CN217474435U - Ejector rod trolley device - Google Patents
Ejector rod trolley device Download PDFInfo
- Publication number
- CN217474435U CN217474435U CN202221219015.3U CN202221219015U CN217474435U CN 217474435 U CN217474435 U CN 217474435U CN 202221219015 U CN202221219015 U CN 202221219015U CN 217474435 U CN217474435 U CN 217474435U
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- wire rope
- trolley
- support frame
- tensioning
- steel wire
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 45
- 239000010959 steel Substances 0.000 claims abstract description 45
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 238000005096 rolling process Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 210000001015 abdomen Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005098 hot rolling Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model relates to a transmission equipment technical field discloses ejector pin dolly device, it includes the dolly body, support frame and track, the track erects subaerial through the support frame, dolly body slidable mounting is on the track, still rotate on the support frame and install the action wheel and follow the driving wheel, the action wheel lies in orbital both ends respectively with following the driving wheel, the bottom of dolly body is provided with the holder, around there being same root wire rope from driving wheel and action wheel, install the bottom at the dolly body through the holder that corresponds respectively at wire rope's both ends, still install tensioning wire rope's tensioning piece on the support frame. The utility model has the advantages that: when the trolley needs to be maintained, the tensioning piece is loosened to enable the steel wire rope to be loosened, then the end part of the loosened steel wire rope is taken down from the clamping piece, the two ends of the steel wire rope are clamped on the trolley again after the trolley is replaced, and finally the steel wire rope is tightened through the tensioning piece, so that the trolley replacement time is greatly shortened, and the working efficiency is improved.
Description
Technical Field
The utility model relates to a transmission technical field, especially ejector pin dolly device.
Background
As is well known, a tapered roll piercer is a major apparatus for hot-rolling seamless steel pipe, and the metal deformation zone is composed of upper and lower rolls, left and right guide plates (or discs), and a plug. The ejector rod trolley is positioned at the outlet-side of the perforating machine, the ejector head is arranged at the front end of the ejector rod, and the ejector rod is arranged on a shaft of the ejector rod trolley; the push rod trolley has two functions, namely, the push rod trolley supports a rotating push head during rolling and bears axial rolling force, namely, the rolling function; secondly, the item head is driven to reciprocate back and forth, namely the movement function. The existing puncher ejector rod trolley adopts an integral design, two pulleys are installed on the belly of the ejector rod trolley, and the ejector rod trolley is driven to send an ejector head into and withdraw from a working position through a set of steel wire rope hoisting system, so that the lateral discharging of a punched steel pipe is realized. When the mandril trolley of the perforating machine has a fault in the aspect of rolling function, the damaged mandril trolley is integrally disassembled and then replaced by a spare mandril trolley, and the damaged mandril trolley can only be maintained off line, so that the downtime of a hot-rolled seamless steel tube production line is reduced. When the push rod trolley is replaced, one end of a steel wire rope A (the total length is about 150 meters) and one end of a steel wire rope B (the total length is about 90 meters) (the diameter is about 36mm) are detached from a reel, the steel wire rope wound on a winding drum is taken down and drawn out from a pulley of the push rod trolley, the standby trolley is hoisted in place after the push rod trolley is hoisted away, and the steel wire rope is threaded and fixed again; the drawing and threading of the steel wire rope are time-consuming and labor-consuming due to structural factors, and the whole replacement of the ejector rod trolley can be completed only by 15 persons working for 10-13 hours, so that the operation time and the yield of the whole hot rolled steel pipe production are influenced, the efficiency is low, and the labor intensity of workers is high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a ejector pin dolly device to overcome prior art's shortcoming.
The purpose of the utility model is realized through the following technical scheme: ejector pin dolly device, including dolly body, support frame and track, the track passes through the support frame erects subaerial, dolly body slidable mounting is in on the track, still rotate on the support frame and install the action wheel and follow the driving wheel, the action wheel with lie in respectively from the driving wheel orbital both ends, the bottom of dolly body is provided with the holder, the holder is two, two the holder is located respectively the front end and the rear end of dolly body advancing direction, from the driving wheel with around there being same wire rope on the action wheel, install through the holder that corresponds respectively at wire rope's both ends the bottom of dolly body, still install the tensioning on the support frame wire rope's tensioning piece.
Preferably, the tensioning piece comprises a tensioning arm, the tensioning arm is hinged to the supporting frame, a tensioning wheel is rotatably mounted at one end, away from the rotating shaft, of the tensioning arm, the steel wire rope is tensioned through the tensioning wheel, an oil cylinder is further hinged to the tensioning arm, and a shell of the oil cylinder is hinged to the ground.
Preferably, the clamping piece comprises a base and a fastening piece, the base is fixedly arranged at the bottom of the trolley body, a first through hole is formed in the base along the advancing direction of the trolley body, the fastening piece is tightly matched in the first through hole, the fastening piece is a conical cylinder formed by a plurality of arc-shaped steel plates and provided with two open ends, the first through hole is in a conical cylinder shape, and the conical degree of the fastening piece is equal to that of the first through hole.
Preferably, the outer wall of the large end of the fastener is provided with a tightening groove along the circumferential direction of the large end of the fastener, and the elastic rubber ring is tightened on the groove bottom of the tightening groove.
Preferably, the fastener is provided with a thread on an inner wall thereof.
The utility model has the advantages of it is following:
1. when the trolley needs maintenance, the tensioning member is loosened to enable the steel wire rope to be loosened, then the end part of the loosened steel wire rope is taken down from the clamping member, the two ends of the steel wire rope are clamped on the trolley again after the trolley is replaced, and finally the steel wire rope is tightened through the tensioning member, so that the trolley replacement time is greatly shortened, and the working efficiency is improved.
2. The fastening piece clamped on the steel wire rope is installed in the first through hole, then tensile stress is applied to the steel wire rope through the tensioning piece, the steel wire rope is deformed, the fastening piece is clamped in the first through hole, the steel wire rope is prevented from resetting, the steel wire rope is firmly clamped, and looseness caused by vibration in installation of the end portion of the steel wire rope is avoided.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is an enlarged partial view of FIG. 1 at A;
FIG. 3 is a schematic view of the fastener construction;
in the drawing, 1-a trolley body, 2-a support frame, 3-a track, 4-a driving wheel, 5-a driven wheel, 6-a clamping piece, 7-a steel wire rope, 8-a tensioning arm, 9-a tensioning wheel, 10-an oil cylinder, 11-a base, 12-a first through hole, 13-a tightening groove, 14-an elastic rubber ring and 15-a tightening piece.
Detailed Description
To make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, could be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.
It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which the products of the present invention are conventionally placed in use, or the position or positional relationship which the skilled person conventionally understand, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the reference is made must have a specific position, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-3, the push rod trolley device comprises a trolley body 1, a support frame 2 and a track 3, wherein the track 3 is erected on the ground through the support frame 2, the trolley body 1 is slidably mounted on the track 3, a driving wheel 4 and a driven wheel 5 are further rotatably mounted on the support frame 2, the driving wheel 4 and the driven wheel 5 are respectively located at two ends of the track 3, two clamping members 6 are arranged at the bottom of the trolley body 1, the two clamping members 6 are respectively located at the front end and the rear end of the travelling direction of the trolley body 1, the same steel wire rope 7 is wound on the driven wheel 5 and the driving wheel 4, two ends of the steel wire rope 7 are respectively mounted at the bottom of the trolley body 1 through the corresponding clamping members 6, a tensioning member for tensioning the steel wire rope 7 is further mounted on the support frame 2, the tensioning member comprises a tensioning arm 8, the tensioning arm 8 is hinged on the support frame 2, and a tensioning wheel 9 is rotatably mounted at one end of the tensioning arm 8 far away from the rotating shaft, the steel wire rope 7 is tightened through the tensioning wheel 9, the tensioning arm 8 is further hinged with the oil cylinder 10, a shell of the oil cylinder 10 is hinged to the ground, when the trolley needs to be maintained, the tensioning piece is loosened to enable the steel wire rope 7 to be loosened, then the end portion of the loosened steel wire rope 7 is taken down from the clamping piece 6, after the trolley is replaced, the two ends of the steel wire rope 7 are clamped on the trolley again, and finally the steel wire rope 7 is tightened through the tensioning piece, so that the trolley replacement time is greatly shortened, and the working efficiency is improved.
In this embodiment, as shown in fig. 1 to 3, the clamping member 6 includes a base 11 and a fastening member 15, the base 11 is fixedly disposed at the bottom of the trolley body 1, a first through hole 12 is formed in the base 11 along the traveling direction of the trolley body 1, the fastening member 15 is tightly fitted in the first through hole 12, the fastening member 15 is a conical cylinder formed by a plurality of arc-shaped steel plates and having two open ends, the first through hole 12 is in a conical cylinder shape, the taper of the fastening member 15 is equal to the taper of the first through hole 12, the fastening member 15 clamped on the steel wire rope 7 is installed in the first through hole 12, then, the tensioning member applies a tensile stress to the steel wire rope 7 to deform the steel wire rope 7, and the fastening member 15 is clamped in the first through hole 12 to prevent the steel wire rope 7 from resetting, and firmly clamp the steel wire rope 7, thereby preventing the end of the steel wire rope 7 from being loose due to vibration.
In this embodiment, as shown in fig. 1 to 3, a tightening groove 13 is formed on an outer wall of a large end of the fastening member 15 along a circumferential direction thereof, and an elastic rubber ring 14 is tightened on a groove bottom of the tightening groove 13, so that the size of the opening of the fastening member 15 can be conveniently adjusted to clamp the steel strand within a certain size range.
In this embodiment, as shown in fig. 1-3, the inner wall of the fastening member 15 is provided with a thread, and the thread increases the mechanical engagement force between the fastening member 15 and the steel cable 7, so that the clamping is firmer.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. Ejector pin dolly device, including dolly body (1), support frame (2) and track (3), track (3) are passed through support frame (2) erect subaerial, dolly body (1) slidable mounting be in on track (3), its characterized in that: still rotate on support frame (2) and install action wheel (4) and follow driving wheel (5), action wheel (4) with follow driving wheel (5) and be located respectively the both ends of track (3), the bottom of dolly body (1) is provided with holder (6), holder (6) are two, two holder (6) are located respectively the front end and the rear end of dolly body (1) advancing direction, from driving wheel (5) with around there being same root wire rope (7) on action wheel (4), install through holder (6) that correspond respectively at the both ends of wire rope (7) the bottom of dolly body (1), still install the tensioning on support frame (2) the tensioning of wire rope (7).
2. The lift pin trolley device as claimed in claim 1, wherein: the tensioning piece includes tensioning arm (8), tensioning arm (8) articulate on support frame (2), tensioning arm (8) keep away from its pivot one end and rotate and install take-up pulley (9), wire rope (7) pass through take-up pulley (9) are tightened, it has hydro-cylinder (10) still to articulate on tensioning arm (8), the casing of hydro-cylinder (10) articulates subaerial.
3. The lift pin trolley device as claimed in claim 1, wherein: the clamping piece comprises a base (11) and a fastening piece (15), the base (11) is fixedly arranged at the bottom of the trolley body (1), a first through hole (12) is formed in the base (11) along the advancing direction of the trolley body (1), the fastening piece (15) is tightly matched in the first through hole (12), the fastening piece (15) is a conical cylinder with two open ends formed by a plurality of arc-shaped steel plates, the first through hole (12) is in a conical cylinder shape, and the taper of the fastening piece (15) is equal to that of the first through hole (12).
4. The lift pin trolley device as claimed in claim 3, wherein: the outer wall of the large end of the fastener (15) is provided with a clamping groove (13) along the circumferential direction, and the elastic rubber ring (14) is clamped on the groove bottom of the clamping groove (13).
5. A lift pin trolley apparatus according to claim 3 or 4, wherein: the inner wall of the fastener (15) is provided with threads.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221219015.3U CN217474435U (en) | 2022-05-20 | 2022-05-20 | Ejector rod trolley device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221219015.3U CN217474435U (en) | 2022-05-20 | 2022-05-20 | Ejector rod trolley device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217474435U true CN217474435U (en) | 2022-09-23 |
Family
ID=83310348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221219015.3U Active CN217474435U (en) | 2022-05-20 | 2022-05-20 | Ejector rod trolley device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217474435U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115318988A (en) * | 2022-10-17 | 2022-11-11 | 烟台一诺电子材料有限公司 | Bonding wire cutting device |
-
2022
- 2022-05-20 CN CN202221219015.3U patent/CN217474435U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115318988A (en) * | 2022-10-17 | 2022-11-11 | 烟台一诺电子材料有限公司 | Bonding wire cutting device |
| CN115318988B (en) * | 2022-10-17 | 2022-12-27 | 烟台一诺电子材料有限公司 | Bonding wire cutting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Si Gaofeng Inventor after: Liu Ming Inventor after: Yu Jinbiao Inventor after: Li Yan Inventor before: Liu Ming Inventor before: Si Gaofeng Inventor before: Yu Jinbiao Inventor before: Li Yan |
|
| CB03 | Change of inventor or designer information |