CN209753686U

CN209753686U - Shaft of uncoiler

Info

Publication number: CN209753686U
Application number: CN201822234506.5U
Authority: CN
Inventors: 叶德安
Original assignee: NINGBO QIYI METAL CO Ltd
Current assignee: NINGBO QIYI METAL CO Ltd
Priority date: 2018-12-28
Filing date: 2018-12-28
Publication date: 2019-12-10
Anticipated expiration: 2028-12-28

Abstract

The utility model discloses a crankshaft of an uncoiler, which comprises a rotating shaft, a connecting plate, a supporting plate and a connecting frame, wherein the connecting plate is fixedly welded at the periphery of the rotating shaft close to a near end part, a first fixed block is uniformly arranged at the periphery of the connecting plate through a fixed nut, an electric telescopic rod is fixedly welded at one end of the first fixed block, and a second fixed block is fixedly welded at one end of the electric telescopic rod; the utility model discloses a set up the connecting plate, use through the gag lever post, first set nut, second set nut, the cooperation of third set nut and threaded rod can inject the backup pad, the link, the position of second fixed plate and first fixed plate, in case the pivot appears milling the condition that the slot hole harmomegathus when rotating, milling the slot hole when can avoiding the pivot to rotate and gradually increasing, in order to prevent influencing the intensity of pivot, can avoid the fracture of pivot, in case production efficiency and the productivity in the influence production process, greatly increased the availability factor of device.

Description

Shaft of uncoiler

Technical Field

The utility model relates to an uncoiler technical field specifically is a spindle of uncoiler.

Background

The uncoiler is one of essential important devices in a welded pipe production line, and has the function of supporting a steel coil through an inner hole of the tensioned steel coil; the other is to send the head of the steel strip into a leveler by rotating under the coordination of a straight head machine. The influence of the good or bad performance of the unwinder on the whole production line is thus of great importance. In design practice for many years, the structure of the uncoiler is continuously optimized and improved, so that the performance of the uncoiler is improved, and a main shaft of the uncoiler has two functions, namely, one is used for driving a steel coil to rotate; the other is a tension support of the steel coil. The tension is usually realized by an oil cylinder or an air cylinder which is arranged together with a main shaft and pushes an inclined slide block, the small unit has a multi-purpose air cylinder, and the large unit has a multi-purpose oil cylinder; the realization of rotation is usually accomplished by the motor driving the main shaft to rotate through the reducer, and the uncoiler in the prior art has defects in use, such as:

The existing uncoiler is processed by a whole shaft, long hole milling on the shaft influences the strength of the whole shaft, frequent expansion and contraction in the use process lead to gradual increase of clearance, gradual reduction of strength lead to final fracture, and influence on production efficiency and productivity, so that the requirement of the prior art cannot be met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a spindle of decoiler 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 shaft of an uncoiler comprises a rotating shaft, a connecting plate, a supporting plate and a connecting frame, wherein the rotating shaft is fixedly welded with the connecting plate near the periphery of a near end, the periphery of the connecting plate is uniformly provided with a first fixed block through a fixed nut, one end of the first fixed block is fixedly welded with an electric telescopic rod, one end of the electric telescopic rod is fixedly welded with a second fixed block, one end of the second fixed block is provided with a limiting block through a fixed nut, the axis of one end of the limiting block is fixedly welded with a limiting rod, the periphery of the limiting rod is sleeved with the connecting frame, one side of the connecting frame, which is close to the top end, is provided with a second fixed plate through a first positioning nut, one side of the connecting frame, which is close to the bottom end, is fixedly connected with the second fixed plate through a second positioning, the supporting plate is characterized in that the supporting plate is close to the top end and is fixedly connected with the connecting frame through a third positioning nut, a clamping plate is embedded in the axis of one side of the supporting plate, a clamping groove is formed in one side of the clamping plate, a clamping block is clamped on the inner wall of the clamping groove, and one end of the clamping block is fixedly welded on the periphery of one end of the rotating shaft.

preferably, a first fixing plate is installed on one side of the second fixing plate through a limiting bolt, and a first groove is formed in the position, close to the rotating shaft, of the inner wall of the first fixing plate.

Preferably, a second groove is formed in the inner wall of the second fixing plate, which is close to the rotating shaft.

Preferably, a rotating block is embedded in the axis of the other side of the supporting plate.

Preferably, a connecting shaft is fixedly welded between the adjacent surfaces of the clamping plate and the rotating block.

Compared with the prior art, the beneficial effects of the utility model are that:

The utility model discloses a set up the connecting plate in the pivot periphery, through the gag lever post, first set nut, second set nut, the backup pad can be injectd in the cooperation use of third set nut and threaded rod, the link, the position of second fixed plate and first fixed plate, in case the pivot appears milling the condition that the slot hole harmomegathus when rotating, milling the slot hole when can avoiding the pivot to rotate and gradually increasing, in order to prevent the intensity that influences the pivot, can avoid the fracture of pivot, in case production efficiency and productivity in the influence production process, greatly increased the availability factor of device.

Drawings

FIG. 1 is a front sectional view of the present invention;

FIG. 2 is an enlarged schematic view of region A of FIG. 1 according to the present invention;

FIG. 3 is a side view of the connection plate of the present invention;

Fig. 4 is an enlarged schematic view of the area B in fig. 3 according to the present invention.

in the figure: 101. a rotating shaft; 102. a first fixing plate; 103. a first groove; 104. a second fixing plate; 105. a second groove; 106. a first positioning nut; 107. a second positioning nut; 108. a threaded rod; 109. a clamping block; 110. a connecting shaft; 111. a limit bolt; 201. a connecting plate; 202. a first fixed block; 203. an electric telescopic rod; 204. a second fixed block; 205. a limiting block; 206. a limiting rod; 301. a support plate; 302. clamping a plate; 303. a card slot; 304. rotating the block; 305. a third positioning nut; 401. and a connecting frame.

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. 1-4, the present invention provides a technical solution: a machine shaft of an uncoiler comprises a rotating shaft 101, a connecting plate 201, a supporting plate 301 and a connecting frame 401, wherein the connecting plate 201 is fixedly welded at the position, close to the periphery of an end point, of the rotating shaft 101, the first fixing block 202 is uniformly installed at the periphery of the connecting plate 201 through fixing nuts, an electric telescopic rod 203 is fixedly welded at one end of the first fixing block 202, a second fixing block 204 is fixedly welded at one end of the electric telescopic rod 203, a limiting block 205 is installed at one end of the second fixing block 204 through a fixing nut, a limiting rod 206 is fixedly welded at the position of the axis of one end of the limiting block 205, the connecting frame 401 is sleeved at the periphery of the limiting rod 206, a second fixing plate 104 is installed at the position, close to the top end, of one side of the connecting frame 401, and fixedly connected with the second fixing plate 104 through a second positioning nut 107, a threaded, threaded rod 108 one end through connection frame 401 threaded connection has backup pad 301, backup pad 301 one side is close to top department and passes through third set nut 305 and link 401 fixed connection, backup pad 301 one side axle center department inlays and has cardboard 302, draw-in groove 303 has been seted up to cardboard 302 one side, draw-in groove 303 inner wall joint has fixture block 109, fixture block 109 one end fixed welding is peripheral in pivot 101 one end.

A first fixing plate 102 is mounted on one side of the second fixing plate 104 through a limiting bolt 111, a first groove 103 is formed in the position, close to the rotating shaft 101, of the inner wall of the first fixing plate 102, a second groove 105 is formed in the position, close to the rotating shaft 101, of the inner wall of the second fixing plate 104, a rotating block 304 is embedded in the position of the axis of the other side of the supporting plate 301, and a connecting shaft 110 is fixedly welded between the adjacent surfaces of the clamping plate 302 and the rotating block 304.

the working principle is as follows: when the fixing device is used, the second fixing plate 104 is sleeved on the periphery of the rotating shaft 101, the connecting frame 401 is clamped on the periphery of the connecting plate 201, the electric telescopic rod 203 is opened to enable the limiting rod 206 to be inserted into the connecting frame 401, the limiting block 205 is positioned in the connecting frame 401 to limit, the connecting frame 401 is fixed on one side of the second fixing plate 104 through the first positioning nut 106 and the second positioning nut 107, the first fixing plate 102 is fixed on the other side of the second fixing plate 104 through the limiting bolt 111, the clamping groove 303 is clamped on the periphery of the clamping block 109, the supporting plate 301 can be fixed at one end of the rotating shaft 101 through the action of the threaded rod 108, the top end of the supporting plate 301 is fixed on one side of the connecting frame 401 through the third positioning nut 305, and the supporting plate 301 can be limited through the matching use of the limiting rod 206, the first positioning nut 106, the second positioning nut 107, the positions of the connecting frame 401, the second fixing plate 104 and the first fixing plate 102 are used for preventing the rotary shaft 101 from generating the expansion and contraction of the milling long hole during rotation, the milling long hole during rotation of the rotary shaft 101 can be prevented from being gradually increased, the strength of the rotary shaft 101 is prevented from being influenced, the breakage of the rotary shaft 101 can be prevented, the production efficiency and the productivity in the production process are prevented from being influenced, and the use efficiency of the device is greatly increased.

it is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

1. A spindle of an uncoiler, comprising a rotating shaft (101), a connecting plate (201), a supporting plate (301) and a connecting frame (401), and is characterized in that: the rotating shaft (101) is fixedly welded with a connecting plate (201) close to the periphery of an end point, the periphery of the connecting plate (201) is uniformly provided with a first fixing block (202) through a fixing nut, one end of the first fixing block (202) is fixedly welded with an electric telescopic rod (203), one end of the electric telescopic rod (203) is fixedly welded with a second fixing block (204), one end of the second fixing block (204) is provided with a limiting block (205) through a fixing nut, one end of the limiting block (205) is fixedly welded with a limiting rod (206) at the axis center, a connecting frame (401) is sleeved at the periphery of the limiting rod (206), one side of the connecting frame (401) is provided with a second fixing plate (104) close to the top end through a first positioning nut (106), one side of the connecting frame (401) is fixedly connected with the second fixing plate (104) through, second set nut (107) one end fixed welding has threaded rod (108), threaded rod (108) one end through connection frame (401) threaded connection has backup pad (301), backup pad (301) one side is close to top department through third set nut (305) and link (401) fixed connection, backup pad (301) one side axle center department inlays and has cardboard (302), draw-in groove (303) have been seted up to cardboard (302) one side, draw-in groove (303) inner wall joint has fixture block (109), fixture block (109) one end fixed welding is peripheral in pivot (101) one end.

2. The machine shaft of an unwinder as defined in claim 1, wherein: a first fixing plate (102) is installed on one side of the second fixing plate (104) through a limiting bolt (111), and a first groove (103) is formed in the position, close to the rotating shaft (101), of the inner wall of the first fixing plate (102).

3. The machine shaft of an unwinder as defined in claim 1, wherein: and a second groove (105) is formed in the inner wall of the second fixing plate (104) close to the rotating shaft (101).

4. The machine shaft of an unwinder as defined in claim 1, wherein: and a rotating block (304) is embedded in the axis of the other side of the supporting plate (301).

5. The machine shaft of an unwinder as defined in claim 1, wherein: and a connecting shaft (110) is fixedly welded between the adjacent surfaces of the clamping plate (302) and the rotating block (304).