CN214291053U

CN214291053U - Clamping device of numerically controlled fraise machine

Info

Publication number: CN214291053U
Application number: CN202022946769.6U
Authority: CN
Inventors: 杨灼强
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-22
Filing date: 2021-07-22
Publication date: 2021-09-28
Anticipated expiration: 2031-07-22

Abstract

The utility model discloses a clamping device of a numerical control milling machine, which comprises a workbench and a guide rail arranged on the workbench, wherein two clamping plates are arranged on the guide rail, one end of each clamping plate drives the clamping plate to reciprocate along the guide rail through a power driving piece, and a workpiece is clamped between the two clamping plates; all be provided with a well cavity in the splint, an open slot has all been seted up to the opposite face of splint, and a slidable mounting activity box has one in the open slot, has one in the activity box and accomodates the chamber, accomodates an intracavity installation briquetting, and briquetting one end is passed the activity box and is stretched out in the outside of activity box, pass in the activity box and set up a screw rod, the activity box is passed respectively at the screw rod both ends, lies in on the screw rod and accomodates the intracavity and set up an extrusion ball. The utility model discloses special to the unstable special-shaped work piece of work piece both sides clamping, it can adjust the position of whole activity box and briquetting for the briquetting is filled in the corresponding fretwork position department of work piece, makes more steady, the firm of clamping.

Description

Clamping device of numerically controlled fraise machine

Technical Field

The utility model relates to a clamping device, concretely relates to numerically controlled fraise machine's clamping device.

Background

When a workpiece is machined by the numerical control milling machine, the workpiece needs to be clamped firstly, the clamping jaws are used for squeezing and clamping two sides of the workpiece, and the workpiece is various in shape, so that the traditional clamping mode is used for special-shaped workpieces, the clamping is often unstable and easy to loosen, a plurality of problems exist in the clamping process, and the clamping can only be used for machining and clamping workpieces with certain rules, and the use is limited.

Disclosure of Invention

The utility model aims to solve the technical problem that a clamping device of numerically controlled fraise machine can carry out the clamping to special-shaped workpiece, and whole clamping process is more steady, firm, can effectively prevent not hard up behind the work piece clamping, effectively solves not enough among the prior art.

The utility model discloses a realize through following technical scheme: a clamping device of a numerical control milling machine comprises a workbench and a guide rail arranged on the workbench, wherein two clamping plates are arranged on the guide rail, one ends of the clamping plates drive the clamping plates to reciprocate along the guide rail through a power driving piece, and a workpiece is clamped between the two clamping plates; all be provided with a well cavity in the splint, an open slot has all been seted up to the opposite face of splint, and a slidable mounting activity box has one in the open slot, has one in the activity box and accomodates the chamber, accomodates an intracavity installation briquetting, and briquetting one end is passed the activity box and is stretched out in the outside of activity box, pass in the activity box and set up a screw rod, the activity box is passed respectively at the screw rod both ends, lies in on the screw rod and accomodates the intracavity and set up an extrusion ball.

As an optimized technical scheme, the upper end and the lower end of the open slot are both convexly provided with a sliding rod, the upper end and the lower end of the movable box are both provided with a sliding sleeve corresponding to the position of the sliding rod, and the sliding sleeves are slidably arranged on the sliding rods.

As a preferable technical scheme, the movable box is provided with a nut sleeve, and the screw penetrates through the nut sleeve to be in threaded engagement with the nut sleeve.

According to the preferable technical scheme, the two sides of the pressing block are respectively provided with a convex block, a return spring is mounted between each convex block and the inner wall surface of the containing cavity, the outer extending end of the pressing block is provided with a contact plate, and the outer side end of each contact plate is provided with anti-skid grains.

As a preferred technical scheme, one end of the screw rod extends towards the far end of the movable box, and the far end of the screw rod is provided with a handle.

Preferably, a spherical extrusion surface is arranged on the pressing block at a position corresponding to the extrusion ball, and the extrusion ball is partially contacted with the spherical extrusion surface.

The utility model has the advantages that: the utility model discloses can carry out the regulation to the activity box to the unstable condition of work piece clamping, utilize the briquetting to fill the fretwork department of special-shaped work piece after ejecting, reach the purpose of steady clamping.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the internal structure of the splint of the present invention;

fig. 3 is a schematic view of the internal structure of the movable box of the present invention.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.

Any feature disclosed in this specification (including any accompanying claims, abstract and drawings), may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.

In the description of the present invention, it is to be understood that the terms "one end", "the other end", "the outside", "upper", "inside", "horizontal", "coaxial", "central", "end", "length", "outer end", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and 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.

Furthermore, in the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

The use of terms herein such as "upper," "above," "lower," "below," and the like in describing relative spatial positions is for the purpose of facilitating description to describe one element or feature's relationship to another element or feature as illustrated in the figures. The spatially relative positional terms may be intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below" can encompass both an orientation of above and below. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly

In the present invention, unless otherwise explicitly specified or limited, the terms "set", "coupled", "connected", "penetrating", "plugging", and the like are to be understood in a broad sense, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1-3, the clamping device of the numerically controlled milling machine of the present invention comprises a worktable 1, a guide rail 4 disposed on the worktable 1, two clamping plates 3 mounted on the guide rail 4, and one end of each clamping plate 3 driving the clamping plate to reciprocate along the guide rail through a power driving member 5, wherein the power driving member adopts a driving cylinder, and a workpiece 2 is clamped between the two clamping plates 3; all be provided with a well cavity 11 in splint 3, an open slot 8 has all been seted up to splint 3's opposite face, a slidable mounting activity box 16 in the open slot 8, it accomodates chamber 23 to have one in the activity box 16, accomodate an installation briquetting 14 in the chamber 23, 14 one ends of briquetting are passed activity box 16 and are stretched out in the outside of activity box 16, pass in the activity box 16 and set up a screw rod 17, the screw rod 17 both ends are passed respectively and are moved box 16, lie in on the screw rod 17 and accomodate the intracavity and set up an extrusion ball 13.

In the embodiment, the upper end and the lower end of the open slot 8 are both convexly provided with the slide rod 9, the upper end and the lower end of the movable box 16 are both provided with the slide sleeve 24 corresponding to the position of the slide rod 9, the slide sleeve 24 is slidably mounted on the slide rod 9, the back and forth movement of the movable box 16 in the open slot 8 is realized through the slide rod 9, the displacement of the movable box 16 can realize the position adjustment through dragging the screw rod 17, when the side hollow position of a workpiece is adjusted, the screw rod is rotated again, the press block can be ejected out to fill the hollow position, and the purpose of stable clamping is achieved.

The movable box is provided with a nut sleeve 12, a screw 17 penetrates through the nut sleeve 12 to be in threaded engagement with the nut sleeve 12, the screw is rotated through the nut sleeve 12, and then the extrusion ball is driven to extrude a pressing block, so that the pressing block is ejected out.

In this embodiment, the two sides of the pressing block are respectively provided with a convex block 21, a reset spring 22 is installed between the convex block 21 and the inner wall surface of the containing cavity, the outer extending end of the pressing block 14 is provided with a contact plate 15, the outer side end of the contact plate 15 is provided with anti-skidding lines, the reset spring 22 is used for resetting the pressing block for the pressing block to retract into the containing cavity, when the movable box moves along the open slot, the movable box cannot contact with a workpiece to be clamped, and when the screw rod is rotated to enable the pressing block to be ejected, the workpiece can be locked by the pressing block.

In this embodiment, one end of the screw 17 extends towards the distal end of the movable box 16, and the distal end is provided with a handle 6, by which the position of the movable box in the open slot is realized.

Wherein, a spherical extrusion surface 141 is arranged on the pressing block 14 corresponding to the position of the extrusion ball, the extrusion ball 13 is partially contacted with the spherical extrusion surface 141, and the pushing and the extrusion are realized through the contact of the spherical surface.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims

1. A clamping device of a numerical control milling machine comprises a workbench and a guide rail arranged on the workbench, wherein two clamping plates are arranged on the guide rail, one ends of the clamping plates drive the clamping plates to reciprocate along the guide rail through a power driving piece, and a workpiece is clamped between the two clamping plates; the method is characterized in that: all be provided with a well cavity in the splint, an open slot has all been seted up to the opposite face of splint, and a slidable mounting activity box has one in the open slot, has one in the activity box and accomodates the chamber, accomodates an intracavity installation briquetting, and briquetting one end is passed the activity box and is stretched out in the outside of activity box, pass in the activity box and set up a screw rod, the activity box is passed respectively at the screw rod both ends, lies in on the screw rod and accomodates the intracavity and set up an extrusion ball.

2. The clamping device of a numerically controlled milling machine according to claim 1, characterized in that: the upper end and the lower end of the open slot are both convexly provided with a sliding rod, the upper end and the lower end of the movable box are both provided with a sliding sleeve corresponding to the position of the sliding rod, and the sliding sleeves are slidably arranged on the sliding rods.

3. The clamping device of a numerically controlled milling machine according to claim 1, characterized in that: the movable box is provided with a nut sleeve, and the screw penetrates through the nut sleeve to be in threaded engagement with the nut sleeve.

4. The clamping device of a numerically controlled milling machine according to claim 1, characterized in that: the anti-skidding type pressure block is characterized in that protruding blocks are arranged on two sides of the pressure block respectively, a reset spring is mounted between each protruding block and the inner wall surface of the containing cavity, a contact plate is arranged at the extending end of the outer portion of the pressure block, and anti-skidding grains are arranged at the outer side end of the contact plate.

5. The clamping device of a numerically controlled milling machine according to claim 1, characterized in that: one end of the screw rod extends towards the far end of the movable box, and the far end of the screw rod is provided with a handle.

6. The clamping device of a numerically controlled milling machine according to claim 1, characterized in that: and a spherical extrusion surface is arranged on the pressing block corresponding to the position of the extrusion ball, and the extrusion ball is partially contacted with the spherical extrusion surface.