CN210306766U

CN210306766U - Auxiliary device of numerical control machine tool

Info

Publication number: CN210306766U
Application number: CN201921305513.8U
Authority: CN
Inventors: 黄育能
Original assignee: Fujian Jianhe Civil Air Defense Engineering Equipment Co Ltd
Current assignee: Fujian Jianhe Civil Air Defense Engineering Equipment Co Ltd
Priority date: 2019-08-13
Filing date: 2019-08-13
Publication date: 2020-04-14
Anticipated expiration: 2029-08-13

Abstract

The utility model discloses a digit control machine tool auxiliary device, including frock clamp, positive reverse motor and grip block, the connection otic placode has all been welded in frock clamp week four corners all, and the equal threaded connection of four groups connection otic placode top surfaces has fastening bolt, the equal symmetrical horizontal welding in frock clamp both sides has the backup pad, and just two sets of backup pad top surfaces all have positive reverse motor through bolt fixed mounting, and is two sets of the rotation axis of positive reverse motor all sets up relatively, frock clamp top surface symmetry has transversely seted up two sets of first spouts, and is located two sets of the cavity has all been seted up to inside under the first spout, and two sets of cavities all transversely are provided with the lead screw, and are two sets of the rotation axis of positive reverse motor all through reduction gear and lead screw one end fixed connection, and are two sets of the bearing has all been cup jointed to the relative. This digit control machine tool auxiliary device can be stable to the work piece centre gripping, prevents not hard up, improves the machining precision.

Description

Auxiliary device of numerical control machine tool

Technical Field

The utility model belongs to the technical field of the digit control machine tool, concretely relates to digit control machine tool auxiliary device.

Background

The numerical control machine tool is a digital control machine tool for short, and is an automatic machine tool provided with a program control system. The control system is capable of logically processing and decoding a program defined by a control code or other symbolic instructions, represented by coded numbers, which are input to the numerical control device via the information carrier. After operation, the numerical control device sends out various control signals to control the action of the machine tool, and the parts are automatically machined according to the shape and the size required by the drawing.

The numerical control machine tool well solves the problem of machining of complex, precise, small-batch and various parts, is a flexible and high-efficiency automatic machine tool, represents the development direction of the control technology of modern machine tools, and is a typical mechanical and electrical integration product. When a jig on the market is used for processing a workpiece, the workpiece is usually fixed by a pressing block, but an auxiliary structure is not arranged to assist the workpiece, so that the accuracy of the workpiece processing is low easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a digit control machine tool auxiliary device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a numerical control machine tool auxiliary device comprises a tool clamp, a forward and reverse rotating motor and a clamping plate, wherein N groups of grooves are formed in the top end face of the tool clamp, connecting lug plates are welded at four corners of the periphery of the tool clamp, fastening bolts are connected to the top end faces of four groups of connecting lug plates in a threaded manner, supporting plates are symmetrically and horizontally welded to two sides of the tool clamp, the forward and reverse rotating motors are fixedly installed on the top end faces of the two groups of supporting plates through bolts, and rotating shafts of the two groups of forward and reverse rotating motors are arranged oppositely;

two sets of first spouts have transversely been seted up to frock clamp top end face symmetry, and are located two sets of the cavity has all been seted up to inside under the first spout, all transversely is provided with the lead screw in two sets of cavities, and is two sets of the rotation axis of just reversing motor all passes through reduction gear and lead screw one end fixed connection, and is two sets of the bearing has all been cup jointed to the relative one end of lead screw, and is two sets of the thread bush has been cup jointed to week side screw thread of lead screw, just the thread bush top end face all welds have with the gliding slide bar of first spout cooperation, and is two sets of the equal transverse welding of slide bar top end face has the grip.

Preferably, it is two sets of the second spout is all seted up to the opposite side of grip block two sets of equal symmetric sliding connection has two sets of L shape splint, four sets of in the second spout the back of L shape splint just is located the second spout and all is provided with compression spring, compression spring's the other end all with second spout inner wall fixed connection.

Preferably, four groups of electromagnetic chucks are symmetrically arranged on the top end face of the tool clamp, hydraulic rods are vertically arranged on the top end faces of the four groups of electromagnetic chucks, one end of the top of each hydraulic rod is connected with a lower pressing plate in a penetrating mode, and the lower pressing plates are rotatably connected with the hydraulic rods.

Preferably, the back surfaces of the four groups of L-shaped clamping plates are welded with inclined supporting rods, and the other ends of the four groups of inclined supporting rods are fixedly welded with the inner wall of the L-shaped clamping plate.

Preferably, rubber protective pads are bonded on one side face, in contact with the workpiece, of each of the four groups of lower pressing plates.

The utility model discloses a technological effect and advantage: according to the auxiliary device for the numerical control machine tool, the positive and negative rotation motor, the lead screw, the first sliding groove, the threaded sleeve, the sliding rod and the clamping plate are arranged, the positive and negative rotation motor drives the lead screw to rotate inside the tool clamp, the lead screw drives the threaded sleeve and the sliding rod to move in the first sliding groove, and the sliding rod drives the clamping plate to move, so that a workpiece can be clamped conveniently, looseness is prevented, and the machining precision is improved; by arranging the second sliding chute, the L-shaped clamping plate and the compression spring, the L-shaped clamping plate clamps the workpiece under the action of the compression spring to prevent the workpiece from sliding; by arranging the electromagnetic chuck, the hydraulic rod and the lower pressing plate, the hydraulic rod drives the lower pressing plate to press down four corners of the workpiece, so that the workpiece is prevented from vibrating, and the electromagnetic chuck fixes the hydraulic rod to prevent looseness; this digit control machine tool auxiliary device can be stable to the work piece centre gripping, prevents not hard up, improves the machining precision.

Drawings

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

fig. 2 is a cross-sectional view of the thread bush of the present invention;

fig. 3 is a sectional view of the L-shaped clamping plate of the present invention.

In the figure: 1 frock clamp, 2 positive and negative motor, 3 grip blocks, 4 first spouts, 5 slide bars, 6 second spouts, 7L splint, 8 compression spring, 9 electromagnet, 10 hydraulic stem, 11 holding down plate, 12 thread bush, 13 lead screws, 14 slope bracing pieces.

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.

The utility model provides a numerical control machine tool auxiliary device as shown in figures 1-3, which comprises a tool clamp 1, a positive and negative rotation motor 2 and a clamping plate 3, wherein N groups of grooves are arranged on the top end surface of the tool clamp 1, four corners around the tool clamp 1 are welded with connecting lug plates, the top end surfaces of the four groups of connecting lug plates are in threaded connection with fastening bolts, supporting plates are symmetrically and horizontally welded on two sides of the tool clamp 1, positive and negative rotation motors 2 are fixedly arranged on the top end surfaces of the two groups of supporting plates through bolts, and the rotating shafts of the two groups of positive and negative rotation motors 2 are arranged oppositely;

the top end face of the tool clamp 1 is symmetrically and transversely provided with two groups of first sliding grooves 4, cavities are formed in the inner parts of the two groups of first sliding grooves 4, lead screws 13 are transversely arranged in the two groups of cavities, the rotating shafts of two groups of positive and negative rotation motors 2 are fixedly connected with one ends of the lead screws 13 through speed reducers, bearings are sleeved at the opposite ends of the two groups of lead screws 13, thread sleeves 12 are sleeved at the peripheral sides of the two groups of lead screws 13, slide bars 5 which are matched with the first sliding grooves 4 to slide are welded on the top end face of the thread sleeves 12, clamping plates 3 used for clamping workpieces are transversely welded on the top end faces of the two groups of slide bars 5, the positive and negative rotation motors 2 drive the lead screws 13 to rotate in the tool clamp 1, the lead screws 13 drive the thread sleeves 12 and the slide bars 5 to move in the first sliding grooves 4, the slide bars 5 drive, preventing looseness.

Specifically, two sets of second chutes 6 are formed in two sets of opposite side faces of the clamping plates 3, two sets of L-shaped clamping plates 7 are symmetrically and slidably connected in the second chutes 6, compression springs 8 are arranged on the back faces of the L-shaped clamping plates 7 and in the second chutes 6, the other ends of the compression springs 8 are fixedly connected with the inner walls of the second chutes 6, and the L-shaped clamping plates 7 clamp workpieces under the action of the compression springs 8 to prevent the workpieces from sliding.

Specifically, 1 top end face symmetry of frock clamp is provided with four group's electromagnet 9, four groups 9 top end faces of electromagnet are all vertical to be provided with hydraulic stem 10, just the top one end through connection of hydraulic stem 10 has holding down plate 11, just holding down plate 11 rotates with hydraulic stem 10 to be connected, and hydraulic stem 10 drives holding down plate 11 and pushes down the work piece four corners, prevents work piece vibrations, and electromagnet 9 fixes hydraulic stem 10, prevents not hard up.

Specifically, inclined support rods 14 are welded to the back surfaces of the four groups of L-shaped clamping plates 7, the other ends of the four groups of inclined support rods 14 are fixedly welded to the inner wall of each L-shaped clamping plate 7, and the L-shaped clamping plates are supported by the inclined support rods 14.

Specifically, rubber protective pads are bonded to one side face, in contact with the workpiece, of each of the four groups of lower pressing plates 11, so that the workpiece is prevented from being abraded.

Specifically, this digit control machine tool auxiliary device, the work piece that will treat the processing is put at 1 top end of frock clamp, positive reverse motor 2 drives lead screw 13 and rotates in 1 inside of frock clamp, lead screw 13 drives thread bush 12 and slide bar 5 and removes in first spout 4, slide bar 5 drives grip block 3 and removes, L-shaped grip block 7 is to the work piece centre gripping under compression spring 8's effect, hydraulic stem 10 drives holding down plate 11 and pushes down the work piece four corners, electromagnet 9 fixes hydraulic stem 10, inclined support pole 14 supports L-shaped grip block. This digit control machine tool auxiliary device can be stable to the work piece centre gripping, prevents not hard up, improves the machining precision.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a digit control machine tool auxiliary device, includes frock clamp (1), positive reverse motor (2) and grip block (3), its characterized in that: n groups of grooves are formed in the top end face of the tool clamp (1), connecting lug plates are welded at four corners of the periphery of the tool clamp (1), fastening bolts are connected to the top end faces of the four groups of connecting lug plates in a threaded manner, supporting plates are symmetrically and horizontally welded to two sides of the tool clamp (1), forward and reverse rotating motors (2) are fixedly mounted on the top end faces of the two groups of supporting plates through bolts, and rotating shafts of the two groups of forward and reverse rotating motors (2) are arranged oppositely;

frock clamp (1) top end face symmetry has transversely seted up two sets of first spout (4), and is located two sets of the cavity has all been seted up to inside under first spout (4), all transversely is provided with lead screw (13) in two sets of cavities, and is two sets of the rotation axis of just reversing motor (2) all passes through reduction gear and lead screw (13) one end fixed connection, and is two sets of the bearing has all been cup jointed to the relative one end of lead screw (13), and is two sets of screw thread sleeve (12) have been cup jointed to the week side screw thread of lead screw (13), just screw thread sleeve (12) top end face all welds slide bar (5) gliding with first spout (4) cooperation, and is two sets of slide bar (5) top end face all transverse welding has grip block (3) that are used for the centre gripping.

2. The auxiliary device of numerical control machine tool according to claim 1, characterized in that: two sets of second spout (6) have all been seted up to the opposite side of grip block (3) two sets of equal symmetric sliding connection has two sets of L shape splint (7), four groups in second spout (6) the back of L shape splint (7) just is located second spout (6) and all is provided with compression spring (8), the other end of compression spring (8) all with second spout (6) inner wall fixed connection.

3. The auxiliary device of numerical control machine tool according to claim 1, characterized in that: frock clamp (1) top end face symmetry is provided with four electromagnetic chuck of group (9), four groups electromagnetic chuck (9) top end face is equal vertical hydraulic stem (10) that is provided with, just the top one end through connection of hydraulic stem (10) has holding down plate (11), just holding down plate (11) rotate with hydraulic stem (10) and are connected.

4. The auxiliary device of numerical control machine tool according to claim 2, characterized in that: the back of the four groups of L-shaped clamping plates (7) are welded with inclined supporting rods (14), and the other ends of the four groups of inclined supporting rods (14) are fixedly welded with the inner wall of the L-shaped clamping plates (7).

5. The auxiliary device of numerical control machine tool according to claim 3, characterized in that: and rubber protective pads are bonded on one side surfaces of the four groups of lower pressing plates (11) which are in contact with the workpiece.