CN219444083U - Magnet feeding machine - Google Patents

Abstract

The utility model discloses a magnet feeding machine, and relates to the technical field of automatic mechanical equipment. Wherein, this magnet material loading machine includes: a frame; the horizontal separation plate is horizontally and fixedly arranged at the middle upper part of the frame; the bin moving mechanism is arranged on the upper surface of the partition plate; the charging positioning mechanism is detachably connected with the bin moving mechanism and is used for charging and positioning the magnet; the magnet ejection mechanism is fixedly connected with the partition plate, and the output end of the magnet ejection mechanism acts on the bottom of the charging positioning mechanism and is used for ejecting the magnet out of the charging positioning mechanism; and the picking and placing mechanism is fixedly connected with the upper surface of the partition plate through a support rod, and the output end of the picking and placing mechanism is positioned right above the loading positioning mechanism and is used for grabbing and placing the magnet. The utility model solves the problems that the existing magnet feeding mechanism has a large number of parts and large volume, and can not realize one-time supply of a plurality of magnets, so that the mechanism has a complex structure, occupies more space, and has low production efficiency and increased production cost.

Description

Magnet feeding machine

Technical Field

The utility model relates to the technical field of automatic mechanical equipment, in particular to a magnet feeding machine.

Background

Magnets are a relatively common component in electronic products, but the assembly of such products is inconvenient, which affects the efficiency and yield of product processing. The current magnet feed mechanism in the market is large in component quantity and large in size, and a plurality of magnets cannot be supplied at a time, so that the problems of complex mechanism structure, more occupied area, low production efficiency and increased production cost are caused. In view of the above-mentioned problems, no effective solution has been proposed yet.

Disclosure of Invention

The utility model aims to: the utility model provides a magnet feeder to solve the above-mentioned problem that prior art exists.

The technical scheme is as follows: a magnet feeder comprising:

a frame;

the horizontal separation plate is horizontally and fixedly arranged at the middle upper part of the frame;

the bin moving mechanism is arranged on the upper surface of the partition plate;

the charging positioning mechanism is detachably connected with the bin moving mechanism and is used for charging and positioning the magnet;

the magnet ejection mechanism is fixedly connected with the separation plate, and the output end of the magnet ejection mechanism acts on the bottom of the charging positioning mechanism and is used for ejecting the magnet out of the charging positioning mechanism; a kind of electronic device with high-pressure air-conditioning system

The picking and placing mechanism is fixedly connected with the upper surface of the separation plate through a support rod, and the output end of the picking and placing mechanism is positioned right above the loading positioning mechanism and is used for grabbing and placing the magnet;

the magnet ejection mechanism ejects a plurality of magnets arranged in the charging positioning mechanism at a time, and the picking and placing mechanism grabs and places the plurality of ejected magnets so as to feed the plurality of magnets.

Preferably, the bin moving mechanism includes: the motor mounting plate is fixedly connected with the bottom of the horizontal partition plate, a first servo motor is horizontally arranged on the motor mounting plate, the output end of the first servo motor is connected with one end of a first ball screw through a belt pulley transmission assembly, bearing seats are respectively arranged at two ends of the first ball screw, a first sliding block is arranged on the first ball screw, a carrier plate is arranged at the top of the first sliding block, second sliding blocks are respectively arranged at two sides of the bottom of the carrier plate, linear guide rails are symmetrically arranged at two sides of the first ball screw and are in sliding connection with the second sliding blocks, and the bottom of the linear guide rails is fixedly connected with the horizontal partition plate.

Preferably, the two sides of the carrier plate are respectively provided with a first limiting plate, the first limiting plates and a first limiting sensor penetrate through the carrier plate, the first limiting sensors are connected with first extension rods arranged on the two sides of the carrier plate in parallel, the first limiting sensors are arranged at intervals on the first extension rods, a plurality of liftout avoidance grooves are formed in the carrier plate, a lining plate is arranged at the top of the carrier plate, and a plurality of limiting blocks, positioning columns and first induction sensors are arranged on the lining plate.

Preferably, the loading positioning mechanism includes: two fixed plates that set up relatively, two through dead lever fixed connection between the fixed plate, offered a plurality of charging holes on two fixed plates, evenly be provided with three first locating pins on the external diameter of charging hole, be close to symmetry is provided with the location pinhole on the fixed plate of horizontal division board one side, the location pinhole with the reference column is pegged graft, keeps away from symmetry is provided with the handle on the fixed plate of horizontal division board one side.

Preferably, a basket-loading auxiliary mechanism is inserted in the loading hole, and the basket-loading auxiliary mechanism comprises: the three limiting rods are arranged at two ends of each limiting rod respectively.

Preferably, the magnet ejection mechanism includes: the first fixed block is fixedly connected with the bottom of the horizontal separation plate, the second fixed block is opposite to the first fixed block, guide rods are symmetrically arranged between the second fixed block and the first fixed block, a second ball screw is arranged between the first fixed block and the second fixed block and at the center, and the tail end of the second ball screw is connected with a second servo motor fixedly arranged on the second fixed block.

Preferably, the two guide rods and the second ball screw are provided with connecting sliding blocks, the connecting sliding blocks are provided with lifting rods, linear bearings are respectively arranged on the lifting rods, and the top of each lifting rod is provided with a lifting block.

Preferably, the bottom of the first fixing block is vertically provided with a second extension rod, a plurality of second limit sensors are arranged on the second extension rod at intervals, and the second limit sensors and a second limit plate fixedly arranged on the connecting sliding block pass through and are arranged.

Preferably, the pick-and-place mechanism includes: the rotary table comprises a support rod, a horizontal rod fixedly connected with the support rod, a sliding table cylinder is vertically arranged at the tail end of the horizontal rod, a rotary cylinder is arranged on the sliding table cylinder, a rotary table is arranged on the rotary cylinder, a plurality of suckers for adsorbing magnets are arranged on the rotary table, and a plurality of second locating pins are arranged on the suckers.

Preferably, an extension rod is arranged on the support rod, a second induction sensor is arranged on the extension rod, and the second induction sensor is opposite to the charging positioning mechanism.

The beneficial effects are that: in this application embodiment, adopt mechanism modularization and automatic feeding's mode, through magnet ejection mechanism once ejecting a plurality of set up in magnet in the positioning mechanism that feeds, and through get and put the mechanism and snatch and place a plurality of ejecting magnet, so that a plurality of magnet material loading are supplied, the purpose of mechanism modularization and magnet automatic feeding supply has been reached, thereby the technical effect of simplifying mechanism structure has been realized, production efficiency and reduce cost is improved, and then the number of magnet feed mechanism part that has solved is many and the volume is great, and can't realize once supplying with polylith magnet, consequently, lead to the mechanism structure complicated, occupation of land is more, and production efficiency is low and increase manufacturing cost's technical problem.

Drawings

Fig. 1 is a perspective view showing an internal structure of a magnet feeder of the present utility model;

FIG. 2 is a right side view of the internal structure of the magnet feeder of the present utility model;

fig. 3 is a front view of the magnet feeder of the present utility model;

FIG. 4 is a rear view of the magnet feeder of the present utility model;

FIG. 5 is an isometric view of a magnet loader of the present utility model;

fig. 6 is an upper perspective view of the magnet feeder of the present utility model;

FIG. 7 is a perspective view of a bin moving mechanism of the magnet feeder of the present utility model;

fig. 8 is a perspective view of a bin moving mechanism of the magnet feeder of the utility model in fig. 2;

fig. 9 is a perspective view of a bin moving mechanism of the magnet feeder of the utility model, shown in fig. 3;

fig. 10 is a perspective view of a loading positioning mechanism of the magnet loader of the present utility model;

FIG. 11 is a perspective view of a basket assist mechanism of the magnet loader of the present utility model;

FIG. 12 is a perspective view of a magnet ejector mechanism of the magnet feeder of the present utility model;

FIG. 13 is a perspective view of a magnet ejector mechanism of the magnet feeder of the present utility model;

fig. 14 is a perspective view of a pick-and-place mechanism of the magnet feeder of the present utility model in fig. 1;

fig. 15 is a perspective view of a pick-and-place mechanism of the magnet feeder of the present utility model.

The reference numerals are: 100. a frame; 200. a horizontal partition plate; 300. a bin moving mechanism; 301. a motor mounting plate; 302. a first servo motor; 303. a pulley drive assembly; 304. a first ball screw; 305. a bearing seat; 306. a first slider; 307. a carrier plate; 308. a second slider; 309. a linear guide rail; 310. a first limiting plate; 311. a first limit sensor; 312. a first extension rod; 313. a liftout avoiding groove; 314. a lining plate; 315. a limiting block; 316. positioning columns; 317. a first inductive sensor; 400. a loading positioning mechanism; 401. a fixed rod; 402. a charging hole; 403. a first positioning pin; 404. positioning pin holes; 405. a handle; 406. a fixing plate; 407. basket loading auxiliary mechanism; 408. a limit rod; 409. a connecting block; 500. a magnet ejection mechanism; 501. a first fixed block; 502. a second fixed block; 503. a guide rod; 504. a second ball screw; 505. a second servo motor; 506. the connecting slide block; 507. a lifting rod; 508. a linear bearing; 509. a top block; 510. a second extension rod; 511. the second limit sensor; 512. a second limiting plate; 600. a picking and placing mechanism; 601. a horizontal bar; 602. a slipway cylinder; 603. a rotary cylinder; 604. a rotary table; 605. a suction cup; 606. a second positioning pin; 607. an extension rod; 608. a second inductive sensor; 700. and (5) supporting the rod.

Detailed Description

In order to make the present application solution better understood by those skilled in the art, the following description will be made in detail and with reference to the accompanying drawings in the embodiments of the present application, it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, shall fall within the scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the present application described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Furthermore, the terms "mounted," "configured," "provided," "connected," "coupled," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

As shown in fig. 1-6, the present application relates to a magnet feeder. This magnet material loading machine includes: a frame 100; the frame 100 refers to a machine support frame, and can achieve good fixing and supporting effects of other components, so that good matching effects among the components are achieved.

A horizontal partition plate 200 horizontally fixedly installed at the middle upper portion of the frame 100; good chamber separation effect can be achieved, so that the effect of multiple purposes can be achieved, and meanwhile good distinguishing effect can be achieved. Further, the horizontal partition board 200 divides the frame 100 into an upper cavity and a lower cavity, and a vertical partition board is disposed in the lower cavity to divide the lower cavity into a left cavity and a right cavity. The effect of forming a plurality of cavities can be achieved. The upper cavity is provided with a control panel, a basket changing bin gate, a manipulator upper material inlet and a conveyor belt at the periphery, the frame 100, the control panel, the basket changing bin gate and the baffle are enclosed to form a semi-open cavity, and the conveyor belt is arranged at the opening for conveying the magnet. The baffle is the top breach form for supply the manipulator material loading, prevent the condition that takes place to interfere. The moving parts are all isolated by using a protective cover, and a micro switch is used for controlling the door to be opened, and the door is stopped when the door is opened; the actions are interlocked, all positions are provided with sensors, and the next action is not executed when the sensors are not in place.

The bin moving mechanism 300 is arranged on the upper surface of the partition plate; the effect of flexible bin position movement can be realized, so that the effect of improving production efficiency is realized. The scheme is double-station, namely basket type turnover materials are adopted, and the storage amount is large; meanwhile, the bin is compatible with positive and negative products, and has high feeding efficiency;

the charging positioning mechanism 400 is detachably connected with the bin moving mechanism 300 and is used for magnet charging and positioning; good magnet loading and positioning effects can be achieved, and therefore the effect of being convenient for accurate grabbing is achieved.

The magnet ejection mechanism 500 is fixedly connected with the partition plate, and the output end of the magnet ejection mechanism acts on the bottom of the charging positioning mechanism 400 and is used for ejecting the magnet out of the charging positioning mechanism 400; the effect of ejecting the magnet out of the loading positioning mechanism 400 can be achieved, so that the effect of grabbing by other mechanisms is achieved, and interference is avoided.

The picking and placing mechanism 600 is provided with a second induction sensor 608 through a support rod 700; 700 second inductive sensor 608;700 is fixedly connected with the upper surface of the partition plate, and the output end of the 700 is positioned right above the loading positioning mechanism 400 and is used for grabbing and placing the magnet; the effect of being convenient for magnet snatchs and places can be realized to the effect of realizing transferring the magnet to the next process, and then the effect of stable transfer is realized. The 90-degree rotation is adopted, and the suction and three-point positioning is adopted, so that the material taking and discharging efficiency is improved.

The magnet ejection mechanism 500 ejects a plurality of magnets arranged in the loading positioning mechanism 400 at a time, and the picking and placing mechanism 600 picks and places the plurality of ejected magnets, so that the plurality of magnets are fed. Through being provided with respectively and loading positioning mechanism 400, ejection mechanism and getting and putting mechanism 600, can realize the effect of magnet automatic feeding to realize improving production efficiency's effect. Meanwhile, the mechanism modularization and miniaturization design are adopted, so that the number of parts can be saved, and the structure is simplified; the equipment reduces the consumption of the air cylinder, the air cylinder effectively damps and buffers, screw connection is reduced, and the screw is effectively loose-proof; the number of parts is reduced, and an integrated structural design is adopted preferentially; the noise of the equipment is not more than 70 dB.

From the above description, it can be seen that the following technical effects are achieved:

in this application embodiment, adopt mechanism modularization and automatic feeding's mode, through magnet ejection mechanism 500 once ejecting a plurality of set up in magnet in the positioning mechanism 400 of charging, and through get and put mechanism 600 snatch and place a plurality of ejecting magnet to make a plurality of magnet material loading supply, reached mechanism modularization and magnet automatic feeding supply's purpose, thereby realized simplifying mechanism structure, improvement production efficiency and reduce cost's technological effect, and then solved current magnet feeding mechanism part quantity and great and volume, and can't realize once supplying with polylith magnet, consequently, lead to mechanism structure complicacy, occupation of land is more, and production efficiency is low and increase manufacturing cost's technical problem.

As shown in fig. 7 to 9, the bin moving mechanism 300 includes: the motor mounting plate 301 is fixedly connected with the bottom of the horizontal separation plate 200, a first servo motor 302 is horizontally arranged on the motor mounting plate 301, the output end of the first servo motor 302 is connected with one end of a first ball screw 304 through a belt pulley transmission assembly 303, bearing seats 305 are respectively arranged at two ends of the first ball screw 304, a first sliding block 306 is arranged on the first ball screw 304, a carrier plate 307 is arranged at the top of the first sliding block 306, second sliding blocks 308 are respectively arranged at two sides of the bottom of the carrier plate 307, linear guide rails 309 are symmetrically arranged at two sides of the first ball screw 304, the linear guide rails 309 are in sliding connection with the second sliding blocks 308, and the bottoms of the linear guide rails 309 are fixedly connected with the horizontal separation plate 200. The first servo motor 302 provides stable driving force, the driving force is output to the first ball screw 304 through the transmission of a belt and a belt pulley, the first ball screw 304 drives the first sliding block 306 to move back and forth on the first sliding block, and the first sliding block 306 drives the carrier plate 307 to synchronously move, so that a stable position adjusting effect is achieved.

Further, the two sides of the carrier 307 are respectively provided with a first limiting plate 310, the first limiting plates 310 and the first limiting sensors 311 are arranged in a penetrating manner, the first limiting sensors 311 are connected with the first extension rods 312 arranged on the two sides of the carrier 307 in parallel, the first limiting sensors 311 are arranged on the first extension rods 312 at intervals, the carrier 307 is provided with a plurality of material ejection avoiding grooves 313, the top of the carrier 307 is provided with a lining plate 314, and the lining plate 314 is provided with a plurality of limiting blocks 315, positioning columns 316 and a first sensing sensor 317. Good limiting effect can be achieved, and therefore the effect of accurate control of the position is achieved. Meanwhile, by the aid of the first induction sensor 317, when a product is not in any of four holes sensed by the product sensor, a human-computer interface can prompt that a green lamp can flash, a rear window is opened manually, and the product is replaced by a full basket. The induction to the residual condition of magnet can be realized to ensure timely and effective magnet replenishment.

As shown in fig. 10-11, the charge positioning mechanism 400 includes: two fixed plates 406 that set up relatively, two pass through dead lever 401 fixed connection between the fixed plate 406, offered a plurality of charging holes 402 on two fixed plates 406, evenly be provided with three first locating pins 403 on the external diameter of charging hole 402, be close to the symmetry is provided with the locating pin hole 404 on the fixed plate 406 of horizontal division board 200 one side, the locating pin hole 404 with peg graft with reference column 316, keep away from the symmetry is provided with handle 405 on the fixed plate 406 of horizontal division board 200 one side. The magnets can be intensively placed in the positioning mechanism, so that the effect of orderly arrangement is achieved.

Further, a basket supporting mechanism 407 is inserted in the loading hole 402, and the basket supporting mechanism 407 includes: the three limiting rods 408, and connecting blocks 409 are respectively arranged at two ends of the limiting rods 408. Good auxiliary limiting effect can be achieved, so that the stability of the magnet is further improved.

As shown in fig. 12-13, the magnet ejection mechanism 500 includes: the first fixed block 501 is fixedly connected with the bottom of the horizontal separation plate 200, the second fixed block 502 is opposite to the first fixed block 501, guide rods 503 are symmetrically arranged between the second fixed block 502 and the first fixed block 501, a second ball screw 504 is arranged between the first fixed block 501 and the second fixed block 502 and at the center, and the tail end of the second ball screw 504 is connected with a second servo motor 505 fixedly arranged on the second fixed block 502. The magnet can be ejected out by providing stable driving force, so that good grabbing effect is ensured, and meanwhile, the effect of facilitating normal operation of subsequent procedures can be realized. Further, a connecting sliding block 506 is arranged on the two guiding rods 503 and the second ball screw 504, a lifting rod 507 is arranged on the connecting sliding block 506, linear bearings 508 are respectively arranged on the lifting rod 507, and a lifting block 509 is arranged at the top of the lifting rod 507. The lifting force can be acted on the magnet, so that a good lifting effect is achieved. Preferably, the number of lift pins 507 is four. The effect of a plurality of magnets of jacking simultaneously can be realized to realize improving production efficiency's effect.

Further, a second extension rod 510 is vertically disposed at the bottom of the first fixing block 501, a plurality of second limit sensors 511 are disposed on the second extension rod 510 at intervals, and the second limit sensors 511 and the second limit plates 512 fixedly disposed on the connecting slider 506 pass through. Good jacking limit effect can be realized to realize the effect of the accurate control in position, and then realize the effect of gradual jacking, in order to prevent the ejecting too much condition that takes place to drop of magnet.

As shown in fig. 14 to 15, the pick-and-place mechanism 600 includes: the horizontal rod 601 fixedly connected with the support rod 700, a sliding table cylinder 602 is vertically arranged at the tail end of the horizontal rod 601, a rotary cylinder 603 is arranged on the sliding table cylinder 602, a rotary table 604 is arranged on the rotary cylinder 603, a plurality of suckers 605 for attracting magnets are arranged on the rotary table 604, and a plurality of second positioning pins 606 are arranged on the suckers 605. The sliding table cylinder 602 moves up and down and moves to the upper part of the magnet, the ejected magnet is grabbed, and the rotating cylinder 603 rotates by 90 degrees to smoothly enter the next procedure, so that the effects of accurate grabbing and smooth transferring of the magnet are achieved. Further, the support rod 700 is provided with an extension rod 607, and the extension rod 607 is provided with a second sensor 608, and the second sensor 608 faces the loading positioning mechanism 400. By providing the second induction sensor 608, the effect of sensing whether a product exists or not can be achieved, and thus a good automatic detection effect can be achieved.

The preferred embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the specific details of the above embodiments, and various equivalent changes can be made to the technical solutions of the present utility model within the scope of the technical concept of the present utility model, and these equivalent changes all fall within the scope of the present utility model.

Claims (10)

1. Magnet material loading machine, its characterized in that includes:

a frame;

the horizontal separation plate is horizontally and fixedly arranged at the middle upper part of the frame;

the bin moving mechanism is arranged on the upper surface of the partition plate;

the charging positioning mechanism is detachably connected with the bin moving mechanism and is used for charging and positioning the magnet;

the magnet ejection mechanism is fixedly connected with the separation plate, and the output end of the magnet ejection mechanism acts on the bottom of the charging positioning mechanism and is used for ejecting the magnet out of the charging positioning mechanism; a kind of electronic device with high-pressure air-conditioning system

The picking and placing mechanism is fixedly connected with the upper surface of the separation plate through a support rod, and the output end of the picking and placing mechanism is positioned right above the loading positioning mechanism and is used for grabbing and placing the magnet;

the magnet ejection mechanism ejects a plurality of magnets arranged in the charging positioning mechanism at a time, and the picking and placing mechanism grabs and places the plurality of ejected magnets so as to feed the plurality of magnets.

2. The magnet feeder of claim 1, wherein the bin moving mechanism comprises: the motor mounting plate is fixedly connected with the bottom of the horizontal partition plate, a first servo motor is horizontally arranged on the motor mounting plate, the output end of the first servo motor is connected with one end of a first ball screw through a belt pulley transmission assembly, bearing seats are respectively arranged at two ends of the first ball screw, a first sliding block is arranged on the first ball screw, a carrier plate is arranged at the top of the first sliding block, second sliding blocks are respectively arranged at two sides of the bottom of the carrier plate, linear guide rails are symmetrically arranged at two sides of the first ball screw and are in sliding connection with the second sliding blocks, and the bottom of the linear guide rails is fixedly connected with the horizontal partition plate.

3. The magnet feeder of claim 2, wherein first limiting plates are respectively arranged on two sides of the carrier plate, the first limiting plates and the first limiting sensors penetrate through the carrier plate, the first limiting sensors are connected with first extension rods arranged on two sides of the carrier plate in parallel, the first limiting sensors are arranged on the first extension rods at intervals, a plurality of liftout avoidance grooves are formed in the carrier plate, a lining plate is arranged on the top of the carrier plate, and a plurality of limiting blocks, positioning columns and first induction sensors are arranged on the lining plate.

4. A magnet feeder according to claim 3, wherein the charge positioning mechanism comprises: two fixed plates that set up relatively, two through dead lever fixed connection between the fixed plate, offered a plurality of charging holes on two fixed plates, evenly be provided with three first locating pins on the external diameter of charging hole, be close to symmetry is provided with the location pinhole on the fixed plate of horizontal division board one side, the location pinhole with the reference column is pegged graft, keeps away from symmetry is provided with the handle on the fixed plate of horizontal division board one side.

5. The magnet feeder of claim 4, wherein a basket assist mechanism is inserted into the charging hole, the basket assist mechanism comprising: the three limiting rods are arranged at two ends of each limiting rod respectively.

6. The magnet feeder of claim 1 wherein the magnet ejector mechanism comprises: the first fixed block is fixedly connected with the bottom of the horizontal separation plate, the second fixed block is opposite to the first fixed block, guide rods are symmetrically arranged between the second fixed block and the first fixed block, a second ball screw is arranged between the first fixed block and the second fixed block and at the center, and the tail end of the second ball screw is connected with a second servo motor fixedly arranged on the second fixed block.

7. The magnet feeder of claim 6, wherein two guide rods and the second ball screw are provided with connecting sliding blocks, lifting rods are arranged on the connecting sliding blocks, linear bearings are respectively arranged on the lifting rods, and a lifting block is arranged at the top of each lifting rod.

8. The magnet feeder of claim 7, wherein a second extension rod is vertically arranged at the bottom of the first fixing block, a plurality of second limit sensors are arranged on the second extension rod at intervals, and the second limit sensors are arranged through the second limit plates fixedly arranged on the connecting sliding blocks.

9. The magnet feeder of claim 1, wherein the pick-and-place mechanism comprises: the rotary table comprises a support rod, a horizontal rod fixedly connected with the support rod, a sliding table cylinder is vertically arranged at the tail end of the horizontal rod, a rotary cylinder is arranged on the sliding table cylinder, a rotary table is arranged on the rotary cylinder, a plurality of suckers for adsorbing magnets are arranged on the rotary table, and a plurality of second locating pins are arranged on the suckers.

10. The magnet feeder of claim 9, wherein the support bar is provided with an extension bar, and wherein the extension bar is provided with a second sensor, and wherein the second sensor is directly opposite to the loading positioning mechanism.