Automatic die inlet and outlet structure of hydraulic machine

Abstract

The utility model provides an automatic die inlet and outlet structure of a hydraulic machine. The automatic die inlet and outlet structure comprises a base, a first air cylinder, a die splitting assembly, a bearing and conveying assembly, a transferring assembly and a material taking assembly. Wherein the base is provided with a main machine mold frame, and the material chamber mold, the middle mold and the bottom mold are sequentially stacked in the main machine mold frame from top to bottom; the first air cylinder pushes and pulls the bottom die in the horizontal direction; the mold splitting push plate is arranged on a push-pull path of the bottom mold and is driven by the hydraulic cylinder to move in the height direction, and the transfer guide rail is perpendicular to the push-pull directions of the first air cylinder and the hydraulic cylinder and can be driven by the second air cylinder to intersect with the push-pull path of the hydraulic cylinder; the push-pull direction of the third air cylinder is parallel to the push-pull direction of the second air cylinder, and a pin shaft used for being inserted into the material chamber mold is arranged on the pull plate; the suction cups are arranged above the transfer guide rail at intervals and used for sucking waste materials from the material chamber mold.

Description

Technical Field

[0001] The present application belongs to the technical field of hydraulic machinery for commutator production, and more specifically, to an automatic mold entry and exit structure of a hydraulic press. Background Art

[0002] As a key motor component, the commutator plays a vital role in the operation of DC and AC motors. It is responsible for changing the direction of the current so that the direction of rotation of the motor can be sustained or changed.

[0003] In the current commutator production process, the molding compound and the copper sheet are usually pressed into shape by a hydraulic press. The traditional hydraulic press in and out of the mold usually relies on manual or relatively simple mechanized means. This method is not only inefficient, but also has safety hazards. The operator needs to bear a greater physical labor intensity. Therefore, it is necessary to solve the above technical problems. Summary of the invention

[0004] The purpose of the embodiments of the present application is to provide a hydraulic press automatic die entry and exit structure to solve the technical problem of low die entry and exit operation efficiency of the hydraulic press in the prior art.

[0005] To achieve the above purpose, the technical solution adopted by the present application is: to provide a hydraulic press automatic in-and-out mold structure, which is used to move the chamber mold, middle mold and bottom mold required for the commutator compression molding, including:

[0006] The base has a main mold frame, and the material chamber mold, the middle mold and the bottom mold are stacked in the main mold frame from top to bottom;

[0007] A first cylinder, the output end of which is connected to the bottom mold and is used to push and pull the bottom mold in a horizontal direction;

[0008] A mold splitting assembly comprises a hydraulic cylinder and a mold splitting push plate connected to an output end of the hydraulic cylinder, wherein the mold splitting push plate is arranged on a push-pull path of the bottom mold and is driven by the hydraulic cylinder to move in a height direction, and an avoidance step for inserting the mold splitting push plate is formed between the material chamber mold and the middle mold;

[0009] A conveying assembly, comprising a second cylinder and a transfer guide rail connected to a conveying end of the second cylinder, wherein the transfer guide rail is perpendicular to the push-pull direction of the first cylinder and the hydraulic cylinder and can intersect with the push-pull path of the hydraulic cylinder under the drive of the second cylinder;

[0010] A transfer assembly, comprising a third cylinder and a pull plate connected to an output end of the third cylinder, wherein the push-pull direction of the third cylinder is parallel to the push-pull direction of the second cylinder, and the pull plate is provided with a pin for inserting into the material chamber mold;

[0011] The material taking component comprises a suction cup and a transmission component for driving the suction cup. The suction cup is arranged above the transfer guide rail at intervals and is used for sucking waste materials from the material chamber mold.

[0012] Optionally, a relay bottom plate is provided between the main mold frame and the split mold assembly, and a guide rail parallel to the push-pull direction of the first cylinder is provided on the relay bottom plate.

[0013] Optionally, the mold splitting assembly further comprises a mold splitting frame fixed on the relay bottom plate, arranged on both sides of the mold splitting push plate and slidably connected to the mold splitting push plate.

[0014] Optionally, the automatic in-and-out mold structure of the hydraulic press further includes a support mounted on the base and a slider fixed on the support;

[0015] The slider is slidably connected with a first linear rail, and the second cylinder is connected to the transfer guide rail through the first linear rail.

[0016] Optionally, a second linear rail is slidably connected to the support, the second linear rail is parallel to the first linear rail, and the second linear rail is used to guide the sliding movement of the pull plate when the third cylinder pushes and pulls the pull plate.

[0017] Optionally, two first linear rails are arranged in parallel and connected by a connecting plate.

[0018] Optionally, the material picking assembly includes a fourth cylinder and a sliding rod connected to the output end of the fourth cylinder, and the fourth cylinder drives the suction cup to rise and fall through the sliding rod.

[0019] Optionally, the material picking assembly also includes a rotating cylinder connected to the output end of the fourth cylinder and a rotating rod connected to the output end of the rotating cylinder, and the sliding rod is connected to the rotating rod and is connected to the fourth cylinder through the rotating rod and the rotating cylinder.

[0020] Optionally, the cross-section of the rotating rod is polygonal, the rotating cylinder has a turntable for rotation and a polygonal hole adapted to the rotating rod is arranged on the turntable, the upper end of the rotating rod is connected to the sliding rod and the lower end slides through the polygonal hole and is connected to the output end of the fourth cylinder, and the rotating cylinder drives the rotating rod to rotate through the polygonal hole arranged on the turntable.

[0021] Optionally, a swing rod is connected between the sliding rod and the suction cup.

[0022] The beneficial effect of the automatic in-and-out mold structure of the hydraulic press provided in the present application is that: compared with the prior art, after the hydraulic press in the present application has molded the raw material in the material chamber mold, the first cylinder can push the bottom mold and push the bottom mold, the middle mold and the material chamber mold out of the main mold frame and push them to the position of the mold separation push plate. The hydraulic cylinder can lift the material chamber mold and park the middle mold and the bottom mold at the current position by driving the mold separation push plate to rise. During the rising process of the material chamber mold, the third cylinder can push the pull plate so that the pin on the pull plate is adapted to the material chamber mold and connected to the material chamber mold after the mold separation push plate rises to the position. Then the second cylinder pushes the transfer guide rail to move the transfer guide rail to the bottom of the material chamber mold, and the mold separation push plate descends to make the material chamber mold fall onto the transfer guide rail. The third cylinder pulls back to move the material chamber mold to the predetermined position along the transfer guide rail, and the suction cup in the material taking assembly removes the waste material in the material chamber mold and installs new material. After loading, the chamber mold can be stacked on the middle mold in the reverse path of the above process and returned to the main mold frame together with the middle mold and the bottom mold during the process of the first cylinder pulling back the base to participate in the next compression molding process of the commutator. In this way, the automatic in-and-out mold operation of the hydraulic press can be realized, which has a much higher efficiency than the prior art. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0024] Figure 1 The overall structure diagram of the automatic in-and-out mold structure of the hydraulic press provided in the embodiment of the present application Figure 1 ;

[0025] Figure 2 for Figure 1 A magnified view of the structure at center;

[0026] Figure 3 The overall structure diagram of the automatic in-and-out mold structure of the hydraulic press provided in the embodiment of the present application Figure 2 ;

[0027] Figure 4 The overall structure diagram of the automatic in-and-out mold structure of the hydraulic press provided in the embodiment of the present application Figure 3 ;

[0028] Figure 5 The overall structure diagram of the automatic in-and-out mold structure of the hydraulic press provided in the embodiment of the present application Figure 4 ;

[0029] Figure 6 for Figure 4A partial enlarged view of point B in the middle.

[0030] 1 , the following are the reference numerals in the figure: 101, material chamber mold; 102, middle mold; 103, bottom mold; 201, base; 202, main mold frame; 203, first cylinder; 204, relay bottom plate; 205, guide rail; 206, support; 207, slider; 301, hydraulic cylinder; 302, mold separation push plate; 3021, push head; 303, mold separation mold frame; 401, second cylinder; 402, transfer guide rail; 403, first linear rail; 404, connecting plate; 501, third cylinder; 502, pull plate; 503, pin; 504, second linear rail; 601, suction cup; 602, fourth cylinder; 603, slide rod; 604, rotating cylinder; 605, rotating rod; 606, turntable; 607, rocker rod; 608, avoidance step. DETAILED DESCRIPTION

[0031] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present application more clearly understood, the present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application and are not used to limit the present application.

[0032] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0033] It should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0034] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0035] Please also read Figures 1 to 6, a hydraulic press automatic in-and-out mold structure provided in an embodiment of the present application is now described. The hydraulic press automatic in-and-out mold structure provided in this embodiment is used to move the material chamber mold 101, the middle mold 102 and the bottom mold 103 required for the commutator compression molding, wherein the material chamber mold 101 is used to hold the raw materials required for the commutator compression molding, and the raw materials in the material chamber mold 101 are compression molded into the middle mold 102 by the hydraulic press ram to complete the injection molding of the commutator copper sheet and the molding material. Specifically, the hydraulic press automatic in-and-out mold structure includes a base 201, a first cylinder 203, a mold splitting assembly, a receiving assembly, a transfer assembly and a material picking assembly. Among them:

[0036] The base 201 has a main mold frame 202, and the material chamber mold 101, the middle mold 102 and the bottom mold 103 are stacked in the main mold frame 202 from top to bottom; the output end of the first cylinder 203 is connected to the bottom mold 103 and is used to push and pull the bottom mold 103 in the horizontal direction; the mold splitting assembly includes a hydraulic cylinder 301 and a mold splitting push plate 302 connected to the output end of the hydraulic cylinder 301, the mold splitting push plate 302 is arranged on the push-pull path of the bottom mold 103 and is driven by the hydraulic cylinder 301 to move in the height direction, and an avoidance step 608 for inserting the mold splitting push plate 302 is formed between the material chamber mold 101 and the middle mold 102; the conveying assembly includes a second cylinder 401 and a mold splitting push plate 302 connected to the output end of the second cylinder 401 The transfer guide rail 402 at the sending end is perpendicular to the push-pull direction of the first cylinder 203 and the hydraulic cylinder 301 and can intersect with the push-pull path of the hydraulic cylinder 301 under the drive of the second cylinder 401; the transfer component includes a third cylinder 501 and a pull plate 502 connected to the output end of the third cylinder 501, the push-pull direction of the third cylinder 501 is parallel to the push-pull direction of the second cylinder 401, and the pull plate 502 is provided with a pin 503 for inserting into the material chamber mold 101; the material picking component includes a suction cup 601 and a transmission component for driving the suction cup 601, the suction cup 601 is arranged at intervals above the transfer guide rail 402 and is used to suck waste from the material chamber mold 101.

[0037] According to the above structure provided in the present embodiment, after the hydraulic press in the present embodiment compression molds the raw material in the material chamber mold 101, the first cylinder 203 can push the bottom mold 103 and push the bottom mold 103, the middle mold 102 and the material chamber mold 101 out of the main mold frame 202 and push them to the position of the demolding push plate 302. The hydraulic cylinder 301 can lift the material chamber mold 101 and park the middle mold 102 and the bottom mold 103 at the current position by driving the mold separation push plate 302 to rise. During the rising process of the material chamber mold 101, the third cylinder 501 can push the pull plate 502 so that the pin 503 on the pull plate 502 is adapted to the material chamber mold 101 and connected to the material chamber mold 101 after the mold separation push plate 302 rises to its position. Then the second cylinder 401 pushes the transfer guide rail 402 to move the transfer guide rail 402 to the bottom of the material chamber mold 101, and the mold separation push plate 302 descends to make the material chamber mold 101 fall onto the transfer guide rail 402. The third cylinder 501 can be pulled back to move the material chamber mold 101 to the predetermined position along the transfer guide rail 402, and the suction cup 601 in the material taking assembly removes the waste material in the material chamber mold 101 and installs new material. After loading, the chamber mold 101 can be stacked on the middle mold 102 in the reverse path of the above process and returned to the main mold frame 202 together with the middle mold 102 and the bottom mold 103 during the process of the first cylinder 203 pulling back the base 201 to participate in the next compression molding process of the commutator. In this way, the automatic in-and-out mold operation of the hydraulic press can be realized, with a much higher in-and-out mold efficiency than the prior art.

[0038] In another embodiment of the present application, please refer to Figures 1 to 6 A relay bottom plate 204 is arranged between the main mold frame 202 and the split mold assembly, and a guide bar 205 is arranged on the relay bottom plate 204 parallel to the push-pull direction of the first cylinder 203. According to the above structure provided in this embodiment, the guide bar 205 arranged on the relay bottom plate 204 can enable the bottom mold 103, the middle mold 102 and the material chamber mold 101 to be stably and accurately transported to the position of the split mold push plate 302 and facilitate the insertion of the split mold push plate 302 into the avoidance step 608 formed between the material chamber mold 101 and the middle mold 102, with emphasis on Figure 6 A push head 3021 is provided on the inner side of the mold separation push plate 302, and an avoidance step 608 is provided at the upper end of the middle mold 102 and adapted to the push head 3021. When the bottom mold 103, the middle mold 102 and the material chamber mold 101 are pushed to the position of the mold separation push plate 302, the push head 3021 relatively horizontally enters the avoidance step 608. At this time, the upper end surface of the push head 3021 and the corresponding position of the lower end of the material chamber mold 101 are adapted to subsequently lift the material chamber mold 101 to separate the middle mold 102.

[0039] In another embodiment of the present application, please refer to Figures 1 to 6The mold splitting assembly also includes a mold splitting frame 303 fixed on the intermediate bottom plate 204 and arranged on both sides of the mold splitting push plate 302 and slidably connected to the mold splitting push plate 302. According to the above structure provided in this embodiment, the mold splitting frame 303 can be used to guide the mold splitting push plate 302 on the one hand, so that the lifting process of the mold splitting push plate 302 is more stable and reliable; on the other hand, the mold splitting frame 303 can also limit the position of the middle mold 102 and the bottom mold 103, so that the middle mold 102 and the bottom mold 103 can be parked more stably at the current position, especially referring to Figure 6 A protruding step is correspondingly provided on the inner side of the upper end of the split mold frame 303. When the split mold push plate 302 lifts the material chamber mold 101, the protruding step blocks the corresponding protruding portion of the lower end of the bottom mold 103, so that the bottom mold 103 and the middle mold 102 combined into one body remain in the current position.

[0040] In another embodiment of the present application, please refer to Figures 1 to 6 The automatic in-and-out mold structure of the hydraulic press also includes a support 206 mounted on the base 201 and a slider 207 fixed on the support 206; the slider 207 is slidably connected with a first linear rail 403, and the second cylinder 401 is connected to the transfer guide rail 402 through the first linear rail 403. According to the above structure provided in this embodiment, due to the provision of the first linear rail 403, the process of the second cylinder 401 pushing the transfer guide rail 402 can be made more stable and reliable, and the transfer guide rail 402 is provided with additional support.

[0041] In another embodiment of the present application, please refer to Figures 1 to 6 The support 206 is also slidably connected with a second linear rail 504, which is parallel to the first linear rail 403 and is used to guide the pull plate 502 when the third cylinder 501 pushes and pulls the pull plate 502. According to the above structure provided in this embodiment, since the second linear rail 504 is provided, the process of the third cylinder 501 pushing the pull plate 502 can be made more stable and reliable.

[0042] In another embodiment of the present application, please refer to Figures 1 to 6 , two first linear rails 403 are arranged in parallel and connected by a connecting plate 404. According to the above structure provided in this embodiment, the two first linear rails 403 are arranged in parallel, on the one hand, the movement process of the transfer guide rail 402 can be further stabilized and reliable, and on the other hand, the transfer guide rails 402 can be respectively arranged on the two first linear rails 403, so that the material chamber mold 101 is carried by the two transfer guide rails 402, and the material chamber mold 101 can be moved on the first linear rails 403 more stably.

[0043] In another embodiment of the present application, please refer to Figures 1 to 6The material taking assembly includes a fourth cylinder 602 and a slide bar 603 connected to the output end of the fourth cylinder 602. The fourth cylinder 602 drives the suction cup 601 to rise and fall through the slide bar 603. According to the above structure provided in this embodiment, the fourth cylinder 602 can drive the suction cup 601 to rise and fall through the slide bar 603, so that the suction cup 601 can be used to conveniently take away waste materials from the material chamber mold 101 or add new materials to the material chamber mold 101.

[0044] In another embodiment of the present application, please refer to Figures 1 to 6 The material taking assembly further includes a rotating cylinder 604 connected to the output end of the fourth cylinder 602 and a rotating rod 605 connected to the output end of the rotating cylinder 604, and a sliding rod 603 is connected to the rotating rod 605 and is connected to the fourth cylinder 602 through the rotating rod 605 and the rotating cylinder 604. According to the above structure provided in this embodiment, the rotating cylinder 604 can drive the sliding rod 603 to rotate through the rotating rod 605, thereby driving the suction cup 601 to rotate and rotate and transport the waste sucked on the suction cup 601, which is conducive to reducing the space volume occupied by the automatic in-and-out mold structure of the hydraulic press in this embodiment.

[0045] In another embodiment of the present application, please refer to Figures 1 to 6 , the cross section of the rotating rod 605 is polygonal, the rotating cylinder 604 has a rotating table 606 for rotation, and the rotating table 606 is provided with a polygonal hole adapted to the rotating rod 605, the upper end of the rotating rod 605 is connected to the sliding rod 603, and the lower end slides through the polygonal hole to be connected to the output end of the fourth cylinder 602, and the rotating cylinder 604 drives the rotating rod 605 to rotate through the polygonal hole provided on the rotating table 606. According to the above structure provided in this embodiment, the rotating rod 605 with a polygonal cross section can be better adapted to the polygonal hole on the rotating table 606 and can be better driven to rotate by the rotating table 606.

[0046] In another embodiment of the present application, please refer to Figures 1 to 6 A swing rod 607 is connected between the slide bar 603 and the suction cup 601. According to the above structure provided in this embodiment, the suction cup 601 can be better extended to a position more suitable for the material chamber mold 101 by setting the swing rod 607, so that the waste material can be taken away from the material chamber mold 101 more conveniently.

[0047] The above description is only a preferred embodiment of the present application and is not intended to limit the present application. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A hydraulic press automatic in-and-out mold structure, used for moving the chamber mold (101), the middle mold (102) and the bottom mold (103) required for the compression molding of the commutator, characterized in that: include: The base (201) has a main mold frame (202), and the material chamber mold (101), the middle mold (102) and the bottom mold (103) are stacked in sequence from top to bottom in the main mold frame (202); A first cylinder (203), the output end of which is connected to the bottom mold (103) and is used to push or pull the bottom mold (103) in a horizontal direction; A mold splitting assembly comprises a hydraulic cylinder (301) and a mold splitting push plate (302) connected to an output end of the hydraulic cylinder (301); the mold splitting push plate (302) is arranged on a push-pull path of the bottom mold (103) and is driven by the hydraulic cylinder (301) to move in a height direction; an avoidance step (608) for inserting the mold splitting push plate (302) is formed between the material chamber mold (101) and the middle mold (102); A conveying assembly, comprising a second air cylinder (401) and a transfer guide rail (402) connected to a conveying end of the second air cylinder (401), wherein the transfer guide rail (402) is perpendicular to the push-pull direction of the first air cylinder (203) and the hydraulic cylinder (301) and can intersect with the push-pull path of the hydraulic cylinder (301) under the drive of the second air cylinder (401); A transfer assembly, comprising a third cylinder (501) and a pulling plate (502) connected to an output end of the third cylinder (501), wherein the push-pull direction of the third cylinder (501) is parallel to the push-pull direction of the second cylinder (401), and the pulling plate (502) is provided with a pin shaft (503) for inserting into the material chamber mold (101); The material taking component comprises a suction cup (601) and a transmission component for driving the suction cup (601), wherein the suction cup (601) is arranged above the transfer guide rail (402) at intervals and is used to suck waste material from the material chamber mold (101).

2. The automatic mold in and out structure of a hydraulic press according to claim 1, characterized in that: A relay bottom plate (204) is provided between the main mold frame (202) and the split mold assembly, and a guide rail (205) parallel to the push-pull direction of the first cylinder (203) is provided on the relay bottom plate (204).

3. The automatic mold in and out structure of a hydraulic press according to claim 2, characterized in that: The mold splitting assembly also includes a mold splitting mold frame (303) fixed on the relay bottom plate (204), arranged on both sides of the mold splitting push plate (302) and slidably connected to the mold splitting push plate (302).

4. The automatic mold in and out structure of a hydraulic press according to claim 1, characterized in that: The automatic in-and-out mold structure of the hydraulic press further comprises a support (206) mounted on the base (201) and a sliding block (207) fixed on the support (206); The slider (207) is slidably connected to a first linear rail (403), and the second cylinder (401) is connected to the transfer guide rail (402) via the first linear rail (403).

5. The automatic mold in and out structure of a hydraulic press as claimed in claim 4, characterized in that: The support (206) is also slidably connected to a second linear rail (504), the second linear rail (504) being parallel to the first linear rail (403), and the second linear rail (504) being used to guide the sliding movement of the pull plate (502) when the third cylinder (501) pushes or pulls the pull plate (502).

6. The automatic mold in and out structure of a hydraulic press as claimed in claim 4, characterized in that: Two first linear rails (403) are arranged in parallel and connected via a connecting plate (404).

7. The automatic mold in and out structure of a hydraulic press according to claim 1, characterized in that: The material picking assembly comprises a fourth cylinder (602) and a sliding rod (603) connected to the output end of the fourth cylinder (602), and the fourth cylinder (602) drives the suction cup (601) to rise and fall via the sliding rod (603).

8. The automatic mold in and out structure of a hydraulic press as claimed in claim 7, characterized in that: The material taking assembly further comprises a rotating cylinder (604) connected to the output end of the fourth cylinder (602) and a rotating rod (605) connected to the output end of the rotating cylinder (604); the sliding rod (603) is connected to the rotating rod (605) and is connected to the fourth cylinder (602) via the rotating rod (605) and the rotating cylinder (604).

9. The automatic mold in and out structure of a hydraulic press as claimed in claim 8, characterized in that: The cross section of the rotating rod (605) is polygonal, the rotating cylinder (604) has a turntable (606) for rotation, and the turntable (606) is provided with a polygonal hole adapted to the rotating rod (605), the upper end of the rotating rod (605) is connected to the sliding rod (603), and the lower end slides through the polygonal hole to be connected to the output end of the fourth cylinder (602), and the rotating cylinder (604) drives the rotating rod (605) to rotate through the polygonal hole provided on the turntable (606).

10. The automatic mold in and out structure of a hydraulic press according to claim 7, characterized in that: A swing rod (607) is connected between the sliding rod (603) and the suction cup (601).

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