CN201073674Y

CN201073674Y - Steel bar bending machine

Info

Publication number: CN201073674Y
Application number: CNU2007201123786U
Authority: CN
Inventors: 张惠友
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-07-27
Filing date: 2007-07-27
Publication date: 2008-06-18
Anticipated expiration: 2017-07-27

Abstract

The utility model discloses an improved steel bar bender, which is mainly characterized in that: a bending device of the steel bar bender comprises a large gear (4), and the rotation of the large gear drives a roller into rotation to serve the purpose of bending the steel bars. By driving the roller to rotate along with the large gear for bending the steel bars, the large gear is directly meshed with the gear of a transmission unit, the torque thus produced is very large for bending the steel bars of various specifications. By arranging two sets of travel control units, the proximity switches of the travel control units are properly fixed by means of a bracket, the utility model has the advantages of bending the steel bars of the same specification at different angles and at large quantities, and avoiding the frequent adjustment of the space between the die head and the roller, such as banding bar.

Description

Angle-bender

Technical field:

What the utility model was related is a kind of improvement invention of building machinery, and what be specifically related to is a kind of improvement invention that is used for reinforcing bar is carried out the reinforcing bar machine of angle of bend.

Background technology:

In the prior art, reinforcing bar is carried out angular bend have plenty of by two fixed blocks manually being set on a work top, then reinforcing bar being placed and carry out artificial bending between two fixed blocks, this is time-consuming but also effort not only, and inefficiency.Though also some relatively the construction enterprises of standard also use a kind of bar bending machinery to reinforcing bar carry out bending increase work efficiency as: the patent No. is ZL94219603.1, denomination of invention is " structure-improved of angle-bender ", " a kind of reinforcing bar is sold off device to this patent disclosure; it is mainly by bending apparatus; electromagnetic type pulling mechanism and reversion switch group are formed; the electromagnet in touch switch on each the angle adjustment plate in the reversion switch group and the electromagnetic type pulling mechanism; pedal and power supply constitute a series connection loop; when the pedal switch conducting, transfer arm rotates, reinforcing bar is produced bending action, the reversion switch group is rotated, in rotation process, when contact block touches switch, then stop clutch discs and fluted disc is meshing, transfer arm is return the origin-location, has also finished once the bending action to reinforcing bar simultaneously ".Though this kind angle-bender is compared and can be increased work efficiency with original bar bending, but this kind frame for movement is too complicated, be subjected to the influence of transfer arm arm of force length, thicker reinforcing bar is carried out crooked just show somewhat unable to do what one wishes, and the reinforcing bar of same specification is carried out different angles will carry out the position adjustment to the roller on the rocking arm respectively when crooked, this also reduces operating efficiency.

Summary of the invention:

In view of the existing deficiency of known technology, technical problem solved by the invention is in order to provide a kind of reasonable in design, simple in structure, and moment of torsion is big, can carry out crooked a kind of angle-bender to the reinforcing bar of same specification in enormous quantities.To achieve these goals, the present invention adopts following technical scheme to finish: this kind angle-bender, complete machine includes bending apparatus, the travel control device in control roller path, transmission device, device with pedal, clutch component and be used for the workbench of moment reinforcement, described device with pedal is a floor push, this floor push control clutch component action, described bending apparatus is to be provided with the fixedly module of reinforcement location on workbench, and with the roller of the removable position of this module cooperating, it is characterized in that bending apparatus also includes a gear wheel, this gear wheel is installed in module bottom by gear shaft and is in transmission connection with transmission device, described workbench is provided with the groove of arc, the wheel shaft of described roller passes this groove and is connected with gear wheel, described travel control device comprises driving chain, the stroke chain, be installed in the banking stop on the stroke chain and match with this banking stop near switch, described stroke chain is fixedly mounted in the body by the wheel shaft of two band sprocket wheels, the action of described clutch component is controlled near switch and floor push respectively, describedly movably be installed in the body side by support near switch, one of described driving chain is fixed on the body by extension spring, and the other end then installs around after on the wheel shaft and is fixed on the gear.

The travel control device that is used to control the roller path in the described body has two covers.

The rotation of the utility model by gear wheel drives roller and moves reinforcing bar is carried out bending and since gear wheel directly with the gears engaged of transmission device, therefore the moment of torsion of generation is big, can carry out bending to the reinforcing bar of all size.And owing to be provided with two cover travel control devices, travel control device fixed the position near switch by support, just can carry out the bending of different angles respectively by large batch of reinforcing bar, and need not frequently spacing between die head and the roller be adjusted, such as stirrup same specification.

Description of drawings:

The present invention has following accompanying drawing:

Fig. 1 is the utility model structural representation;

Fig. 2 is that the utility model Fig. 1 is along A-A direction structure cutaway view;

Fig. 3 is that the utility model Fig. 1 is along C-C direction structure cutaway view;

Fig. 4 is that the utility model Fig. 1 is along B-B direction structure cutaway view.

The specific embodiment:

Accompanying drawing has been represented structure of the present utility model and tool embodiment, further describes the relevant details and the operation principle of embodiment below more in conjunction with the accompanying drawings.This kind angle-bender, complete machine includes bending apparatus, the travel control device in control roller path, transmission device, two cover pedal switch 1,1`, clutch component and be used for the workbench of moment reinforcement, this two covers floor push 1,1` controls same clutch component action, described clutch component is the clutch gearbox of outsourcing, has clutch gear 16, moving of this clutch gear 16 can or separate reduction gearing 19 engagements in the gear 18 that rotates with motor shaft 17 and the casing, described bending apparatus is to be provided with the fixedly module 2 of reinforcement location on workbench, and with the roller 3 of the removable position of these module 2 cooperatings, this module 2 can be changed according to the specification requirement of different reinforcing bars, described bending apparatus also includes a gear wheel 4, this gear wheel 4 is installed in the body of module 2 bottoms by gear shaft 5, and be in transmission connection with reduction gearing 19 in the transmission device transmission case, described workbench is provided with the groove 6 of arc, the wheel shaft 7 of described roller 3 passes this groove 6 and is connected with gear wheel 4, described travel control device comprises driving chain 8, stroke chain 9, be installed in the banking stop 10 on the stroke chain 9 and match with this banking stop 10 up and down two near

switch

11,11`, each constitutes a loop with a cover floor push and same clutch component respectively near switch, described stroke chain 9 is by

sprocket wheel

12,12` installs around, described sprocket wheel 12` is installed on the wheel shaft 15, wheel shaft 15 is installed in the body, the action that also is provided with the described clutch component of another sprocket wheel 12`` on the described wheel shaft 15 is also respectively by

near switch

11,11` and floor push 1,1` controls and moves, this kind is controlled to be circuit control, its concrete structure is the prior art of outsourcing, here just be not described in detail, described near

switch

11,11` passes through support 13 separately, 13` movably is installed in the body side, each support is fixed by handwheel, 8 one of described driving chains are fixed on the body by extension spring 14, and the other end then installs around after on another sprocket wheel 12`` and is fixed on the gear wheel 4 again.

When the utility model will carry out bending to reinforcing bar, adjust the position of support on body earlier near switch, change corresponding die head, start power supply then, reinforcing bar is placed between die head and the roller, at this moment, as long as to one of them floor push 1 application of force, floor push can be controlled the clutch gear of clutch component with motor gear and reduction gearing engagement, because reduction gearing and gear wheel engagement, at this moment gear wheel can rotate and drive roller simultaneously and move along deep-slotted chip breaker, thereby reinforcing bar is carried out bending, when reinforcing bar is bent to the angle of setting, because driving chain is fixedly mounted on the gear wheel, therefore the gear wheel rotation can spur driving chain and moves, the mobile of driving chain can drive the stroke sprocket rotation, thereby driving the stroke chain is also moving, when reinforcing bar is bent to default angle, the banking stop that is arranged on the stroke chain just arrives near switch 11, at this moment near the clutch gear disengaging in the switch 11 meeting control clutch components and the engagement of motor gear and reduction gearing, at this moment the gear wheel pulling force that do not had power source will be installed around the extension spring of the driving chain on gear shaft resets, and driving the stroke chain simultaneously resets, this has just finished the first order buckling operation, takes out reinforcing bar and just can.

When the utility model will carry out bending to stirrup, to adjust the position of two covers respectively near switch, after adjusting, at first repeat previous step and carry out the bending first time suddenly, bending is finished rear roller and is resetted this reinforcing bar continuation conversion one upper/lower positions, step on another set of floor push 1`, crooked with regard to carrying out the second time again, when bending to the angle of setting, another breaks away from engagement near the gear that switch 11` just can control in the clutch component, gear wheel has not had power source to reset again, and this has just finished the second order buckling operation, takes out reinforcing bar and just can.

Claims

1. angle-bender, complete machine includes bending apparatus, the travel control device in control roller path, transmission device, device with pedal, clutch component and be used for the workbench of moment reinforcement, described device with pedal is floor push (1), the action of this floor push (1) control clutch component, described bending apparatus is to be provided with the fixedly module of reinforcement location (2) on workbench, and with the roller (3) of the removable position of this module (2) cooperating, it is characterized in that bending apparatus also includes a gear wheel (4), this gear wheel (4) is installed in module (2) bottom by gear shaft (5) and is in transmission connection with transmission device, described workbench is provided with the groove (6) of arc, the wheel shaft (7) of described roller (3) passes this groove (6) and is connected with gear wheel (4), described travel control device comprises driving chain (8), stroke chain (9), be installed in the banking stop (10) on the stroke chain (9) and match with this banking stop (10) near switch (11), described stroke chain (9) install around sprocket wheel (12) (12`) on, sprocket wheel (12) has wheel shaft (15) and is fixedly mounted in the body, the action of described clutch component is controlled near switch (11) and floor push (1) respectively, describedly movably be installed in the body side by support (13) near switch (11), (8) one of described driving chains are fixed on the body by extension spring (14), and the other end then installs around after wheel shaft (15) is gone up by another sprocket wheel (12``) and is fixed on the gear wheel (4) again.

2. a kind of angle-bender as claimed in claim 1, it is characterized in that also being provided with in the described body second floor push (1`) and second near switch (11`), described second floor push (1`), second constitutes the another set of travel control device that is used to control the roller path near (11`) switch, clutch component and banking stop (10).