Conveying device for machining oil tank stand column

Abstract

The utility model discloses a conveying device for processing an oil tank stand column in the field of oil tank stand column production, which comprises a workbench arranged between an injection molding station and a rubber coating station, the workbench is provided with a rotatable driving chain wheel and a rotatable driven chain wheel, the driving chain wheel is in transmission connection with the driven chain wheel through an annular chain, and the driven chain wheel is in transmission connection with the annular chain. A plurality of positioning jigs are arranged on the annular chain at equal intervals in the length direction of the annular chain, a plurality of oil tank stand columns which are sequentially distributed in the width direction of the annular chain are placed on the positioning jigs, an annular guide rail is arranged on the outer side of the annular chain correspondingly, the annular guide rail is arranged on the workbench, and the positioning jigs are connected with the annular guide rail in a sliding mode. The device can be jointly controlled with an injection molding machine and a rubber coating machine to form a synchronous production line, so that the production requirements of high precision and high rhythm are met.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the oil tank stand production technical field, especially relate to a conveying device for processing oil tank stand. BACKGROUND

[0002] The oil tank built-in stand is mainly used for enhancing the structural strength of the oil tank, avoiding deformation and even leakage of the oil tank due to pressure or vibration. In the production of the oil tank built-in stand, the base body of the stand is usually produced by using the injection molding process, and then the base body of the stand is coated by using the coating process, such as wrapping a layer of rubber or other materials on the surface to increase the sealing property or corrosion resistance. The traditional production mode relies on manual carrying, and the stand base body formed by injection molding needs to be carried to the coating station by manual operation, which has the following disadvantages: low efficiency, high labor intensity, and potential safety hazards of personnel, and the injection molding and coating equipment operate independently, the production rhythm is not matched, the products to be processed are accumulated in the middle or need to be stopped and waited, which greatly affects the production efficiency. CONTENT OF THE UTILITY MODEL

[0003] The utility model aims to provide a conveying device for processing oil tank stand, which can be controlled together with an injection molding machine and a coating machine to form a synchronized production line, and meet the production requirements of high precision and high rhythm.

[0004] The utility model is achieved as follows: a conveying device for processing oil tank stand, comprising a workbench arranged between an injection molding station and a coating station, a driving sprocket and a driven sprocket rotatably arranged on the workbench, the driving sprocket being in transmission connection with the driven sprocket through a ring chain, a plurality of positioning jigs being arranged at equal intervals along the length direction of the ring chain, a plurality of oil tank stands being arranged on the positioning jigs in sequence along the width direction of the positioning jigs, a ring guide rail being arranged outside the ring chain, the ring guide rail being arranged on the workbench, and the positioning jigs being in sliding connection with the ring guide rail.

[0005] In use, the stand after injection molding is placed on the positioning jigs in sequence, the driving sprocket is driven by the motor to rotate intermittently by a certain angle, and the ring chain is driven synchronously to move a certain distance along the conveying direction, so that the positioning jigs are translated by a set distance along the movement direction of the chain, and the oil tank stands on each positioning jig are sent to the grabbing area according to the rhythm, so as to be grabbed by the mechanical hand and sent into the coating machine. Compared with the prior art, the utility model has the following advantages: each jig is translated by a set step along the movement direction of the chain to form a continuous step-by-step conveying, the production rhythm of the injection molding machine and the coating machine is coordinated, and the equipment is prevented from idling or being blocked; the automatic conveying avoids the fingerprint pollution and surface scratches in manual carrying, and ensures the cleanliness of the base body before coating; the conveying device can adapt to the clamping requirements of different models of stands by replacing the positioning jigs, and adapt to the production requirements of multiple varieties.

[0006] As a further improvement of the utility model, the positioning jig comprises a bottom plate, the bottom plate is provided with a first positioning block and a second positioning block at intervals along the length direction thereof, a plurality of arc-shaped grooves one are formed at intervals along the length direction of the first positioning block, a plurality of arc-shaped grooves two are formed at intervals along the length direction of the second positioning block, the arc-shaped grooves one and the arc-shaped grooves two are arranged in one-to-one correspondence, and a positioning stand is arranged at the center of the arc-shaped grooves one.

[0007] As a further improvement of the utility model, the positioning stand cross section is arranged in a reducing manner from bottom to top.

[0008] As a further improvement of the utility model, the upper side edges of the first positioning block and the second positioning block are each provided with a chamfer.

[0009] As a further improvement of the utility model, the side of the first positioning block facing outward is arranged flush with the side surface of the bottom plate.

[0010] As a further improvement of the utility model, the bottom of the positioning jig is provided with a sliding block, the bottom of the sliding block is provided with two symmetrically distributed rollers, and the two rollers are in rolling connection with the annular guide rail.

[0011] As a further improvement of the utility model, the positioning jig is fixedly connected with the annular guide rail through a connecting assembly.

[0012] As a further improvement of the utility model, the connecting assembly comprises two pin shafts, a connecting buckle and a connecting block, the connecting block is arranged on the side surface of the positioning jig, two straight slots are formed on the connecting block in mutual symmetry, two mounting holes are formed on the connecting buckle in mutual symmetry, and the two pin shafts are connected with the annular chain through the corresponding mounting holes and straight slots.

[0013] As a further improvement of the utility model, a mechanical hand is arranged corresponding to the rubber coating station, the mechanical hand grasps a plurality of oil tank stands on the positioning jig each time and transfers to the rubber coating station. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a top view of the utility model.

[0015] Figure 2 It is a schematic view of the three-dimensional structure of the positioning jig of the utility model.

[0016] Figure 3 It is a sectional view of the sliding block and the annular guide rail of the utility model.

[0017] Figure 4 It is a side view of the oil tank stand on the positioning jig.

[0018] Figure 5 It isFigure 1 Enlarged view at A.

[0019] Wherein, 1 workbench, 2 driving sprocket, 3 ring chain, 4 positioning fixture, 401 base plate, 402 first positioning block, 403 second positioning block, 404 arc-shaped groove one, 405 arc-shaped groove two, 406 positioning column, 407 chamfer, 5 oil tank column, 6 ring guide rail, 7 slider, 8 roller, 9 connecting assembly, 901 pin shaft, 902 connecting buckle, 903 connecting block, 904 straight slot, 905 mounting hole. DETAILED DESCRIPTION

[0020] As shown in Figures 1-2 , it is a conveying device for processing oil tank columns, comprising a workbench 1 arranged between an injection molding station and a rubber coating station, a rotatable driving sprocket 2 and a driven sprocket are arranged on the workbench 1, the driving sprocket 2 is drivingly connected with the driven sprocket through a ring chain 3, the ring chain 3 is provided with a plurality of positioning fixtures 4 at equal intervals along its length direction, two oil tank columns 5 are placed on the positioning fixture 4 in sequence along its width direction, a ring guide rail 6 is arranged corresponding to the outer side of the ring chain 3, the ring guide rail 6 is arranged on the workbench 1, and the positioning fixture 4 is slidingly connected with the ring guide rail 6.

[0021] The positioning fixture 4 comprises a base plate 401, the base plate 401 is provided with a first positioning block 402 and a second positioning block 403 at intervals along its length direction, two arc-shaped grooves one 404 are formed at intervals along the length direction of the first positioning block 402, two arc-shaped grooves two 405 are formed at intervals along the length direction of the second positioning block 403, the arc-shaped grooves one 404 and the arc-shaped grooves two 405 are arranged one by one, and a positioning column 406 is arranged at the center of the arc-shaped grooves one 404; in order to facilitate the positioning column 406 to pass through the through hole on the base body, the cross section of the positioning column 406 is reduced from bottom to top; the upper side edges of the first positioning block 402 and the second positioning block 403 are provided with chamfers 407, which can avoid scratching the surface of the base body and ensure the cleanliness of the base body before rubber coating; the side of the first positioning block 402 outward is flush with the side surface of the base plate 401, which can provide lateral support to prevent the positioning fixture 4 from being laterally offset due to lateral impact, and at the same time keep the appearance of the positioning fixture 4 flat to avoid structural interference, as shown in Figure 4 .

[0022] As shown in Figure 3 , the bottom of the positioning fixture 4 is provided with a slider 7, the bottom of the slider 7 is provided with two symmetrically distributed rollers 8, and the two rollers 8 are rollingly connected with the ring guide rail 6. As shown in Figure 5As shown, the positioning jig 4 is fixedly connected with the ring-shaped guide rail 6 through a connecting assembly 9, specifically, the connecting assembly 9 comprises two pin shafts 901, a connecting buckle 902 and a connecting block 903, the connecting block 903 is arranged on the side of the positioning jig 4, two straight slots 904 symmetrically distributed are formed in the connecting block 903, two mounting holes 905 symmetrically distributed are formed in the connecting buckle 902, and the two pin shafts 901 are connected with the ring-shaped chain 6 by penetrating through the corresponding mounting holes 905 and straight slots 904. Figure 5 As shown.

[0023] A mechanical hand is arranged at the corresponding encapsulation station, the mechanical hand grasps two oil tank columns 5 on the positioning jig 4 each time and is transferred to the encapsulation station.

[0024] The utility model has the advantages that the curvature of the arc-shaped groove is matched with the outer diameter of the base cylinder part, and self-centering positioning can be realized without additional adjustment; the arc-shaped groove one 404 and the arc-shaped groove two 405 are designed to form a pair, which can realize bidirectional accurate positioning and avoid the risk of deflection caused by single-point fixing; the design that the positioning blocks are distributed at intervals can increase or decrease the number according to the requirement, and different lengths of the base can be flexibly adapted; the base can be supplied to the mechanical hand in a fixed posture by the positioning jig 4, and the mechanical hand can be sent into the encapsulation machine, so that the deflection caused by the encapsulation thickness is prevented.

[0025] The utility model is not limited to the above-mentioned embodiment, on the basis of the technical scheme disclosed by the utility model, the skilled in the art can make some replacement and deformation to some technical features according to the disclosed technical content without creative labor, and these replacement and deformation are all within the protection scope of the utility model.

Claims

1. A conveying device for processing fuel tank columns, comprising a worktable disposed between an injection molding station and a rubber coating station, wherein the worktable is provided with a rotatable drive sprocket and a driven sprocket, the drive sprocket being connected to the driven sprocket via a ring chain, characterized in that, The ring chain is provided with a number of positioning fixtures at equal intervals along its length. A number of oil tank columns are placed on the positioning fixtures and distributed sequentially along their width. A ring guide rail is provided on the outer side of the ring chain. The ring guide rail is set on the worktable. The positioning fixtures are slidably connected to the ring guide rail.

2. The conveying device for processing oil tank columns according to claim 1, characterized in that, The positioning fixture includes a base plate, on which a first positioning block and a second positioning block are spaced apart along its length. The first positioning block has several spaced arc-shaped grooves (I) along its length, and the second positioning block has several spaced arc-shaped grooves (II) along its length. The arc-shaped grooves (I) and (II) are arranged in a one-to-one correspondence. A positioning column is provided at the center of the arc-shaped groove (I).

3. A conveying device for processing oil tank columns according to claim 2, characterized in that, The cross-section of the positioning column is reduced from bottom to top.

4. A conveying device for processing oil tank columns according to claim 2, characterized in that, Both the first and second positioning blocks have chamfered edges on their upper edges.

5. A conveying device for processing oil tank columns according to claim 2, characterized in that, The outward-facing side of the first positioning block is flush with the side of the base plate.

6. A conveying device for processing oil tank columns according to claim 1, characterized in that, The positioning fixture has a slider at its bottom, and two symmetrically distributed rollers at the bottom of the slider are tactilely connected to an annular guide rail.

7. A conveying device for processing oil tank columns according to claim 1, characterized in that, The positioning fixture is fixedly connected to the annular guide rail via a connecting component.

8. A conveying device for processing oil tank columns according to claim 7, characterized in that, The connecting assembly includes two pins, a connecting buckle, and a connecting block. The connecting block is disposed on the side of the positioning fixture. The connecting block has two straight grooves that are symmetrically distributed. The connecting buckle has two mounting holes that are symmetrically distributed. The two pins pass through the corresponding mounting holes and straight grooves respectively and are connected to the ring chain.

9. A conveying device for processing oil tank columns according to claim 1, characterized in that, A robotic arm is provided at the corresponding rubber coating station. Each time, the robotic arm grabs several oil tank columns from the positioning fixture and transfers them to the rubber coating station.

Images