CN209686055U

CN209686055U - It is a kind of for making the sewing machine of bound edge

Info

Publication number: CN209686055U
Application number: CN201920232813.1U
Authority: CN
Inventors: 鲁清芬
Original assignee: Beijing Duomilai Garments Co Ltd
Current assignee: Beijing Duomilai Garments Co Ltd
Priority date: 2019-02-22
Filing date: 2019-02-22
Publication date: 2019-11-26
Anticipated expiration: 2029-02-22

Abstract

The utility model discloses a kind of for making the sewing machine of bound edge, it is related to the technical field of sewing machine, it includes desktop and body, and the first horizontal transmission shaft is provided in internal body, and the second driving shaft being connected with first transmission shaft driven is provided with outside the body；Second driving shaft is sequentially connected with first bevel gear group, and the shell with inner cavity, the second bevel gear group being set in shell and the roller positioned at shell exterior, shell are provided with below first bevel gear group and is slidably connected with body；The elastic parts of vertical pivot and casing and drive sleeve far from first bevel gear group for being slidably connected and being sequentially connected is provided between first bevel gear group and second bevel gear；Roller is horizontally disposed and is sequentially connected with second bevel gear group, in roller housing rubber sleeve；It is hinged with link on the shell, hook is fixed on body.The utility model has the effect of that the bound edge processed syringe needle can be conveyed away from.

Description

It is a kind of for making the sewing machine of bound edge

Technical field

The utility model relates to the technical fields of sewing machine, more particularly, to a kind of for making the sewing machine of bound edge.

Background technique

Sewing machine is formed one or more stitchings on sewing, is made one or more layers seam with one or more sewing thread The machine that material interweaves or unites by a seam.With the development of technology, the sewing machine applied to different operating conditions comes into being.

The designed certain clothes of designer have decorative bound edge.The production of these bound edges is that have with some Decorative cloth doubling is sewed, and is then sewn into clothes body again.In order to improve speed of production, time cost is saved, now Common practice disposably sews completion with decorative cloth for longer, is then cut out further according to required size It cuts.It does not need repeatedly to handle syringe needle and the end of a thread on sewing machine in this way, to save the time.

But the time of single process is longer, if not combing, then the bound edge processed can be at the syringe needle of sewing machine Accumulation, there are bound edge and needle contact or the risks being wrapped on movement mechanism, to influence the work of sewing machine.

Utility model content

The purpose of the utility model is to provide a kind of for making the sewing machine of bound edge, and what is had can will process Bound edge is conveyed away from the effect of syringe needle.

The above-mentioned purpose of the utility model has the technical scheme that

It is a kind of for making the sewing machine of bound edge, including desktop and the body being fixed on desktop, body setting There is syringe needle, internal body is provided with the connected motor and the first transmission shaft of transmission, it is characterised in that: be arranged outside the body There is the second driving shaft being connected with first transmission shaft driven；Second driving shaft is sequentially connected with first bevel gear group, and first The shell with inner cavity, the second bevel gear group being set in shell and the rolling outside shell are provided with below bevel gear set Cylinder, second bevel gear group are sequentially connected with the casing through shell, and first bevel gear group is sequentially connected with to be connected with cannula slide Vertical pivot, while vertical pivot is connect with quill drive；Drive sleeve is provided between casing and vertical pivot far from first bevel gear group Elastic parts；Roller is parallel to the desktop setting and is sequentially connected with second bevel gear group, the minimum point and table of roller The spacing of plate is less than the minimum point of shell and the spacing of desktop, in roller housing rubber sleeve；The body is provided with and second First convex block of transmission shaft rotation connection, the second convex block for connecting with vertical axis and the third being slidably connected with shell are convex Block, second driving shaft and vertical pivot pass through circlip and annular groove carries out axial limiting；It is provided with rotatable hook, In on the shell Link is fixed on second convex block；Edge wrapping apparatus is further fixed on the desktop is, edge wrapping apparatus and roller are located at the needle The two sides that head is away from each other.

By using above-mentioned technical proposal, the power of driving mechanism passes sequentially through second driving shaft, first bevel gear group, erects Axis, casing and second bevel gear group are transmitted on roller.It can be by the velocity of rotation and seam of roller according to certain transmission ratio The speed of production of machine of threading is adapted.In this course, it can change the position of roller by the sliding of casing and vertical pivot, in turn The cloth sewed can be placed below roller.Further drive roller that cloth is pressed on desktop using elastic parts On, after cloth is sewed, cloth is sent from the position where syringe needle by the frictional force that roller is generated using rubber sleeve.

The utility model is further arranged to: connecting key is provided on the side wall of the vertical pivot, the inner wall of described sleeve pipe is opened Equipped with keyway compatible with connecting key, the length of keyway is longer than connection key length.

By using above-mentioned technical proposal, the transmission connection and cunning of vertical pivot and casing are realized simultaneously with relatively simple structure Dynamic connection.

The utility model is further arranged to: the elastic parts includes the baffle ring being arranged on vertical pivot, further includes and keeps off The spring that ring and casing offset, spring keep compressive state, and spring pocket is outside vertical pivot.

By using above-mentioned technical proposal, spring generates elastic force because of compression, which indirectly acts on roller On, it is pressed in roller on desktop.Meanwhile spring can also further compress and separate roller with desktop.

The utility model is further arranged to: the baffle ring is threadedly coupled with the vertical pivot.

By using above-mentioned technical proposal, position of the adjustable baffle ring on vertical pivot, convenient for controlling the tight journey of spring Degree, and then adjust roller and be pressed in the dynamics on desktop.

The utility model is further arranged to: the vertical pivot is multi-diameter shaft, and vertical pivot includes small diameter portion and large-diameter portion, small diameter portion The diameter of axle be less than the diameter of axle of large-diameter portion, small diameter portion is connected with first bevel gear group, and large-diameter portion is connected with baffle ring.

By using above-mentioned technical proposal, the reach opened up by threaded connection can be reduced, it only need to be by external screw thread It is opened in large-diameter portion, easy to process and vertical pivot installation.

The utility model is further arranged to: being provided with anti-skid chequer on the outer wall of the baffle ring.

Rotate baffle ring by using above-mentioned technical proposal convenient for operating manually to baffle ring.

The utility model is further arranged to: being hinged with hook on the housing, is fixed on the third convex block The compatible link with hook.

By using above-mentioned technical proposal, when needing to lift on roller, hook can be hung on link protects roller The position being lifted is held, the cloth being placed below roller is operated convenient for operator.

The utility model is further arranged to: the inner hollow and roller of the roller deviate from the second bevel gear group It is open at one end.

By using above-mentioned technical proposal, loss of weight is carried out to roller, is convenient for drum operations, and the roller meeting after loss of weight Reduce the shake occurred during rotation.

In conclusion the advantageous effects of the utility model are as follows:

1. the roller and elastic parts that are driven by setting, the power of sewing machine is transmitted on roller, roller is logical Cloth is pressed on desktop by the effect for crossing elastic parts, and the cloth sewed is sent from the position where syringe needle using frictional force by roller It sets；

2. by the way that baffle ring is threadedly coupled with vertical pivot, position of the adjustable baffle ring on vertical pivot, convenient for control spring Tight degree, and then adjust roller and be pressed in the dynamics on desktop；

3. can reduce the reach opened up by threaded connection by setting multi-diameter shaft for vertical pivot, only needing will be outer Screw thread is opened in large-diameter portion, easy to process and vertical pivot installation；

4. carrying out loss of weight by the roller of setting inner hollow to roller, being convenient for drum operations, and the rolling after loss of weight Cylinder can reduce the shake occurred during rotation.

Detailed description of the invention

Fig. 1 is a kind of for making the isometric view 1 of the sewing machine of bound edge；

Fig. 2 is the partial enlarged view in Fig. 1 at A；

Fig. 3 is a kind of for making the isometric view 2 of the sewing machine of bound edge；

Fig. 4 is the partial enlarged view in Fig. 3 at A；

Fig. 5 is the structural schematic diagram of interior of shell；

Fig. 6 is the perspective view of the explosion of vertical pivot and casing；

Fig. 7 is the structural schematic diagram of internal body.

In figure, 11, desktop；12, pedestal；13, supporting leg；2, body；21, syringe needle；22, motor；23, the first transmission shaft； 24, the first convex block；25, the second convex block；26, third convex block；31, second driving shaft；32, third transmission shaft；41, first bevel gear Group；411, gear one；412, gear two；42, second bevel gear group；421, gear three；422, gear four；51, vertical pivot；511, small Diameter portion；512, large-diameter portion；5121, connecting key；52, casing；521, keyway；61, baffle ring；611, anti-skid chequer；62, spring；7, outer Shell；71, protrusion；72, it links up with；73, link；8, roller；9, edge wrapping apparatus.

Specific embodiment

The utility model is described in further detail below in conjunction with attached drawing.

Referring to Fig. 1 and Fig. 7, a kind of sewing machine for bound edge sewing disclosed by the utility model, including it is horizontally disposed Desktop 11 and the body 2 being fixed on desktop 11.Pedestal 12 is provided with below desktop 11, pedestal 12 and desktop 11 it Between fixed there are two supporting legs 13.Body 2 is provided with the syringe needle 21 for sewing, is internally provided with motor 22 in body 2 And the first transmission shaft 23 in the setting of 2 inner horizontal of body, motor 22 and the first transmission shaft 23 are passed by belt and belt pulley Dynamic connection.

Opposite second driving shaft 31 parallel with the first transmission shaft 23 is additionally provided in the outside of body 2.Second driving shaft 31 are connect by belt with pulley drive with the first transmission shaft 23.There are two be driven to second for setting on the outer wall of body 2 The first convex block 24 that axis 31 stretches out, the first convex block 24 are integrally formed with body 2.Two the first convex blocks 24 are located at same level Interior, second driving shaft 31 turns round connection through two the first convex blocks 24 and with the first convex block 24.Second is provided with by two groups Annular groove on transmission shaft 31 carries out axial limit to second driving shaft 31 with the circlip being mounted in annular groove, in second driving shaft Two annular grooves opened up on 31 are located at the two sides that two the first convex blocks 24 are away from each other.

Referring to Fig. 1 and Fig. 4, one end of motor 22 is provided with first bevel gear group 41 in second driving shaft 31.First Bevel gear set 41 includes the connected gear 1 and gear 2 412 of engagement, the axis horizontal setting of gear 1 and with 31 coaxial rigid of second driving shaft is connected, the axis vertical setting of gear 2 412.

In conjunction with Fig. 5, the lower section of first bevel gear group 41 is provided with the shell 7 with inner cavity, second in shell 7 Bevel gear set 42 and the roller 8 outside shell 7.

Second bevel gear group 42 includes the connected gear 3 421 and gear 4 422 of engagement.The axis vertical of gear 3 421 It is arranged and is overlapped with the axis of gear 2 412, the axis horizontal setting of gear 4 422.3 421 coaxial rigid of gear is connected with The casing 52 being vertically arranged, 2 412 coaxial rigid of gear are connected with the vertical pivot 51 being vertically arranged.

Referring to fig. 4 and Fig. 6, vertical pivot 51 are multi-diameter shaft, including large-diameter portion 512 and small diameter portion 511.Large-diameter portion 512 is located at The lower section of small diameter portion 511 and the diameter of axle of large-diameter portion 512 are greater than the diameter of axle of small diameter portion 511.52 sets of casing outside large-diameter portion 512, The caliber of casing 52 is adapted with the diameter of axle of large-diameter portion 512.It is provided on the side wall of large-diameter portion 512 and 512 one of large-diameter portion Molding connecting key 5121 offers keyway 521 compatible with connecting key 5121 on the inner wall of casing 52, keyway 521 Length is greater than the length of connecting key 5121.To realize casing 52 while realizing that casing 52 and vertical pivot 51 are slidably connected With the transmission connection of vertical pivot 51.

The second convex block 25 protruded horizontally up to small diameter portion 511, the second convex block 25 and body are provided on the outer wall of body 2 2 are integrally formed.Small diameter portion 511 turns round connection through the second convex block 25 and with the second convex block 25.By being provided with small diameter portion 511 On two groups of annular grooves and the circlip that is mounted in annular groove axial limit is carried out to vertical pivot 51, opened up on small diameter portion 511 Two annular grooves are located at the two sides up and down of the second convex block 25.

52 elastic parts far from first bevel gear group 41 of drive sleeve is also set up between casing 52 and vertical pivot 51.Elasticity Component includes baffle ring 61 and the spring 62 between baffle ring 61 and casing 52.It is provided in the outside wall surface of baffle ring 61 anti-skidding Line 611；Internal screw thread is offered on the inner wall of baffle ring 61, compatible external screw thread is offered on the outer wall of large-diameter portion 512, External screw thread is located at the top of connecting key 5121.Realize baffle ring 61 in large-diameter portion by the threaded connection of baffle ring 61 and large-diameter portion 512 Position on 512 is adjustable.62 sets of spring outside vertical pivot 51.The both ends of spring 62 offset with baffle ring 61 and casing 52 respectively, and Spring 62 is in compressive state, and the elastic force of spring 62 will drive casing 52 to move down.

Referring to Fig. 5, casing 52 is connected through shell 7 and turning round with shell 7, meanwhile, casing 52 by two groups of annular grooves with And the circlip being mounted in annular groove carries out axial limiting.Two annular grooves being provided on casing 52 are located inside and outside shell 7. When the movement of casing 52, shell 7 will be driven to move together.

4 422 coaxial rigid of gear is connected with horizontally disposed third transmission shaft 32, and third transmission shaft 32 is stretched through shell 7 It is rotatablely connected out and with shell 7.Horizontally disposed roller 8 is connected in the extension end coaxial rigid of third transmission shaft 32.Rolling The minimum point of cylinder 8 and the spacing of desktop 11 are less than the minimum point of shell 7 and the spacing of desktop 11.Roller 8 is inner hollow and back The cylindrical tube open at one end from shell 7.Compatible rubber sleeve is cased with outside roller 8.

Referring to fig. 2, the third convex block 26 stretched out to shell 7 is provided on body 2, third convex block 26 is located at the second convex block 25 underface and third convex block 26 and body 2 are integrally formed.Square through hole, square through hole are offered on third convex block 26 Axis vertical setting.The top of shell 7, which is provided with, is extended with protrusion 71 upwards, and protrusion 71 is adapted with square through hole, Therefore shell 7 is slided up and down along the axis of square through hole.Square through hole and the cooperation of shell 7 will provide constraint for shell 7, prevent shell 7 shake and provide because casing 52 and third transmission shaft 32 rotation due to needed for anti-twisted torque.

Referring to fig. 4, it is hinged with hook 72 on shell 7, is welded on the second convex block 25 and 72 compatible extensions of hook Ring 73.When needing to lift roller 8, shell 7 need to only be moved up.Cooperated by the way that 72 will be linked up with link 73, it can be with Roller 8 is kept to the state being lifted.

Referring to Fig. 1, edge wrapping apparatus 9 is further fixed in the upper surface of desktop 11.Edge wrapping apparatus 9 and roller 8 are located at syringe needle 21 The two sides being away from each other.The outlet of edge wrapping apparatus 9 is towards roller 8；Tangential direction when roller 8 rotates positioned at 8 bottom end of roller is directed toward Side far from edge wrapping apparatus 9.

Specific embodiment are as follows: power is passed sequentially through the first transmission shaft 23, second by the motor 22 inside body 2 Transmission shaft 31, first bevel gear group 41, vertical pivot 51, casing 52, second bevel gear group 42 and third transmission shaft 32 finally transmit To roller 8.Since the spring 62 between casing 52 and baffle ring 61 is in compressive state, therefore the elastic force generated will drive set Pipe 52 moves down, and then casing 52 is driven to move down and roller 8 is made to offset with desktop 11.Position by adjusting baffle ring 61 can be with Change the tightness of spring 62 and then adjust roller 8 and is pressed in the dynamics on desktop 11.When the rotation of roller 8 can drive and stitch The cloth threaded is mobile to the side far from syringe needle 21.

The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical Within novel protection scope.

Claims

1. it is a kind of for making the sewing machine of bound edge, it is described including desktop (11) and the body (2) being fixed on desktop (11) Body (2) is provided with syringe needle (21), is internally provided with the connected motor (22) of transmission and the first transmission shaft (23) in body (2), The second driving shaft (31) being connected is driven with first transmission shaft (23) it is characterized by: being provided with outside the body (2)； Second driving shaft (31) is sequentially connected with first bevel gear group (41), is provided with below first bevel gear group (41) with inner cavity Shell (7), the second bevel gear group (42) being set in shell (7) and be located at the roller (8) of shell (7) outside, second cone tooth Wheel group (42) is sequentially connected with the casing (52) through shell (7), and first bevel gear group (41) is sequentially connected with and casing (52) The connected vertical pivot (51) of sliding, while vertical pivot (51) and casing (52) are sequentially connected；It is set between casing (52) and vertical pivot (51) It is equipped with the elastic parts of drive sleeve (52) far from first bevel gear group (41)；Roller (8) is parallel to the desktop (11) setting And it is sequentially connected with second bevel gear group (42), the minimum point of roller (8) and the spacing of desktop (11) are less than shell (7) most The spacing of low spot and desktop (11), in roller (8) housing rubber sleeve；The body (2) is provided with and second driving shaft (31) The first convex block (24) of rotation connection is slidably connected with second convex block (25) of vertical pivot (51) rotation connection and with shell (7) Third convex block (26), second driving shaft (31) and vertical pivot (51) carry out axial limiting by circlip and annular groove；In shell (7) On be provided with rotatable hook (72), link (73) are fixed on the second convex block (25)；It is upper go back in the desktop (11) It is fixed with edge wrapping apparatus (9), edge wrapping apparatus (9) and roller (8) are located at the two sides that the syringe needle (21) is away from each other.

2. according to claim 1 for making the sewing machine of bound edge, it is characterised in that: on the side wall of the vertical pivot (51) It is provided with connecting key (5121), the inner wall of described sleeve pipe (52) offers and connecting key (5121) compatible keyway (521), key The length of slot (521) is longer than the length of connecting key (5121).

3. according to claim 1 a kind of for making the sewing machine of bound edge, it is characterised in that: the elastic parts includes The baffle ring (61) being arranged on vertical pivot (51) further includes the spring (62) to offset with baffle ring (61) and casing (52), spring (62) keep compressive state, spring (62) cover vertical pivot (51) outside.

4. according to claim 3 a kind of for making the sewing machine of bound edge, it is characterised in that: the baffle ring (61) and institute State vertical pivot (51) threaded connection.

5. according to claim 4 a kind of for making the sewing machine of bound edge, it is characterised in that: the vertical pivot (51) is rank Terraced axis, vertical pivot (51) include small diameter portion (511) and large-diameter portion (512), and the diameter of axle of small diameter portion (511) is less than large-diameter portion (512) The diameter of axle, small diameter portion (511) are connected with first bevel gear group (41), and large-diameter portion (512) is connected with baffle ring (61).

6. according to claim 3 a kind of for making the sewing machine of bound edge, it is characterised in that: in the baffle ring (61) Anti-skid chequer (611) are provided on outer wall.

7. according to claim 1 a kind of for making the sewing machine of bound edge, it is characterised in that: on the shell (7) Hook (72) are hinged with, the compatible link (73) with hook (72) is fixed on second convex block (25).

8. according to claim 1 a kind of for making the sewing machine of bound edge, it is characterised in that: the roller (8) it is interior Portion is hollow and roller (8) is away from the open at one end of the second bevel gear group (42).