CN109732869A - Rubber mold tubing mouth mold automatic adjustment system - Google Patents
Rubber mold tubing mouth mold automatic adjustment system Download PDFInfo
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- CN109732869A CN109732869A CN201811607357.0A CN201811607357A CN109732869A CN 109732869 A CN109732869 A CN 109732869A CN 201811607357 A CN201811607357 A CN 201811607357A CN 109732869 A CN109732869 A CN 109732869A
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- mouth mold
- core model
- automatic adjustment
- adjustment system
- side wall
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Abstract
The present invention relates to tube extrusion die fields, and in particular to rubber mold tubing mouth mold.Purpose is to provide a kind of rubber mold tubing mouth mold automatic adjustment system；Technical solution is: a kind of rubber mold tubing mouth mold automatic adjustment system, including core model, core model is arranged with mouth mold outside front end, core model, mouth mold are plugged in head, core model front end inner concentric is provided with rotatable driver plate, rear end is inserted with multiple inner cylinders concentric with core model, inner cylinder side wall is provided with kidney slot, and the rotation stop pin being adapted to kidney slot is radially provided in core model, the first spring is provided between rotation stop pin and kidney slot front end；Driver plate rear end face is circumferentially spaced to be provided with multiple first protrusions, and inner cylinder front end side wall is provided with the second protrusion, and the first protrusion is corresponded with the second protrusion, and driver plate is driven by the first motor that head side wall is arranged in, and first motor is electrically connected with extruder controller.Have the characteristics that high production efficiency, production cost are low, product quality is high.
Description
Technical field
The present invention relates to tube extrusion die fields, and in particular to rubber mold tubing mouth mold automatic adjustment system.
Background technique
Rubber and plastic tubing is the general designation of rubber, plastics, rubber plastic multiple tube, and rubber and plastic tubing used in daily life is all
It is produced by the method for extrusioning shaping.Specific production process are as follows: material passes through the shearing of screw rod and outer in an extruder
The effect of heat is pressed into mouth mold after average plasticizing, and material is endowed certain row shape in mouth mold, leaves after single stage plastication of going forward side by side crowded
Machine out, then cooling excision forming of being formed.
When traditional rubber-plastic tubing produces, usually a kind of tubing of specification is just needed with one set of die.Due to plastics
Tubing article has very plurality of specifications, in process of production can often will more mold exchange to produce the product of different size.Mold changing
When, it on the one hand itself needs to expend time and manpower, the mold on the other hand newly changed, which will be re-energised, is heated to perseverance
Temperature, heating time is long, occupies the time normally produced.Thus not only waste of energy, is also unfavorable for the raising of production efficiency.
In the prior art to solve this problem, dismountable structure is arranged in the extruding end for being typically employed in mouth mold, for simulating different rule
The extrusion die of lattice can produce different size tubing to achieve the effect that not having to dismount entire extrusion die, but this kind of solution
Certainly scheme, it is still necessary to mouth mold be mounted and dismounted, still want labor intensive and time, there is no significantly mention production efficiency
Height, production cost are not also effectively reduced.
In addition, pipeline section is annular during rubber-plastic squeezes, it is easy to happen each of section in extrusion process
The thickness of a position is inconsistent, influences the quality of profile, and in the extruder course of work, since extrusion die is closing
, the bad control of temperature of charge in mold equally will affect the quality of extruding pipe material if temperature changes.For this
Problem, existing way are to be adjusted using the screw for pulling head of rubber extruder head by hand to extrusion, reach tune
The purpose of whole pipeline wall thickness, and pipeline wall thickness adjusted, need to carry out range estimation detection with cut-off knife severing tubing, there are wall thickness not
Find not in time, regulated efficiency and the lower problem of Adjustment precision.
Summary of the invention
It is an object of that present invention to provide the rubber mold tubing mouth mold automatic adjustment systems that one kind can produce multiple caliber.
To achieve the above object, the technical scheme adopted by the invention is that: a kind of rubber mold tubing mouth mold adjust automatically
System, including core model are arranged with mouth mold outside the core model front end, and the core model, mouth mold are plugged in head, the core model front end
Inner concentric is provided with rotatable driver plate, rear end is inserted with multiple inner cylinders concentric with core model, and the inner cylinder side wall is provided with
Kidney slot is radially provided with the rotation stop pin being adapted to kidney slot in the core model, sets between the rotation stop pin and kidney slot front end
It is equipped with the first spring；The driver plate rear end face is circumferentially spaced to be provided with multiple first protrusions, the inner cylinder front end side wall
It is provided with the second protrusion, first protrusion is corresponded with the second protrusion, and the driver plate is by being arranged in the first of head side wall
Motor driven, the first motor are electrically connected with extruder controller.
Preferably, mouth mold front end inner concentric be provided with cylindrical body, rear end be inserted with it is multiple concentric with mouth mold outer
Cylinder, the cylindrical body are provided with the through-hole that diameter is greater than the outer diameter of maximum inner cylinder, the cylindrical body rear end face be provided with it is multiple with
The concentric annular groove of through-hole；The quantity of the annular groove is identical as outer cylinder, and the outer cylinder front end is plugged in annular groove, the annular groove notch
Side wall is provided with seal rubber and limits the retention bead that outer cylinder skids off, and is provided with second between the outer cylinder front end and annular groove slot bottom
The cavity of spring, the outer cylinder front end and annular groove slot bottom composition is connected by triple valve with air compressor machine outlet.
Preferably, the head side wall is along the circumferential direction also evenly equipped at least three adjusting screw rods, the adjusting screw rod one
End is resisted against mouth mold front end side wall, the other end is connect with the second motor drive that end side wall before the handpiece is arranged, second electricity
Machine is electrically connected with extruder controller, and the adjusting screw rod can be moved radially by the second motor driven along head.
Preferably, the head outlet side is provided with on-line thickness measurement instrument, the on-line thickness measurement instrument and extruder
Controller is electrically connected.
Preferably, the driver plate and first motor pass through Worm Wheel System.
Preferably, the triple valve is electrically-controlled valve, and is electrically connected with extruder controller.
Preferably, the interval angles between every two first protrusion are equal, pass through inclined-plane between first protrusion and driver plate
Transition.
Preferably, the outer cylinder lateral wall, interior medial wall of the tube are coated with lubricating grease.
Preferably, second protruding apex is arc.
Preferably, the on-line thickness measurement instrument is ultrasonic wave on-line thickness measurement instrument.
The method have the benefit that: driver plate and inner cylinder are set in core model, is arranged in mouth mold and is connected to air compressor machine
Annular groove and outer cylinder, the group of different inner barrel and outer barrels can be can be realized by motor driven driver plate, compressed gas-driven outer cylinder
It closes, to realize the tubing production of different model.And whole process is to control motor by controller to realize, not manually
Repeatedly replacement mouth mold and core model, reduces the waiting time, high production efficiency, at low cost, and is provided in mouth mold against core model
Adjusting screw rod, can adjust the concentricity of core model and mouth mold, to guarantee that the tube wall thickness of output is uniform.Therefore the present invention has
The feature that high production efficiency, production cost are low, processing quality is high.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the portion the A enlarged diagram of Fig. 1；
Fig. 3 is the portion the B enlarged diagram of Fig. 1；
Fig. 4 is core model schematic diagram of the invention；
Fig. 5 is driver plate schematic diagram of the invention；
Fig. 6 is inner cylinder schematic diagram of the invention；
Fig. 7 is mouth mold schematic diagram of the invention；
Fig. 8 is cylindrical body schematic diagram of the invention；
Fig. 9 is outer cylinder schematic diagram of the invention.
Specific embodiment
Below with reference to Fig. 1-Fig. 9, the present invention is described in detail.
A kind of rubber mold tubing mouth mold automatic adjustment system, including core model 2 are arranged with mouth mold outside 2 front end of core model
3, the core model 2, mouth mold 3 are plugged in head 1, and the 2 end inner concentric of core model is provided with rotatable driver plate 21, rear end is inserted
Equipped with multiple inner cylinders 22 concentric with core model 2,22 side wall of inner cylinder is provided with kidney slot 26, is arranged radially in the core model 2
There is the rotation stop pin 27 being adapted to kidney slot 26, the rotation stop pin 27 and kidney slot are provided with the first spring 29 between 26 front end；Institute
State that 21 rear end face of driver plate is circumferentially spaced to be provided with multiple first protrusions 23,22 front end side wall of inner cylinder is provided with second
Protrusion 24, first protrusion 23 and the second protrusion 24 correspond, and the driver plate 21 is by being arranged in the first of 1 side wall of extruder head
Motor 11 drives, and the first motor 11 is electrically connected with extruder controller.
Specifically, the addition of rubber and plastic material is in extruder, by extruder heating and by the screw extruding of extruder, then
The type chamber extrusion molding being made up of 2 rear end of core model and 3 rear end of mouth mold.The rotation stop pin 27 being arranged in core model 2 is plugged in inner cylinder 22
In the kidney slot 26 of side wall, the stroke in axial sliding of inner cylinder 22 is also limited while limiting inner cylinder 22 and rotating.2 front end of core model
Inside is additionally provided with the cavity for accommodating driver plate 21, and the shaft of fixed driver plate 21, so that driving of the driver plate 21 in first motor 11
Under, it can be rotated around the axis of core model 2；And the transmission between driver plate 21 and first motor 11 can pass through gear, worm and gear, gear
The modes such as rack gear are driven, preferably by Worm Wheel System, it can be achieved that the self-locking and high transmission ratio of transmission mechanism, it is ensured that driver plate 21
Rotational angle it is accurate.
Additionally, it should know, the length of kidney slot 26 is greater than the height of the first protrusion 23, and rotation stop pin 27, kidney-shaped
The end in hole 26 is arranged in intracavitary in 2 front end of core model, will not directly contact with rubber-plastics material, therefore not interfere with tubing
The reset of molding and the first spring 29.In order to which when replacing the inner cylinder 22 to work, the angle that first motor 11 rotates is identical, side
Just it is precisely controlled, the interval angles between every two first protrusion 23 are equal, that is, the every first raised 23 middle lines and 2 axis of core model
The connected angle being formed by between radial line of the heart is equal.The inner sidewall of inner cylinder 22 is also coated with lubricating grease, opposite to reduce two inner cylinders 22
Suffered frictional force when sliding.Meanwhile in order to reduce small driver plate 21 first protrusion 23 and second between protrusion 24 in rotation
Frictional force by chamfered transition between first protrusion 23 and driver plate 21, and is coated with lubricating grease, and the second protrusion 24 on inclined-plane
Top surface do camber；Also avoid the phenomenon that first the 23, second raised 24 Root Stress of protrusion are concentrated.
Further, it is same that the 3 front end inner concentric of mouth mold is provided with cylindrical body 31, rear end is inserted with multiple and mouth mold 3
The outer cylinder 32 of the heart, the cylindrical body 31 are provided with the through-hole 33 that diameter is greater than the outer diameter of maximum inner cylinder 22, after the cylindrical body 31
End face is provided with multiple annular grooves 34 concentric with through-hole 33；The quantity of the annular groove 34 is identical as outer cylinder 32, before the outer cylinder 32
End is plugged in annular groove 34, and 34 pocket side wall of annular groove is provided with seal rubber and limits the retention bead that outer cylinder 32 skids off,
Second spring 35 is provided between 32 front end of outer cylinder and 34 slot bottom of annular groove, what 32 front end of outer cylinder and 34 slot bottom of annular groove formed
Cavity is connected by triple valve with air compressor machine outlet.
It is understood that the cylindrical body 31 being arranged in mouth mold 3 is fixedly connected with mouth mold 3, it can also be with the front end one of mouth mold 3
It is body formed.The notch of annular groove 34 is provided with protrusion, while the front end of outer cylinder 32 being provided with corresponding protrusion, to make outer
The front end of cylinder 32 can only slide back and forth in annular groove 34；It is arranged and 34 pocket side wall of annular groove is provided with seal rubber, makes outer cylinder 32
The cavity of front end and the composition sealing of 34 slot bottom of annular groove.34 slot bottom of annular groove has been arranged radially gas nozzle, that is, 31 front end end of cylindrical body
The gas nozzle in face, the gas for connecting cavity and air compressor machine that triple valve forms 32 front end of outer cylinder and 34 slot bottom of annular groove by pipeline are defeated
Outlet is connected.Triple valve can be manually, be also possible to it is electronic, it is preferably electric in order to improve the switching efficiency of outer cylinder 32
Triple valve is controlled, while being electrically connected with the controller of extruder, realizes automation control.
And the setting of triple valve so that the cavity formed in 32 front end of outer cylinder and 34 slot bottom of annular groove and air compressor machine gas
Switch connection between output end, atmosphere, when being connected to air compressor machine, is moved backward under the action of 32 forward end gas pressure of outer cylinder；
When being communicated with the atmosphere, the front end of outer cylinder 32 does not have pressure to remain stationary, or under the action of 35 restoring force of second spring
Forward.Likewise, the front end of outer cylinder 32 only slides back and forth in annular groove 34, therefore 32 rear end of outer cylinder is formed with 22 rear end of inner cylinder
Cavity be complete circular cylindrical cavity, will not influence extruding pipe road molding.
Further, 1 side wall of head is along the circumferential direction also evenly equipped at least three adjusting screw rods 38, the adjusting spiral shell
38 one end of bar is resisted against 3 front end side wall of mouth mold, the other end and the second motor 12 that 1 front end side wall of head is arranged in and is sequentially connected,
Second motor 12 is electrically connected with extruder controller, and the adjusting screw rod 38 is by 12 drives edge head of the second motor, 1 diameter
To movement.It should be understood that 1 side wall of body is provided with the cavity moved radially for 3 front end of mouth mold, pass through the control of extruder
Device controls the rotation of the second motor 12, so that adjusting screw rod 38 be driven to rotate, can adjust the phase between 2 axis of mouth mold 3 and core model
To position, so as to adjust the side wall degree of eccentricity of extruding pipe material.And the output shaft of the second motor 12 passes through end and adjusting screw rod 38
The rod piece of end adaptive type chamber connects, and adjusting screw rod 38 can also be made to glide on the end of rod piece while exporting turning moment
It is dynamic, it avoids in adjustment process, the transmission connection failure of adjusting screw rod 38 and the second motor 12.
Further, 1 outlet side of head is provided with on-line thickness measurement instrument 4, the on-line thickness measurement instrument 4 with squeeze
Machine controller is electrically connected out.That is, the discharge end in extruder is provided with the on-line thickness measurement of on-line checking tube wall thickness
Instrument 4 can detect the wall thickness of squeezed out tubing in real time, to adjust the second motor 12 by controller, it is ensured that extruding pipe
The uniform wall thickness of material.Existing on-line thickness measurement instrument there are many type, as X-ray thickness gauge, wave optical thicknesses detector,
The ultrasonic thickness detector of ultrasonic thickness detector, preferably Low emissivity, high-precision, the high scanning frequency.
The working principle of the invention and process:
After being installed, since inner cylinder 22 outermost on core model 2 and the innermost outer cylinder 32 of 3 inner hole of mouth mold form initially
Extrusion type chamber can produce a kind of tubing of specification.Pass through the tube wall for the tubing that 4 real-time detection of on-line thickness measurement instrument is produced
Thickness, and by data feedback to the controller of extruder, tube wall data are compared with setting value by controller；It is deposited in data
In deviation, the radial insertion depth of adjusting screw rod 38 is adjusted in control the second motor 12 rotation, and changes mouth mold 3 and body 1
The relative position of axis plays the role of adjusting extruding pipe material pipe thickness.
When needing to produce the tubing of other specifications, first motor 11 is controlled by the controller of extruder and is worked, is driven
Turntable 21 rotates, and when driver plate 21 rotates, the second protrusion 24 is jacked up by the first protrusion 23, so that corresponding inner cylinder 22 be pushed up
Out, at this time the outer diameter of corresponding inner cylinder 22 be 2 rear end of core model outer diameter；With continuing to rotate for driver plate 21, it is ejected before
Inner cylinder 22 automatically resets under the action of the first 29 restoring force of spring, and the inner cylinder 22 of other corresponding another outer diameters is ejected, from
And realize that the mouth mold of production different inner diameters tubing is automatic, quickly switches.Likewise, dynamic in controller control Electrocontrolled tee valve
Make, so that the cavity of 32 front end of outer cylinder and 34 slot bottom of annular groove composition is connected with air compressor machine output end, the pressure exported by air compressor machine
Contracting gas push outer cylinder 32 moves to the back-end, so that corresponding outer cylinder 32 be ejected, the internal diameter of corresponding outer cylinder 32 is mouth at this time
The internal diameter of 3 rear end of mould；Switch the movement of each triple valve, before the intracorporal air pressure of chamber of 32 front end of outer cylinder and 34 slot bottom of annular groove composition
It is laid down, the outer cylinder 32 being ejected automatically resets under the action of 35 restoring force of second spring, other corresponding another internal diameters
Outer cylinder 32 is ejected, to realize that the mouth mold of production tube with various outer diameter is automatic, quickly switches.
Therefore the linkage for passing through first motor 11 and Electrocontrolled tee valve, can produce the pipe of a variety of wall thickness, internal diameter, outer diameter, and
Core model, the mouth mold that mutual disassembly more renews are not needed.It avoids that the mouth mold more renewed need to be re-energised and is heated to constant temperature, heat
The problem of time is long, occupies the time normally produced, improves production efficiency, reduces production cost.Simultaneously by online thick
The movement of detector 4 and the second motor 12 is spent, adjusting is high-efficient, degree of regulation is high, it can be ensured that it is uniform to produce tube wall thickness
High quality tubing.It should be noted that the structure that attached drawing appended by the present invention is only used as the application illustrates use, wherein component
Ratio is not according to actual production using being drawn.
Claims (10)
1. a kind of rubber mold tubing mouth mold automatic adjustment system, including core model (2), mouth is arranged with outside core model (2) front end
Mould (3), the core model (2), mouth mold (3) are plugged in head (1), it is characterised in that:
Core model (2) front end inner concentric is provided with rotatable driver plate (21), rear end be inserted with it is multiple concentric with core model (2)
Inner cylinder (22), inner cylinder (22) side wall is provided with kidney slot (26), is radially provided in the core model (2) and kidney slot
(26) the rotation stop pin (27) being adapted to, is provided with the first spring (28) between the rotation stop pin (27) and kidney slot (26) front end；
Driver plate (21) rear end face is circumferentially spaced to be provided with multiple first raised (23), inner cylinder (22) front end side
Wall is provided with second raised (24), and described first raised (23) are corresponded with second raised (24), and the driver plate (21) is by setting
First motor (11) driving in head (1) side wall is set, the first motor (11) is electrically connected with extruder controller.
2. rubber mold tubing mouth mold automatic adjustment system according to claim 1, it is characterised in that: the mouth mold (3)
Front end inner concentric is provided with cylindrical body (31), rear end is inserted with multiple outer cylinders (32) concentric with mouth mold (3), the cylindrical body
(31) it is provided with the through-hole (33) that diameter is greater than the outer diameter of maximum inner cylinder (22), cylindrical body (31) rear end face is provided with multiple
The annular groove (34) concentric with through-hole (33)；
The quantity of the annular groove (34) is identical as outer cylinder (32), and outer cylinder (32) front end is plugged in annular groove (34), the ring
Slot (34) pocket side wall is provided with seal rubber and limits the retention bead that outer cylinder (32) skid off, outer cylinder (32) front end and ring
It is provided with second spring (35) between slot (34) slot bottom, the cavity of outer cylinder (32) front end and annular groove (34) slot bottom composition passes through three
Port valve is connected with air compressor machine outlet.
3. rubber mold tubing mouth mold automatic adjustment system according to claim 1 or 2, it is characterised in that: the head
(1) side wall is along the circumferential direction also evenly equipped at least three adjusting screw rods (38), and described adjusting screw rod (38) one end is resisted against buckling die
(3) front end side wall, the other end and setting are sequentially connected in second motor (12) of head (1) front end side wall, second motor
(12) it is electrically connected with extruder controller, the adjusting screw rod (38) can be radial along head (3) by the second motor (12) driving
It is mobile.
4. rubber mold tubing mouth mold automatic adjustment system according to claim 3, it is characterised in that: the head (1)
Outlet side is provided with on-line thickness measurement instrument (4), and the on-line thickness measurement instrument (4) is electrically connected with extruder controller.
5. rubber mold tubing mouth mold automatic adjustment system according to claim 4, it is characterised in that: the driver plate (21)
Pass through Worm Wheel System with first motor (11).
6. rubber mold tubing mouth mold automatic adjustment system according to claim 5, it is characterised in that: the triple valve is
Electrically-controlled valve, and be electrically connected with extruder controller.
7. rubber mold tubing mouth mold automatic adjustment system according to claim 3, it is characterised in that: described every two first
Interval angles between raised (23) are equal, pass through chamfered transition between described first raised (23) and driver plate (21).
8. rubber mold tubing mouth mold automatic adjustment system according to claim 3, it is characterised in that: the outer cylinder (32)
Lateral wall, inner cylinder (22) inner sidewall are coated with lubricating grease.
9. rubber mold tubing mouth mold automatic adjustment system according to claim 3, it is characterised in that: second protrusion
(24) top is arc.
10. rubber mold tubing mouth mold automatic adjustment system according to claim 3, it is characterised in that: the online thickness
Spending detector (4) is ultrasonic wave on-line thickness measurement instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811607357.0A CN109732869A (en) | 2018-12-27 | 2018-12-27 | Rubber mold tubing mouth mold automatic adjustment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811607357.0A CN109732869A (en) | 2018-12-27 | 2018-12-27 | Rubber mold tubing mouth mold automatic adjustment system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109732869A true CN109732869A (en) | 2019-05-10 |
Family
ID=66361358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811607357.0A Pending CN109732869A (en) | 2018-12-27 | 2018-12-27 | Rubber mold tubing mouth mold automatic adjustment system |
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| Country | Link |
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| CN (1) | CN109732869A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110228157A (en) * | 2019-06-06 | 2019-09-13 | 深圳市圆梦精密技术研究院 | UPE pipe molding equipment |
| CN110355973A (en) * | 2019-07-31 | 2019-10-22 | 深圳市沃尔核材股份有限公司 | Automatic deflection adjusting extruder die tool and automatically deviation-adjusting device |
| CN115122623A (en) * | 2021-03-26 | 2022-09-30 | 上海亮黑科技有限公司 | Die radial adjusting device for pipe production |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102814965A (en) * | 2012-08-26 | 2012-12-12 | 浙江百纳橡塑设备有限公司 | Machine head of rubber extruder |
| CN204673990U (en) * | 2015-05-27 | 2015-09-30 | 东莞三联热缩材料有限公司 | A kind of single wall heat-shrinkable T bush extrudes no-mould adjusted tool |
-
2018
- 2018-12-27 CN CN201811607357.0A patent/CN109732869A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102814965A (en) * | 2012-08-26 | 2012-12-12 | 浙江百纳橡塑设备有限公司 | Machine head of rubber extruder |
| CN204673990U (en) * | 2015-05-27 | 2015-09-30 | 东莞三联热缩材料有限公司 | A kind of single wall heat-shrinkable T bush extrudes no-mould adjusted tool |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110228157A (en) * | 2019-06-06 | 2019-09-13 | 深圳市圆梦精密技术研究院 | UPE pipe molding equipment |
| CN110228157B (en) * | 2019-06-06 | 2024-05-24 | 深圳市圆梦精密技术研究院 | UPE pipe forming equipment |
| CN110355973A (en) * | 2019-07-31 | 2019-10-22 | 深圳市沃尔核材股份有限公司 | Automatic deflection adjusting extruder die tool and automatically deviation-adjusting device |
| CN115122623A (en) * | 2021-03-26 | 2022-09-30 | 上海亮黑科技有限公司 | Die radial adjusting device for pipe production |
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