CN111250303B

CN111250303B - Hanging rack

Info

Publication number: CN111250303B
Application number: CN202010189093.2A
Authority: CN
Inventors: 曹茂兵; 郑梦云
Original assignee: Changfeng Wudao Intelligent Photoelectric Technology Co ltd
Current assignee: Changfeng Wudao Intelligent Photoelectric Technology Co ltd
Priority date: 2020-03-18
Filing date: 2020-03-18
Publication date: 2021-04-27
Anticipated expiration: 2040-03-18
Also published as: CN111250303A

Abstract

The invention relates to a hanging rack which comprises a rack body for storing coupler box bodies, wherein a storage table is arranged at the outlet position of the rack body, the coupler box bodies are arranged on one side of an upper cover plate of the storage table in a state of consistent orientation, a hanging rack is arranged beside the storage table, the hanging rack is arranged on a transfer mechanism, the coupler box bodies are arranged in a step-staggered manner by the storage table, hanging hole orifices on the coupler cover plate on the storage table point to be horizontal, a plurality of plug-in connectors are arranged on the hanging rack, the plug-in connectors are arranged in a step-shaped interval manner, the plug-in connectors are in a horizontal state in the length direction and form plug-in non-return fit with hanging holes on the coupler cover plate, and the hanging rack can automatically realize hanging operation on couplers and further improve paint spraying efficiency.

Description

Hanging rack

Technical Field

The invention relates to the technical field of automation equipment, in particular to a hanging frame.

Background

As shown in fig. 1 and 2, the coupler box body of this type is designed to be a rectangular parallelepiped as a whole, and includes a mounting box a and a cover plate b, the electrical components of the coupler are mounted in the mounting box a, wiring holes a1 are respectively provided at two end positions and one side position of the mounting box a, and a wiring point a2 is provided at one side of the mounting box a where the wiring hole a1 is provided. The coupler box body is made of aluminum alloy, necessary paint spraying operation is needed after the box body is made, during actual paint spraying operation, paint spraying operation is not conducted on the outer surface of the installation box a where the wiring hole a1 and the wiring point a2 are located, so that influence of paint on electric conductivity of the coupler in later period is avoided, therefore, before the paint spraying operation, a paint spraying prevention label is needed to be adhered to the positions of the wiring hole a1 and the wiring point a2 of the coupler box body, after the wiring point is subjected to automatic labeling operation, the coupler box body is led out from an automatic or adhering device singly, equipment is needed to be led into a paint spraying room for paint spraying operation, in order to ensure that the outer surface of the coupler box body is evenly sprayed with the paint, the labeled coupler box body needs to be hung on a hanger, the position of a hanging hole b1 on a cover plate b is generally hung on the hanger, and the couplers are separated from each other, thereby make things convenient for a hanger to hang and establish in the spray booth, then the mode of manual operation spray gun sprays paint, above-mentioned hanger carries on the hanger, generally through the mode of manual carry, and the mode inefficiency of manual carry has great difficulty when carrying out the operation of spraying paint moreover.

Disclosure of Invention

The invention aims to provide a hanging frame which can realize automatic hanging of a coupler box body and improve hanging and paint spraying efficiency.

The technical scheme adopted by the invention is as follows.

The utility model provides a hanger, is including the support body that is used for depositing the coupler box body, the exit position of support body is provided with puts the thing platform, the coupler box body is located puts thing bench apron one side and presents the state of orientation unanimity and arrange, the side of putting the thing platform is provided with the stores pylon, the stores pylon sets up on transport mechanism, it presents the step dislocation form with the coupler box body and arranges to put the thing platform, put the directional level in hanging hole drill way on the coupler apron on the thing bench, the bayonet joint is located the stores pylon and arranges a plurality ofly, and a plurality of bayonet joints present the step form interval state of arranging, the bayonet joint present length direction's horizontality and constitute the grafting non return cooperation with the hanging hole on the coupler.

The end parts of the plurality of inserting connectors are in a staggered arrangement and are matched with the position of the coupler on the object placing table, the inserting connectors are arranged on the fixed support in a sliding mode, and the inserting connectors and the fixed support form sliding fit in the horizontal direction.

The connector comprises a guide-in conical head, a steel wire is arranged at the large-size end of the guide-in conical head, expansion protrusions are arranged at the connecting end, close to the guide-in conical head, of the steel wire, multiple groups of steel wires are arranged at intervals along the circumferential direction of the guide-in conical head, and the steel wire and the guide-in conical head are parallel and horizontally arranged.

The steel wire is sleeved in the pipe body in a penetrating mode, the guiding conical head and the expansion protrusion are arranged at the pipe orifice at one end of the pipe body, the other end of the steel wire extends out of the pipe orifice at the other end of the pipe body, the pipe body and the fixing support form sliding fit in the horizontal direction, the pipe body is sleeved with the jacking spring, and two ends of the jacking spring are abutted to the flanging of the pipe body and the fixing support respectively.

Still be provided with the fender silk in the body, keep off the silk and arrange along the length direction of body, the one end that keeps off the silk and stretch out the body is provided with the elbow, the elbow is close to the protruding setting of inflation and outwards extends along the radial direction of body.

The one end mouth of pipe of body is provided with the baffle, be provided with the through-hole that supplies the fender silk to pass on the baffle, still be provided with the bar hole on the baffle, the bar hole is arranged along baffle radial direction, the steel wire passes in the bar hole.

The other end mouth of pipe of body is provided with the grafting piece, grafting piece outer wall is provided with the slot, the slot runs through along the length direction of grafting piece and arranges, the slot supplies fender silk and steel wire to pass.

The invention has the technical effects that: the coupler box body after the subsides mark operation finishes is placed on the support body, and by the support body propelling movement one by one to putting the thing bench, make the coupler box body be located put the thing bench and present the unanimous state of hanging hole orientation on the apron, in order to make things convenient for subsequent stores pylon to hang the operation, when implementing to hanging the operation to the coupler box body, grafting to the hanging hole on the apron is implemented to the bayonet joint on the stores pylon, and then realize the operation of hanging up to the coupler, and utilize transport mechanism to implement the transportation to the coupler box body, and then transport to the operation of spraying paint in the paint spraying apparatus, and then can improve the efficiency of spraying paint.

Drawings

Fig. 1 and 2 are schematic diagrams of two perspective structures of a coupler cassette body;

FIG. 3 is a schematic plan view of a coupler cassette hanging painting system;

FIGS. 4 and 5 are top and front views, respectively, of a rack and a stand in a coupler cassette hanging painting system;

fig. 6 to 8 are schematic views of three kinds of view structures of a rack and a stand in a coupler box hanging and painting system;

FIG. 9 is a front view of the hanger;

FIG. 10 is a top view of the hanger;

FIGS. 11 and 12 are schematic views of two views of the hanger;

FIGS. 13 and 14 are schematic views of two different views of a single connector in a hanger;

FIG. 15 is a cross-sectional view of the connector;

fig. 16 is a front view of a single plug.

Detailed Description

In order that the objects and advantages of the invention will be more clearly understood, the invention will now be described in detail with reference to the following examples. It is to be understood that the following text is merely illustrative of one or more specific embodiments of the invention and does not strictly limit the scope of the invention as specifically claimed. As used herein, the terms "parallel" and "perpendicular" are not limited to their strict geometric definitions, but include tolerances for machining or human error legitimacy and inconsistency:

the coupler hanger of the present invention is described in detail below with reference to the entire coupler cassette hanging and painting system:

the coupler cassette hanging and painting system of the present invention will be described in detail with reference to fig. 1 to 16:

a coupler box hanging and paint spraying system comprises a frame body 10 used for storing coupler box bodies, wherein an object placing table 20 is arranged at the outlet position of the frame body 10, the coupler box bodies are arranged on one side of an upper cover plate of the object placing table 20 in a state of consistent orientation, a hanging frame 30 is arranged beside the object placing table 20, the hanging frame 30 is arranged on a transfer mechanism, the transfer mechanism is located between the object placing table 20 and paint spraying equipment and moves in a reciprocating mode, a plug-in connector 31 is arranged on the hanging frame 30, and the plug-in connector 31 is used for realizing plug-in fit with a hanging hole in the cover plate of the coupler box body on the object placing table 20;

the coupler boxes after the labeling operation are placed on the shelf body 10 and are pushed to the object placing table 20 one by the shelf body 10, so that the coupler box body is positioned on the platform 20 in a state that the hanging holes b1 on the cover plate are oriented in a consistent direction, thereby facilitating the subsequent hanging operation of the hanging rack 30, when the operation of hanging the coupler box body is carried out, the plug connector 31 on the hanging rack 30 carries out the plugging of the hanging hole b1 on the cover plate, thereby realizing the hanging operation of the coupler, and the transferring mechanism is used for transferring the coupler box body, and further transferring the coupler box body into the paint spraying equipment for paint spraying operation, thereby improving the paint spraying efficiency, the system can realize the automation of hanging the coupler box body and automatically guide the coupler box body to the paint spraying equipment for paint spraying operation, and then can realize the automation mechanized operation to this coupler box body production, improve the production efficiency of this coupler box body.

In order to realize effective hanging of the coupler, the coupler box bodies are arranged in a step-staggered manner by the object placing table 20, the hanging hole orifices on the coupler cover plate on the object placing table 20 point to be horizontal, the plug-in connectors 31 are arranged on the hanging frame 30 in a plurality of rows, the plug-in connectors 31 are arranged in a step-shaped interval manner, and the plug-in connectors 31 are in a horizontal state in the length direction and form plug-in non-return fit with the hanging holes on the coupler cover plate;

the coupler box bodies are vertically arranged in the length direction, hanging holes b1 for forming plugging fit with the plug connectors 31 are upward and the orifices of the coupler box bodies are horizontal, the coupler box bodies on the object placing table 20 are arranged in a front-back step shape, so that the hanging holes b1 of the coupler box bodies are exposed, the subsequent plugging fit of the plug connectors 31 and the hanging holes b1 is facilitated, the coupler box bodies are plugged and hung, and the coupler box bodies are transferred to a paint spraying device for paint spraying;

when the transfer device transfers the hanger 30 to the side of the object placing table 20, the plug connectors 31 sequentially realize the plugging operation of the hanging holes b1 of the coupler box body;

the arrangement state of the above-mentioned plug connectors 31 can be conveniently explained by the top view and the front view of the system, and referring to fig. 10, when looking down on the hanging rack 30, the plug connectors 31 are arranged in a step manner from the length direction of the hanging rack 30, and the protruding length of the plug connector 31 at the front end is longest and becomes shorter from the front to the back, and is adapted to the arrangement state of the step of the object placing table 20, so as to ensure that the plug connectors 31 can be effectively inserted into the hanging holes b 1; as shown in fig. 9, when observing this stores pylon 30 in front, that is, the main view of the stores pylon 30, the stores pylon 30 presents the left side of the stores pylon 30 as the lowest end, the right side as the highest end, and present the step-like step forward gradually, make the stores pylon 30 through putting the thing platform 20, will put the hanging hole b1 of the coupler box body on the thing platform 20 and hang and just transport one by one, form effective clearance between bayonet 31 and the bayonet 31, in order to ensure that subsequent paint spraying equipment sprays paint when operating, there is great dislocation clearance between the coupler box body, and then ensure to the effective spraying paint of coupler box body front and back surface, both sides and upper and lower extreme, avoid the position that the unable effective whereabouts of blocking of atomizing paint between the coupler box body, in order to ensure the effect of spraying paint to the coupler.

As a preferable scheme of the present invention, the end portions of the plurality of plugs 31 are arranged in a staggered manner and are adapted to the position of the coupler on the object placing table 20, the plugs 31 are slidably disposed on the fixed bracket 32, and the plugs 31 and the fixed bracket 32 form a sliding fit in the horizontal direction;

the above-mentioned bayonet joint 31 is distributed on the fixed support 32, when implementing to form the mating fit to the hanging hole b1 of the coupler box body on the object placing table 20, the bayonet joint 31 forms the sliding fit of the horizontal direction along the fixed support 32, and then when leaning against along the coupler box body, can stretch out and draw back along the fixed support 32, when the bayonet joint 31 inserts into the hanging hole b1 to form the mating fit, can the bayonet joint 31 slide along the fixed support 32, in order to stretch into the hanging hole b1, in order to finish the operation of hanging to the coupler box body;

during the hanging operation of the plugging head 31, the plugging head 31 is positioned on the fixed support 32 and is arranged in a staggered manner, so that the coupler boxes on the object placing table 20 can be plugged one by one and hung, and the hanging operation of the coupler boxes on the object placing table 20 can be further completed one by one.

Further, as shown in fig. 13 to 16, the plug 31 includes a guiding cone 311, a large-sized end of the guiding cone 311 is provided with steel wires 312, a connecting end of the steel wires 312 close to the guiding cone 311 is provided with an expansion protrusion 313, the steel wires 312 are provided with a plurality of groups at intervals along a circumferential direction of the guiding cone 311, and the steel wires 312 are parallel to and horizontally arranged with the guiding cone 311;

the guiding conical head 311 included in the plug connector 31 is small, when the end of the guiding conical head 311 is a spherical surface, the plug connector 31 can conveniently slide along the cover plate of the coupler box body until the plug connector slides into the hanging hole b1, when the guiding plug 311 is inserted into the hanging hole b1, one end of the steel wire 312, which is positioned at the guiding conical head 311, deforms, so that the expansion protrusion 313 is inserted into the hanging hole b1, and after the steel wire 312 at the rear section of the expansion protrusion 313 extends into the hanging hole b1, the steel wire 312 rebounds, and the non-return of the coupler box body is realized, so that the plugging and material taking operation of the coupler box body is completed;

because the elasticity resilience of steel wire 312 is great, steel wire 312 is not thick itself, therefore overcome the elasticity of steel wire 312 very easily to make the protruding 313 position of inflation stretch into in hanging hole b1, the protruding 313 of inflation can effectively realize the non return to the coupler box body, and bayonet joint 31 length direction level, and then the protruding 313 inflation of inflation just is greater than the aperture of hanging hole b 1a bit can avoid the coupler to drop at will.

Further, the steel wire 312 is sleeved in the tube body 314 in a penetrating manner, the guiding conical head 311 and the expansion protrusion 313 are arranged at a tube opening at one end of the tube body 314, the other end of the steel wire 312 extends out of a tube opening at the other end of the tube body 314, the tube body 314 and the fixed support 32 form a sliding fit in the horizontal direction, a jacking spring 315 is sleeved on the tube body 314, and two ends of the jacking spring 315 are respectively abutted against a flanging of the tube body 314 and the fixed support 32;

the pipe body 314 is matched with the steel wire 312, so that the plug connector 31 forms a rigid whole, the support of the coupler box body can be effectively realized, the steel wire 312 is prevented from being bent, and the steel wire 312 is inserted into the pipe body 314, so that the processing and installation operation of the plug connector 31 are conveniently realized;

the tube 314 is slidably disposed on the fixing bracket 32, so that when the leading-in cone 311 at the front end of the plug 31 abuts against the cover plate of the coupler case, the pushing spring 315 is compressed, and after the leading-in cone 311 is inserted into the hanging hole b1, the pushing spring 315 is instantly reset, so that the steel wire 312 and the collision protrusion 313 are partially inserted into the hanging hole b1, thereby completing the operation of inserting and taking the coupler case.

More specifically, in order to limit the coupler box body and prevent the coupler box body from being randomly displaced on the plug connector 31, a retaining wire 316 is further disposed in the tube 314, the retaining wire 316 is disposed along the length direction of the tube 314, an elbow 3161 is disposed at an end of the retaining wire 316 extending out of the tube 314, the elbow 3161 is disposed near the expansion protrusion 313 and extends outward along the radial direction of the tube 314;

the elbow 3161 can effectively abut against the plate surface outside the hole of the hanging hole b1 of the coupler box body, so that the coupler box body is prevented from being randomly displaced on the plug 31.

More specifically, a baffle 3141 is arranged at a nozzle at one end of the pipe body 314, a through hole 3141a through which the wire 316 passes is arranged on the baffle 3141, a strip-shaped hole 3141b is also arranged on the baffle 3141, the strip-shaped hole 3141b is arranged along the radial direction of the baffle 3141, and the wire 312 passes through the strip-shaped hole 3141 b;

the through hole 3141a arranged on the baffle 3141 can effectively limit and fix the baffle wire 316, and is convenient to install, the steel wire 312 penetrates through the strip-shaped hole 3141b, so that the steel wire 312 is deformed in the strip-shaped hole 3141b to reserve a sufficient deformation space, and can be instantly reset under the reset force of the jacking spring 315, so that the steel wire 312 is deformed in the strip-shaped hole 3141b and inserted into the hanging hole b 1.

In order to realize the limiting and fixing of the steel wire 312 and the retaining wire 316 at the other end of the tube body 314, an insertion block 33 is arranged at a tube orifice at the other end of the tube body 314, a groove 331 is arranged on the outer wall of the insertion block 33, the groove 331 penetrates along the length direction of the insertion block 33, and the retaining wire 316 and the steel wire 312 pass through the groove 331;

the other end lumen of the tube 314 is flared, the insertion block 33 is truncated cone-shaped as a whole, and the insertion block 33 and the other end lumen of the tube 314 form a clamping fit, so that the clamping limit of the insertion block 33, the retaining wire 316 and the steel wire 312 is realized, and the installation is very convenient.

The following describes how the hanger 30 can conveniently and reliably realize the insertion and hanging operation of the coupler box body on the object placing table 20 in detail, the object placing table 20 comprises a plurality of object placing plates 21, the surface of each object placing plate 21 is horizontally and vertically arranged on the support plate 22 in a sliding manner, the upper surface of each object placing plate 21 forms a plate surface for supporting the lower end surface of the coupler box body, and a lifting mechanism is arranged below each object placing plate 21 and drives the object placing plates 21 to descend to form a step-shaped structure;

before the hanger 30 passes through the object placing table 20, after the coupler box body is fully arranged on the object placing table 20, the object placing plate 21 is under the action of the lifting mechanism, so that the object placing plate 21 is in stepped arrangement in the front-back direction, and the object placing plate 21 at the foremost position is in the low end, so that the coupler box body is located on the object placing plate 21 and is in stepped arrangement, the hanging hole b1 of the coupler box body is exposed, the coupler is conveniently hung and taken, the fixed relation between the plug-in connector 31 and the fixed support 32 is matched with the fixed relation of the object placing table 20, and the plug-in connector 31 can be effectively inserted into the hanging hole b 1.

More specifically, in order to effectively realize the dislocation of the coupler on the object placing plate 21, the two sides of the object placing plate 21 are provided with the baffle plates 23, and the opposite side plate surfaces of the baffle plates 23 are provided with the blocking bristles 231;

when the frame body 10 guides the coupler box bodies, the coupler box bodies are guided into the object placing plate 21, couplers on the object placing plate 31 are pushed one by one, the baffle 231 of the baffle 23 is utilized to realize effective stabilization and guide of the coupler box bodies, so that the problem of inclined deviation of the coupler box bodies is avoided, and regular arrangement of the couplers is ensured, a sliding plate 211 and a sliding block 212 are arranged at the combination position of the adjacent object placing plates 21, the sliding block 212 forms sliding fit in the vertical direction, the sliding plate 211 extends vertically and downwards, and when the lifting mechanism drives the object placing plates 21 to move vertically, the coupler box bodies are positioned on the object placing plates 21 and are in step-shaped staggered arrangement;

specifically, as shown in fig. 5 to 8, a sliding rod 213 is disposed on a lower plate surface of the object placing plate 21, the sliding rod 213 is vertically disposed, a rod end of the sliding rod is in sliding fit with the support plate 22 in the vertical direction, a return spring 214 is sleeved on the sliding rod 213, and an upper end and a lower end of the return spring 214 are respectively abutted to the object placing plate 21 and the support plate 22;

when the object placing plate 21 is in the step-shaped staggered arrangement, the lifting mechanism comprises a first connecting rod 24 hinged to the lower end of a sliding rod 213, the other end of the first connecting rod 24 is hinged to a second connecting rod 25, the rod end of the second connecting rod 25 is fixed to a lifting rotating shaft 26, the length direction of the lifting rotating shaft 26 is horizontal and parallel to the length direction of the object placing plate 21, hinged shafts at two ends of the first connecting rod 24 are parallel to the lifting rotating shaft 26, and a vertical oil cylinder drives the lifting rotating shaft 26 to rotate through a gear rack;

one end of the driving rotating shaft 26 is provided with a gear, the piston end of the vertical oil cylinder is provided with a rack, when the vertical oil cylinder is started, the lifting rotating shaft 26 is rotated, the first connecting rod 24 is pulled to pull the sliding rod 213 to compress the return spring 214, and then the object placing plate 21 is lifted until the object placing plate 21 is in a step arrangement state;

in order to enable the object placing plates 21 to be in a first-step arrangement state, the second connecting rods 25 are arranged at intervals along the length direction of the lifting rotating shaft 26, the length of the second connecting rods 25 is gradually increased along the length direction of the lifting rotating shaft 26, and the second connecting rods 25 are arranged along the circumferential direction of the lifting rotating shaft 26 at included angles;

the lengths of the second connecting rods 25 are different, and as shown in fig. 5, and as seen from the end view of the lifting rotating shaft 26, the second connecting rods 25 are arranged in an equiangular manner along the circumference of the lifting rotating shaft 26, and by setting the length of the second connecting rods 25, when the lifting rotating shaft 26 is rotated, the object placing plate 21 is arranged in a step manner.

In order to ensure that the coupler box body after being hung can be derived from the object placing plate 21, the lower end face of a side baffle plate 23 of the object placing plate 21 is connected with the object placing plate 21 through a hinge shaft, a torsional spring is sleeved on the hinge shaft, and the baffle plate 23 is in a vertical state through the torsional spring.

In order to guide the plug connector 31 and realize the plugging and hanging operation of the coupler box body, one side of the object placing plate 21 is respectively provided with a guide-in rail, the length direction of the guide-in rail is horizontal and is vertical to the length direction of the object placing plate 21, and the guide-in rail is integrally in a folded plate shape, and the plate surface on one side of the guide-in rail is abutted against the end part of the plug connector 31.

Further, in order to realize the fixed clamping of the coupler box body on the object placing plate 21 and avoid the offset operation of the plug-in connector 31 when the plug-in connector 31 is used for plugging the coupler box body, a blocking plate 28 is arranged at the front end of the plug-in connector 31, the blocking plate 28 is vertical and perpendicular to the length direction of the object placing plate 21, the plurality of blocking plates 28 are consistent with the step-shaped structure of the object placing plate 21 along the extending direction, the blocking plates 28 are connected into a whole through a connecting plate, the connecting plate is connected with a piston of a horizontal pushing oil cylinder 29, and the horizontal pushing oil cylinder 29 is horizontal and parallel to the length direction of a guide-in track.

For the implementation to the transportation of stores pylon 30 and coupler box body, the transport mechanism is endless conveyor chain 40, endless conveyor chain 40 anchor ring level just is located and arranges between thing platform 20 and the paint spraying apparatus.

A coupler box body hanging and painting method. The coupler box hanging and paint spraying method comprises the following steps:

firstly, after labeling operation of a labeling device, guiding and conveying coupler box bodies into a rack body 10, starting the rack body 10, and guiding and conveying the coupler box bodies to an object placing table 20 one by one;

secondly, starting the vertical oil cylinder on the object placing table 20 to enable the lifting rotating shaft 26 to rotate, and enabling the object placing plates 21 on the object placing table 20 to be in a step-type arrangement state through the first connecting rod 24 and the second connecting rod 25;

thirdly, starting the horizontal pushing oil cylinder 29 to enable the baffle plate 28 to move horizontally and abut against the outer side plate surface of the object placing plate 21;

fourthly, starting the circulating conveying chain 40, so that the plug-in connector 31 of the hanging frame 30 is abutted with the guide-in track and abutted along the guide-in track and the outer side plate surface of the cover plate of the coupler box body until the guide-in conical head 311 of the plug-in connector 31 is inserted into the hanging hole of the coupler box body, the steel wire 312 is deformed, and the expansion protrusion 313 extends into the hanging hole;

and fifthly, trying to rotate the circulating conveying chain 40 until the coupler box bodies on the object placing plates 21 on the object placing table 20 are hung and guided out, and guiding the hangers 30 full of the coupler box bodies into the paint spraying equipment for paint spraying operation.

Claims

1. A hanger, its characterized in that: the coupler box body storage rack comprises a rack body (10) used for storing coupler box bodies, wherein an object placing table (20) is arranged at an outlet position of the rack body (10), the coupler box bodies are arranged on one side of an upper cover plate of the object placing table (20) in a state of being consistent in orientation, a hanging rack (30) is arranged beside the object placing table (20), the object placing table (20) enables the coupler box bodies to be arranged in a step staggered manner, hanging hole orifices on the coupler cover plate on the object placing table (20) point to be horizontal, a plurality of inserting connectors (31) are arranged on the hanging rack (30), the inserting connectors (31) are arranged in a step-shaped spaced manner, the inserting connectors (31) are in a horizontal state in the length direction and form inserting non-return fit with hanging holes on a cover plate of the coupler;

the end parts of the plurality of inserting connectors (31) are arranged in a staggered mode and are matched with the position of the coupler on the object placing table (20), the inserting connectors (31) are arranged on the fixed support (32) in a sliding mode, and the inserting connectors (31) and the fixed support (32) form sliding fit in the horizontal direction.

2. The hanger according to claim 1, wherein: the plug connector (31) comprises a leading-in conical head (311), a steel wire (312) is arranged at the large-size end of the leading-in conical head (311), expansion protrusions (313) are arranged at the connecting end, close to the leading-in conical head (311), of the steel wire (312), multiple groups of steel wires are arranged at intervals along the circumferential direction of the leading-in conical head (311), and the steel wire (312) and the leading-in conical head (311) are parallel and horizontally arranged.

3. The hanger according to claim 2, wherein: the steel wire (312) is sleeved in the pipe body (314) in a penetrating mode, the guiding conical head (311) and the expansion protrusion (313) are arranged at the pipe orifice of one end of the pipe body (314), the other end of the steel wire (312) extends out of the pipe orifice of the other end of the pipe body (314), the pipe body (314) and the fixed support (32) form sliding fit in the horizontal direction, a jacking spring (315) is sleeved on the pipe body (314), and two ends of the jacking spring (315) are abutted to the flanging of the pipe body (314) and the fixed support (32) respectively.

4. The hanger according to claim 3, wherein: the pipe body (314) is also internally provided with a wire blocking (316), and the wire blocking (316) is arranged along the length direction of the pipe body (314).

5. The hanger according to claim 4, wherein: one end of the retaining wire (316) extending out of the pipe body (314) is provided with an elbow (3161), and the elbow (3161) is arranged close to the expansion protrusion (313) and extends outwards along the radial direction of the pipe body (314).

6. The hanger according to claim 4, wherein: a pipe orifice at one end of the pipe body (314) is provided with a baffle (3141), a through hole (3141 a) for a baffle wire (316) to pass through is formed in the baffle (3141), a strip-shaped hole (3141 b) is further formed in the baffle (3141), the strip-shaped hole (3141 b) is arranged along the radial direction of the baffle (3141), and the steel wire (312) passes through the strip-shaped hole (3141 b).

7. The hanger according to claim 6, wherein: the other end mouth of pipe of body (314) is provided with plug block (33), plug block (33) outer wall is provided with slot (331), slot (331) run through along the length direction of plug block (33) and arrange, slot (331) supply to keep off silk (316) and steel wire (312) and pass.

8. The utility model provides a paint spraying system is hung to coupler box body which characterized in that: the coupler cassette hang-up painting system comprises the hanger of any one of claims 1 to 7.