Special chain connecting tool for packaging section

Abstract

The utility model relates to the technical field of chains, in particular to a special tool for connecting a chain of a packaging section, and adopts the technical scheme that the special tool comprises a hook, a screw sleeve, a fixed plate, a screw rod and a movable plate, support plates are respectively welded on two sides of the bottom of the fixed plate, and bearings II are respectively embedded into the two support plates; a screw rod is fixedly installed on inner rings of the two second bearings, the two threaded sleeves are connected with the screw rod in a meshed mode, hooks are installed at the bottoms of the two threaded sleeves respectively, sliding blocks are installed at the tops of the two threaded sleeves respectively, a screw hole is formed in the movable plate, the screw rod is connected with the screw hole in a meshed mode, and a first bearing is installed on the top of the fixed plate. The bottom of the screw rod is fixedly connected with an inner ring of the first bearing, a first hand wheel is installed on the top of the screw rod, and a movable hole is formed in the movable plate on one side of the screw rod. The chain fixing device has the advantage that a worker can conveniently move the two ends of the chain to proper positions for connection and fixation.

Description

Technical Field

[0001] The utility model relates to the technical field of chains, in particular to a special tool for connecting chains of packaging segments. Background Art

[0002] A chain is a structure of linked metal rings used in mechanical devices, bicycles, and other equipment to transmit power or motion.

[0003] When maintaining or repairing the chain on existing equipment, the position of the gear that fixes the chain needs to be adjusted before the chain can be installed, which is troublesome and time-consuming, affecting maintenance efficiency. Utility Model Content

[0004] The purpose of the utility model is to provide a special tool for connecting chains of packaging sections, which has the advantage of being convenient for workers to move the two ends of the chain to appropriate positions for connection and fixation, and solves the problem of troublesome chain operation on connecting equipment.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a special tool for connecting chains of packaging sections, comprising a hook, a screw sleeve, a fixed plate, a screw and a movable plate, support plates are welded on both sides of the bottom of the fixed plate, and the two support plates are respectively embedded with bearing 2, and the two inner rings of the two bearings are fixedly installed with a screw rod, the two screw sleeves are respectively engaged with the screw rod, the bottoms of the two screw sleeves are respectively installed with hooks, the tops of the two screw sleeves are respectively installed with sliders, the movable plate is provided with a screw hole, the screw is engaged with the screw hole, the top of the fixed plate is installed with a bearing 1, the bottom of the screw is fixedly connected to the inner ring of the bearing 1, the top of the screw is installed with a handwheel 1, and the movable plate on one side of the screw is provided with a movable hole.

[0006] When using a special chain connecting tool for a packaging section in the present technical solution, the movable plate and the fixed plate are lifted up by the handle and moved to the chain to be connected, and the screw is rotated and moved in the screw hole of the movable plate using the handwheel 1, and the screw drives the fixed plate to descend, and the two hooks under the fixed plate are adjusted to a suitable height, and the two hooks are hooked onto the two ends of the chain respectively, and the screw is rotated using the handwheel 2, and the two screw sleeves move in relative directions on the rotating screw rod, and the two screw sleeves drive the two ends of the chain to move in relative directions through the two hooks. After moving the two ends of the chain to the appropriate position, the staff connects the chains together.

[0007] Preferably, a hand wheel 2 is mounted on one end of the screw rod, and the screw rod can be rotated by using the hand wheel 2.

[0008] Preferably, the outer threads of the screw rod are relatively distributed. The two screw sleeves move in relative or opposite directions on the screw rod.

[0009] Preferably, the bottom of the fixed plate is symmetrically provided with sliding grooves, and the two sliders are respectively slidably connected to the two sliding grooves. The two sliders limit the two screw sleeves, and when the two screw sleeves move, the two sliders slide in the two sliding grooves to prevent the two screw sleeves from shaking.

[0010] Preferably, a connecting plate is welded to the bottom of the fixing plate on the opposite side of the two support plates, and a bearing 3 is embedded in the connecting plate, and the screw rod is fixedly connected to the inner ring of the bearing 3. The bearing 3 fixes the screw rod to prevent the screw rod from rotating.

[0011] Preferably, a movable rod is welded to the top of the fixed plate on one side of the bearing, and the top of the movable rod passes through the movable hole of the movable plate. The movable plate limits the fixed plate, and when the fixed plate is raised or lowered, the movable rod moves in the movable hole to prevent the fixed plate from shaking.

[0012] Preferably, a handle is welded on the top of the movable plate on one side of the screw rod, and the movable plate can be lifted using the handle.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] The utility model provides a hook, a screw sleeve and a hand wheel, and the two hooks are respectively hooked on the two ends of the chain. The hand wheel is used to rotate the screw rod, and the two screw sleeves move in relative directions on the rotating screw rod. The two screw sleeves drive the two ends of the chain to move in relative directions through the two hooks. After the two ends of the chain are moved to appropriate positions, the staff connects the chains together, which achieves the effect of making it convenient for the staff to move the two ends of the chain to appropriate positions for connection and fixation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model from a first angle;

[0016] Figure 2 This is a schematic diagram of the three-dimensional structure of the utility model from a second angle;

[0017] Figure 3 This is a schematic diagram of the three-dimensional structure of the present invention from a third angle;

[0018] Figure 4 This is a schematic diagram of the third perspective structure of the present invention.

[0019] In the figure: 1. Connecting plate; 2. Hook; 3. Screw sleeve; 4. Fixed plate; 5. Support plate; 6. Handle; 7. Handwheel 1; 8. Screw; 9. Movable rod; 10. Movable hole; 11. Screw hole; 12. Bearing 1; 13. Movable plate; 14. Handwheel 2; 15. Screw; 16. Bearing 2; 17. Slider; 18. Bearing 3; 19. Slide groove. DETAILED DESCRIPTION

[0020] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0021] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0022] Next, the present invention is described in detail with reference to schematic diagrams. For ease of illustration, cross-sectional views of device structures may be partially enlarged and not to scale when describing the embodiments of the present invention. Furthermore, the schematic diagrams are merely illustrative and should not limit the scope of protection of the present invention. Furthermore, in actual production, three-dimensional dimensions, including length, width, and depth, should be included.

[0023] In order to make the purpose, technical solutions and advantages of the present invention more clear, the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

[0024] Example 1

[0025] like Figures 1-4 As shown, the utility model proposes a special tool for connecting a chain of a packaging section, comprising a hook 2, a screw sleeve 3, a fixed plate 4, a screw 8 and a movable plate 13. Support plates 5 are welded on both sides of the bottom of the fixed plate 4. The two support plates 5 are respectively embedded with bearings 16. The inner rings of the two bearings 16 are fixed with screw rods 15. The outer threads of the screw rods 15 are relatively distributed. A hand wheel 2 14 is installed at one end of the screw rod 15. A connecting plate 1 is welded on the bottom of the fixed plate 4 on the opposite side of the two support plates 5. The connecting plate 1 is embedded with bearings 18. The screw rod 15 is fixed to the inner ring of the bearing 18. Connection, the two screw sleeves 3 are respectively engaged with the screw rod 15, and the bottom of the two screw sleeves 3 are respectively installed with hooks 2, the movable plate 13 has a screw hole 11, the screw 8 is engaged with the screw hole 11, the top of the fixed plate 4 is installed with a bearing 12, the bottom of the screw 8 is fixedly connected to the inner ring of the bearing 12, a handle 6 is welded on the top of the movable plate 13 on one side of the screw 8, a handwheel 7 is installed on the top of the screw 8, the movable plate 13 on one side of the screw 8 has a movable hole 10, and a movable rod 9 is welded on the top of the fixed plate 4 on the side of the bearing 12, and the top of the movable rod 9 passes through the movable hole 10 of the movable plate 13.

[0026] In this embodiment, the movable plate 13 is lifted together with the fixed plate 4 by the handle 6 and moved to the chain to be connected, and the screw rod 8 is rotated by the hand wheel 1 7. The screw rod 8 rotates and moves in the screw hole 11 of the movable plate 13, and the screw rod 8 drives the fixed plate 4 to descend. The two hooks 2 under the fixed plate 4 are adjusted to a suitable height, and the two hooks 2 are hooked on the two ends of the chain respectively. The screw rod 15 is rotated by the hand wheel 2 14, and the two screw sleeves 3 move in relative directions on the rotating screw rod 15. The two screw sleeves 3 drive the two ends of the chain to move in relative directions through the two hooks 2. After moving the two ends of the chain to the appropriate position, the staff connects the chains together.

[0027] Example 2

[0028] like Figures 1-4 As shown, the utility model proposes a special tool for connecting chains of packaging sections. Compared with the first embodiment, this embodiment also includes: a slider 17 and a slide groove 19. The sliders 17 are respectively installed on the top of the two screw sleeves 3, and the slide grooves 19 are symmetrically opened on the bottom of the fixed plate 4. The two sliders 17 are respectively slidably connected to the two slide grooves 19.

[0029] In this embodiment, the two screw sleeves 3 are limited by the two sliders 17. When the two screw sleeves 3 move, the two sliders 17 slide in the two sliding grooves 19 to prevent the two screw sleeves 3 from shaking.

[0030] It should also be noted that, in the description of this utility model, unless otherwise expressly specified or limited, the terms "disposed," "installed," "connected," and "connected" should be understood in a broad sense. For example, they may refer to fixed connections, detachable connections, or integral connections; they may refer to mechanical connections or electrical connections; they may refer to direct connections or indirect connections through an intermediate medium; and they may refer to internal communication between two components. Those skilled in the art will be able to understand the specific meanings of the above terms in this utility model based on specific circumstances.

[0031] Finally, it should be noted that the above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art will be able to modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A special tool for connecting a chain of a packaging section, comprising a hook (2), a screw sleeve (3), a fixed plate (4), a screw (8) and a movable plate (13), characterized in that: Support plates (5) are welded on both sides of the bottom of the fixed plate (4), and the two support plates (5) are respectively embedded with bearings 2 (16). The inner rings of the two bearings 2 (16) are fixedly installed with screw rods (15). The two screw sleeves (3) are respectively engaged with the screw rods (15). The bottoms of the two screw sleeves (3) are respectively installed with hooks (2). The tops of the two screw sleeves (3) are respectively installed with sliders (17). The movable plate (13) is provided with a screw hole (11), and the screw rod (8) is engaged with the screw hole (11). The top of the fixed plate (4) is provided with a bearing 1 (12), the bottom of the screw rod (8) is fixedly connected to the inner ring of the bearing 1 (12), the top of the screw rod (8) is provided with a hand wheel 1 (7), and the movable plate (13) on one side of the screw rod (8) is provided with a movable hole (10).

2. The special tool for connecting chains for packaging segments according to claim 1, characterized in that: One end of the screw rod (15) is provided with a second hand wheel (14).

3. The special tool for connecting chains for packaging segments according to claim 1, characterized in that: The outer threads of the screw rod (15) are relatively distributed.

4. The special tool for connecting chains for packaging segments according to claim 1, characterized in that: The bottom of the fixed plate (4) is symmetrically provided with sliding grooves (19), and the two sliding blocks (17) are respectively slidably connected to the two sliding grooves (19).

5. The special tool for connecting chains for packaging segments according to claim 1, characterized in that: A connecting plate (1) is welded to the bottom of the fixing plate (4) on the opposite side of the two support plates (5), and a bearing three (18) is embedded and installed in the connecting plate (1), and the screw rod (15) is fixedly connected to the inner ring of the bearing three (18).

6. The special tool for connecting chains for packaging segments according to claim 1, characterized in that: A movable rod (9) is welded to the top of the fixed plate (4) on one side of the bearing (12), and the top of the movable rod (9) passes through the movable hole (10) of the movable plate (13).

7. The special tool for connecting chains for packaging segments according to claim 1, characterized in that: A handle (6) is welded to the top of the movable plate (13) on one side of the screw rod (8).

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