CN106738527B

CN106738527B - Rubber vulcanization molding machine

Info

Publication number: CN106738527B
Application number: CN201710056967.5A
Authority: CN
Inventors: 黄遵建
Original assignee: Dongguan Changyi Composite Materials Machinery Technology Co ltd
Current assignee: Dongguan Changyi Composite Materials Machinery Technology Co ltd
Priority date: 2017-01-22
Filing date: 2017-01-22
Publication date: 2023-05-02
Anticipated expiration: 2037-01-22
Also published as: CN106738527A

Abstract

The invention discloses a rubber vulcanization molding machine, which comprises a base combination part, a middle base combination part and an upper base combination part which are arranged from bottom to top, wherein the base combination part can rotate, the base combination part is provided with a fixed base and a rotating base, the rotating base and the fixed base are connected through a gear bearing, the gear bearing is meshed with a pinion, the pinion is connected with a hydraulic motor, the rotating base is provided with a hydraulic pump, a hydraulic control system, a plurality of mold locking cylinders and a plurality of upright posts, and the mold locking cylinders are fixedly connected with the middle base combination part; the middle seat combination part comprises a plurality of middle seat parts, the middle seat parts are used for installing a female die of a forming die, and the die locking cylinder pushes the middle seat parts to ascend for die locking; the upright post is fixedly connected with the upper seat combination part, the upper seat combination part comprises a plurality of upper seat parts and a hydraulic oil tank, and the upper seat parts are used for installing male dies of the forming die. The rubber vulcanization molding machine provided by the invention has the advantages of small occupied area, low manufacturing cost, manpower and material resources saving and work efficiency improvement.

Description

Rubber vulcanization molding machine

Technical Field

The invention relates to rubber vulcanization molding equipment, in particular to rubber sole molding equipment.

Background

The conventional vulcanization platform in the prior art is overlarge in area, and even if one product is produced, the whole equipment is required to be started, so that the single product in production can not be independently controlled, and the electric power resource is greatly wasted. The product can not be taken out by automatic stripping and completely manually prying, pulling and smashing, and the production time of one product is too long. The electric power and manpower resources are wasted, and the failure of the die to be fixed with the workbench easily causes the inaccurate production of the die cooperation, so that the product qualification rate is low. The working face occupies too much space to cause electric quantity waste. Greatly reduces the production efficiency, causes the waste of resources, the waste of electric power resources and increases heavy labor force.

Chinese patent document CN105946153a discloses a rotary vulcanizing platform, which reduces the area of the platform by providing a revolving frame and a plurality of cylinder jacking devices on the revolving frame, and realizes automatic mold opening, but the structure is too simple, and cannot be applied to actual industrial production at all. If the revolving frame is fixedly connected with the supporting revolving device through bolts, the strength is obviously insufficient for large-scale industrial production equipment. The electric control device and the operation panel respectively form a circuit loop with the supporting rotary device, the rotary frame, the cylinder jacking device and the timing heating device through wires, the electric control device and the operation panel are arranged at the top and can be operated unchanged due to overhigh wire winding and the like due to the rotation of the platform.

Disclosure of Invention

The invention aims to solve the problems of large occupied area of rubber vulcanization molding equipment, insufficient automation, low qualification rate of products produced by inaccurate die matching and the like in the prior art, and provides the rubber vulcanization molding machine which has the advantages of small occupied area, capability of realizing full-automatic production, good quality of produced products, capability of greatly saving physical strength of operators and improving working efficiency.

In order to achieve the above purpose, the technical scheme provided by the invention is as follows:

the rubber vulcanization molding machine comprises a fixed base, a rotary rack rotationally connected with the fixed base and a rack top cover fixedly connected with the rotary rack, wherein a plurality of molding stations are arranged on the rotary rack, a pushing mold oil cylinder is arranged on the inner side of each molding station, and a control electric box is arranged between every two molding stations.

In one embodiment of the invention, the rotating gantry includes a rotating base that includes an upper deck and a lower deck.

In an embodiment of the invention, each molding station comprises a mold locking cylinder, a middle seat part and an upper seat part, wherein the bottom end of the mold locking cylinder is fixedly arranged on a lower layer platform of the rotating base, the top end of the mold locking cylinder penetrates through the upper layer platform and is fixedly connected with the middle seat part, the middle seat part is used for installing a female mold of a molding mold, and the mold locking cylinder pushes the middle seat part to ascend for mold locking; four upright posts are arranged around each mold locking oil cylinder, the bottom ends of the upright posts are fixedly arranged on the lower-layer platform of the rotating base, and the top ends of the upright posts are fixedly connected with the top cover of the rack; the upper seat part is fixedly arranged at the upper end of the upright post and is used for installing a male die of a forming die.

In an embodiment of the invention, the middle seat part comprises a middle seat, a middle seat heat insulation plate, a middle seat heating plate and a middle seat panel which are sequentially arranged from bottom to top, the middle seat is fixedly connected with the mold locking oil cylinder, a mold pushing oil cylinder is fixedly arranged on the inner side of the middle seat, a T-shaped groove is formed in the middle seat heating plate along the radial direction, the middle seat panel can slide towards the outer side of the rotating frame along the T-shaped groove under the driving of the mold pushing oil cylinder, and a female die of the forming mold is arranged on the middle seat panel.

In an embodiment of the invention, a push-die oil cylinder mounting seat is fixedly mounted on the inner side surface of the middle seat, a push-die oil cylinder piston through hole is reserved on the push-die oil cylinder mounting seat, and the push-die oil cylinder penetrates through the push-die oil cylinder piston through hole and is fixedly connected with the middle seat panel.

In an embodiment of the invention, the upper seat part comprises an upper seat, an upper seat heat insulation plate and an upper seat heating plate are sequentially and fixedly arranged below the upper seat, a push-pull arm oil cylinder is arranged in the center of the upper seat, the push-pull arm oil cylinder is hinged with the middle part of the upper seat panel through two transmission arms, one end, close to the inner side, of the upper seat panel is hinged with the upper seat heating plate, the upper seat panel can be downwards and obliquely unfolded and retracted under the driving of the push-pull arm oil cylinder, a male die of a forming die is arranged on the upper seat panel, and the male die of the forming die is matched with the female die of the forming die and is opposite in position.

In an embodiment of the present invention, the push-pull arm cylinder is a piston hydraulic cylinder, and the mold locking cylinder is a plunger hydraulic cylinder.

In an embodiment of the invention, a driving motor is further arranged on the lower layer platform of the rotating base, and a power output end of the driving motor is connected with a pinion; the bottom of the rotating base is provided with a gear bearing, the rotating base is rotationally connected with the fixed base through a gear bearing, and the gear bearing is meshed with the pinion.

In an embodiment of the invention, the frame top cover includes a hydraulic oil tank, and the hydraulic oil tank is circular and is erected in a space surrounded by the upper seat part to form a part of the frame top cover.

In one embodiment of the invention, an electric motor, a hydraulic pump, and a hydraulic control system are provided on the hydraulic tank.

In an embodiment of the invention, the device further comprises a middle die placing table for placing the middle die, wherein the middle die placing table is arranged below the control electric box, the table top of the middle die placing table is perpendicular to the control panel of the control electric box, and the middle die placing table horizontally extends to the outer side of the rotating frame.

In one embodiment of the invention, a manipulator is arranged beside the middle die placement table.

In an embodiment of the invention, the manipulator is a multi-joint multi-degree of freedom manipulator.

In an embodiment of the present invention, the control electric box includes a PLC total control electric box and a plurality of independent control electric boxes, so as to realize independent control of each forming station.

The beneficial effects are that: the rubber vulcanization molding machine provided by the invention has the advantages of small occupied area, low manufacturing cost and high quality of produced products, and can finish the work of a plurality of molding stations by only one operator/manipulator, thereby saving manpower and material resources and improving the working efficiency.

Drawings

FIG. 1 is a schematic view of a rubber vulcanization molding machine according to an embodiment of the present invention;

FIG. 2 is a schematic view of the structure of the base coupling portion of the embodiment of FIG. 1;

FIG. 3 is a schematic view of the structure of the middle seat portion in the embodiment of FIG. 1;

FIG. 4 is a schematic view of the upper seat portion of the embodiment of FIG. 1;

FIG. 5 is a schematic view of the rubber vulcanization molding machine of FIG. 1 with a control electric box;

FIG. 6 is a schematic perspective view of a second embodiment of a rubber vulcanization molding machine provided by the invention;

FIG. 7 is a schematic view of a third embodiment of a rubber vulcanization molding machine provided by the invention;

fig. 8 is a schematic structural view of a fourth embodiment of the rubber vulcanization molding machine provided by the invention.

Detailed Description

The following is a further description of embodiments of the invention, taken in conjunction with the accompanying drawings:

example 1

Referring to fig. 1, the rubber vulcanization molding machine provided in this embodiment includes a fixed base 100, a rotating frame 200 rotatably connected to the fixed base 100, and a frame top cover 300 fixedly connected to the rotating frame 200. A plurality of forming stations are arranged on the rotating frame 200, a die pushing oil cylinder 25 is arranged on the inner side of each forming station, and a control electric box is arranged between every two forming stations. The rubber vulcanization molding machine can intermittently rotate by 360 degrees, the station for placing and taking out the molding die is assumed to be a first molding station, after the first molding station is placed in the molding die, the rotating frame 200 rotates to enable the next station to enter the first molding station, a certain time is paused, the molding die which is heated to finish the vulcanization process is taken out, a new molding die is placed in the molding die, a control electric box is started again, the rotating frame 200 rotates, and the next station enters the first molding station, and the process is repeated. The rubber vulcanization is performed by utilizing the rotation time of the rotating frame 200, and the work of a plurality of forming stations can be completed by only one operator/manipulator, so that manpower and material resources are saved, and the working efficiency is improved.

Referring to fig. 1 and 2, a rotating frame 200 in the present embodiment includes a rotating base 12, and the rotating base 12 includes an upper stage 122 and a lower stage 121. Each forming station comprises a mold locking oil cylinder 17, a middle seat part 20 and an upper seat part 30, the bottom end of the mold locking oil cylinder 17 is fixedly arranged on a lower layer platform 121 of a rotary base, the top end of the mold locking oil cylinder 17 penetrates through an upper layer platform 122 of the rotary base and is fixedly connected with the middle seat part 20, the middle seat part 20 is used for installing a female mold of a forming mold, the mold locking oil cylinder 17 pushes the middle seat part 20 to ascend for mold locking, and the mold locking oil cylinder 17 is a plunger hydraulic cylinder. Four upright posts 50 are arranged around each mold locking oil cylinder 17, the bottom ends of the upright posts 50 are fixedly arranged on a lower-layer platform 121 of the rotating base, and the top ends of the upright posts 50 are fixedly connected with a frame top cover 300; the upper seat portion 30 is fixedly installed at the upper end of the upright 50, and the upper seat portion 30 is used for installing a male die of a forming die.

Referring to fig. 1 and 2, a gear bearing 13 is disposed at the bottom of a lower platform 121 of the rotating base, the fixed base 100 is connected with the rotating frame 200 through the gear bearing 13, the gear bearing 13 is meshed with a pinion 14, the pinion 14 is connected with a power output end of a hydraulic motor 15, the hydraulic motor 15 drives the pinion 14 to drive the gear bearing 13 to rotate 360 °, and the rotating base 12 is fixed on the gear bearing 13, so that the rotating base 12 rotates along with the gear bearing 13 and drives a motor, a hydraulic pump 16, a hydraulic control system and six mold locking cylinders 17 on the rotating base 12 to rotate together. In other embodiments, the motor, hydraulic pump 16, and hydraulic control system may be provided on a hydraulic tank 40 located in the upper seat assembly portion 30 for ease of maintenance and replacement.

Referring to fig. 1 and 2, the rotating base 12 in this embodiment includes a rotating base lower stage 121 and a rotating base upper stage 122, and a space for placing the hydraulic pump 16 and the hydraulic control system is reserved between the rotating base lower stage 121 and the rotating base upper stage 122, and the hydraulic pump 16 and the hydraulic control system rotate together with the rotating base 12, so that the problem of winding of the hydraulic control system in the rotating process is avoided. The rotating base upper layer platform 122 is a circular ring-shaped platform, and the rotating base lower layer platform 121 is provided with a hollowed-out grid frame, so that materials are saved, and the weight of the whole machine is reduced. The rotating base upper stage 122 is greater than the rotating base lower stage 121 in thickness, and is provided as a solid stage, and only a space for the mold locking cylinder 17 to pass through is reserved, so as to ensure sufficient bearing of the gravity and pressure of the middle and upper seat combining parts.

Referring to fig. 1 and 3, the rubber vulcanization molding machine of the present embodiment includes six shoe portions 20, six shoe portions 30 and a hydraulic mailbox 40. The middle seat part 20 and the upper seat part 30 are arranged in a matched way. Each group of the mold locking cylinder 17, the middle seat part 20 and the upper seat part 30 form a molding station, the number of the molding stations is not limited to six, and the number of the molding stations can be set arbitrarily according to the requirement. Wherein, the middle seat part 20 is connected with the rotary base 12 through the mold locking cylinder 17, and when the cylinder shaft of the mold locking cylinder 17 operates, the middle seat part 20 rises to perform the mold locking function. The upper seat portion 30 is connected to the swivel base 12 by a plurality of posts 50. The upper seat assembly portion and the middle seat assembly portion are rotatable together with the swivel base 12. The middle seat part 20 is used for installing a female die of a forming die, and the upper seat part 30 is used for installing a male die of the forming die. The hydraulic oil tank 40 is circular, is arranged at the center of the upper seat part, is erected in the space among the six upper seat parts 30, fully utilizes the space, and can be used as a part of the top cover of the frame to prevent dust from falling from the top. The driving motor of the present embodiment is preferably a hydraulic motor, and the hydraulic motor has a low cost, a large torque, and a large output power. Compared with a hydraulic motor, the servo motor has higher cost and smaller torque of the stepping motor.

Referring to fig. 1 and 3, the middle seat portion 20 of the rubber vulcanization molding machine of this embodiment includes a middle seat 21, a middle seat heat insulation plate 22, a middle seat heating plate 23 and a middle seat panel 24, which are sequentially arranged from bottom to top, the middle seat 21 is fixedly connected with the mold locking cylinder 17, a mold pushing cylinder 25 is fixedly installed on the inner side of the middle seat 21, the middle seat heating plate 23 is radially provided with a T-shaped groove, the middle seat panel 24 can slide outwards along the T-shaped groove under the driving of the mold pushing cylinder 25, the middle seat panel 24 is used for fixedly installing a female mold of a molding mold, and after a product in the molding mold is molded, the mold pushing cylinder 25 pushes the middle seat panel 24 out, so that an operator can conveniently take out the molded product from the female mold.

Referring to fig. 3, a push mold cylinder mounting seat 26 is fixedly mounted on an inner side edge of the middle seat 21, a push mold cylinder piston through hole is reserved on the push mold cylinder mounting seat 26, a push mold cylinder 25 passes through the push mold cylinder piston through hole and is fixedly connected with the middle seat panel 24, and the push mold cylinder mounting seat 26 ensures that the push mold cylinder 25 stably moves in a horizontal direction. In this embodiment, the pushing cylinder 25 is used to push the middle seat panel 24 to move back and forth, so as to drive the female die of the forming die to move back and forth. When the material is required to be discharged and taken out, the die pushing cylinder 25 pushes the female die of the forming die to move forwards, namely, the female die extends out of the rubber vulcanization forming machine to facilitate the material discharging and taking out. In other embodiments, the push die cylinder 25 may be replaced with an air cylinder.

Referring to fig. 1 and 4, the upper seat portion 30 of the rubber vulcanization molding machine of this embodiment includes an upper seat 31, an upper seat heat insulation plate 32 and an upper seat heating plate 33 are fixedly disposed under the upper seat 31 in sequence, a vertically upward push-pull arm cylinder 34 is mounted in the center of the upper seat 31, the top of the push-pull arm cylinder 34 is connected with a horizontal lever 35 vertically disposed thereon, two ends of the horizontal lever 35 are hinged with upper ends of two transmission arms 36, lower ends of the two transmission arms 36 are hinged with the middle of an upper seat panel 37, one end of the upper seat panel 37 close to the inner side is hinged with the upper seat heating plate 33, and when vulcanization molding is completed, the upper seat panel 37 automatically turns over under the action of gravity to form an inclined plane, and the inclination angle is 30-60 °, preferably 50 °, so that the cleaning of the male mold of the molding die fixedly mounted on the upper seat panel 37 is facilitated. The vulcanization molding is started again, and the push-pull arm cylinder 34 is driven to lift upwards, so that the upper seat panel 37 is pulled to lift upwards to be attached to the upper seat heating plate 33. The push-pull arm cylinder 34 of the upper seat 31 is a piston hydraulic cylinder.

Referring to fig. 3 and 4, the middle seat heating plate 23 and the upper seat heating plate 33 are both heated by an electric heating system, and the temperature can be adjusted and controlled by a control panel. The middle seat heat insulating plate 22 and the upper seat heat insulating plate 32 are respectively used for insulating the temperature of the middle seat heating plate 23 and the upper seat heating plate 33, so that the overhigh temperature of the whole machine is avoided.

Referring to fig. 5, the rubber vulcanization molding machine of the present embodiment is provided with six molding stations, and a control electric box 60 is disposed between every two molding stations, wherein a PLC total control electric box, five independent control electric boxes, and the six control electric boxes can realize individual control of the vulcanization molding process of each molding station.

Example two

Referring to fig. 6, the rubber vulcanization molding machine provided in this embodiment can be used for molding a bicolor sole, and on the basis of the first embodiment, a middle mold placing table 90 is added to the rubber vulcanization molding machine for placing a middle mold, the middle mold placing table 90 is disposed below the control electric box 60, and a table top of the middle mold placing table 90 is perpendicular to a control panel of the control electric box 60 and extends horizontally to an outer side of the rotating frame.

Example III

The rubber vulcanization molding machine provided in this embodiment adds the manipulator 80 on the basis of the second embodiment, and the manipulator 80 is a multi-joint multi-degree-of-freedom manipulator, because the manipulator in six degrees of freedom in the prior art is adopted, and not described in detail herein, the manipulator 80 is disposed beside the middle mold placing table 60, and the gripping portion of the manipulator 80 is disposed in cooperation with the middle mold 71 and the lower mold 72 on the middle mold placing table 60.

Example IV

The rubber vulcanization molding machine provided in this embodiment is added with the table 70 on the basis of the first embodiment, and the middle seat panel 24 is connected with the table surface of the table 70 after extending.

The forming die of the invention adopts a die for forming the rubber sole, and it is understood that the forming die can be replaced according to the requirement, so that the rubber vulcanization forming machine provided by the embodiment can be used for forming other rubber vulcanization products and composite material products, such as rubber sealing elements, rubber fittings and production of composite material products besides vulcanization forming the rubber sole.

The working process of the rubber vulcanization molding machine provided by the invention comprises the following steps: after the moulds of all the forming stations are assembled, sundries in the moulds are cleaned, a heating system is started, required time is set, at the moment, heat energy on a template can be quickly transmitted to the moulds, required product materials are put into the moulds after the temperature reaches the set temperature, a hydraulic system is started, at the moment, the moulds are quickly lifted under the action of an oil cylinder, the upper mould and the lower mould are tightly locked, the next forming station is started, and the moulds of all the forming stations are filled with materials according to the method. When vulcanization molding is completed, the oil hydraulic cylinder can automatically descend, and the mold is rapidly opened under the gravity of the oil hydraulic cylinder. At this time, the female die is pushed out by the middle seat panel, and the male die on the upper seat panel can automatically turn down. Taking out the product in the female die, cleaning sundries on the female die and the male die, putting the required raw materials in the female die and the male die, starting the next forming station, and repeating the above steps. In the heating process, the rubber vulcanization molding machine is provided with a plurality of sections of exhaust functions, and the exhaust time and the exhaust times can be adjusted at will.

The rubber vulcanization molding machine can complete the work of a plurality of molding stations by only one operator/manipulator, saves manpower and material resources and improves the working efficiency.

Variations and modifications to the above would be obvious to persons skilled in the art to which the invention pertains from the foregoing description and teachings. Therefore, the invention is not limited to the specific embodiments disclosed and described above, but some modifications and changes of the invention should be also included in the scope of the claims of the invention. In addition, although specific terms are used in the present specification, these terms are for convenience of description only and do not limit the present invention in any way.

Claims

1. Rubber vulcanization molding machine, its characterized in that: the device comprises a fixed base, a rotary rack rotationally connected with the fixed base and a rack top cover fixedly connected with the rotary rack, wherein a plurality of forming stations are arranged on the rotary rack, a mould pushing oil cylinder is arranged on the inner side of each forming station, and a control electric box is arranged between every two forming stations;

the rotating frame comprises a rotating base, wherein the rotating base comprises an upper layer platform and a lower layer platform;

each forming station comprises a mold locking oil cylinder, a middle seat part and an upper seat part, the bottom end of the mold locking oil cylinder is fixedly arranged on a lower layer platform of the rotary base, the top end of the mold locking oil cylinder penetrates through the upper layer platform and is fixedly connected with the middle seat part, the middle seat part is used for installing a female mold of a forming mold, and the mold locking oil cylinder pushes the middle seat part to ascend for mold locking; four upright posts are arranged around each mold locking oil cylinder, the bottom ends of the upright posts are fixedly arranged on the lower-layer platform of the rotating base, and the top ends of the upright posts are fixedly connected with the top cover of the rack; the upper seat part is fixedly arranged at the upper end of the upright post and is used for mounting a male die of a forming die;

the middle seat part comprises a middle seat, a middle seat heat insulation plate, a middle seat heating plate and a middle seat panel which are sequentially arranged from bottom to top, the middle seat is fixedly connected with the mold locking oil cylinder, the inner side of the middle seat is fixedly provided with the mold pushing oil cylinder, the middle seat heating plate is radially provided with a T-shaped groove, the middle seat panel can slide towards the outer side of the rotating frame along the T-shaped groove under the drive of the mold pushing oil cylinder, and a female mold of a forming mold is arranged on the middle seat panel;

the upper seat part comprises an upper seat, an upper seat heat insulation plate and an upper seat heating plate are sequentially and fixedly arranged below the upper seat, a push-pull arm oil cylinder is arranged in the center of the upper seat, the push-pull arm oil cylinder is hinged with the middle part of an upper seat panel through two transmission arms, one end, close to the inner side, of the upper seat panel is hinged with the upper seat heating plate, the upper seat panel can be unfolded and retracted in a downward inclined mode under the driving of the push-pull arm oil cylinder, a male die of a forming die is arranged on the upper seat panel, and the male die of the forming die is matched with a female die of the forming die, and the positions of the male die and the female die are opposite.

2. The rubber vulcanization molding machine of claim 1, wherein: the inner side surface of the middle seat is fixedly provided with a push mold oil cylinder mounting seat, a push mold oil cylinder piston through hole is reserved on the push mold oil cylinder mounting seat, and the push mold oil cylinder penetrates through the push mold oil cylinder piston through hole and is fixedly connected with the middle seat panel.

3. The rubber vulcanization molding machine of claim 1, wherein: the push-pull arm oil cylinder is a piston hydraulic cylinder, and the mode locking oil cylinder is a plunger hydraulic cylinder.

4. The rubber vulcanization molding machine of claim 1, wherein: a driving motor is further arranged on the lower layer platform of the rotating base, and the power output end of the driving motor is connected with a pinion; the bottom of the rotating base is provided with a gear bearing, the rotating base is rotationally connected with the fixed base through a gear bearing, and the gear bearing is meshed with the pinion.

5. The rubber vulcanization molding machine of claim 1, wherein: the frame top cover comprises a hydraulic oil tank, wherein the hydraulic oil tank is round and is erected in a space surrounded by the upper seat part to form a part of the frame top cover.

6. The rubber vulcanization molding machine of claim 5, wherein: the motor, the hydraulic pump and the hydraulic control system are arranged on the hydraulic oil tank.

7. The rubber vulcanization molding machine of claim 1, wherein: the middle mold placing table is arranged below the control electric box, the table top of the middle mold placing table is vertical to the control panel of the control electric box, and the middle mold placing table horizontally extends to the outer side of the rotating rack.

8. The rubber vulcanization molding machine of claim 7, wherein: and a manipulator is arranged beside the middle die placing table.

9. The rubber vulcanization molding machine of claim 8, wherein: the manipulator is a multi-joint multi-degree-of-freedom manipulator.

10. The rubber vulcanization molding machine of claim 1, wherein: the control electric box comprises a PLC total control electric box and a plurality of independent control electric boxes, and independent control of each forming station is achieved.