CN219275128U

CN219275128U - Precise pipe joint machining tool

Info

Publication number: CN219275128U
Application number: CN202320306836.9U
Authority: CN
Inventors: 袁孟江
Original assignee: Guiyang Minchuangda Technology Co ltd
Current assignee: Guiyang Minchuangda Technology Co ltd
Priority date: 2023-02-24
Filing date: 2023-02-24
Publication date: 2023-06-30
Anticipated expiration: 2033-02-24

Abstract

The utility model belongs to the technical field of machining tools, and particularly relates to a precise pipe joint machining tool which comprises a base, wherein a pin shaft is rotatably installed on a bushing arranged on the base, two ends of the pin shaft are respectively connected with a connecting plate and a connecting seat, a spring chuck is installed on the top surface of the connecting seat, the side surfaces of the connecting plates are connected with fixed handles, positioning grooves are formed in the side surfaces of two sides of the fixed handles, a first limiting block and a second limiting block are connected to the base on the horizontal side and the vertical side of the connecting plates through countersunk bolts, the first limiting block and the second limiting block are identical in structure size and are both composed of a first plate body and a second plate body, internal threaded through holes for threaded connection with positioning cones are formed in the first limiting block and the second limiting block, the positioning cones are composed of screws and conical rods, and the curved surface side surfaces of the conical rods are in sliding fit with the positioning grooves. The second limiting block and the first limiting block are matched to limit the position of the fixed handle, and the clamping head drives the clamped workpiece to be rapidly turned and positioned at 90 degrees through the compression of the positioning cone so as to accurately process the precise pipe joint.

Description

Precise pipe joint machining tool

Technical Field

The utility model belongs to the technical field of machining tools, and particularly relates to a precise pipe joint machining tool.

Background

The workpiece shown in fig. 1 is a precise pipe joint and is integrally formed by turning and milling. The device is mainly used for conveying oil bodies in a fixed pipeline, and a workpiece main body consists of two cylinders with different diameters; the oil outlet and the oil inlet of the workpiece are communicated with each other, and the axes of the oil outlet and the oil inlet are mutually perpendicular. When the workpiece is milled, the positions of the workpiece are required to be adjusted according to the machining directions of the oil outlet and the oil inlet, and after the workpiece is clamped in the turning directions, the axes of the machined oil outlet and the machined oil inlet cannot be guaranteed to be perpendicular to each other under the influence of positioning accuracy. Therefore, the precise pipe joint machining tool is provided, and an operator can quickly and accurately adjust the angle of a clamped workpiece, so that the milling cutter can accurately machine an oil outlet and an oil inlet which are perpendicular to each other on a workpiece main body.

Disclosure of Invention

In view of the above problems, an object of the present utility model is to: the precise pipe joint machining tool solves the problem that the existing tool cannot accurately position a precise pipe joint, so that a milling cutter can accurately machine an oil outlet and an oil inlet which are perpendicular to each other on a workpiece.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides a precision pipe joint processing frock, includes the base, be provided with the bush on the base, the round pin axle is installed in the bush rotation, the both ends of round pin axle are connected with connecting plate and connecting seat respectively, the collet chuck is installed to the top surface of connecting seat, the side of connecting plate is connected with the fixed handle, the constant head tank has all been seted up on the side of the both sides that the fixed handle is relative, be connected with stopper one and stopper two respectively through countersunk bolt on the base of connecting plate level one side and perpendicular top, the structure size of stopper one, stopper two is the same and by plate body one and plate body two constitution, threaded connection locating cone's internal thread through-hole has all been seted up on stopper one and the stopper two, the locating cone comprises screw rod and conical rod, conical rod's curved surface side slip laminating constant head tank.

The beneficial effects of the utility model are as follows: the second limiting block and the first limiting block are matched to limit the position of the fixed handle, and the clamping head drives the clamped workpiece to be rapidly turned and positioned at 90 degrees through the compression of the positioning cone so as to accurately process the precise pipe joint.

For rapid turning of the workpiece;

as a further improvement of the above technical scheme: the fixed handle is of a square rod structure with a smooth surface, the first plate body and the second plate body are integrally formed to form an L-shaped structure, when one side of the fixed handle is smooth and attached to the side face of the second plate body in the first limiting block, the axis of the spring chuck is perpendicular to the bottom face of the base, and when one side of the fixed handle is smooth and attached to the side face of the second plate body in the second limiting block, the axis of the spring chuck is parallel to the bottom face of the base.

The beneficial effects of this improvement are: the fixed handle can be blocked and limited by the first limiting block and the second limiting block, so that the workpiece can be quickly turned over by 90 degrees.

In order to effectively improve the precision of workpiece overturning;

as a further improvement of the above technical scheme: the two side faces of the fixed handle slide to connect the first plate body and the side face of the base.

The beneficial effects of this improvement are: the first plate body and the base can cooperate to play a limiting role on the fixed handle.

In order to effectively improve the positioning precision of the workpiece;

as a further improvement of the above technical scheme: the positioning groove is of a semi-conical groove body structure, and the diameter of the conical rod is not larger than that of the screw rod.

The beneficial effects of this improvement are: when the positioning cone moves towards the direction of the base, the fixed handle is pushed by the side face of the conical rod and then is pressed on the second plate body, so that the positioning accuracy of the workpiece after overturning is ensured.

In order to ensure that the first limiting block and the second limiting block are stably used;

as a further improvement of the above technical scheme: two groups of through holes for adaptively inserting countersunk bolts are adjacently formed in the second plate body.

The beneficial effects of this improvement are: the first limiting block and the second limiting block can be firmly fixed on the base through the two groups of countersunk head bolts.

In order to avoid interference between the positioning cone and the base;

as a further improvement of the above technical scheme: the base is provided with a through hole structure which is in clearance fit with the positioning cone in a penetrating way in the axial direction of the positioning cone.

The beneficial effects of this improvement are: the positioning cone can avoid structural interference with the base when moving.

None of the parts of the device are the same as or can be implemented using prior art.

Drawings

FIG. 1 is a schematic view of a precision pipe joint adapted to grip according to the present utility model;

FIG. 2 is a schematic diagram of a first embodiment of the present utility model;

FIG. 3 is a second schematic diagram of the structure of the present utility model;

FIG. 4 is a side cross-sectional view of the present utility model;

FIG. 5 is a connection structure diagram of a pin, a connection plate and a fixed handle in the utility model;

FIG. 6 is a front view of the pin, web, and stationary handle of the present utility model;

FIG. 7 is a schematic diagram of a first limiting block according to the present utility model;

FIG. 8 is a schematic view of the positioning cone according to the present utility model;

in the figure: 1. a base; 2. a pin shaft; 3. a connecting plate; 4. a fixed handle; 5. a positioning groove; 6. a first limiting block; 61. a first plate body; 62. a second plate body; 7. countersunk head bolts; 8. positioning cone; 81. a screw; 82. a conical rod; 9. a second limiting block; 10. a bushing; 11. a connecting seat; 12. a spring chuck.

Detailed Description

In order that those skilled in the art may better understand the technical solutions of the present utility model, the following detailed description of the present utility model with reference to the accompanying drawings is provided for exemplary and explanatory purposes only and should not be construed as limiting the scope of the present utility model.

Example 1:

as shown in fig. 1-8: the precise pipe joint machining tool comprises a base 1, wherein a bushing 10 is arranged on the base 1, a pin shaft 2 is rotatably arranged in the bushing 10, two ends of the pin shaft 2 are respectively connected with a connecting plate 3 and a connecting seat 11, a spring chuck 12 is arranged on the top surface of the connecting seat 11, the side surface of the connecting plate 3 is connected with a fixed handle 4, positioning grooves 5 are respectively formed on the side surfaces of two opposite sides of the fixed handle 4, a first limit block 6 and a second limit block 9 are respectively connected on the base 1 on one horizontal side and the vertical upper side of the connecting plate 3 through countersunk bolts 7, the first limit block 6 and the second limit block 9 are identical in structure size and are composed of a first plate body 61 and a second plate body 62, internal thread through holes for connecting a positioning cone 8 in a threaded manner are respectively formed in the first limit block 6 and the second limit block 9, the positioning cone 8 is composed of a screw 81 and a conical rod 82, the curved surface side surface of the conical rod 82 is slidably attached to the positioning groove 5, the second limit block 9 and the first limit block 6 are matched to limit the position of the fixed handle 4, the clamping collet 12 drives the clamped workpiece to rapidly perform 90-degree overturning positioning through the compression of the positioning cone 8, so as to precisely process the precise pipe joint, the fixed handle 4 is of a square rod structure with a flat surface, the first plate 61 and the second plate 62 are integrally formed to form an L-shaped structure, when one side of the fixed handle 4 is flatly attached to the side surface of the second plate 62 in the first limit block 6, the axis of the collet 12 is perpendicular to the bottom surface of the base 1, when one side of the fixed handle 4 is flatly attached to the side surface of the second plate 62 in the second limit block 9, the axis of the collet 12 is parallel to the bottom surface of the base 1, the fixed handle 4 can be blocked and limited by the first limit block 6 and the second limit block 9, so that the workpiece can rapidly complete 90-degree overturning, the two sides of the fixed handle 4 are connected with the side surfaces of the plate body I61 and the base 1 in a sliding manner, the plate body I61 and the base 1 can be matched to play a limiting role on the fixed handle 4, the positioning groove 5 is of a semi-conical groove structure, the diameter of the conical rod 82 is not larger than that of the screw rod 81, when the positioning cone 8 moves towards the base 1, the fixed handle 4 is pushed by the side surface of the conical rod 82 and then pressed on the plate body II 62, the positioning accuracy after the workpiece is overturned is ensured, two groups of through holes for adapting and inserting the countersunk bolts 7 are adjacently formed in the plate body II 62, the two groups of countersunk bolts 7 can firmly fix the limiting block I6 and the limiting block II 9 on the base 1, the base 1 is provided with a through hole structure which is in clearance fit with the positioning cone 8 in a penetrating manner in the axial direction of the positioning cone 8, and structural interference with the base 1 can be avoided when the positioning cone 8 moves.

The working principle of the technical scheme is as follows: the workpiece is clamped and fixed through the collet 12, when an oil inlet in the axial direction of the workpiece is processed, an operator rotates the fixed handle 4 to enable the side face of the fixed handle 4 to be connected with the side face of the plate body II 62 in the first limiting block 6, then the locating cone 8 is screwed into the first limiting block 6, the conical side face of the conical rod 82 presses the inner wall of the locating groove 5 formed in one side of the fixed handle 4, and then the fixed handle 4 is tightly pressed on the base 1 and the first limiting block 6, and at the moment, the axis of the collet 12 is parallel to the feeding direction of the milling cutter; when the oil outlet on the radial direction of the workpiece is processed, an operator unscrews the positioning cone 8 on the first limiting block 6, then pushes the fixed handle 4 to drive the connecting plate 3, the pin shaft 2, the connecting seat 11 and the spring chuck 12 to rotate until the side surface of the other side of the fixed handle 4 is connected with the side surface of the second plate body 62 in the second limiting block 9, then screws the positioning cone 8 into the second limiting block 9, so that the conical side surface of the conical rod 82 presses the inner wall of the positioning groove 5 formed on the other side of the fixed handle 4, the fixed handle 4 is tightly pressed on the base 1 and the second limiting block 9, at the moment, the axis of the spring chuck 12 is perpendicular to the feeding direction of the milling cutter, and the operator processes the oil outlet on the side surface of the workpiece.

It should be noted that, in this document, 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.

The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. The foregoing is merely illustrative of the preferred embodiments of the utility model, and it is noted that there is virtually no limit to the specific structure which may be imposed by those skilled in the art without departing from the spirit of the utility model, and that modifications, adaptations, or variations of the foregoing features may be combined in a suitable manner; such modifications, variations and combinations, or the direct application of the inventive concepts and aspects to other applications without modification, are contemplated as falling within the scope of the present utility model.

Claims

1. The utility model provides a accurate coupling processing frock which characterized in that: including base (1), be provided with bush (10) on base (1), round pin axle (2) are installed in the rotation of bush (10), connecting plate (3) and connecting seat (11) are connected with respectively at the both ends of round pin axle (2), collet chuck (12) are installed to the top surface of connecting seat (11), the side of connecting plate (3) is connected with fixed handle (4), constant head tank (5) have all been seted up on the both sides side that fixed handle (4) are relative, be connected with stopper one (6) and stopper two (9) on base (1) of connecting plate (3) horizontal one side and perpendicular top respectively through countersunk bolt (7), the structure size of stopper one (6), stopper two (9) is the same and by plate body one (61) and plate body two (62) are constituteed, the internal thread through-hole of threaded connection locating cone (8) has all been seted up on stopper one (6) and stopper two (9), locating cone (8) comprise screw rod (81) and conical rod (82), curved surface sliding locating groove (5) of side laminating of connecting rod (82).

2. The precise pipe joint machining tool according to claim 1, wherein: the utility model discloses a fixed handle, including fixed handle (4), spring chuck (12), fixed handle (4), plate body (61) and plate body (62) integrated into one piece constitute an L type structure jointly, when the side of plate body (62) in fixed handle (4) one side smooth laminating stopper (6), the axis of spring chuck (12) perpendicular to the bottom surface of base (1), when the side of plate body (62) in fixed handle (4) one side smooth laminating stopper (9) the axis of spring chuck (12) is on a parallel with the bottom surface of base (1).

3. The precise pipe joint machining tool according to claim 1, wherein: the two side faces of the fixed handle (4) are connected with the side faces of the first plate body (61) and the base (1) in a sliding mode.

4. The precise pipe joint machining tool according to claim 1, wherein: the positioning groove (5) is of a semi-conical groove body structure, and the diameter of the conical rod (82) is not larger than that of the screw rod (81).

5. The precise pipe joint machining tool according to claim 1, wherein: two groups of through holes for adapting and inserting countersunk bolts (7) are adjacently formed in the second plate body (62).

6. The precise pipe joint machining tool according to claim 1, wherein: the base (1) is provided with a through hole structure which is in clearance fit with the positioning cone (8) in a penetrating way in the axial direction of the positioning cone (8).