CN113245464B - Air inlet frame forming machine of box-type ventilator - Google Patents
Air inlet frame forming machine of box-type ventilator Download PDFInfo
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- CN113245464B CN113245464B CN202110737653.8A CN202110737653A CN113245464B CN 113245464 B CN113245464 B CN 113245464B CN 202110737653 A CN202110737653 A CN 202110737653A CN 113245464 B CN113245464 B CN 113245464B
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- driving
- steel
- shafts
- frame
- air inlet
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/74—Making other particular articles frames for openings, e.g. for windows, doors, handbags
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/02—Advancing work in relation to the stroke of the die or tool
- B21D43/04—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work
- B21D43/08—Advancing work in relation to the stroke of the die or tool by means in mechanical engagement with the work by rollers
Abstract
The invention discloses an air inlet frame forming machine of a box type ventilator, which comprises: the device comprises a base, a rack and a support frame are fixedly arranged on the base, the rack and the support frame are in collinear relation, and a fixing frame is fixedly arranged on the base at a position opposite to the support frame; the conveying mechanism is arranged on the rack and used for conveying steel; the forming assembly is arranged on the support frame and comprises a bending mechanism and a cutting mechanism, the bending mechanism is used for bending steel, and the cutting mechanism is used for cutting off the steel; the moving mechanism is used for moving the bent and formed air inlet frame. This equipment mechanism is simple, realizes the removal to the shaping back frame through setting up moving mechanism, moves it from one side of transport mechanism to the opposite side on to the amount of labour that the staff removed has been reduced.
Description
Technical Field
The invention belongs to the technical field of ventilator manufacturing, and particularly relates to an air inlet frame forming machine of a box type ventilator.
Background
The box type ventilator is one kind of ventilator, and its air inlet frame is made into Contraband-shaped form through bending and forming.
When buckling the frame to box ventilation blower, often need the staff to support by side to the frame after will buckling takes off from the make-up machine, adopts manual operation's mode uninstallation frame after buckling, and the staff is too close to the continuous pivoted roller bearing that is used for conveying steel, has certain potential safety hazard, and the work load of artifical uninstallation is also great simultaneously.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides an air inlet frame forming machine of a box type ventilator.
The invention provides an air inlet frame forming machine of a box type ventilator, which comprises:
the device comprises a base, a rack and a support frame are fixedly arranged on the base, the rack and the support frame are in collinear relation, and a fixing frame is fixedly arranged on the base at a position opposite to the support frame;
the conveying mechanism is arranged on the rack and used for conveying steel, the conveying mechanism comprises a plurality of lower rollers and upper rollers which are rotatably connected to the rack, the upper rollers are arranged above the lower rollers, the length of the upper rollers is shorter than that of the lower rollers, the upper rollers are only arranged on one side of the uncut steel, motors used for driving the upper rollers and the lower rollers to rotate are arranged on the base, and the steel is clamped between the upper rollers and the lower rollers;
the forming assembly is arranged on the support frame and comprises a bending mechanism and a cutting mechanism, the bending mechanism is used for bending steel, and the cutting mechanism is used for cutting off the steel;
the moving mechanism is used for moving the bent and molded air inlet frame;
the adsorption mechanism is arranged at the tail end of the moving mechanism and used for adsorbing stable steel.
As another technical scheme, the bending mechanism comprises a pressure plate connected with the support frame and a baffle plate arranged on the base, a first cross rod corresponding to the pressure plate is fixedly connected to the support frame, the pressure plate is arranged below the first cross rod, a plurality of first driving shafts are connected between the first cross rod and the pressure plate, a plurality of driving cylinders for driving the first driving shafts to stretch and retract are mounted on the first cross rod, and a driving cylinder for driving the baffle plate to lift is also arranged on the base.
As another technical scheme, the cutting mechanism comprises a second cross rod fixedly connected with the support frame and a cutter arranged below the second cross rod, a plurality of second driving shafts are connected between the second cross rod and the cutter, a plurality of driving cylinders used for driving the second driving shafts to stretch and retract are also installed in the second cross rod, and a cross bar opposite to the cutter is fixedly welded on the base.
As another technical scheme, moving mechanism includes two telescopic shafts, T type opening includes side opening and the open-top that runs through each other, slidable mounting has telescopic cylinder on the side opening, telescopic cylinder's drive end and two telescopic shaft fixed connection, slidable mounting has separation and reunion formula motor on the open-top, separation and reunion formula motor's drive end fixedly connected with gyro wheel, the gyro wheel contacts each other with one side of T type opening inner wall, one side and telescopic cylinder fixed connection that separation and reunion formula motor was kept away from to the gyro wheel.
As another technical scheme, adsorption equipment includes two magnetic force roller bearings, two the one end of magnetic force roller bearing all rotates and is connected with the fixed block, two the fixed block is the equal fixedly connected with cross axle in one side that faces each other, two the cross axle is the staggered relation that is parallel to each other, two a plurality of equidistance have been seted up to the side of cross axle and have been run through the jack, two the spout has been seted up at the top of cross axle, two all insert on the cross axle and be equipped with a magnetic path, two for the mutual repulsion's of magnetic force relation, two between the magnetic path the equal fixedly connected with connecting axle of telescopic cylinder's one end, two is kept away from to the telescopic shaft the connecting axle all install respectively slide insert the slider of establishing in the spout, two still be connected with supporting mechanism between the fixed block.
As another technical scheme, the supporting mechanism comprises a first sliding shaft and a second sliding shaft, the first sliding shaft and the second sliding shaft are respectively and fixedly connected with the two fixing blocks, the first sliding shaft is slidably inserted into the second sliding shaft, and a limiting block is arranged between the first sliding shaft and the second sliding shaft.
As another technical scheme, a rubber layer is arranged on the outer surface of the magnetic block, and the magnetic block is clamped in the jack through the rubber layer.
The invention has the following characteristics:
1. the equipment is simple in mechanism, and the formed frame is moved from one side of the conveying mechanism to the other side of the conveying mechanism by arranging the moving mechanism, so that the moving labor of workers is reduced;
2. this device design has the adsorption apparatus who has magnetic force, the inter attraction's relation between adsorption apparatus and the steel for magnetic roller bearing can contact with steel constantly, and magnetic roller bearing adsorption effect has also avoided rocking at will of steel in the forming process to a certain extent simultaneously, thereby does not need the staff to support steel and buckles the shaping.
Drawings
Fig. 1 is a schematic left-view perspective structure diagram of an air inlet frame forming machine of a box type ventilator according to the present invention;
fig. 2 is a schematic rear perspective view of an air inlet frame forming machine of a box type ventilator according to the present invention;
fig. 3 is a schematic front perspective view of an air inlet frame forming machine of a box type ventilator according to the present invention;
FIG. 4 is a schematic perspective view of the adsorption mechanism;
FIG. 5 is a schematic side view of the adsorption mechanism;
fig. 6 is a schematic perspective view of the moving mechanism.
Detailed Description
Referring to fig. 1 to 6, an air inlet frame forming machine of a box type ventilator includes: the device comprises a base 1, wherein a rack 3 and a support frame 6 are fixedly arranged on the base 1, the rack 3 and the support frame 6 are in collinear relation, and a fixed frame 16 is fixedly arranged on the base 1 at a position opposite to the support frame 6; the conveying mechanism is arranged on the rack 3 and is used for conveying steel 5; the forming assembly is arranged on the support frame 6 and comprises a bending mechanism and a cutting mechanism, the bending mechanism is used for bending the steel 5, and the cutting mechanism is used for cutting off the steel 5; the fixed frame 16 is provided with a T-shaped opening 17 for mounting the moving mechanism, and the moving mechanism is used for moving the bent and formed air inlet frame; adsorption apparatus constructs, and adsorption apparatus constructs the end at moving mechanism, and adsorption apparatus constructs and is used for adsorbing firm steel 5.
The conveying mechanism comprises a plurality of lower rollers 4 and upper rollers 2 which are rotatably connected to the frame 3, the upper rollers 2 are arranged above the lower rollers 4, the length of the upper rollers 2 is shorter than that of the lower rollers 4, wherein the upper rollers 2 are only arranged on one side of uncut steel 5, a motor for driving the upper rollers 2 and the lower rollers 4 to rotate is arranged on the base 1, the steel 5 is clamped between the upper rollers 2 and the lower rollers 4, when the steel 5 is conveyed, the motor drives the upper rollers 2 on the upper side and the lower rollers 4 on the lower side to rotate respectively through chains, the steel 5 clamped between the upper rollers 2 and the lower rollers 4 is driven to move by the rotation of the upper rollers 2 and the lower rollers 4, the steel 5 is not required to be clamped by the upper rollers 2 after being bent and cut, and therefore the upper rollers 2 are only arranged in an uncut conveying range;
the bending mechanism comprises a pressure plate 10 connected with a support frame 6 and a baffle 19 arranged on a base 1, a first cross rod 8 corresponding to the pressure plate 10 is fixedly connected on the support frame 6, the pressure plate 10 is arranged below the first cross rod 8, a plurality of first driving shafts 9 are connected between the first cross rod 8 and the pressure plate 10, a plurality of driving cylinders for driving the first driving shafts 9 to stretch and retract are arranged on the first cross rod 8, a driving cylinder for driving the baffle 19 to lift is also arranged on the base 1, when the steel 5 moves to a position needing to be bent, the pressure plate 10 moves downwards through the first driving shaft 9 by the driving cylinder in the first cross rod 8, the pressure plate 10 presses and fixes the steel 5, and the baffle 19 is driven by the driving cylinder on the base 1 to move upwards, so that the steel 5 is bent, and the steel 5 deforms along the contact edge of the pressure plate 10;
the cutting mechanism comprises a second cross rod 7 fixedly connected with the support frame 6 and a cutter 12 arranged below the second cross rod 7, a plurality of second driving shafts 11 are connected between the second cross rod 7 and the cutter 12, a plurality of driving cylinders used for driving the second driving shafts 11 to stretch are also installed in the second cross rod 7, a cross bar 20 opposite to the cutter 12 is fixedly welded on the base 1, after corner bending of a frame is completed, cutting is performed at an unnecessary length position, welding sealing at the later stage is facilitated, during cutting, the driving cylinders in the second cross rod 7 drive the second driving shafts 11 to stretch, so that the cutter 12 extrudes steel 5, the cross bar 20 serves as a bottom cushion structure for extruding and cutting, and the steel 5 is cut under the pressure action of the cutter 12;
the moving mechanism comprises two telescopic shafts 14, the T-shaped opening 17 comprises a side opening and a top opening which are mutually penetrated, a telescopic cylinder 18 is arranged on the side opening in a sliding mode, the driving end of the telescopic cylinder 18 is fixedly connected with the two telescopic shafts 14, a clutch motor 15 is arranged on the top opening in a sliding mode, a roller 29 is fixedly connected with the driving end of the clutch motor 15, the roller 29 is in contact with one side of the inner wall of the T-shaped opening 17, one side, away from the clutch motor 15, of the roller 29 is fixedly connected with the telescopic cylinder 18, the moving mechanism carries out the movement of the formed frame, the telescopic cylinder 18 drives the telescopic shafts 14 to stretch through the driving end, the formed frame can be moved out of the conveying mechanism, the clutch motor 15 drives the roller 29 to rotate through the driving end, the roller 29 is in contact with one side of the inner wall of the T-shaped opening 17, the clutch motor 15 with a square structure is arranged on the top opening, the rotation of the roller 29 will realize the movement of the telescopic cylinder 18, the telescopic shaft 14 and the clutch motor 15 relative to the fixed frame 16, so as to move the formed frame to the position behind the first cross bar 8, and the frame can be conveyed out by the rotating roller 4;
the adsorption mechanism comprises two magnetic rollers 13, one ends of the two magnetic rollers 13 are rotatably connected with fixed blocks 30, one sides of the two fixed blocks 30, which face each other, are fixedly connected with crossed shafts 27, the two crossed shafts 27 are in a mutually parallel staggered relationship, the side surfaces of the two crossed shafts 27 are provided with a plurality of equidistant through jacks 26, the tops of the two crossed shafts 27 are provided with sliding grooves 23, the two crossed shafts 27 are respectively inserted with a magnetic block 28, the two magnetic blocks 28 are in a mutually exclusive relationship of magnetic force, one ends of the two telescopic shafts 14, which are far away from the telescopic cylinder 18, are respectively and fixedly connected with connecting shafts 24, the two connecting shafts 24 are respectively provided with sliding blocks 22 which are respectively inserted in the sliding grooves 23 in a sliding manner, and a supporting mechanism is also connected between the two fixed blocks 30;
the magnetic rollers 13 have a magnetic adsorption effect on the steel 5, the magnetic rollers 13 and the steel 5 protruding after bending can attract each other, because the magnetic rollers 13 can rotate freely, the steel 5 can be well adapted to the attachment surface when moving and bending, wherein the two magnetic blocks 28 are in a mutual repulsion relationship, and the repulsion can make the two magnetic rollers 13 away from each other, so that the two magnetic rollers 13 can be attached to two sides of the inner wall of the frame, the two magnetic blocks 28 can drive the corresponding crossed shafts 27 to move when repelling each other, when the two magnetic rollers 13 move relative to each other, the magnetic rollers 13 drive the corresponding crossed shafts 27 to move through the fixing blocks 30, the positions of the two crossed shafts 27 are changed, and the corresponding sliding blocks 22 can slide in the sliding grooves 23 to adapt to the change of the positions;
the supporting mechanism comprises a first sliding shaft 21 and a second sliding shaft 25, the first sliding shaft 21 and the second sliding shaft 25 are fixedly connected with two fixing blocks 30 respectively, the first sliding shaft 21 is inserted into the second sliding shaft 25 in a sliding mode, a limiting block is arranged between the first sliding shaft 21 and the second sliding shaft 25, sufficient stability cannot be guaranteed only by means of connection of the sliding block 22 and the crossed shaft 27, therefore, the supporting mechanism which can be stretched and retracted is connected between the two fixing blocks 30 to provide an auxiliary supporting effect, a rubber layer is arranged on the outer surface of the magnetic block 28, the magnetic block 28 is connected into the jack 26 through the rubber layer in a clamping mode, the rubber layer with elasticity can be connected into the jack 26 in a clamping mode under the effect of not influencing magnetic force, and the rubber layer is not prone to falling off.
In the embodiment applying the technical scheme, the steel 5 is conveyed between the upper roller 2 and the lower roller 4, the steel 5 is moved by the friction force of the upper roller 2 and the lower roller 4 to the steel 5, when the first corner position of the steel 5 moves to a position right below the pressure plate 10, the pressure plate 10 is driven by the driving cylinder in the first cross bar 8 to move downwards through the first driving shaft 9, the pressure plate 10 presses and fixes the steel 5 on the lower roller 4, then the driving cylinder at the bottom of the base 1 below the baffle plate 19 drives the baffle plate 19 to move upwards, so that the steel 5 is bent and deformed along the edge of the pressure plate 10, in the process of bending and upward deformation, the magnetic frame 3 and the steel 5 are mutually attracted, the steel 5 approaches towards the steel 5, the driving end of the clutch motor 15 is in a force-releasing state, and the roller 29 rotates along with the movement of the telescopic shaft 14;
the steel 5 bent out of at least one corner is contacted with at least one magnetic roller 13, the magnetic force of the magnetic roller 13 makes the moving mechanism and the adsorption mechanism move synchronously with the steel 5, when the steel 5 is bent into one corner and continues to move forwards, the moving mechanism and the adsorption mechanism also move forwards, when the steel 5 is bent into the next corner, the magnetic roller 13 with a certain horizontal position rolls along the surface of the steel 5 in the process of changing the spatial position of the bent steel 5, and because the magnetic adsorption effect synchronously moves relative to the fixed frame 16 along with the change of the vertical position, the magnetic roller 13 can be attached to the steel 5 all the time;
the two parallel sides of the frame are respectively attracted with the two magnetic rollers 13, due to the repulsive force of the two magnetic blocks 28, the two magnetic rollers 13 are separated to the maximum extent and are abutted against the two sides of the frame, wherein the positions of the two magnetic blocks 28 relative to the crossed shaft 27 are adjustable, when the width of the frame is small, the two magnetic blocks 28 are clamped at the far end of the insertion hole 26, more parts which can be overlapped by overcoming the repulsive force between the two crossed shafts 27 are provided, the distance between the fixed block 30 connected with the crossed shaft 27 and the magnetic rollers 13 can be closer, otherwise, the two magnetic blocks 28 are clamped at the near end of the insertion hole 26, the distance between the two magnetic rollers 13 can be larger, the two magnetic rollers 13 are far away from each other due to the relationship between the two magnetic blocks 28, and when the magnetic rollers 13 are attracted and contacted with the frame, the limit of the width of the frame is opposite to the repulsive force, so that the magnetic roller 13 is contacted with the bent frame more firmly;
after the completion of buckling at angle, cutting mechanism cuts steel 5, telescopic cylinder 18 retrieves telescopic shaft 14 through the drive end, telescopic shaft 14 will drive two magnetic roller 13 and remove, magnetic roller 13 is inseparable with the contact of steel 5, steel 5 removes along with magnetic roller 13, break away from between lower roller 4 and the last roller bearing 2, separation and reunion formula motor 15 rethread drive gyro wheel 29 rotates, gyro wheel 29 drives whole moving mechanism and the relative mount 16 of fashioned frame of buckling removes, follow first horizontal pole 8 with the frame, after second horizontal pole 7 breaks away from completely, again drive telescopic cylinder 18, place the frame on one side lower roller 4 that does not have upper roller 2, thereby go out the frame automatic transportation after the shaping.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The utility model provides a box ventilation blower's air intake frame make-up machine which characterized in that, air intake frame make-up machine includes:
the device comprises a base (1), wherein a rack (3) and a support frame (6) are fixedly arranged on the base (1), the rack (3) and the support frame (6) are in collinear relation, and a fixed frame (16) is fixedly arranged on the base (1) at a position opposite to the support frame (6);
the conveying mechanism is arranged on the rack (3) and used for conveying steel (5), the conveying mechanism comprises a plurality of lower rollers (4) and upper rollers (2) which are rotatably connected to the rack (3), the upper rollers (2) are arranged above the lower rollers (4), the length of the upper rollers (2) is shorter than that of the lower rollers (4), the upper rollers (2) are only arranged on one side of the uncut steel (5), a motor used for driving the upper rollers (2) and the lower rollers (4) to rotate is arranged on the base (1), and the steel (5) is clamped between the upper rollers (2) and the lower rollers (4);
the forming assembly is arranged on the support frame (6) and comprises a bending mechanism and a cutting mechanism, the bending mechanism is used for bending the steel (5), and the cutting mechanism is used for cutting off the steel (5);
the moving mechanism is used for moving the bent and molded air inlet frame, and a T-shaped opening (17) for mounting the moving mechanism is formed in the fixed frame (16);
the adsorption mechanism is arranged at the tail end of the moving mechanism and used for adsorbing stable steel (5).
2. The air inlet frame forming machine of the box type ventilator according to claim 1, wherein the bending mechanism comprises a pressure plate (10) connected with the support frame (6) and a baffle (19) arranged on the base (1), a first cross rod (8) corresponding to the pressure plate (10) is fixedly connected to the support frame (6), the pressure plate (10) is arranged below the first cross rod (8), a plurality of first driving shafts (9) are connected between the first cross rod (8) and the pressure plate (10), a plurality of driving cylinders for driving the first driving shafts (9) to stretch and retract are mounted on the first cross rod (8), and a driving cylinder for driving the baffle (19) to lift is also arranged on the base (1).
3. The air inlet frame forming machine of the box type ventilator according to claim 1, wherein the cutting mechanism comprises a second cross rod (7) fixedly connected with the support frame (6) and a cutter (12) arranged below the second cross rod (7), a plurality of second driving shafts (11) are connected between the second cross rod (7) and the cutter (12), a plurality of driving cylinders used for driving the second driving shafts (11) to stretch and retract are also installed in the second cross rod (7), and a cross bar (20) opposite to the cutter (12) is fixedly welded on the base (1).
4. The air inlet frame forming machine of the box type ventilator according to claim 1, wherein the moving mechanism comprises two telescopic shafts (14), the T-shaped opening (17) comprises a side opening and a top opening which penetrate through the T-shaped opening, a telescopic cylinder (18) is slidably mounted on the side opening, a driving end of the telescopic cylinder (18) is fixedly connected with the two telescopic shafts (14), a clutch motor (15) is slidably mounted on the top opening, a roller (29) is fixedly connected with the driving end of the clutch motor (15), the roller (29) is in contact with one side of the inner wall of the T-shaped opening (17), and one side of the roller (29) away from the clutch motor (15) is fixedly connected with the telescopic cylinder (18).
5. The air inlet frame forming machine of the box type ventilator according to claim 4, wherein the adsorption mechanism comprises two magnetic rollers (13), one end of each of the two magnetic rollers (13) is rotatably connected with a fixing block (30), one sides of the two fixing blocks (30) facing each other are fixedly connected with crossed shafts (27), the two crossed shafts (27) are mutually parallel and staggered, the side surfaces of the two crossed shafts (27) are provided with a plurality of equidistant through insertion holes (26), the tops of the two crossed shafts (27) are provided with sliding grooves (23), the two crossed shafts (27) are respectively inserted with a magnetic block (28), the two magnetic blocks (28) are mutually exclusive, one end of each telescopic shaft (14) far away from the telescopic cylinder (18) is fixedly connected with a connecting shaft (24), the two connecting shafts (24) are respectively provided with a sliding block (22) which is respectively inserted into the sliding groove (23) in a sliding manner, and a supporting mechanism is connected between the two fixing blocks (30).
6. The air inlet frame forming machine of the box type ventilator according to claim 5, wherein the supporting mechanism comprises a first sliding shaft (21) and a second sliding shaft (25), the first sliding shaft (21) and the second sliding shaft (25) are respectively and fixedly connected with two fixing blocks (30), the first sliding shaft (21) is slidably inserted into the second sliding shaft (25), and a limiting block is arranged between the first sliding shaft (21) and the second sliding shaft (25).
7. The air inlet frame forming machine of the box type ventilator as claimed in claim 5, wherein the outer surface of the magnet (28) is provided with a rubber layer, and the magnet (28) is clamped in the insertion hole (26) through the rubber layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110737653.8A CN113245464B (en) | 2021-06-30 | 2021-06-30 | Air inlet frame forming machine of box-type ventilator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110737653.8A CN113245464B (en) | 2021-06-30 | 2021-06-30 | Air inlet frame forming machine of box-type ventilator |
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| Publication Number | Publication Date |
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| CN113245464A CN113245464A (en) | 2021-08-13 |
| CN113245464B true CN113245464B (en) | 2021-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110737653.8A Active CN113245464B (en) | 2021-06-30 | 2021-06-30 | Air inlet frame forming machine of box-type ventilator |
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Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4228528A1 (en) * | 1991-08-29 | 1993-03-04 | Okuma Machinery Works Ltd | METHOD AND DEVICE FOR METAL SHEET PROCESSING |
| CN103447822B (en) * | 2013-08-26 | 2015-09-02 | 上虞通风机有限公司 | A kind of air inlet frame forming machine of tank type ventilator |
| CN204160175U (en) * | 2014-09-02 | 2015-02-18 | 马鞍山市蓝华机械制造有限公司 | Bending cutting machine |
| CN104647444A (en) * | 2015-03-03 | 2015-05-27 | 安徽广燕新材料科技有限责任公司 | Building decorative board bar cutting equipment |
| CN110340218B (en) * | 2019-07-04 | 2020-09-08 | 曾子航 | Automatic processing equipment with electrode net arranged in medical plasma sterilizer |
| CN110449895B (en) * | 2019-08-15 | 2021-03-02 | 湖州师范学院 | Bending mechanism of computer case |
| CN211661506U (en) * | 2019-11-22 | 2020-10-13 | 东莞市合力激光设备有限公司 | Sheet metal component automatic cutout welding production line |
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