CN211162946U

CN211162946U - Clamping device suitable for processing of gantry milling machine

Info

Publication number: CN211162946U
Application number: CN201921711029.5U
Authority: CN
Inventors: 冯卫斌
Original assignee: Shanxi Xinglong Machinery Manufacturing Co ltd
Current assignee: Shanxi Xinglong Machinery Manufacturing Co ltd
Priority date: 2019-10-14
Filing date: 2019-10-14
Publication date: 2020-08-04
Anticipated expiration: 2029-10-14

Abstract

The utility model belongs to the technical field of the clamping device technique and specifically relates to a clamping device suitable for longmen milling machine processing, fixed surface installs two curb plates that the symmetry set up on the bottom plate, all can rotate on the curb plate and install the pivot, and two the coaxial setting of pivot, two equal fixed mounting has fixture, two on the corresponding side end of pivot equal fixed mounting has the carousel on the outside end of pivot, along radially opening there being through groove, arbitrary on the side of carousel fixed mounting has stop gear on the curb plate directly over the carousel. The utility model has the advantages of convenient operation of turning over the workpiece.

Description

Clamping device suitable for processing of gantry milling machine

Technical Field

The utility model relates to a clamping device technical field especially relates to a clamping device suitable for longmen milling machine processing.

Background

The milling machine is a milling machine with a portal frame and a horizontal long lathe bed. The planer type milling machine can simultaneously machine the surface by a plurality of milling cutters, has higher machining precision and production efficiency, and is suitable for machining planes and inclined planes of large-scale workpieces in batch and mass production. The numerical control planer type milling machine can also process space curved surfaces and some special parts.

In the process of part machining, parts needing to be machined on two sides can be frequently encountered, most of the existing clamping devices for machining of the planer type milling machine cannot turn over the parts after the parts are fixed, and workers are required to manually turn over the parts after the parts with one machined side are taken down from the clamping devices, clamp the parts on the device again and then machine the other side. This operation is troublesome, and also increases the workload of workers, which adversely affects the improvement of production efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defect that the workpiece can not be turned over in the prior art, and providing a clamping device suitable for the machining of a gantry milling machine.

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

the clamping device suitable for the machining of the gantry milling machine comprises a bottom plate, wherein two symmetrically arranged side plates are fixedly arranged on the upper surface of the bottom plate, rotating shafts are rotatably arranged on the side plates and are coaxially arranged, clamping mechanisms are fixedly arranged at the tail ends of the corresponding sides of the two rotating shafts, turntables are fixedly arranged at the tail ends of the outer sides of the two rotating shafts, through grooves are formed in the side surfaces of the turntables along the radial direction, and a limiting mechanism is fixedly arranged on the side plate right above any one of the turntables;

the limiting mechanism comprises a fixing plate, the fixing plate is fixedly arranged on a side plate right above any turntable, a square tube is fixedly arranged on the upper surface of the fixing plate, a fixing block is arranged in the square tube, a limiting post is fixedly arranged on the lower surface of the fixing block, the bottom end of the limiting post penetrates through the fixing plate downwards and then is inserted into the through groove, and a second spring is sleeved on the limiting column between the fixed block and the fixed plate, the bottom end of the second spring is fixedly connected on the fixed plate, a groove is arranged at the center of the upper surface of the fixed block, a supporting block is arranged in the groove, a first spring is arranged between one end of the supporting block and the groove, an inserting column is fixedly arranged at the other end of the supporting block, and the inserting column extends outwards to penetrate through the inner wall of the groove, a through hole corresponding to the inserting column is formed in the side wall of the square barrel, and a sealing cover plate matched with the groove is fixedly installed on the upper surface of the fixing block through screws.

Preferably, an L shaped plate is fixedly mounted on the outer wall of the square tube right above the through hole, and a push rod corresponding to the through hole is mounted at the lower part of the L shaped plate in a penetrating way through threads.

Preferably, handles are fixedly mounted on the outer side faces of the rotary table, and anti-skid grains are arranged on the handles

The utility model provides a clamping device suitable for longmen milling machine processing, beneficial effect lies in: install fixture, carousel, stop gear in two pivots through the setting, can accomplish the back in the one side processing of work piece, it is rotatory to drive the pivot through rotating the carousel to carry out the turn-over with the work piece of fixture last centre gripping, utilize the carousel after the stop gear pairing rotation to carry on spacingly simultaneously, rock in order to prevent that the work piece upset, whole turn-over operation process is simple quick, has improved machining efficiency greatly.

Drawings

Fig. 1 is a schematic structural diagram of a clamping device suitable for a gantry milling machine of the present invention;

fig. 2 is a schematic cross-sectional structural view of a clamping device suitable for a milling planer of the present invention;

FIG. 3 is a schematic view of a portion of the structure of FIG. 2 at A;

fig. 4 is the utility model provides a clamping device's fixed block internal structure schematic diagram suitable for longmen milling machine processing.

In the figure, a bottom plate 1, a side plate 2, a rotating shaft 3, a clamping mechanism 4, a rotating disc 5, a handle 6, a through groove 7, a limiting mechanism 8, a fixing plate 81, a square tube 82, a limiting column 83, a fixing block 84, a resisting block 85, an inserting column 86, a first spring 87, a sealing cover plate 88, a through hole 89, an L template 810, a push rod 811, a second spring 812 and a groove 813 are arranged.

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.

Example 1

Referring to fig. 1-4, a clamping device suitable for gantry milling machine processing comprises a bottom plate 1, wherein two symmetrically arranged side plates 2 are fixedly arranged on the upper surface of the bottom plate 1, rotating shafts 3 are rotatably arranged on the side plates 2, the two rotating shafts 3 are coaxially arranged, clamping mechanisms 4 are fixedly arranged on the ends of the corresponding sides of the two rotating shafts 3, turntables 5 are fixedly arranged on the ends of the outer sides of the two rotating shafts 3, through grooves 7 are radially formed in the side surfaces of the turntables 5, and a limiting mechanism 8 is fixedly arranged on the side plate 2 right above any one of the turntables 5;

the limiting mechanism 8 comprises a fixing plate 81, the fixing plate 81 is fixedly arranged on the side plate 2 right above any rotating disc 5, the square tube 82 is fixedly arranged on the upper surface of the fixing plate 81, the fixing block 84 is arranged in the square tube 82, the limiting column 83 is fixedly arranged on the lower surface of the fixing block 84, the bottom end of the limiting column 83 penetrates through the fixing plate 81 downwards and then is inserted into the through groove 7, and a second spring 812 is sleeved on the limiting column 83 between the fixed block 84 and the fixed plate 81, the bottom end of the second spring 812 is fixedly connected to the fixing plate 81, a groove 813 is formed in the center of the upper surface of the fixing block 84, the abutting block 85 is placed in the groove 813, the first spring 87 is placed between one end of the abutting block 85 and the groove 813, the insertion column 86 is fixedly arranged at the other end of the abutting block 85, the inserting column 86 extends outwards to penetrate through the inner wall of the groove 813, a through hole 89 corresponding to the inserting column 86 is formed in the side wall of the square tube 82, and a sealing cover plate 88 matched with the groove 813 is fixedly installed on the upper surface of the fixing block 84 through screws.

The utility model discloses when using, fix this device on planer-type milling machine's workstation, and pass through 4 centre grippings of fixture between two pivots 3 with the work piece, after the one side processing of work piece is accomplished, inwards press down and insert post 86, when inserting post 86 and break away from during perforating hole 89, second spring 812 promotes fixed plate 84 and spacing post 83 upward movement, thereby drive spacing post 83 and break away from and link up groove 7, carry out the turn-over with the work piece with manual rotation carousel 5 this moment, press down fixed plate 84 again after the turn-over is accomplished, in order to let insert post 86 and get into perforating hole 89 again, spacing post 83 inserts again and link up in groove 7, thereby make 8 plays the limiting displacement to carousel 5 of stop gear, in order to prevent that the work piece from overturning or rocking in the course of working.

Example 2

Referring to fig. 1 to 3, another preferred embodiment of the present invention is different from embodiment 1 in that L-shaped plates 810 are fixedly mounted on the outer wall of the square tube 82 directly above the through-holes 89, and push rods 811 corresponding to the through-holes 89 are threadedly mounted on the lower portions of the L-shaped plates 810, and when it is necessary to pull out the stopper posts 83 from the through-grooves 7, the push rods 811 are rotated inward to push the insert posts 86 out of the through-holes 89 by the push rods 811, and the fixed blocks 84 and the stopper posts 83 are pushed upward by the second springs 812 to pull out the stopper posts 83 from the through-grooves 7.

Example 3

Referring to fig. 1, as another preferred embodiment of the present invention, the difference from embodiment 1 is that a handle 6 is fixedly mounted on the outer side of the turntable 5, and the handle 6 is provided with anti-slip lines. The handle 6 is held to drive the turntable 5 to rotate, the anti-pattern on the handle 6 can increase the friction force between the palm of a person and the handle 6, and the slipping condition is avoided.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The clamping device suitable for machining of the gantry milling machine comprises a bottom plate (1) and is characterized in that two side plates (2) which are symmetrically arranged are fixedly mounted on the upper surface of the bottom plate (1), rotating shafts (3) can be rotatably mounted on the side plates (2), the two rotating shafts (3) are coaxially arranged, clamping mechanisms (4) are fixedly mounted at the tail ends of the corresponding sides of the two rotating shafts (3), rotating discs (5) are fixedly mounted at the tail ends of the outer sides of the two rotating shafts (3), grooves (7) are radially formed in the side surfaces of the rotating discs (5), and limiting mechanisms (8) are fixedly mounted on the side plates (2) right above any rotating disc (5);

limiting mechanism (8) includes fixed plate (81), and is arbitrary fixed mounting has fixed plate (81) on curb plate (2) directly over carousel (5), fixed surface installs square tube (82) on fixed plate (81), be provided with fixed block (84) in square tube (82), fixed block (84) lower fixed surface installs spacing post (83), insert in penetrating through groove (7) behind fixed plate (81) downwards spacing post (83) bottom, just the cover is equipped with second spring (812) on spacing post (83) between fixed block (84) and fixed plate (81), just second spring (812) bottom fixed connection is on fixed plate (81), the middle department of fixed block (84) upper surface has opened recess (813), place in recess (813) and support piece (85), first spring (87) have been placed between support piece (85) one end and recess (813), the other end of the abutting block (85) is fixedly provided with an inserting column (86), the inserting column (86) extends outwards to penetrate through the inner wall of the groove (813), the side wall of the square tube (82) is provided with a through hole (89) corresponding to the inserting column (86), and the upper surface of the fixing block (84) is fixedly provided with a sealing cover plate (88) matched with the groove (813) through screws.

2. The clamping device suitable for the milling machine processing of the gantry is characterized in that an L-shaped plate (810) is fixedly arranged on the outer wall of the square tube (82) right above the through hole (89), and a push rod (811) corresponding to the through hole (89) is arranged at the lower part of the L-shaped plate (810) in a penetrating and installing mode through threads.

3. The clamping device suitable for the milling and planing machine of the gantry type according to claim 1, wherein the outer side surfaces of the rotating discs (5) are fixedly provided with handles (6), and the handles (6) are provided with anti-skid threads.