High-speed blanking die for split air suction valve plate outer frame of refrigerator compressor

Abstract

The utility model discloses a refrigerator compressor split air suction valve plate outer frame high-speed blanking die which comprises an upper die assembly and a lower die assembly, and the upper die assembly comprises an upper die base, an upper die base plate, an upper die plate and a discharging plate which are sequentially connected from top to bottom; the upper die plate is sequentially and fixedly connected with a special-shaped hole male die, a second punching male die and a cutting male die from left to right. A plurality of first punching male dies are arranged on the periphery of the special-shaped hole male die. The discharging plate is fixedly connected with a guide needle used for positioning the feeding distance of the steel belt. The lower die assembly comprises a lower die base, a lower die base plate and a female die plate which are sequentially connected from bottom to top. The lower die base, the lower die base plate and the female die plate are connected through a plurality of lower die fixing screws. A punching female die and a cutting-off female die are sequentially and fixedly connected into the female die plate from left to right. According to the utility model, the procedures of punching, feeding, cutting off and the like can be sequentially completed on the valve plate in one punching stroke, and continuous punching is realized, so that the production efficiency is remarkably improved, and the production cycle is shortened.

Description

Technical Field

[0001] This utility model relates to the field of mold technology, specifically to a high-speed punching mold for the outer frame of a refrigerator compressor's split suction valve plate. Background Technology

[0002] As an indispensable home appliance in modern households, the performance of the refrigerator's compressor directly affects its cooling effect and energy consumption. The separate suction valve plate frame, a key component of the refrigerator compressor, plays a crucial role in the overall performance of the compressor due to its quality and manufacturing efficiency.

[0003] In existing technologies, traditional blanking dies for intake valve plates mostly employ a single-process blanking method, meaning that punching, cutting, and other processes need to be performed separately on different dies or equipment. This not only leads to a cumbersome production process, requiring multiple clamping and positioning operations, increasing production time and labor intensity, but also makes it easy for positioning errors to occur during multiple clamping operations. This makes it difficult to guarantee the dimensional and shape accuracy of the blanked valve plate outer frame, resulting in unstable product quality and a high defect rate.

[0004] Based on the above, this utility model proposes a high-speed punching die for the outer frame of the split suction valve plate of a refrigerator compressor, which can effectively solve the above problems. Utility Model Content

[0005] This utility model addresses the shortcomings of the existing technology by providing a high-speed punching die for the outer frame of the split suction valve plate of a refrigerator compressor.

[0006] This utility model is achieved through the following technical solution:

[0007] A high-speed punching die for the outer frame of a split suction valve plate of a refrigerator compressor includes an upper die assembly and a lower die assembly, wherein:

[0008] The upper die assembly includes an upper die base, an upper die pad, an upper die template, and a stripper plate connected sequentially from top to bottom; the upper die base, the upper die pad, and the upper die template are connected by multiple upper die fixing screws; the upper die template is fixedly connected from left to right to a shaped hole punch, a second punch, and a cutting punch; and multiple first punches are arranged around the shaped hole punch; the stripper plate is fixedly connected to guide pins for positioning the feed distance of the steel strip;

[0009] The lower die assembly comprises, from bottom to top, a lower die base, a lower die backing plate and a die plate, which are connected by a plurality of lower die fixing screws; the die plate is fixedly connected with, from left to right, a punching die and a cutting die; the punching die is provided with a special-shaped punching hole for a special-shaped hole punch, a second punching hole for a second punch, a cutting blade hole for a cutting punch and a first punching hole for a first punch.

[0010] According to the above technical scheme, as a further preferred technical scheme of the above technical scheme, the front and rear sides of the lower die backing plate are respectively connected with a plurality of floating material pins for placing the steel strip, and the top ends of the floating material pins penetrate the die plate.

[0011] According to the above technical scheme, as a further preferred technical scheme of the above technical scheme, a discharging spring is arranged between the upper die base and the discharging plate, and the discharging plate is movably connected with the upper die assembly by a discharging screw.

[0012] According to the above technical scheme, as a further preferred technical scheme of the above technical scheme, the four corners of the lower die base are respectively fixedly connected with outer guide columns, and the four corners of the upper die base are respectively fixedly connected with outer guide sleeves matched with the outer guide columns.

[0013] According to the above technical scheme, as a further preferred technical scheme of the above technical scheme, the four corners of the upper die plate are respectively fixedly connected with inner guide columns, and the four corners of the discharging plate and the die plate are respectively fixedly connected with inner guide sleeves matched with the inner guide columns.

[0014] Compared with the prior art, the utility model has the following advantages and beneficial effects:

[0015] The utility model discloses a refrigerator compressor split type suction valve piece outer frame high -speed blanking die, through setting upper die assembly and lower die assembly, the upper die plate of upper die assembly has set special -shaped hole punch, second punch and cutting punch from left to right in proper order, and a plurality of first punch is set around special -shaped hole punch, and the die plate of lower die assembly corresponds and sets punching die and cutting die and corresponding punching and cutting blade hole, thereby make the die can in -time stamping stroke complete punching, feed, cutting and so on to valve piece in proper order, realize continuous stamping, thereby the production efficiency is improved significantly, and the production cycle is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the front direction section view schematic diagram of the utility model;

[0017] Figure 2 It is the side direction perspective view of the utility model;

[0018] Figure 3The utility model discloses a top view perspective view. DETAILED DESCRIPTION

[0019] In order to make the technical personnel of the prior art better understand the technical scheme of the utility model, the preferred implementation scheme of the utility model is described below in combination with specific embodiments, but it should be understood that the drawings are only for illustrative description, and cannot be understood as the limitation of the patent; in order to better illustrate the embodiment, some components in the drawings will be omitted, enlarged or reduced, and the size of the actual product is not represented; for those skilled in the art, it is understandable that some well-known structures and their descriptions in the drawings can be omitted. The positional relationship described in the drawings is only for illustrative description, and cannot be understood as the limitation of the patent.

[0020] A refrigerator compressor split suction valve piece outer frame high-speed blanking die, comprising an upper die assembly and a lower die assembly, wherein:

[0021] The upper die assembly comprises an upper die seat 1, an upper die backing plate 2, an upper die plate 3 and a stripper plate 4 connected in sequence from top to bottom; the upper die seat 1, the upper die backing plate 2 and the upper die plate 3 are connected through a plurality of upper die fixing screws 5; the upper die plate 3 is sequentially fixedly connected with a special-shaped hole punch 6, a second punching punch 7 and a cutting punch 8 from left to right; and a plurality of first punching punches 9 are arranged around the special-shaped hole punch 6; the stripper plate 4 is fixedly connected with a guide pin 11 for positioning the feeding distance of a steel belt 10;

[0022] The lower die assembly comprises a lower die seat 12, a lower die backing plate 13 and a concave die plate 14 connected in sequence from bottom to top, and the lower die seat 12, the lower die backing plate 13 and the concave die plate 14 are connected through a plurality of lower die fixing screws 15; the inside of the concave die plate 14 is sequentially fixedly connected with a punching concave die 16 and a cutting concave die 17 from left to right; the punching concave die 16 is provided with a special-shaped punching hole 18 for the special-shaped hole punch 6 to pass through, a second punching hole 19 for the second punching punch 7 to pass through, a cutting edge hole 20 for the cutting punch 8 to pass through and a first punching hole 21 for the first punching punch 9 to pass through.

[0023] The utility model discloses a upper die assembly and lower die assembly are set up, the upper die plate 3 of upper die assembly is sequentially provided with special-shaped hole punch 6, second punching punch 7 and cutting punch 8 from left to right, and a plurality of first punching punches 9 are arranged around the special-shaped hole punch 6;And the concave die plate 14 of lower die assembly is correspondingly provided with punching concave die 16 and cutting concave die 17 and corresponding punching and cutting edge hole 20, so that the die can sequentially complete punching, feeding, cutting and other processes to the valve piece in one stamping stroke, realize continuous stamping, thereby the production efficiency is improved significantly, and the production cycle is reduced.

[0024] By setting the guide pin 11, the distance of each feeding of the steel belt can be ensured to be accurate, so that the position of each stamping can be accurately corresponded, the consistency and interchangeability of the valve plate outer frames are ensured, and the subsequent assembly and use are facilitated.

[0025] Further, in another embodiment, the front and rear sides of the lower die base plate 13 are respectively connected with a plurality of floating material pins 22 for placing the steel belt 10, and the top ends of the floating material pins 22 penetrate the concave die plate 14.

[0026] By setting the floating material pins 22, the steel belt 10 can be lifted, direct friction between the steel belt and the concave die plate is avoided, the damage to the surface of the steel belt is reduced, and the product quality is improved.

[0027] Further, in another embodiment, the upper die seat 1 and the stripper plate 4 are provided with a stripper spring 23, and the stripper plate 4 is movably connected with the upper die assembly through a stripper screw 24.

[0028] By setting the stripper spring 23 and the stripper screw 24, the stripper plate 4 can exert a certain elastic force on the stamped steel belt 10 under the action of the stripper spring 23 during the stamping process, so as to help the stripper plate 4 to smoothly peel off the stamped steel belt 10 from the punch, realize the stripper function, ensure the continuity of the stamping process, and improve the production efficiency.

[0029] Further, in another embodiment, the four corners of the lower die seat 12 are respectively fixedly connected with outer guide columns 25, and the four corners of the upper die seat 1 are respectively fixedly connected with outer guide sleeves 26 matched with the outer guide columns 25.

[0030] By setting the cooperation of the outer guide columns 25 and the outer guide sleeves 26, accurate guidance is provided for the closing process of the upper die assembly and the lower die assembly, so as to ensure that the upper die and the lower die can be accurately aligned during the stamping process, avoid misalignment of the die during stamping, improve the stamping precision and the service life of the die.

[0031] Further, in another embodiment, the four corners of the upper die plate 3 are respectively fixedly connected with inner guide columns 27, and the four corners of the stripper plate 4 and the concave die plate 14 are respectively fixedly connected with inner guide sleeves 28 matched with the inner guide columns 27.

[0032] By setting the inner guide columns 27 and the inner guide sleeves 28, the guiding precision between the components in the die is enhanced, especially during the relative movement between the stripper plate 4 and the upper die plate 3 and the concave die plate 14, the movement precision and stability of the stripper plate 4 are ensured, and thus the reliability of the stamping process and the product quality are improved.

[0033] The working principle of one embodiment of the utility model is as follows:

[0034] Firstly, the steel strip 10 to be punched is placed on the floating material pin 22 on both sides of the concave die plate 14; then the upper die assembly is driven downward by the stamping device, the special-shaped hole punch 6, the first punching punch 9 and the second punching punch 7 pass through the stripper plate 4 respectively and enter the corresponding special-shaped punching hole 18, the first punching hole 21 and the second punching hole 19 on the concave die plate 14, and the punching operation is performed on the steel strip 10 to punch out the required special-shaped hole and multiple small holes on the steel strip 10; then, the cutting punch 8 goes down into the cutting blade hole 20 of the cutting concave die 17, and the steel strip 10 after punching is partially cut off to obtain the finished product of the suction valve plate outer frame.

[0035] When the stamping is completed, the upper die assembly moves upward, the stripper spring 23 restores the elastic deformation, pushes the stripper plate 4 to move downward, the stripper plate 4 is movably connected with the upper die plate 3 through the stripper screw 24, at this time the stripper plate 4 will peel off the stamped steel strip 10 from the punch, realizing the stripper function and ensuring the continuity of the stamping process.

[0036] After completing a stamping, the feeding mechanism of the stamping equipment feeds the steel strip 10 forward by a predetermined feeding distance, the guide pin 11 positions the steel strip 10 again, preparing for the next stamping cycle. The above-mentioned processes of the downward movement of the upper die, positioning and pre-pressing, punching action, upward movement of the upper die and feeding of the steel strip 10 are repeatedly performed to realize the high-speed continuous punching production of the split suction valve plate outer frame of the refrigerator compressor.

[0037] According to the description and drawings of the utility model, those skilled in the art can easily manufacture or use the utility model of a high-speed punching die for the split suction valve plate outer frame of the refrigerator compressor, and the positive effects described in the utility model can be achieved.

[0038] Unless otherwise specified, in the utility model, if there are terms such as "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicating the orientation or positional relationship, it is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore, the terms describing the orientation or positional relationship in the utility model are only used for exemplary description, and cannot be understood as a limitation on the patent, for those skilled in the art, the specific meaning of the above-mentioned terms can be understood in combination with the drawings and according to the specific situation.

[0039] Unless clearly and specifically defined and limited, in the present application, the terms "set", "connected", and "connection" should be understood broadly, for example, can be fixedly connected, can be detachably connected, or integrally connected; can be directly connected, or indirectly connected through an intermediate medium; can be internal communication of two elements.

[0040] The above is only the preferred embodiment of the present application, and does not limit the present application in any form. Any simple modification or equivalent change of the above embodiment according to the technical essence of the present application falls within the protection scope of the present application.

Claims

1. A high-speed punching die for the outer frame of a split suction valve plate of a refrigerator compressor, characterized in that: The upper die assembly and the lower die assembly are connected, wherein: The upper die assembly comprises an upper die seat (1), an upper die base plate (2), an upper die plate (3) and a stripper plate (4) connected in sequence from top to bottom; the upper die seat (1), the upper die base plate (2) and the upper die plate (3) are connected by a plurality of upper die fixing screws (5); the upper die plate (3) is fixedly connected with a special-shaped hole punch (6), a second punch (7) and a cutting punch (8) in sequence from left to right; a plurality of first punches (9) are arranged around the special-shaped hole punch (6); the stripper plate (4) is fixedly connected with a guide pin (11) for positioning the feeding distance of the steel strip (10); The lower die assembly comprises a lower die seat (12), a lower die base plate (13) and a concave die plate (14) connected in sequence from bottom to top; the lower die seat (12), the lower die base plate (13) and the concave die plate (14) are connected by a plurality of lower die fixing screws (15); the concave die plate (14) is fixedly connected with a punch (16) and a cutting concave die (17) in sequence from left to right; the punch (16) is provided with a special-shaped punch hole (18) for the special-shaped hole punch (6) to pass through, a second punch hole (19) for the second punch (7) to pass through, a cutting blade hole (20) for the cutting punch (8) to pass through and a first punch hole (21) for the first punch (9) to pass through.

2. The high speed blanking die for the outer frame of the split suction valve plate of a refrigerator compressor according to claim 1, characterized in that: The front and rear sides of the lower die base plate (13) are respectively connected with a plurality of floating material pins (22) for placing the steel strip (10), and the top end of the floating material pin (22) penetrates the concave die plate (14).

3. The high speed blanking die for the outer frame of the split suction valve plate of a refrigerator compressor according to claim 1, characterized in that: A stripper spring (23) is arranged between the upper die seat (1) and the stripper plate (4), and the stripper plate (4) is movably connected with the upper die assembly by a stripper screw (24).

4. The high speed blanking die for the outer frame of the split suction valve plate of a refrigerator compressor according to claim 1, characterized in that: The four corners of the lower die seat (12) are respectively fixedly connected with outer guide columns (25), and the four corners of the upper die seat (1) are respectively fixedly connected with outer guide sleeves (26) matched with the outer guide columns (25).

5. The high speed blanking die for the outer frame of the split suction valve plate of a refrigerator compressor according to claim 1, characterized in that: The four corners of the upper die plate (3) are respectively fixedly connected with inner guide columns (27), and the four corners of the stripper plate (4) and the concave die plate (14) are respectively fixedly connected with inner guide sleeves (28) matched with the inner guide columns (27).

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