Automobile fastener stamping die

Abstract

The utility model discloses an automobile fastener stamping die which comprises a die base, two sets of supports are fixed to the top of the die base, a supporting bridge is fixed to the tops of the two sets of supports, and a lifting mechanism is installed at the bottom, close to the die base, of the supporting bridge. An upper die connecting plate of a plate-shaped structure is fixed to the bottom, close to the die base, of the lifting mechanism. Two groups of mold positioning bases are arranged between the upper mold connecting plate and the mold base, the two groups of mold positioning bases are respectively connected with the bottom of the upper mold connecting plate and the top surface of the mold base, and movable molds are connected in the mold positioning bases. According to the mold positioning base, the movable mold and the mold positioning base are connected and combined conveniently and quickly, and different molds can be replaced quickly according to requirements to meet the use requirements by arranging the cooling cabin capable of performing water cooling on the base to meet some cooling requirements of demolding after hot pressing.

Description

Technical Field

[0001] The utility model relates to the technical field of movable molds, in particular to a stamping mold for automobile fasteners. Background Art

[0002] As a product of metal material processing, stamping parts complete the processing of metal and non-metallic materials through the opening and closing of stamping dies, so that the materials can be deformed into the required structure. In the production of automobile parts, many fasteners are made by stamping dies, so an automobile fastener stamping die is used.

[0003] After searching, for example, Chinese patent literature discloses CN112605213A, a stamping die for automobile fasteners, which plays a positioning role by setting a positioning column and a positioning seat when the upper die seat moves downward. The buffer spring provided can play a buffering role to reduce the impact force, and the guide block can play a guiding and positioning role when it contacts the guide seat. The pin column plays a positioning role when the guide seat and the lower die seat are connected. However, there are still the following defects:

[0004] When the above-mentioned automobile fastener stamping die is in use, it is inconvenient to replace the stamping die, and there is no structure that can cool the die to facilitate demoulding of the stamped parts. Utility Model Content

[0005] The utility model aims to provide a stamping die for automobile fasteners, so as to solve the problem that the stamping die for automobile fasteners proposed in the above-mentioned background technology is inconvenient to replace the stamping die and there is no structure that can cool the die to facilitate demoulding of the stamped parts.

[0006] To achieve the above object, the utility model provides the following technical solutions: a stamping die for automobile fasteners, comprising a die base, two groups of brackets are fixed on the top of the die base, a support bridge is fixed on the top of the two groups of brackets, a lifting mechanism is installed on the support bridge near the bottom of the die base, and an upper die connecting plate of a plate-like structure is fixed on the lifting mechanism near the bottom of the die base;

[0007] Two groups of mold positioning bases are arranged between the upper mold connecting plate and the mold base, and the two groups of mold positioning bases are respectively connected to the bottom of the upper mold connecting plate and the top surface of the mold base. A movable mold is connected inside the mold positioning base. Two groups of lifting slide blocks are fixed at both ends of the two groups of mold positioning bases near the two groups of brackets, and the two groups of lifting slide blocks are slidably connected to the brackets.

[0008] Preferably, a limit frame of a frame structure is provided on the top of the mold positioning base, a rotating shaft is provided at the connection between one end of the limit frame and the mold positioning base, and the limit frame is rotatably connected to the mold positioning base through the rotating shaft, and the inner shape and size of the limit frame are consistent with the movable mold.

[0009] Preferably, a cooling chamber is provided at the inner bottom of the mold positioning base, vertically arranged supporting partitions are evenly distributed inside the cooling chamber, guide holes are provided on the supporting partitions, and a connecting pipe is provided on the side of the mold positioning base, and the connecting pipe is connected to the interior of the cooling chamber.

[0010] Preferably, a mounting buckle with an "L"-shaped cross-section is fixed to the bottom of one end of the limiting frame away from the rotating shaft, and a bolt is provided at the connection between the bottom of the mounting buckle and the mold positioning base.

[0011] Preferably, the top surface of the limiting frame is consistent in height with the top surface of the mold positioning base.

[0012] Preferably, two groups of sliders with strip structures are fixed in parallel on both sides of the movable mold, and the thickness of the sliders is smaller than the thickness of the movable mold, and the width of the sliders is larger than the width of the limiting frame.

[0013] Preferably, the top of the slider is connected to the limit frame, a positioning block is fixed at the connection between the bottom of the limit frame and the slider, and a limiting slot is provided at the connection between the top of the slider and the positioning block, and the width of the limiting slot is consistent with the width of the limit frame.

[0014] Preferably, a sliding groove is provided at the connection between the slider and the mold positioning base, and the movable mold is slidably connected to the mold positioning base through the slider and the sliding groove.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] By setting a mold positioning base for positioning the mold, and setting a cooling chamber for water cooling on the base, the cooling requirements for demolding after hot pressing can be met. The connection combination of the movable mold and the mold positioning base is convenient and fast, and different molds can be quickly replaced as needed to meet usage requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the main structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the side structure of the utility model;

[0019] Figure 3 It is a schematic diagram of the cross-sectional structure of the utility model;

[0020] Figure 4 It is a schematic diagram of the side cross-section structure of the utility model;

[0021] Figure 5 This is a schematic diagram of the mold positioning base structure in the utility model;

[0022] Figure 6 It is a schematic diagram of the limit frame structure in the utility model.

[0023] In the figure: 1. mold base; 2. bracket; 3. support bridge; 301. lifting mechanism; 302. upper mold connecting plate; 4. mold positioning base; 401. limit frame; 402. positioning block; 403. mounting buckle; 404. bolt; 405. cooling chamber; 406. support partition; 407. guide hole; 408. connecting pipe; 409. slide; 5. movable mold; 501. slider; 502. limit slot; 6. lifting slider; 7. rotating shaft. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0025] See also Figure 1-6 The utility model provides a stamping die for automobile fasteners, including a die base 1, a bracket 2, a support bridge 3, a lifting mechanism 301, an upper die connecting plate 302, a die positioning base 4, a limit frame 401, a positioning block 402, a mounting buckle 403, a bolt 404, a cooling chamber 405, a support partition 406, a guide hole 407, a connecting pipe 408, a slide 409, a movable die 5, a slider 501, a limit slot 502, a lifting slider 6, and a rotating shaft 7. Two groups of brackets 2 are fixed on the top of the die base 1, and the support bridge 3 is fixed on the top of the two groups of brackets 2. The lifting mechanism 301 is installed near the bottom of the die base 1 of the support bridge 3, and the upper die connecting plate 302 of a plate-like structure is fixed to the lifting mechanism 301 near the bottom of the die base 1.

[0026] Two groups of mold positioning bases 4 are arranged between the upper mold connecting plate 302 and the mold base 1. A limit frame 401 of a frame structure is arranged on the top of the mold positioning base 4. A rotating shaft 7 is arranged at the connection between one end of the limit frame 401 and the mold positioning base 4, and the limit frame 401 is rotatably connected to the mold positioning base 4 through the rotating shaft 7. The inner shape and size of the limit frame 401 are consistent with the movable mold 5. The limit frame 401 can perform secondary positioning on the movable mold 5 to complete the installation and fixation of the movable mold 5. A mounting buckle 403 with an "L"-shaped structure is fixed to the bottom of the end of the limit frame 401 away from the rotating shaft 7. A bolt 404 is arranged at the connection between the bottom of the mounting buckle 403 and the mold positioning base 4. The rotating limit frame 401 can be fixed by the mounting buckle 403 to prevent the limit frame 401 from rotating open Unlock the fixation of the movable mold 5, and the top surface of the limit frame 401 is consistent with the top surface height of the mold positioning base 4, so that the movable mold 5 can protrude from the mold positioning base 4 to avoid pressure on the limit frame 401 of the mold positioning base 4 during stamping. A cooling chamber 405 is provided at the bottom inner side of the mold positioning base 4, and vertically arranged support partitions 406 are evenly distributed inside the cooling chamber 405. The support partitions 406 are provided with guide holes 407. A connecting pipe 408 is provided on the side of the mold positioning base 4, and the connecting pipe 408 is connected to the inside of the cooling chamber 405. By connecting the connecting pipe 408 to the external water pipe, the movable mold 5 can be cooled by the cold water inside the cooling chamber 405, and the arranged support partition 406 can support the internal structure of the mold positioning base 4.

[0027] The two groups of mold positioning bases 4 are respectively connected to the bottom of the upper mold connecting plate 302 and the top surface of the mold base 1, and a movable mold 5 is connected inside the mold positioning base 4. Two groups of sliders 501 with bar structures are fixed in parallel on both sides of the movable mold 5, and the thickness of the slider 501 is smaller than the thickness of the movable mold 5, and the width of the slider 501 is larger than the width of the limit frame 401, so that the slider 501 can be connected to the mold positioning base 4 while leaving space for the limit frame 401 to fix the position of the slider 501. The top of the slider 501 is connected to the limit frame 401, and a positioning block 402 is fixed at the connection between the bottom of the limit frame 401 and the slider 501, and a limiting card slot 502 is provided at the connection between the top of the slider 501 and the positioning card block 402, and the width of the limiting card slot 502 The size is consistent with the width size of the limit frame 401. The positioning block 402 set on the limit frame 401 can be engaged with the limiting slot 502 of the slider 501, so as to fix the slider 501 and prevent the slider 501 from sliding, so that the slider 501 can slide out from the inside of the slide slot 409, and the movable mold 5 is fixed for a second time. A slide slot 409 is provided at the connection between the slider 501 and the mold positioning base 4, and the movable mold 5 is slidably connected to the mold positioning base 4 through the slider 501 and the slide slot 409. In this way, the mold positioning base 4 and the movable mold 5 can be quickly connected through the sliding of the slider 501 and the slide slot 409, which is convenient for subsequent secondary fixation. Two groups of lifting sliders 6 are fixed to the two ends of the two groups of mold positioning bases 4 near the two groups of brackets 2, and the two groups of lifting sliders 6 are slidably connected to the brackets 2.

[0028] When the embodiment of the present application is used: by rotating

[0029] The bolt 404 releases the fixing of the mounting buckle 403, and then the limit frame 401 can be rotated to open by the rotating shaft 7. After the limit frame 401 is opened, the sliders 501 on both sides of the movable mold 5 can be inserted into the slide grooves 409 of the mold positioning base 4 by sliding, and the movable mold 5 and the mold positioning base 4 are initially fixed to prevent the mold positioning base 4 and the movable mold 5 from moving in the vertical direction. Then, the limit frame 401 is closed by rotating the rotating shaft 7. At this time, the positioning block 402 at the bottom of the limit frame 401 will be in contact with the limit block 409 of the slider 501. The card slot 502 is engaged to fix the horizontal sliding of the mold positioning base 4 and the movable mold 5, and then the mounting buckle 403 is fixed to the mold positioning base 4 by the bolt 404, so that the movable mold 5 can be quickly installed, and the mold positioning base 4 connected to the movable mold 5 is provided with a cooling chamber 405 inside, and a supporting partition 406 with a guide hole 407 is provided inside the cooling chamber 405, so that when an external water source is connected through the connecting pipe 408, cold water can be circulated inside the cooling chamber 405, and the mold positioning base 404 can be connected to the movable mold 5. The connected movable mold 5 is cooled to facilitate demoulding after stamping. In this way, when using the device, the two groups of movable molds 5 can be connected and installed with the mold positioning base 4 connected to the upper mold connecting plate 302 and the mold positioning base 4 on the mold base 1, respectively, to facilitate the replacement of movable molds 5 of different shapes. The upper and lower groups of movable molds 5 can also be accurately aligned through the mold positioning base 4 and the lifting slider 6 on the side of the mold positioning base 4 to improve the stamping accuracy. In this way, an automobile fastener stamping mold is completed. It should be noted that the utility model is an automobile fastener stamping mold, and the components are all universal standard parts or components known to those skilled in the art. Its structure and principle can be known to those skilled in the art through technical manuals or through conventional experimental methods. In the idle part of this device, all the above-mentioned electrical components, which refer to power components, electrical components, and adapted monitoring computers and power supplies, are connected through wires. The specific connection means should refer to the above-mentioned working principle. The electrical connection is completed in the working order of each electrical component. The detailed connection means are well-known technologies in the art.

[0030] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A stamping die for automobile fasteners, comprising a die base (1), characterized in that: Two groups of brackets (2) are fixed on the top of the mold base (1), and a support bridge (3) is fixed on the top of the two groups of brackets (2). A lifting mechanism (301) is installed on the support bridge (3) near the bottom of the mold base (1), and an upper mold connecting plate (302) with a plate-like structure is fixed on the lifting mechanism (301) near the bottom of the mold base (1); Two groups of mold positioning bases (4) are arranged between the upper mold connecting plate (302) and the mold base (1), and the two groups of mold positioning bases (4) are respectively connected to the bottom of the upper mold connecting plate (302) and the top surface of the mold base (1), and a movable mold (5) is connected inside the mold positioning base (4). Two groups of lifting slide blocks (6) are fixed to the two ends of the two groups of brackets (2) near the two groups of brackets (2), and the two groups of lifting slide blocks (6) are slidably connected to the brackets (2).

2. The automotive fastener stamping die according to claim 1, characterized in that: A limit frame (401) of a frame structure is arranged on the top of the mold positioning base (4), a rotating shaft (7) is arranged at the connection between one end of the limit frame (401) and the mold positioning base (4), and the limit frame (401) is rotatably connected to the mold positioning base (4) via the rotating shaft (7), and the inner shape and size of the limit frame (401) are consistent with the movable mold (5).

3. The automotive fastener stamping die according to claim 1, characterized in that: A cooling chamber (405) is provided at the bottom of the inner side of the mold positioning base (4), vertically arranged supporting baffles (406) are evenly distributed inside the cooling chamber (405), and flow guide holes (407) are provided on the supporting baffles (406). A connecting pipe (408) is provided on the side of the mold positioning base (4), and the connecting pipe (408) is connected to the inside of the cooling chamber (405).

4. The automotive fastener stamping die according to claim 2, characterized in that: A mounting buckle (403) with an "L"-shaped cross-section is fixed to the bottom of one end of the limiting frame (401) away from the rotating shaft (7), and a bolt (404) is provided at the connection between the bottom of the mounting buckle (403) and the mold positioning base (4).

5. The automotive fastener stamping die according to claim 2, characterized in that: The top surface of the limiting frame (401) is consistent in height with the top surface of the mold positioning base (4).

6. The automotive fastener stamping die according to claim 1, characterized in that: Two groups of sliders (501) with strip structures are fixed in parallel on both sides of the movable mold (5), and the thickness of the sliders (501) is smaller than the thickness of the movable mold (5), and the width of the sliders (501) is larger than the width of the limiting frame (401).

7. The automotive fastener stamping die according to claim 6, characterized in that: The top of the slider (501) is connected to the limit frame (401), a positioning block (402) is fixed at the connection between the bottom of the limit frame (401) and the slider (501), and a limit slot (502) is provided at the connection between the top of the slider (501) and the positioning block (402), and the width of the limit slot (502) is consistent with the width of the limit frame (401).

8. The automotive fastener stamping die according to claim 6, characterized in that: A sliding groove (409) is provided at the connection between the slider (501) and the mold positioning base (4), and the movable mold (5) is slidably connected to the mold positioning base (4) through the slider (501) and the sliding groove (409).

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