CN101044876A

CN101044876A - Equipment for automatic and continuous rubbing tea-leaves

Info

Publication number: CN101044876A
Application number: CN 200710068299
Authority: CN
Inventors: 程玉明
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-05-05
Filing date: 2007-05-05
Publication date: 2007-10-03

Abstract

An automatic continuous kneading apparatus for preparing tea leaves is composed of machine frame, two or more kneading units serially arranged on said machine frame and consisting of kneading pot, kneading tray and pressing module composed of motor and force measuring device, reciprocating feeder with controllable feeding gate, and automatic belt conveyer under the discharge gates of said kneading trays for discharging the kneaded tea leaves.

Description

A kind of equipment for automatic and continuous rubbing tea-leaves

Technical field

The invention belongs to a kind of machine for processing tea, especially relate to a kind of continuous tea kneading device.

Background technology

Kneading machine is to be used for finishing the machinery of kneading operation in the primary processing of tea processing.Knead the operation purpose and have two: the one, rolling-in bar rope is beneficial to drying and moulding; The 2nd, " destruction " leaf texture moderately, extruding part tea juice both brewed dried tea easily, had certain anti-bubble again, improved consumption value.

Along with the continuous development of tea culture, the increase gradually of tealeaves demand, thus also proposed higher standard for tea-manufacturing technology, tea manufacturing machine, each link can both be carried out the continuous and automatic operation to require to complete, manage bar and knead etc.Knead link in the prior art because technology is special, complex structure is the bottleneck that a complete set of so far tea-manufacturing technology is realized the continuous and automatic operation, for a long time, although unit is kneaded device, for example to knead device as unit quite ripe for 6CR series tea twisting machine, but it can only use as unit, and can not adapted on the continuous and automatic processing line.The unit operation is material loading, blanking not only, and pressurization, pine are pressed all will to finish by one barrel of one barrel of ground of manual operations and kneaded.

Existing knead unit and can be divided into double-acting and single-lift two kinds in the device of kneading according to motion mode, only rub barrel running during single-lift kneading machine work, kneading disk is motionless.Its structure mainly is made of rub barrel, kneading disk and pressure-applying unit, and kneading disk is horizontal to be fixed on three bearings, is a disk that the centre is recessed, and the upper surface of disk is equipped with the rib bone, and the middle part is provided with the door for discharging tea to downward swing door, and the upper surface of door for discharging tea also is provided with the rib bone.Rub barrel is the container that loads tealeaves, is installed on the rub barrel frame of double as connecting rod.Pressure-applying unit comprises a gland, and the parts that drive gland oscilaltion in the rub barrel chamber, gland is a disk that external diameter is more smaller than rub barrel internal diameter, is installed in the rub barrel chamber by screw mechanism control, covers down lifting by screw rod revolution, nut shaft to the moving belt dynamic pressure.During work, transmission device reaches the rub barrel revolution that links with the rub barrel frame through the rub barrel frame of crank slew gear, drive double as connecting rod, makes rub barrel make movement locus above kneading disk and is round plane motion.Kneading in the chamber that kneading disk and rub barrel are formed, tealeaves is stirred, is rubbed, is rolled up pressure repeatedly under gland, the acting in conjunction of rib bone, thereby rubs tight bar rope, rub broken cell, and extruding part tea juice reaches and kneads purpose.Knead in the process, pressure is controlled gland by the motion of screw mandrel and nut ascending, descending is adjusted in fluctuating by spring control of gland.Tealeaves drops into from the top of rub barrel, and the tealeaves after kneading slips out from door for discharging tea and fulfils assignment.

Summary of the invention

For satisfying tealeaves continuous automatic production needs, the present invention aims to provide a kind of equipment for automatic and continuous rubbing tea-leaves, this device is existing ripe single-lift kneading on the apparatus structure basis, around tea rolling mechanism, having continuous automatic production in mind requires to improve, device after the improvement can realize sending automatically continuously leaf, blanking, rub leaf, the leafing purpose, efficiently solve the existing ripe matching problem of kneading unit and other continuous and automatic Work machine link, for a complete set of tea-manufacturing technology realization streamline automated job provide adapt with it knead the flow chart section.

For achieving the above object, the present invention has adopted following technical scheme: this equipment for automatic and continuous rubbing tea-leaves comprises frame, and is arranged on the mechanism of kneading that two on the frame overlapped or two covers are above that every cover is kneaded mechanism and is made of rub barrel, kneading disk and pressure-applying unit; Kneading disk is fixed on the bearing, is a disk that the centre is recessed, and the upper surface of disk is equipped with the rib bone, and the middle part is provided with door for discharging tea; Rub barrel is installed on the rub barrel frame of double as connecting rod; Pressure-applying unit comprises a gland and the parts that drive the gland action, parts comprise lifting screw, it is characterized in that: knead mechanism and be the middle level that " one " font compartment is arranged in the strip frame, the pressure-applying unit of kneading mechanism also comprises pressurization motor and device for measuring force, and the pressurization motor output shaft is connected with the gland lifting screw; The frame upper strata is provided with can make the reciprocating type mobile feeding hopper in gap, and the feeding hopper lower port is provided with a controlled bin gate down; Frame lower floor is provided with automatic leafing conveyer belt, and the door for discharging tea of kneading disk is positioned at leafing conveyer belt top, and door for discharging tea is the controllable type door for discharging tea.

During concrete enforcement, the feeding headwall is provided with light-operated switch, and being provided with of light-operated switch highly is controlling level, and light-operated switch and elevator circuit link.

During concrete enforcement, frame one side is provided with the feeding hopper frame of weighing, and the starting point that feeding hopper moves is located on the frame of weighing.

During concrete enforcement, the controlled bin gate down of feeding hopper lower end is an Electrically operated gate.

During concrete enforcement, feeding hopper shape top is the opening tubular, bottom tubular reducing, and cylindrical outer wall is provided with rolling bearing, and rolling bearing is by the slot type guide supporting of horizontal setting, and whole feeding hopper can be done reciprocating type moving on the slot type guide rail under motor-driven.

During concrete enforcement, a side of door for discharging tea is provided with cylinder, the folding of the controlled system door for discharging tea of cylinder arm.

During concrete enforcement, frame one side of weighing is provided with the feeding device into the feeding hopper transferring raw material, and this device and preceding working procedure export and be complementary, form by feed bin, elevator and feeding port, feeding port be positioned at the feeding hopper upper port directly over.

During concrete enforcement, device for measuring force is made of displacement transducer or load transducer.

Beneficial effect: several existing kneaded mechanism and arrange by in-line, and solved continuous feeding and discharging problem after the below is provided with feed, drawing mechanism respectively thereon; Solve pressing mechanism with pressurization motor and device for measuring force and originally need rely on the hand drive lifting screw of taking turns, make gland realize lifting, and judge the deficiency of compression strength by feel, both realized kneading the automatic and continuous rubbing problem of mechanism, simultaneously, light pressure, weight, light technological action of pressing also meet the mechanism of kneading of tealeaves, thereby, the present invention is that a complete set of tea-manufacturing technology is realized the streamline automated job, provide well adapt with it knead the flow chart section, and simple in structure, technology maturation, reliability height.

For understanding content of the present invention better, be described in further detail again by embodiment below in conjunction with accompanying drawing.

Description of drawings

Fig. 1 is the overall structure schematic diagram of one embodiment of the invention;

Fig. 2 kneads the K of mechanism 5 to the structure for amplifying schematic diagram for first cover among Fig. 1;

Fig. 3 is the left TV structure schematic diagram of kneading disk bottom among Fig. 2, and this figure is mainly used in the control structure of explanation kneading disk door for discharging tea and cylinder thereof;

Fig. 4 is the structural representation of another embodiment of the present invention.

The specific embodiment

Sequence number is represented respectively among the figure: feed bin 1, and elevator 2, feeding port 3, feeding hopper 4, the first covers are kneaded mechanism 5, and guide rail 6, the second covers are kneaded mechanism's 7, the three covers and are kneaded mechanism 8, leafing conveyer belt 9, flexible lead 10, following bin gate 11, bottom 12, the frame 13 of weighing; The slew gear 51 of cranking arm, bearing 52, rub barrel frame 53, rub barrel 54, gland 55, guide pillar 551, outer cover 56, device for measuring force 57, motor 58, decelerator 59, belt pulley case 59a, kneading disk 50, door for discharging tea 501, rib bone 502, cylinder 503.

Referring to Fig. 1, this figure is mainly used in explanation inventor's mentality of designing.Observe from complete machine, the tealeaves that frame left side last process cools down as completing is sent into feed bin 1 by conveyer belt, and the tealeaves in the feed bin 1 is promoted to certain altitude through elevator 2, falls to feeding hopper 4 upper port by feeding port 3,

Feeding hopper 4 is in mobile original position at this moment.The shape top of feeding hopper 4 is the opening tubular, bottom 12 tubular reducings, and the outer wall of tubular is provided with rolling bearing 41, through rolling bearing 41 feeding hopper 4 is shelved on the horizontal slot type guide rail 6.For quantitatively controlling the dress leaf amount in the feeding hopper 4, be provided with light-operated switch on the wall of feeding hopper 4, light-operated switch is connected with the control circuit of elevator 2, when advancing the leaf plethysmogram signal in light-operated switch obtains feeding hopper 4, feed back to elevator 2 control circuits, control elevator 2 stops feeding.Then, motor-driven feeding hopper 4 moves to first cover and kneads mechanism 5 tops and stop, and at this moment, the rub barrel upper port that first cover is kneaded mechanism 5 just in time is positioned under the controlled bin gate 11 down of feeding hopper 4, and Electrically operated gate is opened blanking under the motor effect.

Blanking finishes, and the feeding hopper 4 and first cover are kneaded mechanism 5 and moved respectively:

Feeding hopper 4 is got back to original position under servomotor control, elevator 2 beginning feedings, feeding finish and move to second cover and knead mechanism 7 tops, and so feeding, blanking task are quantitatively finished in circulation.

In conjunction with Fig. 2, Fig. 3, first cover is kneaded mechanism 5, and second cover of material feeding is after this kneaded mechanism 7, the 3rd cover is kneaded mechanism 8 and kneaded operation separately in regular turn.According to time sequencing, first cover is kneaded mechanism 5 and is at first finished and knead operation, tealeaves after kneading slips out from the door for discharging tea 501 of kneading disk, drop down onto on the leafing conveyer belt 9 that is located at door for discharging tea 501 belows, tealeaves after leafing conveyer belt 9 will be kneaded is delivered to next procedure, and that so finishes whole piece tea making continuous and automatic production line kneads the operation of operation section.Can install at the not end of leafing conveyer belt 9 as required and separate block assembly (this separates block assembly is prior-art devices, its objective is that the tealeaves that will lump in the process of kneading disperses), the tealeaves after deblocking is delivered to next procedure by conveyer again.

The structure that first cover that Fig. 2 represents is kneaded mechanism's (and second cover is kneaded mechanism 7, the 3rd cover is kneaded mechanism 8) is identical with the 6CR series kneading machine of maturation in the prior art substantially, how many covers are installed on earth can be selected according to the output needs of automatic production line, and present embodiment is expressed as three covers.Knead operation for making 6CR series kneading machine adapt to continuous and automatic, improved emphasis is aspect two: the one, and the lifting structure of gland and device for measuring force thereof, the 2nd, the access of door for discharging tea 501 is dwindled, and rib bone 502 length that suitably extend (will be described below its structure and the purpose once more.

Every cover is kneaded

mechanism

5,7,8 and is all adopted independently unit drive mechanism, power by motor through belt transmission to decelerator 59, decelerator 59 tops drive to one through output shaft and crank arm, cranking arm to rotate to make rub barrel frame 53 and drive other two vertical pivots makes rub barrel 54 do eccentric gyration with respect to kneading disk 50, impel tealeaves in rub barrel 54, evenly to stir, and be subjected to rubbing action after the pressurization of the curve rib bone 502 on gland 55 and the kneading disk 50, tealeaves is rubbed be pressed into bar, and the broken leaf cell, thereby reach the requirement of tea-manufacturing technology.

Kneading disk 50 is single-casting, on wrap corrosion resistant plate, horizontal being fixed on three bearings 52, be a disk that the centre is recessed, the upper surface of disk is equipped with rib bone 502, and the middle part is provided with door for discharging tea 501, door for discharging tea 501 is a downward swing door, and the upper surface of door for discharging tea 501 also is provided with the rib bone.Hinge and cylinder 503 are housed below the door for discharging tea 501, and cylinder 503 is used for switch door for discharging tea 501, and cylinder 503 adopts electromagnetic gas valve control, can realize folk art term and standard-sized sheet door, makes tealeaves avoid once falling suddenly.For avoiding tealeaves to fall suddenly better, impact leafing conveyer belt 9, door for discharging tea 501 areas of present embodiment can be suitably littler, adapts therewith, and the length of rib bone 502 can be suitably longer.

Rub barrel 54 is a leaves storage usefulness, and rub barrel 54 is enclosed within rub barrel frame 53 frameworks and connects with countersunk head screw.Gland 55 is by one-armed pressing mechanism control oscilaltion.Pressure-applying unit is formed (above structure all has original technical pattern, and this will no longer be described in further detail again) by the garden post that lifting screw is housed, curved boom, pressing spring, stage clip, guide pillar 551 and bevel gear group etc.For realizing continuous automatic job, present embodiment changes manual operation of the prior art into electronic operation, the change part is: pressing mechanism is to drive bevel gear by servomotor through decelerator 59, thereby drive lifting screw, when needs add leaf, the curved boom band gland and is risen, during near highest order, because a R groove is arranged above the post of garden, make the curved boom band gland 55 and turn over 90 degree, gland 55 leaves the upper port of rub barrel 54, after adding leaf and finishing, gland 55 moves down, and turns over earlier that 90 degree aim at that rub barrels 54 inner chambers pressurize downwards, its rising or falling speed and all can adjusting pressing time.

The rising or falling speed of gland 55 can divide two kinds, and a kind of is fast, comprises advance and retreat, and a kind of is (worker advances) at a slow speed, and piece advances that to move back slowly be in order to save time, to be used for not pressure stroke, being used to the operation of pressurizeing at a slow speed.Pressurization divides light the pressure again

Weight, weight respectively accounts for certain hour, the size of pressure is adjustable by technology tea making requirement, closed-loop control, can be with load transducer or displacement transducer dynamometry (above-mentioned two kinds of sensors are prior art), the pressure that present embodiment adopts displacement transducer to survey spring is moved distance, because the spring compression distance multiply by the rigidity of spring and is the suffered power of spring, 55 pairs of power that tealeaves applied of gland just, pressurization motor stall behind the pressure of arrival setting, gland 55 is parked on the certain position to be kneaded, and self-locking action is arranged so be parked on the position motionless because of lifting screw.

Require rub barrel frame 53 to be parked in a fixed position during end, aim at the following bin gate 11 of top feeding hopper 4 with the upper port that guarantees rub barrel 54, make drive motors make into to rotate at a slow speed when the time of kneading to sending signal, door for discharging tea 501 is opened tea delivery, tea is closed door for discharging tea 501 after going out only, after rub barrel frame 53 arrived certain position, travel switch made drive motors stop again, the position basically identical that stops like this.

Referring to Fig. 3, a side of door for discharging tea 501 is provided with cylinder 503, the folding of the controlled system door for discharging tea 501 of cylinder arm.

Referring to Fig. 4, the difference of Fig. 4 and Fig. 1 is that the reinforced metering installation drawing 1 of feeding hopper 4 is volumetric method meterings, and Fig. 4 represents the weight method metering.Be provided with the frame 13 of weighing in frame one side, when weighing, the feeding hopper 4 and the frame 13 of weighing are placed on an electronic scale or mechanical lever together and deserve to be called and weigh.Weighing also is provided with the slot type guide rail on the frame 13, and slot type guide rail 6 gaps on its mainframe link, and gap length can not hinder rolling bearing 41 walkings not influence yet and weigh.

During work, last process is as completing, the tealeaves that cools down is sent into feed bin by conveyer belt, tealeaves in the feed bin is promoted to certain altitude through elevator and falls in the feeding hopper, because feeding hopper is shelved on the frame of weighing, when the tealeaves weight in the feeding hopper increases to a setting value, after controlling organization control feeding device stops defeated material, servomotor begins to control feeding hopper and is moved to the sth. made by twisting bucket top feeding that first cover is kneaded mechanism, after the feeding, feeding hopper is got back to original position under servomotor control on the one hand, by the defeated material of feeding device, after being totally lost, be moved to second cover again and knead mechanism, defeated material is finished in circulation.On the other hand, the mechanism of kneading after the feeding begins to knead operation, kneads to finish, and cylinder is opened door for discharging tea, and tealeaves slips and be sent to next procedure to the leafing conveyer belt.Therefore, this device has been realized sending leaf, blanking continuously automatically, has been rubbed leaf, the leafing purpose, efficiently solve the existing ripe matching problem of kneading unit and other continuous and automatic Work machine link, for a complete set of tea-manufacturing technology realization streamline automated job provide adapt with it knead the flow chart section.

Claims

1, a kind of equipment for automatic and continuous rubbing tea-leaves comprises frame, and is arranged on the mechanism of kneading that two on the frame overlapped or two covers are above, and every cover is kneaded mechanism and is made of rub barrel (54), kneading disk (50) and pressure-applying unit; Kneading disk (50) is fixed on the bearing (52), is a disk that the centre is recessed, and the upper surface of disk is equipped with rib bone (502), and the middle part is provided with door for discharging tea (501); Rub barrel (54) is installed on the rub barrel frame (53) of double as connecting rod; Pressure-applying unit comprises a gland (55) and the parts that drive gland (55) action, parts comprise lifting screw, it is characterized in that: knead mechanism and be the middle level that " one " font compartment is arranged in the strip frame, the pressure-applying unit of kneading mechanism also comprises pressurization motor (58) and device for measuring force (57), and pressurization motor (58) output shaft is connected with gland (55) lifting screw; The frame upper strata is provided with can make the reciprocating type mobile feeding hopper in gap (4), and feeding hopper (4) lower port is provided with a controlled bin gate (11) down; Frame lower floor is provided with automatic leafing conveyer belt (9), and the door for discharging tea (501) of kneading disk (50) is positioned at leafing conveyer belt (9) top, and door for discharging tea (501) is the controllable type door for discharging tea.

2, a kind of equipment for automatic and continuous rubbing tea-leaves as claimed in claim 1 is characterized in that: feeding hopper (4) wall is provided with light-operated switch, and being provided with of light-operated switch highly is controlling level, and light-operated switch and elevator (2) circuit links.

3, a kind of equipment for automatic and continuous rubbing tea-leaves as claimed in claim 1 is characterized in that: frame one side, be provided with feeding hopper (4) frame (13) of weighing, and the starting point that feeding hopper (4) moves is located on the frame of weighing (13).

4, as claim or 1 or 2 or 3 described a kind of equipment for automatic and continuous rubbing tea-leaves, it is characterized in that: the controlled bin gate (11) down of feeding hopper (4) lower end is Electrically operated gate.

5, a kind of equipment for automatic and continuous rubbing tea-leaves as claimed in claim 1, it is characterized in that: feeding hopper (4) shape top is the opening tubular, bottom (12) tubular reducing, cylindrical outer wall is provided with rolling bearing (41), rolling bearing (41) is supported by the slot type guide rail (6) of horizontal setting, and whole feeding hopper (4) can be done reciprocating type moving on slot type guide rail (6) under motor-driven.

6, a kind of equipment for automatic and continuous rubbing tea-leaves as claimed in claim 1 is characterized in that: a side of door for discharging tea (501) is provided with cylinder (503), the folding of the controlled system door for discharging tea of cylinder arm (501).

7, a kind of equipment for automatic and continuous rubbing tea-leaves as claimed in claim 1, it is characterized in that: frame (13) one sides of weighing are provided with the feeding device into feeding hopper (4) transferring raw material, this device and preceding working procedure outlet are complementary, form by feed bin (1), elevator (2) and feeding port (3), feeding port (3) be positioned at feeding hopper (4) upper port directly over.

8, a kind of equipment for automatic and continuous rubbing tea-leaves as claimed in claim 1 is characterized in that: device for measuring force (57) is made of displacement transducer or load transducer.