CN213644648U - Three-dimensional dolly anti-falling device of high-speed railway spraying - Google Patents
Three-dimensional dolly anti-falling device of high-speed railway spraying Download PDFInfo
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- CN213644648U CN213644648U CN202021730553.XU CN202021730553U CN213644648U CN 213644648 U CN213644648 U CN 213644648U CN 202021730553 U CN202021730553 U CN 202021730553U CN 213644648 U CN213644648 U CN 213644648U
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- ball screw
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- trolley
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- falling device
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Abstract
The utility model relates to a three-dimensional dolly technical field, specific three-dimensional dolly anti-falling device of high-speed railway spraying that says so, including the underframe frame, the car frame has all been welded to the underframe frame upper end left and right sides, and is two sets of the welding of car frame upper end has the upper plate, the middle part is rotated through the bearing and is connected with ball screw between underframe frame and the upper plate, ball screw goes up to rotate and is connected with two sets of removal seats, and is two sets of it has even tie beam, two sets of all to weld in removal seat front side link both ends and two sets of about the tie beam left side link both ends all weld the connecting plate about the. The utility model discloses a motor work, drive ball screw rotates to make and remove seat, even tie roof beam and curb plate and carry out elevating movement under the restriction of recess and gyro wheel, when the curb plate removed a take the altitude, pass first locating hole and second locating hole with positioning bolt, screwed up positioning bolt's nut again, thereby with curb plate and car frame fixed connection, avoid ball screw fracture to cause and fall.
Description
Technical Field
The utility model relates to a three-dimensional dolly technical field specifically is a three-dimensional dolly anti-falling device of high-speed railway spraying.
Background
In a high-speed rail carriage spraying production line, manual spraying is mostly adopted when the car body is sprayed, a three-dimensional trolley is arranged on two sides of a paint spraying chamber, and workers stand in the trolley, hold a spray gun and stand in a three-dimensional trolley platform to spray paint on the car body. The three-dimensional dolly is mainly by middle part ball screw bearing in elevation structure, consequently, when not designing anti-falling device, if the condition such as fracture appears in ball screw, can cause potential safety hazards such as platform fall. Therefore, the anti-falling device for the high-speed rail spraying three-dimensional trolley is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a three-dimensional dolly anti-falling device of high-speed railway spraying to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a three-dimensional trolley anti-falling device for high-speed rail spraying comprises a bottom frame, wherein the left side and the right side of the upper end of the bottom frame are respectively welded with a trolley frame, the upper ends of the two trolley frames are respectively welded with an upper plate, the middle part between the bottom frame and the upper plate is rotatably connected with a ball screw through a bearing, the ball screw is rotatably connected with two groups of moving seats, the front sides of the two groups of moving seats are respectively welded with a connecting beam, the upper end and the lower end of the left side of the connecting beam and the upper end and the lower end of the right side of the connecting beam are respectively welded with a connecting plate, the rear sides of the left side connecting plate and the right side connecting plate are respectively fixedly connected with a side plate through bolts, a side surface of the side plate close to the trolley frame is fixedly connected with idler wheels at equal intervals, one side surface of the two groups of the trolley, and second positioning holes for connecting positioning bolts are formed in the side face of the car frame at equal intervals.
As a further optimization of the technical scheme, a motor is fixedly installed in the middle of the lower end of the bottom frame, and an output shaft of the motor is fixedly connected with the lower end of the ball screw.
As a further optimization of the technical scheme, the roller is connected in the groove in a rolling mode.
As a further optimization of the technical scheme, the positioning plate is in contact with the frame.
As a further optimization of the technical scheme, the first positioning hole is a circular hole, and the second positioning hole is a waist circular hole.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a motor work, drive ball screw rotates to make and remove seat, even tie roof beam and curb plate and carry out elevating movement under the restriction of recess and gyro wheel, when the curb plate removed a take the altitude, pass first locating hole and second locating hole with positioning bolt, screwed up positioning bolt's nut again, thereby with curb plate and car frame fixed connection, avoid ball screw fracture to cause to fall, improve the security that three-dimensional dolly used.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a part of the structure of the present invention;
fig. 3 is a schematic structural view of the inner side surface of the frame of the present invention.
In the figure: 1. a bottom frame; 2. a vehicle frame; 3. an upper plate; 4. a ball screw; 5. a movable seat; 6. a tie-beam; 7. a connecting plate; 8. a side plate; 9. a roller; 10. a groove; 11. positioning a plate; 12. positioning the bolt; 13. a second positioning hole; 14. an electric motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a three-dimensional dolly anti-falling device of high-speed railway spraying, includes underframe 1, and underframe 1 upper end left and right sides all welds car frame 2, and the welding of 2 upper ends of two sets of car frames has upper plate 3, and the middle part is rotated through the bearing between underframe 1 and the upper plate 3 and is connected with ball screw 4, and 1 lower extreme middle part fixed mounting of underframe has motor 14, and the output shaft of motor 14 and the 4 lower extreme fixed connection of ball screw drive ball screw 4 through motor 14 and rotate. Rotate on ball screw 4 and be connected with two sets of seats 5 that remove, two sets of 5 front sides of seat that remove have all welded even tie beam 6, both ends and two sets of 6 right sides of tie beam about 6 left sides all welded connecting plate 7 about two sets of tie beam, 7 rear sides of left side connecting plate and 7 rear sides of right side connecting plate all have curb plate 8 through bolt fixedly connected with, curb plate 8 is close to a side equidistance fixedly connected with gyro wheel 9 of car frame 2, two sets of 2 mutual sides that are close to of car frame have all seted up recess 10, gyro wheel 9 roll connection is in recess 10, to removing seat 5, tie beam 6 and curb plate 8 play the guide effect, make and remove seat 5, tie beam 6 and curb plate 8 rotate and carry out the up-and-down motion along with ball screw 4, can not take place the. The locating plates 11 are welded on the left side and the right side of the connecting beam 6, and the locating plates 11 are in contact with the car frame 2. The positioning plate 11 is provided with a first positioning hole for connecting the positioning bolt 12, the first positioning hole is a round hole, the side surface of the car frame 2 is equidistantly provided with a second positioning hole 13 for connecting the positioning bolt 12, the second positioning hole 13 is a waist-round hole, and the second positioning hole 13 is arranged in the waist-round hole, so that the position between the side plate 8 and the car frame 2 can be finely adjusted according to the length of the second positioning hole 13. When the movable seat 5, the connecting beam 6 and the side plate 8 move to a certain height, the positioning bolt 12 penetrates through the first positioning hole and the second positioning hole 13, and the nut of the positioning bolt 12 is screwed on, so that the side plate 8 is fixedly connected with the car frame 2, and the ball screw 4 is prevented from being broken to cause falling.
Specifically, during the use, through the work of motor 14, drive ball screw 4 rotates to make and remove seat 5, linking roof beam 6 and curb plate 8 and carry out elevating movement under recess 10 and gyro wheel 9's restriction, when curb plate 8 removed a take the altitude, pass first locating hole and second locating hole 13 with positioning bolt 12, the nut of positioning bolt 12 is screwed on again, thereby with curb plate 8 and car frame 2 fixed connection, avoid ball screw 4 fracture to cause and fall, improve the security that three-dimensional dolly used.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a three-dimensional dolly anti-falling device of high-speed railway spraying, includes underframe frame (1), its characterized in that: the trolley frame is characterized in that trolley frames (2) are welded on the left side and the right side of the upper end of a bottom frame (1), an upper plate (3) is welded on the upper ends of two groups of trolley frames (2), a ball screw (4) is rotatably connected in the middle between the bottom frame (1) and the upper plate (3) through a bearing, two groups of moving seats (5) are rotatably connected on the ball screw (4), connecting beams (6) are welded on the front sides of the moving seats (5), connecting plates (7) are welded on the upper ends and the lower ends of the left sides of the connecting beams (6) and the upper ends and the lower ends of the right sides of the connecting beams (6), a side plate (8) is fixedly connected on the rear side of the connecting plates (7) on the left side, idler wheels (9) are fixedly connected on one side of the side plate (8) close to the trolley frames (2), grooves (10) are formed in one side, connecting roof beam (6) the left and right sides all welding locating plate (11), set up the first locating hole that is used for connecting positioning bolt (12) on locating plate (11), second locating hole (13) that are used for connecting positioning bolt (12) are seted up to car frame (2) side equidistance.
2. The anti-falling device for the high-speed rail spraying three-dimensional trolley as claimed in claim 1, wherein: a motor (14) is fixedly mounted in the middle of the lower end of the bottom frame (1), and an output shaft of the motor (14) is fixedly connected with the lower end of the ball screw (4).
3. The anti-falling device for the high-speed rail spraying three-dimensional trolley as claimed in claim 1, wherein: the roller (9) is connected in the groove (10) in a rolling way.
4. The anti-falling device for the high-speed rail spraying three-dimensional trolley as claimed in claim 1, wherein: the positioning plate (11) is in contact with the car frame (2).
5. The anti-falling device for the high-speed rail spraying three-dimensional trolley as claimed in claim 1, wherein: the first positioning hole is a round hole, and the second positioning hole (13) is a kidney-round hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021730553.XU CN213644648U (en) | 2020-08-18 | 2020-08-18 | Three-dimensional dolly anti-falling device of high-speed railway spraying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021730553.XU CN213644648U (en) | 2020-08-18 | 2020-08-18 | Three-dimensional dolly anti-falling device of high-speed railway spraying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213644648U true CN213644648U (en) | 2021-07-09 |
Family
ID=76692581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021730553.XU Active CN213644648U (en) | 2020-08-18 | 2020-08-18 | Three-dimensional dolly anti-falling device of high-speed railway spraying |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213644648U (en) |
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2020
- 2020-08-18 CN CN202021730553.XU patent/CN213644648U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Falling prevention device for high-speed rail spraying three-dimensional trolley Effective date of registration: 20211227 Granted publication date: 20210709 Pledgee: China Construction Bank Corporation Jiangyin sub branch Pledgor: Jiangyin West Machinery Manufacturing Co.,Ltd. Registration number: Y2021980016437 |