阅读说明：本技术 一种数控机床用机械夹具 (Mechanical fixture for numerical control machine tool ) 是由 陆东波 于 2021-07-11 设计创作，主要内容包括：本发明公开了一种数控机床用机械夹具,包括设置于输送带两侧的同步带,两侧同步带一侧均设有动力机构,同步带外端面阵列且固定设有连接件,连接件内设有伸缩机构,伸缩机构远离连接件一端设有压力机构,压力机构能检测输送带上的检测物的宽度大小,连接件与压力机构之间设有位于伸缩机构一侧的摆动机构,摆动机构能带动压力机构沿着输送方向往复摆动,进而能修正检测物位于输送带上的角度,一侧同步带远离输送带一侧安装有回收带,对应该一侧同步带的连接件与压力机构之间设有抽真空机构,抽真空机构能将检测物吸附于压力机构上,进而带动有缺陷的检测物移动至回收带上,实现了快速完成对加工件宽度的检测及加工件位置的归正。(The invention discloses a mechanical clamp for a numerical control machine tool, which comprises synchronous belts arranged at two sides of a conveying belt, wherein one side of each synchronous belt at two sides is provided with a power mechanism, the outer end surfaces of the synchronous belts are arrayed and fixedly provided with a connecting piece, a telescopic mechanism is arranged in the connecting piece, one end of the telescopic mechanism, which is far away from the connecting piece, is provided with a pressure mechanism, the pressure mechanism can detect the width of a detected object on the conveying belt, a swinging mechanism positioned at one side of the telescopic mechanism is arranged between the connecting piece and the pressure mechanism, the swinging mechanism can drive the pressure mechanism to swing back and forth along the conveying direction so as to correct the angle of the detected object on the conveying belt, one side of the synchronous belt, which is far away from the conveying belt, is provided with a recovery belt, a vacuumizing mechanism is arranged between the connecting piece corresponding to the synchronous belt at one side and the pressure mechanism, the vacuumizing mechanism can adsorb the detected object on the pressure mechanism so as to drive the detected object with defects to move to the recovery belt, the width detection of the workpiece and the position correction of the workpiece are rapidly completed.)

1. A mechanical clamp for a numerical control machine tool is characterized by comprising synchronous belts arranged at two sides of a conveying belt, wherein one side of each of the synchronous belts at two sides is provided with a power mechanism for driving the synchronous rotation of the synchronous belt and the conveying belt, a connecting piece is arranged on an outer end surface array of the synchronous belt and is fixedly provided with a connecting piece, a telescopic mechanism is arranged in the connecting piece, one end of the telescopic mechanism, which is far away from the connecting piece, is provided with a pressure mechanism, the pressure mechanism can detect the width of a detected object on the conveying belt, a swinging mechanism is arranged at one side of the telescopic mechanism between the connecting piece and the pressure mechanism and can drive the pressure mechanism to swing in a reciprocating mode along the conveying direction so as to correct the angle of the detected object on the conveying belt, one side of the synchronous belt, which is far away from the conveying belt, is provided with a recovery belt, a vacuumizing mechanism is arranged between the connecting piece corresponding to the synchronous belt at one side and the pressure mechanism, and can adsorb the detected object on the pressure mechanism, thereby driving the defective detection object to move to the recovery belt.

2. The mechanical clamp for numerical control machine tools as claimed in claim 1, wherein the telescoping mechanism comprises a screw motor located in the connecting member, a threaded shaft in power connection with the screw motor, and a threaded sleeve in threaded connection with the threaded shaft, the threaded sleeve being connected with the pressure mechanism.

3. The mechanical clamp for numerical control machine tools as claimed in claim 2, wherein the pressure mechanism includes a fixed block and a pressure plate connected to the fixed block, the fixed block is provided with a translation chamber, a fixed shaft is fixed in the translation chamber, and one end of the threaded sleeve, which is far from the connecting member, extends into the translation chamber and is slidably connected to the outer circumferential surface of the fixed shaft.

4. The mechanical clamp for the numerical control machine tool as claimed in claim 3, wherein a detection chamber is provided in the fixed block, a ring member is slidably provided in the detection chamber, the ring member is fixedly connected to the pressure plate, and a spring is fixedly provided between the ring member and the inner wall of the detection chamber.

5. The mechanical clamp for numerical control machine tools as claimed in claim 2, wherein the swing mechanism comprises an electric telescopic rod at one end inside the connecting piece, the electric telescopic rod is connected with a sliding sleeve, a sliding rod is connected inside the sliding sleeve, and the sliding rod is hinged with one end of the fixed block.

6. The mechanical fixture for numerical control machine tools as claimed in claim 5, wherein a through cavity is formed in the connecting member near the corresponding fixing block, a limiting rod is fixed on the inner wall of the through cavity, a rotating member is arranged in the through cavity, the rotating member is slidably coupled to the limiting rod, and the rotating member is connected to the electric telescopic rod and the sliding sleeve.

7. The mechanical fixture of claim 6, wherein the rotating member has a limiting cavity therein, an outer circumferential surface of the limiting rod is slidably connected to an inner wall of the limiting cavity, a hinge cavity is formed in a side of the rotating member adjacent to the electric telescopic rod, a hinge shaft is fixedly disposed between inner walls of the hinge cavity, one end of the electric telescopic rod adjacent to the through cavity is hinged to the outer circumferential surface of the hinge shaft, and an end surface of the rotating member away from the through cavity is fixedly connected to the sliding sleeve.

8. The mechanical clamp for the numerical control machine tool as claimed in claim 1, wherein the vacuum pumping mechanism comprises a vacuum pump located at one side inside the connecting member, and vacuum holes are formed in an area array of one end of the pressure plate away from the corresponding fixed block, and the vacuum holes are communicated with the vacuum pump.

9. The mechanical fixture for numerical control machine tools as claimed in claim 8, wherein the inner wall of the vacuum hole is provided with a filter plate.

10. The mechanical fixture of claim 1, wherein the power mechanism comprises a fixing member disposed at one side of the synchronous belt, a synchronous motor is fixed at one end of the fixing member, a rotating shaft is symmetrically disposed at two ends of the synchronous belt, and an outer circumferential surface of the rotating shaft abuts against the synchronous belt and is driven by the synchronous motor.

Technical Field

The invention relates to the technical field of mechanical fixtures, in particular to a mechanical fixture for a numerical control machine tool.

Background

The numerical control machine tool is an automatic machine tool provided with a program control system, the control system can logically process assembly line work, and the machined parts are processed, polished, conveyed, stacked and the like through one process. The processing mode of present assembly line to the machined part is comparatively long, because of mechanical equipment's reason, need to make adaptation mechanical equipment detect after the machined part that will detect is neatly arranged, and through artifical monitoring by side, then need consume great human cost, in addition, after the machined part is discharged, carry out the in-process of carrying, if the accident appears, cause the machined part position to take place the skew, then most mechanical equipment can not be automatic with its normalizing, thereby lead to detecting the work failure, later need the manual work to handle, lead to detection efficiency to reduce.

Disclosure of Invention

The invention aims to solve the technical problem of providing a mechanical clamp for a numerical control machine tool aiming at the defects in the prior art.

According to the invention, a mechanical clamp for a numerical control machine tool is provided, which comprises synchronous belts arranged at two sides of a conveying belt, wherein one side of each of the synchronous belts is provided with a power mechanism for driving the synchronous belt to synchronously rotate with the conveying belt, the outer end surface of each synchronous belt is arrayed and fixedly provided with a connecting piece, a telescopic mechanism is arranged in each connecting piece, one end of each telescopic mechanism, which is far away from each connecting piece, is provided with a pressure mechanism, the pressure mechanism can detect the width of a detected object on the conveying belt, a swinging mechanism is arranged at one side of each telescopic mechanism between each connecting piece and the pressure mechanism, the swinging mechanism can drive the pressure mechanisms to reciprocate along the conveying direction, so that the angle of the detected object on the conveying belt can be corrected, a recovery belt is arranged at one side of each synchronous belt, a vacuumizing mechanism is arranged between the connecting piece corresponding to the synchronous belt at the one side and the pressure mechanism, and the vacuumizing mechanism can adsorb the detected object on the pressure mechanism, thereby driving the defective detection object to move to the recovery belt.

Preferably, the telescopic mechanism comprises a screw motor positioned in the connecting piece, a threaded shaft in power connection with the screw motor, and a threaded sleeve in threaded connection with the threaded shaft, and the threaded sleeve is connected with the pressure mechanism.

Preferably, the pressure mechanism includes the fixed block and the pressure plate of being connected with the fixed block, and the fixed block is equipped with the translation chamber, and the translation intracavity is fixed to be equipped with the fixed axle, and threaded sleeve keeps away from connecting piece one end and extends to translation intracavity and outer disc sliding connection of fixed axle.

Preferably, be equipped with in the fixed block and detect the chamber, detect that the intracavity slides and be equipped with the loop forming element, loop forming element and pressure plate fixed connection, the loop forming element is equipped with the spring with detecting between the intracavity wall fixedly.

Preferably, swing mechanism is including being located the electric telescopic handle of connecting piece one end, and electric telescopic handle is connected with the sliding sleeve, and sliding connection has the slide bar in the sliding sleeve, slide bar and fixed block one end hinged joint.

Preferably, a through cavity is formed in one side, close to the corresponding fixing block, of the connecting piece, a limiting rod is fixedly arranged on the inner wall of the through cavity, a rotating piece is arranged in the through cavity, the rotating piece is connected to the limiting rod in a sliding fit mode, and the rotating piece is connected to the electric telescopic rod and the sliding sleeve.

Preferably, the rotation piece in-connection has spacing chamber, and the disc outside the gag lever post and spacing intracavity wall sliding connection rotate the piece and have been close to electric telescopic handle one side and seted up articulated chamber, and the fixed articulated shaft that is equipped with between the articulated intracavity wall, electric telescopic handle are close to logical chamber one end and articulated shaft disc hinged joint, rotate the piece and keep away from logical chamber a terminal surface and sliding sleeve fixed connection.

Preferably, the vacuum pumping mechanism comprises a vacuum pump positioned on one side in the connecting piece, vacuum holes are formed in an area array on one end face, far away from the corresponding fixed block, in the pressure plate, and the vacuum holes are communicated with the vacuum pump.

Preferably, the inner wall of the vacuum hole is provided with a filter plate.

Preferably, the power mechanism comprises a fixing part located on one side of the synchronous belt, a synchronous motor is fixedly arranged at one end in the fixing part, rotating shafts are symmetrically arranged at two ends in the synchronous belt and rotatably arranged at two ends in the synchronous belt, and the outer circular surface of each rotating shaft abuts against the synchronous belt and is driven by the synchronous motor.

The invention can clamp the workpieces through the fixed blocks on the two sides, in the clamping process, the fixed blocks are driven by the electric telescopic rods to translate left and right, so that the workpieces with offset positions are adjusted, the workpieces are convenient to clamp and are subjected to position correction again, and the subsequent assembly line work is facilitated, so that the detection of the width of the workpieces and the correction of the positions of the workpieces are quickly completed, in addition, the unqualified workpieces are adsorbed in vacuum by the vacuum pump and transferred to the recovery belt for recovery, the failure of machine detection caused by the offset positions is avoided, the working process of the assembly line machine tool is shortened, and the detection efficiency is improved.

Drawings

A more complete understanding of the present invention, and the attendant advantages and features thereof, will be more readily understood by reference to the following detailed description when considered in conjunction with the accompanying drawings wherein:

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic view of the structure at A-A in FIG. 1;

FIG. 3 is an enlarged view of the point B in FIG. 1;

FIG. 4 is an enlarged view of FIG. 3 at C;

FIG. 5 is a schematic diagram of a pressure mechanism according to an embodiment of the present invention;

FIG. 6 is a diagram illustrating the swinging state of the pressure mechanism according to the embodiment of the present invention;

fig. 7 is a working state diagram of the embodiment of the invention.

It is to be noted, however, that the appended drawings illustrate rather than limit the invention. It is noted that the drawings representing structures may not be drawn to scale. Also, in the drawings, the same or similar elements are denoted by the same or similar reference numerals.

Detailed Description

In order that the present disclosure may be more clearly and readily understood, reference will now be made in detail to the present disclosure as illustrated in the accompanying drawings.

As shown in fig. 1 to 7, the mechanical fixture for numerical control machine tool of this embodiment includes the synchronous belt 11 disposed on both sides of the conveying belt 10, the synchronous belt 11 on both sides is provided with a power mechanism, the power mechanism can drive the synchronous belt 11 to rotate synchronously with the conveying belt 10, the power mechanism includes a fixing member 43 disposed on one side of the synchronous belt 11 and disposed on the ground, one end of the fixing member 43 is provided with a synchronous motor 13, two ends of the synchronous belt 11 are provided with a rotating shaft 14 symmetrically and rotatably, the outer circumferential surface of the rotating shaft 14 abuts against the synchronous belt 11, the rotating shaft 14 is connected with a end surface of the synchronous motor 13 near the synchronous belt 11 in the fixing member 43 near one end of the fixing member 43, the synchronous motor 13 is started, and can drive the rotating shaft 14 to rotate, thereby driving the synchronous belt 11 to rotate synchronously with the conveying belt 10.

The outer terminal surface array of hold-in range 11 and fixed connecting piece 21 that is equipped with, be equipped with telescopic machanism in the connecting piece 21, telescopic machanism is including the screw motor 34 that is located connecting piece 21, screw motor 34 is close to conveyer belt terminal surface power and is connected with threaded spindle 33, connecting piece 21 is close to conveyer belt one side and is equipped with threaded sleeve 17, threaded cavity 16 has been seted up in the threaded sleeve 17, the outer disc of threaded spindle 33 and the 16 inner wall threaded connection in threaded cavity, when screw motor 34 drives threaded spindle 33 and rotates, can drive threaded sleeve 17 and slide. Telescopic machanism keeps away from connecting piece 21 one end and is equipped with pressure mechanism, pressure mechanism can detect the width size of the thing that detects on the conveyer belt, pressure mechanism includes fixed block 15, keep away from corresponding hold-in range 11 one end in the fixed block 15 and seted up and detect chamber 31, it is equipped with loop forming element 23 to slide in detecting chamber 31, loop forming element 23 keeps away from corresponding detection chamber 31 one end fixedly connected with pressure plate 28, loop forming element 23 is located and detects chamber 31 in an terminal surface and detect and fixedly be equipped with spring 22 between the chamber 31 inner wall, be close to corresponding hold-in range 11 one end in the fixed block 15 and seted up translation chamber 25, the fixed axle 24 that is equipped with between the translation chamber 25 inner wall, threaded sleeve 17 keeps away from connecting piece 21 one end and extends to translation chamber 25 in with the outer disc sliding connection of fixed axle 24, so threaded sleeve 17 can drive fixed block 15 and remove. And a swing mechanism positioned at one side of the telescopic mechanism is arranged between the connecting piece 21 and the pressure mechanism, and the swing mechanism can drive the pressure mechanism to swing back and forth along the conveying direction, so that the angle of the detected object 100 on the conveying belt 10 can be corrected.

The swinging mechanism comprises an electric telescopic rod 40 positioned at one end in a connecting piece 21, a through cavity 37 is arranged at one side of the connecting piece 21 close to a corresponding fixed block 15, a limiting rod 38 is fixedly arranged between the inner walls of the through cavity 37, a rotating piece 36 is arranged in the through cavity 37, a limiting cavity 35 is communicated in the rotating piece 36, the outer circular surface of the limiting rod 38 is in sliding connection with the inner wall of the limiting cavity 35, a hinge cavity 42 is arranged at one side of the rotating piece 36 close to the electric telescopic rod 40, a hinge shaft 41 is fixedly arranged between the inner walls of the hinge cavity 42, one end of the electric telescopic rod 40 close to the through cavity 37 is in hinge connection with the outer circular surface of the hinge shaft 41, when the electric telescopic rod 40 extends and retracts, the rotating piece 36 can be driven to rotate, one end face, far away from the through cavity 37, of the rotating piece 36 is fixedly connected with the sliding sleeve 29, the sliding cavity 39 is formed in the sliding sleeve 29, the inner wall of the sliding cavity 39 is connected with the sliding rod 30 in a sliding mode, and one end, far away from the sliding cavity 39, of the sliding rod 30 is hinged to one end, close to the connecting piece 21, of the fixing block 15. Thus, when the electric telescopic rod 40 is started, the rotating part 36 can be driven to rotate in the through cavity 37 through the hinge connection, and then the sliding sleeve 29 is driven to rotate through the fixed connection, at this time, the threaded sleeve 17 is not moved, so that the sliding sleeve 29 drives the fixing block 15 to translate left and right through the sliding rod 30, and then the fixing block 15 drives the pressure plate 28 to translate left and right through the ring-shaped part 23.

The recovery belt 12 is installed to one side hold-in range 11 far away from conveyer belt 10 one side, is equipped with evacuation mechanism between opposite side and the pressure mechanism in the connecting piece 21 on this side hold-in range 11, and evacuation mechanism can adsorb on the pressure mechanism with detection thing 100, and then drives the detection thing 100 of defect and remove to the recovery belt 12 on. The vacuumizing mechanism comprises a vacuum pump 20 located on one side in a connecting piece 21, one end of the vacuum pump 20 is symmetrically and fixedly provided with a vacuum pipeline 19, the vacuum pipeline 19 on one side is communicated with the outside, the vacuum pipeline 19 on the other side is fixedly connected with a hose 18, one end face, far away from the corresponding fixed block 15, of a pressure plate 28 is provided with vacuum holes 27 in an array mode, a filter plate 26 is fixedly arranged on the inner wall of each vacuum hole 27, the filter plate 26 can prevent blockage in each vacuum hole 27, the inner wall, far away from one side of the filter plate 26, in each vacuum hole 27 is connected with the hose 18, a ring piece 23 is located between one end, far away from a detection cavity 31, of the ring piece 31 and the inner wall of the detection cavity 31, detection elements 32 are symmetrically and fixedly arranged between the ring piece 23 and the inner wall of the detection cavity 31, and the detection elements 32 on two sides are used for controlling the starting of the vacuumizing mechanism.

Before use, the spring 22 is in a natural state, the vacuum pump 20, the screw motor 34, the electric telescopic rod 40 and the synchronous motor 13 stop working, the fixing blocks 15 on the two sides are respectively located on the two sides of the conveyer belt 10, and the object 100 to be detected on the conveyer belt 10 is a straight-edge object, such as a cube or a cuboid.

During the use, conveyer belt 10 and recovery area 12 begin the transmission, synchronous machine 13 synchronous start, thereby can drive hold-in range 11 and conveyer belt 10 synchronous revolution, hold-in range 11 when rotating, drive connecting piece 21 through fixed connection and remove, place the analyte 100 on conveyer belt 10 at a certain distance apart, when analyte 100 is located between both sides fixed block 15, screw motor 34 starts, drive threaded sleeve 17 and slide to analyte 100, threaded sleeve 17 can drive fixed block 15 through fixed axle 24 and remove, fixed block 15 drives pressure plate 28 through loop forming element 23 and removes to analyte 100 direction, the distance that threaded sleeve 17 removed is fixed, and the distance that drives fixed block 15 to remove is fixed, after threaded sleeve 17 removed to the limit, screw motor 34 closed.

The electric telescopic rod 40 is started to drive the sliding sleeve 29 to rotate, at the moment, the threaded sleeve 17 is not moved, the sliding sleeve 29 drives the fixing block 15 to translate left and right through the sliding rod 30, the fixing block 15 further drives the pressure plate 28 to translate left and right through the annular piece 23, at the moment, the pressure plates 28 on the two sides translate relatively, the placing position of a detected object can be changed by abutting against the detected object 100, the width of the detected object can be detected, and at the moment, the electric telescopic rod 40 stops working; at this time, the pressure plates 28 on both sides continue to move for a certain distance, if the width of the object is normal, the pressure plates 28 abut against the object 100 to drive the ring-shaped member 23 to slide into the detection cavity 31, the detection cavity 31 drives the corresponding detection elements 32 to move through the fixed connection, at this time, the detection elements 32 on both sides do not abut against each other, the distance that the ring-shaped member 23 slides into the detection cavity 31 is fixed, and the distance between the detection elements 32 on both sides is taken as a preset value L1, L1 can be a range value, when the width of the object 100 is too large, the fixed block 15 displaces by the same distance, the distance that the ring-shaped member 23 slides into the detection cavity 31 is increased, at this time, the detection elements 32 on both sides contact each other, that is, the distance L2 between the detection elements 32 on both sides is smaller than L1, when the width of the object is too small, after the fixed block 15 moves by the fixed distance, the pressure plates 28 contact or do not contact with the object 100, can both lead to the ring-shaped member 23 to slide the distance that gets into in detecting chamber 31 and diminish, distance L3 between the check out test set 32 of both sides this moment is greater than L1, when the deviation appears with default L1 in the distance, control vacuum pump 20 through check out test set 32 and start, vacuum pump 20 discharges the air in vacuum hole 27 to the external world through vacuum pipe 19 through hose 18, thereby can carry out vacuum adsorption through vacuum hole 27 to the surface of detection thing 100, hold-in range 11 continues to rotate, drive connecting piece 21 and rotate, when connecting piece 21 rotates to recovery belt 12 top, vacuum pump 20 stops working, detection thing 100 is no longer adsorbed by the vacuum at this moment, and then drops to recovery belt 12 surface, drive defective detection thing 100 through recovery belt 12 and carry and the scratch.

It is to be understood that while the present invention has been described in conjunction with the preferred embodiments thereof, it is not intended to limit the invention to those embodiments. It will be apparent to those skilled in the art from this disclosure that many changes and modifications can be made, or equivalents modified, in the embodiments of the invention without departing from the scope of the invention. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention are still within the scope of the protection of the technical solution of the present invention, unless the contents of the technical solution of the present invention are departed.