CN212653938U - Compression device for recycling waste metal - Google Patents

Compression device for recycling waste metal Download PDF

Info

Publication number
CN212653938U
CN212653938U CN202020147279.7U CN202020147279U CN212653938U CN 212653938 U CN212653938 U CN 212653938U CN 202020147279 U CN202020147279 U CN 202020147279U CN 212653938 U CN212653938 U CN 212653938U
Authority
CN
China
Prior art keywords
compression
compression box
fixedly connected
plate
side wall
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN202020147279.7U
Other languages
Chinese (zh)
Inventor
杨彩
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chongqing Beiyue Environmental Protection Technology Co ltd
Original Assignee
Chongqing Beiyue Environmental Protection Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Chongqing Beiyue Environmental Protection Technology Co ltd filed Critical Chongqing Beiyue Environmental Protection Technology Co ltd
Priority to CN202020147279.7U priority Critical patent/CN212653938U/en
Application granted granted Critical
Publication of CN212653938U publication Critical patent/CN212653938U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Processing Of Solid Wastes (AREA)

Abstract

The utility model discloses an abandonment metal is retrieved and is used compressor arrangement relates to metal compression technical field, and it includes the compression case, the feed inlet has been seted up on the top of compression case, fixedly connected with blowing chamber on the feed inlet, the right side wall fixed mounting of compression case has control switch. This compressor arrangement is used in discarded metal recovery, carry out the operation through the electric putter who sets up, electric putter's output can drive the backup pad through the U-shaped connecting rod and rise, can enter into the inside of compression case with two slide opening that the lifter was seted up through the compression bottom of the case portion, through the cam at two output shaft fixed connection of double-shaft motor, can pass through the overlap joint of cam with the overlap joint board at double-shaft motor during operation, through the fixed connection at overlap joint board and L shape backup pad and expanding spring both ends, it carries out vibrations from top to bottom to drive the lifter, can make and reduce the space between the discarded metal in the compression case, avoid the space between each discarded metal to occupy more compression space in the compression case.

Description

Compression device for recycling waste metal
Technical Field
The utility model relates to a metal compression technical field specifically is a waste metal retrieves and uses compressor arrangement.
Background
The metal material is from metal mineral resources, the mineral resources are limited and non-renewable, along with the continuous development of human beings, the resources are continuously reduced, the resource shortage inevitably becomes a situation directly facing the human beings, the new and old replacement phenomena in the use process of metal products are inevitable, a large amount of waste metal is generated every year due to the corrosion, damage and natural elimination of the metal products, along with the development of scientific technology, the number of compression devices is increased, the functions are also increased, and the number of the compression devices for recovering the waste metal is also increased.
The compression process of the existing compression device for recovering waste metal is complex, a great deal of inconvenience is brought to workers, gaps among metal blocks are large when the waste metal is placed in a compression box, more compression space is occupied, the efficiency of compressing the waste metal is reduced, meanwhile, in the existing recovery device, when a barrier plate of a discharge port is opened, the door must be closed manually, and next processing can be carried out, so that not only the working content of work is increased, but also the working efficiency is reduced, therefore, how to design the compression device for recovering the waste metal, and the problem to be solved currently is solved.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model is not enough to prior art, the utility model provides a waste metal retrieves and uses compressor arrangement, it is great to have solved the space between each metal block when placing waste metal in the compression incasement, more compression space has been occupied, the efficiency of carrying out the compression to waste metal and when the barrier plate of discharge gate is opened, just must use the manual work to go to close the door, just can carry out the processing of next time, the work content of work has not only been increased like this, the problem of work efficiency has also been reduced.
(II) technical scheme
In order to achieve the above purpose, the utility model adopts the technical proposal that: a compression device for recovering waste metals comprises a compression box, wherein a feed inlet is formed in the top end of the compression box, a discharge chamber is fixedly connected onto the feed inlet, a control switch is fixedly mounted on the right side wall of the compression box, an electric cylinder is fixedly mounted on the right side inner wall of the compression box, a compression plate is fixedly connected to the output end of the electric cylinder, the upper end, the lower end, the front end and the rear end of the compression plate are in lap joint with the inner wall of the compression box, a discharge hole is formed in the left side wall of the compression box, a blocking plate is arranged on the left side in the compression box, a groove is formed in the left side wall of the blocking plate, a rack is arranged in the groove, the bottom of the blocking plate extends to the bottom of the compression box through a notch formed in the bottom of the compression box, a forward and reverse motor is fixedly mounted at the left end, and the gear is meshed with the rack, the front side and the rear side of the bottom of the right side wall of the stop plate are fixedly connected with a slide block, the left side of the bottom of the compression box is fixedly connected with a first support leg, the right side of the bottom of the compression box is fixedly connected with a second support leg, a slide groove hole is formed in each of the two first support legs, the slide block is in sliding connection with the slide groove hole, the bottom of the compression box is fixedly provided with an electric push rod, the output end of the electric push rod is fixedly connected with a U-shaped connecting rod, the bottom of the U-shaped connecting rod is fixedly connected with a support plate, the upper surface of the support plate is fixedly provided with a double-shaft motor, two output shafts of the double-shaft motor are fixedly connected with cams, the cams are movably connected with a lap plate, the left side and the right side, the lifting rod is connected to the first sliding hole in a sliding mode, the bottom of the lifting rod is fixedly connected with the lapping plate, the upper surface of the lapping plate is fixedly connected with an expansion spring, the expansion spring is sleeved on the lifting rod, the top end of the expansion spring is fixedly connected with the L-shaped supporting plate, and the top end of the lifting rod extends to the inside of the compression box through a second sliding hole formed in the bottom of the compression box.
Preferably, the control switch is internally provided with an independent control switch of an electric cylinder, a forward and reverse motor, an electric push rod and a double-shaft motor, and the output end of each independent control switch is electrically connected with the input ends of the electric cylinder, the forward and reverse motor, the electric push rod and the double-shaft motor respectively.
Preferably, the front side wall and the rear side wall of the blocking plate are in sliding connection with a first sliding groove formed in the inner wall of the front side and the rear side of the compression box, and the top end of the blocking plate is clamped with a second sliding groove formed in the inner wall of the top end of the compression box.
Preferably, the double-shaft motor is positioned right below the U-shaped connecting rod.
(III) advantageous effects
The beneficial effects of the utility model reside in that:
1. this compressor arrangement is used in discarded metal recovery, carry out the operation through the electric putter who sets up, electric putter's output can drive the backup pad through the U-shaped connecting rod and rise, can enter into the inside of compression case with the slide opening two that the lifter seted up through compression bottom of the case portion, through the cam at two output shaft fixed connection of double-shaft motor, can pass through the overlap joint of cam with the overlap joint board at double-shaft motor during operation, through the fixed connection at overlap joint board and L shape backup pad and expanding spring both ends, it carries out vibrations from top to bottom to drive the lifter, can make and reduce the space between the discarded metal in the compression case, avoid the space between each discarded metal to occupy more compression space in the compression case, the improvement carries out the efficiency compressed to the discarded metal.
2. This abandonment compression device for metal recovery, sliding connection through the slotted hole of seting up on two sliders and the supporting leg one at barrier plate right side wall bottom fixed connection, output shaft through positive reverse motor drives the gear rotation, meshing through gear and rack, can drive the barrier plate and carry out the removal from top to bottom, thereby after recovery unit has compressed the metal, can directly open the barrier plate, make the metal directly discharge away, then reuse the meshing of gear and rack and reset the barrier plate, make the compression case can close, need not artifically close, the work step has been saved, and the work efficiency is improved.
Drawings
Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;
FIG. 2 is a left side view of the structure of the present invention;
FIG. 3 is a schematic top view of the cross-sectional structure of the present invention;
FIG. 4 is a left side view of the U-shaped connecting rod of the present invention;
fig. 5 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.
In the figure: 1 compression box, 2 feed inlets, 3 discharge chambers, 4 control switches, 5 electric cylinders, 6 compression plates, 7 discharge holes, 8 stop plates, 9 grooves, 10 racks, 11 notches, 12 forward and reverse motors, 13 gears, 14 sliders, 15 first support legs, 16 second support legs, 17 sliding groove holes, 18 electric push rods, 19U-shaped connecting rods, 20 support plates, 21 double-shaft motors, 22 cams, 23L-shaped support plates, 24 first sliding holes, 25 lifting rods, 26 lap plates, 27 telescopic springs and 28 second sliding holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-5, the utility model provides a technical solution: a compression device for recovering waste metals comprises a compression box 1, wherein the top end of the compression box 1 is provided with a feed inlet 2, the feed inlet 2 is fixedly connected with a discharge chamber 3, the discharge chamber 3 can directly place the waste metals to be compressed in the discharge chamber 3, the waste metals can enter the compression box 1 through the feed inlet 2 to be conveniently compressed, the right side wall of the compression box 1 is fixedly provided with a control switch 4, the control switch 4 is internally provided with an electric cylinder 5, a forward and reverse motor 12, an electric push rod 18 and a double-shaft motor 21 independent control switch, the output end of each independent control switch is respectively electrically connected with the input ends of the electric cylinder 5, the forward and reverse motor 12, the electric push rod 18 and the double-shaft motor 21, and the independent control switches are arranged in the control switch 4 and are respectively connected with the input ends of the electric cylinder 5, the forward and reverse motor 12, the electric push rod 18 and the double-shaft, the electric cylinder 5, the forward and reverse motor 12, the electric push rod 18 and the double-shaft motor 21 are conveniently and individually controlled, the efficiency of compressing the waste metal is improved, the electric cylinder 5 is fixedly arranged on the inner wall of the right side of the compression box 1, the output end of the electric cylinder 5 is fixedly connected with the compression plate 6, the upper end, the lower end, the front end and the rear end of the compression plate 6 are respectively lapped with the inner wall of the compression box 1, the discharge hole 7 is arranged on the left side wall of the compression box 1, the blocking plate 8 is arranged on the left side in the compression box 1, the front side wall and the rear side wall of the blocking plate 8 are in sliding connection with the first sliding grooves arranged on the inner walls of the front side and the rear side of the compression box 1, the top end of the blocking plate 8 is clamped with the second sliding groove arranged on the inner wall of the top end of the compression box 1, the blocking plate 8 can be fixed and can conveniently, meanwhile, when the compression plate 6 compresses the waste metal in the compression box 1, the blocking plate 8 can block the waste metal more firmly, the stability of the blocking plate 8 is improved, the left side wall of the blocking plate 8 is provided with the groove 9, the groove 9 is internally provided with the rack 10, the rack 10 is prevented from rubbing the notch 11 when the blocking plate 8 slides up and down, the blocking plate 8 can slide up and down in the notch 11 conveniently, the stability of the blocking plate 8 when sliding up and down is improved, the rack 10 is arranged in the groove 9, the bottom of the blocking plate 8 extends to the bottom of the compression box 1 through the notch 11 arranged at the bottom of the compression box 1, the left end of the bottom of the compression box 1 is fixedly provided with the forward and reverse motor 12, the output shaft of the forward and reverse motor 12 is fixedly connected with the gear 13, the gear 13 is meshed with the rack 10, and the front side and the rear side of the bottom of the right side wall of the blocking, the left side of the bottom of the compression box 1 is fixedly connected with two first supporting legs 15, the right side of the bottom of the compression box 1 is fixedly connected with two second supporting legs 16, sliding groove holes 17 are formed in the two first supporting legs 15, a sliding block 14 is in sliding connection with the sliding groove holes 17, when waste metal in the compression box 1 is filled, an independent control switch of an electric cylinder 5 is started through a control switch 4, an output end of the electric cylinder 5 drives a compression plate 6 to move leftwards so as to compress the waste metal in the compression box 1, after compression is completed, the sliding connection of the two sliding blocks 14 fixedly connected with the bottom of the right side wall of a blocking plate 8 and the sliding groove holes 17 formed in the first supporting legs 15 is started through the control switch 4, an independent control switch of a forward and reverse motor 12 is started, an output shaft of the forward and reverse motor 12 drives a gear 13 to rotate, and the blocking plate 8 can be driven to move upwards and downwards, therefore, after the metal is compressed by the recovery device, the blocking plate 8 can be directly opened to directly discharge the metal, then the blocking plate 8 is reset by using the meshing of the gear 13 and the rack 10, the compression box 1 can be closed without manual closing, the working steps are saved, the working efficiency is improved, the bottom of the compression box 1 is fixedly provided with the electric push rod 18, the output end of the electric push rod 18 is fixedly connected with the U-shaped connecting rod 19, the double-shaft motor 21 is conveniently arranged on the supporting plate 20 right below the electric push rod 18 through the arranged U-shaped connecting rod 19 to drive the two cams 22 to rotate, the bottom of the U-shaped connecting rod 19 is fixedly connected with the supporting plate 20, the upper surface of the supporting plate 20 is fixedly provided with the double-shaft motor 21, the double-shaft motor 21 is positioned right below the U-shaped connecting rod 19, the two output shafts of the double-shaft motor 21 are both fixedly connected with the cams, the left side and the right side of the upper surface of the support plate 20 are fixedly connected with an L-shaped support plate 23, the L-shaped support plate 23 is provided with a first sliding hole 24, the first sliding hole 24 is internally and slidably connected with a lifting rod 25, the bottom of the lifting rod 25 is fixedly connected with a lapping plate 26, the upper surface of the lapping plate 26 is fixedly connected with an expansion spring 27, through the arranged expansion spring 27, when the cam 22 pushes the lifting rod 25 to the highest point, the expansion spring 27 can downwards push the lapping plate 26, so that the bottom of the lapping plate 23 is always contacted with the cam 22, the lifting rod 25 can rapidly move up and down in the compression box 1, gaps among waste metals in the compression box 1 are reduced, the efficiency of compressing the waste metals is improved, the expansion spring 27 is sleeved on the lifting rod 25, the top end of the expansion spring 27 is fixedly connected with the L-shaped support plate 23, the top end of the lifting rod 25 extends to the inside of the compression box 1 through a second sliding hole 28, the independent control switch of the electric push rod 18 is started through the control switch 4, the output end of the electric push rod 18 can drive the supporting plate 20 to ascend through the U-shaped connecting rod 19, the lifting rod 25 can enter the inside of the compression box 1 through the sliding hole two 28 formed in the bottom of the compression box 1, the cam 22 fixedly connected with the two output shafts of the double-shaft motor 21 is arranged, the double-shaft motor 21 can be in lap joint with the lap joint plate 26 through the cam 22 when working, the lifting rod 25 is driven to vibrate up and down through the fixed connection between the lap joint plate 26 and the L-shaped supporting plate 23 and the two ends of the telescopic spring 27, gaps among waste metals in the compression box 1 can be reduced, more compression spaces are prevented from being occupied in the compression box 1 by the gaps among the waste metals, and the efficiency of compressing the waste metals is improved.
The utility model discloses an operating procedure does:
waste metals to be compressed are placed in the material placing chamber 3, the waste metals can enter the compression box 1 through the material inlet 2, the independent control switch of the electric push rod 18 is started through the control switch 4, the output end of the electric push rod 18 can drive the support plate 20 to ascend through the U-shaped connecting rod 19, the lifting rod 25 can enter the compression box 1 through the sliding hole II 28 formed in the bottom of the compression box 1, the lifting rod 25 is driven to vibrate up and down through the cam 22 fixedly connected with the two output shafts of the double-shaft motor 21, the double-shaft motor 21 can be in lap joint with the lap joint plate 26 through the cam 22 when working, the lap joint plate 26 and the L-shaped support plate 23 are fixedly connected with the two ends of the extension spring 27, gaps among the waste metals in the compression box 1 can be driven to reduce gaps, and the gaps among the waste metals are prevented from occupying more compression spaces in the compression box 1, the efficiency of compressing the waste metal is improved, when the waste metal in the compression box 1 is filled, the independent control switch of the electric cylinder 5 is started through the control switch 4, the output end of the electric cylinder 5 drives the compression plate 6 to move leftwards, the waste metal in the compression box 1 can be compressed, after the compression is finished, the two sliding blocks 14 fixedly connected with the bottom of the right side wall of the barrier plate 8 are in sliding connection with the sliding groove holes 17 formed in the supporting legs 15, the independent control switch of the forward and reverse motor 12 is started through the control switch 4, the output shaft of the forward and reverse motor 12 drives the gear 13 to rotate, the barrier plate 8 can be driven to move up and down through the meshing of the gear 13 and the rack 10, therefore, after the metal is compressed by the recovery device, the barrier plate 8 can be directly opened, the metal is directly removed, and then the barrier plate 8 is reset through the meshing of the gear 13 and the rack 10, the compression box 1 can be closed without manual closing, so that the working steps are saved, and the working efficiency is improved.
The above-mentioned embodiments further describe the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (4)

1. The utility model provides a compression device for recovery of discarded metal, includes compression case (1), its characterized in that: the top end of the compression box (1) is provided with a feed inlet (2), the feed inlet (2) is fixedly connected with a discharge chamber (3), the right side wall of the compression box (1) is fixedly provided with a control switch (4), the right side inner wall of the compression box (1) is fixedly provided with an electric cylinder (5), the output end of the electric cylinder (5) is fixedly connected with a compression plate (6), the upper end, the lower end, the front end and the rear end of the compression plate (6) are in lap joint with the inner wall of the compression box (1), the left side wall of the compression box (1) is provided with a discharge hole (7), the left side in the compression box (1) is provided with a barrier plate (8), the left side wall of the barrier plate (8) is provided with a groove (9), a rack (10) is arranged in the groove (9), and the bottom of the barrier plate (8) extends to the bottom of the compression box (1) through a notch (11) formed, the left end of the bottom of the compression box (1) is fixedly provided with a forward and reverse motor (12), an output shaft of the forward and reverse motor (12) is fixedly connected with a gear (13), the gear (13) is meshed with a rack (10), the front side and the rear side of the bottom of the right side wall of the blocking plate (8) are both fixedly connected with sliders (14), the left side of the bottom of the compression box (1) is fixedly connected with two first supporting legs (15), the right side of the bottom of the compression box (1) is fixedly connected with two second supporting legs (16), the two first supporting legs (15) are both provided with sliding groove holes (17), the sliders (14) are slidably connected with the sliding groove holes (17), the bottom of the compression box (1) is fixedly provided with an electric push rod (18), the output end of the electric push rod (18) is fixedly connected with a U-shaped connecting rod (19), and the bottom of the U-shaped connecting rod (, a double-shaft motor (21) is fixedly arranged on the upper surface of the supporting plate (20), two output shafts of the double-shaft motor (21) are fixedly connected with a cam (22), the cam (22) is movably connected with the lapping plate (26), the left side and the right side of the upper surface of the supporting plate (20) are fixedly connected with L-shaped supporting plates (23), a first sliding hole (24) is formed in the L-shaped supporting plate (23), a lifting rod (25) is connected in the first sliding hole (24) in a sliding manner, the bottom of the lifting rod (25) is fixedly connected with a lapping plate (26), the upper surface of the lapping plate (26) is fixedly connected with a telescopic spring (27), and the telescopic spring (27) is sleeved on the lifting rod (25), the top end of the telescopic spring (27) is fixedly connected with the L-shaped supporting plate (23), the top end of the lifting rod (25) extends into the compression box (1) through a second sliding hole (28) formed in the bottom of the compression box (1).
2. The scrap metal recycling compression apparatus according to claim 1, further comprising: and the control switch (4) is internally provided with an electric cylinder (5), a forward and reverse motor (12), an electric push rod (18) and a double-shaft motor (21) which are independently controlled, and the output end of each independent control switch is electrically connected with the input ends of the electric cylinder (5), the forward and reverse motor (12), the electric push rod (18) and the double-shaft motor (21) respectively.
3. The scrap metal recycling compression apparatus according to claim 1, further comprising: the front side wall and the rear side wall of the blocking plate (8) are connected with the front side wall and the rear side wall of the compression box (1) in a sliding mode through sliding grooves, and the top end of the blocking plate (8) is connected with the inner wall of the top end of the compression box (1) in a clamping mode through sliding grooves.
4. The scrap metal recycling compression apparatus according to claim 1, further comprising: the double-shaft motor (21) is positioned right below the U-shaped connecting rod (19).
CN202020147279.7U 2020-01-25 2020-01-25 Compression device for recycling waste metal Active CN212653938U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020147279.7U CN212653938U (en) 2020-01-25 2020-01-25 Compression device for recycling waste metal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020147279.7U CN212653938U (en) 2020-01-25 2020-01-25 Compression device for recycling waste metal

Publications (1)

Publication Number Publication Date
CN212653938U true CN212653938U (en) 2021-03-05

Family

ID=74766644

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020147279.7U Active CN212653938U (en) 2020-01-25 2020-01-25 Compression device for recycling waste metal

Country Status (1)

Country Link
CN (1) CN212653938U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113524770A (en) * 2021-07-21 2021-10-22 安徽省农业科学院园艺研究所 Orchard fuel piece preparation equipment that prevents frostbite
CN113879710A (en) * 2021-11-04 2022-01-04 湖南常德南方水泥有限公司 Belt unloading hopper anti-blocking equipment for cement processing

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113524770A (en) * 2021-07-21 2021-10-22 安徽省农业科学院园艺研究所 Orchard fuel piece preparation equipment that prevents frostbite
CN113879710A (en) * 2021-11-04 2022-01-04 湖南常德南方水泥有限公司 Belt unloading hopper anti-blocking equipment for cement processing
CN113879710B (en) * 2021-11-04 2023-01-06 湖南常德南方水泥有限公司 Belt blanking hopper anti-blocking equipment for cement processing

Similar Documents

Publication Publication Date Title
CN212653938U (en) Compression device for recycling waste metal
CN216297952U (en) Powder metallurgy shaping discharging device
CN217669986U (en) Stamping device of brick machine for ceramic tile production
CN215032690U (en) Shock attenuation mould die carrier with conveniently unload structure
CN213288763U (en) Solar PV modules aluminium frame drilling equipment
CN212886340U (en) Die steel is used for processingequipment
CN213646111U (en) Novel environment-friendly material cutting equipment
CN210909158U (en) Stamping die's bullet material device
CN218555374U (en) Stamping die's waste recovery mechanism
CN114633130A (en) New energy automobile production perforating device
CN218836857U (en) Camshaft integrated processing device
CN215448779U (en) Digital display multifunctional cement mortar testing machine
CN212444041U (en) Integrative assembly fixture of glove box
CN221642016U (en) Honeycomb material edge glue recovery device
CN215943790U (en) Auxiliary processing equipment is used in clutch block production
CN217362848U (en) Motor rotor top cover installation device
CN210585159U (en) Extrusion equipment for urban solid waste treatment
CN221338782U (en) Punching device
CN213260059U (en) Ecological production facility of planting ecological brick of restoration ecology
CN221493209U (en) Multistage filter device that graphite alkene processing was used
CN218453726U (en) Supplementary loading attachment of high-efficient environmental protection continuous electroplating equipment
CN217370731U (en) Cutting device is used in production of coating pipe
CN218592625U (en) Surface polishing equipment convenient for hardware product processing
CN114151307B (en) Energy-saving and environment-friendly air compressor with heat recovery function
CN218743350U (en) Full-automatic punch press device

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant