The flexible press mechanism of oil press
The application is the divisional application of Chinese patent application (its application number is: 201410637419.8, themes as: " press mechanism of oil press ", and the applying date is: on November 12nd, 2014).
Technical field
What the present invention relates to is a kind of flexible press mechanism of Domestic oil press, and this kind of press mechanism may be used for large and small oil plant such as squeezing peanut, sesame etc.
Background technology
In prior art general press mechanism by squeezing bar, squeeze thorax and form, squeeze thorax rear end detachable type and be connected with cover of slagging tap; Slag tap in overlapping and be provided with through hole, the end squeezing bar coordinates with this through hole, and through-hole wall is provided with ash pit, and through hole mates with the end size of squeezing bar, plays a part to support and squeezes bar end; Three ash pits are uniformly distributed in through hole.When same slag tap cover time, if ash pit is large model, during squeezing peanut class oil plant, just (may namely keep suitable press speed, and oil yield), but during squeezing sesame class (granule) oil plant, because little oil plant particle is little, these little oil plants may directly from the ash pit of large model out, thus cause oil plant without degree of depth squeezing just from ash pit problem out.In order to address this problem, squeezing thorax can need selected difference to slag tap cover according to oil plant kind, during as squeezed peanut oarse-grained oil plant, with the cover of slagging tap of large ash pit, when squeezing the oil plant of sesame granule class, with the cover of slagging tap of little ash pit, squeezing granule class oil plant can be overcome like this, oil plant just from ash pit problem out, and does not affect again the Milling Efficiencty of press mechanism without degree of depth squeezing.The defect of this class formation is: the press mechanism troublesome poeration of this class formation, user will change connection according to different oil plant and to slag tap cover, and when cover of slagging tap is connected to squeezing thorax, owing to being that user carries out attended operation, the weight of screwing force is had nothing in common with each other, can not make to slag tap on position that cover is positioned at the best, that coordinate with squeezing thorax, affect the oil yield efficiency of press mechanism so too.In addition, force to exceed oily efficiency, with little cover of slagging tap for large granular materials, machine can not deslagging, and machine may not work or directly cause motor to be burnt, and may damage machine.
Summary of the invention
The technical issues that need to address of the present invention are to provide a kind of flexible press mechanism of oil press, and this kind can adapt to the oil plant of various different size, and can adapt to different materials in dynamic equilibrium ground, keep best Milling Efficiencty, user uses lighter.
The present invention can take following technical scheme:
A flexible press mechanism for oil press, is characterized in that: comprise and squeeze thorax, squeezing bar, squeezes bar and is positioned at squeezing chamber; Squeeze thorax and comprise material conveying section, squeeze section; Material conveying section is provided with plup inlet, and material conveying section, squeeze section are arranged in order, and material conveying section, squeeze section are one-body molded, and material conveying section, squeeze section are on the same axis; Its inwall of the end of squeeze section is provided with the sliding tray of outwards recessed annular; Be provided with in sliding tray can horizontal direction slide cylindrical portion, its outer wall of cylindrical portion mates with sliding tray;
Squeezing thorax is fixed in frame, cylindrical portion is positioned at the part of squeezing outside thorax and is provided with forced section, at the adjustable column that be provided with level corresponding to forced section in frame, adjustable column is equipped with spring, spring one end heads on forced section, and the other end heads on the adjusting nut with adjustable column threaded engagement;
The inwall bore of its outer end of inwall relative aperture cylindrical portion of its inner of cylindrical portion is large, and the part inwall bore between its outer end of cylindrical portion of its inner of cylindrical portion diminishes gradually; Its inner of cylindrical portion is provided with outside extension, and extension puts in squeeze section, and its outer wall of extension mates with its inwall of squeeze section; Squeeze bar and be provided with the head end is connected with the transmission mechanism for oil press, squeeze the tail end of bar and be positioned at cylindrical portion, extension, the part that the tail end of squeezing bar is positioned at cylindrical portion is cylindrical portion;
Frame corresponding position outside cylindrical portion is provided with normally closed switch K2; The power supply of the power motor in transmission mechanism is by Control, under normal circumstances, cylindrical portion is when home position, motor feeds lower wattage power supply, and when cylindrical portion is subject to the high pressure of the difficulty squeezing material squeezed in thorax, cylindrical portion is outwards movable, make, between the edge of the end of the tail end of squeezing bar and the inwall of cylindrical portion, there is larger gap, and touch normally closed switch K2, Control power motor input high power power, to overcome difficult squeezing material; After overcoming difficult squeezing material, cylindrical portion replys home position under the action of the spring, Control power motor input lower wattage power supply.
The present invention deals with problems and can also take following corrective measure further:
Normally closed switch K2 is electrically connected with the control end of relay.
Its inwall of material conveying section is cylindrical shape, and its inwall of squeeze section is cylindrical shape, and its inwall of squeeze section is provided with radially outward recessed pressing tank.
Its cross section of pressing tank is crescent or similar triangle, and the quantity of pressing tank is multiple, is uniformly distributed in its inwall of squeeze section.
The caliber size of its inwall of material conveying section, the caliber size of its inwall of squeeze section are identical.
Technique scheme has such technique effect:
1, the present invention cylindrical portion activity realizes dynamic equilibrium and adapts to different operating situation, overcomes the oil yield efficiency occurred in oil expression process not high, strongly may cause the inoperable problem of press mechanism in order to oil yield efficiency, or the even bad problem of motor.The present invention makes press mechanism have high oil yield efficiency, and Milling Efficiencty is high, and machine operation is stablized, and normally, can not damage machine.
2, the present invention is due to compared with prior art, and mechanism can adapt to the oil plant of various different size, need not arrange the sleeve that many covers are conveniently slagged tap, change sleeve without user, and user operation is convenient, and user uses lighter.
3, the structure of cylindrical portion of the present invention can make the rotation of squeezing bar smooth-going, steadily, decreases noise, ensure that squeezing quality and efficiency, has saved the energy driving transmission mechanism, has compared environmental protection.Its inwall of squeeze section is provided with radially outward recessed pressing tank.
4, in addition, user can regulate cylindrical portion, realizes regulating the gap between the edge of end of the tail end squeezing bar and the inwall of cylindrical portion, flexible operation, can overcome prior art parts and use of a specified duration to have worn and torn, job insecurity, the problem that oil yield efficiency is not high.
5, the present invention has dynamic equilibrium ability, high-low power Power convert, energy-saving and cost-reducing, environmental protection.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the schematic diagram that part is amplified.
Fig. 3 is the schematic diagram of cylindrical portion.
Fig. 4 is partial circuit schematic diagram.
Detailed description of the invention
Below in conjunction with specific embodiment, the present invention is specifically described.
Embodiment 1: as shown in Figures 1 to 4, a kind of flexible press mechanism of oil press, comprises frame, squeezes thorax 1, squeezes bar 2, squeezes bar 2 and is positioned at squeezing chamber 1; Squeeze thorax and comprise material conveying section 101, squeeze section 102; Material conveying section 101 is provided with plup inlet 103, and material conveying section, squeeze section are arranged in order, and material conveying section, squeeze section are one-body molded, and material conveying section, squeeze section are on the same axis; Its inwall of the end of squeeze section 102 is provided with the sliding tray 104 of outwards recessed annular; Be provided with in sliding tray 104 can horizontal direction slide cylindrical portion 3, its outer wall of cylindrical portion 3 mates with sliding tray.
Squeezing thorax 1 is fixed in frame 4, cylindrical portion 3 is positioned at the part of squeezing outside thorax and is provided with forced section 301, at the adjustable column 401 that be provided with level corresponding to forced section in frame, spring 5 adjustable column 401 is equipped with, spring 5 one end heads on forced section 301, and the other end heads on the adjusting nut 6 with adjustable column 401 threaded engagement.There are two adjustable columns, spring, adjusting nut in this example.This two covers adjustment member equilibrium is placed.About the axial symmetry of cylindrical portion.
The inwall bore D1 of its inner of cylindrical portion 3 is larger than the inwall bore D2 of its outer end of cylindrical portion, and the part inwall bore between its outer end of cylindrical portion of its inner of cylindrical portion diminishes gradually; Its inner of cylindrical portion is provided with outside extension 302, and extension 302 puts in squeeze section 102, and its outer wall of extension mates with its inwall of squeeze section; Squeeze bar 2 and be provided with the head end 201 is connected with the transmission mechanism for oil press, squeeze the tail end of bar and be positioned at cylindrical portion 3, extension 302, the part that the tail end of squeezing bar is positioned at cylindrical portion is cylindrical portion 202.D1 is greater than the tail end squeezing bar, and D2 is less than the tail end squeezing bar.Squeeze between its end face of tail end of bar and its outer end of cylindrical portion and have distance.
Frame corresponding position outside cylindrical portion is provided with normally closed switch K2; The power supply of the power motor M in transmission mechanism is controlled by relay KR, under normal circumstances, cylindrical portion 3 is when home position, motor feeds lower wattage power supply A, when cylindrical portion 3 is subject to the high pressure of the difficulty squeezing material squeezed in thorax, the outside activity of cylindrical portion also touches normally closed switch K2 (i.e. switch 7), and relay K switch R1 controls to power motor input high power power B, to overcome difficult squeezing material; After overcoming difficult squeezing material, cylindrical portion 3 replys home position under the action of the spring, Control power motor input lower wattage power supply.
Normally closed switch K2 is electrically connected with the control end of relay.
Operation principle: turn adjusting nut, makes cylindrical portion movable left, and make the edge of the end of the tail end of squeezing bar and the inwall of cylindrical portion have minimum gap, such as this interstice coverage is 0.3mm to 0.5mm, or less.This gap is less, namely has better oil yield efficiency.Under normal circumstances, cylindrical portion 3 is when home position, and motor feeds lower wattage power supply A.When squeezing the partial material of material or the difficult squeezing running into suddenly difficult squeezing in chamber, squeezing chamber and can produce high pressure inside, squeezing bar and can be subject to high-drag, may cause rotating, even burn out power motor.When cylindrical portion 3 is subject to the high pressure of the difficulty squeezing material squeezed in thorax, cylindrical portion is outwards movable, make, between the edge of the end of the tail end of squeezing bar and the inwall of cylindrical portion, there is larger gap, and touch normally closed switch K2 (i.e. switch 7), K2 control relay works, relay K switch R1 controls to power motor input high power power B, such power motor must be attended the meeting and be produced larger power, squeeze bar and can overcome resistance, motor can not burn out, after the inwall at the edge and cylindrical portion that simultaneously squeeze the end of the tail end of bar has larger gap, the difficult material squeezed can be allowed to realize as early as possible having squeezed, go out from space, to overcome difficult squeezing material, after overcoming difficult squeezing material, cylindrical portion 3 replys home position under the action of the spring, and K2 returns to normal again, Control power motor input lower wattage power supply A.Like this can dynamic equilibrium, control the problem of the difficulty squeezing part of material.Even be entirely oarse-grained material, automatically can control to work under high power motor, ensure to adapt to different material requirement, oil yield efficiency is high, need not arrange the sleeve that many covers are conveniently slagged tap, change sleeve without user, user operation is convenient, and user uses lighter.In addition, user can regulate cylindrical portion, realizes regulating the gap between the edge of end of the tail end squeezing bar and the inwall of cylindrical portion, flexible operation, can overcome prior art parts and use of a specified duration to have worn and torn, job insecurity, the problem that oil yield efficiency is not high.
The mode improved is: its inwall of material conveying section is cylindrical shape, and its inwall of squeeze section is cylindrical shape, and its inwall of squeeze section is provided with radially outward recessed pressing tank.
Its cross section of pressing tank is crescent or similar triangle, and the quantity of pressing tank is multiple, is uniformly distributed in its inwall of squeeze section.
The caliber size of its inwall of material conveying section, the caliber size of its inwall of squeeze section are identical.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.