Stamping plate shearing device

Abstract

The utility model discloses a stamping plate shearing device, which relates to the technical field of plate shearing and comprises a fixed supporting mechanism, a plate positioning mechanism is fixedly arranged on one side of the fixed supporting mechanism, and a stamping shearing mechanism used for pressing plates is arranged on one side of the fixed supporting mechanism in a penetrating manner. The stamping plate shearing device solves the problems that a workbench of an existing stamping plate shearing device is lack of a size measuring mechanism, size measurement and fixation of a machined part are difficult, and meanwhile the machined part can be misplaced, shearing size limitation is achieved through equidistant tool bayonets arranged on a buffer tool board in the stamping shearing mechanism, and the stamping plate shearing device is simple in structure and convenient to operate. Through the matching arrangement of the stamping and shearing mechanism, the stamping pressing plate and the plate fixing block, a shearing bayonet of the plate fixing block realizes the positioning and clamping of the buffer cutting board, so that the buffer cutting board can fix a plate in advance before shearing, the stamping pressing plate continues to press downwards to provide pressure for the shearing knife, and the shearing knife continues to press downwards to complete shearing.

Description

Technical Field

[0001] The utility model relates to the technical field of sheet metal shearing, in particular to a punching sheet metal shearing device. Background Art

[0002] The stamping sheet metal shearing device is a device used to process the sheet metal into the required shape and size. This stamping sheet metal shearing device has the advantages of high shearing accuracy, simple operation and high safety, and is widely used in various metal processing industries.

[0003] A punching and cutting machine with publication number CN217372610U comprises a frame and a workbench for placing sandpaper to be cut, the frame is arranged on the workbench, a punching and cutting mechanism for punching holes in the sandpaper to be cut is arranged on the frame, a cavity is arranged in the workbench, a main punch rod is arranged in the cavity for sliding along the vertical direction, a first blocking block is fixedly arranged on the main punch rod, a plurality of main punch rods are arranged, the first blocking block is used to abut against dry sandpaper, a first plug hole adapted to the first blocking block is opened on the workbench, the first plug hole is connected to the cavity, the first blocking block slides along the vertical direction It is arranged in the first plug hole, and a driving component for driving the main punch rod to slide is arranged in the cavity. The sandpaper to be cut is placed on the workbench, and the punching mechanism punches the hole. The main punch rod is driven to slide upward by the driving component, so that the first blocking block protrudes from the surface of the workbench to push the cut dry sandpaper out of the hole. Multiple main punch rods work at the same time, which is beneficial to improving the production efficiency of dry sandpaper. The workbench of this device lacks a size measuring mechanism, and it is difficult to measure and fix the size of the workpiece, which can easily cause waste of processing materials. At the same time, the workpiece may also be misaligned, resulting in shear size errors.

[0004] In view of the above problems, a stamping sheet shearing device is proposed. Utility Model Content

[0005] The utility model aims to provide a stamping sheet metal shearing device, which solves the problem that the workbench of the existing stamping sheet metal shearing device in the background technology lacks a size measuring mechanism, making it difficult to measure and fix the size of the workpiece, which easily leads to waste of processing materials, and the workpiece may also be misaligned, resulting in shearing size errors.

[0006] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: a stamping sheet metal shearing device, comprising a fixed support mechanism, a sheet metal positioning mechanism is fixedly arranged on one side of the fixed support mechanism, a stamping shearing mechanism for pressing the sheet metal is penetrated on one side of the fixed support mechanism, the fixed support mechanism comprises a base plate, a guide rod connected to the upper end of the base plate, a stamping plate penetrated by the guide rod, the sheet metal positioning mechanism comprises a threaded rod connected to the base plate, a sheet metal fixing block threadedly connected to the threaded rod, one end of the sheet metal fixing block is provided with shearing slots in parallel, the stamping shearing mechanism comprises a buffer knife plate penetrated by the stamping plate, a shearing knife embedded in the buffer knife plate and arranged side by side, and a knife fixing block is arranged at both ends of the shearing knife, knife slots are provided on the buffer knife plate in parallel and equidistantly, and the buffer knife plate is engaged in the shearing slots when pressed down.

[0007] Preferably, the fixed support mechanism further comprises a fixed plate fixedly arranged on the upper end of the guide rod, a stamping cylinder is fixedly arranged on one side of the fixed plate, and a buffer spring is sleeved on the lower end of the guide rod.

[0008] Preferably, a protruding block is fixedly provided at the lower end of the stamping plate, and two groups of the protruding blocks are provided.

[0009] Preferably, the sheet positioning mechanism further comprises two groups of limit sliders fixedly arranged on the upper end of the bottom plate, the two groups of limit sliders are arranged on both sides of the threaded rod, and one end of the threaded rod is connected to a motor.

[0010] Preferably, three groups of the buffer blade plates are provided, and an insert rod is fixedly provided on the upper end of the buffer blade plate, and a stamping spring is sleeved on the insert rod.

[0011] Preferably, the buffer blade plates on both sides are provided with sliding openings, and the sliding openings and the blade clamping openings are arranged vertically and parallelly.

[0012] Preferably, both ends of the shearing knife are connected with a built-in cylinder, and two sets of limit blocks are fixedly provided at both ends of the built-in cylinder.

[0013] Preferably, a limiting opening is provided inside the tool fixing block, and the limiting opening is arranged in a one-to-one correspondence with the limiting block.

[0014] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0015] 1. The utility model provides a stamping sheet material shearing device, which realizes the shearing size limitation by setting equidistant knife slots on the buffer knife plate in the stamping shearing mechanism, the first group of shearing knives close to the shearing slots realize the pressure cutting, and the knife fixing block realizes the fixing of the shearing knives, which solves the problem that the workbench of the existing stamping sheet material shearing device lacks a size measuring mechanism and it is difficult to measure and fix the size of the workpiece.

[0016] 2. The utility model provides a stamping sheet metal shearing device, which is equipped with a stamping shearing mechanism, a stamping plate and a sheet metal fixing block. The shearing slot of the sheet metal fixing block realizes the positioning and engagement of the buffer knife plate, so that the buffer knife plate can fix the sheet metal before shearing. The stamping plate continues to press down to provide pressure for the shear knife, so that the shear knife continues to press down to complete the shearing. The setting of the buffer knife plate prevents the misalignment of the workpiece during shearing from causing shearing size errors, which solves the problem of possible misalignment of the workpiece in the existing stamping sheet metal shearing device, causing shearing size errors. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall front view structure of the utility model;

[0018] Figure 2 The overall structure of the utility model is shown in FIG. Figure 1 ;

[0019] Figure 3 The overall structure of the utility model is shown in FIG. Figure 2 ;

[0020] Figure 4 It is a structural schematic diagram of the punching and shearing mechanism of the utility model;

[0021] Figure 5 The utility model is a schematic diagram of the disassembly structure of the shearing knife and the knife fixing block.

[0022] In the figure: 1. fixed support mechanism; 11. bottom plate; 12. guide rod; 121. buffer spring; 13. fixed plate; 14. stamping cylinder; 15. stamping plate; 151. protruding block; 2. sheet positioning mechanism; 21. limit slider; 22. threaded rod; 23. motor; 24. sheet fixing block; 241. shearing bayonet; 3. stamping shearing mechanism; 31. buffer knife plate; 311. insert rod; 312. stamping spring; 313. knife bayonet; 314. sliding mouth; 32. shearing knife; 321. built-in cylinder; 322. limit block; 33. knife fixing block; 331. limit mouth. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings.

[0025] Combination Figure 1 The utility model is a stamping sheet material shearing device, comprising a fixed support mechanism 1, a sheet material positioning mechanism 2 is fixedly arranged on one side of the fixed support mechanism 1, a stamping shearing mechanism 3 for pressing the sheet material is penetrated on one side of the fixed support mechanism 1, the fixed support mechanism 1 comprises a bottom plate 11, a guide rod 12 connected to the upper end of the bottom plate 11, a stamping plate 15 penetrated by the guide rod 12, the sheet material positioning mechanism 2 comprises a threaded rod 22 connected to the bottom plate 11, a sheet material fixing block 24 threadedly connected to the threaded rod 22, a shearing bayonet 241 is arranged side by side at one end of the sheet material fixing block 24, the stamping shearing mechanism 3 comprises a buffer knife plate 31 penetrated by the stamping plate 15, a shearing knife 32 embedded in the buffer knife plate 31 and arranged side by side, a knife fixing block 33 arranged at both ends of the shearing knife 32, knife bayonet 313 is opened side by side and equidistantly on the buffer knife plate 31, and the buffer knife plate 31 is clamped into the shearing bayonet 241 when pressed down.

[0026] Specifically, the base plate 11 and the guide rod 12 are fixed to each other, and the stamping plate 15 is lifted and lowered vertically along the guide rod 12 to realize stamping control. The knife slots 313 arranged side by side on the buffer knife plate 31 are set at equal distances to realize shearing size limitation. The first group of shear knives 32 close to the shear slot 241 realizes pressure cutting, and the knife fixing block 33 realizes the fixation of the shear knife 32. The rotation of the threaded rod 22 drives the displacement of the sheet material fixing block 24, and the shear slot 241 of the sheet material fixing block 24 realizes the positioning and engagement of the buffer knife plate 31, so that the buffer knife plate 31 can fix the sheet material before shearing. The stamping plate 15 continues to press down to provide pressure for the shear knife 32, so that the shear knife 32 continues to press down to complete the shearing. The setting of the buffer knife plate 31 prevents the dislocation of the workpiece during shearing, causing shearing size errors.

[0027] The utility model is further described below in conjunction with embodiments.

[0028] Embodiment 1:

[0029] Combination Figure 2 and Figure 3 The fixed support mechanism 1 also includes a fixed plate 13 fixedly arranged at the upper end of the guide rod 12, a stamping cylinder 14 is fixedly arranged on one side of the fixed plate 13, a buffer spring 121 is sleeved on the lower end of the guide rod 12, the fixed plate 13 fixes the stamping cylinder 14, and a liftable stamping plate 15 is arranged at the output end of the stamping cylinder 14, a buffer spring 121 is arranged at the lower end of the stamping plate 15, and the buffer spring 121 provides downward pressure buffer for the stamping plate 15.

[0030] A protruding block 151 is fixedly provided at the lower end of the punching plate 15 . There are two groups of protruding blocks 151 . The two groups of protruding blocks 151 are used to squeeze the shearing blade 32 and provide shearing punching force for the shearing blade 32 .

[0031] The sheet positioning mechanism 2 also includes two sets of limit sliders 21 fixedly arranged on the upper end of the base plate 11. The two sets of limit sliders 21 are arranged on both sides of the threaded rod 22. One end of the threaded rod 22 is connected to a motor 23. The two sets of limit sliders 21 realize the guiding support for the sheet fixing block 24. The motor 23 drives the threaded rod 22 to rotate, thereby driving the sheet fixing block 24 to shift. The shift of the sheet fixing block 24 realizes the loading and unloading of the sheet.

[0032] Embodiment 2:

[0033] Combination Figure 4 and Figure 5 There are three groups of buffer blades 31. An insert rod 311 is fixedly provided on the upper end of the buffer blade 31. A stamping spring 312 is sleeved on the insert rod 311. The three groups of buffer blades 31 realize shear positioning for the sheet material. The stamping spring 312 realizes buffering. The three groups of buffer blades 31 are arranged correspondingly to the shearing bayonet 241 up and down.

[0034] The buffer blade plates 31 on both sides are provided with sliding openings 314 , which are arranged vertically in parallel with the blade clamping openings 313 . The blade clamping openings 313 and the sliding openings 314 cooperate to realize the clamping connection with the shear blade 32 .

[0035] Both ends of the shear knife 32 are connected to a built-in cylinder 321, and two sets of limit blocks 322 are fixedly set at both ends of the built-in cylinder 321. The output end of the built-in cylinder 321 is connected to a tool fixing block 33. The built-in cylinder 321 drives the tool fixing block 33 to engage in the sliding mouth 314 for fixing, and the limit block 322 provides a sliding guide for the tool fixing block 33.

[0036] A limiting opening 331 is provided inside the tool fixing block 33, and the limiting opening 331 is arranged in a one-to-one correspondence with the limiting block 322. The limiting opening 331 and the limiting block 322 are arranged to slide and engage with each other to achieve horizontal displacement of the tool fixing block 33. The height of the sliding opening 314 is greater than the height of the tool fixing block 33, so that the protruding block 151 can squeeze the shearing knife 32, so that the tool fixing block 33 shifts downward to complete the shearing.

[0037] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0038] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A stamping sheet material shearing device, comprising a fixed support mechanism (1), characterized in that: A sheet material positioning mechanism (2) is fixedly arranged on one side of the fixed support mechanism (1), and a punching and shearing mechanism (3) for pressing the sheet material is penetrated through one side of the fixed support mechanism (1); The fixed support mechanism (1) comprises a base plate (11), a guide rod (12) connected to the upper end of the base plate (11), and a stamping plate (15) penetrating the guide rod (12); the sheet material positioning mechanism (2) comprises a threaded rod (22) connected to the base plate (11), a sheet material fixing block (24) threadedly connected to the threaded rod (22), one end of the sheet material fixing block (24) being provided with shearing slots (241) in parallel; the stamping shearing mechanism (3) comprises a buffer knife plate (31) penetrating the stamping plate (15), a shearing knife (32) embedded in the buffer knife plate (31) and arranged in parallel, and a knife fixing block (33) being provided at both ends of the shearing knife (32); knife slots (313) being provided in parallel and equidistantly on the buffer knife plate (31), and the buffer knife plate (31) being engaged with the shearing slots (241) when pressed downward.

2. A stamping sheet material shearing device according to claim 1, characterized in that: The fixed support mechanism (1) further comprises a fixed plate (13) fixedly arranged at the upper end of the guide rod (12), a punching cylinder (14) being fixedly arranged on one side of the fixed plate (13), and a buffer spring (121) being sleeved at the lower end of the guide rod (12).

3. A stamping sheet material shearing device according to claim 1, characterized in that: A protruding block (151) is fixedly provided at the lower end of the punching plate (15), and two groups of the protruding blocks (151) are provided.

4. A stamping sheet material shearing device according to claim 1, characterized in that: The sheet material positioning mechanism (2) further comprises two groups of limit sliders (21) fixedly arranged on the upper end of the base plate (11), the two groups of limit sliders (21) being arranged on both sides of a threaded rod (22), and one end of the threaded rod (22) being connected to a motor (23).

5. A stamping sheet material shearing device according to claim 1, characterized in that: The buffer blade plates (31) are provided in three groups. An insert rod (311) is fixedly provided on the upper end of the buffer blade plates (31), and a punching spring (312) is sleeved on the insert rod (311).

6. A stamping sheet material shearing device according to claim 1, characterized in that: The buffer blade plates (31) on both sides are provided with sliding openings (314), and the sliding openings (314) and the blade clamping openings (313) are arranged vertically in parallel.

7. A stamping sheet material shearing device according to claim 1, characterized in that: Both ends of the shearing knife (32) are connected to a built-in cylinder (321), and two sets of limit blocks (322) are fixedly arranged at both ends of the built-in cylinder (321).

8. A stamping sheet material shearing device according to claim 1, characterized in that: A limiting opening (331) is provided inside the tool fixing block (33), and the limiting opening (331) is arranged in a one-to-one correspondence with the limiting block (322).

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