Electromagnet

Abstract

The utility model relates to the technical field of electromagnets, and discloses an electromagnet which comprises an electromagnet body, an anti-falling assembly is arranged on the electromagnet body, and the anti-falling assembly comprises a mounting base located above the electromagnet body, suction cups located on the left side and the right side of the mounting base, a connecting rope, a stud A, a stud B and a fixing assembly, the mounting base is fixedly connected with the electromagnet through the fixing assembly, a screw hole A is formed in the suction cup, a screw hole B is formed in the top wall of the mounting base, the stud A is screwed into the screw hole A to be fixedly connected with the suction cup, and the stud B is screwed into the screw hole B to be fixedly connected with the mounting base. The workpiece fixing device is provided with a plurality of fixing structures, has the beneficial effect of preventing a workpiece from falling off and being damaged when a power supply is suddenly disconnected due to reasons, and solves the problems that the workpiece is separated from the electromagnet and falls off and the workpiece is damaged due to the fact that the electromagnet loses magnetic force when the electromagnet moves the workpiece due to the fact that the power supply is suddenly disconnected due to reasons.

Description

Technical Field

[0001] The utility model relates to the technical field of electromagnets, in particular to an electromagnet. Background Art

[0002] An electromagnet is a device that generates electromagnetism when electricity is applied. A conductive winding matching its power is wound around the outside of the iron core. This coil with current flowing through it has magnetism like a magnet. In order to demagnetize the electromagnet immediately when the power is turned off, it is usually made of soft iron or silicon steel materials that demagnetize quickly. Such an electromagnet is magnetic when electricity is applied, and the magnetism disappears when the power is turned off.

[0003] Electromagnets can be divided into pull-type electromagnets, rotating electromagnets, suction cup electromagnets, etc. according to their functions. When the suction cup electromagnet adsorbs the workpiece and moves it, it needs to be powered on to maintain suction. When the power supply is suddenly disconnected for some reason during the process of moving the workpiece, the electromagnet will lose its magnetic force, causing the workpiece to separate from the electromagnet and fall, resulting in damage to the workpiece. Utility Model Content

[0004] The purpose of the utility model is to provide an electromagnet to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an electromagnet, comprising an electromagnet, characterized in that: the electromagnet is provided with an anti-drop component, the anti-drop component comprises a mounting seat located above the electromagnet, suction cups located on the left and right sides of the mounting seat, a connecting rope, studs A and studs B respectively fixed at the upper and lower ends of the connecting rope, and a fixing component, the mounting seat is fixedly connected to the electromagnet through the fixing component, a screw hole A is provided on the suction cup, a screw hole B is provided on the top wall of the mounting seat, the stud A is screwed into the screw hole A and fixedly connected to the suction cup, and the stud B is screwed into the screw hole B and fixedly connected to the mounting seat.

[0006] Preferably, the fixing assembly includes a clamp A fixedly arranged under the mounting seat, a lock plate A fixedly arranged on the left and right sides of the clamp A, a clamp B, a lock plate B fixedly arranged on the left and right sides of the clamp B, and a plurality of screws. A screw hole C is provided on the lock plate A, and a through hole is provided on the lock plate B. Both the clamp A and the clamp B are in contact with and connected to the outer wall of the electromagnet. The screws pass through the through holes and are screwed into the screw holes C to be fixedly connected to the lock plates A and B.

[0007] Preferably, the anti-drop assembly further comprises a tension spring sleeved on the connecting rope, the upper and lower ends of the tension spring are respectively fixedly connected to the stud A and the stud B, and the inner diameter of the tension spring is twice the diameter of the connecting rope.

[0008] Preferably, a plurality of magnet columns are fixedly arranged above the electromagnet, a plurality of magnetic holes matching the magnet columns are opened on the bottom wall of the mounting base, an iron sheet is fixedly arranged inside the magnetic hole, and the magnet column is inserted into the magnetic hole and magnetically connected to the iron sheet inside the magnetic hole.

[0009] Preferably, the fixing assembly also includes an elastic pad A fixedly arranged on the clamp B and an elastic pad B fixedly arranged on the lock plate B, wherein the elastic pad A is located between the electromagnet and the clamp B and is in contact with the two, and the elastic pad B is located between the lock plate A and the lock plate B and is in contact with the two.

[0010] Preferably, a convex ring is fixedly provided on one side wall of the stud A and the stud B facing each other, the convex ring is located outside the screw hole A and the screw hole B, and the convex ring is provided with knurling.

[0011] Preferably, the suction cup is an aluminum alloy suction cup, and the connecting rope is a nylon rope.

[0012] The beneficial effects of the utility model are as follows: when the utility model is assembled, the bottom wall of the mounting seat is first fitted with the top wall of the electromagnet, the clamps A and B are both contacted and connected with the outer side walls of the electromagnet, the screws are passed through the through holes and then screwed into the screw holes C to be fixedly connected with the locking plates A and B, so that the clamps A and B are fixedly connected with the electromagnet, the mounting seat and the electromagnet are fixedly connected, the stud A is screwed into the screw hole A to be fixedly connected with the suction cup, and the stud B is screwed into the screw hole B to be fixedly connected with the mounting seat, so that the connecting rope, the suction cup and the mounting seat are fixedly connected; when the utility model is used, the electromagnet is first contacted with the workpiece, and then the power is turned on to make the electromagnet and the workpiece magnetically connected, and then the The suction cup is adsorbed on the workpiece and fixedly connected to the workpiece to form a multi-track fixed structure. When the power supply is suddenly disconnected for some reason during the process of moving the electromagnet, and the electromagnet is separated from the workpiece, the suction cup will still hold the workpiece, and the workpiece is still connected to the electromagnet through the suction cup, connecting rope and other parts, thereby preventing the workpiece from falling and being damaged. In summary, the utility model has a multi-track fixed structure, which has the beneficial effect of preventing the workpiece from falling and being damaged when the power supply is suddenly disconnected for some reason. It solves the problem that when the electromagnet is moving the workpiece, the power supply is suddenly disconnected for some reason, the electromagnet will lose its magnetic force, causing the workpiece to separate from the electromagnet and fall, resulting in damage to the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Attached Figure 1 It is a front view of the utility model;

[0014] Attached Figure 2 It is a schematic diagram of the structure of the utility model;

[0015] Attached Figure 3 It is an explosion diagram of the utility model;

[0016] Attached Figure 4It is an explosion diagram of the utility model.

[0017] In the figure: electromagnet 1, mounting base 2, suction cup 3, connecting rope 4, stud A5, stud B6, screw hole A7, screw hole B8, clamp A9, locking plate A10, clamp B11, locking plate B12, screw 13, screw hole C14, through hole 15, tension spring 16, magnet column 17, magnetic suction hole 18, spring washer A19, spring washer B20, convex ring 21. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0019] like Figure 1-4 As shown, the utility model discloses an electromagnet, including an electromagnet 1, on which an anti-drop assembly is provided, the anti-drop assembly includes a mounting base 2 located above the electromagnet 1, suction cups 3 located on the left and right sides of the mounting base 2, a connecting rope 4, studs A5 and studs B6 respectively fixed at the upper and lower ends of the connecting rope 4, and a fixing assembly, the mounting base 2 is fixedly connected to the electromagnet 1 through the fixing assembly, a screw hole A7 is provided on the suction cup 3, a screw hole B8 is provided on the top wall of the mounting base 2, the stud A5 is screwed into the screw hole A7 to be fixedly connected to the suction cup 3, and the stud B6 is screwed into the screw hole B8 to be fixedly connected to the mounting base 2. When the utility model is assembled, the bottom wall of the mounting seat 2 is first fitted with the top wall of the electromagnet 1, the clamps A9 and B11 are both contacted and connected with the outer wall of the electromagnet 1, the screws 13 are passed through the through holes 15 and then screwed into the screw holes C14 to be fixedly connected with the locking plates A10 and B12, so that the clamps A9 and B11 are fixedly connected with the electromagnet 1, and the mounting seat 2 can be fixedly connected with the electromagnet 1, the stud A5 is screwed into the screw holes A7 to be fixedly connected with the suction cup 3, and the stud B6 is screwed into the screw holes B8 to be fixedly connected with the mounting seat 2, and the connecting rope 4 can be fixedly connected with the suction cup 3 and the mounting seat 2; when the utility model is used, the electromagnet 1 is first contacted with the workpiece, and then the power is turned on to make the electromagnet 1 magnetically attracted to the workpiece. The suction cup 3 is connected and then adsorbed on the workpiece and fixedly connected to the workpiece to form a multi-track fixed structure. When the power supply of the electromagnet 1 is suddenly disconnected for some reason during the process of moving the workpiece, the electromagnet 1 is separated from the workpiece, the suction cup 3 will still hold the workpiece, and the workpiece is still connected to the electromagnet 1 through the suction cup 3, the connecting rope 4 and other parts, thereby preventing the workpiece from falling and being damaged. In summary, the utility model has a multi-track fixed structure, which has the beneficial effect of preventing the workpiece from falling and being damaged when the power supply is suddenly disconnected for some reason, and solves the problem that the electromagnet 1 will lose its magnetic force when the power supply is suddenly disconnected for some reason during the process of moving the workpiece, causing the workpiece to separate from the electromagnet 1 and fall, thereby causing damage to the workpiece.

[0020] Preferably, the fixing assembly includes a clamp A9 fixedly arranged below the mounting seat 2, a locking plate A10 fixedly arranged on the left and right sides of the clamp A9, a clamp B11, a locking plate B12 fixedly arranged on the left and right sides of the clamp B11, and a plurality of screws 13. A screw hole C14 is provided on the locking plate A10, and a through hole 15 is provided on the locking plate B12. Both the clamp A9 and the clamp B11 are in contact with and connected to the outer wall of the electromagnet 1. The screw 13 passes through the through hole 15 and is screwed into the screw hole C14 to be fixedly connected to the locking plate A10 and the locking plate B12. Since the locking plate A10 is provided with a screw hole C14 and the locking plate B12 is provided with a through hole 15, the screw 13 is passed through the through hole 15 and then screwed into the screw hole C14 to be fixedly connected with the locking plate A10 and the locking plate B12, so that the mounting seat 2, the clamp A9 and the clamp B11 can be fixedly connected with the electromagnet 1; the screw 13 is screwed out of the screw hole C14 and the through hole 15 to be separated from the locking plate A10 and the locking plate B12, so that the mounting seat 2, the clamp A9 and the clamp B11 can be separated from the electromagnet 1, which facilitates the disassembly and assembly of the mounting seat 2 on the electromagnet 1.

[0021] Preferably, the anti-drop assembly further includes a tension spring 16 sleeved on the connecting rope 4, the upper and lower ends of the tension spring 16 are respectively fixedly connected to the stud A5 and the stud B6, and the inner diameter of the tension spring 16 is twice the diameter of the connecting rope 4. Since the upper and lower ends of the tension spring 16 are respectively fixedly connected to the stud A5 and the stud B6, when the suction cup 3 is not in use, the tension spring 16 will pull the suction cup 3 back to the initial position, thereby preventing the suction cup 3 from shaking; since the inner diameter of the tension spring 16 is twice the diameter of the connecting rope 4, it facilitates the movement of the connecting rope 4.

[0022] Preferably, a plurality of magnet columns 17 are fixedly arranged above the electromagnet 1, a plurality of magnetic holes 18 matching the magnet columns 17 are opened on the bottom wall of the mounting seat 2, an iron sheet is fixedly arranged inside the magnetic hole 18, and the magnet column 17 is inserted into the magnetic hole 18 and magnetically connected to the iron sheet inside the magnetic hole 18. Since the magnet column 17 is inserted into the magnetic hole 18 and magnetically connected to the iron sheet inside the magnetic hole 18, it plays a role in positioning and pre-fixing the mounting seat 2 when the mounting seat 2 is installed.

[0023] Preferably, the fixing assembly further comprises an elastic washer A19 fixedly arranged on the clamp B11 and an elastic washer B20 fixedly arranged on the lock plate B12, wherein the elastic washer A19 is located between the electromagnet 1 and the clamp B11 and is in contact with the two, and the elastic washer B20 is located between the lock plate A10 and the lock plate B12 and is in contact with the two. Since the elastic washer A19 is located between the electromagnet 1 and the clamp B11 and is in contact with the two, and the elastic washer B20 is located between the lock plate A10 and the lock plate B12 and is in contact with the two, it plays a role in increasing the fitting area and improving the fastening.

[0024] Preferably, a convex ring 21 is fixedly provided on the side wall of the stud A5 and the stud B6 facing each other, and the convex ring 21 is located outside the screw hole A7 and the screw hole B8, and knurling is provided on the convex ring 21. Since the convex ring 21 is located outside the screw hole A7 and the screw hole B8, and the convex ring 21 is provided with knurling, it is convenient to screw the stud A5 and the stud B6 out of the screw hole A7 and the screw hole B8, and it is convenient to replace the connecting rope 4 and the tension spring 16.

[0025] Preferably, the suction cup 3 is an aluminum alloy suction cup 3, and the connecting rope 4 is a nylon rope. Since the suction cup 3 is an aluminum alloy suction cup, it has the characteristics of light weight and strong suction force; since the connecting rope 4 is a nylon rope, it has the characteristics of high strength and good flexibility.

[0026] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. An electromagnet, comprising an electromagnet (1), characterized in that: The electromagnet (1) is provided with an anti-drop assembly, which comprises a mounting seat (2) located above the electromagnet (1), suction cups (3) located on the left and right sides of the mounting seat (2), a connecting rope (4), a stud A (5) and a stud B (6) respectively fixedly arranged at the upper and lower ends of the connecting rope (4), and a fixing assembly, wherein the mounting seat (2) is fixedly connected to the electromagnet (1) via the fixing assembly, a screw hole A (7) is provided on the suction cup (3), a screw hole B (8) is provided on the top wall of the mounting seat (2), the stud A (5) is screwed into the screw hole A (7) to be fixedly connected to the suction cup (3), and the stud B (6) is screwed into the screw hole B (8) to be fixedly connected to the mounting seat (2).

2. An electromagnet according to claim 1, characterized in that: The fixing assembly comprises a clamp A (9) fixedly arranged below the mounting seat (2), a locking plate A (10) fixedly arranged on the left and right sides of the clamp A (9), a clamp B (11), a locking plate B (12) fixedly arranged on the left and right sides of the clamp B (11), and a plurality of screws (13). The locking plate A (10) is provided with a screw hole C (14), and the locking plate B (12) is provided with a through hole (15). The clamp A (9) and the clamp B (11) are both in contact with and connected to the outer wall of the electromagnet (1). The screws (13) pass through the through hole (15) and are screwed into the screw hole C (14) to be fixedly connected to the locking plate A (10) and the locking plate B (12).

3. An electromagnet according to claim 1, characterized in that: The anti-drop assembly further comprises a tension spring (16) sleeved on the connecting rope (4), the upper and lower ends of the tension spring (16) being fixedly connected to the stud A (5) and the stud B (6) respectively, and the inner diameter of the tension spring (16) being twice the diameter of the connecting rope (4).

4. An electromagnet according to claim 1, characterized in that: A plurality of magnet columns (17) are fixedly arranged above the electromagnet (1), a plurality of magnetic holes (18) matching the magnet columns (17) are opened on the bottom wall of the mounting seat (2), iron sheets are fixedly arranged inside the magnetic holes (18), and the magnet columns (17) are inserted into the magnetic holes (18) and magnetically connected to the iron sheets inside the magnetic holes (18).

5. An electromagnet according to claim 1, characterized in that: The fixing assembly further comprises a spring washer A (19) fixedly arranged on the clamp B (11) and a spring washer B (20) fixedly arranged on the lock plate B (12); the spring washer A (19) is located between the electromagnet (1) and the clamp B (11) and is in contact with the two; the spring washer B (20) is located between the lock plate A (10) and the lock plate B (12) and is in contact with the two.

6. An electromagnet according to claim 1, characterized in that: A convex ring (21) is fixedly provided on one side wall of the stud A (5) and the stud B (6) facing each other. The convex ring (21) is located outside the screw hole A (7) and the screw hole B (8). The convex ring (21) is provided with knurling.

7. An electromagnet according to claim 1, characterized in that: The suction cup (3) is an aluminum alloy suction cup (3), and the connecting rope (4) is a nylon rope.

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