CN219004325U

CN219004325U - Rear positioning mechanism for bending machine

Info

Publication number: CN219004325U
Application number: CN202222927356.2U
Authority: CN
Inventors: 方彪
Original assignee: Shenzhen Huateng Zhongji Technology Co ltd
Current assignee: Shenzhen Huateng Zhongji Technology Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-05-12
Anticipated expiration: 2032-10-31

Abstract

The utility model relates to a rear positioning mechanism for a bending machine, which comprises a left-right moving assembly, a lifting assembly and a front-back moving assembly; the left-right moving assembly is arranged on the supporting assembly, the moving ends of the left-right moving assembly extend out of two sides of the supporting assembly, the lifting assembly is arranged at the moving ends of the left-right moving assembly, and the left-right moving assembly drives the lifting assembly to move left and right; the front-back moving assembly is installed at the executing end of the lifting assembly, the lifting assembly drives the front-back moving assembly to move up and down, a positioning assembly is arranged on the front-back moving assembly in a sliding mode, and the positioning assembly moves back and forth along the front-back moving assembly. The utility model can effectively improve the positioning precision of the rear positioning mechanism of the bending machine and can correspondingly adjust according to the processing data of different thin plates or metal plates.

Description

Rear positioning mechanism for bending machine

Technical Field

The utility model relates to the technical field of bending machines, in particular to a rear positioning mechanism for a bending machine.

Background

The bending machine is mechanical equipment capable of bending a thin plate, and is key equipment for processing the thin plate and the metal plate in the manufacturing industry.

The rear positioning mechanism is used as mechanical auxiliary equipment which is frequently used on bending machines, and the higher the positioning precision of the rear positioning mechanism is, the higher the machining precision of the thin plate during bending is. In the existing back positioning mechanism, the positioning accuracy is poor, the operation is complex, and the degree of freedom of the back positioning mechanism is low, so that the back positioning mechanism cannot be correspondingly adjusted according to the sheet forming requirement, and the requirement of modern machining accuracy cannot be met.

Therefore, the person skilled in the art is dedicated to develop a rear positioning mechanism for a bending machine, so that the positioning accuracy of the rear positioning mechanism of the bending machine is improved, and corresponding adjustment can be performed according to processing data of different thin plates or metal plates.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a rear positioning mechanism for a bending machine, which improves the positioning precision of the rear positioning mechanism of the bending machine and can correspondingly adjust according to the processing data of different thin plates or metal plates.

The technical scheme for solving the technical problems is as follows: a rear positioning mechanism for a bending machine comprises a left-right moving assembly, a lifting assembly and a front-back moving assembly;

the left-right moving assembly is arranged on the supporting assembly, the moving ends of the left-right moving assembly extend out of two sides of the supporting assembly, the lifting assembly is arranged at the moving ends of the left-right moving assembly, and the left-right moving assembly drives the lifting assembly to move left and right;

the front-back moving assembly is installed at the executing end of the lifting assembly, the lifting assembly drives the front-back moving assembly to move up and down, a positioning assembly is arranged on the front-back moving assembly in a sliding mode, and the positioning assembly moves back and forth along the front-back moving assembly.

The beneficial effects of the utility model are as follows: the positioning assembly can be adjusted at will in a set space range under the adjustment of the front-back moving assembly, the lifting assembly and the left-right moving assembly, so that the positioning precision of a rear positioning mechanism of the bending machine is improved; and the front-back moving assembly, the lifting assembly and the left-right moving assembly are mutually independent, and can be correspondingly adjusted according to the processing data of different thin plates or metal plates.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, the left-right moving assembly comprises a moving plate, the moving plate is positioned in a moving groove on the supporting assembly, two ends of the moving plate extend out of the moving groove, and the lifting assembly is arranged at two ends of the moving plate;

the movable plate is characterized in that a first screw rod bearing is arranged at the bottom of the movable plate, a first ball screw matched with the first screw rod bearing is arranged in the first screw rod bearing in a penetrating mode, a first servo motor is connected with the end portion of the first ball screw rod, and the first servo motor rotates to drive the movable plate to move left and right along the movable groove.

The beneficial effect of adopting above-mentioned further scheme is that first servo motor rotates and drives the movable plate and move about along the removal groove for positioning assembly realizes controlling accurate slip.

Further, the lifting assembly comprises a second screw rod bearing, the two second screw rod bearings are respectively arranged at two ends of the left moving assembly and the right moving assembly, a second ball screw matched with the second screw rod bearing is arranged in the second screw rod bearing in a penetrating mode, two ends of the second ball screw are respectively connected with the output end of the second servo motor and the front moving assembly and the back moving assembly, and the second servo motor rotates to drive the front moving assembly and the back moving assembly to move up and down.

The beneficial effect of adopting above-mentioned further scheme is that second servo motor rotates and drives back-and-forth movement subassembly and reciprocate, and then makes its locating component realize reciprocating.

Further, the side plate is further installed at the end part of the left-right moving assembly, a first sliding block is installed on the side plate, a first guide rail is arranged in the first sliding block in a penetrating mode, the first guide rail is installed on a guide plate, the guide plate is parallel to the second ball screw, and the end part of the guide plate is fixedly connected with the front-back moving assembly.

The technical scheme has the beneficial effects that the first sliding block and the first guide rail enable the wire guide plate to vertically and vertically move.

Further, the back-and-forth moving assembly comprises a cross beam, the bottom of the cross beam is rotationally connected with the lifting assembly, and the positioning assembly is slidably mounted on the cross beam through the sliding assembly.

The sliding assembly has the beneficial effects that the positioning assembly slides along the cross beam, so that the positioning assembly can move back and forth.

Further, the sliding assembly comprises a second guide rail arranged on the cross beam, and a second sliding block matched with the second guide rail is arranged on the positioning assembly.

The beneficial effect of adopting above-mentioned further scheme is that second guide rail and second slider make its locating component remove according to the settlement route, reduce the skew.

Further, the locating component comprises a first locating block and a second locating block, the first locating block and the side wall of the second locating block are provided with third servo motors, the output ends of the third servo motors are provided with gears, the side wall of the cross beam is provided with racks matched with the gears, the racks are arranged along the length direction of the cross beam, and the two third servo motors rotate to drive the first locating block and the second locating block to move along the length direction of the cross beam.

The beneficial effect of adopting above-mentioned further scheme is that third servo motor drives first locating piece or second locating piece and removes along the crossbeam to carry out corresponding regulation according to the sheet metal processing requirement of difference.

Further, the first positioning block and the second positioning block are provided with positioning bosses at the ends.

The beneficial effect of adopting above-mentioned further scheme is that the location boss is convenient for be quick with the sheet metal quick positioning that needs processing, can also change different location bosses according to different sheet metals.

Further, drag chains are arranged between the left-right moving assembly and the lifting assembly and between the positioning assembly and the cross beam.

The drag chain has the beneficial effects that the drag chain is used for protecting the connecting wire, the control wire and the like.

Further, the end part of the supporting component is also provided with a rear material blocking bracket.

The rear baffle bracket is used for further positioning the thin plate to be processed.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is a schematic structural diagram of an embodiment of the present utility model.

In the drawings, the list of components represented by the various numbers is as follows:

1. a left-right moving assembly; 2. a lifting assembly; 3. a back and forth movement assembly; 4. a support assembly; 5. a positioning assembly; 6. a moving plate; 7. a moving groove; 8. a first servo motor; 9. a second lead screw bearing; 10. a second ball screw; 11. a side plate; 12. a first slider; 13. a guide plate; 14. a cross beam; 15. a second guide rail; 16. a second slider; 17. a first positioning block; 18. a second positioning block; 19. a third servo motor; 20. positioning the boss; 21. a drag chain; 22. and a rear material blocking bracket.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "length", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "inner", "outer", "peripheral side", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the system or element in question must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

As shown in fig. 1 and 2, a rear positioning mechanism for a bending machine comprises a left-right moving assembly 1, a lifting assembly 2 and a front-back moving assembly 3; the left-right moving assembly 1 is arranged on the supporting assembly 4, the moving ends of the left-right moving assembly 1 extend out of two sides of the supporting assembly 4, the lifting assembly 2 is arranged at the moving ends of the left-right moving assembly 1, and the left-right moving assembly 1 drives the lifting assembly 2 to move left and right; the front-back moving assembly 3 is arranged at the executing end of the lifting assembly 2, the lifting assembly 2 drives the front-back moving assembly 3 to move up and down, the front-back moving assembly 3 is provided with a positioning assembly 5 in a sliding manner, and the positioning assembly 5 moves back and forth along the front-back moving assembly 3.

According to the utility model, the positioning assembly 5 can be adjusted at will in a set space range under the adjustment of the front-back moving assembly 3, the lifting assembly 2 and the left-right moving assembly 1, so that the positioning precision of a rear positioning mechanism of the bending machine is improved; and the front-back moving assembly 3, the lifting assembly 2 and the left-right moving assembly 1 are mutually independent and can be correspondingly adjusted according to the processing data of different thin plates or metal plates.

In some embodiments, the support assembly 4 is a rectangular frame, and the end of the support assembly 4 is further provided with a back stop bracket 22, and the back stop bracket 22 is used for further positioning a thin plate to be processed. The left-right moving assembly 1 comprises a moving plate 6, the moving plate 6 is positioned in a moving groove 7 on the supporting assembly 4, the moving groove 7 is arranged along the length direction of the supporting assembly 4, and the moving plate 6 is in clearance fit with the moving groove 7. And the two ends of the moving plate 6 extend out of the moving groove 7, and the lifting component 2 is arranged at the two ends of the moving plate 6. The first screw rod bearing is installed to movable plate 6 bottom, wears to be equipped with in the first screw rod bearing with first screw rod bearing complex first ball screw, and first ball screw installs in supporting component 4, and first ball screw end connection has first servo motor 8, and first servo motor 8 rotates and drives movable plate 6 and move about 7 along the removal groove, in order to do benefit to movable plate 6 steady removal, and the slider is still installed to movable plate 6 bottom, installs in the supporting component 4 with slider complex guide rail.

In another embodiment, the lifting assembly 2 includes second screw bearings 9, and two second screw bearings 9 are respectively installed at two ends of the left and right moving assembly 1, specifically, two second screw bearings 9 are installed at two ends of the moving plate 6. A second ball screw 10 matched with the second screw bearing 9 is arranged in the second screw bearing 9 in a penetrating way, two ends of the second ball screw 10 are respectively connected with the output end of the second servo motor and the front-back moving assembly 3, the second ball screw 10 is rotationally connected with the front-back moving assembly 3, and the second servo motor rotates to drive the front-back moving assembly 3 to move up and down.

In the embodiment, the end of the left-right moving assembly 1 is also provided with a side plate 11, and the second servo motor can be arranged on the side plate 11 or at the bottom of the moving plate 6. The side plate 11 is provided with a first sliding block 12, a first guide rail is arranged in the first sliding block 12 in a penetrating manner, the first guide rail is arranged on a guide plate 13, the guide plate 13 is arranged in parallel with the second ball screw 10, the end part of the guide plate 13 is fixedly connected with the front-back moving assembly 3, and when the second ball screw 10 lifts or moves down the front-back moving assembly 3, the first sliding block 12 and the first guide rail are used for guiding the front-back moving assembly 3.

In some embodiments, the back and forth movement assembly 3 includes a beam 14, and the beam 14 has a hollow rectangular shape. The bottom of the beam 14 is rotatably connected with the lifting assembly 2, and the positioning assembly 5 is slidably arranged on the beam 14 through the sliding assembly so that the positioning assembly 5 can slide along the beam 14. Specifically, the sliding assembly comprises a second guide rail 15 installed on the cross beam 14, the second guide rail 15 is arranged on the side wall of the cross beam 14, a second sliding block 16 matched with the second guide rail 15 is installed on the positioning assembly 5, and the second sliding block 16 is installed at the bottom of the positioning assembly 5.

In order to prevent the control lines and the connection lines from being caught in the respective moving assemblies, drag chains 21 are provided between the left and right moving assembly 1 and the elevating assembly 2, and between the positioning assembly 5 and the cross beam 14, the drag chains 21 being used to protect the control lines and the connection lines.

In this embodiment, the positioning assembly 5 includes a first positioning block 17 and a second positioning block 18, the end portions of the first positioning block 17 and the second positioning block 18 are both provided with positioning bosses 20, the positioning bosses 20 are convenient for quickly positioning the thin plate to be processed, and different positioning bosses 20 can be replaced according to different thin plates. The side walls of the first positioning block 17 and the second positioning block 18 are provided with a third servo motor 19, the output end of the third servo motor 19 is provided with a gear, the side wall of the cross beam 14 is provided with a rack matched with the gear, and in order to ensure that the first positioning block 17 and the second positioning block 18 move stably and accurately and controllably, the gear and the rack can respectively adopt a helical gear and a diagonal rack. The racks are arranged along the length direction of the cross beam 14, and the two third servo motors 19 rotate to drive the first positioning blocks 17 and the second positioning blocks 18 to move along the length direction of the cross beam 14, so that the distance between the first positioning blocks 17 and the second positioning blocks 18 is controlled to adapt to thin plates of different sizes.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims

1. A back positioning mechanism for a bending machine is characterized in that: comprises a left-right moving component (1), a lifting component (2) and a front-back moving component (3);

the left-right moving assembly (1) is arranged on the supporting assembly (4), the moving ends of the left-right moving assembly (1) extend out of two sides of the supporting assembly (4), the lifting assembly (2) is arranged at the moving ends of the left-right moving assembly (1), and the left-right moving assembly (1) drives the lifting assembly (2) to move left and right;

the front-back moving assembly (3) is installed at the executing end of the lifting assembly (2), the lifting assembly (2) drives the front-back moving assembly (3) to move up and down, the front-back moving assembly (3) is provided with a positioning assembly (5) in a sliding mode, and the positioning assembly (5) moves back and forth along the front-back moving assembly (3).

2. The post-bending machine positioning mechanism according to claim 1, wherein: the left-right moving assembly (1) comprises a moving plate (6), the moving plate (6) is positioned in a moving groove (7) on the supporting assembly (4), two ends of the moving plate (6) extend out of the moving groove (7), and the lifting assembly (2) is arranged at two ends of the moving plate (6);

the movable plate (6) is characterized in that a first screw rod bearing is arranged at the bottom of the movable plate (6), a first ball screw matched with the first screw rod bearing is arranged in the first screw rod bearing in a penetrating mode, a first servo motor (8) is connected to the end portion of the first ball screw rod, and the first servo motor (8) rotates to drive the movable plate (6) to move left and right along the movable groove (7).

3. The post-bending machine positioning mechanism according to claim 1, wherein: the lifting assembly (2) comprises a second screw rod bearing (9), the two second screw rod bearings (9) are respectively arranged at two ends of the left moving assembly (1), a second ball screw (10) matched with the second screw rod bearing (9) is arranged in the second screw rod bearing (9) in a penetrating mode, two ends of the second ball screw (10) are respectively connected with the output end of a second servo motor and the front moving assembly (3), and the second servo motor rotates to drive the front moving assembly (3) to move up and down.

4. A rear positioning mechanism for a bending machine as claimed in claim 3, wherein: the end part of the left-right moving assembly (1) is further provided with a side plate (11), a first sliding block (12) is arranged on the side plate (11), a first guide rail is arranged in the first sliding block (12) in a penetrating mode, the first guide rail is arranged on a guide plate (13), the guide plate (13) is parallel to the second ball screw (10), and the end part of the guide plate (13) is fixedly connected with the front-back moving assembly (3).

5. The post-bending machine positioning mechanism according to claim 1, wherein: the front-back moving assembly (3) comprises a cross beam (14), the bottom of the cross beam (14) is rotationally connected with the lifting assembly (2), and the positioning assembly (5) is slidably mounted on the cross beam (14) through a sliding assembly.

6. The post-bending machine positioning mechanism according to claim 5, wherein: the sliding assembly comprises a second guide rail (15) arranged on the cross beam (14), and a second sliding block (16) matched with the second guide rail (15) is arranged on the positioning assembly (5).

7. The post-bending machine positioning mechanism according to claim 6, wherein: the positioning assembly (5) comprises a first positioning block (17) and a second positioning block (18), wherein a third servo motor (19) is arranged on the side wall of the first positioning block (17) and the side wall of the second positioning block (18), a gear is arranged at the output end of the third servo motor (19), racks matched with the gear are arranged on the side wall of the cross beam (14), the racks are arranged along the length direction of the cross beam (14), and the two third servo motors (19) rotate to drive the first positioning block (17) and the second positioning block (18) to move along the length direction of the cross beam (14).

8. The post-bending machine positioning mechanism according to claim 7, wherein: positioning bosses (20) are arranged at the ends of the first positioning block (17) and the second positioning block (18).

9. The post-bending machine positioning mechanism according to claim 6, wherein: drag chains (21) are arranged between the left-right moving assembly (1) and the lifting assembly (2) and between the positioning assembly (5) and the cross beam (14).

10. The post-bending machine positioning mechanism according to claim 1, wherein: the end part of the supporting component (4) is also provided with a rear material blocking bracket (22).