Cross beam punching device for bridge construction

Abstract

The utility model discloses a crossbeam punching device for bridge construction, which comprises a processing table and a U-shaped frame connected to the top of the processing table, the U-shaped frame is connected with a punching mechanism, the punching mechanism comprises a hydraulic cylinder, a motor II, a rotating shaft and a drill rod, the hydraulic cylinder is used for driving the motor II to lift, the output end of the motor II is connected with the rotating shaft, and the drilling rod is connected with the motor II. The rotating shaft is detachably connected with the drill rod, the hydraulic cylinder is connected with a driving mechanism used for driving the hydraulic cylinder to move in a reciprocating mode, the end of the rotating shaft is connected with a rotating head, the rotating head is matched with a connector connected to the top of the drill rod, and the rotating head is connected with a positioning mechanism used for positioning the connector. The connecting stability of the rotating head and the drill rod can be improved, the purpose of rapid installation is achieved, the drill rod is convenient to disassemble, operation is easy and convenient, efficiency is high, drill rods of different sizes are convenient to replace, and therefore machining of different hole diameters is met.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of crossbeam processing, specifically is a crossbeam punching device of bridge construction. BACKGROUND

[0002] Bridge refers to the building for the road across the obstacle and constructs, it is erected on the river lake sea, makes the smooth traffic of vehicle pedestrian, along with the high -speed development of society, the technology in the aspect of building is also unceasing improvement, the unceasing increase of vehicle, also is the bridge construction of various bridges. Crossbeam needs to be used in the bridge construction process, is used to the connection between adjacent trusses.

[0003] When the crossbeam is assembled, the drill rod is usually used to punch it, and then it is convenient to butt joint with the truss. The existing drill rod is usually positioned by using the fixing mode of multiple bolts during installation. The bolts need to be tightened or loosened by using tools every time the drill rod is disassembled and assembled. The operation is more troublesome, time -consuming and labor -intensive, and the processing efficiency of the crossbeam is affected. UTILITY MODEL CONTENT

[0004] The utility model discloses a kind of crossbeam punching device of bridge construction, with the advantages that drill rod is disassembled and assembled conveniently, operation is simple and convenient, the problems raised in the above background technology are solved.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of crossbeam punching device of bridge construction, including processing table and the U-shaped frame connected to the top of processing table, the U-shaped frame is connected with punching mechanism, the punching mechanism includes hydraulic cylinder, motor two, rotating shaft, drill rod, the hydraulic cylinder is used to drive motor two lifting, the output end of motor two is connected with rotating shaft, the rotating shaft is detachably connected with drill rod, the hydraulic cylinder is connected with the drive mechanism for driving hydraulic cylinder reciprocating movement, the end of rotating shaft is connected with rotating head, the rotating head is matched with the joint connected to the top of drill rod, and rotating head is connected with the positioning mechanism for joint positioning.

[0006] Preferably, the drive mechanism includes motor one, screw rod, sliding slot, moving block, the motor one is connected to the end of U-shaped frame, and motor one is used to drive screw rod rotation, the screw rod is used to drive moving block reciprocating movement along the length direction of sliding slot, the moving block is slidably connected to sliding slot, the sliding slot is arranged on the inner side of U-shaped frame, the hydraulic cylinder is connected to the bottom of moving block.

[0007] Preferably, the screw rod penetrates moving block, and screw rod is threadedly connected with moving block, and the end of screw rod is rotatably connected to U-shaped frame.

[0008] Preferably, a connecting groove is arranged in the rotating head, and the joint is connected with the connecting groove.

[0009] Preferably, the positioning mechanism comprises a moving sleeve, a pressing block, a spring seat, a guide block, a guide groove, a spring, a pressing block, a plurality of positioning balls and an inclined surface, the spring seat is fixed to the outer side of the rotating head, the guide block is fixedly connected with the spring seat and slidably connected with the guide groove, the guide groove is arranged on the inner side of the moving sleeve, the spring is used for driving the moving sleeve to move towards the direction of approaching the drill rod, the pressing block is connected to the bottom of the moving sleeve, the inclined surface is arranged on the bottom of the pressing block, the pressing block presses the positioning ball, and the positioning ball is matched with the positioning groove arranged on the outer side of the joint.

[0010] Preferably, the spring is located in the moving sleeve, and the two ends of the spring are connected with the spring seat and the moving sleeve.

[0011] Preferably, the rotating head is provided with a plurality of movable grooves matched with the positioning balls.

[0012] Preferably, the bottom of the rotating head is provided with a plurality of limiting grooves, and the joint is connected with a plurality of protrusions matched with the limiting grooves.

[0013] Compared with the prior art, the utility model has the advantages that the joint at the top of the drill rod is connected with the rotating head through the positioning mechanism, the protrusion is connected with the limiting groove, the drill rod is preliminarily limited, the moving sleeve is loosened, the spring is driven to drive the moving sleeve and the pressing block to move downwards, the pressing block is pressed on the positioning ball, the positioning ball is connected with the positioning groove of the joint, the joint is locked and fixed, the stability of the rotating head and the drill rod is improved, the drill rod is quickly installed, when the drill rod needs to be disassembled, the moving sleeve is lifted, the pressing block is driven to move upwards, the pressing block is separated from the positioning ball, the joint is in a loosened state, the joint is taken out by pulling the drill rod, the drill rod is disassembled, the operation is simple and convenient, the efficiency is high, different sizes of drill rods are replaced, different hole diameters are processed, and the stability of the rotating head and the drill rod is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a front view of the utility model;

[0015] Figure 2 It is a schematic view of the driving mechanism and the U-shaped frame connecting structure of the utility model;

[0016] Figure 3 It is a schematic view of the rotating head and the drill rod connecting structure of the utility model;

[0017] Figure 4 It is a schematic view of the rotating head and the joint connecting structure of the utility model;

[0018] Figure 5 It is Figure 4 a partial view.

[0019] In the figure: 1, processing platform; 2, U-shaped frame; 3, motor one; 4, hydraulic cylinder; 5, screw rod; 6, sliding groove; 7, moving block; 8, motor two; 9, rotating shaft; 10, drill rod; 11, rotating head; 12, moving sleeve; 13, pressing block; 14, connecting groove; 15, joint; 16, spring seat; 17, guide block; 18, guide groove; 19, spring; 20, positioning ball; 21, movable groove; 22, positioning groove; 23, limiting groove; 24, protrusion; 25, inclined surface. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] Please refer to Figures 1 to 5 The utility model provides a bridge construction's crossbeam punching device, including processing platform 1 and the U-shaped frame 2 connected in processing platform 1 top, U-shaped frame 2 is connected with punching mechanism, and punching mechanism includes hydraulic cylinder 4, motor two 8, rotating shaft 9, drill rod 10, and hydraulic cylinder 4 is used for driving motor two 8 to lift, and the output end of motor two 8 is connected with rotating shaft 9, and rotating shaft 9 is detachably connected with drill rod 10, and hydraulic cylinder 4 can drive motor two 8 to lift, and then drive drill rod 10 to lift, and motor two 8 drives rotating shaft 9 to rotate, and simultaneously drives drill rod 10 to rotate, and it is convenient to punch the crossbeam. Hydraulic cylinder 4 is connected with the drive mechanism for driving the reciprocating movement of hydraulic cylinder 4, and the end of rotating shaft 9 is connected with rotating head 11, and rotating head 11 is matched with joint 15 connected in the top of drill rod 10, and rotating head 11 is connected with the positioning mechanism for the positioning of joint 15.

[0022] When installing drill rod 10, drive moving sleeve 12 to move upwards, spring 19 is gradually compressed, and pressing block 13 is also moved upwards synchronously, so that pressing block 13 is separated from positioning ball 20. Then insert joint 15 into rotating head 11, so that joint 15 is connected with connecting groove 14, and finally release moving sleeve 12, and the compressed spring 19 drives moving sleeve 12 to move downwards, and simultaneously drives pressing block 13 to move downwards, so that pressing block 13 is pressed on positioning ball 20, and positioning ball 20 is tightly pressed in positioning groove 22, realizing the rapid installation of joint 15, improving the stability of drill rod 10 connected with rotating shaft 9, and facilitating subsequent punching operation.

[0023] The driving mechanism comprises a motor 3, a screw rod 5, a sliding groove 6, a moving block 7, the motor 3 is connected to the end of the U-shaped frame 2, and the motor 3 is used to drive the screw rod 5 to rotate, the screw rod 5 is used to drive the moving block 7 to reciprocate along the length direction of the sliding groove 6, the moving block 7 is slidingly connected to the sliding groove 6, the sliding groove 6 is arranged on the inner side of the U-shaped frame 2, and the hydraulic cylinder 4 is connected to the bottom of the moving block 7. The motor 3 drives the screw rod 5 to rotate, the screw rod 5 cooperates with the moving block 7, the reciprocating movement of the moving block 7 is realized, the moving block 7 drives the hydraulic cylinder 4, the motor 8 and the drill rod 10 to reciprocate, and the drill rod 10 is convenient for being punched at different positions of the beam.

[0024] The screw rod 5 penetrates through the moving block 7 and is threadedly connected with the moving block 7, and the end of the screw rod 5 is rotationally connected to the U-shaped frame 2, thereby improving the stability of the rotation of the screw rod 5.

[0025] The rotating head 11 is provided with a connecting groove 14, and the connector 15 is connected with the connecting groove 14.

[0026] The positioning mechanism comprises a moving sleeve 12, a pressing block 13, a spring seat 16, a guide block 17, a guide groove 18, a spring 19, the pressing block 13, a plurality of positioning balls 20 and a slope 25, the spring seat 16 is fixed to the outer side of the rotating head 11, the guide block 17 is fixedly connected with the spring seat 16, the guide block 17 is slidingly connected to the guide groove 18, the guide groove 18 is arranged on the inner side of the moving sleeve 12, the spring 19 is used to drive the moving sleeve 12 to move towards the drill rod 10, the pressing block 13 is connected to the bottom of the moving sleeve 12, the slope 25 is arranged on the bottom of the pressing block 13, the pressing block 13 presses the positioning ball 20, and the positioning ball 20 is matched with a positioning groove 22 arranged on the outer side of the connector 15. When the moving sleeve 12 moves, the guide block 17 slides in the guide groove 18, and the stability of the lifting of the moving sleeve 12 can be improved. When the moving sleeve 12 is loosened, the moving sleeve 12 moves downward, the pressing block 13 moves downward synchronously, the slope 25 slides relative to the positioning ball 20, the positioning ball 20 moves towards the inside of the rotating head 11, until the inner side of the pressing block 13 is connected with the positioning ball 20, the positioning ball 20 is pressed in the positioning groove 22, the connector 15 is positioned and locked, and the stability of the drill rod 10 is improved.

[0027] The spring 19 is located in the moving sleeve 12, and the two ends of the spring 19 are connected with the spring seat 16 and the moving sleeve 12.

[0028] The rotating head 11 is provided with a plurality of movable grooves 21, the movable grooves 21 are matched with the positioning balls 20, the positioning balls 20 can move in the movable grooves 21 and cannot be separated from the movable grooves 21.

[0029] The bottom of the rotating head 11 is provided with a plurality of limiting grooves 23, and the joint 15 is connected with a plurality of protrusions 24 matched with the limiting grooves 23. The protrusions 24 can be provided with four, and the adjacent included angle is 90°, and the corresponding limiting grooves 23 are also provided with four, and the limiting grooves 23 are in the same vertical plane with the positioning ball 20. When the joint 15 is connected with the connecting groove 14, the protrusion 24 is inserted into the corresponding limiting groove 23, the preliminary limiting of the joint 15 is realized, and the rotation of the drill rod 10 can be prevented. At the same time, the positioning ball 20 is aligned with the positioning groove 22, and the butt joint of the two is facilitated.

[0030] Working principle: place the cross beam on the machining table 1, the hydraulic cylinder 4 drives the motor two 8, the rotating shaft 9 and the drill rod 10 to synchronously lift, the motor two 8 drives the rotating shaft 9 and the drill rod 10 to synchronously rotate, and the punching operation on the cross beam is realized. At the same time, the motor one 3 can drive the screw 5 to rotate, so that the moving block 7 reciprocates along the length direction of the sliding groove 6, the movement of the drill rod 10 is realized, and the punching machining on different positions of the cross beam is facilitated. When the drill rod 10 needs to be disassembled, the driving moving sleeve 12 moves upwards, drives the pressing block 13 to move upwards, the spring 19 is gradually compressed, until the pressing block 13 is separated from the positioning ball 20, the joint 15 is loosened, the drill rod 10 is pulled to separate from the rotating head 11, and the quick disassembly purpose is achieved. When a new drill rod 10 is replaced, the size of the drill rod 10 is selected according to the size of the punching diameter, the joint 15 is inserted into the rotating head 11 and connected with the connecting groove 14, the protrusion 24 is connected with the corresponding limiting groove 23, the preliminary limiting of the drill rod 10 is realized, and the rotation phenomenon is prevented. Then the moving sleeve 12 is loosened, the compressed spring 19 drives the moving sleeve 12 to move downwards, synchronously drives the pressing block 13 to move downwards, the inclined surface 25 slides relative to the positioning ball 20, drives the positioning ball 20 to move towards the inside of the rotating head 11, until the inside of the pressing block 13 is connected with the positioning ball 20, the positioning ball 20 is tightly pressed in the positioning groove 22, the joint 15 is locked, the stability of the connection between the drill rod 10 and the rotating head 11 is improved, and the installation efficiency is high.

[0031] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and modifications can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A beam punching device for bridge construction, comprising a processing table (1) and a U-shaped frame (2) connected to the top of the processing table (1), characterized in that, The U-shaped frame (2) is connected with a punching mechanism, the punching mechanism comprises a hydraulic cylinder (4), a motor two (8), a rotating shaft (9), a drill rod (10), the hydraulic cylinder (4) is used for driving motor two (8) to lift, the output end of motor two (8) is connected with rotating shaft (9), the rotating shaft (9) is detachably connected with drill rod (10), the hydraulic cylinder (4) is connected with a drive mechanism for driving the reciprocating movement of the hydraulic cylinder (4), the end of the rotating shaft (9) is connected with a rotating head (11), the rotating head (11) is matched with a joint (15) connected to the top of the drill rod (10), and the rotating head (11) is connected with a positioning mechanism for positioning the joint (15).

2. The beam drilling apparatus for bridge construction of claim 1, wherein, The drive mechanism comprises a motor one (3), a screw rod (5), a sliding groove (6) and a moving block (7), the motor one (3) is connected to the end of the U-shaped frame (2), and the motor one (3) is used for driving the rotation of the screw rod (5), the screw rod (5) is used for driving the reciprocating movement of the moving block (7) along the length direction of the sliding groove (6), the moving block (7) is slidably connected to the sliding groove (6), and the sliding groove (6) is arranged on the inner side of the U-shaped frame (2).

3. The beam drilling apparatus for bridge construction of claim 2, wherein, The screw rod (5) penetrates the moving block (7), and the screw rod (5) is threadedly connected with the moving block (7), and the end of the screw rod (5) is rotatably connected to the U-shaped frame (2).

4. The beam drilling apparatus for bridge construction of claim 1, wherein The rotating head (11) is provided with a connecting groove (14) therein, and the joint (15) is connected with the connecting groove (14).

5. The beam drilling apparatus for bridge construction of claim 1, wherein The positioning mechanism comprises a moving sleeve (12), a pressing block (13), a spring seat (16), a guide block (17), a guide groove (18), a spring (19), a plurality of positioning balls (20) and an inclined surface (25), the spring seat (16) is fixed to the outer side of the rotating head (11), the guide block (17) is fixedly connected with the spring seat (16), and the guide block (17) is slidably connected to the guide groove (18), the guide groove (18) is arranged on the inner side of the moving sleeve (12), the spring (19) is used for driving the moving sleeve (12) to move towards the drill rod (10), the pressing block (13) is connected to the bottom of the moving sleeve (12), the inclined surface (25) is arranged on the bottom of the pressing block (13), the pressing block (13) presses the positioning ball (20), and the positioning ball (20) is matched with a positioning groove (22) arranged on the outer side of the joint (15).

6. The beam drilling apparatus for bridge construction of claim 5, wherein, The spring (19) is located in the moving sleeve (12), and the two ends of the spring (19) are connected with the spring seat (16) and the moving sleeve (12).

7. The beam drilling apparatus for bridge construction of claim 5 wherein, The rotating head (11) is provided with a plurality of movable grooves (21), and the movable grooves (21) are matched with the positioning balls (20).

8. The beam drilling apparatus for bridge construction of claim 1, wherein, The bottom of the rotating head (11) is provided with a plurality of limiting grooves (23), the joint (15) is connected with a plurality of protrusions (24), and the protrusions (24) are matched with the limiting grooves (23).

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