CN113967605A

CN113967605A - Online weighing device of production line

Info

Publication number: CN113967605A
Application number: CN202111214464.9A
Authority: CN
Inventors: 倪馨妍
Original assignee: Jiangsu Yufan Weighing Equipment Co ltd
Current assignee: Jiangsu Yufan Weighing Equipment Co ltd
Priority date: 2021-10-19
Filing date: 2021-10-19
Publication date: 2022-01-25

Abstract

The invention discloses an online weighing device for a production line, which relates to the technical field of weighing devices, and adopts the technical scheme that the online weighing device comprises a conveying device for conveying apples, wherein the conveying device comprises a conveying belt, the apples are placed above the conveying belt, the conveying device has the effect that the apples are conveyed by the conveying belt, the apples enter the upper part of a fixed table from one side of the conveying belt through an inclined plate, the apples entering the upper part of the fixed table are positioned among a first clapboard, a second clapboard and upright posts, so that the apples are kept stable before weighing, the apples on a film are driven to move to the position right above a weighing device by utilizing an electric push rod, the film does not influence the weighing result of the apples, when the weight of the apples is less than a preset value, the upright posts on the same screw rod motor are driven to move to the opposite side, then the first supporting plate on the side slides downwards along the axial direction of a limiting post, the apples slide out from the side, when the weight of the apple is larger than or equal to the preset value, the apple slides out of the first supporting plate on the other side.

Description

Online weighing device of production line

Technical Field

The invention relates to the technical field of weighing devices, in particular to an online weighing device for a production line.

Background

Apples are the most common fruits, in some important festivals, apples are generally made into gift boxes, the apples made into gift boxes need to be sorted, and weighing is an important reference for sorting the apples, because weight can influence the price level of the apples.

At present, when weighing the apple, generally place whole apple on the assembly line, the assembly line transports the apple, carry the apple to the department of weighing, weigh the apple again, the apple is carried to the department of weighing, mostly be in unstable state, weigh the apple this moment, can influence the result of weighing, some apple quality in the gift box is not up to standard, will reduce the quality of gift box, so need improve weighing device, make the apple when weighing, keep stable state.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide the online weighing device for the production line, which can keep the stability of apples in weighing.

In order to achieve the purpose, the invention provides the following technical scheme: a production line online weighing device comprises a conveying device for conveying apples, the conveying device comprises a conveying belt, the apples are placed above the conveying belt, a communicating channel for the apples to pass through is arranged at one end of the conveying belt along the conveying direction of the conveying belt, a fixing table is arranged at one end, away from the conveying belt, of the communicating channel, a first groove is formed in the top of the fixing table, a weighing device is placed at the bottom of the first groove, a supporting piece for supporting the apples is arranged at the top of the weighing device, the supporting piece comprises a first supporting plate, the plane where the top of the first supporting plate is located coincides with the plane where the top of the fixing table is located, a stabilizing piece for stabilizing the apples is arranged on one side, close to the communicating channel, of the top of the fixing table, and a first driving piece for dragging the apples in the stabilizing piece to the top of the first supporting plate is arranged above the fixing table;

first driving piece includes two sets of slides, and the gliding spout of confession slide is all seted up to both sides around the fixed station top, and the slide is located the inside of spout, and the cell wall fixed mounting that the transmission band place one end was kept away from to the spout has electric push rod, and electric push rod is close to the one end and the slide fixed connection at transmission band place, through film fixed connection between two slides, when the apple was in the stabilizing part, the apple was located the top of film.

Preferably, conveyor includes the fixing base, and U type groove has been seted up at the top of fixing base, and the equal swing joint in both ends of U type groove inner chamber has the cloth wheel, and the transmission band cup joints in the outside of two cloth wheels, and the transmission is connected between transmission band and the cloth wheel, and the outside of fixing base is extended to the one end of one of them cloth wheel to with the one-way motor fixed connection of fixed mounting on the fixing base, the axial direction of cloth wheel perpendicular to the length direction of fixing base.

Preferably, the periphery of the conveying belt is provided with baffles distributed at equal intervals.

Preferably, the interface channel includes the swash plate, the one end and the fixing base fixed connection of swash plate, the vertical board of other end fixedly connected with of swash plate, vertical board deviates from one side and fixed station fixed connection that the swash plate belongs to, the swash plate is the slope structure, and the swash plate is close to one side position at fixed station place lower, the equal fixed mounting in both sides has the limiting plate around the swash plate top, the both ends of limiting plate respectively with fixing base and fixed station fixed connection, the inner chamber of vertical board is equipped with the piece that blocks the apple, be equipped with the drive in the vertical inboard and block the gliding second driving piece of piece along vertical board inner chamber.

Preferably, the blocking piece comprises a rectangular frame, a rectangular opening is formed in the inner cavity of the vertical plate, the rectangular frame slides along the rectangular opening formed in the inner cavity of the vertical plate, a first elastic membrane is fixedly mounted in the inner cavity of the rectangular frame, and when the rectangular frame is located at the top of the rectangular opening formed in the inner cavity of the vertical plate, the first elastic membrane is just located in the middle of two limiting plates away from one side of the fixing seat.

Preferably, the second driving part comprises a hydraulic cylinder, the hydraulic cylinder is fixedly installed at the bottom of a rectangular opening formed in the inner cavity of the rectangular frame, a piston rod on the hydraulic cylinder is fixedly connected with the bottom of the rectangular frame, and a pressure sensor is fixedly installed in the inner cavity of the first elastic membrane.

Preferably, the elastic pad is fixedly mounted at the top of the inclined plate and located between the two limiting plates.

Preferably, the stabilizing part comprises a first baffle and a second baffle, the first baffle and the second baffle are fixedly installed at the left end and the right end of the top of the sliding plate, a second elastic membrane is installed at the middle part of the inner cavity of the first baffle and the middle part of the inner cavity of the second baffle, the second baffle is located between the first baffle and the vertical plate, a through hole is formed in the inner cavity of the second baffle, a connecting cloth sleeve located outside the through hole is fixedly installed at one side of the second baffle close to the first baffle, an elastic ring is fixedly installed at one end of the connecting cloth sleeve far away from the second baffle, the connecting cloth sleeve is of a circular truncated cone structure, the diameter of the side of the connecting cloth sleeve close to the elastic ring is smaller, vertical rods are arranged at the two ends of the opposite sides of the first baffle and the second baffle, the vertical rods are located above the sliding plate, and are connected with a third driving piece for driving the vertical rods to slide plate.

Compared with the prior art, the invention has the following beneficial effects:

the invention utilizes the transmission belt to transmit apples, the apples enter the upper part of the fixed table from one side of the transmission belt through the inclined plate, the apples entering the upper part of the fixed table are positioned among the first clapboard, the second clapboard and the upright post, the first clapboard, the second clapboard and the upright post play a stabilizing role on the apples, so that the apples are kept stable before being weighed, the apples at the moment are positioned above the film, the apples on the film are driven by the electric push rod to move to the right upper part of the weighing device, because the film has no elasticity and is in a loose state, the film does not influence the weighing result of the apples, when the weight of the apples is less than a preset value, the upright post positioned on the same screw rod motor is driven to move to the opposite side, the first supporting plate at the side slides downwards along the axial direction of the limiting post, the apples slide out from the side, when the weight of the apples is more than or equal to the preset value, the apples slide out from the first supporting plate at the other side, in this way, the apples can be classified quickly, and the method is very convenient and fast.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present invention;

FIG. 2 is a side view of a vertical plate structure of an embodiment of the present invention;

FIG. 3 is a top view of a mounting plate structure according to an embodiment of the present invention;

FIG. 4 is a schematic structural diagram of a joint between a first support plate and a second support plate according to an embodiment of the present invention;

fig. 5 is an enlarged schematic view of a structure shown in fig. 1 according to an embodiment of the present invention.

1. A fixed seat; 2. a unidirectional motor; 3. an elastic pad; 4. a sloping plate; 5. a vertical plate; 6. a push rod; 7. a fixed table; 8. a first separator; 9. erecting a rod; 10. a second separator; 11. a limiting plate; 12. a conveyor belt; 13. a baffle plate; 14. a rectangular frame; 15. a first elastic film; 16. a pressure sensor; 17. a hydraulic cylinder; 18. an electric push rod; 19. a chute; 20. a first support plate; 21. a screw motor; 22. connecting a cloth sleeve; 23. an elastic ring; 24. a slide plate; 25. a limiting groove; 26. a limiting column; 27. inserting a rod; 28. a second connecting rod; 29. a support pillar; 30. a second support plate; 31. a third groove; 32. a first groove; 33. a weighing device; 34. a button; 35. a pressure lever; 36. a first spring; 37. a ball bearing; 38. a first connecting rod; 39. a second spring; 40. a film.

Detailed Description

An embodiment of the on-line weighing apparatus for a production line according to the present invention is further described with reference to fig. 1 to 5.

Referring to fig. 1 and 3, an online weighing device for a production line comprises a conveying device for conveying apples, the conveying device comprises a conveying belt 12, apples are placed above the conveying belt 12, one end of the conveying belt 12 in the conveying direction is provided with a communicating channel for the apples to pass through, one end of the communicating channel, which is far away from the conveying belt 12, is provided with a fixed table 7, the top of the fixed table 7 is provided with a first groove 32, a weighing device 33 is placed at the bottom of the first groove 32, the top of the weighing device 33 is provided with a supporting member for supporting the apples, the supporting member comprises a first supporting plate 20, the plane where the top of the first supporting plate 20 is located coincides with the plane where the top of the fixed table 7 is located, one side of the top of the fixed table 7, which is close to the communicating channel, is provided with a stabilizing member for stabilizing the apples, a first driving part for dragging the apples in the stabilizing part to the top of the first supporting plate 20 is arranged above the fixed table 7;

first driving piece includes two sets of slides 24, and the gliding spout 19 of confession slide 24 is all seted up to both sides around the fixed station 7 top, and slide 24 is located the inside of spout 19, and spout 19 keeps away from the cell wall fixed mounting that transmission band 12 belongs to one end has electric putter 18, and electric putter 18 is close to transmission band 12 place one end and slide 24 fixed connection, passes through film 40 fixed connection between two slides 24, and when the apple was in the stabilizing member, the apple was located the top of film 40. Place the apple transmission band 12 top in carrying the dress, utilize transmission band 12 to carry the apple, the apple passes the intercommunication passageway, get into the top of fixed station 7, the stabilizing part at fixed station 7 top is stabilized the apple, the apple that keeps stable is in the top of film 40, utilize electric putter 18 shrink to drive film 40 and move to support piece's top, weigh the apple that lies in film 40 top this moment, film 40 is not in the state of straightening, the apple is when weighing, the result that the existence of film 40 does not influence the apple and weigh, guarantee the precision of apple weighing result.

See fig. 1 and fig. 3, conveyor includes fixing base 1, and U type groove has been seted up at fixing base 1's top, and the equal swing joint in both ends of U type groove inner chamber has the cloth wheel, and transmission band 12 cup joints the outside at two cloth wheels, and transmission band 12 is connected with the transmission between the cloth wheel, and the outside of fixing base 1 is extended to the one end of one of them cloth wheel to with 2 fixed connection of one-way motor on fixing base 1, the axial perpendicular to length direction of fixing base 1 of cloth wheel. The one-way motor 2 is started, the one-way motor 2 drives the cloth wheel to rotate, the transmission belt 12 connected with the cloth wheel in a transmission mode rotates along with the cloth wheel, and apples above the transmission belt 12 are conveyed.

Referring to fig. 1, the periphery of the conveyor belt 12 is provided with baffles 13 which are equally spaced. Baffle 13 plays the effect of restriction, and when people placed the apple in transmission band 12 top, baffle 13 separated the apple of difference for leave certain interval between the apple, can only weigh an apple at every turn.

See fig. 1 and fig. 2, connecting channel includes swash plate 4, swash plate 4's one end and 1 fixed connection of fixing base, swash plate 4's the vertical board 5 of other end fixedly connected with, vertical board 5 deviates from one side and 7 fixed connection of fixed station at swash plate 4 place, swash plate 4 is the slope structure, and swash plate 4 is close to one side position at 7 places of fixed station and is lower, the equal fixed mounting in both sides has limiting plate 11 around 4 tops of swash plate, the both ends of limiting plate 11 respectively with fixing base 1 and 7 fixed connection of fixed station, the inner chamber of vertical board 5 is equipped with the piece that blocks the apple, be equipped with the drive in the vertical board 5 and block the gliding second driving piece of piece along vertical board 5 inner chambers.

See fig. 1 and fig. 3, stop including rectangular frame 14, the rectangle mouth has been seted up to the inner chamber of vertical board 5, and rectangular frame 14 slides along the rectangle mouth that the inner chamber of vertical board 5 was seted up, and rectangular frame 14's inner chamber fixed mounting has first elastic membrane 15, and when rectangular frame 14 was located the rectangle mouth top that the inner chamber of vertical board 5 was seted up, first elastic membrane 15 was located two limiting plates 11 just and is kept away from the centre of fixing base 1 one side.

Referring to fig. 1 and 2, the second driving member includes a hydraulic cylinder 17, the hydraulic cylinder 17 is fixedly mounted at the bottom of a rectangular opening formed in the inner cavity of the rectangular frame 14, a piston rod of the hydraulic cylinder 17 is fixedly connected with the bottom of the rectangular frame 14, and a pressure sensor 16 is fixedly mounted in the inner cavity of the first elastic membrane 15. The apples sliding out of one side of the conveying belt 12 just enter the upper part of the inclined plate 4, the limiting plate 11 is arranged to prevent the apples from sliding out of the side surface of the inclined plate 4, the apples are directly contacted with the first elastic film 15 along the inclined plate 4, the first elastic film 15 has elasticity, the apples directly collide with the first elastic film, the apples cannot be damaged, the first elastic film 15 plays a role in protecting the apples, when the apple is contacted with the first elastic film 15, the pressure sensor 16 on the first elastic film 15 senses the impact force of the apple, the hydraulic cylinder 17 is driven to start, the hydraulic cylinder 17 contracts to drive the rectangular frame 14 to slide downwards along the rectangular opening formed in the inner cavity of the vertical plate 5, due to the inclined structure of the inclined plate 4, the apples positioned on the inclined plate 4 enter the upper part of the fixed platform 7 through the vertical plate 5, when the apple enters the upper part of the fixed table 7, the hydraulic cylinder 17 stretches to drive the first elastic film 15 to return to the original position.

Referring to fig. 1, an elastic pad 3 is fixedly mounted on the top of the inclined plate 4, and the elastic pad 3 is located between two limiting plates 11. When the apple was located the top of swash plate 4, the apple was direct to be contacted with elastic pad 3, and elastic pad 3 has better elasticity, avoids the apple to receive the damage along the gliding in-process in swash plate 4 top.

Referring to fig. 1 and 3, the stabilizer includes a first partition wall 8 and a second partition wall 10, the first partition wall 8 and the second partition wall 10 are fixedly installed at left and right ends of the top of the sliding plate 24, and the middle parts of the inner cavities of the first clapboard 8 and the second clapboard 10 are both provided with a second elastic membrane, the second clapboard 10 is positioned between the first clapboard 8 and the vertical plate 5, the inner cavity of the second clapboard 10 is provided with a through hole, one side of the second clapboard 10 close to the first clapboard 8 is fixedly provided with a connecting cloth cover 22 positioned outside the through hole, one end of the connecting cloth cover 22 far away from the second clapboard 10 is fixedly provided with an elastic ring 23, the connecting cloth cover 22 is in a round table structure, the diameter of the side of the connecting cloth cover 22 close to the elastic ring 23 is smaller, two ends of the opposite sides of the first clapboard 8 and the second clapboard 10 are both provided with upright rods 9, and the upright 9 is positioned above the sliding plate 24, and the upright 9 is connected with a third driving piece for driving the upright 9 to slide along the sliding plate 24. When the apples slide out of the inclined plate 4, the apples pass through the through holes formed in the inner cavity of the second partition plate 10, pass through the connecting cloth sleeve 22 and enter between the first partition plate 8 and the second partition plate 10 through the elastic ring 23, the apples positioned between the first partition plate 8 and the second partition plate 10 cannot return to the inclined plate 4 again through the through holes formed in the inner cavity of the second partition plate 10 due to the structure of the connecting cloth sleeve 22 and the design of the elastic ring 23, the first partition plate 8, the second partition plate 10 and the upright rods 9 are positioned around the apples and play a role in limiting the apples, so that the apples are kept stable, the second elastic membrane plays a role in protecting the apples and preventing the apples from being damaged when touching the first partition plate 8 and the second partition plate 10, when the weight of the apples is less than a preset value, the upright rods 9 on one side are driven to slide along the top of the slide plate 24 by the third driving piece, the apples slide out of the upright rods 9 on the side, and when the weight of the apples is greater than or equal to the preset value, the apple is sorted by driving the opposite side upright 9 to slide along the top of the slide 24 by the third driving member so that the apple slides out of the side upright 9.

Referring to fig. 1, three buttons 34 are arranged on the weighing device 33, a switch, a unit and a zero setting key are respectively marked on the buttons 34, a pressing rod 35 is arranged on the button 34 with the zero setting key, and when the first partition plate 8 moves to the first supporting plate 20, the pressing rod 35 automatically presses down the button 34 with the zero setting key. Before the apple is weighed, the press rod 35 presses the button 34 provided with the return-to-zero key, so that the weighing precision of the apple is improved.

See fig. 1 and 5, the inner chamber fixed mounting of first recess 32 has the connecting plate, depression bar 35 slides along the inner chamber of connecting plate, and the axial perpendicular to first backup pad 20's of depression bar 35 face direction, depression bar 35 outlying upper and lower both ends all are equipped with annular protrusion, depression bar 35 outlying annular protrusion is located the upper and lower both sides of connecting plate, first spring 36 has been cup jointed in depression bar 35's peripheral activity, first spring 36 is located between connecting plate and the upper annular protrusion, one side fixed mounting that first baffle 8 is close to depression bar 35 place has catch bar 6, and catch bar 6 is L type structure, the bottom of catch bar 6 and the top of depression bar 35 are round platform type structure. When first baffle 8 moves first backup pad 20 department, catch bar 6 extrudees depression bar 35, the round platform type structure at depression bar 35 top makes catch bar 6 contact depression bar 35 when, drive depression bar 35 moves down, press button 34 that is equipped with the zero return key, when catch bar 6 leaves depression bar 35 department, because the elastic action of first spring 36, depression bar 35 leaves button 34 that is equipped with the zero return key, when catch bar 6 reverse movement arrives depression bar 35 department, the round platform type structure at depression bar 35 top makes catch bar 6 can pass through depression bar 35 smoothly.

Referring to fig. 1 and 3, the third driving member includes a screw motor 21, second grooves are formed in the front and rear sides of the top of the sliding plate 24, the screw motor 21 is installed inside the second grooves, one end of the screw motor 21 having a screw is movably connected with the groove wall of the second groove, the rotating directions of threads at two ends of a screw on the screw motor 21 are opposite, the upright rods 9 are located at two ends of the screw on each screw motor 21, and the upright rods 9 are connected with the screw threads on the screw motor 21. When the screw motor 21 is driven, the two vertical rods 9 connected with the screw threads move oppositely or in opposite directions along the axial direction of the screw, and the vertical rods 9 slide along the top of the sliding plate 24.

Referring to fig. 4 and 5, the supporting member further includes a second supporting plate 30, third grooves 31 are formed in the front and rear sides of the top of the second supporting plate 30, one side of each of the two third grooves 31 deviating from each other is communicated with the outside, the first supporting plate 20 is located inside the third groove 31, one side of each of the first supporting plate 20 and the second supporting plate 30 opposite to the middle is an inclined surface structure, and when two vertical rods 9 on the same screw rod motor 21 move in the opposite axial directions of the screw rod, the first supporting plate 20 moves downward along the inclined surface direction on the second supporting plate 30. When two upright posts 9 on the same screw rod motor 21 move in opposite directions along the axial direction of the screw rod, the first support plate 20 moves downwards along the direction of the inclined surface on the second support plate 30, at the moment, the apple moves towards the side where the first support plate 20 moving downwards, the apple slides out from the side and leaves the top of the fixed station 7, and at the moment, the upright posts 9 move to the two sides of the sliding plate 24 and do not obstruct the sliding out of the apple.

Referring to fig. 4 and 5, a first connecting rod 38 is fixedly installed on a side of the upright rod 9 located on the same lead screw motor 21 close to another lead screw motor 21, a supporting column 29 is fixedly installed on a bottom of a third groove 31, a limiting column 26 is fixedly installed on a bottom of the third groove 31, the inclination degree of the limiting column 26 is the same as the inclination degree of the opposite side of the first supporting plate 20 and the second supporting plate 30, a limiting groove 25 for sliding the limiting column 26 is formed on a side of the first supporting plate 20 close to the supporting column 29, the inclination degree of the limiting groove 25 is the same as the inclination degree of the limiting column 26, the limiting column 26 slides along an inner cavity of the limiting groove 25, an inserting rod 27 is arranged between the bottoms of the first supporting plate 20 and the third groove 31, when the upper top surface of the inserting rod 27 is located between the bottoms of the first supporting plate 20 and the third groove 31, the top of the first supporting plate 20 is in the same plane as the top of the second supporting plate 30, the insert rod 27 is connected with the fixed platform 7 through an elastic piece, a second connecting rod 28 is fixedly installed on one side, close to the first connecting rod 38, of the insert rod 27, and the side, far away from the elastic piece, of the insert rod 27 is of an inclined surface structure. When two vertical rods 9 on the same screw motor 21 move in opposite directions along the axial direction of the screw, the first connecting rod 38 contacts with the second connecting rod 28 to drive the second connecting rod 28 to move towards one side where the elastic member is located, the first supporting plate 20 leaves the inside of the third groove 31, the first supporting plate 20 moves obliquely downwards along the axial direction of the limiting post 26 due to the action of gravity, when the first connecting rod 38 is separated from the second connecting rod 28, the inserting rod 27 is automatically inserted into the inside of the third groove 31 due to the elastic action of the elastic member, the supporting post 29 supports the first supporting plate 20, in addition, the side where the inserting rod 27 is located away from the elastic member is of an inclined plane structure, so that the inserting rod 27 can be smoothly inserted into a gap between the groove bottoms of the first supporting plate 20 and the third groove 31, the first supporting plate 20 is lifted upwards, and finally the first supporting plate 20 moves upwards to the highest position, the top of the first support plate 20 is in the same plane as the top of the second support plate 30.

Referring to fig. 4 and 5, the elastic member includes a second spring 39, fourth grooves are formed in two opposite sides of the inner cavity of the fixing table 7, which are located in the third groove 31, one end of the second spring 39 is fixedly mounted at the bottom of the fourth groove, the other end of the second spring 39 is fixedly connected with the insertion rod 27, one end of the insertion rod 27 is located in the fourth groove, and the insertion rod 27 slides along the inner cavity of the fourth groove. The second spring 39 has a good elasticity, and the fourth groove plays a limiting role for the second spring 39, so that the second spring 39 is kept stable during contraction and extension.

Referring to fig. 4, the top of the side of the plunger 27 away from the second spring 39 is movably connected with balls 37 distributed at equal intervals, and the balls 37 are positioned on the inclined surface of the top of the plunger 27. When the insert rod 27 enters the gap between the bottom of the first support plate 20 and the bottom of the third groove 31, the balls 37 directly contact with the bottom of the first support plate 20, so that the first support plate 20 is supported, and the lubricant is dripped into the balls 37, so that the friction force between the balls 37 and the first support plate 20 can be reduced.

The working principle is as follows: firstly, the apples to be weighed are placed above the conveying belt 12, different apples are separated by the baffle 13, a certain distance is reserved between the apples, the one-way motor 2 is started, the cloth wheel drives the conveying belt 12 to rotate, the apples are conveyed, the apples sliding out of one side of the conveying belt 12 just enter the elastic cushion 3 above the inclined plate 4, the apples collide with the first elastic film 15 in the inner cavity of the vertical plate 5, the first elastic film 15 plays a role in protecting the apples, after the apples are contacted with the first elastic film 15, the pressure sensor 16 on the first elastic film 15 senses the impact force of the apples, the hydraulic cylinder 17 is driven to be started, the hydraulic cylinder 17 contracts to drive the rectangular frame 14 to downwards slide along the rectangular opening formed in the inner cavity of the vertical plate 5, due to the inclined structure of the inclined plate 4, the apples positioned on the inclined plate 4 enter the upper part of the fixing table 7 through the vertical plate 5, when the apple enters the upper part of the fixed table 7, the hydraulic cylinder 17 is stretched to drive the first elastic membrane 15 to return to the original position, the apple at the moment passes through the through hole formed in the inner cavity of the second partition plate 10, the apple passes through the connecting cloth sleeve 22 and the elastic ring 23 to enter the space between the first partition plate 8 and the second partition plate 10, the structure of the connecting cloth sleeve 22 and the design of the elastic ring 23 ensure that the apple positioned between the first partition plate 8 and the second partition plate 10 cannot return to the inclined plate 4 again from the through hole formed in the inner cavity of the second partition plate 10, the first partition plate 8, the second partition plate 10 and the upright rod 9 are positioned around the apple to play a limiting role on the apple, so that the apple is kept stable, the film 40 is driven to move to the upper part of the first supporting plate 20 by utilizing the contraction of the push rod 18, when the first partition plate 8 moves to the first supporting plate 20, the push rod 6 extrudes the press rod 35, and when the circular table structure at the top of the press rod 35 enables the push rod 6 to contact the press rod 35, the driving pressure rod 35 moves downwards to press the button 34 provided with the return-to-zero key, so that the measuring structure of the apple is more accurate, when the apple is weighed, the film 40 is positioned below the apple, the film 40 is not in a stretched state, when the apple is weighed, the existence of the film 40 does not influence the weighing result of the apple, when the weight of the apple is less than a preset value, the lead screw motor 21 is utilized to rotate two upright rods 9 positioned on the lead screw motor 21 to move along one side of the lead screw opposite to the axial direction, at the moment, the first connecting rod 38 is contacted with the second connecting rod 28 to drive the second connecting rod 28 to move towards one side where the elastic part is positioned, then the first supporting plate 20 leaves the inside of the third groove 31, the first supporting plate 20 moves along the axial direction inclined lower side of the limiting column 26 due to the action of gravity, the apple slides out from the side and leaves the top of the fixed table 7, at the moment, the upright rods 9 move to two sides of the sliding plate 24, the apple cannot be prevented from sliding out, when the upright rod 9 returns to the initial position, due to the elastic action of the second spring 39, the inserted rod 27 is automatically inserted into the third groove 31, the first supporting plate 20 is lifted upwards, finally the first supporting plate 20 moves upwards to the highest position, the top of the first supporting plate 20 and the top of the second supporting plate 30 are in the same plane, the next apple is weighed, the process is repeated, and when the weight of the apple is larger than or equal to the preset value, the apple slides out from the first supporting plate 20 on the other side, and the distance is the same.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. The utility model provides a produce online weighing device of line, characterized by: comprises a conveying device for conveying apples, the conveying device comprises a conveying belt (12), apples are placed above the conveying belt (12), one end of the conveying belt (12) along the conveying direction is provided with a communicating channel for the apples to pass through, one end of the communicating channel far away from the position of the conveying belt (12) is provided with a fixed table (7), the top of the fixed table (7) is provided with a first groove (32), a weighing device (33) is placed at the bottom of the first groove (32), the top of the weighing device (33) is provided with a supporting piece for supporting the apples, the supporting piece comprises a first supporting plate (20), the plane of the top of the first supporting plate (20) is coincided with the plane of the top of the fixed table (7), one side of the top of the fixed table (7) close to the communicating channel is provided with a stabilizing piece for stabilizing the apples, a first driving part for dragging the apples in the stabilizing part to the top of the first supporting plate (20) is arranged above the fixing table (7);

first driving piece includes two sets of slides (24), confession slide (24) gliding spout (19) have all been seted up to both sides around fixed station (7) top, and slide (24) are located the inside of spout (19), the cell wall fixed mounting that transmission band (12) place one end was kept away from in spout (19) has electric push rod (18), electric push rod (18) are close to the one end and slide (24) fixed connection at transmission band (12) place, through film (40) fixed connection between two slides (24), when the apple is in the stabilizing member, the apple is located the top of film (40).

2. The on-line weighing device for production line of claim 1, wherein: conveyor includes fixing base (1), U type groove has been seted up at the top of fixing base (1), the equal swing joint in both ends of U type groove inner chamber has the cloth wheel, transmission band (12) cup joint in the outside of two cloth wheels, and transmission band (12) and cloth take turns between the transmission be connected, the outside of fixing base (1) is extended to the one end of one of them cloth wheel, and with one-way motor (2) fixed connection on fixing base (1), the axial perpendicular to length direction of fixing base (1) of cloth wheel.

3. The on-line weighing device for production line of claim 1, wherein: baffles (13) which are distributed at equal intervals are arranged on the periphery of the conveying belt (12).

4. The on-line weighing device for production line of claim 2, wherein: connecting channel includes swash plate (4), the one end and fixing base (1) fixed connection of swash plate (4), the vertical board of other end fixedly connected with (5) of swash plate (4), vertical board (5) deviate from one side and fixed station (7) fixed connection at swash plate (4) place, swash plate (4) are the slope structure, and one side position that swash plate (4) are close to fixed station (7) place is lower, the equal fixed mounting in both sides has limiting plate (11) around swash plate (4) top, the both ends of limiting plate (11) respectively with fixing base (1) and fixed station (7) fixed connection, the inner chamber of vertical board (5) is equipped with the piece that blocks the apple, be equipped with in vertical board (5) and drive the gliding second driving piece of piece along vertical board (5) inner chamber.

5. The on-line weighing device for production line of claim 4, wherein: the blocking piece comprises a rectangular frame (14), a rectangular opening is formed in the inner cavity of the vertical plate (5), the rectangular opening formed in the inner cavity of the vertical plate (5) slides along the rectangular opening formed in the inner cavity of the vertical plate (5), a first elastic film (15) is fixedly arranged in the inner cavity of the rectangular frame (14), and when the rectangular frame (14) is located at the top of the rectangular opening formed in the inner cavity of the vertical plate (5), the first elastic film (15) is just located between two limiting plates (11) and far away from one side of the fixing base (1).

6. The on-line weighing device for production line of claim 5, wherein: the second driving piece comprises a hydraulic cylinder (17), the hydraulic cylinder (17) is fixedly installed at the bottom of a rectangular opening formed in the inner cavity of the rectangular frame (14), a piston rod on the hydraulic cylinder (17) is fixedly connected with the bottom of the rectangular frame (14), and a pressure sensor (16) is fixedly installed in the inner cavity of the first elastic membrane (15).

7. The on-line weighing device for production line of claim 4, wherein: the elastic pad (3) is fixedly arranged at the top of the inclined plate (4), and the elastic pad (3) is positioned between the two limiting plates (11).

8. The on-line weighing device for production line of claim 1, wherein: the stabilizing piece comprises a first partition plate (8) and a second partition plate (10), the first partition plate (8) and the second partition plate (10) are fixedly installed at the left end and the right end of the top of the sliding plate (24), a second elastic film is installed in the middle of inner cavities of the first partition plate (8) and the second partition plate (10), the second partition plate (10) is located between the first partition plate (8) and the vertical plate (5), a through hole is formed in the inner cavity of the second partition plate (10), a connecting cloth sleeve (22) located outside the through hole is fixedly installed on one side, close to the first partition plate (8), of the second partition plate (10), an elastic ring (23) is fixedly installed at one end, far away from the second partition plate (10), of the connecting cloth sleeve (22) is of a circular table type structure, the diameter of the side, close to the elastic ring (23), of the connecting cloth sleeve (22) is smaller, vertical rods (9) are arranged at two ends of the opposite sides of the first partition plate (8) and the second partition plate (10), and the upright rod (9) is positioned above the sliding plate (24), and the upright rod (9) is connected with a third driving piece for driving the upright rod (9) to slide along the sliding plate (24).