Rapid cooling forming die structure for rubber conveying belt of cutting machine

Abstract

The invention relates to the technical field of cutting machine rubber conveying belt machining, in particular to a rapid cooling forming mold structure for a cutting machine rubber conveying belt, which comprises a working box and a striking mechanism, a fixed block is fixedly connected to the inner wall of the working box, and a fixed box is fixedly connected to the upper end face of the fixed block; and a groove is formed in the upper end face of the fixing block, a gear motor is fixedly connected into the groove, the output end of the gear motor penetrates through the lower end face of the fixing box and is fixedly connected with a first bevel gear, and two second bevel gears are symmetrically connected to the first bevel gear in a meshed mode. Through cooperative arrangement of the gear motor, the first bevel gear and the second bevel gear, one-way blades can be driven to rotate, cold air can be sucked from the outside, the cold air is blown to the upper mold and the lower mold through air nozzles, the cooling speed of the rubber conveying belt can be increased, and the forming speed of the rubber conveying belt is increased.

Description

Technical Field

[0001] The invention relates to the technical field of processing rubber conveyor belts for cutting machines, in particular to a rapid cooling and forming mold structure for rubber conveyor belts for cutting machines. Background Art

[0002] Cutting machines are widely used in automotive interiors, handbags, luggage, shoes, leather goods, foam, sporting goods, EVA and other industries. Rubber conveyor belts are used on cutting machines. The rubber conveyor belts of cutting machines are processed and formed by rubber molding molds.

[0003] However, the existing rubber conveyor belt rubber forming mold for the cutting machine lacks an auxiliary heat dissipation mechanism during use, and the rubber conveyor belt is slow, which will reduce the speed of rubber conveyor belt forming; and the rubber conveyor belt is easy to adhere to the inner wall of the mold after forming, which is inconvenient to demould.

[0004] In view of the above problems, we propose a rapid cooling molding die structure for a rubber conveyor belt of a cutting machine. Summary of the invention

[0005] The purpose of the present invention is to solve the problems existing in the prior art, thereby providing a rapid cooling molding die structure for a rubber conveyor belt of a cutting machine.

[0006] In order to achieve the above object, the present invention adopts the following technical solutions: A rapid cooling molding die structure for a rubber conveyor belt of a cutting machine comprises a working box and a striking mechanism, wherein a fixed block is fixedly connected to the inner wall of the working box, the upper end face of the fixed block is fixedly connected to the fixed box, the upper end face of the fixed block is provided with a groove, a reduction motor is fixedly connected in the groove, the output end of the reduction motor passes through the lower end face of the fixed box and is fixedly connected to a first bevel gear, the first bevel gear is symmetrically meshed with two second bevel gears, the two second bevel gears are fixedly connected to a cross bar on the opposite sides, each of the cross bars is fixedly sleeved with a main transmission wheel, each The main transmission wheels are connected to the slave transmission wheels through toothed belt transmission, and two bellows are symmetrically fixedly connected to the inner wall of the working box, and rotating rods are horizontally fixedly inserted in the centers of the two slave transmission wheels, and one-way blades are fixedly connected to the opposite ends of the two rotating rods, and two fixed plates are symmetrically fixedly connected to the upper end surface of the fixed box, and the upper ends of the two fixed plates are commonly fixedly connected to the lower mold, and two cavities are symmetrically opened in the lower mold, and a push plate is slidably connected to the inner wall of each cavity, and a plurality of striking blocks are symmetrically fixedly connected to the upper end surface of each push plate at equal intervals. The striking mechanism includes a vertical rod, one end of which is fixed to the upper end surface of the first bevel gear, the upper end of the vertical rod passes through the upper end surface of the fixed box and is fixedly connected to a worm, the worm is meshed with a worm wheel, a connecting rod is horizontally fixed and inserted at the center of the worm wheel, two cams are symmetrically fixedly sleeved on the connecting rod, an annular groove is provided on the side wall of each of the cams, a push rod is fixedly connected to the lower end surfaces of the two push plates, the lower end of each push rod passes through a cavity and rests in the annular groove, and two limit sliders are symmetrically fixedly connected to the side wall of each push rod, and the two annular grooves Two limit grooves are symmetrically provided in the middle, and the opposite ends of each limit sliding block are against the limit groove. A hydraulic cylinder and an injection molding device are fixedly connected to the inner wall of the working box, the telescopic end of the hydraulic cylinder is fixedly connected to the upper mold, and a liquid inlet pipe is fixedly connected to the side wall of the injection molding device. The lower end of the injection molding device is fixedly connected to a connecting hose, and the lower end of the connecting hose is fixedly connected to the upper end surface of the upper mold. The vertical rod is rotatably connected to the inner wall of the fixed box, and both ends of the connecting rod are rotatably connected to the side wall of the fixed plate, and the two push rods are slidably connected to the inner wall of the lower mold.

[0007] In order to better achieve the above-mentioned purpose, the present invention adopts a further technical solution: two air inlets are symmetrically opened on the opposite sides of the two bellows and the left and right sides of the working box, a filter is fixedly connected to each of the air inlets, and an air nozzle is fixedly connected to the opposite sides of the two bellows.

[0008] In order to better achieve the above-mentioned purpose, the present invention adopts a further technical solution: the upper end surface of the fixed box and the lower end surfaces of the two bellows are both provided with through holes, and the two toothed belts both pass through the through holes and are slidably connected in the through holes.

[0009] In order to better achieve the above-mentioned purpose, the present invention adopts a further technical solution: two support plates are symmetrically fixedly connected to the inner wall of the fixed box, the opposite ends of the two cross bars pass through the support plates and are rotatably connected to the inner wall of the fixed box, and the two cross bars are rotatably connected to the inner wall of the support plate.

[0010] In order to better achieve the above-mentioned purpose, the present invention adopts a further technical solution: a box door is arranged on the side wall of the working box, and a handle is fixedly connected to the side wall of the box door.

[0011] The beneficial effects of the present invention are: Through the coordinated arrangement of the reduction motor, the first bevel gear and the second bevel gear, the cross bar can be driven to rotate. The cross bar can drive the rotating rod to rotate through the main transmission wheel, the toothed belt and the slave transmission wheel. The rotating rod can drive the one-way blade to rotate. The rotation of the one-way blade will inhale cold air from the outside and blow it onto the upper mold and the lower mold through the air nozzle, which can accelerate the cooling speed of the rubber conveyor belt and improve the molding speed of the rubber conveyor belt.

[0012] Through the coordinated arrangement of the first bevel gear, the vertical rod, the worm and the worm wheel, the connecting rod can be driven to rotate, the connecting rod can drive the push rod to move up and down repeatedly through the cam, the push rod can drive the striking block to move up and down repeatedly through the push plate, the lower mold can be struck by the striking block to make it vibrate, which can prevent the formed rubber conveyor belt from sticking to the inner wall of the mold and make demoulding more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a front perspective structural diagram of a rapid cooling molding die structure for a rubber conveyor belt of a cutting machine proposed by the present invention; Figure 2 This is a front cross-sectional structural schematic diagram of a rapid cooling molding die structure for a rubber conveyor belt of a cutting machine proposed by the present invention; Figure 3 This is an enlarged structural schematic diagram of a bellows in a rapid cooling molding die structure for a rubber conveyor belt of a cutting machine proposed by the present invention; Figure 4 The present invention proposes Figure 2 A schematic diagram of the enlarged structure at A in the middle; Figure 5 The present invention proposes Figure 2 Schematic diagram of the enlarged structure at point B in the middle.

[0014] In the figure: 1 working box, 2 fixed block, 3 reduction motor, 4 fixed box, 5 first bevel gear, 6 second bevel gear, 7 cross bar, 8 support plate, 9 toothed belt, 10 bellows, 11 rotating rod, 12 one-way blade, 13 air nozzle, 14 vertical rod, 15 worm, 16 worm gear, 17 connecting rod, 18 cam, 19 push rod, 20 limit slider, 21 fixed plate, 22 lower mold, 23 push plate, 24 striking block, 25 hydraulic cylinder, 26 upper mold, 27 injection molding device, 28 connecting hose, 29 filter screen, 30 box door. 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 the embodiments.

[0016] Reference Figure 1-Figure 5As shown, a rapid cooling molding mold structure for a rubber conveyor belt of a cutting machine includes a working box 1 and a striking mechanism. A hydraulic cylinder 25 and an injection molding device 27 are fixedly connected to the inner wall of the working box 1. The telescopic end of the hydraulic cylinder 25 is fixedly connected to an upper mold 26. A liquid inlet pipe is fixedly connected to the side wall of the injection molding device 27. A connecting hose 28 is fixedly connected to the lower end of the injection molding device 27. The lower end of the connecting hose 28 is fixedly connected to the upper end surface of the upper mold 26. The upper mold 26 can be driven to move downward by the hydraulic cylinder 25. A fixing block 2 is fixedly connected to the inner wall of the working box 1. The fixing block 2 The upper end surface of the fixed block 2 is fixedly connected with a fixed box 4, the upper end surface of the fixed block 2 is provided with a groove, a reduction motor 3 is fixedly connected in the groove, the output end of the reduction motor 3 passes through the lower end surface of the fixed box 4 and is fixedly connected with a first bevel gear 5, the first bevel gear 5 is symmetrically meshed with two second bevel gears 6, the opposite sides of the two second bevel gears 6 are fixedly connected with a cross bar 7, each cross bar 7 is fixedly sleeved with a main transmission wheel, each main transmission wheel is connected to a slave transmission wheel through a toothed belt 9, and two bellows 10 are symmetrically fixedly connected to the inner wall of the working box 1, and the opposite sides of the two bellows 10 are connected to the working box 1. Two air inlets are symmetrically provided on the left and right sides of the box 1, and a filter screen 29 is fixedly connected to each air inlet. A wind nozzle 13 is fixedly connected to the opposite side of the two air boxes 10, and the filter screen 29 can filter dust. Two rotating rods 11 are horizontally fixedly inserted from the center of the two transmission wheels, and one-way blades 12 are fixedly connected to the opposite ends of the two rotating rods 11. Two fixed plates 21 are symmetrically fixedly connected to the upper end surface of the fixed box 4, and the upper ends of the two fixed plates 21 are fixedly connected to the lower mold 22. Two cavities are symmetrically provided in the lower mold 22, and the inner wall of each cavity A push plate 23 is slidably connected to the upper surface, and a plurality of striking blocks 24 are symmetrically fixedly connected to the upper end surface of each push plate 23 at equal intervals. Through the coordinated arrangement of the reduction motor 3, the first bevel gear 5 and the second bevel gear 6, the cross bar 7 can be driven to rotate. The cross bar 7 can drive the rotating rod 11 to rotate through the main transmission wheel, the toothed belt 9 and the slave transmission wheel. The rotating rod 11 can drive the unidirectional blade 12 to rotate. The rotation of the unidirectional blade 12 will inhale cold air from the outside and blow it onto the upper mold 26 and the lower mold 22 through the air nozzle 13, which can accelerate the cooling speed of the rubber conveyor belt and improve the molding speed of the rubber conveyor belt.

[0017] The striking mechanism includes a vertical rod 14, one end of which is fixed on the upper end surface of the first bevel gear 5, the upper end of the vertical rod 14 passes through the upper end surface of the fixed box 4 and is fixedly connected to a worm 15, the worm 15 is meshed with a worm wheel 16, a connecting rod 17 is horizontally fixed and inserted at the center of the worm wheel 16, two cams 18 are symmetrically fixedly sleeved on the connecting rod 17, an annular groove is provided on the side wall of each cam 18, a push rod 19 is fixedly connected to the lower end surfaces of the two push plates 23, the lower end of each push rod 19 passes through the cavity and rests in the annular groove, two limit sliders 20 are symmetrically fixedly connected to the side wall of each push rod 19, two limit grooves are symmetrically provided in the two annular grooves, and the opposite end of each limit slider 20 is It rests in the limiting groove, and through the cooperation of the first bevel gear 5, the vertical rod 14, the worm 15 and the worm wheel 16, the vertical rod 14 is rotatably connected to the inner wall of the fixed box 4, and both ends of the connecting rod 17 are rotatably connected to the side walls of the fixed plate 21. The two push rods 19 are slidably connected to the inner wall of the lower mold 22. The connecting rod 17 can drive the cam 18 to rotate, and the vertical rod 14 can drive the connecting rod 17 to rotate. The connecting rod 17 can drive the push rod 19 to move up and down repeatedly through the cam 18, and the push rod 19 can drive the striking block 24 to move up and down repeatedly through the push plate 23. The lower mold 22 can be struck by the striking block 24 to make it vibrate, which can prevent the molded rubber conveyor belt from sticking to the inner wall of the mold, making demoulding more convenient.

[0018] In this embodiment, through holes are provided on the upper end surface of the fixed box 4 and the lower end surfaces of the two bellows 1, and the two toothed belts 9 pass through the through holes and are slidably connected in the through holes, so that the toothed belts 9 can easily drive the slave transmission wheel to rotate.

[0019] In this embodiment, two support plates 8 are symmetrically fixedly connected to the inner wall of the fixed box 4, and the opposite ends of the two cross bars 7 pass through the support plates 8 and are rotatably connected to the inner wall of the fixed box 4. The two cross bars 7 are rotatably connected to the inner wall of the support plates 8, and the support plates 8 can support the cross bars 7.

[0020] In this embodiment, a box door 30 is provided on the side wall of the work box 1 , and a handle is fixedly connected to the side wall of the box door 30 , and the handle facilitates opening the box door 30 .

[0021] When the present invention is used, the hydraulic cylinder 25 is started, and its telescopic end drives the upper mold 26 to move downward and against the lower mold 22. The rubber liquid can be injected into the mold groove between the upper mold 26 and the lower mold 22 through the connecting hose 28 through the injection device 27. Then the reduction motor 3 is started, and its output end drives the first bevel gear 5 to rotate, and the first bevel gear 5 drives the second bevel gear 6 to rotate, and the second bevel gear 6 drives the two cross bars 7 to rotate, and the cross bar 7 drives the main transmission wheel to rotate, and the main transmission wheel drives the slave transmission wheel to rotate through the toothed belt 9, and the slave transmission wheel drives the one-way blade 12 to rotate through the rotating rod 11. The rotation of the one-way blade 12 will inhale cold air from the outside and blow it onto the upper mold 26 and the lower mold 22 through the air nozzle 13, which can The cooling speed of the rubber conveyor belt is accelerated, and the molding speed of the rubber conveyor belt is increased; at the same time, the first bevel gear 5 will drive the vertical rod 14 to rotate, the vertical rod 14 will drive the worm 15 to rotate, the worm 15 will drive the worm wheel 16 to rotate, the worm wheel 16 will drive the connecting rod 17 to rotate, the connecting rod 17 will drive the cam 18 to rotate, the rotation of the cam 18 will drive the push rod 19 to move up and down, the push rod 19 will drive the push plate 23 to move up and down repeatedly, the push plate 23 will drive the striking block 24 to move up and down repeatedly, the lower mold 22 can be struck by the striking block 24 to make it vibrate, which can prevent the rubber conveyor belt from sticking to the inner wall of the mold, making demoulding more convenient. The content not described in detail in this description belongs to the existing technology known to professional and technical personnel in this field.

[0022] Although the present invention has been described in detail with reference to the previous embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A rapid cooling molding die structure for a cutting machine rubber conveyor belt, comprising a working box (1) and a striking mechanism, characterized in that: A fixed block (2) is fixedly connected to the inner wall of the working box (1); the upper end surface of the fixed block (2) is fixedly connected to the fixed box (4); the upper end surface of the fixed block (2) is provided with a groove; a reduction motor (3) is fixedly connected in the groove; the output end of the reduction motor (3) passes through the lower end surface of the fixed box (4) and is fixedly connected to a first bevel gear (5); two second bevel gears (6) are symmetrically meshed and connected to the first bevel gear (5); the two second bevel gears (6) are fixedly connected to a cross bar (7) on opposite sides; each of the cross bars (7) is fixedly sleeved with a main transmission wheel; each of the main transmission wheels is connected to a slave transmission wheel through a toothed belt (9); the inner wall of the working box (1) is symmetrically fixedly connected to the main transmission wheel (7); Two bellows (10) are connected, and rotating rods (11) are fixedly inserted horizontally from the center of the two transmission wheels. One-way blades (12) are fixedly connected to the opposite ends of the two rotating rods (11). Two fixed plates (21) are symmetrically fixedly connected to the upper end surface of the fixed box (4). The upper ends of the two fixed plates (21) are commonly fixedly connected to a lower mold (22). Two cavities are symmetrically opened in the lower mold (22). A push plate (23) is slidably connected to the inner wall of each cavity. A plurality of striking blocks (24) are symmetrically fixedly connected to the upper end surface of each push plate (23) at equal intervals. The striking mechanism includes a vertical rod (14), one end of which is fixed to the upper surface of the first bevel gear (5). On the end surface, the upper end of the vertical rod (14) passes through the upper end surface of the fixed box (4) and is fixedly connected to a worm (15), the worm (15) is meshed with a worm wheel (16), a connecting rod (17) is horizontally fixed and inserted at the center of the worm wheel (16), two cams (18) are symmetrically fixedly sleeved on the connecting rod (17), and an annular groove is provided on the side wall of each of the cams (18), the lower end surfaces of the two push plates (23) are fixedly connected to push rods (19), the lower end of each push rod (19) passes through the cavity and abuts against the annular groove, the side wall of each push rod (19) is symmetrically fixedly connected to two limit sliders (20), the two annular grooves are symmetrically provided with two limit grooves, and each of the The opposite ends of the limit slider (20) are both against the limit groove, the inner wall of the working box (1) is fixedly connected with a hydraulic cylinder (25) and an injection molding device (27), the telescopic end of the hydraulic cylinder (25) is fixedly connected with the upper mold (26), the side wall of the injection molding device (27) is fixedly connected with a liquid inlet pipe, the lower end of the injection molding device (27) is fixedly connected with a connecting hose (28), the lower end of the connecting hose (28) is fixedly connected to the upper end surface of the upper mold (26), the vertical rod (14) is rotatably connected to the inner wall of the fixed box (4), both ends of the connecting rod (17) are rotatably connected to the side wall of the fixed plate (21), and the two push rods (19) are slidably connected to the inner wall of the lower mold (22).Two air inlets are symmetrically provided on the opposite sides of the two wind boxes (10) and on the left and right sides of the working box (1), and a filter screen (29) is fixedly connected to each of the air inlets. An air nozzle (13) is fixedly connected to the opposite sides of the two wind boxes (10).

2. A rapid cooling molding die structure for a rubber conveyor belt of a cutting machine according to claim 1, characterized in that: The upper end surface of the fixed box (4) and the lower end surfaces of the two wind boxes (1) are both provided with through holes, and the two toothed belts (9) both pass through the through holes and are slidably connected in the through holes.

3. The rapid cooling molding die structure for a rubber conveyor belt of a cutting machine according to claim 1, characterized in that: Two support plates (8) are symmetrically fixedly connected to the inner wall of the fixed box (4); the opposite ends of the two cross bars (7) penetrate the support plates (8) and are rotatably connected to the inner wall of the fixed box (4); and the two cross bars (7) are rotatably connected to the inner wall of the support plates (8).

4. The rapid cooling molding die structure for a rubber conveyor belt of a cutting machine according to claim 1, characterized in that: A box door (30) is provided on the side wall of the working box (1), and a handle is fixedly connected to the side wall of the box door (30).

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