CN211516620U - Automatic fastening tool for four-door hinge of vehicle body - Google Patents
Automatic fastening tool for four-door hinge of vehicle body Download PDFInfo
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- CN211516620U CN211516620U CN201920891396.1U CN201920891396U CN211516620U CN 211516620 U CN211516620 U CN 211516620U CN 201920891396 U CN201920891396 U CN 201920891396U CN 211516620 U CN211516620 U CN 211516620U
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Abstract
The utility model discloses an automatic tightening fixture for four doors of a vehicle body, which comprises a molding frame, a vehicle body positioning and clamping mechanism, a hinge positioning and clamping mechanism and an automatic tightening mechanism; the fixture is provided with two parallel fixing arms; the automobile body positioning and clamping mechanism is arranged between the two fixed arms, and the hinge positioning and clamping mechanism and the automatic tightening mechanism are arranged on the fixed arms. The utility model discloses an automatic harness of screwing up of four doors hinge of automobile body can utilize automobile body location clamping mechanism to fix a position the automobile body and press from both sides tightly through setting up automobile body location clamping mechanism, hinge location clamping mechanism and automatic tightening mechanism, and hinge location clamping mechanism can fix a position and press from both sides tightly the hinge, and automatic tightening mechanism then can screw up the screw on the hinge in step, has improved production efficiency greatly, is showing the assembly strength that reduces the workman. The utility model discloses an automatic harness of screwing up of four hinges of automobile body has characteristics such as precision height, degree of automation height, production efficiency height.
Description
Technical Field
The utility model relates to an automobile processing equipment field especially relates to an automatic harness of screwing up of four doors hinge of automobile body.
Background
China is a large country in the automobile manufacturing industry, all subassemblies and assembly joint main lines of white bodies in welding workshops of all automobile main engine plants can realize full-automatic unmanned production, the production rhythm and the quality are guaranteed, and the full-automatic unmanned operation of an assembly clamp of an adjusting line cannot be realized due to the assembly quality, the whole automobile manufacturing size error and process reasons of a welding white body adjusting line, so that the assembly automation degree of the adjusting line is urgently needed to be improved, the assembly rhythm and the assembly quality are improved, the number of operators is reduced, and the aims of reducing the cost and realizing efficient production are fulfilled.
In the adjusting line, the four-door hinge assembling process is necessary, and the requirement on the assembling quality is high. At present, all the four hinges are assembled by adopting a full-manual tool in a host factory, the assembling beats are all about 30JPH, and at least 2 operators are needed on one side of a single station, so that the requirement of efficiently lowering the cost cannot be met. Novel automatic harness of screwing up of four hinges of semi-automatization can effectively solve this difficult problem, will assemble the beat and improve to 57JPH, and unilateral operating personnel only need alone, and assembly quality obtains obviously promoting simultaneously.
At present, a large number of manufacturers are researching the field, but the hinge screws are designed according to a full-manual operation mode, so that the number of the screwed screws is large, the total time consumption is long, the reduction of the number of operators and the reduction of the working strength are not facilitated, and meanwhile, the assembly quality cannot be effectively guaranteed.
The prior art car body four-door hinge harness mainly has the following defects:
(1) the door hinge screw is a hand-held storage battery wrench, cannot realize synchronous screwing of the screw, has high technical requirements on assembly personnel, and cannot guarantee the preset screwing torque of the screw.
(2) The rear door hinge is matched with the B column of the vehicle body to tilt back and forth, so that the angle manufacturing error of the B column of the vehicle body cannot be matched, repeated adjustment is needed after assembly, and the operation difficulty and the strength are high.
(3) The use of the harness can meet the requirements of hinge assembly process and beat by 2 or more people, and the aims of reducing operators and labor cost cannot be fulfilled.
(4) The assembling time of the tools cannot be effectively reduced, and the production efficiency cannot be effectively improved.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model aims at providing an automatic harness of screwing up of automobile body four-door hinge that the precision is high, degree of automation is high, production efficiency is high.
The utility model discloses an automatic tightening fixture for four doors of a vehicle body, which comprises a frame, a vehicle body positioning and clamping mechanism, a hinge positioning and clamping mechanism and an automatic tightening mechanism;
the fixture is provided with two parallel fixing arms;
the automobile body positioning and clamping mechanism is arranged between the two fixed arms, and the hinge positioning and clamping mechanism and the automatic tightening mechanism are arranged on the fixed arms.
The utility model discloses an automatic harness of screwing up of four doors hinge of automobile body can utilize automobile body location clamping mechanism to fix a position the automobile body and press from both sides tightly through setting up automobile body location clamping mechanism, hinge location clamping mechanism and automatic tightening mechanism, and hinge location clamping mechanism can fix a position and press from both sides tightly the hinge, and automatic tightening mechanism then can screw up the screw on the hinge in step, has improved production efficiency greatly, is showing the assembly strength that reduces the workman.
Further preferably, the vehicle body positioning and clamping mechanism comprises a vehicle body positioning frame, a vehicle body main positioning pin and a vehicle body auxiliary positioning pin;
the vehicle body positioning frame is provided with two parallel connecting arms, the vehicle body main positioning pin and the vehicle body auxiliary positioning pin are respectively arranged on the two connecting arms, and the vehicle body main positioning pin and the vehicle body auxiliary positioning pin are positioned on the same side of the vehicle body positioning frame;
and two connecting arms of the vehicle body positioning frame are respectively connected with the two fixing arms of the profile frame.
The main positioning pin of the vehicle body can position the column A, and the auxiliary positioning pin of the vehicle body can position the column B.
Further preferably, the hinge positioning and clamping mechanism comprises a hinge adjusting assembly, wherein the hinge adjusting assembly comprises a mounting plate, a swing arm, a swing rotating shaft and a swing adjusting locking plate;
the mounting plate is strip-shaped, the mounting plate and the fixed arm are arranged in parallel, and hinge positioning pieces are arranged at two ends of the mounting plate;
the swing arm can swing through the swing rotating shaft and be arranged on the mounting plate, the swing adjusting locking plate is vertically fixed on the swing arm, and the swing adjusting locking plate faces towards the inner side of the frame.
The swing arm can swing around the Y axis, so that the swing adjusting locking plate is driven to swing to adjust the position, and the hinge is positioned.
Further preferably, the hinge positioning and clamping mechanism further comprises a vehicle body clamping assembly, wherein the vehicle body clamping assembly comprises a fixing plate, a clamping cylinder, four clamping blocks, four pressing blocks and a guide block;
the fixing plate is fixed on the fixing arm;
the cylinder body of the clamping cylinder is fixed on the fixing plate, and the clamping block is arranged on the pressing arm of the clamping cylinder;
the pressing block is arranged on the fixing plate;
the guide block is L-shaped, one side edge of the L-shaped guide block is fixed on the fixing plate, and the other side edge of the L-shaped guide block is perpendicular to the fixing arm.
Further preferably, the automatic tightening mechanism is arranged on the outer side of the fixture, and the automatic tightening mechanism comprises a feeding assembly, wherein the feeding assembly comprises a feeding main plate, a feeding cylinder, a feeding plate, a guide shaft and a first linear bearing;
the feeding main plate is fixed on the fixing arm, a cylinder body of the feeding cylinder is fixed on the feeding main plate, a piston rod of the feeding cylinder is connected with the feeding plate, and the feeding plate is parallel to the feeding main plate;
the guide shaft is perpendicular to the feeding main board, the guide shaft is arranged on the feeding main board through the first linear bearing, and the guide shaft is connected with the feeding board.
The feeding cylinder can drive the feeding plate to move, so that feeding is realized.
Further preferably, the automatic tightening mechanism further comprises a tightening mounting plate, a floating assembly, a wrench starting auxiliary cylinder and a button deflector rod;
the tightening mounting plate is connected with the feeding plate through the floating assembly, and a storage battery wrench can be arranged on the tightening mounting plate;
the cylinder body of the wrench starting auxiliary cylinder is vertically arranged on the screwing mounting plate;
the button shifting rod is connected with a piston rod of the wrench starting auxiliary cylinder, and the button shifting rod can be abutted with a switch button of the storage battery wrench to control the start and stop of the storage battery wrench.
The feed plate can drive the floating assembly with screw up the mounting panel and feed, the floating assembly can drive screw up the mounting panel and float in order to adjust with the position of hinge, the floating assembly can drive battery spanner and float, and the piston rod of spanner start-up auxiliary cylinder then accessible drives button driving lever and removes, controls the start-stop of battery spanner.
Further preferably, the floating assembly comprises a floating fixing plate, a plane bearing, a ball plunger, a floating mounting plate, a spherical pressing block, a second linear bearing, a spring and an adjusting block;
the floating fixing plate is connected with the feeding plate;
the floating fixing plate is provided with a first embedding groove, the planar bearing is arranged in the first embedding groove, and the planar bearing is connected with the floating mounting plate through a shaft;
the floating fixing plate is provided with a mounting hole, and the spherical pressing block is embedded in the mounting hole;
the floating mounting plate is also provided with a second embedding groove, and the ball plunger is arranged in the second embedding groove and can extend to the spherical pressing block;
the spring is sleeved on the second linear bearing, and the second linear bearing is vertically fixed on the floating mounting plate;
the regulating block is connected with the floating mounting plate, and the regulating block can regulate the position of the storage battery wrench.
The floating assembly can conduct floating adjustment on the storage battery wrench so as to be beneficial to automatic screwing operation on the hinge.
Further preferably, the automatic tightening fixture for the four-door hinge of the vehicle body further comprises a lifter;
the elevator comprises a walking frame and a lifting mechanism, wherein the lifting mechanism is arranged on the walking frame, and can be connected with the base.
Further preferably, the lifting mechanism comprises a bracket, a lifting cylinder, a sliding part, a universal hinged support and an electric cabinet;
the bracket is vertically fixed on the walking frame, and a linear slide rail is arranged on the bracket;
the cylinder body of the lifting cylinder is fixed on the walking frame, and the piston rod of the lifting cylinder is connected with the sliding piece;
the sliding part can be arranged on the linear sliding rail in a sliding manner;
the universal hinged support is rotatably arranged on the sliding piece;
the electric cabinet is fixed on the walking frame and is electrically connected with the lifting cylinder;
the middle part of the profile frame is provided with a connecting part, and the connecting part can be connected with the universal hinged support.
The lifting cylinder can be used for moving the sliding part to slide on the linear sliding rail, so that the universal hinged support is driven to move, universal hinged connection can be achieved through the universal hinged support, and the electric cabinet can control starting and stopping of the lifting cylinder.
Further preferably, the automatic tightening fixture for the four-door hinge of the vehicle body further comprises a controller, and the controller is fixed on the fixture. The controller may implement operational control.
Compared with the prior art, the utility model discloses an automatic harness of screwing up of four doors hinge of automobile body can utilize automobile body location clamping mechanism to fix a position the automobile body and press from both sides tightly through setting up automobile body location clamping mechanism, hinge location clamping mechanism and automatic tightening mechanism, and hinge location clamping mechanism can fix a position and press from both sides tightly the hinge, and automatic tightening mechanism then can screw up the screw on the hinge in step, has improved production efficiency greatly, is showing reduction workman's assembly strength. The utility model discloses an automatic harness of screwing up of four hinges of automobile body has characteristics such as precision height, degree of automation height, production efficiency height.
For a better understanding and an implementation, the present invention is described in detail below with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic perspective view of a preferred structure of the automatic tightening fixture for four-door hinges of a vehicle body according to the present invention.
Fig. 2 is a schematic perspective view of a preferred structure of the vehicle body positioning and clamping mechanism.
Fig. 3 is a perspective view of a preferred construction of the hinge adjustment assembly.
FIG. 4 is a perspective view of a preferred construction of the body clamp assembly.
Fig. 5 is a perspective view of a preferred construction of the automatic tightening mechanism.
Fig. 6 is a perspective view of a preferred construction of the feed assembly.
Fig. 7 is a partial schematic view of a preferred construction of the automatic tightening mechanism.
FIG. 8 is another partial schematic view of a preferred construction of the automatic tightening mechanism.
Figure 9 is an exploded view of a preferred construction of the float assembly.
Fig. 10 is a schematic perspective view of a preferred structure of the hoist.
Detailed Description
The terms of orientation of up, down, left, right, front, back, top, bottom, and the like, referred to or as may be referred to in this specification, are defined relative to the configuration shown in the figures, and are relative concepts. Therefore, it may be changed according to different positions and different use states. Therefore, these and other directional terms should not be construed as limiting terms.
It should be noted that the X, Y, Z direction used herein refers to the three-dimensional direction of the automobile design coordinate system, the X direction is the vehicle body length direction, the Y direction is the vehicle body width direction, and the Z direction is the vehicle body height direction, the a pillar and the B pillar of the vehicle body refer to the front and rear pillars of the side wall of the vehicle body, the pillar between the front windshield and the front door is referred to as the a pillar, the pillar between the front door and the rear door is referred to as the B pillar, the four-door hinge is mounted on the a pillar and the B pillar, and the hinge connects the door and the side wall, and the terms "vertical", "horizontal", "left", "right" and similar expressions are for illustrative purposes only.
Referring to fig. 1, fig. 1 is a schematic perspective view of an automatic tightening fixture for four doors of a vehicle body according to the present invention. The utility model discloses an automatic harness of screwing up of four doors hinge of automobile body, including type frame 1, automobile body location clamping mechanism 2, hinge location clamping mechanism 3, automatic tightening mechanism 4. Said fixture 1 has two parallel fixed arms 11; the automobile body positioning and clamping mechanism 2 is arranged between the two fixing arms 11, and the hinge positioning and clamping mechanism 3 and the automatic tightening mechanism 4 are arranged on the fixing arms 11.
Referring to fig. 2, fig. 2 is a schematic perspective view of a preferred structure of the vehicle body positioning and clamping mechanism. The vehicle body positioning and clamping mechanism 2 of the present embodiment includes a vehicle body positioning frame 21, a vehicle body main positioning pin 22, and a vehicle body sub positioning pin 23.
The vehicle body positioning frame 21 is provided with two parallel connecting arms 211, the vehicle body main positioning pin 22 and the vehicle body auxiliary positioning pin 23 are respectively arranged on the two connecting arms 211, and the vehicle body main positioning pin 22 and the vehicle body auxiliary positioning pin 23 are positioned on the same side of the vehicle body positioning frame 21; the two connecting arms 211 of the vehicle body positioning frame 21 are respectively connected with the two fixing arms 11 of the fixture 1. The main vehicle body positioning pin 22 can position the a-pillar, and the auxiliary vehicle body positioning pin 23 can position the B-pillar.
In order to position and clamp the hinges of the A column and the B column simultaneously, the embodiment is preferably provided with a hinge positioning and clamping mechanism 3 on two fixed arms 11 of the fixture 1 respectively.
Referring to fig. 3, fig. 3 is a schematic perspective view of a preferred structure of the hinge adjustment assembly. The hinge positioning and clamping mechanism 3 includes a hinge adjustment assembly including a mounting plate 31, a swing arm 32, a swing spindle 33, and a swing adjustment lock plate 34.
The mounting plate 31 is strip-shaped, the mounting plate 31 is parallel to the fixed arm 11, and hinge positioning pieces 35 are arranged at two ends of the mounting plate 31; the swing arm 32 is swingably provided on the mounting plate 31 via the swing shaft 33, the swing adjustment lock plate 34 is vertically fixed to the swing arm 32, and the swing adjustment lock plate 34 faces the inner side of the jig 1. The hinge positioning element 35 of this embodiment is a hinge positioning element. The swing arm 32 can swing around the Y-axis, so as to drive the swing adjusting locking plate 34 to swing and adjust the position, and further adjust the inclination angle of the B-pillar up-down hinge mechanism around the Y-axis.
Referring to fig. 4, fig. 4 is a perspective view of a preferred construction of the body clamp assembly. The hinge positioning and clamping mechanism further comprises a vehicle body clamping assembly, and the vehicle body clamping assembly comprises a fixing plate 36, a clamping cylinder 37, four clamping blocks 38, four pressing blocks 39 and a guide block 310.
The fixing plate 36 is fixed on the fixing arm 11; the cylinder body of the clamping cylinder 37 is fixed on the fixing plate 36, and the clamping block 38 is arranged on the pressure arm of the clamping cylinder 37; the pressing block 39 is arranged on the fixing plate 36; the guide block 310 is L-shaped, one side of the L-shaped guide block 310 is fixed on the fixing plate 36, and the other side is perpendicular to the fixing arm 11.
Please refer to fig. 5-9. Fig. 5 is a perspective view of a preferred construction of the automatic tightening mechanism. Fig. 6 is a perspective view of a preferred construction of the feed assembly. Fig. 7 is a partial schematic view of a preferred construction of the automatic tightening mechanism. FIG. 8 is another partial schematic view of a preferred construction of the automatic tightening mechanism. Figure 9 is an exploded view of a preferred construction of the float assembly.
In order to allow simultaneous automatic tightening of the hinges of the a-and B-columns, the present embodiment is preferably provided with one said automatic tightening mechanism 4 on each said fixed arm 11 of said fixture 1.
The automatic tightening mechanism 4 is disposed outside the jig 1, the automatic tightening mechanism 4 includes a feeding assembly 401, and the feeding assembly 401 includes a feeding main plate 41, a feeding cylinder 42, a feeding plate 43, a guide shaft 44, and a first linear bearing 45.
The feeding main plate 41 is fixed on the fixing arm 11, the cylinder body of the feeding cylinder 42 is fixed on the feeding main plate 41, the piston rod of the feeding cylinder 42 is connected with the feeding plate 43, and the feeding plate 43 is parallel to the feeding main plate 41; the guide shaft 44 is perpendicular to the feeding main plate 41, the guide shaft 44 is disposed on the feeding main plate 41 through the first linear bearing 45, and the guide shaft 44 is connected to the feeding plate 43. The feeding cylinder 42 can move the feeding plate 43 to realize feeding.
The automatic tightening mechanism 4 further includes a tightening mounting plate 46, a float assembly 402, a wrench-actuating auxiliary cylinder 47, and a push button toggle 48.
The tightening mounting plates 46 are connected with the feeding plate 43 through the floating assemblies 402, two floating assemblies 402 and two tightening mounting plates 46 can be preferably arranged at two ends of the feeding plate 43, a certain angle is formed between the tightening mounting plates 46, and the A-column hinge or the B-column hinge can be automatically tightened synchronously.
A storage battery wrench 417 can be arranged on the tightening mounting plate 46; the cylinder body of the wrench starting auxiliary cylinder 47 is vertically arranged on the screwing mounting plate 46; the button deflector 48 is connected to a piston rod of the wrench start-up auxiliary cylinder 47, and the button deflector 48 may abut against a switch button of the battery wrench 417 to control the start-up and the stop thereof.
The feeding plate 43 can drive the floating assembly 402 and the tightening mounting plate 46 to feed, the floating assembly 402 can drive the tightening mounting plate 46 to float to adjust the position of the hinge, the floating assembly 402 can drive the storage battery wrench 417 to float, and the piston rod of the wrench starting auxiliary cylinder 47 can drive the button deflector rod 48 to move to control the start and stop of the storage battery wrench 417.
Further preferably, the floating assembly 402 includes a floating fixing plate 49, a plane bearing 410, a ball plunger 411, a floating mounting plate 412, a spherical pressing block 413, a second linear bearing 414, a spring 415 and an adjusting block 416.
The floating fixing plate 49 is connected with the feeding plate 43; the floating fixing plate 49 is provided with a first embedding groove, the plane bearing 410 is arranged in the first embedding groove, and the plane bearing 410 is connected with the floating mounting plate 412 through a shaft.
The floating fixing plate 49 is provided with a mounting hole, and the spherical pressing block 413 is embedded in the mounting hole; a second embedding groove is further formed in the floating mounting plate 412, and the ball plunger 411 is disposed in the second embedding groove and can extend to the spherical pressing block 413.
The spring 415 is sleeved on the second linear bearing 414, and the second linear bearing 414 is vertically fixed on the floating installation plate 49; the adjustment block 416 is coupled to the floating mounting plate 412, and the adjustment block 416 adjusts the position of the battery wrench 417.
The float assembly 402 allows for float adjustment of the battery wrench 417 to facilitate automated hinge tightening operations. The floating assembly 402 can realize the compensation of the position error of the wrench and the screw, the storage battery wrench 417 can be preliminarily adjusted to be matched with the screw through a gasket, the ball head of the ball head plunger 411 can swing in the second embedding groove, the second embedding groove can limit the swinging amount of the storage battery wrench 417 in the X direction and the Z direction to be +/-2 mm, the alignment error of the storage battery wrench 417 and the screw is compensated, and meanwhile, the ball head plunger 411 can ensure that the storage battery wrench 417 automatically resets to the initial position after the screwing operation is completed. And the second linear bearing 414 and the spring 415 are adopted in the Y direction, the screwing stroke of the screw is compensated, and the wrench is elastically pressed above the threaded hole, so that the screwing stroke compensation of the screw is realized.
The main positioning pin and the auxiliary positioning pin of the A column and the B column can realize the positioning of the harness and the vehicle body in the X direction and the Z direction, and the Y direction is self-adaptive to the vehicle body mounting surface through the hinge, so that the harness and the vehicle body are positioned and clamped.
The floating assembly 402 of the column A mainly comprises the functions of positioning and clamping the hinge and adjusting the angle of the upper hinge and the lower hinge around the Y axis, so that the hinge and the harness are positioned in the X direction, the Y direction and the Z direction, and the auxiliary cylinder 47 is started to clamp by matching with a wrench, so that the hinge is clamped and fixed. The angle adjustment of the upper hinge and the lower hinge around the Y axis can adjust the rotation angle of the swing arm 32 around the rotating shaft through adding and subtracting gaskets, the angle adjustment and locking functions are realized by adopting screw fastening after the angle adjustment, the front and back inclination angle adjustment after the front vehicle door is assembled is realized, and the requirement of the gap size between the vehicle door and the side wall is met.
The floating assembly 402 of the B column is added with the function that the upper hinge and the lower hinge rotate around the X axis, the function is realized by matching the pin shaft with the rolling bearing, the upper hinge and the lower hinge can adapt to the change of the inner inclination angle of the B column of the automobile body, the hinge mounting surface can be completely attached to the automobile body mounting surface, meanwhile, the front-back inclination angle adjustment after the rear door is assembled is realized, and the requirement of the gap size between the automobile door and the side wall is met.
Referring to fig. 10, fig. 10 is a schematic perspective view of a preferred structure of the elevator. The automatic tightening tool for the four-door hinge of the vehicle body further comprises a lifter 5.
The elevator 5 comprises a traveling frame 51 and a lifting mechanism 52, wherein the lifting mechanism 52 is arranged on the traveling frame 51, and the lifting mechanism 52 can be connected with the base 11.
Preferably, the lifting mechanism 52 includes a bracket 521, a lifting cylinder 522, a sliding member 523, a universal hinge mount 524, and an electric cabinet 525.
The bracket 521 is vertically fixed on the traveling carriage 51, and a linear slide rail 526 is arranged on the bracket 521. The cylinder body of the lifting cylinder 522 is fixed on the traveling frame 51, and the piston rod of the lifting cylinder 522 is connected with the sliding member 523. The sliding member 523 is slidably disposed on the linear slide rail 526. The universal hinge base 524 is rotatably disposed on the sliding member 523. The electric cabinet 525 is fixed on the traveling frame 51, and the electric cabinet 525 is electrically connected with the lifting cylinder 522.
The middle part of the fixture 1 is provided with a connecting part 10, and the connecting part 10 can be connected with the universal hinge base 524.
The present embodiment also preferably provides an engineering drag chain 527, wherein the engineering drag chain 527 is arranged on the bracket 521 in a transmission manner and is connected with the sliding member 523.
The traveling frame 51 of the elevator 5 can drive the frame 1 to linearly move in the X direction and the Y direction of the vehicle body by sliding on the traveling rail, and the lifting mechanism 52 can realize the vertical floating of the frame 1, specifically, the lifting cylinder 522 can move the sliding part 523 to slide on the linear sliding rail 526, so as to drive the movement of the universal hinged support 524, the universal hinged support 524 can realize the universal hinged connection, and the electric cabinet 525 can control the start and stop of the lifting cylinder 522.
The automatic tightening fixture for the four-door hinge of the vehicle body further comprises a controller 6, and the controller 6 is fixed on the fixture 1. The controller 6 can realize operation control.
The utility model discloses an automatic beneficial effect who screws up harness and bring of four hinges of automobile body:
(1) the hinge assembly coaxiality can be effectively adjusted, and the requirement on the coaxiality of the upper hinge and the lower hinge after assembly is met.
(2) The front and rear inclination angles and the left and right inclination angles of the front and rear vehicle doors can be effectively adjusted, the requirements on the gap and the surface difference between the vehicle doors and the side walls are ensured, and the technical requirements on the assembly of operators are reduced.
(3) All the screws of the vehicle door hinge are screwed down at one time, and the torque requirement of the hinge screw tightening is effectively guaranteed.
(4) The assembly quality is effectively guaranteed through each positioning mechanism and each adjusting mechanism, each mechanism is simple to adjust, the repeated assembly precision is high, and the later maintenance cost is effectively reduced.
(5) The hinge screw is screwed up automatically, single assembly time is effectively reduced, and production takt is obviously improved.
(6) The hinge screw is screwed up automatically, is showing to reduce manual assembly intensity.
(7) The screw is screwed up automatically, and one person can realize unilateral hinge assembly, effectively reduces the cost of labor.
Compared with the prior art, the utility model discloses an automatic harness of screwing up of four doors hinge of automobile body can utilize automobile body location clamping mechanism to fix a position the automobile body and press from both sides tightly through setting up automobile body location clamping mechanism, hinge location clamping mechanism and automatic tightening mechanism, and hinge location clamping mechanism can fix a position and press from both sides tightly the hinge, and automatic tightening mechanism then can screw up the screw on the hinge in step, has improved production efficiency greatly, is showing reduction workman's assembly strength. The utility model discloses an automatic harness of screwing up of four hinges of automobile body has characteristics such as precision height, degree of automation height, production efficiency height.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (10)
1. The utility model provides an automatic harness of screwing up of four hinges of automobile body which characterized in that: comprises a fixture, a vehicle body positioning and clamping mechanism, a hinge positioning and clamping mechanism and an automatic tightening mechanism;
the fixture is provided with two parallel fixing arms;
the automobile body positioning and clamping mechanism is arranged between the two fixed arms, and the hinge positioning and clamping mechanism and the automatic tightening mechanism are arranged on the fixed arms.
2. The automatic tightening harness for the four-door hinge of the vehicle body according to claim 1, characterized in that: the vehicle body positioning and clamping mechanism comprises a vehicle body positioning frame, a vehicle body main positioning pin and a vehicle body auxiliary positioning pin;
the vehicle body positioning frame is provided with two parallel connecting arms, the vehicle body main positioning pin and the vehicle body auxiliary positioning pin are respectively arranged on the two connecting arms, and the vehicle body main positioning pin and the vehicle body auxiliary positioning pin are positioned on the same side of the vehicle body positioning frame;
and two connecting arms of the vehicle body positioning frame are respectively connected with the two fixing arms of the profile frame.
3. The automatic tightening harness for the four-door hinge of the vehicle body according to claim 1, characterized in that: the hinge positioning and clamping mechanism comprises a hinge adjusting assembly, and the hinge adjusting assembly comprises a mounting plate, a swing arm, a swing rotating shaft and a swing adjusting locking plate;
the mounting plate is strip-shaped, the mounting plate and the fixed arm are arranged in parallel, and hinge positioning pieces are arranged at two ends of the mounting plate;
the swing arm can swing through the swing rotating shaft and be arranged on the mounting plate, the swing adjusting locking plate is vertically fixed on the swing arm, and the swing adjusting locking plate faces towards the inner side of the frame.
4. The automatic tightening harness for the four-door hinge of the vehicle body according to claim 3, characterized in that: the hinge positioning and clamping mechanism further comprises a vehicle body clamping assembly, and the vehicle body clamping assembly comprises a fixed plate, a clamping cylinder, four clamping blocks, four pressing blocks and a guide block;
the fixing plate is fixed on the fixing arm;
the cylinder body of the clamping cylinder is fixed on the fixing plate, and the clamping block is arranged on the pressing arm of the clamping cylinder;
the pressing block is arranged on the fixing plate;
the guide block is L-shaped, one side edge of the L-shaped guide block is fixed on the fixing plate, and the other side edge of the L-shaped guide block is perpendicular to the fixing arm.
5. The automatic tightening harness for the four-door hinge of the vehicle body according to claim 1, characterized in that: the automatic tightening mechanism is arranged on the outer side of the fixture and comprises a feeding assembly, and the feeding assembly comprises a feeding main board, a feeding cylinder, a feeding plate, a guide shaft and a first linear bearing;
the feeding main plate is fixed on the fixing arm, a cylinder body of the feeding cylinder is fixed on the feeding main plate, a piston rod of the feeding cylinder is connected with the feeding plate, and the feeding plate is parallel to the feeding main plate;
the guide shaft is perpendicular to the feeding main board, the guide shaft is arranged on the feeding main board through the first linear bearing, and the guide shaft is connected with the feeding board.
6. The automatic tightening harness for the four-door hinge of the vehicle body according to claim 5, characterized in that: the automatic tightening mechanism also comprises a tightening mounting plate, a floating assembly, a wrench starting auxiliary cylinder and a button deflector rod;
the tightening mounting plate is connected with the feeding plate through the floating assembly, and a storage battery wrench can be arranged on the tightening mounting plate;
the cylinder body of the wrench starting auxiliary cylinder is vertically arranged on the screwing mounting plate;
the button shifting rod is connected with a piston rod of the wrench starting auxiliary cylinder, and the button shifting rod can be abutted with a switch button of the storage battery wrench to control the start and stop of the storage battery wrench.
7. The automatic tightening harness for the four-door hinge of the vehicle body according to claim 6, characterized in that: the floating assembly comprises a floating fixing plate, a plane bearing, a ball plunger, a floating mounting plate, a spherical pressing block, a second linear bearing, a spring and an adjusting block;
the floating fixing plate is connected with the feeding plate;
the floating fixing plate is provided with a first embedding groove, the planar bearing is arranged in the first embedding groove, and the planar bearing is connected with the floating mounting plate through a shaft;
the floating fixing plate is provided with a mounting hole, and the spherical pressing block is embedded in the mounting hole;
the floating mounting plate is also provided with a second embedding groove, and the ball plunger is arranged in the second embedding groove and can extend to the spherical pressing block;
the spring is sleeved on the second linear bearing, and the second linear bearing is vertically fixed on the floating mounting plate;
the regulating block is connected with the floating mounting plate, and the regulating block can regulate the position of the storage battery wrench.
8. The automatic tightening harness for the four-door hinge of the vehicle body according to claim 1, characterized in that: the automatic tightening fixture for the four-door hinge of the vehicle body further comprises a lifter;
the elevator comprises a walking frame and a lifting mechanism, wherein the lifting mechanism is arranged on the walking frame, and the lifting mechanism can be connected with a base of the elevator.
9. The automatic tightening harness for the four-door hinge of the vehicle body according to claim 8, characterized in that: the lifting mechanism comprises a support, a lifting cylinder, a sliding part, a universal hinged support and an electric cabinet;
the bracket is vertically fixed on the walking frame, and a linear slide rail is arranged on the bracket;
the cylinder body of the lifting cylinder is fixed on the walking frame, and the piston rod of the lifting cylinder is connected with the sliding piece;
the sliding part can be arranged on the linear sliding rail in a sliding manner;
the universal hinged support is rotatably arranged on the sliding piece;
the electric cabinet is fixed on the walking frame and is electrically connected with the lifting cylinder;
the middle part of the profile frame is provided with a connecting part, and the connecting part can be connected with the universal hinged support.
10. The automatic tightening fixture for the four-door hinge of the vehicle body according to any one of claims 1 to 9, characterized in that: the automatic tightening fixture for the four-door hinge of the vehicle body further comprises a controller, and the controller is fixed on the fixture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920891396.1U CN211516620U (en) | 2019-06-14 | 2019-06-14 | Automatic fastening tool for four-door hinge of vehicle body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920891396.1U CN211516620U (en) | 2019-06-14 | 2019-06-14 | Automatic fastening tool for four-door hinge of vehicle body |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112355947A (en) * | 2020-10-12 | 2021-02-12 | 东风汽车集团有限公司 | Front end module attaches together anchor clamps |
| CN114749905A (en) * | 2022-05-27 | 2022-07-15 | 安徽巨一科技股份有限公司 | Frock is screwed up in door automatic installation |
| CN115781258A (en) * | 2022-12-07 | 2023-03-14 | 阿维塔科技(重庆)有限公司 | Automobile front cover hinge tightening device |
| CN116276020A (en) * | 2023-04-26 | 2023-06-23 | 长春大正博凯汽车设备有限公司 | Manipulator for assembling automobile door |
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2019
- 2019-06-14 CN CN201920891396.1U patent/CN211516620U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112355947A (en) * | 2020-10-12 | 2021-02-12 | 东风汽车集团有限公司 | Front end module attaches together anchor clamps |
| CN114749905A (en) * | 2022-05-27 | 2022-07-15 | 安徽巨一科技股份有限公司 | Frock is screwed up in door automatic installation |
| CN114749905B (en) * | 2022-05-27 | 2024-01-12 | 安徽巨一科技股份有限公司 | Automatic mounting and screwing tool for vehicle door |
| CN115781258A (en) * | 2022-12-07 | 2023-03-14 | 阿维塔科技(重庆)有限公司 | Automobile front cover hinge tightening device |
| CN116276020A (en) * | 2023-04-26 | 2023-06-23 | 长春大正博凯汽车设备有限公司 | Manipulator for assembling automobile door |
| CN116276020B (en) * | 2023-04-26 | 2023-08-15 | 长春大正博凯汽车设备有限公司 | Manipulator for assembling automobile door |
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