CN215941552U - Reaming device - Google Patents

Abstract

The utility model relates to the technical field of machining, in particular to a reaming device which comprises a base, wherein a cover body is connected to the base in a sliding manner, vertical positioning rods are fixedly arranged at two ends of the cover body and are connected with the base in a sliding manner, a supporting spring I is sleeved between the base and the cover body on each vertical positioning rod, a workpiece is arranged in the cover body, a clamping mechanism is arranged on the side surface of the workpiece, a fixing frame is fixedly arranged on the upper surface of the base, a lead screw is arranged on each fixing frame, an installation block is arranged at one end of the lead screw, and a drill bit is arranged in each installation block, the vibration is prevented in the reaming process, and the quality of a finished product after the reaming of the workpiece is ensured.

Description

Reaming device

Technical Field

The utility model relates to the technical field of machining, in particular to a hole expanding device.

Background

The reaming device can be used in the process of machining parts, the traditional reaming device is simple in overall structure design, is inconvenient to install and fixes workpieces, cannot provide clamping for workpieces of different types, and clamping equipment needs to be replaced for different workpieces, so that the larger and more difficult the workpiece is, the workpiece is easy to shake in the reaming process, and the quality of finished products after reaming of the workpieces is influenced.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a reaming device to solve the above problems of the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme:

a hole expanding device comprises a base, wherein a cover body is connected to the base in a sliding manner, vertical positioning rods are fixedly mounted at two ends of the cover body and are connected with the base in a sliding manner, a first supporting spring is sleeved between the base and the cover body on each vertical positioning rod, a workpiece is arranged in the cover body, a clamping mechanism is arranged on the side surface of the workpiece and comprises an outer arc plate and an inner arc plate, a fixed plate is fixedly mounted on the inner side of the outer arc plate, a movable frame is connected to the side surface of the fixed plate in a sliding manner, an inner arc plate is fixedly connected to one end of the movable frame, a second supporting spring is sleeved between the fixed plate and the inner arc plate on the movable frame, a groove is formed in the other end of the movable frame, guide rods are symmetrically mounted between the outer arc plate and the fixed plate, guide plates are connected to the guide rods in a sliding manner, positioning balls are arranged on the guide plates, and a third supporting spring is sleeved between the guide rods and the outer arc plate, the fixed surface installs the mount on the base, installs the lead screw on the mount, and the one end fixedly connected with installation piece of lead screw, the inside drill bit that is provided with of installation piece.

Further: the base is rotatably connected with a movable rod, the upper surface of the cover body is provided with an arc-shaped groove, and the arc-shaped groove is connected with the top end of the movable rod in a sliding mode.

Further: and a through hole is formed in the position, opposite to the drill bit, of the cover body.

Further: the top end of the lead screw is fixedly connected with a disc, and push rods are symmetrically arranged on the side face of the disc.

Further: the surface of the push rod is provided with anti-skid grains.

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects: this device overall structure reasonable in design adopts gliding connected mode, be convenient for install and fix the work piece, through setting up clamping mechanism, no matter which direction's effort is exerted to the internal arc of work piece, supporting spring two takes place elastic deformation with supporting spring three and advances the work piece card, and when the shape of work piece, the size of volume is different, can both press from both sides it tightly, and the volume is big more fixed degree tight more in addition, prevent to take place to rock at reaming in-process, guarantee the off-the-shelf quality of work piece reaming back.

Drawings

FIG. 1 is a schematic diagram of a reaming device;

FIG. 2 is a schematic perspective view of a disk in a reaming device;

FIG. 3 is a schematic top plan view of a clamping mechanism of a reaming device;

fig. 4 is a partial schematic view of a clamping mechanism in a reaming apparatus.

The reference numerals in the schematic drawings illustrate: the device comprises a base 1, a cover body 2, a vertical positioning rod 3, a first supporting spring 4, a movable rod 5, a workpiece 6, a fixed frame 7, a lead screw 8, a mounting block 9, a drill bit 10, a disc 11, a push rod 12, an outer arc-shaped plate 13, a fixed plate 14, a movable frame 15, a second supporting spring 16, an inner arc-shaped plate 17, a groove 18, a positioning ball 19, a guide plate 20, a guide rod 21 and a third supporting spring 22.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments of the present invention, belong to the protection scope of the present invention, and the present invention is further described with reference to the embodiments below.

Example 1

Referring to fig. 1-4, in the embodiment of the present invention, a hole enlarging apparatus includes a base 1, a cover 2 is slidably connected to the base 1, vertical positioning rods 3 are fixedly installed at two ends of the cover 2, the vertical positioning rods 3 are slidably connected to the base 1, a first supporting spring 4 is sleeved on the vertical positioning rods 3 between the base 1 and the cover 2, a workpiece 6 is disposed inside the cover 2, a clamping mechanism is disposed on a side surface of the workpiece 6, the clamping mechanism includes an outer arc plate 13 and an inner arc plate 17, a fixed plate 14 is fixedly installed on an inner side of the outer arc plate 13, a movable frame 15 is slidably connected to a side surface of the fixed plate 14, an inner arc plate 17 is fixedly connected to one end of the movable frame 15, a second supporting spring 16 is sleeved on the movable frame 15 between the fixed plate 14 and the inner arc plate 17, a groove 18 is disposed at the other end of the movable frame 15, guide rods 21 are symmetrically installed between the outer arc plate 13 and the fixed plate 14, sliding connection has deflector 20 on the guide bar 21, be equipped with location ball 19 on the deflector 20, it is equipped with supporting spring three 22 to lie in the cover between deflector 20 and the outer arc plate 13 on the guide bar 21, fixed surface installs mount 7 on the base 1, install lead screw 8 on the mount 7, lead screw 8's top fixedly connected with disc 11, push rod 12 is installed to the symmetry on disc 11's the side, push rod 12 is provided with anti-skidding line on the surface, lead screw 8's one end fixedly connected with installation piece 9, the inside drill bit 10 that is provided with of installation piece 9, just be provided with the through-hole to the position department of drill bit 10 on the lid 2. When the device is used, a workpiece 6 is placed in the base 1, the vertical positioning rod 3 is installed on the base 1 in a sliding mode, the first supporting spring 4 is stressed to generate elastic deformation in the pressing process, the workpiece 6 pushes the inner arc-shaped plate 17, the inner arc-shaped plate 17 drives the movable frame 15 to slide along the fixed plate 14, acting force is applied to the second supporting spring 16 in the sliding process, when the groove 18 is in contact with the positioning ball 19, the guide plate 20 is pushed by the positioning ball 19 to slide outwards along the guide rod 21, the third supporting spring 22 is stressed to generate elastic deformation in the sliding process, and as the positioning ball 19 is a sphere, no matter which direction of acting force is applied to the inner arc-shaped plate 17 by the workpiece 6, the second supporting spring 16 and the third supporting spring 22 generate elastic deformation to clamp the workpiece 6, the workpiece 6 is prevented from shaking in the hole expanding process, and when the shape and the size of the workpiece 6 are different, the workpiece can be clamped tightly, and the larger the volume is, the tighter the fixing degree is, the push rod 12 is rotated, the push rod 12 drives the screw rod 8 to move along the fixing frame 7 in the vertical direction through the disc 11, and the drill 10 passes through the through hole on the base 1 to ream the center position of the workpiece 6.

Example 2

On the basis of embodiment 1, the base 1 is rotatably connected with a movable rod 5, the upper surface of the cover body 2 is provided with an arc-shaped groove, and the arc-shaped groove is slidably connected with the top end of the movable rod 5. During the use, rotate movable rod 5, the bottom of movable rod 5 rotates along base 1, and the top of movable rod 5 slides along the arc wall on the lid 2.

With reference to the embodiment 1 and the embodiment 2, the working principle of the utility model is as follows: when the device is used, a workpiece 6 is placed in the base 1, the vertical positioning rod 3 is installed on the base 1 in a sliding mode, the first supporting spring 4 is stressed to generate elastic deformation in the pressing process, the workpiece 6 pushes the inner arc-shaped plate 17, the inner arc-shaped plate 17 drives the movable frame 15 to slide along the fixed plate 14, acting force is applied to the second supporting spring 16 in the sliding process, when the groove 18 is in contact with the positioning ball 19, the guide plate 20 is pushed by the positioning ball 19 to slide outwards along the guide rod 21, the third supporting spring 22 is stressed to generate elastic deformation in the sliding process, and as the positioning ball 19 is a sphere, no matter which direction of acting force is applied to the inner arc-shaped plate 17 by the workpiece 6, the second supporting spring 16 and the third supporting spring 22 generate elastic deformation to clamp the workpiece 6, the workpiece 6 is prevented from shaking in the hole expanding process, and when the shape and the size of the workpiece 6 are different, the workpiece can be clamped tightly, and the larger the volume, the tighter the fixing degree is, the movable rod 5 is rotated, the bottom end of the movable rod 5 rotates along the base 1, the top end of the movable rod 5 slides along the arc-shaped groove on the cover body 2, the push rod 12 is rotated, the push rod 12 drives the screw rod 8 to move along the fixed frame 7 in the vertical direction through the disc 11, and the drill 10 penetrates through the through hole on the base 1 to ream the center position of the workpiece 6.

The present invention and its embodiments have been described above schematically, without limitation, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching, without departing from the spirit of the utility model, the person skilled in the art shall not inventively design the similar structural modes and embodiments to the technical solution, but shall fall within the scope of the utility model.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (5)

1. A reaming device comprises a base (1) and is characterized in that a cover body (2) is connected onto the base (1) in a sliding mode, vertical positioning rods (3) are fixedly installed at two ends of the cover body (2), the vertical positioning rods (3) are connected with the base (1) in a sliding mode, a first supporting spring (4) is sleeved on each vertical positioning rod (3) and located between the base (1) and the cover body (2), a workpiece (6) is arranged inside the cover body (2), a clamping mechanism is arranged on the side face of the workpiece (6) and comprises an outer arc-shaped plate (13) and an inner arc-shaped plate (17), a fixed plate (14) is fixedly installed on the inner side of the outer arc-shaped plate (13), a movable frame (15) is connected onto the side face of the fixed plate (14) in a sliding mode, the inner arc-shaped plate (17) is fixedly connected to one end of the movable frame (15), a second supporting spring (16) is sleeved on each movable frame (15) and located between the fixed plate (14) and the inner arc-shaped plate (17), the other end of adjustable shelf (15) is provided with recess (18), guide bar (21) are installed to the symmetry between outer arc plate (13) and fixed plate (14), sliding connection has deflector (20) on guide bar (21), be equipped with location ball (19) on deflector (20), it is equipped with supporting spring three (22) to lie in the cover between deflector (20) and outer arc plate (13) on guide bar (21), fixed surface installs mount (7) on base (1), install lead screw (8) on mount (7), the one end fixedly connected with installation piece (9) of lead screw (8), inside drill bit (10) that is provided with of installation piece (9).

2. A reaming device according to claim 1, characterized in that the base (1) is rotatably connected with a movable rod (5), and the upper surface of the cover (2) is provided with an arc-shaped slot, which is slidably connected with the top end of the movable rod (5).

3. A reaming device according to claim 1 characterized in that said cap (2) is provided with a through hole at a position facing the drill bit (10).

4. A reaming device according to claim 1 characterized in that the top of the screw (8) is fixedly connected with a disc (11), and the side of the disc (11) is symmetrically provided with push rods (12).

5. A reaming device according to claim 4 characterized in that said push rod (12) is provided with anti-slip threads on its surface.

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