CN117161457A - T-shaped cutter with handle for reaming and production process thereof - Google Patents

Abstract

The application belongs to the technical field of T-shaped cutters, and particularly relates to a T-shaped cutter with a handle for reaming, which comprises: a knife handle; the fixed hole drill bit comprises a drill bit part and a fixed part connected to the drill bit part, wherein one end of the fixed part, which is away from the drill bit part, is provided with an inserting groove for inserting a cutter handle; the driving end penetrates through the two side walls of the fixing part respectively and is communicated with the inside of the inserting groove to abut against the cutter handle, and the cutting end is movably arranged in the fixing part or outside the fixing part through the driving end; the two side walls of the fixing part are respectively provided with a through hole for the insertion of the telescopic reaming bit mechanism, one end of the cutter handle, which faces the inserting groove, is provided with a conical head for driving the driving end of the telescopic reaming bit mechanism to move, and the cutter handle and the fixing part are provided with anti-rotation structures for preventing the cutter handle and the fixing part from rotating relatively; the application has the beneficial effects that; the drilling and reaming device can drill holes, can ream holes, can adjust the reaming size and can prolong the service life of the cutter.

Description

T-shaped cutter with handle for reaming and production process thereof

Technical Field

The application relates to the technical field of T-shaped cutters, in particular to a T-shaped cutter with a handle for reaming and a production process thereof.

Background

T-shaped tools are rotary tools for milling machining having one or more cutter teeth. When in operation, each cutter tooth cuts off the allowance of the workpiece intermittently in sequence. The T-shaped cutter is mainly used for machining planes, steps, grooves and reaming on a milling machine.

In the prior art, most T-shaped holes cannot be adjusted in size, and when holes with different sizes are machined, the cutter can only be replaced continuously, so that the working efficiency is low.

Disclosure of Invention

Aiming at the defects of the prior art, the application aims to provide a T-shaped cutter with a handle for reaming and a production process thereof, so as to solve the problems.

In view of the above, the present application provides a T-shaped broach with a handle for reaming, comprising:

a knife handle;

the fixed hole drill bit comprises a drill bit part and a fixed part connected to the drill bit part, wherein one end of the fixed part, which is away from the drill bit part, is provided with an inserting groove for inserting a cutter handle;

the driving end penetrates through the two side walls of the fixing part respectively and is communicated with the inside of the inserting groove to abut against the cutter handle, and the cutting end is movably arranged in the fixing part or outside the fixing part through the driving end;

the telescopic reamer head mechanism comprises a cutter handle, a fixing part and a telescopic reamer head mechanism, wherein through holes for the telescopic reamer head mechanism to be inserted are formed in two side walls of the fixing part, a conical head for driving the telescopic reamer head mechanism to move is arranged at one end of the cutter handle, which faces to the inserting groove, of the cutter handle, and an anti-rotation structure for preventing the cutter handle from rotating relative to the fixing part is arranged on the cutter handle and the fixing part.

Through adopting above-mentioned technical scheme, at first the drill bit portion of fixed bore drill bit can bore the hole of fixed diameter and get also can bore the fixed diameter of reaming, when needs reaming, the distance that inserts the circular cone head portion of handle of a knife inserted the jack-in groove is deeper, the distance that the cutting face of flexible reaming tool bit mechanism moved out the through-hole is beaten more, just can determine the size of reaming through the degree of depth of handle of a knife this moment, need not to change whole sword, provide convenience for the operator greatly, can solve because the great damage cutter phenomenon of great resistance of disposable drilling, the life-span has been improved greatly, and can be according to how much produced reaming size of handle of a knife descend on the lateral wall of above-mentioned handle of a knife inscribe out the scale, make things convenient for the operator to observe greatly.

In the above technical solution, the telescopic reamer head mechanism further includes:

one end of the pushing rod penetrates through the through holes respectively to be abutted against the conical head, and the other end of the pushing rod moves out of the through holes through the conical head;

the two alloy cutter heads are respectively welded at one end of the push rod, which is away from the conical head;

the two push-back structures are arranged on the two through holes and the two pushing rods;

the push-back structure is used for pushing the push rod and the alloy cutter head back into the through hole, and one side of the push rod, which faces the conical head, is provided with an inclined plane matched with the conical head.

In this technical scheme, when the conical head descends, the inclined plane of catch bar is promoted to the catch bar moves towards the outside of through-hole, makes alloy tool bit slowly remove out the through-hole, realizes the reaming to the hole, and what of catch bar removal is decided in the decline of operator accessible conical head, finally makes alloy tool bit's cutting how much, through the setting of back pushing structure, can make the conical head rise back alloy tool bit remove back in the through-hole, prevents that alloy tool bit exposes outside from colliding with impaired.

In the above technical solution, the push-back structure further includes:

the first annular groove is arranged on the inner wall of the through hole;

the fixed ring is fixedly connected to the outer side wall of the pushing rod and is positioned in the first annular groove;

the first internal thread is arranged on the inner wall of the first annular groove;

the outer side wall of the interference ring is provided with a first external thread which is in threaded connection with the first internal thread;

one end of the elastic piece is connected to the fixed ring, and the other end of the elastic piece is connected to the abutting ring;

wherein, the conflict ring is located the fixed ring and deviates from the one side of jack groove.

In this technical scheme, through the setting of first annular, can make solid fixed ring and conflict ring obtain the installation, through solid fixed ring's setting, can make the catch bar driven, through solid fixed ring's threaded connection, can install in dismantling to make the catch bar wholly take out the change with solid fixed ring, can also make the elastic component conflict on solid fixed ring, thereby make the catch bar not receive automatic resilience when pressure.

In the above technical solution, the anti-rotation structure further includes:

the second annular groove is arranged at one end of the fixing part, which is away from the inside of the drill bit, and the second annular groove and the inserting groove are concentric shafts;

the second external thread is arranged on the inner side wall of the second annular groove;

the inner wall of the hollow tube is provided with a second internal thread in threaded connection with the second external thread, and the hollow tube is sleeved outside the cutter handle;

the connecting ring is fixedly connected to the inner wall of the hollow pipe, and the inner wall is in threaded connection with the cutter handle;

the tool comprises a tool handle, a tool body, a first inner thread, a second inner thread, a hollow pipe, a second inner thread, a third outer thread, a second inner thread and a third inner thread, wherein the opening at the top end of the tool body is provided with the third inner thread, the third outer thread is in threaded connection with the third inner thread, the thread direction of the second inner thread is the same as that of the hollow pipe, and the thread direction of the third inner thread is opposite to that of the second inner thread.

In this technical scheme, through the cooperation of second annular and second external screw thread, can make the hollow tube obtain fixing, through the fixing of hollow tube, can make the go-between obtain fixing, through the setting of go-between, can indirectly make the hollow tube be connected with the handle of a knife, the screw thread direction through second internal thread and second external screw thread is the same with the screw thread direction of hollow tube setting, can make hollow tube and go-between threaded connection simultaneously, the screw thread direction through third internal screw thread and second internal screw thread sets up conversely, can make the handle of a knife by threaded connection after rotating the go-between, at this moment because two screw thread opposite directions state, thereby prevented the displacement of handle of a knife, reach the control of catch bar.

In the above technical solution, the method further includes the following steps:

s1: firstly, processing a fixed hole drill bit, a cutter handle, a third external thread on the cutter handle, threads required by threaded connection of the cutter handle and an anti-rotation structure, a push rod provided with a fixed ring, an abutting ring and a first external thread on the outer side wall of the abutting ring, and an anti-rotation structure by conventional equipment;

s2: then placing the fixed hole drill bit on a processing device for processing, firstly clamping the fixed hole drill bit by the processing device, then descending for a certain distance, processing a through hole by the processing device, after the through hole is processed, continuing to descend for a certain distance by the processing device, processing a first annular groove by the processing device, then descending for a certain distance by the processing device again, processing a first internal thread by the processing device, and finally lifting the fixed hole drill bit by the processing device for taking out by an operator;

s3: the method comprises the steps of firstly connecting a cutter handle with an inserting groove in a threaded mode, then welding an alloy cutter head on a push rod, enabling one ends of inclined planes of the two push rods to penetrate through a through hole and collide with a conical head, connecting an elastic piece on a fixed ring, then connecting the fixed ring to a first internal thread in a threaded mode, enabling the elastic piece to collide with the fixed ring, and finally installing an anti-rotation structure to complete integral installation.

In this technical scheme, through the setting of S1, can make the structure processing that needs go out, through the setting of S2, can make the required structure of rapid tooling out fixed orifices drill bit installation, through the setting of S3, can make whole obtain the installation.

In the above technical solution, the processing device further includes:

the two first support plates are arranged on the ground at intervals;

the driving structures are arranged on the two first supporting plates;

the clamping lifting structure is movably connected to the driving structure;

the processing structures are arranged on two sides of one side opposite to the two first support plates;

the clamping lifting structure ascends and descends through rotation of the driving structure, and the processing structure is used for processing a through hole, a first annular groove and a first internal thread of the fixed hole drill bit.

In this technical scheme, through the setting of first backup pad, can make the drive structure obtain the installation, through the setting of drive structure, can make the centre gripping elevation structure obtain the drive, through the setting of centre gripping elevation structure, can make the fixed hole bore obtain the centre gripping to make its decline and rise, thereby make the processing structure carry out to through-hole, first annular and first internal thread processing.

In the above technical solution, the driving structure further includes:

the bottom ends of the driving rings are rotationally connected to the top ends of the two first support plates, and the outer side walls of the driving rings are provided with transmission teeth;

the driving motor is arranged at the top end of one of the first supporting plates, and driving teeth for driving the transmission teeth are arranged on the output end of the driving motor;

the inner wall of the driving ring is provided with a fourth internal thread, and the clamping lifting structure ascends and descends through rotation of the fourth internal thread of the driving ring.

In this technical scheme, through driving motor's setting, thereby can make the driving tooth rotate and drive the transmission tooth and rotate and reach the actuating ring rotation to make fourth internal thread drive centre gripping elevation structure rise and descend.

In the above technical solution, the clamping lifting structure further includes:

the action ring is provided with a fourth external thread matched with the fourth internal thread on the outer side wall of the action ring, and two accommodating grooves are formed in the inner wall of the action ring;

the fixed ends of the two hydraulic cylinders are respectively arranged at the bottoms of the two accommodating grooves, and the output ends extend towards the openings of the accommodating grooves;

one end of the L-shaped rod is connected to one side of the two first support plates opposite to each other, and the other end of the L-shaped rod penetrates through the action ring;

wherein, when the driving ring rotates, the action ring moves up and down due to the screw connection.

In this technical scheme, through action ring and the cooperation of fourth external screw thread, can make action ring by fourth internal screw thread drive, through the setting of L type pole, can make action ring can only rise and descend, through the setting of holding tank, can make the pneumatic cylinder obtain the installation, through the setting of pneumatic cylinder, can make the fixed orifices drill bit obtain the centre gripping.

In the above technical solution, the further processing structure includes:

the two second support plates are oppositely arranged at two sides of one side opposite to the two first support plates;

the two first drilling pieces are oppositely arranged on the two second supporting plates;

the two second drilling parts are oppositely arranged on the two second supporting plates and are positioned below the first drilling parts;

the two tapping pieces are oppositely arranged on the two second supporting plates and are positioned below the second drilling piece;

the first drilling piece is used for drilling a through hole, the second drilling piece is used for drilling a first annular groove, and the tapping piece is used for drilling a first internal thread.

In this technical scheme, through the setting of second backup pad, can make first drilling spare, second drilling spare and tapping piece obtain the installation, can bore the through-hole through the setting of first drilling, through the setting of second drilling spare, can make first annular obtain processing, through the setting of tapping piece, can make first internal thread obtain processing.

Drawings

In order to more clearly illustrate the embodiments of the application or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the application, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.

FIG. 1 is a schematic view of a T-shaped knife according to an embodiment of the present application;

FIG. 2 is a cross-sectional view of a T-knife according to an embodiment of the present application;

fig. 3 is a cross-sectional view of a processing apparatus according to an embodiment of the present application.

Reference numerals: 1. a knife handle; 2. a drill part; 3. a fixing part; 4. a plug-in groove; 5. a through hole; 6. a push rod; 7. alloy tool bit; 8. a fixing ring; 9. a first ring groove; 10. a first internal thread; 11. a collision ring; 12. a first external thread; 13. an elastic member; 14. a second ring groove; 15. a second external thread; 16. a middle tube; 17. a connecting ring; 18. a third internal thread; 19. a third external thread; 20. a second internal thread; 21. a first support plate; 22. a drive ring; 23. a driving motor; 24. a drive tooth; 25. a drive tooth; 26. an action ring; 27. a receiving groove; 28. a hydraulic cylinder; 29. an L-shaped rod; 30. a second support plate; 31. a first drilling member; 32. a second drilling member; 33. tapping piece.

Detailed Description

The technical solutions of the embodiments of the present application will be clearly described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which are obtained by a person skilled in the art based on the embodiments of the present application, fall within the scope of protection of the present application.

In the description of the present application, it is to be understood that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments in accordance with the present application. For ease of description, the dimensions of the various features shown in the drawings are not drawn to actual scale. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

It should be noted that the terms "first," "second," and the like in the description and in the claims are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged, as appropriate, such that embodiments of the present application may be implemented in sequences other than those illustrated or described herein, and that the objects identified by "first," "second," etc. are generally of a type, and are not limited to the number of objects, such as the first object may be one or more. In the description and claims, the term "and/or" means at least one of the connected objects, and the character "/" generally means a relationship in which the front and rear associated objects are a broach T-shaped tool with a handle for broaching and a production process thereof.

It should be noted that, in the description of the present application, the terms like "front, rear, upper, lower, left, right", "horizontal, vertical, horizontal", and "top, bottom", etc. generally refer to the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are merely for convenience of describing the present application and simplifying the description, and these orientation terms do not indicate and imply that the apparatus or elements referred to must have a specific orientation or be constructed and operated in a specific orientation, and thus should not be construed as limiting the scope of the present application; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

It should be noted that, in the present application, 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. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Furthermore, it should be noted that the scope of the methods and apparatus in the embodiments of the present application is not limited to performing the functions in the order shown or discussed, but may also include performing the functions in a substantially simultaneous manner or in an opposite order depending on the functions involved, e.g., the described methods may be performed in an order different from that described, and various steps may be added, omitted, or combined. Additionally, features described with reference to certain examples may be combined in other examples.

Example 1:

the embodiment provides a broach is with tape handle T type sword, includes:

a knife handle 1;

the fixed hole drill bit comprises a drill bit part 2 and a fixed part 3 connected to the drill bit part 2, wherein one end of the fixed part 3, which is away from the drill bit part 2, is provided with an inserting groove 4 for inserting the tool shank 1;

the driving end of the telescopic reaming tool bit mechanism penetrates through the two side walls of the fixed part 3 respectively and is communicated with the inside of the inserting groove 4 to be abutted against the tool shank 1, and the cutting end is movable in the fixed part 3 or outside the fixed part 3 through the driving end;

the two side walls of the fixing part 3 are respectively provided with a through hole 5 for inserting the telescopic reaming bit mechanism, one end of the tool shank 1, which faces the inserting groove 4, is provided with a conical head for driving the driving end of the telescopic reaming bit mechanism to move, and the tool shank 1 and the fixing part 3 are provided with anti-rotation structures for preventing the tool shank 1 and the fixing part 3 from rotating relatively;

firstly, the drill bit part 2 of the fixed hole drill bit can drill holes with fixed diameters and also can be used for reaming the fixed diameters, when reaming is needed, the deeper the distance that the conical head part of the cutter handle 1 is inserted into the inserting groove 4, the deeper the distance that the cutting surface of the telescopic reaming cutter head mechanism is moved out of the through hole 5 is, at the moment, the size of the hole can be determined by the depth of the cutter handle 1, the whole cutter does not need to be replaced, convenience is greatly provided for operators, the phenomenon that the cutter is damaged due to the fact that the cutter is greatly damaged due to the large resistance of disposable drilling can be solved, the service life is greatly prolonged, and the graduated scale can be carved according to the reaming size generated by the descending of the cutter handle 1 on the outer side wall of the cutter handle 1, so that the operator can observe conveniently greatly.

Example 2:

in this embodiment, in addition to including the structural features of the foregoing embodiment, the telescopic reamer head mechanism further includes:

two pushing rods 6, one ends of which penetrate through the through holes 5 respectively and are abutted against the conical heads, and the other ends of which move out of the through holes 5 through the conical heads;

two alloy cutter heads 7 are respectively welded at one end of the push rod 6, which is away from the conical head;

the two push-back structures are arranged on the two through holes 5 and the two push rods 6;

the push-back structure is used for pushing the push rod 6 and the alloy cutter head 7 back into the through hole 5, and one side of the push rod 6 facing the conical head is provided with an inclined surface matched with the conical head;

when the conical head descends, the inclined plane of the pushing rod 6 is pushed, so that the pushing rod 6 moves towards the outside of the through hole 5, the alloy cutter head 7 slowly moves out of the through hole 5, hole reaming of the hole is achieved, an operator can take the amount of the pushing rod 6 to move out through the descending of the conical head, finally the alloy cutter head 7 can be cut, after the conical head ascends, the alloy cutter head 7 moves back into the through hole 5 through the setting of the back pushing structure, and the alloy cutter head 7 is prevented from being exposed and knocked and damaged.

Example 3:

in this embodiment, in addition to including the structural features of the foregoing embodiment, the push-back structure further includes:

the first annular groove 9 is arranged on the inner wall of the through hole 5;

the fixed ring 8 is fixedly connected to the outer side wall of the push rod 6, and the fixed ring 8 is positioned in the first annular groove 9;

the first internal thread 10 is arranged on the inner wall of the first annular groove 9;

the outer side wall of the interference ring 11 is provided with a first external thread 12, and the first external thread 12 is in threaded connection with the first internal thread 10;

and an elastic member 13, one end of which is connected to the fixing ring 8 and the other end of which is connected to the abutting ring 11;

wherein the abutting ring 11 is positioned at one side of the fixing ring 8 away from the inserting groove 4;

through the setting of first annular 9, can make solid fixed ring 8 and conflict ring 11 obtain the installation, through solid fixed ring 8's setting, can make push rod 6 driven, through solid fixed ring 8's threaded connection, can install in dismantling to make push rod 6 take out the change with solid fixed ring 8 is whole, can also make elastic component 13 conflict on solid fixed ring 8, thereby make push rod 6 not receive automatic resilience when pressure.

Example 4:

in this embodiment, in addition to including the structural features of the foregoing embodiment, the anti-rotation structure further includes:

the second annular groove 14 is arranged at one end of the fixing part 3, which is away from the inside of the drill bit, and the second annular groove 14 and the inserting groove 4 are concentric shafts;

a second external thread 15 provided on the inner side wall of the second ring groove 14;

the inner wall of the hollow tube 16 is provided with a second internal thread 20 in threaded connection with the second external thread 15, and the hollow tube 16 is sleeved outside the cutter handle 1;

the outer wall of the connecting ring 17 is fixedly connected to the inner wall of the hollow tube 16, and the inner wall is in threaded connection with the cutter handle 1;

the opening at the top end of the plugging groove 4 is provided with a third internal thread 18, the outer side wall of the tool handle 1 is provided with a third external thread 19 in threaded connection with the third internal thread 18, the thread directions of the second internal thread 20 and the second external thread 15 are the same as the thread direction of the hollow pipe 16, and the thread directions of the third internal thread 18 and the second internal thread 20 are opposite;

through the cooperation of second annular groove 14 and second external screw thread 15, can make hollow pipe 16 obtain fixing, through the fixing of hollow pipe 16, can make go-between 17 obtain fixing, through the setting of go-between 17, can indirectly make hollow pipe 16 be connected with handle of a knife 1, through the second internal screw thread 20 with the screw thread direction of second external screw thread 15 and the screw thread direction same setting of hollow pipe 16, can make hollow pipe 16 and go-between 17 while threaded connection, through the opposite setting of the screw thread direction of third internal screw thread 18 with second internal screw thread 20, can make handle of a knife 1 by threaded connection after rotating connection go-between 17, at this moment because two screw thread opposite directions state, thereby prevented the displacement of handle of a knife 1, reach the control of catch bar 6.

Example 5:

in this embodiment, in addition to including the structural features of the foregoing embodiment, the method further includes the following steps:

s1: firstly, a fixed hole drill bit, a tool handle 1, a third external thread 19 on the tool handle 1, threads required by threaded connection of the tool handle 1 and an anti-rotation structure, a push rod 6 provided with a fixed ring 8, an abutting ring 11, a first external thread 12 on the outer side wall of the abutting ring 11 and the anti-rotation structure are processed through conventional equipment;

s2: then placing the fixed hole drill bit on a processing device for processing, clamping the fixed hole drill bit by the processing device firstly, then descending for a certain distance, processing the through hole 5 by the processing device, after the processing of the through hole 5 is completed, continuing to descend for a certain distance by the processing device, processing the first annular groove 9 by the processing device, then descending for a certain distance by the processing device again, processing the first internal thread 10 by the processing device, and finally lifting the fixed hole drill bit by the processing device for taking out by an operator;

s3: firstly, the cutter handle 1 is connected in the inserting groove 4 in a threaded manner, then the pushing rods 6 are welded with the alloy cutter heads 7, one ends of inclined planes of the two pushing rods 6 penetrate through the through holes 5 to collide with the conical heads, the elastic piece 13 is connected to the fixed ring 8, then the fixed ring 8 is connected to the first internal thread 10 in a threaded manner, the elastic piece 13 is abutted to the fixed ring 8, and finally the anti-rotation structure is installed to complete integral installation;

through the setting of S1, can make required structure processing out, through the setting of S2, can make to process out the required structure of fixed orifices drill bit installation fast, through the setting of S3, can make whole obtain the installation.

Example 6:

in this embodiment, in addition to including the structural features of the foregoing embodiment, the further processing device includes:

two first support plates 21 disposed on the ground at intervals;

a driving structure provided on the two first support plates 21;

the clamping lifting structure is movably connected to the driving structure;

and processing structures provided on both sides of the opposite sides of the two first support plates 21;

the clamping lifting structure ascends and descends through rotation of the driving structure, and the processing structure is used for processing a through hole 5, a first annular groove 9 and a first internal thread 10 of the fixed hole drill bit;

through the setting of first backup pad 21, can make the drive structure obtain the installation, through the setting of drive structure, can make the centre gripping elevation structure obtain the drive, through the setting of centre gripping elevation structure, can make the fixed hole bore obtain the centre gripping to make its decline and rise, thereby make the processing structure carry out the processing to through-hole 5, first annular 9 and first internal thread 10.

Example 7:

in this embodiment, in addition to including the structural features of the foregoing embodiment, the driving structure further includes:

the bottom ends of the driving rings 22 are rotatably connected to the top ends of the two first supporting plates 21, and transmission teeth 25 are arranged on the outer side wall of the driving rings 22;

the driving motor 23 is arranged at the top end of one of the first supporting plates 21, and the output end of the driving motor 23 is provided with driving teeth 24 for driving transmission teeth 25;

wherein, the inner side wall of the driving ring 22 is provided with a fourth internal thread, and the clamping lifting structure is lifted and lowered by the rotation of the fourth internal thread of the driving ring 22;

through the setting of driving motor 23, thereby can make driving tooth 24 rotate and drive the rotation of driving tooth 25 and reach driving ring 22 rotation to make fourth internal thread drive centre gripping elevation structure rise and descend.

Example 8:

in this embodiment, in addition to including the structural features of the foregoing embodiment, the further clamping lifting structure includes:

the action ring 26, a fourth external thread matched with the fourth internal thread is arranged on the outer side wall of the action ring 26, and two accommodating grooves 27 are arranged on the inner wall of the action ring 26;

the fixed ends of the two hydraulic cylinders 28 are respectively arranged at the bottoms of the two accommodating grooves 27, and the output ends extend towards the openings of the accommodating grooves 27;

and two L-shaped rods 29, one ends of which are respectively connected to opposite sides of the two first support plates 21, and the other ends of which respectively penetrate through the action rings 26;

wherein, when the driving ring 22 rotates, the actuating ring 26 moves up and down due to the screw connection;

through the cooperation of action ring 26 and fourth external screw thread, can make action ring 26 by fourth internal screw thread drive, through the setting of L type pole 29, can make action ring 26 only rise and descend, through the setting of holding tank 27, can make pneumatic cylinder 28 obtain the installation, through the setting of pneumatic cylinder 28, can make the fixed orifices drill bit obtain the centre gripping.

Example 9:

in this embodiment, in addition to including the structural features of the foregoing embodiment, the further processing structure includes:

two second support plates 30 disposed opposite to each other on opposite sides of the two first support plates 21;

two first drilling members 31 disposed opposite to the two second support plates 30;

the two second drilling members 32 are oppositely arranged on the two second supporting plates 30, and the second drilling members 32 are positioned below the first drilling members 31;

and two tapping members 33 disposed opposite to each other on the two second support plates 30, and the tapping members 33 are located below the second drilling members 32;

wherein the first drilling member 31 is used for drilling the through hole 5, the second drilling member 32 is used for drilling the first ring groove 9, and the tapping member 33 is used for drilling the first internal thread 10;

through the setting of the second support plate 30, the first drilling member 31, the second drilling member 32 and the tapping member 33 can be installed, the through hole 5 can be drilled through the setting of the first drilling member, the first ring groove 9 can be processed through the setting of the second drilling member 32, and the first internal thread 10 can be processed through the setting of the tapping member 33.

The foregoing description of the preferred embodiments of the application is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the application.

Claims (9)

1. A handled T-blade for reaming, comprising:

a knife handle (1);

the fixed hole drill bit comprises a drill bit part (2) and a fixed part (3) connected to the drill bit part (2), wherein one end of the fixed part (3) away from the drill bit part (2) is provided with a splicing groove (4) for splicing the tool handle (1);

the driving end penetrates through the two side walls of the fixed part (3) respectively and is communicated with the inside of the inserting groove (4) to be in contact with the cutter handle (1), and the cutting end is movable in the fixed part (3) or outside the fixed part (3) through the driving end;

the telescopic reamer head structure comprises a cutter handle (1) and a fixing part (3), wherein through holes (5) for inserting a telescopic reamer head mechanism are formed in two side walls of the fixing part (3), a conical head used for driving the telescopic reamer head mechanism to move is arranged at one end of the cutter handle (1) facing to an inserting groove (4), and anti-rotation structures for preventing the cutter handle (1) and the fixing part (3) from rotating relatively are arranged on the cutter handle (1) and the fixing part (3).

2. The handled T-blade for reaming of claim 1, wherein the telescoping reamer head mechanism comprises:

two pushing rods (6), one ends of which penetrate through the through holes (5) respectively and are abutted against the conical heads, and the other ends of which are moved out of the through holes (5) through the conical heads;

two alloy cutter heads (7) are respectively welded at one end of the pushing rod (6) deviating from the conical head;

the two push-back structures are arranged on the two through holes (5) and the two pushing rods (6);

the push-back structure is used for pushing the push rod (6) and the alloy cutter head (7) back into the through hole (5), and an inclined plane matched with the conical head is arranged on one side of the push rod (6) facing the conical head.

3. The handled T-blade for reaming of claim 1, wherein the push-back structure comprises:

the first annular groove (9) is arranged on the inner wall of the through hole (5);

the fixed ring (8) is fixedly connected to the outer side wall of the push rod (6), and the fixed ring (8) is positioned in the first annular groove (9);

the first internal thread (10) is arranged on the inner wall of the first annular groove (9);

the outer side wall of the interference ring (11) is provided with a first external thread (12), and the first external thread (12) is in threaded connection with the first internal thread (10);

and an elastic member (13), one end of which is connected to the fixed ring (8) and the other end of which is connected to the interference ring (11);

wherein the interference ring (11) is positioned at one side of the fixed ring (8) deviating from the inserting groove (4).

4. The handled T-blade for reaming of claim 1, wherein the anti-rotation structure comprises:

the second annular groove (14) is arranged at one end of the fixing part (3) which is away from the inside of the drill bit, and the second annular groove (14) and the inserting groove (4) are concentric shafts;

the second external thread (15) is arranged on the inner side wall of the second annular groove (14);

the inner wall of the hollow tube (16) is provided with a second internal thread (20) in threaded connection with the second external thread (15), and the hollow tube (16) is sleeved outside the cutter handle (1);

the outer wall of the connecting ring (17) is fixedly connected to the inner wall of the hollow tube (16), and the inner wall is in threaded connection with the cutter handle (1);

the utility model provides a tool holder, including grafting groove (4) and hollow tube (16), wherein grafting groove (4) open-top department is equipped with third internal thread (18), be equipped with on handle of a knife (1) lateral wall with third external screw thread (19) of third internal screw thread (18) threaded connection, the screw thread direction of second internal screw thread (20) and second external screw thread (15) is the same with the screw thread direction of hollow tube (16), the screw thread direction of third internal screw thread (18) and second internal screw thread (20) is opposite.

5. A process for producing a T-shaped broach with a handle for reaming as set forth in claim 1 to 4, comprising the steps of:

s1: firstly, a fixed hole drill bit, a tool shank (1), a third external thread (19) on the tool shank (1), threads required by threaded connection of the tool shank (1) and an anti-rotation structure, a push rod (6) provided with a fixed ring (8), an abutting ring (11), a first external thread (12) on the outer side wall of the abutting ring (11) and the anti-rotation structure are processed through conventional equipment;

s2: then placing the fixed hole drill bit on a processing device for processing, firstly clamping the fixed hole drill bit by the processing device, then descending for a certain distance, processing a through hole (5) by the processing device, after the through hole (5) is processed, continuing to descend for a certain distance by the processing device, processing a first annular groove (9) by the processing device, then descending for a certain distance by the processing device again, processing a first internal thread (10) by the processing device, and finally lifting the fixed hole drill bit by the processing device for an operator to take out;

s3: firstly, the tool shank (1) is in threaded connection with the inserting groove (4), then the pushing rods (6) are welded with the alloy tool bit (7), one ends of the inclined planes of the two pushing rods (6) penetrate through the through holes (5) to collide with the conical head, the elastic piece (13) is connected with the fixed ring (8), then the fixed ring (8) is in threaded connection with the first internal thread (10) and the elastic piece (13) is in contact with the fixed ring (8), and finally the anti-rotation structure is installed to complete integral installation.

6. The process for producing a T-shaped broach with a handle for reaming as claimed in claim 1, wherein said processing means comprises:

two first support plates (21) arranged on the ground at intervals;

the driving structures are arranged on the two first supporting plates (21);

the clamping lifting structure is movably connected to the driving structure;

and processing structures arranged on both sides of the opposite sides of the two first support plates (21);

the clamping lifting structure ascends and descends through rotation of the driving structure, and the machining structure is used for machining a through hole (5) of the fixed hole drill bit, a first annular groove (9) and a first internal thread (10).

7. The process for producing a T-shaped broach with a handle for reaming as defined in claim 6, wherein said driving structure comprises:

the bottom ends of the driving rings (22) are rotatably connected to the top ends of the two first supporting plates (21), and transmission teeth (25) are arranged on the outer side wall of each driving ring (22);

the driving motor (23) is arranged at the top end of one of the first supporting plates (21), and the output end of the driving motor (23) is provided with driving teeth (24) for driving transmission teeth (25);

the inner side wall of the driving ring (22) is provided with a fourth internal thread, and the clamping lifting structure ascends and descends through the rotation of the fourth internal thread of the driving ring (22).

8. The process for producing a T-shaped broach with a handle for reaming of claim 7, wherein said holding and lifting structure comprises:

the action ring (26), a fourth external thread matched with the fourth internal thread is arranged on the outer side wall of the action ring (26), and two containing grooves (27) are arranged on the inner wall of the action ring (26);

the fixed ends of the two hydraulic cylinders (28) are respectively arranged at the bottoms of the two accommodating grooves (27), and the output ends extend towards the opening of the accommodating grooves (27);

and two L-shaped rods (29), one ends of which are respectively connected to the opposite sides of the two first support plates (21), and the other ends of which respectively penetrate through the action rings (26);

wherein, when the driving ring (22) rotates, the action ring (26) moves up and down due to the screw connection.

9. The process for producing a handled T-blade for reaming as set forth in claim 7, wherein the machining structure comprises:

two second support plates (30) which are oppositely arranged at two sides of one side opposite to the two first support plates (21);

two first drilling members (31) arranged on the two second support plates (30) oppositely;

the two second drilling parts (32) are oppositely arranged on the two second supporting plates (30), and the second drilling parts (32) are positioned below the first drilling parts (31);

the two tapping pieces (33) are oppositely arranged on the two second supporting plates (30), and the tapping pieces (33) are positioned below the second drilling pieces (32);

wherein the first drilling member (31) is used for drilling a through hole (5), the second drilling member (32) is used for drilling a first annular groove (9), and the tapping member (33) is used for drilling a first internal thread (10).