CN215011743U - Pick-up feeding device - Google Patents

Abstract

The utility model relates to a pick up feeding device, including pickup and rotor, its technical essential is: the front side of the bottom bin support at the rotor place is fixed with a front bottom plate connected with a main bottom plate below the rotor, the tops of two ends of the front bottom plate are respectively left, the top of two ends of the front bottom plate is provided with a grass blocking frame, two ends of the grass blocking frame are respectively connected and fixed with large side plates at two ends of the pickup, the grass blocking frame is provided with a grass blocking top surface extending towards the direction of the front bottom plate from the oblique upper side of the pickup, the front portion of the grass blocking top surface is provided with an avoiding opening corresponding to an elastic tooth rotating path of the pickup, the rear portion of the bottom bin at the rotor place is fixed with a grass poking device, and each rotor blade is of a split structure. Compared with the existing picking and feeding device, the picking is thorough without material leakage, the forage feeding is uniform, the inconvenience and resource waste caused by the integral structure of the rotor blade are avoided, the grass blocking effect is obvious, the picking efficiency is ensured, and the maintenance cost is saved.

Description

Pick-up feeding device

Technical Field

The utility model relates to a straw circle bundle bundling machine technical field, concretely relates to pick up feeding device.

Background

The picking and feeding device of the straw round bundle bundling machine comprises a pickup device and a rotor, straws picked up by the pickup device are fed into the bundling chamber through the rotor, bundling is completed in the bundling chamber, and then the straws are released out of the bin. However, the following problems exist in the using process:

1. a leakage gap exists between the position of the pickup and the bottom bin where the rotor is located, so that forage easily falls on the ground when being sent to the rotor; 2. the forage entering the baling chamber from the rotor has the problem of concentrated inrush, which is not beneficial to uniform baling in the baling chamber; 3. the rotor consists of a rotor shaft and rotor blades welded outside the rotor shaft, each rotor blade is of a whole structure, the positions of the blades are different in operation, the abrasion degrees of the blades are different, the blades can be damaged and deformed after being operated for a period of time, normal operation is influenced, the damaged blades need to be integrally replaced, operation is complex, resources are wasted, and maintenance cost is high; 4. the pick-up device mostly adopts a full guard ring elastic tooth pick-up mechanism, and the full guard ring or the half guard ring is required to be installed singly, which wastes time and labor; in the in-service use can not avoid the forage book to advance the pickup, very big to the damage of bullet tooth, and the efficiency is picked up in the influence, also has wearing and tearing to the whole transmission system of machine of baling. Based on this, the existing pick-up and feed device still needs to be improved.

Disclosure of Invention

The utility model aims at providing a solve above-mentioned problem rational in infrastructure, use reliable pick-up feeding device, compare with current pick-up feeding device, pick up thoroughly not hourglass material, the forage feeding is even, has avoided inconvenient, the extravagant resource of maintenance that rotor blade monolithic structure brought, keeps off the grass effect and is showing, has guaranteed to pick up efficiency, has practiced thrift the maintenance cost.

The technical scheme of the utility model is that:

the utility model provides a pick-up feeding device, includes pickup and rotor, the big curb plate at pickup both ends is articulated with the end storehouse support at rotor place, and its technical essential is: a front bottom plate connected with a main bottom plate below the rotor is fixed on the front side of a bottom bin support where the rotor is located, the length of the front bottom plate is larger than that of the main bottom plate, the upper parts of two ends of the front bottom plate in the length direction are respectively provided with a left-side pushing screw and a right-side pushing screw, the left-side pushing screw and the right-side pushing screw are horizontally positioned on the left side and the right side of the rotor, a grass blocking frame is arranged between the front bottom plate and a pickup, two ends of the grass blocking frame are respectively connected and fixed with large side plates at two ends of the pickup, the grass blocking frame is provided with a grass blocking top surface extending from the upper part of the pickup to the direction of the front bottom plate, the front part of the grass blocking top surface is provided with an avoiding opening corresponding to an elastic tooth rotating path of the pickup, a grass poking device is fixed on the rear part of the bottom bin where the rotor is located, the grass poking device comprises a grass poking shaft parallel to the rotor shaft and grass poking knives uniformly arranged on the poking shaft in the axial direction, and a grass poking knife is arranged between two adjacent rotor blades of the rotor, each rotor blade adopts a split structure.

In the pickup and feeding device, the rotor comprises the rotor shaft and a plurality of rotor blades axially arranged along the rotor shaft, each rotor blade comprises a plurality of small blades symmetrically distributed around the rotor shaft, two adjacent small blades are fixedly connected by using the bolt pair, and a positioning structure is arranged between each small blade and the rotor shaft.

According to the picking and feeding device, the number of the small blades of each rotor blade is three, the head parts of the three small blades are connected to form a three-jaw structure, the top ends of the three small blades are bent anticlockwise or clockwise simultaneously, the head ends of the small blades are provided with the stepped through holes I, the tail ends of the small blades are provided with the through holes II, the stepped through holes I of each small blade are overlapped with the central lines of the through holes II of the adjacent small blades, the tip ends of bolts of the bolt pairs sequentially penetrate through the stepped through holes I and the through holes II and then are locked and fixed with nuts, and the positions of the small blades corresponding to the nuts are provided with the limiting planes.

In the pickup feeding device, the positioning structure consists of the positioning convex key arranged on the small blade facing the rotor shaft side and the positioning groove arranged on the rotor shaft and corresponding to the positioning convex key. And each small blade realizes axial and radial dual positioning through the positioning structure and the rotor shaft, so that the positioning of the rotor blade on the rotor shaft is more accurate, and the installation and the disassembly are convenient.

In the pick-up and feed device, the small blades of two adjacent rotor blades are staggered, and the included angle of the circle centers of the two adjacent small blades is 10-30 degrees relative to the axial lead of the rotor shaft.

Foretell pickup feeding device, the pickup includes the pickup main shaft, locates the fixed disk of picking up the main shaft left and right both ends, plays the tooth around the multirow that the axial lead of picking up the main shaft evenly arranged, and every row plays the bullet tooth seat that the tooth belonged to and plays the tooth seat both ends and be connected with the fixed disk that corresponds the side respectively along picking up main shaft axial extension, is equipped with the fender grass board between two adjacent bullet tooth seats, the fender grass board corresponds every bullet tooth position and all is equipped with dodges the breach, and fender grass board front end corresponds two adjacent bullet positions between the tooth of a row of bullet tooth and is equipped with the intertooth fender grass extension plate, and each fender grass board evenly arranges around the axial lead of picking up the main shaft, forms the fender grass space of wrapping up the main shaft jointly with each bullet tooth seat, fender grass board is the arc, and each fender grass board forms incomplete cylindrical surface jointly to make things convenient for the smooth pickup of forage.

In the above pick-up and feed device, the edge of the fixed disk is provided with the clamping grooves corresponding to the elastic tooth seats, the two ends of the elastic tooth seat are respectively provided with a clamping part inserted into the clamping groove, the two ends of the elastic tooth seat are welded and fixed with the fixed disc, the elastic tooth seats are provided with through-long axial grooves for installing elastic teeth, the front side walls of the axial grooves are bent and lapped on the edge of the fixed disc, the front side walls of the axial grooves are provided with inserting grooves corresponding to the extension plates for grass blocking between the teeth, two adjacent elastic tooth seats are arranged in the elastic tooth seats, the upper edge of the front side wall of the rear elastic tooth seat is fixedly connected with the rear end of the grass baffle by a bolt pair, the lower surface of the upper edge of the front side wall of the elastic tooth seat is welded with a nut of the bolt pair, the tail ends of the extension plates for grass blocking between the teeth at the front end of the grass blocking plate are inserted into the slots on the front side wall of the front elastic tooth seat, and the slots correspond to the extension plates for grass blocking between the teeth one by one.

In the picking and feeding device, the grass blocking plate is of an integral structure or is divided into two parts along the axial direction of the picking spindle to form a split structure or is divided into four parts along the axial direction of the picking spindle to form a split structure.

Foretell pickup feeding device, it has a plurality of intermediate support dishes to keep off along axial fixity in the grass space, intermediate support dish periphery is equipped with the support breach that corresponds the spring tooth seat, intermediate support dish periphery is fixed with the arc supporting seat I that corresponds the fender grass board in addition, arc supporting seat I utilizes bolt pair to be connected fixedly with fender grass board, the nut in the lower surface welding bolt pair of arc supporting seat I. The design of middle supporting disk is in order to strengthen the support for the spring tooth seat, and the design of arc supporting seat I is in order to strengthen the support to fender grass board.

Foretell pick up feeding device, the fixed disk periphery is fixed with the arc supporting seat II that corresponds the fender grass board in addition, arc supporting seat II utilizes bolt pair to connect fixedly with the fender grass board, and the nut in the lower surface welding bolt pair of arc supporting seat II. The arc-shaped support seat II is designed to strengthen the support of the grass blocking plate.

The utility model has the advantages that:

1. compared with the existing picking and feeding device, the grass blocking frame is additionally arranged, the problem that the forage drops on the ground when being sent to the rotor is solved, the forage is thoroughly picked without leaking, the grass poking device is additionally arranged at the rear part of the bottom bin where the rotor is located, and the grass poking knife of the grass poking device solves the problem that the forage intensively gushes into the baling chamber, so that the forage is uniformly fed, and the forage is favorably and uniformly bundled.

2. The rotor blade of the traditional integral structure is changed into a split structure, the problems of inconvenient maintenance and resource waste caused by the integral structure of the rotor blade are avoided, an ideal use state can be achieved by only replacing the small blade according to the abrasion condition, and the maintenance time and cost are saved.

3. The grass blocking extension plate is arranged between the grass blocking plate and the teeth of the pickup, the grass blocking effect is obvious, the grass is greatly prevented from being coiled into the pickup, the damage to the elastic teeth and the transmission system in work is greatly reduced, the service life of the elastic teeth is prolonged, the maintenance frequency is reduced, and the pickup efficiency is improved. Keep off the grass board direct mount and play between the toothholder in adjacent two rows, quantity more traditional protective shroud significantly reduces, and installation labour saving and time saving is showing and is improving installation effect and maintenance efficiency.

Drawings

Fig. 1 is a perspective view of the present invention;

fig. 2 is a perspective view from another perspective of the present invention;

fig. 3 is a front view of the present invention;

FIG. 4 is a sectional view taken along line A-A of FIG. 3;

FIG. 5 is a left side view of FIG. 3;

fig. 6 is a perspective view of the pickup;

fig. 7 is a front view of the pickup;

FIG. 8 is a sectional view taken along line B-B of FIG. 7;

FIG. 9 is a left side view of FIG. 7;

FIG. 10 is an enlarged view of section I of FIG. 6;

FIG. 11 is a schematic view of the structure of the rotor shaft;

FIG. 12 is a schematic view of the construction of the vanelets;

FIG. 13 is a front view of the rotor;

fig. 14 is a cross-sectional view taken along line C-C of fig. 13.

In the figure: 1. the grass-poking device comprises a bottom bin support, 2. a grass-poking device, 201. a grass-poking shaft, 202. a grass-poking knife, 3. a rotor, 301. a rotor shaft, 302. a small blade, 303. a bolt pair, 304. a positioning groove, 305. a positioning convex key, 306. a thinning groove, 307. a limiting plane, 308. a step-shaped through hole I, 309. a through hole II, 4. a gear box, 5. a chain wheel C, 6. a chain B, 7. a double chain wheel B, 8. a chain A, 9. a right pushing spiral, 10. a chain wheel A, 11. a picker, 1101. a picking main shaft, 1102. an elastic tooth, 1103. a grass blocking plate, 1104. a fixed disc, 1105. a sprocket tooth blocking extension plate, 1106. an arc-shaped support seat II, 1107. an arc-shaped support seat I, 1108. an elastic tooth seat, 1109. a middle support plate, 1110. a clamping part, 1111. an insertion slot, 12. a grass blocking frame, 13. a large side plate, 14. a left pushing spiral, 15. a front bottom bin bottom plate, 16. a bottom bin, 17. a grass blocking blade, 17. a positioning groove, 13. a positioning convex blade, 13. a positioning groove, a positioning protrusion, a positioning groove, a, 18. Chains C, 19, sprocket E.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and reference numerals.

As shown in fig. 1-14, the pick-up and feed device comprises a pick-up device 11 and a rotor 3, wherein large side plates 13 at two ends of the pick-up device 11 are hinged with a bottom bin bracket 1 where the rotor 3 is located. A front bottom plate 15 connected with a main bottom plate below the rotor 3 is fixed on the front side of the bottom bin support 1 where the rotor 3 is located, the length of the front bottom plate 15 is larger than that of the main bottom plate, and a left pushing screw 14 and a right pushing screw 9 are respectively arranged above two ends of the front bottom plate 15 in the length direction. The left-side pushing screw 14 and the right-side pushing screw 9 are positioned on the left side and the right side of the rotor 3 in the horizontal direction. A grass blocking frame 12 is arranged between the front bottom plate 15 and the pickup device 11, two ends of the grass blocking frame 12 are respectively connected and fixed with the large side plates 13 at two ends of the pickup device 11, the grass blocking frame 12 is provided with a grass blocking top surface which extends from the pickup device 11 to the front bottom plate 15 in an oblique upper direction, and the front part of the grass blocking top surface is provided with an avoiding opening corresponding to a rotation path of the elastic teeth 1102 of the pickup device. The rear part of the bottom bin 16 where the rotor 3 is located is fixed with a grass poking device 2, the grass poking device 2 comprises a grass poking shaft 201 parallel to the rotor shaft 301 and grass poking knives 202 evenly arranged on the grass poking shaft 201 along the axial direction, and one grass poking knife 202 is arranged between two adjacent rotor blades of the rotor 3. Each rotor blade adopts a split structure.

In this embodiment, the rotor 3 includes a rotor shaft 301 and a plurality of rotor blades axially arranged along the rotor shaft 301, each rotor blade is composed of a plurality of small blades 302 symmetrically distributed around the rotor shaft 301, two adjacent small blades 302 are fixedly connected by a bolt pair 303, and a positioning structure is arranged between each small blade 302 and the rotor shaft 301. The number of the small blades 302 of each rotor blade is three, the head parts of the three small blades 302 are connected to form a three-claw structure, the top ends of the three small blades 302 are bent towards the anticlockwise direction or the clockwise direction, the head ends of the small blades 302 are provided with stepped through holes I308, the tail ends of the small blades 302 are provided with through holes II 309, the stepped through holes I308 of each small blade 302 are overlapped with the center lines of the through holes II 309 of the adjacent small blades 302, the tip ends of bolts of the bolt pairs 303 sequentially penetrate through the stepped through holes I308 and the through holes II 309 and then are locked and fixed with nuts, and the positions of the small blades 302 corresponding to the nuts are provided with limiting planes 307. The positioning structure is composed of a positioning projecting key 305 arranged on the side of the small blade 302 facing the rotor shaft, and a positioning groove 304 arranged on the rotor shaft 301 and corresponding to the positioning projecting key 305. Each small blade 302 and the rotor shaft 301 realize double axial and radial positioning through the positioning structure, so that the positioning of the rotor blade on the rotor shaft 301 is more accurate, and the installation and the disassembly are convenient. The small blades 302 of two adjacent rotor blades are arranged in a staggered mode, and the included angle between the circle centers of the two adjacent small blades 302 is 10-30 degrees relative to the axial lead of the rotor shaft 301. Two side surfaces of the small blade 302 are respectively provided with mutually symmetrical thinning grooves 306, so that on one hand, weight is reduced, and on the other hand, a feeding space between two adjacent rotor blades is increased.

The pickup device comprises a pickup spindle 1101, a fixed disc 1104 arranged at the left end and the right end of the pickup spindle 1101, and a plurality of rows of elastic teeth 1102 uniformly arranged around the axis line of the pickup spindle 1101. Every row of bullet tooth seat 1108 that plays tooth 1102 place is followed the fixed disk 1104 that picks up main shaft 1101 axial extension and play tooth seat 1108 both ends and is connected with the side that corresponds respectively, is equipped with fender grass board 1103 between two adjacent bullet tooth seats 1108, fender grass board 1103 corresponds every bullet tooth 1102 position and all is equipped with dodges the breach, and fender grass board 1103 front end is equipped with the extension board 1105 of fender grass between two adjacent bullet teeth 1102 that correspond same row of bullet tooth, and each fender grass board 1103 evenly arranges around the axial lead of picking up main shaft 1101, forms the fender grass space of wrapping picking up main shaft 1101 jointly with each bullet tooth seat 1108, fender grass board 1103 is the arc, and each fender grass board 1103 forms incomplete cylindrical surface jointly to make things convenient for the smooth picking up of forage. The grass blocking plate 1103 has a whole piece structure or a split structure formed by dividing the picking main shaft 1101 into two parts or a split structure formed by dividing the picking main shaft 1101 into four parts.

The edge of the fixed disk 1104 is provided with a slot corresponding to each spring tooth seat 1108, the two ends of the spring tooth seats 1108 are respectively provided with a clamping part 1110 inserted into the slot, the two ends of the spring tooth seat 1108 are welded and fixed with the fixed disc 1104, the spring tooth seat 1108 is provided with a through-long axial groove for installing the spring tooth 1102, the front side wall of the axial groove is bent and lapped on the edge of the fixed disc 1101, the front side wall of the axial groove is provided with a slot 1111 corresponding to the extension plate 1105 for grass blocking between teeth, two adjacent elastic tooth seats 1108, the upper edge of the front side wall of the rear latch seat 1108 is fixedly connected with the rear end of the grass baffle 1103 by a bolt pair, the upper edge of the front side wall of the elastic tooth seat 1108 is welded with a nut of the bolt pair along the lower surface, the tail end of each inter-tooth grass blocking extension plate 1105 at the front end of the grass blocking plate 1103 is inserted into the slot 1111 of the front side wall of the front elastic tooth seat 1108, and the slots 1111 are in one-to-one correspondence with the inter-tooth grass blocking extension plates 1105.

Keep off in the grass space along axial fixity have a plurality of middle supporting disk 1109, middle supporting disk 1109 periphery is equipped with the support breach that corresponds spring tooth seat 1108, middle supporting disk 1109 periphery is fixed with the arc supporting seat I1107 that corresponds fender grass board 1103 in addition, arc supporting seat I1107 utilizes the bolt pair to be connected fixedly with fender grass board 1103, the nut in the lower surface welding bolt pair of arc supporting seat I1107. The design of middle supporting disk 1109 is in order to strengthen the support for spring tooth seat 1108, and the design of arc supporting seat I1107 is in order to strengthen the support to fender 1103. The periphery of the fixed disc 1104 is additionally fixed with an arc-shaped support seat II 1106 corresponding to the grass baffle 1103, the arc-shaped support seat II 1106 and the grass baffle 1103 are fixedly connected through a bolt pair, and nuts in the bolt pair are welded on the lower surface of the arc-shaped support seat II 1106. The arc support seat II 1106 is designed to enhance the support of the grass guard 1103.

In this embodiment, the rows of the elastic teeth 1102 on the pickup device 11 are 6 rows, or may be 5 rows, and are distributed at equal intervals to pick up the grass on the ground and throw the grass onto the front bottom plate 15 through the grass blocking frame 12. The straw blocking frame 12 is used for filling a gap between the pickup 11 and the front bottom plate 15, so that the straws cannot directly fall on the ground. Meanwhile, the two ends of the grass blocking frame 12 are respectively connected and fixed with the large side plates 13 at the two ends of the pickup 11, so that the effect of supporting and strengthening is achieved, and the pickup 11 is protected. The width of the pickup 11 is wider than the baling chamber, and the forage on both sides is pushed to the middle part by the left and right pushing screws 14 and 9, and then is fed into the baling chamber by the rotor 3 and the grass poking device 2, see fig. 4. The grass poking shaft 201 of the grass poking device 2 is positioned above the inclined rear part of the rotor shaft 301, the tail end of the grass poking knife 202 extends towards the rotor shaft 301, the grass poking knife 202 is arranged in the middle of the rotor blades, grass is dispersedly squeezed into a bundling chamber, and the grass is prevented from being intensively gushed.

When the right-side pushing screw 9 is used, the rotor shaft 301 is driven to rotate through the gear box 4, the other output shaft of the gear box 4 drives the chain wheel C5 to rotate, the chain wheel C5 drives the double chain wheel B7 arranged at the shaft end of the right-side pushing screw 9 to rotate through the chain B6, and therefore the right-side pushing screw 9 is driven to rotate; the double chain wheel B7 drives a chain wheel A10 arranged at the left end of the picking main shaft 1101 to rotate through a chain A8, and then drives the picker 11; the sprocket E19 provided at the left end of the main picking shaft 1101 rotates with the main picking shaft 1101, and simultaneously, the sprocket D17 provided at the shaft end of the left-hand auger 14 is driven to rotate by the chain C18, so as to drive the left-hand auger 14 to rotate. The pickup device 11 picks up the grass on the ground in the rotating process, and throws the grass to the rotor 3 side through the grass blocking frame 12, and the materials on the two sides are pushed to the middle part by the left and right side pushing screws 14 and 9 and then enter the feeding range of the rotor 3. The combination has good effect in arrangement and use, high picking efficiency, clean picking, low failure rate and convenient maintenance and repair.

The embodiments of the present invention have been described in detail, but the description is only for the preferred embodiments of the present invention and should not be construed as limiting the scope of the present invention. All equivalent changes and modifications made within the scope of the present invention should be covered by the present patent.

Claims (10)

1. The utility model provides a pick-up feeding device, includes pickup apparatus and rotor, the big curb plate at pickup apparatus both ends is articulated with the end storehouse support at rotor place, its characterized in that: a front bottom plate connected with a main bottom plate below the rotor is fixed on the front side of a bottom bin support where the rotor is located, the length of the front bottom plate is larger than that of the main bottom plate, the upper parts of two ends of the front bottom plate in the length direction are respectively provided with a left-side pushing screw and a right-side pushing screw, the left-side pushing screw and the right-side pushing screw are horizontally positioned on the left side and the right side of the rotor, a grass blocking frame is arranged between the front bottom plate and a pickup, two ends of the grass blocking frame are respectively connected and fixed with large side plates at two ends of the pickup, the grass blocking frame is provided with a grass blocking top surface extending from the upper part of the pickup to the direction of the front bottom plate, the front part of the grass blocking top surface is provided with an avoiding opening corresponding to an elastic tooth rotating path of the pickup, a grass poking device is fixed on the rear part of the bottom bin where the rotor is located, the grass poking device comprises a grass poking shaft parallel to the rotor shaft and grass poking knives uniformly arranged on the poking shaft in the axial direction, and a grass poking knife is arranged between two adjacent rotor blades of the rotor, each rotor blade adopts a split structure.

2. The pick-up and feed device as claimed in claim 1, wherein: the rotor comprises a rotor shaft and a plurality of rotor blades axially arranged along the rotor shaft, each rotor blade consists of a plurality of small blades symmetrically distributed around the rotor shaft, two adjacent small blades are fixedly connected through a bolt pair, and a positioning structure is arranged between each small blade and the rotor shaft.

3. A pick-up and feed device as claimed in claim 1 or 2, characterized in that: the number of the small blades of each rotor blade is three, the head parts of the three small blades are connected to form a three-jaw structure, the top ends of the three small blades are bent towards the anticlockwise direction or the clockwise direction, the head ends of the small blades are provided with step-shaped through holes I, the tail ends of the small blades are provided with through holes II, the step-shaped through holes I of each small blade are overlapped with the central lines of the through holes II of the adjacent small blades, the tip ends of bolts of the bolt pairs sequentially penetrate through the step-shaped through holes I and the through holes II and then are locked and fixed with nuts, and the positions, corresponding to the nuts, of the small blades are provided with limiting planes.

4. A pick-up and feed device as claimed in claim 2, characterised in that: the positioning structure is composed of a positioning convex key arranged on the side of the small blade facing the rotor shaft and a positioning groove arranged on the rotor shaft and corresponding to the positioning convex key.

5. A pick-up and feed device as claimed in claim 1 or 2, characterized in that: the small blades of two adjacent rotor blades are arranged in a staggered mode, and the included angle of the circle centers of the two adjacent small blades is 10-30 degrees relative to the axial lead of the rotor shaft.

6. The pick-up and feed device as claimed in claim 1, wherein: the pickup device comprises a pickup main shaft, fixed disks arranged at the left end and the right end of the pickup main shaft, and a plurality of rows of elastic teeth uniformly arranged around the axial lead of the pickup main shaft, wherein each row of elastic tooth seats are axially extended along the pickup main shaft, two ends of each elastic tooth seat are respectively connected with the fixed disks of corresponding sides, a grass baffle is arranged between every two adjacent elastic tooth seats, the grass baffle corresponds to the position of each elastic tooth and is provided with an avoidance notch, the front end of the grass baffle corresponds to the position between two adjacent elastic teeth of the same row of elastic teeth and is provided with a grass baffle extension plate between the two adjacent elastic teeth, each grass baffle is uniformly arranged around the axial lead of the pickup main shaft, and forms a grass baffle space surrounding the pickup main shaft together with each elastic tooth seat, and is an arc-shaped plate, and each grass baffle forms an incomplete cylindrical surface together.

7. The pick-up and feed device as claimed in claim 6, wherein: the edge of the fixed disc is provided with clamping grooves corresponding to the elastic tooth seats, the two ends of each elastic tooth seat are respectively provided with a clamping part inserted into the clamping grooves, the two ends of each elastic tooth seat are fixedly welded with the fixed disc, each elastic tooth seat is provided with a through axial groove for mounting the elastic teeth, the front side wall of each axial groove is bent and lapped at the edge of the fixed disc, the front side wall of each axial groove is provided with a slot corresponding to the grass blocking extension plate between the teeth, in two adjacent elastic tooth seats, the front side wall of the rear elastic tooth seat is fixedly connected with the rear end of the grass blocking plate by using a bolt pair, the front side wall of each elastic tooth seat is welded with a nut of the bolt pair along the lower surface, the tail end of each grass blocking extension plate between the teeth at the front end of the grass blocking plate is inserted into the slot of the front side wall of the front elastic tooth seat in front, and the grass blocking extension plates between the teeth are in one-to one correspondence.

8. The pick-up and feed device as claimed in claim 6, wherein: the grass blocking plate is of an integral structure or is divided into two parts along the axial direction of the picking main shaft to form a split structure or is divided into four parts along the axial direction of the picking main shaft to form the split structure.

9. The pick-up and feed device as claimed in claim 6, wherein: keep off and have a plurality of intermediate support dish along axial fixity in the grass space, intermediate support dish periphery is equipped with the support breach that corresponds the spring tooth seat, intermediate support dish periphery is fixed with the arc supporting seat I that corresponds the fender grass board in addition, arc supporting seat I utilizes bolt pair to be connected fixedly with fender grass board, and the nut in the lower surface welding bolt pair of arc supporting seat I.

10. The pick-up and feed device as claimed in claim 6, wherein: the fixed disk periphery is fixed with arc supporting seat II that corresponds the fender grass board in addition, arc supporting seat II utilizes the vice connection of bolt fixed with fender grass board, and the lower surface welding bolt of arc supporting seat II is vice to be equipped with the nut in.

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