CN210971623U

CN210971623U - Non-contact weighing device

Info

Publication number: CN210971623U
Application number: CN201922057671.2U
Authority: CN
Inventors: 边策; 刘杰; 罗梓宁; 李�杰; 张苗
Original assignee: Truking Technology Ltd
Current assignee: Truking Technology Ltd
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-07-10
Anticipated expiration: 2029-11-25

Abstract

The utility model discloses a non-contact weighing device, including weighing platform, defeated bottle end rail, barrier subassembly, be used for carrying the bottle to the intermittent type reciprocating type bottle conveying mechanism on the weighing platform and be used for driving the mechanism that breaks away from of barrier subassembly horizontal migration and defeated bottle end rail lift, barrier subassembly and the reciprocating type bottle conveying mechanism relative arrangement of intermittent type are in the both sides of weighing platform, defeated bottle end rail span in on the weighing platform, defeated bottle end rail is equipped with the breach that supplies the weighing platform to pass with the platform department of correspondence of weighing. The utility model has the advantages of simple structure, the precision of weighing is high, avoid weighing platform wearing and tearing.

Description

Non-contact weighing device

Technical Field

The utility model relates to a food, medicine packaging machinery especially relate to a non-contact weighing device.

Background

The penicillin bottle and the weighing platform of the existing on-line weighing penicillin bottle filling machine are in contact when weighing, the weighing platform is easy to wear after long-time use, especially the bottom of a large-size penicillin bottle is provided with an explosion-proof ripple, the wear of the weighing platform is more serious, the wear of the weighing platform affects the detection precision of the filling quantity, and the weighing platform with frequent wear replacement is easy to damage. In addition, in order to guarantee the weighing precision, the barrier needs to be separated from the bottle body before weighing, the existing barrier separating mechanism is poor in stability and difficult to control the movement time, and the high-speed full-weighing automatic production is not facilitated.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome the not enough of prior art, provide a simple structure, the precision of weighing is high, avoid the non-contact weighing device of platform wearing and tearing of weighing.

In order to solve the technical problem, the utility model discloses a following technical scheme:

the utility model provides a non-contact weighing device, includes weighing platform, defeated bottle end rail, barrier subassembly, is used for carrying the reciprocating type defeated bottle mechanism of intermittent type on the weighing platform with the bottle and is used for driving barrier subassembly horizontal migration and defeated bottle end rail lift's disengagement mechanism, barrier subassembly and the reciprocating type defeated bottle mechanism of intermittent type arrange in the both sides of weighing platform relatively, defeated bottle end rail span in on the weighing platform, defeated bottle end rail is equipped with the breach that supplies the weighing platform to pass with the department that corresponds of weighing platform.

As a further improvement of the above technical solution:

and the barrier component is provided with a linkage mechanism for enabling the bottle conveying bottom rail to move horizontally along with the barrier component to lift.

The barrier assembly comprises a barrier and a sliding seat used for installing the barrier, the separation mechanism comprises a rotating seat, a shifting rod and a translation guide piece, the shifting rod is arranged on the rotating seat and deviates from the rotating center of the rotating seat, a groove is formed in the sliding seat, and the shifting rod extends into the groove.

And a bearing is arranged at one end of the shifting lever, which is positioned in the groove.

The translation guide piece is a translation guide linear bearing, and a translation guide rod matched with the translation guide linear bearing is arranged on the sliding seat.

The translation guide is provided with two pieces and is arranged on two sides of the shifting lever in parallel.

The rotary seat is driven by a motor to rotate, the rotary seat is located above the rack, the motor is located below the rack, the rotary seat is connected with the motor through a connecting shaft penetrating through the rack, and the cleanliness grade above the rack is higher than that below the rack.

The linkage mechanism comprises a connecting rod, a lifting guide rod and a lifting guide piece, one end of the connecting rod is hinged to the barrier component, the other end of the connecting rod is hinged to the lower end of the lifting guide rod, and the upper end of the lifting guide rod penetrates through the lifting guide piece and then is connected with the bottom rail of the bottle conveying device.

The lifting guide piece is a lifting guide linear bearing.

The intermittent reciprocating type bottle conveying mechanism comprises a bottle conveying plate and a weighing bottle protecting plate located above the bottle conveying plate, bottle positioning grooves are formed in the bottle conveying plate and the weighing bottle protecting plate, and the bottle positioning grooves in the bottle conveying plate are aligned with the bottle positioning grooves in the weighing bottle protecting plate.

Compared with the prior art, the utility model has the advantages of: the utility model discloses a non-contact weighing device, utilize the break-away mechanism to drive the barrier subassembly horizontal migration simultaneously defeated bottle base rail and go up and down, set up the breach on the defeated bottle base rail and supply the weighing platform to pass, intermittent type reciprocating type bottle conveying mechanism carries the bottle to separate with the bottle after defeated bottle base rail is carried to the weighing platform, then break away from the action of mechanism, on the one hand, drive the barrier subassembly to move to the one side of keeping away from the bottle, realize barrier subassembly and bottle separation, on the other hand defeated bottle base rail descends, make the weighing platform wear out from the breach, the bottle falls on the weighing platform, realize defeated bottle base rail and bottle's separation, thereby can realize non-contact heavy, avoid the influence of barrier subassembly and defeated bottle base rail, guarantee the weighing accuracy; after accomplishing the non-contact back of weighing, the barrier subassembly return, defeated bottle end rail rises and holds up the bottle from the platform of weighing, and the bottle separates with the platform of weighing, and reciprocating type defeated bottle mechanism of intermittent type restarts defeated bottle, the bottle when carrying along defeated bottle end rail not with the platform contact of weighing, can not lead to the platform of weighing wearing and tearing, guarantees the precision of weighing of the platform of weighing from another angle.

Drawings

Fig. 1 is a schematic perspective view of the non-contact weighing apparatus of the present invention.

Fig. 2 is a schematic perspective view of another perspective of the present invention (omitting the intermittent reciprocating bottle conveying mechanism).

Fig. 3 is a schematic view of the non-contact type weighing device according to the present invention in a front view (omitting the intermittent reciprocating type bottle conveying mechanism).

Fig. 4 is a schematic side view of the non-contact weighing apparatus of the present invention (omitting the intermittent reciprocating bottle conveying mechanism).

Fig. 5 is a schematic top view of the non-contact weighing apparatus of the present invention (omitting the intermittent reciprocating bottle conveying mechanism).

Fig. 6 is a view a-a of fig. 3.

The reference numerals in the figures denote: 1. a weighing platform; 2. a bottle conveying bottom rail; 21. a notch; 3. a barrier assembly; 31. a barrier; 32. a sliding seat; 33. a groove; 34. a translation guide bar; 4. a disengagement mechanism; 41. a rotating base; 42. a deflector rod; 43. a translation guide; 44. a bearing; 45. a connecting shaft; 46. a motor; 5. a linkage mechanism; 51. a connecting rod; 52. a lifting guide rod; 53. a lifting guide; 6. an intermittent reciprocating bottle conveying mechanism; 61. a bottle conveying plate; 62. weighing a bottle protecting plate; 63. a bottle body positioning groove; 7. and a frame.

Detailed Description

The invention is described in further detail below with reference to the drawings and specific examples.

Fig. 1 to 6 show an embodiment of the non-contact weighing device of the utility model, the non-contact weighing device of this embodiment, including weighing platform 1, defeated bottle rail 2, barrier subassembly 3, be used for carrying the bottle to the reciprocating type defeated bottle mechanism 6 of intermittent type on the weighing platform 1, and be used for driving the mechanism 4 that breaks away from of 3 horizontal migration of barrier subassembly and defeated bottle rail 2 lift, barrier subassembly 3 and the reciprocating type defeated bottle mechanism 6 of intermittent type arrange in the both sides of weighing platform 1 relatively, defeated bottle rail 2 spanes on weighing platform 1, defeated bottle rail 2 is equipped with the breach 21 that supplies weighing platform 1 to pass with weighing platform 1 department of correspondence. The intermittent reciprocating type bottle conveying mechanism 6 can adopt a common bottle conveying structure of a filling and weighing production line, the bottles are conveyed to the weighing platform 1 and then separated from the bottles, the bottle conveying is stopped, the bottle conveying is started again after the weighing process of the bottles is finished, and the bottles in the current batch are conveyed away from the weighing platform 1 and then reset to prepare for conveying the bottles in the next batch; the weighing platform 1 generally comprises a load cell and a weighing head mounted on the load cell for protecting the load cell, the shape of the indentation 21 preferably remaining identical to the weighing head.

The non-contact weighing device utilizes the separation mechanism 4 to drive the barrier component 3 to move horizontally and simultaneously lift the bottle conveying bottom rail 2, the bottle conveying bottom rail 2 is provided with a gap 21 for the weighing platform 1 to pass through, the intermittent reciprocating type bottle conveying mechanism 6 conveys a bottle body onto the weighing platform 1 through the bottle conveying bottom rail 2 and then separates the bottle body from the bottle body, then the separation mechanism 4 acts to drive the barrier component 3 to move to one side far away from the bottle body on one hand to realize the separation of the barrier component 3 from the bottle body on the other hand, the bottle conveying bottom rail 2 descends to ensure that the weighing platform 1 penetrates out of the gap 21, the bottle body falls on the weighing platform 1 to realize the separation of the bottle conveying bottom rail 2 from the bottle body, thereby realizing non-contact heaviness, avoiding the influence of the barrier component 3 and the bottle conveying bottom rail 2 and ensuring the weighing precision; after accomplishing the non-contact back of weighing, barrier subassembly 3 return, defeated bottle base rail 2 rises and holds up the bottle from weighing platform 1, and the bottle separates with weighing platform 1, and the reciprocating type bottle conveying mechanism of intermittent type 6 restarts defeated bottle, the bottle along defeated bottle base rail 2 when carrying with weighing platform 1 contact, can not lead to weighing platform 1 wearing and tearing, guarantees weighing platform 1's weighing precision from another angle.

Further, in this embodiment, the barrier component 3 is provided with the link mechanism 5 for enabling the bottle conveying bottom rail 2 to move up and down along with the horizontal movement of the barrier component 3, that is, the separation mechanism 4 drives the barrier component 3 to move horizontally and reciprocally, and the barrier component 3 drives the bottle conveying bottom rail 2 to move up and down through the link mechanism 5 in the process of moving horizontally and reciprocally, so that the structure of the device is simplified, the occupied space is reduced, and the layout is convenient.

Furthermore, in the present embodiment, the barrier assembly 3 includes a barrier 31 and a sliding seat 32 for mounting the barrier 31, the detaching mechanism 4 includes a rotating seat 41, a shift lever 42 disposed on the rotating seat 41 and deviating from the rotation center of the rotating seat 41, and a translational guide 43, the sliding seat 32 is provided with a groove 33, and the shift lever 42 extends into the groove 33. When the horizontal reciprocating type sliding seat works, the rotating seat 41 rotates in a reciprocating mode to drive the shifting rod 42 to swing around the center of the rotating seat 41, the sliding seat 32 is shifted by the shifting rod 42 and is guided by the translation guide piece 43, horizontal reciprocating movement is achieved, and the horizontal reciprocating type sliding seat is simple and compact in structure and high in reliability.

Further, in the present embodiment, a bearing 44 is mounted at one end of the shift lever 42 located in the recess 33. Because the sliding seat 32 reciprocates, the deflector rod 42 swings, and the bearing 44 is arranged on the deflector rod 42, the friction resistance between the deflector rod 42 and the sliding seat 32 can be reduced, the abrasion between the deflector rod and the sliding seat 32 can be reduced, the equipment can run more smoothly, and the precision is higher after long-time use.

In the preferred embodiment, the translation guide 43 is a translation guide linear bearing, the sliding seat 32 is provided with a translation guide rod 34 engaged with the translation guide linear bearing, and the translation guide 43 is provided with two pieces and arranged in parallel at two sides of the shift lever 42. Through the cooperation of the translation guide linear bearing and the translation guide rod 34, the motion precision and the stable and smooth motion process of the sliding seat 32 and the barrier 31 installed on the sliding seat are ensured.

Furthermore, in this embodiment, the rotating base 41 is driven to rotate by the motor 46 (of course, in other embodiments, other driving methods may be adopted, and the rotating base 41 may be driven to rotate), the rotating base 41 is located above the frame 7, the motor is located below the frame 7, the rotating base 41 is connected to the motor 46 through a connecting shaft 45 penetrating through the frame 7, and the cleanliness level above the frame 7 is higher than the cleanliness level below the frame 7. Arranging the drive member motor 46 in the region below the frame 7 is advantageous in maintaining the cleanliness level of the region above the frame 7.

Further, in this embodiment, the linkage mechanism 5 includes a connecting rod 51, a lifting guide rod 52 and a lifting guide 53, one end of the connecting rod 51 is hinged to the barrier assembly 3 (specifically, the sliding seat 32), the other end is hinged to the lower end of the lifting guide rod 52, and the upper end of the lifting guide rod 52 penetrates through the lifting guide 53 and then is connected to the bottle conveying bottom rail 2. When the sliding seat 32 moves horizontally and is far away from the bottle body, one end of the connecting rod 51 is driven to move horizontally, the other end of the connecting rod 51 descends, and then the lifting guide rod 52 and the bottle conveying bottom rail 2 are driven to descend, so that the bottle conveying bottom rail 2 is separated from the bottle body, the structure is simple and compact, the occupied space is small, the arrangement in a limited space below the barrier component 3 and the bottle conveying bottom rail 2 is convenient, and the reliability is high.

In the present embodiment, the elevation guide 53 is preferably an elevation guide linear bearing, and the resistance between the linear bearing and the elevation guide rod 52 is small, and the guide accuracy is high.

Further, in this embodiment, the intermittent reciprocating type bottle conveying mechanism 6 includes a bottle conveying plate 61 and a weighing bottle protecting plate 62 located above the bottle conveying plate 61, bottle positioning grooves 63 are respectively formed on the bottle conveying plate 61 and the weighing bottle protecting plate 62, and the bottle positioning grooves 63 on the bottle conveying plate 61 are aligned with the bottle positioning grooves 63 on the weighing bottle protecting plate 62. Intermittent type reciprocating type bottle conveying mechanism 6 adopts bilayer structure, and the bottle conveying board 61 of lower floor is used for carrying the bottle, and the bottle board 62 is protected in the weighing of upper strata is used for weighing the in-process and protects the bottle (and there is the clearance between the bottle, contactless), because only bottom and weighing platform 1 contact when the bottle is weighed, stability descends, sets up the stability that the bottle board 62 is protected in the weighing can improve the bottle, prevents to fall the bottle.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, without departing from the scope of the technical solution of the present invention, using the technical content disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention should fall within the protection scope of the technical solution of the present invention.

Claims

1. A non-contact weighing device characterized in that: including weighing platform (1), defeated bottle end rail (2), barrier subassembly (3), be used for carrying the bottle to intermittent type reciprocating type defeated bottle mechanism (6) on weighing platform (1) and be used for driving barrier subassembly (3) horizontal migration and defeated bottle end rail (2) disengagement mechanism (4) that go up and down, barrier subassembly (3) and intermittent type reciprocating type defeated bottle mechanism (6) arrange in the both sides of weighing platform (1) relatively, defeated bottle end rail (2) span in on weighing platform (1), defeated bottle end rail (2) are equipped with breach (21) that supply weighing platform (1) to pass with weighing platform (1) department of correspondence.

2. The non-contact weighing apparatus of claim 1, wherein: and the barrier component (3) is provided with a linkage mechanism (5) which is used for enabling the bottle conveying bottom rail (2) to move horizontally along with the barrier component (3) to lift.

3. The non-contact weighing apparatus of claim 2, wherein: the barrier assembly (3) comprises a barrier (31) and a sliding seat (32) used for installing the barrier (31), the separation mechanism (4) comprises a rotating seat (41), a shifting rod (42) and a translation guide piece (43), the shifting rod (42) is arranged on the rotating seat (41) and deviates from the rotating center of the rotating seat (41), a groove (33) is formed in the sliding seat (32), and the shifting rod (42) extends into the groove (33).

4. The non-contact weighing apparatus of claim 3, wherein: and a bearing (44) is arranged at one end of the deflector rod (42) positioned in the groove (33).

5. The non-contact weighing apparatus of claim 3, wherein: the translation guide piece (43) is a translation guide linear bearing, and a translation guide rod (34) matched with the translation guide linear bearing is arranged on the sliding seat (32).

6. The non-contact weighing apparatus of claim 5, wherein: the translation guide (43) is provided with two pieces and is arranged on two sides of the shifting lever (42) in parallel.

7. The non-contact weighing apparatus of claim 3, wherein: the rotary seat (41) is driven to rotate by a motor (46), the rotary seat (41) is located above the rack (7), the motor is located below the rack (7), the rotary seat (41) is connected with the motor (46) through a connecting shaft (45) penetrating through the rack (7), and the cleanliness level above the rack (7) is higher than the cleanliness level below the rack (7).

8. The non-contact weighing apparatus of any one of claims 2 to 7, wherein: link gear (5) include connecting rod (51), lift guide bar (52) and lift guide (53), connecting rod (51) one end with barrier subassembly (3) are articulated, the other end with lift guide bar (52) lower extreme is articulated, lift guide bar (52) upper end runs through behind lift guide (53) with defeated bottle bottom rail (2) link to each other.

9. The non-contact weighing apparatus of claim 8, wherein: the lifting guide piece (53) is a lifting guide linear bearing.

10. The non-contact weighing apparatus of any one of claims 1-7, wherein: the intermittent reciprocating type bottle conveying mechanism (6) comprises a bottle conveying plate (61) and a weighing bottle protecting plate (62) located above the bottle conveying plate (61), wherein bottle conveying plates (61) and the weighing bottle protecting plate (62) are respectively provided with a bottle positioning groove (63), and the bottle positioning grooves (63) in the bottle conveying plate (61) are aligned with the bottle positioning grooves (63) in the weighing bottle protecting plate (62).