CN210547819U

CN210547819U - Automatic feeding device for crank forging

Info

Publication number: CN210547819U
Application number: CN201921068541.2U
Authority: CN
Inventors: 宋泽宇
Original assignee: Lanxi Wheel Top Cycle Industries Ltd
Current assignee: Lanxi Wheel Top Cycle Industries Ltd
Priority date: 2019-07-10
Filing date: 2019-07-10
Publication date: 2020-05-19
Anticipated expiration: 2029-07-10

Abstract

The utility model discloses an automatic feeding device for crank forging, which comprises a frame, wherein a material distributing channel is arranged on the frame; a directional disc is arranged in the material distribution channel, and a servo motor is connected to the directional disc; a pressure sensor is arranged on the side wall of the material distributing channel; both sides of the directional disk are provided with material moving plates, and each material moving plate is connected with a reciprocating mechanism; two sides of the material distribution channel are respectively connected with a feeding device and a feeding hopper, and a material discharging plate and a single-rod lifting device are arranged in the feeding hopper; two movable slide rails are arranged on the rack, and a ball screw, a transfer servo motor, a transfer table, a gripping device and a plurality of infrared detectors are arranged between the two movable slide rails. The utility model discloses not only can improve the material loading effect, still have that work efficiency is high, low in labor strength, the precision of material loading is high, convenient to use and the good advantage of stability.

Description

Automatic feeding device for crank forging

Technical Field

The utility model relates to a crank loading attachment, especially crank forge and use automatic feeding device.

Background

The crank is used on the bicycle, the demand of the crank is very large for the demand of the current bicycle, the crank blank is generally manually placed on a conveying belt in the forging process, and then the conveying belt conveys the crank blank to a processing device to be processed into the crank; in the process of conveying materials by using the conveying belt, although the movement of the crank blank can be realized, the conveying belt cannot adjust the round head direction on the crank blank because the crank blank is a cylindrical long rod with one round head, so that the directions of the fed crank blanks are inconsistent, and the feeding effect is poor; and the crank stock of equidirectional not remove the processing equipment after again, still need the manual work to adjust the crank stock to work efficiency has been influenced. Therefore, the problems of poor feeding effect and low working efficiency exist in the feeding process of the existing crank forging.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a crank forges and uses automatic loading attachment. The utility model discloses not only can improve the material loading effect, still have the advantage that work efficiency is high.

The technical scheme of the utility model: the automatic feeding device for crank forging comprises a rack, wherein a material distribution channel is arranged in the middle of the rack; the middle part of the material distribution channel is provided with a directional disc, and the bottom end part of the directional disc is connected with a servo motor; a pressure sensor is arranged on one side wall of the material distribution channel at a position corresponding to the orientation disc and is electrically connected with the servo motor; material moving plates are arranged on two sides of the directional disc, and each material moving plate is connected with a reciprocating mechanism; one end of the material distribution channel is connected with a feeding device, and the other end of the material distribution channel is connected with a feeding hopper; a material placing plate is obliquely arranged at one end, far away from the material distributing channel, in the material feeding hopper, and a single-rod lifting device is arranged at one end, close to the material distributing channel; two movable sliding rails which are symmetrically distributed are arranged on the rack, and both the two movable sliding rails are arranged between the material distributing channel and the feeding device; a ball screw is arranged between the two movable slide rails, and one end of the ball screw is connected with a transfer servo motor; a transfer table is arranged on the ball screw, and a gripping device is arranged on the transfer table; one side of the movable slide rail is provided with a plurality of infrared detectors which are uniformly distributed, and the infrared detectors are arranged at one end close to the feeding device.

In the automatic feeding device for crank forging, the reciprocating mechanism comprises a first motor located on one side surface of the frame, and the first motor is connected with a first rotating arm; a second motor is arranged on one side of the first motor, and a second rotating arm is connected to the second motor; a linkage rod is connected between the second rotating arm and the first rotating arm; a first fixed seat is arranged on one side of the first motor, and a third rotating arm is rotatably connected to the first fixed seat; a first folding rod is connected to the third rotating arm, and one end of the first folding rod is connected with one end of the first rotating arm; a second fixed seat is arranged on one side of the second motor, and a fourth rotating arm is rotatably connected to the second fixed seat; a second folding rod is fixedly connected to the fourth rotating arm, and one end of the second folding rod is connected with one end of the second rotating arm.

In the automatic feeding device for crank forging, a first connecting rod is arranged on the bottom surface of the material moving plate, and a second connecting rod is arranged on one side of the first connecting rod; one end of the first connecting rod is fixedly connected with the bent part on the first folding rod, and one end of the second connecting rod is fixedly connected with the bent part of the second folding rod.

In the automatic feeding device for crank forging, the single-rod lifting device comprises a first baffle vertically arranged, a second baffle is vertically arranged on one side of the first baffle, a third baffle is vertically arranged on the other side of the first baffle, and the third baffle is arranged between the first baffle and the material distribution channel; a first lifting plate is vertically arranged between the first baffle and the second baffle, and a second lifting plate is vertically arranged between the second baffle and the discharging plate; a third lifting plate is vertically arranged between the third baffle plate and the first baffle plate; and lifting rods are connected among the bottom end parts of the first lifting plate, the second lifting plate and the third lifting plate, and hydraulic cylinders are connected on the lifting rods.

In the automatic feeding device for crank forging, the height of the first lifting plate is the same as that of the second baffle plate, the height of the second lifting plate is the same as that of the first baffle plate, and the height of the third baffle plate is the same as that of the third lifting plate; the top surface area of the first lifting plate is larger than that of the second lifting plate, and the top surface area of the second lifting plate is larger than that of the third lifting plate; the top surfaces of the first baffle, the second baffle and the third baffle are all obliquely arranged, wherein the lower ends of the top surfaces of the first baffle, the second baffle and the third baffle are all close to the material distribution channel, and the higher ends of the top surfaces of the first baffle, the second baffle and the third baffle are all close to the material discharge plate.

In the automatic feeding device for crank forging, the feeding device comprises a feeding table, one end of the feeding table is provided with a driving shaft, and the other end of the feeding table is provided with a driven shaft; two parallel chains are connected between the driven shaft and the driving shaft, and each chain is provided with a plurality of uniformly distributed placing seats; the distance between every two adjacent placing seats is equal to the distance between every two adjacent infrared detectors; and the driving shaft is connected with a feeding motor.

In the automatic feeding device for crank forging, the gripping device comprises a support rod connected with the transfer table, and a lifting hydraulic cylinder is arranged at the bottom end of the support rod; the lifting hydraulic cylinder is connected with a gripper mounting plate, a left clamp mounting plate is arranged on one side face of the gripper mounting plate, and a right clamp mounting plate is arranged on the other side face of the supporting rod; a plurality of right clamping plates which are uniformly distributed are arranged on one side surface of the right clamping mounting plate, and a right push rod is connected to the top surface of the right clamping mounting plate; one end of the right push rod is connected with a right push cylinder, and the right push cylinder is arranged above the right clamp mounting plate; a plurality of uniformly distributed left clamping plates are arranged on one side surface of the left clamping mounting plate, and a left push rod is connected to the top surface of the left clamping mounting plate; one end of the left push rod is connected with a left push cylinder, and the left push cylinder is arranged above the left clamp mounting plate.

In the automatic feeding device for crank forging, the left clamping plate and the right clamping plate are both arranged between the left clamping mounting plate and the right clamping mounting plate, and the left clamping plate and the right clamping plate are arranged in a mutually crossed manner; the right push cylinder and the right push rod are vertically arranged; the left push cylinder and the left push rod are vertically arranged.

In the automatic feeding device for crank forging, a controller is arranged on one side surface of the rack; the servo motor, the pressure sensor, the reciprocating mechanism, the feeding device, the infrared detector and the gripping device are all electrically connected with the controller.

Compared with the prior art, the utility model improves the existing crank feeding device, the feed channel is arranged on the frame, the material moving plate is arranged on the feed channel, the reciprocating mechanism is connected on the material moving plate, and the material moving plate can be driven to rotate clockwise in a frame shape by the reciprocating mechanism, so that the single movement of the material moving plate to the crank blank can be realized; a directional disc is arranged in the middle of the material distribution channel, and a pressure sensor is arranged on one side wall of the material distribution channel corresponding to one side of the directional disc; because the crank blank is a cylindrical long rod with a round head, when the crank blank moves onto the orientation disc and the crank blank is in the positive direction, the round head of the crank blank is in contact with the pressure sensor, and the orientation disc does not rotate at this time; when the crank blank is in reverse phase, the round head of the crank blank is not in contact with the pressure sensor, and the orientation disc rotates to drive the crank blank to rotate so that the round head is in contact with the pressure sensor, so that the direction of the crank blank is positioned, the directions of the crank blanks conveyed to the feeding device are consistent each time, the feeding effect is improved, the follow-up work is facilitated, and the work efficiency is improved; the feeding hopper is internally provided with the material placing plate and the single-rod lifting device, the inclined material placing plate can facilitate the crank blanks to be automatically conveyed to the single-rod lifting device when the crank blanks are stacked, and then the single cranks can be conveyed into the material distributing channel through the single-rod lifting device; then, the crank blanks on the material moving plate are moved to the material conveying device through the gripping device, so that automatic feeding is realized, and the labor intensity is reduced; simultaneously, through set up infrared detector on the sliding rail that removes, utilize infrared detector can carry out accurate detection to the position of crank stock to can fix a position grabbing device's position, thereby improve the precision of material loading. In addition, the utility model also connects the first rotating arm on the first motor, connects the second rotating arm on the second motor, and connects the linkage rod between the first rotating arm and the second rotating arm, thereby realizing the synchronous movement of the first rotating arm and the second rotating arm, and facilitating the use; the first connecting rod and the second connecting rod are arranged on the bottom surface of the material moving plate and are fixedly connected with the reciprocating mechanism, so that the use stability is improved; by arranging the first lifting plate, the second lifting plate and the third lifting plate, the lifting rods are connected among the bottom ends of the first lifting plate, the second lifting plate and the third lifting plate, and the top surfaces of the first lifting plate, the second lifting plate and the third lifting plate are different in area, so that the number of crank blanks can be reduced while the height of the crank blanks is lifted by stages, and the use is facilitated; by arranging the left clamping plates and the right clamping plates, the left pushing air cylinder and the right pushing air cylinder are used for driving the left clamping plates and the right clamping plates to be close to each other respectively, so that the multiple crank blanks can be moved simultaneously, and the working efficiency is improved; through setting up the controller, utilize the removal step of whole loading attachment of controller control, made things convenient for the use. Therefore, the utility model discloses not only can improve the material loading effect, still have that work efficiency is high, low in labor strength, the precision of material loading is high, convenient to use and the good advantage of stability.

Drawings

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

fig. 2 is a top view of the present invention;

fig. 3 is a control schematic diagram of the present invention.

The labels in the figures are: 1-a rack, 2-a material distribution channel, 3-a directional disk, 4-a servo motor, 5-a pressure sensor, 6-a material moving plate, 7-a reciprocating mechanism, 8-a material feeding device, 9-a material feeding hopper, 10-a material discharging plate, 11-a single rod lifting device, 12-a moving slide rail, 13-a ball screw, 14-a transferring servo motor, 15-a transferring table, 16-a grabbing device, 17-an infrared detector, 18-a first motor, 19-a first rotating arm, 20-a second motor, 21-a second rotating arm, 22-a linkage rod, 23-a first fixed seat, 24-a third rotating arm, 25-a first folding rod, 26-a second fixed seat, 27-a fourth rotating arm, 28-a second folding rod and 29-a first connecting rod, 30-a second connecting rod, 31-a first baffle, 32-a second baffle, 33-a third baffle, 34-a first lifting plate, 35-a second lifting plate, 36-a third lifting plate, 37-a lifting rod, 38-a hydraulic cylinder, 39-a feeding table, 40-a driving shaft, 41-a driven shaft, 42-a chain, 43-a placing seat, 44-a feeding motor, 45-a supporting rod, 46-a left clamp mounting plate, 47-a right clamp mounting plate, 48-a right clamp plate, 49-a right push rod, 50-a right push cylinder, 51-a left clamp plate, 52-a left push rod, 53-a left push cylinder, 54-a controller, 55-a lifting hydraulic cylinder and 56-a gripper mounting plate.

Detailed Description

The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.

Examples are given. An automatic feeding device for crank forging is shown in figures 1 to 3 and comprises a frame 1, wherein a material distribution channel 2 is arranged in the middle of the frame 1; the middle part of the material distribution channel 2 is provided with an orientation disc 3, and the bottom end part of the orientation disc 3 is connected with a servo motor 4; a pressure sensor 5 is arranged on one side wall of the material distribution channel 2 at a position corresponding to the orientation disc 3, and the pressure sensor 5 is electrically connected with the servo motor 4; material moving plates 6 are arranged on two sides of the directional disc 3, and each material moving plate 6 is connected with a reciprocating mechanism 7; one end of the material distribution channel 2 is connected with a feeding device 8, and the other end of the material distribution channel is connected with a feeding hopper 9; a material discharging plate 10 is obliquely arranged at one end of the material feeding hopper 9 far away from the material distributing channel 2, and a single-rod lifting device 11 is arranged at one end of the material feeding hopper close to the material distributing channel 2; two symmetrically distributed movable sliding rails 12 are arranged on the rack 1, and the two movable sliding rails 12 are arranged between the material distribution channel 2 and the feeding device 8; a ball screw 13 is arranged between the two movable slide rails 12, and one end of the ball screw 13 is connected with a transfer servo motor 14; a transfer table 15 is arranged on the ball screw 13, and a gripping device 16 is arranged on the transfer table 15; a plurality of infrared detectors 17 which are uniformly distributed are arranged on one side of the movable sliding rail 12, and the infrared detectors 17 are arranged at one end close to the feeding device 8.

The reciprocating mechanism 7 comprises a first motor 18 positioned on one side surface of the frame 1, and a first rotating arm 19 is connected to the first motor 18; a second motor 20 is arranged on one side of the first motor 18, and a second rotating arm 21 is connected to the second motor 20; a linkage rod 22 is connected between the second rotating arm 21 and the first rotating arm 19; a first fixed seat 23 is arranged on one side of the first motor 18, and a third rotating arm 24 is rotatably connected to the first fixed seat 23; a first folding rod 25 is connected to the third rotating arm 24, and one end of the first folding rod 25 is connected with one end of the first rotating arm 19; a second fixed seat 26 is arranged on one side of the second motor 20, and a fourth rotating arm 27 is rotatably connected to the second fixed seat 26; a second folding rod 28 is fixedly connected to the fourth rotating arm 27, and one end of the second folding rod 28 is connected to one end of the second rotating arm 21; a first connecting rod 29 is arranged on the bottom surface of the material moving plate 6, and a second connecting rod 30 is arranged on one side of the first connecting rod 29; one end of the first connecting rod 29 is fixedly connected with the bent part of the first folding rod 25, and one end of the second connecting rod 30 is fixedly connected with the bent part of the second folding rod 28; the single-rod lifting device 11 comprises a first baffle 31 vertically arranged, a second baffle 32 vertically arranged on one side of the first baffle 31, a third baffle 33 vertically arranged on the other side of the first baffle 31, and the third baffle 33 arranged between the first baffle 31 and the material distribution channel 2; a first lifting plate 34 is vertically arranged between the first baffle 31 and the second baffle 32, and a second lifting plate 35 is vertically arranged between the second baffle 32 and the feeding plate 10; a third lifting plate 36 is vertically arranged between the third baffle plate 33 and the first baffle plate 31; a lifting rod 37 is connected among the bottom end parts of the first lifting plate 34, the second lifting plate 35 and the third lifting plate 36, and a hydraulic cylinder 38 is connected on the lifting rod 37; the height of the first lifting plate 34 is the same as that of the second baffle plate 32, the height of the second lifting plate 35 is the same as that of the first baffle plate 31, and the height of the third baffle plate 33 is the same as that of the third lifting plate 36; the top surface area of the first lifting plate 34 is larger than that of the second lifting plate 35, and the top surface area of the second lifting plate 35 is larger than that of the third lifting plate 36; the top surfaces of the first baffle 31, the second baffle 32 and the third baffle 33 are all obliquely arranged, wherein the lower ends of the top surfaces of the first baffle 31, the second baffle 32 and the third baffle 33 are all close to the material distributing channel 2, and the higher ends of the top surfaces of the first baffle 31, the second baffle 32 and the third baffle 33 are all close to the material placing plate 10; the feeding device 8 comprises a feeding table 39, one end of the feeding table 39 is provided with a driving shaft 40, and the other end of the feeding table 39 is provided with a driven shaft 41; two parallel chains 42 are connected between the driven shaft 41 and the driving shaft 40, and each chain 42 is provided with a plurality of uniformly distributed placing seats 43; the distance between the two adjacent placing seats 43 is equal to the distance between each two adjacent infrared detectors 17; the driving shaft 40 is connected with a feeding motor 44; the gripping device 16 comprises a support rod 45 connected with the transfer table 15, and a lifting hydraulic cylinder 55 is arranged at the bottom end of the support rod 45; the lifting hydraulic cylinder 55 is connected with a gripper mounting plate 56, one side surface of the gripper mounting plate 56 is provided with a left clamp mounting plate 46, and the other side surface of the support rod 45 is provided with a right clamp mounting plate 47; a plurality of right clamping plates 48 which are uniformly distributed are arranged on one side surface of the right clamping mounting plate 47, and a right push rod 49 is connected to the top surface of the right clamping mounting plate 47; one end of the right push rod 49 is connected with a right push cylinder 50, and the right push cylinder 50 is arranged above the right clamp mounting plate 47; a plurality of uniformly distributed left clamping plates 51 are arranged on one side surface of the left clamping mounting plate 46, and a left push rod 52 is connected to the top surface of the left clamping mounting plate 46; one end of the left push rod 52 is connected with a left push cylinder 53, and the left push cylinder 53 is arranged above the left clamp mounting plate 46; the left clamping plate 51 and the right clamping plate 48 are arranged between the left clamping mounting plate 46 and the right clamping mounting plate 47, and the left clamping plate 51 and the right clamping plate 48 are arranged in a mutually crossed manner; the right push cylinder 50 and the right push rod 49 are vertically arranged; the left push cylinder 53 and the left push rod 52 are vertically arranged; a controller 54 is arranged on one side surface of the frame 1; the servo motor 4, the pressure sensor 5, the reciprocating mechanism 7, the feeding device 8, the infrared detector 17 and the gripping device 16 are all electrically connected with the controller 54.

The working principle is as follows: the controller 54 used in the utility model adopts a programmable controller with models such as Cortex-R8, Cortex-R7 or Cortex-M7.

When the forging device works, the whole device is powered on, so that the pressure sensor 5, the controller 54 and the infrared detector 17 are all started, and then the crank to be forged is placed on the feeding table 39, because the feeding table 39 has a certain inclination angle, and the lower end of the feeding table 39 is connected with the second baffle plate 32, so that the crank in the feeding table 39 can be automatically gathered between the second lifting plate 35 and the second baffle plate 32; the hydraulic cylinder 38 is started, the hydraulic cylinder 38 pushes the lifting rod 37 to move upwards after being started, the lifting rod 37 moves upwards to drive the first lifting plate 34, the second lifting plate 35 and the third lifting plate 36 to move upwards simultaneously, the second lifting plate 35 is enabled to be flush with the top surface of the second baffle plate 32, the first baffle plate 32 is flush with the top surface of the first lifting plate 34, and the third baffle plate 33 is flush with the top surface of the third lifting plate 36; the upward movement of the second lifting plate 35 drives the crank on the top surface thereof to move upward and fall between the second baffle 32 and the first lifting plate 34; then, the hydraulic cylinder 38 is controlled to stop working, the lifting rod 37 moves downwards after the hydraulic cylinder 38 stops working, and the lifting rod 37 moves downwards to drive the first lifting plate 34, the second lifting plate 35 and the third lifting plate 36 to move downwards, so that the crank on the second baffle 32 rolls and falls onto the top surface of the first lifting plate 34; then, the hydraulic cylinder 38 is started again, and the same operation is repeated by using the lifting lever 37, so that the first lifting plate 34 can lift the crank thereon to the top surface of the first flap 31; then the hydraulic cylinder 38 is controlled to stop again, so that the crank on the first baffle plate 31 can roll onto the top surface of the third lifting plate 36, and then the hydraulic cylinder 38 is controlled to start again, so that the third lifting plate 36 can lift the crank onto the third baffle plate 33 and roll onto the material moving plate 6 in the material distribution channel 2; the lifting rod 37 can be moved up and down back and forth by repeatedly opening and closing the hydraulic cylinder 38, thereby lifting the crank in a stepped manner.

Then the controller 54 controls the first motor 18 and the second motor 20 to start simultaneously, the first motor 18 starts to drive the first rotating arm 19 to rotate, the second motor 20 starts to drive the second rotating arm 21 to rotate, and the first rotating arm 19 and the second rotating arm 21 rotate simultaneously to drive the linkage rod 22 to reciprocate left and right; the movement of the linkage rod 22 drives the first folding rod 25 and the second folding rod 28 to move the first folding rod 25 and drive the third rotating arm 24 to rotate, and the movement of the second folding rod 28 drives the fourth rotating arm to rotate, so that the linkage rod 22 can stably reciprocate upwards, leftwards, downwards and upwards; the stable motion of the linkage rod 22 can drive the material moving plate 6 to perform synchronous motion, when the material moving plate 6 moves on a net, the crank falling in the material distribution channel 2 can be driven to move upwards, so that the crank is not contacted with the inner wall of the material distribution channel 2, then the material moving plate 6 can drive the crank to move leftwards, and when the material moving plate 6 moves downwards, the crank is contacted with the bottom surface of the material distribution channel 2, so that the crank slowly moves towards the feeding device 8; along with the removal of crank one step, when the crank removed the middle part of dividing material passageway 2, can be placed on orientation disc 3, because the whole shape of crank has the spheroid to constitute for a pole, this makes when the spheroid is towards pressure sensor 5, the spheroid can contact with pressure sensor 5, make pressure sensor 5 detect the pressure value, pressure sensor 5 just sends an electrical signal for controller 54, controller 54 will control servo motor 4 after receiving the signal that pressure sensor 5 sent and start certain time, thereby make servo motor 4 can drive orientation disc 3 and rotate 180, make orientation disc 3 drive crank rotation 180, thereby realize the crank with to the material loading.

The plurality of equidirectional cranks can be moved to one end of the material distribution channel 2 along with the continuous movement of the reciprocating mechanism 7, at the moment, the infrared detector 17 can detect the arrival of the cranks and send signals to the controller 54, the controller 54 firstly controls the lifting hydraulic cylinder 55 to start after receiving the signals sent by the infrared detector 17, the lifting hydraulic cylinder 55 drives the gripper mounting plate 56 to move upwards after starting, the gripper mounting plate 56 moves upwards, and the gripper mounting plate 56 moves upwards to drive the left clamping plate 51 and the right clamping plate 48 to move upwards together; then controlling the transfer servo motor 14 to start in the forward direction, driving the ball screw 13 to rotate after the transfer servo motor 14 starts in the forward direction, driving the transfer table 15 to move towards the material distribution channel 2 by the rotation of the ball screw 13, and driving the gripping device 16 to move by the movement of the transfer table 15 so that the gripping device 16 moves above the material distribution channel 2; then the lifting hydraulic cylinder 55 is controlled to stop, the lifting hydraulic cylinder 55 drives the gripper mounting plate 56 to move downwards after stopping, the gripper mounting plate 56 moves downwards, the gripper mounting plate 56 moves upwards and drives the left clamping plate 51 and the right clamping plate 48 to move downwards together, and therefore the cranks on the material distribution channel 2 are located between the left clamping plate 51 and the right clamping plate 48; then, the controller 54 controls the right pushing cylinder 50 and the left pushing cylinder 53 to start, after the right pushing cylinder 50 is started, the right pushing rod 49 is driven to move towards the left clamping plate 51, and the right pushing rod 49 moves to drive the right clamping plate 48 to move towards the left clamping plate 51; after the same left push cylinder 53 is started, the left push rod 52 can be driven to move towards the right clamping plate 48, so that the right clamping plate 48 and the left clamping plate 51 are mutually closed, and the crank is clamped by the left clamping plate 51 and the right clamping plate 48; then the controller 54 controls the lifting hydraulic cylinder 55 to start again, the lifting hydraulic cylinder 55 drives the gripper mounting plate 56 to move upwards after being started, the gripper mounting plate 56 moves upwards to drive the left clamping plate 51 and the right clamping plate 48 to move upwards together, and therefore the left clamping plate 51 and the right clamping plate 48 clamp the cranks to leave the material distribution channel 2.

When the left clamping plate 51 and the right clamping plate 48 clamp the cranks away from the material distribution channel 2, the controller 54 controls the movement servo motor 14 to be started reversely, the ball screw 13 is driven to rotate after the movement servo motor 14 is started reversely, the ball screw 13 drives the transfer table 15 to move towards the direction of the feeding device 8, and the movement of the transfer table 15 can drive the gripping device 16 to move, so that the cranks gripped by the gripping device 16 move above the feeding device 8 together; after the crank is moved to the upper part of the feeding device 8, the controller 54 controls the transfer servo motor 14 to stop, then controls the lifting hydraulic cylinder 55 to stop, after the lifting hydraulic cylinder 55 stops, the lifting hydraulic cylinder 55 drives the hand grip mounting plate 56 to move downwards, the hand grip mounting plate 56 moves downwards, and the hand grip mounting plate 56 moves upwards to drive the left clamping plate 51 and the right clamping plate 48 to move downwards together, so that the crank is placed between the two placing seats 43; then, the right push cylinder 50 and the left push cylinder 53 are controlled to stop at the same time, so that the left clamping plate 52 and the right clamping plate 48 are separated from each other, and the crank is placed between the two placing seats 43; then the controller 54 controls the feeding motor 44 to start, the feeding motor 44 drives the driving shaft 40 to rotate after starting, the driving shaft 40 drives the chain 42 to move, the chain 42 drives the driven shaft 41 to move, so that the chain 42 drives the placing seat 43 and the crank on the placing seat 43 to move to the downward movement operation step, and the whole feeding work is completed.

Claims

1. Crank forges uses automatic loading attachment, its characterized in that: comprises a frame (1), wherein the middle part of the frame (1) is provided with a material distribution channel (2); the middle part of the material distribution channel (2) is provided with an orientation disc (3), and the bottom end part of the orientation disc (3) is connected with a servo motor (4); a pressure sensor (5) is arranged on one side wall of the material distribution channel (2) at a position corresponding to the orientation disc (3), and the pressure sensor (5) is electrically connected with the servo motor (4); material moving plates (6) are arranged on the two sides of the directional disc (3), and each material moving plate (6) is connected with a reciprocating mechanism (7); one end of the material distribution channel (2) is connected with a feeding device (8), and the other end is connected with a feeding hopper (9); a material discharging plate (10) is obliquely arranged at one end, far away from the material distributing channel (2), in the material feeding hopper (9), and a single-rod lifting device (11) is arranged at one end, close to the material distributing channel (2); two symmetrically distributed movable sliding rails (12) are arranged on the rack (1), and the two movable sliding rails (12) are arranged between the material distribution channel (2) and the feeding device (8); a ball screw (13) is arranged between the two movable sliding rails (12), and one end of the ball screw (13) is connected with a transfer servo motor (14); a transfer table (15) is arranged on the ball screw (13), and a gripping device (16) is arranged on the transfer table (15); a plurality of infrared detectors (17) which are uniformly distributed are arranged on one side of the movable sliding rail (12), and the infrared detectors (17) are arranged at one end close to the feeding device (8).

2. The automatic feeding device for crank forging of claim 1, wherein: the reciprocating mechanism (7) comprises a first motor (18) positioned on one side surface of the rack (1), and a first rotating arm (19) is connected to the first motor (18); a second motor (20) is arranged on one side of the first motor (18), and a second rotating arm (21) is connected to the second motor (20); a linkage rod (22) is connected between the second rotating arm (21) and the first rotating arm (19); a first fixed seat (23) is arranged on one side of the first motor (18), and a third rotating arm (24) is rotatably connected to the first fixed seat (23); a first folding rod (25) is connected to the third rotating arm (24), and one end of the first folding rod (25) is connected with one end of the first rotating arm (19); a second fixed seat (26) is arranged on one side of the second motor (20), and a fourth rotating arm (27) is rotatably connected to the second fixed seat (26); a second folding rod (28) is fixedly connected to the fourth rotating arm (27), and one end of the second folding rod (28) is connected with one end of the second rotating arm (21).

3. The automatic feeding device for crank forging of claim 2, wherein: a first connecting rod (29) is arranged on the bottom surface of the material moving plate (6), and a second connecting rod (30) is arranged on one side of the first connecting rod (29); one end of the first connecting rod (29) is fixedly connected with the bent part on the first folding rod (25), and one end of the second connecting rod (30) is fixedly connected with the bent part of the second folding rod (28).

4. The automatic feeding device for crank forging of claim 1, wherein: the single-rod lifting device (11) comprises a first baffle (31) which is vertically arranged, a second baffle (32) is vertically arranged on one side of the first baffle (31), a third baffle (33) is vertically arranged on the other side of the first baffle (31), and the third baffle (33) is arranged between the first baffle (31) and the material distribution channel (2); a first lifting plate (34) is vertically arranged between the first baffle plate (31) and the second baffle plate (32), and a second lifting plate (35) is vertically arranged between the second baffle plate (32) and the material discharging plate (10); a third lifting plate (36) is vertically arranged between the third baffle plate (33) and the first baffle plate (31); and lifting rods (37) are connected among the bottom end parts of the first lifting plate (34), the second lifting plate (35) and the third lifting plate (36), and hydraulic cylinders (38) are connected on the lifting rods (37).

5. The automatic feeding device for crank forging of claim 4, wherein: the height of the first lifting plate (34) is the same as that of the second baffle plate (32), the height of the second lifting plate (35) is the same as that of the first baffle plate (31), and the height of the third baffle plate (33) is the same as that of the third lifting plate (36); the top surface area of the first lifting plate (34) is larger than that of the second lifting plate (35), and the top surface area of the second lifting plate (35) is larger than that of the third lifting plate (36); the top surfaces of the first baffle (31), the second baffle (32) and the third baffle (33) are all obliquely arranged, wherein the lower ends of the top surfaces of the first baffle (31), the second baffle (32) and the third baffle (33) are all close to the material distribution channel (2), and the higher ends of the top surfaces of the first baffle (31), the second baffle (32) and the third baffle (33) are all close to the material discharge plate (10).

6. The automatic feeding device for crank forging of claim 1, wherein: the feeding device (8) comprises a feeding table (39), one end of the feeding table (39) is provided with a driving shaft (40), and the other end of the feeding table (39) is provided with a driven shaft (41); two parallel chains (42) are connected between the driven shaft (41) and the driving shaft (40), and each chain (42) is provided with a plurality of uniformly distributed placing seats (43); the distance between every two adjacent placing seats (43) is equal to the distance between every two adjacent infrared detectors (17); the driving shaft (40) is connected with a feeding motor (44).

7. The automatic feeding device for crank forging of claim 1, wherein: the gripping device (16) comprises a support rod (45) connected with the transfer table (15), and a lifting hydraulic cylinder (55) is arranged at the bottom end of the support rod (45); a gripper mounting plate (56) is connected to the lifting hydraulic cylinder (55), a left clamp mounting plate (46) is arranged on one side surface of the gripper mounting plate (56), and a right clamp mounting plate (47) is arranged on the other side surface of the supporting rod (45); a plurality of right clamping plates (48) which are uniformly distributed are arranged on one side surface of the right clamping mounting plate (47), and a right push rod (49) is connected to the top surface of the right clamping mounting plate (47); one end of the right push rod (49) is connected with a right push cylinder (50), and the right push cylinder (50) is arranged above the right clamp mounting plate (47); a plurality of uniformly distributed left clamping plates (51) are arranged on one side surface of the left clamping mounting plate (46), and a left push rod (52) is connected to the top surface of the left clamping mounting plate (46); one end of the left push rod (52) is connected with a left push cylinder (53), and the left push cylinder (53) is arranged above the left clamp mounting plate (46).

8. The automatic feeding device for crank forging of claim 7, wherein: the left clamping plate (51) and the right clamping plate (48) are arranged between the left clamping mounting plate (46) and the right clamping mounting plate (47), and the left clamping plate (51) and the right clamping plate (48) are arranged in a mutually crossed manner; the right push cylinder (50) and the right push rod (49) are vertically arranged; the left push cylinder (53) and the left push rod (52) are vertically arranged.

9. The automatic feeding device for crank forging of any one of claims 1 to 8, wherein: a controller (54) is arranged on one side surface of the rack (1); the servo motor (4), the pressure sensor (5), the reciprocating mechanism (7), the feeding device (8), the infrared detector (17) and the gripping device (16) are all electrically connected with the controller (54).