CN219163187U

CN219163187U - Step die assembly of small neodymium iron boron cylinder

Info

Publication number: CN219163187U
Application number: CN202320354806.5U
Authority: CN
Inventors: 罗凯航; 刘海音
Original assignee: Shanghai Yirong New Materials Co ltd
Current assignee: Shanghai Yirong New Materials Co ltd
Priority date: 2023-02-28
Filing date: 2023-02-28
Publication date: 2023-06-09
Anticipated expiration: 2033-02-28

Abstract

The utility model discloses a graded die assembly of a neodymium iron boron small cylinder, which comprises a body, wherein the body comprises a support frame for supporting the neodymium iron boron small cylinder, the support frame comprises a first support frame and a second support frame, the first support frame comprises a plurality of first support grooves, the second support frame comprises a second support groove, the first support frame is connected with a first driving cylinder, the second support frame is connected with a second driving cylinder, and the distances between the first support groove and an adjacent second support groove, between the first support groove and an adjacent first support groove and between the second support groove and an adjacent second support groove are equal under the driving of the first driving cylinder and the second driving cylinder. The utility model provides a graded die assembly of neodymium iron boron small cylinders, which can rapidly complete uniform interval array arrangement of neodymium iron boron small cylinders and can more easily meet the requirement of automatic production.

Description

Step die assembly of small neodymium iron boron cylinder

Technical Field

The utility model relates to the field of neodymium iron boron material processing, in particular to a graded die assembly of a neodymium iron boron small cylinder.

Background

Since the neodymium-iron-boron permanent magnet has high saturation magnetization, coercive force and magnetic energy product, the neodymium-iron-boron permanent magnet is widely applied to industries such as energy, traffic, machinery, medical treatment, household appliances, IT and the like since the advent of the neodymium-iron-boron permanent magnet, and the product thereof relates to a plurality of fields of national economy. A complete neodymium-iron-boron magnet needs to be subjected to the steps of proportioning, smelting, hydrogen crushing, air flow grinding, forming, isostatic pressing, oil stripping, sintering, machining forming and the like, wherein the formed neodymium-iron-boron structure also needs to be subjected to isostatic pressing treatment, so that the neodymium-iron-boron powder is uniform in structure during sintering and forming, and the stability of a magnetic field is guaranteed.

After the traditional neodymium iron boron small cylinder is formed, the neodymium iron boron small cylinder is placed into an isostatic pressing die to be subjected to isostatic pressing treatment. In the isostatic pressing treatment process, because uniformity and uniformity of stress of each neodymium-iron-boron small cylinder need to be guaranteed, a plurality of mounting holes for placing the neodymium-iron-boron small cylinders in the isostatic pressing die need to be evenly distributed at equal intervals. The traditional mode of placing the small neodymium-iron-boron cylinders into the mounting holes is used for guaranteeing the distance between the small neodymium-iron-boron cylinders, or the small neodymium-iron-boron cylinders are manually placed into the mounting holes one by one, or semi-automatic mode is adopted, the small neodymium-iron-boron cylinders are firstly arranged at intervals, then a plurality of small neodymium-iron-boron cylinders are synchronously placed into the mounting holes through automatic equipment, but the efficiency of the two placement methods is low, and the requirement of automatic production cannot be met.

Disclosure of Invention

The technical problems to be solved by the utility model are as follows: the utility model provides a can accomplish the even interval array setting of neodymium iron boron small cylinder fast, the hierarchical die assembly of neodymium iron boron small cylinder that satisfies the automated production demand more easily.

The utility model solves the problems by adopting the following technical scheme: the utility model provides a little cylindrical step die assembly of neodymium iron boron, includes the body, the body is including the support frame that is used for supporting the little cylindrical of neodymium iron boron, the support frame includes first support frame and second support frame, first support frame includes a plurality of first supporting slots that are used for supporting the little cylindrical of neodymium iron boron, and is a plurality of first supporting slots are the interval setting, the second support frame includes a plurality of second supporting slots that are used for supporting the little cylindrical of neodymium iron boron, and is a plurality of the second supporting slots are the interval setting, the bottom of first support frame is connected with longitudinal drive's first actuating cylinder, the bottom of second support frame is connected with longitudinal drive's second actuating cylinder, adjacent two be equipped with a second supporting slot between the first supporting slot, in initial position, first supporting slot is with the second supporting slot and sets up with the horizontal plane, under first actuating cylinder and second actuating cylinder drive, first supporting slot and second supporting slot are in different levels, and first supporting slot and adjacent second supporting slot's distance, first supporting slot and adjacent distance between the second supporting slot and the second supporting slot equal distance between the second person.

Compared with the prior art, the utility model has the advantages that: when carrying out neodymium iron boron small cylinder and placing the support frame, first supporting tank and second supporting tank are same horizontal plane setting, be convenient for neodymium iron boron small cylinder carries out automatic feeding, then through first actuating cylinder and second actuating cylinder, make first supporting tank and second supporting tank locate on two parallel surfaces of dislocation, and the distance of first supporting tank and adjacent second supporting tank, distance between first supporting tank and the adjacent first supporting tank and distance between second supporting tank and the adjacent second supporting tank, make and place neodymium iron boron small cylinder on first supporting tank and place the neodymium iron boron small cylinder phase separation on the second supporting tank, when these neodymium iron boron small cylinders place into corresponding mounting hole, the distance between the adjacent neodymium iron boron small cylinder equals, in carrying out isostatic pressing processing, the extrusion effort that each other that neodymium iron boron small cylinder received also can be equal, thereby guaranteed the uniformity of neodymium iron boron small cylinder atress in the isostatic pressing process, guarantee the high quality that neodymium iron boron small cylinder isostatic pressing handled, this process can realize that neodymium iron boron small cylinder is quick on the neodymium iron boron small cylinder and place, the quick and equal manufacturing process of the neodymium iron boron small cylinder has been guaranteed, the demand that the automatic manufacturing of the small cylinder is more equal has been satisfied, and the isostatic pressing array is realized, thereby the processing demand of small and the small and has been satisfied.

As an improvement of the utility model, one side of the support frame is provided with the installation mould for installing the neodymium iron boron small cylinder, the installation mould is provided with the installation hole group, the installation hole group comprises a plurality of installation holes which are in one-to-one correspondence with the first support groove and the second support groove at the same time, the other side of the support frame is provided with the ejector rod, and the ejector rod pushes the neodymium iron boron small cylinder on the first support groove and the neodymium iron boron small cylinder on the second support groove into the corresponding installation holes at the same time under the action of the third driving cylinder.

As an improvement of the utility model, a plurality of groups of mounting hole groups are arranged on the mounting die, the plurality of groups of mounting hole groups are uniformly arrayed along the longitudinal direction, the distance between two adjacent groups of mounting hole groups is the same as the distance between two rows of mounting holes in the same mounting hole group, and by the improvement, the number of small NdFeB cylinders which can be mounted in the mounting die is increased, the number of the mounting die is reduced, and the isostatic pressing treatment efficiency can be further accelerated.

According to the utility model, the installation mould is arranged on a longitudinally moving platform, the moving platform is movably connected to a screw rod transmission assembly driven by a motor, and by the improvement, because the design of a plurality of groups of installation hole groups on the installation mould is adopted, the structure of the support frame can only complete the installation of neodymium iron boron small cylinders on one group of installation hole groups at a time, the installation of the whole installation mould can be completed only by carrying out the installation of the neodymium iron boron small cylinders for a plurality of times according to the distance setting of the plurality of groups of installation hole groups, and the cylinder type driving mode is difficult to achieve the aim of accurately controlling the moving distance, so that the moving distance of the moving platform is required to be accurately controlled by the motor.

As an improvement of the utility model, the screw transmission assembly comprises a screw connecting seat and a moving block which moves along the screw connecting seat, wherein the screw connecting seat is longitudinally arranged, the moving table is fixedly connected to one side of the moving block, which is far away from the screw connecting seat, a detection piece is arranged on one side of the moving table, which is close to the screw connecting seat, a detection probe is respectively arranged at the upper end and the lower end of the screw connecting seat, and when the detection piece reaches the detection probe at the upper end or the lower end, the moving table stops moving, and the moving range of the moving block is limited by the improvement, so that the moving table is prevented from being interfered with other structures in the moving process, and damage is avoided.

As an improvement of the utility model, the mobile station is provided with a guide plate, the guide plate is provided with guide holes corresponding to the mounting holes one by one, the guide plate is arranged between the mounting die and the ejector rod and is used for guiding the neodymium iron boron small cylinder to smoothly enter the mounting holes, and by the improvement, the neodymium iron boron small cylinder is guided when being pushed into the mounting holes, so that the accuracy and smoothness of the neodymium iron boron small cylinder when being mounted into the mounting holes are ensured.

As an improvement of the utility model, the diameter of the guide hole is enlarged along the direction of the mounting die to the ejector rod, and the minimum diameter of the guide hole is the same as the diameter of the mounting hole, so that the alignment deviation between the neodymium-iron-boron small cylinder and the mounting hole can be corrected by the improvement, and the mounting accuracy and smoothness of the neodymium-iron-boron small cylinder are ensured.

According to the utility model, as an improvement, an abutting plate is arranged on one side of the movable table, which is close to the screw rod transmission assembly, one side of the installation mould abuts against the abutting plate, a movable abutting block is further arranged on the movable table, the movable abutting block is movably connected to one side of the movable table, which is far away from the ejector rod, through a fourth driving cylinder, when the installation mould moves to the movable table, the abutting plate and the movable abutting block are abutted against the installation mould in two mutually perpendicular directions horizontally, so that the positioning of the installation mould on the movable table is ensured, and the guide hole and the installation hole are accurately aligned.

Drawings

Fig. 1 is a schematic diagram of the overall structure of the present utility model.

Fig. 2 is a schematic view of the first supporting groove and the second supporting groove of the present utility model in the same horizontal plane.

Fig. 3 is a schematic view of the arrangement structure of the first support groove and the second support groove with different horizontal planes.

Fig. 4 is a schematic view of the structure of the installation mold of the present utility model.

FIG. 5 is a schematic view of the thimble structure of the present utility model.

Fig. 6 is a schematic view of the connection structure of the screw drive assembly of the present utility model.

Fig. 7 is a schematic diagram of a cross-sectional connection structure of a guide plate and an installation mold according to the present utility model.

The figure shows: 1. the device comprises a first supporting frame, 1.1, a first supporting groove, 1.2, a connecting plate, 2, a second supporting frame, 2.1, a second supporting groove, 2.2, a connecting frame, 3, a first driving cylinder, 4, a second driving cylinder, 5, an installation die, 5.1, an installation hole group, 6, a push rod, 6.1, a push rod connecting plate, 7, a third driving cylinder, 8, a moving table, 8.1, a push rod, 8.2, a moving push block, 8.3, a fourth driving cylinder, 9, a screw transmission assembly, 9.1, a motor, 9.2, a screw connecting seat, 9.3, a moving block, 10, a detection sheet, 11, a detection probe, 12, a guide plate, 12.1, a guide hole, 13 and a neodymium iron boron small cylinder.

Detailed Description

Embodiments of the present utility model are further described below with reference to the accompanying drawings.

As shown in fig. 1-3, a small neodymium iron boron cylinder's step die assembly, which comprises a body, the body is including the support frame that is used for supporting small neodymium iron boron cylinder 13, the support frame includes first support frame 1 and second support frame 2, first support frame 1 includes a plurality of first supporting tank 1.1 that are used for supporting small neodymium iron boron cylinder 13, and a plurality of first supporting tank 1.1 is the interval setting, second support frame 2 includes a plurality of second supporting tank 2.1 that are used for supporting small neodymium iron boron cylinder 13, a plurality of second supporting tank 2.1 is the interval setting, the bottom of first support frame 1 is connected with the first actuating cylinder 3 of longitudinal drive, the bottom of second support frame 2 is connected with the second actuating cylinder 4 of longitudinal drive, adjacent two be equipped with a second supporting tank 2.1 between first supporting tank 1.1, in initial position, first supporting tank 1.1 is with second supporting tank 2.1 and is the same horizontal plane setting, a plurality of second supporting tank 2.1 are the interval setting between first actuating cylinder 3 and second actuating cylinder 4, first supporting tank 1.1 and second supporting tank 1 and second supporting tank 1.1 are adjacent to each other with first supporting tank 1.1, and second supporting tank 1.1 is in the adjacent distance between the first supporting tank and the first supporting tank 2.1.

The first driving cylinder 3 is simultaneously connected with a plurality of first support frames 1 through the connecting plate 1.2, the second driving cylinder 4 is simultaneously connected with a plurality of second support frames 2 through the connecting frame 2.2, two ends of the second support frames 2 are respectively and fixedly connected to two sides of the connecting frame 2.2, the connecting plate 1.2 is movably connected to the axis of the connecting frame 2.2, and avoidance grooves for avoiding the moving track of the connecting plate 1.2 are formed in the second support frames 2. To ensure the stability of the movement of the connecting frame 2.2, a second driving cylinder 4 is connected to the other two sides of the connecting frame 2.2.

As shown in fig. 1 and fig. 3-5, one side of the supporting frame is provided with a mounting die 5 for mounting the small neodymium iron boron cylinder 13, the mounting die 5 is provided with mounting hole groups 5.1, each mounting hole group 5.1 comprises a plurality of mounting holes which are in one-to-one correspondence with the first supporting groove 1.1 and the second supporting groove 2.1, the other side of the supporting frame is provided with a push rod 6, the push rod 6 pushes the small neodymium iron boron cylinder 13 on the first supporting groove 1.1 and the small neodymium iron boron cylinder 13 on the second supporting groove 2.1 into the corresponding mounting holes simultaneously under the action of the third driving cylinder 7, the mounting die 5 is provided with three groups of mounting hole groups 5.1, the three groups of mounting hole groups 5.1 are uniformly arrayed along the longitudinal direction, and the distance between every two adjacent groups of mounting hole groups 5.1 is identical with the distance between two rows of mounting holes in the same mounting hole group 5.1.

In order to ensure the consistency of the driving ejector rods 6, all the ejector rods 6 are arranged on the same ejector rod connecting plate 6.1, and then the third driving cylinder 7 drives the ejector rod connecting plate 6.1 to move so as to drive the ejector rods 6 to push the neodymium iron boron small cylinders 13 into the mounting holes, and meanwhile, in order to ensure the stability of the driving ejector rods 6, one side, far away from the ejector rods 6, of the ejector rod connecting plate 6.1 is connected to a movable guide rail.

As shown in fig. 6, the mounting mold 5 is placed on a moving table 8 moving longitudinally, the moving table 8 is movably connected to a screw transmission assembly 9 driven by a motor 9.1, the screw transmission assembly 9 includes a screw connecting seat 9.2 disposed longitudinally and a moving block 9.3 moving along the screw connecting seat 9.2, the moving table 8 is fixedly connected to a side of the moving block 9.3 away from the screw connecting seat 9.2, a detecting piece 10 is disposed on a side of the moving table 8 near the screw connecting seat 9.2, a detecting probe 11 is disposed at each of the upper and lower ends of the screw connecting seat 9.2, and the moving table 8 stops moving when the detecting piece 10 reaches the detecting probe 11 at the upper or lower end.

As shown in fig. 1 and 7, a guide plate 12 is arranged on the moving table 8, guide holes 12.1 corresponding to the mounting holes one by one are arranged on the guide plate 12, the guide plate 12 is arranged between the mounting die 5 and the ejector rod 6 and used for guiding the neodymium iron boron small cylinder 13 to smoothly enter the mounting holes, the diameter of the guide hole 12.1 is enlarged along the direction of the mounting die 5 towards the ejector rod 6, the minimum diameter of the guide hole 12.1 is the same as the diameter of the mounting hole, an abutting plate 8.1 is arranged on one side, close to the screw rod transmission assembly 9, of the moving table 8, one side, abutting against the abutting plate 8.1, of the mounting die 5 is abutted against the moving table 8, and a moving abutting block 8.2 is further arranged on one side, far away from the ejector rod 6, of the moving table 8 through a fourth driving cylinder 8.3.

In the process of pushing the neodymium iron boron small cylinder 13 into the mounting hole, the driving positions of the first driving cylinder 3, the second driving cylinder 4 and the third driving cylinder 7 are fixed, and only the receiving height of the mounting die 5 is adjusted. The installation work of the neodymium iron boron small cylinders 13 in all the installation hole groups 5.1 of one installation die 5 is completed, and the driving reciprocating actions of the first driving cylinder 3, the second driving cylinder 4 and the third driving cylinder 7 are required to be carried out three times.

The foregoing is illustrative of the preferred embodiments of the present utility model and is not to be construed as limiting the claims. The present utility model is not limited to the above embodiments, and the specific structure thereof is allowed to vary. All changes which come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims

1. The utility model provides a little cylindrical step die dress subassembly of neodymium iron boron, includes body, its characterized in that: the body is including the support frame that is used for supporting small cylinder of neodymium iron boron (13), the support frame includes first support frame (1) and second support frame (2), first support frame (1) is including a plurality of first supporting groove (1.1) that are used for supporting small cylinder of neodymium iron boron (13), and is a plurality of first supporting groove (1.1) are the interval setting, second support frame (2) are including a plurality of second supporting groove (2.1) that are used for supporting small cylinder of neodymium iron boron (13), and a plurality of second supporting groove (2.1) are the interval setting, the bottom of first support frame (1) is connected with first actuating cylinder (3) of vertical drive, the bottom of second support frame (2) is connected with second actuating cylinder (4) of vertical drive, adjacent two be equipped with a second supporting groove (2.1) between first supporting groove (1.1), in initial position, first supporting groove (1.1) are with second supporting groove (2.1) are with the horizontal setting, first actuating cylinder (3) and second actuating cylinder (1.1) are in same horizontal plane setting with second supporting groove (1.1), the bottom of first actuating cylinder (1.1) is in same horizontal plane setting with second actuating cylinder (1) The distance between the first supporting groove (1.1) and the adjacent first supporting groove (1.1) and the distance between the second supporting groove (2.1) and the adjacent second supporting groove (2.1) are equal.

2. The graded die assembly of a small nd-fe-b cylinder according to claim 1, wherein: one side of support frame is equipped with the mounting mould (5) that are used for installing neodymium iron boron little cylinder (13), be equipped with mounting hole group (5.1) on mounting mould (5), mounting hole group (5.1) include a plurality of simultaneously with first supporting groove (1.1), the mounting hole of second supporting groove (2.1) one-to-one, the opposite side of support frame is equipped with ejector pin (6), ejector pin (6) under the effect of third actuating cylinder (7), with neodymium iron boron little cylinder (13) on first supporting groove (1.1) and neodymium iron boron little cylinder (13) on second supporting groove (2.1) push to corresponding mounting hole simultaneously in.

3. The graded die assembly of a small nd-fe-b cylinder according to claim 2, wherein: the mounting die is characterized in that a plurality of groups of mounting hole groups (5.1) are arranged on the mounting die (5), the plurality of groups of mounting hole groups (5.1) are uniformly arrayed along the longitudinal direction, and the distance between every two adjacent groups of mounting hole groups (5.1) is the same as the distance between two rows of mounting holes in the same mounting hole group (5.1).

4. A neodymium iron boron small cylinder staged die assembly according to claim 3, wherein: the mounting die (5) is placed on a longitudinally moving table (8), and the moving table (8) is movably connected to a screw drive assembly (9) driven by a motor (9.1).

5. The graded die assembly of a small neodymium-iron-boron cylinder according to claim 4, wherein: the lead screw transmission assembly (9) comprises a lead screw connecting seat (9.2) which is longitudinally arranged and a moving block (9.3) which moves along the lead screw connecting seat (9.2), the moving table (8) is fixedly connected to one side, away from the lead screw connecting seat (9.2), of the moving block (9.3), a detection sheet (10) is arranged on one side, close to the lead screw connecting seat (9.2), of the moving table (8), detection probes (11) are respectively arranged at the upper end and the lower end of the lead screw connecting seat (9.2), and when the detection sheet (10) reaches the detection probes (11) at the upper end or the lower end, the moving table (8) stops moving.

6. The graded die assembly of a small neodymium-iron-boron cylinder according to claim 4, wherein: be equipped with deflector (12) on mobile station (8), be equipped with on deflector (12) with mounting hole one-to-one guiding hole (12.1), deflector (12) are located between mounting die (5) and ejector pin (6) and are used for guiding neodymium iron boron little cylinder (13) to get into the mounting hole smoothly.

7. The graded die assembly of a small neodymium-iron-boron cylinder according to claim 6, wherein: the diameter of the guide hole (12.1) is enlarged along the direction of the mounting die (5) towards the ejector rod (6), and the minimum diameter of the guide hole (12.1) is the same as the diameter of the mounting hole.

8. The graded die assembly of a small neodymium-iron-boron cylinder according to claim 6, wherein: one side of the moving table (8) close to the screw rod transmission assembly (9) is provided with an abutting plate (8.1), one side of the mounting die (5) abuts against the abutting plate (8.1), the moving table (8) is further provided with a moving abutting block (8.2), and the moving abutting block (8.2) is movably connected to one side of the moving table (8) far away from the ejector rod (6) through a fourth driving cylinder (8.3).