Steel plate turnover device for steel structure assembly

Abstract

The utility model relates to a steel plate turnover device for steel structure assembly. According to the technical scheme, a two-way lead screw is rotationally inserted into central holes in the left side wall and the right side wall of a U-shaped base of a rack, clamping arms are symmetrically arranged on the left side and the right side of the two-way lead screw in a sleeving mode, turnover mechanisms are symmetrically and rotationally installed in upper holes of the left clamping arm and the right clamping arm, and anti-falling mechanisms are installed in central holes of turnover blocks of the turnover mechanisms. The anti-falling mechanism comprises traction shafts rotationally inserted into central holes of the overturning blocks, traction steel wires are fixedly connected to the front sides and the rear sides of the middles of the upper sides of the traction shafts, steel plate lifting hooks are fixedly connected to the tail ends of the front traction steel wire and the rear traction steel wire, and worm wheels fixedly sleeve the portions, located on the lower sides of the overturning blocks, of the traction shafts. The outward side of the worm gear is meshed with a worm installed on the lower portion of the overturning block, the front end of the worm is fixedly connected with an output shaft of a first motor, and the first motor is fixedly installed at the front end of the overturning block through an L-shaped fixing plate. The turnover device has the advantages that falling in the turnover process is avoided, and safety is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to steel structure processing device technical field relates to a steel plate turnover device for steel structure assembly. BACKGROUND

[0002] Steel structure is by steel material composition's structure, is one of main building structure types, steel structure mainly by beam steel, steel column, steel truss etc. Component composition, steel structure because high, light in weight, whole rigidity is good and resistance to deformation ability strong etc. Characteristics are widely used in the construction of factory building, stadium and large building etc. Field, need to overturn the steel plate in the process of steel structure assembly, in order to carry out the welding and splicing between different components. The existing steel plate turnover device, in the process of cooperation hoisting machine use, because the lack of the protection mechanism of the clamped steel plate, makes the steel plate in the process of reversing, there is the security risk of falling.

[0003] Therefore, the utility model provides a steel plate turnover device for steel structure assembly, solves above -mentioned problem. UTILITY MODEL CONTENTS

[0004] In view of the problems existing in the prior art, the utility model discloses a steel plate turnover device for steel structure assembly, adopts the technical scheme, including the frame, the frame includes U type base, the center hole of the left and right side walls of the U type base rotates and inserts two-way screw rod, the left and right side walls of the front and rear ends of the two-way screw rod are respectively holed and symmetrically insert guide column, the left and right sides of the two-way screw rod and the guide column symmetrically sleeve clamping arm, the upper part of the left and right clamping arms is symmetrically rotated and installed turnover mechanism in the hole, the turnover mechanism includes the rotating shaft that is respectively inserted together with the upper part of the left and right clamping arms, the opposite end of the left and right rotating shafts is respectively fixedly connected turnover block, the opposite side of the turnover block is symmetrically provided with clamping groove, the center hole of the turnover block is installed anti -drop mechanism, the anti -drop mechanism includes the traction shaft that is respectively rotated and inserted in the center hole of the turnover block, the upper middle part of the traction shaft is respectively fixedly connected traction steel wire on the front and rear sides, the tail end of the front and rear traction steel wire is respectively fixedly connected steel plate lifting hook, the part of the traction shaft below the turnover block is fixedly sleeved worm wheel, the side outward of the worm wheel is engaged with the worm that is installed in the lower part of the turnover block, the front end of the worm is fixedly connected with the output shaft of the first motor, the first motor is fixedly installed in the front end of the turnover block through L type fixed plate.

[0005] As a preferred scheme of the utility model, the right end of the two-way screw rod is fixedly connected with the output shaft of the third motor installed on the right side of the right side wall of the U type base.

[0006] As a preferred scheme of the utility model, the left end of the rotation shaft is fixedly connected with the output shaft of the speed reducer installed on the left side of the upper end of the clamping arm, and the input shaft of the speed reducer is fixedly connected with the second motor.

[0007] As a preferred scheme of the utility model, the rotation shaft on the right side is fixedly sleeved with a limiting ring on the left and right sides of the clamping arm on the right side respectively; by adopting the limiting ring, the rotation shaft on the right side can avoid being separated from the clamping arm on the right side after receiving pressure.

[0008] As a preferred scheme of the utility model, the left and right edges of the upper surface of the turnover block are fixedly connected with the left and right sides of the U-shaped shield respectively, and the upper end of the traction shaft is rotatably inserted into the traction shaft; by adopting the U-shaped shield, it can be ensured that the traction steel wires on the front and back sides are separated from the traction shaft after being rotated to the lower side.

[0009] The utility model discloses the beneficial effect: through the clamping arm that is sleeved on the left and right sides of bidirectional screw rod, respectively installs turnover mechanism between the clamping arm on the left and right, can realize the clamping and turnover of different specifications steel sheet in a certain range, improve the flexibility of the device, simultaneously, respectively installs the anti -drop mechanism on the turnover mechanism, drives the worm wheel and the worm rotation through the control left and right first motor, further drives the traction shaft rotation, traction steel wire on the front and back ends of traction shaft can be stretched or be tightened to the front and back sides simultaneously, further through the steel sheet lifting hook on the front and back ends respectively hooks the front and back ends of steel sheet and draws in, further effectively avoid the steel sheet to drop in the process of turnover, improve the security and stability in the process of using. ACCURACY OF DRAWINGS

[0010] Fig. 1 It is whole structure schematic view of the utility model;

[0011] Fig. 2 It is rack and turnover mechanism assembly schematic view of the utility model;

[0012] Fig. 3 It is anti -drop mechanism schematic view of the utility model.

[0013] In the drawing: 1-rack, 2-turnover mechanism, 3-anti -drop mechanism, 4-third motor, 11-U base, 12-bidirectional screw rod, 13-guide column, 14-clamping arm, 21-rotation shaft, 22-turnover block, 221-slot, 23-speed reducer, 24-second motor, 25-limiting ring, 26-U shield, 31-traction shaft, 32-traction steel wire, 33-steel sheet lifting hook, 34-worm wheel, 35-worm, 36-first motor, 37-L fixed plate. DETAILED DESCRIPTION

[0014] Example 1

[0015] AsFigs. 1 to 3 The utility model discloses a steel plate turnover device for steel structure assembly adopts the technical scheme, including frame 1, the frame 1 includes U type base 11, the left and right side wall's center hole rotation of U type base 11 installs two -way screw rod 12 symmetrically, the left and right side wall of two -way screw rod 12's front and back two ends are respectively opened hole symmetry and install guide column 13, the left and right sides of two -way screw rod 12, the guide column 13 symmetrically suit clamping arm 14, the upper part of left and right clamping arm 14 is symmetrically rotated and installed turnover mechanism 2 in hole, turnover mechanism 2 includes respectively with the upper rotation of left and right clamping arm 14 and installs together's pivot 21, the opposite end of left and right pivot 21 is fixedly connected turnover block 22 respectively, the opposite side of turnover block 22 is symmetrically set up clamping slot 221, the left end of left pivot 21 is fixedly connected with the output shaft of speed reducer 23 installed on the left end left of left clamping arm 14, the input shaft of speed reducer 23 is fixedly connected with second motor 24, right pivot 21 is located right clamping arm 14's left and right sides respectively fixedly suit and install limit ring 25, the left and right edges of the upper surface of turnover block 22 are fixedly connected with the left and right sides of U type shield 26 respectively, the center hole of turnover block 22 installs anti -drop mechanism 3, anti -drop mechanism 3 includes respectively rotation and installs in the center hole of turnover block 22's traction shaft 31, the upper end of traction shaft 31 is rotation and installs in U type shield 26, the front and back sides of the upper side middle part of traction shaft 31 are fixedly connected traction steel wire 32 respectively, the tail end of front and back traction steel wire 32 is fixedly connected steel plate lifting hook 33 respectively, the part of traction shaft 31 is fixedly suit and install worm gear 34 in the lower side of turnover block 22, the outside of worm gear 34 with the worm 35 installed in the lower part of turnover block 22 is engaged, the front end of worm 35 is fixedly connected with the output shaft of first motor 36, first motor 36 is fixedly installed in the front end of turnover block 22 through L type fixed plate 37, the right end of two -way screw rod 12 is fixedly connected with the output shaft of third motor 4 installed in the right side wall right of U type base 11.

[0016] The utility model discloses a working principle: in use, through hoist machine with the need of turning over the steel sheet that processes, hoist between the clamping arm 14 of left and right, and make the left and right sides of steel sheet align the clamping groove 221 of left and right turnover block 22, control third motor 4 drive bidirectional screw rod 12 to rotate after, and then drive the clamping arm 14 of left and right to the middle and draw close, make the clamping groove 221 of left and right turnover block 22 respectively with the left and right sides of steel sheet and insert together, wait for the left and right clamping groove 221 with the both sides of steel sheet contact and tighten, loosen the lifting lock between hoist machine and steel sheet, withdraw hoist machine, control first motor 36 to rotate after, through the mechanical transmission of worm wheel 34, worm 35, drive traction shaft 31 to rotate, use hand to pull the steel sheet lifting hook 33 of front and back two sides, with the front and back two ends of steel sheet and clamp together after, control first motor 36 reverse after, will traction steel wire 32 be tight, utilize the self locking function of worm wheel 34, worm 35 and the self locking function of first motor 36, make traction steel wire 32 keep taut, and then realize the front and back two ends of steel sheet are pulled, control second motor 24 drive speed reducer 23 to rotate after, drive the rotation shaft 21 of left side to rotate 180 degrees, and then realize the steel sheet that is clamped by left and right turnover block 22 is 180 degrees horizontal overturn, the four traction steel wires 32 and steel sheet lifting hook 33 of left and right before and after can avoid steel sheet to drop in the process of steel sheet overturning.

[0017] The electrical connection mode or structure not described in detail in the present document is prior art.

[0018] Although the specific embodiments of the utility model have been described in detail above, the utility model is not limited to the above-mentioned embodiments, and various changes can be made within the knowledge range possessed by those skilled in the art without departing from the purpose of the utility model, and the modification or deformation without creative labor is still within the protection range of the utility model.

Claims

1. A steel plate turnover device for assembling a steel structure, characterized by: The utility model provides a kind of double-sided overturning mechanism, including rack (1), the rack (1) includes U-shaped base (11), the center hole of left and right side walls of the U-shaped base (11) is rotatably inserted two-way screw rod (12), the left and right side walls of the two ends of the two-way screw rod (12) are respectively inserted guide column (13) in the hole symmetry, the left and right sides of the two-way screw rod (12), the guide column (13) are symmetrically sleeved clamping arm (14), the upper portion of the left and right clamping arm (14) is symmetrically rotatably installed turnover mechanism (2) in the hole, the turnover mechanism (2) includes respectively with the upper portion of the left and right clamping arm (14) rotatably inserted together pivot (21), the opposite end of the left and right pivot (21) is respectively fixedly connected turnover block (22), the opposite side of the turnover block (22) is symmetrically provided with clamping groove (221), the center hole of the turnover block (22) is installed anti-falling mechanism (3), the anti-falling mechanism (3) includes respectively rotatably inserted in the center hole of the turnover block (22) traction shaft (31), the upper side middle part of the traction shaft (31) is respectively fixedly connected traction steel wire (32) on the front and back sides, the end of the front and back traction steel wire (32) is respectively fixedly connected steel plate lifting hook (33), the part of the traction shaft (31) located at the lower side of the turnover block (22) is fixedly sleeved worm wheel (34), the side outward of the worm wheel (34) is engaged with the worm gear (35) installed in the lower part of the turnover block (22), the front end of the worm gear (35) is fixedly connected with the output shaft of first motor (36), the first motor (36) is fixedly installed on the front end of the turnover block (22) by L-shaped fixed plate (37).

2. The steel plate turnover device for assembling a steel structure according to claim 1, characterized in that: The right end of the two-way screw rod (12) is fixedly connected with the output shaft of the third motor (4) installed on the right side wall right side of the U-shaped base (11).

3. The steel plate turnover device for assembling a steel structure according to claim 1, characterized in that: The left end of the left pivot (21) is fixedly connected with the output shaft of speed reducer (23) installed on the left end left side of the left clamping arm (14), and the input shaft of the speed reducer (23) is fixedly connected with the second motor (24).

4. The steel plate turnover device for assembling a steel structure according to claim 1, characterized in that: The right pivot (21) is fixedly sleeved with limiting ring (25) on the left and right sides of the right clamping arm (14).

5. The steel plate turnover device for assembling a steel structure according to claim 1, characterized in that: The left and right edges of the upper surface of the turnover block (22) are respectively fixedly connected with the left and right sides of U-shaped shield (26), and the upper end of the traction shaft (31) is rotatably inserted in the U-shaped shield (26).

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