CN117317768A - HDMI pressure maintaining machine - Google Patents

Abstract

The invention discloses an HDMI voltage-maintaining machine, which comprises: the conveying rail is used for sequentially conveying the carriers with the connecting plates and the HDMI heads loaded on the loading station to the pressure maintaining station and the unloading station; and the pressure maintaining mechanism is used for carrying out synchronous pressure maintaining operation on the connecting plate and the HDMI heads on the pressure maintaining station, so that the HDMI heads are tightly connected with the connecting plate in a deformation way. The invention can simultaneously carry out pressure maintaining operation on all the circuit boards on the connecting plate at one time by matching with the specific carrier, has high working efficiency and is suitable for the connecting plate.

Description

HDMI pressure maintaining machine

Technical Field

The invention relates to the technical field of pressure maintaining equipment, in particular to an HDMI pressure maintaining machine.

Background

With the continuous progress of technology, HDMI has become a common video and audio transmission interface, and is widely used in various electronic devices, such as televisions, computers, tablets, mobile phones, and the like. The quality and stability of the HDMI head to circuit board connection has a crucial impact on the performance and use experience of the device.

In the existing technical process of connecting the HDMI head and the circuit board, the general pressure maintaining machine presses the HDMI head on a corresponding welding station of the circuit board, keeps pressing for a period of time, enables the HDMI head to be deformed and tightly connected with the circuit board, and then welds the HDMI head and the circuit board through welding equipment. However, the existing pressure maintaining machine can only maintain pressure for one HDMI head and one circuit board, which not only has low working efficiency, but also is not suitable for all-in-one boards (i.e., V-CUT PCBs, i.e., a board has a plurality of circuit boards connected therein, such as an eight-in-one board, a ten-in-one board, a twelve-in-one board, etc.).

The above disadvantages are to be improved.

Disclosure of Invention

The invention provides an HDMI voltage-preserving machine, which aims to solve the problems that the voltage-preserving machine in the prior art has low working efficiency and is not suitable for all-in-one connecting plates.

The technical scheme of the invention is as follows:

an HDMI voltage protection machine comprising:

the conveying rail is used for sequentially conveying the carriers with the connecting plates and the HDMI heads loaded on the loading station to the pressure maintaining station and the unloading station;

and the pressure maintaining mechanism is used for carrying out synchronous pressure maintaining operation on the connecting plate and the HDMI heads on the pressure maintaining station, so that the HDMI heads are tightly connected with the connecting plate in a deformation way.

According to the HDMI pressure retention machine of the scheme, the carrier is provided with the connecting plate placing groove for placing the connecting plate and a plurality of HDMI head pressure retention guide grooves arranged on the front side and the rear side of the connecting plate placing groove, the HDMI head pressure retention guide grooves are communicated with the connecting plate placing groove and extend to the edge of the carrier, the positions of the HDMI head pressure retention guide grooves correspond to each HDMI head welding station on the connecting plate, and the HDMI head is placed in the HDMI head pressure retention guide grooves.

According to the HDMI voltage-maintaining machine, the conveying track comprises the fixed track and the movable track which are oppositely arranged, and the movable track can be far away from or close to the fixed track so as to adjust the distance between the fixed track and the movable track.

According to the HDMI pressure maintaining machine of the scheme, the conveying track further comprises an HDMI head tilting sensor and a connecting plate tilting sensor, wherein the HDMI head tilting sensor is arranged on the left side and the right side of the pressure maintaining station and used for detecting whether the HDMI head is tilted, and the connecting plate tilting sensor is used for detecting whether the connecting plate is tilted.

Further, two pressure maintaining mechanisms are arranged, and the two pressure maintaining mechanisms are respectively arranged on the front side and the rear side of the pressure maintaining station and below the conveying plane of the conveying track.

Further, the pressure maintaining mechanism comprises an inclined pushing module and a plurality of pressure head modules matched with the corresponding HDMI head pressure maintaining guide grooves, wherein the driving end of the inclined pushing module is connected with the plurality of pressure head modules and drives the plurality of pressure head modules to be obliquely inserted into the corresponding HDMI head pressure maintaining guide grooves upwards, so that the HDMI head in the HDMI head pressure maintaining guide grooves is pressed towards the connecting plate.

Further, the oblique pushing module comprises a pushing bottom plate, a servo motor arranged on the pushing bottom plate, a driving screw rod connected with a driving shaft of the servo motor, a screw rod sliding seat sleeved with threads and arranged on a slope of the screw rod sliding seat, a supporting side plate arranged on one side of the pushing bottom plate away from the pressure maintaining station, and tension springs arranged on two sides between the pushing seat and the supporting side plate, wherein the bottom of the screw rod sliding seat is in sliding connection with the pushing bottom plate through a first sliding rail component, the pushing seat is in sliding connection with the slope of the screw rod sliding seat through a second sliding rail component, and the pushing seat is connected with a plurality of pressure head modules through a pushing substrate.

Further, the pressure head module comprises a pressure head base with a pressure sensor, a pressure head spring seat arranged on the pressure head base in a sliding manner, a spring arranged between the pressure head spring seat and the pressure sensor, and a pressing head arranged at the end part of the pressure head spring seat, wherein the pressure head spring seat is in sliding connection with the pressure head base through a third sliding rail component.

The HDMI voltage protection machine according to the above scheme further comprises:

the jacking and positioning mechanism is arranged below the pressure maintaining station and used for positioning the carrier conveyed to the pressure maintaining station, so that the carrier conveyed to the pressure maintaining station is positioned on the pressure maintaining station.

The HDMI voltage protection machine according to the above scheme further comprises:

the prepressing mechanism is arranged above the pressure maintaining station and is used for applying a certain prepressing force to the connecting plate on the pressure maintaining station downwards before the pressure maintaining operation.

Further, the pre-pressing mechanism comprises a pre-pressing cylinder which is vertically downwards arranged, a lower pressing plate which is arranged at the telescopic end of the pre-pressing cylinder, a lower pressing die which is arranged at the bottom of the lower pressing plate and matched with the connecting plate, and an elastic assembly which is arranged between the lower pressing plate and the lower pressing die.

Further, the pre-pressing mechanism further comprises limiting plates arranged on the front side and the rear side of the lower pressing plate, a plurality of groups of limiting convex strips are arranged at the bottom of the limiting plates, and each group of limiting convex strips is matched with a corresponding one of the pressure maintaining guide grooves of the HDMI head to limit the upper position and the lower position of the HDMI head.

Further, the limiting plate is arranged at the bottom of the limiting movable strip, and both ends of the limiting movable strip are respectively provided with a front-back translation cylinder for driving the limiting movable strip to move back and forth and a lifting cylinder for driving the limiting movable strip to move up and down.

The HDMI voltage protection machine according to the above scheme further comprises:

the feeding code scanning mechanism is arranged above the feeding station and is used for scanning the code on the carrier positioned at the feeding station.

Compared with the prior art, the invention has the beneficial effects that:

according to the HDMI pressure retention machine provided by the invention, the connecting plate and the HDMI heads are loaded through the specific carrier, and the feeding code scanning, jacking and positioning mechanisms, the pre-pressing mechanisms and the pressure retention mechanisms are matched, so that the full-automatic feeding code scanning, jacking and positioning, pre-pressing and pressure retention operations are realized, the machine is suitable for the connecting plate, and all circuit boards on the connecting plate can be subjected to pressure retention operation at one time, and the working efficiency is high.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments or the description of the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present invention;

FIG. 2 is a top view of a carrier loading connection board and HDMI head of the present invention;

FIG. 3 is a schematic view of the structure of the conveying track and the lifting and positioning mechanism in the present invention;

FIG. 4 is a schematic diagram of a structure of two pressure maintaining mechanisms for performing pressure maintaining operation in the present invention;

FIG. 5 is a side view of two pressure maintenance mechanisms of the present invention;

FIG. 6 is a schematic view of two pressure maintaining mechanisms according to the present invention;

FIG. 7 is a schematic view of the pre-pressing mechanism according to the present invention;

FIG. 8 is a schematic view of another view of the precompression mechanism of the present invention.

In the drawing of the figure,

1. a conveying rail; 101. rail fixing; 102. a movable rail; 103. a width adjusting component; 104. HDMI head upwarp sensor; 105. a connecting plate raising sensor;

2. feeding and code scanning mechanisms;

3. a jacking positioning mechanism;

4. a pre-pressing mechanism; 401. a pre-pressing cylinder; 402. a lower pressing plate; 403. pressing down the die; 404. a limiting plate; 4041. limit raised strips; 405. limiting movable strips; 406. a front-back translation cylinder; 407. a lifting cylinder;

5. a pressure maintaining mechanism; 501. the oblique pushing module; 5011. pushing the bottom plate; 5012. a servo motor; 5013. driving a screw rod; 5014. a screw rod sliding seat; 5015. a pushing seat; 5016. supporting the side plates; 5017. a tension spring; 5018. a first slide rail assembly; 5019. a second slide rail assembly; 5020. pushing the substrate; 502. a ram module; 5021. a pressure sensor; 5022. a pressure head base; 5023. a pressure head spring seat; 5024. a spring; 5025. a press-fit head; 5026. a third slide rail assembly;

6. a connecting plate;

7. an HDMI head;

8. a carrier; 801. a connecting plate placing groove; 802. HDMI head pressurize guide slot.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Meanwhile, it is stated that the embodiments described below are only for explaining the present invention and are not intended to limit the present invention.

It should be noted that, the terms "mounted," "configured," "connected," "fixed," and the like should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The direction orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship which is commonly put when the product of the application is used, or the orientation or positional relationship which is commonly understood by those skilled in the art, or the orientation or positional relationship which is commonly put when the product of the application is used, only for convenience of description of the application and simplification of description, and is not intended to indicate or imply that the device or element to be referred must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the application. The terms "first," "second," and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features. The meaning of "a plurality of" is two or more, unless specifically defined otherwise.

Referring to fig. 1 and 2, the present embodiment provides an HDMI pressure maintaining machine, which includes a conveying track 1, a feeding and code scanning mechanism 2, a jacking and positioning mechanism 3, a pre-pressing mechanism 4 and a pressure maintaining mechanism 5. The conveying track 1 is used for sequentially conveying a carrier 8, on which a connecting plate 6 and a plurality of HDMI heads 7 are loaded, on a loading station to a pressure maintaining station and a discharging station. The feeding code scanning mechanism 2 is arranged above the feeding station and is used for feeding the carrier 8 positioned at the feeding station to scan codes, acquiring label information on the carrier 8 and uploading the label information to a system for information binding, so that follow-up tracing is facilitated. The jacking positioning mechanism 3 is arranged below the pressure maintaining station and is used for positioning the carrier 8 conveyed to the pressure maintaining station, so that the carrier 8 conveyed to the pressure maintaining station is positioned on the pressure maintaining station, and the follow-up prepressing and pressure maintaining operation can be smoothly performed. The prepressing mechanism 4 is arranged above the pressure maintaining station and is used for applying certain prepressing force to the connecting plate 6 on the pressure maintaining station downwards before pressure maintaining operation so as to avoid the problem of raising the connecting plate 6 and the HDMI heads 7 during pressure maintaining operation. The pressure maintaining mechanism 5 is used for performing synchronous pressure maintaining operation on the connecting plate 6 and the HDMI heads 7 on the pressure maintaining station, so that the HDMI heads 7 are deformed and tightly connected with the connecting plate 6. Wherein, be provided with on the carrier 8 and be used for placing the even board standing groove 801 of even board 6 and a plurality of HDMI head pressurize guide groove 802 that set up both sides around even board standing groove 801, HDMI head pressurize guide groove 802 and even board standing groove 801 intercommunication and extend to the edge of carrier 8 to make the pressfitting head 5025 of pressurize mechanism 5 can insert in HDMI head pressurize guide groove 802 smoothly from the front and back edge of carrier 8. In addition, the positions of the plurality of HDMI head pressure maintaining guide grooves 802 correspond to each HDMI head welding station on the connection board 6, and the HDMI head 7 is placed in the HDMI head pressure maintaining guide grooves 802.

The HDMI pressure maintaining machine is characterized in that the connecting plate 6 and the HDMI heads 7 are loaded through the specific carrier 8, the feeding code scanning mechanism 2, the jacking positioning mechanism 3, the pre-pressing mechanism 4 and the pressure maintaining mechanism 5 are matched, the feeding code scanning, jacking positioning, pre-pressing and pressure maintaining operation are realized fully automatically, the HDMI pressure maintaining machine is suitable for the connecting plate 6, and all circuit boards on the connecting plate 6 can be subjected to pressure maintaining operation at one time, so that the working efficiency is high.

Referring to fig. 3, in one embodiment, the conveying track 1 includes a fixed rail 101 and a movable rail 102 disposed opposite to each other, and the movable rail 102 may be far away from the fixed rail 101 or near to the fixed rail 101 to adjust a distance between the fixed rail 101 and the movable rail 102. Specifically, the width adjusting component 103 is arranged on the movable rail 102, and the position of the movable rail 102 can be adjusted according to the size of the carrier 8 through the width adjusting component 103, so that the distance between the fixed rail 101 and the movable rail 102 is adjusted, and the compatibility of equipment is improved.

Referring to fig. 3, in one embodiment, the conveying track 1 further includes an HDMI head height sensor 104 disposed on the left and right sides of the pressure maintaining station for detecting whether the HDMI head 7 is raised or not, and a web height sensor 105 for detecting whether the web 6 is raised or not. The two groups of HDMI head raising sensors 104 and the two groups of connecting plate raising sensors 105 are respectively provided with two groups of HDMI head raising sensors 104, are arranged side by side in front of and behind the two groups of HDMI head raising sensors 104 and are used for detecting raising conditions of a plurality of HDMI heads 7 on the front side and the rear side of the pressure maintaining station, and the two groups of connecting plate raising sensors 105 are arranged between the two groups of HDMI head raising sensors 104 side by side in front of and behind the two groups of HDMI head raising sensors and are used for detecting raising conditions on the front side and the rear side of the connecting plate 6 on the pressure maintaining station. When the HDMI head raising sensor 104 detects that the HDMI head 7 raises, the HDMI head raising sensor 104 sends an HDMI head raising alarm signal to the system to alert the user. When the link plate tilting sensor 105 detects that the link plate 6 is tilted, the link plate tilting sensor 105 sends a link plate tilting alarm signal to the system to remind a user. Preferably, the HDMI head tilt sensor 104 and the link tilt sensor 105 are both laser sensors.

Referring to fig. 1 and 4, in one embodiment, two pressure maintaining mechanisms 5 are provided, and the two pressure maintaining mechanisms 5 are respectively arranged at the front side and the rear side of the pressure maintaining station and below the conveying plane of the conveying track 1, and all circuit boards at the front side and the rear side on the connecting plate 6 can be simultaneously subjected to pressure maintaining operation by the two pressure maintaining mechanisms 5, so that the pressure maintaining working efficiency is improved; meanwhile, as the two pressure maintaining mechanisms 5 are arranged below the conveying plane of the conveying track 1, the structure of the equipment can be more compact, the occupied space is smaller, and the production cost is reduced.

Referring to fig. 4, in one embodiment, the pressure maintaining mechanism 5 includes a diagonal pushing module 501 and a plurality of ram modules 502 matched with the corresponding HDMI head pressure maintaining guide grooves 802, and the driving end of the diagonal pushing module 501 is connected to the plurality of ram modules 502. After the carrier 8 loaded with the connection board 6 and the HDMI heads 7 is conveyed to the pressure maintaining station and subjected to positioning and pre-pressing operation, the oblique pushing module 501 drives the plurality of pressure head modules 502 to be obliquely inserted into the HDMI head pressure maintaining guide grooves 802 corresponding to the carrier 8, so that the HDMI heads 7 in the HDMI head pressure maintaining guide grooves 802 are pressed against the connection board 6 and kept pressed for a period of time, so that the HDMI heads 7 are deformed and tightly connected with the connection board 6.

Referring to fig. 5 and 6, specifically, the oblique pushing module 501 includes a pushing base plate 5011, a servo motor 5012 installed on the pushing base plate 5011, a driving screw 5013 connected to a driving shaft of the servo motor 5012, a screw slide 5014 screwed on the driving screw 5013, a pushing seat 5015 slidably disposed on a slope of the screw slide 5014, a supporting side plate 5016 disposed on one side of the pushing base plate 5011 far away from the pressure maintaining station, and tension springs 5017 disposed on two sides between the pushing seat 5015 and the supporting side plate 5016, wherein the bottom of the screw slide 5014 is slidably connected with the pushing base plate 5011 through a first sliding rail assembly 5018, the pushing seat 5015 is slidably connected with the slope of the screw slide 5014 through a second sliding rail assembly 5019, and the pushing seat 5015 is connected with the plurality of pressure head modules 502 through the pushing base plate 5020. During pressure maintaining operation, the servo motor 5012 is started to drive the screw rod 5013 to rotate, the screw rod slide 5014 moves towards the direction of the pressure maintaining station under the action of the screw rod 5013 and the first slide rail assembly 5018, the push seat 5015 moves upwards along the slope of the screw rod slide 5014 along with the movement of the screw rod slide 5014 and the action of the tension spring 5017 and the second slide rail assembly 5019, and the push seat 5015 further drives the plurality of pressure head modules 502 to be inserted into the pressure maintaining guide grooves 802 of the HDMI heads corresponding to the carrier 8 in an inclined upwards mode. The inclined pushing module 501 can realize two actions of lifting and pushing through one set of power (servo motor 5012), so that the equipment is simpler to control, the servo motor 5012 is high in rigidity and response speed, and the pressure maintaining is more stable.

Referring to fig. 5 and 6, specifically, the ram module 502 includes a ram base 5022 having a pressure sensor 5021, a ram spring seat 5023 slidably disposed on the ram base 5022, a spring 5024 disposed between the ram spring seat 5023 and the pressure sensor 5021, and a pressing head 5025 disposed at an end of the ram spring seat 5023, where the ram base 5022 is fixed on a pushing substrate 5020, and the ram spring seat 5023 is slidably connected with the ram base 5022 through a third slide rail component 5026. Wherein, spring 5024 plays buffering and conduction's effect, both can avoid pressing the pressure sensor 5021 to press against the too big time of HDMI head 7 to cause the damage to HDMI head 7 and even board 6, plays the effect of conduction power again to the pressure sensor 5021 can detect pressing the pressure of head 5025 in real time. During pressure maintaining operation, when the pressure sensor 5021 detects that the pressure is too high or too low, the pressure sensor 5021 sends a pressure abnormality alarm signal to the system to remind a user. According to the invention, by providing each pressure head module 502 with an independent pressure sensor 5021, when pressure abnormality occurs, the abnormal pressure head module 502 can be accurately found.

Referring to fig. 7 and 8, in one embodiment, the pre-pressing mechanism 4 includes a pre-pressing cylinder 401 disposed vertically downward, a lower pressing plate 402 disposed at a telescopic end of the pre-pressing cylinder 401, a lower pressing die 403 disposed at a bottom of the lower pressing plate 402 and cooperating with the connecting plate 6, and an elastic assembly disposed between the lower pressing plate 402 and the lower pressing die 403. When in prepressing, the prepressing air cylinder 401 drives the lower pressing plate 402 to move downwards, the lower pressing plate 402 drives the lower pressing die 403 to press the connecting plate 6 positioned at the pressure maintaining station through the elastic component, and certain prepressing force is applied to the connecting plate 6 positioned at the pressure maintaining station, so that the lower pressing die 403 is prevented from pressing the connecting plate 6 positioned at the pressure maintaining station.

Meanwhile, limiting plates 404 are arranged on the front side and the rear side of the lower pressure plate 402, a plurality of groups of limiting convex strips 4041 are arranged at the bottom of the limiting plates 404, and each group of limiting convex strips 4041 is matched with a corresponding HDMI head pressure maintaining guide groove 802 to limit the up-down position of the HDMI head 7, so that the HDMI head 7 is prevented from tilting during pressure maintaining with the connecting plate 6. The limiting plate 404 is disposed at the bottom of the limiting movable bar 405, and both ends of the limiting movable bar 405 are provided with a front-back translation cylinder 406 for driving the limiting movable bar 405 to move back and forth and a lifting cylinder 407 for driving the limiting movable bar 405 to move up and down. During prepressing, the front-back translation cylinder 406 and the lifting cylinder 407 drive the limiting movable strip 405 to move to the position above the HDMI head 7 positioned on the pressure maintaining station, and then the limiting plate 404 arranged at the bottom of the limiting movable strip 405 is matched with the HDMI head pressure maintaining guide groove 802 of the carrier 8 to limit the up-down position of the HDMI head 7.

It will be understood that modifications and variations will be apparent to those skilled in the art from the foregoing description, and it is intended that all such modifications and variations be included within the scope of the following claims.

While the invention has been described above with reference to the accompanying drawings, it will be apparent that the implementation of the invention is not limited by the above manner, and it is within the scope of the invention to apply the inventive concept and technical solution to other situations as long as various improvements made by the inventive concept and technical solution are adopted, or without any improvement.

Claims (10)

1. An HDMI voltage protection machine, comprising:

the conveying rail is used for sequentially conveying the carriers with the connecting plates and the HDMI heads loaded on the loading station to the pressure maintaining station and the unloading station;

and the pressure maintaining mechanism is used for carrying out synchronous pressure maintaining operation on the connecting plate and the HDMI heads on the pressure maintaining station, so that the HDMI heads are tightly connected with the connecting plate in a deformation way.

2. The HDMI press of claim 1, wherein the carrier is provided with a board holding groove for holding the board and a plurality of HDMI head pressure maintaining guide grooves disposed on front and rear sides of the board holding groove, the HDMI head pressure maintaining guide grooves are communicated with the board holding groove and extend to the edge of the carrier, the positions of the HDMI head pressure maintaining guide grooves correspond to each HDMI head welding station on the board, and the HDMI head is disposed in the HDMI head pressure maintaining guide grooves.

3. The HDMI voltage protection machine of claim 1, wherein the conveyor track comprises a fixed track and a movable track disposed opposite each other, the movable track being movable away from or toward the fixed track to adjust a spacing between the fixed track and the movable track.

4. The HDMI pressure retention machine according to claim 1 or 2, wherein two of the pressure retention mechanisms are provided, the two pressure retention mechanisms being provided on the front and rear sides of the pressure retention station, respectively, and below the conveying plane of the conveying rail.

5. The HDMI pressure maintaining machine according to claim 2, wherein the pressure maintaining mechanism comprises an oblique pushing module and a plurality of pressure head modules matched with the corresponding HDMI head pressure maintaining guide grooves, the driving end of the oblique pushing module is connected with the plurality of pressure head modules and drives the plurality of pressure head modules to be inserted into the corresponding HDMI head pressure maintaining guide grooves obliquely upwards, so that the HDMI head in the HDMI head pressure maintaining guide grooves is pressed against the connecting plate.

6. The HDMI press of claim 5, wherein the oblique pushing module comprises a pushing base plate, a servo motor installed on the pushing base plate, a driving screw rod connected with a driving shaft of the servo motor, a screw rod sliding seat screwed on the driving screw rod, a pushing seat slidably arranged on a slope of the screw rod sliding seat, a supporting side plate arranged on one side of the pushing base plate far away from the pressure maintaining station, and tension springs arranged on two sides between the pushing seat and the supporting side plate, the bottom of the screw rod sliding seat is slidably connected with the pushing base plate through a first sliding rail assembly, the pushing seat is slidably connected with the slope of the screw rod sliding seat through a second sliding rail assembly, and the pushing seat is connected with a plurality of pressure head modules through a pushing base plate.

7. The HDMI pressure retention machine of claim 5, wherein the ram module comprises a ram base having a pressure sensor, a ram spring seat slidably disposed on the ram base, a spring disposed between the ram spring seat and the pressure sensor, and a compression head disposed at an end of the ram spring seat, the ram spring seat slidably coupled to the ram base via a third slide assembly.

8. The HDMI voltage protection machine of claim 1, further comprising:

the jacking and positioning mechanism is arranged below the pressure maintaining station and used for positioning the carrier conveyed to the pressure maintaining station, so that the carrier conveyed to the pressure maintaining station is positioned on the pressure maintaining station.

9. The HDMI voltage protection machine of claim 1, further comprising:

the prepressing mechanism is arranged above the pressure maintaining station and is used for applying a certain prepressing force to the connecting plate on the pressure maintaining station downwards before the pressure maintaining operation.

10. The HDMI voltage protection machine of claim 1, further comprising:

the feeding code scanning mechanism is arranged above the feeding station and is used for scanning the code on the carrier positioned at the feeding station.