CN214422183U - Lifting structure of goods carrying platform of stacking machine - Google Patents

Abstract

The utility model relates to a stacker technical field specifically is a stacker carries cargo bed elevation structure, including bottom end rail, stand, entablature, carry cargo bed, still including setting up on the bottom end rail and have the lifting motor of band-type brake and encoder, setting drive sprocket subassembly on the bottom end rail, set up at the driven sprocket subassembly of entablature, set up the chain subassembly between drive sprocket subassembly, driven sprocket subassembly, drive sprocket subassembly is connected with the lifting motor, the chain subassembly with carry cargo bed and be connected, carry cargo bed and be equipped with stand sliding fit, for carrying cargo bed provides direction and spacing carry cargo bed elevation guide subassembly at chain subassembly promotion in-process. The utility model provides a chain is connected through the pull rod and carries cargo bed, has guaranteed that whole chain atress is balanced, has avoided the inhomogeneous unusual wearing and tearing that appear of chain atress and has damaged, and the chain is compared and has the advantage that can only change the damage part in wire rope damage, and the maintenance cost is low.

Description

Lifting structure of goods carrying platform of stacking machine

Technical Field

The utility model relates to a stacker technical field specifically is a stacker carries cargo bed elevation structure.

Background

The existing stacker lifting generally adopts a steel wire rope lifting mode or a lead screw lifting mechanism lifting mode. Wherein, the main shortcoming of wire rope lifting system: the lifting resistance is large, the impact resistance is poor during lifting of the steel wire rope, the steel wire rope is not easy to find one by one when broken, safety accidents are easy to occur, and the whole steel wire rope must be replaced when broken, so that the maintenance cost is high. The main disadvantages of the lifting mode of the screw rod lifting mechanism are as follows: high manufacturing cost, higher requirement on installation space, and poorer impact resistance and overload capacity.

Disclosure of Invention

In order to solve the technical problem, the utility model provides a stacker carries cargo bed elevation structure.

The utility model discloses the technical problem that will solve adopts following technical scheme to realize:

the utility model provides a stacker carries cargo bed elevation structure, includes bottom end rail, stand, entablature, carries cargo bed, still including setting up on the bottom end rail and have the lifting motor of band-type brake and encoder, set up initiative sprocket assembly on the bottom end rail, set up driven sprocket assembly at the entablature, set up the chain subassembly between initiative sprocket assembly, driven sprocket assembly, initiative sprocket assembly is connected with the lifting motor, the chain subassembly with carry cargo bed and be connected, carry cargo bed be equipped with stand sliding fit, for carrying cargo bed provides direction and spacing year cargo bed lift direction subassembly at chain subassembly lifting process.

Further, the driving sprocket assembly comprises a driving sprocket mounting seat arranged on the lower cross beam and a driving sprocket which is arranged on the driving sprocket mounting seat and coaxially connected with the lifting motor, and the driving sprocket is connected with the chain assembly.

Further, the chain subassembly is including passing drive sprocket and driven sprocket subassembly's chain, setting the chain pull rod on the chain both ends in proper order, all installs separation blade, dish spring and spring sleeve on every chain pull rod in proper order, the chain pull rod passes through the spring sleeve and is connected with the cargo carrying platform.

Furthermore, the driven sprocket assembly comprises a driven sprocket shaft which is connected with the chain and has no sprocket, and two ends of the driven sprocket shaft are fixedly arranged on the upper cross beam through bearing seats and bolts.

Further, carry cargo bed lift direction subassembly includes to carrying cargo bed left and right sides direction and leading and spacing first side direction wheel subassembly, to carrying cargo bed fore-and-aft direction and leading and spacing second side direction wheel subassembly.

Furthermore, the upper part of the lower cross beam and the lower part of the upper cross beam are respectively provided with a buffer cushion correspondingly, a buffer mounting bracket is arranged below the upper cross beam, and the buffer cushion corresponding to the lower part of the upper cross beam is fixed on the buffer mounting bracket.

Further, the cushion pad is made of a polyurethane material.

The utility model has the advantages that:

the utility model provides a chain is connected through pull rod and cargo bed, the whole chain atress is balanced has been guaranteed, avoided the chain atress inhomogeneous unusual wearing and tearing that appear and damage, the chain has the advantage that the damage can only be changed in the damage in wire rope comparison, the maintenance cost is low, guiding mechanism has guaranteed that cargo bed can even running at the lift in-process, it damages to avoid the chain to receive torsion, drive sprocket subassembly and motor are installed on the bottom end rail, make and can avoid cargo bed to rise the back complete machine and rock when reducing the focus of complete machine, motor area band-type brake and encoder have avoided unexpected outage goods to fall and have improved control accuracy, the dish spring has that the load is big, the usage space is little, advantages such as easy maintenance.

Drawings

The invention will be further described with reference to the following figures and examples:

fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic perspective view of the present invention with the cargo bed removed;

FIG. 3 is an enlarged view of a portion a of FIG. 2;

FIG. 4 is a schematic view of a driven sprocket assembly according to the present invention;

fig. 5 is a schematic sectional view of the spring sleeve according to the present invention.

In the figure: 1. a lower cross beam; 2. a column; 3. an upper cross beam; 4. a cargo carrying platform; 41. a first side guide wheel assembly; 42. a second side guide wheel assembly; 5. a hoisting motor; 51. lifting the motor mounting seat; 6. a drive sprocket mounting seat; 7. a drive sprocket; 8. a chain; 9. a chain pull rod; 10. a baffle plate; 11. a disc spring; 12. a spring sleeve; 13. a driven sprocket shaft; 14. a buffer mounting bracket; 15. a cushion pad.

Detailed Description

In order to make the technical means, creation features, achievement purposes and effects of the present invention easy to understand, the present invention will be further explained with reference to the accompanying drawings and embodiments.

As shown in fig. 1 to 5, a stacker carries cargo bed elevation structure, including bottom end rail 1, stand 2, entablature 3, carry cargo bed 4, still including setting up on bottom end rail 1 and have contracting brake and encoder lift motor 5, set up drive sprocket assembly on bottom end rail 1, set up at the driven sprocket assembly of entablature 3, set up the chain subassembly between drive sprocket assembly, driven sprocket assembly, drive sprocket assembly is connected with lift motor 5, the chain subassembly is connected with carry cargo bed 4, be equipped with on carry cargo bed 4 with stand 2 sliding fit, for carry cargo bed 4 in chain subassembly lifting process provide the direction and spacing carry cargo bed elevation direction subassembly.

The upright post 2 is arranged on the lower cross beam 1, and the upper cross beam 3 is arranged at the upper end part of the upright post 2. Still be equipped with on the bottom end rail 1 and promote motor mount 51, lift motor 5 installs on promoting motor mount 51. The upper crossbeam 3 comprises an upper crossbeam main body, current collecting arms and a sky rail guide assembly, wherein the current collecting arms and the sky rail guide assembly are distributed on the left and right sides of the upper crossbeam main body. Promote motor 5 and play and provide the effect of power for this structure, the band-type brake on promoting motor 5 plays the effect of avoiding unexpected outage goods to fall, and the encoder has played the effect that improves control accuracy. Lifting motor 5, drive sprocket subassembly all set up on bottom end rail 1, can reduce the utility model discloses a whole weight to and avoid carrying cargo bed 4 to rise the back complete machine and rock.

As a further improvement of the present invention, the driving sprocket assembly includes a driving sprocket mounting seat 6 disposed on the lower beam 1, a driving sprocket 7 disposed on the driving sprocket mounting seat 6 and coaxially connected to the hoisting motor 5, and the driving sprocket 7 is connected to the chain assembly.

As a further improvement, the chain assembly includes chain 8, the chain pull rod 9 of setting on 8 both ends of chain that passes driving sprocket 7 and driven sprocket assembly in proper order, all installs separation blade 10, dish spring 11 and spring sleeve 12 on every chain pull rod 9 in proper order, chain pull rod 9 passes through spring sleeve 12 and is connected with cargo bed 4. The spring sleeve 12 protects the disc spring 11 and avoids the problems of damage and failure caused by the size of the stress surface of the disc spring 11. Chain 8 is connected through chain pull rod 9 and cargo bed 4, guarantees that whole chain 8 atress is balanced, avoids 8 atress inhomogeneous and lead to abnormal wear and damage of chain, and in addition, chain 8 has the advantage that the damage can only be changed to the damage for wire rope to have the maintenance, advantage that the maintenance cost is low. The disc spring 11 has the advantages of large load, small use space, convenience in maintenance and the like.

As a further improvement of the present invention, the driven sprocket assembly includes a driven sprocket shaft 13 connected to the chain 8 and having no sprocket, the bearing seats and the bolt fixed mounting are passed through at both ends of the driven sprocket shaft 13 on the upper beam 3. The absence of teeth on the driven sprocket shaft 13 ensures that the disc springs 11 at both ends of the chain 8 can tension the entire chain 8.

As the utility model discloses a further improvement, carry cargo bed lift guide assembly include to carrying cargo bed 4 left right direction lead and spacing first side leading wheel subassembly 41, to carrying cargo bed 4 front and back direction lead and spacing second side leading wheel subassembly 42.

As the utility model discloses a further improvement, the top of bottom end rail 1, the below of entablature 3 all correspond and are equipped with blotter 15, and wherein the below of entablature 3 is equipped with buffering installing support 14, and blotter 15 that the 3 below of entablature corresponds is fixed on buffering installing support 14.

As a further improvement of the present invention, the cushion pad 15 is made of a polyurethane material.

The lifting structure provided by the utility model adopts a chain lifting structure, and both ends of the chain 8 are connected with the cargo carrying platform 4 through the chain pull rod 9, thus ensuring that the whole chain 8 is uniformly stressed and has strong impact resistance in the lifting process; a disc spring 11 is arranged between the chain pull rod 9 and the cargo carrying platform 4, so that good buffering and tensioning effects can be achieved, and the impact phenomenon during lifting is avoided; the chain 8 is flexible as a steel wire rope, and has lower requirements on layout and installation space; the chain 8 does not need a winding structure like a steel wire rope, so the structure is simpler; the lifting motor 5 and the driving chain wheel component are both arranged on the lower cross beam 1, so that the gravity center of the whole machine can be effectively reduced; in addition, the lifting motor 5 is provided with a contracting brake which can prevent the falling of the power-off goods and an encoder which can improve the control precision; the non-toothed driven sprocket shaft 13 allows the disc springs at both ends to act on the tension of the entire chain.

During the use, promote motor 5 and start, drive sprocket 7 and rotate, chain 8 converts drive sprocket 7's rotation into vertical linear motion to drive and carry cargo bed 4 and go up and down along stand 2, carry cargo bed lift direction subassembly at the lift in-process and guarantee that carry cargo bed 4 operates steadily not rocking, if the unexpected outage when carrying cargo bed 4 goes up and down, band-type brake and cushion 15 can fall or provide the protection when automatically controlled became invalid for the accident.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and what is described in the specification are the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and these changes and modifications are intended to fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (7)

1. The utility model provides a stacker carries cargo bed elevation structure, includes bottom end rail (1), stand (2), entablature (3), carries cargo bed (4), its characterized in that: still including setting up on bottom end rail (1) and have lifting motor (5) of band-type brake and encoder, setting initiative sprocket assembly on bottom end rail (1), setting up at the driven sprocket assembly of entablature (3), set up the chain subassembly between initiative sprocket assembly, driven sprocket assembly, initiative sprocket assembly is connected with lifting motor (5), the chain subassembly is connected with carrying cargo bed (4), be equipped with on carrying cargo bed (4) with stand (2) sliding fit, for carrying cargo bed (4) provide direction and spacing carrying cargo bed lift direction subassembly at chain subassembly lifting process.

2. The stacker cargo carrying platform lifting structure according to claim 1, wherein: the driving sprocket assembly comprises a driving sprocket mounting seat (6) arranged on the lower cross beam (1) and a driving sprocket (7) which is arranged on the driving sprocket mounting seat (6) and coaxially connected with the lifting motor (5), and the driving sprocket (7) is connected with the chain assembly.

3. The stacker cargo carrying platform lifting structure according to claim 2, wherein: chain assembly including pass in proper order drive sprocket (7) and driven sprocket assembly's chain (8), set up chain pull rod (9) on chain (8) both ends, all install separation blade (10), dish spring (11) and spring sleeve (12) on every chain pull rod (9) in proper order, chain pull rod (9) are connected with cargo carrying platform (4) through spring sleeve (12).

4. The stacker cargo carrying platform lifting structure according to claim 3, wherein: the driven chain wheel assembly comprises a driven chain wheel shaft (13) which is connected with the chain (8) and has no chain teeth, and two ends of the driven chain wheel shaft (13) are fixedly mounted on the upper cross beam (3) through bearing seats and bolts.

5. The stacker cargo carrying platform lifting structure according to claim 1, wherein: the goods carrying table lifting guide assembly comprises a first side guide wheel assembly (41) for guiding and limiting the left and right directions of the goods carrying table (4) and a second side guide wheel assembly (42) for guiding and limiting the front and back directions of the goods carrying table (4).

6. The stacker cargo carrying platform lifting structure according to claim 1, wherein: the buffer mounting structure is characterized in that buffer pads (15) are correspondingly arranged above the lower cross beam (1) and below the upper cross beam (3), a buffer mounting support (14) is arranged below the upper cross beam (3), and the buffer pads (15) corresponding to the lower side of the upper cross beam (3) are fixed on the buffer mounting support (14).

7. The stacker cargo carrying platform lifting structure according to claim 6, wherein: the buffer pad (15) is made of polyurethane material.

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