CN216955145U - Stamping outer ring bearing flexibility detection device - Google Patents
Stamping outer ring bearing flexibility detection device Download PDFInfo
- Publication number
- CN216955145U CN216955145U CN202220040251.2U CN202220040251U CN216955145U CN 216955145 U CN216955145 U CN 216955145U CN 202220040251 U CN202220040251 U CN 202220040251U CN 216955145 U CN216955145 U CN 216955145U
- Authority
- CN
- China
- Prior art keywords
- driving
- loading
- drive
- flexibility detection
- seat
- 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.)
- Active
Links
Images
Abstract
The utility model relates to a stamping outer ring bearing flexibility detection device which comprises a flexibility detection part support, a detection mandrel component, a mandrel component guide rail, a mandrel component driving device, a flexibility detection platform, a follow-up ring, a driving disc seat, a driving disc guide rail, a driving disc driving device and a loading component.
Description
The technical field is as follows:
the utility model relates to the technical field of automatic assembly and detection of parts, in particular to a device for detecting the flexibility of a stamping outer ring bearing.
Background art:
the drawn cup needle roller bearing is generally composed of a thin-wall drawn cup, a needle roller and a retainer assembly, has small structural space and larger load capacity, is suitable for occasions where the installation space is limited and a shell hole is not suitable for serving as a raceway, and does not need to be axially positioned further after being pressed into a bearing seat hole. After the drawn cup needle roller bearing is assembled, the operation flexibility of the bearing needs to be detected, and the quality and the reliability of a bearing product are ensured.
In the prior art, manual detection is usually used, equipment support is not provided, an operator is depended on, uncertain factors are more, the detection efficiency and precision are low, and the quality stability of a finished product is poorer.
The utility model has the following contents:
aiming at the problems, the utility model provides the stamping outer ring bearing flexibility detection device which is high in automation degree, detection efficiency and precision, flexibility and universality.
The utility model is realized by the following technical scheme:
a flexibility detection device for a drawn cup bearing is mainly used for detecting the flexibility of an assembled drawn cup needle roller bearing and comprises a flexibility detection part support, a detection mandrel component, a mandrel component guide rail, a mandrel component driving device, a flexibility detection platform, a follow-up ring, a driving disc seat, a driving disc guide rail and a driving disc driving device, wherein the mandrel component guide rail is vertically arranged on the flexibility detection part support, the detection mandrel component is arranged on the mandrel component guide rail through the mandrel component support and can lift along the mandrel component guide rail under the action of the mandrel component driving device, and the follow-up ring is arranged in the flexibility detection platform through a bearing and used for placing a bearing product.
The drive disc seat is arranged on the drive disc guide rail and can move along the drive disc guide rail, the drive disc driving device is arranged on the drive disc seat and can move along with the drive disc seat, the drive disc is arranged on the drive disc driving device and correspondingly arranged on one side of the flexibility detection platform, the drive disc driving device can drive the drive disc to drive a bearing outer ring on the flexibility detection platform to rotate, and the follower ring can rotate along with the bearing outer ring.
Furthermore, in order to cooperate with discharging and prevent the bearing from being brought up, the flexibility detection portion further comprises a discharging plate, the discharging plate is arranged on the flexibility detection platform, a discharging hole is formed in the discharging plate, and the discharging hole corresponds to the lower end of the detection mandrel assembly.
Further, detect dabber subassembly including the coaxial static torque sensor, drive ring, torque limiter and the detection dabber that sets up, static torque sensor sets up on the dabber subassembly support, static torque sensor lower extreme pass through the shaft coupling with the drive ring is connected, it sets up through the bearing to detect dabber upper end in the drive ring, the torque limiter cover is established detect spindle and pass through the drive pin pole with detecting the dabber and be connected, torque limiter upper end with the drive ring is connected and can drive the drive ring and rotate.
Furthermore, a driving boss is arranged at the upper end of the torque limiter, a driving groove matched with the driving boss is formed at the lower end of the driving ring, and the torque limiter is connected with the driving ring through the driving boss and the driving groove and can drive the driving ring to rotate.
In order to protect static torque sensor, it still includes torque sensor protection device to detect the dabber subassembly, torque sensor protection device includes clamping ring and normal position protection proximity switch, the clamping ring cover is established detect spindle and locate the torque limiter lower extreme, the clamping ring is seted up and is had the annular of pressing, normal position protection proximity switch connects on the dabber subassembly support and with the clamping ring groove corresponds, cooperates the monitoring torsion condition jointly, and too big when torsion, normal position protection proximity switch opens, and equipment reports to the police, the shut down to protect static torque sensor.
In order to reach the most stable drive effect, it is further, driving-disc drive arrangement includes driving motor, motor synchronous pulley, pivot seat, pivot synchronous pulley and hold-in range, motor synchronous pulley with driving motor output shaft, the pivot passes through the bearing setting and is in the pivot seat and with pivot synchronous pulley connects, the hold-in range cover is established on motor synchronous pulley and the pivot synchronous pulley, driving motor can drive motor synchronous pulley drives the hold-in range operation, thereby the drive pivot synchronous pulley drives the pivot is rotated, the driving-disc is connected in the pivot and can rotate along with the pivot.
In order to realize the loading function, the stamping outer ring bearing flexibility detection device further comprises a loading assembly, the loading assembly can drive the driving disc seat to drive the driving disc to be close to or far away from the flexibility detection platform, and the pressure of the driving disc on the outer ring of the bearing is adjusted by adjusting the distance between the driving disc and the bearing on the flexibility detection platform so as to adapt to the measurement requirements of different products.
Further, the loading subassembly includes loading translation cylinder, loading adjusting nut, loading connecting plate, loading adjusting nut one end with loading translation cylinder is connected and can stretches out and draw back under loading translation cylinder effect, and the other end sets up in the loading connecting plate and can stretch out the loading connecting plate, loading adjusting nut has spacing step, spacing step with be equipped with loading spring between the loading connecting plate, the loading connecting plate with the driving disk seat is connected and can be driven the driving disk seat and be close to or keep away from the platform is examined to the flexibility.
In order to control the maximum loading force, improve the safety of equipment and prolong the service life, the loading assembly further comprises a maximum stroke safety limiting screw rod, the maximum stroke safety limiting screw rod is arranged on one side, far away from the loading translation cylinder, of the loading connecting plate through a limiting screw rod seat, the maximum stroke safety limiting screw rod can abut against the loading connecting plate, and the limit position of the loading connecting plate can be limited.
In order to better guarantee the equipment operation, improve equipment life, this punching press outer lane bearing flexibility detection device still includes the spacing subassembly of stroke for the limiting detection dabber subassembly extreme position that goes up and down, the spacing subassembly of stroke includes stopper, last spacing adjusting screw, last spacing screw rod seat, spacing adjusting screw and lower spacing screw rod seat down, the stopper is connected dabber subassembly support one side can reciprocate along with dabber subassembly support, go up spacing screw rod seat and connect down on the flexibility detection portion support, and locate respectively dabber subassembly guide rail is close to the both ends of stopper one side, it connects soon to go up spacing adjusting screw on the spacing screw rod seat, spacing adjusting screw connects soon down on the spacing screw rod seat down.
In order to mark the lower initial position of the limit block stroke, so as to position the position of the detection core shaft during detection, further, the stroke limit component further comprises an in-situ induction proximity switch, and the in-situ induction proximity switch is arranged on one side of the limit block, which is close to the support of the flexibility detection part.
The utility model has the beneficial effects that: the flexibility detection device for the stamping outer ring bearing realizes the flexibility detection of the stamping outer ring bearing by designing the driving disc capable of driving the bearing to rotate and matching with the detection mandrel assembly, has high automation degree and high detection precision, greatly improves the product reliability and reduces the labor intensity of workers; by designing the loading assembly, the adjustment of the driving force of the bearing during rotation is realized, and the flexibility and the universality of the equipment are improved; through the design of the torsion sensor protection device, the running stability and the service life of the equipment are improved.
Description of the drawings:
FIGS. 1-3 are schematic structural views of the device for detecting the flexibility of a drawn cup bearing according to the present invention;
FIG. 4 is a cross-sectional view of a testing mandrel assembly of the drawn cup bearing flexibility testing apparatus of the present invention;
fig. 5 is a partially enlarged view of a portion a of fig. 1.
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the utility model more readily understood by those skilled in the art, and thus will more clearly and distinctly define the scope of the utility model.
1-5, the device comprises a flexibility detection part support 81, a detection mandrel assembly 82, a mandrel assembly guide rail 83, a mandrel assembly driving device 84, a flexibility detection platform 85, a follower ring 851, a driving disk 861, a driving disk seat 862, a driving disk guide rail 863, a driving disk driving device 87, a stroke limiting assembly 88, a loading assembly 89 and a discharging plate 80, wherein the mandrel assembly guide rail 83 is vertically arranged on the flexibility detection part support 81, the detection mandrel assembly 82 is arranged on the mandrel assembly guide rail 83 through a mandrel assembly support 820 and can be lifted along the mandrel assembly guide rail 83 under the action of the mandrel assembly driving device 84, the follower ring 851 is arranged in the flexibility detection platform 85 through a bearing, the driving disk seat 862 is arranged on the driving disk guide rail 863 and can move along the driving disk guide rail 863, the driving disc driving device 87 is arranged on the driving disc seat 862 and can move along with the driving disc seat 862, the driving disc 861 is arranged on the driving disc driving device 87 and correspondingly arranged on one side of the flexibility detection platform 85, the driving disc driving device 87 can drive the driving disc 861 to drive the bearing outer ring on the flexibility detection platform 85 to rotate, the follower ring 851 can rotate along with the driving disc, and the loading assembly 89 can drive the driving disc seat 862 to drive the driving disc 861 to be close to or far away from the flexibility detection platform 85.
The discharge plate 80 is arranged on the flexibility detection platform 85, a discharge hole 801 is formed in the discharge plate 80, and the discharge hole 801 corresponds to the lower end of the detection mandrel assembly 82.
The detection mandrel assembly 82 comprises a static torque sensor 821, a driving ring 822, a torque limiter 823, a detection mandrel 825 and a torque sensor protection device which are coaxially arranged, wherein the static torque sensor 821 is arranged on the mandrel assembly support 820, the lower end of the static torque sensor 821 is connected with the driving ring 822 through a coupler 827, the upper end of the detection mandrel 825 is arranged in the driving ring 822 through a bearing, the torque limiter 823 is sleeved on the detection mandrel 825 and is connected with the detection mandrel 825 through a driving pin 828, a driving boss 8231 is arranged at the upper end of the torque limiter 823, a driving groove 8221 matched with the driving boss 8231 is arranged at the lower end of the driving ring 822, and the torque limiter 823 is connected with the driving ring 822 through the driving boss 8231 and the driving groove 8221 and can drive the driving ring 822 to rotate.
The torsion sensor protection device comprises a pressing ring 824 and an in-situ protection proximity switch 826, the pressing ring 824 is sleeved on the detection mandrel 825 and is arranged at the lower end of the torsion limiter 823, a pressing ring groove 8241 is formed in the pressing ring 824, and the in-situ protection proximity switch 826 is connected to the mandrel assembly support 820 and corresponds to the pressing ring groove 8241.
The driving disc driving device 87 comprises a driving motor 871, a motor synchronous pulley 872, a rotating shaft seat 873, a rotating shaft 874, a rotating shaft synchronous pulley 875 and a synchronous belt 876, the motor synchronous pulley 872 is connected with an output shaft of the driving motor 871, the rotating shaft 874 is arranged in the rotating shaft seat 873 through a bearing and is connected with the rotating shaft synchronous pulley 875, the synchronous belt 876 is sleeved on the motor synchronous pulley 872 and the rotating shaft synchronous pulley 875, the driving motor 871 can drive the motor synchronous pulley 872 to drive the synchronous belt 876 to rotate, so as to drive the rotating shaft synchronous pulley 875 to drive the rotating shaft 874 to rotate, and the driving disc 861 is connected on the rotating shaft 874 and can rotate along with the rotating shaft 874.
The in-situ sensing proximity switch 886 is disposed on the side of the flexibility detection part bracket 81 close to the limit block 881, and can mark the lower starting position of the stroke of the limit block 881.
The loading assembly 89 comprises a loading translation cylinder 891, a loading adjusting nut 892, a loading connecting plate 893, a maximum stroke safety limiting screw 894, one end of the loading adjusting nut 892 is connected to the loading translation cylinder 891 and can be extended and retracted by the loading translation cylinder 891, and the other end is disposed in the loading connecting plate 893 and can extend out of the loading connecting plate 893, the loading adjusting nut 892 has a limiting step 8921, a loading spring 895 is arranged between the limiting step 8921 and the loading connecting plate 893, the loading connection board 893 is connected to the drive base 862 and can drive the drive base 862 to move closer to or away from the agility detection table 85, the maximum stroke safety limit screw 894 is disposed on a side of the loading connection plate 893 away from the loading translation cylinder 891 through a limit screw seat 896, and can abut against the loading connection plate 893.
The process of using the stamping outer ring bearing flexibility detection device to detect the flexibility of the stamping outer ring bearing is as follows: firstly, according to the product model and the detection requirement, selecting the required loading force, starting the loading assembly 89, driving the loading adjusting nut 892 to move towards the flexibility detection platform 85 by the loading translation cylinder 891, shortening the loading spring 895, driving the loading connecting plate 893 to drive the driving disk base 862 and the driving disk 861 on the driving disk base 862 to approach the flexibility detection platform 85 under the action of the loading spring 895 until the driving disk 861 abuts against the to-be-detected drawn outer ring bearing with a preset pressure, driving the drawn outer ring bearing to rotate by the driving disk driving device 87, driving the detection mandrel assembly 82 to move downwards into the drawn outer ring bearing by the mandrel assembly driving device 84, detecting the abutting of the outer circumferential surface of the mandrel 825 and the needle roller in the drawn outer ring bearing, monitoring the stability of the drawn outer ring bearing in the rotation process in real time through the torque transmitted to the static torque sensor 821, thereby determining the flexibility, and feeding back the data to the control center.
It should be noted that the power member, the driving device, etc. in the present invention may be a cylinder, an electric cylinder, a motor, an oil cylinder, etc., or may be implemented by combining with a corresponding linkage mechanism, and are not limited to the mechanisms described in the present invention or shown in the drawings.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "top", "bottom", "side", "end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In addition, in the description of the embodiments of the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "disposed," "provided," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a punching press outer lane bearing flexibility detection device which characterized in that: the device comprises a flexibility detection part support, a detection mandrel component, a mandrel component guide rail, a mandrel component driving device, a flexibility detection platform, a follow-up ring, a driving disc seat, a driving disc guide rail, a driving disc driving device and a loading component, wherein the mandrel component guide rail is vertically arranged on the flexibility detection part support, the detection mandrel component is arranged on the mandrel component guide rail through the mandrel component support and can lift along the mandrel component guide rail under the action of the mandrel component driving device, the follow-up ring is arranged in the flexibility detection platform through a bearing, the driving disc seat is arranged on the driving disc guide rail and can move along the driving disc guide rail, the driving disc driving device is arranged on the driving disc seat and can move along the driving disc seat, the driving disc is arranged on the driving disc driving device and correspondingly arranged on one side of the flexibility detection platform, the driving disc driving device can drive the driving disc to drive the bearing outer ring on the flexibility detection platform to rotate, and the loading assembly can drive the driving disc seat to drive the driving disc to be close to or far away from the flexibility detection platform.
2. The drawn cup bearing flexibility detection apparatus according to claim 1, wherein: detect the dabber subassembly including the static torque sensor, drive ring, the torque limiter and the detection dabber of coaxial setting, static torque sensor sets up on the dabber subassembly support, static torque sensor lower extreme pass through the shaft coupling with the drive ring is connected, it passes through the bearing setting to be in to detect the dabber upper end the drive intra-annular, the torque limiter cover is established detect the dabber and pass through the drive pin rod with detecting the dabber and be connected, torque limiter upper end with the drive ring is connected and can drive the drive ring and rotate.
3. The drawn cup bearing flexibility detection apparatus according to claim 2, wherein: detect dabber subassembly still includes torque sensor protection device, torque sensor protection device includes clamping ring and normal position protection proximity switch, the clamping ring cover is established detect the spindle and locate torque limiter lower extreme, the clamping ring groove is seted up to the clamping ring, normal position protection proximity switch connects on the dabber subassembly support and with the clamping ring groove corresponds.
4. The drawn cup bearing flexibility detection apparatus according to claim 2, wherein: the upper end of the torque limiter is provided with a driving boss, the lower end of the driving ring is provided with a driving groove matched with the driving boss, and the torque limiter is connected with the driving ring through the driving boss and the driving groove and can drive the driving ring to rotate.
5. The drawn cup bearing flexibility detection apparatus according to claim 1, wherein: the driving disc driving device comprises a driving motor, a motor synchronous pulley, a rotating shaft seat, a rotating shaft synchronous pulley and a synchronous belt, the motor synchronous pulley is connected with the output shaft of the driving motor, the rotating shaft is arranged in the rotating shaft seat through a bearing and connected with the rotating shaft synchronous pulley, the synchronous belt is sleeved on the motor synchronous pulley and the rotating shaft synchronous pulley, the driving motor can drive the motor synchronous pulley to drive the synchronous belt to rotate, so that the rotating shaft synchronous pulley drives the rotating shaft to rotate, and the driving disc is connected with the rotating shaft and can rotate along with the rotating shaft.
6. The drawn cup bearing flexibility detection apparatus according to claim 1, wherein: the loading subassembly includes loading translation cylinder, loading adjusting nut and loading connecting plate, loading adjusting nut one end with loading translation cylinder is connected and can stretches out and draw back under loading translation cylinder effect, and the other end sets up in the loading connecting plate and can stretch out the loading connecting plate, loading adjusting nut has spacing step, spacing step with be equipped with loading spring between the loading connecting plate, the loading connecting plate with the driving disk seat is connected and can be driven the driving disk seat and be close to or keep away from the platform is detected to the flexibility.
7. The drawn cup bearing flexibility detection apparatus according to claim 6, wherein: the loading assembly further comprises a maximum stroke safety limiting screw and a limiting screw seat, the maximum stroke safety limiting screw is arranged on the limiting screw seat, the loading connecting plate is far away from one side of the loading translation cylinder, and can be abutted against and limited by the loading connecting plate at the limit position of the loading connecting plate.
8. The drawn cup bearing flexibility detection apparatus according to claim 1, wherein: still include the spacing subassembly of stroke, the spacing subassembly of stroke includes stopper, last spacing adjusting screw, goes up spacing screw rod seat, spacing adjusting screw and lower spacing screw rod seat down, the stopper is connected dabber subassembly support one side can reciprocate along with the dabber subassembly support, go up spacing screw rod seat and connect with spacing screw rod seat down on the flexibility detection portion support, and locate respectively dabber subassembly guide rail is close to the both ends of stopper one side, it connects soon to go up spacing adjusting screw on the spacing screw rod seat, spacing adjusting screw connects soon down on the spacing screw rod seat down.
9. The drawn-cup bearing flexibility detection apparatus according to claim 8, wherein: the stroke limiting assembly further comprises an in-situ sensing proximity switch, the in-situ sensing proximity switch is arranged on one side, close to the limiting block, of the flexibility detection portion support, and can mark the lower initial position of the stroke of the limiting block.
10. The drawn cup bearing flexibility detection apparatus according to claim 1, wherein: the flexibility detection portion further comprises a discharging plate, the discharging plate is arranged on the flexibility detection platform, a discharging hole is formed in the discharging plate, and the discharging hole corresponds to the lower end of the detection mandrel assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220040251.2U CN216955145U (en) | 2022-01-07 | 2022-01-07 | Stamping outer ring bearing flexibility detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220040251.2U CN216955145U (en) | 2022-01-07 | 2022-01-07 | Stamping outer ring bearing flexibility detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216955145U true CN216955145U (en) | 2022-07-12 |
Family
ID=82313779
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220040251.2U Active CN216955145U (en) | 2022-01-07 | 2022-01-07 | Stamping outer ring bearing flexibility detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216955145U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115824642A (en) * | 2023-02-15 | 2023-03-21 | 山东瓦特轴承有限公司 | Automatic detection device applied to bearing |
| CN116252355A (en) * | 2023-05-15 | 2023-06-13 | 先锋导电材料工业（苏州）有限公司 | Conductive silica gel polymer material blanking device |
-
2022
- 2022-01-07 CN CN202220040251.2U patent/CN216955145U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115824642A (en) * | 2023-02-15 | 2023-03-21 | 山东瓦特轴承有限公司 | Automatic detection device applied to bearing |
| CN115824642B (en) * | 2023-02-15 | 2023-05-30 | 山东瓦特轴承有限公司 | Be applied to automatic checkout device of bearing |
| CN116252355A (en) * | 2023-05-15 | 2023-06-13 | 先锋导电材料工业（苏州）有限公司 | Conductive silica gel polymer material blanking device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN216955145U (en) | Stamping outer ring bearing flexibility detection device | |
| CN208313253U (en) | A kind of automatically centering fixture device for disc-like rotor comprehensive detection | |
| CN208044037U (en) | detection device for detecting battery | |
| CN114704555A (en) | Punching press outer lane bearing dress needle and flexibility detect machine | |
| CN101844300A (en) | Automatic force pin pressing machine | |
| CN111906511B (en) | Flywheel machining device with automatic pin assembling and code printing functions | |
| CN205981093U (en) | Ability automatic loading and unloading's clutch cover assembly pressure disk depth of parallelism test equipment | |
| CN110450324B (en) | Automatic mould opening machine for lens mould | |
| CN208419803U (en) | A kind of motor-car flywheel and thin cone sleeve are pressed and detect synchronizing device | |
| CN111300301A (en) | Jacking rotary pressing mechanism and positioning pressing device | |
| CN110657967A (en) | Lock testing device and testing method thereof | |
| CN209945293U (en) | Motor front end cover end face runout detection device | |
| CN212143504U (en) | Machine is examined entirely to screw thread | |
| CN211121983U (en) | Crankshaft gyration torque measuring machine | |
| CN110455516B (en) | Spring testing device and testing method | |
| CN109374294B (en) | Gear box detection device | |
| CN216199928U (en) | Inner thrust sheet fitting mechanism | |
| CN201736001U (en) | Automatic dynamometric pin pressing machine | |
| CN212963272U (en) | Planar bearing assembly height measuring mechanism | |
| CN217560923U (en) | Quick torque detection equipment | |
| CN214473713U (en) | Pedal switch's breakdown test fixture | |
| CN109029316A (en) | Automatically centering fixture device and method for disc-like rotor comprehensive detection | |
| CN218864965U (en) | Mould matching machine | |
| CN210835292U (en) | Detection and press fitting device for rubber bushing with salient points | |
| CN217207388U (en) | Punching press outer lane bearing dress needle and flexibility detect machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |