Punching machine feeding and discharging device capable of achieving synchronous transferring

Abstract

The utility model discloses a punching machine feeding and discharging device capable of achieving synchronous transferring. The punching machine feeding and discharging device comprises a support, a translation sliding base, a lifting sliding base, a butt joint assembly and a detection assembly. A horizontal guide rail and a first servo electric cylinder are arranged on the support, the first servo electric cylinder is horizontally arranged, and the output of the first servo electric cylinder is connected with the horizontal sliding seat through a connecting block; a sliding groove matched with the horizontal guide rail is formed in the horizontal sliding seat; a vertical guide rail and a second servo electric cylinder are arranged on the horizontal sliding seat, the second servo electric cylinder is vertically arranged, and the output of the second servo electric cylinder is connected with the lifting sliding seat; a first cantilever and a second cantilever are arranged on the lifting sliding seat, and a fixed clamping part is arranged on the first cantilever; the second cantilever is the same as the first cantilever in structure; the butt-joint assembly is composed of a roller and a butt-joint pin, and a butt-joint hole matched with the butt-joint pin is formed in the punching machine. And the detection assembly is used for detecting the stamped workpiece. The utility model has the characteristics of good safety and high operation efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of stamping, in particular to a stamping machine loading and unloading device capable of synchronous transfer. Background Art

[0002] Stamping is widely used in various fields of the national economy. For example, in aerospace, aviation, military industry, machinery, agricultural machinery, electronics, information, railways, post and telecommunications, transportation, chemical industry, medical equipment, household appliances and light industry, there are stamping processes. Stamping refers to the use of presses and molds to apply external forces to plates, strips, pipes and profiles to make them plastically deform or separate, so as to obtain workpieces of the required shape and size. In the stamping process, the stamping die is installed inside the opening of the press. During the process of loading (unloading) the workpiece, the operator needs to place the product in the mold (or take it from the mold). During this process, the arms and other parts will enter the mold area of ​​the press, and there are the following problems: First, the press may be misoperated and pressed down, and the mold may also become loose and fall, which will endanger the personal safety of the operator; second, the manual loading and unloading method takes a long time, has a slow rhythm, and has low production efficiency. Utility Model Content

[0003] The utility model is used to overcome the defects of the prior art and provide a punching machine loading and unloading device capable of synchronous transfer, so as to solve the problems mentioned in the background art.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A synchronously shiftable loading and unloading device for a stamping machine comprises a support, a translation slide, a lifting slide, a docking assembly and a detection assembly; a horizontal guide rail and a first servo electric cylinder are arranged on the support, the first servo electric cylinder is arranged horizontally, and its output is connected to the translation slide through a connecting block; a slide groove matching the horizontal guide rail is arranged on the translation slide; a vertical guide rail and a second servo electric cylinder are arranged on the translation slide, the second servo electric cylinder is arranged vertically, and its output is connected to the lifting slide; a first cantilever and a second cantilever are arranged on the lifting slide, and a fixed clamping part is arranged on the first cantilever, and the fixed clamping part is composed of a workpiece detection switch, a clamping cylinder, and a positioning assembly, and the number of fixed clamping parts includes but is not limited to 3 groups; the structure of the second cantilever is the same as that of the first cantilever; the docking assembly is composed of a first roller arranged below the support and a docking pin on the side, and a docking hole matching the docking pin is arranged on the stamping machine; the detection assembly detects the workpiece that has been stamped.

[0006] The above-mentioned synchronously shiftable stamping machine loading and unloading device, the detection component is composed of a detection bracket and a workpiece support plate, the workpiece support plate and the detection bracket are connected by a vertical cylinder; the workpiece support plate is provided with detection pins and pressure sensors matching the punching holes on the workpiece; the pressure surface of the pressure sensor is higher than the upper surface of the workpiece support plate, but lower than the height of the detection pins; the number of detection pins is the same as the number of punching holes, and the cross-sectional profile matches the cross-sectional profile of the punching holes one by one.

[0007] The above-mentioned synchronously shifting loading and unloading device of the stamping machine is also provided with a material beating assembly and a material receiving rack on the support, and the material beating assembly is composed of a material beating slide plate, a material beating cylinder, and a roller slide; the two ends of the roller slide are respectively installed on the detection bracket and the material receiving rack, and the output of the material beating cylinder is connected to the material beating slide plate; the number of material beating groups is 2, and the 2 roller slides are arranged in parallel. Anti-fall plates are arranged on the outer side of the roller slides, and the distance between the 2 anti-fall plates is greater than the length of the workpiece; a receiving tray is arranged on the material receiving rack.

[0008] The above-mentioned synchronously shiftable punch loading and unloading device, the roller slideway is composed of a trough frame and a plurality of second rollers installed thereon, the trough frame is higher at one end close to the detection bracket than at the other end, and the angle between the trough frame and the horizontal plane is 5-10 degrees.

[0009] The above-mentioned synchronously shiftable punch loading and unloading device, the docking assembly also includes a first magnet, and the punch is provided with a second magnet matching the first magnet. After the support is docked with the punch, the first magnet and the second magnet are attracted to fix the support.

[0010] The above-mentioned synchronously shiftable stamping machine loading and unloading device, the positioning assembly is composed of a positioning pin, a positioning block, and an adjusting gasket; the positioning pin matches the original hole on the workpiece, and the positioning block matches the outer contour of the workpiece; the adjusting gasket is arranged under the positioning block, and is a plurality of gaskets with different thicknesses, and the positioning block is adjusted by selecting adjustment gaskets of different thicknesses. Beneficial Effects

[0011] Compared with the prior art, the utility model has the following advantages: First, a first cantilever and a second cantilever are arranged on the lifting slide, and the cantilever-type loading ensures that the staff is away from the stamping area and stamping parts during the loading (unloading) process, avoiding accidental injuries to people caused by stamping and falling parts. Second, by arranging multiple fixed clamps on the cantilever, multiple workpieces to be processed can be lifted and transferred, so that the workpieces can be turned over in the mold of the multi-station mold, which improves the material transfer efficiency and ensures the safety of production material transfer. Third, by arranging detection pins and pressure sensors, the stamping holes can be detected, and the production quality of the products can be monitored, so as to find problems in time, repair the mold, and reduce the scrap rate and production cost of the products. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 It is a partial structural schematic diagram of the utility model;

[0015] Figure 3 It is another partial structural schematic diagram of the utility model;

[0016] Figure 4 It is another partial structural schematic diagram of the utility model;

[0017] The symbols in the figure represent:

[0018] 1. The first cantilever; 2. The second cantilever; 3. The workpiece detection switch; 4. The clamping cylinder; 5. The positioning assembly; 6. The auxiliary first positioning assembly; 7. The auxiliary second positioning assembly; 8. The detection bracket; 9. The workpiece support plate; 9-1. The detection pin; 10. The lifting slide; 11. The vertical guide rail; 12. The second servo electric cylinder; 13. The horizontal slide; 14. The horizontal guide rail; 15. The first servo electric cylinder; 16. The material punching slide; 17. The material punching cylinder; 18. The roller slideway; 18-1. The trough frame; 18-2. The second roller; 19. The receiving tray; 20. The support; 21. The first roller; 22. The docking pin; 23. The connecting block; 24. The receiving rack. DETAILED DESCRIPTION

[0019] The utility model is further described in detail below in conjunction with the accompanying drawings and embodiments.

[0020] like Figure 1-4 As shown, the utility model includes a support 20 , a translation slide 13 , a lifting slide 10 , a docking assembly and a detection assembly. The translation slide 13 can be arranged above or below the lifting slide 10 .

[0021] The support 20 is provided with a horizontal guide rail 14 and a first servo electric cylinder 15. The first servo electric cylinder 15 is arranged horizontally, and its output is connected to the translation slide 13 through a connecting block 23. The translation slide 13 is provided with a slide groove matching the horizontal guide rail 14. Driven by the first servo electric cylinder 15, the translation slide 13 can be controllably moved in the horizontal direction along the horizontal guide rail 14. There are two horizontal guide rails.

[0022] A vertical guide rail 11 and a second servo electric cylinder 12 are provided on the horizontal slide. The second servo electric cylinder 12 is vertically arranged, and its output is connected to the lifting slide 10. The number of vertical guide rails 11 is 4. The lifting slide 10 is provided with a slide groove matching the vertical guide rail 11. The lifting slide 10 is provided with a first cantilever 1 and a second cantilever 2. The first cantilever 1 is provided with a fixed clamping part, which is composed of a workpiece detection switch 3, a clamping cylinder 4, and a positioning assembly 5. The number of fixed clamping parts includes but is not limited to 3 groups. The structure of the second cantilever 2 is the same as that of the first cantilever 1. If a secondary first positioning assembly 6 and a secondary second positioning assembly 7 can be additionally provided, multiple workpieces to be processed can be lifted and transferred. In this way, the workpiece can be turned over in the mold of the multi-station mold, which improves the material transfer efficiency and ensures the safety of production material transfer.

[0023] The workpiece detection switch is an inductive proximity switch, which is an existing technology. The inductive proximity switch is a position sensor with switch output. It consists of an LC high-frequency oscillator and an amplification processing circuit. When a metal object approaches the oscillating induction head that can generate an electromagnetic field, an eddy current is generated inside the object. The Autonics PRT series proximity switch can be used. This eddy current reacts to the proximity switch, causing the proximity switch's oscillation ability to attenuate and the parameters of the internal circuit to change, thereby identifying whether a metal object is approaching, and then controlling the switch to be on or off.

[0024] The positioning assembly is composed of a positioning pin, a positioning block, and an adjusting gasket; the positioning pin matches the original hole on the workpiece, and the positioning block matches the outer contour of the workpiece; the adjusting gasket is arranged under the positioning block, and is a plurality of gaskets of different thicknesses. The positioning block is adjusted by selecting adjusting gaskets of different thicknesses.

[0025] When processing the workpiece, the utility model is first docked with the punching machine, and the following scheme can be adopted: a docking assembly is set, which consists of a first roller 21 and a docking pin 22, which are respectively arranged below and on the side of the support 20, and a docking hole matching the docking pin 22 is provided on the punching machine; the first roller 21 is a Forma wheel.

[0026] The locking of the utility model after docking with the punching machine can be done by magnetic attraction or locking with a locking bolt. The magnetic attraction solution is: the docking assembly also includes a first magnet, and the punching machine is provided with a second magnet matching the first magnet. After the support 20 is docked with the punching machine, the first magnet and the second magnet are attracted to fix the support 20. The locking bolt solution: matching locking holes can be provided on the support 20 and the punching machine, and fast locking can be performed by a locking bolt.

[0027] For the workpiece that has been stamped, it is necessary to inspect the workpiece, and the following scheme is adopted: the inspection component is composed of an inspection bracket 8 and a workpiece support plate 9, and the workpiece support plate 9 is connected to the inspection bracket 8 through a vertical cylinder; the workpiece support plate 9 is provided with an inspection pin 9-1 and a pressure sensor 9-2 that match the punching hole on the workpiece; the pressure surface of the pressure sensor 9-2 is higher than the upper plate surface of the workpiece support plate 9, but lower than the height of the inspection pin 9-1; the number of the inspection pins 9-1 is the same as the number of the punching holes, and the cross-sectional profile matches the cross-sectional profile of the punching holes one by one. As mentioned above, through the one-to-one matching of the inspection pins 9-1 and the punching holes, when the workpiece falls on the workpiece support plate 9, its lower end face contacts with the pressure sensor 9-2 to form compression, and the workpiece can be detected to be qualified. If the punching hole processing is unqualified, the workpiece and the inspection pin 9-1 cannot match, the workpiece cannot fall on the workpiece support plate 9, and the pressure sensor 9-2 cannot detect the contact with the workpiece, then the workpiece is unqualified.

[0028] The qualified workpiece is transferred to the receiving rack 24, and the following scheme can be adopted: the support 20 is also provided with a material beating assembly and a receiving rack 24, and the material beating assembly is composed of a material beating slide plate 16, a material beating cylinder 17, and a roller slideway 18; the two ends of the roller slideway 18 are respectively installed on the detection bracket 8 and the receiving rack 24, and the output of the material beating cylinder 17 is connected to the material beating slide plate 16; the number of the material beating groups is 2 groups, and the two roller slideways 18 are arranged in parallel. The outer side of the roller slideway 18 is provided with an anti-drop plate, and the distance between the two anti-drop plates is greater than the length of the workpiece; the receiving rack 24 is provided with a receiving tray 19. The purpose of setting the anti-drop plate is to prevent the workpiece from moving and even falling, and the distance between the anti-drop plates can be 1.2-1.3 times the length of the workpiece.

[0029] The roller slide 18 is composed of a trough frame 18-1 and a plurality of second rollers 18-2 mounted thereon. One end of the trough frame 18-1 close to the detection bracket 8 is higher than the other end. The angle between the trough frame 18-1 and the horizontal plane is 5-10 degrees, so as to facilitate the workpiece to roll quickly and reliably to the receiving tray 19.

Claims

1. A synchronously transferable punching machine loading and unloading device, characterized in that: The invention comprises a support (20), a translation slide (13), a lifting slide (10), a docking assembly and a detection assembly; a horizontal guide rail (14) and a first servo electric cylinder (15) are arranged on the support (20); the first servo electric cylinder (15) is arranged horizontally, and its output is connected to the translation slide (13) through a connecting block (23); a slide groove matching the horizontal guide rail (14) is arranged on the translation slide (13); a vertical guide rail (11) and a second servo electric cylinder (12) are arranged on the translation slide (13); the second servo electric cylinder (12) is arranged vertically, and its output is connected to the lifting slide (10); a first cantilever (1) and a second cantilever (2) are arranged on the lifting slide (10); a fixed clamping part is arranged on the first cantilever (1), and the fixed clamping part is composed of a workpiece detection switch (3), a clamping cylinder (4), and a positioning assembly (5); the number of the fixed clamping parts includes but is not limited to 3 groups; the structure of the second cantilever (2) is the same as that of the first cantilever (1); The docking assembly consists of a first roller (21) arranged below the support (20) and a docking pin (22) on the side, and a docking hole matching the docking pin (22) is arranged on the punching machine; the detection assembly detects the workpiece after the punching is completed.

2. The synchronously transferable punch loading and unloading device according to claim 1 is characterized in that: The detection assembly is composed of a detection bracket (8) and a workpiece support plate (9); the workpiece support plate (9) and the detection bracket (8) are connected via a vertical cylinder; a detection pin (9-1) matching the punched hole on the workpiece and a pressure sensor (9-2) are provided on the workpiece support plate (9); the pressure surface of the pressure sensor (9-2) is higher than the upper plate surface of the workpiece support plate (9) but lower than the height of the detection pin (9-1); the number of the detection pins (9-1) is the same as the number of the punched holes, and the cross-sectional profiles match the cross-sectional profiles of the punched holes one by one.

3. The synchronously transferable punch loading and unloading device according to claim 1 is characterized in that: A material beating assembly and a material receiving frame (24) are also provided on the support (20), wherein the material beating assembly is composed of a material beating slide plate (16), a material beating cylinder (17), and a roller slideway (18); the two ends of the roller slideway (18) are respectively mounted on the detection bracket (8) and the material receiving frame (24), and the output of the material beating cylinder (17) is connected to the material beating slide plate (16); the number of the material beating groups is 2, and the two roller slideways (18) are arranged in parallel. An anti-fall plate is arranged on the outer side of the roller slideway (18), and the distance between the two anti-fall plates is greater than the length of the workpiece; and a material receiving plate (19) is provided on the material receiving frame (24).

4. The synchronously transferable punch loading and unloading device according to claim 3 is characterized in that: The roller slideway (18) is composed of a trough frame (18-1) and a plurality of second rollers (18-2) mounted thereon, wherein one end of the trough frame (18-1) close to the detection bracket (8) is higher than the other end, and the angle between the trough frame (18-1) and the horizontal plane is 5-10 degrees.

5. The synchronously transferable punch loading and unloading device according to claim 1 is characterized in that: The docking assembly also includes a first magnet, and the punching machine is provided with a second magnet matching the first magnet. After the support (20) is docked with the punching machine, the first magnet and the second magnet are attracted to each other, thereby fixing the support (20).

6. The synchronously transferable punch loading and unloading device according to claim 1 is characterized in that: The positioning assembly (5) is composed of a positioning pin, a positioning block, and an adjusting gasket; the positioning pin matches the original hole on the workpiece, and the positioning block matches the outer contour of the workpiece; the adjusting gasket is arranged below the positioning block and is a plurality of gaskets of different thicknesses, and the positioning block is adjusted by selecting adjusting gaskets of different thicknesses.

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