CN209095857U - A kind of heating device of EVA secondary frothing forming - Google Patents

Abstract

A kind of heating device of EVA secondary frothing forming, it is characterized by comprising can intermittent rotation Heating rotary-disc, multiple heating stations of circle distribution are provided on Heating rotary-disc, the heating station includes upper heating plate, lower heating plate and heating pressurizing cylinder, upper heating plate and lower heating plate are positioned opposite, heating pressurizing cylinder connects and drives heating plate mobile relative to lower heating plate, heating plate and lower heating plate is set to clamp mold, cooperate mould changing device and cooling device, the utility model can effectively reduce labor intensity, improve production efficiency.

Description

A kind of heating device of EVA secondary frothing forming

Technical field

The utility model relates to a kind of heating devices of EVA secondary frothing forming.

Background technique

EVA secondary foaming process needs for blank to be put into mold, and then mold is put into heating device and is heated, Etc. to be heated, heating takes out mold after completing from heating device, then mold is put into cooling device and is cooled down, then Mold is taken out from cooling device, then is removed from the molds finished product；The above process is finished artificially, usual mold than heavier, The time to be heated such as need, and heat rear mold there is certain temperature, there are large labor intensity, there are security risks, production The problems such as low efficiency, poor working environment.

Summary of the invention

The purpose of this utility model be in view of the deficiencies of the prior art, provide it is a kind of it is easy to operate, labor intensity is low, production The heating device of high-efficient EVA secondary frothing forming.

The purpose of this utility model is realized by following technical solution:

A kind of heating device of EVA secondary frothing forming, it is characterised in that: including can the heating of intermittent rotation turn Disk is provided with multiple heating stations of circle distribution on Heating rotary-disc, and the heating station includes upper heating plate, lower heating plate and heating Pressurizing cylinder, upper heating plate and lower heating plate are positioned opposite, and heating pressurizing cylinder connects and drives the relatively lower heating of heating plate Plate is mobile, and heating plate and lower heating plate is made to clamp mold.

The utility model further includes thermally conductive oil supply mechanism, and the upper heating plate and/or lower heating plate are internally provided with and lead Hot oil road, thermally conductive oil supply mechanism are used to supply the conduction oil circulated to the heat conduction oil circuit of each heating station, and conduction oil supplies Answering mechanism includes shell, inner tube, rotary distributor, and shell is provided with the tubular configured joint coaxially arranged with the Heating rotary-disc, interior Pipe setting is stretched out in the housing and from tubular configured joint, and interval is arranged and is formed between inner tube and tubular configured joint, between inner tube and shell Asphalt channel, rotary distributor are rotatably arranged on inner pipe and rotate with tubular configured joint and connect, and rotary distributor is provided with company Lead to multiple first interfaces of the asphalt channel and passes through pipeline with multiple second interfaces of said inner tube, first interface is connected to and lead The connection of hot oil road one end, second interface are connect by pipeline with the heat conduction oil circuit other end, and connection asphalt channel is provided on shell Third interface and the 4th interface that is connected to inner tube, third interface and the 4th interface are connected to forming circuit with thermally conductive oil sources.

Further, the heating device further includes rack, support shaft, and support shaft is fixed on the rack, described to add Hot turntable is rotatably provided in support shaft, oil circuit is provided in support shaft, the heating pressurizing cylinder is by being set in support Rotary joint and oil communication on axis, oil circuit are connected to forming circuit with hydraulic station.

Further, the rotary disc driving mechanism of the cooling rotary plate includes multiple driving wheels, sheave and drive motor, multiple Drive wheel circumferences are arranged on cooling rotary plate, and drive motor driving sheave rotation, sheave is successively engaged in rotation with driving wheel To drive cooling rotary plate to rotate.

The utility model further includes positioning mechanism, which includes locating detent, positional cylinder, position sensor, position Setting sensor can drive locating detent to move for detecting the rotational angle of Heating rotary-disc, positional cylinder according to the signal of position sensor Move to block the driving wheel make Heating rotary-disc not can be rotated.

The utility model has the following beneficial effects:

Heating device cooperation mould changing device and cooling device can realize automation foaming, and operator only need to be in feeding Position is removed from the molds finished product, and new blank is fitted into mold, and secondary frothing forming system can be automatic complete At foam process；Mold changing turntable is completed with the mold that exchanges of heating device and cooling device by manipulator, without human intervention, And the multiple heating stations and multiple cooling stations of circle distribution are respectively set in heating device and cooling device, and such mold can be grown Time rests in heating device and cooling device and is heated and cooled down, and can be in waiting time to be heated and cooling The new mold of continual supplement, to effectively improve production efficiency, and reduces labor intensity.

The heat source of heating station uses thermally conductive oil supply mechanism, which includes shell, inner tube, rotation distribution Device realizes rotation fuel feeding, to not interfere the rotation of Heating rotary-disc, has many advantages, such as that structure is simple, work is smooth.

In order to not influence the normal rotation of mold changing turntable, Heating rotary-disc and cooling rotary plate, hydraulic oil and cooling supply water are led to It crosses support shaft and rotary joint is conveyed, power supply is conveyed by support shaft and slip ring.

Rotary disc driving mechanism drives turntable rotation by sheave and driving wheel using motor, to realize the intermittent of turntable Rotation, and by the accurate positionin of positioning mechanism realization turntable, and prevent from shaking in mold changing process turntable, it influences to change Mould.

Detailed description of the invention

The utility model is described in further detail with reference to the accompanying drawing.

Fig. 1 is the structural schematic diagram of the utility model foam forming system.

Fig. 2 is the top view of Fig. 1.

Fig. 3 is the work flow diagram of the utility model.

Fig. 4 is the structural schematic diagram of the utility model mould changing device.

Fig. 5 is the top view of Fig. 4.

Fig. 6 is the structural schematic diagram of the utility model heating device.

Fig. 7 is the structural schematic diagram of thermally conductive oil supply mechanism.

Fig. 8 is the structural schematic diagram of the utility model cooling device.

Fig. 9 is the structural schematic diagram of cooling device water power oil supply mechanism.

Figure 10 is the structural schematic diagram of the utility model positioning mechanism.

Figure 11 is the top view of Figure 10.

Specific embodiment

Referring to figs. 1 to shown in Figure 11, a kind of EVA secondary frothing forming system, including mould changing device 1, heating device 2 and cold But device 3.

Heating device 2 have can intermittent rotation Heating rotary-disc 21, be provided with the more of circle distribution on Heating rotary-disc 21 A heating station 22, cooling device 3 have can intermittent rotation cooling rotary plate 31, be provided with circle distribution on cooling rotary plate 31 Multiple cooling stations 32, mould changing device 1 have can intermittent rotation mold changing turntable 11, for the mold on turntable 11 will to be changed the mold 5 push-in heating stations 22 are cooled down from the heated mechanical hand that heating station 22 retracts and for that will change the mold the push-in of the mold on turntable 11 5 It stands 32 or the cooling manipulator that is retracted from cooling stations 32.

Referring in particular to shown in Fig. 1, Fig. 2, Fig. 6 and Fig. 7, heating device 2 includes the second rack 24, the second support shaft 27, adds Hot turntable 21, rotary disc driving mechanism, thermally conductive oil supply mechanism 26, oily power supply mechanism 23, multiple heating stations 22, positioning mechanism. Second support shaft 27 is fixed in the second rack 24, and Heating rotary-disc 21 is rotatably provided in the second support shaft 27 by bearing On, rotary disc driving mechanism includes multiple driving wheels 253, sheave 252 and drive motor 251, and multiple 253 circumference of driving wheel settings exist On 21 bottom of Heating rotary-disc, 251 driving sheave 252 of drive motor rotation, sheave 252 is successively nibbled in rotation with driving wheel 253 It closes to drive the heating intermittent rotation of wheel disc 21, drive motor is the hydraulic motor with retarder.

Referring to Fig.1 shown in 0 and Figure 11, positioning mechanism include locating detent 41, positional cylinder 42, oil cylinder position sensor 47, Disk position sensor, oil cylinder position sensor 47 are used to detect the working condition of positional cylinder 42, and disk position sensor is used In the rotational angle of detection Heating rotary-disc 21, specific disk position sensor includes speed reducing switch 46, oil cylinder switch 44, turntable Shutdown switch 45 and inductor 43 for being switched on and off induction, sense inductor when Heating rotary-disc 21 turns to speed reducing switch 46 43, then controlling drive motor 251 reduces revolving speed, when oil cylinder switch 44 senses inductor 43, then controls positional cylinder 42 and stretches out, When turntable shutdown switch 45 senses inductor 43, then the shutdown of drive motor 251 is controlled.

Multiple 22 circumference of heating station are set in qually spaced on Heating rotary-disc 21, and heating station 22 includes upper heating plate 222, adds down Hot plate 223 and heating pressurizing cylinder 221, upper heating plate 222 and lower heating plate 223 are positioned opposite, and heating pressurizing cylinder 221 connects And drive upper heating plate 222 mobile relative to lower heating plate 221, so that heating plate 222 and lower heating plate 221 is clamped the progress of mold 5 Pressurized, heated is molded, or so that heating plate 222 is discharged mold 5 and is opened.

Upper heating plate 222 and lower heating plate 223 are internally provided with heat conduction oil circuit 2221,2231, thermally conductive oil supply mechanism 26 For supplying the conduction oil circulated to the heat conduction oil circuit 2221,2231 of each heating station 22, thermally conductive oil supply mechanism 26 is wrapped Shell 261, inner tube 264, rotary distributor 263 are included, shell 261 is provided with the tubular configured joint coaxially arranged with Heating rotary-disc 22 262, inner tube 264 is arranged in shell 261 and stretches out from tubular configured joint 262, between inner tube 264 and tubular configured joint 262, inner tube Interval setting forms asphalt channel A between 264 and shell 261, and rotary distributor 263 is rotatably set in inner tube 264 and leads to It crosses flange 265 and the rotation of tubular configured joint 262 connects, rotary distributor 263 is provided with multiple first interfaces of connection asphalt channel A 2631 pass through pipeline and heat conduction oil circuit 2221,2,231 1 with multiple second interfaces 2632 for being connected to inner tube 264, first interface 2631 End connection, second interface 2632 are connect by pipeline with heat conduction oil circuit 2221,2231 other ends, and connection is provided on shell 261 The third interface 2612 of asphalt channel A and the 4th interface 2611 for being connected to inner tube 264, third interface 2612 and the 4th interface 2611 Forming circuit is connected to thermally conductive oil sources.

Oily power supply mechanism 23 is used to specifically include shape to heating 221 supply hydraulic fluid of pressurizing cylinder and to electric power supply At in the second support shaft 27 the second oil circuit and passing channel, power supply line be arranged in passing channel, heat pressurizing cylinder 221 the second rotary joint and the second oil communication by being set in the second support shaft 27, the second oil circuit are connected to hydraulic station Forming circuit, electric appliance are conductively connected by the power supply line in the slip ring and passing channel that are set in the second support shaft 27.

Referring in particular to shown in Fig. 1, Fig. 2, Fig. 4, Fig. 5, mould changing device 1 includes the first rack 12, the first support shaft 131, changes Mould turntable 11, positioning mechanism, hydraulic oil supply mechanism 13, heated mechanical hand 15, cooling manipulator 16, rotary disc driving mechanism, the One support shaft 131 is fixed in the first rack 12, is changed the mold turntable 11 by bearing and is rotatably provided in the first support shaft 131 On, rotary disc driving mechanism for driving mold changing turntable 11 to make intermittent rotation, rotary disc driving mechanism include multiple driving wheels 143, Sheave 142 and drive motor 141, specific structure are referred to the rotary disc driving mechanism of heating device 2.

Heated mechanical hand 15 is identical with the structure of cooling manipulator 16, is illustrated by taking heated mechanical hand 15 as an example, first Two guide rods 17 of lateral arrangement are provided at the top of rack 12, heated mechanical hand 15 includes sliding block 152, claw 154, the first oil cylinder 151 and second oil cylinder 153, sliding block 152 be slidably arranged on guide rail 17, the first oil cylinder 151 drives 152 transverse shifting of sliding block, Second oil cylinder 153, which is arranged on sliding block 152, drives claw 154 to move up and down, and mold 5 is provided with the quilt that can be caught by claw 154 Portion 51 is grabbed, claw has inverted v-shaped groove, the cross bar of inverted v-shaped groove can be caught in by the portion of grabbing 51.

Hydraulic oil supply mechanism 13 includes the first oil circuit 132 being formed in the first support shaft 131 and is rotatably set in The first rotary joint 133 in first support shaft 131, the first oil circuit 132 pass through the first rotary joint 133 and the first oil cylinder 151 It is connected to the second oil cylinder 153, the first oil circuit 132 is connected to forming circuit with hydraulic station.

Positioning mechanism is for realizing the accurate positionin for changing the mold turntable 11, and mold changing turntable 11 not can be rotated after positioning, change The positioning mechanism of mould turntable 11 is identical as the positioning mechanism of heating device 2, positioning mechanism of the specific structure referring to heating device.

Four mold placement sections of circle distribution are provided on mold changing turntable 11, the intermittent rotation of mold changing turntable 11 makes each Mold 5 on mold placement section successively changes the mold position d by upper discharge position a, the first mold changing position b, crossover position c and second, The intermittent rotation of Heating rotary-disc 21 keeps each heating station 22 successively positioned opposite with the first mold changing position b, cooling rotary plate 31 Intermittent rotation keeps each cooling stations 32 successively positioned opposite with the second mold changing position d, and heated mechanical hand 15 can be by the first mold changing The mold 5 of position b is pushed into heating station 22 or the mold 5 in heating station 22 is retracted the first mold changing position b, cooling manipulator The mold 5 of second mold changing position d can be pushed into cooling stations 31 or the mold 5 in cooling stations 31 is retracted the second mold changing position by 16 Set d.

Referring in particular to shown in Fig. 1, Fig. 2, Fig. 8 and Fig. 9, cooling device 3 includes third rack 34, third support shaft, cooling Turntable 31, rotary disc driving mechanism, Shui You power supply mechanism 33, multiple cooling stations 32, positioning mechanism, the fixed setting of third support shaft In third rack 34, third support shaft is made of upper section 333, middle section 332 and lower section 331, and cooling rotary plate 31 can by bearing It is rotatably arranged on the lower section 331 of third support shaft, rotary disc driving mechanism includes multiple driving wheels 353, sheave 352 and driving horse Up to 351, specific structure is identical as the rotary disc driving mechanism of heating device 2, the positioning mechanism of same positioning mechanism and heating device 2 It is identical, it is no longer described in detail herein.

Multiple 32 circumference of cooling stations are set in qually spaced on cooling rotary plate 31, cooling stations 32 include upper coldplate 322, under it is cold But plate 323 and cooling pressurizing cylinder 321, upper coldplate 322 and lower coldplate 323 are positioned opposite, and cooling pressurizing cylinder 321 connects And drive upper coldplate 322 mobile relative to lower coldplate 323, so that coldplate 322 and lower coldplate 323 is clamped the progress of mold 5 Molding pressurization cooling, or so that coldplate 322 is discharged mold 5 and be opened.

Shui You power supply mechanism 33 specifically: upper coldplate 322 and lower coldplate 323 are internally provided with cooling water channel 3221,3231, it is provided with water stream channel 3311 in the lower section 331 of third support shaft, is provided with third oil circuit in middle section 332 3321, it is provided with passing channel 3322,3333 in middle section 332 and upper section 333, the lower section 331 of third support shaft is provided with for supplying The resigning mesoporous that electric line and water supply line pass through.

The oil path block 334 of cooling pressurizing cylinder 321 passes through the third rotary joint 335 and third that are set on middle section 332 Oil circuit 3321 is connected to, and third oil circuit 331 is connected to forming circuit with hydraulic station, and cooling water channel 3221,3231 is by being set in lower section Third rotary joint 336 on 331 is connected to water stream channel 3311, and water stream channel 3311 is connected to forming circuit with cooling water source, Electric appliance is led by the slip ring 3331,3332 being set in third support shaft 333 with the power supply circuit in passing channel 3322,3333 Electrical connection.

Foam forming system has the control for controlling 3 co-ordination of mould changing device 1, heating device 2 and cooling device Device, the control device are provided with auto-start button and auxiliary starter button, for controlling mould changing device 1,2 and of heating device Each intermittence of cooling device 3 acts.

Referring to shown in Fig. 3, specific working mode of the invention is as follows:

1.1, blank is put into No. 1 mold；

1.2, both hands press auto-start button+auxiliary starter button simultaneously；

2.1, mold changing turntable rotates 90 °；

3.1, No. 1 mold and No. 3 molds are pushed into be heated and cooled down in Heating rotary-disc and cooling rotary plate respectively；

3.2, operator starts to take the finished product of No. 4 molds；

4.1, next station is gone to respectively after Heating rotary-disc molding pressurization and cooling rotary plate molding pressurization；

4.2, blank is put into No. 4 molds；

5.1, it heats and arrives cooling time, after die sinking, mold C and mold H are pushed into mold changing turntable；

5.2, No. 4 mold completions take finished product and put blank simultaneously, complete a circulation.

The foregoing is only a preferred embodiment of the present invention, therefore cannot be limited the scope of implementation of the present invention with this, i.e., According to equivalent changes and modifications made by scope of the present invention patent and description, it should still belong to what the invention patent covered In range.

Claims (5)

1. a kind of heating device of EVA secondary frothing forming, it is characterised in that: including can intermittent rotation Heating rotary-disc, Multiple heating stations of circle distribution are provided on Heating rotary-disc, the heating station includes that upper heating plate, lower heating plate and heating increase Compressing cylinder, upper heating plate and lower heating plate are positioned opposite, and heating pressurizing cylinder connects and heating plate is driven to descend heating plate relatively It is mobile, so that heating plate and lower heating plate is clamped mold.

2. a kind of heating device of EVA secondary frothing forming according to claim 1, it is characterised in that: further include leading Hot oil organization of supply, the upper heating plate and/or lower heating plate are internally provided with heat conduction oil circuit, thermally conductive oil supply mechanism be used for The heat conduction oil circuit of each heating station supplies the conduction oil circulated, and thermally conductive oil supply mechanism includes shell, inner tube, rotation distribution Device, shell are provided with the tubular configured joint coaxially arranged with the Heating rotary-disc, and inner tube setting is stretched in the housing and from tubular configured joint Out, interval setting forms asphalt channel between inner tube and tubular configured joint, between inner tube and shell, and rotary distributor is rotatably arranged Rotate on inner pipe and with tubular configured joint and connect, rotary distributor be provided be connected to multiple first interfaces of the asphalt channel with Multiple second interfaces of said inner tube are connected to, first interface is connect by pipeline with heat conduction oil circuit one end, and second interface passes through pipe Road is connect with the heat conduction oil circuit other end, and the third interface that connection asphalt channel is provided on shell the 4th connects be connected to inner tube Mouth, third interface and the 4th interface are connected to forming circuit with thermally conductive oil sources.

3. a kind of heating device of EVA secondary frothing forming according to claim 1, it is characterised in that: the heating Device further includes rack, support shaft, and support shaft is fixed on the rack, and the Heating rotary-disc is rotatably provided in support shaft On, be provided with oil circuit in support shaft, the heating pressurizing cylinder by the rotary joint and oil communication that are set in support shaft, Oil circuit is connected to forming circuit with hydraulic station.

4. a kind of heating device of EVA secondary frothing forming according to claim 1 or 2 or 3, it is characterised in that: institute The rotary disc driving mechanism for stating Heating rotary-disc includes multiple driving wheels, sheave and drive motor, and multiple drive wheel circumferences are arranged cold But on turntable, drive motor driving sheave rotation, sheave is successively engaged with driving wheel to drive cooling rotary plate to rotate in rotation.

5. a kind of heating device of EVA secondary frothing forming according to claim 4, it is characterised in that: further include fixed Position mechanism, the positioning mechanism include locating detent, positional cylinder, position sensor, and position sensor is for detecting Heating rotary-disc Rotational angle, positional cylinder can according to the signal of position sensor drive locating detent be moved to block the driving wheel make heating turn Disk not can be rotated.