CN109176000B

CN109176000B - Automatic assembling production line for head shell of angle grinder

Info

Publication number: CN109176000B
Application number: CN201811171345.8A
Authority: CN
Inventors: 梁勇; 徐建华; 徐志坚; 方超
Original assignee: Zhejiang Foertai Intelligent Equipment Co ltd
Current assignee: Zhejiang Foertai Intelligent Equipment Co ltd
Priority date: 2018-10-09
Filing date: 2018-10-09
Publication date: 2024-05-17
Anticipated expiration: 2038-10-09
Also published as: CN109176000A

Abstract

The invention provides an automatic head shell assembling production line of an angle grinder, and belongs to the technical field of angle grinder installation equipment. The invention solves the problems of laborious installation and the like of the traditional angle grinder, and comprises a frame, a bearing installation device, a copper bush installation device, a baffle installation device and a rotor installation device which are arranged on the frame, wherein a head shell initial installation station is arranged on the frame, the head shell is positioned at the head shell initial installation station, the bearing installation device and the copper bush installation device can install a bearing and a copper bush in a bearing installation hole and a copper bush installation hole of the head shell, and a transfer device is arranged between the head shell initial installation station, the baffle installation device and the rotor installation device, and the baffle installation device and the rotor installation device can sequentially install a baffle and a rotor on the head shell. The invention can realize the automation of the installation of the bearing, copper bush, baffle, rotor, half key and bevel gear of the upper head shell of the angle grinder, has compact structure and high production efficiency, and can greatly reduce the production cost of enterprises.

Description

Automatic assembling production line for head shell of angle grinder

Technical Field

The invention belongs to the technical field of mechanical equipment, relates to installation equipment of an angle grinder, and particularly relates to an automatic head shell assembly production line of the angle grinder.

Background

The head shell of the angle grinder is provided with a bearing, a copper sleeve, a baffle, a rotor, a semicircular key and a bevel gear. Because the modern industry of China rapidly develops, labor intensive industry is gradually replaced by automatic production lines by manual operation, and the automatic production lines can solve the great consumption of manpower and financial resources caused by tedious labor, wherein in the production process of the angle grinder, the head shell assembly generally needs 6-7 operators to be completed manually, the production efficiency is low, and the labor intensity is high, so that the automatic production line for the head shell of the angle grinder, which can automatically complete the head shell assembly of the angle grinder, solve the contradiction of unbalanced supply and demand of labor force and also reduce the enterprise cost and improve the efficiency, is necessary.

Disclosure of Invention

The invention aims to provide an automatic assembling production line for the head shell of the angle grinder, which has high installation efficiency, reasonable cost and high degree of automation, aiming at the defects existing in the installation process of the conventional angle grinder.

The aim of the invention can be achieved by the following technical scheme:

The utility model provides an automatic equipment production line of head shell of angle mill, a serial communication port, it includes the frame, the bearing installation device of setting in the frame, copper sheathing installation device, separation blade installation device, rotor installation device, semicircle key installation device and bevel gear installation device, be provided with the initial station of laying of head shell in the frame, the head shell is located the initial station department of laying of head shell, bearing installation device and copper sheathing installation device can install bearing and copper sheathing in the bearing mounting hole and the copper sheathing mounting hole of head shell, the initial station of laying of head shell, separation blade installation device, rotor installation device all are provided with a transfer device between two liang, can put in proper order the head shell in separation blade installation device and rotor installation device department through corresponding transfer device, separation blade installation device and rotor installation device can install separation blade and rotor on the head shell in proper order.

When the rotor is installed, the semicircular key installation device and the bevel gear installation device can respectively install the semicircular key and the bevel gear on the semicircular key installation hole and the rotor shaft of the rotor of the head shell.

The specific process comprises the following steps: the head shell is located the head shell initial placement station department, bearing installation device can install the bearing on the head shell, copper sheathing installation device can install the copper sheathing on the head shell, form first part after bearing and copper sheathing are installed on the head shell, move the separation blade installation device department with first part through corresponding transfer device, form the second part after the separation blade installation device corresponds position department with the separation blade, the rotor installation device department is transferred through corresponding transfer device to the second part, rotor installation device forms the third part after the rotor is installed position department corresponds with the second part, rotor installation simultaneously, semicircle key installation device and bevel gear installation device can install semicircle key and bevel gear in third part position department, thereby the installation of head shell is accomplished.

Preferably, the first head shell placing box is arranged at the head shell initial placing station, the head shell is positioned in the first head shell placing box, one side of the head shell, provided with the bearing mounting hole, faces upwards, and the side of the head shell, provided with the copper sleeve mounting hole faces towards the copper sleeve mounting device.

Preferably, the bearing mounting device comprises a bearing vibration disc, a bearing transfer mechanism and a bearing pressing mechanism, the bearing vibration disc vibrates to select a bearing, the bearing transfer mechanism can transfer the bearing to a bearing mounting hole of a head shell at an initial placing station of the head shell, and the bearing pressing mechanism can press the bearing into the bearing mounting hole.

The bearing that the bearing vibration dish selected is the horizontality, and bearing transfer mechanism is first transfer manipulator, and first transfer manipulator presss from both sides after getting the bearing, carries the bearing horizontal migration to the bearing mounting hole department of head shell, and the bearing has not got into in the bearing mounting hole yet completely this moment, can be with bearing indentation mechanism in the bearing mounting hole.

Preferably, the bearing pressing mechanism comprises a bearing pressing head and a pressing head driving cylinder, a piston rod of the pressing head driving cylinder vertically extends out to be connected with the bearing pressing head, and the bearing pressing head is positioned right above the head shell initial placing station and is right opposite to the head shell initial placing station.

The bearing lower pressure head is vertically arranged, the head shell is positioned in the first head shell accommodating box, and the bearing lower pressure head is opposite to the center of a bearing mounting hole on the head shell.

Preferably, the bearing lower pressure head comprises a pressure part and an inserting part, wherein the pressure part and the inserting part are integrally arranged, one end of the inserting part is connected with the pressure part, the other end of the inserting part is conical, and the size of the inserting part is equivalent to the size of a bearing hole of the bearing.

The size of the pressing part is larger than that of the inserting part, when the bearing lower pressing head moves downwards under the driving of the lower pressing head driving cylinder, the inserting part can be inserted into a bearing hole of the bearing, and the pressing part can be pressed on the bearing body, so that the bearing cannot be pressed askew when entering the bearing mounting hole. The length of the insertion part of the bearing is equivalent to the depth of the bearing hole.

Preferably, the copper bush installation device comprises a copper bush vibration disc and a copper bush pressing mechanism, wherein the copper bush vibration disc is provided with a copper bush discharge chute, the discharge end of the copper bush discharge chute extends towards the direction perpendicular to the axis of a copper bush installation hole at the initial placement station of the head shell, the copper bush at the discharge port of the copper bush discharge chute is coaxial with the copper bush installation hole, and the copper bush pressing mechanism can press the copper bush at the discharge port of the copper bush discharge chute into the copper bush installation hole of the head shell.

The copper sleeve mounting hole is formed in one side, facing the copper sleeve mounting device, of the head shell in the first head shell placing box, the copper sleeve hole on the copper sleeve discharging groove is coaxial with the copper sleeve mounting hole (or the axes of the two holes are parallel), and a hole is formed in one side of the first head shell placing box and is opposite to the copper sleeve mounting hole.

Preferably, the copper bush discharging chute downward sloping set up, the discharge end (low level end) of copper bush discharging chute is provided with arc baffle, copper bush of copper bush discharging chute department can fall into in the arc baffle, the copper bush of arc baffle department is coaxial with the copper bush mounting hole of head shell initial placement station department.

The copper bush at the arc-shaped baffle plate, the hole formed in one side of the first head shell placing box and the copper bush mounting hole are coaxial, and the distance between the copper bush at the arc-shaped baffle plate and one side of the hole formed in the first head shell placing box is small.

Preferably, the copper bush pressing mechanism comprises a copper bush pressing head and a pressing head driving cylinder, the copper bush pressing head is opposite to a copper bush mounting hole (positioned on a head shell in the first head shell placing box), and a piston rod of the pressing head driving cylinder horizontally extends out to be connected with the copper bush pressing head so as to drive the copper bush pressing head to move back and forth relative to the copper bush mounting hole.

Preferably, one end (insertion end) of the copper sleeve pressing-in head, which is close to the first head shell placing box, is in a round table shape, and the copper sleeve pressing-in head can be inserted into the copper sleeve hole.

The insertion end of the copper bush press-in head can be inserted into the copper bush hole of the copper bush at the arc-shaped baffle plate and continuously moves forward under the drive of the press-in head driving cylinder, and the copper bush press-in head is pressed into the copper bush mounting hole after passing through the hole formed in the first head shell placing box.

Preferably, the baffle mounting device comprises a baffle mounting station, a baffle vibration disc, a baffle positioning device and a baffle transfer mechanism, a second transfer manipulator is arranged between the baffle vibration disc and the baffle positioning device, the second transfer manipulator can transfer the baffle to the baffle positioning device, the baffle positioning device can position the baffle, and the baffle transfer mechanism can transfer the positioned baffle to the baffle mounting station for mounting.

The first component with the bearing and the copper sleeve installed is moved to the position of the baffle installation station through a transfer device arranged between the head shell initial placement station and the baffle installation device. The baffle mounting station is provided with a second head shell placing box, the first component is placed in the second head shell placing box, and one side of the head shell, provided with the baffle placing part, faces upwards.

Since the horizontal orientation of the flap selected from the flap vibrating disk is inconsistent, the flap needs to be positioned prior to installation so that the flap to be installed remains in the same orientation prior to installation, and the flap positioning device can achieve this function.

The baffle positioning device comprises a first support and a support plate horizontally arranged on the first support, a positioning mechanism and a limiting mechanism are respectively arranged above and below the support plate, a groove matched with the baffle in shape is formed in the support plate, the limiting mechanism can enable the baffle to rotate along the central axis of the groove, and the positioning mechanism can enable the baffle to rotate and enable the baffle to be located in the groove and coincide with the groove. The limiting mechanism can enable the baffle to move only along the central axis of the groove.

The separation blade is oval, and the middle part is provided with the separation blade hole, and the separation blade both ends all are provided with a screw hole.

Preferably, the limiting mechanism comprises a cylindrical limiting part and a limiting part driving cylinder, a first round hole is formed in the middle of the groove, the limiting part is located right below the first round hole, a piston rod of the limiting part driving cylinder vertically extends out to be connected with the limiting part, and the limiting part can drive the limiting part to move upwards and be located in the first round hole of the groove.

Preferably, the upper end of the limiting piece is conical.

The limiting part drives the air cylinder to drive the limiting part to move upwards and vertically to be located in the first round hole of the groove, the second transfer manipulator transfers the blocking piece to the groove of the supporting plate, the blocking piece hole of the blocking piece is sleeved on the limiting part, the blocking piece is not located in the groove completely, the positioning mechanism works to rotate the blocking piece to enable the blocking piece to be located in the groove completely, positioning work of the blocking piece is completed, and the limiting mechanism and the positioning mechanism are reset respectively.

Preferably, the positioning mechanism comprises a positioning head and a rotary driving mechanism for driving the positioning head to rotate, the positioning head is positioned right above the groove, two inserting posts are arranged on the positioning head at intervals, and the positioning mechanism further comprises a positioning head driving mechanism for driving the positioning head to move up and down relative to the groove.

The distance between the two inserted posts is the same as the distance between the two screw holes on the baffle plate, and the lower end of each inserted post can be inserted into the corresponding screw hole. The rotary driving mechanism is a motor, and an output shaft of the motor is connected with the positioning head.

The positioning head driving mechanism comprises a first sliding plate, a vertically arranged sliding rail and a positioning head driving cylinder, wherein the first sliding plate is arranged on the sliding rail in a sliding manner, a motor is arranged on the first sliding plate, an output shaft of the motor is downwards arranged and connected with the positioning head, and a piston rod of the positioning head driving cylinder vertically extends out and is fixedly connected with the first sliding plate.

After the separation blade is positioned, the separation blade transfer mechanism (the third transfer manipulator, in order to save the cost, the third transfer manipulator only needs to realize 180 degrees rotations, the position of the separation blade that comes out from the separation blade vibration dish is inconsistent, so the separation blade needs to be positioned in advance, the separation blade installation assembly line just can go down smoothly like this.) will be positioned the separation blade installation station with the separation blade, first part (the head shell that has installed bearing and copper sheathing) is located separation blade installation station department, separation blade installation station department is provided with the second head shell and lays the box, first part is located the second head shell and lays the box, and be provided with one side of separation blade installation department (namely set up one side of bearing mounting hole) up, the separation blade is installed in separation blade installation department, be provided with two double-screw bolts that correspond with the separation blade on the head shell, separation blade installation station department is provided with the screw machine, it can fix separation blade and head shell to go up the screw machine.

Preferably, the transfer device between the baffle mounting device and the rotor mounting device comprises a conveying guide rail and a third head shell placing box arranged on the conveying guide rail, the conveying guide rail extends towards the direction of the rotor mounting device, the third head shell placing box can move relative to the conveying guide rail, and the frame is provided with a fixing mechanism for placing the third head shell in place.

Preferably, the fixing mechanism comprises a positioning column and a positioning column driving cylinder, a piston rod of the positioning column driving cylinder vertically extends out to be fixedly connected with the positioning column, the third head shell placement box is slidably arranged on the conveying guide rail through a second sliding plate, a second round hole is formed in the second sliding plate, and the positioning column can enter the second round hole to position the second sliding plate under the driving of the positioning column driving cylinder.

The second slide plate can be positioned at the end of the conveying guide rail by the fixing mechanism, and the third head housing mounting box on the second slide plate and the head housing in the third head housing mounting box are also positioned at the end.

Preferably, the rotor mounting device comprises a rotor positioning mechanism and a rotor pushing and mounting mechanism, wherein the rotor positioning mechanism can position the rotor, and the rotor pushing and mounting mechanism can push one end (rotor shaft end) of the rotor into a rotor shaft mounting hole of the head shell.

Preferably, the rotor positioning mechanism comprises two rotating wheels, a rotating wheel driving motor, a rotor clamping mechanism and a rotor compressing mechanism, wherein the two rotating wheels are arranged in parallel, the two rotating wheels are arranged side by side in parallel, the rotating wheel driving motor can drive one of the rotating wheels to rotate, the rotor clamping mechanism can clamp the rotor after the rotor rotates in place so that the rotor cannot continue to rotate, and the rotor compressing mechanism can compress the rotor after the rotor is positioned so that the rotor cannot rotate.

After the rotor is placed between two rotating wheels, the position of the semicircular key mounting hole of the rotor needs to be adjusted, the rotor rotates through the two rotating wheels, when the rotor rotates to the position that the semicircular key mounting hole faces upwards, the rotor clamping mechanism can clamp the rotor, after the rotor rotates in place, the rotor compressing mechanism can compress the rotor, the rotor clamping mechanism is reset to be separated from the rotor, and rotor positioning is completed. The rotor hold down mechanism prevents the rotor from rotating but the rotor is also movable in the axial direction.

Preferably, the rotor clamping mechanism comprises clamping pieces and clamping piece driving cylinders, the clamping pieces are vertically arranged above the two rotating wheels, one end, close to the rotating wheels, of each clamping piece is provided with a clamping block matched with the shape of a semicircular key mounting hole on the rotor, and the other end of each clamping piece is connected with a piston rod of each vertically-extending clamping piece driving cylinder.

When the rotor is located between the two rotating wheels, the clamping piece driving air cylinder drives the clamping piece to move downwards, the clamping block on the clamping piece is propped against the rotor shaft of the rotor, which is provided with the semicircular key mounting hole, the motor drives the rotating wheels to rotate, the rotor also rotates along with the semicircular key mounting hole, when the rotor rotates to the position that the clamping block is opposite to the semicircular key mounting hole, the clamping block continues to move downwards under the driving of the clamping piece driving air cylinder, the clamping block is located in the semicircular key mounting hole of the rotor, and the rotor is clamped and positioned to be free from moving.

Preferably, the rotor compactor mechanism comprises a sliding rod horizontally arranged and a sliding block arranged on the sliding rod, the compacting block driving mechanism comprises a compacting block and a compacting block driving cylinder, the compacting block is positioned above the rotor between the two rotating wheels, one surface of the compacting block, facing the rotor, is arc-shaped, and a piston rod of the compacting block driving cylinder vertically extends out and is connected with the compacting block to drive the compacting block to move up and down relative to the rotor.

Preferably, the rotor compressing mechanism further comprises a compressing block horizontal adjusting mechanism, and the compressing block horizontal adjusting cylinder is connected with the sliding block through a supporting plate frame.

The motion direction of the compressing block on the sliding block is perpendicular to the pushing direction of the rotor. The horizontal distance between the compression block and the rotor on the two rotating wheels can be adjusted through the horizontal adjustment mechanism of the compression block.

Preferably, the rotor pushing and mounting mechanism comprises a push rod and a push rod driving mechanism for driving the push rod to horizontally move back and forth, the two rotating wheels are arranged on a rotating wheel fixing frame, the rotating wheel fixing frame can move back and forth relative to the third head shell placing box, and the push rod is movably arranged on the fixing frame and can push a rotor shaft with a semicircular key mounting hole on the rotor to the shaft hole of the head shell of the third head shell placing box.

The driving end of the electric push rod mechanism and the rotors on the two rotating wheels are positioned on the same axis.

Preferably, the semicircular key installation device and the bevel gear installation device are both robots.

Compared with the prior art, the invention is provided with the bearing installation device, the copper bush installation device, the baffle plate installation device, the rotor installation device, the semicircular key installation device and the bevel gear installation device, so that the installation of the bearing, the copper bush, the baffle plate, the rotor, the semicircular key and the bevel gear is automated, and the invention has compact structure, low cost and high production efficiency, thereby greatly reducing the production cost of enterprises.

Drawings

FIG. 1 is a schematic diagram of the structure of the present invention;

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

FIG. 3 is a side view of the present invention;

FIG. 4 is a schematic view of the structure of the bearing mounting device of the present invention;

FIG. 5 is a schematic view of a portion of the structure of the bearing mounting apparatus of the present invention;

Fig. 6 is a schematic structural view of the copper sheathing installation device of the present invention;

fig. 7 is a top view of the copper sleeve mounting apparatus of the present invention;

fig. 8 is a schematic view of a part of the structure of the copper sheathing installation device of the present invention;

fig. 9 is a schematic view of a part of the structure of the copper sheathing installation device of the present invention;

FIG. 10 is a schematic view of a baffle mounting device according to the present invention;

FIG. 11 is a top view of the flap mounting apparatus of the present invention;

FIG. 12 is a schematic view of a portion of a baffle mounting device according to the present invention;

FIG. 13 is an enlarged view of FIG. 12A in accordance with the present invention;

FIG. 14 is a schematic view of a rotor mounting apparatus of the present invention;

FIG. 15 is a schematic view of a portion of the structure of the rotor mounting apparatus of the present invention;

Fig. 16 is a top view of the rotor mounting apparatus of the present invention.

In the figure, 1, a rack; 2. a head shell initial placement station; 3. a first head housing mounting box; 4. a bearing vibration plate; 5. a first transfer robot; 6. a head shell; 7. a bearing lower pressure head; 8. copper bush vibration plate; 9. copper bush discharge chute; 10. a hole; 11. an arc baffle; 12. a copper sleeve press-in head; 13. copper bush mounting holes; 14. a press-in head driving cylinder; 15. a baffle mounting station; 16. a baffle vibration disk; 17. a second transfer robot; 18. a third transfer robot; 19. a baffle plate placing part; 20. a first bracket; 21. a support plate; 22. a groove; 23. a limiting piece; 24. the limiting piece drives the air cylinder; 25. a first round hole; 26. a push rod; 27. a compaction block; 28. a positioning head; 29. inserting a column; 30. a screw feeding machine; 31. a conveying guide rail; 32. a third head housing receiving box; 33. a rotating wheel; 34. a clamping piece; 35. the clamping piece drives the air cylinder; 36. a clamping block; 37. a fourth transfer robot; 38. a semicircular key mounting hole; 39. a robot; 40. a semicircular key vibration plate; 41. a bevel gear vibration disk; 42. a second head housing receiving box; 43. and a buffer spring.

Detailed Description

The following are specific embodiments of the present invention and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1 to 16, the invention provides an automatic head shell assembling production line of an angle grinder, which comprises a frame 1, a bearing mounting device, a copper sleeve mounting device, a baffle mounting device, a rotor mounting device, a semicircular key mounting device and a bevel gear mounting device which are sequentially arranged on the frame 1. Two sets of rotor mounting means are provided in fig. 1, whereby the mounting efficiency of the rotor can be improved.

The frame 1 is provided with a head shell initial placing station 2, the head shell is positioned at the head shell initial placing station 2, and a transfer device is arranged between the head shell initial placing station 2, the baffle mounting device and the rotor mounting device.

The head shell 6 is located the head shell initial placement station 2, bearing installation device can install the bearing on the head shell 6, copper bush installation device can install the copper bush on the head shell 6, form first part after bearing and copper bush are installed, move the separation blade installation device department with first part through corresponding transfer device, form the second part after the separation blade installation device is located the first part corresponding position department, the second part is transferred rotor installation device department through corresponding transfer device, rotor installation device is with rotor after the second part corresponding position department forms the third part, semicircle key installation device and bevel gear installation device can be with semicircle key and bevel gear installation in third part corresponding position department, thereby the installation of head shell 6 is accomplished.

The first head shell placing box 3 is arranged at the head shell initial placing station 2, the head shell 6 is arranged in the first head shell placing box 3, one side of the head shell 6 provided with a bearing mounting hole faces upwards, and one side of the head shell 6 provided with a copper sleeve mounting hole 13 faces towards the copper sleeve mounting device.

The bearing mounting device comprises a bearing vibration disc 4, a bearing transfer mechanism and a bearing pressing mechanism, the bearing vibration disc 4 vibrates to select a bearing, the bearing transfer mechanism can transfer the bearing to a bearing mounting hole of a head shell 6 at the head shell initial placement station 2, and the bearing pressing mechanism can press the bearing into the bearing mounting hole.

The bearing that bearing vibration dish 4 selected is the horizontality, and bearing transfer mechanism is first transfer manipulator 5, and after the bearing was got to first transfer manipulator 5 clamp, carries the bearing level to the bearing mounting hole department of head shell 6, and the bearing has not got into in the bearing mounting hole yet completely this moment, can be with the bearing indentation mechanism with the bearing in the bearing mounting hole.

The first transferring manipulator 5 comprises a clamping jaw, a clamping jaw up-down driving mechanism and a clamping jaw rotating mechanism, the clamping jaw can rotate 180 degrees under the action of the clamping jaw rotating mechanism, the clamping jaw up-down driving mechanism can drive the clamping jaw to move up and down, the clamping jaw firstly ascends to the bearing vibration disc 4 to clamp a bearing under the action of the clamping jaw up-down driving mechanism, and after the clamping jaw descends to a certain height, the clamping jaw rotates 180 degrees to place the bearing in a bearing mounting hole of the head shell 6.

The bearing pressing mechanism comprises a bearing pressing head 7 and a pressing head driving cylinder, a piston rod of the pressing head driving cylinder vertically extends out and is connected with the bearing pressing head 7, and the bearing pressing head 7 is positioned right above the head shell initial placing station 2 and is right opposite to the head shell initial placing station 2.

The bearing lower pressure head 7 is vertically arranged, the head shell 6 is positioned in the first head shell placement box 3, and the bearing lower pressure head 7 is opposite to the center of a bearing mounting hole on the head shell 6. The bearing lower pressure head 7 comprises a pressure part and an inserting part, wherein the pressure part and the inserting part are integrally arranged, one end of the inserting part is connected with the pressure part, the other end of the inserting part is conical, and the size of the inserting part is equivalent to the size of a bearing hole of the bearing.

The size of the pressing part is larger than that of the inserting part, when the bearing lower pressing head 7 moves downwards under the driving of the lower pressing head driving cylinder, the inserting part can be inserted into the bearing hole, and the pressing part can be pressed on the bearing body, so that the bearing cannot be pressed askew when entering the bearing mounting hole.

The copper bush mounting device and the bearing vibration disk 4 are respectively positioned at two sides of the bearing pressing mechanism.

The copper bush installation device comprises a copper bush vibration disc 8 and a copper bush pressing mechanism, wherein the copper bush vibration disc 8 is provided with a copper bush discharge chute 9, the discharge end of the copper bush discharge chute 9 extends towards the direction perpendicular to the axis of a copper bush installation hole 13 at the initial placement station 2 of the head shell, the copper bush at the discharge port of the copper bush discharge chute 9 is coaxial with the copper bush installation hole 13, and the copper bush pressing mechanism can press the copper bush into the copper bush installation hole 13 of the head shell 6.

The copper bush mounting hole 13 is arranged on one side of the first head shell 6 facing the copper bush mounting device in the first head shell mounting box 3, the copper bush holes on the copper bush discharging groove 9 are coaxial with the copper bush mounting hole 13 (or the axes of the two holes are parallel, because the copper bush discharging groove 9 is arranged on a plurality of copper bushes, the copper bush holes of the copper bush at the discharging end of the copper bush discharging groove 9 are coaxial with the copper bush mounting hole 13), the hole 10 is arranged on one side of the first head shell mounting box 3, and the hole 10 is opposite to the copper bush mounting hole 13.

The copper bush discharging chute 9 is arranged in a downward inclined mode, an arc-shaped baffle 11 is arranged at the discharging end (low-position end) of the copper bush discharging chute 9, a copper bush at the copper bush discharging chute 9 can fall into the arc-shaped baffle 11, and the copper bush at the arc-shaped baffle 11 is coaxial with a copper bush mounting hole 13 at the initial head shell placing station 2.

The copper bush at the arc-shaped baffle plate 11, the hole 10 formed in one side of the first head shell placing box 3 and the copper bush mounting hole 13 are coaxial, and the distance between the copper bush at the arc-shaped baffle plate 11 and one side of the first head shell placing box 3, where the hole 10 is formed, is small.

The copper sleeve pressing mechanism comprises a copper sleeve pressing head 12 and a pressing head driving cylinder 14, the copper sleeve pressing head 12 is opposite to a copper sleeve mounting hole 13 (positioned on a head shell 6 in a head shell accommodating box), and a piston rod of the pressing head driving cylinder 14 horizontally extends out and is connected with the copper sleeve pressing head 12 to drive the copper sleeve pressing head 12 to move back and forth relative to the copper sleeve mounting hole 13. The copper bush press-in head 12 has a truncated cone shape at one end (insertion end) near the first head case housing case 3, and can be inserted into the copper bush hole.

The insertion end of the copper bush press-in head 12 can be inserted into a copper bush hole of the copper bush at the arc-shaped baffle plate 11, and continuously moves forward under the drive of the press-in head driving cylinder 14, and is pressed into the copper bush mounting hole 13 after passing through the hole 10 formed in the first head shell 6 mounting box 3. After the copper sleeve on the arc-shaped baffle plate 11 is removed, the subsequent copper sleeve can roll into the arc-shaped baffle plate 11 under the action of gravity.

The baffle mounting device comprises a baffle mounting station 15, a baffle vibration disc 16, a baffle positioning device and a baffle transfer mechanism, wherein a second transfer manipulator 17 is arranged between the baffle vibration disc 16 and the baffle positioning device, the second transfer manipulator 17 can transfer the baffle to the baffle positioning device, the baffle positioning device can position the baffle, and the baffle transfer mechanism can transfer the positioned baffle to the baffle mounting station 15 for mounting.

The head shell initial placing station 2 and the baffle mounting station 15 are on the same straight line, and by means of a transfer device (a third transfer manipulator 18) arranged between the head shell initial placing station 2 and the baffle mounting device, the transfer manipulator is positioned between the head shell initial placing station 2 and the baffle mounting station 15 and comprises clamping jaws, a clamping jaw up-down driving mechanism and a clamping jaw rotating mechanism, the clamping jaws can move up and down through the clamping jaw up-down driving mechanism, so that the clamping jaws can clamp the head shell 6 (with bearings and copper sleeves mounted) from the head shell initial placing station 2, then move upwards to realize 180-degree rotation through the clamping jaw rotating mechanism, the head shell 6 is placed at the baffle mounting station 15, and a first part with the bearings and the copper sleeves mounted is transferred to the baffle mounting station 15.

Since the horizontal orientation of the blade selected from the blade vibration plate 16 is not uniform, it is necessary to position the blade before the blade is mounted so that the blade to be mounted can be kept in the same orientation before the mounting, and the blade positioning means can achieve this function.

The baffle positioning device comprises a first bracket 20 and a support plate 21 horizontally arranged on the first bracket 20, wherein a positioning mechanism and a limiting mechanism are respectively arranged above and below the support plate 21, a groove 22 matched with the baffle in shape is arranged on the support plate 21, the limiting mechanism can enable the baffle to move rotationally along the central axis of the groove 22, and the positioning mechanism can enable the baffle to rotate and be located in the groove 22 to coincide with the groove 22. The separation blade is oval, and the middle part is provided with the separation blade hole, and the separation blade both ends all are provided with a screw hole.

The limiting mechanism comprises a cylindrical limiting piece 23 and a limiting piece driving air cylinder 24, a first round hole 25 is formed in the middle of the groove 22, the limiting piece 23 is located right below the first round hole 25, a piston rod of the limiting piece driving air cylinder 24 vertically extends out to be connected with the limiting piece 23, and the limiting piece driving air cylinder can drive the limiting piece 23 to move upwards and be located in the first round hole 25 at the groove 22. The upper end of the stopper 23 is tapered.

The limiting piece driving cylinder 24 drives the limiting piece 23 to move upwards and vertically locate in the first round hole 25 of the groove 22, and the second transfer manipulator 17 is used for transferring the blocking piece from the blocking piece vibration disc 16 to the groove 22. The second transfer robot 17 includes a first suction rod, a first suction rod up-down driving cylinder, and a first suction rod rotating mechanism, and the first suction rod is made of a magnetic material.

The second transfer manipulator 17 is located between the baffle positioning device and the baffle vibration disk 16, the second transfer manipulator 17 sucks the baffle selected by the baffle vibration disk 16 from the trough of the baffle vibration disk 16, then rotates by 90 degrees, places the baffle at the groove 22 of the supporting plate 21 after adjusting the proper height, so that the baffle hole of the baffle is sleeved on the limiting piece 23, at the moment, the baffle is not all located in the groove 22, the positioning mechanism works to rotate the baffle to enable the baffle to be all located in the groove 22, the positioning work of the baffle is completed, and the limiting mechanism and the positioning mechanism are reset respectively.

The baffle transfer mechanism is a fourth transfer manipulator 37, the fourth transfer manipulator 37 comprises a second suction rod, a second suction rod up-down driving cylinder and a second suction rod rotating mechanism, and the second suction rod is horizontally arranged. The fourth transfer robot 37 is located between the shutter mounting station 15 and the shutter locating device, and the three are located on the same straight line, and the second suction rod rotating mechanism can enable the second suction rod to rotate 180 degrees. The second suction rod descends to suck the blocking piece, rotates 180 degrees, and then is adjusted to a proper position to place the blocking piece on the blocking piece placing part 19 of the blocking piece installation station.

The positioning mechanism comprises a positioning head 28 and a rotary driving mechanism for driving the positioning head 28 to rotate, wherein the positioning head 28 is positioned right above the groove 22, two inserting posts 29 are arranged on the positioning head at intervals, and the positioning mechanism also comprises a positioning head driving mechanism for driving the positioning head 28 to move up and down relative to the groove 22.

The distance between the two insert posts 29 is the same as the distance between the two screw holes on the baffle plate, and the lower end of each insert post 29 can be inserted into the corresponding screw hole. The rotary drive mechanism is a motor, and an output shaft of the motor is connected to the positioning head 28.

The positioning head driving mechanism comprises a first sliding plate, a vertically arranged sliding rail and a positioning head driving cylinder, a motor is arranged on the first sliding plate, an output shaft of the motor is downwards connected with the positioning head 28, and a piston rod of the positioning head driving cylinder vertically extends out to be fixedly connected with the first sliding plate.

The baffle mounting principle: after the baffle is positioned, the baffle transfer mechanism (the fourth transfer manipulator 37, in order to save cost, the fourth transfer manipulator 37 only needs to realize 180 degrees of rotation, the direction of the baffle coming out of the baffle vibration disk 16 is inconsistent, so that the baffle needs to be positioned in advance, the baffle installation assembly line can smoothly go on, the positioned baffle is transferred to the baffle installation station 15, the first component (the head shell 6 with the bearing and the copper sleeve installed) is positioned at the baffle installation station 15, the second head shell installation box 42 is arranged at the baffle installation station 15, the first component is positioned in the second head shell installation box 42, one side provided with the baffle installation part (namely, one side provided with the bearing installation hole) faces upwards, the baffle is installed above the bearing installation hole (the bearing installed), two studs corresponding to the two screw holes of the baffle are arranged on the head shell 6, the screw loading machine 30 is arranged at the baffle installation station 15, and the screw loading machine 30 can fix the baffle and the head shell 6.

The transfer device between the baffle mounting device and the rotor mounting device comprises a conveying guide rail 31 and a third head shell placement box 32 arranged on the conveying guide rail 31, the conveying guide rail 31 extends towards the direction of the rotor mounting device, the third head shell placement box 32 can move relative to the conveying guide rail 31, and a fixing mechanism for placing the third head shell placement box 32 in place is arranged on the frame 1.

The fixing mechanism comprises a positioning column and a positioning column driving cylinder, a piston rod of the positioning column driving cylinder vertically extends out to be fixedly connected with the positioning column, the third head shell placement box 32 is arranged on the conveying guide rail 31 in a sliding mode through a second sliding plate, a second round hole is formed in the second sliding plate, and the positioning column can enter the second round hole to position the second sliding plate under the driving of the positioning column driving cylinder.

The second slide plate can be positioned at the end of the conveying rail 31 by the fixing mechanism, and the third head housing seating box 32 on the second slide plate and the head housing 6 in the third head housing seating box 32 are also positioned at the end.

The rotor mounting device comprises a rotor positioning mechanism and a rotor pushing and mounting mechanism, wherein the rotor positioning mechanism can position a rotor, and the rotor pushing and mounting mechanism can push one end (rotor shaft end) of the rotor into a rotor shaft mounting hole of the head shell 6.

The rotor positioning mechanism comprises two rotating wheels 33 which are arranged in parallel, a rotating wheel driving motor, a rotor clamping mechanism and a rotor compressing mechanism, wherein the two rotating wheels 33 are arranged side by side in parallel, the rotating wheel driving motor can drive one of the rotating wheels 33 to rotate, the rotor clamping mechanism can clamp the rotor after the rotor rotates in place so that the rotor cannot continue to rotate, and the rotor compressing mechanism can compress the rotor after the rotor is positioned so that the rotor cannot rotate.

After the rotor is placed between the two rotating wheels 33, the position of the semicircular key mounting hole 38 of the rotor needs to be adjusted, the rotor rotates through the two rotating wheels 33, when the rotor rotates to the position that the semicircular key mounting hole 38 is right upwards, the rotor clamping mechanism can clamp the rotor, after the rotor rotates in place, the rotor pressing mechanism can press the rotor, the rotor clamping mechanism is reset to be separated from the rotor, and the rotor positioning is completed. The rotor hold down mechanism prevents the rotor from rotating but the rotor is also movable in the axial direction.

The rotor clamping mechanism comprises clamping pieces 34 and clamping piece driving air cylinders 35, the clamping pieces 34 are vertically arranged above the two rotating wheels 33, one end, close to the rotating wheels 33, of each clamping piece 34 is provided with a clamping block 36 which is matched with a semicircular key mounting hole 38 in shape on the rotor, and the other end of each clamping piece is connected with a piston rod of each vertically-extending clamping piece driving air cylinder 35.

When the rotor is positioned between the two rotating wheels 33, the clamping piece driving air cylinder 35 drives the clamping piece 34 to move downwards, the clamping block 36 on the clamping piece 34 is propped against the rotor shaft of the rotor, which is provided with the semicircular key mounting hole 38, the motor drives the rotating wheel 33 to rotate, the rotor also rotates, when the rotor rotates to the position that the clamping block 36 is aligned with the semicircular key mounting hole 38, the clamping block 36 continues to move downwards under the driving of the clamping piece driving air cylinder 35, the clamping block 36 is positioned in the semicircular key mounting hole 38 of the rotor shaft, and the rotor is clamped and positioned so as not to move any more.

The rotor compressing mechanism comprises a compressing block 27, a compressing block driving cylinder and a compressing block horizontal adjusting mechanism, wherein the compressing block 27 is positioned above the rotor between the two rotating wheels 33, one surface of the compressing block 27 facing the rotor is arc-shaped, and a piston rod of the compressing block driving cylinder vertically extends out and is connected with the compressing block 27 to drive the compressing block 27 to move up and down relative to the rotor.

The horizontal adjusting mechanism of the compacting block comprises a sliding rod horizontally arranged and a sliding block arranged on the sliding rod, and the driving cylinder of the compacting block is connected with the sliding block through a supporting plate frame. The movement direction of the pressing block 27 on the sliding block is perpendicular to the pushing direction of the rotor.

The rotor pushing and mounting mechanism comprises a push rod 26 and a push rod driving mechanism for driving the push rod 26 to horizontally move back and forth, the two rotating wheels 33 are arranged on a rotating wheel fixing frame, the rotating wheel fixing frame can move back and forth relative to the third head shell placing box 32, and the push rod 26 is movably arranged on the fixing frame and can push one end of the rotor, which is provided with a semicircular key mounting hole 38, into a shaft hole of the head shell 6.

The electric push rod mechanism comprises a driving motor, a columnar hollow long box, a gear structure and a screw rod structure (comprising a screw rod and the like) which are positioned in the hollow long box, and the driving motor is arranged on the hollow long box and connected with the screw rod through the gear structure.

The runner mount is provided with the connecting plate with push rod 26 connection one end, has seted up the third round hole on the connecting plate, and the one end of push rod 26 is the push end, and the other end is the link, and the push end of push rod 26 passes the third round hole, and the push end of push rod 26 is provided with spacing circle piece, and the size of spacing circle piece is greater than the size of third round hole, and the link and the lead screw of push rod 26 are connected. The push rod 26 and the connection plate are provided with a buffer spring 43.

The drive end of the electric push rod mechanism is located on the same axis as the rotors on the two rotating wheels 33. The semicircular key mounting means and the bevel gear mounting means are all robots 39. The robot 39 is arranged at one side of the conveying guide rail 31, a robot clamping jaw is arranged at the joint end of the robot 39, a semicircular key vibration disc 40 and a bevel gear vibration disc 41 are arranged in front of the robot clamping jaw, and the robot clamping jaw can clamp a semicircular key or a bevel gear from a trough corresponding to the semicircular key vibration disc 40 and the bevel gear vibration disc 41. When the rotor is installed, one end of the rotor provided with the semicircular key installation hole 38 is not completely matched with the head shell 6, and an installation space of the bevel gear is reserved, the robot 39 clamps the semicircular key selected from the trough of the semicircular key vibration disk 40, places the semicircular key in the semicircular key installation hole 38 and installs the semicircular key, clamps the bevel gear selected from the trough of the bevel gear vibration disk 41, clamps the shaft end of the rotor clamped to the rotor, and after the semicircular key and the bevel gear are installed, the push rod driving mechanism continuously drives the rotor to move forwards, so that the rotor is completely coordinated.

It should be understood that in the claims and the description of the present invention, all "including … …" should be interpreted as an open meaning, i.e. as meaning equivalent to "at least … …", and not as a closed meaning, i.e. as meaning not including … … "only.

The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The automatic assembling production line for the head shells of the angle grinder is characterized by comprising a frame, a bearing mounting device, a copper bush mounting device, a baffle mounting device and a rotor mounting device, wherein the bearing mounting device, the copper bush mounting device, the baffle mounting device and the rotor mounting device are arranged on the frame; the bearing installation device comprises a bearing vibration disc, a bearing transfer mechanism and a bearing pressing mechanism, wherein the bearing vibration disc vibrates to select a bearing, the bearing transfer mechanism can transfer the bearing to a bearing installation hole of a head shell at an initial placement station of the head shell, the bearing pressing mechanism can press the bearing into the bearing installation hole, the bearing pressing mechanism comprises a bearing pressing head and a lower pressing head driving cylinder, a piston rod of the lower pressing head driving cylinder vertically extends out to be connected with the bearing pressing head, the bearing pressing head is positioned right above the initial placement station of the head shell and is opposite to the initial placement station of the head shell, the bearing pressing head comprises a pressing part and an inserting part, one end of the inserting part is connected with the pressing part, the other end of the inserting part is conical, the size of the inserting part is equal to the size of the bearing hole of the bearing, the copper sleeve installation device comprises a copper sleeve vibration disc and a copper sleeve pressing mechanism, the copper sleeve vibration disc is provided with a copper sleeve discharging groove, the copper bush pressing mechanism can press the copper bush at the discharge port of the copper bush discharge chute into the copper bush mounting hole of the head shell, the copper bush discharge chute is arranged obliquely downwards, the discharge end of the copper bush discharge chute is provided with an arc baffle, the copper bush at the copper bush discharge chute can fall into the arc baffle, and the copper bush at the arc baffle is coaxial with the copper bush mounting hole at the initial placement station of the head shell; the rotor mounting device comprises a rotor positioning mechanism and a rotor pushing mounting mechanism, wherein the rotor positioning mechanism can position a rotor, the rotor pushing mounting mechanism can push one end of the rotor into a rotor shaft mounting hole of a head shell, the rotor positioning mechanism comprises two rotating wheels, a rotating wheel driving motor, a rotor clamping mechanism and a rotor compressing mechanism which are arranged in parallel, the two rotating wheels are arranged side by side in parallel, the rotating wheel driving motor can drive one rotating wheel to rotate, the rotor clamping mechanism can clamp the rotor after the rotor rotates in place so that the rotor cannot continue to rotate, the rotor compressing mechanism can compress the rotor after the rotor is positioned so that the rotor cannot rotate, the rotor clamping mechanism comprises clamping pieces and clamping piece driving cylinders, the clamping pieces are vertically arranged above the two rotating wheels, one end, close to the rotating wheels, of each clamping piece is provided with a clamping block matched with the shape of a semicircular key mounting hole on the rotor, the other end of each clamping piece is connected with a piston rod of the corresponding vertically extending clamping piece driving cylinder, the rotor compressing mechanism comprises a compressing block and a compressing block driving cylinder, the compressing block is arranged above one face of the rotor between the two rotating wheels, the compressing block faces the rotor and has an arc shape, the piston rod of the compressing block driving cylinder vertically extends out and is connected with the compressing block to drive the compressing block to move up and down relative to the rotor.

2. The automatic assembly production line for the head shells of the angle grinder according to claim 1, wherein the copper sleeve pressing mechanism comprises a copper sleeve pressing head and a pressing head driving cylinder, the copper sleeve pressing head faces to the copper sleeve mounting hole, a piston rod of the pressing head driving cylinder horizontally extends out to be connected with the copper sleeve pressing head to drive the copper sleeve pressing head to move back and forth relative to the copper sleeve mounting hole, and one end of the copper sleeve pressing head is in a round table shape and can be inserted into the copper sleeve hole of the copper sleeve.

3. The automatic assembly line for the head shell of the angle grinder according to claim 1 or 2, wherein the baffle mounting device comprises a baffle mounting station, a baffle vibration disc, a baffle positioning device and a baffle transfer mechanism, a second transfer manipulator is arranged between the baffle vibration disc and the baffle positioning device, the second transfer manipulator can transfer the baffle to the baffle positioning device, the baffle positioning device can position the baffle, and the baffle transfer mechanism can transfer the positioned baffle to the baffle mounting station for mounting.

4. The automatic assembling production line for the head shell of the angle grinder according to claim 3, wherein the baffle positioning device comprises a first bracket and a supporting plate horizontally arranged on the first bracket, a positioning mechanism and a limiting mechanism are respectively arranged above and below the supporting plate, a groove matched with the baffle in shape is formed in the supporting plate, the limiting mechanism can enable the baffle to move along the central shaft of the groove, the positioning mechanism can enable the baffle to rotate and be located in the groove to coincide with the groove, the limiting mechanism comprises a cylindrical limiting piece and a limiting piece driving cylinder, a first round hole is formed in the middle of the groove, the limiting piece is located under the first round hole, a piston rod of the limiting piece driving cylinder vertically extends out to be connected with the limiting piece, the piston rod can drive the limiting piece to move upwards and is located in the first round hole of the groove, and the upper end of the limiting piece is conical.

5. The automatic assembling line for the head shell of the angle grinder according to claim 4, wherein the positioning mechanism comprises a positioning head and a rotary driving mechanism for driving the positioning head to rotate, the positioning head is positioned right above the groove, two inserting posts are arranged at intervals on the positioning head, the positioning mechanism further comprises a positioning head driving mechanism for driving the positioning head to move up and down relative to the groove, the positioning head driving mechanism comprises a first sliding plate, a vertically arranged sliding rail and a positioning head driving cylinder, the first sliding plate is arranged on the sliding rail in a sliding manner, a motor is arranged on the first sliding plate, an output shaft of the motor is downwards connected with the positioning head, and a piston rod of the positioning head driving cylinder vertically extends out and is fixedly connected with the first sliding plate.

6. The automatic head shell assembling production line of the angle grinder according to claim 1 or 2, wherein the transfer device between the baffle mounting device and the rotor mounting device comprises a conveying guide rail and a third head shell mounting box arranged on the conveying guide rail, the conveying guide rail extends towards the direction of the rotor mounting device, the third head shell mounting box can move relative to the conveying guide rail, a fixing mechanism which is arranged on the frame and is used for mounting the third head shell in place is arranged on the frame, the fixing mechanism comprises a positioning column and a positioning column driving cylinder, a piston rod of the positioning column driving cylinder vertically extends out and is fixedly connected with the positioning column, the third head shell mounting box is arranged on the conveying guide rail in a sliding manner through a second sliding plate, a second round hole is formed in the second sliding plate, and the positioning column can enter the second round hole to position the second sliding plate under the driving of the positioning column driving cylinder.

7. The automatic assembling line for head shells of angle grinder according to claim 6, wherein the rotor pushing and mounting mechanism comprises a push rod and a push rod driving mechanism for driving the push rod to move horizontally back and forth, the two rotating wheels are arranged on a rotating wheel fixing frame, the rotating wheel fixing frame can move back and forth relative to the third head shell placing box, and the push rod is movably arranged on the fixing frame and can push a rotor shaft with a semicircular key mounting hole of the rotor into a shaft hole of the head shell.