CN210387638U - Back of body fine hair sand tray drilling equipment - Google Patents
Back of body fine hair sand tray drilling equipment Download PDFInfo
- Publication number
- CN210387638U CN210387638U CN201920701362.1U CN201920701362U CN210387638U CN 210387638 U CN210387638 U CN 210387638U CN 201920701362 U CN201920701362 U CN 201920701362U CN 210387638 U CN210387638 U CN 210387638U
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- plate
- fine hair
- punching
- hair sand
- post
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Abstract
The utility model discloses a back of body fine hair sand table drilling equipment, including operation panel, roof, pneumatic cylinder one, backing plate, pneumatic cylinder two, clamp plate, the post of punching, limiting plate and locating plate, its characterized in that: the operation panel setting on the support, the roof setting on the stand, pneumatic cylinder one set up in the operation panel bottom, the backing plate setting on piston rod one, pneumatic cylinder two set up on the roof, the clamp plate setting on piston rod two, the post of punching install on the fixed block through the installation piece, the limiting plate pass through the spring and be connected with the clamp plate. The utility model discloses be provided with the chip removal hole on the loading board to link up chip removal hole and hollow spliced pole, the stack is placed on the loading board about a plurality of back of the body fine hair sand tables that need punch, and in the loading board promoted back of the body fine hair sand table and got into the locating hole, the post of punching punched to the back of the body fine hair sand table in the locating hole handle of punching, avoided back of the body fine hair sand table to produce at the in-process of punching and rock, improved the quality of punching of back of the body fine hair sand table.
Description
Technical Field
The utility model relates to a back of body fine hair sand table processing technology field specifically is a back of body fine hair sand table drilling equipment.
Background
At present, one of the important instrument accessory in back of the body fine hair sand dish messenger electronic components course of working, its quality can directly influence electronic components's processingquality, in back of the body fine hair sand dish course of working, for the convenience of back of the body fine hair sand dish installation, need punch the processing to back of the body fine hair sand dish, current back of the body fine hair sand dish perforating device ubiquitous once only can punch the processing to a back of the body fine hair sand dish, work efficiency has been reduced, the piece that can not punch the production to back of the body fine hair sand dish is collected, back of the body fine hair sand dish is at the in-process stability of punching not good, lead to back of the body fine hair sand dish quality of punching not high.
Disclosure of Invention
The utility model aims at overcoming once that current back of the body fine hair sand table drilling equipment exists can only punch to a back of the body fine hair sand table and handle, the piece that can not punch the production to back of the body fine hair sand table is collected, back of the body fine hair sand table is at the in-process stability that punches not good, the not high problem of the quality of punching, a structural design is reasonable, once can punch the processing to a plurality of back of the body fine hair sand tables, the piece that can punch the production to back of the body fine hair sand table is collected, back of the body fine hair sand table is at the in-process stability that punches, punch of high quality back of the body fine hair sand table drilling equipment.
The utility model provides a technical scheme that technical problem taken does:
the utility model provides a back of body fine hair sand table drilling equipment, includes operation panel, roof, pneumatic cylinder one, backing plate, pneumatic cylinder two, clamp plate, perforating post, limiting plate and locating plate, its characterized in that: the operation table is arranged on the support, the stand column is vertically arranged on the operation table, the top plate is arranged on the stand column, the first hydraulic cylinder is arranged at the bottom of the operation table, the first hydraulic cylinder is provided with a first piston rod, the first base plate is arranged on the first piston rod, the base plate is provided with a connecting column which penetrates through the base plate from top to bottom, the top end of the connecting column is provided with a bearing plate, the second hydraulic cylinder is arranged on the top plate, the second hydraulic cylinder is provided with a second piston rod, the pressing plate is arranged on the second piston rod and is provided with a fixing block, the punching column is arranged on the fixing block through an installation block, the limiting plate is connected with the pressing plate through a spring, a limiting hole is arranged on the limiting plate, the positioning plate is fixedly arranged between the stand column and the stand column through welding, a positioning hole is arranged on the positioning plate, and a plurality of back fluff sand discs needing punching are vertically stacked on the bearing plate, in the loading board promoted back of the body fine hair sand table and got into the locating hole, the post of punching was punched the processing to the back of the body fine hair sand table in the locating hole, avoided back of the body fine hair sand table to produce at the in-process that punches and is rocked, and the stability of reinforcing back of the body fine hair sand table at the in-process that punches improves the quality of punching of back of the body fine hair sand table.
Preferably, the spliced pole on the backing plate set up to hollow structure, be provided with the chip removal hole on the loading board, and link up chip removal hole and hollow spliced pole, a plurality of back fine hair sand discs that will punch are placed on the loading board from top to bottom in the stack, the loading board promotes back fine hair sand disc and gets into in the locating hole, the back fine hair sand disc of post to in the locating hole that punches handles, avoid back fine hair sand disc to produce at the in-process of punching and rock, strengthen the stability of back fine hair sand disc at the in-process of punching, improve the quality of punching of back fine hair sand disc, the piece that back fine hair sand disc produced at the in-process of punching is discharged from the chip removal hole, and fall down through hollow spliced pole, be convenient for collect the piece, avoid the piece to scatter at will, the feature of environmental protection.
Preferably, clamp plate, limiting plate on be provided with the slide cartridge respectively, and with the vertical slide cartridge that passes on the clamp plate of stand, the slide cartridge on the limiting plate, the clamp plate descends under the effect of pneumatic cylinder two, piston rod two, drive the fixed block and install the post of punching on the fixed block and descend, the clamp plate promotes the limiting plate through the spring and descends, make the clamp plate suppress the back fine hair sand table in the locating hole, further improve the stability of back fine hair sand table at the in-process that punches, strengthen the quality of punching of back fine hair sand table, through the slide cartridge, can avoid the clamp plate, the limiting plate rises or descends the in-process along the stand and takes place to rock, improve the clamp plate, the stability of limiting plate at the in-process that reciprocates, and then improve the precision of the post of punching the back fine hair sand table position, further improve the quality of punching of.
Preferably, the post that punches set up to the structure that can change on the fixed block through the installation piece, pass through threaded connection with the fixed block with the installation piece, be convenient for install the installation or the dismantlement of piece on the fixed block, improve the installation effectiveness of post that punches and the stability after the installation on the fixed block, according to the difference in back of the body fine hair sand table aperture of punching, select corresponding post of punching, the quality of punching of back of the body fine hair sand table has not only been improved, also can improve the commonality of drilling equipment, enlarge the application scope of drilling equipment, reduce the cost of making many sets of drilling equipment.
Preferably, the structure that punches post, spacing hole, locating hole, backing plate set up to the one-to-one, the post that punches passes spacing hole on the limiting plate and punches to the back fine hair sand dish of placing on the loading board in the locating hole, the post that punches after punching rises and back fine hair sand dish separation, back fine hair sand dish shifts out from the locating hole along with the loading board, improves the precision that the post that punches to back fine hair sand dish punch the position, strengthens the quality of punching of back fine hair sand dish.
The working principle is as follows: according to the aperture size of the back fine hair sand disc needing to be punched, a positioning plate with corresponding positioning holes is selected, a punching column is installed on a fixing block through an installation block, a hydraulic cylinder I is started, a plurality of back fine hair sand discs needing to be punched are placed on a bearing plate in an up-and-down overlapping mode, the hydraulic cylinder I and a piston rod I push a base plate to ascend, the base plate pushes the bearing plate to ascend through a connecting column, the bearing plate pushes the back fine hair sand discs to enter the positioning holes, a hydraulic cylinder II is started, a pressing plate descends under the action of the hydraulic cylinder II and the piston rod II to drive the fixing block and the punching column installed on the fixing block to descend, the pressing plate pushes a limiting plate to descend through a spring, the pressing plate presses the back fine hair sand discs in the positioning holes, the punching column continues to descend, the back fine hair sand discs placed on the bearing plate in the positioning holes are, the back velvet sand disc and the bearing plate are moved out of the positioning hole.
Has the advantages that: the utility model discloses be provided with the chip removal hole on the loading board, and link up chip removal hole and hollow spliced pole, a plurality of back of the body fine hair sand table that need punch superpose from top to bottom and place on the loading board, in the loading board promotes back of the body fine hair sand table and gets into the locating hole, the post of punching punches to the back of the body fine hair sand table in the locating hole, avoid back of the body fine hair sand table to produce at the in-process of punching and rock, strengthen back of the body fine hair sand table at the stability of the in-process of punching, improve the quality of punching of back fine hair sand table, the piece that back of the body fine hair sand table produced in the punching process is discharged from the chip removal hole, and fall through hollow spliced pole, be convenient for collect the piece, avoid the.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic view of a part of the structure of the present invention, showing the connection structure of the pressing plate and the punching column.
Fig. 3 is the utility model discloses a part schematic structure diagram, the connection structure of restriction board and spacing hole is illustrated.
Fig. 4 is a schematic view of a part of the structure of the present invention, illustrating the connection structure of the positioning plate and the positioning hole.
FIG. 5 is a schematic view of a part of the structure of the present invention, illustrating the connection structure of the carrier plate and the chip removal hole.
Fig. 6 is a schematic view of a part of the structure of the present invention, illustrating the connection structure of the chip removal hole and the connection post.
Fig. 7 is a schematic diagram of another embodiment of the present invention.
Fig. 8 is a schematic view of a part of the structure of fig. 7 of the present invention, showing a connection structure of the pressing plate and the pressing block.
In the figure: 1. the device comprises an operation table, 2, a top plate, 3, a first hydraulic cylinder, 4, a backing plate, 5, a second hydraulic cylinder, 6, a pressure plate, 7, a punching column, 8, a limiting plate, 9, a positioning plate, 10, a bracket, 11, an upright column, 12, a first piston rod, 13, a connecting column, 14, a bearing plate, 15, a chip removal hole, 16, a second piston rod, 17, a fixing block, 18, a spring, 19, a sliding cylinder, 20, an installation block, 21, a limiting hole, 22, a positioning hole, 23, a limiting column, 24, a pressure block and 25, a limiting groove.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
The first embodiment is as follows:
as shown in the attached figures 1-6, the back velvet sand disc punching equipment comprises an operation table 1, a top plate 2, a first hydraulic cylinder 3, a base plate 4, a second hydraulic cylinder 5, a pressing plate 6, a punching column 7, a limiting plate 8 and a positioning plate 9, and is characterized in that: the operation panel 1 is arranged on the support 10, the upright post 11 is vertically arranged on the operation panel 1, the top plate 2 is arranged on the upright post 11, the first hydraulic cylinder 3 is arranged at the bottom of the operation panel 1, the first hydraulic cylinder 3 is provided with the first piston rod 12, the backing plate 4 is arranged on the first piston rod 12, the backing plate 4 is provided with a connecting post 13 which penetrates through the backing plate 4 from top to bottom, the top end of the connecting post 13 is provided with a bearing plate 14, the second hydraulic cylinder 5 is arranged on the top plate 2 and is provided with the second piston rod 16 on the second hydraulic cylinder 5, the pressing plate 6 is arranged on the second piston rod 16 and is provided with a fixing block 17 on the pressing plate 6, the punching post 7 is arranged on the fixing block 17 through an installation block 20, the limiting plate 8 is connected with the pressing plate 6 through a spring 18 and is provided with a limiting hole 21 on the limiting plate 8, the positioning plate 9 is fixedly arranged between the upright post 11 and the upright post 11, and be provided with locating hole 22 on locating plate 9, a plurality of back fine hair sand discs that will punch stack from top to bottom and place on loading board 14, loading board 14 promotes back fine hair sand disc and gets into in locating hole 22, the post 7 that punches to the back fine hair sand disc in locating hole 22, avoid back fine hair sand disc to produce at the in-process of punching and rock, strengthen the stability of back fine hair sand disc at the in-process of punching, improve the quality of punching of back fine hair sand disc, punch the processing to a plurality of back fine hair sand discs simultaneously, and the work efficiency is improved, and the labor intensity of operators is reduced.
Preferably, the connecting column 13 on the backing plate 4 is set to be a hollow structure, the chip removal hole 15 is formed in the bearing plate 14, the chip removal hole 15 is communicated with the hollow connecting column 13, a plurality of back fine hair sand plates needing to be punched are placed on the bearing plate 14 in an up-and-down overlapping mode, the bearing plate 14 pushes the back fine hair sand plates to enter the positioning holes 22, the punching column 7 conducts punching processing on the back fine hair sand plates in the positioning holes 22, the back fine hair sand plates are prevented from shaking in the punching process, the stability of the back fine hair sand plates in the punching process is enhanced, the punching quality of the back fine hair sand plates is improved, chips generated in the punching process of the back fine hair sand plates are discharged from the chip removal hole 15 and fall down through the hollow connecting column 13, the collection of the chips is facilitated, the chips are prevented from scattering at will, and the environmental protection performance.
Preferably, the pressing plate 6 and the limiting plate 8 are respectively provided with a sliding cylinder 19, the upright post 11 vertically penetrates through the sliding cylinder 19 on the pressing plate 6 and the sliding cylinder 19 on the limiting plate 8, the pressing plate 6 descends under the action of the hydraulic cylinder II 5 and the piston rod II 16 to drive the fixing block 17 and the punching column 7 mounted on the fixing block 17 to descend, the pressing plate 6 pushes the limiting plate 8 to descend through the spring 18, so that the pressing plate 6 presses the back fine hair sand disc in the positioning hole 22, the stability of the back fine hair sand disc in the punching process is further improved, and the punching quality of the back fine hair sand disc is enhanced, the sliding barrel 19 can avoid the pressure plate 6 and the limit plate 8 from shaking in the process of ascending or descending along the upright post 11, improve the stability of the pressure plate 6 and the limit plate 8 in the process of moving up and down, and then improve the precision of the post 7 that punches to the position of punching of back fine hair sand dish, further improve the quality of punching of back fine hair sand dish.
Preferably, the post 7 that punches set up to the structure that can change on fixed block 17 through installation piece 20, pass through threaded connection with installation piece 20 and fixed block 17, be convenient for installation piece 20 installation or dismantlement on fixed block 17, improve the installation effectiveness of post 7 that punches and the stability after the installation on fixed block 17, according to the difference in back fine hair sand table perforation aperture, select corresponding post 7 that punches, the quality of punching of back fine hair sand table has not only been improved, also can improve the commonality of drilling equipment, enlarge the application scope of drilling equipment, reduce the cost of making many sets of drilling equipment.
Preferably, the post 7 that punches, spacing hole 21, locating hole 22, backing plate 4 set up to the structure of one-to-one, the post 7 that punches passes spacing hole 21 on the limiting plate 8 and punches the back fine hair sand dish of placing on the loading board 14 in the locating hole 22, the post 7 that punches after punching rises and the separation of back fine hair sand dish, back fine hair sand dish with shift out from locating hole 22 along with loading board 14, improve the post 7 that punches to the precision of back fine hair sand dish position, the quality of punching of reinforcing back fine hair sand dish.
Example two:
as shown in the accompanying drawings 7-8, a back fine hair sand tray drilling equipment, including operation panel 1, roof 2, pneumatic cylinder 3, backing plate 4, pneumatic cylinder two 5, clamp plate 6, the post of punching 7, limiting plate 8 and locating plate 9, its characterized in that: the operation panel 1 is arranged on the support 10, the upright post 11 is vertically arranged on the operation panel 1, the top plate 2 is arranged on the upright post 11, the first hydraulic cylinder 3 is arranged at the bottom of the operation panel 1, the first hydraulic cylinder 3 is provided with the first piston rod 12, the backing plate 4 is arranged on the first piston rod 12, the backing plate 4 is provided with a connecting post 13 which penetrates through the backing plate 4 from top to bottom, the top end of the connecting post 13 is provided with a bearing plate 14, the second hydraulic cylinder 5 is arranged on the top plate 2 and is provided with the second piston rod 16 on the second hydraulic cylinder 5, the pressing plate 6 is arranged on the second piston rod 16 and is provided with a fixing block 17 on the pressing plate 6, the punching post 7 is arranged on the fixing block 17 through an installation block 20, the limiting plate 8 is connected with the pressing plate 6 through a spring 18 and is provided with a limiting hole 21 on the limiting plate 8, the positioning plate 9 is fixedly arranged between the upright post 11 and the upright post 11, and be provided with locating hole 22 on locating plate 9, a plurality of back fine hair sand discs that will punch stack from top to bottom and place on loading board 14, loading board 14 promotes back fine hair sand disc and gets into in locating hole 22, the post 7 that punches to the back fine hair sand disc in locating hole 22, avoid back fine hair sand disc to produce at the in-process of punching and rock, strengthen the stability of back fine hair sand disc at the in-process of punching, improve the quality of punching of back fine hair sand disc, punch the processing to a plurality of back fine hair sand discs simultaneously, and the work efficiency is improved, and the labor intensity of operators is reduced.
Preferably, the connecting column 13 on the backing plate 4 is set to be a hollow structure, the chip removal hole 15 is formed in the bearing plate 14, the chip removal hole 15 is communicated with the hollow connecting column 13, a plurality of back fine hair sand plates needing to be punched are placed on the bearing plate 14 in an up-and-down overlapping mode, the bearing plate 14 pushes the back fine hair sand plates to enter the positioning holes 22, the punching column 7 conducts punching processing on the back fine hair sand plates in the positioning holes 22, the back fine hair sand plates are prevented from shaking in the punching process, the stability of the back fine hair sand plates in the punching process is enhanced, the punching quality of the back fine hair sand plates is improved, chips generated in the punching process of the back fine hair sand plates are discharged from the chip removal hole 15 and fall down through the hollow connecting column 13, the collection of the chips is facilitated, the chips are prevented from scattering at will, and the environmental protection performance.
Preferably, the pressing plate 6 and the limiting plate 8 are respectively provided with a sliding cylinder 19, the upright post 11 vertically penetrates through the sliding cylinder 19 on the pressing plate 6 and the sliding cylinder 19 on the limiting plate 8, the pressing plate 6 descends under the action of the hydraulic cylinder II 5 and the piston rod II 16 to drive the fixing block 17 and the punching column 7 mounted on the fixing block 17 to descend, the pressing plate 6 pushes the limiting plate 8 to descend through the spring 18, so that the pressing plate 6 presses the back fine hair sand disc in the positioning hole 22, the stability of the back fine hair sand disc in the punching process is further improved, and the punching quality of the back fine hair sand disc is enhanced, the sliding barrel 19 can avoid the pressure plate 6 and the limit plate 8 from shaking in the process of ascending or descending along the upright post 11, improve the stability of the pressure plate 6 and the limit plate 8 in the process of moving up and down, and then improve the precision of the post 7 that punches to the position of punching of back fine hair sand dish, further improve the quality of punching of back fine hair sand dish.
Preferably, the post 7 that punches set up to the structure that can change on fixed block 17 through installation piece 20, pass through threaded connection with installation piece 20 and fixed block 17, be convenient for installation piece 20 installation or dismantlement on fixed block 17, improve the installation effectiveness of post 7 that punches and the stability after the installation on fixed block 17, according to the difference in back fine hair sand table perforation aperture, select corresponding post 7 that punches, the quality of punching of back fine hair sand table has not only been improved, also can improve the commonality of drilling equipment, enlarge the application scope of drilling equipment, reduce the cost of making many sets of drilling equipment.
Preferably, the post 7 that punches, spacing hole 21, locating hole 22, backing plate 4 set up to the structure of one-to-one, the post 7 that punches passes spacing hole 21 on the limiting plate 8 and punches the back fine hair sand dish of placing on the loading board 14 in the locating hole 22, the post 7 that punches after punching rises and the separation of back fine hair sand dish, back fine hair sand dish with shift out from locating hole 22 along with loading board 14, improve the post 7 that punches to the precision of back fine hair sand dish position, the quality of punching of reinforcing back fine hair sand dish.
Preferably, limiting plate 8 on be provided with spacing post 23, locating plate 9 on set up spacing groove 25, at back fine hair sand dish punching in-process, limiting plate 8 descends, promotes spacing post 23 and inserts in the spacing groove 25, can avoid limiting plate 8 to take place to rock, further improves the precision of back fine hair sand dish position of punching, strengthens the quality of punching of back fine hair sand dish.
Preferably, limiting plate 8 on be provided with briquetting 24 to set up briquetting 24 to the rectangle structure, limiting plate 8 descends the in-process and drives briquetting 24 and descend, makes briquetting 24 suppress the back fine hair sand table in the locating hole 22, avoids back fine hair sand table to take place to rock, strengthens the quality of punching of back fine hair sand table.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
The utility model discloses the part that does not relate to all is the same with prior art or can adopt prior art to realize.
Claims (5)
1. The utility model provides a back of body fine hair sand table drilling equipment, includes operation panel, roof, pneumatic cylinder one, backing plate, pneumatic cylinder two, clamp plate, perforating post, limiting plate and locating plate, its characterized in that: the operating platform is arranged on the bracket, an upright post is vertically arranged on the operating platform, the top plate is arranged on the upright post, the first hydraulic cylinder is arranged at the bottom of the operating platform, a first piston rod is arranged on the first hydraulic cylinder, the backing plate is arranged on the first piston rod, a connecting post which vertically penetrates through the backing plate is arranged on the backing plate, a bearing plate is arranged at the top end of the connecting post, the second hydraulic cylinder is arranged on the top plate, a second piston rod is arranged on the second hydraulic cylinder, the pressing plate is arranged on the second piston rod, a fixed block is arranged on the pressing plate, the punching column is arranged on the fixed block through the mounting block, the limiting plate is connected with the pressing plate through a spring, and the limiting plate is provided with a limiting hole, the positioning plate is fixedly arranged between the upright post and the upright post by welding, and the positioning plate is provided with a positioning hole.
2. The apparatus of claim 1, wherein: the connecting column on the base plate is of a hollow structure, the bearing plate is provided with a chip removal hole, and the chip removal hole is communicated with the hollow connecting column.
3. The apparatus of claim 1, wherein: and the pressing plate and the limiting plate are respectively provided with a sliding cylinder, and the upright post vertically penetrates through the sliding cylinder on the pressing plate and the sliding cylinder on the limiting plate.
4. The apparatus of claim 1, wherein: the punching column is arranged into a structure which can be replaced on the fixing block through the mounting block.
5. The apparatus of claim 1, wherein: the punching column, the limiting hole, the positioning hole and the base plate are arranged to be in one-to-one correspondence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920701362.1U CN210387638U (en) | 2019-05-15 | 2019-05-15 | Back of body fine hair sand tray drilling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920701362.1U CN210387638U (en) | 2019-05-15 | 2019-05-15 | Back of body fine hair sand tray drilling equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210387638U true CN210387638U (en) | 2020-04-24 |
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ID=70345756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920701362.1U Expired - Fee Related CN210387638U (en) | 2019-05-15 | 2019-05-15 | Back of body fine hair sand tray drilling equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN210387638U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112477287A (en) * | 2020-11-27 | 2021-03-12 | 江西捷美软包装有限公司 | Automatic deviation-rectifying and punching device for bag making machine |
-
2019
- 2019-05-15 CN CN201920701362.1U patent/CN210387638U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112477287A (en) * | 2020-11-27 | 2021-03-12 | 江西捷美软包装有限公司 | Automatic deviation-rectifying and punching device for bag making machine |
| CN112477287B (en) * | 2020-11-27 | 2022-08-16 | 江西捷美软包装有限公司 | Automatic deviation-rectifying and punching device of bag making machine |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200424 Termination date: 20210515 |
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| CF01 | Termination of patent right due to non-payment of annual fee |