Pallet fork with disc spring adjustment indicating device

Abstract

The utility model discloses a pallet fork with a disc spring adjusting indicating device. The pallet fork comprises an upper fork piece, a middle fork piece, a lower fork piece, a connecting piece, a driving piece and a disc spring adjusting indicating device. The driving piece is installed on the lower fork piece and used for driving the middle fork piece and the upper fork piece, and the linking piece comprises a chain and a disc spring, wherein the chain is installed among the upper fork piece, the middle fork piece and the lower fork piece, and the disc spring is used for adjusting the chain. The disc spring adjustment indicating device comprises a clamping body installed beside the disc spring, a fastening piece for installing the clamping body to the lower fork piece and a mark arranged on the clamping body and used for indicating the compression and tensioning position of the disc spring. The position information of the disc spring is indicated through the mark, the tightness of the disc spring is determined in real time, the disc spring is conveniently and timely adjusted, the chain is rapidly and accurately debugged or replaced, daily maintenance and verification are achieved, the chain is timely replaced in an over-tight state, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of loading and unloading machinery, in particular to a cargo fork with a disc spring adjustment indicating device. Background Art

[0002] In recent years, with the continuous expansion of the logistics industry, logistics management methods and technologies are constantly improving and enhancing. Shortening logistics time, saving logistics costs, improving logistics efficiency, and rationalizing logistics organization are the common characteristics of logistics development. At present, it has a modern logistics industry infrastructure, an important part of the modern logistics system, and is widely used in all walks of life. Forks are the core equipment of the entire automated logistics system and are widely used in warehousing, papermaking, packaging, printing, tobacco, home appliances, wine, textiles, docks, railways, automobile manufacturing, steel smelting, chemicals and construction.

[0003] Existing forks generally include an upper fork, a middle fork, a lower fork, a link and a drive. The link includes a chain installed between the upper fork, the middle fork and the lower fork. The tightness of the chain installation directly affects the transmission between the upper fork, the middle fork and the lower fork. Generally, it requires experienced workers to adjust the chain based on their experience. In addition, the chain is a consumable part and often needs to be debugged and replaced, which affects work efficiency.

[0004] Therefore, it is necessary to develop a fork with a disc spring adjustment indicating device to solve the above problems. Utility Model Content

[0005] The utility model aims to provide a fork disc spring adjustment indicating device which is convenient for observation and indicating adjustment.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a fork with a disc spring adjustment indicating device, the fork comprising an upper fork member, a middle fork member, a lower fork member, a linking member, a driving member and a disc spring adjustment indicating device, the driving member is installed on the lower fork member and is used to drive the middle fork member and the upper fork member, the linking member comprises a chain installed between the upper fork member, the middle fork member and the lower fork member and a disc spring for adjusting the chain, the disc spring adjustment indicating device comprises a card body installed next to the disc spring, a fastener for installing the card body to the lower fork member and an indicator provided on the card body and used to indicate the compression and tensioning position of the disc spring.

[0007] In one embodiment, the identification includes a disc spring icon and a scale, the disc spring icon and the scale are arranged side by side, and the scale includes an over-tight position, a suitable position and an over-loose position arranged side by side in sequence.

[0008] In one embodiment, the over-tight position includes a first color block and a word "over-tight" located above, below, or in the middle of the first color block, the suitable position includes a second color block and a word "suitable" located above, below, or in the middle of the second color block, and the over-loose position includes a third color block and a word "over-loose" located above, below, or in the middle of the third color block, and the color of the second color block is different from the color of the first color block and the color of the third color block.

[0009] In one embodiment, the first color block is a vertically arranged rectangle, and its lower end is arc-shaped or pointed; the second color block is a vertically arranged rectangle, and its lower end is arc-shaped or pointed; the third color block is a vertically arranged rectangle, and its lower end is arc-shaped or pointed.

[0010] In one embodiment, the first color block is red, the second color block is green, and the third color block is red, blue or yellow.

[0011] In one embodiment, the first color block and the second color block are arranged with or without intervals, and the second color block and the third color block are arranged with or without intervals.

[0012] In one embodiment, a transition color block is provided between the first color block and the second color block and between the second color block and the third color block, respectively, and the color of the transition color block is different from the colors of the first color block, the second color block and the third color block.

[0013] In one embodiment, the card body has a white or grey base color.

[0014] In one embodiment, the disc spring icon is in the shape of a fishbone arrow, a double arrow, a broken line, or an angle bracket.

[0015] In one embodiment, the logo is a printed logo or an engraved logo.

[0016] Compared with the prior art, the beneficial effect of the utility model is that: the utility model is a cargo fork with a disc spring adjustment indicating device, and the disc spring adjustment indicating device is arranged next to the disc spring. The position information of the disc spring is indicated by a mark, and the tightness of the disc spring is clearly indicated in real time, which facilitates timely adjustment of the disc spring, so as to quickly and accurately debug or replace the chain, realize daily maintenance verification and timely replacement of the chain when it is too tight, and improve work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model, the following briefly introduces the drawings required for use in the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative work, among which:

[0018] Figure 1 It is a three-dimensional structural schematic diagram of Example 1 of a fork with a disc spring adjustment indicating device of the utility model;

[0019] Figure 2 for Figure 1 Schematic diagram of a partial three-dimensional structure;

[0020] Figure 3 for Figure 2 A magnified view of the local structure of the middle circle A;

[0021] Figure 4 for Figure 1 Schematic diagram of the disc spring adjustment indicator device;

[0022] Figure 5 It is a schematic diagram of the disc spring adjustment indicating device of Example 2 of the fork with the disc spring adjustment indicating device of the utility model;

[0023] Figure 6 It is a schematic diagram of the disc spring adjustment indicating device of Example 3 of the fork with the disc spring adjustment indicating device of the utility model;

[0024] Figure 7 It is a schematic diagram of the disc spring adjustment indicating device of Example 4 of the fork with the disc spring adjustment indicating device of the utility model;

[0025] Figure 8 It is a schematic diagram of the disc spring adjustment indicating device of Example 5 of the fork with a disc spring adjustment indicating device of the utility model. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] The present invention discloses five embodiments of a novel cargo fork with a disc spring adjustment indicating device.

[0028] Example 1

[0029] Please refer to Figures 1 to 3 The utility model discloses a fork 100 with a disc spring adjustment indicating device, the fork 100 comprises an upper fork member 1, a middle fork member 2, a lower fork member 3, a link member 4, a driving member 5 and a disc spring adjustment indicating device 6. The driving member 4 is mounted on the lower fork member 3 and is used to drive the middle fork member 2 and the upper fork member 1. The link member 4 comprises a chain 41 mounted between the upper fork member 1, the middle fork member 2 and the lower fork member 3 and a disc spring 42 for adjusting the chain 41. The disc spring adjustment indicating device 6 comprises a card body 61 mounted beside the disc spring 42, a fastener 62 for mounting the card body 61 to the lower fork member 3 and a mark 63 provided on the card body 61 and used to indicate the position information of the disc spring 42. A disc spring adjustment indicating device 6 is provided next to the disc spring, and the position information of the disc spring 42 is indicated by the mark 63, so that the tightness of the disc spring 42 can be clearly determined in real time, and the disc spring 42 can be adjusted in time to facilitate fast and accurate debugging or replacement of the chain 41, so as to realize daily maintenance verification and timely replacement of the chain 41 when it is in an over-tight state, thereby improving work efficiency.

[0030] The cargo fork 100 comprises two symmetrically arranged fork assemblies, the fork assemblies comprising an upper fork member 1, a middle fork member 2, and a lower fork member 3, and the driving member 5 synchronously drives the two fork assemblies. Each fork assembly is installed with a link member 4, and a disc spring adjustment indicator device 6 is arranged at a corresponding position of each lower fork member 3.

[0031] The identifier 63 includes a disc spring icon 631 and a scale 632, and the disc spring icon 631 and the scale 632 are arranged side by side. The scale 632 includes an over-tight position, a suitable position, and an over-loose position that are arranged side by side in sequence. The over-tight position includes a first color block 6321 and an over-tight text pattern 6322 located below the first color block 6321. The suitable position includes a second color block 6323 and a suitable text pattern 6324 located below the second color block 6323. The over-loose position includes a third color block 6325 and an over-loose text pattern 6326 located below the third color block 6325. The first color block 6321 and the second color block 6323 are green, and the third color block 6325 is yellow. The first color block 6321 is a vertically arranged rectangle, and its lower end is in a pointed shape pointing to the over-tight text pattern 6322. The second color block 6323 is a vertically arranged rectangle, and its lower end is in a pointed shape pointing to the suitable text pattern 6324. The third color block 6325 is a vertically arranged rectangle, and its lower end is in a pointed shape pointing to the over-loose text pattern 6326. The first color block 6321, the second color block 6323, and the third color block 6325 have the same shape and the same area. The first color block 6321 and the second color block 6323 are arranged without a gap, and the second color block 6323 and the third color block 6325 are arranged without a gap. The clamping body 61 has a white background color, so as to highlight the colors of the first color block 6321, the second color block 6323, and the third color block 6325, making the display more obvious and the indication effect better. The disc spring icon 631 is in the shape of an angled bracket, and in this embodiment, it is formed by superimposing three angled brackets. The identifier 63 is a printed identifier or an engraved identifier, with clear images and bright colors, and has a good indication effect.

[0032] The identifier 63 is fixed to the lower fork member 3 through a fastener 62, and the position of the identifier 63 is set according to the position of the disc spring 42. When the disc spring 42 is in the suitable position, it is in a normal working state. When the disc spring 42 is in the over-loose position or the over-tight position, it means that the disc spring 42 needs to be maintained, calibrated, or replaced. The scale 632 is printed or engraved in color, which is convenient for observation, has clear indication, does not require an experienced old master to calibrate by experience, is easy to operate, is convenient for daily maintenance and calibration, and can be replaced in time when the disc spring 42 is in an over-tight state, which enhances the operability of the fork 100 and improves work efficiency.

[0033] Embodiment 2

[0034] Please refer to Figure 5Compared with the first embodiment, the fork 100 with the disc spring adjustment indicator device of the second embodiment includes an identification 64. The identification 64 includes a disc spring icon 641 and a scale 642, and the disc spring icon 641 and the scale 642 are arranged side by side. The scale 642 includes an over-tight position, a suitable position, and an over-loose position arranged side by side in sequence. The over-tight position includes a first color block 6421 and an over-tight text 6422 located below the first color block 6421. The suitable position includes a second color block 6423 and a suitable text 6424 located below the second color block 6423. The over-loose position includes a third color block 6425 and an over-loose text 6426 located below the third color block 6425. The first color block 6421 and the third color block 6425 are both red, and the second color block 6423 is green. The first color block 6421 is a vertically arranged rectangle, and its lower end is a pointed protrusion pointing to the over-tight text 6422. The second color block 6423 is a vertically arranged rectangle, and its lower end is a pointed protrusion pointing to the suitable text 6424. The third color block 6425 is a vertically arranged rectangle, and its lower end is a pointed protrusion pointing to the oversong text 6426. A transition color block 6427 is respectively arranged between the first color block 6421 and the second color block 6423 and between the second color block 6423 and the third color block 6425, and the color of the transition color block 6427 is yellow. The first color block 6421, the second color block 6423, and the third color block 6425 have the same shape and area. The transition color block 6427 is a vertical rectangular shape and its width is approximately one-third of the first color block 6421. The card body 611 has a gray background color, thereby highlighting the colors of the first color block 6421, the second color block 6423, the third color block 6425, and the transition color block 6427, and the display is more obvious and the indication effect is better. The disc spring icon 641 is in the shape of a fishbone arrow, and in this embodiment, it is formed by a fishbone-like shape on the left and an arrow pointing to the fishbone-like shape on the right. The logo 64 is a printed logo or a carved logo, with a clear image and bright colors, and has a good indication effect.

[0035] Example 3

[0036] Please refer to Figure 6Compared with the first embodiment, the fork 100 with the disc spring adjustment indication device of the third embodiment includes an identification 65. The identification 65 includes a disc spring icon 651 and a scale 652, and the disc spring icon 651 and the scale 652 are arranged side by side. The scale 652 includes an over-tight position, a suitable position, and an over-loose position arranged side by side in sequence. The over-tight position includes a first color block 6521 and an over-tight text 6522 located above the first color block 6521. The suitable position includes a second color block 6523 and a suitable text 6524 located above the second color block 6523. The over-loose position includes a third color block 6525 and an over-loose text 6526 located above the third color block 6525. The first color block 6521 is red, the second color block 6523 is green, and the third color block 6525 is blue. The first color block 6521 is a vertically arranged rectangle, and its lower end is in an arc shape. The second color block 6523 is a vertically arranged rectangle, and its lower end is in the shape of an arc. The third color block 6525 is a vertically arranged rectangle, and its lower end is in the shape of an arc. The first color block 6521 and the second color block 6523 are arranged at intervals, and the second color block 6523 and the third color block 6525 are arranged at intervals. The first color block 6521, the second color block 6523, and the third color block 6525 have the same shape and area. The card body 612 has a gray background color, so that the colors of the first color block 6521, the second color block 6523, and the third color block 6525 are highlighted, the display is more obvious, and the indication effect is better. The disc spring icon 651 is in the shape of a double arrow. In this embodiment, there is a horizontal line between the two spaced vertical lines, and the double-headed arrows are arranged at both ends of the horizontal line. The logo 65 is a printed logo or an engraved logo, with a clear image and bright colors, and has a good indication effect.

[0037] Example 4

[0038] Please refer to Figure 7 Compared with the third embodiment, the fork 100 with the disc spring adjustment indication device of the fourth embodiment includes a mark 66. The mark 66 includes a disc spring icon 661 and a scale 662, and the disc spring icon 661 and the scale 662 are arranged side by side. The scale 662 includes an over-tight position, a suitable position and an over-loose position arranged side by side in sequence. The difference is that the over-tight position includes a first color block 6621 and an over-tight text 6622 overlapping the first color block 6621. The suitable position includes a second color block 6623 and a suitable text 6524 overlapping the second color block 6623. The over-loose position includes a third color block 6625 and an over-loose text 6526 overlapping the third color block 6625. The mark 66 also has a clear image and bright colors, and has a good indication effect.

[0039] Example 5

[0040] Please refer to Figure 8Compared with Example 1, the fork 100 with a disc spring adjustment indication device of this Example 5 includes a mark 67. The mark 67 includes a disc spring icon 671 and a scale 672, and the disc spring icon 671 and the scale 672 are arranged side by side. The scale 672 includes an over-tight position, a suitable position, and an over-loose position arranged side by side in sequence. The difference is that the card body 613 has a gray background color. The disc spring icon 671 is in a broken line shape. In this embodiment, a broken line is connected in the middle of two vertical lines. The mark 67 is a printed mark or an engraved mark, with a clear image and bright colors, and has a good indication effect.

[0041] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A fork with a disc spring adjustment indicator device, characterized in that: The cargo fork includes an upper fork member, a middle fork member, a lower fork member, a link member, a driving member and a disc spring adjustment indicating device, the driving member is installed on the lower fork member and is used to drive the middle fork member and the upper fork member, the link member includes a chain installed between the upper fork member, the middle fork member and the lower fork member and a disc spring for adjusting the chain, the disc spring adjustment indicating device includes a card body installed next to the disc spring, a fastener installing the card body to the lower fork member and an indicator provided on the card body and used to indicate the compression and tensioning position of the disc spring.

2. The fork with disc spring adjustment indicator device according to claim 1, characterized in that: The identification includes a disc spring icon and a scale, the disc spring icon and the scale are arranged side by side, and the scale includes an over-tight position, a suitable position and an over-loose position which are arranged side by side in sequence.

3. The fork with disc spring adjustment indicator device according to claim 2, characterized in that: The over-tight position includes a first color block and a "over-tight" text located above, below, or in the middle of the first color block; the suitable position includes a second color block and a "suitable" text located above, below, or in the middle of the second color block; the over-loose position includes a third color block and a "over-loose" text located above, below, or in the middle of the third color block; the color of the second color block is different from the color of the first color block and the color of the third color block, respectively.

4. The fork with disc spring adjustment indicator device according to claim 3, characterized in that: The first color block is a vertically arranged rectangle, and its lower end is arc-shaped or pointed; the second color block is a vertically arranged rectangle, and its lower end is arc-shaped or pointed; the third color block is a vertically arranged rectangle, and its lower end is arc-shaped or pointed.

5. The fork with disc spring adjustment indicator device according to claim 3, characterized in that: The first color block is red, the second color block is green, and the third color block is red, blue or yellow.

6. The fork with disc spring adjustment indicator device according to claim 3, characterized in that: The first color block and the second color block are arranged with or without intervals, and the second color block and the third color block are arranged with or without intervals.

7. The fork with disc spring adjustment indicator device according to claim 3, characterized in that: A transitional color block is disposed between the first color block and the second color block and between the second color block and the third color block, respectively. The color of the transitional color block is different from the colors of the first color block, the second color block and the third color block.

8. The fork with disc spring adjustment indicator device according to claim 3, characterized in that: The card body has a white or grey base color.

9. The fork with disc spring adjustment indicator device according to claim 2, characterized in that: The disc spring icon is in the shape of a fishbone arrow, a double arrow, a broken line or an angle bracket.

10. The fork with disc spring adjustment indicator device according to claim 1, characterized in that: The logo is a printed logo or an engraved logo.

Images