CN212640710U - Rotating speed measuring device - Google Patents
Rotating speed measuring device Download PDFInfo
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- CN212640710U CN212640710U CN202021260357.0U CN202021260357U CN212640710U CN 212640710 U CN212640710 U CN 212640710U CN 202021260357 U CN202021260357 U CN 202021260357U CN 212640710 U CN212640710 U CN 212640710U
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- speed signal
- rotating speed
- driving shaft
- signal wheel
- wheel
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Abstract
A rotation speed measuring device relates to the field of rotation speed measuring equipment, is used for being installed on a support of a textile machine and comprises: a driving shaft rotatably connected to the bracket; and a rotating speed signal wheel sleeved on the driving shaft; the rotating speed signal wheel is rotationally connected with the driving shaft, a transmission part which is detachably connected with the rotating speed signal wheel is fixedly sleeved on the driving shaft, and the driving shaft enables the rotating speed signal wheel and the driving shaft to synchronously rotate through the transmission part; the rotating speed signal wheel is a disc with a smooth outer wall. The driving shaft drives the transmission part to rotate, the transmission part drives the rotating speed signal wheel to rotate, so that the rotating speed signal wheel and the driving shaft synchronously rotate, and the rotating speed of the driving shaft is obtained by measuring the rotating speed of the rotating speed signal wheel; when the rotating speed signal wheel needs to be replaced, the transmission part is disconnected, so that the rotating speed signal wheel is separated from the transmission part, and the rotating speed signal wheel is taken down from the driving shaft; meanwhile, the rotating speed signal wheel is disc-shaped, the circumferential surface of the rotating speed signal wheel is smooth, and the condition that clothes are stirred on the rotating speed signal wheel is avoided.
Description
Technical Field
The utility model relates to a rotational speed measuring equipment field, concretely relates to rotational speed measuring device.
Background
The twist, count and evenness of yarn are three technical indexes for determining the quality of yarn, and the correct and good twist is a necessary condition for ensuring the strength, smoothness and evenness of yarn. Whether the rotating speed of the yarn, the spindle, the roller and the like is accurate and stable is an important factor for determining the twist and the drafting (i.e. the number of counts) of the yarn. In order to effectively control the good technological performance of the spinning spindles, the spindle speed is required to be generally checked regularly, or a yarn twist detection device is arranged on each spindle to monitor the yarn rotating speed, the spindle speed and the like. Then, the rotation speed, spindle speed, etc. of the yarn are adjusted according to the yarn twist actually required.
However, in the currently used rotating speed measuring device, the rotating speed signal wheel is in a gear shape, and during the use process, the gear teeth of the rotating speed signal wheel are easy to roll the clothes of the operator into the rotating speed signal wheel, which is easy to damage the operator and the rotating speed signal wheel; in addition, when the rotating speed signal wheel is damaged, the rotating speed signal wheel is fixedly connected with a rotating shaft of the textile machine, so that the rotating speed signal wheel is inconvenient to replace, time and labor are wasted, and the cost is increased.
SUMMERY OF THE UTILITY MODEL
The utility model discloses be drawn into the clothing easily according to current rotational speed signal wheel to and the problem of not good change, the utility model discloses a following technical scheme:
a rotational speed measuring device for mounting on a support of a textile machine, comprising:
a driving shaft rotatably connected to the bracket; and
a rotating speed signal wheel sleeved on the driving shaft;
the rotating speed signal wheel is rotationally connected with the driving shaft, a transmission part which is detachably connected with the rotating speed signal wheel is fixedly sleeved on the driving shaft, and the driving shaft enables the rotating speed signal wheel and the driving shaft to synchronously rotate through the transmission part;
the rotating speed signal wheel is a disc with a smooth outer wall.
Compared with the prior art, the utility model discloses following beneficial effect has: when the device is used, the driving shaft drives the transmission part to rotate, the transmission part drives the rotating speed signal wheel to rotate, so that the rotating speed signal wheel and the driving shaft synchronously rotate, and the rotating speed of the driving shaft is obtained by measuring the rotating speed of the rotating speed signal wheel; when the rotating speed signal wheel needs to be replaced, the transmission part is disconnected, so that the rotating speed signal wheel is separated from the transmission part, and the rotating speed signal wheel is taken down from the driving shaft, so that the operation is simple and convenient; meanwhile, the rotating speed signal wheel is disc-shaped, the circumferential surface of the rotating speed signal wheel is smooth, and the condition that clothes are stirred on the rotating speed signal wheel is avoided.
Preferably, the transmission part comprises two disks fixedly sleeved on the driving shaft and a connecting piece detachably connected with the rotating speed signal wheel, and the connecting piece is positioned between the two disks and sleeved on the driving shaft; the connecting piece comprises a pawl and a ratchet wheel matched with the pawl, the middle part of the pawl is connected with the rotating speed signal wheel through a rotating shaft, a coil spring is sleeved on the rotating shaft, one end of the coil spring is connected with the rotating speed signal wheel, the other end of the coil spring is connected with the pawl, and the ratchet wheel is fixedly sleeved on the driving shaft and is positioned between the two disks; the driving shaft is pressed against and locked with the pawl through the ratchet wheel so as to drive the rotating speed signal wheel to rotate synchronously with the driving shaft.
Preferably, the two disks have the same radius, each disk radius is larger than the ratchet wheel radius and smaller than the distance between the rotating shaft and the driving shaft, and two opposite end faces of the two disks are in contact with the end faces of the ratchet wheel.
Preferably, the ratchet wheel assembly further comprises a speed measuring mechanism which is rotatably connected to the support and located above the rotating speed signal wheel, and a handle assembly located right above the pawl, wherein the speed measuring mechanism is used for transmitting the speed of the current rotating speed signal wheel, the handle assembly is fixedly mounted on the speed measuring mechanism, and the handle assembly is matched with the pawl to control the connection state of the ratchet wheel and the pawl.
Preferably, the handle assembly comprises a handle, a fixed cylinder and a telescopic rod, the fixed cylinder is fixedly mounted on the speed measuring mechanism, one end of the telescopic rod is connected with the handle, the other end of the telescopic rod penetrates through the fixed cylinder, and the telescopic rod is in threaded connection with the fixed cylinder; the telescoping rod moves between the inside and outside of a circular path of rotation of the pawl at the end remote from the ratchet wheel.
Preferably, the speed measuring mechanism is including the connecting rod that is located tacho signal wheel top, the connecting rod includes horizontal segment and the vertical section that links to each other with horizontal segment one end, the horizontal segment other end is articulated with the support, the infrared sensor is installed to the one end that the horizontal segment was kept away from to vertical section.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a front view of an embodiment of the present invention.
Fig. 2 is a sectional view taken along a-a in fig. 1.
Fig. 3 is a side view of fig. 1.
Fig. 4 is a schematic structural diagram of the transmission part and the connecting piece.
Fig. 5 is a top view of fig. 4.
Fig. 6 is a sectional view taken in the direction B-B in fig. 5.
The numbers in the figures are in order: 1. a support; 2. a drive shaft; 3. a rotation speed signal wheel; 31. a speed measuring hole; 4. a transmission section; 41. a pawl; 42. a ratchet wheel; 43. a disc; 44. a coil spring; 45. a rotating shaft; 5. a speed measuring mechanism; 51. infrared sensing
A machine; 52. a connecting rod; 53. a handle assembly; 531. a handle; 532. a fixed cylinder; 533. a telescopic rod.
Detailed Description
In order to make the utility model realize that technical means, creation characteristics, achievement purpose and effect are clearer and easily understand, it is right to combine below the figure and the detailed implementation mode the utility model discloses do further explanation:
as shown in fig. 1, 2 and 3, an embodiment of the present invention provides a rotation speed measuring device for mounting on a support 1 of a textile machine, comprising:
a driving shaft 2 rotatably connected to the bracket 1; and
a rotating speed signal wheel 3 sleeved on the driving shaft 2;
the rotating speed signal wheel 3 is rotatably connected with the driving shaft 2, a transmission part 4 detachably connected with the rotating speed signal wheel 3 is fixedly sleeved on the driving shaft 2, and the driving shaft 2 enables the rotating speed signal wheel 3 and the driving shaft 2 to synchronously rotate through the transmission part 4;
the rotating speed signal wheel 3 is a disc 43 with a smooth outer wall.
The driving shaft 2 drives the transmission part 4 to rotate, the transmission part 4 drives the rotating speed signal wheel 3 to rotate, so that the rotating speed signal wheel 3 and the driving shaft 2 synchronously rotate, and the rotating speed of the driving shaft 2 is obtained by measuring the rotating speed of the rotating speed signal wheel 3; when the rotating speed signal wheel 3 needs to be replaced, the transmission part 4 is disconnected, so that the rotating speed signal wheel 3 is separated from the transmission part 4, and the rotating speed signal wheel 3 is taken down from the driving shaft 2; meanwhile, the rotating speed signal wheel 3 is in a disc 43 shape, the circumferential surface is smooth, and the condition that clothes are stirred on the rotating speed signal wheel 3 is avoided.
As shown in fig. 2, 4 and 6, according to another embodiment of the present invention, the rotation speed measuring device further optimizes the transmission portion 4 included therein, preferably, the transmission portion 4 includes two discs 43 fixedly sleeved on the driving shaft 2 and a connecting member detachably connected to the rotation speed signal wheel 3, the connecting member is located between the two discs 43 and sleeved on the driving shaft 2; the connecting piece comprises a pawl 41 and a ratchet wheel 42 matched with the pawl 41, the middle part of the pawl 41 is connected with the rotating speed signal wheel 3 through a rotating shaft 45, a coil spring 44 is sleeved on the rotating shaft 45, one end of the coil spring 44 is connected with the rotating speed signal wheel 3, the other end of the coil spring 44 is connected with the pawl 41, and the ratchet wheel 42 is fixedly sleeved on the driving shaft 2 and is positioned between the two disks 43; the driving shaft 2 is locked against the pawl 41 through the ratchet wheel 42 so as to drive the rotating speed signal wheel 3 to rotate synchronously with the driving shaft 2; when the drive shaft 2 drives the ratchet wheel 42 to rotate, the spring force of the coil spring 44 can ensure that the pawl 41 is always locked against the ratchet wheel 42 and is not separated from the ratchet wheel 42 in the process of following the rotation of the ratchet wheel 42, so that the rotating speed signal wheel 3 connected with the pawl 41 is always kept to rotate synchronously with the drive shaft 2.
As shown in fig. 6, according to another embodiment of the present invention, the rotation speed measuring device is further optimized for the discs 43 included in the transmission part 4, preferably, the two discs 43 have the same radius, the radius of each disc 43 is larger than the radius of the ratchet wheel 42 and smaller than the distance from the rotating shaft 45 to the driving shaft 2, and two opposite end faces of the two discs 43 are in end contact with the ratchet wheel 42; therefore, the pawl 41 can be limited between the two disks 43, the driving shaft 2 is ensured to drive the ratchet wheel 42 to rotate, the pawl 41 cannot be horizontally displaced to be separated from the ratchet wheel 42 when the ratchet wheel 42 drives the rotating speed signal wheel 3 to rotate through the pawl 41, and meanwhile, the ratchet wheel 42 can be protected from colliding with the rotating speed signal wheel 3 or being wound into textile fabrics in the rotating process.
As shown in fig. 1, according to another embodiment provided by the present invention, the apparatus for measuring rotational speed preferably further comprises a speed measuring mechanism 5 rotatably connected to the bracket 1 and located above the rotation speed signal wheel 3, and a handle assembly 53 installed directly above the pawl 41, wherein the speed measuring mechanism 5 is used for transmitting the speed of the current rotation speed signal wheel 3, the handle assembly 53 is fixedly installed on the speed measuring mechanism 5, and the handle assembly 53 is used for controlling the connection state of the ratchet wheel 42 and the pawl 41; when the handle assembly 53 is brought against the end of the pawl 41 remote from the ratchet wheel 42, the pawl 41 is caused to rotate about the axis of rotation 45 to disengage the ratchet wheel 42.
As shown in fig. 1, according to another embodiment provided by the present invention, the rotation speed measuring device is further optimized for the handle assembly 53 included therein, preferably, the handle assembly 53 includes a handle 531, a fixed cylinder 532 and a telescopic rod 533, the fixed cylinder 532 is fixedly mounted on the speed measuring mechanism 5, one end of the telescopic rod 533 is connected to the handle 531, the other end of the telescopic rod 533 passes through the fixed cylinder 532, and the telescopic rod 533 is in threaded connection with the fixed cylinder 532; operating the handle 531 causes the telescopic rod 533 to move between inside and outside of the circular path of rotation of the pawl 41 away from the end of the ratchet wheel 42; when the rotating speed signal wheel 3 needs to be replaced, the operating handle 531 rotates, so that when the telescopic rod 533 moves downwards in the fixed cylinder 532, the telescopic rod 533 abuts against the pawl 41, the pawl 41 rotates around the rotating shaft 45, the pawl 41 disengages from the ratchet wheel 42, and then the rotating speed measuring mechanism 5 rotates to take the rotating speed signal wheel 3 off the driving shaft 2; after the replacement is completed, the speed measuring mechanism 5 is rotated in the reverse direction, and the handle 531 is operated in the reverse direction to move the telescopic rod 533 upward in the fixed cylinder 532, so that the telescopic rod 533 is disengaged from the pawl 41, and the pawl 41 is engaged with the ratchet 42 again by the elastic force of the coil spring 44.
As shown in fig. 1, according to another embodiment provided by the present invention, the tachometer device is further optimized for the tachometer mechanism 5 included therein, preferably, the tachometer mechanism 5 includes a connecting rod 52 located above the tachometer signal wheel 3, the connecting rod 52 includes a horizontal segment and a vertical segment connected to one end of the horizontal segment, the other end of the horizontal segment is hinged to the bracket 1, and one end of the vertical segment, which is far away from the horizontal segment, is installed with an infrared sensor 51; the infrared sensor 51 calculates the rotating speed of the textile machine by measuring the rotating speed of a speed measuring hole 31 formed in the end surface of one side, far away from the bracket 1, of the rotating speed signal wheel 3; when the drive shaft 2 drives the ratchet wheel 42 to rotate, the ratchet wheel 42 drives the pawl 41 to rotate, so as to drive the rotation speed signal wheel 3 to rotate synchronously with the rotation shaft 45, and because the rotation speed signal wheel 3 is provided with a plurality of speed measuring holes 31, the infrared sensor 51 can obtain the rotation speed of the textile machine by measuring the rotation speed of the speed measuring holes 31, and the technology of measuring the speed and calculating the rotation speed of the textile machine by the infrared sensor 51 is the prior art.
The utility model discloses an application principle does: when the utility model is used, the drive shaft 2 rotates to drive the ratchet wheel 42 to rotate, the ratchet wheel 42 drives the rotation speed signal to rotate through the pawl 41 matched with the ratchet wheel, the infrared sensor 51 transmits the rotation speed of the textile machine to the console by measuring the rotation speed of the speed measuring hole 31 on the rotation speed signal wheel 3, and the rotation speed can be monitored and adjusted in real time; when the rotating speed signal wheel 3 needs to be replaced, the operating handle 531 rotates to drive the telescopic rod 533 to move downwards in the fixed cylinder 532, so that the telescopic rod 533 is abutted against the pawl 41, the pawl 41 is driven to rotate around the rotating shaft 45 and is separated from the ratchet wheel 42, and then the rotating speed signal wheel 3 is pulled outwards and the connecting rod 52 is lifted to take the rotating speed signal wheel 3 off the driving shaft 2; the new rotation speed signal wheel 3 is sleeved on the driving shaft 2, the rotation speed signal wheel 3 is pushed to abut against the disc 43, the connecting rod 52 is put down, the handle 531 is operated in the reverse direction to enable the telescopic rod 533 to move upwards in the fixed cylinder 532, the telescopic rod 533 is separated from the pawl 41, under the elastic force action of the coil spring 44, the pawl 41 is matched with the ratchet wheel 42 again, and the ratchet wheel 42 drives the rotation speed signal wheel 3 to rotate.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (6)
1. A rotation speed measuring device, intended to be mounted on a support (1) of a textile machine, comprising:
a driving shaft (2) rotatably connected to the bracket (1); and
a rotating speed signal wheel (3) sleeved on the driving shaft (2); it is characterized in that the preparation method is characterized in that,
the rotating speed signal wheel (3) is rotationally connected with the driving shaft (2), a transmission part (4) detachably connected with the rotating speed signal wheel (3) is fixedly sleeved on the driving shaft (2), and the driving shaft (2) enables the rotating speed signal wheel (3) and the driving shaft (2) to synchronously rotate through the transmission part (4);
the rotating speed signal wheel (3) is a disc (43) with a smooth outer wall.
2. A rotation speed measuring device according to claim 1, wherein the transmission part (4) comprises two discs (43) fixedly sleeved on the driving shaft (2) and a connecting member detachably connected with the rotation speed signal wheel (3), the connecting member is positioned between the two discs (43) and sleeved on the driving shaft (2); the connecting piece comprises a pawl (41) and a ratchet wheel (42) matched with the pawl, the middle part of the pawl (41) is connected with the rotating speed signal wheel (3) through a rotating shaft (45), a coil spring (44) is sleeved on the rotating shaft (45), one end of the coil spring (44) is connected with the rotating speed signal wheel (3), the other end of the coil spring (44) is connected with the pawl (41), and the ratchet wheel (42) is fixedly sleeved on the driving shaft (2) and located between the two disks (43); the driving shaft (2) is pressed against and locked with the pawl (41) through the ratchet wheel (42), so that the rotating speed signal wheel (3) and the driving shaft (2) are driven to synchronously rotate.
3. A rotation speed measuring device according to claim 2, wherein the two discs (43) have the same radius, the radius of each disc (43) is larger than the radius of the ratchet wheel (42) and smaller than the distance from the rotation shaft (45) to the drive shaft (2), and the two opposite end faces of the two discs (43) are in contact with the end faces of the ratchet wheel (42).
4. A rotation speed measuring device according to any one of claims 1 to 3, further comprising a speed measuring mechanism (5) rotatably connected to the frame (1) and located above the rotation speed signal wheel (3), and a handle assembly (53) located directly above the pawl (41), wherein the speed measuring mechanism (5) is used for transmitting the speed of the current rotation speed signal wheel (3), the handle assembly (53) is fixedly mounted on the speed measuring mechanism (5), and the handle assembly (53) is matched with the pawl (41) to control the connection state of the ratchet wheel (42) and the pawl (41).
5. A rotation speed measuring device according to claim 4, wherein the handle assembly (53) comprises a handle (531), a fixed cylinder (532) and a telescopic rod (533), the fixed cylinder (532) is fixedly mounted on the speed measuring mechanism (5), one end of the telescopic rod (533) is connected with the handle (531), the other end of the telescopic rod (533) passes through the fixed cylinder (532), and the telescopic rod (533) is in threaded connection with the fixed cylinder (532); the telescopic rod (533) moves between the inside and outside of a circular rotation path of the pawl (41) at an end remote from the ratchet wheel (42).
6. A rotation speed measuring device according to claim 4, wherein the speed measuring mechanism (5) comprises a connecting rod (52) above the rotation speed signal wheel (3), the connecting rod (52) comprises a horizontal segment and a vertical segment connected with one end of the horizontal segment, the other end of the horizontal segment is hinged with the bracket (1), and one end of the vertical segment far away from the horizontal segment is provided with an infrared sensor (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021260357.0U CN212640710U (en) | 2020-06-30 | 2020-06-30 | Rotating speed measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021260357.0U CN212640710U (en) | 2020-06-30 | 2020-06-30 | Rotating speed measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212640710U true CN212640710U (en) | 2021-03-02 |
Family
ID=74784227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021260357.0U Active CN212640710U (en) | 2020-06-30 | 2020-06-30 | Rotating speed measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212640710U (en) |
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2020
- 2020-06-30 CN CN202021260357.0U patent/CN212640710U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A speed measuring device Effective date of registration: 20210706 Granted publication date: 20210302 Pledgee: Hubei Zhijiang Rural Commercial Bank Co.,Ltd. Pledgor: ZHIJIANG KAIDA TEXTILE Co.,Ltd. Registration number: Y2021980005782 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20220712 Granted publication date: 20210302 Pledgee: Hubei Zhijiang Rural Commercial Bank Co.,Ltd. Pledgor: ZHIJIANG KAIDA TEXTILE Co.,Ltd. Registration number: Y2021980005782 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A speed measuring device Effective date of registration: 20220810 Granted publication date: 20210302 Pledgee: Bank of China Limited by Share Ltd. Three Gorges Branch Pledgor: ZHIJIANG KAIDA TEXTILE Co.,Ltd. Registration number: Y2022420000252 |