Pressing machine for processing road sign board

Abstract

The utility model relates to a pressing machine for road sign board machining, which comprises a workbench and a support arranged on the workbench in a lifting manner, the support is rotatably connected with a plurality of pressing rollers, and the support is provided with a driving assembly used for driving the pressing rollers to rotate at the same time; the two sides of the support are fixedly connected with sliding blocks, the workbench is rotationally connected with a reciprocating lead screw, the workbench is fixedly connected with a lifting motor driving the reciprocating lead screw to rotate, the reciprocating lead screw is in spiral fit with one sliding block, and the workbench is provided with a limiting piece used for limiting rotation of the other sliding block. The device has the effect of adjusting the position of the compression roller, and the compression roller is convenient to mount and dismount.

Description

Technical Field

[0001] The present application relates to the technical field of road sign plate processing technology, and in particular to a press for road sign plate processing. Background Art

[0002] At present, road sign boards 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 and indicate driving directions to ensure smooth roads and safe driving. They are suitable for highways, urban roads and all special roads.

[0003] In the related technology, a Chinese patent with publication number CN208408089U proposes a press for processing road sign plates, including a convex slide, both sides of the upper end surface of the convex slide are provided with a hollow protective cavity, an L-shaped fixing plate is provided inside the hollow protective cavity, and a plurality of fastening springs are provided between the hollow protective cavity and the L-shaped fixing plate, and a plurality of pressing rollers are provided between the two L-shaped fixing plates, and the movement of the road sign blank plate on the convex slide is realized by the continuous rotation of the plurality of pressing rollers. In this process, the flatness of the blank plate is achieved by the tight pressure simultaneously applied to the blank plate by the plurality of pressing rollers, the plate body of the L-shaped fixing plate is insertedly connected to the cavity body of the hollow protective cavity, and the bottom end surface of the plate body of the L-shaped fixing plate is fixedly connected to the bottom cavity inside the hollow protective cavity by the fastening spring, in this way, the elastic movement of the L-shaped fixing plate in the hollow protective cavity is realized, thereby realizing the adjustable movement of the plurality of pressing rollers up and down.

[0004] The above-mentioned related technologies have the following defects: the L-shaped fixing plate moves elastically in the hollow protective cavity. During the actual flattening process, if the thickness of the road sign blank changes, the L-shaped fixing plate moves in the hollow protective cavity and cannot achieve the effect of flattening the road sign blank. Utility Model Content

[0005] In order to improve the problem that the pressing roller cannot flatten materials of different specifications and sizes, the present application provides a press for processing road sign plates.

[0006] The present application provides a road sign plate processing press adopting the following technical solution:

[0007] A road sign plate processing press comprises a workbench and a bracket which is lifted and lowered on the workbench, the bracket is rotatably connected to a plurality of pressing rollers, and the bracket is provided with a driving assembly for driving the plurality of pressing rollers to rotate simultaneously;

[0008] Slide blocks are fixedly connected on both sides of the bracket, and the workbench is rotatably connected to a reciprocating screw rod. The workbench is fixedly connected to a lifting motor that drives the reciprocating screw rod to rotate. The reciprocating screw rod is spirally matched with one of the slide blocks, and the workbench is provided with a limiting member for limiting the rotation of the other slide block.

[0009] Furthermore, the limiting member is configured as a sliding rod, the sliding rod is fixedly connected to the workbench, the corresponding sliding block is sleeved outside the sliding rod, and the sliding rod is spirally matched with the reciprocating screw.

[0010] Furthermore, a pointer is fixedly connected to the outer wall of any one of the sliders, a ruler is fixedly connected to the workbench, the pointer is coplanar with a horizontal plane tangent to the pressure roller, and the tip of the pointer is aligned with the scale of the ruler.

[0011] Furthermore, the driving assembly includes a plurality of synchronous wheels, a synchronous belt and a driving motor, the output end of the driving motor is coaxially fixed with any one of the synchronous wheels, the synchronous belt is sleeved outside the plurality of synchronous wheels, and the driving motor is mounted on the bracket.

[0012] Furthermore, the bracket is rotatably connected to a plurality of rotating rods, one of which is coaxially fixed with the synchronous wheel, and the rotating rod is provided with a fixing hole, both ends of the pressure roller are fixedly connected to fixing rods, and the fixing rods are inserted into the fixing holes, and the distance between the two ends of the fixing rods is greater than the distance between the two openings of the fixing holes, and the distance between the two ends of the fixing rods is less than the distance between the inner walls of the two ends of the fixing holes, and a locking assembly is provided between the rotating rod and the fixing rod.

[0013] Furthermore, the locking assembly includes a plug-in rod and a fastener, the rotating rod is provided with a through hole connected to the fixing hole, the plug-in rod is provided with a plug-in hole for plugging the plug-in rod, and the fastener is used to fix the plug-in rod on the rotating rod.

[0014] Furthermore, the fastener is configured as a nut, the nut is fixedly connected to the rotating rod, the plug-in rod is provided with threads, and the position where the plug-in rod is provided with threads is threadedly connected to the nut.

[0015] To sum up, the beneficial technical effects of the present application are as follows: the fixing rod is inserted into the fixing hole, one fixing rod is inserted into the fixing hole until the other fixing rod is inserted into the fixing hole, the through hole is connected with the plug-in hole, the plug-in rod is inserted into the plug-in hole, and the plug-in rod is threadedly connected to the nut to achieve the fixing effect of the pressure roller; the reciprocating screw is driven to rotate by the lifting motor, and under the restriction of the sliding rod, the slider moves along the length direction of the sliding rod, and the slider drives the bracket to move along the vertical direction, and the position of the pressure roller movement is read using the pointer and the scale of the ruler. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of an embodiment of the present application.

[0017] Figure 2 It is a schematic diagram of the synchronous wheel, synchronous belt and driving motor in the embodiment of the present application.

[0018] Figure numerals: 1. workbench; 2. bracket; 3. pressure roller; 4. slider; 5. reciprocating screw; 6. lifting motor; 7. slide bar; 8. pointer; 9. ruler; 10. synchronous wheel; 11. synchronous belt; 12. driving motor; 13. rotating rod; 14. fixing hole; 15. fixing rod; 16. plug-in rod; 17. nut; 18. through hole; 19. plug-in hole. DETAILED DESCRIPTION

[0019] The technical solution of the present application will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present application.

[0020] The present application embodiment discloses a press for processing road sign plates. Figure 1 and Figure 2 A road sign plate processing press comprises a workbench 1 and a bracket 2 which is lifted and arranged on the workbench 1, the bracket 2 is rotatably connected with a plurality of pressure rollers 3, the bracket 2 is provided with a driving assembly for driving the plurality of pressure rollers 3 to rotate simultaneously, the driving assembly comprises a plurality of synchronous wheels 10, a synchronous belt 11 and a driving motor 12, the output end of the driving motor 12 is coaxially fixed with any synchronous wheel 10, the synchronous belt 11 is sleeved outside the plurality of synchronous wheels 10, the driving motor 12 is installed on the bracket 2, and the plurality of pressure rollers 3 are distributed at equal intervals along the length direction of the bracket 2. In this embodiment, the driving motor 12 is coaxially fixed with the synchronous wheel 10 close to the end, and when the driving motor 12 drives one synchronous wheel 10 to rotate, under the action of the friction between the synchronous belt 11 and the synchronous wheel 10, the synchronous wheel 10 is driven to rotate, thereby achieving the effect of driving other pressure rollers 3.

[0021] Slide blocks 4 are fixedly connected to both sides of the bracket 2, and a reciprocating screw rod 5 is rotatably connected to the workbench 1. The workbench 1 is fixedly connected to a lifting motor 6 that drives the reciprocating screw rod 5 to rotate. The reciprocating screw rod 5 is spirally matched with one of the slide blocks 4, and the workbench 1 is provided with a limiting member for limiting the rotation of the other slide block 4. The reciprocating screw rod 5 is vertically arranged, and the output end of the lifting motor 6 is fixedly connected to the end of the reciprocating screw rod 5. The limiting member is set as a slide rod 7, and the slide rod 7 is fixedly connected to the workbench 1. The corresponding slide block 4 is sleeved outside the slide rod 7, and the slide rod 7 is spirally matched with the reciprocating screw rod 5. When the lifting motor 6 controls the reciprocating screw rod 5 to rotate, under the limiting action of the slide rod 7, the rotation of the slide block 4 is limited, and the slide block 4 slides along the length direction of the slide rod 7. The slide block 4 drives the bracket 2 to move in the vertical direction, thereby realizing the effect of adjusting the vertical position of the bracket 2.

[0022] A pointer 8 is fixedly connected to the outer wall of any slider 4, and a scale 9 is fixedly connected to the workbench 1. The horizontal plane tangent to the pointer 8 and the pressure roller 3 is coplanar. The tip of the pointer 8 is aligned with the scale of the scale 9. When the bracket 2 is moving, the pointer 8 moves with the slider 4. The position of the bracket 2 can be read using the scale value on the scale 9, which can better adapt to materials of different thicknesses.

[0023] Reference Figure 1 and Figure 2 The bracket 2 is rotatably connected with a plurality of rotating rods 13, and the plurality of rotating rods 13 are divided into two groups and the two groups of rotating rods 13 are respectively located on both sides of the bracket 2, wherein one rotating rod 13 is coaxially fixed with the synchronous wheel 10, and the rotating rod 13 is provided with a fixing hole 14, and both ends of the pressure roller 3 are fixedly connected with fixing rods 15, and the fixing rods 15 are inserted into the fixing holes 14, and the distance between the ends of the two fixing rods 15 is greater than the distance between the openings of the two fixing holes 14, and the distance between the ends of the two fixing rods 15 is less than the distance between the inner walls of the ends of the two fixing holes 14; when installing the pressure roller 3, one fixing rod 15 is inserted into the fixing hole 14 until the other fixing rod 15 moves to the opening of the other fixing hole 14, and at this time, the fixing rod 15 is also placed in the fixing hole 14 to ensure that the two fixing rods 15 are respectively located in the two fixing holes 14.

[0024] A locking assembly is provided between the rotating rod 13 and the fixed rod 15, and the locking assembly includes a plug-in rod 16 and a fastener. The rotating rod 13 is provided with a through hole 18 connected to the fixing hole 14, and the plug-in rod 16 is provided with a plug-in hole 19 for plugging the plug-in rod 16. The fastener is used to fix the plug-in rod 16 on the rotating rod 13. When the two fixing rods 15 are plugged into the fixing hole 14, the plug-in hole 19 is connected with the through hole 18, and the plug-in rod 16 is plugged into the plug-in hole 19 after passing through the through hole 18; the fastener is provided as a nut 17, and the nut 17 is fixedly connected to the rotating rod 13. The nut 17 is coaxially arranged with the through hole 18, and the plug-in rod 16 is provided with a thread. The position where the plug-in rod 16 is provided with a thread is threadedly connected to the nut 17, and the plug-in rod 16 is plugged into the plug-in hole 19. At this time, the plug-in rod 16 is threadedly connected to the nut 17 to achieve a fixing effect on the plug-in rod 16.

[0025] The implementation principle of a road sign plate processing press according to an embodiment of the present application is as follows: the fixing rod 15 is inserted into the fixing hole 14, one fixing rod 15 is inserted into the fixing hole 14 until the other fixing rod 15 is inserted into the fixing hole 14, the through hole 18 is connected with the plug-in hole 19, the plug-in rod 16 is inserted into the plug-in hole 19, and the plug-in rod 16 is threadedly connected with the nut 17 to achieve the fixing effect of the pressure roller 3; the reciprocating screw 5 is driven to rotate by the lifting motor 6, and under the limiting action of the slide bar 7, the slider 4 moves along the length direction of the slide bar 7, and the slider 4 drives the bracket 2 to move along the vertical direction, and the position of the pressure roller 3 is read by the pointer 8 and the scale of the ruler 9.

[0026] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A press for processing road sign plates, characterized in that: It comprises a workbench (1) and a bracket (2) which is lifted and arranged on the workbench (1), the bracket (2) being rotatably connected to a plurality of pressing rollers (3), and the bracket (2) being provided with a driving component for driving the plurality of pressing rollers (3) to rotate simultaneously; Slide blocks (4) are fixedly connected to both sides of the bracket (2); the workbench (1) is rotatably connected to a reciprocating screw rod (5); the workbench (1) is fixedly connected to a lifting motor (6) for driving the reciprocating screw rod (5) to rotate; the reciprocating screw rod (5) is screw-matched with one of the slide blocks (4); and the workbench (1) is provided with a limiting member for limiting the rotation of another slide block (4).

2. A road sign plate processing press according to claim 1, characterized in that: The limiting member is configured as a sliding rod (7), the sliding rod (7) is fixedly connected to the workbench (1), the corresponding sliding block (4) is sleeved outside the sliding rod (7), and the sliding rod (7) is spirally matched with the reciprocating screw rod (5).

3. A road sign plate processing press according to claim 2, characterized in that: A pointer (8) is fixedly connected to the outer wall of any one of the sliders (4), and a scale (9) is fixedly connected to the workbench (1). The pointer (8) and the horizontal plane tangent to the pressure roller (3) are coplanar, and the tip of the pointer (8) is aligned with the scale of the scale (9).

4. A road sign plate processing press according to claim 3, characterized in that: The driving assembly comprises a plurality of synchronous wheels (10), a synchronous belt (11) and a driving motor (12); the output end of the driving motor (12) is coaxially fixed to any one of the synchronous wheels (10); the synchronous belt (11) is sleeved outside the plurality of synchronous wheels (10); and the driving motor (12) is mounted on the bracket (2).

5. A road sign plate processing press according to claim 4, characterized in that: The bracket (2) is rotatably connected to a plurality of rotating rods (13), one of the rotating rods (13) is coaxially fixed with the synchronous wheel (10), the rotating rod (13) is provided with a fixing hole (14), both ends of the pressure roller (3) are fixedly connected to fixing rods (15), the fixing rods (15) are inserted into the fixing holes (14), the distance between the ends of the two fixing rods (15) is greater than the distance between the openings of the two fixing holes (14), the distance between the ends of the two fixing rods (15) is less than the distance between the inner walls of the ends of the two fixing holes (14), and a locking assembly is provided between the rotating rod (13) and the fixing rod (15).

6. A road sign plate processing press according to claim 5, characterized in that: The locking assembly comprises a plug-in rod (16) and a fastener, the rotating rod (13) is provided with a through hole (18) communicating with the fixing hole (14), the plug-in rod (16) is provided with a plug-in hole (19) for plugging the plug-in rod (16), and the fastener is used to fix the plug-in rod (16) on the rotating rod (13).

7. A road sign plate processing press according to claim 6, characterized in that: The fastener is configured as a nut (17), the nut (17) is fixedly connected to the rotating rod (13), the plug-in rod (16) is provided with threads, and the position where the plug-in rod (16) is provided with threads is threadedly connected to the nut (17).

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