CN110884027A - Safe and efficient double-mold-locking double-injection molding machine - Google Patents
Safe and efficient double-mold-locking double-injection molding machine Download PDFInfo
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- CN110884027A CN110884027A CN201911286678.XA CN201911286678A CN110884027A CN 110884027 A CN110884027 A CN 110884027A CN 201911286678 A CN201911286678 A CN 201911286678A CN 110884027 A CN110884027 A CN 110884027A
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 38
- 238000002347 injection Methods 0.000 claims abstract description 13
- 239000007924 injection Substances 0.000 claims abstract description 13
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims description 10
- 238000001514 detection method Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 229920003023 plastic Polymers 0.000 description 13
- 239000004033 plastic Substances 0.000 description 13
- 238000000465 moulding Methods 0.000 description 9
- 239000000463 material Substances 0.000 description 5
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Classifications
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- 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
- B29C45/1761—Means for guiding movable mould supports or injection units on the machine base or frame; Machine bases or frames
-
- 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
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
-
- 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
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
- B29C45/401—Ejector pin constructions or mountings
-
- 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
- B29C45/64—Mould opening, closing or clamping devices
- B29C45/641—Clamping devices using means for straddling or interconnecting the mould halves, e.g. jaws, straps, latches
-
- 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
- B29C45/64—Mould opening, closing or clamping devices
- B29C45/67—Mould opening, closing or clamping devices hydraulic
-
- 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
- B29C45/64—Mould opening, closing or clamping devices
- B29C45/67—Mould opening, closing or clamping devices hydraulic
- B29C45/6707—Mould opening, closing or clamping devices hydraulic without relative movement between the piston and the cylinder of the clamping device during the mould opening or closing movement
- B29C2045/6757—Hydraulic locking means
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The invention provides a safe and efficient double-mold-locking double-injection molding machine which comprises a rack, wherein a mold locking device and an injection molding device are arranged on the rack, the mold locking device comprises a fixed plate, a movable plate and a tail plate, two mold mounting positions which are arranged side by side are arranged between the fixed plate and the tail plate, two mold mounting positions are respectively provided with a first mold and a second mold which are independent, the movable plate comprises a first movable plate and a second movable plate which respectively correspond to the first mold and the second mold, a driving mechanism for controlling the first movable plate and the second movable plate is arranged on the tail plate, a first nozzle through hole and a second nozzle through hole which correspond to the first mold and the second mold are arranged on the fixed plate, and a first nozzle and a second nozzle which correspond to the first nozzle through hole and the second nozzle through hole are arranged on the injection molding device The injection is twice, the productivity and the efficiency are doubled, and meanwhile, the movable plate can be stably moved, so that the safety production is guaranteed.
Description
Technical Field
The invention relates to the technical field of injection molding equipment, in particular to a safe and efficient double-mold-locking double-injection molding machine.
Background
At present, an injection molding machine mainly comprises a mode locking system, a glue injection system, an oil pressure system, an electrical system and a frame metal plate system, wherein a known mode locking structure of the injection molding machine only comprises a set of independent dies and a set of independent mode locking system corresponding to the independent dies, the mode locking and the injection can be only carried out once per cycle in the product forming process, and the productivity and the efficiency can not be improved any more. When the mold is locked, the oil cylinder is easy to displace or loosen due to the counterforce of force, and production accidents are caused.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a safe and efficient double-mold-locking double-injection molding machine, which can realize that the mold can be opened and locked twice and the injection twice every cycle of the injection molding machine, double the productivity and efficiency can be realized, and simultaneously, a movable plate can be stably moved, thereby ensuring the safe production.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a safe high-efficient two mode locking double injection molding machine, includes the frame, be equipped with mode locking device and the device of moulding plastics in the frame, the mode locking device includes fixed plate, movable plate, tailboard, three group tielin post groups and extends and the place the platform that the tiling set up along the frame direction, be equipped with the linear guide rail group that extends along the place the platform direction on the place the platform, every tielin post group of group all includes two tielin posts, the both ends of tielin post are passed through coupling assembling and are installed on fixed plate and tailboard, the movable plate includes first movable plate and second movable plate, be equipped with the first mode locking hydro-cylinder of control first movable plate and the second mode locking hydro-cylinder of control second movable plate on the tailboard, be equipped with the first support frame that is used for holding up first mode locking hydro-cylinder and the second support frame that is used for holding up second mode locking hydro-cylinder on the place the platform, first support frame and, The supporting seat is provided with a through hole corresponding to the mounting hole, the supporting seat passes through the through hole through a fixing bolt and then is installed in the mounting hole to be fixedly connected with the base block, the supporting part is provided with grooves which are in fit with the surface shapes of the lower surfaces of the first locking oil cylinder and the second locking oil cylinder, the first locking oil cylinder and the second locking oil cylinder are both arranged in the grooves corresponding to the first locking oil cylinder and the second locking oil cylinder, a mold installation space is formed between the fixed plate and the tail plate, the three groups of the tie bars are sequentially distributed in the front, the middle and the rear part of the mold installation space, a mold installation position is respectively formed between the two adjacent groups of the tie bars, the first moving plate and the second moving plate are positioned on the corresponding mold installation positions, and the first moving plate and the second moving plate are both provided with arc-shaped abdicating grooves corresponding to the tie bars, the injection molding device is characterized in that sliders are arranged below the first movable plate and the second movable plate, the first movable plate and the second movable plate are connected with the linear guide rail set in a sliding mode through the sliders, a first nozzle through hole and a second nozzle through hole which correspond to the first mold and the second mold are formed in the fixed plate, and a first nozzle and a second nozzle which correspond to the first nozzle through hole and the second nozzle through hole are formed in the injection molding device.
As a preferred scheme, the mold locking device further comprises an ejector pin mechanism, the ejector pin mechanism comprises an ejector pin plate, a plurality of ejector pins vertically arranged on the front side of the ejector pin plate and two ejector oil cylinders for driving the ejector pin plate to move back and forth, a mold locking connecting seat parallel to the ejector pin plate is arranged on the rear side of the ejector pin plate, the two ejector oil cylinders are symmetrically arranged at two ends of the rear surface of the mold locking connecting seat, an installation space for installing the mold locking oil cylinders is formed between the two ejector oil cylinders, a first through hole is formed in the mold locking connecting seat, a movable rod of the ejector oil cylinder penetrates through the first through hole to extend forwards to be connected with the ejector pin plate, a plurality of guide rods are arranged on the front surface of the mold locking connecting seat, a second through hole matched with the guide rods is formed in the ejector pin plate, the ejector pin plate is, the front end of the ejector pin rod is provided with a first connecting hole which is axially arranged.
As a preferred scheme, the ejector pin rods are provided with five ejector pin rods, the five ejector pin rods are distributed in the middle of the ejector plate, the guide rods are provided with four guide rods, the front ends of the guide rods are provided with second connecting holes, the ejector plate is provided with four second through holes matched with the guide rods, the four second through holes are distributed on the periphery of the five ejector pin rods, the outer side of the ejection oil cylinder is provided with an in-place switch, and the outer side of the ejector plate is provided with a detection plate corresponding to the in-place switch.
As a preferred scheme, first mode locking hydro-cylinder and second mode locking hydro-cylinder are installed on the tailboard, be equipped with the mode locking axle core through-hole that corresponds with first mode locking hydro-cylinder and second mode locking hydro-cylinder on the tailboard respectively, the mode locking axle core of first mode locking hydro-cylinder and second mode locking hydro-cylinder passes mode locking axle core through-hole respectively and connects on the mode locking connecting seat.
As an optimal scheme, all be equipped with the third through-hole that is used for installing the tiebar on fixed plate and the tailboard, coupling assembling includes nut and clamp plate, the nut middle part is equipped with the fourth through-hole, the both ends of tiebar pass third through-hole and fourth through-hole outwards in proper order, the nut closes with tiebar both ends spiral shell and is connected, the both ends of tiebar all contradict with the clamp plate, four angles of clamp plate all are equipped with the fifth through-hole, all be equipped with the screw hole that corresponds with the fifth through-hole on fixed plate and the tailboard, the clamp plate passes the fifth through-hole through the screw rod and closes with the screw hole spiral shell and be connected with fixed plate or tailboard.
As a preferable scheme, the linear guide rail groups are provided with two groups, each linear guide rail group comprises two linear guide rails arranged in parallel, and the moving plate can be installed on the rack in a front-back linear motion mode through the matching of the sliding blocks and the linear guide rails.
As a preferred scheme, still be equipped with the case of moulding plastics in the frame, the mode locking device is located the incasement of moulding plastics, be equipped with the control box on the case of moulding plastics, the control box upper surface is equipped with the display screen, the case of moulding plastics is close to one side of control box and is equipped with the observation window, still be equipped with the electronic box in the frame.
Preferably, the injection molding device comprises a material barrel, the output end of the material barrel is provided with a flow dividing pipe, and the first injection nozzle and the second injection nozzle are positioned at two ends of the flow dividing pipe.
Compared with the prior art, the invention has obvious advantages and beneficial effects, in particular, two independent movable plates and two mold locking oil cylinders are arranged, independent molds are arranged between the movable plates and the fixed plates, two injection through holes corresponding to the molds and two injection nozzles corresponding to the injection through holes are arranged on the fixed plates, the injection molding machine can open and lock the molds twice per cycle, and twice injection is realized, and double productivity and efficiency are realized, in addition, the invention is provided with a placing platform on a frame, a linear slide rail group extending along the direction of the placing platform is arranged on the platform, slide blocks are arranged on the first movable plate and the second movable plate, the slide blocks are in sliding connection with the linear slide rail group, the stability of the first movable plate and the second movable plate when the molds are locked is further improved, and the first mold locking oil cylinder and the second mold locking oil cylinder are respectively supported by arranging a first support frame and a second support frame on the frame, the first mode locking oil cylinder and the second mode locking oil cylinder are prevented from being displaced or loosened due to the reaction force generated during the mode locking, and the production safety is guaranteed.
To more clearly illustrate the structural features and technical means of the present invention and the specific objects and functions attained thereby, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments:
drawings
FIG. 1 is a schematic view of an assembly structure of an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
FIG. 3 is a schematic view of an assembly structure of the mold clamping device according to the embodiment of the present invention;
FIG. 4 is an exploded view of a mold clamping apparatus according to an embodiment of the present invention;
fig. 5 is a schematic view of an assembly structure of the thimble mechanism according to the embodiment of the present invention.
FIG. 6 is a schematic view of the interior of the mold clamping module according to the present invention.
Fig. 7 is an exploded view of the first support frame or the second support frame of the present invention.
The attached drawings indicate the following:
10-a frame; 11-injection molding box; 12-an injection molding apparatus; 13-a control box; 14-a viewing window; 15-an electric box; 16-a linear guide; 17-a barrel; 171-a first nozzle; 172-a second nozzle; 18-a placement platform; 20-fixing the plate; 201-a third via; 202-a threaded hole; 203-first nozzle through hole; 204-a second nozzle through hole; 205-a yield slot; 21-a tail plate; 211-a through hole of a mold locking shaft core; 22-corinth pole; 23-a die mounting location; 24-a slide block; 25-a first lock mold oil cylinder; 251-mode locking shaft core; 26-a second mode locking oil cylinder; 27-a first moving plate; 28-a second moving plate; 29-a first mold; 30-a second mold; 40-ejector plate; 401 — a second via; 41-a mold locking connecting seat; 411 — first via; 42-ejecting an oil cylinder; 43-thimble rod; 431-a first connection hole; 44-a guide bar; 441-a second connection hole; 45-in-place switch; 46-a detection plate; 50-a nut; 501-a fourth through hole; 51-a platen; 511-fifth via; 60-a support; 61-a support bar; 62-a support seat; 621-via.
Detailed Description
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the positions or elements referred to must have specific orientations, be constructed and operated in specific orientations, and thus, are not to be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as appropriate by those of ordinary skill in the art.
As shown in fig. 1-7, a safe and efficient double-mold-locking double-injection molding machine comprises a frame 10, wherein a mold locking device and an injection molding device 12 are arranged on the frame 10, the mold locking device comprises a fixed plate 20, a movable plate, a tail plate 21, three groups of tie columns and a placement platform 18 extending along the direction of the frame 10 and horizontally arranged, a linear guide rail group extending along the direction of the placement platform 18 is arranged on the placement platform 18, each group of tie columns comprises two tie columns 22, two ends of each tie column 22 are arranged on the fixed plate 20 and the tail plate 21 through connecting components, each movable plate comprises a first movable plate 27 and a second movable plate 28, a first mold locking cylinder 25 for controlling the first movable plate 27 and a second mold locking cylinder 26 for controlling the second movable plate 28 are arranged on the tail plate 21, a first support frame for supporting the first mold locking cylinder 25 and a second support frame for supporting the second mold locking cylinder 26 are arranged on the placement platform 18, the first support frame and the second support frame respectively comprise a support part 60, a support rod 61 and a support seat 62 which are integrally connected, a base block corresponding to the support seat 62 is arranged on the placing platform 18, a mounting hole is arranged on the base block, a through hole 621 corresponding to the mounting hole is arranged on the support seat 62, the support seat 62 is arranged in the mounting hole after penetrating through the through hole 621 through a fixing bolt and then is fixedly connected with the base block, a groove which is in shape fit with the first locking cylinder 25 or the second locking cylinder 26 is arranged on the support part 60, the first locking cylinder 25 and the second locking cylinder 26 are arranged in the grooves corresponding to the first locking cylinder 25 and the second locking cylinder 26, a mold mounting space is formed between the fixed plate 20 and the tail plate 21, the three groups of tie bars are sequentially distributed at the front part, the middle part and the rear part of the mold mounting space, and a mold mounting position is respectively formed between the two, first movable plate 27 and second movable plate 28 are located the die holding position that corresponds, all be equipped with the arc groove of stepping down 205 that corresponds with tiering post 22 on first movable plate 27 and the second movable plate 28, the below of first movable plate 27 and second movable plate 28 all is equipped with slider 24, first movable plate 27 and second movable plate 28 all through slider 24 and linear guide rail group sliding connection, be equipped with on the fixed plate 20 and penetrate mouth through-hole 203 and the second with first mould 29 and second mould 30 correspond first and penetrate mouth through-hole 204, be equipped with on the injection moulding device 12 and penetrate mouth 171 and second with first penetrating mouth through-hole 203 and second and penetrate the first mouth 171 that mouth through-hole 204 corresponds and penetrate mouth 172.
In this embodiment, the mold locking device further includes an ejector pin mechanism, a linear guide rail 16 set and tie bars 22, the fixed plate 20 and the tail plate 21 are connected by three tie bars 22 arranged in a straight line, each tie bar 22 includes two tie bars 22, two ends of each tie bar 22 are mounted on the fixed plate 20 and the tail plate 21 through a connecting assembly, a mold mounting space is formed between the fixed plate 20 and the tail plate 21, the three tie bar sets 22 are sequentially distributed at the front, middle and rear portions of the mold mounting space, a mold mounting position 23 is formed between two adjacent tie bar sets 22, the first moving plate 27 and the second moving plate 28 are located on the corresponding mold mounting positions 23, the driving mechanism includes a first mold locking cylinder 25 and a second mold locking cylinder 26, the rear side of the moving plate is provided with an ejector pin mechanism for ejecting a product in the mold, a slide block 24 is arranged below the moving plate, and the moving plate is connected with the linear guide rail 16 group in a sliding way through the slide block 24 and can be controlled by a driving mechanism to move linearly back and forth along the linear guide rail 16 group.
The ejector pin mechanism comprises an ejector pin plate 40, a plurality of ejector pin rods 43 vertically arranged on the front side of the ejector pin plate 40 and ejector cylinders 42 for driving the ejector pin plate 40 to move back and forth, wherein a mold locking connecting seat 41 parallel to the ejector pin plate 40 is arranged on the rear side of the ejector pin plate 40, the ejector cylinders 42 are provided with two, the two ejector cylinders 42 are symmetrically arranged at two ends of the rear surface of the mold locking connecting seat 41, an installation space for installing the mold locking cylinders is formed between the two ejector cylinders 42, a first through hole 411 is formed in the mold locking connecting seat 41, a movable rod of the ejector cylinder 42 penetrates through the first through hole 411 to extend forwards to be connected with the ejector pin plate 40, a plurality of guide rods 44 are arranged on the front surface of the mold locking connecting seat 41, a second through hole 401 matched with the guide rods 44 is arranged on the ejector pin plate 40, and the ejector pin plate 40, the front end of the thimble 43 is provided with a first connecting hole 431 arranged axially.
The ejector pin rod 43 is provided with five ejector pin rods, the five ejector pin rods 43 are distributed in the middle of the ejector plate 40, the guide rods 44 are provided with four guide rods 44, the front ends of the four guide rods 44 are provided with second connecting holes 441, the ejector plate 40 is provided with four second through holes 401 matched with the guide rods 44, the four second through holes 401 are distributed on the periphery of the five ejector pin rods 43, the outer side of the ejector oil cylinder 42 is provided with an in-place switch 45, and the outer side of the ejector plate 40 is provided with a detection plate 46 corresponding to the in-place switch 45.
The first mold locking oil cylinder 25 and the second mold locking oil cylinder 26 are installed on the tail plate 21, mold locking shaft core through holes 211 corresponding to the first mold locking oil cylinder 25 and the second mold locking oil cylinder 26 are respectively formed in the tail plate 21, and mold locking shaft cores 251 of the first mold locking oil cylinder 25 and the second mold locking oil cylinder 26 respectively penetrate through the mold locking shaft core through holes 211 to be connected to the mold locking connecting seat 41.
All be equipped with the third through-hole 201 that is used for installing tieing post 22 on fixed plate 20 and the tailboard 21, coupling assembling includes nut 50 and clamp plate 51, nut 50 middle part is equipped with fourth through-hole 501, tieing post 22's both ends pass third through-hole 201 and fourth through-hole 501 outwards in proper order and stretch out, nut 50 closes with tieing post 22 both ends spiral shell and connects, tieing post 22's both ends all contradict with clamp plate 51, clamp plate 51's four angles all are equipped with fifth through-hole 511, all be equipped with the screw hole 202 that corresponds with fifth through-hole 511 on fixed plate 20 and the tailboard 21, clamp plate 51 passes fifth through-hole 511 and screw hole 202 spiral shell and connects with fixed plate 20 or tailboard 21 through the screw rod.
The linear guide rails 16 are provided with two groups, each group of linear guide rails 16 comprises two linear guide rails 16 arranged in parallel, and the moving plate can be linearly arranged on the rack 10 back and forth through the matching of the sliding blocks 24 and the linear guide rails 16.
Still be equipped with the case 11 of moulding plastics on the frame 10, the mode locking device is located the case 11 of moulding plastics, it is equipped with control box 13 on the case 11 of moulding plastics, control box 13 upper surface is equipped with the display screen, the case 11 one side of being close to control box 13 of moulding plastics is equipped with observation window 14, still be equipped with electronic box 15 on the frame 10.
The injection molding device 12 comprises a material barrel 17, a shunt pipe is arranged at the output end of the material barrel 17, and the first injection nozzle 171 and the second injection nozzle 172 are positioned at two ends of the shunt pipe.
It should be noted that the cartridge and the nozzle are combined in the following manner: the single-charging-barrel double-nozzle mode is that two nozzles are arranged on the same charging barrel; or a double-material-cylinder double-nozzle mode, namely two nozzles are respectively arranged on two material cylinders.
The working principle of the invention is as follows: in the single-material-cylinder double-nozzle mode, after a first mold 29 and a second mold 30 are installed, a first nozzle 171 injects plastics into the first mold 29, when the first mold 29 enters a pressure maintaining cooling state, a second nozzle 172 injects plastics into the second mold 30, when the second mold 30 enters the pressure maintaining cooling state, a first mold locking oil cylinder 25 drives the first mold 29 to open the mold, an ejection mechanism ejects a product formed in the first mold 29, the first mold 29 closes the mold, the first nozzle 171 injects plastics into the first mold 29 again, meanwhile, a second mold locking oil drives the second mold 30 to open the mold, the ejection mechanism ejects a product formed in the second mold 30, and the second mold 30 closes the mold to complete an injection molding cycle period; compared with the single-material-cylinder 17 double-nozzle mode, the principle of the double-material-cylinder double-nozzle mode is that the first nozzle 171 and the second nozzle 172 simultaneously inject the plastic into the first mold 29 and the second mold 30, respectively, and the first mold 29 and the second mold 30 are opened and closed simultaneously.
The above description is only for the preferred embodiment of the present invention and is not intended to limit the present invention, so that any modifications, equivalents, improvements, etc. made to the above embodiment according to the present invention are within the scope of the present invention.
Claims (8)
1. A safe and efficient double-mold-locking double-injection molding machine is characterized by comprising a rack, wherein a mold locking device and an injection molding device are arranged on the rack, the mold locking device comprises a fixed plate, a movable plate, a tail plate, three groups of tie bar column groups and a placing platform which extends along the direction of the rack and is tiled, a linear guide rail group extending along the direction of the placing platform is arranged on the placing platform, each group of tie bar column groups comprises two tie bar columns, two ends of each tie bar column are installed on the fixed plate and the tail plate through a connecting assembly, the movable plate comprises a first movable plate and a second movable plate, a first mold locking oil cylinder for controlling the first movable plate and a second mold locking oil cylinder for controlling the second movable plate are arranged on the tail plate, a first support frame for supporting the first mold locking oil cylinder and a second support frame for supporting the second mold locking oil cylinder are arranged on the placing platform, the first support frame and the second support frame respectively comprise a support part, a support rod and a support seat which are integrally connected, a base block corresponding to the support seat is arranged on the placing platform, a mounting hole is arranged on the base block, a through hole corresponding to the mounting hole is arranged on the support seat, the support seat passes through the through hole through a fixing bolt and then is installed in the mounting hole to be fixedly connected with the base block, grooves which are in fit with the lower surface shapes of the first locking oil cylinder and the second locking oil cylinder are arranged on the support part, the first locking oil cylinder and the second locking oil cylinder are arranged in the grooves corresponding to the first locking oil cylinder and the second locking oil cylinder, a mold installation space is formed between the fixed plate and the tail plate, the three groups of the tie bars are sequentially distributed at the front part, the middle part and the rear part of the mold installation space, a mold installation position moving plate is respectively formed between two adjacent groups of the tie bars, and, all be equipped with the arc groove of stepping down that corresponds with the tiebar on first movable plate and the second movable plate, the below of first movable plate and second movable plate all is equipped with the slider, first movable plate and second movable plate all organize sliding connection through slider and linear guide rail, be equipped with on the fixed plate and penetrate mouth through-hole and second with first mould and second mould correspondence first penetrate mouth through-hole and penetrate mouth through-hole, be equipped with on the injection moulding device and penetrate the mouth with first penetrating mouth through-hole and second penetrate the first mouth and the second that mouth through-hole corresponds.
2. The safe and efficient double-mold-locking and double-injection molding machine according to claim 1, wherein the mold-locking device further comprises an ejector pin mechanism, the ejector pin mechanism comprises an ejector pin plate, a plurality of ejector pins vertically mounted on the front side of the ejector pin plate, and ejector cylinders driving the ejector pin plate to move back and forth, the rear side of the ejector pin plate is provided with mold-locking connecting seats parallel to the ejector pin plate, two ejector cylinders are symmetrically arranged at two ends of the rear surface of the mold-locking connecting seats, an installation space for installing the mold-locking cylinders is formed between the two ejector cylinders, the mold-locking connecting seats are provided with first through holes, movable rods of the ejector cylinders extend forwards through the first through holes to be connected with the ejector pin plate, the front surface of the mold-locking connecting seats is provided with a plurality of guide rods, the ejector pin plate is provided with second through holes adapted to the guide rods, and the ejector pin plate is movably, the front end of the ejector pin rod is provided with a first connecting hole which is axially arranged.
3. The safe and efficient double-mold-locking and double-injection molding machine according to claim 2, wherein five ejector pins are arranged in the middle of the ejector plate, four guide rods are arranged, second connecting holes are formed in the front ends of the four guide rods, four second through holes matched with the guide rods are formed in the ejector plate, the four second through holes are formed in the periphery of the five ejector pins, the in-place switch is arranged on the outer side of the ejection oil cylinder, and a detection plate corresponding to the in-place switch is arranged on the outer side of the ejector plate.
4. The safe and efficient double-mold-locking and double-injection molding machine according to claim 1, wherein the first mold-locking cylinder and the second mold-locking cylinder are mounted on the tail plate, mold-locking shaft core through holes corresponding to the first mold-locking cylinder and the second mold-locking cylinder are respectively formed in the tail plate, and mold-locking shaft cores of the first mold-locking cylinder and the second mold-locking cylinder respectively penetrate through the mold-locking shaft core through holes to be connected to the mold-locking connecting seat.
5. The safe and efficient double-mode-locking and double-injection molding machine with double modes and double injection modes according to claim 1, wherein a third through hole for installing a tie bar is formed in each of the fixed plate and the tail plate, the connecting assembly comprises a nut and a pressing plate, a fourth through hole is formed in the middle of the nut, two ends of the tie bar sequentially penetrate through the third through hole and the fourth through hole and outwards extend out, the nut is connected with two ends of the tie bar in a threaded mode, two ends of the tie bar abut against the pressing plate, fifth through holes are formed in four corners of the pressing plate, threaded holes corresponding to the fifth through holes are formed in each of the fixed plate and the tail plate, and the pressing plate penetrates through the fifth through holes through screws to be connected with the fixed plate or the tail plate in a threaded mode.
6. The safe and efficient double-mode-locking double-injection molding machine according to claim 1, wherein two linear guide rail sets are provided, each linear guide rail set comprises two linear guide rails arranged in parallel, and the movable plate is mounted on the frame in a manner of being capable of moving linearly back and forth through the matching of the slide blocks and the linear guide rails.
7. The safe and efficient double-mold-locking and double-injection molding machine according to claim 1, wherein an injection molding box is further arranged on the machine frame, the mold locking device is located in the injection molding box, a control box is arranged on the injection molding box, a display screen is arranged on the upper surface of the control box, an observation window is arranged on one side, close to the control box, of the injection molding box, and an electric box is further arranged on the machine frame.
8. A safe and efficient double mold locking and double injection molding machine as claimed in claim 1, wherein said injection molding apparatus comprises a barrel, an output end of said barrel is provided with a flow dividing pipe, and said first nozzle and said second nozzle are located at both ends of said flow dividing pipe.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911286678.XA CN110884027A (en) | 2019-12-14 | 2019-12-14 | Safe and efficient double-mold-locking double-injection molding machine |
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| CN201911286678.XA CN110884027A (en) | 2019-12-14 | 2019-12-14 | Safe and efficient double-mold-locking double-injection molding machine |
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| CN110884027A true CN110884027A (en) | 2020-03-17 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112454834A (en) * | 2020-11-20 | 2021-03-09 | 江西北源智能科技有限公司 | Clamping mechanism of injection molding machine |
| TWI781054B (en) * | 2022-02-10 | 2022-10-11 | 陳文皇 | Hybrid open mold forming machine |
| TWI782871B (en) * | 2022-02-10 | 2022-11-01 | 陳文皇 | Bilateral open mold forming machine |
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| TWI782871B (en) * | 2022-02-10 | 2022-11-01 | 陳文皇 | Bilateral open mold forming machine |
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