CN210339790U - Heating and cutting system for plastic film - Google Patents
Heating and cutting system for plastic film Download PDFInfo
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- CN210339790U CN210339790U CN201920932632.XU CN201920932632U CN210339790U CN 210339790 U CN210339790 U CN 210339790U CN 201920932632 U CN201920932632 U CN 201920932632U CN 210339790 U CN210339790 U CN 210339790U
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Abstract
A heating and cutting system for plastic films comprises a plastic film heating device and a plastic film cutting device, wherein the plastic film heating device comprises a rack, a plurality of first conveying rollers arranged on the rack, an upper heating mechanism, a lower heating mechanism and a flattening roller, wherein the upper heating mechanism and the lower heating mechanism are arranged on the rack; the plastic film cutting device is located behind the plastic film heating device and comprises a supporting table, a film transmission mechanism arranged on the supporting table, a cutting mechanism and a film winding drum. The utility model discloses the advantage of device: no wrinkles occur, and the integrity of the membrane is ensured. The width that needs cut according to plastic film adjusts cut the interval between the three sliding blocks in the mechanism, effectively improves and cuts efficiency, reduces extravagantly.
Description
Technical Field
The utility model relates to a plastic film field, concretely relates to heating cutting system for plastic film.
Background
At present, plastic film products are widely used in various fields, such as food packaging, fertilizer packaging, greenhouse heat preservation and the like, and the existing flattening roller has poor flattening effect, is easy to wrinkle and is not beneficial to ensuring the integrity of the film because the friction force between the roller and the film is large or the plastic film is used for flattening through the slip of the roller and the roller core independently. And the nip roll body is usually metal, arouses static easily for plastic film is adsorbed on nip roll body and is difficult for breaking away from, influences nip roll's result of use. Before the plastic film is flattened, any heating device is not additionally arranged on the conventional equipment, so that the plastic film cannot be well flattened at normal temperature, and the using effect of the flattening roller is influenced. Need cut according to customer's requirement after the plastic film exhibition is flat, present cutting device all carries out bilateral cutting, need cut many times when needing small-size plastic film, and work efficiency is low, produces the discarded object and expects much.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the present defect, and provide a heating cutting system for plastic film.
The utility model comprises a plastic film heating device and a plastic film cutting device,
the plastic film heating device comprises a rack, a plurality of first conveying rollers arranged on the rack, an upper heating mechanism, a lower heating mechanism and a flattening roller, wherein the upper heating mechanism and the lower heating mechanism are arranged on the rack;
the frame consists of a pair of crossbeams, a crossbeam connecting plate and crossbeam supporting legs, and a plurality of first conveying rollers for conveying plastic films are arranged between the crossbeams;
the upper heating mechanism is arranged above the pair of cross beams and comprises an upper cover body, four first electric heating tubes arranged in the upper cover body and four supporting rods respectively arranged at four corners of the upper cover body, a plurality of first through holes are uniformly arranged on each supporting rod from top to bottom, two spring plungers symmetrical along the central axis of the supporting rods are clamped in the first through holes, and the round heads of the two spring plungers are positioned outside the first through holes; four round pipes for the four support rods to pass through are fixedly arranged on the outer sides of the pair of cross beams, and a group of holes for the round heads of the two spring plungers in the first through hole to penetrate through are formed in the upper parts of the four round pipes;
the lower heating mechanism is arranged between a pair of cross beams below the upper heating mechanism and is positioned between two adjacent first conveying rollers, the lower heating mechanism comprises a lower cover body and two second electric heating tubes arranged in the lower cover body, and the first electric heating tubes and the second electric heating tubes are respectively positioned above and below the plastic film;
the flattening roller is erected on the rack behind the upper heating mechanism through a pair of supporting seats and comprises a flattening roller body and an anti-static layer arranged on the surface of the flattening roller body; the anti-static layer comprises a silica gel layer and an anti-static rubber layer which are sequentially arranged from the surface of the roller body of the flattening roller to the outside; the flattening roller body consists of a first part positioned in the middle, a second part and a third part which are symmetrically arranged at two sides of the first part; a plurality of annular grooves which are wound around the periphery of the flattening roller body are uniformly arranged on the antistatic layer on the surface of the first part of the flattening roller body; the antistatic layers on the surfaces of the second part and the third part of the flattening roller body are respectively provided with a group of first spiral grooves and a group of second spiral grooves, the group of first spiral grooves and the group of second spiral grooves are symmetrically arranged along the first part, the spiral directions of the first spiral grooves and the second spiral grooves are opposite, the starting points of the first spiral grooves and the second spiral grooves are respectively positioned on the annular grooves at the two ends of the first part, the end points of the first spiral grooves and the second spiral grooves are respectively positioned on the cross-sectional circles at the two ends of the second part and the third part, and the depths of the first spiral grooves and the second spiral grooves are the same as the depths of the annular grooves;
the plastic film cutting device is positioned behind the plastic film heating device and comprises a supporting table, a film transmission mechanism, a cutting mechanism and a film winding drum, wherein the film transmission mechanism, the cutting mechanism and the film winding drum are arranged on the supporting table;
the supporting table comprises supporting legs and a pair of vertical supporting plates arranged on the supporting legs, the vertical supporting plates are of a convex structure, and each vertical supporting plate is composed of an upper rectangular plate and a lower rectangular plate which are integrally formed;
the film transmission mechanism consists of a pair of second conveying rollers arranged between lower rectangular plates of a pair of vertical supporting plates, and a plastic film is conveyed by a plurality of first conveying rollers and a pair of second conveying rollers in sequence and then wound by a film winding drum positioned on one side of the supporting table;
the cutting mechanism comprises a screw rod arranged between upper rectangular plates of a pair of vertical supporting plates, a screw rod driving motor arranged at one end of the screw rod, two fixed shafts positioned at two sides of the screw rod and positioned between the upper rectangular plates of the pair of vertical supporting plates, three sliding blocks sequentially arranged on the screw rod and the two fixed shafts and a cutting blade fixedly arranged at the bottom of the sliding blocks, screw rod through holes and fixed shaft through holes are formed in the three sliding blocks, screw sleeves matched with the screw rod are arranged in the screw rod through holes of the remaining two sliding blocks except the middle sliding block of the three sliding blocks, the three sliding blocks are slidably arranged on the two fixed shafts through the fixed shaft through holes, a second through hole is formed in one end of each sliding block, threads are arranged in the second through holes, and the sliding blocks and the fixed; the three sliding blocks are arranged as follows: when the screw rod driving motor drives the screw rod to rotate, the sliding blocks in the middle of the three sliding blocks are fixed on the fixed shafts through the screw rods, and the rest two sliding blocks move towards the middle or two ends of the two fixed shafts simultaneously under the action of the screw sleeves.
The inner diameters of the four round tubes are slightly larger than the diameters of the four supporting rods.
Two spring plunger that the downthehole card of a plurality of first through-holes was established set up to: the round heads of the two spring plungers in the first through holes with proper heights of the four support rods penetrate through the holes of the four circular tubes according to the height adjusted by the requirement of the upper cover body, so that the four support rods are fixed on the four circular tubes, and the height adjustment of the upper heating mechanism is realized.
The first electric heating tube and the second electric heating tube are both connected with an external power supply.
The flattening roller body and the silica gel layer, and the silica gel layer and the anti-static rubber layer are adhered to each other.
The diameter of the fixed shaft passing hole is slightly larger than that of the fixed shaft.
And the screw rod, the fixed shaft, the sliding block and the cutting blade are all arranged between the pair of second conveying rollers.
The utility model discloses the advantage of device: before the plastic film is flattened, the plastic film can be moderately softened through the heating device, and then can be conveniently flattened at the subsequent flattening, so that the product quality is improved. A plurality of annular grooves on the antistatic layer on the first part surface and a group of first spiral grooves and a group of second spiral grooves on the antistatic layer on the second part surface and the third part surface enable the plastic film to be fully flattened, the flattening effect is good, no wrinkles occur, and the integrity of the film is ensured. The silica gel layer on the surface of the flattening roller body and the anti-static rubber layer can not generate static electricity, and the flattening effect of the flattening roller is further improved. When lead screw driving motor drive lead screw rotated, the sliding block in the middle of the three sliding block passed through the screw rod and is fixed on the fixed axle, and two remaining sliding blocks move to centre or both ends simultaneously on two fixed axles under the swivel nut effect, adjust according to the width that plastic film needs cut interval between the three sliding block in the mechanism cuts effectively improves and cuts efficiency, reduces extravagantly.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of an upper cover and a lower cover;
FIG. 3 is a schematic view of the connection between the support rod and the circular tube;
FIG. 4 is a schematic structural view of a nip roll;
FIG. 5 is a schematic side view of a nip roll;
FIG. 6 is a schematic structural view of an antistatic layer;
FIG. 7 is a schematic top view of the film transport mechanism and cutting mechanism;
FIG. 8 is a schematic diagram of slider connections.
Detailed Description
As shown in the attached drawings, the utility model comprises a plastic film heating device and a plastic film cutting device,
the plastic film heating device comprises a rack 1, a plurality of first conveying rollers 2 arranged on the rack 1, an upper heating mechanism 3 and a lower heating mechanism 4 arranged on the rack 1, and a flattening roller 20;
the frame 1 consists of a pair of crossbeams 5, a crossbeam connecting plate 6 and crossbeam supporting legs 7, and a plurality of first conveying rollers 2 for conveying plastic films are arranged between the crossbeams 5;
the upper heating mechanism 3 is arranged above the pair of cross beams 5, the upper heating mechanism 3 comprises an upper cover body 8, four first electric heating tubes 9 arranged in the upper cover body 8 and four support rods 10 respectively arranged at four corners of the upper cover body 8, each support rod 10 is uniformly provided with a plurality of first through holes 11 from top to bottom, two spring plungers 12 symmetrical along the central axis of the support rod 10 are clamped in the first through holes 11, and round heads 16 of the two spring plungers 12 are positioned outside the first through holes 11; four round tubes 13 for the four support rods 10 to pass through are fixedly arranged on the outer sides of the pair of cross beams 5, and a group of holes for the round heads 16 of the two spring plungers 12 in the first through hole 11 to penetrate through are formed in the upper parts of the four round tubes 13;
the lower heating mechanism 4 is arranged between a pair of cross beams 5 below the upper heating mechanism 3 and is positioned between two adjacent first conveying rollers 2, the lower heating mechanism 4 comprises a lower cover body 14 and two second electric heating tubes 15 arranged in the lower cover body 14, and the first electric heating tube 9 and the second electric heating tubes 15 are respectively positioned above and below the plastic film;
the flattening roller 20 is erected on the rack 1 behind the upper heating mechanism 3 through a pair of supporting seats, and the flattening roller 20 comprises a flattening roller body 21 and an anti-static layer arranged on the surface of the flattening roller body 21; the anti-static layer comprises a silica gel layer 22 and an anti-static rubber layer 23 which are sequentially arranged from the surface of the flattening roller body 21 to the outside; the flattening roller body 21 is composed of a first part 24 in the middle, and a second part 25 and a third part 26 symmetrically arranged at both sides of the first part 24; a plurality of annular grooves 27 surrounding the periphery of the flattening roller body 21 are uniformly arranged on the antistatic layer on the surface of the first part 24 of the flattening roller body 21; a group of first spiral grooves 28 and a group of second spiral grooves 29 are respectively arranged on the antistatic layers on the surfaces of the second part 25 and the third part 26 of the flattening roller body 21, the group of first spiral grooves 28 and the group of second spiral grooves 29 are symmetrically arranged along the first part 24, the spiral directions of the first spiral grooves 28 and the second spiral grooves 29 are opposite, the starting points of the first spiral grooves 28 and the second spiral grooves 29 are respectively positioned on the annular grooves 27 at the two ends of the first part 24, the terminal points of the first spiral grooves 28 and the second spiral grooves 29 are respectively positioned on the cross-sectional circles at the two ends of the second part 25 and the third part 26, and the depths of the first spiral grooves 28 and the second spiral grooves 29 are the same as the depth of the annular grooves 27;
the plastic film cutting device is positioned behind the plastic film heating device and comprises a supporting table, a film transmission mechanism, a cutting mechanism and a film winding drum 31, wherein the film transmission mechanism, the cutting mechanism and the film winding drum are arranged on the supporting table;
the support table comprises support legs 32 and a pair of vertical support plates 33 arranged on the support legs 32, the vertical support plates 33 are of a convex structure, and each vertical support plate 33 is composed of an upper rectangular plate 34 and a lower rectangular plate 35 which are integrally formed;
the film transmission mechanism consists of a pair of second conveying rollers 36 arranged between lower rectangular plates 35 of a pair of vertical supporting plates 33, and the plastic film is conveyed by a plurality of first conveying rollers 2 and a pair of second conveying rollers 36 in sequence and then wound by a film winding drum 31 positioned on one side of the supporting table;
the cutting mechanism comprises a screw rod 37 arranged between the upper rectangular plates 34 of the pair of vertical supporting plates 33, a screw rod driving motor 41 arranged at one end of the screw rod 37, two fixed shafts 38 arranged at two sides of the screw rod 37 and arranged between the upper rectangular plates 34 of the pair of vertical supporting plates 33, three sliding blocks 40 arranged on the screw rod 37 and the two fixed shafts 38 in sequence and a cutting blade 39 fixedly arranged at the bottom of the sliding block 40, screw rod through holes 45 and fixed shaft through holes 46 are formed in the three sliding blocks 40, screw sleeves matched with the screw rods 37 are arranged in the screw rod through holes 45 of the two remaining sliding blocks except the middle sliding block of the three sliding blocks 40, the three sliding blocks 40 are slidably mounted on the two fixed shafts 38 through the fixed shaft through holes 46, one ends of the sliding blocks 40 are provided with second through holes 42, threads are arranged in the second through holes 42, and the sliding blocks 40 and the fixed shafts 38 are locked and fixed through screws 43; the three slide blocks 40 are arranged as: when the screw rod 37 is driven by the screw rod driving motor 41 to rotate, the middle sliding block of the three sliding blocks 40 is fixed on the fixed shaft 38 through the screw rod 43, and the rest two sliding blocks move towards the middle or two ends on the two fixed shafts 38 simultaneously under the action of the screw sleeve.
The inner diameter of the four round tubes 13 is slightly larger than the diameter of the four support rods 10.
Two spring plungers 12 clamped in the first through holes 11 are arranged as follows: the round head parts 16 of the two spring plungers 12 in the first through holes 11 with the proper heights of the four support rods 10 penetrate through the holes of the four round tubes 13 according to the height adjusted by the requirement of the upper cover body 8, so that the four support rods 10 are fixed on the four round tubes 13, and the height adjustment of the upper heating mechanism 3 is realized.
The first electric heating tube 9 and the second electric heating tube 15 are both connected with an external power supply.
The flattening roller body 21 and the silica gel layer 22, and the silica gel layer 22 and the antistatic rubber layer 23 are adhered to each other.
The diameter of the stationary shaft passing hole 46 is slightly larger than the diameter of the stationary shaft.
The lead screw 37, the fixed shaft 38, the slide block 40, and the cutter blade 39 are disposed between the pair of second conveying rollers 36.
The working mode principle is as follows: plastic film carries forward through many first conveying rollers 2 on the frame 1 under traction force effect, need carry out the exhibition of film during the transport, for the convenience exhibition flat, improves product quality, can obviously improve the exhibition flat effect to film moderate degree heating before the exhibition flat. Go up the interval that heating structure adjusted between upper shield body 8 and the plastic film according to the material of plastic film: the round head parts 16 of the two spring plungers 12 in the first through holes 11 with the proper heights of the four support rods 10 penetrate through the holes of the four round tubes 13 according to the height adjusted by the requirement of the upper cover body 8, so that the four support rods 10 are fixed on the four round tubes 13, and the height adjustment of the upper heating mechanism 3 is realized. When the plastic film passes through the middle of the first electric heating tube 9 of the upper heating mechanism 3 and the second electric heating tube 15 of the lower heating mechanism 4, the power supply is started to heat the plastic film. And after heating, performing subsequent flattening treatment on the plastic film. During the nip roll is in the use, a plurality of annular grooves 27 on the antistatic backing on the first part 24 surface of nip roll body 21 reserve the space to the flattening of both sides for the middle part of the plastic film that passes through below it, make things convenient for first spiral groove 28 and second spiral groove 29 to flatten plastic film to nip roll body 21 both ends exhibition for plastic film can fully open up the flat, and it is better to open up the flat effect of prior art relatively, can not take place the fold, guarantees the completeness of membrane. The silica gel layer 22 and the antistatic silica gel layer 23 on the surface of the flattening roller body 21 do not generate static electricity during use, so that the flattening effect of the flattening roller is further improved. The flattened plastic film passes through a pair of second transport rollers 36 under the traction of the film take-up drum 31, during which three slide blocks 40 are provided: when the screw rod driving motor 41 drives the screw rod 37 to rotate, the middle sliding block of the three sliding blocks 40 is fixed on the fixed shaft 38 through the screw rod 43, and the rest two sliding blocks move towards the middle or two ends on the two fixed shafts 38 simultaneously under the action of the screw sleeve; the width that needs cut according to plastic film adjusts the interval between the three sliding blocks 40 in the mechanism of cutting effectively improves and cuts efficiency, reduces extravagantly.
Claims (7)
1. A heating and cutting system for plastic films is characterized by comprising a plastic film heating device and a plastic film cutting device,
the plastic film heating device comprises a rack (1), a plurality of first conveying rollers (2) arranged on the rack (1), an upper heating mechanism (3), a lower heating mechanism (4) and a flattening roller (20) which are arranged on the rack (1);
the machine frame (1) consists of a pair of cross beams (5), a cross beam connecting plate (6) and cross beam supporting legs (7), and a plurality of first conveying rollers (2) for conveying plastic films are arranged between the pair of cross beams (5);
the upper heating mechanism (3) is arranged above the pair of cross beams (5), the upper heating mechanism (3) comprises an upper cover body (8), four first electric heating tubes (9) arranged in the upper cover body (8) and four support rods (10) respectively arranged at four corners of the upper cover body (8), each support rod (10) is uniformly provided with a plurality of first through holes (11) from top to bottom, two spring plungers (12) symmetrical along the central axis of the support rod (10) are clamped in the first through holes (11), and round head parts (16) of the two spring plungers (12) are positioned outside the first through holes (11); four round tubes (13) for the four support rods (10) to pass through are fixedly arranged on the outer sides of the pair of cross beams (5), and a group of holes for the round head parts (16) of the two spring plungers (12) in the first through hole (11) to penetrate through are formed in the upper parts of the four round tubes (13);
the lower heating mechanism (4) is arranged between a pair of cross beams (5) below the upper heating mechanism (3) and is positioned between two adjacent first conveying rollers (2), the lower heating mechanism (4) comprises a lower cover body (14) and two second electric heating tubes (15) arranged in the lower cover body (14), and the first electric heating tube (9) and the second electric heating tubes (15) are respectively positioned above and below the plastic film;
the flattening roll (20) is erected on the rack (1) behind the upper heating mechanism (3) through a pair of supporting seats, and the flattening roll (20) comprises a flattening roll body (21) and an anti-static layer arranged on the surface of the flattening roll body (21); the anti-static layer comprises a silica gel layer (22) and an anti-static rubber layer (23) which are sequentially arranged from the surface of the flattening roller body (21) to the outside; the flattening roller body (21) consists of a first part (24) positioned in the middle, and a second part (25) and a third part (26) which are symmetrically arranged at two sides of the first part (24); a plurality of annular grooves (27) which are wound around the periphery of the flattening roller body (21) are uniformly formed in the antistatic layer on the surface of the first part (24) of the flattening roller body (21); a group of first spiral grooves (28) and a group of second spiral grooves (29) are respectively arranged on the antistatic layers on the surfaces of the second part (25) and the third part (26) of the flattening roller body (21), the group of first spiral grooves (28) and the group of second spiral grooves (29) are symmetrically arranged along the first part (24), the spiral directions of the first spiral grooves (28) and the second spiral grooves (29) are opposite, the starting points of the first spiral grooves (28) and the second spiral grooves (29) are respectively positioned on the annular grooves (27) at the two ends of the first part (24), the end points of the first spiral grooves (28) and the second spiral grooves (29) are respectively positioned on the cross sections at the two ends of the second part (25) and the third part (26), and the depths of the first spiral grooves (28) and the second spiral grooves (29) are the same as the depths of the annular grooves (27);
the plastic film cutting device is positioned behind the plastic film heating device and comprises a supporting table, a film transmission mechanism, a cutting mechanism and a film winding drum (31), wherein the film transmission mechanism, the cutting mechanism and the film winding drum are arranged on the supporting table;
the supporting table comprises supporting legs (32) and a pair of vertical supporting plates (33) arranged on the supporting legs (32), the vertical supporting plates (33) are of a convex structure, and each vertical supporting plate (33) is composed of an upper rectangular plate (34) and a lower rectangular plate (35) which are integrally formed;
the film transmission mechanism consists of a pair of second conveying rollers (36) arranged between lower rectangular plates (35) of a pair of vertical supporting plates (33), and the plastic film is conveyed by a plurality of first conveying rollers (2) and a pair of second conveying rollers (36) in sequence and then wound by a film winding drum (31) positioned on one side of the supporting table;
the cutting mechanism comprises a screw rod (37) arranged between upper rectangular plates (34) of a pair of vertical supporting plates (33), a screw rod driving motor (41) arranged at one end of the screw rod (37), two fixed shafts (38) arranged on two sides of the screw rod (37) and between the upper rectangular plates (34) of the pair of vertical supporting plates (33), three sliding blocks (40) arranged on the screw rod (37) and the two fixed shafts (38) in sequence and a cutting blade (39) fixedly arranged at the bottom of the sliding block (40), screw rod through holes (45) and fixed shaft through holes (46) are arranged in the three sliding blocks (40), screw sleeves matched with the screw rod (37) are arranged in the screw rod through holes (45) of the two residual sliding blocks except the middle sliding block in the three sliding blocks (40), and the three sliding blocks (40) are slidably arranged on the two fixed shafts (38) through the fixed shaft through holes (46), one end of the sliding block (40) is provided with a second through hole (42), threads are arranged in the second through hole (42), and the sliding block (40) and the fixed shaft (38) are locked and fixed through a screw rod (43); three sliding blocks (40) are arranged as follows: when the screw rod (37) is driven to rotate by the screw rod driving motor (41), the sliding blocks in the middle of the three sliding blocks (40) are fixed on the fixed shafts (38) through the screw rods (43), and the rest two sliding blocks move towards the middle or two ends on the two fixed shafts (38) simultaneously under the action of the screw sleeves.
2. A heating and cutting system for plastic films according to claim 1, characterized in that the inner diameter of the four round tubes (13) is slightly larger than the diameter of the four supporting rods (10).
3. A heating and cutting system for plastic films as claimed in claim 1, wherein the two spring plungers (12) engaged in the first plurality of through holes (11) are arranged: the round head parts (16) of the two spring plungers (12) in the first through holes (11) with proper heights of the four support rods (10) penetrate through holes of the four round tubes (13) according to the height adjusted by the requirement of the upper cover body (8), so that the four support rods (10) are fixed on the four round tubes (13), and the height adjustment of the upper heating mechanism (3) is realized.
4. A heating and cutting system for plastic films as claimed in claim 1, wherein said first tubular electric heating element (9) and said second tubular electric heating element (15) are connected to an external power source.
5. The heating and cutting system for the plastic film as claimed in claim 1, wherein the nip roller body (21) and the silica gel layer (22) and the antistatic rubber layer (23) are adhered to each other.
6. A heating and cutting system for plastic films, as claimed in claim 1, characterized in that the diameter of the passage hole (46) of the fixed shaft is slightly greater than the diameter of the fixed shaft.
7. A heating and cutting system for plastic films as claimed in claim 1, characterized in that the screw (37), the fixed shaft (38), the sliding block (40) and the cutting blade (39) are disposed between a pair of second conveyor rollers (36).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920932632.XU CN210339790U (en) | 2019-06-20 | 2019-06-20 | Heating and cutting system for plastic film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920932632.XU CN210339790U (en) | 2019-06-20 | 2019-06-20 | Heating and cutting system for plastic film |
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| Publication Number | Publication Date |
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| CN210339790U true CN210339790U (en) | 2020-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920932632.XU Active CN210339790U (en) | 2019-06-20 | 2019-06-20 | Heating and cutting system for plastic film |
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| CN (1) | CN210339790U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116199028A (en) * | 2023-05-04 | 2023-06-02 | 合肥长阳新能源科技有限公司 | Diaphragm is cut and is used broad width adjustment monitoring devices |
-
2019
- 2019-06-20 CN CN201920932632.XU patent/CN210339790U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116199028A (en) * | 2023-05-04 | 2023-06-02 | 合肥长阳新能源科技有限公司 | Diaphragm is cut and is used broad width adjustment monitoring devices |
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