CN204455509U - Sewing machines - Google Patents

Sewing machines Download PDF

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Publication number
CN204455509U
CN204455509U CN201520042735.0U CN201520042735U CN204455509U CN 204455509 U CN204455509 U CN 204455509U CN 201520042735 U CN201520042735 U CN 201520042735U CN 204455509 U CN204455509 U CN 204455509U
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China
Prior art keywords
axis
guide rail
driving
slider
sewing machines
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CN201520042735.0U
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Chinese (zh)
Inventor
周建良
原新斌
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SUZHOU AUTOMAZIONE AUTOMATIC SEWING EQUIPMENT Co Ltd
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SUZHOU AUTOMAZIONE AUTOMATIC SEWING EQUIPMENT Co Ltd
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Priority to CN201520042735.0U priority Critical patent/CN204455509U/en
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Abstract

The utility model discloses Sewing machines, the X axis of its relevant pay-off and the transmission range of Y-axis larger.This Sewing machines comprises platen, platen is provided with head of sewing machine, X axis pay-off and Y-axis driving mechanism, X axis pay-off is connected with splined shaft, splined shaft is connected with splined shaft driving mechanism, the housing both sides of described head of sewing machine are connected to hanger bracket, each hanger bracket is separately installed with Y-axis guide rail, Y-axis guide rail is positioned at the top of platen, Y-axis guide rail is provided with and is connected and the slide block along the movement of Y-axis guide rail driven by Y-axis driving mechanism with Y-axis driving mechanism, each slide block is connected with X axis pay-off by bracing frame.

Description

Sewing machines
Technical field
The utility model relates to Sewing machines and manufactures field, particularly relates to Sewing machines.
Background technology
At present, Sewing machines generally comprises frame, frame top is provided with platen, platen is provided with head of sewing machine, and this Sewing machines also comprises the feed mechanism planar carrying out horizontal and vertical movement, and feed mechanism generally comprises horizontal feeder, this device can move along X axis, above-mentioned feed mechanism also comprises for driving horizontal feeder to carry out the longitudinal driving mechanism vertically moved, and namely horizontal feeder can overall move along Y-axis under it drives, and X-axis and Y-axis are mutually vertical.The longitudinal driving mechanism of above-mentioned this Sewing machines or be arranged on the below of platen, or be directly installed on the plate face of platen.Owing to being also provided with other mechanism below the plate face of platen and on plate face, therefore longitudinal driving mechanism can be subject to the interference of other mechanism, especially matching used Y-axis guide rail can be subject to the obstruction of other mechanism with longitudinal driving mechanism, makes the displacement of longitudinal driving mechanism limited.If need increase to vertically move distance, just need the size of whole Sewing machines to increase, increase corresponding space with this, but so not only make the size of whole Sewing machines larger, take up an area space comparatively large, and need the quantity of corresponding increase accessory, cost significantly improves.In addition, the plate face directly longitudinal moving mechanism being arranged on platen easily makes other mechanism on longitudinal driving mechanism and plate face or material interfere, easily causes potential safety hazard.
Utility model content
The technical problem that the utility model solves is to provide the larger Sewing machines of the transmission range of Y-axis driving mechanism.
The utility model solves the technical scheme that its technical problem adopts: Sewing machines, comprise platen, platen is provided with head of sewing machine, X axis pay-off and Y-axis driving mechanism, X axis pay-off is connected with splined shaft, splined shaft is connected with splined shaft driving mechanism, the housing both sides of described head of sewing machine are connected to hanger bracket, each hanger bracket is separately installed with Y-axis guide rail, Y-axis guide rail is positioned at the top of platen, Y-axis guide rail is provided with and is connected and the slide block along the movement of Y-axis guide rail driven by Y-axis driving mechanism with Y-axis driving mechanism, each slide block is connected with X axis pay-off by bracing frame.
Owing to being installed by hanger bracket by Y-axis guide rail in said apparatus, therefore Y-axis guide rail can not as being arranged on below platen in existing design or being directly installed on the plate face of platen.Because Y-axis guide rails assembling is above platen, mutually can not interfere with other mechanisms on platen, therefore the length of Y-axis guide rail can carry out free setting according to demand.Because the length of Y-axis guide rail is unrestricted, therefore the displacement of whole Y-axis driving mechanism is effectively extended, and conveniently adjusts its moving range.
Further: one end of described splined shaft is arranged on the inside of the housing of head of sewing machine, the other end is passed by housing and is positioned at the outside of housing.
Further: the slider-actuated mechanism driving-motor that described Y-axis driving mechanism comprises slider-actuated mechanism and is connected with slider-actuated mechanism, bracing frame is positioned at the below of slider-actuated mechanism.
Further: described slider-actuated mechanism is synchronous belt drive mechanism, rack gear or lead-screw drive mechanism.
Further: described slider-actuated mechanism driving-motor is positioned at the below of slider-actuated mechanism, slider-actuated mechanism driving-motor is arranged on the afterbody of described housing and the axis of slider-actuated mechanism driving-motor is parallel with X axis.
Further: described X axis pay-off comprises X axis gripper shoe and slide unit, X axis gripper shoe is provided with the X axis transmission mechanism for driving the movement of X axis gripper shoe, the side of X axis gripper shoe is connected with slide unit.
Further: described X axis transmission mechanism is synchronous belt drive mechanism, rack gear or lead-screw drive mechanism.
Further: described X axis transmission mechanism is synchronous belt drive mechanism, described synchronous belt drive mechanism comprises the Timing Belt be arranged in X axis gripper shoe and the back-up block be slidably matched with X axis gripper shoe, the outer wall of the side of described back-up block is provided with the back-up block guide rail extended along X axis, back-up block guide rail is provided with the connector along the movement of back-up block guide rail, described slide unit is connected with connector, the outer wall of the opposite side of described back-up block is connected with dust excluding plate, Timing Belt is positioned at back-up block inside, back-up block inside is also provided with two regulating wheels, be provided with between two regulating wheels be connected with splined shaft for driving Timing Belt to move and then driving the synchronizing wheel of X axis gripper shoe movement.
Further: above described hanger bracket, be provided with case, case has the mounting groove that the housing for head of sewing machine inserts, the housing of case and head of sewing machine removably connects.
The beneficial effects of the utility model are: Y-axis guide rail and other mechanism of platen can be avoided to interfere.Y-axis and X axis transmission range are effectively increased.Also can make to keep certain distance between Y-axis driving mechanism and platen, thus reduce the mechanism's quantity on the plate face of platen, make the plate face of platen keep clean and tidy, reduce or avoid in production process due to potential safety hazard that the impact of associated mechanisms brings.
Accompanying drawing explanation
Fig. 1 is the explosive view of the pay-off of Sewing machines of the present utility model;
Fig. 2 is the explosive view of X axis pay-off;
Fig. 3 is the explosive view of Y-axis driving mechanism;
Fig. 4 is the schematic diagram of Sewing machines of the present utility model;
Fig. 5 is the installation diagram of the pay-off of Sewing machines of the present utility model;
Be labeled as in figure: X axis pay-off 1, slide unit 101, X axis gripper shoe 102, Timing Belt 103, regulating wheel 104, synchronizing wheel 105, dust excluding plate 106, back-up block 107, connector 108, back-up block guide rail 109, housing 2, installing hole 21, hanger bracket 22, Y-axis guide rail 3, slide block 4, guide part 41, clamping section 42, splined shaft 51, splined shaft drive motors 52, bracing frame 6, slider-actuated mechanism 71, slider-actuated mechanism driving-motor 72, power transmission shaft 73, platen 8, case 9, coil holder 10, control panel 11, pedal 12, master switch 13, frame 14, electric cabinet 15, atmospheric pressure pole 16, rotating panel 17, base 18.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is further illustrated.
As shown in Figure 1 and Figure 4, Sewing machines of the present utility model comprises platen 8, platen 8 is provided with head of sewing machine, X axis pay-off 1 and Y-axis driving mechanism, X axis pay-off 1 is connected with splined shaft 51, splined shaft 51 is connected with splined shaft driving mechanism, and splined shaft driving mechanism can comprise splined shaft drive motors 52, and splined shaft drive motors 52 drives splined shaft to rotate by synchronous belt drive mechanism.The both sides of the housing 2 of described head of sewing machine are connected to hanger bracket 22, each hanger bracket 22 is separately installed with Y-axis guide rail 3, Y-axis guide rail 3 is positioned at the top of platen 8, Y-axis guide rail 3 is provided with and is connected and the slide block 4 along the movement of Y-axis guide rail driven by Y-axis driving mechanism with Y-axis driving mechanism, each slide block 4 is connected with X axis pay-off 1 by bracing frame 6, drives X axis pay-off to move along Y-axis like this by Y-axis driving mechanism.Because above-mentioned Y-axis guide rail 3 is arranged on hanger bracket 22, therefore there is certain distance between Y-axis guide rail and the platen of Sewing machines, be namely positioned at the top of platen.Can avoid so mutually interfering between other mechanism above Y-axis guide rail 3 and platen 8 and below platen 8.And then the moving range of the Y-axis of pay-off can be made effectively to be increased.Fig. 5 can find out, is also provided with base 18 below platen 8, base 18 internal structure more complicated, if be arranged on below platen 8 by Y-axis guide rail 3, then Y-axis guide rail 3 and a lot of structure can be made to interfere.And the utility model is owing to being arranged on the top of platen 8 by Y-axis guide rail 3, above-mentioned various interference therefore can be avoided.By experiment, the Y-axis displacement of certain model Sewing machines can be increased to 350mm from 160mm.As shown in Figure 4, above-mentioned Sewing machines also can comprise rotating panel 17 and coil holder 10 that control panel 11, platen 8 are arranged, the master switch 13 arranged below platen 8, atmospheric pressure pole 16, electric cabinet 15, frame 14 and pedal 12 etc.
Above-mentioned splined shaft 51 can be arranged on the outside of housing 2, namely corresponding with one end of X axis pay-off 1, but this setup can limit the moving range of the X axis of X axis pay-off.Therefore, preferably, one end of described splined shaft 51 is arranged on the inside of the housing 2 of head of sewing machine, and the other end is passed by the installing hole 21 of housing 2 and is positioned at the outside of housing 2.As shown in Figure 1, this setup, make splined shaft 51 corresponding with the centre position of X axis pay-off 1, X axis pay-off 1 along X axis move left and right distance more symmetrical, when not increasing platen size, the area that can make full use of platen moves, and the moving range of the X axis of X axis pay-off is relatively wide.
Further, because Y-axis guide rail 3 is positioned at the top of platen, the dependency structure of corresponding Y-axis driving mechanism also can be increased to the top of platen, thus can reduce the mechanism's quantity on platen.Be conducive to keeping the clean and tidy of the plate face of platen, be conducive to the potential safety hazard avoiding the mutual interference due to each mechanism to bring.For this reason, as shown in Figure 1, the slider-actuated mechanism driving-motor 72 that described Y-axis driving mechanism comprises slider-actuated mechanism 71 and is connected with slider-actuated mechanism 71, bracing frame 6 is positioned at the below of slider-actuated mechanism 71.By high for slider-actuated mechanism 71 frame, the top of platen can be located at by bracing frame 6.The associated mechanisms quantity on platen can be reduced so further.
The embodiment of above-mentioned slider-actuated mechanism 71 has multiple, what such as, provide in Fig. 1 is synchronous belt drive mechanism, its concrete embodiment can be found out by composition graphs 3, this kind of transmission mechanism mainly drives slide block 4 to move by synchronously bringing, Timing Belt is annular herein, Timing Belt two ends are installed on the drive wheel respectively, and driving wheel is driven by corresponding power transmission shaft 73, and power transmission shaft 73 drives by slider-actuated mechanism driving-motor 72.Slide block 4 can comprise guide part 41 and clamping section 42, guide part 41 can arrange gathering sill, Y-axis guide rail 3 is positioned at the gathering sill of guide part 41, guide part 41 and Y-axis guide rail 3 are slidably matched, clamping section 42 and Timing Belt clamp, concrete clamping mode has multiple, such as, shown in Fig. 1, is clamped by Timing Belt by upper and lower clamp and screw.Adopt said structure, movable slider 4 can be with to move along Y-axis guide rail 3 by Timing Belt, the movement of slide block 4 can drive again bracing frame 6 to move together with X axis pay-off 1.Certainly, above-mentioned slider-actuated mechanism 71 also can be rack gear or lead-screw drive mechanism etc.When for rack gear, can comprise tooth bar and with tooth bar meshed gears, slide block 4 can be connected with tooth bar, and tooth bar moves under the drive of gear, then slide block 4 is accordingly and then mobile.When for lead-screw drive mechanism, the nut that can comprise leading screw and engage with leading screw, slide block 4 is connected with leading screw, leading screw can be driven to move linearly by nut, and then impels slide block 4 to move along Y-axis.
In order to the position of further reasonable arrangement slider-actuated mechanism driving-motor, avoid slider-actuated mechanism driving-motor to produce the operation of other mechanism to interfere, as shown in Figure 1, described slider-actuated mechanism driving-motor 72 is positioned at the below of slider-actuated mechanism 71, and slider-actuated mechanism driving-motor 72 is arranged on the afterbody of housing 2 and the axis of slider-actuated mechanism driving-motor 72 is parallel with X axis.Above-mentioned set-up mode makes slider-actuated mechanism driving-motor 72 abdicate the installation site of other mechanism, can not cause interference to other mechanism.
Above-mentioned X axis pay-off can adopt existing device, but existing apparatus on the one hand transmission mechanism is naked is exposed on the external, easily cause damage to transmission mechanism, its transmission distance is shorter on the other hand.In order to solve the problem, as depicted in figs. 1 and 2, described X axis pay-off comprises X axis gripper shoe 102 and slide unit 101, and X axis gripper shoe 102 is provided with the X axis transmission mechanism for driving X axis gripper shoe 102 movement, the side of X axis gripper shoe 102 is connected with slide unit 101.Above-mentioned X axis transmission mechanism can be synchronous belt drive mechanism, rack gear or lead-screw drive mechanism.What provide in Fig. 2 is synchronous belt drive mechanism, described synchronous belt drive mechanism comprises the Timing Belt 103 be arranged in X axis gripper shoe 102 and the back-up block 107 be slidably matched with X axis gripper shoe 102, when Timing Belt 103 is installed, its two ends fix respectively by upper lower platen and screw, it is inner that Timing Belt 103 is positioned at back-up block 107, the outer wall of the side of described back-up block 102 is provided with the back-up block guide rail 109 extended along X axis, back-up block guide rail 109 is provided with the connector 108 along back-up block guide rail 109 movement, described slide unit 101 is connected with connector 108, in connector 108, ball can be set smooth and easy for ensureing that connector 108 moves, the outer wall of the opposite side of described back-up block 107 is connected with dust excluding plate 106, this dust excluding plate 106 is for being connected with above-mentioned bracing frame 6, back-up block 107 inside is also provided with two regulating wheels 104, the synchronizing wheel 105 for driving Timing Belt movement be connected with splined shaft 51 is provided with between two regulating wheels 104, two regulating wheels 104 are for ensureing closely cooperating of synchronizing wheel 105 and Timing Belt 103, prevent synchronizing wheel 105 from skidding.Adopt said structure, synchronizing wheel 105 is driven to rotate by splined shaft 51, the rotating drive Timing Belt 103 of synchronizing wheel 105 moves, and the movement of Timing Belt 103 can drive X axis gripper shoe 102 to move along X axis, and the movement of X axis gripper shoe 102 can drive slide unit 101 synchronizing moving.Prove by experiment, adopt said structure, the X axis transmission range of certain model Sewing machines can be increased to 600mm from 250mm.
In order to protect each mechanism be positioned at above platen 8; avoid other foreign material to drop on inside these mechanisms simultaneously; affect the normal operation of mechanism; also in order to improve the security that Sewing machines uses; as shown in Figure 4; be provided with case 9 above hanger bracket, case 9 have the mounting groove that the housing 2 for head of sewing machine inserts, case 9 removably connects with the housing 2 of head of sewing machine.In Fig. 4, the mechanism of below hides by case 9, plays the effect of protection.When needs keep in repair associated mechanisms, case 9 can be unloaded.
Above-described specific embodiment; the purpose of this utility model, technical scheme and beneficial effect are further described; be understood that; the foregoing is only specific embodiment of the utility model; be not limited to the utility model; all within spirit of the present utility model and principle, any amendment made, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.

Claims (9)

1. Sewing machines, comprise platen, platen is provided with head of sewing machine, X axis pay-off and Y-axis driving mechanism, X axis pay-off is connected with splined shaft, splined shaft is connected with splined shaft driving mechanism, it is characterized in that: the housing both sides of described head of sewing machine are connected to hanger bracket, each hanger bracket is separately installed with Y-axis guide rail, Y-axis guide rail is positioned at the top of platen, Y-axis guide rail is provided with and is connected and the slide block along the movement of Y-axis guide rail driven by Y-axis driving mechanism with Y-axis driving mechanism, each slide block is connected with X axis pay-off by bracing frame.
2. Sewing machines as claimed in claim 1, it is characterized in that: one end of described splined shaft is arranged on the inside of the housing of head of sewing machine, the other end is passed by housing and is positioned at the outside of housing.
3. Sewing machines as claimed in claim 1, it is characterized in that: the slider-actuated mechanism driving-motor that described Y-axis driving mechanism comprises slider-actuated mechanism and is connected with slider-actuated mechanism, bracing frame is positioned at the below of slider-actuated mechanism.
4. Sewing machines as claimed in claim 3, is characterized in that: described slider-actuated mechanism is synchronous belt drive mechanism, rack gear or lead-screw drive mechanism.
5. Sewing machines as claimed in claim 3, it is characterized in that: described slider-actuated mechanism driving-motor is positioned at the below of slider-actuated mechanism, slider-actuated mechanism driving-motor is arranged on the afterbody of described housing and the axis of slider-actuated mechanism driving-motor is parallel with X axis.
6. Sewing machines as claimed in claim 1, it is characterized in that: described X axis pay-off comprises X axis gripper shoe and slide unit, X axis gripper shoe is provided with the X axis transmission mechanism for driving the movement of X axis gripper shoe, the side of X axis gripper shoe is connected with slide unit.
7. Sewing machines as claimed in claim 6, is characterized in that: described X axis transmission mechanism is synchronous belt drive mechanism, rack gear or lead-screw drive mechanism.
8. Sewing machines as claimed in claim 7, it is characterized in that: described X axis transmission mechanism is synchronous belt drive mechanism, described synchronous belt drive mechanism comprises the Timing Belt be arranged in X axis gripper shoe and the back-up block be slidably matched with X axis gripper shoe, the outer wall of the side of described back-up block is provided with the back-up block guide rail extended along X axis, back-up block guide rail is provided with the connector along the movement of back-up block guide rail, described slide unit is connected with connector, the outer wall of the opposite side of described back-up block is connected with dust excluding plate, Timing Belt is positioned at back-up block inside, back-up block inside is also provided with two regulating wheels, be provided with between two regulating wheels be connected with splined shaft for driving Timing Belt to move and then driving the synchronizing wheel of X axis gripper shoe movement.
9. Sewing machines as claimed in claim 1, is characterized in that: be provided with case above described hanger bracket, and case has the mounting groove that the housing for head of sewing machine inserts, the housing of case and head of sewing machine removably connects.
CN201520042735.0U 2015-01-21 2015-01-21 Sewing machines Active CN204455509U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105926176A (en) * 2016-06-07 2016-09-07 佛山市日宇自动化设备有限公司 X-axis and Y-axis drive mechanism
CN106436051A (en) * 2016-08-30 2017-02-22 浙江川田缝纫机有限公司 Sewing machine head mechanism with template feeding function
CN108193388A (en) * 2017-12-14 2018-06-22 庐江县四方服饰有限公司 A kind of safety sewing machine

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105926176A (en) * 2016-06-07 2016-09-07 佛山市日宇自动化设备有限公司 X-axis and Y-axis drive mechanism
CN105926176B (en) * 2016-06-07 2019-05-14 佛山市日宇自动化设备有限公司 A kind of XY shaft transmission
CN106436051A (en) * 2016-08-30 2017-02-22 浙江川田缝纫机有限公司 Sewing machine head mechanism with template feeding function
CN108193388A (en) * 2017-12-14 2018-06-22 庐江县四方服饰有限公司 A kind of safety sewing machine

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