CN219131483U

CN219131483U - Core fixing and pipe locking device

Info

Publication number: CN219131483U
Application number: CN202223018478.6U
Authority: CN
Inventors: 罗胜嫦; 刘成; 钟韩虎
Original assignee: Guangzhou Yuetong Engineering Technology Co ltd
Current assignee: Guangzhou Yuetong Engineering Technology Co ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-06-06
Anticipated expiration: 2032-11-14

Abstract

The utility model relates to the technical field of holders, and discloses a core fixing and tube locking device, which comprises a shell; the utility model comprises a clamp spring, a drill sleeve, a shell, a chuck, a worm wheel, a worm, a drill rod, a base, a first left-right screw rod, a second left-right screw rod, a first sliding block and a second sliding block. The worm rotating end is connected with a hydraulic motor, the hydraulic motor starts to rotate the worm so as to enable a worm wheel arranged at the tail ends of the first left-right screw rod and the second left-right screw rod to move, the worm wheel rotates to drive the first left-right screw rod and the second left-right screw rod arranged on the base to move in the same direction and the same rotation speed at the same time, so that a first sliding block and a second sliding block arranged on the first left-right screw rod and the second left-right screw rod realize the same-speed movement in opposite directions, and a chuck arranged on the sliding block is used for clamping a drill rod, and the movement of clamping the drill rod is realized in a hydraulic motor mode.

Description

Core fixing and pipe locking device

Technical Field

The utility model relates to the technical field of holders, in particular to a core fixing and tube locking device.

Background

Currently, the most common grippers are of the hydraulic ram type. The hydraulic cylinder is not enough in stress condition, and unsafe phenomenon can occur. The hydraulic ram speed is difficult to control accurately, and can vary with temperature and wear, resulting in problems with sticking and slipping. The hydraulic cylinder is very sensitive to pollution, a fluid source needs to be maintained in time, a sealing element is easy to leak, and long-time inspection and maintenance are needed. The utility model provides a centering pipe locking device which aims at solving the defects of a hydraulic cylinder type clamp holder.

Disclosure of Invention

The utility model aims to provide a core fixing pipe locking device which is used for solving the problems of the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a decide core lock pipe device, includes the shell, the inside of shell rotates and is connected with first left and right-handed screw, the inside of shell rotates and is connected with the second left and right-handed screw, the surface threaded connection of first left and right-handed screw and second left and right-handed screw has first sliding block, the surface threaded connection of first left and right-handed screw and second left and right-handed screw has the second sliding block, the worm wheel has all been cup jointed on the surface of first left and right-handed screw and second left and right-handed screw, the inside of shell rotates and is connected with the worm, the surface and the worm wheel meshing of worm.

The utility model further provides that one side of each of the first sliding block and the second sliding block is bolted with a chuck.

The utility model is further arranged that the bottom of the shell is provided with a stand, and the top of the stand is bolted with the shell.

The utility model is further characterized in that a drill rod is arranged in the shell, and a drill sleeve is sleeved in the shell.

The utility model further provides that the inside of the drill sleeve is sleeved with the drill rod, and the top and the bottom of the drill sleeve are both bolted with snap springs.

Compared with the prior art, the utility model has the following beneficial effects:

the utility model comprises a clamp spring, a drill sleeve, a shell, a chuck, a worm wheel, a worm, a drill rod, a base, a first left-right screw rod, a second left-right screw rod, a first sliding block and a second sliding block. The worm rotating end is connected with a hydraulic motor, the hydraulic motor starts to rotate the worm so as to enable a worm wheel arranged at the tail ends of the first left-right screw rod and the second left-right screw rod to move, the worm wheel rotates to drive the first left-right screw rod and the second left-right screw rod arranged on the base to move in the same direction and the same rotation speed at the same time, so that a first sliding block and a second sliding block arranged on the first left-right screw rod and the second left-right screw rod realize the same-speed movement in opposite directions, and a chuck arranged on the sliding block is used for clamping a drill rod, and the movement of clamping the drill rod is realized in a hydraulic motor mode.

Drawings

FIG. 1 is a front cross-sectional view of the structure of the present utility model;

fig. 2 is a top cross-sectional view of the structure of the present utility model.

In the figure: 1. clamping springs; 2. a drill sleeve; 3. a housing; 4. a chuck; 5. a worm wheel; 6. a worm; 7. a drill rod; 8. a base; 9. a first left-right screw rod; 10. a second left-right screw rod; 11. a first slider; 12. and a second slider.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1:

referring to fig. 1 and 2, a fixed core locking pipe device includes a housing 3, a first left-right screw rod 9 is rotatably connected in the housing 3, a second left-right screw rod 10 is rotatably connected in the housing 3, a first sliding block 11 is screwed on the surfaces of the first left-right screw rod 9 and the second left-right screw rod 10, a second sliding block 12 is screwed on the surfaces of the first left-right screw rod 9 and the second left-right screw rod 10, worm wheels 5 are sleeved on the surfaces of the first left-right screw rod 9 and the second left-right screw rod 10, a worm 6 is rotatably connected in the housing 3, and the surface of the worm 6 is meshed with the worm wheels 5.

Referring to fig. 1, the chucks 4 are bolted to one sides of the first sliding block 11 and the second sliding block 12, and the drill rod 7 can be effectively clamped and fixed by arranging the chucks 4.

Referring to fig. 1, a base 8 is disposed at the bottom of the housing 3, and the top of the base 8 is bolted to the housing 3, so that the left-right screw rod can be effectively and fixedly supported by the base 8.

Referring to fig. 1, a drill rod 7 is disposed in the casing 3, a drill sleeve 2 is sleeved in the casing 3, and the drill rod 7 can be effectively positioned and guided by the drill sleeve 2, so that positioning accuracy is improved.

Referring to fig. 1, the drill sleeve 2 is sleeved with the drill rod 7, and the top and the bottom of the drill sleeve 2 are both bolted with the jump ring 1, so that the drill sleeve 2 can be effectively installed by arranging the jump ring 1.

The use process is briefly described: the device revolves the lead screw about: the left-right screw rod comprises a first left-right screw rod 9 and a second left-right screw rod 10, the left-right screw rod structure is divided into left-right screw rods and right screw rods, one end of the worm wheel 5 without the worm 6 is left-handed, one end of the worm wheel 5 with the worm 6 is right-handed, and the left-right screw rods respectively drive the first sliding block 11 and the second sliding block 12 to move from outside to the direction of the drill rod 7, so that the effect of the same movement speed in opposite movement directions is achieved; sliding block: the sliding block is arranged at each of the left section and the right section of the left-right screw rod in a rectangular form and is matched with the left-right screw rod to play a clamping role; chuck 4: according to the shape and the size of the actually clamped drill rod 7, different forms are replaced, and the clamping effect is achieved by matching with the sliding block; drill bushing 2: the drill rod 7 can be positioned and guided in various forms according to the shape of the clamped drill rod 7, and the positioning precision is improved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

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

Claims

1. A core locking tube device comprising a housing (3), characterized in that: the inside rotation of shell (3) is connected with first left and right spiral lead screw (9), the inside rotation of shell (3) is connected with second left and right spiral lead screw (10), the surface threaded connection of first left and right spiral lead screw (9) and second left and right spiral lead screw (10) has first sliding block (11), the surface threaded connection of first left and right spiral lead screw (9) and second left and right spiral lead screw (10) has second sliding block (12), worm wheel (5) have all been cup jointed on the surface of first left and right spiral lead screw (9) and second left and right spiral lead screw (10), the inside rotation of shell (3) is connected with worm (6), the surface and worm wheel (5) meshing of worm (6).

2. A core locking tube apparatus as defined in claim 1, wherein: one side of each of the first sliding block (11) and the second sliding block (12) is bolted with a chuck (4).

3. A core locking tube apparatus as defined in claim 1, wherein: the bottom of the shell (3) is provided with a stand (8), and the top of the stand (8) is bolted with the shell (3).

4. A core locking tube apparatus as defined in claim 1, wherein: the drill rod (7) is arranged in the shell (3), and the drill sleeve (2) is sleeved in the shell (3).

5. A core locking tube apparatus as defined in claim 4, wherein: the inside of drill bushing (2) cup joints with drilling rod (7), the top and the bottom of drill bushing (2) all bolt jump ring (1).