Automatic punching device for sealing strip

Abstract

The utility model relates to the technical field of sealing strip punching, in particular to an automatic punching device for a sealing strip. Comprising an operation table, a mounting frame is fixedly connected to the surface of the upper end of the operation table, an air cylinder is arranged on the upper surface of the mounting frame, a punching module is fixedly connected to the output end of the air cylinder, and a mold base frame is fixedly connected to the position, corresponding to the punching module, of the surface of the operation table; a punching material frame fixedly communicates with the position, corresponding to the die holder frame, of the lower surface of the operation table, positioning mechanisms are arranged at the positions, corresponding to the two ends of the die holder frame, of the surface of the operation table, each positioning mechanism comprises a fixing frame, a positioning plate is rotationally connected to the inner wall of each fixing frame, and a connecting plate is fixedly connected to the end, corresponding to the positioning plate, of the surface of the operation table; and a moving rod penetrates through the surface of the connecting plate in a sliding manner. The automatic punching device for the sealing strip has the advantage that the position of the sealing strip can be conveniently and rapidly fixed and limited.

Description

Technical Field

[0001] This utility model relates to the field of sealing strip punching technology, and in particular to an automated sealing strip punching method. Background Technology

[0002] Sealing strips are mainly used in refrigerators, kitchen appliances, bathroom fixtures, doors and windows, etc. They have moderate suction and, when combined with certain products, can achieve good sealing performance. Automotive parts processing involves various units and products that serve automotive parts processing, including adhesives, sealing strips, vehicle tools, automotive springs, and plastic parts. Nowadays, most sealing strip manufacturers typically add breather holes to the sealing strips to ensure they fit with the vehicle body mounting holes and to maintain pressure balance inside and outside the rubber strip. Automated drilling of sealing strips is widely used in the production of sealing strips in the automotive, construction, and electronics industries, especially in applications requiring high precision and efficiency.

[0003] Existing technologies, such as the utility model patent with publication number CN207858917U, disclose a precision-cutting sealing strip punching and fastening machine. This patent includes a body, a material gripping device to prevent the sealing strip from swinging, and a cutting device. The direction of the sealing strip's entry is defined as forward, and the material gripping device and cutting device are fixedly installed on the machine body from front to back. The beneficial effects of this utility model are that it effectively prevents slight forward, backward, left, and right movements of the sealing strip during machine movement, thereby improving the accuracy of the cutting length during cutting and effectively avoiding omissions or incorrect fastening positions during fastening installation. This precision-cutting sealing strip punching and fastening machine adds a fastening device and a punching device, greatly improving the automation of the sealing strip punching and fastening process. This precision-cutting sealing strip punching and fastening machine has the advantages of high sealing strip length accuracy and effectively avoiding omissions or incorrect fastening positions during fastening installation.

[0004] In daily use, it has been found that during the automated drilling process of sealing strips, the sealing strip is usually placed in the mold base where it needs to be drilled. However, since the sealing strip is usually made of rubber and is relatively long, it is easy for the sealing strip to be twisted or misaligned when placed, which makes it inconvenient to drill the sealing strip. Utility Model Content

[0005] The purpose of this invention is to solve the problem in the existing technology that, during the automated drilling of sealing strips, the sealing strip is usually placed in the mold base for drilling. However, since the sealing strip is usually made of rubber and is relatively long, it is easy for the sealing strip to be twisted or shifted during placement, which makes the drilling operation inconvenient.

[0006] To solve the above technical problems, the utility model provides a kind of sealing strip automation punching, it include: operation platform, the upper end surface of the operation platform is fixedly connected with mounting bracket, the upper surface of the mounting bracket is provided with pneumatic cylinder, the output of the pneumatic cylinder is fixedly connected with punching die group, the position of the operation platform surface corresponding punching die group is fixedly connected with die holder frame, the lower surface of the operation platform corresponding die holder frame is fixedly communicated with punching material frame, the position of the operation platform surface corresponding both ends of die holder frame is equipped with positioning mechanism, the positioning mechanism includes fixed frame, the inner wall of the fixed frame is rotatably connected with positioning plate, the one end of the operation platform surface corresponding positioning plate is fixedly connected with link plate, the surface of the link plate is slidably penetrated with moving rod, the circular arc surface of the moving rod is covered with spring, the both ends of the spring are fixedly connected with moving rod and link plate, the one end of the moving rod is inserted with the inner wall of positioning plate, the lower surface of the positioning plate is equipped with two insertion slots, the insertion slot inner wall is inserted with insert plate, the lower surface of the insert plate is fixedly connected with several top blocks, the top block is silica gel block, the position of the top block is corresponding with the inner wall position of die holder frame.

[0007] The effect achieved by the above components is that during the punching of the sealing strip, the position of the sealing strip needs to be protected corresponding to the position of the die holder frame to avoid the position deviation of the sealing strip. At this time, the positioning mechanism provided on the surface of the operation platform can be used for auxiliary fixing and protection operation.

[0008] Preferably, the inner wall of the fixed frame is sleeved with a coil spring at both ends, and the both ends of the coil spring are fixedly connected with the fixed frame and the positioning plate.

[0009] The effect achieved by the above components is that the torsional force generated by the coil spring can extrude and protect the position of the positioning plate, so that the positioning plate can be fixed more firmly.

[0010] Preferably, a pull ring is rotatably connected to the surface of one end of the moving rod, and the cross section of the pull ring is vertical.

[0011] The effect achieved by the above components is that when the position of the moving rod is stretched, the pull ring rotatably connected to the surface of the moving rod can be used for auxiliary stretching operation.

[0012] Preferably, a rotating shaft is slidably penetrated through the position of the insert plate on the surface of the positioning plate, and the bottom end of the rotating shaft is threadedly connected with the surface of the insert plate.

[0013] The effect achieved by the above components is that the thread connection between the rotating shaft and the insert plate can better fix and protect the position of the insert plate.

[0014] Preferably, the bottom end surface of the punching material frame is provided with an auxiliary mechanism, the auxiliary mechanism comprises a limiting frame and a collecting frame, the inner wall of the limiting frame is inserted with the bottom end surface of the punching material frame, the bottom end of the collecting frame is rotatably connected with a plurality of rollers at the four corners, one side surface of the collecting frame is rotatably connected with a turnover frame, the two side surfaces of the limiting frame are fixedly connected with connecting plates, the two end side walls of the collecting frame are fixedly connected with supporting rods, the arc surface of the supporting rod is slidably penetrated through the surface of the connecting plate, the arc surface of the supporting rod is sleeved with a tension spring, and the two ends of the tension spring are fixedly connected with the supporting rod and the connecting plate respectively.

[0015] The effect achieved by the above-mentioned component is that: in the process of punching the surface of the sealing strip, punching waste will appear, at this time, the waste is transported and conveyed by the punching material frame, in this process, the waste in the punching material frame can be carried by the collecting frame in the auxiliary mechanism, which is helpful for the collection operation.

[0016] Preferably, the arc surface of the roller is fixedly connected with a protective sleeve, and the protective sleeve is a rubber sleeve.

[0017] The effect achieved by the above-mentioned component is that: when the position of the collecting frame is moved by the roller, the protective sleeve made of rubber can be used to protect the roller.

[0018] Preferably, the upper end section of the limiting frame is flared, and the section size of the limiting frame is matched with the bottom end section size of the punching material frame.

[0019] The effect achieved by the above-mentioned component is that: the limiting frame with the flared section can be quickly connected with the punching material frame for limiting and positioning.

[0020] Compared with the related art, the automatic sealing strip punching provided by the utility model has the following beneficial effects:

[0021] By operating the positioning mechanism, the position of the sealing strip in the mold seat frame is limited and fixed, and the position of the sealing strip can be protected during the punching process by turning and extruding the position of the positioning plate on the operation table surface, so that deviation is avoided and the punching position deviation is avoided.

[0022] By operating the auxiliary mechanism, the waste in the punching material frame is collected and carried, the limiting frame provided at the upper end of the collecting frame is inserted with the bottom end surface of the punching material frame, so as to help fix the position of the entire collecting frame, and the punching waste can be quickly dropped into the collecting frame. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 The structure diagram of the automatic sealing strip punching provided by the utility model is shown in the figure.

[0024] Figure 2 Fig. 1 is a structural schematic view of the positioning mechanism shown in Fig. 1; Figure 1

[0025] Figure 3 Fig. 2 is a split structural schematic view of the positioning mechanism shown in Fig. 1; Figure 2

[0026] Figure 4 Fig. 3 is a structural schematic view of the auxiliary mechanism shown in Fig. 1. Figure 1 Fig. 1 is a structural schematic view of the positioning mechanism shown in Fig. 1;

[0027] Fig. 1 is a structural schematic view of the positioning mechanism shown in Fig. 1; DETAILED DESCRIPTION

[0028] In order to make the purpose, technical scheme and advantages of the utility model clearer and more apparent, the utility model will be further described in detail below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the utility model and do not limit the utility model.

[0029] The specific implementation of the utility model will be described in detail below in combination with specific examples.

[0030] Fig. 1 is a structural schematic view of the positioning mechanism shown in Fig. 1; Figures 1 to 4 The utility model discloses a kind of automatic punching of sealing strip, including: operating platform 1, the upper end surface of operating platform 1 is fixedly connected with mounting bracket 2, the upper surface of mounting bracket 2 is provided with cylinder 3, the output end of cylinder 3 is fixedly connected with punching die set 6, the position of operating platform 1 surface corresponding punching die set 6 is fixedly connected with die holder frame 7, the position of operating platform 1 lower surface corresponding die holder frame 7 is fixedly connected with punching material frame 8, the position of operating platform 1 surface corresponding both ends of die holder frame 7 is equipped with positioning mechanism 4, the bottom end surface of punching material frame 8 is equipped with auxiliary mechanism 5.

[0031] In the embodiment of the utility model, please refer to Figure 2 And Figure 3 ​​The positioning mechanism 4 comprises a fixing frame 401, the inner wall of the fixing frame 401 is rotationally connected with a positioning plate 402, the surface of one end of the positioning plate 402 corresponding to the operating table 1 is fixedly connected with a connecting plate 404, the surface of the connecting plate 404 is slidably penetrated by a moving rod 405, the circular surface of the moving rod 405 is sleeved with a spring 407, the two ends of the spring 407 are fixedly connected with the moving rod 405 and the connecting plate 404 respectively, one end of the moving rod 405 is inserted with the inner wall of the positioning plate 402, the lower surface of the positioning plate 402 is provided with two insertion grooves 409, the inner wall of the insertion groove 409 is inserted with an insertion plate 410, the lower surface of the insertion plate 410 is fixedly connected with a plurality of top blocks 411, the top blocks 411 are silica gel blocks, the positions of the top blocks 411 correspond to the positions of the inner wall of the mold base frame 7, the inner wall of the fixing frame 401 is sleeved with a coil spring 403 at both ends, the two ends of the coil spring 403 are fixedly connected with the fixing frame 401 and the positioning plate 402 respectively, the surface of one end of the moving rod 405 is rotationally connected with a pull ring 406, the section of the pull ring 406 is vertical, the surface of the positioning plate 402 corresponding to the position of the insertion plate 410 is slidably penetrated by a rotating shaft 408, the bottom end of the rotating shaft 408 is threadedly connected with the surface of the insertion plate 410;

[0032] In the embodiment of the utility model, please refer to Figure 4 The auxiliary mechanism 5 comprises a limiting frame 55 and a collecting frame 51, the inner wall of the limiting frame 55 is inserted with the bottom end surface of the punching material frame 8, the bottom end of the collecting frame 51 is rotationally connected with a plurality of rollers 52 around the four corners, the surface of one side of the collecting frame 51 is rotationally connected with a turnover frame 54, the surface of both sides of the limiting frame 55 is fixedly connected with a connecting plate 56, the side walls of both ends of the collecting frame 51 are fixedly connected with a supporting rod 57, the circular surface of the supporting rod 57 is slidably penetrated with the surface of the connecting plate 56, the circular surface of the supporting rod 57 is sleeved with a pull spring 58, the two ends of the pull spring 58 are fixedly connected with the supporting rod 57 and the connecting plate 56 respectively, the circular surface of the roller 52 is fixedly connected with a protective sleeve 53, the protective sleeve 53 is a rubber sleeve, the upper end section of the limiting frame 55 is flared, the section size of the limiting frame 55 is matched with the bottom end section size of the punching material frame 8;

[0033] The working principle of the automatic punching of the sealing strip is as follows: in the process of punching the sealing strip, the sealing strip needs to be placed in the mold base frame 7 on the surface of the operation table 1, and then the punching die set 6 on the upper end of the mounting frame 2 drives the surface of the sealing strip to perform the punching operation; at this time, the position of the sealing strip can be effectively fixed by the positioning mechanism 4 to avoid the position deviation; after the sealing strip is placed in the mold base frame 7, the positioning plate 402 at both ends of the mold base frame 7 is turned over, the positioning plate 402 is rotated by the fixed frame 401, the other end of the positioning plate 402 is inserted with the movable rod 405 on the surface of the connecting plate 404, and the movable rod 405 is fixed by the stretching force of the spring 407 on the surface of the movable rod 405, so that the movable rod 405 and the positioning plate 402 are prevented from falling off; in this process, the slot 409 on the surface of the positioning plate 402 is inserted with the plug plate 410, the top block 411 on the lower surface of the plug plate 410 abuts against and fixes the two ends of the sealing strip, so that the position of the sealing strip cannot deviate; then the punching operation is performed by the punching die set 6; the waste after punching will slide from the punching material frame 8 to the collecting frame 51; in order to facilitate the collection of the waste, the collecting frame 51 is moved to the position of the punching material frame 8 through the pulley; then the limiting frame 55 is pulled, the two ends of the limiting frame 55 slide by the connecting plate 56 and the supporting rod 57, and are extruded by the extrusion force of the tension spring 58, so that the limiting frame 55 is inserted and fixed with the bottom end of the punching material frame 8, and the position of the entire collecting frame 51 is fixed and cannot move.

[0034] The circuit and the control involved in the utility model are prior art, and too much description is not made herein.

[0035] The above is only an embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structure or equivalent process conversion by using the contents of the utility model specification and drawings, or direct or indirect application in other related technical fields, is also included in the patent protection range of the utility model.

Claims

1. An automated punching system for sealing strips, characterized in that, include: An operating table (1) is provided. A mounting bracket (2) is fixedly connected to the upper surface of the operating table (1). A cylinder (3) is provided on the upper surface of the mounting bracket (2). A punching module (6) is fixedly connected to the output end of the cylinder (3). A mold base frame (7) is fixedly connected to the surface of the operating table (1) at the position corresponding to the punching module (6). A punching material frame (8) is fixedly connected to the lower surface of the operating table (1) at the position corresponding to the mold base frame (7). A positioning mechanism (4) is provided at both ends of the surface of the operating table (1) corresponding to the mold base frame (7). The positioning mechanism (4) includes a fixing frame (401). A positioning plate (402) is rotatably connected to the inner wall of the fixing frame (401). One end of the surface of the operating table (1) corresponding to the positioning plate (402) is fixedly connected to the positioning plate (402). A connecting plate (404) is fixedly connected, and a moving rod (405) slides through the surface of the connecting plate (404). A spring (407) is sleeved on the arc surface of the moving rod (405). The two ends of the spring (407) are fixedly connected to the moving rod (405) and the connecting plate (404) respectively. One end of the moving rod (405) is inserted into the inner wall of the positioning plate (402). Two slots (409) are opened on the lower surface of the positioning plate (402). An insert plate (410) is inserted into the inner wall of the slot (409). Several top blocks (411) are fixedly connected to the lower surface of the insert plate (410). The top blocks (411) are silicone blocks. The position of the top blocks (411) corresponds to the position of the inner wall of the mold base frame (7).

2. The automated punching method for sealing strips according to claim 1, characterized in that, Both ends of the inner wall of the fixing frame (401) are fitted with coil springs (403), and the two ends of the coil springs (403) are fixedly connected to the fixing frame (401) and the positioning plate (402) respectively.

3. The automated punching method for sealing strips according to claim 1, characterized in that, One end of the movable rod (405) is rotatably connected to a pull ring (406), and the cross-section of the pull ring (406) is vertical.

4. The automated punching method for sealing strips according to claim 1, characterized in that, The positioning plate (402) has a rotating shaft (408) that slides through it at the position corresponding to the insertion plate (410). The bottom end of the rotating shaft (408) is threadedly connected to the surface of the insertion plate (410).

5. The automated punching method for sealing strips according to claim 1, characterized in that, The bottom surface of the punched material frame (8) is provided with an auxiliary mechanism (5). The auxiliary mechanism (5) includes a limiting frame (55) and a collecting frame (51). The inner wall of the limiting frame (55) is inserted into the bottom surface of the punched material frame (8). Rollers (52) are rotatably connected to the four corners of the bottom end of the collecting frame (51). A flipping frame (54) is rotatably connected to one side surface of the collecting frame (51). A connecting plate (56) is fixedly connected to both sides of the limiting frame (55). A support rod (57) is fixedly connected to both side walls of the collecting frame (51). The arc surface of the support rod (57) slides through the surface of the connecting plate (56). A tension spring (58) is sleeved on the arc surface of the support rod (57). The two ends of the tension spring (58) are fixedly connected to the support rod (57) and the connecting plate (56) respectively.

6. The automated punching method for sealing strips according to claim 5, characterized in that, The roller (52) has a protective sleeve (53) fixedly connected to its arc surface. The protective sleeve (53) is a rubber sleeve.

7. The automated punching method for sealing strips according to claim 5, characterized in that, The upper section of the limiting frame (55) is flared, and the cross-sectional dimensions of the limiting frame (55) are adapted to the bottom cross-sectional dimensions of the perforated material frame (8).

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