CN212220221U - Electric spiral tightening device - Google Patents
Electric spiral tightening device Download PDFInfo
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- CN212220221U CN212220221U CN202020781843.0U CN202020781843U CN212220221U CN 212220221 U CN212220221 U CN 212220221U CN 202020781843 U CN202020781843 U CN 202020781843U CN 212220221 U CN212220221 U CN 212220221U
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Abstract
The utility model relates to the technical field of railway vehicles, in particular to an electric spiral tightening device, which comprises a fixed tightening seat, a motor, a moving block and a track, wherein the track is connected to the fixed tightening seat, and the motor drives the moving block to run on the track; the utility model can save 2-3 people's manpower when installing the wind shield of the folding shed; the folding shed windshield can be tightened at a constant speed or different speeds, so that the folding shed windshield is uniformly tightened; the condition that personnel tighten up the too violent tumbling of bellows windscreen in-process with strength can be reduced to reduce because of the danger of personnel's operation of ascending a height, promote the operational safety performance.
Description
Technical Field
The utility model relates to a rail vehicle technical field, concretely relates to electronic spiral tightening means.
Background
The folding shed windshield of the railway vehicle is divided into three parts, namely a folding shed, a guide device and a cab apron. After the bellows and the guiding device are installed, the bellows and the guiding device need to be tensioned through a tensioning rope. When the wind shield is installed, the size is large, the tightening force of the wind shield is large, the wind shield is not easy to push forwards hard when tightened in the process of overhead operation, safety accidents are very easy to cause, and meanwhile, stress can be caused when the wind shield is tightened, so that the wind shield of the shed is damaged in advance.
At present, the installation of the wind shield of the folding shed is that people stand at a high position, then push the wind shield together by 3 to 4 persons, so that the wind shield can be completely tightened, and then a tightening rope is tied at a specified position.
When people push the windshield to tighten, the safety accidents are easily caused by the falling of the people due to the slipping of the soles or the climbing off from the high altitude; and because the windshield has larger tightening force, the windshield can be pushed by 3-4 people, thus wasting manpower and increasing the manufacturing cost of the vehicle; in addition, the windshield is stressed and damaged due to the uneven thrust.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to solve the technical problem that an electric spiral tightening device is provided, which can reduce personnel participation, promote safety and simultaneously ensure that the windshield can be installed by even stress.
In order to solve the technical problem, the utility model discloses a technical scheme be:
the utility model provides an electronic spiral tightening means, including fixed tension seat, motor, movable block and track, the track connection is on fixed tension seat, the motor drives the movable block and moves on the track.
The beneficial effects of the utility model reside in that: the device can save 2-3 people of manpower when the wind shield of the folding shed is installed; the folding shed windshield can be tightened at a constant speed or different speeds, so that the folding shed windshield is uniformly tightened; the condition that personnel tighten up the too violent tumbling of bellows windscreen in-process with strength can be reduced to reduce because of the danger of personnel's operation of ascending a height, promote the operational safety performance.
Drawings
Fig. 1 is a schematic structural view of an electric spiral tightening device according to an embodiment of the present invention;
description of reference numerals: 1. fixing a tensioning seat; 2. a motor; 3. a moving block; 4. a track; 5. a base plate; 6. a support plate; 7. a screw rod; 8. a coupling; 9. a bearing; 10. a support; 11. a limiting groove; 12. connecting holes; 13. a clamping groove.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1, the utility model discloses an electric spiral tightening device, including fixed tension seat 1, motor 2, movable block 3 and track 4, track 4 connects on fixed tension seat 1, motor 2 drives movable block 3 and moves on track 4.
The installation process of the electric spiral tightening device is as follows: firstly, a fixed tensioning seat 1 of a spiral tensioning device is arranged on a hook ring (a part of the guide device) of the guide device; then adjusting a moving block 3 of the spiral tightening device to be fixed with a support 10 of the folding shed, and separating the placing tool from the folding shed; then the device is electrified, the moving block 3 is driven by the motor to move, so that the moving block 3 moves towards the fixed tightening seat 1 along the track 4, the distance between the folding shed and the guide device is reduced, and tightening operation is finished; and finally, removing the electric spiral tightening device.
Further, electronic spiral tightening means still includes bottom plate 5 and backup pad 6, backup pad 6 and fixed tension seat 1 are connected on bottom plate 5, track 4 sets up between backup pad 6 and fixed tension seat 1.
Furthermore, the electric spiral tightening device also comprises a screw rod 7, one end of the screw rod 7 is rotatably connected to the fixed tightening seat 1, and the other end of the screw rod 7 penetrates through the support plate 6 to be rotatably connected with the motor 2;
and a first through hole matched with the track 4 and a second through hole matched with the screw rod 7 are formed in the moving block 3.
As can be seen from the above description, the transmission structure using the screw rod 7 has a simple structure and is convenient to use.
Further, a coupling 8 is arranged between the screw rod 7 and the motor 2.
From the above description, through the setting of shaft coupling 8, can connect the effect of motor 2 and lead screw, satisfy the rotatory in-process of motor 2, the lead screw can rotate with motor 2 synchronous.
Further, be provided with on backup pad 6 and the fixed tight seat 1 with lead screw 7 complex bearing 9, be provided with the holding tank that holds bearing 9 on the fixed tight seat 1 of straining.
As can be seen from the above description, the arrangement of the bearing 9 can ensure that the lead screw, the support plate 6 and the fixed tightening seat are not clamped or friction-damaged in the rotation process, and the smooth movement of the device in the movement process is ensured.
Further, the electric screw tightening device further comprises a bracket 10, and the motor 2 is connected to the bottom plate 5 through the bracket 10.
As can be seen from the above description, the motor 2 and the bottom plate 5 can be connected by the arrangement of the bracket 10, so that the position of the motor 2 in the device is fixed, and the function of the device is better realized.
Further, the motor 2 is a stepping motor 2 and further comprises a controller.
Further, the motor 2 is a servo motor 2 and further comprises a frequency converter.
From the above description, through servo motor 2 and converter, can realize the function of different stage speed variation, to the requirement of power when better adaptation different stages tighten up the bellows windscreen.
Further, the track 4 is a polished rod.
As can be seen from the above description, by using the polish rod, the guiding movement function of the moving block 3 can be performed, and at the same time, the moving block 3 is ensured not to rotate due to the rotating force.
Furthermore, a limiting groove 11 and a connecting hole 12 are formed in the moving block 3;
and a clamping groove 13 is arranged on the fixed tensioning seat 1.
As can be seen from the above description, in practical application, by arranging the limiting groove 11, the limiting groove 11 is partially attached to the connecting plate of the damper windshield, and by arranging the connecting hole 12, the pin is inserted into the connecting hole 12, so that the groove-shaped part and the connecting plate of the damper windshield are ensured not to fall off; through the setting of draw-in groove 13, can with the hoist and mount ring cooperation that the bellows was windscreen, satisfy and tighten up the fixed pulling force point occasionally of the bellows windscreen, tighten up the process and all go on through this pulling force point.
The installation process of the electric spiral tightening device is as follows:
firstly, a fixed tensioning seat 1 of a spiral tensioning device is arranged on a hook ring (a part of the guide device) of the guide device; then adjusting a moving block 3 of the spiral tightening device to enable the moving block to be closely attached to a support 10 of the folding shed, fixing the moving block by using a pin, and separating the placing tool from the folding shed; then the device is electrified, the motor drives the screw rod part of the device to enable the moving block 3 to move towards the fixed tensioning seat 1 along the polished rod, the distance between the folding shed and the guide device is reduced until the tensioning rope can be fixed on the hook ring of the guide device, and then the tensioning operation is completed; and finally, removing the electric spiral tightening device.
The electric spiral tightening device is connected with the folding shed and the guiding device in the following mode:
the fixed tensioning seat 1 is clamped at a hook ring of the guide device to form a stress point which is equivalent to a fixed point in the tensioning process; the limiting groove 11 structure and the connecting hole 12 in the moving block 3 are used for being connected with the support 10 of the bellows, the limiting groove 11 just wraps the support 10, meanwhile, the support 10 is fixed by pins on the outer side, and the support 10 is placed to be separated from the moving block 3.
Example one
An electric spiral tightening device comprises a fixed tightening seat, a motor, a moving block and a track, wherein the track is connected to the fixed tightening seat, and the motor drives the moving block to run on the track.
The electric spiral tightening device further comprises a bottom plate and a supporting plate, the supporting plate and the fixed tightening seat are connected to the bottom plate, and the rail is arranged between the supporting plate and the fixed tightening seat.
The electric spiral tightening device also comprises a screw rod, one end of the screw rod is rotatably connected to the fixed tightening seat, and the other end of the screw rod penetrates through the supporting plate to be rotatably connected with the motor;
and a first through hole matched with the track and a second through hole matched with the screw rod are formed in the moving block.
And a coupler is also arranged between the screw rod and the motor.
The supporting plate and the fixed tensioning seat are provided with bearings matched with the screw rod, and the fixed tensioning seat is provided with a containing groove for containing the bearings.
The electric spiral tightening device further comprises a support, and the motor is connected to the bottom plate through the support.
The motor is a stepping motor and further comprises a controller.
The track is a polished rod.
The moving block is provided with a limiting groove and a connecting hole;
and a clamping groove is formed in the fixed tensioning seat.
The bottom plate, the moving block, the fixed tensioning seat, the polish rod, the supporting plate, the bracket and the coupler are made of 45# steel; the supporting plate, the bracket and the fixed tensioning seat are detachably connected to the bottom plate through GB standard parts such as bolts and nuts;
the size of the polish rod is phi 12 x 405 mm; the screw rod adopts a TR12 x 2-7e thread structure; the bearing is a 6201 bearing.
Example two
An electric spiral tightening device comprises a fixed tightening seat, a motor, a moving block and a track, wherein the track is connected to the fixed tightening seat, and the motor drives the moving block to run on the track.
The electric spiral tightening device further comprises a bottom plate and a supporting plate, the supporting plate and the fixed tightening seat are connected to the bottom plate, and the rail is arranged between the supporting plate and the fixed tightening seat.
The electric spiral tightening device also comprises a screw rod, one end of the screw rod is rotatably connected to the fixed tightening seat, and the other end of the screw rod penetrates through the supporting plate to be rotatably connected with the motor;
and a first through hole matched with the track and a second through hole matched with the screw rod are formed in the moving block.
And a coupler is also arranged between the screw rod and the motor.
The supporting plate and the fixed tensioning seat are provided with bearings matched with the screw rod, and the fixed tensioning seat is provided with a containing groove for containing the bearings.
The electric spiral tightening device further comprises a support, and the motor is connected to the bottom plate through the support.
The motor is a servo motor and further comprises a frequency converter.
The track is a polished rod.
The moving block is provided with a limiting groove and a connecting hole;
and a clamping groove is formed in the fixed tensioning seat.
The bottom plate, the moving block, the fixed tensioning seat, the polish rod, the supporting plate, the bracket and the coupler are made of 45# steel; the supporting plate, the bracket and the fixed tensioning seat are fixedly connected to the bottom plate through welding and other fixed connection modes;
the size of the polish rod is phi 12 x 405 mm; the screw rod adopts a TR12 x 2-7e thread structure; the bearing is a 6201 bearing.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (10)
1. The electric spiral tightening device is characterized by comprising a fixed tightening seat, a motor, a moving block and a track, wherein the track is connected to the fixed tightening seat, and the motor drives the moving block to run on the track.
2. The electric screw tightening apparatus according to claim 1, further comprising a base plate and a support plate, the support plate and the fixed tightening mount being attached to the base plate, the rail being disposed between the support plate and the fixed tightening mount.
3. The electric screw tightening device according to claim 2, further comprising a screw rod, one end of the screw rod being rotatably connected to the fixed tightening base, and the other end thereof being rotatably connected to the motor through the support plate;
and a first through hole matched with the track and a second through hole matched with the screw rod are formed in the moving block.
4. The electric screw tightening device according to claim 3, further comprising a coupling disposed between the screw and the motor.
5. The electric screw tightening device according to claim 3, wherein the support plate and the fixed tightening base are provided with bearings that engage with the screw rod, and the fixed tightening base is provided with receiving grooves that receive the bearings.
6. The electric spiral tightening apparatus according to claim 2, further comprising a bracket, wherein the motor is connected to the base plate through the bracket.
7. The electric screw tightening device according to any one of claims 1 to 6, wherein the motor is a stepper motor, and further comprising a controller.
8. The electric screw tightening device according to any one of claims 1 to 6, wherein the motor is a servo motor, and further comprises a frequency converter.
9. The electric screw tightening device according to any one of claims 1 to 6, wherein the rail is a polished rod.
10. The electric screw tightening device according to any one of claims 1 to 6, wherein the moving block is provided with a limit groove and a connecting hole;
and a clamping groove is formed in the fixed tensioning seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020781843.0U CN212220221U (en) | 2020-05-12 | 2020-05-12 | Electric spiral tightening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020781843.0U CN212220221U (en) | 2020-05-12 | 2020-05-12 | Electric spiral tightening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212220221U true CN212220221U (en) | 2020-12-25 |
Family
ID=73927329
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020781843.0U Active CN212220221U (en) | 2020-05-12 | 2020-05-12 | Electric spiral tightening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212220221U (en) |
-
2020
- 2020-05-12 CN CN202020781843.0U patent/CN212220221U/en active Active
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