CN205115789U - Quick mold replacing structure - Google Patents
Quick mold replacing structure Download PDFInfo
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- CN205115789U CN205115789U CN201520850291.3U CN201520850291U CN205115789U CN 205115789 U CN205115789 U CN 205115789U CN 201520850291 U CN201520850291 U CN 201520850291U CN 205115789 U CN205115789 U CN 205115789U
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- spacer pin
- sewing
- holding pad
- aperture portion
- connecting plate
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Abstract
The utility model relates to a quick mold replacing structure, it is including pressing flitch and connecting plate. This quick mold replacing structure's design makes presses detachable connection the between flitch and the connecting plate, presses and matches with the spacer pin through first trompil portion between flitch and the connecting plate, when spacing drive control spacer pin stretches out, can penetrate the back with pressing the flitch to penetrate, advances to the connecting plate and presses the flitch, and the withdrawal of spacing drive arrangement drive spacer pin is controlled to the below that makes the spacer pin get into second trompil portion, can be tightly spacing with pressing the flitch to press from both sides, when needs were demolishd, steerable spacing drive arrangement drive spacer pin stretched out, and it can to take out downwards after will pressing the flitch to pull out. This quick change retooling structrual installation is convenient with the dismantlement, is favorable to improving retooling efficiency, and then can improves production efficiency.
Description
Technical field
The utility model relates to mechanical field, especially relates to a kind of Quick die exchange structure.
Background technology
When carrying out sewing piece sewing, needing to push down sewing piece, keeping sewing piece smooth so that sew.Sewing piece for different size and shape needs to change pressing mold suitable with it usually, to position with spacing.Usually screw etc. is adopted to be connected between traditional pressing mold with pressing mold drive unit, complex structure, and dismounting and installation inconvenience, affect production efficiency.
Utility model content
Based on this, be necessary to provide a kind of easy-to-dismount Quick die exchange structure.
A kind of Quick die exchange structure, comprising:
Holding pad, described holding pad is provided with the spacing hole running through the upper and lower surface of described holding pad, and described spacing hole comprises the first aperture portion, interconnecting part and the second aperture portion, and described first aperture portion is communicated with by described interconnecting part with described second aperture portion; And
Connecting plate, described connecting plate is provided with spacer pin and limit driving device, and the output shaft of described limit driving device is connected for driving described spacer pin to stretch out or retracting with described spacer pin;
Described spacer pin can pass described first aperture portion; Described output shaft can pass described interconnecting part; The upper dimension of described second aperture portion is little compared with its underpart size, described spacer pin and described second aperture portion suitable and described second aperture portion can be snapped in.
Wherein in an embodiment, described second aperture portion is truncated cone-shaped hole, and the larger one end of internal diameter is positioned at the lower surface of described holding pad, and one end that described internal diameter is less is positioned at the upper surface of described holding pad.
Wherein in an embodiment, described spacer pin is truncated cone-shaped structure, and the less one end of external diameter is connected with described output shaft.
Wherein in an embodiment, described spacing hole has multiple, corresponding, described spacer pin has multiple.
Wherein in an embodiment, each described spacer pin correspondence is provided with a described limit driving device.
Wherein in an embodiment, the end of described holding pad is provided with projection, and described connecting plate is provided with the locating hole suitable with described projection.
The design of above-mentioned Quick die exchange structure makes detachable between holding pad with connecting plate connection, matched with spacer pin by the first aperture portion between holding pad with connecting plate, when limit driving device control spacer pin stretches out, holding pad can be penetrated, after penetrating, advance holding pad to connecting plate, make spacer pin enter the below of the second aperture portion, controlling limit driving device drives spacer pin to retract, and holding pad can be clamped spacing; When needs are removed, can control limit driving device drive spacer pin stretch out, holding pad is pulled out backward under take out.The installation and removal of this quick change die-replacing structure are convenient, are conducive to improving die change efficiency, and then can enhance productivity.
Accompanying drawing explanation
Fig. 1 is the structural representation of the automatic sewing system of the adjustable location of an embodiment;
Fig. 2 is the structural representation of detent mechanism in Fig. 1;
Fig. 3 is the decomposed schematic diagram of holding pad and connecting plate in Fig. 1;
Fig. 4 be in Fig. 3 holding pad and connecting plate in conjunction with schematic diagram.
Detailed description of the invention
For the ease of understanding the utility model, below with reference to relevant drawings, the utility model is described more fully.Preferred embodiment of the present utility model is given in accompanying drawing.But the utility model can realize in many different forms, is not limited to embodiment described herein.On the contrary, provide the object of these embodiments be make the understanding of disclosure of the present utility model more comprehensively thorough.
It should be noted that, when element is called as " being fixed on " another element, directly can there is element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be directly connected to another element or may there is centering elements simultaneously.
Unless otherwise defined, all technology used herein and scientific terminology are identical with belonging to the implication that those skilled in the art of the present utility model understand usually.The object of the term used in description of the present utility model herein just in order to describe specific embodiment, is not intended to be restriction the utility model.Term as used herein " and/or " comprise arbitrary and all combinations of one or more relevant Listed Items.
As shown in Figure 1, the automatic sewing system 10 of the adjustable location of an embodiment comprises workbench 100, detent mechanism 200, feeding pressure mechanism 300, feed mechanism (not shown), sewing machine mechanism 400, air suction mechanism 500, sewing track indicating mechanism 600 and receiving mechanism 700.Detent mechanism 200, feeding pressure mechanism 300, feed mechanism (not shown), sewing machine mechanism 400, air suction mechanism 500, sewing track indicating mechanism 600 and receiving mechanism 700 are located on workbench 100.The automatic sewing system 10 of this is adjustable location can be used for processing the sewing of polylith sewing piece, as being used in the lower headman's sequence of fortune, carries out sewing processing to three pieces of sewing pieces.
Detent mechanism 200 surrounds the blowing station 202 for placing sewing piece on workbench 100.Relative to workbench 100, the size of blowing station 202 and reconfigurable, also namely this detent mechanism 200 is a kind of adjustable positioning mechanism.Incorporated by reference to Fig. 1 and Fig. 2, specifically in the present embodiment, detent mechanism 200 comprises the first positioning component 210 and the second positioning component 220.
First positioning component 210 comprises substrate 212, positioning strip 214, substrate drive unit (not shown), backstay 216 and backstay drive unit 218.
Substrate 212 is located on workbench 100.Substrate 212 is provided with the locating slot 211 of multiple strip shape.Positioning strip 214 has multiple, and positioning strip 214 is corresponding with locating slot 211 arranges.Multiple positioning strip 214 is arranged in order, and wherein, is positioned at middle multiple positioning strips 214 and be arranged in parallel, and the positioning strip 214 being positioned at two ends and the positioning strip being positioned at centre are that certain angle (be greater than 0 ° and be less than 90 °) is arranged.Positioning strip 214 can move along locating slot 211, thus position is adjustable on substrate 212.Further, positioning strip 214 can be locked on substrate 212 by the locking member (as screw etc., figure does not show) matched with locating slot 211.The multiple position of positioning strip 214 on substrate 212 is adjustable and cooperation is used for being formed spacing to sewing piece in the side of blowing station 202.Multiple positioning strip 214 can be locked according to locking member, thus the relative position between multiple positioning strip 214 can be regulated to form required shape with suitable with the shape of sewing piece to be processed, to adapt to difform sewing piece, and only need Primary regulation, without the need to each manual synchronizing, efficiency is high.
Further, in the present embodiment, substrate 212 has two pieces.Every block substrate 212 is equipped with multiple positioning strip 214.Substrate drive unit to be located on workbench 100 and can to drive substrate 212 on the table laterally (oriented manipulation personnel, operating personnel are in the operation erect-position of normal blowing, below longitudinally in like manner) motion.Substrate 212 can drive transverse movement on workbench 100 by substrate drive unit, thus the distance between substrate 212 can be regulated, as regulate two pieces of substrates 212 near or away from, and then the size of the shape that multiple positioning strip 214 can be regulated to surround, can adapt to the sewing piece of different size.Can understand, in other embodiments, the quantity of substrate 212 is not limited to two pieces, as being also three pieces, as long as the distance between substrate 212 is adjustable.
Backstay 216 has two.Two backstays 216 are relatively located at the top of blowing station 202 and arrange near the positioning strip 214 being positioned at two ends respectively.Backstay drive unit 218 is located on workbench 100 and with backstay 216 and is connected for driving backstay 216 to press down to workbench 100.Backstay 216 coordinates with backstay drive unit 218 and can form end and locate, and as formed rim of the mouth detent mechanism etc., convenient operation personnel put into sewing piece accurately, and tentatively spacing by driving backstay 216 to press down to be formed sewing piece, prevents sewing piece from moving.
Second positioning component 220 comprises two locating pieces be oppositely arranged 221.Each locating piece 221 is connected with alignment pin 222, brace 223 and banking stop 224 in turn.Alignment pin 222 is provided with the pin-and-hole (not indicating in figure) of strip shape.The two ends of alignment pin 222 can be locked respectively by the locking member (not shown) suitable with this pin-and-hole with locating piece 221 and brace 223 and are connected, thus alignment pin 222 relative positioning block 221 position is adjustable, and brace 223 relative positioning pin 222 also position is adjustable.Brace 223 is hinged with banking stop 224.The position of banking stop 224 on workbench 100 is adjustable and two banking stops 224 coordinate for being formed spacing to sewing piece at the opposite side of blowing station 202.
Further, in the present embodiment, the second positioning component 220 also comprises two briquettings 225 and briquetting drive unit 226.Two briquettings 225 are located at the top of two locating pieces 221 respectively.Briquetting drive unit 226 to be located on workbench 100 and to connect for driving briquetting 225 to press down to corresponding locating piece 221 to briquetting 225.Briquetting drive unit 226 drives briquetting 225 to press down locating piece 221 can be coordinated to push down sewing piece, formed spacing, prevent sewing piece from moving to the two ends of sewing piece, ensures machining accuracy.
By arranging the second positioning component 220, after the shape and size that can be formed needed for sewing piece at the opposite side of blowing station 202, sewing piece is formed spacing, thus the first positioning component 210 can be coordinated for positioning multiple sewing piece, as in headman's sequence under fortune, first positioning component 210 can be used for positioning first piece of sewing piece and the 3rd piece of sewing piece, second positioning component 220 can be used for positioning second piece of sewing piece of such as collar, and three pieces of sewing pieces form sandwich successively.
Feeding pressure mechanism 300 has pedestal 310, holding pad 320 and binder drive unit 330.Pedestal 310 is actively installed on workbench 100, is located on workbench 100 as slided by slide rail.Holding pad 320 is positioned at the top of blowing station 202.Binder drive unit 330 is located to be connected on workbench 100 and with holding pad 320 pushes down sewing piece for driving holding pad 320 to move to coordinate with workbench 100.
In the present embodiment, binder drive unit 330 comprises and is located at lower hydraulic driver 332 on pedestal 310 and longitudinal driving device (not shown).Lower hydraulic driver 332 is connected with holding pad 320 for driving holding pad 320 to press down to workbench 100.Longitudinal driving device is connected with the base of lower hydraulic driver 332 for driving lower hydraulic driver 332 to move along pedestal 310 and then driving holding pad 320 lengthwise movement.
Holding pad 320 is located in blowing work 202, the position of holding pad 320 longitudinally can be regulated to make holding pad 320 push down polylith sewing piece in place, prevent sewing piece in feeding process from offseting, cause mismachining tolerance by longitudinal driving device.
Further, in the present embodiment, holding pad 320 has polylith.Every block holding pad 320 correspondence is connected with a lower hydraulic driver 332.The automatic sewing system 10 of this is adjustable location also comprises adjusts code drive unit (not shown).Code drive unit is adjusted to be located on workbench 100.Adjusting code drive unit to be connected with lower hydraulic driver 332, by driving lower hydraulic driver 332 transverse shifting to drive holding pad 320 transverse movement on workbench 100, and then the distance between holding pad 320 can be regulated, to adapt to the sewing piece of different size.
Incorporated by reference to Fig. 1, Fig. 3 and Fig. 4, in the present embodiment, be connected by connecting plate 334 between holding pad 320 with lower hydraulic driver 332.Connecting plate 334 to be arranged on lower hydraulic driver 332 and can be driven by lower hydraulic driver 332 and moves to workbench 100.Be connected for detachable between holding pad 320 with connecting plate 334.Holding pad 320 and connecting plate form Quick die exchange structure, change conveniently, thus are convenient to the holding pad 320 changing difformity and size.
Specifically in the present embodiment, holding pad 320 offers the spacing hole 322 running through holding pad 320.Spacing hole 322 comprises the first aperture portion 3222, interconnecting part 3224 and the second aperture portion 3226.Be communicated with by interconnecting part 3224 between first aperture portion 3222 with the second aperture portion 3226.First aperture portion 3222, interconnecting part 3224 coordinate with the second aperture portion 3226 and form similar figure of eight structure.In the present embodiment, the first aperture portion 3222 is arranged near the end of holding pad 320.The upper dimension of the second aperture portion 3226 is little compared with lower dimension, as in a detailed description of the invention, second aperture portion 3226 can be round platform hole, and the less one end of internal diameter is opened in the upper surface of holding pad 320, one end that internal diameter is larger is opened in the lower surface of holding pad 320, and and for example in another detailed description of the invention, the second perforate 3226 also can be stepped hole, and the less one end of size is opened in the upper surface of holding pad 320, larger-size one end is opened in the lower surface of holding pad 320.
Connecting plate 334 is provided with spacer pin 3342 and limit driving device 3344.Limit driving device 3344 is fixed on connecting plate 334.Limit driving device 3344 can for driving the structures such as cylinder, and its output shaft is connected with spacer pin 3342, and spacer pin 3342 can be driven to stretch out or retract.In the present embodiment, the shape of spacer pin 3342 and the shape of the second aperture portion 3226 suitable.The size of the end that spacer pin 3342 is connected with limit driving device 3344 output shaft is greater than the size of the other end.Spacer pin 3342 can coordinate with the second aperture portion 3226 and is pressed on the housing of limit driving device 3344 by holding pad 320, and as in one embodiment, spacer pin 3342 is frustum cone structure, suitable with the shape of the second aperture portion 3226 of round platform pore structure; And for example in another embodiment, spacer pin 3342 is ledge structure, suitable with the second aperture portion 3226 of stepped hole structure.The size of the first aperture portion 3222 is greater than the size of spacer pin 3342, and spacer pin 3342 can be made to pass.The size of interconnecting part 3224, slightly larger than the size of the output shaft of limit driving device 3344, can make this output shaft pass.
When installing holding pad 320, first spacer pin 3342 is driven to stretch out by limit driving device 3344, holding pad 320 is penetrated by the first aperture portion 3222, then holding pad 320 is advanced to make spacer pin 3342 be positioned at the below of the second aperture portion 3226 along interconnecting part 3224, controlling limit driving device 3344 drives spacer pin 3342 to retract, and spacer pin 3342 coordinates with the hole wall of the second aperture portion 3226 and is clamped on the shell of limit driving device 3344 by holding pad 320.
In the present embodiment, every block holding pad 320 is provided with multiple spacing hole 322.Multiple spacing hole 322 is set up in parallel.Corresponding, connecting plate is provided with multiple spacer pin 3342, and each spacer pin 3342 correspondence is provided with a limit driving device 3344.Multiple spacer pin 3342 matches with multiple spacing hole 322 and can strengthen the installation stability of holding pad 320 and connecting plate 334.
Further, in the present embodiment, the end of holding pad 320 is provided with projection 324.Projection 324 protrudes the edge of holding pad 320, corresponding, connecting plate 334 offers locating hole (not shown).Shape and the size of the shape of locating hole and size and projection 324 are corresponding, and projection 324 can insert in this locating hole.By arranging projection 324 in the end of holding pad 320, the installation stability of holding pad 320 and connecting plate 334 can be strengthened further, and the effect of location can be played when holding pad 320 is installed.
Feed mechanism to be located on workbench 100 and to be connected with feeding pressure mechanism 200, moves to sewing station for driving feeding pressure mechanism 200.In the present embodiment, feed mechanism comprises lateral driver device.Lateral driver device is connected for driving pedestal 310 with pedestal 310, and then drives the overall and sewing piece transverse movement pushed down of feed mechanism 300 to sewing station.By this lateral driver device, feed mechanism 300 entirety can be pushed to sewing station, and drive sewing piece to move to sewing station on workbench 100.
Sewing machine mechanism 400 is located on workbench 100, for sewing sewing piece.The below of sewing machine mechanism 400 is provided with this sewing station.
Air suction mechanism 500 has induced-draught fan.Workbench 100 is provided with inlet scoop on blowing station 202.Air suction mechanism 500 is by inlet scoop air draught.By arranging air suction mechanism 500, and inlet scoop is set on the blowing station 202 of workbench 100, the sewing piece air draught of placement can be fixed by air intake device 500 air draught, prevents the follow-up placement sewing piece etc. that continues from operating the sewing piece skew causing and first place, ensures machining accuracy.
Further, in the present embodiment, substrate 212 is also provided with deep bead 213.Deep bead 213 has the equal correspondence in below of polylith, each positioning strip 214 to be provided with one piece of deep bead 213, blocks locating slot 211 for part.Logical baffle plate 213 is set and can blocks air draught from locating slot 211, prevent crossing good general's sewing piece because of air draught and suck in locating slot 211, cause sewing piece fold and affect following process.
Sewing track indicating mechanism 600 is located at the top of blowing station 202 for indicating sewing track on sewing piece.In the present embodiment, sewing track indicating mechanism 600 comprises radium-shine lamp socket 610, color-changing lamp 620 and color-changing lamp apparatus for adjusting position 630.Color-changing lamp 620 has multiple, for forming cue mark on the sewing piece of below.Color-changing lamp apparatus for adjusting position 630 is connected with color-changing lamp 620, for regulating the position of color-changing lamp 620 on radium-shine lamp socket 610, thus for difformity, size and different sewing requirement, can indicate different sewing tracks.On sewing piece, sewing track is indicated by arranging sewing track indicating mechanism 600, roughly can judge whether the sewing piece put into meets processing request, for the sewing piece not meeting processing request, just can check out before the feeding of sewing station, the quality of the product produced can ensured further.
Receiving mechanism 700 comprises receiving vat 710, material collecting arm 720, rewinding slide rail 730 and rewinding drive unit 740.Material collecting arm 720 can extend sewing station.Rewinding drive unit 740 to be located on workbench 100 and material collecting arm 720 can be driven to press down and drive material collecting arm 720 to move along rewinding slide rail 730 to workbench 100.Receiving vat 710 is located at the side of workbench 100 for collecting the good sewing piece of sewing.By arranging receiving mechanism 700, after sewing completes, can automatic material receiving, without the need to artificial rewinding, efficiency is high.
In addition, the automatic sewing system 10 of this adjustable location also comprises controller, memory, input and the mechanism such as display unit and gauge tap.Controller is electrically connected with each drive unit, apparatus for adjusting position, memory, input and display unit and gauge tap, for controlling corresponding drive unit and apparatus for adjusting position action, and receives the control instruction of input instruction and gauge tap.Memory can store the movement range of action command for the sewing piece of different size and shape and corresponding mechanism, and with handled easily, personnel select as required, automatically regulate.Gauge tap can adopt easy to operate floor push, as arranged left food switch and right threading switch, wherein, returns and performs previous step action, perform next step action etc. after right threading switch is foot-operated after left food switch is foot-operated.
The automatic sewing system 10 of this is adjustable location operationally, during as transported lower headman's sequence to three pieces of sewing pieces, first can according to the distance between the size adjustment substrate 212 of sewing piece to be processed, the shaping modes that the existing size that stored by memory can be selected corresponding regulates automatically, if do not store, and can manual adjustments, after adjustment completes, can select to allow the position of each substrate of memory record 212 and the size of corresponding sewing piece, be convenient to follow-up direct selection and regulate, other mechanisms regulate in like manner.Then regulate the position of positioning strip 214 on substrate 212, with the mating shapes with sewing piece, and control backstay 216 and press to leave minim gap between workbench 100; Put first piece of sewing piece, open air intake device air draught; Then the second positioning component 220 can be regulated, the shape that two pieces of banking stops 224 are surrounded in blowing station 202 side and size and by suitable for the second piece of sewing piece put into; Put into second piece of sewing piece, and control briquetting 225 and press down second piece of sewing piece is fixed; Then can put the 3rd piece of sewing piece, the placement location of the 3rd piece of sewing piece is roughly the same with the placement location of first piece of sewing piece, is also to carry out edge local with positioning strip 214; Then the instruction sewing track of color-changing lamp 620 on sewing piece that regulate in advance of observable, if meet the requirements, carry out next step action, rise as controlled briquetting 225, holding pad 320 is adjusted to correct position and pushes down three pieces of sewing pieces downwards, lateral driver device drives and sewing piece is pushed to sewing station, and sewing machine mechanism 400 starts sewing, after sewing terminates, by receiving mechanism 700 rewinding.
The size and dimension of the blowing station 202 that the detent mechanism 200 of the automatic sewing system 10 of this is adjustable location is formed can according to the size of sewing piece to be processed and shape adjustment, to form the limiting structure of coupling, when sewing piece being placed on the blowing station 202 of this coupling, pressed down by feeding pressure mechanism 300 on table top sewing piece being pressed in workbench 100, feed mechanism drives feeding pressure mechanism 300 move and drive sewing piece to move to sewing station, sewing machine mechanism 400 carries out sewing to the sewing piece of below, registration, and location regulates rear whole system automatically to run, efficiency is high.Due to size and the reconfigurable of this detent mechanism 200, thus the applicability of whole system 10 is strong.
Each technical characteristic of the above embodiment can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this description is recorded.
The above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (6)
1. a Quick die exchange structure, is characterized in that, comprising:
Holding pad, described holding pad is provided with the spacing hole running through the upper and lower surface of described holding pad, and described spacing hole comprises the first aperture portion, interconnecting part and the second aperture portion, and described first aperture portion is communicated with by described interconnecting part with described second aperture portion; And
Connecting plate, described connecting plate is provided with spacer pin and limit driving device, and the output shaft of described limit driving device is connected for driving described spacer pin to stretch out or retracting with described spacer pin;
Described spacer pin can pass described first aperture portion; Described output shaft can pass described interconnecting part; The upper dimension of described second aperture portion is little compared with its underpart size, described spacer pin and described second aperture portion suitable and described second aperture portion can be snapped in.
2. Quick die exchange structure as claimed in claim 1, it is characterized in that, described second aperture portion is truncated cone-shaped hole, and the larger one end of internal diameter is positioned at the lower surface of described holding pad, and one end that described internal diameter is less is positioned at the upper surface of described holding pad.
3. Quick die exchange structure as claimed in claim 2, it is characterized in that, described spacer pin is truncated cone-shaped structure, and the less one end of external diameter is connected with described output shaft.
4. the Quick die exchange structure according to any one of claims 1 to 3, is characterized in that, described spacing hole has multiple, corresponding, described spacer pin has multiple.
5. Quick die exchange structure as claimed in claim 4, it is characterized in that, each described spacer pin correspondence is provided with a described limit driving device.
6. the Quick die exchange structure according to any one of claims 1 to 3, is characterized in that, the end of described holding pad is provided with projection, and described connecting plate is provided with the locating hole suitable with described projection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520850291.3U CN205115789U (en) | 2015-10-28 | 2015-10-28 | Quick mold replacing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520850291.3U CN205115789U (en) | 2015-10-28 | 2015-10-28 | Quick mold replacing structure |
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| Publication Number | Publication Date |
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| CN205115789U true CN205115789U (en) | 2016-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520850291.3U Active CN205115789U (en) | 2015-10-28 | 2015-10-28 | Quick mold replacing structure |
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| CN (1) | CN205115789U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108118453A (en) * | 2016-11-29 | 2018-06-05 | 深圳市德业智能股份有限公司 | A kind of material fixing device and a kind of sewing device |
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2015
- 2015-10-28 CN CN201520850291.3U patent/CN205115789U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108118453A (en) * | 2016-11-29 | 2018-06-05 | 深圳市德业智能股份有限公司 | A kind of material fixing device and a kind of sewing device |
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