CN213915583U

CN213915583U - Staple bolt hydraulic pressure making devices for high-speed railway

Info

Publication number: CN213915583U
Application number: CN202022208886.2U
Authority: CN
Inventors: 段新江
Original assignee: Luoyang Xindi Railway Electrification Co ltd
Current assignee: Luoyang Xindi Railway Electrification Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-08-10
Anticipated expiration: 2030-09-30

Abstract

The utility model discloses a staple bolt hydraulic pressure making devices for high-speed railway, including power unit, the roll-in mechanism of roll-in staple bolt billet, guarantee staple bolt curved revolving stage component and the hollow base of rectangular shape. The power mechanism comprises a hydraulic cylinder, a rack, a first gear and a second gear, one end of the rack is connected with a piston rod of the hydraulic cylinder, the other end of the rack is in transmission connection with the first gear, and the first gear is in transmission connection with the second gear; the rolling mechanism comprises an L-shaped base, a pressing wheel for rolling the hoop steel bar, a lead screw, an adjusting seat detachably connected with one end of the lead screw and a handle detachably connected with the other end of the lead screw; the pressing wheel is rotationally connected with a vertical connecting shaft fixed on the adjusting seat; the turntable component comprises a circular rotary table, a rotating shaft and a circular positioning table for positioning the hoop steel bars. The utility model discloses the staple bolt arc and the dimensional stability of producing, easy operation, production efficiency is high.

Description

Staple bolt hydraulic pressure making devices for high-speed railway

Technical Field

The utility model relates to a staple bolt production facility technical field especially relates to a staple bolt hydraulic pressure making devices for high-speed railway.

Background

The high-speed rail contact net is a power supply system for line operation and is used for supplying power for a motor train unit. In order to ensure the stability of the power supply line, all the fixing parts need to be firmly fixed on the H-shaped steel columns and the round steel columns on the two sides of the track. The hoop is a fastening device for fixing the support frame or the base welding frame. The part is in a circular arc shape made of steel plate strips, and is connected with a support frame or a base welding frame through bolts after being welded and reinforced, and is firmly fixed on a round steel column. Most of the hoops are made of dies, but the problems of poor arc, unstable size and low production efficiency of the existing dies are easily caused in the semi-circular hoop making process.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a staple bolt hydraulic pressure making devices for high-speed railway to solve the not good technical problem unstable with the size of staple bolt arc that exists among the prior art.

The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be: a hoop hydraulic manufacturing device for a high-speed rail comprises a power mechanism, a rolling mechanism for rolling hoop steel bars, a rotary table component for ensuring the arc shape of the hoop and a strip-shaped hollow base, wherein the power mechanism comprises a hydraulic cylinder, a rack, a first gear and a second gear;

the rolling mechanism comprises an L-shaped base, a pressing wheel for rolling the hoop steel bars, an adjusting seat and a lead screw, the base is arranged on the base, the side surface of the base is in threaded connection with one end of the lead screw, the other end of the lead screw is detachably connected with the adjusting seat, the outer side end of the lead screw is detachably connected with a handle, the adjusting seat is in sliding connection with the bottom surface of the base, and the pressing wheel is rotationally connected with a vertical connecting shaft fixed on the adjusting seat;

the revolving stage component is including guaranteeing the curved circular revolving platform of staple bolt, pivot and the circular location platform that is used for staple bolt billet location, the pivot is driven by the second gear and is rotated, and the center of revolving platform and location platform is passed to the pivot, and pivot upper portion can be dismantled with the revolving platform and be connected, can dismantle below the revolving platform with the location platform and be connected.

Furthermore, the first gear is fixed on the base through a gear fixing shaft, the second gear is arranged on the base through a gear transmission shaft, the rotating shaft extends into one part of the upper part of the base, and the rotating shaft is connected with the gear transmission shaft through a coupler.

Further, the method comprises the following steps: the positioning table protrudes from the radial direction, a connecting plate is perpendicularly welded on the outer side of the protruding portion of the positioning table, and positioning plates used for positioning the hoop steel bars are perpendicularly welded at two ends of the inner side face of the connecting plate respectively.

Furthermore, the distance between the two positioning plates is 5mm greater than the thickness of the hoop steel bar.

Further, the base passes through the bearing housing in the pivot, and base top clearance department below the base is equipped with the briquetting, the briquetting passes through the bolt fastening on the base, and the base bottom surface contacts with the briquetting above.

Furthermore, a support is sleeved at one end, close to the base, of the rotating shaft through a bearing sleeve, and the support is fixed on the base through a bolt.

Furthermore, the rack is connected with a piston rod of the hydraulic cylinder through a connecting piece, a displacement sensor is fixedly connected in the side face, far away from the hydraulic cylinder, of the base, the displacement sensor is electrically connected with a stop button of the hydraulic cylinder, and the displacement sensor is used for detecting the displacement of the connecting piece.

According to the technical scheme, the beneficial effects of the utility model are that:

the utility model provides a staple bolt hydraulic pressure making devices rolls the system staple bolt through setting up revolving platform and pinch roller to this arc and the stable in size of guaranteeing the staple bolt guarantees product quality. The hydraulic cylinder drives the rack to move linearly, so that the first gear drives the second gear to rotate, power is provided for rotation of the rotary table, the hoop manufacturing precision can be guaranteed by the transmission mode, and the production efficiency is improved.

Drawings

Fig. 1 is a schematic top view of the present invention;

fig. 2 is a schematic side view of the present invention.

The labels in the figure are: 1. the base, 2, the pneumatic cylinder, 3, the rack, 4, first gear, 5, second gear, 6, the location platform, 7, the revolving platform, 8, the locating plate, 9, the connecting plate, 10, adjust the seat, 11, the base, 12, the handle, 13, the lead screw, 14, the staple bolt billet, 15, the pinch roller, 16, the pivot, 17, the support, 18, gear drive axle, 19, the briquetting, 20, displacement sensor, 21, connecting piece.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 and 2, the hydraulic hoop manufacturing device for high-speed rail comprises a power mechanism, a rolling mechanism for rolling a hoop steel bar 14, a rotary table member for ensuring the arc shape of the hoop, and a long-strip-shaped hollow base 1.

The power mechanism comprises a hydraulic cylinder 2, a rack 3, a first gear 4 and a second gear 5, wherein the hydraulic cylinder 2 is arranged on one side of the length direction in the base 1. One end of the rack 3 is connected with a piston rod of the hydraulic cylinder 2 through a connecting piece 21, the other end of the rack 3 is in gear transmission connection with the first gear 4, and the first gear 4 is in gear transmission connection with the second gear 5. The first gear 4 is fixed on the base 1 through a gear fixing shaft, and the second gear 5 is arranged on the base 1 through a gear transmission shaft 18. The hydraulic cylinder 2 drives the rack 3 to move along the linear direction, the rack 3 drives the second gear 5 to rotate through the first gear 4, so that the gear transmission shaft 18 and the rotating shaft 16 are driven to rotate, and the rotating shaft 16 drives the rotary table 7 to rotate.

And a displacement sensor 20 is fixedly connected in the side surface of the base 1 far away from the hydraulic cylinder 2, and the displacement sensor 20 is electrically connected with a stop button of the hydraulic cylinder 2. The displacement sensor 20 is used to detect the displacement of the link 21. When the movement displacement of the connecting piece 21 reaches the set value required by the completion of the hoop manufacturing, the displacement sensor 20 sends a signal to the stop button, and the hydraulic cylinder 2 stops working when the stop button is triggered.

The rolling mechanism comprises an L-shaped base 11, a pressing wheel 15 for rolling the hoop steel bar 14, an adjusting seat 10 and a lead screw 13. The base 11 is sleeved on the rotating shaft 16 through a bearing, a pressing block 19 is arranged at a gap above the base 1 below the base 11, the pressing block 19 is fixed on the base 1 through a bolt, and the bottom surface of the base 11 is in contact with the upper surface of the pressing block 19.

Base 11 side and lead screw 13 one end threaded connection, the lead screw 13 other end can be dismantled with adjusting seat 10 and be connected, and lead screw 13 outside end can be dismantled and be connected with handle 12, adjusts

seat

10 and 11 bottom surface sliding connection of base, pinch roller 15 rotates with the vertical connecting axle of fixing on adjusting seat 10 and is connected. The handle 12 is rotated, the lead screw 13 moves along the linear direction, and the adjusting base 10 and the pressing wheel 15 are driven to be close to or far away from the rotary table 7.

The turret member includes a circular turret 7 for securing the arc shape of the hoop, a spindle 16, and a circular positioning table 6 for positioning the hoop steel bars 14. The rotating shaft 16 extends into a part of the upper part of the base 1, and the rotating shaft 16 is connected with a gear transmission shaft 18 through a coupler. The rotating shaft 16 penetrates through the centers of the rotary table 7 and the positioning table 6, the upper part of the rotating shaft 16 is detachably connected with the rotary table 7, and the positioning table 6 is detachably connected below the rotary table 7. The support 17 is sleeved on the rotating shaft 16 near the base 1 through a bearing, and the support 17 is fixed on the base 1 through a bolt.

The positioning table 6 protrudes partially in the radius direction, a connecting plate 9 is perpendicularly welded on the outer side of the protruding portion of the positioning table 6, and positioning plates 8 for positioning the hoop steel bars 14 are perpendicularly welded at two ends of the inner side face of the connecting plate 9 respectively. The distance between two locating plates 8 is 5mm greater than the thickness of staple bolt billet.

The utility model discloses a theory of operation does:

firstly, the steel plate is cut into steel plate strips with the width of 50mm, two ends of the steel plate strips are folded into 90 degrees on a bending machine to form hoop steel bars 14, one end bending part is placed between two positioning plates 8, one side surface of the bending part is in contact with one side surface of each positioning plate 8, and the hoop steel bars 14 are placed on the periphery of the rotary table 7. The handle 12 is rotated to enable the pressing wheel 15 to be close to the revolving platform 7 to press the hoop steel bars 14.

Start pneumatic cylinder 2, revolving

platform

7 and 6 rotations of locating platform, 8 rotations drive of locating plate staple bolt billet 14 are rotatory along revolving platform 7 under 15 rolling systems of pinch roller, roll system arc, and the back is made to the arc roll, and stop button receives displacement sensor 20's signal, and pneumatic cylinder 2 stops work. Before the next work starts, the hydraulic cylinder 2 is pressed to return the button, then the piston rod returns to the original position, and the positioning table 6 and the positioning plate 8 are driven to return to the original position. The requirement of making different size staple bolts can be adapted to through changing revolving platform 7.

It should be noted that the above embodiments are only used for illustrating the present invention, but the present invention is not limited to the above embodiments, and any simple modification, equivalent change and modification made to the above embodiments by the technical spirit of the present invention all fall into the protection scope of the present invention.

Claims

1. The utility model provides a staple bolt hydraulic pressure making devices for high-speed railway which characterized in that: the device comprises a power mechanism, a rolling mechanism for rolling a hoop steel bar (14), a rotary table component for ensuring the arc shape of the hoop and a long-strip-shaped hollow base (1), wherein the power mechanism comprises a hydraulic cylinder (2), a rack (3), a first gear (4) and a second gear (5), the hydraulic cylinder (2) is arranged on one side of the length direction in the base (1), one end of the rack (3) is connected with a piston rod of the hydraulic cylinder (2), the other end of the rack (3) is in gear transmission connection with the first gear (4), and the first gear (4) is in gear transmission connection with the second gear (5);

the rolling mechanism comprises an L-shaped base (11), a pressing wheel (15) used for rolling a hoop steel bar (14), an adjusting seat (10) and a lead screw (13), the base (11) is arranged on the base (1), the side surface of the base (11) is in threaded connection with one end of the lead screw (13), the other end of the lead screw (13) is detachably connected with the adjusting seat (10), the outer side end of the lead screw (13) is detachably connected with a handle (12), the adjusting seat (10) is in sliding connection with the bottom surface of the base (11), and the pressing wheel (15) is in rotating connection with a vertical connecting shaft fixed on the adjusting seat (10);

the revolving stage component is including guaranteeing circular revolving platform (7), pivot (16) of staple bolt curved and being used for circular location platform (6) of staple bolt billet (14) location, pivot (16) are driven by second gear (5) and are rotated, and the center of revolving platform (7) and location platform (6) is passed in pivot (16), and pivot (16) upper portion can be dismantled with revolving platform (7) and be connected, can dismantle with location platform (6) below revolving platform (7) and be connected.

2. The hoop hydraulic manufacturing device for the high-speed rail according to claim 1, characterized in that: first gear (4) are fixed in on base (1) through the gear fixed axle, and second gear (5) are located on base (1) through gear drive shaft (18), pivot (16) stretch into base (1) upper portion partly, and pivot (16) pass through the shaft coupling and link to each other with gear drive shaft (18).

3. The hoop hydraulic manufacturing device for the high-speed rail according to claim 2, characterized in that: the positioning table (6) protrudes out of a part in the radius direction, a connecting plate (9) is perpendicularly welded on the outer side of the protruding part of the positioning table (6), and positioning plates (8) used for positioning the hoop steel bars (14) are perpendicularly welded at two ends of the inner side face of the connecting plate (9) respectively.

4. The hoop hydraulic manufacturing device for the high-speed rail according to claim 3, characterized in that: the distance between the two positioning plates (8) is 5mm larger than the thickness of the hoop steel bar.

5. The hoop hydraulic manufacturing device for the high-speed rail according to claim 4, characterized in that: the base (11) is sleeved on the rotating shaft (16) through a bearing, a pressing block (19) is arranged in a gap above the base (1) below the base (11), the pressing block (19) is fixed on the base (1) through a bolt, and the bottom surface of the base (11) is in contact with the upper surface of the pressing block (19).

6. The hydraulic manufacturing device for the hoop for the high-speed rail according to claim 5, characterized in that: the bearing is sleeved with a support (17) through a bearing sleeve at one end of the rotating shaft (16) close to the base (1), and the support (17) is fixed on the base (1) through a bolt.

7. The hydraulic manufacturing device for the hoop for the high-speed rail according to claim 6, characterized in that: the rack (3) is connected with a piston rod of the hydraulic cylinder (2) through a connecting piece (21), a displacement sensor (20) is fixedly connected in the side face, far away from the hydraulic cylinder (2), of the base (1), the displacement sensor (20) is electrically connected with a stop button of the hydraulic cylinder (2), and the displacement sensor (20) is used for detecting displacement of the connecting piece (21).