CN220761750U - Clamp for numerical control machining center of double-acting column profile - Google Patents

Abstract

The utility model relates to the technical field of clamps, in particular to a clamp for a numerical control machining center of a double-acting column profile. The technical proposal comprises: including end plate and synchronous anchor clamps, synchronous anchor clamps are all installed in the end plate lower extreme, and symmetrical distribution, end plate bottom four corners all is fixed with the support column, synchronous anchor clamps comprise initiative clamp splice and driven clamp splice, the end plate upper end is provided with synchronous subassembly, the telescopic cylinder is installed to end plate bottom and the corresponding position with one of them initiative clamp splice, telescopic cylinder output is fixed on initiative clamp splice. The utility model utilizes the transmission of the synchronous gear and the synchronous toothed plate to ensure the synchronous clamping of the synchronous clamp and the uniformity of the clamping position of the workpiece, thereby facilitating the uniform processing of the numerical control machining center of the double-acting column profile, and simultaneously utilizes the quick switching of the clamp head to facilitate the stable clamping of different workpieces.

Description

Clamp for numerical control machining center of double-acting column profile

Technical Field

The utility model relates to the technical field of clamps, in particular to a clamp for a numerical control machining center of a double-acting column profile.

Background

The double-acting column profile numerical control machining center is a numerical control machine tool for machining large-scale profiles and plates. It has two vertical columns, a support beam and a table to provide a stable processing platform and high precision processing capability.

When utilizing double acting post section bar numerical control machining center to carry out work piece processing, its two perpendicular posts can simultaneously synchronous processing, consequently carry out the centre gripping in-process to the work piece, need guarantee the synchronous centre gripping of anchor clamps fixed, ensure that the fixed position of work piece is unified with the perpendicular post holding position of processing, however if utilize independent anchor clamps fixed this moment, can not guarantee the uniformity, can not avoid having certain fixed error, reduce the processing precision, and when carrying out different work piece processing, need use different chucks according to the work piece appearance, for example the difference of plane work piece and circular arc work piece, the quick switch to the chuck is the important assurance that improves work efficiency this moment.

Disclosure of Invention

The utility model aims to solve the problems in the background art and provides a clamp for a numerical control machining center of a double-acting column profile.

The technical scheme of the utility model is as follows: the utility model provides a anchor clamps for double acting post section bar numerical control machining center, includes end plate and synchronous anchor clamps, synchronous anchor clamps are all installed in the end plate lower extreme, and symmetrical distribution, end plate bottom four corners all is fixed with the support column, synchronous anchor clamps comprise initiative clamp splice and driven clamp splice, the end plate upper end is provided with synchronous subassembly, the end plate bottom and with one of them initiative clamp splice corresponding position install flexible jar, flexible jar output is fixed on initiative clamp splice.

Preferably, the synchronous assembly comprises a synchronous toothed plate and synchronous gears, wherein the synchronous toothed plate is connected to the upper end of the end plate in a sliding mode and distributed in a central symmetry mode, the synchronous gears are connected to the central position of the upper end of the end plate in a rotating mode, and one side, close to the synchronous toothed plate, of each synchronous toothed plate is meshed with the synchronous gears.

Preferably, the connecting grooves are formed in the end plates and aligned with two ends of the synchronous toothed plate, connecting blocks are slidably connected in the connecting grooves, the upper ends of the connecting blocks are fixed at the ends of the synchronous toothed plate, and the lower ends of the connecting blocks are fixed on the corresponding driving clamping blocks and driven clamping blocks.

Preferably, two ends of one of the synchronous toothed plates are fixed with the driving clamping block through a connecting block, and two ends of the other synchronous toothed plate are fixed with the driven clamping block through a connecting block.

Preferably, the driven clamping block and the driving clamping block are composed of a mounting block and a clamp head, the mounting block is slidably connected to the lower end of the end plate, an insertion groove is formed in the front end of the mounting block, a pair of positioning grooves are formed in the side wall of the bottom of the insertion groove, an insertion plate matched with the insertion groove is fixed to the rear side of the clamp head, and a telescopic block matched with the positioning groove is mounted at the bottom of the insertion plate.

Preferably, the bottom supporting plate is fixed at the bottom of the driven clamping block, so that the workpiece can be supported before clamping, and meanwhile, the uniformity of the clamping height of the workpiece is ensured.

Compared with the prior art, the utility model has the following beneficial technical effects: the synchronous clamping device has the advantages that the synchronous clamping device can be ensured to synchronously clamp by utilizing the transmission of the synchronous gear and the synchronous toothed plate, the uniformity of the clamping positions of the workpieces is ensured, the unified processing of the double-acting column profile numerical control processing center is further facilitated, and meanwhile, the clamping device is convenient to stably clamp different workpieces by utilizing the rapid switching of the clamp heads.

Drawings

FIG. 1 is a schematic view of the overall axial side appearance structure of the present utility model;

FIG. 2 is a schematic top view of the present utility model;

FIG. 3 is a schematic view of the bottom appearance structure of the present utility model;

FIG. 4 is a schematic view of the combined structure of the mounting block and the fixture head of the present utility model.

Reference numerals: 1. an end plate; 11. a support column; 2. synchronizing the clamps; 21. an active clamping block; 22. a driven clamping block; 23. a bottom pallet; 3. a synchronization component; 31. synchronizing toothed plates; 32. a synchronizing gear; 33. a connecting groove; 4. a mounting block; 41. an insertion groove; 42. a positioning groove; 5. a clamp head; 51. an insertion plate; 52. a telescopic block; 6. and a telescopic cylinder.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Examples

As shown in fig. 1-4, the clamp for the numerical control machining center of the double-acting column profile provided by the utility model comprises an end plate 1 and synchronous clamps 2, wherein the synchronous clamps 2 are respectively arranged at the lower end of the end plate 1 and are symmetrically distributed, support columns 11 are respectively fixed at four corners of the bottom of the end plate 1, the synchronous clamps 2 are composed of driving clamping blocks 21 and driven clamping blocks 22, a synchronous assembly 3 is arranged at the upper end of the end plate 1, a telescopic cylinder 6 is arranged at the bottom of the end plate 1 and at a position corresponding to one of the driving clamping blocks 21, the output end of the telescopic cylinder 6 is fixed on the driving clamping blocks 21, and a bottom supporting plate 23 is fixed at the bottom of the driven clamping blocks 22.

The synchronous assembly 3 comprises a synchronous toothed plate 31 and synchronous gears 32, wherein the synchronous toothed plate 31 is slidingly connected to the upper end of the end plate 1 and is distributed in a central symmetry manner, the synchronous gears 32 are rotationally connected to the central position of the upper end of the end plate 1, one side, close to the synchronous toothed plate 31, of each synchronous toothed plate 31 is meshed with the synchronous gears 32, connecting grooves 33 are formed in the end plate 1 and are aligned with two ends of the synchronous toothed plate 31, connecting blocks are slidingly connected in the connecting grooves 33, the upper ends of the connecting blocks are fixed to the end portions of the synchronous toothed plates 31, the lower ends of the connecting blocks are fixed to corresponding driving clamping blocks 21 and driven clamping blocks 22, two ends of one synchronous toothed plate 31 are fixed to the driven clamping blocks 22 through the connecting blocks, and the driving clamping blocks 21 are fixed to the same synchronous toothed plate 31 through the connecting blocks, so that the driving clamping blocks 21 are driven synchronously, and the synchronous toothed plates 31 are meshed and driven through the synchronous gears 32, and the synchronous toothed plates 31 are guaranteed to reversely slide synchronously, and the driving clamping blocks 21 and the driven clamping blocks 22 are guaranteed to reversely slide simultaneously.

The driven clamping block 22 and the driving clamping block 21 are composed of a mounting block 4 and a clamp head 5, the mounting block 4 is slidably connected to the lower end of the end plate 1, an insertion groove 41 is formed in the front end of the mounting block 4, a pair of positioning grooves 42 are formed in the side wall of the bottom of the insertion groove 41, an insertion plate 51 matched with the insertion groove 41 is fixed on the rear side of the clamp head 5, a telescopic block 52 matched with the positioning groove 42 is mounted on the bottom of the insertion plate 51, the telescopic block 52 is extruded to disconnect the clamping connection in the positioning groove 42, the insertion plate 51 can be pulled out from the insertion groove 41 easily, otherwise, after the insertion plate 51 is inserted, the telescopic block 52 is clamped into the positioning groove 42, and the clamp head 5 on the front side of the mounting block 4 can be fixed.

In this embodiment, the whole device is connected to an external power supply, then the workpiece is placed on the bottom supporting plate 23, the end of the workpiece is abutted against the front side of the end plate 1, then one of the active clamping blocks 21 is pushed to slide by the driving of the output end of the telescopic cylinder 6, the active clamping blocks 21 are all fixed with the same synchronous toothed plate 31 through the connecting block, so that the active clamping blocks 21 can be driven to synchronously move, and the two synchronous toothed plates 31 are meshed and driven through the synchronous gear 32, so that the synchronous toothed plate 31 can synchronously slide reversely, the active clamping blocks 21 and the driven clamping blocks 22 can synchronously slide reversely, the synchronous clamping and fixing of the synchronous clamp 2 is finally realized, the unification of the workpiece fixing positions is ensured, the synchronous processing operation of the double-acting column type numerical control processing center is facilitated, meanwhile, the telescopic blocks 52 are extruded, the clamping connection in the positioning groove 42 is broken, the inserting plate 51 can be easily pulled out from the inserting groove 41, and conversely, after the inserting plate 51 is inserted into the positioning groove 42 by the telescopic blocks 52, the front side clamping head 5 of the mounting block 4 can be fixed, the clamping head 5 can be rapidly switched, the clamping head 5 can be switched according to the appearance of the different workpieces, and the operation is simple and convenient.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims (6)

1. The utility model provides a anchor clamps for double acting post section bar numerical control machining center, includes end plate (1) and synchronous anchor clamps (2), its characterized in that: the synchronous clamp (2) is arranged at the lower end of the end plate (1) and symmetrically distributed, support columns (11) are fixed at four corners at the bottom of the end plate (1), the synchronous clamp (2) consists of a driving clamping block (21) and a driven clamping block (22), a synchronous assembly (3) is arranged at the upper end of the end plate (1), a telescopic cylinder (6) is arranged at the bottom of the end plate (1) and at a position corresponding to one of the driving clamping blocks (21), and the output end of the telescopic cylinder (6) is fixed on the driving clamping block (21).

2. The clamp for the double-acting column profile numerical control machining center according to claim 1, wherein the synchronous assembly (3) comprises a synchronous toothed plate (31) and synchronous gears (32), the synchronous toothed plate (31) is connected to the upper end of the end plate (1) in a sliding mode and distributed in a central symmetry mode, the synchronous gears (32) are connected to the central position of the upper end of the end plate (1) in a rotating mode, and the synchronous toothed plate (31) is meshed with the synchronous gears (32) on the side close to the synchronous toothed plate.

3. The clamp for the double-acting column profile numerical control machining center according to claim 2, wherein connecting grooves (33) are formed in the end plate (1) and aligned with two ends of the synchronous toothed plate (31), connecting blocks are slidably connected in the connecting grooves (33), the upper ends of the connecting blocks are fixed at the end parts of the synchronous toothed plate (31), and the lower ends of the connecting blocks are fixed on corresponding driving clamping blocks (21) and driven clamping blocks (22).

4. The fixture for the numerical control machining center of double-acting column profiles according to claim 2, wherein one of the synchronous toothed plates (31) is fixed at two ends with the driving clamping block (21) through a connecting block, and the other synchronous toothed plate (31) is fixed at two ends with the driven clamping block (22) through a connecting block.

5. The clamp for the double-acting column profile numerical control machining center according to claim 1, wherein the driven clamping block (22) and the driving clamping block (21) are composed of a mounting block (4) and a clamp head (5), the mounting block (4) is slidably connected to the lower end of the end plate (1), an inserting groove (41) is formed in the front end of the mounting block (4), a pair of positioning grooves (42) are formed in the side wall of the bottom of the inserting groove (41), an inserting plate (51) matched with the inserting groove (41) is fixed on the rear side of the clamp head (5), and a telescopic block (52) matched with the positioning groove (42) is mounted on the bottom of the inserting plate (51).

6. A clamp for a double-acting column profile numerical control machining center according to claim 1, characterized in that the bottom of the driven clamping block (22) is fixed with a bottom supporting plate (23).