CN220482088U - Integrated high-speed rail plate tensioning device - Google Patents
Integrated high-speed rail plate tensioning device Download PDFInfo
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- CN220482088U CN220482088U CN202321675692.0U CN202321675692U CN220482088U CN 220482088 U CN220482088 U CN 220482088U CN 202321675692 U CN202321675692 U CN 202321675692U CN 220482088 U CN220482088 U CN 220482088U
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Abstract
An integrated high-speed rail track slab tensioning device relates to a high-speed rail track slab tensioning device. The tensioning device is mainly designed for solving the problem of low tensioning efficiency of the existing tensioning device. The device comprises a base, wherein a front-back moving sliding block is arranged on a front-back moving sliding rail on the base, and a cylinder rod of a first cylinder on the base is connected with the front-back moving sliding block; the front and back moving beam with a groove in the middle is fixed on the front and back moving slide block. The left and right moving slide rails on the front and back moving beams are provided with left and right moving slide blocks, the corresponding two left and right moving slide blocks are provided with tensioning bottom plates, gears on output shafts of servo motors on the tensioning bottom plates are meshed with racks on the front and back moving beams, the tensioning bottom plates are provided with brakes and supports, the ends of cylinder rod ends of tensioning cylinders at the tops of the supports are provided with sensors, and the sensors are connected with pneumatic clamping jaws. A cylinder rod of a second cylinder on the bracket is connected with a driving motor mounting plate, the driving motor is mounted on the driving motor mounting plate, and a locking gear is arranged on an output shaft of the driving motor. The method has the advantage of improving the tensioning efficiency of the track plate.
Description
Technical Field
The utility model belongs to the field of high-speed rail plate production equipment, and particularly relates to a high-speed rail plate tensioning device.
Background
The high-speed rail plate and the die thereof have various specifications and have large weight, and the existing tensioning device has different tensioning lengths when producing the rail plate, especially the position of the prestressed reinforcement cannot be adjusted, so that one device cannot meet the tensioning requirements of the rail plates with different specifications, and has poor universality. In addition, each tensioning mechanism in the traditional tensioning device cannot be adjusted adaptively, the tensioning synchronism is poor, the prestress tensioning force value of the track plate is easy to be uneven, the force value deviation is too large, the finished track plate is deformed, and the track plate cannot be repaired. Therefore, the production of the track boards with different types is matched with the tensioning devices with different types, so that the production efficiency is influenced while the cost is increased. Therefore, there is a need for improvements in existing line tensioning devices.
Disclosure of Invention
The utility model aims to solve the technical problem of providing an integrated high-speed rail plate tensioning device which can meet tensioning requirements of rail plates of different models, ensure independent control and synchronous tensioning of each prestressed reinforcement of the rail plates and improve tensioning efficiency of the rail plates.
The above object is achieved in that: the device comprises a base, wherein a front-back moving sliding rail is fixed on the upper surface of the base, a front-back moving sliding block is matched with the front-back moving sliding rail, a cylinder body of a first cylinder for controlling front-back movement is fixed on the base, and a cylinder rod of the first cylinder is connected with the bottom of the front-back moving sliding block; the front-back moving beam is fixed on the front-back moving slide block, and the front-back moving beam is driven to move back and forth by the front-back moving slide block to control the front-back moving first cylinder to work.
The middle part of the upper surface of the front and back moving beam is provided with a downward concave groove in the left and right direction, the upper surfaces of the front and back moving beams on the front and back sides of the groove are both fixedly provided with left and right moving slide rails, a plurality of left and right moving slide blocks are correspondingly arranged on the two left and right moving slide rails, a tensioning bottom plate is fixedly arranged on each corresponding two left and right moving slide blocks on the two left and right moving slide rails, and a servo motor is fixedly arranged on each tensioning bottom plate;
the rack is fixed on the upper surface of the front and back moving beam at the rear side of the groove, the gear on the output shaft of each servo motor is meshed with the rack, and each servo motor can drive each tensioning bottom plate and each left and right moving slide block to move left and right on the left and right moving slide rail.
And a brake is arranged on the lower surface of each tensioning bottom plate, and is positioned in a groove of the front-back moving beam, and when the tensioning bottom plates reach a fixed position, the brake acts and locks with the front-back moving beam to realize the function of fixing the position of the tensioning bottom plates.
The upper surface of each tensioning bottom plate is fixedly provided with a support, the top of the support is fixedly provided with a tensioning cylinder, the support at the rear of the tensioning cylinder is fixedly provided with a support plate, the end part of a cylinder rod of the tensioning cylinder is connected with a sensor, and the other end of the sensor is connected with a pneumatic clamping jaw for tensioning.
Both pneumatic clamping jaws and brakes for tensioning are commercially available.
The control that the backup pad below was equipped with perpendicularly and sets up reciprocates the second cylinder, and the second cylinder is fixed on the support, and the jar pole of second cylinder is connected with the driving motor mounting panel, and the slider of driving motor mounting panel is installed with the slide rail cooperation of support, and driving motor is fixed on the driving motor mounting panel, is fixed with locking gear on the driving motor output shaft.
The utility model has the advantages that: the device has reasonable structural design, simple operation and multiple functions, one device can meet the tensioning requirements of rail plates of different types, ensures the independent control of each prestressed reinforcement of the rail plates to synchronously tension, automatically locks, more accurately ensures the tensioning force value requirement, improves the quality of the rail plates and also improves the tensioning efficiency of the rail plates.
Drawings
FIG. 1 is a schematic diagram of the front view of the present utility model;
FIG. 2 is a schematic diagram of the utility model in front view before tensioning;
FIG. 3 is a schematic diagram of the utility model in front view during tensioning;
FIG. 4 is a schematic top view of the present utility model during tensioning;
fig. 5 is a schematic view of the working state of the utility model after tensioning is completed.
Detailed Description
The utility model is further described below with reference to fig. 1-5;
the device comprises a base 1, wherein a front-back moving sliding rail 3 is fixed on the upper surface of the base, a front-back moving sliding block 4 is matched with the front-back moving sliding rail 3, a cylinder body of a first cylinder 5 for controlling front-back movement is fixed on the base, and a cylinder rod of the first cylinder is connected with the bottom of the front-back moving sliding block; the front-back moving beam 2 is fixed on the front-back moving slide block, and the front-back moving beam is driven to move back and forth by the front-back moving slide block to control the front-back moving first cylinder to work.
The middle part of the upper surface of the front and back moving beam is provided with a downward concave groove in the left and right direction, the upper surfaces of the front and back moving beams on the front and back sides of the groove are both fixed with left and right moving slide rails 7, a plurality of left and right moving slide blocks 8 are correspondingly arranged on the two left and right moving slide rails, a tensioning bottom plate 6 is fixed on each corresponding two left and right moving slide blocks on the two left and right moving slide rails, and a servo motor 11 is fixed on each tensioning bottom plate;
the rack 9 is fixed on the upper surface of the front and back moving beam at the rear side of the groove, the gear 10 on the output shaft of each servo motor is meshed with the rack 9, and each servo motor can drive each tensioning bottom plate and each left and right moving slide block to move left and right on the left and right moving slide rail.
And a brake 12 is arranged on the lower surface of each tensioning bottom plate, and is positioned in a groove of the front-back moving beam, and when the tensioning bottom plates reach a fixed position, the brake acts to lock with the front-back moving beam, so that the function of fixing the position of the tensioning bottom plates is realized.
The upper surface of each tensioning bottom plate is fixed with a support 20, the top of the support is fixed with a tensioning cylinder 16, the support behind the tensioning cylinder is fixed with a support plate 13, the end of a cylinder rod of the tensioning cylinder is connected with a sensor 15, and the other end of the sensor is connected with a pneumatic clamping jaw 14 for tensioning.
Both pneumatic clamping jaws and brakes for tensioning are commercially available.
A second cylinder 17 which is vertically arranged below the supporting plate 13 and used for controlling the up-down movement is arranged below the supporting plate, the second cylinder is fixed on the support, a cylinder rod of the second cylinder is connected with a driving motor mounting plate 21, a sliding block of the driving motor mounting plate is matched with a sliding rail 22 of the support, a driving motor 18 is fixed on the driving motor mounting plate, and a locking gear 19 is fixed on an output shaft of the driving motor.
The working process comprises the following steps:
the device is arranged on one side of a track plate production line of a running water unit method, firstly, the type of the track plate to be tensioned is judged and confirmed, a corresponding brake 12 below each tensioning bottom plate 6 is released, a servo motor 11 is started to drive a gear 10 to rotate, a left-right moving sliding block 8 below the tensioning bottom plates 6 moves left and right along a left-right moving sliding rail 7 on a front-back moving beam 2 through meshing of the gear and a rack 9 on the front-back moving beam, and the brake 12 is automatically stopped after the track plate is in a set position. At this time, the relative position of the pneumatic clamping jaw 14 coincides with the relative position of the tensioning tool bar 24 on the high-speed rail die 25 to be tensioned.
When the high-speed rail die with the tensioning tool rod comes to one side of the tensioning device and is positioned and stopped, the front-back moving cylinder 5 on the base 1 extends forwards, so that the front-back moving sliding block 4 below the front-back moving beam 2 extends forwards along the front-back moving sliding rail 3 on the base 1, and the supporting plate 13 stops when contacting with the high-speed rail die 22.
During tensioning, the pneumatic clamping jaw 14 is closed to grasp the tensioning tool rod 24, and the cylinder rod of the tensioning cylinder 16 is retracted until the sensor 15 reaches a set tensioning force value according to the tensioning speed requirement, and then the load is automatically held for 1 minute.
After the time, the cylinder rod of the second cylinder 17 stretches to enable the locking gear 19 to be in contact with the locking nut 23, the driving motor 18 is started to drive the locking gear to rotate, the contacted locking nut also rotates, the purpose of locking is achieved, and locking of the locking nut 23 and the high-speed rail plate die 25 is completed.
After the tensioning is completed, the driving motor 18 is stopped, the cylinder rod of the second cylinder 17 is retracted, and the locking gear 19 is separated from the locking nut 23. The cylinder rod of the tensioning cylinder 16 is extended, the pneumatic clamping jaw 14 is opened, the cylinder rod of the first cylinder 5 is retracted, the supporting plate 13 is separated from the high-speed rail plate die 25, the rail plate prestress tensioning is finished, and the high-speed rail plate die enters the next working procedure. The apparatus waits for the repeated tensioning operation of the next high-speed rail plate mold 25.
The relative position of the tensioning bottom plate 6 is adjusted through conversion, so that prestress tensioning operation for various types of track plates can be rapidly realized, and the tensioning force can be automatically locked.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (1)
1. The utility model provides an integrated high-speed railway track slab tensioning device, includes base (1), characterized by: the upper surface of the base is fixedly provided with a front-back moving slide rail (3), a front-back moving slide block (4) is matched with the front-back moving slide rail (3), a cylinder body of a first cylinder (5) for controlling front-back movement is fixed on the base, and a cylinder rod of the first cylinder is connected with the bottom of the front-back moving slide block; the front-back moving beam (2) is fixed on the front-back moving slide block;
the middle part of the upper surface of the front and back moving beam is provided with a downward concave groove in the left and right direction, the upper surfaces of the front and back moving beams on the front and back sides of the groove are both fixed with left and right moving slide rails (7), a plurality of left and right moving slide blocks (8) are correspondingly arranged on the two left and right moving slide rails, a tensioning bottom plate (6) is fixed on each corresponding two left and right moving slide blocks on the two left and right moving slide rails, and a servo motor (11) is fixed on each tensioning bottom plate;
the racks (9) are fixed on the upper surface of the front-back moving beam at the rear side of the groove, and the gears (10) on the output shafts of the servo motors are meshed with the racks (9);
a brake (12) is arranged on the lower surface of each tensioning bottom plate and is positioned in a groove of the front-back moving beam;
a support (20) is fixed on the upper surface of each tensioning bottom plate, a tensioning cylinder (16) is fixed on the top of the support, a supporting plate (13) is fixed on the support behind the tensioning cylinder, a sensor (15) is connected to the end of a cylinder rod of the tensioning cylinder, and a pneumatic clamping jaw (14) for tensioning is connected to the other end of the sensor;
a second cylinder (17) which is vertically arranged and used for controlling up-and-down movement is arranged below the supporting plate (13), the second cylinder is fixed on the support, a cylinder rod of the second cylinder is connected with a driving motor mounting plate (21), a sliding block of the driving motor mounting plate is matched with a sliding rail (22) of the support, a driving motor (18) is fixed on the driving motor mounting plate, and a locking gear (19) is fixed on an output shaft of the driving motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321675692.0U CN220482088U (en) | 2023-06-29 | 2023-06-29 | Integrated high-speed rail plate tensioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321675692.0U CN220482088U (en) | 2023-06-29 | 2023-06-29 | Integrated high-speed rail plate tensioning device |
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| Publication Number | Publication Date |
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| CN220482088U true CN220482088U (en) | 2024-02-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202321675692.0U Active CN220482088U (en) | 2023-06-29 | 2023-06-29 | Integrated high-speed rail plate tensioning device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116551839A (en) * | 2023-06-29 | 2023-08-08 | 中铁十九局集团第一工程有限公司 | Integrated high-speed rail track slab tensioning device |
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2023
- 2023-06-29 CN CN202321675692.0U patent/CN220482088U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116551839A (en) * | 2023-06-29 | 2023-08-08 | 中铁十九局集团第一工程有限公司 | Integrated high-speed rail track slab tensioning device |
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