Automatic riveting equipment

Abstract

The utility model discloses automatic riveting equipment which comprises a tool table and a rotary table rotationally arranged on the tool table, a driving end is arranged at the bottom of the rotary table, a plurality of placing seats for placing external backrest locks to be machined are evenly distributed on the surface of the rotary table in the annular direction, and fixing structures for fixing the external backrest locks to be machined are arranged on the placing seats. The tool table is provided with at least one punching structure used for punching a preset hollow rivet on a backrest lock to be machined and a limiting structure used for being matched with the punching structure to limit movement of the backrest lock when the punching structure punches the preset hollow rivet on the backrest lock to be machined. A rail, a material lifting structure used for separating the machined backrest lock from the containing base and a material kicking structure used for kicking the separated backrest lock out of the rotating disc into the rail are arranged on one side of the tool table. According to the backrest lock assembly device, the problems of low assembly efficiency and lower assembly precision caused by the fact that a traditional backrest lock can be assembled only by manually placing a hollow rivet are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to backrest lock assembly equipment technical field, concretely is a kind of automatic riveting equipment. BACKGROUND

[0002] In industrial production, riveting is a common connection method, used to fix two or more workpieces together by rivets. The traditional riveting process often needs manual operation, low efficiency, and higher technical level of the operator, for example, in the production process of automobile seat backrest lock, hollow rivet is needed to be placed to assemble and overlap the bottom cover and cover plate of backrest lock, so as to complete the limiting of the internal structure of backrest lock, but traditional manual operation is needed to punch hollow rivet by hand-held rivet gun or stamping equipment, manual fixing of backrest lock and processing of hollow rivet are needed, and the phenomenon of backrest lock shaking or moving is easy to appear in the processing process, so that the processing precision is affected, the whole process is low in efficiency and the stamping precision of hollow rivet is low due to manual processing, which is easy to cause damage to the internal structure of backrest lock. SUMMARY

[0003] In view of the deficiencies of the prior art, the utility model provides an automatic riveting equipment to solve the problem of low assembly efficiency and low assembly precision caused by the need for manual placement of hollow rivets to complete the assembly of backrest lock.

[0004] To achieve the above purpose, the utility model provides an automatic riveting equipment, which comprises a tooling table and a turntable rotatably arranged on the tooling table, the bottom of the turntable is provided with a driving end for connecting with external driving equipment to drive the rotation of the turntable, the surface of the turntable is uniformly distributed with a plurality of placing seats for placing external backrest locks to be processed, the placing seats are provided with fixing structures for fixing external backrest locks to be processed, the tooling table is provided with at least one stamping structure for stamping pre-set hollow rivets on backrest locks to be processed and a limiting structure for cooperating with the stamping structure to limit the movement of backrest locks when the stamping structure stamps pre-set hollow rivets on backrest locks to be processed, one side of the tooling table is provided with a track, a lifting structure for separating processed backrest locks from the placing seats and a kicking structure for kicking the separated backrest locks out of the turntable into the track.

[0005] The technical scheme has the beneficial effects that: the backrest lock to be processed is placed on the placing seat by artificial or automatic pipeline and is fixed by the fixing structure, so as to ensure the stability of the backrest lock during riveting; then the external driving device is started to drive the rotating disc to rotate, so as to realize the relative position change of the placing seats on the outer edge of the rotating disc; when the placing seat moves to the stamping structure, the limiting structure fixes the backrest lock on the placing seat; then the stamping structure stamps the hollow rivet to expand the shaft hole of the hollow rivet and tightly fit with the hole on the backrest lock, and the head end of the hollow rivet is also deformed and abuts against the outer wall of the backrest lock, so as to realize the connection of the top cover and the bottom plate of the backrest lock and complete the limiting of the internal structure of the backrest lock; after the preset hollow rivet on the backrest lock is processed, the backrest lock is separated from the placing seat by the lifting structure, so that the kicking structure can easily kick the processed backrest lock into the track, so as to complete the processing of the hollow rivet of the backrest lock; the track is connected with the inlet end of the next processing device or connected with the automatic conveying belt, so as to form automatic processing; the driving device is the prior art, which can be a driving motor or a motor, and the structure and function of the driving device are not described in detail; the number of the stamping structure is at least one, and the corresponding number of stamping structures can be arranged according to the number of hollow rivets on the backrest lock, so that the multiple stamping structures can stamp multiple hollow rivets as the rotating disc rotates; the automatic riveting of the hollow rivet of the backrest lock is realized by the above technical scheme, which effectively solves the problems of low efficiency and low precision in the traditional riveting process; the automatic design reduces the demand for manual operation, reduces the operation error, improves the riveting quality, significantly improves the riveting efficiency, reduces the error of manual operation, reduces the labor intensity, improves the production efficiency, and the limiting structure and the reset structure of the equipment ensure the accuracy and stability of the riveting; the application of the automatic riveting equipment not only improves the industrial production efficiency, but also helps to reduce the production cost, has significant economic benefits and market application prospect.

[0006] The stamping structure comprises a stamping machine arranged on one side of the rotating disc and a stamping shaft detachably connected to an output end of the stamping machine and used for placing the preset hollow rivet shaft hole.

[0007] The technical scheme has the beneficial effects that when the placing seat moves to the position below the punch, the punch starts and drives the punch shaft to move up and down, so that the punch shaft can punch into the hollow rivet shaft hole to expand the hollow rivet, so that the hollow rivet can be tightly matched with the hole of the backrest lock, and at the same time, when the punch shaft is placed in the hollow rivet shaft hole, the hollow rivet opening is also expanded, that is, the inner diameter of the rivet cap of the hollow rivet is expanded, so that the rivet cap is buckled on the outer wall of the backrest lock, thereby realizing the connection between the top cover and the bottom cover of the backrest lock; the automatic punching of the hollow rivet is realized through the above technical scheme, and the punch is a prior art, so the structure and function thereof will not be described in detail.

[0008] The utility model further provides: the spacing structure includes at least one drive cylinder who sets in the one side of carousel, drive cylinder output end is connected with the pressing plate, a plurality of connecting holes are set up on the pressing plate along the length direction of pressing plate, at least one The threaded connection has in connecting hole pressure axle, drive cylinder is close to the position setting of punch structure, pressure axle is in the upper portion of carousel and pressure axle is opposite vertical setting with carousel, the pressure axle end is for in drive cylinder drive pressing plate when lifting movement with the outside surface of placing seat on the backrest lock of waiting for processing abuts together or separates pressure end.

[0009] The technical scheme has the beneficial effects that when the placing seat moves to the position below the punch, the punch starts and drives the punch shaft to move up and down, so that the punch shaft can punch into the hollow rivet shaft hole to expand the hollow rivet, so that the hollow rivet can be tightly matched with the hole of the backrest lock, and at the same time, when the punch shaft is placed in the hollow rivet shaft hole, the hollow rivet opening is also expanded, that is, the inner diameter of the rivet cap of the hollow rivet is expanded, so that the rivet cap is buckled on the outer wall of the backrest lock, thereby realizing the connection between the top cover and the bottom cover of the backrest lock; the automatic punching of the hollow rivet is realized through the above technical scheme, and the punch is a prior art, so the structure and function thereof will not be described in detail.

[0010] The utility model further provides: the placing seat is passed through and is provided with the accommodation hole of the preset hollow rivet tail end of the outside backrest lock of waiting for processing and the limiting hole of the preset pin shaft tail end of the bottom wall of the outside backrest lock of waiting for processing, the bottom wall of carousel is set up with the perforation of the preset pin shaft tail end of the bottom wall of the outside backrest lock of waiting for processing in each limiting hole position.

[0011] The technical scheme has the beneficial effects that: in the above technology, the backrest lock to be machined can be placed on the placing seat by the combination of the automatic conveying belt and the mechanical arm or by manual placement, when the backrest lock to be machined is placed on the placing seat, the tail end of the preset hollow rivet on the backrest lock is placed into the accommodating hole and the preset pin shaft is also placed into the limiting hole, thereby limiting the backrest lock to be machined, so that the backrest lock to be machined cannot move horizontally or shake, thereby facilitating the stamping machine to perform stamping machining on the backrest lock, and the backrest lock can be clamped and limited before stamping by being combined with the pressing shaft, thereby further improving the limiting strength; the arrangement of the accommodating hole and the limiting hole facilitates the placement or separation of the backrest lock, thereby improving the machining efficiency and machining precision; meanwhile, the arrangement of the accommodating hole and the limiting hole realizes the positioning of the backrest lock, that is, the position of the backrest lock on the placing seat is relatively fixed, so that when the rotating disc rotates by a certain angle to drive the backrest lock to move to the position of the stamping machine, the stamping shaft will always be aligned with the hollow rivet, thereby realizing automatic positioning.

[0012] The utility model further sets up: the lifting structure includes setting in the lifting cylinder of rotating disc below and the top material axle of coaxial connection on lifting cylinder output end, top material axle is in rotating disc below and top material axle with rotating disc vertical setting, top material axle is close to track opening position setting, top material axle top end is for in lifting cylinder drive top material axle when lifting motion is placed into perforation and preset pin shaft tail end contact or separate from perforation top material end.

[0013] The technical scheme has the beneficial effects that: in the above technology, the backrest lock to be machined can be placed on the placing seat by the combination of the automatic conveying belt and the mechanical arm or by manual placement, when the backrest lock to be machined is placed on the placing seat, the tail end of the preset hollow rivet on the backrest lock is placed into the accommodating hole and the preset pin shaft is also placed into the limiting hole, thereby limiting the backrest lock to be machined, so that the backrest lock to be machined cannot move horizontally or shake, thereby facilitating the stamping machine to perform stamping machining on the backrest lock, and the backrest lock can be clamped and limited before stamping by being combined with the pressing shaft, thereby further improving the limiting strength; the arrangement of the accommodating hole and the limiting hole facilitates the placement or separation of the backrest lock, thereby improving the machining efficiency and machining precision; meanwhile, the arrangement of the accommodating hole and the limiting hole realizes the positioning of the backrest lock, that is, the position of the backrest lock on the placing seat is relatively fixed, so that when the rotating disc rotates by a certain angle to drive the backrest lock to move to the position of the stamping machine, the stamping shaft will always be aligned with the hollow rivet, thereby realizing automatic positioning.

[0014] The utility model further sets up: the kick structure includes setting in the support of tooling table, setting on the horizontal electric push rod and at least one longitudinal electric push rod of support, horizontal electric push rod output and longitudinal electric push rod outer wall are connected and set up, longitudinal electric push rod output and rotating disc are opposite and perpendicular, longitudinal electric push rod output is connected with the kick block for being contacted with the backrest lock on the placing seat that has been machined, horizontal electric push rod output and rotating disc are opposite and parallel, horizontal electric push rod and longitudinal electric push rod are in the track above position setting.

[0015] The technical scheme has the beneficial effects that: when the backrest lock is separated from the placing seat, the horizontal electric push rod drives the longitudinal electric push rod to move horizontally, when the output end of the longitudinal electric push rod is close to and located at the position of the back of the placing seat, the longitudinal electric push rod drives the output end to move downward and drives the material kicking block to move downward, so that the material kicking block is in contact with the side wall of the backrest lock, at this time, the material kicking block is closer to the axis of the rotating disc than the backrest lock, then the horizontal electric push rod drives the longitudinal electric push rod to reset, so that the material kicking block drives the backrest lock to move and make it out of the placing seat to the track, through the above technical scheme, the material is kicked automatically, so that the overall machining precision and machining efficiency are improved; in the above technical scheme, the horizontal electric push rod and the longitudinal electric push rod are prior art, so the structure and function thereof will not be described in detail; in the above technical scheme, the number of the longitudinal electric push rod is at least one, that is, a plurality of longitudinal electric push rods can be arranged according to actual machining requirements, so as to ensure that the material kicking block can be in contact with the backrest lock. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 is a three-dimensional view of the utility model;

[0017] Figure 2 is Figure 1 is a three-dimensional view of the utility model with part of the structure removed;

[0018] Figure 3 is Figure 2 is a three-dimensional view of the utility model from the bottom perspective;

[0019] Figure 4 is a three-dimensional view of the utility model in which the placing seat and the backrest lock to be machined are in a cooperating state;

[0020] Figure 5 is a three-dimensional view of the utility model in which the placing seat and the hollow rivet are in a cooperating state. DETAILED DESCRIPTION

[0021] The utility model provides a kind of automatic riveting equipment, including tooling table 1 and rotary disc 11 being rotatably arranged on tooling table 1, the rotary disc 11 bottom is provided with the drive end 111 for being connected with external driving device to drive rotary disc 11 rotation, the rotary disc 11 surface is evenly distributed with several for the placement seat 2 of outside world to be processed backrest lock placement, the placement seat 2 is provided with the fixed structure for fixing outside world to be processed backrest lock, at least one for the stamping structure of the tooling table 1 for stamping the hollow rivet of prearranged on the backrest lock to be processed and the limiting structure for being cooperated with stamping structure to limit backrest lock activity when stamping structure carries out stamping on the hollow rivet of prearranged on the backrest lock to be processed, the tooling table 1 side is provided with track 12, the material lifting structure for separating the backrest lock of having been processed with placement seat 2 and the material kicking structure for being kicked out rotary disc 11 to track 12 of backrest lock having been separated, the stamping structure includes the puncher 3 being arranged in rotary disc 11 side and the stamping shaft 31 being detachably connected on puncher 3 output end to be used for placing into the hollow rivet shaft hole of prearranged, the stamping shaft 31 is above rotary disc 11 and the stamping shaft 31 is vertically arranged with rotary disc 11, the limiting structure includes at least one drive cylinder 32 being arranged in rotary disc 11 side, the drive cylinder 32 output end is connected with pressing plate 33, the pressing plate 33 is provided with several connecting holes 331 along the length direction of pressing plate 33, at least one the connecting hole 331 is screw-connected with the compression shaft 332, the drive cylinder 32 is close to the position of stamping structure and is provided, the compression shaft 332 is above rotary disc 11 and the compression shaft 332 is vertically arranged with rotary disc 11, the compression shaft 332 end is for the compression end of the surface abutment cooperation or separation of outside world to be processed backrest lock on placement seat 2 when drive cylinder 32 drives pressing plate 33 to make lifting movement, the placement seat 2 is penetrated with the accommodation hole 21 for the tail end of the hollow rivet of prearranged of outside world to be processed backrest lock and the limiting hole 22 for the tail end of the preset pin shaft of outside world to be processed backrest lock bottom wall, the rotary disc 11 bottom wall is provided with the perforation 112 for the tail end of the preset pin shaft of outside world to be processed backrest lock bottom wall to be threaded for each limiting hole 22 position, the material lifting structure includes the material lifting cylinder 23 being arranged below rotary disc 11 and the material lifting shaft 231 being coaxially connected on material lifting cylinder 23 output end, the material lifting shaft 231 is below rotary disc 11 and the material lifting shaft 231 is vertically arranged with rotary disc 11, the material lifting shaft 231 is close to the opening position of track 12 and is provided, the material lifting shaft 231 top end is for the material lifting end of the perforation 112 and preset pin shaft tail end contact or separate from the perforation 112 when material lifting cylinder 23 drives material lifting shaft 231 to make lifting movement, the material kicking structure includes the bracket 4 being arranged on tooling table 1, the horizontal electric push rod 41 being arranged on bracket 4 and at least one longitudinal electric push rod 42, the horizontal electric push rod 41 output end is connected with longitudinal electric push rod 42 outer wall arrangement, the longitudinal electric push rod 42 output end is relatively vertically arranged with rotary disc 11,The output end of the longitudinal electric push rod 42 is connected with a kick block 43 for contacting the processed backrest lock on the placing seat 2, the output end of the horizontal electric push rod 41 is arranged opposite to the parallel arrangement of the rotating disc 11, and the horizontal electric push rod 41 and the longitudinal electric push rod 42 are arranged above the track 12.

[0022] The punch, the driving cylinder, the lifting cylinder, the horizontal electric push rod and the longitudinal electric push rod in the above-mentioned technology can be communicated with the external intelligent industrial control equipment, so as to realize the automatic driving of the intelligent industrial control equipment on the above-mentioned equipment.

[0023] The backrest lock in the above-mentioned technology is marked as 5 in the drawings, the preset hollow rivet is marked as 51 in the drawings, and the preset pin shaft is marked as 52 in the drawings.

[0024] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above, and the skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and the description in the specification are only for illustrating the principle of the utility model, and various changes and improvements of the utility model can be made without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model which is claimed to be protected, and the scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. An automatic riveting apparatus characterized by comprising: The utility model provides a backrest lock processing device, which comprises a tooling table and a rotating disc arranged on the tooling table, a driving end is arranged at the bottom of the rotating disc for connecting with external driving equipment to drive the rotating disc to rotate, a plurality of placing seats for placing external backrest locks to be processed are uniformly arranged on the surface of the rotating disc, a fixing structure for fixing the external backrest locks to be processed is arranged on the placing seat, at least one stamping structure for stamping a pre-set hollow rivet on the backrest lock to be processed and a limiting structure for cooperating with the stamping structure to limit the movement of the backrest lock when the stamping structure stamps the pre-set hollow rivet on the backrest lock to be processed are arranged on the tooling table, a track, a lifting structure for separating the processed backrest lock from the placing seat and a kicking structure for kicking the separated backrest lock out of the rotating disc into the track are arranged on one side of the tooling table.

2. An automatic riveting apparatus according to claim 1, characterized in that: The stamping structure comprises a stamping machine arranged on one side of the rotating disc and a stamping shaft detachably connected to the output end of the stamping machine for being inserted into the pre-set hollow rivet shaft hole, the stamping shaft is arranged above the rotating disc and perpendicular to the rotating disc.

3. An automatic riveting apparatus according to claim 1, wherein: The limiting structure comprises at least one driving cylinder arranged on one side of the rotating disc, a pressing plate is connected to the output end of the driving cylinder, a plurality of connecting holes are formed in the pressing plate along the length direction of the pressing plate, a pressing shaft is threadedly connected to at least one of the connecting holes, the driving cylinder is arranged close to the stamping structure, the pressing shaft is arranged above the rotating disc and perpendicular to the rotating disc, and the end of the pressing shaft is a pressing end for abutting against or separating from the surface of the external backrest lock to be processed on the placing seat when the driving cylinder drives the pressing plate to move up and down.

4. An automatic riveting apparatus according to claim 1, characterized by: The placing seat is provided with an accommodation hole for accommodating the tail end of the pre-set hollow rivet of the external backrest lock to be processed and a limiting hole for accommodating the tail end of the pre-set pin shaft of the bottom wall of the external backrest lock to be processed, and the bottom wall of the rotating disc is provided with a through hole corresponding to each limiting hole for allowing the tail end of the pre-set pin shaft of the bottom wall of the external backrest lock to be processed to pass through.

5. An automatic riveting apparatus according to claim 4, wherein: The lifting structure comprises a lifting cylinder arranged below the rotating disc and a lifting shaft coaxially connected to the output end of the lifting cylinder, the lifting shaft is arranged below the rotating disc and perpendicular to the rotating disc, the lifting shaft is arranged close to the opening of the track, and the top end of the lifting shaft is a lifting end for being inserted into the through hole to contact or separate from the tail end of the pre-set pin shaft when the lifting cylinder drives the lifting shaft to move up and down.

6. An automatic riveting apparatus according to claim 1, wherein: The kicking structure comprises a bracket arranged on the tooling table, a horizontal electric push rod arranged on the bracket and at least one longitudinal electric push rod, the output end of the horizontal electric push rod is connected to the outer wall of the longitudinal electric push rod, the output end of the longitudinal electric push rod is arranged perpendicular to the rotating disc, the output end of the longitudinal electric push rod is connected to a kicking block for contacting the processed backrest lock on the placing seat, the output end of the horizontal electric push rod is arranged parallel to the rotating disc, and the horizontal electric push rod and the longitudinal electric push rod are arranged above the track.

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