Blow molding product punching device

Abstract

The utility model discloses a blow molding product punching device which comprises a machine frame, a positioning mechanism, a clamping mechanism and a punching mechanism, the positioning mechanism, the clamping mechanism and the punching mechanism are arranged on the machine frame, the positioning mechanism is used for positioning a blow molding product, the clamping mechanism is used for clamping the blow molding product, and the punching mechanism is used for punching an opening portion of the blow molding product. The punching mechanism comprises a first punching assembly, a second punching assembly and a third punching assembly, and the first punching assembly, the second punching assembly and the third punching assembly are used for punching three connected side surfaces of the opening part of the blow molding product respectively. The multi-surface punching device can perform one-time punching processing on a plurality of surfaces of a blow molding product, so that the production efficiency is improved, and the quality of the product is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to a punching equipment technical field, concretely relates to a blow molding product punching device. BACKGROUND

[0002] The chain cover is used for packaging electric tools, generally adopts blow molding process to produce, and the chain cover needs to be processed after blow molding. The processing surface shape of the chain cover mouth part is complex, and usually needs to adopt a robot to carry out milling processing.

[0003] However, the processing surface shape of the chain cover mouth part is complex, the processing space is narrow, the efficiency of the robot processing is low, cannot be synchronized with the blow molding machine, and moreover, the milling position is rough, it is difficult to guarantee the consistency and accuracy of the processing size, and cannot satisfy the fine processing demand. UTILITY MODEL CONTENTS

[0004] In order to overcome the insufficient of prior art, the utility model provides a blow molding product punching device, can carry out one -time punching processing to multiple surfaces of blow molding product, improves production efficiency, guarantees the quality of product.

[0005] The utility model solves technical scheme that it adopts technical scheme is:

[0006] A blow molding product punching device, including frame, positioning mechanism, clamping mechanism and punching mechanism that are set on the frame, the positioning mechanism is used for positioning blow molding product, the clamping mechanism is used for clamping blow molding product, the punching mechanism is used for punching the mouth part of blow molding product, the punching mechanism includes first punching assembly, second punching assembly and third punching assembly, the first punching assembly, the second punching assembly and the third punching assembly respectively punch three sides of the mouth part of blow molding product that are connected.

[0007] As a further improvement of the above technical solution, the positioning mechanism includes a profiled positioning block, the outer periphery of the profiled positioning block is similar in shape to the inner cavity of the blow molding product, and the blow molding product is fitted over the outer periphery of the profiled positioning block.

[0008] As a further improvement of the above technical solution, the frame is provided with a vertical plate, the frame top is provided with a first air avoidance opening, the profiled positioning block has an L-shaped structure, the profiled positioning block is arranged on the vertical plate, and the profiled positioning block is located directly above the first air avoidance opening.

[0009] As a further improvement of the above technical solution, the clamping mechanism includes a pressing block and a first air cylinder, the first air cylinder is installed on the side of the vertical plate away from the profiled positioning block, the vertical plate is provided with a second air avoidance opening, the second air avoidance opening is used for avoiding the extension rod of the first air cylinder, and the first air cylinder is used for driving the pressing block to approach or move away from the profiled positioning block.

[0010] As a further improvement of the above technical solution, the first punching assembly comprises a second cylinder and a first punching knife, the second cylinder is arranged on one side of the vertical plate close to the profiling positioning block, a first groove is arranged on the side of the profiling positioning block corresponding to the first punching knife, the first groove is matched with the first punching knife, and the second cylinder is used for driving the first punching knife to be close to or away from the first groove.

[0011] As a further improvement of the above technical solution, a first sliding groove is arranged on the vertical plate, and the first punching knife is slidingly connected to the first sliding groove.

[0012] As a further improvement of the above technical solution, the first punching assembly and the third punching assembly are the same in structure, and the first punching assembly and the third punching assembly are respectively arranged in a central symmetry along the profiling positioning block.

[0013] As a further improvement of the above technical solution, the second punching assembly comprises a third cylinder and a second punching knife, a second groove is arranged on the side of the profiling positioning block corresponding to the second punching knife, the second groove is matched with the second punching knife, and the third cylinder is used for driving the second punching knife to be close to or away from the second groove.

[0014] As a further improvement of the above technical solution, the third cylinder is mounted on the vertical plate through a support, a connecting plate is connected to the telescopic end of the third cylinder, the second punching knife is arranged on the connecting plate, a sliding sleeve is arranged on the support, a sliding rod is arranged on the connecting plate, the sliding rod is arranged in a transverse direction, and the sliding sleeve is slidingly connected with the sliding rod.

[0015] As a further improvement of the above technical solution, a knife seat is arranged on the connecting plate, a mounting groove is further arranged on the top of the knife seat, the mounting groove is used for containing the second punching knife, a pressing plate is connected to the top of the knife seat, and the pressing plate is locked on the knife seat through bolts.

[0016] The utility model discloses a blow molding product punching device, through setting up positioning mechanism, clamping mechanism and punching mechanism, positioning mechanism can be accurate positioning to blow molding product, clamping mechanism can clamp blow molding product, prevent blow molding product from separating or deviating in the processing, and the first punching assembly, the second punching assembly and the third punching assembly punch the three sides of the mouth of blow molding product respectively, and the waste after cutting falls freely below the rack, and finally takes out the blow molding product after punching, thereby, can carry out one -time punching processing to the multiple faces of blow molding product, improves production efficiency, and guarantees the quality of product. BRIEF DESCRIPTION OF DRAWINGS

[0017] The utility model is further illustrated below in combination with the drawings and examples.

[0018] Figure 1 is the structure schematic view of an example provided by the utility model;

[0019] Figure 2 is the structure schematic view of another view of an example provided by the utility model;

[0020] Figure 3 is Figure 1 partial sectional view of;

[0021] Figure 4 is Figure 3 enlarged view of A in;

[0022] Figure 5 is Figure 1 structure schematic view of vertical plate and profiling positioning block in.

[0023] Signs: 100- rack, 110- vertical plate, 111- second air clearance, 120- first air clearance, 200- clamping mechanism, 210- compression block, 220- first cylinder, 300- first punching assembly, 310- second cylinder, 320- first punch, 330- first sliding slot, 400- second punching assembly, 410- third cylinder, 420- second punch, 430- support, 440- connecting plate, 450- sliding sleeve, 460- slide rod, 470- knife seat, 471- installation slot, 480- pressing plate, 490- bolt, 500- third punching assembly, 600- profiling positioning block, 610- first recess, 620- second recess, 700- blow molding product. Specific implementation

[0024] The concept, specific structure and generated technical effects of the utility model will be described clearly and completely below in combination with examples and drawings, so as to fully understand the purpose, features and effects of the utility model. Obviously, the described examples are only a part of the examples of the utility model, not all examples, and other examples obtained by the skilled person in the art without creative labor based on the examples of the utility model all belong to the protection scope of the utility model. In addition, all the coupling / connection relations involved in the patent do not mean that the components directly connect, but means that a better coupling structure can be composed by adding or reducing coupling auxiliary components according to the specific implementation situation. The various technical features in the utility model creation can be interactively combined under the premise of no mutual contradiction and conflict.

[0025] Reference Figures 1 to 5This utility model provides a blow molding product punching device, including a frame 100, a positioning mechanism, a clamping mechanism 200 and a punching mechanism disposed on the frame 100. The positioning mechanism is used to position the blow molding product 700, the clamping mechanism 200 is used to clamp the blow molding product 700, and the punching mechanism is used to punch the opening of the blow molding product 700. The punching mechanism includes a first punching component 300, a second punching component 400 and a third punching component 500. The first punching component 300, the second punching component 400 and the third punching component 500 punch the three connected sides of the opening of the blow molding product 700 respectively.

[0026] Specifically, the positioning mechanism includes a contour positioning block 600, the outer periphery of which is similar in shape to the inner cavity of the blow-molded product 700. The blow-molded product 700 is fitted onto the outer periphery of the contour positioning block 600, thereby enabling precise positioning of the blow-molded product 700 and improving processing accuracy.

[0027] Furthermore, the frame 100 is provided with a vertical plate 110, and a first clearance opening 120 is provided at the top of the frame 100. The contour positioning block 600 has an L-shaped structure and is provided on the vertical plate 110. The contour positioning block 600 is located directly above the first clearance opening 120.

[0028] Understandably, after the first punching assembly 300, the second punching assembly 400 and the third punching assembly 500 punch the three connected sides of the opening of the blow-molded product 700, the punched waste can fall from the first clearance opening 120 to the bottom of the frame 100, thereby preventing the waste from accumulating on the frame 100 and ensuring the normal operation of each mechanism.

[0029] Furthermore, a waste bin (not shown in the attached drawing) can be installed at the bottom of the frame 100. The waste bin is located directly below the first clearance opening 120, and the waste material after punching can fall into the waste bin from the first clearance opening 120, which facilitates the collection of waste material.

[0030] In some preferred embodiments, the clamping mechanism 200 includes a clamping block 210 and a first cylinder 220. The first cylinder 220 is installed on the side of the vertical plate 110 away from the contour positioning block 600. The vertical plate 110 has a second clearance opening 111, which is used to prevent the telescopic rod of the first cylinder 220 from passing through. The first cylinder 220 is used to drive the clamping block 210 to move closer to or away from the contour positioning block 600, thereby quickly clamping the blow-molded product 700 and preventing the blow-molded product 700 from detaching or shifting during processing. Moreover, the structure is simple, easy to install, and can reduce the manufacturing cost of the equipment.

[0031] By installing the first cylinder 220 on the side of the vertical plate 110 away from the profiling positioning block 600, on the one hand, the first cylinder 220 is convenient to disassemble, and on the other hand, the first cylinder 220 avoids interfering with the profiling positioning block 600.

[0032] In some preferred embodiments, the first punching assembly 300 includes a second cylinder 310 and a first punch 320, the second cylinder 310 is arranged on the side of the vertical plate 110 close to the profiling positioning block 600, the side of the profiling positioning block 600 corresponding to the first punch 320 is provided with a first groove 610, the first groove 610 is matched with the first punch 320, and the second cylinder 310 is used to drive the first punch 320 to approach or move away from the first groove 610.

[0033] It can be understood that after the blow molding product 700 is clamped, in the process that the second cylinder 310 drives the first punch 320 to approach the first groove 610, the first punch 320 first contacts one face of the mouth of the blow molding product 700, and the place of the blow molding product 700 not in contact with the first punch 320 is supported by the profiling positioning block 600, then the second cylinder 310 drives the first punch 320 to continue to approach the first groove 610, the first punch 320 cuts off one face of the mouth of the blow molding product 700, and finally the second cylinder 310 drives the first punch 320 to move away from the first groove 610, and the cut-off waste falls freely, so that it can be ensured that one processing face of the mouth of the blow molding product 700 can be completely cut off, and the first groove 610 can guide the first punch 320 to move according to a predetermined track, thereby ensuring consistency and stability of processing.

[0034] Further, the vertical plate 110 is provided with a first sliding groove 330, the first punch 320 is slidingly connected to the first sliding groove 330, and in the process that the second cylinder 310 drives the first punch 320 to move, the first punch 320 can slide along the length direction of the first sliding groove 330, so that the stability of the first punch 320 when moving can be improved, and the processing precision can be improved.

[0035] It should be noted that the first punching assembly 300 and the second punching assembly 400 have the same structure, which can reduce manufacturing cost, the first punching assembly 300 and the third punching assembly 500 are respectively arranged along the center symmetry of the profiling positioning block 600, the first punching assembly 300 and the third punching assembly 500 work at the same time, and the processing efficiency can be improved.

[0036] In some preferred embodiments, the second punching assembly 400 includes a third cylinder 410 and a second punch 420, the side of the profiling positioning block 600 corresponding to the second punch 420 is provided with a second groove 620, the second groove 620 is matched with the second punch 420, and the third cylinder 410 is used to drive the second punch 420 to approach or move away from the second groove 620. In some preferred embodiments, the second punching assembly 400 includes a third cylinder 410 and a second punch 420, the side of the profiling positioning block 600 corresponding to the second punch 420 is provided with a second groove 620, the second groove 620 is matched with the second punch 420, and the third cylinder 410 is used to drive the second punch 420 to approach or move away from the second groove 620.

[0037] It can be understood that after the blow molding product 700 is clamped, in the process that the third cylinder 410 drives the second punching knife 420 to approach the second groove 620, the second punching knife 420 first contacts one face of the mouth of the blow molding product 700, and the part of the blow molding product 700 not contacted by the second punching knife 420 is supported by the profiling positioning block 600, then the third cylinder 410 drives the second punching knife 420 to continue to approach the second groove 620, the second punching knife 420 cuts off one face of the mouth of the blow molding product 700, finally, the third cylinder 410 drives the second punching knife 420 to move away from the second groove 620, so that the position of the mouth of the blow molding product 700 contacted by the second punching knife 420 can be completely cut off, and the second groove 620 can guide the second punching knife 420 to move according to a predetermined track, so as to ensure consistency and stability of processing.

[0038] Further, the third cylinder 410 is installed on the vertical plate 110 through the support 430, the telescopic end of the third cylinder 410 is connected with the connecting plate 440, the second punching knife 420 is arranged on the connecting plate 440, the support 430 is provided with the sliding sleeve 450, and the connecting plate 440 is provided with the sliding rod 460, the sliding rod 460 is arranged in the transverse direction, and the sliding sleeve 450 and the sliding rod 460 are in sliding connection.

[0039] It can be understood that the third cylinder 410 drives the connecting plate 440 and the second punching knife 420 to move together, the connecting plate 440 drives the sliding rod 460 to move in the transverse direction, and the sliding rod 460 slides along the inner wall of the sliding sleeve 450, so that the stability of the connecting plate 440 and the second punching knife 420 during movement can be improved, and the accuracy of the product during punching of the second punching knife 420 can be improved.

[0040] Specifically, the connecting plate 440 is provided with the knife seat 470, the top of the knife seat 470 is further provided with the mounting groove 471, the mounting groove 471 accommodates the second punching knife 420, the top of the knife seat 470 is connected with the pressing plate 480, and the pressing plate 480 is locked on the knife seat 470 through the bolt 490.

[0041] It can be understood that when the second punching knife 420 is installed, the bolt 490 is first loosened, then the second punching knife 420 is placed in the mounting groove 471, and finally the bolt 490 is tightened, so that the pressing plate 480 tightly presses the second punching knife 420 on the mounting groove 471, so that the disassembly and assembly difficulty of the second punching knife 420 can be reduced, and the second punching knife 420 can be conveniently replaced.

[0042] The mouth punching process of the blow molding product 700 in the embodiment of the utility model:

[0043] After the blow molding product 700 is blow molded, the blow molding product 700 is placed on the profiling positioning block 600, so that the inner cavity of the blow molding product 700 is sleeved on the outer periphery of the profiling positioning block 600, then the first cylinder 220 drives the pressing block 210 to be close to the profiling positioning block 600 to press one side of the blow molding product 700 on the profiling positioning block 600, then the third cylinder 410 drives the second punching knife 420 to be close to the second groove 620 to punch one of the mouth parts of the blow molding product 700, then the third cylinder 410 drives the second punching knife 420 to be away from the second groove 620, then the two second cylinders 310 respectively drive the two first punching knives to be close to the corresponding first grooves 610 at the same time to punch the other two of the mouth parts of the blow molding product 700, then the two third cylinders 410 respectively drive the two second punching knives 420 to be away from the corresponding second grooves 620, the cut-off waste falls freely to the lower part of the rack 100, finally the blow molding product 700 after punching is taken out, so that the multiple surfaces of the blow molding product 700 can be punched once, the production efficiency is improved, and the quality of the product is ensured.

[0044] The above is a specific description of the preferred embodiment of the utility model, but the utility model is not limited to the described embodiment, and those skilled in the art can make various equivalent modifications or replacements without departing from the spirit of the utility model, and these equivalent modifications or replacements are all included in the range defined by the claims of the present application.

Claims

1. A device for punching blow molded products, characterized in that, The device comprises a rack, a positioning mechanism arranged on the rack, a clamping mechanism and a punching mechanism, the positioning mechanism is used for positioning a blow molding product, the clamping mechanism is used for clamping the blow molding product, and the punching mechanism is used for punching a mouth part of the blow molding product, the punching mechanism comprises a first punching assembly, a second punching assembly and a third punching assembly, and the first punching assembly, the second punching assembly and the third punching assembly punch three connected sides of the mouth part of the blow molding product respectively.

2. A punch and cut apparatus for blow molded products as defined in claim 1, wherein The positioning mechanism comprises a profiled positioning block, the outer periphery of the profiled positioning block is profiled according to the shape of the inner cavity of the blow molding product, and the blow molding product is sleeved on the outer periphery of the profiled positioning block.

3. A punch and cut apparatus for blow molded products as defined in claim 2, wherein The rack is provided with a vertical plate, the rack is provided with a first air-avoiding opening at the top, the profiled positioning block has an L-shaped structure, the profiled positioning block is arranged on the vertical plate, and the profiled positioning block is located directly above the first air-avoiding opening.

4. A punch and cut apparatus for blow molded products as defined in claim 3, wherein The clamping mechanism comprises a pressing block and a first air cylinder, the first air cylinder is mounted on the side of the vertical plate away from the profiled positioning block, the vertical plate is provided with a second air-avoiding opening, the second air-avoiding opening is used for avoiding the extension rod of the first air cylinder, and the first air cylinder is used for driving the pressing block to be close to or away from the profiled positioning block.

5. A punch and cut apparatus for blow molded products as defined in claim 3, wherein The first punching assembly comprises a second air cylinder and a first punching knife, the second air cylinder is arranged on the side of the vertical plate close to the profiled positioning block, the side of the profiled positioning block corresponding to the first punching knife is provided with a first groove, the first groove is matched with the first punching knife, and the second air cylinder is used for driving the first punching knife to be close to or away from the first groove.

6. A punch and cut apparatus for blow molded products as defined in claim 5, wherein The vertical plate is provided with a first sliding groove, and the first punching knife is slidingly connected to the first sliding groove.

7. A punch and cut apparatus for blow molded products as defined in claim 5, wherein The first punching assembly and the third punching assembly are the same in structure, and the first punching assembly and the third punching assembly are respectively arranged along the center of the profiled positioning block.

8. A punch and cut apparatus for blow molded products as defined in claim 3, wherein The second punching assembly comprises a third air cylinder and a second punching knife, the side of the profiled positioning block corresponding to the second punching knife is provided with a second groove, the second groove is matched with the second punching knife, and the third air cylinder is used for driving the second punching knife to be close to or away from the second groove.

9. A punch and cut apparatus for blow molded products as defined in claim 8, wherein The third air cylinder is mounted on the vertical plate through a support, the extension end of the third air cylinder is connected with a connecting plate, the second punching knife is arranged on the connecting plate, a sliding sleeve is arranged on the support, a sliding rod is arranged on the connecting plate, the sliding rod is arranged transversely, and the sliding sleeve is slidingly connected with the sliding rod.

10. A punch and cut apparatus for blow molded products as defined in claim 9, wherein A knife seat is arranged on the connecting plate, a mounting groove is further arranged at the top of the knife seat, the mounting groove accommodates the second punching knife, a pressing plate is connected to the top of the knife seat, and the pressing plate is locked on the knife seat through bolts.

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