CN218364223U

CN218364223U - Magnetic clamp

Info

Publication number: CN218364223U
Application number: CN202222368769.1U
Authority: CN
Inventors: 宋光芳; 陈昌均; 张尚海; 张友群
Original assignee: Xiangyang Changyuan Langhong Technology Co ltd
Current assignee: Xiangyang Changyuan Langhong Technology Co ltd
Priority date: 2022-09-05
Filing date: 2022-09-05
Publication date: 2023-01-24
Anticipated expiration: 2032-09-05

Abstract

The utility model relates to a magnetic clamp, which comprises a workbench, a supporting component and a magnetic suction component, wherein the supporting component is arranged on the workbench, and one side of the supporting component, which is far away from the workbench, is provided with a supporting surface for placing a cylinder cover; the magnetic attraction component is arranged on the workbench and is provided with a magnetic attraction surface which can be magnetically connected with the bottom of the cylinder cover placed on the supporting surface and used for fixing the cylinder cover to the supporting surface; the problem of current engine cylinder lid mostly adopt tight mode to fix, press from both sides to form a centre gripping clearance that is used for pressing from both sides tight cylinder lid between tight structure and the stationary plane promptly, press from both sides tight structure great to the pressure of cylinder lid, easily cause the cylinder lid to warp or damage the cylinder lid is solved.

Description

Magnetic clamp

Technical Field

The utility model relates to an automobile engine processing technology field especially relates to a magnetic fixture.

Background

The engine is a power source of the automobile, and the automobile engine can convert heat energy generated by fuel combustion into mechanical energy by means of state change of the working medium. The machining precision of the engine directly influences the stability of the operation of the engine, namely the quality of the engine. The cylinder cover is used as a main component of the engine, and a special clamp is required to be equipped for fixing in the machining process.

For example, the utility model patent application number CN201120493383.2 provides an engine cylinder lid anchor clamps, wherein, engine cylinder lid anchor clamps only need the single clamping can realize the processing demand of lathe processing portion to cylinder cap multi-angle machined surface, has improved the clamping efficiency in the cylinder cap course of working greatly, has reduced the required anchor clamps quantity of single processing, is showing the lathe utilization ratio that has improved in the whole course of working simultaneously to make its whole processing production efficiency correspondingly improve.

However, most of the existing engine cylinder covers are fixed in a clamping manner, that is, a clamping gap for clamping the cylinder cover is formed between the clamping structure and a fixing surface, and the pressure of the clamping structure on the cylinder cover is large, so that the cylinder cover is easily deformed or damaged.

SUMMERY OF THE UTILITY MODEL

In view of the above, a need exists for a magnetic clamp to solve the problem that most of the existing engine cylinder heads are fixed in a clamping manner, that is, a clamping gap for clamping the cylinder head is formed between a clamping structure and a fixing surface, and the cylinder head is easily deformed or damaged due to a large pressure applied to the cylinder head by the clamping structure.

The utility model provides a magnetic clamp, which comprises a workbench, a supporting component and a magnetic suction component, wherein the supporting component is arranged on the workbench, and one side of the supporting component, which is far away from the workbench, is provided with a supporting surface for placing a cylinder cover; the magnetic attraction component is arranged on the workbench and provided with a magnetic attraction surface, and the magnetic attraction surface can be magnetically connected with the bottom of a cylinder cover placed on the supporting surface and used for fixing the cylinder cover to the supporting surface.

Furthermore, the workstation is the frame shape structure, supporting component set up in the central point department of putting of workstation, the inside fixedly connected with crossbeam of workstation, magnetism inhale the subassembly install with on the crossbeam.

Furthermore, the supporting component comprises a tray, the tray is installed on the workbench, and one side, far away from the workbench, of the tray forms the supporting surface.

Furthermore, the supporting component further comprises a jacking piece, the jacking piece is fixedly connected with the workbench, the output end of the jacking piece is connected with the tray and used for driving the tray to move along the direction close to or far away from the workbench.

Furthermore, the output end of the jacking piece is fixedly connected with the tray through a connecting plate.

Furthermore, the tray comprises a limiting assembly, the limiting assembly comprises a limiting rod and a limiting sleeve, one end of the limiting rod is fixedly connected with the tray, the other end of the limiting rod extends into the limiting sleeve and is in sliding connection with the limiting sleeve, and the limiting sleeve is fixedly connected with the workbench.

Furthermore, the number of the limiting assemblies is multiple, and the limiting assemblies are evenly arranged along the circumferential direction of the tray.

Furthermore, subassembly includes electro-magnet, power and switch are inhaled to magnetism, the electro-magnet with workstation fixed connection, the electro-magnet is kept away from one side of workstation forms the face is inhaled to magnetism, the electro-magnet via the switch with power electric connection.

Furthermore, the number of the magnetic components is multiple, and the magnetic components are arranged on the workbench in a matrix manner.

The positioning component is provided with a positioning end, and the positioning end can be matched and connected with the bottom of a cylinder cover placed on the supporting surface and used for positioning the cylinder cover to the supporting surface;

the locating component comprises a plurality of locating pins, the locating pins are fixedly arranged on the workbench, and the locating pins are far away from one end of the workbench and can be matched and connected with the open holes in the bottom of the cylinder cover.

Compared with the prior art, the supporting component is installed in the workstation, one side that the workstation was kept away from to the supporting component has a holding surface that is used for placing the cylinder cap, can place the cylinder cap on the holding surface, and simultaneously, the subassembly is installed on the workstation is inhaled to magnetism, the subassembly is inhaled to magnetism has a magnetism and inhale the face, the magnetism is inhaled the face and can be connected with the bottom magnetism of placing the cylinder cap on the holding surface, be used for fixed cylinder cap to the holding surface, when placing the cylinder cap on the holding surface, the magnetism of the subassembly is inhaled the face of magnetism on the workstation and the bottom laminating of cylinder cap, the magnetism through the subassembly is inhaled the magnetic attraction can be with the cylinder cap firmly adsorb to the holding surface on, thereby accomplish the fixed function of cylinder cap, compare in the tight fixed mode of clamp, only have the frictional force between cylinder cap and magnetism and inhale face and the holding surface, the attraction between cylinder cap and the magnetism, and not have extra extrusion force to act on the cylinder cap, avoid the cylinder cap to take place to deform because of the extrusion force, and improve the machining precision.

Drawings

Fig. 1 is a schematic front view of an embodiment of a magnetic clamp according to the present invention;

fig. 2 is a schematic top view of an embodiment of a magnetic clamp according to the present invention.

Detailed Description

The following detailed description of the preferred embodiments of the invention, which is to be read in connection with the accompanying drawings, forms a part of this application, and together with the embodiments of the invention, serve to explain the principles of the invention and not to limit its scope.

As shown in fig. 1-2, the utility model provides a magnetic clamp, which comprises a workbench 100, a supporting component 200 and a magnetic attraction component 300, wherein the supporting component 200 is installed on the workbench 100, and one side of the supporting component 200 away from the workbench 100 is provided with a supporting surface for placing a cylinder cover; the magnetic assembly 300 is mounted on the worktable 100, and the magnetic assembly 300 has a magnetic surface which can be magnetically connected to the bottom of the cylinder cover placed on the supporting surface for fixing the cylinder cover to the supporting surface.

In this embodiment, the supporting component 200 is installed on the workbench 100, one side of the supporting component 200, which is away from the workbench 100, has a supporting surface for placing the cylinder cover, the cylinder cover can be placed on the supporting surface, meanwhile, the magnetic attraction component 300 is installed on the workbench 100, the magnetic attraction component 300 has a magnetic attraction surface, the magnetic attraction surface can be magnetically connected with the bottom of the cylinder cover placed on the supporting surface, so as to fix the cylinder cover to the supporting surface, when the cylinder cover is placed on the supporting surface, the magnetic attraction surface of the magnetic attraction component 300 on the workbench 100 is attached to the bottom of the cylinder cover, the cylinder cover can be firmly attracted to the supporting surface through the magnetic attraction force of the magnetic attraction component 300, thereby completing the fixing function of the cylinder cover, compared with a clamping fixing mode, only friction force between the cylinder cover and the magnetic attraction surface and the supporting surface, attraction force between the cylinder cover and the magnetic attraction surface, and no additional action on the cylinder cover with the extrusion force, thereby avoiding the cylinder cover from being deformed due to the extrusion force, and improving the processing precision.

The table 100 in this embodiment is a structure for supporting the supporting member 200 and the magnetic attraction member 300.

In one embodiment, the worktable 100 has a frame-shaped structure, the supporting member 200 is disposed at a central position of the worktable 100, the cross member 110 is fixedly connected to the inside of the worktable 100, and the magnetic attraction member 300 is mounted on the cross member 110.

Of course, in other preferred embodiments, the working platform 100 may also be replaced by a structure with other shapes, such as a plate shape, etc., which is not limited by the present invention.

The support assembly 200 in the present embodiment is a structure for supporting a cylinder head onto the table 100.

In one embodiment, the support assembly 200 includes a tray 210, the tray 210 is mounted on the table 100, and a side of the tray 210 away from the table 100 forms a support surface.

In order to make the bottom of the cylinder cover placed on the tray 210 firmly fit with the magnetic attraction surface, in one embodiment, the supporting assembly 200 further includes a lifting member 220, the lifting member 220 is fixedly connected to the worktable 100, and an output end of the lifting member 220 is connected to the tray 210 for driving the tray 210 to move in a direction close to or away from the worktable 100. Wherein, the output end of the lifting member 220 is fixedly connected to the tray 210 via a connecting plate 230.

It is understood that the lifting member 220 may adopt a cylinder, an oil cylinder, or the like to achieve the function of driving the tray 210 to move in the direction perpendicular to the working table 100.

In order to limit the moving direction of the tray 210, the cylinder cover placed on the tray 210 can be perfectly attached to the magnetic attraction surface, in this embodiment, the tray further includes a limiting assembly 400, the limiting assembly 400 includes a limiting rod 420 and a limiting sleeve 410, one end of the limiting rod 420 is fixedly connected to the tray 210, the other end of the limiting rod 420 extends into the limiting sleeve 410 and is slidably connected to the limiting sleeve 410, and the limiting sleeve 410 is fixedly connected to the workbench 100.

In one embodiment, the number of the stop assemblies 400 is plural, and the plural stop assemblies 400 are uniformly arranged along the circumference of the tray 210. The embodiment of the present invention does not limit the number of the limiting components 400.

Because the bottom shape of cylinder cap is irregular, should set up the cylinder cap for the setting position of magnetism face of inhaling, make the cylinder cap at the in-process that removes, can laminate mutually with magnetism face of inhaling, in this embodiment, still include a locating component 500, locating component 500 has a locating end, and the locating end can be connected with the bottom cooperation of placing the cylinder cap on the holding surface for fix a position the cylinder cap to the holding surface on.

In one embodiment, the positioning assembly 500 includes a plurality of positioning pins, the positioning pins are all fixedly disposed on the worktable 100, and one ends of the positioning pins far away from the worktable 100 are all fittingly connected with the opening of the bottom of the cylinder cover.

The magnetic attraction component 300 in this embodiment is a structure connected with the cylinder cover through magnetic attraction.

In one embodiment, the magnetic attraction assembly 300 includes an electromagnet, a power source and a switch, the electromagnet is fixedly connected to the worktable 100, a magnetic attraction surface is formed on a side of the electromagnet away from the worktable 100, and the electromagnet is electrically connected to the power source through the switch. The switch can control the on-off of the power supply and the electromagnet, the electromagnet is electrified to generate magnetic force to be magnetically connected with the cylinder cover, the electromagnet is powered off, and the electromagnet without magnetic force can be separated from the cylinder cover.

In order to reach better magnetism and inhale the effect, make the cylinder cap firmly adsorb to magnetism inhale the face on, the quantity of subassembly 300 is a plurality of to inhale, increases promptly and inhales the area, and a plurality of magnetism inhale subassembly 300 and be the matrix arrangement on workstation 100.

Compared with the prior art: the supporting component 200 is installed on the workbench 100, one side of the supporting component 200, which is far away from the workbench 100, is provided with a supporting surface for placing a cylinder cover, the cylinder cover can be placed on the supporting surface, meanwhile, the magnetic attraction component 300 is installed on the workbench 100, the magnetic attraction component 300 is provided with a magnetic attraction surface, the magnetic attraction surface can be magnetically connected with the bottom of the cylinder cover placed on the supporting surface and used for fixing the cylinder cover to the supporting surface, when the cylinder cover is placed on the supporting surface, the magnetic attraction surface of the magnetic attraction component 300 on the workbench 100 is attached to the bottom of the cylinder cover, the cylinder cover can be firmly attracted to the supporting surface through the magnetic attraction force of the magnetic attraction component 300, and therefore the fixing function of the cylinder cover is completed.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.

Claims

1. A magnetic clamp is characterized by comprising a workbench, a supporting component and a magnetic attraction component;

the supporting component is arranged on the workbench, and a supporting surface for placing a cylinder cover is arranged on one side of the supporting component, which is far away from the workbench;

the magnetic attraction component is arranged on the workbench and is provided with a magnetic attraction surface, and the magnetic attraction surface can be magnetically connected with the bottom of a cylinder cover placed on the supporting surface and used for fixing the cylinder cover to the supporting surface.

2. The magnetic clamp of claim 1, wherein the worktable is a frame-shaped structure, the supporting component is disposed at a central position of the worktable, a beam is fixedly connected to an inside of the worktable, and the magnetic attraction component is mounted on the beam.

3. The magnetic clamp of claim 1, wherein the support assembly includes a tray mounted to the table, the side of the tray remote from the table forming the support surface.

4. The magnetic clamp of claim 3, wherein the support assembly further includes a lifting member, the lifting member is fixedly connected to the table, and an output end of the lifting member is connected to the tray for driving the tray to move in a direction toward or away from the table.

5. The magnetic clamp of claim 4, wherein the output end of the lift member is fixedly coupled to the tray via a coupling plate.

6. The magnetic clamp of claim 4, further comprising a limiting component, wherein the limiting component comprises a limiting rod and a limiting sleeve, one end of the limiting rod is fixedly connected with the tray, the other end of the limiting rod extends into the limiting sleeve and is slidably connected with the limiting sleeve, and the limiting sleeve is fixedly connected with the workbench.

7. The magnetic clamp of claim 6, wherein the number of the limiting assemblies is multiple, and the limiting assemblies are evenly arranged along the circumferential direction of the tray.

8. The magnetic clamp of claim 1, wherein the magnetic assembly comprises an electromagnet, a power source and a switch, the electromagnet is fixedly connected with the worktable, one side of the electromagnet, which is far away from the worktable, forms the magnetic surface, and the electromagnet is electrically connected with the power source through the switch.

9. The magnetic clamp of claim 1, wherein the number of the magnetic assemblies is plural, and the plural magnetic assemblies are arranged on the worktable in a matrix.

10. The magnetic clamp of claim 1, further comprising a positioning assembly having a positioning end, the positioning end being cooperatively engageable with a bottom of a cylinder head placed on the support surface for positioning the cylinder head to the support surface;

the locating component comprises a plurality of locating pins which are fixedly arranged on the workbench, and the locating pins are far away from one end of the workbench and can be matched and connected with the open holes in the bottom of the cylinder cover.