An ejection mechanism for stamping processing of automobile radar bottom plate

Abstract

The utility model discloses an ejection mechanism for stamping processing of automobile radar bottom plate, which relates to the technical field of ejection mechanism, and is designed to solve the problem of poor practicality in the prior art that an additional power source is required to drive the ejection mechanism during the ejection in the stamping production of automobile radar bottom plate. A lower mold is fixedly installed above the mold bottom plate, an upper mold is arranged above the lower mold, a mold top plate is fixedly installed above the upper mold, a bottom cavity is arranged at the bottom of the lower mold, a mounting bottom plate is arranged inside the bottom cavity, a counterweight is fixedly installed below the mounting bottom plate, a compression spring is fixedly installed above the mounting bottom plate, a fixed plate is fixedly installed above the compression spring, an ejection rod is fixedly installed above the fixed plate, side holes are symmetrically arranged on both sides of the lower mold along both sides of the bottom cavity, and linkage mechanisms are symmetrically arranged on both sides of the lower mold.

Description

Technical Field

[0001] The utility model relates to the technical field of ejection mechanisms, in particular to an ejection mechanism for stamping processing of a bottom plate of an automobile radar. Background Art

[0002] The automotive radar base plate usually refers to a part of the automotive radar system, especially a part of the laser radar system. The base plate plays the role of supporting and fixing the laser radar in the laser radar system to ensure that it is stably installed on the car. The automotive radar base plate is generally prepared by stamping plates during production and processing;

[0003] For example, the authorized patent with announcement number CN214161199U (an ejection device for an automobile stamping die) comprises: a bottom plate, the bottom plate is arranged in the lower mold plate of the stamping die through a support, the bottom plate is provided with a positioning block and ejection plates distributed around, a telescopic cylinder for driving the ejection plate to move up and down is also provided under the ejection plate, and the ejection plate is a square plate;

[0004] Although the above-mentioned prior art is convenient for ejecting the product from the stamping die by driving the ejection plate through the telescopic cylinder, it requires an additional power source to drive the ejection mechanism during the ejection in the stamping production of the automobile radar bottom plate, which has poor practicality. Therefore, the market urgently needs to develop an ejection mechanism for automobile radar bottom plate stamping processing to help people solve the existing problems. Utility Model Content

[0005] The utility model aims to provide an ejection mechanism for stamping processing of automobile radar bottom plate, so as to solve the problem of poor practicality that an additional power source is required to drive the ejection mechanism during the ejection of automobile radar bottom plate stamping production proposed in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an ejection mechanism for stamping a bottom plate of an automobile radar, comprising a mold bottom plate, a lower mold is fixedly installed on the top of the mold bottom plate, an upper mold is arranged on the top of the lower mold, a mold top plate is fixedly installed on the top of the upper mold, a bottom cavity is arranged at the bottom of the lower mold, a mounting bottom plate is arranged inside the bottom cavity, a counterweight is fixedly installed below the mounting bottom plate, a compression spring is fixedly installed above the mounting bottom plate, a fixing plate is fixedly installed above the compression spring, an ejection rod is fixedly installed above the fixing plate, side holes are symmetrically arranged on both sides of the lower mold along both sides of the bottom cavity, linkage mechanisms are symmetrically arranged on both sides of the lower mold, transmission plates are symmetrically fixedly installed on both sides of the lower mounting bottom plate, the transmission plates pass through the interior of the lower mold through the side holes, and the linkage mechanism comprises a vertical plate, an upper guide rod, a lower guide rod, a baffle plate 1, a baffle plate 2, a strip block 1 and a strip block 2.

[0007] Preferably, the first strip block is fixedly installed above one side of the vertical plate, the second strip block is fixedly installed below one side of the vertical plate, a sliding hole is provided inside the vertical plate, the first baffle plate is fixedly installed on one side of the upper guide rod, the upper guide rod passes through the vertical plate through the sliding hole and is fixedly connected to the upper mold, the second baffle plate is fixedly installed on one side of the lower guide rod, the lower guide rod passes through the vertical plate through the sliding hole and is fixedly connected to the lower mold.

[0008] Preferably, a die cavity is arranged on the upper end surface of the lower die, and the number of die cavities is multiple, and a stamping die head is fixedly installed below the upper die, and the number of stamping die heads is multiple.

[0009] Preferably, a block groove is provided inside the lower mold along the bottom of the mold cavity, and the block groove is connected to the mold cavity. A rod hole is provided inside the lower mold along the bottom of the block groove, and the rod hole is connected to the block groove, and the rod hole is connected to the bottom cavity.

[0010] Preferably, the upper end of the ejector rod extends into the rod hole, an ejector block is provided inside the block groove, and the ejector block is fixedly connected to the ejector rod, the ejector block is arranged in an inverted cone shape, and the upper end surface of the ejector block is flush with the bottom surface of the mold cavity.

[0011] Preferably, guide pillars are fixedly installed at the four corners above the lower mold, and a guide groove is arranged on the lower end surface of the upper mold, and there are four guide grooves, and the four guide grooves correspond to the positions of the four guide pillars respectively.

[0012] Preferably, slots are symmetrically arranged inside the mold bottom plate along two sides of the lower mold.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The utility model symmetrically arranges a linkage mechanism on both sides of the lower mold, and the linkage mechanism includes a vertical plate, an upper guide rod, a lower guide rod, a baffle plate 1, a baffle plate 2, a strip block 1 and a strip block 2. After the stamping process of the automobile radar bottom plate is completed, the upper mold can drive the transmission plate to move up after moving a certain distance upward. Through the transmission of the installation bottom plate, the compression spring and the fixed plate, the ejector rod can be driven to move upward to eject the stamped automobile radar bottom plate, which is convenient for removing the automobile radar bottom plate, and realizes the automatic driving ability of the ejector mechanism when the upper mold and the lower mold are separated. Furthermore, through the linkage method, the automatic ejection ability of the automobile radar bottom plate is realized, so that the ejector mechanism does not need an external power source to drive, which increases the convenience of unloading the automobile radar bottom plate and increases practicality.

[0015] 2. The utility model has an ejection block fixedly installed above the ejection rod, and the ejection block is arranged in an inverted cone shape, so that the arrangement of the ejection block can increase the contact area between the ejection mechanism and the automobile radar bottom plate, increase the force area of ​​the automobile radar bottom plate when being ejected, prevent the automobile radar bottom plate from being deformed during ejection, and facilitate the stable ejection of the automobile radar bottom plate.

[0016] 3. The utility model arranges four guide pillars above the lower mold and correspondingly arranges four guide grooves on the lower end surface of the upper mold, so that when the upper mold and the lower mold are closed, the upper mold can be guided by the cooperation of the guide pillars and the guide grooves, so that the upper mold and the lower mold can be accurately closed, which is beneficial to the stamping processing of the automobile radar base plate and increases practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of an ejection mechanism for stamping processing of a car radar bottom plate of the utility model;

[0018] Figure 2 It is a cross-sectional view of an ejection mechanism for stamping processing of a car radar bottom plate of the utility model;

[0019] Figure 3 It is a schematic diagram of the linkage mechanism of the utility model;

[0020] Figure 4 It is an enlarged schematic diagram of the A part of the utility model.

[0021] In the figure: 1. mold bottom plate; 101. slot hole; 2. lower mold; 201. bottom cavity; 202. side hole; 203. rod hole; 204. block groove; 3. upper mold; 301. guide groove; 4. mold top plate; 5. linkage mechanism; 501. vertical plate; 5011. sliding hole; 502. upper guide rod; 503. lower guide rod; 504. baffle plate 1; 505. baffle plate 2; 506. strip block 1; 507. strip block 2; 6. mold cavity; 7. stamping die; 8. guide column; 9. mounting bottom plate; 10. counterweight block; 11. compression spring; 12. fixing plate; 13. ejector rod; 14. ejector block; 15. transmission plate. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0023] See also Figure 1-4The utility model provides an embodiment: an ejection mechanism for stamping processing of a car radar bottom plate, comprising a mold bottom plate 1, a lower mold 2 is fixedly installed above the mold bottom plate 1, an upper mold 3 is arranged above the lower mold 2, a mold top plate 4 is fixedly installed above the upper mold 3, when the mold is in use, the mold top plate 4 is connected to an external driving device to facilitate the lifting and moving of the upper mold 3, a bottom cavity 201 is arranged at the bottom of the lower mold 2, a mounting bottom plate 9 is arranged inside the bottom cavity 201, a counterweight block 10 is fixedly installed below the mounting bottom plate 9, and the arrangement of the counterweight block 10 enables the mounting bottom plate 9 to move downward when not subjected to external force, which is conducive to the downward movement of the ejection rod 13, To facilitate the stamping processing of the automobile radar bottom plate, a compression spring 11 is fixedly installed on the top of the installation bottom plate 9, a fixing plate 12 is fixedly installed on the top of the compression spring 11, and an ejector rod 13 is fixedly installed on the top of the fixing plate 12. Side holes 202 are symmetrically arranged on both sides of the lower mold 2 along the two sides of the bottom cavity 201, and linkage mechanisms 5 are symmetrically arranged on both sides of the lower mold 2. Transmission plates 15 are symmetrically fixedly installed on both sides of the bottom of the installation bottom plate 9, and the transmission plates 15 pass through the interior of the lower mold 2 through the side holes 202. The linkage mechanism 5 includes a vertical plate 501, an upper guide rod 502, a lower guide rod 503, a baffle 1 504, a baffle 2 505, a strip 1 506 and a strip 2 507.

[0024] During use, after the stamping process of the automobile radar bottom plate is completed, the upper mold 3 can drive the transmission plate 15 to move upward after moving upward for a distance. By installing the bottom plate 9, the compression spring 11, and the transmission of the fixed plate 12, the ejection rod 13 can be driven to move upward to eject the stamped automobile radar bottom plate, which is convenient for removing the automobile radar bottom plate. The ejection mechanism realizes the automatic driving ability when the upper mold 3 and the lower mold 2 are separated. Furthermore, through the linkage method, the automatic ejection ability of the automobile radar bottom plate is realized, so that the ejection mechanism does not need an external power source to drive, which increases the convenience of unloading the automobile radar bottom plate and increases practicality.

[0025] Furthermore, strip block 1 506 is fixedly installed above one side of the vertical plate 501, strip block 2 507 is fixedly installed below one side of the vertical plate 501, a sliding hole 5011 is provided inside the vertical plate 501, baffle plate 1 504 is fixedly installed on one side of the upper guide rod 502, the upper guide rod 502 penetrates the vertical plate 501 through the sliding hole 5011 and is fixedly connected to the upper mold 3, baffle plate 2 505 is fixedly installed on one side of the lower guide rod 503, the lower guide rod 503 penetrates the vertical plate 501 through the sliding hole 5011 and is fixedly connected to the lower mold 2, the lower guide rod 503 is at a certain distance from the lowest end of the sliding hole 5011, and the action of the upper guide rod 502 and the lower guide rod 503 is beneficial to the linear stability of the movement of the vertical plate 501.

[0026] Furthermore, a die cavity 6 is arranged on the upper end surface of the lower die 2, and there are multiple die cavities 6. A stamping die head 7 is fixedly installed below the upper die 3, and there are multiple stamping die heads 7, which is beneficial to the batch stamping production of the automotive radar base plate.

[0027] Further, a block groove 204 is provided inside the lower mold 2 along the bottom of the mold cavity 6, and the block groove 204 is communicated with the mold cavity 6, a rod hole 203 is provided inside the lower mold 2 along the bottom of the block groove 204, and the rod hole 203 is communicated with the block groove 204, and the rod hole 203 is communicated with the bottom cavity 201, the upper end of the ejector rod 13 extends into the rod hole 203, an ejector block 14 is provided inside the block groove 204, and the ejector block 14 is fixedly connected to the ejector rod 13, the ejector block 14 is set to an inverted cone, the block groove 204 is also set to an inverted cone, and the upper end surface of the ejector block 14 is flush with the bottom surface of the mold cavity 6, so that the arrangement of the ejector block 14 can increase the contact area between the ejection mechanism and the automobile radar bottom plate, increase the force area when the automobile radar bottom plate is ejected, prevent the automobile radar bottom plate from being deformed during ejection, and facilitate the stable ejection of the automobile radar bottom plate.

[0028] Furthermore, guide pillars 8 are fixedly installed at the four corners above the lower mold 2, and guide grooves 301 are arranged on the lower end surface of the upper mold 3, and four guide grooves 301 are arranged, and the four guide grooves 301 correspond to the positions of the four guide pillars 8 respectively. Through the cooperation of the guide pillars 8 and the guide grooves 301, the upper mold 3 can be guided so that the upper mold 3 and the lower mold 2 can be accurately closed, which is beneficial to the stamping processing of the automobile radar base plate and increases practicality.

[0029] Furthermore, slots 101 are symmetrically arranged inside the mold base plate 1 along both sides of the lower mold 2, and the slots 101 correspond to the positions of the vertical plates 501, so that when the upper mold 3 and the lower mold 2 are closed, the vertical plates 501 can be placed in the slots 101 to prevent the vertical plates 501 from affecting the closing of the upper mold 3 and the lower mold 2.

[0030] Working principle: When in use, during the stamping process of the automobile radar bottom plate, the plate is placed on the lower mold 2, and then the mold top plate 4 is driven by an external driving device to drive the upper mold 3 to move downward to stamp the automobile radar bottom plate. After the stamping is completed, the upper mold 3 is driven to move upward. After the upper mold 3 moves up a certain distance, when the bar block 2 507 contacts the transmission plate 15, the upper mold 3 continues to move up. Through the transmission of the vertical plate 501, the transmission plate 15 will drive the installation bottom plate 9 to move upward, and then the compression spring 11 is compressed to generate tension, so that the fixed plate 12 drives the ejector rod 13 and the ejector block 14 to move upward, and the stamped automobile radar bottom plate is ejected. Through the linkage method, the automatic ejection capability of the automobile radar bottom plate is realized.

[0031] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. An ejection mechanism for stamping a car radar bottom plate, comprising a die bottom plate (1), characterized in that: A lower mold (2) is fixedly mounted above the mold bottom plate (1), an upper mold (3) is arranged above the lower mold (2), a mold top plate (4) is fixedly mounted above the upper mold (3), a bottom cavity (201) is arranged at the bottom of the lower mold (2), a mounting bottom plate (9) is arranged inside the bottom cavity (201), a counterweight (10) is fixedly mounted below the mounting bottom plate (9), a compression spring (11) is fixedly mounted above the mounting bottom plate (9), a fixing plate (12) is fixedly mounted above the compression spring (11), and a fixing plate (12) is fixedly mounted above the fixing plate (12). An ejector rod (13) is provided, and side holes (202) are symmetrically arranged on both sides of the lower mold (2) along the two sides of the bottom cavity (201), and linkage mechanisms (5) are symmetrically arranged on both sides of the lower mold (2). Transmission plates (15) are symmetrically fixedly installed on both sides below the installation base plate (9), and the transmission plates (15) pass through the interior of the lower mold (2) through the side holes (202). The linkage mechanism (5) includes a vertical plate (501), an upper guide rod (502), a lower guide rod (503), a baffle plate 1 (504), a baffle plate 2 (505), a strip block 1 (506) and a strip block 2 (507).

2. The ejection mechanism for stamping a bottom plate of an automobile radar according to claim 1, characterized in that: The strip block 1 (506) is fixedly installed above one side of the vertical plate (501), the strip block 2 (507) is fixedly installed below one side of the vertical plate (501), a sliding hole (5011) is provided inside the vertical plate (501), the baffle plate 1 (504) is fixedly installed on one side of the upper guide rod (502), the upper guide rod (502) passes through the vertical plate (501) through the sliding hole (5011) and is fixedly connected to the upper mold (3), and the baffle plate 2 (505) is fixedly installed on one side of the lower guide rod (503), the lower guide rod (503) passes through the vertical plate (501) through the sliding hole (5011) and is fixedly connected to the lower mold (2).

3. The ejection mechanism for stamping a bottom plate of an automobile radar according to claim 2, characterized in that: A die cavity (6) is arranged on the upper end surface of the lower die (2), and the die cavity (6) is arranged in plurality. A punching die head (7) is fixedly installed below the upper die (3), and the punching die head (7) is arranged in plurality.

4. The ejection mechanism for stamping a bottom plate of an automobile radar according to claim 3, characterized in that: A block groove (204) is provided inside the lower mold (2) along the bottom of the mold cavity (6), and the block groove (204) is connected to the mold cavity (6); a rod hole (203) is provided inside the lower mold (2) along the bottom of the block groove (204), and the rod hole (203) is connected to the block groove (204); and the rod hole (203) is connected to the bottom cavity (201).

5. The ejection mechanism for stamping a bottom plate of an automobile radar according to claim 4, characterized in that: The upper end of the ejector rod (13) extends into the interior of the rod hole (203); an ejector block (14) is provided inside the block groove (204); the ejector block (14) is fixedly connected to the ejector rod (13); the ejector block (14) is arranged in an inverted cone shape; and the upper end surface of the ejector block (14) is flush with the bottom surface of the mold cavity (6).

6. The ejection mechanism for stamping a bottom plate of an automobile radar according to claim 1, characterized in that: Guide pillars (8) are fixedly installed at the four corners above the lower mold (2), and a guide groove (301) is arranged on the lower end surface of the upper mold (3), and there are four guide grooves (301), and the four guide grooves (301) correspond to the positions of the four guide pillars (8) respectively.

7. The ejection mechanism for stamping a bottom plate of an automobile radar according to claim 1, characterized in that: The interior of the mold bottom plate (1) is symmetrically provided with slot holes (101) along two sides of the lower mold (2).

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