CN210948541U

CN210948541U - Mining is with (holding) chuck subassembly of gallery rig

Info

Publication number: CN210948541U
Application number: CN201921965163.8U
Authority: CN
Inventors: 朱培宾; 朱锐超; 王平
Original assignee: Qingdao Henglida Drilling Machine Co ltd
Current assignee: Qingdao Henglida Drilling Machine Co ltd
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-07-07
Anticipated expiration: 2029-11-14

Abstract

The utility model discloses a mining is with (holding) chuck subassembly of gallery rig, including the chuck lid, the chuck lid has the (holding) chuck casing through the fix with screw, the inside both sides of (holding) chuck casing are fixed with a set of slips subassembly mechanism respectively through the screw, every slips subassembly mechanism of group periphery is equipped with a set of gum cover respectively, the inside a set of endotheca that is provided with respectively of every group gum cover, every group gum cover top is provided with a set of gum cover gland respectively, (holding) chuck casing left side is provided with positioning mechanism, (holding) chuck casing right side is provided with first interior hexagonal screw, both ends are provided with a set of second interior hexagonal screw respectively about the (holding) chuck lid, endotheca one end is provided with two sets of steel balls, the utility model discloses the change of reducible vulnerable part alleviates intensity of labour, has improved work efficiency, and has strengthened the clamp.

Description

Mining is with (holding) chuck subassembly of gallery rig

Technical Field

The utility model relates to a rig spare part processing technology field specifically is an excavation rig (holding) chuck subassembly device for mining.

Background

The tunnel drilling machine is a drilling machine specially used for drilling in an underground roadway or tunnel, has the characteristics of good disassembly property and light components, the drilling direction can be conveniently adjusted within the range of 0-360 degrees, and the drilling machine is generally provided with a chuck which is mainly used for protecting a drill rod in a hole and preventing the drill rod from sliding or is matched with a power head to automatically disassemble the drill rod. The chuck is widely adopted due to the fact that the chuck is simple and convenient to use and large in clamping force, but the periphery of an existing chuck shell is wrapped by a rubber sleeve, so that the chuck is poor in durability, equipment is prone to failure, working efficiency is low, and the slip assembly mechanism is poor in clamping effect due to the fact that the rubber sleeve extruding device is adopted, and working quality is affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an excavation drill (holding) chuck subassembly is used in mining through cancellation (holding) chuck casing peripheral rubber sleeve, makes the reinforcing of equipment durability, has reduced the change of vulnerable part, has alleviateed intensity of labour, has improved work efficiency, and slips subassembly mechanism adopts hydro-cylinder clamping device, and the clamp force is bigger, has promoted operating mass to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an excavation drill (ing) machine (holding) chuck subassembly for mining, includes the chuck lid, the chuck is covered and is fixed with the (holding) chuck casing through second hexagon socket head cap screw, the inside slips subassembly mechanism that is provided with of (holding) chuck casing, slips subassembly mechanism peripheral cover is equipped with the gum cover, the inside a set of endotheca that is provided with respectively of gum cover, the gum cover top is provided with the gum cover gland, (holding) chuck casing left side is provided with positioning mechanism, (holding) chuck casing right side is provided with first hexagon socket head cap screw, endotheca one end is provided with two sets.

Preferably, slips subassembly mechanism includes locating plate, clamping jaw and spring, the locating plate intermediate position is fixed with the clamping jaw through the screw, the clamping jaw four sides is provided with a set of spring respectively.

Preferably, the positioning mechanism comprises a positioning pin and a positioning groove, and the positioning pin is fixed in the positioning groove through a screw.

Preferably, a first O-shaped sealing ring is arranged at the contact position of the rubber sleeve and the chuck shell.

Preferably, a second O-shaped sealing ring is fixed at the other end of the inner sleeve through an adhesive.

Preferably, a set of third O-ring seals is fixed to the upper and lower ends of the chuck housing by an adhesive.

Compared with the prior art, the beneficial effects of the utility model are that:

1. by eliminating the peripheral rubber sleeve of the chuck shell, the durability of the equipment is enhanced, the replacement of easily damaged parts is reduced, the labor intensity is reduced, and the working efficiency is improved;

2. the slip assembly mechanism adopts an oil cylinder clamping device, so that the clamping force is larger, and the working quality is improved.

Drawings

Fig. 1 is a schematic sectional top view of the present invention;

FIG. 2 is a schematic bottom view of the slip assembly mechanism of the present invention;

FIG. 3 is a schematic top view of the chuck housing of the present invention;

fig. 4 is a schematic top view of the chuck cover of the present invention.

In the figure: 1. a chuck cover; 2. a chuck housing; 3. a rubber sleeve; 4. a slip assembly mechanism; 41. positioning a plate; 42. a clamping jaw; 43. a spring; 5. an inner sleeve; 6. a rubber sleeve gland bush; 7. positioning pins; 71. positioning pins; 72. positioning a groove; 8. a first O-ring seal; 9. a second O-ring seal; 10. a first socket head cap screw; 11. a second socket head cap screw; 12. a third O-ring seal; 13. and (5) steel balls.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution:

an underground drill chuck assembly for mining comprises a chuck cover 1, a chuck shell 2 is fixed on the chuck cover 1 through a second inner hexagon screw 11, a slip assembly mechanism 4 is arranged inside the chuck shell 2, four groups of slip assembly mechanisms 4 are used for enhancing the gripping force, an oil cylinder clamping device is adopted, each group comprises a positioning plate 41, a clamping jaw 42 and a spring 43, the positioning plate 41 is arranged in the chuck shell 2, the clamping jaw 42 is fixed at the middle position of the positioning plate 41 through a screw, the spring 43 is arranged between every two groups of slip assembly mechanisms 4, in order to avoid the damage of external vibration, dust and debris, a group of rubber sleeves 3 are respectively sleeved on the periphery of every group of slip assembly mechanisms 4, a group of inner sleeves 5 are respectively arranged inside every group of rubber sleeves 3, a group of rubber sleeve pressing covers 6 are respectively arranged above every group of rubber sleeves 3, and the external dust and debris can be prevented from falling on the rubber sleeves 6, simultaneously for the position of adjustment and location slips subassembly, the (holding) chuck casing 2 left side is provided with positioning mechanism 7, positioning mechanism 7 includes locating pin 71 and constant head tank 72, the constant head tank 72 is inside to be fixed with locating pin 71 through the fix with screw, for the convenience with external device fixed connection, the (holding) chuck casing 2 right side is provided with first socket head cap screw 10, and both ends are provided with a set of second socket head cap screw 11 respectively about the (holding) chuck lid 1, endotheca 5 one end is provided with two sets of steel balls 13, the other end is fixed with second O shape sealing washer 9 through the adhesive, can place outside vibration and dust piece and fall into inside.

In order to prevent external vibration and dust debris from falling into the device, a first O-shaped sealing ring 8 is arranged at the contact position of the rubber sleeve 3 and the chuck shell 2, a second O-shaped sealing ring 9 is fixed at the other end of the inner sleeve 5 through an adhesive, and a group of third O-shaped sealing rings 12 are respectively fixed at the upper end and the lower end of the chuck shell 2 through the adhesive.

The working principle is as follows:

after the device is started, power is transmitted to the slip assembly mechanism 4 through high-pressure oil in the oil cylinder, the power is distributed to the spring 43 through the slip assembly mechanism 4, the state of the clamping claw 43 is controlled by the extension and contraction of the spring 43, the clamping force can be changed by adjusting the oil pressure of the high-pressure oil, the required clamping force is achieved, after the device is used, the device is required to be closed in time, and equipment is maintained periodically.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A chuck assembly of an underground boring machine for mining, comprising a chuck cover (1), characterized in that: chuck cover (1) is gone up and is fixed with (holding) chuck casing (2) through second hexagon socket head cap screw (11), the inside slips subassembly mechanism (4) that is provided with of (holding) chuck casing (2), slips subassembly mechanism (4) peripheral cover is equipped with gum cover (3), gum cover (3) inside is provided with a set of endotheca (5) respectively, gum cover (3) top is provided with gum cover gland (6), (holding) chuck casing (2) left side is provided with positioning mechanism (7), (holding) chuck casing (2) right side is provided with first hexagon socket head cap screw (10), endotheca (5) one end is provided with two sets of steel ball (13).

2. A chuck assembly of an underground boring machine for mining according to claim 1, wherein: slips subassembly mechanism (4) are including locating plate (41), clamping jaw (42) and spring (43), the inside locating plate (41) that is provided with of (holding) chuck casing (2), locating plate (41) intermediate position is fixed with clamping jaw (42) through the screw, every slips subassembly mechanism of group (4) all through spring (43) fixed connection.

3. A chuck assembly of an underground boring machine for mining according to claim 1, wherein: the positioning mechanism (7) comprises a positioning pin (71) and a positioning groove (72), and the positioning pin (71) is fixed in the positioning groove (72) through a screw.

4. A chuck assembly of an underground boring machine for mining according to claim 1, wherein: and a first O-shaped sealing ring (8) is arranged at the contact position of the rubber sleeve (3) and the chuck shell (2).

5. A chuck assembly of an underground boring machine for mining according to claim 1, wherein: and a second O-shaped sealing ring (9) is fixed at the other end of the inner sleeve (5) through an adhesive.

6. A chuck assembly of an underground boring machine for mining according to claim 1, wherein: and the upper end and the lower end of the chuck shell (2) are respectively fixed with a group of third O-shaped sealing rings (12) through adhesives.