Bridge drilling positioning device

Abstract

The utility model belongs to the technical field of bridge drilling and positioning, and particularly relates to a bridge drilling and positioning device which comprises a foot stool, a base is mounted on the foot stool, a fixing table is mounted on the base, a first gear is rotatably mounted in an annular groove, a mounting groove is formed in the fixing table, a worm gear is rotatably mounted on the inner wall of the mounting groove, and a second gear is mounted on the worm gear. A worm is rotatably mounted on the inner wall of the mounting groove and meshed with a worm gear, an adjusting knob is welded to one end of the worm, a clamping assembly is mounted in the fixing table, the worm is driven to rotate by rotating the adjusting knob, the worm pushes the worm gear to rotate, the worm gear pushes a first gear to rotate, and the first gear drives a rotating cylinder to rotate. The rotating cylinder drives the two sets of clamping plates on the rotating cylinder to rotate, the two sets of clamping plates drive the bridge to rotate, after the bridge is turned over by 180 degrees, rapid edge changing of the bridge is achieved, the situation that edge changing is conducted on the bridge through re-clamping and re-fixing is avoided through the structure, the bridge can be turned over for edge changing, and the adjustability of the device is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to bridge drilling positioning technical field, specifically a bridge drilling positioning device. BACKGROUND

[0002] The cable bridge is composed of support, supporting arm and installation accessories, and the bridge in the building can be independently erected or laid on various buildings and pipe gallery support, and the bridge needs to be punched in the side plate during production, so the positioning device is needed for clamping and fixing.

[0003] A positioning device for drilling is disclosed in a Chinese patent with publication number CN216029451U, which includes a base, a positioning assembly, and a drilling assembly. The base is provided with a sliding groove, the positioning assembly is arranged on the upper part of the base, and the drilling assembly is arranged on the upper part of the base. The positioning assembly includes a reversible motor, a rotating column, a lower limit plate, a moving box, a reversible motor, a rotating column, an upper limit plate, a clamping box, a threaded column, a limiting column, and a lower pressing plate. The drilling assembly includes a support frame, a hydraulic pump station, a hydraulic rod, and a drilling machine. The clamping box is symmetrically arranged, and the threaded ends of the rotating column are symmetrically arranged. The utility model belongs to the technical field of drilling positioning, and specifically relates to a positioning device for drilling with the advantages of convenient positioning, time and labor saving, precise positioning, high drilling efficiency, improved income, simple operation, and high practicality.

[0004] The existing positioning device needs to punch two side plates of the bridge during clamping and fixing of the bridge with the drilling device, and the bridge needs to be clamped and fixed again for side changing due to the inability to adjust the bridge, which leads to poor adjustability of the device. Therefore, a bridge drilling positioning device is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] In order to make up for the shortcomings of the prior art and solve the problems in the prior art, the utility model provides a bridge drilling positioning device.

[0006] The utility model discloses a technical scheme that solves its technical problem is adopted: The utility model discloses a kind of bridge drilling positioning device, including foot stool, base is installed on the foot stool, fixed platform is installed on the base, adjusting assembly is installed in the fixed platform, adjusting assembly includes annular groove, annular groove is opened in the fixed platform, first gear is rotatably installed in the annular groove, installation slot is opened in the fixed platform, worm wheel is rotatably installed on the installation slot inner wall, the worm wheel is engaged with first gear, worm is rotatably installed on the installation slot inner wall, the worm is engaged with worm wheel, adjusting knob is welded at one end of the worm, clamping assembly is installed in the fixed platform, clamping assembly includes round hole, round hole is opened in the fixed platform, square slot is opened on the fixed platform, rotating cylinder is rotatably installed on the round hole inner wall, first gear is sleeved on the rotating cylinder outer wall, by rotating adjusting knob, drive worm rotation, worm pushes worm wheel rotation, worm wheel pushes first gear rotation, first gear drives rotating cylinder rotation, rotating cylinder drives the rotation of two sets of clamping plates on it, two sets of clamping plates drive bridge rotation, after bridge is overturned 180 °, the quick side change of bridge is realized, this structure avoids re-clamping fixed side change to bridge, can be overturned and changed side to bridge, beneficial to improve the adjustability of device.

[0007] Preferably, two sets of rod seats are symmetrically installed on the rotating cylinder, threads are opened on the rod seat and the rotating cylinder side wall, a screw rod is penetrated through the rod seat, the screw rod is slidably connected with the rod seat through thread, a first knob is welded at one end of the screw rod, a clamping plate is rotatably connected at the other end of the screw rod, a hydraulic cylinder is installed on the base, a hydraulic rod is installed on the hydraulic cylinder, a supporting plate is installed on the top side of the hydraulic rod, a rod slot is opened on the base, a guide rod is penetrated through the rod slot, the guide rod is fixedly connected with the supporting plate on the top side, the bridge is placed on the supporting plate, two sets of first knobs are rotated respectively, drive the screw rod to rotate on the rod seat, the screw rod moves horizontally while rotating, the screw rod drives the clamping plate to move horizontally, so that the clamping plate is attached to the bridge, the two sets of clamping plates are attached to the bridge, the clamping and fixing of the bridge are realized, which is beneficial to improve the positioning efficiency.

[0008] The utility model has the advantages that:

[0009] 1. The utility model discloses a technical scheme that solves its technical problem is adopted: The utility model discloses a kind of bridge drilling positioning device, including foot stool, base is installed on the foot stool, fixed platform is installed on the base, adjusting assembly is installed in the fixed platform, adjusting assembly includes annular groove, annular groove is opened in the fixed platform, first gear is rotatably installed in the annular groove, installation slot is opened in the fixed platform, worm wheel is rotatably installed on the installation slot inner wall, the worm wheel is engaged with first gear, worm is rotatably installed on the installation slot inner wall, the worm is engaged with worm wheel, adjusting knob is welded at one end of the worm, clamping assembly is installed in the fixed platform, clamping assembly includes round hole, round hole is opened in the fixed platform, square slot is opened on the fixed platform, rotating cylinder is rotatably installed on the round hole inner wall, first gear is sleeved on the rotating cylinder outer wall, by rotating adjusting knob, drive worm rotation, worm pushes worm wheel rotation, worm wheel pushes first gear rotation, first gear drives rotating cylinder rotation, rotating cylinder drives the rotation of two sets of clamping plates on it, two sets of clamping plates drive bridge rotation, after bridge is overturned 180 °, the quick side change of bridge is realized, this structure avoids re-clamping fixed side change to bridge, can be overturned and changed side to bridge, beneficial to improve the adjustability of device.

[0010] 2. The utility model discloses a bridge is placed on the support board, rotates two groups of first knob respectively, drives the rotation of screw rod on the lever seat, and the screw rod moves horizontally while rotating, and the screw rod drives the horizontal movement of the clamping plate, so that the clamping plate is pasted with the bridge, two groups of clamping plates are pasted with the bridge, realize the clamping fixation of bridge, and it is beneficial to improve the positioning efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0011] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, the drawings needed in the embodiment or prior art description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without creative labor.

[0012] Figure 1 It is the first perspective three-dimensional structure schematic diagram;

[0013] Figure 2 It is the three-dimensional structure schematic diagram of adjusting assembly;

[0014] Figure 3 It is the three-dimensional structure schematic diagram of clamping assembly;

[0015] Figure 4 It is the three-dimensional structure schematic diagram of support board.

[0016] In the drawing: 1, foot stand;2, base;3, fixed table;4, annular groove;5, first gear;6, installation groove;7, worm wheel;8, worm;9, adjusting knob;10, round hole;11, square groove;12, rotating cylinder;13, lever seat;14, screw rod;15, first knob;16, clamping plate;17, hydraulic cylinder;18, hydraulic rod;19, support board;20, rod groove;21, guide rod;22, bridge. DETAILED DESCRIPTION

[0017] The technical scheme in the embodiments of the utility model will be clearly and completely described below in combination with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only some embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0018] Please refer to Figures 1-4As shown, a bridge drilling positioning device, including a foot stand 1, a base 2 is installed on the foot stand 1, a fixed table 3 is installed on the base 2, an adjusting assembly is installed in the fixed table 3, the adjusting assembly includes an annular groove 4, the annular groove 4 is provided in the fixed table 3, a first gear 5 is rotatably installed in the annular groove 4, an installation groove 6 is provided in the fixed table 3, a worm wheel 7 is rotatably installed on the inner wall of the installation groove 6, the worm wheel 7 is engaged with the first gear 5, a worm 8 is rotatably installed on the inner wall of the installation groove 6, the worm 8 is engaged with the worm wheel 7, an adjusting knob 9 is welded at one end of the worm 8, a clamping assembly is installed in the fixed table 3, the clamping assembly includes a circular hole 10, the circular hole 10 is provided in the fixed table 3, a square groove 11 is provided on the fixed table 3, a rotating cylinder 12 is rotatably installed on the inner wall of the circular hole 10, the first gear 5 is sleeved on the outer wall of the rotating cylinder 12, two sets of rod seats 13 are symmetrically installed on the rotating cylinder 12, threads are provided on the side walls of the rod seat 13 and the rotating cylinder 12, a screw rod 14 penetrates through the rod seat 13, the screw rod 14 slides through the thread and cooperates with the rod seat 13, a first knob 15 is welded at one end of the screw rod 14, a clamping plate 16 is rotatably connected to the other end of the screw rod 14, a hydraulic cylinder 17 is installed on the base 2, a hydraulic rod 18 is installed on the hydraulic cylinder 17, a supporting plate 19 is installed on the top side of the hydraulic rod 18, a rod groove 20 is provided on the base 2, a guide rod 21 penetrates through the rod groove 20, the guide rod 21 is fixedly connected to the top side of the supporting plate 19, and a bridge 22 is placed on the supporting plate 19; When working, the existing positioning device needs to punch two side plates of the bridge 22 during clamping and fixing the bridge 22 with the drilling device, but the bridge 22 cannot be turned over and adjusted, so the bridge 22 needs to be clamped and fixed again to turn over, which leads to poor adjustability of the device. By placing the bridge 22 on the supporting plate 19 and rotating the two sets of first knobs 15 respectively, the screw rod 14 is driven to rotate on the rod seat 13, the screw rod 14 moves horizontally while rotating, the screw rod 14 drives the clamping plate 16 to move horizontally, the clamping plate 16 is attached to the bridge 22, and the two sets of clamping plates 16 are attached to the bridge 22, so that the bridge 22 is clamped and fixed;

[0019] After one side of the bridge 22 is punched, the hydraulic cylinder 17 operates, the hydraulic rod 18 drives the supporting plate 19 to move vertically downward, and the supporting plate 19 no longer supports the bottom side of the bridge 22;

[0020] After rotating the adjusting knob 9, the worm 8 is driven to rotate, the worm 8 drives the worm gear 7 to rotate, the worm gear 7 drives the first gear 5 to rotate, the first gear 5 drives the rotating cylinder 12 to rotate, the rotating cylinder 12 drives the two groups of clamping plates 16 on it to rotate, the two groups of clamping plates 16 drive the bridge 22 to rotate, and the bridge 22 is turned over, the worm 8 and the worm gear 7 in the structure have self-locking property, after the bridge 22 is turned over by 180°, the bridge 22 is quickly changed side, then the hydraulic rod 18 drives the supporting plate 19 to move vertically upward, and the supporting plate 19 supports the bridge 22 again, the structure avoids re-clamping and fixing to change the side of the bridge 22, can turn over and change the side of the bridge 22, and is favorable to improving the adjustability of the device.

[0021] The working principle is that, in the process that the existing positioning device cooperates with the drilling device to clamp and fix the bridge 22, holes need to be punched in the two side plates of the bridge 22, the bridge 22 cannot be turned over and adjusted, thus the bridge 22 needs to be clamped and fixed again to be turned over, the adjustability of the device is poor, the bridge 22 is placed on the supporting plate 19, two groups of first knobs 15 are rotated respectively, the screw rods 14 are driven to rotate on the rod seats 13, the screw rods 14 are horizontally moved while rotating, the screw rods 14 drive the clamping plates 16 to move horizontally, the clamping plates 16 are attached to the bridge 22, the two groups of clamping plates 16 are attached to the bridge 22, and the bridge 22 is clamped and fixed; after one side of the bridge 22 is punched, the hydraulic cylinder 17 operates, the hydraulic rod 18 drives the supporting plate 19 to move vertically downward, and the supporting plate 19 no longer supports the bottom side of the bridge 22; then the adjusting knob 9 is rotated, the worm 8 is driven to rotate, the worm 8 drives the worm gear 7 to rotate, the worm gear 7 drives the first gear 5 to rotate, the first gear 5 drives the rotating cylinder 12 to rotate, the rotating cylinder 12 drives the two groups of clamping plates 16 on it to rotate, the two groups of clamping plates 16 drive the bridge 22 to rotate, and the bridge 22 is turned over, the worm 8 and the worm gear 7 in the structure have self-locking property, after the bridge 22 is turned over by 180°, the bridge 22 is quickly changed side, then the hydraulic rod 18 drives the supporting plate 19 to move vertically upward, and the supporting plate 19 supports the bridge 22 again, the structure avoids re-clamping and fixing to change the side of the bridge 22, can turn over and change the side of the bridge 22, and is favorable to improving the adjustability of the device.

[0022] The basic principle, main features and advantages of the utility model are shown and described above. The skilled in the art should understand that the utility model is not limited by the above examples, the above examples and the description in the specification are only to illustrate the principle of the utility model, under the premise of not departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements all fall into the scope of the utility model claimed.

Claims

1. A cable tray drilling positioning device, characterized in that: The system includes a tripod (1), a base (2) mounted on the tripod (1), a fixed platform (3) mounted on the base (2), an adjustment assembly installed in the fixed platform (3), the adjustment assembly including an annular groove (4), an annular groove (4) formed in the fixed platform (3), a first gear (5) rotatably mounted in the annular groove (4), an installation groove (6) formed in the fixed platform (3), a worm gear (7) rotatably mounted on the inner wall of the installation groove (6), and the worm gear (7) meshing with the first gear (5). A worm gear (8) is rotatably mounted on the inner wall of the mounting groove (6). The worm gear (8) meshes with a worm wheel (7). An adjustment knob (9) is welded to one end of the worm gear (8). A clamping assembly is installed in the fixed platform (3). The clamping assembly includes a round hole (10). A round hole (10) is opened in the fixed platform (3). A square groove (11) is opened on the fixed platform (3). A rotating cylinder (12) is rotatably mounted on the inner wall of the round hole (10). A first gear (5) is sleeved on the outer wall of the rotating cylinder (12).

2. The cable tray drilling positioning device according to claim 1, characterized in that: Two sets of rod seats (13) are symmetrically installed on the rotating cylinder (12), and the rod seats (13) and the side walls of the rotating cylinder (12) are threaded.

3. The cable tray drilling positioning device according to claim 2, characterized in that: A screw (14) passes through the rod seat (13), and the screw (14) slides with the rod seat (13) through the thread.

4. The cable tray drilling positioning device according to claim 3, characterized in that: The screw (14) has a first knob (15) welded to one end, and a clamp (16) rotatably connected to the other end of the screw (14).

5. The cable tray drilling positioning device according to claim 1, characterized in that: A hydraulic cylinder (17) is installed on the base (2), a hydraulic rod (18) is installed on the hydraulic cylinder (17), and a support plate (19) is installed on the top side of the hydraulic rod (18).

6. The cable tray drilling positioning device according to claim 1, characterized in that: The base (2) has a rod groove (20) with a guide rod (21) passing through it. The top side of the guide rod (21) is fixedly connected to the support plate (19), and a bridge frame (22) is placed on the support plate (19).

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