CN105500597A - Injection molding machine for producing plastic product - Google Patents
Injection molding machine for producing plastic product Download PDFInfo
- Publication number
- CN105500597A CN105500597A CN201510974002.5A CN201510974002A CN105500597A CN 105500597 A CN105500597 A CN 105500597A CN 201510974002 A CN201510974002 A CN 201510974002A CN 105500597 A CN105500597 A CN 105500597A
- Authority
- CN
- China
- Prior art keywords
- header board
- nozzle
- plate
- plasthetics
- shape
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000004033 plastic Substances 0.000 title claims abstract description 31
- 229920003023 plastic Polymers 0.000 title claims abstract description 31
- 238000001746 injection moulding Methods 0.000 title abstract 4
- 238000002347 injection Methods 0.000 claims abstract description 69
- 239000007924 injection Substances 0.000 claims abstract description 69
- 239000000463 material Substances 0.000 claims abstract description 12
- 238000004519 manufacturing process Methods 0.000 claims description 31
- 239000004568 cement Substances 0.000 claims description 22
- 239000000084 colloidal system Substances 0.000 claims description 19
- 241000237970 Conus <genus> Species 0.000 claims description 12
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 11
- 238000002844 melting Methods 0.000 claims description 4
- 230000008018 melting Effects 0.000 claims description 4
- 238000007599 discharging Methods 0.000 abstract description 3
- 239000003292 glue Substances 0.000 abstract 2
- 238000006073 displacement reaction Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 22
- 210000001138 tear Anatomy 0.000 description 7
- 238000010791 quenching Methods 0.000 description 4
- 230000000171 quenching effect Effects 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- 238000010583 slow cooling Methods 0.000 description 4
- 238000009795 derivation Methods 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 230000001133 acceleration Effects 0.000 description 2
- 230000002350 accommodative effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000013021 overheating Methods 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229940117958 vinyl acetate Drugs 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/03—Injection moulding apparatus
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/20—Injection nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/20—Injection nozzles
- B29C2045/202—Laterally adjustable nozzle or nozzle tip mountings
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses an injection molding machine for producing a plastic product. The injection molding machine comprises an injection part and a mold assembly part, wherein the injection part comprises a base, an L-shaped front plate, an L-shaped back plate, a pair of connecting plates, a material barrel, a movable plate and a second screw, wherein a hopper is arranged at the upper part of the material barrel; a nozzle is arranged at one end of the material barrel, and the other end of the material barrel is closed; a first screw is arranged in the material barrel; the mobile plate is provided with a pressure sensor and a nut; a sliding block with a tenon-shaped structure is arranged on the lower surface of the mobile plate; the nozzle is a cylindrical structure, and is detachably connected with a coaxial umbrella-shaped glue guiding body; the umbrella-shaped glue guiding body comprises a conical part and a cylindrical rod part; the top point of the conical part faces a mold; and a plurality of rabbets are formed in the side surface of the conical part to form a plurality of channels for molten plastic to flow. According to the injection molding machine, the displacement and deviation of the front plate and the back plate caused by injection force during injection or mold changing can be avoided, the purpose that the material barrel is not in contact with the screws is ensured, and the discharging is quick and does not damage the nozzle.
Description
Technical field
The present invention relates to a kind of production equipment of plasthetics.More particularly, the present invention relates to a kind of injection machine for the production of plasthetics.
Background technology
Injection machine is the device for the production of plasthetics.Usually, polyester, vinylacetate, different types of plastics, nylon etc. are formed product in the mode of the sheet melted or powder and put it into the mould with predefined shape by injection machine.Injection machine possesses matched moulds portion and injection part, and when melt plastic cement is discharged, nozzle abuts with mould, maintains the state of the nozzle touch force that mould is occurred to for regulation.Existing injection machine Problems existing is, after Long-Time Service, injection machine injection process can produce injection pressure between front and rear panels, injection part will be caused to deform and offset, destroy the sliding trace of movable plate, increase the danger coefficient that barrel contacts with internal screw, in addition, nozzle easily weares and teares in Long-Time Service process, shortens the service life of injection machine.Therefore, need badly at present a kind of can keep not the contacting of barrel and injection screw, header board in Long-Time Service process after plate do not offset, nozzle discharging is not blocked, anti abrasive injection machine.
Summary of the invention
An object of the present invention is to solve at least the problems referred to above, and the advantage will illustrated at least is below provided.
A further object of the invention is to provide a kind of injection machine for the production of plasthetics, its can avoid front and rear panels inject time because of injection force or more mold exchange time cause dislocation, skew, guarantee that barrel does not contact with screw rod, and discharging damages nozzle fast, not.
In order to realize according to these objects of the present invention and other advantage, provide a kind of injection machine for the production of plasthetics, comprise injection part and matched moulds portion, described injection part comprises:
Pedestal, its upper surface bearing is connected with leading screw;
L shape front and rear panels, it is oppositely arranged, and described L shape header board is connected to described pedestal by leading screw and feed screw nut, and the upper surface of the horizontal component of described L shape header board is provided with the guide rail with fourth of the twelve Earthly Branches shape structure extended along its length;
A pair connecting plate, its opposing parallel setting, the two ends of described connecting plate are connected with described L shape header board and described rear plate respectively;
Barrel, it is horizontally disposed with, and pass the vertical portion of described L shape header board, the top of described barrel is provided with the hopper importing plastic material, one end of described barrel is provided with the nozzle, the other end that the plastic cement of melting are injected into mold cavity and closes, the inside of described barrel is coaxially provided with the first screw rod, and described first screw rod is connected with the output shaft of the first servomotor through the other end of described barrel, to drive described first bolt rotary;
Movable plate, it is vertically arranged between described L shape header board and described rear plate, one side surface of described movable plate is connected with the end bearing of described first screw rod away from described nozzle, the opposite side of described movable plate is equipped with pressure sensor and nut on the surface successively, the lower surface of described movable plate is provided with and extends and the slide block with tenon shape structure matched with described fourth of the twelve Earthly Branches shape structure along described rail length direction, and it is forward/backward that described slide block does not gnaw rail in described guide rail;
Second screw rod, its one end is stretched into described nut and is threaded with it, and the other end passes described rear plate and is connected with the output shaft of the second servomotor, to drive described second bolt rotary;
Wherein, described nozzle is cylindrical-shaped structure, it is removably connected with the umbrella coaxial with it and leads colloid, described colloid of leading comprises and stretching out and the conus portion being fastened on one end away from described hopper of described nozzle and the cylindric bar portion be fixedly connected with the summit of described conus portion, described bar portion stretches into described nozzle and the other end not with it near described hopper contacts, the summit of described conus portion is towards mould, the side opening of described conus portion is provided with multiple breach, forms multiple passage for melt plastic cement flowing.
Preferably, the described injection machine for the production of plasthetics, described slide block is T-shaped column plate body, the vertical portion of described slide block outputs the first sawtooth to the both sides extension of width, the vertical portion of described slide block to bottom extend a limiting plate protruded along its length downwards, form tenon shape structure; Described guide rail is cuboid plate body, its upper surface offers chute along its length, described chute extends the second sawtooth with described first engagement to the both sides of width, the upper surface of described chute extends the stopper slot that described limiting plate established by a card along its length, forms fourth of the twelve Earthly Branches shape structure.
Preferably, the described injection machine for the production of plasthetics, the spacing of the spacing of the tooth root of the second sawtooth of described chute both sides and the tooth top of described first sawtooth is 1:0.8 ~ 0.85, and described first sawtooth is consistent with described second teeth sizes specification.
Preferably, the described injection machine for the production of plasthetics, the width of described limiting plate and the width of described stopper slot are than being 1:1.2, and depth ratio is 1:1.2.
Preferably, the described injection machine for the production of plasthetics, align with described L shape header board, described rear plate in the upper end of described connecting plate, and the ratio of the height of the vertical portion of the height of described connecting plate and described L shape header board is 2:3.
Preferably, the described injection machine for the production of plasthetics, the length of described guide rail and the length of described L shape header board horizontal component are than being 0.8:1.
Preferably, the described injection machine for the production of plasthetics, described in lead colloid thermal conductivity be less than the thermal conductivity of described nozzle, and described in lead colloid hardness be greater than the hardness of described nozzle.
Preferably, the described injection machine for the production of plasthetics, the side away from described rear plate of the vertical portion of described L shape header board is provided with a feed screw nut on the surface in the horizontal direction, it to be set on described leading screw and to be threaded with it, the bottom end bearing of described leading screw is connected to described pedestal, to support and to regulate described L shape header board stretching along short transverse.
The present invention at least comprises following beneficial effect:
The first, injection machine of the present invention in use can by regulating the height of front and rear panels, with the height of adjusting screw(rod), avoid because of injection force is excessive or more mold exchange time the screw rod that causes offset the difficult problem contacted with barrel, and in the process of accommodative excess, make movable plate not getaway, make the reciprocating motion smooth sequential of screw rod, injection process can derive melt plastic cement fast in mould, guarantees that injection process does not block, melt plastic cement is not solidified;
Second, L shape front and rear panels are fixed to pedestal by leading screw and feed screw nut, height can be regulated as required, guarantee that material tube inner wall does not contact with the first screw rod, L shape header board and guide rail are slided by joinery and its construction, L shape header board is made to move up and down in process not getaway, a pair connecting plate ensure that L shape front and rear panels because of injection pressure cause stretching time, deformation degree is consistent, relative dislocation and inclination can not be there is, second screw rod is connected with nut thread, the second screw rod nut in rotation process is made to drive movable plate forward/backward, nozzle is provided with umbrella in end and leads colloid, melt plastic cement contacts with bar portion in nozzle interior, melt plastic cement is made to derive process slow cooling, prevent quenching from solidifying and cause obstruction breach, derived by the breach tilted, to melt plastic cement acceleration in all directions, the bulky grain in melt plastic cement is avoided to wear and tear in accelerator nozzle,
Three, the T-shaped column plate body of slide block stretches into the chute of guide rail just, and the engaging of the engagement of the first sawtooth and the second sawtooth, limiting plate and stopper slot makes other directions except length direction all can not to meet disengaging, and structure simply easily manufactures; The skew that the numeric ratio of each size makes movable plate all can occur by a small margin in forward/backward process in the width direction with short transverse, can not wear and tear guide rail and slide block; The setting of the alignment of connecting plate upper end and height, make the vertical portion of L shape header board and rear plate keeping parallelism in opposite directions and spacing does not change, the highly too small equivalent body of rod connects effect flexural deformation can lose linearity, highly excessive when causing injection pressure excessive connecting plate do not have extendable room to offset dislocation to assume diamond in shape, cause injection machine bulk deformation;
Four, the thermal conductivity leading colloid is less than the thermal conductivity of nozzle, avoids the problem of the overheating of end windings and parts, makes melt plastic cement derive process and first contacts slow cooling with bar portion, prevent quenching from solidifying and cause obstruction breach; The hardness leading colloid is greater than the hardness of nozzle, extends derivation path and avoids bulky grain deriving the nozzle that weares and teares instantaneously; Leading screw is arranged on base, and feed screw nut is fixedly connected with L shape header board instead of the horizontal component of L shape header board, avoids in leading screw rotary course that nut pushing tow is to the wearing and tearing of L shape header board, and feed screw nut is arranged on side, and pushing tow can make L shape header board integral inclined.
Part is embodied by explanation below by other advantage of the present invention, target and feature, part also will by research and practice of the present invention by those skilled in the art is understood.
Accompanying drawing explanation
Fig. 1 is the structural representation of the longitudinal section of the injection machine for the production of plasthetics of the present invention;
Fig. 2 is the structural representation of slide block of the present invention and guide rail.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail, can implement according to this with reference to description word to make those skilled in the art.
Should be appreciated that used hereinly such as " to have ", other element one or more do not allotted in " comprising " and " comprising " term or the existence of its combination or interpolation.
In describing the invention, term " transverse direction ", " longitudinal direction ", " on ", D score, "front", "rear", "left", "right", " vertically ", " level ", " top ", " end ", " interior ", the orientation of the instruction such as " outward " or position relationship be based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, be not indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.
As shown in Figure 1, 2, the invention provides a kind of injection machine for the production of plasthetics, comprise injection part and matched moulds portion, described injection part comprises:
Pedestal 1, its upper surface bearing is connected with leading screw 21;
L shape header board 2 and rear plate 3, it is oppositely arranged, and described L shape header board 2 is connected to described pedestal 1 by leading screw 21 and feed screw nut 22, and the upper surface of the horizontal component of described L shape header board 2 is provided with the guide rail 4 with fourth of the twelve Earthly Branches shape structure extended along its length;
A pair connecting plate 5, its opposing parallel setting, the two ends of described connecting plate 5 are connected with described L shape header board 2 and described rear plate 3 respectively;
Barrel 6, it is horizontally disposed with, and pass the vertical portion of described L shape header board 2, the top of described barrel 6 is provided with the hopper 7 importing plastic material, one end of described barrel 6 is provided with the nozzle 8, the other end that the plastic cement of melting are injected into mold cavity and closes, the inside of described barrel 6 is coaxially provided with the first screw rod 9, and described first screw rod 9 is connected with the output shaft of the first servomotor 10 through the other end of described barrel 6, rotates to drive described first screw rod 9;
Movable plate 11, it is vertically arranged between described L shape header board 2 and described rear plate 3, one side surface of described movable plate 11 is connected with the end bearing of described first screw rod 9 away from described nozzle 8, the opposite side of described movable plate 11 is equipped with pressure sensor and nut 12 on the surface successively, the lower surface of described movable plate 11 is provided with and extends and the slide block 13 with tenon shape structure matched with described fourth of the twelve Earthly Branches shape structure along described guide rail 4 length direction, and it is forward/backward that described slide block 13 does not gnaw rail in described guide rail 4;
Second screw rod 14, its one end is stretched into described nut 12 and is threaded with it, and the other end passes described rear plate 3 and is connected with the output shaft of the second servomotor 15, rotates to drive described second screw rod 14;
Wherein, described nozzle 8 is cylindrical-shaped structure, it is removably connected with the umbrella coaxial with it and leads colloid 16, described colloid 16 of leading comprises and stretching out and the conus portion being fastened on one end away from described hopper 7 of described nozzle 8 and the cylindric bar portion be fixedly connected with the summit of described conus portion, described bar portion stretches into described nozzle 8 and the other end not with it near described hopper 7 contacts, the summit of described conus portion is towards mould, the side opening of described conus portion is provided with multiple breach, forms multiple passage for melt plastic cement flowing.
In technique scheme, first servomotor 10 drives the first screw rod 9 to rotate, the plastic material melting of barrel 6 will be imported by hopper 7, due to melt pressure, first screw rod 9 is pushed to the direction (right side in Fig. 1) away from mould mobile, movable plate 11 moves to the direction away from mould under the traction of slide block 13 and guide rail 4, drive nut 12 to move to the direction away from mould simultaneously, the second screw rod 14 is now driven to rotate, and the second servomotor 15 does not now provide power drive second screw rod 14, counter-pressure is only provided to prevent nut 12 from rotating and just forward/backward movement.Period, plastic material is melted, and the first screw rod 9 moves right certain distance, and pressure sensor detects that pressure completes measurement, and the first servomotor 10 stops driving first screw rod 9.Then, second servomotor 15 drives the second screw rod 14 to rotate, second screw rod 14 and nut 12 threads turn, make nut 12 to mobile near the direction (left side in Fig. 1) of mould, thus promotion movable plate 11 moves to the direction near mould, first screw rod 9 rotates and moves near the direction of mould, by melt plastic cement successively by nozzle 8 with lead colloid 16 and derive barrel 6 and be injected into mould.Period, injection process produces the skew that injection force may cause connecting plate 5 elongation strain and the first screw rod 9.But connecting plate 5 symmetry is also arranged with certain altitude, by the distortion of the degree such as generation, the relative position of L shape header board 2 and rear plate 3 can not be caused, and movable plate 11 is not directly connected with L shape header board 2 and rear plate 3, only move under slide block 13 and guide rail 4 draw, as long as so large change does not occur the relative position of L shape header board 2 and rear plate 3, the axis of the first screw rod 9 and the axis of the second screw rod 14 can not offset, therefore can not contact barrel 6 and cause danger.When more mold exchange is barrel 6, need to be that the first screw rod 9 and barrel 6 are linearly aimed at, aforementioned injection force of also mentioning may cause the first screw rod 9 to offset, therefore by arranging leading screw 21 and feed screw nut 22, leading screw 21 rotates under power set drive, thus feed screw nut 22 drives L shape header board 2 rise/fall, regulates the height of L shape header board 2, thus regulate the height of barrel 6, barrel 6 and the first screw rod 9 are coaxially arranged.
L shape header board 2 and rear plate 3 are fixed to pedestal 1 by leading screw 21 and feed screw nut 22, height can be regulated as required, guarantee that barrel 6 inwall does not contact with the first screw rod 9, L shape header board 2 and guide rail 4 are slided by joinery and its construction, L shape header board 2 is made to move up and down in process not getaway 4, a pair connecting plate 5 ensure that L shape header board 2 and rear plate 3 because of injection pressure cause stretching time, deformation degree is consistent, relative dislocation and inclination can not be there is, second screw rod 14 is threaded with nut 12, the second screw rod 14 nut 12 in rotation process is made to drive movable plate 11 forward/backward, nozzle 8 is provided with umbrella and leads colloid 16 in end, melt plastic cement contacts with bar portion in nozzle 8 inside, melt plastic cement is made to derive process slow cooling, prevent quenching from solidifying and cause obstruction breach, derived by the breach tilted, to melt plastic cement acceleration in all directions, the bulky grain in melt plastic cement is avoided to wear and tear in accelerator nozzle 8.The injection machine of the technical program in use can by regulating the height of front and rear panels 3, with the height of adjusting screw(rod), avoid because of injection force is excessive or more mold exchange time the screw rod that causes offset the difficult problem contacted with barrel 6, and in the process of accommodative excess, make movable plate 11 not getaway 4, make the reciprocating motion smooth sequential of screw rod, injection process can derive melt plastic cement fast in mould, guarantees that injection process does not block, melt plastic cement is not solidified.
In another kind of technical scheme, the described injection machine for the production of plasthetics, described slide block 13 is T-shaped column plate body, the vertical portion of described slide block 13 outputs the first sawtooth to the both sides extension of width, the vertical portion of described slide block 13 to bottom extend a limiting plate 131 protruded along its length downwards, form tenon shape structure; Described guide rail 4 is cuboid plate body, its upper surface offers chute along its length, described chute extends the second sawtooth with described first engagement to the both sides of width, the upper surface of described chute extends the stopper slot 41 that described limiting plate 131 established by a card along its length, forms fourth of the twelve Earthly Branches shape structure.The T-shaped column plate body of slide block 13 stretches into the chute of guide rail 4 just, and the engaging of the engagement of the first sawtooth and the second sawtooth, limiting plate 131 and stopper slot 41 makes other directions except length direction all can not to meet disengaging, and structure simply easily manufactures.
In another kind of technical scheme, the described injection machine for the production of plasthetics, the spacing of the spacing of the tooth root of the second sawtooth of described chute both sides and the tooth top of described first sawtooth is 1:0.8 ~ 0.85, and described first sawtooth is consistent with described second teeth sizes specification.The numeric ratio of each size makes movable plate 11 along the skew that short transverse can occur by a small margin in forward/backward process, and can not wear and tear guide rail 4 and slide block 13.
In another kind of technical scheme, the described injection machine for the production of plasthetics, the width of described limiting plate 131 and the width of described stopper slot 41 are than being 1:1.2, and depth ratio is 1:1.2.The skew that the numeric ratio of each size makes movable plate 11 can occur by a small margin in forward/backward process in the width direction, can not wear and tear guide rail 4 and slide block 13.
In another kind of technical scheme, the described injection machine for the production of plasthetics, align with described L shape header board 2, described rear plate 3 in the upper end of described connecting plate 5, and the ratio of the height of the vertical portion of the height of described connecting plate 5 and described L shape header board 2 is 2:3.The setting of the alignment of connecting plate 5 upper end and height, make the vertical portion of L shape header board 2 and rear plate 3 keeping parallelism in opposite directions and spacing does not change, the highly too small equivalent body of rod connects effect flexural deformation can lose linearity, highly excessive when causing injection pressure excessive connecting plate 5 do not have extendable room to offset dislocation to assume diamond in shape, cause injection machine bulk deformation.
In another kind of technical scheme, the described injection machine for the production of plasthetics, the length of described guide rail 4 and the length of described L shape header board 2 horizontal component are than being 0.8:1.
In another kind of technical scheme, the described injection machine for the production of plasthetics, described in lead colloid 16 thermal conductivity be less than the thermal conductivity of described nozzle 8, and described in lead colloid 16 hardness be greater than the hardness of described nozzle 8.The thermal conductivity leading colloid 16 is less than the thermal conductivity of nozzle 8, avoids the problem of the overheating of end windings and parts, makes melt plastic cement derive process and first contacts slow cooling with bar portion, prevent quenching from solidifying and cause obstruction breach; The hardness leading colloid 16 is greater than the hardness of nozzle 8, extends derivation path and avoids bulky grain at derivation wearing and tearing nozzle 8 instantaneously.
In another kind of technical scheme, the described injection machine for the production of plasthetics, the side away from described rear plate 3 of the vertical portion of described L shape header board 2 is provided with a feed screw nut 22 on the surface in the horizontal direction, it to be set on described leading screw 21 and to be threaded with it, the bottom end bearing of described leading screw 21 is connected to described pedestal 1, to support and to regulate described L shape header board 2 stretching along short transverse.Leading screw 21 is arranged on base, feed screw nut 22 is fixedly connected with L shape header board 2 instead of the horizontal component of L shape header board 2, avoid in leading screw 21 rotary course that nut 12 pushing tow is to the wearing and tearing of L shape header board 2, feed screw nut 22 is arranged on side, and pushing tow can make L shape header board 2 integral inclined.
Here the number of devices illustrated and treatment scale are used to simplify explanation of the present invention.The application of the injection machine for the production of plasthetics of the present invention, modifications and variations be will be readily apparent to persons skilled in the art.
Although embodiment of the present invention are open as above, but it is not restricted to listed in description and embodiment utilization, it can be applied to various applicable the field of the invention completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the present invention is not limited to specific details and illustrates here and the legend described.
Claims (8)
1., for the production of an injection machine for plasthetics, comprise injection part and matched moulds portion, it is characterized in that, described injection part comprises:
Pedestal, its upper surface bearing is connected with leading screw;
L shape front and rear panels, it is oppositely arranged, and described L shape header board is connected to described pedestal by leading screw and feed screw nut, and the upper surface of the horizontal component of described L shape header board is provided with the guide rail with fourth of the twelve Earthly Branches shape structure extended along its length;
A pair connecting plate, its opposing parallel setting, the two ends of described connecting plate are connected with described L shape header board and described rear plate respectively;
Barrel, it is horizontally disposed with, and pass the vertical portion of described L shape header board, the top of described barrel is provided with the hopper importing plastic material, one end of described barrel is provided with the nozzle, the other end that the plastic cement of melting are injected into mold cavity and closes, the inside of described barrel is coaxially provided with the first screw rod, and described first screw rod is connected with the output shaft of the first servomotor through the other end of described barrel, to drive described first bolt rotary;
Movable plate, it is vertically arranged between described L shape header board and described rear plate, one side surface of described movable plate is connected with the end bearing of described first screw rod away from described nozzle, the opposite side of described movable plate is equipped with pressure sensor and nut on the surface successively, the lower surface of described movable plate is provided with and extends and the slide block with tenon shape structure matched with described fourth of the twelve Earthly Branches shape structure along described rail length direction, and it is forward/backward that described slide block does not gnaw rail in described guide rail;
Second screw rod, its one end is stretched into described nut and is threaded with it, and the other end passes described rear plate and is connected with the output shaft of the second servomotor, to drive described second bolt rotary;
Wherein, described nozzle is cylindrical-shaped structure, it is removably connected with the umbrella coaxial with it and leads colloid, described colloid of leading comprises and stretching out and the conus portion being fastened on one end away from described hopper of described nozzle and the cylindric bar portion be fixedly connected with the summit of described conus portion, described bar portion stretches into described nozzle and the other end not with it near described hopper contacts, the summit of described conus portion is towards mould, the side opening of described conus portion is provided with multiple breach, forms multiple passage for melt plastic cement flowing.
2. as claimed in claim 1 for the production of the injection machine of plasthetics, it is characterized in that, described slide block is T-shaped column plate body, the vertical portion of described slide block outputs the first sawtooth to the both sides extension of width, the vertical portion of described slide block to bottom extend a limiting plate protruded along its length downwards, form tenon shape structure; Described guide rail is cuboid plate body, its upper surface offers chute along its length, described chute extends the second sawtooth with described first engagement to the both sides of width, the upper surface of described chute extends the stopper slot that described limiting plate established by a card along its length, forms fourth of the twelve Earthly Branches shape structure.
3. as claimed in claim 2 for the production of the injection machine of plasthetics, it is characterized in that, the spacing of the spacing of the tooth root of the second sawtooth of described chute both sides and the tooth top of described first sawtooth is 1:0.8 ~ 0.85, and described first sawtooth is consistent with described second teeth sizes specification.
4. as claimed in claim 2 for the production of the injection machine of plasthetics, it is characterized in that, the width of described limiting plate and the width of described stopper slot are than being 1:1.2, and depth ratio is 1:1.2.
5., as claimed in claim 1 for the production of the injection machine of plasthetics, it is characterized in that, align with described L shape header board, described rear plate in the upper end of described connecting plate, and the ratio of the height of the vertical portion of the height of described connecting plate and described L shape header board is 2:3.
6. as claimed in claim 2 for the production of the injection machine of plasthetics, it is characterized in that, the length of described guide rail and the length of described L shape header board horizontal component are than being 0.8:1.
7., as claimed in claim 1 for the production of the injection machine of plasthetics, it is characterized in that, described in lead colloid thermal conductivity be less than the thermal conductivity of described nozzle, and described in lead colloid hardness be greater than the hardness of described nozzle.
8. as claimed in claim 1 for the production of the injection machine of plasthetics, it is characterized in that, the side away from described rear plate of the vertical portion of described L shape header board is provided with a feed screw nut on the surface in the horizontal direction, it to be set on described leading screw and to be threaded with it, the bottom end bearing of described leading screw is connected to described pedestal, to support and to regulate described L shape header board stretching along short transverse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510974002.5A CN105500597B (en) | 2015-12-22 | 2015-12-22 | For producing the injection machine of plasthetics |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510974002.5A CN105500597B (en) | 2015-12-22 | 2015-12-22 | For producing the injection machine of plasthetics |
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| Publication Number | Publication Date |
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| CN105500597A true CN105500597A (en) | 2016-04-20 |
| CN105500597B CN105500597B (en) | 2018-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510974002.5A Active CN105500597B (en) | 2015-12-22 | 2015-12-22 | For producing the injection machine of plasthetics |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109177133A (en) * | 2018-08-15 | 2019-01-11 | 合肥五凡工程设计有限公司 | One kind being used for glue surface plastic shoes molding press |
| CN110587904A (en) * | 2019-09-27 | 2019-12-20 | 中山英诺莱比智能科技有限公司 | External injection molding platform structure of injection molding machine and injection molding machine |
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| CN110587904A (en) * | 2019-09-27 | 2019-12-20 | 中山英诺莱比智能科技有限公司 | External injection molding platform structure of injection molding machine and injection molding machine |
| CN110587904B (en) * | 2019-09-27 | 2024-06-11 | 中山英诺莱比智能科技有限公司 | External injection molding table structure of injection molding machine and injection molding machine |
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| Publication number | Publication date |
|---|---|
| CN105500597B (en) | 2018-01-09 |
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