A quick mold change system for brake pad production

Abstract

The utility model relates to the technical field of brake pad production equipment, and in particular to a rapid mold change system for brake pad production, wherein a lower mold seat is provided with a locking slide rail, a lower mold is provided with a lower mold support block, the locking slide rail is provided for the lower mold support block to slide in and out, and after the lower mold support block slides into the locking slide rail, it is locked in the up and down directions by the locking slide rail; a cavity seat is provided with an opening and closing locking mechanism, and the opening and closing locking mechanism can allow the cavity plate to slide in and out, and after the cavity plate slides into the opening and closing locking mechanism, it is locked in the up and down and front and back directions by the opening and closing locking mechanism; an upper mold seat is provided with an unlocking hook lock mechanism and an installation cavity for the upper template to be embedded, and after the upper template is embedded in the installation cavity, the unlocking hook lock mechanism can lock the upper template in the up and down directions; a mold change conveyor is used to convey the lower mold, the cavity plate and the upper template into a hot press and convey the unlocked lower mold, the cavity plate and the upper template out of the hot press. Through the above-mentioned structural design, the upper template, the cavity plate and the lower mold can be quickly disassembled and replaced, reducing the assembly time.

Description

Technical Field

[0001] The utility model relates to the technical field of brake pad production equipment, in particular to a rapid mold change system for brake pad production. Background Art

[0002] During the production process of brake pads, the brake pad material is pressed into the required shape and size through the hot pressing of the upper and lower templates. However, the existing brake pad templates are usually fixed to the die base with fasteners such as bolts. Although this fixing method ensures the stability and safety of the template to a certain extent, when different models of brake pads need to replace templates of different shapes and sizes, workers need to disassemble the original template and install a new template. Not only is the disassembly and assembly operation difficult, but it is also time-consuming. It is also necessary to ensure the precise alignment of the template and the die base to ensure the accuracy and stability of hot pressing. To this end, it is necessary to improve the existing technology to solve the above problems. Utility Model Content

[0003] The utility model aims to provide a rapid mold changing system for brake pad production, aiming to solve the problems of difficult and time-consuming mold disassembly and assembly operations in the prior art.

[0004] In order to achieve the above-mentioned purpose, the utility model provides a rapid mold change system for brake pad production, including a mold change conveyor and a hot press, the hot press including a frame and a hot press oil cylinder, a lower mold base, a cavity base and an upper mold base arranged on the frame from bottom to top; the characteristics are: the lower mold base is equipped with a lower mold, the cavity base is equipped with a cavity plate, and the upper mold base is equipped with an upper mold plate; the hot press oil cylinder can drive the lower mold and the cavity plate to rise and fall and the upper mold plate to open and close the mold;

[0005] The lower die seat is provided with a locking slide rail, and the lower die is provided with a lower die support block. The locking slide rail allows the lower die support block to slide in and out, and when the lower die support block slides into the locking slide rail, it is locked in the up and down directions by the locking slide rail; the cavity seat is provided with an opening and closing locking mechanism, and the opening and closing locking mechanism can allow the cavity plate to slide in and out, and when the cavity plate slides into the opening and closing locking mechanism, it is locked in the up and down and front and back directions by the opening and closing locking mechanism; the upper die seat is provided with an unlocking hook locking mechanism and an installation cavity for the upper template to be embedded in, and when the upper template is embedded in the installation cavity, the unlocking hook locking mechanism can lock the upper template in the up and down directions; the mold changing conveyor is used to transport the lower die, cavity plate and upper template into the hot press and to transport the unlocked lower die, cavity plate and upper template out of the hot press.

[0006] Furthermore, the opening and closing locking mechanism is arranged on the left and right sides of the cavity seat, and the opening and closing locking mechanism includes a lock seat, a transmission rod, a limit slider and a limit locking block; the lock seat is arranged on the cavity seat, and the lock seat and the limit locking block are both provided with a through hole for the transmission rod to pass through, and the limit slider is provided with a transmission hole for the transmission rod to pass through, and the cross-section of the contact position between the transmission rod and the transmission hole is non-circular, and the limit slider is slidably connected to the lock seat and slides with the rotation of the transmission rod; the limit locking block is rotatably connected to the lock seat and rotates with the rotation of the transmission rod; the lock seat is provided with a supporting slide groove, and the supporting slide groove is used to support the cavity plate, and the cavity plate is provided with a limit groove that fits with the limit slider, and the limit groove is provided with a limit locking groove, and the limit slider is inserted into the limit groove when sliding inward, and the limit locking block can be rotated to the limit locking groove to lock the cavity plate.

[0007] Furthermore, the unlocking hook-lock mechanism includes a transmission shaft and an unlocking hook-lock assembly; the upper mold base is provided with a through hole for the transmission shaft to pass through, and the unlocking hook-lock assembly is arranged at both ends of the transmission shaft and on the front and rear sides of the upper mold base; the unlocking hook-lock assembly includes a transmission wheel, a driven wheel, a pull rope and a hook-lock block; the transmission wheel and the driven wheel are arranged on the upper mold base, one end of the pull rope is fixedly connected to the transmission wheel, and the other end passes around the driven wheel and is fixedly connected to the hook-lock block, the hook-lock block is hinged to the upper mold base, and the hook-lock block is provided with an elastic member.

[0008] Furthermore, the hook lock block is provided with a hook protrusion, and the upper template is provided with a hook groove, and the hook protrusion can be hooked into the hook groove to lock the upper template.

[0009] Furthermore, one end of the transmission shaft is connected with a rotating handle.

[0010] Furthermore, the mold changing conveyor is a mold changing cart.

[0011] Furthermore, the mold-changing conveyor includes a frame, a lifting mechanism, a conveying frame, a lower mold, a cavity plate and an upper mold plate; the lifting mechanism is arranged on the frame, the conveying frame is arranged on the lifting mechanism and can be driven up and down by the lifting mechanism, the conveying frame is provided with a conveyor belt, the lower mold is placed on the conveyor belt, the cavity plate is connected to the lower mold, the upper mold plate is connected to the cavity plate through a fixing part, and the conveying frame is provided with a blocking component, which can block and release the lower mold.

[0012] Furthermore, the blocking assembly includes a blocking block and a blocking seat, the blocking seat is arranged on the conveying frame, and the blocking block is hinged to the blocking seat.

[0013] Furthermore, the hot press also includes a steel back material storage rack, which is slidably connected to the hot press.

[0014] The utility model provides a rapid mold-changing system for brake pad production. Compared with the prior art, when it is necessary to disassemble the upper mold plate, the cavity plate and the lower mold, the hot-pressing oil cylinder drives the lower mold and the cavity plate to rise until the cavity plate contacts the upper mold plate. At this time, the unlocking hook lock mechanism is rotated to release the upper mold plate, while the cavity plate supports the upper mold plate; then, the hot-pressing oil cylinder drives the lower mold, the cavity plate and the upper mold plate to descend together to leave the upper mold seat, and then the opening and closing lock mechanism is rotated to release the cavity plate, while the lower mold supports the cavity plate, and then the upper mold plate, the cavity plate and the lower mold are slid out of the locking slide rail together to the mold-changing conveyor, and the mold-changing conveyor moves the upper mold The upper template, cavity plate and lower mold are transported out together; when a new upper template, cavity plate and lower mold need to be installed, the mold changing conveyor slides the upper template, cavity plate and lower mold into the locking slide rail to the lower mold seat, and the cavity plate comes to the cavity seat at the same time, and the opening and closing locking mechanism is rotated to lock the cavity plate; then the hot pressing cylinder drives the upper template, cavity plate and lower mold to rise together until the upper template enters the upper mold seat, and the unlocking hook lock mechanism hooks the upper template; through the above-mentioned structural design, the replacement of the upper template, cavity plate and lower mold can be completed, and fast and accurate positioning and fixation can be achieved, which can significantly reduce assembly time and improve production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 This is a three-dimensional structural diagram of the heat press with some parts hidden;

[0017] Figure 3 This is a schematic diagram of the exploded structure of the heat press with some parts hidden;

[0018] Figure 4 It is a three-dimensional structural schematic diagram of the lower die base and the lower die;

[0019] Figure 5 It is a three-dimensional structural schematic diagram of the upper die base and the upper die plate;

[0020] Figure 6 It is a three-dimensional structural schematic diagram of the cavity seat and the cavity plate;

[0021] Figure 7 yes Figure 6 A schematic diagram of the enlarged structure of part A;

[0022] Figure 8 It is a schematic diagram of the exploded structure of the lock seat;

[0023] Fig. 9 It is a three-dimensional structural diagram of the mold changing conveyor;

[0024] Fig.10 It is a schematic diagram of the three-dimensional structure of the blocking component.

[0025] Description of reference numerals:

[0026] 1. mold-changing conveyor; 11. frame; 12. lifting mechanism; 13. conveying frame; 14. conveyor belt; 15. fixing piece; 16. blocking assembly; 161. blocking block; 162. blocking seat;

[0027] 2. Hot press; 21. Frame;

[0028] 3. Hot pressing cylinder;

[0029] 4. Lower die base; 41. Lower die; 42. Locking slide rail; 43. Lower die support block;

[0030] 5. Cavity seat; 51. Cavity plate; 511. Limiting groove; 512. Limiting lock groove; 52. Opening and closing locking mechanism; 521. Locking seat; 522. Transmission rod; 523. Limiting slider; 524. Limiting lock block; 525. Through hole; 526. Transmission hole; 527. Supporting slide groove;

[0031] 6. Upper die seat; 61. Upper die plate; 611. Hook groove; 62. Unlocking hook lock mechanism; 621. Transmission shaft; 622. Transmission wheel; 623. Driven wheel; 624. Pull rope; 625. Hook lock block; 626. Hook convex; 627. Rotating handle;

[0032] 7. Steel back storage rack. DETAILED DESCRIPTION

[0033] The present invention is described in detail below in conjunction with specific embodiments.

[0034] In the present utility model, unless otherwise clearly specified and limited, when terms such as "set on", "connected", and "connected" appear, these terms should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or connected through one or more intermediate media. For those skilled in the art, the specific meanings of the above terms in the present utility model can be understood according to the specific circumstances. The directional words that appear in the present utility model are to better illustrate the characteristics of the features and the relationship between the features. It should be understood that when the placement direction of the present utility model changes, the characteristics of the features and the direction of the relationship between the features also change accordingly. Therefore, the directional words do not constitute an absolute limitation on the characteristics of the features and the relationship between the features in space, but only play a relative limitation role.

[0035] The utility model provides a rapid mold change system for brake pad production, such as Figures 1 to 10As shown, it includes a mold-changing conveyor 1 and a hot press 2, the hot press 2 includes a frame 21 and a hot press oil cylinder 3, a lower mold base 4, a cavity base 5 and an upper mold base 6 which are arranged on the frame 21 from bottom to top; the lower mold base 4 is equipped with a lower mold 41, the cavity base 5 is equipped with a cavity plate 51, and the upper mold base 6 is equipped with an upper mold plate 61; the hot press oil cylinder 3 can drive the lower mold 41 and the cavity plate 51 to rise and fall so as to open and close the mold with the upper mold plate 61;

[0036] The lower die seat 4 is provided with a locking slide rail 42, and the lower die 41 is provided with a lower die support block 43. The locking slide rail 42 allows the lower die support block 43 to slide in and out, and when the lower die support block 43 slides into the locking slide rail 42, it is locked in the up and down directions by the locking slide rail 42; the cavity seat 5 is provided with an opening and closing locking mechanism 52, and the opening and closing locking mechanism 52 can allow the cavity plate 51 to slide in and out, and when the cavity plate 51 slides into the opening and closing locking mechanism 52, it is locked in the up and down and front and back directions by the opening and closing locking mechanism 52; the upper die seat 6 is provided with an unlocking hook lock mechanism 62 and an installation cavity for the upper template 61 to be embedded, and when the upper template 61 is embedded in the installation cavity, the unlocking hook lock mechanism 62 can lock the upper template 61 in the up and down directions; the mold changing conveyor 1 is used to convey the lower die 41, the cavity plate 51 and the upper template 61 into the hot press 2 and convey the unlocked lower die 41, the cavity plate 51 and the upper template 61 out of the hot press 2.

[0037] Based on the above structural arrangement, when it is necessary to disassemble the upper template 61, the cavity plate 51 and the lower mold 41, the hot pressing oil cylinder 3 drives the lower mold 41 and the cavity plate 51 to rise until the cavity plate 51 contacts the upper template 61, and at this time, the unlocking hook lock mechanism 62 is rotated to release the upper template 61, while the cavity plate 51 supports the upper template 61; then, the hot pressing oil cylinder 3 drives the lower mold 41, the cavity plate 51 and the upper template 61 to descend together to leave the upper mold seat 6, and then the opening and closing lock mechanism 52 is rotated to release the cavity plate 51, and the lower mold 41 supports the cavity plate 51, and then the upper template 61, the cavity plate 51 and the lower mold 41 are slid out of the locking slide rail 42 together to the mold changing conveyor 1, and the mold changing conveyor 1 moves the upper template 61, the cavity plate 51 and the lower mold 4 1 is transported out together; when a new upper mold plate 61, cavity plate 51 and lower mold 41 need to be installed, the mold-changing conveyor 1 slides the upper mold plate 61, cavity plate 51 and lower mold 41 into the locking slide rail 42 to the lower mold seat 4, and the cavity plate 51 comes to the cavity seat 5, at this time, the opening and closing locking mechanism 52 is rotated to lock the cavity plate 51; then the hot pressing cylinder 3 drives the upper mold plate 61, cavity plate 51 and lower mold 41 to rise together until the upper mold plate 61 enters the upper mold seat 6, at this time, the unlocking hook locking mechanism 62 hooks and locks the upper mold plate 61; through the above-mentioned structural design, the replacement of the upper mold plate 61, cavity plate 51 and lower mold 41 can be completed, and fast and accurate positioning and fixing can be achieved, which can significantly reduce the assembly time and improve the production efficiency.

[0038] In this embodiment, the opening and closing locking mechanism 52 is arranged on the left and right sides of the cavity seat 5, and the opening and closing locking mechanism 52 includes a lock seat 521, a transmission rod 522, a limit slider 523 and a limit lock block 524; the lock seat 521 is arranged on the cavity seat 5, and the lock seat 521 and the limit lock block 524 are both provided with a through hole 525 for the transmission rod 522 to pass through, and the limit slider 523 is provided with a transmission hole 526 for the transmission rod 522 to pass through, and the cross-section of the contact position between the transmission rod 522 and the transmission hole 526 is non-circular, and the limit slider 523 is slidably connected to the lock seat 521 and slides as the transmission rod 522 rotates; the limit lock block 524 is rotationally connected to the lock seat 521 and rotates as the transmission rod 522 rotates. Through the above structural design, when it is necessary to disassemble the cavity plate 51, the staff rotates the transmission rod 522, during which the limit slider 523 will slide outward, and the limit lock block 524 will rotate outward, thereby loosening the cavity plate 51; when it is necessary to reinstall a new cavity plate 51, the staff rotates the transmission rod 522 in the opposite direction, during which the limit slider 523 will slide inward, and the limit lock block 524 will rotate inward, thereby locking the cavity plate 51 in the front-back direction. Specifically, the lock seat 521 is provided with a supporting slide 527, which is used to support the cavity plate 51, and the cavity plate 51 is provided with a limiting groove 511 that fits with the limiting slider 523, and the limiting groove 511 is provided with a limiting lock groove 512, and the limiting slider 523 is inserted into the limiting groove 511 when sliding inward, and the limiting lock block 524 can be rotated to the limiting lock groove 512 to lock the cavity plate 51. The cavity plate 51 can be locked in the up and down directions by the cooperation of the limiting slider 523 , the limiting lock block 524 and the limiting groove 511 .

[0039] In this embodiment, the unlocking hook lock mechanism 62 includes a transmission shaft 621 and an unlocking hook lock assembly; the upper die base 6 is provided with a through hole for the transmission shaft 621 to pass through, and the unlocking hook lock assembly is arranged at both ends of the transmission shaft 621 and arranged at the front and rear sides of the upper die base 6; the unlocking hook lock assembly includes a transmission wheel 622, a driven wheel 623, a pull rope 624 and a hook lock block 625; the transmission wheel 622 and the driven wheel 623 are arranged on the upper die base 6, one end of the pull rope 624 is fixedly connected to the transmission wheel 622, and the other end passes through the driven wheel 623 and is fixedly connected to the hook lock block 625, the hook lock block 625 is hinged to the upper die base 6, and the hook lock block 625 is provided with an elastic member. Under the action of the elastic member, the unlocking hook lock mechanism 62 is always in a hook lock state.

[0040] In this embodiment, the hook lock block 625 is provided with a hook protrusion 626 , and the upper template 61 is provided with a hook groove 611 . The hook protrusion 626 can be hooked into the hook groove 611 to lock the upper template 61 .

[0041] Through the above-mentioned structural design, when it is necessary to remove the upper template 61, the staff only needs to rotate the transmission shaft 621, and under the joint action of the transmission wheel 622, the driven wheel 623 and the pull rope 624, the hook lock block 625 rotates, thereby unlocking the upper template 61; and under the action of the elastic member, the hook lock block 625 unlocks the upper template 61 and then resets; when it is necessary to reinstall a new upper template 61, press the upper template 61 in the direction of the upper mold base 6, and the hook protrusion 626 will slide into the hook groove 611, thereby hooking and locking the upper template 61.

[0042] In this embodiment, one end of the transmission shaft 621 is connected to a rotating handle 627. The operator can control the unlocking hook lock assembly by rotating the handle 627 to drive the transmission shaft 621 to rotate, which is more convenient and quick to operate and reduces the difficulty of operation.

[0043] In this embodiment, the mold-changing conveyor 1 is a mold-changing cart. Of course, the mold-changing conveyor 1 can also be other devices capable of conveying the lower mold 41, the cavity plate 51 and the upper mold plate 61, such as a roller conveyor.

[0044] In this embodiment, the mold-changing conveyor 1 includes a frame 11, a lifting mechanism 12, a conveying frame 13, a lower mold 41, a cavity plate 51 and an upper mold plate 61; the lifting mechanism 12 is arranged on the frame 11, the conveying frame 13 is arranged on the lifting mechanism 12 and can be driven up and down by the lifting mechanism 12, the conveying frame 13 is provided with a conveyor belt 14, the lower mold 41 is placed on the conveyor belt 14, the cavity plate 51 is connected to the lower mold 41, the upper mold plate 61 is connected to the cavity plate 51 through a fixing member 15, and the conveying frame 13 is provided with a blocking component 16, which can block and release the lower mold 41. The blocking component 16 can effectively prevent the lower mold 41 from sliding on the conveyor belt 14 during the transportation of the mold-changing conveyor 1, thereby ensuring the stability of transportation.

[0045] In this embodiment, the blocking assembly 16 includes a blocking block 161 and a blocking seat 162. The blocking seat 162 is arranged on the conveying frame 13, and the blocking block 161 is hinged to the blocking seat 162. The staff only needs to rotate the blocking block 161 to block and release the lower mold 41, which is simple and convenient to operate.

[0046] In this embodiment, the hot press 2 further includes a steel back storage rack 7, which is slidably connected to the hot press 2. When a mold change is required, the steel back storage rack 7 only needs to be slid to one side, which will not hinder the mold change operation of the mold change conveyor 1, thereby improving the flexibility of the equipment.

[0047] In summary, this kind of rapid mold change system for brake pad production can solve the problems of difficult and time-consuming template disassembly and assembly operations in the prior art.

[0048] In the absence of conflict, the above-mentioned embodiments and features thereof may be combined with each other.

[0049] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model, rather than to limit the protection scope of the utility model. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in this field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the essence and scope of the technical solution of the utility model.

Claims

1. A rapid mold change system for brake pad production, comprising a mold change conveyor (1) and a hot press (2), the hot press (2) comprising a frame (21) and a hot press oil cylinder (3), a lower mold base (4), a cavity base (5) and an upper mold base (6) arranged on the frame (21) in sequence from bottom to top, characterized in that: The lower die seat (4) is provided with a lower die (41), the cavity seat (5) is provided with a cavity plate (51), and the upper die seat (6) is provided with an upper die plate (61); the hot pressing oil cylinder (3) can drive the lower die (41) and the cavity plate (51) to rise and fall and to open and close the die with the upper die plate (61); The lower die seat (4) is provided with a locking slide rail (42), and the lower die (41) is provided with a lower die support block (43). The locking slide rail (42) allows the lower die support block (43) to slide in and out. When the lower die support block (43) slides into the locking slide rail (42), it is locked in the up and down directions by the locking slide rail (42); The cavity seat (5) is provided with an opening and closing locking mechanism (52), which can allow the cavity plate (51) to slide in and out. When the cavity plate (51) slides into the opening and closing locking mechanism (52), it is locked in the up-down and front-back directions by the opening and closing locking mechanism (52); The upper mold base (6) is provided with an unlocking hook lock mechanism (62) and an installation cavity for the upper mold plate (61) to be embedded in. When the upper mold plate (61) is embedded in the installation cavity, the unlocking hook lock mechanism (62) can lock the upper mold plate (61) in the up and down directions; The mold-changing conveyor (1) is used to convey the lower mold (41), the cavity plate (51) and the upper mold plate (61) into the hot press (2) and to convey the unlocked lower mold (41), the cavity plate (51) and the upper mold plate (61) out of the hot press (2).

2. The rapid mold change system for brake pad production according to claim 1, characterized in that: The opening and closing locking mechanism (52) is arranged on the left and right sides of the cavity seat (5), and the opening and closing locking mechanism (52) comprises a lock seat (521), a transmission rod (522), a limit slider (523) and a limit lock block (524); the lock seat (521) is arranged on the cavity seat (5), the lock seat (521) and the limit lock block (524) are both provided with a through hole (525) for the transmission rod (522) to pass through, the limit slider (523) is provided with a transmission hole (526) for the transmission rod (522) to pass through, the cross section of the contact position between the transmission rod (522) and the transmission hole (526) is non-circular, and the limit slider (523) is slidably connected to the lock seat (521). 521) and slides with the rotation of the transmission rod (522); the limiting lock block (524) is rotatably connected to the lock seat (521) and rotates with the rotation of the transmission rod (522); the lock seat (521) is provided with a supporting slide groove (527), the supporting slide groove (527) is used to support the cavity plate (51), the cavity plate (51) is provided with a limiting groove (511) that matches the limiting slide block (523), the limiting groove (511) is provided with a limiting lock groove (512), when the limiting slide block (523) slides inwardly, it is inserted into the limiting groove (511), and the limiting lock block (524) can be rotated to the limiting lock groove (512) to lock the cavity plate (51).

3. The rapid mold change system for brake pad production according to claim 1, characterized in that: The unlocking hook lock mechanism (62) comprises a transmission shaft (621) and an unlocking hook lock assembly; the upper die base (6) is provided with a through hole for the transmission shaft (621) to pass through, and the unlocking hook lock assembly is arranged at both ends of the transmission shaft (621) and at the front and rear sides of the upper die base (6); the unlocking hook lock assembly comprises a transmission wheel (622), a driven wheel (623), a pull rope (624) and a hook lock block (625); the transmission wheel (622) and the driven wheel (623) are arranged on the upper die base (6), one end of the pull rope (624) is fixedly connected to the transmission wheel (622), and the other end passes around the driven wheel (623) and is fixedly connected to the hook lock block (625), the hook lock block (625) is hinged to the upper die base (6), and the hook lock block (625) is provided with an elastic member.

4. The rapid mold change system for brake pad production according to claim 3 is characterized in that: The hook lock block (625) is provided with a hook protrusion (626), and the upper template (61) is provided with a hook groove (611), and the hook protrusion (626) can be hooked into the hook groove (611) to lock the upper template (61).

5. The rapid mold change system for brake pad production according to claim 4, characterized in that: One end of the transmission shaft (621) is connected to a rotating handle (627).

6. The rapid mold change system for brake pad production according to claim 1, characterized in that: The mold changing conveyor (1) is a mold changing trolley.

7. The rapid mold change system for brake pad production according to claim 1, characterized in that: The mold-changing conveyor (1) comprises a frame (11), a lifting mechanism (12), a conveying frame (13), a lower mold (41), a cavity plate (51) and an upper mold plate (61); the lifting mechanism (12) is arranged on the frame (11), the conveying frame (13) is arranged on the lifting mechanism (12) and can be driven to rise and fall by the lifting mechanism (12), the conveying frame (13) is provided with a conveyor belt (14), the lower mold (41) is placed on the conveyor belt (14), the cavity plate (51) is connected to the lower mold (41), the upper mold plate (61) is connected to the cavity plate (51) through a fixing member (15), and the conveying frame (13) is provided with a blocking component (16), and the blocking component (16) can block and release the lower mold (41).

8. The rapid mold change system for brake pad production according to claim 7, characterized in that: The blocking assembly (16) comprises a blocking block (161) and a blocking seat (162); the blocking seat (162) is arranged on the conveying frame (13); and the blocking block (161) is hinged on the blocking seat (162).

9. The rapid mold change system for brake pad production according to claim 1, characterized in that: The hot press (2) also includes a steel back material storage rack (7), which is slidably connected to the hot press (2).

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