CN215358483U - Hub double-station clamping jaw - Google Patents
Hub double-station clamping jaw Download PDFInfo
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- CN215358483U CN215358483U CN202120572699.4U CN202120572699U CN215358483U CN 215358483 U CN215358483 U CN 215358483U CN 202120572699 U CN202120572699 U CN 202120572699U CN 215358483 U CN215358483 U CN 215358483U
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Abstract
The utility model relates to the technical field of automatic assembly and discloses a hub double-station clamping jaw. The hub double-station clamping jaw comprises a connecting frame, finger cylinders arranged at two ends of the connecting frame, hub clamping jaws arranged at two sides of the finger cylinders, a controller used for controlling the finger cylinders to extend out and retract so as to drive the hub clamping jaws, a processing module and a pressure sensor arranged on the hub clamping jaws; the connecting frame is made of metal material; the image information of the spline shaft to be assembled and the spline sleeve on the hub is obtained, the angular deviation of the spline shaft and the spline sleeve in the circumferential direction is calculated, the angular deviation can be corrected in subsequent assembly, and the spline shaft can be assembled in the spline sleeve better. Based on pressure sensor's setting, can acquire wheel hub's atress condition, whether reachs the spline shaft and whether the result of adaptation spline housing. Therefore, the hub double-station clamping jaw can improve the assembly efficiency, greatly reduce the labor cost and improve the intellectualization of the inspection line.
Description
Technical Field
The utility model relates to the technical field of automatic assembly, in particular to a hub double-station clamping jaw.
Background
In the process of hub processing and hub surface flaw detection, there are generally two ways for hub handling and assembly: manual work and mechanical automation work. The clamping jaw has the advantages that the clamping jaw has high precision and high efficiency in carrying and assembling in the prior industry, so that the clamping jaw has the function of detecting the position posture in the process of carrying and assembling the hub, and the problems existing in the prior stage can be effectively solved.
In present industrial production, often can cause equipment collision because of the deviation of wheel hub position appearance among wheel hub transport and the assembling process, the operation lacks the feedback of wheel hub stress state moreover, has a lot of problems, such as: the time is long; the real-time performance is poor, the automation degree is low, and collision and damage are easily caused among hardware.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides the double-station clamping jaw for the hub, which can intelligently, efficiently and accurately complete the transportation and assembly of the hub.
In order to achieve the purpose, the utility model provides a hub double-station clamping jaw which comprises a connecting frame, finger cylinders arranged at two ends of the connecting frame, hub clamping jaws arranged at two sides of the finger cylinders, a controller used for controlling the finger cylinders to extend out and retract so as to drive the hub clamping jaws, a processing module and a pressure sensor arranged on the hub clamping jaws; the connecting frame is made of metal materials;
the image acquisition module is used for acquiring image information of the spline shaft to be assembled and the spline sleeve on the hub and sending the image information to the processing module; the processing module is used for calculating the angle deviation of the spline shaft and the spline sleeve in the circumferential direction and transmitting the calculation result to the controller; the controller is used for controlling the finger cylinder and the hub clamping jaw to correct the angle deviation and execute carrying and assembling operation according to the calculation result of the processing module; the pressure sensor is used for acquiring the stress condition of the hub in the assembling process and feeding back the pressure value to the controller for calculation and analysis.
The image acquisition module is used for acquiring image information of the spline shaft to be assembled and the spline sleeve on the hub, the processing module is used for calculating the angular deviation of the spline shaft and the spline sleeve in the circumferential direction, the angular deviation can be corrected in subsequent assembly, and the spline shaft can be assembled in the spline sleeve better. In the assembling process, based on the setting of pressure sensor, can acquire the atress condition of wheel hub, after feeding back the pressure value to the controller and carrying out calculation analysis, can obtain the spline shaft whether adaptation spline housing's result. Therefore, the hub double-station clamping jaw can automatically, intelligently, efficiently and accurately complete the transportation and assembly of a hub, the assembly efficiency is improved, the labor cost is greatly reduced, and the intellectualization of an inspection line is improved.
Furthermore, the clamping jaw connecting frame comprises a flange, side plates arranged on two sides of the flange, a connecting shaft and a finger cylinder fixing plate; the side plates are connected through the connecting shaft, and the finger cylinder fixing plates are arranged at two ends of the side plates and used for mounting the finger cylinders.
Further, an electromagnetic pneumatic reversing valve electrically connected with the controller is arranged on the inner side of the side plate; the electromagnetic pneumatic reversing valve can control the extension and retraction of the finger cylinder by executing commands of the controller.
Further, the electromagnetic pneumatic reversing valve is a three-position two-way electromagnetic valve.
Furthermore, the image acquisition module comprises a fixing plate arranged on the upper end face of the finger cylinder, an optical axis seat arranged on the fixing plate, an optical axis vertically connected with the optical axis seat, a camera support with one end connected with the optical axis, and a camera arranged on the camera support.
Furthermore, both ends of the finger cylinder are provided with hub clamping jaw fixing blocks, and the hub clamping jaws are connected with the finger cylinder through the hub clamping jaw fixing blocks; the wheel hub clamping jaw is driven by the finger cylinder to clamp and loosen the wheel hub clamping jaw.
Furthermore, the hub clamping jaw comprises a clamping jaw, a guide V-shaped fixing seat, a guide wheel, a hub clamping jaw fixing seat and a limiting block;
the hub clamping jaw fixing seat is arranged on the hub clamping jaw fixing block, one end of the clamping jaw is connected with the hub clamping jaw fixing seat, the other end of the clamping jaw is provided with the guide V-shaped fixing seat, and the guide wheel is arranged on the guide V-shaped fixing seat and is rotatably connected with the guide V-shaped fixing seat; the connecting part of the guide wheel and the guide V-shaped fixing seat is provided with a limiting block, and the limiting block is used for limiting the motion range of the guide V-shaped fixing seat.
Furthermore, a magnetic switch is arranged at a groove at the lower side of the finger cylinder and used for detecting the in-place state of the finger cylinder and feeding back a signal to the controller so as to prevent the hub clamping jaw from moving on the premise of incomplete action.
Additional features and advantages of the utility model will be set forth in the detailed description which follows.
Drawings
FIG. 1 is a perspective view of one embodiment of a hub dual position clamping jaw of the present invention;
FIG. 2 is a left side view of the present hub dual position clamping jaw;
FIG. 3 is a bottom view of the hub double-station clamping jaw;
FIG. 4 is a top plan view of the hub double station jaws;
FIG. 5 is a schematic diagram of the structure of one embodiment of the finger cylinder.
Description of the reference numerals
1, side plates; 2, fixing blocks of the hub clamping jaws; 3, clamping jaws; 4, a guide wheel; 5, a finger cylinder; 6, a flange; 7 finger cylinder fixing plate; 22, a hub clamping jaw fixing seat; 9 guiding the V-shaped fixed seat; 11 a light source holder; 13 a limiting block; 15 light source; 17 a magnetic switch; 19 an electromagnetic pneumatic directional valve; 21 a pressure sensor; 10 optical axis; 12 optical axis seats; 14 a camera; 16 a camera mount; 18 connecting the shafts; and 20, fixing the plate.
Detailed Description
The following describes in detail specific embodiments of the present invention. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
In the present invention, the use of the terms of orientation such as "upper and lower" in the case where no description is made to the contrary generally means the orientation in the assembled and used state. "inner and outer" refer to the inner and outer contours of the respective component itself.
It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances in order to facilitate the description of the embodiments of the utility model herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The utility model provides a hub double-station clamping jaw, which comprises a connecting frame, finger cylinders 5 arranged at two ends of the connecting frame, hub clamping jaws arranged at two sides of the finger cylinders 5, a controller for controlling the finger cylinders 5 to extend out and retract to drive the hub clamping jaws, a processing module and a pressure sensor 21 arranged on the hub clamping jaws, and is shown in fig. 1-4;
the image acquisition module is used for acquiring image information of the spline shaft to be assembled and the spline sleeve on the hub and sending the image information to the processing module; the processing module is used for calculating the angle deviation of the spline shaft and the spline sleeve in the circumferential direction and transmitting the calculation result to the controller; the controller is used for controlling the finger cylinder 5 and the hub clamping jaw to correct the angle deviation and execute carrying and assembling operation according to the calculation result of the processing module; the pressure sensor 21 is used for acquiring the stress condition of the hub in the assembling process and feeding back the pressure value to the controller for calculation and analysis.
Wherein the connection frame is made of metal material, such as steel, iron, aluminum alloy, etc.
The specific calculation and analysis process is as follows: the pressure value obtained by the pressure sensor 21 on the left side of the hub is M, the pressure value obtained by the pressure sensor 21 on the right side of the hub is N, and when the absolute value of M-N is greater than a preset threshold value L, the spline housing and the spline shaft are not matched.
The clamping jaw connecting frame comprises a flange 6, side plates 1 arranged on two sides of the flange 6, a connecting shaft 18 and a finger cylinder fixing plate 7; the side plates 1 are connected through the connecting shaft 18, and the finger cylinder fixing plates 7 are arranged at two ends of the side plates 1 and used for installing the finger cylinders 5. The flange 6 is provided with a mounting hole, and the tail end of the robot hand can be connected with the flange 6 through the mounting hole.
An electromagnetic pneumatic reversing valve 19 electrically connected with the controller is arranged on the inner side of the side plate 1; the electromagnetic pneumatic directional valve 19 can control the extension and retraction of the finger cylinder 5 by executing the command of the controller. Preferably, the electromagnetic pneumatic reversing valve 19 is a three-position two-way electromagnetic valve.
The image acquisition module comprises a fixing plate 20 arranged on the upper end face of the finger cylinder 5, a light shaft seat 12 arranged on the fixing plate 20, an optical axis 10 vertically connected with the light shaft seat 12, a camera support 16 with one end connected with the optical axis 10, and a camera 14 arranged on the camera support 16. In an alternative embodiment, the optical axis 10 is movably connected to the camera support 16, that is, the camera support 16 can slide along the length of the optical axis 10, and based on this, the camera pose can be adjusted by the optical axis 10 and the camera support 16.
On the basis of the foregoing specific embodiment, in another optional specific embodiment, the image capturing module further includes a light source holder 11 and a light source 15, one end of the light source holder 11 is movably connected to the optical axis 10, that is, the light source holder 11 can slide along the length of the optical axis 10 in some directions, and the light source 15 is disposed on the light source holder 11. Based on this, the posture of the light source 15 can be adjusted. The light source 15 is used to provide sufficient light to the camera to make the captured image clearer. Optionally, the light source 15 is an LED lamp with adjustable brightness.
Both ends of the finger cylinder 5 are provided with hub clamping jaw fixing blocks 2, and the hub clamping jaws are connected with the finger cylinder 5 through the hub clamping jaw fixing blocks 2; the wheel hub clamping jaw is driven by the finger cylinder 5 to clamp and loosen the wheel hub clamping jaw.
The hub clamping jaw comprises a clamping jaw 3, a guide V-shaped fixing seat 9, a guide wheel 4, a hub clamping jaw fixing seat 22 and a limiting block 13; the hub clamping jaw fixing seat 22 is arranged on the hub clamping jaw fixing block 2, one end of the clamping jaw 3 is connected with the hub clamping jaw fixing seat 22, the other end of the clamping jaw 3 is provided with the guide V-shaped fixing seat 9, and the guide wheel 4 is arranged on the guide V-shaped fixing seat 9 and is rotatably connected with the guide V-shaped fixing seat 9; the connecting part of the guide wheel 4 and the guide V-shaped fixed seat 9 is provided with a limiting block 13, and the limiting block 13 is used for limiting the movement range of the guide V-shaped fixed seat 9. In operation, when clamping the hub, the guide wheel 4 is in contact with the hub, and in order to reduce damage to the hub, the guide wheel 4 may be made of a flexible material, or the outer surface of the guide wheel 4 may be covered with a layer of flexible material, such as rubber.
The middle part of the guide V-shaped fixed seat 9 is fixedly connected with the clamping jaw 3, the guide V-shaped fixed seat 9 comprises a first part and a second part, one end of the first part is hinged with one end of the second part, namely, the first part and the second part can rotate, but the rotating angle is limited, otherwise, the hub cannot be clamped. In a preferred embodiment, two guide wheels 4 are arranged on the guide V-shaped fixing seat 9, and the two guide wheels 4 are respectively arranged at the other end where the first part and the second part are connected. The guide wheel 4 is arranged towards the clamping direction of the hub clamping jaw.
The magnetic switch 17 is arranged at a groove at the lower side of the finger cylinder 5, and the magnetic switch 17 is used for detecting the in-place state of the finger cylinder 5 and feeding back a signal to the controller so as to prevent the hub clamping jaw from moving on the premise of not completing the action. Specifically, as shown in fig. 5, the finger cylinder 5 includes a cylinder body 51 and a piston rod 52, the magnetic switches 17 are disposed at the left and right ends of the cylinder body 51 and located on the path of the movement of the piston rod 52, one end of the piston rod 52 located in the cylinder body 51 is provided with magnetism, the piston rod 52 is extended, which means that the clamping jaws of the hub are opened (the hub is released), only when the piston rod 52 is extended to a certain length, that is, the magnetic switch 17 is triggered, the magnetic switch 17 is opened and a signal is fed back to the controller, and the controller executes the next command. When the piston rod 52 is extended without triggering the magnetic switch 17, the magnetic switch 17 is not triggered. Thus, the phrase "preventing the hub jaws from moving without completing an action" means that the controller executes the next command without triggering the magnetic switch 17.
The image acquisition module is used for acquiring image information of the spline shaft to be assembled and the spline sleeve on the hub, the processing module is used for calculating the angular deviation of the spline shaft and the spline sleeve in the circumferential direction, the angular deviation can be corrected in subsequent assembly, and the spline shaft can be assembled in the spline sleeve better. In the assembling process, the stress condition of the hub can be acquired based on the setting of the pressure sensor, and after the pressure value is fed back to the controller for calculation and analysis, the result of whether the spline shaft is matched with the spline sleeve or not can be obtained. Therefore, the hub double-station clamping jaw can automatically, intelligently, efficiently and accurately complete the transportation and assembly of a hub, the assembly efficiency is improved, the labor cost is greatly reduced, and the intellectualization of an inspection line is improved.
The working principle of the hub double-station clamping jaw is briefly explained as follows:
in an initial state, the two-position electromagnetic pneumatic reversing valve is loosened, the air path is communicated, the finger cylinder 5 extends out, the hub clamping jaw is in a loosening state, the magnetic switch 17 at one end of the finger cylinder 5 is triggered, the state of the magnetic switch 17 is fed back to the controller, and the clamping jaw 3 is ready. When the clamping jaw 3 runs to the hub clamping position, the two-position electromagnetic pneumatic reversing valve clamping air circuit is switched on, the hub clamping jaw is driven to clamp, four guide wheels 4 of the hub clamping jaw are in four-point contact with the circular surface of the hub, the hub is grabbed according to the four-point co-circle principle, the hub fixing center does not deviate every time, the magnetic switch 17 at the other end of the finger cylinder 5 is triggered, and the state of the magnetic switch 17 is fed back to the controller. The light source 15 and the camera 14 are turned on, the hub image is acquired, and the hub image information is sent to the processing module. The automatic feeding device is characterized by comprising a controller, wherein the controller is connected with a station A, a station B wheel hub clamping jaw is arranged on the station A, the station A wheel hub clamping jaw is connected with a feeding device, the feeding device is connected with a feeding device, the station B wheel hub clamping jaw is connected with a feeding device, the feeding device is connected with the feeding device, the feeding device and the feeding device, the feeding device and the feeding device, the feeding. After the hub clamping jaw is moved in place, the hub clamping jaw is loosened. And completing the transportation and assembly of the hub of the previous wheel.
The preferred embodiments of the present invention have been described in detail, however, the present invention is not limited to the specific details of the above embodiments, and various simple modifications may be made to the technical solution of the present invention within the technical idea of the present invention, and these simple modifications are within the protective scope of the present invention.
It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the utility model. The utility model is not described in detail in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.
Claims (9)
1. The hub double-station clamping jaw is characterized by comprising a connecting frame, finger cylinders (5) arranged at two ends of the connecting frame, hub clamping jaws arranged at two sides of the finger cylinders (5), a controller used for controlling the finger cylinders (5) to extend out and retract so as to drive the hub clamping jaws, a processing module and a pressure sensor (21) arranged on the hub clamping jaws; the connecting frame is made of metal materials;
the image acquisition module is used for acquiring image information of the spline shaft to be assembled and the spline sleeve on the hub and sending the image information to the processing module; the processing module is used for calculating the angle deviation of the spline shaft and the spline sleeve in the circumferential direction and transmitting the calculation result to the controller; the controller is used for controlling the finger cylinder (5) and the hub clamping jaw to correct the angle deviation and carry out carrying and assembling operation according to the calculation result of the processing module; the pressure sensor (21) is used for acquiring the stress condition of the hub in the assembling process and feeding back the pressure value to the controller for calculation and analysis.
2. The hub double-station clamping jaw according to claim 1, characterized in that the clamping jaw connection frame comprises a flange (6), side plates (1) arranged on both sides of the flange (6), a connection shaft (18) and a finger cylinder fixing plate (7); the side plates (1) are connected through the connecting shaft (18), and the finger cylinder fixing plates (7) are arranged at two ends of the side plates (1) and used for installing the finger cylinders (5).
3. Hub double-station clamping jaw according to claim 2, characterized in that the inner side of the side plate (1) is provided with an electro-magnetic pneumatic directional valve (19) electrically connected with the controller; the electro-pneumatic directional valve (19) can control the extension and retraction of the finger cylinder (5) by executing the commands of the controller.
4. Hub double-station clamping jaw according to claim 3, characterized in that said electro-pneumatic reversing valve (19) is a three-position two-way solenoid valve.
5. The hub double-station clamping jaw as claimed in claim 1, characterized in that the image acquisition module comprises a fixing plate (20) arranged on the upper end face of the finger cylinder (5), an optical axis seat (12) arranged on the fixing plate (20), an optical axis (10) perpendicularly connected with the optical axis seat (12), a camera support (16) with one end connected with the optical axis (10), and a camera (14) arranged on the camera support (16).
6. The hub double-station clamping jaw according to claim 1, characterized in that two ends of the finger cylinder (5) are provided with hub clamping jaw fixing blocks (2), and the hub clamping jaw is connected with the finger cylinder (5) through the hub clamping jaw fixing blocks (2); the wheel hub clamping jaw is driven by the finger cylinder (5) to clamp and release the wheel hub clamping jaw.
7. The hub double-station clamping jaw according to claim 6, characterized in that the hub clamping jaw comprises a clamping jaw (3), a guide V-shaped fixing seat (9), a guide wheel (4), a hub clamping jaw fixing seat (22) and a limiting block (13);
the hub clamping jaw fixing seat (22) is arranged on the hub clamping jaw fixing block (2), one end of the clamping jaw (3) is connected with the hub clamping jaw fixing seat (22), the other end of the clamping jaw is provided with the guide V-shaped fixing seat (9), and the guide wheel (4) is arranged on the guide V-shaped fixing seat (9) and is rotatably connected with the guide V-shaped fixing seat (9); the guide wheel (4) with the junction of direction V type fixing base (9) is provided with stopper (13), stopper (13) are used for restricting the motion range of direction V type fixing base (9).
8. The hub double-station clamping jaw according to claim 7, characterized in that the middle of the guide V-shaped fixing seat (9) is fixedly connected with the clamping jaw (3), the guide V-shaped fixing seat (9) comprises a first part and a second part, one end of the first part is hinged to one end of the second part, two guide wheels (4) are arranged on the guide V-shaped fixing seat (9), the two guide wheels (4) are respectively arranged at the other end where the first part is connected with the second part, and the guide wheels (4) are arranged towards the clamping direction of the clamping jaw hub.
9. The hub double-station clamping jaw as claimed in claim 1, is characterized in that a magnetic switch (17) is mounted at a lower side groove of the finger cylinder (5), and the magnetic switch (17) is used for detecting the in-position state of the finger cylinder (5) and feeding back a signal to the controller so as to prevent the hub clamping jaw from moving on the premise of incomplete action.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120572699.4U CN215358483U (en) | 2021-03-19 | 2021-03-19 | Hub double-station clamping jaw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120572699.4U CN215358483U (en) | 2021-03-19 | 2021-03-19 | Hub double-station clamping jaw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215358483U true CN215358483U (en) | 2021-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120572699.4U Active CN215358483U (en) | 2021-03-19 | 2021-03-19 | Hub double-station clamping jaw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215358483U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115609203A (en) * | 2022-12-21 | 2023-01-17 | 连云港星耀材料科技有限公司 | Automobile wheel hub welding device |
-
2021
- 2021-03-19 CN CN202120572699.4U patent/CN215358483U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115609203A (en) * | 2022-12-21 | 2023-01-17 | 连云港星耀材料科技有限公司 | Automobile wheel hub welding device |
| CN115609203B (en) * | 2022-12-21 | 2023-03-10 | 连云港星耀材料科技有限公司 | Automobile wheel hub welding device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: ZHEJIANG BODONG INDUSTRY AND TRADE CO.,LTD. Assignor: ZHEJIANG NORMAL University Contract record no.: X2022980008136 Denomination of utility model: Wheel hub double position clamping jaw Granted publication date: 20211231 License type: Common License Record date: 20220624 |
|
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: PAN'AN COUNTY CHENXI HANDICRAFT Co.,Ltd. Assignor: ZHEJIANG NORMAL University Contract record no.: X2022980009699 Denomination of utility model: Wheel hub double position clamping jaw Granted publication date: 20211231 License type: Common License Record date: 20220701 |
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| EE01 | Entry into force of recordation of patent licensing contract |