Die set jacking mechanism

Abstract

The utility model discloses a die frame material ejecting mechanism which comprises an upper die base and a lower die base, guide columns are fixed to the positions, close to the four corners, of the lower surface of the upper die base, guide sleeves are fixed to the positions, close to the four corners, of the upper surface of the lower die base, and foot pads are fixed to the positions, close to the left end and the right end, of the lower surface of the lower die base. An ejector plate is arranged on the lower surface of the lower die base and located between the two foot pads, and an ejector rod penetrating through the lower die base upwards is fixed to the center of the upper surface of the ejector plate. The steel wire rope can be driven to be pulled upwards through the upper die base when the upper die and the lower die are separated, after the steel wire rope is pulled to a certain distance, the ejector plate is pulled to be lifted under blocking of the blocking sleeve, and therefore the ejector rod is driven to be matched with a die installed in the die frame to eject materials, and material ejection is more convenient. And the using length of the steel wire rope can be adjusted according to actual using requirements through the stopping sleeve arranged on the steel wire rope in a sleeving mode, so that using adjustment of different mold opening distances can be met, and using is more flexible and convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of mold frames, in particular to a mold frame ejecting mechanism. Background Art

[0002] The mold frame is a semi-finished product of the mold, which is composed of various steel plates and matching parts. It can be said to be the skeleton of the entire mold. Most mold frames are composed of an upper mold base, a lower mold base, guide pins and guide sleeves.

[0003] The Chinese patent with the announcement number CN212636460U discloses a mold frame for synchronous ejection of molds during mold opening, including a movable mold and a fixed mold, wherein the movable mold is provided with a movable mold plate and a push plate; it also includes a pull rod and a buffer block: the pull rod is fixed to the push plate, and the pull rod passes through the movable mold plate and is connected to the fixed mold; the buffer block is provided on the side of the push plate facing the movable mold plate; the fixed mold is also provided with a locking mechanism, and the top end of the pull rod is detachably fixed to the locking mechanism. By setting the pull rod and the locking mechanism, the pull rod is fixed to the push plate, and the pull rod is detachably fixed to the fixed mold through the locking mechanism; during the mold opening process, the locking mechanism drives the pull rod to respond immediately, realizing the ejection of the ejection material, until the buffer block contacts the movable mold plate; then the locking mechanism is unlocked, realizing complete mold opening, ensuring that the product is stably bonded to the fixed mold plate, and the mechanism operates stably, solving the problem of delayed response and poor stability of the elastic ejection structure of the existing mold.

[0004] During the mold opening process, the locking mechanism of the mold frame ejection mechanism drives the pull rod to respond immediately to realize ejection, but the length of the pull rod is fixed, resulting in a fixed mold opening distance of the mold frame, which cannot be adjusted according to the actual mold opening distance and has poor flexibility in use. Utility Model Content

[0005] In order to solve the problem that the above-mentioned mold frame ejection mechanism cannot be adjusted according to the actual mold opening distance and has poor flexibility in use, the present application provides a mold frame ejection mechanism, which adopts the following technical solution:

[0006] A mold frame ejecting mechanism comprises an upper mold base and a lower mold base, wherein guide pillars are fixed to the lower surface of the upper mold base near the four corners, guide sleeves are fixed to the upper surface of the lower mold base near the four corners, pads are fixed to the lower surface of the lower mold base near the left and right ends, and a ejecting plate is provided between the two pads on the lower surface of the lower mold base, a ejector rod is fixed to the center of the upper surface of the ejecting plate and penetrates the lower mold base upward, and the left and right ends of the ejecting plate respectively penetrate the pads on the left and right sides, and the pads are located at the position where the ejecting plate passes through, with guide openings opening upward, upper connecting blocks are fixed to the left and right sides of the upper mold base, and the two upper connecting blocks are connected to vertically downward steel wire ropes, lower connecting blocks are fixed to the left and right ends of the ejecting plate, and the lower end of the steel wire rope passes through the lower connecting block and is fixed with a blocking sleeve.

[0007] Optionally, an upper plug plate is fixed to the right end of the upper connecting block, and an upper through hole is opened in the center of the upper connecting block, and a mounting plate fixed to the upper mold base by screws is fixed to one side of the upper connecting block.

[0008] Optionally, a lower through hole is provided on the upper surface of the lower connecting block, and a lower plug plate is fixed to the right side of the lower connecting block, and a lock hole is provided in the center of the lower plug plate.

[0009] Optionally, the upper end of the steel wire rope is connected to a baffle, and the upper end of the steel wire rope passes through the baffle and is fixedly welded with a plug.

[0010] Optionally, a locking screw is installed on the outer thread of the blocking sleeve, and the end of the locking screw is pressed against the wire rope.

[0011] Optionally, connecting plates are fixed to both ends of the ejector plate, and the end of the connecting plate is provided with a socket for socketing with the lower plug plate, and the lower side of the connecting plate is threadedly installed with a limit screw that is tightened in the lock hole.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model provides a steel wire rope that can separate the upper and lower molds and drive the steel wire rope to pull upward through the upper mold base. After being pulled to a certain distance, the ejection plate is lifted under the obstruction of the blocking sleeve, thereby driving the ejector rod to cooperate with the mold installed in the mold frame to eject the material. The ejection is more convenient, and the blocking sleeve mounted on the steel wire rope can adjust the use length of the steel wire rope according to actual use requirements, thereby being able to meet the use adjustment of different mold opening distances and being more flexible and convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 It is a three-dimensional diagram of a mold frame ejection mechanism of the utility model;

[0016] Figure 2 It is a schematic diagram of an upper connecting block of a mold frame ejection mechanism shown in the utility model;

[0017] Figure 3 It is a schematic diagram of a lower connecting block of a mold frame ejection mechanism shown in the utility model;

[0018] Figure 4It is a schematic diagram of a steel wire rope of a mold frame ejection mechanism shown in the utility model;

[0019] Figure 5 It is a schematic diagram of a ejection plate of a mold frame ejection mechanism shown in the utility model.

[0020] In the figure: 1. upper die base; 2. upper connecting block; 21. upper through hole; 22. upper plug plate; 23. mounting plate; 3. lower die base; 4. wire rope; 41. plug; 42. baffle; 5. lower connecting block; 51. lower through hole; 52. lock hole; 53. lower plug plate; 6. blocking sleeve; 61. locking screw; 7. ejector plate; 71. connecting plate; 72. sleeve mouth; 73. limit screw; 8. foot; 9. ejector rod; 10. guide sleeve; 11. guide column. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the utility model for which protection is claimed, but merely represents selected embodiments of the utility model.

[0022] Please refer to Figure 1As shown, a mold frame ejection mechanism includes an upper mold base 1 and a lower mold base 3, guide pillars 11 are fixed to the lower surface of the upper mold base 1 near the four corners, guide sleeves 10 are fixed to the upper surface of the lower mold base 3 near the four corners, pads 8 are fixed to the lower surface of the lower mold base 3 near the left and right ends, and an ejection plate 7 is arranged between the two pads 8 on the lower surface of the lower mold base 3, an ejector rod 9 is fixed to the center of the upper surface of the ejection plate 7, and the left and right ends of the ejection plate 7 respectively penetrate the pads 8 on the left and right sides, and the pads 8 are located at the position where the ejection plate 7 passes through, and a guide opening opening upward is opened, and upper connecting blocks 2 are fixed to the left and right sides of the upper mold base 1, and the two upper connecting blocks 2 are fixed to the left and right sides of the upper mold base 1, and the two upper connecting blocks 2 are fixed to the left and right sides of the upper mold base 1, and the two upper connecting blocks 2 are fixed to the left and right sides of the upper mold base 1, and the two upper connecting blocks 2 are fixed to the left and right ends of the upper mold base 3. The connecting blocks 2 are connected with a vertically downward steel wire rope 4, and the left and right ends of the ejection plate 7 are fixed with lower connecting blocks 5. The lower end of the steel wire rope 4 passes through the lower connecting block 5 and is fixed with a blocking sleeve 6. The set steel wire rope 4 can separate the upper and lower molds and drive the steel wire rope 4 to be pulled upward through the upper mold base 1. When it is pulled to a certain distance, the ejection plate 7 is lifted under the obstruction of the blocking sleeve 6, thereby driving the ejector rod 9 to cooperate with the mold installed in the mold frame to perform ejection. The ejection is more convenient, and the blocking sleeve 6 mounted on the steel wire rope 4 can adjust the use length of the steel wire rope 4 according to actual use requirements, so as to meet the use adjustment of different mold opening distances, and the use is more flexible and convenient.

[0023] Please refer to Figure 2 As shown, an upper plug plate 22 is fixed to the right end of the upper connecting block 2 for being inserted on the upper mold base 1, an upper through hole 21 is opened in the center of the upper connecting block 2 for inserting the wire rope 4, and a mounting plate 23 fixed to the upper mold base 1 by screws is fixed on one side of the upper connecting block 2 for fixed installation of the upper connecting block 2.

[0024] Please refer to Figure 3 As shown, a lower through hole 51 is provided on the upper surface of the lower connecting block 5 for inserting the wire rope 4, and a lower plug plate 53 is fixed on the right side of the lower connecting block 5 for being inserted on the top plate 7, and a locking hole 52 is provided in the center of the lower plug plate 53 for locking with the limit screw 73.

[0025] Please refer to Figure 4 As shown, the upper end of the steel wire rope 4 is connected with a baffle 42 for hanging on the upper connecting block 2 , and the upper end of the steel wire rope 4 passes through the baffle 42 and is fixedly welded with a plug 41 to realize the hanging of the steel wire rope 4 and the baffle 42 .

[0026] Please refer to Figure 4 As shown, a locking screw 61 is installed on the outer side of the blocking sleeve 6, and the end of the locking screw 61 is pressed against the wire rope 4. The blocking sleeve 6 is sleeved on the wire rope 4 and is locked and fixed by the locking screw 61 so that the position of the blocking sleeve 6 can be adjusted.

[0027] Please refer to Figure 5As shown, connecting plates 71 are fixed to the left and right ends of the ejector plate 7, and the end portion of the connecting plate 71 is provided with a socket 72 which is sleeved with the lower plug plate 53 for positioning and connecting the lower connecting block 5, and a limit screw 73 which is tightened in the locking hole 52 is installed on the lower side of the connecting plate 71, and the lower plug plate 53 which is inserted is locked by tightening the limit screw 73 in the locking hole 52.

[0028] Working principle: When using the mold frame of the utility model, the equipped mold is installed on the inner side of the mold frame, and then installed on the machine tool. When the mold processing is completed and the mold is opened, the upper mold base 1 is gradually lifted, which drives the wire rope 4 to lift. When the wire rope 4 is lifted to a certain distance, the blocking sleeve 6 is pressed against the bottom of the lower connecting block 5 and pulls the ejection plate 7 to lift, thereby driving the ejector rod 9 to push the stripping mechanism in the mold upward to strip the material, thereby completing the ejection of the mold. When the mold opening distance is different, the locking screw 61 on the blocking sleeve 6 can be loosened to adjust the position of the blocking sleeve 6 and thus adjust the length of the wire rope 4.

[0029] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A mold frame ejection mechanism, comprising an upper mold base (1) and a lower mold base (3), wherein the lower surface of the upper mold base (1) is fixed with guide pillars (11) near four corners, and the upper surface of the lower mold base (3) is fixed with guide sleeves (10) near four corners, characterized in that: The lower surface of the lower die base (3) is fixed with pads (8) near the left and right ends, and a top plate (7) is arranged between the two pads (8) on the lower surface of the lower die base (3). A top rod (9) is fixed at the center of the upper surface of the top plate (7) and passes through the lower die base (3) upward, and the left and right ends of the top plate (7) respectively pass through the pads (8) on the left and right sides, and the pads (8) are located at the position where the top plate (7) passes through, and a guide opening opening opening upward is provided. The left and right sides of the upper die base (1) are fixed with upper connecting blocks (2), and the two upper connecting blocks (2) are connected with vertically downward steel wire ropes (4). The left and right ends of the top plate (7) are fixed with lower connecting blocks (5), and the lower end of the steel wire rope (4) passes through the lower connecting block (5) and is fixed with a blocking sleeve (6).

2. A mold support ejection mechanism according to claim 1, characterized in that: An upper plug plate (22) is fixed to the right end of the upper connecting block (2), and an upper through hole (21) is opened at the center of the upper connecting block (2). A mounting plate (23) fixed to the upper die base (1) by screws is fixed to one side of the upper connecting block (2).

3. A mold support ejection mechanism according to claim 1, characterized in that: A lower through hole (51) is provided on the upper surface of the lower connecting block (5), and a lower plug plate (53) is fixed on the right side of the lower connecting block (5), and a locking hole (52) is provided at the center of the lower plug plate (53).

4. A mold frame ejection mechanism according to claim 1, characterized in that: The upper end of the steel wire rope (4) is connected to a baffle (42), and the upper end of the steel wire rope (4) passes through the baffle (42) and is fixedly welded with a plug (41).

5. A mold frame ejection mechanism according to claim 4, characterized in that: A locking screw (61) is threadedly mounted on the outer side of the blocking sleeve (6), and the end of the locking screw (61) is tightly pressed against the steel wire rope (4).

6. A mold support ejection mechanism according to claim 3, characterized in that: The left and right ends of the ejector plate (7) are both fixed with connecting plates (71), and the end of the connecting plate (71) is provided with a sleeve opening (72) for sleeve connection with the lower plug plate (53), and the lower side of the connecting plate (71) is threadedly installed with a limit screw (73) that is pressed tightly into the lock hole (52).

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