CN212893626U - Hand power sprocket rotation traction force check out test set - Google Patents
Hand power sprocket rotation traction force check out test set Download PDFInfo
- Publication number
- CN212893626U CN212893626U CN202021379220.7U CN202021379220U CN212893626U CN 212893626 U CN212893626 U CN 212893626U CN 202021379220 U CN202021379220 U CN 202021379220U CN 212893626 U CN212893626 U CN 212893626U
- Authority
- CN
- China
- Prior art keywords
- hand
- cylinder
- hand power
- power sprocket
- traction force
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000001514 detection method Methods 0.000 claims abstract description 10
- 238000009434 installation Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
Images
Landscapes
- Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
Abstract
A hand-pulling chain wheel rotation traction force detection device comprises a support, wherein a motor is installed at the lower end of the support, the output end of the motor is connected with a reducing rotating shaft, the other end of the reducing rotating shaft is connected with a movable connecting shaft, and the movable connecting shaft moves left and right through a telescopic mechanism; install first pneumatic cylinder about the support upper end, first pneumatic cylinder top is connected with the horizontal pole, installs force sensor on the horizontal pole, and force sensor lower extreme is connected with hand power chain, and hand power chain lower extreme passes through the connecting piece and is connected with hand power sprocket. The utility model provides a pair of rotatory traction force check out test set of hand power sprocket can accomplish the installation of hand power sprocket, chain fast, convenient experiment.
Description
Technical Field
The utility model relates to a hand power sprocket, especially a hand power sprocket rotation traction force check out test set.
Background
The chain wheel is matched with a chain for use, and is used as a main component of a driving hoist for lifting or hoisting. Because the working environment is in a state of needing stress, the traction force detection is needed in the production process. However, the existing traction force detection equipment is not specially used for pulling a chain wheel and a chain. The existing traction device is inconvenient to fix the hand-pulling chain wheel and is inconvenient to install quickly.
Disclosure of Invention
The utility model aims to solve the technical problem that a rotatory traction force check out test set of hand power sprocket is provided, the convenience is installed fast and is dismantled the hand power sprocket.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is:
a hand-pulling chain wheel rotation traction force detection device comprises a support, wherein a motor is installed at the lower end of the support, the output end of the motor is connected with a reducing rotating shaft, the other end of the reducing rotating shaft is connected with a movable connecting shaft, and the movable connecting shaft moves left and right through a telescopic mechanism; install first pneumatic cylinder about the support upper end, first pneumatic cylinder top is connected with the horizontal pole, installs force sensor on the horizontal pole, and force sensor lower extreme is connected with hand power chain, and hand power chain lower extreme passes through the connecting piece and is connected with hand power sprocket.
The reducing rotating shaft comprises an inner shaft, a right section and a reverse section are respectively arranged on the left section and the right section of the inner shaft, conical heads are connected to the right section and the reverse section through threads, and the two conical heads are matched with conical holes of the upper semi-cylinder and the lower semi-cylinder; the upper semi-cylinder and the lower semi-cylinder are in sliding fit through two sections of limiting heads and limiting ports.
And a limiting ring is arranged in the middle of the inner shaft and matched with the limiting grooves of the upper semi-cylinder and the lower semi-cylinder.
The fixed disks are mounted at the opposite ends of the variable-diameter rotating shaft and the movable connecting shaft, the end faces of the two fixed disks are respectively provided with a ratchet and a ratchet groove, and the ratchet groove are in clamping fit.
The telescopic mechanism comprises a sliding rail in sliding fit with the bearing seat and a second hydraulic cylinder connected with the bearing seat, and the second hydraulic cylinder pushes the bearing seat to move left and right.
The connecting piece comprises a triangular connecting plate, two parts of the triangular connecting plate are connected with a hand-pulling chain wheel through bolts, the other end of the triangular connecting plate is connected with a pulling plate through bolts, and the other end of the pulling plate is hinged with a hand-pulling chain.
The utility model relates to a rotatory traction force check out test set of hand power sprocket has following technological effect:
1) the rotating shaft of the hand-pulling chain wheel is arranged into two sections, the reducing rotating shaft on the left side is fixed, and the movable connecting shaft on the right side is driven to be close to or far away from the reducing rotating shaft through the telescopic mechanism. When the two sections are close to each other, the two sections are clamped with the ratchet groove through the ratchets to form a whole, and when the two sections are separated, the hand-pulling chain wheel can be conveniently and quickly inserted, so that the hand-pulling chain wheel is very convenient.
2) The inner shaft and the outer shaft are matched through the conical head and the conical hole. The external diameter of outer axle of adjustable like this guarantees outer axle and hand power sprocket chucking, and can be more and more tight at the in-process of drawing, avoids the pine to take off.
3) The edge of the hand-pulling chain wheel is perforated in advance, the connecting piece is tangentially connected with the hand-pulling chain wheel, and the other end of the connecting piece is connected with the hand-pulling chain wheel, so that the connection between the hand-pulling chain wheel and the chain is rapidly completed, and the actual stress state of the hand-pulling chain strip can be simulated to a certain degree.
Drawings
The invention will be further explained with reference to the following figures and examples:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is an axial sectional view of the reducing rotating shaft of the present invention.
Fig. 3 is a sectional view of the upper and lower semicylinders of the present invention.
Fig. 4 is a schematic view of the middle-lower half cylinder and the inner shaft of the present invention.
Fig. 5 is a schematic view of the fixing tray of the present invention.
Fig. 6 is a schematic view of a partial structure of the present invention.
Fig. 7 is a schematic view of the middle cone head of the present invention.
In the figure: the device comprises a support 1, a motor 2, a reducing rotating shaft 3, a movable connecting shaft 4, a telescopic mechanism 5, a first hydraulic cylinder 6, a cross rod 7, a tension sensor 8, a hand-pulling chain 9, a connecting piece 10, a hand-pulling chain wheel 11, a fixed disc 12, a bearing block 13, a clamping wheel 14, a guide rod 15, a slide rail 5-1, a second hydraulic cylinder 5-2, an inner shaft 3-1, a conical head 3-2, an upper semi-cylinder 3-3, a lower semi-cylinder 3-4, a conical hole 3-5 and a limiting head 3-6.
Detailed Description
As shown in figure 1, the hand-pulling chain wheel rotation traction force detection device comprises a support 1, wherein the support 1 is fixed on the ground through an expansion bolt. The lower end of the bracket 1 is welded with a motor 2, and the motor 2 is a speed reducing motor. The output end of the motor 2 is connected with a reducing rotating shaft 3, and the reducing rotating shaft 3 is used for installing and fixing the hand-pulling chain wheel 11. One side of the reducing rotating shaft 3 is installed on the support 1 through a bearing seat 13, the other end of the reducing rotating shaft 3 is opposite to the movable connecting shaft 4, and the movable connecting shaft 4 is installed on the bearing seat 13. The movable connecting shaft 4 moves left and right through the telescopic mechanism 5, so that the movable connecting shaft is connected with or separated from the variable diameter rotating shaft 3. This facilitates the installation or removal of the hand sprocket 11.
As shown in fig. 2 and 7, in order to fix the hand-pulled sprocket 11, the reducing spindle 3 here includes an inner shaft 3-1 and an outer shaft. The right section and the left section of the inner shaft 3-1 are respectively provided with a positive thread section and a negative thread section, and the rotation directions of the positive thread section and the negative thread section are opposite. The positive thread section and the negative thread section are respectively connected with a conical head 3-2 in a threaded manner, and the large end of the conical head 3-2 faces outwards.
As shown in fig. 2-4, the outer shaft comprises an upper semi-cylinder 3-3 and a lower semi-cylinder 3-4, the upper semi-cylinder 3-3 and the lower semi-cylinder 3-4 are both semi-cylindrical in shape, and semi-circular tapered holes 3-5 are arranged in the upper semi-cylinder 3-3 and the lower semi-cylinder 3-4 on the left and right sides. The two conical heads 3-2 are matched with the conical holes 3-5 of the upper semi-cylinder 3-3 and the lower semi-cylinder 3-4. In addition, the two conical heads 3-2 are symmetrically provided with positioning strips, and positioning grooves are arranged in the corresponding conical holes 3-5, so that the circumferential rotation of the conical heads 3-2 can be limited.
When the inner shaft 3-1 is rotated, the two conical heads 3-2 are close to or far away from each other, so that the upper semi-cylinder 3-3 and the lower semi-cylinder 3-4 are close to or separated from each other.
As shown in figure 3, in order to avoid the falling of the upper semi-cylinder 3-3 and the lower semi-cylinder 3-4, a limiting opening 3-7 is arranged on the surface of the right and left ends of the upper semi-cylinder 3-3, which is opposite to the lower semi-cylinder 3-4, a T-shaped limiting head 3-6 is arranged at the right and left ends of the lower semi-cylinder 3-4, and the limiting head 3-6 and the limiting opening 3-7 are in sliding fit. Therefore, the upper half cylinder 3-3 and the lower half cylinder 3-4 can slide relatively without being completely separated, and the loss of parts is avoided.
As shown in fig. 4, in addition, a limiting ring 3-8 is arranged in the middle of the inner shaft 3-1, corresponding semi-cylindrical limiting grooves are respectively arranged on the upper semi-cylinder 3-3 and the lower semi-cylinder 3-4, and the limiting ring 3-8 is clamped with the limiting grooves in a matching manner, so that the circumferential movement of the upper semi-cylinder 3-3 and the lower semi-cylinder 3-4 can be limited, and the later circumferential adjustment is reduced.
As shown in fig. 1 and 5, a fixed disk 12 is fixed at the end of the variable diameter rotating shaft 3, and a ratchet groove is formed on the end surface of the fixed disk 12. A fixed disc 12 is fixed at one end of the movable connecting shaft 4, which is opposite to the reducing rotating shaft 3, the end surface of the fixed disc 12 is provided with a ratchet, and the ratchet is in clamping fit with the ratchet groove.
As shown in fig. 6, a sliding groove is arranged at the lower end of a bearing seat 13 for installing the movable connecting shaft 4, the sliding groove is in sliding fit with a sliding rail 5-1 on the bracket 1, the bearing seat 13 is additionally connected with a second hydraulic cylinder 5-2, and the second hydraulic cylinder 5-2 pushes the bearing seat 13 to move left and right. Therefore, the movable connecting shaft 4 can be clamped or separated from the reducing rotating shaft 3.
As shown in figure 1, a first hydraulic cylinder 6 is installed on the left and right sides of the upper end of a support 1, the top end of the first hydraulic cylinder 6 is connected with a cross rod 7, a tension sensor 8 is installed on the cross rod 7, the lower end of the tension sensor 8 is connected with a hand-pulling chain 9, and the lower end of the hand-pulling chain 9 is connected with a hand-pulling chain wheel 11 through a connecting piece 10.
Specifically, here first pneumatic cylinder 6 all installs smooth external member from top to bottom, and first pneumatic cylinder 6 cup joints through smooth external member and pole from top to bottom, can conveniently dismantle like this.
As shown in fig. 1, a guide rod 15 is arranged on one side of the first hydraulic cylinder 6, the lower end of the guide rod 15 freely passes through a hole on the bracket 1, and the upper end is sleeved with the cross rod 7 through a sliding sleeve. This guides the cross bar 7 up and down.
And the upper end of the tension sensor 8 is also provided with a sliding sleeve, and the tension sensor 8 is sleeved with the cross rod 7 through the sliding sleeve, so that the tension sensor 8 is convenient to move left and right in the axial direction.
As shown in fig. 2, a pair of clamping wheels 14 is arranged on a transverse connecting plate at the upper end of the bracket 1, and a gap for allowing the hand-pulling chain 9 to pass through is reserved between the two clamping wheels 14, so that the hand-pulling chain 9 can be guided conveniently.
As shown in figure 7, the connecting piece 10 comprises a triangular connecting plate 10-1, two positions of the triangular connecting plate 10-1 are connected with the edge of the hand-pulling chain wheel 11 through bolts, the other end of the triangular connecting plate is connected with a pulling plate 10-2 through bolts, and the other end of the pulling plate 10-2 is hinged with a hand-pulling chain 9. The hand-pulling chain 9 after being installed is located at the edge of the hand-pulling chain wheel 11 and is approximately in a tangent state with the outer wall of the hand-pulling chain wheel 11, so that the actual stress state of the hand-pulling chain 9 can be conveniently simulated.
In the above device, the first hydraulic cylinder 6 and the second hydraulic cylinder 5-2 are connected to the hydraulic control member. The hydraulic control component comprises a hydraulic pump station and a hydraulic control valve group which are connected through a hydraulic pipeline, the hydraulic control valve group is connected with the first hydraulic cylinder 6 and the second hydraulic cylinder 5-2 through the hydraulic pipeline, and a hydraulic sensor is further arranged on the hydraulic control valve group.
In the device, the motor 2 and the hydraulic system are controlled by an electric control component. The electric control part comprises a controller, a hydraulic output feedback loop and a tension feedback loop, and the controller is respectively and electrically connected with the motor 2, the hydraulic pump station, the hydraulic control valve group, the hydraulic sensor and the tension sensor 8.
The working principle and the process are as follows:
1) firstly, the second hydraulic cylinder 5-2 is started, so that the movable connecting shaft 4 is far away from the reducing rotating shaft 3, and a partition is reserved. The hand-pulling chain wheel 11 penetrates through the central shaft hole on the reducing rotating shaft 3, and then the second hydraulic cylinder 5-2 is started again, so that the movable connecting shaft 4 and the reducing rotating shaft 3 are connected in a clamping mode to form a whole. At this time, a gap is formed between the shaft hole of the hand-pulling chain wheel 11 and the reducing rotating shaft 3.
2) And then adjusting the direction of the hand chain wheel 11, and connecting the connecting piece 10 with the hand chain wheel 11 through a bolt. After the connection, the state shown in fig. 1 is formed. Then, the upper semi-cylinder 3-3 or the lower semi-cylinder 3-4 is manually pressed to limit the circumferential rotation of the upper semi-cylinder 3-3 and the lower semi-cylinder 3-4. The motor 2 is started, and the motor 2 drives the inner shaft 3-1 to rotate counterclockwise (i.e. the direction of downward movement of the connecting piece 10 in fig. 1). The two conical heads 3-2 are close to each other, and the upper semi-cylinder 3-3 and the lower semi-cylinder 3-4 are far away from and continuously close to the inner hole of the hand-pulling chain wheel 11. After the upper semi-cylinder 3-3, the lower semi-cylinder 3-4 and the hand-pulling chain wheel 11 form a locking state, the hand-pulling chain wheel 11, the upper semi-cylinder 3-3, the lower semi-cylinder 3-4, the conical head 3-2 and the inner shaft 3-1 form a whole, and tend to rotate anticlockwise under the driving of the motor, at the moment, the hand-pulling chain 9 is tensioned, the tension sensor 8 receives a signal, the controller controls the first hydraulic cylinder 6 to start, and the first hydraulic cylinder 6 outputs a loading force for balancing a rotary driving force generated by the hand-pulling chain wheel 11 driven by the motor 2. The corresponding traction force can be obtained through the feedback of the tension sensor 8.
Claims (6)
1. The utility model provides a rotatory traction force check out test set of hand power sprocket which characterized in that: the device comprises a support (1), wherein a motor (2) is installed at the lower end of the support (1), the output end of the motor (2) is connected with a reducing rotating shaft (3), the other end of the reducing rotating shaft (3) is connected with a movable connecting shaft (4), and the movable connecting shaft (4) moves left and right through a telescopic mechanism (5); install first pneumatic cylinder (6) about support (1) upper end, first pneumatic cylinder (6) top is connected with horizontal pole (7), installs force sensor (8) on horizontal pole (7), and force sensor (8) lower extreme is connected with hand power chain (9), and hand power chain (9) lower extreme passes through connecting piece (10) and is connected with hand power sprocket (11).
2. The hand power sprocket wheel rotation traction force detection device of claim 1, characterized in that: the reducing rotating shaft (3) comprises an inner shaft (3-1), a right-hand thread section and a reverse-hand thread section are respectively arranged on the left section and the right section of the inner shaft (3-1), the right-hand thread section and the reverse-hand thread section are in threaded connection with conical heads (3-2), and the two conical heads (3-2) are matched with conical holes (3-5) of the upper semi-cylinder (3-3) and the lower semi-cylinder (3-4); the upper half cylinder (3-3) and the lower half cylinder (3-4) are in sliding fit through two sections of limiting heads (3-6) and limiting ports (3-7).
3. The hand power sprocket wheel rotation traction force detection device of claim 2, characterized in that: the middle of the inner shaft (3-1) is provided with a limiting ring (3-8), and the limiting ring (3-8) is matched with the limiting grooves of the upper semi-cylinder (3-3) and the lower semi-cylinder (3-4).
4. The hand power sprocket wheel rotation traction force detection device of claim 1, characterized in that: fixed disks (12) are respectively installed at the opposite ends of the variable-diameter rotating shaft (3) and the movable connecting shaft (4), and ratchets and ratchet grooves are respectively arranged on the end faces of the two fixed disks (12) and are in clamping fit with each other.
5. The hand power sprocket wheel rotation traction detection device of claim 4, wherein: the telescopic mechanism (5) comprises a sliding rail (5-1) in sliding fit with the bearing seat (13) and a second hydraulic cylinder (5-2) connected with the bearing seat (13), and the second hydraulic cylinder (5-2) pushes the bearing seat (13) to move left and right.
6. The hand power sprocket wheel rotation traction force detection device of claim 1, characterized in that: the connecting piece (10) comprises a triangular connecting plate (10-1), two parts of the triangular connecting plate (10-1) are in bolted connection with the hand-pulling chain wheel (11), the other end of the triangular connecting plate is in bolted connection with the pulling plate (10-2), and the other end of the pulling plate (10-2) is hinged with the hand-pulling chain (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021379220.7U CN212893626U (en) | 2020-07-14 | 2020-07-14 | Hand power sprocket rotation traction force check out test set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021379220.7U CN212893626U (en) | 2020-07-14 | 2020-07-14 | Hand power sprocket rotation traction force check out test set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212893626U true CN212893626U (en) | 2021-04-06 |
Family
ID=75288080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021379220.7U Expired - Fee Related CN212893626U (en) | 2020-07-14 | 2020-07-14 | Hand power sprocket rotation traction force check out test set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212893626U (en) |
-
2020
- 2020-07-14 CN CN202021379220.7U patent/CN212893626U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102248512A (en) | Device for detaching and assembling bearing | |
| CN110219327B (en) | Foundation pile ultrasonic detection auxiliary device | |
| CN202271151U (en) | Dismounting device for sliding bearing | |
| WO2020073580A1 (en) | Device and method for testing load-carrying properties of wire rope for friction hoist | |
| CN101832873A (en) | Test detection device for slender rod piece | |
| CN110296830A (en) | A kind of running-in test device of track train stem gear case | |
| CN115173320B (en) | Draw gear for cable laying | |
| CN110702296B (en) | Bolt detection device | |
| CN212893626U (en) | Hand power sprocket rotation traction force check out test set | |
| CN109112990A (en) | One kind being used for road and bridge width limit device | |
| CN107814256A (en) | A kind of underground guy-line equipment and its application method | |
| CN108963869A (en) | A kind of binder that auxiliary cable is set up and the anchoring using the binder | |
| CN107790951A (en) | A kind of power transmission line steel pipe rod rotational positioning welding system | |
| CN101813572A (en) | Test and detection device for slender rod | |
| CN111537434A (en) | Stride earthquake fault buried pipeline test device | |
| CN115157176B (en) | Wind driven generator base bearing auxiliary dismounting tool and method | |
| CN216512711U (en) | Cable device of automatic lifting device capable of assisting operating personnel to go up and down tower | |
| CN215334857U (en) | Prefabricated direct-burried high temperature steam pipe fixed bolster | |
| CN102311012A (en) | Circular-orbit tangent envelop type winding robot | |
| CN212070960U (en) | Steel pipe flange assembling machine | |
| CN208994868U (en) | A kind of adjustable tensioner | |
| CN210366761U (en) | Frame of double-drum traction winch | |
| CN107425456A (en) | High-tension apparatus is grounded servicing unit | |
| CN109774968B (en) | Multi-span rotor test bed with adjustable shaft section and support | |
| CN105890901A (en) | Anti-splash performance testing machine of bearing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210406 |