CN113862756A - Automobile coating lifting appliance system and control method - Google Patents
Automobile coating lifting appliance system and control method Download PDFInfo
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- CN113862756A CN113862756A CN202111126183.8A CN202111126183A CN113862756A CN 113862756 A CN113862756 A CN 113862756A CN 202111126183 A CN202111126183 A CN 202111126183A CN 113862756 A CN113862756 A CN 113862756A
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- 239000011248 coating agent Substances 0.000 title claims abstract description 17
- 238000000576 coating method Methods 0.000 title claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 62
- 238000004519 manufacturing process Methods 0.000 claims abstract description 23
- 229910000831 Steel Inorganic materials 0.000 claims description 45
- 239000010959 steel Substances 0.000 claims description 45
- 230000008569 process Effects 0.000 claims description 20
- 230000001939 inductive effect Effects 0.000 claims description 17
- 238000010422 painting Methods 0.000 claims description 11
- 230000008859 change Effects 0.000 claims description 5
- 230000006698 induction Effects 0.000 claims 2
- 238000001514 detection method Methods 0.000 abstract description 3
- 238000001962 electrophoresis Methods 0.000 description 7
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 240000009087 Crescentia cujete Species 0.000 description 1
- 235000005983 Crescentia cujete Nutrition 0.000 description 1
- 235000009797 Lagenaria vulgaris Nutrition 0.000 description 1
- 241000219793 Trifolium Species 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D13/00—Electrophoretic coating characterised by the process
- C25D13/22—Servicing or operating apparatus or multistep processes
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D13/00—Electrophoretic coating characterised by the process
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Abstract
The invention provides a lifting appliance system for automobile coating and a control method, wherein the system comprises a lifting appliance and a support frame, and a telescopic mechanism is arranged on the upper end surface of the support frame; the lifting appliance is electrically connected with the control system, so that the lifting and the conveying of the vehicle body frame are realized; the bottom of the lifting appliance is symmetrically provided with a plurality of supporting points, each supporting point is provided with a locking mechanism, and the locking mechanisms are used for locking the automobile body frame on the supporting points; the lifting appliance supports the automobile body frame through each pivot, and when the lifting appliance falls onto the upper end face of the supporting frame, the locking mechanism can be pushed to lock or unlock the automobile body frame through the stretching of the stretching mechanism; the scheme provided by the invention has a simple and reasonable structure, can be directly applied to the production line of the existing workshop, can lock and unlock the lifting appliance and the body frame, realizes automatic locking, unlocking and detection, improves the labor productivity, safety and reliability of the workshop, avoids the operation of personnel in a bad environment, and has higher humanized design.
Description
Technical Field
The invention belongs to the technical field of automobile coating lifting appliances, and particularly relates to an automobile coating lifting appliance system and a control method.
Background
In the existing automobile coating workshop, when the production line takt is 20/h or less than 20/h, the pretreatment electrophoresis line is usually in a step-type production mode, and when the pretreatment electrophoresis line is in the step-type production mode, the mechanized transportation equipment is usually in a mode of matching a self-propelled hoist with a lifting appliance, a vehicle body is brought to the pretreatment electrophoresis line through the lifting appliance, and the process treatment is carried out in each process groove; when the car body frame is erected in and out of each groove body of the pretreatment electrophoresis and in the treatment process of each process groove, the car body frame needs to be inclined forwards and backwards and swing for a certain angle, and a schematic diagram is shown in figure 1; therefore, in order to prevent the body from falling off the hanger during the operation and swing of the hanger, the body frame needs to be effectively fixed on the hanger.
The mode that current adopted self-propelled calabash cooperation hoist is the marching type pretreatment electrophoresis line of mechanized transportation mode, and locking, unblock and the inspection of hoist fulcrum cover and automobile body technology are all realized through manual operation, consequently have following problem:
firstly, the labor productivity is low; two operators are needed at the locking station and the unlocking station respectively, and four operators are needed; the traditional lifting appliance fulcrum requires an operator to rotate a handle through rotating a fulcrum sleeve to lock and unlock the car body and the lifting appliance;
secondly, the safety and environment of the operation environment are poor; in the locking and unlocking process, personnel need to work under the lifting appliance and the vehicle body, and the safety is poor; the lifting appliance and the vehicle body can drip water, and electrophoretic paint is arranged on the lifting appliance and the vehicle body, so that the operating environment of personnel is poor;
thirdly, the reliability of locking and unlocking in place is not high; due to the carelessness of the operator, the operator forgets to lock or unlock, so that the car body falls into the pretreatment electrophoresis tank body, accidents or line stop of the production line are caused, and the economic loss is large.
Based on the technical problems existing in the electrophoresis process treatment process of the automobile body frame lifting in the automobile coating workshop, no related solution is provided; there is therefore a pressing need to find effective solutions to the above problems.
Disclosure of Invention
The invention aims to provide an automobile coating lifting appliance system and a control method aiming at overcoming the defects in the prior art and aims to solve the problem that an automobile body frame in the existing automobile coating workshop is locked in a lifting appliance.
The invention provides an automobile coating lifting appliance system, which comprises a lifting appliance and a support frame, wherein a telescopic mechanism is arranged on the upper end surface of the support frame; the lifting appliance is electrically connected with the control system, so that the lifting and the conveying of the vehicle body frame are realized; the bottom of the lifting appliance is symmetrically provided with a plurality of supporting points, each supporting point is provided with a locking mechanism, and the locking mechanisms are used for locking the automobile body frame on the supporting points; the lifting appliance supports the automobile body frame through each fulcrum, and when the lifting appliance falls onto the upper end face of the supporting frame, the locking mechanism can be pushed to lock or unlock the automobile body frame through the stretching of the stretching mechanism.
Furthermore, the lifting appliance comprises four lifting appliance supporting columns and a top frame, two lifting appliance supporting columns are arranged on one side of the bottom of the top frame side by side along the vertical direction, and the two lifting appliance supporting columns are symmetrically arranged on the opposite side of the bottom of the top frame along the vertical direction, so that a vehicle body frame accommodating cavity is formed; two lifting appliance supporting columns positioned on one side of the bottom of the top frame and the other two lifting appliance supporting columns positioned on the opposite side of the bottom of the top frame are respectively and oppositely provided with a supporting arm, and supporting points are arranged on the supporting arms.
Furthermore, a supporting plate is arranged at the tail end of the supporting arm, the locking mechanism comprises a four-petal-shaped steel plate and a fulcrum sleeve, and the fulcrum sleeve is fixedly arranged on the upper end surface of the supporting plate along the vertical direction; a rotatable fulcrum pin is arranged in the fulcrum sleeve, an eccentric boss is arranged at the top of the fulcrum pin, and the bottom of the fulcrum pin penetrates through the support plate and is fixedly connected with the four-petal-shaped steel plate; the telescopic mechanism drives the fulcrum pin to rotate by pushing the four-petal-shaped steel plate, so that the fulcrum pin drives the eccentric boss to rotate; when the eccentric boss and the fulcrum sleeve are in the concentric position, the locking mechanism is in the unlocking state, and when the eccentric boss deviates from the axis position of the fulcrum sleeve, the locking mechanism is in the locking state.
Furthermore, the telescopic mechanism comprises a base, a cylinder and a push head; the base is fixedly arranged on the support frame along the horizontal direction, a guide rail is arranged on the base along the horizontal direction, and the pushing head can be arranged on the guide rail in a sliding manner; two ends of the cylinder are fixed on the base through double lug seats respectively, and one end of a piston rod of the cylinder is connected with the push head, so that the push head can be driven to slide on the guide rail in a reciprocating manner; the push head is provided with a push rod along the vertical direction, and the push head can push the four-petal steel plate to rotate through the push rod in the sliding process.
Furthermore, an indication rod is arranged at the bottom of the four-petal-shaped steel plate; a plurality of inductive switches are arranged on the upper end face of the support frame, and each fulcrum is correspondingly provided with one inductive switch; the inductive switch judges whether the locking mechanism is in a locking state or an unlocking state by detecting the position change of the indicating rod.
Furthermore, a travel switch is also arranged on the upper end surface of the support frame and is electrically connected with the control system, and the travel switch is used for detecting that the lifting appliance falls onto the support frame; when the eccentric boss deviates from the axis position of the fulcrum sleeve, the eccentric boss clamps the edge of the fabrication hole of the automobile body frame, so that the hanger and the automobile body frame are kept connected and cannot be separated.
Furthermore, a connecting plate is fixedly arranged on the top frame, and the lifting appliance is connected with the assembly line driving mechanism through the connecting plate; the assembly line driving mechanism is also electrically connected with a control system of the workshop, and the control system drives the lifting appliance to horizontally move, lift, move or swing through the assembly line driving mechanism.
Furthermore, a plurality of positioning pins are arranged on the upper end surface of the supporting frame, and each positioning pin corresponds to a positioning hole at the bottom of each lifting appliance support column; when the lifting appliance falls onto the upper end face of the support frame, the positioning pin can be inserted into the positioning hole in the vertical direction.
Correspondingly, the invention also provides a control method of the automobile coating hanger, which comprises the following steps:
s1: placing the automobile body frame in a lifting appliance accommodating cavity, supporting the automobile body frame through supporting points of the lifting appliance, and simultaneously extending supporting point pins on the supporting points of the lifting appliance into process holes of the automobile body frame for positioning;
s2: a control system of the workshop drives the lifting appliance to fall onto a supporting frame of the workshop through a production line driving mechanism, and when the lifting appliance falls onto the upper end face of the supporting frame, a positioning hole at the bottom of the lifting appliance is sleeved on a positioning pin on the upper end face of the supporting frame;
s3: the control system controls each air cylinder on the support frame to drive each pushing head to move forwards, so that the push rod on each pushing head pushes the four-petal-shaped steel plate on each fulcrum to rotate, each four-petal-shaped steel plate drives the fulcrum pin to rotate, an eccentric boss at the top of the fulcrum pin rotates, the edge of a process hole of the automobile body frame is clamped, and the hanger and the automobile body frame are guaranteed to be connected and cannot be separated;
s4: when the inductive switches on the fulcrums detect that the positions of the indicating rods on the four-petal steel plates are located at a first preset distance, the eccentric bosses are judged to be in a locking state; when the inductive switch detects that the position of the indicating rod on the four-petal-shaped steel plate is within a second preset distance, judging that the eccentric boss is in an unlocking state;
and the system manufactured by the S5 drives the lifting appliance to ascend through the assembly line driving mechanism and moves into the process tank to carry out swing process treatment.
Further, in the step S2, when the lifting appliance descends and the chassis of the vehicle body frame touches the travel switch on the supporting frame, the control system controls the pipeline driving mechanism to stop driving.
Further, in the step S3, the cylinder drives the push head to move forward, so as to push the four-petal steel plate to rotate forward by 180 ° around the fulcrum pin through the push rod, thereby locking the eccentric boss; the cylinder drives the push head to move reversely, so that the push rod pushes the four-petal-shaped steel plate to rotate reversely by 180 degrees around the fulcrum pin, and the eccentric boss is unlocked.
The scheme provided by the invention has a simple and reasonable structure, can be directly applied to the production line of the existing workshop, can lock and unlock the lifting appliance and the body frame, realizes automatic locking, unlocking and detection, improves the labor productivity, safety and reliability of the workshop, avoids the operation of personnel in a bad environment, and has higher humanized design.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The invention will be further explained with reference to the drawings, in which:
FIG. 1 is a schematic diagram of swinging of a body frame clamped by a lifting appliance in an automobile painting workshop;
FIG. 2 is a schematic view of an automobile coating spreader system according to the present invention;
FIG. 3 is a schematic view of the construction of the spreader of the present invention;
FIG. 4 is a schematic view of the fulcrum sleeve and the four-lobed steel plate of the present invention;
FIG. 5 is a schematic view of the fulcrum sleeve of the present invention in an unlocked state;
FIG. 6 is a schematic view of the fulcrum sleeve of the present invention in a locked state;
FIG. 7 is a top view of the fulcrum sleeve structure of the present invention;
FIG. 8 is a perspective view of the telescoping mechanism of the present invention in working condition with a four-lobed steel plate;
FIG. 9 is a front view of the telescoping mechanism and four-lobed steel plate of the present invention in operation;
fig. 10 is a side view of the telescoping mechanism and four-lobed steel plate of the present invention in operation.
In the figure: 1. a spreader; 11. a spreader strut; 111. positioning holes; 12. a support arm; 13. a connecting plate; 14. a four-petal steel plate; 15. a fulcrum sleeve; 151. an eccentric boss; 16. an indication lever; 17. a support plate; 18. a top frame; 2. a vehicle body frame; 3. a process tank; 4. a telescoping mechanism; 41. a base; 42. a cylinder; 43. pushing the head; 431. a push rod; 44. a binaural seat; 45. a guide rail; 5. an inductive switch; 6. a travel switch; 7. a support frame; 8. and a positioning pin.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. The meaning of "a number" is one or more unless specifically limited otherwise.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
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; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1 to 10, the present invention provides a lifting device system for automobile coating, which comprises a lifting device 1 and a supporting frame 7, wherein an upper end surface of the supporting frame 7 is provided with a telescopic mechanism 4, and the telescopic mechanism 4 is used for pushing a locking mechanism on the lifting device 1 to lock or unlock a body frame 2; specifically, the lifting appliance 1 is electrically connected with a control system, so that the lifting and the conveying of the vehicle body frame 2 are realized; further, a plurality of supporting points, preferably four supporting points, are symmetrically arranged at the bottom of the lifting appliance 1, and are distributed in a pairwise symmetrical manner; furthermore, each pivot is provided with a locking mechanism which is used for locking the vehicle body frame 2 on the pivot; further, the hanger 1 supports the vehicle body frame 2 through each pivot, and when the hanger 1 falls onto the upper end surface of the support frame 7, the locking mechanism can be pushed to lock or unlock the vehicle body frame 2 through the extension and retraction of the extension and retraction mechanism 4; in order to realize effective fixation between the lifting appliance and the automobile body frame, the automobile coating lifting appliance system provided by the invention is characterized in that four process holes for fixation are formed on a chassis of the automobile body frame; four supporting points are arranged on the lifting appliance, and each supporting point is provided with a supporting point pin; the fulcrum pin and the fabrication hole cooperation of hoist, the automobile body aim at the hoist after, the fabrication hole falls on the fulcrum pin, and four fulcrum pins lock automobile body frame and hoist through the rotation of eccentric boss, link as an organic whole, reach the effect that prevents the automobile body and drop.
Preferably, in combination with the above scheme, as shown in fig. 1 to 10, the spreader 1 includes four spreader struts 11 and a top frame 18, two spreader struts 11 are arranged side by side along the vertical direction on one side of the bottom of the top frame 18, and two spreader struts 11 are symmetrically arranged on the opposite side of the bottom of the top frame 18 along the vertical direction, so as to form a body frame accommodating cavity; two hanger support columns 11 positioned on one side of the bottom of the top frame 18 and the other two hanger support columns 11 positioned on the opposite side of the bottom of the top frame 18 are respectively provided with a support arm 12 oppositely, and a fulcrum is arranged on the support arm 12.
Preferably, in combination with the above solution, as shown in fig. 1 to 10, the end of the support arm 12 is provided with a support plate 17, the locking mechanism includes a four-petal steel plate 14 and a fulcrum sleeve 15, and the fulcrum sleeve 15 is fixedly arranged on the upper end surface of the support plate 17 along the vertical direction; furthermore, a rotatable fulcrum pin is arranged in the fulcrum sleeve 15, and the fulcrum pin can be rotatably arranged in the fulcrum sleeve 15 around a vertical axis; further, the top of the fulcrum pin is provided with an eccentric boss 151, and the bottom of the fulcrum pin passes through the support plate 17 and is fixedly connected with the four-petal steel plate 14, as shown in fig. 4 to 6, the four-petal steel plate 14 is similar to a clover structure in structure and is fixed at the bottom of the fulcrum pin to rotate 180 degrees together with the fulcrum pin; in the above scheme, the telescopic mechanism 4 can drive the fulcrum pin to rotate by pushing the four-petal-shaped steel plate 14, so that the eccentric boss 151 is driven to rotate by the fulcrum pin; and when the eccentric boss 151 and the fulcrum sleeve 15 are in a concentric position, the locking mechanism is in an unlocked state, and when the eccentric boss 151 deviates from the axis position of the fulcrum sleeve 15, the locking mechanism is in a locked state.
Preferably, in combination with the above scheme, as shown in fig. 7 to 9, in the present embodiment, the telescopic mechanism 4 includes a base 41, a cylinder 42, and a pushing head 43; the base 41 is fixedly arranged on the support frame 7 along the horizontal direction, a guide rail 45 is arranged on the base 41 along the horizontal direction, and the pushing head 43 can be arranged on the guide rail 45 in a sliding manner; two ends of the air cylinder 42 are respectively fixed on the base 41 through the two lug seats 44, and one end of a piston rod of the air cylinder 42 is connected with the pushing head 43, so that the pushing head 43 can be driven to slide on the guide rail 45 in a reciprocating manner; further, a push rod 431 is arranged on the push head 43 along the vertical direction, and the push head 43 can push the four-petal-shaped steel plate 14 through the push rod 431 to realize 180-degree rotation in the sliding process, so that the eccentric boss 151 presses the edge of the fabrication hole of the vehicle body frame, and the hanger is tightly connected with the vehicle body frame and cannot be separated from the vehicle body frame.
Preferably, with reference to the above scheme, as shown in fig. 1 to 10, an indication rod 16 is arranged at the bottom of the four-petal steel plate 14, and the indication rod 16 is a round steel rod and is used for indicating the position of the eccentric pin; furthermore, a plurality of inductive switches 5 are arranged on the upper end face of the support frame 7, and each fulcrum is correspondingly provided with one inductive switch 5; specifically, the inductive switch 5 detects the position change of the indication rod 16, so as to judge that the locking mechanism is in a locking state or an unlocking state; that is, when the push head 43 pushes the four-petal steel plate 14 through the push rod 431 to rotate 180 °, the position of the indication rod 16 changes, so that the distance between the indication rod 16 and the inductive switch 5 changes, and the inductive switch 5 determines that the locking mechanism is in the locked state or the unlocked state by detecting the distance change of the indication rod 16.
Preferably, in combination with the above scheme, as shown in fig. 1 to 10, a travel switch 6 is further disposed on the upper end surface of the support frame 7, the travel switch 6 is electrically connected to the control system, and the travel switch 6 is used for detecting that the spreader 1 falls onto the support frame 7; when the eccentric boss 151 deviates from the axis position of the fulcrum sleeve 15, the eccentric boss 151 clamps the edge of the fabrication hole of the automobile body frame 2, so that the hanger 1 and the automobile body frame 2 are kept connected and cannot be separated; specifically, eight travel switches 6 are arranged at the middle positions of locking and unlocking, and the descending accuracy and the in-place accuracy of the lifting appliance 1 are detected; when the lifting appliance 1 descends and the chassis of the automobile body frame 2 touches the corresponding travel switch 6, the lifting appliance 1 stops descending and starts to perform locking or unlocking actions.
Preferably, in combination with the above scheme, as shown in fig. 1 to 10, a connecting plate 13 is fixedly arranged on the top frame 18, and the spreader 1 is connected with the production line driving mechanism through the connecting plate 13; the assembly line driving mechanism is also electrically connected with a control system of the workshop, and the control system drives the lifting appliance 1 to horizontally move, lift, move or swing through the assembly line driving mechanism.
Preferably, in combination with the above scheme, as shown in fig. 1 to 10, the fulcrum of the spreader 1 and the body frame 2 need to be automatically locked and unlocked, and the four-petal steel plate of the fulcrum of the spreader 1 is also required to accurately fall on the locking and unlocking position, so that the cylinder drives the push head to push the four-petal steel plate to rotate 180 °, and the inductive switch 5 effectively detects the position of the indication rod 16, and in order to accurately position the fulcrum of the spreader 2 at the locking and unlocking device, four positioning pins 8 are arranged at the locking and unlocking station; specifically, the upper end surface of the support frame 7 is further provided with four positioning pins 8, and each positioning pin 8 corresponds to a positioning hole 111 at the bottom of each hanger support post 11; when the lifting appliance 1 falls onto the upper end face of the support frame 7, the positioning pin 8 can be inserted into the positioning hole 111 along the vertical direction; namely, after the lifting appliance 1 descends, the positioning hole of the lifting appliance 1 is matched with the positioning pin 8, so that the fulcrum of the lifting appliance 1 accurately falls on the locking and unlocking position.
Preferably, by combining the above schemes, as shown in fig. 1 to 10, the effectiveness of the automobile coating hanger system provided by the invention is ensured, the four-petal-shaped steel plate, the indicating rod, the pushing head, the hanger and the positioning pin are all made of high-quality carbon steel, and the thickness of the steel plate and the diameter of the round rod are required to keep working for a long time without deformation; the clearance between the positioning pin of the support frame 7 and the positioning hole of the lifting appliance 1 is proper, so that the clearance is not too large, and inaccurate positioning can be caused by too large clearance; it should not be too small, which may cause jamming.
Correspondingly, in combination with the above solutions, as shown in fig. 1 to 10, the present invention further provides a control method for an automotive painting hanger, which can be applied to the automotive painting hanger system; specifically, the control method specifically comprises the following steps:
s1: placing the automobile body frame 2 in a containing cavity of a lifting appliance 1, supporting the automobile body frame 2 through fulcrums of the lifting appliance 1, and simultaneously, enabling fulcrum pins on the fulcrums of the lifting appliance 1 to extend into technical holes of the automobile body frame 2 for positioning;
s2: a control system of the workshop drives the lifting appliance 1 to fall onto a supporting frame 7 of the workshop through a production line driving mechanism; when the lifting appliance 1 falls onto the upper end face of the support frame 7, the positioning hole 111 at the bottom of the lifting appliance 1 is sleeved on the positioning pin 8 on the upper end face of the support frame 7;
s3: the control system controls each air cylinder 42 on the support frame 7 to drive each pushing head 43 to move forwards, so that the pushing rod 431 on each pushing head 43 pushes the four-petal-shaped steel plates 14 on each fulcrum to rotate, each four-petal-shaped steel plate 14 drives the fulcrum pin to rotate, the eccentric boss 151 at the top of the fulcrum pin rotates, the edge of the fabrication hole of the automobile body frame 2 is clamped, and the hanger 1 is guaranteed to be connected with the automobile body frame 2 and cannot be separated from the automobile body frame;
s4: when the inductive switches 5 on the fulcrums detect that the positions of the indicating rods 16 on the four-petal-shaped steel plates 14 are located at a first preset distance, the eccentric bosses 151 are judged to be in a locking state; when the inductive switch 5 detects that the position of the indicating rod 16 on the four-petal steel plate 14 is a second preset distance, it is determined that the eccentric boss 151 is in an unlocked state;
s5: the control system drives the lifting appliance 1 to ascend through the production line driving mechanism and moves the lifting appliance into the process tank 3 to carry out swing process treatment.
Preferably, in combination with the above scheme, as shown in fig. 1 to 10, in step S2, when the spreader 1 is lowered and the chassis of the vehicle body frame 2 touches the travel switch 6 on the supporting frame 7, the control system controls the pipeline driving mechanism to stop driving; specifically, after the travel switch 6 detects that the lifting appliance 1 is lowered to the proper position and accuracy, the lifting appliance 1 stops lowering, and then the next action can be performed.
Preferably, in combination with the above scheme, as shown in fig. 1 to 10, in step S3, the air cylinder 42 drives the locking and unlocking pushing head to make linear motion; specifically, the air cylinder 42 drives the push head 43 to move forward, so that the push rod 431 pushes the four-petal-shaped steel plate 14 to rotate forward by 180 degrees around the fulcrum pin, and the locking of the eccentric boss 151 is realized; the air cylinder 42 drives the push head 43 to move reversely, so that the push rod 431 pushes the four-petal steel plate 14 to rotate reversely by 180 degrees around the fulcrum pin, and the unlocking of the eccentric boss 151 is realized.
The scheme provided by the invention has a simple and reasonable structure, can be directly applied to the production line of the existing workshop, can lock and unlock the lifting appliance and the body frame, realizes automatic locking, unlocking and detection, improves the labor productivity, safety and reliability of the workshop, avoids the operation of personnel in a bad environment, and has higher humanized design.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way. Those skilled in the art can make numerous possible variations and modifications to the described embodiments, or modify equivalent embodiments, without departing from the scope of the invention. Therefore, any modification, equivalent change and modification made to the above embodiments according to the technology of the present invention are within the protection scope of the present invention, unless the content of the technical solution of the present invention is departed from.
Claims (10)
1. The automobile coating lifting appliance system is characterized by comprising a lifting appliance (1) and a support frame (7), wherein a telescopic mechanism (4) is arranged on the upper end face of the support frame (7); the lifting appliance (1) is electrically connected with the control system, so that the lifting and the conveying of the vehicle body frame (2) are realized; the bottom of the lifting appliance (1) is symmetrically provided with a plurality of supporting points, each supporting point is provided with a locking mechanism, and the locking mechanisms are used for locking the automobile body frame (2) on the supporting points; the lifting appliance (1) supports the automobile body frame (2) through each fulcrum, and when the lifting appliance (1) falls onto the upper end face of the supporting frame (7), the locking mechanism can be pushed to lock or unlock the automobile body frame (2) through the stretching of the stretching mechanism (4).
2. The automotive painting spreader system according to claim 1, wherein the spreader (1) comprises four spreader struts (11) and a top frame (18), two spreader struts (11) are arranged side by side in the vertical direction on one side of the bottom of the top frame (18), and two spreader struts (11) are symmetrically arranged in the vertical direction on the opposite side of the bottom of the top frame (18), so as to form a body frame accommodating cavity; two hanger supporting columns (11) positioned on one side of the bottom of the top frame (18) and the other two hanger supporting columns (11) positioned on the opposite side of the bottom of the top frame (18) are respectively and oppositely provided with a supporting arm (12), and the supporting points are arranged on the supporting arms (12).
3. The automobile painting spreader system according to claim 2, wherein the supporting arm (12) is provided at a distal end thereof with a supporting plate (17), the locking mechanism comprises a four-petal steel plate (14) and a fulcrum sleeve (15), and the fulcrum sleeve (15) is fixedly arranged on an upper end surface of the supporting plate (17) in a vertical direction; a rotatable fulcrum pin is arranged in the fulcrum sleeve (15), an eccentric boss (151) is arranged at the top of the fulcrum pin, and the bottom of the fulcrum pin penetrates through the support plate (17) and is fixedly connected with the four-petal-shaped steel plate (14); the telescopic mechanism (4) drives the fulcrum pin to rotate by pushing the four-petal-shaped steel plate (14), so that the fulcrum pin drives the eccentric boss (151) to rotate; when the eccentric boss (151) and the fulcrum sleeve (15) are in concentric positions, the locking mechanism is in an unlocking state, and when the eccentric boss (151) deviates from the axis position of the fulcrum sleeve (15), the locking mechanism is in a locking state.
4. The automotive painting spreader system according to claim 3, wherein the telescopic mechanism (4) comprises a base (41), a cylinder (42) and a push head (43); the base (41) is fixedly arranged on the support frame (7) along the horizontal direction, a guide rail (45) is arranged on the base (41) along the horizontal direction, and the push head (43) can be arranged on the guide rail (45) in a sliding manner; two ends of the air cylinder (42) are respectively fixed on the base (41) through double lug seats (44), and one end of a piston rod of the air cylinder (42) is connected with the push head (43), so that the push head (43) can be driven to slide on the guide rail (45) in a reciprocating manner; a push rod (431) is arranged on the push head (43) along the vertical direction, and the push head (43) can push the four-petal-shaped steel plate (14) to rotate through the push rod (431) in the sliding process.
5. The automotive painting spreader system according to claim 3, wherein the bottom of the four-petal steel plate (14) is provided with an indication rod (16); a plurality of induction switches (5) are arranged on the upper end face of the support frame (7), and each fulcrum is correspondingly provided with one induction switch (5); the inductive switch (5) judges whether the locking mechanism is in a locking state or an unlocking state by detecting the position change of the indicating rod (16).
6. The automobile painting spreader system according to claim 3, wherein a travel switch (6) is further disposed on the upper end surface of the support frame (7), the travel switch (6) is electrically connected with a control system, and the travel switch (6) is used for detecting that the spreader (1) falls onto the support frame (7); when the eccentric boss (151) deviates from the axis position of the fulcrum sleeve (15), the eccentric boss (151) clamps the edge of the fabrication hole of the automobile body frame (2), so that the hanger (1) and the automobile body frame (2) are kept connected and cannot be separated.
7. The automotive painting spreader system according to claim 2, wherein the top frame (18) is fixedly provided with a connecting plate (13), and the spreader (1) is connected with a production line driving mechanism through the connecting plate (13); the assembly line driving mechanism is also electrically connected with a control system of a workshop, and the control system drives the lifting appliance (1) to horizontally move, lift or swing through the assembly line driving mechanism.
8. The automotive painting spreader system according to claim 2, wherein a plurality of positioning pins (8) are further provided on the upper end surface of the support frame (7), each positioning pin (8) corresponding to a positioning hole (111) at the bottom of each spreader strut (11); when the lifting appliance (1) falls onto the upper end face of the support frame (7), the positioning pin (8) can be inserted into the positioning hole (111) in the vertical direction.
9. A control method for an automobile coating hanger is characterized by comprising the following steps:
s1: placing a vehicle body frame (2) in a containing cavity of a lifting appliance (1), supporting the vehicle body frame (2) through fulcrums of the lifting appliance (1), and simultaneously extending fulcrum pins on all fulcrums of the lifting appliance (1) into technical holes of the vehicle body frame (2) for positioning;
s2: a control system of the workshop drives a lifting appliance (1) to begin to fall onto a supporting frame (7) of the workshop through a production line driving mechanism, and when the lifting appliance (1) falls onto the upper end face of the supporting frame (7), a positioning hole (111) at the bottom of the lifting appliance (1) is sleeved on a positioning pin (8) on the upper end face of the supporting frame (7);
s3: the control system controls each air cylinder (42) on the support frame (7) to drive each push head (43) to move forwards, so that a push rod (431) on each push head (43) pushes four-petal-shaped steel plates (14) on each fulcrum to rotate, each four-petal-shaped steel plate (14) drives the fulcrum pin to rotate, an eccentric boss (151) at the top of the fulcrum pin rotates, the edge of a fabrication hole of the automobile body frame (2) is clamped, and the hanger (1) is guaranteed to be connected with the automobile body frame (2) and cannot be separated from the automobile body frame;
s4: when the inductive switches (5) on the fulcrums detect that the positions of the indicating rods (16) on the four-petal-shaped steel plates (14) are located at a first preset distance, the eccentric bosses (151) are judged to be in a locking state; when the inductive switch (5) detects that the position of the indicating rod (16) on the four-petal-shaped steel plate (14) is a second preset distance, judging that the eccentric boss (151) is in an unlocking state;
s5: the control system drives the lifting appliance (1) to ascend through the production line driving mechanism and moves the lifting appliance into the process tank (3) to carry out swing process treatment.
10. The control method for an automobile painting spreader according to claim 9, wherein in the step S2, when the spreader (1) is lowered and the chassis of the vehicle body frame (2) touches the travel switch (6) on the support frame (7), the control system controls the production line driving mechanism to stop driving; and/or the presence of a gas in the gas,
in the step S3, the air cylinder (42) drives the push head (43) to move forward, so as to push the four-petal steel plate (14) to rotate forward by 180 ° around the fulcrum pin through the push rod (431), thereby achieving locking of the eccentric boss (151); the air cylinder (42) drives the push head (43) to move reversely, so that the push rod (431) pushes the four-petal-shaped steel plate (14) to rotate reversely by 180 degrees around the fulcrum pin, and the unlocking of the eccentric boss (151) is realized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111126183.8A CN113862756A (en) | 2021-09-26 | 2021-09-26 | Automobile coating lifting appliance system and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111126183.8A CN113862756A (en) | 2021-09-26 | 2021-09-26 | Automobile coating lifting appliance system and control method |
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| Publication Number | Publication Date |
|---|---|
| CN113862756A true CN113862756A (en) | 2021-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111126183.8A Pending CN113862756A (en) | 2021-09-26 | 2021-09-26 | Automobile coating lifting appliance system and control method |
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| CN (1) | CN113862756A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116062597A (en) * | 2023-03-01 | 2023-05-05 | 天奇自动化工程股份有限公司 | Rear support turnover mechanism of lifting appliance |
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