CN216027274U

CN216027274U - Auxiliary limiting tool for three-roller plate bending machine for manufacturing excavator bucket

Info

Publication number: CN216027274U
Application number: CN202122673693.9U
Authority: CN
Inventors: 殷涛; 吴洽祥
Original assignee: Hefei Sandaxin Construction Machinery Co ltd
Current assignee: Hefei Sandaxin Construction Machinery Co ltd
Priority date: 2021-11-03
Filing date: 2021-11-03
Publication date: 2022-03-15
Anticipated expiration: 2031-11-03

Abstract

The application relates to a three-roller plate bending machine auxiliary limiting tool for manufacturing an excavator bucket, which comprises a plate bending machine main body, wherein two lower rollers are rotationally arranged in the plate bending machine main body, two support guide rails are fixedly connected to the plate bending machine main body, the top parts of the two support guide rails are fixedly connected with the same top plate, an upper roller is rotationally arranged above the two lower rollers, a limiting shaft is fixedly sleeved in the upper roller, a lifting mechanism is arranged on the limiting shaft and comprises two bearings, the bearings are slidably arranged in the corresponding support guide rails, the inner rings of the two bearings are fixedly sleeved at the same end of the limiting shaft, and the top parts of the two bearings are fixedly connected with the same limiting plate, the butting sleeve can be separated from the upper roller through the rotation of the limiting arm, and the formed product can be conveniently taken out from the upper roller.

Description

Auxiliary limiting tool for three-roller plate bending machine for manufacturing excavator bucket

Technical Field

The application relates to the technical field of three-roller plate bending machines, in particular to an auxiliary limiting tool for a three-roller plate bending machine for manufacturing an excavator bucket.

Background

The three-roller plate bending machine is of a mechanical type and a hydraulic type, the mechanical type three-roller plate bending machine is divided into a symmetrical type and an asymmetrical type, an upper roller of the plate bending machine acts on a piston to do vertical lifting motion at the central symmetrical position of two lower rollers through hydraulic oil in a hydraulic cylinder, and a final gear of a main speed reducer drives two lower roller gears to mesh to do rotary motion so as to provide torque for plate bending. The plastic metal plate with flat specification of the plate bending machine passes through the space between three working rollers (two lower rollers and one upper roller) of the plate bending machine, and the metal plate is continuously bent for multiple times by virtue of the downward pressing of the upper rollers and the rotating motion of the lower rollers to generate permanent plastic deformation, and is rolled into a required cylinder, a required conical cylinder or a part of the cylinder and the conical cylinder.

However, most of the existing three-roller plate bending machines are manually operated, the upper roller is pushed to slide downwards by means of the matching of a screw rod and a nut, the operation is relatively complicated, and the processing efficiency is influenced. Therefore, the technical personnel in the field provide an auxiliary limiting tool for a three-roller plate bending machine for manufacturing a bucket, so as to solve the problems in the background technology.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the background art, the application provides an auxiliary limiting tool for a three-roller plate bending machine for manufacturing an excavator bucket.

The application provides a supplementary spacing frock of three-roller plate bending machine for making bucket adopts following technical scheme:

an auxiliary limiting tool of a three-roller plate bending machine for manufacturing an excavator bucket comprises a plate bending machine main body, wherein two lower rollers are rotatably arranged in the plate bending machine main body, two bracket guide rails are fixedly connected on the plate bending machine main body, the top parts of the two bracket guide rails are fixedly connected with the same top plate, an upper roller is rotatably arranged above the two lower rollers, the upper roll is internally and fixedly sleeved with a limiting shaft, the limiting shaft is provided with a lifting mechanism, the lifting mechanism comprises two bearings, the bearings are arranged in corresponding bracket guide rails in a sliding manner, the inner rings of the two bearings are fixedly sleeved at the same end of the limiting shaft, and the top parts of the two bearings are fixedly connected with the same limiting plate, the top plate is provided with a supporting mechanism, the supporting mechanism comprises a limiting arm, the limiting arm is rotatably connected to the bottom of the top plate, a butt joint sleeve is further arranged on the limiting arm, and the butt joint sleeve is matched with the upper roller.

By adopting the technical scheme, the limiting plate can push the two bearings to slide up and down in the support guide rail, the upper roller can be conveniently pushed to slide downwards to be close to the lower roller for cooperation, and meanwhile, when the upper roller slides upwards, the limitation on the upper roller can be untied by rotating the limiting arm, and the formed product can be conveniently taken out from the upper roller.

Preferably, the lifting mechanism further comprises two thread sleeves, the thread sleeve is fixedly sleeved on the limiting plate, the thread connecting sleeves in the thread sleeves are provided with two lead screws, and the lead screws are rotatably connected to the plate bending machine main body.

Through adopting above-mentioned technical scheme, cooperate with the lead screw through the thread bush, can promote the limiting plate and slide from top to bottom.

Preferably, the top of a lead screw in two lead screws extends to the top of roof and fixedly connected with motor, motor fixed mounting is on the roof, and the top of two lead screws is all fixed cover and is equipped with synchronizing gear, and two synchronizing gear intermeshing.

Through adopting above-mentioned technical scheme, through two synchromesh gears intermeshing, can be so that two lead screws synchronous rotation.

Preferably, the supporting mechanism is still including triggering the gear, it is equipped with the pivot of triggering to fix the cover on triggering the gear, trigger the pivot and rotate the cover and establish on the roof, and trigger the pivot and go up fixed cover and be equipped with two sprags, and the one end of two sprags is articulated to be connected with same slider, slider sliding connection is on spacing arm.

By adopting the technical scheme, when the trigger gear rotates, the two inclined struts can be rotated through the trigger rotating shaft, and the limiting arm can be pushed to rotate through the matching of the inclined struts and the sliding block.

Preferably, a double-sided rack is further arranged in the top plate in a sliding manner, one side of the double-sided rack is meshed with the trigger gear, a driving gear is fixedly sleeved on a lead screw connected with a motor, and the other side of the double-sided rack is meshed with the driving gear.

Through adopting above-mentioned technical scheme, can promote two-sided rack through the driving gear and slide, cooperate with the trigger gear through two-sided rack, can rotate the trigger gear.

To sum up, the application comprises the following beneficial technical effects:

1. can rotate the lead screw that corresponds through the motor, and under two synchromesh mutually support, can make two lead screws rotate in step, cooperate with the thread bush that corresponds through the lead screw, and when two lead screw thread opposite direction set up, alright with promote limiting plate and bearing and slide downwards on the support guide rail, thereby can promote to go up the roller and slide downwards, conveniently cooperate with two lower rolls and carry out work, can rotate the butt joint cover through spacing arm this moment and be close to and go up the roller, conveniently carry out spacing fixed to the free end of going up the roller.

2. When the upper roll slides upwards and resets, the driving gear on the lead screw can push the double-sided rack to slide, the double-sided rack is matched with the trigger gear, the trigger gear and the trigger rotating shaft can be rotated, the two inclined struts can be rotated through the trigger rotating shaft, the two inclined struts are matched with the slider, the limiting arm can be pulled to rotate upwards and reset, the butt joint sleeve is separated from the upper roll at the moment, and a product formed on the upper roll can be taken out conveniently.

Drawings

FIG. 1 is a schematic structural diagram of a first view angle section of an auxiliary limiting tool of a three-roll plate bending machine for manufacturing an excavator bucket in an embodiment of the application;

FIG. 2 is a schematic structural diagram of a second view angle section of an auxiliary limiting tool of a three-roll plate bending machine for manufacturing an excavator bucket in the embodiment of the present application;

FIG. 3 is an enlarged schematic structural view of a portion A in FIG. 1 of an auxiliary limiting tool of a three-roller plate bending machine for manufacturing a bucket in an embodiment of the application;

fig. 4 is an enlarged schematic structural view of a part B in fig. 1 of an auxiliary limiting tool of a three-roller plate bending machine for manufacturing a bucket in an embodiment of the application.

Description of reference numerals: 1. a plate bending machine main body; 2. a lower roll; 3. a bracket guide rail; 4. a top plate; 5. upper roll; 6. a limiting shaft; 7. a bearing; 8. a limiting plate; 9. a limiting arm; 10. butting sleeves; 11. a threaded sleeve; 12. a screw rod; 13. a motor; 14. a synchronizing gear; 15. triggering a gear; 16. triggering the rotating shaft; 17. bracing; 18. a slider; 19. a double-sided rack; 20. a drive gear.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a three-roller plate bending machine auxiliary limiting tool for manufacturing an excavator bucket. Referring to fig. 1-4, an auxiliary limiting tool of a three-roller plate bending machine for manufacturing an excavator bucket comprises a plate bending machine main body 1, two lower rollers 2 are rotatably arranged in the plate bending machine main body 1, two support guide rails 3 are fixedly connected to the plate bending machine main body 1, the top of each support guide rail 3 is fixedly connected with a same top plate 4, an upper roller 5 is rotatably arranged above the two lower rollers 2, a limiting shaft 6 is fixedly sleeved in the upper roller 5, a lifting mechanism is arranged on the limiting shaft 6, the lifting mechanism comprises two bearings 7, the bearings 7 are slidably arranged in the corresponding support guide rails 3, inner rings of the two bearings 7 are fixedly sleeved at the same end of the limiting shaft 6, the top of the two bearings 7 is fixedly connected with a same limiting plate 8, a supporting mechanism is arranged on the top plate 4, the supporting mechanism comprises a limiting arm 9, and the limiting arm 9 is rotatably connected to the bottom of the top plate 4, and the limiting arm 9 is also provided with a butting sleeve 10, the butting sleeve 10 is matched with the upper roller 5, the limiting plate 8 can push the two bearings 7 to slide up and down in the support guide rail 3, the upper roller 5 can be conveniently pushed to slide downwards to be close to the lower roller 2 for matching work, meanwhile, when the upper roller 5 slides upwards, the limiting arm 9 is rotated to loosen the constraint on the upper roller 5, and at the moment, the formed product is conveniently taken out from the upper roller 5.

In this application, elevating system still includes two

thread bush

11, and 11 fixed sleeves of thread bush are established on limiting

plate

8, and 11 internal thread adapter sleeves of thread bush are equipped with two lead screws 12, and lead screw 12 rotates to be connected on veneer reeling machine main part 1, cooperatees with lead screw 12 through thread bush 11, can promote limiting plate 8 and slide from top to bottom.

In this application, the top of a lead screw 12 in two lead screws 12 extends to the top and the fixedly connected with motor 13 of roof 4, and motor 13 fixed mounting is on roof 4, and the equal fixed cover in top of two lead screws 12 is equipped with synchromesh 14, and two synchromesh 14 intermeshing, through two synchromesh 14 intermeshing, can be so that two lead screws 12 synchronous rotation.

In this application, supporting mechanism is still including triggering gear 15, trigger gear 15 is gone up fixed cover and is equipped with trigger pivot 16, trigger pivot 16 and rotate the cover and establish on roof 4, and trigger pivot 16 is gone up fixed cover and is equipped with two bracing 17, the articulated same slider 18 that is connected with of one end of two bracing 17, slider 18 sliding connection is on spacing arm 9, when setting trigger gear 15 rotates, can rotate two bracing 17 through triggering pivot 16, cooperate with slider 18 through bracing 17, alright rotate with promoting spacing arm 9.

In this application, still slide in the roof 4 and be provided with two-sided rack 19, one side and the meshing of trigger gear 15 of two-sided rack 19, fixed cover is equipped with driving gear 20 on the lead screw 12 that is connected with motor 13, and the opposite side and the meshing of driving gear 20 of two-sided rack 19 can promote two-sided rack 19 to slide through driving gear 20, cooperate with trigger gear 15 through two-sided rack 19, can rotate trigger gear 15.

The implementation principle of the auxiliary limiting tool of the three-roller plate bending machine for manufacturing the excavator bucket is as follows: when the device is used, the motor 13 is started firstly, the corresponding screw rods 12 can be rotated through the motor 13, and under the mutual matching of the two synchronous gears 14, the two screw rods 12 can be synchronously rotated, the screw rods 12 are matched with the corresponding thread sleeves 11, and when the thread directions of the two screw rods 12 are opposite, the limiting plate 8 and the bearing 7 can be pushed to slide downwards on the support guide rail 3, so that the upper roller 5 can be pushed to slide downwards to be conveniently matched with the two lower rollers 2 for working, at the moment, the butting sleeve 10 can be rotated to be close to the upper roller 5 through the limiting arm 9, the free end of the upper roller 5 can be conveniently limited and fixed, after the working is finished, when the upper roller 5 slides upwards and resets, the double-sided rack 19 can be pushed to slide through the driving gear 20 on the screw rods 12, and the trigger gear 15 and the trigger rotating shaft 16 can be rotated through the matching of the double-sided rack 19 and the trigger gear 15, can rotate two bracing 17 through triggering pivot 16, cooperate through two bracing 17 and slider 18, can stimulate spacing arm 9 and upwards rotate and reset, docking sleeve 10 breaks away from with last roller 5 this moment, can conveniently take out last roller 5 goes up the fashioned product.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A three-roller plate bending machine auxiliary limiting tool for manufacturing an excavator bucket comprises a plate bending machine main body (1) and is characterized in that two lower rollers (2) are arranged in the plate bending machine main body (1) in a rotating mode, two support guide rails (3) are fixedly connected to the plate bending machine main body (1), the tops of the two support guide rails (3) are fixedly connected with a same top plate (4), an upper roller (5) is arranged above the two lower rollers (2) in a rotating mode, a limiting shaft (6) is fixedly sleeved in the upper roller (5), a lifting mechanism is arranged on the limiting shaft (6) and comprises two bearings (7), the bearings (7) are arranged in the corresponding support guide rails (3) in a sliding mode, inner rings of the two bearings (7) are fixedly sleeved at the same end of the limiting shaft (6), and the tops of the two bearings (7) are fixedly connected with a same limiting plate (8), the supporting mechanism is arranged on the top plate (4) and comprises a limiting arm (9), the limiting arm (9) is rotatably connected to the bottom of the top plate (4), a butt joint sleeve (10) is further arranged on the limiting arm (9), and the butt joint sleeve (10) is matched with the upper roller (5).

2. The auxiliary limiting tool of the three-roller plate bending machine for manufacturing the excavator bucket according to claim 1, wherein the auxiliary limiting tool comprises: elevating system still includes two thread bush (11), thread bush (11) fixed cover is established on limiting plate (8), and thread bush (11) internal thread adapter sleeve is equipped with two lead screws (12), lead screw (12) are rotated and are connected on veneer reeling machine main part (1).

3. The auxiliary limiting tool for the three-roller plate bending machine for manufacturing the excavator bucket is characterized in that: the top of a lead screw (12) in two lead screws (12) extends to the top and the fixedly connected with motor (13) of roof (4), motor (13) fixed mounting is on roof (4), and the equal fixed cover in top of two lead screws (12) is equipped with synchromesh (14), and two synchromesh (14) intermeshing.

4. The auxiliary limiting tool of the three-roller plate bending machine for manufacturing the excavator bucket according to claim 1, wherein the auxiliary limiting tool comprises: the supporting mechanism is still including triggering gear (15), trigger gear (15) and go up fixed cover and be equipped with and trigger pivot (16), trigger pivot (16) and rotate the cover and establish on roof (4), and trigger pivot (16) and go up fixed cover and be equipped with two bracing (17), the articulated same slider (18) that is connected with of one end of two bracing (17), slider (18) sliding connection is on spacing arm (9).

5. The auxiliary limiting tool for the three-roller plate bending machine for manufacturing the excavator bucket as claimed in claim 4, wherein the auxiliary limiting tool comprises: still slide in roof (4) and be provided with two-sided rack (19), one side and the meshing of trigger gear (15) mutually of two-sided rack (19), fixed cover is equipped with driving gear (20) on lead screw (12) that are connected with motor (13), the opposite side and the meshing of driving gear (20) mutually of two-sided rack (19).