CN211012457U - Device for eliminating arching of trolley wheel - Google Patents
Device for eliminating arching of trolley wheel Download PDFInfo
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- CN211012457U CN211012457U CN201921983968.5U CN201921983968U CN211012457U CN 211012457 U CN211012457 U CN 211012457U CN 201921983968 U CN201921983968 U CN 201921983968U CN 211012457 U CN211012457 U CN 211012457U
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- trolley
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- pull rod
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Abstract
The utility model provides an eliminate platform wheel arch camber device, including the sintering machine frame, the afterbody of sintering machine frame is provided with the afterbody device, the outlet side that just is located the afterbody device in the sintering machine frame is provided with elasticity and pushes down the device, the afterbody device is used for carrying the platform truck, the afterbody both sides of sintering machine frame are provided with all has the star gear that is used for driving the platform truck walking. The utility model provides a device for eliminating arching of trolley wheels, which adopts a supporting mode of vertical stress at the bottom of a cross beam, solves the problem of infirm side support, ensures the rail pressing using effect and simultaneously improves the operation stability of a sintering machine; the pressure rail is installed outside the star wheel, and personnel convenient operation, the mounted position is obvious, and the point is examined personnel and can be constantly examined it, also makes things convenient for the maintenance to change when breaking down.
Description
Technical Field
The utility model relates to a sintering machine platform truck technical field especially relates to an eliminate platform truck wheel arch camber device.
Background
The main equipment in the iron-making and sintering operation is a belt sintering machine, in the whole working process, the star wheel continuously rotates to generate power to drive the trolley to circularly rotate, the head star wheel has power as a driving wheel, and the tail star wheel has no power as a driven wheel. The sintering machine trolley is divided into an upper return stroke and a lower return stroke, the upper return stroke trolley is driven by a head star wheel, and the lower return stroke drives the trolley to move by a tail star wheel through the self weight of the upper trolley, so that a head-tail driven ring type structure is formed. No matter large-scale sintering machine or small-size sintering machine, the platform truck all has the arch camber problem in the motion process of crossing the afterbody bend, and the main reason of arch camber is: when the trolley enters the tail return passage, the trolley wheel shaft sleeve is pushed through the tail star wheel toothed plate to form forward thrust, when the rear trolley catches up with the front trolley, the front trolley is influenced by forward resistance, an upward component force is formed, and when the component force moment is larger than the self-gravity moment of the trolley, the rear wheel of the trolley is arched. When the number of the arching trolleys is increased gradually and moves towards the head star wheel in a zigzag manner, and when the common gravity is larger than the friction force of the trolleys or the forces on the two sides of the trolleys are uneven, the arched trolleys fall onto the track again, so that serious vibration and noise are caused, equipment faults or accidents are caused, and sometimes the trolleys can be overturned due to severe arching or the track is crushed due to track falling.
At present, in the use of the sintering machine in our factory, when the trolley leaves the position of about 2 meters away from the outlet of the tail star wheel, as shown in figures 2 to 3, the congestion amount of the trolley at the front and the rear of the position is the largest, and the arching reaches the highest. The sintering main machine is always used as an anti-arching elastic rail pressing device, and aims to eliminate arching at an arching initial position. Because of star wheel position structure restriction, the elasticity pressure rail that the scene used is side fixed stay, because there is not very favorable fixed position, so the welding position of elasticity pressure rail is unsatisfactory, often the welding position opens and welds, and the fracture drops even, can't reach predetermined prevention purpose promptly, causes certain injury to the platform truck again, the later stage maintenance of being not convenient for simultaneously.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects, the utility model aims to provide a device for eliminating arching of trolley wheels, which adopts a supporting mode of vertical stress at the bottom of a cross beam, solves the problem of insecure side support, ensures the rail pressing using effect and simultaneously improves the operation stability of a sintering machine; the pressure rail is installed outside the star wheel, and personnel convenient operation, the mounted position is obvious, and the point is examined personnel and can be constantly examined it, also makes things convenient for the maintenance to change when breaking down.
In order to achieve the purpose, the utility model provides an arch camber eliminating device for trolley wheels, which comprises a sintering machine frame, wherein the tail part of the sintering machine frame is provided with a tail part device, an elastic pressing device is arranged on the sintering machine frame and on the outlet side of the tail part device, the tail part device is used for conveying trolleys, and star wheels for driving the trolleys to walk are arranged on both sides of the tail part of the sintering machine frame;
the elastic pressing device comprises an elastic pressing rail, the elastic pressing rail comprises an inclined section and a horizontal section, a limiting pull rod is arranged on one side, close to the horizontal section, of the inclined section, a pressing spring is sleeved on the limiting pull rod, a support is arranged at the bottom of the cross beam and at the position corresponding to the limiting pull rod, the top of the limiting pull rod is connected to the support, the bottom of the limiting pull rod is fixed on the inclined section through a spring seat, the limiting pull rod is sleeved with the pressing spring, the top of the pressing spring abuts against the bottom of the support, and the bottom of the pressing spring abuts against the spring seat;
one side of the inclined section, which is far away from the horizontal section, is rotatably connected to the cross beam through a connecting seat.
Preferably, the height of the front end of the inclined section is the highest height of an upper arch of a rear wheel of the trolley, and the height of the rear end of the inclined section is flush with the horizontal section.
Further, the horizontal section is parallel to the lower horizontal rail.
Furthermore, the limit pull rod is provided with threads for adjusting the working length of the pull rod, and a double-adjusting nut on the limit pull rod is adjusted.
Furthermore, the bottom of connecting seat is provided with the ear seat, and the one side that lies in the slope section on the elasticity pressure rail is rotationally fixed on the crossbeam through articulated shaft, ear seat, connecting seat.
Further, the tail device comprises an inner tail bend, an outer tail bend, an upper horizontal rail and a lower horizontal rail;
the top of the tail inner bend is connected with an upper horizontal rail, the bottom of the tail outer bend is connected with a lower horizontal rail, the tail inner bend and the tail outer bend form a conveying pipeline, and the trolley enters the conveying pipeline through the upper horizontal rail and then is output to the lower horizontal rail through the conveying pipeline;
the upper horizontal rail, the conveying pipeline and the lower horizontal rail form a circulating rail.
Furthermore, a circulating chain belt consisting of a plurality of trolleys is arranged on the circulating track.
Furthermore, the trolley is turned over to the lower horizontal rail through the upper horizontal rail after passing through the tail star wheel and the conveying pipeline, and an elastic pressing device for preventing the rear wheel of the trolley from being lifted up is arranged at a position about 2 meters away from the outlet of the lower horizontal rail.
The utility model provides an eliminate platform wheel arch camber device moves the elasticity pressure rail to return stroke bend export about 2 meters (arch camber highest point), relies on current mechanism, adopts the perpendicular atress support mode in crossbeam bottom, solves the side and supports insecure problem, guarantees to press rail result of use, also improves sintering machine operating stability simultaneously, presses the rail to install outside the star gear, personnel convenient operation, and the mounted position is obvious, and the point is examined personnel and can be inspected it constantly, also makes things convenient for the maintenance to change when breaking down.
Drawings
FIG. 1 is a schematic structural view of the device for eliminating arching of trolley wheels according to the present invention;
FIG. 2 is a front view of a prior art rail press;
fig. 3 is a left side view of a prior art rail pressing device.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Embodiment 1 a device for eliminating camber of a wheel
Referring to fig. 1, the utility model provides a device for eliminating arching of trolley wheels, which comprises a sintering machine frame, wherein the tail part of the sintering machine frame is provided with a tail part device,
the tail device comprises an inner tail bend 2, an outer tail bend 1, an upper horizontal rail 19 and a lower horizontal rail 4.
The top of the tail inner bend 2 is connected with an upper horizontal rail 19, the bottom of the tail outer bend 1 is connected with a lower horizontal rail 4, and the tail inner bend 2 and the tail outer bend 1 form a conveying pipeline. The trolley 5 enters the conveying pipeline through the upper horizontal rail 19 and then is output to the lower horizontal rail 4 through the conveying pipeline.
The upper horizontal rail 19, the conveying pipeline and the lower horizontal rail 4 form a circulating rail.
And a circulating chain belt consisting of a plurality of trolleys 5 is arranged on the circulating track.
Star wheels 3 for driving the trolley to walk are arranged on two sides of the tail of the sintering machine frame.
The trolley 5 is turned over to the lower horizontal rail 4 after passing through the tail star wheel 3 and the conveying pipeline through the upper horizontal rail 19, and an elastic pressing device for preventing the rear wheel of the trolley 5 from being lifted up is arranged at a position about 2 meters away from the outlet of the lower horizontal rail 4.
The elastic pressing device comprises an elastic pressing rail 6, a spring seat 12, a pressing spring 13, a limiting pull rod 15, an adjusting bolt 14, a support 16, a hinge shaft 8, an ear seat 9, a connecting seat 10, a connecting bolt 20 and a connecting nut 21.
The elastic pressure rail 6 comprises an inclined section 17 and a horizontal section 18, the height of the front end of the inclined section 17 is the highest height of the upper arch of the rear wheel of the trolley 5, the height of the rear end of the inclined section 17 is the same as the height of the horizontal section 18,
the utility model discloses a horizontal segment 18, including slope section 17, horizontal segment 15, limit pull rod 15, crossbeam 11, spring holder 12, the slope section 17 is gone up to be provided with limit pull rod 15 near one side of horizontal segment 18, the cover is equipped with down pressure spring 13 on the limit pull rod 15, the bottom of crossbeam 11 and with limit pull rod 15's department of correspondence be provided with support 16, limit pull rod 15's top is connected on support 16 and limit pull rod 15's bottom is passed through the spring holder 12 and is.
The limiting pull rod 15 is sleeved with a pressing spring 13, the top of the pressing spring 13 is abutted against the bottom of the support 16, and the bottom of the pressing spring 13 is abutted against the spring seat 12. Under the action of the pressing spring 13, the horizontal section 18 is parallel to the lower horizontal rail 4, the lower plane height of the horizontal section 18 is the same as that of the wheels of the trolley 5, and the gap is not more than 2 mm. The height of the lower plane of the horizontal section 18 is that after the trolley is pressed down by the front section inclined rail, the trolley should return to the horizontal position, so that the height is the height of the trolley wheel, and a certain gap is reserved for the trolley wheel to pass through.
The limit pull rod 15 is provided with threads for adjusting the working length of the pull rod, and the double-adjusting nut 14 on the limit pull rod 15 is adjusted to enable the wheels of the trolley 5 to be tightly attached to the lower horizontal rail 4.
One side of keeping away from horizontal segment 18 on the slope section 17 is rotatable through connecting seat 10 and is connected on crossbeam 11, and is concrete, the bottom of connecting seat 10 is provided with ear seat 9, and the one side that lies in slope section 17 on the elasticity pressure rail 6 is rotationally fixed on crossbeam 11 through articulated shaft 8, ear seat 9, connecting seat 10.
The utility model discloses utilize the pressure of push spring 13 down, press 6 pressures through elasticity on sintering platform truck 5's wheel, progressively steadily push down the wheel that arches upward by high and low, overcome by 3 tooth surfaces of sintering tail star gear to the wheel of platform truck 5 because the last power of lifting of friction production, eliminated the platform truck and encircleed the phenomenon. Since the trolleys 5 are pressed together in this distance, there is no gap between them, so that no vibration occurs when they are pressed down.
Specifically, the tail part of the sintering machine frame is a circulating track consisting of an inner tail bend 2, an outer tail bend 1, an upper horizontal track 19 and a lower horizontal track 4, star wheels 3 used for driving trolleys to walk are arranged at two ends of the frame, and a circulating chain belt consisting of a plurality of trolleys 5 is arranged on the circulating track. The trolley 5 is turned over to the lower horizontal rail 4 through the upper horizontal rail 19 and the tail star wheel 3, and an elastic pressing device for preventing the rear wheel of the trolley 5 from lifting is arranged at a position about 2 meters away from the outlet of the lower horizontal rail 4. The elastic pressing device comprises an elastic pressing rail 6, a spring seat 12, a pressing spring 13, a limiting pull rod 15, an adjusting bolt 14, a support 16, a hinge shaft 8, an ear seat 9, a connecting seat 10, a connecting bolt 20 and a connecting nut 21. One side of the elastic pressure rail 6 is rotationally fixed on the cross beam 11 through the articulated shaft 8, the ear seat 9 and the connecting seat 10, and the other side of the elastic pressure rail 6 is provided with a downward pressure spring 13. When the trolley 5 leaves the tail star wheel 3 and enters the lower horizontal rail 4, the position of the rear wheel is relatively arched upwards, and the rear wheel of the trolley 5 is pressed against the lower horizontal rail 18 through the elastic pressing rail 6. The elastic pressure rail 6 comprises an inclined section 17 and a horizontal section 18, the height of the front end of the inclined section 17 is the highest height of the upper arch of the rear wheel of the trolley 5, the height of the rear end is flush with the horizontal section 18, under the action of the downward pressure spring 13, the horizontal section 18 of the elastic pressure rail 6 is parallel to the lower horizontal rail 4 on the rack of the sintering machine, the height of the horizontal section is the same as that of the wheels of the trolley 5, and the gap is not more than 2 mm. The hinge axis 8 is located at the end of the inclined section 17. The movable end of the elastic pressure rail 6 is provided with a limit pull rod 15 for adjusting the distance between the elastic pressure rail 6 and the lower horizontal rail 4, one end of the limit pull rod 15 is fixedly connected with the movable end of the elastic pressure rail 6 through a spring seat 12, and the other end of the limit pull rod is connected with a support 16 arranged on the cross beam 11 in a floating way. The lower pressing spring 13 is sleeved on the limiting pull rod 15, and two ends of the lower pressing spring respectively lean against between the elastic pressing rail 6 and the support 16. The limit pull rod 15 is provided with threads for adjusting the working length of the pull rod, and the double-adjusting nut 14 on the limit pull rod 15 is adjusted to enable the wheels of the trolley 5 to be tightly attached to the lower horizontal rail 4. The utility model discloses utilize the pressure of push spring 13 down, press 6 through elasticity and press the rail to press on the wheel of platform truck 5, by high and low progressively steadily with going up the wheel that arches and push down, overcome by 3 tooth surfaces of sintering machine afterbody star gears to lift the power on the wheel of platform truck 5 because the friction produces, eliminated the platform truck arch camber phenomenon. Since the trolleys 5 are pressed together in this distance, there is no gap between them, so that no vibration occurs when they are pressed down.
The utility model provides an eliminate platform wheel arch camber device moves the elasticity pressure rail to return stroke bend export about 2 meters (arch camber highest point), relies on current mechanism, adopts the perpendicular atress support mode in crossbeam bottom, solves the side and supports insecure problem, guarantees to press rail result of use, also improves sintering machine operating stability simultaneously, presses the rail to install outside the star gear, personnel convenient operation, and the mounted position is obvious, and the point is examined personnel and can be inspected it constantly, also makes things convenient for the maintenance to change when breaking down.
Naturally, the present invention can be embodied in many other forms without departing from the spirit or essential attributes thereof, and it should be understood that various changes and modifications can be made by one skilled in the art without departing from the spirit or essential attributes thereof, and it is intended that all such changes and modifications be considered as within the scope of the appended claims.
Claims (8)
1. The device for eliminating the arching of the trolley wheels is characterized by comprising a sintering machine frame, wherein a tail device is arranged at the tail part of the sintering machine frame, an elastic pressing device is arranged on the sintering machine frame and on the outlet side of the tail device, the tail device is used for conveying trolleys (5), and star wheels (3) for driving the trolleys to travel are arranged on two sides of the tail part of the sintering machine frame;
the elastic pressing device comprises an elastic pressing rail (6), the elastic pressing rail (6) comprises an inclined section (17) and a horizontal section (18), a limiting pull rod (15) is arranged on one side, close to the horizontal section (18), of the inclined section (17), a pressing spring (13) is sleeved on the limiting pull rod (15), a support (16) is arranged at the bottom of the cross beam (11) and at a position corresponding to the limiting pull rod (15), the top of the limiting pull rod (15) is connected to the support (16), the bottom of the limiting pull rod (15) is fixed to the inclined section (17) through a spring seat (12), the limiting pull rod (15) is sleeved with the pressing spring (13), the top of the pressing spring (13) is abutted against the bottom of the support (16), and the bottom of the pressing spring (13) is abutted against the spring seat (12);
one side of the inclined section (17) far away from the horizontal section (18) is rotatably connected to the cross beam (11) through a connecting seat (10).
2. The device for eliminating arching of trolley wheels according to claim 1, characterized in that the front height of the inclined section (17) is the highest height of arching on the rear wheels of trolley (5), and the rear height of the inclined section (17) is flush with the horizontal section (18).
3. A device for eliminating arching of trolley wheels according to claim 1, characterized in that the horizontal section (18) is parallel to the lower horizontal rail (4).
4. A device for eliminating arching of trolley wheels according to claim 1, characterized in that the limit pull rod (15) is provided with a thread for adjusting the working length of the pull rod, and the double adjusting nut (14) on the limit pull rod (15) is adjusted.
5. The device for eliminating the arching of the trolley wheel as claimed in claim 1, wherein the bottom of the connecting seat (10) is provided with an ear seat (9), and one side of the elastic pressing rail (6) positioned at the inclined section (17) is rotatably fixed on the cross beam (11) through the hinge shaft (8), the ear seat (9) and the connecting seat (10).
6. A device for eliminating camber of a trolley wheel according to claim 1, characterized in that said tail device comprises an inner tail bend (2), an outer tail bend (1), an upper horizontal rail (19) and a lower horizontal rail (4);
the top of the tail inner bend (2) is connected with an upper horizontal rail (19), the bottom of the tail outer bend (1) is connected with a lower horizontal rail (4), the tail inner bend (2) and the tail outer bend (1) form a conveying pipeline, and the trolley (5) enters the conveying pipeline through the upper horizontal rail (19) and then is output to the lower horizontal rail (4) through the conveying pipeline;
the upper horizontal rail (19), the conveying pipeline and the lower horizontal rail (4) form a circulating rail.
7. The device for eliminating arching of trolley wheels according to claim 6, wherein the circulating track is provided with a circulating chain belt consisting of a plurality of trolleys (5).
8. The device for eliminating the arching of the trolley wheels as claimed in claim 7, wherein the trolley (5) is turned over to the lower horizontal rail (4) after passing through the tail star wheel (3) and the conveying pipeline via the upper horizontal rail (19), and an elastic pressing device for preventing the rear wheels of the trolley (5) from lifting is arranged at a position about 2 meters away from the outlet of the lower horizontal rail (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921983968.5U CN211012457U (en) | 2019-11-18 | 2019-11-18 | Device for eliminating arching of trolley wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921983968.5U CN211012457U (en) | 2019-11-18 | 2019-11-18 | Device for eliminating arching of trolley wheel |
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| Publication Number | Publication Date |
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| CN211012457U true CN211012457U (en) | 2020-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921983968.5U Active CN211012457U (en) | 2019-11-18 | 2019-11-18 | Device for eliminating arching of trolley wheel |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112284130A (en) * | 2020-09-22 | 2021-01-29 | 广东韶钢松山股份有限公司 | Sintering machine trolley connecting device and trolley guiding method |
-
2019
- 2019-11-18 CN CN201921983968.5U patent/CN211012457U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112284130A (en) * | 2020-09-22 | 2021-01-29 | 广东韶钢松山股份有限公司 | Sintering machine trolley connecting device and trolley guiding method |
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