CN218744149U

CN218744149U - Bridge bending machine

Info

Publication number: CN218744149U
Application number: CN202223036887.9U
Authority: CN
Inventors: 罗明明; 刘继
Original assignee: Wuxi Shenchong Forging Machine Co ltd
Current assignee: Wuxi Shenchong Forging Machine Co ltd
Priority date: 2022-11-16
Filing date: 2022-11-16
Publication date: 2023-03-28
Anticipated expiration: 2032-11-16

Abstract

The utility model relates to the technical field of bridge production, and discloses a bridge bending machine, which solves the problem that bridge frames with different models are inconvenient to bend at present, and comprises a base, wherein a placing mechanism is installed at the top of the base, a bending mechanism is installed above the placing mechanism, two sliding chutes are symmetrically arranged at the top of the base, the placing mechanism comprises a placing frame fixed at the top of the base, two movable plates are symmetrically arranged at the inner side of the placing frame, and two side rods are fixedly installed at one side, far away from each other, of the two movable plates; the utility model discloses, through the cooperation between motor and pivot and external screw thread and the swivel nut, can make two swivel nuts remove then to through the cooperation between connecting block and slider and interior pole and the kicking block, can make two connecting rods drive two fly leafs and remove then, thereby be convenient for adjust the crane span structure that distance between two fly leafs makes panel bend into different models.

Description

Bridge bending machine

Technical Field

The utility model belongs to the technical field of the crane span structure production, specifically be a crane span structure bender.

Background

Nowadays, society develops rapidly, and the demand for bridge type products is increasing day by day, and the bridge bender is urgently needed to replace the manual work to increase productivity, reduce personnel cost.

When the existing bridge bending machine is used, a plate is usually placed on a lower die, then the upper die is driven by an air cylinder to extrude and bend the plate to form a bridge, and the existing lower die is fixed on a base, so that bridges of different models are not conveniently bent.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a crane span structure bender, the effectual inconvenient problem of bending into the crane span structure of different models at present of having solved.

In order to achieve the above purpose, the utility model provides a following technical scheme: the bridge bending machine comprises a base, wherein a placing mechanism is installed at the top of the base, a bending mechanism is installed above the placing mechanism, and two sliding grooves are symmetrically formed in the top of the base;

place the mechanism including being fixed in the frame of placing at base top, the inboard symmetry of placing the frame is equipped with two fly leafs, and the equal fixed mounting in one side that two fly leafs kept away from each other has two side levers, and the one end of side lever runs through places frame and fixedly connected with stopper.

Preferably, two the equal fixed mounting in inboard of spout has interior pole, the equal movable mounting in the outside of two interior poles has the slider, the equal fixed mounting in top of two sliders has the kicking block, the equal fixed mounting in one side that two kicking blocks are close to each other has the connecting rod, the one end that two connecting rods are close to each other all runs through place the frame and respectively with two fly leaf fixed connection.

Preferably, the bottom fixed mounting U template of base, an inboard terminal surface fixed mounting of U template have the motor, and one side fixed mounting of motor has the pivot, and the one end of pivot rotates with another terminal surface in the inboard of U template to be connected, and two swivel nuts are installed to the outside symmetry of pivot, and the equal fixed mounting in top of two swivel nuts has the connecting block, the top of two connecting blocks respectively with the bottom fixed connection of two sliders.

Preferably, the outer side of the rotating shaft is provided with two sections of external threads, the arrangement modes of the two sections of external threads are opposite, and the rotating shaft is respectively in threaded sleeve connection with the two thread sleeves through the two sections of external threads.

Preferably, the mechanism of bending is including being located the lifter plate of placing the frame top, and the mounting panel is installed to the bottom of lifter plate, and the bottom fixed mounting of mounting panel has the clamp plate, and the top of mounting panel is close to the equal fixed mounting in four corners position and has the screw rod, and the top of screw rod extends to the top of lifter plate, and the outside screw thread of screw rod has cup jointed the nut, and the bottom of nut and the top laminating of lifter plate.

Preferably, the top fixed mounting of base has U type frame, and the inboard top of U type frame is close to the equal fixed mounting in four corners position and has the montant, the bottom of montant and the top fixed connection of base, lifter plate and montant swing joint, fixed mounting has the cylinder between the top of lifter plate and the inboard top of U type frame.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) The utility model discloses, through the cooperation between motor and pivot and external screw thread and swivel nut, then can make two swivel nuts remove to through the cooperation between connecting block and slider and interior pole and the kicking block, then can make two connecting rods drive two fly leafs and remove, thereby be convenient for adjust the distance between two fly leafs and make panel bend into the crane span structure of different models;

(2) This is novel through the cooperation between screw rod and nut and lifter plate and the clamp plate, can fix the clamp plate in the lifter plate bottom then to through the cooperation between cylinder and lifter plate and the montant, can make the clamp plate move down perpendicularly then, thereby be convenient for bend to the panel of placing on the frame.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural view of the bridge frame bending machine of the present invention;

FIG. 2 is a schematic view of the placement mechanism of the present invention;

FIG. 3 is a schematic view of the U-shaped plate structure of the present invention;

fig. 4 is a schematic structural view of the bending mechanism of the present invention;

in the figure: 1. a base; 2. a chute; 3. a placement mechanism; 301. placing the frame; 302. a side lever; 303. a U-shaped plate; 304. a connecting rod; 305. a limiting block; 306. a movable plate; 307. a top block; 308. connecting blocks; 309. a motor; 3010. an external thread; 3011. a threaded sleeve; 3012. an inner rod; 3013. a slider; 3014. a rotating shaft; 4. a bending mechanism; 401. a lifting plate; 402. mounting a plate; 403. pressing a plate; 404. a vertical rod; 405. a nut; 406. a screw; 407. a U-shaped frame; 408. and a cylinder.

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 some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Embodiment one, given by fig. 1-4, the utility model discloses a base 1, placement mechanism 3 is installed at the top of base 1, and bending mechanism 4 is installed to placement mechanism 3's top, and base 1's top symmetry is equipped with two spouts 2.

In the second embodiment, on the basis of the first embodiment, the placing mechanism 3 includes a placing frame 301 fixed on the top of the base 1, two movable plates 306 are symmetrically arranged on the inner side of the placing frame 301, two side rods 302 are fixedly installed on the sides of the two movable plates 306 away from each other, one end of each side rod 302 penetrates through the placing frame 301 and is fixedly connected with a limiting block 305, inner rods 3012 are fixedly installed on the inner sides of the two sliding chutes 2, sliders 3013 are movably installed on the outer sides of the two inner rods 3012, top blocks 307 are fixedly installed on the tops of the two sliders 3013, connecting rods 304 are fixedly installed on the sides of the two top blocks 307 close to each other, one ends of the two connecting rods 304 close to each other penetrate through the placing frame 301 and are fixedly connected with the two movable plates 306, a U-shaped plate 303 is fixedly installed on the bottom of the base 1, a motor 309 is fixedly installed on one end surface of the inner side of the U-shaped plate 303, a rotating shaft 3014 is fixedly installed on one side of the motor 309, one end of the rotating shaft 3014 is rotatably connected with the other end surface of the inner side of the U-shaped plate 303, two rotating shafts 3014 are symmetrically installed with two screw sleeves 3011, connecting blocks are fixedly installed on the top of the two screw sleeves 3011, two connecting blocks 3010, and are arranged on the two screw threads of the two screw threads, and are arranged opposite to the two screw threads of the two screw sleeves 3010;

firstly, the motor 309 is started to drive the rotating shaft 3014 to rotate, the two threaded sleeves 3011 are driven to move through the two external threads 3010, the two sliding blocks 3013 are driven to move through the two connecting blocks 308, the two jacking blocks 307 are driven to move, the two movable plates 306 are driven to move through the two connecting rods 304, and finally bridges of different types can be bent conveniently by changing the space between the two movable plates 306.

Third embodiment, on the basis of the first embodiment, the bending mechanism 4 includes a lifting plate 401 located above the placement frame 301, a mounting plate 402 is installed at the bottom of the lifting plate 401, a pressing plate 403 is fixedly installed at the bottom of the mounting plate 402, screw rods 406 are fixedly installed at positions, close to four corners, of the top of the mounting plate 402, the top ends of the screw rods 406 extend to the upper side of the lifting plate 401, nuts 405 are sleeved on outer side threads of the screw rods 406, the bottom of the nuts 405 are attached to the top of the lifting plate 401, a U-shaped frame 407 is fixedly installed at the top of the base 1, vertical rods 404 are fixedly installed at positions, close to four corners, of the inner top of the U-shaped frame 407, the bottom ends of the vertical rods 404 are fixedly connected with the top of the base 1, the lifting plate 401 is movably connected with the vertical rods 404, and an air cylinder 408 is fixedly installed between the top of the lifting plate 401 and the inner top of the U-shaped frame 407;

the mounting plate 402 is placed at the bottom of the lifting plate 401, the top end of the screw 406 is located above the lifting plate 401, the nut 405 is sleeved on the screw 406 and rotates until the bottom of the nut 405 is attached to the top of the lifting plate 401, the pressing plate 403 is fixed to the bottom of the lifting plate 401 at the moment, the air cylinder 408 is started to drive the lifting plate 401 to vertically move downwards and drive the pressing plate 403 to move downwards, and finally the plate is bent to form a bridge.

The working principle is as follows: when the bridge plate bending device is used, firstly, the motor 309 is started to drive the rotating shaft 3014 to rotate, the two screw sleeves 3011 are driven to move through the two external threads 3010, the two connecting blocks 308 drive the two sliding blocks 3013 to move, then the two top blocks 307 are driven to move, the two connecting rods 304 drive the two movable plates 306 to move, finally, the distance between the two movable plates 306 is changed, bridge plate materials of different types can be conveniently bent, then the plate materials are placed in the placing frame 301 and are located at the tops of the two movable plates 306, then the mounting plate 402 is placed at the bottom of the lifting plate 401, meanwhile, the top end of the screw rod 406 is located above the lifting plate 401, then the nut 405 is sleeved on the screw rod 406 and rotates until the bottom of the nut 405 is attached to the top of the lifting plate 401, at this time, the pressing plate 403 is fixed at the bottom of the lifting plate 401, then, the air cylinder 408 is started to drive the lifting plate 401 to vertically move downwards, the pressing plate 403 is driven to move downwards, and finally, the plate materials are bent to form a bridge.

Claims

1. The utility model provides a crane span structure bender, includes base (1), its characterized in that: the top of the base (1) is provided with a placing mechanism (3), a bending mechanism (4) is arranged above the placing mechanism (3), and the top of the base (1) is symmetrically provided with two sliding chutes (2);

the placing mechanism (3) comprises a placing frame (301) fixed at the top of the base (1), two movable plates (306) are symmetrically arranged on the inner side of the placing frame (301), two side rods (302) are fixedly mounted on one sides of the two movable plates (306) far away from each other, and one ends of the side rods (302) penetrate through the placing frame (301) and are fixedly connected with limiting blocks (305).

2. The bridge bending machine according to claim 1, wherein: two the equal fixed mounting in inboard of spout (2) has interior pole (3012), and the equal movable mounting in the outside of two interior poles (3012) has slider (3013), and the equal fixed mounting in top of two sliders (3013) has kicking block (307), and the equal fixed mounting in one side that two kicking blocks (307) are close to each other has connecting rod (304), and the one end that two connecting rods (304) are close to each other all runs through place frame (301) and respectively with two fly leaf (306) fixed connection.

3. The bridge bending machine according to claim 1, wherein: the bottom fixed mounting U template (303) of base (1), an inboard terminal surface fixed mounting of U template (303) has motor (309), one side fixed mounting of motor (309) has pivot (3014), the one end of pivot (3014) is rotated with another terminal surface of inboard of U template (303) and is connected, two swivel nuts (3011) are installed to the outside symmetry of pivot (3014), the equal fixed mounting in top of two swivel nuts (3011) has connecting block (308), the top of two connecting blocks (308) respectively with the bottom fixed connection of two sliders (3013).

4. The bridge bending machine according to claim 3, wherein: two sections of external threads (3010) are arranged on the outer side of the rotating shaft (3014), the arrangement modes of the two sections of external threads (3010) are opposite, and the rotating shaft (3014) is in threaded sleeve connection with the two thread sleeves (3011) through the two sections of external threads (3010).

5. The bridge bending machine according to claim 1, wherein: mechanism (4) of bending is including being located lifter plate (401) of placing frame (301) top, mounting panel (402) are installed to the bottom of lifter plate (401), the bottom fixed mounting of mounting panel (402) has clamp plate (403), the top of mounting panel (402) is close to the equal fixed mounting in four corners position and has screw rod (406), the top of screw rod (406) extends to the top of lifter plate (401), nut (405) has been cup jointed to the outside screw thread of screw rod (406), the bottom of nut (405) is laminated with the top of lifter plate (401).

6. The bridge bending machine according to claim 1, wherein: the top fixed mounting of base (1) has U type frame (407), and the inboard top of U type frame (407) is close to the equal fixed mounting in four corners position and has montant (404), the bottom of montant (404) and the top fixed connection of base (1), lifter plate (401) and montant (404) swing joint, and fixed mounting has cylinder (408) between the top of lifter plate (401) and the inboard top of U type frame (407).