CN211109848U

CN211109848U - Steel bar truss grabbing and overturning device

Info

Publication number: CN211109848U
Application number: CN201921987069.2U
Authority: CN
Inventors: 唐学宾; 金年
Original assignee: Hunan Zhongzhiqiang Building Materials Co ltd
Current assignee: Hunan Kebao New Energy Group Co.,Ltd.
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2020-07-28
Anticipated expiration: 2029-11-18

Abstract

Steel bar truss snatchs and turning device relates to steel bar truss production technical field, and it is including the carousel that is located truss front and back both sides respectively, the carousel is connected with and is used for driving its pivoted motor, the axis of carousel is the level form and its bilateral symmetry is provided with two fixed blocks, and every fixed block can be dismantled and be connected with a manipulator, the manipulator includes the master cylinder that the level set up, connects at the movable block of master cylinder piston rod front end and articulates at the movable block front end and be used for cliping two splint of vertical muscle, the lateral surface of splint is connected with the auxiliary cylinder who is used for promoting or pulling splint, the one end of auxiliary cylinder is articulated with the side of movable block, the front end of auxiliary cylinder piston rod is articulated with the splint that correspond one side. The utility model discloses can snatch the truss and can drive the truss and overturn to supplementary workman carries and the pile up neatly the truss, reduces workman's labour to a very big degree.

Description

Steel bar truss grabbing and overturning device

Technical Field

The utility model relates to a steel bar truss production technical field especially indicates a steel bar truss snatchs and turning device.

Background

The steel bar truss is a three-dimensional truss product which is mostly of a triangular structure and is formed by welding steel bars, and has the advantages of good stability, strong rigidity, stable and reliable quality and the like. The steel bar truss comprises an upper chord steel bar and two lower chord steel bars, wherein the upper chord steel bar and the two lower chord steel bars are welded together by a web member steel bar which is bent into a wave shape, the upper chord steel bar is welded with the wave crest three of the two web members, two sides of the middle waist of the two web members are respectively welded with the two lower chord steel bars, two ends of the steel bar truss respectively weld the upper chord steel bar and the lower chord steel bars through a group of vertical cross steel bars, and the vertical cross steel bars comprise vertical steel bars and horizontal steel bars.

After the production of the steel bar trusses is completed, the trusses which are cut into fixed lengths and welded can sequentially enter the last process of the production line for unloading, after a period of unloading, a large number of trusses can be stacked on an unloading frame, at the moment, workers are required to carry the trusses one by one from the unloading frame and place the trusses on an unloading plane, one truss at least needs two workers to lift and carry the trusses from two ends respectively, in order to fully utilize the space, the adjacent trusses are usually staggered and closed in an upside-down mode to achieve stacking, and therefore, the workers also need to lift and turn over and then put down part of the trusses, only one truss usually has heavy weight, a large amount of carrying work causes the workers to pay labor to a great extent, and the working efficiency is in a very low level.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a steel bar truss snatchs and turning device can snatch the truss and can drive the truss and overturn to supplementary workman carries and the pile up neatly the truss, reduces workman's labour to a very big degree.

In order to solve the technical problem, the utility model discloses a following technical scheme: a steel bar truss grabbing and turning device comprises rotary tables which are respectively positioned on the front side and the rear side of a truss, wherein the rotary tables are connected with a motor used for driving the rotary tables to rotate, the axis of each rotary table is horizontal, two fixed blocks are symmetrically arranged on two sides of each rotary table, each fixed block is detachably connected with a manipulator, each manipulator comprises a main cylinder, a movable block and two clamping plates, the main cylinder is horizontally arranged, the movable block is connected to the front end of a piston rod of the main cylinder, the two clamping plates are hinged to the front end of the movable block and used for clamping vertical ribs, an auxiliary cylinder used for pushing or pulling the clamping plates is connected to the outer side face of each clamping plate, one end of the auxiliary cylinder is hinged to the side face of the movable block, the front end of a piston rod of the auxiliary cylinder is hinged to the clamping plate on the corresponding side, the motor drives the rotary tables to rotate, the two manipulators can, The right two sides are used for avoiding the feeding action of the truss.

Preferably, the inner side surface of the splint is provided with anti-slip lines.

More preferably, the front end of the piston rod of the auxiliary cylinder is hinged to the middle of the outer side surface of the clamping plate.

More preferably, the rear end of the master cylinder is fixedly connected with a supporting plate, two ends of the fixing block are respectively clamped with a slot, and one end of the supporting plate is inserted into the slot and is in threaded connection with the fixing block.

More preferably, the left side and the right side of the movable block are respectively provided with an inclined plane for increasing the activity space of the auxiliary cylinder.

The utility model discloses a theory of operation is: before the truss which is cut into fixed length and welded enters the unloading station, two fixed blocks in the device are in a horizontal state and are respectively positioned at the left side and the right side of the turntables, the first truss moves forwards along the assembly line and passes through the lower part of one of the turntables and then stays at a position between the two turntables, at the moment, the motor can be started to enable the turntables to rotate for 90 degrees, the two fixed blocks rotate to a vertical state, so that a first mechanical arm positioned below the turntables can be aligned to the vertical rib of the truss, then a main air cylinder of the mechanical arm is started, a piston rod of the main air cylinder can push the movable block to move forwards to further drive the two clamping plates to move forwards to the left side and the right side of the vertical rib, then two auxiliary air cylinders of the mechanical arm can be started, a piston rod of the auxiliary air cylinder can push the clamping plates to clamp the vertical rib, and, and then, the motor can be started again to enable the turntable to rotate by 90 degrees, the first truss is grabbed and lifted by the mechanical arm at the moment, the second truss can enter the unloading station below the turntable, after the second truss enters and stops, the motor is continuously started to enable the turntable to continue to rotate by 90 degrees along the previous rotating direction, the first truss is lifted and overturned above the second truss, the second mechanical arm below the turntable can be aligned to the second truss at the moment, and then the main cylinder and the auxiliary cylinder of the second mechanical arm are sequentially started to enable the clamping plate of the second mechanical arm to clamp the vertical rib of the second truss, so that grabbing and overturning of the two trusses are completed.

Movably set up this device on the portal frame, can make this device drive two trusses and moved, the workable portal frame of workman drives the device and moves to the assigned position, then make the manipulator of below put down the second truss earlier (make the piston rod of auxiliary cylinder go back can make two splint loosen vertical muscle and realize the blowing), then translation a segment distance can make the manipulator of top put down the truss after the first upset again, can lean on the second truss slightly when the first truss falls down, thereby make two trusses realize the upset and fold by mistake and draw close, carry out the action back that the multiunit above-mentioned snatchs and overturns and blowing, can easily stack many trusses pile up neatly, thereby reduce workman's labour in very big degree.

Drawings

Fig. 1 is a schematic view of the overall structure of the utility model when grabbing two trusses;

FIG. 2 is a schematic top view of the embodiment before the vertical ribs are clamped by the manipulator;

FIG. 3 is a schematic top view of the vertical rib clamped by the manipulator in the embodiment;

FIG. 4 is a schematic side view of the turntable, the fixing block and the supporting plate according to the embodiment.

The reference signs are:

1-truss 1 a-vertical rib 2-rotary table

3-motor 4-fixed block 5 a-main cylinder

5 b-movable block 5 c-clamping plate 5 d-auxiliary cylinder

5 e-support plate.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.

It should be noted that, in the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, in the present disclosure, unless explicitly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature. The terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-3, the steel bar truss grabbing and turning device comprises rotary tables 2 respectively located at the front and rear sides of a truss 1, the rotary tables 2 are connected with a motor 3 for driving the rotary tables to rotate, the axis of the rotary tables 2 is horizontal, two fixed blocks 4 are symmetrically arranged at two sides of the rotary tables 2, each fixed block 4 is detachably connected with a manipulator, each manipulator comprises a main cylinder 5a arranged horizontally, a movable block 5b connected to the front end of the piston rod of the main cylinder 5a and two clamping plates 5c hinged to the front end of the movable block 5b and used for clamping a vertical rib 1a, the outer side surface of each clamping plate 5c is connected with an auxiliary cylinder 5d used for pushing or pulling the clamping plate 5c, one end of each auxiliary cylinder 5d is hinged to the side surface of the movable block 5b, the front end of the piston rod of the auxiliary cylinder 5d is hinged to the clamping plate 5c at the corresponding side, the rotary tables 2, The lower two sides are used for grabbing or overturning the truss 1, or the two manipulators can be respectively rotated to the left side and the right side of the turntable 2 to avoid the feeding action of the truss 1.

When the steel bar truss grabbing and overturning device provided by the embodiment works, before a truss 1 which is cut into a fixed length and welded enters an unloading station, two fixed blocks 4 in the device are in a horizontal state and are respectively positioned at the left side and the right side of a turntable 2, a first truss moves forwards along a production line and passes through the lower part of one turntable 2 and then stays at a position between the two turntables 2, at the moment, a motor 3 can be started to enable the turntable 2 to rotate 90 degrees, the two fixed blocks 4 rotate to a vertical state, so that a first manipulator positioned below the turntable 2 can be aligned to a vertical rib 1a of the truss, then a main cylinder 5a of the manipulator is started, a piston rod of the main cylinder 5a can push a movable block 5b to move forwards to drive two clamping plates 5c to move forwards to the left side and the right side of the vertical rib 1a, and then two auxiliary cylinders 5d of the manipulator can be started, the piston rod of the auxiliary cylinder 5d can push the clamping plate 5c to clamp the vertical rib 1a, at the moment, the grabbing action of the first truss is completed, and then, the motor 3 can be started again to rotate the turntable 2 by 90 degrees, at the moment, the first truss is grabbed and lifted by the mechanical arm, and a second truss can enter the unloading station under the turntable 2, after the second truss enters and stays, the motor 3 is continuously started to enable the rotary table 2 to continuously rotate for 90 degrees along the previous rotating direction, the first truss is lifted and overturned above the second truss, and the second manipulator below the turntable 2 can align with the second truss, and then the main cylinder 5a and the auxiliary cylinder 5d of the second manipulator are sequentially started, the clamping plate 5c of the second manipulator can clamp the vertical rib 1a of the second truss, so that the grabbing and overturning work of the two trusses is completed.

The device can be movably arranged on a portal frame, so that the device can drive two trusses to move, a worker can operate the portal frame to drive the device to move to a designated position, then a manipulator below the device can put down a second truss (a piston rod of an auxiliary cylinder 5d can be retreated to enable two clamping plates 5c to loosen a vertical rib 1a for realizing material discharging), the second truss can be close to a material discharging plane below the device, so that when the clamping plates 5c are loosened, the second truss can fall on the material discharging plane only by a small distance without hanging the manipulator (although technicians in the field can also enable the auxiliary cylinder 5d and the main cylinder 5a to be simultaneously started to realize synchronous loosening and backward pairing actions so as to ensure that the truss can not be interfered by falling), and then the manipulator above the device can put down a first turned truss by translating the small distance, can set the blowing plane to the structure that can reciprocate here, perhaps make the portal frame setting can drive the mechanism that this device reciprocated, so that the first truss of upset state is close to the blowing plane before falling, can lean on the second truss slightly when first truss falls like this, thereby make two trusses realize the upset and fold and draw close, carry out the multiunit above-mentioned action back of snatching and upset and blowing, can easily stack many trusses pile up neatly, thereby reduce workman's labour to a great extent.

Preferably, as shown in fig. 2 to 3, an anti-slip thread may be provided on the inner side surface of the clamping plate 5c to improve the clamping stability of the vertical rib 1 a.

More preferably, the front end of the piston rod of the secondary cylinder 5d is hinged to the middle of the outer side surface of the clamping plate 5c, and the vertical rib 1a is located between the two clamping plates 5c and close to the middle of the clamping plate 5c, so that when the piston rod of the secondary cylinder 5d pushes against the clamping plate 5c, the clamping force generated by the clamping plate 5c on the vertical rib 1a is more uniform.

More preferably, as shown in fig. 1 and 4, a supporting plate 5e is fixedly connected to a rear end of the main cylinder 5a, two ends of the fixing block 4 are respectively provided with a slot, one end of the supporting plate 5e is inserted into the slot and is in threaded connection with the fixing block 4, and specifically, the supporting plate 5e is connected with the fixing block 4 through two bolts to maintain stability.

In addition, in the present embodiment, as shown in fig. 2 to 3, the left and right sides of the movable block 5b are respectively provided with an inclined surface for increasing the movable space of the sub-cylinder 5d, so that it is not necessary to set the hinge pivot at the rear end of the sub-cylinder 5d too far away from the movable block 5b, thereby ensuring smoother movement of the sub-cylinder 5 d.

The above-mentioned embodiment is the utility model discloses the implementation scheme of preferred, in addition, the utility model discloses can also realize by other modes, any obvious replacement is all within the protection scope of the utility model under the prerequisite that does not deviate from this technical scheme design.

In order to make it easier for those skilled in the art to understand the improvement of the present invention over the prior art, some drawings and descriptions of the present invention have been simplified, and in order to clarify, some other elements have been omitted from this document, those skilled in the art should recognize that these omitted elements may also constitute the content of the present invention.

Claims

1. Steel bar truss snatchs and turning device, its characterized in that: the mechanical arm comprises a turntable (2) which is respectively positioned at the front side and the rear side of a truss (1), wherein the turntable (2) is connected with a motor (3) for driving the turntable to rotate, the axis of the turntable (2) is horizontal, two fixed blocks (4) are symmetrically arranged at the two sides of the turntable, each fixed block (4) is detachably connected with a mechanical arm, the mechanical arm comprises a main cylinder (5 a) which is horizontally arranged, a movable block (5 b) which is connected with the front end of a piston rod of the main cylinder (5 a) and two clamping plates (5 c) which are hinged at the front end of the movable block (5 b) and used for clamping a vertical rib (1 a), the outer side surface of each clamping plate (5 c) is connected with an auxiliary cylinder (5 d) which is used for pushing or pulling the clamping plate (5 c), one end of each auxiliary cylinder (5 d) is hinged with the side surface of the corresponding movable block (5 b), and the front end of a, through motor (3) drive carousel (2) rotate, can make two manipulators rotate respectively to the upper and lower both sides of carousel (2) in order to be used for snatching or upset truss (1), perhaps can make two manipulators rotate respectively to the left and right both sides of carousel (2) in order to be used for avoiding the feeding action of truss (1).

2. The steel bar truss grabbing and overturning device according to claim 1, wherein: the inner side surface of the clamping plate (5 c) is provided with anti-skid lines.

3. The steel bar truss grabbing and overturning device according to claim 2, wherein: the front end of the piston rod of the auxiliary cylinder (5 d) is hinged to the middle of the outer side surface of the clamping plate (5 c).

4. The steel bar truss grabbing and overturning device according to claim 1, wherein: the rear end of the main cylinder (5 a) is fixedly connected with a supporting plate (5 e), two ends of the fixing block (4) are respectively provided with a slot in a clamping mode, and one end of the supporting plate (5 e) is inserted into the slot and is in threaded connection with the fixing block (4).

5. The steel bar truss grabbing and overturning device according to claim 4, wherein: the left side and the right side of the movable block (5 b) are respectively provided with an inclined plane for increasing the movable space of the auxiliary cylinder (5 d).