Stacking mechanism of bending center

Abstract

The utility model relates to the technical field of bending centers, in particular to a bending center stacking mechanism which comprises a workbench, a bending mechanism arranged on the right side of the workbench, a horizontal truss arranged on the workbench and extending front and back, horizontal sliding rails arranged on the upper side and the lower side of the right end of the horizontal truss and extending front and back, and a fixing frame connected to the horizontal sliding rails in a sliding mode. The fixing frame is provided with a first servo motor, the truss is further provided with a first rack parallel to the horizontal sliding rail, and the output end of the first servo motor is meshed with the first rack; a sliding arm extending vertically is arranged on the right side of the horizontal truss, vertical sliding rails extending vertically are arranged on the front side and the rear side of the sliding arm, the sliding arm is slidably connected with the fixing frame, a second rack is arranged on the left side of the sliding arm, a second servo motor is arranged on the fixing frame, and the output end of the second servo motor is meshed with the second rack; a rotating motor is arranged at the lower end of the sliding arm, and a sucker assembly is arranged at the output end of the rotating motor and comprises a sucker frame and suckers; the stacking mechanism has higher flexibility and a larger moving range and is high in applicability.

Description

TECHNICAL FIELD

[0001] The utility model relates to a bending center technical field, concretely relates to a stacking mechanism of bending center. BACKGROUND

[0002] The bending center is a kind of multifunctional automatic sheet metal processing equipment, it mainly solves the sheet metal of various complex metal forming, bending problem, stacking mechanism is an important component in the bending center system, it is mainly responsible for the sheet metal piece according to certain rule and order to be stacked after bending is completed, to facilitate subsequent handling, storage or further processing.

[0003] For example, the application publication number CN106862321A discloses a kind of plate flexible bending center, the bending center includes loading table, positioning table, rotating table, tool holder, unloading conveying table and unloading table, wherein unloading conveying table and unloading table are used to stack the plate that is completed bending to specified position, unloading conveying table has unloading mobile suction disc frame, it is used to move the plate from conveying belt to unloading table, unloading table is used to receive plate and adjust height according to the number of stacking plate.

[0004] The unloading mechanism of the above-mentioned bending center also has certain defects: the unloading mechanism includes unloading conveying table and unloading table, wherein the unloading mobile suction disc frame on the unloading conveying table can only move in one direction, and the flexibility is poor, and the range of applicable plate is small;2, the unloading mechanism increases the volume of the equipment as part of the bending center, causing the increase of space cost. UTILITY MODEL CONTENT

[0005] The utility model provides a kind of stacking mechanism of bending center to solve the technical problems that the unloading mechanism of existing bending center is small in range of applicable plate and poor in flexibility.

[0006] To solve the above problems, the stacking mechanism of bending center provided by the utility model adopts the following technical scheme:

[0007] A kind of stacking mechanism of bending center, including workbench, workbench side has bending mechanism, define the side where bending mechanism is as right side, workbench has the horizontal truss that extends before and after, horizontal truss right end upper and lower sides have the horizontal slide rail that extends before and after, horizontal slide rail is slidably connected with fixed frame, fixed frame has first servo motor on it, truss also has the first rack that is arranged in parallel with horizontal slide rail, first servo motor output end is engaged with first rack;

[0008] Horizontal truss right side is equipped with the slide arm that extends up and down, slide arm front and back sides both have the vertical slide rail that extends up and down, slide arm is slidably connected with fixed frame, slide arm left side has the second rack that extends up and down, fixed frame has second servo motor on it, and its output end is engaged with second rack;

[0009] The lower end of the slide arm is provided with a rotary motor, and the output end of the rotary motor is provided with a suction disc assembly including a suction disc holder and a suction disc.

[0010] The beneficial effects are that the suction disc holder can be synchronously moved in the front-back and left-right directions under the driving of the first and second servo motors by setting the slide rails and the rack on the truss and the slide arm, and the suction disc holder can be rotated under the driving of the rotary motor, so that the stacking mechanism has higher flexibility, a larger moving range and better applicability.

[0011] Further, the fixed frame is a rectangular frame including a left frame and a right frame, and the first and second servo motors are located in the left frame and fixed to the left and right ends of the left frame respectively, and the slide arm is located in the right frame.

[0012] Further, the left end of the left frame and the front and back sides of the right frame are provided with sliding blocks between the horizontal slide rails and the vertical slide rails respectively to support the fixed frame and the slide arm.

[0013] Further, the output ends of the first and second servo motors are provided with bevel gears respectively, and the fixed frame is provided with lubricating gears meshing with the two bevel gears respectively, and the lubricating gears are provided with oil pipes on one side of the fixed frame, and the lubricating gears are made of felt to absorb lubricating oil.

[0014] The beneficial effects are that the lubricating gears are set on one side of the output ends of the first and second servo motors to enhance the lubricating effect of the gears during use, thereby prolonging the service life of the gears.

[0015] Further, the slide arm and the rotary motor are provided with a rectangular connecting frame, and the rotary motor is fixed in the connecting frame.

[0016] Further, the suction disc holder is a horizontally arranged rectangular plate structure, and the suction disc holder is provided with connecting rods extending upward and downward at the four corners, the connecting rods are tubular structures, the connecting rods are provided with air pipes at the upper ends, and the connecting rods are provided with suction discs at the lower ends, and the other ends of the air pipes are provided with vacuum pumps to provide negative pressure to the suction discs.

[0017] Further, the fixed frame is provided with a drag chain support at the upper end, the horizontal truss is provided with horizontal drag chains extending forward and backward at the upper end, and the front end of the drag chain support is connected with the front end of the horizontal drag chain; the slide arm and the drag chain support are provided with vertical drag chains at the upper ends, and the horizontal and vertical drag chains are used for protecting pipelines.

[0018] Further, the first rack is provided with limit blocks at the front and back ends, and the left side of the left frame is provided with a stop block corresponding to the limit blocks to limit the moving range of the stacking mechanism in the front-back direction.

[0019] Furthermore, the lower end of the horizontal truss has column-shaped support seats on the front and rear sides of the workbench; the front, rear and right sides of the fixed frame and the connecting frame are all provided with protective covers.

[0020] The beneficial effects of the stacking mechanism with a bending center provided by this utility model are:

[0021] 1. By setting slide rails and racks on the truss and sliding arm, the suction cup frame can complete synchronous movement in the front-back and left-right directions under the drive of the first servo motor and the second servo motor. At the same time, the rotary motor enables the suction cup frame to rotate, thereby making the palletizing mechanism more flexible and with a larger range of movement, and also more applicable.

[0022] 2. By setting a lubrication gear on one side of the output end of the first servo motor and the output end of the second servo motor, the lubrication effect of the gear during use is enhanced, thereby improving the service life of the gear. Attached Figure Description

[0023] The above and other objects, features, and advantages of the present invention will become readily understood by reading the following detailed description of exemplary embodiments with reference to the accompanying drawings. In the drawings, several embodiments of the present invention are shown by way of example and not limitation, and like or corresponding reference numerals denote like or corresponding parts, wherein:

[0024] Figure 1 An overall structural diagram of a stacking mechanism with a bending center provided by this utility model;

[0025] Figure 2 for Figure 1 The diagram shows the structure of the fixed frame.

[0026] Figure 3 for Figure 2 A schematic diagram showing the interaction between the first servo motor and the first rack.

[0027] Figure 4 for Figure 2 A schematic diagram showing the interaction between the second servo motor and the second rack.

[0028] Figure 5 for Figure 1 A schematic diagram of the middle suction cup assembly.

[0029] Explanation of reference numerals in the attached figures:

[0030] 1. Workbench; 2. Bending mechanism;

[0031] 3. Horizontal truss; 31. Support base; 32. Horizontal cable chain; 33. Horizontal slide rail; 34. First rack; 35. Limit block;

[0032] 4, X-axis moving assembly; 41, fixed frame; 411, left frame; 4111, stop block; 4112, lubricating gear; 4113, first servo motor; 4114, bevel gear; 4115, oil pipe; 4116, sliding block; 412, right frame; 4121, second servo motor; 42, protective cover; 43, drag chain support;

[0033] 5, Z-axis moving assembly; 51, sliding arm; 52, vertical slide rail; 53, second rack; 54, connecting frame; 55, rotary motor; 56, vertical drag chain;

[0034] 6, suction cup assembly; 61, transmission rod; 62, suction cup frame; 63, connecting rod; 64, suction cup. DETAILED DESCRIPTION

[0035] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application, and those skilled in the art should know that the embodiments described below are only part of the embodiments of the present disclosure, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0036] The main idea of the present application is to set the slide rail and the rack on the horizontal truss 3 and the sliding arm 51, so that the suction cup frame 62 can be driven by the first servo motor 4113 and the second servo motor 4121 to complete the synchronous movement in the front-back and left-right directions, and the rotary motor 55 can make the suction cup frame 62 rotate, thereby making the stacking mechanism have higher flexibility and larger movement range, and better applicability.

[0037] After introducing the basic principle of the present application, the various non-limiting embodiments of the present application will be specifically introduced below. Any element quantity in the drawings is used for example and is not limited, and any naming is only used for distinction and does not have any limiting meaning.

[0038] The principles and spirits of the present application will be explained in detail below with reference to several representative embodiments of the present application.

[0039] Embodiment 1 of the stacking mechanism of the bending center provided by the present application:

[0040] As Figures 1 to 5As shown, the stacking mechanism is located on the workbench 1, and has a bending mechanism 2 on one side, and the side where the bending mechanism 2 is located is defined as the right side. The stacking mechanism comprises a horizontal truss 3, an X-axis moving assembly 4, a Z-axis moving assembly 5 and a suction cup assembly 6. The horizontal truss 3 is located on the workbench 1 and is used to bear other components of the stacking mechanism. The X-axis moving assembly 4 is used to move the suction cup assembly 6 in the front-rear direction. The Z-axis moving assembly 5 is used to move the suction cup assembly 6 in the up-down direction and rotate the suction cup assembly 6. The suction cup assembly 6 is used to adsorb the plate.

[0041] Firstly, the horizontal truss 3 is introduced. The horizontal truss 3 is a rectangular rod extending in the front-rear direction. The horizontal truss 3 is provided with columnar support seats 31 extending in the up-down direction on the front-rear sides of the lower end of the horizontal truss 3.

[0042] Next, the X-axis moving assembly 4 is introduced. The X-axis moving assembly 4 comprises horizontal sliding rails 33 located on the up-down sides of the rear end of the horizontal truss 3. The horizontal sliding rails 33 extend in the front-rear direction. The rear side of the horizontal sliding rails 33 is provided with a rectangular fixed frame 41. The fixed frame 41 has an "8" shape structure and comprises a left frame 411 and a right frame 412. The left frame 411 is connected to the two horizontal sliding rails 33 through two square sliding blocks 4116 to support the movement of the fixed frame 41 in the front-rear direction.

[0043] The X-axis moving assembly 4 further comprises a first rack 34 located between the horizontal sliding rails 33 and at the right end of the horizontal truss 3. The first rack 34 extends in the front-rear direction. A first servo motor 4113 is fixed inside the left frame 411. The output end of the first servo motor 4113 has a helical gear 4114 which is engaged with the first rack 34 to drive the fixed frame 41 to move in the front-rear direction. Limiting blocks 35 are arranged at the front-rear ends of the first rack 34. A stop block 4111 is arranged on the left side of the left frame 411 corresponding to the limiting blocks 35 to limit the movement range of the stacking mechanism in the front-rear direction. A lubricating gear 4112 is fixed on the left frame 411 behind the helical gear 4114 and is engaged with the helical gear 4114. The lubricating gear 4112 is made of felt. The lubricating gear 4112 has an oil pipe 4115 on one side of the fixed frame 41 to absorb lubricating oil for lubricating the helical gear 4114.

[0044] The Z-axis moving assembly 5 is introduced below, the Z-axis moving assembly 5 includes the slide arm 51 arranged in the right frame 412 up and down, the slide arm 51 is the rod-shaped structure extending up and down, the slide arm 51 is provided with the vertical slide rail 52 extending up and down on the front and back sides, and the vertical slide rail 52 is provided with the sliding block 4116 between the front and back sides of the right frame 412, the sliding block 4116 is used to make the slide arm 51 and the fixed frame 41 slidingly connected;The slide arm 51 is provided with the second rack 53 extending up and down on the left side, and the left frame 411 is provided with the second servo motor 4121, the second servo motor 4121 is fixed on the right side of the left frame 411, and the output end of the second servo motor 4121 is provided with the helical gear 4114, the helical gear 4114 is engaged with the second rack 53 to drive the slide arm 51 to move in the up and down direction;The helical gear 4114 is provided with the lubricating gear 4112 fixed on the left frame 411 below, and the lubricating gear 4112 is engaged with the lubricating gear 4112, the lubricating gear 4112 is made of felt, and the lubricating gear 4112 is provided with the oil pipe 4115 on one side of the fixed frame 41, so that the lubricating gear 4112 absorbs lubricating oil for lubricating the helical gear 4114.

[0045] The lower end of the slide arm 51 is provided with a rectangular connecting frame 54, the rotating motor 55 is fixedly arranged in the rectangular connecting frame 54, the rotating motor 55 is provided with the suction cup assembly 6 at the lower end, and the rotating motor 55 is used to drive the suction cup assembly 6 to rotate.

[0046] In addition, the fixed frame 41 is provided with a drag chain support 43 at the upper end, the horizontal truss 3 is provided with a horizontal drag chain 32 extending forward and backward at the upper end, and the front end of the drag chain support 43 is connected with the front end of the horizontal drag chain 32;The slide arm 51 is provided with a vertical drag chain 56 between the upper end of the slide arm 51 and the upper end of the drag chain support 43, and the horizontal drag chain 32 and the vertical drag chain 56 are used to protect the pipeline.

[0047] The suction cup assembly 6 is introduced below, the suction cup assembly 6 includes the cylindrical transmission rod 61 located at the output end of the rotating motor 55, the transmission rod 61 is provided with the suction cup frame 62 at the lower end, the suction cup frame 62 is a rectangular plate structure, the suction cup frame 62 is provided with an up and down extending connecting rod 63 at each corner position, the connecting rod 63 is a tubular structure, the connecting rod 63 is provided with a circular suction cup 64 at the lower end, and the connecting rod 63 is provided with an air pipe (not shown) at the upper end, and the air pipe is provided with a vacuum pump (not shown) at the other end to provide negative pressure to the suction cup 64.

[0048] In use, first, under the control of the control center, the stacking mechanism moves to the left side of the bending mechanism 2, at this time the plate has completed bending and is located on the workbench 1 below the stacking mechanism, the second servo motor 4121 controls the sliding arm 51 to move downward and adsorb the plate on the suction cup rack 62 through the suction cup 64, then under the control of the second servo motor 4121, the sliding arm 51 moves upward, and the first servo motor 4113 drives the fixed frame 41 and the sliding arm 51 to move to the front end, the plate is moved to above the stacking area, at this time under the control of the rotating motor 55, the plate rotates horizontally with the suction cup rack 62 to determine an angle, under the control of the second servo motor 4121, the sliding arm 51 moves downward, the suction cup 64 stops adsorption at the determined position, and the plate is stacked in the stacking area, then the stacking mechanism moves to the left side of the bending mechanism 2 again, so as to complete the stacking work of the plate.

[0049] Embodiment 2 of the stacking mechanism of the bending center provided by the utility model:

[0050] The difference between the embodiment 1 and the embodiment 2 is mainly that:

[0051] In the embodiment 1, the suction cup rack is a rectangular plate.

[0052] In the embodiment, the suction cup rack is a circular plate or a trapezoidal plate.

[0053] Embodiment 3 of the stacking mechanism of the bending center provided by the utility model:

[0054] The difference between the embodiment 1 and the embodiment 3 is mainly that:

[0055] In the embodiment 1, the connecting frame is a rectangular frame.

[0056] In the embodiment, the connecting frame is a cylindrical frame.

[0057] According to the above description of the present specification, those skilled in the art can also understand that the terms used, such as "up", "down", "front", "back", "left", "right", "width", "horizontal", "top", "bottom", "inner", "outer" and the like indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the drawings of the present specification, and are only for the purpose of facilitating the description of the scheme of the utility model and simplifying the description, and do not explicitly or implicitly indicate or imply that the devices or elements involved must have the specified orientation, be constructed and operated in a specified orientation, therefore the above orientation or positional relationship terms cannot be understood or interpreted as a limitation on the scheme of the utility model.

[0058] In addition, in the description of the present specification, "a plurality of" means at least two, such as two, three or more, etc., unless otherwise specifically limited.

Claims

1. A folding center stacking mechanism, comprising a workbench, the workbench having a folding mechanism on one side, defining the side where the folding mechanism is located as the right side, characterized in that: the workbench has a horizontally extending horizontal truss extending front and back, the horizontal truss has horizontally extending horizontal rails on the upper and lower sides of the right end, the horizontal rails are slidably connected with a fixed frame, the fixed frame has a first servo motor, the horizontal truss further has a first rack arranged in parallel with the horizontal rails, and the output end of the first servo motor is engaged with the first rack; the right side of the horizontal truss is provided with a slide arm extending upward and downward, the slide arm has vertically extending vertical rails on the front and back sides, the slide arm is slidably connected with the fixed frame, the left side of the slide arm has a second rack extending upward and downward, the fixed frame has a second servo motor, and the output end of the second servo motor is engaged with the second rack; the lower end of the slide arm has a rotary motor, the output end of the rotary motor has a suction cup assembly comprising a suction cup frame and a suction cup, and the suction cup is located at the lower end of the suction cup frame. The fixed frame is a rectangular frame comprising a left frame and a right frame, the first servo motor and the second servo motor are located in the left frame and are fixed to the left end and the right end of the left frame respectively, and the slide arm is located in the right frame. Sliding blocks are arranged between the left end of the left frame and the horizontal rails and between the front and back sides inside the right frame and the vertical rails to support the fixed frame and the slide arm. The output end of the first servo motor and the output end of the second servo motor each have a helical gear, the fixed frame is provided with lubricating gears engaged with the two helical gears respectively, the lubricating gears have an oil pipe on one side of the fixed frame, and the lubricating gears are made of felt to absorb lubricating oil.

2. The folding center palletizing mechanism of claim 1, wherein, The slide arm and the rotary motor have a rectangular connecting frame, and the rotary motor is fixed inside the connecting frame.

3. The folding center palletizing mechanism of claim 2, wherein, The suction cup frame is a horizontally arranged rectangular plate structure, the suction cup frame has connecting rods extending upward and downward at the four corners, the connecting rods are tubular structures, the connecting rods have air pipes at the upper ends, the connecting rods have suction cups at the lower ends, and the other ends of the air pipes are provided with vacuum pumps to provide negative pressure to the suction cups.

4. The folding center palletizing mechanism of claim 3, wherein, The upper end of the fixed frame has a drag chain support, the horizontal truss has a horizontally extending horizontal drag chain extending front and back at the upper end, and the front end of the drag chain support is connected with the front end of the horizontal drag chain; the upper end of the slide arm and the upper end of the drag chain support have a vertical drag chain, and the horizontal drag chain and the vertical drag chain are used to protect pipelines.

5. The folding center palletizing mechanism of claim 4, wherein, The front and back ends of the first rack are each provided with a limiting block, and the left side of the left frame is provided with a stop block corresponding to the limiting block to limit the movement range of the stacking mechanism in the front and back directions.

6. The folding center palletizing mechanism of claim 5, wherein, The lower end of the horizontal truss has columnar support seats on the front and back sides of the workbench; the front side, the back side, and the right side of the fixed frame and the connecting frame are provided with protective covers.

7. The folding center palletizing mechanism of claim 6, wherein, ​ 8. The folding center palletizing mechanism of claim 7, wherein, ​ 9. The folding center palletizing mechanism of claim 8, wherein, ​

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