CN217799028U - Lathe boring bar for improving connection rigidity - Google Patents
Lathe boring bar for improving connection rigidity Download PDFInfo
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- CN217799028U CN217799028U CN202122685084.5U CN202122685084U CN217799028U CN 217799028 U CN217799028 U CN 217799028U CN 202122685084 U CN202122685084 U CN 202122685084U CN 217799028 U CN217799028 U CN 217799028U
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Abstract
The utility model discloses an improve lathe boring bar of connecting rigidity relates to the machinery processing technology field, specifically is an improve lathe boring bar of connecting rigidity, including boring bar main part, connecting bolt, spacing bolt, blade holder clamp bolt, cutter arbor clamp bolt, the positive below threaded connection of boring bar main part has cutter arbor clamp bolt, the top of boring bar main part is provided with the connecting block, and the front of connecting block has seted up and has connected screw, spacing groove, spacing waist type hole. This improve lathe boring bar of connecting rigidity adopts the connecting bolt design, connects boring bar and blade holder through connecting bolt and fixes, guarantees that boring bar and blade holder be connected the location completely, adopts spacing bolt design simultaneously, through spacing bolt's use, further crosses location boring bar and compresses tightly, and spacing bolt will restrict the rotation of boring bar when transshipping simultaneously, and can prevent to restrict dropping of blade holder on the merry go round machine equipment.
Description
Technical Field
The utility model relates to a machinery processing technology field specifically is an improve lathe boring bar of connecting rigidity.
Background
The boring rod is a connecting rod of a boring machine, a deep hole drilling and boring machine, a corresponding drill bit, a corresponding boring head, a corresponding rolling head and a corresponding combined boring and rolling head. The length of the single rod has various specifications so as to meet the requirements of different machine tools and different processing depths. The processing technology of the boring bar needs rough turning, boring, external grinding, heat treatment, electroplating and nitriding chemical heat treatment.
At present, when a small hole is machined on large-scale lathe equipment, a tool apron cannot directly enter the hole to be machined, and a boring rod needs to be installed at the moment. Because the connection rigidity of the boring rod and the tool apron is limited, in order to prevent the boring rod from falling off when the boring rod is overloaded, the cutting amount is reduced when a workpiece is bored and milled, the machining time is longer, and the integral machining period of the workpiece is further increased.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides an improve lathe boring bar of connecting rigidity has solved the problem of proposing in the above-mentioned background art.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an improve lathe boring bar of connection rigidity, includes boring bar main part, connecting bolt, spacing bolt, blade holder clamp bolt, cutter arbor clamp bolt, the positive below threaded connection of boring bar main part has cutter arbor clamp bolt, the top of boring bar main part is provided with the connecting block, and the front of connecting block has seted up and has connected screw, spacing groove, spacing waist type hole, the inside threaded connection who connects the screw has connecting bolt, the inside joint in spacing waist type hole has spacing bolt, the top of boring bar main part is provided with blade holder contact horizontal plane, blade holder contact perpendicular has been seted up to one side at connecting block top.
Preferably, the number of the cutter bar pressing bolts is 6, and the cutter bar pressing bolts are distributed on the front face of the boring bar main body in an L shape.
Preferably, the limiting groove is horizontally formed in the front face of the connecting block, and one end of the tool apron pressing bolt is clamped in the limiting groove after the boring bar main body is installed.
Preferably, clamping grooves are formed in the front side and the rear side of the boring bar main body, and auxiliary connecting fasteners are clamped inside the clamping grooves.
Preferably, the auxiliary connecting fastener is 8' in shape, a locking knob is clamped at the lower part inside the auxiliary connecting fastener, the locking knob is in threaded connection with the boring bar main body, and the auxiliary connecting fastener is fixedly connected with the boring bar main body through the locking knob.
The utility model provides an improve lathe boring bar of connection rigidity possesses following beneficial effect:
1. this improve lathe boring bar of connecting rigidity adopts the connecting bolt design, connects boring bar and blade holder through connecting bolt and fixes, guarantees that boring bar and blade holder be connected the location completely, adopts spacing bolt design simultaneously, through spacing bolt's use, further crosses location boring bar and compresses tightly, and spacing bolt will restrict the rotation of boring bar when transshipping simultaneously, and can prevent to restrict dropping of blade holder on the merry go round machine equipment.
2. This improve lathe boring bar of connection rigidity adopts the design of blade holder clamp bolt, and blade holder clamp bolt increases system frictional force and improves system rigidity, and multiplicable cutting output when adding man-hour to the work piece improves the speed of work piece boring and milling to improve production efficiency, being connected the back with boring bar main part and blade holder, install auxiliary connection fastener in boring bar main part and blade holder side through the locking knob, carry out auxiliary connection through auxiliary connection fastener, further improve rigidity and the stability that boring bar main part and blade holder are connected.
Drawings
FIG. 1 is a schematic structural view of the boring bar body of the present invention;
FIG. 2 is a schematic structural view of the front side of the boring bar main body of the present invention;
FIG. 3 is a schematic structural view of the boring bar of the present invention after installation;
fig. 4 is a schematic structural view of the auxiliary connecting fastener of the present invention.
In the figure: 1. a boring bar body; 11. the tool apron contacts with a horizontal plane; 12. the tool apron contacts the vertical surface; 13. a connecting screw hole; 14. a limiting groove; 15. limiting waist-shaped holes; 2. a connecting bolt; 3. a limit bolt; 4. the tool apron compresses tightly the bolt; 5. a cutter bar compression bolt; 6. an auxiliary connecting fastener; 7. a clamping groove; 8. and a locking knob.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1, the present invention provides a technical solution: the utility model provides an improve lathe boring bar of rigidity of connection, including boring bar main part 1, connecting bolt 2, stop bolt 3, blade holder clamp bolt 4, cutter bar clamp bolt 5, boring bar main part 1 openly below threaded connection has cutter bar clamp bolt 5, the top of boring bar main part 1 is provided with the connecting block, and the front of connecting block has seted up connecting screw 13, spacing groove 14, spacing waist type hole 15, the inside threaded connection who connects screw 13 has connecting bolt 2, adopt connecting bolt 2 design, it is fixed with boring bar main part 1 and blade holder connection through connecting bolt 2, guarantee boring bar main part 1 and blade holder complete connection location, adopt stop bolt 3 design simultaneously, through stop bolt 3's use, further cross location boring bar main part 1 and compress tightly, stop bolt 3 will restrict the rotation of boring bar main part 1 when transshipping, and can prevent to restrict dropping of blade holder on the merry go round machine equipment, the inside joint of spacing waist type hole 15 has stop bolt 3, the top of boring bar main part 1 is provided with blade holder contact horizontal plane 11, blade holder contact perpendicular 12 has been seted up to one side of connecting block top.
Referring to fig. 2 and 3, the number of the cutter bar pressing bolts 5 is 6, the cutter bar pressing bolts 5 are distributed on the front surface of the boring bar main body 1 in an L shape, the boring tool can be locked inside the boring bar main body 1 through the plurality of cutter bar pressing bolts 5 on the front surface of the boring bar main body 1, stable connection between the boring bar main body 1 and the boring tool is realized, the cutter bar pressing bolts 5 can be selectively additionally arranged on the front surface of the boring bar main body 1 according to the size of the boring tool and the material of the boring tool, so that the stability of connection between the boring tool and the boring bar main body 1 is ensured under the condition of large cutting amount, the limiting groove 14 is horizontally arranged on the front surface of the connecting block, one end of the cutter holder pressing bolt 4 is clamped inside the limiting groove 14 after the boring bar main body 1 is arranged, the cutter holder pressing bolt 4 is designed on the front surface of the boring bar main body 1, the cutter holder pressing bolt 4 can increase the system friction force, improve the system rigidity, increase the cutting amount when a workpiece is machined, improve the boring speed, and improve the production efficiency.
Please refer to fig. 4, the front and rear sides of the boring bar main body 1 are both provided with a joint groove 7, and the inside joint of the joint groove 7 is provided with an auxiliary connecting fastener 6, after the boring bar main body 1 is connected with the tool apron, the auxiliary connecting fastener 6 is installed on the sides of the boring bar main body 1 and the tool apron through a locking knob 8, the auxiliary connection is performed through the auxiliary connecting fastener 6, the rigidity and the stability of the connection between the boring bar main body 1 and the tool apron are further improved, the shape of the auxiliary connecting fastener 6 is "8", the locking knob 8 is clamped below the inside of the auxiliary connecting fastener 6, and the locking knob 8 is in threaded connection with the boring bar main body 1, the auxiliary connecting fastener 6 is fixedly connected with the boring bar main body 1 through the locking knob 8, the shape of the auxiliary connecting fastener 6 is designed, the auxiliary connecting fastener 6 is convenient to be clamped into the joint groove 7 to connect the auxiliary connecting fastener 6 and the tool apron, the stability of the boring bar main body 1 and the tool apron connection is ensured, and the auxiliary connecting fastener 6 is locked on the boring bar main body 1 through the locking knob 8, and the auxiliary connecting fastener 6 is convenient to be installed and disassembled.
In conclusion, this improve lathe boring bar of rigidity of connection, when using, set up in advance on the blade holder with connecting bolt 2, the mounting hole of supplementary connecting fastener 6 mutually supporting, through blade holder contact horizontal plane 11, blade holder contact vertical plane 12 mutually supports with the blade holder, with boring bar main part 1 joint on the blade holder, and fix a position boring bar main part 1 through spacing bolt 3, install boring bar main part 1 on the blade holder through connecting bolt 2, blade holder clamp bolt 4, simultaneously the supplementary connecting fastener 6 of both sides joint around boring bar main part 1, and through locking knob 8 with supplementary connecting fastener 6 locking on boring bar main part 1, block the boring cutter in boring bar main part 1, and compress tightly the boring cutter in boring bar main part 1 through cutter arbor clamp bolt 5, realize the rigid connection to boring cutter, boring bar main part 1 and blade holder, can.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present 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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an improve and connect rigid lathe boring bar, includes boring bar main part (1), connecting bolt (2), spacing bolt (3), blade holder clamp bolt (4), cutter arbor clamp bolt (5), its characterized in that: the boring bar is characterized in that a cutter bar pressing bolt (5) is in threaded connection with the lower portion of the front of the boring bar main body (1), a connecting block is arranged at the top of the boring bar main body (1), a connecting screw hole (13), a limiting groove (14) and a limiting waist-shaped hole (15) are formed in the front of the connecting block, a connecting bolt (2) is in threaded connection with the inner portion of the connecting screw hole (13), a limiting bolt (3) is clamped in the inner portion of the limiting waist-shaped hole (15), a cutter holder contact horizontal plane (11) is arranged at the top of the boring bar main body (1), and a cutter holder contact vertical plane (12) is formed in one side of the top of the connecting block.
2. The lathe boring bar for improving the connection rigidity according to claim 1, wherein: the number of the cutter bar pressing bolts (5) is 4-8, and the cutter bar pressing bolts (5) are distributed on the front surface of the boring bar main body (1) in an L shape.
3. The lathe boring bar for improving the connection rigidity as claimed in claim 1, wherein: the limiting groove (14) is horizontally arranged on the front face of the connecting block, and one end of the boring bar main body (1) is clamped in the limiting groove (14) after the boring bar main body is installed and one end of the tool apron compression bolt (4) is clamped in the boring bar main body.
4. The lathe boring bar for improving the connection rigidity according to claim 1, wherein: clamping grooves (7) are formed in the front side and the rear side of the boring bar main body (1), and auxiliary connecting fasteners (6) are clamped inside the clamping grooves (7).
5. The lathe boring bar for improving the connection rigidity as claimed in claim 4, wherein: the auxiliary connecting fastener (6) is 8-shaped, a locking knob (8) is connected to the lower portion inside the auxiliary connecting fastener (6) in a clamping mode, the locking knob (8) is in threaded connection with the boring bar main body (1), and the auxiliary connecting fastener (6) is fixedly connected with the boring bar main body (1) through the locking knob (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122685084.5U CN217799028U (en) | 2021-11-04 | 2021-11-04 | Lathe boring bar for improving connection rigidity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122685084.5U CN217799028U (en) | 2021-11-04 | 2021-11-04 | Lathe boring bar for improving connection rigidity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217799028U true CN217799028U (en) | 2022-11-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122685084.5U Active CN217799028U (en) | 2021-11-04 | 2021-11-04 | Lathe boring bar for improving connection rigidity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217799028U (en) |
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2021
- 2021-11-04 CN CN202122685084.5U patent/CN217799028U/en active Active
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