CN110842299A - Material folding device in material belt folding and breaking machine - Google Patents
Material folding device in material belt folding and breaking machine Download PDFInfo
- Publication number
- CN110842299A CN110842299A CN201911248075.0A CN201911248075A CN110842299A CN 110842299 A CN110842299 A CN 110842299A CN 201911248075 A CN201911248075 A CN 201911248075A CN 110842299 A CN110842299 A CN 110842299A
- Authority
- CN
- China
- Prior art keywords
- material belt
- seat
- steel sheet
- folding
- tool apron
- 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.)
- Pending
Links
- 239000000463 material Substances 0.000 title claims abstract description 174
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 49
- 239000010959 steel Substances 0.000 claims abstract description 49
- 238000003825 pressing Methods 0.000 claims abstract description 25
- 238000003860 storage Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012797 qualification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D79/00—Methods, machines, or devices not covered elsewhere, for working metal by removal of material
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
Abstract
The invention discloses a material folding device in a material belt folding machine, which comprises: the material belt conveyor comprises a rack, a material belt bearing used for placing a material belt is arranged on the rack, a steel sheet of the material belt just exposes the material belt bearing when the material belt is placed on the material belt bearing, a mounting seat is arranged on the rack on one side of the material belt bearing, a sliding seat capable of moving up and down is arranged on the mounting seat in a sliding mode, an upper cutter holder driven by an upper air cylinder to lift is arranged on the sliding seat in a sliding mode, a lower cutter holder driven by a lower air cylinder to lift is arranged on the upper cutter holder in a sliding mode, an upper folding cutter and a material pressing block are arranged on the upper cutter holder, the material pressing block is movably hung on the upper cutter holder through a plurality of T-shaped guide. The invention has the advantage of high production efficiency.
Description
Technical Field
The invention relates to the technical field of FVC production equipment, in particular to a material folding device in a material belt folding machine.
Background
The FVC is a commonly used electronic product part, which refers to a small end cap for a handset, and because of its small volume, a plurality of FVCs are usually continuously produced on one steel strip to form an FVC material strip during production, as shown in fig. 1, the structure of the FVC material strip 3 includes: steel sheet connecting strip 32 and a plurality of steel sheets 31, a plurality of locating holes 33 are arranged on steel sheet connecting strip 32. The steel sheet in the FVC material belt is the usable FVC. Before using, need to roll over the FVC from the material area earlier and roll down, adopt the manual work to roll over the FVC from the material area at present usually, this kind of manual work of rolling over the working method of FVC down has following shortcoming: the production efficiency is low, the labor intensity of workers is high, and the FVC is easily damaged and polluted, thereby influencing the product quality.
Disclosure of Invention
The invention aims to provide a material folding device in a material belt folding machine with high production efficiency.
In order to achieve the purpose, the invention adopts the following technical scheme: a material folding device in a material belt folding machine comprises: the material belt conveyor comprises a frame, a material belt bearing seat used for placing a material belt is arranged on the frame, a steel sheet of the material belt is just exposed out of the material belt bearing seat when the material belt is placed on the material belt bearing seat, a mounting seat is arranged on the frame on one side of the material belt bearing seat, a first slide rail is vertically arranged on the mounting seat, a slide seat is slidably arranged on the first slide rail, the slide seat can reciprocate up and down along the first slide rail under the drive of a first lifting drive assembly, a second slide rail is vertically arranged on the slide seat, an upper cutter seat and a lower cutter seat which are respectively positioned on the upper side and the lower side of the material belt bearing seat are slidably arranged on the second slide rail, the upper cutter seat can lift up and down along the second slide rail under the drive of an upper air cylinder arranged on the slide seat, an upper folding cutter is arranged at the bottom of the upper cutter seat, a material pressing block is movably hung on the upper cutter seat through a plurality of T-shaped guide rods which movably penetrate, a spring is arranged between the material pressing block and the upper tool apron, the spring enables the material pressing block to always have the tendency of downwards moving relative to the upper tool apron to press the steel sheet connecting strip corresponding to the material strap below, the lower tool apron can be driven by a lower cylinder arranged on the sliding seat to lift along a second sliding rail, the top of the lower cutter holder is provided with a lower folding cutter which upwards corresponds to the steel sheet of the material belt on the material belt bearing seat, when the upper folding cutter and the lower folding cutter are driven by corresponding cylinders to oppositely clamp the steel sheet of the material belt on the material belt bearing seat in an up-down opposite manner, the material pressing block on the upper cutter seat can always press the steel sheet connecting strip corresponding to the material belt downwards on the material belt bearing seat under the action of the spring, at the moment, when the sliding seat is driven by the first lifting driving component to do up-and-down reciprocating motion, the upper folding knife and the lower folding knife can do up-and-down reciprocating motion along with the sliding seat, thereby driving the steel sheet to swing up and down relative to the steel sheet connecting strip to be broken off from the steel sheet connecting strip.
Further, aforementioned material folding device in material area fracking machine, wherein: the first elevation driving assembly has a structure including: the mounting seat is provided with a driving motor, an output shaft of the driving motor is provided with an eccentric wheel which is not coaxial with the output shaft, a connecting rod is connected between the eccentric wheel and the sliding seat, two ends of the connecting rod are respectively hinged with the eccentric wheel and the sliding seat, the eccentric wheel can be driven to eccentrically rotate after the output shaft of the driving motor rotates, and the sliding seat can be driven to vertically reciprocate along the first sliding rail through the connecting rod after the eccentric wheel eccentrically rotates.
Further, aforementioned material folding device in material area fracking machine, wherein: and a finished product storage box for receiving the steel sheet broken off from the material belt is arranged on the machine frame right below the material belt bearing.
Further, aforementioned material folding device in material area fracking machine, wherein: the lower cutter holder is provided with a material guide plate which can ensure that the steel sheet broken off from the material belt smoothly enters the finished product storage box.
Further, aforementioned material folding device in material area fracking machine, wherein: the material belt positioning pins which are inserted into the positioning holes of the material supply belt and protrude out of the upper surface of the material belt bearing are arranged on each material belt bearing, and positioning pin avoiding holes corresponding to the material belt positioning pins are arranged at the bottom of the material pressing block.
Through the implementation of the technical scheme, the invention has the beneficial effects that: the material belt can be automatically folded, the FVC is automatically broken off from the material belt, the production efficiency is improved, the labor intensity of workers is reduced, the FVC is not easy to be damaged and dirty, and the qualification rate of products is improved.
Drawings
Fig. 1 is a schematic structural diagram of a steel sheet material belt in the background of the invention.
Fig. 2 is a schematic structural diagram of a material folding device in a material belt folding machine according to the present invention.
Fig. 3 is a schematic view of the structure in the right-hand direction of fig. 2.
Fig. 4 is an enlarged schematic view of a portion H shown in fig. 3.
Fig. 5 is a schematic structural view of the section a-a shown in fig. 3.
Fig. 6 is an enlarged schematic view of a portion F shown in fig. 5.
Fig. 7 is a schematic perspective view of fig. 2.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it is to be understood that the terms, "vertical", "horizontal", "up", "down", "front", "back", "left", "right", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, and a specific orientation configuration and operation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature.
As shown in fig. 2, 3, 4, 5, 6, and 7, the material folding device in a material strip folding machine includes: a frame 1, a material belt bearing 4 for placing a material belt 3 is arranged on the frame 1, when the material belt 3 is placed on the material belt bearing 4, a steel sheet 31 of the material belt 3 just exposes the material belt bearing 4, a steel sheet connecting strip 32 of the material belt 3 just locates on the material belt bearing 4, a mounting seat 5 is arranged on the frame 1 at one side of the material belt bearing 4, a first slide rail 6 is vertically arranged on the mounting seat 5, a slide seat 7 is slidingly arranged on the first slide rail 6, the slide seat 7 can reciprocate up and down along the first slide rail 6 under the drive of a first lifting drive component, a second slide rail 8 is vertically arranged on the slide seat 7, an upper tool apron 10 located above the material belt bearing 4 and a lower tool apron 16 located below the material belt bearing 4 are slidingly arranged on the second slide rail 8, the upper tool apron 10 can lift along the second slide rail 8 under the drive of an upper cylinder 9 arranged on the slide seat 7, an upper folding tool 11 is arranged at the bottom, a material pressing block 12 is arranged below the side of an upper folding knife 11, the material pressing block 12 is movably hung on the upper knife holder 10 through a plurality of T-shaped guide rods 13 movably penetrating through the upper knife holder 10, the upper folding knife 11 downwards corresponds to a steel sheet 31 of a material belt 3 on a material belt bearing 4, the material pressing block 12 downwards corresponds to a steel sheet connecting strip 32 of the material belt 3 on the material belt bearing 4, a spring 14 is arranged between the material pressing block 12 and the upper knife holder 10, the spring 14 enables the material pressing block 12 to always have the tendency of downwards moving relative to the upper knife holder 10 to press the steel sheet connecting strip 32 of the material belt 3 below, the lower knife holder 16 can be lifted along a second slide rail 8 under the driving of a lower air cylinder 15 arranged on a slide seat 7, a lower folding knife 17 upwards corresponds to the steel sheet 31 of the material belt 3 on the material belt bearing 4 is arranged on the lower knife holder 16, when the upper folding knife 11 and the lower folding knife 17 are driven by the corresponding air cylinders to oppositely clamp the steel sheet 31, the pressing block 12 on the upper knife holder 10 can always press the steel sheet connecting strip 32 corresponding to the material belt 3 downwards onto the material belt bearing 4 under the action of the spring 14, and at the moment, when the sliding seat 7 is driven by the first lifting driving component to do up-and-down reciprocating motion, the upper folding knife 11 and the lower folding knife 17 can do up-and-down reciprocating motion along with the sliding seat 7, so that the steel sheet 31 is driven to do up-and-down reciprocating swing relative to the steel sheet connecting strip 32 and break off from the steel sheet connecting strip 32;
in this embodiment, the first lift driving assembly includes: a driving motor 18 is arranged at the top of the mounting base 5, an eccentric wheel 19 which is different from the output shaft in axial center is arranged on the output shaft of the driving motor 18, a connecting rod 20 is connected between the eccentric wheel 19 and the sliding seat 7, two ends of the connecting rod 20 are respectively hinged with the eccentric wheel 19 and the sliding seat 7, the eccentric wheel 19 can be driven to rotate eccentrically after the output shaft of the driving motor 18 rotates, the sliding seat 7 can be driven to do up-and-down reciprocating motion along the first sliding rail 6 through the connecting rod 20 after the eccentric wheel 19 rotates eccentrically, and the first lifting driving component is simple in structure and convenient to mount and maintain;
in this embodiment, a finished product storage box 30 for receiving the steel sheet 31 broken off from the strip 3 is disposed on the frame 1 directly below the strip bearing 4, and a material guide plate 34 for enabling the steel sheet 31 broken off from the strip 3 to smoothly enter the finished product storage box 30 is disposed on the lower tool apron 16; in this embodiment, each material tape seat 4 is provided with a plurality of material tape positioning needles 35 protruding out of the upper surface of the material tape seat 4, the material tape positioning needles 35 are provided with a plurality of positioning holes 33 protruding out of the material tape seat 4, the positioning holes 33 of the material tape 3 protruding out of the upper surface of the material tape seat are inserted into the material tape positioning needles 35, the material tape positioning needles 35 are matched with the positioning holes 33 of the steel sheet connecting strip 32 of the material tape 3 in size, the material tape 3 can be more conveniently and accurately placed on the material tape seat 4 through the material tape positioning needles 35, after the material tape 3 is inserted into the material tape positioning needles 35 of the material tape seat 4 through the positioning holes 33, the position of the material tape 3 is accurately positioned, the; a positioning needle avoiding hole 36 corresponding to the material belt positioning needle 35 is formed in the bottom of the material pressing block 12, and the positioning needle avoiding hole 36 enables the material belt positioning needle 35 not to hinder the material pressing block 12 from pressing and fixing the steel sheet connecting strip 32 of the material belt 3;
the working principle of the invention is as follows:
firstly, a strip 3 to be broken is placed on the strip bearing seat 4, and the strip 3 is positioned and placed on the strip bearing seat 4 by aligning the positioning hole 33 thereof with a strip positioning needle 35 clamped on the strip bearing seat 4; then, the upper air cylinder 9 and the lower air cylinder 15 are started simultaneously, so that the upper air cylinder 9 drives the upper tool apron 10, the upper folding knife 11 and the material pressing block 12 to synchronously move downwards, the material pressing block 12 is firstly contacted with the steel sheet connecting strip 32 of the material belt 3 placed on the material belt bearing 4 when moving downwards, the upper tool apron 12 gradually compresses the spring 14 along with the continuous downward movement of the upper tool apron 10 and the upper folding knife 11, the material pressing block 12 can downwards press the steel sheet connecting strip 32 corresponding to the material belt 3 on the material belt bearing 4 under the elastic force action of the spring 14, and the lower air cylinder 15 drives the lower tool apron 16 and the lower folding knife 17 to synchronously move upwards until the upper folding knife 11 and the lower folding knife 17 are opposite up and down to clamp the steel sheet 31 of the material belt 3 on the material belt bearing 4; then the driving motor 18 is started, the output shaft of the driving motor 18 rotates to drive the eccentric wheel 19 to eccentrically rotate, the eccentric wheel 19 eccentrically rotates to drive the slide carriage 7 to reciprocate up and down along the first slide rail 6 through the connecting rod 20, the slide carriage 7 can synchronously drive the upper folding knife 11 and the lower folding knife 17 to synchronously reciprocate up and down when reciprocating up and down, and the pressing block 12 always presses the steel sheet connecting strip 32 of the material belt 3 downwards on the material belt bearing seat 4 under the elastic force of the spring 14 in the process of synchronously reciprocating up and down of the upper folding knife 11 and the lower folding knife 17, so that the upper folding knife 11 and the lower folding knife 17 drive the steel sheet 31 to reciprocate up and down relative to the steel sheet connecting strip 32 to break off the steel sheet connecting strip 32 when reciprocating up and down synchronously of the upper folding knife 11 and the lower folding knife 17, and the material folding operation of the material belt is completed.
The invention has the advantages that: the material belt can be automatically folded, the FVC is automatically broken off from the material belt, the production efficiency is improved, the labor intensity of workers is reduced, the FVC is not easy to be damaged and dirty, and the qualification rate of products is improved.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, but any modifications or equivalent variations made in accordance with the technical spirit of the present invention are within the scope of the present invention as claimed.
Claims (5)
1. A material folding device in a material belt folding machine comprises: the frame, its characterized in that: a material belt bearing seat used for placing a material belt is arranged on a machine frame, a steel sheet of the material belt just exposes out of the material belt bearing seat when the material belt is placed on the material belt bearing seat, a mounting seat is arranged on the machine frame on one side of the material belt bearing seat, a first slide rail is vertically arranged on the mounting seat, a slide seat is slidably arranged on the first slide rail and can reciprocate up and down along the first slide rail under the drive of a first lifting drive assembly, a second slide rail is vertically arranged on the slide seat, an upper tool apron and a lower tool apron which are respectively positioned on the upper side and the lower side of the material belt bearing seat are slidably arranged on the second slide rail, the upper tool apron can lift up and down along the second slide rail under the drive of an upper cylinder arranged on the slide seat, an upper folding tool is arranged at the bottom of the upper tool apron, a material pressing block is movably hung on the upper tool apron through a plurality of T-shaped guide rods which movably penetrate through the upper tool apron, and the upper, a spring is arranged between the material pressing block and the upper tool apron, the spring enables the material pressing block to always have the tendency of downwards moving relative to the upper tool apron to press the steel sheet connecting strip corresponding to the material strap below, the lower tool apron can be driven by a lower cylinder arranged on the sliding seat to lift along a second sliding rail, the top of the lower cutter holder is provided with a lower folding cutter which upwards corresponds to the steel sheet of the material belt on the material belt bearing seat, when the upper folding cutter and the lower folding cutter are driven by corresponding cylinders to oppositely clamp the steel sheet of the material belt on the material belt bearing seat in an up-down opposite manner, the material pressing block on the upper cutter seat can always press the steel sheet connecting strip corresponding to the material belt downwards on the material belt bearing seat under the action of the spring, at the moment, when the sliding seat is driven by the first lifting driving component to do up-and-down reciprocating motion, the upper folding knife and the lower folding knife can do up-and-down reciprocating motion along with the sliding seat, thereby driving the steel sheet to swing up and down relative to the steel sheet connecting strip to be broken off from the steel sheet connecting strip.
2. The material folding device in a material belt breaking machine according to claim 1, characterized in that: the first elevation driving assembly has a structure including: the mounting seat is provided with a driving motor, an output shaft of the driving motor is provided with an eccentric wheel which is not coaxial with the output shaft, a connecting rod is connected between the eccentric wheel and the sliding seat, two ends of the connecting rod are respectively hinged with the eccentric wheel and the sliding seat, the eccentric wheel can be driven to eccentrically rotate after the output shaft of the driving motor rotates, and the sliding seat can be driven to vertically reciprocate along the first sliding rail through the connecting rod after the eccentric wheel eccentrically rotates.
3. A material folding device in a material tape folding machine according to claim 1 or 2, characterized in that: and a finished product storage box for receiving the steel sheet broken off from the material belt is arranged on the machine frame right below the material belt bearing.
4. A material folding device in a material tape folding machine according to claim 3, characterized in that: the lower cutter holder is provided with a material guide plate which can ensure that the steel sheet broken off from the material belt smoothly enters the finished product storage box.
5. The material folding device in a material belt breaking machine according to claim 1, characterized in that: the material belt positioning pins which are inserted into the positioning holes of the material supply belt and protrude out of the upper surface of the material belt bearing are arranged on each material belt bearing, and positioning pin avoiding holes corresponding to the material belt positioning pins are arranged at the bottom of the material pressing block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911248075.0A CN110842299A (en) | 2019-12-09 | 2019-12-09 | Material folding device in material belt folding and breaking machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911248075.0A CN110842299A (en) | 2019-12-09 | 2019-12-09 | Material folding device in material belt folding and breaking machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110842299A true CN110842299A (en) | 2020-02-28 |
Family
ID=69608149
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911248075.0A Pending CN110842299A (en) | 2019-12-09 | 2019-12-09 | Material folding device in material belt folding and breaking machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110842299A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112296448A (en) * | 2020-10-31 | 2021-02-02 | 株洲精工硬质合金有限公司 | Carbide unloader convenient to collect waste material |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4569672A (en) * | 1981-01-09 | 1986-02-11 | Mabotex | Automatic cutting, folding and packing machine for sheets of flexible material which are usually paid out in rolled up webs |
| CN103117496A (en) * | 2013-03-15 | 2013-05-22 | 昆山嘉华电子有限公司 | Reverse material folding mechanism |
| CN109531701A (en) * | 2018-12-17 | 2019-03-29 | 江苏顺航电子科技有限公司 | One Seed packaged band automatic cutting cuts circulating plate machine |
| CN109551707A (en) * | 2018-12-29 | 2019-04-02 | 江苏顺航电子科技有限公司 | Moulding material strip breaking |
| CN211588759U (en) * | 2019-12-09 | 2020-09-29 | 江苏顺航电子科技有限公司 | Material folding device in material belt breaking machine |
-
2019
- 2019-12-09 CN CN201911248075.0A patent/CN110842299A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4569672A (en) * | 1981-01-09 | 1986-02-11 | Mabotex | Automatic cutting, folding and packing machine for sheets of flexible material which are usually paid out in rolled up webs |
| CN103117496A (en) * | 2013-03-15 | 2013-05-22 | 昆山嘉华电子有限公司 | Reverse material folding mechanism |
| CN109531701A (en) * | 2018-12-17 | 2019-03-29 | 江苏顺航电子科技有限公司 | One Seed packaged band automatic cutting cuts circulating plate machine |
| CN109551707A (en) * | 2018-12-29 | 2019-04-02 | 江苏顺航电子科技有限公司 | Moulding material strip breaking |
| CN211588759U (en) * | 2019-12-09 | 2020-09-29 | 江苏顺航电子科技有限公司 | Material folding device in material belt breaking machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112296448A (en) * | 2020-10-31 | 2021-02-02 | 株洲精工硬质合金有限公司 | Carbide unloader convenient to collect waste material |
| CN112296448B (en) * | 2020-10-31 | 2024-02-09 | 株洲精工硬质合金有限公司 | Cemented carbide unloader convenient to collect waste material |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110861967B (en) | Material feeding and folding device in material belt breaking machine | |
| CN211588759U (en) | Material folding device in material belt breaking machine | |
| CN110842299A (en) | Material folding device in material belt folding and breaking machine | |
| CN211036524U (en) | Cutting bed for cloth processing | |
| CN211594482U (en) | Material feeding and folding device in material belt folding and folding machine | |
| CN211588760U (en) | Material belt breaking machine | |
| CN210806286U (en) | Metal contact riveting device for ceramic base and wiring terminal | |
| CN211192238U (en) | High efficiency steel cutting machine | |
| CN110842300A (en) | Material belt breaking machine | |
| CN216624836U (en) | Terminal material belt cutting device | |
| CN109385761B (en) | Automatic feeding device | |
| CN213971448U (en) | Sheet punching machine | |
| CN216330330U (en) | Automatic pneumatic punch press liftout device | |
| CN213674451U (en) | Perforating machine for printing | |
| CN208628856U (en) | Punching cutting all-in-one machine | |
| CN211761927U (en) | Feeding mechanism of adhesive tape splitting machine | |
| CN211466763U (en) | Board punching machine | |
| CN209796770U (en) | Novel programme-controlled hydraulic pressure tears mark machine open | |
| CN112474996A (en) | Different-aperture continuous punching device for marine metal piece and working method of device | |
| CN212577264U (en) | Prepressing device of numerical control punch | |
| CN212664730U (en) | Plate feeding device | |
| CN215881807U (en) | Paper puncher convenient to paper location | |
| CN216804638U (en) | Punching mechanism for sheet cutting and punching integrated machine | |
| CN219364144U (en) | A slitting device for clothing processing | |
| CN213827611U (en) | Automatic movable contact welding machine of motor starting protector of refrigeration compressor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |