CN114715722A

CN114715722A - Rotation type is spacing from locking-type turning device

Info

Publication number: CN114715722A
Application number: CN202210277037.3A
Authority: CN
Inventors: 赵波; 姚卫康
Original assignee: Jiangsu Yingmaijie Machinery Co ltd
Current assignee: Jiangsu Yingmaijie Machinery Co ltd
Priority date: 2022-03-21
Filing date: 2022-03-21
Publication date: 2022-07-08
Anticipated expiration: 2042-03-21
Also published as: CN114715722B

Abstract

The invention discloses a rotary limiting self-locking turnover device, which comprises: upset section bar, winding mechanism, yarn book, lifting handle, rocking arm, upset bearing support, trip shaft, upset bearing support sets up at upset section bar both ends to install the upset section bar at upset bearing support through the trip shaft, the yarn book passes through the rocking arm to be fixed on the upset section bar, winding mechanism installs on one of them rocking arm, the tip at another rocking arm is installed to the lifting handle still includes: the limiting self-locking device is at least arranged at one end of the turnover profile, is arranged between the turnover profile and the turnover bearing support and is used for controlling the rotation angle between the turnover profile and the turnover bearing support, and a through hole is formed in the center of the limiting self-locking device and is touched and blocked by a simple labyrinth groove and a butterfly-type limiting block in a circling manner; the overturning self-locking is ingeniously realized, the transmission structure is very compact in design, and the overturning self-locking device is very small and exquisite and is suitable for use occasions with limited space positions.

Description

Rotation type is spacing from locking-type turning device

Technical Field

The invention relates to an adjusting device, in particular to a rotary limiting self-locking turnover device.

Background

Generally, a cradle turning device is mostly used in a winding and lifting mechanism in the market at present, and particularly, a winding mechanism for yarn winding and plying is used more, as shown in fig. 1-2, a rotary type spring damping limiting and turning device comprises: the overturning device comprises overturning sectional materials, a winding mechanism, yarn rolls, a lifting handle, rocker arms, overturning bearing supports, an overturning shaft and a spring damping limiting device, wherein the overturning bearing supports are arranged at two ends of the overturning sectional materials, the overturning sectional materials are arranged on the overturning bearing supports through the overturning shaft, so that the overturning sectional materials can rotate around the installation positions of the overturning bearing supports, the yarn rolls are fixed on the overturning sectional materials through the rocker arms, a bearing is arranged between each yarn roll and the rocker arms, the winding mechanism is arranged on one rocker arm to drive the yarn rolls to rotate, the lifting handle is arranged at the end part of the other rocker arm, and the size and the position of the overturning angle of the overturning sectional materials are controlled by adjusting the spring damping limiting device; the device adopting the mode can not realize self-locking, the limiting and fixing are realized by screwing the adjusting limiting bolt in the spring damping limiting device, the operation is very inconvenient, the damping back pressure of the tension spring is arranged in the spring damping limiting device for limiting, the turnover is very laborious, the use is very inconvenient for an operator, the operator needs to lift the handle by hand and lock the limiting bolt at the same time, the simple operation by one hand can not be realized, the rocker arm slides and is extruded to one hand, and the danger is easily generated; meanwhile, the device cannot be applied to an automatic lifting mechanism, and due to the blocking and the constraint of a back pressure spring in the spring damping limiting device, the device can only be applied to a mechanism operated manually, so that the technical application prospect is relatively narrow.

Disclosure of Invention

In order to solve the problems in the prior art, the invention aims to provide a rotary limiting self-locking turnover device, so that the locking and fixing of a rocker arm and the taking of a yarn roll are simpler and more convenient, and meanwhile, the device can realize the lifting and automatic fixing of a cradle through simple angle turnover under the condition of internal self-locking, so that an operator can easily take off the yarn roll, and the problems are solved.

The technical scheme is as follows: a rotation type limiting self-locking turnover device comprises: upset section bar, winding mechanism, yarn book, lifting handle, rocking arm, upset bearing support, trip shaft, upset bearing support sets up at upset section bar both ends to install the upset section bar at upset bearing support through the trip shaft, make the upset section bar can center on and rotate with upset bearing support mounted position, the yarn book passes through the rocking arm to be fixed on the upset section bar, is equipped with the bearing between yarn book and the rocking arm, winding mechanism installs and drives the yarn book and rotate on one of them rocking arm, the lifting handle is installed at the tip of another rocking arm, still includes: the limiting self-locking device is at least arranged at one end of the turnover profile, is arranged between the turnover profile and the turnover bearing support and is used for controlling the rotation angle between the turnover profile and the turnover bearing support, a through hole is arranged in the center of the limiting self-locking device and is used for installing a turnover shaft,

spacing self-lock device includes: the device comprises a fixed disc, a butterfly-type limiting block, a fixed pin shaft and a turnover disc; the fixed disk and the turnover disk are fixed on the turnover bearing support and the turnover profile through bolts respectively, the fixed disk and the turnover disk are arranged relatively, a labyrinth groove is formed in the turnover disk surface towards one surface of the fixed disk, the butterfly limiting block is installed on the fixed disk through a fixing pin shaft, the butterfly limiting block can rotate around the fixing pin shaft under the action of external force, the butterfly limiting block is located in the labyrinth groove in the turnover disk, the rotation position of the butterfly limiting block is used for limiting the labyrinth groove, and then the rotation angle between the fixed disk and the turnover disk as well as the rotation angle between the fixed disk and the turnover disk are limited.

Further, the labyrinth groove includes: the arc groove and the fan-shaped groove are positioned on the same circle center, the fan-shaped groove and the outer wall of the arc groove are provided with openings, the arc length of the inner ring side wall of the arc groove is larger than that of the outer ring side wall, and the position, far away from the arc groove, of the outer wall of the fan-shaped groove is further provided with an inward limiting bulge.

Furthermore, the butterfly-shaped limiting block is an arc limiting block, V-shaped grooves which are inwards concave are arranged on the left side and the right side of the arc limiting block, and inwards concave arc-shaped grooves are arranged on the upper portion and the lower portion of the arc limiting block.

Furthermore, the limiting protrusion is an M point, the end point of the inner wall of the arc groove close to the fan-shaped groove is an N point, and the distance from the M point to the N point is smaller than the lengths of the tops of the two V-shaped groove grooves of the arc limiting block and larger than the lengths of the bottoms of the two V-shaped groove grooves of the arc limiting block.

Furthermore, the angle sensor is arranged on the turnover bearing support and connected with the turnover shaft, so that the angle can be acquired.

Further, the winding mechanism includes: the driving motor is connected with the yarn roll through the transmission mechanism and drives the yarn roll to rotate.

Compared with the prior art, the invention discloses a rubber sleeve flat cable for a multifunctional composite tensile type coal mining machine for a coal mine, which has the following specific beneficial effects:

(1) the problem that the rocker arm mechanism cannot be fixed during manual doffing, which wastes time and labor, is solved through the limiting self-locking device, and unstable and operation risk factors caused by manual holding are reduced;

(2) the simple labyrinth groove and the butterfly-type limiting block are contacted and blocked in a circling way; the overturning self-locking is skillfully realized, the transmission structure is very compact in design, and the device is very small and applicable to the use occasions with limited space positions;

(3) the device can meet the requirement of manual operation, and can configure the design angle and the overturning limit point to the electrically-driven winding overturning lifting structure, so that automatic self-locking overturning and positioning are realized, and the device is universal and strong in adaptability.

Drawings

FIG. 1 is a schematic diagram of a rear-side three-dimensional structure in the background art;

FIG. 2 is a schematic diagram of a front side three-dimensional structure in the prior art;

FIG. 3 is a schematic perspective view of the present invention;

FIG. 4 is a rear view of the present invention;

FIG. 5 is a side-view flip-state structural schematic of the present invention;

FIG. 6 is a schematic view of a partial explosion configuration of the present invention;

FIG. 7 is an exploded view of the position-limiting self-locking device;

FIG. 8 is a schematic cross-sectional view of the position-limiting self-locking device;

FIG. 9 is a structural diagram of an initial position state of the limiting self-locking device;

FIG. 10 is a schematic structural view of the position-limiting self-locking device in a state of starting to rotate and lift;

FIG. 11 is a structural diagram of a clockwise locking state of the position limiting self-locking device;

FIG. 12 is a structural diagram illustrating a counterclockwise locking state of the position-limiting self-locking device;

FIG. 13 is a schematic structural view of a limiting and selecting state of the limiting and self-locking device;

FIG. 14 is a structural diagram of an adjustment state of the limiting self-locking device before resetting;

FIG. 15 is a schematic structural view of an initial reset state of the position-limiting self-locking device;

in the figure: 1. turning over the section bar; 2. a winding mechanism; 3. winding the yarn; 4. lifting the handle; 5. a rocker arm; 6. turning over the bearing support; 7. a turning shaft; 8. a limiting self-locking device; 81. fixing the disc; 82. a butterfly-type limiting block; 821. a V-shaped groove; 822. an arc-shaped slot; 83. fixing a pin shaft; 84. turning over the turntable; 841. an arc groove; 842. a sector groove; 9. an angle sensor.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 3 to 8, the present invention provides a technical solution: a rotation type limiting self-locking turnover device comprises: upset section bar 1, winding mechanism 2, yarn are rolled up 3, lifting handle 4, rocking arm 5, upset bearing support 6, trip shaft 7, upset bearing support 6 sets up at 1 both ends of upset section bar to install upset section bar 1 at upset bearing support 6 through trip shaft 7, make upset section bar 1 can center on and rotate with 6 mounted positions of upset bearing support, be equipped with the bearing on the upset bearing support 6, the yarn is rolled up 3 and is fixed on upset section bar 1 through rocking arm 5, is equipped with the bearing between 3 and the rocking arm 5 of yarn book, winding mechanism 2 installs and drives 3 rotations of yarn book on one of them rocking arm 5, lifting handle 4 installs the tip at another rocking arm 5, still includes: a limiting self-locking device 8, wherein the limiting self-locking device 8 is at least arranged at one end of the turnover profile 1, is arranged between the turnover profile 1 and the turnover bearing support 6 and is used for controlling the rotation angle between the turnover profile 1 and the turnover bearing support 6, a through hole is arranged in the center of the limiting self-locking device 8 and is used for installing a turnover shaft 7,

spacing self-lock device 8 includes: a fixed disc 81, a butterfly-type limiting block 82, a fixed pin shaft 83 and a turnover disc 84; fixed disk 81, upset dish 84 pass through the bolt fastening respectively on upset bearing support 6 and upset section bar 1, make fixed disk 81, upset dish 84 set up relatively, and the one side of upset dish 84 towards fixed disk 81 is equipped with the labyrinth groove, butterfly stopper 82 installs on fixed disk 81 through fixed pin axle 83, and butterfly stopper 82 can rotate around fixed pin axle 83 under the exogenic action to make butterfly stopper 82 be arranged in the labyrinth groove on upset dish 84, through butterfly stopper 82 swivelling position, carry on spacingly to the labyrinth groove, and then carry on spacingly to the rotation angle between fixed disk 81 and upset dish 84 and the fixed disk 81.

Further in this example, the labyrinth grooves include: arc 841, sector 842, arc 841 sets up in sector 842 one side, and arc 841 is located same heart with sector 842, be equipped with the opening on sector 842 and the arc 841 outer wall, it is that arc 841 inner circle lateral wall radian is long to be greater than outer lane lateral wall radian long to sector 842 outer wall keeps away from arc 841 position and still is equipped with inward spacing arch.

Further in this example, the butterfly-shaped stopper is a circular arc stopper, and the left and right sides of the circular arc stopper are provided with inward-concave V-shaped grooves 821 and upward and downward inward-concave arc-shaped grooves 822.

Further in this example, the limiting protrusion is an M point, the M point is an upper limit point, an end point of the inner wall of the arc groove 841 close to the fan-shaped groove 842 is an N point, the N point is a lower limit point and a sliding start point, and a distance from the M point to the N point is smaller than lengths of groove tops of the two V-shaped grooves 821 of the arc limiting block and larger than a length of groove bottoms of the two V-shaped grooves 821 of the arc limiting block.

Further in this example, still include angle sensor 9, angle sensor 9 installs on upset bearing support 6 to be connected with trip shaft 7, realize the collection to the angle, make things convenient for the control of automatic mode in later stage, also can gather real-time angle.

Further in this example, the winding mechanism 2 comprises: the driving motor is connected with the yarn roll 3 through the transmission mechanism and drives the yarn roll 3 to rotate.

For the working principle of the limiting self-locking device 8, a point reference zero point P is arranged on the fixed disk 81 for convenience of description;

as shown in fig. 9, the initial position: the rocker arm 5 is in an un-lifted state, the angle between the end point of the outer wall of the arc-shaped groove 841 on the turnover disc 84 and the reference zero point P on the fixed disc 81 is-a degrees (P left side is-), the butterfly-type limiting block 82 is positioned in the arc-shaped groove 841 on the turnover disc 84 and cannot be turned, the rocker arm 5 can only be lifted clockwise, and the counterclockwise rotation is limited by the butterfly-type limiting block 82 and cannot be rotated;

as shown in fig. 10, the swing arm 5 starts to rotate and lift gradually, at a certain moment, the angle between the end point of the outer wall of the arc-shaped groove 841 on the turnover disc 84 and the zero point P on the fixed disc 81 is + b degrees (the right side of P is +), the butterfly-type limiting block 82 has separated from the arc-shaped groove 841 on the turnover disc 84 to reach the N point (not touching the M point) of the inner ring, and at this moment, the turnover disc 84 still has a small-range rotating space which can rotate clockwise or counterclockwise;

as shown in fig. 11, the lock is clockwise locked, wherein the rocker arm 5 is gradually lifted, at a certain moment, the angle between the end point of the outer wall of the arc-shaped groove 841 on the turnover disc 84 and the zero point P on the fixed disc 81 is + c degrees (c is more than b), the butterfly-type limiting block 82 is already contacted with the M point on the turnover disc 84 and is far away from the N point, and at this moment, the M point on the turnover disc 84 is already locked by the butterfly-type limiting block 82 in the clockwise direction, so that the instantaneous needle rotation cannot be continued, and the rotation can be carried out only in a small anticlockwise direction;

as shown in fig. 12, the counterclockwise lock is that the rocker arm 5 cannot continue to lift clockwise but can rotate counterclockwise, at a certain time, the angle between the end point of the outer wall of the arc-shaped groove 841 on the turnover disc 84 and the zero point P on the fixed disc 81 is-d ° (a > d), the butterfly-type limiting block 82 has touched the N point on the turnover disc 84 and is far away from the M point, at this time, the M point on the turnover disc 84 has been locked by the butterfly-type limiting block 82 in the counterclockwise direction, and cannot continue to rotate counterclockwise, the matched lifting mechanism is suspended at a set angle, and at this time, an operator can conveniently take yarns;

as shown in fig. 13, the limit selection is that the rocker arm 5 can only lift clockwise, at a certain moment, the angle between the end point of the outer wall of the arc-shaped groove 841 on the turnover disc 84 and the zero point P on the fixed disc 81 is + e ° (c > e > b), the end point of the outer wall of the arc-shaped groove 841 is about to touch the M point on the turnover disc 84 and is far away from the N point; at this point, if the flipping disk 84 continues to rotate clockwise, the action result of fig. 11 is met — the clockwise direction is locked; if the flipping disk 84 rotates counterclockwise, the M point touches the butterfly limiting block 82, and the butterfly limiting block 82 is flipped clockwise to accord with the action result of FIG. 14;

as shown in fig. 14, the adjustment before resetting is carried out, wherein the rocker arm 5 rotates anticlockwise, at a certain moment, the angle between the end point of the outer wall of the arc-shaped groove 841 on the turnover disc 84 and the zero point P on the fixed disc 81 is + f degrees (f is more than e), the head end of the butterfly limiting block 82 is separated after being slowly straightened by M point through touching tangent movement, and N point is also parallel to the tail end of the butterfly limiting block 82, so that the butterfly limiting block 82 can smoothly slide into the cavity;

as shown in fig. 15, during initial reset, the rocker arm 5 rotates counterclockwise, at a certain moment, the angle between the end point of the outer wall of the arc-shaped groove 841 on the turnover disc 84 and the zero point P on the fixed disc 81 is-h ° (h < a) °, and the butterfly-type limiting block 82 is moved forward by point M and then moves away, and slides into the initial cavity of the turnover disc 84 along point N; the initial state of fig. 9 is achieved as the flipping disk 84 continues to rotate counterclockwise through an angle-a.

The device is rich in compatible and expanded functions, and can realize self-locking by only slightly lifting the lifting handle 4 with one hand and reaching a rotary handle at a specified angle in a manual mode, so that the device saves operation time and labor intensity compared with a common turnover mechanism;

in the automatic mode, a stepping motor is directly connected to the end of the turnover connecting seat in an external mode, the turnover profile 1 is directly controlled to realize accurate angle turnover, the self-locking and unlocking functions can be realized by controlling the rotation angle, the rotation retention time and other functions of the stepping motor through a PLC (programmable logic controller), and the full-automatic control function is achieved; because the limiting self-locking device 8 adopts the end face flange type connecting structure design, the structural design is very compact, the occupied space is very small, and the external attractiveness is greatly improved on the premise that the functions of matched equipment are met; the supporting use can make the upset stably improve, and the maintenance, installation, the change of device are all very convenient, and is with low costs, sexual valence relative altitude.

Claims

1. A rotation type limiting self-locking turnover device comprises: upset section bar, winding mechanism, yarn book, lifting handle, rocking arm, upset bearing support, trip shaft, upset bearing support sets up at upset section bar both ends to install the upset section bar at upset bearing support through the trip shaft, make the upset section bar can center on and rotate with upset bearing support mounted position, the yarn book passes through the rocking arm to be fixed on the upset section bar, is equipped with the bearing between yarn book and the rocking arm, winding mechanism installs and drives the yarn book and rotate on one of them rocking arm, the lifting handle is installed at the tip of another rocking arm, its characterized in that: further comprising: the limiting self-locking device is at least arranged at one end of the turnover profile, is arranged between the turnover profile and the turnover bearing support and is used for controlling the rotation angle between the turnover profile and the turnover bearing support, a through hole is arranged in the center of the limiting self-locking device and is used for installing a turnover shaft,

2. The rotary limiting self-locking turnover device according to claim 1, wherein: the labyrinth groove includes: the arc groove and the fan-shaped groove are positioned on the same circle center, the fan-shaped groove and the outer wall of the arc groove are provided with openings, the arc length of the inner ring side wall of the arc groove is larger than that of the outer ring side wall, and the position, far away from the arc groove, of the outer wall of the fan-shaped groove is further provided with an inward limiting bulge.

3. The rotary limiting self-locking turnover device according to claim 2, wherein: the butterfly-shaped limiting block is an arc limiting block, V-shaped grooves which are inwards concave are arranged on the left side and the right side of the arc limiting block, and inwards concave arc-shaped grooves are arranged on the upper portion and the lower portion of the arc limiting block.

4. A rotary position-limiting self-locking turnover device as claimed in claim 3, wherein: the limiting protrusion is an M point, the end point of the inner wall of the arc groove, which is close to the fan-shaped groove, is an N point, and the distance from the M point to the N point is smaller than the length of the tops of the two V-shaped grooves of the arc limiting block and larger than the length of the bottoms of the two V-shaped grooves of the arc limiting block.

5. The rotary limiting self-locking turnover device according to claim 1, wherein: the angle sensor is installed on the overturning bearing support and connected with the overturning shaft, so that the angle is acquired.

6. The rotary limiting self-locking turnover device according to claim 1, wherein: the winding mechanism includes: the driving motor is connected with the yarn roll through the transmission mechanism and drives the yarn roll to rotate.