CN212822777U

CN212822777U - Machining device for positioning center hole

Info

Publication number: CN212822777U
Application number: CN202021167635.8U
Authority: CN
Inventors: 伊志东; 李春兴; 刘亚博; 骆长锟
Original assignee: Chengde Jianlong Special Steel Co Ltd
Current assignee: Chengde Jianlong Special Steel Co Ltd
Priority date: 2020-06-22
Filing date: 2020-06-22
Publication date: 2021-03-30
Anticipated expiration: 2030-06-22

Abstract

The utility model discloses a processingequipment of location centre bore relates to material processing technology field. The machining device comprises a workbench, V-shaped iron and a stop block, wherein a bench drill is arranged on one side of the workbench, and an installation groove is formed in the workbench along the axial direction of a drill bit of the bench drill; the V-shaped iron is arranged on the workbench, and the central line of the V-shaped iron is superposed with the axis of the mounting groove and used for supporting a workpiece to be machined; the dog is slided and is located the mounting groove, treats that machined part one end and drill bit butt, the other end can with the dog butt. The utility model provides a processingequipment of location centre bore through the dog and the common fixed axial position of treating the machined part of drill bit, need not the dress card, easy operation, and the diameter of treating the machined part is not restricted. The dog is slided and is located in the mounting groove to the adaptation is treated the machined part of different length, and the suitability is strong. Meanwhile, the processing device does not need professional technicians, is high in processing efficiency and low in labor intensity, and reduces potential safety hazards of operators.

Description

Machining device for positioning center hole

Technical Field

The utility model relates to a material processing technology field especially relates to a processingequipment of location centre bore.

Background

The positioning center hole is used as a technological reference of the shaft part and used for clamping, positioning, inspecting and assembling in the whole technological process, and the first procedure of the production line is mostly to process the positioning center hole.

At present, the drilling of the central holes of the bolt and the shaft is completed by a lathe, the clamping time is long, the speed is slow, the labor intensity of an operator is high, potential safety hazards exist in the rotation of workpieces, and the diameter of a main shaft of the lathe limits the processing range of the workpieces such as the shaft and the bolt.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a processingequipment of location centre bore, this processingequipment easy operation, machining efficiency are high, and can satisfy the processing of treating the machined part of major diameter.

To achieve the purpose, the utility model adopts the following technical proposal:

a machining device for positioning a center hole, comprising:

the drilling machine comprises a workbench, wherein a bench drill is arranged on one side of the workbench, and an installation groove is formed in the workbench along the axial direction of a drill bit of the bench drill;

the V-shaped iron is arranged on the workbench, and the center line of the V-shaped iron is superposed with the axis of the mounting groove and used for supporting a workpiece to be machined;

the stop block is arranged in the mounting groove in a sliding mode, one end of the workpiece to be machined is abutted to the drill bit, and the other end of the workpiece to be machined can be abutted to the stop block.

Optionally, the processing device further comprises a chute, the chute is arranged in the mounting groove, the position of the chute in the mounting groove is adjustable, and the stop block is arranged in the chute.

Optionally, the position of the stop within the chute is adjustable.

Optionally, a fixing assembly is further arranged on the workbench, the fixing assembly is arranged between the V-shaped iron and the stop block, and the fixing assembly is used for fixing the radial position of the workpiece to be machined.

Optionally, the fixing assembly comprises a fixing frame and a pressing handle, the fixing frame is arranged on one side of the workbench, the pressing handle is rotatably connected with the fixing frame, and the pressing handle is used for fixing the radial position of the workpiece to be machined.

Optionally, a pressing groove is formed in the pressing handle, and the pressing groove is matched with the circumference of the workpiece to be processed for pressing the workpiece to be processed.

Optionally, a plurality of V-shaped grooves are formed in the V-shaped iron, the V-shaped grooves are respectively formed in a plurality of surfaces of the V-shaped iron, and each V-shaped groove corresponds to one specification of the workpiece to be machined.

Optionally, each of the two sides of the V-shaped groove is provided with a positioning step, and the positioning steps are clamped with the mounting groove.

Optionally, a plurality of groups of first threaded holes are formed in the mounting groove, a group of second threaded holes are formed in the sliding groove, and the sliding groove is fixedly connected with the mounting groove through a first bolt.

Optionally, both sides wall of spout all is provided with the first fixed orifices of multiunit, the both sides correspondence of dog is provided with a set of second fixed orifices, the dog pass through the fixed pin with spout fixed connection.

The utility model has the advantages that:

the utility model provides a processingequipment of location centre bore sets up the bench drill in one side of workstation, is provided with the mounting groove on the workstation, and in the mounting groove was located to the dog cunning, the one end of treating the machined part and the drill bit butt of bench drill, the other end can with the dog butt. And a workpiece to be machined is drilled with a center hole through a drill bit, the other end of the workpiece is positioned through a stop block, and the middle of the workpiece to be machined is supported through V-shaped iron. The utility model provides a processingequipment of location centre bore through the dog and the common fixed axial position of treating the machined part of drill bit, need not the dress card, easy operation, and the diameter of treating the machined part is not restricted. The dog is slided and is located in the mounting groove to the adaptation is treated the machined part of different length, and the suitability is strong. Meanwhile, the processing device does not need professional technicians, is high in processing efficiency and low in labor intensity, and reduces potential safety hazards of operators.

Drawings

Fig. 1 is a front view of a machining device for positioning a center hole according to an embodiment of the present invention;

fig. 2 is a top view of a processing device for positioning a center hole according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a V-shaped iron according to an embodiment of the present invention.

In the figure:

1. a work table; 2. bench drilling; 3. v-shaped iron; 4. a stopper; 5. a chute; 6. a fixing assembly; 7. a workpiece to be processed;

11. mounting grooves; 21. a drill bit; 22. a handle; 31. positioning a step; 51. a first fixing hole; 61. a fixed mount; 62. pressing the handle;

111. a first threaded hole.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the technical solution of the present invention will be further explained by combining the drawings and by means of the specific implementation manner.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", and the like are used in the orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

As shown in fig. 1 and 2, the present embodiment provides a machining apparatus for positioning a center hole, which includes a table 1, a V-shaped iron 3, and a stopper 4. A table drill 2 is provided on one side of a table 1, and a mounting groove 11 is provided on the table 1 along the axial direction of a drill 21 of the table drill 2. The V-shaped iron 3 is arranged on the workbench 1, and the central line of the V-shaped iron 3 coincides with the axis of the mounting groove 11 and is used for supporting the workpiece 7 to be machined. The stop block 4 is arranged in the mounting groove 11 in a sliding manner, one end of the workpiece 7 to be machined is abutted against the drill bit 21, and the other end of the workpiece can be abutted against the stop block 4.

The machining device for positioning the center hole provided by the embodiment is characterized in that the bench drill 2 is arranged on one side of the workbench 1, the workbench 1 is provided with the mounting groove 11, the stop block 4 is slidably arranged in the mounting groove 11, one end of the workpiece 7 to be machined is abutted to the drill bit 21 of the bench drill 2, and the other end of the workpiece can be abutted to the stop block 4. A workpiece 7 to be machined is drilled with a central hole through a drill 21, the other end of the workpiece is positioned through a stop block 4, and the middle of the workpiece is supported through a V-shaped iron 3. The utility model provides a processingequipment of location centre bore through dog 4 and the common fixed axial position of treating machined part 7 of drill bit 21, need not the dress card, easy operation, and the diameter of treating machined part 7 is not restricted. The stop block 4 is arranged in the mounting groove 11 in a sliding mode so as to adapt to workpieces 7 to be machined with different lengths, and applicability is high. Meanwhile, the processing device does not need professional technicians, is high in processing efficiency and low in labor intensity, and reduces potential safety hazards of operators.

In this embodiment, the bench drill 2 includes a spindle for mounting the drill bit 21, a motor for rotating the spindle, and a handle 22. The axis of the spindle is parallel to the ground and the handle 22 is used to adjust the distance between the drill bit 21 and the member 7 to be machined. The member to be machined 7 is a bolt or a shaft.

Optionally, the processing device further includes a sliding groove 5, the sliding groove 5 is disposed in the mounting groove 11, a position of the sliding groove 5 in the mounting groove 11 is adjustable, and the stopper 4 is disposed in the sliding groove 5. The position of the stop 4 in the chute 5 is adjustable. The chute 5 is arranged, so that the machining device can machine the workpiece to be machined 7 with longer length, and the application universality of the machining device is further improved.

Specifically, as shown in fig. 1 and fig. 2, a plurality of sets of first threaded holes 111 are provided in the mounting groove 11, a set of second threaded holes (not shown in the figure) are provided in the sliding chute 5, and the sliding chute 5 is fixedly connected to the mounting groove 11 through a first bolt. Both sides wall of spout 5 all is provided with multiunit first fixed orifices 51, and the both sides of dog 4 correspond and are provided with a set of second fixed orifices (not shown in the figure), and dog 4 passes through fixed pin and spout 5 fixed connection. In this embodiment, the second threaded hole at the bottom of the sliding slot 5, the corresponding first threaded hole 111 in the mounting groove 11 and the first bolt fix the positions of the sliding slot 5 and the mounting groove 11, and the first fixing hole 51 at both sides of the sliding slot 5, the second fixing hole at both sides of the stopper 4 and the fixing pin fix the stopper 4 and the sliding slot 5. When the tool is used, the specification of the V-shaped groove is selected according to the shaft diameter of a workpiece 7 to be machined, the position of the sliding groove 5 in the installation groove 11 and the position of the stop block 4 in the sliding groove 5 are adjusted according to the length of the workpiece 7 to be machined, the sliding groove 5 is fixed with the installation groove 11 after adjustment, and the stop block 4 is fixed with the sliding groove 5.

In another optional embodiment of the present invention, third threaded holes are disposed on both side walls of the sliding slot 5, and the stop block 4 is clamped and fixed by the third threaded holes and the second bolts on both sides of the sliding slot 5. There is no need to rework the second fixing hole on the stopper 4.

Preferably, a fixing assembly 6 is further arranged on the workbench 1, the fixing assembly 6 is arranged between the V-shaped iron 3 and the stop block 4, and the fixing assembly 6 is used for fixing the radial position of the workpiece 7 to be processed. Specifically, the fixing assembly 6 comprises a fixing frame 61 and a pressing handle 62, the fixing frame 61 is arranged on one side of the workbench 1, the pressing handle 62 is rotatably connected with the fixing frame 61, and the pressing handle 62 is used for fixing the radial position of the workpiece 7 to be machined. In the present embodiment, the member to be processed 7 is supported by two V-shaped irons 3, and the fixing assembly 6 is disposed between the two V-shaped irons 3. The fixed frame 61 is provided on the opposite side to the standing position when the operator operates. One end of the fixing frame 61 is fixedly connected with the workbench 1, and the other end is provided with a hinge hole. One end of the pressing handle 62 is rotatably connected with the hinge hole, and the operator presses the pressing handle 62 against the member to be processed 7 or lifts the pressing handle 62 through the other end of the pressing handle 62.

Of course, in other embodiments, the fixing member 6 may not be provided. Place bolt or axle on V type iron 3, the rear end top is on dog 4, and press on the other hand and wait to process bolt or axle, wave handle 22 on the other hand and drill, the material irrotational, not only safety, labour saving and time saving again.

Specifically, the pressing handle 62 is provided with a pressing groove, and the pressing groove is matched with the circumference of the workpiece 7 to be processed for pressing the workpiece 7 to be processed. In the present embodiment, the pressing groove is provided at a position corresponding to the axis of the mounting groove 11, and the pressing groove is adapted to the circumference of the member to be processed 7, so that the pressing handle 62 can fix the member to be processed 7 in the radial direction after contacting the member to be processed 7.

Optionally, as shown in fig. 3, a plurality of V-shaped grooves are provided on the V-shaped iron 3, the V-shaped grooves are respectively provided on a plurality of surfaces of the V-shaped iron 3, and each V-shaped groove corresponds to one specification of the workpiece 7 to be machined. In this embodiment, four V-shaped grooves are provided on one V-shaped iron 3, and four V-shaped grooves are provided on four surfaces of the V-shaped iron 3, respectively. One V-shaped iron 3 is suitable for the parts 7 to be machined with four specifications, so that the number of the V-shaped irons 3 is reduced, and the machining and manufacturing cost of the V-shaped irons 3 is reduced. Of course, in other embodiments, the number of the V-grooves may be set according to the shape of the V-iron 3.

In the present embodiment, when processing workpieces 7 to be processed with different diameters, the V-shaped groove of the V-shaped iron 3 is adapted to the height of the drill 21 without adjusting the distance from the drill 21 to the table 1. In this embodiment, the height H of the V-shaped iron 3 is 100mm, the center height H1 of the drill 21 is 103mm, and four specifications of the to-be-processed member 7 to which the V-shaped iron 3 is applied are: d1-45 mm, D2-50 mm, D3-55 mm, and D4-60 mm.

Preferably, both sides of each V-shaped groove are provided with a positioning step 31, and the positioning steps 31 are clamped with the mounting grooves 11. In this embodiment, V type iron 3 is fixed with mounting groove 11 joint, easy operation, and the position is easily adjusted.

The use method of the processing device for positioning the central hole provided by the embodiment comprises the following steps:

firstly, selecting a corresponding V-shaped groove according to the shaft diameter of a bolt or a shaft to be processed, then adjusting the position of the chute 5 in the mounting groove 11 and the position of the stop block 4 in the chute 5 according to the length of the bolt or the shaft to be processed, fixing the chute 5 and the mounting groove 11 by using a first bolt after the adjustment, and fixing the stop block 4 and the chute 5 by using a fixing pin. After the fixing, the operator presses the pressing handle 62 with one hand, shakes the handle 22 of the bench drill 2 with the other hand to drill, and the workpiece 7 is not rotated, so that the operation is safe and labor-saving.

The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.

Claims

1. A machining device for locating a central hole, comprising:

the drilling machine comprises a workbench (1), wherein a bench drill (2) is arranged on one side of the workbench (1), and a mounting groove (11) is formed in the workbench (1) along the axial direction of a drill bit (21) of the bench drill (2);

the V-shaped iron (3) is arranged on the workbench (1), and the central line of the V-shaped iron (3) is superposed with the axis of the mounting groove (11) and is used for supporting a workpiece (7) to be machined;

the stop block (4) is arranged in the mounting groove (11) in a sliding mode, one end of the workpiece to be machined (7) is abutted to the drill bit (21), and the other end of the workpiece to be machined can be abutted to the stop block (4).

2. The machining device for positioning the central hole is characterized by further comprising a sliding groove (5), wherein the sliding groove (5) is arranged in the mounting groove (11), the position of the sliding groove (5) in the mounting groove (11) is adjustable, and the stop block (4) is arranged in the sliding groove (5).

3. A machining device for positioning a central hole according to claim 2, characterized in that the position of the stop (4) in the slide groove (5) is adjustable.

4. The machining device for positioning the central hole is characterized in that a fixing assembly (6) is further arranged on the workbench (1), the fixing assembly (6) is arranged between the V-shaped iron (3) and the stop block (4), and the fixing assembly (6) is used for fixing the radial position of the workpiece (7) to be machined.

5. The machining device for positioning the central hole is characterized in that the fixing assembly (6) comprises a fixing frame (61) and a pressing handle (62), the fixing frame (61) is arranged on one side of the workbench (1), the pressing handle (62) is rotatably connected with the fixing frame (61), and the pressing handle (62) is used for fixing the radial position of the workpiece (7) to be machined.

6. The machining device for positioning the central hole is characterized in that the pressing handle (62) is provided with a pressing groove which is matched with the circumference of the workpiece to be machined (7) for pressing the workpiece to be machined (7).

7. The machining device for positioning the central hole according to any one of claims 1 to 6, wherein a plurality of V-shaped grooves are formed in the V-shaped iron (3), the V-shaped grooves are respectively formed in a plurality of surfaces of the V-shaped iron (3), and each V-shaped groove corresponds to one specification of the workpiece (7) to be machined.

8. The machining device for positioning the central hole is characterized in that two sides of each V-shaped groove are provided with positioning steps (31), and the positioning steps (31) are clamped with the mounting grooves (11).

9. The machining device for positioning the central hole is characterized in that a plurality of groups of first threaded holes (111) are formed in the mounting groove (11), a group of second threaded holes are formed in the sliding groove (5), and the sliding groove (5) is fixedly connected with the mounting groove (11) through a first bolt.

10. The machining device for positioning the central hole is characterized in that two side walls of the sliding groove (5) are provided with a plurality of groups of first fixing holes (51), two sides of the stop block (4) are correspondingly provided with a group of second fixing holes, and the stop block (4) is fixedly connected with the sliding groove (5) through a fixing pin.