Speed reducer of metal continuous rolling equipment

Abstract

The utility model relates to the technical field of speed reduction devices, and discloses a metal continuous rolling equipment speed reducer which comprises a shell and a first transmission mechanism, a lower connecting shell is arranged on the outer wall of the shell, a lower limiting protruding pipe is arranged on the outer wall of the lower connecting shell, and a driving rod is arranged on the side, away from the lower limiting protruding pipe, of the lower connecting shell. According to the speed reducer of the metal continuous rolling equipment, when driving force is transmitted to the blade through the connecting column, the blade can drive the arc-shaped positioning plate to rotate in the limiting shaft, in the rotating process of the arc-shaped positioning plate, the elastic tension released by the spring can increase the direct friction force between the limiting shaft and the arc-shaped positioning plate, and therefore the friction force between the limiting shaft and the arc-shaped positioning plate can be reduced in the rotating process of the blade; the speed reduction effect of the equipment can be effectively improved through driving force transmitted to the output end by the guide column, and the shell is arranged on the outer wall of the lower fixing cylinder and the outer wall of the upper fixing cylinder, so that the lower fixing cylinder and the upper fixing cylinder can be effectively prevented from directly colliding with an external device in the working process of the equipment.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of speed reducer, specifically is a metal continuous rolling equipment speed reducer. BACKGROUND

[0002] Rolling mill is the equipment that realizes metal rolling process, refers to the equipment that completes the whole process of rolling stock production, including main equipment, auxiliary equipment, hoisting and transportation equipment and auxiliary equipment etc., and needs to assemble speed reducer for speed reduction protection and speed regulation when using rolling mill.

[0003] The existing speed reducer is more serious in tooth block friction damage between gears when using, the transmission efficiency between tooth blocks will be reduced after long time use of the equipment, and the high frequency vibration produced when the equipment works will also cause the shell and external device to knock, causing the gear to loosen, therefore, the utility model provides a metal continuous rolling equipment speed reducer. UTILITY MODEL CONTENTS

[0004] The utility model provides the following technical scheme: a metal continuous rolling equipment speed reducer, including the shell and first transmission mechanism, the outer wall of shell is equipped with lower connecting shell, the outer wall of lower connecting shell is equipped with lower limit position convex pipe, the one side of lower connecting shell away from lower limit position convex pipe is equipped with drive rod, the outer wall of drive rod is equipped with first gear, the outer wall of drive rod is equipped with transmission cylinder, the one end of transmission cylinder away from drive rod is equipped with gyro wheel, the inner wall of transmission cylinder is equipped with pin, and pin and transmission cylinder are connected between sliding, the outer wall of pin is equipped with insert block, and insert block is symmetrically distributed on the outer wall of pin.

[0005] As a preferred technical scheme of the utility model, the one end of lower connecting shell away from lower limit position convex pipe is equipped with lower fixed cylinder, the inner wall of lower connecting shell is equipped with threaded column, the outer wall of threaded column is equipped with stud, and stud and threaded column are fixed through thread connection, the inner wall of lower limit position convex pipe is equipped with stress end.

[0006] As a preferred technical scheme of the utility model, the outer wall of gyro wheel is equipped with belt, the inner wall of belt is equipped with guide mechanism, the one end of guide mechanism away from gyro wheel is equipped with second transmission mechanism, the inner wall of shell is equipped with upper connecting shell, the outer wall of upper connecting shell is equipped with upper limit position convex pipe, the one end of upper connecting shell away from upper limit position convex pipe is equipped with upper fixed cylinder.

[0007] As a preferred technical scheme of the utility model, the inner wall of the upper fixed cylinder is equipped with a gear plate, the inner wall of the gear plate is equipped with a gear base, the outer wall of the gear base is equipped with a second gear, the second gear is engaged with the gear plate, the second gear is equipped with a shaft rod at one end away from the gear plate, the shaft rod is equipped with a guide rod at one side away from the shaft rod, the outer wall of the guide rod is equipped with a guide mechanism, and the outer wall of the gear base is equipped with a third transmission mechanism.

[0008] As a preferred technical scheme of the utility model, the outer wall of the gear plate is equipped with a shaft seat, the outer wall of the shaft seat is equipped with a clamping groove, the clamping groove is sleeved with the gear base, the outer wall of the shaft seat is equipped with a nut, one end of a connecting column at one side away from the gear base of the shaft seat is equipped with a shaft body buffer mechanism.

[0009] As a preferred technical scheme of the utility model, the inner wall of the upper fixed cylinder is equipped with a output end, the outer wall of the output end is equipped with a guide column, the outer wall of the guide column is equipped with a shaft sleeve, the outer wall of the shaft sleeve is equipped with a plurality of blades, the plurality of blades are distributed in a circumferential array on the outer wall of the shaft sleeve, the outer wall of the blade is equipped with a telescopic rod, the outer wall of the telescopic rod is equipped with a spring, one end of the telescopic rod away from the blade is equipped with an arc-shaped positioning plate, and the outer wall of the arc-shaped positioning plate is equipped with a limiting shaft.

[0010] As a preferred technical scheme of the utility model, the limiting shaft is rotatably connected with the guide column, and the limiting shaft is located on the inner wall of the upper fixed cylinder.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] The metal rolling equipment speed reducer, when the driving force is transmitted to the blade through the connecting column, the blade can drive the arc-shaped positioning plate to rotate in the limiting shaft, in the process of rotating the arc-shaped positioning plate, the elastic tension released by the spring can increase the friction between the limiting shaft and the arc-shaped positioning plate, thereby reducing the driving force transmitted to the output end through the guide column in the process of rotating the blade, and effectively improving the speed reduction effect of the equipment. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a kind of metal rolling equipment speed reducer's three-dimensional structure schematic view;

[0014] Figure 2 It is a kind of metal rolling equipment speed reducer's section view;

[0015] Figure 3 It is a kind of metal rolling equipment speed reducer's first transmission mechanism structure schematic view;

[0016] Figure 4 It is a structure diagram of a second transmission mechanism in a speed reducer of a metal continuous rolling equipment.

[0017] Figure 5 It is a structure diagram of a shaft body buffering mechanism in a speed reducer of a metal continuous rolling equipment.

[0018] In the figure: 1, shell; 2, lower connecting shell; 3, lower limit convex pipe; 4, stud; 5, upper connecting shell; 6, upper limit convex pipe; 7, threaded column; 8, lower fixed cylinder; 9, upper fixed cylinder; 10, first transmission mechanism; 101, first gear; 102, driving rod; 103, transmission cylinder; 104, roller; 105, pin; 106, plug; 11, force receiving end; 12, output end; 13, belt; 14, guide mechanism; 15, second transmission mechanism; 151, toothed disc; 152, second gear; 153, shaft rod; 154, force guide rod; 155, toothed table; 16, third transmission mechanism; 161, shaft seat; 162, nut; 163, clamping groove; 164, connecting column; 17, shaft body buffering mechanism; 171, limit shaft; 172, shaft sleeve; 173, blade; 174, telescopic rod; 175, spring; 176, arc-shaped positioning plate; 18, guide column. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0020] Please refer to Figures 1-5The application discloses a metal rolling equipment speed reducer which comprises a shell 1 and a first transmission mechanism 10, an outer wall of the shell 1 is provided with a lower connecting shell 2, an outer wall of the lower connecting shell 2 is provided with a lower limiting convex pipe 3, the lower connecting shell 2 is provided with a driving rod 102 on a side away from the lower limiting convex pipe 3, an outer wall of the driving rod 102 is provided with a first gear 101, an outer wall of the driving rod 102 is provided with a transmission cylinder 103, the transmission cylinder 103 is provided with a roller 104 on an end away from the driving rod 102, an inner wall of the transmission cylinder 103 is provided with a pin 105, the pin 105 is in sliding connection with the transmission cylinder 103, an outer wall of the pin 105 is provided with an insertion block 106, the insertion block 106 is symmetrically arranged on the outer wall of the pin 105, when the first gear 101 rotates, the driving rod 102 and the transmission cylinder 103 can be fixed through the pin 105, and the insertion block 106 inserted outside the pin 105 can guarantee that the pin 105 does not separate from the equipment in the rotating process of the transmission cylinder 103, the lower connecting shell 2 is provided with a lower fixing cylinder 8 on an end away from the lower limiting convex pipe 3, an inner wall of the lower connecting shell 2 is provided with a threaded column 7, an outer wall of the threaded column 7 is provided with a threaded stud 4, the threaded stud 4 is fixedly connected with the threaded column 7 in a threaded mode, an inner wall of the lower limiting convex pipe 3 is provided with a stress end 11, the lower fixing cylinder 8 and an upper fixing cylinder 9 can be fixed through the threaded connection between the threaded stud 4 and the threaded column 7, the lower fixing cylinder 8 and the upper fixing cylinder 9 can be conveniently assembled and disassembled, and the connection stability of the equipment can be improved, an outer wall of the roller 104 is provided with a belt 13, an inner wall of the belt 13 is provided with a guide mechanism 14, the guide mechanism 14 is provided with a second transmission mechanism 15 on an end away from the roller 104, an inner wall of the shell 1 is provided with an upper connecting shell 5, an outer wall of the upper connecting shell 5 is provided with an upper limiting convex pipe 6, the upper connecting shell 5 is provided with the upper fixing cylinder 9 on an end away from the upper limiting convex pipe 6, the shell 1 is directly clamped on the outer walls of the lower connecting shell 2 and the upper connecting shell 5, so that the shell 1 can be conveniently assembled and disassembled when the equipment is fixed, an inner wall of the upper fixing cylinder 9 is provided with a toothed disc 151, an inner wall of the toothed disc 151 is provided with a toothed table 155, an outer wall of the toothed table 155 is provided with a second gear 152, the second gear 152 is engaged with the toothed disc 151, the second gear 152 is provided with a shaft rod 153 on an end away from the toothed disc 151, a side of the shaft rod 153 away from the shaft rod 153 is provided with a guide rod 154, an outer wall of the guide rod 154 is provided with the guide mechanism 14, an outer wall of the toothed table 155 is provided with a third transmission mechanism 16, when the toothed table 155 rotates, the guide rod 154 can be directly driven to rotate, the shaft rod 153 can drive the toothed table 155 to rotate in the toothed disc 151 through the engagement between the toothed table 155 and the toothed disc 151, an outer wall of the toothed disc 151 is provided with a shaft seat 161, the shaft seat 161 is provided with a clamping groove 163 on the outer wall, the clamping groove 163 is sleeved with the toothed table 155, an outer wall of the shaft seat 161 is provided with a nut 162, one end of a connecting column 164 provided on a side of the shaft seat 161 away from the toothed table 155 is provided with a shaft body buffer mechanism 17, and the other end of the connecting column 164 is provided with the shaft body buffer mechanism 17.By setting the nut 162 on the outer wall of the shaft seat 161, the stability of the toothed table 155 in the fixed connection with the shaft seat 161 can be ensured, the inner wall of the upper limiting convex pipe 6 is provided with the output end 12, the outer wall of the output end 12 is provided with the guide column 18, the outer wall of the guide column 18 is provided with the shaft sleeve 172, the outer wall of the shaft sleeve 172 is provided with a plurality of blades 173, the plurality of blades 173 are distributed in a circumferential array on the outer wall of the shaft sleeve 172, the outer wall of the blade 173 is provided with the telescopic rod 174, the outer wall of the telescopic rod 174 is provided with the spring 175, the telescopic rod 174 is provided with the arc-shaped positioning plate 176 at an end away from the blade 173, the outer wall of the arc-shaped positioning plate 176 is provided with the limiting shaft 171, the limiting shaft 171 is rotatably connected between the guide column 18, and the limiting shaft 171 is located on the inner wall of the upper fixed cylinder 9, wherein the guide column 18 and the shaft sleeve 172 are integrated equipment, so that the force transmitted through the shaft sleeve 172 can be directly transmitted to the output end 12, and the equipment can also be effectively prevented from being separated from the force caused by the separation of the shaft sleeve 172 and the guide column 18.

[0021] Working principle, when the device needs to be used, the external driving shaft body is connected with the stress end 11, after the device is started, the stress end 11 can drive the first gear 101 to rotate, and when the first gear 101 rotates, the transmission force can also be transmitted to the roller 104 through the first gear 101, and drives the belt 13 to rotate, under the driving of the guide mechanism 14, the toothed disc 151 can drive the connecting column 164 to rotate, and then the force can be transmitted to the output end 12 through the guide column 18 to output the device.

[0022] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A metal continuous rolling plant speed reducer comprising a housing (1) and a first transmission mechanism (10), characterized in that: The outer wall of the shell (1) is provided with a lower connecting shell (2), the outer wall of the lower connecting shell (2) is provided with a lower limiting convex pipe (3), the lower connecting shell (2) is provided with a drive rod (102) away from the lower limiting convex pipe (3), the outer wall of the drive rod (102) is provided with a first gear (101), the outer wall of the drive rod (102) is provided with a transmission cylinder (103), one end of the transmission cylinder (103) away from the drive rod (102) is provided with a roller (104), the inner wall of the transmission cylinder (103) is provided with a pin (105), and the pin (105) and the transmission cylinder (103) are slidably connected, the outer wall of the pin (105) is provided with an insertion block (106), and the insertion block (106) is symmetrically distributed on the outer wall of the pin (105).

2. A metal continuous rolling apparatus speed reducer according to claim 1, characterized in that: The lower connecting shell (2) is provided with a lower fixed cylinder (8) away from the lower limiting convex pipe (3), the inner wall of the lower connecting shell (2) is provided with a threaded column (7), the outer wall of the threaded column (7) is provided with a threaded column (4), and the threaded column (4) and the threaded column (7) are fixedly connected through threads, and the inner wall of the lower limiting convex pipe (3) is provided with a stress end (11).

3. A metal continuous rolling apparatus speed reducer according to claim 1, characterized in that: The outer wall of the roller (104) is provided with a belt (13), the inner wall of the belt (13) is provided with a guide mechanism (14), one end of the guide mechanism (14) away from the roller (104) is provided with a second transmission mechanism (15), the inner wall of the shell (1) is provided with an upper connecting shell (5), the outer wall of the upper connecting shell (5) is provided with an upper limiting convex pipe (6), and one end of the upper connecting shell (5) away from the upper limiting convex pipe (6) is provided with an upper fixed cylinder (9).

4. A metal continuous rolling apparatus speed reducer according to claim 3, characterized in that: The inner wall of the upper fixed cylinder (9) is provided with a gear disc (151), the inner wall of the gear disc (151) is provided with a gear table (155), the outer wall of the gear table (155) is provided with a second gear (152), and the second gear (152) and the gear disc (151) are engaged, one end of the second gear (152) away from the gear disc (151) is provided with a shaft rod (153), one side of the shaft rod (153) away from the shaft rod (153) is provided with a guide rod (154), the outer wall of the guide rod (154) is provided with a guide mechanism (14), and the outer wall of the gear table (155) is provided with a third transmission mechanism (16).

5. A metal continuous rolling apparatus speed reducer according to claim 4, characterized in that: The outer wall of the gear disc (151) is provided with an axle seat (161), the outer wall of the axle seat (161) is provided with a clamping groove (163), and the clamping groove (163) is sleeved with the gear table (155), the outer wall of the axle seat (161) is provided with a nut (162), one end of the axle seat (161) away from the gear table (155) is provided with a connecting column (164), and the other end of the connecting column (164) is provided with a shaft body buffer mechanism (17).

6. A metal continuous rolling apparatus speed reducer according to claim 5, characterized in that: The inner wall of the upper limit position convex pipe (6) is provided with an output end (12), the outer wall of the output end (12) is provided with a guide column (18), the outer wall of the guide column (18) is provided with a shaft sleeve (172), the outer wall of the shaft sleeve (172) is provided with a plurality of blades (173), the plurality of blades (173) are distributed in a circumferential array on the outer wall of the shaft sleeve (172), the outer wall of the blade (173) is provided with a telescopic rod (174), the outer wall of the telescopic rod (174) is provided with a spring (175), one end of the telescopic rod (174) away from the blade (173) is provided with an arc-shaped positioning plate (176), and the outer wall of the arc-shaped positioning plate (176) is provided with a limiting shaft (171).

7. A metal continuous rolling apparatus speed reducer according to claim 6, characterized in that: The limiting shaft (171) is rotatably connected between the guide column (18), and the limiting shaft (171) is located on the inner wall of the upper fixed cylinder (9).

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