CN219862111U - Biaxial shaking device without backseat force - Google Patents
Biaxial shaking device without backseat force Download PDFInfo
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- CN219862111U CN219862111U CN202321103391.0U CN202321103391U CN219862111U CN 219862111 U CN219862111 U CN 219862111U CN 202321103391 U CN202321103391 U CN 202321103391U CN 219862111 U CN219862111 U CN 219862111U
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- shaft
- shaking
- bearing
- box body
- bracket
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- 230000005540 biological transmission Effects 0.000 claims description 9
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- 238000009434 installation Methods 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 230000000452 restraining effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model relates to the technical field of engines, and particularly discloses a recoil-free double-shaft shaking device which comprises a bracket, wherein a shaking output device is hoisted on the bracket, the shaking output device comprises a box body, two sets of main shafts are arranged on the box body, and belt pulleys, a first bearing, gears, movable eccentric blocks, an adjusting device for adjusting the positions of the eccentric blocks, a second bearing and an adjustable number of eccentric blocks are sequentially arranged on the main shafts from beginning to end; the bracket is of a square frame structure, a variable-frequency speed-regulating motor is arranged at the top of the bracket through a motor mounting seat, two transverse shafts are arranged above the bracket in parallel, two ends of each transverse shaft are connected with the top of the bracket through bearing blocks through bolts, and hanging rods are fixedly arranged at two ends of each transverse shaft; the utility model has low power consumption, can be well suitable for small and medium-sized paper machines, and greatly reduces the shaking impact force of the traditional single-shaft shaking device on the foundation thereof in a shaking mode, thereby being beneficial to improving the shaking frequency of shaking.
Description
Technical Field
The utility model relates to the technical field of a biaxial shaker without backseat force, in particular to a biaxial shaker without backseat force.
Background
To improve the sheet formation of a paper machine, a forming wire must be reciprocated at a certain amplitude and frequency, known as wire section shaking, and the power to accomplish this shaking comes from the shaker. The existing traditional shaker has good effect when the traditional shaker is just started to be used, but after 3 months of use, the faults appear: the vibration amplitude becomes smaller, the reciprocating impact is serious, the running stability becomes lower, so that frequent shutdown maintenance and replacement affect the yield and quality of the paper machine, more importantly, the machine parts connected with the vibration amplitude become broken when the frequency becomes slightly higher due to structural reasons! Therefore, the frequency of the conventional shaker is generally not more than 150 times/min when the shaker is used. Although various paper factories do a great deal of reconstruction work for this purpose, the problems have not been solved fundamentally. If the frequency is continuously increased, the base can be rocked, and hidden danger is brought to the safety production.
The shaking device without recoil is also available abroad, and is imitated by manufacturers in China, but the shaking device is complex in processing and manufacturing, difficult to maintain, complicated in accessories, expensive in price and not suitable for large-area popularization.
Therefore, there is a need to develop a novel shaker with simple structure, firmness and durability and excellent performance to meet the requirements of equipment.
Disclosure of Invention
The utility model solves the problem of providing a rear-seat-force-free double-shaft shaking device, which has low power consumption, can be well suitable for small and medium-sized paper machines, and greatly reduces shaking impact force of the traditional single-shaft shaking device on the foundation of the device in a shaking mode, thereby being beneficial to improving shaking times of shaking.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the backlashing force-free double-shaft shaking device comprises a support, a shaking output device is hoisted on the support, the shaking output device comprises a box body, two sets of main shafts are arranged on the box body, and belt pulleys, a first bearing, gears, movable eccentric blocks, an adjusting device for adjusting the positions of the eccentric blocks, a second bearing and an adjustable eccentric block are sequentially arranged on the main shafts from beginning to end.
Preferably, the support is square frame construction, the frequency conversion speed regulating motor is installed through the motor mount pad in support top, support top parallel arrangement has two cross axles, the cross axle both ends pass through bearing frame and support top bolted connection, cross axle both ends fixed mounting has the jib, four the jib lower extreme fixed connection box outside.
Preferably, a main shaft is connected in parallel up and down in the box body, one end of the main shaft positioned below extends out of the box body and is sleeved with a belt pulley, and the belt pulley is in transmission connection with an output shaft of the variable-frequency speed-regulating motor through a belt;
the main shaft is sleeved with gears, the two gears are connected in a meshed mode, and the main shaft is provided with an adjusting device capable of adjusting the position of the eccentric block.
Preferably, the two ends of the main shaft are respectively connected with the box body in a rotating way through a first bearing and a second bearing.
Preferably, the adjusting device for the position of the adjustable eccentric block comprises movable eccentric blocks and eccentric blocks with adjustable quantity, the two eccentric blocks are sleeved on the main shaft, the movable eccentric blocks are positioned in the box body, the other end of the main shaft stretches into the protecting cover, the eccentric blocks with adjustable quantity are sleeved on the other end of the main shaft, the protecting cover is fixed on the outer side of the box body, and the connecting plate is arranged on the inner side and the outer side of the box body.
Preferably, the movable eccentric blocks are eccentric blocks with slidable main shafts, the number of the eccentric blocks is a plurality of detachable eccentric block superposition structures, and two of the main shafts, the movable eccentric blocks and the number of the eccentric blocks are symmetrically arranged. Preferably, the method comprises the steps of,
preferably, the adjusting device for adjusting the position of the eccentric block further comprises a rotating hand wheel, a driving gear, a chain, a rotating shaft, a fixed shaft, a connecting piece and a third bearing, wherein the rotating shaft is rotationally connected with the inside of one side of the mounting shield of the box body, the fixed shaft is fixedly connected with the inside of the box body, a first fixed seat is installed on the outside of the box body, a first driven shaft is rotationally connected with the first fixed seat, the driven shaft is in transmission connection with the rotating shaft through a chain wheel and the chain, a second fixed seat and a third fixed seat are fixedly installed on one side of the bracket, a second driven shaft and a third driven shaft are rotationally connected with the second fixed seat and the third fixed seat respectively, bevel gears are used for transmission connection between the first driven shaft and the second driven shaft, a straight gear is used for transmission connection between the second driven shaft and the third driven shaft, and the rotating hand wheel is installed on the third driven shaft;
the connecting piece is a plate with two ends provided with through holes and notches in the middle, the through holes at the two ends of the connecting piece are sleeved with the main shaft through a third bearing, and the notches of the connecting piece are clamped on the rotating shaft.
Preferably, a pulley shield is arranged on one side of the bracket, and an amplitude display device is arranged on the outer side of the box body.
The beneficial effects of the utility model are as follows: the main shafts of the shaking output device are driven by the variable-frequency speed-regulating motor through the belt pulley, the two main shafts are provided with sliding grooves forming a certain angle with the central line, two movable eccentric blocks capable of moving on the sliding grooves simultaneously are arranged, the tail parts of the two main shafts are provided with the eccentric blocks with adjustable quantity, the power consumption is low, the shaking output device can be well suitable for small and medium-sized paper machines, the shaking output device is of a double-shaft structure, the shaking output device can be additionally provided with four shafts when required, and the four-shaft structure is also within the novel structure;
during operation, different with traditional unipolar shake the case in the past, shake output device through the rotation of belt pulley, gear, under the relative rotary drive of inside eccentric block, the straight line power of horizontal direction upper output side-to-side sways, be the side-to-side swing, through the position of the eccentric block that adjusts the simultaneous movement on the main shaft spout, make the focus position of eccentric block take place the skew and make the straight line of horizontal output shake the size of the power change of shaking, and change the amplitude of shaking, this mode of shaking greatly reduced traditional unipolar shake the ware and shake the impact force to its basis, thereby also do benefit to the number of times of shaking that improves shaking.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the overall structure of the present utility model;
FIG. 3 is a schematic diagram of the overall structure of the present utility model;
FIG. 4 is a schematic diagram of the overall structure of the present utility model;
fig. 5 is a schematic structural view of an adjusting device for adjusting the position of an eccentric block according to the present utility model.
Legend description:
variable frequency speed motor 1, support 2, box 3, belt pulley 4, gear 5, main shaft 6, movable eccentric block 7, amplitude display device 8, jib 9, first bearing 10, adjusting device 11 of adjustable eccentric block position, second bearing 12, adjustable quantity eccentric block 13, connecting plate 14, cross axle 15, bearing frame 16, rotation hand wheel 18, spur gear 19, chain 20, axis of rotation 21, fixed axle 22, connecting piece 23, third bearing 24, belt pulley guard 25, installation guard 26.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Specific examples are given below.
Referring to fig. 1-5, a recoil-free double-shaft shaking device comprises a bracket 2, a shaking output device is hoisted on the bracket 2, the shaking output device comprises a box body 3, two sets of main shafts 6 are arranged on the box body 3, a belt pulley 4, a first bearing 10, a gear 5, a movable eccentric block 7, an adjusting device 11 for adjusting the position of the eccentric block, a second bearing 12 and an adjustable number of eccentric blocks 13 are sequentially arranged on the main shafts 6 from beginning to end;
the support 2 is of a square frame structure, the top of the support 2 is provided with a variable-frequency speed-regulating motor 1 through a motor mounting seat, two transverse shafts 15 are arranged above the support 2 in parallel, two ends of each transverse shaft 15 are connected with the top of the support 2 through bearing seats 16 in a bolt manner, two ends of each transverse shaft 15 are fixedly provided with hanging rods 9, the lower ends of the four hanging rods 9 are fixedly connected with the outer side of the box body 3, and the support 2 is used for hoisting a shaking output device through the bearing seats 16, the transverse shafts 15 and the hanging rods 9 which are fixed on the support 2 and restraining the output direction of shaking force;
the inside of the box body 3 is connected with a main shaft 6 in a vertical parallel rotation way, one end of the main shaft 6 positioned below extends out of the box body 3 and is sleeved with a belt pulley 4, and the belt pulley 4 is in transmission connection with an output shaft of the variable-frequency speed-regulating motor 1 through a belt; the variable-frequency speed-regulating motor 1 drives the belt pulley 4 to rotate, so as to drive the main shaft 6 to rotate;
the main shaft 6 is sleeved with gears 5, the two gears 5 are in meshed connection, and the main shaft 6 is provided with an adjusting device 11 for adjusting the position of the eccentric block;
the two ends of the main shaft 6 are respectively connected with the box body 3 in a rotating way through a first bearing 10 and a second bearing 12;
the adjusting device 11 for adjusting the positions of the eccentric blocks comprises movable eccentric blocks 7 and eccentric blocks 13 with adjustable numbers, the movable eccentric blocks 7 are sleeved on the two main shafts 6, the movable eccentric blocks 7 are positioned in the box body 3, the other ends of the main shafts 6 extend into the protecting cover 26 and are sleeved with the eccentric blocks 13 with adjustable numbers, the protecting cover 26 is fixed on the outer side of the box body 3, and connecting plates 14 are arranged on the inner side and the outer side of the box body 3;
the movable eccentric blocks 7 are eccentric blocks which can slide on the main shaft 6, the number of the eccentric blocks 13 is adjustable, the eccentric blocks are of a plurality of detachable eccentric block superposition structures, the two main shafts 6, the movable eccentric blocks 7 and the number of the eccentric blocks 13 are symmetrically arranged, the movable eccentric blocks 7 are driven to rotate by the gears 5, the horizontal direction outputs a side-to-side swinging linear force, the force is output outwards through the connecting plates 14, and in the vertical direction, the eccentric blocks are in opposite directions, so that the output force in the direction cannot be generated;
the adjusting device 11 capable of adjusting the position of the eccentric block further comprises a rotating hand wheel 18, a spur gear 19, a chain 20, a rotating shaft 21, a fixed shaft 22, a connecting piece 23 and a third bearing 24, wherein the rotating shaft 21 is rotationally connected with the inside of one side of the mounting shield 26 of the box body 3, the fixed shaft 22 is fixedly connected with the inside of the side of the mounting shield 26, a first fixed seat is mounted on the outer side of the box body 3, a first driven shaft is rotationally connected with the first fixed seat, the driven shaft is in transmission connection with the rotating shaft 21 through a chain wheel and the chain 20, a second fixed seat and a third fixed seat are fixedly mounted on one side of the bracket 2, a second driven shaft and a third driven shaft are rotationally connected with the second fixed seat and the third fixed seat respectively, bevel gears are used for transmission connection between the first driven shaft and the second driven shaft, and the third driven shaft are in transmission connection through the spur gear; a rotary hand wheel 18 is arranged on the third driven shaft; the hand wheel 18 is rotated to drive the spur gear 19 and the chain 20 to drive the rotating shaft 21 to rotate, so that the connecting piece 23 moves along the fixed shaft 22, the eccentric block 7 is pushed to move along the chute on the main shaft 6 by the third bearing 24, the angle of the movable eccentric block 7 on the main shaft 6 is changed, and the gravity center position of the movable eccentric block 7 is changed, so that the purpose of adjusting the shaking output is achieved; the rotating hand wheel 18 can be replaced by a motor;
the connecting piece 23 is a plate with two ends provided with through holes and a notch in the middle, the through holes at the two ends of the connecting piece 23 are sleeved with the main shaft 6 through a third bearing 24, and the notch of the connecting piece 23 is clamped on the rotating shaft 21;
a belt pulley shield 25 is arranged on one side of the bracket 2 and is used for protecting the variable-frequency speed-regulating motor 1 and the belt pulley 4; an amplitude display device 8 is arranged outside the box body 3.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (8)
1. The backlashes force-free double-shaft shaking device is characterized by comprising a support (2), a shaking output device is hoisted on the support (2), the shaking output device comprises a box body (3), two sets of spindles (6) are arranged on the box body (3), a belt pulley (4), a first bearing (10), a gear (5), a movable eccentric block (7), an adjusting device (11) for adjusting the position of the eccentric block, a second bearing (12) and an eccentric block (13) with adjustable quantity are sequentially arranged on the spindles (6) from beginning to end.
2. The recoil-free double-shaft shaking device according to claim 1, wherein the support (2) is of a square frame structure, the variable-frequency speed regulating motor (1) is installed at the top of the support (2) through a motor installation seat, two transverse shafts (15) are arranged above the support (2) in parallel, two ends of each transverse shaft (15) are connected with the top of the support (2) through bearing blocks (16) through bolts, hanging rods (9) are fixedly installed at two ends of each transverse shaft (15), and the lower ends of the four hanging rods (9) are fixedly connected with the outer side of the box body (3).
3. The recoil-free double-shaft shaker of claim 2, wherein a main shaft (6) is connected in parallel rotation up and down in the box body (3), one end of the main shaft (6) positioned below is extended out of the box body (3) and sleeved with a belt pulley (4), and the belt pulley (4) is in transmission connection with an output shaft of the variable-frequency speed regulating motor (1) through a belt;
the main shaft (6) is sleeved with gears (5), the two gears (5) are connected in a meshed mode, and the main shaft (6) is provided with an adjusting device (11) capable of adjusting the position of the eccentric block.
4. The recoil-free biaxial shaker of claim 1, characterized in that the two ends of the main shaft (6) are rotationally connected with the case (3) by means of a first bearing (10) and a second bearing (12), respectively.
5. A recoil-free biaxial shaker as claimed in claim 3, characterized in that the adjusting means (11) for the position of the eccentric mass comprises a movable eccentric mass (7) and a number-adjustable eccentric mass (13), the two main shafts (6) are sleeved with the movable eccentric mass (7), the movable eccentric mass (7) is located in the case (3), the other end of the main shaft (6) extends into the shield (26) and is sleeved with the number-adjustable eccentric mass (13), the shield (26) is fixed on the outer side of the case (3), and the connecting plates (14) are mounted on the inner and outer sides of the case (3).
6. The recoil free biaxial shaker of claim 5, characterized in that the movable eccentric mass (7) is a slidable eccentric mass in the main shaft (6), the adjustable number of eccentric masses (13) being a multiple removable eccentric mass stack, the two main shafts (6), movable eccentric masses (7) and adjustable number of eccentric masses (13) being arranged symmetrically.
7. The recoil-free biaxial shaker of claim 5, characterized in that the adjusting device (11) for adjusting the eccentric block position further comprises a rotating hand wheel (18), a spur gear (19), a chain (20), a rotating shaft (21), a fixed shaft (22), a connecting piece (23) and a third bearing (24), the box body (3) is located inside one side of the mounting shield (26) and is rotationally connected with the rotating shaft (21) and is fixedly connected with the fixed shaft (22), a first fixed seat is mounted outside the box body (3), a first driven shaft is rotationally connected on the first fixed seat, a second fixed seat and a third fixed seat are fixedly mounted on one side of the bracket (2), a second driven shaft and a third driven shaft are rotationally connected between the first driven shaft and the second driven shaft through bevel gears, a rotating hand wheel (18) is mounted on the third driven shaft through bevel gears (19);
the connecting piece (23) is a plate with two ends provided with through holes and a notch in the middle, the through holes at the two ends of the connecting piece (23) are sleeved with the main shaft (6) through a third bearing (24), and the notch of the connecting piece (23) is clamped on the rotating shaft (21).
8. The recoil-free biaxial shaker of claim 1, characterized in that a pulley shield (25) is mounted on one side of the bracket (2), and an amplitude display device (8) is mounted on the outside of the case (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321103391.0U CN219862111U (en) | 2023-05-10 | 2023-05-10 | Biaxial shaking device without backseat force |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321103391.0U CN219862111U (en) | 2023-05-10 | 2023-05-10 | Biaxial shaking device without backseat force |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219862111U true CN219862111U (en) | 2023-10-20 |
Family
ID=88368748
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321103391.0U Active CN219862111U (en) | 2023-05-10 | 2023-05-10 | Biaxial shaking device without backseat force |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219862111U (en) |
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2023
- 2023-05-10 CN CN202321103391.0U patent/CN219862111U/en active Active
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