CN213531125U

CN213531125U - Double-edged buttress thread chaser

Info

Publication number: CN213531125U
Application number: CN202022521824.7U
Authority: CN
Inventors: 王军伟
Original assignee: Kunshan Hiegise Precision Tools Co ltd
Current assignee: Kunshan Hiegise Precision Tools Co ltd
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-06-25
Anticipated expiration: 2030-11-04

Abstract

The utility model discloses a double-edged buttress thread chaser, which comprises a tool rest, a limiting disc and a mounting seat, wherein the outer ring surface of the tool rest is provided with a waste tank, one side of the waste tank is provided with a thread chaser, and the bottom end of the thread chaser is provided with a connecting block; the double-edged buttress thread chasing tool can achieve the machining and damping effects by arranging the pressure plate, the first pressure reducing pad, the connecting screw rod, the chuck, the second pressure reducing pad, the fastening nut and the bolt, so that the accuracy of thread grinding is ensured, and meanwhile, the installation rapidity of the structure is improved, so that the machining accuracy and the machining efficiency of the structure are ensured; through setting up waste material groove, screw thread chaser, connecting block, T type groove and second decompression pad, can make things convenient for the independent change use of screw thread chaser to can reduce the expenditure of processing cost, can also reach getting rid of screw thread chaser processing iron fillings waste material in addition, it is comparatively convenient to use, thereby has ensured the reliability and the practicality of structure processing.

Description

Double-edged buttress thread chaser

Technical Field

The utility model relates to a petroleum pipeline field specifically is a two-sided sword buttress thread chasing tool.

Background

With the continuous development of oil-gas exploration and exploitation to the depth, the geological conditions are increasingly complex, the oil well pipe faces serious examination, and the requirements on the oil well pipe are higher and higher. The buttress thread oil pipe has high tensile strength and high connection strength, so that the buttress thread oil pipe is widely applied to oil pipes. The thread combing cutter is a cutter for cutting and forming steel pipe threads, the thread combing cutter is a common cutter on a thread machine tool, the machine manufacturing precision is high, the severe conditions put forward higher requirements on the thread cutter, the requirements on the precision and the surface quality of threads are higher and higher, and high-speed and high-efficiency cutting is required.

The prior art has the following defects or problems:

1. the inclined to one side ladder thread chaser of current two-sided sword takes place vibrations and unstability easily in the use, reduces the accuracy nature of thread chaser easily, and the sword is beaten more easily, in addition at two-sided sword inclined to one side ladder thread chaser equipment in-process, needs specific spanner specific screw to install, and is comparatively troublesome, and machining efficiency can not reach the demand.

2. Traditional two-sided sword buttress thread chasing tool when tipping or knife tip wearing and tearing appear in the use, hardly replace the cutter that damages alone to lead to use cost's the increase, it is not smooth still to have to excrete in addition, and iron fillings easily twine on the threaded surface that the machine tooling is good, fish tail threaded surface, reduce machining efficiency and lumber recovery.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's weak point, provide a two-sided sword buttress thread chasing tool, solve the problem of mentioning in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a double-edged buttress thread chaser comprises a tool rest, a limiting disc and a mounting seat, wherein a waste material groove is formed in the outer ring surface of the tool rest, a thread chaser is arranged on one side of the waste material groove, a connecting block is arranged at the bottom end of the thread chaser, a T-shaped groove is formed in the connecting block close to the inside of the tool rest, a pressure plate is arranged at the top end of the tool rest, a pressure groove is formed in the pressure plate close to the top end of the tool rest, a first pressure reducing pad is arranged at a gap between the pressure plate and the pressure groove, a connecting screw rod is arranged at the middle end of the bottom of the pressure plate, penetrates through the inside of the tool rest and extends to the inside of the limiting disc, a chuck is arranged at the bottom end of the tool rest, a through groove is formed in the tool rest and the chuck close to the outer ring surface of the connecting screw rod, a second pressure reducing, the bottom that connecting screw extended to the chuck is provided with fastening nut, the inside of spacing dish and the horizontal both sides of chuck is provided with the thread groove, the inside of thread groove is provided with the bolt.

As the utility model discloses an optimal technical scheme, the inside of mount pad is provided with the mounting hole, and the quantity of mounting hole is four groups, the mounting hole equidistance distributes in the inside of mount pad.

As the utility model discloses a preferred technical scheme, the shape of mount pad comprises round platform form and cylindricality, the mount pad welds with the spacing end of a set of spiral shell.

As the utility model discloses a preferred technical scheme, the shape of dirty silo is oblique angle annular concavity, and the quantity of dirty silo is five groups, dirty silo equidistance distributes at the exterior wall of knife rest.

As the preferred technical scheme of the utility model, the shape of chasing tool is accurate cusp, and the quantity of chasing tool is the same with the quantity of dirty tank.

As the utility model discloses an optimal technical scheme, the quantity of connecting block is the same with the quantity of screw thread chasing tool, the connecting block forms with screw thread chasing tool formula casting as an organic whole, the quantity in T type groove is the same with the quantity of connecting block.

As the utility model discloses a preferred technical scheme, pressure disk and connecting screw fixed connection, the pressure disk cup joints with the indent, the knife rest is the same with the logical inslot diameter in the chuck, connecting screw pegs graft with leading to the groove, connecting screw's bottom and fastening nut threaded connection.

As the utility model discloses a preferred technical scheme, first decompression pad is made with the second decompression pad polyurethane rubber, first decompression pad cup joints with the outer anchor ring top of chuck, the second decompression pad cup joints with the outer anchor ring top that leads to the groove.

As the utility model discloses an optimal technical scheme, the shape of draw-in groove is the fretwork inverse convex, chuck and draw-in groove block, fastening nut and draw-in groove activity block, the thread groove has all been seted up with the chuck to spacing dish, the quantity of thread groove is the same with the quantity of bolt.

As the utility model discloses an optimized technical scheme, the thread groove has all been seted up with the chuck to spacing dish, the quantity of thread groove is the same with the quantity of bolt.

Compared with the prior art, the utility model provides a two-sided sword buttress thread chasing tool possesses following beneficial effect:

1. the double-edged buttress thread chasing tool is characterized in that a pressure plate, a first pressure reducing pad, a connecting screw, a chuck, a second pressure reducing pad, a fastening nut and bolts are arranged, when a tool rest is installed, the connecting screw penetrates through the inside of a through groove, the first pressure reducing pad is sleeved on the outer annular surface of the connecting screw, the second pressure reducing pad is sleeved on the outer annular surface of the chuck, vibration of the tool rest in use can be reduced under the matching of the first pressure reducing pad and the second pressure reducing pad, so that the damping stabilizing effect is achieved, the accuracy of grinding threads is guaranteed, then the fastening nut can be in threaded connection with the bottom end of the connecting screw, the chuck is placed in a clamping groove of a limiting plate, the whole position of the tool rest can be stabilized through threaded connection of two groups of bolts and a threaded groove, the fastening nut is fixed, the rapidness of structural installation is improved, and the influence of complex installation operation on the machining efficiency can be avoided, therefore, the processing accuracy and the processing efficiency of the structure are guaranteed.

2. The double-edged buttress thread chasing tool is provided with the waste material groove, the thread chasing tool, the connecting block, the T-shaped groove and the second pressure reducing pad, when the thread chasing tool with the structure is broken or the tool tip is abraded, the thread chasing tool can be conveniently and independently replaced and used under the matching of the connecting block and the T-shaped groove, so that the trouble of disassembly caused by rigid connection of the whole tool is avoided, the processing efficiency is influenced, the processing cost expenditure can be reduced, then after the thread chasing tool is replaced and installed, the connecting block can be tightly abutted through the action of the second pressure reducing pad in the installation process of the whole tool rest, the problems of tool hitting and tool deflection can be prevented, the stability of polishing processing of the thread chasing tool can be improved, in addition, the scrap iron scrap material processing of the thread chasing tool can be conveniently removed through the inclined equidistant distribution of a plurality of groups of waste material grooves, the use is more convenient, the processing efficiency and the yield are improved, thereby the reliability and the practicality of the processing of the waste material groove on the tool rest are ensured.

Drawings

FIG. 1 is a perspective view of the overall appearance of the present invention;

FIG. 2 is an overall plan sectional view of the present invention;

FIG. 3 is a top view of the tool holder of the present invention;

fig. 4 is a schematic view of the chuck structure of the present invention.

In the figure: 1. a tool holder; 2. a limiting disc; 3. a mounting seat; 4. a waste chute; 5. a thread chaser; 6. connecting blocks; 7. a T-shaped groove; 8. a platen; 9. pressing a groove; 10. a first pressure reducing pad; 11. connecting a screw rod; 12. a chuck; 13. a through groove; 14. a second pressure reducing pad; 15. a card slot; 16. fastening a nut; 17. a screw groove; 18. a bolt; 19. and (7) installing holes.

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, in this embodiment: a double-edged buttress thread chaser comprises a tool rest 1, a limiting disc 2 and a mounting seat 3, wherein a waste material groove 4 is formed in the outer ring surface of the tool rest 1, a thread chaser 5 is arranged on one side of the waste material groove 4, a connecting block 6 is arranged at the bottom end of the thread chaser 5, a T-shaped groove 7 is formed in the connecting block 6 close to the inside of the tool rest 1, a pressure plate 8 is arranged at the top end of the tool rest 1, a pressure groove 9 is formed in the pressure plate 8 close to the top end of the tool rest 1, a first pressure reducing pad 10 is arranged at a gap between the pressure plate 8 and the pressure groove 9, a connecting screw rod 11 is arranged at the middle end of the bottom of the pressure plate 8, the connecting screw rod 11 penetrates through the inside of the tool rest 1 and extends to the inside of the limiting disc 2, a chuck 12 is arranged at the bottom end of the tool rest 1, a through groove 13 is formed in the inner ring, the inside that chuck 12 is close to spacing dish 2 is provided with draw-in groove 15, and connecting screw 11 extends to the bottom of chuck 12 and is provided with fastening nut 16, and spacing dish 2 is provided with the thread groove 17 with the inside of the horizontal both sides of chuck 12, and the inside of thread groove 17 is provided with bolt 18.

In this embodiment, the mounting seat 3 is provided with four mounting holes 19, the mounting holes 19 are equidistantly distributed in the mounting seat 3, and the mounting holes 19 can be used for being mounted and connected with a machining driving device so as to provide grinding power for thread machining; the mounting seat 3 is in a shape of a circular truncated cone and a column, the mounting seat 3 is welded with the bottom end of the screw limiting disc 2, and when the structure of the tool rest 1 is not used, the mounting seat 3 can be equivalent to a support, so that the tool rest 1 can be conveniently supported and stored; the waste material grooves 4 are in oblique annular concave shapes, the number of the waste material grooves 4 is five, the waste material grooves 4 are equidistantly distributed on the outer surface wall of the tool rest 1, and the waste material grooves 4 can facilitate the removal of scrap iron waste materials processed by the chasers 5, so that the yield can be improved; the shape of the thread combing knives 5 is precise dentate, the number of the thread combing knives 5 is the same as that of the waste material tanks 4, and the thread combing knives 5 can provide the precision of thread polishing, so that the forming quality can be improved; the number of the connecting blocks 6 is the same as that of the thread combing knives 5, the connecting blocks 6 and the thread combing knives 5 are integrally cast, the number of the T-shaped grooves 7 is the same as that of the connecting blocks 6, and the connecting blocks 6 are matched with the T-shaped grooves 7, so that the single thread combing knives 5 can be conveniently disassembled and assembled, and the processing cost can be reduced; the pressure plate 8 is fixedly connected with the connecting screw rod 11, the pressure plate 8 is sleeved with the pressure groove 9, the tool rest 1 is the same as the inner diameter of the through groove 13 in the chuck 12, the connecting screw rod 11 is inserted into the through groove 13, the bottom end of the connecting screw rod 11 is in threaded connection with the fastening nut 16, the connecting screw rod 11 penetrating through the through groove 13 is screwed through the fastening nut 16, the pressure plate 8 can be pulled to abut against the pressure groove 9, and therefore the position of the tool rest 1 can be stabilized, and subsequent quick installation is facilitated; the first pressure reducing pad 10 and the second pressure reducing pad 14 are made of polyurethane rubber, the first pressure reducing pad 10 is sleeved with the top end of the outer annular surface of the connecting screw rod 11, the second pressure reducing pad 14 is sleeved with the top end of the outer annular surface of the through groove 13, and the vibration of the tool rest 1 in use can be reduced under the matching of the first pressure reducing pad 10 and the second pressure reducing pad 14, so that the damping and stabilizing effects are achieved, and the accuracy of thread polishing is guaranteed; the clamping groove 15 is hollowed out and inverted convex, the chuck 12 is clamped with the clamping groove 15, the fastening nut 16 is movably clamped with the clamping groove 15, and the limiting effect of the tool rest 1 can be stabilized through clamping the chuck 12 with the clamping groove 15, so that the subsequent installation and use are facilitated; the thread groove 17 has all been seted up with chuck 12 to spacing dish 2, and the quantity of thread groove 17 is the same with the quantity of bolt 18, and through the threaded connection's of bolt 18 and thread groove 17 cooperation, can stabilize the holistic position of knife rest 1, fixes to improve this structural installation's rapidity, can avoid loaded down with trivial details installation operation to influence machining efficiency, with this machining accuracy and the machining efficiency of guarantee this structure.

The utility model discloses a theory of operation and use flow: firstly, when the tool rest 1 is installed, the connecting screw rod 11 penetrates through the inside of the through groove 13, meanwhile, the first pressure reducing pad 10 is sleeved on the outer annular surface of the connecting screw rod 11, the second pressure reducing pad 14 is sleeved on the outer annular surface of the chuck 12, the vibration of the tool rest 1 during use can be reduced under the matching of the first pressure reducing pad 10 and the second pressure reducing pad 14, so that the damping stabilizing effect is achieved, the accuracy of polishing threads is guaranteed, then, the fastening nuts 16 can be connected with the bottom end fastening threads of the connecting screw rod 11, the chuck 12 is placed in the clamping grooves 15 of the limiting disc 2, the whole position of the tool rest 1 can be stabilized and fixed through the threaded connection of the two groups of bolts 18 and the thread grooves 17, the installation rapidness of the structure is improved, the influence of the machining efficiency caused by complicated installation operation can be avoided, and the machining accuracy and the machining efficiency of the structure are guaranteed; then when the thread combing knife 5 on the structure is broken or the knife point is worn, under the matching of the connecting block 6 and the T-shaped groove 7, the thread combing cutter 5 can be conveniently and independently replaced and used, thereby avoiding the trouble of disassembly caused by rigid connection of the whole cutter to influence the processing efficiency, further reducing the expenditure of the processing cost, then, when the thread combing cutter 5 is replaced and installed, through the action of the second pressure reducing pad 14 in the installation process of the integral cutter frame 1, the connecting block 6 can be tightly propped, the problems of knife hitting and knife deflection can be prevented, the stability of the grinding processing of the thread combing knife 5 can be improved, in addition, through the inclined equidistant distribution of a plurality of groups of waste material grooves 4, the scrap iron scrap processed by the thread combing cutter 5 can be conveniently removed, the use is convenient, the processing efficiency and the yield are improved, and the reliability and the practicability of the processing of the scrap groove 4 on the cutter frame 1 are guaranteed.

Finally, it should be noted that: 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 described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a two-sided sword buttress thread chasing tool which characterized in that: the device comprises a tool rest (1), a limiting disc (2) and a mounting seat (3), wherein a waste material groove (4) is formed in the outer ring surface of the tool rest (1), a thread combing tool (5) is arranged on one side of the waste material groove (4), a connecting block (6) is arranged at the bottom end of the thread combing tool (5), a T-shaped groove (7) is formed in the connecting block (6) close to the tool rest (1), a pressure plate (8) is arranged at the top end of the tool rest (1), a pressure groove (9) is formed in the pressure plate (8) close to the top end of the tool rest (1), a first pressure reducing pad (10) is arranged at a gap between the pressure plate (8) and the pressure groove (9), a connecting screw rod (11) is arranged at the middle end of the bottom of the pressure plate (8), the connecting screw rod (11) penetrates through the inside of the tool rest (1) and extends to the inside of the limiting disc (2, the outer annular surface of the inner part of the tool rest (1) and the chuck (12) close to the connecting screw rod (11) is provided with a through groove (13), the upper wall of the outer annular surface of the chuck (12) close to the limiting disc (2) is provided with a second pressure reducing pad (14), the inner part of the chuck (12) close to the limiting disc (2) is provided with a clamping groove (15), the bottom end of the connecting screw rod (11) extending to the chuck (12) is provided with a fastening nut (16), the inner parts of the transverse two sides of the limiting disc (2) and the chuck (12) are provided with screw grooves (17), and the inner parts of the screw grooves (17) are provided with bolts (18).

2. A double-edged buttress thread chaser according to claim 1, wherein: the inside of mount pad (3) is provided with mounting hole (19), and the quantity of mounting hole (19) is four groups, mounting hole (19) equidistance distributes in the inside of mount pad (3).

3. A double-edged buttress thread chaser according to claim 1, wherein: the shape of mount pad (3) comprises round platform form and cylindricality, mount pad (3) and the welding of spiral shell spacing dish (2) bottom.

4. A double-edged buttress thread chaser according to claim 1, wherein: the waste material troughs (4) are in oblique angle annular concave shapes, the number of the waste material troughs (4) is five, and the waste material troughs (4) are equidistantly distributed on the outer surface wall of the tool rest (1).

5. A double-edged buttress thread chaser according to claim 1, wherein: the thread combing knives (5) are in a precise tooth shape, and the number of the thread combing knives (5) is the same as that of the waste material tanks (4).

6. A double-edged buttress thread chaser according to claim 1, wherein: the number of connecting blocks (6) is the same as that of the thread combing knives (5), the connecting blocks (6) are cast with the thread combing knives (5) in an integrated mode, and the number of the T-shaped grooves (7) is the same as that of the connecting blocks (6).

7. A double-edged buttress thread chaser according to claim 1, wherein: pressure disk (8) and connecting screw (11) fixed connection, pressure disk (8) cup joint with indent (9), knife rest (1) is the same with logical groove (13) internal diameter in chuck (12), connecting screw (11) are pegged graft with leading to groove (13), the bottom and fastening nut (16) threaded connection of connecting screw (11).

8. A double-edged buttress thread chaser according to claim 1, wherein: the first pressure reducing pad (10) and the second pressure reducing pad (14) are made of polyurethane rubber, the first pressure reducing pad (10) is sleeved with the top end of the outer annular surface of the chuck (12), and the second pressure reducing pad (14) is sleeved with the top end of the outer annular surface of the through groove (13).

9. A double-edged buttress thread chaser according to claim 1, wherein: the clamping groove (15) is in a hollow inverted convex shape, the chuck (12) is clamped with the clamping groove (15), and the fastening nut (16) is movably clamped with the clamping groove (15).

10. A double-edged buttress thread chaser according to claim 1, wherein: thread grooves (17) are formed in the limiting disc (2) and the chuck (12), and the number of the thread grooves (17) is the same as that of the bolts (18).