pad insert includes two groups of second pads, and the second punches correspond to two second pads.

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