Part burr punching device

Abstract

The invention discloses a part burr punching device. The part burr punching device comprises a workbench, a punching mechanism, a sliding way and a material receiving box. The stamping mechanism comprises an air cylinder fixing frame, a stamping air cylinder, a stamping knife structure and a linear feeder. The first included angle is formed between the vertical center shaft of the punching mechanism and the top face of the workbench, so that punched parts can fall into the sliding way conveniently after being punched, and supplied materials of the punched parts are conveyed downwards in an inclined mode; through a linear feeder of the stamping mechanism, a punched part can be conveyed to the position below a stamping knife structure of the stamping mechanism under the action of gravity to be stamped, and the second included angle is formed between the sliding way and the top face of the workbench, so that the punched part slides into a material receiving box along the sliding way under the action of gravity; deburring of small-size die-casting parts and punching of part material opening residues are achieved in a full-automatic mode, the punching edge size is fixed, the yield is high, efficiency is high, and energy is saved.

Description

Technical Field

[0001] The present application relates to the technical field of die-casting parts punching, and in particular to a device for punching burrs of parts. Background Art

[0002] After die-cast products are cast, there are material mouths and slag bags on the parting line, which require post-processing for appearance and size. Most traditional methods use files and sanding belts to remove them. Employees cannot guarantee complete removal. It is also difficult to control the residual height for small-sized parts, resulting in high defective rates and low efficiency. Summary of the invention

[0003] The embodiment of the present application provides a part burr punching device, which can remove burrs and part material residues of small-sized die-cast parts while ensuring dimensional accuracy, thereby solving the technical problems that it is difficult to control the residual height, high defective rate and low efficiency of small-sized part products.

[0004] The embodiment of the present application provides a part burr punching device, including a workbench, a punching mechanism, a slideway and a material receiving box; The top surface of the workbench is arranged horizontally, the stamping mechanism is arranged in the vertical direction, and the vertical center axis of the stamping mechanism forms a first angle with the top surface of the workbench; the slideway is arranged on the inclined side of the stamping mechanism and fixed on the workbench, and the slideway forms a second angle with the top surface of the workbench, and the second angle is smaller than the first angle; the material receiving box is arranged corresponding to the bottom outlet of the slideway; The stamping mechanism comprises a cylinder fixing frame, a stamping cylinder, a punching knife structure and a linear feeder; the cylinder fixing frame is fixed on the top surface of the workbench, the extension direction of the cylinder fixing frame forms a first angle with the top surface of the workbench, the stamping cylinder is fixed on the cylinder fixing frame, the extension direction of the stamping cylinder is arranged parallel to the extension direction of the cylinder fixing frame, the bottom of the stamping cylinder is a stamping axis, the punching knife structure is arranged on the stamping axis, the linear feeder is arranged vertically with the cylinder fixing frame, the linear feeder and the slide are distributed on both sides of the cylinder fixing frame, the linear feeder is provided for placing the punched parts, the linear feeder is used to transport the punched parts to the stamping area corresponding to the punching knife structure, the stamping cylinder drives the punching knife structure to punch the burr edges of the punched parts in the stamping area by driving the stamping axis to retract, and the punched parts after stamping are received by the slide and transported to the receiving box through the slide.

[0005] Furthermore, the stamping mechanism also includes a grating, and the grating is fixed on the cylinder fixing frame.

[0006] Furthermore, the stamping mechanism also includes a cylinder intelligent controller, which is fixed on the cylinder fixing frame and connected to the stamping cylinder.

[0007] Furthermore, the punching knife structure includes an upper die cover plate, a trough fixing plate, a lower die fixing plate, a guide structure, two punching knives, a material stripping knife, a material stripping ejector and a solenoid valve; the upper die cover plate is fixed on the stamping shaft, the trough fixing plate is arranged corresponding to the upper die cover plate, the guide structure is arranged between the trough fixing plate and the upper die cover plate, the trough fixing plate is fixed to the top surface of the workbench through the lower die fixing plate, the end of the linear feeder is fixed on the trough fixing plate, the end of the linear feeder serves as the stamping area, and the two punching knives are arranged on the upper die with a spacing of the width of the punched part. The bottom surface of the cover plate is provided with the stripping knife between the two punching knives, the stripping ejector pin passes through the upper die cover plate and is connected to the stripping knife, and the solenoid valve is fixed on the upper die cover plate to drive the stripping ejector pin to move up and down; the solenoid valve is connected to the cylinder intelligent controller, and when the punching knife structure punches the burr edge of the punched part in the punching area, the punched part is clamped between the two punching knives and is arranged corresponding to the stripping knife, and the cylinder intelligent controller controls the solenoid valve to drive the stripping ejector pin to move downward to drive the stripping knife to place the punched part on the slideway.

[0008] Furthermore, the linear feeder includes a vibrator, a material trough, a part side block and a proximity switch; the vibrator is arranged on the top surface of the workbench, the material trough is arranged on the vibrator, the part side block is arranged at the end of the material trough, one side of the part side block is the stamping area, the proximity switch is arranged on the part side block, the proximity switch is connected to the cylinder intelligent controller, and the proximity switch can detect whether there are punched parts in the stamping area; when there are punched parts in the stamping area, the cylinder intelligent controller controls the stamping cylinder to drive the punching knife structure to stamp the punched parts in the stamping area.

[0009] Furthermore, the linear feeder also includes an upper part stopper and a lower limit column, the upper part stopper is arranged above the material trough and adjacent to the stamping area, the lower limit column is arranged on the material trough fixing plate, and the material trough is arranged between the two lower limit columns.

[0010] Furthermore, the upper die cover plate includes a cylinder connector, an ejector guide block, two upper positioning columns and a punching knife fixing block, the cylinder connector is arranged on the top surface of the upper die cover plate, the stamping shaft is connected to the cylinder connector, the ejector guide block is arranged on the top surface of the upper die cover plate, the ejector guide block is provided with a through hole for limiting the upward and downward sliding of the ejector pin, the ejector pin is arranged in the through hole, the two upper positioning columns are arranged on the bottom surface of the upper die cover plate, the two punching knives are fixed on the two upper positioning columns, the punching knife fixing block is fixed on the bottom surface of the upper die cover plate, and the punching knife fixing block is arranged around the two punching knives.

[0011] Furthermore, the stamping mechanism also includes a material receiver, which is arranged between the upper mold cover plate and the material trough fixing plate; when the punching knife structure punches the punched parts in the stamping area, the material receiver moves to the outside of the stamping area; after the punching knife structure completes punching the punched parts in the stamping area, the material receiver moves to a position corresponding to the stamping area, and is used to receive the punched parts after stamping and transfer the punched parts after stamping to the slide.

[0012] The cam is connected to the second end of the sliding member, and the second end of the sliding member is connected to the second cam by the spring, and the spring is connected to the second cam by the spring.

[0013] Furthermore, the guide structure includes a guide rod and a guide sleeve, the guide rod is arranged on the bottom surface of the upper mold cover plate, the guide sleeve is arranged on the top surface of the material trough fixing plate, the guide rod and the guide sleeve are arranged correspondingly, and the guide rod slides up and down through the guide sleeve.

[0014] The device for punching burrs of parts provided in the embodiment of the present application can facilitate the punched parts to fall into the slide after punching is completed by setting the vertical center axis of the punching mechanism and the top surface of the workbench to form a first angle, and the incoming materials of the punched parts are conveyed in a downward tilt. The punched parts can be sent to the bottom of the punching knife structure of the punching mechanism for punching under the action of gravity through the linear feeder of the punching mechanism. The slide and the top surface of the workbench form a second angle, so that the punched parts slide along the slide into the material receiving box under the action of gravity, and the deburring of small-sized die-cast parts and the removal of residual stamping of the parts material mouth are fully automatically realized. The stamping edge size is fixed, the yield is high, the efficiency is high and it is energy-saving. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The technical solution and other beneficial effects of the present application will be made apparent by describing in detail the specific implementation methods of the present application in conjunction with the accompanying drawings.

[0016] Figure 1 A schematic structural diagram of the part burr punching device provided in an embodiment of the present application at a first viewing angle.

[0017] Figure 2 A schematic structural diagram of the part burr punching device provided in an embodiment of the present application at a second viewing angle.

[0018] Figure 3 A schematic diagram of the structure of the stamping mechanism provided in an embodiment of the present application.

[0019] Figure 4 A schematic diagram of the structure of the stamping mechanism connecting the slideway provided in an embodiment of the present application.

[0020] Figure 5 A cross-sectional view of the stamping mechanism provided in an embodiment of the present application.

[0021] The markings in the figure are as follows: Workbench 1, stamping mechanism 2, cylinder fixing frame 21, stamping cylinder 22, stamping shaft 221, punching knife structure 23, upper die cover plate 231, cylinder connector 2311, ejector guide block 2312, upper positioning column 2313, punching knife fixing block 2314, fixing plate 232, lower die fixing plate 233, guide structure 234, guide rod 2341, guide sleeve 2342, punching knife 235, stripping knife 236, stripping ejector 237, solenoid valve 238, linear feeder 24 , vibrator 241, material trough 242, part side block 243, proximity switch 244, part upper block 245, lower limit column 246, grating 25, cylinder intelligent controller 26, material receiver 27, first hinged rod 271, second hinged rod 272, third hinged rod 273, fourth hinged rod 274, first limit slide shaft 275, second limit slide shaft 276, sliding rod 277, slide 2771, material receiving plate 278, slideway 3, material receiving box 4, punched part 5. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the present application.

[0023] In the description of the present application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0024] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or mutual communication; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0025] In the present application, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include that the first and second features are in direct contact, or may include that the first and second features are not in direct contact but are in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes that the first feature is directly above and obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes that the first feature is directly below and obliquely below the second feature, or simply indicates that the first feature is lower in level than the second feature.

[0026] For details, please refer to Figure 1 , Figure 2 An embodiment of the present application provides a part burr punching device, which includes a workbench 1, a stamping mechanism 2, a slide 3 and a material receiving box 4.

[0027] The top surface of the workbench 1 is horizontally arranged, the stamping mechanism 2 is arranged in the vertical direction, and the vertical center axis of the stamping mechanism 2 forms a first angle with the top surface of the workbench 1; the slide 3 is arranged on the inclined side of the stamping mechanism 2 and fixed on the workbench 1, and the slide 3 forms a second angle with the top surface of the workbench 1, and the second angle is smaller than the first angle; the material receiving box 4 is arranged corresponding to the bottom outlet of the slide 3.

[0028] See also Figure 3 , Figure 4 The stamping mechanism 2 includes a cylinder fixing frame 21, a stamping cylinder 22, a punching knife structure 23 and a linear feeder 24; the cylinder fixing frame 21 is fixed to the top surface of the workbench 1, and the extension direction of the cylinder fixing frame 21 forms a first angle with the top surface of the workbench 1, the stamping cylinder 22 is fixed on the cylinder fixing frame 21, and the extension direction of the stamping cylinder 22 is arranged parallel to the extension direction of the cylinder fixing frame 21, the bottom of the stamping cylinder 22 is a stamping shaft 221, the punching knife structure 23 is arranged on the stamping shaft 221, and the linear feeder 24 The linear feeder 24 and the slide 3 are arranged vertically with respect to the cylinder fixing frame 21, and the linear feeder 24 is provided for placing the punched parts 5, and the linear feeder 24 is used to convey the punched parts 5 to the punching area corresponding to the punching knife structure 23. The punching cylinder 22 drives the punching knife structure 23 to punch the burr edges of the punched parts 5 in the punching area by driving the punching shaft 221 to retract and retract, and the punched parts 5 after punching are received by the slide 3 and conveyed to the receiving box 4 through the slide 3.

[0029] In this embodiment, by setting the vertical center axis of the stamping mechanism 2 to form a first angle with the top surface of the workbench 1, it is convenient for the punched part 5 to fall into the slide 3 after the punching is completed, and the punched part 5 is conveyed at a downward angle. The linear feeder 24 of the stamping mechanism 2 can realize that the punched part 5 is sent to the bottom of the punching knife structure 23 of the stamping mechanism 2 for stamping under the action of gravity. The slide 3 and the top surface of the workbench 1 form a second angle, so that the punched part 5 slides along the slide 3 to the material receiving box 4 under the action of gravity, and the deburring of small-sized die-cast parts and the removal of residual stamping of the part material mouth are fully automatically realized. The stamping edge size is fixed, the yield is high, the efficiency is high and it is energy-saving.

[0030] See also Figure 3 , Figure 4 The stamping mechanism 2 further includes a grating 25, which is fixed on the cylinder fixing frame 21. Two gratings 25 are provided, which are respectively provided on both sides of the cylinder fixing frame 21, and can illuminate the stamping area to understand the stamping situation.

[0031] See also Figure 3 , Figure 4 The stamping mechanism 2 further includes a cylinder intelligent controller 26, which is fixed on the cylinder fixing frame 21 and connected to the stamping cylinder 22. The cylinder intelligent controller 26 can automatically perform the next stamping at a preset interval based on the presence of the punched part 5 in the stamping area.

[0032] See also Figure 5 The punching knife structure 23 includes an upper die cover plate 231, a trough 242 fixing plate 232, a lower die fixing plate 233, a guide structure 234, two punching knives 235, a material stripping knife 236, a material stripping ejector 237 and a solenoid valve 238; the upper die cover plate 231 is fixed on the punching shaft 221, the trough 242 fixing plate 232 is arranged corresponding to the upper die cover plate 231, the guide structure 234 is arranged between the trough 242 fixing plate 232 and the upper die cover plate 231, the trough 242 fixing plate 232 is fixed to the top surface of the workbench 1 through the lower die fixing plate 233, the end of the linear feeder 24 is fixed on the trough 242 fixing plate 232, the end of the linear feeder 24 is used as the punching area, and the two punching knives 235 are spaced apart from the punched parts 5 is set on the bottom surface of the upper die cover plate 231, the stripping knife 236 is set between the two punching knives 235, the stripping ejector 237 passes through the upper die cover plate 231 and is connected to the stripping knife 236, the solenoid valve 238 is fixed on the upper die cover plate 231 to drive the stripping ejector 237 to move up and down; the solenoid valve 238 is connected to the cylinder intelligent controller 26, when the punching knife structure 23 punches the burr edge of the punched part 5 in the punching area, the punched part 5 is clamped between the two punching knives 235 and is set corresponding to the stripping knife 236, the cylinder intelligent controller 26 controls the solenoid valve 238 to drive the stripping ejector 237 to move downward to drive the stripping knife 236 to place the punched part 5 on the slide 3.

[0033] Among them, the punching knife structure 23 can punch out the burr edges of the punched part 5, and the material stripping mechanism composed of the material stripping knife 236, the material stripping ejector pin 237 and the solenoid valve 238 can automatically place the punched part 5 after stamping on the slide 3, and fully automatically deburr small-sized die-cast parts and remove residual stamping at the part material mouth. The stamping edge size is fixed, the yield is high, the efficiency is high and it is energy-saving.

[0034] See also Figure 5 The linear feeder 24 includes a vibrator 241, a material trough 242, a part side block 243 and a proximity switch 244; the vibrator 241 is arranged on the top surface of the workbench 1, the material trough 242 is arranged on the vibrator 241, the part side block 243 is arranged at the end of the material trough 242, one side of the part side block 243 is the stamping area, the proximity switch 244 is arranged on the part side block 243, the proximity switch 244 is connected to the cylinder intelligent controller 26, and the proximity switch 244 can detect whether there is a punched part 5 in the stamping area; when there is a punched part 5 in the stamping area, the cylinder intelligent controller 26 controls the stamping cylinder 22 to drive the punching knife structure 23 to punch the punched part 5 in the stamping area.

[0035] The vibrator 241 continuously vibrates the material trough 242, so that the punched parts 5 in the material trough 242 slide to the end of the material trough 242 under the action of vibration and gravity, and the punched parts 5 are blocked by the part side block 243 at the end of the material trough 242 and are located in the stamping area. When the proximity switch 244 detects the presence of the punched parts 5 in the stamping area, it reports a signal to the cylinder intelligent controller 26. After the last punching is completed, the cylinder intelligent controller 26 detects whether the proximity switch 244 detects the signal of the punched parts 5 in the stamping area at a preset time interval, and performs the next punching when the punched parts 5 are in the stamping area.

[0036] See also Figure 5 The linear feeder 24 further includes an upper stopper 245 and a lower limit post 246. The upper stopper 245 is disposed above the trough 242 and adjacent to the punching area. The lower limit post 246 is disposed on the fixing plate 232 of the trough 242. The trough 242 is disposed between the two lower limit posts 246. The upper stopper 245 can limit and keep the punched parts 5 in the trough 242 flush. The lower limit post 246 limits the vibration movement range of the trough 242, ensuring that the punched parts 5 in the punching area are always disposed corresponding to the punching knife structure 23.

[0037] See also Figure 5The upper die cover plate 231 includes a cylinder connector 2311, an ejector guide block 2312, two upper positioning columns 2313 and a punching knife fixing block 2314. The cylinder connector 2311 is arranged on the top surface of the upper die cover plate 231. The stamping shaft 221 is connected to the cylinder connector 2311. The ejector guide block 2312 is arranged on the top surface of the upper die cover plate 231. A through hole is provided in the ejector guide block 2312 for limiting the upward and downward sliding of the ejector 237. The ejector is arranged in the through hole. The two upper positioning columns 2313 are arranged on the bottom surface of the upper die cover plate 231. The two punching knives 235 are fixed on the two upper positioning columns 2313. The punching knife fixing block 2314 is fixed on the bottom surface of the upper die cover plate 231. The punching knife fixing block 2314 is arranged around the two punching knives 235.

[0038] See also Figure 3 , Figure 4 The punching mechanism 2 further includes a material receiver 27, which is disposed between the upper die cover plate 231 and the fixing plate 232 of the material trough 242; when the punching knife structure 23 punches the punched parts 5 in the punching area, the material receiver 27 moves to the outside of the punching area; after the punching knife structure 23 completes punching the punched parts 5 in the punching area, the material receiver 27 moves to a position corresponding to the punching area, and is used to receive the punched parts 5 after punching and transfer the punched parts 5 to the slide 3. The material receiver 27 plays the role of intermediate transfer of the punched parts 5 after punching, so as to prevent the punched parts 5 after punching from the punching knife structure 23 from falling outside the slide 3.

[0039] See also Figure 4The material receiver 27 includes a first hinge rod 271, a second hinge rod 272, a third hinge rod 273, a fourth hinge rod 274, a first limit slide shaft 275, a second limit slide shaft 276, a sliding rod 277 and a material receiving plate 278. The left end of the first hinge rod 271 is hinged to the edge of the upper mold cover plate 231, the left end of the second hinge rod 272 is hinged to the edge of the fixing plate 232 of the material trough 242, the midpoint of the first hinge rod 271 and the midpoint of the second hinge rod 272 are hinged through the first limit slide shaft 275, the right end of the third hinge rod 273 and the The right end of the fourth hinge rod 274 is hinged by the second limit sliding shaft 276, the right end of the first hinge rod 271 is hinged to the left end of the third hinge rod 273, the right end of the second hinge rod 272 is hinged to the left end of the fourth hinge rod 274, a slide groove 2771 is provided in the middle of the sliding rod 277, the material receiving plate 278 is provided at the left end of the sliding rod 277, the right end of the sliding rod 277 is hinged to the second limit sliding shaft 276, and the first limit sliding shaft 275 passes through the slide groove 2771 to make the slide groove 2771 slide along the first limit sliding shaft 275. The material receiver 27 can remove the stamping area synchronously with the downward movement of the upper die cover plate 231 toward the fixed plate 232 of the material trough 242, and can move into the stamping area synchronously with the upward movement of the upper die cover plate 231 toward the fixed plate 232 away from the material trough 242.

[0040] See also Figure 5 The guide structure 234 includes a guide rod 2341 and a guide sleeve 2342. The guide rod 2341 is arranged on the bottom surface of the upper die cover plate 231, and the guide sleeve 2342 is arranged on the top surface of the trough 242 fixing plate 232. The guide rod 2341 and the guide sleeve 2342 are arranged correspondingly, and the guide rod 2341 slides up and down through the guide sleeve 2342. The guide structure 234 can always keep the relative positions of the upper die cover plate 231 and the trough 242 fixing plate 232 correspondingly arranged to avoid stamping deviation caused by misalignment.

[0041] The part burr punching device is made of high-quality steel as a whole, which ensures the overall strength of the punching device and is safe and firm. The punching knife structure 23 is processed by CNC, EDM and W / C equipment, and the punching knife edge material is made of high-speed steel, which is not easy to wear. After the device is running, the punched parts 5 are placed in the material trough 242 above the linear feeder 24 in sequence, and the punched parts 5 automatically move forward. When the proximity switch 244 at the end of the material trough 242 senses the punched parts 5, it automatically punches. After punching, the punched parts 5 fall into the receiver 27 and slide out to the receiving box 4.

[0042] The part burr punching device provided in the embodiment of the present application can facilitate the punched part 5 to fall into the slide 3 after punching by setting the vertical center axis of the punching mechanism 2 to form a first angle with the top surface of the workbench 1, and the punched part 5 is conveyed in a downward tilted manner. The punched part 5 can be sent to the bottom of the punching knife structure 23 of the punching mechanism 2 for punching under the action of gravity through the linear feeder 24 of the punching mechanism 2. The slide 3 and the top surface of the workbench 1 form a second angle, so that the punched part 5 slides along the slide 3 to the receiving box 4 under the action of gravity, and the burr removal of small-sized die-cast parts and the removal of residual stamping of the part material mouth are fully automatic. The stamping edge size is fixed, the yield is high, the efficiency is high, and it is energy-saving.

[0043] In the above embodiments, the description of each embodiment has its own emphasis. For parts that are not described in detail in a certain embodiment, reference can be made to the relevant descriptions of other embodiments.

[0044] The above is a detailed introduction to a part burr punching device provided in an embodiment of the present application. Specific examples are used in this article to illustrate the principles and implementation methods of the present application. The description of the above embodiments is only used to help understand the technical solution and its core idea of ​​the present application. Ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some of the technical features therein with equivalents; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.

Claims

1. A device for punching burrs of parts, characterized in that: It includes a workbench, a punching mechanism, a slideway and a receiving box; The top surface of the workbench is arranged horizontally, the stamping mechanism is arranged in the vertical direction, and the vertical center axis of the stamping mechanism forms a first angle with the top surface of the workbench; the slideway is arranged on the inclined side of the stamping mechanism and fixed on the workbench, and the slideway forms a second angle with the top surface of the workbench, and the second angle is smaller than the first angle; the material receiving box is arranged corresponding to the bottom outlet of the slideway; The stamping mechanism comprises a cylinder fixing frame, a stamping cylinder, a punching knife structure and a linear feeder; the cylinder fixing frame is fixed on the top surface of the workbench, the extension direction of the cylinder fixing frame forms a first angle with the top surface of the workbench, the stamping cylinder is fixed on the cylinder fixing frame, the extension direction of the stamping cylinder is arranged parallel to the extension direction of the cylinder fixing frame, the bottom of the stamping cylinder is a stamping axis, the punching knife structure is arranged on the stamping axis, the linear feeder is arranged vertically with the cylinder fixing frame, the linear feeder and the slide are distributed on both sides of the cylinder fixing frame, the linear feeder is provided for placing the punched parts, the linear feeder is used to transport the punched parts to the stamping area corresponding to the punching knife structure, the stamping cylinder drives the punching knife structure to punch the burr edges of the punched parts in the stamping area by driving the stamping axis to retract, and the punched parts after stamping are received by the slide and transported to the receiving box through the slide.

2. The part burr punching device according to claim 1, characterized in that: The punching mechanism further comprises a grating, and the grating is fixed on the cylinder fixing frame.

3. The part burr punching device according to claim 1, characterized in that: The stamping mechanism also includes a cylinder intelligent controller, which is fixed on the cylinder fixing frame and connected to the stamping cylinder.

4. The part burr punching device according to claim 3, characterized in that: The punching knife structure includes an upper die cover plate, a trough fixing plate, a lower die fixing plate, a guide structure, two punching knives, a material stripping knife, a material stripping ejector and a solenoid valve; the upper die cover plate is fixed on the punching shaft, the trough fixing plate is arranged corresponding to the upper die cover plate, the guide structure is arranged between the trough fixing plate and the upper die cover plate, the trough fixing plate is fixed to the top surface of the workbench through the lower die fixing plate, the end of the linear feeder is fixed on the trough fixing plate, the end of the linear feeder serves as the punching area, and the two punching knives are arranged on the upper die cover plate to be spaced apart by the width of the punched part The bottom surface of the punching knife is arranged between the two punching knives, the stripping ejector pin passes through the upper die cover plate and is connected to the stripping knife, and the solenoid valve is fixed on the upper die cover plate to drive the stripping ejector pin to move up and down; the solenoid valve is connected to the cylinder intelligent controller, and when the punching knife structure punches the burr edge of the punched part in the punching area, the punched part is clamped between the two punching knives and arranged corresponding to the stripping knife, and the cylinder intelligent controller controls the solenoid valve to drive the stripping ejector pin to move downward to drive the stripping knife to place the punched part on the slide.

5. The part burr punching device according to claim 4, characterized in that: The linear feeder includes a vibrator, a material trough, a part side block and a proximity switch; the vibrator is arranged on the top surface of the workbench, the material trough is arranged on the vibrator, the part side block is arranged at the end of the material trough, one side of the part side block is the stamping area, the proximity switch is arranged on the part side block, the proximity switch is connected to the cylinder intelligent controller, and the proximity switch can detect whether there are punched parts in the stamping area; when there are punched parts in the stamping area, the cylinder intelligent controller controls the stamping cylinder to drive the punching knife structure to stamp the punched parts in the stamping area.

6. The part burr punching device according to claim 5, characterized in that: The linear feeder also includes an upper part stopper and a lower limit column. The upper part stopper is arranged above the material trough and adjacent to the stamping area. The lower limit column is arranged on the material trough fixing plate. The material trough is arranged between the two lower limit columns.

7. The part burr punching device according to claim 4, characterized in that: The upper die cover plate includes a cylinder connector, an ejector guide block, two upper positioning columns and a punching knife fixing block. The cylinder connector is arranged on the top surface of the upper die cover plate, the punching shaft is connected to the cylinder connector, the ejector guide block is arranged on the top surface of the upper die cover plate, the ejector guide block is provided with a through hole for limiting the upward and downward sliding of the ejector pin, the ejector pin is arranged in the through hole, the two upper positioning columns are arranged on the bottom surface of the upper die cover plate, the two punching knives are fixed on the two upper positioning columns, the punching knife fixing block is fixed on the bottom surface of the upper die cover plate, and the punching knife fixing block is arranged around the two punching knives.

8. The part burr punching device according to claim 4, characterized in that: The stamping mechanism also includes a material receiver, which is arranged between the upper die cover plate and the material trough fixing plate; when the punching knife structure punches the punched parts in the stamping area, the material receiver moves to the outside of the stamping area; after the punching knife structure completes punching the punched parts in the stamping area, the material receiver moves to a position corresponding to the stamping area, and is used to receive the punched parts after stamping and transfer the punched parts after stamping to the slide.

9. The part burr punching device according to claim 8, characterized in that: The cam is connected to the left side of the second support rod and the right side of the cam is connected with the camshaft, and the camshaft has the first end connected to the left side of the second support rod and the camshaft has the second end connected to the camshaft.

10. The part burr punching device according to claim 4, characterized in that: The guide structure includes a guide rod and a guide sleeve, the guide rod is arranged on the bottom surface of the upper mold cover plate, the guide sleeve is arranged on the top surface of the trough fixing plate, the guide rod and the guide sleeve are arranged correspondingly, and the guide rod slides up and down through the guide sleeve.

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