Half-shearing die for road sign

Abstract

The utility model relates to the technical field of road sign processing, in particular to a road sign semi-shearing die. Comprising a base, a plurality of supporting columns which are symmetrically arranged are fixedly connected to the upper end face of the base, the ends, away from the base, of the supporting columns are jointly and fixedly connected with a top seat, a hydraulic cylinder is arranged on the upper end face of the top seat, a hydraulic column is arranged on the hydraulic cylinder, and a semi-shearing assembly is arranged between the hydraulic column and the base. Four limiting assemblies which are symmetrically arranged are arranged on the upper end face of the base, each limiting assembly comprises a limiting base fixedly connected to the base, a limiting groove is formed in the upper end face of each limiting base, and a limiting block is slidably connected into each limiting groove. The road sign semi-shearing device can efficiently complete semi-shearing treatment work of road signs of different specifications, and the working efficiency of workers is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of highway sign processing, in particular to a highway sign half-shearing die. Background Art

[0002] Highway signs, also known as road traffic signs, are graphic symbols that display traffic regulations and road information. They can express traffic regulations in a vivid, specific and concise manner, and at the same time express content that is difficult to describe in words. They are used to manage traffic, indicate driving directions, and ensure smooth roads and safe driving. In the processing of highway signs, corresponding shearing, punching and other processing work is required.

[0003] However, when the existing equipment process is used for shearing and punching, a large amount of chips will be generated, and a large amount of burrs will be generated on the shearing edge. Chinese patent application CN207915643U was announced on January 29, 2018. A semi-shearing mold for signs is disclosed. The semi-shearing method is used to process highway signs, which can effectively solve the problems of excessive chips and burrs. However, in the existing patented process, when mass-producing highway signs, it is not convenient to accurately and quickly position and place highway signs. Therefore, when mass-producing highway signs of different specifications, there will be a problem of low operating efficiency. Utility Model Content

[0004] In view of the deficiencies in the above-mentioned prior art, the purpose of the utility model is to provide a half-shear mold for a highway sign. When the half-shear assembly is controlled by a hydraulic cylinder to perform half-shear work, the edge of the highway sign can be limited by means of a limit frame in a plurality of limit assemblies, so that the highway sign can be placed quickly and accurately, which greatly improves the processing efficiency. At the same time, the position adjustment of the limit frame allows the staff to process highway signs of different specifications, and the setting of structures such as lifting equipment allows the placed highway signs to be conveniently taken out, further improving the operating efficiency of the staff.

[0005] The utility model is realized by adopting the following technical solutions:

[0006] The highway sign semi-shear mold comprises a base, a plurality of support columns symmetrically arranged are fixedly connected to the upper end surface of the base, a plurality of support columns are commonly fixedly connected to a top seat at one end away from the base, a hydraulic cylinder is provided on the upper end surface of the top seat, a hydraulic column is provided on the hydraulic cylinder, a semi-shear assembly is provided between the hydraulic column and the base, four limit assemblies symmetrically arranged are provided on the upper end surface of the base, the limit assembly comprises a limit seat fixedly connected to the base, a limit groove is provided on the upper end surface of the limit seat, a limit block is slidably connected in the limit groove, a limit frame is fixedly connected to the limit block, the limit frame is L-shaped, a threaded rod is threaded through the limit block, one end of the threaded rod is rotatably connected in the limit groove, and the other end of the threaded rod passes through the limit seat, and an auxiliary structure is also provided on the base.

[0007] Preferably, the auxiliary structure includes a plurality of feet fixedly connected to the lower end surface of the base, and the ends of the plurality of feet away from the base are commonly fixedly connected to the base, a lifting device is provided on the base, a lifting shaft is provided on the lifting device, a lifting frame is fixedly connected to the lifting shaft, a plurality of lifting members are fixedly connected to the lifting frame, the plurality of lifting members all pass through the base, and a top plate is provided on the upper end surface of the plurality of lifting members.

[0008] Preferably, a plurality of the lifting members are provided with protective grooves on their upper end surfaces, a plurality of the protective grooves are slidably connected with protective blocks, the plurality of protective blocks and the plurality of protective grooves are connected to each other via a plurality of protective springs, and the plurality of protective blocks are fixedly connected to a plurality of top plates.

[0009] Preferably, the plurality of top plates are all made of rubber material.

[0010] Preferably, the upper end surface of the limiting frame is arranged in an inclined shape.

[0011] Preferably, the limiting groove is concave, the limiting block is convex, and the shape of the limiting block matches the limiting groove.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] When the utility model controls the half-shear component to perform the half-shear work through the hydraulic cylinder, the edge of the highway sign can be limited by the limit frames in the multiple limit components, so that the highway sign can be placed quickly and accurately, which greatly improves the processing efficiency. At the same time, the position adjustment of the limit frames allows the staff to process highway signs of different specifications, and the setting of the lifting equipment and other structures makes it convenient to take out the placed highway signs, which further improves the operating efficiency of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a three-dimensional structural schematic diagram of the half-shear mold for highway signs proposed by the utility model;

[0015] Figure 2 This is a front structural cross-sectional view of the half-shear mold for highway signs proposed by the utility model;

[0016] Figure 3 This is a front structural sectional view of the protective groove portion of the half-shear die for a highway sign proposed by the utility model.

[0017] In the figure: 1. base; 2. support column; 3. top seat; 4. limit seat; 5. limit groove; 6. limit block; 7. limit frame; 8. threaded rod; 9. hydraulic cylinder; 10. hydraulic column; 11. semi-shear assembly; 12. foot; 13. base; 14. lifting device; 15. lifting shaft; 16. lifting frame; 17. lifting piece; 18. top plate; 19. protection groove; 20. protection block; 21. protection spring. DETAILED DESCRIPTION

[0018] In order to make the purpose and technical solution of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings.

[0019] like Figure 1 As shown, the road sign half-shear mold includes a base 1, a plurality of support columns 2 symmetrically arranged are fixedly connected to the upper end surface of the base 1, a top seat 3 is fixedly connected to the ends of the plurality of support columns 2 away from the base 1, a hydraulic cylinder 9 is provided on the upper end surface of the top seat 3, a hydraulic column 10 is provided on the hydraulic cylinder 9, and a half-shear assembly 11 is provided between the hydraulic column 10 and the base 1. The half-shear assembly 11 is a device in the prior art, which can complete the half-shear work by lifting the road sign to deform it. Figure 2-3 As shown, four symmetrically arranged limit assemblies are provided on the upper end surface of the base 1, and the limit assembly includes a limit seat 4 fixedly connected to the base 1, and a limit groove 5 is provided on the upper end surface of the limit seat 4, and a limit block 6 is slidably connected in the limit groove 5, the limit groove 5 is concave, and the limit block 6 is convex, and the shape of the limit block 6 matches the limit groove 5, which makes the sliding adjustment work more stable, and a limit frame 7 is fixedly connected to the limit block 6, so that with the help of four limit frames 7, the edges of the highway sign are restricted, so that a large number of highway signs can be placed conveniently and quickly, which greatly improves the work efficiency of the staff, and the limit frame 7 is L-shaped, and the upper end surface of the limit frame 7 is inclined, so that the highway sign can be placed more easily between multiple limit frames 7 with the help of the inclined surface;

[0020] A threaded rod 8 is threaded through the limit block 6, one end of the threaded rod 8 is rotatably connected in the limit groove 5, and the other end of the threaded rod 8 passes through the limit seat 4, so that the position of the limit frame 7 can be effectively adjusted, and then the half-cutting work of different positions of highway signs of different specifications can be completed in cooperation with the half-cutting component 11, which greatly meets the use needs of the staff. An auxiliary structure is also provided on the base 1, which includes a plurality of feet 12 fixedly connected to the lower end surface of the base 1, and one end of the plurality of feet 12 away from the base 1 is fixedly connected to the base 13. A lifting device 14 is provided on the base 13, and a lifting shaft 15 is provided on the lifting device 14. A lifting frame 16 is fixedly connected to the lifting shaft 15, and a plurality of jacking members 17 are fixedly connected to the lifting frame 16. The plurality of jacking members 17 all penetrate the base 1, and a top plate 18 is provided on the upper end surface of the plurality of jacking members 17. The plurality of top plates 18 are made of rubber material, which is relatively soft and can further ensure the safety of the highway sign during the jacking work. The highway sign is relatively large as a whole, and manual handling of the highway sign from the fitted limit frame 7 is prone to problems such as extrusion and deformation. This operation can make the highway sign rise evenly under force, and then break away from the restriction of the limit frame 7, which is convenient for the staff to carry out batch production and processing. A protection groove 19 is provided on the upper end surface of the multiple lifting members 17, and a protection block 20 is slidably connected in the multiple protection grooves 19. The multiple protection blocks 20 and the multiple protection grooves 19 are connected to each other through multiple protection springs 21 respectively. The multiple protection blocks 20 are fixedly connected to the multiple top plates 18 respectively, so that the elastic force and deformation ability of the protection springs 21 can be used to avoid damage to the highway sign caused by excessive lifting.

[0021] During the use of the utility model, the preliminary adjustment work is first carried out according to the specifications of the highway sign to be processed, that is, the multiple threaded rods 8 are rotated, and then the multiple limit blocks 6 are driven to slide in the multiple limit grooves 5 respectively, so that the four limit frames 7 can be moved to the specified positions respectively, and the four limit frames 7 can smoothly complete the edge restriction work of the highway sign of the specified specifications, so that the highway signs of different specifications can be stably placed. At the same time, with the half-shear component 11 in the fixed position, the highway sign and the half-shear component 11 can complete the positioning and assembly work, and then the shearing work is successfully completed at the specified position of the highway sign, and then the staff can The placement of the highway sign is completed with the help of the inclined surfaces and restrictions of the four limit frames 7, which is very convenient and quick. Then, the hydraulic cylinder 9 controls the hydraulic column 10 to operate the semi-shear component 11 to complete the shearing work. When the shearing work is completed, the lifting device 14 can push the lifting frame 16 up through the lifting shaft 15, and then push the multiple lifting members 17 to rise, so that the multiple top plates 18 can evenly lift different areas of the highway sign, and then the highway sign can smoothly break away from the restrictions of the limit frames 7, and then the staff can easily take away the processed highway sign, and then carry out subsequent work, which further improves the operating efficiency of the staff.

[0022] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A road sign half-shearing mold, comprising a base (1), characterized in that: A plurality of support columns (2) arranged symmetrically with respect to each other are fixedly connected to the upper end surface of the base (1); one end of the plurality of support columns (2) away from the base (1) is commonly fixedly connected to a top seat (3); a hydraulic cylinder (9) is provided on the upper end surface of the top seat (3); a hydraulic column (10) is provided on the hydraulic cylinder (9); a half-shear assembly (11) is provided between the hydraulic column (10) and the base (1); and four limit assemblies arranged symmetrically with respect to each other are provided on the upper end surface of the base (1); the limit assemblies include fixed A limit seat (4) is connected to the base (1), a limit groove (5) is provided on the upper end surface of the limit seat (4), a limit block (6) is slidably connected in the limit groove (5), a limit frame (7) is fixedly connected to the limit block (6), the limit frame (7) is L-shaped, a threaded rod (8) is threadedly penetrated on the limit block (6), one end of the threaded rod (8) is rotatably connected in the limit groove (5), and the other end of the threaded rod (8) penetrates the limit seat (4), and an auxiliary structure is also provided on the base (1).

2. The highway sign half-cut mold according to claim 1, characterized in that: The auxiliary structure comprises a plurality of feet (12) fixedly connected to the lower end surface of the base (1); the ends of the plurality of feet (12) away from the base (1) are fixedly connected to the base (13); a lifting device (14) is provided on the base (13); a lifting shaft (15) is provided on the lifting device (14); a lifting frame (16) is fixedly connected to the lifting shaft (15); a plurality of lifting members (17) are fixedly connected to the lifting frame (16); the plurality of lifting members (17) all penetrate the base (1); and a top plate (18) is provided on the upper end surface of the plurality of lifting members (17).

3. The highway sign half-cut mold according to claim 2, characterized in that: The upper end surfaces of the plurality of lifting members (17) are each provided with a protection groove (19), and the plurality of protection grooves (19) are each slidably connected with a protection block (20). The plurality of protection blocks (20) and the plurality of protection grooves (19) are respectively connected via a plurality of protection springs (21), and the plurality of protection blocks (20) are respectively fixedly connected to the plurality of top plates (18).

4. The highway sign half-cut mold according to claim 2, characterized in that: The plurality of top plates (18) are all made of rubber material.

5. The highway sign half-cut mold according to claim 1, characterized in that: The upper end surface of the limiting frame (7) is arranged in an inclined shape.

6. The highway sign half-cut mold according to claim 1, characterized in that: The limiting groove (5) is concave, the limiting block (6) is convex, and the shape of the limiting block (6) matches the limiting groove (5).

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