Automobile metal plate stamping die

Abstract

The utility model discloses an automobile metal plate stamping die which comprises a base, a lower die is arranged below the base, an upper die is arranged above the lower die, and the lower die is provided with a movable unit. The movable unit comprises a spring, a vertical rod, a fixing piece, a first electric push rod, a second electric push rod, a sliding block, a limiting groove and a movable groove. The utility model relates to the technical field of stamping dies, through the cooperation among a spring, a vertical rod and a sliding groove, after a die in a lower grinding tool is stamped and formed, redundant blanks and the formed die are in a segmented state, and then the lower grinding tool is driven under the acting force of the spring to drive the die to rebound reversely, so that the die is formed. The lower mold and the mold piece in the lower mold are ejected out of the base, and the blank pieces around the lower mold are in a fixed state at the top of the base, so that the mold piece is automatically separated from the redundant blank pieces, workers do not need to manually demold, and the working difficulty of the workers is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of stamping dies, in particular to an automobile sheet metal stamping die. Background Art

[0002] Stamping dies are the most commonly used equipment in the production of automotive sheet metal. Stamping dies are special process equipment used to process materials (metal or non-metal) into parts (or semi-finished products) during cold stamping. They are called cold stamping dies (commonly known as cold stamping dies). Stamping is a pressure processing method that uses a die installed on a press to apply pressure to the material at room temperature to separate or plastically deform it, thereby obtaining the desired parts.

[0003] After the die is stamped and formed in the prior art, the staff is required to manually separate the formed die from the redundant blank.

[0004] Most of the existing automobile sheet metal stamping devices are manually demoulded by workers after stamping. The manual demoulding process increases the difficulty of the work and is easy to cut the fingers of the workers, reducing the work efficiency. Utility Model Content

[0005] In view of the deficiencies in the prior art, the utility model provides an automobile sheet metal stamping die, which solves the problem that most of the existing automobile sheet metal stamping devices require manual demoulding by workers after stamping, which increases the difficulty of the work and is also easy to cut the fingers of the workers, thereby reducing the work efficiency.

[0006] To achieve the above-mentioned purpose, the utility model is implemented through the following technical solutions: an automobile sheet metal stamping die, comprising a base, a lower die is arranged below the base, an upper die is arranged above the lower die, and the lower die is provided with a movable unit; the movable unit comprises a spring, a vertical rod, a fixing part, a first electric push rod, a second electric push rod, a sliding block, a limiting groove and a movable groove; the movable groove is opened below the base, the inner wall of the movable groove is fixedly connected to the first electric push rod, the output end of the first electric push rod is fixedly connected to the fixing part, the outer wall of the fixing part is movably connected to the inner wall of the movable groove, and the second electric push rod is fixedly connected to the fixing part. Vertical rods are provided on both sides above an electric push rod, a spring is sleeved on the outer wall of the vertical rod, the bottom of the spring is fixedly connected to the outer wall of the vertical rod, the top of the spring is fixedly connected to the bottom of the lower mold, the outer wall of the vertical rod is movably connected to the bottom of the lower mold, a limiting groove is provided on one side of the spring, the limiting groove is opened on the base, a slider is slidably engaged with the inner wall of the limiting groove, the slider is fixedly connected to the side wall of the lower mold, a second electric push rod is provided above the movable groove, the output end of the second electric push rod is fixedly connected to the top of the upper mold, and the second electric push rod is fixedly connected to the top of the base.

[0007] Preferably, the inner wall of the lower mold is provided with a plurality of through holes, a connecting tube is provided below the through holes, the top of the connecting tube is connected with the inner wall of the base, the outer wall of the connecting tube passes through the movable groove, and a first air pump is installed at the bottom of the connecting tube, and the first air pump is installed at the bottom of the base.

[0008] Preferably, a suction cup is provided on the back side of the upper mold, and the back side of the suction cup is connected to a second air pump, and the second air pump is installed on one side of the top of the base.

[0009] Preferably, a mechanical arm is installed on the top of the suction cup, a driving device is installed on the bottom of the mechanical arm, and the driving device is installed on one side of the outer wall of the base.

[0010] Preferably, push plates are provided on both sides of the suction cup, the back side of the push plates is fixedly connected to a third electric push rod, and the third electric push rod is fixedly connected to the front side of the base. Beneficial Effects

[0011] The utility model provides an automobile sheet metal stamping die, which has the following beneficial effects: the automobile sheet metal stamping die, through the cooperation between the spring, the vertical rod and the slide groove, after the mold in the lower mold is stamped and formed, the redundant blank and the formed mold are already in a separated state, and then the lower mold is driven by the action force of the spring to drive the mold to rebound in the opposite direction, so that the lower mold and the mold inside it are pushed out of the interior of the base, and the blanks around it are in a fixed state on the top of the base, so that the mold is automatically separated from the redundant blank, and there is no need for the staff to perform manual demolding, thereby reducing the work difficulty of the staff.

[0012] Through the cooperation among the first air pump, the connecting pipe and the through hole, the stamped module can be fixed in the process of the spring pushing the lower mold out of the base to prevent the module from jumping out and making it difficult to fix and move it by the suction cup later. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 for Figure 1 Schematic diagram of the structure of the middle spring, vertical rod and lower mold;

[0015] Figure 3 for Figure 1 Schematic diagram of the structure of the middle suction cup, mechanical arm and push plate;

[0016] Figure 4 It is a schematic diagram of the appearance of the utility model.

[0017] In the figure: 1, base, 2, connecting pipe, 3, first air pump, 4, first electric push rod, 5, through hole, 6, lower mold, 7, vertical rod, 8, spring, 9, suction cup, 10, upper mold, 11, second electric push rod, 12, second air pump, 13, push plate, 14, mechanical arm, 15, driving device, 16, limiting groove, 17, slider, 18, third electric push rod, 19, fixing part, 20, movable groove. DETAILED DESCRIPTION

[0018] 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.

[0019] Most of the existing automobile sheet metal stamping devices are manually demoulded by workers after stamping. The manual demoulding process increases the difficulty of the work and is easy to cut the fingers of the workers, reducing the work efficiency.

[0020] In view of this, the utility model provides an automobile sheet metal stamping die. Through the cooperation between the spring, the vertical rod and the slide groove, after the mold in the lower mold is stamped and formed, the excess blank and the formed mold are already in a separated state, and then the lower mold is driven by the action of the spring to drive the mold to rebound in the opposite direction, so that the lower mold and the mold inside it are pushed out of the interior of the base, and the blanks around it are in a fixed state on the top of the base, so that the mold is automatically separated from the excess blank, and the staff does not need to perform manual demolding, thereby reducing the work difficulty of the staff.

[0021] By those skilled in the art, the components in this case are connected in sequence. The specific connection and operation sequence should refer to the following working principle. The detailed connection means are well-known technologies in the art. The following mainly introduces the working principle and process.

[0022] Embodiment 1: Figure 1 , Figure 2 and Figure 4It can be seen that an automobile sheet metal stamping die comprises a base 1, a lower die 6 is arranged below the base 1, an upper die 10 is arranged above the lower die 6, and the lower die 6 is provided with a movable unit; the movable unit comprises a spring 8, a vertical rod 7, a fixing part 19, a first electric push rod 4, a second electric push rod 11, a slider 17, a limiting groove 16 and a movable groove 20; the movable groove 20 is arranged below the base 1, the inner wall of the movable groove 20 is fixedly connected with the first electric push rod 4, the output end of the first electric push rod 4 is fixedly connected with the fixing part 19, the outer wall of the fixing part 19 is movably connected with the inner wall of the movable groove 20, vertical rods 7 are arranged on both sides above the first electric push rod 4, the outer wall of the vertical rod 7 is sleeved with a spring 8, the bottom of the spring 8 is fixedly connected with the outer wall of the vertical rod 7, and through the cooperation between the spring 8 and the vertical rod 7, when the lower die 6 moves downward, the spring 8 can be compressed, and when After the lower mold 6 is no longer subjected to the force, the lower mold 6 can be driven to rebound in the opposite direction under the action of the spring 8, so that the stamping mold is separated from the redundant blank. The top of the spring 8 is fixedly connected to the bottom of the lower mold 6, and the outer wall of the vertical rod 7 is movably connected to the bottom of the lower mold 6. A limiting groove 16 is provided on one side of the spring 8. The limiting groove 16 is provided on the base 1. The inner wall of the limiting groove 16 is slidably connected with a slider 17. The function of the limiting groove 16 and the slider 17 is to limit the position between the lower mold 6 and the base 1. The slider 17 is fixedly connected to the side wall of the lower mold 6. A second electric push rod 11 is provided above the movable groove 20. The models of the first electric push rod 4 and the second electric push rod 11 are not limited, and they can meet the use requirements. The output end of the second electric push rod 11 is fixedly connected to the top of the upper mold 10, and the second electric push rod 11 is fixedly connected to the top of the base 1.

[0023] In the specific implementation process, it is worth pointing out that, through the cooperation between the spring 8 and the vertical rod 7, when the lower mold 6 moves downward, the spring 8 can be compressed, and when the lower mold 6 is no longer subjected to the force, the lower mold 6 can be driven to rebound in the reverse direction under the action of the spring 8, so that the stamping mold is separated from the redundant blank, and the role of the limiting groove 16 and the slider 17 is to limit the lower mold 6 and the base 1;

[0024] Furthermore, a plurality of through holes 5 are provided on the inner wall of the lower mold 6, a connecting pipe 2 is provided below the through hole 5, the top of the connecting pipe 2 is connected to the inner wall of the base 1, the outer wall of the connecting pipe 2 passes through the movable groove 20, and a first air pump 3 is installed at the bottom of the connecting pipe 2. The model of the first air pump 3 is not limited, and it can meet the use requirements. When the staff starts the power supply of the first air pump 3, the first air pump 3 pumps the air below the lower mold 6 out of the base 1, thereby fixing the lower mold 6 and the stamping mold. The first air pump 3 is installed at the bottom of the base 1;

[0025] In the specific implementation process, it is worth pointing out that the model of the first air pump 3 is not limited, as long as it meets the use requirements. When the staff starts the power supply of the first air pump 3, the first air pump 3 pumps the air under the lower mold 6 out of the base 1, thereby fixing the lower mold 6 and the stamping mold;

[0026] Specifically, when using the automobile sheet metal stamping die, after the sheet blank is placed on the top of the base 1, the power supply of the first electric push rod 4 is started, and the output end of the first electric push rod 4 is used to drive the fixing member 19 to move downward, and then the blank can be fixed on the base 1 by the movement of the fixing member 19, and then the output end of the second electric push rod 11 drives the upper mold 10 to move downward, and through the downward movement of the upper mold 10, the middle part of the blank can be stamped into the interior of the lower mold 6, and the lower mold 6 compresses the spring 8 under the action of gravity and moves downward, so that the blank located inside the lower mold 6 is separated from the blank at the edge, and then the air in the lower mold 6 is sucked by the first air pump 3, so that the formed mold is fixed inside the lower mold 6, and when the upper mold 10 is away from the lower mold 6, the lower mold 6 is no longer subjected to the action of the force, so under the action of the spring 8, the lower mold 6 is driven to rebound in the opposite direction, thereby further improving the separation effect of the mold stamped and formed inside the lower mold 6 and the excess blank, so that the two are completely separated.

[0027] Embodiment 2: By Figure 1 and Figure 3 It can be seen that a suction cup 9 is provided on the back of the upper mold 10, and the back of the suction cup 9 is connected to a second air pump 12. The model of the second air pump 12 is not limited, and it can meet the use requirements. The function of the second air pump 12 is to form a negative pressure state inside the suction cup 9, fix the first stamping molded module, and the second air pump 12 is installed on the top side of the base 1;

[0028] In the specific implementation process, it is worth pointing out that the model of the second air pump 12 is not limited, as long as it meets the use requirements. The function of the second air pump 12 is to form a negative pressure state inside the suction cup 9 to fix the stamped module;

[0029] Furthermore, a mechanical arm 14 is installed on the top of the suction cup 9. The function of the mechanical arm 14 is to facilitate driving the suction cup 9 to move. A driving device 15 is installed at the bottom of the mechanical arm 14. A power mechanism is arranged inside the driving device 15. The purpose is to facilitate driving the mechanical arm 14 to move, so as to move the stamped molded module to the next processing location. The driving device 15 is installed on one side of the outer wall of the base 1;

[0030] In the specific implementation process, it is worth pointing out that a power mechanism is provided inside the driving device 15, the purpose of which is to facilitate driving the mechanical arm 14 to move, thereby moving the stamped molded module to the next processing location;

[0031] Further, push plates 13 are provided on both sides of the suction cup 9. The function of the push plates 13 is to facilitate driving the excess blank waste out of the top of the base 1, so that the base 1 can perform stamping processing on the next blank. The back of the push plate 13 is fixedly connected to a third electric push rod 18, and the third electric push rod 18 is fixedly connected to the front of the base 1.

[0032] In the specific implementation process, it is worth pointing out that the function of the push plate 13 is to facilitate driving the excess blank waste out of the top of the base 1, so that the base 1 can perform stamping processing on the next blank;

[0033] Specifically, based on the above embodiment, after the mold is stamped and formed, the robot arm 14 drives the suction cup 9 to move to the top of the formed molded mold, and then uses the driving device 15 to drive the suction cup 9 to drive the mold to move out of the top of the base 1. At this time, the waste remaining in the blank remains on the top of the base 1. At this time, the first electric push rod 4 is started, and the first electric push rod 4 is used to drive the fixing part 19 to move, so that the limit between the blank and the base 1 is lost, and then under the action of the third electric push rod 18, the push plate 13 is driven to move to push the blank out of the top of the base 1.

[0034] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions. The sentence "includes an element defined by ... does not exclude the existence of other identical elements in the process, method, article or device including the element".

[0035] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An automobile sheet metal stamping die, comprising a base (1), characterized in that: A lower mold (6) is arranged below the base (1), an upper mold (10) is arranged above the lower mold (6), and the lower mold (6) is provided with a movable unit; The movable unit comprises a spring (8), a vertical rod (7), a fixing member (19), a first electric push rod (4), a second electric push rod (11), a sliding block (17), a limiting groove (16) and a movable groove (20); The movable groove (20) is opened below the base (1); the inner wall of the movable groove (20) is fixedly connected to a first electric push rod (4); the output end of the first electric push rod (4) is fixedly connected to a fixing member (19); the outer wall of the fixing member (19) is movably connected to the inner wall of the movable groove (20); vertical rods (7) are provided on both sides above the first electric push rod (4); the outer wall of the vertical rod (7) is sleeved with a spring (8); the bottom of the spring (8) is fixedly connected to the outer wall of the vertical rod (7); the top of the spring (8) is fixedly connected to the bottom of the lower mold (6); The outer wall of the vertical rod (7) is movably connected to the bottom of the lower mold (6), a limiting groove (16) is provided on one side of the spring (8), the limiting groove (16) is opened on the base (1), a slider (17) is slidably engaged with the inner wall of the limiting groove (16), the slider (17) is fixedly connected to the side wall of the lower mold (6), a second electric push rod (11) is provided above the movable groove (20), an output end of the second electric push rod (11) is fixedly connected to the top of the upper mold (10), and the second electric push rod (11) is fixedly connected to the top of the base (1).

2. The automotive sheet metal stamping die according to claim 1, characterized in that: The inner wall of the lower mold (6) is provided with a plurality of through holes (5), a connecting pipe (2) is provided below the through holes (5), the top of the connecting pipe (2) is connected to the inner wall of the base (1), the outer wall of the connecting pipe (2) passes through the movable groove (20), and a first air pump (3) is installed at the bottom of the connecting pipe (2), and the first air pump (3) is installed at the bottom of the base (1).

3. The automobile sheet metal stamping die according to claim 1, characterized in that: A suction cup (9) is provided on the back of the upper mold (10), and the back of the suction cup (9) is connected to a second air pump (12), and the second air pump (12) is installed on one side of the top of the base (1).

4. The automobile sheet metal stamping die according to claim 3, characterized in that: A mechanical arm (14) is installed on the top of the suction cup (9), a driving device (15) is installed on the bottom of the mechanical arm (14), and the driving device (15) is installed on one side of the outer wall of the base (1).

5. The automobile sheet metal stamping die according to claim 3, characterized in that: Push plates (13) are provided on both sides of the suction cup (9), a third electric push rod (18) is fixedly connected to the back of the push plate (13), and the third electric push rod (18) is fixedly connected to the front of the base (1).

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