CN218143947U

CN218143947U - Mounting structure, drive mechanism and conveyor

Info

Publication number: CN218143947U
Application number: CN202221531688.2U
Authority: CN
Inventors: 邹彦飞; 姜毅
Original assignee: Suzhou Jinfeng Logistics Equipment Technology Co ltd
Current assignee: Suzhou Jinfeng Logistics Equipment Technology Co ltd
Priority date: 2022-06-17
Filing date: 2022-06-17
Publication date: 2022-12-27
Anticipated expiration: 2032-06-17

Abstract

The utility model discloses a mounting structure, drive mechanism and conveyor, wherein mounting structure includes the sliding seat, the sliding seat slides and sets up on the slide rail, a rack is connected to the sliding seat, the rack with the slide rail is parallel and connect its rack expansion bend of driving along its extending direction reciprocating motion, the rack runs through the rack expansion bend, the input shaft of rack expansion bend connects the motor and converts motor output shaft's rotary motion into the linear motion of rack. The structure of this scheme is for the structure of cylinder adjustment, and shared horizontal space is little, and overall structure is compacter, adopts the motor to drive simultaneously, and relative cylinder, the control accuracy of removal is higher, and the power supply realizes more easily, running cost is lower for the air feed relatively.

Description

Mounting structure, drive mechanism and conveyor

Technical Field

The utility model belongs to the technical field of the commodity circulation letter sorting and specifically relates to mounting structure, drive mechanism and conveyor.

Background

In a chain transmission mechanism or a belt transmission mechanism or various conveying devices, a chain or a belt can be loosened after being used for a certain time, so that tensioning is needed, in order to conveniently tension, a cylinder is adopted in some structures to move a chain wheel or a belt wheel to tension the chain or the belt, for example, the cylinder is in the structure in the prior art with the application number of 201620031836.2, the cylinder is adjusted, the difficulty of manual operation is reduced, but the cylinder is long in length, large in occupied transverse space, low in cylinder adjustment precision and poor in adjustability, an air source needs to be additionally provided, and the use condition is limited to a certain degree.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a mounting structure, drive mechanism and conveyor in order to solve the above-mentioned problem that exists among the prior art exactly.

The purpose of the utility model is realized through the following technical scheme:

the mounting structure comprises a sliding seat, wherein the sliding seat is arranged on a sliding rail in a sliding mode, the sliding seat is connected with a rack, the rack is parallel to the sliding rail and is connected with a rack expansion piece which drives the sliding rail to move back and forth along the extending direction of the sliding rail, the rack penetrates through the rack expansion piece, and an input shaft of the rack expansion piece is connected with a motor and converts the rotary motion of an output shaft of the motor into the linear motion of the rack.

Preferably, in the mounting structure, the rack is slidably inserted into a support block located between the rack expansion device and the sliding seat.

Preferably, in the mounting structure, a guide sleeve is arranged on the supporting block, and the rack is inserted in the guide sleeve in a sliding manner.

Preferably, in the mounting structure, the rack is further connected with a one-way locking mechanism, and the one-way locking mechanism enables the rack to move only in a single direction.

Preferably, in the mounting structure, the one-way locking mechanism includes a ratchet arranged on the rack and a swing pawl matched with the ratchet, and the swing pawl is clamped with the ratchet under the action of the elastic member.

Preferably, in the mounting structure, the one-way locking mechanism includes a ratchet arranged on the rack and a locking block matched with the ratchet, and the sliding seat is slidably arranged at a slot with a fixed position and is clamped with the ratchet through an elastic piece in the slot.

Preferably, in the mounting structure, the sliding seat is connected with a movable rail.

The transmission mechanism comprises the mounting structure, and a chain wheel or a belt wheel at one end of the transmission mechanism is arranged on a sliding seat of the mounting structure.

Preferably, in the transmission mechanism, the axis of the sprocket or the drive corresponds to the height of the axis of the rack, and the axis of the rack passes through the center of the sliding seat.

Preferably, in the transmission mechanism, two ends of the rotating shaft are respectively connected with a mounting structure, and at least one chain wheel or at least one belt wheel is mounted on the rotating shaft in a clearance manner.

A conveyor comprising any of the mounting arrangements described above or any of the transmission mechanisms described above.

The utility model discloses technical scheme's advantage mainly embodies:

the structure of this scheme is for the structure of cylinder adjustment, and shared horizontal space is little, and overall structure is compacter, adopts the motor to drive simultaneously, and relative cylinder, the control accuracy of removal is higher, and the power supply realizes more easily, the running cost is lower for the air feed relatively.

This scheme sets up the supporting shoe and sets up the guide pin bushing on it and can support the rack effectively to protect the rack expansion bend, improve the security of equipment operation.

The one-way locking mechanism of this scheme can lock the position after the adjustment effectively, can protect the rack expansion bend simultaneously effectively, and the while ratchet forms on the rack, need not additionally to set up ratchet etc. and the structure is simpler. Adopt through the locking piece that is located in the slot come with the ratchet cooperation, the locking is more stable when can.

The sliding seat of the scheme is connected with the movable guide rail, so that the chain can be tensioned, and the structure on the chain can be better supported.

Drawings

Fig. 1 is a front view of the mounting structure of the present invention;

fig. 2 is a perspective view of the mounting structure of the utility model;

FIG. 3 is a partial enlarged view of the rack of the present invention slidably inserted in the guide sleeve;

FIG. 4 is an enlarged view of area A of FIG. 2;

fig. 5 is a perspective view of an end region of the chain drive according to the invention.

Detailed Description

Objects, advantages and features of the present invention will be illustrated and explained by the following non-limiting description of preferred embodiments. These embodiments are merely exemplary embodiments for applying the technical solutions of the present invention, and all technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the scope of the present invention.

In the description of the embodiments, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the embodiment, the operator is used as a reference, and the direction close to the operator is a proximal end, and the direction away from the operator is a distal end.

Example 1

The mounting structure 20 is preferably used for mounting a sprocket of a chain transmission structure in this embodiment, and of course, the mounting structure 20 may also be used in other application scenarios requiring a certain component to move linearly, for example, in a belt conveyor to drive a tensioning roller or a conveying roller to move so as to tension a conveying belt.

As shown in fig. 1 and fig. 2, the mounting structure 20 includes a sliding seat 1, the sliding seat 1 is slidably disposed on a sliding rail 2, the sliding seat 1 is connected to a rack 3, the rack 3 is parallel to the sliding rail 2 and is connected to a rack expansion unit 4 for driving the rack expansion unit to reciprocate along an extending direction thereof, the rack 3 penetrates through the rack expansion unit 4, an input shaft of the rack expansion unit 4 is connected to a motor 5 and converts a rotation motion of a motor output shaft into a linear motion of the rack 3, the rack expansion unit 4 can constitute a gear-rack 3 expansion structure with the rack 3, and a specific structure thereof is known in the art and is not described herein in detail.

During the use, with the part that will need the installation, with fixed positions such as slide rail 2, rack expansion bend 4, then install the part on sliding seat 1, when needs are adjusted during the position of part, start motor 5 can be right the position of part carries out required adjustment, and this kind of structure is for the structure of cylinder adjustment, and shared horizontal space is little, and overall structure is compacter, adopts motor 5 to drive simultaneously, and relative cylinder, the control accuracy of removal is higher, and the power supply is for the air feed, realizes more easily, running cost is lower.

As shown in fig. 2, the sliding seat 1 is a plate, and the plate is provided with a connecting structure such as a hole for connecting the components. The sliding rail 2 is a U-shaped part and is two, the two sliding rail are positioned at the upper side and the lower side of the sliding seat 1, and the sliding seat 1 is embedded in a groove of the U-shaped part. The rack 3 is a cylindrical body, and the length and the specific shape of the rack can be designed according to the requirement.

As shown in fig. 1 and 2, in order to ensure the smoothness and the support of the movement of the rack 3 and reduce the acting force of the rack 3 on the rack expansion device 4, the rack 3 is slidably inserted into a support block 6 between the rack expansion device 4 and the sliding seat 1.

As shown in fig. 3, a guide sleeve 8 is arranged on the supporting block 6, the rack 3 is inserted into the guide sleeve 8 in a sliding manner, and the length of the guide sleeve 8 is more than 2 times of the width of the tooth groove of the rack 3, so that the rack 3 moves more smoothly and is less worn. When the rack 3 needs to be moved frequently, the guide sleeve 8 can be made of graphite, teflon, nylon and the like.

As shown in fig. 1 and fig. 2, the rack 3 is further connected with a one-way locking mechanism 7, and the one-way locking mechanism 7 enables the rack 3 to move only in a single direction. Like this when this mounting structure 20 is applied to chain, hold-in range tensioning, after carrying out the tensioning adjustment, can effectively guarantee the stability of position after the adjustment, simultaneously, the effort of the chain that rack 3 bore or hold-in range by one-way locking mechanism 7 undertakes, can be effectively right rack expansion bend 4 protects.

The specific structure of the one-way locking mechanism 7 can be designed as required, and it can be a known ratchet mechanism, which includes a ratchet 71 disposed on the rack 3 and a swing pawl matched with the ratchet 71, and the swing pawl is clamped with the ratchet 71 under the action of an elastic member.

As shown in fig. 4, the one-way locking mechanism 7 includes a ratchet 71 disposed on the rack 3 and a locking block 72 matching with the ratchet 71, the locking block 72 is slidably disposed at a fixed slot and is clamped with the ratchet 71 through an elastic member in the slot.

As shown in fig. 1 and 4, the ratchet 71 is located at the bottom of the adjusting rack 3, correspondingly, the locking block 72 is located below the adjusting rack 3, the locking block 72 has a latch 73 matched with the ratchet 71, the latch 73 is a right triangle block, the inclined surface of the latch faces the supporting block 6, the ratchet 71 is a right triangle tooth matched with the right triangle block, the locking block 72 is slidably disposed in a slot 76 of a guide seat 74, the elastic member is a spring 75 disposed at the bottom of the locking block 72, the spring 75 is inserted into a limiting groove (not shown) at the bottom of the locking block 72, and, for compactness, the guide seat 74 is fixed on the supporting block 6, and the latch 73 of the locking block 72 is snapped into a tooth groove of the ratchet 71 by the elastic member.

Example 2

The present embodiment discloses a transmission mechanism, which may be a chain transmission mechanism or a belt transmission mechanism, including the mounting structure 20 of embodiment 1 described above. When the transmission mechanism is a chain transmission mechanism, the transmission mechanism comprises two chain wheels and a chain sleeved on the two chain wheels, and when the transmission mechanism is a belt transmission mechanism, the transmission mechanism comprises two belt wheels and a synchronous belt sleeved on the two belt wheels. When the chain or the synchronous belt is loosened after the chain or the synchronous belt is used for a certain time, at this time, a chain wheel or a belt wheel at one end is arranged on the sliding seat 1 of the mounting structure 20, and the chain or the synchronous belt can be tensioned by adjusting the position of one chain wheel or one belt wheel through the mounting structure 20.

Preferably, the height of the axis of the chain wheel or the drive is equivalent to that of the axis of the rack 3, and the axis of the rack 3 passes through the center of the sliding seat 1, so that the structural design can ensure that the sliding seat 1 is stressed more uniformly when being acted by the rack 3, and the sliding is smoother.

As shown in fig. 5, the transmission mechanism includes a rotating shaft 10, two ends of the rotating shaft 10 are respectively connected to a mounting structure 20, two mounting structures are respectively mounted on the side frame 30, two chain wheels or at least one belt wheel are mounted on the rotating shaft 10 near to the two ends, when two chain wheels are mounted on the rotating shaft 10, various feasible structures such as chain plates or sorting trolleys can be arranged on the two chains, so that different conveying equipment such as a chain plate conveyor or a cross belt sorter can be constructed. When one belt wheel is provided, the belt wheel can be a belt wheel at one end of the belt conveyor, and when a plurality of belt wheels are adopted, the belt wheels can be a row of narrow belt wheels of the narrow belt conveyor. When the tightness of the belt or chain needs to be adjusted, the motors 5 of the two mounting structures 20 work simultaneously, and the corresponding adjustment is realized by adjusting the position of the rotating shaft 10.

Further, the sliding seats 1 of the two mounting structures 20 are respectively connected with a movable rail 40 located inside the side frame 30, so that when the sliding seats 1 move, the movable rail 40 moves synchronously along with the movable rail 40, and the movable rail 40 is connected with a fixed rail 50.

Example 3

The present embodiment discloses a conveying device, which includes the above-mentioned mounting structure 20 or transmission mechanism.

The utility model has a plurality of implementation modes, and all technical schemes formed by adopting equivalent transformation or equivalent transformation all fall within the protection scope of the utility model.

Claims

1. Mounting structure, its characterized in that: the sliding seat is arranged on a sliding rail in a sliding mode, the sliding seat is connected with a rack, the rack is parallel to the sliding rail and connected with a rack expansion piece which drives the sliding rail to move in a reciprocating mode along the extending direction of the sliding rail, the rack penetrates through the rack expansion piece, an input shaft of the rack expansion piece is connected with a motor, and the rotating motion of an output shaft of the motor is converted into the linear motion of the rack.

2. The mounting structure according to claim 1, wherein: the rack is slidably inserted into the supporting block between the rack expansion piece and the sliding seat.

3. The mounting structure according to claim 2, wherein: the supporting block is provided with a guide sleeve, and the rack is inserted in the guide sleeve in a sliding mode.

4. The mounting structure according to claim 3, wherein: the rack is also connected with a one-way locking mechanism which enables the rack to move only along a single direction.

5. The mounting structure according to claim 4, wherein: the one-way locking mechanism comprises a ratchet arranged on the rack and a swing pawl matched with the ratchet, and the swing pawl is clamped with the ratchet under the action of the elastic piece.

6. The mounting structure according to claim 4, wherein: the one-way locking mechanism comprises a ratchet arranged on the rack and a locking block matched with the ratchet, and the sliding seat is arranged at a slot with a fixed position in a sliding manner and is clamped with the ratchet through an elastic piece in the slot.

7. The mounting structure according to any one of claims 1 to 6, wherein: the sliding seat is connected with the movable track.

8. Drive mechanism, its characterized in that: comprising a mounting structure according to any of claims 1-7, wherein a sprocket or pulley at one end of the transmission is arranged on a sliding seat of the mounting structure.

9. The transmission mechanism as claimed in claim 8, wherein: the axis of the chain wheel or the drive is equivalent to the height of the axis of the rack, and the axis of the rack passes through the center of the sliding seat.

10. Conveying device, its characterized in that: comprising a mounting structure according to any one of claims 1-7 or a transmission according to any one of claims 8-9.