CN219113494U

CN219113494U - Auxiliary tooling for machining thread plug cross groove

Info

Publication number: CN219113494U
Application number: CN202223543632.1U
Authority: CN
Inventors: 王守春; 郭万涛; 王鲲; 王其江
Original assignee: Henan Shangdafuze Electromechanical Technology Co ltd
Current assignee: Henan Shangdafuze Electromechanical Technology Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-06-02
Anticipated expiration: 2032-12-30

Abstract

The utility model provides an auxiliary tooling for processing a thread plug cross groove, which comprises a base, a supporting plate and a pressing plate, wherein the supporting plate is arranged at the lower part of the front side surface of a vertical plate of the base, and the top of the supporting plate is provided with first V-shaped grooves at intervals; the upper portion left and right sides of base riser outwards just extends forward and is formed with spacing arm, the spout has been seted up to the opposite face of spacing arm, the clamp plate is the structure of falling L shape, has a horizontal plate and a vertical board, the horizontal plate sets up in the riser top, the both sides of vertical board are provided with the slider with spout matched with, the clamp plate inlays through the slider and establishes in the spout and can reciprocate, the vertical board bottom of clamp plate is spaced apart to be equipped with the second V-arrangement recess, the second V-arrangement recess corresponds from top to bottom with first V-arrangement recess. The auxiliary tool can realize clamping fixation of a plurality of thread plugs, is arranged on the table surface of the milling machine, is matched with the cutter disc, and can simultaneously realize processing of a plurality of thread plug cross grooves.

Description

Auxiliary tooling for machining thread plug cross groove

Technical Field

The utility model relates to the technical field of valve seat accessory machining, in particular to an auxiliary tool for machining a thread plug cross groove.

Background

Among the hydraulic components, the valve seat is a very common and very important component, and is used for supporting the valve core in the fully closed position and forming a sealing pair. Wherein, the screw thread is blocked, also called screwed joint is blocked, as a part of the disk seat, cooperates the sealing washer to realize the sealed of the interface of disk seat part. At present, most of the outer side parts of the screw plugs are processed into rectangular shapes or hexagonal shapes, so that the screw plugs are convenient to screw by using tools. However, in some cases, such as where the seat assembly is relatively narrow, the length of the thread stop outer side may be reduced for practical use, and in such cases, the thread stop outer side may need to be machined with a cross-shaped groove for the tightening operation. At present, the processing of the cross groove of the thread plug is generally realized by adopting a milling machine and a milling cutter, but under the condition that the thread plug needs to be clamped, one-to-one operation is needed for the most part, and the efficiency is relatively low.

Disclosure of Invention

The utility model provides an auxiliary tooling for processing a thread plug cross groove, which can realize clamping and fixing of a plurality of thread plugs, is arranged on the table surface of a milling machine, and can simultaneously realize processing of the thread plug cross grooves by matching with a cutter head.

The utility model adopts the technical scheme that:

the auxiliary tooling for machining the thread blocking cross groove comprises a base, a supporting plate and a pressing plate, wherein the base is provided with a horizontally arranged bottom plate and a vertical plate vertically arranged on the front side of the bottom plate, the supporting plate is arranged on the lower part of the front side surface of the vertical plate of the base, and first V-shaped grooves are formed in the top of the supporting plate at intervals; the upper portion left and right sides of base riser outwards just extends forward and is formed with spacing arm, the spout has been seted up to the opposite face of spacing arm, the clamp plate is the structure of falling L shape, has a horizontal plate and a vertical board, the horizontal plate sets up in the riser top, the both sides of vertical board are provided with the slider with spout matched with, the clamp plate inlays through the slider and establishes in the spout and can reciprocate, the vertical board bottom of clamp plate is spaced apart to be equipped with the second V-arrangement recess, the second V-arrangement recess corresponds from top to bottom with first V-arrangement recess.

Preferably, the device further comprises a positioning plate, wherein the positioning plate is movably arranged on the front side surface of the pressing plate vertical plate, positioning rods are arranged at intervals on the lower portion of the positioning plate, are vertically arranged and correspond to the first V-shaped grooves.

Preferably, the positioning plate is movably arranged on the front side surface of the pressing plate through a third bolt, L-shaped through grooves are formed in the positioning plate at intervals, and the third bolt penetrates through the L-shaped through grooves and is arranged on the pressing plate.

Preferably, a handle is arranged at the upper part of the positioning plate.

Preferably, a reinforcing plate is arranged between the bottom plate and the vertical plate of the base, and fixing through holes are formed in the left side and the right side of the bottom plate.

Preferably, magnets are arranged on the front side surface of the base vertical plate at intervals, and the magnets are located above the first V-shaped grooves.

Compared with the prior art, the utility model has the beneficial effects that: the auxiliary tooling for processing the thread plug cross grooves is arranged on the table top of a milling machine, can realize clamping and fixing of a plurality of thread plugs, and can realize processing of the thread plug cross grooves by matching with a cutter head.

Drawings

Fig. 1 is a schematic diagram of the front structure of the present utility model.

Fig. 2 is a schematic view of the back structure of the present utility model.

Fig. 3 is a partially exploded view of the present utility model.

Fig. 4 is a schematic view of the structure of the screw plug.

Fig. 5 is a schematic diagram of an application structure of the present utility model.

In the figure: 1. a base; 2. a supporting plate; 3. a pressing plate; 4. a positioning plate; 5. a reinforcing plate; 6. a magnet; 7. plugging a screw thread; 8. a first bolt; 9. a second bolt; 10. a third bolt; 20. a cutterhead; 11. a bottom plate; 12. a vertical plate; 13. a limiting arm; 14. a chute; 15. a fixing through hole; 16. concave holes; 17. a threaded through hole; 20. a cutterhead; 21. a first V-shaped groove; 31. a horizontal plate; 32. a vertical plate; 33. a slide bar; 34. a second V-shaped groove; 41. a positioning rod; 42. an L-shaped through groove; 43. a handle; 71. a first lever portion; 72. a second lever portion; 73. a head; 74. a groove.

Detailed Description

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

The structure of the screw plug 7 is shown in fig. 4, and is in a convex column structure with different outer diameters, and is provided with a rod part matched with a valve seat interface and a head part 73 used for screwing, wherein the rod part comprises a first rod part 71 and a second rod part 72, the outer diameter of the second rod part is larger than that of the first rod part, and a circle of groove 74 is formed in the connection position of the first rod part and the second rod part, so that the sealing ring is convenient to install; the outer diameter of the threaded plug head is larger than that of the second rod part, and the cross groove is positioned on the front side surface of the head and penetrates through the circumferential side wall of the head. The auxiliary tool mainly clamps the outer side face of the head of the screw plug, realizes the fixation of the whole screw plug, and facilitates the processing of the subsequent cross groove.

The auxiliary tooling for processing the thread block cross grooves is arranged on the table surface of a milling machine, realizes clamping and fixing of a plurality of thread blocks, and can simultaneously realize processing of the thread block cross grooves by matching with the cutter head 20 of the milling machine. Specifically, as shown in fig. 1, 2 and 3, the base comprises a base 1, a supporting plate 2 and a pressing plate 3, wherein the base is provided with a horizontally arranged bottom plate 11 and a vertical plate 12 vertically arranged at the front side of the bottom plate, the supporting plate 2 is arranged at the lower part of the front side of the vertical plate, the top of the supporting plate 2 is provided with first V-shaped grooves 21 at intervals, the first V-shaped grooves are used for placing screw plugs, and the supporting plate 21 is fixed at the lower part of the front side of the vertical plate through first bolts 8 because the supporting plate belongs to a stressed piece for facilitating later abrasion replacement; the upper left and right sides of base riser 12 outwards and forward extend and are formed with spacing arm 13, spout 14 has been seted up to spacing arm 13's opposite face, clamp plate 3 is the L shape structure of falling, has a horizontal plate 31 and a vertical board 32, horizontal plate 31 sets up in the riser top, and this horizontal plate passes through second bolt 9 to be fixed at the riser top, utilizes the second bolt to unclamp clamp plate or locking clamp plate, vertical board 32 both sides are provided with spout matched with draw runner 33, clamp plate 3 inlays through the draw runner and establishes in the spout and can reciprocate, the vertical board bottom of clamp plate is spaced apart to be equipped with second V-arrangement recess 34, second V-arrangement recess 34 corresponds from top to bottom with first V-arrangement recess 21, realizes the centre gripping of screw thread plug through two V-arrangement recesses and fixes.

It is known that when machining by means of a milling machine, the workpiece is mounted on an accessory such as a table or an index head, the milling cutter is rotated as a main movement, and the workpiece is brought into the desired machining surface by means of a feed movement of the table or the milling head. When the auxiliary tool assembly tool head is used for machining the thread blocking cross groove, a transverse groove is machined firstly, the transverse groove is rotated by 90 degrees to form a vertical groove, and then machining of another transverse groove is completed. When the second transverse groove is machined, the transverse groove is required to be in a vertical state relative to the first machined transverse groove, the process can be realized through manual adjustment of a tool, but the whole process is relatively slow, in order to accelerate adjustment efficiency, the auxiliary fixture further comprises a positioning plate 4, the positioning plate 4 is movably arranged on the front side surface of the pressing plate vertical plate, positioning rods 41 are arranged at intervals at the lower part of the positioning plate 4, and the positioning rods are vertically arranged and correspond to the first V-shaped grooves. Specifically, the locating rod is located first V-arrangement recess front side upper portion, can block into the first transverse groove after the screw plug rotates 90 after the downwardly moving, realizes the location of first transverse groove, and convenient follow-up processing with its another perpendicular transverse groove.

In order to facilitate the movable use of the positioning plate, the positioning plate 4 is movably arranged on the front side surface of the pressing plate through a third bolt 10, L-shaped through grooves 42 are formed in the positioning plate at intervals, and the third bolt 10 is arranged on the pressing plate through the L-shaped through grooves 42. Because the locating plate passes through the activity of third bolt and sets up, when not using, can remove the locating plate and make it rise along L shape logical groove, and the third bolt is located the left side portion of L shape logical groove this moment, and when using its location, can remove the locating plate and make it fall along L shape logical groove, and the third bolt is in the right side top of L shape logical groove this moment. Meanwhile, the handle 43 is arranged on the upper portion of the positioning plate, so that the positioning plate can be moved conveniently.

Meanwhile, in order to ensure the stability of the base, a reinforcing plate 5 is arranged between the bottom plate and the vertical plate of the base, two reinforcing plates are arranged, the left side and the right side of the bottom plate are provided with fixing through holes 15, and the base can be fixed on the table top of the milling machine through the fixing through holes in combination with bolts or other workpieces.

The known screw plugs are of convex cylinder structures with different outer diameters and are made of steel, and in order to ensure the stability of the screw plugs after being placed in the first V-shaped grooves, the front side surface of the base vertical plate is provided with a magnet 6 for adsorbing the screw plugs, and the magnet is located above the first V-shaped grooves. The magnet sets up like this, has offered shrinkage pool 16 at base riser leading flank, threaded through-hole 17 has been seted up to the central authorities of shrinkage pool, magnet 6 is the pie-shaped structure of central authorities' taking convex through-hole, and magnet passes through the fix with screw in the shrinkage pool. In addition, in order to ensure the magnetism stability of the magnet, the base, the supporting plate, the pressing plate and the screw are made of materials such as aluminum, copper and the like which are not adsorbed by the magnet.

The application process of the auxiliary tool is as follows: the auxiliary tool is arranged on a milling machine table top, the cutter head is assembled on the main shaft, the cutter head is positioned on one side of the auxiliary tool at the moment, the second bolt is loosened, the pressing plate can be moved upwards, the thread plug is conveniently placed in the first V-shaped groove, the thread plug is placed in the groove, the rear side of the cutter head is fixed through the adsorption of a magnet, the pressing plate is moved downwards, the thread plug is clamped by the second V-shaped groove, after the cutter head is clamped, the clamping of the thread plug is realized by the second bolt locking pressing plate, the main shaft drives the cutter head to move along the horizontal direction, the processing of a plurality of thread plug transverse grooves is realized, the cutter head is completed to be stopped on the other side of the auxiliary tool, the second bolt is loosened, the pressing plate is moved upwards, the processed transverse grooves are vertically arranged by rotating the thread plug, the positioning plate falls down, the positioning rod of the positioning plate is inserted into the transverse grooves which are vertically arranged, the positioning of the transverse grooves is realized, the thread plug is clamped by moving downwards, the pressing plate is locked by the second bolt, the main shaft drives the cutter head to return along the horizontal direction, the processing of the other transverse grooves is realized, and after the processing is completed, the positioning plate and the thread plug is sequentially lifted, and the thread plug is taken out, and the next group of operations are performed.

Claims

1. The utility model provides a stifled cross groove processing auxiliary fixtures of screw thread which characterized in that: the device comprises a base, a supporting plate and a pressing plate, wherein the base is provided with a bottom plate which is horizontally arranged and a vertical plate which is vertically arranged on the front side of the bottom plate, the supporting plate is arranged on the lower part of the front side surface of the vertical plate of the base, and the top of the supporting plate is provided with first V-shaped grooves at intervals; the upper portion left and right sides of base riser outwards just extends forward and is formed with spacing arm, the spout has been seted up to the opposite face of spacing arm, the clamp plate is the structure of falling L shape, has a horizontal plate and a vertical board, the horizontal plate sets up in the riser top, the both sides of vertical board are provided with the slider with spout matched with, the clamp plate inlays through the slider and establishes in the spout and can reciprocate, the vertical board bottom of clamp plate is spaced apart to be equipped with the second V-arrangement recess, the second V-arrangement recess corresponds from top to bottom with first V-arrangement recess.

2. The thread blocking cross groove machining auxiliary tool according to claim 1, wherein: the positioning plate is movably arranged on the front side face of the pressing plate vertical plate, positioning rods are arranged at intervals on the lower portion of the positioning plate, are vertically arranged and correspond to the first V-shaped grooves.

3. The thread blocking cross groove machining auxiliary tool according to claim 2, wherein: the locating plate is movably arranged on the front side face of the pressing plate through a third bolt, L-shaped through grooves are formed in the locating plate at intervals, and the third bolt penetrates through the L-shaped through grooves and is arranged on the pressing plate.

4. A thread blocking cross groove machining auxiliary tool according to claim 2 or 3, characterized in that: the upper part of the locating plate is provided with a handle.

5. The thread blocking cross groove machining auxiliary tool according to claim 1, wherein: a reinforcing plate is arranged between the bottom plate and the vertical plate of the base, and fixing through holes are formed in the left side and the right side of the bottom plate.

6. The thread blocking cross groove machining auxiliary tool according to claim 1, wherein: magnets are arranged on the front side face of the base vertical plate at intervals, and are located above the first V-shaped grooves.