CN212683190U

CN212683190U - Workpiece clamping device of numerical control machine tool

Info

Publication number: CN212683190U
Application number: CN202020966393.2U
Authority: CN
Inventors: 孙鹏飞
Original assignee: Suzhou Duohengsheng Precision Machinery Co ltd
Current assignee: Suzhou Duohengsheng Precision Machinery Co ltd
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2021-03-12
Anticipated expiration: 2030-06-01

Abstract

The utility model relates to a digit control machine tool technical field just discloses a digit control machine tool work piece clamping device, which comprises a base, the top fixed mounting of base has the fixed body, fixed body central point puts fixed mounting has second electric telescopic handle, second electric telescopic handle the place ahead fixed mounting has the baffle, the central point of base puts fixed mounting and has the work piece mount table, the left side top fixed mounting of the fixed body has left installation piece, fixed plate left side fixed mounting has first electric telescopic handle, fastening nut is installed in the cooperation of fastening bolt bottom, adjusting handle is installed at fastening bolt's top. This digit control machine tool work piece clamping device, telescopic machanism are by the electric control, and the telescopic link has longer length simultaneously, can effectual clamp tight work piece when placing the work piece, and clamping device accommodation is wider, can adapt to the work piece of various sizes and types, consequently need not change the clamp body when processing in production.

Description

Workpiece clamping device of numerical control machine tool

Technical Field

The utility model relates to a digit control machine tool technical field specifically is a digit control machine tool work piece clamping device.

Background

The numerical control machine tool is an automatic machine tool provided with a program control system. The numerical control machine tool can well solve the problem of complex, precise, small-batch and multi-variety part processing, and is a flexible and high-efficiency automatic machine tool.

The machine tool clamping device can ensure the machining precision of the machine tool, different working characteristics and structural forms of various machine tools are different, different requirements are correspondingly provided for the structures of the clamping devices, the traditional clamping device is simple in structure and poor in fixing performance, meanwhile, the clamping requirements for workpieces are high, the application range is narrow, the clamping device cannot adapt to workpieces of various sizes and types, the clamping device is often required to be replaced, the clamping device on the existing numerical control machine tool has the condition that the clamping force is not easy to control, in order to avoid the movement of the workpieces, the workpieces are often required to be clamped, if the clamping force is too large, the surface of the workpieces can be damaged, flaws can be left on the surfaces of the workpieces, and the precision required by the workpieces is influenced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a digit control machine tool work piece clamping device possesses and can adapt to various types of work piece and use, avoid advantages such as workpiece surface damage, has solved that the background art provides can not adapt to various types of work piece and use, cause the problem of damage to workpiece surface.

(II) technical scheme

In order to realize the purpose that the aforesaid can adapt to various types of work pieces and use, avoid workpiece surface damage, the utility model provides a following technical scheme: a workpiece clamping device of a numerical control machine tool comprises a base, wherein a fixed body is fixedly arranged above the base, a second electric telescopic rod is fixedly arranged at the central position of the fixed body, a baffle is fixedly arranged in front of the second electric telescopic rod, a workpiece mounting table is fixedly arranged at the central position of the base, a left mounting block is fixedly arranged at the top end of the left side of the fixed body, a fixed plate is fixedly arranged at the right side of the left mounting block, a first electric telescopic rod is fixedly arranged at the left side of the fixed plate, a left clamping body is fixedly arranged in front of the first electric telescopic rod, a right mounting block is slidably connected to the top end of the right side of the fixed body, the fixed body is fixedly connected with the left mounting block and the right mounting block through fixing bolts, a chute is formed at the top end of the right side of the fixed body, a movable plate is fixedly arranged at the left, the front of the third electric telescopic rod is fixedly provided with a right clamping body, a fastening bolt is rotatably connected between the right side of the fixed plate and the right side of the movable plate, the bottom of the fastening bolt is provided with a fastening nut in a matched mode, and the top of the fastening bolt is provided with an adjusting hand wheel.

Preferably, a rubber sheet is fixedly installed in front of the left clamping body and the right clamping body, and a rubber sheet is fixedly installed in front of the baffle.

Preferably, the fixing bolt is fixedly connected with the left mounting block and the fixing body.

Preferably, the right side surface of the right mounting block is mounted inside the sliding groove, and the right mounting block is connected with the sliding groove in a sliding manner.

Preferably, the workpiece mounting table is installed in the center of the base, and the workpiece mounting table is suitable for workpieces of various types.

Preferably, the rubber sheets are three, and the three rubber sheets are respectively arranged in front of the left clamping body, the right clamping body and the baffle.

(III) advantageous effects

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this digit control machine tool work piece clamping device, telescopic machanism are by the electric control, and the telescopic link has longer length simultaneously, can effectual clamp tight work piece when placing the work piece, and clamping device accommodation is wider, can adapt to the work piece of various sizes and types, consequently need not change the clamp body when processing in production.

2. This digit control machine tool work piece clamping device, fixed mounting rubber piece on pressing from both sides the clamp body, when pressing from both sides the clamp body and mutually supporting and pressing from both sides tight work piece, the rubber piece can press from both sides tightly the work piece simultaneously, simultaneously because the separation of rubber piece, when too big to the work piece clamp force, can not cause the harm to the surface of work piece, and the portion can leave the scar on the work piece surface, has avoided the precision that influences the work piece needs simultaneously.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of a local structure of the present invention.

In the figure: 1. a base; 2. adjusting a hand wheel; 3. a fixing plate; 4. a first electric telescopic rod; 5. a left clamp body; 6. a rubber sheet; 7. a baffle plate; 8. a second electric telescopic rod; 9. a fixed body; 10. a right mounting block; 11. a third electric telescopic rod; 12. a right clamp body; 13. fastening a nut; 14. fastening a bolt; 15. a movable plate; 16. a chute; 17. a workpiece mounting table; 18. a left mounting block; 19. and (5) fixing the bolt.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example one

Referring to fig. 1-2, a workpiece clamping device for a numerical control machine tool comprises a base 1, a fixed body 9 is fixedly mounted above the base 1, a second electric telescopic rod 8 is fixedly mounted at the center of the fixed body 9, a baffle 7 is fixedly mounted in front of the second electric telescopic rod 8, the second electric telescopic rod 8 moves back and forth to drive the baffle 7 to move telescopically for clamping a workpiece, a workpiece mounting table 17 is fixedly mounted at the center of the base 1, a left mounting block 18 is fixedly mounted at the top end of the left side of the fixed body 9, a fixed plate 3 is fixedly mounted at the right side of the left mounting block 18, a first electric telescopic rod 4 is fixedly mounted at the left side of the fixed plate 3, a left clamping body 5 is fixedly mounted in front of the first electric telescopic rod 4, a right mounting block 10 is slidably connected at the top end of the right side of the fixed body 9, the fixed body 9 and the left mounting block 18 are fixedly connected, the right mounting block 10 is connected with the chute 16 in a sliding manner, the left side of the right mounting block 10 is fixedly provided with a movable plate 15, the left side of the movable plate 15 is fixedly provided with a third electric telescopic rod 11, the front part of the third electric telescopic rod 11 is fixedly provided with a right clamping body 12, the left clamping body 5 and the right clamping body 12 are matched with each other to clamp a workpiece, the workpiece is placed in a workpiece mounting table 17, the first electric telescopic rod 4 is started and switched, the first electric telescopic rod 4 extends forwards to drive the left clamping body 5 to move forwards, the third electric telescopic rod 11 moves forwards to drive the right clamping body 12 to move forwards, the left clamping body 5 and the right clamping body 12 are matched with each other to fasten the workpiece together, meanwhile, the second electric telescopic rod 8 moves forwards to drive the baffle 7 to move forwards, the baffle 7 blocks one side of the workpiece to avoid the workpiece from inclining, and after the workpiece is clamped by matching with each other, when a workpiece is large, when the left clamping body 5 and the right clamping body 12 are clamped mutually, the left height and the right height of the workpiece are inconsistent, and the workpiece can move, a fastening bolt 14 is rotatably connected between the right side of the fixed plate 3 and the right side of the movable plate 15, a fastening nut 13 is installed at the bottom of the fastening bolt 14 in a matched mode, and an adjusting hand wheel 2 is installed at the top of the fastening bolt 14, so that after the workpiece is clamped, the adjusting hand wheel 2 is manually rotated, the adjusting hand wheel 2 drives the fastening bolt 14 to rotate downwards to clamp the workpiece, after the workpiece is machined, the adjusting hand wheel 2 is rotated upwards, the adjusting hand wheel 2 drives the fastening bolt 14 to move upwards to loosen the workpiece, the first electric telescopic rod 4 and the third electric telescopic rod 11 are started simultaneously, and the left clamping body 5 and the.

Example two

According to the first embodiment, as shown in fig. 1, a workpiece clamping device for a numerical control machine tool is provided, wherein a rubber sheet 6 is fixedly installed in front of a left clamping body 5 and a right clamping body 12, a rubber sheet 6 is fixedly installed in front of a baffle 7, the rubber sheet 6 is provided with three sheets, the three sheets of rubber sheets 6 are respectively installed in front of the left clamping body 5, the right clamping body 12 and the baffle 7, and when a workpiece is clamped, the surface of the workpiece is prevented from being damaged due to the obstruction of the rubber sheets 6.

The working principle is as follows: when a workpiece is machined, the workpiece is placed into the workpiece mounting table 17, the switch is started, the first electric telescopic rod 4 extends forwards to drive the left clamping body 5 to move forwards, the third electric telescopic rod 11 moves forwards to drive the right clamping body 12 to move forwards, the left clamping body 5 and the right clamping body 12 are matched with each other to jointly fasten the workpiece, meanwhile, the second electric telescopic rod 8 moves forwards to drive the baffle 7 to move forwards, the baffle 7 blocks one side of the workpiece to avoid the workpiece from inclining, after the workpiece is clamped by matching with each other, the workpiece to be machined is different in size, when the workpiece is larger, the left clamping body 5 and the right clamping body 12 are clamped with each other, the left and right heights of the workpiece are different, the workpiece can move, so that after the workpiece is clamped, the adjusting hand wheel 2 is manually rotated, the adjusting hand wheel 2 drives the fastening bolt 14 to rotate downwards, and clamping the workpiece, after the workpiece is machined, upwards rotating the adjusting hand wheel 2, driving the fastening bolt 14 to upwards move by the adjusting hand wheel 2 to loosen the workpiece, and simultaneously starting the first electric telescopic rod 4 and the third electric telescopic rod 11, so that the left clamping body 5 and the right clamping body 12 outwards move to loosen the workpiece.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A workpiece clamping device of a numerical control machine tool comprises a base (1);

the method is characterized in that:

the upper part of the base (1) is fixedly provided with a fixed body (9), the center of the fixed body (9) is fixedly provided with a second electric telescopic rod (8), the front of the second electric telescopic rod (8) is fixedly provided with a baffle (7), the center of the base (1) is fixedly provided with a workpiece mounting table (17), the left top end of the fixed body (9) is fixedly provided with a left mounting block (18), the right side of the left mounting block (18) is fixedly provided with a fixed plate (3), the left side of the fixed plate (3) is fixedly provided with a first electric telescopic rod (4), the front of the first electric telescopic rod (4) is fixedly provided with a left clamping body (5), the right top end of the fixed body (9) is slidably connected with a right mounting block (10), and the fixed body (9) and the left mounting block (18) are fixedly connected through a fixed bolt (19), open the right side top of the fixed body (9) has spout (16), right side installation piece (10) and spout (16) sliding connection, the left side fixed mounting of right side installation piece (10) has fly leaf (15), the left side fixed mounting of fly leaf (15) has third electric telescopic handle (11), the place ahead fixed mounting of third electric telescopic handle (11) has right clamp body (12), it is connected with fastening bolt (14) to rotate between fixed plate (3) right side and fly leaf (15) right side, fastening nut (13) are installed in fastening bolt (14) bottom cooperation, adjusting hand wheel (2) are installed at the top of fastening bolt (14).

2. The numerical control machine tool workpiece clamping device as claimed in claim 1, characterized in that: the front of the left clamping body (5) and the front of the right clamping body (12) are fixedly provided with rubber sheets (6), and the front of the baffle (7) is fixedly provided with the rubber sheets (6).

3. The numerical control machine tool workpiece clamping device as claimed in claim 1, characterized in that: the fixing bolt (19) is fixedly connected with the left mounting block (18) and the fixing body (9).

4. The numerical control machine tool workpiece clamping device as claimed in claim 1, characterized in that: the right side surface of the right mounting block (10) is mounted in the sliding groove (16), and the right mounting block (10) is connected with the sliding groove (16) in a sliding mode.

5. The numerical control machine tool workpiece clamping device as claimed in claim 1, characterized in that: the workpiece mounting table (17) is mounted in the center of the base (1), and the workpiece mounting table (17) is suitable for workpieces of various types.

6. The numerical control machine tool workpiece clamping device as claimed in claim 2, characterized in that: the rubber sheet (6) comprises three rubber sheets, and the three rubber sheets (6) are respectively arranged in front of the left clamping body (5), the right clamping body (12) and the baffle (7).