CN212238168U

CN212238168U - Automatic positive and negative rotatory cubic unit rotating vibration sieve adjusting disk

Info

Publication number: CN212238168U
Application number: CN202020589698.6U
Authority: CN
Inventors: 刘彬彬; 贺三三; 孟海涛; 郑素杰
Original assignee: Xinxiang Weiliang Screening Machinery Co ltd
Current assignee: Xinxiang Weiliang Screening Machinery Co ltd
Priority date: 2020-04-20
Filing date: 2020-04-20
Publication date: 2020-12-29
Anticipated expiration: 2030-04-20

Abstract

The utility model relates to the technical field of screening devices, in particular to an automatic positive and negative rotation three-dimensional rotary vibrating screen adjusting plate, which comprises an adjusting plate body and a vibrating motor, wherein the adjusting plate body is fixed on a rotating shaft of the vibrating motor, the adjusting plate body is provided with a first arc-shaped slide way and a second arc-shaped slide way which take the connecting part of the adjusting plate body and the rotating shaft as the axle center, the rotating shaft is rotatably connected with a first eccentric block and a second eccentric block, the end surface of the first eccentric block or the second eccentric block, which is far away from the rotating shaft and is close to one end of the adjusting plate body, is fixedly provided with a positioning column, the positioning column is slidably connected in the first slide way or the second slide way, and a pulley assembly for reducing friction force is fixed on the first eccentric block or the second eccentric block, the utility model realizes the free switching of equipment between two modes of screening and discharging, thereby achieving the reduction of the number of machine halt and the frequent manual angle switching, has wide application prospect in the technical field of screening devices.

Description

Automatic positive and negative rotatory cubic unit rotating vibration sieve adjusting disk

Technical Field

The utility model belongs to the technical field of screening plant technique and specifically relates to an automatic just reverse cubic unit rotating vibration sieve adjustment disk.

Background

The three-dimensional rotary vibrating screen has the advantages of high screening precision and high screening efficiency, can control the running tracks of various materials on the screen mesh by the force in three directions, efficiently filters and grades various materials, and is particularly suitable for screening fine materials.

At present, the three-dimensional rotary vibration sieve is characterized in that the upper part of the vibrating force adjusting disc is vibrated on a spring system under the clockwise condition by adjusting the vibrating force adjusting discs positioned at the upper end and the lower end of a main shaft of a vibrating motor so as to generate forces in three directions, so that the moving mode and the sieving effect of materials on equipment are controlled, the materials on the sieve are not smoothly discharged under the clockwise sieving mode under the condition, the production efficiency is influenced, and the workload of field workers is greatly increased.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems that the existing vibration force adjusting disc cannot be automatically switched between a screening mode and a discharging mode, the production efficiency is influenced, and the workload of field workers is greatly increased, the invention provides the automatic forward and reverse rotating three-dimensional rotary vibrating screen adjusting disc.

The technical scheme of the utility model be, including adjustment disk body and shock dynamo, the adjustment disk body is fixed in shock dynamo's axis of rotation, wherein, set up on the adjustment disk body and use adjustment disk body and rotation axis connection department as the curved first slide and the second slide in axle center, it is connected with first eccentric block and second eccentric block to rotate in the axis of rotation, the terminal surface that the axis of rotation was kept away from to first eccentric block or second eccentric block and is close to the one end of adjustment disk body is fixed with the reference column, reference column sliding connection is in first slide or second slide, be fixed with the loose pulley assembly who reduces frictional force on first eccentric block or the second eccentric block.

Preferably, the end of the first eccentric block or the second eccentric block, which is far away from the rotating shaft of the vibration motor, is fixed with a first balancing weight, the first balancing weight is close to the adjusting disc body, and the positioning column is fixed on the first balancing weight. And a second balancing weight and a third balancing weight are arranged on the first eccentric block or the second eccentric block above the positioning column, the first eccentric block or the second eccentric block, the first balancing weight and the second balancing weight are provided with communicated embedding holes, and the pulley assembly is prevented from being in the embedding holes.

Preferably, the pulley assembly is fixed with a limit stop ring at the end face edge of one end close to the adjusting disc body, the maximum diameter of the limit stop ring is larger than the diameter of the embedding hole, a threaded column is fixed at the end face axle center of the other end of the pulley assembly, a through hole is formed in the third balancing weight, and the threaded column extends out of the third balancing weight through the through hole and is fixedly connected with the third balancing weight through a fixing nut.

Preferably, loose pulley assembly includes shell, a plurality of pairs of balls, main ball, stopper and holding ring, the one end of shell is seted up flutedly, limit stop fixes at the opening border of recess, the terminal surface axle center of keeping away from the recess is fixed to the screw thread post, set up the rolling groove of hemisphere shape in the recess, main ball and pair ball are placed in the rolling groove, and the interior bottom of vice ball and rolling groove is inconsistent, main ball part protrusion shell, limit opening has been seted up on the stopper, limit opening's diameter is less than the diameter of main ball, the stopper is placed in the recess, and main ball part runs through limit opening and extends to outside the stopper, the holding ring joint is fixed in the recess and is inconsistent with the stopper.

Preferably, the tip cover of last axis of rotation of shock dynamo is equipped with the lag, the lag is toper or T type, first eccentric block and second eccentric block are all established on the lag, the terminal surface axle center department of last axis of rotation of shock dynamo sets up threaded hole, set up the perforating hole of intercommunication screw hole on the lag, the lag passes through fixing bolt and fixes in the axis of rotation on shock dynamo.

Adopt the technical scheme of the utility model can reach following beneficial effect: (1) the positioning columns on the first eccentric block and the second eccentric block are respectively connected in the first slideway and the second slideway in a sliding manner, when the adjusting disc body rotates, the first eccentric block and the second eccentric block slide to one ends of the first slideway and the second slideway by utilizing centrifugal force, and equipment can be freely switched between two modes of screening and discharging by changing the rotating direction of the vibration motor, so that the shutdown times and frequent manual angle switching are reduced; (2) through the cooperation of first balancing weight, second balancing weight, third balancing weight and loose pulley assembly for first eccentric block and second eccentric block can produce centrifugal force more easily, utilize sliding assembly to support first eccentric block and second eccentric block simultaneously, avoid with the this body direct contact of adjustment disk, can also reduce gliding frictional force of first eccentric block and second eccentric block on the adjustment disk body, the technical scheme of the utility model has extensive application prospect in screening plant technical field.

Drawings

Fig. 1 is a schematic structural view of the automatic forward and reverse rotation three-dimensional rotary vibrating screen adjusting disk of the utility model.

Fig. 2 is a perspective view of the first eccentric block or the second eccentric block of the automatic forward and reverse rotation three-dimensional rotary vibrating screen adjusting disc of the utility model.

Fig. 3 is a side view of the first eccentric block or the second eccentric block of the automatic forward and reverse rotation three-dimensional rotary vibrating screen adjusting disk of the present invention.

Fig. 4 is an enlarged view of the area a in fig. 3.

Fig. 5 is a prior art reference diagram of the present invention.

The adjustable sliding plate comprises an adjusting plate body, a first sliding way, a second sliding way, a first eccentric block, a second eccentric block, a first balancing weight, a second balancing weight, a positioning column, a third balancing weight, a fourth balancing weight.

Detailed Description

The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention, and in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, and are only for convenience of description of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as limiting the present invention.

Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance throughout the present disclosure, it being understood that unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and can be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

1-5, including adjusting disk body 1 and shock motor 16, adjusting disk body 1 welds or can dismantle through fixed and connect in the axis of rotation of shock motor 16 for rotate through shock motor 16 and drive adjusting disk body 1 and rotate simultaneously. The vibration motor 16 is electrically connected with an electric cabinet with a PLC small program, so that the electric cabinet with the PLC small program can be used for adjusting forward and reverse rotation of the vibration motor 16 and reversing for 2 minutes after every 5 minutes of forward rotation of time length profit according to own needs, and in this way, when the vibration motor 16 rotates forwards, the novel upper eccentric block uses the centrifugal force of the motor to form an included angle between the first eccentric block 4 and the second eccentric block 5; another included angle is formed during reverse rotation, so that the equipment can be freely switched between a screening mode and a discharging mode, and the purposes of reducing the shutdown times and frequently and manually switching angles are achieved. Offer on the adjusting disk body 1 and regard curved first slide 2 and the second slide 3 of axle center with adjusting disk body 1 and rotation axis junction, it is connected with first eccentric block 4 and second eccentric block 5 to rotate in the axis of rotation, the terminal surface of the one end of axis of rotation and being close to adjusting disk body 1 is kept away from to first eccentric block 4 or second eccentric block 5 is fixed with reference column 7, reference column 7 sliding connection is in first slide 2 or second slide 3, make and inject first

eccentric block

4 and 5 functions of second eccentric block at

first slide

2 and 3 internal rotations of second slide through reference column 7, and then be convenient for realize sieving and arrange and switch between the material two kinds of modes through forming different contained angles between first eccentric block 4 and the second eccentric block 5. First slide 2 and second slide 3 are independent each other, and first slide 2 is different with the angle of second slide 3 at the contained angle at the both ends of clockwise with the angle of the both ends contained angle of anticlockwise for form different contained angles between first eccentric block 4 and the second eccentric block 5, realize sieving and arrange and switch between the material two kinds of modes. The tip cover of axis of rotation is equipped with lag 17 on shock dynamo 16, and lag 17 is toper or T type, first eccentric block 4 and second eccentric block 5 are all established on lag 17, and the maximum diameter of lag 17 is greater than on first balancing weight 6 or the second eccentric block 5 with the diameter in the hole of shock dynamo 16 last axis of rotation connection, be convenient for protect the axis of rotation on the shock dynamo 16 through lag 17, utilize lag 17 to inject first eccentric block 4 and second eccentric block 5 simultaneously, avoid first eccentric block 4 and second eccentric block 5 to break away from on lag 17. The end face axis of the rotating shaft on the vibration motor 16 is provided with a threaded hole, the protective sleeve 17 is provided with a through hole communicated with the threaded hole, and the protective sleeve 17 is fixed on the rotating shaft on the vibration motor 16 through a fixing bolt 18, so that the protective sleeve 17 and the rotating shaft on the vibration motor 16 are fixedly connected into a whole, and the protective sleeve 17 is separated from the rotating shaft. Can dismantle through bolt fastening on first eccentric cam 4 or the second eccentric cam 5 and be connected with the loose pulley assembly 11 that reduces frictional force, be convenient for support first eccentric cam 4 and second eccentric cam 5 through loose pulley assembly 11, avoid with adjusting disk body 1 direct contact, utilize loose pulley assembly 11 to reduce frictional force when first eccentric cam 4 and second eccentric cam 5 slide on adjusting disk body 1 simultaneously.

As shown in fig. 1-5, one end of the first eccentric block 4 or the second eccentric block 5, which is far away from the rotating shaft of the vibrating motor 16, is welded or fixed with a first balancing weight 6 through a screw, so that the weight of the first eccentric block 4 or the second eccentric block 5 is increased, and the first eccentric block 4 and the second eccentric block 5 are easy to move on the adjusting disc body 1 under the action of centrifugal force. First balancing weight 6 is close to adjustment disk body 1, avoids first eccentric block 4 or the direct and adjustment disk body 1 direct contact of second eccentric block 5, increases the distance between first eccentric block 4 or second eccentric block 5 and the adjustment disk body 1 simultaneously. The positioning column 7 is welded and fixed on the first balancing weight 6, so that the positioning column 7 and the first balancing weight 6 are fixedly connected with the first eccentric block 4 or the second eccentric block 5 into a whole. Be equipped with second balancing weight 8 and third balancing weight 9 on first eccentric block 4 or the second eccentric block 5 of reference column 7 top, be convenient for further increase the weight of first eccentric block 4 or second eccentric block 5 through second balancing weight 8 and third balancing weight 9 for first eccentric block 4 or second eccentric block 5 move on adjustment disk body 1 under the effect of centrifugal force more easily. The first eccentric block 4 or the second eccentric block 5, the first balancing weight 6 and the second balancing weight 8 are provided with embedding holes 10 communicated with each other, and the pulley assembly 11 is prevented from being arranged in the embedding holes 10 and is convenient to place and fix the pulley assembly 11. Pulley assembly 11 is close to the terminal surface border welded fastening of the one end of adjusting disk body 1 and is equipped with spacing fender ring 15, and the maximum diameter of spacing fender ring 15 is greater than the diameter of embedding hole 10, be convenient for inject pulley assembly 11 through spacing fender ring 15, avoid pulley assembly 11 too far into embedding hole 10, make pulley assembly 11 can not form the clearance with between first balancing weight 6 and the adjusting disk body 1, influence first eccentric block 4 or second eccentric block 5 and slide on the regulating plate difference under the effect of centrifugal force. The terminal surface axle center department welded fastening of loose pulley assembly 11's the other end has threaded post 13, through hole 12 has been seted up on the third balancing weight 9, threaded post 13 extends to outside the third balancing weight 9 and through fixation nut 14 screw thread fixed connection through hole 12, be convenient for fix loose pulley assembly 11 on first eccentric block 4 and second eccentric block 5 under the mating reaction through threaded post 13 and spacing fender ring 15, also be convenient for simultaneously with first balancing weight 6, second balancing weight 8 and third balancing weight 9 and first eccentric block 4 or second eccentric block 5 fixed connection form a whole together.

As shown in fig. 1-5, the pulley assembly 11 includes a housing 101, a plurality of auxiliary balls 104, a main ball 105, a stopper 106, and a positioning ring 107, wherein one end of the housing 101 is provided with a groove 102 for placing a component for sliding the pulley assembly 11 in the groove 102. The groove 102 is close to the adjusting disk body 1, so that a part capable of sliding in the groove 102 is in direct contact with the adjusting disk body 1, and the first eccentric block 4 and the second eccentric block 5 are enabled to slide on the adjusting disk body 1 conveniently. The limit stop is welded and fixed at the opening edge of the groove 102, so that one end of the pulley assembly 11 is limited at the opening of the embedding hole 10 on the first balancing weight 6 through the limit stop. The threaded column 13 is welded and fixed on the axis of the end face far away from the groove 102, so that the threaded column 13 can conveniently penetrate through the second balancing weight 8 and the third balancing weight 9, and meanwhile, the second balancing weight 8 and the third balancing weight 9 are fixed on the first eccentric block 4 or the second eccentric block 5. A semi-spherical rolling groove 103 is formed in the groove 102, the main ball 105 and the auxiliary ball 104 are placed in the rolling groove 103, the auxiliary ball 104 is abutted to the inner bottom of the rolling groove 103, the auxiliary ball 104 and the main ball 105 can roll in the rolling groove 103 conveniently, and accordingly the sliding of the real pulley assembly 11 is achieved. The main ball 105 partially protrudes out of the housing 101, and after the pulley assembly 11 is placed into the insertion hole 10, the main ball 105 partially exceeds the plane where the first balancing weight 6 is close to the end face of the adjusting disc body 1, so that a gap is formed between the first balancing weight 6 and the adjusting disc body 1 through the main ball 105, and the first eccentric block 4 and the second eccentric block 5 can slide on the adjusting disc body 1 conveniently. Spacing opening has been seted up on the stopper 106, and spacing open-ended diameter is less than main ball 105's diameter, and stopper 106 is placed in recess 102, and main ball 105 part runs through spacing opening and extends to outside stopper 106, is convenient for inject main ball 105 through stopper 106 for main ball 105 can rotate with the contact of adjustment disk body 1, prevents simultaneously that main ball 105 from breaking away from in the rolling groove 103. The positioning ring 107 is fixed in the groove 102 in an interference clamping manner and is abutted to the limit block 106, so that the limit block 106 is positioned through the positioning ring 107, and the limit block 106 is prevented from being separated from the groove 102, and further the main ball 105 and the auxiliary ball 104 are separated from the rolling groove 103.

The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. An automatic positive and negative rotation three-dimensional rotary vibrating screen adjusting disc comprises an adjusting disc body (1) and a vibrating motor (16), the adjusting disc body (1) is fixed on a rotating shaft of the vibration motor (16), it is characterized in that the adjusting disc body (1) is provided with a first arc-shaped slideway (2) and a second arc-shaped slideway (3) which take the connecting part of the adjusting disc body (1) and the rotating shaft as the axes, the rotating shaft is rotatably connected with a first eccentric block (4) and a second eccentric block (5), a positioning column (7) is fixed on the end surface of one end of the first eccentric block (4) or the second eccentric block (5) which is far away from the rotating shaft and is close to the adjusting disc body (1), the positioning column (7) is connected in the first slideway (2) or the second slideway (3) in a sliding way, and a pulley assembly (11) for reducing friction is fixed on the first eccentric block (4) or the second eccentric block (5).

2. The automatic positive and negative rotation three-dimensional rotating vibration sieve adjusting disk is characterized in that a first balancing weight (6) is fixed at one end, away from a rotating shaft of a vibration motor (16), of the first eccentric block (4) or the second eccentric block (5), the first balancing weight (6) is close to the adjusting disk body (1), the positioning column (7) is fixed on the first balancing weight (6), a second balancing weight (8) and a third balancing weight (9) are arranged on the first eccentric block (4) or the second eccentric block (5) above the positioning column (7), embedding holes (10) communicated with each other are formed in the first eccentric block (4) or the second eccentric block (5), the first balancing weight (6) and the second balancing weight (8), and the pulley assembly (11) is prevented from being arranged in the embedding holes (10).

3. The automatic positive and negative rotation three-dimensional rotary vibrating screen adjusting plate is characterized in that a limiting baffle ring (15) is fixed to the end face edge of one end, close to the adjusting plate body (1), of the pulley assembly (11), the maximum diameter of the limiting baffle ring (15) is larger than the diameter of the embedding hole (10), a threaded column (13) is fixed to the end face axis of the other end of the pulley assembly (11), a through hole (12) is formed in the third balancing weight (9), and the threaded column (13) extends out of the third balancing weight (9) through the through hole (12) and is fixedly connected through a fixing nut (14).

4. The automatic positive and negative rotation three-dimensional rotary vibrating screen adjusting disk is characterized in that the pulley assembly (11) comprises a shell (101), a plurality of auxiliary balls (104), a main ball (105), a limiting block (106) and a positioning ring (107), one end of the shell (101) is provided with a groove (102), the limiting block is fixed at the opening edge of the groove (102), the threaded column (13) is fixed at the end surface axis far away from the groove (102), a semi-spherical rolling groove (103) is formed in the groove (102), the main ball (105) and the auxiliary ball (104) are placed in the rolling groove (103), the auxiliary ball (104) is in contact with the inner bottom of the rolling groove (103), the main ball (105) partially protrudes out of the shell (101), the limiting block (106) is provided with a limiting opening, and the diameter of the limiting opening is smaller than that of the main ball (105), the limiting block (106) is placed in the groove (102), the main ball (105) partially penetrates through the limiting opening and extends out of the limiting block (106), and the positioning ring (107) is clamped and fixed in the groove (102) and is abutted to the limiting block (106).

5. The automatic positive and negative rotation three-dimensional rotary vibrating screen adjusting disk is characterized in that a protecting sleeve (17) is sleeved on the end portion of a rotating shaft of the vibrating motor (16), the protecting sleeve (17) is conical or T-shaped, the first eccentric block (4) and the second eccentric block (5) are sleeved on the protecting sleeve (17), a threaded hole is formed in the axis of the end face of the rotating shaft of the vibrating motor (16), a through hole communicated with the threaded hole is formed in the protecting sleeve (17), and the protecting sleeve (17) is fixed on the rotating shaft of the vibrating motor (16) through a fixing bolt (18).