CN219446008U - Glue injection mechanism of injection molding machine - Google Patents
Glue injection mechanism of injection molding machine Download PDFInfo
- Publication number
- CN219446008U CN219446008U CN202320039068.5U CN202320039068U CN219446008U CN 219446008 U CN219446008 U CN 219446008U CN 202320039068 U CN202320039068 U CN 202320039068U CN 219446008 U CN219446008 U CN 219446008U
- Authority
- CN
- China
- Prior art keywords
- injection
- sliding
- glue injection
- cylinder
- coupler
- 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.)
- Active
Links
Landscapes
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model provides a glue injection mechanism of an injection molding machine; the device comprises a glue injection cylinder, a glue injection screw, a hydraulic motor, a coupler, an injection cylinder and a transmission assembly; the front end of the glue injection screw rod stretches into the glue injection cylinder, the rear end of the glue injection screw rod is connected with an output shaft of a coupler, an input shaft of the coupler is connected with a hydraulic motor through a transmission assembly, the coupler is supported in a transmission seat of the transmission assembly, a driven gear is fixedly arranged on the coupler, a driving shaft is connected with an output shaft of the hydraulic motor, a sliding gear is sleeved on the driving shaft, and a toothed belt is sleeved on the sliding gear and the driven gear; the cylinder body of the injection cylinder is fixedly connected to the rear side of the transmission assembly, and a piston rod of the injection cylinder is fixedly connected with a transmission seat of the transmission assembly. When injecting glue, hydraulic motor does not follow and remove, and hydraulic motor passes through transmission subassembly with power transmission to the shaft coupling and penetrate on the gluey screw rod, reduces injection hydro-cylinder and promotes the load, avoids hydraulic motor and other mechanism's rigid contact, reduces hydraulic motor and will shake the influence to other parts.
Description
Technical Field
The utility model relates to the technical field of injection molding equipment, in particular to a glue injection mechanism of an injection molding machine.
Background
The traditional technology adopts a hydraulic system consisting of a motor, a hydraulic pump, a hydraulic cylinder, a valve, a pressure sensor and a pipeline, controls the glue injection speed by controlling the flow of the inflow hydraulic cylinder, and realizes the control of glue injection thrust and pressure maintaining pressure by controlling the pressure of the hydraulic oil of the pipeline.
The existing injection mechanism of the injection molding machine has quite complex injection structure of a single oil cylinder at present, the structure is that a melt adhesive motor and a screw rod are connected through a transmission shaft, and the transmission shaft is matched with a transmission sleeve and is arranged in an injection oil cylinder.
The Chinese patent application No. CN201911245638.0 describes that the single-cylinder glue injection mechanism of the injection molding machine comprises a gun barrel, a glue injection screw, a glue injection motor, a glue injection head plate, a glue injection tail plate, a guide post, a glue injection moving cylinder and a glue injection cylinder, wherein the glue injection head plate is fixedly connected with the front end of the guide post, the glue injection tail plate is slidably connected with the rear end of the guide post, the tail of the gun barrel is fixed on the glue injection head plate, the glue injection motor is arranged on the guide post, one end of the glue injection screw is connected with the glue injection motor, the other end of the glue injection screw penetrates the glue injection head plate and is arranged in the gun barrel, the glue injection cylinder is fixed on the glue injection tail plate, the telescopic end of the glue injection cylinder pushes the glue injection motor to move on the guide post, the glue injection moving cylinder is fixed on the glue injection tail plate, and the glue injection moving cylinder drives the guide post to move.
However, the technical solutions of the above patent have the following drawbacks as in the prior art:
1. in use, the oil cylinder needs to drive parts such as a glue melting motor, a glue injection screw rod and the like to synchronously move, the weight of the glue melting motor is large, and the working push-pull force of the oil cylinder needs to be limited; and the melt adhesive motor moves reciprocally along with the oil cylinder, so that the vibration of the melt adhesive motor can be further increased, and the coaxiality of an output shaft of the melt adhesive motor and a glue injection screw rod is affected.
2. The positioning of the reciprocating movement of the glue motor is generally realized through a plurality of columnar guide rails, but vibration of the glue motor in operation can prevent the synchronism of the movement of the sliding block on the columnar guide rails.
3. The piston rod of the oil cylinder is generally in rigid connection with the melt adhesive motor, the fixing structure between the piston rod of the oil cylinder and the melt adhesive motor is too simple, vibration can be transmitted to the oil cylinder when the melt adhesive motor runs, and coaxiality of an output shaft of the melt adhesive motor and a glue injection screw can be affected after the melt adhesive motor is used for a long time.
Disclosure of Invention
The utility model aims to solve the technical problem of providing the glue injection mechanism of the injection molding machine, which has a reasonable structure and is stable and reliable.
In order to solve the technical problems, the utility model provides a glue injection mechanism of an injection molding machine;
the device comprises a glue injection cylinder, a glue injection screw, a hydraulic motor, a coupler, an injection cylinder and a transmission assembly;
the front end of the glue injection screw rod stretches into the glue injection cylinder, the rear end of the glue injection screw rod is connected with an output shaft of a coupler, an input shaft of the coupler is connected with a hydraulic motor through a transmission assembly, the transmission assembly comprises a transmission seat, a driving shaft, a sliding gear, a driven gear and a toothed belt, the coupler is supported in the transmission seat, the rotation axis of the coupler is consistent with that of the glue injection screw rod, the driven gear is fixedly arranged on the coupler, the driving shaft is connected with an output shaft of the hydraulic motor, the sliding gear is sleeved on the driving shaft and moves back and forth along the axial direction of the driving shaft, the sliding gear is matched with the driving shaft through a sliding key, and the toothed belt is sleeved on the sliding gear and the driven gear;
the cylinder body of the injection cylinder is fixedly connected to the rear side of the transmission assembly, a piston rod of the injection cylinder is fixedly connected with a transmission seat of the transmission assembly, and the extending trend of the piston rod of the injection cylinder is consistent with the axial direction of the glue injection screw rod.
As the preference of the injection mechanism of the injection molding machine, the injection mechanism of the injection molding machine also comprises a fixed framework, the cylinder body of the injection cylinder is fixedly connected to the rear part of the fixed framework, and the hydraulic motor is fixedly connected to the side wall of the fixed framework;
be equipped with first slide rail assembly in the fixed skeleton, first slide rail assembly includes linear slide rail and two first sliders, and linear slide rail fixed connection is on fixed skeleton, two first sliders respectively with drive assembly's drive seat fixed connection, first slider and linear slide rail cooperation, linear slide rail's trend is the front and back trend.
As the preference of the injection mechanism of the injection machine, the injection mechanism of the injection machine further comprises a driving oil cylinder and a second sliding rail assembly, wherein the fixed framework is arranged on the injection pedestal through the second sliding rail assembly, the trend of the second sliding rail assembly is also the front-back trend, a cylinder body of the driving oil cylinder is fixedly connected with the fixed framework, and the end part of a piston rod of the driving oil cylinder is fixedly connected with the outside;
the second sliding rail component comprises a sliding rod and two second sliding blocks, the sliding rod is fixedly supported on the injection pedestal, the two second sliding blocks are fixedly connected with the fixed framework, and the second sliding blocks are matched with the sliding rod.
As the preference of this injection molding machine mechanism of penetrating, still be equipped with two sets of third slide rail assemblies on the fixed skeleton, third slide rail assembly includes guide rail and third slider, and guide rail fixed support is in fixed skeleton upper portion, and third slider and drive assembly's transmission seat fixed connection, third slider and slide rail cooperation.
As the optimization of the glue injection mechanism of the injection molding machine, the fixed framework is of a frame structure formed by integrally casting steel.
As the preference of this injection molding machine glue injection mechanism, drive assembly still includes the backup pad, backup pad one end and drive seat fixed connection, and backup pad one end stretches to drive shaft one side, and the gear support that slides in the backup pad.
The injection molding machine glue injection mechanism has the beneficial technical effects that:
1. when the injection molding machine is used for injecting glue, the hydraulic motor does not follow the movement, the hydraulic motor is matched with the coupler through the sliding gear, the driven gear and the toothed belt, and the hydraulic motor transmits power to the coupler and the glue injection screw rod, so that the pushing load of the injection cylinder is reduced, the injection cylinder with a small size is convenient to select, the preparation quality of the injection molding machine is reduced, the rigid contact of the hydraulic motor and other mechanisms is avoided, and the influence of vibration on other parts by the hydraulic motor is further reduced.
2. The linear slide rail resistance of the first slide rail component is small, and the consistent displacement of the two sides of the hydraulic motor, the glue injection cylinder and the glue injection screw in the moving process is ensured.
3. The fixed skeleton is cast steel fashioned frame construction as an organic whole, and injection cylinder, second slide rail subassembly and first slide rail subassembly's linear slide rail is all fixed on fixed skeleton, and fixed skeleton adopts split type structure in comparing prior art, and the fixed skeleton of integration can have higher intensity, also can avoid the condition such as each part vibrations interference of fixed skeleton and resonance.
4. Only the glue injection screw rod and the piston rod of the injection cylinder synchronously act during injection, and the injection device has the advantages of small volume, light weight and small brake inertia, thereby having higher injection precision.
Drawings
Fig. 1 is a perspective view of an embodiment of a glue injection mechanism of the present injection molding machine.
Fig. 2 is a top view of an embodiment of the injection mechanism of the present injection molding machine.
Fig. 3 is a cross-sectional view taken along A-A of fig. 2.
Fig. 4 is a perspective view of one of the hydraulic motor, the coupling, the injection cylinder, the transmission assembly and the third slide rail assembly of the present injection molding machine glue injection mechanism embodiment.
FIG. 5 is a second perspective view of a hydraulic motor, a coupling, an injection cylinder, a drive assembly, and a third slide assembly in an embodiment of the injection mechanism of the present injection molding machine.
Detailed Description
In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model. The utility model may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit or scope of the utility model, which is therefore not limited to the specific embodiments disclosed below.
The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Please refer to fig. 1 to 5.
The glue injection mechanism of the injection molding machine comprises a glue injection cylinder 4, a fixed framework 1, a driving oil cylinder 2, a glue injection screw 3, a hydraulic motor 5, a coupler 7, an injection oil cylinder 8, a transmission assembly, two groups of first sliding rail assemblies, two groups of second sliding rail assemblies and two groups of third sliding rail assemblies.
The fixed framework 1 is a frame structure formed by integrally casting steel, the fixed framework 1 is arranged on a shooting pedestal 9 of the injection molding machine through a second sliding rail assembly, the trend of the second sliding rail assembly is also the front-back trend, a cylinder body of the driving oil cylinder 2 is fixed with the fixed framework 1 through bolts, and the end part of a piston rod of the driving oil cylinder 2 is fixed with other components of the injection molding machine.
The second sliding rail assembly comprises a sliding rod 12a and two second sliding blocks 12b, the sliding rod 12a is fixedly supported on the injection pedestal 9, the two second sliding blocks 12b are fixedly connected with the fixed framework 1 through bolts, and the second sliding blocks 12b are matched with the sliding rod 12 a.
The front end of the glue injection screw 3 stretches into the glue injection cylinder 4, the rear end of the glue injection screw 3 is connected with an output shaft of the coupler 7, an input shaft of the coupler 7 is connected with the hydraulic motor 5 through a transmission assembly, the transmission assembly comprises a transmission seat 61, a driving shaft 62, a sliding gear 63, a driven gear 64, a supporting plate 65 and a toothed belt 66, the rear end of the coupler 7 is supported in the transmission seat 61 through a bearing, the rotation axis of the coupler 7 is consistent with that of the glue injection screw 3, the driven gear 64 is fixedly mounted on the side wall of the front section of the coupler 7, the rear end of the driving shaft 62 is connected with the output shaft of the hydraulic motor 5, the hydraulic motor 5 is fixedly arranged on the outer side wall of the fixed framework 1 through bolts, a supporting frame 67 is arranged outside the hydraulic motor 5 and the driving shaft 62, the front end of the driving shaft 62 is supported on the supporting frame 67, the axis of the driving shaft 62 is matched with the supporting frame 67 through a bearing, the sliding gear 63 is sleeved on the driving shaft 62, the gear 63 reciprocates along the axial direction of the driving shaft 62, the sliding gear 63 is matched with the driving shaft 62 through a sliding key, and the toothed belt 66 is sleeved on the sliding gear 63 and the driven gear 64.
One end of a supporting plate 65 is fixed with the transmission seat 61 through bolts, one end of the supporting plate 65 extends to one side of the driving shaft 62, the driving shaft 62 penetrates through the supporting plate 65, the sliding gear 63 is supported on the supporting plate 65, and the sliding gear 63 is matched with the supporting plate 65 through bearings.
The cylinder body of the injection cylinder 8 is fixed at the rear part of the fixed framework 1 through bolts, a piston rod of the injection cylinder 8 extends into the fixed framework 1, the piston rod of the injection cylinder 8 is fixed with a transmission seat 61 of a transmission assembly, and the extending and contracting trend of the piston rod of the injection cylinder 8 is consistent with the axial direction of the glue injection screw 3.
The first sliding rail component comprises a linear sliding rail 11a and two first sliding blocks 11b, the linear sliding rail 11a is fixed on the framework 1 through bolts, the two first sliding blocks 11b are respectively fixed with a transmission seat 61 of the transmission component through bolts, the first sliding blocks 11b are matched with the linear sliding rail 11a, and the trend of the linear sliding rail 11a is the front-back trend.
The third sliding rail component comprises a guide rail 13a and a third sliding block 13b, the guide rail 13a is fixedly supported on the upper portion of the fixed framework 1, the third sliding block 13b and a transmission seat 61 of the transmission component are of an integrated structure, and the third sliding block 13b is matched with the sliding rail.
When the device is used, the injection oil cylinder 8 is started, a piston rod of the injection oil cylinder 8 pushes the transmission seat 61 of the transmission assembly, the hydraulic motor 5 does not follow movement, the synchronous belt drives the glue injection cylinder 4 and the glue injection screw 3 to move along the directions of the two groups of first sliding rail assemblies and the second sliding rail assemblies in a reciprocating manner, the linear sliding rail 11a of the first sliding rail assemblies has small resistance, and the consistent displacement of the two sides of the glue injection cylinder 4 and the glue injection screw 3 in movement is ensured.
In the process, the hydraulic motor 5 does not follow movement, the hydraulic motor 5 is matched with the toothed belt 66 through the sliding gear 63 and the driven gear 64, power is transmitted to the coupler 7 and the glue injection screw 3 by the hydraulic motor 5, pushing load of the injection cylinder 8 is reduced, the injection cylinder 8 with a small size is convenient to select, the preparation quality of the injection molding machine is reduced, rigid contact between the hydraulic motor 5 and other mechanisms is avoided, and influence of vibration of the hydraulic motor 5 on other components is further reduced.
The fixed skeleton 1 is an integrally cast steel formed frame structure, the injection cylinder 8, the linear slide rail 11a of the first slide rail component and the slide bar 12a of the second component are fixed on the fixed skeleton 1, and compared with the prior art, the fixed skeleton 1 adopts a split type structure, and the integrally fixed skeleton 1 can have higher strength, and also can avoid the conditions of vibration interference, resonance and the like of each component of the fixed skeleton 1.
The foregoing is merely one embodiment of the utility model, and it should be noted that variations and modifications could be made by those skilled in the art without departing from the principles of the utility model, which would also be considered to fall within the scope of the utility model.
Claims (6)
1. An injection molding machine penetrates gluey mechanism, characterized by:
the device comprises a glue injection cylinder, a glue injection screw, a hydraulic motor, a coupler, an injection cylinder and a transmission assembly;
the front end of the glue injection screw rod stretches into the glue injection cylinder, the rear end of the glue injection screw rod is connected with an output shaft of a coupler, an input shaft of the coupler is connected with a hydraulic motor through a transmission assembly, the transmission assembly comprises a transmission seat, a driving shaft, a sliding gear, a driven gear and a toothed belt, the coupler is supported in the transmission seat, the rotation axis of the coupler is consistent with that of the glue injection screw rod, the driven gear is fixedly arranged on the coupler, the driving shaft is connected with an output shaft of the hydraulic motor, the sliding gear is sleeved on the driving shaft and moves back and forth along the axial direction of the driving shaft, the sliding gear is matched with the driving shaft through a sliding key, and the toothed belt is sleeved on the sliding gear and the driven gear;
the cylinder body of the injection cylinder is fixedly connected to the rear side of the transmission assembly, a piston rod of the injection cylinder is fixedly connected with a transmission seat of the transmission assembly, and the extending trend of the piston rod of the injection cylinder is consistent with the axial direction of the glue injection screw rod.
2. The injection molding machine glue injection mechanism of claim 1, wherein:
the injection device also comprises a fixed framework, wherein the cylinder body of the injection cylinder is fixedly connected to the rear part of the fixed framework, and the hydraulic motor is fixedly connected to the side wall of the fixed framework;
be equipped with first slide rail assembly in the fixed skeleton, first slide rail assembly includes linear slide rail and two first sliders, and linear slide rail fixed connection is on fixed skeleton, two first sliders respectively with drive assembly's drive seat fixed connection, first slider and linear slide rail cooperation, linear slide rail's trend is the front and back trend.
3. The injection molding machine glue injection mechanism of claim 2, wherein:
the device comprises a fixed framework, a fixed framework and a control system, wherein the fixed framework is arranged on an injection pedestal through the second sliding rail assembly;
the second sliding rail component comprises a sliding rod and two second sliding blocks, the sliding rod is fixedly supported on the injection pedestal, the two second sliding blocks are fixedly connected with the fixed framework, and the second sliding blocks are matched with the sliding rod.
4. A glue injection mechanism of an injection molding machine according to claim 3, wherein:
the fixed framework is further provided with two groups of third sliding rail assemblies, each third sliding rail assembly comprises a guide rail and a third sliding block, the guide rails are fixedly supported on the upper portion of the fixed framework, the third sliding blocks are fixedly connected with a transmission seat of the transmission assembly, and the third sliding blocks are matched with the sliding rails.
5. The injection molding machine glue injection mechanism of claim 1, wherein:
the fixed framework is a frame structure formed by integrally casting steel.
6. The injection molding machine glue injection mechanism of claim 1, wherein:
the transmission assembly further comprises a support plate, one end of the support plate is fixedly connected with the transmission seat, one end of the support plate extends to one side of the driving shaft, and the sliding gear is supported on the support plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320039068.5U CN219446008U (en) | 2023-01-07 | 2023-01-07 | Glue injection mechanism of injection molding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320039068.5U CN219446008U (en) | 2023-01-07 | 2023-01-07 | Glue injection mechanism of injection molding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219446008U true CN219446008U (en) | 2023-08-01 |
Family
ID=87422139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320039068.5U Active CN219446008U (en) | 2023-01-07 | 2023-01-07 | Glue injection mechanism of injection molding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219446008U (en) |
-
2023
- 2023-01-07 CN CN202320039068.5U patent/CN219446008U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113464392B (en) | High-power five-cylinder drilling pump, drilling pump set, solid control system and drilling machine | |
| CN101818847A (en) | Combined telescopic support device for extra-large LED display wall | |
| CN115958760A (en) | Injection mechanism of injection molding machine | |
| CN219446008U (en) | Glue injection mechanism of injection molding machine | |
| CN110757750A (en) | Injection device of electric injection molding machine | |
| CN101799065A (en) | Multi-link pressure drive mechanism | |
| CN113418715B (en) | Automobile engine crankshaft torsional vibration testing device | |
| CN106151443A (en) | A kind of speed change Double-action reciprocating motion | |
| CN218803807U (en) | Injection mechanism of injection molding machine | |
| CN219838119U (en) | Improved glue injection mechanism of injection molding machine | |
| CN206617527U (en) | A kind of speed change Double-action reciprocating motion | |
| CN116006623A (en) | Shock absorber assembly with adjustable height | |
| CN203368218U (en) | A suspension installing system of a large-power large-torque deceleration motor | |
| CN208900108U (en) | A kind of side wall trolley structure for station construction | |
| CN113445969A (en) | Pumping unit capable of realizing intermittent pumping by utilizing non-whole-cycle motion of crank | |
| CN116085225B (en) | Single pump structure and plunger pump | |
| CN221610324U (en) | Double-purpose steering cylinder for drive axle | |
| CN219152420U (en) | Servo injection seat for small-sized die spotting machine | |
| CN111120613A (en) | Metering pump transmission mechanism with oppositely-arranged slide block frame connecting rods and metering pump | |
| CN200967881Y (en) | Sewing machine frame head lifting device | |
| CN221762103U (en) | Flexible transmission reciprocating motion device | |
| CN215097533U (en) | Control valve device for rail vehicle brake | |
| CN220971417U (en) | Closed static pressure slider | |
| CN218491248U (en) | Vertical-horizontal conversion device for heavy workpiece | |
| CN221365693U (en) | Single-cylinder cement injecting structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |