CN213548426U

CN213548426U - Tea receiving height adjusting mechanism of riding type tea picking machine

Info

Publication number: CN213548426U
Application number: CN202021449915.8U
Authority: CN
Inventors: 苏鸿; 周玉锋; 李革; 曾庆义; 苏和生; 王辰
Original assignee: Zhejiang Fengkai Machinery Co ltd
Current assignee: Zhejiang Fengkai Machinery Co ltd
Priority date: 2020-07-21
Filing date: 2020-07-21
Publication date: 2021-06-29
Anticipated expiration: 2030-07-21

Abstract

The utility model discloses a take advantage of high guiding mechanism of tea-receiving of sitting posture tea-leaf picker, set up two rear column and two front column including bilateral symmetry, the fixed two upper column that are provided with of symmetry on the crossbeam of rear column top, be equipped with slide mechanism on the upper column, be equipped with down slide mechanism on the rear column, go up through connecting rod interconnect between slide mechanism and the lower slide mechanism, take advantage of the lower tip at the connecting rod of tea-leaf picker's tea-leaf receiving board connection, go up slide mechanism through the lift chain and turn to the sprocket and connect tea-leaf board lift jar and be connected, connect tea-leaf board lift jar during operation, through the lift chain, go up slide mechanism and connecting rod drive and connect the tea-leaf board and reciprocate. The utility model discloses a reasonable adjustment connects the height of tea device, has reduced the picking loss of tealeaves by a wide margin, has very high practical value.

Description

Tea receiving height adjusting mechanism of riding type tea picking machine

Technical Field

The utility model relates to a tea production machine, in particular to a tea receiving height adjusting mechanism of a riding type tea plucking machine.

Background

The traditional tea leaves are mostly harvested manually, and although the quality of the tea leaves is good in manual picking, the labor intensity of workers is high, and the picking efficiency is low. In the prior art, some simple tea leaf harvesting machines are available, generally in a single-person backpack type or a double-person hand-carried type, and the production efficiency is not high when the tea leaves are picked by walking and moving of an operator. Therefore, the riding tea plucker with the automatic walking capability is gradually developed, the tea collecting device of the existing riding tea plucker generally adopts the tea collecting box and the tea collecting box is fixed in height, but the height of the tea cutting knife can be adjusted up and down according to the actual production condition, and the tea collecting box with the fixed height is easy to be mismatched with the position of the tea cutting knife when the height of the tea cutting knife is adjusted, so that tea leaves cannot completely enter the tea collecting box, and the picking loss of the tea leaves is increased.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve its high fixed of tea-leaf picking machine of taking advantage of prior art and connect its height of tea-leaf cutting knife, easy and the position mismatch of tealeaves cutting knife when the height control of tealeaves cutting knife leads to tealeaves can not get into completely and connects the problem of tea-leaf device, provides one kind and takes advantage of the tea-leaf height adjustment mechanism that connects of sitting tea-leaf picking machine, connects the height of tea-leaf device through reasonable adjustment, can reduce the picking loss of tealeaves by a wide margin.

The utility model adopts the specific proposal for solving the technical problems that the tea receiving height adjusting mechanism of the riding type tea plucking machine, the frame of the riding type tea plucking machine comprises two rear upright posts and two front upright posts which are arranged in bilateral symmetry, cross beams are arranged above the rear upright posts and the front upright posts on the two sides, two upper upright posts are symmetrically and fixedly arranged on the cross beam above the rear upright posts, the cross sections of the rear upright post and the upper upright post are square, the upper upright post is provided with an upper sliding mechanism, the rear upright post is provided with a lower sliding mechanism, the upper sliding mechanism and the lower sliding mechanism are connected with each other through a connecting rod, a tea receiving plate of the sitting type tea plucking machine is connected to the lower end part of the connecting rod, the upper sliding mechanism is connected with a tea receiving plate lifting cylinder through a lifting chain and a steering chain wheel, and the tea receiving plate lifting cylinder is driven to move up and down through the lifting chain, the upper sliding mechanism and the connecting rod when working. The utility model discloses a connect tea board to be used for installing tealeaves and collect the bag, compare with fixed knot constructs connect the tea case, adopt and collect the bag and collect tealeaves and have simple structure, installation and dismantle (lift tealeaves off) convenient characteristics. The utility model discloses a back stand top is equipped with the stand, a slide mechanism for driving connect the tea board to reciprocate sets up respectively on last stand and back stand, go up through connecting rod interconnect between slide mechanism and the lower slide mechanism, take advantage of the lower tip at the connecting rod of connecing of sitting formula tea-leaf picker, wherein it connects tea board lift cylinder with providing lift power through lift chain and steering sprocket to go up slide mechanism, connect tea board lift cylinder during operation, through the lift chain, it connects the tea board to reciprocate to go up slide mechanism and connecting rod drive, thereby it reciprocates to drive tealeaves collection bag, with the operating mode change that the height adjustment that adapts to tealeaves cutting knife and arouse, ensure the collection of tealeaves, reduce the collection loss of tealeaves. The utility model discloses a reasonable adjustment connects the height of tea device, can reduce the picking loss of tealeaves by a wide margin.

Preferably, the steering chain wheel comprises an upper steering chain wheel arranged at the top of the upper upright post and a lower steering chain wheel arranged on the cross beam, and the tea receiving plate lifting cylinder is a hydraulic cylinder and is transversely arranged on the inner side of the cross beam above the rear upright post. The hydraulic cylinder stretches out and draws back and drives the upper sliding mechanism and the lower sliding mechanism and the tea receiving plate to move up and down through the upper steering chain wheel and the lower steering chain wheel, and the lifting mechanisms on the two sides of the rack lift up and down synchronously.

Preferably, the upper sliding mechanism and the lower sliding mechanism respectively comprise two sliding positioning plates arranged on two opposite sides of the upright post, sliding rolling rollers are arranged between the two sliding positioning plates, the sliding rolling rollers on the upper sliding mechanism and the lower sliding mechanism are 4, the sliding rolling rollers are symmetrically arranged on two sides of the upper upright post and the rear upright post, and the sliding rolling rollers are perpendicular to the sliding positioning plates. The sliding positioning plate is abutted to the stand column through the sliding roller, namely the sliding mechanism is in rolling contact with two opposite side surfaces of the stand column, so that the sliding friction force between the sliding mechanism and the stand column can be further reduced, and the sliding is ensured to be smooth.

Preferably, the slide positioning plates of the upper slide mechanism are arranged on the left side and the right side of the upper stand column, the slide positioning plates of the lower slide mechanism are arranged on the left side and the right side of the rear stand column, the number of the connecting rods is two, the upper ends of the connecting rods are fixedly connected with the two ends of the inner side slide positioning plate of the upper slide mechanism, and the lower ends of the connecting rods are connected with the front side and the rear side of the lower slide mechanism. The two connecting rods can ensure the stress balance of the upper sliding mechanism and the lower sliding mechanism.

Preferably, the upper upright post and the rear upright post are both provided with sliding protection plates, the upper sliding mechanism and the lower sliding mechanism can be connected to the sliding protection plates in a sliding mode, and the vertical length of each sliding protection plate is larger than the lifting amplitude of the tea receiving plate. The utility model discloses all be equipped with the slide protection board on last stand and rear column, avoided slide mechanism and stand direct contact, can change at any time after the slide protection board wearing and tearing, can also ensure like this to connect the slip of tea board smooth and easy when playing the guard action to the main frame.

Preferably, the cross section of the sliding protection plate is U-shaped, the sliding protection plate comprises a sliding plate and two fixing plates connected to two sides of the sliding plate, the distance between the two fixing plates is matched with the side length of the rear upright post, the width of each fixing plate is smaller than half of the side length of the rear upright post, fixing holes are formed in the fixing plates, and the sliding protection plate is fixed on the rear upright post through screws. The width of the fixed plate is less than half of the side length of the upright column, namely, a gap is reserved between the fixed plates of the two oppositely arranged sliding protection plates, so that the sliding protection plates and the upright column are fixed conveniently.

Preferably, the cross beam comprises an outer beam with an inverted U-shaped cross section and two inner beams arranged at two ends of the outer beam in a sliding mode, the top ends of the rear upright post and the front upright post are fixedly connected with the inner beams to form a T-shaped supporting structure, the bottom ends of the rear upright post and the front upright post are fixed on the crawler-type traveling wheels, two wheel track adjusting cylinders corresponding to the inner beams are symmetrically arranged on one side of the outer beam, one end of each wheel track adjusting cylinder is hinged to the outer beam, the other end of each wheel track adjusting cylinder is hinged to the inner beam through a connector, and when the wheel track adjusting cylinders act, the crawler-type traveling wheels are driven by the inner beams, the rear upright posts and the front upright posts to move inwards or outwards. The utility model discloses the rear column front column of one side all is fixed with the crawler-type walking wheel of this side, all be equipped with the outer beam on the rear column of both sides and the front column of both sides, the cross section of outer beam is the shape of falling U, the both ends of outer beam sliding connection respectively have with the inner beam that rear column or front column are fixed, the top of rear column and front column and inner beam fixed connection form T font bearing structure and be used for supporting the outer beam, the inner beam can transversely slide in the recess of outer beam, when needing bigger wheel base, can outwards promote four inner beams in two outer beams in the front and back through wheel base adjusting cylinder, the inner beam drives crawler-type walking wheel lateral shifting outward through rear column and front column, the wheel base of crawler-type walking wheel of both sides becomes big; when a smaller wheel track is needed, four inner beams in the front outer beam and the rear outer beam are pulled inwards through the wheel track adjusting cylinder, the inner beams drive the crawler-type traveling wheels to move inwards and transversely through the rear upright post and the front upright post, and the wheel tracks of the crawler-type traveling wheels on two sides are reduced so as to adapt to the actual situation of the tea garden.

Preferably, a sliding shaft is transversely arranged on the lower sliding mechanism, and the lower end of the connecting rod is connected with the lower sliding mechanism in a sliding manner through the sliding shaft; the lower sliding mechanism is provided with a support, the support is provided with a U-shaped plate, the sliding shaft is arranged on the U-shaped plate, the lower end of the connecting rod is fixed with a dislocation section, and the dislocation section is in sliding connection with the sliding shaft. When the tea plucking machine has the wheel track adjusting function, the lower end of the connecting rod is in sliding connection with the lower sliding mechanism through the sliding shaft, so that the lower sliding mechanism can transversely slide at the lower end of the connecting rod through the sliding shaft during wheel track adjustment, and the up-and-down sliding of the lower sliding mechanism on the rear upright post cannot be influenced.

As preferred, the wheel tread adjustment cylinder sets up in the inboard of outer beam, and the inboard edge of outer beam is equipped with waist shape hole, the cross-section rectangle of personally submitting of inner beam, the connector setting in the inboard of inner beam, the connector passes waist shape hole articulated with the stiff end of pneumatic cylinder, the output of wheel tread adjustment cylinder is articulated with the inboard edge of outer beam, two wheel tread adjustment cylinder symmetries settings that correspond with the inner beam. The inner beam can be conveniently hinged with the fixed end of the wheel track adjusting cylinder through the connector extending out of the waist-shaped hole, and the length of the waist-shaped hole is slightly larger than the transverse moving distance of the one-side crawler-type traveling wheel.

The beneficial effects of the utility model are that, it has effectively solved prior art's riding tea-picker it connects its high fixed of tea device, easy when the altitude mixture control of tealeaves cutting knife with the position mismatch of tealeaves cutting knife, lead to tealeaves can not get into completely and connect the problem of tea device, the utility model discloses a reasonable adjustment connects the height of tea device, can reduce the picking loss of tealeaves by a wide margin, has very high practical value.

Drawings

Fig. 1 is a schematic perspective view of a tea receiving height adjusting mechanism of the riding type tea plucking machine of the present invention;

fig. 2 is a schematic cross-sectional structure diagram of the upper sliding mechanism of the present invention;

fig. 3 is a schematic cross-sectional structure diagram of the lower sliding mechanism of the present invention.

In the figure: 1. the tea-leaf tea-making machine comprises a rear upright post, a front upright post, a cross beam, an upper upright post, an upper sliding mechanism, a lower sliding mechanism, a connecting rod, a tea receiving plate lifting cylinder, an upper steering chain wheel, a lower steering chain wheel, a sliding positioning plate, a sliding roller, a sliding protection plate, a sliding plate, a fixing plate, a sliding shaft, a sliding roller, a sliding protection plate, a sliding plate, a fixing plate, a roller, an outer beam, an inner beam, a wheel span adjusting cylinder, a connecting head, a sliding shaft, a support, a U-shaped plate, a shifting section, a waist-shaped hole, a roller, a crawler traveling wheel, a crawler traveling.

Detailed Description

The following provides a further description of embodiments of the present invention by way of examples and with reference to the accompanying drawings.

Example 1

In the embodiment shown in fig. 1, the tea receiving height adjusting mechanism of the riding type tea plucking machine comprises a frame of the riding type tea plucking machine, wherein two rear upright posts 1 and two front upright posts 2 are arranged in bilateral symmetry, the bottom ends of the rear upright posts and the front upright posts are fixed on crawler type travelling wheels 27, each crawler type travelling wheel comprises a crawler assembly 28 and a rubber crawler 29, a hydraulic motor 30 for driving the rubber crawler is arranged on the crawler assembly, and the rear upright posts and the front upright posts are fixed on the crawler assembly. The rear upright posts and the front upright posts on two sides of the rack are all provided with cross beams 3, two upper upright posts 4 are symmetrically and fixedly arranged on the cross beams above the rear upright posts, the cross sections of the rear upright posts and the upper upright posts are square, the upper upright posts are provided with upper sliding mechanisms 5, the rear upright posts are provided with lower sliding mechanisms 6, the upper sliding mechanisms and the lower sliding mechanisms are connected with each other through connecting rods 7, tea receiving plates 8 of the sitting type tea plucking machine are connected to the lower end parts of the connecting rods, the upper sliding mechanisms are connected with tea receiving plate lifting cylinders 9 through lifting chains (not shown in the figure) and steering chain wheels, and the tea receiving plate lifting cylinders are driven to move up and down through the lifting chains, the upper sliding mechanisms and the connecting rods.

The steering chain wheel comprises an upper steering chain wheel 10 arranged at the top of the upper upright post and a lower steering chain wheel 11 arranged on the cross beam, and the tea receiving plate lifting cylinder is a hydraulic cylinder and is transversely arranged on the inner side of the cross beam above the rear upright post. The upper sliding mechanism and the lower sliding mechanism respectively comprise two sliding positioning plates 12 arranged on two opposite sides of the stand column, a sliding roller 13 is arranged between the two sliding positioning plates, the sliding rollers on the upper sliding mechanism and the lower sliding mechanism are 4, the two sides of the upper stand column and the rear stand column are symmetrically arranged, and the sliding rollers are perpendicular to the sliding positioning plates. The upper sliding mechanism is provided with two sliding positioning plates which are arranged on the left side and the right side of the upper stand column, the lower sliding mechanism is provided with two sliding positioning plates which are arranged on the left side and the right side of the rear stand column, the upper ends of the connecting rods are fixedly connected with the two ends of the inner side sliding positioning plate of the upper sliding mechanism, and the lower ends of the connecting rods are connected with the front side and the rear side of the lower sliding mechanism.

Example 2

The upper upright post and the rear upright post in the embodiment 2 are both provided with sliding protection plates 14, the upper sliding mechanism and the lower sliding mechanism can be connected to the sliding protection plates in a sliding manner, and the vertical length of each sliding protection plate is larger than the lifting amplitude of the tea receiving plate. The cross section of the sliding protection plate is U-shaped, the sliding protection plate comprises a sliding plate 15 and two fixing plates 16 connected to two sides of the sliding plate, the distance between the two fixing plates is matched with the side length of the rear upright column, the width of each fixing plate is smaller than half of the side length of the rear upright column, fixing holes are formed in the fixing plates, the sliding protection plate is fixed on the rear upright column through screws, and the rest of the sliding protection plate is the same as that in embodiment 1.

Example 3

The cross beam of embodiment 3 comprises an outer beam 17 with an inverted U-shaped cross section and two inner beams 18 arranged at two ends of the outer beam in a sliding manner, the top ends of a rear upright post and a front upright post are fixedly connected with the inner beam to form a T-shaped supporting structure, a roller 26 enabling the inner beam to slide smoothly relative to the outer beam is arranged between the inner beam and the outer beam, two wheel track adjusting cylinders 19 corresponding to the inner beam are symmetrically arranged on one side of the outer beam, one end of the wheel track adjusting cylinder is hinged to the outer beam, the other end of the wheel track adjusting cylinder is hinged to the inner beam through a connector 20, and when the wheel track adjusting cylinders act, crawler-type traveling wheels are driven by the inner beam, the rear upright post and the front upright post to move inwards or outwards transversely. The wheel tread of this embodiment is adjusted the jar and is set up the inboard at the outer beam, and the inboard edge of outer beam is equipped with waist shape hole 25, the cross rectangle of personally submitting of inner beam, the connector setting in the inboard of inner beam, the connector passes waist shape hole and wheel tread adjust the stiff end of jar articulated, the output of wheel tread adjustment jar is articulated with the inboard edge of outer beam, two wheel tread adjustment jar symmetries settings that correspond with the inner beam are equipped with four wheel tread adjustment jar altogether on the crossbeam around,.

The lower sliding mechanism of the embodiment is transversely provided with a sliding shaft 21, and the lower end of the connecting rod is connected with the lower sliding mechanism in a sliding way through the sliding shaft; the lower sliding mechanism is provided with a support 22, the support is provided with a U-shaped plate 23, the sliding shaft is arranged on the U-shaped plate, the lower end of the connecting rod is fixed with a dislocation section 24, the dislocation section is in sliding connection with the sliding shaft, and the rest is the same as that in embodiment 1 or embodiment 2.

The utility model discloses a back stand top is equipped with the stand, a slide mechanism for driving connect the tea board to reciprocate sets up respectively on last stand and back stand, go up through connecting rod interconnect between slide mechanism and the lower slide mechanism, take advantage of the lower tip at the connecting rod of connecing of sitting formula tea-leaf picker, wherein it connects tea board lift cylinder with providing lift power through lift chain and steering sprocket to go up slide mechanism, connect tea board lift cylinder during operation, through the lift chain, it connects the tea board to reciprocate to go up slide mechanism and connecting rod drive, thereby the drive connects the tealeaves collection bag on the tea board to reciprocate, change with the operating mode that the altitude mixture control that adapts to tealeaves cutting knife and arouse, ensure the collection of tealeaves, reduce the collection loss of tealeaves. The utility model discloses a reasonable adjustment connects the height of tea device, can reduce the picking loss of tealeaves by a wide margin, has very high practical value.

In addition to the above embodiments, the technical features or technical data of the present invention can be selected and combined again within the scope disclosed in the claims and the specification of the present invention to constitute new embodiments, which can be realized by those skilled in the art without creative efforts, and therefore, the embodiments of the present invention not described in detail should be regarded as specific embodiments of the present invention and within the protection scope of the present invention.

Claims

1. A tea receiving height adjusting mechanism of a riding type tea plucking machine is characterized in that a frame of the riding type tea plucking machine comprises two rear upright posts (1) and two front upright posts (2) which are arranged in bilateral symmetry, it is characterized in that the upper parts of the rear upright posts and the front upright posts on the two sides are respectively provided with a crossbeam (3), the crossbeam above the rear upright posts is symmetrically and fixedly provided with two upper upright posts (4), the cross section of back stand and last stand is the square, goes up and is equipped with slide mechanism (5) on the stand, is equipped with down slide mechanism (6) on the back stand, goes up through connecting rod (7) interconnect between slide mechanism and the lower slide mechanism, takes advantage of sitting tea-leaf picker connect tea board (8) and connect the lower tip at the connecting rod, goes up slide mechanism and passes through lifting chain and steering sprocket and connect tea board lift cylinder (9) to be connected, connects tea board lift cylinder during operation, drives through lifting chain, last slide mechanism and connecting rod and connects the tea board and reciprocate.

2. The tea receiving height adjusting mechanism of the riding type tea plucker as claimed in claim 1, wherein the steering sprocket comprises an upper steering sprocket (10) provided at the top of the upper column and a lower steering sprocket (11) provided on the beam, and the tea receiving plate lifting cylinder is a hydraulic cylinder and is transversely provided inside the beam above the rear column.

3. The tea-receiving height adjusting mechanism of the riding type tea-leaf picker according to claim 1, wherein the upper sliding mechanism and the lower sliding mechanism each comprise two sliding positioning plates (12) arranged at opposite sides of the upright post, a sliding roller (13) is arranged between the two sliding positioning plates, the sliding rollers on the upper sliding mechanism and the lower sliding mechanism are 4, the sliding rollers are symmetrically arranged at two sides of the upper upright post and the rear upright post, and the sliding rollers are perpendicular to the sliding positioning plates.

4. The tea-receiving height adjusting mechanism of the riding-type tea plucker as claimed in claim 3, wherein the slide positioning plates of the upper slide mechanism are provided on both sides of the upper column, the slide positioning plates of the lower slide mechanism are provided on both sides of the rear column, two connecting rods are provided, an upper end of the connecting rod is fixedly connected to both ends of the inner side slide positioning plate of the upper slide mechanism, and a lower end of the connecting rod is connected to both sides of the lower slide mechanism.

5. The tea receiving height adjusting mechanism of the riding type tea plucker as claimed in claim 1, wherein the upper column and the rear column are provided with sliding protection plates (14), the upper and lower sliding mechanisms are slidably connected to the sliding protection plates, and the vertical length of the sliding protection plates is greater than the lifting amplitude of the tea receiving plates.

6. The tea receiving height adjusting mechanism of the riding type tea plucker as claimed in claim 5, wherein the sliding protection plate has a U-shaped cross section and comprises a sliding plate (15) and two fixing plates (16) connected to both sides of the sliding plate, the distance between the two fixing plates is adapted to the side length of the rear pillar, the width of the fixing plate is less than half of the side length of the rear pillar, the fixing plate is provided with fixing holes, and the sliding protection plate is fixed to the rear pillar by screws.

7. The tea receiving height adjusting mechanism of the riding type tea plucker as claimed in claim 1, wherein the cross beam comprises an outer beam (17) with an inverted U-shaped cross section and two inner beams (18) slidably disposed at both ends of the outer beam, top ends of the rear upright post and the front upright post are fixedly connected with the inner beams to form a T-shaped supporting structure, bottom ends of the rear upright post and the front upright post are fixed on the crawler type traveling wheels (27), two wheel span adjusting cylinders (19) corresponding to the inner beams are symmetrically disposed at one side of the outer beam, one end of each wheel span adjusting cylinder is hinged to the outer beam, the other end of each wheel span adjusting cylinder is hinged to the inner beam through a connector (20), and when the wheel span adjusting cylinders act, the crawler type traveling wheels are driven to move transversely inwards or outwards through the inner beams, the rear upright posts and the front upright posts.

8. The tea receiving height adjusting mechanism of the riding type tea plucker as claimed in claim 7, wherein a sliding shaft (21) is transversely provided on the lower sliding mechanism, and the lower end of the connecting rod is slidably connected with the lower sliding mechanism through the sliding shaft; be equipped with support (22) on the lower slide mechanism, be equipped with U-shaped board (23) on the support, the sliding shaft set up on the U-shaped board, the lower extreme of connecting rod is fixed with dislocation section (24), dislocation section and sliding shaft sliding connection.

9. The tea receiving height adjusting mechanism of the riding type tea plucker as claimed in claim 7, wherein the wheel span adjusting cylinder is arranged at the inner side of the outer beam, a waist-shaped hole (25) is arranged at the inner side edge of the outer beam, the cross section of the inner beam is rectangular, the connector is arranged at the inner side of the inner beam, the connector passes through the waist-shaped hole to be hinged with the fixed end of the wheel span adjusting cylinder, the output end of the wheel span adjusting cylinder is hinged with the inner side edge of the outer beam, and the two wheel span adjusting cylinders corresponding to the inner beam are symmetrically arranged.