Sealing strip punching mechanism

Abstract

The utility model provides a sealing strip punching mechanism which comprises a bottom plate, side plates arranged on the two sides of the bottom plate and a top plate connected with the two side plates, a driving unit is arranged on the top plate, a guide plate is arranged on an output shaft of the driving unit, guide rails are arranged on the side plates, and the guide rails are arranged on the side plates. The guide plate can move along the guide rail under the driving of the driving unit; a cutter assembly is movably arranged at the lower end of the guide plate, a positioning groove is formed in the bottom plate, and a guide groove used for containing a sealing strip is formed in the positioning groove. The movable arrangement of the cutter assembly allows the cutter assembly to be replaced according to needs so as to adapt to sealing strips of different specifications or materials; the positioning groove is formed in the bottom plate, the guide groove is embedded into the positioning groove and used for containing the sealing strip, and the shape and the size of the guide groove can be adjusted according to the specification of the sealing strip so as to adapt to the sealing strips of different widths and shapes.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile part processing, in particular to a punching mechanism for a sealing strip. Background Art

[0002] In the automobile industry, a sealing strip is a commonly used part, which is used for doors, windows, engine hoods, etc. to achieve functions such as dust prevention, waterproofing, and sound insulation; in the processing of the sealing strip, punching is one of the key steps, which involves precisely cutting the continuous sealing strip material according to the required length; the traditional punching mechanism for the sealing strip has some obvious limitations, especially in replacing the cutting tool assembly and adjusting the guide groove, and it cannot be flexibly replaced according to the change of the sealing strip specifications, making it difficult to meet the diverse production requirements. Summary of the Utility Model

[0003] In view of the above-mentioned disadvantages of the prior art, the purpose of the present utility model is to provide a punching mechanism for a sealing strip, which is used to solve the problem that it is not convenient to replace the cutting tool assembly and the guide groove according to different specifications of the sealing strip in the prior art.

[0004] To achieve the above purpose and other related purposes, the present utility model provides the following technical solutions:

[0005] A punching mechanism for a sealing strip, comprising a bottom plate, side plates arranged on both sides of the bottom plate, and a top plate connecting the two side plates. A driving unit is provided on the top plate, and a guide plate is provided on the output shaft of the driving unit. Guide rails are provided on the side plates, and the guide plate can move along the guide rails under the drive of the driving unit; a cutting tool assembly is movably provided at the lower end of the guide plate, a positioning groove is opened on the bottom plate, and a guide groove for placing the sealing strip is provided in the positioning groove.

[0006] To implement the above technical solution, the driving unit is installed on the top plate, and generates a driving force through a motor or other power source to drive the guide plate to move along the guide rail, realizing the longitudinal positioning of the cutting tool assembly; the guide plate and the guide rail: the guide plate is fixed on the output shaft of the driving unit and can move along the guide rail on the side plate. The guide rail ensures the linear movement of the guide plate and improves the positioning accuracy of the cutting tool assembly. The cutting tool assembly is movably arranged at the lower end of the guide plate and can move up and down under the drive of the guide plate to complete the cutting action. The movable setting of the cutting tool assembly allows it to be replaced as needed to adapt to sealing strips of different specifications or materials; the positioning groove opened on the bottom plate, the guide groove is embedded in the positioning groove for placing the sealing strip, and the shape and size of the guide groove can be adjusted according to the specifications of the sealing strip to adapt to sealing strips of different widths and shapes.

[0007] In an embodiment of the present utility model, the cutting tool assembly includes a tool holder and a cutting tool body provided at the lower end of the tool holder; positioning holes are provided on both the guide plate and the tool holder, and a positioning pin connecting the tool holder and the guide plate is inserted through the positioning holes.

[0008] To implement the above technical solution, the positioning holes provided on the guide plate and the tool holder are used for inserting the positioning pins, and the positioning pins fix the tool holder on the guide plate to ensure the stability of the cutting tool assembly during the cutting process. At the same time, the design of the positioning pins allows users to easily disassemble and replace the cutting tool assembly to adapt to different specifications of sealing strips or replace worn cutting tools; the replaceability of the cutting tool assembly means that the equipment can adapt to sealing strips of different thicknesses, materials or shapes, expanding the application range of the equipment and meeting diverse production requirements.

[0009] In an embodiment of the present utility model, the positioning groove includes a positioning portion and clamping portions located on both sides of the positioning portion.

[0010] To implement the above technical solution, the positioning portion is located at the center of the positioning groove and is a groove with a specific shape. The clamping portions are provided on both sides of the positioning portion and are used to clamp both sides of the guide groove after it is placed in position, preventing displacement due to external force or vibration during the punching process and affecting the cutting accuracy, and facilitating the replacement of the guide groove according to different specifications of sealing strips.

[0011] In an embodiment of the present utility model, the guide groove includes a clamping block embedded in the clamping portion, a placement groove for placing the sealing strip, extension plates provided at both ends of the placement groove, fastening holes are provided on the extension plates, and fastening pins for screwing the extension plates onto the bottom plate are provided in the fastening holes.

[0012] To implement the above technical solution, the clamping block is embedded in the clamping portion of the positioning groove and forms a tight fit with the clamping portion to fix the position of the guide groove, ensuring that the guide groove can be quickly and accurately positioned when replacing different specifications of sealing strips; the placement groove is the main part of the guide groove and is used to carry and guide the sealing strip, and its width and shape can be designed according to different specifications of sealing strips to ensure the stability of the sealing strip during placement and the accuracy of positioning. Fastening holes are provided on the extension plates provided at both ends of the placement groove, and the extension plates are fixed to the bottom plate through the fastening pins to ensure the stability of the guide groove during the entire punching process and avoid displacement caused by external force or vibration. Through the combined use of the clamping block and the fastening pins, the replacement and adjustment of the guide groove become extremely simple, and different specifications of sealing strips can be quickly adapted without complex tools, improving production flexibility and efficiency.

[0013] In an embodiment of the present utility model, a notch is provided on the output shaft, a fixing plate fixed to the top end of the guide plate is embedded in the notch, and a contact component is provided between the fixing plate and the top plate.

[0014] To implement the above technical solution, the notch on the output shaft cooperates with the fixing plate at the top of the guiding plate to form a stable connection structure, while the abutting component provides additional support and positioning between the fixing plate and the top plate. The tight fit between the fixing plate and the notch ensures the vertical stability of the guiding plate and improves the cutting accuracy.

[0015] In an embodiment of the present utility model, the abutting component includes a lower abutting block provided on the fixing plate and an upper abutting block provided at the lower end of the top plate and corresponding to the lower abutting block.

[0016] To implement the above technical solution, the abutting component absorbs the impact force, reduces the direct impact between the guiding plate and the driving unit, helps to extend the service life of the equipment, and reduces the maintenance cost.

[0017] As described above, the seal strip punching mechanism of the present utility model has the following beneficial effects: The driving unit is installed on the top plate, generates a driving force through a motor or other power source, drives the guiding plate to move along the guide rail, and realizes the longitudinal positioning of the cutter assembly; The guiding plate and the guide rail: The guiding plate is fixed on the output shaft of the driving unit and can move along the guide rail on the side plate. The guide rail ensures the linear movement of the guiding plate and improves the positioning accuracy of the cutter assembly. The cutter assembly is movably arranged at the lower end of the guiding plate and can move up and down under the drive of the guiding plate to complete the cutting action. The movable arrangement of the cutter assembly allows it to be replaced according to needs to adapt to seal strips of different specifications or materials; The positioning groove opened on the bottom plate, the guide groove is embedded in the positioning groove for placing the seal strip, and the shape and size of the guide groove can be adjusted according to the specifications of the seal strip to adapt to seal strips of different widths and shapes. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 Shows a schematic structural view of the present utility model.

[0019] Figure 2 Shows a front view of the present utility model.

[0020] Figure 3 Shows a schematic structural view of the bottom plate.

[0021] Figure 4 Shows a schematic structural view of the guide groove.

[0022] DESCRIPTION OF REFERENCE NUMERALS

[0023] 1. Bottom plate; 2. Side plate, 3. Top plate; 4. Driving unit; 5. Guiding plate; 6. Guide rail; 7. Tool holder; 8. Cutter body; 9. Positioning hole; 10. Positioning part; 11. Clamping part; 12. Clamping block; 13. Placing groove; 14. Extension plate; 15. Fastening hole, 16. Fixing plate; 17. Lower abutting block; 18. Upper abutting block. Detailed Implementation Modes

[0024] The following specific embodiments illustrate the implementation modes of the present utility model. Those skilled in the art can easily understand other advantages and effects of the present utility model from the content disclosed in this specification. It should be noted that, without conflict, the following embodiments and the features in the embodiments can be combined with each other.

[0025] Please refer to Figures 1 to 4 , the present utility model provides a seal strip punching mechanism, which includes a bottom plate 1, side plates 2 arranged on both sides of the bottom plate 1, and a top plate 3 connecting the two side plates 2. A driving unit 4 is provided on the top plate 3. A guide plate 5 is provided on the output shaft of the driving unit 4. Guide rails 6 are provided on the side plates 2. The guide plate 5 can move along the guide rails 6 under the drive of the driving unit 4; a cutter assembly is movably provided at the lower end of the guide plate 5. A positioning groove is formed on the bottom plate 1, and a guide groove for placing the seal strip is provided in the positioning groove.

[0026] The driving unit 4 is installed on the top plate 3, generates a driving force through a motor or other power sources, and drives the guide plate 5 to move along the guide rails 6 to realize the longitudinal positioning of the cutter assembly; the guide plate 5 and the guide rails 6: The guide plate 5 is fixed on the output shaft of the driving unit 4 and can move along the guide rails 6 on the side plates 2. The guide rails 6 ensure the linear movement of the guide plate 5 and improve the positioning accuracy of the cutter assembly. The cutter assembly is movably provided at the lower end of the guide plate 5 and can move up and down under the drive of the guide plate 5 to complete the cutting action. The movable setting of the cutter assembly allows it to be replaced according to needs to adapt to seal strips of different specifications or materials; the positioning groove formed on the bottom plate 1, and the guide groove is embedded in the positioning groove for placing the seal strip. The shape and size of the guide groove can be adjusted according to the specifications of the seal strip to adapt to seal strips of different widths and shapes.

[0027] The cutter assembly includes a tool holder 7 and a cutter body 8 provided at the lower end of the tool holder 7; positioning holes 9 are formed on both the guide plate 5 and the tool holder 7, and a positioning pin connecting the tool holder 7 and the guide plate 5 is inserted through the positioning holes 9.

[0028] The positioning holes 9 formed on the guide plate 5 and the tool holder 7 are used for inserting the positioning pin. The positioning pin fixes the tool holder 7 on the guide plate 5 to ensure the stability of the cutter assembly during the cutting process. At the same time, the design of the positioning pin allows users to easily disassemble and replace the cutter assembly to adapt to seal strips of different specifications or replace the worn cutter; the replaceability of the cutter assembly means that the equipment can adapt to seal strips of different thicknesses, materials or shapes, expands the application range of the equipment, and meets diverse production requirements.

[0029] The positioning groove includes a positioning portion 10 and clamping portions 11 located on both sides of the positioning portion 10. The positioning portion 10 is located at the central position of the positioning groove and is a groove with a specific shape. The clamping portions 11 are arranged on both sides of the positioning portion 10 and are used to clamp both sides of the guide groove after it is placed in place, preventing displacement due to external force or vibration during the punching process, which may affect the cutting accuracy, and facilitating the replacement of the guide groove according to different specifications of the sealing strip.

[0030] The guide groove includes a clamping block 12 embedded in the clamping portion 11, a placement groove 13 for placing the sealing strip, and extension plates 14 provided at both ends of the placement groove 13. A fastening hole 15 is formed in the extension plate 14, and a fastening pin for screwing the extension plate 14 onto the bottom plate 1 is provided in the fastening hole 15.

[0031] The clamping block 12 is embedded in the clamping portion 11 of the positioning groove and forms a tight fit with the clamping portion 11 to fix the position of the guide groove, ensuring that the guide groove can be quickly and accurately positioned when replacing different specifications of the sealing strip. The placement groove 13 is the main part of the guide groove and is used to carry and guide the sealing strip. Its width and shape can be designed according to different specifications of the sealing strip to ensure the stability of the sealing strip during placement and the accuracy of positioning. The extension plates 14 provided at both ends of the placement groove 13 are provided with fastening holes 15, and the extension plates 14 are fixed to the bottom plate 1 through fastening pins, ensuring the stability of the guide groove during the entire punching process and avoiding displacement caused by external force or vibration. Through the combined use of the clamping block 12 and the fastening pins, the replacement and adjustment of the guide groove become extremely simple. Without complex tools, it can quickly adapt to different specifications of the sealing strip, improving production flexibility and efficiency.

[0032] A notch is formed in the output shaft, and a fixing plate 16 fixed to the top end of the guide plate 5 is embedded in the notch. An abutting assembly is provided between the fixing plate 16 and the top plate 3.

[0033] The notch on the output shaft cooperates with the fixing plate 16 at the top end of the guide plate 5 to form a stable connection structure, and the abutting assembly provides additional support and positioning between the fixing plate 16 and the top plate 3. The tight fit between the fixing plate 16 and the notch ensures the vertical stability of the guide plate 5 and improves the cutting accuracy.

[0034] The abutting assembly includes a lower abutting block 17 provided on the fixing plate 16 and an upper abutting block 18 provided at the lower end of the top plate 3 and corresponding to the lower abutting block 17. The abutting assembly absorbs the impact force, reduces the direct impact between the guide plate 5 and the driving unit 4, helps to extend the service life of the equipment, and reduces the maintenance cost.

[0035] The above embodiments only illustrate the principles and effects of the present utility model. All equivalent modifications or changes made by those with ordinary knowledge in the technical field without departing from the spirit and technical ideas disclosed by the present utility model are still covered by the claims of the present utility model.

Claims

1. A sealing strip punching mechanism, comprising a bottom plate (1), side plates (2) arranged on both sides of the bottom plate (1), and a top plate (3) connecting the two side plates (2), characterized in that: The top plate (3) is provided with a driving unit (4), the output shaft of the driving unit (4) is provided with a guide plate (5), the side plate (2) is provided with a guide rail (6), and the guide plate (5) can move along the guide rail (6) under the drive of the driving unit (4); A cutter assembly is movably provided at the lower end of the guide plate (5), a positioning groove is provided on the bottom plate (1), and a guide groove for placing a sealing strip is provided in the positioning groove.

2. The sealing strip punching mechanism according to claim 1, characterized in that: The cutter assembly comprises a cutter seat (7) and a cutter body (8) arranged at the lower end of the cutter seat (7); The guide plate (5) and the knife seat (7) are both provided with positioning holes (9), and a positioning pin connecting the knife seat (7) and the guide plate (5) is passed through the positioning hole (9).

3. The sealing strip punching mechanism according to claim 1, characterized in that: The positioning groove comprises a positioning portion (10) and clamping portions (11) located on both sides of the positioning portion (10).

4. The sealing strip punching mechanism according to claim 3, characterized in that: The guide groove comprises a clamping block (12) embedded in the clamping portion (11), a placement groove (13) for placing a sealing strip, and extension plates (14) arranged at both ends of the placement groove (13), wherein the extension plate (14) is provided with a fastening hole (15), and the fastening hole (15) is provided with a fastening pin for screwing the extension plate (14) onto the bottom plate (1).

5. The sealing strip punching mechanism according to claim 1, characterized in that: The output shaft is provided with a notch, in which a fixing plate (16) fixed to the top of the guide plate (5) is embedded, and an abutment component is provided between the fixing plate (16) and the top plate (3).

6. The sealing strip punching mechanism according to claim 5, characterized in that: The abutment assembly comprises a lower abutment block (17) arranged on the fixing plate (16), and an upper abutment block (18) arranged at the lower end of the top plate (3) and corresponding to the lower abutment block (17).

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