CN202898704U - Middle scutching shear device - Google Patents
Middle scutching shear device Download PDFInfo
- Publication number
- CN202898704U CN202898704U CN 201220491340 CN201220491340U CN202898704U CN 202898704 U CN202898704 U CN 202898704U CN 201220491340 CN201220491340 CN 201220491340 CN 201220491340 U CN201220491340 U CN 201220491340U CN 202898704 U CN202898704 U CN 202898704U
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- China
- Prior art keywords
- scissors
- shear
- frame
- stepping motor
- rack
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000010008 shearing Methods 0.000 claims abstract description 14
- 230000003068 static effect Effects 0.000 claims abstract description 14
- 238000005096 rolling process Methods 0.000 claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims abstract description 8
- 230000000149 penetrating effect Effects 0.000 claims abstract description 5
- 230000007704 transition Effects 0.000 claims description 9
- 239000004744 fabric Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 4
- 239000004753 textile Substances 0.000 description 4
- 235000014676 Phragmites communis Nutrition 0.000 description 3
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009432 framing Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009966 trimming Methods 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
Images
Landscapes
- Scissors And Nippers (AREA)
Abstract
The utility model discloses a middle scutching shear device. The middle scutching shear device comprises a rack, a driving device is arranged at the lower portion of the rack and is mainly composed of a stepping motor and a driving eccentric shaft installed on the stepping motor, one end of the driving eccentric shaft is arranged on the stepping motor, the other end of the driving eccentric shaft is arranged in a through groove formed at the lower end of a transmission block in a penetrating mode, and the transmission block is located at the back of the rack. A shearing component is arranged on the portion, above the stepping motor, of the rack, the shearing component comprises a shear support and a blade seat arranged on the shear support, a rolling bearing which is symmetrical front and back is arranged on the lower portion of the right side of the shear support, the blade seat comprises a shear static blade seat fixed on the shear support and a shear moving blade seat arranged on the rolling bearing in a penetrating mode, a shear static blade is fixedly arranged on the shear static blade seat, a shear moving blade is fixedly arranged on the shear moving blade seat, and one end, where the shear moving blade is not installed, of the shear moving blade seat extends to the outer side of the rack and connected with the transmission block in a fastening mode. The middle scutching shear device is simple, compact and reasonable in structure and reliable and stable in performance.
Description
Technical Field
The utility model belongs to weaving equipment field, in particular to a middle open width scissors device for air jet loom.
Background
The air jet loom is a shuttleless loom which adopts jet airflow to pull weft yarns to pass through a shed, the operating principle of the air jet loom is that air is used as a weft insertion medium, the jetted compressed airflow generates friction traction on the weft yarns to pull the weft yarns, the weft yarns are taken through the shed, and the purpose of weft insertion is achieved through jet flow generated by air jet. Along with the rapid development of the society, the demand of people on high-quality textiles is continuously increased, the competition among textile enterprises is increasingly intensified, and the demand of high-grade textile products is increased to put forward higher and higher requirements on the existing textile machinery.
For example, the chinese utility model patent ZL201305716Y discloses a middle open width scissor device, which comprises a connecting plate fixedly connected with the loom body, a connecting frame is arranged on the connecting plate, a supporting frame capable of moving along the loom reed width direction is arranged on the connecting frame, a scissor frame for mounting the blade is arranged on the supporting frame, the utility model connects the T-shaped connecting frame with the loom middle shaft supporting foot through the connecting plate, when the reed width changes, the position of the supporting frame arranged on the T-shaped connecting frame can be adjusted, the position of the supporting frame is adjusted by loosening the positioning locking device on the slider, and the slider is moved to a proper position to meet the requirement of the change of the reed width, the utility model patent is simple in structure and convenient to use, but only has a simple width dividing function, the fabric has poor trimming effect, rough and irregular selvedge, is easy to deviate, cannot be accurately adjusted, and cannot be in motion fit with a complete machine.
It will thus be seen that the prior art is susceptible to further improvements and enhancements.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an avoid the weak point that above-mentioned prior art exists, provide one kind and improve the shearing effect on the unchangeable basis of assurance framing effect, realize coordinating with the complete machine motion fit, improve the middle slitting scissors device of fabric side cut efficiency and quality.
The utility model discloses the technical scheme who adopts does:
a middle open width scissor device comprises a rack, wherein a driving device is arranged at the lower part of the rack and mainly comprises a stepping motor and a driving eccentric shaft arranged on the stepping motor, one end of the driving eccentric shaft is arranged on the stepping motor, the other end of the driving eccentric shaft penetrates through a through groove formed in the lower end of a driving block, and the driving block is positioned behind the rack; be provided with the shearing subassembly in the frame of above-mentioned step motor top, the shearing subassembly includes the scissors support and installs the blade bearing on the scissors support, the antifriction bearing of symmetry around the right side lower part of scissors support is installed, the blade bearing is including the quiet piece seat of the scissors that sets firmly on the scissors support and the scissors moving piece seat of wearing to establish on antifriction bearing, has set firmly the scissors stator on the quiet piece seat of above-mentioned scissors, has set firmly the scissors moving piece on the scissors moving piece seat, and the one end extension of the scissors moving piece seat non-installation scissors moving piece is to the frame outside and with transmission piece fastening connection.
The rolling bearing is a needle bearing.
The left side of the rack is provided with a mounting end face, the mounting end face is provided with a U-shaped connecting port used for being connected with an air jet loom, and the opening direction of the U-shaped connecting port is towards the left; and a mounting through hole is formed in the machine frame below the U-shaped connecting port.
The section of the static blade of the scissors is in a right trapezoid shape, and the blade tip of the static blade of the scissors is in arc transition; the handle part and the shearing part of the scissors moving piece are in arc transition, and the blade tip is also in arc transition.
And the left side of the scissors bracket is provided with mounting bolt holes which are symmetrical up and down and matched with the rack.
An oil filling hole is formed between the rolling bearings of the scissors bracket.
Since the technical scheme is used, the utility model discloses the beneficial effect who gains does:
the utility model discloses a drive eccentric shaft and driving block cooperation setting have realized step motor and to the indirect regulation and control of scissors movable plate, in the in-service use process, through complete machine control step motor again to realized the coordination cooperation of well width of cloth scissors device with the complete machine, nearly and promoted the side cut effect, improved shearing efficiency and shearing quality, the utility model discloses simple structure, compactness, reasonable, the dependable performance is stable, can adjust in a flexible way.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of the half-section of the present invention.
Wherein,
1. the scissors cutting machine comprises a frame 2, a stepping motor 3, a driving eccentric shaft 4, a transmission block 5, a through groove 6, a scissors bracket 7, a needle bearing 8, a scissors static sheet seat 9, a scissors moving sheet seat 10, a scissors static sheet 11, a scissors moving sheet 12, a U-shaped connecting port 13, a mounting through hole 14, a mounting bolt hole 15 and an oil filling hole
Detailed Description
The present invention will be described in further detail with reference to specific examples and drawings, but the present invention is not limited to these examples.
As shown in fig. 1 and 2, a middle scutching scissors device comprises a frame 1, wherein the left side of the frame is a mounting end surface, a U-shaped connecting opening 12 for connecting with an air jet loom is formed in the mounting end surface, the opening direction of the U-shaped connecting opening 12 is towards the left, and a mounting through hole 13 is formed in the frame 1 below the U-shaped connecting opening 12; the lower part of the frame 1 is provided with a driving device which mainly comprises a stepping motor 2 and a driving eccentric shaft 3 arranged on the stepping motor 2, one end of the driving eccentric shaft 3 is arranged on the stepping motor 2, the other end of the driving eccentric shaft is arranged in a through groove 5 arranged at the lower end of a driving block 4 in a penetrating way, and the driving block 4 is positioned at the rear part of the frame 1; a shearing assembly is arranged on the frame 1 above the stepping motor 2, the shearing assembly comprises a scissor bracket 6 and a blade seat arranged on the scissor bracket, the left side of the scissor bracket 6 is provided with vertically symmetrical mounting bolt holes 14 matched with the frame 1, the lower part of the right side of the scissor bracket 6 is provided with rolling bearings which are symmetrical front and back, the rolling bearings adopt needle bearings 7 with high load bearing capacity, the blade seat comprises a scissor static sheet seat 8 fixedly arranged on the scissor bracket 6 and a scissor dynamic sheet seat 9 arranged on the rolling bearings in a penetrating manner, a scissor static sheet 10 is fixedly arranged on the scissor static sheet seat 8, a scissor dynamic sheet 11 is fixedly arranged on the scissor dynamic sheet seat 9, the cross section of the scissor static sheet 7 is in a right trapezoid shape, and the blade tip of the scissor static sheet is in arc transition; the handle part and the shearing part of the scissor moving piece 11 are in arc transition, the blade tip part is also in arc transition, and one end of the scissor moving piece seat 9, which is not provided with the scissor moving piece 11, extends to the outer side of the rack 1 and is fixedly connected with the transmission block 4; an oil filling hole 15 is formed between the rolling bearings of the scissors brackets 6.
The driving eccentric shaft 3 is indirectly connected with the scissor moving blades 11 in a rolling manner through the transmission block 4, so that the whole machine control system can control the opening and closing of the blades by controlling the stepping motor 2, and the coordination of the middle open width scissor device and the whole machine motion is realized. The utility model discloses simple structure, compactness, reasonable, the dependable performance is stable to can carry out nimble regulation.
It is to be understood that the specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (6)
1. The utility model provides a middle open width of cloth scissors device, includes the frame, its characterized in that: the lower part of the frame is provided with a driving device which mainly comprises a stepping motor and a driving eccentric shaft arranged on the stepping motor, one end of the driving eccentric shaft is arranged on the stepping motor, the other end of the driving eccentric shaft is arranged in a through groove arranged at the lower end of a driving block in a penetrating way, and the driving block is positioned behind the frame; be provided with the shearing subassembly in the frame of above-mentioned step motor top, the shearing subassembly includes the scissors support and installs the blade bearing on the scissors support, the antifriction bearing of symmetry around the right side lower part of scissors support is installed, the blade bearing is including the quiet piece seat of the scissors that sets firmly on the scissors support and the scissors moving piece seat of wearing to establish on antifriction bearing, has set firmly the scissors stator on the quiet piece seat of above-mentioned scissors, has set firmly the scissors moving piece on the scissors moving piece seat, and the one end extension of the scissors moving piece seat non-installation scissors moving piece is to the frame outside and with transmission piece fastening connection.
2. The medium open width scissors device of claim 1, wherein: the rolling bearing is a needle bearing.
3. The medium open width scissors device of claim 1, wherein: the left side of the rack is provided with a mounting end face, the mounting end face is provided with a U-shaped connecting port used for being connected with an air jet loom, and the opening direction of the U-shaped connecting port is towards the left; and a mounting through hole is formed in the machine frame below the U-shaped connecting port.
4. The medium open width scissors device of claim 1, wherein: the section of the static blade of the scissors is in a right trapezoid shape, and the blade tip of the static blade of the scissors is in arc transition; the handle part and the shearing part of the scissors moving piece are in arc transition, and the blade tip is also in arc transition.
5. The medium open width scissors device of claim 1, wherein: and the left side of the scissors bracket is provided with mounting bolt holes which are symmetrical up and down and matched with the rack.
6. The medium open width scissors device of claim 1, wherein: an oil filling hole is formed between the rolling bearings of the scissors bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220491340 CN202898704U (en) | 2012-09-25 | 2012-09-25 | Middle scutching shear device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220491340 CN202898704U (en) | 2012-09-25 | 2012-09-25 | Middle scutching shear device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202898704U true CN202898704U (en) | 2013-04-24 |
Family
ID=48119394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220491340 Expired - Fee Related CN202898704U (en) | 2012-09-25 | 2012-09-25 | Middle scutching shear device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202898704U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109853115A (en) * | 2019-01-18 | 2019-06-07 | 奥美医疗用品股份有限公司 | Open-width scissors, air-jet loom and the ruler angle cloth of air-jet loom |
-
2012
- 2012-09-25 CN CN 201220491340 patent/CN202898704U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109853115A (en) * | 2019-01-18 | 2019-06-07 | 奥美医疗用品股份有限公司 | Open-width scissors, air-jet loom and the ruler angle cloth of air-jet loom |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130424 Termination date: 20180925 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |