CN212169096U

CN212169096U - Drilling guide sleeve convenient to adjust guide sleeve end

Info

Publication number: CN212169096U
Application number: CN202020640025.9U
Authority: CN
Inventors: 周吉; 徐建华; 霍广航
Original assignee: Harbin Hafei Industrial Development Co ltd
Current assignee: Harbin Hafei Industrial Development Co ltd
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2020-12-18
Anticipated expiration: 2030-04-24

Abstract

The utility model discloses a drilling guide pin bushing convenient to adjust guide pin bushing end, including upper cover and stopper, the lower extreme outside of upper cover is connected with the lower cover, and the equal fixedly connected with installation piece in the upper end left and right sides of upper cover, the inboard of upper cover and lower cover all is connected with rigid sleeve pipe, and rigid sheathed tube inner internally mounted has the steel ball, the first fixed block of left side fixedly connected with of upper cover, and the inboard rotation of the lower extreme of first fixed block are connected with first gag lever post, the stopper is located the inboard of lower cover, and the left side fixedly connected with second fixed block of stopper, the left rear side fixedly connected with connecting block of lower cover, and the inside of connecting block is provided with the regulation pole. This drilling guide pin bushing convenient to adjust guide pin bushing end is convenient for adjust the end of guide pin bushing, carries on spacingly to the guide pin bushing, avoids taking place the screw thread smooth between it to and be convenient for reduce the probability of guide pin bushing deformation and reduce the wearing and tearing of guide pin bushing inner wall.

Description

Drilling guide sleeve convenient to adjust guide sleeve end

Technical Field

The utility model relates to a drilling guide pin bushing technical field specifically is a drilling guide pin bushing convenient to adjust guide pin bushing end.

Background

The guide sleeve is often used as a drill sleeve for drilling, wherein during the processing of the pipe, the drill sleeve is often required to be drilled, and in order to improve the dimensional precision and the position precision of a processed hole, the drill bit is generally positioned by the drill guide sleeve to avoid the deviation of the drill bit;

the existing drilling guide sleeve is not convenient for adjusting the tail end of the guide sleeve, thread sliding is easy to occur between the guide sleeves, the probability of deformation of the guide sleeve is high, and abrasion of the inner wall of the guide sleeve is large, so that the drilling guide sleeve convenient for adjusting the tail end of the guide sleeve is provided, and the problem of the drilling guide sleeve is solved.

Disclosure of Invention

An object of the utility model is to provide a drilling guide pin bushing convenient to adjust guide pin bushing end to solve the current drilling guide pin bushing that proposes in the above-mentioned background art, be not convenient for adjust the end of guide pin bushing, and easily take place the screw thread smooth silk between the guide pin bushing, and the probability that the guide pin bushing warp is high and the big problem of wearing and tearing of guide pin bushing inner wall.

In order to achieve the above object, the utility model provides a following technical scheme: a drilling guide sleeve convenient for adjusting the tail end of a guide sleeve comprises an upper sleeve and a limiting block, wherein the outer side of the lower end of the upper sleeve is connected with a lower sleeve, the left side and the right side of the upper end of the upper sleeve are fixedly connected with installation blocks, installation holes are formed in the installation blocks, the inner sides of the upper sleeve and the lower sleeve are connected with a rigid sleeve, steel balls are arranged in the inner ends of the rigid sleeve, the left side of the upper sleeve is fixedly connected with a first fixing block, the inner side of the lower end of the first fixing block is rotatably connected with a first limiting rod, the right side of the lower end of the first limiting rod is rotatably connected with a movable plate, the limiting block is positioned in the lower sleeve, the left side of the limiting block is fixedly connected with a second fixing block, the inner side of the second fixing block is rotatably connected with a second limiting rod, the left rear side of the lower, and the lower surface of the adjusting rod is fixedly connected with a silica gel pad.

Preferably, the upper sleeve and the lower sleeve are connected in a threaded manner, and the inner and outer side areas of the upper sleeve and the lower sleeve are the same in size.

Preferably, the upper sleeve and the lower sleeve are connected with the hard sleeve in a welding mode, and the steel balls and the hard sleeve are nested to form an undetachable structure.

Preferably, first fixed block and second fixed block respectively with upper cover and stopper structure as an organic whole, and first restriction pole and second restriction pole respectively with first fixed block and second fixed block connection to stopper and lower cover constitution sliding construction, the stopper is "protruding" style of calligraphy structure moreover.

Preferably, the first limiting rod and the second limiting rod are symmetrically arranged about the movable plate, the upper end of the second limiting rod is rotatably connected with the movable plate, and the movable plate is in a T shape.

Preferably, the fly leaf runs through in the inside of connecting block, and adjusts pole and connecting block threaded connection to adjust the pole and be connected through the mode of pasting with the silica gel pad, the silica gel pad is closely laminated with the fly leaf and is connected moreover.

Compared with the prior art, the beneficial effects of the utility model are that: the drilling guide sleeve is convenient for adjusting the tail end of the guide sleeve, the tail end of the guide sleeve is convenient to adjust, the guide sleeve is limited, threaded sliding between the guide sleeve and the guide sleeve is avoided, the probability of deformation of the guide sleeve is reduced, and abrasion of the inner wall of the guide sleeve is reduced;

1. the lower sleeve is in threaded connection with the upper sleeve, so that the purpose of adjusting the distance between the lower sleeve and the upper sleeve is conveniently achieved by rotating the lower sleeve, and the tail end of the guide sleeve is conveniently adjusted;

2. the upper sleeve, the lower sleeve, the rigid sleeve and the steel balls are arranged, the rigid sleeve fixedly connected with the inner part of the upper sleeve and the inner part of the lower sleeve is convenient to reduce the deformation probability of the guide sleeve, and the steel balls in the rigid sleeve are arranged to reduce the abrasion to the inner wall of the guide sleeve;

3. be provided with first fixed block, first gag lever post, second fixed block and second gag lever post, through the regulation pole of rotation and connecting block threaded connection, make the silica gel pad to fixing a position, be convenient for at first gag lever post and second gag lever post to and the spacing of first fixed block and second fixed block, be convenient for carry on spacingly to upper shield and lower shield, thereby be convenient for avoid taking place the screw thread smooth silk between it.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic top view of the cross-sectional structure of the present invention;

fig. 4 is the utility model discloses the stopper is connected with lower cover and is overlooked section structure schematic diagram.

In the figure: 1. sleeving; 2. sleeving; 3. mounting blocks; 4. mounting holes; 5. a hard casing; 6. steel balls; 7. a first fixed block; 8. a first restricting lever; 9. a movable plate; 10. a limiting block; 11. a second fixed block; 12. a second restricting lever; 13. connecting blocks; 14. adjusting a rod; 15. a silica gel pad.

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: a drilling guide sleeve convenient for adjusting the tail end of the guide sleeve comprises an upper sleeve 1, a lower sleeve 2, a mounting block 3, a mounting hole 4, a rigid sleeve 5, steel balls 6, a first fixing block 7, a first limiting rod 8, a movable plate 9, a limiting block 10, a second fixing block 11, a second limiting rod 12, a connecting block 13, an adjusting rod 14 and a silica gel pad 15, wherein the lower sleeve 2 is connected to the outer side of the lower end of the upper sleeve 1, the mounting block 3 is fixedly connected to the left side and the right side of the upper end of the upper sleeve 1, the mounting hole 4 is formed in the mounting block 3, the rigid sleeve 5 is connected to the inner sides of the upper sleeve 1 and the lower sleeve 2, the steel balls 6 are arranged in the inner end of the rigid sleeve 5, the first fixing block 7 is fixedly connected to the left side of the upper sleeve 1, the first limiting rod 8 is rotatably connected to the inner side of the lower end of the first fixing block 7, and the, the limiting block 10 is positioned on the inner side of the lower sleeve 2, the left side of the limiting block 10 is fixedly connected with a second fixing block 11, the inner side of the second fixing block 11 is rotatably connected with a second limiting rod 12, the left rear side of the lower sleeve 2 is fixedly connected with a connecting block 13, an adjusting rod 14 is arranged inside the connecting block 13, and the lower surface of the adjusting rod 14 is fixedly connected with a silica gel pad 15;

as shown in fig. 1, the upper sleeve 1 and the lower sleeve 2 are connected in a threaded manner, and the sizes of the inner and outer side areas of the upper sleeve 1 and the lower sleeve 2 are the same, so that the tail end of the lower sleeve 2 can be conveniently adjusted, as shown in fig. 1 and 3, the upper sleeve 1 and the lower sleeve 2 are connected with the hard sleeve 5 in a welding manner, and the steel ball 6 and the hard sleeve 5 are nested to form an undetachable structure, so that the steel ball 6 can be conveniently limited;

as shown in fig. 1, 3 and 4, the first fixing block 7 and the second fixing block 11 are respectively integrated with the upper sleeve 1 and the limiting block 10, the first limiting rod 8 and the second limiting rod 12 are respectively connected with the first fixing block 7 and the second fixing block 11 in a snap-fit manner, the limiting block 10 and the lower sleeve 2 form a sliding structure, the limiting block 10 is in a structure like a Chinese character 'tu', so as to limit the first limiting rod 8, the limiting block 10 and the second limiting rod 12, as shown in fig. 1, 2 and 3, the first limiting rod 8 and the second limiting rod 12 are symmetrically arranged relative to the movable plate 9, the upper end of the second limiting rod 12 is rotatably connected with the movable plate 9, the movable plate 9 is in a shape like a 'T', so as to rotate the second limiting rod 12, the movable plate 9 penetrates inside the connecting block 13, the adjusting rod 14 is in threaded connection with the connecting block 13, and the adjusting rod 14 is connected with the silicone rubber pad 15 in a sticking manner, and the silica gel pad 15 is closely attached to the movable plate 9, so that the movable plate 9 is conveniently positioned.

The working principle is as follows: when the drilling guide sleeve convenient for adjusting the tail end of the guide sleeve is used, as shown in figures 1, 2 and 3, the drilling guide sleeve is firstly installed and positioned through an installation hole 4 formed in an installation block 3, then an adjusting rod 14 in a connecting block 13 is rotated, as the adjusting rod 14 is in threaded connection with the connecting block 13, the adjusting rod 14 is in adhesive connection with a silica gel pad 15, the silica gel pad 15 is in close fit connection with a movable plate 9, and the movable plate 9 is in clamping connection with the connecting block 13, the silica gel pad 15 is driven to lift through the rotation of the adjusting rod 14, so that the close fit connection between the silica gel pad 15 and the movable plate 9 under the limit of the connecting block 13 is conveniently disconnected, as shown in figures 2, 3 and 4, the tail end of the guide sleeve is conveniently adjusted through rotating a lower sleeve 2 in threaded connection with the outer side of the lower end of an upper sleeve 1, and a limiting block 10 are respectively and fixedly connected with a first, the limiting block 10 is connected with the lower sleeve 2 in a sliding manner, the first fixing block 7 and the second fixing block 11 are respectively connected with the first limiting rod 8 and the second limiting rod 12 in a rotating manner, and the inner ends of the first limiting rod 8 and the second limiting rod 12 are respectively connected with the movable plate 9 in a rotating manner, so that the movable plate 9 can move forwards and backwards under the limiting of the connecting block 13 under the rotation of the first limiting rod 8 and the second limiting rod 12 through the rotation of the lower sleeve 2;

as shown in fig. 1, 2 and 3, after the guide sleeve is adjusted, the adjusting rod 14 is rotated to facilitate the silica gel pad 15 to be closely attached to the movable plate 9 and limit the movable plate 9, so as to achieve the purpose of limiting the upper sleeve 1 and the lower sleeve 2, thereby facilitating the prevention of the phenomenon of thread slipping between the upper sleeve 1 and the lower sleeve 2, as shown in fig. 1 and 3, the inner sides of the upper sleeve 1 and the lower sleeve 2 are connected with the self-performance of the rigid sleeve 5, and the steel balls 6 are embedded in the inner end of the rigid sleeve 5, thereby facilitating the reduction of the deformation probability of the guide sleeve, reducing the abrasion to the inner wall of the guide sleeve, and completing a series of operations of the drilling guide sleeve facilitating the adjustment of the tail end of the guide sleeve.

The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connected mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt among the prior art, and conventional model, including the conventional connected mode among the circuit connection adoption prior art, and the details are not repeated here, and the content that does not make detailed description in this description belongs to the prior art that skilled person in the art knows.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a drilling guide pin bushing convenient to adjust guide pin bushing end, includes cover (1) and stopper (10), its characterized in that: the outer side of the lower end of the upper sleeve (1) is connected with a lower sleeve (2), the left side and the right side of the upper end of the upper sleeve (1) are fixedly connected with mounting blocks (3), mounting holes (4) are formed in the mounting blocks (3), the inner sides of the upper sleeve (1) and the lower sleeve (2) are connected with rigid sleeves (5), steel balls (6) are mounted in the inner ends of the rigid sleeves (5), the left side of the upper sleeve (1) is fixedly connected with a first fixing block (7), the inner side of the lower end of the first fixing block (7) is rotatably connected with a first limiting rod (8), the right side of the lower end of the first limiting rod (8) is rotatably connected with a movable plate (9), the limiting block (10) is located on the inner side of the lower sleeve (2), the left side of the limiting block (10) is fixedly connected with a second fixing block (11), and the inner side of the second fixing block (11) is, the left rear side fixedly connected with connecting block (13) of lower cover (2), and the inside of connecting block (13) is provided with adjusts pole (14) to the lower fixed surface of adjusting pole (14) is connected with silica gel pad (15).

2. The drill guide sleeve convenient for adjusting the tail end of the guide sleeve as recited in claim 1, wherein: the upper sleeve (1) is connected with the lower sleeve (2) in a threaded manner, and the sizes of the inner side area and the outer side area of the upper sleeve (1) are the same as those of the lower sleeve (2).

3. The drill guide sleeve convenient for adjusting the tail end of the guide sleeve as recited in claim 1, wherein: the upper sleeve (1) and the lower sleeve (2) are connected with the hard sleeve (5) in a welding mode, and the steel balls (6) and the hard sleeve (5) are nested to form an undetachable structure.

4. The drill guide sleeve convenient for adjusting the tail end of the guide sleeve as recited in claim 1, wherein: first fixed block (7) and second fixed block (11) are integrated structure with upper cover (1) and stopper (10) respectively, and first restriction lever (8) and second restriction lever (12) are connected with first fixed block (7) and second fixed block (11) block respectively to stopper (10) constitute sliding construction with lower cover (2), and stopper (10) are "protruding" style of calligraphy structure moreover.

5. The drill guide sleeve convenient for adjusting the tail end of the guide sleeve as recited in claim 1, wherein: the first limiting rod (8) and the second limiting rod (12) are symmetrically arranged relative to the movable plate (9), the upper end of the second limiting rod (12) is rotatably connected with the movable plate (9), and the movable plate (9) is T-shaped.

6. The drill guide sleeve convenient for adjusting the tail end of the guide sleeve as recited in claim 1, wherein: the movable plate (9) penetrates through the inside of the connecting block (13), the adjusting rod (14) is in threaded connection with the connecting block (13), the adjusting rod (14) is connected with the silica gel pad (15) in a sticking mode, and the silica gel pad (15) is tightly attached to the movable plate (9).