Ejecting mechanism and stamping die thereof

Abstract

The utility model discloses an ejection mechanism and a stamping die thereof, which comprise two support frames, a fixed plate is fixedly arranged at the top ends of the two support frames, a lower stamping die holder is fixedly arranged at the center of the top end of the fixed plate, an upper stamping die holder matched with the lower stamping die holder is fixedly arranged at the top end of the lower stamping die holder, and a lower stamping die holder matched with the upper stamping die holder is fixedly arranged at the top end of the fixed plate. And an ejector plate is embedded in the lower stamping die base, a plurality of through holes are formed in the surface of the ejector plate, and a control box is fixedly installed at the bottom end of the fixing plate. According to the utility model, the lifting component is used for pushing the lifting of the ejector plate, and the blowing component is matched, so that the material and the quantifying plate can be loosened, the stamping part can be quickly and stably ejected out of the lower stamping die holder, the traditional ejection through an ejector pin is replaced, and the convenience of taking the stamping part is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of stamping dies, in particular to a material ejecting mechanism and a stamping die thereof. Background Art

[0002] A stamping die is a device that performs stamping processing on specific metal parts. The metal parts are stamped into the required shape through the stamping die.

[0003] After stamping is completed, the traditional stamping die mainly ejects the stamped parts by ejecting the ejector pin, and then manually takes the stamped parts out from the lower stamping die seat. Since some stamped parts are special-shaped parts, it is easy to cause incomplete ejection, which increases the difficulty for operators to take them, thereby affecting the efficiency of stamping processing. For this reason, we designed a ejection mechanism and a stamping die to solve the above technical problems. Utility Model Content

[0004] The purpose of the utility model is to provide a material ejection mechanism and a stamping die thereof to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a ejection mechanism, comprising two support frames, the top ends of the two support frames are fixedly installed with fixing plates, a lower stamping die seat is fixedly installed at the center of the top end of the fixing plate, the top end of the lower stamping die seat is fixedly provided with a matching upper stamping die seat, a ejection plate is nested inside the lower stamping die seat, a surface of the ejection plate is provided with a plurality of through holes, a control box is fixedly installed at the bottom end of the fixing plate, a lifting assembly is fixedly installed inside the control box, the lifting end of the lifting assembly is fixedly connected to the bottom end of the ejection plate, an air blowing nozzle groove is fixedly provided at the bottom end of the lower stamping die seat, a plurality of air blowing assemblies are fixedly provided inside the control box, and the air outlet end of the air blowing assembly is connected to the air blowing nozzle groove.

[0006] Preferably, limiting guide sleeves are fixedly provided at the four corners of the top of the fixed plate, the four limiting guide sleeves are nested and connected with limiting guide pillars, the four limiting guide sleeves are fixedly installed with return springs, the top of the return spring is fixedly connected to the bottom of the limiting guide pillar, the top of the four limiting guide pillars is fixedly installed with a top plate, the center of the top plate is fixedly installed with a first electric hydraulic cylinder, and the telescopic end of the first electric hydraulic cylinder is fixedly connected to the top of the upper stamping die seat.

[0007] Preferably, an electric slide rail is fixedly installed on one side of the top of the fixed plate, a slide seat is slidably connected to the surface of the electric slide rail, a fixed frame is fixedly installed on the top of the slide seat, and a material removing rod is fixedly installed on the side of the fixed frame.

[0008] Preferably, the lifting assembly includes a second electric hydraulic cylinder and a connecting plate, the second electric hydraulic cylinder is fixedly installed on the bottom end of the control box, the telescopic end of the second electric hydraulic cylinder is fixedly installed on the connecting plate, and two push rods are fixedly installed on the top of the connecting plate. The two push rods extend through the fixed plate to the interior of the lower stamping die seat and are fixedly connected to the two sides of the bottom end of the ejection plate.

[0009] Preferably, both sides of the top end of the connecting plate are interspersed with limit rods, and both ends of the limit rods are fixedly connected to the wall of the control box.

[0010] Preferably, the blowing assembly includes a piston cylinder, a rubber piston and a U-shaped push rod, the piston cylinders are fixedly installed on the four sides of the inner wall of the control box, the four piston cylinders are nested and connected with rubber pistons, the bottom ends of the four piston cylinders are interspersed with U-shaped push rods, one end of the U-shaped push rod is fixedly connected to the bottom end of the rubber piston, the other end of the U-shaped push rod is fixedly connected to the bottom end of the connecting plate, and air pipes are fixedly installed on the top ends of the four piston cylinders, and the air pipes are connected to multiple blowing nozzle grooves.

[0011] Another object of the utility model is to provide a stamping die, wherein the stamping die comprises a material ejecting mechanism as described above.

[0012] Technical effects and advantages of the utility model:

[0013] 1. The lifting plate is pushed up and down by the installed lifting assembly, and the material and the quantitative plate can be loosened through the cooperation of the blowing assembly, ensuring that the stamping parts are quickly and stably ejected from the lower stamping die base, replacing the traditional ejection by the ejector pin, and improving the convenience of stamping parts taking materials.

[0014] 2. The fixed frame is driven to move by the installed electric slide rail, and the movement of the fixed frame drives the material removal rod to move. The material removal rod is convenient for quickly separating the ejected stamping parts from the ejection plate, replacing the traditional manual material removal and improving the stamping parts processing efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the utility model.

[0016] Figure 2 It is a schematic diagram of the internal structure of the control box of the utility model.

[0017] Figure 3 For the utility model Figure 2 A partial enlarged view of point A in the middle.

[0018] In the figure: 1. support frame; 2. fixing plate; 3. control box; 4. limiting guide sleeve; 5. air pipe; 6. electric slide rail; 7. fixing frame; 8. material removal rod; 9. lower stamping die base; 10. ejector plate; 11. first electric hydraulic cylinder; 12. upper stamping die base; 13. second electric hydraulic cylinder; 14. connecting plate; 15. U-shaped push rod; 16. rubber piston; 17. piston cylinder; 18. limiting rod; 19. ejector rod; 20. ejector plate; 21. through hole; 22. blowing nozzle groove. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] The utility model provides Figure 1-3 The shown type of ejection mechanism and its stamping die include two support frames 1, the top ends of the two support frames 1 are fixedly installed with fixed plates 2, a lower stamping die base 9 is fixedly installed at the center of the top end of the fixed plate 2, a matching upper stamping die base 12 is fixedly provided at the top end of the lower stamping die base 9, an ejection plate 20 is nested inside the lower stamping die base 9, a plurality of through holes 21 are provided on the surface of the ejection plate 20, a control box 3 is fixedly installed at the bottom end of the fixed plate 2, a lifting assembly is fixedly installed inside the control box 3, the lifting end of the lifting assembly is fixedly connected to the bottom end of the ejection plate 20, a blowing nozzle groove 22 is fixedly provided at the bottom end of the lower stamping die base 9, a plurality of blowing assemblies are fixedly provided inside the control box 3, and the air outlet end of the blowing assembly is connected to the blowing nozzle groove 22.

[0021] Specifically, the lifting plate 20 is lifted and lowered by the lifting assembly, and the stamping part is separated from the lifting plate 20 by blowing air through the blowing assembly, so as to facilitate demoulding of the stamping part.

[0022] according to Figure 1 , Figure 2 and Figure 3 As shown, the four corners at the top of the fixed plate 2 are fixedly provided with limit guide sleeves 4, the interiors of the four limit guide sleeves 4 are nested and connected with limit guide pillars, the interiors of the four limit guide sleeves 4 are fixedly installed with return springs, the top ends of the return springs are fixedly connected to the bottom ends of the limit guide pillars, the top ends of the four limit guide pillars are fixedly installed with a top plate 10, the center of the top plate 10 is fixedly installed with a first electric hydraulic cylinder 11, and the telescopic end of the first electric hydraulic cylinder 11 is fixedly connected to the top end of the upper stamping die base 12.

[0023] An electric slide rail 6 is fixedly installed on one side of the top of the fixed plate 2, a slide seat is slidably connected to the surface of the electric slide rail 6, a fixing frame 7 is fixedly installed on the top of the slide seat, and a material moving rod 8 is fixedly installed on the side of the fixing frame 7.

[0024] Specifically, the electric slide rail 6 drives the material removing rod 8 to move, and the ejected stamping parts are quickly pushed out by the material removing rod 8, thereby improving the efficiency of material removal.

[0025] according to Figure 1 , Figure 2 and Figure 3 As shown, the lifting assembly includes a second electric hydraulic cylinder 13 and a connecting plate 14. The second electric hydraulic cylinder 13 is fixedly installed at the bottom end of the control box 3, and the connecting plate 14 is fixedly installed at the telescopic end of the second electric hydraulic cylinder 13. Two push rods 19 are fixedly installed at the top of the connecting plate 14. The two push rods 19 pass through the fixed plate 2 and extend to the interior of the lower stamping die base 9 and are fixedly connected to the two sides of the bottom end of the ejection plate 20.

[0026] Limit rods 18 are inserted and connected to both sides of the top of the connecting plate 14 , and both ends of the limit rods 18 are fixedly connected to the wall of the control box 3 .

[0027] according to Figure 1 , Figure 2 and Figure 3 As shown, the blowing assembly includes a piston cylinder 17, a rubber piston 16 and a U-shaped push rod 15. The piston cylinders 17 are fixedly installed on the four sides of the inner wall of the control box 3. The rubber pistons 16 are nested inside the four piston cylinders 17. The bottom ends of the four piston cylinders 17 are interspersed with U-shaped push rods 15. One end of the U-shaped push rod 15 is fixedly connected to the bottom end of the rubber piston 16, and the other end of the U-shaped push rod 15 is fixedly connected to the bottom end of the connecting plate 14. The top ends of the four piston cylinders 17 are fixedly installed with air pipes 5, and the air pipes 5 are connected to multiple blowing nozzle grooves 22.

[0028] Working principle of the utility model: when using the stamping die, the upper stamping die seat 12 and the lower stamping die seat 9 are pressed together to complete the stamping. After the stamping is completed, the second electric hydraulic cylinder 13 is opened, and the second electric hydraulic cylinder 13 drives the connecting plate 14 to move upward. During the upward movement of the connecting plate 14, the ejector rod 19 and the U-shaped push rod 15 are driven upward, and the ejector rod 19 pushes the ejector plate 20 to move upward, and the U-shaped push rod 15 pushes the rubber piston 16 to move upward. During the upward movement of the rubber piston 16, gas is blown out from the blowing nozzle groove 22, which is convenient for lifting the stamping parts upward, realizing the relative separation between the stamping parts and the ejector plate 20, avoiding the close fit between the stamping parts and the ejector plate 20, and affecting the material collection. Then the electric slide rail 6 is opened, and the fixed frame 7 is driven to move by the electric slide rail 6, and the material removal rod 8 is driven to move by the fixed frame 7, so as to facilitate the ejected stamping parts to be quickly pushed out of the lower stamping die seat 9 to complete the material collection.

[0029] The contents not described in detail in this specification belong to the prior art known to the professional and technical personnel in this field. The specific embodiments described in this article are only used to illustrate the spirit of the utility model. The technicians in the technical field of the utility model can make various modifications or supplements to the specific embodiments described or replace them in a similar way, but they will not deviate from the spirit of the utility model or exceed the scope defined by the attached claims.

Claims

1. A material ejection mechanism, comprising two support frames (1), the top ends of the two support frames (1) are fixedly mounted with fixed plates (2), a lower punching die seat (9) is fixedly mounted at the center of the top ends of the fixed plates (2), and a matching upper punching die seat (12) is fixedly mounted at the top ends of the lower punching die seat (9), characterized in that: A ejection plate (20) is nested inside the lower punching die base (9), and a plurality of through holes (21) are provided on the surface of the ejection plate (20). A control box (3) is fixedly installed at the bottom end of the fixed plate (2), and a lifting assembly is fixedly installed inside the control box (3). The lifting end of the lifting assembly is fixedly connected to the bottom end of the ejection plate (20). A blowing nozzle groove (22) is fixedly provided at the bottom end of the lower punching die base (9), and a plurality of blowing assemblies are fixedly provided inside the control box (3), and the air outlet end of the blowing assembly is connected to the blowing nozzle groove (22).

2. A material ejection mechanism according to claim 1, characterized in that: Limiting guide sleeves (4) are fixedly provided at the four corners at the top of the fixed plate (2), and the four limiting guide sleeves (4) are nested and connected with limiting guide pillars inside, and the four limiting guide sleeves (4) are fixedly installed with return springs inside, and the top ends of the return springs are fixedly connected to the bottom ends of the limiting guide pillars. A top plate (10) is fixedly installed at the top ends of the four limiting guide pillars, and a first electric hydraulic cylinder (11) is fixedly installed at the center of the top plate (10), and the telescopic end of the first electric hydraulic cylinder (11) is fixedly connected to the top end of the upper stamping die seat (12).

3. A material ejection mechanism according to claim 2, characterized in that: An electric slide rail (6) is fixedly mounted on one side of the top of the fixed plate (2); a slide seat is slidably connected to the surface of the electric slide rail (6); a fixed frame (7) is fixedly mounted on the top of the slide seat; and a material moving rod (8) is fixedly mounted on the side of the fixed frame (7).

4. A material ejection mechanism according to claim 1, characterized in that: The lifting assembly comprises a second electric hydraulic cylinder (13) and a connecting plate (14); the second electric hydraulic cylinder (13) is fixedly mounted at the bottom end of the control box (3); the connecting plate (14) is fixedly mounted at the telescopic end of the second electric hydraulic cylinder (13); two ejector rods (19) are fixedly mounted at the top end of the connecting plate (14); the two ejector rods (19) pass through the fixed plate (2) and extend to the interior of the lower stamping die seat (9) and are fixedly connected to both sides of the bottom end of the ejector plate (20).

5. A material ejection mechanism according to claim 4, characterized in that: Limit rods (18) are inserted and connected to both sides of the top of the connection plate (14), and the two ends of the limit rods (18) are fixedly connected to the wall of the control box (3).

6. A material ejection mechanism according to claim 1, characterized in that: The blowing assembly comprises a piston cylinder (17), a rubber piston (16) and a U-shaped push rod (15); the piston cylinders (17) are fixedly mounted on the four sides of the inner wall of the control box (3); the rubber pistons (16) are nested inside the four piston cylinders (17); the bottom ends of the four piston cylinders (17) are interlaced with U-shaped push rods (15); one end of the U-shaped push rod (15) is fixedly connected to the bottom end of the rubber piston (16); the other end of the U-shaped push rod (15) is fixedly connected to the bottom end of the connecting plate (14); the top ends of the four piston cylinders (17) are fixedly mounted with air pipes (5); the air pipes (5) are connected to a plurality of blowing nozzle grooves (22).

7. A stamping die, characterized in that: The stamping die comprises a material ejection mechanism as described in any one of claims 1-6.

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