阅读说明：本技术 一种轴承冲压装置 (Bearing stamping device ) 是由 陈美香 陈号 于 2020-07-16 设计创作，主要内容包括：本发明涉及轴承装配领域。一种轴承冲压装置,包括底板及安装在底板上的输送轨道、压片上料装置、冲压装置和第二移料装置；输送轨道的一侧依次安装压片上料装置和冲压装置；输送轨道的另一侧安装第二移料装置；输送轨道的上部为输送槽；输送轨道用于输送轴承支架、垫片、轴承和弹片；压片上料装置用于把压片放到位于轴承支架中的弹片上；冲压装置用于把垫片、轴承、弹片和压片压装到轴承支架上；第二移料装置用于使轴承支架依次通过压片上料装置和冲压装置；本发明的技术效果是采用连杆机构代替龙门式上料,提高上料效率；以及压装时不会破坏轴承支架。(The invention relates to the field of bearing assembly. A bearing stamping device comprises a bottom plate, a conveying rail, a pressing piece feeding device, a stamping device and a second material moving device, wherein the conveying rail, the pressing piece feeding device, the stamping device and the second material moving device are mounted on the bottom plate; a pressing sheet feeding device and a stamping device are sequentially arranged on one side of the conveying track; a second material moving device is arranged on the other side of the conveying track; the upper part of the conveying track is provided with a conveying groove; the conveying track is used for conveying the bearing support, the gasket, the bearing and the elastic sheet; the pressing sheet feeding device is used for placing the pressing sheet on the elastic sheet in the bearing support; the stamping device is used for pressing the gasket, the bearing, the elastic sheet and the pressing sheet onto the bearing bracket; the second material moving device is used for enabling the bearing support to sequentially pass through the tabletting feeding device and the stamping device; the invention has the technical effects that the gantry type feeding is replaced by the connecting rod mechanism, so that the feeding efficiency is improved; and the bearing bracket can not be damaged during press mounting.)

1. The bearing stamping device is characterized by comprising a stamping seat (61), a lower stamping cylinder (62), a lower stamping die (63), an upper stamping cylinder (64), an upper stamping connecting plate (65), a stamping guide post (66) and an upper stamping die (67); a lower punching cylinder (62) is vertically arranged at the lower part of the punching seat (61), the output end of the lower punching cylinder (62) is connected with a lower punching die (63), a first lower die (631) and a second lower die (632) are respectively arranged at two ends of the lower punching die (63), and circular sinking grooves for positioning the bottom of the bearing support are respectively formed in the centers of the upper parts of the first lower die (631) and the second lower die (632); an upper punching cylinder (64) is vertically arranged at the upper part of the punching seat (61), the output end of the upper punching cylinder (64) is connected with an upper punching connecting plate (65), both ends of the upper punching connecting plate (65) are connected with punching guide columns (66), and the punching guide columns (66) are slidably arranged at the upper part of the punching seat (61); go up lower terminal surface installation punching press of punching press connecting plate (65) and go up mould (67), the both ends of mould (67) are equipped with first spring (671) and second spring (672) respectively in the punching press, connect first mould (673) on first spring (671), first mould (673) position corresponds with first lower mould (631), connect second mould (674) on second spring (672), the second mould (674) position corresponds with second lower mould (632).

2. A bearing assembly module is characterized by comprising a bottom plate, a conveying track (1), a tablet feeding device (5), a stamping device (6) and a second material moving device (8), wherein the conveying track, the tablet feeding device, the stamping device and the second material moving device are mounted on the bottom plate; a pressing sheet feeding device (5) and a stamping device (6) are sequentially arranged on one side of the conveying track (1); a second material moving device (8) is arranged on the other side of the conveying track (1); the upper part of the conveying track (1) is provided with a conveying groove (11), two sides of the conveying groove (11) are respectively provided with a first supporting part (12) and a second supporting part (13), the first supporting part (12) and the second supporting part (13) are respectively used for supporting a first side edge and a second side edge of a bearing support, the feeding ends of the first supporting part (12) and the second supporting part (13) are respectively provided with a guide groove (14), and the guide grooves (14) correspond to guide holes in the bearing support; a support baffle (15) is fixedly installed in the conveying groove (11), and the position of the support baffle (15) corresponds to the gasket feeding device (2), the bearing feeding device (3), the elastic sheet feeding device (4) and the pressing sheet feeding device (5); punching holes are formed in the positions, corresponding to the punching devices (6), on the conveying rails (1); the conveying track (1) is used for conveying the bearing support, the gasket, the bearing and the elastic sheet; the pressing sheet feeding device (5) is used for placing the pressing sheet on the elastic sheet in the bearing bracket; the stamping device (6) is used for pressing the gasket, the bearing, the elastic sheet and the pressing sheet onto the bearing bracket; the second material moving device (8) is used for enabling the bearing support to sequentially pass through the tabletting and feeding device (5) and the stamping device (6); the punching device (6) is as claimed in claim 1 for a bearing punching device.

3. The bearing assembly module as claimed in claim 2, wherein the tablet feeding device (5) comprises a tablet positioning mechanism (51), a tablet sucking mechanism (52) and a power mechanism (9), the tablet positioning mechanism (51) is used for positioning the tablet, and the tablet grabbing mechanism (52) is used for grabbing the positioned tablet and putting the tablet on the elastic sheet in the bearing bracket under the action of the power mechanism (9).

4. A bearing assembly module according to claim 3, wherein the power mechanism (9) comprises a connecting rod seat (91), a connecting rod cylinder (92), a main connecting rod (93), an auxiliary connecting rod (94), a first slide rail (95), a driving seat plate (96), a driving cylinder (97), a lifting seat plate (98) and a second slide rail (99); connecting rod seat (91) is fixed on the bottom plate, the articulated connecting rod cylinder (92) of side lower part of connecting rod seat (91), the articulated main connecting rod (93) of output of connecting rod cylinder (92), the middle part of main connecting rod (93) articulates at connecting rod seat (91) side middle part, the articulated vice connecting rod (94) in upper portion of main connecting rod (93), vice connecting rod (94) articulate the middle part at first slide rail (95), first slide rail (95) slidable mounting is at the top of connecting rod seat (91), tip side fixed mounting drive bedplate (96) of first slide rail (95), the vertical installation in side of drive bedplate (96) drives actuating cylinder (97), the output end that drives actuating cylinder (97) is connected with lift bedplate (98), connect second slide rail (96) on lift bedplate (98), second slide rail (99) link up between drive bedplate (96) and lift bedplate (98).

5. A bearing fitting module according to claim 3, wherein the presser positioning mechanism (51) comprises a presser positioning block (511) and a presser positioning seat (512); the pressing piece positioning block (511) is arranged at the top of the pressing piece positioning seat (512), the upper end surface of the pressing piece positioning block (511) is provided with a pressing piece guide groove (513), and a pressing strip of a pressing piece is positioned in the pressing piece guide groove (513); the tablet grabbing mechanism (52) comprises a tablet grabbing cylinder (521), a left tablet grabbing head (522) and a right tablet grabbing head (523); the preforming snatchs cylinder (521) and installs on lift bedplate (98), the output that the preforming snatchs cylinder (521) is installed in the preforming to head (522) and right preforming grabber head (523) is grabbed to left preforming, the lower part of head (522) is grabbed to left preforming is equipped with first semicircular groove (524), the bottom of head (522) is grabbed to left preforming is equipped with second semicircular groove (525), head (522) is grabbed to left preforming and right preforming grabber head (523) bilateral symmetry sets up, when head (522) is grabbed to left preforming and right preforming grabber head (523) presss from both sides tightly, the lower part of head (523) is grabbed to left preforming grabber head (522) and right preforming is left the clearance.

6. A bearing assembly module according to claim 1, characterized in that the second transfer device (8) comprises a second X transfer mechanism (81), a second Y transfer mechanism (82) and a second Z transfer mechanism (83); the second Z material moving mechanism (83) comprises a second guide column (831), a second fixed cross beam (832), a second material moving cylinder (833), a second material moving plate (834) and a third material moving push block (835); two second guide posts (831) are vertically installed on a second Y material moving mechanism (82), a second fixed cross beam (832) is fixed in the middle of the second guide post (831), the second fixed cross beam (832) is connected with the output end of a second material moving cylinder (833), the second material moving cylinder (833) is fixed on a second material moving plate (834), the second material moving plate (834) is installed on the second guide post (831) in a sliding mode, a third material moving push block (835) is installed on the lower end face of the second material moving plate (834), four second convex blocks (8351) and a second circular groove (8352) are arranged on the lower portion of the third material moving push block (835), the four second convex blocks (8351) are arranged in a rectangular mode, and the second circular groove (8352) is located between the four second convex blocks (8351).

Technical Field

The invention relates to the field of bearing assembly, in particular to a bearing stamping device.

Background

The structure of bearing mainly includes bearing bracket, gasket, bearing, shell fragment and preforming, and bearing bracket includes U-shaped main part, first side and second side, is equipped with mounting groove and catching groove in the U-shaped main part, and the mounting groove is protruding downwards, and the catching groove is located the both sides of mounting groove. The first side and the second side are provided with guide holes. The gasket, the bearing, the elastic sheet and the pressing sheet are sequentially arranged in the mounting groove, and the pressing strip on the pressing sheet is buckled on the buckling groove.

The existing bearing assembling equipment, for example, a press-fitting method of a bearing press-fitting device disclosed in chinese patent publication No. CN108673100A, includes the following steps: 1) starting a driving motor of the bearing press-fitting device, and enabling the press-fitting column to be far away from the through shaft groove when a driving shaft of the driving motor rotates; 2) placing the bearing in a through shaft groove of the bearing press-fitting device; 3) starting the driving motor, and enabling the press-fitting column to penetrate through the bearing and the shaft through groove when a driving shaft of the driving motor rotates; 4) starting the press-fitting cylinder so that the bearing can be pressed out of the through groove of the shaft by the press-fitting column; 5) and the first semicircular groove on the fixed clamping piece and the second semicircular groove on the sliding clamping piece are arranged under the shaft through groove, so that the bearing pressed out of the shaft through groove can be clamped by the first semicircular groove and the second semicircular groove.

However, the above-described bearing assembling apparatus and method have the following problems:

1. the mounting groove at the bottom of the bearing support protrudes downwards, so that the bearing support cannot be laid flat, and the bearing support needs to be jacked up from the lower direction at the position of the mounting groove during assembly, so that the bearing support is uneven in stress and easy to damage;

2. traditional planer-type's feed structure is too complicated, and is with high costs, and the maintenance is difficult.

Disclosure of Invention

The problems that the traditional gantry type feeding structure is too complex, the cost is high and the maintenance is difficult in the existing bearing assembly are solved; the invention aims to provide a bearing stamping device which adopts a link mechanism to replace gantry type feeding and cannot damage a bearing support during assembly.

For the purpose of the invention, the following technical scheme is adopted: a bearing stamping device comprises a stamping seat, a lower stamping cylinder, a lower stamping die, an upper stamping cylinder, an upper stamping connecting plate, a stamping guide post and an upper stamping die; a lower punching cylinder is vertically arranged at the lower part of the punching seat, the output end of the lower punching cylinder is connected with a lower punching die, a first lower die and a second lower die are respectively arranged at two ends of the lower punching die, and circular sinking grooves for positioning the bottom of the bearing support are respectively arranged at the centers of the upper parts of the first lower die and the second lower die; the upper part of the stamping seat is vertically provided with an upper stamping cylinder, the output end of the upper stamping cylinder is connected with an upper stamping connecting plate, two ends of the upper stamping connecting plate are both connected with stamping guide posts, and the stamping guide posts are slidably arranged on the upper part of the stamping seat; the lower end face of the upper stamping connecting plate is provided with an upper stamping die, two ends of the upper stamping die are respectively provided with a first spring and a second spring, the first spring is connected with a first upper die, the position of the first upper die corresponds to the position of a first lower die, the second spring is connected with a second upper die, and the position of the second upper die corresponds to the position of a second lower die.

A bearing assembly module comprises a bottom plate, a conveying rail, a pressing piece feeding device, a stamping device and a second material moving device, wherein the conveying rail, the pressing piece feeding device, the stamping device and the second material moving device are mounted on the bottom plate; a pressing sheet feeding device and a stamping device are sequentially arranged on one side of the conveying track; a second material moving device is arranged on the other side of the conveying track; the upper part of the conveying track is provided with a conveying groove, two sides of the conveying groove are respectively provided with a first supporting part and a second supporting part, the first supporting part and the second supporting part are respectively used for supporting a first side edge and a second side edge of the bearing support, the feeding ends of the first supporting part and the second supporting part are respectively provided with a guide groove, and the guide grooves correspond to guide holes in the bearing support; a bracket separation blade is fixedly arranged in the conveying groove, and the position of the bracket separation blade corresponds to the gasket feeding device, the bearing feeding device, the elastic sheet feeding device and the pressing sheet feeding device; punching holes are formed in the positions, corresponding to the punching devices, on the conveying rails; the conveying track is used for conveying the bearing support, the gasket, the bearing and the elastic sheet; the pressing sheet feeding device is used for placing the pressing sheet on the elastic sheet in the bearing support; the stamping device is used for pressing the gasket, the bearing, the elastic sheet and the pressing sheet onto the bearing bracket; the second material moving device is used for enabling the bearing support to sequentially pass through the tabletting feeding device and the stamping device; the stamping device adopts the bearing stamping device.

Preferably, the pressing sheet feeding device comprises a pressing sheet positioning mechanism, a pressing sheet suction mechanism and a power mechanism, the pressing sheet positioning mechanism is used for positioning the pressing sheet, the pressing sheet grabbing mechanism is used for grabbing the positioned pressing sheet, and the pressing sheet is placed on the elastic sheet in the bearing support under the action of the power mechanism.

Preferably, the power mechanism comprises a connecting rod seat, a connecting rod cylinder, a main connecting rod, an auxiliary connecting rod, a first slide rail, a driving seat plate, a driving cylinder, a lifting seat plate and a second slide rail; the connecting rod seat is fixed on the bottom plate, the articulated connecting rod cylinder in side lower part of connecting rod seat, the articulated main connecting rod of output of connecting rod cylinder, the middle part of main connecting rod articulates at connecting rod seat side middle part, the articulated vice connecting rod in upper portion of main connecting rod, the vice connecting rod articulates the middle part at first slide rail, first slide rail slidable mounting is at the top of connecting rod seat, the tip side fixed mounting drive bedplate of first slide rail, the vertical installation in side of drive bedplate drives actuating cylinder, the output end that drives actuating cylinder is connected with the lift bedplate, connect the second slide rail on the lift bedplate, the second slide rail links up between drive bedplate and lift bedplate.

Preferably, the tabletting positioning mechanism comprises a tabletting positioning block and a tabletting positioning seat; the pressing piece positioning block is arranged at the top of the pressing piece positioning seat, the upper end surface of the pressing piece positioning block is provided with a pressing piece guide groove, and a pressing strip of a pressing piece is positioned in the pressing piece guide groove; the tablet grabbing mechanism comprises a tablet grabbing cylinder, a left tablet grabbing head and a right tablet grabbing head; the preforming snatchs the cylinder and installs on the lift bedplate, and the head is grabbed to left preforming and the head is grabbed to right preforming is installed at the preforming and is snatched the output of cylinder, and the lower part that the head was grabbed to left preforming is equipped with first semicircular groove, and the bottom that the head was grabbed to left preforming is equipped with second semicircular groove, and the head is grabbed to left preforming and the head bilateral symmetry setting is grabbed to right preforming, and when the head was grabbed to left preforming and right preforming and is pressed from both sides tightly, the lower part that the head was grabbed to left.

Preferably, the second material moving device comprises a second X material moving mechanism, a second Y material moving mechanism and a second Z material moving mechanism; the second Z material moving mechanism comprises a second guide post, a second fixed cross beam, a second material moving cylinder, a second material moving plate and a third material moving push block; two second guide posts are vertically installed on a second Y material moving mechanism, a second fixed cross beam is fixed in the middle of each second guide post, the second fixed cross beam is connected with the output end of a second material moving cylinder, the second material moving cylinder is fixed on a second material moving plate, the second material moving plate is slidably installed on the second guide posts, a third material moving push block is installed on the lower end face of the second material moving plate, four second lugs and a second circular groove are arranged on the lower portion of the third material moving push block in a rectangular mode, and the second circular groove is located among the four second lugs.

In conclusion, the technical effects of the invention are as follows:

1. the circular sinking groove is arranged on the lower stamping die, and not only can the bearing support be positioned, but also the mounting groove can fall into the circular sinking groove, so that the bearing support is uniformly stressed, and the bearing support is protected;

2. the connecting rod structure replaces a traditional gantry type transfer structure, the structure is simplified, the shape of the connecting rod is simpler, the processing and the production are easy, meanwhile, the cylinder is adopted to control the action of the connecting rod, and the precision of the connecting rod structure during movement is ensured. The quick-return characteristic of the connecting rod structure is utilized, the material loading is carried out quickly, and the production efficiency is improved.

Drawings

FIG. 1 is an exploded view of a bearing assembly module according to the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a schematic diagram of an exploded structure of a product;

FIG. 4 is a schematic diagram of an exploded structure of a tablet feeding device;

FIG. 5 is a bottom view of the left and right wafer grippers;

FIG. 6 is an exploded view of the power mechanism;

FIG. 7 is an exploded view of the punching apparatus;

fig. 8 is an exploded view of the second material moving device;

fig. 9 is a lower view of the third transfer ram.

Detailed Description

As shown in fig. 1 and 2, the bearing assembling module comprises a bottom plate, a conveying track 1, a tablet feeding device 5, a stamping device 6 and a second material moving device 8, wherein the conveying track 1, the tablet feeding device 5, the stamping device 6 and the second material moving device are arranged on the bottom plate; a pressing sheet feeding device 5 and a stamping device 6 are sequentially arranged on one side of the conveying track 1; a second material moving device 8 is arranged on the other side of the conveying track 1; the upper part of the conveying track 1 is a conveying trough 11, two sides of the conveying trough 11 are respectively provided with a first supporting part 12 and a second supporting part 13, the first supporting part 12 and the second supporting part 13 are respectively used for supporting a first side edge and a second side edge of a bearing support, the feeding ends of the first supporting part 12 and the second supporting part 13 are respectively provided with a guide groove 14, and the guide grooves 14 correspond to guide holes in the bearing support; a support baffle 15 is fixedly installed in the conveying groove 11, and the position of the support baffle 15 corresponds to the gasket feeding device 2, the bearing feeding device 3, the elastic sheet feeding device 4 and the tabletting feeding device 5; punching holes are formed in the positions, corresponding to the punching devices 6, on the conveying rails 1; the conveying track 1 is used for conveying the bearing support, the gasket, the bearing and the elastic sheet; the pressing sheet feeding device 5 is used for placing the pressing sheet on the elastic sheet in the bearing support; the stamping device 6 is used for assembling the gasket, the bearing, the elastic sheet and the pressing sheet on the bearing bracket; the second material moving device 8 is used for enabling the bearing support to sequentially pass through the tabletting feeding device 5 and the stamping device 6; the stamping device 6 is a bearing stamping device of the type described above.

As shown in fig. 3, the product of the present invention includes a bearing support a, a spacer b, a bearing c, a spring sheet d and a pressing sheet e. The bearing bracket a comprises a U-shaped main body a1, a first side a2 and a second side a3, wherein the U-shaped main body a1 is provided with a mounting groove a5 and a buckle groove a6, the mounting groove a5 protrudes downwards, and the buckle groove a6 is positioned at two sides of the mounting groove a 5. The first side a2 and the second side a3 both have guide holes a 4. The gasket b, the bearing c, the elastic sheet d and the pressing sheet e are sequentially arranged in the mounting groove a5, and the pressing strip e1 on the pressing sheet e is buckled on the buckling groove a 6.

As shown in fig. 4, 5 and 6, the tablet feeding device 5 comprises a tablet positioning mechanism 51, a tablet sucking mechanism 52 and an actuating mechanism 9, wherein the tablet positioning mechanism 51 is used for positioning the tablet, and the tablet grabbing mechanism 52 is used for grabbing the positioned tablet and putting the tablet on the elastic sheet in the bearing bracket under the action of the actuating mechanism 9. The power mechanism 9 comprises a connecting rod seat 91, a connecting rod cylinder 92, a main connecting rod 93, an auxiliary connecting rod 94, a first slide rail 95, a driving seat plate 96, a driving cylinder 97, a lifting seat plate 98 and a second slide rail 99; connecting rod seat 91 is fixed on the bottom plate, the articulated connecting rod cylinder 92 of side lower part of connecting rod seat 91, the articulated main connecting rod 93 of output of connecting rod cylinder 92, the middle part of main connecting rod 93 articulates at connecting rod seat 91 side middle part, the articulated vice connecting rod 94 in upper portion of main connecting rod 93, vice connecting rod 94 articulates at the middle part of first slide rail 95, first slide rail 95 slidable mounting is at the top of connecting rod seat 91, the tip side fixed mounting drive bedplate 96 of first slide rail 95, the vertical installation in side of drive bedplate 96 drives actuating cylinder 97, the output end that drives actuating cylinder 97 is connected with lift bedplate 98, connect second slide rail 96 on the lift bedplate 98, second slide rail 99 links up between drive bedplate 96 and lift bedplate 98.

When the power mechanism 9 is actuated, the link cylinder 92 pushes the lower portion of the main link 93 to move, the main link 93 rotates around the middle portion of the main link 93, so that the upper portion of the main link 93 moves leftward, the upper portion of the main link 93 drives the auxiliary link 94 to rotate, the auxiliary link 94 moves the first slide rail 95 leftward, and the driving cylinder 97 drives the lifting seat plate 98 to move downward, so that the gasket suction mechanism 22 puts the gasket on the conveying rail 1.

The power mechanism 9 has the advantages that the traditional gantry type transfer structure is replaced by the connecting rod structure, the structure is simplified, the shape of the connecting rod is simpler, the processing and the production are easy, meanwhile, the cylinder is adopted to control the action of the connecting rod, and the precision of the connecting rod structure during movement is ensured. The quick-return characteristic of the connecting rod structure is utilized, the material loading is carried out quickly, and the production efficiency is improved.

The tablet positioning mechanism 51 comprises a tablet positioning block 511 and a tablet positioning seat 512; the pressing piece positioning block 511 is arranged at the top of the pressing piece positioning seat 512, the upper end surface of the pressing piece positioning block 511 is provided with a pressing piece guide groove 513, and a pressing strip of a pressing piece is positioned in the pressing piece guide groove 513; the tablet gripping mechanism 52 comprises a tablet gripping cylinder 521, a left tablet gripping head 522 and a right tablet gripping head 523; the preforming snatchs cylinder 521 and installs on lift bedplate 98, and left preforming is grabbed head 522 and right preforming and is grabbed head 523 and install the output that the preforming snatchs cylinder 521, and left preforming is grabbed head 522's lower part and is equipped with first semicircular groove 524, and left preforming is grabbed the bottom of head 522 and is equipped with second semicircular groove 525, and left preforming is grabbed head 522 and right preforming and is grabbed head 523 bilateral symmetry and set up, and when left preforming is grabbed head 522 and right preforming and is grabbed head 523 and press from both sides tightly, the lower part that head 522 and right preforming grabbed head 523 is grabbed to left preforming leaves the clearance.

When the tablet feeding device 5 acts, the tablet is positioned through the tablet guide groove 513 in the tablet positioning block 511, then the positioned tablet is grabbed through the left tablet grabbing head 522 and the right tablet grabbing head 523 in the tablet grabbing mechanism 52, and then under the action of the power mechanism 9, the tablet grabbing mechanism 52 puts the tablet on the elastic sheet in the bearing support.

As shown in fig. 7, a bearing punching device includes a punching seat 61, a lower punching cylinder 62, a lower punching die 63, an upper punching cylinder 64, an upper punching connection plate 65, a punching guide post 66, and an upper punching die 67; a lower punching cylinder 62 is vertically arranged at the lower part of the punching seat 61, the output end of the lower punching cylinder 62 is connected with a lower punching die 63, a first lower die 631 and a second lower die 632 are respectively arranged at the two ends of the lower punching die 63, and circular sinking grooves for positioning the bottom of the bearing support are respectively arranged at the centers of the upper parts of the first lower die 631 and the second lower die 632; the upper part of the punching seat 61 is vertically provided with an upper punching cylinder 64, the output end of the upper punching cylinder 64 is connected with an upper punching connecting plate 65, two ends of the upper punching connecting plate 65 are both connected with punching guide posts 66, and the punching guide posts 66 are slidably arranged on the upper part of the punching seat 61; the lower end surface of the upper stamping connection plate 65 is provided with an upper stamping die 67, two ends of the upper stamping die 67 are respectively provided with a first spring 671 and a second spring 672, the first spring 671 is connected with a first upper die 673, the position of the first upper die 673 corresponds to the position of the first lower die 631, the second spring 672 is connected with a second upper die 674, and the position of the second upper die 674 corresponds to the position of the second lower die 632.

When the device works, the lower part between the bearings falls into the circular sinking groove for positioning, the lower punching cylinder 62 pushes the lower punching die 63 to move upwards, meanwhile, the upper punching cylinder 64 pushes the upper punching die 67 to move downwards, and the pressing sheet, the elastic sheet, the bearing, the gasket and the bearing support are pressed together under the extrusion of the lower punching die 63 and the upper punching die 67.

The bearing stamping device solves the problems that the bearing support cannot be laid flat due to the fact that the mounting groove at the bottom of the bearing support protrudes downwards, the bearing support is jacked up from the lower direction at the position of the mounting groove during assembly, the bearing support is not stressed uniformly and is easy to damage.

As shown in fig. 8 and 9, the second material moving device 8 includes a second X material moving mechanism 81, a second Y material moving mechanism 82, and a second Z material moving mechanism 83; the second Z material moving mechanism 83 includes a second guide column 831, a second fixed beam 832, a second material moving cylinder 833, a second material moving plate 834 and a third material moving pusher 835; two second guide posts 831 are vertically installed on the second Y moving mechanism 82, a second fixed beam 832 is fixed in the middle of the second guide posts 831, an output end of a second moving cylinder 833 is connected to the second fixed beam 832, the second moving cylinder 833 is fixed to a second moving plate 834, the second moving plate 834 is slidably installed on the second guide posts 831, a third moving push block 835 is installed on the lower end face of the second moving plate 834, four second protruding blocks 8351 and a second circular groove 8352 are arranged on the lower portion of the third moving push block 835, the four second protruding blocks 8351 are arranged in a rectangular shape, and the second circular groove 8352 is located between the four second protruding blocks 8351.