CN219855443U - Limiting device for internal mixer - Google Patents
Limiting device for internal mixer Download PDFInfo
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- CN219855443U CN219855443U CN202321090913.8U CN202321090913U CN219855443U CN 219855443 U CN219855443 U CN 219855443U CN 202321090913 U CN202321090913 U CN 202321090913U CN 219855443 U CN219855443 U CN 219855443U
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- pressure
- fixed
- internal mixer
- bolt mechanism
- bottom plate
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- 230000007246 mechanism Effects 0.000 claims abstract description 73
- 239000010720 hydraulic oil Substances 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 43
- 238000004513 sizing Methods 0.000 abstract description 40
- 238000002156 mixing Methods 0.000 abstract description 25
- 238000000034 method Methods 0.000 abstract description 20
- 230000008569 process Effects 0.000 abstract description 18
- 230000000694 effects Effects 0.000 abstract description 13
- 238000010586 diagram Methods 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 238000010074 rubber mixing Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The utility model relates to the technical field of internal mixers, in particular to a limiting device for an internal mixer; according to the utility model, the driving component arranged on the internal mixer body is matched with the pressure component arranged on the driving component, on one hand, the function of driving the upper ram mechanism to move up and down is realized through the matching of the driving component and the pressure component, meanwhile, constant pressure is further applied to the upper ram mechanism through the pressure component, so that the upper ram mechanism is ensured to always generate constant pressure on the sizing material in mixing, the size of the pressure applied to the sizing material is conveniently controlled, the mixing effect of the sizing material is improved, the annular coil arranged on the bottom plate is matched with the first magnet fixed on the top of the baffle, and the pressure of the first magnet to the upper ram mechanism is conveniently and adjustably controlled through controlling the current on the annular coil; the problem of the mode that utilizes hydraulic cylinder drive to go up the ram and produce pressure to the sizing material in the banbury mixer in prior art, lead to the sizing material atress inhomogeneous in the mixing process is solved.
Description
Technical Field
The utility model relates to the technical field of internal mixers, in particular to a limiting device for an internal mixer.
Background
In the using process of the internal mixer, the top of the sizing material is required to be extruded through the limiting function of the upper ejector pin to the sizing material, so that certain pressure is applied to the sizing material, and the pressure of the upper ejector pin is generally 0.3-0.6 Mpa, so that the non-filling space in the closed chamber of the internal mixer is reduced, the filling degree of the non-filling space is improved by about 10%, and the heating speed of the sizing material is accelerated when the sizing material is mixed in the internal mixer, so that the mixing speed between the sizing material and the matching agent is accelerated.
However, in the prior art, the pressure of the upper top bolt is mainly applied through a hydraulic oil cylinder, when the hydraulic oil cylinder is in operation, the bottom of the upper top bolt is conveyed to a preset position and then kept still, and a preset number of sizing materials are filled in a closed chamber of the internal mixer, so that the bottom of the upper top bolt is moved to the preset position and then is pressurized, but in the process of repeated deformation of the sizing materials in the closed chamber of the internal mixer, the pressure from the bottom of the upper top bolt, which is received by the sizing materials, is also in dynamic change due to the fact that the sizing materials are in the process of continuous deformation and movement, so that the stress of the sizing materials is uneven in the whole mixing process, and the mixing effect of the sizing materials is affected.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a limiting device for an internal mixer, which solves the problem that in the prior art, the pressure of a sizing material in the internal mixer is not uniform in the mixing process due to the way of using a hydraulic cylinder to drive an upper top bolt.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the limiting device for the internal mixer comprises an internal mixer body, wherein a slide way is vertically arranged at the top of the internal mixer body, an upper bolt mechanism is arranged in the slide way in a vertical sliding manner, and a pressure control mechanism for controlling the pressure of the upper bolt mechanism is arranged on the internal mixer body.
The pressure control mechanism comprises a driving component for driving the upper bolt mechanism to move up and down, the upper bolt mechanism is arranged on the driving component in a sliding mode, and a pressure component for constantly pressing the upper bolt mechanism is fixed at the top of the driving component.
Preferably, the driving assembly comprises a hydraulic oil cylinder fixed on the internal mixer body, a bottom plate which is in sliding connection with the upper bolt mechanism is fixed at the output end of the hydraulic oil cylinder, a guide rod which is in sliding connection with the bottom plate is vertically fixed on the internal mixer body, and a baffle plate arranged above the bottom plate is fixed at the top of the upper bolt mechanism.
Preferably, the pressure assembly is a counterweight fixed on the baffle.
Preferably, the pressure assembly includes a first magnet fixed to the top of the baffle plate, and a ring coil for applying a downward magnetic force to the first magnet is fixed to the bottom plate.
Preferably, an L-shaped bracket is fixed to the bottom plate, and a top plate located right above the first magnet is fixed to the L-shaped bracket.
Preferably, the pressure assembly comprises a plurality of support rods fixed at the top of the bottom plate, a mounting plate which is connected with the upper ejector bolt mechanism in a sliding way is fixed on the plurality of support rods, an electromagnet is mounted at the bottom of the mounting plate, a pressure sensor is arranged between the mounting plate and the electromagnet, and a magnetic conduction piece which is attracted with the electromagnet is fixed at the top of the upper ejector bolt mechanism.
Preferably, a plurality of sliding rods which slide to penetrate through the magnetic conducting piece are vertically fixed at the top of the mounting plate, and limiting blocks are fixed at the top of the sliding rods.
Compared with the prior art, the utility model provides a limiting device for an internal mixer, which comprises the following components
The beneficial effects are that:
according to the utility model, the driving component arranged on the internal mixer body is matched with the pressure component arranged on the driving component, so that the function of driving the upper ram mechanism to move up and down is realized by the matching of the driving component and the pressure component, and meanwhile, constant pressure is further applied to the upper ram mechanism by the pressure component, so that the upper ram mechanism is ensured to always generate constant pressure on the rubber material in mixing, the pressure applied by the rubber material is conveniently controlled, and the mixing effect of the rubber material is improved.
According to the utility model, the annular coil arranged on the bottom plate is matched with the first magnet fixed on the top of the baffle, and the pressure of the first magnet to the upper bolt mechanism is controlled by controlling the current on the annular coil, so that the upper bolt mechanism can generate constant pressure to the sizing material, and the pressure is more convenient and adjustable.
According to the utility model, through the matching of the electromagnet, the magnetic conduction piece and the pressure sensor, the pressure sensor is used as a medium for automatically adjusting the current in the electromagnet, so that the magnetic conduction piece generates constant pressure on the upper bolt mechanism, and the pressure of the upper bolt mechanism on sizing materials can be changed by changing the pressure of the preset pressure sensor, so that the mixing effect is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:
FIG. 1 is a schematic view of a three-dimensional structure of the present utility model;
FIG. 2 is a schematic diagram of a pressure control mechanism according to an embodiment of the present utility model;
FIG. 3 is a schematic diagram of a second pressure control mechanism according to an embodiment of the present utility model;
FIG. 4 is a schematic diagram of a second magnet according to an embodiment of the present utility model;
FIG. 5 is a schematic diagram of a third pressure control mechanism according to an embodiment of the present utility model;
fig. 6 is a cross-sectional view of a third mounting plate according to an embodiment of the utility model.
In the figure: 1. an internal mixer body; 2. a slideway; 3. a top bolt mechanism; 4. a pressure control mechanism; 41. a drive assembly; 411. a hydraulic cylinder; 412. a bottom plate; 413. a guide rod; 414. a baffle; 42. a pressure assembly; 421. balancing weight; 422. a first magnet; 423. a toroidal coil; 424. an L-shaped bracket; 425. a top plate; 426. a support rod; 427. a mounting plate; 428. an electromagnet; 429. a pressure sensor; 430. a magnetic conductive member; 431. a slide bar; 432. and a limiting block.
Detailed Description
The following detailed description of embodiments of the present utility model will be given with reference to the accompanying drawings and examples, by which the implementation process of how the present utility model can be applied to solve the technical problems and achieve the technical effects can be fully understood and implemented.
Example 1
Fig. 1-2 show an embodiment of the present utility model, in which a corresponding device is disposed on the upper ram, so that a constant pressure is always generated on the rubber during the rubber mixing process, so that the force applied to the rubber is more uniform during the whole process, and the mixing effect of the rubber is improved.
The utility model provides a stop device for banbury mixer, including banbury mixer body 1, banbury mixer body 1 top is vertical to be equipped with slide 2, slide 2 is interior to slide from top to bottom is equipped with and goes up ram mechanism 3, slide 2 lateral wall is equipped with the feed inlet, go up ram mechanism 3 and can carry out the feeding when shifting up to the feed inlet top in slide 2, go up ram mechanism 3 and exert pressure with the sizing material when falling to the preset position, banbury mixer body 1 carries out the milling to the sizing material, banbury mixer body 1, slide 2 and go up ram mechanism 3 are prior art, not repeated here, be equipped with the pressure control mechanism 4 that is used for controlling the size of ram mechanism 3 pressure on banbury mixer body 1, in the rubber mixing process, pressure control mechanism 4 is used for driving and goes up ram mechanism 3 and produce invariable pressure to the sizing material, make the sizing material atress more even in the milling process, thereby promote the mixing effect of sizing material.
The pressure control mechanism 4 comprises a driving component 41 for driving the upper bolt mechanism 3 to move up and down, the driving component 41 is used for driving the upper bolt mechanism 3 to move up and down in the mixing process, so that feeding and mixing are convenient, the upper bolt mechanism 3 is arranged on the driving component 41 in a sliding manner, a pressure component 42 for constantly pressing the upper bolt mechanism 3 is fixed at the top of the driving component 41, on one hand, the driving component 41 can drive the upper bolt mechanism 3 to move up and down in cooperation with the pressure component 42, on the other hand, in the mixing process, the pressure component 42 is used for applying downward constant pressure to the top of the upper bolt mechanism 3, and therefore the upper bolt mechanism 3 generates constant pressure to a sizing material, and the sizing material is stressed more uniformly in the mixing process, so that the mixing effect of the sizing material is improved.
As a preferred technical scheme of the embodiment, the driving assembly 41 comprises a hydraulic cylinder 411 fixed on the internal mixer body 1, a bottom plate 412 which is in sliding connection with the upper ram mechanism 3 is fixed on the output end of the hydraulic cylinder 411, a guide rod 413 which is in sliding connection with the bottom plate 412 is vertically fixed on the internal mixer body 1, the hydraulic cylinder 411 drives the bottom plate 412 to stably slide up and down on the guide rod 413, a baffle 414 arranged above the bottom plate 412 is fixed on the top of the upper ram mechanism 3, and when the bottom plate 412 moves up, the baffle 414 is propped against the bottom plate 412 and is driven to move upwards together, so that the upper ram mechanism 3 fixed with the baffle 414 can move upwards, and feeding and discharging to the internal mixer body 1 are convenient.
As a preferred technical solution of this embodiment, the pressure component 42 is a balancing weight 421 fixed on the baffle 414, so that a constant pressure is generated on the upper ram mechanism 3 by the gravity of the balancing weight 421 itself, so that the upper ram mechanism 3 generates a stable pressure on the rubber in the internal mixer body 1, and when the hydraulic cylinder 411 drives the bottom plate 412 to descend to a predetermined position, at this time, the bottom plate 412 is separated from the baffle 414, and a certain distance exists between the bottom plate 412 and the baffle 414, so that the contact with the bottom plate 412 after the baffle 414 descends due to deformation of the rubber is prevented, and the pressure on the rubber is reduced.
Example two
Figures 3-4 illustrate an embodiment of the present utility model wherein the upper ram mechanism 3 is also capable of providing a constant pressure to the compound by another configuration of the pressure assembly 42 and wherein the pressure is further conveniently adjustable.
Compared with the first embodiment, the second embodiment is more optimized in that: the pressure assembly 42 comprises a first magnet 422 fixed on the top of the baffle 414, a ring coil 423 for applying downward magnetic force to the first magnet 422 is fixed on the bottom plate 412, when the bottom plate 412 is lowered to a certain distance from the baffle 414 to ensure that the two are not contacted in the mixing process, then direct current is introduced into the ring coil 423 to generate a magnetic field in the ring coil 423, the first magnet 422 arranged in the middle of the ring coil 423 is applied with downward magnetic force, so that constant pressure is generated on the upper bolt mechanism 3 through the magnetic force, the upper bolt mechanism 3 generates constant pressure on the sizing material in mixing, and when the pressure of the upper bolt mechanism 3 on the sizing material needs to be tested or adjusted, the current in the ring coil 423 is only required to be changed, so that the pressure on the sizing material is more convenient to control by workers, and the mixing effect of the sizing material is improved.
As a preferred technical solution of this embodiment, an L-shaped bracket 424 is fixed on the bottom plate 412, and a top plate 425 located right above the first magnet 422 is fixed on the L-shaped bracket 424, because the upper bolt mechanism 3 mainly depends on its own gravity when descending in this embodiment, and is affected by the friction force in the slideway 2, the descending speed may not be synchronous with the bottom plate 412, at this time, the bottom plate 412 presses the first magnet 422 through the top plate 425 to enable it to slide down more quickly, thereby improving efficiency, and after the bottom plate 412 reaches a predetermined position, a certain space exists between the top plate 425 and the first magnet 422 and between the bottom plate 412 and the baffle 414, so that the mutual interference caused by the fluctuation of the upper bolt mechanism 3 in the mixing process is avoided, and the pressure of the upper bolt mechanism 3 on the sizing material is changed, thereby affecting the mixing effect of the sizing material.
Example III
Fig. 5-6 illustrate an embodiment of the present utility model wherein the upper ram mechanism 3 is also capable of providing a constant pressure to the compound by means of an alternative configuration of the pressure assembly 42, and wherein the pressure is further conveniently adjustable.
Embodiment three is more optimal than embodiment one in that: the driving assembly 41 comprises a plurality of supporting rods 426 fixed on the top of the bottom plate 412, a mounting plate 427 slidably connected with the upper bolt mechanism 3 is fixed on the plurality of supporting rods 426, an electromagnet 428 is mounted on the bottom of the mounting plate 427, a pressure sensor 429 is arranged between the mounting plate 427 and the electromagnet 428, a magnetic conducting member 430 which is attracted with the electromagnet 428 is fixed on the top of the upper bolt mechanism 3, when the bottom plate 412 descends to a preset position, the electromagnet 428 is started to generate suction force on the magnetic conducting member 430, at the moment, the suction force applied to the electromagnet 428 is obtained through the value of the pressure sensor 429, and due to the fact that the inner effect is mutual, the magnetic conducting member 430 is also subjected to equal magnetic force, so that the upper bolt mechanism 3 generates pressure equal to the magnetic force on a sizing material, when the sizing material is deformed to cause fluctuation of the upper bolt mechanism 3, the magnetic force between the magnetic conducting member 430 and the electromagnet 428 is also changed, at the moment, the value of the pressure value on the pressure sensor 429 is automatically increased and decreased through a control system, so that the pressure value on the pressure sensor 429 is kept in a constant interval, the pressure applied to the sizing material always fluctuates in a constant interval, the pressure is obtained, the mixing effect is improved, and the upper bolt 427 and the pressure on the mounting plate 3 is not affected by the fluctuation.
As a preferred technical solution of this embodiment, the top of the mounting plate 427 is vertically fixed with a plurality of sliding rods 431 that slide through the magnetic conductive member 430, and the top of the sliding rod 431 is fixed with a limiting block 432, so as to avoid the slow or even stagnation of the upper ram mechanism 3 due to the friction force of the slideway 2 when the upper ram mechanism 3 is driven to descend, the upper surface of the magnetic conductive member 430 is pressed by the limiting block 432 to drive the upper surface to descend together, and when the magnetic conductive member 430 fluctuates up and down during the mixing process of the sizing material after the upper surface is lowered to a predetermined position, the magnetic conductive member 430 and the limiting block 432 are not contacted all the time, thereby avoiding affecting the pressure of the sizing material and the mixing effect of the sizing material.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. Stop device for banbury mixer, including banbury mixer body (1), banbury mixer body (1) top is vertical to be equipped with slide (2), and slide about slide (2) is equipped with bolt mechanism (3), its characterized in that: the internal mixer body (1) is provided with a pressure control mechanism (4) for controlling the pressure of the upper top bolt mechanism (3);
the pressure control mechanism (4) comprises a driving component (41) for driving the upper bolt mechanism (3) to move up and down, the upper bolt mechanism (3) is arranged on the driving component (41) in a sliding mode, and a pressure component (42) for constantly pressing the upper bolt mechanism (3) is fixed at the top of the driving component (41).
2. A stop device for internal mixer according to claim 1, characterized in that: the driving assembly (41) comprises a hydraulic oil cylinder (411) fixed on the internal mixer body (1), a bottom plate (412) which is in sliding connection with the upper top bolt mechanism (3) is fixed at the output end of the hydraulic oil cylinder (411), a guide rod (413) which is in sliding connection with the bottom plate (412) is vertically fixed on the internal mixer body (1), and a baffle (414) arranged above the bottom plate (412) is fixed at the top of the upper top bolt mechanism (3).
3. A stop device for internal mixer according to claim 2, characterized in that: the pressure component (42) is a balancing weight (421) fixed on the baffle plate (414).
4. A stop device for internal mixer according to claim 2, characterized in that: the pressure assembly (42) comprises a first magnet (422) fixed on the top of the baffle plate (414), and a ring-shaped coil (423) for applying downward magnetic force to the first magnet (422) is fixed on the bottom plate (412).
5. The limiting device for an internal mixer of claim 4, wherein: an L-shaped bracket (424) is fixed on the bottom plate (412), and a top plate (425) positioned right above the first magnet (422) is fixed on the L-shaped bracket (424).
6. A stop device for internal mixer according to claim 2, characterized in that: the pressure assembly (42) comprises a plurality of supporting rods (426) fixed at the top of the bottom plate (412), a mounting plate (427) which is connected with the upper bolt mechanism (3) in a sliding mode is fixed on the plurality of supporting rods (426), an electromagnet (428) is mounted at the bottom of the mounting plate (427), a pressure sensor (429) is arranged between the mounting plate (427) and the electromagnet (428), and a magnetic conduction piece (430) which is attracted with the electromagnet (428) is fixed at the top of the upper bolt mechanism (3).
7. The limiting device for the internal mixer according to claim 6, wherein: a plurality of sliding rods (431) penetrating through the magnetic conducting piece (430) in a sliding mode are vertically fixed to the top of the mounting plate (427), and limiting blocks (432) are fixed to the top of the sliding rods (431).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321090913.8U CN219855443U (en) | 2023-05-09 | 2023-05-09 | Limiting device for internal mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321090913.8U CN219855443U (en) | 2023-05-09 | 2023-05-09 | Limiting device for internal mixer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219855443U true CN219855443U (en) | 2023-10-20 |
Family
ID=88341925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321090913.8U Active CN219855443U (en) | 2023-05-09 | 2023-05-09 | Limiting device for internal mixer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219855443U (en) |
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2023
- 2023-05-09 CN CN202321090913.8U patent/CN219855443U/en active Active
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