Screw driving device capable of improving assembling efficiency of vehicle lamp

Abstract

The invention discloses a screw driving device capable of improving the assembling efficiency of a vehicle lamp. The screw driving device comprises a main machine body, two reciprocating conveying modules, two vehicle lamp positioning clamps, an automatic screw feeding machine and an automatic screw driving mechanism. The main machine body comprises a machine table, and a taking and placing station and a locking station are formed on the top face of the machine table. The two reciprocating conveying modules are longitudinally installed on the top face of the machine table side by side. The automatic screw feeding machine is arranged outside one side of the machine table and conveys screws to the automatic screw driving mechanism. The automatic screw driving mechanism comprises a base frame transversely erected on the locking station, a second linear module transversely installed on the top of the base frame, a lateral conveying base installed on the second linear module, a third linear module vertically installed on the lateral conveying base and a screw driving unit installed on the third linear module. The screw driving unit comprises a base, a lifting guide rail, a screw twisting module, a bottom plate, a lifting driving module and a screw positioning module. The automobile lamp assembling efficiency is improved.

Description

Technical Field

[0001] The invention relates to the technical field of vehicle lamp assembly equipment, and in particular to a screw driving device for improving vehicle lamp assembly efficiency. Background Art

[0002] Screws are one of the essential parts in the process of assembling headlights. For example, screws are needed to lock the circuit board in the lamp housing and the inner lens in the cover. The traditional method of locking screws is to manually tighten the screws to the parts that need to be assembled with each other. In order to reduce the labor intensity of manual labor and improve production efficiency, a fixture is installed on the workbench to position the parts to be assembled with each other before locking, and an electric screwdriver is used to lock the screws. However, the placement and screwing of this screw-locking structure are both done manually, and the screwing efficiency is greatly affected by the workers, resulting in low efficiency in headlight assembly. Summary of the invention

[0003] The object of the present invention is to provide a screw driving device for improving the assembly efficiency of a vehicle lamp.

[0004] To achieve the above object, the present invention provides the following technical solutions:

[0005] A screw driving device for improving the efficiency of lamp assembly comprises a main body, two groups of reciprocating conveying modules, two sets of lamp positioning fixtures, an automatic nail feeding machine and an automatic screw driving mechanism; the main body comprises a machine platform, and a top surface of the machine platform is sequentially formed with a pick-up and placement station and a locking station from the front end to the rear end; the two groups of reciprocating conveying modules are longitudinally installed side by side on the top surface of the machine platform, and each reciprocating conveying module comprises a forward conveying seat capable of longitudinally reciprocating between the pick-up and placement station and the locking station and a first linear module for driving the forward conveying seat to transport between the pick-up and placement station and the locking station; each forward conveying seat is detachably mounted with a lamp positioning fixture, and the lamp components assembled with each other are positioned by the lamp positioning fixture;

[0006] The automatic nail feeding machine is arranged outside one side of the machine platform, and a conveying hose is arranged between the automatic nail feeding machine and the automatic screw driving mechanism to convey screws to the automatic screw driving mechanism;

[0007] The automatic screw-driving mechanism comprises a base frame horizontally erected on the locking station, a second linear module horizontally mounted on the top of the base frame, a lateral conveying seat mounted on the second linear module, a third linear module vertically mounted on the lateral conveying seat, and a screw-driving unit mounted on the third linear module, wherein the second linear module is used to drive the lateral conveying seat to reciprocate horizontally on both sides of the locking station, and the third linear module is used to drive the screw-driving unit to reciprocate vertically between the lateral conveying seat and the machine table.

[0008] The screw-driving unit comprises a base arranged on the third linear module, a vertical lifting guide rail installed on the base, a screw-twisting module arranged on the lifting guide rail and capable of sliding up and down along the lifting guide rail, a bottom plate arranged at the bottom of the base and located below the lifting guide rail, a lifting drive module arranged on the top surface of the bottom plate and used to drive the screw-twisting module to slide up and down along the lifting guide rail, and a screw positioning module arranged on the bottom surface of the bottom plate and connected to the conveying hose, wherein the screw-twisting module is formed with a screw-twisting rod for screwing, so that workers can place the headlight components on the headlight positioning fixture of the reciprocating conveying module at the pick-up and place station After being assembled with each other and positioned with the car light positioning fixture, the reciprocating conveying module transports the forward conveying seat from the pick-and-place station to the locking station, and the screws are input into the screw positioning module from the conveying hose. Under the cooperation of the second linear module, the third linear module and the lifting drive module, the screw positioning module and the screw turning module are moved to the positions of the car light components to be screwed in sequence, and with the cooperation of the screw positioning module and the screw turning module, the screws are driven in sequence with the turning rod; at the same time, the workers can assemble the car light components with each other on the car light positioning fixture of another reciprocating conveying module at the pick-and-place station.

[0009] As a further technical solution of the present invention: the screw positioning module comprises a positioning seat arranged on the bottom surface of the base plate, a positioning clamp which can be opened and closed and is arranged at the bottom of the positioning seat, a swing block driving component arranged at the front end of the positioning seat and a clamp driving component arranged at the rear end of the positioning seat; when the positioning clamp is in a closed state, a clamp cavity which can accommodate a screw is formed inside it; the top of the positioning seat is provided with a first opening connected to a conveying hose at the adjacent front end and a second opening for a twisting rod to pass through or out at the adjacent rear end, the second opening is opposite to the clamp cavity up and down, the front end of the positioning seat is provided with an intersection where the first opening, the second opening and the clamp cavity meet, and a swing block is hinged at the intersection, and the swing block driving component is used to bring The movable pendulum block swings in or out relative to the intersection, and a through-channel is formed in the pendulum block to connect the first opening with the clamping cavity when the pendulum block swings into the intersection; the clamp driving component is used to drive the positioning clamp switch, so that when the positioning clamp is closed, the pendulum block driving component drives the pendulum block to swing into the intersection, and the screw is input from the conveying hose along the first opening and the through-channel to the clamping cavity; then, the pendulum block driving component drives the pendulum block to swing out of the intersection, and under the drive of the lifting drive module, the twisting rod penetrates into the clamping cavity along the second opening and the intersection to magnetically attract the screw; finally, the clamp driving component drives the positioning clamp to open, and under the drive of the lifting drive module, the twisting rod together with the screw extends toward the position where the screw is to be driven in the headlight component, and the screw is driven in.

[0010] As a further technical solution of the present invention: the screw-twisting module includes a rotating driving member for driving the screw-twisting rod to rotate.

[0011] Compared with the prior art, the beneficial effects of the present invention are as follows: the present invention proposes a screw driving device for improving the efficiency of headlight assembly through the cooperation between a main body, two groups of reciprocating conveying modules, two sets of headlight positioning fixtures, an automatic nail feeding machine and an automatic screw driving mechanism. After workers assemble the headlight components on the headlight positioning fixture at the pick-and-place station, the headlight positioning fixture positions the assembled headlight components, and transports them from the pick-and-place station to the locking station along with the forward conveying seat. The automatic screw driving mechanism automatically screws the headlight components without manual screw driving, thereby effectively improving the efficiency of headlight assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 Schematic diagram of a screw-driving device for improving the efficiency of lamp assembly.

[0013] Figure 2 A partial view of the screw-driving device used to improve the efficiency of lamp assembly.

[0014] Figure 3 This is a schematic diagram of the automatic screw driving mechanism.

[0015] Figure 4 This is a schematic diagram of the screw driving unit.

[0016] Figure 5 This is a schematic diagram of the screw positioning module.

[0017] Figure 6 The schematic diagram of the clamp drive. DETAILED DESCRIPTION

[0018] The specific implementation of the present invention is described in detail below in conjunction with the accompanying drawings. It should be understood that the specific implementation described here is only used to illustrate and explain the present invention, and is not used to limit the protection scope of the present invention.

[0019] See also Figure 1 , Figure 2 and Figure 3A screw driving device for improving the efficiency of lamp assembly includes a main body 10, two groups of reciprocating conveying modules 20, two sets of lamp positioning fixtures 30, an automatic nail feeding machine 40 and an automatic screw driving mechanism 50; the main body 10 includes a machine platform 11 and a machine frame 12 connected to the upper part of the machine platform 11, and the top surface of the machine platform 11 is sequentially formed with a pick-up and placement station 101 and a locking station 102 from the front end to the rear end; the two groups of reciprocating conveying modules 20 are longitudinally installed side by side on the top surface of the machine platform 11, and each reciprocating conveying module 20 includes a forward conveying seat 21 capable of longitudinally conveying back and forth between the pick-up and placement station 101 and the locking station 102 and a first linear module 22 for driving the forward conveying seat 21 to convey between the pick-up and placement station 101 and the locking station 102; each forward conveying seat 21 is detachably mounted with a lamp positioning fixture 30, and the lamp components assembled with each other are positioned by the lamp positioning fixture 30;

[0020] The automatic nail feeding machine 40 is arranged outside one side of the machine platform 11, and a conveying hose 41 is arranged between the automatic nail feeding machine 40 and the automatic screw driving mechanism 50 for conveying screws to the automatic screw driving mechanism 50;

[0021] The automatic screw driving mechanism 50 comprises a base frame 51 horizontally mounted on the locking station 102, a second linear module 52 horizontally mounted on the top of the base frame 51, a lateral conveying seat 53 mounted on the second linear module 52, a third linear module 54 vertically mounted on the lateral conveying seat 53, and a screw driving unit 55 mounted on the third linear module 54, wherein the second linear module 52 is used to drive the lateral conveying seat 53 to reciprocate horizontally on both sides of the locking station 102, and the third linear module 54 is used to drive the screw driving unit 55 to reciprocate vertically between the lateral conveying seat 53 and the machine table 11.

[0022] The screw-driving unit 55 comprises a base 551 arranged on the third linear module 54, a vertical lifting guide rail 552 installed on the base 551, a screw-twisting module 553 arranged on the lifting guide rail 552 and capable of lifting and sliding along the lifting guide rail 552, a bottom plate 554 installed at the bottom of the base 551 below the lifting guide rail 552, a lifting driving module 555 arranged on the top surface of the bottom plate 554 for driving the screw-twisting module 553 to lift and slide along the lifting guide rail 552, and a screw positioning module 556 arranged on the bottom surface of the bottom plate 554 and connected to the conveying hose 41. The screw-twisting module 553 is formed with a screw-twisting rod 501 for screwing, so that the worker can place the headlight component on a reciprocating conveying station 101 to move the headlight component to the position of the headlight component. After the modules 20 are assembled and positioned on the headlight positioning fixture 30, the reciprocating conveying module 20 conveys the forward conveying seat 21 from the pick-and-place station 101 to the locking station 102, and the screws are input from the conveying hose 41 into the screw positioning module 556. With the cooperation of the second linear module 52, the third linear module 54 and the lifting drive module 555, the screw positioning module 556 and the screw turning module 553 are moved to the positions of the headlight components to be screwed in sequence, and the screw positioning module 556 and the screw turning module 553 cooperate with each other, and the screws are driven in sequence with the turning rod 501; at the same time, the workers can assemble and position the headlight components on the headlight positioning fixture 30 of another reciprocating conveying module 20 at the pick-and-place station 101.

[0023] Further, in this embodiment, in combination with reference 4, Figure 5 and Figure 6The screw positioning module 556 includes a positioning seat 61 arranged on the bottom surface of the base plate 554, a positioning clamp 62 that can be opened and closed and is arranged at the bottom of the positioning seat 61, a swing block driving member 63 arranged at the front end of the positioning seat 61, and a clamp driving member 64 arranged at the rear end of the positioning seat 61; when the positioning clamp 62 is in a closed state, a clamp cavity 621 that can accommodate a screw is formed inside it; the top of the positioning seat 61 is provided with a first opening 611 connected to the conveying hose 41 near the front end and a second opening 612 for the screw rod 501 to pass through or pass through is provided near the rear end, and the second opening 612 is opposite to the clamp cavity 621 in upper and lower directions, and the front end of the positioning seat 61 is provided with an intersection 613 where the first opening 611, the second opening 612 and the clamp cavity 621 intersect, and a swing block 65 is hinged at the intersection 613, and the swing block driving member 63 is used to drive the swing block 65 relative to the intersection 6 13 swings in or out, a through-channel 651 is formed in the swing block 65 to connect the first through-port 611 with the clamping cavity 621 when the swing block 65 swings into the intersection 613; the clamp driving member 64 is used to drive the switch of the positioning clamp 62, so that when the positioning clamp 62 is in the closed state, the swing block driving member 63 drives the swing block 65 to swing into the intersection 613, and the screw is input from the delivery hose 41, along the first through-port 611 and the through-channel 651, and is input into the clamping cavity 621; Subsequently, the pendulum block driving component 63 drives the pendulum block 65 to swing out of the intersection 613, and under the drive of the lifting drive module 555, the turning rod 501 penetrates into the clamping cavity 621 along the second opening 612 and the intersection 613, and magnetically attracts the screw; finally, the clamp driving component 64 drives the positioning clamp 62 to open, and under the drive of the lifting drive module 555, the turning rod 501 and the screw are extended toward the position of the headlight component where the screw is to be driven, and the screw is driven in.

[0024] Furthermore, in this embodiment, the screw-twisting module 553 includes a rotating driving member 502 for driving the twisting rod 501 to rotate.

[0025] Furthermore, in the present embodiment, a self-inspection bucket 103 is provided in the middle of the locking station 102 to cooperate with the automatic screw driving mechanism 50 to detect the screw conveying function of the automatic nail feeding machine 40 .

[0026] It can be understood that the method for using a screw driving device for improving the efficiency of lamp assembly of the present invention comprises the following steps: the first step is that after a worker assembles lamp components on a lamp positioning fixture 30 of a reciprocating conveying module 20 at a pick-and-place station 101, the assembled lamp components are positioned with the lamp positioning fixture 30; the second step is to start the first linear module 22 of the reciprocating conveying module 20 to transport the forward conveying seat 21 from the pick-and-place station 101 to the locking station 102, and after the sensor arranged at the locking station 102 senses the input of the forward conveying seat 21, it transmits a signal to the automatic nail feeding machine 40 and the automatic screw driving mechanism 50, and the automatic nail feeding machine 40 sequentially inputs the screws from the conveying hose 41 into the screw positioning module 556 of the automatic screw driving mechanism 50, and the second linear module 52, the third linear module 54 and the lifting drive module 55 5, the screw positioning module 556 and the screw turning module 553 are sequentially moved to the position of the lamp component to be screwed, and the screw positioning module 556 and the screw turning module 553 cooperate with each other, and the screws are sequentially driven in by the turning rod 501; the third step, at the same time, after the worker assembles the lamp components on the lamp positioning fixture 30 of another reciprocating conveying module 20 at the pick-and-place station 101, the assembled lamp components are positioned by the lamp positioning fixture 30, and after the lamp components on the previous reciprocating conveying module 20 are locked, the first linear module 22 of the reciprocating conveying module 20 is started and the locked lamp components are taken out from the return position of the previous reciprocating conveying module 20 to the lamp positioning fixture 30 on the forward conveying seat 21 of the pick-and-place station 101; in this way, the above three steps are repeated to achieve efficient screwing of the lamp components.

[0027] In summary, the screw driving device for improving the assembly efficiency of vehicle lamps of the present invention cooperates between a main body 10, two groups of reciprocating conveying modules 20, two sets of vehicle lamp positioning fixtures 30, an automatic nail feeder 40 and an automatic screw driving mechanism 50. After a worker assembles vehicle lamp components on the vehicle lamp positioning fixture 30 at a pick-and-place station 101, the vehicle lamp positioning fixture 30 positions the assembled vehicle lamp components, and transports them from the pick-and-place station 101 to the locking station 102 along with the forward conveying seat 21. The automatic screw driving mechanism 50 automatically drives screws to the vehicle lamp components without manual screw driving, thereby effectively improving the assembly efficiency of vehicle lamps.

[0028] As long as it does not violate the creative ideas of the present invention, any combination of the various embodiments of the present invention shall be regarded as the contents disclosed by the present invention; within the technical concept of the present invention, any combination of various simple modifications of the technical scheme and different embodiments that does not violate the creative ideas of the present invention shall be within the protection scope of the present invention.

Claims

1. A screw driving device for improving the assembly efficiency of a vehicle lamp, characterized in that: The invention comprises a main body (10), two groups of reciprocating conveying modules (20), two sets of lamp positioning fixtures (30), an automatic nail feeding machine (40) and an automatic screw driving mechanism (50); the main body (10) comprises a machine platform (11), and a top surface of the machine platform (11) is formed with a pick-up and place station (101) and a locking station (102) in sequence from the front end to the rear end; the two groups of reciprocating conveying modules (20) are longitudinally mounted side by side on the top surface of the machine platform (11), and each reciprocating conveying module ( 20) comprises a forward transport seat (21) capable of longitudinally transporting back and forth between a pick-up and placement station (101) and a locking station (102) and a first linear module (22) for driving the forward transport seat (21) to transport between the pick-up and placement station (101) and the locking station (102); each forward transport seat (21) is detachably mounted with a headlight positioning fixture (30), and the headlight components assembled with each other are positioned by the headlight positioning fixture (30); The automatic nail feeding machine (40) is arranged outside one side of the machine platform (11), and a conveying hose (41) is arranged between the automatic nail feeding machine (40) and the automatic screw driving mechanism (50) for conveying screws to the automatic screw driving mechanism (50); The automatic screw driving mechanism (50) comprises a base frame (51) horizontally mounted on the locking station (102), a second linear module (52) horizontally mounted on the top of the base frame (51), a lateral conveying seat (53) mounted on the second linear module (52), a third linear module (54) vertically mounted on the lateral conveying seat (53), and a screw driving unit (55) mounted on the third linear module (54), wherein the second linear module (52) is used to drive the lateral conveying seat (53) to reciprocate horizontally on both sides of the locking station (102), and the third linear module (54) is used to drive the screw driving unit (55) to reciprocate vertically between the lateral conveying seat (53) and the machine table (11); The screw driving unit (55) comprises a base (551) arranged on the third linear module (54), a vertical lifting guide rail (552) installed on the base (551), a screw turning module (553) arranged on the lifting guide rail (552) and capable of lifting and sliding along the lifting guide rail (552), a bottom plate (554) installed at the bottom of the base (551) and located below the lifting guide rail (552), a lifting driving module (555) arranged on the top surface of the bottom plate (554) and used to drive the screw turning module (553) to lift and slide along the lifting guide rail (552), and a screw positioning module (556) connected to the conveying hose (41) arranged on the bottom surface of the bottom plate (554), wherein the screw turning module (553) is formed with a screw turning rod (501) for screw driving, so that a worker can place the headlight component on a reciprocating conveying module (41) at the pick-up and place station (101). After the two components are assembled on the headlight positioning fixture (30) of the other reciprocating conveying module (20) and positioned by the headlight positioning fixture (30), the reciprocating conveying module (20) conveys the forward conveying seat (21) from the pick-and-place station (101) to the locking station (102), and the screws are input from the conveying hose (41) into the screw positioning module (556). Under the cooperation of the second linear module (52), the third linear module (54) and the lifting drive module (555), the screw positioning module (556) and the screw turning module (553) are sequentially moved to the position of the headlight component to be screwed, and the screw positioning module (556) and the screw turning module (553) are coordinated with each other, and the screws are sequentially driven in by the turning rod (501); at the same time, the worker can assemble the headlight components on the headlight positioning fixture (30) of another reciprocating conveying module (20) at the pick-and-place station (101).

2. The screw driving device for improving the assembly efficiency of a vehicle lamp according to claim 1, characterized in that: The screw positioning module (556) comprises a positioning seat (61) arranged on the bottom surface of the bottom plate (554), a positioning clamp (62) which can be opened and closed and is arranged at the bottom of the positioning seat (61), a swing block driving member (63) arranged at the front end of the positioning seat (61), and a clamp driving member (64) arranged at the rear end of the positioning seat (61); when the positioning clamp (62) is in a closed state, a clamp cavity (621) which can accommodate a screw is formed therein; the top of the positioning seat (61) is provided with a screw hole (621) which is connected to the conveying soft The first opening (611) connected to the tube (41) and a second opening (612) for the screw rod (501) to pass through or pass through are provided at the adjacent rear end, the second opening (612) and the clamping cavity (621) are vertically opposite, the front end of the positioning seat (61) is provided with an intersection (613) for intersecting the first opening (611), the second opening (612) and the clamping cavity (621), and a swing block (65) is hingedly connected to the intersection (613), and the swing block driving member (63) is used to drive the swing block (65) relative to the intersection (613). 13) is swung in or out, and a through passage (651) is formed in the swing block (65) to connect the first through opening (611) with the clamp chamber (621) when the swing block (65) is swung into the intersection (613); the clamp driving member (64) is used to drive the positioning clamp (62) switch, so that when the positioning clamp (62) is closed, the swing block driving member (63) drives the swing block (65) to swing into the intersection (613), and the screw is input from the delivery hose (41) along the first through opening (611) and the through passage (651) and is input into the clamp chamber (621). 1); then, the swing block driving member (63) drives the swing block (65) to swing out of the intersection (613), and driven by the lifting driving module (555), the turning rod (501) penetrates into the clamping cavity (621) along the second opening (612) and the intersection (613), and magnetically attracts the screw; finally, the clamp driving member (64) drives the positioning clamp (62) to open, and driven by the lifting driving module (555), the turning rod (501) and the screw extend toward the position of the lamp component to be screwed, and the screw is driven in.

3. The screw driving device for improving the assembly efficiency of a vehicle lamp according to claim 1, characterized in that: The screw-twisting module (553) comprises a rotating driving member (502) for driving the screw-twisting rod (501) to rotate.

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