CN115519497A

CN115519497A - Pressure maintaining clamp

Info

Publication number: CN115519497A
Application number: CN202211375760.1A
Authority: CN
Inventors: 胥镇; 李明辉; 李立国
Original assignee: Guangdong Qiyang Technology Co ltd
Current assignee: Guangdong Qiyang Technology Co ltd
Priority date: 2022-11-04
Filing date: 2022-11-04
Publication date: 2022-12-27

Abstract

The invention provides a pressure maintaining clamp which comprises a first clamp and a second clamp, wherein the first clamp and the second clamp are used for clamping and pressing a product to be subjected to pressure maintaining; a first magnetic part and a first electromagnet are arranged on the second surface of the first clamp, and a second magnetic part and a first magnet are arranged on the first surface of the second clamp; under the condition that the pressure maintaining clamp is in a pressure maintaining state, the first magnetic part and the second magnetic part are magnetically attracted; under the condition that the pressure maintaining clamp is in a pressure removing state, the first electromagnet and the first magnet are in magnetic repulsion, and the first clamp and the second clamp can be separated. After a product to be subjected to pressure maintaining and one clamp are sequentially placed on the other clamp, the first clamp and the second clamp can automatically clamp and press the product to be subjected to pressure maintaining under the action of the adsorption force between the first magnetic suction part and the second magnetic suction part; after the pressure maintaining is finished and the first electromagnet is electrified, the clamp on the pressure-maintained product can be taken down under the action of the repulsive force between the first electromagnet and the magnetism of the first magnet, and the pressure-maintained product is taken out.

Description

Pressure maintaining clamp

Technical Field

The embodiment of the invention relates to the technical field of electronic equipment assembly, in particular to a pressure maintaining clamp.

Background

In the assembly process of the existing electronic equipment, pressure maintaining and glue curing are needed after the components are glued and bonded, so that the effective bonding effect can be achieved. Present pressurize anchor clamps include two splint usually, and two splint pass through buckle structural connection, place the product with gluing earlier on a splint during the use, and another splint are buckled to the manual work again, also need the manual work to demolish pressurize anchor clamps after the pressurize is accomplished. Because the use of current pressurize anchor clamps needs manual operation, can reduce the packaging efficiency of product.

Disclosure of Invention

The embodiment of the invention provides a pressure maintaining clamp, aiming at solving the problem that the assembly efficiency of a product is reduced because the existing pressure maintaining clamp needs manual operation.

In order to solve the technical problem, an embodiment of the present invention provides a pressure maintaining clamp, including a first clamp and a second clamp for clamping and pressing a product to be pressure maintained;

the first clamp and the second clamp are respectively provided with a first surface and a second surface which are opposite to each other in the clamping direction, the second surface of the first clamp is provided with a first magnetic suction part and a first electromagnet, and the first surface of the second clamp is provided with a second magnetic suction part and a first magnet which respectively correspond to the first magnetic suction part and the first electromagnet;

when the pressure maintaining clamp is in a pressure maintaining state, the second surface of the first clamp is close to the first surface of the second clamp, and the first magnetic suction part and the second magnetic suction part are magnetically attracted;

when the pressure maintaining clamp is in a pressure removing state, the first electromagnet is electrified, the first electromagnet and the first magnet are magnetically repelled, and the first clamp and the second clamp can be separated.

According to the invention, the first magnetic suction part and the first electromagnet are correspondingly arranged on the first clamp and the second clamp, after a product to be subjected to pressure maintaining and one clamp are sequentially placed on the other clamp, the first clamp and the second clamp can automatically clamp and press the product to be subjected to pressure maintaining under the action of the adsorption force between the first magnetic suction part and the second magnetic suction part; after the pressure maintaining is completed and the first electromagnet is electrified, the clamp on the pressure maintaining product can be taken down under the action of repulsive force between the first electromagnet and the first magnet, the pressure maintaining product is taken out, the pressure maintaining clamp can be better applied to automatic machinery, and the automation during pressing and disassembling is realized, so that the automatic large-scale production is effectively met, the assembly efficiency of the product is improved, and the influence of human factors is reduced.

Preferably, in the holding pressure jig, the first magnetic attraction part is provided in plurality at intervals along a circumferential direction of the first jig, and the second magnetic attraction part is provided in plurality corresponding to the first magnetic attraction part.

Preferably, in the holding pressure jig, the first electromagnet is provided in plurality at intervals along a circumferential direction of the first jig, and the first magnet is provided in plurality corresponding to the plurality of first electromagnets.

Preferably, in the holding pressure jig, a first conductive contact electrically connecting the first electromagnet is provided on a first surface of the first jig.

Preferably, in the holding pressure jig, the first magnet is a permanent magnet.

Preferably, in the pressure holding jig, a third magnetic attraction part and a second magnet are arranged on a first surface of the first jig, and a fourth magnetic attraction part and a second electromagnet are arranged on a second surface of the second jig respectively corresponding to the third magnetic attraction part and the second magnet;

the two holding pressure clamps can be superposed through the first clamp and the second clamp, under the condition that the second clamp of the other holding pressure clamp is superposed on the first clamp, the first surface of the first clamp is close to the second surface of the second clamp superposed on the first clamp, the third magnetic attraction part and the fourth magnetic attraction part are magnetically attracted, and if the second electromagnet is electrified, the second electromagnet and the second magnet are magnetically repelled, and the first clamp can be separated from the second clamp superposed on the first clamp.

Preferably, in the pressurize anchor clamps, first anchor clamps correspond first magnetism portion of inhaling is provided with first mounting hole, first mounting hole runs through the first surface and the second surface of first anchor clamps, first mounting hole department is provided with first magnetism and inhales the body, first magnetism is inhaled the body and is close to the one end on the second surface of first anchor clamps forms first magnetism portion of inhaling, first magnetism is inhaled the body and is close to the one end formation on the first surface of first anchor clamps third magnetism portion of inhaling.

Preferably, in the pressurize anchor clamps, the second anchor clamps correspond the second magnetism portion of inhaling is provided with the second mounting hole, the second mounting hole runs through the first surface and the second surface of second anchor clamps, second mounting hole department is provided with the second magnetism body of inhaling, the second magnetism body is close to the one end of the first surface of second anchor clamps forms the second magnetism portion of inhaling, the second magnetism body is close to the one end formation on the second surface of second anchor clamps the fourth magnetism portion of inhaling.

Preferably, in the holding pressure jig, the first magnetic attraction body is a permanent magnet.

Preferably, in the holding pressure jig, the second magnetic attraction body is a permanent magnet.

Preferably, in the holding pressure jig, the second magnet is a permanent magnet.

Preferably, in the holding pressure jig, a second conductive contact electrically connected to the second electromagnet is provided on a first surface of the second jig.

Preferably, in the pressure holding jig, the first magnetic attraction part and the first electromagnet are both located outside an area of the first jig for abutting against the product to be pressure held.

Preferably, in the pressure holding fixture, at least one of the second surface of the first fixture and the first surface of the second fixture is provided with a limiting groove in an area for abutting against the product to be held, and the limiting groove is used for accommodating and limiting the product to be held.

Preferably, in the holding pressure jig, a circumferential side surface of the first jig is located between the first surface and the second surface of the first jig, and a first flange extending in a circumferential direction of the first jig is provided on the circumferential side surface of the first jig.

Preferably, in the holding pressure jig, a peripheral side surface of the second jig is located between the first surface and the second surface of the second jig, and a second convex edge extending in a circumferential direction of the second jig is convexly provided on the peripheral side surface of the second jig.

Preferably, in the pressure maintaining clamp, a first fool-proof structure is arranged on the first clamp, and a second fool-proof structure is arranged on the second clamp corresponding to the first fool-proof structure.

Preferably, in the pressure holding jig, one of the second surface of the first jig and the first surface of the second jig is provided with a first positioning protrusion in a protruding manner, and the other is provided with a first positioning groove corresponding to the first positioning protrusion;

and under the condition that the pressure maintaining clamp is in a pressure maintaining state, the first positioning bulge extends into the first positioning groove.

Preferably, in the pressure holding jig, one of the first surface of the first jig and the second surface of the second jig is provided with a second positioning protrusion in a protruding manner, and the other is provided with a second positioning groove corresponding to the second positioning protrusion;

and under the condition that the second clamp of the other pressure maintaining clamp is superposed on the first clamp, the second positioning bulge extends into the second positioning groove.

Drawings

One or more embodiments are illustrated by way of example in the accompanying drawings which correspond to and are not to be construed as limiting the embodiments, in which elements having the same reference numeral designations represent like elements throughout, and in which the drawings are not to be construed as limiting in scale unless otherwise specified.

FIG. 1 is a schematic structural diagram of a pressure maintaining jig according to an embodiment of the present invention;

FIG. 2 is a schematic view of the first fixture of FIG. 1 at a first surface;

FIG. 3 is a schematic view of the first fixture of FIG. 1 at a second surface;

FIG. 4 is a schematic view of the second fixture of FIG. 1 at a first surface;

fig. 5 is a schematic structural view of the second fixture of fig. 1 at a second surface.

The invention is illustrated by the reference numerals:

reference numerals	Name (R)	Reference numerals	Name(s)
				100	Pressure maintaining clamp	2	Second clamp
1	First clamp	21	Second magnetic part
				11	First magnetic part	22	First magnet
12	A first electromagnet	23	Fourth magnetic part
				121	First conductive contact	24	Second electromagnet
13	Third magnetic part	241	Second conductive contact
				14	Second magnet	25	Second convex edge
15	First convex edge	26	Second fool-proof structure
				16	First fool-proof structure	27	A first positioning projection
17	A first positioning groove	28	Second positioning groove
				18	Second positioning projection	3	Limiting groove

The implementation, functional features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely 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.

It should be noted that, if directional indications (such as upper, lower, left, right, front, rear, 8230; \8230;) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components in a specific posture (as shown in the figure), the motion situation, etc., and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The present invention provides a pressure maintaining clamp, which can be used in the assembly of electronic products such as mobile phones, and the pressure maintaining clamp is used for maintaining pressure of products to be subjected to pressure dispensing, and the following description will be given by taking the products to be subjected to pressure maintaining as mobile phones, and fig. 1 to 5 show a preferred embodiment of the pressure maintaining clamp provided by the present invention.

Referring to fig. 1, 3 and 4, in the present embodiment, the pressure maintaining clamp 100 includes a first clamp 1 and a second clamp 2 for clamping and pressing a product to be pressure maintained (not shown in the figures); the first clamp 1 and the second clamp 2 are respectively provided with a first surface and a second surface which are opposite in the clamping direction, the second surface of the first clamp 1 is provided with a first magnetic suction part 11 and a first electromagnet 12, and the first surface of the second clamp 2 is respectively provided with a second magnetic suction part 21 and a first magnet 22 corresponding to the first magnetic suction part 11 and the first electromagnet 12; under the condition that the pressure maintaining clamp 100 is in the pressure maintaining state, the second surface of the first clamp 1 is close to the first surface of the second clamp 2, and the first magnetic suction part 11 and the second magnetic suction part 21 are magnetically attracted; when the pressure holding jig 100 is in the pressure-relief state, the first electromagnet 12 is energized, the first electromagnet 12 magnetically repels the first magnet 22, and the first jig 1 is separable from the second jig 2.

Specifically, the dispensing product is placed on one of the first fixture 1 and the second fixture 2, and then the other fixture is placed by aligning the one fixture and pressing the one fixture, after the other fixture is placed, the first magnetic attraction portion 11 of the first fixture 1 and the second magnetic attraction portion 21 of the second fixture 2 attract each other magnetically, and under the action of the attraction force between the first magnetic attraction portion 11 and the second magnetic attraction portion 21, the first fixture 1 and the second fixture 2 can automatically clamp, press and dispense the dispensing product.

When the dispensing product is subjected to pressure maintaining by assembling the pressure maintaining clamp 100, the dispensing product can be placed on the second surface of the first clamp 1, and then the second clamp 2 is pressed on the first clamp 1; or the dispensing product may be placed on the first surface of the second fixture 2, and then the first fixture 1 is pressed on the second fixture 2. The following description will be given by taking an example of placing the dispensing product on the first surface of the second fixture 2 and then pressing the first fixture 1 on the second fixture 2. Meanwhile, the direction in which the first fixture 1 and the second fixture 2 clamp the product to be pressure-maintained (i.e., the clamping direction) is defined as the up-down direction, and the first fixture 1 is located above the second fixture 2 when the pressure-maintaining fixture 100 is in the pressure-removing state.

The first and second surfaces of the first clamp 1 are the upper and lower surfaces of the first clamp 1, respectively, and similarly, the first and second surfaces of the second clamp 2 are the upper and lower surfaces of the second clamp 2, respectively. The second surface of the first clamp 1 and the first surface of the second clamp 2 are respectively provided with a first magnetic part 11 and a second magnetic part 21. Under the condition that the holding pressure clamp 100 is in the holding pressure state, the second surface of the first clamp 1 is opposite to the first surface of the second clamp 2 up and down, and the product to be held in pressure is positioned between the second surface of the first clamp 1 and the first surface of the second clamp 2. And, the first magnetism portion of inhaling 11 on the second surface of first anchor clamps 1 and the second magnetism portion of inhaling 21 on the first surface of second anchor clamps 2 are relative from top to bottom, and first magnetism portion of inhaling 11 and second magnetism can produce the magnetic attraction power of up-down between the portion 21 to make first anchor clamps 1 and second anchor clamps 2 press from both sides tight pressfitting from top to bottom and wait to pressurize the product, in order to treat that the pressurize product carries out the pressurize.

Under the condition that the holding pressure clamp 100 is in the holding pressure state, the magnetic attraction force in the vertical direction between the first magnetic portion 11 and the second magnetic portion 21 is generated because one of the first magnetic portion 11 and the second magnetic portion 21 is a magnet (the magnet may be an electromagnet or a permanent magnet), and the other of the first magnetic portion 11 and the second magnetic portion 21 is a magnet or a metal body capable of being attracted by the magnet.

Optionally, referring to fig. 3 and 4, in this embodiment, permanent magnets are disposed on both the second surface of the first fixture 1 and the first surface of the second fixture 2, a lower end of the permanent magnet on the first fixture 1 constitutes a first magnetic attraction portion 11, and an upper end of the permanent magnet on the second fixture 2 constitutes a second magnetic attraction portion 21. One of the lower end of the permanent magnet on the first clamp 1 and the upper end of the permanent magnet on the second clamp 2 is a positive pole, and the other is a negative pole, and the following description will take the example that the first magnetic attraction part 11 is the positive pole of the permanent magnet on the first clamp 1, and the second magnetic attraction part 21 is the negative pole of the permanent magnet on the second clamp 2.

The first magnetic attraction part 11 and the second magnetic attraction part 21 are generally arranged along the circumferential direction of the first fixture 1, so that when the first fixture 1 and the second fixture 2 clamp and press the dispensing product, the force applied to the dispensing product is balanced. The first magnetic part 11 is arranged along the circumferential direction of the first fixture 1, and may be the first magnetic part 11 extending along the circumferential direction of the first fixture 1; the first magnetic attraction portion 11 may be provided in plurality at intervals along the circumferential direction of the first jig 1.

Similarly, the second magnetic attracting portion 21 is arranged along the circumferential direction of the first fixture 1 (the shapes of the first fixture 1 and the second fixture 2 are generally adapted, and the circumferential direction of the first fixture 1 is also the circumferential direction of the second fixture 2), and the second magnetic attracting portion 21 may be arranged to extend along the circumferential direction of the first fixture 1; the second magnetic attracting portions 21 may be provided in plural at intervals along the circumferential direction of the first jig 1.

The first magnetic part 11 and the second magnetic part 21 may both extend along the circumferential direction of the first fixture 1; the first magnetic part 11 and the second magnetic part 21 may be both provided with a plurality of magnets at intervals along the circumferential direction of the first fixture 1; the first magnetic part 11 and the second magnetic part 21 may be one of the two parts extending along the circumferential direction of the first fixture 1, and the other part is provided with a plurality of parts at intervals along the circumferential direction of the first fixture 1.

Optionally, referring to fig. 3 and fig. 4, in this embodiment, a plurality of first magnetic attraction parts 11 are arranged at intervals along the circumferential direction of the first fixture 1, and a plurality of second magnetic attraction parts 21 are arranged corresponding to the plurality of first magnetic attraction parts 11. The number of the first magnetic parts 11 is equal to that of the second magnetic parts 21, and the plurality of first magnetic parts 11 and the plurality of second magnetic parts 21 are arranged in a one-to-one correspondence manner.

The specific setting position of the first magnetic absorption portion 11 on the first fixture 1 may be set according to actual conditions, and optionally, referring to fig. 3, in this embodiment, the first magnetic absorption portion 11 is located outside an area of the first fixture 1 for abutting against a product to be pressure-maintaining, a first abutting area (not shown in the figure) is generally formed in a middle portion of a second surface of the first fixture 1, the first abutting area is used for abutting against and contacting an upper end of the product to be pressure-maintaining, and the first magnetic absorption portion 11 is located outside the first abutting area.

Correspondingly, referring to fig. 4, in the present embodiment, the second magnetic attraction portion 21 is located outside an area of the second fixture 2 for abutting against the product to be pressure-maintained, a second abutting area (not shown) is generally formed in a middle portion of the first surface of the second fixture 2, the second abutting area is used for abutting against and contacting with a lower end of the product to be pressure-maintained, and the second magnetic attraction portion 21 is located outside the second abutting area.

The first butt region and/or the second butt region can be provided with limit structure usually, and limit structure is used for treating the pressurize product and carries on spacingly, and at least one in the second surface of first anchor clamps 1 and the first surface of second anchor clamps 2 is used for the butt to treat the region of pressurize product and is provided with spacing groove 3, and spacing groove 3 is used for the spacing pressurize product of treating of holding.

Particularly, be provided with in at least one in first butt regional and the second butt regional with treat the spacing groove 3 of pressurize product shape looks adaptation, spacing groove 3 has constituted limit structure. A limiting groove 3 matched with the shape of the upper end of a product to be pressure-maintained can be arranged only in a first abutting area of the first clamp 1, and a second abutting area of the second clamp 2 is arranged in a plane area; or a limiting groove 3 matched with the shape of the lower end of the product to be pressure-maintained is only arranged in the second abutting area of the second clamp 2, and the first abutting area of the first clamp 1 is arranged in a plane area; the limiting groove 3 matched with the shape of the upper end of the product to be subjected to pressure maintaining can be arranged in the first abutting area of the first clamp 1, and the limiting groove 3 matched with the shape of the lower end of the product to be subjected to pressure maintaining is arranged in the second abutting area of the second clamp 2.

The second surface of the first clamp 1 and the first surface of the second clamp 2 are further provided with a first electromagnet 12 and a first magnet 22 respectively, and the first electromagnet 12 and the first magnet 22 are opposite to each other up and down when the holding clamp 100 is in the holding pressure state, wherein the first magnet 22 may be a permanent magnet or an electromagnet.

Alternatively, in the present embodiment, the first magnet 22 is a permanent magnet, so that it is not necessary to separately configure an external power supply for the first magnet 22, and the first magnet 22 is a permanent magnet, and the upper end of the first magnet 22 (i.e. the end of the first magnet 22 facing the first electromagnet 12) is the negative pole of the first magnet 22.

When the first electromagnet 12 is not energized, the first electromagnet 12 is non-magnetic; while the first electromagnet 12 is energized, the first electromagnet 12 is magnetic and by changing the direction of the current through the first electromagnet 12, the magnetic properties of the lower end of the first electromagnet 12 (i.e., the end of the first electromagnet 12 intended to face the first magnet 22) can be changed, as defined below, the lower end of the first electromagnet 12 is positive when the current is passing through the first electromagnet 12 in the forward direction and negative when the current is passing through the first electromagnet 12 in the reverse direction.

With the holding clamp 100 in the holding pressure state, the first electromagnet 12 may be de-energized, when the first electromagnet 12 is not magnetic; the first electromagnet 12 may also be energized and current is passed in a forward direction through the first electromagnet 12, with the lower end of the first electromagnet 12 being positive, and the first electromagnet 12 magnetically attracted to the first magnet 22.

After the adhesive dispensing product is guaranteed to be finished, when the pressure maintaining is required to be removed, the first electromagnet 12 is electrified, current reversely passes through the first electromagnet 12, the pressure maintaining clamp 100 is in a pressure removing state at the moment, the lower end of the first electromagnet 12 is a negative pole, the first electromagnet 12 and the first magnet 22 are magnetically repelled, the repulsive force between the first electromagnet 12 and the first magnet 22 is not smaller than the adsorption force between the first magnetic suction part 11 and the second magnetic suction part 21, the first clamp 1 can be taken down, and the adhesive dispensing product after pressure maintaining is taken out.

The first electromagnet 12 and the first magnet 22 are also generally arranged along the circumferential direction of the first clamp 1, the first electromagnet 12 is arranged along the circumferential direction of the first clamp 1, the first electromagnet 12 may be arranged to extend along the circumferential direction of the first clamp 1, or the first electromagnet 12 may be arranged at intervals along the circumferential direction of the first clamp 1. Similarly, the first magnet 22 is arranged along the circumferential direction of the first clamp 1, the first magnet 22 may be provided to extend along the circumferential direction of the first clamp 1, or a plurality of first magnets 22 may be provided at intervals along the circumferential direction of the first clamp 1.

The first electromagnet 12 and the first magnet 22 may be both arranged to extend along the circumferential direction of the first clamp 1; the first electromagnet 12 and the first magnet 22 may be provided in plurality at intervals along the circumferential direction of the first clamp 1; the first electromagnet 12 and the first magnet 22 may be one of them arranged to extend along the circumferential direction of the first clamp 1, and the other one of them may be arranged in plurality at intervals along the circumferential direction of the first clamp 1.

Alternatively, referring to fig. 3 and 4, in the present embodiment, the first electromagnets 12 are provided in plurality at intervals along the circumferential direction of the first fixture 1, and the first magnets 22 are provided in plurality corresponding to the plurality of first electromagnets 12. The number of the first electromagnets 12 is the same as that of the first magnets 22, and the plurality of first electromagnets 12 correspond to the plurality of first magnets 22 one by one. Under the condition that the holding clamp 100 is in the pressure relief state, the repulsive force formed between the plurality of first electromagnets 12 and the plurality of first magnets 22 is not less than the attractive force formed between the plurality of first magnetic attraction parts 11 and the plurality of second magnetic attraction parts 21.

The specific position of the first electromagnet 12 on the first fixture 1 can be set according to practical situations, and optionally, referring to fig. 3, in the present embodiment, the first electromagnet 12 is located outside the first abutting region of the first fixture 1. Correspondingly, referring to fig. 4, in the present embodiment, the first magnet 22 is located outside the second abutting region of the second fixture 2.

Optionally, referring to fig. 3, in the present embodiment, the plurality of first magnetic attraction sections 11 and the plurality of first electromagnets 12 are arranged on a circular line extending along the circumferential direction of the first fixture 1. For example, the first clamp 1 is provided in a square plate shape, one first electromagnet 12 is provided at each corner of the first clamp 1, and a first magnetic attraction portion 11 is provided between any two adjacent first electromagnets 12. Specifically, the number of the first electromagnets 12 is four, the four first electromagnets 12 are respectively distributed at four corners of the first fixture 1, two magnetic attraction parts 11 are respectively arranged on each short edge of the first fixture 1, and three magnetic attraction parts 11 are respectively arranged on each long edge of the first fixture 1, so that the total number of the magnetic attraction parts 11 is ten.

Correspondingly, referring to fig. 4, in the present embodiment, the plurality of second magnetic attraction portions 21 and the plurality of first magnets 22 are arranged on a circular line extending along the circumferential direction of the second fixture 2. For example, the second fixture 2 is provided in a square plate shape, one first magnet 22 is provided at each corner of the second fixture 2, and the second magnetic attraction portion 21 is provided between any two adjacent first magnets 22. Specifically, first magnet 22 is provided with four, and four first magnets 22 distribute in four corners of second anchor clamps 2 respectively, and second magnetism portion 21 is inhaled and is provided with two corresponding every minor face of second anchor clamps 2 to second magnetism portion 21 is inhaled and is provided with three corresponding every long limit of second anchor clamps 2, and second magnetism portion 21 is inhaled and is provided with ten altogether.

When the pressure maintaining is removed, the first electromagnet 12 needs to be electrified, and a power supply and a control circuit for supplying power to the first electromagnet 12 can be arranged on the pressure maintaining clamp 100; the first clamp 1 may also be provided with a first conductive contact 121, and the first electromagnet 12 is connected to an external power supply through the first conductive contact 121, so as to supply power to the first electromagnet 12 through the external power supply.

While the specific location of the first conductive contact 121 on the first fixture 1 may not be particularly limited, optionally, referring to fig. 2 and fig. 3, in this embodiment, the first conductive contact 121 electrically connected to the first electromagnet 12 is disposed on the first surface of the first fixture 1. In the state where the holding pressure jig 100 is in the holding pressure state, the first conductive contact 121 is exposed upward, which facilitates the external power supply to communicate with the first conductive contact 121.

The pressure maintaining jig 100 can be used with a machine gripper (not shown in the drawings) to perform an automatic pressure maintaining operation for dispensing a product, wherein the machine gripper can be a conventional machine gripper.

The machine gripper can be used for gripping the carrying jig, and is provided with a power supply and a control circuit thereon, and the machine gripper is provided with a conductive portion (the conductive portion may be a conductive pin or the like) corresponding to the first conductive contact 121, and the conductive portion is electrically connected to the power supply and the control circuit. When the dispensing product is subjected to pressure maintaining, the dispensing product is placed on the second clamp 2, the machine gripper clamps the first clamp 1, at the moment, the control circuit on the machine gripper is disconnected, the first electromagnet 12 on the first clamp 1 is not electrified, and the machine gripper aligns and presses the first clamp 1 on the second clamp 2. When pressure maintaining is removed, the first clamp 1 is clamped through the machine gripper, at the moment, a conductive part on the machine gripper is in contact with the first conductive contact 121 on the first clamp 1, a control circuit on the machine gripper is conducted, the first electromagnet 12 is electrified, the first electromagnet 12 generates reverse thrust to be offset with the adsorption force between the first clamp 1 and the second clamp 2, and after the machine gripper takes down the first clamp 1, the pressure-maintained adhesive-coated product is taken out. Need not manual operation when so pressfitting and dismantlement first anchor clamps 1, can through the machine tongs, effectively satisfy automatic large-scale production's demand, reduced the human factor influence simultaneously, pressurize anchor clamps 100 can realize the high-efficient automation of pressurize operation.

Optionally, referring to fig. 1 to fig. 3, in the present embodiment, a peripheral surface of the first fixture 1 is located between the first surface and the second surface of the first fixture 1, and a first convex edge 15 extending along a circumferential direction of the first fixture 1 is protruded on the peripheral surface of the first fixture 1. Set up first chimb 15 on the side of week of first anchor clamps 1, be convenient for press from both sides through first chimb 15 and get transport first anchor clamps 1.

Similarly, referring to fig. 1, fig. 4 and fig. 5, in the present embodiment, a peripheral side surface of the second fixture 2 is located between the first surface and the second surface of the second fixture 2, and a second convex edge 25 extending along a peripheral direction of the second fixture 2 is protruded on the peripheral side surface of the second fixture 2. The second convex edge 25 is arranged on the peripheral side surface of the second clamp 2, so that the second clamp 2 can be clamped and carried conveniently through the second convex edge 25.

Alternatively, referring to fig. 1, in the present embodiment, the first fixture 1 (see fig. 2 and 3) and the second fixture 2 (see fig. 4 and 5) are designed to have the same shape. For example, in the present embodiment, the first clamp 1 and the second clamp 2 are both square plates.

Optionally, referring to fig. 1, fig. 2 and fig. 4, in the present embodiment, the first fixture 1 is provided with a first fool-proof structure 16, and the second fixture 2 is provided with a second fool-proof structure 26 corresponding to the first fool-proof structure 16.

Specifically, when the first fixture 1 is pressed on the second fixture 2, the first fixture 1 and the second fixture 2 are aligned through the first fool-proof structure 16 and the second fool-proof structure 26, so that the first magnetic attraction portion 11 and the first electromagnet 12 of the first fixture 1 are aligned with the second magnetic attraction portion 21 and the first magnet 22 of the second fixture 2, respectively.

The specific arrangement of the first fool-proof structure 16 and the second fool-proof structure 26 may not be limited, for example, the first fool-proof structure 16 and the second fool-proof structure 26 may be both a notch, or a concave-convex matching structure, and optionally, please refer to fig. 1, fig. 2, and fig. 4, in this embodiment, the first fool-proof structure 16 is a notch disposed on the first convex edge 15, and the second fool-proof structure 26 is a notch disposed on the second convex edge 25. In the case where the first jig 1 is aligned with the second jig 2, that is, in the case where the holding pressure jig 100 is in the holding pressure state, the unfilled corner on the first convex edge 15 is aligned up and down with the unfilled corner on the second convex edge 25.

Optionally, referring to fig. 1, fig. 3 and fig. 4, in the present embodiment, one of the second surface of the first fixture 1 and the first surface of the second fixture 2 is convexly provided with a first positioning protrusion 27, and the other is provided with a first positioning groove 17 corresponding to the first positioning protrusion 27; in the state where the holding pressure jig 100 is in the holding pressure state, the first positioning projection 27 projects into the first positioning groove 17.

Specifically, the first positioning groove 17 and the first positioning projection 27 are provided, whereby the first jig 1 and the second jig 2 can be mounted and positioned. The first positioning groove 17 and the first positioning protrusion 27 are usually provided in plurality at intervals along the circumferential direction of the first clamp 1.

It may be that the first seating groove 17 is provided on the first jig 1 and the first seating protrusion 27 is provided on the second jig 2; it is also possible that the first positioning groove 17 is provided on the second jig 2 and the first positioning projection 27 is provided on the first jig 1. The first positioning groove 17 and the first positioning projection 27 are normally located outside the first abutment region of the first clamp 1 and the second abutment region of the second clamp 2.

Alternatively, referring to fig. 1, fig. 3 and fig. 4, in the present embodiment, the first positioning groove 17 is disposed on the first fixture 1, and the first positioning groove 17 is located at a connection position of the second surface and the peripheral side surface of the first fixture 1, correspondingly, the first positioning protrusion 27 is disposed on the second fixture 2, and the first positioning protrusion 27 is located at a connection position of the first surface and the peripheral side surface of the second fixture 2.

According to the invention, the first magnetic suction part 11 and the second magnetic suction part 21 are correspondingly arranged on the first clamp 1 and the second clamp 2, after a product to be subjected to pressure maintaining and one clamp are sequentially placed on the other clamp, under the action of the adsorption force between the first magnetic suction part 11 and the second magnetic suction part 21, the first clamp 1 and the second clamp 2 can automatically clamp and press the product to be subjected to pressure maintaining; after pressure maintaining is completed and the first electromagnet 12 is electrified, under the action of repulsive force between the first electromagnet 12 and the first magnet 22, the fixture on the pressure-maintained product can be taken down, the pressure-maintained product can be taken out, the pressure-maintaining fixture 100 can be better applied to an automatic machine, automation during pressing and disassembling is realized, so that large-scale production of automation is effectively met, the assembly efficiency of the product is improved, and the influence of human factors is reduced.

The existing pressure maintaining clamp can only be superposed by one layer, namely, a plurality of pressure maintaining clamps can not be superposed, so that the problem of low space utilization rate exists. Optionally, referring to fig. 1, fig. 2 and fig. 5, in the present embodiment, a third magnetic attraction portion 13 and a second magnet 14 are disposed on a first surface of the first fixture 1, and a fourth magnetic attraction portion 23 and a second electromagnet 24 are disposed on a second surface of the second fixture 2, corresponding to the third magnetic attraction portion 13 and the second magnet 14, respectively; two holding pressure clamps 100 can be overlapped through first anchor clamps 1 and second anchor clamps 2, and under the condition that the second anchor clamps 2 of another holding pressure clamp 100 are overlapped on first anchor clamps 1, the first surface of first anchor clamps 1 is close to the second surface of the second anchor clamps 2 that superpose on it, and third magnetism portion 13 is inhaled with fourth magnetism portion 23 magnetism, and if second electromagnet 24 circular telegram, second electromagnet 24 is repelled with second magnet 14 magnetism, and first anchor clamps 1 is separable with the second anchor clamps 2 that superpose on it.

Specifically, the plurality of pressure maintaining clamps 100 can adopt '8230' \ overlap in the height direction (i.e. up and down), and 'the first clamp 1+ the second clamp 2+ the first clamp 1+ the second clamp 2', and the overlapping is performed, and meanwhile, two adjacent pressure maintaining clamps 100 can be tightly absorbed by means of magnetic attraction, so that the plurality of pressure maintaining clamps 100 are firm and reliable, and the space utilization rate is improved.

The following description will be given taking as an example the superposition of two holding pressure clamps 100, the two holding pressure clamps 100 being a first holding pressure clamp and a second holding pressure clamp, respectively, the first holding pressure clamp being superposed above the second holding pressure clamp. When the first pressure maintaining clamp and the second pressure maintaining clamp are both in the pressure maintaining state, the machine gripper can clamp the first pressure maintaining clamp so as to superpose the first pressure maintaining clamp on the second pressure maintaining clamp. In the case that the first holding pressure jig is superposed above the second holding pressure jig, the second jig 2 in the first holding pressure jig is superposed on the first jig 1 in the second holding pressure jig, the second surface of the second jig 2 in the first holding pressure jig is vertically opposed to the first surface of the first jig 1 in the second holding pressure jig, and the fourth magnetic attraction portion 23 on the second jig 2 in the first holding pressure jig is vertically aligned with the third magnetic attraction portion 13 on the first jig 1 in the second holding pressure jig to generate a magnetic attraction force, so that the first holding pressure jig and the second holding pressure jig can be firmly superposed together.

When the pressure maintaining is removed, the first clamp 1 in the first pressure maintaining clamp is detached through the machine gripper, and the adhesive dispensing product subjected to pressure maintaining in the first pressure maintaining clamp is taken out. And then the second clamp 2 in the first holding clamp is disassembled through the machine gripper, because the second clamp 2 in the first holding clamp is superposed on the first clamp 1 in the second holding clamp, the second electromagnet 24 on the second clamp 2 in the first holding clamp is aligned with the second magnet 14 on the first clamp 1 in the second holding clamp up and down, when the machine gripper clamps the second clamp 2 in the first holding clamp, the conductive part on the machine gripper is contacted with the second electromagnet 24 on the second clamp 2 in the first holding clamp, the control circuit on the machine gripper is conducted, the second electromagnet 24 is electrified, the second electromagnet 24 on the second clamp 2 in the first holding clamp and the second magnet 14 on the first clamp 1 in the second holding clamp magnetically repel each other, a reverse thrust force is generated, and the reverse thrust force is counteracted with the suction force between the second clamp 2 in the first holding clamp and the first clamp 1 in the second holding clamp, and the second clamp 2 in the first holding clamp can be removed. And finally, the machine gripper can continuously detach the first clamp 1 in the second pressure maintaining clamp, and the adhesive dispensing product subjected to pressure maintaining in the second pressure maintaining clamp is taken out.

The first surface and the second surface of the first fixture 1 are respectively provided with a third magnetic part 13 and a first magnetic part 11, and may be that the first surface and the second surface of the first fixture 1 are both provided with a magnet, the magnet on the first surface of the first fixture 1 forms the third magnetic part 13, and the magnet on the second surface of the first fixture 1 forms the first magnetic part 11, that is, the two magnets respectively form the third magnetic part 13 and the first magnetic part 11; the first magnetic attraction part 11 and the third magnetic attraction part 13 may be formed at both ends of one magnet.

Optionally, referring to fig. 2 and fig. 3, in this embodiment, the first fixture 1 is provided with a first mounting hole (not shown) corresponding to the first magnetic attraction portion 11, the first mounting hole penetrates through the first surface and the second surface of the first fixture 1, a first magnetic attraction body is disposed at the first mounting hole, one end of the first magnetic attraction body close to the second surface of the first fixture 1 forms the first magnetic attraction portion 11, and one end of the first magnetic attraction body close to the first surface of the first fixture 1 forms the third magnetic attraction portion 13.

Specifically, the number of the first magnetic parts 11 is the same as that of the third magnetic parts 13, and the first magnetic parts 11 are vertically corresponding to the third magnetic parts 13 one by one. The first clamp 1 is provided with first magnetic attraction bodies with the same number as the first magnetic attraction parts 11, and the upper end and the lower end of each first magnetic attraction body form a third magnetic attraction part 13 and a first magnetic attraction part 11 respectively.

Optionally, in this embodiment, the first magnetic attraction body is a permanent magnet, and the first magnetic attraction portion 11 and the third magnetic attraction portion 13 are a positive pole and a negative pole of the first magnetic attraction body, respectively.

Similarly, the first surface and the second surface of the second fixture 2 are respectively provided with a second magnetic attraction part 21 and a fourth magnetic attraction part 22, and may be that magnets are respectively provided on the first surface and the second surface of the second fixture 2, the magnet on the first surface of the second fixture 2 forms the second magnetic attraction part 21, and the magnet on the second surface of the second fixture 2 forms the fourth magnetic attraction part 22, that is, two magnets respectively form one second magnetic attraction part 21 and one fourth magnetic attraction part 22; the fourth magnetic attraction part 22 and the second magnetic attraction part 21 may be formed at both ends of one magnet.

Optionally, referring to fig. 4 and fig. 5, in this embodiment, the second fixture 2 is provided with a second mounting hole (not shown) corresponding to the second magnetic attraction portion 21, the second mounting hole penetrates through the first surface and the second surface of the second fixture 2, a second magnetic attraction body is provided at the second mounting hole, one end of the second magnetic attraction body close to the first surface of the second fixture 2 forms the second magnetic attraction portion 21, and one end of the second magnetic attraction body close to the second surface of the second fixture 2 forms the fourth magnetic attraction portion 23.

Specifically, the number of the fourth magnetic parts 22 is the same as that of the second magnetic parts 21, and the fourth magnetic parts 22 are vertically corresponding to the second magnetic parts 21 one by one. The second clamp 2 is provided with second magnetic attraction bodies with the same number as the fourth magnetic attraction parts 22, and the upper end and the lower end of each second magnetic attraction body respectively form a second magnetic attraction part 21 and a fourth magnetic attraction part 22.

Optionally, in this embodiment, the second magnetic attraction body is a permanent magnet, and the fourth magnetic attraction part 22 and the second magnetic attraction part 21 are a positive pole and a negative pole of the second magnetic attraction body, respectively.

The first surface of the first clamp 1 and the second surface of the second clamp 2 are respectively and correspondingly provided with a second magnet 14 and a second electromagnet 24, the second magnet 14 may be a permanent magnet or an electromagnet, optionally, in this embodiment, the second magnet 14 is a permanent magnet, so that an external power supply does not need to be separately configured for the second magnet 14.

The first surface and the second surface of the first clamp 1 are respectively provided with a second magnet 14 and a first electromagnet 12, and the second magnet 14 and the first electromagnet 12 can be arranged in a vertically staggered manner; the second magnets 14 and the first electromagnets 12 may also be disposed opposite to each other up and down, and optionally, referring to fig. 2 and 3, in this embodiment, the number of the first electromagnets 12 and the second magnets 14 is the same, the first electromagnets 12 and the second magnets 14 are disposed in a one-to-one correspondence, and each first electromagnet 12 is opposite to the corresponding second magnet 14 up and down.

Similarly, the first surface and the second surface of the second clamp 2 are respectively provided with a first magnet 22 and a second electromagnet 24, and the first magnet 22 and the second electromagnet 24 can be arranged in a staggered manner from top to bottom; the first magnets 22 and the second electromagnets 24 may also be disposed opposite to each other in the up-down direction, and optionally, referring to fig. 4 and fig. 5, in this embodiment, the number of the first magnets 22 is the same as that of the second electromagnets 24, the first magnets 22 and the second electromagnets 24 are disposed in one-to-one correspondence, and each second electromagnet 24 is opposite to the corresponding first magnet 22 in the up-down direction.

When the second fixture 2 stacked on the first fixture 1 is disassembled, the second conductive contact 241 on the second fixture 2 contacts with the conductive portion on the gripper of the machine to energize the second electromagnet 24 on the second fixture 2, and the specific location of the second conductive contact 241 on the second fixture 2 may not be particularly limited, alternatively, referring to fig. 4 and 5, in this embodiment, the second conductive contact 241 electrically connected to the second electromagnet 24 is disposed on the first surface of the second fixture 2, so that when the second fixture 2 stacked on the first fixture 1 is disassembled, the second conductive contact 241 is exposed upwards, so that the conductive portion on the gripper of the machine is communicated with the second conductive contact 241.

Further, referring to fig. 2 and fig. 4, in the present embodiment, when the pressure holding jig 100 is in the pressure holding state, the first conductive contact 121 and the second conductive contact 241 are opposite to each other, so that after the plurality of stacked pressure holding jigs 100 are disassembled, and after the horizontal position of the mechanical gripper is adjusted, the first conductive contact 121 and the second conductive contact 241 on each pressure holding jig 100 are located right below the conductive contact on the mechanical gripper.

Optionally, referring to fig. 1, fig. 2 and fig. 5, in the present embodiment, one of the first surface of the first fixture 1 and the second surface of the second fixture 2 is convexly provided with a second positioning protrusion 18, and the other is provided with a second positioning slot 28 corresponding to the second positioning protrusion 18; in the case of the second jig 2 in which another holding jig 100 is superimposed on the first jig 1, the second positioning projection 18 extends into the second positioning groove 28.

Specifically, when a plurality of holding pressure jigs 100 are stacked, the second positioning projection 18 and the second positioning groove 28 are engaged with each other between two adjacent holding pressure jigs 100, whereby the mounting and positioning can be performed. Also, the second positioning projection 18 and the second positioning groove 28 are generally provided in plural at intervals along the circumferential direction of the first clamp 1.

It may be that the second positioning groove 28 is provided on the first fixture 1, and the second positioning protrusion 18 is provided on the second fixture 2; it is also possible that the second positioning groove 28 is provided on the second fixture 2 and the second positioning projection 18 is provided on the first fixture 1.

Optionally, referring to fig. 1, fig. 2 and fig. 3, in this embodiment, the first positioning grooves 17 and the second positioning protrusions 18 are disposed on the first fixture 1, the number of the first positioning grooves 17 is equal to that of the second positioning protrusions 18, the first positioning grooves 17 correspond to the second positioning protrusions 18 one by one, and each first positioning groove 17 is opposite to the corresponding second positioning protrusion 18 up and down.

Correspondingly, referring to fig. 1, fig. 4 and fig. 5, in the present embodiment, the first positioning protrusions 27 and the second positioning grooves 28 are disposed on the second fixture 2, the number of the first positioning protrusions 27 is equal to that of the second positioning grooves 28, the first positioning protrusions 27 correspond to the second positioning grooves 28 one by one, and each first positioning protrusion 27 is opposite to the corresponding second positioning groove 28.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. A pressure maintaining clamp is characterized by comprising a first clamp and a second clamp which are used for clamping and pressing a product to be subjected to pressure maintaining;

the first clamp and the second clamp are respectively provided with a first surface and a second surface which are opposite in the clamping direction, the second surface of the first clamp is provided with a first magnetic attraction part and a first electromagnet, and the first surface of the second clamp is provided with a second magnetic attraction part and a first magnet which respectively correspond to the first magnetic attraction part and the first electromagnet;

under the condition that the pressure maintaining clamp is in a pressure maintaining state, the second surface of the first clamp is close to the first surface of the second clamp, and the first magnetic part and the second magnetic part are magnetically attracted;

2. The holding pressure jig of claim 1, wherein a plurality of the first magnetic attraction sections are provided at intervals along a circumferential direction of the first jig, and a plurality of the second magnetic attraction sections are provided corresponding to the plurality of the first magnetic attraction sections; and/or the presence of a gas in the atmosphere,

the first electromagnet is provided in plurality at intervals along the circumferential direction of the first clamp, and the first magnet is provided in plurality corresponding to the plurality of first electromagnets.

3. The holding pressure jig of claim 1, wherein a first electrically conductive contact electrically connected to the first electromagnet is provided on the first surface of the first jig.

4. The holding pressure jig of claim 1, wherein the first magnet is a permanent magnet.

5. The holding pressure jig according to any one of claims 1 to 4, wherein a third magnetic attracting portion and a second magnet are provided on a first surface of the first jig, and a fourth magnetic attracting portion and a second electromagnet are provided on a second surface of the second jig corresponding to the third magnetic attracting portion and the second magnet, respectively;

two the pressurize anchor clamps can pass through first anchor clamps with the second anchor clamps superpose, on the first anchor clamps superpose with another the second anchor clamps of pressurize anchor clamps under the circumstances, the first surface of first anchor clamps is close to with the second surface of the second anchor clamps that superpose on it, third magnetism portion of inhaling with fourth magnetism portion magnetism attracts mutually, and if the second electromagnet circular telegram, the second electromagnet with second magnet magnetism repels mutually, first anchor clamps with superpose on it the second anchor clamps separable.

6. A holding pressure jig according to claim 5, wherein the first jig is provided with a first mounting hole corresponding to the first magnetic attraction part, the first mounting hole penetrating through the first surface and the second surface of the first jig, the first mounting hole being provided with a first magnetic attraction part, an end of the first magnetic attraction part near the second surface of the first jig forming the first magnetic attraction part, and an end of the first magnetic attraction part near the first surface of the first jig forming the third magnetic attraction part; and/or the presence of a gas in the gas,

the second anchor clamps correspond the second magnetism portion of inhaling is provided with the second mounting hole, the second mounting hole runs through the first surface and the second surface of second anchor clamps, second mounting hole department is provided with the second magnetism body of inhaling, the second magnetism body is close to the one end formation of the first surface of second anchor clamps the portion is inhaled to the second magnetism, the second magnetism body is close to the one end formation on the second surface of second anchor clamps the portion is inhaled to the fourth magnetism.

7. The holding pressure jig of claim 6, wherein the first magnetic attracting body is a permanent magnet.

8. The holding pressure jig of claim 6, wherein the second magnetic attraction body is a permanent magnet.

9. The holding pressure jig of claim 5, wherein the second magnet is a permanent magnet.

10. A holding pressure jig according to claim 5, wherein a second electrically conductive contact electrically connecting the second electromagnet is provided on the first surface of the second jig.