CN211439142U

CN211439142U - Pipe fitting positioner that punches

Info

Publication number: CN211439142U
Application number: CN201922139325.9U
Authority: CN
Inventors: 任伟
Original assignee: Datong Guangda Civil Defense Equipment Co ltd
Current assignee: Datong Guangda Civil Defense Equipment Co ltd
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-09-08
Anticipated expiration: 2029-12-03

Abstract

The utility model discloses a pipe punching and positioning device, which comprises a base; the positioning column is arranged on the base and is provided with a positioning hole for the punching part of the pipe fitting to be punched to extend into and match with the outer diameter of the punching part and a limiting end face which is abutted against a boss part of the pipe fitting to be punched, which is positioned outside the positioning hole; the limiting device comprises a sliding block which is arranged on the base in a sliding mode along the axis direction of the positioning hole, a fixing plate which is positioned at one end of the sliding block opposite to the positioning column, and an elastic piece which is connected between the fixing plate and the sliding block and drives the sliding block to press the boss part of the pipe fitting to be punched on the limiting end face through elastic force; the top of the positioning column relative to the base is also provided with a through hole for a drill bit of the punching equipment to extend into and to be communicated with the positioning hole. By the design, the pipe fittings to be punched can be accurately positioned, and the consistency of punching positions on the same batch of pipe fittings is improved; and simple structure, easy realization, cost of manufacture are low.

Description

Pipe fitting positioner that punches

Technical Field

The utility model relates to a machining field, concretely relates to pipe fitting positioner that punches.

Background

In the field of machining, drilling operation is common, at present, the position of a drill hole is measured firstly in the drilling operation, a mark is marked by marking at a corresponding position, then the drill machine is used for drilling a workpiece according to the marked mark, the step of the operation is complicated, the consistency of the marked reference and the machined reference of the drill machine is difficult to guarantee, the machining precision of the drill hole is low, and even the workpiece cannot be scrapped due to the fact that the assembly precision requirement cannot be met.

SUMMERY OF THE UTILITY MODEL

Therefore, the invention aims to provide a pipe punching positioning device to solve the problems of complicated drilling operation steps and low machining precision in the prior art.

In order to solve the technical problem, the technical scheme of the utility model as follows:

a pipe perforating positioning device, comprising:

a base;

the positioning column is arranged on the base and is provided with a positioning hole for the punching part of the pipe fitting to be punched to extend into and match with the outer diameter of the punching part and a limiting end face which is abutted against the boss part of the pipe fitting to be punched outside the positioning hole;

the limiting device comprises a sliding block, a fixing plate and an elastic piece, wherein the sliding block is arranged on the base in a sliding mode along the axis direction of the positioning hole, the fixing plate is positioned at one end, opposite to the positioning column, of the sliding block, the elastic piece is connected between the fixing plate and the sliding block, and the elastic piece drives the sliding block to press the boss part of the pipe fitting to be punched on the limiting end face through elastic force;

the positioning column is provided with a through hole which is used for a drill bit of the punching equipment to extend into and is communicated with the positioning hole relative to the top of the base.

Furthermore, a positioning groove matched with the appearance of the boss part of the pipe fitting to be punched, which is positioned outside the positioning hole, is formed in the end face, close to the limiting end face, of the sliding block.

Further, wait to punch the pipe fitting and be located be equipped with the arc recess on the periphery wall of the outer one end of locating hole, be equipped with on the inner wall of positioning groove with the location sand grip that the arc recess appearance matches.

Further, the arc recess with the location sand grip all has two, and two the location sand grip is in relative setting on the internal perisporium of positioning groove.

Furthermore, the base is provided with a guide rail arranged along the axis direction of the positioning hole, and the sliding block is slidably mounted on the guide rail.

Furthermore, a sliding plate which is slidably mounted on the guide rail is further arranged at one end, opposite to the positioning column, of the sliding block, and the elastic part is elastically connected between the fixed plate and the sliding plate.

Further, the elastic member is a plurality of springs connected between the fixed plate and the sliding plate.

Furthermore, the positioning column is provided with a positioning plane corresponding to the top of the base, and the opening of the through hole is located on the positioning plane.

Furthermore, the base is provided with a plurality of mounting holes for connecting the base to a workbench of the punching equipment.

The utility model discloses technical scheme has following advantage:

1. the utility model provides a pipe fitting punching positioning device, before the pipe fitting to be punched is drilled, the slider of the limiting device is slid to one end distance away from the positioning column, the punching part of the pipe fitting to be punched extends into the positioning column, and the boss structure on the pipe fitting to be punched is abutted against the limiting end face of the positioning column close to one end of the slider; then the sliding block is loosened, and the boss part of the pipe fitting to be punched is tightly pressed on the limiting end face by the sliding block under the action of the elastic force of the elastic piece, so that the pipe fitting to be punched is not easy to loosen along the axial direction of the positioning hole; finally, a drill bit of the punching equipment penetrates through the through hole in the positioning column to drill a hole in the punching part of the pipe fitting to be punched; the pipe fitting punching positioning device does not need complicated operations such as drawing of punching reference lines on pipe fittings to be processed or bases, can realize accurate positioning of the pipe fittings to be punched, and improves consistency of punching positions on pipe fittings in the same batch; and simple structure, easy realization, cost of manufacture are low.

2. The utility model provides a pipe fitting positioner that punches sets up on the slider and treats the appearance complex positioning groove that the pipe fitting that punches is located the boss part outside the locating hole, works as the slider compresses tightly the boss part timesharing of waiting to punch the pipe fitting, and positioning groove's tank bottom closely offsets with the terminal surface that the pipe fitting that waits to punch is located the locating hole outside to it is not hard up to further improve to prevent to wait to punch the pipe fitting and appear in the process of punching.

3. The utility model provides a pipe fitting positioner that punches, the structural design that the arc recess was mutually supported on the location sand grip on positioning groove's the inner wall and the pipe fitting periphery wall of waiting to punch can prevent to wait to punch the pipe fitting along its rotation in a circumferential direction at the in-process that punches, further improves the stability of the operation of punching.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of a pipe to be punched before punching in the embodiment of the present invention;

fig. 2 is a schematic view of the overall structure of the pipe to be punched after punching in the embodiment of the present invention;

fig. 3 is a schematic view of the overall structure of the first surface of the punching and positioning device for pipe fittings according to the embodiment of the present invention;

fig. 4 is a schematic view of the overall structure of the first surface of the punching and positioning device for pipe fittings according to the embodiment of the present invention;

fig. 5 is the embodiment of the utility model provides an in the embodiment pipe fitting positioner that punches half cut open the structure sketch map.

Description of reference numerals: 100. a pipe fitting to be punched; 101. a punching part; 102. a boss portion; 103. an arc-shaped groove; 1. a base; 11. mounting holes; 2. a positioning column; 21. positioning holes; 22. a limiting end face; 23. a through hole; 24. positioning a plane; 31. a slider; 311. a positioning groove; 312. positioning the convex strip; 32. a fixing plate; 33. an elastic member; 34. a sliding plate; 4. a guide rail.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

As shown in fig. 1 and 2, the pipe 100 to be perforated is a cylinder, one end of which is provided with a boss structure, and a part of the pipe 100 to be perforated, which is provided with the boss structure, is a boss part 102, and the other part is a perforated part 101. In practice, it is necessary to punch holes at the end of the punching portion 101 away from the boss portion, and to make the positions of the holes punched on the plurality of pipes 100 to be punched the same. At present, the perforating reference line is drawn at the perforating part 101 of the pipe fitting 100 to be perforated, the pipe fitting 100 to be perforated is fixed on a workbench of perforating equipment, the perforating reference line is aligned to a drill bit of the perforating equipment, perforating operation is performed, operation is complex, and the columnar pipe fitting 100 to be perforated difficultly realizes accurate positioning so as to influence the perforating accuracy.

A pipe punching and positioning device as shown in fig. 3-5, which comprises a base 1, a positioning column 2 and a limiting device. The positioning column 2 is a metal block which is transversely welded and installed on the base 1, and the positioning column 2 is provided with a positioning hole 21 which is used for enabling a punching part 101 of the pipe fitting 100 to be punched to extend into and is matched with the outer diameter of the punching part 101, and a limiting end face 22 which is abutted to a boss part 102 of the pipe fitting 100 to be punched, wherein the boss part is located outside the positioning hole 21. The limiting device comprises a sliding block 31 which is slidably arranged on the base 1 along the axial direction of the positioning hole 21, a fixing plate 32 which is positioned at one end of the sliding block 31 opposite to the positioning column 2, and an elastic member 33 which is connected between the fixing plate 32 and the sliding block 31 and the elastic force of which drives the sliding block 31 to press the boss part 102 of the pipe fitting 100 to be punched on the limiting end surface 22. The positioning column 2 is further provided with a through hole 23, which is used for a drill of the drilling equipment to extend into and is communicated with the positioning hole 21, at the top part corresponding to the base 1.

In the process of punching operation, the base 1 is firstly installed on a workbench arranged in punching, the sliding block 31 of the limiting device is slid to a distance away from the positioning column 2, the punching part 101 of the pipe fitting 100 to be punched extends into the positioning hole 21, and the boss structure on the pipe fitting 100 to be punched is abutted against the limiting end face 22 of the positioning column 2 close to one end of the sliding block 31; then, the sliding block 31 is loosened, the sliding block 31 presses the boss part 102 of the pipe fitting to be punched on the limiting end surface 22 under the elastic force action of the elastic part 33, so that the pipe fitting 100 to be punched is not easy to loosen along the axial direction of the positioning hole 21; finally, the drill bit of the drilling equipment penetrates through the through hole 23 on the positioning column 2 to drill the drilling part 101 of the pipe 100 to be drilled. The pipe fitting punching positioning device does not need complicated operations such as drawing a punching reference line on a pipe fitting to be processed or a base 1, can realize accurate positioning of the pipe fitting 100 to be punched, and improves consistency of punching positions on pipe fittings of the same type; and the structure is simple and easy to realize.

In this embodiment, the end surface of the slider 31 close to the limiting end surface 22 is provided with a positioning groove 311 matched with the shape of the boss portion 102 of the pipe fitting 100 to be punched, which is located outside the positioning hole 21, and when the slider 31 presses the boss portion 102 of the pipe fitting 100 to be punched, the bottom of the positioning groove 311 is tightly abutted to the end surface of the pipe fitting 100 to be punched, which is located outside the positioning hole 21. The positioning groove 311 on the slide block 31 not only can fully utilize the space and reduce the occupied space of the whole pipe punching positioning device, but also can better limit the boss part 102 of the pipe 100 to be punched.

Further, in this embodiment, an arc groove 103 is formed on the outer peripheral wall of one end of the pipe fitting 100 to be punched, which is located outside the positioning hole 21, and a positioning protruding strip 312 matched with the arc groove 103 in shape is formed on the inner wall of the positioning groove 311. The structural design that arc recess 103 mutually supported on location sand grip 312 on the inner wall of positioning groove 311 and the pipe fitting 100 periphery wall of waiting to punch can prevent to wait to punch pipe fitting 100 and follow its rotation in circumference at the in-process of punching, improves the stability of the operation of punching.

In a preferred embodiment of this embodiment, there are two arc-shaped grooves 103 and two positioning ribs 312, the two arc-shaped grooves 103 are oppositely disposed on the outer peripheral wall of the end of the pipe to be processed, which is located outside the positioning hole 21, and the two positioning ribs 312 are oppositely disposed on the inner peripheral wall of the positioning groove 311. The cooperation structure of the positioning groove 311 and the positioning convex strip 312 which are arranged like this can further prevent the pipe fitting 100 to be punched from rotating along the circumferential direction thereof in the punching process, and further improve the stability of punching operation.

In this embodiment, the base 1 is provided with a guide rail 4 provided along the axial direction of the positioning hole 21, and the slider 31 is slidably mounted on the guide rail 4. The guide rail 4 plays a guiding role in the movement of the sliding block 31, and the sliding block 31 is prevented from deviating in the movement process, so that the limiting and fixing effect of the pipe fitting to be processed is influenced. Further, the sliding block 31 is detachably installed on the guide rail 4, before the pipe fitting 100 to be punched is installed on the positioning column 2, in order to prevent the influence of the sliding block 31 on the installation of the pipe fitting 100 to be punched, the sliding block 31 can be taken out of the guide rail 4, after the pipe fitting 100 to be punched is installed in the positioning hole 21 of the positioning column 2, the sliding block 31 is installed on the guide rail 4, and the elastic member 33 drives the sliding block 31 to move so as to realize the positioning installation of the pipe fitting 100 to be punched.

In this embodiment, the slider 31 is further provided with a sliding plate 34 slidably mounted on the guide rail 4 at an end opposite to the positioning column 2, and the elastic member 33 is elastically connected between the fixed plate 32 and the sliding plate 34. The elastic force of the elastic element 33 drives the sliding plate 34 to move along the guide rail 4 to drive the sliding block 31 to slide on the guide rail 4, so as to realize the positioning and installation of the pipe fitting 100 to be perforated. Specifically, four guide posts arranged in the same direction as the guide rail 4 are fixed on the fixed plate 32, the sliding plate 34 is slidably mounted on the guide posts along the guide direction of the guide posts, and the elastic members 33 are four springs arranged between the fixed plate 32 and the sliding block 31 and respectively sleeved on the four guide posts.

In this embodiment, the positioning column 2 is provided with a positioning plane 24 opposite to the top of the base 1, and the opening of the through hole 23 is located on the positioning plane 24. The setting of locating plane 24 makes things convenient for drilling equipment's drill bit to offset with reference column 2, avoids the drill bit to bore the degree of depth too big.

In this embodiment, the base 1 is provided with two mounting holes 11 for connecting the base 1 to a workbench of a punching device and a positioning through hole 23 matched with a columnar positioning structure on the workbench.

To sum up, in the pipe punching positioning device provided by the embodiment of the present invention, in the punching operation process, the base 1 is first installed on the workbench for punching, the slide block 31 of the limiting device is slid away from the positioning column 2 by a distance, the punching portion 101 of the pipe 100 to be punched is inserted into the positioning hole 21, and the boss structure on the pipe 100 to be punched is abutted against the limiting end face 22 of the positioning column 2 near one end of the slide block 31; then, the sliding block 31 is loosened, the sliding block 31 presses the boss part 102 of the pipe fitting to be punched on the limiting end surface 22 under the elastic force action of the elastic part 33, so that the pipe fitting 100 to be punched is not easy to loosen along the axial direction of the positioning hole 21; finally, the drill bit of the drilling equipment penetrates through the through hole 23 on the positioning column 2 to drill the drilling part 101 of the pipe 100 to be drilled. The pipe fitting punching positioning device does not need complicated operations such as drawing a punching reference line on a pipe fitting to be processed or a base 1, can realize accurate positioning of the pipe fitting 100 to be punched, and improves consistency of punching positions on pipe fittings of the same type; and the structure is simple and easy to realize.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. A pipe fitting positioner that punches, its characterized in that includes:

a base (1);

the positioning column (2) is arranged on the base (1) and is provided with a positioning hole (21) for a punching part (101) of the pipe fitting (100) to be punched to extend into and match with the outer diameter of the punching part (101) and a limiting end face (22) which is abutted to a boss part (102) of the pipe fitting (100) to be punched and located outside the positioning hole (21);

the limiting device comprises a sliding block (31) which is arranged on the base (1) in a sliding mode along the axial direction of the positioning hole (21), a fixing plate (32) which is located at one end, opposite to the positioning column (2), of the sliding block (31), and an elastic piece (33) which is connected between the fixing plate (32) and the sliding block (31) and enables the sliding block (31) to press a boss part (102) of the pipe fitting (100) to be punched on the limiting end face (22) through elastic force;

the positioning column (2) is provided with a through hole (23) which is used for a drill bit of the punching equipment to extend into and is communicated with the positioning hole (21) relative to the top of the base (1).

2. The pipe punching and positioning device according to claim 1, wherein the end surface of the slide block (31) close to the limiting end surface (22) is provided with a positioning groove (311) matched with the shape of a boss part (102) of the pipe (100) to be punched, which is located outside the positioning hole (21).

3. The pipe punching and positioning device according to claim 2, wherein an arc-shaped groove (103) is formed in the outer peripheral wall of one end of the pipe (100) to be punched, which is located outside the positioning hole (21), and a positioning rib (312) matched with the shape of the arc-shaped groove (103) is formed in the inner wall of the positioning groove (311).

4. The pipe perforation positioning device according to claim 3, wherein there are two of the arc-shaped grooves (103) and the positioning ribs (312), and the two positioning ribs (312) are oppositely disposed on the inner peripheral wall of the positioning groove (311).

5. The pipe punching and positioning device according to claim 1, wherein the base (1) is provided with a guide rail (4) arranged along the axial direction of the positioning hole (21), and the sliding block (31) is slidably mounted on the guide rail (4).

6. A pipe punching and positioning device according to claim 5, wherein one end of the sliding block (31) opposite to the positioning column (2) is further provided with a sliding plate (34) slidably mounted on the guide rail (4), and the elastic member (33) is elastically connected between the fixed plate (32) and the sliding plate (34).

7. The pipe perforating positioning device of claim 6, characterized in that said elastic member (33) is a plurality of springs connected between a fixed plate (32) and said sliding plate (34).

8. The pipe punching and positioning device according to claim 1, wherein the positioning column (2) is provided with a positioning plane (24) opposite to the top of the base (1), and the opening of the through hole (23) is located on the positioning plane (24).

9. The pipe punching and positioning device according to claim 1, characterized in that the base (1) is provided with a plurality of mounting holes (11) for connecting the base (1) to a workbench of a punching device.