Precision stamping die for wear-resistant sheet of air conditioner compressor of new energy automobile

Abstract

The utility model discloses a new energy automobile air conditioner compressor wear plate precision stamping 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 small hole punching male die, a middle hole punching male die and a blanking male die from left to right. The different punching small hole male dies are a plurality of needle-shaped and arc-shaped male dies; the discharging plate is fixedly connected with a plurality of guide needles used for positioning the feeding distance of the steel belt. The lower die assembly comprises a lower foot pad, 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 assembly is sequentially provided with a first punched hole allowing the small hole punching male die to penetrate through, a second punched hole allowing the middle hole punching male die to penetrate through and a blanking hole allowing the blanking male die to penetrate through from left to right. According to the utility model, the procedures of punching, feeding, blanking 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] The utility model relates to die technical field, concretely relates to a new energy automobile air conditioner compressor wear plate precision stamping die. BACKGROUND

[0002] With the global attention to environmental protection and energy sustainable development, the new energy automobile industry has developed rapidly. As the core component of the new energy automobile air conditioner system, the performance and reliability of the new energy automobile air conditioner compressor directly affect the comfort in the car. The wear plate as a key part in the air conditioner compressor plays a crucial role in the service life and working efficiency of the compressor. Therefore, the quality and precision of the wear plate are required more and more.

[0003] In the prior art, the traditional wear plate stamping die mostly adopts a single process punching method, that is, punching, blanking and other processes need to be carried out on different dies or equipment respectively. This not only leads to a complicated production process, needs multiple clamping and positioning, increases the production time and labor intensity, but also multiple clamping is easy to produce positioning error, so that the size precision and shape precision of the punched valve plate outer frame are difficult to guarantee, the product quality is unstable, and the scrap rate is high.

[0004] Based on the above situation, the utility model provides a new energy automobile air conditioner compressor wear plate precision stamping die, which can effectively solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at the status of the prior art, overcomes the above defects, and provides a new energy automobile air conditioner compressor wear plate precision stamping die.

[0006] The utility model realizes the following technical scheme:

[0007] A new energy automobile air conditioner compressor wear plate precision stamping die, comprising an upper die assembly and a lower die assembly, wherein:

[0008] The upper die assembly comprises an upper die seat, an upper die base plate, an upper die plate and a stripper plate connected in sequence from top to bottom; the upper die plate is fixedly connected with a small hole puncher, a middle hole puncher and a blanking puncher in sequence from left to right; the small hole puncher is a plurality of needle-shaped and arc-shaped punches; the stripper plate is fixedly connected with a plurality of guide pins for positioning the feeding distance of the steel belt;

[0009] The lower die assembly comprises a lower base, a lower die seat, a lower die base plate and a concave die plate connected in sequence from bottom to top, and the lower die seat is connected with the lower base through a plurality of lower base screws; the lower die assembly is sequentially provided with a first punching hole for the small hole puncher to pass through, a second punching hole for the middle hole puncher to pass through and a blanking hole for the blanking puncher to pass through from left to right.

[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 base plate are respectively connected with a plurality of floating material pins for placing the steel belt, the top end of the floating material pin penetrates the concave die plate, and the bottom of the floating material pin is fixedly connected with a floating material pin spring.

[0011] According to the above technical scheme, as a further preferred technical scheme of the above technical scheme, the upper die seat and the discharge plate are provided with a discharge spring, and the discharge plate is movably connected with the upper die assembly through a discharge 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 seat are respectively fixedly connected with outer guide columns, and the four corners of the upper die seat 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 upper die plate is fixedly connected with a plurality of inner guide columns, and the discharge plate and the concave 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 new energy automobile air conditioner compressor wear -resistant piece precision stamping die, through set up upper die assembly and lower die assembly, the upper die plate of upper die assembly sets -up punch small hole punch, punch middle hole punch and blanking punch in proper order, and upper die assembly sets -up first punch, second punch and blanking hole in proper order, so that the function of punching and blanking of steel belt different positions, can in one stamping stroke can punch, feed, blanking and other procedures 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 perspective schematic view of the side direction of the utility model;

[0017] Figure 2 It is the perspective schematic view of the top direction of the utility model. CONCRETE EMBODIMENT

[0018] In order to make the technical scheme of the utility model better understood by the skilled in the art, the preferred embodiment of the utility model is described below in conjunction with specific embodiments, but it should be understood that the drawings are only for illustrative description, and cannot be understood as a limitation on the patent; in order to better illustrate the embodiment, some components in the drawings will be omitted, enlarged or reduced, and do not represent the size of the actual product; 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 a limitation on the patent.

[0019] A new energy automobile air conditioner compressor wear plate precision stamping die, comprising an upper die assembly and a lower die assembly, wherein:

[0020] The upper die assembly comprises an upper die seat 1, an upper die pad 2, an upper die plate 3 and a stripper plate 4 connected in sequence from top to bottom; the upper die plate 3 is fixedly connected with a small hole puncher 5, a middle hole puncher 6 and a blanking punch 7 in sequence from left to right; the small hole puncher 5 is a plurality of needle-shaped and arc-shaped punches; the stripper plate 4 is fixedly connected with a plurality of guide pins 9 for positioning the feeding distance of the steel strip 8;

[0021] The lower die assembly comprises a lower base 10, a lower die seat 11, a lower die pad 12 and a concave die plate 13 connected in sequence from bottom to top, and the lower die seat 11 is connected with the lower base 10 through a plurality of lower base screws 14; the lower die assembly is sequentially provided with a first punching hole 15 for the small hole puncher 5 to pass through, a second punching hole 16 for the middle hole puncher 6 to pass through and a blanking hole 17 for the blanking punch 7 to pass through from left to right.

[0022] The utility model discloses a upper die assembly and lower die assembly are set up, and the upper die plate 3 of upper die assembly is sequentially provided with small hole puncher 5, middle hole puncher 6 and blanking punch 7, and the first punching hole 15, second punching hole 16 and blanking hole 17 of upper die assembly are sequentially provided, so that the steel strip 8 is punched and blanked at different positions, and the punching, feeding, blanking and other processes of the valve plate can be sequentially completed in one stamping stroke, continuous stamping is realized, the production efficiency is improved significantly, and the production cycle is reduced. At the same time, the guide pin 9 on the stripper plate 4 can accurately position the feeding distance of the steel strip 8, ensure the accuracy of the position of the steel strip 8 in each stamping, and improve the stamping precision and product quality.

[0023] Further, in another embodiment, a plurality of floating material pins 18 for placing the steel strip 8 are connected to the front and rear sides of the lower die pad 12 respectively, the top end of the floating material pin 18 penetrates the concave die plate 13, and the bottom of the floating material pin 18 is fixedly connected with a floating material pin spring 19.

[0024] By setting the floating material pin 18 and the floating material pin spring 19, the steel strip 8 can be kept in a suspended state under the action of the floating material pin 18 during the stamping process, so that friction damage of the steel strip 8 caused by direct contact with the concave die plate 13 during the stamping process can be avoided, and the steel strip 8 can be smoothly unloaded after stamping, thereby improving the production efficiency and the product surface quality.

[0025] Further, in another embodiment, the upper die seat 1 and the stripper plate 4 are provided with a stripper spring 20, and the stripper plate 4 is movably connected with the upper die assembly through a stripper screw 21.

[0026] By setting the stripper spring 20 and the stripper screw 21, the stripper plate 4 can exert an elastic force on the stamped steel strip 8 during the stamping process under the action of the stripper spring 20, so as to help the stripper plate 4 to smoothly peel off the stamped steel strip from the punch, realize the unloading function, ensure the continuity of the stamping process, and improve the production efficiency.

[0027] Further, in another embodiment, the four corners of the lower die seat 11 are fixedly connected with outer guide columns 22, and the four corners of the upper die seat 1 are fixedly connected with outer guide sleeves 23 matched with the outer guide columns 22.

[0028] By setting the outer guide columns 22 and the outer guide sleeves 22, accurate guidance is provided for the clamping 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, and improve the stamping precision and the service life of the die.

[0029] Further, in another embodiment, the upper die plate 3 is fixedly connected with a plurality of inner guide columns 24, and the stripper plate 4 and the concave die plate 13 are fixedly connected with inner guide sleeves 25 matched with the inner guide columns 24.

[0030] By setting the inner guide columns 24 and the inner guide sleeves 25, 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 13, so as to ensure the movement precision and stability of the stripper plate 4, thereby improving the reliability of the stamping process and the product quality.

[0031] The working principle of one embodiment of the utility model is as follows:

[0032] Firstly, the steel strip 8 to be punched is placed on the floating material pin 18 on the front and rear sides of the concave die plate 13; then the upper die assembly is driven downward by the stamping device, the small hole punch 5, the medium hole punch 6 and the blanking punch 7 pass through the stripper plate 4 respectively, and enter the corresponding first punching hole 15, the second punching hole 16 and the blanking hole 17 on the concave die plate 13, and the steel strip 10 is punched to sequentially punch a plurality of small holes, arc holes and medium holes on the steel strip 10; then the blanking punch 7 passes through the blanking hole 17, and the punched part of the steel strip 8 is punched off to form the required new energy automobile air conditioner compressor wear-resistant sheet.

[0033] When the stamping is completed, the upper die assembly moves upward, the stripper spring 20 restores the elastic deformation, and 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 21, at this time the stripper plate 4 will peel off the punched steel strip 8 from the punch, realizing the stripper function and ensuring the continuity of the stamping process.

[0034] After completing the stamping and stripping action once, the steel strip 8 moves a certain distance under the action of the feeding device, the guide pin 9 positions the steel strip 8 again, the die repeats the above-mentioned stamping and stripping action, and continuously punches and blanks on the steel strip, so as to realize the continuous precision stamping production of the new energy automobile air conditioner compressor wear-resistant sheet.

[0035] 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 new energy automobile air conditioner compressor wear-resistant sheet precision stamping die, and the positive effects recorded in the utility model can be produced.

[0036] Unless otherwise specified, in the utility model, if there are terms "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 indicated device or element 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.

[0037] 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.

[0038] 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 new energy automobile air conditioner compressor wear plate precision stamping die, characterized in that: The upper die assembly and the lower die assembly are connected in sequence from top to bottom, wherein: ​ The upper die assembly comprises an upper die seat (1), an upper die base plate (2), an upper die plate (3) and an unloading plate (4) connected in sequence from top to bottom; the upper die plate (3) is fixedly connected with a small hole punch (5), a middle hole punch (6) and a blanking punch (7) from left to right in sequence; the small hole punch (5) is a plurality of needle-shaped and arc-shaped punches; the unloading plate (4) is fixedly connected with a plurality of guide pins (9) for positioning the feeding distance of the steel belt (8); The lower die assembly comprises a lower base (10), a lower die seat (11), a lower die base plate (12) and a concave die plate (13) connected in sequence from bottom to top, and the lower die seat (11) is connected with the lower base (10) through a plurality of lower base screws (14); the lower die assembly is provided with a first punching hole (15) for the small hole punch (5) to pass through, a second punching hole (16) for the middle hole punch (6) to pass through and a blanking hole (17) for the blanking punch (7) to pass through from left to right in sequence.

2. The new energy automobile air conditioner compressor wear plate precision stamping die according to claim 1, characterized in that: The front and rear sides of the lower die base plate (12) are respectively connected with a plurality of floating pins (18) for placing the steel belt (8), and the top end of the floating pin (18) penetrates the concave die plate (13); the bottom of the floating pin (18) is fixedly connected with a floating pin spring (19).

3. The new energy automobile air conditioner compressor wear plate precision stamping die according to claim 1, characterized in that: The unloading spring (20) is arranged between the upper die seat (1) and the unloading plate (4), and the unloading plate (4) is movably connected with the upper die assembly through an unloading screw (21).

4. The new energy automobile air conditioner compressor wear plate precision stamping die according to claim 1, characterized in that: The four corners of the lower die seat (11) are respectively fixedly connected with outer guide columns (22), and the four corners of the upper die seat (1) are respectively fixedly connected with outer guide sleeves (23) matched with the outer guide columns (22).

5. The new energy automobile air conditioner compressor wear plate precision stamping die according to claim 1, characterized in that: The upper die plate (3) is fixedly connected with a plurality of inner guide columns (24), and the unloading plate (4) and the concave die plate (13) are respectively fixedly connected with inner guide sleeves (25) matched with the inner guide columns (24).

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