CN219213649U - A multi-station concrete drilling machine - Google Patents

Abstract

The utility model belongs to the technical field of concrete drilling equipment, in particular to a multi-station concrete drilling machine, comprising: a drilling base, a rectangular installation cavity is arranged in the middle of the drilling base; the rectangular installation cavity penetrates the drill The upper and lower sides of the hole abutment are provided with a plurality of drilling stations inside the rectangular installation cavity; the rear support column is slidably arranged on the rear side of the rear support column, and can provide the rear side of the drill abutment Ground support; the drilling base can move up and down vertically relative to the rear support column; each drilling station is equipped with a drilling mechanism, and the two adjacent drilling mechanisms are connected by a linkage belt. Driven synchronously, each drilling mechanism can be disassembled to adjust the front and rear positions or/and left and right positions of each drilling mechanism. The structure in this solution can realize multi-station synchronous drilling through multiple drilling mechanisms arranged on the drilling base, and effectively improve the drilling speed.

Description

A multi-station concrete drilling machine

technical field

The utility model belongs to the technical field of concrete drilling equipment, in particular to a multi-station concrete drilling machine.

Background technique

In highways and other places, the edge of the road often has a concrete foundation, and in order to install the guardrail, it is often necessary to drill holes in the concrete; in the existing equipment, it is often necessary to use a cement drill to drill holes, and its drilling efficiency is low , and requires workers to perform real-time operations, which consumes a lot of energy for workers, and it is also easy to cause inconsistencies and uneven spacing between the holes because of workers' operating errors.

Therefore, it is necessary to design a device capable of multi-station drilling of concrete, which simplifies the difficulty of drilling concrete, and also reduces the problem of inconsistent hole spacing caused by human error.

Utility model content

In order to solve the problem of low efficiency of manually punching holes in concrete, this solution provides a multi-station concrete drilling machine.

The technical scheme adopted in the utility model is:

A multi-station concrete drilling machine, comprising:

The drilling abutment is provided with a rectangular installation cavity in the middle of the drilling abutment; the rectangular installation cavity runs through the upper and lower sides of the drilling abutment, and a plurality of drilling stations are arranged inside the rectangular installation cavity;

The rear support column is slidably arranged on the rear side of the rear support column, and can provide ground support for the rear side of the drilling abutment; the drilling abutment can vertically lift relative to the rear support column;

A drilling mechanism is provided at each drilling station, and multiple drilling mechanisms are arranged along the long side of the rectangular installation cavity, and the two adjacent drilling mechanisms are synchronously driven by a linkage belt. Each drilling mechanism can be disassembled to adjust the front and rear positions or/and left and right positions of each drilling mechanism;

A driving motor is installed on the drilling base, and the driving motor can drive the drilling mechanism through a driving belt. In the above structure, the rectangular installation cavity provided on the drilling base can be used for the installation of multiple drilling mechanisms, so as to facilitate the realization of multi-station synchronous drilling and effectively improve the drilling speed. In addition, the fixed While the drilling mechanism is drilling synchronously, it can also support each other, which can make the level of the drilling abutment higher during use, thereby reducing the expansion of the hole or the fracture of the drill body caused by the skew of the drill bit of the drilling mechanism In addition, since the drilling abutment moves down horizontally during the drilling process, the rear support column only needs to support the edge of the drilling abutment to stabilize the horizontality of the drilling abutment, without The rear support column provides the down pressure and the down force during drilling, thereby simplifying the structure of the rear support column and reducing the overall weight of the equipment.

As an alternative structure or supplementary design of the above-mentioned multi-station concrete drilling machine: the drilling mechanism includes a drill shaft sleeve and a drill shaft body, and the drill shaft body is rotatably connected to the drill shaft sleeve. A U-shaped groove is arranged on the front side or the rear side of the drill shaft sleeve, so that the drill shaft sleeve can be snapped to the long side of the rectangular installation cavity. The U-shaped groove is a horizontal groove, the upper part of the U-shaped groove is engaged with the upper edge of the rectangular installation cavity, and the lower part of the U-shaped groove is engaged with the lower edge of the rectangular installation cavity, so that it can be effectively limited to the drill bushing. The change of the vertical position of the seat relative to the drilling base is beneficial to the uniformity of the drilling depth of the drilling mechanism.

As an alternative structure or supplementary design of the above-mentioned multi-station concrete drilling machine: the drill shaft sleeve can be fixed on the long side of the rectangular installation cavity by bolts, so that the drill shaft sleeve is on the long side of the rectangular installation cavity The position of the position is adjustable; the connection between the drill shaft sleeve and the drilling base can be provided with a pad, so that the distance between the two adjacent drilling mechanisms can be adjusted. Bolts can be used to fix the drill shaft sleeves at different positions, which is beneficial to the distance adjustment of the two adjacent drilling mechanisms on the left and right, so as to achieve the purpose of hole distance adjustment. In addition, by changing the number or thickness of the pads, the distance between the drill shaft sleeve seat and the long side of the rectangular installation cavity can be adjusted, and the distance between the two adjacent drilling mechanisms can be adjusted. It can also achieve the purpose of adjusting the hole distance of the holes offered on the concrete.

As an alternative structure or supplementary design of the above-mentioned multi-station concrete drilling machine: a rod-shaped tensioning wheel frame distributed along the left and right directions is arranged on the upper part of the rectangular installation cavity; Tightening pulley; the front tensioning pulley is detachably connected to the tensioning pulley frame, and can adjust the left and right positions to press against the corresponding linkage belt.

As an alternative structure or supplementary design of the above-mentioned multi-station concrete drilling machine: a drill body is connected under each drill shaft body, the length of each drill body is the same, and the speed and direction of rotation of each drill body are the same; When the drill bit body opens a downward vertical hole on the concrete, each drill bit body supports each other so that the drilling abutment remains horizontal when descending.

As an alternative structure or supplementary design of the above-mentioned multi-station concrete drilling machine: a belt driven pulley is connected above each drill shaft body, and one or more belt grooves are arranged on the belt driven pulley, and the drive belt and the linkage belt can snap fit into the corresponding belt groove.

As an alternative structure or supplementary design of the above-mentioned multi-station concrete drilling machine: a motor mounting seat is provided on the rear side of the upper part of the drilling base, and there are one or more driving motors, each of which is connected to a driving motor through a driving belt. Or multiple drilling mechanisms; all driving motors are installed on the motor mounting base.

As an alternative structure or supplementary design of the above-mentioned multi-station concrete drilling machine: the driving motor simultaneously drives two left and right adjacent drilling mechanisms, and a second tensioning pulley is arranged at each driving belt, and each The second tensioner pulley has multiple mounting locations to enable it to bear against the outside of the drive belt. The same driving motor drives the two adjacent drilling mechanisms on the rear side of the drilling base, and these two drilling mechanisms drive the drilling mechanism on the front side, so that one driving motor simultaneously drives four The effect of the drilling mechanism, thereby reducing the usage of the driving motor, saves manufacturing costs and maintenance costs to a certain extent.

As an alternative structure or supplementary design of the above-mentioned multi-station concrete drilling machine: lifting guide rails are respectively arranged on the left and right sides of the front edge of the rear support column, and the lifting guide rails are engaged with the guide claws arranged on the rear side of the drilling base Coordination; a lifting control motor is arranged on the top of the rear support column, which is connected to and can drive the lifting transmission screw inside the rear support column; the external thread of the lifting transmission screw is matched with a lifting driven slide table, and the lifting driven The slide table is fixedly connected with the rear side of the drilling abutment, so as to control the lifting movement of the drilling abutment relative to the rear support column. Through the occlusal fit of the lifting guide rail and the guide claw buckle, when the two slide relative to each other, the guiding effect can be achieved, and because the lifting drive screw adopts the screw drive mode, the single lifting distance of the drilling abutment can be achieved It can reach the millimeter level, and the stability during the lifting process is also higher.

The lift control motor and drive motor can be replaced by separate hydrodynamic devices; the rear support column can be mounted for movement on a movable vehicle including but not limited to a pile driver.

As an alternative structure or supplementary design of the above-mentioned multi-station concrete drilling machine: a detachable front support foot is provided on the front side of the drilling base; the multi-station concrete drilling machine also includes an electric control box, The electric control box controls the power supply of the driving motor and the lifting control motor; each drilling mechanism is provided with a speed sensor, and when the speed of each drilling mechanism is out of sync, the electric control box will give an alarm.

The beneficial effects of the utility model are:

1. The structure in this scheme can realize multi-station synchronous drilling through multiple drilling mechanisms set on the drilling base, and effectively improve the drilling speed;

2. During the drilling process of the drilling machine in this scheme, multiple drilling mechanisms can support each other so that the drilling abutment remains horizontal. At the same time, the rear support column can also provide auxiliary support; thus using the drilling abutment itself The gravity realizes the pressing action during the drilling process, and because the angle of the drill body is always vertically downward, there is no need for workers to operate, which effectively reduces the energy consumption of workers and saves manpower.

3. The drilling mechanism in this solution can realize the adjustment of the left and right positions and the front and rear positions in the horizontal direction, so that the accurate drilling distance can be achieved according to the needs, and the corresponding hole spacing requirements of the drilling operation can be met.

Description of drawings

In order to more clearly illustrate the embodiment of the present solution or the technical solution in the prior art, the following briefly introduces the accompanying drawings that need to be used in the description of the embodiment or the prior art.

Fig. 1 is the top view structural diagram of multi-station concrete drilling machine in this scheme;

Fig. 2 is the top view structural diagram of multi-station concrete drilling machine in this scheme;

Figure 3 is a structural diagram of the electric control box.

In the figure: 1-front support foot; 2-drilling abutment; 21-rectangular installation cavity; 22-tensioner frame; 23-guiding claw buckle; 3-drilling mechanism; 31-drilling shaft sleeve; 32 -linkage belt; 33-front tensioning wheel; 34-belt driven wheel; 35-drill body; 4-drive motor; 41-drive belt; 5-motor mounting seat; 6-rear support column; 61-lifting drive screw ; 62-lift guide rail; 63-lift control motor; 64-lift driven slide table; 7-electric control box.

Detailed ways

The technical solution in this embodiment will be clearly and completely described below in conjunction with the accompanying drawings. The described embodiment is only a part of the embodiment, not all. Based on the embodiment in this solution, those of ordinary skill in the art will All other embodiments obtained under the premise of no creative work belong to the protection scope of this scheme.

In highways and other places, the edge of the road often has a concrete foundation, and in order to install the guardrail, it is often necessary to drill holes in the concrete; in the existing equipment, it is often necessary to use a cement drill to drill holes, and its drilling efficiency is low , and requires workers to perform real-time operations, which consumes a lot of energy for workers, and it is also easy to cause inconsistencies and uneven spacing between the holes because of workers' operating errors.

Example 1

As shown in Figures 1 to 3, a multi-station concrete drilling machine includes a drilling base 2, a rear support column 6, a drilling mechanism 3, a driving motor 4 and other components.

The drilling base 2 is in the shape of a square platform, and a rectangular installation cavity 21 is provided in the middle of the drilling base 2; the rectangular installation cavity 21 runs through the upper and lower sides of the drilling base 2, and is set inside the rectangular installation cavity 21 There are multiple drilling stations.

The rear support column 6 is slidably arranged on the rear side of the rear support column 6, and can provide ground support for the rear side of the drilling base 2; the drilling base 2 can vertically lift relative to the rear support column 6 ; The left and right sides of the rear support column 6 leading edge are respectively provided with lifting guide rails 62, the lifting guide rails 62 are engaged with the guide claw buckles 23 arranged on the rear side of the drilling base 2; Lifting control motor 63, this lifting control motor 63 is connected and can drive the lifting transmission screw mandrel 61 of back support column 6 inside; The rear side of the drilling base 2 is fixedly connected to control the lifting movement of the drilling base 2 relative to the rear support column 6 . Through the occlusal fit of the lifting guide rail 62 and the guide claw buckle 23, when the two slide relative to each other, the guiding effect can be achieved, and since the lifting drive screw 61 adopts a screw drive mode, the hole of the abutment 2 can be drilled. The single lifting distance can reach the millimeter level, and the stability during the lifting process is also higher.

A drilling mechanism 3 is arranged at each drilling station, and a plurality of drilling mechanisms 3 are arranged along the long side of the rectangular installation cavity 21, and two adjacent drilling mechanisms 3 are passed through a linkage belt. 32 are synchronously driven, and each drilling mechanism 3 is detachable to adjust the front and rear positions or/and left and right positions of each drilling mechanism 3;

The drilling mechanism 3 includes a drill shaft sleeve 31 and a drill shaft body, the drill shaft body is rotatably connected to the drill shaft sleeve 31, and the front or rear side of the drill shaft sleeve 31 is provided with a U-shaped grooves, so that the drill shaft sleeve 31 can snap into the long side of the rectangular mounting cavity 21 . The U-shaped groove is a horizontal groove, the upper part of the U-shaped groove is engaged with the upper edge of the rectangular installation cavity 21, and the lower part of the U-shaped groove is engaged with the lower edge of the rectangular installation cavity 21, so that the drill can be effectively restricted. The change of the vertical position of the sleeve seat 31 relative to the drilling base 2 is beneficial to the uniformity of the drilling depth of the drilling mechanism 3 .

The drill shaft sleeve 31 can be fixed at the long side of the rectangular installation cavity 21 by bolts, so that the position of the drill shaft sleeve 31 at the long side of the rectangular installation cavity 21 is adjustable; Pads can be provided at the connection with the drilling base 2 so that the distance between two adjacent drilling mechanisms 3 can be adjusted. The drill shaft housing 31 can be fixed at different positions by bolts, which is beneficial to the distance adjustment between the two adjacent drilling mechanisms 3 on the left and right, so as to achieve the purpose of hole distance adjustment. In addition, by changing the number or thickness of the pads, the distance between the drill shaft sleeve 31 and the long side of the rectangular installation cavity 21 can be adjusted, and the distance between the two adjacent drilling mechanisms 3 can be realized. Adjustment, this method can also achieve the purpose of adjusting the hole distance of the holes opened on the concrete.

The upper part of the rectangular installation cavity 21 is provided with a rod-shaped tensioner frame 22 distributed along the left-right direction; each linkage belt 32 is provided with a front tensioner 33; the front tensioner 33 is detachable It is connected to the tensioner frame 22 and can be adjusted left and right so as to be against the corresponding linkage belt 32 .

All be connected with a drill bit body 35 below each drill shaft body, the length of each drill bit body 35 is all the same, and the rotating speed of each drill bit body 35 is identical with turning to; Each drill bit body 35 supports each other to keep the drilling base 2 horizontal when descending.

A belt driven pulley 34 is connected above each drill shaft body, and one or more belt grooves are arranged on the belt driven pulley 34, and the driving belt 41 and the interlocking belt 32 can snap fit into the corresponding belt grooves.

A driving motor 4 is installed on the drilling base 2 , and the driving motor 4 can drive the drilling mechanism 3 through a driving belt 41 . Described driving motor 4 simultaneously drives two left and right adjacent drilling mechanism 3, all is provided with the second tensioning pulley at every drive belt 41 places, and every second tensioning pulley has a plurality of mounting positions to make it Can be pressed against the outside of the drive belt 41 . The same driving motor 4 drives the two adjacent drilling mechanisms 3 on the rear side of the drilling base 2, and these two drilling mechanisms 3 drive the drilling mechanism 3 on the front side, thereby achieving a driving The effect of the motor 4 driving the four drilling mechanisms 3 at the same time reduces the usage of the driving motor 4 and saves the manufacturing cost and the maintenance cost to a certain extent.

The rear side of the drilling base 2 top is provided with a motor mount 5, and the driving motor 4 has one or more, and each driving motor 4 is connected to one or more drilling mechanisms 3 by a driving belt 41; all driving motors 4 All are installed on the motor mount 5.

A detachable front support foot 1 is provided on the front side of the drilling base 2, and the front support foot 1 can be removed during the drilling process, and the front support foot 1 can be removed during the storage or transportation of the drilling base 2. The support foot 1 is installed on the front side of the drilling base 2, thereby protecting the drill bit body 35; the multi-station concrete drilling machine also includes an electric control box 7, and the electric control box 7 controls the lifting control motor 63 and the drive The motor 4 performs power supply control; each drilling mechanism 3 is provided with a rotational speed sensor, and when the 3 rotational speeds of each drilling mechanism are out of sync, the electric control box 7 will give an alarm, and the PLC, single-chip microcomputer or Controllers such as an industrial computer can also decelerate the drive motor 4 according to the corresponding rotating speed, thereby reducing the instantaneous impact of the hard steel bars or pebbles in the concrete on the drill body 35, effectively protecting the drill body 35.

In addition, the lifting control motor 63 and the driving motor 4 can be replaced by separate hydraulic power devices; the rear support column can be mounted on a movable vehicle for movement, the vehicle including but not limited to a pile driver.

Before the structure of this embodiment is used, the adjustment of the left and right positions and front and rear positions of the drill mechanism is realized by disassembling the drill shaft sleeve 31 first, and by adjusting the positions of the first tension pulley and the second tension pulley, the corresponding The drive belt 41 and the corresponding linkage belt 32 are under tension. When utilizing the drilling machine in this embodiment to punch holes, the front support foot 1 is removed so that the lower end of the drill body 35 of each drilling mechanism is in contact with the surface with the hole. After the drilling machine is started, each drilling mechanism can Multi-station synchronous drilling can effectively improve the drilling speed. Each drilling mechanism 3 can also achieve mutual support, so that the level of the drilling base 2 is higher during use, and simultaneously with the increase of the drilling depth on the concrete, the drilling base 2 and the rear support column 6 The relative position of the drilling base 2 also slides. As the drilling base 2 moves down horizontally during the drilling process, the support column 6 synchronously controls the rotation of the screw rod, thereby supporting the edge of the drilling base 2 and packaging the drilling base. 2 levels. During the drilling process, there is no need for workers to operate, and the workers only need to move the drilling machine to a new drilling position after the drilling is completed.

The above-mentioned embodiments are only examples for clearly illustrating, rather than limiting the implementation manners; it is not necessary and impossible to exhaustively enumerate all the implementation manners here. And the obvious changes or changes derived therefrom are still within the protection scope of the present technology.

Claims (10)

1. A multi-station concrete drilling machine, characterized in that: comprising: The drilling abutment (2) is provided with a rectangular installation cavity (21) in the middle of the drilling abutment (2); the rectangular installation cavity (21) runs through the upper and lower sides of the drilling abutment (2), and is installed The inner side of the cavity (21) is provided with a plurality of drilling stations; The rear support column (6) is slidably arranged on the rear side of the rear support column (6), and can provide ground support for the rear side of the drilling base (2); the drilling base (2) can be relatively The rear support column (6) moves vertically; A drilling mechanism (3) is arranged at each drilling station, and a plurality of drilling mechanisms (3) are arranged along the long side of the rectangular installation cavity (21), and the two adjacent drilling mechanisms (3) are synchronously driven by a linkage belt (32), and each drilling mechanism (3) is detachable to adjust the front and rear positions or/and left and right positions of each drilling mechanism (3); A driving motor (4) is installed on the drilling base (2), and the driving motor (4) can drive the drilling mechanism (3) through a driving belt (41). 2. The multi-station concrete drilling machine according to claim 1, characterized in that: the drilling mechanism (3) includes a drill shaft sleeve (31) and a drill shaft body, and the drill shaft body is rotatable Connected to the drill shaft sleeve (31), the front or rear side of the drill shaft sleeve (31) is provided with a U-shaped groove, so that the drill shaft sleeve (31) can be snapped into the rectangular installation cavity (21) at the long side. 3. The multi-station concrete drilling machine according to claim 2, characterized in that: the drill shaft sleeve (31) can be fixed to the long side of the rectangular mounting cavity (21) by bolts, so that the drill shaft The position of the sleeve seat (31) at the long side of the rectangular mounting cavity (21) is adjustable; the joint of the drill shaft sleeve seat (31) and the drilling base (2) can be provided with pads, so that the corresponding The distance between the adjacent two drilling mechanisms (3) is adjustable. 4. The multi-station concrete drilling machine according to claim 3, characterized in that: the upper part of the rectangular installation cavity (21) is provided with a rod-shaped tensioning wheel frame (22) distributed along the left and right directions; Each linkage belt (32) is provided with a front tension pulley (33); the front tension pulley (33) is detachably connected to the tension pulley frame (22), and can adjust the left and right positions, To push against the corresponding linkage belt (32). 5. multi-station concrete drilling machine according to claim 2, is characterized in that: a drill bit body (35) is connected below each drill shaft body, and the length of each drill bit body (35) is all the same, The rotating speed of each drill bit body (35) and turning to are identical; level. 6. The multi-station concrete drilling machine according to claim 2, characterized in that: above each drill shaft body Each is connected with a belt driven pulley (34), and one or more belt grooves are arranged on the belt driven pulley (34), and the drive belt (41) and the linkage belt (32) can snap fit into the corresponding belt grooves. 7. The multi-station concrete drilling machine according to claim 1, characterized in that: a motor mount (5) is provided on the rear side of the upper part of the drilling base (2), and the drive motor (4) has one or Multiple, each driving motor (4) is connected to one or more drilling mechanisms (3) by a driving belt (41); all driving motors (4) are installed on the motor mount (5). 8. The multi-station concrete drilling machine according to claim 6, characterized in that: the driving motor (4) simultaneously drives two adjacent drilling mechanisms (3) on the left and right, and each driving belt (41 ) places are provided with second tensioning pulleys, and each second tensioning pulley has a plurality of installation positions so that it can be pressed against the outside of the drive belt (41). 9. The multi-station concrete drilling machine according to claim 1, characterized in that: lifting guide rails (62) are respectively arranged on the left and right sides of the front edge of the rear support column (6), and the lifting guide rails (62) and The guide claw buckle (23) that is arranged on the back side of the drilling base (2) snaps into fit; a lifting control motor (63) is arranged on the top of the rear support column (6), and the lifting control motor (63) is connected and can drive The lifting drive screw mandrel (61) inside the back support column (6); The rear side of (2) is fixedly connected to control the lifting movement of the drilling abutment (2) relative to the rear support column (6); Alternatively; the rear support column (6) can be mounted for movement on a movable vehicle including but not limited to a pile driver. 10. The multi-station concrete drilling machine according to claim 9, characterized in that: a detachable front support foot (1) is provided on the front side of the drilling base (2); the multi-station concrete Drilling machine also includes electric control box (7), and described electric control box (7) carries out power supply control to lifting control motor (63) and driving motor (4); The speed sensor, when the speeds of each drilling mechanism (3) are out of sync, the electric control box (7) will give an alarm.

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