CN113457986B

CN113457986B - Melon piece production is with choosing piece auxiliary device

Info

Publication number: CN113457986B
Application number: CN202110755131.0A
Authority: CN
Inventors: 王胜寒; 汪新东
Original assignee: Anhui Jingyi Tea Co ltd
Current assignee: Anhui Jingyi Tea Co ltd
Priority date: 2021-07-05
Filing date: 2021-07-05
Publication date: 2022-07-01
Anticipated expiration: 2041-07-05
Also published as: CN113457986A

Abstract

The invention belongs to the technical field of tea production, and particularly relates to a picking auxiliary device for melon slice production, aiming at the problem that old yellow leaves are not easy to distinguish from thick tea piles when tea is sorted in the prior art, the picking auxiliary device for melon slice production comprises a conveying rack formed by two symmetrical side plates, a driving roller and a driven roller are respectively arranged at two ends of the conveying rack, the outer walls of roller bodies of the driving roller and the driven roller are wound with a same conveying cloth, and the conveying cloth is made of elastic cloth and extends in the axial direction of the driving roller 9 to enlarge the area of the section in the width direction. The tea leaf screening machine can drive the conveying cloth to extend along the axis direction of the driving roller so as to enlarge the plane area of the section of the conveying cloth, further disperse the stacked tea leaves, reduce the stacking thickness of the tea leaves as much as possible, and expose the yellow leaves to be screened as much as possible so as to be screened fully.

Description

Melon piece production is with choosing piece auxiliary device

Technical Field

The invention relates to the technical field of tea production, in particular to a picking auxiliary device for melon slice production.

Background

The picking standard is mainly one bud, two leaves and three leaves, and the habit of the masses is called as 'open-face' picking; timely pulling the fresh leaves; dividing tender leaves, old leaves and tea stems into three types, then carrying out green removing and stir-frying, when the leaves are fried to be soft, sweeping the raw leaves into a cooked pot, arranging strips, frying while beating to enable the leaves to be gradually flaky, changing the strength according to the tenderness of the fresh leaves, slightly frying the tender leaves, and loosening the broom handle to keep the color and shape. When the old leaves are fried, the broom is tightly worn and the old leaves are lightly tapped into slices. Parching until the leaves are basically shaped, taking out when the water content is about 30%, immediately putting into kang, and then shaping with gross fire, small fire and old fire.

The tea leaves picked in the process need to be sorted into pieces to sort out old leaves and tea stems, the traditional sorting method is that the picked tea leaves are poured into the ground, then the old leaves are checked while being manually spread, and the old leaves and the tea stems are distinguished according to color difference and softness of tender leaves of the old leaves, but the method is suitable for small-scale sorting, once the tea leaves are produced in batch, the old yellow leaves or tea stems are mixed in thick and large piles of tea leaves and need to be sorted out, which is very difficult, so that a sorting auxiliary device suitable for large-scale production is needed.

Disclosure of Invention

The invention provides a picking auxiliary device for melon slice production, aiming at overcoming the problem that old yellow leaves are not easy to distinguish from thick tea piles when tea leaves are sorted in the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme: a picking auxiliary device for melon piece production comprises a picking auxiliary device for melon piece production, and comprises a conveying rack formed by two symmetrical side plates, wherein a driving roller and a driven roller are arranged at two ends of the conveying rack respectively, the outer walls of roller bodies of the driving roller and the driven roller are wound by a same conveying cloth, the conveying cloth is made of elastic cloth and can extend along the axial direction of the driving roller 9 to enlarge the area of the section in the width direction, stacked tea leaves are scattered to reduce the stacking thickness, old yellow leaves to be screened can be exposed as far as possible so as to be screened fully, notches are formed in the top ends of the two side plates of the conveying rack close to the middle part, two groove-shaped slide rails with upward openings and parallel to each other are fixed at the bottom ends of the two notches respectively, and tower-shaped slide blocks are connected in slide grooves of the groove-shaped slide rails in a sliding manner, four the top of tower type slider is fixed with two expansion plates that are parallel to each other, and two expansion plate both sides that back on the back mutually all are provided with the toper tooth, and the conveying cloth one side that pastes nearly drive roller all is fixed with the fixture block that the equidistance distributes in the edge, the card hole with toper tooth cross-section looks adaptation is all reserved to the side of fixture block to can be when the tealeaves of conveying cloth upper surface is carried to the position that is close to breach 2 when using, can control two expansion plates 4 along 3 reverse migration of flute profile slide rail, can prolong conveying cloth 4 this moment and vertically strut, enlarge bearing area, and then scatter tealeaves and be favorable to sorting.

As a preferable scheme in the invention, the circumferential outer walls of the driving roller and the driven roller are provided with annular grooves close to two ends, and the groove depth of each annular groove is matched with the size of the fixture block.

As a preferable scheme in the invention, the edges of the openings at one side of the clamping hole close to the expansion plate are all chamfered, a gap is reserved between the inner wall of the clamping hole and the outer wall of the conical tooth, and the distance between two conical teeth is equal to the distance between two adjacent clamping blocks, so that the two conical teeth on the expansion plate are inserted into the clamping holes in the clamping blocks to avoid tripping.

As a preferred scheme in the invention, a fixed carrier plate with an L-shaped cross section is fixed between two side plates of the conveyor frame and below the gap, a rectangular hole is formed in the middle of the upper surface of the fixed carrier plate, bearing fixing seats are fixed on the upper surface of the fixed carrier plate and located on the front side and the rear side of the rectangular hole, bearings which are coaxially distributed are fixed in the middle of the bearing fixing seats, and a same two-way screw is rotatably connected between the two bearings.

As a preferable scheme in the invention, the middle parts of the lower surfaces of the two expansion plates are respectively fixed with an ear plate, the middle parts of the two ear plates are respectively provided with a screw hole which is coaxial and matched with the bidirectional screw rod, the middle part of the bidirectional screw rod is sleeved with a driven pulley, the lower surface of the fixed support plate is fixed with a driving motor close to the middle part, the top end of an output shaft of the driving motor is fixed with a driving pulley which is in transmission connection with the driven pulley, and the same conveying belt is wound between the circumferential outer walls of the driving pulley and the driven pulley, so that the two expansion plates can be driven to move towards two sides by controlling the driving motor to rotate forwards and backwards to expand the conveying cloth when in use.

According to the preferable scheme of the invention, fixing plates are arranged on the opposite sides of the two side plates close to the lower part of the notch, round holes are formed in the middle parts of the upper surfaces of the two fixing plates, bearing fixing rings are embedded in the round holes, mutually symmetrical conical roller bearings are fixed at the upper end and the lower end of each bearing fixing ring respectively, a same transmission rod is rotatably connected between the two conical roller bearings, stepped expanding wheels are fixed at the top ends of the two transmission rods respectively, the stepped expanding wheels are formed by overlapping gears of disks which are different in diameter and coaxially distributed, and shifting teeth which are distributed at equal intervals are fixed on the circumferential outer wall of the wheel disc.

As a preferable scheme in the present invention, the distance between the dialing teeth is the same as the distance between two adjacent blocks, and the two gears are meshed with each other.

As a preferable scheme in the present invention, a servo motor is fixed to a bottom end of one of the transmission rods, and the servo motor is fixed to a lower surface of the fixing plate by a bolt.

To sum up, the beneficial effect in this scheme is:

a picking auxiliary device for melon slice production is characterized in that conveying cloth with a certain elastic recovery function and capable of longitudinally extending is arranged, and matched with two expansion plates which are connected to a groove-shaped sliding rail in a sliding mode, the conveying cloth can be driven to extend along the axis direction of a driving roller so as to enlarge the plane area of the section where the conveying cloth is located, and therefore tea leaves stacked together are scattered, the stacking thickness of the tea leaves is reduced as far as possible, and the old yellow leaves to be screened can be exposed as far as possible so as to be screened and picked fully;

a slice picking auxiliary device for melon slice production is characterized in that a bidirectional screw and two belt pulleys which are screwed between two expansion plates are arranged, so that when tea leaves on the upper surface of conveying cloth are conveyed to a position close to a notch in use, the two expansion plates can be controlled to move reversely along a groove-shaped slide rail, the conveying cloth can be longitudinally stretched, the bearing area is enlarged, and the tea leaves are scattered to facilitate sorting;

the utility model provides a melon piece production is with choosing piece auxiliary device, two ladder expansion wheels through the intermeshing that sets up to can expand to both sides through the conveying cloth of two ladder expansion wheels's rotation when using and come, and then enlarge bearing area and make the letter sorting process more convenient, and the time of pausing and the degree of engagement also be convenient for control more.

Drawings

Fig. 1 is a schematic sectional structure view of a picking auxiliary device for melon slice production according to the present invention;

fig. 2 is a schematic perspective view of a conveying frame of a picking auxiliary device for melon slice production provided by the invention after a conveying cloth is removed;

fig. 3 is a schematic structural view of a conveying cloth of a picking auxiliary device for melon piece production, which is provided by the invention;

fig. 4 is a schematic cross-sectional structural view of a picking auxiliary device for melon slice production in the second embodiment of the present invention;

fig. 5 is an enlarged schematic structural diagram of a portion a in fig. 4 of a chip picking auxiliary device for producing melon chips according to a second embodiment of the present invention.

In the figure: the device comprises a conveying rack 1, a notch 2, a groove-shaped sliding rail 3, an expansion plate 4, a conical tooth 401, a bearing fixing seat 5, a tower-shaped sliding block 6, a driven belt pulley 7, a rectangular hole 8, a driving roller 9, a driven roller 901, an annular groove 902, a clamping block 10, a clamping hole 1001, a conveying belt 11, a driving belt pulley 12, a conveying belt 1201, a driving motor 13, a fixed support plate 14, a bidirectional screw 15, a conveying cloth 16, a servo motor 17, a fixed plate 18, a gear 19, a poking tooth 20, a step expansion wheel 21, a transmission rod 22 and a bearing fixing ring 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1-3, an auxiliary device for picking melon pieces for production comprises an auxiliary device for picking melon pieces for production, which comprises a conveying frame 1 composed of two symmetrical side plates, a driving roller 9 and a driven roller 901 are respectively arranged at two ends of the conveying frame 1, a motor is fixed at the end of the driving roller 9, a same conveying cloth 16 is wound on the outer walls of the roller bodies of the driving roller 9 and the driven roller 901, the conveying cloth 16 is made of elastic cloth and can extend along the axial direction of the driving roller 9 to enlarge the area of the section in the width direction, and then tea leaves stacked together are scattered to reduce the stacking thickness, so that old yellow leaves to be screened can be exposed as far as possible for full screening, notches 2 are respectively arranged at the top ends of the two side plates of the conveying frame 1 near the middle part, and two groove-shaped slide rails 3 with upward openings and parallel with each other are respectively fixed at the bottom ends of the two notches 2, and equal sliding connection has tower type slider 6 in the spout of flute profile slide rail 3, four tower type slider 6's top is fixed with two expansion plate 4 that are parallel to each other, and two expansion plate 4 both sides that back on the back all are provided with toper tooth 401, and the one side that conveying cloth 16 pressed close to drive roller 9 all is fixed with fixture block 10 that the equidistance distributes in the edge, fixture block 10's side is all reserved the card hole 1001 with toper tooth 401 cross-section looks adaptation, thereby can be when the tealeaves of conveying cloth upper surface is carried to the position that is close to breach 2 when using, can control two expansion plate 4 along flute profile slide rail 3 reverse migration, can prolong vertical the strutting of conveying cloth 4 this moment, enlarge bearing area, and then scatter tealeaves and be favorable to sorting.

In the invention, the outer walls of the circumferences of the driving roller 9 and the driven roller 901 are provided with annular grooves 902 close to two ends, and the depth of the annular groove 902 is matched with the size of the fixture block 10.

In this scheme, the card hole 1001 is close to one side opening edge department of expansion plate 4 and all has the fillet, and leaves the clearance between the downthehole wall of card hole 1001 and the outer wall of toper tooth 401, and the interval between two toper teeth 401 equals the distance between two adjacent fixture blocks 10 to let two toper teeth 401 on the expansion plate 4 avoid the dropout in inserting the card hole 1001 in the fixture block 10.

In this scheme, be close to the below of breach between two curb plates of conveying frame 1 and be fixed with the fixed support plate 14 that the cross-section is L shape structure, and open at the upper surface middle part of fixed support plate 14 has rectangular hole 8, and both sides all are fixed with bearing fixing base 5 around the upper surface of fixed support plate 14 is located rectangular hole 8, and the centre of bearing fixing base 5 is fixed with the bearing of coaxial distribution respectively, rotates between two bearings and is connected with same two-way screw 15.

In this scheme, the lower surface middle part of two expansion board 4 all is fixed with the otic placode, and open respectively at two otic placode middle parts has the screw with 15 coaxial and looks adaptations of two-way screw rod, driven pulley 7 has been cup jointed at the middle part of two-way screw rod 15, and the lower surface of fixed support plate 14 is close to the middle part and is fixed with driving motor 13, driving motor 13's output shaft top is fixed with and forms the drive pulley 12 of being connected with driven pulley 7 formation transmission, the winding has same root conveyer belt 1201 between the circumference outer wall of driving pulley 12 and driven pulley 7, thereby can only need control driving motor 13 to carry out just reversing when using and can drive two expansion board 4 to the both sides motion in order to strut transmission cloth 16.

The working principle is as follows: during the use will wait that the tealeaves of letter sorting pours the last appearance of conveying cloth 16 into from drive roller 9 one end, later when conveying cloth 16 carries tealeaves to near expansion board 4, start driving motor 13, can slowly strut the conveying cloth 4 of expansion board 4 top to both sides under the cooperation transmission of conveyer belt 11 and two-way screw 15 this moment, and then spread the tealeaves that its surface was piled up together and open, come out the convenience screening with the yellow-old leaf that hides in tealeaves heap, wait to screen finishing again the reversal rotation two-way screw 15 with conveying cloth 16 return, screen next section tealeaves with same process again.

Example 2

Referring to fig. 4-5, in this embodiment, compared with embodiment 1, the melon piece picking auxiliary device for melon piece production further includes that fixing plates 18 are disposed on opposite sides of the two side plates and near the lower portions of the notches 2, round holes are formed in the middle portions of the upper surfaces of the two fixing plates 18, bearing fixing rings 23 are embedded in the round holes, symmetrical tapered roller bearings are fixed to the upper ends and the lower ends of the bearing fixing rings 23 respectively, a same transmission rod 22 is connected between the two tapered roller bearings in a rotating manner, stepped expansion wheels 21 are fixed to the top ends of the two transmission rods 22, the stepped expansion wheels 21 are formed by overlapping gears 19 of discs which are different in diameter and coaxially distributed, toggle teeth 20 are fixed to the outer circumferential wall of the wheel disc and distributed at equal intervals, and the size of the toggle teeth 20 is matched with the clamping holes 1001.

Wherein, stir the interval of tooth 20 and the distance between two adjacent fixture blocks 10 the same, and two gears 19 intermeshing to can expand the conveying cloth to both sides through the rim plate top through the rotation of two ladder expansion wheels 21 when using and come, and then enlarge bearing area and make the letter sorting process more convenient.

Wherein, a servo motor 17 is fixed at the bottom end of one of the transmission rods 22, and the servo motor 17 is fixed on the lower surface of the fixed plate 18 through a bolt.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A picking auxiliary device for melon slice production comprises a conveying rack (1) formed by two symmetrical side plates, a driving roller (9) and a driven roller (901) are respectively arranged at two ends of the conveying rack (1), and the outer walls of roller bodies of the driving roller (9) and the driven roller (901) are wound with a same conveying cloth (16), and is characterized in that the conveying cloth (16) is made of elastic cloth and extends along the axial direction of the driving roller (9) to enlarge the area of the conveying cloth (16) in the width direction of the section so as to disperse stacked tea leaves, notches (2) are respectively formed at the top ends of the two side plates of the conveying rack (1) close to the middle part, two groove-shaped slide rails (3) with upward openings and parallel to each other are respectively fixed at the bottom ends of the two notches (2), and tower-shaped sliders (6) are respectively connected in sliding grooves of the groove-shaped slide rails (3) in a sliding manner, four the top of tower type slider (6) is fixed with two expansion plate (4) that are parallel to each other, and two expansion plate (4) both sides that carry on the back mutually all are provided with toper tooth (401), and one side that just conveying cloth (16) pressed close to drive roller (9) lies in edge and all is fixed with fixture block (10) that the equidistance distributes, the side of fixture block (10) is all reserved has card hole (1001) with toper tooth (401) cross-section looks adaptation.

2. The auxiliary device for picking melon pieces in production according to claim 1, wherein the drive roller (9) and the driven roller (901) have annular grooves (902) on the outer wall near the two ends, and the depth of the annular groove (902) is adapted to the size of the fixture block (10).

3. The picking auxiliary device for melon slice production as claimed in claim 2, wherein the edge of the opening of the clamping hole (1001) near one side of the expansion plate (4) is rounded, a gap is left between the inner wall of the clamping hole (1001) and the outer wall of the conical tooth (401), and the distance between two conical teeth (401) is equal to the distance between two adjacent clamping blocks (10).

4. The device as claimed in claim 1, wherein a fixed carrier plate (14) having an L-shaped cross-section is fixed between two side plates of the conveyor frame (1) and below the gap, a rectangular hole (8) is formed in the middle of the upper surface of the fixed carrier plate (14), bearing holders (5) are fixed on the front and rear sides of the rectangular hole (8) on the upper surface of the fixed carrier plate (14), bearings are fixed in the middle of the bearing holders (5) and coaxially distributed, and a single bidirectional screw (15) is rotatably connected between the two bearings.

5. The picking auxiliary device for melon slice production as claimed in claim 4, wherein two ear plates are fixed at the middle of the lower surface of the expansion plate (4), screw holes which are coaxial and adaptive to the two-way screw (15) are respectively opened at the middle of the two ear plates, a driven pulley (7) is sleeved at the middle of the two-way screw (15), a driving motor (13) is fixed at the lower surface of the fixed carrier plate (14) close to the middle, a driving pulley (12) which is in transmission connection with the driven pulley (7) is fixed at the top end of the output shaft of the driving motor (13), and the same conveying belt (1201) is wound between the circumferential outer walls of the driving pulley (12) and the driven pulley (7).

6. The picking auxiliary device for melon slice production as claimed in claim 1, wherein two fixing plates (18) are arranged below one side of the two side plates opposite to each other close to the notch (2), round holes are formed in the middle of the upper surfaces of the two fixing plates (18), bearing fixing rings (23) are embedded in the round holes, symmetrical conical roller bearings are fixed to the upper ends and the lower ends of the bearing fixing rings (23) respectively, the two conical roller bearings are connected with a same transmission rod (22) in a rotating mode, stepped expanding wheels (21) are fixed to the top ends of the two transmission rods (22), the stepped expanding wheels (21) are formed by overlapping gears (19) of discs which are different in diameter and are distributed coaxially, and shifting teeth (20) which are distributed equidistantly are fixed to the outer wall of the circumference of the wheel disc.

7. A slice picking auxiliary device for slice production according to claim 6, wherein the distance between the poking teeth (20) is the same as the distance between two adjacent fixture blocks (10), and the two gears (19) are meshed with each other.

8. The picking auxiliary device for the production of melon slices, according to claim 6, characterized in that a servo motor (17) is fixed at the bottom end of one of the transmission rods (22), and the servo motor (17) is fixed on the lower surface of the fixing plate (18) through bolts.