CN114104490A

CN114104490A - Protection device suitable for transportation of multiple mechanical hard disk magnetic heads

Info

Publication number: CN114104490A
Application number: CN202111570668.6A
Authority: CN
Inventors: 雷超
Original assignee: Nanjing Dunda Intelligent Technology Co ltd
Current assignee: Nanjing Dunda Intelligent Technology Co ltd
Priority date: 2021-12-21
Filing date: 2021-12-21
Publication date: 2022-03-01
Anticipated expiration: 2041-12-21
Also published as: CN114104490B

Abstract

The invention discloses a protection device suitable for transportation of magnetic heads of various mechanical hard disks, relates to the technical field of auxiliary tools of computer storage equipment, has the advantage of reducing the occurrence of magnetic head damage, and has the technical scheme key points that: including placing the box, the box bottom of placing the box is equipped with and supplies the magnetic head back hole male first fixed column, be equipped with on the box bottom of placing the box and supply the magnetic head front hole male second fixed column, the box bottom of placing the box is seted up and is supplied the second fixed column to remove or keep away from the arc spout to first fixed column direction, the box bottom of placing the box is equipped with fixed second fixed column and puts in the spout for the second fixed column is contradicted and then is fixed driving piece with the magnetic head with the hole in front of the magnetic head.

Description

Protection device suitable for transportation of multiple mechanical hard disk magnetic heads

Technical Field

The invention relates to the technical field of computer storage equipment auxiliary tools, in particular to a protection device suitable for transportation of multiple mechanical hard disk magnetic heads.

Background

The hard disk is a main external storage medium at present, so the operation efficiency of the computer system depends greatly on the data transmission speed between the hard disk and the memory, especially on the businesses of data service, image processing and the like. The internal transfer speed of the hard disk is mainly determined by the speed of the magnetic head reading and writing data from the disk. The current read-write mode of magnetic head is that there are many discs in a hard disk, and there is a read-write magnetic head on each disc surface of each disc. The structure of the magnetic head is shown in figure 7, the magnetic head 2 is provided with a front hole 22 and a rear hole 21 for reducing weight, the other side is provided with a magnetic head flexible flat cable 23, and the flexible flat cable 23 is connected with a connector 24.

In the existing hard disk repair and data recovery industry, when the storage and transportation of a hard disk magnetic head are involved, the magnetic head is easy to damage if the magnetic head collides with other objects in the moving process.

Disclosure of Invention

In view of the technical shortcomings, the invention aims to provide a protection device suitable for transportation of multiple mechanical hard disk magnetic heads, and the protection device has the advantage of reducing the occurrence of magnetic head damage.

In order to solve the technical problems, the invention adopts the following technical scheme:

the invention provides a protection device suitable for transportation of multiple mechanical hard disk magnetic heads, which comprises a placing box, wherein a first fixing column for inserting a rear hole of the magnetic head is arranged at the box bottom of the placing box, a second fixing column for inserting a front hole of the magnetic head is arranged at the box bottom of the placing box, an arc-shaped sliding groove for moving or keeping away the second fixing column towards or away from the first fixing column is formed in the box bottom of the placing box, and a driving piece for fixing the second fixing column in the sliding groove in a mode that the second fixing column is abutted against the front hole of the magnetic head so as to fix the magnetic head is arranged at the box bottom of the placing box.

Through adopting above-mentioned technical scheme, put into the magnetic head and place the box in, the back hole inserts in first fixed column this moment, and the user passes through the position that the driving piece changed the second fixed column for the second fixed column is worn out from the magnetic head front hole, and unclamp driving piece back second fixed column and conflict in the magnetic head front hole, and then fixed with the magnetic head, reduce the collision of magnetic head and other objects this moment, reduce the magnetic head and damage the condition and take place.

Preferably, the driving member comprises a placing groove arranged at the box bottom outside the placing box, a shifting piece is rotationally connected in the placing groove, one end of the poking sheet is connected with one end of the second fixed column extending out of the sliding chute, the other end is rotatably connected with the bottom of the placing groove, the point of the rotating connection of the shifting sheet and the placing groove is superposed with the circle center of the arc-shaped sliding groove, a driving groove is arranged at one side of the shifting sheet at the groove bottom of the placing groove, an extension spring is arranged on the wall of one side of the driving groove, one end of the driving groove far away from the extension spring extends out of one side of the shifting piece far away from the driving groove, a driving column is arranged on one side of the shifting sheet facing the driving groove, a clamping hook clamped with the outer wall of the driving column is arranged at one end of the extension spring far away from the wall of the driving groove, when the extension spring is in an original state, the shifting piece drives the second fixed column to abut against the groove wall of one side, far away from the first fixed column, of the sliding groove.

Preferably, place the fixer that the box inside box bottom was equipped with the soft winding displacement of a plurality of fixed magnetic heads, the fixer includes the fixed slat of fixing at the box bottom of placing the box inside through the bolt, fixed slat one end is contradicted with the inner wall of placing the box, and the other end extends to adjacent box wall, threaded connection has a plurality of carding teeth on the fixed slat, and there is the soft winding displacement entering of clearance and confession magnetic head between each carding tooth, each carding tooth is along fixed slat edge distribution, the carding tooth has placed the sponge layer in the space with placing the box inner wall and forming.

Preferably, fixed slat one end is rotated with placing the box end and is connected, and rotates the tie point and be close to the box wall of placing the box, and the other end is worn to be equipped with to get into the spliced pole of placing the box end, the spliced pole with place box end threaded connection, when fixed slat rotates, place and set up a plurality of connecting holes that supply the spliced pole to connect on the box inner box end, fixed slat is L shape, the lopsidedness setting of fixed slat, the opposite side level extends, fixed slat horizontal part is equipped with the connecting block, the spliced pole is worn to establish on the connecting block.

Preferably, drive column one end extends to the side that the plectrum deviates from the driving groove just the carriage release lever is worn to be equipped with in the one end that the driving column extends, carriage release lever one end is extended the one end that the driving column is close to the driving groove tank bottom and is equipped with the sucking disc in the one end that extends, the driving column offers the ring groove who supplies the pothook joint in the one side that is close to the sucking disc, when the sucking disc contradicts with the driving groove tank bottom, the one end that the sucking disc was kept away from to the carriage release lever is located the driving column, be equipped with the power spare that the driving carriage release lever reciprocated in the driving column on the carriage release lever.

Preferably, the power part is including seting up the shifting chute that just supplies the carriage release lever to come and go from top to bottom in the drive column, the shifting chute female connection has a spacing section of thick bamboo, the carriage release lever wears out the drive column from the bobbin base of a spacing section of thick bamboo, the carriage release lever slips in a spacing section of thick bamboo and is connected with the backup pad, be equipped with the compression spring of cover outside the carriage release lever in the backup pad, the one end that the backup pad was kept away from to compression spring is contradicted with a spacing bobbin base, a spacing bobbin base outer wall is equipped with first support column, the one end that the carriage release lever is extending a spacing bobbin base is equipped with the second support column, first support column and second support column all are equipped with the inclined plane in the one side that is close to each other, when two inclined planes are contradicted, first support column and second support column form a cylinder.

Preferably, a driving disc with a diameter larger than that of the second supporting column is arranged on one end, far away from the moving rod, of the second supporting column.

Preferably, a clamping hole for the moving rod to enter is formed in the second support column, when one end of the moving rod enters the clamping hole, a locking column is in threaded connection with the outer wall of the second support column, and one end of the locking column enters the clamping hole and is in threaded connection with the outer wall of the moving rod.

Preferably, place the articulated transparency cover plate that covers of box mouth of placing of box upper end, when the box mouth is placed in the apron closure, the lower terminal surface of apron is contradicted with first fixed column and second fixed column upper end.

Preferably, the outer wall of the box bottom of the placing box is provided with a plurality of arc-shaped bulges for supporting the placing box, and the bulges are provided with four corners which are respectively positioned on the placing box.

The invention has the beneficial effects that: put into the magnetic head and place the box, in the back hole inserted first fixed column this moment, the user changed the position of second fixed column through the driving piece for the second fixed column is worn out from the magnetic head front hole, and unclamp driving piece back second fixed column and conflict in the magnetic head front hole, and then fixed with the magnetic head, reduce the collision of magnetic head and other objects this moment, reduce the magnetic head and damage the condition and take place.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of the present embodiment;

FIG. 2 is a schematic structural view of the present embodiment for embodying a carding tooth;

FIG. 3 is a schematic structural diagram of the pick of the present embodiment;

FIG. 4 is an enlarged view of portion A of FIG. 3;

FIG. 5 is a schematic structural diagram of a movable rod according to the present embodiment;

FIG. 6 is a schematic structural diagram of a card hole embodying the present embodiment;

FIG. 7 is a schematic view of a conventional magnetic head.

Description of reference numerals:

in the figure: 1. placing the box; 11. a first fixed column; 12. a second fixed column; 121. a chute; 13. a placement groove; 131. a shifting sheet; 132. a drive slot; 133. an extension spring; 134. a drive column; 135. a hook; 14. fixing the ribbon board; 141. carding teeth; 142. a sponge layer; 143. connecting columns; 144. connecting holes; 145. connecting blocks; 15. a travel bar; 151. a suction cup; 152. a card slot; 16. a moving groove; 161. a limiting cylinder; 162. a support plate; 163. a compression spring; 164. a first support column; 165. a second support column; 166. an inclined surface; 167. a drive disc; 17. a clamping hole; 171. a locking post; 18. a cover plate; 181. a protrusion; 2. a magnetic head; 21. a rear aperture; 22. a front aperture; 23. soft arranging wires; 24. a connector is provided.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The utility model provides a be suitable for protection device of transportation of multiple machinery hard disk magnetic head, as figure 1 and figure 2, including placing box 1, the box bottom of placing box 1 is equipped with the first fixed column 11 that supplies 2 back holes 21 male of magnetic head, be equipped with the second fixed column 12 that supplies 2 front holes 22 male of magnetic head on the box bottom of placing box 1, the arc spout 121 that supplies second fixed column 12 to remove or keep away from to first fixed column 11 direction is seted up to the box bottom of placing box 1, the box bottom of placing box 1 is equipped with fixed second fixed column 12 and puts in spout 121 for second fixed column 12 contradicts and then with the driving piece that 2 fixed magnetic heads 2 are fixed with 2 front holes 22 of magnetic head.

As shown in fig. 1 and 2, the magnetic head 2 is placed in the placement box 1, at this time, the rear hole 21 is inserted into the first fixing column 11, the user changes the position of the second fixing column 12 through the driving part, so that the second fixing column 12 penetrates out of the front hole 22 of the magnetic head 2, and the second fixing column 12 abuts against the front hole 22 of the magnetic head 2 after the driving part is loosened, and then the magnetic head 2 is fixed on the first fixing column 11 and the second fixing column 12, at this time, collision between the magnetic head 2 and other objects is reduced, and the occurrence of damage to the magnetic head 2 is reduced.

As shown in fig. 3 and 4, the driving member includes a placing groove 13 formed in the bottom of the external box of the placing box 1, a shifting piece 131 is rotatably connected in the placing groove 13, one end of the shifting piece 131 is connected to one end of the second fixed column 12 extending out of the sliding groove 121, the other end is rotatably connected to the bottom of the placing groove 13, the point of the rotational connection between the shifting piece 131 and the placing groove 13 coincides with the center of the arc-shaped sliding groove 121, so that the shifting piece 131 can be conveniently shifted to drive the second fixed column 12 to move in the sliding groove 121, a driving groove 132 is formed in one side of the bottom of the placing groove 13 at the shifting piece 131, an extension spring 133 is arranged on one side of the driving groove 132, one end of the driving groove 132, which is far away from the extension spring 133, extends out of the shifting piece 131, which is far away from the driving groove 132, a driving column 134 is arranged on one side of the shifting piece 131 facing the driving groove 132, a hook 135 clamped with the outer wall of the driving column 134 is arranged on one end of the extension spring 133, when the extension spring is in the original state, the shifting piece 131 drives the second fixing column 12 to abut against the groove wall of the sliding groove 121 far away from the first fixing column 11, at this time, the distance between the first fixing column 11 and the second fixing column 12 is farthest, when magnets with different sizes need to be fixed, the gaps between the front hole 22 and the rear hole 21 of the magnetic head 2 are different, and at this time, the poking piece 131 can be poked to drive the second fixed column 12 to move in the sliding groove 121, so that the extension spring 133 is extended, so that the gap between the second fixing post 12 and the first fixing post 11 satisfies the gap between the front hole 22 and the rear hole 21 of the magnetic head 2, when the second fixing post 12 enters the front hole 22, the pull tab 131 is released, and the pull tab 131 drives the magnetic head 2 to move away from the first fixing post 11 under the action of the extension spring 133, and the first fixing column 11 is abutted against the hole wall of the rear hole 21, and the second fixing column 12 is abutted against the hole wall of the front hole 22, so that the position of the magnetic head 2 is fixed.

As shown in fig. 2 and fig. 3, in order to further fix the flexible flat cable 23 and the connector 24 on the magnetic head 2, a plurality of fixers for fixing the flexible flat cable 23 of the magnetic head 2 are arranged at the bottom of the box inside the placing box 1, each fixer comprises a fixing strip 14 fixed at the bottom of the box inside the placing box 1 through bolts, one end of each fixing strip 14 is abutted against the inner wall of the placing box 1, the other end of each fixing strip 14 extends to the adjacent box wall, a plurality of carding teeth 141 are connected to the fixing strip 14 through threads, gaps exist among the carding teeth 141 and are used for the flexible flat cable 23 of the magnetic head 2 to enter, each carding tooth 141 is distributed along the edge of the fixing strip 14, and a sponge layer 142 is arranged in the space formed by the inner wall of the placing box 1 by the carding teeth 141. At this time, when the flexible flat cable 23 and the connector 24 need to be fixed, the flexible flat cable 23 of the magnetic head 2 is arranged rightwards and passes through the tooth gaps of the carding teeth 141, then the redundant flexible flat cable 23 and the connector 24 are placed in the space formed by the fixed ribbon board 14 and the inner wall of the placing box 1, and then the sponge layer 142 is placed in the space, so that the position of the connector 24 is pressed, and the movement of the connector 24 is limited.

As fig. 2 and 3, fixed slat 14 one end with place box 1 box bottom and rotate and be connected, and rotate the tie point and be close to the box wall of placing box 1, the other end wears to be equipped with the spliced pole 143 that gets into to place box 1 box bottom, spliced pole 143 with place box 1 box bottom threaded connection, when fixed slat 14 rotates, place and set up a plurality of connecting holes 144 that supply spliced pole 143 to connect on the box bottom of box 1 inside, fixed slat 14 is the L shape, the one side slope setting of fixed slat 14, the opposite side level extends, fixed slat 14 horizontal part is equipped with connecting block 145, spliced pole 143 wears to establish on connecting block 145. The purpose of this design is that when the flexible flat cable 23 of the magnetic heads 2 with different sizes passes through the combing teeth 141, if the flexible flat cable 23 is short, the connector 24 cannot be fixed, so the fixing strip 14 is rotated, the combing teeth 141 are rotated towards the magnetic heads 2, and the flexible flat cable 23 passes through the combing teeth 141, the connector 24 is separated from the magnetic heads 2, and then the connecting column 143 is in threaded connection with the connecting hole 144, and the position of the fixing strip 14 is limited.

As shown in fig. 3 and 5, after the magnetic head 2 is fixed in the storage box 1, the pick 131 cannot swing at this time, and therefore the position of the pick 131 needs to be fixed, at this time, one end of the driving column 134 extends to a side surface of the pick 131 away from the driving groove 132, and the moving rod 15 penetrates through the extended end of the driving column 134, one end of the moving rod 15 extends out of one end of the driving column 134 close to the bottom of the driving groove 132 and is provided with a suction cup 151, one side of the driving column 134 close to the suction cup 151 is provided with an annular clamping groove 152 for clamping the clamping hook 135, when the suction cup 151 abuts against the bottom of the driving groove 132, one end of the moving rod 15 far away from the suction cup 151 is located in the driving column 134, and the moving rod 15 is provided with a power component for driving the moving rod 15 to move back and forth in the driving column 134.

As shown in fig. 3 and 5, the power member drives the moving rod 15 to move along the bottom of the driving slot 132, so that the suction cup 151 is attracted to the bottom of the driving slot 132, and the position of the pick 131 is fixed, the positioning of the slot 152 facilitates the connection between the hook 135 and the driving post 134, and the suction cup 151 is positioned at the position of the slot 152, thereby limiting the movement of the hook 135 in the slot 152. When the shifting piece 131 needs to be moved, the power part drives the moving rod 15 to move in the direction away from the bottom of the driving groove 132 in the driving column 134, so that the suction cup 151 is separated from the bottom of the driving groove 132, and the shifting piece 131 is convenient to move again.

As shown in fig. 5 and 6, the power member includes a moving groove 16 which is provided in the driving column 134 and allows the moving rod 15 to move up and down, a limiting cylinder 161 is connected to the moving groove 16 through an internal thread, the moving rod 15 penetrates out of the driving column 134 from the bottom of the limiting cylinder 161, a supporting plate 162 is connected to the moving rod 15 in the limiting cylinder 161 in a sliding manner, a compression spring 163 which is sleeved outside the moving rod 15 is arranged on the supporting plate 162, one end of the compression spring 163, which is far away from the supporting plate 162, abuts against the bottom of the limiting cylinder 161, a first supporting column 164 is arranged on the outer wall of the bottom of the limiting cylinder 161, a second supporting column 165 is arranged at one end of the moving rod 15, which extends out of the bottom of the limiting cylinder 161, inclined planes 166 are respectively arranged on the sides of the first supporting column 164 and the second supporting column 165, and when the two inclined planes 166 abut against each other, the first supporting column 164 and the second supporting column 165 form a cylinder.

Referring to fig. 5 and 6, when the compression spring 163 is in an original state, the suction cup 151 on the movable rod 15 is attracted to the bottom of the driving slot 132, when the suction cup 151 needs to be separated from the bottom of the driving slot 132, the second supporting column 165 is pulled to make the second supporting column 165 drive the movable rod 15 to move away from the bottom of the driving slot 132, when the second supporting column 165 is pulled above the first supporting column 164, the second supporting column 165 is rotated to make the second supporting column 165 drive the movable rod 15 to rotate, at this time, the lower end of the second supporting column 165 abuts against the upper end of the first supporting column 164, so that the compression spring 163 is in a compressed state and has an elastic restoring force, when the suction cup 151 needs to be attracted to the bottom of the driving slot 132, the user rotates the second supporting column 165 again to make the second supporting column 165 oppose the inclined surface 166 on the first supporting column 164, and then the elastic restoring force of the compression spring 163 drives the movable rod 15 to move towards the driving slot 132, the user can also push the moving rod 15 to move toward the bottom of the driving groove 132 until the suction cup 151 is attracted to the bottom of the driving groove 132, and the two inclined surfaces 166 abut against each other.

As shown in fig. 5 and 6, a driving disc 167 having a diameter larger than that of the second supporting column 165 is provided on the end of the second supporting column 165 remote from the moving rod 15. Facilitating the user to pull on the second support post 165.

As shown in fig. 5 and 6, a clamping hole 17 for the moving rod 15 to enter is formed in the second supporting column 165, when one end of the moving rod 15 enters the clamping hole 17, a locking column 171 is connected to the outer wall of the second supporting column 165 in a threaded manner, and one end of the locking column 171 enters the clamping hole 17 and is connected to the outer wall of the moving rod 15 in a threaded manner. The locking post 171 now fixes the position of the travel bar 15 within the second support post 165, facilitating the removal of the travel bar 15 from the second support post 165.

As shown in fig. 1, the upper end of the placing box 1 is hinged with a transparent cover plate 18 covering the opening of the placing box 1, and when the cover plate 18 closes the opening of the placing box 1, the lower end surface of the cover plate 18 is abutted against the upper ends of the first fixing column 11 and the second fixing column 12. The one end that the apron 18 keeps away from and places box 1 articulated this moment accessible magnetic adsorption with place box 1 upper end box wall and be connected, when apron 18 seals the box mouth of placing box 1, the lower terminal surface of apron 18 contradicts with first fixed column 11 and second fixed column 12 upper end.

As shown in fig. 3, the outer wall of the bottom of the box 1 is provided with a plurality of arc-shaped protrusions 181 for supporting the box 1, and the protrusions 181 are provided with four corner points respectively located at the four corners of the box 1. The arrangement of the protrusion 181 enables the placing box 1 to be placed on a desktop and then to be intermittently contacted with the desktop, so that the collision and the collision between the poking piece 131 and other objects are reduced.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a be suitable for protection device of transportation of multiple machinery hard disk magnetic head, is including placing box (1), its characterized in that, the box bottom of placing box (1) is equipped with and supplies magnetic head (2) back hole (21) male first fixed column (11), be equipped with on the box bottom of placing box (1) and supply magnetic head (2) front hole (22) male second fixed column (12), the box bottom of placing box (1) is seted up and is supplied second fixed column (12) to first fixed column (11) direction removal or arc spout (121) of keeping away from, the box bottom of placing box (1) is equipped with fixed second fixed column (12) at spout (121) internal position for second fixed column (12) contradict and then with the driving piece that magnetic head (2) are fixed with magnetic head (2) front hole (22).

2. The protection device suitable for multiple mechanical hard disk magnetic head transportation according to claim 1, wherein the driving member includes a placement groove (13) formed in the bottom of the external box of the placement box (1), a pulling plate (131) is rotatably connected to the placement groove (13), one end of the pulling plate (131) is connected to one end of the second fixing column (12) extending out of the sliding groove (121), the other end of the pulling plate is rotatably connected to the bottom of the placement groove (13), the point where the pulling plate (131) is rotatably connected to the placement groove (13) coincides with the center of the arc-shaped sliding groove (121), a driving groove (132) is formed in one side of the pulling plate (131) at the bottom of the placement groove (13), an extension spring (133) is arranged on the wall of one side of the driving groove (132), and one end of the driving groove (132) far away from the extension spring (133) extends out of the side of the pulling plate (131) far away from the driving groove (132), one side of the shifting piece (131) facing the driving groove (132) is provided with a driving column (134), one end, far away from the groove wall connected with the driving groove (132), of the extension spring (133) is provided with a clamping hook (135) clamped with the outer wall of the driving column (134), and when the extension spring (133) is in an original state, the shifting piece (131) drives the second fixing column (12) to abut against the groove wall of one side, far away from the first fixing column (11), of the sliding groove (121).

3. The protection device suitable for transportation of multiple mechanical hard disk magnetic heads as claimed in claim 1 or 2, wherein the inside bottom of the storage box (1) is provided with a plurality of holders for fixing the flexible flat cable (23) of the magnetic head (2), the holders comprise fixing strips (14) fixed on the inside bottom of the storage box (1) through bolts, one end of each fixing strip (14) is abutted against the inner wall of the storage box (1), the other end of each fixing strip extends to the adjacent box wall, a plurality of combing teeth (141) are connected to the fixing strips (14) through threads, gaps exist among the combing teeth (141) and are provided for the flexible flat cable (23) of the magnetic head (2) to enter, each combing tooth (141) is distributed along the edge of the fixing strip (14), and a sponge layer (142) is arranged in a space formed by the combing teeth (141) and the inner wall of the storage box (1).

4. The protection device for multiple mechanical hard disk magnetic head transportation according to claim 3, wherein one end of the fixed slat (14) is rotatably connected with the bottom of the storage box (1), the rotation connection point is close to the wall of the storage box (1), the other end is provided with a connection column (143) penetrating into the bottom of the storage box (1), the connection column (143) is in threaded connection with the bottom of the storage box (1), when the fixed slat (14) rotates, the bottom of the storage box (1) is provided with a plurality of connection holes (144) for the connection column (143) to connect, the fixed slat (14) is L-shaped, one side of the fixed slat (14) is inclined, the other side is horizontally extended, the horizontal part of the fixed slat (14) is provided with a connection block (145), and the connection column (143) is provided on the connection block (145).

5. The protection device for multiple mechanical hard disk head transportation according to claim 2, it is characterized in that one end of the driving column (134) extends to one side surface of the shifting sheet (131) departing from the driving groove (132), a moving rod (15) penetrates through the extending end of the driving column (134), one end of the moving rod (15) extends out of one end of the driving column (134) close to the bottom of the driving groove (132) and is provided with a sucking disc (151), one side of the driving column (134) close to the sucker (151) is provided with an annular clamping groove (152) for clamping the clamping hook (135), when the suction cup (151) is abutted against the bottom of the driving groove (132), one end of the movable rod (15) far away from the suction cup (151) is positioned in the driving column (134), the moving rod (15) is provided with a power piece for driving the moving rod (15) to move back and forth in the driving column (134).

6. The protection device suitable for transporting multiple mechanical hard disk magnetic heads according to claim 5, wherein the power element comprises a moving groove (16) which is arranged in the driving column (134) and is used for the moving rod (15) to reciprocate up and down, a limiting cylinder (161) is connected in the moving groove (16) in a threaded manner, the moving rod (15) penetrates out of the driving column (134) from the bottom of the limiting cylinder (161), the moving rod (15) is connected with a supporting plate (162) in the limiting cylinder (161) in a sliding manner, a compression spring (163) which is sleeved outside the moving rod (15) is arranged on the supporting plate (162), one end, far away from the supporting plate (162), of the compression spring is abutted against the bottom of the limiting cylinder (161), a first supporting column (164) is arranged on the outer wall of the bottom of the limiting cylinder (161), a second supporting column (165) is arranged at one end, extending out of the bottom of the limiting cylinder (161), of the moving rod (15), the first supporting column (164) and the second supporting column (165) are provided with inclined planes (166) on one sides close to each other, and when the two inclined planes (166) are abutted, the first supporting column (164) and the second supporting column (165) form a cylinder.

7. The protection device for multiple mechanical hard disk head transportation according to claim 6, wherein a driving disc (167) with a diameter larger than that of the second supporting column (165) is provided on the end of the second supporting column (165) away from the moving rod (15).

8. The protection device for multiple mechanical hard disk head transportation according to claim 6, wherein a locking hole (17) for the moving rod (15) to enter is formed in the second supporting column (165), when one end of the moving rod (15) enters the locking hole (17), a locking column (171) is in threaded connection with the outer wall of the second supporting column (165), and one end of the locking column (171) enters the locking hole (17) and is in threaded connection with the outer wall of the moving rod (15).

9. The protection device suitable for multiple mechanical hard disk magnetic head transportation according to claim 1 or 2, wherein a transparent cover plate (18) covering the box opening of the placing box (1) is hinged to the upper end of the placing box (1), and when the cover plate (18) closes the box opening of the placing box (1), the lower end face of the cover plate (18) is abutted to the upper ends of the first fixing column (11) and the second fixing column (12).

10. The protection device suitable for multiple mechanical hard disk magnetic head transportation of claim 9, wherein the outer wall of the bottom of the placing box (1) is provided with a plurality of arc-shaped protrusions (181) for supporting the placing box (1), and the protrusions (181) are provided with four and respectively located at four corner points of the placing box (1).