CN220805598U - Reaming cutter with adjustable angle - Google Patents

Abstract

The utility model discloses an angle-adjustable reaming tool, belongs to the technical field of machining tools, and aims to solve the problem that most of reaming tools are of an integral fixed structure when the existing reaming tools are used, and the reaming tools cannot be subjected to angle adjustment so as to conveniently enlarge holes with different diameters. Through movable sleeve, retainer plate, lower bull stick, go up bull stick, accomodate the setting of groove and reaming tooth, when the reaming, the pivot can drive retainer plate and movable sleeve synchronous rotation, and then drive down bull stick and go up bull stick synchronous rotation, pivot all around down bull stick and go up bull stick and drive reaming tooth synchronous rotation to realize reaming operation, the retainer plate can be adjusted in pivoted position simultaneously, and then adjusts down bull stick and last bull stick inclination, thereby realizes the regulation to reaming diameter, when the retainer plate rises to the highest department, goes up the bull stick and is accomodate the inslot by the income.

Description

Reaming cutter with adjustable angle

Technical Field

The utility model relates to the technical field of machining tools, in particular to an angle-adjustable reaming tool.

Background

A cutter is a tool used for cutting machining in machine manufacturing, also called a cutting tool. The reaming tool is used for enlarging the original hole, and generally operates when the diameter of the original hole does not meet the use requirement.

At present, when the existing reaming tool is used, most of reaming tools are of an integrated fixing structure, and the reaming tools cannot be subjected to angle adjustment so as to conveniently enlarge holes with different diameters, so that the reaming tools with adjustable angles are needed to solve the problems.

Disclosure of utility model

In view of the problems existing in the prior art, the utility model discloses an angle-adjustable reaming cutter, which comprises a rotating shaft and a drilling head, wherein the bottom end of the rotating shaft is fixedly connected with the drilling head, the drilling head is driven to rotate when the rotating shaft rotates through the arrangement of the rotating shaft and the drilling head, a movable sleeve is sleeved on the rotating shaft, a fixed ring is fixedly connected with the upper surface of the movable sleeve, the movable sleeve can be driven to slide up and down along the rotating shaft through the arrangement of the fixed ring, connecting seats are fixedly connected around the periphery of the rotating shaft on the upper surface of the drilling head, the rotating of the lower rotating rod can be facilitated through the arrangement of the connecting seats, the lower rotating rod is connected onto the connecting seats, the top end of the lower rotating rod is connected with an upper rotating rod through the arrangement of the lower rotating rod and the upper rotating rod, the lower rotating rod and the upper rotating rod can incline when the movable sleeve moves downwards, so as to adjust the reaming diameter, the upper rotating rod can be conveniently accommodated through the arrangement of the movable sleeve and the accommodating grooves, the upper rotating rod can be conveniently accommodated, the upper rotating rod is connected with the accommodating grooves, and the lower rotating rod is connected with the upper rotating rod through the accommodating grooves, and the upper rotating rod and the reaming teeth are synchronously driven to rotate, and the reaming teeth are synchronously arranged.

As a preferable technical scheme of the utility model, through holes are formed in the movable sleeve and the fixed ring, the rotating shaft is in sliding connection with the through holes, and the movable sleeve and the fixed ring can slide up and down conveniently through the arrangement of the through holes.

As a preferable technical scheme of the utility model, a plurality of first threaded holes are formed in the periphery of the rotating shaft, second threaded holes are formed in the periphery of the fixed ring, bolts are connected with the inner threads of the second threaded holes, the bolts are connected with the first threaded holes in a threaded manner, the heights of the fixed ring can be conveniently adjusted by connecting the bolts in the second threaded holes with the first threaded holes with different heights through the arrangement of the first threaded holes, the second threaded holes and the bolts, and then the inclination angles of the lower rotating rod and the upper rotating rod can be adjusted.

As a preferable technical scheme of the utility model, the number of the reaming teeth is a plurality of reaming teeth, and the reaming teeth are equidistantly arranged.

As a preferable technical scheme of the utility model, the top end of the rotating shaft is provided with the connector, and the rotating shaft can be driven to rotate by being connected with an external driving device through the arrangement of the connector.

The utility model has the beneficial effects that: according to the utility model, through the arrangement of the movable sleeve, the fixed ring, the lower rotating rod, the upper rotating rod, the storage groove and the reaming teeth, the rotating shaft can drive the fixed ring and the movable sleeve to synchronously rotate during reaming, so that the lower rotating rod and the upper rotating rod around the rotating shaft are driven to synchronously rotate, reaming operation is realized, meanwhile, the position of the fixed ring on the rotation can be adjusted, the inclination angle of the lower rotating rod and the upper rotating rod is adjusted, the reaming diameter is adjusted, and when the fixed ring is lifted to the highest position, the upper rotating rod is stored in the storage groove.

Drawings

FIG. 1 is a schematic diagram of a front view of the present utility model before adjustment;

FIG. 2 is a schematic view of a front cross-sectional structure of the utility model before adjustment;

fig. 3 is a schematic cross-sectional front view of the present utility model after adjustment.

In the figure: 1. a rotating shaft; 2. a drilling head; 3. a movable sleeve; 4. a fixing ring; 5. a connecting seat; 6. a lower rotating rod; 7. an upper rotating rod; 8. a storage groove; 9. reaming teeth; 10. a through hole; 11. a first threaded hole; 12. a second threaded hole; 13. a bolt; 14. and (5) a connector.

Detailed Description

Example 1

As shown in fig. 1 to 3, the utility model discloses an angle-adjustable reaming cutter, the technical scheme adopted by the angle-adjustable reaming cutter comprises a rotating shaft 1 and a drilling head 2, wherein the bottom end of the rotating shaft 1 is fixedly connected with the drilling head 2, a connector 14 is arranged at the top end of the rotating shaft 1 for conveniently connecting the rotating shaft 1 with an external driving device, a movable sleeve 3 is sleeved on the rotating shaft 1 for realizing reaming operation, a fixed ring 4 is fixedly connected with the upper surface of the movable sleeve 3, through holes 10 are formed in the movable sleeve 3 and the fixed ring 4, the rotating shaft 1 and the through holes 10 are slidably connected with the upper surface of the drilling head 2, a connecting seat 5 is fixedly connected with the upper surface of the rotating shaft 1, lower rotating rods 6 are rotatably connected onto the connecting seat 5, the top ends of the lower rotating rods 6 are rotatably connected with an upper rotating rod 7, a plurality of reaming teeth 9 which are arranged at equal intervals are fixedly connected onto the outer sides of the lower rotating rods 6 and the upper rotating rods 7, a storage groove 8 is formed in the periphery of the movable sleeve 3, the top end of the upper rotating rods 7 are rotatably connected with the storage groove 8, the rotating shaft 4 is conveniently adjusted, the fixed ring 4 is fixedly connected with the rotating shaft 1 at the periphery of the first rotating rod and the second rotating rod, the first rotating rod is provided with a plurality of threaded holes 12 and the second threaded holes 11 are fixedly connected with the second threaded holes 11, and the first threaded holes 11 are fixedly connected with the first threaded holes 4 and the second threaded holes 11 and the second threaded holes 4 are fixedly connected with the first threaded holes and the second threaded holes 13.

The working principle of the utility model is as follows: when the reaming cutter is used for reaming operation, the connector 14 is firstly utilized to be connected with an external driving device, the rotating shaft 1 and the drilling head 2 are driven to rotate when the external driving device is started, the rotating shaft 1 drives the fixed ring 4 and the movable sleeve 3 to synchronously rotate, and then the connecting seat 5, the lower rotating rod 6 and the upper rotating rod 7 are driven to synchronously rotate, the lower rotating rod 6 and the upper rotating rod 7 around the rotating shaft 1 drive the reaming teeth to synchronously rotate 9, so that reaming operation is realized, when the angle of the reaming cutter is required to be adjusted to adjust the reaming diameter, the bolt 13 in the second threaded hole 12 is moved out of the first threaded hole 11 of the retainer ring, the fixed ring 4 is downwards moved through the through hole 10, the bolt 13 in the second threaded hole 12 is connected with the first threaded hole 11 below, and therefore the position of the fixed ring 4 on the rotating shaft 1 is adjusted, and the lower rotating rod 6 and the upper rotating rod 7 are inclined outwards at the moment, and the reaming diameter of the reaming teeth 9 can be increased.

The mechanical connection according to the utility model is a customary practice adopted by the person skilled in the art, and the technical teaching can be obtained by a limited number of tests, which belongs to the common general knowledge.

The components not described in detail herein are prior art.

Although the specific embodiments of the present utility model have been described in detail, the present utility model is not limited to the above embodiments, and various changes and modifications without inventive labor may be made within the scope of the present utility model without departing from the spirit of the present utility model, which is within the scope of the present utility model.

Claims (5)

1. An angle-adjustable reaming cutter, which is characterized in that: including pivot (1) and drilling head (2), the bottom fixedly connected with drilling head (2) of pivot (1), the cover has movable sleeve (3) on pivot (1), the upper surface fixedly connected with retainer plate (4) of movable sleeve (3), the upper surface of drilling head (2) is located all around fixedly connected with connecting seat (5) of pivot (1), all rotate on connecting seat (5) and be connected with down bull stick (6), the top rotation of bull stick (6) is connected with bull stick (7) down, accomodate groove (8) have all been seted up around movable sleeve (3), the top of going up bull stick (7) is connected with accomodate groove (8) rotation, the equal fixedly connected with reaming tooth (9) in the outside of bull stick (6) and last bull stick (7) down.

2. An adjustable angle reaming tool according to claim 1, wherein: through holes (10) are formed in the movable sleeve (3) and the fixed ring (4), and the rotating shaft (1) is in sliding connection with the through holes (10).

3. An adjustable angle reaming tool according to claim 1, wherein: a plurality of first threaded holes (11) are formed in the periphery of the rotating shaft (1), second threaded holes (12) are formed in the periphery of the fixed ring (4), bolts (13) are connected with the inner threads of the second threaded holes (12), and the bolts (13) are in threaded connection with the first threaded holes (11).

4. An adjustable angle reaming tool according to claim 1, wherein: the number of the reaming teeth (9) is multiple, and the reaming teeth (9) are equidistantly arranged.

5. An adjustable angle reaming tool according to claim 1, wherein: the top of the rotating shaft (1) is provided with a connector (14).