CN206825842U - Cutting system in a kind of servo-drive mould - Google Patents
Cutting system in a kind of servo-drive mould Download PDFInfo
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- CN206825842U CN206825842U CN201720594010.1U CN201720594010U CN206825842U CN 206825842 U CN206825842 U CN 206825842U CN 201720594010 U CN201720594010 U CN 201720594010U CN 206825842 U CN206825842 U CN 206825842U
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- push rod
- drive
- cutting knife
- servomotor
- servo
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Abstract
The utility model discloses cutting system in a kind of servo-drive mould, it can be applied to the field such as plastic injection, hardware injection-compression molding, metal injection molded, CIM＆MIM shapings, including servomotor, drive screw, drive nut, push rod, cutting knife, the drive screw and servomotor are coaxially connected, and the drive nut is socketed in drive screw；The push rod front end is connected with cutting knife, and putting back-end is connected with drive nut；The cross section of the drive nut and/or the cross section of push rod are non-rotating face.The utility model drives mechanical water dividing gap using servomotor, simply, controllable, efficiently, easy to operate, and precision is high；Injection and pressure injection product cast gate otch are beautiful, can realize automated production, substitute artificial.
Description
Technical field
The field such as plastic injection, hardware injection-compression molding, metal injection molded, CIM＆MIM shapings is the utility model is related to, is especially related to
A kind of and cutting system in servo-drive mould.
Background technology
Cutting system has two kinds of forms in existing mould：Hydraulic type (hydraulic oil cylinder driving), mechanically (use injection or press injector top
Bar drives).
Problems be present in hydraulic type mould inscribe：
1) oil pressure need to be converted electrical energy into, then is converted twice with oil pressure actuated mechanical action, energy, loss is very big, does not save
Energy；
2) it is complicated, oil pressure pump, oil hydraulic cylinder, poor reliability, complex operation, cost height need to be used；
3) because using nearly 2 tons of oil pressure, oil pressure pump and oil hydraulic cylinder deposit risk of leakage, easily cause environmental pollution, not environmentally；
4) personal safety when high-voltage oil cylinder of nearly two tons of oil pressure and oil pump leak to plant operation personnel causes serious prestige
The side of body；
5) hydraulic type mould inscribe speed is slow, and control accuracy is poor；
6) oil pump and controller bulky, factory floor space is taken.
2. there is problems with mechanical model inscribe：
1) therefore kind mechanism uses machine top rod driving push pedal, push pedal driving cutting knife, so control accuracy is poor, product cast gate
That cuts is plain；
2) push pedal takes die space；
3) operable and poor controllability.
Utility model content
To solve the deficiencies in the prior art, the utility model aims to provide cutting system in a kind of servo-drive mould, using watching
Motor drive machinery water dividing gap is taken, simply, controllable, efficiently, easy to operate, precision is high；Injection and pressure injection product cast gate otch are beautiful,
Automated production can be realized, is substituted artificial.
To reach above-mentioned purpose, the technical solution adopted in the utility model is as follows：
Cutting system in a kind of servo-drive mould disclosed in the utility model, including servomotor, drive screw, driving spiral shell
Mother, push rod, cutting knife, the drive screw and servomotor are coaxially connected, and the drive nut is socketed in drive screw；It is described
Push rod front end is connected with cutting knife, and putting back-end is connected with drive nut；The cross section of the drive nut and/or push rod it is transversal
Face is non-rotating face.Servomotor is arranged on the outside of mould, is by convert rotational motion with drive nut by drive screw
Linear motion, then the cutting knife by push rod being transmitted to power in mould；When product temperature drops to a certain degree in mould, servo
Motor rotates forward, the cutting knife cut-out mouth of a river, and then servomotor inverts, and cutting knife retreats playback.Due to servomotor drive control precision
Height, notch effect is very good, can reduce artificial.
Preferably, the servomotor is connected with drive screw by decelerator.Decelerator can increase the shearing of cutting knife
Power, to adapt to the mouth of a river of different cross-sectional.
Preferably, the push rod and drive screw are coaxial, and the cutting knife and push rod are coaxial, and rear end and the push rod of cutting knife connect
Connect, the front end of cutting knife opens up cutting edge.Cutting system is located on straight line in whole, does not have suitable for the straight line at the mouth of a river to die edge
There is the mould of other structures.
Further, in addition to pushing block, the push rod are connected with cutting knife by pushing block, and push rod is vertical with cutting knife；Before push rod
End is fixedly connected with pushing block, and pushing block is provided with chute, and the direction of motion of the chute and pushing block has angle；Sliding block is provided with chute,
The sliding block is fixedly connected with cutting knife.By pushing block, the power transmission of interior cutting system can be turned round, it is convenient around push rod, it is cold
But the structure such as water channel, the direction of shearing can be axially vertical with push rod, can also set other angles.Certainly, also needed in mould
The chute slided for cutting knife is set, plays stable cutting knife and is oriented to.
Further, the chute and the angle of the pushing block direction of motion are 30 ° to 60 °, being capable of effective transmitting thrust.
The utility model has the advantages that：
1. servomotor directly converts electrical energy into kinetic energy, high conversion rate, the energy is saved；
2. the utility model is simple in construction, easy to operate, it is easy to large-scale popularization；
3. servomotor drive control precision is high, notch effect is very good；
4. the utility model can realize automation water dividing gap material, reduce artificial；
5. directly acted with electric drive tool, without the use of hydraulic oil as energy transmission medium, environmental protection；
6. it is small to take die space, it is easy to mold design；
7. decelerator can increase the shearing force of cutting knife, to adapt to the mouth of a river of larger sectional area, and more tough and tensile material；
8. pushing block can turn round the power transmission of interior cutting system, convenient around the structures such as push rod, cooling water channel, applicability
It is higher.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment one；
Fig. 2 is the structural representation of embodiment two；
Fig. 3 is the scheme of installation of embodiment two；
Fig. 4 is the structural representation of pushing block；
In figure：Servomotor 1, decelerator 2, drive screw 3, drive nut 4, push rod 5, cutting knife 6, pushing block 7.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing, to this reality
It is further elaborated with new.
Embodiment one：
As shown in figure 1, cutting system in a kind of servo-drive mould disclosed in the utility model, including servomotor 1, driving spiral shell
Bar 3, drive nut 4, push rod 5, cutting knife 6, drive screw 3 and servomotor 1 are coaxially connected, and drive nut 4 is socketed in driving spiral shell
On bar 3；The front end of push rod 5 is connected with cutting knife 6, and the rear end of push rod 5 is connected with drive nut 4；The cross section of drive nut 4 and/or push away
The cross section of bar 5 is non-rotating face, such as rectangle or trapezoidal, can prevent it from rotating, so that can only be along push rod 5 axially
Slide.
Servomotor 1 is connected with drive screw 3 by decelerator 2.Decelerator 2 can increase the shearing force of cutting knife 6, with suitable
The mouth of a river of different cross-sectional is answered, push rod 5 and drive screw 3 are coaxial, and cutting knife 6 and push rod 5 are coaxial, and rear end and the push rod 5 of cutting knife 6 connect
Connect, the front end of cutting knife 6 opens up cutting edge.
Servomotor 1 is arranged on the outside of mould, by convert rotational motion is straight by drive screw 3 and drive nut 4
Line is moved, then power is transmitted to the cutting knife 6 in mould by push rod 5；When product temperature drops to a certain degree in mould, servo
Motor 1 rotates forward, and cutting knife 6 cuts off the mouth of a river, and then servomotor 1 inverts, and cutting knife 6 retreats playback.Due to the drive control of servomotor 1
Precision is high, and notch effect is very good, can reduce artificial.
Cutting system is located on straight line in whole, does not have the mould of other structures suitable for the straight line at the mouth of a river to die edge
Tool.
Embodiment two：
As in Figure 2-4, on the basis of embodiment one, pushing block 7 is increased, push rod 5 is connected by pushing block 7 with cutting knife 6, pushed away
Bar 5 has certain angle with cutting knife 6；The front end of push rod 5 is fixedly connected with pushing block 7, and pushing block 7 is provided with chute, the fortune of chute and pushing block 7
There is angle in dynamic direction；Sliding block is provided with chute, sliding block is fixedly connected with cutting knife 6.
Chute and the angle of the direction of motion of pushing block 7 are 30 ° to 60 °, being capable of effective transmitting thrust.Certainly, also needed in mould
The chute slided for cutting knife 6 is set, plays stable cutting knife and is oriented to.
By pushing block 7, the power transmission of interior cutting system can be turned round, it is convenient around structures such as push rod, cooling water channels, cut
The direction cut can be axially vertical with push rod 5, can also set other angles.
Certainly, the utility model can also have other various embodiments, without departing substantially from the utility model spirit and its essence
In the case of, those skilled in the art can make various corresponding changes and deformation, but these phases according to the utility model
The change and deformation answered should all belong to the scope of the claims appended by the utility model.
Claims (5)
- A kind of 1. cutting system in servo-drive mould, it is characterised in that：Including servomotor (1), drive screw (3), drive nut (4), push rod (5), cutting knife (6), the drive screw (3) and servomotor (1) are coaxially connected, drive nut (4) socket In drive screw (3)；Push rod (5) front end is connected with cutting knife (6), and push rod (5) rear end is connected with drive nut (4)；Institute It is non-rotating face to state the cross section of drive nut (4) and/or the cross section of push rod (5).
- 2. cutting system in a kind of servo-drive mould according to claim 1, it is characterised in that：The servomotor (1) with Drive screw (3) is connected by decelerator (2).
- 3. cutting system in a kind of servo-drive mould according to claim 1 or 2, it is characterised in that：The push rod (5) is with driving Coaxially, with push rod (5) coaxially, the rear end of cutting knife (6) is connected the cutting knife (6) dynamic screw rod (3) with push rod (5), before cutting knife (6) End opens up cutting edge.
- 4. cutting system in a kind of servo-drive mould according to claim 1 or 2, it is characterised in that：Also include pushing block (7), The push rod (5) is connected with cutting knife (6) by pushing block (7), and push rod (5) is vertical with cutting knife (6)；Push rod (5) front end and pushing block (7) It is fixedly connected, pushing block (7) is provided with chute, and the direction of motion of the chute and pushing block (7) has angle；Sliding block, institute are provided with chute Sliding block is stated to be fixedly connected with cutting knife (6).
- 5. cutting system in a kind of servo-drive mould according to claim 4, it is characterised in that：The chute and pushing block (7) The angle of the direction of motion is 30 ° to 60 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720594010.1U CN206825842U (en) | 2017-05-25 | 2017-05-25 | Cutting system in a kind of servo-drive mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720594010.1U CN206825842U (en) | 2017-05-25 | 2017-05-25 | Cutting system in a kind of servo-drive mould |
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| Publication Number | Publication Date |
|---|---|
| CN206825842U true CN206825842U (en) | 2018-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720594010.1U Active CN206825842U (en) | 2017-05-25 | 2017-05-25 | Cutting system in a kind of servo-drive mould |
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| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109177086A (en) * | 2018-11-16 | 2019-01-11 | 珠海市可为精密机械有限公司 | A kind of annular removal plastic inlet device |
| CN113580507A (en) * | 2021-07-06 | 2021-11-02 | 小熊电器股份有限公司 | Mould system |
-
2017
- 2017-05-25 CN CN201720594010.1U patent/CN206825842U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109177086A (en) * | 2018-11-16 | 2019-01-11 | 珠海市可为精密机械有限公司 | A kind of annular removal plastic inlet device |
| CN113580507A (en) * | 2021-07-06 | 2021-11-02 | 小熊电器股份有限公司 | Mould system |
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