Calibration device for propulsion beam production

Abstract

The utility model discloses a calibration device for propulsion beam production, which comprises a measuring frame, two mounting cavities are arranged on the measuring frame, one side of the measuring frame is fixedly connected with a depth graduated scale, and a plurality of calibration assemblies are arranged in the two mounting cavities; the calibration assembly comprises an anti-deviation rod fixedly connected to the inner wall of one side of the installation cavity, the anti-deviation rod is sleeved with a telescopic sleeve in a sliding mode, one end of the telescopic sleeve extends out of the measuring frame in a sliding mode, and one end of the telescopic sleeve is fixedly connected with a rolling wheel. The calibration device for propulsion beam production is convenient to use. And the arranged calibration assembly can measure the inner wall gap of the propelling beam, so that calibration can be performed when the inner wall gaps of different sections of the propelling beam deviate, subsequent use can be facilitated, and friction damage is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of propulsion beam calibration, in particular to a calibration device for propulsion beam production. Background Art

[0002] The propulsion beam system is the most important sub-component for the drilling rig to achieve the drilling function. Part of the impact energy of the rock drill or impactor is used to act on the rock formation to complete the drilling operation, and part of it will be transmitted to the propulsion beam through the drill rod, causing the propulsion beam and its accessories to vibrate.

[0003] Publication number CN 207513551 U discloses a rock drill propulsion beam, including a propulsion beam body and a slide plate assembly, wherein the propulsion beam body can be slidably connected to the slide plate assembly, and the slide plate assembly includes two slide plate fixing seats respectively arranged on both sides of the propulsion beam body, each slide plate fixing seat is provided with a slide groove opening toward the propulsion beam body, and each slide groove is detachably and fixedly connected with a slide plate, and a stainless steel gusset plate is provided between the slide plate and the propulsion beam body, and the stainless steel gusset plate is fixedly buckled on the outside of the propulsion beam body. The stainless steel gusset plate is equivalent to a protective cover of the propulsion beam body, and the stainless steel gusset plate moves synchronously with the propulsion beam body, and friction occurs between the stainless steel gusset plate and the slide plate, which can prevent direct friction damage between the propulsion beam body and the slide plate, and can protect the propulsion beam body, which is conducive to extending the service life of the propulsion beam body and reducing the use cost of the rock drill propulsion beam.

[0004] However, the push beam has the following shortcomings: when the push beam is completed and in use, its main body will rub against the slide plate. However, since some push beams are often not calibrated for internal clearance after production, if the clearance deviation is large, it is easy to cause damage to the slide plate when it slides inside.

[0005] Therefore, the utility model provides a calibration device for propulsion beam production to solve the above problems. Utility Model Content

[0006] In view of the deficiencies in the prior art, the utility model provides a calibration device for propulsion beam production, which solves the above problems.

[0007] To achieve the above objectives, the utility model is implemented through the following technical solutions: a calibration device for propulsion beam production, comprising a measuring frame, the measuring frame is provided with two installation cavities, one side of the measuring frame is fixedly connected with a depth scale, and a plurality of calibration components are arranged in the two installation cavities;

[0008] The calibration component includes an anti-deflection rod fixedly connected to an inner wall of one side of the installation cavity, a telescopic sleeve is slidably sleeved on the anti-deflection rod, one end of the telescopic sleeve slides and extends outside the measuring frame, one end of the telescopic sleeve is fixedly connected to a roller, a distance scale is provided on the outer wall of the telescopic sleeve, and a spring is slidably sleeved on the anti-deflection rod, one end of the spring is connected to an inner wall of one side of the installation cavity, and the other end of the spring is connected to one end of the telescopic sleeve.

[0009] Preferably, two observation ports are provided on one side of the measuring frame, and the two observation ports are respectively connected to the inside of the corresponding installation cavity. A transparent window is fixedly connected to the observation port, and a standard line is arranged on the transparent window. The distance scale can be conveniently observed by using the observation port, the transparent window and the standard line in combination.

[0010] Preferably, a connecting plate is provided above the measuring frame, the top of the connecting plate is fixedly connected to a lower edge frame, the top of the lower edge frame is fixedly connected to an installation box, and the connecting plate, the lower edge frame and the installation box are used in combination to conveniently connect the measuring frame and the propulsion beam, which is convenient for calibration.

[0011] Preferably, the inner walls on both sides of the installation box are rotatably connected with threaded rods, and pressure plates are threadedly sleeved on the two threaded rods. The bottom of the pressure plate slides and extends outside the installation box. The threaded rods and pressure plates are used in combination to conveniently clamp propulsion beams of different sizes, thereby facilitating installation and calibration.

[0012] Preferably, two support plates are fixedly connected in the installation box, and the two support plates are rotatably connected with the same synchronous shaft, and both ends of the synchronous shaft are respectively connected to corresponding threaded rods, and a driven bevel gear is fixedly sleeved on the synchronous shaft, and a transmission shaft is rotatably connected to the top of the installation box, and the bottom end of the transmission shaft is fixedly connected with an active bevel gear, and the active bevel gear meshes with the driven bevel gear, and the top end of the transmission shaft is fixedly connected with a handwheel, and the two threaded rods can be conveniently controlled to rotate synchronously by using the support plates, synchronous shafts, driven bevel gears, transmission shafts, active bevel gears and handwheels in combination.

[0013] Preferably, both inner walls of the installation box are fixedly connected with sliding rods, and the sliding rods slide through the corresponding pressure plates respectively. One end of the sliding rod is fixedly connected to a limiting plate. The pressure plate can be limited by using the sliding rod and the limiting plate in combination to make its movement smooth.

[0014] Preferably, the top of the measuring frame is fixedly connected with a plurality of symmetrically distributed bolts, the bolts slide through the connecting plate, and nuts are threadedly sleeved on the bolts. The measuring frame and the connecting plate can be conveniently fastened together by using the provided bolts and nuts in combination.

[0015] Preferably, a friction-increasing pad is fixedly connected to one side of the pressing plate, and the friction-increasing pad is made of rubber material. The friction-increasing pad can facilitate the pressing plate to clamp the push beam and increase contact friction.

[0016] Beneficial Effects

[0017] The utility model provides a calibration device for propulsion beam production. Compared with the prior art, it has the following beneficial effects:

[0018] (1) The calibration device for production of the propulsion beam can measure the inner wall gap of the propulsion beam through the provided calibration components, so that calibration can be performed when the inner wall gaps of different sections of the propulsion beam deviate, thereby facilitating subsequent use and reducing friction damage.

[0019] (2) The calibration device for production of the propulsion beam can facilitate the stable placement of the measuring frame in the propulsion beam by providing two clamping plates, so that the calibration components on the left and right sides can be kept in a horizontal state, which is convenient for calibration and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional diagram of the external structure of the utility model;

[0021] Figure 2 It is a front view cross-sectional structural schematic diagram of the utility model;

[0022] Figure 3 It is a structural schematic diagram of the calibration component in the utility model;

[0023] Figure 4 It is an internal assembly diagram of the installation box in the utility model.

[0024] In the figure: 1. Measuring frame; 2. Mounting cavity; 3. Depth scale; 4. Calibration assembly; 41. Anti-deflection rod; 42. Telescopic sleeve; 43. Roller; 44. Distance scale; 45. Spring; 5. Observation port; 6. Transparent window; 7. Standard line; 8. Connecting plate; 9. Lower edge frame; 10. Mounting box; 11. Threaded rod; 12. Pressure plate; 13. Support plate; 14. Synchronous shaft; 15. Driven bevel gear; 16. Transmission shaft; 17. Active bevel gear; 18. Handwheel; 19. Sliding rod; 20. Limiting plate; 21. Bolt; 22. Nut; 23. Friction-increasing pad. DETAILED DESCRIPTION

[0025] 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.

[0026] Embodiment 1:

[0027] See also Figure 1 , Figure 2 and Figure 3 A calibration device for production of a propulsion beam comprises a measuring frame 1, two installation cavities 2 are provided on the measuring frame 1, a depth scale 3 is fixedly connected to one side of the measuring frame 1, the depth scale 3 is aligned with a calibration component 4, and its starting point is the bottom of the installation box 10, which can reflect the depth of the calibration component 4 in the propulsion beam, and a plurality of calibration components 4 are arranged in the two installation cavities 2;

[0028] The calibration component 4 includes an anti-deflection rod 41 fixedly connected to the inner wall of one side of the installation cavity 2, a telescopic sleeve 42 is slidably sleeved on the anti-deflection rod 41, one end of the telescopic sleeve 42 slides and extends to the outside of the measuring frame 1, one end of the telescopic sleeve 42 is fixedly connected to a roller 43, and a distance scale 44 is provided on the outer wall of the telescopic sleeve 42, and a spring 45 is slidably sleeved on the anti-deflection rod 41, one end of the spring 45 is connected to the inner wall of one side of the installation cavity 2, and the other end of the spring 45 is connected to one end of the telescopic sleeve 42;

[0029] Two observation ports 5 are provided on one side of the measuring frame 1, and the two observation ports 5 are respectively connected to the inside of the corresponding installation cavity 2. A transparent window 6 is fixedly connected to the observation port 5, and a standard line 7 is provided on the transparent window 6. The standard line 7 is aligned with the distance scale 44 to facilitate observation of its value.

[0030] Embodiment 2:

[0031] See also Figures 1 to 4This embodiment provides a technical solution based on the first embodiment: a connecting plate 8 is arranged above the measuring frame 1, a lower frame 9 is fixedly connected to the top of the connecting plate 8, and an installation box 10 is fixedly connected to the top of the lower frame 9; threaded rods 11 are rotatably connected to the inner walls of both sides of the installation box 10, and the thread directions of the two threaded rods 11 are opposite, and a pressing plate 12 is threadedly sleeved on the two threaded rods 11, and the bottom of the pressing plate 12 slides and extends to the outside of the installation box 10; two support plates 13 are fixedly connected in the installation box 10, and the same synchronous shaft 14 is rotatably connected to the two support plates 13, and the two ends of the synchronous shaft 14 are respectively connected to the corresponding threaded rods 11, and a driven cone is fixedly sleeved on the synchronous shaft 14 shaped gear 15, the top of the installation box 10 is rotatably connected with a transmission shaft 16, the bottom end of the transmission shaft 16 is fixedly connected with an active bevel gear 17, the active bevel gear 17 is meshed with the driven bevel gear 15, and the top of the transmission shaft 16 is fixedly connected with a handwheel 18; the inner walls on both sides of the installation box 10 are fixedly connected with sliding rods 19, the sliding rods 19 slide through the corresponding pressure plates 12 respectively, and one end of the sliding rods 19 is fixedly connected with a limiting plate 20; the top of the measuring frame 1 is fixedly connected with a plurality of symmetrically distributed bolts 21, the bolts 21 slide through the connecting plate 8, and nuts 22 are threadedly sleeved on the bolts 21; one side of the pressure plate 12 is fixedly connected with a friction-increasing pad 23, and the friction-increasing pad 23 is made of rubber material.

[0032] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0033] Working principle: When in use, align the measuring frame 1 with the inner wall of the push beam and insert it. At the same time, the installation box 10 is placed on the top of the push beam. Then the operator turns the hand wheel 18, and the hand wheel 18 drives the active bevel gear 17 to rotate through the transmission shaft 16. The active bevel gear 17 drives the driven bevel gear 15 engaged with it to rotate. The driven bevel gear 15 drives the connected synchronous shaft 14 to rotate. The synchronous shaft 14 drives the two threaded rods 11 to rotate synchronously. The threaded rod 11 drives one end of the pressure plate 12 engaged with it, so that the two pressure plates 12 are close to each other. The propulsion beam is clamped, and the measuring frame 1 is now at the center of the propulsion beam. The calibration components 4 on both sides thereof will press against the inner wall of the propulsion beam and shrink. The value of the distance scale 44 is observed through the standard line 7, and the data of the calibration components 4 at different positions are recorded. The calibration components 4 are then removed and replaced at different sections of the propulsion beam, and the data of the calibration components 4 at different positions are recorded. The inner wall clearance data at multiple positions of the propulsion beam can be recorded through repeated operations, and the inner wall can be calibrated by comparing the data to avoid inconsistent inner wall clearance.

[0034] 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.

[0035] In the description of this article, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection, a mechanical connection, an electrical connection, a direct connection, or a connection through an intermediate medium, or the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this utility model can be understood according to specific circumstances.

[0036] 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 measuring device for production of a propulsion beam, comprising a measuring frame (1), characterized in that: The measuring frame (1) is provided with two installation cavities (2), one side of the measuring frame (1) is fixedly connected with a depth scale (3), and a plurality of calibration components (4) are arranged in the two installation cavities (2); The calibration component (4) comprises an anti-deflection rod (41) fixedly connected to the inner wall of one side of the installation cavity (2); a telescopic sleeve (42) is slidably sleeved on the anti-deflection rod (41); one end of the telescopic sleeve (42) is slidably extended to the outside of the measuring frame (1); one end of the telescopic sleeve (42) is fixedly connected to a roller (43); a distance scale (44) is arranged on the outer wall of the telescopic sleeve (42); a spring (45) is slidably sleeved on the anti-deflection rod (41); one end of the spring (45) is connected to the inner wall of one side of the installation cavity (2); and the other end of the spring (45) is connected to one end of the telescopic sleeve (42).

2. A calibration device for propulsion beam production according to claim 1, characterized in that: Two observation openings (5) are provided on one side of the measuring frame (1), the two observation openings (5) are respectively connected to the inside of the corresponding installation cavity (2), a transparent window (6) is fixedly connected inside the observation opening (5), and a standard line (7) is arranged on the transparent window (6).

3. A calibration device for production of a propulsion beam according to claim 1, characterized in that: A connecting plate (8) is arranged above the measuring frame (1), a lower edge frame (9) is fixedly connected to the top of the connecting plate (8), and a mounting box (10) is fixedly connected to the top of the lower edge frame (9).

4. A calibration device for production of a propulsion beam according to claim 3, characterized in that: The inner walls on both sides of the installation box (10) are rotatably connected with threaded rods (11), and the two threaded rods (11) are threadedly sleeved with pressure plates (12), and the bottom of the pressure plates (12) slides and extends outside the installation box (10).

5. A calibration device for production of a propulsion beam according to claim 3, characterized in that: Two support plates (13) are fixedly connected in the installation box (10), and the two support plates (13) are rotatably connected with a same synchronous shaft (14), and the two ends of the synchronous shaft (14) are respectively connected with corresponding threaded rods (11), and a driven bevel gear (15) is fixedly sleeved on the synchronous shaft (14). The top of the installation box (10) is rotatably connected with a transmission shaft (16), and the bottom end of the transmission shaft (16) is fixedly connected with an active bevel gear (17), and the active bevel gear (17) is meshed with the driven bevel gear (15), and the top end of the transmission shaft (16) is fixedly connected with a hand wheel (18).

6. A calibration device for production of a propulsion beam according to claim 4, characterized in that: The inner walls on both sides of the installation box (10) are fixedly connected with sliding rods (19), and the sliding rods (19) slide through the corresponding pressing plates (12) respectively, and one end of the sliding rod (19) is fixedly connected to a limiting plate (20).

7. A calibration device for production of a propulsion beam according to claim 3, characterized in that: A plurality of symmetrically distributed bolts (21) are fixedly connected to the top of the measuring frame (1); the bolts (21) slide through the connecting plate (8); and nuts (22) are threadedly sleeved on the bolts (21).

8. A calibration device for production of a propulsion beam according to claim 4, characterized in that: A friction-enhancing pad (23) is fixedly connected to one side of the pressure plate (12), and the friction-enhancing pad (23) is made of rubber material.

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