Tooth-shaped belt tray conveyor driving head and tail mechanism

Abstract

The utility model discloses a cog belt tray conveyor driving head and tail mechanism, which comprises a head assembly, a tail assembly and a line body framework, the head assembly comprises two symmetrically arranged head ends, synchronous belt wheels used for driving a synchronous cog belt to operate are arranged in the head ends, the two synchronous belt wheels are in transmission through a linkage rod, and the linkage rod is connected with the line body framework. The machine tail assembly comprises two tail ends which are symmetrically arranged, the tail ends are used for supporting and tensioning the synchronous cog belt, the two ends of the line body frameworks are connected with the head ends and the tail ends of the corresponding sides respectively, and the linkage unit is in transmission connection with one synchronous belt wheel. The linkage unit comprises a linkage shaft in transmission connection with the execution end of an external motor, a driving shaft in transmission connection with the synchronous belt wheel, and a linkage sleeve arranged between the linkage shaft and the driving shaft, and the two ends of the linkage sleeve are provided with connecting holes used for insertion transmission of the linkage shaft and the driving shaft correspondingly.

Description

TECHNICAL FIELD

[0001] The utility model relates to the conveyor design field, concretely is a kind of toothed belt tray conveyor drive head tail mechanism. BACKGROUND

[0002] Toothed belt tray conveyor drive head tail mechanism is the core component in conveyor, is responsible for driving and controls the stable operation of conveyor, head assembly is generally composed of two symmetrically arranged head ends, and head end includes shell, driving shaft, synchronous pulley and baffle assembly and other key components, cooperates to realize the transmission of power and the driving of synchronous toothed belt, tail assembly mainly plays the role of supporting and tensioning synchronous toothed belt, ensure stability and reliability in conveying process.

[0003] The synchronous pulley in one of the head ends in the existing head assembly will be directly connected with the execution end of external motor, and this connection mode needs the execution end of motor to be completely aligned with the connection end of synchronous pulley, when the installation position of motor is asymmetric, the power output by motor cannot be effectively transmitted to synchronous pulley. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of toothed belt tray conveyor drive head tail mechanism to solve the problems raised in the above background.

[0005] In order to solve the above technical problems, the utility model provides the following technical scheme: a kind of toothed belt tray conveyor drive head tail mechanism, including head assembly, tail assembly and line body framework, the head assembly includes two symmetrically arranged head ends, the head end is provided with synchronous pulley for driving synchronous toothed belt to run, the two synchronous pulleys are driven by linkage rod, the tail assembly includes two symmetrically arranged tail ends, the tail end is used to support and tension synchronous toothed belt, the line body framework is two, and the two ends of line body framework are respectively connected with the head end and tail end of corresponding side, linkage unit is drivenly connected with one of the synchronous pulleys, the linkage unit includes linkage shaft drivenly connected with the execution end of external motor and driving shaft drivenly connected with the synchronous pulley, and linkage sleeve is arranged between linkage shaft and driving shaft, the two ends of linkage sleeve are respectively provided with connecting hole for inserting and driving linkage shaft and driving shaft, the outer wall section of linkage shaft inserted into linkage sleeve end and the outer wall section of driving shaft are both < the inner wall section of linkage sleeve, the inner wall section of linkage sleeve, the outer wall section of linkage shaft inserted into linkage sleeve end and the outer wall section of driving shaft are all regular polygon.

[0006] Further, the head end comprises a lower shell, an upper shell, a supporting plate and a guide strip arranged in sequence from bottom to top, the two side walls of the upper shell are respectively inserted into the two sides of the lower shell and fixed by bolts, the supporting plate and the guide strip are both fixed on the upper shell by bolts, the synchronous pulley is rotatably arranged in the upper shell, and a guide wheel assembly is arranged in the lower shell and the upper shell.

[0007] Further, the tail end comprises a tail end body, a tail wheel rotatably arranged at the top end of the tail end body and a protective cover arranged on the top end of the tail end body, and the protective cover is fixed on the tail end body by screws.

[0008] Further, the tail wheel and the guide wheel are of the same structure, the guide wheel comprises a wheel body, a mounting cylinder fitted into the wheel body in an interference fit and a rotating shaft penetrating through the mounting cylinder, two bearings are respectively fitted into the inner walls of the two ends of the mounting cylinder in an interference fit, and the inner wall of the bearing is in interference fit with the outer wall of the rotating shaft.

[0009] Further, the end of the bearing is provided with a lap table.

[0010] The utility model discloses reached the beneficial effects are:

[0011] The design of the linkage unit allows flexible transmission connection between the external motor and the synchronous pulley, especially when the external motor installation position is asymmetric, the gap design between the linkage shaft, the driving shaft and the linkage sleeve provides necessary angle adjustment space, and the flexibility and adaptability of installation are enhanced.

[0012] The linkage shaft, the driving shaft and the linkage sleeve adopt a regular polygonal cross-section design, which not only increases the structural strength, but also ensures the close fit and stable abutment between the components during transmission.

[0013] Through the interference fit design of the wheel body and the mounting cylinder, after the wheel body wears out, only the wheel body needs to be replaced directly, without disassembling the rotating shaft and the bearing, so that the replacement process is greatly simplified.

[0014] The cooperation of the lap table and the mounting groove not only limits the bearing, but also prevents the axial movement of the bearing during work, effectively increasing the stability of the bearing after installation. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a structure schematic view of a toothed belt tray conveyor driving head and tail mechanism in the embodiment.

[0016] Figure 2 It is an exploded view of the head end in the embodiment.

[0017] Figure 3 It is Figure 1A cross-sectional view along the direction of A-A;

[0018] Figure 4 For Figure 1 A cross-sectional view along the direction of B-B;

[0019] Figure 5 An exploded view of the tail end in the embodiment;

[0020] Figure 6 An exploded view of the guide wheel in the embodiment;

[0021] Figure 7 A cross-sectional view of the guide wheel in the embodiment. DETAILED DESCRIPTION

[0022] The utility model will be further described in connection with the drawings.

[0023] As Figures 1-3 shown, the utility model discloses a toothed belt tray conveyor drive head tail mechanism, include: machine head subassembly, tail end subassembly and line body skeleton 3, machine head subassembly includes two symmetrically arranged head end 1, set up in the head end for driving synchronous toothed belt running synchronous pulley 15, two synchronous pulley 15 is driven between through the linkage rod 4, tail end subassembly includes two symmetrically arranged tail end 2, and the tail end is used for supporting and tensioning synchronous toothed belt, line body skeleton 3 is two, and the both ends of line body skeleton 3 are connected respectively corresponding side head end and tail end, linkage unit 5 is driven with one of synchronous pulley 15 and is connected, linkage unit 5 includes the linkage shaft 51 of the transmission connection of the external motor (not shown in the drawing) execution end and the drive shaft 52 of the transmission connection of synchronous pulley 15, and the linkage sleeve 53 that is set up between linkage shaft 51 and drive shaft 52, the both ends of linkage sleeve 53 are provided with respectively for the connection hole 531 of linkage shaft 51 and drive shaft 52 plug-in transmission, linkage shaft 51 plug-in linkage sleeve 53 end outer wall section and the outer wall section of drive shaft 52 all < linkage sleeve 53 inner wall section, linkage sleeve 53 inner wall section, linkage shaft 51 plug-in linkage sleeve 53 end outer wall section and the outer wall section of drive shaft 52 all are regular polygon.

[0024] Based on the above structure, as Figures 1-3 shown, when installing, one end of drive shaft 52 is inserted into linkage sleeve 53, and the other end of drive shaft 52 is inserted into one of the synchronous pulleys 15, then one end of linkage shaft 51 is inserted into linkage sleeve 53, and the other end of linkage shaft 51 is transmission connected (inserted / bolted / welded) with the execution end of the external motor;

[0025] Specifically, when the external motor mounting position is asymmetric, the outer wall section of the end of the linkage shaft 51 inserted into the linkage sleeve 53 and the outer wall section of the drive shaft 52 are both < the inner wall section of the linkage sleeve 53, so that there is a gap between the end of the linkage shaft 51 inserted into the linkage sleeve 53 and the end of the drive shaft 52 inserted into the linkage sleeve 53 and the inner wall of the linkage sleeve 53, and the gap is the angle adjustment space of the linkage shaft 51 and the linkage sleeve 53.

[0026] During operation, the execution end of the external motor drives one of the synchronous pulleys 15 to rotate through the linkage shaft 51, the linkage sleeve 53 and the drive shaft 52 in turn, the two synchronous pulleys 15 are linked through the linkage rod 4, and the synchronous pulleys 15 drive the synchronous toothed belt to run.

[0027] Specifically, when the execution end of the external motor drives the linkage shaft 51 to rotate, the edge of the linkage shaft 51 abuts against the inner wall of the linkage sleeve 53, so as to drive the linkage sleeve 53 to rotate, and when the linkage sleeve 53 rotates, the inner wall of the linkage sleeve 53 abuts against the edge of the drive shaft 52, so as to drive the drive shaft 52 to rotate.

[0028] Further, as shown in Figures 1-4 , the head end 1 comprises a lower shell 11, an upper shell 12, a supporting plate 13 and a guide strip 14 arranged in sequence from bottom to top, the two side walls of the upper shell 12 are inserted into the two sides of the lower shell 11 and are fixed by bolts, and the supporting plate 13 and the guide strip 14 are both fixed to the upper shell 12 by bolts, the synchronous pulley 15 is rotatably arranged in the upper shell 12, and a guide wheel assembly is arranged in the lower shell 11 and the upper shell 12, and the guide wheel assembly is composed of two guide wheels 16 arranged on the two sides of the synchronous pulley 15.

[0029] Further, as shown in Figure 1 , 4 -5, the tail end 2 comprises a tail end body 21, a tail wheel 22 rotatably arranged at the top end of the tail end body 21 and a protective cover 23 arranged on the top end of the tail end body 21, and the protective cover 23 is fixed to the tail end body 21 by screws.

[0030] Further, as shown in Figure 2 , 4 -7, the conventional tail wheel and the guide wheel are generally composed of a wheel body, a rotating shaft and two bearings, after the wheel body is worn, the rotating shaft and the two bearings need to be respectively disassembled and replaced into a new wheel body, in order to solve the above problems, in the utility model, the tail wheel 22 and the guide wheel 16 have the same structure, the guide wheel 16 comprises a wheel body 6, an installation cylinder 61 installed in the wheel body 6 in interference and a rotating shaft 62 penetrating through the installation cylinder 61, two bearings 63 are respectively installed in the inner walls of the two ends of the installation cylinder 61 in interference, and the inner wall of the bearing 63 is in interference fit with the outer wall of the rotating shaft 62.

[0031] When the wheel body 6 is worn and needs to be replaced, the wheel body 6 is directly contacted by an interference fit with the mounting cylinder 61, and the new wheel body 6 is installed on the mounting cylinder 61.

[0032] Furthermore, such as Figure 2 , 6 As shown in Figure 7, in order to increase the stability of the bearing after installation, the bearing 63 is provided with a lap joint 631 at its end. The lower housing 11, the upper housing 12 and the tail end body 21 are all provided with mounting grooves for the two ends of the bearing 63 to be inserted. After the two ends of the bearing 63 are inserted into the two symmetrical mounting grooves, the bottom end of the lap joint 631 fits against one of the inner side walls of the mounting groove, thereby limiting the bearing 63.

[0033] The synchronous toothed belt in this utility model has the same installation and operation mode as that in the patent with publication number CN207158113U and patent name "An Antistatic Double-Row Belt Module Assembly Line", which is already existing technology and will not be described again here.

[0034] The above are merely preferred embodiments of this utility model, but the scope of protection of this utility model is not limited thereto. Any equivalent substitutions or modifications made by those skilled in the art within the scope of the technology disclosed in this utility model, based on the technical solution and inventive concept of this utility model, should be included within the scope of protection of this utility model.

Claims

1. A toothed belt tray conveyor drive head tail mechanism, characterized in that, The utility model relates to a kind of synchronous belt tensioning device, including: Head assembly, the head assembly includes two symmetrically arranged head (1), the head is arranged in for driving synchronous belt wheel (15) for synchronous toothed belt operation, two the transmission of synchronous belt wheel (15) between linkage rod (4) is driven; Tail assembly, the tail assembly includes two symmetrically arranged tail (2), and the tail is used to support and tension synchronous toothed belt; Line body framework (3), the line body framework (3) is two, and the two ends of line body framework (3) are connected with the head and tail of corresponding side respectively; Wherein, linkage unit (5) is driven connection with one of synchronous belt wheel (15), the linkage unit (5) includes linkage shaft (51) and drive shaft (52) of the transmission connection of the drive of external motor execution end and the transmission connection of synchronous belt wheel (15), and linkage sleeve (53) is arranged between linkage shaft (51) and drive shaft (52), the two ends of linkage sleeve (53) are respectively provided with the connection hole (531) for the plug-in transmission of linkage shaft (51) and drive shaft (52), the outer wall section of linkage shaft (51) and the outer wall section of drive shaft (52) plug-in linkage sleeve (53) end are all < the inner wall section of linkage sleeve (53), the inner wall section of linkage sleeve (53), the outer wall section of linkage shaft (51) plug-in linkage sleeve (53) end and the outer wall section of drive shaft (52) are all regular polygon.

2. A toothed belt tray conveyor drive head tail mechanism according to claim 1, characterized in that: The head (1) includes by sequentially arranged lower shell (11), upper shell (12), supporting plate (13) and guide bar (14) from bottom to top, the two side walls of upper shell (12) are respectively inserted with the two sides of lower shell (11), and are fixed by bolt, the supporting plate (13) and guide bar (14) are all fixed with upper shell (12) by bolt, the synchronous belt wheel (15) is rotatably arranged in upper shell (12), the lower shell (11) and upper shell (12) are all provided with guide wheel assembly, the guide wheel assembly is composed of two guide wheels (16) arranged on the two sides of synchronous belt wheel (15).

3. A toothed belt tray conveyor drive head tail mechanism according to claim 2, characterized in that: The tail (2) includes by sequentially arranged tail body (21), rotatably arranged tail wheel (22) with the top of tail body (21) and cover arranged protective cover (23) on the top of tail body (21), the protective cover (23) is fixed with tail body (21) by screw.

4. A toothed belt tray conveyor drive head tail mechanism according to claim 3, characterized in that: The tail wheel (22) and guide wheel (16) are same structure, the guide wheel (16) includes wheel body (6), mounting cylinder (61) of interference installation in wheel body (6) and rotating shaft (62) passing through mounting cylinder (61), the inner wall of the two ends of mounting cylinder (61) is respectively interference installed with two bearings (63), the inner wall of bearing (63) and the outer wall of rotating shaft (62) interference fit.

5. A toothed belt tray conveyor drive head tail mechanism according to claim 4, characterized in that: The end of bearing (63) is provided with lap station (631).

Images