CN217024971U

CN217024971U - High-stability electromagnetic chuck

Info

Publication number: CN217024971U
Application number: CN202123434891.6U
Authority: CN
Inventors: 刘洪文
Original assignee: Shenzhen Boya Electromagnetic Technology Co ltd
Current assignee: Shenzhen Boya Electromagnetic Technology Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-07-22
Anticipated expiration: 2031-12-30

Abstract

The utility model provides a high-stability electromagnetic chuck, which comprises a chuck main body consisting of a shell, an electromagnet and a magnetic conductive panel, wherein the electromagnet is connected inside the shell, and the magnetic conductive panel is connected at the bottom of the shell, and the high-stability electromagnetic chuck also comprises: the adjusting part, the chain, the connection pad, go-between and lug, the adjusting part equidistance is connected at the shell top, the chain articulates in adjusting part one end, the connection pad sets up at the shell top, the go-between equidistance is connected at the connection pad lower surface, and the chain top articulates with the go-between, the lug rotates through the bearing and connects at the connection pad middle part, the adjusting part includes the fixed block, the slider, the threaded rod, the fixed plate, the fixed block equidistance is connected at the shell top, the inside spout of having seted up of fixed block, slider sliding connection is at the spout inner wall, threaded hole has been seted up at the slider middle part. The utility model can calibrate and level the electromagnetic chuck and improve the stability.

Description

High-stability electromagnetic chuck

Technical Field

The utility model relates to the technical field of electromagnetic chucks, in particular to a high-stability electromagnetic chuck.

Background

Electromagnetic chuck is one kind with the electromagnetism principle, through making the inside coil circular telegram produce magnetic force, through the magnetic conduction panel, the work piece that will contact on the panel surface tightly holds, through the coil outage, magnetic force disappears and realizes the demagnetization, the principle of taking off the work piece and a machine tool accessory product of production, in current electromagnetic chuck work, if the sucking disc slope, then lead to the work piece easily and drop because of gravity, stability is relatively poor, and the length difference of chain and the difference in height that produces when hanging with the loop wheel machine couple, all can influence the gradient of sucking disc.

Therefore, it is necessary to provide a high-stability electromagnetic chuck to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides a high-stability electromagnetic chuck.

The utility model provides a high-stability electromagnetic chuck, which comprises a chuck main body consisting of a shell, an electromagnet and a magnetic conduction panel, wherein the electromagnet is fixed in the shell, and the magnetic conduction panel is connected to the bottom of the shell, and the high-stability electromagnetic chuck also comprises:

the lifting lug is arranged above the sucker main body;

the connecting disc is arranged at the top of the shell, and the top end of the connecting disc is rotatably connected with the bottom end of the lifting lug through a bearing;

the connecting rings are arranged in a plurality of groups and are fixed on the lower surface of the connecting disc at equal intervals;

the top ends of the plurality of chains are connected with the connecting rings in a one-to-one correspondence manner, and the bottom ends of the plurality of chains are respectively connected with the peripheral sides of the top end of the shell at equal intervals;

the horizontal sensor is fixedly connected with the center of the top of the shell; and

the adjusting component is provided with a plurality of groups, a plurality of groups the adjusting component equidistance is connected at the top of the shell, and is single the chain is through single the adjusting component with the shell is adjustable to be connected.

Preferably, the adjusting assembly comprises:

the fixed block is connected to the top of the shell, a sliding groove is formed in the fixed block, and a straight line where a long edge of the sliding groove is located is perpendicular to the top surface of the shell;

the sliding block is connected to the inner wall of the sliding groove in a sliding mode, and a threaded hole is formed in the middle of the sliding block;

the sliding threaded rod is rotatably connected to the inner wall of the fixed block through a bearing and is in threaded connection with the middle of the sliding block; and

the fixed plates are symmetrically connected to one side of the sliding block, fixed shafts are connected between the fixed plates, and the chains are movably connected with the fixed plates through the fixed shafts.

Preferably, the top of the sliding threaded rod penetrates through the fixing block and is connected with a hexagonal knob.

Preferably, the bottom end inside the fixed block is provided with a rotating groove, the bottom end of the sliding threaded rod is connected with a rotating sleeve, and the rotating sleeve is rotatably connected with the rotating groove. Thereby promoting the stability of structure in the use of smooth threaded rod.

Preferably, the threaded rod includes:

a first end part arranged at one end of the sliding threaded rod and connected with the hexagonal knob,

the rotating part is connected with the first end part and is rotationally connected with the inner wall of the fixed block;

the second end part is arranged at the other end of the sliding threaded rod and is in threaded connection with the rotating sleeve; and

the adjusting part is arranged in the middle of the sliding threaded rod, two ends of the adjusting part are respectively connected with the rotating part and the second end part, and the adjusting part is in threaded connection with the sliding block.

Preferably, the sliding block comprises a first mounting block and a second mounting block which are spliced with each other, and one side of the first mounting block, which is far away from the second mounting block, is connected with the two groups of fixing plates;

the first mounting block and the second mounting block are fixedly connected through a fastener.

Preferably, the bottom of the magnetic conduction panel is coated with a wear-resistant coating.

Preferably, the inner wall of the sliding groove is symmetrically provided with limiting grooves, two ends of the sliding block are symmetrically connected with limiting blocks, and the limiting blocks are connected with the limiting grooves in a sliding mode.

Preferably, the middle part of the fixed shaft is rotatably connected with a rotating ring through a bearing sleeve, an annular groove is formed in the outer side of the rotating ring, and the chain is clamped with the inner wall of the annular groove.

Preferably, one side of the fixing block is symmetrically connected with a reinforcing plate, and the reinforcing plate is connected with the shell.

Compared with the related art, the high-stability electromagnetic chuck provided by the utility model has the following beneficial effects:

the utility model provides a high-stability electromagnetic chuck:

before the sucker main body is used, the level of the outer shell needs to be leveled, after the outer shell is lifted by a crane, whether the outer shell is in a horizontal state or not is detected by a level sensor, then, according to the horizontal state of the shell, people rotate the hexagonal knob through a wrench, and then the sliding threaded rod can be driven to rotate, so that the sliding threaded rod drives the sliding block to lift, thereby driving the fixed plate to lift, lifting the fixed shaft on the fixed plate, adjusting the distance between the fixed shaft and the connecting disc, so that the lower end of the outer shell can be pulled upwards to adjust the level of the outer shell, thereby improving the running stability of the sucker main body, and in the working process, if the sucking disc great slope appears, then explain that the chain is stretched and appear deformation, then can report to the police people and overhaul the chain, improve the security, this device can be calibrated, the leveling to electromagnet, improves stability.

Drawings

FIG. 1 is a schematic view of the overall structure provided by the present invention;

FIG. 2 is a schematic view of an adjusting assembly according to the present invention;

FIG. 3 is a second schematic view of the adjusting assembly according to the present invention;

FIG. 4 is a schematic view of a chain structure provided by the present invention;

FIG. 5 is a schematic view of a slider structure according to the present invention;

fig. 6 is a schematic view of the structure of the sliding threaded rod provided by the present invention.

The reference numbers in the figures: 1. a housing; 2. an electromagnet; 3. a magnetically conductive panel; 4. an adjustment assembly; 41. a fixed block; 42. a chute; 43. a slider; 431. a first mounting block; 432. a second mounting block; 433. a fastener; 44. sliding the threaded rod; 441. a first end portion; 442. a rotating part; 443. an adjustment section; 444. rotating the sleeve; 445. a limiting gasket; 45. a fixing plate; 46. a fixed shaft; 47. a hexagonal knob; 5. a chain; 6. a connecting disc; 7. a connecting ring; 8. lifting lugs; 9. a level sensor; 10. a limiting groove; 11. a limiting block; 12. rotating the ring; 13. an annular groove; 14. a reinforcing plate.

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. In the drawings, elements having similar structures are denoted by the same reference numerals.

The terms "first," "second," and the like in the terms of the utility model are used for descriptive purposes only and not for purposes of indication or implication relative importance, nor as a limitation on the order of precedence.

In the specific implementation process, as shown in fig. 1 and 4, a high stability electromagnet includes the sucking disc main part of constituteing by shell 1, electro-magnet 2 and magnetic conduction panel 3, and electro-magnet 2 is fixed inside shell 1, and magnetic conduction panel 3 connects in the shell 1 bottom, and the coating of 3 bottoms of magnetic conduction panel has wear-resistant coating, still includes: adjusting component 4, chain 5, connecting disc 6, connecting ring 8 and lifting lug 7. Wherein the lifting lug 7 is arranged above the sucker main body; the connecting disc 6 is arranged at the top of the shell 1, and the top end of the connecting disc 6 is rotatably connected with the bottom end of the lifting lug 7 through a bearing; the connecting rings 8 are provided with a plurality of groups, and the connecting rings 8 are fixed on the lower surface of the connecting disc 6 at equal intervals; the chains 5 are provided with a plurality of groups, the top ends of the chains 5 are correspondingly connected with the connecting rings 8 one by one, and the bottom ends of the chains 5 are respectively connected with the peripheral side of the top end of the shell 1 at equal intervals; the horizontal sensor 9 is fixedly connected with the center of the top of the shell 1; adjusting part 4 is provided with a plurality of groups, and a plurality of groups of adjusting part 4 equidistance are connected at shell 1 top, and single chain 5 is through single adjusting part 4 and shell 1 adjustable connection.

Adjusting part 4 equidistance is connected at 1 top of shell, and 5 articulates in 4 one ends of adjusting part, and connection pad 6 sets up at 1 top of shell, and the lower surface at connection pad 6 is connected to go-between 8 equidistance, and 5 tops of chain articulate with go-between 8, and lug 7 rotates through the bearing to be connected at connection pad 6 middle part, and 1 top of shell is connected with level sensor 9. When the sucker is used, the lifting lug 7 is hung on a crane, the sucker main body can be driven by the crane to move up and down, the electromagnet 2 is electrified to generate magnetic force to adsorb a workpiece, the level of the shell 1 needs to be leveled before the sucker main body is used, after the shell 1 is lifted by the crane, whether the shell 1 is in a horizontal state or not is detected by the level sensor 9, and then according to the horizontal state of the shell 1,

referring to fig. 2 and 3, the following description will be made by taking the structure of a set of adjusting assemblies 4 as an example:

the adjusting component 4 comprises a fixing block 41, a sliding block 43, a sliding threaded rod 44 and a fixing plate 45, the fixing block 41 is connected to the top of the shell 1, a sliding groove 42 is formed in the fixing block 41, and the straight line of the long edge of the sliding groove 42 is perpendicular to the top surface of the shell 1. The sliding block 43 is connected to the inner wall of the sliding groove 42 in a sliding mode, and a threaded hole is formed in the middle of the sliding block 43; the sliding screw rod 44 is rotatably connected to the inner wall of the fixed block 41 through a bearing, and the sliding screw rod 44 is in threaded connection with the middle of the sliding block 43. The fixed plates 45 are provided with two groups, the two groups of fixed plates 45 are symmetrically connected to one side of the sliding block 43, a fixed shaft 46 is connected between the two groups of fixed plates 45, and the chain 5 is movably connected with the fixed plates 45 through the fixed shaft 46. The top of the sliding threaded rod 44 penetrates through the fixed block 41 and is connected with a hexagonal knob 47.

Fixed block 41 equidistance is connected at the shell 1 top, and fixed block 41 one side symmetric connection has reinforcing plate 14, and reinforcing plate 14 is connected with shell 1, improves the joint strength of fixed block 41 and shell 1, and fixed block 41 has inside seted up spout 42, and slider 43 sliding connection is at spout 42 inner wall, and threaded hole has been seted up at the slider 43 middle part, and smooth threaded rod 44 passes through the bearing rotation to be connected at fixed block 41 inner wall, and smooth threaded rod 44 and slider 43 middle part threaded connection.

Fixed plate 45 symmetric connection is connected with fixed axle 46 in slider 43 one side between two fixed plates 45, and chain 5 is articulated through fixed axle 46 and fixed plate 45, and fixed block 41 is passed at smooth threaded rod 44 top and is connected with hexagonal knob 47, and spacing groove 10 has been seted up to spout 42 inner wall symmetry, and slider 43 both ends symmetric connection has stopper 11, and stopper 11 and spacing groove 10 sliding connection. The top of the sliding block 43 in this embodiment is further provided with a limit gasket 445, and the limit gasket 445 is sleeved with the sliding threaded rod 44 to prevent the sliding threaded rod 44 from loosening and falling.

During the adjustment, the user passes through the rotatory hexagonal knob 47 of spanner, and then can drive smooth threaded rod 44 and rotate, make smooth threaded rod 44 drive slider 43 and go up and down, thereby can drive fixed plate 45 and go up and down, make the fixed axle 46 on the fixed plate 45 go up and down, adjust the distance of fixed axle 46 apart from connection pad 6, thereby can be with the lower one end of shell 1 upwards pull-up, adjust the level of shell 1, thereby improve the stability of sucking disc main part operation, and in the course of the work, if the sucking disc great slope appears, then explain that chain 5 is stretched and appear deformation, then people overhaul chain 5 in the police dispatch newspaper, and the safety is improved.

The structure of the threaded sliding rod 44 in the present embodiment is explained in detail as follows, with reference to fig. 5 and 6:

the bottom end inside the fixed block 41 is provided with a rotating groove, the bottom end of the sliding threaded rod 44 is connected with a rotating sleeve 444, and the rotating sleeve 444 is rotatably connected with the rotating groove. Thereby improving the structural stability of the threaded rod 44 during use.

Further, the slide screw rod 44 includes a first end portion 441, a rotating portion 442, an adjusting portion 443, and a second end portion; the first end portion 441 is disposed at one end of the sliding screw rod 44, and the first end portion 441 is connected to the hexagonal knob 47. In this embodiment, a fixing manner of welding and screw connection is preferably adopted to improve the structural stability of the sliding threaded rod 44 during use.

The rotating part 442 is connected with the first end part 441 and is rotatably connected with the inner wall of the fixed block 41; the second end is arranged at the other end of the sliding threaded rod, and the second end is in threaded connection with the rotating sleeve 444; the adjusting portion 443 is disposed in the middle of the sliding screw rod 44, two ends of the adjusting portion 443 are respectively connected to the rotating portion 442 and the second end portion, and the adjusting portion 443 is threadedly connected to the sliding block 43. The sectional structure is convenient for assembling the sliding threaded rod 44 and the sliding block 43, improves the practicability of the structure and facilitates the abrasion replacement of the adjusting component 4. The spacing washer 445 in this embodiment is screwed from the rotation to the second end, the regulating portion 443 to the rotation portion 442; so that the limiting washer 445 and the hexagonal knob 47 limit the top wall of the fixing block 41, thereby improving the stability of the sliding threaded rod 44 in the using process.

The sliding block 43 in this embodiment includes a first mounting block 431 and a second mounting block 432 that are spliced with each other, and one side of the first mounting block 431 away from the second mounting block 432 is connected to two sets of fixing plates 45; the first mounting block 431 and the second mounting block 432 are fixedly connected by a fastener 433. The first mounting block 431 and the second mounting block 432 in this embodiment are connected to the limiting block 11 at two ends. The spliced slide block 43 structure is convenient to install.

The structural parts of the adjusting component 4 in the embodiment adopt a detachable and assembled structure, so that the assembly is convenient, but the adjusting component is not limited to a production mode; the adjusting assembly 4 can be produced in a batch casting mode. In addition, the adjusting components 4 in this embodiment are all metal components, and the fixing block 41 and the housing 1 are preferably connected and fixed by welding or screw connection.

Referring to fig. 3 and 4, the middle of the fixed shaft 46 is rotatably connected with a rotating ring 12 through a bearing sleeve, an annular groove 13 is formed on the outer side of the rotating ring 12, and the chain 5 is clamped with the inner wall of the annular groove 13, so that friction between the chain 5 and the fixed shaft 46 is reduced.

The working principle is as follows:

when the sucker main body is used, the lifting lug 7 is hung on a crane, the sucker main body can be driven by the crane to move up and down, the electromagnet 2 is electrified to generate magnetic force to adsorb a workpiece, before the sucker main body is used, the level of the shell 1 needs to be leveled, after the shell 1 is lifted by the crane, whether the shell 1 is in a horizontal state or not is detected by the level sensor 9, then according to the horizontal state of the shell 1, people rotate the hexagonal knob 47 by a wrench, further can drive the sliding threaded rod 44 to rotate, so that the sliding threaded rod 44 drives the sliding block 43 to lift, further can drive the fixing plate 45 to lift, so that the fixing shaft 46 on the fixing plate 45 lifts, the distance between the fixing shaft 46 and the connecting disc 6 is adjusted, further, the lower end of the shell 1 can be pulled upwards, the level of the shell 1 is adjusted, further the operation stability of the sucker main body is improved, and in the working process, if the sucking disc great slope appears, then explain that chain 5 is stretched and appear deforming, then can report to the police people and overhaul chain 5, improve the security.

The circuits and controls involved in the present invention are prior art and will not be described in detail herein. The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides a high stability electromagnet, includes the sucking disc main part of constituteing by shell (1), electro-magnet (2) and magnetic conduction panel (3), electro-magnet (2) are fixed inside shell (1), and magnetic conduction panel (3) are connected in shell (1) bottom, and its characterized in that still includes:

a lifting lug (7) arranged above the sucker main body;

the connecting disc (6) is arranged at the top of the shell (1), and the top end of the connecting disc (6) is rotatably connected with the bottom end of the lifting lug (7) through a bearing;

the connecting rings (8) are provided with a plurality of groups, and the connecting rings (8) are fixed on the lower surface of the connecting disc (6) at equal intervals;

the top ends of the chains (5) are correspondingly connected with the connecting rings (8) one by one, and the bottom ends of the chains (5) are respectively connected with the periphery of the top end of the shell (1) at equal intervals;

the horizontal sensor (9) is fixedly connected with the center of the top of the shell (1); and

adjusting part (4), be provided with a plurality of groups, a plurality of groups adjusting part (4) equidistance is connected at shell (1) top, single chain (5) are through single adjusting part (4) with shell (1) adjustable connection.

2. A high stability electromagnetic chuck according to claim 1, wherein said adjusting assembly (4) comprises:

the fixing block (41), the fixing block (41) is connected to the top of the shell (1), a sliding groove (42) is formed in the fixing block (41), and a straight line where a long side of the sliding groove (42) is located is perpendicular to the top surface of the shell (1);

the sliding block (43) is connected to the inner wall of the sliding groove (42) in a sliding mode, and a threaded hole is formed in the middle of the sliding block (43);

the sliding threaded rod (44) is rotatably connected to the inner wall of the fixed block (41) through a bearing, and the sliding threaded rod (44) is in threaded connection with the middle of the sliding block (43); and

the fixing plates (45) are arranged in two groups, the fixing plates (45) are symmetrically connected to one side of the sliding block (43), a fixing shaft (46) is connected between the fixing plates (45), and the chain (5) is movably connected with the fixing plates (45) through the fixing shaft (46).

3. The high-stability electromagnetic chuck as claimed in claim 2, wherein a hexagonal knob (47) is connected to the top of said threaded rod (44) through the fixing block (41).

4. The high-stability electromagnetic chuck as claimed in claim 3, wherein a rotating groove is provided at the bottom end inside the fixing block (41), a rotating sleeve (444) is connected to the bottom end of the threaded sliding rod (44), and the rotating sleeve (444) is rotatably connected to the rotating groove.

5. The high stability electromagnetic chuck according to claim 4, wherein the threaded rod (44) comprises:

a first end portion (441) arranged at one end of the sliding threaded rod (44) and connected with the hexagonal knob (47),

the rotating part (442) is connected with the first end part (441), and is rotatably connected with the inner wall of the fixed block (41);

a second end portion disposed at the other end of the sliding threaded rod, the second end portion being threadedly connected with the rotating sleeve (444); and

and the adjusting part (443) is arranged in the middle of the sliding threaded rod (44), two ends of the adjusting part (443) are respectively connected with the rotating part (442) and the second end part, and the adjusting part (443) is in threaded connection with the sliding block (43).

6. The high-stability electromagnetic chuck as claimed in claim 2, wherein the sliding block (43) comprises a first mounting block (431) and a second mounting block (432) which are spliced with each other, and one side of the first mounting block (431) far away from the second mounting block (432) is connected with two sets of the fixing plates (45);

wherein the first mounting block (431) and the second mounting block (432) are fixedly connected through a fastener (433).

7. A high stability electromagnetic chuck according to claim 1, wherein the bottom of said magnetically conductive faceplate (3) is coated with a wear resistant coating.

8. The high-stability electromagnetic chuck according to claim 2, wherein the inner wall of the sliding groove (42) is symmetrically provided with a limiting groove (10), the two ends of the sliding block (43) are symmetrically connected with limiting blocks (11), and the limiting blocks (11) are slidably connected with the limiting groove (10).

9. The high-stability electromagnetic chuck as claimed in claim 2, wherein the middle of the fixed shaft (46) is rotatably connected with a rotating ring (12) through a bearing sleeve, an annular groove (13) is formed in the outer side of the rotating ring (12), and the chain (5) is clamped with the inner wall of the annular groove (13).

10. The high-stability electromagnetic chuck as claimed in claim 2, wherein a reinforcing plate (14) is symmetrically connected to one side of the fixing block (41), and the reinforcing plate (14) is connected to the housing (1).