CN219703544U

CN219703544U - Boring head adjusting device of boring and milling machine

Info

Publication number: CN219703544U
Application number: CN202321195781.5U
Authority: CN
Inventors: 施德财
Original assignee: Zhuanghe Haiyang Mechanical Manufacturing Co ltd
Current assignee: Zhuanghe Haiyang Mechanical Manufacturing Co ltd
Priority date: 2023-05-17
Filing date: 2023-05-17
Publication date: 2023-09-19
Anticipated expiration: 2033-05-17

Abstract

The utility model belongs to the technical field of boring and milling machines, in particular to a boring and milling machine boring head adjusting device, which comprises a bottom plate; the vertical carriage that is fixed with in top of bottom plate, the cylinder is equipped with at the top of carriage, the sliding hole has been seted up in the carriage, and the sliding is provided with the connecting rod in the sliding hole, the action bars bottom at the cylinder is fixed to the one end of connecting rod, through rotatory torsion axle, can realize the rotation of second bevel gear, drive first bevel gear and rotate, thereby realize the rotation of hollow tube, under the cooperation of internal screw thread, simultaneously under the spacing cooperation of gag lever post to lifting screw rod, reverse promotion lifting screw rod reciprocates, drive the joint piece that lifting screw rod bottom carries out the altitude mixture control, thereby realize the altitude mixture control to the boring cutter, can simply swift realization adjust the extension state of boring cutter, can be more convenient for to work piece reaming operation, the adjustment mode is simple convenient, can continuity realize reaming operation.

Description

Boring head adjusting device of boring and milling machine

Technical Field

The utility model belongs to the technical field of boring and milling machines, and particularly relates to a boring and milling machine boring head adjusting device.

Background

The boring tool is a boring tool, generally a round handle, and also has a square cutter bar for a larger workpiece, and the most common occasions are inner hole machining, reaming, profiling and the like, and the boring tool is a tool which is provided with one or two cutting parts and is specially used for carrying out rough machining, semi-finish machining or finish machining on the existing hole.

Among the prior art, an adjustable boring cutter subassembly for on bull milling machine of bulletin number is CN206747613U, including boring cutter head, boring bar is vertical to be set up, and boring bar's one end links to each other with drive arrangement, evenly offered a plurality of cutter holes perpendicular with the axis of cutter arbor on boring cutter head's the periphery, from the top down overlaps in proper order on the boring bar and is equipped with a plurality of boring cutter heads, there is the spacer between the adjacent boring cutter head, and boring cutter corresponds with the working face of cylinder liner with the position, and boring cutter is adjustable state after the efficiency and the accuracy of boring improve greatly, and its installation adaptation can improve to a certain extent, can better application.

The boring cutter in the prior art is one of boring cutters and is used for inner hole machining and reaming, when the boring cutter is used, the depth of the boring cutter is not easy to adjust, the cutter needs to be replaced in a reciprocating mode, the reaming effect is affected, and simultaneously reaming operation cannot be continuously realized; therefore, a boring head adjusting device of a boring and milling machine is provided for solving the problems.

Disclosure of Invention

In order to overcome the defects in the prior art, solve the problems that the depth of a boring cutter is not easy to adjust, the cutter needs to be replaced in a reciprocating mode, the reaming effect is affected, and reaming operation cannot be realized continuously at the same time, the boring head adjusting device of the boring and milling machine is provided.

The technical scheme adopted for solving the technical problems is as follows: the utility model relates to a boring head adjusting device of a boring and milling machine, which comprises a bottom plate; the top side of the bottom plate is vertically fixed with a sliding frame, the top of the sliding frame is provided with a cylinder, a sliding hole is formed in the sliding frame, a connecting rod is slidably arranged in the sliding hole, one end of the connecting rod is fixed at the bottom end of an acting rod of the cylinder, and the other end of the connecting rod is provided with a rotating motor;

the output end of the rotating motor is provided with a movable cylinder, the inner wall of the middle part of the movable cylinder is fixed with a fixed plate, a through hole is arranged in the fixed plate, a hollow pipe is arranged in the through hole through a bearing, the outer side of the hollow pipe is sleeved with a first conical gear, the inner side of the hollow pipe is provided with an internal thread, the hollow pipe is internally provided with a lifting screw rod in a rotating mode, the bottom end of the lifting screw rod is connected with a clamping block in a matched rotation mode through a bearing, and the clamping block is provided with a boring cutter in a clamping mode.

Preferably, a clamping groove is formed in the top end of the boring cutter, and the clamping block is matched and clamped in the clamping groove.

Preferably, the edge of the limiting rod is vertically provided with a guide groove, the inner wall of the movable barrel is fixedly provided with the limiting rod, and one end of the limiting rod is clamped in the guide groove.

Preferably, a torsion shaft is rotatably arranged on the side wall of the middle part of the movable cylinder, one end of the torsion shaft is provided with a second bevel gear, the second bevel gear is meshed with the first bevel gear, and the position of the lifting screw rod can be adjusted in a matched mode.

Preferably, an extrusion shaft is rotatably arranged on the side wall of the bottom of the movable cylinder, an extrusion head is fixed at the end part of the extrusion shaft, the end face of the extrusion head is a spiral curved surface, the end face of the extrusion head is tangential to the outer wall of the boring cutter, and the side face of the boring cutter can be rotationally fixed in the rotation process of the extrusion head.

Preferably, the top side of the bottom plate is provided with a movable bracket, and the movable bracket can be provided with a movable clamp in a matching way.

The utility model has the beneficial effects that:

the utility model provides a boring head adjusting device of a boring and milling machine, which is used for realizing the rotation of a second bevel gear and driving a first bevel gear to rotate by rotating a torsion shaft when the bore diameters with different depths are needed to be turned and milled in order to realize the better matching reaming operation.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:

FIG. 1 is an overall perspective view;

FIG. 2 is a first perspective view of the interior of the movable barrel;

FIG. 3 is a second perspective view of the interior of the movable barrel;

FIG. 4 is a perspective view of a lift screw;

FIG. 5 is a block diagram of area A in FIG. 3;

legend description:

1. a bottom plate; 2. a movable bracket; 3. a carriage; 4. a slide hole; 5. a cylinder; 6. a connecting rod; 7. a rotating electric machine; 8. a movable cylinder; 9. boring cutter; 10. a fixing plate; 11. a hollow tube; 12. a first bevel gear; 13. a second bevel gear; 14. a torsion shaft; 15. lifting the screw rod; 16. matching with a bearing; 17. a clamping block; 18. a limit rod; 19. a guide groove; 20. an extrusion head; 21. the shaft is pressed.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Specific examples are given below.

Referring to fig. 1-4, the utility model provides a boring head adjusting device of a boring and milling machine, which comprises a bottom plate 1; the top side of the bottom plate 1 is vertically fixed with a sliding frame 3, the top of the sliding frame 3 is provided with a cylinder 5, a sliding hole is formed in the sliding frame 3, a connecting rod 6 is slidably arranged in the sliding hole, one end of the connecting rod 6 is fixed at the bottom end of an action rod of the cylinder 5, and the other end of the connecting rod 6 is provided with a rotating motor 7;

the output end of the rotating motor 7 is provided with a movable cylinder 8, a fixed plate 10 is fixed on the inner wall of the middle part of the movable cylinder 8, a through hole is formed in the fixed plate 10, a hollow pipe 11 is arranged in the through hole through a bearing, a first conical gear 12 is sleeved outside the hollow pipe 11, an internal thread is arranged on the inner side of the hollow pipe 11, a lifting screw rod 15 is rotatably arranged in the hollow pipe 11, the bottom end of the lifting screw rod 15 is connected with a clamping block 17 through bearing matching rotation, a boring cutter 9 is clamped on the clamping block 17, a clamping groove is formed in the top end of the boring cutter 9, and the clamping block 17 is matched and clamped in the clamping groove.

The guide way 19 has been vertically seted up at the edge of gag lever post 18, the inner wall of movable tube 8 is fixed with gag lever post 18, and the one end card of gag lever post 18 is established in guide way 19, the middle part lateral wall rotation of movable tube 8 is installed and is twisted movable shaft 14, twist movable shaft 14's one end is equipped with second bevel gear 13, second bevel gear 13 and first bevel gear 12 intermeshing, and the during operation, the boring cutter is one kind of boring cutter, generally round handle, also has bigger work piece to use square cutter arbor, and the occasion that most uses is hole processing, reaming, profile modeling etc. when the boring cutter uses, the degree of depth of boring cutter is difficult to be adjusted, when carrying out reaming operation, needs reciprocal change boring cutter, and in order better cooperation reaming operation, when needing to turn-mill the aperture of different degree of depth, through rotatory twist movable shaft 14, can realize second bevel gear 13's rotation, drive first bevel gear 12 to realize hollow tube 11's rotation, under hollow tube 11 rotation, under the cooperation of internal thread, simultaneously promotes the lifting lever 18 and carries out the adjustment mode of the high-speed limit screw 15 under the cooperation of lifting lever 15, thereby can realize the adjustment of the boring cutter bar 9 under the promotion condition that the reverse-direction is convenient, the adjustment of the high-speed of the boring cutter is convenient, the realization is convenient to realize the adjustment of the bottom of the boring cutter 9.

Referring to fig. 5, an extrusion shaft 21 is rotatably mounted on the bottom side wall of the movable cylinder 8, an extrusion head 20 is fixed at the end of the extrusion shaft 21, the end surface of the extrusion head 20 is a spiral curved surface, the end surface of the extrusion head 20 is tangent to the outer wall of the boring cutter 9, and when the boring cutter 9 is adjusted in height position during operation, the extrusion head 20 can be driven to rotate by rotating the extrusion shaft 21 in order to ensure the position stability of the boring cutter 9 after adjustment, and as the end surface of the extrusion head 20 is a spiral curved surface, the contact point between the spiral curved surface and the boring cutter 9 can be adjusted during the rotation of the extrusion head 20, so that the extrusion fixation of the boring cutter 9 is finally realized, and the boring cutter 9 can be adjusted and then fixed in a matching manner.

Further, the top side of the bottom plate 1 is provided with a movable bracket 2, and the movable bracket 2 is provided with a movable clamp in a matching manner, so that the workpiece can be fixedly lifted in a matching manner.

When the boring tool is used, the boring tool is a boring tool, the boring tool is generally round in handle, a larger workpiece is also used, the most common occasions are inner hole machining, reaming, profiling and the like, when the boring tool is used, the depth of the boring tool is not easy to adjust, when the boring tool is used, the boring tool needs to be replaced reciprocally, in order to better match the reaming operation, when the bore with different depths is needed to be turned and milled, the rotation of 13 can be realized through the rotation 14, the rotation of 12 is driven, so that the rotation of 11 is realized, under the matching of internal threads, the limit matching of 18 pairs of 15 is realized, the 15 is reversely pushed to move up and down, the height of 17 at the bottom of 15 is driven to be adjusted, the height adjustment of 9 is realized, the extension state of 9 can be adjusted simply and quickly, the reaming operation of the workpiece can be more convenient, and the adjustment mode is simple and convenient.

Working principle: when the boring cutter is used, the depth of the boring cutter is not easy to adjust, the boring cutter needs to be replaced in a reciprocating manner during reaming operation, in order to better match the reaming operation, when the aperture with different depths needs to be turned and milled, the torsion shaft 14 is rotated, the second bevel gear 13 can be rotated to drive the first bevel gear 12 to rotate, so that the hollow pipe 11 is rotated, under the matching of internal threads, the lifting screw rod 15 is reversely pushed to move up and down under the limiting matching of the limiting rod 18 to the lifting screw rod 15, and the clamping block 17 at the bottom of the lifting screw rod 15 is driven to adjust the height of the boring cutter 9, so that the extension state of the boring cutter 9 can be adjusted simply and rapidly, the workpiece reaming operation can be more conveniently carried out, and the adjustment mode is simple and convenient;

after the height position of the boring cutter 9 is adjusted, in order to ensure the position stability of the boring cutter 9 after adjustment, the extrusion shaft 21 is rotated to drive the extrusion head 20 to rotate, and as the end surface of the extrusion head 20 is a spiral curved surface, the contact point between the spiral curved surface and the boring cutter 9 can be adjusted in the rotation process of the extrusion head 20, and finally, the boring cutter 9 can be extruded and fixed, and the boring cutter 9 can be adjusted and fixed in a matched manner.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims.

Claims

1. A boring head adjusting device of a boring and milling machine is characterized in that: comprises a bottom plate (1); the sliding frame (3) is vertically fixed on the top side of the bottom plate (1), the air cylinder (5) is assembled on the top of the sliding frame (3), a sliding hole is formed in the sliding frame (3), a connecting rod (6) is slidably arranged in the sliding hole, one end of the connecting rod (6) is fixed at the bottom end of an action rod of the air cylinder (5), and a rotating motor (7) is arranged at the other end of the connecting rod (6);

the rotary motor (7) is characterized in that the movable cylinder (8) is arranged at the output end of the rotary motor (7), a fixed plate (10) is fixed on the inner wall of the middle part of the movable cylinder (8), a through hole is formed in the fixed plate (10), a hollow pipe (11) is arranged in the through hole through a bearing, a first bevel gear (12) is sleeved on the outer side of the hollow pipe (11), an internal thread is formed in the inner side of the hollow pipe (11), a lifting screw rod (15) is rotatably arranged in the hollow pipe (11), a clamping block (17) is connected to the bottom end of the lifting screw rod (15) through bearing matching rotation, and a boring cutter (9) is clamped on the clamping block (17).

2. The boring head adjusting device of a boring and milling machine according to claim 1, wherein: the top end of the boring cutter (9) is provided with a clamping groove, and the clamping block (17) is matched and clamped in the clamping groove.

3. The boring head adjusting device of a boring and milling machine according to claim 2, wherein: the edge of the limiting rod (18) is vertically provided with a guide groove (19), the limiting rod (18) is fixed on the inner wall of the movable barrel (8), and one end of the limiting rod (18) is clamped in the guide groove (19).

4. A boring head adjusting apparatus for a boring and milling machine as claimed in claim 3, wherein: the middle side wall of the movable barrel (8) is rotatably provided with a torsion shaft (14), one end of the torsion shaft (14) is provided with a second bevel gear (13), and the second bevel gear (13) is meshed with the first bevel gear (12).

5. The boring head adjusting device of a boring and milling machine according to claim 4, wherein: the bottom side wall of the movable barrel (8) is rotatably provided with an extrusion shaft (21), the end part of the extrusion shaft (21) is fixedly provided with an extrusion head (20), the end surface of the extrusion head (20) is a spiral curved surface, and the end surface of the extrusion head (20) is tangent with the outer wall of the boring cutter (9).

6. The boring head adjusting device of a boring and milling machine according to claim 5, wherein: the movable bracket (2) is arranged on the top side of the bottom plate (1), and the movable bracket (2) is provided with a movable clamp in a matched mode.