A cutting and positioning device for a bridge

Abstract

The utility model relates to the technical field of bridge processing equipment, and discloses a cutting positioning device for a bridge, including a first positioning platform and a second positioning platform, a gap is left between the first positioning platform and the second positioning platform, the top of the first positioning platform is fixedly connected with a bridge placement groove, both sides of the top of the second positioning platform are fixedly connected with slide rails, the inside of the slide rail is slidably connected with a pulley frame, the inside of the pulley frame is rotatably connected with a pulley, the top of the pulley frame is fixedly connected with a positioning plate, one side of the positioning plate is fixedly connected with a positioning bracket, the inside of the positioning bracket is provided with a first positioning notch, and the center of the top of the second positioning platform is fixedly connected with a connecting plate. The utility model has the following advantages and effects: the device can not only fix multiple bridges when cutting at the same time, but also has strong stability, is convenient to operate and easy to use, and has strong practicality.

Description

Technical Field

[0001] The utility model relates to the technical field of bridge frame processing equipment, in particular to a cutting and positioning device for a bridge frame. Background Art

[0002] Cable trays are divided into trough type, tray type, ladder type, grid type and other structures, and are composed of brackets, supports and installation accessories. The cable trays can be erected independently in buildings or attached to various buildings and pipe gallery brackets. They should have the characteristics of simple structure, beautiful appearance, flexible configuration and easy maintenance. All parts must be galvanized.

[0003] In the prior art, Chinese Patent Publication No. CN219093786U discloses an efficient cutting device for a cable tray, comprising a base plate, a cutting table arranged on the base plate, a disc rotatably arranged on the cutting table and used to rotate to a predetermined position when driven by an external force, and a fixing member arranged on the disc and used to fix the disc on the cutting table when the disc rotates to a predetermined position. When it is necessary to cut cable trays of different specifications, an external force drives a pressure plate to rise and fall to a predetermined position to press the cable tray against the disc, and the pressure plate is fixed on a vertical plate by a fixing mechanism, thereby fixing the cable tray on the disc. The applicable cable trays are of various and wide specifications. When it is necessary to cut cable trays of different specifications, cable trays of different specifications can be fixed on the disc, so that cable trays of different specifications can be cut on the same cutting device, and the cutting efficiency is improved, which has a certain degree of high efficiency.

[0004] However, when cutting multiple bridge frames at the same time, the existing cutting positioning devices can generally only position a single bridge frame. When positioning multiple bridge frames, the multiple bridge frames piled together are prone to shaking, thereby reducing the cutting quality. Therefore, how to position multiple bridge frames is an urgent problem that needs to be solved. Utility Model Content

[0005] The utility model aims to provide a cutting and positioning device for a bridge frame, which has the effect of being able to position multiple bridge frames.

[0006] The above-mentioned technical purpose of the utility model is achieved through the following technical solutions: a cutting positioning device for a bridge frame, comprising a first positioning platform and a second positioning platform, a gap is left between the first positioning platform and the second positioning platform, the top of the first positioning platform is fixedly connected with a bridge frame placement groove, both sides of the top of the second positioning platform are fixedly connected with slide rails, the interior of the slide rail is slidably connected with a pulley frame, the interior of the pulley frame is rotatably connected with a pulley, the top of the pulley frame is fixedly connected with a positioning plate, one side of the positioning plate is fixedly connected with a positioning bracket, a first positioning notch is opened inside the positioning bracket, a connecting plate is fixedly connected at the center of the top of the second positioning platform, a screw is threadedly connected to the internal thread of the connecting plate, a bearing is fixedly installed on the back of the positioning plate, the screw is rotatably connected to the inside of the bearing, both sides of the top of the first positioning platform are fixedly connected with a clamping bracket, a cylinder is fixedly installed on the top of the clamping bracket, a push rod is provided at the output end of the cylinder, one end of the push rod is fixedly connected with a clamping plate, and a second positioning notch is opened inside the clamping plate.

[0007] By adopting the above technical solution, when cutting multiple bridge frames at the same time, the staff will place the multiple bridge frames into the bridge frame placement groove, and then extend one end of the bridge frame to the first positioning notch inside the positioning bracket, so that one end of each bridge frame extends to the inside of each first positioning notch, and then the staff will twist the screw rod according to the cutting length, the screw rod is threadedly connected to the connecting plate, and the positioning plate is displaced by the rotation of the screw rod, and the screw rod is rotationally connected to the positioning plate through the bearing, so that the positioning plate will not rotate during the displacement process, and the two sides of the bottom of the positioning plate are supported by the pulley frame and the pulley, and the pulley will slide inside the slide rail to ensure The positioning plate is stable during the displacement process. The displacement of the positioning plate and the positioning bracket can push the bridge to be recovered, and then the length of the bridge cutting can be adjusted. After that, the staff starts the cylinder, so that the cylinder drives the clamping plate to extend and retract through the push rod, and extends the second positioning notch at the bottom of the clamping plate to the middle of each bridge, so that the middle of the bridge can be clamped, and a gap is left between the first positioning platform and the second positioning platform. The cutting teeth extend into the gap, and the bridge above the gap can be cut off. This device can not only fix multiple bridges when cutting at the same time, but also has strong stability, is easy to operate, and has strong practicality.

[0008] The utility model is further configured as follows: angle plates are overlapped on both sides of the bottom of the first positioning platform, and bolts are connected to the internal threads of the angle plates.

[0009] By adopting the above technical solution, the staff will thread the bolts to the inside of the angle plate, and then thread the bolts to the inside of the first positioning platform, so that the angle plate can be fixed to the bottom of the first positioning platform.

[0010] The utility model is further configured as follows: a motor is fixedly mounted on the outer side of the angle plate, a grinding drum is fixedly connected to the output end of the motor, and a grinding layer is fixedly connected to the outside of the grinding drum.

[0011] By adopting the above technical solution, after the bridge frame is cut, the staff starts the motor so that the motor drives the grinding roller and the grinding layer to rotate, and the staff places the bridge frame with irregular ports after cutting on the grinding layer for grinding and polishing.

[0012] The utility model is further configured as follows: a cavity is provided inside the first positioning platform, and a placement plate is slidably connected inside the cavity.

[0013] By adopting the above technical solution, the bridge frame after grinding and polishing is collected by the placement plate, and the placement plate is recovered to the inside of the first positioning table through the cavity, thereby saving floor space.

[0014] The utility model is further configured as follows: a placement groove is provided inside the placement plate, and the number of the placement grooves is several.

[0015] By adopting the above technical solution, a plurality of placement slots are opened inside the placement plate, so that each bridge frame can be stored separately.

[0016] The utility model is further configured as follows: a clamping groove is provided at an outer edge of the second positioning platform, and a horizontal plate is clamped inside the clamping groove.

[0017] By adopting the above technical solution, the horizontal plate is connected to the edge of the outside of the second positioning platform through the card slot, the bottom of the bridge is supported by the horizontal plate, and the horizontal plate is kept level with the bridge placement slot, so that the two ends of the bridge can be kept level during the cutting process.

[0018] The beneficial effects of the utility model are:

[0019] 1. The utility model, through the arrangement between the first positioning platform, the second positioning platform, the bridge frame placement groove, the slide rail, the pulley frame, the pulley, the positioning plate, the positioning bracket, the connecting plate, the screw, the bearing, the clamping bracket, the cylinder, the push rod and the clamping plate, when cutting multiple bridge frames at the same time, the staff will place the multiple bridge frames into the interior of the bridge frame placement groove, and then extend one end of the bridge frame to the first positioning notch inside the positioning bracket, so that one end of each bridge frame extends to the interior of each first positioning notch, and then the staff will twist the screw according to the cutting length, the screw is threadedly connected to the connecting plate, and the positioning plate is displaced by the rotation of the screw, and the screw is rotationally connected to the positioning plate through the bearing, so that the positioning plate will not rotate during the displacement process, and the bottom of the positioning plate The two sides are supported by pulley frames and pulleys, and the pulleys will slide inside the slide rails to ensure the stability of the positioning plate during the displacement process. The bridge frame can be pushed for recovery through the displacement of the positioning plate and the positioning bracket, and then the length of the bridge frame cutting can be adjusted. After that, the staff starts the cylinder, so that the cylinder drives the clamping plate to extend and retract through the push rod, and extends the second positioning notch at the bottom of the clamping plate to the middle of each bridge frame, so that the middle of the bridge frame can be clamped, and a gap is left between the first positioning platform and the second positioning platform, and the cutting teeth extend into the gap, which can cut off the bridge frame above the gap. This device can not only fix multiple bridge frames when cutting at the same time, but also has strong stability, is easy to operate, and has strong practicality.

[0020] 2. The utility model, through the arrangement among the angle plate, bolts, motor, grinding roller, grinding layer and placement plate, the staff will thread the bolts to the inside of the angle plate, and then thread the bolts to the inside of the first positioning table, so as to fix the angle plate to the bottom of the first positioning table. After the bridge frame is cut, the staff will start the motor so that the motor drives the grinding roller and the grinding layer to rotate. The staff will place the bridge frame with irregular ports after cutting on the grinding layer for grinding and polishing. The bridge frame after grinding and polishing will be collected by the placement plate, and the placement plate will be recovered to the inside of the first positioning table through the cavity, saving floor space. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0022] Figure 1 It is a schematic diagram of the structure of the utility model;

[0023] Figure 2This is a schematic diagram of the internal structure of the slide rail of the utility model;

[0024] Figure 3 This is a schematic diagram of the internal structure of the bearing of the utility model;

[0025] Figure 4 This is a schematic diagram of the corner plate structure of the utility model.

[0026] In the figure, 1, first positioning platform; 2, second positioning platform; 3, bridge placement slot; 4, slide rail; 5, pulley frame; 6, pulley; 7, positioning plate; 8, positioning bracket; 9, connecting plate; 10, screw; 11, bearing; 12, clamping bracket; 13, cylinder; 14, push rod; 15, clamping plate; 16, angle plate; 17, bolt; 18, motor; 19, grinding roller; 20, grinding layer; 21, placement plate; 22, placement slot; 23, horizontal plate. DETAILED DESCRIPTION

[0027] The technical solution of the utility model will be described clearly and completely below in conjunction with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] Reference Figure 1-4A cutting positioning device for a bridge frame comprises a first positioning platform 1 and a second positioning platform 2, a gap is left between the first positioning platform 1 and the second positioning platform 2, a bridge frame placement groove 3 is fixedly connected to the top of the first positioning platform 1, both sides of the top of the second positioning platform 2 are fixedly connected to slide rails 4, a pulley frame 5 is slidably connected inside the slide rail 4, a pulley 6 is rotatably connected inside the pulley frame 5, a positioning plate 7 is fixedly connected to the top of the pulley frame 5, a positioning bracket 8 is fixedly connected to one side of the positioning plate 7, a first positioning notch is opened inside the positioning bracket 8, a connecting plate 9 is fixedly connected to the center of the top of the second positioning platform 2, a screw 10 is threadedly connected to the inside of the connecting plate 9, a bearing 11 is fixedly installed on the back of the positioning plate 7, and the screw 10 is rotatably connected to the bearing 1 1, both sides of the top of the first positioning platform 1 are fixedly connected with clamping brackets 12, and a cylinder 13 is fixedly installed on the top of the clamping bracket 12. A push rod 14 is provided at the output end of the cylinder 13, and one end of the push rod 14 is fixedly connected with a clamping plate 15. A second positioning notch is opened inside the clamping plate 15. When cutting multiple bridge frames at the same time, the staff places multiple bridge frames into the inside of the bridge frame placement groove 3, and then extends one end of the bridge frame to the first positioning notch inside the positioning bracket 8, so that one end of each bridge frame extends to the inside of each first positioning notch. Then the staff twists the screw rod 10 according to the cutting length. The screw rod 10 is threadedly connected to the connecting plate 9. The positioning plate 7 is displaced by the rotation of the screw rod 10. The screw rod 10 is driven by the connecting plate 9 to move. The bearing 11 is rotatably connected with the positioning plate 7, so that the positioning plate 7 will not rotate during the displacement process. The two sides of the bottom of the positioning plate 7 are supported by the pulley frame 5 and the pulley 6. The pulley 6 will slide inside the slide rail 4 to ensure the stability of the positioning plate 7 during the displacement process. The displacement of the positioning plate 7 and the positioning bracket 8 can push the bridge frame to be recovered, so that the length of the bridge frame cutting can be adjusted. After that, the staff starts the cylinder 13, so that the cylinder 13 drives the clamping plate 15 to retract and retract through the push rod 14, and extends the second positioning notch at the bottom of the clamping plate 15 to the middle of each bridge frame, so that the middle of the bridge frame can be clamped, and a gap is left between the first positioning platform 1 and the second positioning platform 2, and the cutting teeth extend into the gap, which can The present invention can not only fix multiple bridge frames when cutting at the same time, but also has strong stability, convenient operation, and is easy to use, and has strong practicality. Angle plates 16 are overlapped on both sides of the bottom of the first positioning platform 1, and the internal threads of the angle plates 16 are connected with bolts 17. The staff threadedly connects the bolts 17 to the inside of the angle plates 16, and then threadedly connects the bolts 17 to the inside of the first positioning platform 1, so that the angle plate 16 can be fixed to the bottom of the first positioning platform 1. A motor 18 is fixedly installed on the outside of the angle plate 16, and a grinding roller 19 is fixedly connected to the output end of the motor 18. A grinding layer 20 is fixedly connected to the outside of the grinding roller 19. After the bridge frame is cut, the staff starts the motor 18.The motor 18 drives the grinding roller 19 and the grinding layer 20 to rotate, and the staff places the bridge with irregular ports after cutting on the grinding layer 20 for grinding and polishing. A cavity is provided inside the first positioning platform 1, and a placement plate 21 is slidably connected inside the cavity. The bridge after grinding and polishing is collected by the placement plate 21, and the placement plate 21 is recycled to the inside of the first positioning platform 1 through the cavity, saving floor space. A placement slot 22 is provided inside the placement plate 21, and the number of placement slots 22 is several. The placement plate 21 has multiple placement slots 22 inside, so that each bridge can be stored separately. A card slot is provided at the edge of the outside of the second positioning platform 2, and a horizontal plate 23 is connected inside the card slot. The horizontal plate 23 is connected to the edge of the outside of the second positioning platform 2 through the card slot. The bottom of the bridge is supported by the horizontal plate 23, and the horizontal plate 23 is kept horizontal with the bridge placement slot 3, so that the bridge can ensure that both ends of the bridge are level during the cutting process.

[0029] The present invention provides that when cutting a plurality of bridge frames at the same time, the staff will place a plurality of bridge frames into the bridge frame placement groove 3, and then extend one end of the bridge frame into the first positioning notch inside the positioning bracket 8, so that one end of each bridge frame extends to the inside of each first positioning notch, and then the staff will twist the screw rod 10 according to the cutting length, and the screw rod 10 will be threadedly connected with the connecting plate 9, and the positioning plate 7 will be displaced by the rotation of the screw rod 10, and the screw rod 10 will be rotatably connected with the positioning plate 7 through the bearing 11, so that the positioning plate 7 will not rotate during the displacement process, and the two sides of the bottom of the positioning plate 7 are supported by the pulley frame 5 and the pulley 6, and the pulley 6 will slide inside the slide rail 4 to ensure the stability of the positioning plate 7 during the displacement process, and the displacement of the positioning plate 7 and the positioning bracket 8 can push the bridge frame to be recovered, so as to adjust the length of the bridge frame cutting, and then the staff will start the cylinder 13, so that the cylinder 13 drives the clamping plate 15 to extend and retract through the push rod 14, and the clamping plate 1 5 The second positioning notch at the bottom extends to the middle of each bridge frame, so that the middle of the bridge frame can be clamped, and a gap is left between the first positioning platform 1 and the second positioning platform 2, and the cutting teeth extend into the gap, so that the bridge frame above the gap can be cut off. The device can not only fix multiple bridge frames when cutting at the same time, but also has strong stability, convenient operation and easy to use, and has strong practicality. The staff threadedly connects the bolt 17 to the inside of the angle plate 16, and then threadedly connects the bolt 17 to the inside of the first positioning platform 1, so that the angle plate 16 can be fixed at the bottom of the first positioning platform 1. After the bridge frame is cut, the staff starts the motor 18, so that the motor 18 drives the grinding roller 19 and the grinding layer 20 to rotate. The staff places the bridge frame with an irregular port after cutting on the grinding layer 20 for grinding and polishing. The bridge frame after grinding and polishing is collected by the placement plate 21, and the placement plate 21 is recovered to the inside of the first positioning platform 1 through the cavity, saving floor space.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A cutting and positioning device for a bridge, comprising a first positioning platform (1) and a second positioning platform (2), characterized in that: A gap is left between the first positioning platform (1) and the second positioning platform (2); a bridge frame placement groove (3) is fixedly connected to the top of the first positioning platform (1); slide rails (4) are fixedly connected to both sides of the top of the second positioning platform (2); a pulley frame (5) is slidably connected inside the slide rail (4); a pulley (6) is rotatably connected inside the pulley frame (5); a positioning plate (7) is fixedly connected to the top of the pulley frame (5); a positioning bracket (8) is fixedly connected to one side of the positioning plate (7); a first positioning notch is opened inside the positioning bracket (8); A connecting plate (9) is fixedly connected at the center, and a screw (10) is connected to the internal thread of the connecting plate (9). A bearing (11) is fixedly installed on the back of the positioning plate (7), and the screw (10) is rotatably connected to the inside of the bearing (11). Both sides of the top of the first positioning platform (1) are fixedly connected to clamping brackets (12), and a cylinder (13) is fixedly installed on the top of the clamping bracket (12). A push rod (14) is provided at the output end of the cylinder (13), and one end of the push rod (14) is fixedly connected to a clamping plate (15), and a second positioning notch is opened inside the clamping plate (15).

2. A cutting and positioning device for a bridge according to claim 1, characterized in that: Angle plates (16) are overlapped on both sides of the bottom of the first positioning platform (1), and bolts (17) are connected to the internal threads of the angle plates (16).

3. A cutting and positioning device for a bridge according to claim 2, characterized in that: A motor (18) is fixedly mounted on the outer side of the angle plate (16), a grinding roller (19) is fixedly connected to the output end of the motor (18), and a grinding layer (20) is fixedly connected to the outside of the grinding roller (19).

4. A cutting and positioning device for a bridge according to claim 1, characterized in that: A cavity is provided inside the first positioning platform (1), and a placement plate (21) is slidably connected inside the cavity.

5. A cutting and positioning device for a bridge according to claim 4, characterized in that: The placement plate (21) is provided with placement grooves (22) inside, and the number of the placement grooves (22) is several.

6. A cutting and positioning device for a bridge according to claim 1, characterized in that: A slot is provided at the outer edge of the second positioning platform (2), and a horizontal plate (23) is clamped inside the slot.

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