CN104142336A - Indexing rotary disc and sorting device for standard fastener detection - Google Patents
Indexing rotary disc and sorting device for standard fastener detection Download PDFInfo
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- CN104142336A CN104142336A CN201410347314.9A CN201410347314A CN104142336A CN 104142336 A CN104142336 A CN 104142336A CN 201410347314 A CN201410347314 A CN 201410347314A CN 104142336 A CN104142336 A CN 104142336A
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Abstract
The invention discloses an indexing rotary disc and sorting device for standard fastener detection. The indexing rotary disc is arranged above a machine table (5). A disengagement prevention baffle (7) surrounds a half of the periphery of the indexing rotary disc. A sliding way (8) used for containing parts is arranged beside the indexing rotary disc. A release fork (9) is arranged beside the inlet end of the sliding way (8). The outlet end of the sliding way (8) is bifurcated into a first flow division channel (8a) and a second flow division channel (8b). A sorting shutter (10) is arranged at the bifurcation position of the outlet end of the sliding way (8). The lower portion of a rotating shaft (11) is connected with a piston rod of an air cylinder (12). The lower end of the rotating shaft (11) is sleeved with a return spring (13). The indexing rotary disc and sorting device for standard fastener detection are simple and compact in structure, small in size, low in cost, capable of effectively preventing parts to be detected from being disengaged and capable of being used for detecting and sorting various standard fasteners, effectively reduce equipment investment, greatly increase the sorting speed and greatly improve detection efficiency.
Description
Technical field
The invention belongs to pick-up unit technical field, specifically, particularly a kind of indexing rotary table and sorting equipment detecting for standard fasteners.
Background technology
In recent years, utilizing machine vision technique to carry out having done large quantity research aspect Quality Detection abroad, and obtaining many important achievement.Vision-based detection has the advantages such as noncontact, speed is fast, precision is high, antijamming capability is strong, in modern manufacturing industry, there is important application prospect, in the fields such as machining accuracy detection, workpiece size measurement, product detection, just obtaining applying more and more widely at present, vision detection technology provides a kind of desirable means for solving on-line measurement problem.The eighties in 20th century, NBS once did prediction on the basis of investigation: 80% of industrial detection work from now on will be completed by vision detection technology.
As fundamental parts, the many industries in national economy such as auto industry, machinery manufacturing industry, building industry, electronics industries all have a wide range of applications standard fasteners.Online or the final mass of standard fasteners detects the control of the quality and the enterprise cost that directly affect standard fasteners.Take hex bolts as example, and hex bolts is as the most common a kind of connection securing member, and its manufacturing process is: wire drawing, cold-heading, thread rolling, thermal treatment, zinc-plated or blackout etc.Wire drawing is, by cold-drawn wire drawing, the diameter control of the wire rod of steel mill's production is arrived to given size, and guarantees the smooth of wire surface; Cold-heading is the wire rod cold-heading molding after wire drawing, to be polished rod bolt by mould; Thread rolling is the screw portion machining screw at polished rod bolt by automatic flat die thread-rolling machine; Thermal treatment is to eliminate cold working stress by forms such as tempering, guarantees intensity and the toughness of bolt; Zinc-plated or blackout is to get rusty for anti-, strengthens the resistance to corrosion of bolt.Each production link has corresponding detection method, to guarantee the correctness of this link.From the angle of quality control, particularly important to the detection of bolt.
For a long time, the detection of hex bolts mainly relies on artificial mode, be that operating personnel measure the physical dimension of bolt every now and then with survey instrument, this manual detection method has not only been wasted a large amount of time and manpower, and low precision, probability undetected, flase drop is also very high, greatly reduces the work efficiency of enterprise and has increased the labour cost of enterprise.
At present existing indivedual enterprise developments go out the pick-up unit based on vision, and wherein, part indexing rotary table is the important component part in this pick-up unit, and part to be checked reaches part indexing rotary table, after then being detected by testing agency, is divided into certified products and unacceptable product.Find with reality investigation by analysis, existing pick-up unit still has following deficiency:
The first, the function that testing agency can detect is less, and accommodation is narrow.As detecting to detect, screw thread has or not basic detections the such as whether tapping, length enough, can not double thread pitch, the whether qualified detection of thread form, and accuracy in detection is not high, still has higher faulty materials after detection.
The second, a kind of pick-up unit can only detect a kind of part, and standard fasteners enterprise generally produces various parts, as screw, nut, bolt etc., if all apply automatic detection device, must buy the different pick-up unit of many covers and detect, enterprise produces to drop into be increased.
The 3rd, a kind of standard fasteners part has plurality of specifications, screws as different in nominal diameter, and its size differs larger, as screws such as M1.4, M4, M8, M10, M12, M20.The detection dish of existing pick-up unit need be to each specification detection dish of part respective production, the corresponding detection dish of changing in the time of surveying different size part, like this with regard to the problem such as cause pick-up unit cost to increase, detection efficiency is not high.
The 4th, existing pick-up unit just detects faulty materials, and detecting qualified part also needs 1-2 name workman to carry out bag distribution packaging, and the work efficiency of enterprise and labour cost problem thoroughly do not solve.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of detection efficiency high, and sorting speed is fast, and can effectively prevent the indexing rotary table and the sorting equipment that for standard fasteners, detect that seized part comes off.
Technical scheme of the present invention is as follows: a kind of indexing rotary table and sorting equipment detecting for standard fasteners, there is board (5), top at described board (5) is provided with indexing rotary table, this indexing rotary table is by upper stepper motor (6) driven rotary of installing of board (5), in the periphery of described indexing rotary table, be partly surrounded with slip-off preventing baffle plate (7), this slip-off preventing baffle plate (7) is circular arc, and the position at the head and the tail two ends of slip-off preventing baffle plate (7) and close middle part is fixed on board (5) by support; On the side of described indexing rotary table, be also provided with the slideway (8) for accepting part, this slideway (8) is positioned at the downstream of described slip-off preventing baffle plate (7) tail end, the high endpiece low dip of described slideway (8) entrance point arranges, and be fixedly mounted on board (5), on the side of slideway (8) entrance point, be provided with for part being allocated to the disengaging yoke (9) of described slideway (8), this disengaging yoke (9) is positioned at the top of indexing rotary table, it is upper that one end of disengaging yoke (9) is fixed on board (5) by bearing, and the other end of disengaging yoke (9) is obliquely extended to the top at indexing rotary table edge; The endpiece bifurcated of described slideway (8) forms the first split channel (8a) and the second split channel (8b), and be provided with at the crotch of slideway (8) endpiece the sorting shutter (10) of controlling the first split channel (8a) or the second split channel (8b) switching, described sorting shutter (10) is fixed on the top of rotating shaft (11), the bottom of rotating shaft (11) is connected with the piston rod of cylinder (12), and is set with the spring (13) that can make rotating shaft (11) return in the lower end of rotating shaft (11).
Adopt above technical scheme, board is as workbench, and the each several part of being convenient to pick-up unit is arranged; Indexing rotary table is in the process of the stepper motor driven rotary of installing on board, the standard fasteners to be checked of locating on it is along the circumferential direction carried, because the periphery at indexing rotary table is partly surrounded with the slip-off preventing baffle plate of circular arc, at stepper motor, drive in the process of indexing rotary table rotation, can effectively prevent that seized part from coming off out from the bayonet socket of indexing rotary table, thereby guaranteed that testing process can complete smoothly, the part after detection can normally be carried to mechanism for sorting; The position at the two ends of slip-off preventing baffle plate and close middle part is by stent support, and stability and fastness are good, and slip-off preventing baffle plate can not shake.
When part to be checked detects station by vision sensor successively, by CCD camera, take successively part picture, whether being sent to vision-based detection recognition software system, to carry out analysis and distinguishing part qualified, when part rotates to disengaging yoke station, disengaging yoke plays a part to stop and guide elements, makes part separated with indexing rotary table, and part is allocated to slideway from indexing rotary table, because slideway is in tilted layout, enter the part of slideway from its endpiece direction landing of trend.Not only simply but also quick, not only automaticity is high, and has effectively improved detection efficiency for the above course of work.
The first split channel forming at slideway endpiece bifurcated is faulty materials part passage, and the second split channel is certified products part passage.The original state of sorting shutter is that the second split channel is closed, the first split channel is open mode, when vision-based detection identification software is differentiated current part and is qualified part, cylinder promotes rotating shaft and the rotation of sorting shutter, and sorting shutter close the first split channel, opens the second split channel, qualified part enter subpackage station after entering the second split channel again, and according to the quantity per unit pack specification setting in advance, automatically package certified products, then splitting enters in certified products case; When vision-based detection identification software is differentiated current part and is rejected part, cylinder is return, and spring drives rotating shaft and the revolution of sorting shutter, get back to original state, now the second split channel is closed, and the first split channel is opened, and faulty materials enter in faulty materials case by the first split channel.Above sort process automaticity is higher, accurately and reliably, has not only simplified sort program, and has greatly improved sorting speed and sorting efficiency.
Described indexing rotary table is comprised of Moving plate (1) and price fixing (2), the disc structure that Moving plate (1) and price fixing (2) are equal diameters, Moving plate (1) be positioned at price fixing (2) directly over, both fit fixing, at the edge of described Moving plate (1), offer the first breach (1a) distributing by even circumferential, between two adjacent the first breach (1a), form the first lug (1b), the edge of price fixing (2) offers the second breach (2a) distributing by even circumferential, between two adjacent the second breach (2a), form the second lug (2b), described the second breach (2a) is corresponding one by one with the first breach (1a), and the second breach (2a) partly overlaps with the first breach (1a), form bayonet socket (3), at the top of every the second lug (2b), be provided with cushion block (4), this cushion block (4) is pressed even circumferential and is distributed, described cushion block (4) is arranged in the first breach (1a), and the bayonet socket of adjacent correspondence (3), the end face of cushion block (4) is concordant with the end face of the first lug (1b).
Moving plate and the price fixing moulding of above structure composition indexing rotary table are simple, and processing and fabricating is easy, and cost is low; And Moving plate is combined closely with price fixing, it is firm to connect, and under stepper motor drives, synchronism and the stationarity of running are good.The first breach and the second barbed portion on price fixing on Moving plate are overlapping, form bayonet socket, this bayonet socket can be used for locating various standard fasteners, as screw, nut, bolt etc., versatility is good, enterprise adopts a set of pick-up unit can detect various standard fasteners, greatly reduces thus the equipment investment of enterprise.In localization criteria securing member, cushion block and Moving plate the first lug support standard fasteners jointly, because the end face of cushion block is concordant with the end face of Moving plate the first lug, can guarantee that like this standard fasteners is positioned in corresponding bayonet socket reposefully, has effectively avoided the generation of crooked or obscission.
For simplified structure, be convenient to processing and fabricating, described disengaging yoke (9) is bar shaped block structure.
In order conveniently to draw materials, reduce costs, guarantee the effect that anti-part comes off, described slip-off preventing baffle plate (7) is made by transparent organic glass, and slip-off preventing baffle plate (7) each several part equates with the distance between indexing rotary table.
Position at the close middle part of described slip-off preventing baffle plate (7) has a rectangular indentation (7a).Rectangular indentation is positioned at the position of corresponding CCD camera, makes CCD camera can directly take part picture by breach, thereby has guaranteed the sharpness of shooting and the accuracy of testing result.
In order to ensure part to be checked, can snap in smoothly to corresponding bayonet socket, and reliably locate in bayonet socket, described bayonet socket (3) from outside to inside width reduces gradually.
In order to ensure the structural strength of Moving plate, the integral middle of described Moving plate (1) end face is formed with up-small and down-big step-like boss.
In order to ensure the structural strength of price fixing, the integral middle of described price fixing (2) bottom surface is formed with up big and down small frustum.
Between described Moving plate (1) and price fixing (2), by two fastening bolts that distribute by even circumferential, be connected, the upper hole of passing for fastening bolt of Moving plate (1) is circular arc cylindrical void (1c), and the center of circle of this cylindrical void (1c) is on the axial line of Moving plate (1).Between above structure Moving plate and price fixing, be connected firmly, reliably, dismounting not only simply but also convenient.Because the hole of passing for fastening bolt on Moving plate is circular arc cylindrical void, when unclamping fastening bolt, can rotate Moving plate, to change the size of each bayonet socket, thereby the piece test that adapts to various outer diameter size, while detecting different size part like this, without changing indexing rotary table, when saving production cost, greatly improved detection efficiency.
For simplified structure, be convenient to processing and fabricating, guarantee the fixing that is connected between cushion block and price fixing, described cushion block (4) is pane, and fixes by welding and price fixing (2).
Beneficial effect: the present invention is simple in structure, compact, and volume is little, and cost is low, can effectively prevent that part to be checked from coming off, and can be used for detecting and sorting various standard fasteners, has not only effectively reduced equipment investment, and has greatly improved sorting speed and detection efficiency.
Accompanying drawing explanation
Fig. 1 is vertical view of the present invention.
Fig. 2 is front view of the present invention.
Fig. 3 is the structural representation of sorting equipment.
Fig. 4 is the vertical view of Fig. 3.
Fig. 5 is the stereographic map of indexing rotary table.
Fig. 6 is the front view of indexing rotary table.
Fig. 7 is the structural representation of Moving plate.
Fig. 8 is the structural representation of price fixing.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described:
As shown in Figure 1, Figure 2, shown in Fig. 5, Fig. 6, Fig. 7, Fig. 8, indexing rotary table is comprised of Moving plate 1 and price fixing 2, the disc structure that Moving plate 1 and price fixing 2 are equal diameters, Moving plate 1 be positioned at price fixing 2 directly over.The integral middle of described Moving plate 1 end face is formed with up-small and down-big step-like boss, the integral middle of price fixing 2 bottom surfaces is formed with up big and down small frustum, the end face of the bottom surface of Moving plate 1 and price fixing 2 fits, between Moving plate 1 and price fixing 2, by two fastening bolts that distribute by even circumferential, be connected, the hole of passing for fastening bolt on Moving plate 1 is circular arc cylindrical void 1c, and the center of circle of this cylindrical void 1c is on the axial line of Moving plate 1.Below described price fixing 2, be provided with stepper motor 6, this stepper motor 6 is installed on the top of board 5.The output shaft of stepper motor 6 straight up, and is connected with the center of price fixing 2 and Moving plate 1, in the time of stepper motor 6 running, can drive whole indexing rotary table to rotate together.
As shown in Fig. 5, Fig. 7, Fig. 8, at the edge of Moving plate 1, offer the first breach 1a distributing by even circumferential, the number of the first breach 1a is determined according to actual needs, between two adjacent the first breach 1a, is formed the first lug 1b.At the edge of price fixing 2, offer the second breach 2a distributing by even circumferential, between two adjacent the second breach 2a, form the second lug 2b, described the second breach 2a is corresponding one by one with the first breach 1a, and the second breach 2a and the first breach 1a partly overlap, form bayonet socket 3, this bayonet socket 3 from outside to inside width reduces gradually.Top at every the second lug 2b is provided with cushion block 4, and this cushion block 4 is pane, and cushion block 4 is pressed even circumferential and distributed, and fixes by welding and price fixing 2.Each cushion block 4 is arranged in the first breach 1a, and the bayonet socket 3 of adjacent correspondence, and the end face of cushion block 4 is concordant with the end face of the first lug 1b.
As shown in Figure 1 and Figure 2, in the periphery of indexing rotary table, be partly surrounded with slip-off preventing baffle plate 7, this slip-off preventing baffle plate 7 is circular arc, and preferably by transparent organic glass, is made, and slip-off preventing baffle plate 7 each several parts equate with the distance between indexing rotary table.At described slip-off preventing baffle plate 7, near the position at middle part, have a rectangular indentation 7a, the head and the tail two ends of slip-off preventing baffle plate 7 and being fixed on board 5 by support near the position at middle part.On the side of described indexing rotary table, be provided with for accepting the slideway 8 of part, this slideway 8 is positioned at the downstream of described slip-off preventing baffle plate 7 tail ends, the high endpiece low dip of described slideway 8 entrance point arranges, and be fixedly mounted on board 5. on the side of slideway 8 entrance points, be provided with for part being allocated to the disengaging yoke 9 of described slideway 8, this disengaging yoke 9 is positioned at the top of indexing rotary table, and is preferably bar shaped block structure.One end of disengaging yoke 9 is fixed on board 5 by bearing, and the other end of disengaging yoke 9 is obliquely extended to the top at indexing rotary table edge.
As shown in Fig. 1, Fig. 3, Fig. 4, the endpiece bifurcated of slideway 8 forms the first split channel 8a and the second split channel 8b, and the first split channel 8a is faulty materials part passage, and the second split channel 8b is certified products part passage.The first split channel 8a and the second split channel 8b are symmetrical, and these two split channels are all obliquely installed, and the angle of inclination of split channel is greater than the inclination angle of slideway 8.Endpiece at slideway 8 is provided with the sorting shutter 10 of controlling the first split channel 8a or the second split channel 8b switching, described sorting shutter 10 is fixed on the top of rotating shaft 11, the bottom of rotating shaft 11 is connected with the piston rod of cylinder 12, and cylinder 12 is arranged on board 5, and is positioned at the below of slideway 8.In the lower end of described rotating shaft 11, be set with the spring 13 that can make rotating shaft 11 returns, sort shutter 10 the second split channel 8b is closed when initial, the first split channel 8a opens; When needs switch, cylinder 12 promotes rotating shaft 11 and 10 rotations of sorting shutter, and sorting shutter 10 is closed the first split channel 8a, opens the second split channel 8b; When cylinder 12 is return, spring 13 drives rotating shaft 11 and 10 revolutions of sorting shutter, gets back to original state, and now the second split channel 8b closes, and the first split channel 8a opens.
Claims (10)
1. indexing rotary table and the sorting equipment detecting for standard fasteners, there is board (5), it is characterized in that: the top at described board (5) is provided with indexing rotary table, this indexing rotary table is by upper stepper motor (6) driven rotary of installing of board (5), in the periphery of described indexing rotary table, be partly surrounded with slip-off preventing baffle plate (7), this slip-off preventing baffle plate (7) is circular arc, and the position at the head and the tail two ends of slip-off preventing baffle plate (7) and close middle part is fixed on board (5) by support; On the side of described indexing rotary table, be also provided with the slideway (8) for accepting part, this slideway (8) is positioned at the downstream of described slip-off preventing baffle plate (7) tail end, the high endpiece low dip of described slideway (8) entrance point arranges, and be fixedly mounted on board (5), on the side of slideway (8) entrance point, be provided with for part being allocated to the disengaging yoke (9) of described slideway (8), this disengaging yoke (9) is positioned at the top of indexing rotary table, it is upper that one end of disengaging yoke (9) is fixed on board (5) by bearing, and the other end of disengaging yoke (9) is obliquely extended to the top at indexing rotary table edge; The endpiece bifurcated of described slideway (8) forms the first split channel (8a) and the second split channel (8b), and be provided with at the crotch of slideway (8) endpiece the sorting shutter (10) of controlling the first split channel (8a) or the second split channel (8b) switching, described sorting shutter (10) is fixed on the top of rotating shaft (11), the bottom of rotating shaft (11) is connected with the piston rod of cylinder (12), and is set with the spring (13) that can make rotating shaft (11) return in the lower end of rotating shaft (11).
2. indexing rotary table and the sorting equipment detecting for standard fasteners according to claim 1, it is characterized in that: described indexing rotary table is comprised of Moving plate (1) and price fixing (2), the disc structure that Moving plate (1) and price fixing (2) are equal diameters, Moving plate (1) be positioned at price fixing (2) directly over, both fit fixing, at the edge of described Moving plate (1), offer the first breach (1a) distributing by even circumferential, between two adjacent the first breach (1a), form the first lug (1b), the edge of price fixing (2) offers the second breach (2a) distributing by even circumferential, between two adjacent the second breach (2a), form the second lug (2b), described the second breach (2a) is corresponding one by one with the first breach (1a), and the second breach (2a) partly overlaps with the first breach (1a), form bayonet socket (3), at the top of every the second lug (2b), be provided with cushion block (4), this cushion block (4) is pressed even circumferential and is distributed, described cushion block (4) is arranged in the first breach (1a), and the bayonet socket of adjacent correspondence (3), the end face of cushion block (4) is concordant with the end face of the first lug (1b).
3. indexing rotary table and the sorting equipment detecting for standard fasteners according to claim 1, is characterized in that: described disengaging yoke (9) is bar shaped block structure.
4. according to the indexing rotary table and the sorting equipment that detect for standard fasteners described in claim 1 or 2 or 3, it is characterized in that: described slip-off preventing baffle plate (7) is made by transparent organic glass, slip-off preventing baffle plate (7) each several part equates with the distance between indexing rotary table.
5. indexing rotary table and the sorting equipment detecting for standard fasteners according to claim 4, is characterized in that: the position at the close middle part of described slip-off preventing baffle plate (7) has a rectangular indentation (7a).
6. indexing rotary table and the sorting equipment detecting for standard fasteners according to claim 2, is characterized in that: described bayonet socket (3) from outside to inside width reduces gradually.
7. indexing rotary table and the sorting equipment detecting for standard fasteners according to claim 6, is characterized in that: the integral middle of described Moving plate (1) end face is formed with up-small and down-big step-like boss.
8. indexing rotary table and the sorting equipment detecting for standard fasteners according to claim 6, is characterized in that: the integral middle of described price fixing (2) bottom surface is formed with up big and down small frustum.
9. indexing rotary table and the sorting equipment detecting for standard fasteners according to claim 2, it is characterized in that: between described Moving plate (1) and price fixing (2), by two fastening bolts that distribute by even circumferential, be connected, the upper hole of passing for fastening bolt of Moving plate (1) is circular arc cylindrical void (1c), and the center of circle of this cylindrical void (1c) is on the axial line of Moving plate (1).
10. indexing rotary table and the sorting equipment detecting for standard fasteners according to claim 2, is characterized in that: described cushion block (4) is pane, and fixes by welding and price fixing (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410347314.9A CN104142336A (en) | 2014-07-21 | 2014-07-21 | Indexing rotary disc and sorting device for standard fastener detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410347314.9A CN104142336A (en) | 2014-07-21 | 2014-07-21 | Indexing rotary disc and sorting device for standard fastener detection |
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| Publication Number | Publication Date |
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| CN104142336A true CN104142336A (en) | 2014-11-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410347314.9A Pending CN104142336A (en) | 2014-07-21 | 2014-07-21 | Indexing rotary disc and sorting device for standard fastener detection |
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| CN (1) | CN104142336A (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107413676A (en) * | 2017-07-27 | 2017-12-01 | 浙江硕和机器人科技有限公司 | A kind of sieve material device of sleeve conversion head |
| CN108212812A (en) * | 2016-12-22 | 2018-06-29 | 上海胜僖汽车配件有限公司 | A kind of automatic sorting device for energy-saving and emission-reduction auto parts and components |
| CN109092690A (en) * | 2018-08-28 | 2018-12-28 | 宁波市镇海甬鼎紧固件制造有限公司 | A kind of dedicated sorting equipment of bolt |
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| CN204064951U (en) * | 2014-07-21 | 2014-12-31 | 重庆颖泉标准件有限公司 | The indexing rotary table detected for standard fasteners and sorting equipment |
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| CN1898033A (en) * | 2003-12-30 | 2007-01-17 | 赞鸿制造业私人有限公司 | Fastener inspection system |
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| CN108212812B (en) * | 2016-12-22 | 2024-05-03 | 上海胜僖汽车配件有限公司 | Automatic sorting device for energy-saving and emission-reducing automobile parts |
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| CN109092690A (en) * | 2018-08-28 | 2018-12-28 | 宁波市镇海甬鼎紧固件制造有限公司 | A kind of dedicated sorting equipment of bolt |
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Application publication date: 20141112 |
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