WO2018072160A1

WO2018072160A1 - Security-check machine and conveying apparatus thereof

Info

Publication number: WO2018072160A1
Application number: PCT/CN2016/102654
Authority: WO
Inventors: 郭诗迈; 欧石明; 张定祥
Original assignee: 中控智慧科技股份有限公司
Priority date: 2016-10-20
Filing date: 2016-10-20
Publication date: 2018-04-26
Also published as: CN108602624B; CN108602624A

Abstract

Provided are a conveying apparatus (100) and a security-check machine using said conveying apparatus (100), comprising a belt (15) used for transmitting items, a support frame (20) for supporting the belt (15), a driving cylinder (13) for driving the belt (15) to rotate, and a driven cylinder (12) fitting with the driving cylinder (13) and supporting the belt (15); the driven cylinder (12) and the driving cylinder (13) are arranged on the two ends of the support frame (20), respectively; the support frame (20) comprises a plurality of rectangular profiled materials (21) joined and connected together. The plurality of rectangular profiled materials (21) are arranged and the plurality of rectangular profiled materials (21) are joined to form the support frame (20), and assembly is convenient; rectangular profiled materials (21) are used for joining and the fabrication of the structures of each of the rectangular profiled materials (21) is the same; thus major errors in machining can be avoided, and the two ends of the support frame (20) are guaranteed to be parallel, thereby preventing the problem of the belt (15) running toward one side when in operation.

Description

Security inspection machine and its conveying device

Technical field

[0001] The present invention belongs to the field of security inspection equipment, and more particularly to a delivery device used in a security inspection machine and a security inspection machine using the same.

Background technique

[0002] The conveying device of the security inspection machine generally includes a conveying belt, a bracket supporting the conveying belt, and a drum for driving the conveying belt to rotate. The bracket in the conveying device of the current security inspection machine is generally formed by bending a sheet metal laser, bending it, and then welding the strong rib. The mounting flange positions of the bracket are usually processed according to the drawings during the laser cutting process, and then bent and welded to be placed on the integral bracket. Due to the large tolerance of the sheet metal bending, the bending and welding defects will cause deformation, and after welding, the sheet metal parts will continue to generate stress deformation in the long turns; the deformation is more obvious. The positioning accuracy of the mounting hole is generally about 2-5mm. Therefore, the manufacturing of the crucible has a large deviation and deformation, which causes the two ends of the conveying device to be non-parallel, and the belt will be deflected when the belt is moved. In severe cases, the belt will run out, and the conveying device cannot transport the inspected article. technical problem

[0003] An object of the present invention is to provide a conveying device, which aims to solve the problem that the manufacturing device of the existing security inspection machine has large deviation and deformation, which causes the two ends of the conveying device to be non-parallel, and the working of the belt is generated. The problem of deviation.

Problem solution

Technical solution

The present invention is achieved by a conveyor apparatus including a belt for conveying an article, a bracket supporting the belt, a driving roller for driving the belt, and a slave supporting the belt in cooperation with the driving roller. a moving roller, the driven roller and the driving roller are respectively disposed at two ends of the bracket; the bracket comprises a plurality of rectangular profiles connected by stitching.

Further, one side of each of the rectangular profiles is provided with a groove, and the other side of the rectangular profile is provided with ribs that fit into the grooves of the adjacent rectangular profiles.

[0006] Further, the groove is located at the top of the side of the rectangular profile, and the rib is located at the rectangle The top of the other side of the profile.

[0007] Further, a lower portion of each of the two side surfaces of the rectangular profile is provided with a receiving groove.

Further, the bracket further includes two supporting plates connecting the rectangular profiles, and the two supporting plates are respectively connected to the two ends of the rectangular profile.

[0009] Further, each of the rectangular profiles has a hollow structure, and each of the rectangular profiles is provided with a rib.

[0010] Further, each of the ribs is provided with a mounting hole, and each of the supporting plates is provided with a positioning hole corresponding to the position of the mounting hole.

[0011] Further, a support bar for tightening the belt is further included, the support bar presses the belt, and two ends of the support bar are respectively pivotally connected to the two support plates.

[0012] Further, a top surface of each of the rectangular profiles is provided with a semi-mouthed circular groove, and the conveying device further comprises a needle roller respectively installed in each of the semi-mouthed circular grooves.

[0013] The invention provides a plurality of rectangular profiles, and a plurality of rectangular profiles are spliced to form a bracket, which is convenient to assemble; and the rectangular profile is used for splicing, and the structures of the rectangular profiles are made the same, thereby avoiding large processing errors and ensuring the brackets. The two ends are parallel, so as to avoid the problem of deviation of the belt work.

Another object of the present invention is to provide a security inspection machine comprising the delivery device as described above.

Advantageous effects of the invention

Beneficial effect

[0015] The security inspection machine of the present invention uses the above-mentioned conveying device, which can be easily processed and manufactured, and effectively avoids the problem of deviation of the belt work.

Brief description of the drawing

DRAWINGS

1 is a schematic perspective view of a conveying device according to an embodiment of the present invention;

2 is a schematic exploded view of the conveying device of FIG. 1;

3 is a schematic enlarged view of a portion A of FIG. 2.

Embodiments of the invention

[0019] In order to make the objects, technical solutions and advantages of the present invention more clear, the following is in conjunction with the accompanying drawings and embodiments. The present invention will be further described in detail. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

[0020] Referring to FIG. 1, FIG. 2 and FIG. 3, a conveying device 100 according to an embodiment of the present invention includes a belt 15, a bracket 20, a driving roller 13 and a driven roller 12, wherein the driving roller 13 is a driving drum; The belt 15 is used to transport articles and the bracket 20 supports the belt 15 to better support the items on the belt 15. The driven roller 12 and the driving roller 13 are respectively disposed at two ends of the bracket 20; the driving roller 13 and the driven roller 12 cooperate with the supporting belt 15, when the driving roller 13 rotates, the belt 15 is rotated, and the driven roller 12 follows the rotation. To reduce friction. The bracket 20 includes a plurality of rectangular profiles 21 to which a plurality of rectangular profiles 21 are joined together.

[0021] By providing a plurality of rectangular profiles 21 and splicing a plurality of rectangular profiles 21 to form the bracket 20, the assembly is convenient; and the rectangular profiles 21 are used for splicing, and the structures of the rectangular profiles 21 are made identically, so that a large processing error can be well avoided. , to ensure that the two ends of the bracket 20 are parallel, thereby avoiding the problem of the deviation of the belt 15 during operation.

[0022] Further, one side of each rectangular profile 21 is provided with a groove 211, and the other side of the rectangular profile 21 is provided with a rib 212. When the two rectangular profiles 21 are spliced, the rib on the rectangular profile 21 can be The 212 fits into the recess 211 of the other rectangular profile 21 to effect splicing of the adjacent two rectangular profiles 21. A groove 211 is formed on one side of the rectangular profile 21, and a rib 212 is provided on the other side of the rectangular profile 21, which is convenient for processing, and is also convenient for splicing and connecting two rectangular profiles 21.

Further, the groove 211 is located at the top of the side of the rectangular profile 21, and the rib 212 is located at the top of the other side of the rectangular profile 21. The structure is arranged such that the two rectangular profiles 21 are joined together, and the tops of the two rectangular profiles 21 can be joined to better support the belt 15, thereby increasing the weight of the load-bearing article. In other embodiments, the recess 211 may also be located at a central position of the side of the rectangular profile 21, with the corresponding rib 21 2 being located at a central position of the other side of the rectangular profile 21.

[0024] In the embodiment, the lower portions of the two side faces of each of the rectangular profiles 21 are respectively provided with receiving grooves 214. The accommodating groove 214 is disposed in the lower part of the two sides of each of the rectangular profiles 21, and the matching plunging rods can be disposed, and the two sides of the plunging rods are respectively inserted into the accommodating grooves 214 of the adjacent two rectangular profiles 21, so as to be Two rectangular profiles 21 are connected. Further, the structure of the accommodating groove 214 is the same as that of the groove 211 described above, so that the splicing can be performed more flexibly.

[0025] In other embodiments, ribs 212 may be respectively disposed at upper and lower portions of one side of each rectangular profile 21. On the other hand, the upper and lower portions of the rectangular profile 21 are respectively provided with grooves 211, so that the two rectangular profiles 21 can be joined together more stably. In still other embodiments, a rib 212 may be provided at an upper portion of one side of each of the rectangular profiles 21, a groove 211 may be provided at a lower portion of one side of the rectangular profile 21, and an upper portion of the other side of the rectangular profile 21 may be provided. The groove 211 is provided with a rib 21 2 at a lower portion of the other side of the rectangular profile 21.

Further, in the embodiment, the bracket 20 further includes two supporting plates 22 connecting the rectangular profiles 21, and the two supporting plates 22 are respectively connected to the two ends of the rectangular profile 21. The support is arranged to better secure the spliced rectangular profiles 21 to ensure stable support. Further, the two ends of the driven roller 12 are respectively pivotally connected to the two supporting plates 22, and the two ends of the driving roller 13 are respectively pivotally connected with the two supporting plates 22 to support the driven roller 12 through the two supporting plates 22. And the active roller 13.

Further, each of the rectangular profiles 21 has a hollow structure. Each of the rectangular profiles 21 is provided in a hollow structure to reduce the weight of each of the rectangular profiles 21. Further, each of the rectangular profiles 21 is provided with a rib 215. The ribs 21 5 are provided to increase the strength of each of the rectangular profiles 21. Further, each of the rectangular profiles 21 is an aluminum profile to reduce the weight of each of the rectangular profiles 21.

Further, each of the ribs 215 is provided with a mounting hole 216, and a positioning hole 221 is defined in each of the supporting plates 22 corresponding to the mounting hole 216. A mounting hole 216 is provided in each of the ribs 215, and a positioning hole 221 is formed in the support plate 22 to facilitate connection of the support plate 22 to the end faces of the respective rectangular profiles 21 by screws.

Further, in the present embodiment, the ribs 215 are convexly convex inward at positions corresponding to the inner corners of the respective rectangular profiles 21. That is, the strength of the rectangular profile 21 can be increased, and the mounting hole 216 can be conveniently provided on each of the ribs 215. In other embodiments, ribs 215 may also be provided at other locations of the hollow structure of the rectangular profile 21.

[0030] Specifically, the rectangular profile 21 can be milled using a numerically controlled machine tool, and the mounting holes 216 on the ribs 215 and the mounting flange can be positioned using a numerically controlled machine tool, and the positioning holes 221 on the support plate 22 can be positioned using a numerically controlled machine tool. And screw fastening, so as to reduce the machining error as much as possible, reduce the stress deformation, and then control the deviation of the bracket 20 within 1mm. The high precision of each of the rectangular profiles 21 makes the belt 15 easy to install and debug, and maintains long-term stable operation.

[0031] Further, the conveying device 100 further includes a bolster 16 for tightening the belt 15, the bolster 16 pressing against the belt 15 and the two ends of the bolster 16 being pivotally connected to the two supporting plates 22, respectively. By setting the peg 16, the peg 16 can be pressed against the belt 15 to tighten the belt 15 so that the driving roller 13 can better drive the belt 15 to rotate. Real In the embodiment, the rollers 16 are two, which are respectively located at two ends of the bracket 20. In other embodiments, the pegs 16 can also be one, three, four, and the like.

Further, the top surface of each of the rectangular profiles 21 is provided with a semi-portion circular groove 217, and the conveying device 100 further includes needle rollers respectively mounted in the respective semi-ports circular grooves 217. A semi-portal circular groove 21 7 is formed on the top surface of each rectangular profile 21, and when the needle roller 23 is mounted in each of the half-turn circular grooves 217, the belt 15 can be supported, and the needle roller 23 is in contact with the belt 15 directly above. The belt 15 is pressed against the needle roller 23 to convert the sliding friction into rolling friction to reduce the frictional force. Further, the nylon needle material is used for each of the needle rollers 23, and the nylon material has a frictional force on the smooth aluminum material or the metal profile, and has a certain self-lubricating function, so that the belt 15 runs smoothly, and the belt 15 generates less heat, rolling The motor is lightly loaded and the conveyor has a longer life without failure. Further, in the present embodiment, each of the rectangular profiles 21 is provided with a half-mouth circular groove 217 on both sides. The profile in the embodiment of the present invention is preferably an aluminum alloy profile, and of course, in the case where the same function can be achieved, a profile of another material can be used instead.

Referring to FIG. 1, an embodiment of the present invention also discloses a security inspection machine, including the delivery device 100 of any of the above. The security inspection machine uses the above-mentioned conveying device 100, which can be easily processed and manufactured, and effectively avoids the problem of deviation of the work of the belt 15 .

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalents, and improvements made within the spirit and scope of the present invention should be included in the present invention. Within the scope of protection of the invention.

Claims

Claim

A conveying device, comprising: a belt for conveying an article, a bracket supporting the belt, a driving roller driving the belt, and a driven roller supporting the belt in cooperation with the driving roller, the slave The movable roller and the active roller are respectively disposed at two ends of the bracket; the bracket includes a plurality of rectangular profiles connected in series.

The conveying device according to claim 1, wherein one side of each of said rectangular profiles is provided with a groove, and the other side of said rectangular profile is provided with said concavely inserted into said adjacent rectangular profile Ribs in the trough.

The conveying device according to claim 2, wherein the groove is located at the top of the side of the rectangular profile, and the rib is located at the top of the other side of the rectangular profile. The conveying apparatus according to claim 3, wherein each of the lower sides of the rectangular profiles is provided with a receiving groove.

The conveying device according to any one of claims 1 to 4, wherein the bracket further comprises two supporting plates connecting the rectangular profiles, and the two supporting plates are respectively located at both ends of the rectangular profile Connected.

The conveying apparatus according to claim 5, wherein each of said rectangular profiles has a hollow structure, and each of said rectangular profiles is provided with a rib.

The conveying device according to claim 6, wherein each of the ribs is provided with a mounting hole, and each of the supporting plates is provided with a positioning hole corresponding to the position of the mounting hole. A conveying device according to claim 5, further comprising a shackle for tightening said belt, said shackle pressing said belt, and said two ends of said sling The support plate is pivotally connected.

The conveying device according to any one of claims 1 to 4, wherein a top surface of each of the rectangular profiles is provided with a semi-mouthed circular groove, and the conveying device further comprises a plurality of said semi-turns respectively. Needle roller in the circular groove.

A security inspection machine, comprising the delivery device of any of claims 1-9.