CN223073383U - High-efficient loader of plug-in roller type - Google Patents

Abstract

The utility model discloses a high-efficiency loading and unloading machine with a roller inserted, which comprises a rack, a lifting frame and a roller conveying device, wherein the lifting frame can move in the rack along the up-down direction, the roller conveying device comprises a sliding frame, a conveying roller and a roller block, the roller block is rotationally connected to one side of the lifting frame to be lifted, the conveying roller is rotationally connected to the sliding frame, the sliding frame can move along the direction close to the roller block and enables the end part of the conveying roller to be matched and connected with the roller block, or the sliding frame can move along the direction far away from the roller block and enables the end part of the conveying roller to be separated from the roller block, and a plurality of conveying rollers and the roller blocks are respectively arranged at intervals along the straight line direction.

Description

High-efficient loader of plug-in roller type

Technical Field

The utility model relates to conveying equipment, in particular to a plug-in roller type efficient loading and unloading machine.

Background

In industrial production, if automatic feeding and discharging are needed, the workpiece which is arranged on the beam frame in a single layer mode can be directly moved to the upper portion of the workpiece by a manipulator to be grabbed and then transferred, or the workpiece is lifted upwards from the lower portion of the beam frame by a jacking mechanism to be transferred. In order to improve the production efficiency, a situation that multiple layers of workpieces are arranged on a beam frame along the up-down direction exists at present, but due to structural interference of the beam frame, the existing mechanical arm or lifting mechanism is difficult to move into the position where each layer of workpieces are located, so that a loader capable of loading and unloading multiple layers of workpieces on the beam frame is needed.

Disclosure of utility model

The utility model aims to provide a high-efficiency plug-in roller type loading and unloading machine, which solves one or more technical problems in the prior art and at least provides a beneficial selection or creation condition.

The utility model solves the technical problems as follows:

The roller type conveying device comprises a sliding frame, a conveying roller and a carrier roller block, wherein the conveying roller is rotationally connected to one side of the lifting frame to be lifted, the conveying roller is rotationally connected to the sliding frame, the sliding frame can move in the direction close to the carrier roller block and enables the end part of the conveying roller to be connected to the carrier roller block in a matched mode, or the sliding frame can move in the direction far away from the carrier roller block and enables the end part of the conveying roller to be separated from the carrier roller block, and a plurality of conveying rollers and the carrier roller blocks are respectively arranged at intervals in the straight line direction.

The technical scheme has the advantages that the peripheral beam frames with upper and lower multi-layer workpieces are transferred into the frame and are positioned between the carrier roller blocks and the conveying rollers, when the multi-layer workpieces on the beam frames are required to be taken out, the lifting frames firstly move to the lower parts of the beam frames, then the sliding frames move towards the direction close to the carrier roller blocks, the end parts of the conveying rollers close to the carrier roller blocks are connected to the carrier roller blocks opposite to the carrier roller blocks in a matched mode, at the moment, the conveying rollers are positioned below the lowest-layer workpieces, then the lifting frames move upwards, the lowest-layer workpieces are lifted away from the beam frames, then the conveying rollers rotate, the workpieces are horizontally moved out of the beam frames, after the transfer of the multi-layer workpieces is completed, the lifting frames move upwards, at the moment, the conveying rollers cannot interfere with the beam frames, the operation is repeated, the blanking of each layer of workpieces can be realized, the conveying rollers for transferring the workpieces are separated and then move up and down to different layers, the conveying rollers are assembled again after the conveying rollers are positioned, the multi-layer workpieces can be reached, and automatic upper and lower layer workpieces are realized, and the production efficiency of the multi-layer workpieces is improved.

As a further improvement of the technical scheme, the end part of the carrier roller block, which is opposite to the conveying roller, is provided with a conical bulge, the end part of the conveying roller, which is opposite to the carrier roller block, is of a hollow structure, and the sliding frame can move along the direction close to the carrier roller block and enables the conical bulge to be inserted into the conveying roller relatively. The conical bulge on the carrier roller block can play a guiding role, when the sliding frame moves towards the direction close to the carrier roller block, the conical bulge is inserted into the hollow end part of the conveying roller, so that the carrier roller block and the conveying roller are mutually matched, the carrier roller block and the conveying roller are positioned on the same axis, the two end parts of the conveying roller are rotatably supported during working, the stability of the conveying roller during rotation is improved, and when the matching between the conveying roller and the carrier roller block is required to be relieved, the conveying roller is moved towards the direction far away from the carrier roller block.

As a further improvement of the technical scheme, the end part of the conveying roller, which is opposite to the carrier roller block, is internally connected with a connecting sleeve, and the sliding frame can move along the direction close to the carrier roller block and enables the conical bulge to be relatively inserted into the connecting sleeve. When the conical bulge is inserted into the hollow conveying roller, the connecting sleeve is firstly contacted with the outer surface of the conical bulge, the structural strength of the end part of the conveying roller can be enhanced by using the connecting sleeve, the abrasion of the conical bulge on the end part of the conveying roller is reduced, and the long-time use structural stability of the conveying roller is improved.

As a further improvement of the technical scheme, riding wheels are respectively and rotatably connected to the carriage below the plurality of conveying rollers, and the plurality of riding wheels are respectively supported on the bottom sides of the plurality of conveying rollers. The riding wheel can support the conveying roller in an auxiliary way, so that the stress on the connection part of the end part of the conveying roller and the sliding frame is reduced, the risk that the conveying roller is easy to deform is reduced, the service life of the conveying roller is prolonged, and when the conveying roller moves towards the direction close to or far away from the carrier roller block, the conveying roller can drive the riding wheel to rotate, and friction between the conveying roller and the sliding frame is reduced, so that the conveying roller moves more stably.

As a further improvement of the above technical solution, the outer circumferences of the plurality of riding wheels are respectively provided with annular grooves in a surrounding manner, and the plurality of conveying rollers are respectively clamped into the annular grooves. The supporting roller can surround and attach to the bottom side of the conveying roller by utilizing the annular groove, so that the contact area between the supporting roller and the conveying roller is increased, the conveying roller can be prevented from horizontally shifting in the translation process, and the stability of supporting the conveying roller is further improved.

As a further improvement of the technical scheme, limiting grooves are respectively connected to the carriage below the conveying rollers, and two sides of the limiting grooves extend upwards to two sides of the conveying rollers opposite to the limiting grooves respectively. The limiting groove extends upwards in both sides, and the offset of the conveying roller is blocked and limited at the positions of both sides of the conveying roller, so that the stability of the conveying roller in the translation process can be further improved, the conveying roller is effectively prevented from deviating from the support of the riding wheel, and the overall working stability is improved.

As a further improvement of the technical scheme, the sliding frame is slidably connected to the lifting frame, the bottom side of the sliding frame is connected with a first motor, the first motor is in driving connection with a gear, the lifting frame is connected with a rack, and the gear is meshed with the rack. When the sliding frame is required to be close to or far away from the carrier roller block, the first motor drives the gear to rotate, and the gear can walk on the rack by utilizing the mutual engagement of the gear and the rack, so that the sliding frame can move horizontally on the lifting frame.

As a further improvement of the technical scheme, the lifting frame is connected in the frame in a sliding manner along the up-down direction, a second motor is connected to the frame, a transmission unit is arranged between the lifting frame and the frame and comprises a transmission shaft, a chain wheel, a chain and a counterweight plate, the transmission shaft is rotationally connected to the frame, the second motor is connected with the transmission shaft in a driving manner, the chain wheel is connected to the transmission shaft, the counterweight plate is connected to one end of the chain, and the other end of the counterweight plate bypasses the chain wheel and is connected to the lifting frame. When the lifting frame needs to move up and down, the second motor works, the chain wheel is driven to rotate through the transmission shaft, and as the chain wheel is matched with the chain, the two ends of the chain wheel are respectively connected with the counterweight plate and the lifting frame to straighten the chain, and when the chain wheel rotates forward, the lifting frame can be driven to move up through the chain, and at the moment, the counterweight plate moves down; when the chain wheel rotates reversely, the lifting frame can be driven to move downwards through the chain, and the counterweight plate moves upwards at the moment, so that the lifting frame can be driven to move up and down.

As a further improvement of the above technical solution, the number of the transmission units is not less than two, and the second motors are respectively connected with a plurality of transmission shafts in a transmission manner. The transmission units are respectively arranged between the frame and a plurality of positions of the lifting frame, so that the stability of the lifting frame in up-and-down movement can be improved, and the second motor is used for respectively transmitting power through a plurality of transmission shafts, so that driving forces for synchronous up-and-down movement are provided for the lifting frame at different positions, and the lifting frame can stably move up-and-down.

As a further improvement of the above technical solution, a plurality of transition rollers are arranged on the lifting frame on the downstream side of the conveyance rollers. The transition rollers can fill the space between the conveying rollers and the next station, and after the workpiece is moved out by the conveying rollers, the workpiece is supported by the transition rollers and is transferred to the next station under the inertia effect.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the drawings that are required to be used in the description of the embodiments will be briefly described below. It is evident that the drawings described are only some embodiments of the utility model, but not all embodiments, and that other designs and drawings can be obtained from these drawings by a person skilled in the art without inventive effort.

Fig. 1 is an overall perspective view of the present utility model when a workpiece is loaded.

Fig. 2 is a perspective view of the elevator and roller conveyor of the present utility model.

Fig. 3 is a schematic view of the structure of the conveyor roller and idler block of the present utility model when separated from each other.

In the drawing, 100-frame, 200-lifting frame, 210-first motor, 220-gear, 230-rack, 240-transition roller, 310-carriage, 311-riding wheel, 320-conveying roller, 321-connecting sleeve, 330-riding roller block, 331-conical bulge, 341-transmission shaft, 342-sprocket, 343-chain, 344-counterweight plate and 350-second motor.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 and 2, a roll-inserting type high efficiency loading and unloading machine comprises a frame 100, a lifting frame 200 and a roll type conveying device, wherein the lifting frame 200 can move in the up-down direction in the frame 100, the roll type conveying device comprises a carriage 310, a conveying roll 320 and a carrier roller block 330, the carrier roller block 330 is rotatably connected to one side of the lifting frame 200 to be lifted, the conveying roll 320 is rotatably connected to the carriage 310, the carriage 310 can move in the direction close to the carrier roller block 330 and enables the end part of the conveying roll 320 to be matched and connected with the carrier roller block 330, or the carriage 310 can move in the direction far away from the carrier roller block 330 and enables the end part of the conveying roll 320 to be separated from the carrier roller block 330, and a plurality of conveying rolls 320 and carrier roller blocks 330 are respectively arranged at intervals in a straight line direction.

As can be seen from the above, the peripheral beam frame with the upper and lower multi-layer workpieces is transferred into the frame 100 and is located between the carrier roller block 330 and the transfer roller 320, when the multi-layer workpieces on the beam frame need to be taken out, the lifting frame 200 moves to the lower side of the beam frame, then the carriage 310 moves towards the direction close to the carrier roller block 330, so that the end part of the transfer roller 320 close to the carrier roller block 330 is connected to the carrier roller block 330 opposite to the end part of the transfer roller 320, at this time, the transfer roller 320 is located below the lowest layer workpiece, then the lifting frame 200 moves upwards, the lowest layer workpiece is lifted away from the beam frame, then the transfer roller 320 rotates, the workpieces are horizontally moved out of the beam frame, after the transfer of the workpieces is completed, the lifting frame 200 moves upwards, the transfer roller 320 moves upwards for one layer, at this time, the transfer roller 320 does not interfere with the beam frame, and then the operation is repeated, so that the transfer roller 320 for transferring the workpieces on each layer can be disassembled and then moved up and down to different layers, the transfer roller 320 is assembled again, and the automatic multi-layer workpiece loading and unloading efficiency can be realized.

Naturally, a driving source for driving the conveying roller 320 is disposed on the carriage 310, so as to drive the conveying roller 320 to rotate on the carriage 310, for example, a driving motor is connected to the carriage 310, a direction in which the conveying roller 320 rotates in a horizontal direction is a first direction, a direction in which the conveying roller 320 is arranged at intervals in a horizontal straight line direction is a second direction, a plurality of rotating seats are disposed on the frame 100 along the second direction, at this time, end portions of the plurality of conveying rollers 320 are respectively connected to the plurality of rotating seats in a rotating manner, driving wheels are respectively connected to the plurality of driving rollers, a driving wheel is connected to the driving motor in a driving manner, a driving chain 343 is meshed between the plurality of driving wheels and the driving wheel, and the driving motor drives the driving chain 343 to rotate through the driving wheel, so as to drive the plurality of driving wheels to rotate.

When the conveying roller 320 approaches the carrier roller block 330, a stable connection is formed between the end of the conveying roller 320 and the carrier roller block 330, so as to stabilize the conveying roller 320, and for example, the end of the conveying roller 320 is connected with the carrier roller block 330 in a snap-fit manner, in this embodiment, as shown in fig. 3, a tapered protrusion 331 is formed on the end of the carrier roller block 330 opposite to the end of the conveying roller 320, the end of the conveying roller 320 opposite to the carrier roller block 330 is in a hollow structure, the carriage 310 can move along the direction approaching the carrier roller block 330 and enable the tapered protrusion 331 to be relatively inserted into the conveying roller 320, in practical application, the tapered protrusion 331 and the carrier roller block 330 are in an integrated structure, the tapered protrusion 331 has a tapered shape, and the direction of the outer diameter approaching the conveying roller 320 is gradually smaller. The conical protrusion 331 on the carrier roller block 330 can play a guiding role, when the sliding frame 310 moves towards the direction close to the carrier roller block 330, the conical protrusion 331 is inserted into the hollow end part of the carrier roller 320, so that the carrier roller block 330 and the carrier roller 320 are mutually matched, and the carrier roller block 330 and the carrier roller 320 are positioned on the same axis, so that the two end parts of the carrier roller 320 are both provided with rotating supports during working, the stability of the rotating of the carrier roller 320 is improved, and when the matching between the carrier roller 320 and the carrier roller block 330 is required to be relieved, the carrier roller 320 moves towards the direction far away from the carrier roller block 330.

The conveying roller 320 has a hollow structure, the end of the conveying roller 320 can be directly matched with the conical protrusion 331, and in order to reduce the hollow inner diameter of the conveying roller 320 and reduce the direct friction with the end of the conveying roller 320, in this embodiment, the end of the conveying roller 320 opposite to the carrier roller block 330 is internally connected with the connecting sleeve 321, and the sliding frame 310 can move along the direction approaching to the carrier roller block 330 and enable the conical protrusion 331 to be relatively inserted into the connecting sleeve 321. When the conical protrusions 331 are inserted into the hollow conveying roller 320, the connecting sleeve 321 is firstly contacted with the outer surface of the conical protrusions 331, so that the structural strength of the end part of the conveying roller 320 can be enhanced by using the connecting sleeve 321, the abrasion of the conical protrusions 331 on the end part of the conveying roller 320 is reduced, and the structural stability of the conveying roller 320 in long-term use is improved.

In order to improve the stability of the conveying roller 320 when approaching or separating from the carrier roller block 330, in this embodiment, the carrier rollers 311 are rotatably connected to the carriage 310 below the plurality of conveying rollers 320, the length direction of the rotation axis of the carrier roller block 330 is a first direction, and the plurality of carrier rollers 311 are respectively supported on the bottom sides of the plurality of conveying rollers 320. The supporting roller 311 can support the conveying roller 320 in an auxiliary manner, so that the stress on the connection part of the end part of the conveying roller 320 and the carriage 310 is reduced, the risk that the conveying roller 320 is easy to deform is reduced, the service life of the conveying roller 320 is prolonged, and when the conveying roller 320 moves towards the direction close to or far from the supporting roller block 330, the conveying roller 320 can drive the supporting roller 311 to rotate, and therefore friction between the conveying roller 320 and the supporting roller is reduced, and the conveying roller 320 moves more stably.

The outer circumference of the supporting roller 311 may be an annular surface, but when the conveying roller 320 moves along with the supporting roller 311, the conveying roller 320 is easy to slide relative to the supporting roller 311, that is, the conveying roller 320 moves along the second direction relative to the supporting roller 311, in order to improve the stability of supporting the conveying roller 320, the outer circumferences of the supporting rollers 311 are respectively provided with annular grooves in a surrounding manner, and the conveying rollers 320 are respectively clamped into the annular grooves. The supporting roller 311 can surround and attach to the bottom side of the conveying roller 320 by using the position of the annular groove, so that the contact area between the supporting roller 311 and the conveying roller 320 is increased, the horizontal deflection of the conveying roller 320 in the translation process can be prevented, the stability of supporting the conveying roller 320 is further improved, and further, the cross section shape of the annular groove is similar to the cross section shape of the bottom side of the conveying roller 320, so that the conveying roller 320 is better attached to the annular groove on the periphery of the supporting roller 311.

Further, in order to better prevent the conveying roller 320 from being separated from the supporting roller 311, in this embodiment, a plurality of limiting grooves are respectively connected to the carriage 310 below the plurality of conveying rollers 320, and two sides of the plurality of limiting grooves respectively extend upward to two sides of the conveying roller 320 opposite thereto. The two sides of the limiting groove extend upwards, and the offset of the conveying roller 320 is blocked and limited at the two sides of the conveying roller 320, so that the stability of the conveying roller 320 in the translation process can be further improved, the bearing of the conveying roller 320 deviating from the riding wheel 311 is effectively prevented, and the overall working stability is improved. In practical application, the limit groove is of a U-shaped frame plate structure, an upward groove structure is formed, and the two side plates of the limit groove can extend upward respectively, so that two side plates arranged at two sides of the conveying roller 320 at intervals are formed, and when the conveying roller 320 is excessively displaced along the second direction, the conveying roller 320 is blocked by the side plates, so that the conveying roller 320 is effectively prevented from falling off.

In the lifting frame 200, there are several structures for driving the sliding frame 310 to slide reciprocally along the linear direction, for example, a cylinder, an electric screw rod or a hydraulic cylinder, and when the moving stroke of the sliding frame 310 is large, the length of the cylinder, the electric screw rod or the hydraulic cylinder is also large, and a large space volume is occupied at this time, so as to optimize the internal structural design, in this embodiment, the sliding frame 310 is slidably connected to the lifting frame 200, the bottom side of the sliding frame 310 is connected to the first motor 210, the first motor 210 is in driving connection with the gear 220, the lifting frame 200 is connected to the rack 230, and the gear 220 is meshed with the rack 230. When the carriage 310 needs to be close to or far from the carrier roller block 330, the first motor 210 drives the gear 220 to rotate, and the gear 220 can walk on the rack 230 by utilizing the mutual engagement of the gear 220 and the rack 230, so that the translation movement of the carriage 310 on the lifting frame 200 is realized. In practical applications, one gear 220 and one rack 230 are used as the carriage 310 transmission assemblies, at least two carriage 310 transmission assemblies can be arranged between the carriage 310 and the lifting frame 200 along the second direction, so as to provide driving force in all directions of the carriage 310, improve the sliding stability of the carriage 310, and provide output power for a plurality of carriage 310 transmission assemblies by the first motor 210, so that synchronous rotation of a plurality of gears 220 is realized.

In the frame 100, a structure for driving the lifting frame 200 to move up and down is provided, for example, an air cylinder, an electric screw rod or a hydraulic cylinder, and the like, and when the lifting frame 200 moves in the up-down direction, the length of the air cylinder, the electric screw rod or the hydraulic cylinder is also larger, and a larger space volume is occupied at this time, so as to optimize the internal structural design, in this embodiment, the lifting frame 200 is slidably connected in the frame 100 in the up-down direction, a second motor 350 is connected to the frame 100, a transmission unit is provided between the lifting frame 200 and the frame 100, the transmission unit includes a transmission shaft 341, a sprocket 342, a chain 343 and a weight plate 344, the transmission shaft 341 is rotatably connected to the frame 100, the second motor 350 is in driving connection with the transmission shaft 341, the sprocket 342 is connected to the transmission shaft 341, and the weight plate 344 is connected to one end of the chain 343, and the other end of the weight plate 344 bypasses the sprocket 342 and is connected to the lifting frame 200, and in practical application, and the weight plate 344 is also slidably connected in the up-down direction to the lifting frame 200, so as to improve the stability of the movement of the lifting frame 200. When the lifting frame 200 needs to move up and down, the second motor 350 works, the chain wheel 342 is driven to rotate through the transmission shaft 341, and as the chain wheel 342 is matched with the chain 343, two ends of the chain wheel 342 are respectively connected with the weight plate 344 and the lifting frame 200 to straighten the chain 343, when the chain wheel 342 rotates forward, the chain 343 can drive the lifting frame 200 to move up, the weight plate 344 moves down, and when the chain wheel 342 rotates reversely, the chain wheel 342 can drive the lifting frame 200 to move down, the weight plate 344 moves up, and therefore the lifting frame 200 can be driven to move up and down.

If the number of transmission units is one, when the overall load of the lifting frame 200 is large, the stability of the lifting frame 200 moving by means of a single transmission unit is lacking, so in this embodiment, the number of transmission units is not less than two, and the second motor 350 is respectively connected to a plurality of transmission shafts 341 in a transmission manner. The transmission units are respectively disposed between the plurality of positions of the frame 100 and the elevation frame 200, which can improve the stability of the up-and-down movement of the elevation frame 200, and each of the second motors 350 respectively transmits power through the plurality of transmission shafts 341, thereby providing driving forces for the simultaneous up-and-down movement of the elevation frame 200 at different positions, so that the elevation frame 200 moves up and down smoothly.

In some embodiments, the number of the transmission units is four, the two transmission units are respectively arranged along the first direction, the two transmission units arranged along the first direction are used as a lifting transmission assembly, the lifting transmission assembly can be arranged along the second direction, so that the four transmission units apply force from four corner positions of the lifting frame 200 respectively, the stability of the lifting frame 200 is effectively improved, at the moment, the second motor 350 outputs power to a rotating shaft, and at each end of the rotating shaft, the power is transmitted to the transmission shafts 341 in the two transmission units through the gears 220 respectively, so that power transmission is realized.

When the distance between the conveying roller 320 on the downstream side and the frame 100 is small and the volume of the workpiece is large, the workpiece can be directly output outwards without transferring, and when the distance between the conveying roller 320 and the frame is large or the volume of the workpiece is small, a structure for transferring the workpiece outwards is needed, specifically, a plurality of transfer rollers 240 are arranged on the lifting frame 200 on the downstream side of the conveying roller 320. The transition rollers 240 fill the space between the transfer roller 320 and the next station, and when the transfer rollers 320 remove the workpiece, the workpiece is supported by the transition rollers 240 and transferred to the next station by inertia. Therefore, the lifting frame 200 drives the conveying roller 320 to reach different layers, so that products in different layers can be rapidly sent out, and when all products are conveyed, the conveying roller 320 is pulled out, the lifting frame 200 is lifted to the top, and the beam frame can be moved out.

While the preferred embodiment of the present utility model has been described in detail, the utility model is not limited to the embodiments, and various equivalent modifications and substitutions can be made by those skilled in the art without departing from the spirit of the utility model, and these modifications and substitutions are intended to be included in the scope of the present utility model as defined in the appended claims.

Claims (10)

1. A high-efficiency plug-in roller loading and unloading machine is characterized by comprising the following components:

a frame (100);

A lifting frame (200) movable in the up-down direction in the frame (100);

The roller type conveying device comprises a sliding frame (310), a conveying roller (320) and a carrier roller block (330), wherein the carrier roller block (330) is rotatably connected to one side of a lifting frame (200) to be lifted, the conveying roller (320) is rotatably connected to the sliding frame (310), the sliding frame (310) can move along the direction close to the carrier roller block (330) and enable the end part of the conveying roller (320) to be connected to the carrier roller block (330) in a matched mode, or the sliding frame (310) can move along the direction far away from the carrier roller block (330) and enable the end part of the conveying roller (320) to be separated from the carrier roller block (330), and a plurality of conveying rollers (320) and the carrier roller blocks (330) are respectively arranged at intervals along the linear direction.

2. The high-efficiency loading and unloading machine with the inserted roller type is characterized in that a conical protrusion (331) is formed at the end, opposite to the conveying roller (320), of the carrier roller block (330), the end, opposite to the carrier roller block (330), of the conveying roller (320) is of a hollow structure, and the sliding frame (310) can move along the direction approaching to the carrier roller block (330) and enables the conical protrusion (331) to be inserted into the conveying roller (320) relatively.

3. The high-efficiency plug-in roller loader and unloader according to claim 2, wherein a connecting sleeve (321) is connected in an end part of the conveying roller (320) opposite to the carrier roller block (330), and the sliding frame (310) can move along a direction approaching to the carrier roller block (330) and enables the conical protrusion (331) to be relatively inserted into the connecting sleeve (321).

4. The high-efficiency plug-in roller loader and unloader according to claim 1, wherein the carriage (310) is rotatably connected with riding wheels (311) below the plurality of conveying rollers (320), and the plurality of riding wheels (311) are respectively supported on the bottom sides of the plurality of conveying rollers (320).

5. The high-efficiency plug-in roller loader/unloader as claimed in claim 4, wherein the outer circumferences of the supporting rollers (311) are respectively provided with annular grooves in a surrounding mode, and the conveying rollers (320) are respectively clamped into the annular grooves.

6. The high-efficiency plug-in roller loader/unloader as set forth in claim 1, wherein the carriage (310) is connected with a plurality of limit grooves below the plurality of transfer rollers (320), and two sides of the plurality of limit grooves extend upward to two sides of the transfer rollers (320) opposite to the limit grooves.

7. The high-efficiency plug-in roll loader and unloader as set forth in claim 1, wherein the carriage (310) is slidably connected to the lifting frame (200), a first motor (210) is connected to the bottom side of the carriage (310), a gear (220) is connected to the first motor (210) in a driving manner, a rack (230) is connected to the lifting frame (200), and the gear (220) is meshed with the rack (230).

8. The high-efficiency plug-in roll loading and unloading machine according to claim 1, wherein the lifting frame (200) is slidably connected in the frame (100) along the up-down direction, a second motor (350) is connected to the frame (100), a transmission unit is arranged between the lifting frame (200) and the frame (100), the transmission unit comprises a transmission shaft (341), a chain wheel (342), a chain (343) and a weight plate (344), the transmission shaft (341) is rotatably connected to the frame (100), the second motor (350) is in driving connection with the transmission shaft (341), a chain wheel (342) is connected to the transmission shaft (341), the weight plate (344) is connected to one end of the chain (343), and the other end of the weight plate (344) bypasses the chain wheel (342) and is connected to the lifting frame (200).

9. The high-efficiency plug-in roll loader and unloader according to claim 8, wherein the number of the transmission units is not less than two, and the second motors (350) are respectively connected with the transmission shafts (341) in a transmission manner.

10. A roll-in type high efficiency loader according to claim 1, wherein a plurality of transition rolls (240) are arranged on said elevating frame (200) on the downstream side of the transfer of said transfer rolls (320).