CN112090756A

CN112090756A - Preliminary sorter of apple

Info

Publication number: CN112090756A
Application number: CN202010686398.4A
Authority: CN
Inventors: 柴国飞; 黄晓刚; 王海伦; 许大星
Original assignee: Quzhou University
Current assignee: Quzhou University
Priority date: 2020-07-16
Filing date: 2020-07-16
Publication date: 2020-12-18
Anticipated expiration: 2040-07-16
Also published as: CN112090756B

Abstract

The invention provides a preliminary apple sorting machine, and belongs to the technical field of agricultural machinery. The preliminary apple sorting machine comprises a rack, wherein a feeding cylinder, a hopper, a first discharging pipe and a second discharging pipe are arranged on the rack, a feeding plate I, a feeding plate II and a support are fixed on the inner wall of the feeding cylinder, a feeding hole I is formed in the feeding plate I, a baffle I and a baffle II are hinged to the feeding hole I, a feeding hole II is formed in the feeding plate II, bosses are fixed on the feeding plate II, ejector rods I and ejector rods II are arranged on the bosses in a sliding mode, and ejector blocks are arranged on the support at equal intervals in the circumferential direction; the rack is horizontally fixed with a first sliding rail and a second sliding rail, the first sliding rail and the second sliding rail are respectively provided with a first sliding block and a second sliding block in a sliding mode, and the first discharging pipe and the second discharging pipe are respectively fixed on the first sliding block and the second sliding block. The invention has the advantage of primarily sorting the size of the apples which are just picked.

Description

Preliminary sorter of apple

Technical Field

The invention belongs to the technical field of agricultural machinery, relates to apple sorting, and particularly relates to an apple primary sorting machine.

Background

Before the apples enter the market, the apples generally need to be graded, and are divided into different grades, so that the apples can be priced according to gradients. Generally, after apples are picked, people can carry out preliminary classification according to the sizes of the apples, the primary classification after the apples are picked on site is carried out, the existing classification mode is that people are directly distinguished by naked eyes and manually classified, in the classification process, the factor defect is large, the work efficiency is reduced, the labor intensity is invisibly increased, and the labor cost is also high.

The existing sorting machine is large, can accurately sort, is suitable for a large-batch sorting site, is not suitable for a picking site, is inconvenient to move, is suitable for a wholesaler, and has huge cost for common fruit growers.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides an apple preliminary sorting machine which has the characteristic of being capable of preliminarily sorting the size of freshly picked apples.

The purpose of the invention can be realized by the following technical scheme:

the utility model provides a preliminary sorter of apple, wraps the frame, its characterized in that, the frame on be provided with feeding section of thick bamboo, hopper, discharging pipe one and discharging pipe two, the frame includes bottom plate, installation pole one and installation pole two, the hopper fix on installation pole one and installation pole two, feeding section of thick bamboo is located the hopper directly over, and feeding section of thick bamboo is fixed on the hopper, is fixed with feed plate one, feed plate two and support on the feeding section of thick bamboo inner wall, feed plate two are located between feed plate one and the support, feed plate one go up the circumference equidistant a plurality of feed inlets of having seted up one, feed inlet inner wall all articulates along the relative both sides of length direction has baffle one and baffle two, feed plate two go up the circumference equidistant a plurality of feed inlets of having seted up two, feed plate two go up the circumference equidistant a plurality of bosss of being fixed with, the boss all is located between two adjacent feed inlets, the boss all slides and is provided, One end of the first ejector rod is hinged to the first baffle of the first feed inlet on one side adjacent to the boss, one end of the second ejector rod is hinged to the second baffle of the first feed inlet on the other side adjacent to the boss, and a plurality of ejector blocks are arranged on the support at equal intervals in the circumferential direction; the machine frame is horizontally fixed with a first sliding rail and a second sliding rail, the first sliding block and the second sliding block are arranged on the first sliding rail and the second sliding rail in a sliding mode respectively, the sliding direction of the first sliding block and the sliding direction of the second sliding block are collinear, and the first discharging pipe and the second discharging pipe are fixed on the first sliding block and the second sliding block respectively.

In the preliminary sorter of above-mentioned apple, the support on be fixed with servo motor one, the support is worn out to servo motor one's output shaft, servo motor one's output shaft and a clearance fit of support, the end fixing of servo motor one output shaft has the lead screw, the other end of lead screw passes through the bearing and connects on feed plate two, threaded connection has adjusting disk one on the lead screw, adjusting disk one is located between feed plate two and the support, the equidistant a plurality of connecting rods that are fixed with of circumference on the adjusting disk one.

In the preliminary sorter of above-mentioned apple, the boss all have the cavity, the communicating opening of boss cavity has been seted up and corresponds on the equidistant circumference on the feed plate two, round hole one, round hole two have been seted up respectively to relative both sides face in the boss cavity, round hole one, two slides respectively of round hole have ejector pin one, ejector pin two, the other end of ejector pin one, ejector pin two articulates respectively has branch one, branch two, another side of boss cavity seted up round hole three, the sliding of round hole three has the slide bar, the one end of slide bar is fixed on the connecting rod, and is fixed with articulated piece on the slide bar, branch one, the two other ends of branch all articulate on articulated piece.

The servo motor drives the screw rod to rotate, and the first adjusting disc is connected to the screw rod in a threaded mode and limited by the aid of the connecting rod, the first ejector rod, the second ejector rod and the sliding rod, so that the rotary disc moves up and down along the screw rod.

The first ejector rod and the second ejector rod on any boss move oppositely or reversely to drive the first baffle plate of the first feed inlet on one side adjacent to the boss and the second baffle plate of the first feed inlet on the other side adjacent to the boss to symmetrically overturn, and the size of the opening of the first feed inlet is indirectly adjusted by the first baffle plate and the second baffle plate through simultaneous operation.

In the preliminary sorter of above-mentioned apple, the support on be fixed with the push rod motor, the support is worn out to the output shaft of push rod motor, the output shaft and the support clearance fit of push rod motor, the lead screw on the cover be equipped with adjustment disk two, adjustment disk two and lead screw clearance fit, and the adjustment disk two is located between adjustment disk one and the support, the tip at two output shafts of servo motor is fixed to adjustment disk two, the equal circumference of kicking block equidistant fix on adjustment disk two.

The push rod motor can drive adjusting disk two and reciprocate, drives the kicking block promptly and reciprocates to make the kicking block be used for handling the apple and pile crowded jam at feed inlet one and feed inlet two and select separately the situation, wherein, the condition that can not appear blockking when the apple falls outdated, is supported, the structure of kicking block.

In the preliminary sorter of above-mentioned apple, the size homoenergetic of feed inlet one, feed inlet two equal, the figure homoenergetic of boss, feed inlet one, feed inlet two and kicking block equals, and feed inlet one, feed inlet two, kicking block all correspond relatively, the cross section of kicking block all is triangle-shaped, and the upper end homoenergetic of kicking block can wear out feed inlet one, feed inlet two that correspond.

In the preliminary apple sorting machine, the outlet of the hopper is consistent with the inlets of the first discharge pipe and the second discharge pipe in size.

In the preliminary apple sorting machine, the bottom plate is fixed with a second servo motor, an output shaft of the second servo motor is vertically upward, a cam is horizontally fixed at the end part of the output shaft of the second servo motor, and a first discharge pipe and a second discharge pipe are respectively provided with a first push rod and a second push rod.

In the preliminary apple sorter, a first support plate and a second support plate are fixed on a bottom plate, a first optical axis is fixed between the first support plate and the second support plate, a third supporting plate and a fourth supporting plate are fixed on the bottom plate, a second optical axis is fixed between the third supporting plate and the fourth supporting plate, one end of the first push rod is arranged on the first optical axis in a sliding mode, the other end of the first push rod is arranged on the second optical axis in a sliding mode, one end of the second push rod is arranged on the first optical axis in a sliding mode, the other end of the second push rod is arranged on the second optical axis in a sliding mode, a first compression spring and a second compression spring are sleeved on the first optical axis, the first compression spring is located between the first support plate and the first push rod, the second compression spring is located between the second support plate and the second push rod, a third compression spring and a fourth compression spring are sleeved on the second optical axis, the third compression spring is located between the third support plate and the first push rod, and the fourth compression.

Compared with the prior art, the preliminary apple sorter has the following advantages:

according to the invention, the opening size of each feeding hole I is indirectly adjusted by turning over the baffle I and the baffle II, picked apples are fed from the feeding cylinder, the apples which are smaller than the interval between the set baffle I and the set baffle II enter the hopper through the feeding hole II on the feeding plate II, and the apples are discharged from the designated discharge pipe through selective adjustment of the discharge pipe I and the discharge pipe II; simultaneously, by injecing the apple of being detained on feed plate one, through the upset adjustment back to baffle one and baffle two, enlarge the interval of baffle one and baffle two to enter into the hopper smoothly, adjust discharging pipe one, discharging pipe two through the selection, make and come out from appointed discharging pipe, thereby reach and tentatively select separately the apple of just plucking.

Drawings

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

Fig. 2 is a schematic diagram of an exploded structure of a first feeding plate, a second feeding plate and a bracket in the invention.

Fig. 3 is a schematic front view of the first feeding plate, the second feeding plate and the bracket in the invention.

Fig. 4 is a schematic perspective view of the second feeding plate of the present invention.

Fig. 5 is a partially enlarged schematic view of a portion a in fig. 4.

In the figure, 1, a bottom plate; 2. a feeding cylinder; 3. a hopper; 4. a first discharge pipe; 5. a discharge pipe II; 6. a first feeding plate; 7. a first feeding hole; 8. a first baffle plate; 9. a second baffle plate; 10. a second feeding plate; 11. a second feeding hole; 12. a boss; 13. a first adjusting plate; 14. a connecting rod; 15. a first ejector rod; 16. a second ejector rod; 17. a first support rod; 18. a second supporting rod; 19. a slide bar; 20. a support; 21. a first servo motor; 22. a lead screw; 23. a push rod motor; 24. a second adjusting plate; 25. a top block; 26. a hinged block; 27. a first push rod; 28. a second push rod; 29. a cam; 30. an optical axis I; 31. a second optical axis; 32. a first compression spring; 33. a second compression spring; 34. a third compression spring; 35. a first slide rail; 36. and a second sliding rail.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in figure 1, the preliminary apple sorting machine comprises a rack, wherein a feeding cylinder 2, a hopper 3, a discharging pipe I4 and a discharging pipe II 5 are arranged on the rack, the rack comprises a bottom plate 1, a mounting rod I and a mounting rod II, the hopper 3 is fixed on the mounting rod I and the mounting rod II, the feeding cylinder 2 is positioned right above the hopper 3, the feeding cylinder 2 is fixed on the hopper 3, a feeding plate I6, a feeding plate II 10 and a support 20 are fixed on the inner wall of the feeding cylinder 2, the feeding plate II 10 is positioned between the feeding plate I6 and the support 20, eight feeding holes I7 are arranged on the feeding plate I6 at equal intervals in the circumferential direction, a baffle plate I8 and a baffle plate II 9 are hinged on the opposite two sides of the inner wall of the feeding hole I7 along the length direction, eight feeding holes II 11 are arranged on the feeding plate II 10 at equal intervals in the circumferential direction, eight bosses 12 are fixed on the feeding plate II 10 at equal intervals in the circumferential, the boss 12 is provided with a first ejector rod 15 and a second ejector rod 16 in a sliding mode, one end of the first ejector rod 15 is hinged to a first baffle plate 8 of a first feed inlet 7 on one side adjacent to the boss 12, one end of the second ejector rod 16 is hinged to a second baffle plate 9 of a first feed inlet 7 on the other side adjacent to the boss 12, and eight ejector blocks 25 are arranged on the support 20 at equal intervals in the circumferential direction.

A first sliding rail 35 and a second sliding rail 36 are horizontally fixed on the rack, a first sliding block and a second sliding block are respectively arranged on the first sliding rail 35 and the second sliding rail 36 in a sliding mode, the sliding direction of the first sliding block and the sliding direction of the second sliding block are collinear, and a first discharging pipe 4 and a second discharging pipe 5 are respectively fixed on the first sliding block and the second sliding block. The size of the outlet of the hopper 3 is consistent with that of the inlet of the first discharge pipe 4 and the inlet of the second discharge pipe 5. The sizes of the first feed inlet 7 and the second feed inlet 11 are equal, the number of the bosses 12, the first feed inlet 7, the second feed inlet 11 and the ejector blocks 25 is equal, the first feed inlet 7, the second feed inlet 11 and the ejector blocks 25 correspond to each other, the cross sections of the ejector blocks 25 are triangular, and the upper ends of the ejector blocks 25 can penetrate through the corresponding first feed inlet 7 and the corresponding second feed inlet 11.

As shown in fig. 2-4, a first servo motor 21 is fixed on the support 20, an output shaft of the first servo motor 21 penetrates through the support 20, the output shaft of the first servo motor 21 is in clearance fit with the support 20, a lead screw 22 is fixed at an end of the output shaft of the first servo motor 21, the other end of the lead screw 22 is connected to the second feeding plate 10 through a bearing, a first adjusting disc 13 is connected to the lead screw 22 through a thread, the first adjusting disc 13 is located between the second feeding plate 10 and the support 20, and eight connecting rods 14 are fixed on the first adjusting disc 13 at equal intervals in the circumferential direction. The first servo motor 21 drives the lead screw 22 to rotate, and the first adjusting disk 13 is in threaded connection with the lead screw 22 and is limited by combining the structures of the connecting rod 14, the first ejector rod 15, the second ejector rod 16 and the sliding rod 19, so that the rotary disk moves up and down along the lead screw 22.

As shown in fig. 5, the bosses 12 each have a cavity, openings communicating with the cavities of the corresponding bosses 12 are formed in the second feeding plate 10 at equal intervals in the circumferential direction, circular holes i and ii are respectively formed in two opposite side surfaces in the cavities of the bosses 12, ejector rods i 15 and 16 are respectively arranged in the circular holes i and ii in a sliding manner, the other ends of the ejector rods i 15 and ii 16 are respectively hinged with a support rod i 17 and a support rod ii 18, a circular hole iii is formed in the other side surface of the cavity of the boss 12, a sliding rod 19 is arranged in the circular hole iii in a sliding manner, one end of the sliding rod 19 is fixed on the connecting rod 14, a hinge block 26 is fixed on the sliding rod 19, and the other ends of the support rod. The first ejector rod 15 and the second ejector rod 16 on any boss 12 move oppositely or reversely to drive the first baffle plate 8 of the first feed inlet 7 on one side adjacent to the boss 12 and the second baffle plate 9 of the first feed inlet 7 on the other side adjacent to the boss 12 to symmetrically overturn, and the size of the opening of the first feed inlet 7 is indirectly adjusted by the first baffle plate 8 and the second baffle plate 9 through simultaneous operation.

A push rod motor 23 is fixed on the support 20, an output shaft of the push rod motor 23 penetrates out of the support 20, an output shaft of the push rod motor 23 is in clearance fit with the support 20, a second adjusting disk 24 is sleeved on the lead screw 22, the second adjusting disk 24 is in clearance fit with the lead screw 22, the second adjusting disk 24 is located between the first adjusting disk 13 and the support 20, the second adjusting disk 24 is fixed at the end of an output shaft of the second servo motor, and the top blocks 25 are circumferentially and equidistantly fixed on the second adjusting disk 24. The push rod motor 23 can drive the second adjusting plate 24 to move up and down, namely, the ejector block 25 is driven to move up and down, so that the ejector block 25 is used for treating the situation that the apples are piled, squeezed and clamped at the first feed inlet 7 and the second feed inlet 11 to be sorted, and the structures of the support 20 and the ejector block 25 cannot block the apples when falling out.

The sizes of the first feed inlet 7 and the second feed inlet 11 are equal, the number of the bosses 12, the first feed inlet 7, the second feed inlet 11 and the ejector blocks 25 is equal, the first feed inlet 7, the second feed inlet 11 and the ejector blocks 25 correspond to each other, the cross sections of the ejector blocks 25 are triangular, and the upper ends of the ejector blocks 25 can penetrate through the corresponding first feed inlet 7 and the corresponding second feed inlet 11.

A second servo motor is fixed on the bottom plate 1, an output shaft of the second servo motor is vertically upward, a cam 29 is horizontally fixed at the end part of the output shaft of the second servo motor, and a first push rod 27 and a second push rod 28 are respectively fixed on the first discharge pipe 4 and the second discharge pipe 5. A first support plate and a second support plate are fixed on the bottom plate 1, a first optical axis 30 is fixed between the first support plate and the second support plate, a third support plate and a fourth support plate are fixed on the bottom plate 1, a second optical axis 31 is fixed between the third support plate and the fourth support plate, one end of a first push rod 27 is slidably arranged on the first optical axis 30, the other end of the first push rod 27 is slidably arranged on the second optical axis 31, one end of a second push rod 28 is slidably arranged on the first optical axis 30, the other end of the second push rod 28 is slidably arranged on the second optical axis 31, a first compression spring 32 and a second compression spring 33 are sleeved on the first optical axis 30, the first compression spring 32 is positioned between the first support plate and the first push rod 27, the second compression spring 33 is positioned between the second support plate and the second push rod 28, and a compression spring III 34 is positioned between the support plate III and the push rod I27, and a compression spring IV is positioned between the support plate IV and the push rod II 28.

The working principle of the preliminary apple sorting machine is as follows: turning over the first baffle plate 8 and the second baffle plate 9 at the first feed inlet 7 by adjusting the opening size of each first feed inlet 7, feeding picked apples from the feed cylinder 2, wherein the apples with the spacing smaller than the set spacing between the first baffle plate 8 and the second baffle plate 9 enter the hopper 3 through the second feed inlet 11 on the second feed plate 10, and are discharged from the designated discharge pipe by selectively adjusting the first discharge pipe 4 and the second discharge pipe 5; simultaneously, by injecing the apple of being detained on feed plate 6, through to baffle 8 and the second 9 upset adjustment backs of baffle, enlarge baffle 8 and the second 9 interval of baffle to enter into hopper 3 smoothly, adjust discharging pipe 4, discharging pipe two 5 through the selection, make and come out from appointed discharging pipe, thereby reach and tentatively select separately the apple of just plucking.

Specifically, the servo motor I21 rotates forwards, the adjusting disc I13 drives all the connecting rods 14 to move upwards synchronously, the first ejector rod 15 and the second ejector rod 16 are driven to be pushed out from the boss 12 through the hinge block 26, the first support rod 17, the second support rod 18 and the slide rod 19, and the distance between the first baffle plate 8 and the second baffle plate 9 can be reduced continuously along with the continuous moving upwards of the adjusting disc I13; similarly, the first servo motor 21 rotates reversely, the first adjusting disk 13 drives all the connecting rods 14 to synchronously move downwards, the first ejector rod 15 and the second ejector rod 16 are driven to retract inwards from the boss 12, and the distance between the first baffle plate 8 and the second baffle plate 9 can be continuously enlarged along with continuous downward movement of the first adjusting disk 13.

In addition, the first compression spring 32 and the third compression spring 34 can push the first push rod 27 to the cam 29, meanwhile, the second compression spring 33 and the fourth compression spring can push the second push rod 28 to the cam 29, the second servo motor drives the cam 29 to rotate, the first discharge pipe 4 and the second discharge pipe 5 are driven to slide along the first sliding rail 35 and the second sliding rail 36 respectively, so that the inlet of the first discharge pipe 4 or the second discharge pipe 5 is selected to be aligned with the outlet of the hopper 3, and the first discharge pipe 4 or the second discharge pipe 5 is selected to serve as the sorted outlet of the apples according to convenient requirements.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Although 1, the bottom plate is used more herein; 2. a feeding cylinder; 3. a hopper; 4. a first discharge pipe; 5. a discharge pipe II; 6. a first feeding plate; 7. a first feeding hole; 8. a first baffle plate; 9. a second baffle plate; 10. a second feeding plate; 11. a second feeding hole; 12. a boss; 13. a first adjusting plate; 14. a connecting rod; 15. a first ejector rod; 16. a second ejector rod; 17. a first support rod; 18. a second supporting rod; 19. a slide bar; 20. a support; 21. a first servo motor; 22. a lead screw; 23. a push rod motor; 24. a second adjusting plate; 25. a top block; 26. a hinged block; 27. a first push rod; 28. a second push rod; 29. a cam; 30. an optical axis I; 31. a second optical axis; 32. a first compression spring; 33. a second compression spring; 34. a third compression spring; 35. a first slide rail; 36. slide rails, etc., but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. The utility model provides a preliminary sorter of apple, wraps the frame, its characterized in that, the frame on be provided with feeding section of thick bamboo, hopper, discharging pipe one and discharging pipe two, the frame includes bottom plate, installation pole one and installation pole two, the hopper fix on installation pole one and installation pole two, feeding section of thick bamboo is located the hopper directly over, and feeding section of thick bamboo is fixed on the hopper, is fixed with feed plate one, feed plate two and support on the feeding section of thick bamboo inner wall, feed plate two are located between feed plate one and the support, feed plate one go up the circumference equidistant a plurality of feed inlets of having seted up one, feed inlet inner wall all articulates along the relative both sides of length direction has baffle one and baffle two, feed plate two go up the circumference equidistant a plurality of feed inlets of having seted up two, feed plate two go up the circumference equidistant a plurality of bosss of being fixed with, the boss all is located between two adjacent feed inlets, the boss all slides and is provided, One end of the first ejector rod is hinged to the first baffle of the first feed inlet on one side adjacent to the boss, one end of the second ejector rod is hinged to the second baffle of the first feed inlet on the other side adjacent to the boss, and a plurality of ejector blocks are arranged on the support at equal intervals in the circumferential direction; the machine frame is horizontally fixed with a first sliding rail and a second sliding rail, the first sliding block and the second sliding block are arranged on the first sliding rail and the second sliding rail in a sliding mode respectively, the sliding direction of the first sliding block and the sliding direction of the second sliding block are collinear, and the first discharging pipe and the second discharging pipe are fixed on the first sliding block and the second sliding block respectively.

2. The preliminary apple sorting machine according to claim 1, wherein a first servo motor is fixed on the support, an output shaft of the first servo motor penetrates out of the support, an output shaft of the first servo motor is in clearance fit with the first support, a lead screw is fixed at the end of the output shaft of the first servo motor, the other end of the lead screw is connected to a second feeding plate through a bearing, a first adjusting plate is connected to the lead screw in a threaded manner, the first adjusting plate is located between the second feeding plate and the support, and a plurality of connecting rods are fixed on the first adjusting plate at equal intervals in the circumferential direction.

3. The preliminary apple sorting machine according to claim 2, wherein the bosses have cavities, openings communicated with the corresponding boss cavities are formed in the second feeding plate at equal intervals in the circumferential direction, first round holes and second round holes are formed in two opposite side faces in the boss cavities respectively, the first round holes and the second round holes are provided with first ejector rods and second ejector rods in a sliding mode respectively, the other ends of the first rods and the second ejector rods are respectively hinged with first supporting rods and second supporting rods, third round holes are formed in the other side face of the boss cavity, sliding rods slide in the third round holes, one ends of the sliding rods are fixed on the connecting rods, hinge blocks are fixed on the sliding rods, and the other ends of the first supporting rods and the other ends of the second supporting rods are hinged on the hinge blocks.

4. The preliminary apple sorting machine according to claim 3, wherein a push rod motor is fixed on the support, an output shaft of the push rod motor penetrates out of the support, an output shaft of the push rod motor is in clearance fit with the support, a second adjusting plate is sleeved on the lead screw and is in clearance fit with the lead screw, the second adjusting plate is located between the first adjusting plate and the support, the second adjusting plate is fixed at the end of an output shaft of the second servo motor, and the top blocks are circumferentially and equidistantly fixed on the second adjusting plate.

5. The preliminary apple sorting machine according to claim 1, wherein the first feeding port and the second feeding port are equal in size, the bosses, the first feeding port, the second feeding port and the ejector blocks are equal in number, the first feeding port, the second feeding port and the ejector blocks are opposite in correspondence, the cross sections of the ejector blocks are triangular, and the upper ends of the ejector blocks can penetrate through the corresponding first feeding port and the corresponding second feeding port.

6. The apple preliminary sorting machine of claim 1, wherein the outlet of the hopper is the same size as the inlet of the first discharge pipe and the second discharge pipe.

7. The apple primary sorting machine according to claim 1, wherein a second servo motor is fixed on the bottom plate, an output shaft of the second servo motor is vertically upward, a cam is horizontally fixed at an end part of the output shaft of the second servo motor, and a first push rod and a second push rod are respectively fixed on the first discharge pipe and the second discharge pipe.

8. The preliminary apple sorter as claimed in claim 7, wherein a first support plate and a second support plate are fixed on the base plate, a first optical axis is fixed between the first support plate and the second support plate, a third support plate and a fourth support plate are fixed on the base plate, a second optical axis is fixed between the third support plate and the fourth support plate, one end of the first push rod is slidably disposed on the first optical axis, the other end of the first push rod is slidably disposed on the second optical axis, one end of the second push rod is slidably disposed on the first optical axis, the other end of the second push rod is slidably disposed on the second optical axis, the first optical axis is sleeved with a first compression spring and a second compression spring, the first compression spring is located between the first support plate and the first push rod, the second compression spring is located between the second support plate and the second push rod, the second optical axis is sleeved with a third compression spring and a fourth compression spring, the third compression spring is, and the compression spring IV is positioned between the support plate IV and the push rod II.