CN102431115A - Novel energy-saving ethylene vinyl acetate (EVA) foaming forming machine - Google Patents

Novel energy-saving ethylene vinyl acetate (EVA) foaming forming machine Download PDF

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Publication number
CN102431115A
CN102431115A CN2011103408269A CN201110340826A CN102431115A CN 102431115 A CN102431115 A CN 102431115A CN 2011103408269 A CN2011103408269 A CN 2011103408269A CN 201110340826 A CN201110340826 A CN 201110340826A CN 102431115 A CN102431115 A CN 102431115A
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cylinder
plunger
guide pin
pin bushing
piston
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CN2011103408269A
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Chinese (zh)
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吴火炬
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Abstract

The invention discloses a novel energy-saving ethylene vinyl acetate (EVA) foaming forming machine. The machine mainly comprises a top cover, a heating plate, a guiding post, a pallet, a flange, a plunger, a main oil cylinder, an auxiliary oil cylinder and a fast discharging valve which are combined to form a three-beam four-cylinder type main body structure. In the invention, the power of a motor can be effectively reduced, the manufacturing cost of the machine and the use cost of a user can be reduced, and the machine has the characteristics of saving energy and reducing consumption.

Description

A kind of novel energy-conserving EVA foaming machine
Technical field
The invention belongs to EVA foaming machine field, relate to a kind of novel energy-conserving EVA foaming machine.
Background technology
At present, the large-scale EVA foaming machine of domestic production, can there be following several weak point in its structural design: the first, power demand is big, and hydraulic pump needs bigger discharge capacity, and necessary electromotor power is big; The second, complex structure, fluid pressure line is complicated, and the machining difficulty is big; Three, the heating plate heating is inhomogeneous, and temperature increase is slow; Four, the complete machine floor space is big, and use cost is high.
Summary of the invention
Above-mentioned existing power demand is big in order to remedy, complex structure, temperature increase is slow, use cost is high defective; The present invention provides a kind of novel energy-conserving EVA foaming machine; It can be simplified cylinder structure effectively, reduces hydraulic pump discharge, reduce power of motor, reduces the manufacturing cost of machine and user's use cost.
In order to achieve the above object; The present invention takes following concrete technical measures: a kind of novel energy-conserving EVA foaming machine; It mainly is the agent structure that is combined to form three beam four-column types by top cover, heating plate, guide pillar, pallet, flange, plunger, master cylinder, auxiliary cylinder, fast-discharge valve; Its architectural feature is
As one of main improvement of the present invention, the invention provides a kind of novel oil cylinder buffer unit, it mainly is made up of cylinder body, plunger, sealing ring, flange and screw; Its architectural feature is; Dispose the plunger of sealing ring and insert master cylinder body inwall, be fixed on the cylinder body through screw after flange and the plunger socket, the bottom of plunger and cylinder body bottom shape adapt; The cylindrical of plunger and the inwall of cylinder body are provided with the gap; The gap changes with the cylinder body diameter variation, and there is difference in height in the bottom of plungers length direction than the lowest part of hydraulic fluid port, and the cylinder body bottom is built-in with the hydraulic oil of often depositing.
This novel oil cylinder buffer unit is a kind of fast buffer structure; Saved traditional mechanical damping structure; The change mechanical damping is hydraulic cushion, and just because of processing suitable gap between the hypomere of cylinder body inwall and plunger, and the shape of plunger base and oil cylinder bottom adapts; Add that cylinder body bottom stores a certain amount of hydraulic oil all the time; When plunger descends, will at first touch fluid, the cylinder structure of this particular design can slow down the acceleration of plunger just, thereby reaches the purpose of buffering.It is simplified structure, enhancing buffering effect effectively, thus the fatigue life of improving oil cylinder.
For the purpose that realizes that pallet slides up and down, as two of main improvement of the present invention, the present invention provides a kind of auxiliary cylinder; It mainly is made up of cylinder cap, cylinder body, lining, piston rod, bar tube, seal, and its architectural feature is that piston rod is inserted in the bar tube from top to bottom; Be fixed in bar tube top after lining and the piston rod socket; Cylinder body be inserted in the top of being fixed in the bar tube behind the piston rod and with the lining socket, cylinder cap is inserted in piston rod from top to bottom and finally is anchored on the cylinder body top, so just is combined to form auxiliary cylinder; Auxiliary cylinder is fixedly installed on the both sides of master cylinder at last; Auxiliary cylinder is used for the motion and the pressurize of auxiliary master cylinder, and the piston rod of auxiliary cylinder connects with pallet, and auxiliary cylinder can drive pallet and slide up and down along four guide pillars.
Because the auxiliary cylinder diameter is very little, under the identical situation of pallet fast forward speed, can reduces the hydraulic pressure pump delivery significantly, thereby reduce the power of motor, and reduce the manufacturing cost of machine and user's use cost.
As three of main improvement of the present invention; The present invention provides a kind of new Type of Heating plate, and its architectural feature is, some straight holes are set on the heating plate body; In between the straight hole that needs are communicated with, being provided with connectivity slot and outside connectivity slot; Be fixedly connected with dividing plate at interior connectivity slot, connectivity slot is fixedly connected with shrouding outside, also is provided with two heat medium imports and two heat medium outlets on the heating plate body.
Heating plate of the present invention can be eliminated the dead angle effectively, eliminates unnecessary ganging up, and has to reduce flow process, reduce by circulation timei, improve the characteristics of heat exchange rate.
As four of main improvement of the present invention, the present invention provides a kind of novel fast-discharge valve, and it is mainly by valve body, piston, valve gap, sealing ring, spool, fixedly guide pin bushing, spring, movable guide pin bushing, elastic spring, screw are formed; Its architectural feature is; The bottom of piston is provided with spool bore and operation conduit, and the side circumference of piston is provided with some oilholes, and fixedly guide pin bushing is fixedly connected in the spool bore of piston base through screw; Spring one end is connected with fixing guide pin bushing; The other end of spring is connected with movable guide pin bushing, and the bar portion of spool penetrates in the operation conduit and with movable guide pin bushing through fixing guide pin bushing and is connected, and is provided with elastic spring between the bar portion of spool and the movable guide pin bushing; So just formed valve core structure and be integrated in the piston; Be built in the valve body behind the cylinder configuration sealing ring, valve body is provided with first hydraulic fluid port that is connected with master cylinder, and valve body is provided with second hydraulic fluid port and the 3rd hydraulic fluid port that connects the working connection pipeline; Valve body is provided with the 4th hydraulic fluid port that is connected with fuel tank through pipeline, is fixed in the valve body top through screw behind the valve gap configuration sealing ring.Fixedly guide pin bushing mainly plays the effect of Pilot poppet.
Fast-discharge valve of the present invention can be simplified the floor space of fluid pressure line, minimizing machine, the cost of reduction machine effectively.
The invention has the beneficial effects as follows: it can reduce power of motor effectively, reduces the manufacturing cost of machine and user's use cost, has the characteristics of energy-saving consumption-reducing.
Below in conjunction with accompanying drawing and embodiment the present invention is illustrated further.
Description of drawings
Fig. 1 is entire combination of the present invention vertical section master's TV structure sketch map;
Fig. 2 is an entire combination side-looking structural representation of the present invention;
Fig. 3 is the novel oil cylinder buffer unit combining structure explosion views among the present invention;
Fig. 4 is the auxiliary cylinder combining structure explosion views among the present invention;
Fig. 5 is the new Type of Heating board combining structure explosion views among the present invention;
Entire combination structural representation when Fig. 6 is in the oil suction duty for the fast-discharge valve among the present invention.
The specific embodiment
Like Fig. 1, shown in Figure 2; A kind of novel energy-conserving EVA foaming machine; It mainly be by top cover 1., heating plate 2., guide pillar 3., pallet 4., flange 5., plunger 6., master cylinder 7., auxiliary cylinder 8., 9. fast-discharge valve be combined to form the agent structure of three beam four-column types, it is characterized in that
As shown in Figure 3, as one of main improvement of the present invention, the present invention provides a kind of novel oil cylinder buffer unit; It is arranged in the master cylinder; It mainly is made up of cylinder body Y1, plunger Y2, sealing ring Y 3, flange Y4 and screw Y5, it is characterized in that, the plunger Y2 that disposes sealing ring Y3 inserts cylinder body Y1 inwall; Be fixed on the cylinder body Y1 through screw Y5 after flange Y4 and the plunger Y2 socket; The bottom of plunger Y2 and cylinder body Y1 bottom shape adapt, and the inwall of the cylindrical of plunger Y2 and cylinder body Y1 is provided with gap S, and gap S changes with the cylinder body diameter variation; There is height difference H in the bottom of plunger Y2 length direction than the lowest part of hydraulic fluid port K, and cylinder body Y1 bottom is built-in with the hydraulic oil A that often deposits.
Like Fig. 4, shown in Figure 1, as two of main improvement of the present invention, 8. the present invention provides a kind of auxiliary cylinder; It mainly is made up of cylinder cap F1, cylinder body F2, lining F3, piston rod F4, bar tube F5, seal, it is characterized in that, piston rod F4 inserts in the bar tube F5 from top to bottom; Be fixed in bar tube F5 top after lining F3 and the piston rod F4 socket; Cylinder body F2 be inserted in the top of being fixed in bar tube F5 behind the piston rod F4 and with lining F3 socket, cylinder cap F1 is inserted in piston rod F5 from top to bottom and finally is anchored on cylinder body F2 top, so just is combined to form auxiliary cylinder 8.; 8. auxiliary cylinder is fixedly installed on master cylinder both sides 7. at last; 8. auxiliary cylinder is used for auxiliary master cylinder motion and pressurize 7., and 4. auxiliary cylinder piston rod F4 8. connects with pallet, and 8. auxiliary cylinder can drive pallet and 4. 3. slide up and down along four guide pillars.
As shown in Figure 5, as three of main improvement of the present invention, 2. the present invention provides a kind of new Type of Heating plate; It is characterized in that; Some straight hole J2 are set on heating plate body J1, between the straight hole that needs are communicated with, being provided with connectivity slot J 3 and outside connectivity slot J4, be fixedly connected with dividing plate J5 at interior connectivity slot J 3; Connectivity slot J4 is fixedly connected with shrouding J6 outside, also is provided with heat medium import Ai and import Bi and heat medium outlet Ao and outlet Bo on the heating plate body J1.
As shown in Figure 6; As four of main improvement of the present invention; 9. the present invention provides a kind of novel fast-discharge valve, and it is characterized in that mainly by valve body W6, piston W4, valve gap W1, O-ring seals W3 and W5, spool W7, fixedly guide pin bushing W9, spring W10, movable guide pin bushing W11, elastic spring W12, screw W2 and W8 form; Fixedly guide pin bushing W9 is fixedly connected in the spool bore of piston W4 bottom through screw W8; Spring W10 one end is connected with fixing guide pin bushing W9, and the other end of spring W10 is connected with movable guide pin bushing W11, and the bar portion of spool W7 penetrates in the operation conduit and with movable guide pin bushing W11 through fixing guide pin bushing W9 and is connected; Be provided with elastic spring W12 between the bar portion of spool W7 and the movable guide pin bushing W11; So just form valve core structure and be integrated among the piston W4, be built among the valve body W6 behind the piston W4 configuration O-ring seals W5, be fixed in valve body W6 top through screw W2 behind the valve gap W1 configuration O-ring seals W3; The bottom of piston W4 is provided with spool bore and operation conduit, and the side circumference of piston W4 is provided with some oilhole K1; Valve body W6 is provided with the first hydraulic fluid port C1 that is connected with master cylinder, and valve body W6 is provided with the second hydraulic fluid port A1 and the 3rd hydraulic fluid port P1 that connects the working connection pipeline, and valve body W6 is provided with the 4th hydraulic fluid port B1 that is connected with fuel tank through pipeline.

Claims (5)

1. novel energy-conserving EVA foaming machine; It is characterized in that it mainly is the agent structure that is combined to form three beam four-column types by top cover (1.), heating plate (2.), guide pillar (3.), pallet (4.), flange (5.), plunger (6.), master cylinder (7.), auxiliary cylinder (8.), fast-discharge valve (9.).
2. a kind of novel energy-conserving EVA foaming machine according to claim 1; It is characterized in that; Be provided with the cylinder buffer device in the described master cylinder (7.), the cylinder buffer device mainly is made up of cylinder body (Y1), plunger (Y2), sealing ring (Y3), flange (Y4) and screw (Y5), disposes the plunger (Y2) of sealing ring (Y3) and inserts cylinder body (Y1) inwall; Be fixed on the cylinder body (Y1) through screw (Y5) after flange (Y4) and plunger (Y2) socket; The bottom of plunger (Y2) and cylinder body (Y1) bottom shape adapt, and the inwall of the cylindrical of plunger (Y2) and cylinder body (Y1) is provided with gap (S), and gap (S) changes with the cylinder body diameter variation; There is difference in height (H) in the bottom of plunger (Y2) length direction than the lowest part of hydraulic fluid port (K), and cylinder body (Y1) bottom is built-in with the hydraulic oil of often depositing (A).
3. a kind of novel energy-conserving EVA foaming machine according to claim 1; It is characterized in that; Described auxiliary cylinder (8.) mainly is made up of cylinder cap (F1), cylinder body (F2), lining (F3), piston rod (F4), bar tube (F5), seal; Piston rod (F4) is inserted in the bar tube (F5) from top to bottom, is fixed in bar tube (F5) top after lining (F3) and piston rod (F4) socket, cylinder body (F2) be inserted in the top of being fixed in bar tube (F5) behind the piston rod (F4) and with lining (F3) socket; Cylinder cap (F1) is inserted in piston rod (F5) from top to bottom and finally is anchored on cylinder body (F2) top; So just be combined to form auxiliary cylinder (8.), auxiliary cylinder (8.) is fixedly installed on the both sides of master cylinder (7.) at last, and auxiliary cylinder (8.) is used for the motion and the pressurize of auxiliary master cylinder (7.); Auxiliary cylinder piston rod (F4) 8. connects with pallet (4.), and auxiliary cylinder (8.) can drive pallet (4.) and slide up and down along four guide pillars (3.).
4. a kind of novel energy-conserving EVA foaming machine according to claim 1; It is characterized in that; In the described heating plate (2.); Some straight holes (J2) are set on heating plate body (J1), between the straight hole that needs are communicated with, be provided with interior connectivity slot (J3) and outside connectivity slot (J4), be fixedly connected with dividing plate (J5) at interior connectivity slot (J3); Connectivity slot (J4) is fixedly connected with shrouding (J6) outside, also is provided with heat medium import (Ai) and import (Bi) and heat medium outlet (Ao) and outlet (Bo) on the heating plate body (J1).
5. a kind of novel energy-conserving EVA foaming machine according to claim 1; It is characterized in that; Described fast-discharge valve (9.) mainly and (W5) by valve body (W6), piston (W4), valve gap (W1), O-ring seals (W3), spool (W7), fixedly guide pin bushing (W9), spring (W10), movable guide pin bushing (W11), elastic spring (W12), screw (W2) and (W8) form; Fixedly guide pin bushing (W9) is fixedly connected in the spool bore of piston (W4) bottom through screw (W8); Spring (W10) end is connected with fixing guide pin bushing (W9); The other end of spring (W10) is connected with movable guide pin bushing (W11); The bar portion of spool (W7) penetrates in the operation conduit and with movable guide pin bushing (W11) through fixing guide pin bushing (W9) and is connected, and is provided with elastic spring (W12) between the bar portion of spool (W7) and the movable guide pin bushing (W11), has so just formed valve core structure and is integrated in the piston (W4); Be built in the valve body (W6) behind piston (W4) the configuration O-ring seals (W5), valve body (W6) top is fixed in through screw (W2) in valve gap (W1) configuration O-ring seals (W3) back; The bottom of piston (W4) is provided with spool bore and operation conduit, and the side circumference of piston (W4) is provided with some oilholes (K1); Valve body (W6) is provided with first hydraulic fluid port (C1) that is connected with master cylinder, and valve body (W6) is provided with second hydraulic fluid port (A1) and the 3rd hydraulic fluid port (P1) that connects the working connection pipeline, and valve body (W6) is provided with the 4th hydraulic fluid port (B1) that is connected with fuel tank through pipeline.
CN2011103408269A 2011-11-02 2011-11-02 Novel energy-saving ethylene vinyl acetate (EVA) foaming forming machine Pending CN102431115A (en)

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Application Number Priority Date Filing Date Title
CN2011103408269A CN102431115A (en) 2011-11-02 2011-11-02 Novel energy-saving ethylene vinyl acetate (EVA) foaming forming machine

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Application Number Priority Date Filing Date Title
CN2011103408269A CN102431115A (en) 2011-11-02 2011-11-02 Novel energy-saving ethylene vinyl acetate (EVA) foaming forming machine

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103753751A (en) * 2014-01-16 2014-04-30 吴火炬 Vibration and noise reduction device applied to large ethylene vinyl acetate (EVA) foaming machine
CN106346686A (en) * 2016-11-30 2017-01-25 无锡锦和科技有限公司 Temperature control device for heat plates of supercritical carbon dioxide foam molding machine

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201296010Y (en) * 2008-07-03 2009-08-26 蔡祥山 Foaming machine
CN201728790U (en) * 2010-07-14 2011-02-02 吴火炬 Novel heating panel of EVA foaming machine
CN201730899U (en) * 2010-07-14 2011-02-02 吴火炬 Novel oil cylinder buffering device of EVA foaming machine
CN201730886U (en) * 2010-07-14 2011-02-02 吴火炬 Novel fast discharging valve of EVA foaming machine

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201296010Y (en) * 2008-07-03 2009-08-26 蔡祥山 Foaming machine
CN201728790U (en) * 2010-07-14 2011-02-02 吴火炬 Novel heating panel of EVA foaming machine
CN201730899U (en) * 2010-07-14 2011-02-02 吴火炬 Novel oil cylinder buffering device of EVA foaming machine
CN201730886U (en) * 2010-07-14 2011-02-02 吴火炬 Novel fast discharging valve of EVA foaming machine

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
吴全生: "《机修钳工(高级)鉴定培训教材》", 31 January 2011, 机械工业出版社 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103753751A (en) * 2014-01-16 2014-04-30 吴火炬 Vibration and noise reduction device applied to large ethylene vinyl acetate (EVA) foaming machine
CN106346686A (en) * 2016-11-30 2017-01-25 无锡锦和科技有限公司 Temperature control device for heat plates of supercritical carbon dioxide foam molding machine

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Application publication date: 20120502