CN219004627U

CN219004627U - Groove precision machining forming cutter

Info

Publication number: CN219004627U
Application number: CN202223296816.2U
Authority: CN
Inventors: 沈永坚; 褚迎锋
Original assignee: Shanghai Eci Precision Electromechanical Technology Co ltd
Current assignee: Shanghai Eci Precision Electromechanical Technology Co ltd
Priority date: 2022-12-09
Filing date: 2022-12-09
Publication date: 2023-05-12
Anticipated expiration: 2032-12-09

Abstract

The utility model relates to the field of turning tools, in particular to a groove precision machining forming tool. The groove precision machining forming cutter comprises a rod body part, wherein one end of the rod body part is connected with an integrated end head part; a rectangular caulking groove is formed in one side of the end head; a fixed disc is arranged on one side of the end head part, a plurality of cutter heads are fixed on the outer wall of the fixed disc, an integrated rectangular insert is fixed on the end wall of the fixed disc, and the rectangular insert is embedded into the rectangular insert groove; the fixed disk is characterized in that a first fixing piece extending to the inside of the end head part is further penetrated on one side of the fixed disk, a second fixing piece is further fixed on one side of the end head part, the second fixing piece is in controllable abutting connection with one side wall of the unused cutter head, and acting force generated on the cutter head is opposite to acting force generated on the cutter head in use by a cut object. In the groove precision machining forming cutter provided by the utility model, the stability of the whole fixed disc is greatly enhanced, so that the fixed disc is firmer and higher in stability during use.

Description

Groove precision machining forming cutter

Technical Field

The utility model relates to the field of turning tools, in particular to a groove precision machining forming tool.

Background

The lathe tool is a tool arranged on a lathe, and can be used for cutting a workpiece, and generally, when a groove is cut on a cylinder structure, the lathe tool is used as main processing equipment.

Chinese issued patent publication No.: CN216502399U describes a multi-blade ring groove turning tool, which comprises a hexagonal cutter body, wherein the hexagonal cutter body is directly fixed on a cutter bar through an inner hexagonal connecting bolt, and meanwhile, a reset spring can drive a positioning rod to be inserted into a positioning slot in the hexagonal cutter body, so that the hexagonal cutter body can be fixed on the cutter bar, and conversion of a plurality of cutter bodies can be realized; however, in the process of cutting an object, the object to be cut can generate continuous acting force on the turning tool, so that the inner hexagonal connecting bolt for fixing the hexagonal cutter body can be subjected to slight and continuous vibration, and further, the loosening is easy to occur; and the structure that uses the spring as fixed locating lever, stability of itself is relatively poor, and is relatively low to the restriction effect of hexagonal cutter body.

Therefore, it is necessary to provide a new tool for precisely machining and forming grooves to solve the above-mentioned problems.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a groove precision machining forming cutter.

The utility model provides a groove precision machining forming cutter, which comprises a rod body, wherein one end of the rod body is connected with an integrated end head;

a rectangular caulking groove is formed in one side of the end head;

a fixed disc is arranged on one side of the end head part, a plurality of cutter heads are fixed on the outer wall of the fixed disc, an integrated rectangular insert is fixed on the end wall of the fixed disc, and the rectangular insert is embedded into the rectangular insert groove;

the fixed disk is characterized in that a first fixing piece extending to the inside of the end head part is further penetrated on one side of the fixed disk, a second fixing piece is further fixed on one side of the end head part, the second fixing piece is in controllable abutting connection with one side wall of the unused cutter head, and acting force generated on the cutter head is opposite to acting force generated on the cutter head in use by a cut object.

Preferably, a hexagonal caulking groove is further formed in one side of the end head, and the hexagonal caulking groove is communicated with the rectangular caulking groove through a round hole.

Preferably, the first fixing piece comprises a first fastening bolt, a nut is connected to the first fastening bolt, a spring is fixed to one side of the nut, a fixing plate is fixed to the other end of the spring, and the spring and the fixing plate are both sleeved outside the first fastening bolt.

Preferably, the first fastening bolt penetrates through the fixing disc and extends to the inside of the hexagonal caulking groove along the rectangular caulking groove, the nut is embedded into the inside of the hexagonal caulking groove, and the fixing plate abuts against the inner end wall of the hexagonal caulking groove.

Preferably, the second fixing piece comprises a connecting seat, and a second fastening bolt in threaded connection penetrates through the connecting seat.

Preferably, the connecting seat is fixed on one side of the end head part, and one end of the second fastening bolt is abutted against the tool bit.

Compared with the related art, the groove precision machining forming cutter provided by the utility model has the following beneficial effects:

the utility model provides a groove precision machining forming cutter, wherein a rectangular insert integrated with the side end of a fixed disc of a cutter body can be embedded into a rectangular insert groove at the side end of an end head part, so that the primary fixing of a cutting cutter is realized; simultaneously first mounting can not only firmly be fixed in the end head portion side with the fixed disk, can also overcome the vibrations that self received in the cutting process to the condition that pine takes off can not appear, the effort that the second mounting produced the tool bit in to unused simultaneously is opposite with the effort direction that the tool bit received the cutting object to produce in the use, thereby strengthens the stability of whole fixed disk greatly, makes it can be more firm, and stability is higher when using, and the security is higher.

Drawings

FIG. 1 is a schematic diagram of a precise machining tool with grooves according to a preferred embodiment of the present utility model;

FIG. 2 is a schematic view of a partial cross-section of a tip portion of the present utility model;

FIG. 3 is a schematic view of the rectangular slug shown in the present utility model;

FIG. 4 is a schematic view of a first fixing member according to the present utility model;

fig. 5 is a schematic structural view of the second fixing member according to the present utility model.

Reference numerals in the drawings: 1. a rod body; 2. an end portion; 3. rectangular caulking grooves; 4. hexagonal caulking groove; 5. a fixed plate; 6. a cutter head; 7. a rectangular slug; 8. a first fixing member; 81. a first fastening bolt; 82. a nut; 83. a spring; 84. a fixing plate; 9. a second fixing member; 91. a connecting seat; 92. and a second fastening bolt.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Specific implementations of the utility model are described in detail below in connection with specific embodiments.

Referring to fig. 1 to 5, a groove precision machining tool provided in an embodiment of the present utility model includes a rod portion 1, and one end of the rod portion 1 is connected with an integral end 2;

a rectangular caulking groove 3 is formed in one side of the end part 2;

a fixed disc 5 is arranged on one side of the end part 2, a plurality of cutter heads 6 are fixed on the outer wall of the fixed disc 5, an integrated rectangular insert 7 is fixed on the end wall of the fixed disc 5, and the rectangular insert 7 is embedded into the rectangular insert groove 3;

the fixed disk 5 is also penetrated with a first fixing piece 8 extending to the inside of the end head 2, and the end head 2 is also fixed with a second fixing piece 9, the second fixing piece 9 is controllably abutted against the side wall of one of the unused cutter heads 6, and the acting force generated on the cutter head 6 is opposite to the acting force generated by the cutter head 6 when in use due to the cut object.

It should be noted that: in the turning tool, the side end of the fixed disc 5 provided with the tool bit 6 is also connected with the rectangular insert 7, when the fixed disc 5 is arranged on the end head 2, the rectangular insert 7 can be embedded into the rectangular insert groove 3 at the side end of the end head 2, the preliminary fixation between the rectangular insert 7 and the rectangular insert is realized, the mutual limiting effect of the rectangular insert is stronger, and the stability of the whole fixed disc 5 is improved;

also to be described is: the first fixing piece 8 is a main structure for fixing the fixing disc 5 on the end head 2, when the fixing disc 5 is fixed on the end head 2, continuous acting force can be generated by virtue of elastic potential energy of the structure of the first fixing piece, so that slight vibration generated during cutting is counteracted, and the whole structure is more compact in connection;

also to be described is: the second fixing piece 9 is mainly connected with the tool bit 6 which is working and generates direct acting force on the tool bit 6, and the direction of acting force on the tool bit 6 is opposite to the direction of acting force generated by a cut object received by the tool bit 6 in use, so that the external force received by the whole turning tool in working can be offset better, and meanwhile, the rectangular insert 7 is matched to equally divide the external force, so that the external force born by a single structure is not enough to damage the tool bit 6, and the protection effect is better.

In the embodiment of the present utility model, referring to fig. 1 to 4, a hexagonal caulking groove 4 is further formed on one side of the end head 2, and the hexagonal caulking groove 4 is communicated with the rectangular caulking groove 3 through a round hole;

the first fixing piece 8 comprises a first fastening bolt 81, a nut 82 is connected to the first fastening bolt 81, a spring 83 is fixed on one side of the nut 82, a fixing plate 84 is fixed on the other end of the spring 83, and the spring 83 and the fixing plate 84 are sleeved outside the first fastening bolt 81;

the first fastening bolt 81 penetrates through the fixing plate 5 and extends to the inside of the hexagonal caulking groove 4 along the rectangular caulking groove 3, the nut 82 is embedded into the inside of the hexagonal caulking groove 4, and the fixing plate 84 abuts against the inner end wall of the hexagonal caulking groove 4.

It should be noted that: in the first fixing part 8, the fixing disc 5 can be fixed at the side end of the end head part 2 by using the first fastening bolt 81, meanwhile, the first fastening bolt 81 is limited and fixed by using the nut 82, and in the continuous screwing process, the spring 83 can be slowly extruded and is in a compressed state, so that a reaction force is generated on the nut 82, the thread teeth inside the nut 82 are tightly attached to the thread teeth in the first fastening bolt 81, the stability between the thread teeth and the nut is higher, and the loosening condition can not occur.

In the embodiment of the present utility model, referring to fig. 1 and 5, the second fixing member 9 includes a connection seat 91, and a second fastening bolt 92 screwed through the connection seat 91;

the connecting seat 91 is fixed on one side of the end head 2, and one end of the second fastening bolt 92 abuts against the cutter head 6.

It should be noted that: in the second fixing member 9, the second fastening bolt 92 is rotated to move relative to the connecting seat 91, so that the other end of the second fastening bolt abuts against the side wall of the cutter head 6, thereby squeezing the cutter head 6, and the force can offset the external force applied to the fixing disc 5, so as to improve the stability of the fixing disc 5.

The foregoing is only illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, and all equivalent structures or equivalent flow modifications which may be made by the teachings of the present utility model and the accompanying drawings or which may be directly or indirectly employed in other related art are within the scope of the utility model.

Claims

1. The utility model provides a recess precision finishing shaping cutter, includes body of rod portion (1), body of rod portion (1) one end is connected with integrative end portion (2), its characterized in that:

a rectangular caulking groove (3) is formed in one side of the end head part (2);

a fixed disc (5) is arranged on one side of the end head part (2), a plurality of tool bits (6) are fixed on the outer wall of the fixed disc (5), an integrated rectangular insert (7) is fixed on the end wall of the fixed disc (5), and the rectangular insert (7) is embedded into the rectangular insert groove (3);

the utility model discloses a tool bit, including end portion (2) and fixed disk, fixed disk (5) one side is still run through has first mounting (8) that extend to the inside of end portion (2), and end portion (2) one side is still fixed with second mounting (9), second mounting (9) controllable butt is in one of them tool bit (6) lateral wall that does not use, and to the effort that this tool bit (6) produced with the effort direction opposite that in the use tool bit (6) received the cutting object to produce.

2. The groove precision machining forming tool according to claim 1, wherein a hexagonal caulking groove (4) is further formed in one side of the end head portion (2), and the hexagonal caulking groove (4) is communicated with the rectangular caulking groove (3) through a round hole.

3. The groove precision machining forming tool according to claim 2, wherein the first fixing member (8) comprises a first fastening bolt (81), a nut (82) is connected to the first fastening bolt (81), a spring (83) is fixed to one side of the nut (82), a fixing plate (84) is fixed to the other end of the spring (83), and the spring (83) and the fixing plate (84) are both sleeved outside the first fastening bolt (81).

4. A groove precision finishing tool as claimed in claim 3, characterized in that the first fastening bolt (81) extends through the fixing disc (5) and along the rectangular slot (3) into the hexagonal slot (4), and the nut (82) is embedded into the hexagonal slot (4), and the fixing plate (84) abuts against the inner end wall of the hexagonal slot (4).

5. The groove precision machining forming tool according to claim 4, wherein the second fixing member (9) comprises a connecting seat (91), and a second fastening bolt (92) in threaded connection penetrates through the connecting seat (91).

6. The groove precision machining tool according to claim 5, wherein the connection seat (91) is fixed to the end head (2) side, and the second fastening bolt (92) has one end abutted against the tool bit (6).