CN217037562U

CN217037562U - NFC antenna automatic cold pressing equipment

Info

Publication number: CN217037562U
Application number: CN202123076947.5U
Authority: CN
Inventors: 席久文
Original assignee: Shenzhen Sunway Communication Co Ltd
Current assignee: Shenzhen Sunway Communication Co Ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-07-22
Anticipated expiration: 2031-12-08

Abstract

The utility model discloses automatic cold pressing equipment for NFC (near field communication) antennas, which comprises a rack, and a feeding device, a feeding component, a cold pressing module and a material taking component which are respectively arranged on the rack; the feeding assembly comprises a first linear conveying mechanism and a bearing seat driven by the first linear conveying mechanism, and a plurality of positioning cavities are formed in the top surface of the bearing seat; the feeding device is arranged close to the first linear conveying mechanism; the cold pressing module comprises a bracket and a lower pressing die, the bracket is arranged above the first linear conveying mechanism in a spanning manner, and the lower pressing die is arranged on the bracket in a lifting manner and is matched with the bearing seat; the material taking assembly is close to the first linear conveying mechanism, and the cold pressing module is located between the material taking assembly and the feeding device.

Description

NFC antenna automatic cold pressing equipment

Technical Field

The utility model relates to the technical field of automatic production equipment, in particular to NFC antenna automatic cold pressing equipment.

Background

Devices (e.g., mobile phones) using NFC (Near Field Communication) products can exchange data when they are close to each other, and are widely used in the fields of mobile payment, electronic ticketing, mobile identification, anti-counterfeiting, and the like.

Traditional NFC antenna product is in batch assembly production process, and the gum pressfitting process between FPC and the magnetic material adopts the manual work to carry out one-to-one processing to the product usually, and production efficiency is lower, workman's intensity of labour is big, and the productivity promotes the space very limitedly, and the while quality also can't guarantee completely, can not satisfy NFC product mass production's demand.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: an automatic NFC antenna cold pressing device is provided.

In order to solve the technical problems, the utility model adopts the technical scheme that: the NFC antenna automatic cold pressing equipment comprises a rack, and a feeding device, a feeding assembly, a cold pressing module and a material taking assembly which are arranged on the rack respectively; the feeding assembly comprises a first linear conveying mechanism and a bearing seat driven by the first linear conveying mechanism, and a plurality of positioning cavities are formed in the top surface of the bearing seat; the feeding device is arranged close to the first linear conveying mechanism; the cold pressing module comprises a bracket and a lower pressing die, the bracket is arranged above the first linear conveying mechanism in a spanning mode, and the lower pressing die is arranged on the bracket in a lifting mode and matched with the bearing seat; the material taking assembly is close to the first linear conveying mechanism, and the cold pressing module is located between the material taking assembly and the feeding device.

Furthermore, the first linear conveying mechanism comprises a plurality of first guide rails, the plurality of first guide rails are arranged in parallel, the bearing seats are respectively arranged on each first guide rail, the bearing seats on the different first guide rails are mutually independent and act synchronously, and the lower pressing dies are arranged in one-to-one correspondence with the bearing seats.

Furthermore, the feeding device comprises a feeding plate, a lifting driving piece and a rotary driving piece, the lifting driving piece is arranged on the rack and connected with the rotary driving piece, the rotary driving piece is connected with the feeding plate, the feeding plate is located above the first linear conveying mechanism, and a first vacuum hole is formed in the feeding plate.

Furthermore, the first vacuum holes are multiple in number and divided into multiple groups, and each group of the first vacuum holes is provided with the positioning cavities aligned with the first vacuum holes.

Furthermore, the material taking assembly comprises a second linear conveying mechanism, a mounting seat and a material taking plate, the second linear conveying mechanism is arranged on the rack and is in driving connection with the mounting seat, the material taking plate is arranged on the mounting seat in a liftable mode, and a second vacuum hole is formed in the bottom surface of the material taking plate.

Furthermore, the number of the second vacuum holes is multiple, the second vacuum holes are divided into a plurality of groups, and each group of the second vacuum holes is provided with the positioning cavities aligned with the second vacuum holes.

Furthermore, still include testboard and test equipment, the testboard is located in the frame and be located second straight line conveying mechanism's below, be equipped with on the testboard with test equipment electric connection's test contact.

Furthermore, a plurality of test cavities are arranged on the test board, the test cavities are aligned with each group of second vacuum holes one by one, and the bottom surface of each test cavity is provided with the test contact.

Furthermore, a plurality of material taking bosses are arranged at the bottom of the material taking plate, the material taking bosses in a plurality are aligned with the positioning cavities one by one, and a group of second vacuum holes is respectively formed in the surface, away from the material taking plate, of each material taking boss.

Furthermore, the test bench further comprises at least two material boxes, and the material boxes and the test bench are arranged in a direction parallel to the length of the second linear conveying mechanism.

The utility model has the beneficial effects that: according to the NFC antenna automatic cold pressing equipment, the feeding device, the cold pressing module and the material taking component are matched with each other, so that the automatic activation and pressing of the back glue between the FPC and the magnetic material on the NFC product are realized; manual operation is not needed in the pressing process, so that the production efficiency of the NFC product is improved, and the requirement of mass production of the NFC product can be met; carry out the pressfitting through the bed die and improved the pressfitting precision of NFC product, can effectively guarantee the quality of product.

Drawings

Fig. 1 is a schematic view of an overall structure of an NFC antenna automatic cold-pressing device according to a first embodiment of the present invention;

fig. 2 is a first schematic structural diagram of NFC antenna automatic cold pressing equipment according to a first embodiment of the present invention;

FIG. 3 is an enlarged detail view of portion A of FIG. 2;

fig. 4 is a schematic structural diagram of a second NFC antenna automatic cold-pressing device according to the first embodiment of the present invention;

fig. 5 is a schematic structural diagram of an upper feeding plate in the NFC antenna automatic cold pressing device according to the first embodiment of the present invention;

fig. 6 is a schematic structural view of a socket in the NFC antenna automatic cold pressing device according to the first embodiment of the present invention;

fig. 7 is a schematic structural diagram of a cold pressing module in the NFC antenna automatic cold pressing device according to the first embodiment of the present invention;

fig. 8 is a schematic structural diagram of a material taking plate in the NFC antenna automatic cold pressing device according to the first embodiment of the present invention;

fig. 9 is a schematic structural diagram of a test bench in the NFC antenna automatic cold pressing device according to the first embodiment of the present invention.

Description of reference numerals:

1. a frame;

2. a feeding device; 21. feeding plates; 211. a first vacuum hole; 22. a lifting drive member; 23. a rotary drive member; 24. a supporting base; 25. a sliding seat;

3. a feeding assembly; 31. a first linear conveying mechanism; 311. a first guide rail; 32. a bearing seat; 321. positioning the cavity;

4. cold pressing the die set; 41. a support; 42. pressing a die; 421. a guide bar; 43. a second driving member;

5. a material taking assembly; 51. a second linear conveying mechanism; 511. a second guide rail; 512. a third driving member; 52. a mounting seat; 521. a fourth drive; 53. taking a material plate; 531. a second vacuum hole; 532. taking a material boss;

6. a test bench; 61. testing the contact; 62. testing the cavity;

7. a magazine is provided.

Detailed Description

In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.

Referring to fig. 1 to 9, an NFC antenna automatic cold pressing device includes a rack 1, and a feeding device 2, a feeding component 3, a cold pressing module 4, and a material taking component 5 respectively disposed on the rack 1; the feeding component 3 comprises a first linear conveying mechanism 31 and a bearing seat 32 driven by the first linear conveying mechanism 31, and the top surface of the bearing seat 32 is provided with a plurality of positioning cavities 321; the feeding device 2 is arranged close to the first linear conveying mechanism 31; the cold pressing die set 4 comprises a bracket 41 and a lower pressing die 42, the bracket 41 is arranged above the first linear conveying mechanism 31 in a spanning manner, and the lower pressing die 42 is arranged on the bracket 41 in a lifting manner and is matched with the bearing seat 32; the material taking assembly 5 is arranged close to the first linear conveying mechanism 31, and the cold pressing module 4 is located between the material taking assembly 5 and the feeding device 2.

The working principle of the utility model is briefly described as follows: the feeding device 2 receives the NFC product attached in the previous process and places the NFC product on the bearing 32; the first linear conveying mechanism 31 drives the bearing seat 32 to move to the position below the bracket 41; the lower die 42 moves downward until pressing the NFC product placed on the shoe 32, and then the lower die 42 moves upward away from the shoe 32; the first linear conveying mechanism 31 drives the bearing seat 32 to slide close to the material taking assembly 5, and the NFC product pressed on the bearing seat 32 is taken down by the material taking assembly 5.

As can be seen from the above description, the beneficial effects of the present invention are: this automatic equipment of colding pressing of NFC antenna passes through loading attachment 2, pay-off subassembly 3, colds pressing module 4 and gets mutually supporting of material subassembly 5, has realized the automatic activation pressfitting to the gum between FPC and the magnetic material on the NFC product. Manual operation is not needed in the pressing process, so that the production efficiency of the NFC product is improved, and the requirement of mass production of the NFC product can be met; and, carry out the pressfitting through the die 42 down and improved the pressfitting precision of NFC product, can effectively guarantee the quality of product.

Further, the first linear conveying mechanism 31 includes a plurality of first guide rails 311, the plurality of first guide rails 311 are arranged in parallel, each first guide rail 311 is provided with the corresponding bearing 32, the bearings 32 on different first guide rails 311 act independently and synchronously, and the lower pressing dies 42 are arranged in one-to-one correspondence with the bearings 32.

As can be seen from the above description, the number of the first guide rails 311 is set to be multiple, and the bearing 32 is arranged on each first guide rail 311, so that the NFC antenna automatic cold pressing device can simultaneously press a plurality of NFC products, and the assembly efficiency of the NFC products is further improved.

Further, the feeding device 2 includes a feeding plate 21, a lifting driving member 22 and a rotary driving member 23, the lifting driving member 22 is disposed on the rack 1 and connected to the rotary driving member 23, the rotary driving member 23 is connected to the feeding plate 21, the feeding plate 21 is located above the first linear conveying mechanism 31, and the feeding plate 21 is provided with a first vacuum hole 211.

As can be seen from the above description, the feeding plate 21 may receive the NFC product attached in the previous step through the first vacuum hole 211, turn over by 180 degrees so that the testing golden finger of the NFC product faces downward, and then move downward to place the NFC product in the positioning cavity 321 of the socket 32.

Further, the first vacuum holes 211 are provided in a plurality, the plurality of first vacuum holes 211 are divided into a plurality of groups, and each group of the first vacuum holes 211 has the positioning cavity 321 aligned therewith.

As can be seen from the above description, feeding plate 21 can simultaneously receive and place a plurality of NFC products onto cradle 32.

Further, the material taking assembly 5 comprises a second linear conveying mechanism 51, a mounting seat 52 and a material taking plate 53, the second linear conveying mechanism 51 is arranged on the rack 1 and is in driving connection with the mounting seat 52, the material taking plate 53 is arranged on the mounting seat 52 in a liftable manner, and a second vacuum hole 531 is formed in the bottom surface of the material taking plate 53.

As can be seen from the above description, the mounting seat 52 can be moved above the cradle 32 by the second linear conveying mechanism 51, and the NFC product on the cradle 32 is sucked by the material taking plate 53, so as to take out the pressed NFC product.

Further, the number of the second vacuum holes 531 is plural, the plural second vacuum holes 531 are divided into a plurality of groups, and each group of the second vacuum holes 531 has the positioning cavities 321 aligned therewith.

As can be seen from the above description, the material taking plate 53 can simultaneously suck a plurality of NFC products.

Further, still include testboard 6 and test equipment, testboard 6 is located on the frame 1 and be located the below of second straight line conveying mechanism 51, be equipped with on the testboard 6 with test equipment electric connection's test contact 61.

It can be known from the above description that the test contacts 61 can make the test board 6 turn on the test golden finger on the NFC product, so that the test board 6 can send a test signal to the NFC product, and determine whether the electrical performance of the NFC product reaches the standard through the test equipment.

Further, a plurality of test cavities 62 are arranged on the test bench 6, the plurality of test cavities 62 are aligned with each group of second vacuum holes 531 one by one, and the bottom surface of each test cavity 62 is provided with the test contact 61.

As can be seen from the above description, the test cavity 62 can limit the NFC product, so that the test contact 61 can be accurately contacted and conducted with the corresponding test golden finger on the NFC product.

Further, a plurality of material taking bosses 532 are arranged at the bottom of the material taking plate 53, the material taking bosses 532 are aligned with the positioning cavities 321 one by one, and a group of second vacuum holes 531 is respectively arranged on the surface of each material taking boss 532 far away from the material taking plate 53.

As can be seen from the above description, the reclaiming boss 532 may extend into the testing cavity 62 to make the second vacuum hole 531 closer to the surface of the NFC product in the testing cavity 62, so as to facilitate taking the NFC product out of the testing cavity 62; meanwhile, the material taking boss 532 can reserve a small distance between the bottom surface of the material taking plate 53 and the top surface of the bearing seat 32, so that the bottom surface of the material taking plate 53 is prevented from being damaged due to the fact that the bottom surface of the material taking plate 53 abuts against the top surface of the bearing seat 32.

Further, the device also comprises at least two material boxes 7, and the material boxes 7 and the test bench 6 are arranged in a direction parallel to the length direction of the second linear conveying mechanism 51.

As can be seen from the above description, the material taking assembly 5 can sort good products and bad products and place the good products and the bad products in different material boxes 7.

Example one

Referring to fig. 1 to 9, a first embodiment of the present invention is: an automatic cold pressing device for an NFC antenna is used on an NFC antenna product production line to activate and press back glue between an FPC and a magnetic material.

The NFC antenna automatic cold pressing equipment comprises a rack 1, and a feeding device 2, a feeding component 3, a cold pressing module 4 and a material taking component 5 which are respectively arranged on the rack 1; the feeding assembly 3 comprises a first linear conveying mechanism 31 and a bearing seat 32 driven by the first linear conveying mechanism 31, and a plurality of positioning cavities 321 are arranged on the top surface of the bearing seat 32; the feeding device 2 is arranged close to the first linear conveying mechanism 31; the cold pressing module 4 comprises a bracket 41 and a lower pressing die 42, the bracket 41 is spanned above the first linear conveying mechanism 31, and the lower pressing die 42 is arranged on the bracket 41 in a lifting manner and is matched with the bearing seat 32; the material taking assembly 5 is arranged close to the first linear conveying mechanism 31, and the cold pressing module 4 is located between the material taking assembly 5 and the feeding device 2. Preferably, the number of the positioning cavities 321 on the seat 32 is multiple, and the multiple positioning cavities 321 are arranged in an array.

In order to facilitate simultaneous pressing of a plurality of NFC products, the first linear conveying mechanism 31 includes a plurality of first guide rails 311, the plurality of first guide rails 311 are arranged in parallel, each first guide rail 311 is provided with the corresponding bearing 32, the bearings 32 on different first guide rails 311 act independently and synchronously, and the lower pressing dies 42 are arranged in one-to-one correspondence with the bearings 32. It is understood that, in the actual use process, the number of the first guide rails 311 and the sockets 32 may be increased or decreased as needed, so as to adjust the number of the NFC products pressed at a time.

Specifically, frame 1 has multilayer work platform, and loading attachment 2, pay-off subassembly 3, the module 4 of colding pressing and getting material subassembly 5 all locate on same work platform. The frame 1 is provided with a control panel and a plurality of cooling fans.

The first linear conveying mechanism 31 further comprises a first driving member arranged at one end of the first guide rail 311; the first driving member is preferably a stepping motor, and is used for driving the socket 32 to slide along the length direction of the first guide rail 311. In this embodiment, the number of the first guide rails 311 and the number of the bearing seats 32 are two, and the two first guide rails 311 and the two bearing seats 32 are arranged in a one-to-one correspondence; four positioning cavities 321 are arranged on the bearing seat 32 in a row along the length direction of the first guide rail 311, and the depth of each positioning cavity 321 is smaller than the thickness of the NFC product before pressing.

The first linear conveying mechanism 31 further includes a connecting plate, two sides of the connecting plate are respectively located on the two first guide rails 311, and the two bearing seats 32 are respectively and fixedly connected to the connecting plate, so as to realize synchronous movement of the two bearing seats 32. During the use, the number of location die cavity 321 can be changed to the different sockets 32 of change, and then changes the quantity of the NFC product of carrying out the pressfitting simultaneously.

Referring to fig. 7, the bracket 41 includes a top plate disposed right above the first guide rail 311 and support rods respectively connecting four corners of the top plate and the frame 1. A second driving member 43 is fixedly arranged on the top surface of the top plate, and the second driving member 43 is preferably a thin cylinder; an output shaft of the second driving piece 43 penetrates through the top plate and is in driving connection with the lower pressing die 42 below the top plate so as to drive the lower pressing die 42 to move up and down in the vertical direction; four corners of the lower die 42 are respectively provided with a vertical guide bar 421 penetrating the top plate to guide the movement of the lower die 42. The shoe 32, the lower die 42 and the second driving member 43 are provided in one-to-one correspondence.

The feeding device 2 comprises a feeding plate 21, a lifting driving member 22 and a rotary driving member 23, the lifting driving member 22 is arranged on the rack 1 and connected with the rotary driving member 23, the rotary driving member 23 is connected with the feeding plate 21, the feeding plate 21 is located above the first linear conveying mechanism 31, and a first vacuum hole 211 is formed in the feeding plate 21.

In order to facilitate receiving a plurality of NFC products, the first vacuum holes 211 are provided in a plurality, the plurality of first vacuum holes 211 are divided into a plurality of groups, and each group of first vacuum holes 211 has the positioning cavity 321 aligned therewith.

Referring to fig. 3 and 5, in particular, the feeding device 2 further includes a supporting seat 24 and a sliding seat 25 disposed on the frame 1, the lifting driving element 22 and the rotating driving element 23 are preferably step motors, a vertical sliding slot is disposed on the supporting seat 24, the lifting driving element 22 drives the sliding seat 25 to vertically slide along the sliding slot, the rotating driving element 23 is disposed on the sliding seat 25, and one side of the feeding plate 21 is fixedly disposed on an output shaft of the rotating driving element 23, so that the rotating driving element can drive the feeding plate 21 to rotate. The number of the first vacuum holes 211 in each group of first vacuum holes on the upper material plate 21 is four, and four first vacuum holes 211 are arranged corresponding to four corners of the NFC product. And the other surface of the feeding plate 21, which is far away from the first vacuum hole 211, is provided with an air pipe quick connector communicated with the first vacuum hole 211 so as to be connected with an external air pipe.

During operation, the lifting driving member 22 drives the sliding seat 25 to slide upwards, and at the moment, the surface of the feeding plate 21 provided with the first vacuum hole 211 faces upwards to receive the NFC product; after receiving the NFC product, the first vacuum hole 211 is opened to adsorb the NFC product; the rotary driving piece 23 drives the feeding plate 21 to turn over for 180 degrees, so that the testing golden finger of the NFC product faces downwards; the lifting driving piece 22 drives the sliding seat 25 to slide downwards, so that the feeding plate 21 is close to the top surface of the bearing seat 32; the first vacuum hole 211 is closed, so that the NFC product naturally falls into the positioning cavity 321 on the cradle 32.

The material taking assembly 5 comprises a second linear conveying mechanism 51, a mounting seat 52 and a material taking plate 53, the second linear conveying mechanism 51 is arranged on the rack 1 and is in driving connection with the mounting seat 52, the material taking plate 53 is arranged on the mounting seat 52 in a liftable manner, and a second vacuum hole 531 is formed in the bottom surface of the material taking plate 53.

Referring to fig. 4, in detail, the second linear conveying mechanism 51 includes a second guide rail 511 and a third driving element 512 disposed at one end of the second guide rail 511, the third driving element 512 is preferably a stepping motor, and the third driving element 512 drives the mounting seat 52 to slide along the length direction of the second guide rail 511. The mounting base 52 is provided with a fourth driving member 521, the fourth driving member 521 is preferably a linear air cylinder, and the material taking plate 53 is in driving connection with the fourth driving member 521 to move up and down in the vertical direction.

In order to facilitate the material taking plate 53 to simultaneously suck a plurality of NFC products, the number of the second vacuum holes 531 is multiple, the second vacuum holes 531 are divided into several groups, and each group of the second vacuum holes 531 has the positioning cavity 321 aligned therewith.

In order to test the electrical property of the NFC product after being pressed, the NFC antenna automatic cold pressing device further comprises a test board 6 and a test device, the test board 6 is arranged on the rack 1 and located below the second linear conveying mechanism 51, and a test contact 61 electrically connected with the test device is arranged on the test board 6.

In order to limit the position of the NFC product and ensure that the test contact 61 is accurately contacted and conducted with a test golden finger of the NFC product, a plurality of test cavities 62 are arranged on the test board 6, the test cavities 62 are aligned with each group of second vacuum holes 531 one by one, and the test contact 61 is arranged on the bottom surface of each test cavity 62. Specifically, the shape of the test cavity 62 is consistent with that of the NFC product, and two test contacts 61 are arranged corresponding to the test golden fingers of the NFC product.

Referring to fig. 8 and 9, a plurality of material taking bosses 532 are disposed at the bottom of the material taking plate 53, the material taking bosses 532 are aligned with the positioning cavities 321 one by one, and a group of second vacuum holes 531 is disposed on a surface of each material taking boss 532 away from the material taking plate 53. Specifically, the external dimension of the material taking boss 532 is smaller than that of the test cavity 62, so as to extend into the test cavity 62; a plurality of second vacuum holes 531 are distributed along the bottom edge of the take-off boss 532; the top surface of the material taking plate 53 is provided with a plurality of air pipe quick connectors communicated with the second vacuum holes 531, and each group of the second vacuum holes 531 is correspondingly provided with one air pipe quick connector.

In order to separately place good products and defective products, the NFC antenna automatic cold pressing device further comprises at least two material boxes 7, and the material boxes 7 and the test board 6 are arranged in a direction parallel to the length of the second linear conveying mechanism 51.

Referring to fig. 4, in the embodiment, two material boxes 7 are provided, and the two material boxes 7 are disposed on two sides of the testing platform 6 and are respectively used for collecting good products and defective products. The test equipment can be connected with the material taking assembly 5 through an electric signal, after the test equipment judges the electrical property of the NFC product, the test equipment sends the electric signal to the material taking assembly 5, the second linear conveying mechanism 51 takes the NFC product on the test board 6 out through the material taking plate 53, the NFC product moves to the upper parts of different material boxes 7 according to different test results, the second vacuum holes 531 sucking the corresponding NFC product are closed, and the NFC product naturally falls into the material boxes 7.

In conclusion, the NFC antenna automatic cold pressing equipment provided by the utility model realizes automatic activation and pressing of the back adhesive between the FPC and the magnetic material through mutual matching of the feeding device, the feeding component, the cold pressing module and the material taking component; manual operation is not needed in the pressing process, the production efficiency of NFC products is improved, and the requirement of mass production of the NFC products can be met; the pressing precision of the NFC product is improved by pressing through the lower pressing die, and the quality of the product can be effectively guaranteed; the material taking assembly, the test board and the test equipment are matched with each other, so that the electrical property of the NFC product after the activation and pressing is automatically tested; after the test is finished, the material taking assembly can sort out the good products and the defective products.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.

Claims

1. The utility model provides an automatic equipment of colding pressing of NFC antenna which characterized in that: the device comprises a rack, and a feeding device, a feeding assembly, a cold pressing module and a material taking assembly which are respectively arranged on the rack; the feeding assembly comprises a first linear conveying mechanism and a bearing seat driven by the first linear conveying mechanism, and a plurality of positioning cavities are formed in the top surface of the bearing seat; the feeding device is arranged close to the first linear conveying mechanism; the cold pressing module comprises a bracket and a lower pressing die, the bracket is arranged above the first linear conveying mechanism in a spanning manner, and the lower pressing die is arranged on the bracket in a lifting manner and is matched with the bearing seat; the material taking assembly is arranged close to the first linear conveying mechanism, and the cold pressing module is located between the material taking assembly and the feeding device.

2. NFC antenna automatic cold pressing equipment according to claim 1, characterized in that: the first linear conveying mechanism comprises a plurality of first guide rails, the first guide rails are arranged in parallel, the bearing seats are arranged on each first guide rail, the bearing seats on different first guide rails are mutually independent and act synchronously, and the lower pressing dies are arranged in one-to-one correspondence with the bearing seats.

3. NFC antenna automatic cold pressing equipment according to claim 1, characterized in that: the feeding device comprises a feeding plate, a lifting driving piece and a rotary driving piece, the lifting driving piece is arranged on the rack and connected with the rotary driving piece, the rotary driving piece is connected with the feeding plate, the feeding plate is located above the first linear conveying mechanism, and a first vacuum hole is formed in the feeding plate.

4. NFC antenna automatic cold pressing equipment according to claim 3, characterized in that: the first vacuum holes are multiple in number and divided into a plurality of groups, and each group of the first vacuum holes are provided with the positioning cavities aligned with the first vacuum holes.

5. The NFC antenna automatic cold pressing device of claim 1, characterized in that: the material taking assembly comprises a second linear conveying mechanism, a mounting seat and a material taking plate, the second linear conveying mechanism is arranged on the rack and is in driving connection with the mounting seat, the material taking plate is arranged on the mounting seat in a liftable mode, and a second vacuum hole is formed in the bottom surface of the material taking plate.

6. NFC antenna automatic cold pressing equipment according to claim 5, characterized in that: the number of the second vacuum holes is multiple, the second vacuum holes are divided into a plurality of groups, and each group of the second vacuum holes is provided with the positioning cavities aligned with the second vacuum holes.

7. NFC antenna automatic cold pressing equipment according to claim 6, characterized in that: the test bench is arranged on the rack and located below the second linear conveying mechanism, and a test contact electrically connected with the test equipment is arranged on the test bench.

8. NFC antenna automatic cold pressing equipment according to claim 7, characterized in that: the test board is provided with a plurality of test cavities, the test cavities are in one-to-one alignment with each group of second vacuum holes, and the bottom surface of each test cavity is provided with the test contacts.

9. The NFC antenna automatic cold pressing device of claim 8, characterized in that: the bottom of the material taking plate is provided with a plurality of material taking bosses, the material taking bosses in a plurality are aligned with the positioning cavities one by one, and a group of second vacuum holes is formed in the surface, away from the material taking plate, of each material taking boss.

10. NFC antenna automatic cold pressing equipment according to claim 7, characterized in that: the test bench is characterized by further comprising at least two material boxes, wherein the material boxes and the test bench are arranged in a direction parallel to the length of the second linear conveying mechanism.