Gear driving device for steel forming

Abstract

The utility model provides a gear driving device for steel forming, which comprises a rack, a driving gear box driven by a motor and a plurality of driven gear boxes are arranged on the rack, the driving gear box and the driven gear boxes which are arranged side by side are connected through a fixed coupler, and the fixed coupler is connected with the driven gear boxes. A rotating shaft is rotatably arranged on the driving gear box and the driven gear box, and a movable coupling driven by an air cylinder is slidably arranged on the rotating shaft in a front-back moving mode. The utility model has the advantages that the motor drives the gears in the driving gear box and the driven gear box, so that the rotating shafts connected with the compression rollers rotate simultaneously, and the strength and the reliability are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of steel forming, particularly relates to a gear drive device for steel forming. BACKGROUND

[0002] Steel has round steel, corrugated steel, angle steel, channel steel, I-beam, low carbon steel, tool steel, alloy steel, is widely used in building, industry, machining, navigation, aviation, military, also be used in our daily heavy work. Steel is made of steel strip, generally through roll forming, roll forming equipment generally includes several groups of press rolls, steel enters between the press rolls, gradually bends and deforms under the continuous roll of the press roll. In the press roll forming die, there are several press roll groups, at present, the worm and gear mode is adopted to connect the press roll, so that the press roll rotates simultaneously, but with the improvement of steel material, the strength of the worm and gear cannot meet the requirements. SUMMARY

[0003] Therefore, the utility model aims at overcoming the defects in the prior art, and provides a gear drive device for steel forming.

[0004] The utility model provides a gear drive device for steel forming, including frame 1, be provided with by motor 2 drive's driving gear box 3, a plurality of driven gear box 5 on the frame 1, the driving gear box 3, driven gear box 5 are connected through fixed coupling 4 between the side -by -side arrangement, the driving gear box 3, driven gear box 5 are rotatably provided with the pivot 6, the pivot 6 is slidably matched with movable coupling 12 by cylinder 10 drive and moves forwards and backwards on it.

[0005] Further, the rear end of the frame 1 is provided with a rack block 7, and the motor 2 is arranged downwardly on the rack block 7.

[0006] Further, the driving gear box 3 is provided with a driving gear set 8, and the driving gear box 3 and the driven gear box 5 are provided with a driven gear set 9.

[0007] Further, the driving gear set 8 comprises a first bevel gear 8.1 connected to the motor 2, the first bevel gear 8.1 is engaged with a second bevel gear 8.2, the second bevel gear 8.2 is coaxially connected with a first spur gear 8.3, and the first spur gear 8.3 is engaged with a second spur gear 8.4.

[0008] Further, the driven gear set 9 comprises a connecting shaft 9.5 connected to the second spur gear 8.4 or the adjacent connecting shaft 9.5, a third bevel gear 9.1 is keyed on the connecting shaft 9.5, a fourth bevel gear 9.2 is engaged on the third bevel gear 9.1, a first helical gear 9.3 is coaxially connected at the fourth bevel gear 9.2, and a second helical gear 9.4 keyed on the rotating shaft 6 is engaged on the first helical gear 9.3.

[0009] Further, the machine frame 1 is provided with two air cylinders 10 symmetrically arranged left and right, and the piston rod end of the air cylinder 10 is connected with a driving component 11 for driving the movable coupling 12 to move forward and backward.

[0010] Further, the driving component 11 comprises a longitudinal moving piece 11.1 connected to the piston rod of the air cylinder 10, a hinged piece 11.2 is hinged at the longitudinal moving piece 11.1, a long shaft 11.3 is keyed at the lower end of the hinged piece 11.2 and rotates on the machine frame 1, a rotating rod 11.4 is keyed on the long shaft 11.3 and is symmetrically arranged left and right along the longitudinal section of the movable coupling 12, and an annular groove is formed in the outer wall of the movable coupling 12, and a driving column 11.5 is arranged at the upper end of the rotating rod 11.4 and extends into the annular groove.

[0011] The utility model discloses the advantages are as follows: the gear in the driving gear box and driven gear box is driven by motor, thereby making the rotating shaft connected with the compression roller rotate simultaneously, and the strength and reliability are improved; the rotating shaft is connected with the compression roller through the movable coupling, thereby driving the compression roller to roll the steel material; the motor drives the driving gear set to rotate, the driving gear set drives the adjacent driven gear set to rotate, and then the adjacent driven gear is driven to rotate by the driven gear, thereby driving the rotating shaft to rotate simultaneously; the motor drives the first bevel gear to rotate, the first bevel gear rotates through the second bevel gear, the first spur gear and the second spur gear, and the driven gear is driven to rotate by the second spur gear; the second spur gear or the adjacent connecting shaft drives the connecting shaft and the third bevel gear on the connecting shaft to rotate, the third bevel gear drives the second helical gear and the rotating shaft on the second helical gear to rotate through the fourth bevel gear and the first helical gear; the cylinder drives the longitudinal moving piece to move forward and backward, the longitudinal moving piece drives the long shaft and the rotating rod on the long shaft to rotate through the hinged piece, and the driving column rotating with the rotating rod drives the movable coupling to move forward and backward through the annular groove, so that the rotating shaft can be separated from or connected with the compression roller at any time. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is the perspective view of the utility model;

[0013] Figure 2 It is the front view of the utility model;

[0014] Figure 3 It is the partial structure schematic view of the utility model;

[0015] Figure 4 is an enlarged view of A of figure Figure 1 is an enlarged view of B of figure

[0016] Figure 5 is an enlarged view of B of figure Figure 3 is an enlarged view of B of figure DETAILED DESCRIPTION

[0017] The utility model will be described in detail below with reference to the drawings.

[0018] In order to make the utility model's purpose, technical scheme and advantage more clearly, the utility model is further explained in detail below with reference to the drawings and examples. It should be understood that the specific examples described here are only used to explain the utility model, and are not used to limit the utility model.

[0019] Referring to Figures 1 to 5 The utility model provides a gear drive device for steel forming, it includes frame 1, is provided with the driving gear box 3 by motor 2 drive on frame 1, several driven gear box 5, the number of driven gear box is 7, the rear end of frame 1 is provided with frame block 7, motor 2 is set down in frame block 7, and driving gear box 3, driven gear box 5 that are arranged side by side are connected through fixed coupling 4, driving gear box 3, driven gear box 5 are provided with rotating shaft 6 rotationally, and rotating shaft 6 is slidably fitted with movable coupling 12 by cylinder 10 drive, and the rotating shaft is connected to the compression roller through movable coupling, to drive the compression roller to roll the steel forming, and the gear of driving gear box, driven gear box is driven by motor to rotate, to make the rotating shaft connected to the compression roller rotate simultaneously, and the strength and reliability are improved.

[0020] Driving gear box 3 is provided with driving gear set 8, and driving gear box 3, driven gear box 5 are all provided with driven gear set 9. Motor drives driving gear set to rotate, and driving gear set drives adjacent driven gear set to rotate, and then driven gear drives adjacent driven gear to rotate, to drive rotating shaft to rotate simultaneously.

[0021] Driving gear set 8 includes the first bevel gear 8.1 keyed to motor 2, the second bevel gear 8.2 is engaged on the first bevel gear 8.1, the first spur gear 8.3 is coaxially connected to the second bevel gear 8.2, and the second spur gear 8.4 is engaged on the first spur gear 8.3. Motor drives the first bevel gear to rotate, and the first bevel gear drives the first spur gear to rotate through the second bevel gear, and the first spur gear drives the second spur gear to rotate, and the driven gear is driven to rotate by the second spur gear, and each driven gear rotates simultaneously and at the same speed.

[0022] The driven gear assembly 9 includes a connecting shaft 9.5, which is connected to the second spur gear 8.4 or an adjacent connecting shaft 9.5. A third bevel gear 9.1 is keyed to the connecting shaft 9.5, and a fourth bevel gear 9.2 meshes with the third bevel gear 9.1. A first helical gear 9.3 is coaxially connected to the fourth bevel gear 9.2, and a second helical gear 9.4, keyed to the rotating shaft 6, meshes with the first helical gear 9.3. The second spur gear or the adjacent connecting shaft drives the connecting shaft and the third bevel gear thereon to rotate, the third bevel gear drives the fourth bevel gear to rotate, and the fourth bevel gear, through the first helical gear, drives the second helical gear and the rotating shaft thereon to rotate.

[0023] Two cylinders 10 are symmetrically arranged on the left and right sides of the frame 1. The piston rod end of the cylinder 10 is connected to a actuating assembly 11 for driving the movable coupling 12 to move back and forth. The cylinder drives the movable coupling to move back and forth through the actuating assembly, so that the rotating shaft can be disengaged from or connected to the pressure roller at any time.

[0024] See Figure 1 , Figure 4 The actuating assembly 11 includes a longitudinal moving member 11.1 connected to the piston rod of the cylinder 10. A hinge member 11.2 is hinged to the longitudinal moving member 11.1. A long shaft 11.3 rotating on the frame 1 is keyed to the lower end of the hinge member 11.2. A rotating rod 11.4 symmetrically arranged along the longitudinal section of the movable coupling 12 is keyed to the long shaft 11.3. An annular groove is formed on the outer wall of the movable coupling 12. An actuating pin 11.5 extending into the annular groove is provided at the upper end of the rotating rod 11.4. The cylinder drives the longitudinal moving member to move back and forth. The longitudinal moving member drives the long shaft and the rotating rod on it to rotate through the hinge member. The actuating pin, which rotates with the rotating rod, drives the movable coupling to move back and forth through the annular groove, so that the rotating shaft can be disengaged from or connected to the pressure roller at any time.

[0025] The above description is only a preferred embodiment of the present utility model. It should be noted that for those skilled in the art, several improvements and modifications can be made without departing from the technical principles of the present utility model, and these improvements and modifications should also be considered within the protection scope of the present utility model.

Claims

1. A gear drive for use in the forming of steel products, characterised in that: The utility model provides a kind of rack, the rack is provided with by motor driven driving gear box, several driven gear boxes, the driving gear box, the driven gear box are connected by fixed coupling between side-by-side arrangement, the driving gear box, the driven gear box are rotatably provided with rotating shaft, the rotating shaft is slidably fitted with movable coupling by cylinder drive and moves front and back.

2. A gear drive for use in the forming of steel products as defined in claim 1 wherein: The rear end of the rack is provided with a rack block, and the motor is arranged downwardly on the rack block.

3. A gear drive for use in the forming of steel products as defined in claim 1, wherein: The driving gear box is provided with a driving gear set, and the driving gear box and the driven gear box are each provided with a driven gear set.

4. A gear drive for use in the forming of steel sections as claimed in claim 3 wherein: The driving gear set includes a first bevel gear connected to the motor, a second bevel gear engaged with the first bevel gear, a first spur gear coaxially connected to the second bevel gear, and a second spur gear engaged with the first spur gear.

5. A gear drive for use in the forming of steel sections as claimed in claim 4 wherein: The driven gear set includes a connecting shaft connected to the second spur gear or an adjacent connecting shaft, a third bevel gear keyed to the connecting shaft, a fourth bevel gear engaged with the third bevel gear, a first helical gear coaxially connected to the fourth bevel gear, and a second helical gear keyed to the rotating shaft and engaged with the first helical gear.

6. A gear drive for use in the shaping of steel material as defined in claim 1, characterized in that: The rack is symmetrically provided with two cylinders left and right, and the piston rod end of the cylinder is connected with a poking assembly for driving the movable coupling to move forward and backward.

7. A gear drive for use in the forming of steel sections as claimed in claim 6 wherein: The poking assembly includes a longitudinal moving piece connected to the piston rod of the cylinder, a hinged piece hinged to the longitudinal moving piece, a long shaft keyed to the longitudinal moving piece and rotating on the rack, a rotating rod keyed to the long shaft and symmetrically arranged left and right along the longitudinal section of the movable coupling, and a poking column provided on the upper end of the rotating rod and extending into the annular groove of the movable coupling.

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