CN215515396U

CN215515396U - Oil-free direct-drive bar feeder

Info

Publication number: CN215515396U
Application number: CN202122330362.5U
Authority: CN
Inventors: 吴建国; 康伟国
Original assignee: Fujian Chenfeng Mechanical And Electrical Equipment Co ltd
Current assignee: Chenfeng Mining Engineering Machinery (Fujian) Co.,Ltd.
Priority date: 2021-09-26
Filing date: 2021-09-26
Publication date: 2022-01-14
Anticipated expiration: 2031-09-26

Abstract

The utility model provides an it does not have oil and directly drives stick batcher, it does not have oil and directly drives stick batcher includes that one installs the transport feed platform on the base through elastic buffer structure, the one end of carrying the feed platform is equipped with a discharge gate, carry two at least direct drive motors that correspond the setting in feed platform bottom both sides, the output that directly drives the motor is provided with an eccentric block, is connected with one between the output that directly drives the motor of two relative settings and can makes two synchronous pivoted activity synchronous connection structure of output that directly drive the motor, directly drives motor drive and carries the feed platform along carrying the reciprocal elastic vibration of feed platform length direction, forces the stick condition that is located on carrying the feed platform to remove to discharge gate one end. This there is not oily stick batcher that directly drives has saved the drive unit part and has reduced the maintenance to the bearing group, weakens the vibration of carrying the feeding platform width direction by a wide margin, reinforcing structure reliability, and the adjustment amplitude is simple nimble convenient moreover.

Description

Oil-free direct-drive bar feeder

Technical Field

The utility model belongs to the technical field of feeders, and particularly relates to an oil-free direct-drive bar feeder.

Background

The rod feeder is generally used for uniform feeding before a coarse crusher, and simultaneously removes fine materials mixed between rod conditions or on the surfaces of the rod conditions by using the action of a screen surface, thereby playing a role of removing impurities in the conveying process. The traditional bar feeder adopts a driving motor and a belt pulley, a bearing group is taken as a driving component, a driving unit is connected with an eccentric vibration component through an elastic coupling, the eccentric vibration component is arranged on the same main shaft, a bearing is arranged between the main shaft and a conveying platform, when the driving motor rotates, two groups of eccentric components are driven to synchronously rotate, a driving force which is in the same plane with the conveying direction of the feeder is generated, and the conveying platform with the eccentric vibration component is forced to carry out reverse reciprocating motion along the conveying platform.

The driven regulation vibration range is generally through adding the angle that will increase and decrease the eccentric block or adjusting drive gear's meshing on the eccentric block of state unanimity in eccentric vibration subassembly, this regulative mode is comparatively slow, work efficiency is low, can also be through adjusting the angle difference that the eccentric block in two sets of eccentric vibration subassemblies formed on the main shaft, thereby produce the resonance through the eccentric vibration subassembly on same main shaft and reach the effect of increase and decrease vibration range, but because two sets of eccentric vibration subassemblies pass through batcher main shaft rigid connection, can produce the vibrational force of conveying platform width direction, impulsive force to bearing and bearing frame is great, lead to the bearing wearing and tearing to appear, bearing outer ring and main shaft clearance increase, the conveying efficiency and the overall structure life that have reduced the stick condition are lower.

SUMMERY OF THE UTILITY MODEL

In view of the above, the utility model provides an oil-free direct-drive bar feeder to solve the above problems.

The utility model provides an it does not have oil and directly drives stick batcher, it does not have oil and directly drives stick batcher includes that one installs the transport feed platform on the base through elastic buffer structure, the one end of carrying the feed platform is equipped with a discharge gate, carry two at least direct drive motors that correspond the setting in feed platform bottom both sides, the output that directly drives the motor is provided with an eccentric block, is connected with one between the output that directly drives the motor of two relative settings and can makes two synchronous pivoted activity synchronous connection structure of output that directly drive the motor, directly drives motor drive and carries the feed platform along carrying the reciprocal elastic vibration of feed platform length direction, forces the stick condition that is located on carrying the feed platform to remove to discharge gate one end.

Further, the elastic buffer structure comprises a fixed buffer group and two rotary buffer groups, wherein the fixed buffer group is arranged at the bottom of one end, far away from the discharge hole, of the conveying and feeding platform, and the rotary buffer groups are symmetrically arranged at two sides, close to the discharge hole, of the conveying and feeding platform.

Furthermore, the fixed buffer group comprises a fixed lifting plate arranged at one end, far away from the discharge port, of the conveying and feeding platform, a first fixed plate fixed on the base and at least two fixed buffer springs arranged between the fixed lifting plate and the first fixed plate.

Furthermore, gyration buffering group includes that two intervals set up carry the gyration reference column of feed platform, a cover is established and is established the rotation lifter plate on the gyration reference column, a fixed plate two of fixing on the base, and at least two settings are in the gyration buffer spring between rotation lifter plate and the fixed plate two.

Further, the two sides of the bottom of the conveying and feeding platform are provided with side mounting plates, and the direct-drive motor is mounted on the side mounting plates.

Furthermore, a blind plate interval and a sieve plate interval which are sequentially arranged along the conveying direction of the conveying and feeding platform at intervals are respectively arranged on the conveying and feeding platform.

Further, the upper end edge of carrying the feed platform is equipped with the side shield just the discharge gate sets up the one end of keeping away from the blind plate interval in the sieve interval.

Furthermore, be the ladder setting from high to low between blind plate interval and the sieve or be the slope setting from high to low between blind plate interval and the sieve.

Furthermore, the eccentric block is an arc-shaped ring body and is provided with an arc-shaped groove for clamping the output end of the direct drive motor.

Furthermore, the movable synchronous connection structure is a rubber connection shaft between two output ends of the direct drive motor which are correspondingly arranged on the universal coupling.

Compared with the prior art, the oil-free direct-drive bar feeder provided by the utility model adopts the direct-drive motor and the material conveying and feeding platform which are rigidly connected to form a direct-connection driving mode, replaces the original fixed driving unit consisting of the driving motor, the belt pulley and the bearing group, saves a ground connecting base of the driving unit and reduces the maintenance of the bearing group, simultaneously, a movable synchronous connecting structure is arranged between the two direct-drive motors, the eccentric driving force formed by the two eccentric blocks is transmitted to the movable synchronous connecting structure, the parallel biological resonance is absorbed through the movable synchronous connection and gradually forms an integral eccentric driving force, the vibration in the width direction of the material conveying and feeding platform is greatly weakened, the structural reliability is enhanced, the amplitude is adjusted simply, flexibly and conveniently, the amplitude adjusting mode only needs to rotate the relative angle between the two eccentric blocks connected by the same movable synchronous connecting structure, and the amplitude adjustment mode that the traditional feeder needs to increase or decrease an eccentric block or adjust the meshing angle of a transmission gear is not needed.

Drawings

Fig. 1 is a schematic diagram I of an oil-free direct-drive rod feeder provided by the utility model.

Fig. 2 is a schematic plan view of the oil-free direct-drive bar feeder in fig. 1.

Fig. 3 is a schematic view of a direct drive motor of the oil-free direct drive bar feeder of fig. 1.

Fig. 4 is a schematic view of a rotary buffer group of the oil-free direct-drive bar feeder in fig. 1.

Fig. 5 is a schematic view of an eccentric block of the oil-free direct-drive bar feeder of fig. 1.

Detailed Description

Specific examples of the present invention will be described in further detail below. It should be understood that the description herein of embodiments of the utility model is not intended to limit the scope of the utility model.

Please refer to fig. 1 to 5, which are schematic structural views of an oil-free direct-drive rod feeder according to the present invention. The utility model provides an there is not oily stick batcher of directly driving includes a transport feed platform 10, the one end of carrying feed platform 10 is equipped with a discharge gate 11, and at least two correspond the setting and are in carry the direct drive motor 30 of feed platform 10 bottom both sides, the output of directly driving motor 30 is provided with an eccentric block 31, is connected with one between the output of two relative direct drive motor 30 that sets up and can makes two synchronous pivoted activity synchronous connection structure 40 of output of directly driving motor 30, directly drives the reciprocal elastic vibration of feed platform 10 along carrying feed platform 10 length direction of motor 30 drive transport feed platform 10, forces the stick condition that is located on carrying feed platform 10 to remove to discharge gate 11 one end. It is contemplated that the present oil-free direct-drive bar feeder further comprises other functional components and specific structures, such as electrical connection components, mounting structures, etc., which are well known to those skilled in the art, and therefore, will not be described in detail herein.

The conveying and feeding platform 10 is arranged on the base through an elastic buffer structure, so that the mounting height of conveying and feeding is raised, and the conveying and feeding platform 10 is forced to be in an elastic suspension state supported by the elastic buffer structure. Carry and be equipped with respectively on the feed platform 10 in proper order along the blind interval 12 and the sieve interval 13 that carry feed platform 10 direction of delivery interval to set up, the excellent condition material loading of one end of blind interval 12 is kept away from at sieve interval 13 to carrying feed platform 10 to discharge gate 11, and excellent condition is at first blanked to blind interval 12 earlier, and reciprocating vibration through carrying feed platform 10 moves to sieve interval 13 one side, makes the thin miscellaneous material that remains between the excellent condition pass through the sieve screening, finally realizes the ejection of compact from discharge gate 11. The edge of the upper end of the conveying and feeding platform 10 is provided with a side baffle plate for conveying and guiding the rod conditions and preventing the rod conditions from being separated from the conveying and feeding platform 10.

It is conceivable that the conveying and feeding platform 10 has an inclination angle for increasing the conveying efficiency of the conveying and feeding platform 10, and in this embodiment, the blind plate zone 12 is inclined from high to low with respect to the screen plate. Similarly, the blind plate interval 12 and the sieve plate are arranged in a ladder shape from high to low, and the same effect can be achieved.

The elastic buffer structure comprises a fixed buffer group 21 and two rotary buffer groups 22, wherein the fixed buffer group 21 is arranged at the bottom of one end, far away from the discharge hole 11, of the conveying and feeding platform 10, and the two rotary buffer groups are symmetrically arranged at the two sides, close to the discharge hole 11, of the conveying and feeding platform 10. Fixed buffering group 21 sets up along the width direction who carries feed platform 10, forms limit buffering and supports, fixed buffering group 21 is in including a setting carry feed platform 10 to keep away from the fixed lifter plate 211 of discharge gate 11 one end, a fixed plate 212 of fixing on the base, and at least two settings are in fixed buffer spring 213 between fixed lifter plate 211 and the fixed plate 212, through the cooperation of fixed lifter plate 211, fixed plate 212, fixed buffer spring 213, make fixed buffering group 21 mainly form and carry feed platform 10 in the vibration of direction of delivery coplanar to weaken and carry feed platform 10 in the both sides vibration of width direction, guarantee to carry feed platform 10's vibration stability and improve conveying efficiency.

The rotary buffer group 22 comprises two rotary positioning columns 221 arranged on the conveying and feeding platform 10 at intervals, a rotary lifting plate 222 sleeved on the rotary positioning columns 221, a second fixing plate 223 fixed on the base, and at least two rotary buffer springs 223 arranged between the rotary lifting plate 222 and the second fixing plate 223. Through the cooperation of the rotary lifting plate 222 and the rotary positioning column 221, the rotary buffer springs 223 arranged at intervals form a double-point buffer support, when the conveying and feeding platform 10 vibrates and fluctuates, the rotary lifting plate 222 rotates along the rotary positioning column 221, the fixed buffer spring 213 is always vertically pressed downwards, the stress of the fixed buffer spring 213 is balanced, and the buffer effect is enhanced. The fixed buffer group 21 and the rotary buffer group 22 are provided with a double-point and side combined buffer supporting mode at the bottom of the conveying and feeding platform 10, so that the vibration guide of the conveying and feeding platform 10 is enhanced, and the vibration stability is improved. More optimally, a spring limiting structure is respectively arranged in the fixed buffer group 21 and the rotary buffer group 22 to limit the compression guide or the extension guide of the fixed buffer spring 213 and the rotary buffer spring 223, and the structural reliability is improved.

The base is a rigid structure arranged at the bottom of the elastic buffer structure and is used as a bottom pressure-bearing part to bear repeated vibration of the spring buffer structure, so that the main body of the conveying and feeding platform 10 is forced to be in a suspended state.

Side mounting plates 15 are arranged on two sides of the bottom of the conveying and feeding platform 10, and the direct drive motor 30 is mounted on the side mounting plates 15. In this embodiment, four direct drive motors 30 are correspondingly disposed on the side mounting plate 15 in pairs, and are disposed below the feeding platform 10, so as to avoid interference with feeding under bar condition, and improve conveying efficiency. The direct drive motor 30 is arranged on the conveying feeding platform 10 to form a direct connection driving mode, and compared with the belt transmission of a traditional feeder, the problem of efficiency reduction during belt transmission can be solved, and the energy consumption is effectively reduced. Meanwhile, a driving unit formed by an original driving motor, a belt pulley and a bearing group is replaced, an additional ground base is not needed, an eccentric driving bearing is omitted, and the installation and the maintenance are simpler and more convenient.

The eccentric block 31 is an arc ring 311, the eccentric block 31 is provided with an arc groove 312 for the output end of the direct drive motor 30 to be clamped in, the eccentric block 31 is rigidly connected with the output end of the direct drive motor 30, and in this embodiment, the rigid connection is a thread fastening mode. The design of the arc ring 311 and the arc slot 312 makes the connection between the eccentric block 31 and the output end of the direct drive motor 30 more compact. In addition, in order to protect the sealing performance of the outer side of the eccentric block 31, a protective cover is arranged on the outer side of the eccentric block 31.

The movable synchronous connecting structure 40 is a universal coupling or two rubber connecting shafts correspondingly arranged between the output ends of the direct drive motors 30, and in the embodiment, the movable synchronous connecting structure 40 is a universal coupling. Set up the movable synchronous connection structure 40, make two output that directly drive motor 30 keep synchronous rotation, two eccentric blocks 31 eccentric drive power transmission that form respectively to the movable synchronous connection structure 40 on, absorb and send out biological resonance and form an whole eccentric drive power gradually through the movable synchronous connection, weaken the vibration of carrying feeding platform 10 width direction by a wide margin, strengthen the structural reliability, and the adjustment amplitude is simple nimble convenient, the adjustment amplitude mode only need to carry out relative angle's rotation just between two eccentric blocks 31 that same movable synchronous connection structure 40 is connected, and do not need the amplitude regulation mode that traditional feeder will increase and decrease eccentric block 31 or adjust the angle of drive gear's meshing.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, and any modifications, equivalents or improvements that are within the spirit of the present invention are intended to be covered by the following claims.

Claims

1. The utility model provides an oilless bar batcher that directly drives which characterized in that: the oil-free direct-drive rod feeder comprises a conveying feeding platform which is installed on a base through an elastic buffering structure, a discharge port is formed in one end of the conveying feeding platform, at least two direct-drive motors which are correspondingly arranged on two sides of the bottom of the conveying feeding platform, an eccentric block is arranged at the output end of each direct-drive motor, a movable synchronous connecting structure which can enable the output ends of the two direct-drive motors to rotate synchronously is connected between the output ends of the two direct-drive motors which are arranged oppositely, and the direct-drive motors drive the conveying feeding platform to vibrate elastically along the length direction of the conveying feeding platform to force rod conditions on the conveying feeding platform to move towards one end of the discharge port.

2. An oil-free direct-drive bar feeder according to claim 1, characterized in that: the elastic buffer structure comprises a fixed buffer group and two rotary buffer groups, wherein the fixed buffer group is arranged at the bottom of one end, far away from the discharge hole, of the conveying and feeding platform, and the rotary buffer groups are symmetrically arranged at two sides, close to the discharge hole, of the conveying and feeding platform.

3. An oil-free direct-drive bar feeder according to claim 2, characterized in that: the fixed buffer group comprises a fixed lifting plate arranged at one end, far away from the discharge port, of the conveying and feeding platform, a first fixed plate fixed on the base and at least two fixed buffer springs arranged between the first fixed lifting plate and the first fixed plate.

4. An oil-free direct-drive bar feeder according to claim 2, characterized in that: gyration buffering group sets up including two intervals carry the gyration reference column of feed platform, a cover is established and is established the rotation lifter plate on the gyration reference column, a fixed plate two of fixing on the base to and at least two settings are in gyration buffer spring between rotation lifter plate and the fixed plate two.

5. An oil-free direct-drive bar feeder according to claim 1, characterized in that: the bottom both sides of carrying the feed platform are equipped with the side mount board, directly drive the motor and install on the side mount board.

6. An oil-free direct-drive bar feeder according to claim 1, characterized in that: the conveying and feeding platform is respectively provided with a blind plate interval and a sieve plate interval which are sequentially arranged along the conveying direction of the conveying and feeding platform at intervals.

7. An oil-free direct-drive bar feeder according to claim 6, characterized in that: the edge of the upper end of the conveying and feeding platform is provided with a side baffle, and the discharge port is arranged at one end, which is far away from the blind plate interval, of the sieve plate interval.

8. An oil-free direct-drive bar feeder according to claim 6, characterized in that: the blind plate interval and the sieve plate are arranged in a ladder way from high to low or are arranged in an inclined way from high to low.

9. An oil-free direct-drive bar feeder according to claim 1, characterized in that: the eccentric block is an arc-shaped ring body and is provided with an arc-shaped groove for clamping the output end of the direct drive motor.

10. An oil-free direct-drive bar feeder according to claim 1, characterized in that: the movable synchronous connection structure is a rubber connection shaft between two output ends of the direct drive motor which are correspondingly arranged on the universal coupling.