CN215509027U

CN215509027U - Cutter for calendaring big and small holes of connecting rod

Info

Publication number: CN215509027U
Application number: CN202122047822.3U
Authority: CN
Inventors: 寇志远; 张传军
Original assignee: Shandong Lulian Machinery Manufacturing Co ltd
Current assignee: Shandong Lulian Machinery Manufacturing Co ltd
Priority date: 2021-08-28
Filing date: 2021-08-28
Publication date: 2022-01-14
Anticipated expiration: 2031-08-28

Abstract

The utility model discloses a connecting rod big and small hole press polishing cutter which comprises an installation column and a turning cutter rod, wherein one end of the turning cutter rod is fixedly connected with a cutter fixing seat, the cutter fixing seat is fixedly connected with a fixing plate through a small bolt, the bottom end of the fixing plate is fixedly connected with a contact part, a turning cutter is fixedly connected between the contact part and the cutter fixing seat, and the turning cutter comprises a clamping part fixedly connected between the contact part and the cutter fixing seat. According to the utility model, the position of the lathe tool rod can be adjusted, the movable clamp plate can be taken out by removing the locking bolt, then the position of the lathe tool rod is moved and is clamped by the toothed plate, so that the position of the tool bit can be adjusted, and the press polishing processing of holes with different sizes is facilitated.

Description

Cutter for calendaring big and small holes of connecting rod

Technical Field

The utility model relates to the technical field of connecting rod processing mechanical equipment of internal combustion engines, in particular to a press polishing cutter for large and small holes of a connecting rod.

Background

When an automobile internal combustion engine connecting rod is machined, a connecting rod big rod and a connecting rod small rod need to be calendered to form a fine boring hole, a boring machine is mainly used for carrying out calendering and grinding by utilizing a turning tool, and the existing tool has the following defects:

the lathe tool belongs to the loss equipment, need often to change, most lathe tools and cutter arbor formula structure as an organic whole at present, need whole change, this kind of lathe tool manufacturing cost is high, and then lead to the replacement cost high, also there is lathe tool and cutter arbor disconnect-type structure, only need change the blade, low cost, but only through the bolt fastening between lathe tool and the cutter arbor, take place unstable phenomenon easily when using, it is higher to lead to the finish boring hole roughness, furthermore, the lathe tool position can not be changed, when the connecting rod hole in different apertures of processing, need change different tool bits, it is very inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a calendaring cutter for a big hole and a small hole of a connecting rod, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a cutter of connecting rod aperture press polish, includes erection column and lathe tool pole, lathe tool pole one end rigid coupling cutter fixing base, cutter fixing base passes through small-size bolt rigid coupling fixed plate, fixed plate bottom rigid coupling contact site, rigid coupling lathe tool between contact site and the cutter fixing base, lathe tool includes the clamping part between rigid coupling contact site and the cutter fixing base, clamping part bottom rigid coupling cutting portion, clamping part and cutting part formula structure as an organic whole, four spacing of clamping part both sides rigid coupling, two first spacing grooves are seted up to cutter fixing base one side, two second spacing grooves, four are seted up to the contact site lateral wall spacing is pegged graft respectively in two first spacing grooves and two second spacing inslots.

Preferably, two first threaded holes are formed in one side of the cutter fixing seat, two first threaded through holes are formed in the fixing plate corresponding to the two first threaded holes, and the first threaded holes and the first threaded through holes are connected with the small bolts in an inner threaded mode.

Preferably, two jacks are formed in the clamping portion, two second threaded holes are formed in the positions, corresponding to the two jacks, of the cutter fixing seat, two second threaded through holes are formed in the positions, corresponding to the two second threaded holes, of the contact portion, small bolts are connected in the second threaded holes and the second threaded through holes in an internal threaded mode, and the small bolts are inserted into the jacks in an inserting mode.

Preferably, one end of the mounting column is fixedly connected with a cutter head, the free end of the cutter head is fixedly connected with a fixed clamping plate, the fixed clamping plate is fixedly connected with a movable clamping plate through a plurality of locking bolts, and a lathe cutter rod is clamped between the fixed clamping plate and the movable clamping plate.

Preferably, one side of the fixed clamp plate, which is close to the movable clamp plate, is fixedly connected with four threaded sleeves, four third threaded holes are formed in the fixed clamp plate corresponding to the four threaded sleeves, four third threaded through holes are formed in the movable clamp plate corresponding to the four threaded sleeves, and the third threaded holes, the threaded sleeves and the third threaded through holes are connected with locking bolts in an internal thread mode.

Preferably, a plurality of tooth sockets are formed in two sides of the turning tool rod, the side wall of the fixed clamping plate is fixedly connected with the first toothed plate, the side wall of the movable clamping plate is fixedly connected with the second toothed plate, and the tooth sockets are respectively clamped with the first toothed plate and the second toothed plate.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the position of the lathe tool rod can be adjusted, the movable clamp plate can be taken out by removing the locking bolt, then the position of the lathe tool rod is moved and is clamped by the toothed plate, so that the position of the tool bit can be adjusted, and the press polishing processing of holes with different sizes is facilitated.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic diagram of an explosive structure according to the present invention;

FIG. 3 is a schematic view of an explosion structure at the joint of the tool holder and the turning tool according to the present invention;

FIG. 4 is a schematic cross-sectional view of the joint between the fixed splint and the movable splint according to the present invention.

In the figure: 1. mounting a column; 2. turning a cutter rod; 3. a cutter fixing seat; 4. a small bolt; 5. a fixing plate; 6. turning a cutter; 7. a cutter head; 8. fixing the clamping plate; 9. a movable splint; 10. locking the bolt; 21. a tooth socket; 31. a first threaded hole; 32. a second threaded hole; 33. a first limit groove; 51. a contact portion; 52. a first threaded through hole; 53. a second threaded through hole; 54. a second limit groove; 61. a clamping portion; 62. a cutting portion; 63. a limiting strip; 64. a jack; 81. a threaded sleeve; 82. a third threaded hole; 83. a first toothed plate; 91. a third threaded through hole; 92. a second toothed plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a cutter of connecting rod aperture press polish, including erection column 1 and car cutter arbor 2, 1 one end rigid coupling tool bit 7 of erection column, 7 free ends of tool bit connect solid fixed splint 8, solid fixed splint 8 is through a plurality of locking bolt 10 rigid coupling movable splint 9, centre gripping car cutter arbor 2 between solid fixed splint 8 and the movable splint 9, when using, install the cutter on the boring machine through erection column 1, penetrate the tool bit 7 in the coarse hole of connecting rod, later start the boring machine, drive lathe tool 6 and rotate, and then drive tool bit 7 and rotate and carry out the finish machining to the coarse hole, accomplish the press polish, form the smart bore hole.

Referring to fig. 2 and fig. 4, one side of the fixed clamp plate 8 close to the movable clamp plate 9 is fixedly connected with four threaded sleeves 81, four third threaded holes 82 are formed in the fixed clamp plate 8 corresponding to the four threaded sleeves 81, four third threaded through holes 91 are formed in the movable clamp plate 9 corresponding to the four threaded sleeves 81, and the locking bolts 10 are connected with the third threaded holes 82, the threaded sleeves 81 and the third threaded through holes 91 through internal threads.

Referring to fig. 2, a plurality of tooth spaces 21 are formed in two sides of a lathe tool rod 2, a first toothed plate 83 is fixedly connected to the side wall of a fixed clamp plate 8, a second toothed plate 92 is fixedly connected to the side wall of a movable clamp plate 9, and the tooth spaces 21 are respectively clamped with the first toothed plate 83 and the second toothed plate 92.

Referring to fig. 3, one end of the lathe tool bar 2 is fixedly connected with the tool holder 3, the tool holder 3 is fixedly connected with the fixing plate 5 through the small bolt 4, the bottom end of the fixing plate 5 is fixedly connected with the contact portion 51, the lathe tool 6 is fixedly connected between the contact portion 51 and the tool holder 3, the lathe tool 6 comprises a clamping portion 61 fixedly connected between the contact portion 51 and the tool holder 3, the bottom end of the clamping portion 61 is fixedly connected with the cutting portion 62, the clamping portion 61 and the cutting portion 62 are of an integral structure, two sides of the clamping portion 61 are fixedly connected with four limiting strips 63, one side of the tool holder 3 is provided with two first limiting grooves 33, the side wall of the contact portion 51 is provided with two second limiting grooves 54, and the four limiting strips 63 are respectively inserted into the two first limiting grooves 33 and the two second limiting grooves 54.

Referring to fig. 3, two first threaded holes 31 are formed in one side of the tool holder 3, two first threaded through holes 52 are formed in the fixing plate 5 at positions corresponding to the two first threaded holes 31, and the first threaded holes 31 and the first threaded through holes 52 are connected with the small bolts 4 through internal threads.

Referring to fig. 3, two insertion holes 64 are formed in the clamping portion 61, two second threaded holes 32 are formed in the cutter fixing seat 3 corresponding to the two insertion holes 64, two second threaded through holes 53 are formed in the contact portion 51 corresponding to the two second threaded holes 32, the small bolts 4 are connected in the second threaded holes 32 and the second threaded through holes 53 in a threaded mode, and the small bolts 4 are inserted into the insertion holes 64.

The working principle is as follows: when the machine tool is used, the tool is arranged on a boring machine through the mounting column 1, the tool bit 7 penetrates into a connecting rod rough hole, then the boring machine is started to drive the turning tool 6 to rotate, further the tool bit 7 is driven to rotate to carry out finish machining on the rough hole, and press polish is finished to form a finish boring hole.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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. The press polishing cutter for the big and small holes of the connecting rod comprises a mounting column (1) and a turning tool rod (2), and is characterized in that: one end of the lathe tool bar (2) is fixedly connected with a tool fixing seat (3), the tool fixing seat (3) is fixedly connected with a fixing plate (5) through a small bolt (4), the bottom end of the fixing plate (5) is fixedly connected with a contact part (51), and a lathe tool (6) is fixedly connected between the contact part (51) and the tool fixing seat (3);

the turning tool (6) comprises a clamping part (61) fixedly connected between a contact part (51) and a tool fixing seat (3), a cutting part (62) is fixedly connected to the bottom end of the clamping part (61), the clamping part (61) and the cutting part (62) are of an integrated structure, four limiting strips (63) are fixedly connected to two sides of the clamping part (61), two first limiting grooves (33) are formed in one side of the tool fixing seat (3), two second limiting grooves (54) are formed in the side wall of the contact part (51), and the four limiting strips (63) are respectively inserted into the two first limiting grooves (33) and the two second limiting grooves (54).

2. The connecting rod big and small hole calendering tool according to claim 1, is characterized in that: two first threaded holes (31) are formed in one side of the cutter fixing seat (3), two first threaded through holes (52) are formed in the positions, corresponding to the two first threaded holes (31), of the fixing plate (5), and the first threaded holes (31) and the first threaded through holes (52) are connected with the small bolts (4) in an inner thread mode.

3. The connecting rod big and small hole calendering tool according to claim 1, is characterized in that: two jacks (64) are formed in the clamping portion (61), two second threaded holes (32) are formed in the positions, corresponding to the two jacks (64), of the cutter fixing seat (3), two second threaded through holes (53) are formed in the positions, corresponding to the two second threaded holes (32), of the contact portion (51), the second threaded through holes (32) and the second threaded through holes (53) are connected with small bolts (4) in an internal thread mode, and the small bolts (4) are inserted into the jacks (64).

4. The connecting rod big and small hole calendering tool according to claim 1, is characterized in that: mounting column (1) one end rigid coupling tool bit (7), tool bit (7) free end rigid coupling solid fixed splint (8), fixed splint (8) are through a plurality of locking bolt (10) rigid coupling movable splint (9), centre gripping car cutter arbor (2) between fixed splint (8) and movable splint (9).

5. The connecting rod big and small hole calendering tool according to claim 4, is characterized in that: the fixed splint is characterized in that the fixed splint (8) is close to four threaded sleeves (81) fixedly connected to one side of the movable splint (9), four third threaded holes (82) are formed in the fixed splint (8) corresponding to the positions of the four threaded sleeves (81), four third threaded through holes (91) are formed in the movable splint (9) corresponding to the positions of the four threaded sleeves (81), and the third threaded holes (82), the threaded sleeves (81) and the third threaded through holes (91) are connected with the locking bolts (10) in an internal thread mode.

6. The connecting rod big and small hole calendering tool according to claim 4, is characterized in that: a plurality of tooth sockets (21) are seted up to car cutter arbor (2) both sides, the first pinion rack (83) of fixed splint (8) lateral wall rigid coupling, activity splint (9) lateral wall rigid coupling second pinion rack (92), first pinion rack (83) of a plurality of tooth sockets (21) joint respectively and second pinion rack (92).