CN215213389U

CN215213389U - Core drill drilling device capable of pushing core

Info

Publication number: CN215213389U
Application number: CN202120595080.5U
Authority: CN
Inventors: 金强
Original assignee: Chongqing Huatung Intelligent Equipment Co ltd
Current assignee: Chongqing Huatung Intelligent Equipment Co ltd
Priority date: 2021-03-24
Filing date: 2021-03-24
Publication date: 2021-12-17
Anticipated expiration: 2031-03-24

Abstract

The utility model relates to an engineering machine tool technical field, concretely relates to core drill rig that fetches into of core can push away creeps into device, include: the core drill bit rotary power mechanism is fixedly arranged on the surface of the core pushing driving mechanism, the pushing mechanism is in power connection with the output end of the core drill bit rotary power mechanism, the pushing mechanism penetrates through the drilling pushing seat to be in sliding connection in the main shaft and is meshed with the main shaft in the circumferential direction, and the main shaft is in power connection with the core drill bit; one side of the guide rail is provided with a rack, the core pushing driving mechanism and the drilling driving mechanism are meshed on the rack and are connected to the surface of the guide rail in a sliding manner, the core taking drill bit rotating power mechanism is fixedly arranged on the core pushing driving mechanism, and the drilling propulsion seat is fixedly arranged on the drilling driving mechanism. The utility model discloses can realize semi-automatically, get the core fully-automatically even, improve the efficiency of getting the core operation.

Description

Core drill drilling device capable of pushing core

Technical Field

The utility model relates to an engineering machine tool technical field, concretely relates to core drill rig that takes core creeps into device that can push away the core.

Background

Coring drilling machines are used in a large number of projects, such as geological exploration, tunneling, pile foundation excavation and the like, and are required to be used. The principle of coring drilling machine is mainly that the coring bit is used to cut into rock or mix earth, as shown in figure 1, the drilling device of the conventional coring drilling machine is shown, the coring bit is positioned on one side of the gear box, the power source of the coring bit is positioned on the other side of the gear box, the power source drives the coring bit to rotate and cut rock through the gear box, and the coring drilling device drives the gear box to move back and forth, thereby driving the coring bit to cut into rock. The core bit is all made by longer hollow steel pipe, and when the drill bit cut into the rock, met rock crack circumstances such as, the rock core can break in the core bit, for next step's operation, must take out the rock core from the core bit. Because the rock core external diameter is less than coring bit steel pipe internal diameter, the rock core can be crooked in coring bit, and the irregularity of rock core in addition to and a large amount of stones, things such as mud that mix with in the coring bit for it is not easy to core. The conventional method is to knock the coring bit to shake the coring, or to split the coring bit into two halves to take out the core, which is time-consuming and labor-consuming, and cannot be operated continuously, thus bringing great difficulty to the coring operation.

In view of this, it is desirable to design a core drilling machine drilling device capable of pushing cores, which can realize semi-automatic or even full-automatic coring and improve the efficiency of coring operation.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects of the prior art, the utility model aims to provide a core drill that can push away core creeps into device can realize semi-automaticly, and full-automatic coring even improves the efficiency of coring operation.

In order to realize the above object, the technical scheme of the utility model is that: a core-pulling core drill drilling apparatus comprising: the core drill bit rotary power mechanism is fixedly arranged on the surface of the core pushing driving mechanism, the pushing mechanism is in power connection with the output end of the core drill bit rotary power mechanism, the pushing mechanism penetrates through the drilling pushing seat to be in sliding connection in the main shaft and is meshed with the main shaft in the circumferential direction, and the main shaft is in power connection with the core drill bit; the core drill bit rotary power mechanism is fixedly installed on the core pushing driving mechanism, and the drilling propulsion seat is fixedly installed on the drilling driving mechanism.

Further, the coring bit rotational power mechanism comprises: coring rotary power source and gear box, coring rotary power source's power take off end with the power input end power of gear box is connected, the power take off end of gear box with pushing equipment power is connected.

Further, the coring rotational power source may be configured to include: electric motors, hydraulic motors, pneumatic motors, and the like.

Further, the pushing mechanism includes: the core drill bit comprises a pushing rod and a pushing disc, wherein one end of the pushing rod is in power connection with the output end of the gear box, the other end of the pushing rod penetrates through the pushing seat and is in sliding connection with the inside of the main shaft, the pushing disc is fixedly connected with the inside of the main shaft, and the outside diameter of the pushing disc is matched with the inside diameter of the core drill bit.

Furthermore, the material pushing rod is connected in the main shaft in a sliding mode, the outer diameter of the material pushing rod is meshed with the inner diameter of the main shaft in the circumferential direction, and the material pushing rod cannot rotate relative to the main shaft and is connected with the main shaft in an axially sliding mode.

Furthermore, the section of the pushing rod can be designed into a quadrilateral shape, a pentagonal shape, a hexagonal shape and other geometric shapes, and the inner diameter shape of the main shaft is correspondingly matched with the section shape of the pushing rod; the material pushing rod and the main shaft can be connected with each other through a spline or a sliding key and other structures.

Further, the main shaft may be provided with a mounting flange at one end.

Furthermore, the core pushing driving mechanism and the drilling driving mechanism are internally provided with rotating shafts with gears, the gears are meshed with the racks, and the rotating shafts can be driven to rotate by manual driving or rotating executing elements such as motors, hydraulic motors, pneumatic motors and the like.

Furthermore, the core pushing driving mechanism and the drilling driving mechanism can be arranged into linear executing elements such as an oil cylinder or an air cylinder, and the core bit rotating power mechanism and the drilling propulsion seat are pushed by the oil cylinder or the air cylinder to move linearly along the guide rail.

Has the advantages that:

the utility model provides a core-pulling core drill drilling device, which separates the drill bit rotation power and the drilling power of the core drill; set up and push away the core device, utilize and push away core mechanism and both reach and push away the core and get the effect of material and can transmit rotatory power again, push away core actuating mechanism and creep into actuating mechanism through nimble removal, realize the difference and push away the core operation demand, greatly satisfied the demand of site operation, had stronger practicality.

Drawings

FIG. 1 is a schematic diagram of a conventional coring drill;

FIG. 2 is a schematic structural view of a core drill drilling device of the present invention;

FIG. 3 is a schematic diagram of a core pushing state of a pushing mechanism of a core pushing core driller drilling device of the present invention;

the labels in the figure are: 1-core bit rotary power mechanism, 2-guide rail, 3-core pushing driving mechanism, 4-drilling driving mechanism, 5-pushing mechanism, 6-drilling pushing seat, 7-main shaft, 8-core bit, 9-rotating shaft, 11-core rotary power source, 12-gear box, 21-rack, 51-pushing rod, 52-pushing disk and 91-gear.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments obtained by a person skilled in the art based on the embodiments of the present invention belong to the protection scope of the present invention.

As shown in the figure, the utility model discloses a core drill rig that fetches in of core can push away creeps into device, include: the core drill bit driving mechanism comprises a core drill bit rotating power mechanism 1, a guide rail 2, a drilling driving mechanism 4, a core pushing driving mechanism 3, a material pushing mechanism 5, a drilling pushing seat 6, a spindle 7 and a core drill bit 8, wherein the core drill bit rotating power mechanism 1 is fixedly arranged on the surface of the core pushing driving mechanism 3, the material pushing mechanism 5 is in power connection with the output end of the core drill bit rotating power mechanism 1, the material pushing mechanism 5 penetrates through the drilling pushing seat 6 to be in sliding connection in the spindle 7 and is meshed with the spindle 7 in the circumferential direction, and the spindle 7 is in power connection with the core drill bit 8; the bottom of the guide rail 2 is provided with a rack 21, the core pushing driving mechanism 3 and the drilling driving mechanism 4 are meshed on the rack 21 and are in sliding connection with the surface of the guide rail 2, the core taking drill bit rotary power mechanism 1 is fixedly arranged on the core pushing driving mechanism, and the drilling propulsion seat 6 is fixedly arranged on the drilling driving mechanism 4.

In this embodiment, the coring bit rotational power mechanism 1 includes: coring rotary power source 11 and gear box 12, coring rotary power source 11's power take off end with gear box 12's power input end power is connected, gear box 12's power take off end with 5 power connection of pushing equipment.

In this embodiment, the coring rotational power source 11 may be provided to include: electric motors, hydraulic motors, pneumatic motors, and the like.

In this embodiment, the pushing mechanism 5 includes: the core drill comprises a material pushing rod 51 and a material pushing disc 52, wherein one end of the material pushing rod 51 is in power connection with the gear box 12, the other end of the material pushing rod 51 penetrates through the pushing seat and is in sliding connection with the inside of the main shaft 7 and fixedly connected with the material pushing disc 52, and the outer diameter of the material pushing disc 52 is matched with the inner diameter of the core drill bit 8.

In this embodiment, the material pushing rod 51 is slidably connected in the main shaft 7, the outer diameter of the material pushing rod 51 is circumferentially engaged with the inner diameter of the main shaft 7, and the material pushing rod 51 is connected to each other in a manner that the material pushing rod is not rotatable relative to the main shaft 7 and is only axially slidable.

In this embodiment, the cross section of the material pushing rod 51 may be set to be a quadrilateral, a pentagon, a hexagon, or other geometric shapes, and the inner diameter shape of the main shaft 7 is correspondingly matched with the cross section shape of the material pushing rod 51; the material pushing rod 51 and the main shaft 7 can be connected with each other through a spline or a sliding key and the like.

In this embodiment, the main shaft 7 may be provided with a mounting flange at one end.

In this embodiment, the core pushing driving mechanism 3 and the drilling driving mechanism 4 are both provided with a rotating shaft 9 with a gear 91, the gear 91 is engaged with the rack 21, and the rotating shaft 9 can be driven to rotate by manual driving or by rotating executing elements such as an electric motor, a hydraulic motor, a pneumatic motor, and the like.

In this embodiment, the core pushing driving mechanism 3 and the drilling driving mechanism 4 may be configured as linear actuators such as an oil cylinder or an air cylinder, and the core bit rotating power mechanism 1 and the drilling propulsion base 6 are pushed by the oil cylinder or the air cylinder to move linearly along the guide rail 2.

Example 1

As shown in fig. 3, the rotary power source of the coring bit 8 is installed at one side of the gear box 12 and serves as a power input source of the gear box 12, the other side of the gear box 12 serves as a power output end of the gear box 12, a pushing rod 51 is connected with power, the rotary power source of the coring bit 8 drives the gear box 12 to work, the output end of the gear box 12 drives the pushing rod 51 to rotate, a pushing disc 52 is fixedly installed at the other end of the pushing rod 51, and the outer diameter of the pushing disc 52 is matched with the inner diameter of the coring bit 8. Because gear box 12 and the fixed connection of core drive mechanism 3 push away, push away

core drive mechanism

3 and 2 sliding connection of guide rail, it can be along 2 axial slideings to push away core drive mechanism 3, fixed mounting has rack 21 on the guide rail 2, the gear 91 and the rack 21 meshing that set up in the core drive mechanism 3 of pushing away, consequently, it can drive gear box 12 and remove on guide rail 2 to push away core drive mechanism 3, thereby drive ejector beam 51 and remove on guide rail 2, thereby drive material pushing plate 52 and remove in coring bit 8.

The core drill bit 8 is fixedly connected to one end of the main shaft 7, the main shaft 7 is rotatably connected to the interior of the drilling propulsion seat 6, the drilling propulsion seat 6 is fixedly connected with the drilling driving mechanism 4, the drilling driving mechanism 4 is slidably connected with the guide rail 2, the drilling driving mechanism 4 can axially slide along the guide rail 2, a rack 21 is fixedly mounted on the guide rail 2, a gear 91 is arranged in the drilling driving mechanism 4, and the gear 91 is meshed with the rack 21. Therefore, the drilling driving mechanism 4 drives the drilling propulsion base 6 to move on the guide rail 2, so as to drive the core bit 8 to move on the guide rail 2, and further drive the core bit 8 to drill into the rock.

Preferably, the core pushing driving mechanism 3 is fixed, and the drilling driving mechanism 4 drives the coring bit 8 to advance, so that drilling and coring are realized; the drilling propulsion mechanism drives the coring bit 8 to push backwards, and at the moment, the material pushing disc 52 is fixed, so that the core in the coring bit 8 is pushed out of the coring bit 8 by the material pushing disc 52, and the purpose of core pushing is achieved.

Further, the core pushing driving mechanism 3 is fixed at different positions, so that the material pushing disc 52 is also fixed at different positions, the position of the core pushing core bit 8 can be controlled, and different field requirements can be met.

Preferably, the drilling driving mechanism 4 is fixed, and the core pushing driving mechanism 3 moves forward, so that the material pushing disc 52 can be driven to move forward in the core bit 8, and the core in the core bit 8 can be pushed out.

Example 2

As shown in fig. 3, the pusher rod 51 is mounted in the main shaft 7 so as to be slidable only in the axial direction of the main shaft 7. By designing the shape of the material pushing rod 51 and the shape of the inner hole of the main shaft 7, the material pushing rod 51 and the main shaft 7 can not rotate relatively and can only slide axially.

Preferably, the cross-sectional shape of the ejector rod 51 can be a quadrilateral, a pentagon, a hexagon and the like, and the inner hole of the main shaft 7 is a corresponding shape which is engaged with the ejector rod 51 in the circumferential direction, so that the ejector rod 51 and the main shaft 7 cannot rotate relative to each other but can only slide axially relative to each other.

Preferably, the material pushing rod 51 and the main shaft 7 can be connected with each other by a spline or a sliding key, so that the material pushing rod 51 and the main shaft 7 cannot rotate relatively and can only slide axially with each other.

Further, by the connection structure between the above material pushing rod 51 and the main shaft 7, by using the connection mode that the material pushing rod 51 and the main shaft 7 cannot rotate relatively and can only slide axially, under the condition that the material pushing rod 51 and the main shaft 7 are engaged, the material pushing rod 51 cannot rotate relative to the main shaft 7, and further, the output power of the gear box 12 is transmitted to the main shaft 7 through the material pushing rod 51, and because the main shaft 7 is fixedly connected with the coring bit 8, the coring bit 8 is driven to rotate by the main shaft 7, so that the coring of the cut rock is realized.

Example 3

As shown in FIG. 3, the pushing rod 51 can only be installed in the mounting flange at one end of the coring bit 8 in a manner of sliding along the axial direction of the coring bit 8, and the pushing rod 51 and the coring bit 8 can only slide in the axial direction without relative rotation by designing the cross-sectional shape of the pushing rod 51 and the inner hole shape of the mounting flange.

Preferably, the cross-sectional shape of the material pushing rod 51 can be set to be a quadrilateral, a pentagon, a hexagon and the like, and the inner hole of the mounting flange is set to be a corresponding shape which is meshed with the material pushing rod 51 in the circumferential direction, so that the material pushing rod 51 and the core bit 8 cannot rotate relative to each other and can only slide axially relative to each other.

Preferably, the material pushing rod 51 and the mounting flange can be connected with each other by a spline or a sliding key, so that the material pushing rod 51 and the coring bit 8 cannot rotate relative to each other but can only slide axially relative to each other.

The utility model provides a core-pulling core drill drilling device, which separates the drill bit rotation power and the drilling power of the core drill; set up and push away the core device, utilize and push away core mechanism and both reached and push away the core and get the effect of material and can transmit rotatory power again, push away core actuating mechanism 3 and creep into actuating mechanism 4 through nimble removal, realize the difference and push away the core operation demand, greatly satisfied the demand of site operation, had stronger practicality, had certain marketing prospect.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and all modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A core-pulling core drill drilling apparatus comprising: coring bit rotary power mechanism (1), guide rail (2), drilling drive mechanism (4), push away core drive mechanism (3), pushing equipment (5), creep into and advance seat (6), main shaft (7) and coring bit (8), its characterized in that, coring bit rotary power mechanism (1) fixed mounting in push away core drive mechanism (3) surface, pushing equipment (5) power is connected in coring bit rotary power mechanism (1) output, pushing equipment (5) pass the drilling advance seat (6) sliding connection in main shaft (7) and with main shaft (7) circumference meshing, main shaft (7) with coring bit (8) power is connected; guide rail (2) bottom is provided with rack (21), push away core actuating mechanism (3) with it is in to creep into actuating mechanism (4) meshing rack (21) are last and sliding connection be in guide rail (2) surface, core bit rotary power unit (1) fixed mounting is in push away on the core actuating mechanism, it advances seat (6) fixed mounting to creep into actuating mechanism (4).

2. Core drill drilling device according to claim 1, characterized in that the core drill bit rotary power mechanism (1) comprises: coring rotary power source (11) and gear box (12), the power take off of coring rotary power source (11) with the power input end power of gear box (12) is connected, the power take off of gear box (12) with pushing equipment (5) power is connected.

3. A core-pulling core drill drilling device according to claim 2, characterized in that the core-pulling rotary power source (11) is provided comprising: an electric motor or a rotary actuator of a hydraulic or pneumatic motor.

4. A core-pushable core drill drilling device according to claim 3, wherein the pushing mechanism (5) comprises: ejector pin (51) and pushing disc (52), ejector pin (51) one end power connect in gear box (12), ejector pin (51) other end passes advance seat and sliding connection in main shaft (7) and with push away charging disc (52) fixed connection, push away charging disc (52) external diameter with core bit (8) internal diameter cooperatees.

5. A core-pushing core drill drilling device according to claim 4, characterized in that the ejector rod (51) is slidably connected within the main shaft (7), the outer diameter of the ejector rod (51) circumferentially engages with the inner diameter of the main shaft (7), the ejector rods (51) are non-rotatable relative to the main shaft (7) and only axially slidably connected to each other.

6. A core-pushing core drill drilling device as claimed in claim 5, characterized in that the cross section of the material pushing rod (51) can be set to be a quadrilateral, a pentagon, a hexagon and the like geometric shapes, and the inner diameter shape of the main shaft (7) is correspondingly matched with the cross section shape of the material pushing rod (51); the material pushing rod (51) and the main shaft (7) can be connected with each other through structures such as splines or sliding keys.

7. A core-pulling core drill drilling device according to claim 6, characterized in that the main shaft (7) is provided with a mounting flange at one end.

8. A core-pushing core drill drilling device according to claim 7, characterized in that a rotating shaft (9) with a gear (91) is arranged in each of the core-pushing driving mechanism (3) and the drilling driving mechanism (4), the gear (91) is meshed with the rack (21), and the rotating shaft (9) is driven to rotate by a manual drive or a rotary actuator of an electric motor or a hydraulic motor or a pneumatic motor.

9. A core-pushing core drill drilling device according to claim 8, characterized in that the core-pushing driving mechanism (3) and the drilling driving mechanism (4) are arranged as linear actuators of a cylinder or a pneumatic cylinder, and the core bit rotary power mechanism (1) and the drilling propulsion seat (6) are pushed by the cylinder or the pneumatic cylinder to move linearly along the guide rail (2).