Camshaft one-time four-corner chamfering die

Abstract

The utility model discloses a cam shaft one-time four-corner chamfering die which comprises a die shell, a die groove is formed in the die shell, a plurality of cylindrical die blocks are fixedly arranged in the die groove, and the die groove corresponds to the die blocks in length. A plurality of mold blocks are arranged in the mold groove, clamping mechanisms corresponding to the mold blocks are arranged in the mold groove, a shaft rod is further inserted into the mold shell and penetrates through the multiple mold blocks, sliding-out openings corresponding to the shaft rod are formed in the two sides of the mold shell, the two sliding-out openings communicate with the mold groove, and a sealing mechanism is arranged in each sliding-out opening. A plurality of filling openings are formed in each mold block, and a plugging block is arranged in each filling opening. The filling angle of the cam on the cam shaft and the shape and type of the cam can be rapidly adjusted according to needs, and the adaptability of the device is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of camshaft processing, in particular to a one-time four-corner inverting die for a camshaft. Background Art

[0002] When processing and producing camshafts, the shaft rod is usually placed in a mold, and the camshaft is obtained by pouring raw materials on the shaft rod to form a cam. However, in the prior art, the traditional camshaft mold has limitations and can only be used for processing one type of camshaft. It is unable to adjust the angle size and type of the cam as required, and has poor adaptability. Therefore, we propose a one-time inverted four-corner mold for the camshaft to solve the above problems. Utility Model Content

[0003] The utility model aims to solve the shortcomings in the prior art, such as the difficulty in adjusting the size, type and angle of the cam poured on the shaft rod according to the need for the traditional mold, and the poor adaptability, and proposes a one-time four-corner inverted mold for the cam shaft.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A one-time inverted four-corner mold for a camshaft comprises a mold shell, a mold groove is provided on the mold shell, a plurality of mold blocks are fixedly arranged in the mold groove, the plurality of mold blocks are arranged in a cylindrical shape, the mold groove is arranged corresponding to the length of the plurality of mold blocks, and a clamping mechanism corresponding to the mold block is provided in the mold groove, a shaft rod is also inserted on the mold shell, the shaft rod passes through the plurality of mold blocks, sliding outlets corresponding to the shaft rod are provided on both sides of the mold shell, the two sliding outlets are connected to the mold groove, a sealing mechanism is provided in each sliding outlet, a plurality of pouring ports are provided on each mold block, and a sealing block is provided in each pouring port.

[0006] Preferably, the clamping mechanism includes two clamping plates, and the two clamping plates are slidably arranged in the mold groove through a slider. Two sliding grooves corresponding to the slider are opened on one side wall of the mold groove, and each of the sliding grooves is provided with a control mechanism corresponding to the clamping plate.

[0007] Preferably, the control mechanism includes two threaded rods, and the two threaded rods are respectively rotatably arranged in two slide grooves, and the two threaded rods are both rotatably arranged to pass through the sliders arranged in the slide grooves, each of the sliders is provided with a threaded through hole corresponding to the threaded rod, and one end of the two threaded rods is respectively rotatably arranged to pass through the two side walls of the mold shell and are fixedly connected with a turning handle.

[0008] Preferably, the sealing mechanism includes two sealing plates, and the two sealing plates are respectively fixed at one end of the two sliding outlets close to the mold groove. Two telescopic grooves are provided on the side walls on both sides of the two sliding outlets, and blocks are slidably arranged in the four telescopic grooves. Each of the blocks is connected to the inner wall of the telescopic groove through a spring, and slots corresponding to the blocks are provided on the side walls on both sides of the two sealing plates, and each of the blocks is provided with a corresponding toggle mechanism.

[0009] Preferably, the shifting mechanism comprises two shifting rods, which are respectively fixed on two clamping blocks, and both of the shifting rods are slidably arranged to penetrate the upper wall of the mold shell, and the mold shell is provided with four strip-shaped sliding openings corresponding to the shifting rods.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows: the clamping plate is controlled by the cooperation of the threaded rod and the slider, and the clamping plate can be driven to move by turning the handle, thereby completing the clamping or loosening of the mold block. When clamping, the mold block can be prevented from loosening and affecting the accuracy of the cam pouring angle. When loosening, the mold block can be quickly replaced or the mold block can be rotated to adjust the cam angle, so that the mold can adapt to the requirements of different cam angle types and sizes, greatly improving the adaptability of the mold. The sealing plate is provided to achieve sealing on both sides of the mold groove to prevent the material from flowing into the sliding outlet during pouring. The lever is provided to control the card block, and the lever can be driven to slide the card block out of the card slot, thereby releasing the fixation of the sealing plate, and the sealing plate can be removed, making it convenient to put in or take out the shaft rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 This is a three-dimensional structural schematic diagram of a one-time four-corner inverting mold for a camshaft proposed by the utility model;

[0012] Figure 2 This is a schematic diagram of the top view of a one-time four-corner inverting mold for a camshaft proposed by the utility model;

[0013] Figure 3 for Figure 2 Schematic diagram of the structure at A in the middle.

[0014] In the figure: 1 mold shell, 2 mold groove, 3 mold block, 4 clamping plate, 5 slider, 6 slide groove, 7 threaded rod, 8 turning handle, 9 slide outlet, 10 pouring port, 11 sealing plate, 12 shaft rod, 13 clamping block, 14 telescopic groove, 15 spring, 16 lever. DETAILED DESCRIPTION

[0015] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0016] Reference Figure 1-Figure 3 A one-time inverted four-corner mold for a camshaft includes a mold shell 1, a mold groove 2 is provided on the mold shell 1, a plurality of mold blocks 3 are fixedly arranged in the mold groove 2, the plurality of mold blocks 3 are arranged in a cylindrical shape, the mold groove 2 is arranged corresponding to the length of the plurality of mold blocks 3, and a clamping mechanism corresponding to the mold block 3 is provided in the mold groove 2, the clamping mechanism includes two clamping plates 4, the two clamping plates 4 are slidably arranged in the mold groove 2 through a slider 5, two slide grooves 6 corresponding to the slider 5 are provided on one side wall of the mold groove 2, each slide groove 6 is provided with a control mechanism corresponding to the clamping plate 4, the control mechanism includes two threaded rods 7, the two threaded rods 7 are rotatably arranged in the two slide grooves 6 respectively, and the two threaded rods 7 are rotatably arranged in the two slide grooves 6 A slider 5 is provided which is movable and passes through the slide groove 6, and each slider 5 is provided with a threaded through hole corresponding to the threaded rod 7. One end of the two threaded rods 7 is respectively rotated to pass through the side walls of the mold shell 1 on both sides and is fixedly connected with a turning handle 8. The mold shell 1 is also inserted with an axle rod 12, and the axle rod 12 passes through a number of mold blocks 3. Both sides of the mold shell 1 are provided with sliding outlets 9 corresponding to the axle rod 12, and the two sliding outlets 9 are connected with the mold groove 2. A sealing mechanism is provided in each sliding outlet 9, and the sealing mechanism includes two sealing plates 11, and the two sealing plates 11 are respectively fixed on one end of the two sliding outlets 9 close to the mold groove 2. Two telescopic grooves 14 are provided on the side walls of the two sliding outlets 9, and the four telescopic grooves 14 are A card block 13 is provided for sliding, and each card block 13 is connected to the inner wall of the telescopic groove 14 through a spring 15. Card slots corresponding to the card blocks 13 are provided on the side walls of the two sealing plates 11. Each card block 13 is provided with a corresponding toggle mechanism, and the toggle mechanism includes two toggle rods 16, which are fixedly provided on the two card blocks 13, respectively, and the two toggle rods 16 are slidably arranged through the upper wall of the mold shell 1. Four strip-shaped sliding openings corresponding to the toggle rods 16 are provided on the mold shell 1. A plurality of pouring ports 10 are provided on each mold block 3, and a blocking block is provided in each pouring port 10. The control of the clamping plate 4 is realized by the cooperation of the threaded rod 7 and the slider 5. The handle 8 can be turned. The clamping plate 4 is driven to move, thereby completing the clamping or loosening of the mold block 3. When clamping, the mold block 3 can be prevented from loosening and affecting the accuracy of the cam injection angle. When loosening, the mold block 3 can be quickly replaced or the mold block 3 can be rotated to adjust the cam angle, so that the mold can adapt to the requirements of different cam angle types and sizes, which greatly improves the adaptability of the mold. The sealing plate 11 is provided to achieve sealing on both sides of the mold groove 2 to prevent the material from flowing into the slide outlet 9 during injection. The lever 16 is provided to control the card block 13. The lever 16 can be moved to drive the card block 13 to slide out of the card groove, thereby releasing the fixation of the sealing plate 11, and the sealing plate 11 can be removed to facilitate the insertion or removal of the shaft rod 12.

[0017] After the camshaft is processed, the corresponding mold block 3 is first selected according to the needs and placed in the mold groove 2, and then the mold block 3 is rotated to rotate the cam angle on the mold block 3 to the required position, and then the blocking block of the uppermost injection port 10 is removed, and the two threaded rods 7 are rotated to drive the two clamping plates 4 to clamp the mold block 3, and then the shaft rod 12 passes through the mold shell 1, and then the sealing plate 11 is inserted into the two sliding ports 9 and fixed, and then the camshaft production is completed by injection through the injection port 10. After the injection molding is completed, only the lever 16 needs to be moved to drive the clamping block 13 to slide out of the clamping groove, thereby releasing the fixation of the sealing plate 11, and the sealing plate 11 can be removed, and the threaded rod 7 is rotated to loosen the clamping plate 4, and the shaft rod 12 can be taken out of the mold shell 1 together with the mold block 3, and then the mold blocks 3 are removed from the shaft rod 12 in turn to complete the camshaft production, which can adapt to different cam requirements and greatly improve the adaptability of the device.

[0018] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A one-time four-corner inverting mold for a camshaft, comprising a mold shell (1), characterized in that: The mold shell (1) is provided with a mold groove (2), a plurality of mold blocks (3) are fixedly arranged in the mold groove (2), the plurality of mold blocks (3) are arranged in a cylindrical shape, the mold groove (2) is arranged corresponding to the length of the plurality of mold blocks (3), and a clamping mechanism corresponding to the mold block (3) is arranged in the mold groove (2). The mold shell (1) is also provided with an axial rod (12), the axial rod (12) penetrates the plurality of mold blocks (3), both sides of the mold shell (1) are provided with sliding outlets (9) corresponding to the axial rod (12), the two sliding outlets (9) are arranged in communication with the mold groove (2), each of the sliding outlets (9) is provided with a sealing mechanism, each of the mold blocks (3) is provided with a plurality of pouring ports (10), and each of the pouring ports (10) is provided with a blocking block.

2. A one-time four-corner inverting mold for a camshaft according to claim 1, characterized in that: The clamping mechanism comprises two clamping plates (4), and the two clamping plates (4) are slidably arranged in the mold groove (2) through a slider (5). Two slide grooves (6) corresponding to the slider (5) are provided on a side wall of one side of the mold groove (2), and each of the slide grooves (6) is provided with a control mechanism corresponding to the clamping plate (4).

3. A one-time four-corner inverting mold for a camshaft according to claim 2, characterized in that: The control mechanism comprises two threaded rods (7), the two threaded rods (7) are rotatably arranged in two slide grooves (6) respectively, and the two threaded rods (7) are rotatably penetrated by a slider (5) arranged in the slide groove (6), each slider (5) is provided with a threaded through hole corresponding to the threaded rod (7), and one end of the two threaded rods (7) is rotatably penetrated by the side walls of both sides of the mold shell (1) and is fixedly connected with a rotating handle (8).

4. A one-time four-corner inverting mold for a camshaft according to claim 1, characterized in that: The sealing mechanism comprises two sealing plates (11), the two sealing plates (11) are respectively fixed on one end of the two sliding outlets (9) close to the mold groove (2), two telescopic grooves (14) are provided on the side walls of the two sliding outlets (9), a clamping block (13) is slidably arranged in the four telescopic grooves (14), each of the clamping blocks (13) is connected to the inner wall of the telescopic groove (14) through a spring (15), a clamping groove corresponding to the clamping block (13) is provided on the side walls of the two sealing plates (11), and each of the clamping blocks (13) is provided with a corresponding toggle mechanism.

5. A one-time four-corner inverting mold for a camshaft according to claim 4, characterized in that: The shifting mechanism comprises two shifting rods (16), the two shifting rods (16) are respectively fixedly arranged on two clamping blocks (13), and the two shifting rods (16) are both slidably arranged to penetrate the upper wall of the mold shell (1), and the mold shell (1) is provided with four strip-shaped sliding openings corresponding to the shifting rods (16).

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