CN216738834U

CN216738834U - Automatic cutting mechanism of seam splicing machine

Info

Publication number: CN216738834U
Application number: CN202220151751.3U
Authority: CN
Inventors: 黄国怀
Original assignee: Wenzhou Xionghao Clothing Co ltd
Current assignee: Wenzhou Xionghao Clothing Co ltd
Priority date: 2022-01-18
Filing date: 2022-01-18
Publication date: 2022-06-14
Anticipated expiration: 2032-01-18

Abstract

The utility model relates to an automatic cutting mechanism of a seam splicing machine, which comprises a fixed plate, a cutter, a driving mechanism for driving the cutter to do cutting action, a knife plate which is perpendicular to the fixed plate and is provided with a knife groove for the cutter to penetrate through, and a line pressing mechanism which is arranged on one side of the cutter and moves up and down along with the cutter. By arranging the wire pressing mechanism, the tail wire can be pressed stably during cutting, the tail wire is prevented from sliding during cutting, the cutting stability is improved, the requirement on the blade is lowered, the cost is reduced, and the wire pressing mechanism has the advantages of simple structure, convenience and practicability.

Description

Automatic cutting mechanism of seam splicing machine

Technical Field

The utility model relates to an automatic cutting mechanism, in particular to an automatic cutting mechanism of a splicing and sewing machine.

Background

The edge splicing machine is a sewing machine which can combine the edges of two pieces of cloth and sew the two pieces of cloth, and the sewing machine is generally a four-needle six-thread (including a bottom thread); after two pieces of cloth are sewn on a wire net woven by a plurality of knitting needles, the wire net still can be connected with the knitting needles to form a wire tail which needs to be disconnected, and the wire tail is manually cut off by scissors in the past; however, with the continuous development and progress of the sewing machine, the sewing machine which utilizes the cutting device of the electric control mechanical action to cut off the thread tail is available in the market nowadays, and an automatic thread cutting device is generally added above the tail end of the sewing platform. An automatic thread trimming device for a hosiery stitching machine, as disclosed in application No. 2021201777107. This kind of device utilizes the blade to cut the tail-wire, but owing to lack the structure of pressing steady with the one end of tail-wire, when the cutter descends, the tail-wire slides easily and leads to the cutting failure, cuts off unstablely, and the requirement is too high to the blade, and is with high costs.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the background technology, the utility model provides an automatic cutting mechanism of a splicing and sewing machine.

The technical scheme adopted by the utility model is as follows: the utility model provides an automatic cutting mechanism of seam machine, includes fixed plate, cutter, is used for the drive cutter to be the actuating mechanism of cutting action and set up at the cutting board perpendicularly with the fixed plate, be equipped with the sword groove that is used for the cutter to pass on the cutting board, still including setting up the line ball mechanism in cutter one side and along with the cutter up-and-down action, line ball mechanism includes connecting plate, pressure spring, with through-hole swing joint's on the connecting plate depression bar and the briquetting at depression bar top, pressure spring suit is on the depression bar, and pressure spring's one end offsets with the connecting plate, and the other end offsets with the spring step on the depression bar.

Furthermore, the top of the pressure lever is in threaded connection with a limit nut.

Furthermore, the bottom of the pressing block is connected with a friction increasing rubber layer.

Further, actuating mechanism is including fixing the driving motor at the fixed plate back, the eccentric block that links firmly with driving motor's output, with the terminal swivelling joint's of eccentric block lift bar, with the lift plate of keeping away from eccentric block's lift bar one end swivelling joint, fix slide rail sliding block set spare on the fixed plate, fix the blade holder fixed plate on the lift plate, fix the blade holder on the blade holder fixed plate and through the cutter of bolt fastening on the blade holder, the lift plate links firmly with slide rail sliding block set spare's slider, the connecting plate is fixed on the blade holder fixed plate.

Furthermore, the tool apron fixing plate is fixed on the lifting plate through a bolt.

Furthermore, the fixing plate is provided with a fixing hole.

The utility model has the beneficial effects that: by arranging the wire pressing mechanism, the tail wire can be pressed stably during cutting, the tail wire is prevented from sliding during cutting, the cutting stability is improved, the requirement on the blade is lowered, the cost is reduced, and the wire pressing mechanism has the advantages of simple structure, convenience and practicability.

In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided.

The present invention will be described in further detail below with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an enlarged schematic view of a point a in fig. 1.

In FIGS. 1-2: 1. a fixing plate; 2. a cutter; 3. a cutting board; 4. a cutter groove; 5. a wire pressing mechanism; 6. a connecting plate; 7. a compression spring; 8. a pressure lever; 9. briquetting; 10. a spring step; 11. a limit nut; 12. a friction increasing rubber layer; 13. a drive motor; 14. an eccentric block; 15. a lifting bar; 16. a lifting plate; 17. a sliding block assembly of the sliding rail; 18. a tool apron fixing plate; 19. a tool apron; 20. and (7) fixing holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.

It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.

The utility model provides an automatic cutting mechanism of a splicing and sewing machine.

In this embodiment, referring to fig. 1-2, the automatic cutting mechanism of the splicing and sewing machine includes a fixing plate 1, a cutter 2, a driving mechanism for driving the cutter to perform a cutting action, a knife plate 3 vertically arranged on the fixing plate, and a line pressing mechanism 5 arranged on one side of the cutter and moving up and down along with the cutter, wherein the knife plate is provided with a knife slot 4 for the cutter to pass through, the line pressing mechanism includes a connecting plate 6, a pressing spring 7, a pressing rod 8 movably connected with a through hole on the connecting plate, and a pressing block 9 at the top of the pressing rod, the pressing spring is sleeved on the pressing rod, one end of the pressing spring abuts against the connecting plate, and the other end abuts against a spring step 10 on the pressing rod.

Among the above-mentioned technical scheme, through setting up line ball mechanism, in the cutting, can be with tail line pressure steady, the tail line slides when preventing the cutting, improves the stability of cutting, reduces the requirement to the blade, reduces and economizes the cost, has simple structure, convenient and practical's advantage.

The specific working principle is as follows: the cutter reciprocates up and down to do cutting action under the drive of the driving mechanism, and the line pressing mechanism moves up and down along with the line pressing mechanism, and the tail line is tightly pressed on the cutter plate by utilizing the pressing spring, so that the tail line is prevented from sliding.

Specifically, the top of the pressure lever is in threaded connection with a limit nut 11; the bottom of the pressing block is connected with a friction increasing rubber layer 12. The friction increasing rubber layer is used for increasing the friction of the bottom surface of the pressing block.

Specifically, the driving mechanism comprises a driving motor 13 fixed on the back of the fixing plate, an eccentric block 14 fixedly connected with the output end of the driving motor, a lifting rod 15 rotatably connected with the tail end of the eccentric block, a lifting plate 16 rotatably connected with one end of the lifting rod far away from the eccentric block, a sliding block assembly 17 fixed on the fixing plate, a knife holder fixing plate 18 fixed on the lifting plate, a knife holder 19 fixed on the knife holder fixing plate, and a cutter fixed on the knife holder through a bolt, wherein the lifting plate is fixedly connected with a sliding block of the sliding block assembly, and the connecting plate is fixed on the knife holder fixing plate; the tool apron fixing plate is fixed on the lifting plate through bolts; the fixing plate is provided with a fixing hole 20. The driving motor drives the eccentric block to rotate, and drives the cutter on the lifting plate to move up and down.

The skilled person should understand that: although the present invention has been described in terms of the above embodiments, the inventive concepts are not limited to the embodiments, and any modifications that utilize the inventive concepts are intended to be included within the scope of the appended claims.

Claims

1. The utility model provides an automatic cutting mechanism of piece machine, includes fixed plate, cutter, is used for the drive cutter to do the actuating mechanism of cutting action and sets up at the cutting board perpendicularly with the fixed plate, be equipped with the sword groove that is used for the cutter to pass on the cutting board, its characterized in that: the wire pressing mechanism comprises a connecting plate, a compression spring, a compression rod movably connected with a through hole in the connecting plate and a pressing block at the top of the compression rod, the compression spring is sleeved on the compression rod, one end of the compression spring is abutted to the connecting plate, and the other end of the compression spring is abutted to a spring step on the compression rod.

2. The automatic cutting mechanism of the splicing and sewing machine according to claim 1, characterized in that: and the top of the pressure lever is in threaded connection with a limiting nut.

3. The automatic cutting mechanism of the splicing and sewing machine according to claim 1, characterized in that: the bottom of the pressing block is connected with a friction increasing rubber layer.

4. The automatic cutting mechanism of the patchwork machine according to any one of claims 1 to 3, wherein: the driving mechanism comprises a driving motor fixed on the back of the fixing plate, an eccentric block fixedly connected with the output end of the driving motor, a lifting rod rotatably connected with the tail end of the eccentric block, a lifting plate rotatably connected with one end of the lifting rod far away from the eccentric block, a sliding rail block assembly fixed on the fixing plate, a tool apron fixing plate fixed on the lifting plate, a tool apron fixed on the tool apron fixing plate and a cutter fixed on the tool apron through a bolt, wherein the lifting plate is fixedly connected with a sliding block of the sliding rail block assembly, and the connecting plate is fixed on the tool apron fixing plate.

5. The automatic cutting mechanism of the seam splicing machine according to claim 4, wherein: the tool apron fixing plate is fixed on the lifting plate through bolts.

6. The automatic cutting mechanism of the seam splicing machine according to claim 1, wherein: the fixing plate is provided with a fixing hole.