CN216029014U

CN216029014U - Clamping device for H-shaped steel centering assembly machine

Info

Publication number: CN216029014U
Application number: CN202122184862.2U
Authority: CN
Inventors: 杨欧; 丁小燕
Original assignee: Shanghai Jinghong Metal Products Co ltd
Current assignee: Shanghai Jinghong Metal Products Co ltd
Priority date: 2021-09-10
Filing date: 2021-09-10
Publication date: 2022-03-15
Anticipated expiration: 2031-09-10

Abstract

The utility model relates to the technical field of assembling machines and discloses a clamping device for an H-shaped steel centering assembling machine. This clamping device for H shaped steel centering assemblage machine, through setting up branch, connecting rod and arm lock, and rotate the top of branch and the adjustable shelf and the side and be connected, when the adjustable shelf removed along with the start-up of first pneumatic cylinder, branch can drive connecting rod and arm lock rotation along with the removal of adjustable shelf, thereby the messenger is located the arm lock of frame both sides can synchronous operation, the purpose of accurate centering web has been reached, later the starter motor, can press from both sides tightly and centering pterygoid lamina through the relative removal of two centering supporting shoes, and then realized the purpose of the accurate centering of web and pterygoid lamina.

Description

Clamping device for H-shaped steel centering assembly machine

Technical Field

The utility model relates to the technical field of assembling machines, in particular to a clamping device for an H-shaped steel centering assembling machine.

Background

The H-shaped steel centering and assembling machine is a device for stabilizing and clamping steel through a hydraulic system and then welding the clamped steel, thereby producing H-shaped steel.

H shaped steel need utilize the assemblage machine to put pterygoid lamina and web centering together in process of production, weld it after convenient, but present most H shaped steel centering assemblage machine all adopts unilateral mode of adjusting to press from both sides pterygoid lamina and web tightly, and the accuracy of pterygoid lamina and web centering is difficult to the mode of unilateral regulation, still need use the levelling machine to correct H shaped steel after the welding is accomplished, the work efficiency of H shaped steel production has been reduced, and the arm lock of present most H shaped steel centering assemblage machine all is in fixed height, when the web of H shaped steel is higher, under the oppression of its own weight, the condition of slope appears easily in the web, can't guarantee web perpendicular to pterygoid lamina, thereby the H shaped steel quality that leads to producing goes wrong.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a clamping device for an H-shaped steel centering assemblage machine, which has the advantages of accurately realizing the centering of a web plate and a wing plate and adjusting the clamping height of a clamping arm, and solves the problem that most H-shaped steels cannot stably support a higher web plate due to the fact that the correction and the height fixing of the clamping arm of the assemblage machine are needed after the welding is finished.

The utility model provides the following technical scheme: a clamping device for an H-shaped steel centering assemblage machine comprises a rack, wherein a portal is welded on the upper surface of the rack, a first hydraulic cylinder is fixedly mounted at the top of the portal, the bottom end of a piston rod of the first hydraulic cylinder penetrates through the portal and is fixedly mounted with a movable frame, the inner wall of the rack is rotatably connected with a conveying roller, the side surface of the movable frame is rotatably connected with a support rod, the bottom end of the support rod is rotatably connected with a switching slide block, the side surface of the switching slide block is rotatably connected with a connecting rod, the upper surface of the rack is respectively and fixedly mounted with a slide rail and a switching seat, the lower surface of the switching slide block is slidably connected with the inner wall of the slide rail, the surface of the switching seat is rotatably connected with a clamping arm, the clamping arm is connected with the switching slide block through a connecting rod in a transmission manner, one end of the clamping wheel is arranged at one end of the clamping arm, a positioning rod is welded on the upper surface of the clamping arm, and a support arm is sleeved on the surface of the positioning rod in a sliding manner, the top of support arm is provided with the adjustment disk, the bottom welding of adjustment disk has the screw rod, support arm and arm lock are run through respectively to the bottom of screw rod, and support arm threaded connection is on the surface of screw rod.

Preferably, the inner wall fixed mounting of adjustable shelf has the second pneumatic cylinder, the bottom of second pneumatic cylinder piston rod runs through adjustable shelf and fixed mounting has the roller shell, the inner wall of roller shell rotates and is connected with the compression roller, and the compression roller is located the top of frame center department.

Preferably, the number of the positioning rods is two, and the two positioning rods are all sleeved with the support arm.

Preferably, the surface of the screw is fixedly sleeved with two positioning rings, and the two positioning rings are respectively positioned above and below the clamping arm.

Preferably, a slide bar is fixedly mounted on the inner wall of the rack, a centering support block is slidably sleeved on the surface of the slide bar, a centering pinch roller is arranged at the top of the centering support block, a threaded hole is formed in the side surface of the centering support block, a rotating shaft is connected to the inner wall of the threaded hole in a threaded manner, one end of the rotating shaft is rotatably connected with the inner wall of the rack, the other end of the rotating shaft penetrates through the rack and is fixedly mounted with a motor, and the motor is fixedly mounted on the side surface of the rack.

Preferably, the number of the centering support blocks is two, the two centering support blocks are respectively sleeved at two ends of the rotating shaft, and threads at two ends of the surface of the rotating shaft are opposite.

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

1. this clamping device for H shaped steel centering assemblage machine, through setting up branch, connecting rod and arm lock, and rotate the top of branch and the adjustable shelf and the side and be connected, when the adjustable shelf removed along with the start-up of first pneumatic cylinder, branch can drive connecting rod and arm lock rotation along with the removal of adjustable shelf, thereby the messenger is located the arm lock of frame both sides can synchronous operation, the purpose of accurate centering web has been reached, later the starter motor, can press from both sides tightly and centering pterygoid lamina through the relative removal of two centering supporting shoes, and then realized the purpose of the accurate centering of web and pterygoid lamina.

2. This clamping device for H shaped steel centering assemblage machine sets up the support arm through the top at the arm lock to utilize the locating lever to lead the support arm, when the web of assemblage is higher, make the screw rod rotate through the rotation regulation dish, utilize the screw rod to drive the support arm and reciprocate, be used for increasing the clamping height of arm lock, thereby avoid the web the condition of slope to appear.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of a movable frame according to the present invention;

FIG. 3 is a schematic view of the structure of the strut of the present invention;

FIG. 4 is a schematic diagram of a support arm structure according to the present invention;

FIG. 5 is a schematic view of the structure of the rotating shaft of the present invention.

In the figure: 1. a frame; 2. a gantry; 3. a first hydraulic cylinder; 4. a movable frame; 5. a second hydraulic cylinder; 6. a strut; 7. a motor; 8. a conveying roller; 9. a roller shell; 10. a compression roller; 11. a slide rail; 12. a transfer seat; 13. a transfer slide block; 14. a connecting rod; 15. clamping arms; 16. a pinch wheel; 17. positioning a rod; 18. a support arm; 19. a screw; 20. an adjusting disk; 21. a positioning ring; 22. a slide bar; 23. centering the supporting block; 24. a threaded hole; 25. centering the pinch roller; 26. a rotating shaft.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, a clamping device for H-beam centering assemblage machine comprises a frame 1, a slide bar 22 is fixedly installed on the inner wall of the frame 1, a centering support block 23 is slidably sleeved on the surface of the slide bar 22, a centering pinch roller 25 is arranged at the top of the centering support block 23, a threaded hole 24 is formed in the side surface of the centering support block 23, a rotating shaft 26 is in threaded connection with the inner wall of the threaded hole 24, one end of the rotating shaft 26 is rotatably connected with the inner wall of the frame 1, the other end of the rotating shaft 26 penetrates through the frame 1 and is fixedly installed with a motor 7, the motor 7 is fixedly installed on the side surface of the frame 1, the centering support block 23 can be stably centered and guided by arranging the slide bar 22, when the motor 7 is started, the centering support block 23 clamps the side surface of a wing plate through the centering pinch roller 25 along with the start of the motor 7, so that the wing plate can correspond to the position of a web plate, and the number of the centering support blocks 23 is two, and two centering support blocks 23 are respectively sleeved at two ends of a rotating shaft 26, threads at two ends of the surface of the rotating shaft 26 are opposite, the rotating shaft 26 can drive the two centering support blocks 23 to synchronously move in opposite directions when rotating, so that the aim of accurately centering a wing plate is achieved, a door frame 2 is welded on the upper surface of a frame 1, a first hydraulic cylinder 3 is fixedly arranged at the top of the door frame 2, the bottom end of a piston rod of the first hydraulic cylinder 3 penetrates through the door frame 2 and is fixedly provided with a movable frame 4, a second hydraulic cylinder 5 is fixedly arranged on the inner wall of the movable frame 4, the bottom end of a piston rod of the second hydraulic cylinder 5 penetrates through the movable frame 4 and is fixedly provided with a roller shell 9, the inner wall of the roller shell 9 is rotatably connected with a press roller 10, the press roller 10 is positioned above the center of the frame 1, when the first hydraulic cylinder 3 is started and a clamping arm 15 clamps a web plate through the movable frame 4, the second hydraulic cylinder 5 is started to control the press roller 10 to move downwards, the top end of a web plate is compressed by a compression roller 10, so that the bottom end of the web plate can be attached to the surface of a wing plate, and subsequent welding is facilitated, the inner wall of a frame 1 is rotatably connected with a conveying roller 8, the side surface of a movable frame 4 is rotatably connected with a support rod 6, the bottom end of the support rod 6 is rotatably connected with a switching slide block 13, the side surface of the switching slide block 13 is rotatably connected with a connecting rod 14, the upper surface of the frame 1 is fixedly provided with a slide rail 11 and a switching seat 12 respectively, the lower surface of the switching slide block 13 is slidably connected with the inner wall of the slide rail 11, the surface of the switching seat 12 is rotatably connected with a clamping arm 15, the clamping arm 15 is in transmission connection with the switching slide block 13 through the connecting rod 14, one end of the clamping arm 15 is provided with a clamping wheel 16, the upper surface of the clamping arm 15 is welded with two positioning rods 17, the two positioning rods 17 are sleeved with the support arm 18, and the support arm 18 is guided by the two positioning rods 17, make support arm 18 can be stable along with screw rod 19 removes, the surperficial slip of locating lever 17 has cup jointed support arm 18, the top of support arm 18 is provided with adjusting disk 20, the bottom welding of adjusting disk 20 has screw rod 19, the fixed cover in surface of screw rod 19 has connect holding ring 21, the quantity of holding ring 21 has two, and two holding ring 21 are located the top and the below of arm lock 15 respectively, fix screw rod 19 on arm lock 15 through setting up holding ring 21, when avoiding driving support arm 18 at screw rod 19 and removing, the condition of unable stable support arm 18 position appears, support arm 18 and arm lock 15 are run through respectively to the bottom of screw rod 19, and support arm 18 threaded connection is on the surface of screw rod 19.

The working principle is that when the wing plate and the web plate of the H-shaped steel are assembled, firstly, the wing plate and the web plate are respectively placed on a conveying roller 8, then a motor 7 is started, a rotating shaft 26 drives two centering support blocks 23 to move oppositely along with the starting of the motor 7, the wing plate is clamped and centered by a centering pinch roller 25, then a first hydraulic cylinder 3 is started, a movable frame 4 is controlled to descend by the first hydraulic cylinder 3, a support rod 6 pushes a switching slide block 13 to slide in a slide rail 11 along with the descending of the movable frame 4, at the moment, a connecting rod 14 pushes a clamping arm 15 to rotate along with the sliding of the switching slide block 13, the side surface of the web plate is clamped by the clamping wheel 16, and the movable frame 4 can simultaneously drive the support rods 6 on the two sides of a rack 1 to move, so that the clamping arms 15 on the two sides of the rack 1 can simultaneously clamp the web plate by the clamping wheel 16 to achieve the purpose of centering the web plate, at the moment, then, a second hydraulic cylinder 5 is started, the piston rod of the second hydraulic cylinder 5 is utilized to drive the compression roller 10 to descend, so that the compression roller 10 can compress the top of the web plate, and the subsequent welding of the web plate and the wing plate is facilitated.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a clamping device for H shaped steel centering assemblage machine, includes frame (1), its characterized in that: the upper surface welding of frame (1) has portal (2), the top fixed mounting of portal (2) has first pneumatic cylinder (3), the bottom of first pneumatic cylinder (3) piston rod runs through portal (2) and fixed mounting has adjustable shelf (4), the inner wall of frame (1) rotates and is connected with conveying roller (8), the side of adjustable shelf (4) rotates and is connected with branch (6), the bottom of branch (6) rotates and is connected with switching slider (13), the side of switching slider (13) rotates and is connected with connecting rod (14), the upper surface of frame (1) is fixed mounting respectively has slide rail (11) and adapter (12), the lower surface of switching slider (13) and the inner wall sliding connection of slide rail (11), the surface rotation of adapter (12) is connected with arm lock (15), and arm lock (15) and switching slider (13) pass through connecting rod (14) transmission and are connected, one end of arm lock (15) is provided with pinch-off blades (16), the upper surface welding of arm lock (15) has locating lever (17), support arm (18) have been cup jointed in the surface slip of locating lever (17), the top of support arm (18) is provided with adjusting disk (20), screw rod (19) have been welded to the bottom of adjusting disk (20), support arm (18) and arm lock (15) are run through respectively to the bottom of screw rod (19), and support arm (18) threaded connection is on the surface of screw rod (19).

2. The clamping device for the H-shaped steel centering assembly machine as claimed in claim 1, wherein: the inner wall fixed mounting of adjustable shelf (4) has second pneumatic cylinder (5), the bottom of second pneumatic cylinder (5) piston rod runs through adjustable shelf (4) and fixed mounting has roller shell (9), the inner wall of roller shell (9) rotates and is connected with compression roller (10), and compression roller (10) are located the top of frame (1) center department.

3. The clamping device for the H-shaped steel centering assembly machine as claimed in claim 1, wherein: the number of the positioning rods (17) is two, and the two positioning rods (17) are sleeved with the support arm (18).

4. The clamping device for the H-shaped steel centering assembly machine as claimed in claim 1, wherein: the fixed surface of screw rod (19) has cup jointed holding ring (21), the quantity of holding ring (21) has two, and two holding rings (21) are located the top and the below of arm lock (15) respectively.

5. The clamping device for the H-shaped steel centering assembly machine as claimed in claim 1, wherein: the inner wall fixed mounting of frame (1) has slide bar (22), the surperficial slip cup joints centering supporting shoe (23) of slide bar (22), the top of centering supporting shoe (23) is provided with centering pinch roller (25), screw hole (24) have been seted up to the side of centering supporting shoe (23), the inner wall threaded connection of screw hole (24) has pivot (26), the one end of pivot (26) is rotated with the inner wall of frame (1) and is connected, the other end of pivot (26) runs through frame (1) and fixed mounting has motor (7), motor (7) fixed mounting is in the side of frame (1).

6. The clamping device for the H-shaped steel centering assembly machine as claimed in claim 5, wherein: the number of the centering support blocks (23) is two, the two centering support blocks (23) are respectively sleeved at two ends of the rotating shaft (26), and threads at two ends of the surface of the rotating shaft (26) are opposite.