CN112247554A

CN112247554A - Automatic hydraulic hinge assembling machine

Info

Publication number: CN112247554A
Application number: CN202011022820.2A
Authority: CN
Inventors: 黄道农
Original assignee: Jiangmen Gelitu Automation Machinery Equipment Co ltd
Current assignee: Jiangmen Gelitu Automation Machinery Equipment Co ltd
Priority date: 2020-08-07
Filing date: 2020-09-25
Publication date: 2021-01-22

Abstract

The invention discloses an automatic hydraulic hinge assembling machine which comprises a conveying line and a die on the conveying line, wherein the die is used for fixing a workpiece, and an assembling movable seat station, an assembling four-hole station, an assembling power-assisted arm station and an assembling movable connecting plate station are sequentially arranged on the conveying line; the conveying line is further provided with a torsion spring conveying device and a four-hole conveying device, the torsion spring conveying device is used for conveying a torsion spring, the four-hole conveying device is used for conveying four holes, the torsion spring conveying device and the four-hole conveying device are located above the four-hole assembling station, nail pressing devices and nail feeding devices are arranged on the left side and the right side of the four-hole assembling station, and the nail feeding devices are used for conveying rivets; through adopting the torsion spring manipulator that send after the improvement, can snatch the torsion spring more easily, be convenient for the automatic equipment in torsion spring and four holes on the hinge sliding seat.

Description

Automatic hydraulic hinge assembling machine

Technical Field

The invention relates to the technical field of automatic processing, in particular to an automatic hydraulic hinge assembling machine.

Background

The hydraulic hinge is a commonly used movable connection accessory, is widely applied to living goods such as cabinets and the like, and movably connects the cabinet door with the cabinet body, so that the production demand is very large.

Since the hinge is assembled by a plurality of parts, wherein small parts with complex structures are not lacked, for example, referring to fig. 1, the torsion spring and four holes are installed on the movable seat of the hinge through rivets, and the torsion spring and four holes need to be placed and then the rivets are installed and riveted, which is a difficult point in the assembly of the hydraulic hinge. At present, proper automatic assembly equipment is lacked, so that the work depends on manual operation, the workload is high, the production efficiency is low, on the other hand, the safety coefficient of manual production of the hinge assembly is relatively low, and in addition, the current labor cost is relatively high, so that the production cost is high.

Disclosure of Invention

In order to overcome the defects of the prior art, the invention provides an automatic hydraulic hinge assembling machine.

The technical scheme adopted by the invention for solving the technical problems is as follows: the automatic hydraulic hinge assembling machine comprises a conveying line and a die on the conveying line, wherein the die is used for fixing a workpiece, and an assembling movable seat station, an assembling four-hole station, an assembling power-assisted arm station and an assembling movable connecting plate station are sequentially arranged on the conveying line; the conveying line is further provided with a torsion spring conveying device and a four-hole conveying device, the torsion spring conveying device is used for conveying a torsion spring, the four-hole conveying device is used for conveying four holes, the torsion spring conveying device and the four-hole conveying device are located above the four-hole assembling station, nail pressing devices and nail feeding devices are arranged on the left side and the right side of the four-hole assembling station, and the nail feeding devices are used for conveying rivets; the torsion spring comprises a middle U-shaped middle section, spiral parts on two sides of the row and a pressing strip part; the torsion spring feeding device comprises a movable torsion spring feeding mechanical arm, an insertion rod is arranged at the lower end of the torsion spring feeding mechanical arm, and the insertion rod can be inserted into the U-shaped middle section.

According to the automatic assembling machine provided by the invention, the improved torsion spring feeding manipulator is adopted, so that the torsion spring can be more easily grabbed, and the automatic assembling of the torsion spring and four holes on the hinge movable seat is facilitated.

As some preferred embodiments of the invention, an assembly assisting arm station and an assisting arm delivering device are further arranged on the conveying line, the assisting arm delivering device is used for conveying an assisting arm, the assisting arm delivering device is positioned above the assembly assisting arm station, and a nail pressing device and a nail feeding device are arranged on the left side and the right side of the assembly assisting arm station and are used for conveying rivets; a gasket installing device is arranged beside the power-assisted arm conveying device and comprises a gasket installing frame and a gasket inclined blanking channel, and gasket positioning U-shaped grooves are formed in the left end and the right end of the gasket installing frame; the power-assisted arm conveying device comprises a power-assisted arm conveying mechanical arm, a power-assisted arm conveying clamping plate is arranged at the end part of the power-assisted arm conveying mechanical arm, and a gasket clamping groove capable of clamping a gasket is formed in the power-assisted arm conveying clamping plate.

As some preferred embodiments of the invention, the four-hole conveying device comprises a four-hole conveying manipulator and an electromagnet.

According to some preferred embodiments of the invention, a compression torsion spring device is further arranged above the assembly power-assisted arm station, the compression torsion spring device comprises a telescopic compression torsion spring manipulator, and a compression spring end is arranged at the end part of the compression torsion spring manipulator.

As some preferred embodiments of the invention, the end of the plunger is flat.

As some preferred embodiments of the invention, a horizontal mounting hole is formed in the upper nailing device for placing a rivet, a punching pin is arranged in the upper nailing device, the punching pin can extend into the horizontal mounting hole, an inclined rivet feeding hole is further formed on the side edge of the upper nailing device, and the inclined rivet feeding hole is externally connected with a feeding air pipe.

According to some preferred embodiments of the invention, the nail pressing device comprises a nail pressing block, a nail pressing frame and a nail pressing cylinder, wherein a guide needle capable of translating is arranged in the nail pressing block, and the nail pressing frame is provided with a guide needle cylinder.

The invention has the beneficial effects that: the automatic assembling operation of the hinge can be automatically completed, and the production efficiency of the movable hinge is greatly improved.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a perspective view of a workpiece being machined in accordance with the present invention;

FIG. 2 is a perspective view of the present invention;

FIG. 3 is a schematic diagram of the operation of the present invention;

FIG. 4 is a perspective view of the present invention at a station for correspondingly assembling four holes;

FIG. 5 is a perspective view of a portion of the torsion spring feeding apparatus of the present invention;

FIG. 6 is a perspective view of the present invention at a station corresponding to the assembly of the assist arm;

FIG. 7 is a perspective view of a power transmission arm device, a gasket mounting device, and the like according to the present invention;

FIG. 8 is a perspective view of a feed assist arm robot portion of the present invention;

fig. 9 is a perspective view of the nail pressing device, the nail feeding device and the like in the invention.

Reference numerals:

the conveying line 100, the die 110, the hinge movable seat 120, the torsion spring 121, the four holes 122, the U-shaped middle joint 1211, the spiral part 1212, the bead part 1213, the rivet 123, the power assisting arm 124, the oil cylinder 1241, the gasket 125, the snap ring 126 and the double needle 127;

a torsion spring feeding device 200, a torsion spring feeding manipulator 210 and an inserting rod 220;

a four-hole feeding device 300 and a four-hole feeding manipulator 310;

a spin riveting apparatus 400;

the nail pressing device 500, the nail pressing block 510, the nail pressing frame 520, the nail pressing air cylinder 530, the guide needle 540 and the guide needle air cylinder 550;

the riveting device 600, the punching needle 610 and the inclined rivet feeding hole 620;

a power-assisted arm delivery device 700, a power-assisted arm delivery manipulator 710, a power-assisted arm clamping plate 720 and a gasket clamping groove 721;

the gasket installing device 800, the gasket installing frame 810, the gasket positioning U-shaped groove 811, the gasket inclined blanking channel 820 and the gasket pushing piece 830;

a compression torsion spring device 900, a compression torsion spring manipulator 910 and a compression spring end 911.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. Rather, the invention can be practiced without these specific details, i.e., those skilled in the art can more effectively describe the nature of their work to others skilled in the art using the description and illustrations herein. Furthermore, it should be noted that the terms "front side", "rear side", "left side", "right side", "upper side", "lower side", and the like used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from the geometric center of a specific part, respectively, and those skilled in the art should not understand that the technology beyond the scope of the present application is simply and innovatively adjustable in the directions. It should be understood that the specific embodiments described herein are merely illustrative of the present application and do not limit the scope of the actual protection. Well-known manufacturing methods, control procedures, component dimensions, material compositions, pipe arrangements, etc., have not been described in detail since they are readily understood by those of ordinary skill in the art, in order to avoid obscuring the present invention.

Referring to fig. 1, the hydraulic hinge includes a torsion spring 121 and four holes 122 mounted on a hinge movable seat 120, and the torsion spring 121 and the four holes 122 are fixed by rivets 123 penetrating through the hinge movable seat 120, and the four holes 122 can swing along the rivets 123. The hinge movable seat 120 is further provided with a power assisting arm 124, wherein the power assisting arm 124 is connected with the oil cylinder 1241 through a rotating shaft in advance. The swing shafts at the two ends of the power assisting arm 124 need to be sleeved with gaskets 125, the power assisting arm 124 is placed on the hinge movable seat 120 and then is riveted on the rivet 123, and the two ends of the rivet 123 are used as the swing shafts of the power assisting arm 124, so that the power assisting arm 124 can swing. And the other end of the cylinder 1241 is connected to the hinge movable base 120 through the process-changing mounting shaft. The four holes 122 are also provided with a small button 126, wherein the small button 126, the four holes 122 and the power assisting arm 124 are connected in a penetrating way through a double needle 127. The specific shape and the working principle of the hydraulic hinge can refer to the existing hydraulic hinge products, and are not described again.

Fig. 2 is a perspective view of an embodiment of the present invention, and referring to fig. 2, an embodiment of the present invention provides an automatic hydraulic hinge assembling machine, including a conveying line 100 and a mold 110 on the conveying line 100, wherein the mold 110 is used for fixing a workpiece, and the conveying line 100 is provided with an assembling movable seat station, a four-hole assembling station, a power assisting arm assembling station, and a movable connecting plate assembling station in sequence. In operation, referring to fig. 3, the mold 110 moves along the conveying direction of the conveying line 100, and is processed through each station, specifically, the hinge movable seat 120 is installed at the movable seat assembling station through the straight arm mounting device 130, the torsion springs 121 and the four holes 122 are installed at the four hole assembling station, the power assisting arm 124 and the oil cylinder 1241 are installed at the power assisting arm assembling station, the pocket 126 and the double needles 127 are installed at the movable connecting plate assembling station through the pocket mounting device 160, and finally, the assembled finished product is moved out of the mold 110 through the finished product conveying device 170 and is conveyed to the next process.

Referring to fig. 4, the conveying line 100 is further provided with a torsion spring conveying device 200 and a four-hole conveying device 300, the torsion spring conveying device 200 is used for conveying a torsion spring 121, the four-hole conveying device 300 is used for conveying a four-hole 122, the torsion spring conveying device 200 and the four-hole conveying device 300 are located above a four-hole assembling station, a nail pressing device 500 and a nail feeding device 600 are arranged on the left side and the right side of the four-hole assembling station, and the nail feeding device 600 is used for conveying rivets 123.

Referring to fig. 1, the torsion spring 121 includes a middle U-shaped middle node 1211, a spiral portion 1212 at both sides of the row, and a bead portion 1213. Referring to fig. 5, the torsion spring feeding device 200 includes a movable torsion spring feeding robot 210, and the lower end of the torsion spring feeding robot 210 is provided with an insertion rod 220, and the insertion rod 220 can be inserted into the U-shaped middle joint 1211. According to the design, the torsion spring 121 can be grabbed without a complex manipulator, after the torsion spring 121 is conveyed to an assembly station to be provided with rivets, the inserted link 220 can be pulled out, and the torsion spring conveying manipulator 210 leaves the torsion spring 121. The manipulator structure can adapt to the special shape of the torsion spring 121 without a complex clamping hand structure.

The motion mode of manipulator in this technique, including lift mode, translation mode, rotation mode etc. do not all do the injecing, specifically can refer to prior art, no longer gives unnecessary details here.

Reference will now be made in detail to some embodiments, wherein "an embodiment" is referred to herein as a particular feature, structure, or characteristic that may be included in at least one implementation of the present application. The appearances of the phrase "in an embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Furthermore, the details representative of one or more embodiments are not necessarily indicative of any particular order, nor are they intended to be limiting.

In embodiment 1, assuming that the transmission line 100 extends from left to right, the left side of the transmission line 100 is an input side, and the right side of the transmission line 100 is an output side, the transmission line 100 sequentially includes, from left to right, a straight arm mounting device 130, a torsion spring feeding device 200, a four-hole feeding device 300, a spin riveting device 400, a power arm feeding device 700, a torsion spring pressing device 900, a spin riveting device 400, a pin mounting device 140, a spin riveting device 400, an oil cylinder pin mounting device 150, a spin riveting device 400, a pocket mounting device 160, and a finished product conveying device 170.

In operation, the linear arm mounting device 130 delivers the hinged movable mount 120 (linear arm) to the molds 110, and the molds 110 advance along the conveyor line 100. Then the torsion spring device 200 delivers the torsion spring 121, the four-hole device 300 delivers the four-hole 122, and the rivet pressing device 500 and the rivet loading device 600 at the four-hole device 300 are assembled in a matching manner, and then the rivet 123 is riveted by the spin riveting device 400. Then the power-assisted arm device 700 transmits the power-assisted arm 124, the torsion spring pressing device 900 presses the torsion spring 121 in a matched manner, and the rivet screwing device 400 rivets the rivet 123 after the rivet pressing device 500 and the rivet loading device 600 at the power-assisted arm device 700 are assembled in a matched manner. Then, the pin mounting device 140 further mounts a rivet 123 to fix the joint between the oil cylinder 1241, the power assisting arm 124 and the hinge movable seat 120, and the spin riveting device 400 rivets the rivet 123 tightly. Then, the cylinder pin mounting device 150 is further provided with a rivet 123 to fix the joint between the tail end of the cylinder 1241 and the hinge movable seat 120, and the rivet 123 is riveted by the spin riveting device 400. Then, hook mounting device 160 carries hook 126 and mounts double needle 127. The final product handling device 170 transports the assembled workpiece from the die 110 to the next process.

In embodiment 2, the end of the insertion rod 220 is flat, so that the insertion rod can be more easily inserted into the U-shaped middle section of the torsion spring.

Embodiment 3, four-hole feeding device 300 includes four-hole feeding robot 310 and an electromagnet. The electromagnet is used for enabling the hinge plate feeding mechanical arm 310 to have magnetic force and sucking the hinge plate. The specific mounting position of the electromagnet is not limited. The specific shape of the hinge-feeding rocker arm 310 is determined according to the shape of the hinge rocker, and is not particularly limited herein.

In embodiment 4, referring to fig. 6, the conveying line 100 is further provided with a power feeding arm device 700, the power feeding arm device 700 is used for conveying the power arm 124, the power feeding arm device 700 is located above the power arm assembling station, the left and right sides of the power arm assembling station are provided with a nail pressing device 500 and a nail feeding device 600, and the nail feeding device 600 is used for conveying the rivets 123. The power assisting arm device 700 sends the power assisting arm and the oil cylinder to the hinge movable seat, then the nailing device sends out the rivet to connect the hinge movable seat and the power assisting arm in a penetrating way, and finally the nail pressing device rivets the rivet tightly, so that the assembly of the power assisting arm is completed.

Referring to fig. 7, a gasket installing device 800 is arranged beside the power transmission assisting arm device 700, the gasket installing device 800 comprises a gasket installing frame 810 and a gasket inclined blanking channel 820, and gasket positioning U-shaped grooves 811 are formed at the left end and the right end of the gasket installing frame 810. The washers are sequentially dropped onto the washer positioning U-shaped groove 811 of the washer inclined blanking passage 820 along the washer inclined blanking passage 820, in preparation for the subsequent washer setting operation.

Referring to fig. 8, the power transmission assisting arm device 700 includes a power transmission assisting arm manipulator 710, a power transmission assisting arm clamp 720 is disposed at an end of the power transmission assisting arm manipulator 710, and a gasket clamp slot 721 for clamping the gasket 125 is disposed on the power transmission assisting arm clamp 720. Thus, the washer is properly gripped by the washer-catching slot 721 of the carrier arm chuck plate 720 while the carrier arm robot 710 grips the workpiece.

During specific work, the power-assisted arm provided with the oil cylinder is firstly sent to the gasket mounting device 800, then the gasket falls onto the gasket positioning U-shaped groove 811 of the gasket inclined blanking channel 820 along the gasket inclined blanking channel 820, and at the moment, the gasket only reaches the side of the power-assisted arm and is not sleeved into the power-assisted arm. Then the power-assisted arm conveying device 700 grabs the power-assisted arm together with the gasket and conveys the power-assisted arm to a power-assisted arm assembling station, then the nailing device conveys out a rivet to connect the hinge movable seat, the power-assisted arm and the gasket in a penetrating way, and finally the rivet is riveted by the rivet pressing device. After the assist arm is assembled, the assist arm device 700 is removed from the assist arm.

Gasket pushing pieces 830 are arranged on the left side and the right side of the gasket mounting frame 810 and used for pushing the gaskets in the U-shaped grooves 811 into the gasket clamping grooves 721 of the power-assisted arm clamping plates 720, and the aligned positions are convenient for the subsequent rivet penetrating process. The washer pusher 830 may be controlled by a motor, a cylinder, a slider drive, or other known techniques, and is not limited thereto.

Embodiment 5, the assembly helping hand arm station top still is provided with presses torsional spring device 900, presses torsional spring device 900 including the telescopic and presses torsional spring manipulator 910, presses torsional spring manipulator 910 tip and is provided with pressure spring end 911 for pushing down the packing ring perk part, is convenient for install the helping hand arm. Wherein the design of the compression spring end 911 may be elongated linear or otherwise shaped as desired to avoid other components of the hinge.

In embodiment 6, referring to fig. 9, a horizontal installation hole is formed in the nailing device 600 for placing the rivet 123, a punching pin 610 is disposed in the nailing device 600, the punching pin 610 can extend into the horizontal installation hole, an inclined rivet feeding hole 620 is further formed in the side edge of the nailing device 600, and the inclined rivet feeding hole 620 is externally connected to a feeding air pipe. The rivet 123 is pneumatically fed into the horizontal installation hole through the rivet feed hole 620, and then the punch pin 610 ejects the rivet 123 so that the rivet 123 is inserted into a predetermined position.

The nail pressing device 500 comprises a nail pressing block 510, a nail pressing frame 520 and a nail pressing cylinder 530, wherein a translatable guide needle 540 is arranged in the nail pressing block 510, and a guide needle cylinder 550 is arranged on the nail pressing frame 520. The guide pin 540 is used for guiding the rivet to penetrate into the corresponding position of the movable hinge seat, and usually, the end of the guide pin 540 is provided with a groove or other structures for aligning with the rivet, and the specific shape refers to other similar devices in the prior art. The nail pressing cylinder 530 is used for controlling the movement of the nail pressing frame 520, the nail pressing block 510, the guide needle cylinder 550 and the like move together with the nail pressing frame 520, and the guide needle cylinder 550 controls the movement of the guide needle 540. In operation, the nail pressing cylinder 530 controls the nail pressing block 510 to abut against a preset position of the hinge movable seat, and then the guide pin cylinder 550 controls the guide pin 540 to guide the rivet to penetrate into the hinge movable seat when the rivet is about to penetrate.

The present invention can be modified and adapted appropriately from the above-described embodiments, according to the principles described above. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and variations of the present invention should fall within the scope of the claims of the present invention.

Claims

1. The utility model provides an automatic kludge of hydraulic hinge, include transmission line (100) and mould (110) on transmission line (100), mould (110) are used for fixed work piece, have set gradually assembly sliding seat station, assembly four-hole station, assembly helping hand arm station, assembly swing joint board station on transmission line (100), its characterized in that: the conveying line (100) is further provided with a torsion spring conveying device (200) and a four-hole conveying device (300), the torsion spring conveying device (200) is used for conveying a torsion spring (121), the four-hole conveying device (300) is used for conveying four holes (122), the torsion spring conveying device (200) and the four-hole conveying device (300) are located above the four-hole assembling station, nail pressing devices (500) and nail feeding devices (600) are arranged on the left side and the right side of the four-hole assembling station, and the nail feeding devices (600) are used for conveying rivets (123);

the torsion spring (121) comprises a middle U-shaped middle section (1211), spiral parts (1212) arranged at two sides and a batten part (1213);

the torsion spring conveying device (200) comprises a movable torsion spring conveying mechanical arm (210), an inserting rod (220) is arranged at the lower end of the torsion spring conveying mechanical arm (210), and the inserting rod (220) can be inserted into the U-shaped middle joint part (1211).

2. The automatic hydraulic hinge assembling machine according to claim 1, characterized in that: the conveying line (100) is further provided with a power-assisted arm conveying device (700), the power-assisted arm conveying device (700) is used for conveying a power-assisted arm (124), the power-assisted arm conveying device (700) is located above an assembly power-assisted arm station, the left side and the right side of the assembly power-assisted arm station are provided with a nail pressing device (500) and a nail feeding device (600), and the nail feeding device (600) is used for conveying rivets (123);

a gasket installing device (800) is arranged beside the power feeding arm device (700), the gasket installing device (800) comprises a gasket installing frame (810) and a gasket inclined blanking channel (820), and gasket positioning U-shaped grooves (811) are formed in the left end and the right end of the gasket installing frame (810);

the power-assisted arm conveying device (700) comprises a power-assisted arm conveying mechanical arm (710), a power-assisted arm conveying clamping plate (720) is arranged at the end part of the power-assisted arm conveying mechanical arm (710), and a gasket clamping groove (721) capable of clamping a gasket (125) is formed in the power-assisted arm conveying clamping plate (720).

3. The automatic hydraulic hinge assembling machine according to claim 1, characterized in that: the four-hole conveying device (300) comprises a four-hole conveying manipulator (310) and an electromagnet.

4. The automatic hydraulic hinge assembling machine according to claim 2, characterized in that: and a compression torsion spring device (900) is further arranged above the assembling power-assisted arm station, the compression torsion spring device (900) comprises a telescopic compression torsion spring manipulator (910), and a compression spring end (911) is arranged at the end part of the compression torsion spring manipulator (910).

5. The automatic hydraulic hinge assembling machine according to claim 1, characterized in that: the end part of the inserted bar (220) is flat.

6. The automatic hydraulic hinge assembling machine according to claim 1 or 2, wherein: go up and follow closely horizontal mounting hole in device (600) and be used for placing rivet (123), it has towards needle (610) to go up to follow closely device (600) embeds, it can stretch into to dash needle (610) horizontal mounting hole, it has slope rivet feed port (620) still to open to go up nail device (600) side, the external air feed pipe of slope rivet feed port (620).

7. The automatic hydraulic hinge assembling machine according to claim 6, wherein: the nail pressing device (500) comprises a nail pressing block (510), a nail pressing frame (520) and a nail pressing cylinder (530), wherein a guide needle (540) capable of translating is arranged in the nail pressing block (510), and a guide needle cylinder (550) is arranged on the nail pressing frame (520).