CN210677877U

CN210677877U - Clamping device of machining center

Info

Publication number: CN210677877U
Application number: CN201921769290.0U
Authority: CN
Inventors: 羊少俊; 汪海涛
Original assignee: Shenzhen Youjie Machinery Manufacturing Co Ltd
Current assignee: Shenzhen Youjie Machinery Manufacturing Co Ltd
Priority date: 2019-10-19
Filing date: 2019-10-19
Publication date: 2020-06-05
Anticipated expiration: 2029-10-19

Abstract

The utility model relates to the technical field of machining centers, in particular to a clamping device of a machining center, which comprises a connecting block arranged in the machining center, wherein a plurality of fixed blocks are arranged on the connecting block, and one end of each fixed block is fixedly connected with a second clamping block; a sliding groove is formed in the fixed block, a sliding block is connected in the sliding groove in a sliding mode, a first clamping block is arranged on the sliding block, and a clamping space is formed by the first clamping block and the second clamping block; an adjusting mechanism is arranged on the connecting block and comprises a screw rod which is rotatably connected in the sliding groove, and the screw rod penetrates through the sliding block and is in threaded connection with the sliding block; and the connecting block is provided with a driving assembly connected with the plurality of screws. The utility model discloses the adjustment mechanism who sets up can realize centre gripping work piece simultaneously to raise the efficiency.

Description

Clamping device of machining center

Technical Field

The utility model belongs to the technical field of machining center's technique and specifically relates to a clamping device of machining center is related to.

Background

The numerical control milling machine is an automatic processing device developed on the basis of a common milling machine, the processing technologies of the two are basically the same, and the structures are somewhat similar. The numerical control milling machine is divided into two categories, namely a tool magazine without tool magazine and a tool magazine with tool magazine. Wherein the numerical control milling machine with the tool magazine is also called as a machining center.

At present, a clamping device of a machining center comprises a connecting block arranged in the machining center, wherein a plurality of fixed blocks are fixedly connected to the connecting block, and a second clamping block is fixedly connected to one end of each fixed block; the fixed block is provided with a sliding chute, a sliding block is connected in the sliding chute in a sliding manner, a first clamping block is arranged on the sliding block, and a clamping space is formed by the first clamping block and the second clamping block; a screw rod is rotationally connected in the sliding groove, penetrates through the sliding block and is in threaded connection with the sliding block; the screw rod passes the fixed block, and passes one of fixed block and serve fixedly connected with knob. The knob is rotated to drive the screw rod to rotate, the screw rod drives the sliding block to slide in the sliding groove, and the workpiece to be processed is clamped by the clamping space between the first clamping block and the second clamping block.

The above prior art solutions have the following drawbacks: when a plurality of objects are processed by the processing center, the plurality of first clamping blocks are required to be sequentially adjusted by one knob, so that the time spent on clamping the workpiece is long, and the efficiency is low.

SUMMERY OF THE UTILITY MODEL

To the deficiency that above-mentioned prior art exists, the utility model aims to provide a clamping device of machining center, the adjustment mechanism of setting can realize centre gripping work piece simultaneously to raise the efficiency.

The above object of the present invention is achieved by the following technical solutions:

a clamping device of a machining center comprises a connecting block arranged in the machining center, wherein a plurality of fixing blocks are arranged on the connecting block, and one end of each fixing block is fixedly connected with a second clamping block; a sliding groove is formed in the fixed block, a sliding block is connected in the sliding groove in a sliding mode, a first clamping block is arranged on the sliding block, and a clamping space is formed by the first clamping block and the second clamping block; an adjusting mechanism is arranged on the connecting block and comprises a screw rod which is rotatably connected in the sliding groove, and the screw rod penetrates through the sliding block and is in threaded connection with the sliding block; and the connecting block is provided with a driving assembly connected with the plurality of screws.

By adopting the technical scheme, a workpiece to be processed is placed in a clamping space formed by the first clamping block and the second clamping block, then the driving assembly is started, the driving assembly can drive the plurality of screw rods to rotate, the screw rods drive the sliding blocks to move in the sliding grooves, and when the sliding blocks move in the sliding grooves, the first clamping block can move to clamp the workpiece; the adjusting mechanism who sets up can make a plurality of first grip blocks move towards the direction that is close to the second grip block, grasps the work piece, need not adjustment one more to save time has improved efficiency.

The utility model discloses further set up to: the driving assembly comprises a worm gear which is connected to the screw rod in a key mode; a worm is rotatably connected to the connecting block, and the worm wheels are all meshed with the worm; and a motor connected with the worm is arranged on the connecting block.

By adopting the technical scheme, the motor is started, the output shaft of the motor drives the worm to rotate, the worm wheels meshed with the worm rotate simultaneously, the worm wheels drive the screw to rotate, the screw drives the sliding block to move in the sliding groove, the rotating speeds of the screw are the same, and the moving speeds of the sliding block in the sliding groove are the same, so that the clamping spaces formed by the first clamping blocks and the second clamp can simultaneously clamp a plurality of workpieces; the driving assembly is simple in structure and convenient to operate, time is saved, and efficiency is improved.

The utility model discloses further set up to: the side wall of the sliding groove is provided with an adjusting groove, the sliding block is provided with a baffle, and the baffle is connected in the adjusting groove in a sliding manner.

Through adopting above-mentioned technical scheme, connect on the slider and cover the baffle of spout, can prevent that the piece that the work piece produced when processing from entering into the spout, cause the influence to drive assembly's motion.

The utility model discloses further set up to: the connecting block is provided with a clamping groove, the clamping groove is internally clamped with an adjusting block, and the fixing block and the adjusting mechanism are arranged on the adjusting block.

Through adopting above-mentioned technical scheme, when first grip block and second grip block damage needs the maintenance on the fixed block, take out the regulating block in the draw-in groove, then maintain first grip block and second grip block.

The utility model discloses further set up to: the limiting assembly is arranged on the connecting block and comprises a limiting plate, one end of the limiting plate is abutted against the adjusting block, the other end of the limiting plate is abutted against the connecting block, a waist-shaped hole is formed in the limiting plate, and a threaded hole is formed in the connecting block; and the limiting plate is provided with a bolt which passes through the waist-shaped hole and is in threaded connection with the threaded hole.

By adopting the technical scheme, when the adjusting block is clamped in the clamping groove, the upper end face of the adjusting block is parallel to the upper end face of the connecting block; then one end of the limiting plate is abutted against the upper end face of the adjusting block, the other end of the limiting plate is abutted against the upper end face of the connecting block, the bolt is rotated and penetrates through the waist-shaped hole to be in threaded connection with the threaded hole, so that limitation on the adjusting block is achieved, and the stability of the adjusting block in the connecting block is improved.

The utility model discloses further set up to: a second groove is formed in the side wall of the clamping groove; the adjusting block is provided with a first groove, a clamping block clamped with the second groove is connected in the first groove in a sliding mode, a spring is arranged in the first groove, one end of the spring is connected to the side wall of the first groove, and the other end of the spring is connected to the clamping block.

By adopting the technical scheme, when the adjusting block is clamped with the clamping groove, the clamping block can extend into the first groove, and the spring can be compressed; when the adjusting block is completely clamped in the clamping groove, when the upper end face of the adjusting block and the upper end face of the connecting block are on the same horizontal plane, the spring recovers elastic deformation, and the clamping block can be popped out in the first groove and clamped with the second groove under the action of the elastic force of the spring.

The utility model discloses further set up to: the adjusting block is provided with a handle.

Through adopting above-mentioned technical scheme, the handle that sets up is convenient for take the regulation that is located the draw-in groove.

To sum up, the utility model discloses a beneficial technological effect does:

1. the arranged adjusting mechanism can enable the plurality of first clamping blocks to move towards the direction close to the second clamping blocks to clamp the workpiece without adjusting the workpiece one by one, so that the time is saved and the efficiency is improved;

2. the arranged driving assembly is simple in structure and convenient to operate, time is saved, and efficiency is improved;

3. the limiting component is arranged to limit the adjusting block, and the stability of the adjusting block in the connecting block is improved.

Drawings

Fig. 1 is a schematic structural view of a clamping device of a machining center according to the present invention;

FIG. 2 is a schematic structural diagram of a limiting assembly of the present invention;

FIG. 3 is a cross-sectional view of the adjusting block of the present invention;

fig. 4 is a schematic structural diagram of the adjusting mechanism of the present invention.

Reference numerals: 1. connecting blocks; 21. a first clamping block; 22. a second clamping block; 23. a fixed block; 24. a slider; 25. a baffle plate; 3. an adjustment mechanism; 31. a screw; 4. a drive assembly; 41. a worm gear; 42. a worm; 43. a motor; 5. an adjusting block; 51. a first groove; 52. a clamping block; 53. a spring; 6. defining an assembly; 61. a limiting plate; 611. a kidney-shaped hole; 62. a bolt; 7. a handle; 8. and (4) a machining center.

Detailed Description

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

Referring to fig. 1, for the utility model discloses a clamping device of machining center, including setting up connecting block 1 in machining center 8, be provided with fixed block 23 on the connecting block 1.

Referring to fig. 2 and 3, a clamping groove is formed on the connecting block 1, and a second groove is formed on the side wall of the clamping groove; an adjusting block 5 is clamped in the clamping groove, the upper end of the adjusting block 5 and the upper end of the connecting block 1 are positioned on the same horizontal plane, and handles 7 are fixedly connected to the two ends of the adjusting block 5; a first groove 51 is formed in the adjusting block 5, and a clamping block 52 clamped with the second groove is clamped in the first groove 51; a spring 53 is disposed in the first groove 51, one end of the spring 53 is connected to the latch 52, and the other end is connected to the bottom wall of the first groove 51.

Referring to fig. 2, a limiting assembly 6 is arranged on the connecting block 1, the limiting assembly 6 comprises a limiting plate 61, one end of the limiting plate 61 abuts against the upper end surface of the connecting block 1, and the other end abuts against the upper end surface of the adjusting block 5; the limiting plate 61 is provided with a waist-shaped hole 611, the upper end surface of the connecting block 1 is provided with a threaded hole, and the limiting plate 61 is provided with a bolt 62 which penetrates through the waist-shaped hole 611 and is in threaded connection with the threaded hole.

Referring to fig. 2 and 4, a plurality of fixed blocks 23 are fixedly connected to the adjusting block 5, a second clamping block 22 is fixedly connected to one end of each fixed block 23, a sliding groove is formed in each fixed block 23, a sliding block 24 is connected to the inside of the sliding groove in a sliding manner, a first clamping block 21 is fixedly connected to each sliding block 24, and a clamping space is formed by each first clamping block 21 and the second clamping block 22; the lateral wall of the sliding groove is provided with an adjusting groove, the sliding block 24 is fixedly connected with a baffle 25, and the baffle 25 is connected in the adjusting groove in a sliding manner.

The adjusting block 5 is provided with an adjusting mechanism 3, the adjusting mechanism 3 comprises a screw rod 31 which is rotatably connected in the chute, the screw rod 31 penetrates through the sliding block 24 and is in threaded connection with the sliding block 24, and the screw rod 31 is positioned below the baffle 25; the adjusting block 5 is provided with a driving component 4, and the driving component 4 comprises a worm wheel 41 which is in key connection with the screw rod 31; the adjusting block 5 is rotatably connected with a worm 42, a plurality of worm wheels 41 are connected with the worm 42 in a key mode, and the adjusting block 5 is fixedly connected with the worm 42 and is connected with a motor 43.

The implementation principle of the embodiment is as follows: the adjusting block 5 is clamped in the clamping groove of the connecting block 1, when the adjusting block 5 is clamped with the clamping groove, the clamping block 52 extends into the first groove 51, and the spring 53 is compressed; when adjusting block 5 complete joint in the draw-in groove, when the up end of adjusting block 5 and the up end of connecting block 1 were on same horizontal plane, spring 53 recovered elastic deformation, and fixture block 52 can pop out in first recess 51 and second recess joint under the effect of spring 53 elasticity.

One end of the limiting plate 61 abuts against the upper end face of the adjusting block 5, the other end abuts against the upper end face of the connecting block 1, the bolt 62 is rotated, and the bolt 62 penetrates through the kidney-shaped hole 611 to be in threaded connection with the threaded hole.

The workpiece to be processed is placed in the clamping space formed by the first clamping block 21 and the second clamping block 22, the motor 43 is started, the output shaft of the motor 43 drives the worm 42 to rotate, the worm wheels 41 meshed with the worm 42 rotate simultaneously, the worm wheels 41 drive the screw rods 31 to rotate, the screw rods 31 drive the sliding blocks 24 to move in the sliding grooves, the rotating speeds of the screw rods 31 are the same, the moving speeds of the sliding blocks 24 in the sliding grooves are the same, and therefore the clamping space formed by the first clamping blocks 21 and the second clamping blocks can clamp the workpieces simultaneously.

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. A clamping device of a machining center comprises a connecting block (1) arranged in the machining center, wherein a plurality of fixing blocks (23) are arranged on the connecting block (1), and one end of each fixing block (23) is fixedly connected with a second clamping block (22); a sliding groove is formed in the fixed block (23), a sliding block (24) is connected in the sliding groove in a sliding mode, a first clamping block (21) is arranged on the sliding block (24), and a clamping space is formed by the first clamping block (21) and the second clamping block (22); the connecting block is characterized in that an adjusting mechanism (3) is arranged on the connecting block (1), the adjusting mechanism (3) comprises a screw rod (31) which is rotatably connected in the sliding groove, and the screw rod (31) penetrates through the sliding block (24) and is in threaded connection with the sliding block (24); the connecting block (1) is provided with a driving assembly (4) connected with the plurality of screw rods (31).

2. A clamping device of a machining center according to claim 1, characterized in that the drive assembly (4) comprises a worm gear (41) keyed on the threaded rod (31); a worm (42) is rotatably connected to the connecting block (1), and the worm wheels (41) are all meshed with the worm (42); and a motor (43) connected with the worm (42) is arranged on the connecting block (1).

3. The clamping device of a machining center according to claim 1, wherein an adjusting groove is formed in a side wall of the sliding groove, a baffle (25) is arranged on the sliding block (24), and the baffle (25) is connected in the adjusting groove in a sliding manner.

4. The clamping device of a machining center according to claim 1, characterized in that a clamping groove is formed in the connecting block (1), an adjusting block (5) is clamped in the clamping groove, and the fixing block (23) and the adjusting mechanism (3) are both arranged on the adjusting block (5).

5. The clamping device of a machining center according to claim 4, characterized in that the connecting block (1) is provided with a limiting component (6), the limiting component (6) comprises a limiting plate (61), one end of the limiting plate (61) abuts against the adjusting block (5), the other end abuts against the connecting block (1), the limiting plate (61) is provided with a kidney-shaped hole (611), and the connecting block (1) is provided with a threaded hole; the limiting plate (61) is provided with a bolt (62) which penetrates through the waist-shaped hole (611) and is in threaded connection with the threaded hole.

6. The clamping device of a machining center according to claim 4, wherein a second groove is formed in a side wall of the clamping groove; first recess (51) have been seted up on regulating block (5), in first recess (51) the sliding connection be connected with fixture block (52) of second recess joint, be provided with spring (53) in first recess (51), the one end of spring (53) is connected on the lateral wall of first recess (51), and other one end is connected on fixture block (52).

7. A clamping device for a machining center according to claim 4, characterized in that the adjusting block (5) is provided with a handle (7).