CN212444006U - Conveying mechanism for automatic assembling machine of SD card connector - Google Patents

Abstract

The utility model discloses a conveying mechanism for automatic kludge of SD card connector, the loach carrying platform comprises a supporting fram, the material loading subassembly, horizontal pay-off subassembly, the transfer subassembly, first locating component and second locating component, horizontal pay-off subassembly is installed on the support frame, the discharge end of material loading subassembly is connected with the feed end of horizontal pay-off subassembly, the direction of delivery along horizontal pay-off subassembly has set gradually the material loading station, first station, second station and third station, the material loading station sets up the junction at material loading subassembly and horizontal pay-off subassembly, the transfer subassembly is installed in material loading station department, first locating component is installed respectively on first station and third station, the second locating component is installed on the second station. The utility model discloses a material loading subassembly carries out automatic feeding, and the transfer subassembly is carried the work piece to horizontal pay-off subassembly on, and corresponding processing station is carried with the work piece to horizontal pay-off subassembly on, realizes the automatic transport of material, effectively improves production efficiency, reduces labour's consumption.

Description

Conveying mechanism for automatic assembling machine of SD card connector

Technical Field

The utility model relates to an automatic kludge field, in particular to a conveying mechanism that is used for automatic kludge of SD card connector.

Background

In the field of electronic devices, an SD card is a very small flash memory card, and is widely used in various mainstream mobile phones and other portable digital devices, and an SD card connector is used to connect the SD card with the mobile phones or the digital devices. The SD card connector consists of a semi-finished plastic shell, a spring, a small rubber core, a crochet hook and an iron shell.

The existing SD card connector is assembled manually, and feeding and discharging are carried out manually, so that the assembly production efficiency is low, the labor consumption is high, and the production requirement cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem to the defect that exists among the above-mentioned prior art, provide one kind to solve the problem of proposing in the above-mentioned background art.

In order to solve the technical problem, the utility model discloses the technical scheme who takes as follows: the utility model provides a conveying mechanism for automatic kludge of SD card connector, includes support frame, material loading subassembly, horizontal feeding subassembly, transfer subassembly, first locating component and second locating component, horizontal feeding subassembly is installed on the support frame, the discharge end of material loading subassembly with the feed end of horizontal feeding subassembly is connected, follows the direction of delivery of horizontal feeding subassembly has set gradually material loading station, first station, second station and third station, the material loading station sets up material loading subassembly with the junction of horizontal feeding subassembly, the transfer subassembly is installed material loading station department, first locating component is installed respectively on first station with on the third station, the second locating component is installed on the second station.

As a further elaboration of the above technical solution:

in the above technical scheme, the material loading subassembly includes support, material loading dish, material loading track, conveyer, action wheel, follows driving wheel and action wheel driving motor, the material loading track the action wheel follow the driving wheel with action wheel driving motor all installs on the support, the material loading track with the discharge end of material loading dish is connected and offers and is used for carrying the channel of treating the processing work piece, conveyer arranges in and the cover is established in the channel the action wheel with follow driving wheel is last, action wheel driving motor with the action wheel transmission is connected, thereby the drive the action wheel takes place to rotate, drives from taking place to rotate the action wheel takes place to rotate the drive conveyer takes place to rotate and carries and treats the processing work piece.

In the technical scheme, the transverse feeding assembly comprises a conveying track and a material shifting assembly, the conveying track extends along the X-axis direction, the conveying track is arranged above the support frame and provided with a channel for moving workpieces, and the material shifting assembly is arranged on the support frame and arranged below the conveying track;

dial the material subassembly including stir the slide, install stir on the slide and respectively with the material loading station first station the second station with the third station one-to-one stir the movable block, be used for driving stir slide lateral shifting's lateral shifting subassembly with be used for driving stir slide longitudinal movement's longitudinal movement subassembly, the lateral shifting subassembly with the longitudinal movement subassembly is all installed on the support frame and with stir slide fixed connection to the slide is stirred in the drive and is followed the motion of XZ axle direction.

In the above technical scheme, the lateral shifting subassembly includes first mounting panel, transverse slide, horizontal slider, horizontal lead screw, transverse drive motor, first connecting plate, first mounting panel is installed on the support frame, transverse slide, horizontal lead screw and transverse drive motor are all installed on the first mounting panel, horizontal slider with transverse slide sliding connection and with transverse lead screw fixed connection, the one end of first connecting plate with transverse slide fixed connection, the other end with stir slide fixed connection, transverse drive motor with transverse lead screw transmission connects, thereby drives transverse lead screw takes place to rotate, drives transverse slide that drives transverse slide, drives the transverse motion of stirring the slide.

In the above technical scheme, the longitudinal movement subassembly includes second mounting panel, longitudinal slide, vertical slider, vertically drives actuating cylinder and second connecting plate, longitudinal slide with vertically drive actuating cylinder and all install on the second mounting panel, vertical slider with longitudinal slide sliding connection, the one end of second connecting plate with vertical slider fixed connection, the other end with stir slide fixed connection, vertically drive actuating cylinder with vertical slider transmission is connected, thereby drives vertical slider up-and-down motion drives the up-and-down motion of stirring the slide.

In the above technical scheme, the transfer assembly includes a first chute, a first slider, a first driving cylinder, a first connecting plate and a placing table, the first chute is vertically installed on the support frame, the first slider is connected with the first chute in a sliding manner, one end of the first connecting plate is fixedly connected with the top end of the first slider, the placing table is installed below the other end of the first connecting plate and forms a placing cavity for placing a workpiece with the first connecting plate, the first driving cylinder is installed on the first chute and is in transmission connection with the first slider, so that the first slider is driven to move up and down, and the first connecting plate and the placing table are driven to form the up and down movement of the placing cavity.

In the above technical solution, the first positioning assembly includes a longitudinal positioning assembly disposed perpendicular to the conveying track and a transverse positioning assembly disposed transversely on the conveying track;

the longitudinal positioning assembly comprises a second sliding chute, a second sliding block, a second driving cylinder and a first positioning block, the second sliding chute is arranged on the conveying track, the second driving cylinder is arranged on the second sliding chute, the second sliding block is in sliding connection with the second sliding chute, the first positioning block is arranged on the second sliding block, and the second driving cylinder is in transmission connection with the second sliding block, so that the second sliding block is driven to move longitudinally on the second sliding chute, and the first positioning block is driven to be in contact with or separated from a workpiece to be processed;

the transverse positioning assembly comprises a third sliding groove, a third sliding block, a third driving cylinder and a second positioning block, the third sliding groove is transversely arranged on the conveying track, the third sliding block is connected with the third sliding groove in a sliding mode, the second positioning block is arranged on the third sliding block, the third driving cylinder is arranged on the third sliding groove and connected with the third sliding block in a transmission mode, and therefore the second sliding block is driven to move transversely on the second sliding groove to drive the second positioning block to contact with or separate from a workpiece to be processed.

In the above technical scheme, the second positioning assembly includes a fourth chute, a fourth sliding block, a fourth driving cylinder, a third positioning block, a fifth driving cylinder and a fourth positioning block, the fourth chute is vertically installed on the conveying track, the fourth sliding block is in sliding connection with the fourth chute, the third positioning block is installed on the fourth sliding block, the fourth driving cylinder is installed on the fourth chute and is in transmission connection with the fourth sliding block, so that the longitudinal movement of the fourth sliding block on the fourth chute is driven to drive the third positioning block to be in contact with or separated from the workpiece to be processed, and the fifth driving cylinder is installed on the conveying track and is in transmission connection with the fourth positioning block, so that the longitudinal movement of the fourth positioning block is driven to enable the fourth positioning block to be in contact with or separated from the workpiece to be processed.

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses a material loading subassembly carries out automatic feeding, and the transfer subassembly is carried the work piece to horizontal pay-off subassembly on, and corresponding processing station is carried with the work piece to horizontal pay-off subassembly on, realizes the automatic transport of material, effectively improves production efficiency, reduces labour's consumption.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the present invention with the loading assembly removed;

fig. 3 is a schematic view of the present invention with the loading assembly removed from another angle.

In the figure: 01. a feeding station; 02. a first station; 03. a second station; 04. a third station; 1. a support frame; 2. a feeding assembly; 21. a support; 22. feeding a material plate; 23. a feeding track; 24. a conveyor belt; 25. a driving wheel; 26. a driven wheel; 27. the driving wheel drives the motor; 3. a transverse feeding assembly; 31. a conveying track; 32. a material poking component; 321. shifting the sliding plate; 322. a shifting block; 323. a lateral movement assembly; 3231. a first mounting plate; 3232. a transverse slide plate; 3233. a transverse slide block; 3234. a transverse screw rod; 3235. a transverse driving motor; 3236. a first connecting plate; 324. a longitudinal movement assembly; 3241. a second mounting plate; 3242. a longitudinal slide; 3243. a longitudinal slide block; 3244. a longitudinal driving cylinder; 3245. a second connecting plate; 4. A transfer component; 41. a first chute; 42. a first slider; 43. a first driving cylinder; 44. a first connecting plate; 45. a placing table; 46. placing the cavity; 5. a first positioning assembly; 51. a longitudinal positioning assembly; 511. a second chute; 512. a second slider; 513. a second driving cylinder; 514. a first positioning block; 52. a transverse positioning assembly; 521. a third chute; 522. a third slider; 523. a third driving cylinder; 524. a second positioning block; 6. a second positioning assembly; 61. a fourth chute; 62. a fourth slider; 63. a fourth drive cylinder; 64. a third positioning block; 65. a fifth driving cylinder; 66. and a fourth positioning block.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The embodiments described by referring to the drawings are exemplary and intended to be used for explaining the present application and are not to be construed as limiting the present application. In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be considered limiting. Furthermore, the terms "first", "second" and "first" 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 indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise. In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate. In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.

As shown in fig. 1 to 3, a conveying mechanism for an automatic assembling machine of an SD card connector comprises a supporting frame 1, a feeding assembly 2, a transverse feeding assembly 3, a transfer assembly 4, a first positioning assembly 5 and a second positioning assembly 6, the transverse feeding component 3 is arranged on the support frame 1, the discharge end of the feeding component 2 is connected with the feed end of the transverse feeding component 3, a feeding station 01, a first station 02, a second station 03 and a third station 04 are sequentially arranged along the conveying direction of the transverse feeding component 3, the feeding station 01 is arranged at the joint of the feeding assembly 2 and the transverse feeding assembly 3, the transfer assembly 4 is arranged at the feeding station 01, the first positioning assembly 5 is respectively arranged at the first station 02 and the third station 04, and the second positioning assembly 6 is arranged at the second station 03. The utility model discloses a material loading subassembly 2 carries out automatic feeding, and transfer subassembly 4 carries the work piece to horizontal pay-off subassembly 3 on, and corresponding processing station is carried with the work piece to horizontal pay-off subassembly 3 on, realizes the automatic transport of material, effectively improves production efficiency, reduces labour's consumption.

Wherein, as shown in fig. 1, the material loading subassembly 2 includes support 21, material loading dish 22, material loading track 23, conveyer 24, action wheel 25, follows driving wheel 26 and driving wheel driving motor 27, material loading track 23 the action wheel 25 follow driving wheel 26 with driving wheel driving motor 27 all installs on support 21, material loading track 23 with the discharge end of material loading dish 22 is connected and offers the channel that is used for carrying the work piece of treating processing, conveyer 24 arranges in and overlap in the channel and establish the action wheel 25 with follow driving wheel 26 is last, driving wheel driving motor 27 with the transmission of action wheel 25 is connected, thereby the drive action wheel 25 takes place to rotate, drives take place to rotate from driving wheel 26, drives conveyer 24 takes place to rotate and carries the work piece of treating processing.

Specifically, as shown in fig. 2, the transverse feeding assembly 3 includes a conveying rail 31 and a material shifting assembly 32 extending along the X-axis direction, the conveying rail 31 is installed above the support frame 1 and is provided with a channel for moving a workpiece, and the material shifting assembly 32 is installed on the support frame 1 and is arranged below the conveying rail 31. Dial material subassembly 32 including stir slide 321, install stir on the slide 321 and respectively with material loading station 01 first station 02 second station 03 with third station 04 one-to-one dial piece 322, be used for driving stir slide 321 lateral shifting's lateral shifting subassembly 323 and be used for driving stir slide 321 longitudinal movement's longitudinal movement subassembly 324, lateral shifting subassembly 323 with longitudinal movement subassembly 324 all installs on support frame 1 and with stir slide 321 fixed connection to the drive is stirred slide 321 and is followed the motion of XZ axle direction.

Wherein, lateral shifting subassembly 323 includes first mounting panel 3231, horizontal slide plate 3232, horizontal slider 3233, horizontal lead screw 3234, horizontal driving motor 3235 and first connecting plate 3236, first mounting panel 3231 is installed on support frame 1, horizontal slide plate 3232, horizontal lead screw 3234 and horizontal driving motor 3235 are all installed on first mounting panel 3231, horizontal slider 3233 with horizontal slide plate 3232 sliding connection and with horizontal lead screw 3234 fixed connection, first connecting plate 3236's one end with horizontal slider 3233 fixed connection, the other end with stir slide plate 321 fixed connection, horizontal driving motor 3235 with horizontal lead screw 3234 transmission is connected, thereby the drive horizontal lead screw 3234 takes place to rotate, drives the lateral sliding of horizontal slider 3233, drives the lateral motion of stirring slide plate 321.

The longitudinal moving assembly 324 comprises a second mounting plate 3241, a longitudinal sliding plate 3242, a longitudinal sliding block 3243, a longitudinal driving cylinder 3244 and a second connecting plate 3245, the longitudinal sliding plate 3242 and the longitudinal driving cylinder 3244 are both mounted on the second mounting plate 3241, the longitudinal sliding block 3243 is in sliding connection with the longitudinal sliding plate 3242, one end of the second connecting plate 3245 is fixedly connected with the longitudinal sliding block 3243, the other end of the second connecting plate 3245 is fixedly connected with the toggle sliding plate 321, and the longitudinal driving cylinder 3244 is in transmission connection with the longitudinal sliding block 3243, so that the longitudinal sliding block 3243 is driven to move up and down to drive the toggle sliding plate 3242 to move up and down.

In this embodiment, as shown in fig. 2, the transfer assembly 4 includes a first chute 41, a first slider 42, a first driving cylinder 43, a first connecting plate 44 and a placing table 45, the first sliding groove 41 is longitudinally arranged on the support frame 1, the first sliding block 42 is connected with the first sliding groove 41 in a sliding way, one end of the first connecting plate 44 is fixedly connected with the top end of the first slider 42, the placing table 45 is installed below the other end of the first connecting plate 44 and forms a placing cavity 46 with the first connecting plate 44 for placing a workpiece, the first driving cylinder 43 is mounted on the first sliding chute 41 and is in transmission connection with the first sliding block 42, thereby driving the up-and-down movement of the first slider 42, thereby driving the up-and-down movement of the placing cavity 46 formed by the first connecting plate 44 and the placing table 45.

Specifically, as shown in fig. 3, the first positioning assembly 5 includes a longitudinal positioning assembly 51 disposed perpendicular to the conveying track and a transverse positioning assembly 52 disposed transversely on the conveying track 31. The longitudinal positioning assembly 51 comprises a second sliding groove 511, a second sliding block 512, a second driving cylinder 513 and a first positioning block 514, the second sliding groove 511 is mounted on the conveying track 31, the second driving cylinder 513 is mounted on the second sliding groove 511, the second sliding block 512 is in sliding connection with the second sliding groove 511, the first positioning block 514 is mounted on the second sliding block 512, and the second driving cylinder 513 is in transmission connection with the second sliding block 512, so that the second sliding block 512 is driven to move longitudinally on the second sliding groove 511 to drive the first positioning block 514 to be in contact with or separated from a workpiece to be processed. The transverse positioning assembly 52 includes a third sliding chute 521, a third sliding block 522, a third driving cylinder 523 and a second positioning block 524, the third sliding chute 521 is transversely installed on the conveying track 31, the third sliding block 522 is slidably connected with the third sliding chute 521, the second positioning block 524 is installed on the third sliding block 522, and the third driving cylinder 523 is installed on the third sliding chute 521 and is in transmission connection with the third sliding block 522, so as to drive the third sliding block 522 to transversely move on the third sliding chute 521, and drive the second positioning block 524 to contact with or separate from a workpiece to be processed.

Wherein, the second positioning assembly 6 comprises a fourth sliding chute 61, a fourth sliding block 62, a fourth driving cylinder 63, a third positioning block 64, a fifth driving cylinder 65 and a fourth positioning block 66, the fourth sliding chute 61 is longitudinally arranged on the conveying track 31, the fourth sliding block 62 is connected with the fourth sliding chute 61 in a sliding way, the third positioning block 64 is mounted on the fourth sliding block 62, the fourth driving cylinder 63 is mounted on the fourth sliding groove 61 and is in transmission connection with the fourth sliding block 62, thereby driving the fourth slide block 62 to move longitudinally on the fourth slide groove 61, driving the third positioning block 64 to contact with or separate from the workpiece to be processed, the fifth driving cylinder 65 is installed on the conveying track 31 and is in transmission connection with the fourth positioning block 66, thereby driving the longitudinal movement of the fourth positioning block 66 to make the fourth positioning block 66 contact with or separate from the workpiece to be processed.

The utility model discloses a material loading subassembly 2 carries out automatic feeding, and transfer subassembly 4 carries the work piece to horizontal pay-off subassembly 3 on, and corresponding processing station is carried with the work piece to horizontal pay-off subassembly 3 on, realizes the automatic transport of material, effectively improves production efficiency, reduces labour's consumption.

The above is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.

Claims (8)

1. The utility model provides a conveying mechanism for automatic kludge of SD card connector, its characterized in that, includes support frame, material loading subassembly, horizontal feeding subassembly, transfer subassembly, first locating component and second locating component, horizontal feeding subassembly is installed on the support frame, the discharge end of material loading subassembly with the feed end of horizontal feeding subassembly is connected, follows the direction of delivery of horizontal feeding subassembly has set gradually material loading station, first station, second station and third station, the material loading station sets up material loading subassembly with the junction of horizontal feeding subassembly, the transfer subassembly is installed material loading station department, first locating component is installed respectively on first station with on the third station, the second locating component is installed on the second station.

2. The conveying mechanism for the automatic SD card connector assembling machine according to claim 1, wherein the feeding assembly comprises a support, a feeding tray, a feeding rail, a conveying belt, a driving wheel, a driven wheel and a driving wheel driving motor, the feeding rail, the driving wheel, the driven wheel and the driving wheel driving motor are all mounted on the support, the feeding rail is connected with the discharge end of the feeding tray and provided with a channel for conveying workpieces to be processed, the conveying belt is arranged in the channel and sleeved on the driving wheel and the driven wheel, the driving wheel driving motor is connected with the driving wheel in a transmission manner, so that the driving wheel is driven to rotate, the driven wheel is driven to rotate, and the conveying belt is driven to rotate and convey the workpieces to be processed.

3. The conveying mechanism of claim 1, wherein the transverse feeding assembly comprises a conveying rail extending in the X-axis direction and a material ejecting assembly, the conveying rail is mounted above the supporting frame and provided with a channel for moving the workpiece, and the material ejecting assembly is mounted on the supporting frame and disposed below the conveying rail;

dial the material subassembly including stir the slide, install stir on the slide and respectively with the material loading station first station the second station with the third station one-to-one stir the movable block, be used for driving stir slide lateral shifting's lateral shifting subassembly with be used for driving stir slide longitudinal movement's longitudinal movement subassembly, the lateral shifting subassembly with the longitudinal movement subassembly is all installed on the support frame and with stir slide fixed connection to the slide is stirred in the drive and is followed the motion of XZ axle direction.

4. The conveying mechanism for an automatic assembling machine of SD card connectors according to claim 3, it is characterized in that the transverse moving component comprises a first mounting plate, a transverse sliding block, a transverse screw rod, a transverse driving motor and a first connecting plate, the first mounting plate is arranged on the support frame, the transverse sliding plate, the transverse screw rod and the transverse driving motor are all arranged on the first mounting plate, the transverse sliding block is connected with the transverse sliding plate in a sliding way and is fixedly connected with the transverse screw rod, one end of the first connecting plate is fixedly connected with the transverse sliding block, the other end of the first connecting plate is fixedly connected with the toggle sliding plate, the transverse driving motor is in transmission connection with the transverse screw rod, thereby driving the transverse screw rod to rotate, driving the transverse sliding block to transversely slide, and driving the shifting sliding plate to transversely move.

5. The conveying mechanism for the automatic SD card connector assembling machine according to claim 3, wherein the longitudinal moving assembly comprises a second mounting plate, a longitudinal sliding block, a longitudinal driving cylinder and a second connecting plate, the longitudinal sliding plate and the longitudinal driving cylinder are both mounted on the second mounting plate, the longitudinal sliding block is slidably connected with the longitudinal sliding plate, one end of the second connecting plate is fixedly connected with the longitudinal sliding block, the other end of the second connecting plate is fixedly connected with the toggle sliding plate, and the longitudinal driving cylinder is in transmission connection with the longitudinal sliding block, so that the longitudinal sliding block is driven to move up and down to drive the toggle sliding plate to move up and down.

6. The conveying mechanism for an automatic assembling machine of SD card connectors according to claim 1, it is characterized in that the transfer component comprises a first chute, a first slide block, a first driving cylinder, a first connecting plate and a placing platform, the first sliding groove is longitudinally arranged on the supporting frame, the first sliding block is connected with the first sliding groove in a sliding way, one end of the first connecting plate is fixedly connected with the top end of the first sliding block, the placing table is arranged below the other end of the first connecting plate and forms a placing cavity for placing a workpiece with the first connecting plate, the first driving cylinder is arranged on the first sliding groove and is in transmission connection with the first sliding block, thereby driving the first slide block to move up and down, and driving the first connecting plate and the placing table to form the placing cavity to move up and down.

7. The conveying mechanism for an automatic assembling machine of SD card connectors according to claim 3, wherein said first positioning assembly comprises a longitudinal positioning assembly disposed perpendicular to said conveying rail and a transverse positioning assembly disposed transversely on said conveying rail;

the longitudinal positioning assembly comprises a second sliding chute, a second sliding block, a second driving cylinder and a first positioning block, the second sliding chute is arranged on the conveying track, the second driving cylinder is arranged on the second sliding chute, the second sliding block is in sliding connection with the second sliding chute, the first positioning block is arranged on the second sliding block, and the second driving cylinder is in transmission connection with the second sliding block, so that the second sliding block is driven to move longitudinally on the second sliding chute, and the first positioning block is driven to be in contact with or separated from a workpiece to be processed;

the transverse positioning assembly comprises a third sliding groove, a third sliding block, a third driving cylinder and a second positioning block, the third sliding groove is transversely arranged on the conveying track, the third sliding block is connected with the third sliding groove in a sliding mode, the second positioning block is arranged on the third sliding block, the third driving cylinder is arranged on the third sliding groove and connected with the third sliding block in a transmission mode, and therefore the third sliding block is driven to move transversely on the third sliding groove to drive the second positioning block to contact with or separate from a workpiece to be processed.

8. The conveying mechanism for an automatic assembling machine of SD card connectors according to claim 3, it is characterized in that the second positioning component comprises a fourth sliding chute, a fourth sliding block, a fourth driving cylinder, a third positioning block, a fifth driving cylinder and a fourth positioning block, the fourth sliding groove is longitudinally arranged on the conveying track, the fourth sliding block is connected with the fourth sliding groove in a sliding way, the third positioning block is arranged on the fourth sliding block, the fourth driving cylinder is arranged on the fourth sliding groove and is in transmission connection with the fourth sliding block, thereby driving the fourth slide block to move longitudinally on the fourth sliding groove, driving the third positioning block to be contacted with or separated from the workpiece to be processed, the fifth driving cylinder is arranged on the conveying track and is in transmission connection with the fourth positioning block, thereby driving the longitudinal movement of the fourth positioning block to make the fourth positioning block contact with or separate from the workpiece to be processed.

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