CN204546935U - A kind of TOP-TIP of servo motor driven - Google Patents
A kind of TOP-TIP of servo motor driven Download PDFInfo
- Publication number
- CN204546935U CN204546935U CN201520007224.5U CN201520007224U CN204546935U CN 204546935 U CN204546935 U CN 204546935U CN 201520007224 U CN201520007224 U CN 201520007224U CN 204546935 U CN204546935 U CN 204546935U
- Authority
- CN
- China
- Prior art keywords
- servo motor
- tip
- motor driven
- push pedal
- centrifugal bar
- 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
- Transmission Devices (AREA)
- Mechanical Control Devices (AREA)
Abstract
The utility model is a kind of TOP-TIP of servo motor driven, comprise the needle (148) controlling to burn mouth unlatching or close, and control the driving mechanism of described needle (148) straight reciprocating motion, described driving mechanism comprises servo motor (200), gear train, centrifugal bar (361) and push pedal (140), described gear train is installed on servo motor (200) and centrifugal bar (361) respectively to make the centrifugal bar of servo motor driven (361) rotate, described push pedal (140) is placed on centrifugal bar (361) and moves linearly with the centrifugal rotation of centrifugal bar (361), described needle (148) is installed in push pedal (140).Needle driving mechanism of the present utility model has great efforts and length is little, the advantage of environment-protecting clean.
Description
Technical field
The utility model relates to a kind of TOP-TIP of servo motor driven.
Background technology
Valve type hot flow path a kind ofly applies very general TOP-TIP in the world, and this system is by adopting needle under the effect of control device, opening or closing cast gate in the predetermined moment in the mode of mechanical movement.Such TOP-TIP has a lot of thermal spike formulas and burns the advantage that shell type flow passage system cannot possess, and as burnt mouth switch time by manual control, cast gate is smooth, can expand Hot runner Technology application etc.Valve type hot flow path is widely used in many fields such as automobile making, medical treatment, electronics or office equipment.Relying on valve gate flow passage system to improve product cast gate quality is a kind of trend, because valve gate is closed by needle mechanical action, not by the restriction of cast gate place plastics cool time, so valve gate flow passage system can also shorten the plastic producing shaped cycle sometimes greatly.Gate size becomes can be opened larger, and this is very beneficial to shear sensitive plastics in processing, and valve gate method also can process the finding of a few grammes per square metre, becomes the large part can processing a few kilogram weight.In the prior art, the action of needle all adopts the pneumatic needle of cylinder-driven, or the hydraulically powered needle that surges, its weak point is, the dynamics of pneumatic needle is inadequate, and cylinder add transmission device after length comparatively large, take larger space, and the hydraulic system of the needle that surges has leakage, cast is polluted.These defects bring obstruction in actual design with in implementing can to valve gate flow passage system, affect the development of valve gate flow passage system.
Utility model content
The purpose of this utility model is to provide a kind of TOP-TIP of servo motor driven, and its needle driving mechanism has great efforts and length is little, the advantage of environment-protecting clean.
To achieve these goals, the technical solution adopted in the utility model is as follows: a kind of TOP-TIP of servo motor driven, comprise the needle controlling to burn mouth unlatching or close, and control the driving mechanism of described needle straight reciprocating motion, it is characterized in that, described driving mechanism comprises servo motor, gear train, centrifugal bar and push pedal, described gear train is installed on servo motor and centrifugal bar respectively to make the centrifugal bar of servo motor driven rotate, described push pedal is placed on centrifugal bar and moves linearly with the centrifugal rotation of centrifugal bar, and described needle is installed in push pedal.
According to above scheme, described driving mechanism also comprises the template of a side opening, is provided with the guide pillar be plugged in push pedal in the opening of described template, moves linearly to guide described push pedal.
According to above scheme, described guide pillar has four, lays respectively at the corner of described template.
According to above scheme, described template is also provided with cover plate, described cover plate is covered on the opening of template.
According to above scheme, described centrifugal bar two ends are installed in described template by large bearing, and the axes normal of described centrifugal bar is in the rectilinear movement direction of described push pedal.
According to above scheme, described servo motor is connected to gear train by shaft coupling.
According to above scheme, described gear train comprise main tooth with from tooth, described main tooth is connected to servo motor by shaft coupling, is describedly installed on centrifugal boom end from tooth.
According to above scheme, described shaft coupling is installed on the side of described template by holder.
According to above scheme, described centrifugal bar is connected by little bearing assemble with between described push pedal.
According to above scheme, described centrifugal bar is provided with and carries out spacing cutting ferrule to little bearing.
The TOP-TIP of servo motor driven of the present utility model, by the rotation of servo motor being delivered to centrifugal bar by gear train, centrifugal bar is made to do centrifugal rotation, be nested with like this and just can move linearly in the push pedal of centrifugal bar, finally make the needle be arranged in push pedal follow push pedal to move linearly, and then realize unlatching or the closedown of cast gate.Carry out control valve needle movement by servo motor, make valve needle movements steady, control position is accurate, and noise is little, is applicable to high-precision application.Can be rotated by the little dynamics of stepper motor by this drive mechanism and obtain larger thrust, meet the demand of valve needle movements dynamics, and driving mechanism length diminish, take up room less, and this driving mechanism can not leakage of oil, can not cause any pollution.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is structure cut-away view of the present utility model.
In figure: 148, needle; 200, servo motor; 361, centrifugal bar; 140, push pedal; 130, template; 150, cover plate; 376, large bearing; 320, main tooth; 380, from tooth; 312, holder; 371, little bearing; 373, cutting ferrule.
Detailed description of the invention
Below in conjunction with accompanying drawing and embodiment, the technical solution of the utility model is described.
As depicted in figs. 1 and 2, the TOP-TIP of a kind of servo motor driven described in the utility model, comprise the needle 148 controlling to burn mouth unlatching or close, and control the driving mechanism of described needle 148 straight reciprocating motion, it is characterized in that, described driving mechanism comprises servo motor 200, gear train, centrifugal bar 361 and push pedal 140, described gear train is installed on servo motor 200 and centrifugal bar 361 respectively to make the centrifugal bar 361 of servo motor driven rotate, described push pedal 140 is placed on centrifugal bar 361 and moves linearly with the centrifugal rotation of centrifugal bar 361, described needle 148 is installed in push pedal 140.The TOP-TIP of servo motor driven of the present utility model, by the rotation of servo motor 200 being delivered to centrifugal bar 361 by gear train, centrifugal bar 361 is made to do centrifugal rotation, be nested with like this and just can move linearly in the push pedal 140 of centrifugal bar 361, finally make the needle 148 be arranged in push pedal 140 follow push pedal 140 to move linearly, and then realize unlatching or the closedown of cast gate.Control needle 148 by servo motor 200 to move, make needle 148 stable movement, control position is accurate, and noise is little, is applicable to high-precision application.Can be rotated by the little dynamics of stepper motor by this drive mechanism and obtain larger thrust, meet the demand of needle 148 motion dynamics, and driving mechanism length diminishes, take up room less, and this driving mechanism can not leakage of oil, can not cause any pollution.
Particularly, described driving mechanism also comprises the template 130 of a side opening, the guide pillar be plugged in push pedal 140 is provided with in the opening of described template 130, move linearly to guide described push pedal 140, push pedal 140 is restricted and centrifugal bar 361 can not be followed to rotate together, thus can simple rectilinear movement be kept.Further, described guide pillar has four, lays respectively at the corner of described template 130, makes to coordinate between push pedal 140 with template 130 more stable, better to the steering capability of push pedal 140.In addition, described template 130 is also provided with cover plate 150, described cover plate 150 is covered on the opening of template 130, and template 130 inside is closed, and avoids affecting inner transmission into impurity such as dusts and coordinates.
For centrifugal bar 361, centrifugal bar 361 two ends are installed in described template 130 by large bearing 376 particularly, and the axes normal of described centrifugal bar 361 is in the rectilinear movement direction of described push pedal 140, decrease the frictional resistance that centrifugal bar 361 rotates, and make the centrifugal rotation of centrifugal bar 361 more adequately be converted into the rectilinear motion of push pedal 140, it is stressed to produce other unnecessary inside.
In order to make servo motor 200 be connected with convenient between gear train, described servo motor 200 is connected to gear train by shaft coupling, is both convenient to assembly and disassembly, also can the driving force of servo motor 200 be delivered on gear train better.For gear train, comprise particularly main tooth 320 with from tooth 380, described main tooth 320 is connected to servo motor 200 by shaft coupling, is describedly installed on centrifugal bar 361 end from tooth 380, can be changed movement velocity and the dynamics of needle 148 by the gear ratio changing gear train.
In addition, conveniently install driving mechanism, described shaft coupling is installed on the side of described template 130 by holder 312, shaft coupling is carried out installation by holder 312 and can effectively improve mounting structure stability.
Finally, by little bearing 371 assembly connection between described centrifugal bar 361 and described push pedal 140, the frictional resistance between centrifugal bar 361 and push pedal 140 can be reduced, and be provided with on described centrifugal bar 361 and spacing cutting ferrule 373 is carried out to little bearing 371, cutting ferrule 373 to little bearing 371 carry out spacing after little bearing 371 can not be rocked, keep the smooth rotation of centrifugal bar 361.
Claims (10)
1. the TOP-TIP of a servo motor driven, comprise the needle (148) controlling to burn mouth unlatching or close, and control the driving mechanism of described needle (148) straight reciprocating motion, it is characterized in that, described driving mechanism comprises servo motor (200), gear train, centrifugal bar (361) and push pedal (140), described gear train is installed on servo motor (200) and centrifugal bar (361) respectively to make the centrifugal bar of servo motor driven (361) rotate, described push pedal (140) is placed on centrifugal bar (361) and moves linearly with the centrifugal rotation of centrifugal bar (361), described needle (148) is installed in push pedal (140).
2. the TOP-TIP of servo motor driven according to claim 1, it is characterized in that, described driving mechanism also comprises the template (130) of a side opening, be provided with the guide pillar be plugged in push pedal (140) in the opening of described template (130), move linearly to guide described push pedal (140).
3. the TOP-TIP of servo motor driven according to claim 2, is characterized in that, described guide pillar has four, lays respectively at the corner of described template (130).
4. the TOP-TIP of servo motor driven according to claim 2, is characterized in that, described template (130) is also provided with cover plate (150), and described cover plate (150) is covered on the opening of template (130).
5. the TOP-TIP of servo motor driven according to claim 4, it is characterized in that, described centrifugal bar (361) two ends are installed in described template (130) by large bearing (376), and the axes normal of described centrifugal bar (361) is in the rectilinear movement direction of described push pedal (140).
6. the TOP-TIP of servo motor driven according to claim 2, is characterized in that, described servo motor (200) is connected to gear train by shaft coupling.
7. the TOP-TIP of servo motor driven according to claim 6, it is characterized in that, described gear train comprise main tooth (320) with from tooth (380), described main tooth (320) is connected to servo motor (200) by shaft coupling, is describedly installed on centrifugal bar (361) end from tooth (380).
8. the TOP-TIP of servo motor driven according to claim 7, is characterized in that, described shaft coupling is installed on the side of described template (130) by holder (312).
9. the TOP-TIP of servo motor driven according to claim 2, is characterized in that, by little bearing (371) assembly connection between described centrifugal bar (361) and described push pedal (140).
10. the TOP-TIP of servo motor driven according to claim 9, is characterized in that, described centrifugal bar (361) is provided with carries out spacing cutting ferrule (373) to little bearing (371).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520007224.5U CN204546935U (en) | 2015-01-06 | 2015-01-06 | A kind of TOP-TIP of servo motor driven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520007224.5U CN204546935U (en) | 2015-01-06 | 2015-01-06 | A kind of TOP-TIP of servo motor driven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204546935U true CN204546935U (en) | 2015-08-12 |
Family
ID=53822093
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520007224.5U Active CN204546935U (en) | 2015-01-06 | 2015-01-06 | A kind of TOP-TIP of servo motor driven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204546935U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107511969A (en) * | 2016-06-16 | 2017-12-26 | 喻铁军 | A kind of servo hot runner system with valve needle |
-
2015
- 2015-01-06 CN CN201520007224.5U patent/CN204546935U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107511969A (en) * | 2016-06-16 | 2017-12-26 | 喻铁军 | A kind of servo hot runner system with valve needle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101997391B (en) | Transmission shaft permanent magnet coupling drive and speed regulation device capable of adjusting magnetic torque | |
| CN201478985U (en) | Barrel-type permanent magnet coupling shaft coupler capable of adjusting air-gap magnetic field coupling distances and areas | |
| CN101997394B (en) | Barrel permanent magnet coupling capable of adjusting coupling space and area of air gap magnetic field | |
| CN206506405U (en) | A kind of reciprocating mechanism with stroke enlarging function | |
| CN201490870U (en) | Permanent magnet coupling driving and speed-adjusting device of driving shaft capable of adjusting magnetic torque | |
| CN202732551U (en) | Electro-hydraulic stepping cylinder | |
| CN204546935U (en) | A kind of TOP-TIP of servo motor driven | |
| CN202045832U (en) | Control system for valve needle of hot runner | |
| CN106812761A (en) | Crank block type feedback digital hydraulic cylinder | |
| CN206592380U (en) | Crank block type feedback digital hydraulic cylinder | |
| CN201490872U (en) | Barrel-type drive shaft permanent-magnet coupler capable of adjusting electromagnetic torque | |
| CN202418077U (en) | Motor-driven servo valve | |
| CN203584585U (en) | Throttle control device and diesel engine comprising same | |
| CN202510806U (en) | Numerical control flow valve | |
| CN201490874U (en) | Permanent magnet coupler of cylindrical type driving shaft capable of adjusting coupling space and area of air gap | |
| CN101997393B (en) | Cylinder-type transmission shaft permanent-magnetic coupler capable of adjusting electromagnetic torque | |
| CN207034111U (en) | A kind of turbine and its drive mechanism | |
| CN104575227A (en) | Three-degree-of-freedom six-bar variable input link mechanism experiment table | |
| CN202085061U (en) | Eddy-current transmission | |
| CN210758975U (en) | Mould of adjustable injecting glue flow | |
| CN112343986A (en) | Energy-saving device capable of intelligently improving mechanical transmission performance | |
| CN210211226U (en) | Servo electric needle valve hot runner device | |
| CN205779988U (en) | A kind of dual AC power direct acting cylinder | |
| CN108458150B (en) | Electric straight-travel valve actuator | |
| CN209288988U (en) | A kind of boring top gem of a girdle-pendant high-precision micro-feed mechanism |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |