Steel beam tapping device

Abstract

The utility model relates to the technical field of steel beam tapping, in particular to a steel beam tapping device. Comprising a first rectangular frame plate arranged at the top of a steel beam, a second rectangular frame plate is slidably mounted at the top of the first rectangular frame plate, a mounting block is slidably mounted in the second rectangular frame plate, a drill rod sleeve is fixed to the mounting block and penetrates through the mounting block, and a first lead screw rotatably penetrates through the second rectangular frame plate; the first lead screw penetrates through the mounting block in a threaded mode, two sliding grooves are formed in the top of the first rectangular frame plate, first sliding blocks are slidably mounted in the sliding grooves, and the first sliding blocks are fixed to the bottom of the second rectangular frame plate. Through the simple positioning structure, the trepanning position can be accurately positioned conveniently, the problem of hole position deviation caused by the fact that a drill rod is prone to deviation in the trepanning process can be effectively solved, the hole position accuracy is effectively improved, and great convenience is brought to follow-up splicing and combining use of steel beams.

Description

Technical Field

[0001] The utility model relates to the technical field of steel beam hole opening, in particular to a steel beam hole opening device. Background Art

[0002] With the continuous development of economy and the continuous improvement of infrastructure, the market demand for steel beams for construction is increasing. Steel beams often need to be spliced ​​and combined during use. Therefore, it is necessary to use a hole-opening device to assist in opening holes in the steel beams, so as to facilitate the installation of subsequent splicing bolts. The prior art discloses a hole-opening reinforcement device for steel beams with the authorization announcement number CN213573158U, which includes a supporting member, the supporting member includes a lower connecting plate and an upper connecting plate, the lower connecting plate and the upper connecting plate have the same structure, and one side is provided with a folded angle, the upper end of the lower connecting plate is fixedly connected with lower connecting columns on both sides, the lower end of the upper connecting plate is fixedly connected with upper connecting columns on both sides and corresponding to the position of the lower connecting columns, a connecting rod is provided between the lower connecting column and the upper connecting column, one side of the upper end of the lower connecting plate is fixedly connected with a supporting plate, the upper end of the supporting plate is fixedly connected with a supporting tube, a sleeve is provided through the middle of the supporting tube, the sleeve includes a sleeve, a gasket is provided on the middle side wall of the sleeve, and a spring is provided on the side wall of the sleeve and on one side of the gasket. The utility model does not require welding and is easy to install, and a protective structure is provided at the drilling holes of the steel beam.

[0003] However, it was found during use that the existing steel beam hole drilling device is not convenient for accurately locating the position of the hole, and the hole position is prone to offset during the drilling process, which is not conducive to ensuring the accuracy of the hole position and hinders the subsequent splicing and combination of the steel beam. Utility Model Content

[0004] In view of the above problems, the purpose of the utility model is to provide a steel beam hole drilling device, which is convenient for accurately positioning the position of the hole, can effectively avoid the problem of hole position deviation caused by the easy deviation of the drill rod during the hole drilling process, effectively improve the accuracy of the hole position, and bring great convenience to the subsequent splicing and combined use of the steel beam, thereby solving the problems raised in the above-mentioned background technology.

[0005] The cam is an assembly made of a plurality of camshafts, each of which is connected to a pair of camshafts, and the plurality of camshafts are connected to the plurality of camshafts.

[0006] To facilitate quick fixing of the opening device to the beam:

[0007] As a further improvement of the above technical solution: the first rectangular frame plate also includes four clamping blocks arranged in a rectangular array, the clamping blocks are slidably installed on the bottom of the first rectangular frame plate, the clamping blocks are in contact with the corresponding side of the steel beam, two second rectangular through grooves are penetrated through the first rectangular frame plate, a second slider is slidably penetrated in the second rectangular through groove, the second slider is fixed on the top of the corresponding clamping block, two bidirectional screw rods are rotatably penetrated on the first rectangular frame plate, and the bidirectional screw rod threads penetrate the corresponding two second sliders.

[0008] The beneficial effect of this improvement is that by such an arrangement, the hole-opening device can be quickly fixed on the crossbeam, thereby facilitating the subsequent hole-opening operation on the steel beam and preventing the device from slipping during the hole-opening process.

[0009] To prevent the mounting block from falling off the second rectangular frame plate:

[0010] As a further improvement of the above technical solution: a third rectangular through groove is penetrated on both inner walls of the second rectangular frame plate, a limit block is slidably installed in the third rectangular through groove, and the limit block is fixed on one side of the installation block.

[0011] The beneficial effect of this improvement is that by providing the third rectangular through groove and the limiting block, the mounting block can be prevented from being separated from the second rectangular frame plate.

[0012] To facilitate installation of fixed drill pipe sleeve:

[0013] As a further improvement of the above technical solution: a circular hole is passed through the top surface and the bottom surface of the mounting block, and the drill rod sleeve passes through the circular hole.

[0014] The beneficial effect of this improvement is that the circular hole is provided to facilitate installation and fixing of the drill pipe sleeve.

[0015] In order to facilitate the support and limitation of the first screw rod:

[0016] As a further improvement of the above technical solution: a threaded through hole is penetrated between the two side surfaces of the mounting block, the first screw thread penetrates the threaded through hole, first through holes are penetrated on the inner walls on both sides of the second rectangular frame plate, and the first screw rotates through the two first through holes.

[0017] The beneficial effect of this improvement is that by providing the first through hole, it is convenient to support and limit the first screw rod.

[0018] In order to prevent the first slider from falling out of the slide slot:

[0019] As a further improvement of the above technical solution: a limit rod is fixedly installed in the slide groove, and the limit rod slides through the first sliding block.

[0020] The beneficial effect of this improvement is that by providing a limit rod, the first sliding block is prevented from being separated from the sliding groove.

[0021] In order to facilitate the support and limit of the bidirectional screw:

[0022] As a further improvement of the above technical solution: the first rectangular frame plate is penetrated by two second through holes, the second through holes are connected to the corresponding two second rectangular through grooves, and the bidirectional screw rod rotates and penetrates the corresponding second through holes.

[0023] The beneficial effect of this improvement is that by providing the second through hole, it is convenient to support and limit the bidirectional screw rod.

[0024] To prevent the first rectangular frame plate from sliding on the steel beam:

[0025] As a further improvement of the above technical solution: a non-slip rubber pad is fixedly installed on one side of the clamping block, and the non-slip rubber pad is in contact with the steel beam.

[0026] The beneficial effect of this improvement is that by providing an anti-skid rubber pad, the first rectangular frame plate can be prevented from sliding on the steel beam.

[0027] The beneficial effects of the utility model are as follows: through a simple positioning structure, it is convenient to accurately locate the position of the hole, which can effectively avoid the problem of hole position deviation caused by the easy deviation of the drill rod during the hole drilling process, effectively improve the accuracy of the hole position, and bring great convenience to the subsequent splicing and combination use of the steel beam. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1It is a schematic diagram of the first main cross-sectional structure of the utility model;

[0029] Figure 2 It is a second main cross-sectional structural schematic diagram of the utility model;

[0030] Figure 3 It is a schematic diagram of a top view and cross-section structure of a first rectangular frame plate in the utility model;

[0031] Figure 4 It is a schematic diagram of a top view and cross-section structure of the second rectangular frame plate in the utility model;

[0032] Figure 5 For this utility model Figure 1 A schematic diagram of the enlarged structure of part A;

[0033] Figure 6 For this utility model Figure 3 A schematic diagram of the enlarged structure of part B;

[0034] Figure 7 It is a three-dimensional structural schematic diagram of the mounting block in the utility model.

[0035] In the figure: 1, steel beam; 2, first rectangular frame plate; 3, second rectangular frame plate; 4, mounting block; 5, drill pipe sleeve; 6, first screw rod; 7, slide groove; 8, first slider; 9, second screw rod; 10, first rectangular through groove; 11, rack; 12, gear block; 13, clamping block; 14, second rectangular through groove; 15, second slider; 16, bidirectional screw rod. DETAILED DESCRIPTION

[0036] In order to enable those skilled in the art to better understand the technical solution of the utility model, the utility model is described in detail below in conjunction with the accompanying drawings. The description in this part is only exemplary and explanatory and should not have any limiting effect on the protection scope of the utility model.

[0037] like Figure 1-7As shown, a steel beam hole opening device comprises a first rectangular frame plate 2 arranged on the top of the steel beam 1, a second rectangular frame plate 3 is slidably installed on the top of the first rectangular frame plate 2, a mounting block 4 is slidably installed in the second rectangular frame plate 3, a drill rod sleeve 5 is fixed on and penetrated by the mounting block 4, a first screw rod 6 is rotatably penetrated on the second rectangular frame plate 3, the first screw rod 6 threadedly penetrates the mounting block 4, two sliding grooves 7 are provided on the top of the first rectangular frame plate 2, a first slider 8 is slidably installed in the sliding groove 7, the first slider 8 is fixed to the bottom of the second rectangular frame plate 3, a first rectangular through groove 10 is penetrated on the inner wall of the two sliding grooves 7 away from each other, a second screw rod 9 is rotatably installed on one side of the first slider 8, and the second The screw rod 9 slides through the corresponding first rectangular through groove 10, and two racks 11 are fixedly installed on both sides of the first rectangular frame plate 2. A tooth block 12 is threadedly sleeved on the second screw rod 9, and the tooth block 12 is meshed with the corresponding two racks 11. Through a simple positioning structure, it is convenient to accurately position the position of the hole, which can effectively avoid the problem of hole position deviation caused by the easy deviation of the drill rod during the hole drilling process, effectively improve the accuracy of the hole position, and bring great convenience to the subsequent splicing and combination of steel beams. The first rectangular frame plate 2 also includes four clamping blocks 13 arranged in a rectangular array, and the clamping blocks 13 are slidably installed at the bottom of the first rectangular frame plate 2. The clamping blocks 13 are in contact with the corresponding side of the steel beam 1, and the first rectangular frame plate 2 There are two second rectangular through grooves 14, and a second slider 15 is slidably penetrated in the second rectangular through grooves 14. The second slider 15 is fixed to the top of the corresponding clamping block 13. Two bidirectional screw rods 16 are rotatably penetrated on the first rectangular frame plate 2. The bidirectional screw rods 16 threadedly penetrate the corresponding two second sliders 15. Through this arrangement, it is convenient to quickly fix the hole-opening device on the beam, so as to facilitate the subsequent operation of opening holes in the steel beam, which is beneficial to prevent the device from slipping during the hole-opening process. The inner walls on both sides of the second rectangular frame plate 3 are penetrated by third rectangular through grooves, and a limit block is slidably installed in the third rectangular through groove. The limit block is fixed to one side of the mounting block 4. By setting the third rectangular through groove and the limit block, it is possible to prevent The mounting block 4 is separated from the second rectangular frame plate 3. A circular hole is penetrated between the top and bottom surfaces of the mounting block 4. The drill rod sleeve 5 penetrates the circular hole. By setting the circular hole, it is convenient to install and fix the drill rod sleeve 5. A threaded through hole is penetrated between the two side surfaces of the mounting block 4. The first screw rod 6 is threaded through the threaded through hole. The inner walls on both sides of the second rectangular frame plate 3 are penetrated with first through holes. The first screw rod 6 rotates and penetrates the two first through holes. By setting the first through holes, it is convenient to support and limit the first screw rod 6. A limiting rod is fixedly installed in the slide groove 7. The limiting rod slides through the first slider 8. By setting the limiting rod, it is convenient to prevent the first slider 8 from detaching from the slide groove 7. The first rectangular frame plate 2 is penetrated with two second through holes.The second through hole is connected to the corresponding two second rectangular through slots 14, and the bidirectional screw rod 16 rotates through the corresponding second through hole. The second through hole is provided to facilitate the support and position limiting of the bidirectional screw rod 16. A non-slip rubber pad is fixedly installed on one side of the clamping block 13, and the non-slip rubber pad contacts the steel beam 1. The non-slip rubber pad is provided to prevent the first rectangular frame plate 2 from sliding on the steel beam 1.

[0038] The working principle of the utility model is as follows: when in use, the hole-opening device is first placed on the top of the steel beam 1, and then the two bidirectional screw rods 16 are rotated, and the bidirectional screw rods 16 drive the corresponding two second sliders 15 to move, and the second sliders 15 slide in the corresponding second rectangular through grooves 14, so that the clamping block 13 is driven by the second slider 15 to slide and move horizontally at the bottom of the first rectangular frame plate 2, so that the steel beam 1 is clamped, and the hole-opening device is fixed on the steel beam 1. Through such a setting, it is convenient to quickly fix the hole-opening device on the crossbeam, so as to facilitate the subsequent operation of opening a hole in the steel beam, which is beneficial to prevent the device from slipping during the hole-opening process, and then the second rectangular frame plate 3 is moved, so that the second rectangular frame plate 3 slides on the top of the first rectangular frame plate 2, and the second rectangular frame plate 3 moves while driving the two first sliders 8 to slide in the corresponding slide grooves 7 respectively, and the first slider 8 drives the second screw rod 9 It slides in the corresponding first rectangular through groove 10 until the position of the second rectangular frame plate 3 is appropriate, and then the two second screw rods 9 are rotated, and the second screw rods 9 drive the tooth block 12 to move horizontally until it engages with the corresponding two racks 11, so that the second screw rod 9 is fixed, the first slider 8 is fixed, and the second rectangular frame plate 3 is fixed at the same time, and then the first screw rod 6 is rotated, and the first screw rod 6 drives the mounting block 4 to slide horizontally in the second rectangular frame plate 3, and the mounting block 4 drives the drill rod sleeve 5 to move horizontally to a suitable position, and then the drill bit of the drill rig can be inserted into the drill rod sleeve 5, and then the drill rig can be turned on to drill the steel beam 1. Through such a setting, it is convenient to accurately locate the position of the hole, which can effectively avoid the problem of hole position deviation caused by the easy deviation of the drill rod during the hole drilling process, effectively improve the accuracy of the hole position, and bring great convenience to the subsequent splicing and combination use of the steel beam.

[0039] It should be noted that, in this article, the terms "comprises", "includes" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or apparatus that includes a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or apparatus.

[0040] This article uses specific examples to illustrate the principles and implementation methods of the utility model. The above examples are only used to help understand the method and core ideas of the utility model. The above is only the preferred implementation method of the utility model. It should be pointed out that due to the limitations of textual expression, there are objectively infinite specific structures. For ordinary technicians in this technical field, without departing from the principle of the utility model, they can make several improvements, embellishments or changes, and can also combine the above technical features in an appropriate manner; these improvements, embellishments, changes or combinations, or the direct application of the concept and technical solution of the utility model to other occasions without improvement, should be regarded as the protection scope of the utility model.

Claims

1. A steel beam hole opening device, comprising a first rectangular frame plate (2) arranged on the top of a steel beam (1), characterized in that: A second rectangular frame plate (3) is slidably mounted on the top of the first rectangular frame plate (2), a mounting block (4) is slidably mounted inside the second rectangular frame plate (3), a drill rod sleeve (5) is fixed on and penetrates the mounting block (4), a first screw rod (6) is rotatably penetrated on the second rectangular frame plate (3), the first screw rod (6) is threadedly penetrated through the mounting block (4), two sliding grooves (7) are provided on the top of the first rectangular frame plate (2), a first sliding block (8) is slidably mounted in the sliding groove (7), and the first sliding block (8) The first slide block (8) is fixed at the bottom of the second rectangular frame plate (3), and a first rectangular through groove (10) is penetrated on the inner wall of the side away from each other of the two slide grooves (7). A second screw rod (9) is rotatably installed on one side of the first slide block (8), and the second screw rod (9) slides through the corresponding first rectangular through groove (10). Two racks (11) are fixedly installed on both sides of the first rectangular frame plate (2), and a tooth block (12) is threadedly sleeved on the second screw rod (9), and the tooth block (12) is meshed with the two corresponding racks (11).

2. A steel beam hole opening device according to claim 1, characterized in that: The first rectangular frame plate (2) further comprises four clamping blocks (13) arranged in a rectangular array, the clamping blocks (13) being slidably mounted on the bottom of the first rectangular frame plate (2), the clamping blocks (13) being in contact with the corresponding side of the steel beam (1), the first rectangular frame plate (2) being penetrated by two second rectangular through grooves (14), the second rectangular through grooves (14) being slidably penetrated by second sliders (15), the second sliders (15) being fixed on the tops of the corresponding clamping blocks (13), the first rectangular frame plate (2) being rotatably penetrated by two bidirectional screw rods (16), the bidirectional screw rods (16) being threadedly penetrated by the corresponding two second sliders (15).

3. A steel beam hole drilling device according to claim 1, characterized in that: A third rectangular through slot is penetrated through both inner walls of the second rectangular frame plate (3), a limit block is slidably installed in the third rectangular through slot, and the limit block is fixed on one side of the installation block (4).

4. The steel beam hole drilling device according to claim 1, characterized in that: A circular hole is formed between the top surface and the bottom surface of the mounting block (4), and the drill rod sleeve (5) passes through the circular hole.

5. The steel beam hole drilling device according to claim 1, characterized in that: A threaded through hole is penetrated between the two side surfaces of the mounting block (4), the first screw rod (6) is threadedly penetrated through the threaded through hole, first through holes are penetrated on both side inner walls of the second rectangular frame plate (3), and the first screw rod (6) rotates through the two first through holes.

6. A steel beam hole drilling device according to claim 1, characterized in that: A limit rod is fixedly installed in the slide groove (7), and the limit rod slides through the first slide block (8).

7. The steel beam hole drilling device according to claim 2, characterized in that: The first rectangular frame plate (2) is penetrated by two second through holes, the second through holes are connected to the corresponding two second rectangular through slots (14), and the bidirectional screw rod (16) rotates and penetrates the corresponding second through holes.

8. The steel beam hole drilling device according to claim 2, characterized in that: An anti-skid rubber pad is fixedly mounted on one side of the clamping block (13), and the anti-skid rubber pad is in contact with the steel beam (1).

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