CN111515307A

CN111515307A - Riveting equipment

Info

Publication number: CN111515307A
Application number: CN202010470685.1A
Authority: CN
Inventors: 黄丛林; 史运节; 刘钢; 徐立平
Original assignee: Shenzhen Huayuanda Technology Co ltd
Current assignee: Shenzhen Huayuanda Technology Co ltd
Priority date: 2020-05-28
Filing date: 2020-05-28
Publication date: 2020-08-11

Abstract

The invention discloses riveting equipment which comprises a rack, a transferring platform, a pressing mechanism and a supporting assembly, wherein the transferring platform, the pressing mechanism and the supporting assembly are arranged on the rack, the transferring platform comprises a rotary table, a plurality of jigs arranged on the rotary table and a first driving mechanism for driving the rotary table to rotate, a plurality of annular avoiding holes are formed in the rotary table, the jigs are correspondingly arranged at the avoiding holes one by one, and each jig comprises a base arranged on the rotary table, a carrier which is in sliding connection with the base and can pass through the avoiding holes, and a first elastic assembly which is respectively connected with the base and the carrier; the pressing mechanism is positioned above the turntable and can drive the carrier to pass through the avoiding hole; the supporting component is positioned below the turntable and can be abutted against the carrier passing through the avoiding hole. The invention is beneficial to avoiding the direct pressure on the rotary table.

Description

Riveting equipment

Technical Field

The invention relates to the technical field of riveting, in particular to riveting equipment.

Background

The riveting and pressing equipment is a machine which utilizes punching machine equipment and a special connecting die to process through instant strong high pressure, and generally comprises a turntable, a plurality of jigs arranged on the turntable, a pressing mechanism and a supporting mechanism used for supporting the turntable.

When the existing riveting equipment drives the jig to move to the position under the pressing mechanism in the riveting process, the supporting mechanism can support the turntable, and then the pressing mechanism can be used for riveting a part to be riveted in the jig. However, the force of pressing is too large, and the rotary disc still deforms after being used for a long time, so that the riveting precision is affected.

Disclosure of Invention

The invention mainly aims to provide riveting equipment and aims to solve the technical problem that an existing riveting mode can damage a turntable.

In order to solve the technical problems, the invention provides riveting equipment which comprises a rack, a transferring platform, a pressing mechanism and a supporting assembly, wherein the transferring platform, the pressing mechanism and the supporting assembly are arranged on the rack; the pressing mechanism is positioned above the turntable and can drive the carrier to pass through the avoiding hole; the supporting component is positioned below the turntable and can be abutted against the carrier passing through the avoiding hole.

Preferably, the carrier is provided with a guide hole, and the base is provided with a guide post inserted in the guide hole.

Preferably, the support component is provided with a first positioning hole, and the carrier is provided with a first positioning column which can be inserted into the first positioning hole.

Preferably, the carrier is provided with a second positioning hole, and the pressing mechanism is provided with a second positioning column which can be inserted into the second positioning hole.

Preferably, the turntable comprises a mounting table which can be in transmission connection with the first driving mechanism and a plurality of sector plates which are arranged on the circumference of the mounting table, and each sector plate is provided with one of the clearance holes.

Preferably, the first driving mechanism comprises a motor and an indexer, the motor and the indexer are arranged on the rack, an input shaft of the indexer is in transmission connection with an output shaft of the motor, and an output shaft of the indexer is in transmission connection with the turntable.

Preferably, the riveting and pressing equipment further comprises a positioning device for positioning the rotary disc, wherein the positioning device comprises a plurality of light shielding sheets which are arranged on the rotary disc and correspond to the jigs one to one, and photoelectric switches arranged on the rack.

Preferably, the carrier comprises a mounting plate arranged on the base through the first elastic component, an abutting block arranged on one side of the mounting plate facing the turntable and capable of passing through the avoiding hole and abutting against the supporting component, and a fixing block arranged on one side of the mounting plate far away from the turntable and used for fixing a component to be riveted.

Preferably, the pressing mechanism comprises an installation block which is arranged on the rack in a sliding mode and can move towards the jig, a pressure head which is arranged on the installation block and can abut against a part to be riveted on the jig, and a second driving mechanism which drives the installation block to move.

Preferably, the riveting and pressing device further comprises a second elastic component which is arranged on the pressing mechanism and can be abutted to the carrier.

According to the riveting equipment provided by the embodiment of the invention, the avoidance hole is formed in the turntable, the carrier is arranged on the base in a sliding manner, and the first elastic assembly is used for connecting the base and the carrier, so that the carrier passes through the avoidance hole to be abutted against the supporting assembly after being subjected to the pressure applied by the pressing mechanism, the turntable is favorably prevented from being directly subjected to the pressure, and the service life of the turntable is prolonged. Meanwhile, the supporting component can be fixedly arranged on the rack, and a driving device for driving the supporting component to move is not required to be arranged according to the existing mode, so that the manufacturing cost is favorably reduced.

Drawings

FIG. 1 is a schematic structural diagram of a riveting apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of the transfer platform shown in FIG. 1;

FIG. 3 is a schematic view of the base portion structure shown in FIG. 2;

FIG. 4 is a schematic structural view of the carrier shown in FIG. 2;

FIG. 5 is a schematic view of the carrier and first resilient component shown in FIG. 2;

FIG. 6 is a schematic structural view of the frame, the pressing mechanism and the support assembly shown in FIG. 1;

FIG. 7 is a schematic structural view of the stitching mechanism shown in FIG. 6;

FIG. 8 is a schematic structural view of the turntable shown in FIG. 2;

fig. 9 is a schematic structural view of the first elastic member shown in fig. 2.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be illustrative of the present invention and should not be construed as limiting the present invention, and all other embodiments that can be obtained by one skilled in the art based on the embodiments of the present invention without inventive efforts shall fall within the scope of protection of the present invention.

The invention provides a riveting device, which can be used for riveting the positive electrode and the negative electrode of a battery cover, as shown in fig. 1 and fig. 2, the riveting device comprises a frame 1000, a transferring platform 2000, a pressing mechanism 3000 and a support assembly 4000, wherein the transferring platform 2000 is arranged on the frame 1000, the transferring platform 2000 comprises a rotary table 2100, a plurality of jigs 2200 arranged on the rotary table 2100 and a first driving mechanism 2300 driving the rotary table 2100 to rotate, the rotary table 2100 is provided with a plurality of annularly arranged clearance holes 2121, the jigs 2200 are correspondingly arranged at the clearance holes 2121 one by one, the jig 2200 comprises a base 2210 arranged on the rotary table 2100, a carrier 2220 slidably connected with the base 2210 and capable of passing through the clearance holes 2121, and a first elastic assembly 2230 respectively connecting the base 2210 and the carrier 2220; the pressing mechanism 3000 is located above the turntable 2100 and can drive the carrier 2220 to pass through the clearance hole 2121; the support assembly 4000 is located below the turntable 2100 and may abut the carrier 2220 passing through the clearance hole 2121.

In this embodiment, the frame 1000 has a frame structure, and is preferably L-shaped as a whole. Meanwhile, in order to facilitate placement and movement of the riveting and pressing equipment, the bottom of the rack 1000 is further provided with a plurality of foot cups 1100 and universal wheels 1200, and the specific number can be four foot cups 1100 and four universal wheels 1200. The transfer platform 2000 comprises a turntable 2100, a jig 2200 and a first driving mechanism 2300, wherein the turntable 2100 is preferably a circular aluminum plate with a certain thickness, so that the weight of the turntable 2100 is reduced, meanwhile, the turntable 2100 is provided with a plurality of avoiding holes 2121, the plurality of avoiding holes 2121 are annularly arranged around the circumference of the turntable 2100, the specific number of avoiding holes 2121 can be set according to the actual part 5000 to be riveted, if the part 5000 to be riveted has more components, the avoiding holes 2121 can be additionally arranged, and the jig 2200 is additionally arranged on the turntable 2100. As for the arrangement of the turntable 2100, it may be rotatably provided on the frame 1000 and then driven by the first driving mechanism 2300, or may be directly provided on the output shaft of the first driving mechanism 2300. The jigs 2200 are disposed at the avoiding holes 2121 in a one-to-one correspondence, and the jig 2200 includes a base 2210 disposed on the turntable 2100, a carrier 2220 slidably disposed on the base 2210 and capable of passing through the avoiding holes 2121, and a first elastic member 2230 connecting the base 2210 and the carrier 2220, respectively. The base 2210 is preferably formed of two block bodies oppositely disposed in the circumferential direction of the avoiding hole 2121, but the base 2210 may be a ring-shaped block disposed around the avoiding hole 2121. The carrier 2220 is provided with a receiving cavity adapted to the member 5000 to be riveted, so that the parts in the member 5000 to be riveted can be sequentially placed in the receiving cavity, and the manner of slidably connecting the carrier 2220 and the base 2210 and the structure of the first elastic component 2230 may be set according to the conventional manner. The stitching mechanism 3000 is located above the turntable 2100, and the support assembly 4000 is located below the turntable 2100. In specific operation, the pressing mechanism 3000 rivets the to-be-riveted part 5000 on the carrier 2220, so that a partial region of the carrier 2220 can be driven to pass through the avoiding hole 2121 and abut against the support assembly 4000, thereby supporting the carrier 2220, and facilitating to prevent the turntable 2100 from being directly stressed. In this embodiment, the turntable 2100 is provided with the clearance holes 2121, the carrier 2220 is slidably disposed on the base 2210, and the first elastic element 2230 is utilized to connect the base 2210 and the carrier 2220, so that the carrier 2220 passes through the clearance holes 2121 to abut against the support element 4000 after being subjected to the pressure applied by the pressing mechanism 3000, thereby being beneficial to avoiding the turntable 2100 from being directly subjected to the pressure, and thus increasing the service life of the turntable 2100. Meanwhile, the support assembly 4000 may be fixedly disposed on the frame 1000 without providing a driving device for driving the support assembly 4000 to move according to an existing manner, thereby facilitating reduction of manufacturing cost.

In a preferred embodiment, as shown in fig. 3 and 4, in order to facilitate the sliding connection of the carrier 2220 and the base 2210, it is preferable that the carrier 2220 is provided with guide holes 2224, the base 2210 is provided with guide posts 2211, and the guide posts 2211 are inserted into the guide holes 2224. The number of the guide holes 2224 and the number of the guide posts 2211 are the same, and in this embodiment, it is preferable that the number of the guide holes 2224 and the number of the guide posts 2211 are four, and the guide holes 2224 are arranged around the circumference of the carrier 2220.

In a preferred embodiment, as shown in fig. 5 and 6, in order to facilitate positioning of the carrier 2220 when abutting against the support assembly 4000, it is preferable that the support assembly 4000 is provided with a first positioning hole 4210, the bottom of the carrier 2220 is provided with a first positioning post 2225, and the first positioning post 2225 can be inserted into the first positioning hole 4210, so as to facilitate preventing the carrier 2220 from sliding after abutting against the support assembly 4000. Preferably, the insertion end of the first positioning post 2225 is spherical or provided with a chamfer, so that the first positioning post 2225 can be conveniently inserted into the first positioning hole 4210, the opening end of the first positioning hole 4210 can also be set to be flared gradually from inside to outside, the number of the first positioning holes 4210 and the number of the first positioning posts 2225 can be arranged according to actual conditions, and in this embodiment, it is preferable that the number of the first positioning holes 4210 and the number of the first positioning posts 2225 are both two.

In a preferred embodiment, as shown in fig. 4 and 7, in order to facilitate the positioning of the pressing mechanism 3000 when contacting the carrier 2220, the carrier 2220 is provided with a second positioning hole 2226, the pressing mechanism 3000 is provided with a second positioning column 3210, and the second positioning column 3210 can be inserted into the second positioning hole 2226, so that the pressing mechanism 3000 can position the component to be riveted 5000 on the carrier 2220 during riveting, thereby improving the accuracy of riveting. Preferably, the inserting end of the second positioning post 3210 is spherical or provided with a chamfer, so that the second positioning post 3210 can be inserted into the second positioning hole 2226 conveniently, the opening end of the second positioning hole 2226 can also be set to be flared gradually from inside to outside, the number of the second positioning holes 2226 and the second positioning posts 3210 can be arranged according to actual conditions, and in this embodiment, the number of the second positioning holes 2226 and the second positioning posts 3210 is preferably four. At this time, it is preferable that the diameter of the guide hole 2224 is slightly larger than the diameter of the guide post 2211, for example, 0.5mm, so as to be beneficial to eliminating the installation error of the jig 2200, and the specific working principle is that after the second positioning post 3210 is inserted into the second positioning hole 2226, the position of the carrier 2220 can be adjusted according to the position of the second positioning post 3210, so as to achieve the purpose of accurately positioning the riveting point.

In a preferred embodiment, as shown in fig. 2 and 8, to facilitate the manufacture of the turntable 2100, the turntable 2100 includes a mounting table 2110 and a plurality of sector plates 2120, and each sector plate 2120 has one of the clearance holes 2121, i.e., each sector plate 2120 is provided with one jig 2200. The mounting table 2110 is preferably in the shape of a circular truncated cone, the mounting table 2110 is in transmission connection with an output shaft of the first driving mechanism 2300, and preferably six fan-shaped plates 2120 (i.e., the jig 2200 is also six), i.e., the fan foot of each fan-shaped plate 2120 is 60 °, so that six fan-shaped plates 2120 are combined to form a circular disc on the mounting table 2110. The fan-shaped plate 2120 is preferably fixed to the mounting table 2110 by screws, and the connecting block 2130 is also used to connect two adjacent fan-shaped plates 2120, so that the stability of the fan-shaped plate 2120 is increased.

In a preferred embodiment, as shown in fig. 2, to facilitate the angle of rotation of the driving turntable 2100, the first driving mechanism 2300 includes a motor 2310 and an indexer 2320 disposed on the gantry 1000. An output shaft of the motor 2310 is connected with an input shaft of the indexer 2320, and an output shaft of the indexer 2320 is connected with the rotating disc 2100 (i.e., the mounting table 2110), so that the rotating disc 2100 can be controlled to stop after rotating by a preset angle, that is, the rotating disc 2100 stops moving when one of the jigs 2200 is located right below the pressing mechanism 3000.

In a preferred embodiment, in order to further precisely control the stop position of the turntable 2100, a positioning device for positioning the turntable 2100 is further included, and the positioning device includes a light shielding sheet and an electro-optical switch. The number of the light-shielding sheets corresponds to the number of the jigs 2200 (that is, one light-shielding sheet is disposed on each of the fan-shaped plates 2120), and the optoelectronic switch is preferably disposed on the frame 1000. When the turntable 2100 drives the light shielding plate to rotate to a position between the transmitting end and the receiving end of the photoelectric switch, the receiving end of the photoelectric switch sends out a corresponding signal after receiving no light, so as to control the first driving mechanism 2300 to stop operating.

In a preferred embodiment, as shown in fig. 4 and 5, the carrier 2220 includes a mounting plate 2221, an abutting block 2222 and a fixing block 2223, the mounting plate 2221 is connected to the base 2210 by a first elastic element 2230, the abutting block 2222 is located at the bottom of the mounting plate 2221 so that the abutting block 2222 can be abutted to the support assembly 4000 after passing through the clearance hole 2121, the fixing block 2223 is disposed at the top of the mounting plate 2221, and the receiving cavity is located on the fixing block 2223. At this time, preferably, the guiding hole 2224 and the second positioning hole 2226 are both located on the mounting plate 2221, and the first positioning post 2225 is located at the bottom of the abutting block 2222, and the avoiding hole 2121 may have a size and a shape matched with the abutting block 2222.

In a preferred embodiment, as shown in fig. 6 and 7, in order to facilitate the pressing mechanism 3000 to rivet the component to be riveted 5000 on the carrier 2220, the pressing mechanism 3000 includes a mounting block 3100, a pressing head 3200, and a second driving mechanism 3300. Wherein, the mounting block 3100 is slidably connected to the frame 1000 and is movable toward the jig 2200, preferably, the mounting block 3100 is connected to the frame 1000 by a linear guide, the pressing head 3200 is disposed on the mounting block 3100, and the mounting block 3100 has a plurality of riveting portions, and the positions and the number of the riveting portions are arranged according to the riveting points of the component 5000 to be riveted. A second drive mechanism 3300 is disposed on the frame 1000 and drivingly connected to the mounting block 3100, thereby facilitating driving movement of the mounting block 3100. In this case, the second driving mechanism 3300 is preferably a linear cylinder, and an output shaft of the linear cylinder is preferably connected to the mounting block 3100. Meanwhile, in order to improve the stability of the cylinder during operation, the frame 1000 is further provided with a gas storage tank 1300 for supplying gas to the cylinder, so that the phenomenon that the cylinder directly uses a common gas source to cause instability is avoided. In this case, the second positioning posts 3210 are preferably provided on the pressing head 3200.

In a preferred embodiment, as shown in fig. 4 and 7, in order to avoid damage caused by an excessively fast speed of the carrier 2220 when it is reset, the pressing mechanism 3000 (i.e., the pressing head 3200) is further provided with a second elastic element 3220, and the second elastic element 3220 can abut against the carrier 2220 (i.e., the mounting plate 2221), so that when the pressing mechanism 3000 rivets the to-be-riveted part 5000 on the carrier 2220, the second elastic element 3220 will be compressed by a certain length after contacting with the carrier 2220, and when the pressing mechanism 3000 is separated from the to-be-riveted part 5000, the second elastic element 3220 needs to extend out, so as to reduce the speed of resetting the carrier 2220. It is preferable that the number of the second elastic members 3220 is two and is disposed in the circumferential direction of the ram 3200, and as for the form of the second elastic members 3220, a nitrogen spring may be used. At this time, in order to adjust the speed of the carrier 2220 to reset, it is preferable that the carrier 2220 (i.e., the mounting plate 2221) is provided with a detachable pad 2228, and the specific connection manner is preferably a screw, so that the compression amount of the second elastic element 3220 can be changed by the pads 2228 with different thicknesses, thereby changing the speed of the carrier 2220 to reset.

In a preferred embodiment, as shown in fig. 2, 4, 5 and 9, to facilitate the return of the drive carrier 2220, the first resilient member 2230 includes a connecting post 2231 and a return spring 2232. Wherein, the carrier 2220 (i.e. the mounting plate 2221) is provided with a mounting hole 2227, one end of the connecting post 2231 is connected with the base 2210 (the connection mode may be a threaded connection), the other end is inserted into the mounting hole 2227, the return spring 2232 is sleeved on the connecting post 2231, and two ends of the return spring 2232 are respectively connected with the base 2210 and the carrier 2220. As for the number of the first elastic assemblies 2230, it is preferable that the number of the first elastic assemblies 2230 is four in this embodiment, and four mounting holes 2227 are correspondingly disposed on the carrier 2220. At this time, it is preferable that the end of the connecting post 2231 away from the base 2210 is provided with a position-limiting portion 2233, and the position-limiting portion 2233 is located outside the mounting hole 2227, so that the movement distance for resetting the carrier 2220 is limited by the position-limiting portion 2233, and the carrier 2220 is prevented from being detached from the connecting post 2231.

In a preferred embodiment, as shown in fig. 1 and 6, the support assembly 4000 comprises a base plate 4100 and a support plate 4200, the base plate 4100 is disposed on the frame 1000, and the support plate 4200 is detachably disposed on the base plate 4100, and is fixed by screws. At this time, the first positioning hole 4210 is located on the support plate 4200.

The above is only a part or preferred embodiment of the present invention, and neither the text nor the drawings should limit the scope of the present invention, and all equivalent structural changes made by the present specification and the contents of the drawings or the related technical fields directly/indirectly using the present specification and the drawings are included in the scope of the present invention.

Claims

1. A riveting device is characterized by comprising a rack, a transferring platform, a pressing mechanism and a supporting assembly, wherein the transferring platform, the pressing mechanism and the supporting assembly are arranged on the rack, the transferring platform comprises a rotary table, a plurality of jigs arranged on the rotary table and a first driving mechanism for driving the rotary table to rotate, a plurality of annular avoiding holes are formed in the rotary table, the jigs are correspondingly arranged at the avoiding holes one by one, and each jig comprises a base arranged on the rotary table, a carrier which is connected with the base in a sliding mode and can penetrate through the avoiding holes, and a first elastic assembly which is respectively connected with the base and the carrier; the pressing mechanism is positioned above the turntable and can drive the carrier to pass through the avoiding hole; the supporting component is positioned below the turntable and can be abutted against the carrier passing through the avoiding hole.

2. The riveting apparatus of claim 1, wherein the carrier is provided with a guide hole, and the base is provided with a guide post inserted into the guide hole.

3. The riveting apparatus of claim 1, wherein the support assembly is provided with a first positioning hole, and the carrier is provided with a first positioning post that can be inserted into the first positioning hole.

4. The riveting and pressing device of claim 1, wherein the carrier is provided with a second positioning hole, and the pressing mechanism is provided with a second positioning column which can be inserted into the second positioning hole.

5. The riveting apparatus of claim 1, wherein the turntable comprises a mounting table drivingly connected to the first driving mechanism and a plurality of sector plates arranged circumferentially on the mounting table, the sector plates having one of the clearance holes.

6. The riveting apparatus of claim 1, wherein the first driving mechanism comprises a motor and an indexer, the motor and the indexer are arranged on the frame, an input shaft of the indexer is in transmission connection with an output shaft of the motor, and an output shaft of the indexer is in transmission connection with the rotary table.

7. The riveting and pressing equipment of claim 1, further comprising a positioning device for positioning the rotating discs, wherein the positioning device comprises a plurality of light shielding sheets which are arranged on the rotating discs and correspond to the jigs one to one, and photoelectric switches arranged on the rack.

8. The riveting apparatus of claim 1, wherein the carrier comprises a mounting plate disposed on the base through the first elastic component, an abutting block disposed on a side of the mounting plate facing the turntable and capable of abutting against the supporting component through the clearance hole, and a fixing block disposed on a side of the mounting plate away from the turntable and used for fixing a component to be riveted.

9. The riveting press device of claim 1, wherein the pressing mechanism comprises a mounting block slidably disposed on the frame and movable toward the jig, a pressing head disposed on the mounting block and capable of abutting against a component to be riveted on the jig, and a second driving mechanism for driving the mounting block to move.

10. The riveting apparatus of claim 1, further comprising a second resilient component disposed on the pressing mechanism and abuttable to the carrier.