Counterbore continuous extrusion stamping mechanism for multi-hole die switching

Abstract

The utility model relates to a counterbore continuous extrusion stamping mechanism for multi-hole die switching, which specifically structurally comprises a stamping machining table, a stamping table fixedly connected to the stamping machining table, a stamping device fixedly connected to the stamping machining table, a die switching assembly arranged on one side of the stamping table, and a die switching assembly arranged on the other side of the stamping table. The other side of the stamping table is provided with a switching die assembly, the switching die assembly comprises a plurality of stamping dies, each stamping die is provided with a stamping hole in the corresponding shape, the switching die assembly comprises a plurality of stamping heads corresponding to the stamping holes in shape and number, and the bottom of the switching die assembly is fixedly connected with a switching motor. The output end of the switching motor is fixedly connected with a driving seat for driving the stamping dies to rotate, a die gear is fixedly arranged at one end of the driving seat, a toothed belt is in transmission connection between the die gear and the pressure head gear, and the synchronous switching effect is achieved by arranging a linked rotating structure.

Description

TECHNICAL FIELD

[0001] The utility model relates to stamping mechanism technical field, concretely relates to a kind of sunk hole continuous extrusion stamping mechanism of multi-hole die switching. BACKGROUND

[0002] Stamping is a kind of processing mode of metal sheet metal part, can be on the surface of metal sheet metal part by stamping mechanism and punch out stamping hole and various shapes, to adapt to different demand parts.

[0003] In the process of stamping, sheet metal part needs to be placed on stamping die, different shape hole groove will be opened on stamping die, sheet metal part is fixed on stamping die, stamping device is started, stamping head of stamping device will be pressed on the surface of sheet metal part, and the sheet metal part above the hole groove without supporting part is driven to deform by pressure, so that different shapes are processed on the surface of sheet metal part.

[0004] In the existing stamping process, part of product needs to process more kinds of sunk hole to adapt to multiple functions of the part, and the existing die is generally fixed on stamping table by screw, and it is difficult to disassemble and replace, when single sheet metal part needs to be processed by multiple shape punching, machine needs to be replaced or die needs to be disassembled and replaced, and processing efficiency is low, so other solutions are needed to solve the problem. UTILITY MODEL CONTENT

[0005] The utility model aims at: the effect of synchronous switching is realized by setting die assembly and stamping head assembly that can be switched and adapted at the same time, different stamping heads and dies can be processed according to different processing needs, and the processing efficiency of sheet metal part is improved.

[0006] In order to realize the above-mentioned purpose, the utility model provides the following technical scheme: a kind of sunk hole continuous extrusion stamping mechanism of multi-hole die switching, including stamping processing table, the stamping processing table is fixedly connected with stamping table, the stamping processing table is fixedly connected with stamping device, the other side of the stamping table is provided with switching die assembly, the other side of the stamping table is provided with switching pressure head assembly, the switching die assembly includes several stamping dies, corresponding shape stamping hole is opened on each stamping die, the switching pressure head assembly includes several stamping heads corresponding to the shape and quantity of the stamping hole, the bottom of the switching die assembly is fixedly connected with switching motor, the output end of the switching motor is fixedly connected with the drive seat for driving several stamping dies to rotate, the drive seat is fixedly provided with die gear on one end, the switching pressure head assembly includes pressure head gear fixedly arranged above several stamping heads, transmission connection is carried out between die gear and pressure head gear Gear belt.

[0007] Preferably, the switching die assembly further comprises a plurality of elastic telescopic rods fixedly connected to the side wall of the driving base, and the end of the elastic telescopic rod is fixedly connected to a corner of the stamping die.

[0008] Preferably, the switching die assembly further comprises a plurality of elastic telescopic rods fixedly connected to the side wall of the driving base, and the end of the elastic telescopic rod is fixedly connected to a corner of the stamping die.

[0009] Preferably, the switching die assembly further comprises a plurality of elastic telescopic rods fixedly connected to the side wall of the driving base, and the end of the elastic telescopic rod is fixedly connected to a corner of the stamping die.

[0010] Preferably, the switching die assembly further comprises a plurality of elastic telescopic rods fixedly connected to the side wall of the driving base, and the end of the elastic telescopic rod is fixedly connected to a corner of the stamping die.

[0011] Preferably, the switching die assembly further comprises a plurality of elastic telescopic rods fixedly connected to the side wall of the driving base, and the end of the elastic telescopic rod is fixedly connected to a corner of the stamping die.

[0012] Preferably, the switching die assembly further comprises a plurality of elastic telescopic rods fixedly connected to the side wall of the driving base, and the end of the elastic telescopic rod is fixedly connected to a corner of the stamping die.

[0013] The beneficial effects of the present application are as follows:

[0014] 1. The switching die assembly can replace different dies according to different punching requirements, realize the adaptation of various processing technologies, and improve the working efficiency of the stamping process.

[0015] 2. The switching die assembly is matched with the switching punch assembly, different dies can be matched with different punches, one die can be matched with one punch, and the quality of the stamping is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 The structure of the multi-hole die switching sunken head hole continuous extrusion stamping mechanism Figure 1 ;

[0017] Figure 2 The structure of the multi-hole die switching sunken head hole continuous extrusion stamping mechanism Figure 2 ;

[0018] Figure 3 For the structure of the present utility model a plurality of hole mold switching countersunk hole continuous extrusion stamping mechanism Figure 3 ;

[0019] Figure 4 For Figure 3 The enlarged view of A in the middle.

[0020] In the figure:

[0021] 1, stamping processing platform; 11, stamping platform; 111, limit sliding groove; 12, stamping device; 121, stamping fixed base; 122, stamping support plate; 123, contact cylinder; 124, contact push plate;

[0022] 2, switching die assembly; 21, stamping die; 211, stamping hole; 212, limit sliding rod; 22, switching motor; 23, driving seat; 231, die gear; 24, elastic telescopic rod;

[0023] 3, switching pressure head assembly; 31, stamping head; 311, sliding groove; 32, pressure head gear; 33, toothed belt; 34, pressure head support rod; 341, pressure head rotating shaft; 35, pressure head switching frame; 351, fixed ring. DETAILED DESCRIPTION

[0024] In order to make the purpose, technical scheme and advantages of the present utility model more clear and obvious, the following will be further described in detail by combining with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the present utility model, and are not used to limit the present utility model.

[0025] Referring to Figures 1-4 , the stamping processing platform 1 is provided, and the stamping process is carried out on the stamping processing platform 1. The stamping platform 11 is fixedly connected on the stamping processing platform 1, and the stamping platform 11 can support the stamping process. The stamping device 12 is fixedly connected on the stamping processing platform 1, and the stamping device 12 can be pressurized by the cylinder drive. The switching die assembly 2 is arranged on one side of the stamping platform 11, and the switching pressure head assembly 3 is arranged on the other side. The switching die assembly 2 and the switching pressure head assembly 3 cooperate to replace the die and the pressure head.

[0026] Referring to Figures 1-4, the switching die assembly 2 comprises a plurality of stamping dies 21, the number of stamping dies 21 is four, a corresponding shape of stamping hole 211 is formed on each stamping die 21, the shape of stamping hole 211 on each stamping die 21 is different, the stamping die 21 is switched to the surface of the stamping table 11, and the stamping table 11 is supported; the metal part to be processed can be placed on the surface of the stamping die 21 and pressed to form a hole groove with the shape of the stamping hole 211; the bottom of the switching die assembly 2 is fixedly connected with a switching motor 22; the output end of the switching motor 22 is fixedly connected with a driving seat 23 for driving a plurality of stamping dies 21 to rotate; the driving seat 23 can drive the switching of four different stamping dies 21 under the condition that the output end of the switching motor 22 rotates; one end of the driving seat 23 is fixedly provided with a die gear 231; the switching die assembly 2 further comprises a plurality of elastic expansion rods 24 fixedly connected to the side wall of the driving seat 23; the end of the elastic expansion rod 24 is fixedly connected with a corner of the stamping die 21; the elastic expansion rod 24 can buffer the resistance force generated when the stamping die 21 is replaced; the stamping table 11 is provided with a limiting sliding groove 111; the bottom of each stamping die 21 is fixedly connected with a limiting sliding rod 212 matched with the limiting sliding groove 111; the limiting sliding rod 212 can limit the movement track of the stamping die 21 during replacement, thereby achieving the effect of positioning and limiting.

[0027] Reference Figures 1-4 , the switching die assembly 2 comprises a plurality of and a plurality of stamping heads 31 corresponding to the shape and number of the stamping hole 211; the stamping head 31 is also divided into four types, which can correspond to the stamping hole 211 on the four stamping dies 21 respectively; the switching die assembly 3 further comprises a head support rod 34 fixedly connected to the stamping table 11; the end of the head support rod 34 is rotatably connected with a head rotating shaft 341; the head gear 32 is fixedly connected to the end of the head rotating shaft 341; thereby realizing the effect that the head gear 32 rotates to drive the part to be switched in the switching die assembly 3 under the linkage of the die gear 231; the head rotating shaft 341 is fixedly connected with a head switching frame 35; the head switching frame 35 is provided with a fixing ring 351 matched with the number of the stamping head 31; the fixing ring 351 is arranged outside each stamping head 31, which can limit the stamping head 31; the stamping head 31 is provided with a sliding groove 311, which can make the stamping head 31 extend and retract, thereby cooperating with the stamping hole 211 to deform the metal part; the inner side of each fixing ring 351 is fixedly connected with a sliding rod

[0028] Reference Figures 1-4The stamping device 12 comprises a stamping fixed base 121 and a stamping support plate 122 fixedly connected to the stamping fixed base 121, the end of the stamping support plate 122 is fixedly connected with a resisting cylinder 123, the piston rod of the resisting cylinder 123 penetrates through the stamping support plate 122 and is towards the top of the stamping head 31, the piston rod end of the resisting cylinder 123 is fixedly connected with a resisting push plate 124, the stamping resisting push plate 124 can be driven by the resisting cylinder 123 to push the stamping head 31 to slide along the direction of the sliding groove 311, the spring in the stamping head 31 can automatically reset, the piston rod of the resisting cylinder 123 penetrates through the toothed belt 33, the diameter of the piston rod of the resisting cylinder 123 is smaller than the distance between the inner walls of the two sides of the toothed belt 33, so that when the resisting cylinder 123 drives the resisting push plate 124 to move, the linkage effect and the movement skill of the toothed belt 33 are not affected.

[0029] The working principle of the mechanism is as follows: when the stamping operation is performed, first, the stamping die 21 initially located on the stamping table 11 is adjusted according to the product specification to be processed of the sheet metal part, the sheet metal part is placed on the stamping die 21, the surface of the sheet metal part is located above the stamping hole 211 on the stamping die 21, at this time, the stamping head 31 corresponding to the stamping hole 211 is located above the sheet metal part, the resisting cylinder 123 is started, the resisting cylinder 123 drives the resisting push plate 124 to move downward and drives the stamping head 31 to extend along the length direction of the sliding groove 311, and the stamping head 31 is abutted against the surface of the sheet metal part, so that the sheet metal part is stamped into the shape of the stamping hole 211, when other parts of the sheet metal part need to be stamped into other shapes of stamping holes 211, the switching motor 22 is started, the switching motor 22 drives the driving seat 23 to rotate, the driving seat 23 drives the die gear 231 to rotate and drives the toothed belt 33 to drive, the toothed belt 33 drives the pressure head gear 32 to rotate, so that the pressure head rotating shaft 341 is driven to rotate, at this time, the pressure head switching frame 35 rotates, the rotating angle and the rotating speed of the stamping die 21 are synchronized, the next stamping head 31 is rotated to the above of the sheet metal part, at this time, the stamping die 21 at the bottom of the sheet metal part is also switched to the specification matched with the stamping head 31, the resisting cylinder 123 is started again to push and stamp, after multiple cycles, multiple shapes can be stamped on one sheet metal part, and the efficient stamping process of multiple specifications is completed.

[0030] The above examples are used to further illustrate the utility model, but the utility model is not limited to these specific embodiments. Any modification, equivalent replacement and improvement made within the spirit and principle of the utility model should be understood as being within the protection scope of the utility model.

Claims

1. A multi-hole die switched countersunk hole continuous extrusion and punching mechanism, characterized by: The utility model provides a stamping device, including stamping processing platform (1), stamping platform (11) is fixedly connected on the stamping processing platform (1), stamping device (12) is fixedly connected on the stamping processing platform (1), one side of stamping platform (11) is provided with switching die assembly (2), the other side of stamping platform (11) is provided with switching pressure head subassembly (3), switching die assembly (2) includes several stamping dies (21), every stamping die (21) is all set up with the corresponding shape stamping hole (211), switching pressure head subassembly (3) includes several and the stamping hole (211) shape and the number corresponding several stamping head (31), the bottom of switching die assembly (2) is fixedly connected with switching motor (22), the output of switching motor (22) is fixedly connected with the drive seat (23) of the drive several stamping dies (21) rotation, one end of drive seat (23) is fixedly provided with die gear (231), switching pressure head subassembly (3) includes the pressure head gear (32) of fixedly set above several stamping head (31), transmission is connected with the toothed belt (33) between die gear (231) and pressure head gear (32).

2. A multi-cavity mold-switching countersunk hole continuous extrusion and punching mechanism according to claim 1, characterized in that: The switching die assembly (2) further includes a plurality of elastic expansion rods (24) fixedly connected to the side wall of the drive seat (23), and the end of the elastic expansion rod (24) is fixedly connected to a corner of the stamping die (21).

3. A multi-cavity mold-switching countersunk hole continuous extrusion and punching mechanism according to claim 1, characterized in that: The switching pressure head subassembly (3) further includes a pressure head support rod (34) fixedly connected to the stamping platform (11), an end of the pressure head support rod (34) is rotatably connected to a pressure head rotating shaft (341), the pressure head gear (32) is fixedly connected to an end of the pressure head rotating shaft (341), a pressure head switching frame (35) is fixedly connected to the pressure head rotating shaft (341), a plurality of fixing rings (351) matching the number of the stamping heads (31) are formed in the pressure head switching frame (35), and the fixing ring (351) is sleeved outside each stamping head (31).

4. A multi-cavity mold-switching countersunk hole continuous extrusion and punching mechanism according to claim 3, characterized in that: A sliding groove (311) is formed in the stamping head (31), and a sliding rod matching the sliding groove (311) is fixedly connected to the inner side of each fixing ring (351).

5. A multi-cavity mold-switching countersunk hole continuous extrusion and punching mechanism according to claim 1, characterized in that: The stamping device (12) includes a stamping fixed base (121) and a stamping support plate (122) fixedly connected to the stamping fixed base (121), an end of the stamping support plate (122) is fixedly connected to a resisting cylinder (123), a piston rod of the resisting cylinder (123) penetrates through the stamping support plate (122) and is directed to the top of the stamping head (31), and an end of the piston rod of the resisting cylinder (123) is fixedly connected to a resisting push plate (124).

6. A multi-cavity mold-switching countersunk hole continuous extrusion and punching mechanism according to claim 5, characterized in that: The piston rod of the resisting cylinder (123) penetrates through the toothed belt (33), and the diameter of the piston rod of the resisting cylinder (123) is smaller than the distance between the inner walls of the two sides of the toothed belt (33).

7. A multi-cavity mold-switching countersunk hole continuous extrusion and punching mechanism according to claim 1, characterized in that: The punching platform (11) is provided with a limiting sliding groove (111), and the bottom of each punching die (21) is fixedly connected with a limiting sliding rod (212) matched with the limiting sliding groove (111).

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