CN210649425U - Elevator hook press-riveting assembly device and production line - Google Patents

Abstract

The utility model belongs to the technical field of the automated production assembly, concretely relates to assembly quality and production line are riveted to elevator couple pressure, assembly quality is riveted to elevator couple pressure: the riveting device comprises a part placing tool and a riveting mechanism, wherein the part placing tool comprises a vertical fixing plate, a first vertical guide rail, a first sliding block, a tool fixing plate, a tool bottom plate, a bearing placing seat, a roller assembly placing seat and a hook body bearing block, and a plurality of riveting punches are arranged at the upper end of the bearing placing seat; the pressure riveting mechanism comprises: the telescopic cylinder, the bearing press-mounting head and the roller assembly press-mounting head; during riveting, the bearing press-mounting head is opposite to the bearing, and the roller assembly press-mounting head is opposite to the roller assembly. The utility model discloses a set up bearing pressure equipment head and wheel components pressure equipment head simultaneously on a pressure riveting mechanism to place and set up the riveting drift on the seat at the bearing, once accomplish the assembly of elevator couple subassembly on an equipment. The whole production line does not need manual operation, the automation degree is high, and the labor cost is saved.

Description

Elevator hook press-riveting assembly device and production line

Technical Field

The utility model belongs to the technical field of the automated production assembly, concretely relates to assembly quality and production line are riveted to elevator couple pressure.

Background

The elevator hook component is a part of a door opener of an elevator and is used for ensuring that a car door cannot be opened accidentally when the elevator is in a running state. As shown in fig. 1 and 2, the elevator hook assembly includes a hook 13, a roller assembly 12 press-fitted on an upper surface of the hook 13 in an interference fit manner, and a bearing 11 press-riveted on an upper surface of the hook 13 in an interference fit manner, the bearing 11 and the hook 13 are further fixed by six-point riveting, and the hook 13 is provided with a pin shaft for mounting the roller assembly 12.

The assembly of elevator couple among the prior art needs to be divided into multichannel process, and specific process is: the hook 13 and the bearing 11 are manually placed on the special tool for pressing the bearing, then the bearing 11 is installed on the hook 13 in an interference fit mode through a special press machine for pressing the bearing, the pressed material is placed on the special tool for riveting, then the bearing 11 and the hook 13 are riveted through the riveting press machine, then the hook 13 with the installed bearing 11 is manually placed on the special tool for pressing the roller component 12, the corresponding position of the roller component 12 on the hook 13 is placed, and finally the roller component 12 and the hook 13 are pressed together in an interference fit mode through the special press machine for pressing the roller component. Whole process need use a plurality of special frock, special press and riveter, extravagant material resources, and need artifical real-time observation operation, and the process is loaded down with trivial details, needs the artifical material of frequently transporting between each process, extravagant manpower. Meanwhile, the material is manually placed into the die cavity of the press, so that certain danger is caused. In addition, the assembly consistency is poor and the assembly quality is low due to the fact that manual work participates in the assembly process.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the defect that needs equipment many, the cost of labor is high that exists among the prior art, providing an degree of automation height, can once accomplish the elevator couple pressure riveting assembly quality and production line of pressure equipment riveting assembly through an equipment.

The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides an elevator couple is pressed and is riveted assembly quality which characterized in that: the riveting device comprises a part placing tool and a pressing riveting mechanism; the part placing tool comprises a vertical fixing plate, a first vertical guide rail fixed on the side surface of the vertical fixing plate, a first sliding block which is in adaptive connection with the first vertical guide rail and moves up and down along the first vertical guide rail, a tool fixing plate fixedly connected with the first sliding block and a tool bottom plate fixed at the bottom end of the tool fixing plate; the tool bottom plate is provided with a bearing placing seat, a roller assembly placing seat and a hook body bearing block for placing a hook body part of the hook; the bearing placing seat is provided with a plurality of riveting punches; the roller assembly placing seat comprises a roller assembly guide column at the upper end and a first buffer resetting mechanism between the roller assembly guide column and the tooling bottom plate; a second buffer reset mechanism is arranged between the hook body bearing block and the tool bottom plate; a lower reset mounting plate is mounted at the bottom end of the vertical fixing plate, an upper reset mounting plate is mounted at the top end of the tool fixing plate, and a third buffer reset mechanism is arranged between the upper reset mounting plate and the lower reset mounting plate; the upper end of the bearing placing seat is provided with a plurality of riveting punches; the pressure riveting mechanism comprises: the telescopic cylinder, a bearing press-mounting head and a roller assembly press-mounting head are fixed at the output end of the telescopic cylinder; during pressure riveting, the bearing is placed on the bearing placing seat, the roller assembly sleeve is arranged at the upper end of the roller assembly guide post, the hook is placed on the bearing and the roller assembly, the bearing press-mounting head is opposite to the bearing, and the roller assembly press-mounting head is opposite to the roller assembly.

Further, the press riveting mechanism further comprises a press riveting rack, a second vertical guide rail arranged on the press riveting rack, a second sliding block which is in fit connection with the second vertical guide rail and moves up and down along the second vertical guide rail, and a punch mounting plate fixedly connected with the second sliding block; the punch mounting plate is fixedly connected with the output end of the telescopic cylinder through a connecting flange; the bearing press-mounting head and the roller assembly press-mounting head are arranged on the lower surface of the punch mounting plate; the punch mounting plate is also provided with an elastic unloading head which is abutted against the hook during riveting assembly; and the press riveting machine frame is also provided with a position sensor for detecting whether the bearing press mounting head and the roller assembly press mounting head are in place or not.

Furthermore, the first buffer reset mechanism is a spring arranged between a guide post of the roller assembly and the tool bottom plate, the second buffer reset mechanism comprises a first guide post arranged on the tool bottom plate and a first reset spring sleeved on the first guide post, and two ends of the first reset spring are abutted between the tool bottom plate and the hook body bearing block; the third buffering reset mechanism is of a spring structure.

Further, a tool limiting block used for limiting the first sliding block is further installed on the upper end face of the vertical fixing plate.

The utility model provides an elevator couple is pressed and is riveted production line which characterized in that: the production line comprises a part placing tool and a press riveting mechanism, and also comprises a turntable, wherein a bearing placing station, a roller assembly placing station, a hook placing station, a press riveting station and a blanking station are sequentially arranged along the rotation direction of the turntable; a plurality of part placing tools are uniformly distributed and fixed on the turntable; the part placing tool is fixed on the turntable through a tool anchor plate fixed on the vertical fixing plate, and the tool anchor plate is arranged on the surface, opposite to the first vertical guide rail, of the vertical fixing plate; the bearing placing station comprises a bearing loading manipulator used for placing the bearing on the bearing placing seat; the roller component placing station comprises a roller component feeding manipulator which is used for sleeving the inner wall of the roller component on the roller component guide shaft; the hook placing station comprises a hook feeding manipulator used for placing a hook on the hook body bearing block; the pressure riveting station is a pressure riveting mechanism; the blanking station comprises a blanking manipulator used for taking down the elevator hook assembly after the pressure riveting from the part placing tool.

Further, the bearing placing station further comprises a bearing loading plate pushing machine, and the bearing loading manipulator is arranged at the tail end of the bearing loading plate pushing machine; the roller assembly placing station further comprises a roller assembly feeding and pushing machine, and the roller assembly feeding manipulator is arranged at the tail end of the roller assembly feeding and pushing machine.

Further, the station is placed to the couple still includes couple material loading platform, couple material loading platform includes that it is in to set up through rotatory material loading bottom plate of revolving cylinder drive and central symmetry two couples on the material loading bottom plate place the subassembly, the subassembly is placed to the couple includes: the device comprises a hook body supporting frame, a first supporting platform and a second supporting platform, wherein the hook body supporting frame is arranged on a loading bottom plate and used for placing a hook body end of a hook, the first supporting platform is arranged on the loading bottom plate and used for supporting the hook and used for mounting a bearing part, and the second supporting platform is arranged on the loading bottom plate and used for supporting the hook and used for mounting a roller component part.

Further, the production line still including set up the couple is placed the station and the detection station between the station is riveted to the pressure, detect the station and be used for detecting bearing, wheel components and couple place the position, it is diffuse reflection sensor to detect the station.

Furthermore, the unloading station still includes, sets up the gesture transform frock in the carousel outside, the unloading manipulator will press the elevator couple subassembly of riveting the completion and place the gesture transform frock earlier on, the gesture transform frock passes through revolving cylinder and rotates the elevator couple subassembly suitable angle, the unloading manipulator grabs simultaneously on the carousel and the gesture transform frock the elevator couple subassembly of riveting the completion and put respectively to gesture transform frock on and finished product unloading district.

The utility model discloses an assembly quality, production line and technology are riveted to elevator couple pressure's beneficial effect is:

1. set up the bearing and place seat and wheel components guide post, bearing and wheel components can both fix a position the installation, will get in touch the corresponding position of putting on bearing and wheel components, through set up bearing pressure equipment head and wheel components pressure equipment head simultaneously on a pressure riveting mechanism to place and set up the riveting drift on the seat at the bearing, once accomplish the assembly of elevator couple subassembly on an equipment.

2. Through automatic production line, realize bearing, wheel components and couple automatic feeding to whether place the part and target in place and detect, control system control is pressed and is riveted the automatic pressure of mechanism and rivet the assembly that realizes, whole production line does not need manual operation, and degree of automation is high, has saved the human cost.

3. The process is simple, the operation among the processes is coherent, the error probability in the assembling process is small, the assembling quality is high, and the qualified rate of finished products is high.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

FIG. 1 is a block diagram of an elevator hook assembly;

FIG. 2 is a view of a hanger and bearing staking;

FIG. 3 is a structural diagram of an elevator hook press-riveting assembly line according to an embodiment of the present invention;

FIG. 4 is a diagram of a structure of a part placing tool according to an embodiment of the present invention;

FIG. 5 is a structural diagram of a press riveting mechanism according to an embodiment of the present invention;

fig. 6 is a hook material loading platform structure diagram of the embodiment of the utility model.

In the figure, 1, a turntable, 2, a part placing tool, 20, a vertical fixing plate, 21, a first vertical guide rail, 22, a first sliding block, 23, a tool fixing plate, 24, a tool bottom plate, 25, a bearing placing seat, 26, a hook body bearing block, 27, a roller assembly placing seat, 271, a roller assembly guide column, 272, a first buffer resetting mechanism, 28, a second buffer resetting mechanism, 29, a third buffer resetting mechanism, 212, a lower resetting mounting plate, 213, an upper resetting mounting plate, 214, a riveting punch, 215, a tool limiting block, 216, a tool anchor plate, 3, a riveting mechanism, 30, a telescopic cylinder, 31, a bearing press-mounting head, 32, a roller assembly press-mounting head, 33, a press-riveting rack, 34, a second vertical guide rail, 35, a second sliding block, 36, a punch, a mounting plate, 37, a connecting flange, 38, an elastic unloading head, 39, a position sensor, 41 and a bearing feeding manipulator, 42. bearing material loading push pedal machine, 51, roller assembly material loading manipulator, 52, roller assembly material loading push pedal machine, 61, couple material loading manipulator, 62, couple material loading platform, 621, material loading bottom plate, 622, coupler body support frame, 623, first supporting station, 624, second supporting bench, 7, detect the station, 8, gesture transform frock, 9, unloading manipulator, 10, frame, 11, bearing, 12, roller assembly, 13, couple.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.

As shown in fig. 1-6 the utility model discloses a concrete embodiment of assembly quality and production line is riveted to elevator couple pressure, the utility model discloses an assembly quality is riveted to elevator couple pressure can combine linear production line or circular production line to use, also can the exclusive use.

Elevator couple is pressed and is riveted assembly quality, place frock 2 and press and rivet mechanism 3 including the part. As shown in fig. 4, the part placing tool 2 includes a vertical fixing plate 20, a first vertical guide rail 21 fixed on a side surface of the vertical fixing plate 20, a first slider 22 connected to the first vertical guide rail 21 in a fitting manner and moving up and down along the first vertical guide rail, a tool fixing plate 23 fixedly connected to the first slider 22, and a tool bottom plate 24 fixed at a bottom end of the tool fixing plate 23; the tool bottom plate 24 is provided with a bearing placing seat 25, a roller assembly placing seat 27 and a hook body bearing block 26 for placing a hook body part of the hook; the bearing housing 25 has a plurality of caulking punches 214; the roller assembly placing seat 27 comprises a roller assembly guide post 271 at the upper end and a first buffer reset mechanism 272 between the roller assembly guide post 271 and the tooling bottom plate 24; a second buffer reset mechanism 28 is arranged between the hook body bearing block 26 and the tool bottom plate 24; a lower reset mounting plate 212 is mounted at the bottom end of the vertical fixing plate 20, an upper reset mounting plate 213 is mounted at the top end of the tool fixing plate 23, and a third buffer reset mechanism 29 is arranged between the upper reset mounting plate 213 and the lower reset mounting plate 212; the upper end of the bearing seat 25 has a plurality of caulking punches 214. In this embodiment, since the bearing 11 and the hook 13 are riveted at six points, six caulking punches 214 are provided.

In this embodiment, the first buffer resetting mechanism 272 is a spring disposed between the roller assembly guiding post 271 and the tooling bottom plate 24, the second buffer resetting mechanism 28 includes a first guiding post disposed on the tooling bottom plate 24 and a first resetting spring sleeved on the first guiding post, and two ends of the first resetting spring are abutted between the tooling bottom plate 24 and the hook body bearing block 26; the third buffer return mechanism 29 is of a spring structure. The first buffer reset mechanism 272, the second buffer reset mechanism 28 and the third buffer reset mechanism 29 can also be hydraulic or pneumatic buffers, so that the buffering and resetting of the tool during the press riveting assembly are realized.

The upper end surface of the vertical fixing plate 20 is further provided with a tool limiting block 215 for limiting the first slide block 22. The tool limiting block 215 has a limiting effect when the vertical fixing plate 20 is reset upwards.

As shown in fig. 5, the clinch mechanism 3 includes: a telescopic cylinder 30, a bearing press-fitting head 31 and a roller assembly press-fitting head 32 fixed at the output end of the telescopic cylinder 30. During riveting, the bearing 11 is placed on the bearing placing seat 25, the roller assembly 12 is sleeved on the upper end of the roller assembly guide post 271, the hook 13 is placed on the bearing 11 and the roller assembly 12, the bearing press-mounting head 31 is opposite to the bearing 11, and the roller assembly press-mounting head 32 is opposite to the roller assembly 12. The press riveting mechanism 3 further comprises a press riveting rack 33, a second vertical guide rail 34 installed on the press riveting rack 33, a second sliding block 35 which is in fit connection with the second vertical guide rail 34 and moves up and down along the second vertical guide rail, and a punch mounting plate 36 fixedly connected with the second sliding block 35; the punch mounting plate 36 is fixedly connected with the output end of the telescopic cylinder 30 through a connecting flange 37; the bearing press-mounting head 31 and the roller assembly press-mounting head 32 are mounted on the lower surface of the punch mounting plate 36; the punch mounting plate 36 is also provided with an elastic unloading head 38, and the elastic unloading head 38 is abutted against the hook 13 during riveting assembly; the clincher frame 33 is also provided with a position sensor 39 for detecting whether the bearing press-fitting head 31 and the roller assembly press-fitting head 32 are in place. The telescopic cylinder 30 may be a pneumatic-hydraulic pressure cylinder, a pneumatic cylinder, a hydraulic cylinder, or an electric cylinder. The elastic unloading head 38 is of a structure that a spring is sleeved outside a guide column, and in order to prevent the lower end of the elastic unloading head from scratching the hook, the surface of the lower end of the elastic unloading head 38, which is in contact with the hook, is made of a polyurethane material.

When assembling the elevator hook component, firstly, the bearing 11 is placed on the bearing placing seat 25, the roller component 12 is sleeved on the upper end of the roller component guide post 271, finally, the hook 13 is placed at the matching position of the bearing 11 and the roller component 12, wherein the pin shaft on the hook 13 for installing the roller component 12 extends into the roller component 12, the telescopic cylinder 30 is started to drive the bearing press-mounting head 31 and the roller component press-mounting head 32 to move downwards until the position sensor 39 detects that the bearing press-mounting head 31 and the roller component press-mounting head 32 reach the specified position, the hook 13, the bearing 11 and the roller component 12 are pressed, the first buffer mechanism 27, the second buffer reset buffer mechanism 28 and the third buffer reset mechanism 29 buffer the tool in the press-mounting process, and simultaneously, the pin shaft on the hook 13 for installing the roller component 12 presses down the roller component guide post 271, completing press fitting in interference fit; when the bearing 11 and the hook 13 are pressed and assembled, the bearing 11 and the hook 13 are riveted at six points, after the assembly is completed, the telescopic cylinder 30 drives the bearing press-assembling head 31, the roller assembly press-assembling head 32 and the elastic unloading head 38 to ascend, and because the elastic unloading head 38 is compressed during the press-assembling, the elastic unloading head has a tendency of opening after the pressure is relieved, so that the hook 13 is separated from the roller assembly press-assembling head 32 and the bearing press-assembling head 31.

According to the elevator hook press riveting production line shown in the figure 3, the part placing tool 2, the press riveting mechanism 3 and the rotary table 1 are included, the rotary table 1 is driven by a cam divider in the embodiment, and a bearing placing station, a roller component placing station, a hook placing station, a detection station 7, a press riveting station and a blanking station are sequentially arranged in the rotation direction of the rotary table 1. 2 equipartitions of frock are placed to a plurality of parts and are fixed on carousel 1, set up eight frock in this embodiment on carousel 1, and the cam graduator divide into eight index positions promptly, and the frock is placed frock 2 and is fixed on carousel 1 through fixing frock anchor plate 216 on vertical fixed plate 20 to the part, and frock anchor plate 216 sets up on vertical fixed plate 20 and the face that the first vertical guide rail 21 carried on the back mutually.

The bearing placing station comprises a bearing feeding manipulator 41 and a bearing pushing machine 42, wherein the bearing feeding manipulator 41 is used for placing the bearing 11 on the bearing placing seat 25, and the bearing 11 is fed, and the bearing feeding manipulator 41 is arranged at the tail end of the bearing feeding pushing machine 42; the roller assembly placing station comprises a roller assembly feeding manipulator 51 and a roller assembly feeding push plate machine 52, wherein the roller assembly feeding manipulator 51 is used for sleeving the inner wall of the roller assembly 12 on the roller assembly guide post 271, and the roller assembly feeding manipulator 51 is arranged at the tail end of the roller assembly feeding push plate machine 52. Besides adopting a plate pushing machine to feed the bearing and the roller component, the feeding mode of a vibrating plate, a stacking tray, a mechanical arm and the like can be adopted.

The couple is placed the station and is included the couple material loading manipulator 61 and the couple material loading platform 62 that are used for placing couple 13 on coupler body bearing block 26, see fig. 6, and couple material loading platform 62 includes through rotatory cylinder drive 180 rotatory material loading bottom plate 621 and the central symmetry sets up two couples on material loading bottom plate 621 and places the subassembly, and the couple is placed the subassembly and is included: a hook body supporting frame 622 arranged on the loading bottom plate 621 for placing the hook body end of the hook 13, a first supporting platform 623 arranged on the loading bottom plate 621 for supporting the hook 13 and used for installing the bearing 11, and a second supporting platform 624 arranged on the loading bottom plate 621 and used for supporting the hook 13 and used for installing the roller assembly 12.

The detection station 7 is used for detecting the placement positions of the bearing 11, the roller assemblies 12 and the hook 13, the detection station 7 adopts a diffuse reflection sensor, the diffuse reflection sensor detects whether the materials are placed in place, if the materials are placed in place, light irradiates the surface of the materials and can reflect, and the sensor can receive signals; if the material is not in place, the material cannot be reflected, and the sensor cannot receive signals.

And the press riveting station is a press riveting mechanism 3.

The unloading station includes the unloading manipulator 9 that the frock 2 was placed to the elevator couple subassembly that will press after the riveting is accomplished from the part and takes off and the gesture transform frock 8 of setting in the carousel 1 outside, unloading manipulator 9 will press the elevator couple subassembly of riveting completion and place gesture transform frock 8 earlier on, gesture transform frock 8 is through revolving cylinder with the rotatory suitable angle of elevator couple subassembly, unloading manipulator 9 picks up simultaneously on the carousel 1 and the gesture transform frock 8 the elevator couple subassembly of riveting completion and puts to gesture transform frock 8 respectively and finished product unloading district.

The part is placed frock 2 and is fixed on carousel 1 through frock anchor plate 216, and the part is placed frock 2 and is mostly unsettled installation outside carousel 1, because during the assembly of riveting, carry out the pressure equipment to the part and can receive very big pressure, in order not to let the pressure place on frock 2 directly conducts carousel 1 through the part, influence the life of carousel 1, so the part is placed frock 2 and is cushioned and reset through second buffering canceling release mechanical system 28 and third buffering canceling release mechanical system 29.

The utility model discloses a production technology of assembly line is riveted to elevator couple pressure, including following step:

s1, loading the bearing 11 by the bearing loading and pushing machine 42, grabbing the bearing 11 by the bearing loading manipulator 41, and placing the bearing 11 on the bearing placing seat 25 on the part placing tool 2 on the bearing loading station;

s2, controlling the turntable 1 to rotate by two indexing positions through the control system, and conveying the part placing tool 2 with the bearing 11 to the roller assembly placing station; the roller assembly feeding push plate machine 52 feeds the roller assembly 12, the roller assembly feeding manipulator 51 grabs the roller assembly 12, and the roller assembly 12 is sleeved on the roller assembly guide post 271 on the part placing tool 2;

s3, controlling the turntable 1 to rotate by two indexing positions through the control system, and conveying the part placing tool 2 with the bearing 11 and the roller assembly 12 placed to a hook placing station; the hook loading platform 62 loads the hook 13, the hook loading manipulator 61 grabs the hook 13, and the hook 13 is correspondingly placed on the bearing 11 and the roller assembly 12.

S4, the control system controls the turntable 1 to rotate by an index position, and the part placing tool 2 with the bearing 11, the roller assembly 12 and the hook 13 placed thereon is conveyed to the detection station 7; the detection station 7 detects the positions of the bearing 11, the roller assemblies 12 and the hooks 13, judges whether all the parts are placed in place or not, and sends the result to a control system;

s5, controlling the turntable 1 to rotate by an index position by the control system, and conveying the part placing tool 2 detected by the S4 to a riveting station; if the situation that all the parts are placed in place is detected in S4, the control system controls the press-riveting mechanism 3 to press-fit and simultaneously rivets the position of the bearing 11; if the situation that all the parts are not placed in place is detected in the S4, the press riveting mechanism 3 does not carry out press mounting;

s6, controlling the rotary table 1 to rotate by two indexing positions by the control system, and conveying the pressed and riveted elevator hook assembly to a blanking station; the unloading manipulator 9 snatchs the elevator couple subassembly to gesture transform frock 8 earlier, and the unloading manipulator 9 snatchs the elevator couple subassembly that accomplishes the gesture transform and gets to finished product unloading district at last.

The utility model discloses an automatic production line realizes bearing 11, wheel components 12 and couple 13 automatic feeding to whether place to target in place to the spare part and detect, control system control is pressed and is riveted mechanism 3 and realize pressing the riveting assembly automatically, and whole production line does not need manual operation, and degree of automation is high, has saved the human cost. The process is simple, the operation among the processes is coherent, the error probability in the assembling process is small, the assembling quality is high, and the qualified rate of finished products is high.

It should be understood that the above description of the specific embodiments is only for the purpose of explanation and not for the purpose of limitation. Obvious changes or variations caused by the spirit of the present invention are within the scope of the present invention.

Claims (9)

1. The utility model provides an elevator couple is pressed and is riveted assembly quality which characterized in that: comprises a part placing tool (2) and a press riveting mechanism (3); the part placing tool (2) comprises a vertical fixing plate (20), a first vertical guide rail (21) fixed on the side face of the vertical fixing plate (20), a first sliding block (22) which is in adaptive connection with the first vertical guide rail (21) and moves up and down along the first vertical guide rail, a tool fixing plate (23) fixedly connected with the first sliding block (22) and a tool bottom plate (24) fixed at the bottom end of the tool fixing plate (23); a bearing placing seat (25), a roller assembly placing seat (27) and a hook body bearing block (26) for placing a hook body part of the hook are arranged on the tool bottom plate (24); the bearing seat (25) is provided with a plurality of riveting punches (214); the roller assembly placing seat (27) comprises a roller assembly guide column (271) and a first buffering reset mechanism (272) between the roller assembly guide column (271) and the tooling bottom plate (24); a second buffer reset mechanism (28) is arranged between the hook body bearing block (26) and the tool bottom plate (24); a lower reset mounting plate (212) is mounted at the bottom end of the vertical fixing plate (20), an upper reset mounting plate (213) is mounted at the top end of the tool fixing plate (23), and a third buffer reset mechanism (29) is arranged between the upper reset mounting plate (213) and the lower reset mounting plate (212); the upper end of the bearing placing seat (25) is provided with a plurality of riveting punches (214); the pressure riveting mechanism (3) comprises: the device comprises a telescopic cylinder (30), a bearing press-mounting head (31) and a roller assembly press-mounting head (32), wherein the bearing press-mounting head (31) and the roller assembly press-mounting head are fixed at the output end of the telescopic cylinder (30); during riveting, bearing (11) are placed on bearing placing seat (25), and wheel components (12) cover is established in the upper end of wheel components guide post, and couple (13) are placed on bearing (11) and wheel components (12), and bearing pressure equipment head (31) just is bearing (11), and wheel components pressure equipment head (32) just is wheel components (12).

2. The elevator hook clinch assembly device of claim 1, wherein: the press riveting mechanism (3) further comprises a press riveting rack (33), a second vertical guide rail (34) arranged on the press riveting rack (33), a second sliding block (35) which is in fit connection with the second vertical guide rail (34) and moves up and down along the second vertical guide rail, and a punch mounting plate (36) fixedly connected with the second sliding block (35); the punch mounting plate (36) is fixedly connected with the output end of the telescopic cylinder (30) through a connecting flange (37); the bearing press-mounting head (31) and the roller assembly press-mounting head (32) are mounted on the lower surface of the punch mounting plate (36); the punch mounting plate (36) is also provided with an elastic unloading head (38), and the elastic unloading head (38) is abutted against the hook (13) during riveting assembly; and the riveting rack (33) is also provided with a position sensor (39) for detecting whether the bearing press-mounting head (31) and the roller assembly press-mounting head (32) are in place or not.

3. The elevator hook clinch assembly device of claim 1, wherein: the first buffer reset mechanism (272) is a spring arranged between a guide post (271) of the roller assembly and the tooling bottom plate (24), the second buffer reset mechanism (28) comprises a first guide post arranged on the tooling bottom plate (24) and a first reset spring sleeved on the first guide post, and two ends of the first reset spring are abutted between the tooling bottom plate (24) and the hook body bearing block (26); the third buffering reset mechanism (29) is of a spring structure.

4. The elevator hook clinch assembly device of claim 1, wherein: and a tool limiting block (215) used for limiting the first sliding block (22) is further mounted on the upper end face of the vertical fixing plate (20).

5. The utility model provides an elevator couple is pressed and is riveted assembly line which characterized in that: the production line comprises a part placing tool (2) and a press riveting mechanism (3) as defined in claim 1, and further comprises a turntable (1), wherein a bearing placing station, a roller assembly placing station, a hook placing station, a press riveting station and a blanking station are sequentially arranged along the rotation direction of the turntable (1); the plurality of part placing tools (2) are uniformly distributed and fixed on the turntable (1); the part placing tool (2) is fixed on the turntable (1) through a tool anchor plate (216) fixed on the vertical fixing plate (20), and the tool anchor plate (216) is arranged on the surface, opposite to the first vertical guide rail (21), of the vertical fixing plate (20); the bearing placing station comprises a bearing feeding mechanical arm (41) used for placing the bearing (11) on the bearing placing seat (25); the roller assembly placing station comprises a roller assembly feeding manipulator (51) which is used for sleeving the inner wall of the roller assembly (12) on the guide shaft of the roller assembly (12); the hook placing station comprises a hook feeding manipulator (61) used for placing a hook (13) on the hook body bearing block (26); the press riveting station is a press riveting mechanism (3); the blanking station comprises a blanking manipulator (9) used for taking down the elevator hook assembly subjected to pressure riveting from the part placing tool (2).

6. The elevator hook press-riveting assembly production line according to claim 5, characterized in that: the bearing placing station further comprises a bearing loading plate pushing machine (42), and the bearing loading manipulator (41) is arranged at the tail end of the bearing loading plate pushing machine (42); the roller assembly placing station further comprises a roller assembly feeding push plate machine (52), and the roller assembly feeding manipulator (51) is arranged at the tail end of the roller assembly feeding push plate machine (52).

7. The elevator hook press-riveting assembly production line according to claim 5, characterized in that: the station is placed to the couple still includes couple material loading platform (62), couple material loading platform (62) are in including setting up through rotatory material loading bottom plate (621) of revolving cylinder drive and central symmetry two couples on material loading bottom plate (621) are got in touch and are placed the subassembly and include: a hook body supporting frame (622) which is arranged on the feeding bottom plate (621) and is used for placing the hook body end of the hook (13), a first supporting platform (623) which is arranged on the feeding bottom plate (621) and is used for supporting the hook (13) and is used for installing the bearing (11), and a second supporting platform (624) which is arranged on the feeding bottom plate (621) and is used for supporting the hook (13) and is used for installing the roller component (12).

8. The elevator hook press-riveting assembly line according to claim 5, characterized in that: the production line is still including setting up the couple is placed the station with detection station (7) between the station is riveted to the pressure, detection station (7) are used for detecting bearing (11), wheel components (12) and couple (13) the position of placing, detection station (7) are diffuse reflection sensor.

9. The elevator hook press-riveting assembly line according to claim 5, characterized in that: the unloading station still includes, sets up gesture transform frock (8) in carousel (1) outside, unloading manipulator (9) will press the elevator couple subassembly of riveting the completion and place gesture transform frock (8) earlier on, gesture transform frock (8) are through revolving cylinder with the rotatory suitable angle of elevator couple subassembly, unloading manipulator (9) grab simultaneously on carousel (1) and gesture transform frock (8) press the elevator couple subassembly of riveting the completion put respectively gesture transform frock (8) on with finished product unloading district.

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