CN209953668U

CN209953668U - High-efficiency turnover machine

Info

Publication number: CN209953668U
Application number: CN201822253601.XU
Authority: CN
Inventors: 杨文发; 欧英宗; 罗育云
Original assignee: Zhonghai Robot Technology (guangzhou) Co Ltd
Current assignee: Zhonghai Robot Technology (guangzhou) Co Ltd
Priority date: 2018-12-29
Filing date: 2018-12-29
Publication date: 2020-01-17
Anticipated expiration: 2028-12-29

Abstract

The utility model discloses a high-efficiency turnover machine, which comprises a frame, a turnover mechanism and a turnover power mechanism, wherein the turnover mechanism comprises a supporting seat, a turnover rod and a workpiece bracket; the supporting seat is fixedly arranged on two sides of the machine frame, the turnover rod is connected to the supporting seat, and the turnover rod can rotate relative to the supporting seat; more than two workpiece brackets are arranged on the turnover rod; the workpiece bracket is provided with a workpiece fixing mechanism; the overturning power mechanism is arranged on the supporting seat, and the output end of the overturning power mechanism is connected with the overturning rod through the transmission assembly; the output end of the turning power mechanism can drive the turning rod to rotate. The utility model provides a current upset machine upset efficiency too low, can't follow up the manipulator and get the rhythm's of blowing problem, realized getting on the upset machine material and blowing synchronous execution, realize that every station upset range reduces greatly, final very big improvement the upset efficiency of upset machine.

Description

High-efficiency turnover machine

Technical Field

The utility model relates to the technical field of machining, especially, relate to high efficiency upset machine.

Background

In present panel beating punching press automated processing trade, some sheet metal components need overturn and carry out the punching press once more through once or many times after the punching press in stamping production process, and the upset scheme of prior art is the vast majority for: the blowing manipulator absorbs the work piece and place on the blowing portion in tilting mechanism from the punch press, and the tight or actuation work piece of blowing portion clamp is followed closely to fixed work piece, blowing portion upset 180 degrees to material taking portion after that, material taking manipulator takes away the work piece after that, material taking portion overturns 180 degrees again in the opposite direction again and switches back material taking portion and carry out the blowing after that. This kind of upset scheme speed is too slow, and the execution rate of manipulator is fast a lot, and the upset machine has not playback when leading to the blowing manipulator to expect, and perhaps the work piece in the tilting mechanism has not got the material portion yet when the material taking manipulator will expect, and current upset machine can't catch up the rhythm that the blowing was got to the manipulator, leads to panel beating stamping efficiency too low.

Disclosure of Invention

The technical problem that this will solve is to overcome the too low problem of current upset machine upset efficiency, provides a blowing and gets a high efficiency upset machine of material going on in step:

the high-efficiency turnover machine comprises a rack, a turnover mechanism and a turnover power mechanism, wherein the turnover mechanism comprises a supporting seat, a turnover rod and a workpiece bracket; the supporting seat is fixedly arranged on two sides of the rack, the turnover rod is connected to the supporting seat, and the turnover rod can rotate relative to the supporting seat; more than two workpiece brackets are arranged on the turnover rod; the workpiece bracket is provided with a workpiece fixing mechanism; the overturning power mechanism is arranged on the supporting seat, and the output end of the overturning power mechanism is connected with the overturning rod through a transmission assembly; the output end of the turning power mechanism can drive the turning rod to rotate.

According to the technical scheme, in practical application, the workpiece bracket is used for supporting the workpiece, and the fixing mechanism on the workpiece bracket can fix or release the fixed workpiece; the overturning power mechanism drives the overturning rod to rotate, so that the workpiece bracket is driven to overturn; through setting up more than two work piece brackets, can realize blowing and get the synchronous execution of material on the upset machine.

Preferably, the workpiece bracket comprises a supporting rod, an adjusting limiting mechanism, a workpiece fixing mechanism and a limiting rod, wherein the supporting rod is fixedly connected to the turnover rod in a perpendicular mode, the adjusting limiting mechanism is adjusted, the limiting rod passes through the adjusting limiting mechanism and is arranged on the supporting rod, the limiting rod is parallel to the supporting rod, the limiting rod can axially translate and lock the turnover rod, and the workpiece fixing mechanism is arranged on the limiting rod.

Preferably, the adjusting and limiting mechanism comprises a shaft seat, a translation shaft and a limiting rod, the shaft seat is fixedly arranged on the supporting rod, the translation shaft is sleeved in the shaft seat, and the limiting rod is fixedly connected to the end of the translation shaft.

Preferably, the workpiece fixing mechanism comprises an electromagnet and a magnet mounting plate, the magnet mounting plate is fixedly connected to the limiting rod, and the electromagnet is connected to the magnet mounting plate. Therefore, the workpiece is fixed by the workpiece fixing mechanism in an electromagnetic attraction mode.

Preferably, the middle of the turnover rod is provided with four mounting surfaces for mounting and fixing the workpiece bracket, every two adjacent mounting surfaces are perpendicular to each other, and the workpiece bracket is arranged on each mounting surface. Therefore, every two adjacent workpiece brackets are perpendicular to each other, so that synchronous material discharging and taking on the turnover machine can be realized, and the workpiece bracket can be switched to 90 degrees from the traditional 180 degrees at each time.

Preferably, the device further comprises a conductive slip ring, a rotor of the conductive slip ring is sleeved on the overturning rod, and a stator of the conductive slip ring is fixedly connected to the support seat far away from the overturning rod. The conductive slip ring is a conventional through hole type conductive slip ring and can be an electric device on the rotating body.

Preferably, the conductive slip ring further comprises a rotor lead and a stator lead, the rotor lead is electrically connected with the electromagnet, and the stator lead is electrically connected with the controller.

Preferably, the device also comprises an overturning positioning mechanism, wherein the overturning positioning mechanism comprises a turntable and a telescopic cylinder; the rotary table is sleeved on the turnover rod, and more than two limiting holes are uniformly distributed on the circumference of the rotary table; the telescopic cylinder is fixedly connected to the supporting seat; any one limiting hole can be concentric with the telescopic rod of the telescopic cylinder after rotating through the rotary disc; the size of the telescopic rod is matched with that of the limiting hole, and when one limiting hole is concentric with the telescopic rod, the telescopic rod extends out of the limiting hole and can be inserted into the limiting hole.

Preferably, the overturning power mechanism comprises a motor base, a servo motor and a transmission assembly, wherein the motor base is fixedly arranged on the supporting seat, and the servo motor is arranged on the motor base; the transmission assembly comprises a synchronous wheel A, a synchronous wheel B and a synchronous belt; the synchronizing wheel A is fixedly connected to an output shaft of the servo motor; the synchronizing wheel B is fixedly connected with the turnover rod, and the synchronizing wheel A is connected with the synchronizing wheel B through the synchronous belt.

Compared with the prior art, this advantage lies in:

the high-efficiency turnover machine realizes the rotation of the turnover rod through the turnover power mechanism, thereby realizing the turnover of the workpiece bracket; by arranging more than two workpiece brackets, the synchronous execution of material discharging and material taking on the turnover machine can be realized; the workpiece is fixed or released by the workpiece fixing mechanism; the power supply to the electric device in the turnover mechanism is realized through the conductive slip ring; through setting up four work piece brackets, realize carrying out the blowing in step and getting the material on the upset machine promptly, also realize that the work piece bracket angle of overturning at every turn reduces 90 degrees from traditional 180 degrees. Finally, the overturning efficiency of the overturning machine is greatly improved.

Drawings

FIG. 1-high efficiency tilter perspective view

FIG. 2-schematic view of the turning mechanism

Enlarged partial view of A in FIG. 3-FIG. 2 (enlarged view of work carrier)

FIG. 4-schematic diagram of the turnover mechanism II

Enlarged partial view of B in FIGS. 5 to 4 (enlarged view of the turning power mechanism and the turning positioning mechanism)

In the figure. 1-a rack, 2-a turnover mechanism, 3-a turnover power mechanism, 4-a conductive slip ring, 5-an electric box, 8-a sensor, 9-a turnover positioning mechanism, 10-a workpiece, 21-a supporting seat, 22-a turnover rod, 23-a workpiece bracket, 31-a motor seat, 32-a servo motor, 33-a transmission component, 331-a synchronous wheel A, 332-a synchronous wheel B, 333-a synchronous belt, 71-a supporting rod, 72-an adjusting and limiting mechanism, 73-a workpiece fixing mechanism, 74-a limiting rod, 75-a limiting block, 721-a shaft seat, 722-a translation shaft, 731-an electromagnet, 732-a magnet mounting plate, 91-a positioning plate and 92-a magnetic cylinder.

Detailed Description

To facilitate an understanding of the invention, reference will now be made in detail to the preferred embodiments illustrated in the accompanying drawings, and the scope of the invention is not limited to the specific embodiments described below.

It should be particularly noted that when an element is referred to as being "fixed to, connected to or communicated with" another element, it can be directly fixed to, connected to or communicated with the other element or indirectly fixed to, connected to or communicated with the other element through other intermediate connecting components.

Unless otherwise defined, all terms of art used hereinafter have the same meaning as commonly understood by one of ordinary skill in the art. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to limit the scope of the present disclosure.

Examples

The technical scheme in the embodiment is implemented by applying the sheet metal stamping production line to the technical scheme, wherein the workpiece refers to a stamped sheet metal part. The invention is further described with reference to the accompanying figures 1 to 5 of the specification:

the high-efficiency turnover machine comprises a machine frame 1, a turnover mechanism 2, a turnover power mechanism 3 and a turnover positioning mechanism 9.

In this embodiment, (refer to fig. 1-2), the turnover mechanism 2 includes two support seats 21, a turnover rod 22 and a workpiece bracket 23; the two supporting seats 21 are respectively vertically fixed at two sides of the top of the frame 1 and are arranged oppositely and parallelly; the upper parts of the two supporting seats 21 are respectively provided with a bearing hole, and the two bearing holes are concentrically arranged; plane bearings are arranged in the two bearing holes; the two ends of the two turning rods 22 are respectively provided with a rotary connecting part, the rotary connecting parts are in a circular shaft shape, and the two rotary connecting parts are respectively sleeved in the plane bearings on the corresponding supporting seats 21 and penetrate through the supporting seats 21; thereby realizing that the turning rod 22 can rotate relative to the two supporting seats 21.

In this embodiment, (refer to fig. 4-5), the turning power mechanism 3 includes a motor base 31, a servo motor and a transmission assembly, the motor base 31 is fixedly disposed at the outer side of one of the support bases 21 and is located below a bearing hole on the support base 21, and the servo motor is mounted on the motor base 31; the transmission assembly comprises a synchronous wheel A, a synchronous wheel B and a synchronous belt 333; the synchronizing wheel A is fixedly connected to an output shaft of the servo motor; the synchronizing wheel B is fixedly connected to a rotation connecting portion near the motor base 31, and the synchronizing wheel a and the synchronizing wheel B are connected by a synchronizing belt 333. The rotation of the output shaft of the servo motor can drive the synchronous wheel A to rotate, the synchronous wheel B also rotates synchronously with the synchronous wheel A through the synchronous belt 333, the synchronous wheel B rotates to drive the turnover rod 22 to rotate, and therefore the purpose that the servo motor can drive the turnover rod 22 to rotate is finally achieved.

In this embodiment, further (referring to fig. 1-2), the apparatus further includes a conductive slip ring 4, the conductive slip ring 4 is a conventional through-hole conductive slip ring 4, a rotor of the conductive slip ring 4 is sleeved on a rotation connection portion of the turning rod 22 far away from the turning power mechanism 3, and a stator portion of the conductive slip ring is fixedly connected to the corresponding supporting seat 21 through a connecting member; the conductive slip ring 4 also comprises a rotor lead and a stator lead, and each group of stator leads are respectively and electrically connected with the controller; in this embodiment, the turning bar 22 is further provided with an electric box 5, a plurality of electric relay terminals are arranged in the electric box 5, and the rotor wires are connected with the corresponding electric relay terminals and then connected with electric devices arranged on the workpiece bracket 23 through the electric relay terminals. The rotor leads rotating along with the turnover rod 22 can also receive the electric signal of the controller, so that the electric devices on the turnover mechanism 2 can be electrified to work.

In one embodiment of the present disclosure, (refer to fig. 1-4), four mounting surfaces for mounting and fixing the workpiece bracket 23 are disposed in the middle of the flipping bar 22, which are respectively a mounting surface a, a mounting surface B, a mounting surface C, and a mounting surface D, and every two adjacent mounting surfaces are perpendicular to each other. The workpiece bracket 23 comprises a support rod 71, a limiting rod 74, an adjusting limiting mechanism 72 and a workpiece fixing mechanism 73; the adjusting and limiting mechanism 72 comprises a shaft seat 721 and a translation shaft 722; the workpiece fixing mechanism 73 includes an electromagnet 731 and a magnet mounting plate 732. In this embodiment, specifically, a connecting block is fixedly connected to one end of the supporting rod 71; the left part and the right part of each mounting surface are connected with connecting blocks through screws to be provided with a supporting rod 71, and the supporting rods 71 are vertical to the corresponding mounting surfaces; in this embodiment, each support rod 71 is provided with three sets of adjusting and limiting mechanisms 72, which are respectively arranged at the front, middle and rear parts of the support rod 71; specifically, shaft seats 721 are fixedly arranged at the front part, the middle part and the rear part of the outer side surface of each supporting rod 71, a translation shaft 722 is sleeved in each shaft seat 721, and each shaft seat 721 is provided with a locking part for fixing the translation shaft 722, so that the translation shaft 722 is fixed; the limiting rod 74 is arranged on the inner side of the supporting rod 71 and fixedly connected to the end faces of the three translation shafts 722; so that the limiting rod 74 can move left and right by moving the translation shaft 722 left and right; in this embodiment, each of the limiting rods 74 is provided with two sets of workpiece fixing mechanisms 73, specifically, each of the limiting rods 74 is provided with two magnet mounting plates 732, and each of the magnet mounting plates 732 is fixedly connected with an electromagnet 731. Specifically, the electromagnets 731 arranged on each group of the fixing brackets are electrically connected with a corresponding group of the rotor leads, so that the controller can be matched with the conductive slip ring 4 to control the time of electrifying the electromagnets 731 to work.

In this embodiment, taking the position states of the mechanisms in fig. 1 or fig. 2 as an example, when the turning rod 22 is turned to a state that the top surface and the bottom surface of the turning rod are both parallel to the ground, the front surface and the back surface of the turning rod are both perpendicular to the ground, in this state, the front surface is assumed to be a mounting surface a, the bottom surface is assumed to be a mounting surface B, the back surface is assumed to be a mounting surface C, and the top surface is assumed to be a mounting surface D, wherein a workpiece bracket a is horizontally arranged on the mounting surface a, a workpiece bracket B is vertically arranged on the mounting surface B, a workpiece bracket C is horizontally arranged on the mounting; under the state, the position of the workpiece bracket A is a material placing part, the position of the workpiece bracket B is a material waiting part, the position of the workpiece bracket C is a material taking part, and the position of the workpiece bracket D is a material waiting part; with the rotation of the turning rod 22, the workpiece bracket A, the workpiece bracket B, the workpiece bracket C and the workpiece bracket D are turned to the material placing part, the material part to be taken, the material taking part and the material part to be placed; in a continuous working state, along with the rotation of the turnover rod 22, the discharging manipulator sucks the workpieces 10 on the punch press and places the workpieces on each group of workpiece brackets 23 at the discharging part, and then the corresponding electromagnet 731 is controlled by the controller to be electrified, sucked and fixed; then, the workpiece bracket 23 which is positioned on the material placing part and is fixed with the workpiece 10 is sequentially turned over to a material waiting part and a material taking part, the workpiece 10 turned over to the material taking part is turned over by 180 degrees, the material taking manipulator adsorbs the top surface of the workpiece 10 at the moment, the electromagnet 731 in the workpiece bracket 23 on the material taking part is powered off to eliminate the suction force, and then the material taking manipulator absorbs the workpiece 10 and is placed on the next punch press to execute the next punching; then the workpiece bracket 23 on the material taking part is turned over to the material waiting part, and the turnover mechanism 2 circulates the execution period when continuously working.

In this embodiment, further, a scheme for limiting the workpiece 10 by the workpiece bracket 23 is also included. Since the orientations of the components inside the workpiece carrier 23 are constantly changed during the turning-over of the workpiece carrier 23, the positions and characteristics of the components in the workpiece carrier 23 on the loading portion will be described (see fig. 2 to 3): a long hole is formed in the magnet mounting plate 732, and a plurality of threaded holes matched with the long hole are linearly and uniformly distributed in the whole bottom surface of the limiting rod 74; two magnet mounting plates 732 are mounted at the bottom of each limiting rod 74, and the mounting positions of the two magnet mounting plates 732 at the bottom of the limiting rod 74 are correspondingly arranged according to the length of the workpiece 10 in a manner that two screws penetrate through the long holes in the magnet mounting plates 732 and are fixedly connected with the threaded holes at the corresponding positions. The electromagnet 731 is connected to the middle of the top surface of the magnet mounting plate 732, the end of the magnet mounting plate is provided with a limit block 75, and the height of the limit block 75 is higher than that of the electromagnet 731, so that the limit block 75 can block the workpiece 10 attracted to the electromagnet 731. Therefore, the distance between the two magnet mounting plates 732 arranged at the bottom of each limiting rod 74 can be adjusted, the distance between the limiting blocks 75 on the two magnet mounting plates can be further adjusted, the adjustment can be specifically carried out according to the length of the workpiece 10, and finally the limitation of the front and back movement of the workpieces 10 with different lengths can be realized. In combination with the above adjustment for realizing the left-right movement of the limiting rods 74, the distance between the two limiting rods 74 in each workpiece bracket 23 is further adjustable, and the distance between the two limiting rods 74 is adjusted in a matching manner according to the width of the workpiece 10, so that the limitation of the left-right movement of the workpiece 10 is realized, the limitation of the workpiece 10 is finally realized, the problem of position deviation of the workpiece 10 in the overturning process is avoided, and the workpiece 10 is especially suitable for the workpiece 10 with large area and heavy weight.

In this embodiment, referring to fig. 5, a sensor 8 for detecting the workpiece 10 is further disposed on the magnet mounting plate 732, the sensor 8 is electrically connected to the controller through the electric box 5, which facilitates a control mode of the controller, specifically, in a normal working state, when the sensor 8 in the material placing portion detects the workpiece 10, the controller energizes the electromagnet 731 in the material placing portion to attract the workpiece 10, and then the workpiece bracket 23 on the material placing portion turns the workpiece 10 to the material waiting portion and the material taking portion, and after the material taking portion is reached, the material taking manipulator sucks the workpiece 10, the controller controls the electromagnet 731 on the material taking portion to be deenergized to eliminate the magnetic force, and then the material taking manipulator takes away the workpiece 10, and when the sensor 8 detects that the material taking portion has no workpiece 10, the controller controls the servo motor to drive the rod 22 to turn over continuously.

In this embodiment, further referring to fig. 4-5, in order to accurately turn over and stop each group of workpiece brackets 23 at the material placing part, the material to be taken part, the material taking part and the material to be placed part to cooperate with the manipulator to perform work, a turning positioning mechanism 9 is added, which includes a positioning plate 91 and a magnetic cylinder 92; the positioning disc 91 is sleeved on the turning rod 22, and four limiting holes are uniformly distributed on the circumference of the positioning disc 91; the magnetic cylinder 92 is fixedly connected to the support base 21; any one limiting hole can rotate to a position concentric with the telescopic rod of the magnetic cylinder 92 after rotating through the positioning disc 91, and particularly, when any one mounting surface in the overturning rod 22 is overturned to be horizontal, the position of one limiting hole is concentric with the telescopic rod; the size of telescopic link matches with the size in spacing hole, and when one of them spacing hole and telescopic link were concentric, the telescopic link stretched out and can insert this spacing downthehole, and during the work application, along with the upset of upset pole 22, when upset to arbitrary work piece bracket 23 kept the level, magnetism cylinder 92 will drive its telescopic link to stretch out and insert this spacing downthehole restriction upset pole 22, avoids the manipulator execution to get the material blowing under this state upset pole 22 appearance pivoted phenomenon. Specifically, the magnetic cylinder 92 is further provided with a magnetic sensor 8, the magnetic sensor 8 is electrically connected with the controller, and the working state of the magnetic cylinder 92 is monitored in real time.

Claims

1. High efficiency upset machine, including frame (1), its characterized in that still includes:

the turnover mechanism (2) comprises a support seat (21), a turnover rod (22) and a workpiece bracket (23); the supporting seat (21) is fixedly arranged on two sides of the rack (1), the turning rod (22) is connected to the supporting seat (21), and the turning rod (22) can rotate relative to the supporting seat (21); more than two workpiece brackets (23) are arranged on the overturning rod (22); the workpiece bracket (23) is provided with a workpiece fixing mechanism (73);

the turnover power mechanism (3) is arranged on the supporting seat (21), and the output end of the turnover power mechanism (3) is connected with the turnover rod (22) through a transmission assembly (33); the output end of the overturning power mechanism (3) can drive the overturning rod (22) to rotate.

2. The high-efficiency turnover machine according to claim 1, wherein the workpiece bracket comprises a support rod (71), an adjusting limiting mechanism (72), a workpiece fixing mechanism (73) and a limiting rod (74), the support rod (71) is vertically and fixedly connected to the turnover rod (22), the limiting rod (74) is arranged on the support rod (71) through the adjusting limiting mechanism (72), the limiting rod (74) is parallel to the support rod (71), the limiting rod (74) can axially translate and lock along the turnover rod (22), and the workpiece fixing mechanism (73) is arranged on the limiting rod (74).

3. The high efficiency tilter of claim 2, wherein the adjustment limit mechanism (72) comprises a shaft seat (721) and a translation shaft (722); the shaft seat (721) is fixedly arranged on the supporting rod (71), the translation shaft (722) is sleeved in the shaft seat (721), and the end part of the translation shaft (722) is vertically and fixedly connected with the limiting rod (74).

4. The high-efficiency turnover machine according to claim 3, wherein the workpiece fixing mechanism (73) comprises an electromagnet (731) and a magnet mounting plate (732), the magnet mounting plate (732) is fixedly connected to the limiting rod (74), and the electromagnet (731) is connected to the magnet mounting plate (732).

5. The high-efficiency turnover machine according to claim 2, wherein the middle part of the turnover rod (22) is provided with four installation surfaces for installing and fixing the workpiece brackets (23), every two adjacent installation surfaces are vertical to each other, and each installation surface is provided with the workpiece bracket (23).

6. The high-efficiency turnover machine according to claim 1, further comprising a conductive slip ring (4), wherein a rotor of the conductive slip ring (4) is sleeved on the turnover rod (22), and a stator of the conductive slip ring is fixedly connected to a far supporting seat (21).

7. The high-efficiency turnover machine according to claim 1, further comprising a turnover positioning mechanism (9), wherein the turnover positioning mechanism (9) comprises a positioning plate (91) and a telescopic cylinder; the positioning disc (91) is sleeved on the overturning rod (22), and more than two limiting holes are uniformly distributed on the circumference of the positioning disc (91); the telescopic cylinder is fixedly connected to the supporting seat (21); any one limiting hole can be concentric with the telescopic rod of the telescopic cylinder after rotating through the positioning disc (91); the size of the telescopic rod is matched with that of the limiting hole, and when one limiting hole is concentric with the telescopic rod, the telescopic rod extends out of the limiting hole and can be inserted into the limiting hole.

8. The high-efficiency turnover machine according to claim 1, wherein the turnover power mechanism (3) comprises a motor base (31), a servo motor (32) and a transmission assembly (33), the motor base (31) is fixedly arranged on the support base (21), and the servo motor (32) is arranged on the motor base (31); the transmission assembly (33) comprises a synchronous wheel A (331), a synchronous wheel B (332) and a synchronous belt (333); the synchronizing wheel A (331) is fixedly connected to an output shaft of the servo motor (32); the synchronizing wheel B (332) is fixedly connected with the overturning rod (22), and the synchronizing wheel A (331) is connected with the synchronizing wheel B (332) through the synchronous belt (333).