CN112091866A

CN112091866A - Tow chain apron quick assembly disassembly integral type appurtenance

Info

Publication number: CN112091866A
Application number: CN202011086111.0A
Authority: CN
Inventors: 孙驰; 张军营
Original assignee: ZHEJIANG JINFULONG MACHINE TOOL ACCESSORIES CO Ltd
Current assignee: ZHEJIANG JINFULONG MACHINE TOOL ACCESSORIES CO Ltd
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2020-12-18

Abstract

The invention provides an integrated auxiliary tool for quickly disassembling and assembling a drag chain cover plate, which comprises: the tool body is provided with an opening driving piece which can be inserted into the drag chain cavity and drives the cover plate to open; the opening driving piece is suitable for converting the transverse driving force into a longitudinal driving force for driving the cover plate to be opened, and has an opening using state that the opening driving piece moves along the length direction of the drag chain under the action of external force and can sequentially open the cover plates of the chain links. The tool body has an opening use state and a closing use state which is turned for 180 degrees relative to the opening use state, namely the tool body integrates the functions of opening and closing the cover plate, the structure is simpler, the use is convenient, and the working efficiency is greatly improved.

Description

Tow chain apron quick assembly disassembly integral type appurtenance

Technical Field

The invention relates to the technical field of drag chains, in particular to an integrated auxiliary tool for quickly disassembling and assembling a drag chain cover plate.

Background

The drag chain is suitable for reciprocating motion occasions, is widely applied in the field of automation equipment such as numerical control machine tools, mechanical arms, hoisting and transporting equipment, automatic warehouses and the like, and can play a role in traction and protection of built-in cables, oil pipes, air pipes, water pipes and the like.

As shown in fig. 21, the drag chain is formed by connecting a plurality of chain links 1, each chain link 1 includes two first link plates 11 and two second link plates 12 arranged in parallel, and a cover plate 14 and a bottom plate 15 arranged between the first link plates 11 and the second link plates 12 and used for connecting the two link plates, one end of the cover plate 14 is hinged with the first link plates 11, and the other end is detachably connected with the second link plates 12 through a clamping structure. As shown in fig. 22, when the cable needs to be maintained and repaired, the most common method prys up one end of the cover plate 14, which is clamped with the second link plate 12, one by a straight screwdriver, and for a small-sized drag chain, a drag chain with a length of one meter is generally formed by connecting dozens of chain links, so that the work efficiency is extremely low by prying up one by one; in addition, when the upper cover plate and the chain plate are closed, the upper cover plate and the chain plate need to be closed one by one in a manual pressing mode or a mode of knocking and installing by means of a rubber hammer, and low assembly efficiency is caused.

Disclosure of Invention

Therefore, the invention aims to overcome the defect that the disassembly and assembly efficiency is low because the upper cover plates of the drag chain in the prior art need to be opened or closed one by one, thereby providing the integrated auxiliary tool for quickly disassembling and assembling the drag chain cover plate with high disassembly and assembly efficiency.

Therefore, the invention provides an integrated auxiliary tool for quickly disassembling and assembling a drag chain cover plate, which comprises a tool body and an opening driving piece, wherein the tool body is provided with the opening driving piece which can be inserted into a drag chain wire cavity and drives the cover plate to open; the opening driving piece is suitable for converting transverse driving force into longitudinal driving force for driving the cover plate to be opened, and has an opening using state that the opening driving piece moves along the length direction of the drag chain under the action of external force and can sequentially open the cover plates of the chain links.

The opening driving piece is relatively upwards formed into a first cambered surface or an inclined surface from the front end to the rear end in the direction of inserting the wire cavity.

The width of the opening driving piece is matched with that of the line cavity, and when the bottom of the opening driving piece is in contact with the bottom wall of the line cavity, the top of the opening driving piece is higher than the highest point of the movement track of the cover plate in the opening state.

The bottom of the opening driving piece is provided with a sliding part which is arranged close to the first chain plate of the chain link and can be in sliding contact with the bottom wall of the line cavity, and a line groove which extends from the sliding part towards the direction of the second chain plate which is oppositely arranged and can be used for cable routing.

The tool body is provided with a closing driving piece for driving the cover plate to be closed, and the tool body is in an opening use state and a closing use state which is turned 180 degrees relative to the opening use state.

The closed driving part comprises a turnover structure and a buckling structure, and the turnover structure is suitable for driving the cover plate of each chain link to be turned over from an open state to a state to be closed when the closed driving part moves along the length direction of the drag chain; and the buckling structure is arranged at the rear end of the turnover structure and is suitable for buckling and connecting the cover plate in the to-be-closed state with the second chain plate.

The turnover structure comprises a first turnover part and a second turnover part, the first turnover part is arranged at the front end of the closed driving part and is positioned on the outer side surface of the first chain plate, and the first turnover part is suitable for turning the cover plate from a first angle to a second angle in the opening state, wherein an included angle between the cover plate and the first chain plate rotationally connected with the cover plate is an acute angle at the first angle, and an included angle between the cover plate and the first chain plate is 180 degrees at the second angle; the second overturning part is arranged at the rear end of the closed driving piece and positioned above the cover plate, and the second overturning part is suitable for overturning the cover plate to the state to be closed from the second angle.

The first turning part is relatively upwards formed into a second cambered surface or an inclined surface from the front end to the rear end in the moving direction.

The second turnover part extends from the front end to the rear end of the second turnover part in the moving direction and extends from the first chain plate to the direction of the second chain plate arranged oppositely to form a third cambered surface or inclined surface.

The inner side surface of the second overturning part is provided with a fourth cambered surface formed by the front end of the second overturning part in the moving direction and the rear end of the second overturning part in a relatively upward mode, and a fifth cambered surface connected with the fourth cambered surface and the buckling structure and arranged downwards relatively.

The buckling structure comprises a first pressing plate and a second pressing plate, the first pressing plate is arranged below and can abut against the bottoms of the chain links, the second pressing plate is arranged above and can drive the cover plate to be buckled and connected with the corresponding second chain plate, a pressing plate groove is formed between the first pressing plate and the second pressing plate, and the height of the pressing plate groove is matched with that of the chain links.

The width of the first pressure plate and the second pressure plate is larger than or equal to the width of the chain link.

The front ends of the first pressing plate and the second pressing plate are both provided with guide plates.

The tool body is fixedly arranged on the clamp through a fastener, a positioning piece capable of extending into the pressing plate groove is arranged on the clamp in a sliding mode, and the positioning piece is provided with a plurality of positioning and installing positions fixedly connected with the clamp.

The front end of the clamp is provided with a guide inclined plane which is beneficial to guiding and loading the drag chain.

The tool body is provided with an opening end mark, a closing end mark and an indicating arrow for indicating the moving direction.

A strip-shaped hole is formed in the middle of the tool body.

The edges and corners of the tool body and the clamp are arc-shaped structures.

The technical scheme of the invention has the following advantages:

1. the invention provides a quick dismounting integrated auxiliary tool for a drag chain cover plate.A tool body is provided with an opening driving piece which can be inserted into a drag chain wire cavity and drives the cover plate to open; the opening driving piece is suitable for converting the transverse driving force into a longitudinal driving force for driving the cover plate to be opened, and has an opening using state that the opening driving piece moves along the length direction of the drag chain under the action of external force and can sequentially open the cover plates of the chain links. When the cover plate needs to be opened, the opening driving piece is inserted into the line cavity firstly, the bottom of the opening driving piece is abutted against the bottom wall of the line cavity, the tool body is pushed manually to move along the length direction of the drag chain, and the opening driving piece converts the transverse driving force into the longitudinal driving force for driving the cover plate to be opened.

2. According to the integrated auxiliary tool for quickly disassembling and assembling the drag chain cover plate, the opening driving piece is oppositely upwards formed into a first cambered surface or inclined surface from the front end to the rear end in the direction of the wire inserting cavity. When the opening driving piece is in translation, the first cambered surface or the inclined surface is in contact with the cover plate, horizontal driving force is converted into longitudinal driving force for driving the cover plate to be opened, and the first cambered surface or the inclined surface has the advantages of being simple in structure and low in production cost.

3. According to the integrated auxiliary tool for quickly disassembling and assembling the drag chain cover plate, the width of the opening driving piece is matched with the width of the line cavity, and when the bottom of the opening driving piece is in contact with the bottom wall of the line cavity, the top of the opening driving piece is higher than the highest point of the movement track of the cover plate in the opening state. Like this open area driving piece when the translation, can drive the apron and overturn to the lateral surface of first link joint from the medial surface of first link joint (also be line chamber one side) to expose the line chamber completely, make things convenient for the assembly and the maintenance of cable.

4. According to the integrated auxiliary tool for quickly dismounting the drag chain cover plate, the bottom of the opening driving piece is provided with the sliding part which is arranged close to the first chain plate of the chain link and can be in sliding contact with the bottom wall of the wire cavity, and the wire groove which extends from the sliding part to the direction of the second chain plate which is oppositely arranged and can be used for cable routing, and the width of the sliding part is narrow, so that the friction force between the sliding part and the bottom wall of the wire cavity during translation can be reduced, and the tool body is pushed more labor-saving; in addition, through setting up the wire casing for open the driving piece when removing, the cable that is located and opens the driving piece front end can get into the wire casing, thereby reduces the cable resistance that opens the driving piece and receive, further makes to promote more laborsavingly.

5. The invention provides an integrated auxiliary tool for quickly disassembling and assembling a drag chain cover plate, wherein a closing driving piece for driving the cover plate to close is arranged at the top of a tool body, and the tool body has an opening use state and a closing use state which is turned 180 degrees relative to the opening use state. Like this the instrument body has integrateed the function of opening and closing the apron simultaneously, and the structure is simpler, and convenient to use.

6. The invention provides a quick dismounting and mounting integrated auxiliary tool for a drag chain cover plate, wherein a closing driving piece comprises: the overturning structure is suitable for driving the cover plate of each chain link to be overturned from an opening state to a state to be closed when the closing driving piece moves along the length direction of the drag chain; the buckling structure is arranged at the rear end of the turnover structure and is suitable for buckling and connecting the cover plate in the state of waiting to be closed with the second chain plate. When the cover plate is closed, the driving piece is horizontally pushed, the cover plate is firstly turned to a to-be-closed state from an open state by the turning structure, and then the cover plate in the to-be-closed state is connected with the second chain plate in a buckled mode by the buckling structure, so that batch installation of the cover plate of the drag chain can be realized, and the assembly efficiency is greatly improved.

7. The invention provides a quick dismounting and mounting integrated auxiliary tool for a drag chain cover plate, wherein a turnover structure comprises a first turnover part and a second turnover part, the first turnover part is arranged at the front end of a closed driving piece and is positioned on the outer side surface of a first chain plate, and the first turnover part is suitable for turning the cover plate from a first angle to a second angle in an opening state, wherein an included angle between the cover plate and the first chain plate rotationally connected with the cover plate is an acute angle at the first angle, and an included angle between the cover plate and the first chain plate is 180 degrees at the second angle; the second overturning part is arranged at the rear end of the closed driving piece and positioned above the cover plate, and the second overturning part is suitable for overturning the cover plate to a state to be closed from a second angle. Through setting up first upset portion and second upset portion, can drive the apron and rotate gradually, above-mentioned first upset portion and second upset portion have simple structure's advantage.

8. According to the integrated auxiliary tool for quickly disassembling and assembling the drag chain cover plate, the first overturning part is relatively upwards formed into a second cambered surface or inclined surface from the front end to the rear end in the moving direction. When the closing driving piece moves horizontally, the second cambered surface or the inclined surface can be in contact with the cover plate and convert the transverse driving force into the longitudinal driving force for driving the cover plate to rotate upwards, and the second cambered surface or the inclined surface has the advantage of simple structure.

9. The invention provides a quick dismounting and mounting integrated auxiliary tool for a drag chain cover plate. When the closing driving piece moves horizontally, the third cambered surface or the inclined surface can convert the transverse driving force into the longitudinal driving force for driving the cover plate to rotate downwards, and the third cambered surface or the inclined surface has the advantage of simple structure.

10. The invention provides an integrated auxiliary tool for quickly disassembling and assembling a drag chain cover plate. The setting of fourth cambered surface and fifth cambered surface can make the apron realize progressive rotation, avoids because of apron and first link joint chucking power too big, lead to the apron to separate with first link joint under the drive of closed driving piece, and the reliability is higher like this.

11. The invention provides an integrated auxiliary tool for quickly disassembling and assembling a drag chain cover plate, wherein a buckling structure comprises a first pressing plate which is arranged below and can be abutted against the bottom of a chain link, and a second pressing plate which is arranged above and can drive the cover plate to be buckled and connected with a corresponding second chain plate, wherein a pressing plate groove is arranged between the first pressing plate and the second pressing plate, the height of the pressing plate groove is matched with that of the chain link, and the width of the first pressing plate and the width of the second pressing plate are larger than or equal to that of the chain link. When the closed driving piece is translated, the first pressing plate and the second pressing plate can enable the cover plate to be tightly pressed and buckled with the second chain plate.

12. According to the integrated auxiliary tool for quickly disassembling and assembling the drag chain cover plate, the guide plates are arranged at the front ends of the first pressing plate and the second pressing plate, so that chain links at the front ends of the guide plates can enter between the first pressing plate and the second pressing plate along the guide plates, and the reliability is improved.

13. The invention provides an integrated auxiliary tool for quickly disassembling and assembling a drag chain cover plate. For manufacturers producing drag chains, when small and medium-sized drag chains are assembled, the tool body can be fixed on the clamp firstly, then the drag chains are arranged in the pressing plate groove, the installation position of the positioning piece is adjusted, the width of the pressing plate groove is matched with the width of the chain link, and finally the drag chains are pulled to move relative to the clamp, so that the cover plate is closed quickly, labor is saved, and the production efficiency is improved greatly.

14. According to the integrated auxiliary tool for quickly disassembling and assembling the drag chain cover plate, the tool body is provided with the opening end mark, the closing end mark and the indicating arrow for indicating the moving direction, so that the integrated auxiliary tool is convenient for a customer to use.

15. According to the integrated auxiliary tool for quickly disassembling and assembling the drag chain cover plate, the strip-shaped hole is formed in the middle of the tool body, so that the tool body can be conveniently held by a hand, the operation can be carried out by one hand, and the operability is improved.

16. According to the integrated auxiliary tool for quickly disassembling and assembling the drag chain cover plate, the edges and corners of the tool body and the clamp are of the arc-shaped structures, so that the drag chain and a cable can be prevented from being scratched due to contact with the tool body, and the service life of the drag chain is prolonged.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a perspective view of an open cover plate of the integrated quick release and attachment auxiliary tool for a tow chain cover plate of the present invention in an open use state;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a cross-sectional view of FIG. 2;

FIG. 4 is a partial left side view of FIG. 1;

FIG. 5 is a perspective view of FIG. 1 from another angle;

FIG. 6 is a front view of the tool body in an open use condition;

FIG. 7 is a rear elevational view of the tool body in an open use condition;

FIG. 8 is a left side view of the tool body in an open use condition;

FIG. 9 is a perspective view of the closed cover plate of the integrated quick release and attachment auxiliary tool for a tow chain cover plate of the present invention in a closed use state;

FIG. 10 is a perspective view of FIG. 9 from another angle;

FIG. 11 is a front view of FIG. 10;

FIG. 12 is a left side view of FIG. 10;

FIG. 13 is a right side view of FIG. 10;

FIG. 14 is a perspective view of the tool body in a closed use condition;

FIG. 15 is a front view of FIG. 14;

FIG. 16 is a left side view of FIG. 14;

FIG. 17 is a schematic view of the assembly of the drag chain, tool body and clamp;

FIG. 18 is a right side view of FIG. 17;

FIG. 19 is a schematic view of the assembly of the tool body and the clamp;

FIG. 20 is a schematic view of the exploded structure of FIG. 19;

FIG. 21 is a perspective view of a single attachment of the tow chain;

fig. 22 is a perspective view illustrating the opening of a drag chain cover plate by a screwdriver in the prior art.

Description of reference numerals: 1. a chain link; 11. a first link plate; 12. a second link plate; 13. a wire lumen; 14. a cover plate; 15. a base plate; 2. a tool body; 21. an opening end identifier; 22. closing the end mark; 23. an arrow is indicated; 24. a strip-shaped hole; 3. starting a driving piece; 31. a first arc surface; 32. a sliding part; 33. a wire slot; 4. closing the driving member; 5. a first turning part; 51. a second arc surface; 6. a second turning part; 61. a third cambered surface; 62. a fourth arc surface; 63. a fifth cambered surface; 7. a buckling structure; 71. a first platen; 72. a second platen; 73. a guide plate; 74. a platen slot; 8. a cable; 9. a clamp; 91. a positioning member; 92. a guide slope.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

Examples

The embodiment provides an integrated auxiliary tool for quickly disassembling and assembling a drag chain cover plate, which is suitable for disassembling and assembling the drag chain cover plate, and as shown in fig. 6-8, the auxiliary tool comprises a tool body 2, an opening driving piece 3 and a closing driving piece 4.

The drag chain is formed by connecting a plurality of chain links 1, as shown in fig. 21, each chain link 1 comprises a first chain plate 11 and a second chain plate 12 which are oppositely arranged, the first chain plate 11 and the second chain plate 12 are connected through a bottom plate 15, the top parts of the first chain plate 11 and the second chain plate 12 are connected through a cover plate 14, one end of the cover plate 14 is rotatably connected with the first chain plate 11, the other end of the cover plate 14 is connected with the second chain plate 12 in a buckling manner, and the first chain plate 11, the second chain plate 12, the bottom plate 15 and the cover plate 14 enclose a wire cavity 13 which can. Both sides of the cover plate 14 in the width direction are provided with arc surfaces which can be in sliding contact with the opening drive member 3.

The tool body 2 is provided with an opening driving piece 3 and a closing driving piece 4 which are arranged up and down, and the tool body 2 has an opening use state and a closing use state which is turned 180 degrees (namely, in an inverted state) relative to the opening use state. An opening end mark 21 and a closing end mark 22 are arranged on the outer wall of the tool body 2, and an indication arrow 23 for indicating the moving direction is arranged on the outer wall of the tool body 2, and a strip-shaped hole 24 convenient for holding is arranged in the middle of the tool body 2. The edges and corners of the tool body 2 are of arc-shaped structures so as to avoid accidental injury of the drag chain and the cable. When the tool body 2 is in an opening use state, the closing driving piece 4 can be used as a handle to push the tool body to move, and when the tool body 2 is in a closing use state, the opening driving piece 3 can be used as a handle to push the tool body to move.

The opening driving piece 3 can be inserted into the drag chain line cavity 13 and can convert a transverse driving force into a longitudinal driving force for driving the cover plate 14 to be opened, and the opening driving piece 3 has an opening use state which can move along the length direction of the drag chain under the action of external force and can sequentially open the cover plate 14 of each chain link 1. As shown in fig. 1 to 8, the opening actuator 3 is formed with a first arc surface 31 relatively upward from a front end in a direction of being inserted into the wire chamber 13 to a rear end, and the first arc surface 31 may be bent downward or upward. As shown in fig. 4 and 5, the width of the opening driving member 3 is adapted to the width of the wire cavity 13, and when the bottom of the opening driving member 3 contacts the bottom wall of the wire cavity 13, the top height of the opening driving member 3 is higher than the highest point of the movement track of the cover plate 14 in the opening state, so that the opening driving member 3 can drive the cover plate 14 to turn from the inner side surface (i.e. the wire cavity side) of the first link plate 11 to the outer side surface of the first link plate 11 when being pushed horizontally, thereby completely exposing the wire cavity 13, and facilitating the assembly and maintenance of the cable 8. As shown in fig. 8, the bottom of the opening driving member 3 is provided with a sliding portion 32 disposed near the first link plate 11 of the chain link 1 and slidably contacting the bottom wall of the wire cavity 13, and a wire groove 33 extending from the sliding portion 32 toward the second link plate 12 disposed opposite to the first link plate for cable routing.

The closure actuator 4, as shown in fig. 9-16, includes a flip structure and a snap structure 7.

And the overturning structure is suitable for driving the cover plate 14 of each chain link 1 to overturn from an open state to a state to be closed when the closing driving piece 4 moves along the length direction of the drag chain. The flipping structure comprises a first flipping portion 5 and a second flipping portion 6.

The first turning part 5 is disposed at the front end of the closed driving member 4 and located on the outer side surface of the first link plate 11, as shown in fig. 9 and 12, the first turning part 5 is adapted to turn the cover plate 14 from the first angle to the second angle in the open state, wherein an included angle between the cover plate 14 and the first link plate 11 rotationally connected to the cover plate is an acute angle at the first angle, and an included angle between the cover plate 14 and the first link plate 11 is 180 degrees at the second angle. The first turning part 5 forms a second cambered surface 51 from the front end to the back end in the moving direction of the first turning part relatively upwards.

The second turning part 6 is arranged at the rear end of the closing driving part 4 and is positioned above the cover plate 14, and the second turning part 6 is suitable for turning the cover plate 14 to the state to be closed from the second angle. As shown in fig. 10 and 12, the second flipping portion 6 extends from the front end to the rear end in the moving direction thereof toward the second link plate 12 disposed opposite to the first link plate 11 to form a third arc surface 61. As shown in fig. 14 and 15, the inner side surface of the second turning part 6 is provided with a fourth arc surface 62 formed by the front end and the rear end of the moving direction of the second turning part facing upward, and a fifth arc surface 63 connecting the fourth arc surface 62 and the buckling structure and facing downward.

And the buckling structure 7 is arranged at the rear end of the turnover structure and is suitable for buckling and connecting the cover plate 14 and the second chain plate 12 in the state of waiting to be closed. As shown in fig. 13-15, the fastening structure 7 includes a first pressing plate 71 disposed below and capable of abutting against the bottom of the chain link 1, and a second pressing plate 72 disposed above and capable of driving the cover plate 14 to fasten with the corresponding second link plate 12, wherein a pressing plate groove 74 is disposed between the first pressing plate 71 and the second pressing plate 72, wherein the height of the pressing plate groove 74 is adapted to the height of the chain link 1. The widths of the first pressure plate 71 and the second pressure plate 72 are larger than or equal to the width of the chain link 1, and guide plates 73 are arranged at the front ends of the first pressure plate 71 and the second pressure plate 72.

The tool body 2 can be fixedly mounted on the fixture 9 through a fastening member, as shown in fig. 17-20, a positioning member 91 capable of extending into the pressing plate groove 74 is slidably mounted on the fixture 9, wherein the positioning member 91 has a plurality of positioning mounting positions fixedly connected with the fixture 9, a plurality of threaded holes are formed in the fixture 9, and a butterfly bolt is threaded into the threaded hole of the fixture 9 after passing through the through hole of the positioning member 91. In this embodiment, the fasteners are bolts. The front end of the clamp 9 is provided with a guide inclined plane 92 which is beneficial to guiding and installing the drag chain. The edge of the clamp 9 is in a circular arc structure.

As an alternative embodiment, the opening actuator 3 is inclined relatively upward from the front end in the direction of insertion into the wire chamber 13 to the rear end.

In an alternative embodiment, the first turning part 5 is inclined upward from the front end to the rear end in the moving direction.

In an alternative embodiment, the second flipping portion 6 has a slope extending from a front end to a rear end in the moving direction thereof in a direction from the first link plate 11 toward the second link plate 12 disposed opposite thereto.

The working principle of the integrated auxiliary tool for quickly disassembling and assembling the drag chain cover plate is as follows:

1) when the cover plate 14 needs to be opened, the opening driving piece 3 is firstly inserted into the wire cavity 13, the bottom of the opening driving piece is abutted against the bottom wall (namely the bottom plate 15) of the wire cavity 13, the tool body 2 is manually pushed to move along the length direction of the drag chain (namely to move along the horizontal direction shown in fig. 2), and as the opening driving piece 3 is provided with the first cambered surface 31, the first cambered surface 31 is in sliding contact with the cover plate 14 and has a longitudinal driving force for driving the cover plate 14 to be opened, the cover plate 14 of each chain link 1 can be opened in sequence under the action of horizontal pushing of the tool body 2, so that the cover plate 14 can be opened in batch, fast and continuously.

2) When the cover plate 14 in the opening state needs to be closed, the first turning part 5 of the closing driving part 4 is attached to the outer side face of the first chain plate 11, the tool body 2 is manually pushed to move along the length direction of the drag chain (namely, to move along the horizontal direction), the second cambered surface 51 of the first turning part 5 is firstly contacted with the cover plate 14, a driving force for driving the cover plate 14 to rotate upwards is provided, the cover plate 14 is turned from the first angle in the opening state to the second angle, then the third cambered surface 61 of the second turning part 6 is in sliding contact with the cover plate 14, the third cambered surface 61 has a driving force for driving the cover plate 14 to rotate downwards, and therefore the cover plate 14 is turned to the state to be closed from the second angle. After the closing driving member 4 continues to move, the first pressing plate 71 and the second pressing plate 72 can enable the cover plate 14 to be in pressing and buckling connection with the second chain plate 12, and closing is completed. When the closing driving piece 4 is translated, the cover plates 14 of all the chain links 1 can be closed in sequence, so that the batch installation of the drag chain cover plates 14 is realized.

The invention provides an integrated auxiliary tool for quickly disassembling and assembling a drag chain cover plate, which comprises a tool body 2, an opening driving piece 3 and a closing driving piece 4, wherein the tool body 2 has an opening use state and a closing use state which is turned 180 degrees relative to the opening use state. Thus, the tool body 2 integrates the functions of opening and closing the cover plate at the same time, and has simpler structure and convenient use.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.

Claims

1. The utility model provides a tow chain apron quick assembly disassembly integral type appurtenance which characterized in that includes:

the tool body (2) is provided with an opening driving piece (3) which can be inserted into the drag chain line cavity (13) and drives the cover plate (14) to open;

the opening driving piece (3) is suitable for converting transverse driving force into longitudinal driving force for driving the cover plate (14) to be opened, and has an opening using state which can move along the length direction of the drag chain under the action of external force and can open the cover plate (14) of each chain link (1) in sequence.

2. The tow chain cover plate quick-dismounting integrated auxiliary tool is characterized in that the opening driving piece (3) is relatively upwards formed into a first cambered surface (31) or an inclined surface from the front end to the rear end in the inserting direction of the wire cavity (13).

3. The tow chain cover plate quick-dismounting integrated auxiliary tool is characterized in that the width of the opening driving piece (3) is matched with the width of the wire cavity (13), and when the bottom of the opening driving piece (3) is contacted with the bottom wall of the wire cavity (13), the top height of the opening driving piece is higher than the highest point of the movement track of the cover plate (14) in the opening state.

4. The integrated quick-release and quick-release tool for a tow chain cover according to any one of claims 1-3, wherein the bottom of the opening drive member (3) is provided with a sliding portion (32) which is disposed near the first link plate (11) of the chain link (1) and is in sliding contact with the bottom wall of the wire cavity (13), and a wire groove (33) which extends from the sliding portion (32) toward the second link plate (12) disposed opposite to the sliding portion and is used for routing a cable (8).

5. The tow chain cover plate quick-dismounting integrated auxiliary tool according to any one of claims 1-4, characterized in that the top of the tool body (2) is provided with a closing driving piece (4) for driving the cover plate (14) to close, and the tool body (2) has an open use state and a closed use state which is turned 180 degrees relative to the open use state.

6. The tow chain cover quick-release integrated auxiliary tool according to claim 5, wherein the closing drive (4) comprises:

the overturning structure is suitable for driving the cover plate (14) of each chain link (1) to overturn from an open state to a state to be closed when the closing driving piece (4) moves along the length direction of the drag chain;

the buckling structure (7) is arranged at the rear end of the turnover structure and is suitable for buckling and connecting the cover plate (14) and the second chain plate (12) in the state of waiting to be closed.

7. The tow chain cover plate quick-release integrated auxiliary tool according to claim 6, wherein the overturning structure comprises:

the first overturning part (5) is arranged at the front end of the closed driving part (4) and is positioned on the outer side surface of the first chain plate (11), the first overturning part (5) is suitable for overturning the cover plate (14) to a second angle from a first angle in the opening state, wherein an included angle between the cover plate (14) and the first chain plate (11) which is rotationally connected with the cover plate is an acute angle at the first angle, and an included angle between the cover plate (14) and the first chain plate (11) is 180 degrees at the second angle;

the second overturning part (6) is arranged at the rear end of the closed driving piece (4) and located above the cover plate (14), and the second overturning part (6) is suitable for overturning the cover plate (14) to the state to be closed from the second angle.

8. The tow chain cover plate quick-dismounting integrated auxiliary tool is characterized in that the first turnover part (5) forms a second cambered surface (51) or an inclined surface from the front end to the rear end in the moving direction of the first turnover part upwards relatively.

9. The tow chain cover quick-release integrated auxiliary tool according to claim 7 or 8, wherein the second turnover part (6) extends from the front end to the rear end of the moving direction of the second turnover part and forms a third arc surface (61) or a slope surface from the first chain plate (11) to the second chain plate (12) arranged oppositely.

10. The tow chain cover plate quick dismounting and mounting integrated auxiliary tool according to claim 9, wherein the inner side surface of the second turnover part (6) is provided with a fourth cambered surface (62) formed by the front end and the rear end of the moving direction of the second turnover part, the fourth cambered surface being relatively upward, and a fifth cambered surface (63) connecting the fourth cambered surface (62) with the buckling structure and being relatively downward.

11. The tow chain cover plate quick-dismounting integrated auxiliary tool according to any one of claims 6-10, wherein the buckling structure (7) comprises a first pressing plate (71) which is arranged below and can be abutted against the bottom of the chain link (1), and a second pressing plate (72) which is arranged above and can drive the cover plate (14) to be buckled and connected with a corresponding second chain link (12), a pressing plate groove (74) is arranged between the first pressing plate (71) and the second pressing plate (72), and the height of the pressing plate groove (74) is matched with the height of the chain link (1).

12. The tow chain cover quick-release integrated auxiliary tool according to claim 11, wherein the width of the first pressure plate (71) and the second pressure plate (72) is greater than or equal to the width of the chain link (1).

13. The tow chain cover plate quick-dismounting integrated auxiliary tool is characterized in that the front ends of the first pressing plate (71) and the second pressing plate (72) are provided with guide plates (73).

14. The tow chain cover plate quick-dismounting integrated auxiliary tool according to any one of claims 11-13, wherein the tool body (2) is fixedly mounted on a clamp (9) through a fastener, a positioning member (91) capable of extending into the press plate groove (74) is slidably mounted on the clamp (9), and the positioning member (91) has a plurality of positioning mounting positions fixedly connected with the clamp (9).

15. The quick-dismounting integrated auxiliary tool for the drag chain cover plate of claim 14, characterized in that the front end of the clamp (9) is provided with a guide inclined surface (92) for facilitating the guide installation of the drag chain.

16. The tow chain cover quick-dismounting integrated auxiliary tool according to any one of claims 1-15, wherein the tool body (2) is provided with an opening end mark (21) and a closing end mark (22), and an indicating arrow (23) for indicating the moving direction.

17. The tow chain cover plate quick-dismounting integrated auxiliary tool according to any one of claims 1-16, wherein a strip-shaped hole (24) is formed in the middle of the tool body (2).

18. The integrated quick-dismounting auxiliary tool for the drag chain cover plate according to any one of claims 1-17, wherein the corners of the tool body (2) and the clamp (9) are arc-shaped.