Rail steel structure form measuring device

Abstract

The utility model discloses a form measuring device for a track steel structure, which relates to the technical field of form measurement and comprises a base and a pillar fixedly connected to the upper surface of the base, a measuring instrument is arranged in front of the pillar, a sliding rail plate is arranged on the upper surface of the base, and a sliding seat is slidably connected to the upper surface of the sliding rail plate. And fastening mechanisms are arranged inside and on the outer surface of the sliding seat. According to the form measuring device for the track steel structure, the fastening mechanism comprises a lead screw rotationally connected to the interior of the sliding seat, when the track steel structure is measured, the steel structure can be placed on the upper surface of the sliding seat firstly, the lead screw is rotated, two nut seats can be driven to be close to each other, and a clamping plate is driven to clamp the steel structure; the measuring instrument can perform horizontal measurement on the surface of the steel structure by sliding the sliding seat on the sliding rail plate, so that the design is convenient to measure, a better fixing function can be met, and the steel structure is prevented from displacing in the measurement process to influence the measurement result.

Description

Technical Field

[0001] The utility model relates to the technical field of form measurement, in particular to a device for measuring the form of a track steel structure. Background Art

[0002] Track steel structure is the main component of railway track. Rail is a kind of track steel structure. Its function is to guide the wheels of locomotives and vehicles forward, bear the huge pressure of the wheels, and transmit it to the sleepers. The rail must provide a continuous, smooth and least resistant rolling surface for the wheels. At present, the shape of the track steel structure needs to be manually evaluated, which is easy to achieve a good flatness, but the accuracy of manual evaluation is poor.

[0003] Therefore, in view of this, the existing structural deficiencies are studied and improved, and a device for measuring the shape of rail steel structures is proposed. Utility Model Content

[0004] The purpose of the utility model is to provide a device for measuring the shape of a rail steel structure to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a device for measuring the shape of rail steel structures, comprising a base and a pillar fixedly connected to the upper surface of the base, a measuring instrument is arranged in front of the pillar, a slide plate is arranged on the upper surface of the base, a slide seat is slidably connected to the upper surface of the slide plate, and a fastening mechanism is arranged on the inner and outer surfaces of the slide seat.

[0006] Preferably, the fastening mechanism comprises a screw rod rotatably connected to the inside of the slide seat, the outer cylindrical surface of the screw rod is threadedly connected to two nut seats, and the upper surface of the nut seat is fixedly connected to a clamping plate.

[0007] Preferably, the front end of the screw rod is fixedly connected with a hand wheel, and the outer circumferential surface of the hand wheel can be sleeved with a rubber sleeve.

[0008] Preferably, the upper surface of the slide rail plate extends to the inner thread of the base and is connected with fixing screws, and the number of the fixing screws is two.

[0009] Preferably, the outer circumferential surface of the pillar is sleeved with a first seat, and the right outer surface of the first seat extends to the inner surface and is threadedly connected with a first locking screw.

[0010] Preferably, the left outer surface of the first sleeve is fixedly connected to the second sleeve, and the left outer surface of the second sleeve extends to the inner surface and is threadedly connected to the second locking screw.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The utility model is provided with a base, a support, a measuring instrument, a slide rail plate, a slide seat, a fastening mechanism, a screw rod, a nut seat, and a clamping plate, which facilitates measurement and satisfies a good fixing function, thereby preventing the steel structure from being displaced during the measurement process and affecting the measurement result;

[0013] 2. The utility model is provided with a first seat, a first locking screw, a second seat, a second locking screw, a slide rod and a third locking screw. By loosening the first locking screw, the height of the first seat and the measuring instrument can be adjusted. By loosening the second locking screw, the slide rod can be slid to adjust the extension position of the slide rod. By turning the third locking screw, the tightness of the fixing of the measuring instrument can be adjusted. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0015] Figure 2 For this utility model Figure 1 Schematic diagram of a partial three-dimensional structure;

[0016] Figure 3 For this utility model Figure 1 A schematic diagram of a cross-sectional structure of a left view portion;

[0017] Figure 4 For this utility model Figure 3 Schematic diagram of the enlarged structure of A.

[0018] In the figure: 1. base; 2. pillar; 3. measuring instrument; 4. slide rail plate; 5. slide seat; 6. fastening mechanism; 61. screw rod; 611. hand wheel; 62. nut seat; 63. clamping plate; 7. fixing screw; 8. first set seat; 9. first locking screw; 10. second set seat; 11. second locking screw; 12. slide rod; 13. third locking screw. DETAILED DESCRIPTION

[0019] 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.

[0020] like Figure 1 , Figure 3 and Figure 4As shown, a device for measuring the shape of a rail steel structure comprises a base 1 and a pillar 2 fixedly connected to the upper surface of the base 1, a measuring instrument 3 is arranged in front of the pillar 2, a slide plate 4 is arranged on the upper surface of the base 1, a slide seat 5 is slidably connected to the upper surface of the slide plate 4, a fastening mechanism 6 is arranged inside and outside the slide seat 5, the fastening mechanism 6 comprises a screw rod 61 rotatably connected to the inside of the slide seat 5, two nut seats 62 are threadedly connected to the outer cylindrical surface of the screw rod 61, and a clamping plate 63 is fixedly connected to the upper surface of the nut seat 62.

[0021] By adopting the above technical solution, when measuring the rail steel structure, the steel structure can be placed on the upper surface of the slide 5 first, and the screw rod 61 can be rotated to drive the two nut seats 62 to approach each other, and drive the clamping plate 63 to clamp the steel structure. When measuring, the slide 5 on the sliding rail plate 4 can enable the measuring instrument 3 to perform horizontal measurement of the surface of the steel structure.

[0022] like Figure 2 As shown, the front end of the screw rod 61 is fixedly connected with a hand wheel 611 , and the outer circumferential surface of the hand wheel 611 can be sleeved with a rubber sleeve, so that the hand wheel 611 is convenient for rotating the screw rod 61 .

[0023] Furthermore, the upper surface of the slide rail plate 4 extends to the inner thread of the base 1 and is connected with fixing screws 7, and the number of the fixing screws 7 is two. The slide rail plate 4 can be disassembled by removing the fixing screws 7, so as to facilitate the transportation of the device.

[0024] Furthermore, a first seat 8 is sleeved on the outer circumferential surface of the pillar 2, and a first locking screw 9 is threadedly connected to the right outer surface of the first seat 8 extending to the inner surface, and one end of the first locking screw 9 is designed as a knob.

[0025] Furthermore, the left outer surface of the first seat 8 is fixedly connected to the second seat 10, and the left outer surface of the second seat 10 extends to the inner surface and is threadedly connected to the second locking screw 11, and one end of the second locking screw 11 is designed as a knob.

[0026] Furthermore, a slide rod 12 is inserted into the interior of the second seat 10, and a third locking screw 13 is provided at the front end of the slide rod 12. The measuring instrument 3 is plugged into the front end of the slide rod 12. A fork is provided at the front end of the slide rod 12. The third locking screw 13 passes through the fork, and one end of the third locking screw 13 is a knob-type design.

[0027] Working principle: When using the device for measuring the shape of rail steel structures, first, when measuring the rail steel structure, the steel structure can be placed on the upper surface of the slide 5, and the screw rod 61 can be rotated to drive the two nut seats 62 to approach each other, and drive the clamping plate 63 to clamp the steel structure. When measuring, the slide 5 on the sliding rail plate 4 can enable the measuring instrument 3 to perform horizontal measurement of the surface of the steel structure. Loosening the first locking screw 9 can adjust the height of the first seat 8 and the measuring instrument 3. Loosening the second locking screw 11 can slide the slide rod 12 to adjust the extended position of the slide rod 12. Turning the third locking screw 13 can adjust the fixing tightness of the measuring instrument 3. This is the working principle of the device for measuring the shape of rail steel structures.

Claims

1. A device for measuring the shape of a rail steel structure, comprising a base (1) and a support (2) fixedly connected to the upper surface of the base (1), characterized in that: A measuring instrument (3) is arranged in front of the support (2), a slide rail plate (4) is arranged on the upper surface of the base (1), a slide seat (5) is slidably connected to the upper surface of the slide rail plate (4), and a fastening mechanism (6) is arranged on the inner and outer surfaces of the slide seat (5).

2. A device for measuring the shape of a rail steel structure according to claim 1, characterized in that: The fastening mechanism (6) comprises a screw rod (61) rotatably connected to the inside of the slide seat (5); the outer cylindrical surface of the screw rod (61) is threadedly connected to two nut seats (62); and the upper surface of the nut seat (62) is fixedly connected to a clamping plate (63).

3. A device for measuring the shape of a rail steel structure according to claim 2, characterized in that: The front end of the screw rod (61) is fixedly connected to a hand wheel (611), and the outer circumferential surface of the hand wheel (611) can be sleeved with a rubber sleeve.

4. The device for measuring the shape of a rail steel structure according to claim 1, characterized in that: The upper surface of the slide rail plate (4) extends to the inner thread of the base (1) and is connected with fixing screws (7), and the number of the fixing screws (7) is two.

5. The device for measuring the shape of rail steel structure according to claim 1, characterized in that: The outer circumferential surface of the support (2) is sleeved with a first sleeve seat (8), and the right outer surface of the first sleeve seat (8) extends to the inner surface and is threadedly connected with a first locking screw (9).

6. The device for measuring the shape of rail steel structure according to claim 5, characterized in that: The left outer surface of the first sleeve (8) is fixedly connected to a second sleeve (10), and the left outer surface of the second sleeve (10) extends to the inner surface and is threadedly connected to a second locking screw (11).

7. The device for measuring the shape of a rail steel structure according to claim 6, characterized in that: A sliding rod (12) is inserted into the interior of the second sleeve (10), and a third locking screw (13) is arranged at the front end of the sliding rod (12), and the measuring instrument (3) is plugged into the front end of the sliding rod (12).

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