Forming die for high polymer material steel rail insulating part

Abstract

The utility model discloses a forming die for a high polymer material steel rail insulating part, which belongs to the technical field of forming dies, and comprises a lower die, an upper die and a base, the lower die is arranged above the base, the upper die is arranged above the lower die, the top of the upper base is provided with a groove, the side wall of the groove is rotatably provided with a rotating shaft, and the rotating shaft is connected with the upper die. A worm section is fixedly mounted on the outer side of the rotating shaft, a worm gear is meshed with the outer side of the worm section, and a rotating shaft is fixedly mounted in the worm gear. The periphery of the lower die can be conveniently fixed through mutual cooperation of the first motor, the rotating shaft, the worm section, the worm gear, the rotating shaft, the first bevel gear, the second bevel gear, the first screw rod, the L-shaped plate, the fixing plate and the rubber pad, so that the lower die is fixed more stably; therefore, the lower mold cannot slightly move or misplace in the injection molding or pressing process, the size precision and the shape of the insulating part cannot be changed, the product quality is greatly improved, and the practicability is wider.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of forming die, especially relates to a high polymer material rail insulating part forming die. BACKGROUND

[0002] Rail insulating parts play an important role in railway traffic, they are used to isolate different track circuits to ensure the normal operation of the signal system. With the development of high-speed railway and urban rail transit, the demand for high-performance insulating parts will continue to grow, which provides a broad market prospect for the development of forming die technology.

[0003] The existing high polymer material rail insulating part forming die can only fix the two sides of the die, and the fixing of the die is not stable enough, so that the die moves slightly or is misaligned during injection molding or pressing, which changes the size precision and shape of the insulating part, greatly reduces the product quality, and the practicality is not wide; Therefore, we propose a high polymer material rail insulating part forming die to solve this problem. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a high polymer material rail insulating part forming die to solve the problems raised in the above background.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A high polymer material rail insulating part forming die, comprising: a lower die, an upper die and a base, the lower die is arranged above the base, the upper die is arranged above the lower die, a recess is formed in the top of the base, a rotating shaft is rotatably installed on the side wall of the recess, a worm section is fixedly installed on the outside of the rotating shaft, a worm wheel is engaged with the outside of the worm section, a rotating shaft is fixedly installed in the inside of the worm wheel, a bevel gear one is fixedly installed on the outside of the rotating shaft, four bevel gears two are engaged with the outside of the bevel gear one, a No. One screw rod is fixedly installed in the inside of each of the four bevel gears two, an L-shaped plate is threadedly connected to the outside of each of the four No. One screw rods, a fixed plate is fixedly installed on the inside of each of the four L-shaped plates, a rubber pad is fixedly installed on the inside of each of the four fixed plates, and the inside of each of the four rubber pads is movably abutted to the outside of the lower die.

[0007] Preferably, the top of the base is fixedly provided with four guide rods, the top of the four guide rods is fixedly provided with a same top plate, the bottom of one side of the top plate is fixedly provided with a baffle, the outer side of the baffle is fixedly provided with a second motor, the output end of the second motor is fixedly connected with a rotating column, the outer side of the rotating column is fixedly provided with a bevel gear three, the outer side of the bevel gear three is engaged with a bevel gear four, the inner side of the bevel gear four is fixedly provided with a second screw rod, the outer side of the second screw rod is threadedly connected with a threaded cylinder, the bottom of the threaded cylinder is fixedly provided with a moving plate, and the bottom of the moving plate is fixedly provided on the top of the upper mold.

[0008] Preferably, the top of the base is fixedly provided with a placing box, the bottom of the lower mold is movably abutted to the top of the placing box, the top of the placing box is provided with four moving holes, and the outer sides of the four L-shaped plates are slidably connected in the corresponding moving holes.

[0009] Preferably, the top end of the second screw rod is rotatably installed in the inner side of the top plate, the outer side of the rotating column is rotatably installed in the inner side of the baffle, the outer side of the rotating column is rotatably installed with an arc-shaped supporting plate, the top of the arc-shaped supporting plate is fixedly installed on the bottom of the top plate, and the inner side of the moving plate is slidably connected with the outer sides of the four guide rods.

[0010] Preferably, the bottom end of the worm gear is rotatably installed in the inner side of the groove, the top end of the worm gear is rotatably installed in the inner side of the top of the placing box, the outer sides of the four first screw rods are rotatably installed in the inner side of the placing box, one side of the base is fixedly provided with a first motor, and the output end of the first motor is fixedly connected with one end of the rotating shaft.

[0011] Preferably, the top of the base is fixedly provided with four arc-shaped supporting blocks, and the outer sides of the four first screw rods are rotatably installed in the corresponding arc-shaped supporting blocks.

[0012] In the utility model, the one side of the base is fixedly provided with a first motor, the output end of the first motor is fixedly connected with one end of the rotating shaft, the top of the base is fixedly provided with four guide rods, the top of the four guide rods is fixedly provided with a same top plate, the bottom of one side of the top plate is fixedly provided with a baffle, the outer side of the baffle is fixedly provided with a second motor, the output end of the second motor is fixedly connected with a rotating column, the outer side of the rotating column is fixedly provided with a bevel gear three, the outer side of the bevel gear three is engaged with a bevel gear four, the inner side of the bevel gear four is fixedly provided with a second screw rod, the outer side of the second screw rod is threadedly connected with a threaded cylinder, the bottom of the threaded cylinder is fixedly provided with a moving plate, and the bottom of the moving plate is fixedly provided on the top of the upper mold.

[0013] The utility model discloses a high polymer material rail insulation piece uses forming die, through starting no. 2 motor to drive rotating column to start rotating, and then drive bevel gear three to start rotating, and then drive the bevel gear four that meshes with it to start rotating, and then drive no. 2 screw rod to start rotating, and then drive the threaded cylinder that is connected with it to start moving down, and then drive moving plate and upper die to start moving down, until the upper die and lower die are in accord, then carry out injection moulding,

[0014] The utility model discloses reasonable structure design, through the mutual match of no. 1 motor, rotating shaft, worm section, worm wheel, rotating shaft, bevel gear one, bevel gear two, no. 1 screw rod, L type board, fixed plate and rubber pad, the periphery of lower die is fixed conveniently, make the fixation of lower die more stable, so that in injection moulding or pressing process, lower die does not have tiny movement or misplacement, make the dimensional accuracy and shape of insulation piece do not change, product quality is improved greatly, and the practicality is wider. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a kind of high polymer material rail insulation piece use forming die's three-dimensional structure schematic diagram that the utility model proposes;

[0016] Figure 2 It is a kind of high polymer material rail insulation piece use forming die's sectional structure schematic diagram that the utility model proposes;

[0017] Figure 3 It is the structure schematic diagram of worm section, bevel gear one and bevel gear two that the utility model proposes;

[0018] Figure 4 It is Figure 2 The local enlarged view of middle A part.

[0019] In the drawing: 1, base;2, guide rod;3, top plate;4, no. 1 motor;5, rotating shaft;6, worm section;7, worm wheel;8, rotating shaft;9, bevel gear one;10, bevel gear two;11, no. 1 screw rod;12, L type board;13, fixed plate;14, rubber pad;15, arc support block;16, placing box;17, moving hole;18, lower die;19, upper die;20, baffle;21, no. 2 motor;22, rotating column;23, bevel gear three;24, bevel gear four;25, no. 2 screw rod;26, threaded cylinder;27, moving plate;28, arc support plate. DETAILED DESCRIPTION

[0020] The technical scheme in the utility model embodiments will be clearly and completely described below in conjunction with the drawings in the utility model embodiments, and apparently, the described embodiments only are a part of the embodiments of the utility model, not all the embodiments.

[0021] Referring to Figures 1-4 A high polymer material rail insulation forming die, comprising: a lower die 18, an upper die 19 and a base 1, the lower die 18 is arranged above the base 1, the upper die 19 is arranged above the lower die 18, the top of the base 1 is provided with a groove, the side wall of the groove is rotatably connected with a rotating shaft 5, the outer side of the rotating shaft 5 is fixedly connected with a worm segment 6, the outer side of the worm segment 6 is engaged with a worm wheel 7, the inside of the worm wheel 7 is fixedly connected with a rotating shaft 8, the outer side of the rotating shaft 8 is fixedly connected with a bevel gear one 9, the outer side of the bevel gear one 9 is engaged with four bevel gears two 10, the inside of each of the four bevel gears two 10 is fixedly connected with a first screw rod 11, the outer side of each of the four first screw rods 11 is threadedly connected with an L-shaped plate 12, the inside of each of the four L-shaped plates 12 is fixedly connected with a fixed plate 13, the inside of each of the four fixed plates 13 is fixedly connected with a rubber pad 14, and the inside of each of the four rubber pads 14 is movably connected with the outside of the lower die 18.

[0022] In this embodiment, the top of the base 1 is fixedly connected with four guide rods 2, the top of the four guide rods 2 is fixedly connected with a same top plate 3, the bottom of one side of the top plate 3 is fixedly connected with a baffle 20, the outside of the baffle 20 is fixedly connected with a second motor 21, the output end of the second motor 21 is fixedly connected with a rotating column 22, the outside of the rotating column 22 is fixedly connected with a bevel gear three 23, the outside of the bevel gear three 23 is engaged with a bevel gear four 24, the inside of the bevel gear four 24 is fixedly connected with a second screw rod 25, the outside of the second screw rod 25 is threadedly connected with a threaded cylinder 26, the bottom of the threaded cylinder 26 is fixedly connected with a moving plate 27, the bottom of the moving plate 27 is fixedly connected with the top of the upper die 19, so as to conveniently drive the upper die 19 to move.

[0023] In this embodiment, the top of the base 1 is fixedly connected with four arc-shaped supporting blocks 15, the outside of each of the four first screw rods 11 is rotatably connected in the corresponding arc-shaped supporting block 15, the top of the base 1 is fixedly connected with a placing box 16, the bottom of the lower die 18 is movably connected with the top of the placing box 16, the top of the placing box 16 is provided with four moving holes 17, the outside of each of the four L-shaped plates 12 is slidably connected in the corresponding moving hole 17, so as to conveniently drive the L-shaped plate 12 to move along the moving hole 17.

[0024] In this embodiment, the top end of the second screw rod 25 is rotatably connected in the inside of the top plate 3, the outside of the rotating column 22 is rotatably connected in the inside of the baffle 20, the outside of the rotating column 22 is rotatably connected with an arc-shaped supporting plate 28, the top of the arc-shaped supporting plate 28 is fixedly connected with the bottom of the top plate 3, the inside of the moving plate 27 is slidably connected with the outside of the four guide rods 2, so that the moving plate 27 is more stable when moving.

[0025] In this embodiment, the bottom end of the worm gear 7 is rotatably installed in the inside of the groove, the top end of the worm gear 7 is rotatably installed in the inside of the top of the placing box 16, the four first screw rods 11 are rotatably installed at the ends away from each other in the inside of the placing box 16, the base 1 is fixedly installed with the first motor 4 at one side, and the output end of the first motor 4 is fixedly connected to one end of the rotating shaft 5, so that the rotating shaft 5 is conveniently driven to rotate.

[0026] In this embodiment, in use, first, the lower mold 18 is placed on the top of the placing box 16, then the first motor 4 is started to drive the rotating shaft 5 to start rotating, thereby driving the worm gear segment 6 to start rotating, and driving the worm gear 7 meshed with the worm gear segment 6 to start rotating, further driving the rotating shaft 8 to start rotating, thereby driving the bevel gear one 9 to start rotating, further driving the four bevel gear twos 10 meshed with the bevel gear one 9 to start rotating, thereby driving the four first screw rods 11 to start rotating, and driving the four L-shaped plates 12 threadedly connected with the four first screw rods 11 to start moving along the moving holes 17, thereby driving the four fixed plates 13 and the rubber pads 14 to start moving, so that the four sides of the lower mold 18 are fixed, the lower mold 18 is more stably fixed, the size precision and shape of the insulation part will not change in the process of injection molding or pressing, the product quality is greatly improved, and the practicality is wider.

[0027] The high polymer material rail insulation part forming mold is described in detail above. The principles and implementation manners of the utility model are described by applying specific embodiments in this paper, and the above embodiment is only used to help understand the method and core idea of the utility model. It should be pointed out that for ordinary skilled persons in the technical field, the utility model can be improved and modified in many ways without departing from the principles of the utility model, and these improvements and modifications also fall within the protection scope of the utility model claims.

Claims

1. A molding die for a high molecular material rail insulator, characterized by comprising: Include: Lower mold (18), upper mold (19) and base (1), the lower mold (18) is arranged above the base (1), the upper mold (19) is arranged above the lower mold (18), the recess is opened on the top of the base (1), the side wall of the recess is rotatably installed with a rotating shaft (5), the outer side of the rotating shaft (5) is fixedly installed with a worm segment (6), the outer side of the worm segment (6) is engaged with a worm wheel (7), the inside of the worm wheel (7) is fixedly installed with a rotating shaft (8), the outer side of the rotating shaft (8) is fixedly installed with a bevel gear (9), the outer side of the bevel gear (9) is engaged with four bevel gears (10), the inside of the four bevel gears (10) is fixedly installed with a No. 1 screw rod (11), the outer side of the four No. 1 screw rods (11) is threadedly connected with an L-shaped plate (12), the inside of the four L-shaped plates (12) is fixedly installed with a fixed plate (13), the inside of the four fixed plates (13) is fixedly installed with a rubber pad (14), and the inside of the four rubber pads (14) is movably abutted to the outside of the lower mold (18).

2. The molding die for a polymer material rail insulator according to claim 1, characterized by The top of the base (1) is fixedly installed with four guide rods (2), the top of the four guide rods (2) is fixedly installed with a same top plate (3), one side of the bottom of the top plate (3) is fixedly installed with a baffle (20), the outer side of the baffle (20) is fixedly installed with a No. 2 motor (21), the output end of the No. 2 motor (21) is fixedly connected with a rotating column (22), the outer side of the rotating column (22) is fixedly installed with a bevel gear (23), the outer side of the bevel gear (23) is engaged with a bevel gear (24), the inside of the bevel gear (24) is fixedly installed with a No. 2 screw rod (25), the outer side of the No. 2 screw rod (25) is threadedly connected with a threaded cylinder (26), the bottom of the threaded cylinder (26) is fixedly installed with a moving plate (27), and the bottom of the moving plate (27) is fixedly installed on the top of the upper mold (19).

3. The molding die for a polymer rail insulator of claim 1, wherein The top of the base (1) is fixedly installed with a placing box (16), the bottom of the lower mold (18) is movably abutted to the top of the placing box (16), the top of the placing box (16) is provided with four moving holes (17), and the outer sides of the four L-shaped plates (12) are slidably connected in the corresponding moving holes (17).

4. The molding die for a polymer rail insulator according to claim 2, wherein The top end of the No. 2 screw rod (25) is rotatably installed in the inside of the top plate (3), the outer side of the rotating column (22) is rotatably installed in the inside of the baffle (20), the outer side of the rotating column (22) is rotatably installed with an arc-shaped supporting plate (28), the top of the arc-shaped supporting plate (28) is fixedly installed on the bottom of the top plate (3), and the inside of the moving plate (27) is slidably connected to the outside of the four guide rods (2).

5. The molding die for a polymer rail insulator of claim 1, wherein The bottom end of the worm wheel (7) is rotatably installed in the inner part of the groove, the top end of the worm wheel (7) is rotatably installed in the inner side of the top of the placing box (16), the far end of the four first screw rods (11) is rotatably installed in the inner part of the placing box (16), one side of the base (1) is fixedly installed with a first motor (4), and the output end of the first motor (4) is fixedly connected with one end of the rotating shaft (5).

6. The molding die for a polymer rail insulator of claim 1, wherein The top of the base (1) is fixedly installed with four arc-shaped supporting blocks (15), and the outer sides of the four first screw rods (11) are rotatably installed in the corresponding arc-shaped supporting blocks (15).

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