CN214184608U - Horizontal puncher capable of quickly replacing lower guide plate - Google Patents
Horizontal puncher capable of quickly replacing lower guide plate Download PDFInfo
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- CN214184608U CN214184608U CN202023021980.3U CN202023021980U CN214184608U CN 214184608 U CN214184608 U CN 214184608U CN 202023021980 U CN202023021980 U CN 202023021980U CN 214184608 U CN214184608 U CN 214184608U
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- wedge
- guide plate
- lower guide
- sliding block
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Abstract
The invention discloses a horizontal puncher capable of quickly replacing a lower guide plate, and solves the problems that the conventional lower guide plate device of the horizontal puncher is complex in overhauling and replacing operation, time-consuming and labor-consuming. The guide sleeve arranged right ahead the rolling pass is arranged on a swing frame capable of rotating by 90 degrees, a box body base for fixing the lower guide plate is designed into a fixed wedge-shaped box body and a sliding seat block capable of sliding out right ahead the rolling pass on the wedge-shaped top surface of the wedge-shaped box body, when the lower guide plate needs to be replaced, the swing frame provided with the guide sleeve is rotated by 90 degrees, the front space for sliding out the sliding seat is opened, then the sliding seat block on the wedge-shaped top surface of the wedge-shaped box body slides out to the front of a rolling line, and the lower guide plate can be replaced conveniently; the invention only changes the structure of the guide sleeve and the lower guide plate of the horizontal puncher slightly, namely, the operation of replacing the lower guide plate can be realized without opening the upper machine cover and moving the left and the right rollers.
Description
Technical Field
The invention relates to seamless steel tube production equipment, in particular to a horizontal puncher capable of quickly replacing a lower guide plate.
Background
In the rolling of the seamless steel tube, the perforation is a first procedure, namely, a solid tube blank is perforated into a hollow billet; the two rollers of the horizontal perforating machine are arranged in left and right directions on two sides of a rolling line, an upper guide plate device is arranged above the rolling line, a lower guide plate device is arranged below the rolling line, the left and right rollers and the upper and lower guide plates form a rolling pass, a guide sleeve is arranged on the inlet side right in front of the pass to guide the pipe blank, the guide sleeve is fixedly arranged on a supporting block of a frame base, and the lower guide plate is fixed on the top end surface of a lower guide plate seat of a box-shaped structure; in the process of piercing and rolling, the lower guide plate is seriously worn and consumed, and particularly when stainless steel or other high-temperature alloy material pipes are rolled, the lower guide plate is more frequently damaged and needs to be frequently overhauled and replaced; when the lower guide plate is overhauled and replaced, firstly, an upper cover of the horizontal perforating machine needs to be opened, then the distance between the left roller and the right roller is enlarged, the lower guide plate can be exposed, and the lower guide plate can be overhauled and replaced; therefore, the structure of the lower guide plate device of the existing horizontal puncher has the defects of complex lower guide plate overhauling and replacing operation, time and labor consumption, and how to quickly finish the overhauling and replacing of the lower guide plate becomes a technical problem to be solved on site.
Disclosure of Invention
The invention provides a horizontal puncher capable of quickly replacing a lower guide plate, and solves the technical problems that the conventional lower guide plate device of the horizontal puncher is complex in overhauling and replacing operation, time-consuming and labor-consuming.
The invention solves the technical problems by the following technical scheme:
the general concept of the invention is as follows: the guide sleeve arranged on the inlet side right in front of the rolling pass is arranged on a swing frame capable of rotating by 90 degrees, a box body base for fixing the lower guide plate is designed into a fixed wedge-shaped box body and a sliding seat block capable of sliding out to the right in front of the rolling pass on the wedge-shaped top surface of the wedge-shaped box body, when the lower guide plate needs to be replaced, the swing frame provided with the guide sleeve is rotated by 90 degrees, the front space for sliding out the sliding seat is opened, then the sliding seat block on the wedge-shaped top surface of the wedge-shaped box body slides out to the front of a rolling line, and the lower guide plate can be replaced conveniently; the invention only changes the structure of the guide sleeve and the lower guide plate of the horizontal puncher slightly, namely, the operation of replacing the lower guide plate can be realized without opening the upper machine cover and moving the left and the right rollers.
A horizontal perforating machine capable of quickly replacing a lower guide plate comprises a perforating machine frame base, wherein a left side frame and a right side frame are fixedly arranged on the perforating machine frame base in parallel, a frame upper cover is arranged between the top end of the left side frame and the top end of the right side frame, an upper guide plate device is hung on the lower bottom surface of the frame upper cover, an upper guide plate is arranged on the upper guide plate device, a lower guide plate device is arranged on the perforating machine frame base, a lower guide plate is arranged on the lower guide plate device, a left roller and a right roller are respectively arranged between the left side frame and the right side frame, the left roller, the right roller, the upper guide plate and the lower guide plate jointly form a rolling pass, a guide sleeve is arranged on a rolling line at the inlet side of the rolling pass, and the guide sleeve is arranged on a movable swing frame; the lower guide plate device is composed of a wedge-shaped top surface sliding seat box and a wedge-shaped sliding block, the lower bottom surface of the wedge-shaped sliding block is in sliding fit with the wedge-shaped top surface of the wedge-shaped top surface sliding seat box, and a lower guide plate is arranged on the top end surface of the wedge-shaped sliding block.
A rotary support shaft of a movable swing frame is arranged on a frame base of the perforating machine on the right side of a rolling pass, the movable swing frame is hinged on the rotary support shaft, a swing cylinder output shaft end hinge seat is arranged on a right vertical surface of the movable swing frame, a swing cylinder body hinge seat is arranged on a frame on the right side, a cylinder body of a swing cylinder is hinged on the swing cylinder body hinge seat, and the top end of an output shaft of the swing cylinder is hinged on the swing cylinder output shaft end hinge seat; and a guide sleeve pressing cylinder is arranged on the lower bottom surface of the upper cover of the frame, and the shaft end surface of the output shaft extending downwards of the guide sleeve pressing cylinder is movably abutted with the guide sleeve.
A wedge-shaped slide block sliding driving rack is arranged on the lower bottom surface of the wedge-shaped slide block, a slide block driving cylinder is arranged on a left vertical plate of the wedge-shaped top surface slide seat box, an output shaft of the slide block driving cylinder is horizontally and movably arranged on a box bottom plate of the wedge-shaped top surface slide seat box, a second driving rack is connected to the output shaft of the slide block driving cylinder, and a first intermediate gear and a second intermediate gear are arranged between the wedge-shaped slide block sliding driving rack and the second driving rack; a sliding block pressing cylinder is arranged on a right side vertical plate of the wedge-shaped top surface sliding seat box, a sliding block pressing swing rod pin shaft is arranged between a front side vertical plate of the wedge-shaped top surface sliding seat box and a rear side vertical plate of the wedge-shaped top surface sliding seat box, a sliding block pressing swing rod is hinged to the sliding block pressing swing rod on the sliding block pressing swing rod pin shaft, the right end of the sliding block pressing swing rod is hinged to the end of an output shaft of the sliding block pressing cylinder through a sliding block pressing cylinder output shaft end hinge shaft, and the left end of the sliding block pressing swing rod is movably connected with the right side end vertical surface of the wedge-shaped sliding block in a jacking mode.
A quick replacement method for a lower guide plate of a horizontal punching machine is characterized by comprising the following steps:
the method comprises the following steps that firstly, a guide sleeve pressing cylinder is controlled to enable an output shaft extending downwards of the guide sleeve pressing cylinder to retract upwards, and a swinging cylinder is controlled to enable the output shaft of the swinging cylinder to retract, so that a movable swinging frame is driven to rotate for 90 degrees around a rotating support shaft, the guide sleeve is enabled to leave a right rolling line of a rolling pass, and a space is vacated for a wedge-shaped sliding block to slide out rightwards;
secondly, the sliding block pressing cylinder is controlled to enable the sliding block pressing swing rod to swing clockwise, and the top pressure of the sliding block pressing swing rod on the wedge-shaped sliding block is relieved;
thirdly, the second driving rack is moved rightwards by controlling the sliding block driving cylinder, a second intermediate gear meshed with the second driving rack rotates anticlockwise, a first intermediate gear meshed with the second intermediate gear rotates clockwise, a wedge-shaped sliding block meshed with the first intermediate gear slides to drive the sliding block to slide rightwards, and a lower guide plate on the wedge-shaped sliding block moves to the right outer sides of the two rollers from a rolling pass;
fourthly, after the lower guide plate is replaced, controlling a slide block driving cylinder to enable a second driving rack to move leftwards, enabling a second intermediate gear meshed with the second driving rack to rotate clockwise, enabling a first intermediate gear meshed with the second intermediate gear to rotate anticlockwise, enabling a wedge-shaped slide block meshed with the first intermediate gear to slide to drive a wedge-shaped slide block to slide leftwards, and enabling the lower guide plate on the wedge-shaped slide block to move back to a rolling position in a rolling pass;
fifthly, the sliding block pressing cylinder is controlled to enable the sliding block pressing swing rod to swing anticlockwise so as to form top pressing locking of the upper end of the sliding block pressing swing rod on the wedge-shaped sliding block;
and sixthly, controlling the swing cylinder to extend an output shaft of the swing cylinder, so that the movable swing frame is driven to rotate 90 degrees around the direction of the rolling line of the rotary support shaft, the guide sleeve returns to the rolling line on the right side of the rolling pass, and the whole replacement process of the lower guide plate is completed.
The invention realizes the quick replacement of the lower guide plate without opening the upper machine cover and moving the two rollers, and is particularly suitable for the horizontal type puncher to use when rolling stainless steel or other high-temperature alloy pipes.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a diagram showing the positional relationship between the rolling pass 11 consisting of the left roller 7, the right roller 8, the upper guide plate 6 and the lower guide plate 10 and the guide sleeve 12 when the hollow billet is rolled;
FIG. 3 is a diagram showing the positional relationship between the guide sleeve 12 and the pass 11 formed by the roller 7, the right roller 8, the upper guide plate 6 and the lower guide plate 10 when the guide sleeve 12 of the present invention is rotated to move away from the pass line;
FIG. 4 is a schematic view of the wedge-shaped top shoe box 19 and wedge-shaped shoe 20 of the present invention in a rolling station;
FIG. 5 is a schematic view of the wedge-shaped top shoe box 19 and wedge-shaped shoe 20 of the present invention in the lower shoe replacement position;
fig. 6 is a diagram showing the fit relationship of the wedge-shaped slider 20 of the guide sleeve 12 after the guide sleeve 12 of the present invention leaves the right pass line of the pass 11.
Detailed Description
The invention is described in detail below with reference to the accompanying drawings:
a horizontal puncher capable of realizing quick replacement of a lower guide plate comprises a puncher frame base 1, a left side frame 2 and a right side frame 3 are fixedly arranged on the puncher frame base 1 in parallel respectively, an upper frame cover 4 is arranged between the top end of the left frame 2 and the top end of the right frame 3, an upper guide plate device 5 is hung on the lower bottom surface of the upper frame cover 4, an upper guide plate 6 is arranged on the upper guide plate device 5, a lower guide plate device 9 is arranged on the base 1 of the frame of the perforating machine, a lower guide plate 10 is arranged on the lower guide plate device 9, a left roller 7 and a right roller 8 are respectively arranged between the left side frame 2 and the right side frame 3, the left roller 7, the right roller 8, the upper guide plate 6 and the lower guide plate 10 jointly form a rolling pass 11, a guide sleeve 12 is arranged on a rolling line at the front side of the rolling pass 11, and the guide sleeve 12 is arranged on a movable swing frame 13; the lower guide plate device 9 is composed of a wedge-shaped top surface sliding seat box 19 and a wedge-shaped sliding block 20, the lower bottom surface of the wedge-shaped sliding block 20 is matched with the wedge-shaped top surface of the wedge-shaped top surface sliding seat box 19 in a sliding mode, and a lower guide plate 10 is arranged on the top end surface of the wedge-shaped sliding block 20.
A rotary supporting shaft 14 of a movable swing frame 13 is arranged on a piercer frame base 1 on the rear side of a rolling line on the right side of a rolling pass 11, the movable swing frame 13 is hinged on the rotary supporting shaft 14, a swing cylinder output shaft end hinging seat 18 is arranged on the right vertical surface of the movable swing frame 13, a swing cylinder body hinging seat 16 is arranged on a frame 3 on the right side, a cylinder body of a swing cylinder 17 is hinged on the swing cylinder body hinging seat 16, and the top end of an output shaft of the swing cylinder 17 is hinged on the swing cylinder output shaft end hinging seat 18; a guide sleeve pressing oil cylinder 15 is arranged on the lower bottom surface of the upper cover 4 of the machine frame, and the shaft end surface of an output shaft extending downwards of the guide sleeve pressing oil cylinder 15 is movably connected with the guide sleeve 12 in a propping mode.
A wedge-shaped sliding block sliding driving rack 21 is arranged on the lower bottom surface of the wedge-shaped sliding block 20, a sliding block driving cylinder 25 is arranged on a left vertical plate of the wedge-shaped top surface sliding seat box 19, an output shaft of the sliding block driving cylinder 25 is horizontally and movably arranged on a box bottom plate 26 of the wedge-shaped top surface sliding seat box 19, a second driving rack 24 is connected to the output shaft of the sliding block driving cylinder 25, and a first intermediate gear 22 and a second intermediate gear 23 are arranged between the wedge-shaped sliding block sliding driving rack 21 and the second driving rack 24; a slide block pressing cylinder 27 is arranged on a right side vertical plate of the wedge-shaped top surface slide seat box 19, a slide block pressing swing rod pin shaft 30 is arranged between a front side vertical plate of the wedge-shaped top surface slide seat box 19 and a rear side vertical plate of the wedge-shaped top surface slide seat box 19, a slide block pressing swing rod 29 is hinged on the slide block pressing swing rod pin shaft 30, the right end of the slide block pressing swing rod 29 is hinged with the output shaft end of the slide block pressing cylinder through a slide block pressing cylinder output shaft end hinge shaft 28, and the left end of the slide block pressing swing rod 29 is movably abutted with the right side end vertical surface of the wedge-shaped slide block 20; the guide sleeve pressing oil cylinder 15, the swinging cylinder 17, the sliding block driving cylinder 25 and the sliding block pressing cylinder 27 can be oil cylinders or air cylinders, and can be controlled by an electric controller.
A quick replacement method for a lower guide plate of a horizontal punching machine is characterized by comprising the following steps:
firstly, the output shaft extending downwards of the guide sleeve pressing cylinder 15 is retracted upwards by controlling the guide sleeve pressing cylinder 15, and the output shaft of the swinging cylinder 17 is retracted by controlling the swinging cylinder 17, so that the movable swinging frame 13 is driven to rotate for 90 degrees around the rotating support shaft 14, the guide sleeve 12 is separated from the right rolling line of the rolling pass 11, and a space is vacated for the wedge-shaped sliding block 20 to slide out rightwards;
secondly, the sliding block pressing cylinder 27 is controlled to enable the sliding block pressing swing rod 29 to swing clockwise, and the top pressure of the sliding block pressing swing rod 29 on the wedge-shaped sliding block 20 is relieved;
thirdly, the second driving rack 24 is moved rightwards by controlling the slide block driving cylinder 25, the second intermediate gear 23 meshed with the second driving rack 24 rotates anticlockwise, the first intermediate gear 22 meshed with the second intermediate gear 23 rotates clockwise, the wedge slide block meshed with the first intermediate gear 22 slides to drive the rack 21 to drive the wedge slide block 20 to slide rightwards, and the lower guide plate 10 on the wedge slide block 20 moves to the right outer sides of the two rollers from the rolling pass 11;
fourthly, after the lower guide plate 10 is replaced, controlling a slide block driving cylinder 25 to enable a second driving rack 24 to move leftwards, enabling a second intermediate gear 23 meshed with the second driving rack 24 to rotate clockwise, enabling a first intermediate gear 22 meshed with the second intermediate gear 23 to rotate anticlockwise, enabling a wedge-shaped slide block meshed with the first intermediate gear 22 to slide and drive a rack 21 to drive a wedge-shaped slide block 20 to slide leftwards, and enabling the lower guide plate 10 on the wedge-shaped slide block 20 to move back to a rolling position in a rolling pass 11;
fifthly, the sliding block pressing cylinder 27 is controlled to enable the sliding block pressing swing rod 29 to swing anticlockwise so as to form the pressing and locking of the upper end of the sliding block pressing swing rod 29 on the wedge-shaped sliding block 20;
and sixthly, controlling the swinging cylinder 17 to extend an output shaft of the swinging cylinder 17, so as to drive the movable swinging frame 13 to rotate 90 degrees around the rotating support shaft 14 towards the rolling line direction, and enabling the guide sleeve 12 to return to the right rolling line of the rolling pass 11, thereby completing the whole replacement process of the lower guide plate 10.
Claims (3)
1. A horizontal type perforating machine capable of quickly replacing a lower guide plate comprises a perforating machine frame base (1), a left side frame (2) and a right side frame (3) are fixedly arranged on the perforating machine frame base (1) in parallel, a frame upper cover (4) is arranged between the top end of the left side frame (2) and the top end of the right side frame (3), an upper guide plate device (5) is hung on the lower bottom surface of the frame upper cover (4), an upper guide plate (6) is arranged on the upper guide plate device (5), a lower guide plate device (9) is arranged on the perforating machine frame base (1), a lower guide plate (10) is arranged on the lower guide plate device (9), a left roller (7) and a right roller (8) are respectively arranged between the left side frame (2) and the right side frame (3), a left roller (7), a right roller (8), an upper guide plate (6) and a lower guide plate (10) jointly form a rolling pass (11), a guide sleeve (12) is arranged on a rolling line at the inlet side of the rolling pass (11), and the guide sleeve (12) is arranged on a movable swing frame (13); the lower guide plate device (9) is composed of a wedge-shaped top surface sliding seat box (19) and a wedge-shaped sliding block (20), the lower bottom surface of the wedge-shaped sliding block (20) is in sliding fit with the wedge-shaped top surface of the wedge-shaped top surface sliding seat box (19), and a lower guide plate (10) is arranged on the top end surface of the wedge-shaped sliding block (20).
2. The horizontal type perforating machine capable of realizing quick replacement of the lower guide plate according to claim 1, characterized in that a rotary support shaft (14) of a movable swing frame (13) is arranged on a perforating machine frame base (1) on the right side of the rolling pass (11), the movable swing frame (13) is hinged on the rotary support shaft (14), a swing cylinder output shaft end hinge base (18) is arranged on the right vertical surface of the movable swing frame (13), a swing cylinder body hinge base (16) is arranged on the right side frame (3), a cylinder body of a swing cylinder (17) is hinged on the swing cylinder body hinge base (16), and the top end of an output shaft of the swing cylinder (17) is hinged on the swing cylinder output shaft end hinge base (18); a guide sleeve pressing cylinder (15) is arranged on the lower bottom surface of the upper cover (4) of the frame, and the shaft end surface of an output shaft extending downwards of the guide sleeve pressing cylinder (15) is movably abutted with the guide sleeve (12).
3. The horizontal type perforating machine capable of realizing quick replacement of the lower guide plate according to claim 1 or 2, characterized in that a wedge-shaped slide block sliding driving rack (21) is arranged on the lower bottom surface of the wedge-shaped slide block (20), a slide block driving cylinder (25) is arranged on the left vertical plate of the wedge-shaped top surface slide seat box (19), the output shaft of the slide block driving cylinder (25) is horizontally and movably arranged on the box bottom plate (26) of the wedge-shaped top surface slide seat box (19), a second driving rack (24) is connected on the output shaft of the slide block driving cylinder (25), and a first intermediate gear (22) and a second intermediate gear (23) are arranged between the wedge-shaped slide block sliding driving rack (21) and the second driving rack (24); a sliding block pressing cylinder (27) is arranged on a right side vertical plate of a wedge-shaped top surface sliding seat box (19), a sliding block pressing swing rod pin shaft (30) is arranged between a front side vertical plate of the wedge-shaped top surface sliding seat box (19) and a rear side vertical plate of the wedge-shaped top surface sliding seat box (19), a sliding block pressing swing rod pin shaft (30) is hinged to the sliding block pressing swing rod pin shaft (30), a sliding block pressing swing rod (29) is hinged to the right end of the sliding block pressing swing rod (29) through a sliding block pressing cylinder output shaft end hinge shaft (28) and the sliding block pressing cylinder output shaft end, and the left end of the sliding block pressing swing rod (29) is movably abutted to the right side end vertical surface of the wedge-shaped sliding block (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023021980.3U CN214184608U (en) | 2020-12-16 | 2020-12-16 | Horizontal puncher capable of quickly replacing lower guide plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023021980.3U CN214184608U (en) | 2020-12-16 | 2020-12-16 | Horizontal puncher capable of quickly replacing lower guide plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214184608U true CN214184608U (en) | 2021-09-14 |
Family
ID=77652745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023021980.3U Active CN214184608U (en) | 2020-12-16 | 2020-12-16 | Horizontal puncher capable of quickly replacing lower guide plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214184608U (en) |
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2020
- 2020-12-16 CN CN202023021980.3U patent/CN214184608U/en active Active
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