CN111074014B

CN111074014B - Leather product hemming flattening bonder

Info

Publication number: CN111074014B
Application number: CN201911371684.5A
Authority: CN
Inventors: 陈超奕
Original assignee: Lai Shenghua
Current assignee: Lai Shenghua
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2021-06-15
Anticipated expiration: 2039-12-27
Also published as: CN111074014A

Abstract

The invention relates to the field of leather product processing, in particular to a leather product edge-sewing flattening bonder. The technical problem is how to provide a leather product edge-sewing flattening bonder which can directly stretch out and flatten the edge-sewing without manually coating glue, is simple and convenient to operate and has a flat turned edge. A leather product edge-sewing flattening bonder comprises a U-shaped frame, supporting legs and the like; the U-shaped frame is provided with supporting legs. According to the invention, the T-shaped toothed bar is held and then the U-shaped handle is pressed downwards, so that the hollow conical block can be driven to downwards open the leather, then the T-shaped toothed bar is matched with the gear to drive the swinging plate to swing and press the leather, simple operation can be realized, the piston rod moves downwards to pressurize the rubber storage cylinder, so that the glue can be sprayed onto the leather, manual glue brushing is not needed, air can be discharged into the sliding hole through the ventilation hard pipe, so that the soft spray pipe is driven to move inwards through the damping block, the ventilation hose can be closer to the leather needing to be flattened, and the glue can be sprayed more accurately when being sprayed.

Description

Leather product hemming flattening bonder

Technical Field

The invention relates to the field of leather product processing, in particular to a leather product edge-sewing flattening bonder.

Background

Leather products are leather furniture or tools made of leather, such as leather sofas, leather chairs, leather beds, leather bags, leather whips, leather gloves and the like.

At present, when leather products are processed, a plurality of leather products can be sewn under many conditions, the leather products can inevitably generate abutted seam edges perpendicular to the leather edges after being sewn, if the abutted seam edges are not turned over towards two sides and then are bonded through glue, and after the abutted seam edges are contacted with a human body, the human body can generate uncomfortable feeling.

At present, a proper amount of glue is manually coated on leather products at the position of the seam edge, an operator turns the seam edge outwards again, and then uses tools to compress the seam edge, so that the operation is more complicated, the speed is too low, the mass production is not facilitated, and the manual flanging can cause the uneven flanging.

Therefore, in order to solve the problems, the leather hemming and flattening bonder is needed to be invented, which can directly flatten the hemmed edge after the hemmed edge is spread without manually coating glue, is simple and convenient to operate, and has a flattened hemmed edge.

Disclosure of Invention

In order to overcome the operator and toward turning out the hem, then reuse the instrument and compress tightly the hem, it is more loaded down with trivial details to operate like this, and speed is too slow moreover, is unfavorable for bulk production, and manual turn-ups can lead to the shortcoming of turn-ups unevenness moreover, technical problem: the leather product edge-sewing flattening bonder is simple and convenient to operate and smooth in edge-folding without manually coating glue, and can directly flatten the folded edge after being unfolded.

The technical implementation scheme of the invention is as follows: the utility model provides a leather products seam limit flattens bonder, includes U type frame and landing leg, installs the landing leg on the U type frame, still including framework, distraction device and flattening device, is equipped with the framework between this landing leg, and the relative both sides of this framework are uncovered, is equipped with the distraction device that is used for strutting the leather products seam limit in this framework, is equipped with the flattening device in this distraction device, and this flattening device is used for flattening the leather products seam limit.

Optionally, the spreading device comprises a U-shaped handle, a first spring and a hollow conical block, the U-shaped frame is slidably provided with the U-shaped handle, the first spring is connected between the U-shaped handle and the U-shaped frame, the U-shaped handle is provided with the hollow conical block for spreading the seam of the leather product, and the hollow conical block penetrates through the frame and is located in the frame.

Optionally, the flattening device includes a swinging plate, a torsion spring, a T-shaped rack, a second spring, a fixed sliding sleeve, a U-shaped rack, a third spring and a gear, the swinging plate is rotatably disposed on two sides of the hollow conical block, the torsion spring is disposed between the swinging plates, the T-shaped rack is slidably disposed in the hollow conical block, the second spring is connected between the T-shaped rack and the hollow conical block, the fixed sliding sleeve is fixedly connected to two sides of the hollow conical block, the U-shaped rack is slidably disposed on the fixed sliding sleeve, one end of the U-shaped rack is slidably connected to the swinging plate, the third spring is connected between the U-shaped rack and the fixed sliding sleeve, at least two gears are rotatably disposed in the hollow conical block, and the gears are engaged with the T-shaped rack and the U-shaped rack.

Optionally, the rubber discharging device comprises a rubber storage cylinder, a damping block, a fourth spring, a soft spray pipe, a compression cylinder, a piston rod and a vent hose, the rubber storage cylinder is arranged in the middle of the supporting leg in an embedded mode, a sliding hole is formed in the supporting leg, the damping block is arranged in the sliding hole in a sliding mode, the fourth spring is connected between one end of the damping block and the sliding hole, the soft spray pipe is installed at the other end of the damping block, the other end of the soft spray pipe is connected with the rubber storage cylinder in a sealing mode, the compression cylinder is installed on two sides in the frame body, the piston rod is arranged in the compression cylinder in a sliding mode, the piston rod is connected with the U-shaped handle, the vent hose is connected to the compression cylinder in a sealing mode, and the other end of the vent hose is.

Optionally, the pneumatic compression device further comprises a ventilation hard pipe, a round hole plate and a fifth spring, the ventilation hard pipe is connected between the compression cylinder and the support leg, the compression cylinder is communicated with the sliding hole through the ventilation hard pipe, the round hole plate is arranged in the compression cylinder in a sliding mode and matched with the ventilation hose, and the fifth spring is connected between the round hole plate and the compression cylinder.

Optionally, the handle is further provided with an L-shaped clamping rod and a magnet, the U-shaped frame is provided with an L-shaped slot, the L-shaped slot is internally provided with the L-shaped clamping rod in a sliding mode, one side of the U-shaped handle is provided with a clamping groove, the clamping groove is matched with the L-shaped clamping rod, the L-shaped slot is internally and fixedly connected with the magnet, the L-shaped clamping rod is made of iron, and the L-shaped clamping rod is in adsorption fit with the magnet.

The invention has the beneficial effects that: according to the invention, the T-shaped toothed bar is held and then the U-shaped handle is pressed downwards, so that the hollow conical block can be driven to downwards open the leather, then the T-shaped toothed bar is matched with the gear to drive the swinging plate to swing and press the leather, simple operation can be realized, the piston rod moves downwards to pressurize the rubber storage cylinder, so that the glue can be sprayed onto the leather, manual glue brushing is not needed, the working time is saved, air can be discharged into the sliding hole through the ventilation hard pipe, so that the soft spray pipe can be driven to move inwards through the damping block, the ventilation hose can be closer to the leather needing to be flattened, and the glue can be sprayed more accurately.

Drawings

Fig. 1 is a schematic front view of the present invention.

Fig. 2 is an enlarged schematic view of part a of the present invention.

Fig. 3 is an enlarged view of part B of the present invention.

Description of reference numerals: 1U type frame, 2 landing legs, 3 frameworks, 4 distraction devices, 41U type handle, 42 first spring, 43 hollow conical block, 5 flattening device, 51 swinging plate, 52 torsion spring, 53T type ratch, 54 second spring, 55 fixed sliding sleeve, 56U type rack, 57 third spring, 58 gears, 6 play mucilage binding and put, 61 stores up the packing element, 62 slide opening, 63 damping block, 64 fourth spring, 65 soft spray tube, 66 compression cylinder, 67 piston rod, 68 breather hose, 7 breather hard tube, 8 orifice plates, 9 fifth spring, 10L type fluting, 11L type kelly, 12 draw-in grooves, 13 magnet.

Detailed Description

The following description is only a preferred embodiment of the present invention, and does not limit the scope of the present invention.

Example 1

The utility model provides a leather products seam limit flattens bonder, as shown in fig. 1-2, including U type frame 1, landing leg 2, framework 3, distraction device 4 and flattening device 5, two landing legs 2 are installed to U type frame 1 lower part, framework 3 has been welded through welded connection's mode between this landing leg 2, both sides are uncovered about this framework 3, be equipped with in this framework 3 and be used for strutting the distraction device 4 that struts the leather products seam limit, be equipped with flattening device 5 in this distraction device 4, this flattening device 5 is used for flattening the leather products seam limit.

The expanding device 4 comprises a U-shaped handle 41, a first spring 42 and a hollow conical block 43, the U-shaped handle 41 is arranged on the upper part of the U-shaped frame 1 in a sliding manner, the first spring 42 is connected between the inside of the U-shaped handle 41 and the top of the U-shaped frame 1, the hollow conical block 43 for expanding the seam edge of the leather product is installed at the lower end of the U-shaped handle 41, and the hollow conical block 43 penetrates through the frame body 3 and is positioned in the frame body.

The flattening device 5 comprises a swinging plate 51, a torsion spring 52, a T-shaped toothed bar 53, a second spring 54, a fixed sliding sleeve 55, a U-shaped toothed rack 56, a third spring 57 and a gear 58, wherein the swinging plate 51 is arranged at two inclined planes at the lower part of the hollow conical block 43 in a rotating mode, the torsion spring 52 is arranged between the two swinging plates 51, the T-shaped toothed bar 53 is arranged in the hollow conical block 43 in a sliding mode, the left side and the right side at the lower part of the T-shaped toothed bar 53 are toothed, the second spring 54 is connected between the T-shaped toothed bar 53 and the inner top part of the hollow conical block 43, the fixed sliding sleeve 55 is fixedly connected at the left side and the right side in the hollow conical block 43, the U-shaped toothed rack 56 is arranged in the fixed sliding sleeve 55 in a sliding mode, one end of the U-shaped toothed rack 56 is connected with the swinging plate 51, the third spring 57 is connected between the U-shaped rack 56 and the fixed sliding sleeve 55, the hollow, the gear 58 is intermeshed with the T-toothed bar 53 and the U-toothed rack 56.

An operator firstly presses the supporting legs 2 against leather products on two sides, the hollow conical block 43 is positioned right above the seam edge of the leather products, after the operator paints glue on the leather products, the operator holds the T-shaped toothed rod 53 by four fingers, then presses the U-shaped handle 41 downwards, the first spring 42 is compressed along with the T-shaped toothed rod, the U-shaped handle 41 can drive the hollow conical block 43 to move downwards between the two leather products, so that the seam edge of the leather products can be opened, the T-shaped toothed rod 53 is in a static state relative to the gear 58, the hollow conical block 43 can drive the swinging plate 51, the U-shaped toothed strip 56 and the gear 58 to move downwards, after the hollow conical block 43 moves downwards to open a part of the leather products, the T-shaped toothed rod 53 is pulled upwards, the second spring 54 is compressed along with the T-shaped toothed rod 53 and the gear 58 are meshed, the gear 58 can drive the gear 58 to rotate, and the gear 58 can drive the U-shaped toothed strip 56 to move downwards, the third spring 57 is stretched, the U-shaped rack 56 can drive the swinging plate 51 to swing downwards to press the two sides of the leather product downwards, the torsion spring 52 is stretched accordingly, the operator loosens the T-shaped toothed rod 53, under the action of the second spring 54 and the third spring 57, the T-shaped toothed rod 53 can be driven to move downwards, the U-shaped rack 56 can be driven to pull the swinging plate 51 upwards through the gear 58, the swinging plate 51 can be separated from the leather product under the action of the torsion spring 52, the operator pulls the T-shaped toothed rod 53 to move upwards again, and the process is repeated, so that the leather product at the position can be bonded more stably through glue, the edge of the leather product can be beautified, and discomfort caused when the edge of the leather product is contacted with a human body can be avoided.

Example 2

On the basis of the embodiment 1, as shown in fig. 1-3, the glue discharging device 6 is further included, the glue discharging device 6 includes a glue storage cylinder 61, a damping block 63, a fourth spring 64, a soft nozzle 65, a compression cylinder 66, a piston rod 67 and an air hose 68, the middle part of the supporting leg 2 is embedded with a rubber storage cylinder 61, the lower part of the supporting leg 2 is horizontally provided with a sliding hole 62, a damping block 63 is slidably arranged in the slide hole 62, a fourth spring 64 is connected between the outer end of the damping block 63 and the slide hole 62, the inner end of the damping block 63 is provided with a soft spray pipe 65, the other end of the soft spray pipe 65 is hermetically connected with the rubber storage cylinder 61, the left and right sides in the frame body 3 are both provided with compression cylinders 66, the compression cylinders 66 are provided with piston rods 67 in a sliding way, the top end of the piston rod 67 is connected with the U-shaped handle 41, the compression cylinder 66 is hermetically connected with an air hose 68, and the other end of the air hose 68 is hermetically connected with the rubber storage cylinder 61.

The operator injects suitable amount of glue into earlier in storing up the packing element 61, alright drive piston rod 67 down when U type handle 41 down moves, piston rod 67 alright push the air in the compression cylinder 66 through breather hose 68 and store up in the packing element 61, glue in storing up the packing element 61 alright spout 65 to the leather products on through soft spray tube, U type handle 41 alright drive piston rod 67 up moves when up moving, so in the compression cylinder 66 alright suction air once more, in storing up the packing element 61 with convenient next time with the air injection, so just need not the manual work and brush gluey to the leather products, can save the time of brushing gluey.

Example 3

In addition to embodiment 2, as shown in fig. 1 and 3, the pneumatic device further includes a hard vent pipe 7, a circular orifice plate 8 and a fifth spring 9, the hard vent pipe 7 is connected between the compression cylinder 66 and the leg 2, the compression cylinder 66 is communicated with the slide hole 62 through the hard vent pipe 7, the circular orifice plate 8 is slidably arranged in the compression cylinder 66, the circular orifice plate 8 is matched with the flexible vent pipe 68, and the fifth spring 9 is connected between the circular orifice plate 8 and the compression cylinder 66.

Still including L type kelly 11 and magnet 13, open on the top right side in this U type frame 1 has L type fluting 10, and this L type fluting 10 internal sliding formula is equipped with L type kelly 11, and this U type handle 41 right side is opened has draw-in groove 12, and this draw-in groove 12 cooperates with this L type kelly 11, the equal fixedly connected with magnet 13 of left and right sides in this L type fluting 10, and the material of this L type kelly 11 is iron, and this L type kelly 11 adsorbs the cooperation with this magnet 13.

When the piston rod 67 moves downwards, because the circular hole plate 8 shields the ventilation hose 68, firstly, air is discharged into the slide hole 62 through the ventilation hard tube 7, so that the damping block 63 can be pushed to move inwards, the fourth spring 64 is stretched along with the damping block 63, the ventilation hose 68 can be driven to move inwards by the damping block 63, so that the ventilation hose 68 can be closer to a leather product to be flattened, glue can be sprayed more accurately when glue is sprayed, after the piston rod 67 moves to exceed the ventilation hard tube 7, the air in the slide hole 62 can be discharged through the ventilation hard tube 7, under the action of the fourth spring 64, the damping block 63 can move outwards slowly, at the moment, the piston rod 67 can be contacted with the circular hole plate 8, the piston can drive the circular hole plate 8 to move downwards, the fifth spring 9 is compressed along with the piston rod, when an air inlet hole on the circular hole plate 8 is staggered with the ventilation hose 68, the air in the compression cylinder 66 can be discharged into the glue storage cylinder 61 through the ventilation hose 68, thereby can spout gluey to the leather products, spout gluey back that finishes, damping piece 63 can drive soft spray tube 65 and move to reseing outward under the effect of fourth spring 64, when piston rod 67 up move to with the round hole board 8 after the separation, under the effect of fifth spring 9, alright make round hole board 8 up move to block breather hose 68 once more.

In order to avoid this device mistake to touch and lead to the glue blowout, the operator can push L type kelly 11 to left, L type kelly 11 alright break away from the absorption of left side magnet 13, L type kelly 11 moves left to block into behind the draw-in groove 12, L type kelly 11 alright by left magnet 13 absorption, so alright block U type handle 41, thereby can avoid the mistake to touch and lead to the glue blowout, when needing to press U type handle 41, the operator moves L type kelly 11 to right and breaks away from draw-in groove 12, magnet 13 through the right part adsorbs L type kelly 11 alright make it stable.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a leather products seam limit bonding ware that flattens, including U type frame and landing leg, install landing leg, characterized by on the U type frame: the leather edge flattening device comprises a frame body, a flattening device and a pressing device, wherein the frame body is arranged between the supporting legs, two opposite sides of the frame body are open, the frame body is internally provided with the flattening device for flattening the leather edge, and the flattening device is internally provided with the flattening device for flattening the leather edge; the spreading device comprises a U-shaped handle, a first spring and a hollow conical block, the U-shaped handle is arranged on the U-shaped frame in a sliding mode, the first spring is connected between the U-shaped handle and the U-shaped frame, the hollow conical block used for spreading the seam edge of the leather product is mounted on the U-shaped handle, and the hollow conical block penetrates through the frame body and is located in the frame body; flattening device is including the swinging plate, torsion spring, T type ratch, the second spring, fixed sliding sleeve, U type rack, third spring and gear, this hollow conical block both sides rotary type is provided with the swinging plate, be equipped with torsion spring between this swinging plate, this hollow conical block inward sliding type is equipped with T type ratch, be connected with the second spring between this T type ratch and this hollow conical block, the equal rigid coupling in both sides has fixed sliding sleeve in this hollow conical block, the gliding type is equipped with U type rack on this fixed sliding sleeve, this U type rack one end and this swinging plate sliding type are connected, be connected with the third spring between this U type rack and this fixed sliding sleeve, be equipped with two at least gears of rotary type in this hollow conical block, this gear and T type ratch and U type rack intermeshing.

2. A leather hemming and flattening bonding apparatus as claimed in claim 1, wherein: still including going out the mucilage binding and putting, it is including storing up the packing element to go out the mucilage binding and putting, the damping piece, the fourth spring, soft spray tube, the compression cylinder, piston rod and breather hose, this landing leg middle part is embedded to be equipped with and stores up the packing element, it has the slide opening to open on this landing leg, this slide opening internal sliding type is equipped with the damping piece, be connected with the fourth spring between this damping piece one end and this slide opening, soft spray tube is installed to this damping piece other end, this soft spray tube other end and storage packing element sealing connection, the compression cylinder is all installed to both sides in this framework, this compression cylinder internal sliding type is equipped with the piston rod, this piston rod is connected with this U type handle, sealing connection has the breather hose on this compression cylinder, this breather hose other end and this.

3. A leather hemming and flattening bonding apparatus as claimed in claim 2, wherein: still including ventilating hard tube, orifice plate and fifth spring, be connected with the hard tube of ventilating between this compression cylinder and this landing leg, this compression cylinder and slide opening are through this hard tube intercommunication of ventilating, and this compression cylinder internal sliding formula is equipped with the orifice plate, and this orifice plate and this ventilation hose cooperate, are connected with the fifth spring between this orifice plate and this compression cylinder.

4. A leather hemming and flattening bonding apparatus as claimed in claim 3, wherein: still including L type kelly and magnet, it has L type fluting to open on this U type frame, and this L type fluting internal sliding formula is equipped with L type kelly, and open on one side of this U type handle has the draw-in groove, and this draw-in groove cooperates with this L type kelly, fixedly connected with magnet in this L type fluting, and the material of this L type kelly is iron, and this L type kelly adsorbs the cooperation with this magnet.