CN215699529U - Automatic core loading device - Google Patents

Abstract

The utility model relates to the technical field of 3C electronic product assembly, in particular to an automatic core installing device. It includes: the core loading mechanism comprises a three-dimensional position adjusting mechanism and a core grabbing mechanism, the three-dimensional position adjusting mechanism comprises a rotating mechanism for driving the core grabbing mechanism to rotate, a lifting mechanism for driving the rotating mechanism to lift, and a longitudinal moving mechanism for driving the lifting mechanism to horizontally move; wherein the lifting mechanism is connected with a pushing mechanism used for pushing the movement to move downwards. According to the utility model, the core loading mechanism is arranged, so that the core can be inserted into the shell, the whole machine basically does not need manual operation, the production efficiency can be effectively improved, and the quality can be ensured.

Description

Automatic core loading device

Technical Field

The utility model relates to the technical field of 3C electronic product assembly, in particular to an automatic core installing device.

Background

When 3C electronic products such as a charger and the like are assembled, a machine core (a circuit board) is generally inserted into an annular shell manually, so that the working strength is high, and the efficiency is low; and the quality is difficult to guarantee due to the operation of different people.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an automatic core installing device aiming at the defects of the prior art, which can accurately install a core into a shell, effectively improve the production efficiency and ensure the quality.

An automated core loading apparatus, comprising: the core loading mechanism comprises a three-dimensional position adjusting mechanism and a core grabbing mechanism, the three-dimensional position adjusting mechanism comprises a rotating mechanism for driving the core grabbing mechanism to rotate, a lifting mechanism for driving the rotating mechanism to lift, and a longitudinal moving mechanism for driving the lifting mechanism to horizontally move; wherein the lifting mechanism is connected with a pushing mechanism used for pushing the movement to move downwards.

Furthermore, the machine shell conveying mechanism comprises two side plates which are arranged in parallel, belt pulleys are respectively arranged at two ends of each side plate, the two belt pulleys are connected through a belt, a middle seat is connected to the lower end of the middle part of each side plate, at least 2 belt tensioning wheels are arranged in the middle of each side plate, the 2 belt tensioning wheels are outer tensioning wheels, the middle seat is provided with at least 1 belt tensioning wheel, the belt tensioning wheels are inner tensioning wheels, the two outer tensioning wheels are located on the outer sides of the belts and located on two sides of the inner tensioning wheels, and the inner tensioning wheels are located on the inner sides of the belts; the two inner tension wheels are connected through a transmission shaft, and the transmission shaft is connected with a driving device for driving the transmission shaft to rotate.

Further, be equipped with a plurality of stock stop between two curb plates, stock stop includes the lower plate of being connected with the both sides board, and the lower plate is connected with the cylinder, and the cylinder passes through fixed plate and lower plate fixed connection, and the push rod of cylinder is connected with the lower base, and the lower base is equipped with at least one supporting shoe, and the supporting shoe articulates there is the stock stop, and the stock stop is equipped with stock stop portion and spacing portion, and stock stop portion and spacing portion are the contained angle setting, the lower pedestal connection has the cushion that the position can be adjusted, and the cushion is located between spacing portion and the lower base.

Further, the movement conveying mechanism and the shell conveying mechanism are identical in structure.

Further, the longitudinal moving mechanism comprises a main support and an auxiliary support which are arranged at intervals, a longitudinal linear module is arranged on the main support, a longitudinal guide rail is arranged on the auxiliary support, an auxiliary sliding seat is connected to the guide rail in a sliding mode, a main sliding seat is arranged on the longitudinal linear module, a transverse support is arranged between the main sliding seat and the auxiliary sliding seat, and the lifting mechanism is fixed on the transverse support.

Further, elevating system includes the vertical linear module of being connected with horizontal support, and vertical linear module is equipped with vertical slide, and vertical slide is connected with the intermediate strut, and the lower extreme of intermediate strut is connected with the U-shaped frame of inversion, the U-shaped frame with rotary mechanism is connected.

Preferably, the rotating mechanism comprises a rotating driving device, and the rotating driving device is fixed on one inner side surface of the U-shaped frame; the rotary driving device is connected with a rotating shaft, and one end of the rotating shaft is movably connected with the end part of the U-shaped frame; the rotating shaft is connected with a rotating plate, the middle part of the rotating plate is provided with a shaft hole, and the rotating shaft is sleeved in the shaft hole; the core grabbing mechanism is fixed on the rotating plate; the pushing mechanism is fixed on the front side of the middle bracket; after the movement grabbing mechanism grabs the movement, the rotation driving device drives the rotation shaft to rotate for 90 degrees, and the movement is located below the material pushing mechanism.

Furthermore, the core grabbing mechanism comprises a plurality of clamping cylinders, the pushing mechanism comprises a plurality of pushing cylinders, and the pushing cylinders correspond to the clamping cylinders one to one.

Preferably, a push block is connected below the push rod of the pushing cylinder.

Further, still including the positioner who is used for fixing a position the casing, positioner is including setting up in the locating rack of casing conveying mechanism both sides, the locating rack includes fixed connection's the board of accepting and supporting leg, accepts the board and is connected with a plurality of groups slide rail, and slide rail sliding connection has the slider, slider fixedly connected with connecting plate, and the upper end of connecting plate is connected with the locating plate, and the locating plate is connected with the locating piece, the location breach has been seted up to the locating piece, it is connected with the linear drive device who is used for driving connecting plate linear movement to accept the board.

The device comprises a machine shell, a machine shell auxiliary conveying mechanism, a machine shell upper carrier device and a machine shell lower carrier device, wherein the machine shell upper carrier device comprises an auxiliary longitudinal moving mechanism, the auxiliary longitudinal moving mechanism is connected with an auxiliary lifting mechanism, the auxiliary lifting mechanism is provided with a lifting plate, the lifting plate is connected with a bearing support, the lower end of the bearing support is connected with a bearing plate through a connecting column, the bearing plate is connected with a plurality of auxiliary rotating devices, and the auxiliary rotating devices are connected with an auxiliary clamping mechanism for clamping the machine shell; the casing pair conveying mechanism is positioned on one side of the carrier device on the casing.

The utility model has the beneficial effects that: according to the utility model, the core loading mechanism is arranged, so that the core can be inserted into the shell, the whole machine basically does not need manual operation, the production efficiency can be effectively improved, and the quality can be ensured.

Drawings

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

Fig. 2 is a schematic diagram of a case conveying mechanism.

FIG. 3 is a schematic view of a pulley in cooperation with a tensioner.

Fig. 4 is a schematic view of the stock stop.

Fig. 5 is a schematic diagram of the cooperation between the movement grabbing mechanism and the three-dimensional position adjusting mechanism.

Fig. 6 is a partial schematic view of fig. 5 with the longitudinal moving mechanism and the lifting mechanism removed.

Fig. 7 is a schematic view of the device of fig. 6 in cooperation with a positioning device.

Fig. 8 is another view of fig. 7.

Fig. 9 is a schematic view of a third viewing angle of fig. 7.

Fig. 10 is a schematic view of the device on the housing.

Reference numerals:

1-core conveying mechanism; 2-machine shell conveying mechanism; 3-carrier device on the machine shell; 4-core loading mechanism; 5-case pair conveying mechanism; 100-movement; 200-a housing;

11-side plate; 12-a material blocking device; 13-a belt pulley; 14-a drive shaft; 15-inner tension wheel; 16-external tension wheel; 17-middle seat; 18-a belt;

121-cylinder; 122-fixed plate; 123-lower base; 124-cushion block; 125-limiting part; 126-material blocking part; 127-a pulley; 128-supporting block; 129-material blocking block;

31-secondary longitudinal movement mechanism; 32-linear motor; 33-auxiliary lifting mechanism; 34-a carrier support; 35-connecting column; 36-carrier plate; 37-secondary rotation means; 38-secondary clamping mechanism; 39-lifting plate;

41-main support; 42-Secondary support; 43-longitudinal straight line module; 44-main slide; 45-transverse support; 46-intermediate support; 47-vertical slide; 48-vertical linear module; 49-U-shaped frame; 410-material pushing cylinder; 411 — rotational drive; 412-a push block; 413-guide rail; 414-secondary slide; 415 — clamping cylinder; 416-axis of rotation; 417 — rotating plate; 418-bearing Block; 420-positioning plate; 421-connecting plate; 422-slide block; 423-slide rail; 424-spacer; 425-positioning notch; 426-positioning block; 427-Linear drive means.

Detailed Description

The present invention will be further described with reference to the accompanying drawings 1 to 10 and the detailed description thereof.

As shown in fig. 1, an automatic core loading apparatus includes: the core loading mechanism 4 comprises a three-dimensional position adjusting mechanism and a core grabbing mechanism, the three-dimensional position adjusting mechanism comprises a rotating mechanism for driving the core grabbing mechanism to rotate, a lifting mechanism for driving the rotating mechanism to lift, and a longitudinal moving mechanism for driving the lifting mechanism to horizontally move; in which the lifting mechanism is connected with a pushing mechanism for pushing the movement 100 to move downwards, see fig. 5.

When the technical scheme works, the machine core conveying mechanism 1 and the machine shell conveying mechanism 2 are transversely arranged at intervals, and the longitudinal moving mechanism can drive the lifting mechanism to move back and forth above the machine shell conveying mechanism 2 and the machine core conveying mechanism 1; when the machine core conveying mechanism 1 and the machine shell conveying mechanism 2 work, the machine core 100 and the machine shell 200 are conveyed on the machine core conveying mechanism 1 and the machine shell conveying mechanism 2 through carriers, the standby machine core 100 is conveyed to a preset position, and the machine core conveying mechanism 1 is paused or controls a machine core carrier to stop at the preset position through other mechanisms; the shell 200 is conveyed to an assembly station, and the shell conveying mechanism 2 pauses or controls the shell carrier to stay at a preset position through other devices; then the longitudinal moving mechanism drives the lifting mechanism to be above the movement 100, the rotating mechanism drives the movement grabbing mechanism to adjust the position, then the lifting mechanism drives the rotating mechanism and the movement grabbing mechanism to descend, so that the movement grabbing mechanism is opposite to the movement 100, and then the mechanical grabbing mechanism acts to clamp the movement 100; then, the lifting mechanism acts to control the movement grabbing mechanism to ascend, and the movement 100 is separated from the movement carrier; then the longitudinal moving mechanism drives the lifting moving mechanism to move towards the shell conveying mechanism 2; the core grabbing mechanism is positioned above the shell carrier when the core grabbing mechanism arrives; the rotating mechanism drives the movement grabbing mechanism to rotate, so that the circuit board of the movement 100 is changed from a horizontal position to a vertical position, the movement 100 is located right above the machine shell 200, then the lifting mechanism drives the movement grabbing mechanism to move downwards, the lower end of the movement 100 is inserted into the machine shell 200, then the movement grabbing mechanism loosens the movement 100, and then the pushing mechanism acts to push the movement 100 into the machine shell 200.

See fig. 2, 3; further, the machine shell conveying mechanism 2 comprises two side plates 11 arranged in parallel, belt pulleys 13 are respectively arranged at two ends of each side plate 11, the two belt pulleys 13 are connected through a belt 18, a middle seat 17 is connected to the lower end of the middle of each side plate 11, at least 2 belt tensioning wheels are arranged in the middle of each side plate 11, the 2 belt tensioning wheels are outer tensioning wheels 16, at least 1 belt tensioning wheel is arranged on each middle seat 17, each belt tensioning wheel is an inner tensioning wheel 15, the two outer tensioning wheels 16 are located on the outer side of each belt 18 and located on two sides of each inner tensioning wheel 15, and the inner tensioning wheels 15 are located on the inner side of each belt 18; the two inner tension wheels 15 are connected by a transmission shaft 14, and the transmission shaft 14 is connected with a driving device for driving the transmission shaft 14 to rotate.

During actual conveying, the machine shell 200 is placed in a carrier, two ends of the carrier are respectively lapped on the belts 18 on two sides, the width of the carrier is the same as or approximately the same as the distance between the two side plates 11, the driving device can be a servo motor, and can also be a servo motor and a transmission mechanism, and the servo motor is connected with the transmission shaft 14 through the transmission mechanism; the driving device drives the transmission shaft 14 to rotate, and the transmission shaft 14 drives the inner tension wheels 15 and the belt 18 on two sides to move; preferably, the belt 18 is a synchronous belt, and the belt pulley 13 and the belt tensioning pulley are synchronous belt pulleys; the belt 18 on both sides drives the shell carrier to move; secondly, in order to make belt 18 have better tensioning effect, this technical scheme has adopted 3 at least belt tensioner at every side, and two outer tension pulley 16 and the cooperation of one interior tension pulley 15 in these 3 belt tensioner for the area of contact of these 3 belt tensioner and belt is big, and frictional force between belt and the belt tensioner is big, both can play the tensioning effect that improves the belt, can avoid the belt to skid again.

See fig. 2, 4; further, be equipped with a plurality of stock stops 12 between two curb plates 11, stock stop 12 includes the lower plate (not drawn in the figure) of being connected with both sides board 11, and the lower plate is connected with cylinder 121, and cylinder 121 passes through fixed plate 122 and lower plate fixed connection, and the push rod of cylinder 121 is connected with lower base 123, and lower base 123 is equipped with at least one supporting shoe 128, and supporting shoe 128 articulates there is stock stop 129, and stock stop 129 is equipped with stock stop portion 126 and spacing portion 125, and stock stop portion 126 and spacing portion 125 are the contained angle setting, lower base 123 is connected with the cushion 124 that the position can be adjusted, and cushion 124 is located between spacing portion 125 and the lower base 123.

When the carrier is conveyed by the belt, the driving device is generally controlled to pause when the carrier reaches a preset position, and because the weight of the carrier is larger, the carrier can move forwards for a short distance under the trend of inertia force when the belt stops, so that the position accuracy of the carrier is lower; in order to solve the problem, the technical scheme adopts the material blocking devices 12, when the material blocking devices 12 are implemented, a plurality of material blocking devices 12 are arranged between two side plates 11, the material blocking devices 12 and carriers are preferably in one-to-one correspondence, the interval between adjacent carriers is basically the same as that between adjacent material blocking devices 12, and an inductor is arranged on the side plates 11 to induce the position of the carriers to determine whether the carriers reach a preset position; when the sensor detects that the carrier will reach the predetermined position, the air cylinder 121 drives the lower base 123 to move upward, so that the material blocking portion 126 of the material blocking block 129 is located on the moving track of the carrier, and when the carrier moves to the predetermined position, the material blocking device 12 blocks the material blocking portion. Meanwhile, other carriers are also blocked by other blocking devices 12; at this time, the driving device may not need to be suspended, thereby maintaining the continuity of the belt conveyance. After the machine shell 200 in the carrier is processed, the cylinder 121 drives the lower base 123 to move downwards, the material blocking part 126 of the material blocking block 129 leaves the moving track of the carrier, and all carriers move forwards while being continuously conveyed by the belt. When the material blocking device 12 is installed, in order to determine the stop position of the carrier, the position of the material blocking part 126 needs to be accurately controlled, and the whole material blocking device 12 is adjusted in the past, so that the adjustment is very inconvenient; according to the technical scheme, the supporting block 128 is arranged, the middle part of the material blocking block 129 is hinged with the supporting block 128, the purpose of adjusting the position of the material blocking part 126 is achieved by moving the position of the cushion block 124, and the whole material blocking device 12 does not need to be adjusted; the spacer 124 may be fixed by adsorption using a magnet or the like. Preferably, the material blocking portion 126 is movably connected with a pulley 127 or a bearing. Reduce the friction between the material blocking part 126 and the jig. Secondly, the material blocking block 129 is hinged with the supporting block 128, so that the movement carrier can be conveniently reset when the position of the movement carrier is determined for trial run, a lifting cylinder is not needed, and simplicity and convenience are realized.

Further, the movement conveying mechanism 1 and the shell conveying mechanism 2 are identical in structure.

For convenient arrangement, the core conveying mechanism 1 and the shell conveying mechanism 2 adopt the same structure.

Referring to fig. 5, further, the longitudinal moving mechanism includes a main support 41 and a secondary support 42 arranged at an interval, the main support 41 is provided with a longitudinal linear module 43, the secondary support 42 is provided with a longitudinal guide rail 413, the guide rail 413 is slidably connected with a secondary slide carriage 414, the longitudinal linear module 43 is provided with a main slide carriage 44, a transverse support 45 is arranged between the main slide carriage 44 and the secondary slide carriage 414, and the lifting mechanism is fixed to the transverse support 45.

The longitudinal linear module 43 can use the linear motor 32 to drive the main slide 44 of the linear motor 32 to move and drive the longitudinal movement between the transverse directions, and the auxiliary support 42 and the auxiliary slide 414 are arranged to assist in supporting the transverse support 45 and keep it stable. In the specific arrangement, the main bracket 41 and the auxiliary bracket 42 are both positioned above the movement conveying mechanism 1 and the machine shell conveying mechanism 2; the lifting mechanism can move between the core conveying mechanism 1 and the shell conveying mechanism 2 through the driving of the longitudinal linear module 43.

Further, the lifting mechanism comprises a vertical linear module 48 connected with the transverse bracket 45, the vertical linear module 48 is provided with a vertical sliding seat 47, the vertical sliding seat 47 is connected with an intermediate bracket 46, the lower end of the intermediate bracket 46 is connected with an inverted U-shaped frame 49, and the U-shaped frame 49 is connected with the rotating mechanism.

Preferably, the rotating mechanism comprises a rotating driving device 411, and the rotating driving device 411 is fixed on an inner side surface of the U-shaped frame 49; the rotary driving device 411 is connected with a rotating shaft 416, and one end of the rotating shaft 416 is movably connected with the end part of the U-shaped frame 49; the rotating shaft 416 is connected with a rotating plate 417, the middle part of the rotating plate 417 is provided with a shaft hole, and the rotating shaft 416 is sleeved in the shaft hole; the movement grabbing mechanism is fixed to the rotating plate 417; the pushing mechanism is fixed on the front side of the middle bracket 46; after the movement grabbing mechanism grabs the movement 100, the rotation driving device 411 drives the rotation shaft 416 to rotate 90 degrees, and the movement 100 is located below the pushing mechanism.

In order to facilitate lifting, the lifting mechanism of the technical scheme adopts a vertical linear module 48, such as a linear motor 32; of course, a screw nut structure can also be adopted; the vertical slide 47 of the vertical linear module 48 moves up and down to drive the middle support 46, the U-shaped frame 49, the rotating mechanism and the like to move up and down. The rotation mechanism is formed by combining a rotation driving device 411 and a rotation shaft 416, the rotation driving device 411 can be a servo motor, the servo motor drives the rotation shaft 416 to rotate, so as to drive the rotation plate 417 to rotate together, and the movement grabbing mechanism adjusts the position together with the rotation plate 417.

See fig. 5, 6; further, the movement grabbing mechanism comprises a plurality of clamping cylinders 415, the material pushing mechanism comprises a plurality of material pushing cylinders 410, and the material pushing cylinders 410 correspond to the clamping cylinders 415 one to one.

In order to conveniently arrange the core grabbing mechanism and the pushing mechanism, the technical scheme arranges the core grabbing mechanism and the pushing mechanism into a clamping cylinder 415 and a pushing cylinder 410.

Preferably, a pushing block 412 is connected below the pushing rod of the pushing cylinder 410.

In order to avoid damaging the movement 100, a push block 412 is arranged below the push rod of the push cylinder 410, so that the push block is stressed uniformly. Meanwhile, when the movement 100 is arranged, the movement 100 is also connected with the bearing blocks 418, and the bearing blocks 418 correspond to the pushing blocks 412 one by one, so that direct action on the movement 100 can be avoided.

See fig. 7, 8, 9; further, still include the positioner who is used for fixing a position casing 200, positioner is including setting up in the locating rack 424 of casing conveying mechanism 2 both sides, locating rack 424 includes fixed connection's accepting board and supporting leg, and accepting board is connected with a plurality of sets of slide rail 423, and slide rail 423 sliding connection has slider 422, and slider 422 fixed connection has connecting plate 421, and the upper end of connecting plate 421 is connected with locating plate 420, and locating plate 420 is connected with locating piece 426, location breach 425 has been seted up to locating piece 426, accepting board is connected with the linear drive device 427 that is used for driving connecting plate 421 linear motion.

When the ferrule insertion operation is performed, the housing 200 needs to be positioned to avoid the position of the housing 200 from being changed due to interference of other factors. According to the technical scheme, the positioning device is arranged, when the shell conveying mechanism 2 conveys the shell carrier to a preset position, the position can be limited by the material blocking device 12, and at the moment, the linear driving device 427 drives the connecting plate 421 to move; the two connecting plates 421 are close to each other, the positioning notches 425 of the two positioning plates 420 correspond to the chassis 200, and the chassis 200 is positioned between the two positioning notches 425; therefore, the situation that the plugging and installation are failed due to position change of the machine shell 200 during plugging is avoided. In addition, this technical scheme adopts the mode that connecting plate 421 is connected with locating plate 420 for locating plate 420 can go into to change, when installing chassis 200 and core 100 of different sizes, only need to change locating plate 420. The linear driving device 427 can be a pneumatic cylinder 121, but other linear modules such as a motor, a lead screw, a nut structure, etc. can also be used.

Further, referring to fig. 10, the device further includes a secondary conveying mechanism 5 of the housing 200 and a carrier device 3 on the housing 200, the carrier device 3 on the housing 200 includes a secondary longitudinal moving mechanism 31, the secondary longitudinal moving mechanism 31 is connected with a secondary lifting mechanism 33, the secondary lifting mechanism 33 is provided with a lifting plate 39, the lifting plate 39 is connected with a bearing bracket 34, the lower end of the bearing bracket 34 is connected with a bearing plate 36 through a connecting column 35, the bearing plate 36 is connected with a plurality of secondary rotating devices 37, and the secondary rotating devices 37 are connected with a secondary clamping mechanism 38 for clamping the housing 200; the sub-conveying mechanism 5 of the casing 200 is located on one side of the carrier device 3 on the casing 200.

When the housing 200 is stored, the position direction of the housing 200 may be different from the position direction when the housing is plugged by 90 degrees, for example, when the housing 200 is stored, the housing 200 is horizontally placed in the carrier, and when the housing 200 is plugged with the movement 100, the housing 200 needs to be kept at the longitudinally placed position, so that the carrier needs to be mounted on the housing 200 again to adjust the position direction. During adjustment, the secondary longitudinal moving mechanism 31 drives the secondary lifting mechanism 33 and the carrier plate 36, and the secondary clamping mechanism 38 to move to the upper part of the carrier of the secondary conveying mechanism 5 of the housing 200, then the secondary lifting mechanism 33 drives the carrier plate 36 to move downwards to a preset position, and the secondary clamping mechanism 38 is opened; the secondary gripper mechanism 38 is open in the meantime; then the auxiliary clamping mechanism 38 clamps the machine shell 200, then the auxiliary longitudinal moving mechanism 31 drives the auxiliary lifting mechanism 33 to move to the upper part of the carrier of the machine shell conveying mechanism 2, and the auxiliary rotating device 37 acts during the process, so as to change the position direction of the machine shell 200; then the sub-elevating mechanism 33 drives the sub-clamping mechanism 38 to move above the mounting hole of the carrier and insert into the mounting hole, then the sub-clamping mechanism 38 is released, and the case 200 falls into the mounting hole. The sub-conveying mechanism 5 of the casing 200 may be the same as the conveying mechanism 2 of the casing, or may be another conveying mechanism such as a belt conveying mechanism. The auxiliary longitudinal moving mechanism 31 may be a structure in which a support and a linear motor 3232 are combined, and the auxiliary lifting mechanism 33 may be the same structure as the lifting mechanism, or may be another linear module. The sub-clamping mechanism 38 may employ a clamping cylinder 415 or the like. The sub-rotating device 37 may be a servomotor or the like.

The above description is only a preferred embodiment of the present invention, and for those skilled in the art, the present invention should not be limited by the description of the present invention, which should be interpreted as a limitation.

Claims (10)

1. The utility model provides an automatic installation core device which characterized in that: it includes: the core loading mechanism comprises a three-dimensional position adjusting mechanism and a core grabbing mechanism, the three-dimensional position adjusting mechanism comprises a rotating mechanism for driving the core grabbing mechanism to rotate, a lifting mechanism for driving the rotating mechanism to lift, and a longitudinal moving mechanism for driving the lifting mechanism to horizontally move; wherein the lifting mechanism is connected with a pushing mechanism used for pushing the movement to move downwards.

2. An automatic core loading device according to claim 1, wherein: the machine shell conveying mechanism comprises two side plates which are arranged in parallel, belt pulleys are respectively arranged at two ends of each side plate, the two belt pulleys are connected through a belt, a middle seat is connected to the lower end of the middle part of each side plate, at least 2 belt tensioning wheels are arranged in the middle of each side plate, the 2 belt tensioning wheels are outer tensioning wheels, the middle seat is provided with at least 1 belt tensioning wheel, each belt tensioning wheel is an inner tensioning wheel, the two outer tensioning wheels are positioned on the outer side of the belt and positioned on two sides of the inner tensioning wheel, and the inner tensioning wheels are positioned on the inner side of the belt; the two inner tension wheels are connected through a transmission shaft, and the transmission shaft is connected with a driving device for driving the transmission shaft to rotate.

3. An automatic core loading device according to claim 2, wherein: be equipped with a plurality of stock stop between two curb plates, stock stop includes the lower plate of being connected with both sides board, and the lower plate is connected with the cylinder, and the cylinder passes through fixed plate and lower plate fixed connection, and the push rod of cylinder is connected with down the base, and the lower base is equipped with at least one supporting shoe, and the supporting shoe articulates there is the gauge block, and the gauge block is equipped with material blocking portion and spacing portion, and material blocking portion and spacing portion are the contained angle setting, the pedestal connection has the cushion that the position can be adjusted down, and the cushion is located between spacing portion and the lower base.

4. An automatic core loading device according to claim 3, wherein: the structure of the machine core conveying mechanism is the same as that of the machine shell conveying mechanism.

5. An automatic core loading device according to claim 1, wherein: the longitudinal moving mechanism comprises a main support and an auxiliary support which are arranged at intervals, a longitudinal linear module is arranged on the main support, a longitudinal guide rail is arranged on the auxiliary support, an auxiliary sliding seat is connected to the guide rail in a sliding mode, a main sliding seat is arranged on the longitudinal linear module, a transverse support is arranged between the main sliding seat and the auxiliary sliding seat, and the lifting mechanism is fixed on the transverse support.

6. An automatic core loading device according to claim 5, wherein: the lifting mechanism comprises a vertical linear module connected with the transverse support, the vertical linear module is provided with a vertical sliding seat, the vertical sliding seat is connected with an intermediate support, the lower end of the intermediate support is connected with an inverted U-shaped frame, and the U-shaped frame is connected with the rotating mechanism.

7. An automatic core loading device according to claim 6, wherein: the rotating mechanism comprises a rotating driving device which is fixed on one inner side surface of the U-shaped frame; the rotary driving device is connected with a rotating shaft, and one end of the rotating shaft is movably connected with the end part of the U-shaped frame; the rotating shaft is connected with a rotating plate, the middle part of the rotating plate is provided with a shaft hole, and the rotating shaft is sleeved in the shaft hole; the core grabbing mechanism is fixed on the rotating plate; the pushing mechanism is fixed on the front side of the middle bracket; after the movement grabbing mechanism grabs the movement, the rotation driving device drives the rotation shaft to rotate for 90 degrees, and the movement is located below the material pushing mechanism.

8. An automatic core loading device according to claim 7, wherein: the machine core grabbing mechanism comprises a plurality of clamping cylinders, the material pushing mechanism comprises a plurality of material pushing cylinders, and the material pushing cylinders correspond to the clamping cylinders one to one; a push block is connected below the push rod of the pushing cylinder.

9. An automatic core loading device according to claim 1, wherein: still including the positioner who is used for fixing a position the casing, positioner is including setting up in the locating rack of casing conveying mechanism both sides, the locating rack includes fixed connection's the board and the supporting leg of accepting, accepts the board and is connected with a plurality of groups slide rail, slide rail sliding connection has the slider, slider fixedly connected with connecting plate, and the upper end of connecting plate is connected with the locating plate, and the locating plate is connected with the locating piece, the location breach has been seted up to the locating piece, it is connected with the linear drive device who is used for driving connecting plate linear movement to accept the board.

10. An automatic core loading device according to claim 1, wherein: the machine shell loading device comprises a machine shell auxiliary conveying mechanism and a machine shell upper loading device, wherein the machine shell upper loading device comprises an auxiliary longitudinal moving mechanism, the auxiliary longitudinal moving mechanism is connected with an auxiliary lifting mechanism, the auxiliary lifting mechanism is provided with a lifting plate, the lifting plate is connected with a bearing support, the lower end of the bearing support is connected with a loading plate through a connecting column, the loading plate is connected with a plurality of auxiliary rotating devices, and the auxiliary rotating devices are connected with an auxiliary clamping mechanism for clamping the machine shell; the casing pair conveying mechanism is positioned on one side of the carrier device on the casing.

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