Blast hole positioning device for blasting

Abstract

The utility model discloses a blast hole positioning device for blasting, which comprises a base, a cavity is arranged in the base, a lifting mechanism is mounted in the cavity, a support frame is mounted on the upper wall surface of the base, a first motor is mounted at the lower end of the support frame, and a second motor is mounted at the lower end of the first motor. The driving end of the first motor penetrates through the lower wall face of the supporting frame and is connected with a first threaded rod, a first connecting block is connected to the first threaded rod in a screwed mode, a first lifting plate is arranged outside the first connecting block, and first connecting rods are installed on the two sides of the upper wall face of the first lifting plate correspondingly. Fixing holes matched with a pair of first connecting rods are formed in the two sides of the upper wall face of the supporting frame, a first threaded rod is controlled to rotate through a first motor, the height of a fixing shell is controlled, the drilling position is positioned through a laser generator and auxiliary positioning lasers on the two sides, and the height of a second lifting plate is controlled through a second motor; the adjusting device is easy to move and fix, operation is simple, and convenience is brought to people.

Description

Technical Field

[0001] The utility model relates to the technical field of blasting hole positioning, in particular to a blasting hole positioning device for blasting. Background Art

[0002] Blasting is a technique that uses the compression, loosening, destruction, throwing and killing effects of explosives in the air, water, soil and rock media or objects to achieve the desired purpose. When explosive bags or charges explode in soil and rock media or structures, the soil and rock media or structures will be compressed, deformed, destroyed, loosened and thrown. It is mainly used in earthwork engineering and the demolition of metal buildings and structures. Blasting usually requires drilling operations on the surface.

[0003] The utility model with publication number CN212985198U discloses a deep hole blasting well positioning drilling device, which relates to the technical field of blasting well related devices, including a drilling box, a mounting plate and a positioning structure, the drilling box is mounted on the top of the mounting plate by bolts, a receiving groove is arranged in the drilling box, a chassis is clamped in the receiving groove, an oil cylinder is mounted on the top of the drilling box by bolts, one end of the oil cylinder is welded to the top of the chassis, a motor is mounted in the chassis by bolts, a drill rod is mounted on the output shaft of the motor, a wiring plug and a switch group are arranged on the drilling box, the wiring plug is connected to the switch group by electric wires, the switch group is respectively connected to the oil cylinder and the motor by electric wires, the positioning structure includes a reference plate, a connecting plate and a positioning plate, a limiting block is welded on one side of the chassis, a limiting groove is arranged on one side of the inner wall of the receiving groove, the limiting block is clamped in the limiting groove, a pulley is mounted on the other side of the chassis, and a slide groove is arranged on the other side of the inner wall of the receiving groove, but the device has poor accuracy in drilling positioning. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a blasting hole positioning device for blasting, which determines the level and drilling position through a laser generator and auxiliary positioning lasers on both sides, facilitates the positioning of the drilling position, improves the accuracy, and brings convenience to people.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: a blasting hole positioning device for blasting, comprising a base, a cavity is opened in the base, a lifting mechanism is installed in the cavity, a support frame is installed on the upper wall of the base, a first motor is installed at the lower end of the support frame, a first motor driving end passes through the lower wall of the support frame and is connected to a first threaded rod, a first connecting block is screwed on the first threaded rod, a first lifting plate is arranged outside the first connecting block, first connecting rods are installed on both sides of the upper wall of the first lifting plate, fixing holes matching a pair of the first connecting rods are opened on both sides of the upper wall of the support frame, a pair of the first connecting rods are connected to the upper ends of a fixing shell, a laser generator is arranged in the fixing shell, a positioning rod is connected between the inner walls on both sides of the fixing shell, first sliders are slidably arranged at both ends of the positioning rod, and auxiliary positioning lasers are installed on the lower wall of the pair of the first sliders.

[0006] Preferably, the lifting mechanism includes a second threaded rod, the upper and lower ends of the second threaded rod are respectively connected to the upper and lower inner walls of the cavity, a second motor is fixedly mounted on one side of the upper inner wall of the cavity, a driving end of the second motor is connected to a first gear, a second gear is mounted on the upper end of the second threaded rod, the second gear is meshed with the first gear, a second connecting block is screwed on the second threaded rod, a second lifting plate is provided outside the second connecting block, second sliders are mounted on both side walls of the second lifting plate, slide rails are mounted on both side inner walls of the cavity, a pair of second sliders slide on the slide rails on both sides respectively, and rollers are mounted on both sides of the lower wall of the second lifting plate.

[0007] Preferably, positioning holes corresponding to the two pairs of rollers are provided on both sides of the lower wall of the base.

[0008] Beneficial Effects

[0009] The utility model provides a blasting hole positioning device for blasting, which has the following beneficial effects: the utility model has a compact structure, controls the rotation of the first threaded rod by the first motor to control the height of the fixed shell, locates the drilling position by the laser generator and the auxiliary positioning lasers on both sides, controls the height of the second lifting plate by the second motor, and adjusts the movement and fixation of the device, is easy to operate, and brings convenience to people. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a schematic diagram of the internal structure of the utility model.

[0011] In the figure: 1. base; 2. cavity; 3. support frame; 4. first motor; 5. first threaded rod; 6. first connecting block; 7. first lifting plate; 8. first connecting rod; 9. fixed shell; 10. laser generator; 11. positioning rod; 12. first slider; 13. auxiliary positioning laser; 14. second threaded rod; 15. second motor; 16. first gear; 17. second gear; 18. second connecting block; 19. second lifting plate; 20. second slider; 21. slide rail; 22. roller; 23. positioning hole. DETAILED DESCRIPTION

[0012] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in 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.

[0013] See also Figure 1 , a blasting hole positioning device for blasting, comprising a base 1, a cavity 2 is opened in the base 1, a lifting mechanism is installed in the cavity 2, a support frame 3 is installed on the upper wall of the base 1, a first motor 4 is installed at the lower end of the support frame 3, a driving end of the first motor 4 passes through the lower wall of the support frame 3 and is connected to a first threaded rod 5, a first connecting block 6 is screwed on the first threaded rod 5, a first lifting plate 7 is arranged outside the first connecting block 6, first connecting rods 8 are installed on both sides of the upper wall of the first lifting plate 7, fixing holes matching with a pair of first connecting rods 8 are opened on both sides of the upper wall of the support frame 3, a pair of the first connecting rods 8 are connected to the upper ends of a fixed shell 9, a laser generator 10 is arranged in the fixed shell 9, a positioning rod 11 is connected between the inner walls on both sides of the fixed shell 9, first sliders 12 are slidably arranged at both ends of the positioning rod 11, and auxiliary positioning lasers 13 are installed on the lower walls of the pair of first sliders 12.

[0014] Furthermore, the lifting mechanism includes a second threaded rod 14, the upper and lower ends of the second threaded rod 14 are respectively connected to the upper and lower inner walls of the cavity 2, a second motor 15 is fixedly installed on one side of the upper inner wall of the cavity 2, the driving end of the second motor 15 is connected to the first gear 16, a second gear 17 is installed on the upper end of the second threaded rod 14, the second gear 17 is meshed with the first gear 16, a second connecting block 18 is screwed on the second threaded rod 14, the second connecting block 18 is externally provided with a second lifting plate 19, second sliders 20 are installed on both side walls of the second lifting plate 19, slide rails 21 are installed on both side inner walls of the cavity 2, a pair of second sliders 20 slide on the slide rails 21 on both sides, and rollers 22 are installed on both sides of the lower wall of the second lifting plate 19.

[0015] Furthermore, positioning holes 23 corresponding to the two pairs of rollers 22 are formed on both sides of the lower wall of the base 1 .

[0016] Embodiment: When in use, the punching position is determined by the laser generator 10, the first motor 4 drives the first threaded rod 5 to rotate, and a pair of first connecting rods 8 slide in the fixed holes on both sides respectively to adjust the height of the laser generator 10. The auxiliary positioning lasers 13 on both sides emit linear lasers. The horizontal direction is determined by the auxiliary positioning lasers 13 on both sides, which is convenient for punching operations and meets daily positioning needs. The first gear 16 is controlled to rotate by the second motor 15, and the second threaded rod 14 is controlled to rotate through the engagement between the first gear 16 and the second gear 17, thereby controlling the lifting and lowering of the second lifting plate 19 and adjusting the height of the roller 22, so as to facilitate the movement and fixation of the device. The operation is simple and brings convenience to people.

[0017] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including 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 device. In the absence of further restrictions. The sentence "includes an element defined by ... does not exclude the existence of other identical elements in the process, method, article or device including the element".

[0018] 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 blasting hole positioning device for blasting, comprising a base (1), characterized in that: The base (1) is provided with a cavity (2), a lifting mechanism is installed in the cavity (2), a support frame (3) is installed on the upper wall of the base (1), a first motor (4) is installed at the lower end of the support frame (3), a driving end of the first motor (4) passes through the lower wall of the support frame (3) and is connected to a first threaded rod (5), a first connecting block (6) is screwed on the first threaded rod (5), a first lifting plate (7) is provided outside the first connecting block (6), and both sides of the upper wall of the first lifting plate (7) are A first connecting rod (8) is installed on each of the two sides of the upper wall of the support frame (3), and fixing holes matching with the pair of the first connecting rods (8) are opened on both sides of the upper wall surface of the pair of the first connecting rods (8), and the upper ends of the pair of the first connecting rods (8) are connected to a fixing shell (9), and a laser generator (10) is arranged in the fixing shell (9), and a positioning rod (11) is connected between the inner walls on both sides of the fixing shell (9), and first sliding blocks (12) are slidably arranged at both ends of the positioning rod (11), and auxiliary positioning lasers (13) are installed on the lower wall surfaces of the pair of the first sliding blocks (12).

2. A blasting hole positioning device for blasting according to claim 1, characterized in that: The lifting mechanism comprises a second threaded rod (14), the upper and lower ends of the second threaded rod (14) are respectively connected to the upper and lower inner walls of the cavity (2), a second motor (15) is fixedly installed on one side of the upper inner wall of the cavity (2), a driving end of the second motor (15) is connected to a first gear (16), a second gear (17) is installed on the upper end of the second threaded rod (14), the second gear (17) is meshed with the first gear (16), a second connecting block (18) is screwed on the second threaded rod (14), a second lifting plate (19) is arranged outside the second connecting block (18), second sliders (20) are installed on both side walls of the second lifting plate (19), slide rails (21) are installed on both side inner walls of the cavity (2), a pair of second sliders (20) slide on the slide rails (21) on both sides, and rollers (22) are installed on both sides of the lower wall of the second lifting plate (19).

3. A blasting hole positioning device for blasting according to claim 2, characterized in that: Positioning holes (23) corresponding to the two pairs of rollers (22) are provided on both sides of the lower wall surface of the base (1).

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