A sewing machine

Abstract

The utility model discloses a sewing machine, including frame still include the first placement platform of installation on the frame, the second placement platform of installation on the one end of first placement platform and the sewing platform of installation on the one end of second placement platform, install the frame mechanism on the first placement platform top, install the first horizontal conveying mechanism on the first placement platform bottom, install the second horizontal conveying mechanism on the second placement platform bottom, install the lift conveying mechanism for driving the reciprocating lift of second placement platform between the second placement platform and second horizontal conveying mechanism, install the XY axis plane send seam mechanism that cooperates with first placement platform and second placement platform respectively on the sewing platform, install the sewing machine on the XY axis plane send seam mechanism top, the utility model discloses a sewing machine, including the first placement platform and second placement platform can be replaced alternately and alternate feeding and discharging, and the operator is convenient to carry out feeding and discharging operation on the same position.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of sewing machine, especially a sewing machine. BACKGROUND

[0002] The existing automatic sewing machine generally comprises: a feeding station for placing sewing parts, a sewing transfer mechanism for transferring the sewing parts to a sewing platform, a sewing platform for sewing the sewing parts, and a discharging station for discharging the sewn sewing parts.

[0003] In order to improve production efficiency, the feeding station and the discharging station are not at the same position (because the above-mentioned structure limits the two to be at the same position, which will result in slow feeding and discharging) (that is, the feeding station and the discharging station cannot be the same, otherwise, the operator cannot arrange and feed the next sewing part after feeding is completed, needs to wait until the sewing is completed, and then waits for discharging, and then feeds the next sewing part, at this time, the production efficiency is extremely low, which is not considered).

[0004] Therefore, under the condition that the feeding station and the discharging station are not at the same position, the operator needs to process back and forth between the two stations.

[0005] Therefore, because the feeding station and the discharging station are not at the same position, the automatic sewing machine cannot perform feeding and discharging operations at the same position, which has the following disadvantages: the operator's operation is complicated, the labor intensity is increased, and the production efficiency is reduced. SUMMARY

[0006] The utility model aims at overcoming the above-mentioned defects in the prior art, and provides a sewing machine, which can alternately replace and alternately feed and discharge the first placing platform and the second placing platform, so that the operator can perform feeding and discharging operations at the same position, thereby facilitating the operator's operation, reducing the labor intensity of the operator, and improving the production efficiency.

[0007] In order to achieve the above object, the utility model provides a sewing machine, including frame, still including first placement platform, second placement platform and sewing platform of installing in one end of first placement platform and installing in one end of second placement platform of installing on frame, install pressure frame mechanism on first placement platform top, install first transverse conveying mechanism on first placement platform bottom, install second transverse conveying mechanism on second placement platform bottom, install lift conveying mechanism for driving second placement platform reciprocating lift between second placement platform and second transverse conveying mechanism, install XY axis plane send sewing mechanism that cooperates with first placement platform and second placement platform respectively on sewing platform, install sewing machine on XY axis plane send sewing mechanism top.

[0008] As preferred, the pressure frame mechanism comprises rotating rods respectively installed at both ends of the first placement platform and hinged to the frame, telescopic drive cylinders installed at one side of each rotating rod, and a pressure frame rod installed between the two rotating rods.

[0009] As preferred, the rotating rod is provided with a protective drive cylinder on one side, and a protective barrier rod is installed on the protective drive cylinder. When the rotating rod is lifted, the protective drive cylinder drives the protective barrier rod to prevent the rotating rod from falling down.

[0010] As preferred, the first placement platform bottom is provided with a first connecting piece, the first transverse conveying mechanism comprises first slide rail slider assemblies installed at both ends of the first placement platform bottom and a first transverse drive cylinder installed at the first placement platform bottom, the first connecting piece is slidably connected to the two first slide rail slider assemblies at both ends respectively, a first cylinder rod is installed on the first transverse drive cylinder, and the first cylinder rod is connected to the first connecting piece.

[0011] As preferred, the second transverse conveying mechanism comprises second slide rail slider assemblies respectively installed below both ends of the second placement platform, a second transverse sliding frame is slidably connected to the second slide rail slider assemblies, and a second transverse drive module for driving the two second transverse sliding frames to reciprocally slide transversely is installed below the second placement platform.

[0012] As preferred, the second transverse drive module comprises a second rotary drive motor installed below the second placement platform and second synchronous belt assembly installed at both ends below the second placement platform and corresponding to the two second transverse sliding frames, the second rotary drive motor is in driving connection with the synchronous wheels of the two second synchronous belt assembly respectively, and the second transverse sliding frame is in driving connection with the synchronous belt of the second synchronous belt assembly.

[0013] Preferably, there are two lifting and conveying mechanisms, each corresponding to a second transverse sliding frame. Each lifting and conveying mechanism includes a third slide rail slider assembly mounted on both sides of the second transverse sliding frame, a lifting connecting plate slidably connected to the two third slide rail slider assemblies, and a lifting drive cylinder mounted on the second transverse sliding frame for driving the lifting connecting plate to move back and forth. The lifting connecting plates of the two lifting and conveying mechanisms are respectively mounted at both ends of the second placement platform.

[0014] Preferably, the XY-axis planar feeding mechanism includes a feeding clamp frame mounted on the sewing platform, a clamping module mounted on the feeding clamp frame, an X-axis drive module mounted at one end of the feeding clamp frame, and a Y-axis drive module mounted at the bottom of the feeding clamp frame.

[0015] Preferably, the X-axis drive module includes an X-axis rotation drive motor mounted on one side of the seam feeding clamp frame, a gear that is drively connected to the X-axis rotation drive motor, and an X-axis rack mounted on the seam feeding clamp and meshing with the gear.

[0016] Preferably, the Y-axis drive module includes several second connectors mounted on the seam feed clamp frame and passing through the bottom of the sewing platform. A third rotary drive motor is mounted on the bottom of the sewing platform. Several third synchronous pulley and synchronous belt assemblies are mounted on the bottom of the sewing platform, each corresponding to one of the several second connectors. The third rotary drive motor is connected to the synchronous pulleys of the several third synchronous pulley and synchronous belt assemblies. The second connectors are connected to the synchronous belts of the third synchronous pulley and synchronous belt assemblies.

[0017] Compared with the prior art, the beneficial effects of this utility model are as follows:

[0018] 1. The first and second placement platforms of this utility model can be alternated and used for loading and unloading, that is:

[0019] After the sewing piece is placed on the first placement platform;

[0020] Next, the lifting and conveying mechanism lifts the second placement platform, and the second transverse conveying mechanism moves the second placement platform above the first placement platform;

[0021] The frame pressing mechanism releases itself from the first placement platform;

[0022] The first transverse conveying mechanism moves the first placement platform to the original position of the second placement platform, and the XY axis plane sewing mechanism takes away the sewing piece on the first placement platform and sews it.

[0023] Then, the lifting conveying mechanism lowers the second placing platform to the original position of the first placing platform, and the operator slowly loads the next sewing material on the second placing platform during the sewing process,

[0024] Through the above-mentioned repeated replacement of the first placing platform and the second placing platform, the operator can repeatedly load and unload at the same position.

[0025] 2. The sewing machine provided by the utility model,

[0026] Firstly, through the repeated replacement of the first placing platform and the second placing platform of the sewing machine, the operator can load and unload at the same position, which is convenient for the operator to operate and reduces the labor intensity of the operator.

[0027] Secondly, even during the sewing process, the operator can load the next sewing material, and does not need to wait until the sewing process and the unloading process are completed, which greatly improves the production efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0028] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description. Obviously, the drawings in the following description are some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0029] Figure 1 It is a structure schematic view of the sewing machine provided by the embodiment of the utility model;

[0030] Figure 2 It is a structure schematic view of the sewing machine provided by the embodiment of the utility model, which omits the rack;

[0031] Figure 3 It is an exploded structure schematic view of the sewing machine provided by the embodiment of the utility model, which omits the rack;

[0032] Figure 4 It is a top view schematic view of the first placing platform and the second placing platform provided by the embodiment of the utility model;

[0033] Figure 5 It is a left view schematic view of the first placing platform and the second placing platform provided by the embodiment of the utility model;

[0034] Figure 6 It is a bottom view schematic view of the first placing platform and the second placing platform provided by the embodiment of the utility model;

[0035] Figure 7 is a top view schematic diagram of the sewing platform provided by the embodiment of the utility model;

[0036] Figure 8 is a bottom view schematic diagram of the sewing platform provided by the embodiment of the utility model;

[0037] Figure 9 is a structure schematic diagram of the XY axis plane sewing feeding mechanism provided by the embodiment of the utility model.

[0038] In the drawing, there are:

[0039] 1, rack; 11, first placement platform; 12, second placement platform; 13, sewing platform; 14, sewing machine; 2, pressing frame mechanism; 21, telescopic drive cylinder; 22, rotating rod; 23, pressing frame rod; 24, protection drive cylinder; 25, protection barrier rod; 3, first transverse conveying mechanism; 31, first transverse drive cylinder; 32, first slide rail sliding block assembly; 33, first cylinder rod; 34, first connecting piece; 4, second transverse conveying mechanism; 41, second transverse drive module; 411, second rotating drive motor; 412, second synchronous wheel synchronous belt assembly; 42, second slide rail sliding block assembly; 43, second transverse sliding frame; 5, lifting conveying mechanism; 51, lifting drive cylinder; 52, third slide rail sliding block assembly; 53, lifting connecting plate; 6, XY axis plane sewing feeding mechanism; 61, sewing feeding clamping plate frame; 62, clamping module; 63, X axis drive module; 631, X axis rotating drive motor; 632, gear; 633, X axis rack; 64, Y axis drive module; 641, third rotating drive motor; 642, third synchronous wheel synchronous belt assembly; 643, second connecting piece. DETAILED DESCRIPTION

[0040] The technical scheme in the embodiment of the utility model will be clearly and completely described below in combination with the drawings in the embodiment of the utility model. Obviously, the described embodiment is one embodiment of the utility model, instead of all the embodiments of the utility model. Based on the embodiment in the utility model, all other embodiments obtained by the person skilled in the art without creative labor fall within the protection scope of the utility model.

[0041] Please refer to Figures 1 to 9The utility model discloses an embodiment provides a sewing machine, including frame 1, still include the first placement platform 11 of installing on frame 1, the second placement platform 12 of installing at first placement platform 11 one end and the sewing platform 13 of installing at second placement platform 12 one end, install the pressure frame mechanism 2 at first placement platform 11 top, install the first transverse conveying mechanism 3 at first placement platform 11 bottom, install the second transverse conveying mechanism 4 at second placement platform 12 bottom, install the lift conveying mechanism 5 for driving second placement platform 12 reciprocating lift between second placement platform 12 and second transverse conveying mechanism 4, install the XY axis plane send seam mechanism 6 that cooperates with first placement platform 11 and second placement platform 12 respectively on sewing platform 13, install the sewing machine 14 at XY axis plane send seam mechanism 6 top.

[0042] The rotating rod 22 side is equipped with the protection drive cylinder 24, and the protection drive cylinder 24 is equipped with the protection barrier rod 25, when the rotating rod 22 lifts, the protection drive cylinder 24 drives the protection barrier rod 25 to prevent the rotating rod 22 from suddenly falling down, therefore, the protection drive cylinder 24 and the protection barrier rod 25 play the role of protection and avoid the accident.

[0043] The first placement platform 11 bottom is equipped with the first connecting piece 34, and the first transverse conveying mechanism 3 includes the first slide rail slider assembly 32 equipped at the both ends of the first placement platform 11 bottom and the first transverse drive cylinder 31 equipped at the first placement platform 11 bottom, the both ends of the first connecting piece 34 are slidably connected on the two first slide rail slider assemblies 32 respectively, and the first transverse drive cylinder 31 is equipped with the first cylinder rod 33, and the first cylinder rod 33 is connected on the first connecting piece 34. The first transverse drive cylinder 31 drives the first cylinder rod 33 to reciprocate laterally, and the first cylinder rod 33 drives the first connecting piece 34 to reciprocate laterally, thereby driving the first placement platform 11 to reciprocate laterally.

[0044] The second transverse conveying mechanism 4 includes the second slide rail slider assembly 42 equipped at the both ends below the second placement platform 12 respectively, and the second transverse sliding frame 43 is slidably connected on the second slide rail slider assembly 42, and the second placement platform 12 below is equipped with the second transverse drive module 41 for driving the two second transverse sliding frames 43 to reciprocate laterally respectively.

[0045] The second transverse driving module 41 comprises a second rotary driving motor 411 arranged below the second placement platform 12 and two second synchronous wheel and belt assemblies 412 arranged at two ends below the second placement platform 12 and corresponding to the two second transverse sliding frames 43 respectively, the second rotary driving motor 411 is in driving connection with the synchronous wheels of the two second synchronous wheel and belt assemblies 412 respectively, the second transverse sliding frame 43 is in driving connection with the synchronous belts of the second synchronous wheel and belt assemblies 412, and the synchronous belts of the second synchronous wheel and belt assemblies 412 are connected with a transmission plate, which is connected with the second transverse sliding frame 43 simultaneously.

[0046] The number of the lifting conveying mechanisms 5 is two, the lifting conveying mechanisms 5 correspond to the second transverse sliding frames 43 respectively, the lifting conveying mechanisms 5 are arranged at two third sliding rail and block assemblies 52 on both sides of the second transverse sliding frames 43, a lifting connecting plate 53 is slidingly connected on the two third sliding rail and block assemblies 52, and a lifting driving cylinder 51 is arranged on the second transverse sliding frame 43 and used for driving the lifting connecting plate 53 to reciprocate and lift, and the lifting connecting plates 53 of the two lifting conveying mechanisms 5 are arranged at two ends of the second placement platform 12 respectively.

[0047] The XY-axis plane sewing mechanism 6 comprises a sewing clamping frame 61 arranged on the sewing platform 13, a clamping module 62 arranged on the sewing clamping frame 61, an X-axis driving module 63 arranged at one end of the sewing clamping frame 61, and a Y-axis driving module 64 arranged at the bottom of the sewing clamping frame 61.

[0048] The clamping module 62 is used for cooperating with and clamping or releasing the sewing tool, and is a prior art, which is not described here.

[0049] The X-axis driving module 63 comprises an X-axis rotary driving motor 631 arranged at one side of the sewing clamping frame 61, a gear 632 in driving connection with the X-axis rotary driving motor 631, and an X-axis rack 633 arranged on the sewing clamping frame 61 and in meshing connection with the gear 632. The X-axis rotary driving motor 631 drives the gear 632 to rotate, so as to drive the X-axis rack 633 and the sewing clamping frame 61 to move linearly along the X-axis direction.

[0050] The Y-axis driving module 64 comprises a plurality of second connecting members 643 arranged on the feeding clamp plate frame 61 and penetrating through the bottom of the sewing platform 13, the bottom of the sewing platform 13 is provided with a third rotary driving motor 641, the bottom of the sewing platform 13 is provided with a plurality of third synchronous pulley synchronous belt assemblies 642 corresponding to the plurality of second connecting members 643, the third rotary driving motor 641 is in driving connection with the synchronous pulleys of the plurality of third synchronous pulley synchronous belt assemblies 642 respectively, the second connecting members 643 are in driving connection with the synchronous belts of the third synchronous pulley synchronous belt assemblies 642, and the synchronous belts of the third synchronous pulley synchronous belt assemblies 642 are connected with a transmission plate, and the transmission plate is connected with the second connecting members 643 simultaneously.

[0051] The action principle of the sewing machine is as follows:

[0052] S1: the operator arranges and places the sewing parts on the first placing platform 11;

[0053] S2: the lifting driving cylinder 51 of the lifting conveying mechanism 5 drives the lifting connecting plate 53 to slide upwards, so as to drive the second placing platform 12 to ascend upwards,

[0054] Then, the second rotary driving motor 411 of the second transverse driving module 41 of the second transverse conveying mechanism 4 rotates, so as to drive the second synchronous pulley synchronous belt assembly 412 to transmit laterally, finally drive the second transverse sliding frame 43 to slide laterally and forwardly, and finally make the second placing platform 12 come to the upper side of the first placing platform 11 laterally and forwardly;

[0055] S3: the telescopic driving cylinder 21 of the pressing frame mechanism 2 drives the rotating rod 22 to lift upwards, and the protection driving cylinder 24 drives the protection blocking rod 25 to block the rotating rod 22, so as to avoid the rotating rod 22 from falling suddenly;

[0056] S4: the first transverse driving cylinder 31 of the first transverse conveying mechanism 3 drives the first cylinder rod 33 to retract laterally and backwardly, the first cylinder rod 33 drives the first connecting member 34 to slide laterally and backwardly, so as to drive the first placing platform 11 to slide laterally and backwardly;

[0057] S5: the first placing platform 11 comes to one end of the sewing platform 13, and the XY-axis plane feeding mechanism 6 takes the sewing parts on the first placing platform 11 to the sewing platform 13 for the sewing operation of the sewing machine 14;

[0058] At the same time, the lifting driving cylinder 51 of the lifting conveying mechanism 5 drives the lifting connecting plate 53 to slide downwards, so as to drive the second placing platform 12 to descend downwards,

[0059] During the sewing, the operator can arrange and place the next sewing part on the second placing platform 12;

[0060] S6: After the sewing is finished, the XY-axis plane feeding and sewing mechanism 6 feeds the sewed sewing piece back to the first placing platform 11;

[0061] S7: Similarly, the above steps S1-S6 are repeatedly executed, so that the first placing platform 11 and the second placing platform 12 are repeatedly fed and discharged, which facilitates the operator to repeatedly feed and discharge at the same position, and meanwhile, the feeding operation can be performed during the sewing, and waiting is not needed.

[0062] Therefore, the above sewing machine is repeatedly replaced by the first placing platform 11 and the second placing platform 12, which facilitates the operator to feed and discharge at the same position, the operation reduces the labor intensity of the operator, and during the sewing, the operator can feed the next sewing piece without waiting for the sewing to be finished, which greatly improves the production efficiency and facilitates the operator to feed and discharge.

[0063] The above is only a preferred embodiment of the utility model, and is not used for limiting the utility model, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. Sewing machine comprising a frame (1), characterized in that, It also includes a first placement platform (11) installed on the rack (1), a second placement platform (12) installed at one end of the first placement platform (11), and a sewing platform (13) installed at one end of the second placement platform (12), the first placement platform (11) is provided with a pressing frame mechanism (2) above, the first placement platform (11) is provided with a first transverse conveying mechanism (3) at the bottom, the second placement platform (12) is provided with a second transverse conveying mechanism (4) at the bottom, a lifting conveying mechanism (5) for driving the second placement platform (12) to reciprocatingly lift is installed between the second placement platform (12) and the second transverse conveying mechanism (4), the sewing platform (13) is provided with an XY-axis plane sewing mechanism (6) matched with the first placement platform (11) and the second placement platform (12) respectively, and a sewing machine (14) is installed at the top of the XY-axis plane sewing mechanism (6).

2. A sewing machine according to claim 1, wherein The pressing frame mechanism (2) includes rotating rods (22) installed at both ends of the first placement platform (11) and hinged to the rack (1), telescopic drive cylinders (21) installed on one side of each rotating rod (22), and a pressing frame rod (23) installed between the two rotating rods (22).

3. A sewing machine according to claim 2, wherein A protection drive cylinder (24) is installed on one side of the rotating rod (22), a protection blocking rod (25) is installed on the protection drive cylinder (24), when the rotating rod (22) is lifted, the protection drive cylinder (24) drives the protection blocking rod (25) to prevent the rotating rod (22) from falling down.

4. The sewing machine of claim 1, wherein The first placement platform (11) is provided with a first connecting piece (34) at the bottom, the first transverse drive mechanism includes first slide rail slider assemblies (32) installed at both ends of the bottom of the first placement platform (11) and a first transverse drive cylinder (31) installed at the bottom of the first placement platform (11), the first connecting piece (34) is slidably connected to the two first slide rail slider assemblies (32) at both ends respectively, the first transverse drive cylinder (31) is provided with a first cylinder rod (33), and the first cylinder rod (33) is connected to the first connecting piece (34).

5. The sewing machine of claim 1, wherein, The second transverse conveying mechanism (4) includes second slide rail slider assemblies (42) installed below both ends of the second placement platform (12) respectively, the second slide rail slider assemblies (42) are slidably connected with second transverse sliding frames (43), and the second placement platform (12) is provided with a second transverse drive module (41) below for driving the two second transverse sliding frames (43) to reciprocatingly slide transversely.

6. A sewing machine according to claim 5, wherein The second lateral driving module (41) comprises a second rotary driving motor (411) arranged below the second placement platform (12) and two second synchronous wheel and belt assemblies (412) arranged at two ends below the second placement platform (12) and corresponding to the two second lateral sliding frames (43) respectively, the second rotary driving motor (411) is in driving connection with the synchronous wheels of the two second synchronous wheel and belt assemblies (412) respectively, and the second sliding frame is in driving connection with the synchronous belt of the second synchronous wheel and belt assembly (412).

7. The sewing machine of claim 5, wherein, The second lateral driving module (41) comprises a second rotary driving motor (411) arranged below the second placement platform (12) and two second synchronous wheel and belt assemblies (412) arranged at two ends below the second placement platform (12) and corresponding to the two second lateral sliding frames (43) respectively, the second rotary driving motor (411) is in driving connection with the synchronous wheels of the two second synchronous wheel and belt assemblies (412) respectively, and the second sliding frame is in driving connection with the synchronous belt of the second synchronous wheel and belt assembly (412).

8. The sewing machine of claim 1, wherein, The XY-axis flat sewing mechanism (6) comprises a sewing clamp frame (61) arranged on the sewing platform (13), a clamping module (62) arranged on the sewing clamp frame (61), an X-axis driving module (63) arranged at one end of the sewing clamp frame (61), and a Y-axis driving module (64) arranged at the bottom of the sewing clamp frame (61).

9. A sewing machine according to claim 8, wherein The X-axis driving module (63) comprises an X-axis rotary driving motor (631) arranged on one side of the sewing clamp frame (61), a gear (632) in driving connection with the X-axis rotary driving motor (631), and an X-axis rack (633) arranged on the sewing clamp frame (61) and in meshing connection with the gear (632).

10. The sewing machine of claim 8, wherein, The Y-axis driving module (64) comprises a plurality of second connecting members (643) arranged on the sewing clamp frame (61) and penetrating through the bottom of the sewing platform (13), the bottom of the sewing platform (13) is provided with a third rotary driving motor (641), the bottom of the sewing platform (13) is provided with a plurality of third synchronous wheel and belt assemblies (642) corresponding to the plurality of second connecting members (643) respectively, the third rotary driving motor (641) is in driving connection with the synchronous wheels of the plurality of third synchronous wheel and belt assemblies (642) respectively, and the second connecting member (643) is in driving connection with the synchronous belt of the third synchronous wheel and belt assembly (642).

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