CN218509440U

CN218509440U - Drill rod clamping mechanism of drill jumbo

Info

Publication number: CN218509440U
Application number: CN202222727961.5U
Authority: CN
Inventors: 卜志强; 何友谊
Original assignee: Luoyang Gengli Construction Machinery Co ltd
Current assignee: Luoyang Gengli Construction Machinery Co ltd
Priority date: 2022-10-17
Filing date: 2022-10-17
Publication date: 2023-02-21
Anticipated expiration: 2032-10-17

Abstract

The application provides a drill rod clamping mechanism of drill jumbo, include: two relative first mounting panel and the second installation splint and two actuating mechanism of setting, first mounting panel and the relative articulated two tight arms that press from both sides that are equipped with of second installation splint, the relative one end of two tight arms that press from both sides is equipped with respectively presss from both sides the borer piece, two actuating mechanism set up relatively between first mounting panel and second installation splint, two actuating mechanism drive two tight arm corotation or reversal of pressing from both sides respectively for two are pressed from both sides the borer piece and are close to each other or keep away from, press from both sides tightly or loosen the drilling rod in order to realize pressing from both sides tightly. This application simple structure is compact, and convenient operation can effectively step up the drilling rod, and the drill jumbo of being convenient for trades the pole automatically.

Description

Drill rod clamping mechanism of drill jumbo

Technical Field

The utility model relates to a drill jumbo equips technical field, in particular to drill jumbo presss from both sides borer mechanism.

Background

The hydraulic rock drilling jumbo is a drilling and blasting method for tunneling and drilling operation or anchor rod operation in roadways and tunnels in the fields of mines, hydropower, railways, highways and the like by taking high-pressure liquid as power. When the automatic pole that trades of drill jumbo, have an important process just to dismantle the drilling rod, do not press from both sides borer mechanism on the jumbo before, trade the pole and need personnel to go on through auxiliary platform, auxiliary platform makes the structure of jumbo complicated, the cost is higher, and operating personnel need go to trade the pole, has increased personnel's risk of being under construction.

The traditional drill rod clamping mechanism is not suitable for being installed on a drill jumbo for high-altitude operation, and has high requirement on torsional strength of a propulsion beam, because the traditional drill rod clamping mechanism is heavy as a whole on a down-the-hole drill and complex in mechanism; or similar to machine tool clamping, small clamping force, fine structure and unsuitability for field high-strength rock drilling operation.

SUMMERY OF THE UTILITY MODEL

To the problem that exists among the prior art, the utility model provides a drill jumbo presss from both sides borer mechanism, simple structure is compact, and convenient operation can effectively step up the drilling rod, and the drill jumbo of being convenient for trades the pole automatically.

The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be: the utility model provides a drill jumbo presss from both sides borer mechanism which characterized in that includes: the clamping device comprises a first mounting plate, a second mounting plate, a clamping rod block and a clamping rod block, wherein the first mounting plate and the second mounting plate are oppositely arranged;

two actuating mechanism, relative setting are between first mounting panel and second installation splint, and two actuating mechanism drive two tight arms corotation respectively or the reversal for two press from both sides the borer piece and be close to each other or keep away from, in order to realize pressing from both sides tightly or loosen the drilling rod.

Furthermore, the clamping opening of the clamping rod block is formed by connecting round edges with different diameters.

Furthermore, the height of the first mounting plate is larger than that of the second mounting plate, and a first through hole for a drill rod to pass through is formed in the first mounting plate.

Furthermore, one side of the first mounting plate, which is far away from the second mounting plate, is provided with a concave supporting plate, a supporting block is arranged in a groove of the concave supporting plate, and a second through hole for the drill rod to pass through is arranged in the supporting block.

Furthermore, one side that first mounting panel deviates from the second mounting panel is equipped with rubber top dish, rubber top dish is located spill backup pad below.

Furthermore, the clamping arm is T-shaped and comprises a horizontal part and a vertical part, the vertical part of the clamping arm is hinged with the first mounting plate and the second mounting plate through a first pin shaft, and the two clamping drill blocks are respectively arranged at one ends, opposite to the horizontal parts, of the two clamping arms.

Furthermore, the driving mechanism comprises hydraulic oil cylinders, and the ends of the two clamping arm horizontal parts, which are opposite to each other, are hinged with the end parts of piston rods of the two hydraulic oil cylinders respectively through second pin shafts.

Furthermore, the opposite ends of the horizontal parts of the two clamping arms are respectively provided with an arc-shaped groove for installing the clamping rod block, and the concave surfaces of the two arc-shaped grooves are arranged oppositely.

The beneficial effect of this application does: 1. this application drives two clamp beams through two hydraulic cylinder and rotates round the first round pin axle of homonymy respectively, through the flexible of control hydraulic cylinder piston rod, controls clamp beam corotation or reversal, makes two double-layered borer pieces be close to each other or keep away from then to the realization is to the clamp of drilling rod or unclamp.

2. Through setting up supporting shoe and second through-hole, when the drilling rod moved, the drilling rod passed through the second through-hole of supporting shoe, and the supporting shoe has played the effect of rightting the drilling rod.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a front view of FIG. 1;

fig. 3 is a side view of the rear axle of the present invention.

The labels in the figure are: 1. the device comprises a second mounting clamping plate, 2, a first mounting plate, 201, a first through hole, 3, a hydraulic oil cylinder, 4, a clamping arm, 5, a clamping drill block, 6, a concave supporting plate, 7, a supporting block, 701, a second through hole, 8, a rubber top disc, 9, a first pin shaft, 10 and a second pin shaft.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that in the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships that are based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, rather than to indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1-3, the present invention provides a drill rod clamping mechanism of a drill jumbo, comprising: two relative first mounting panel 2 and the second installation splint 1 of setting and two actuating mechanism, first mounting panel 2 and the relative articulated two tight arms 4 that are equipped with of second installation splint 1, the one end that two tight arms 4 are relative is equipped with respectively and presss from both sides borer piece 5, two actuating mechanism sets up relatively between first mounting panel 2 and the second installation splint 1, and two actuating mechanism drive two respectively and press from both sides tight arm 4 corotation or reversal for two are pressed from both sides borer piece 5 and are close to each other or keep away from, in order to realize pressing from both sides tightly or loosen the drilling rod.

As shown in fig. 1 and 2, the clamping mouth of the clamping and brazing block 5 is formed by connecting round edges with different diameters, as shown in fig. 1, the height of the first mounting plate 2 is greater than that of the second mounting plate, and the first mounting plate 2 is provided with a first through hole 201 for passing a drill rod.

As shown in fig. 3, the side of the first mounting plate 2 facing away from the second mounting plate is provided with a rubber top disc 8, the rubber top disc 8 being located below the concave support plate 6, the rubber top disc 8 being prior art, the application of which is not described in detail here,

specifically, as shown in fig. 1 and fig. 2, the clamping arm 4 is T-shaped and includes a horizontal portion and a vertical portion, the vertical portion of the clamping arm 4 is hinged to the first mounting plate 2 and the second mounting plate 1 through a first pin 9, the two clamping and brazing blocks 5 are respectively disposed at opposite ends of the horizontal portions of the two clamping arms 4, the driving mechanism includes a hydraulic cylinder 3, ends, back to each other, of the horizontal portions of the two clamping arms 4 are respectively hinged to end portions of piston rods of the two hydraulic cylinders 3 through a second pin 10, and one end, far away from the piston rod, of the hydraulic cylinder 3 is hinged to the first mounting plate 2 and the second mounting plate 1 through a third pin.

In addition, as shown in fig. 1 and 2, the opposite ends of the horizontal parts of the two clamping arms 4 are respectively provided with an arc-shaped groove for installing the clamping drill block 5, the concave surfaces of the two arc-shaped grooves are oppositely arranged, and the clamping arms are installed on the drill boom of the rock drilling jumbo.

The working state is as follows: hydraulic oil gets into two hydraulic cylinder 3's rodless chamber simultaneously, promote hydraulic cylinder 3's piston upward movement, this moment, two clamp arm 4 are respectively round the first round pin axle 9 anticlockwise rotation of homonymy, two clamp arm 4 relative one end are close to each other, thereby two clamp borer piece 5 are close to each other and accomplish the step-up of drilling rod, wherein, hydraulic cylinder 3's operating pressure is 5 tons, can step-up the drilling rod, hydraulic oil gets into two hydraulic cylinder 3's the pole chamber that has simultaneously, hydraulic cylinder 3's piston downstream, this moment, two clamp arm 4 are respectively round the first round pin axle 9 clockwise rotation of homonymy, two clamp arm 4 relative one end is kept away from each other, two clamp borer piece 5 keep away from each other and loosen the drilling rod.

Of course, the present invention is not limited to the above-described embodiments, and several other embodiments based on the design concept of the present invention are provided below.

For example, in other embodiments, different from the above-described embodiments, as shown in fig. 1 and fig. 2, a concave support plate 6 is arranged on a side of the first mounting plate 2 facing away from the second mounting plate, a support block 7 is arranged in a groove of the concave support plate 6, a second through hole 701 for passing a drill rod is arranged in the support block 7, by arranging the support block 7 and the second through hole 701, the drill rod passes through the second through hole 701 of the support block 7 when the drill rod moves, and the support block 7 plays a role of centering the drill rod.

It should be noted that the above embodiments are only used for illustrating the present invention, but the present invention is not limited to the above embodiments, and any simple modification, equivalent change and modification made to the above embodiments by the technical spirit of the present invention all fall into the protection scope of the present invention.

Claims

1. The utility model provides a drill jumbo presss from both sides borer mechanism which characterized in that includes: the clamping device comprises a first mounting plate (2) and a second mounting plate (1) which are oppositely arranged, wherein the first mounting plate (2) and the second mounting plate (1) are oppositely hinged with two clamping arms (4), and clamping drill blocks (5) are respectively arranged at the opposite ends of the two clamping arms (4);

the two driving mechanisms are oppositely arranged between the first mounting plate (2) and the second mounting clamping plate (1), and respectively drive the two clamping arms (4) to rotate forwards or backwards, so that the two clamping drill rod blocks (5) are close to or far away from each other, and the drill rod is clamped or loosened.

2. The drill rod clamping mechanism of the drill jumbo as recited in claim 1, wherein: the clamping opening of the clamping drill rod block (5) is formed by connecting round edges with different diameters.

3. The drill clamping mechanism of the drill jumbo according to claim 2, characterized in that: the height of the first mounting plate (2) is larger than that of the second mounting plate, and a first through hole (201) for a drill rod to pass through is formed in the first mounting plate (2).

4. The drill clamping mechanism of the drill jumbo according to claim 3, characterized in that: one side of the first mounting plate (2) departing from the second mounting plate is provided with a concave supporting plate (6), a supporting block (7) is arranged in a groove of the concave supporting plate (6), and a second through hole (701) for a drill rod to pass through is arranged in the supporting block (7).

5. A drill rod clamping mechanism of a rock drilling rig as claimed in claim 4, wherein: one side that first mounting panel (2) deviate from the second mounting panel is equipped with rubber top dish (8), rubber top dish (8) are located spill backup pad (6) below.

6. The drill rod clamping mechanism of the drill jumbo as recited in claim 1, wherein: the clamping arm (4) is T-shaped and comprises a horizontal portion and a vertical portion, the vertical portion of the clamping arm (4) is hinged to the first mounting plate (2) and the second mounting clamping plate (1) through a first pin shaft (9), and the two clamping drill blocks (5) are respectively arranged at one ends, opposite to the horizontal portions, of the two clamping arms (4).

7. A drill rod clamping mechanism of a rock drilling rig as claimed in claim 6, wherein: the driving mechanism comprises hydraulic oil cylinders (3), and the ends, back to back, of the horizontal parts of the two clamping arms (4) are hinged to the end parts of piston rods of the two hydraulic oil cylinders (3) through second pin shafts (10).

8. The drill clamping mechanism of the drill jumbo according to claim 7, wherein: the opposite ends of the horizontal parts of the two clamping arms (4) are respectively provided with an arc-shaped groove for installing the clamping rod block (5), and the concave surfaces of the two arc-shaped grooves are oppositely arranged.