CN211028255U

CN211028255U - Numerical control milling machine of effective centre gripping

Info

Publication number: CN211028255U
Application number: CN201921866085.6U
Authority: CN
Inventors: 邵正梁; 刘伟
Original assignee: Changzhou Zhengliang Precision Machinery Manufacturing Co ltd
Current assignee: Changzhou Zhengliang Precision Machinery Manufacturing Co ltd
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-07-17
Anticipated expiration: 2029-10-31

Abstract

The utility model discloses an effective clamping numerically controlled fraise machine, which relates to the technical field of die machining and comprises a workbench, wherein the workbench is symmetrically provided with vertical plates, one sides of the vertical plates opposite to each other are respectively provided with a clamping plate, one sides of the clamping plates close to the vertical plates are respectively and fixedly connected with a rotating rod, one end of the rotating rod, which passes through the vertical plates and is far away from the clamping plates, is sleeved with a locking ring, and one sides of the two clamping plates opposite to each other are connected with a fixed frame for placing a workpiece; a moving component for driving the vertical plate to move is arranged at the upper part of the workbench; be provided with on the riser and be used for carrying on spacing subassembly to the grip block. The utility model discloses have and need not take out the work piece, can carry out the milling flutes to a plurality of faces of work piece, improved the effect of the machining efficiency of work piece milling flutes.

Description

Numerical control milling machine of effective centre gripping

Technical Field

The utility model belongs to the technical field of the mould processing technique and specifically relates to a numerically controlled fraise machine of effective centre gripping is related to.

Background

At present, with the rapid development of social production and scientific technology, mechanical products are increasingly precise and complex, high in precision requirement, complex in shape and small in batch. The machining of such products requires frequent modification or adjustment of the equipment, and conventional machine tools or highly specialized automated machine tools have not been able to meet these requirements. In order to solve the problems, a novel machine tool, namely a numerical control machine tool, is produced, and the numerical control machine tool has the advantages of strong adaptability, high machining precision, stable machining quality, high production efficiency and the like.

Currently, chinese utility model patent with publication number CN208214832U discloses a frock clamp for numerically controlled fraise machine, including sliding the fixed column of pegging graft on the workstation, the one end of fixed column is extended and is rotated along the direction of keeping away from the workstation and is connected with the power of borrowing pole, and the tip of fixed column is established on the middle part of power of borrowing pole on its length direction, and the one end of power of borrowing pole on its length direction is equipped with the crimping board, rotates between its other end and the fixed column to be connected with the supporting component who is used for providing the holding power.

The above prior art solutions have the following drawbacks: during the use, drive through supporting component and borrow the power pole and rotate along the fixed column, borrow the power pole and drive the crimping board and rotate, place the work piece in the bottom of workstation and crimping board, close supporting component for the crimping board compresses tightly the work piece, if add man-hour to a plurality of faces of work piece, need take out the work piece, rotate certain angle after the clamping once more, then carry out milling flutes processing, reduced the machining efficiency of milling flutes.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a numerical control milling machine of effective centre gripping need not take out the work piece, can carry out the milling flutes to a plurality of faces of work piece, has improved the machining efficiency of work piece milling flutes.

The above technical purpose of the present invention can be achieved by the following technical solutions: a numerical control milling machine with effective clamping comprises a workbench, wherein vertical plates are symmetrically arranged on the workbench, clamping plates are arranged on the opposite sides of the vertical plates, rotating rods are fixedly connected to the sides, close to the vertical plates, of the clamping plates, the rotating rods penetrate through the vertical plates, locking rings are sleeved at the ends, far away from the clamping plates, of the rotating rods, and fixing frames used for placing workpieces are connected to the opposite sides of the two clamping plates; a moving component for driving the vertical plate to move is mounted at the upper part of the workbench; be provided with on the riser and be used for carrying on spacing subassembly to the grip block.

Through adopting above-mentioned technical scheme, during the use, place the work piece inside the fixed frame of fixed connection in workstation upper portion riser one side, remove mobilizable riser through moving the subassembly, make stable the placing between two fixed frames of work piece, then restrict the grip block through spacing subassembly, make the relative riser of grip block immovable, alright process the up end to the work piece, after the processing is accomplished, close spacing subassembly, rotate the grip block, the grip block rotates along the dwang, then open spacing subassembly, can process other faces of work piece. The workpiece is not required to be taken out, the multiple surfaces of the workpiece can be milled, and the processing efficiency of milling grooves of the workpiece is improved.

The utility model discloses further set up to, spacing subassembly includes fixed connection on the riser lateral wall and is located the first cylinder of pinch-off blades bottom, connects at the first telescopic link at first cylinder top, connects the inserted block at first telescopic link top, the standing groove that is used for preventing the inserted block is all offered to one side that is close to the inserted block of pinch-off blades.

Through adopting above-mentioned technical scheme, during the use, open first cylinder, first cylinder drives first telescopic link and shifts up, and the inserted block of first telescopic link tip just pegs graft inside the standing groove to make the relative riser of grip block can not take place to rotate, alright make the work piece that is located between two grip blocks connect comparatively stably.

The utility model discloses further set up to, the up end of inserted block is connected with the guide block.

Through adopting above-mentioned technical scheme, at the up end fixedly connected with guide block of inserted block for comparatively smooth grafting of inserted block is inside the standing groove.

The utility model discloses further set up to, four round holes have been seted up to the clamp plate upper level, be provided with four joint seats on the clamp plate, the lateral wall and the tight lateral wall butt of clamp seat, through the bolted connection of level setting between joint seat and the clamp plate, the bolt passes joint seat threaded connection inside the round hole.

Through adopting above-mentioned technical scheme, if when meetting the less work piece of size, the work piece is placed between two fixed frames, though can press from both sides tightly through the grip block of both sides, when rotating fixed frame, the work piece that is located fixed frame inside can rotate along with fixed frame to make the relative grip block of work piece take place wearing and tearing, so be provided with the joint seat. During the use, place the work piece of one side between four joint seats for the lateral wall and the joint seat of work piece support tightly, make to be connected comparatively inseparably between work piece and the joint seat.

The utility model discloses further set up to, the round hole is seted up a plurality ofly.

Through adopting above-mentioned technical scheme, if need press from both sides when pressing from both sides tight to not unidimensional work piece, take out the joint seat, then install inside other round holes can.

The utility model discloses further set up to, remove the subassembly including install on workstation upper portion and be located the riser and keep away from the fixed plate of clamp plate one side, install motor, connection that the fixed plate is close to riser one side at motor output end and pass axis of rotation, the threaded rod of fixed connection at the axis of rotation tip, the square board of fixed connection at riser length direction one end, the threaded rod screw thread passes square board, the threaded rod is the same with the axial of dwang.

Through adopting above-mentioned technical scheme, when needs are opened two risers, open the motor, the motor drives the axis of rotation and rotates, and the axis of rotation drives the threaded rod and rotates, drives the riser when the threaded rod rotates and removes along the workstation.

The utility model discloses further set up to, install square board the bottom fixedly connected with dovetail piece of riser, the dovetail that is used for placing the dovetail piece is offered on the upper portion of workstation.

Through adopting above-mentioned technical scheme, the forked tail piece slides along the dovetail for when the threaded rod drives square board and removes, square board drives riser and forked tail piece and removes, and is comparatively stable when making the riser remove along the up end of workstation.

The utility model discloses further set up to, a plurality of handles are installed to the lateral wall of fixed frame.

Through adopting above-mentioned technical scheme, install the handle, the convenience rotates fixed frame, makes the clamp plate rotate along the dwang, and the result of use is better.

To sum up, the utility model discloses following beneficial effect has:

1. the workpiece is placed between the two fixing frames, and when other surfaces of the workpiece need to be machined, the clamping plate can be rotated, so that the clamping plate can be rotated along the rotating rod, and the clamping plate can be limited through the limiting assembly;

2. the clamping seats are arranged on the clamping plates of the device, so that a workpiece with a smaller size can be placed between the two clamping plates more stably;

3. the bottom of the vertical plate needing to be moved is connected with a dovetail block which slides in the dovetail groove, so that the vertical plate is stable when sliding relative to the workbench.

Drawings

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

FIG. 2 is a schematic structural diagram illustrating the connection between the fixing frame and the clamping plate according to the embodiment;

FIG. 3 is an enlarged schematic view of portion A of FIG. 1;

fig. 4 is an enlarged schematic view of a portion B in fig. 2.

Reference numerals: 1. a work table; 11. a clamping plate; 111. a handle; 12. rotating the rod; 13. locking a ring; 131. vertical holes; 14. a locking lever; 15. a fixing frame; 16. a circular hole; 17. a clamping seat; 18. a bolt; 2. a vertical plate; 21. a dovetail block; 22. a dovetail groove; 3. a moving assembly; 31. a fixing plate; 32. a motor; 33. a rotating shaft; 34. a threaded rod; 35. a square plate; 4. a limiting component; 41. a first cylinder; 42. a first telescopic rod; 43. inserting a block; 431. a guide block; 44. and (6) placing the groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1-2, for the utility model discloses an effective clamping numerically controlled fraise machine, including workstation 1. The upper end face of the workbench 1 is symmetrically provided with vertical plates 2 along the length direction, one vertical plate 2 is fixedly connected with the upper end face of the workbench 1, and the other vertical plate 2 is connected to the upper part of the workbench 1 in a sliding mode through a moving assembly 3.

Referring to fig. 3, a dovetail block 21 is fixedly connected to the bottom of the vertical plate 2 slidably connected to the upper portion of the table 1 by the moving assembly 3, and a dovetail groove 22 for placing the dovetail block 21 is formed in the upper end surface of the table 1.

Referring to fig. 3, the clamping plates 11 are respectively arranged on the opposite sides of the two vertical plates 2, the rotating rods 12 are fixedly connected to the sides of the clamping plates 11 close to the adjacent vertical plates 2, the rotating rods 12 penetrate through the vertical plates 2 and can rotate relative to the vertical plates 2, and the locking rings 13 are connected to the side, far away from the clamping plates 11, of the rotating rods 12 in a threaded manner. The locking ring 13 is vertically provided with a vertical hole 131 penetrating the rotating rod 12, and a locking rod 14 is vertically inserted into the vertical hole 131.

Referring to fig. 3, the moving assembly 3 includes a fixed plate 31 fixedly mounted on the table 1, the fixed plate 31 being located on the side of the riser 2 on which the dovetail block 21 is mounted, away from the clamping plate 11. One side fixedly connected with motor 32 that riser 2 was kept away from to fixed plate 31, and the axis of rotation 33 that passes fixed plate 31 is installed to the output tip of motor 32, and the square board 35 of lateral wall fixedly connected with of dovetail piece 21 riser 2 is installed to the free tip fixedly connected with threaded rod 34 of axis of rotation 33, and square board 35 is the same with riser 2's extending direction, and threaded rod 34 screw thread passes square board 35, and the extending direction of threaded rod 34 is the same with the extending direction of dwang 12.

Referring to fig. 2, a fixing frame 15 is fixedly connected to one side of each of the two clamping plates 11 opposite to each other, and the workpiece located between the two clamping plates 11 is limited by the fixing frame 15, so that the workpiece cannot fall off from between the clamping plates 11.

Referring to fig. 2, four clamping seats 17 are arranged on the opposite sides of two clamping plates 11, a plurality of round holes 16 are horizontally formed in the clamping plates 11, the clamping seats 17 are L-shaped, and bolts 18 penetrating through the clamping seats 17 and connected to the inside of the round holes 16 in a threaded mode are arranged on the side, away from the clamping plates 11, of each clamping seat 17.

Referring to fig. 3-4, since the clamping plate 11 can rotate relative to the rotating rod 12, the vertical plates 2 are provided with the limiting assemblies 4 for limiting the clamping plate 11, each limiting assembly 4 comprises a first cylinder 41 fixedly connected to one side of each of the two opposite vertical plates 2, a first telescopic rod 42 connected to the top output end of the first cylinder 41, and an insert block 43 fixedly connected to the top of the first telescopic rod 42, the clamping plate 11 is provided with side walls close to the vertical plates 2 on two sides, and the remaining four side walls are provided with placing grooves 44 for placing the insert blocks 43, so as to increase the distance between the insert blocks 43 and the fixed frame 15, the bottom of the first cylinder 41 is extended to one side of the dovetail block 21, and the bottom of the first cylinder 41 is arranged at a distance from the dovetail groove 22.

Referring to fig. 4, in order to facilitate the rotation of the clamp plate 11, a handle 111 is connected to an outer wall of the fixed frame 15.

Referring to fig. 4, in order to facilitate rapid insertion of the insertion block 43 into the placement groove 44, a guide block 431 is fixedly connected to an upper end surface of the insertion block 43.

In the embodiment, when the clamping device is used, the clamping block is installed on one side of the insertion plate, which is far away from the vertical plate 2, a workpiece is placed between the insertion plates, then the motor 32 is started, the motor 32 drives the rotating shaft 33 to rotate, the rotating shaft 33 drives the threaded rod 34 to rotate, the threaded rod 34 drives the vertical plate 2 to move along the workbench 1 when rotating, at the same time, the workpiece is placed between the two clamping plates 11, so that the groove milling can be performed on the upper end face of the workpiece, after the groove milling is completed, the first air cylinder 41 is closed, the first air cylinder 41 drives the first telescopic rod 42 to move downwards, the first telescopic rod 42 drives the insertion block 43 to move downwards, then the clamping plates 11 are rotated, so that the two clamping plates 11 rotate relative to the vertical plate 2, thereby completing the rotation of the workpiece, the first air cylinder 41 is started, the first air cylinder 41 drives the first telescopic rod 42 to move upwards, the insertion block 43, the upper end surface of the workpiece after rotation can be milled.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an effective numerical control milling machine of centre gripping, includes workstation (1), its characterized in that: the worktable (1) is symmetrically provided with vertical plates (2), clamping plates (11) are arranged on the opposite sides of the vertical plates (2), rotating rods (12) are fixedly connected to the sides, close to the vertical plates (2), of the clamping plates (11), the rotating rods (12) penetrate through the vertical plates (2) and are sleeved with locking rings (13) at the ends, far away from the clamping plates (11), and fixed frames (15) used for placing workpieces are connected to the opposite sides of the two clamping plates (11); a moving assembly (3) for driving the vertical plate (2) to move is mounted at the upper part of the workbench (1); the vertical plate (2) is provided with a limiting component (4) used for limiting the clamping plate (11).

2. An operatively clamped numerically controlled fraise machine according to claim 1, wherein: spacing subassembly (4) include fixed connection on riser (2) lateral wall and be located first cylinder (41) of pinch-off blades (11) bottom, connect first telescopic link (42) at first cylinder (41) top, connect inserted block (43) at first telescopic link (42) top, standing groove (44) that are used for preventing inserted block (43) are all offered to one side that is close to inserted block (43) of pinch-off blades (11).

3. An operatively clamped numerically controlled fraise machine according to claim 2, wherein: the upper end face of the inserting block (43) is connected with a guide block (431).

4. An operatively clamped numerically controlled fraise machine according to claim 1, wherein: four round holes (16) have been seted up to clamp plate (11) upper level, be provided with four joint seat (17) on clamp plate (11), the lateral wall and the tight lateral wall butt of clamp of joint seat (17), be connected through bolt (18) that the level set up between joint seat (17) and clamp plate (11), bolt (18) pass joint seat (17) threaded connection inside round hole (16).

5. An effectively clamping numerically controlled fraise machine according to claim 4, wherein: the round holes (16) are opened in plurality.

6. An operatively clamped numerically controlled fraise machine according to claim 1, wherein: remove subassembly (3) including install on workstation (1) upper portion and be located riser (2) and keep away from fixed plate (31) of clamp plate (11) one side, install motor (32) that fixed plate (31) are close to riser (2) one side, connect axis of rotation (33) that motor (32) output end portion just passed fixed plate (31), threaded rod (34) of fixed connection at axis of rotation (33) tip, square board (35) of fixed connection in riser (2) length direction one end, threaded rod (34) screw thread passes square board (35), threaded rod (34) are the same with the axial of dwang (12).

7. An operatively clamped numerically controlled fraise machine according to claim 6, wherein: install square board (35) the bottom fixedly connected with dovetail block (21) of riser (2), dovetail (22) that are used for placing dovetail block (21) are seted up on the upper portion of workstation (1).

8. An operatively clamped numerically controlled fraise machine according to claim 2, wherein: a plurality of handles (111) are installed on the outer side wall of the fixed frame (15).