CN214769748U - Follow-up clamping device for laser flying saw - Google Patents
Follow-up clamping device for laser flying saw Download PDFInfo
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- CN214769748U CN214769748U CN202120613883.9U CN202120613883U CN214769748U CN 214769748 U CN214769748 U CN 214769748U CN 202120613883 U CN202120613883 U CN 202120613883U CN 214769748 U CN214769748 U CN 214769748U
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Abstract
The invention discloses a follow-up clamping device for a laser flying saw, which comprises a base, a horizontal follow-up mechanism, a horizontal follow-up seat, a vertical follow-up mechanism and a centering device, wherein a rotary cutting mechanism is arranged on the centering device; the horizontal follow-up mechanism is positioned between the base and the horizontal follow-up seat, so that the horizontal follow-up seat moves horizontally on the base, and the horizontal follow-up seat can rebound in the horizontal direction through the rebound structure to realize follow-up clamping of the welded pipe to be cut bent leftwards or rightwards; the vertical follow-up mechanism is positioned between the horizontal follow-up seat and the centering device, so that the centering device moves up and down to realize follow-up clamping of upward or downward bending of the welded pipe to be cut. The invention can realize the follow-up clamping of the flying saw to the welded pipe when being applied to the laser flying saw machine, is more suitable for cutting the welded pipe with poor linearity, and can reduce the integral rigidity requirement of the laser flying saw machine when being used particularly in a large-caliber welded pipe production line, thereby reducing the volume and the cost of the integral equipment and simultaneously improving the service life of the equipment.
Description
Technical Field
The invention relates to the technical field of laser flying saw clamps of welded pipe production lines, in particular to a follow-up clamping device for a laser flying saw.
Background
The flying saw machine is an automatic device for cutting continuously moving steel products to length, can realize automatic tracking saw cutting under the high-speed movement of welded pipes or section steel, and is a production device of the last procedure on a welded pipe production line.
The existing laser flying saw (a welded tube optical fiber laser flying saw in chinese patent ZL 201821191774.7) has a structure as shown in fig. 1, when the welded tube passes through the center of the rotating large disc mechanism B to reach a specified length, the clamping mechanism clamps the welded tube, and the rotating large disc mechanism B drives the cutting head a to rotate for one circle to cut off the welded tube.
When the flying saw cuts the welded pipe, the center of the welded pipe needs to coincide with the center of the rotary cutting mechanism, so that the inlet and outlet clamping carrier roller mechanisms have the same height and width relative to the center of the rotary large disc mechanism B, the clamping carrier roller mechanisms can bear the reaction force of the pipe when clamping the pipe, if the straightness of the cut pipe is poor, particularly when the pipe with a large caliber and a thick wall is cut, the clamping carrier roller mechanisms need to have high rigidity and large clamping force to position the welded pipe at the center of the large disc, and the clamping carrier roller mechanisms need to be made strong, so that the structure, the weight and the cost of the whole laser flying saw device are large, and the laser flying saw device is not beneficial to industrial production.
Disclosure of Invention
In order to overcome the defects and shortcomings in the prior art, the invention aims to provide a follow-up clamping device for a laser flying saw, which can realize follow-up clamping of a welded pipe and has low requirements on the volume and the cost of equipment.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a follow-up clamping device for a laser flying saw comprises a base, a horizontal follow-up mechanism, a horizontal follow-up seat, a vertical follow-up mechanism and a centering device; the horizontal follow-up mechanism is positioned between the base and the horizontal follow-up seat, so that the horizontal follow-up seat moves horizontally on the base, and the horizontal follow-up seat realizes follow-up clamping of the welded pipe to be cut bent leftwards or rightwards in the horizontal direction through the rebound structure; the vertical follow-up mechanism is positioned between the horizontal follow-up seat and the centering device, so that the centering device moves up and down to realize follow-up clamping of upward or downward bending of the welded pipe to be cut.
Further, the horizontal follower mechanism: the base is provided with a horizontal moving guide rail, and the horizontal follow-up seat is provided with a horizontal moving sliding block matched with the horizontal moving guide rail; adjusting bolts in the horizontal direction are arranged at the two ends of the base, and the horizontal follow-up seat is positioned in the middle position by adjusting the adjusting bolts; the resilience structure is as follows: one end of the tension spring with the hook is arranged on the adjusting bolt, the other end of the tension spring with the hook is arranged on the horizontal follow-up seat, and the horizontal follow-up seat can rebound in the horizontal direction through the tension spring with the hook.
Further, the vertical follower mechanism: the horizontal follow-up seat is provided with a vertical moving slide block, and the centering device is provided with a vertical moving slide rail matched with the vertical moving slide block; the horizontal follow-up seat is also provided with a lifting motor and a gear connected with the lifting motor, and the gear is engaged with a rack on the centering device to move.
Furthermore, the lifting motor is matched with a lifting speed reducer, and the output end of the lifting speed reducer is provided with the gear.
Furthermore, a centering screw rod is arranged in the centering device, the centering screw rod is connected with a centering motor, a roller seat is arranged on the centering screw rod, the roller seat can synchronously move in a centering mode through the centering screw rod, an air cylinder and a carrier roller are arranged on the roller seat, the air cylinder is connected with a clamping block, and the clamping block can clamp welded pipes to be cut with different diameters.
Furthermore, each centering screw is provided with a respective speed reducer, the speed reducers connected to the two oppositely arranged centering screws are synchronously connected, and the two speed reducers are connected with the same centering motor.
Furthermore, the speed reducers connected to the two parallel centering screws are connected with each other through a connecting sleeve.
Furthermore, the centering device is provided with a vertical follow-up seat, the centering screw rod and the roller holder are arranged in the vertical follow-up seat, and the speed reducer and the motor are arranged outside the vertical follow-up seat.
Further, the base, the horizontal follow-up mechanism, the horizontal follow-up seat, the vertical follow-up mechanism and the centering device are sequentially arranged, and the centering device is provided with a rotary cutting mechanism.
The invention has the following advantages:
the follow-up clamping device is applied to a laser flying saw machine, can realize follow-up clamping of a flying saw on a welded pipe, and is more suitable for cutting the welded pipe with poor linearity. The follow-up clamping of the steel pipe bending upwards and downwards can be realized by controlling the lifting motor, and the follow-up clamping of the steel pipe bending leftwards and rightwards can be realized by the hook-provided tension springs arranged on the two sides of the centering device.
Particularly in a large-diameter welded pipe production line, the follow-up clamping device can reduce the requirement on the integral rigidity of the laser flying saw machine, thereby reducing the volume and the cost of the integral equipment and having positive significance for prolonging the service life of the equipment.
Drawings
FIG. 1 is a schematic diagram of a prior art laser flying saw;
FIG. 2 is a schematic view of the structure of the present invention 1;
FIG. 3 is a schematic structural diagram of the present invention 2;
FIG. 4 is a schematic view of the centering device of the present invention;
the cutting machine comprises a cutting head A, a rotating large disc mechanism B, an inlet clamping roller mechanism C, an outlet clamping roller mechanism D, a large disc central line E and a machine bed F;
1-a lifting motor, 2-a lifting speed reducer, 3-a centering device, 4-a rotary cutting mechanism, 6-a base, 7-a horizontal moving guide rail, 8-a horizontal moving slide block, 10-an adjusting bolt, 11-a hooked tension spring, 12-a horizontal follow-up seat, 13-a vertical moving slide rail, 14-a vertical moving slide block and 15-a gear;
301-vertical follow-up seat, 302-rack, 303-second speed reducer, 304-centering motor, 305-first speed reducer, 306-connecting sleeve, 307-centering screw rod, 308-roller seat, 309-centering nut, 310-cylinder, 311-clamping block and 312-roller.
Detailed Description
The invention is further described below with reference to the accompanying drawings and examples.
The structure of the follow-up clamping device for the laser flying saw of the embodiment is shown in fig. 2 and fig. 3, and comprises a base 6, a horizontal follow-up mechanism, a horizontal follow-up base 12, a vertical follow-up mechanism and a centering device 3, wherein a rotary cutting mechanism 4 is arranged on the centering device 3. The horizontal follow-up mechanism is located between the base 6 and the horizontal follow-up seat 12, so that the horizontal follow-up seat 12 can move on the base 6 in a horizontal linear mode, the position of the horizontal follow-up seat 12 is fixed through the adjusting bolt 10, and the horizontal follow-up seat 12 has certain resilience in the horizontal direction through the hook-provided tension spring 11. And the vertical follow-up mechanism is positioned between the horizontal follow-up seat 12 and the centering device 3 and is used for adjusting the height of the centering device 3.
Specifically, the base 6 is provided with 4 horizontal moving guide rails 7, the horizontal follow-up seat 12 is provided with 4 horizontal moving sliding blocks 8, and the horizontal follow-up seat 12 is arranged on the base 6 through the horizontal moving guide rails 7 and the horizontal moving sliding blocks 8, so that the horizontal follow-up seat 12 can horizontally and linearly move on the base 6; in addition, the two ends of the base 6 are provided with 4 adjusting bolts 10 in the horizontal direction, one end of each of the 4 hooked tension springs 11 is arranged on the adjusting bolt 10, the other end of each hooked tension spring 11 is arranged on the horizontal follow-up seat 12, the horizontal follow-up seat 12 can be located at the middle position by adjusting the adjusting bolts 10 at the two ends, and the hooked tension springs 11 at the two ends enable the horizontal follow-up seat 12 to have certain resilience in the horizontal direction. Here, the actuator such as an air cylinder, an oil cylinder, an electric cylinder and the like can be used for replacing the tension spring 11 with the hook, the purpose of resilience can be achieved, but the cost performance of the tension spring 11 with the hook is high.
The horizontal follow-up seat 12 and the other surface corresponding to the horizontal follow-up mechanism are provided with 4 vertical moving sliders 14, the centering device 3 is arranged on the vertical moving sliders 14 and can move up and down relatively, and the rotary cutting mechanism 4 is arranged on the centering device 3. The horizontal follow-up seat 12 is also provided with a lifting speed reducer 2, a lifting motor 1 is arranged at the input end of the lifting speed reducer 2, a gear 15 is arranged at the output end of the lifting speed reducer 2, and the gear 15 is meshed with a rack 302 on the centering device 3 for movement. The lifting motor 1 is electrically connected with a control system of the laser flying saw.
Detailed components of the centering device 3 as shown in fig. 4, the centering device 3 is provided with a vertical follow-up base 301, a rack 302 is arranged on the vertical follow-up base 301, and the rack 302 is meshed with the gear 15; the vertical follow-up base 301 is provided with 4 vertical moving slide rails 13 which can be matched with the vertical moving slide blocks 14, and the centering device 3 is arranged on the horizontal follow-up base 12 through the vertical moving slide rails 13 and the vertical moving slide blocks 14, so that the centering device 3 can vertically move in a straight line.
In summary, since the horizontal follower 12 can move linearly on the base 6 horizontally and the centering device 3 can move linearly vertically, the centering device 3 can move freely in a plane parallel to the horizontal follower 12.
Four centering lead screws 307 are arranged in the vertical follow-up seat 301, and the two centering lead screws 307 are transverse and longitudinal; the idler roller seat 308 is arranged on the centering screw 307, the idler roller seat 308 can synchronously move in a centering mode through the centering screw 307, the air cylinder 310 and the idler roller 312 are arranged on the idler roller seat 308, the clamping block 311 is arranged on the air cylinder 310, the idler roller 312, the air cylinder 310, the clamping block 311 and the idler roller seat 308 in the vertical follow-up seat 301 of the centering device 3 are organically combined into a whole, when pipes with different pipe diameters are clamped, the stroke of the clamping block 311 is the same, the clamping block 311 does not need to be replaced, production is convenient, and cost is reduced.
Four speed reducers are arranged on the vertical follow-up base 301, and comprise a first speed reducer 305, a second speed reducer 303 and the like, each speed reducer is connected with a respective centering screw 307, the speed reducers connected on the two parallel centering screws 307 are mutually connected and synchronized, and for example, a connecting sleeve 306 is arranged between the first speed reducer 305 and the second speed reducer 303. Two synchronously moving speed reducers share one centering motor 304, and in the embodiment, two centering motors 304 are arranged, wherein the centering motors 304 are arranged on the second speed reducer 303. The centering motor 304 is electrically connected with a control system of the laser flying saw.
The working mode of the follow-up clamping device for the laser flying saw of the embodiment is as follows:
the horizontal follow-up seat 12 reaches the position required by welded pipe production in the horizontal direction by adjusting the adjusting bolt 10 and the tension spring with hook 11;
the height of the centering device 3 reaching the production requirement of the welded pipe is adjusted by controlling the lifting motor 1 to drive the gear 15;
when the welded pipe passes through the centering device 3, the centering motor 304 drives the first speed reducer 305 and the second speed reducer 303, so as to drive the centering screw 307, so that the upper, lower, left and right carrier rollers 312 are attached to the welded pipe, the welded pipe is concentric with the centering device 3, and the rotary cutting mechanism 4 is also concentric with the welded pipe; when the welded pipe reaches the fixed length, the cylinder 310 drives the clamping block 311 to clamp the welded pipe, and the welded pipe can be cut off by rotating the rotary cutting mechanism 4 for one circle.
The above description is only a preferred embodiment of the present invention, and should not be construed as limiting the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (9)
1. A follow-up clamping device for a laser flying saw is characterized by comprising a base, a horizontal follow-up mechanism, a horizontal follow-up seat, a vertical follow-up mechanism and a centering device; the horizontal follow-up mechanism is positioned between the base and the horizontal follow-up seat, so that the horizontal follow-up seat moves horizontally on the base, and the horizontal follow-up seat realizes follow-up clamping of the welded pipe to be cut bent leftwards or rightwards in the horizontal direction through the rebound structure; the vertical follow-up mechanism is positioned between the horizontal follow-up seat and the centering device, so that the centering device moves up and down to realize follow-up clamping of upward or downward bending of the welded pipe to be cut.
2. The follow-up clamp device for a laser flying saw as claimed in claim 1, wherein the horizontal follow-up mechanism: the base is provided with a horizontal moving guide rail, and the horizontal follow-up seat is provided with a horizontal moving sliding block matched with the horizontal moving guide rail; adjusting bolts in the horizontal direction are arranged at the two ends of the base, and the horizontal follow-up seat is positioned in the middle position by adjusting the adjusting bolts; the resilience structure is as follows: one end of the tension spring with the hook is arranged on the adjusting bolt, the other end of the tension spring with the hook is arranged on the horizontal follow-up seat, and the horizontal follow-up seat can rebound in the horizontal direction through the tension spring with the hook.
3. A follow-up clamp device for a laser flying saw as claimed in claim 1 or 2, wherein the vertical follow-up mechanism: the horizontal follow-up seat is provided with a vertical moving slide block, and the centering device is provided with a vertical moving slide rail matched with the vertical moving slide block; the horizontal follow-up seat is also provided with a lifting motor and a gear connected with the lifting motor, and the gear is engaged with a rack on the centering device to move.
4. The follow-up clamping device for the laser flying saw as claimed in claim 3, wherein the lifting motor is provided with a lifting speed reducer, and the output end of the lifting speed reducer is provided with the gear.
5. The follow-up clamping device for the laser flying saw as claimed in claim 4, wherein the centering device is internally provided with centering lead screws which are oppositely arranged, the centering lead screws are connected with a centering motor, the centering lead screws are provided with idler seats, the idler seats can be synchronously centered and moved through the centering lead screws, the idler seats are provided with air cylinders and idler rollers, the air cylinders are connected with clamping blocks, and the clamping blocks can clamp welded pipes to be cut with different diameters.
6. The follow-up clamping device for the laser flying saw as claimed in claim 5, wherein each centering screw is provided with a respective speed reducer, the speed reducers connected to the two oppositely arranged centering screws are synchronously connected, and the two speed reducers are connected with the same centering motor.
7. The follow-up clamping device for the laser flying saw as claimed in claim 6, wherein the speed reducers connected to the two parallel centering screws are connected with each other through a connecting sleeve.
8. The follow-up clamping device for the laser flying saw as claimed in claim 6, wherein the centering device is provided with a vertical follow-up seat, the centering lead screw and the roller seat are arranged in the vertical follow-up seat, and the speed reducer and the motor are arranged outside the vertical follow-up seat.
9. The follow-up clamping device for the laser flying saw as claimed in claim 1 or 2, wherein the base, the horizontal follow-up mechanism, the horizontal follow-up seat, the vertical follow-up mechanism and the centering device are sequentially arranged, and a rotary cutting mechanism is arranged outside the centering device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120613883.9U CN214769748U (en) | 2021-03-26 | 2021-03-26 | Follow-up clamping device for laser flying saw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120613883.9U CN214769748U (en) | 2021-03-26 | 2021-03-26 | Follow-up clamping device for laser flying saw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214769748U true CN214769748U (en) | 2021-11-19 |
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ID=78667206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120613883.9U Active CN214769748U (en) | 2021-03-26 | 2021-03-26 | Follow-up clamping device for laser flying saw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214769748U (en) |
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2021
- 2021-03-26 CN CN202120613883.9U patent/CN214769748U/en active Active
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