阅读说明：本技术 一种新型智能车槽机 (Novel intelligent groove turning machine ) 是由 江细明 于 2021-06-11 设计创作，主要内容包括：一种新型智能车槽机,包括机架,机架的顶面配置有轴向水平的加工主轴,加工主轴在一端同轴的设有用于装夹圆柱型工件的筒夹；机架的顶面还配置有上料单元,上料单元提供一个振动盘,还提供一个位于筒夹的装料侧的取料机构,取料机构具有用于承接振动盘排出的圆柱型工件的夹具；还提供一个推料机构,推料机构具有同轴对齐于筒夹的推料杆；车刀单元中提供一个刀座,刀座上可拆的安装有至少两个沿筒夹的轴向间隔布置的刀头；车刀单元中还提供一个驱动刀座两轴运动的车刀伺服机构。本发明在圆柱型工件的车槽工序中提供了上料、装夹、车削、下料的自动化衔接方案,配置了不停机换刀的双刀架构,大幅度的提高了生产效率。(A novel intelligent groove cutting machine comprises a rack, wherein an axially horizontal processing main shaft is arranged on the top surface of the rack, and a collet chuck for clamping a cylindrical workpiece is coaxially arranged at one end of the processing main shaft; the top surface of the rack is also provided with a feeding unit, the feeding unit is provided with a vibrating disk, and the feeding unit is also provided with a material taking mechanism positioned on the material charging side of the collet chuck, and the material taking mechanism is provided with a clamp for receiving cylindrical workpieces discharged by the vibrating disk; a pushing mechanism is also provided, and the pushing mechanism is provided with a pushing rod coaxially aligned with the collet; a tool apron is provided in the turning tool unit, and at least two tool bits which are arranged at intervals along the axial direction of the collet chuck are detachably arranged on the tool apron; the turning tool unit is also provided with a turning tool servo mechanism for driving the tool apron to move along two axes. The invention provides an automatic connection scheme of feeding, clamping, turning and discharging in a grooving process of a cylindrical workpiece, and a double-cutter framework for changing cutters without stopping the machine is configured, so that the production efficiency is greatly improved.)

1. A novel intelligent groove cutting machine comprises a rack, wherein an axially horizontal processing main shaft is arranged on the top surface of the rack, and a collet chuck for clamping a cylindrical workpiece is coaxially arranged at one end of the processing main shaft; the top surface of the frame is also provided with a turning tool unit for turning the cylindrical workpiece clamped by the collet;

the method is characterized in that:

the top surface of the frame is also provided with a feeding unit which is provided with a vibrating disk so as to discharge cylindrical workpieces to the charging side of the collet chuck one by one in a posture that the cylindrical workpieces are parallel to the collet chuck in the axial direction; the feeding unit is also provided with a material taking mechanism positioned on the feeding side of the collet chuck, the material taking mechanism is provided with a clamp for receiving the cylindrical workpiece discharged by the vibration disc, and the clamp is linearly driven along the radial direction of the collet chuck to transfer the received cylindrical workpiece to the front of the axis of the collet chuck; the feeding unit is also provided with a pushing mechanism which is provided with a pushing rod coaxially aligned with the collet chuck, and the pushing rod is linearly driven along the axial direction to push the cylindrical workpiece which is shifted to the front of the axis of the collet chuck into the collet chuck;

a tool apron is provided in the turning tool unit, and at least two tool bits which are arranged at intervals along the axial direction of the collet chuck are detachably arranged on the tool apron; the turning tool unit is also provided with a turning tool servo mechanism for driving the tool apron to move along two axes so as to enable any tool bit to feed a cylindrical workpiece clamped by the collet chuck;

the frame is also provided with an electric control unit for respectively driving the processing main shaft, the collet chuck, the vibrating disk, the clamp, the material pushing rod and the turning tool servo mechanism.

2. A novel intelligent slot turning machine as claimed in claim 1, wherein: an air passage which is arranged along the axis is arranged in the collet chuck, and an air source which is driven by an electric control unit is arranged and connected to the air passage so as to blow out the cylindrical workpiece clamped by the collet chuck outwards.

3. A novel intelligent slot turning machine as claimed in claim 2, wherein: a material baffle plate is arranged on the charging side of the collet chuck, and the material baffle plate is normal to the axis of the collet chuck; and a first air cylinder driven by an electric control unit is also arranged, and the first air cylinder drives the material baffle to displace along the radial direction of the collet chuck so as to intercept the cylindrical workpiece blown out by the collet chuck.

4. A novel intelligent slot machine as claimed in claim 1, 2 or 3 wherein: the turning tool servo mechanism is a cross sliding table which is provided with two moving axes which are parallel to the axial direction of the collet chuck and normal to the axial direction of the collet chuck.

5. A novel intelligent slot-turning machine as claimed in claim 1, 2 or 3, wherein: one end of the material pushing rod facing the collet chuck is provided with a magnetic suction head for magnetically adsorbing the cylindrical workpiece.

6. A novel intelligent grooving machine as claimed in claim 5 wherein: the pushing mechanism is provided with a two-section type telescopic assembly which linearly drives the pushing rod along the axial direction, the two-section type telescopic assembly comprises a second air cylinder, a sliding seat which is driven by the second air cylinder to move in parallel with the axial direction of the pushing rod, and a third air cylinder arranged on the sliding seat, and the pushing rod is coaxially connected to a piston rod of the third air cylinder; the second cylinder and the third cylinder are driven by the electric control unit.

7. A novel intelligent slot-turning machine as claimed in claim 1, 2 or 3, wherein: the discharge port of the vibrating disc is connected with an alignment groove which just holds cylindrical workpieces to be arranged in parallel in an axial parallel mode; wherein the tail ends of the whole row of grooves are bent downwards and twisted so that the cylindrical workpiece at the tail end of the whole row of grooves is in a posture that the axial direction is parallel to the collet chuck.

8. A novel intelligent slot-turning machine as claimed in claim 7, wherein: the material taking mechanism is also provided with a stack assembly, the stack assembly is provided with a temporary storage bin which is communicated in the vertical direction, the top end of the temporary storage bin is in butt joint communication with the tail ends of the whole row of grooves, and the caliber of the temporary storage bin is just suitable for accommodating cylindrical workpieces positioned at the tail end of the whole row of grooves, keeping the cylindrical workpieces axially parallel to the collet chuck, and falling into the temporary storage bin in parallel in the vertical direction.

9. A novel intelligent slot-turning machine as claimed in claim 8, wherein: the clamp comprises a first material taking plate matched with the bottom surface of the stack assembly, a fourth cylinder for driving the first material taking plate to move along the radial direction of the collet chuck, a second material taking plate matched with the bottom surface of the stack assembly, and a fifth cylinder for driving the second material taking plate to move along the radial direction of the collet chuck; the first material taking plate and the second material taking plate are in butt joint fit along a straight line normal to the axis of the collet chuck, a first clamping part is arranged at one end of the first material taking plate, which is matched with the second material taking plate, a second clamping part is arranged at one end of the second material taking plate, which is matched with the first material taking plate, and the first clamping part and the second clamping part are mutually matched to clamp the cylindrical workpiece from two sides of the bottom end of the temporary storage bin; the fourth cylinder and the fifth cylinder are driven by the electric control unit.

10. A novel intelligent slot-turning machine as claimed in claim 9, wherein: the first clamping part is a step-shaped concave surface formed on the upper edge at one end of the first material taking plate matched with the second material taking plate, and the second clamping part is a step-shaped concave surface formed on the upper edge at one end of the second material taking plate matched with the first material taking plate.

Technical Field

The invention relates to the technical field of metal processing, in particular to a novel intelligent grooving machine.

Background

As shown in fig. 1, a rivet body 1 'of a curtain rivet is shown, the rivet body 1' is of a cylindrical structure with a through hole inside, and a mushroom-shaped cap edge 2 'is formed at one end, and an annular groove 3' needs to be formed at the joint of the rivet body 1 'and the cap edge 2' in the circumferential direction of the cylindrical surface.

For cylindrical workpieces such as the rivet body member 1' shown in fig. 1, a manner of realizing grooving in the circumferential direction of a cylindrical surface is generally turning, and automatic connection is difficult to realize in feeding, clamping, turning and blanking.

Moreover, the turning tool is an easy-to-wear part in the turning process, and the turning tool needs to be replaced in time after the turning tool is worn and then the card-to-break tool is broken. Usually when changing the lathe tool, need the middle section production process to shut down the operation, need carry out the precision debugging to the lathe tool of changing moreover, this just leads to production efficiency to receive serious influence.

Disclosure of Invention

Aiming at the technical problems, the invention provides a novel intelligent grooving machine, which is used for providing an automatic connection scheme of feeding, clamping, turning and discharging in a grooving process of a cylindrical workpiece, and particularly is provided with a double-cutter framework for changing cutters without stopping the machine, so that the production efficiency is greatly improved.

In order to achieve the above object, the present invention adopts the following technical solutions.

A novel intelligent groove cutting machine comprises a rack, wherein an axially horizontal processing main shaft is arranged on the top surface of the rack, and a collet chuck for clamping a cylindrical workpiece is coaxially arranged at one end of the processing main shaft; the top surface of the frame is also provided with a turning tool unit for turning the cylindrical workpiece clamped by the collet;

the top surface of the frame is also provided with a feeding unit which is provided with a vibrating disk so as to discharge cylindrical workpieces to the charging side of the collet chuck one by one in a posture that the cylindrical workpieces are parallel to the collet chuck in the axial direction; the feeding unit is also provided with a material taking mechanism positioned on the feeding side of the collet chuck, the material taking mechanism is provided with a clamp for receiving the cylindrical workpiece discharged by the vibration disc, and the clamp is linearly driven along the radial direction of the collet chuck to transfer the received cylindrical workpiece to the front of the axis of the collet chuck; the feeding unit is also provided with a pushing mechanism which is provided with a pushing rod coaxially aligned with the collet chuck, and the pushing rod is linearly driven along the axial direction to push the cylindrical workpiece which is shifted to the front of the axis of the collet chuck into the collet chuck;

a tool apron is provided in the turning tool unit, and at least two tool bits which are arranged at intervals along the axial direction of the collet chuck are detachably arranged on the tool apron; the turning tool unit is also provided with a turning tool servo mechanism for driving the tool apron to move along two axes so as to enable any tool bit to feed a cylindrical workpiece clamped by the collet chuck;

the frame is also provided with an electric control unit for respectively driving the processing main shaft, the collet chuck, the vibrating disk, the clamp, the material pushing rod and the turning tool servo mechanism.

Compared with the prior art, the invention has the beneficial effects that:

(1) an automatic connection scheme of feeding, clamping, turning and discharging is provided in a grooving process of a cylindrical workpiece;

(2) the double-cutter framework for changing the cutter without stopping is configured, when the first cutter head wears the card-to-break cutter, the second cutter head can be switched without stopping, and the production efficiency is greatly improved.

The present invention will be further described with reference to the drawings and the detailed description.

Drawings

Fig. 1 is a schematic structural view of a rivet body member according to the present invention.

Fig. 2 is a schematic structural diagram of the present invention.

Fig. 3 is a schematic view of the structure of the processing spindle of the present invention.

Fig. 4 is a schematic structural view of the feeding unit in the present invention.

Fig. 5 is a schematic view of the material taking mechanism of the present invention.

Fig. 6 is an enlarged view of a portion of a structure shown in fig. 5.

Fig. 7 is a schematic structural view of the pusher mechanism of the present invention.

Fig. 8 is a schematic structural view of a turning tool unit in the present invention.

Detailed Description

As shown in fig. 2 to 8, a novel intelligent groove cutting machine comprises a frame 1, wherein the top surface of the frame 1 is provided with a processing main shaft 2 which is horizontal in the axial direction, and one end of the processing main shaft 2 is coaxially provided with a collet chuck 3 for clamping a cylindrical workpiece; the top surface of the frame 1 is also provided with a turning tool unit 4 for turning the cylindrical workpiece clamped by the collet chuck 3;

the top surface of the frame 1 is also provided with a feeding unit 5, and the feeding unit 5 is provided with a vibrating disk 51 to discharge cylindrical workpieces to the loading side of the collet chuck 3 one by one in a posture that the cylindrical workpieces are axially parallel to the collet chuck 3; the feeding unit 5 is also provided with a material taking mechanism 52 positioned at the material loading side of the collet 3, the material taking mechanism 52 is provided with a clamp 53 for receiving the cylindrical workpiece discharged by the vibration disc 51, and the clamp 53 is linearly driven along the radial direction of the collet 3 to transfer the received cylindrical workpiece to the front of the axis of the collet 3; the feeding unit 5 is also provided with a pushing mechanism 54, the pushing mechanism 54 is provided with a pushing rod 55 coaxially aligned with the collet chuck 3, and the pushing rod 55 is linearly driven along the axial direction to push the cylindrical workpiece which is shifted to the front of the axial line of the collet chuck 3 into the collet chuck 3;

a tool holder 41 is provided in the turning tool unit 4, and at least two tool bits 42 which are arranged at intervals along the axial direction of the collet 3 are detachably arranged on the tool holder 41; the turning tool unit 4 is also provided with a turning tool servo mechanism 43 for driving the tool apron 41 to move along two axes so as to enable any tool bit 42 to feed a cylindrical workpiece clamped by the collet chuck 3;

the frame 1 is further provided with an electronic control unit 6 for driving the processing spindle 2, the collet 3, the vibration disk 51, the clamp 53, the pusher rod 55, and the turning tool servo 43, respectively.

In the novel intelligent grooving machine, the cylindrical workpiece is preassembled in the vibration disc 51, the cylindrical workpiece is discharged to the loading side of the collet chuck 3 one by the vibration disc 51 in a posture that the cylindrical workpiece is axially parallel to the collet chuck 3, then the cylindrical workpiece carried by the clamp 53 is transferred to the front of the axis of the collet chuck 3 for alignment, then the shaft cylindrical workpiece is pushed into the collet chuck 3 by the material pushing rod 55 for clamping, then the machining spindle 2 starts to be started, then the tool apron 41 is driven by the turning tool servo mechanism 43 to feed the cylindrical workpiece clamped by the collet chuck 3 by adopting any tool bit 42, so that grooving is realized for the cylindrical workpiece in the circumferential direction of the cylindrical surface, and the finished product blanking is realized by controlling the collet chuck 3 to strip after machining.

In the above working process, after the currently used tool bit 42 wears the card-to-break tool, the currently used tool bit can be switched to another tool bit 42 without stopping the machine, thereby greatly improving the production efficiency.

In fact, the tool holder 41 can also be provided with more than two tool bits 42, for example three tool bits 42, which still allow tool changing without stopping.

In a preferred embodiment, the interior of the collet 3 is provided with an air passage (not shown) which is open along the axis, and a gas source driven by the electronic control unit 6 is connected to the air passage to blow out the cylindrical workpiece held by the collet 3.

Wherein, a striker plate 7 is arranged at the charging side of the collet 3, and the striker plate 7 is normal to the axis of the collet 3; a first air cylinder 71 driven by the electronic control unit 6 is also arranged, and the first air cylinder 71 drives the striker plate 7 to displace along the radial direction of the collet 3 so as to intercept the cylindrical workpiece blown out by the collet 3, so that safe blanking is realized.

In a preferred embodiment, the pusher rod 55 has a magnetic chuck 551 at an end facing the collet 3 for magnetically attracting the cylindrical workpiece.

The pushing mechanism 54 is provided with a two-stage telescopic assembly 541 for linearly driving the pushing rod 55 along the axial direction, the two-stage telescopic assembly 541 comprises a second cylinder 542, a sliding seat 543 driven by the second cylinder 542 to move in parallel with the axial direction of the pushing rod 55, and a third cylinder 544 arranged on the sliding seat 543, and the pushing rod 55 is coaxially connected to a piston rod of the third cylinder 544; the second cylinder 542 and the third cylinder 544 are driven by the electronic control unit 6. The two-section type telescopic assembly 541 can realize the first-section axial linear driving of the material pushing rod 55 through the second cylinder 542, so that the magnetic suction head 551 adsorbs a cylindrical workpiece, and then realize the second-section axial linear driving of the material pushing rod 55 through the third cylinder 544, so as to push the cylindrical workpiece into the collet 3.

In a preferred embodiment, the turning tool servo 43 is a cross slide having two axes of motion parallel to the axial direction of the collet 3 and normal to the axial direction of the collet 3.

In a preferred embodiment, the discharge port of the vibration plate 51 is connected with an alignment groove 511, and the alignment groove 511 is used for accommodating cylindrical workpieces in parallel in an axial direction; wherein the distal ends of the alignment grooves 511 are twisted to be bent downward so that the cylindrical workpiece at the most distal end of the alignment grooves 511 is in a posture axially parallel to the collet 3.

Further, the reclaiming mechanism 52 is provided with a stack assembly 521, the stack assembly 521 is provided with a temporary storage bin 522 which penetrates in the vertical direction, the top end of the temporary storage bin 522 is in butt joint communication with the tail end of the alignment groove 511, and the caliber of the temporary storage bin 522 is just suitable for a cylindrical workpiece which is positioned at the tail end of the alignment groove 511 to fall into the temporary storage bin 522 in a posture that the axial direction is parallel to the collet chuck 3 and the cylindrical workpiece is aligned in parallel in the vertical direction.

Further, the jig 53 includes a first material taking plate 531 fitted to the bottom surface of the stack assembly 521, a fourth cylinder 532 for driving the first material taking plate 531 to move in the radial direction of the collet 3, a second material taking plate 533 fitted to the bottom surface of the stack assembly 521, and a fifth cylinder 534 for driving the second material taking plate 533 to move in the radial direction of the collet 3; the first material taking plate 531 and the second material taking plate 533 are in butt joint fit along a straight line normal to the axis of the collet 3, a first clamping part 535 is arranged at one end, matched with the second material taking plate 533, of the first material taking plate 531, a second clamping part 536 is arranged at one end, matched with the first material taking plate 531, of the second material taking plate 533, and the first clamping part 535 and the second clamping part 536 are matched with each other to clamp the cylindrical workpiece from two sides of the bottom end of the temporary storage bin 522; the fourth cylinder 532 and the fifth cylinder 534 are driven by the electronic control unit 6.

Further, the first clamping portion 535 is a stepped concave surface formed on the upper edge of the first material-taking plate 531 at the end matching with the second material-taking plate 533, and the second clamping portion 536 is a stepped concave surface formed on the upper edge of the second material-taking plate 533 at the end matching with the first material-taking plate 531.

In the above embodiment, under the driving of the fourth cylinder 532 and the fifth cylinder 534, the first clamping portion 535 of the second material taking plate 533 and the second clamping portion 536 of the second material taking plate 533 cooperate with each other from two sides of the bottom end of the temporary storage bin 522 to clamp the cylindrical workpiece; similarly, when the fourth cylinder 532 and the fifth cylinder 534 are driven, the first clamping portion 535 of the second material taking plate 533 and the second clamping portion 536 of the second material taking plate 533 transfer the clamped cylindrical workpiece to the front of the axis of the collet chuck 3 for alignment; moreover, since the first clamping portion 535 and the clamping portion 536 are both step-shaped concave surfaces, and the first material-taking plate 531 and the second material-taking plate 533 are fitted to the bottom surface of the stack assembly 521, when the first clamping portion 535, the clamping portion 536 and the bottom end of the temporary storage bin 522 are staggered, the first material-taking plate 531 and the second material-taking plate 533 can block other cylindrical workpieces in the temporary storage bin 522 to prevent the cylindrical workpieces from falling off.

It will be clear to a person skilled in the art that the scope of protection of the present invention is not limited to details of the foregoing illustrative embodiments, and that all changes which come within the meaning and range of equivalency of the claims are intended to be embraced therein by the appended claims without departing from the spirit or essential characteristics thereof.