CN221223963U

CN221223963U - Automatic lifting weighing platform for hopper

Info

Publication number: CN221223963U
Application number: CN202323008865.6U
Authority: CN
Inventors: 朱柏达; 胡锦佩; 肖伟昌
Original assignee: Zhejiang Xiaolun Intelligent Manufacturing Co ltd
Current assignee: Zhejiang Xiaolun Intelligent Manufacturing Co ltd
Priority date: 2023-11-08
Filing date: 2023-11-08
Publication date: 2024-06-25
Anticipated expiration: 2033-11-08

Abstract

The utility model provides a hopper automatic rising weighing platform, the on-line screen storage device comprises a base, the base has integrated into one piece's vertical section, and two horizontal sections, the upper surface of vertical section's intermediate position department is provided with vertical section, be provided with drive unit in the vertical section, be provided with power transfer unit in the vertical section, be provided with elevating unit in the horizontal section, drive unit passes through swing unit drive power transfer unit and takes place the motion, and produce the kinetic energy that can drive elevating unit and take place elevating movement, be provided with on the horizontal section and follow its direction of height and remove and be used for providing the elevating seat that supports for the hopper frame, every elevating seat has two at least landing points that are used for supporting the hopper frame and all are provided with weighing module. The utility model has the advantages that the weighing platform can select different driving mechanisms according to the weighing weight and the use environment, and the height can be kept by utilizing the kinetic energy generated by the driving mechanism when the weight of the hopper is born, so that the vibration force can not be generated, and the weighing accuracy of the weighing module can not be influenced.

Description

Automatic lifting weighing platform for hopper

Technical Field

The utility model relates to the technical field of weighing equipment, in particular to automatic lifting weighing equipment for a hopper.

Background

The hopper is a common device in pharmaceutical machinery, is arranged on the granulator and is used as a granulating cavity, and is directly taken out after granulating, and the hopper is required to be weighed after taking out so as to acquire weight data of the hopper, so that subsequent packaging work is conveniently planned.

Publication number CN217403593U discloses a weighing platform of portable weighing, including the weighing platform, the upper portion and the lower part of weighing platform are articulated to be connected, the lower part fixed mounting first frame layer of weighing platform, the below parallel arrangement second frame layer of first frame layer, the corner position vertical fixation installation sleeve pipe of second frame layer, the inserted installation guide bar of sleeve pipe, the upper end and the corner fixed connection of first frame layer of guide bar, the cover buffer spring of suit on the body that the guide bar is located the sleeve pipe top, the below parallel arrangement third frame layer of second frame layer, the inboard of second frame layer and the inboard symmetry fixed mounting board of third frame layer, homonymy through the axostylus axostyle movable mounting expansion bracket between the mounting board. The weighing platform utilizes the telescopic frame to adjust the use height of the weighing platform, so that the height of the weighing platform is adjusted when the weighing platform is placed on the hopper frame carrying the hopper (the hopper is conveyed through the carrier vehicle when being separated from the granulator, and the hopper is also positioned in the middle area of the granulator when the granulator), but the telescopic frame can only meet the requirement of an object with the mass smaller than the compressive resistance of the telescopic frame, and because each connecting position of the telescopic frame has the degree of freedom, the weighing platform cannot be maintained at high in the process of bearing the hopper, and the weighing platform can be compressed to retract very fast, and can generate more obvious vibration when being restored to an undeployed state, and the vibration can influence the weighing accuracy of the weighing platform.

Disclosure of utility model

The utility model aims to solve the defects of the prior art, and provides automatic lifting weighing equipment for a hopper, which is used for solving the problems.

The utility model solves the technical problems by adopting the technical scheme that: the automatic hopper lifting weighing platform comprises a base, wherein the base is provided with a longitudinal section and two transverse sections which are integrally formed, a vertical section is arranged at the middle position of the upper surface of the longitudinal section, an inner cavity of the vertical section is communicated with an inner cavity of the longitudinal section, a driving unit is arranged in the vertical section, a power transmission unit is arranged in the longitudinal section, a lifting unit is arranged in the transverse section, the driving unit drives the power transmission unit to move through a swinging unit and generate kinetic energy capable of driving the lifting unit to move up and down, lifting seats capable of moving in the height direction and used for providing support for a hopper frame are arranged on the transverse section, and each lifting seat is provided with at least two falling points used for supporting the hopper frame and weighing modules.

Further perfecting, the drive unit includes engaging lug, and the power supply, and the engaging lug sets up on the inner wall of vertical section, and power supply one end is articulated with the engaging lug, and the other end is articulated with the swing unit.

Further perfecting, the swing unit has two and is located the power supply both sides symmetric distribution, and it includes transmission shaft, two bearing frames and two cam bars, and the bearing frame sets up on the interior diapire of longitudinal segment and has the interval of separating, and the transmission of transmission shaft both ends transmission sets up in corresponding bearing frame, and the one end and the power supply of cam bar are connected, and the other end is connected with the transmission shaft.

Further perfecting, the transmission shaft comprises a main body and an extension body which is outwards extended from two end parts of the main body in different directions and is rotatably arranged on a corresponding bearing seat, at least two counter bores are arranged on the extension body which is close to the power source, and a connecting hole which is matched with the counter bores and is commonly connected through bolts is arranged on the cam rod.

Further perfecting, the power transmission unit comprises two chain wheel seats which are symmetrically distributed on two sides, the two chain wheel seats are connected through a chain, one chain wheel seat is close to the swinging unit and is connected with the adjacent extension body through the chain, so that the lifting unit rotates and lifts up or puts down the lifting seat according to the rotation angle of the lifting unit during rotation.

Further perfecting, the lifting unit comprises two supporting parts which are respectively arranged on the corresponding chain wheel seats, and comprises a bracket and a supporting wheel, wherein the bracket is sleeved on a rotating shaft of the chain wheel seat and is connected with the rotating shaft through bolts, and the supporting wheel is rotatably arranged on the bracket and is used for driving the lifting seat to lift.

Further perfecting, the riding wheels have two.

Further perfecting, two symmetrically distributed positioning plates are arranged on one lifting seat and are positioned at the side parts of the corresponding weighing modules.

The beneficial effects of the utility model are as follows:

The weighing platform can select different driving mechanisms according to the weighing weight and the use environment, has strong applicability, can accurately control the lifting of the lifting platform to meet the use height of the lifting platform when the hopper is arranged on the lifting platform, and can use the kinetic energy generated by the driving mechanism to keep the height when the weight of the hopper is born, so that vibration force is not generated, and the weighing accuracy of the weighing module is not influenced.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a partial cross-section of the present utility model;

FIG. 3 is a schematic view of the structure of the back side of the present utility model;

FIG. 4 is an enlarged partial schematic view of portion A of FIG. 3 in accordance with the present utility model;

fig. 5 is a partially enlarged schematic view of the portion B of fig. 3 in accordance with the present utility model.

Detailed Description

The utility model is further described below with reference to the accompanying drawings:

Referring to the drawings: the automatic hopper lifting weighing platform comprises a base 1, wherein the base 1 is provided with a longitudinal section 11 and two transverse sections 12 which are integrally formed, a vertical section 13 is arranged at the middle position of the upper surface of the longitudinal section 11, an inner cavity of the vertical section 13 is communicated with an inner cavity of the longitudinal section 11, a driving unit 2 is arranged in the vertical section 13, a power transmission unit 3 is arranged in the longitudinal section 11, a lifting unit 4 is arranged in the transverse section 12, the driving unit 2 drives the power transmission unit 3 to move through a swinging unit 5 and generates kinetic energy capable of driving the lifting unit 4 to perform lifting movement, lifting seats 6 which can move along the height direction of the transverse section 12 and are used for providing support for a hopper frame are arranged on the transverse section 12, and each lifting seat 6 is provided with at least two falling points for supporting the hopper frame and is provided with a weighing module 7.

The driving unit 2 comprises a connecting lug 21 and a power source 22, wherein the connecting lug 21 is arranged on the inner wall of the vertical section 13, one end of the power source 22 is hinged with the connecting lug 21, the other end of the power source 22 is hinged with the swinging unit 5, the connecting lug 21 is detachably connected to the inner wall of the vertical section 13, and therefore the power source 22 is convenient to replace, namely, the power source 22 can select different driving mechanisms according to the weighing weight and the using environment, such as an electric push rod (compact structure and accurate and convenient control), an air cylinder (clean and safe, suitable for weighing and explosion-proof environments), a hydraulic push rod (on the basis of high thrust output, the structure is smaller and the structure can also be used for explosion-proof environments), so that the applicability of the weighing platform is improved.

The swing unit 5 has two and is located power source 22 both sides symmetric distribution, it includes transmission shaft 51, two bearing frames 52, and two cam bars 53, the bearing frame 52 sets up on the interior bottom wall of vertical section 11 and has the interval of separating, transmission shaft 51 both ends transmission sets up in corresponding bearing frame 52, the one end and the power source 22 of cam bar 53 are connected, the other end is connected with transmission shaft 51, swing unit 5 passes through power source 22 control, and utilize cam bars 53 to realize two-way connection, thereby realize transmission shaft 51 rotation, also effectual control the angle of swing, thereby can accurate lift, and the duplex bearing installation, stable in structure, the reliability in the use of transmission shaft 51 has been improved.

The transmission shaft 51 comprises a main body 51-a and an extension body 51-b which is respectively and outwards extended from two end parts of the main body 51-a in different directions and is rotatably arranged on a corresponding bearing seat 52, at least two counter bores 51-b1 are arranged on the extension body 51-b close to the power source 22, and a connecting hole 53-a which is matched with the counter bores 51-b1 and is jointly connected through bolts is arranged on the cam rod 53, so that the using position of the transmission shaft 51 can be quickly determined, namely, the main body 51-a and the extension body 51-b are shafts with two different outer diameters, the outer diameter of the main body 51-a is larger than the outer diameter of the extension body 51-b, a step can be formed, when the transmission shaft 51 is connected with the bearing seat 52, the outer end face of the main body 51-a is abutted against the bearing seat 52, and the cam rod 53 can be replaced in a convenient and quick detachable connection mode, so that the transmission shaft 51 with different outer diameters (namely, the outer diameters of the main body 51-a) or the cam rod 53 with different sizes can be replaced according to the size of a weighing object.

The power transmission unit 3 comprises two chain wheel seats 31 which are symmetrically distributed on two sides, the two chain wheel seats 31 are connected through a chain, one chain wheel seat 31 is close to the swinging unit 5 and is connected with the adjacent extension body 51-b through the chain, so that the lifting unit 4 rotates and lifts or puts down the lifting seat 6 according to the rotation angle of the lifting unit during rotation, the chain transmission enables the structure to be simpler and more convenient to install, the processing requirement is greatly reduced, and the chain is suitable for long-distance power transmission and is greatly compatible with the requirements of lifting units 4 with different sizes; the two groups of lifting units 4 are connected through chain transmission, so that an effective synchronous lifting function can be formed, and the possibility of uneven stress, unbalance and the like of the lifting table is avoided.

The lifting unit 4 comprises two supporting parts 41 respectively arranged on the corresponding chain wheel seats 31, each supporting part comprises a support 41-a and a supporting wheel 41-b, the support 41-a is sleeved on a rotating shaft of the corresponding chain wheel seat 31 and is connected with the rotating shaft through bolts, the supporting wheel 41-b is rotatably arranged on the support 41-a and is used for driving the lifting seat 6 to lift, the supporting wheel 41-b is made of high-load polyurethane, the supporting wheel is in soft contact with the lifting seat 6, has no noise and no abrasion, and can compensate lifting clamping stagnation caused by errors in the processing and mounting processes, namely, the supporting wheel 41-b is rotatably connected with the support 41-a and is rotatably connected with the support 41-a to realize sliding on the bottom surface of the lifting seat 6 by using double degrees of freedom, so that the errors are compensated.

The two supporting wheels 41-b are arranged, the double supporting wheels 41-b are more reasonable in structure, the stress is uniform and reliable, and unbalance caused by single-point stress is avoided.

Two symmetrically distributed positioning plates 61 are arranged on one lifting seat 6, the positioning plates 61 are located on the side portions of the corresponding weighing modules 7, the positioning plates 61 are used for providing accurate positions for the hoppers when the hoppers are pushed into and placed on the lifting seat 6, namely, the frame legs of the hopper frames for placing the hoppers are in contact with the positioning plates 61, so that the frame legs of the hopper frames can be accurately located on the weighing modules 7, and accurate weighing weights can be obtained.

While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the utility model.

Claims

1. The utility model provides a hopper automatic rising weighbridge, includes base (1), and base (1) have integrated into one piece's vertical section (11) and two horizontal sections (12), and the intermediate position department of the upper surface of vertical section (11) is provided with vertical section (13), and the inner chamber of vertical section (13) and the inner chamber intercommunication of vertical section (11), its characterized in that: be provided with drive unit (2) in vertical section (13), be provided with power transfer unit (3) in vertical section (11), be provided with elevating unit (4) in horizontal section (12), drive unit (2) through swing unit (5) drive power transfer unit (3) take place the motion, and produce can drive elevating unit (4) take place elevating movement's kinetic energy, be provided with on horizontal section (12) and follow its direction of height and be used for providing elevating seat (6) that support for the hopper frame, every elevating seat (6) have at least two places and are used for supporting the landing point of hopper frame and all are provided with weighing module (7).

2. The hopper automatic lifting weigh table of claim 1 wherein: the driving unit (2) comprises a connecting lug (21) and a power source (22), wherein the connecting lug (21) is arranged on the inner wall of the vertical section (13), one end of the power source (22) is hinged with the connecting lug (21), and the other end of the power source is hinged with the swinging unit (5).

3. The hopper automatic lifting weigh table of claim 2 wherein: the swing unit (5) is provided with two swing units and is positioned on two sides of the power source (22) and symmetrically distributed, the swing units comprise a transmission shaft (51), two bearing seats (52) and two cam rods (53), the bearing seats (52) are arranged on the inner bottom wall of the longitudinal section (11) and have separation distances, two ends of the transmission shaft (51) are in transmission arrangement in the corresponding bearing seats (52), one end of each cam rod (53) is connected with the power source (22), and the other end of each cam rod is connected with the transmission shaft (51).

4. A hopper automatic lifting weigh table as recited in claim 3 wherein: the transmission shaft (51) comprises a main body (51-a) and extension bodies (51-b) which are respectively extended outwards from two end parts of the main body (51-a) in different directions and are rotatably arranged on the corresponding bearing seats (52), at least two counter bores (51-b 1) are formed in the extension bodies (51-b) close to the power source (22), and connecting holes (53-a) which are matched with the counter bores (51-b 1) and are connected together through bolts are formed in the cam rod (53).

5. The hopper automatic lifting weigh table of claim 4 wherein: the power transmission unit (3) comprises two chain wheel seats (31) which are symmetrically distributed on two sides, the two chain wheel seats (31) are connected through a chain, one chain wheel seat (31) is close to the swinging unit (5) and is connected with the adjacent extending body (51-b) through the chain, so that the lifting unit (4) rotates and lifts up or puts down the lifting seat (6) according to the rotation angle of the lifting unit during rotation.

6. The hopper automatic lifting weigh table of claim 5 wherein: the lifting unit (4) comprises two supporting parts (41) which are respectively arranged on the corresponding chain wheel seats (31), the lifting unit comprises a support (41-a) and a supporting wheel (41-b), the support (41-a) is sleeved on a rotating shaft of the chain wheel seats (31) and is connected with the rotating shaft through bolts, and the supporting wheel (41-b) is rotatably arranged on the support (41-a) and is used for driving the lifting seat (6) to lift.

7. The hopper automatic lifting weigh table of claim 6 wherein: the number of the riding wheels (41-b) is two.

8. The hopper automatic lifting weigh table of claim 1 wherein: two symmetrically distributed positioning plates (61) are arranged on one lifting seat (6), and the positioning plates (61) are positioned on the side parts of the corresponding weighing modules (7).