CN211164989U - Injection molding machine and temperature control system - Google Patents
Injection molding machine and temperature control system Download PDFInfo
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- CN211164989U CN211164989U CN201921797568.5U CN201921797568U CN211164989U CN 211164989 U CN211164989 U CN 211164989U CN 201921797568 U CN201921797568 U CN 201921797568U CN 211164989 U CN211164989 U CN 211164989U
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- rotating shaft
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Abstract
The utility model discloses an injection molding machine and temperature control system, including a conveying cylinder and a discharging pipe arranged at a discharging port on the left side of the conveying cylinder, wherein a discharging valve is arranged on the discharging pipe, a sealing sleeve is coaxially arranged at the right end of the conveying cylinder, a rotating shaft is arranged in the sealing sleeve in a matching and penetrating way, the left end of the rotating shaft extends into the conveying cylinder, the right end of the rotating shaft passes through an output shaft of a driving motor, and the rotating shaft and the output shaft of the driving motor are fixedly welded; both ends run through to have rather than the coaxial return channel who sets up about the axis of rotation, the utility model discloses drawback to current device designs, can form a material inner loop in the feed cylinder, and this kind of inner loop mode makes the material can be continuous flow, avoids appearing the problem of material deposit layering, has guaranteed the quality of material, and the practicality is strong.
Description
Technical Field
The utility model relates to an injection molding machine technical field specifically is an injection molding machine and temperature control system.
Background
An injection molding machine, also known as an injection molding machine or an injection molding machine, is a main molding device for manufacturing thermoplastic plastics or thermosetting plastics into plastic products of various shapes by using a plastic molding mold, and is divided into a vertical type, a horizontal type and a full-electric type. The injection molding machine can heat the plastic, apply high pressure to the molten plastic, and inject it to fill the mold cavity. The plasticizing device of the screw injection molding machine mainly comprises a feeding device, a charging barrel, a screw, a glue passing assembly and a nozzle part; the power transmission device comprises an injection oil cylinder, an injection seat moving oil cylinder and a screw rod driving device (a glue melting motor). However, the existing screw structure needs to discharge materials continuously when in use, and if the materials are discharged in a pause mode, fluid materials can be retained in the injection machine for a period of time, and the problem of sedimentation and layering can occur, so that the quality of the materials is reduced.
In view of the above, an improved injection molding machine and temperature control system is now provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an injection molding machine and temperature control system to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
an injection molding machine comprises a conveying cylinder and a discharge pipe arranged at a discharge port on the left side of the conveying cylinder, wherein a discharge valve is arranged on the discharge pipe, a sealing sleeve is coaxially arranged at the right end of the conveying cylinder, a rotating shaft is arranged in the sealing sleeve in a penetrating mode in a matching mode, the left end of the rotating shaft extends into the conveying cylinder, the right end of the rotating shaft penetrates through an output shaft of a driving motor, and the rotating shaft and the output shaft of the driving motor are fixedly welded;
a backflow channel which is coaxial with the rotating shaft penetrates through the left end and the right end of the rotating shaft, a piston column is matched in the backflow channel in a sliding manner, the right end of the piston column is connected with a traction mechanism which is used for providing traction force for the piston column to realize the sliding of the piston column in the backflow channel, and the position of the piston column in the backflow channel can be adjusted through the traction mechanism;
the left port of the backflow channel is a first backflow port, and a second backflow port communicated with the backflow channel is formed in the surface, close to the right end of the conveying cylinder, of the rotating shaft;
the surface of the rotating shaft is provided with a heating layer for heating materials;
a feeding mechanism is arranged at the feeding end of the right upper side of the conveying cylinder, and materials are fed into the conveying cylinder by the feeding mechanism;
the conveying cylinder is also internally provided with a humidifying mechanism for humidifying the materials and a temperature control system for detecting the temperature of the materials.
As a further aspect of the present invention: the feeding mechanism comprises a feeding pipe connected with a feeding end, preheating plates for preheating materials are arranged in the feeding pipe in the vertical direction, at least two preheating plates are arranged, and the preheating plates are arranged in a crossed and inclined manner, so that the materials can be continuously guided through the preheating plates, and the preheating time of the materials is prolonged; the loading hopper is connected to unloading pipe upper end, and the inside toper that is used for carrying out the screening to the material that is equipped with of loading hopper filters.
As a further aspect of the present invention: the traction mechanism comprises a connecting rod which is arranged at the right end of the piston column and is coaxial with the piston column, the right end of the connecting rod is connected with the left end of the telescopic rod, the right end of the telescopic rod is connected with the output end of the telescopic cylinder, and the telescopic rod is rotatably connected with the connecting rod.
As a further aspect of the present invention: and a heat insulation layer for reducing heat loss is arranged on the outer side of the conveying cylinder.
As a further aspect of the present invention: humidification mechanism is including setting up the liquid reserve tank in the feed cylinder top, the liquid reserve tank lower extreme passes through communicating pipe and feed cylinder intercommunication, be equipped with the flowmeter that is used for controlling the solenoid valve that dams and is used for making statistics of flow on communicating pipe, humidification mechanism is still including setting up the humidity transducer who is used for detecting material humidity at the feed cylinder inner wall.
The utility model provides a temperature control system, includes at least three temperature sensor, temperature sensor sets up respectively at the inside left end of a conveyor section of thick bamboo, centre and right-hand member, every temperature sensor is the electric connection control panel input all, control panel execution end and zone of heating electric connection, through carrying out the three-point type detection to the temperature, the right side is to material initial heating, the temperature can be lower, when the temperature of centre and left end can not reach the requirement, through the heating temperature who increases the zone of heating, carry out the concurrent heating operation to the material.
As a further aspect of the present invention: the traction mechanism, the humidifying mechanism and the driving motor are electrically connected with a control panel, and a display screen for displaying the temperature, the humidity and the flow rate of the material is arranged on the control panel.
As a further aspect of the present invention: the inner wall of the conveying cylinder is also provided with a polishing layer for facilitating the sliding of materials.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses drawback to current device designs, when the discharging pipe is closed, in order to guarantee the mobility of material, drive the piston post through drive mechanism and remove left, thereby dodge two backward flow ports, thereby make two backward flow ports intercommunication, this moment under helical blade's effect, the injection molding material can be extruded and get into in the first backward flow port, then remove along backflow channel, discharge from the second backward flow port again, just so can form a material inner loop in the transport cylinder, this kind of inner loop mode makes the flow that the material can be continuous, avoid appearing the problem of material deposit layering, the quality of material has been guaranteed, therefore, the clothes hanger is strong in practicability.
Drawings
Fig. 1 is a schematic view of the discharge pipe according to the invention when it is not closed.
Fig. 2 is a schematic view of the discharge tube according to the invention when it is closed.
Fig. 3 is a schematic structural view of the feeding hopper of the present invention.
Wherein: the device comprises a conveying cylinder 1, a sealing sleeve 2, a connecting rod 3, a telescopic cylinder 4, a telescopic rod 5, a rotating shaft 6, a driving motor 7, a preheating plate 8, a conical filter piece 9, a charging hopper 10, a discharging pipe 11, a communicating pipe 12, a liquid storage tank 13, an electromagnetic valve 14, a temperature sensor 15, a first backflow port 16, a discharging pipe 17, a discharging valve 18, a humidity sensor 19, a heat insulation layer 20, a piston column 21, a helical blade 22, a polishing layer 23, a heating layer 24, a second backflow port 25 and a backflow channel 26.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 by those of ordinary skill in the art through specific situations.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-3, in an embodiment of the present invention, an injection molding machine and a temperature control system include a conveying cylinder 1 and a discharging pipe 17 disposed at a discharging port on a left side of the conveying cylinder, a discharging valve 18 is disposed on the discharging pipe 17, a heat insulation layer 20 for reducing heat loss is disposed on an outer side of the conveying cylinder 1, a sealing sleeve 2 is coaxially disposed at a right end of the conveying cylinder 1, a rotating shaft 6 is disposed in the sealing sleeve 2 in a penetrating manner, a left end of the rotating shaft 6 extends into the conveying cylinder 1, a right end of the rotating shaft passes through an output shaft of a driving motor 7, the rotating shaft 6 and the output shaft of the driving motor 7 are fixed by welding, helical blades 22 are disposed on an outer side of the rotating shaft 6 disposed in the conveying cylinder 1, and the helical blades 22 generate a leftward driving force for a;
a backflow channel 26 coaxially arranged with the rotating shaft 6 penetrates through the left end and the right end of the rotating shaft 6, a piston column 21 is in sliding fit in the backflow channel 26, the right end of the piston column 21 is connected with a traction mechanism used for providing traction force for the piston column to realize sliding of the piston column in the backflow channel 26, and the position of the piston column 21 in the backflow channel 26 can be adjusted through the traction mechanism;
the left port of the backflow channel 26 is a first backflow port 16, the surface of the rotating shaft 6 close to the right end of the conveying cylinder 1 is provided with a second backflow port 25 communicated with the backflow channel 26, when the conveying cylinder works normally, materials are continuously discharged from the discharge pipe 17, at the moment, the two backflow ports are blocked by the piston column 21, and the rotating shaft 6 is not different from a common rotating shaft and is used for outputting a driving force;
when the discharge pipe 17 is closed, in order to ensure the flowability of the material, the piston column 21 is driven to move leftwards by the traction mechanism, so that the two backflow ports are separated, so that the two backflow ports are communicated, at the moment, the injection molding material is extruded into the first backflow port 16 under the action of the helical blade 22, then moves along the backflow channel 26 and is discharged from the second backflow port 25, so that a material internal circulation can be formed in the conveying cylinder 1, the material can continuously flow in the internal circulation mode, the problem of material deposition and layering is avoided, and the quality of the material is ensured;
traction mechanism includes and sets up at piston post 21 right-hand member and rather than the connecting rod 3 of coaxial setting, 3 right-hand members of connecting rod are connected with 5 left ends of telescopic link, 5 right-hand members of telescopic link are connected with the output of telescoping cylinder 4, be connected for rotating between telescopic link 5 and the connecting rod 3, the benefit that this kind of mode of rotating and connecting set up is that reduce the influence of frictional force to telescoping cylinder 4 between piston post 21 and the return channel 26.
A heating layer 24 for heating the material is arranged on the surface of the rotating shaft 6;
a feeding mechanism is arranged at the feeding end of the right upper side of the conveying cylinder 1, and materials are fed into the conveying cylinder 1 by the feeding mechanism;
the feeding mechanism comprises a feeding pipe 11 connected with a feeding end, preheating plates 8 used for preheating materials are arranged in the feeding pipe 11 in the vertical direction, at least two preheating plates 8 are arranged, and the preheating plates 8 are arranged in a crossed and inclined mode, so that the materials can be continuously guided through the preheating plates 8, and the preheating time of the materials is prolonged;
the upper end of the blanking pipe 11 is connected with a feeding hopper 10, a conical filtering piece 9 for screening materials is arranged in the feeding hopper 10, the conical structure can increase the filtering area, unqualified products can be guided to the periphery, and the smooth filtering is ensured;
a humidifying mechanism for humidifying the materials and a temperature control system for detecting the temperature of the materials are also arranged in the conveying cylinder 1;
the humidifying mechanism comprises a liquid storage tank 13 arranged above the conveying barrel 1, the lower end of the liquid storage tank 13 is communicated with the conveying barrel 1 through a communicating pipe 12, an electromagnetic valve 14 for controlling cut-off and a flow meter for counting flow are arranged on the communicating pipe 12, the humidifying mechanism also comprises a humidity sensor 19 arranged on the inner wall of the conveying barrel 1 and used for detecting the humidity of the material, and the added water amount is controlled through the humidity detected by the humidity sensor 19 so as to detect the humidity of the material;
the temperature control system comprises at least three temperature sensors 15, the temperature sensors 15 are respectively arranged at the left end, the middle end and the right end in the conveying cylinder 1, the temperature is detected in a three-point mode, the material is initially heated at the right side, the temperature is lower, and when the temperature at the middle end and the temperature at the left end cannot meet the requirement, the heating temperature of the heating layer is increased to perform heat supplementing operation on the material;
the traction mechanism, the humidifying mechanism, the driving motor 7 and the temperature control system are electrically connected with a control panel, and a display screen for displaying the temperature, the humidity and the flow rate of the material is arranged on the control panel.
The inner wall of the conveying cylinder 1 is also provided with a polishing layer 23 for facilitating the sliding of the materials.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. An injection molding machine comprises a conveying cylinder (1) and a discharge pipe (17) arranged at a discharge port on the left side of the conveying cylinder, wherein a discharge valve (18) is arranged on the discharge pipe (17);
the conveying device is characterized in that a sealing sleeve (2) is coaxially arranged at the right end of the conveying cylinder (1), a rotating shaft (6) is arranged in the sealing sleeve (2) in a penetrating mode in a matching mode, the left end of the rotating shaft (6) extends into the conveying cylinder (1), the right end of the rotating shaft penetrates through an output shaft of a driving motor (7), and the rotating shaft (6) and the output shaft of the driving motor (7) are fixedly welded;
a backflow channel (26) which is coaxial with the rotating shaft (6) penetrates through the left end and the right end of the rotating shaft (6), a piston column (21) is in sliding fit in the backflow channel (26), the right end of the piston column (21) is connected with a traction mechanism which is used for providing traction force for the piston column to achieve sliding of the piston column in the backflow channel (26), and the position of the piston column (21) in the backflow channel (26) can be adjusted through the traction mechanism;
the left port of the backflow channel (26) is a first backflow port (16), and a second backflow port (25) communicated with the backflow channel (26) is formed in the surface of the rotating shaft (6) close to the right end of the conveying cylinder (1);
a heating layer (24) for heating the material is arranged on the surface of the rotating shaft (6);
a feeding mechanism is arranged at the feeding end of the right upper side of the conveying cylinder (1), and materials are fed into the conveying cylinder (1) by the feeding mechanism;
the conveying cylinder (1) is also internally provided with a humidifying mechanism for humidifying materials and a temperature control system for detecting the temperature of the materials.
2. The injection molding machine according to claim 1, wherein the humidifying mechanism comprises a liquid storage tank (13) arranged above the conveying cylinder (1), the lower end of the liquid storage tank (13) is communicated with the conveying cylinder (1) through a communicating pipe (12), the communicating pipe (12) is provided with an electromagnetic valve (14) for controlling interception and a flowmeter for counting flow, and the humidifying mechanism further comprises a humidity sensor (19) arranged on the inner wall of the conveying cylinder (1) and used for detecting the humidity of the material.
3. An injection molding machine according to claim 1, characterized in that the feeding mechanism comprises a feeding pipe (11) connected with a feeding end, a preheating plate (8) for preheating the material is arranged in the feeding pipe (11) in the vertical direction, at least two preheating plates (8) are arranged, and the preheating plates (8) are arranged in a crossed inclined manner;
the feeding hopper (10) is connected to unloading pipe (11) upper end, and hopper (10) inside is equipped with and is used for filtering toper filtration piece (9) to the material.
4. An injection molding machine according to claim 1, characterized in that the traction mechanism comprises a connecting rod (3) which is arranged at the right end of the piston column (21) and is coaxial therewith, the right end of the connecting rod (3) is connected with the left end of a telescopic rod (5), the right end of the telescopic rod (5) is connected with the output end of a telescopic cylinder (4), and the telescopic rod (5) is rotatably connected with the connecting rod (3).
5. An injection molding machine according to claim 1, characterized in that the outside of the conveying cylinder (1) is provided with a heat insulation layer (20) for reducing heat loss.
6. An injection moulding machine according to claim 1, characterized in that the inner wall of the transfer cylinder (1) is further provided with a polishing layer (23) for facilitating the sliding of the material.
7. The utility model provides a temperature control system, its characterized in that includes at least three temperature sensor (15), and temperature sensor (15) set up respectively at the inside left end of a transport section of thick bamboo (1), middle and right-hand member, and every temperature sensor (15) all electric connection control panel input, control panel execution end and zone of heating electric connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921797568.5U CN211164989U (en) | 2019-10-24 | 2019-10-24 | Injection molding machine and temperature control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921797568.5U CN211164989U (en) | 2019-10-24 | 2019-10-24 | Injection molding machine and temperature control system |
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| Publication Number | Publication Date |
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| CN211164989U true CN211164989U (en) | 2020-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921797568.5U Active CN211164989U (en) | 2019-10-24 | 2019-10-24 | Injection molding machine and temperature control system |
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| CN (1) | CN211164989U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112793104A (en) * | 2020-12-24 | 2021-05-14 | 宜都鑫华光电有限公司 | Temperature control equipment for injection molding of resin optical lens |
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2019
- 2019-10-24 CN CN201921797568.5U patent/CN211164989U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112793104A (en) * | 2020-12-24 | 2021-05-14 | 宜都鑫华光电有限公司 | Temperature control equipment for injection molding of resin optical lens |
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