CN211071876U - Adjustable boring cutter bar combined structure - Google Patents
Adjustable boring cutter bar combined structure Download PDFInfo
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- CN211071876U CN211071876U CN201921503954.9U CN201921503954U CN211071876U CN 211071876 U CN211071876 U CN 211071876U CN 201921503954 U CN201921503954 U CN 201921503954U CN 211071876 U CN211071876 U CN 211071876U
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- boring cutter
- cutter bar
- disc
- mounting groove
- gear
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Abstract
The utility model relates to the technical field of machining equipment, in particular to an adjustable boring cutter bar combined structure, wherein the center of the front end surface of a boring cutter disc is provided with a mounting groove, a first gear disc is arranged at the center in the mounting groove, the first gear disc and the two boring cutter rods are coaxially arranged, sleeves are fixedly arranged on the upper end surface and the lower end surface of the first gear disc, internal threads are arranged in the two sleeves, a threaded column is arranged in each sleeve in a threaded manner, the top ends of the threaded columns are respectively propped against the tail ends of the corresponding boring cutter rods, the surfaces of the bottoms of the mounting grooves on the two sides of the first gear plate are respectively and fixedly provided with a fixing plate, and two the fixed plate symmetry sets up, every equal fixed mounting has two curb plates of symmetry setting on the fixed plate, two rotatable the installation has the pivot between the curb plate, two all fixed being equipped with the second toothed disc with first toothed disc engaged with on the axis body of pivot. The utility model has the advantages of convenient operation and high precision.
Description
Technical Field
The utility model relates to a machining equipment technical field especially relates to a boring cutter arbor integrated configuration with adjustable.
Background
The high-precision boring cutter needs to adjust the radial position of the blade to meet the precision requirement of hole machining, the existing boring cutter is time-consuming to adjust and inconvenient to adjust, when the double-blade boring cutter is adjusted particularly, the existing operation needs to adjust the boring cutters on two sides independently, the operation is complex, the adjusting errors of the boring cutters on two sides are large, the hole machining precision is affected, and an adjustable trial boring cutter rod combined structure is designed to meet the use requirement.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcomings of complex operation and low precision in the prior art, and providing an adjustable boring cutter bar combination structure.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
designing an adjustable boring cutter bar combined structure, comprising a boring cutter bar, wherein two boring cutter bars are symmetrically arranged at the front part of the boring cutter bar along the radial direction, a blade is fixedly arranged at the tail end of the outer side of each boring cutter bar, two locking screws are arranged on the front end surface of the boring cutter bar along the radial direction, each locking screw is uniformly arranged corresponding to one boring cutter bar, the tail end of the inner side of each locking screw is propped against the corresponding boring cutter bar body, an installation groove is arranged at the center of the front end surface of the boring cutter bar, a first gear disc is arranged at the center of the installation groove and is coaxial with the two boring cutter bars, sleeves are fixedly arranged on the upper end surface and the lower end surface of the first gear disc, internal threads are arranged in the two sleeves, the internal threads of the two sleeves are opposite in rotation direction, a thread column is arranged in each sleeve in a threaded manner, the top end of the thread column is propped against the tail end, the equal fixed mounting in installation tank bottom surface of first toothed disc both sides has the fixed plate, and two the fixed plate symmetry sets up, every equal fixed mounting has two curb plates that the symmetry set up on the fixed plate, two rotatable mounting has the pivot between the curb plate, just the pivot all is on a parallel with boring cutter arbor length direction and sets up, two all fixed second toothed disc that is equipped with and meshes mutually with first toothed disc on the axis body of pivot.
Preferably, the upper surfaces of the first gear disc and the two second gear discs are respectively provided with a graduated scale along the circumferential direction.
Preferably, fixed mounting has two support piece that become type Z style of calligraphy and distribute with first toothed disc in the mounting groove, support piece includes connecting rod, arc armful ring, all open the recess that corresponds with the connecting rod on the inner wall of mounting groove, the outside end of connecting rod is all gone into behind the recess through the fix with screw, equal fixed mounting has the arc armful ring of embracing the screw post main part on the inboard tip of connecting rod.
The utility model provides a boring cutter arbor integrated configuration with adjustable, beneficial effect lies in: two boring cutter bars installed in the sleeves through two sleeves and threads installed on the first gear disc are arranged, when the radial position of the blade needs to be adjusted, only one second gear disc is required to be rotated to drive the first gear disc to rotate, then two thread columns are driven to push the two boring cutter bars to move in opposite directions through the rotating sleeves, after the adjustment is finished, the two boring cutter bars are locked through the locking screws, the operation is convenient, and the accuracy is high.
Drawings
Fig. 1 is a schematic side view of an adjustable boring bar assembly structure of the present invention;
fig. 2 is a left side view structural schematic diagram of an adjustable boring bar assembly structure provided by the present invention;
fig. 3 is a right-side view structural schematic diagram of the adjustable boring bar assembly structure provided by the utility model.
In the figure: the boring cutter comprises a boring cutter head 1, a boring cutter rod 2, a blade 3, a locking screw 4, an installation groove 5, a first gear disc 6, a sleeve 7, a fixing plate 8, a side plate 9, a rotating shaft 10, a second gear disc 11, a groove 12, a connecting rod 13, an arc-shaped hoop 14, a supporting piece 15 and a threaded column 16.
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. 1-3, an adjustable boring cutter bar combination structure comprises a boring cutter disc 1, wherein two boring cutter bars 2 are symmetrically arranged at the front part of the boring cutter disc 1 along the radial direction, a blade 3 is fixedly arranged at the tail end of the outer side of each boring cutter bar 2, two locking screws 4 are arranged on the front end surface of the boring cutter disc 1 along the radial direction, each locking screw 4 is respectively arranged corresponding to one boring cutter bar 2, the tail end of the inner side of each locking screw 4 is abutted against the rod body of the corresponding boring cutter bar 2, a mounting groove 5 is arranged at the center of the front end surface of the boring cutter disc 1, a first gear disc 6 is arranged at the center of the mounting groove 5, the first gear disc 6 and the two boring cutter bars 2 are coaxially arranged, sleeves 7 are fixedly arranged on the upper end surface and the lower end surface of the first gear disc 6, internal threads are arranged in the two sleeves 7, the rotating directions of the two sleeves 7 are opposite, the top ends of the threaded columns 16 are propped against the tail ends of the corresponding boring cutter rods 2, the diameters of the threaded columns 16 are smaller than the inner diameters of the mounting holes of the boring cutter rods 2, and the threaded columns 16 can enter the mounting holes of the boring cutter rods 2 under the driving of the rotating sleeve 7. The equal fixed mounting in mounting groove 5 bottom surface of first toothed disc 6 both sides has fixed plate 8, and two fixed plate 8 symmetries set up, and equal fixed mounting has two curb plates 9 that the symmetry set up on every fixed plate 8, and rotatable the installation has pivot 10 between two curb plates 9, and pivot 10 all is on a parallel with the setting of 2 length direction of boring cutter arbor, all fixes being equipped with on the axis body of two pivots 10 with first toothed disc 6 engaged with second toothed disc 11 mutually.
The utility model discloses when using, when the radial position of two blades 3 is adjusted to needs, only need through rotating the first toothed disc 6 of 11 drives of arbitrary one second toothed disc, and then promote two boring cutter arbor 2 motion in opposite directions through two screw post 16 of 7 drives of rotatory sleeve, the adjustment finishes the back, utilize locking screw 4 with two boring cutter arbor 2 locking can, convenient operation, the precision is high.
Example 2
Referring to fig. 1 to 3, as another preferred embodiment of the present invention, the difference from embodiment 1 is that the first gear plate 6 and the two second gear plates 11 are both provided with scales on the upper surfaces thereof along the circumferential direction. The graduated scale can let the operator know the number of turns and the angle of the rotatory toothed disc of oneself directly perceivedly to more accurate regulation boring cutter pole.
EXAMPLE 3
Referring to fig. 1-2, as another preferred embodiment of the present invention, the difference from embodiment 1 lies in that, there are two support pieces 15 distributed in a similar Z-shape with the first toothed disc 6 fixedly installed in the mounting groove 5, each support piece 15 includes a connecting rod 13 and an arc-shaped embracing ring 14, a groove 12 corresponding to the connecting rod 13 is opened on the inner wall of the mounting groove 5, the outer end of the connecting rod 13 is clamped into the groove 12 and then fixed by screws, and the arc-shaped embracing ring 14 embracing the corresponding threaded column 16 main body is fixedly installed on the inner end of the connecting rod 13. The two supports 15 may provide security for the mounting of the threaded post 16.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (3)
1. The adjustable boring cutter bar combined structure comprises a boring cutter bar (1) and is characterized in that two boring cutter bars (2) are symmetrically arranged on the front portion of the boring cutter bar (1) along the radial direction, each boring cutter bar (2) is fixedly provided with a blade (3) at the outer end of the boring cutter bar (2), two locking screws (4) are arranged on the front end face of the boring cutter bar (1) along the radial direction, each locking screw (4) is arranged to correspond to one boring cutter bar (2), the inner end of each locking screw (4) abuts against the rod body of the corresponding boring cutter bar (2), a mounting groove (5) is formed in the center of the front end face of the boring cutter bar (1), a first gear disc (6) is arranged in the center of the mounting groove (5) and is coaxially arranged with the two boring cutter bars (2), sleeves (7) are fixedly arranged on the upper end face and the lower end face of the first gear disc (6), all opened the internal thread in two sleeves (7), just the internal thread of two sleeves (7) is turned to the opposite, every equal threaded mounting has screw thread post (16) in sleeve (7), screw thread post (16) top all supports corresponding boring cutter arbor (2) end, the equal fixed mounting in mounting groove (5) bottom surface of first toothed disc (6) both sides has fixed plate (8), and two fixed plate (8) symmetry sets up, every equal fixed mounting has two curb plates (9) that the symmetry set up on fixed plate (8), two rotatable pivot (10) of installing between curb plate (9), just pivot (10) all are on a parallel with boring cutter arbor (2) length direction and set up, two all fixed second toothed disc (11) with first toothed disc (6) looks meshing that are equipped with on the axis body of pivot (10).
2. The adjustable boring bar combination structure as claimed in claim 1, wherein the first gear wheel (6) and the two second gear wheel (11) are provided with scales on the upper surfaces along the circumferential direction.
3. The adjustable boring cutter bar combination structure as claimed in claim 1, wherein two supporting members (15) distributed in a Z-like shape with the first gear plate (6) are fixedly mounted in the mounting groove (5), each supporting member (15) comprises a connecting rod (13) and an arc-shaped embracing ring (14), grooves (12) corresponding to the connecting rods (13) are formed in the inner wall of the mounting groove (5), the outer ends of the connecting rods (13) are clamped into the grooves (12) and then fixed by screws, and the arc-shaped embracing rings (14) embracing the main bodies of the corresponding threaded columns (16) are fixedly mounted at the inner ends of the connecting rods (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921503954.9U CN211071876U (en) | 2019-09-11 | 2019-09-11 | Adjustable boring cutter bar combined structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921503954.9U CN211071876U (en) | 2019-09-11 | 2019-09-11 | Adjustable boring cutter bar combined structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211071876U true CN211071876U (en) | 2020-07-24 |
Family
ID=71621570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921503954.9U Active CN211071876U (en) | 2019-09-11 | 2019-09-11 | Adjustable boring cutter bar combined structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211071876U (en) |
-
2019
- 2019-09-11 CN CN201921503954.9U patent/CN211071876U/en active Active
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