CN213470330U - Continuous drilling tool for connecting rod - Google Patents
Continuous drilling tool for connecting rod Download PDFInfo
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- CN213470330U CN213470330U CN202021875925.8U CN202021875925U CN213470330U CN 213470330 U CN213470330 U CN 213470330U CN 202021875925 U CN202021875925 U CN 202021875925U CN 213470330 U CN213470330 U CN 213470330U
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- positioning shaft
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Abstract
A continuous drilling tool for a connecting rod is characterized by comprising a support body and a positioning seat; the support body comprises a support base, four support columns and two support tables, wherein the support base is a rectangular frame body, every two support columns are fixedly connected to the support base oppositely, the top ends of the two support columns on the same side are connected with the two ends of one support table, and the length of each support table is the same as that of the two sides of the support base. The connecting rod cover and the connecting rod body are fixed by adopting the positioning shaft and the positioning table to drill the connecting rod connecting hole, a plurality of connecting rods can be connected in series through large holes of the connecting rods by the positioning shaft, the drilling of the connecting hole is carried out at one time, and meanwhile, all clamping and positioning adopt positioning shaft seat side walls, positioning table convex parts and three positioning surfaces of platforms on two sides of the groove, all the positioning surfaces are laminated and positioned by planes, the connecting rods are convenient to load and take out, the production efficiency of connecting rod processing can be greatly improved, and the connecting rod positioning device has popularization and application values.
Description
Technical Field
The utility model relates to a machine tooling technical field, especially a continuous drilling frock of connecting rod.
Background
The connecting rod is an indispensable part in a crank-link mechanism and generally comprises a connecting rod body and a connecting rod cover, wherein the connecting rod body and the connecting rod cover are connected in series by penetrating connecting holes in the connecting rod body and the connecting rod cover through connecting bolts, and then the connecting rod body and the connecting rod cover are compressed by nuts to form the connecting rod.
The existing drilling tool for the connecting rod is shown in figures 1 and 2, the drilling tool for the connecting rod takes a positioning plate (31) and a compression screw (32) on one side as positioning surfaces, a positioning shaft (33) and the compression screw (32) at the lower end of the drilling tool as positioning columns, the positioning hole at the lower end of a connecting rod body (1) is sleeved on the positioning shaft (33), a connecting rod cover (2) is sleeved on the compression screw (32), the outer wall surface and two positioning surfaces on one side of the connecting rod are attached to two corresponding positioning surfaces of the connecting rod (two surfaces are positioned), a nut (34), a small pressure plate (35) and a large pressure plate (36) are connected with the compression screw (32) to compress the compression surface at the position of a large hole of the connecting rod, a compression bolt (37) compresses the compression surface (two compression surfaces) at the side of the connecting rod through a compression screw hole (38), so that the connecting rod is completely fixed, and the positions of, the drilling of the drilling machine is facilitated. After the connecting hole is drilled, the nut (34) is screwed out, the large pressing plate (36) and the small pressing plate (35) are removed, and the connecting rod can be taken out by unscrewing the pressing bolt (37).
However, in the crank link mechanism, most of the crankshafts are provided with a plurality of connecting rods, so the number of the connecting rods is generally large, the ordinary connecting rod drilling tool can only drill one connecting rod at a time, the positioning hole of the connecting rod is in tolerance fit with the positioning shaft of the ordinary connecting rod drilling tool, and the connecting rod needs to be properly rotated and twisted when the connecting rod is assembled and disassembled, so the production efficiency of the ordinary connecting rod drilling tool is low.
Disclosure of Invention
The utility model aims at overcoming the not enough of prior art, and provide a disposable many connecting rods of drilling simultaneously, and be plane laminating location, pack into and take out the convenience, the connecting rod frock of driling in succession that production efficiency is high.
The technical scheme of the utility model is that: a continuous drilling tool for a connecting rod is characterized by comprising a support body and a positioning seat;
the support body comprises a support base, four support columns and two support tables, the support base is a rectangular frame body, every two support columns are oppositely and fixedly connected to the support base, the top ends of the two support columns on the same side are connected with two ends of one support table, and the length of each support table is the same as that of two sides of the support base;
the positioning seat comprises four strip-shaped positioning tables with T-shaped cross sections, positioning shaft seats and positioning shafts, wherein the positioning tables are oppositely arranged on the two supporting tables, and the positioning shaft seats are arranged between the two supporting tables.
The further scheme is as follows: the positioning shaft seat is characterized in that the lower surfaces of the two ends of the positioning shaft seat are respectively connected with the upper surfaces of the two support tables, the positioning shaft seat is sleeved with the positioning shaft, the length of the positioning shaft is the same as that of the support tables, the diameter of the positioning shaft is the same as that of the large hole of the connecting rod, the positioning shaft penetrates through the shaft hole in the positioning shaft seat and extends out of the two sides of the positioning shaft seat and is arranged between the two opposite positioning tables, the protruding parts of the two opposite sides of the two positioning tables are provided with grooves which are communicated up and down and have equal spacing distances, the grooves are used for allowing the drill bit to pass through after the drill bit drills through the connecting hole in the connecting rod.
The further scheme is as follows: the upper convex part of the positioning table on the supporting table on one side is provided with a plurality of through compression screw holes and compression screw rods matched with the compression screw holes, the compression screw rods are used for penetrating the compression screw holes and then pushing the outer walls of the large ends of the connecting rods to be processed tightly, the connecting rods to be processed are guaranteed not to move transversely when being drilled, and the transverse position precision of the connecting rods to be processed is guaranteed.
The further scheme is as follows: the locating shaft outwards stretches out the end, is equipped with big clamp plate, little clamp plate and gland nut from inside to outside in proper order, and gland nut can prolong the inside precession of screw thread of locating shaft outer end for promote little clamp plate and compress tightly the big clamp plate and compress tightly the connecting rod of treating processing, guarantee that it can not prolong locating shaft axial displacement, vertical position precision when guaranteeing the processing connecting hole.
The further scheme is as follows: the upper ends of the two support columns on the same side are connected through a reinforcing plate, or the upper ends of the two support columns on the same long side are cast into a whole for reinforcing the stability of the support columns.
Compared with the prior art, the utility model, adopt location axle and location platform to fix connecting rod cap and connecting rod body boring processing connecting rod connecting hole, can concatenate a plurality of connecting rods through its macropore through the location axle, once only carry out the brill processing of connecting hole, all clamping location all adopt location axle bed lateral wall simultaneously, location platform convex part, and three locating surfaces of recess both sides platform, all adopt plane laminating location, pack into and take out the convenience, can improve the production efficiency of connecting rod processing greatly, and the popularization and application is worth.
Drawings
FIG. 1 is a schematic structural view of a connecting rod drilling tool in the prior art;
FIG. 2 is a schematic structural view of a connecting rod drilling tool in the prior art in an installation state;
FIG. 3 is a schematic structural diagram of an embodiment of the present invention;
fig. 4 is a structural diagram illustrating the installation state of fig. 3.
Detailed Description
The detailed structure of the present invention will be further described with reference to the accompanying drawings and the detailed description.
Example 1
As shown in fig. 3 and 4, a continuous drilling tool for a connecting rod comprises a support body and a positioning seat;
the support body comprises a support base 4, four support columns 5 and two support tables 6, the support base 4 is a rectangular frame body, every two support columns 5 are fixedly connected to the support base 4 oppositely, the top ends of the two support columns 5 on the same side are connected with two ends of one support table 6, and the length of each support table 6 is the same as that of the two sides of the support base 4;
the positioning seat comprises four strip-shaped positioning tables 7 with T-shaped cross sections, positioning shaft seats 8 and positioning shafts 9, the positioning tables 7 are oppositely arranged on the two supporting tables 6 in pairs, and the positioning shaft seats 8 are arranged between the two supporting tables 6.
The positioning shaft seat 8 is characterized in that the lower surfaces of two ends of the positioning shaft seat 8 are respectively connected with the upper surfaces of two supporting tables 6, the positioning shaft seat 8 is sleeved with a positioning shaft 9, the length of the positioning shaft 9 is the same as that of the supporting tables 6, the diameter of the positioning shaft is the same as that of a large hole of a connecting rod, the positioning shaft 9 penetrates through the shaft hole in the positioning shaft seat 8 and extends out of two sides of the positioning shaft seat 8 and is arranged between the two opposite positioning tables 7, a groove 10 which is communicated up and down and has the same spacing distance is formed in the protruding parts of two opposite sides of the two positioning tables 7, the groove 10 is used for enabling the drill bit to pass through a connecting hole in the connecting rod after the drill bit passes through the connecting hole in the connecting.
The upper convex part of the positioning table 7 on the supporting table 6 on one side is provided with a plurality of through pressing screw holes 12 and pressing screw rods 13 matched with the pressing screw holes, and the pressing screw rods 13 are used for tightly pushing the outer wall of the large end of the connecting rod to be processed after penetrating through the pressing screw holes 12, so that the connecting rod to be processed cannot move transversely when being drilled, and the transverse position precision of the connecting rod to be processed is ensured;
the locating shaft 9 stretch out the end outwards, be equipped with big clamp plate 14, little clamp plate 15 and gland nut 16 from inside to outside in proper order, gland nut 16 can prolong the screw thread of locating shaft outer end and inwards screw in for promote little clamp plate 15 and compress tightly big clamp plate 14 and compress tightly the connecting rod of treating the processing, guarantee that it can not prolong locating shaft axial displacement, guarantee the vertical position precision when processing the connecting hole.
The upper ends of the two supporting columns 5 on the same side are connected through a reinforcing plate 17, or the upper ends of the two supporting columns 5 on the same long side are cast into a whole.
Claims (8)
1. A continuous drilling tool for a connecting rod is characterized by comprising a support body and a positioning seat;
the support body comprises a support base (4), four support columns (5) and two support tables (6), the support base (4) is a rectangular frame body, every two support columns (5) are fixedly connected to the support base (4) oppositely, the top ends of the two support columns (5) on the same side are connected with the lower surfaces of the two ends of one support table (6), and the length of each support table (6) is the same as that of the two sides of the support base (4);
the positioning seat comprises four strip-shaped positioning tables (7) with T-shaped cross sections, positioning shaft seats (8) and positioning shafts (9), wherein the positioning tables (7) are oppositely arranged on the two supporting tables (6), and the positioning shaft seats (8) are arranged between the two supporting tables (6).
2. The continuous drilling tool for the connecting rod as claimed in claim 1, wherein the lower surfaces of the two ends of the positioning shaft seat (8) are respectively connected with the upper surfaces of the two supporting platforms (6), the positioning shaft seat (8) is sleeved with the positioning shaft (9), the length of the positioning shaft (9) is the same as that of the support table (6), the diameter of the positioning shaft is the same as the aperture of the big hole of the connecting rod, the positioning shaft (9) passes through the shaft hole on the positioning shaft seat (8) and extends out to the two sides of the positioning shaft seat (8), and is arranged between the two opposite positioning platforms (7), the convex parts at the two opposite sides of the two positioning platforms (7) are provided with grooves (10) which are communicated up and down and have equal interval distance, the grooves (10) are used for drilling through the connecting holes on the connecting rod when a drill bit drills through the connecting holes, the drill bit is allowed to pass through and cannot drill on the positioning table (7), and the platforms (11) on the two sides of the groove (10) are used for supporting the outer wall of the connecting rod big circle to be processed.
3. The connecting rod continuous drilling tool as claimed in claim 1 or 2, wherein a plurality of through pressing screw holes (12) and pressing screw rods (13) matched with the through pressing screw holes are arranged on the upper convex part of the positioning platform (7) on the supporting platform (6) on one side, and the pressing screw rods (13) are used for tightly pushing the outer wall of the large end of the connecting rod to be processed after penetrating through the pressing screw holes (12).
4. The connecting rod continuous drilling tool according to claim 1 or 2, wherein the positioning shaft (9) is provided with an outward extending end, a large pressure plate (14), a small pressure plate (15) and a compression nut (16) are sequentially arranged from inside to outside, and the compression nut (16) can be screwed inwards along the thread at the outer end of the positioning shaft and is used for pushing the small pressure plate (15) to compress the large pressure plate (14) to compress the connecting rod to be processed.
5. A connecting rod continuous drilling tool according to claim 3, characterized in that the positioning shaft (9) has an outwardly extending end, and a large pressing plate (14), a small pressing plate (15) and a pressing nut (16) are sequentially arranged from inside to outside, and the pressing nut (16) can be screwed inwards along the thread at the outer end of the positioning shaft, so as to push the small pressing plate (15) to press the large pressing plate (14) to press the connecting rod to be processed.
6. A continuous drilling tool for connecting rods as in claim 1, 2 or 5, wherein the upper ends of two supporting columns (5) on the same side are connected through a reinforcing plate (17), or the upper ends of two supporting columns (5) on the same long side are integrally cast.
7. A tool for continuously drilling a connecting rod according to claim 3, wherein the upper ends of the two supporting columns (5) on the same long side are connected through a reinforcing plate (17), or the upper ends of the two supporting columns (5) on the same long side are integrally cast.
8. A continuous drilling tool for connecting rods as in claim 4, wherein the upper ends of two supporting columns (5) on the same long side are connected through a reinforcing plate (17), or the upper ends of two supporting columns (5) on the same long side are integrally cast.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021875925.8U CN213470330U (en) | 2020-09-01 | 2020-09-01 | Continuous drilling tool for connecting rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021875925.8U CN213470330U (en) | 2020-09-01 | 2020-09-01 | Continuous drilling tool for connecting rod |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213470330U true CN213470330U (en) | 2021-06-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021875925.8U Active CN213470330U (en) | 2020-09-01 | 2020-09-01 | Continuous drilling tool for connecting rod |
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| Country | Link |
|---|---|
| CN (1) | CN213470330U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114932242A (en) * | 2022-07-21 | 2022-08-23 | 四川通安航天科技有限公司 | Tool for fine machining and positioning of aircraft part joint hole and preventing vibration and fine machining process |
-
2020
- 2020-09-01 CN CN202021875925.8U patent/CN213470330U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114932242A (en) * | 2022-07-21 | 2022-08-23 | 四川通安航天科技有限公司 | Tool for fine machining and positioning of aircraft part joint hole and preventing vibration and fine machining process |
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