Lengthened valve cover composite trimming die with correction function

Abstract

The utility model discloses a composite trimming die with a correction function for a lengthened valve cover, and belongs to the technical field of composite trimming dies. Comprising a punch fixing plate and a trimming male die, the trimming male die is installed at the center position of the bottom end of the punch fixing plate, a connecting bottom plate is arranged outside the punch fixing plate, a trimming die bottom plate is installed at the center position of the top end of the connecting bottom plate, and a corrector bottom plate is installed at the top end of the trimming die bottom plate; and a corrector body is mounted in the center of the top end of the corrector bottom plate. According to the combined trimming die, trimming and square hole punching of the lengthened valve cover with the correction combined trimming die are combined into a combined trimming process, convenient correction is facilitated, correction during trimming is facilitated, product precision is improved, the occurrence rate of defective products is reduced, the production speed is increased, the delivery time is shortened, the production efficiency of forge pieces is improved, and the production cost is reduced. And the investment cost of production personnel and equipment is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to composite trimming die technical field, specifically be a kind of lengthened valve cover with correction composite trimming die. BACKGROUND

[0002] Composite die and trimming die have obvious difference in mould structure, composite die usually has relatively complex structure, including multiple working parts, such as punch, die, ejector device etc., they cooperatively complete blanking, bending, stretching and multiple processes, while the structure of trimming die is relatively simple, mainly composed of trimming cutter and supporting device, it is specially used to cut off the excess material of workpiece edge, the function of composite die is diversified, can realize the combination of multiple machining processes, improve production efficiency, it is widely used in occasions needing continuous processing of multiple processes, such as automobile parts, electronic product shell manufacturing field etc., while trimming die focuses on trimming processing of workpiece, ensures that workpiece size is accurate and edge is smooth, and is commonly used in sheet metal processing, hardware production and other industries.

[0003] Low-temperature valve cover is prone to die jam after cutting off flash due to length increase, and it also needs to perform correction process again to ensure that the shape and position tolerance of forging meet the needs of finish machining, the existing process is: blank making-preforming-final forging-trimming-punching four square hole-marking furnace number-correction-heat treatment, the process is more, it is inconvenient to combine trimming and punching four square hole into composite trimming process, it is inconvenient to perform convenient correction, it is inconvenient to correct during trimming to improve product precision, which greatly affects the occurrence rate of defective products, production speed, delivery period and forging production efficiency. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of lengthened valve cover with correction composite trimming die to solve the problems in the above background that composite trimming die is inconvenient to combine trimming and punching four square hole into composite trimming process, it is inconvenient to perform convenient correction, it is inconvenient to correct during trimming to improve product precision, which affects the occurrence rate of defective products, production speed, delivery period and forging production efficiency.

[0005] To solve the above technical problems, the utility model provides the following technical scheme:

[0006] A kind of lengthened valve cover with correction composite trimming die, including punch fixed plate and trimming punch, the center position at the bottom end of punch fixed plate is equipped with trimming punch, the outside of punch fixed plate is provided with connecting bottom plate, the center position at the top of connecting bottom plate is equipped with trimming die bottom plate, the top of trimming die bottom plate is equipped with corrector bottom plate, the center position at the top of corrector bottom plate is equipped with corrector body, the outside of punch fixed plate on the side of corrector body is provided with trimming die seat, identification board is installed on the side wall of trimming punch.

[0007] Optionally, the top end of the trimming die seat is mounted with a trimming die cavity, and the trimming die seat is fixedly connected with the trimming die cavity.

[0008] Optionally, the bottom end of the punch fixed plate is symmetrically mounted with pull rods, the pull rods extend to the outside of the corrector bottom plate, and the pull rods are slidingly connected with the corrector bottom plate.

[0009] Optionally, the bottom end of the trimming die seat on one side of the corrector bottom plate is symmetrically mounted with two groups of limiting blocks, the top end of the limiting block is connected with the trimming die seat, and the bottom end of the limiting block is connected with the trimming die bottom plate.

[0010] Optionally, the top end of the corrector bottom plate on one side of the corrector body is mounted with a square hole punch, and the square hole punch is fixedly connected with the corrector bottom plate.

[0011] Optionally, the outside of the punch fixed plate above the trimming die cavity is provided with a valve cover forging body, the inside of the valve cover forging body is provided with a forging square groove, and the two ends of the forging square groove penetrate through the outside of the valve cover forging body.

[0012] Optionally, the inside of the trimming die cavity below the valve cover forging body is provided with a die cavity square groove, and the die cavity square groove penetrates through the outside of the trimming die cavity.

[0013] Optionally, the inside of the trimming die seat below the die cavity square groove is provided with a die seat square groove, and the die seat square groove penetrates through the outside of the trimming die seat.

[0014] Optionally, the inside of the corrector body below the square hole punch is provided with a correction square groove, and the correction square groove penetrates through the outside of the corrector body.

[0015] Optionally, the bottom end of the connecting bottom plate is symmetrically mounted with T-shaped grooves, and the T-shaped grooves penetrate to the outside of the connecting bottom plate.

[0016] Compared with the prior art, the beneficial effects of the composite trimming die are that: the composite trimming die not only realizes the composite trimming and four-square hole punching of the lengthened valve cover, but also realizes the composite trimming process, which is convenient for correcting and improving product precision, reduces the occurrence rate of defective products, speeds up the production speed, shortens the delivery period, improves the forging production efficiency, and reduces the production personnel and equipment investment cost.

[0017] When in use, the valve cover forging body is placed inside the trimming concave die, the valve cover forging body is supported by the corrector body, the punch fixing plate is connected with the external equipment, the connecting bottom plate is connected with the external equipment, when trimming is carried out, the punch fixing plate drives the trimming convex die to move downwards, the punch fixing plate drives the pull rod to move downwards, the corrector bottom plate supports the pull rod to slide, the connecting bottom plate supports the corrector bottom plate through the trimming die bottom plate, the trimming die bottom plate supports the trimming die seat through the limiting block, the trimming die seat supports the trimming concave die, under the cooperation of the trimming convex die and the trimming concave die, the valve cover forging body is conveniently trimmed and formed, under the support of the corrector bottom plate to the square hole punch, the square hole punch is used for forming a square groove in the valve cover forging body, under the cooperation of the concave square groove and the die seat square groove, the valve cover forging body and the corrector body are conveniently clamped together, and the corrector body plays a correcting role. BRIEF DESCRIPTION OF DRAWINGS

[0018] The accompanying drawings, which are incorporated herein and constitute part of the specification, illustrate embodiments of the application and, together with the description, further serve to explain the principles of the application and to enable a person skilled in the relevant art to make and use the application.

[0019] Figure 1 It is a three-dimensional sectional structure schematic view of the utility model;

[0020] Figure 2 It is a three-dimensional explosion structure schematic view of the utility model;

[0021] Figure 3 It is a three-dimensional structure schematic view of the utility model;

[0022] Figure 4 It is a three-dimensional structure schematic view of the utility model;

[0023] Figure 5 It is a three-dimensional structure schematic view of the utility model;

[0024] Figure 6 It is a three-dimensional structure schematic view of the utility model;

[0025] Figure 7 It is a three-dimensional structure schematic view of the utility model;

[0026] Figure 8 It is a three-dimensional structure schematic view of the utility model.

[0027] Reference signs:

[0028] 1 punch fixing plate; 2 trimming punch; 3 pull rod; 4 trimming die; 5 trimming die holder; 6 corrector bottom plate; 7 limiting block; 8 connecting bottom plate; 9 trimming die bottom plate; 10 square hole punch; 11 corrector body; 12 valve cover forged body; 13 forged square groove; 14 die square groove; 15 die holder square groove; 16 correction square groove; 17 T-shaped groove; 18 signboard.

[0029] As shown in the drawings, in order to clearly realize the structure of the embodiments of the utility model, specific structures and devices are marked in the drawings, but this is only for the need of illustration, and is not intended to limit the utility model in the specific structure, device and environment. According to specific needs, those skilled in the art can adjust or modify these devices and environment. DETAILED DESCRIPTION

[0030] A lengthened valve cover with correction composite trimming die provided by the utility model is described in detail below in combination with the drawings and specific embodiments. It is explained here that in order to make the embodiments more detailed, the following embodiments are the best, preferred embodiments, and other alternative ways can also be used by those skilled in the art to implement some known technologies, and the drawings are only used to more specifically describe the embodiments, and are not intended to specifically limit the utility model.

[0031] It should be noted that in the specification, "one embodiment", "embodiment", "exemplary embodiment", "some embodiments" and the like indicate that the described embodiments can include specific features, structures or characteristics, but not necessarily every embodiment includes the specific features, structures or characteristics. In addition, when a specific feature, structure or characteristic is described in combination with an embodiment, it should be within the knowledge of those skilled in the related art to realize this feature, structure or characteristic in combination with other embodiments (whether or not explicitly described).

[0032] Generally, the terms can be understood at least partly from the use in the context. For example, depending at least partly on the context, the term "one or more" used herein can be used to describe any feature, structure or characteristic in the singular sense or can be used to describe a combination of features, structures or characteristics in the plural sense. In addition, the term "based on" can be understood as not necessarily conveying a set of exclusive factors, but can instead allow the existence of other factors not necessarily explicitly described, at least partly depending on the context.

[0033] It is understood that the meanings of “on”, “above”, and “above” in this utility model should be interpreted in the broadest manner, such that “on” not only means “directly on” something, but also includes the meaning of being “on” something with an intervening feature or layer, and that “above” or “above” not only means “on” something, but also includes the meaning of being “on” something without an intervening feature or layer.

[0034] Furthermore, spatially related terms such as “below,” “under,” “lower,” “above,” and “upper” are used herein for convenience to describe the relationship of one element or feature to one or more other elements or features, as illustrated in the accompanying drawings. Spatially related terms are intended to cover different orientations in the use or operation of the device other than those depicted in the accompanying drawings. The device may be oriented in other ways, and the spatially related descriptive terms used herein can be interpreted similarly.

[0035] like Figures 1 to 8 As shown, an embodiment of this utility model provides an extended valve cover with a corrective composite trimming die, including a punch fixing plate 1 and a trimming punch 2. The trimming punch 2 is installed at the center of the bottom end of the punch fixing plate 1. A connecting base plate 8 is provided on the outside of the punch fixing plate 1. A trimming die base plate 9 is installed at the center of the top end of the connecting base plate 8. A corrector base plate 6 is installed at the top end of the trimming die base plate 9. A corrector body 11 is installed at the center of the top end of the corrector base plate 6. A trimming die seat 5 is provided on the outside of the punch fixing plate 1 on one side of the corrector body 11. An identification plate 18 is installed on the side wall of the trimming punch 2.

[0036] The top of the trimming die holder 5 is equipped with a trimming die 4, and the trimming die holder 5 is fixedly connected to the trimming die 4. The bottom of the punch fixing plate 1 is symmetrically equipped with a pull rod 3, and the pull rod 3 extends to the outside of the corrector base plate 6, and the pull rod 3 is slidably connected to the corrector base plate 6.

[0037] Two sets of limiting blocks 7 are symmetrically installed at the bottom end of the cutting mold base 5 on one side of the corrector base plate 6. The top end of the limiting block 7 is connected to the cutting mold base 5, and the bottom end of the limiting block 7 is connected to the cutting mold base plate 9.

[0038] A square hole punch 10 is installed on the top of the calibrator base plate 6 on one side of the calibrator body 11, and the square hole punch 10 is fixedly connected to the calibrator base plate 6. A valve cover forging body 12 is provided on the outside of the punch fixing plate 1 above the trimming die 4. A forging square groove 13 is provided inside the valve cover forging body 12, and both ends of the forging square groove 13 penetrate through the outside of the valve cover forging body 12.

[0039] The inside of the trimming die 4 below the valve cover forging body 12 is provided with a die square groove 14, and the die square groove 14 penetrates the outside of the trimming die 4, the inside of the trimming die holder 5 below the die square groove 14 is provided with a die holder square groove 15, and the die holder square groove 15 penetrates the outside of the trimming die holder 5, the inside of the corrector body 11 below the square hole punch 10 is provided with a correction square groove 16, and the correction square groove 16 penetrates the outside of the corrector body 11, and the bottom end of the connecting bottom plate 8 is symmetrically provided with a T-shaped groove 17, and the T-shaped groove 17 penetrates to the outside of the connecting bottom plate 8.

[0040] When in use, the valve cover forging body 12 is placed in the inside of the trimming die 4, the valve cover forging body 12 is supported by the corrector body 11, the punch fixing plate 1 is connected with the external equipment, the connecting bottom plate 8 is connected with the external equipment, when trimming is carried out, the punch fixing plate 1 drives the trimming punch 2 to move downward, the punch fixing plate 1 drives the pull rod 3 to move downward, the corrector bottom plate 6 supports the pull rod 3 to slide, the connecting bottom plate 8 supports the corrector bottom plate 6 through the trimming die bottom plate 9, the trimming die bottom plate 9 supports the trimming die holder 5 through the limiting block 7, the trimming die holder 5 supports the trimming die 4, under the cooperation of the trimming punch 2 and the trimming die 4, the valve cover forging body 12 is conveniently trimmed and formed, under the support of the corrector bottom plate 6 to the square hole punch 10, the square hole punch 10 forms a square groove in the inside of the valve cover forging body 12, under the cooperation of the die square groove 14 and the die holder square groove 15, the valve cover forging body 12 is conveniently clamped together with the corrector body 11, the corrector body 11 plays a correcting role, the punch fixing plate 1 and the trimming punch 2 are fixed together for trimming and punching the square groove 13 of the valve cover forging body 12 and cooperating with the corrector body 11 for correction, the pull rod 3 connects the corrector bottom plate 6 for taking out the valve cover forging body 12 after composite trimming and cooperating with the corrector body 11 to correct the composite trimming, the worker is conveniently clamped and transferred in sequence, the die square groove 14 and the die holder square groove 15 are consistent in the cavity, the limiting block 7 is used to connect the trimming die bottom plate 9 and the trimming die holder 5 and limit the corrector bottom plate 6 to prevent the valve cover forging body 12 from being tilted when taken out, the height of the square hole punch 10 is two to three centimeters lower than the height of the trimming die 4 knife edge, to ensure that the square hole is punched after trimming, the connecting bottom plate 8 is designed with a universal T-shaped groove 17 which can be connected with various equipment for convenient installation, the signboard 18 is inlaid with the furnace number and the forging batch number, which is convenient for replacing and composite trimming and marking, realizes the composite trimming and punching of the elongated valve cover, realizes the composite trimming process of the composite trimming and punching of the four square holes, facilitates convenient correction, facilitates correction during trimming to improve product precision, reduces the incidence of defective products, speeds up production, shortens delivery period, improves forging production efficiency, reduces production personnel and equipment investment cost.

[0041] The technical scheme of the utility model provides the working principle as follows: when in use, the punch fixed plate 1 and the trimming convex die 2 are fixed together for trimming the valve cover forge piece body 12 and punching the square groove 13 of the forge piece and cooperating with the corrector body 11 to correct, the pull rod 3 connects the corrector bottom plate 6 for cooperating with the corrector body 11 to take out the valve cover forge piece body 12 after trimming to facilitate the worker to clamp and take the sequence, the concave die square groove 14 and the die seat square groove 15 are consistent in cavity, the limiting block 7 is used for connecting the trimming die bottom plate 9 and the trimming die seat 5 and limiting the corrector bottom plate 6 to prevent the valve cover forge piece body 12 from inclining when being taken out, the square hole punch 10 is two to three centimeters lower than the trimming concave die 4 in height, so as to ensure that the trimming is carried out first and then the square hole is punched, the connecting bottom plate 8 is designed with the universal T-shaped groove 17 and can be connected with various equipment to facilitate installation, the signboard 18 is inlaid with the furnace number and the forging batch number, so as to facilitate replacement and mark when trimming, and the use work of the trimming die is completed.

[0042] The utility model covers any substitution, modification, equivalent method and scheme made on the essence and range of the utility model. In order to make the public have the thorough understanding of the utility model, the specific details are explained in the following preferred embodiment of the utility model, and the utility model can be completely understood without the description of these details for the person skilled in the art. In addition, in order to avoid unnecessary confusion to the essence of the utility model, the well-known method, process, flow, element and circuit etc. are not explained in detail.

[0043] The above only is the preferred implementation mode of the utility model, and it should be pointed out that for ordinary technical personnel in the prior art, under the premise that the principle of the utility model is not departed from, a plurality of improvements and refinements can also be made, and these improvements and refinements should be regarded as the protection range of the utility model.

Claims

1. An extended headband correction compound trim die characterized by: Including punch fixed plate and trimming punch, the bottom end of the punch fixed plate is provided with trimming punch at the center position, the outside of the punch fixed plate is provided with connecting bottom plate, the top end of the connecting bottom plate is provided with trimming die bottom plate at the center position, the top end of the trimming die bottom plate is provided with corrector bottom plate, the top end of the corrector bottom plate is provided with corrector body at the center position, the outside of the punch fixed plate on one side of the corrector body is provided with trimming die seat, and the side wall of the trimming punch is provided with signboard.

2. The extended valve cover strap calibrating compound trim die of claim 1, wherein: The top end of the trimming die seat is provided with trimming die, and the trimming die seat and the trimming die are fixedly connected.

3. The extended valve cover strap correction compound trim die of claim 1, wherein: The bottom end of the punch fixed plate is symmetrically provided with pull rod, the pull rod extends to the outside of the corrector bottom plate, and the pull rod and the corrector bottom plate are slidably connected.

4. The extended valve cover strap correction compound trim die of claim 1, wherein: The bottom end of the trimming die seat on one side of the corrector bottom plate is symmetrically provided with two groups of limiting blocks, the top end of the limiting block is connected with the trimming die seat, and the bottom end of the limiting block is connected with the trimming die bottom plate.

5. The extended valve cover strap correction compound trim die of claim 1 wherein: The top end of the corrector bottom plate on one side of the corrector body is provided with square hole punch, and the square hole punch and the corrector bottom plate are fixedly connected.

6. The extended valve cover strap correction compound trim die of claim 2, wherein: The outside of the punch fixed plate above the trimming die is provided with valve cover forging body, the inside of the valve cover forging body is provided with forging square groove, and the both ends of the forging square groove penetrate the outside of the valve cover forging body.

7. The extended valve cover strap correction compound trim die of claim 6, wherein: The inside of the trimming die below the valve cover forging body is provided with die square groove, and the die square groove penetrates the outside of the trimming die.

8. The extended valve cover strap correction compound trim die of claim 7, wherein: The inside of the trimming die seat below the die square groove is provided with die seat square groove, and the die seat square groove penetrates the outside of the trimming die seat.

9. The extended valve cover strap correction compound trim die of claim 5, wherein: The inside of the corrector body below the square hole punch is provided with correction square groove, and the correction square groove penetrates the outside of the corrector body.

10. The extended valve cover strap correction compound trim die of claim 1, wherein: The bottom end of the connecting bottom plate is symmetrically provided with T-shaped groove, and the T-shaped groove penetrates to the outside of the connecting bottom plate.

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