Power head capable of adjusting track gap

Abstract

The utility model provides a power head capable of adjusting a track gap. The power head comprises an adjusting device, a power head main body and a track, according to the power head capable of adjusting the track clearance, the adjusting device, the power head body, the track, the threaded hole and the bolt are matched with one another, the fit clearance between the idler wheel and the guide rail is adjusted, a certain installation space can be reserved between the idler wheel and the guide rail in the assembling process, the assembling difficulty is lowered, and the clearance allowance of fit between the idler wheel and the guide rail is conveniently checked; the roller eccentricity of the power head can be adjusted through different eccentric roller mounting angles, the matching distance is six adjustable distances from 0 to 0.13 mm, 0.5 mm, 1 mm, 1.5 mm, 1.87 mm and 2 mm, the power head can stably run on a guide rail surface, the working efficiency of the power head is improved, the labor intensity of the structure is reduced through the proper matching gap, the probability of safety accidents is reduced, and the service life of the power head is prolonged. The labor intensity of the mechanism is reduced, the service life is prolonged, and meanwhile the drilling efficiency of the power head is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of drilling, especially a power head with adjustable track gap. BACKGROUND

[0002] The traditional power head walking and the cooperation gap of guide rail are the fixed value when designing, the influence to the drill of power head is slightly small when the working time is short, but after long time operation, the wear of cooperation surface increases, the cooperation gap of power head roller and guide rail also becomes bigger and bigger, leading to the walking shaking of power head when drilling, and the labor intensity increases and the mechanism operation is unstable, influencing the drilling efficiency of drilling machine.

[0003] Therefore, it is necessary to provide a power head with adjustable track gap to solve the above technical problems. SUMMARY

[0004] The utility model provides a power head with adjustable track gap, solves the traditional power head walking and the cooperation gap of guide rail are the fixed value when designing, the influence to the drill of power head is slightly small when the working time is short, but after long time operation, the wear of cooperation surface increases, the cooperation gap of power head roller and guide rail also becomes bigger and bigger, leading to the walking shaking of power head when drilling, and the labor intensity increases and the mechanism operation is unstable, influencing the drilling efficiency of drilling machine.

[0005] In order to solve the above technical problems, the utility model provides a power head with adjustable track gap, which comprises: an adjusting device, a power head main body and a track.

[0006] Bolts, two bolts are arranged on the two sides of the surface of the adjusting device respectively, the adjusting device is connected to the two sides of the power head main body through the two bolts, and the displacement is realized by cooperation with the track to realize the drilling of the power head.

[0007] Screw holes, twelve screw holes are equidistantly arranged on one side of the surface of the power head main body.

[0008] Preferably, the twelve screw holes are equidistantly and uniformly distributed, the interval angle of the screw holes is 30 DEG, there are six groups of adjustable angles, and the adjustment gaps are 0.13mm, 0.5mm, 1mm, 1.5mm, 1.87mm and 2mm respectively.

[0009] Preferably, the other two sides of the surface of the adjusting device are fixedly installed with limiting devices, the inside of the limiting device is threadedly engaged with a limiting device, and the surface of the nut of the bolt is provided with a clamping hole.

[0010] Preferably, the limiting device comprises a fixing plate, a threaded groove and a limiting cavity, the fixing plate is fixedly installed on the surface of the adjusting device, the threaded groove is opened in the middle of one side of the fixing plate, and the limiting cavity is opened in the middle of the inside of the fixing plate.

[0011] Preferably, the limiting device comprises a threaded rod, an adjusting block and a limiting sliding block, the threaded rod is threadedly engaged in the inside of the threaded groove, the adjusting block is fixedly installed on one end of the threaded rod, and the limiting sliding block is fixedly installed on one side of the outer surface of the threaded rod.

[0012] Preferably, a plurality of clamping holes are opened, equidistantly surround the surface of the nut of the bolt, and the diameter of the clamping hole is matched with the diameter of the threaded rod.

[0013] Preferably, the limiting cavity and the threaded groove are in communication with each other, the limiting sliding block is in the shape of a ring block, and is matched with the limiting cavity.

[0014] Compared with the related art, the power head with adjustable track gap has the following beneficial effects:

[0015] The power head with adjustable track gap comprises an adjusting device, a power head main body, a track, a threaded hole and a bolt, the adjusting device is fixedly installed on the surface of the power head main body, the track is fixedly installed on the surface of the power head main body, the threaded hole is opened in the middle of one side of the track, the bolt is screwed in the threaded hole, and the bolt is matched with the clamping hole. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 Fig. 1 is a structural schematic view of the power head with adjustable track gap according to the first embodiment of the present application;

[0017] Figure 2 Fig. 2 is a side view of the power head main body shown in Fig. 1; Figure 1

[0018] Figure 3 Fig. 4 is an installation hole position schematic view of the adjusting device and the power head main body shown in Fig. 1; Figure 1

[0019] Figure 4 ​​A schematic diagram showing how the eccentricity of the rollers on the main body of the power head can be adjusted by different eccentric roller installation angles;

[0020] Figure 5 A schematic diagram of the structure of a second embodiment of a power head with adjustable track clearance provided by this utility model;

[0021] Figure 6 for Figure 5 The enlarged schematic diagram at point A is shown below;

[0022] Figure 7 for Figure 6 The diagram shows a cross-sectional view of the limiting device.

[0023] Figure 8 for Figure 6 The diagram shows a side view of the bolt.

[0024] The following are the labels in the diagram: 1. Adjustment device, 2. Power head body, 3. Track, 4. Threaded hole, 5. Bolt, 6. Limiting device, 61. Fixing plate, 62. Threaded groove, 63. Limiting cavity, 7. Limiting device, 71. Threaded rod, 72. Adjusting block, 73. Limiting slider, 8. Locking hole. Detailed Implementation

[0025] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0026] First Embodiment

[0027] Please refer to the following: Figure 1 , Figure 2 , Figure 3 and Figure 4 ,in, Figure 1 A schematic diagram of the structure of a first embodiment of a power head with adjustable track clearance provided by this utility model; Figure 2 for Figure 1 The diagram shown is a side view of the main body of the power head. Figure 3 for Figure 1 A schematic diagram showing the mounting holes for the adjustment device and the main body of the power head;

[0028] Figure 4 A schematic diagram illustrating the adjustment of the roller eccentricity of the power head body by different eccentric roller installation angles. A power head with adjustable track clearance includes: an adjustment device 1, a power head body 2, and a track 3;

[0029] Bolt 5, two bolts are respectively set on both sides of the surface of the adjustment device 1. The adjustment device 1 is connected to both sides of the power head body 2 by the two bolts 5, and cooperates with the track 3 to move and realize the drilling of the power head;

[0030] Threaded holes 4, twelve said threaded holes 4 equidistantly arranged on one side of the surface of the power head body 2.

[0031] 12 said threaded holes 4 equidistantly and uniformly distributed, the interval angle of the threaded holes 4 is 30°, and there are 6 groups of adjustable angles, and the adjustment gaps are 0.13mm, 0.5mm, 1mm, 1.5mm, 1.87mm and 2mm respectively.

[0032] The working principle of the power head with adjustable track gap provided by the utility model is as follows:

[0033] In work, first, the adjusting device 1 is connected on both sides of the power head body 2 through two bolts 5, and displacement is carried out with the track 3 surface to realize the drilling of the power head, and the connection of the adjusting device 1 and the power head body 2 is carried out through 12 evenly distributed threaded holes 4, the interval angle of the threaded holes 4 is 30°, and there are 6 groups of adjustable angles, and the adjustment gaps are 0.13mm, 0.5mm, 1mm, 1.5mm, 1.87mm and 2mm respectively, the installation position of the connecting bolt 5 can be changed, so that the six groups of cooperation gaps of the roller and the track 3 can be realized, and according to the operation condition, the installation position can be reasonably adjusted, so that the power head body 2 can be guaranteed to run in close contact with the track 3.

[0034] Compared with the related art, the power head with adjustable track gap has the following beneficial effects:

[0035] The utility model provides a kind of power head with adjustable track gap, and through the cooperation of adjusting device 1, power head body 2, track 3, threaded hole 4 and bolt 5, the cooperation gap of roller and guide rail can be adjusted, there is certain installation space between roller and guide rail during assembly, which greatly reduces assembly difficulty, facilitates the inspection of the gap allowance of roller and guide rail cooperation, the eccentricity of the roller of power head can be adjusted by different eccentric roller installation angles, from the cooperation interval 0 to 0.13, 0.5, 1, 1.5, 1.87, 2mm, a total of 6 adjustable intervals, so that the power head can run smoothly on guide rail surface, improve the operation efficiency of power head, suitable cooperation gap reduces the labor intensity of structure, reduces the existence of security risk, reduces the probability of safety accident, reduces the labor intensity of mechanism, improves service life, also improves the drilling efficiency of power head.

[0036] Second embodiment

[0037] Please refer to Figure 5 、 Figure 6 、 Figure 7 And Figure 8, based on the first embodiment of the application provides a kind of power head of adjustable track gap, the second embodiment of the application proposes another kind of power head of adjustable track gap. Second embodiment is only the preferred mode of first embodiment, the implementation of second embodiment does not cause the impact to the separate implementation of first embodiment.

[0038] Specifically, the second embodiment of the application provides a kind of power head of adjustable track gap, wherein the adjustment device 1 is fixedly installed with a limiting device 6 on the other two sides of the surface, the limiting device 6 is internally threaded with a limiting device 7, and the surface of the nut of the bolt 5 is provided with a clamping hole 8.

[0039] The limiting device 6 comprises a fixed plate 61, a threaded groove 62 and a limiting cavity 63, the fixed plate 61 is fixedly installed on the surface of the adjustment device 1, the threaded groove 62 is opened in the middle of one side of the fixed plate 61, and the limiting cavity 63 is opened in the middle of the inside of the fixed plate 61.

[0040] The limiting device 7 comprises a threaded rod 71, an adjusting block 72 and a limiting sliding block 73, the threaded rod 71 is internally threaded with the threaded groove 62, the adjusting block 72 is fixedly installed on one end of the threaded rod 71, and the limiting sliding block 73 is fixedly installed on one side of the outer surface of the threaded rod 71.

[0041] The clamping hole 8 is provided with a plurality of equidistantly surrounding the surface of the nut of the bolt 5, and the diameter of the clamping hole 8 is matched with the diameter of the threaded rod 71.

[0042] The limiting cavity 63 and the threaded groove 62 are in communication with each other, the limiting sliding block 73 is in the form of a ring block and is matched with the limiting cavity 63.

[0043] The limiting sliding block 73 cannot be separated from the inside of the limiting cavity 63, so that the threaded rod 71 cannot be separated from the threaded groove 62, and the loss of parts is avoided.

[0044] The plurality of clamping holes 8 are equidistantly arranged around the surface of the nut of the end portion of the bolt 5, so that after the threaded rod 71 is embedded into the inside of the clamping hole 8, the bolt 5 is limited.

[0045] The working principle of the power head of adjustable track gap provided by the utility model is as follows:

[0046] In work, first, rotate threaded rod 71 threaded groove 62, threaded rod 71 drives limiting sliding block 73 sliding, threaded rod 71 is embedded into the clamping hole 8 of the nut surface of bolt 5.

[0047] Compared with the related art, the power head of adjustable track gap provided by the utility model has the following beneficial effects:

[0048] The utility model provides a kind of power head with adjustable track gap, by rotating threaded rod 71 thread engagement thread groove 62 is embedded into the clamping hole 8 of bolt 5 nut surface, so that bolt 5 is limited when installation, keep the stability of bolt 5 installation, avoid the situation that bolt 5 is caused to drop due to mechanical vibration, improve the stability of mechanical operation.

[0049] The above-mentioned is only the embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structure or equivalent process transformation using the contents of the utility model specification and drawings, or direct or indirect application in other related technical fields, are also included in the patent protection range of the utility model.

Claims

1. A power head with adjustable track clearance, characterized in that, include: Adjustment device, power head body and track; Two bolts are respectively set on both sides of the surface of the adjustment device. The adjustment device is connected to both sides of the power head body through the two bolts, and moves in conjunction with the track to realize the drilling of the power head. Twelve threaded holes are equidistantly arranged on one side of the surface of the power head body.

2. The power head with adjustable track clearance according to claim 1, characterized in that, The 12 threaded holes are evenly distributed at equal intervals, with an interval angle of 30° between the threaded holes. There are a total of 6 sets of adjustable angles, with adjustment gaps of 0.13mm, 0.5mm, 1mm, 1.5mm, 1.87mm, and 2mm, respectively.

3. The power head with adjustable track clearance according to claim 1, characterized in that, Limiting devices are fixedly installed on both sides of the surface of the adjusting device. The internal threads of the limiting devices engage with the limiting devices, and the nut surface of the bolt has a locking hole.

4. The power head with adjustable track clearance according to claim 3, characterized in that, The limiting device includes a fixed plate, a threaded groove, and a limiting cavity. The fixed plate is fixedly installed on the surface of the adjusting device. The threaded groove is located in the middle of one side of the fixed plate, and the limiting cavity is located in the middle of the interior of the fixed plate.

5. The power head with adjustable track clearance according to claim 4, characterized in that, The limiting device includes a threaded rod, an adjusting block, and a limiting slider. The threaded rod is threaded into the inside of the threaded groove. The adjusting block is fixedly installed at one end of the threaded rod, and the limiting slider is fixedly installed on one side of the outer surface of the threaded rod.

6. The power head with adjustable track clearance according to claim 5, characterized in that, Multiple locking holes are provided, equidistantly surrounding the nut surface of the bolt, and the diameter of the locking holes is adapted to the diameter of the threaded rod.

7. The power head with adjustable track clearance according to claim 5, characterized in that, The limiting cavity and the threaded groove are interconnected, and the limiting slider is in the shape of a ring block and is adapted to the limiting cavity.

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