CN209777516U

CN209777516U - Annular flexible chain line

Info

Publication number: CN209777516U
Application number: CN201920299073.3U
Authority: CN
Inventors: 司蓉兴; 汪锋
Original assignee: Wuxi Yijia Industrial Equipment Manufacturing Co Ltd
Current assignee: Wuxi Yijia Industrial Equipment Manufacturing Co Ltd
Priority date: 2019-03-08
Filing date: 2019-03-08
Publication date: 2019-12-13
Anticipated expiration: 2029-03-08

Abstract

The utility model belongs to the technical field of conveying equipment, a flexible chain line of annular is related to, include: the main line body is arranged in a ring shape and driven to operate by a driving device, a plurality of load trolleys are arranged on the main line body, a tensioning device is further arranged on the main line body to tension the main line body, and a plurality of groups of station stoppers are further arranged on the main line body and drive the load trolleys to continuously operate. The product of simple structure is reasonable, through predetermineeing a plurality of station stopper on the annular flexible chain line, the position that required load trolley stopped when can realizing actual production, the load trolley stops the operation of advancing after moving station stopper position, but annular drag chain continuation operation can continue the operation in order to ensure other load trolleys, the load trolley also can be let go to the station stopper, 1 automatic load trolley with the back of letting go behind at every turn stops, with this circulation operation, form flexible production.

Description

Annular flexible chain line

Technical Field

The utility model belongs to the technical field of conveying equipment, a flexible chain line of annular is related to.

Background

The annular trolley production line is generally: a plurality of load trolleys are arranged on the running track of the annular traction chain, the spacing distance between the trolleys is generally constant, and once the traction chain runs, all the load trolleys on the whole annular trolley production line run. In actual production use, it is preferable that the trolley is stopped at fixed points, and not every load trolley is forced to run.

Disclosure of Invention

The utility model provides a to above-mentioned problem, provide an annular flexible chain line, this chain line can realize stopping at several fixed points at the during operation, and can not each load dolly all force the operation.

According to the technical scheme of the utility model: an endless flexible link wire, comprising: the main line body is arranged in a ring shape and driven by a driving device to operate, a plurality of load trolleys are arranged on the main line body, a tensioning device is further arranged on the main line body to tension the main line body, and a plurality of groups of station stoppers are further arranged on the main line body and can stop the load trolleys running above the station stoppers when the main line body drives the load trolleys to continuously run.

As a further improvement of the utility model, the thread body includes that first frame construction, drag chain bear rail, drag chain keep the rail, drag chain bears the rail and is the annular form and sets up on first frame construction, and drag chain supports to set up on drag chain bears the rail, drag chain keep the rail set up in drag chain bears the rail top, drag chain keeps the rail to lead to drag chain's horizontal direction.

As a further improvement, each chain link of the drag chain comprises a chain holder, the chain holder rotates from top to bottom in turn to set up the drag head-pushing wheel, the horizontal guide wheel and bear the lower travelling wheel, wherein the lower travelling wheel is supported on the drag chain bearing rail, the horizontal guide wheel is arranged between two guide rails of the drag chain retaining rail, and the drag head-pushing wheel is used for the load trolley.

As the utility model discloses a further improvement, overspeed device tensioner includes that adjustable setting is in the last driven shaft seat of first frame construction, and the driven shaft rotates and sets up on driven shaft seat, and the driven shaft upper end is rotated and is set up driven sprocket.

As the utility model discloses a further improvement, set up tensioning stroke track group between driven shaft seat and the first frame construction, guide rail and first frame construction fastening connection in the tensioning stroke track group, the slider of tensioning stroke track group cooperatees with the guide rail of tensioning stroke track group, sets up screw rod adjustment group between the tensioning stroke track group, and the screw rod of screw rod adjustment group rotates and sets up on first frame construction, the nut seat of screw rod adjustment group be fixed in driven shaft seat on and with the screw rod screw-thread fit of screw rod adjustment group.

As the utility model discloses a further improvement, the station stopper is including being fixed in the second frame construction on the first frame construction, and the installation of second frame construction is carried out the cylinder, and the piston rod end fixed connection activity roof of carrying out the cylinder, the fixed stopper of activity roof top surface, the fixed guide pillar in bottom surface of activity roof are equipped with the guide pin bushing with guide pillar matched with on the second frame.

As the utility model discloses a further improvement, the load dolly includes the bearing trolley body, long-pending mechanism, guiding mechanism of putting, and wherein the one end of bearing trolley body sets up the long-pending mechanism of putting that the liftable was adjusted, and the other end of bearing trolley body sets up guiding mechanism.

As a further improvement, the long-pending mechanism of putting is including being fixed in the fixed body on the bearing trolley body, and buffering actuating mechanism sets up on the fixed body, and long-pending carrier bar of putting is connected with buffering actuating mechanism is perpendicular.

As the utility model discloses a further improvement, buffering actuating mechanism includes the leading truck of vertical setting, and it sets up the push rod to slide in the vertical cell body of leading truck, sets up the spring between the vertical cell body roof of push rod upper end and leading truck.

As a further improvement of the utility model, the guide mechanism is a fixed shaft.

The technical effects of the utility model reside in that: the product of simple structure is reasonable, through predetermineeing a plurality of station stopper on the annular flexible chain line, the position that required load trolley stopped when can realizing actual production, the load trolley stops the operation of advancing after moving station stopper position, but annular drag chain continuation operation can continue the operation in order to ensure other load trolleys, the load trolley also can be let go to the station stopper, 1 automatic load trolley with the back of letting go behind at every turn stops, with this circulation operation, form flexible production.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a left side view of fig. 1.

Fig. 3 is a schematic structural diagram of the main line body.

Fig. 4 is a schematic view of the structure of the drag chain.

Fig. 5 is a schematic view of the structure of one link in the drag chain.

Fig. 6 is a schematic structural view of the station stopper.

Fig. 7 is a schematic structural diagram of the load trolley.

Fig. 8 is a left side view of fig. 7.

Fig. 9 is a top view of fig. 7.

Fig. 10 is a partial enlarged view of fig. 1 at M.

Detailed Description

The following description will further describe embodiments of the present invention with reference to the accompanying drawings.

in the drawings 1 ~ 9, the device comprises a driving device 1, a main line body 2, a tensioning device 3, a driven chain wheel 3 ~ 1, a driven shaft 3 ~ 2, a tensioning travel track group 3 ~ 3, a screw adjusting group 3 ~ 4, a station stopper 4, a load trolley 5, a first frame structure 6, a traction chain bearing track 7, a traction chain 8, a traction chain retaining track 9, a bearing lower travelling wheel 10, a horizontal guide wheel 11, a traction push head wheel 12, an execution cylinder 13, a movable top plate 15, a blocking head 16, a bearing trolley body 17, a stacking mechanism 18, a guide mechanism 19 and the like.

as shown in fig. 1 ~ 9, the utility model relates to an annular flexible chain line, including the main line body 2 that is the setting of annular form, main line body 2 is driven the operation by drive arrangement 1, sets up a plurality of load dolly 5 on the main line body 2, still is provided with overspeed device tensioner 3 on the main line body 2 in order to carry out the tensioning to main line body 2, still is provided with a plurality of groups station stopper 4 on the main line body 2, when main line body 2 drives load dolly 5 continuous operation, station stopper 4 can block the load dolly that moves to its top.

The main line body 2 comprises a first frame structure 6, a traction chain bearing rail 7, a traction chain 8 and a traction chain retaining rail 9, wherein the traction chain bearing rail 7 is arranged on the first frame structure 6 in an annular shape, the traction chain 8 is supported and arranged on the traction chain bearing rail 7, the traction chain retaining rail 9 is arranged above the traction chain bearing rail 7, and the traction chain retaining rail 9 guides the horizontal direction of the traction chain 8.

Each chain link of the traction chain 8 comprises a chain retainer, the chain retainer is sequentially and rotatably provided with a traction push head wheel 12, a horizontal guide wheel 11 and a bearing lower travelling wheel 10 from top to bottom, the bearing lower travelling wheel 10 is supported on a traction chain bearing rail 7, the horizontal guide wheel 11 is arranged between two guide rails of a traction chain retaining rail 9, and the traction push head wheel 12 acts on the load trolley 5.

The tensioning device 3 comprises a driven shaft seat which is adjustably arranged on the first frame structure 6, a driven shaft 3-2 is rotatably arranged on the driven shaft seat, and a driven chain wheel 3-1 is rotatably arranged at the upper end of the driven shaft 3-2.

A tensioning travel track group 3-2 is arranged between a driven shaft seat and a first frame structure 6, a guide rail in the tensioning travel track group 3-2 is fixedly connected with the first frame structure 6, a sliding block of the tensioning travel track group 3-2 is matched with the guide rail of the tensioning travel track group 3-2, a screw adjusting group 3-4 is arranged between the tensioning travel track groups 3-2, a screw of the screw adjusting group 3-4 is rotatably arranged on the first frame structure 6, and a nut seat of the screw adjusting group 3-4 is fixed on the driven shaft seat and is in threaded fit with a screw of the screw adjusting group 3-4.

The station stopper 4 comprises a second frame structure fixed on the first frame structure 6, an execution cylinder 13 is installed on the second frame structure, a piston rod end of the execution cylinder 13 is fixedly connected with a movable top plate 15, a stopper 16 is fixed on the top surface of the movable top plate 15, a guide pillar is fixed on the bottom surface of the movable top plate 15, and a guide sleeve matched with the guide pillar is arranged on the second frame 14.

The load trolley 5 comprises a load trolley body 17, a stacking mechanism 18 and a guide mechanism 19, wherein the stacking mechanism 18 capable of being adjusted in a lifting mode is arranged at one end of the load trolley body 17, and the guide mechanism 19 is arranged at the other end of the load trolley body 17.

The accumulating and releasing mechanism 18 comprises a fixed body 18-3 fixed on the bearing trolley body 17, a buffer execution mechanism 18-2 is arranged on the fixed body 18-3, and an accumulating and releasing bearing rod 18-1 is vertically connected with the buffer execution mechanism 18-2.

The buffer executing mechanism 18-2 comprises a vertically arranged guide frame, a push rod is arranged in a vertical groove of the guide frame in a sliding mode, and a spring is arranged between the upper end of the push rod and a vertical groove top plate of the guide frame.

The guide mechanism 19 is a fixed shaft.

The utility model discloses the product is when using, and annular flexible chain line is gone up and is set up 7 station stoppers 4, and load dolly 5 is kept off when moving arbitrary this position and stops, and drag chain does not stop the operation. When an operator presses a release button, the station blocking mechanism 4 starts to descend, a load trolley 5 is released, and after release, the station blocking mechanism automatically resets to continuously block and stop the following trolleys.

The annular flexible chain line shown in the figure is arranged in a pit (can also be arranged above the ground), the molded annular flexible chain line is flush with the ground, after the cover plate is covered, the whole production line only leaves a gap (full length) with the width of about 35mm on the ground, and the shape of a human body and the shape of a workshop material vehicle can be rolled.

The number of the driving devices 1 is 1, the driving devices are power units of annular flexible chain lines and are composed of a speed reducing motor 1, a main transmission shaft group 1 (comprising a bearing support) and a main transmission chain wheel 1. And designing power and torque according to a full-line full-load operation state and considering a margin coefficient. The main line body 2 is the main body mechanism of the annular flexible chain line, is also the effective use length of the production line, is arranged in double rows in parallel, and the structure composition of the main line body is shown in figure 3 and consists of: the frame structure 6, the traction chain bearing rail 7, the traction chain 8 and the traction chain retaining rail 9.

The frame structure 6 is a bearing parent body of all structures on the line body, and has the capabilities of firm and reliable structure and whole level adjustment. The traction chain bearing rail 7 is directly contacted with a bearing lower travelling wheel 10 on the traction chain 8 and is a bearing mechanism. The channel steel is combined with the key bar, the channel steel ensures the strength, and the key bar is superior to the common section steel in texture, so that the traction chain 8 runs stably on the key bar. The traction chain 8 is a main body for traction operation (see fig. 4 and 5), and consists of a bearing lower travelling wheel 10, a horizontal guide wheel 11, a traction push head wheel 12 and a chain retainer. Wherein the lower bearing travelling wheel 10 is responsible for traction operation; the horizontal guide wheel 11 is responsible for tracking performance of operation; and the traction pushing head wheel is responsible for pushing the load trolley 5.

The drag chain retaining rail 9 is a channel steel, and is mounted on the frame structure 6 to limit the horizontal swinging amplitude of the horizontal guide wheel on the drag chain 8, thereby playing a guiding role. The tensioning devices 3 are 1 in number and are used for ensuring that the traction chain has a proper tensioning force when in operation so as to ensure that the traction chain can stably operate. The tension device consists of a driven chain wheel, a driven shaft group (containing a bearing with a seat), a tensioning stroke slide block track group and a screw rod adjusting group. The number of the station stoppers 4 is 2 (or more) for stopping the load trolley 5 on the annular line and controlling the release of the load trolley 5, and the station stoppers are core components for realizing the station stop of the load trolley 5 and the flexible operation of the annular flexible chain line.

Each set of station stopper 4 consists of 2 sets of actuating mechanisms which are symmetrically arranged and act synchronously. The single set of actuating mechanism consists of an actuating cylinder 13, a frame structure 14, a lifting movable platform 15 and a blocking head 16 (all the following descriptions are single set). And the execution cylinder 13 is a power unit for realizing the lifting function of the station stopper 4. The cylinder body is fixed on the frame structure 14, the cylinder moving head is connected with the lifting moving platform 15, when the cylinder executes the action, the lifting moving platform 15 follows the action of lifting.

The frame structure 14 is a steel structure frame body and consists of a connecting rod component and a fixed platform. The fixed platform is used for connecting the air cylinder and the guide sleeve for mounting the linear track, and the connecting rod connects the fixed platform and the production line frame structure to form a stable structure body.

The lifting movable platform 15 is a key part of the station stopper 4, the station stopper 4 plays a role in stopping after the lifting movable platform rises, and the station stopper 4 plays a role in releasing after the lifting movable platform falls. The lifting movable platform consists of a movable top plate and a guide post and guide sleeve group, wherein two guide posts are arranged below the lifting movable bottom plate, and the connecting piece is a guide sleeve; through another guide sleeve, the guide post and the frame structure 14 form up-and-down sliding contact, and the power of the up-and-down sliding comes from the execution cylinder 13. The blocking head 16 is arranged on the lifting movable platform 15 and is directly contacted with the accumulating mechanism on the load trolley 5. The shape of the device conforms to the collision operation principle of the accumulation mechanism on the load trolley 5.

The number of the load trolleys 5 is a plurality, and the load trolleys are used for loading products and follow the traction chains 8 to move along the running track. Comprises a bearing trolley 17, a accumulating mechanism 18 and a guide mechanism 19. When the load trolley moves to the area of the station stopper 4, the sensor sends a signal, the station stopper 4 rises until the stacking mechanism 18 on the load trolley is completely jacked up (the load trolley is inserted into the guide rod to be separated from the chain), and at the moment, the load trolley is stably stopped in the area of the station stopper 4. Note that the push rod position on the accumulation mechanism 18 is higher than the chain traction push head wheel 12 but lower than the endless wire running track limiting plate (floor panel). The bearing trolley 17 is a trolley parent body and is of a steel structure, 4 travelling wheels are arranged below the bearing trolley, and corresponding tools can be arranged above the bearing trolley according to the shape of a product. The accumulating and releasing mechanism 18 is arranged on the bearing trolley and consists of a fixed body, a buffer executing mechanism and an accumulating and releasing bearing rod. The buffer actuating mechanism and the accumulating and releasing bearing rod are connected into an integral structure, and when the station stopper 4 rises to support the accumulating and releasing bearing rod, the buffer actuating mechanism also rises along with compression through a spring until a push rod on the buffer actuating mechanism is separated from the chain; when the station stopper 4 descends, the spring elasticity of the buffer actuating mechanism is released, and the push rod on the buffer actuating mechanism rebounds and is inserted into the chain area (along with the traction push head wheel 12 on the traction chain). The guide mechanism 19 is a fixed shaft assembly, and is used as a tracking guarantee mechanism for the load trolley to run along the track in tandem with a push rod on the accumulating mechanism 18.

Claims

1. An endless flexible link wire, comprising: the main line body (2) is arranged in an annular shape, the main line body (2) is driven by the driving device (1) to operate, the main line body (2) is provided with a plurality of load trolleys (5), the main line body (2) is further provided with the tensioning device (3) to tension the main line body (2), the main line body (2) is further provided with a plurality of groups of station stoppers (4), and when the main line body (2) drives the load trolleys (5) to continuously operate, the station stoppers (4) can stop the load trolleys which operate above the station stoppers.

2. The endless flexible link line of claim 1, wherein: the main line body (2) comprises a first frame structure (6), a traction chain bearing rail (7), a traction chain (8) and a traction chain retaining rail (9), wherein the traction chain bearing rail (7) is arranged on the first frame structure (6) in an annular shape, the traction chain (8) is supported and arranged on the traction chain bearing rail (7), the traction chain retaining rail (9) is arranged above the traction chain bearing rail (7), and the traction chain retaining rail (9) guides the horizontal direction of the traction chain (8).

3. The endless flexible link line of claim 2, wherein: every chain link of traction chain (8) all includes a chain holder, and chain holder from the top down rotates in proper order and sets up and pull pushing head wheel (12), horizontal leading wheel (11) and bear lower travelling wheel (10), wherein bears lower travelling wheel (10) and support on traction chain bears rail (7), and horizontal leading wheel (11) are arranged in and are pulled between two guide rails of chain holding rail (9), pull pushing head wheel (12) and act on load dolly (5).

4. The endless flexible link line of claim 2, wherein: the tensioning device (3) comprises a driven shaft seat which is adjustably arranged on the first frame structure (6), a driven shaft (3-2) is rotatably arranged on the driven shaft seat, and a driven chain wheel (3-1) is rotatably arranged at the upper end of the driven shaft (3-2).

5. The endless flexible link line of claim 4, wherein: a tensioning travel track group (3-3) is arranged between the driven shaft seat and the first frame structure (6), a guide rail in the tensioning travel track group (3-3) is fixedly connected with the first frame structure (6), a sliding block of the tensioning travel track group (3-3) is matched with the guide rail of the tensioning travel track group (3-3), a screw adjusting group (3-4) is arranged between the tensioning travel track groups (3-3), a screw of the screw adjusting group (3-4) is rotatably arranged on the first frame structure (6), and a nut seat of the screw adjusting group (3-4) is fixed on the driven shaft seat and is in threaded fit with the screw of the screw adjusting group (3-4).

6. The endless flexible link line of claim 2, wherein: the station stopper (4) comprises a second frame structure fixed on the first frame structure (6), an execution cylinder (13) is installed on the second frame structure, a piston rod end of the execution cylinder (13) is fixedly connected with a movable top plate (15), a stop head (16) is fixed on the top surface of the movable top plate (15), a guide pillar is fixed on the bottom surface of the movable top plate (15), and a guide sleeve matched with the guide pillar is arranged on the second frame (14).

7. The endless flexible link line of claim 1, wherein: the load trolley (5) comprises a bearing trolley body (17), a stacking mechanism (18) and a guide mechanism (19), wherein the stacking mechanism (18) capable of being adjusted in a lifting mode is arranged at one end of the bearing trolley body (17), and the guide mechanism (19) is arranged at the other end of the bearing trolley body (17).

8. The endless flexible link line of claim 7, wherein: the accumulation and release mechanism (18) comprises a fixed body (18-3) fixed on the bearing trolley body (17), the buffer execution mechanism (18-2) is arranged on the fixed body (18-3), and the accumulation and release bearing rod (18-1) is vertically connected with the buffer execution mechanism (18-2).

9. The endless flexible link line of claim 8, wherein: the buffer executing mechanism (18-2) comprises a vertically arranged guide frame, a push rod is arranged in a vertical groove of the guide frame in a sliding mode, and a spring is arranged between the upper end of the push rod and a vertical groove top plate of the guide frame.

10. The endless flexible link line of claim 7, wherein: the guide mechanism (19) is a fixed shaft.