CN211036328U

CN211036328U - Four-line serging upper and lower machine head

Info

Publication number: CN211036328U
Application number: CN201920833084.5U
Authority: CN
Inventors: 何应标
Original assignee: Foshan City Kehua Smart Quilting Equipment Co Ltd
Current assignee: Foshan City Kehua Smart Quilting Equipment Co Ltd
Priority date: 2019-06-04
Filing date: 2019-06-04
Publication date: 2020-07-17
Anticipated expiration: 2029-06-04

Abstract

The utility model discloses a aircraft nose about four-wire serging, including aircraft nose body and backup pad, the aircraft nose body is passed through the bull stick with the top of backup pad and is rotated and be connected, the bottom of bull stick is rotated through the pivot and is connected with the arc kelly, the top of backup pad is encircleed and is equipped with a plurality of draw-in grooves that correspond with the arc kelly, a plurality of bracing pieces of bottom fixedly connected with of aircraft nose body, the top of backup pad is encircleed and is equipped with the annular slide rail that corresponds with the bracing piece, the bottom of backup pad is equipped with the spout, the spout internal rotation is connected with the screw rod, two latch segments that the symmetry set up have been cup jointed to the screw thread on the screw rod, the one end of screw rod runs through. The utility model discloses in through the setting of many places regulation fixed establishment, make the aircraft nose can carry out free regulation when the installation to the installation effectiveness of device has been promoted.

Description

Four-line serging upper and lower machine head

Technical Field

The utility model relates to a serging machine technical field especially relates to aircraft nose about four-wire serging.

Background

The serging machine is a mechanical device for sewing, is generally used for clothing production, sews fabric clothing needing serging, and mechanical sewing is faster and more orderly than manual sewing.

However, the external structure of the machine head of the existing serging machine is simpler, and a certain mounting and fixing mechanism is lacked outside the machine head of the serging machine, so that the mounting and adjusting efficiency of the serging machine is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art the machine head outside structure of serging machine comparatively simple, the outside of serging machine aircraft nose lacks the problem of certain installation fixed establishment, and aircraft nose about the four-wire serging that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the four-line serging upper and lower machine head comprises a machine head body and a supporting plate, wherein the machine head body is rotatably connected with the top of the supporting plate through a rotating rod, the bottom of the rotating rod is rotatably connected with an arc clamping rod through a rotating shaft, the top of the supporting plate is provided with a plurality of clamping grooves corresponding to the arc clamping rod in a surrounding manner, the bottom of the machine head body is fixedly connected with a plurality of supporting rods, the top of the supporting plate is provided with an annular sliding rail corresponding to the supporting rods in a surrounding manner, the bottom of the supporting plate is provided with a sliding groove, a screw rod is rotatably connected in the sliding groove, two symmetrically arranged locking blocks are sleeved on the screw rod in a threaded manner, one end of the screw rod penetrates through the inner wall of the sliding groove and is fixedly connected with a knob, one end of the knob is inserted with an inserting rod in a sliding manner, a plurality, one end of the inserted bar, which is far away from the clamping sleeve, is fixedly connected with a pull rod.

Preferably, a guide rod is fixedly connected in the sliding groove, and a through hole corresponding to the guide rod is formed in the locking block.

Preferably, the inserted link is sleeved with a spring, and two ends of the spring are respectively and fixedly connected with the clamping sleeve and the knob.

Preferably, the rotating shaft is sleeved with a torsion spring, and two ends of the torsion spring are respectively and fixedly connected with the arc-shaped clamping rod and the rotating rod.

Preferably, one end of the support rod, which is located in the annular slide rail, is fixedly connected with a slide block.

Preferably, the locking block is provided with a locking port.

Has the advantages that:

1. firstly, according to the size of the serging machine, a knob is rotated to drive a screw rod to rotate so as to drive two locking blocks to move relatively, then a locking port on each locking block is utilized to fix a supporting plate and the serging machine, then a machine head body is rotated to adjust the direction of the machine head body, and then an arc-shaped clamping rod is utilized to fix a rotating rod;

2. simultaneously torsion spring's setting can play certain torsion to the arc kelly and support, and the spring can play certain elastic support to the inserted bar simultaneously, and the bracing piece can effectively prevent rocking of aircraft nose body simultaneously.

Drawings

Fig. 1 is a schematic structural view of an upper head and a lower head of a four-line serging machine provided by the utility model;

fig. 2 is a schematic view of a bottom structure of the four-line serging upper and lower machine head of the present invention;

fig. 3 is a schematic structural view of a portion a of fig. 1.

In the figure: 1 head body, 2 backup pads, 3 bull sticks, 4 pivots, 5 arc kellies, 6 bracing pieces, 7 screw rods, 8 latch segments, 9 knobs, 10 inserted bars, 11 cutting ferrules, 12 pull rods, 13 guide rods, 14 springs, 15 sliders.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, four-line serging upper and lower head, including a head body 1 and a support plate 2, the head body 1 is rotatably connected with the top of the support plate 2 through a rotating rod 3 for adjusting the direction of the head body 1, the bottom of the rotating rod 3 is rotatably connected with an arc clamping rod 5 through a rotating shaft 4 for fixing the rotating rod 3, the top of the support plate 2 is surrounded with a plurality of clamping grooves corresponding to the arc clamping rod 5, the bottom of the head body 1 is fixedly connected with a plurality of support rods 6 for supporting the head body 1, the top of the support plate 2 is surrounded with an annular slide rail corresponding to the support rods 6, the bottom of the support plate 2 is provided with a slide groove, the slide groove is rotatably connected with a screw rod 7 for driving the locking blocks 8 to move, two locking blocks 8 symmetrically arranged are sleeved on the screw rod 7 for fixing the support plate 2 and a serging machine, one end of the screw rod 7 penetrates, the rotary screw is used for driving the screw rod 10 to rotate, the one end of the knob 9 is slidably inserted with the inserted bar 10, the fixed knob 9 is used for fixing the plurality of slots corresponding to the inserted bar 10, the inserted bar 10 is close to one end of the support plate 2, the clamping sleeve 11 is fixedly sleeved on the inserted bar 10, the inserted bar 10 is prevented from falling off from the knob 9, and the inserted bar 10 is far away from one end of the clamping sleeve 11 and is fixedly connected with the pull rod 12.

The utility model discloses in, fixedly connected with guide arm 13 in the spout, prevent latch segment 8 from rocking, be equipped with the through-hole that corresponds with guide arm 13 on the latch segment 8, the cover is equipped with spring 14 on the inserted bar 10, spring 14's both ends respectively with cutting ferrule 11 and knob 9 fixed connection, be used for playing certain elasticity traction effect to inserted bar 10, the cover is equipped with torque spring in the pivot 4, torque spring's both ends respectively with arc kelly 5 and 3 fixed connection of bull stick, be used for playing certain torsion to arc kelly 5 and support, bracing piece 6 is located the one end fixedly connected with slider 15 of annular slide rail, prevent that bracing piece 6 from droing in the annular slide rail, be equipped with the check lock on the latch segment 8, conveniently fix latch segment 8.

The utility model discloses in, earlier according to the size of serging machine, it drives screw rod 7 and rotates to rotate knob 9, drive two latch segment 8 relative movement, then utilize the locking mouth on the latch segment 8 to fix backup pad 2 and serging machine, then rotate aircraft nose body 1, adjust aircraft nose body 1's direction, then utilize arc kelly 5 to fix bull stick 3, torque spring's setting simultaneously, can play certain torsion to arc kelly 5 and support, spring 14 can play certain elastic support to inserted bar 10 simultaneously, bracing piece 6 can effectively prevent rocking of aircraft nose body 1 simultaneously.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Four-wire serging upper and lower machine head, which comprises a machine head body (1) and a supporting plate (2), and is characterized in that the machine head body (1) is rotatably connected with the top of the supporting plate (2) through a rotating rod (3), the bottom of the rotating rod (3) is rotatably connected with an arc clamping rod (5) through a rotating shaft (4), the top of the supporting plate (2) is provided with a plurality of clamping grooves corresponding to the arc clamping rod (5) in a surrounding manner, the bottom of the machine head body (1) is fixedly connected with a plurality of supporting rods (6), the top of the supporting plate (2) is provided with an annular sliding rail corresponding to the supporting rods (6) in a surrounding manner, the bottom of the supporting plate (2) is provided with a sliding groove, the sliding groove is rotatably connected with a screw rod (7) in a rotating manner, two locking blocks (8) symmetrically arranged are sleeved on the screw rod (7) in a threaded manner, one end, the one end of knob (9) slides and inserts and is equipped with inserted bar (10), it is equipped with a plurality of slots that correspond with inserted bar (10) to surround on the outer wall of backup pad (2), the fixed cover of the one end that inserted bar (10) is close to backup pad (2) has connect cutting ferrule (11), the one end fixedly connected with pull rod (12) of cutting ferrule (11) are kept away from in inserted bar (10).

2. The four-line serging upper and lower head as claimed in claim 1, wherein a guide rod (13) is fixedly connected to the inside of the sliding groove, and the locking block (8) is provided with a through hole corresponding to the guide rod (13).

3. The four-line serging upper and lower machine head as claimed in claim 1, wherein the plunger (10) is sleeved with a spring (14), and both ends of the spring (14) are fixedly connected with the ferrule (11) and the knob (9) respectively.

4. The four-line serging upper and lower machine head as claimed in claim 1, wherein said rotary shaft (4) is sleeved with a torsion spring, and both ends of said torsion spring are fixedly connected with said arc-shaped clamping rod (5) and said rotary rod (3), respectively.

5. A four-line serging upper and lower head as claimed in claim 1, wherein said support rod (6) is fixedly connected to a slider (15) at one end thereof located inside the annular slide.

6. The four-line serging upper and lower head as claimed in claim 1, wherein said locking blocks (8) are provided with locking notches.