Tensioning mechanism of dish passing machine

Abstract

The utility model discloses a tensioning mechanism of a dish passing machine, which belongs to the technical field of tensioning mechanisms of dish passing machines, and comprises a bottom plate, four corners of the top of the bottom plate are fixedly connected with support rods, the tops of the four support rods are fixedly connected with the same top plate, the top of the bottom plate is fixedly connected with a support, and the top plate is fixedly connected with the support. A support is fixedly connected to the top plate, a driving motor is fixedly connected to the support, a driving chain wheel is fixedly connected to an output shaft of the driving motor, a chain is connected to the driving chain wheel in a conveying mode, two fixing strips are fixedly connected to the bottom of the top plate, and the bottoms of the two fixing strips are fixedly connected with the same groove frame. Through the combined action of the groove frame, the ring frame, the band-type brake motor, the two-way threaded rod and the nut, the band-type brake motor works to drive the two movable chain wheels to be away from each other, the two sides of the chain are synchronously expanded, and the tensioning effect is achieved, so that the chain wheels can be tensioned without disassembling the dish passing machine, electric driving adjustment is adopted, and the tensioning adjustment efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a tensioning mechanism technical field of dish conveying machine, more specifically, it relates to a tensioning mechanism of dish conveying machine. BACKGROUND

[0002] The chain elevator sold in the market has the characteristics of high efficiency, small occupation and convenient installation, but the device chain will be aged and loose after a period of operation, which needs manual adjustment, and the technical precision of adjustment is very high, the tightness of the two chains must be the same, otherwise the running device will produce chuck phenomenon, therefore, the tensioning mechanism needs to be used to adjust to keep the stable operation of the chain sprocket.

[0003] At present, the tensioning mechanism of the dish conveying machine mostly adopts manual adjustment, so the driving mechanism position of the dish conveying machine needs to be disassembled before adjustment, and the tensioning adjustment of the chain cannot be quickly completed, and the adjustment efficiency is low. UTILITY MODEL CONTENTS

[0004] (1) technical problem to be solved

[0005] In view of the defects in the prior art, the utility model aims at providing a tensioning mechanism of dish conveying machine, which has the characteristics of convenient adjustment and high adjustment efficiency.

[0006] (2) technical scheme

[0007] In order to achieve the above purpose, the utility model provides a tensioning mechanism of dish conveying machine, which comprises a bottom plate, the top corners of the bottom plate are fixedly connected with supporting rods, the top of the four supporting rods is fixedly connected with a same top plate, the top of the bottom plate is fixedly connected with a support, the support is fixedly connected with a driving motor, the output shaft of the driving motor is fixedly connected with a driving sprocket, the driving sprocket is connected with a chain in transmission, the bottom of the top plate is fixedly connected with two fixed strips, the bottom of the two fixed strips is fixedly connected with a same groove frame, the groove frame is movably sleeved with two ring frames, the inner wall of the groove frame is fixedly connected with an electromagnetic brake motor on one side, the output shaft of the electromagnetic brake motor is fixedly connected with a bidirectional screw rod, the bidirectional screw rod is screwedly connected with two nuts, the inner wall of the two nuts is fixedly connected with the inner wall of the two ring frames on one side respectively, the side of the two ring frames is fixedly connected with a fixed rod, the end of the two fixed rods is fixedly connected with a I-shaped piece, the two I-shaped pieces are movably sleeved with movable sprockets, the two movable sprockets are in transmission connection with the chain.

[0008] When the tensioning mechanism of the dish conveying machine is used, through the cooperation of the groove frame, the ring frame, the clutch motor, the bidirectional threaded rod and the nut, the clutch motor is operated to drive the two movable sprockets to move away from each other, and the two sides of the chain are expanded synchronously, so that the tensioning effect is achieved, the chain sprocket can be tensioned without disassembling the dish conveying machine, and the electric drive adjustment is adopted, so that the efficiency of the tensioning adjustment is improved.

[0009] Further, four fixing holes are formed in the top of the bottom plate, and the four fixing holes are distributed in a rectangular shape on the top of the bottom plate.

[0010] Further, a through groove is formed in the top of the top plate, and the chain passes through the through groove and is located above the top plate.

[0011] Further, the bracket is designed in an inverted U shape as a whole, and the bottom of the bottom plate is designed as a grinding surface.

[0012] Further, one end of the bidirectional threaded rod is rotatably connected to the bearing fixed on the other side of the inner wall of the groove frame.

[0013] (3) Beneficial effects

[0014] In summary, the present application has the following beneficial effects:

[0015] 1. Through the cooperation of the groove frame, the ring frame, the clutch motor, the bidirectional threaded rod and the nut, the clutch motor is operated to drive the two movable sprockets to move away from each other, and the two sides of the chain are expanded synchronously, so that the tensioning effect is achieved, the chain sprocket can be tensioned without disassembling the dish conveying machine, and the electric drive adjustment is adopted, so that the efficiency of the tensioning adjustment is improved.

[0016] 2. The fixing holes are arranged to facilitate the fixing of the position of the bottom plate, and the through groove is arranged to facilitate the connection of the chain and the dish conveying machine. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the specific embodiments of the present application or the technical solutions in the prior art, the following will briefly introduce the drawings needed to be used in the description of the specific embodiments or the prior art. Obviously, the drawings described below are only one embodiment of the present application, and those skilled in the art can obtain other drawings according to these drawings without creative labor.

[0018] Figure 1 It is a front view structural schematic diagram of the present application;

[0019] Figure 2 It is a front view structural schematic diagram of the present application;

[0020] Figure 3 It is Figure 2The middle groove frame overturning structure schematic view.

[0021] The signs in the drawings are:

[0022] 1, bottom plate; 2, fixed hole; 3, support rod; 4, top plate; 5, support; 6, drive motor; 7, drive sprocket; 8, chain; 9, fixed bar; 10, groove frame; 11, ring frame; 12, fixed rod; 13, I-shaped piece; 14, movable sprocket; 15, brake motor; 16, two-way threaded rod; 17, nut; 18, through groove. DETAILED DESCRIPTION

[0023] In order to make the technical means, creative features, purposes and effects of the utility model easy to understand, the following will make a clear and complete description of the technical scheme in the specific embodiment of the utility model, so as to further illustrate the utility model. Obviously, the specific embodiment described is only a part of the embodiment of the utility model, not all.

[0024] Embodiment:

[0025] The following will be described in detail with reference to the accompanying drawings Figures 1-3 The utility model will be further described in detail.

[0026] Please refer to Figures 1-3 The utility model provides a kind of technical scheme: a kind of tensioning mechanism of serving machine, including bottom plate 1, the top four corners of bottom plate 1 are all fixedly connected with support rod 3, the top of four support rods 3 is fixedly connected with same top plate 4, the top of bottom plate 1 is fixedly connected with support 5, support 5 is fixedly connected with drive motor 6 on it, the output shaft of drive motor 6 is fixedly connected with drive sprocket 7, drive sprocket 7 is sent and is connected with chain 8, the bottom of top plate 4 is fixedly connected with two fixed bars 9, the bottom of two fixed bars 9 is fixedly connected with same groove frame 10, groove frame 10 is movably sleeved with two ring frames 11 outside, the inner wall side of groove frame 10 is fixedly connected with brake motor 15, the output shaft of brake motor 15 is fixedly connected with two-way threaded rod 16, two-way threaded rod 16 is screw-connected with two nuts 17, the side of two nuts 17 is respectively fixedly connected with the inner wall side of two ring frames 11, the side of two ring frames 11 is all fixedly connected with fixed rod 12, the end of two fixed rods 12 is all fixedly connected with I-shaped piece 13, two I-shaped pieces 13 are movably sleeved with movable sprocket 14 inside, two movable sprockets 14 are all transmissionally connected with chain 8, through the joint action of groove frame 10, ring frame 11, brake motor 15, two-way threaded rod 16 and nut 17, after brake motor 15 works, drive two movable sprockets 14 to be away from each other, simultaneously expand the two sides of chain 8, reach the effect of tensioning, so as to be able to carry out tensioning sprocket without disassembling serving machine, and electric drive adjustment is adopted, improve the efficiency of tensioning adjustment.

[0027] Specifically, the top of the bottom plate 1 is provided with four fixing holes 2, the four fixing holes 2 are distributed in a rectangular shape on the top of the bottom plate 1, the top of the top plate 4 is provided with a through slot 18, the chain 8 passes through the through slot 18 and is located above the top plate 4, the support 5 is designed in an inverted U shape as a whole, the bottom of the bottom plate 1 is designed in a grinding surface, and one end of the bidirectional threaded rod 16 is rotatably connected to the bearing fixed on the inner wall of the groove frame 10 on the other side.

[0028] By adopting the above technical scheme, the position of the bottom plate 1 is fixed through the fixing holes 2, and the chain 8 is connected to the food conveying machine through the through slot 18.

[0029] The working principle of the utility model is as follows: the mechanism is connected with an external power supply and an external control device, when tension adjustment is performed, the external control device drives the brake motor 15 to work, the output shaft of the brake motor 15 drives the bidirectional threaded rod 16 to rotate, the two nuts 17 move on the bidirectional threaded rod 16 in directions away from each other, the two nuts 17 drive the ring frames 11 to slide along the groove frame 10, the two ring frames 11 drive the movable sprockets 14 to move, the two movable sprockets 14 drive the chain 8 to expand on the two sides of the chain 8, so that the chain 8 is tensioned and adjusted.

[0030] The embodiment is only an explanation of the utility model, and is not a limitation of the utility model, and those skilled in the art can make modifications without creative contribution according to the needs after reading the specification, but as long as the modifications are within the scope of the claims of the utility model, the modifications are protected by the patent law.

Claims

1. A tensioning mechanism of a food serving robot, comprising a base plate (1), characterized in that: The top four corners of the bottom plate (1) are fixedly connected with support rods (3), and the top of the four support rods (3) is fixedly connected with the same top plate (4), the top of the bottom plate (1) is fixedly connected with a support (5), the support (5) is fixedly connected with a driving motor (6), the output shaft of the driving motor (6) is fixedly connected with a driving sprocket (7), the driving sprocket (7) is connected with a chain (8) in transmission, the bottom of the top plate (4) is fixedly connected with two fixed bars (9), and the bottom of the two fixed bars (9) is fixedly connected with the same groove frame (10), the groove frame (10) is movably sleeved with two ring frames (11), the inner wall of the groove frame (10) is fixedly connected with a brake motor (15), the output shaft of the brake motor (15) is fixedly connected with a bidirectional screw rod (16), the bidirectional screw rod (16) is threadedly connected with two nuts (17), and the inner wall of the two nuts (17) is fixedly connected with the inner wall of the two ring frames (11) on one side, respectively, the two ring frames (11) are fixedly connected with fixed rods (12) on one side, the two fixed rods (12) are fixedly connected with I-shaped pieces (13) at one end, and the two I-shaped pieces (13) are movably sleeved with movable sprockets (14), and the two movable sprockets (14) are in transmission connection with the chain (8).

2. The tensioning mechanism of a serving robot according to claim 1, characterized in that: The top of the bottom plate (1) is provided with four fixed holes (2), and the four fixed holes (2) are distributed in a rectangular shape on the top of the bottom plate (1).

3. The tensioning mechanism of a serving robot according to claim 1, wherein: The top of the top plate (4) is provided with a through groove (18), and the chain (8) passes through the through groove (18) and is located above the top plate (4).

4. The tensioning mechanism of a serving robot according to claim 1, wherein: The support (5) is designed as an inverted U shape as a whole, and the bottom of the bottom plate (1) is designed as a grinding surface.

5. The tensioning mechanism of a serving robot according to claim 1, wherein: One end of the bidirectional screw rod (16) is rotatably connected in the bearing fixed on the other side of the inner wall of the groove frame (10) through a rotating shaft.

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