CN218983454U

CN218983454U - Tapping tool based on small-size internal thread machining

Info

Publication number: CN218983454U
Application number: CN202223384583.1U
Authority: CN
Inventors: 章兴祥; 王秀模; 刘清; 王秀桥
Original assignee: Hangzhou Bogu Tools Co ltd
Current assignee: Hangzhou Bogu Tools Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-05-09
Anticipated expiration: 2032-12-16

Abstract

The utility model discloses a tapping tool based on small-size internal thread machining, which comprises a handle, wherein a thread block is fixedly connected to the bottom of the handle, a lubricating mechanism and a restoring mechanism are arranged in the handle, and a pressing block is arranged in the lubricating mechanism. This tapping tool based on processing of little specification internal thread sets up lubricated mechanism in the inside of handle, the inside fixed connection of screw thread piece has the sponge of infiltration hole, can make the lubricating oil that fills in the sponge flow to the surface of screw thread piece along the infiltration hole through the extrusion of the inside expansion piece of lubricated mechanism, reduce the frictional force between material and the tap, the operating personnel of being convenient for continue to push into the tap to the inside of material, the preparation internal thread ensures simultaneously that the tap can not break because of too big frictional force, reduces the number of times that the tap withdraws from the material, and then reduces the time that the internal thread formed, improve production efficiency.

Description

Tapping tool based on small-size internal thread machining

Technical Field

The utility model relates to the technical field of thread machining, in particular to a tapping tool based on small-specification internal thread machining.

Background

The tapping is a process of screwing the tap into a bottom hole to be drilled to form an internal thread by using a certain torque, the tool is a tap, the tap is screwed into a material needing to be processed to form the internal thread by using the tool, and in the process of manufacturing the internal thread, if the friction force generated between the tap and the material is large, the tap is required to be taken out and screwed again, and the internal thread is formed repeatedly.

The existing tap can not adjust the friction force between the tap and the material when the internal thread is manufactured, the tap needs to be withdrawn and screwed again when the friction force is large, the consumed time is long, if the tap is screwed with the reinforcing force, the tap can be broken, the friction force between the tap and the material affects the forming efficiency of the internal thread, meanwhile, the service life of the tap can be influenced to a certain extent, the screw on the surface of the tap can be worn due to improper use, and the tap cannot be used continuously or is broken directly.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a tapping tool based on small-specification internal thread machining, which solves the problems that when a large friction force is generated between a tap and a material, the tap needs to exit from the material to re-drill, the time is long, and the service life of the tap is influenced to a certain extent.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a tapping tool based on processing of little specification internal thread, includes the handle, the bottom fixedly connected with screw thread piece of handle, the inside of handle is provided with lubrication mechanism and recovery mechanism, lubrication mechanism's inside includes presses the piece, the penetration hole has been seted up to screw thread piece's surface, the inside fixedly connected with sponge of screw thread piece, the expansion groove has been seted up to the inside of sponge, there is operation piece and expansion piece inside through groove and piece sliding connection, the surface fixedly connected with action bars of operation piece, the surface fixedly connected with of operation piece presses the piece, the surface fixedly connected with of pressing the piece presses the pole, the inside fixedly connected with dead lever and the expansion pole of expansion piece, the sliding groove has been seted up to the surface of dead lever, the surface fixedly connected with expansion post of expansion post, the surface fixedly connected with fixed axle of dead lever, the inside rotation of expansion piece is connected with the connecting rod, the surface fixedly connected with connecting axle of connecting rod.

Preferably, the restoring mechanism comprises a restoring block, and the surface of the pressing block is fixedly connected with an elastic spring.

Preferably, one end of the elastic spring is fixedly connected with the inside of the handle, and the surface of the pressing block is fixedly connected with a restoring spring.

Preferably, the surface of the operating rod is fixedly connected with a pressing spring, and one end of the pressing spring is fixedly connected with the surface of the restoring block.

Preferably, a filling groove is formed in the handle, and a rotating column is fixedly connected to the surface of the handle.

Preferably, the surface of the handle is rotationally connected with a sealing cover through a rotary column, and an operation groove is formed in the surface of the sealing cover.

Advantageous effects

The utility model provides a tapping tool based on small-specification internal thread machining. Compared with the prior art, the method has the following beneficial effects:

(1) This tapping tool based on little specification internal thread processing through set up lubricated mechanism in the inside of handle, and the inside fixed connection of screw thread piece has the sponge of infiltration hole, can make the lubricating oil that fills in the sponge flow to the surface of screw thread piece along the infiltration hole through the extrusion of the inside expansion piece of lubricated mechanism, reduces the frictional force between material and the tap, and the operating personnel of being convenient for continue to push into the tap to the inside of material, makes the internal thread, ensures simultaneously that the tap can not break because of too big frictional force, reduces the number of times that the tap withdraws from the material, and then reduces the time that the internal thread formed, improves production efficiency.

(2) This tapping tool based on little specification internal thread processing through at the restoration piece, press the fixed elasticity spring in surface of briquetting and action bars respectively, restore the spring and press the spring, make the operation after, the spring will drive the pole that corresponds and resume the original state, and then make all structures can resume, be convenient for execute the operation next time, restore the existence of mechanism and avoid the manual work to resume, reduced personnel's operation step, more convenient and save time, further improved efficiency, set up the filling groove that has sealed lid in the inside of handle, can carry out the packing of lubricating oil to the sponge, be convenient for the repeatedly usable of tap, the easy operation is convenient.

Drawings

FIG. 1 is a front elevational view of the structure of the present utility model;

FIG. 2 is a front view of the internal structure of the present utility model;

FIG. 3 is an enlarged view of a part of the structure of FIG. 2A according to the present utility model;

fig. 4 is a right side view of the structure of the sealing cap of the present utility model.

In the figure: 1-handle, 2-screw block, 3-lubrication mechanism, 31-pressing block, 32-penetration hole, 33-sponge, 34-expansion groove, 35-operation block, 36-expansion block, 37-operation rod, 38-pressing block, 39-pressing rod, 310-fixing rod, 311-expansion rod, 312-expansion column, 313-sliding block, 314-fixing shaft, 315-connecting rod, 316-connecting shaft, 317-sliding groove, 4-restoration mechanism, 41-restoration block, 42-elastic spring, 43-restoration spring, 44-pressing spring, 5-filling groove, 6-rotation column, 7-sealing cover, 8-operation groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides two technical solutions:

example 1

The tapping tool based on small-size internal thread machining comprises a handle 1, a thread block 2 is fixedly connected to the bottom of the handle 1, a lubricating mechanism 33 and a restoring mechanism 4 are arranged in the handle 1, a pressing block 31 is arranged in the lubricating mechanism 33, a penetrating hole 32 is formed in the surface of the thread block 2, a sponge 33 is fixedly connected to the inside of the thread block 2, an expansion groove 34 is formed in the inside of the sponge 33, an operation block 35 and an expansion block 36 are connected to the inside of the handle 1 in a sliding mode through the groove and the block, an operation rod 37 is fixedly connected to the surface of the operation block 35, a pressing block 38 is connected to the surface of the pressing block 38 in a sliding mode, a pressing rod 39 is fixedly connected to the surface of the expansion block 36, a fixing rod 310 and an expansion rod 311 are fixedly connected to the inside of the expansion block 36, a sliding groove 317 is formed in the surface of the fixing rod 310, an expansion column 312 is fixedly connected to a sliding block 313 is fixedly connected to the surface of the fixing rod 310, a fixing shaft 314 is connected to the inside of the expansion block 36 in a rotating mode, and a connecting rod 315 is connected to the surface of the connecting rod 316 is fixedly connected to the surface of the connecting rod.

Example two

The tapping tool based on small-size internal thread processing comprises a handle 1, a thread block 2 is fixedly connected to the bottom of the handle 1, a lubricating mechanism 33 and a restoring mechanism 4 are arranged in the handle 1, a pressing block 31 is arranged in the lubricating mechanism 33, a groove is formed in the surface of the pressing block 31 for convenient operation, a penetrating hole 32 is formed in the surface of the thread block 2, a sponge 33 is fixedly connected to the inside of the thread block 2, an expansion groove 34 is formed in the inside of the sponge 33, an operation block 35 and an expansion block 36 are slidably connected to the inside of the handle 1 through the groove and the block, the surface of the operation block 35 is fixedly connected with the surface of the pressing block 31, the expansion block 36 is composed of an inelastic material part and an elastic material part, an operation rod 37 is fixedly connected to the surface of the operation block 35, a pressing block 38 is slidably connected to the surface of the operation block 35, the pressing block 38 is a non-closed block, there is enough space for the push block 31 to slide, the surface of the push block 38 is fixedly connected with a push rod 39, the inside of the expansion block 36 is fixedly connected with a fixed rod 310 and an expansion rod 311, the expansion block 36 is fixedly connected with the inner surface of the elastic part of the push block 38, the surface of the fixed rod 310 is provided with a sliding groove 317, the surface of the fixed rod 310 is slidably connected with an expansion column 312, the inside of the expansion column 312 is fixedly connected with a sliding block 313, the surface of the fixed rod 310 is fixedly connected with a fixed shaft 314, the inside of the expansion block 36 is rotatably connected with a connecting rod 315, the surface of the connecting rod 315 is fixedly connected with a connecting shaft 316, a lubricating mechanism 3 is arranged in the handle 1, the inside of the threaded block 2 is fixedly connected with a sponge 33 with a penetration hole 32, lubricating oil filled in the sponge 33 can flow to the outer surface of the threaded block 2 along the penetration hole 32 through the extrusion of the expansion block 36 in the lubricating mechanism 3, the friction force between the material and the screw tap is reduced, the operator can push the screw tap into the material continuously, the internal screw thread is manufactured, the screw tap is ensured not to be broken due to overlarge friction force, the number of times of withdrawing the screw tap from the material is reduced, the time for forming the internal screw thread is further reduced, the production efficiency is improved, the restoring mechanism 4 comprises a restoring block 41, the surface of the restoring block 41 is fixedly connected with the surface of an expansion column 312, the surface of the pressing block 31 is fixedly connected with an elastic spring 42, one end of the elastic spring 42 is fixedly connected with the inside of the handle 1, the surface of the pressing block 38 is fixedly connected with a restoring spring 43, one end of the restoring spring 43 is fixedly connected with the inside of the handle 1, the surface of the operating rod 37 is fixedly connected with a pressing spring 44, one end of the pressing spring 44 is fixedly connected with the surface of the restoring block 41, the inside of the handle 1 is provided with a filling groove 5, the filling groove 5 penetrates the threaded block 2 and extends to the surface of the sponge 33, the rotating column 6 is fixedly connected to the surface of the handle 1, the sealing cover 7 is rotatably connected to the surface of the handle 1 through the rotating column 6, the operating groove 8 is formed on the surface of the sealing cover 7, the elastic spring 42, the restoring spring 43 and the pressing spring 44 are respectively fixed on the surfaces of the restoring block 41, the pressing block 38 and the operating rod 37, after the operation is finished, the corresponding rod is driven to be restored by the springs, all structures can be restored, the next operation is convenient, the restoring mechanism 4 is free from manual restoration, the operation steps of personnel are reduced, the convenience and the time are improved, the efficiency is further improved, the filling groove 5 with the sealing cover 7 is arranged in the handle 1, the sponge 33 can be filled with lubricating oil, the screw tap can be reused conveniently, the operation is simple and convenient.

And all that is not described in detail in this specification is well known to those skilled in the art.

When the screw tap is in operation, the screw tap is vertically placed at a position where internal threads are required to be arranged on a material, the screw tap is pushed into the inside by using a tool, the screw tap is pushed once when one circle of reverse screw tap is pushed, cutting chips are conveniently cut off, blocking is avoided, when the screw tap is pushed inwards and is difficult to rotate due to large friction force, the pressing rod 39 is slid first, the pressing rod 39 is moved to drive the pressing block 38 to move, the pressing block 38 is moved to a certain distance to continuously move, the expansion block 36 is driven to move, the expansion block 36 is made to slide into the expansion groove 34 in the sponge 33, the pressing block 31 is moved again, the operation block 35 is driven to slide by the pressing block 31, the operation rod 37 is driven to move, the expansion column 312 is driven to slide after a certain movement distance, the connection rod 315 is driven to rotate around the connection shaft 316, the relative distance between the fixing rod 310 and the expansion rod 311 is increased, the expansion block 36 is further made to be enlarged, the sponge 33 is pressed, lubricating oil in the sponge 33 flows out along the permeation hole 32, friction force between the material and the screw tap is reduced, the operation rod 37 and the pressing block 38 are driven to be driven to move, the operation rod 35 is driven to slide, the operation rod is driven to drive the operation rod 35 to slide, the operation rod 37 is driven to move, and the seal cap 7 is filled into the seal cap 6 by the seal cap, and the seal cap is rotated, and the seal cap is filled by rotating the seal cap 7, and the seal cap is filled with the inside by rotating the seal cap 7.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, 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.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Tapping tool based on little specification internal thread processing, including handle (1), the bottom fixedly connected with screw thread piece (2) of handle (1), its characterized in that: a lubricating mechanism (3) and a restoring mechanism (4) are arranged in the handle (1);

the inside of lubricated mechanism (3) contains presses movable block (31), the inside fixedly connected with sponge (33) of screw thread piece (2) has been seted up to the surface of screw thread piece (2), expansion groove (34) have been seted up to the inside of sponge (33), the inside of handle (1) is through groove and piece sliding connection have movable block (35) and expansion piece (36), the fixed surface of movable block (35) is connected with action bars (37), the fixed surface of movable block (35) is connected with presses movable block (38), the fixed surface of pressing movable block (38) is connected with presses movable rod (39), the fixed surface of expansion piece (36) is connected with dead lever (310) and expansion rod (311), sliding groove (317) have been seted up on the surface of dead lever (310), the fixed surface of dead lever (310) is connected with expansion post (312), the fixed surface of dead lever (310) is connected with movable block (313), the fixed surface of fixed lever (314) is connected with expansion piece (36), the fixed surface of connecting rod (315) is connected with connecting rod (315).

2. A tapping tool based on small gauge internal thread working as defined in claim 1 wherein: the restoring mechanism (4) comprises a restoring block (41), and the surface of the pressing block (31) is fixedly connected with an elastic spring (42).

3. A tapping tool based on small gauge internal thread working as defined in claim 2 wherein: one end of the elastic spring (42) is fixedly connected with the inside of the handle (1), and the surface of the pressing block (38) is fixedly connected with a restoring spring (43).

4. A tapping tool based on small gauge internal thread working as defined in claim 2 wherein: the surface of the operating rod (37) is fixedly connected with a pressing spring (44), and one end of the pressing spring (44) is fixedly connected with the surface of the restoring block (41).

5. A tapping tool based on small gauge internal thread working as defined in claim 1 wherein: the novel handle is characterized in that a filling groove (5) is formed in the handle (1), and a rotating column (6) is fixedly connected to the surface of the handle (1).

6. A tapping tool based on small gauge internal thread forming as set forth in claim 5 wherein: the surface of the handle (1) is rotationally connected with a sealing cover (7) through a rotary column (6), and an operation groove (8) is formed in the surface of the sealing cover (7).