CN102729361A

CN102729361A - Metering cylinder dislocation sealing pore heavy punch feeding device

Info

Publication number: CN102729361A
Application number: CN201210188113XA
Authority: CN
Inventors: 魏宝坤; 李方义
Original assignee: SHANDONG JIUFA BIODEGRADABLE ENGINEERING Co Ltd
Current assignee: Zhejiang Hua Weixin materials Polytron Technologies Inc
Priority date: 2012-06-08
Filing date: 2012-06-08
Publication date: 2012-10-17
Anticipated expiration: 2032-06-08
Also published as: CN102729361B

Abstract

The invention discloses a metering cylinder dislocation sealing pore heavy punch feeding device. The device includes a metering cylinder (3), which is characterized by comprising an internal ramming piston (2) and a piston rod (1); a metering cylinder (3) is connected to a sealing device main body (10); a discharge plate (7) is arranged in the sealing device main body (10); on end of the discharge plate (7) is connected to a traction cylinder (11); a mold (15) is arranged under the discharge plate (7); and the mold (15) is corresponding to a discharge hole (9). The device realizes tight and reliable sealing, no overflowing, and reliable and accurate reciprocating action and repeatability. During return reset, no cut material strip bonding brings out no material block from a mold cavity, so as to avoid feeding failure; and the device can be applied to automatic feeding of slurry sticky wet material, can carry out storage discharging and shear on the slurry sticky wet material, and has advantages of good practical effect, simple processing, reliable action and high practicability.

Description

A kind of metering cylinder dislocation sealing pore weight feeding device

Technical field:

Patent of the present invention relates to stickiness material discharging technical field, is a kind of metering cylinder dislocation sealing pore weight feeding device specifically.

Background technology:

At present,, can effectively administer " industrial white pollution " along with promoting the use of of biomass full degradable environmentally friendly packing material; The automated production of biomass full degradable industry buffering package goods are keys of promoting the use of green package, but its primary raw material is straw fiber and starch; Because what adopt in the production technology is the starch gelatinization technology, so mixed material has higher viscosity (about 5000～10000 centipoises), again because straw fiber length is changeed long (about 2～5 ㎜); Fiber after suction, have than obdurability and with starch gelatinization thing strong bonded, formed density evenly, Stability Analysis of Structures, the hygroscopicity slurry of certain viscosity is arranged; Its automatic gauge material loading difficulty is bigger; Be difficult for to realize accurate measurement and storage means of press seals, very easily form bonding, above feeding device gets into mould, get material and cut when resetting at the discharging opening of automatic charging device; Will go out mould cutting the hygroscopicity material traction that drops in the mould, make the material loading failure.

Summary of the invention:

The objective of the invention is to overcome the deficiency of above-mentioned prior art; And a kind of metering cylinder dislocation sealing pore weight feeding device is provided, mainly solve in the high-fall automated production of separating industrial buffering package goods of prior biological matter problems such as being prone to the traction material when material loading difficulty reaches discharging greatly and resets.

Technical scheme of the present invention is: a kind of metering cylinder dislocation sealing pore weight feeding device, and it comprises metering cylinder, and its special character is to establish in the metering cylinder dnockout piston, and the dnockout piston contacts with the metering cylinder inwall, connects piston rod on the dnockout piston; The lower end of metering cylinder is connected with locking device main body upper end; Locking device main body intermediate active sets out flitch; Establish discharging opening in the middle of the reclaiming plate, reclaiming plate one end connects the traction cylinder, on the upper and lower locking device main body inner wall of reclaiming plate, establishes a circle upper sealing ring and a lower sealing ring respectively; Below reclaiming plate, establish mould, mould is corresponding with discharging opening.

Further, establish compression spring between described upper sealing ring and the metering cylinder.

Further, the discharging opening on the described reclaiming plate is the circular hole of diameter 10mm.

Further, on the described lower sealing ring channel suspending rail is arranged, reclaiming plate is orbital motion under the traction cylinder drives.

Compared with the prior art a kind of metering cylinder dislocation sealing pore weight feeding device of the present invention has outstanding substantive distinguishing features and marked improvement; 1, to material in the metering cylinder pressure and the big characteristics of viscosity are arranged; Adopt mismatch sealing, discharging, shear device in one; The reclaiming plate movement travel is short; Accurate positioning, quick, tight-closed, to shear section smooth smooth; No traction has thoroughly solved the integrated technology problem that big, the mobile poor pasty material of viscosity is difficult for conveying, metering, sealing, shearing; 2, the linear material that adopts discharge opening to get; Owing to be the wet slurry of water; Have certain fluidity and pliability; When mold bottom has just been dropped in linear material end; Because of material has viscosity; One cohesive force is arranged at end and bottom; Simultaneously because the softness of the linear wet feed of pulpous state; Make circular material bar along with the increase of load forms a helical form turriform material piece; Because heavy below the turriform material piece, the bottom contact area is big, has certain cohesive force and weight; Guaranteed material stablizing in die cavity, and material piece traction has not been come out because of the bonding at cutting board place; 3, owing to the material piece upper end of dropping on the turriform weight shape in the die cavity is thinner moist linear material bar; And material is soft flow-like; Under the cutting of cutting board; Very easily cut off; Owing to heavily go up light under the material piece; Be prone to reliable attachment in die cavity, solved the reset technical problem of traction stickiness wet feed material piece of feeding device carriage return, guaranteed reliability, the accuracy of automation feeding device action; 4, device simplicity of design, practicality, reliable in action, operate steadily, accurate measurement, tight-closed, do not have distortion, no flash, do not have that card blocks up, effect is obvious, serviceability is stablized.

Description of drawings:

Fig. 1 is the structural representation under the device closed state of the present invention;

Fig. 2 is the structural representation under the device discharging state of the present invention.

The specific embodiment:

In order to understand better and to implement, provide specific embodiment below in conjunction with accompanying drawing and specify a kind of metering cylinder dislocation of the present invention sealing pore weight feeding device.

Embodiment 1, referring to Fig. 1,2, selects suitable metering cylinder 3 as required; Dnockout piston 2 is installed in metering cylinder 3; Dnockout piston 2 contacts with metering cylinder 3 inwalls, connects piston rod 1 on the dnockout piston 2, and piston rod 1 drives dnockout piston 2 and in metering cylinder 3, slides along inwall; The lower end of metering cylinder 3 is connected through connecting bolt 12 with locking device main body 10 upper ends; Locking device main body 10 intermediate active are installed reclaiming plate 7, in the middle of the reclaiming plate 7 discharging opening 9 are arranged, and discharging opening 9 is the circular hole of diameter 10mm; Reclaiming plate 7 one ends connect traction cylinder 11; One circle upper sealing ring 6 and lower sealing ring 8 is installed respectively on upper and lower locking device main body 10 inwalls of reclaiming plate 7, and upper sealing ring 6 closely contact and forms a sealing surface with reclaiming plate 7, and assurance metering cylinder 3 interior viscosity wet feeds 4 do not have spill and leakage under pressure; For guaranteeing that upper and lower sealing ring promptly has certain sealing load with contacting of reclaiming plate 7; Sensitive again, reliable, avoid forming excessive and reclaiming plate 7 trippings that arrive of pressure, setting pressure spring 5 between upper sealing ring 6 and metering cylinder 3; In order to regulate interface pressure and to compensate the contact surface abrasion amount automatically, make reclaiming plate 7 be in good sealing state all the time; On the lower sealing ring 8 channel suspending rail is arranged; Its track degree of depth is less than reclaiming plate 7 thickness 0.03～0.10 ㎜; To guarantee that upper sealing ring 6, reclaiming plate 7, lower sealing ring 8 closely contact, form reliable sealing function, reclaiming plate 7 is orbital motion under traction cylinder 11 drives; The diameter of the blind plate part of discharging opening 9 both sides is greater than the diameter of the opening in the middle of upper sealing ring 6 and the lower sealing ring 8; Installation mold 15 below reclaiming plate 7; Mould 15 is corresponding with discharging opening 9, forms a kind of metering cylinder dislocation sealing of the present invention and shears feeding device; Metering cylinder 3 inner chambers of device are viscosity wet feeds 4, are the turriform wet feed 14 that falls through discharging opening 9 on the mould 15, and the top of turriform wet feed 14 is a material cut-off part 13.

A kind of metering cylinder dislocation sealing pore weight feeding device of the present invention, during work, stickiness pulpous state wet feed is pumped in the metering cylinder with the pressure of 1.6～2.8Mpa by the stock system; Pump into the pressure that contains 1.6～2.8Mpa in the wet feed in the metering cylinder, reclaiming plate is in Fig. 1 state during stock, and the reclaiming plate blind plate partly is aligned with the aperture position in the middle of the upper and lower sealing ring; Upper sealing ring under the common pressure of wet feed, makes upper sealing ring, reclaiming plate, lower sealing ring form a sealing main body, using of stock device in spring and metering cylinder; Stickiness pulpous state wet feed is forced by the material pipe and squeezes in the metering cylinder, and promotes piston stroking upward to upper change point, because stock pressure is higher; After material in the metering cylinder is full of; The material pump stops dnockout, draws the cylinder action this moment, makes reclaiming plate in Fig. 2 position; Discharging opening and upper and lower sealing ring middle opening align, simultaneously dnockout; When the pulpous state wet feed is got by discharge opening; Wet feed is got with very big pressure under the effect of piston; Wet feed has certain discharging speed and weight, thus the strip wet feed in the shape of a spiral spiraling of shape one circle circle fall, formed a shape as being inverted the turriform material piece of weight in the die cavity bottom; Because the material piece is big down little; And certain viscosity is arranged, but firm attachment in die cavity bottom, feeding device just can not cause material loading and fails expecting in the die cavity that piece taken out of when carriage return resets because of minute bonding at blank bar place outside the mould like this; When the dnockout descent of piston when measuring lower-limit point, the action of traction cylinder makes reclaiming plate reset to Fig. 1 position, discharging opening circular hole when resetting has one to cut off action to moist material simultaneously, makes and gets material and the interior feed separation of metering cylinder, has accomplished an operation cycle.

Claims

1. pore weight feeding device is sealed in a metering cylinder dislocation; It comprises metering cylinder (3); It is characterized in that establishing in the metering cylinder (3) dnockout piston (2), dnockout piston (2) contacts with metering cylinder (3) inwall, and dnockout piston (2) is gone up and connected piston rod (1); The lower end of metering cylinder (3) is connected with locking device main body (10) upper end; Locking device main body (10) intermediate active sets out flitch (7); Establish discharging opening (9) in the middle of the reclaiming plate (7), reclaiming plate (7) one ends connect traction cylinder (11), on upper and lower locking device main body (10) inwall of reclaiming plate (7), establish a circle upper sealing ring (6) and a lower sealing ring (8) respectively; Establish mould (15) in the below of reclaiming plate (7), mould (15) is corresponding with discharging opening (9).

2. according to the described a kind of metering cylinder dislocation sealing pore weight feeding device of claim, it is characterized in that establishing compression spring (5) between described upper sealing ring (6) and the metering cylinder (3).

3. according to the described a kind of metering cylinder dislocation sealing pore weight feeding device of claim, it is characterized in that the discharging opening (9) on the described reclaiming plate (7) is the circular hole of diameter 10mm.

4. according to the described a kind of metering cylinder dislocation sealing pore weight feeding device of claim, it is characterized in that on the described lower sealing ring (8) channel suspending rail being arranged, reclaiming plate (7) is orbital motion under traction cylinder (11) drives.