Automatic slitting device for carrier tape production and processing

Abstract

The utility model provides an automatic slitting device for carrier tape production and processing, which belongs to the technical field of carrier tape processing and comprises a bottom plate, a support is fixedly connected to the upper end face of the bottom plate, a first telescopic cylinder is fixed to the upper end face of the support, and the driving end of the first telescopic cylinder penetrates through the top wall of the support and is fixedly connected with a mounting plate. A fixing block is fixedly connected to the center of the lower end face of the mounting plate, two sliding rails are symmetrically and fixedly arranged on the lower end face of the mounting plate, a set of sliding blocks are slidably connected to the two sliding rails at equal intervals, and a telescopic frame is rotatably connected to the fixing block. Through the arrangement of the mounting plate, the fixing block, the sliding rail, the sliding block, the telescopic frame, the distance adjusting structure, the rotating sleeve, the cutters and the spline shaft, the distance between the cutters is adjusted, a carrier tape can be conveniently cut into different widths according to production requirements, the flexibility is high, the application range is wider, and the production efficiency is improved. The problem that in the prior art, the slitting width is constant, and flexibility is poor is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of carrier tape processing, in particular to an automatic slitting device for carrier tape production and processing. Background Art

[0002] Carrier tape refers to a strip product used in the field of electronic packaging. It has a specific thickness and has holes for holding electronic components and positioning holes for indexing and positioning evenly distributed along its length. The production and processing of carrier tape mainly includes extrusion, molding, punching, striping and material collection.

[0003] After searching, in the prior art, a Chinese patent with patent application number CN202320222649.2 discloses a multi-strip slitting device for a high-speed carrier flatbed machine, which relates to the technical field of slitting devices; and the utility model includes a workbench, a first bracket is fixedly installed on one side of the top of the workbench, a vertical rod is fixedly installed on the top of the first bracket, an adjustment frame is slidably connected to the surface of the vertical rod, both sides of the adjusting frame are provided with limiting grooves, the adjusting frame is slidably connected to a connecting block, both sides of the connecting block are provided with a first slide groove, a first spring is fixedly installed on one side of the first slide groove, and a slider adapted to the limiting groove is slidably connected to the inside of the first slide groove, the lever is moved to make the slider slide along the first slide groove, and the first spring contracts during the sliding process, so that the slider leaves the inside of the limiting groove, so that the connecting block with the cutting knife installed can be disassembled from the inside of the adjusting frame, and conversely, under the action of the first spring resetting, the slider is rebounded into the inside of the limiting groove to install the connecting block, which is convenient for replacing the cutting knife, but the following defects still exist:

[0004] (1) The width of the carrier tape cut out by the slitting device in the prior art is fixed, which makes it inconvenient to cut out carrier tapes of different widths according to different production requirements, and the flexibility is poor;

[0005] (2) The slitting device in the prior art is not convenient for limiting the position of the carrier tape, and is prone to deviation during the conveying and slitting process, resulting in poor slitting accuracy.

[0006] Therefore, we have made improvements to this and proposed an automatic slitting device for carrier tape production and processing. Utility Model Content

[0007] The utility model aims to solve the existing problems of inconvenience in cutting carrier tapes of different widths and easy deviation of the carrier tapes during cutting.

[0008] In order to achieve the above-mentioned utility model purpose, the utility model provides the following technical solutions:

[0009] Automatic slitting device for carrier tape production and processing is used to improve the above problems.

[0010] The specific structure of the present utility model is as follows:

[0011] It includes a bottom plate. A bracket is fixedly connected to the upper end surface of the bottom plate. A first telescopic cylinder is fixed to the upper end surface of the bracket. The driving end of the first telescopic cylinder penetrates through the top wall of the bracket and is fixedly connected to a mounting plate. A fixing block is fixedly connected to the center of the lower end surface of the mounting plate. Two sliding rails are symmetrically and fixedly arranged on the lower end surface of the mounting plate. A group of sliding blocks are slidably connected to the two sliding rails at equal intervals. A telescopic frame is rotatably connected to the fixing block. The intersection points of the telescopic frame are respectively rotatably connected to the sliding blocks. A distance adjustment structure is arranged on the mounting plate. Fixing frames are fixedly connected to the lower end surfaces of the fixing block and the sliding blocks. A rotating sleeve is rotatably connected to each fixing frame. A cutting knife is fixedly connected to the rotating sleeve. A spline shaft is slidably connected to the rotating sleeve. Connecting pieces are rotatably connected to both ends of the spline shaft. The top ends of the connecting pieces are fixedly connected to the mounting plate. A first motor is fixedly connected to the outer side wall of one of the connecting pieces. The driving end of the first motor is fixedly connected to the shaft end of the spline shaft. A first connecting roller is rotatably connected to the lower part of the bracket. A width adjustment structure and a tensioning structure are respectively arranged on both sides of the bracket. A connecting frame is fixedly connected to the right end of the upper end surface of the bottom plate. A second telescopic cylinder is fixed to the upper end surface of the connecting frame. The driving end of the second telescopic cylinder penetrates through the top wall of the connecting frame and is fixedly connected to a pressing frame. A second connecting roller is installed in the pressing frame. A third connecting roller is rotatably connected in the connecting frame. A winding structure is arranged at the left end of the upper end surface of the bottom plate.

[0012] As a preferred technical solution of the present utility model, the distance adjustment structure includes two fixing pieces fixed to the upper end surface of the mounting plate. A threaded rod is rotatably connected between the two fixing pieces. The outer end of the threaded rod penetrates through the outer fixing piece and is fixedly connected to a knob. A strip-shaped opening is formed on the mounting plate, and a displacement block is arranged in a matching manner in the strip-shaped opening. The bottom end of the displacement block is fixedly connected to the outer sliding block. The top end of the displacement block is threadedly connected to the threaded rod.

[0013] As a preferred technical solution of the present utility model, the width adjustment structure includes a width adjustment frame fixed to the upper end surface of the bottom plate. A bidirectional screw rod is rotatably connected in the width adjustment frame. One end of the bidirectional screw rod penetrates through the side wall of the width adjustment frame and is fixedly connected to a hand wheel. An adapter roller is rotatably connected in the width adjustment frame. Two adjusting plates are symmetrically and slidably connected to the adapter roller. The bottom ends of the two adjusting plates are respectively threadedly connected to the bidirectional screw rod.

[0014] As a preferred technical solution of the present utility model, the tensioning structure includes an assembly frame fixed to the bottom plate. An assembly frame is arranged below the assembly frame. A group of damping rods are fixedly connected between the assembly frame and the assembly frame. Springs are sleeved on the damping rods. The upper and lower ends of the springs are respectively fixedly connected to the assembly frame and the assembly frame. A tensioning roller is rotatably connected in the assembly frame.

[0015] As a preferred technical solution of the present utility model, the winding structure includes two vertical plates symmetrically and fixedly arranged at the left end of the upper end surface of the bottom plate. A winding roller is rotatably connected between the two vertical plates. A bearing plate is fixedly connected to the side wall of one of the vertical plates. A second motor is fixedly connected to the bearing plate. Card slots are provided at both ends of the winding roller, and a clamping block is arranged in the card slot close to the second motor. The clamping block is fixedly connected to the driving end of the second motor.

[0016] As a preferred technical solution of the present utility model, a frame is fixedly connected to the lower end surface of the bottom plate, and support feet are fixedly connected to the four corners of the lower end surface of the frame.

[0017] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0018] In the solution of the present utility model:

[0019] 1. By providing the mounting plate, fixed block, slide rail, slider, telescopic frame, distance adjustment structure, rotating sleeve, cutting knife and spline shaft, the distance between the cutting knives is adjusted, which facilitates cutting the carrier tape into different widths according to production requirements, with high flexibility and a wider applicable range, solving the problem of poor flexibility with a constant cutting width in the prior art;

[0020] 2. By providing the width adjustment structure and tensioning structure, the guiding and conveying of carrier tapes with different widths are realized, avoiding the phenomenon of deviation, improving the cutting accuracy, and enabling the carrier tape to maintain an appropriate tension during transmission, preventing relaxation or breakage, solving the problem of easy deviation during the cutting and conveying of carrier tapes in the prior art. Description of the Drawings

[0021] Figure 1 It is a schematic diagram of the overall structure provided by the present utility model;

[0022] Figure 2 It is a schematic diagram of the rear side structure provided by the present utility model;

[0023] Figure 3 It is a schematic diagram of the bracket and its connecting components provided by the present utility model;

[0024] Figure 4 It is a schematic diagram of the distance adjustment structure provided by the present utility model;

[0025] Figure 5 It is a schematic diagram of the width adjustment structure provided by the present utility model;

[0026] Figure 6 It is a schematic diagram of the tensioning structure provided by the present utility model;

[0027] Figure 7Provided by the present utility model Figure 2 An enlarged view of part A in

[0028] Labels in the figure:

[0029] 1. Bottom plate; 2. Bracket; 3. First telescopic cylinder; 4. Mounting plate; 5. Fixed block; 6. Slide rail; 7. Slide block; 8. Telescopic frame; 9. Distance adjustment structure; 901. Fixed piece; 902. Threaded rod; 903. Knob; 904. Shifting block; 10. Fixed frame; 11. Rotating sleeve; 12. Cutter; 13. Spline shaft; 14. Connecting piece; 15. First motor; 16. First connecting roller; 17. Width adjustment structure; 1701. Width adjustment frame; 1702. Bidirectional screw; 1703. Handwheel; 1704. Connecting roller; 1705. Adjusting plate; 18. Tensioning structure; 1801. Assembly frame; 1802. Assembly frame; 1803. Damping rod; 1804. Spring; 1805. Tensioning roller; 19. Connecting frame; 20. Second telescopic cylinder; 21. Pressing frame; 22. Second connecting roller; 23. Third connecting roller; 24. Winding structure; 2401. Vertical plate; 2402. Winding roller; 2403. Bearing plate; 2404. Second motor; 2405. Clamping block; 25. Machine frame. Specific embodiments

[0030] To make the objectives, technical solutions and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are some, but not all, of the embodiments of the present utility model.

[0031] Such as Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6 and Figure 7As shown in the figure, this embodiment provides an automatic slitting device for carrier tape production and processing, which includes a bottom plate 1. The upper end surface of the bottom plate 1 is fixedly connected with a bracket 2. The upper end surface of the bracket 2 is fixed with a first telescopic cylinder 3. The driving end of the first telescopic cylinder 3 penetrates through the top wall of the bracket 2 and is fixedly connected with a mounting plate 4. The center of the lower end surface of the mounting plate 4 is fixedly connected with a fixed block 5. Two slide rails 6 are symmetrically and fixedly arranged on the lower end surface of the mounting plate 4. A group of sliders 7 are slidably connected to the two slide rails 6 at equal intervals. A telescopic frame 8 is rotatably connected to the fixed block 5. The intersection points of the telescopic frame 8 are respectively rotatably connected with the sliders 7. A distance adjustment structure 9 is arranged on the mounting plate 4. By adjusting the position of the slider 7 on the slide rail 6 through the distance adjustment structure 9, the shape of the telescopic frame 8 is changed, so as to realize the adjustment of the distance between the cutting knives 12 to meet the slitting requirements of carrier tapes with different widths. Fixed frames 10 are fixedly connected to the lower end surfaces of the fixed block 5 and the slider 7. A rotating sleeve 11 is rotatably connected inside each fixed frame 10. A cutting knife 12 is fixedly connected to the rotating sleeve 11. A spline shaft 13 is slidably connected inside the rotating sleeve 11. Connecting pieces 14 are rotatably connected to both ends of the spline shaft 13. The top ends of the connecting pieces 14 are fixedly connected with the mounting plate 4. A first motor 15 is fixedly connected to the outer side wall of one of the connecting pieces 14. The driving end of the first motor 15 is fixedly connected with the shaft end of the spline shaft 13. The first motor 15 drives the spline shaft 13, the rotating sleeve 11 and the cutting knife 12 to rotate. A first connecting roller 16 is rotatably connected to the lower part of the bracket 2. A width adjustment structure 17 and a tensioning structure 18 are respectively arranged on both sides of the bracket 2 to ensure the stability and precision during slitting. A connecting frame 19 is fixedly connected to the right end of the upper end surface of the bottom plate 1. A second telescopic cylinder 20 is fixed on the upper end surface of the connecting frame 19. The driving end of the second telescopic cylinder 20 penetrates through the top wall of the connecting frame 19 and is fixedly connected with a pressing frame 21. A second connecting roller 22 is installed inside the pressing frame 21. A third connecting roller 23 is rotatably connected inside the connecting frame 19. A winding structure 24 is arranged at the left end of the upper end surface of the bottom plate 1 to facilitate the winding of the slit carrier tape.

[0032] As Figure 1 and Figure 4 shown, as a preferred embodiment, on the basis of the above method, further, the distance adjustment structure 9 includes two fixed pieces 901 fixed on the upper end surface of the mounting plate 4. A threaded rod 902 is rotatably connected between the two fixed pieces 901. The outer end of the threaded rod 902 penetrates through the outer fixed piece 901 and is fixedly connected with a knob 903. A strip-shaped opening is formed on the mounting plate 4, and a shifting block 904 is arranged in the strip-shaped opening in a matching manner. The bottom end of the shifting block 904 is fixedly connected with the outer slider 7. The top end of the shifting block 904 is threadedly connected with the threaded rod 902. By rotating the knob 903 to drive the threaded rod 902 to rotate, since the threaded rod 902 is threadedly connected with the shifting block 904, the shifting block 904 will move along the direction of the threaded rod 902, thereby driving the slider 7 to slide on the slide rail 6, realizing the adjustment of the distance between the cutting knives 12.

[0033] As Figure 1And Figure 5 As shown, as a preferred embodiment, on the basis of the above method, further, the width adjustment structure 17 includes a width adjustment frame 1701 fixed to the upper end surface of the bottom plate 1. A bidirectional screw 1702 is rotatably connected inside the width adjustment frame 1701. One end of the bidirectional screw 1702 penetrates through the side wall of the width adjustment frame 1701 and is fixedly connected to a handwheel 1703. An engaging roller 1704 is rotatably connected inside the width adjustment frame 1701. Two adjusting plates 1705 are symmetrically and slidably connected to the engaging roller 1704. The bottom ends of the two adjusting plates 1705 are respectively threadedly connected to the bidirectional screw 1702. By rotating the handwheel 1703 to drive the bidirectional screw 1702 to rotate, since the bottom ends of the two adjusting plates 1705 are respectively threadedly connected to the bidirectional screw 1702 and in opposite directions, the adjusting plates 1705 will move towards or away from each other, adjusting the distance between the engaging rollers 1704 to achieve the adjustment of the width of the carrier tape.

[0034] As Figure 1 And Figure 6 As shown, as a preferred embodiment, on the basis of the above method, further, the tensioning structure 18 includes an assembly frame 1801 fixed to the bottom plate 1. An assembly frame 1802 is provided on the lower side of the assembly frame 1801. A group of damping rods 1803 are fixedly connected between the assembly frame 1801 and the assembly frame 1802. Springs 1804 are sleeved on the damping rods 1803. The upper and lower ends of the springs 1804 are respectively fixedly connected to the assembly frame 1801 and the assembly frame 1802. A tensioning roller 1805 is rotatably connected inside the assembly frame 1802. Using the elastic damping system composed of the damping rods 1803 and the springs 1804, a certain pressure is applied to the tensioning roller 1805 to keep the carrier tape under appropriate tension during transmission, preventing slack or breakage.

[0035] As Figure 1 、 Figure 2 And Figure 7 As shown, as a preferred embodiment, on the basis of the above method, further, the winding structure 24 includes two vertical plates 2401 symmetrically and fixedly connected to the left end of the upper end surface of the bottom plate 1. A winding roller 2402 is rotatably connected between the two vertical plates 2401. A bearing plate 2403 is fixedly connected to the side wall of one of the vertical plates 2401. A second motor 2404 is fixedly connected to the bearing plate 2403. Card slots are provided at both ends of the winding roller 2402, and a clamping block 2405 is provided in the card slot close to the second motor 2404. The clamping block 2405 is fixedly connected to the driving end of the second motor 2404. The winding roller 2402 is rotatably connected between the two vertical plates 2401 and is driven to rotate by the second motor 2404 to wind the cut carrier tape. The cooperation between the clamping block 2405 and the card slot of the winding roller 2402 ensures the stable installation and disassembly of the winding roller 2402.

[0036] As Figure 1As shown, as a preferred embodiment, on the basis of the above method, further, the lower end surface of the bottom plate 1 is fixedly connected to a frame 25, and support feet are fixedly connected to the four corners of the lower end surface of the frame 25; this facilitates the support of the bottom plate 1.

[0037] Specifically, when this automatic cutting device for carrier tape production and processing is in operation / use: First, adjust the width between the cutting knives 12 according to the cutting width. Rotate the knob 903 to drive the threaded rod 902 to rotate. Since the threaded rod 902 is threadedly connected to the displacement block 904, the displacement block 904 will move along the direction of the threaded rod 902, thereby driving the slider 7 to slide on the slide rail 6, and further enabling the telescopic frame 8 to move, realizing the adjustment of the distance between the cutting knives 12. Adjust the width according to the width of the carrier tape. Rotate the handwheel 1703 to drive the bidirectional screw 1702 to rotate. Since the bottoms of the two adjusting plates 1705 are respectively threadedly connected to the bidirectional screw 1702 and in opposite directions, the adjusting plates 1705 will move towards or away from each other to adjust the distance between the connecting rollers 1704, realizing the adjustment of the width of the carrier tape. Place the carrier tape to be cut through the third connecting roller 23, the connecting roller 1704, the first connecting roller 16, and the tension roller 1805, and wind it around the winding roller 2402. Then, the first telescopic cylinder 3 lowers the cutting knives 12, and at the same time, the second telescopic cylinder 20 is started to lower the second connecting roller 22. The first motor 15 is started to drive the spline shaft 13, the rotating sleeve 11, and the cutting knives 12 to rotate to cut the carrier tape. At the same time, the second motor 2404 is started to rotate the winding roller 2402 to wind the cut carrier tape.

[0038] All technical features in this embodiment can be freely combined according to actual needs.

[0039] The above embodiment is a preferred implementation scheme of the present invention. In addition, the present invention can also be implemented in other ways. Any obvious replacement without departing from the concept of the technical solution of the present invention is within the protection scope of the present invention.

Claims

1. An automatic slitting device for carrier tape production and processing, including a bottom plate (1), characterized in that, The upper end surface of the bottom plate (1) is fixedly connected with a bracket (2). The upper end surface of the bracket (2) is fixed with a first telescopic cylinder (3). The driving end of the first telescopic cylinder (3) penetrates through the top wall of the bracket (2) and is fixedly connected with a mounting plate (4). The center of the lower end surface of the mounting plate (4) is fixedly connected with a fixed block (5). Two slide rails (6) are symmetrically and fixedly arranged on the lower end surface of the mounting plate (4). A group of sliders (7) are slidably connected to the two slide rails (6) at equal intervals. A telescopic frame (8) is rotatably connected to the fixed block (5). The intersection points of the telescopic frame (8) are respectively rotatably connected with the sliders (7). A distance adjustment structure (9) is arranged on the mounting plate (4). Fixed frames (10) are fixedly connected to the lower end surfaces of the fixed block (5) and the sliders (7). A rotating sleeve (11) is rotatably connected inside each fixed frame (10). A cutting knife (12) is fixedly connected to the rotating sleeve (11). A spline shaft (13) is slidably connected inside the rotating sleeve (11). Connecting pieces (14) are rotatably connected to both ends of the spline shaft (13). The top ends of the connecting pieces (14) are fixedly connected with the mounting plate (4). A first motor (15) is fixedly connected to the outer side wall of one of the connecting pieces (14). The driving end of the first motor (15) is fixedly connected to the shaft end of the spline shaft (13). A first connecting roller (16) is rotatably connected to the lower part of the bracket (2). A width adjustment structure (17) and a tensioning structure (18) are respectively arranged on both sides of the bracket (2). The right end of the upper end surface of the bottom plate (1) is fixedly connected with a connecting frame (19). A second telescopic cylinder (20) is fixed on the upper end surface of the connecting frame (19). The driving end of the second telescopic cylinder (20) penetrates through the top wall of the connecting frame (19) and is fixedly connected with a pressing frame (21). A second connecting roller (22) is installed inside the pressing frame (21). A third connecting roller (23) is rotatably connected inside the connecting frame (19). A winding structure (24) is arranged at the left end of the upper end surface of the bottom plate (1).

2. An automatic slitting device for tape production and processing according to claim 1, characterized in that, The distance adjustment structure (9) includes two fixed pieces (901) fixed on the upper end surface of the mounting plate (4). A threaded rod (902) is rotatably connected between the two fixed pieces (901). The outer end of the threaded rod (902) penetrates through the outer fixed piece (901) and is fixedly connected with a knob (903). A strip-shaped opening is formed in the mounting plate (4), and a shifting block (904) is arranged in a matching manner in the strip-shaped opening. The bottom end of the shifting block (904) is fixedly connected with the outer slider (7). The top end of the shifting block (904) is threadedly connected with the threaded rod (902).

3. An automatic slitting device for carrier tape production and processing according to claim 1, characterized in that, The width adjustment structure (17) includes a width adjustment frame (1701) fixed to the upper end surface of the bottom plate (1). A bidirectional screw rod (1702) is rotatably connected inside the width adjustment frame (1701). One end of the bidirectional screw rod (1702) penetrates through the side wall of the width adjustment frame (1701) and is fixedly connected to a hand wheel (1703). An engagement roller (1704) is rotatably connected inside the width adjustment frame (1701). Two adjustment plates (1705) are symmetrically and slidably connected to the engagement roller (1704). The bottom ends of the two adjustment plates (1705) are respectively threadedly connected to the bidirectional screw rod (1702).

4. An automatic slitting device for carrier tape production and processing according to claim 1, characterized in that, The tensioning structure (18) includes an assembly frame (1801) fixed to the bottom plate (1). An assembly frame (1802) is provided below the assembly frame (1801). A group of damping rods (1803) are fixedly connected between the assembly frame (1801) and the assembly frame (1802). Springs (1804) are sleeved on the damping rods (1803). The upper and lower ends of the springs (1804) are respectively fixedly connected to the assembly frame (1801) and the assembly frame (1802). A tensioning roller (1805) is rotatably connected inside the assembly frame (1802).

5. An automatic slitting device for carrier tape production and processing according to claim 1, characterized in that, The winding structure (24) includes two vertical plates (2401) symmetrically and fixedly connected to the left end of the upper end surface of the bottom plate (1). A winding roller (2402) is rotatably connected between the two vertical plates (2401). A bearing plate (2403) is fixedly connected to the side wall of one of the vertical plates (2401). A second motor (2404) is fixedly connected to the bearing plate (2403). Card slots are formed at both ends of the winding roller (2402), and a block (2405) is provided in the card slot close to the second motor (2404). The block (2405) is fixedly connected to the driving end of the second motor (2404).

6. An automatic slitting device for tape production and processing according to claim 1, characterized in that, The lower end surface of the bottom plate (1) is fixedly connected to a frame (25). Support feet are fixedly connected to the four corners of the lower end surface of the frame (25).

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