Special high-temperature-resistant clamp for neodymium-iron-boron magnet

Abstract

The high-temperature-resistant clamp special for the neodymium-iron-boron magnet comprises a base and a working table, a second fixing block is arranged in the center of the top of the base, the neodymium-iron-boron magnet is arranged on the outer surface of the second fixing block in a sleeved mode, the working table is arranged above the top of the base, and supporting legs are arranged at the four top corners of the bottom of the working table and connected with the base. Large through holes are formed in the centers of the top and the bottom of the base, telescopic air cylinders are arranged at the large through holes, first fixing blocks are arranged at the bottoms of the telescopic air cylinders, spring holes are formed in the centers of the bottoms of the first fixing blocks, telescopic rods are arranged at the centers of the tops of the spring holes, and fixing clamping blocks are arranged at the other ends of the telescopic rods. A fixing clamping groove is formed in the center of the top of the second fixing block and connected to the fixing clamping block in a clamped mode. Compared with the prior art that a clamping plate clamps the top of the neodymium-iron-boron magnet, the surface paint of the neodymium-iron-boron magnet can be better protected, and the high temperature resistance of the neodymium-iron-boron magnet is prevented from being affected in the machining process.

Description

TECHNICAL FIELD

[0001] The utility model relates to neodymium iron boron magnet clamp technical field, concretely is a kind of neodymium iron boron magnet special fixture of high temperature resistance. BACKGROUND

[0002] Neodymium magnet is also called neodymium iron boron magnet, neodymium iron boron magnet can be divided into two kinds of bonded neodymium iron boron and sintered neodymium iron boron, bonding is actually injection molding, and sintering is formed by high temperature heating through vacuum, neodymium iron boron magnet is the strongest permanent magnet so far.

[0003] In the prior art, there is a high-temperature-resistant neodymium iron boron magnet, for example, China authorized utility model publication (announcement) number: CN214203356U a kind of high-temperature-resistant neodymium iron boron magnet assembly, including magnet body, the outer surface of the magnet body is sleeved with shell, the inner side of the shell is provided with recess, the top and bottom of the inner side of the magnet body are clamped with L type clamping block, the top of the L type clamping block is fixedly connected with fixed block, the top of the fixed block extends to the inside of recess, the inner cavity of the L type clamping block is fixedly connected with connecting rod, the front end and back end of the surface of the connecting rod are slidably sleeved with hollow sleeve. In addition, special fixture is needed to clamp and transfer during the production process of high-temperature-resistant neodymium iron boron magnet, however, the clamp of prior art is generally clamped by clamping plate, but the clamp of this kind is easy to damage the L type clamping block and high-temperature paint on the surface of neodymium iron boron magnet during use, thereby affecting the high-temperature resistance of neodymium iron boron magnet. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of neodymium iron boron magnet special fixture of high temperature resistance to solve the problems raised in the above background art.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of neodymium iron boron magnet special fixture of high temperature resistance, including base, workbench, the top center of the base is provided with second fixed block, the outer surface of the second fixed block is sleeved with neodymium iron boron magnet, the height of the neodymium iron boron magnet is greater than the height of second fixed block, the top of the base is provided with workbench, the bottom of the workbench is provided with support leg at four top corners, the other end of the support leg is connected with base, the top and bottom center of the base is provided with large through-hole, the large through-hole is provided with telescopic cylinder, the bottom of the telescopic cylinder is provided with first fixed block, the bottom center of the first fixed block is provided with spring hole, the top center of the spring hole is provided with telescopic rod, the other end of the telescopic rod is provided with fixed clamping block, the top center of the second fixed block is provided with fixed clamping groove, the fixed clamping groove is hingedly connected to fixed clamping block.

[0007] Preferably, the surface sleeve of the telescopic rod is provided with a spring, the top of the spring is connected with the top of the spring hole, and the bottom of the spring is connected with the top of the fixed clamping block.

[0008] Preferably, the top of the telescopic cylinder is provided with a fixed plate, the top and bottom of the workbench and located at the front end and rear end of the outer surface of the large through hole are provided with small through holes, the top and bottom of the fixed plate are provided with fixed holes at the positions corresponding to the small through holes, and the small through holes and the fixed holes are connected through fixed threaded columns.

[0009] Preferably, the two ends of the fixed threaded column are provided with a first nut and a second nut respectively, the top of the first nut is located at the bottom of the workbench, and the bottom of the second nut is located at the top of the fixed plate.

[0010] Preferably, the top and bottom of the workbench are provided with a second through groove in the center, and the top and bottom of the workbench are provided with a first through groove on the two sides.

[0011] Preferably, the top center of the fixed plate is provided with a threaded connector.

[0012] Compared with the prior art, the telescopic cylinder is provided with a telescopic telescopic cylinder, and the telescopic cylinder is provided with a telescopic telescopic cylinder.

[0013] The utility model discloses a special fixture of high temperature resistant neodymium iron boron magnet, when fixing neodymium iron boron magnet, neodymium iron boron magnet is sleeved at second fixed block, and then through the lifting of telescopic cylinder, first fixed block is moved to the top of second fixed block, wherein the inside of first fixed block is provided with fixed clamping block connected through spring, and fixed clamping block is clamped to the fixed clamping groove of second fixed block, so that the utility model discloses a kind of clamping and fixing when neodymium iron boron magnet is clamped and fixed, it is fixed to neodymium iron boron magnet by the clamping and fixing between first fixed block and second fixed block at the center opening of neodymium iron boron magnet, compared with the clamping plate clamping in the top of neodymium iron boron magnet in prior art, the surface paint of neodymium iron boron magnet can be better protected, prevent affecting the high temperature resistance of neodymium iron boron magnet in processing process. ACCURATE DRAWINGS

[0014] Figure 1 It is overall structure schematic diagram of the utility model;

[0015] Figure 2 It is support leg and workbench assembly structure schematic diagram of the utility model;

[0016] Figure 3 It is base, telescopic cylinder sectional view structure schematic diagram of the utility model;

[0017] Figure 4 It is Figure 3 It is enlarged view of A in the middle.

[0018] In the figure: 1, base; 2, support leg; 3, workbench; 4, fixed threaded column; 5, first nut; 6, second nut; 7, fixed plate; 8, threaded connector; 9, telescopic cylinder; 10, large hole; 11, small hole; 12, first through slot; 13, second through slot; 14, first fixed block; 15, second fixed block; 16, fixed clamping groove; 17, spring hole; 18, telescopic rod; 19, spring; 20, fixed clamping block; 21, Nd-Fe-B magnet. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0020] In the description of the present application, it should be pointed out that the orientations or positional relationships indicated by the terms "vertical", "upper", "lower", "horizontal" and the like are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0021] In the description of the present application, it should be pointed out that, unless otherwise explicitly specified and limited, the terms "set", "mount", "connected", "connected" should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be connected inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0022] Please refer to Figures 1-4 The present application provides a technical solution:

[0023] The utility model provides a kind of special fixture of high-temperature-resistant neodymium iron boron magnet, including base 1, workstation 3, the top center of base 1 is provided with second fixed block 15, the outer surface of second fixed block 15 is provided with neodymium iron boron magnet 21, specifically, the bottom of second fixed block 15 is located at a electromagnet, during processing, the electromagnet is energized, so that neodymium iron boron magnet 21 is fixedly sleeved at second fixed block 15, wherein electromagnet is existing mature technology, here will not be on its internal specific structure and working principle detailedly described, then first fixed block 14 is moved to the top of second fixed block 15 by the elongation of telescopic cylinder 9, realize the clamping fixation between first fixed block 14 and neodymium iron boron magnet 21 combination by second fixed block 15, the height of neodymium iron boron magnet 21 is greater than the height of second fixed block 15, the top of base 1 is provided with workstation 3, the bottom of workstation 3 is provided with support leg 2 in four top corners, the other end of support leg 2 is connected with base 1, the top and bottom center of base 1 are provided with large through hole 10, telescopic cylinder 9 is provided at large through hole 10, the bottom of telescopic cylinder 9 is provided with first fixed block 14, the bottom center of first fixed block 14 is provided with spring hole 17, the top center of spring hole 17 is provided with telescopic rod 18, the other end of telescopic rod 18 is provided with fixed clamping block 20, the top center of second fixed block 15 is provided with fixed clamping groove 16, fixed clamping groove 16 is clampedly connected to fixed clamping block 20.

[0024] Specifically, when spring 19 is at initial length, there is a certain distance between the top of fixed clamping block 20 and first fixed block 14.

[0025] Further, the surface of telescopic rod 18 is provided with spring 19, the top of spring 19 is connected with the top of spring hole 17, and the bottom of spring 19 is connected with the top of fixed clamping block 20.

[0026] Further, the top of telescopic cylinder 9 is provided with fixed plate 7, the top and bottom of workstation 3 and located at the outer surface of large through hole 10 front end and rear end two sides are provided with small through hole 11, the top and bottom of fixed plate 7 are provided with fixed hole at small through hole 11, and small through hole 11 is connected with fixed hole through fixed threaded column 4.

[0027] Further, the two ends of fixed threaded column 4 are provided with first nut 5 and second nut 6 respectively, the top of first nut 5 is located at the bottom of workstation 3, and the bottom of second nut 6 is located at the top of fixed plate 7.

[0028] Specifically, in use, the height of telescopic cylinder 9 can be adjusted by unscrewing first nut 5 and second nut 6, and after adjusting to the appropriate height, first nut 5 and second nut 6 need to be tightened again to fix telescopic cylinder 9.

[0029] Further, the top and bottom center of the workbench 3 is provided with a second through slot 13, and the top and bottom of the workbench 3 is provided with a first through slot 12.

[0030] Specifically, the second through slot 13 is arranged to facilitate the workers to remove and install the Nd-Fe-B magnet 21, and the first through slot 12 is arranged to facilitate the processing equipment to act on the surface of the Nd-Fe-B magnet 21.

[0031] Further, the top center of the fixing plate 7 is provided with a threaded connector 8.

[0032] Working principle: in use, the utility model is fixed to the equipment through the threaded connector 8, and then the height of the telescopic cylinder 9 is adjusted according to the actual situation of the Nd-Fe-B magnet 21, for example, when the height of the telescopic cylinder 9 is higher, the telescopic cylinder 9 is elongated at a certain height, and when the height of the telescopic cylinder 9 is higher, the fixing block 20 is subjected to smaller pressure, so the workers can adjust the pressure of the Nd-Fe-B magnet 21 by adjusting the height of the telescopic cylinder 9.

[0033] Specifically, because the strength of some Nd-Fe-B magnets 21 is not enough, the greater the pressure, the greater the influence.

[0034] Then the Nd-Fe-B magnet 21 is fixedly sleeved at the second fixing block 15, and the electromagnet is turned on.

[0035] After everything is ready, the telescopic cylinder 9 is started by controlling it, the first fixing block 14 at the bottom of the telescopic cylinder 9 is moved to the top of the second fixing block 15, the Nd-Fe-B magnet 21 and the second fixing block 15 are clamped and fixed by the first fixing block 14, compared with the clamping of the clamping plate on the top of the Nd-Fe-B magnet 21 in the prior art, the surface paint of the Nd-Fe-B magnet 21 can be better protected, and the high temperature resistance of the Nd-Fe-B magnet 21 is prevented from being affected in the processing process.

[0036] It is worth noting that: the whole device is controlled by the controller, and since the controller is a commonly used device, it belongs to the existing mature technology, and the electrical connection relationship and the specific circuit structure are not described here.

[0037] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A high-temperature resistant clamp for neodymium iron boron magnets, comprising a base (1) and a worktable (3), characterized in that: A second fixing block (15) is provided at the top center of the base (1). A neodymium iron boron magnet (21) is sleeved on the outer surface of the second fixing block (15). The height of the neodymium iron boron magnet (21) is greater than the height of the second fixing block (15). A workbench (3) is provided above the top of the base (1). Support legs (2) are provided at the four corners of the bottom of the workbench (3). The other end of the support legs (2) is connected to the base (1). Large through holes (10) are opened at the top and bottom centers of the base (1). A telescopic cylinder (9) is provided at the large through hole (10). A first fixing block (14) is provided at the bottom of the telescopic cylinder (9). A spring hole (17) is provided at the center of the bottom of the first fixing block (14). A telescopic rod (18) is provided at the center of the top of the spring hole (17). A fixing block (20) is provided at the other end of the telescopic rod (18). A fixing groove (16) is provided at the center of the top of the second fixing block (15). The fixing groove (16) is engaged with the fixing block (20).

2. The high-temperature resistant neodymium iron boron magnet clamp according to claim 1, characterized in that: A spring (19) is sleeved on the surface of the telescopic rod (18). The top of the spring (19) is connected to the top of the spring hole (17), and the bottom of the spring (19) is connected to the top of the fixing block (20).

3. A high-temperature resistant clamp for neodymium iron boron magnets according to claim 1, characterized in that: The top of the telescopic cylinder (9) is provided with a fixing plate (7). The top and bottom of the worktable (3) and the front and rear sides of the outer surface of the large through hole (10) are provided with small through holes (11). The top and bottom of the fixing plate (7) are provided with fixing holes corresponding to the small through holes (11). The small through holes (11) and the fixing holes are connected by fixing threaded columns (4).

4. A high-temperature resistant neodymium iron boron magnet clamp according to claim 3, characterized in that: The two ends of the fixed threaded column (4) are respectively fitted with a first nut (5) and a second nut (6). The top of the first nut (5) is located at the bottom of the workbench (3), and the bottom of the second nut (6) is located at the top of the fixed plate (7).

5. A high-temperature resistant clamp for neodymium iron boron magnets according to claim 1, characterized in that: The workbench (3) has a second through groove (13) at the top and bottom center, and a first through groove (12) at the top and bottom sides.

6. A high-temperature resistant clamp for neodymium iron boron magnets according to claim 3, characterized in that: A threaded connector (8) is provided at the top center of the fixing plate (7).

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