CN218538293U - Double-layer automatic circulating return line - Google Patents
Double-layer automatic circulating return line Download PDFInfo
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- CN218538293U CN218538293U CN202222388156.4U CN202222388156U CN218538293U CN 218538293 U CN218538293 U CN 218538293U CN 202222388156 U CN202222388156 U CN 202222388156U CN 218538293 U CN218538293 U CN 218538293U
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Abstract
The application relates to a double-layer automatic circulation backflow line, a die casting piece is automatically transported by matching a positioning carrier, an upper and a lower double-layer conveying lines, a circulation unit, a detection unit and a control unit, and the die casting piece is borne by the positioning carrier, so that the problem that the die casting piece is difficult to grasp is effectively avoided; the conveying line is used for circularly conveying the positioning carrier and consists of an upper double-layer conveying line, a lower double-layer conveying line and circulating units arranged at two ends of the upper double-layer conveying line and the lower double-layer conveying line; the manual carrying process is effectively avoided; the position of the positioning carrier is detected through the detection unit, the upper and lower double-layer conveying lines and the circulating unit are controlled by the control unit to convey the positioning carrier, the conveying rhythm is strictly controlled to be matched with the production rhythm, and the automation degree is high.
Description
Technical Field
The utility model relates to a double-deck automatic cycle return line belongs to conveying assembly line technical field.
Background
In automobile body die casting shaping production line, realize the transmission of die casting mostly with the mode of artifical material loading and robot transport, however, to the production line that has strict beat restriction and space restriction, artifical handling efficiency is low excessively, and misoperation causes the damage of die casting easily, and is great to the people load, and equipment operation also has huge potential risk to operating personnel's safety moreover. The robot needs extra space requirement for carrying, and due to the particularity of the die casting of the automobile body, the number of positions for grabbing is small, the requirement on the performance of the robot gripper is high, and the cost is greatly increased.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a double-deck automatic cycle return line, its degree of automation is high, and conveying efficiency is high.
In order to achieve the above purpose, the utility model provides a following technical scheme: a dual layer automatic recirculation return line, comprising:
the positioning carrier is used for bearing the die casting,
the conveying unit comprises conveying lines which are oppositely arranged on the upper layer and the lower layer;
the two circulating units are symmetrically arranged at two ends of the conveying unit and used for transferring the positioning carrier between the upper conveying line and the lower conveying line;
the detection unit is arranged on the conveying unit and the circulating unit and used for detecting the position of the positioning carrier and sending out a detection signal; and
the control unit controls the circulation unit and the conveying unit to work according to the detection signal;
the conveying line comprises a conveying support, two conveying guide rails and a first driving motor, the two conveying guide rails are symmetrically arranged on the conveying support, each conveying guide rail comprises two strip plates which are parallel to each other, a plurality of rollers are arranged between the two strip plates at equal intervals, the two adjacent rollers are connected through a chain, the positioning carriers are placed on the rollers, the rollers at symmetrical positions on the two conveying guide rails form a group, the first driving motor drives one group of rollers to rotate so as to drive the other groups of rollers to rotate, and further drives the positioning carriers to move on the conveying line;
the circulation unit includes circulation support, horizontal transfer chain and vertical drive assembly, the location carrier is placed on the horizontal transfer chain, the horizontal transfer chain is installed on the vertical drive assembly, vertical drive assembly installs on the circulation support, vertical drive assembly drive the horizontal transfer chain with the location carrier moves in vertical direction, vertical drive assembly drive the horizontal transfer chain reciprocates in order to dock the transfer chain on upper strata or the transfer chain of lower floor, the horizontal transfer chain drives the location carrier removes.
Furthermore, the positioning carrier comprises a carrier support and a plurality of positioning bolts, the positioning bolts are arranged at the top of the carrier support, and the die castings are fixed by the positioning bolts.
Further, vertical drive assembly includes bearing support, cylinder, mounting panel and guide post, bearing support installs on the cylinder, horizontal transfer chain installs on bearing support, the mounting panel is fixed on the circulation support, the cylinder is installed on the mounting panel, the guide bar is connected horizontal transfer chain bottom, be provided with the direction passageway on the mounting panel, the guide post with the cooperation of direction passageway direction.
Further, horizontal transfer chain includes that two levels set up horizontal guide on bearing the support and installing bear second driving motor on the support, horizontal guide includes two long boards that are parallel to each other, be connected with a plurality of horizontal rollers between the long board, the location carrier is placed on the horizontal roller, adjacent two connect through the chain between the horizontal roller, two symmetrical position on the horizontal guide horizontal roller is a set of, driving motor drive one of them group horizontal roller rotates in order to drive other group horizontal roller and rotates, horizontal roller rotates in order to drive the location carrier removes.
Further, the backflow line further comprises a plurality of conveying guide pieces, the conveying guide pieces are guide wheels, the guide wheels comprise first guide wheels arranged on the outer sides of the conveying guide rails at equal intervals and second guide wheels arranged on the outer sides of the horizontal guide rails at equal intervals, guide plates are symmetrically arranged at the bottom of the carrier support along the conveying direction, and the inner sides of the guide plates are in sliding fit with the guide wheels.
Further, the detection unit comprises a first detection unit, a second detection unit and a third detection unit, the first detection unit is arranged at the outer side of one end, close to the circulation unit, of the guide rail, and the first detection unit detects the position of the positioning carrier; the second detection unit is arranged on the inner side of one end, close to the conveying unit, of the horizontal guide rail, and the second detection unit detects the position of the positioning carrier; the third detection unit is arranged on the inner side of one end, far away from the conveying unit, of the horizontal guide rail of the circulating unit, and the third detection unit detects the position of the positioning carrier on the circulating unit.
Further, the conveying line on the upper layer is arranged at the top of the conveying support, and the conveying line on the lower layer is arranged in the middle of the conveying support.
Further, the return line still includes positioning mechanism, the tip of horizontal guide rail is provided with the dog, positioning mechanism still includes drive arrangement, roof and locating part, drive arrangement installs bear on the support, the roof is installed drive assembly is last, the locating part sets up the upper surface of roof, be provided with actuating surface on the locating part, horizontal transfer chain drive location carrier extremely dog department, drive arrangement drive the roof rebound in order to drive the locating part rebound, the actuating surface of locating part promotes location carrier and supports it and hold on the dog.
Furthermore, the positioning mechanism further comprises a bottom plate and a guide piece, the bottom plate is installed on the bearing support, the driving device is installed on the bottom plate, the guide piece is installed between the bottom plate and the top plate, and the guide direction of the guide assembly is consistent with the moving direction of the top plate driven by the driving device.
Furthermore, the number of the driving devices is two, the driving devices are symmetrically arranged on two sides of the center of the bottom plate, the number of the guide pieces is two, and the guide pieces are symmetrically arranged on two sides of the driving devices.
The beneficial effects of the utility model reside in that: according to the die casting automatic conveying device, the die casting is automatically conveyed through the matching of the positioning carrier, the upper and lower double-layer conveying lines, the circulating unit, the detecting unit and the control unit, and the die casting is borne through the positioning carrier, so that the problem that the die casting is difficult to grasp is effectively avoided; the conveying line is used for circularly conveying the positioning carrier and consists of an upper double-layer conveying line, a lower double-layer conveying line and circulating units arranged at two ends of the upper double-layer conveying line and the lower double-layer conveying line; the manual carrying process is effectively avoided; the position of the positioning carrier is detected through the detection unit, the upper and lower double-layer conveying lines and the circulating unit are controlled by the control unit to convey the positioning carrier, the conveying rhythm is strictly controlled to be matched with the production rhythm, and the automation degree is high.
The above description is only an outline of the technical solution of the present invention, and in order to make the technical means of the present invention more clearly understood and to be implemented in accordance with the content of the specification, the following detailed description will be given of preferred embodiments of the present invention in conjunction with the accompanying drawings.
Drawings
FIG. 1 is a block diagram of a dual layer automatic recirculation return line in accordance with a preferred embodiment of the present application.
Fig. 2 is a structural view of the conveying unit in fig. 1.
Fig. 3 is a block diagram of the circulation unit of fig. 1.
Fig. 4 is an internal structural view of the circulation unit in fig. 1.
Fig. 5 is a structural diagram of the positioning carrier in fig. 1.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Referring to fig. 1 to 3, a dual-layer automatic circulation reflow line (hereinafter referred to as reflow line) according to a preferred embodiment of the present invention includes a positioning carrier 3, a conveying unit 1, two circulation units 2, a detection unit 4, and a control unit (not shown). The positioning carrier 3 is used for bearing a die casting (not shown); the conveying unit 1 is provided with a conveying line 11, and the conveying line 11 includes conveying lines 11 arranged opposite to each other on the upper and lower floors. The two circulating units 2 are symmetrically arranged at two ends of the conveying unit 1, and transfer the positioning carriers 3 between the upper and lower conveying lines 11. The detection unit 4 is arranged on the conveying unit 1 and the circulating unit 2 and is used for detecting the position of the positioning carrier 3 and sending out a detection signal; the control unit controls the circulation unit 2 and the conveying unit 1 to work according to the detection signal.
In this embodiment, the detecting unit 4 is in signal connection with the control unit, the control unit may be a controller or may be implemented by a logic circuit, which is not described in detail herein, and specifically, the control unit may be further externally connected with a mechanical gripper to grip the die casting in a matching manner.
Wherein, transfer chain 11 includes conveying support, two conveying guide 111 and first driving motor 114, two conveying guide 111 symmetries set up on conveying support, every conveying guide 111 includes two rectangular boards that are parallel to each other, equidistance is provided with a plurality of cylinders 112 between two rectangular boards, connect through chain (not shown) between two adjacent cylinders 112, location carrier 3 places on cylinder 112, the cylinder 112 of two symmetrical positions on conveying guide 111 is a set of, first driving motor 114 drives one of them group cylinder 112 and rotates in order to drive other group's cylinder 112 rotations, and then drive location carrier 3 and remove on transfer chain 11.
In this embodiment, the number of the conveying units 1 is plural, the conveying units 1 are connected in sequence, the two upper conveying lines 11 of two adjacent conveying units 1 are butted, and the two lower conveying lines 11 are butted. Each conveying unit is provided with two first driving motors 114 which respectively drive the conveying line 11 on the upper layer and the conveying line 11 on the lower layer, an output shaft of each first driving motor 114 is connected to the center of one group of rollers 112 in a penetrating manner, and each first driving motor 114 drives the group of rollers 112 to rotate so as to drive the other groups of rollers 112 to rotate. Of course, in other embodiments, a corresponding number of conveying units may be selected according to the conveying distance required to splice the conveying units, which is not specifically limited herein.
Referring to fig. 3 and 4, in the present embodiment, the positioning carrier 3 includes a carrier support 31 and a plurality of positioning pins 32, the positioning pins 32 are disposed on the top of the carrier support 31, and the positioning pins 32 fix the die-casting. The top of the positioning bolt 32 is provided with a stepped shaft, the bottom of the die casting is provided with a stepped hole matched with the stepped shaft, and the stepped shaft is matched with the stepped hole to fix the pressing part and prevent the pressing part from moving in the transportation process.
In this embodiment, the vertical driving assemblies 23 are provided in two sets, which are symmetrically disposed on two sides of the circulating support 21, each set of vertical driving assembly 23 includes a cylinder 232 and two guide rods, the cylinder 232 is installed in the middle of the mounting plate 233, the two guide posts 234 are symmetrically installed on two sides of the cylinder 232, the bottom of the bearing support 231 is provided with a top block, and the cylinder 232 and the guide rods are connected to the bottom of the top block.
The horizontal conveying line 22 comprises two horizontal guide rails 221 horizontally arranged on the bearing bracket 231 and a second driving motor 223 mounted on the bearing bracket 231, the horizontal guide rails 221 comprise two long plates parallel to each other, and the two long plates parallel to each other are fixed between bearings. A plurality of horizontal rollers 222 are connected between the long plates, the positioning carrier 3 is placed on the horizontal rollers 222, two adjacent horizontal rollers 222 are connected through a chain, the horizontal rollers 222 at symmetrical positions on the two horizontal guide rails 221 form a group, the driving motor drives one group of horizontal rollers 222 to rotate so as to drive the other groups of horizontal rollers 222 to rotate, and the horizontal rollers 222 rotate so as to drive the positioning carrier 3 to move.
In this embodiment, the second driving motor 223 is a dual output shaft driving motor 223, the dual output shaft driving motor 223 is disposed between the two horizontal guide rails 221, output shafts of the dual output shaft driving motor 223 are respectively connected to the horizontal rollers 222 at symmetrical positions of the two horizontal guide rails 221, and the dual output shaft driving motor 223 drives the set of horizontal rollers 222 to rotate, so as to drive the other sets of horizontal rollers 222 to rotate by the chain.
Referring to fig. 2, 4 and 5, in order to ensure that the conveying direction of the positioning carrier 3 does not deviate, in the embodiment, the return line further includes a plurality of conveying guiding members, the conveying guiding members are guiding wheels, the guiding wheels include first guiding wheels 113 equidistantly disposed on the outer side of the conveying guide rail 111 and second guiding wheels 224 equidistantly disposed on the outer side of the horizontal guide rail 221, guiding plates 33 are symmetrically disposed at the bottom of the carrier bracket 31 along the conveying direction, and the inner sides of the guiding plates 33 are in sliding fit with the guiding wheels.
Referring to fig. 2 and 4, the detecting unit 4 includes a first detecting unit 41a, a second detecting unit 42 and a second detecting unit 43, the first detecting unit 41a is disposed at one end of the conveying frame close to the circulating unit 2, and the first detecting unit 41a detects the position of the positioning carrier 3; the second detection unit 4 is arranged at one end of the circulating unit 2 close to the conveying unit 1, and the second detection unit 42 detects the position of the positioning carrier 3 entering the circulating unit 2; the second detection unit 43 is disposed on an end of the circulation unit 2 away from the conveying unit 1, and the third detection unit 4 detects the position of the positioning carrier 3 on the circulation unit 2.
In the present embodiment, the first detection unit 41a is used for detecting the position of the positioning carrier 3 from the direction of the circulation unit 2, the second detection unit is used for detecting the position of the positioning carrier 3 from the conveying unit 1, and the third detection unit 4 is used for detecting the position of the positioning carrier 3 on the circulation unit 2. Specifically, the first detecting unit 41a includes a first detecting unit 41a for detecting the positioning carrier 3 on the upper conveyor line 11 and a first detecting unit 41a for detecting the positioning carrier 3 on the lower conveyor line 11, and the detecting unit 4 may be an infrared sensor, which is not limited in this respect.
The transfer chain 11 setting on upper strata is at transfer gantry's top, and the transfer chain 11 setting of lower floor is in transfer gantry's centre.
Referring to fig. 4 to 5, the positioning mechanism 24 of the dual-layer automatic circulation recirculation line according to a preferred embodiment of the present invention further includes a driving device 241, a top plate 242, and a limiting member 243, the positioning mechanism 24 is disposed on the supporting bracket 231 and lower than the positioning carrier 3, a stop 2211 is disposed at an end of the horizontal guide rail 221, the driving device 241 is mounted on the supporting bracket 231, the top plate 242 is mounted on the driving assembly, the limiting member 243 is disposed on an upper surface of the top plate 242, an actuating surface is disposed on the limiting member 243, the horizontal conveying line 22 drives the positioning carrier 3 to the stop 2211, the driving device 241 drives the top plate 242 to move upward to drive the limiting member 243 to move upward, and the actuating surface of the limiting member 243 pushes the carrier bracket 31 of the positioning carrier 3 and supports the carrier bracket 31 on the stop 2211.
In this embodiment, the driving device 241 is an electric cylinder, the limiting member 243 is a bearing, the actuating surface is an arc surface of an outer ring of the bearing 243, the electric cylinder drives the top plate 242 to drive the bearing 243 to move upward, and the arc surface of the outer ring of the bearing 243 pushes the carrier holder 31 of the positioning carrier 3 and abuts against the stopper 2211. Of course, the position limiting member 243 may also be another mechanism having an arc surface or an inclined surface, as long as the positioning carrier 3 can be pushed and supported on the baffle 2211, which is not limited herein.
In order to ensure the positioning of the positioning mechanism 24 is accurate, in this embodiment, the positioning mechanism 24 further includes a bottom plate 244 and a guiding member 245, the bottom plate 244 is mounted on the bearing bracket 231, the electric cylinder is mounted on the bottom plate 244, the guiding member 245 is mounted between the bottom plate 244 and the top plate 242, and the guiding direction of the guiding assembly is consistent with the moving direction of the electric cylinder driving top plate 242, so as to ensure that the direction of the electric cylinder driving limiting member 243 is not changed.
In order to ensure uniform guiding and driving directions, in the present embodiment, the number of electric cylinders is two, the electric cylinders are symmetrically disposed at both sides of the center of the base plate 244, the number of guides 245 is two, and the guides 245 are symmetrically disposed at both sides of the electric cylinders.
The working principle is as follows: referring to fig. 1, the circulation unit 2 at the left end of the upper layer of the conveying line 11 is the starting end, the working principle is performed according to the conveying process of one positioning carrier 3, and in the actual use process of the embodiment, six positioning carriers 3 can be placed on the bus line for circulation conveying. The manipulator places the die casting on the positioning carrier 3 and simultaneously gives a starting signal to the control unit, the control unit controls the electric cylinder 241 to drive the top plate 242 to move downwards according to the detection signal so as to drive the bearing 243 to release the positioning carrier 3, and then the control unit controls the double-output-shaft driving motor 223 to drive the horizontal roller 222 to rotate so as to drive the positioning carrier 3 to move on the upper conveying line 11. When the first detecting unit 41a detects the positioning carrier 3 and then sends a detection signal to the control unit, the control unit controls the first driving motor 214 to drive the conveying roller 112 to rotate according to the detection signal so as to drive the positioning carrier 3 to move to the other end of the circulating unit 2. When the second detecting unit 42 detects the positioning carrier 3 and then sends a detection signal to the control unit, the control unit controls the dual-output-shaft driving motor 223 at the other end to drive the horizontal roller 222 to rotate according to the detection signal so as to drive the positioning carrier 3 to move to the stopper 2211. When the third detecting unit 43 detects the positioning carrier 3 and then sends a detecting signal to the control unit, the control unit controls the electric cylinder 241 to drive the top plate 242 to move upward according to the detecting signal so as to drive the bearing 243 to move upward, and the outer ring of the bearing 243 pushes the positioning carrier 3 to move toward the block 2211 and abuts against the block 2211. At this time, the control unit controls another manipulator to grab the die casting for further processing, the manipulator feeds back to the control unit after completing grabbing, the control unit controls the electric cylinder 241 to drive the top plate 242 to move downwards to drive the bearing 243 to loosen the positioning carrier 3, then the control unit controls the air cylinder 232 to move downwards to drive the horizontal conveying line 22 to move downwards to be in butt joint with the lower conveying line 11, and the control unit controls the dual-output-shaft driving motor 223 to drive the horizontal roller 222 to rotate to drive the positioning carrier 3 to move upwards to the lower conveying line 11. When the first detecting unit 41b detects the positioning carrier 3 and then sends a detection signal to the control unit, the control unit controls the first driving motor 214 to drive the conveying roller 112 to rotate according to the detection signal so as to drive the positioning carrier 3 to move towards the direction of the circulating unit 2 at the beginning end. When the second detecting unit 42 detects the positioning carrier 3 and then sends a detection signal to the control unit, the control unit controls the dual output shaft driving motor 223 at the other end to drive the horizontal roller 222 to rotate according to the detection signal, so as to drive the positioning carrier 3 to move to the stopper 2211. When the third detecting unit 43 detects the positioning carrier 3 and then sends a detecting signal to the control unit, the control unit controls the electric cylinder 241 to drive the top plate 242 to move upward according to the detecting signal so as to drive the bearing 243 to move upward, and the outer ring of the bearing 243 pushes the positioning carrier 3 to move toward the block 2211 and abuts against the block 2211. Then the control unit controls the cylinder 232 at the initial end to push the horizontal conveying line 22 to move upwards to butt the upper conveying line 11, and after the butt joint is completed, the return line continues to repeat the above actions.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A double-layer automatic circulation backflow line is characterized by comprising:
a positioning carrier used for bearing the die casting,
the conveying unit comprises conveying lines which are oppositely arranged on the upper layer and the lower layer;
the two circulating units are symmetrically arranged at two ends of the conveying unit and used for transferring the positioning carrier between the upper conveying line and the lower conveying line;
the detection unit is arranged on the conveying unit and the circulating unit and used for detecting the position of the positioning carrier and sending out a detection signal; and
the control unit controls the circulation unit and the conveying unit to work according to the detection signal;
the conveying line comprises a conveying support, two conveying guide rails and a first driving motor, the two conveying guide rails are symmetrically arranged on the conveying support, each conveying guide rail comprises two strip plates which are parallel to each other, a plurality of rollers are arranged between the two strip plates at equal intervals, the two adjacent rollers are connected through a chain, the positioning carriers are placed on the rollers, the rollers at the symmetrical positions on the two conveying guide rails are in a group, and the first driving motor drives one group of rollers to rotate so as to drive the other groups of rollers to rotate, so that the positioning carriers are driven to move on the conveying line;
the circulation unit includes circulation support, horizontal transfer line and vertical drive assembly, the location carrier is placed horizontal transfer line is last, horizontal transfer line is installed vertical drive assembly is last, vertical drive assembly installs circulation support is last, vertical drive assembly drives horizontal transfer line with the location carrier moves in vertical direction, vertical drive assembly drive horizontal transfer line reciprocates in order to dock the conveyer line on upper strata or the conveyer line of lower floor, horizontal transfer line drives the location carrier removes.
2. The dual layer automatic recirculation flow line of claim 1, wherein the positioning carrier comprises a carrier support and a plurality of positioning pegs disposed on top of the carrier support, the positioning pegs securing die cast parts.
3. The double-deck automatic recirculation return line of claim 2, wherein the vertical driving assembly comprises a support bracket, an air cylinder, a mounting plate and a guide post, the support bracket is mounted on the air cylinder, the horizontal conveying line is mounted on the support bracket, the mounting plate is fixed on the circulation bracket, the air cylinder is mounted on the mounting plate, the guide post is connected to the bottom of the horizontal conveying line, a guide channel is arranged on the mounting plate, and the guide post is in guide fit with the guide channel.
4. The dual-layer automatic circulation reflux line of claim 3, wherein the horizontal conveying line comprises two horizontal guide rails horizontally arranged on the bearing bracket and a second driving motor installed on the bearing bracket, the horizontal guide rails comprise two long plates parallel to each other, a plurality of horizontal rollers are connected between the long plates, the positioning carrier is placed on the horizontal rollers, two adjacent horizontal rollers are connected through a chain, one group of the horizontal rollers symmetrically arranged on the two horizontal guide rails is a group, the driving motor drives one group of the horizontal rollers to rotate so as to drive the other group of the horizontal rollers to rotate, and the horizontal rollers rotate so as to drive the positioning carrier to move.
5. The double-layer automatic circulation return line according to claim 4, wherein the return line further comprises a plurality of conveying guides, the conveying guides are guide wheels, the guide wheels comprise first guide wheels equidistantly arranged on the outer side of the conveying guide rail and second guide wheels equidistantly arranged on the outer side of the horizontal guide rail, guide plates are symmetrically arranged on the bottom of the carrier bracket along the conveying direction, and the inner sides of the guide plates are in sliding fit with the guide wheels.
6. The dual-layer automatic recirculation line of claim 4, wherein the detection unit comprises a first detection unit, a second detection unit and a third detection unit, the first detection unit is disposed outside one end of the guide rail close to the circulation unit, and the first detection unit detects the position of the positioning carrier; the second detection unit is arranged on the inner side of one end, close to the conveying unit, of the horizontal guide rail, and the second detection unit detects the position of the positioning carrier; the third detection unit is arranged on the inner side of one end, far away from the conveying unit, of the horizontal guide rail of the circulating unit, and the third detection unit detects the position of the positioning carrier on the circulating unit.
7. The dual layer automatic recirculation flow line of claim 6, wherein the upper layer of said conveyor lines is disposed on top of said conveyor frame and the lower layer of said conveyor lines is disposed in the middle of said conveyor frame.
8. The dual-layer automatic circulation backflow line of claim 4, wherein the backflow line further comprises a positioning mechanism, a stopper is disposed at an end of the horizontal guide rail, the positioning mechanism further comprises a driving device, a top plate and a limiting member, the driving device is mounted on the bearing bracket, the top plate is mounted on the driving assembly, the limiting member is disposed on an upper surface of the top plate, an actuating surface is disposed on the limiting member, the horizontal conveying line drives the positioning carrier to the stopper, the driving device drives the top plate to move upwards to drive the limiting member to move upwards, and the actuating surface of the limiting member pushes the positioning carrier and supports the positioning carrier against the stopper.
9. The dual layer automatic recirculation line of claim 8, wherein said positioning mechanism further comprises a base plate mounted on said support bracket, said drive mechanism mounted on said base plate, and a guide member mounted between said base plate and said top plate, said guide member having a guide direction that is aligned with a direction of movement of said drive mechanism for driving said top plate.
10. The dual layer automatic recirculation line of claim 9, wherein the number of the driving means is two, the driving means are symmetrically disposed at both sides of the center of the base plate, the number of the guide members is two, and the guide members are symmetrically disposed at both sides of the driving means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222388156.4U CN218538293U (en) | 2022-09-08 | 2022-09-08 | Double-layer automatic circulating return line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222388156.4U CN218538293U (en) | 2022-09-08 | 2022-09-08 | Double-layer automatic circulating return line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218538293U true CN218538293U (en) | 2023-02-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222388156.4U Active CN218538293U (en) | 2022-09-08 | 2022-09-08 | Double-layer automatic circulating return line |
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| Country | Link |
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| CN (1) | CN218538293U (en) |
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2022
- 2022-09-08 CN CN202222388156.4U patent/CN218538293U/en active Active
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