CN213945631U - Machining clamp of numerical control machining center - Google Patents

Abstract

The utility model belongs to the technical field of the processing anchor clamps technique and specifically relates to, relate to a numerical control machining center's processing anchor clamps, including clamping device, clamping device includes the centre gripping room, the centre gripping room is the ascending arc of opening, the baffle is all installed to the side of centre gripping room, the inside of centre gripping room is equipped with the expansion disc, a side of expansion disc is equipped with the pressurization subassembly, the pressurization subassembly includes the fixed disk, the expansion disc with the size looks adaptation of fixed disk, the inside of fixed disk is equipped with the screw thread notch, the internal connection of screw thread notch has the bearing, a side of bearing with the expansion disc is connected, fixed storehouse is installed to another side of bearing, the inside of fixed storehouse is equipped with the work motor, work motor and bearing synchronous connection. The clamping chamber is connected with the baffle, the synchronous rotation of the bearing is realized through the rotation of the working motor, and the movable disc moves along with the offset direction of the bearing, namely, a workpiece is clamped and processed.

Description

Machining clamp of numerical control machining center

Technical Field

The utility model relates to a add clamping apparatus technical field, specifically speaking relates to a numerical control machining center's adds clamping apparatus.

Background

In the machine-building field, the common work piece of making that mostly is numerical control machining center, when the work piece is made to the machining center, often can need to use the processing anchor clamps, the processing anchor clamps have and carry out the fixed action to the work piece, make it occupy the exact position, in order to accept processing or detect, present numerical control machining center is to processing circle form work piece, it is fixed to use vice or circle form anchor clamps to cup joint more, when the size of circle form work piece has the size, current anchor clamps probably can't accurately carry out accurate centre gripping to the work piece, so that damage or precision are not up to standard appear at the in-process of processing for the work piece, simultaneously because of certain vibrations that can produce among the mechanical working process, current anchor clamps do not alleviate the vibrations structure by the way, and then we provide a processing anchor clamps for numerical control machining center, so that the problem of solving now exists.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a numerical control machining center's adds clamping apparatus to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a machining fixture of numerical control machining center, including clamping device, clamping device includes the centre gripping room, the centre gripping room is the ascending arc of opening, the baffle is all installed to the side of centre gripping room, the inside of centre gripping room is equipped with the expansion disc, a side of expansion disc is equipped with the pressure components, the pressure components includes the fixed disk, the expansion disc with the size looks adaptation of fixed disk, the inside of fixed disk is equipped with the screw thread notch, the internal connection of screw thread notch has the bearing, a side of bearing with the expansion disc is connected, fixed storehouse is installed to another side of bearing, the inside in fixed storehouse is equipped with the work motor, work motor and bearing synchronous connection.

As a further improvement of the technical scheme, a limiting layer is arranged inside the clamping chamber.

As a further improvement of the technical scheme, the inner sides of the baffle plates are provided with pressure-proof layers.

As a further improvement of the technical scheme, a plurality of cushioning springs are arranged on the surface of the fixed disc.

As a further improvement of the technical scheme, a bottom fixing device is connected below the clamping chamber and comprises a fixing frame with an upward opening, the fixing frame is matched with the clamping chamber in size, and a cushioning pad is arranged on the inner side of the fixing frame.

As a further improvement of the technical scheme, a fit pad is arranged below the fixing frame.

As a further improvement of the technical scheme, side fixing devices are arranged at the side ends of the bottom fixing devices and comprise semi-rectangular side frames with upward openings, and fixing columns are mounted inside the side frames.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the machining clamp of the numerical control machining center, the clamping chamber is connected with the baffle plate, a workpiece can be placed in the clamping chamber, the synchronous rotation of the bearing is realized through the rotation of the working motor, namely, the movable disc moves along with the offset direction of the bearing, and the clamping machining can be carried out on the workpieces with different sizes.

2. In the machining clamp of the numerical control machining center, the clamping device is effectively damped through the arranged bottom fixing device and the arranged side fixing device, and the stability of a workpiece during machining is enhanced.

Drawings

FIG. 1 is a schematic view of the entire structure of embodiment 1;

FIG. 2 is a structural exploded view of a holding jig of embodiment 1;

FIG. 3 is a structural exploded view of the pressing assembly of embodiment 1;

FIG. 4 is a disassembled view of the bottom fixing structure of embodiment 1;

fig. 5 is a disassembled view of the side fixing structure of the embodiment 1.

The various reference numbers in the figures mean:

100. a clamping device;

110. a clamping chamber; 111. a limiting layer;

120. a baffle plate; 121. a pressure resistant layer;

130. a movable tray;

140. a pressurizing assembly; 141. fixing the disc; 142. a notch; 143. a bearing; 144. fixing the bin; 145. a working motor;

150. a cushioning spring;

200. a bottom fixture;

210. a fixed mount; 211. a cushioning pad; 212. attaching a pad;

300. a lateral securing means;

310. a side frame; 311. and (5) fixing the column.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Example 1

Referring to fig. 1 to 5, the present embodiment provides a machining fixture of a numerical control machining center, including a clamping device 100, the clamping device 100 includes a clamping chamber 110, the clamping chamber 110 is arc-shaped with an upward opening, a limiting layer 111 is disposed inside the clamping chamber 110, and the limiting layer 111 has a certain friction force, so that a workpiece can be stably attached to the inside of the clamping chamber 110.

In this embodiment, the side ends of the clamping chamber 110 are both provided with the baffle 120, and the inner sides of the baffle 120 are both provided with the anti-pressing layer 121, that is, when the workpiece is inside the clamping chamber 110, the anti-pressing layer 121 prevents the workpiece from being deformed due to too much pressure, so as to protect the workpiece.

Specifically, the movable plate 130 is arranged inside the clamping chamber 110, a pressurizing assembly 140 is arranged at one side end of the movable plate 130, the pressurizing assembly 140 comprises a fixed plate 141, the movable plate 130 is matched with the fixed plate 141 in size, meanwhile, the movable plate 130 and the fixed plate 141 are attached inside the clamping chamber 110, the fixed plate 141 is fixed inside the clamping chamber 110 in a Korean position, a threaded notch 142 is formed inside the fixed plate 141, a bearing 143 is connected inside the threaded notch 142, the bearing 143 is in threaded fit with the threaded notch 142, meanwhile, one side end of the bearing 143 is connected with the movable plate 130, a fixed bin 144 is installed at the other side end of the bearing 143, a working motor 145 is arranged inside the fixed bin 144, the working motor 145 is synchronously connected with the bearing 143, namely, the working motor 145 is connected with a power supply, synchronous rotation of the bearing 143 is realized, namely, the movable plate 130 rotates, and workpieces are extruded.

Further, a plurality of shock absorbing springs 150 are disposed on the surface of the fixed plate 141, so that when the working motor 145 works, the fixed plate 141 and the entire clamping device 100 may vibrate, the shock absorbing springs reduce the vibration generated during working, and the workpiece is processed more accurately.

Still further, bottom fixing device 200 is connected with below the centre gripping room 110, bottom fixing device 200 is including being the ascending mount 210 of opening, mount 210 and the size looks adaptation of centre gripping room 110, mount 210 is stabilized laminating to centre gripping room 110, the inboard of mount 210 is equipped with the bradyseism pad 211 simultaneously, the vibrations that produce the work of clamping device 100 reduce once more, then, the below of mount 210 is equipped with laminating pad 212, laminating pad 212 carries out the level laminating to the contact surface of depositing of mount 210, prevent that mount 210 from producing the slope.

It should be noted that, side fixing devices 300 are disposed at the side ends of the bottom fixing device 200, each side fixing device 300 includes a semi-rectangular side frame 310 with an upward opening, the side frames 310 closely attach to the side of the clamping device 100, and fixing posts 311 are mounted inside the side frames 310, and the fixing posts 311 can be connected and fixed with the baffle 120.

When numerical control machining center's in this embodiment adds clamping apparatus when specifically using, a lateral part of activity dish 130 is arranged in to cylindric work piece, laminate through spacing layer 111 and work piece, insert the power with work motor 145, realize that bearing 143 rotates, activity dish 130 rotates in step, activity dish 130 can be along with the direction removal of bearing 143 skew promptly, extrude the work piece, make it fixed, can adapt to the work piece centre gripping of multiple size difference fixedly, the pressure layer 121 of preventing of setting up can prevent that the work piece from receiving too big pressure and producing deformation, when the vibrations that produce in the course of the work, bottom fixing device 200 carries out the bottom vibrations and reduces, lateral part fixing device 300 reduces vibrations equally, after finishing, close the power.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a machining clamp of numerical control machining center, includes clamping device (100), its characterized in that: the clamping device (100) comprises a clamping chamber (110), the clamping chamber (110) is in an arc shape with an upward opening, the side ends of the clamping chamber (110) are provided with baffle plates (120), the clamping chamber (110) is internally provided with a movable disc (130), one side end of the movable disc (130) is provided with a pressurizing assembly (140), the pressurizing assembly (140) comprises a fixed disc (141), the movable disc (130) is matched with the fixed disc (141) in size, a thread groove opening (142) is arranged inside the fixed disc (141), a bearing (143) is connected inside the threaded notch (142), one side end of the bearing (143) is connected with the movable disc (130), a fixed bin (144) is installed at the other side end of the bearing (143), a working motor (145) is arranged inside the fixed bin (144), and the working motor (145) is synchronously connected with the bearing (143).

2. The machining jig of the numerical control machining center according to claim 1, characterized in that: and a limiting layer (111) is arranged in the clamping chamber (110).

3. The machining jig of the numerical control machining center according to claim 1, characterized in that: the inner sides of the baffles (120) are provided with pressure-proof layers (121).

4. The machining jig of the numerical control machining center according to claim 1, characterized in that: the surface of the fixed disc (141) is provided with a plurality of cushioning springs (150).

5. The machining jig of the numerical control machining center according to claim 1, characterized in that: the utility model discloses a damping device, including centre gripping room (110), bottom fixing device (200) is connected with bottom fixing device (200) below centre gripping room (110), bottom fixing device (200) are including being ascending mount (210) of opening, mount (210) with the size looks adaptation of centre gripping room (110), the inboard of mount (210) is equipped with bradyseism pad (211).

6. The machining jig of the numerical control machining center according to claim 5, characterized in that: and a fit pad (212) is arranged below the fixing frame (210).

7. The machining jig of the numerical control machining center according to claim 5, characterized in that: the side end of the bottom fixing device (200) is provided with a side fixing device (300), the side fixing device (300) comprises a semi-rectangular side frame (310) with an upward opening, and a fixing column (311) is mounted inside the side frame (310).

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