CN115055954A - Coupler supporting plate bolt tightening device and using method - Google Patents
Coupler supporting plate bolt tightening device and using method Download PDFInfo
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- CN115055954A CN115055954A CN202210807291.XA CN202210807291A CN115055954A CN 115055954 A CN115055954 A CN 115055954A CN 202210807291 A CN202210807291 A CN 202210807291A CN 115055954 A CN115055954 A CN 115055954A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
- B23P19/04—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes for assembling or disassembling parts
- B23P19/06—Screw or nut setting or loosening machines
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Abstract
The invention discloses a coupler supporting plate bolt tightening device which comprises an electric trolley, an electric push rod, a guide device and a bolt tightening device, wherein the electric trolley is provided with the electric push rod and the guide device; the bolt tightening device comprises a rotary alignment mechanism, a connecting plate, an electric tightening gun, a balancing weight, an operating ring handle, a telescopic shaft and an anti-counterforce device, wherein the rotary alignment mechanism is connected with the connecting plate in a sliding manner, the electric tightening gun and the balancing weight are respectively arranged at two ends of the connecting plate, and the outermost sides of the two ends of the connecting plate are respectively connected with the operating ring handle. The electric bolt tightening device is reasonable in structural design, the bolt tightening device is moved to a position where a bolt needs to be tightened through the electric trolley, the connecting plate is driven to horizontally rotate or horizontally move through the operating ring handle, the connecting plate moves to drive the electric tightening gun to move, and therefore the electric tightening gun is aligned to the bolt needing to be tightened.
Description
Technical Field
The invention relates to the technical field of bolt installation equipment, in particular to a device and a method for screwing a coupler supporting plate bolt.
Background
Along with the improvement of the requirements of modern life on the train capacity, the number of the boxcars connected by the train is increased, the boxcars need to be connected through the car coupler, and the safety of a hook supporting plate for fixing the car coupler is particularly important.
The pneumatic tool used in the current operation field cannot guarantee the bolt tightening precision, and meanwhile, the pneumatic tool has overlarge field operation noise and large working strength of workers, and cannot meet the requirements of the operation field process and safety.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the device for screwing the bolt of the car coupler supporting plate, which aligns the electric tightening gun with the bolt by adjusting the using position of the electric tightening gun so as to ensure the accuracy of screwing the bolt.
The invention further comprises a using method of the coupler supporting plate bolt tightening device, and the using method can improve the field installation process, reduce the operation intensity of field workers and improve the field use environment.
In order to realize the purpose, the invention provides the following technical scheme:
the bolt tightening device for the car coupler supporting plate comprises an electric trolley, an electric push rod, a guide device and a bolt tightening device, wherein the electric trolley is provided with the electric push rod and the guide device, and the top ends of the electric push rod and the guide device are jointly provided with the bolt tightening device.
The bolt tightening device comprises a rotary alignment mechanism, a connecting plate, an electric tightening gun, a balancing weight, an operating ring handle, a telescopic shaft and an anti-counterforce device, wherein the rotary alignment mechanism is connected with the connecting plate in a sliding manner, the electric tightening gun and the balancing weight are respectively arranged at two ends of the connecting plate, the outermost sides of two ends of the connecting plate are respectively connected with the operating ring handle, and the upper end of the electric tightening gun is connected with the telescopic shaft and the anti-counterforce device.
Preferably, the electric trolley comprises a trolley body, a roller and a push rod, and the electric push rod and the guide device which are parallel to each other are connected to the electric trolley through bolts.
Preferably, the guiding device comprises a spline shaft, a spline mounting seat and a reinforcing plate, and the spline mounting seat and the reinforcing plate are mounted on the electric trolley through bolts.
Preferably, the rotary alignment mechanism comprises a rotary support and a sliding block, the electric push rod and the guide device are jointly installed at the bottom of the rotary support, and the rotary support is connected with the sliding block through a bearing.
Preferably, the bottom side of the middle part of the connecting plate is provided with a sliding rail matched with the upper sliding block of the slewing bearing.
Preferably, the outermost sides of the two ends of the connecting plate are respectively connected with the operating ring handle through an L-shaped plate and a bolt.
Preferably, a transverse plate is installed at the top of the electric tightening gun, a telescopic shaft is installed at one end of the transverse plate through a square spigot and a pin, and an anti-reaction device is installed at the other end of the transverse plate through a connecting spigot and a pin.
Preferably, the top end of the anti-reaction device is higher than the top end of the telescopic shaft, and the length of the transverse plate is smaller than the distance between the connecting shaft and the balancing weight.
The use method of the coupler support plate bolt tightening device comprises the bolt tightening device and further comprises the following steps:
firstly, lifting a bottom plate of a train carriage by a lifter, and moving an electric trolley to a position where a bolt needs to be screwed;
secondly, horizontally moving or rotating the rotary aligning mechanism to align the electric tightening gun to the bolt to be tightened;
thirdly, starting the electric push rod and the electric tightening gun, tightening the bolt, and enabling the anti-counterforce device to rotate and lean against the cross beam of the bottom plate of the train carriage when the final torque is reached, so that the tightening of the bolt is qualified;
fourthly, after all the bolts of the car coupler supporting plate are screwed up to be qualified, the electric push rod is reset, and the electric trolley exits from the screwing station;
and fifthly, moving the electric trolley to the next screwing station, repeating the second step and the fourth step, and screwing the bolt of the next station.
Preferably, the bolt tightening device is further provided with a torque sensor, a control module, a monitoring module, a driving module, a storage module and a display module, the torque sensor and the monitoring module are arranged on the bolt tightening device, the storage module, the driving module, the monitoring module, the display module and the torque sensor are respectively connected with the control module, and the driving module is respectively connected with the electric trolley, the electric tightening gun and the electric push rod.
Compared with the prior art, the invention has the beneficial effects that:
1. the bolt tightening device is reasonable in structural design, the bolt tightening device is moved to a position where a bolt needs to be tightened through the electric trolley, the connecting plate is driven to horizontally rotate or move through the operating ring handle, the connecting plate moves to drive the electric tightening gun to move, and therefore the electric tightening gun is aligned to the bolt needing to be tightened, the adjusting process is simple, adjusting precision is guaranteed through twice adjustment, and the using effect is good.
The lifting of the electric push rod and the starting of the electric tightening gun are used for tightening the bolt in the working process, the anti-reaction device rotates to lean against the beam of the bottom plate of the train carriage when the final torque is reached, the reaction force generated in the working process of the electric tightening gun is offset, the labor intensity of an operator can be reduced, and the field operation is more convenient.
Through electric control's mode of operation, not only reduce workman's intensity of labour, still improved production efficiency, because all change pneumatic tool before into electric tool again, and then reduced the noise in the on-the-spot production process.
2. According to the invention, through the mutual connection of the torque sensor, the monitoring module, the storage module, the driving module and the display module, the tightening process in the whole operation process can be monitored, the torque is more accurate, the tightening torque can be displayed and stored in real time and can be looked up at any time, and the requirement of tracing the field product result is met.
3. The electric tightening gun and the balancing weight are respectively arranged at the two ends of the connecting plate, and the sum of the weights of the electric tightening gun, the telescopic shaft and the anti-counterforce device is equal to the weight of the balancing weight.
4. The invention has the advantages of reasonable layout of all parts, compact structure, low requirement on the use space and improved practicability. And moreover, each part is detachably connected, so that the installation and the maintenance are convenient, and the use convenience is improved.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a front view of the present invention.
Fig. 3 is a left side view of the present invention.
Fig. 4 is a first structural view of the bolt tightening apparatus of the present invention.
Fig. 5 is a second structural view of the bolt tightening apparatus of the present invention.
Fig. 6 is a third structural view of the bolt tightening apparatus of the present invention.
Figure 7 is a schematic view of a railway car of the present invention.
Figure 8 is a schematic diagram of a train coupler of the present invention.
Figure 9 is a schematic view of a coupler pallet of the present invention.
Fig. 10 is a schematic view of the rotational alignment mechanism of the present invention.
In the figure: the device comprises a bolt tightening device 1-1, an electric push rod 1-2, a guide device 1-3, a spline shaft 1-3-1, a spline mounting seat 1-3-2, a reinforcing plate 1-3-3, an electric trolley 1-4, an anti-counterforce device 1-1-1, an electric tightening gun 1-1-2, a telescopic shaft 1-1-3, a balancing weight 1-4, an operating ring handle 1-1-5, a rotary alignment mechanism 1-1-6, a rotary support 1-1-61, a bearing 1-1-62, a sliding block 1-1-63, a sliding rail 1-1-64, a connecting plate 1-1-7, a train carriage bottom plate 2, a lifter 3, a coupler supporting plate 4 and a transverse plate 5.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
A coupler supporting plate bolt tightening device is shown in figures 1-3 and comprises an electric trolley 1-4, an electric push rod 1-2, a guide device 1-3 and a bolt tightening device 1-1, wherein the electric push rod 1-2 and the guide device 1-3 are arranged on the electric trolley 1-4, the bolt tightening device 1-1 is jointly arranged at the top ends of the electric push rod 1-2 and the guide device 1-3, and the bolt tightening device 1-1 lifts or descends along with the electric push rod 1-2 and the guide device 1-3.
The electric trolley 1-4 comprises a trolley body, rollers and push rods, the bolt tightening device 1-1 is more convenient to move through the electric trolley 1-4, and the electric trolley 1-4 is connected with the electric push rods 1-2 and the guide devices 1-3 which are parallel to each other through bolts. The bolt tightening device 1-1 is convenient to move through the electric trolley 1-4, and the labor intensity of workers is reduced.
The guide device 1-3 comprises a spline shaft 1-3-1, a spline mounting seat 1-3-2 and a reinforcing plate 1-3-3, and the spline mounting seat 1-3-2 is arranged on the electric trolley 1-4 through a bolt. When the electric push rod 1-2 works, the guide device 1-3 extends or shortens along with the electric push rod 1-2; the spline mounting seat 1-3-2 enables the guide device 1-3 to be more stable in working through the clamping of the reinforcing plate 1-3-3.
As shown in fig. 4-6, the bolt tightening device 1-1 includes a rotary alignment mechanism 1-1-6, a connecting plate 1-1-7, an electric tightening gun 1-1-2, a counterweight 1-1-4, an operating ring handle 1-1-5, a telescopic shaft 1-1-3 and an anti-counterforce device 1-1-1, and the rotary alignment mechanism 1-1-6 is slidably connected with the connecting plate 1-1-7.
As shown in fig. 10, the rotary alignment mechanism 1-1-6 includes a rotary support 1-1-61 and a sliding block 1-1-63, the electric push rod 1-2 and the guide device 1-3 are installed at the bottom of the rotary support 1-1-61 together, the rotary support 1-1-61 is connected with the sliding block 1-1-63 through a bearing 1-1-62, and a sliding rail 1-1-64 matched with the sliding block 1-1-63 on the rotary support 1-1-61 is installed at the bottom side of the middle part of the connecting plate 1-1-7.
When the electric tightening gun 1-1-2 needs to be horizontally rotated, because the operation ring handle 1-1-5 is connected with the connecting plate 1-1-7 and the connecting plate 1-1-7 is connected with the slewing bearing 1-1-61 through the bearing 1-1-62, a worker holds the operation ring handle 1-1-5, rotates the operation ring handle 1-1-5 by taking the slewing bearing 1-1-61 as a center, the operation ring handle 1-1-5 rotates to drive the connecting plate 1-1-7 to rotate, and the connecting plate 1-1-7 rotates to further adjust the use position of the electric tightening gun 1-1-2.
When the electric tightening gun 1-1-2 needs to be moved horizontally, because the sliding rails 1-1-64 are installed on the bottom plate of the connecting plate 1-1-7, the sliding blocks 1-1-63 are installed on the slewing bearing 1-1-61, and the sliding blocks 1-1-63 horizontally move along the sliding rails 1-1-64, when a worker holds the operating ring handle 1-1-5 to move to one side, the operating ring handle 1-1-5 drives the connecting plate 1-1-7 to move, and the connecting plate 1-1-7 moves to drive the electric tightening gun 1-1-2 to move, so that the using position of the electric tightening gun 1-1-2 is changed. In addition, when the connecting plate 1-1-7 moves, the sliding rail 1-1-64 and the sliding block 1-1-63 move relatively, so that the accurate moving direction is ensured, and the influence on the use smoothness caused by the mutual interference among the components is prevented.
The two ends of the connecting plate 1-1-7 are respectively provided with an electric tightening gun 1-1-2 and a balancing weight 1-1-4, and the sum of the weights of the electric tightening gun 1-1-2, the telescopic shaft 1-1-3 and the anti-counterforce device 1-1-1 is equal to the weight of the balancing weight 1-1-4. Therefore, the two ends of the connecting plate 1-1-7 are relatively balanced, and the device cannot deviate in the using process, so that the stability of the whole device is ensured.
The outermost sides of the two ends of the connecting plate 1-1-7 are respectively connected with the operating ring handles 1-1-5 through the L-shaped plates and the bolts, so that the connecting plate cannot collide with the electric push rod 1-2 and the guide device 1-3 during manual positioning. When the bolt tightening device works, the using position of the bolt tightening device 1-1 is adjusted by operating the ring handle 1-1-5, so that the bolt tightening device 1-1 is aligned with a bolt to be tightened.
The upper end of the electric tightening gun 1-1-2 is connected with the telescopic shaft 1-1-3 and the anti-counterforce device 1-1-1. The top of the electric tightening gun 1-1-2 is provided with a transverse plate 5, one end of the transverse plate 5 is provided with a telescopic shaft 1-1-3 through a square spigot and a pin, and the other end of the transverse plate 5 is provided with an anti-counterforce device 1-1-1 through a connecting spigot and a pin.
The length of the transverse plate 5 is smaller than the distance between the connecting shaft and the balancing weight 1-1-4, and the anti-counterforce device 1-1-1 cannot collide with the balancing weight 1-1-4 when rotating around the telescopic shaft 1-1-3 in use.
When the electric tightening gun 1-1-2 is started, the anti-reaction device 1-1-1 rotates along with the telescopic shaft 1-1-3, the top end of the anti-reaction device 1-1-1 is higher than the top end of the telescopic shaft 1-1-3, when the final torque is reached, the anti-reaction device 1-1-1 rotates to lean against a cross beam of a bottom plate 2 of a train carriage, the reaction force generated when the electric tightening gun 1-1-2 works is offset, the labor intensity of an operator can be reduced, and the bolt tightening precision is ensured.
The bolt tightening device comprises a bolt tightening device 1-1 and is characterized by further comprising a torque sensor, a control module, a monitoring module, a driving module, a storage module and a display module, wherein the torque sensor and the monitoring module are arranged on the bolt tightening device 1-1, the storage module, the driving module, the monitoring module, the display module and the torque sensor are respectively connected with the control module, and the driving module is respectively connected with an electric trolley 1-4, an electric tightening gun 1-1-2 and an electric push rod 1-2.
When the electric tightening gun is used, the torque sensor and the monitoring module transmit the measured installation information to the control module, the control module stores and analyzes the installation information and issues instructions to the driving module, so that the electric trolley 1-4, the electric tightening gun 1-1-2 and the electric push rod 1-2 work or stop. The device can be monitored in the using process, the tightening torque can be displayed and stored in real time and can be consulted at any time, and the on-site product result tracing requirement is met.
After the elevator 3 lifts the train carriage bottom plate 2 to a certain height, the electric trolley 1-4 is manually operated to the position where the bolt needs to be screwed, and the rotary aligning mechanism 1-1-6 is horizontally moved or rotated manually through the operation ring handle 1-1-5, so that the electric screwing gun 1-1-2 is aligned with the bolt needing to be screwed. In the process, the electric tightening gun 1-1-2 can be adjusted in a rotating mode through the bearing 1-1-62 on the rotating support, and the sliding block 1-1-63 on the bearing 1-1-62 of the rotating support 1-1-61 and the sliding rail 1-1-64 matched with the bottom side of the middle part of the connecting plate 1-1-7 can be adjusted in a horizontal moving mode, so that the accuracy of aligning and tightening bolts is achieved.
When the electric push rod 1-2 rises, the electric tightening gun 1-1-2 starts to tighten the bolt, and when the final torque is reached, the anti-reaction device 1-1-1 rotates to lean against the cross beam of the train carriage bottom plate 2 to counteract the reaction force generated when the electric tightening gun 1-1-2 works, so that the labor intensity of an operator can be reduced.
And after the bolts are screwed up to be qualified, the electric push rod 1-2 drives the guide device 1-3 to descend, the next bolt is screwed up by manually repositioning, and after all the bolts in the station are screwed up, the electric trolley 1-4 is manually operated to withdraw from the station and continue to work in the next station.
Example 2
On the basis of embodiment 1, a method for using a bolt tightening device 1-1, which includes the bolt tightening device 1-1, further includes the following steps:
in the first step, the elevator lifts the floor 2 of the train carriage and moves the electric cars 1-4 to the position where the bolts need to be tightened.
The elevator lifts the train carriage bottom plate 2, and the bolt tightening device 1-1 is moved to the position where the bolt needs to be tightened by manually operating the electric trolley 1-4.
And secondly, horizontally moving or rotating the rotary aligning mechanism 1-1-6 to align the electric tightening gun 1-1-2 with a bolt to be tightened.
A worker performs horizontal rotation adjustment or horizontal movement adjustment on the electric tightening gun 1-1-2 by operating the ring handle 1-1-5, thereby improving the accuracy of aligning and tightening bolts.
And thirdly, starting the electric push rod 1-2 and the electric tightening gun 1-1-2, tightening the bolt, and enabling the anti-reaction device 1-1-1 to rotate and lean against a cross beam of the bottom plate 2 of the train carriage when the final torque is reached, so that the bolt is qualified to be tightened.
When the electric push rod 1-2 rises, the electric tightening gun 1-1-2 starts to tighten the bolt, and when the final torque is reached, the anti-reaction device 1-1-1 rotates to lean against the cross beam of the train carriage bottom plate 2 to counteract the reaction force generated when the electric tightening gun 1-1-2 works, so that the labor intensity of an operator can be reduced.
The electric control operation mode not only reduces the labor intensity of workers, but also improves the production efficiency, and because the previous pneumatic tools are changed into electric tools, the noise in the field production process is reduced.
Fourthly, after all the bolts of the car coupler supporting plate 4 are screwed up to be qualified, the electric push rod 1-2 is reset, and the electric trolley 1-4 is manually operated to quit the screwing station.
And fifthly, moving the electric trolley 1-4 to the next screwing station, repeating the second step and the fourth step, and screwing the bolt of the next station.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. A car coupler supporting plate bolt tightening device comprises an electric trolley, an electric push rod, a guide device and a bolt tightening device, and is characterized in that the electric trolley is provided with the electric push rod and the guide device, and the top ends of the electric push rod and the guide device are jointly provided with the bolt tightening device;
the bolt tightening device comprises a rotary alignment mechanism, a connecting plate, an electric tightening gun, a balancing weight, an operating ring handle, a telescopic shaft and an anti-counterforce device, wherein the rotary alignment mechanism is connected with the connecting plate in a sliding manner, the electric tightening gun and the balancing weight are respectively arranged at two ends of the connecting plate, the outermost sides of two ends of the connecting plate are respectively connected with the operating ring handle, and the upper end of the electric tightening gun is connected with the telescopic shaft and the anti-counterforce device.
2. The coupler brace bolt tightening device of claim 1, wherein the electric trolley comprises a trolley body, a roller and a push rod, and the electric trolley is connected with the electric push rod and the guide device which are parallel to each other through bolts.
3. The coupler brace bolt tightening device of claim 2, wherein the guide device comprises a spline shaft, a spline mounting seat and a reinforcing plate, and the spline mounting seat is arranged on the electric trolley through a bolt.
4. The coupler carrier bolt tightening device according to claim 3, wherein the rotary alignment mechanism comprises a rotary support and a slide block, the upper ends of the electric push rod and the guide device are jointly mounted on the bottom of the rotary support, and the rotary support is connected with the slide block through a bearing.
5. The coupler brace bolt tightening device of claim 4, wherein the bottom side of the middle portion of the connecting plate is provided with a slide rail that is matched with the upper slide block of the slewing bearing.
6. The coupler brace bolt tightening device of claim 5, characterized in that the outermost sides of the two ends of the connecting plate are respectively connected with the operating ring handle through an L-shaped plate and a bolt.
7. The coupler brace bolt tightening device according to claim 6, wherein a transverse plate is mounted at the top of the electric tightening gun, a telescopic shaft is mounted at one end of the transverse plate through a square spigot and a pin, and an anti-reaction device is mounted at the other end of the transverse plate through a connecting spigot and a pin.
8. The coupler brace bolt tightening device of claim 7, wherein the top end of the anti-reaction device is higher than the top end of the telescopic shaft, and the length of the transverse plate is smaller than the distance between the connecting shaft and the counterweight.
9. A method of using a coupler carrier bolt tightening apparatus, including the bolt tightening apparatus of any one of claims 1-8, comprising the steps of:
firstly, lifting a bottom plate of a train carriage by a lifter, and moving an electric trolley to a position where a bolt needs to be screwed;
secondly, horizontally moving or rotating the rotary aligning mechanism to align the electric tightening gun to the bolt to be tightened;
thirdly, starting the electric push rod and the electric tightening gun, tightening the bolt, and enabling the anti-counterforce device to rotate and lean against the cross beam of the bottom plate of the train carriage when the final torque is reached, so that the tightening of the bolt is qualified;
fourthly, after all the bolts of the car coupler supporting plate are screwed up to be qualified, the electric push rod is reset, and the electric trolley exits from the screwing station;
and fifthly, moving the electric trolley to the next screwing station, repeating the second step and the fourth step, and screwing the bolt of the next station.
10. The use method of the coupler support plate bolt tightening device according to claim 9, further comprising a torque sensor, a control module, a monitoring module, a driving module, a storage module and a display module, wherein the torque sensor and the monitoring module are arranged on the bolt tightening device, the storage module, the driving module, the monitoring module, the display module and the torque sensor are respectively connected with the control module, and the driving module is respectively connected with the electric trolley, the electric tightening gun and the electric push rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210807291.XA CN115055954A (en) | 2022-07-07 | 2022-07-07 | Coupler supporting plate bolt tightening device and using method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210807291.XA CN115055954A (en) | 2022-07-07 | 2022-07-07 | Coupler supporting plate bolt tightening device and using method |
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| Publication Number | Publication Date |
|---|---|
| CN115055954A true CN115055954A (en) | 2022-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210807291.XA Pending CN115055954A (en) | 2022-07-07 | 2022-07-07 | Coupler supporting plate bolt tightening device and using method |
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| CN (1) | CN115055954A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP2607021A1 (en) * | 2011-12-19 | 2013-06-26 | Schweizerische Bundesbahnen SBB | Extraction device for bogie bearings of track vehicles |
| CN206632632U (en) * | 2016-12-12 | 2017-11-14 | 天合富奥汽车安全系统（长春）有限公司 | A kind of automatic tightening mechanism |
| CN108284317A (en) * | 2018-03-02 | 2018-07-17 | 北汽福田汽车股份有限公司 | Nut tightening device |
| CN109623351A (en) * | 2018-12-17 | 2019-04-16 | 西安理工大学 | A kind of cargo train couple yoke supporting plate bolt dismantling device |
| CN211867069U (en) * | 2020-03-24 | 2020-11-06 | 艾思博(武汉)科技有限公司 | Nut screwing gun for robot |
| CN212823823U (en) * | 2020-08-03 | 2021-03-30 | 大连阿雷捷达智能科技有限公司 | Supporting mechanism for tightening machine |
| CN213318769U (en) * | 2020-08-28 | 2021-06-01 | 东风越野车有限公司 | Power assisting device of tightening tool |
-
2022
- 2022-07-07 CN CN202210807291.XA patent/CN115055954A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2607021A1 (en) * | 2011-12-19 | 2013-06-26 | Schweizerische Bundesbahnen SBB | Extraction device for bogie bearings of track vehicles |
| CN206632632U (en) * | 2016-12-12 | 2017-11-14 | 天合富奥汽车安全系统（长春）有限公司 | A kind of automatic tightening mechanism |
| CN108284317A (en) * | 2018-03-02 | 2018-07-17 | 北汽福田汽车股份有限公司 | Nut tightening device |
| CN109623351A (en) * | 2018-12-17 | 2019-04-16 | 西安理工大学 | A kind of cargo train couple yoke supporting plate bolt dismantling device |
| CN211867069U (en) * | 2020-03-24 | 2020-11-06 | 艾思博(武汉)科技有限公司 | Nut screwing gun for robot |
| CN212823823U (en) * | 2020-08-03 | 2021-03-30 | 大连阿雷捷达智能科技有限公司 | Supporting mechanism for tightening machine |
| CN213318769U (en) * | 2020-08-28 | 2021-06-01 | 东风越野车有限公司 | Power assisting device of tightening tool |
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